Cable-routing channel insulated electric lines


H02G3/28 -
F16L3/24 - with special member for attachment to profiled girders

 

(57) Abstract:

The invention relates to electrical engineering and the execution of cable channels for laying insulated electric lines in aircraft and space vehicles. Technical result achieved from the use of the invention is to provide a varying number of channels, the correct fixation of the premises in the channel insulated electric lines, reliable protection from vibration and mechanical damage while simultaneously improved grounding. The essence of the invention is that the cable channel has at least one hollow profile with an open cross-section, made of electrically conductive material coated on the inner wall. Inside the hollow profile is retaining strap and means for fixing and fastening of the hollow profile and means for joining the masses. According to the invention, the hollow profile made of the longitudinal slot, which is locked clamping profile, fixing insulated electric line, which is nested in the hollow profile. The clamping profile consists of a retaining strap and a closed cross-sectional elastically deformable evil profile. At the ends of the profile there is a possibility of placement of at least one adapter and one device discharge from the tension, before the last is at least one attachment point masses, and between the fixing points of the mass are one or more gaskets. This adapter juts out into a hollow profile made with the ability to accommodate insulated electric lines and is designed to capture the isolated electrical lines and to connect the masses with another system protection insulated electric lines or connections to other electric systems. 12 C.p. f-crystals, 39 ill.

The invention relates to a cable-routing channel insulated electric lines in aircraft and space vehicles. It can be widely used for laying cables, in particular auxiliary lines and control lines in cable channels. Using the cable channel can be combined in multivalent used cable channel system. This cable allows the use of appropriate and efficient technologies of strip lines in the internal wiring.

There are various solutions that technology is the conduit. So, how is albert Heppner in the Handbook on planning, design and installation of switchgear is a publisher the firm "Browne, Bowery", Mannheim, published by Century publishing house Girardet, Essen, third revised edition, 1965, at page 550, it is generally accepted that in electrical equipment, which is used, for example, in the construction of industrial buildings for electrical control processes, the line is almost always in accordance with the switching circuits are laid in the channels. There is a strip constructed of a synthetic material cable channels or buried cable channels. The latter allow you to stack a large number of lines, while the possible channels of the synthetic materials do not go beyond a certain duty cycle. In the same reference on page 711 presents a cable channel of synthetic material. These traditional solutions have the disadvantage that they cannot be used multivalence, not satisfied with the lack of possibility of combining and expanding individual channel segments in the integrated channel system.

From Europe and spacecraft, containing at least one hollow profile with an open cross-section, made of electrically conductive material coated on the inner wall, and located inside the profile restraining strap, and means for fixing and fastening of the hollow profile and means for joining the masses. The disadvantage with this solution is the fact that the Union of the linear elements in the integrated connection you should always use the elements with the same number of channels. Not is the possibility of varying the number of channels. Linear elements, in addition, have a certain bending stiffness, which allows you to use them within certain limits. Their fastening in the structure can be solved with very high costs, with a separate mounting is only possible when you set a single line individual parts. Fastening is carried out by means of an element which is fixed in place on the structure secures the cables and linear elements in the channels bolted connection using clamping and retaining element.

In accordance with this, the basis of the invention lies in the task of improving Tipova the channel insulated electric lines.

You must also create a cable channel, which is particularly well protects the line from vibration and mechanical damage and at the same time provides improved grounding to protect against electrical hazards.

The problem is solved in that the cable-routing channel insulated electric lines in aircraft and space vehicles containing at least one hollow profile with an open cross-section, made of electrically conductive material coated on the inner wall, and located inside the profile restraining strap, and means for fixing and fastening of the hollow profile and means for attaching a weight, according to the invention, the hollow profile made of the longitudinal slot with the possibility of locking clamping profile that captures nested insulated electric line and consists of a holding strap, running the length of the hollow profile, and the closed cross-sectional, elastically deformable filler, and the retaining strap is sandwiched by the free ends of the outer wall of the open cross section of the hollow profile, with the hollow profile at the ends in the longitudinal on the power load from tension, and before offloading device from tension is at least one attachment point masses, and between the fixing points of the mass are one or more spacers, the adapter juts out into a hollow profile made with the ability to accommodate insulated electric lines and is designed to capture the isolated electrical lines and to connect the masses with another system protection insulated electric lines or connections to other electrical systems.

In the cable according to the invention the insulated electric line can be placed separately in a flexible tube, preferably made in the form of a braid for additional protection from abrasion.

In the cable according to the invention in the means for fixing and fastening of the hollow profile may be provided for grasping the cable connector, and can also be installed tubular clamping speed on the fitting, in particular elastomeric insert.

In the cable according to the invention several hollow sections, placed horizontally at a certain distance from each other, with their outer degree of the LM using a welded connection.

In the cable according to the invention open ends of the hollow profile can be closed using a conductive profile, having a thin wall and is capable of elastic change in shape, and conductive profile may be C - shaped flat profile with one or more grooves, congruent with grooved recesses of the side surfaces of the retaining strap adjacent to, and electrically conductive, the profile may be adjusted by the shape-retaining strips may be made of a material corresponding to the material of the hollow profile, and may have conductive contact with the retaining strap and a hollow profile.

In the cable according to the invention the hollow profile can be made from the processed sheet material with chrome plated, or galvanized or cadmium-plated or Nickel-plated or silver-plated or gold-plated surface, or of copper or aluminum alloys, or anodized aluminum or anodized aluminum alloy.

In the cable according to the invention the clamping profile may be made in the form of a conductive combination of synthetic material-metal or of e is gr or silver, or copper, or aluminum, or Nickel, or iron, and the clamping surface of the profile can be covered with a conductive layer of gold, or silver, or copper, or cobalt, or chromium, or India, or rhodium, or tellurium, or tantalum, or nichrome, or iron-Nickel alloy.

In the cable according to the invention the lateral surface of the retaining strap with grooved held preferably in the longitudinal direction of the grooves, can adhere to the inner wall of the hollow profile, and the retaining strap may be perpendicular to the gaps and be made of a conductive synthetic material or rubber, having at least a conductive surface.

In the cable according to the invention, the filler consisting of foam, or sponge rubber, or synthetic material, can be made solid or hollow cross-section, and it can fill the space in a holding strap and using the latest when it is fit to the inner wall of the hollow profile can capture insulated electric line in the hollow profile.

In the cable according to the invention is resistant to the history of the material, or elastic rubber, or from toneortega material.

In the cable according to the invention, the adapter may be made of two different clamping parts of iron, or cast iron, or colored or light metal, or conductive or non-conductive synthetic material, both clamping parts may have a clamping device for a hollow profile and to be fixed with screws, while the upper clamping part can be performed protruding element, which enters the opening in the hollow section, and formed a holding area provided for mounting the input of another system protection lines or other electric system.

In the cable according to the invention the device unloading from tensions can be made of the support sleeve, consisting of an upper poluchasa and lower poluchasa of metal and having a conductive connection with a hollow profile, an elastomer insert, which consists of a rubber coupling and clamping element consisting of a molded preferably in the form of a tube and secured with screws clamping bracket, and an elastomeric insert can encircle covered with g is that it can be fixed and mounted on the hollow profile.

In the cable according to the invention the attachment of the mass may consist, respectively, of at least two clamping parts and the gasket may be composed respectively of two clamping parts, and attachment masses can be made of iron, or cast iron, or of color or light metal, or conductive synthetic material, and the strip may be made of synthetic material.

Achieved by using the invention, advantages can be seen mainly in the fact that the cable channel can be combined in multivalent used the trunking system. It protects well insulated electric line from vibration and at the same time provides a good grounding channel against emerging electrical hazards. The line is well protected from mechanical damage. This system can be used in a wide range of internal wiring, in particular in the construction of aircraft and spacecraft.

Diverse form of a geometric body or the cross-sectional shape of the hollow profile allows installation in channel system variable number of isolated electricity is ku to local conditions available installation space. Proper fastening and fixing the cable channel, including a variety of tools or fasteners, are in that respect there in the specified form. Use in accordance with the decision of the sheet material with the processed surface or alloys of copper or aluminum for a hollow profile prevents the occurrence of the phenomena of corrosion and abrasion. The implementation of thin-walled hollow profile allows you to practice saving lightweight construction materials. Facing the hollow profile by means of protection from abrasion and reduces the risk of unintentional damage to the lines in the result of external influences. In this respect, it is also necessary to produce preferably a separate strip lines in a flexible tube with a braid. Appropriate material design and shaping of the retaining strap or push-on profile take into account the preferred locking of the hollow profile or proper closure in the hollow profile of the isolated electric lines. Its dense from the point of view of form and substantially pliable elastic landing on the inner wall of the hollow profile and its conductivity provide protection from unpleasant penetration of moisture and dirt or proesa communication with a hollow profile with the exception of high resistance, thanks to the opportunity favorable inclusion in a measure of protection grounding from electrical hazards outside cable duct systems. The filler, which is completely or partially fills the hollow space in a holding strap is designed to adjust the retaining plate or clamping profile to the inner wall of the hollow profile for reliable fixation of the lines in the cable channel and contributes to the creation of a solid lightweight design of the channel.

With the help of a hollow profile with the inside retaining strap is the preferred way, it is possible to install electrically conductive profile, which closes the open ends of the hollow profile, as additional protection against external influences. Justified its elastic fitting to the shape of the retaining strap and its conductivity protected from electrical hazards. Introduction in the hollow profile of the adapter facilitates the preferred additional to mate with another system protection lines or connection to another electrical system. The ends of the channel as possible made in the form of protection devices voltage insulated electric lines. With this ostroumnaj. Bending the hollow profile with the necessary change of direction of laid cable channel very preferably affects the wiring and installation. Implementation of mounts and adapters as part of a welded structure allows using them more favorable installation due to the presence of built-in parts; the stability of the cable channel or cable channel system improves additional fastening. Implementation installation of hollow profiles allows the preferred technology of the welded connection and fastening. With this mounting of the hollow profiles of the same benefits apply to fixed parts of the welded structure.

The invention is illustrated with the help of drawings on which is shown:

Fig. 1: a device in accordance with the invention, depicted with the fixing points of the mass and gaskets, as well as devices with strain relief;

Fig. 2: cable channel without clamping parts;

Fig. 3: mount (cable channel attachment with Pasechnik rivets clamping parts on the structure);

Fig. 3A: a modified device in accordance with Fig. 2 and 3;

Fig. 4: a modified device in accordance the creation in accordance with Fig. 5 shows conductive and environmental securing bar wrapper;

Fig. 7: the modified device in accordance with Fig. 3 with the device in accordance with Fig. 5;

Fig. 8: the modified device in accordance with Fig. 3 with an enlarged cross section of a device in accordance with Fig. 2 and with recesses in the lower clamping part;

Fig. 9: the modified device in accordance with Fig. 3 with a modified device in accordance with Fig. 26;

Fig. 10: attachment mass in accordance with Fig. 9 with screwed clamping parts;

Fig. 11: the device strain relief in a section in accordance with Fig. 10;

Fig. 12: the device strain relief in a section in accordance with Fig. 14;

Fig. 13: the modified device strain relief in accordance with Fig. 11;

Fig. 14: the modified device in accordance with Fig. 3 with screwed clamping parts;

Fig. 15: adapter with screwed clamping parts;

Fig. 16: the modified device in accordance with Fig. 18;

Fig. 17: two adapter with screwed clamping parts;

Fig. 18: a device in accordance with Fig. 5 cable connectors;

Fig. 19: the connection;

Fig. 20: the device is hollow profile mounting cable connectors on the bottom poluchasa with their attachment with Pasechnik rivets on the structure;

Fig. 20A: a modified device in accordance with Fig. 3 located on both clamping parts rocker retainer and the mounting of the lower clamping part on the structure by connecting nosuchname rivets;

Fig. 21: attachment mass in accordance with Fig. 3 with the supporting sleeve and the fastening both will get to the structure with screws;

Fig. 22: a modified device in accordance with Fig. 17 with adapter;

Fig. 23: the modified device in accordance with Fig. 19 with two adapters;

Fig. 23a: a device in accordance with Fig. 23 with one adapter;

Fig. 24: the modified device in accordance with Fig. 3 with the device in accordance with Fig. 5 and three attached to the structure by connecting nosuchname rivet clamping parts;

Fig. 25: the modified device in accordance with Fig. 26 with a U-shaped free ends of an open hollow profile;

Fig. 25: the modified device in accordance with the bent in the form V form free ends of the hollow prof is the R in it related harness insulated electric lines;

Fig. 26a: a modified device in accordance with Fig. 26 with S-shaped free ends of the hollow profile;

Fig. 27: attachment mass in accordance with Fig. 3 with separate fixing hollow profiles on missed through the lower clamping part welded finger and fastening of the clamping parts with the connection nosuchname rivets;

Fig. 28: a modified device in accordance with Fig. 2 depicts conductive and environmental securing bar wrapper;

Fig. 29: separate retainer node multilayered device in accordance with Fig. 2 cooked on a U-shaped profile and its attachment with intermediate elements on the structure by connecting nosuchname rivets;

Fig. 30: a modified device in accordance with Fig. 29 screw;

Fig. 31: the modified device mount fixed to a holding area of the adapter in accordance with Fig. 30 angular profile;

Fig. 32: the modified device in accordance with Fig. 31c mount two adapters to a holding area;

Fig. 33: the modified device in accordance with Fig. 30;

accordance with Fig. 2;

Fig. 35: the modified device in accordance with Fig. 15 connection with the clamping of workpieces with ribbon tie;

Fig. 36: the modified device in accordance with Fig. 35 with screw connection of both ends of a flat profile;

Fig. 37: a modified device in accordance with Fig. 23 with screw connection of the ends of the connecting terminal part of the flat profile;

Fig. 38: a modified device in accordance with Fig. 30 or 33 two-way fastening by welding hollow profiles on a flat profile;

Fig. 39: a modified device in accordance with Fig. 38 mounting the hollow profile by means of spot welding.

The device in accordance with the invention, it is necessary to more thoroughly illustrate the execution. In Fig. 1 shows a schematic construction of cable duct device for a strip of insulated electric lines 3.

This device consists of a hollow profile 2 finite length, which by means of fasteners 13, 14 (shown in Fig. 9 and 10 in the cross-section of their core design) mounted on the structure 23. Flat profile 2 is located at these attachment points. Flat profile may be forms of the electric lines 3, which are arranged in the longitudinal direction ends of the profile can be captured by the device strain relief 11. Before these devices strain relief 11 at the ends is one node 13 attachment mass. Between these nodes 13 attachment mass is several distributed along the length of the hollow profile 2 strips 14. These attachment points 13 and 14 additionally attach cable channel system sufficient stability with structural mounting available, for example, the structure 23. It is possible to install multiple hollow profile 2 for one cable channel system, and these hollow profiles 2 are located along the structure and at a certain distance, which is definitely within between their adjacent forming. The hollow profile 2 consists of an electrically conductive material, which is selected with regard to the choice of the design parameters. The last use consisting of electrically conductive material node 13 mounting the mass is connected to the electric conduction system of protection of lines, in this case with a lightning protection system.

The hollow profile 2 is shown in Fig. 2 in cross section with the clamping profile 7, which is compiled by the Oia has a different spatial forms, preferably square or rectangular, or trapezoidal, or ellipsoidal cross-section, with preference being given all the cross-sectional shape. Due to the location along the generatrix of the longitudinal slot 6 (Fig. 2 is not shown is formed with an open cross-section, through which during Assembly is the installation of insulated electric lines 3. The cross-section of the hollow profile 2 should consist of electrically conductive material. The hollow profile may be made of iron or cast iron, color or light metal or of a conductive synthetic material, preferably you need to use metallized synthetic material. The hollow profile 2 is, for example, from a sheet material, the surface of which is pre-treated, or of copper or aluminum alloy. The material with the processed surface chrome-plated, galvanized, Kadirova, nickeliron or even silver plated or gold plated.

Inner wall of the hollow profile 2, which basically defines a polygonal, circular or ellipsoidal cross section of the hollow profile 2, is covered with abrasion-resistant protection from the om profile 2 cladding. Facing the inner wall 5 is possible by using the coating of synthetic or rubber elastic material, and convenient to use facing with an insert of toneortega, synthetic or rubber material. Additionally insulated electric line 3 can be protected from exposure to abrasion by placing them in a flexible tube 30 with the braid (Fig. 2 is not shown). An open hollow profile 2 may be closed along invisible in Fig. 2 a longitudinal slot 6 clamping profile 7. The latter consists of a retaining strap 8, which introduced mainly elastically deformable filler 9, the latter may be made in the form of a solid cross-section. It is a solid cross-section can be implemented using foam, porous rubber or synthetic material. The filler 9 must be fully or partially fill the space in the retaining plate 8 and fixed in the hollow profile 2 in cross-section retaining strap 8 when it is fit to the inner wall 5 of the hollow profile 2 insulated electric line 3. A possible implementation of the retaining strips 8 without additional filler 9, and it prostranstvennoe space filler 9 and located within the cross section retaining strap 8. Retaining strap 8 is introduced into the longitudinal slot 6 of the clamping profile 7 has basically tightly and elastically against the wall of the hollow profile 2 and clamped to the free ends of the outer wall 5 of the open cross section of the hollow profile 2. With the aim of better adhesion with the inner wall 5 side or working surfaces of the retaining strips 8 are equipped with grooved recesses 26, which are preferably selected in the rubber profile of the retaining strips 8, passing along the generatrix of the hollow profile 2. These grooved cavities 26 may be replaced by, for example, in accordance with Fig. 5, smooth side or work surfaces and fixed with a cable connector 32 in accordance with Fig. 18 in a certain position of the clamping profile 7. The clamping profile 7 can be in the form of a rectangular parallelepiped with a rectangular or square cross-section, or it may be a prism or split prism with a trapezoidal cross-section, or a lens with a partially rounded around the circumference of the side surfaces, which describe the shape of a cylinder. The preferred form of frame in which have already been described as adapted to the spatial shape of the hollow profile 2. If using adashim.

In the case of conductivity, it must consist of a composite material, preferably from a combination of plastic-metal, or of the above-mentioned rubber material. In this case, to the combined or rubber material, you need to add electrically conductive particles, preferably gold, silver, copper, Nickel or iron. Then under certain conditions, the surface profile 7 should be covered with additional electrically conductive layer, preferably of gold, silver, copper, cobalt, chromium, indium, rhodium, tellurium, tantalum, chromium-Nickel or iron-Nickel alloy.

Other modifications of the form of the cable channel (without clamping parts 20) can be seen in Fig. 6 and 28. In both variants perform using the retaining strap 8 is additionally installed with a conductive profile 25. This electrically conductive profile 25 has a thin wall, preferably the wall thickness, and has elastic deformability, and with the help of this profile closed open ends of the hollow profile 2. When it comes to the hollow profile, which has electrically conductive contact with the retaining strap 8 and the hollow profile 2. Its material should match the material, ispolzuetsia with body shape of the clamping profile 8, with U-shaped, V-shaped, C-shaped or T-shaped. In a fit push-on profile 8 electroconductive profile 25 in accordance with Fig. 28 can be selected optionally, one or more grooves 27 or grooved recesses 26, which are congruent with the same elements of the clamping profile 8 on its working or lateral surfaces and, in particular, adjacent to the latter. If necessary, a conductive profile 25 can be adjusted by using perpendicular to forming the hollow profile 2 recesses external structures retaining strap 8.

In Fig. 15 accordingly presents the adapter 12. Last order home surrounded by a flexible tube 30a with braid insulated electric lines 3 extending from the hollow profile 2, equipped with a slot 6. Using it can connect mass 4 with another system line protection or switching in the event of lightning protection possible emerging from electrical hazards, or connecting to other electrical systems. The adapter 12 is composed of two different clamping parts 20, which are fixed with screws 21. The upper and lower parts 20 have clips of the hollow profile 2. , Made his 20 formed area 19, which was to be designed for an input pin of the second system.

The input means of a screw connection 29 by means of the screws fixed on the area 19. A modification of the fastening Assembly shown in Fig. 35 and 36. In this case, the connection of these two clamping parts is performed using adjacent along the side surfaces of the tie tape that is attached or by the clamping element, or by using Vincennes case 31.

Fig. 3, 3a and 4 show four spaced parallel to each other the same hollow profile 2, and used various clamping profiles 7 in accordance with Fig. 2 and 5. The hollow profile 2 is held by means of nodes 13, 14 of the mounting structure 23 in a certain position. The latter consists of two different clamping parts 20, which are equipped with clamps for hollow section 2 and are in the majority on the structure 23 at a certain distance from each other. The use of multiple identical clamping parts 20 shown in Fig. 24. The fastening of the nodes 13, 14 mounting is performed in the node 13 attachment mass by means of a screw connection 21 and the gasket 14 with Nasional head 28 on the structure 23. The upper clamping parts 20 have a full-time basis. The hollow profile 2 is filled insulated electric lines 3 so that the penetration of possible existing or surrounding the hollow profile 2 electromagnetic fields through the longitudinal slot 6 has no disturbing influence. Insulated electric line 3 by the clamping profile 7 are held as described above continuously in a certain position. Clamping profiles 7 must be pressed into the hollow profile 2, and they are due to their highly elastic property, for example, when using rubber profile are fitted to the surface of the insulation electrical lines 3. When the grooved recesses 26 on the holding plate 8 in accordance with Fig. 2 there should be alignment of the various levels of fill line. The clamping profile 7, respectively, before the node 13 or 14 mounting or after may fail or be laid without breaking. Inner wall of the hollow profile (as mentioned) can be equipped with a coating of synthetic material, which serves as a protection for insulated electrical lines 3 from abrasion. When necessary to change the direction of laid cable channel hollow profile 2 can be bent. Thus, the system kinnim plot strip cable channel, the number of air gaps between the hollow profiles can be minimized to reduce the penetration of acting from outside electromagnetic fields.

Fixing and fastening open profile 2 with an upward opening (vertical hole), as shown in the figures, meets the requirement of adequate screening from exposure to these fields. Additional filming from the effects of such external fields is possible by installing an electrically conductive profile 25 using the retaining strap 8 with locking the free ends of the hollow profile 2 in accordance with Fig. 6 and 28 in the form described above. Use the retaining strap 8 and wavy contact with the conductive profile 25 improves the adaptation from foreign influences. The fastening of the hollow profile 2 with the pads 14, the clamping part 20 which preferably consist of a synthetic material, or by using the node 13 mounting weight, clamping parts 20 which are made of electrically conductive material or electrically conductive synthetic material, is carried out at a certain distance from each other.

Fig. 4 shows,in particular, the stress distribution in hollow profiles 2.

In Fig. 21 also presents the node 13 mounting weight in accordance with Fig. 4, and in this case, due to the screwing of the two clamping parts 20 are fixing hollow profiles 2 and with the lower clamping part 20 provides a solid connection with the structure 23. Thanks this is the connection with the existing system line protection from electrical hazards.

Fig. 7 shows a modified device in accordance with Fig. 3 with the device in accordance with Fig. 5, the side or working surfaces of the retaining strips 8 saved smooth.

The image of Fig. 8 shows a modified device in accordance with Fig. 3, and the clamping parts 20 is fixed to the hollow profile 2 with a large cross-section and three of the same profile 2 with a smaller cross-section. In order to reduce weight in the lower part 20 of the selected different recesses 38.

The image of Fig. 9 shows a modified compared with Fig. 3 the form of strip lines, as in this case, the insulated electric lines 3 are laid in a flexible tube 30 with braid, which is, for example, of textile fabric or textile fabric coated with a synthetic Mat is e inner wall 5 of the open hollow profile 2 is not fitted with a coating of synthetic material.

Due to this connection of isolated electricity lines 3 in the beam inside the flexible tube 30 with braid has inert mass, which, when vibration or shock calms the individual lines 3 and significantly limits the abrasion lines.

In Fig. 10 presents the node 13 mounting weight in accordance with Fig. 9 with screwed clamping parts 20. In this case, the clamping part 20 is composed of iron or cast iron, or of color or light metal, or conductive synthetic material. The location of this electrically conductive node 13 mounting on the hollow profile 2, you can borrow from Fig. 1.

The offloading device from voltages 11 in accordance with Fig. 11 collected from the supporting sleeve, the elastomeric insert 16 and the clamping element 17, and an elastomeric insert 16 in the form of a rubber coupling surrounds placed in the flexible tube 10 with braid insulated electric line 3. This device can be introduced into the support sleeve, which consists of the upper poluchasa 15 and the lower poluchasa 18 of metallic material and is connected with the possibility of electrical conductivity of the hollow profile 2. The clamping element 17 in the form of a clip, in which there is a device that captures the via which the generatrix can conveniently be entered insulated electric line 3, this tubular ferrule should serve as an appropriate means for fixing and fastening fitted with the fitting, namely rubber sleeve as the elastomeric insert 16. Insulated electric line 3 at the ends of the hollow profile 2 should be centered with pelucas 15, 18 or perhaps using polished clutch made of metal or rubber in the hollow profile 2. This long upper poluchasa 15 and a shorter lower poluchasa 18 to be inserted into the hollow profile 2. Both together form the Foundation for polished pipe with pressure when active screw connection with clamping element 17. Therefore, the upper poluchasa 15 is made longer as compared with the lower poluchasa 18, as in the hollow profile 2 with a maximum fill factor insulated electric lines 3 of the above-mentioned device beam lines lifted when mounted vertically. Top poluchasa 15 acts as a shielding cover regarding elevated beam lines. Both poluchasa 15, 18 are connected to the internal wall 5 of the hollow profile with the possibility of electrical conductivity. Rubber sleeve 16 serves as protection for insulated electrical lines 3 the static line attached to the end of the hollow profile and thereby discharged from the stretching tension.

In addition to this extent, the fabric 30 with braid can be separated from the insulated electric lines 3 and stretched along the outer wall 5 of the hollow profile 2 and using a secure element 17 is fixed together with the described device. Separate insulated electric line 3 beam held thanks to the tight fit of the braid 30 and this protection is implemented undesirable relative movements.

Fig. 12 shows the device 11 discharge from tensions in the section A-B according to Fig. 14; in this embodiment, the rubber sleeve 16 is eccentric to the beam lines is not lifted vertically out of the hollow profile and planted after clamping element 17. In this case, both the metal poluchasa 15, 18 have the same length and braid 30 - excessive length. Created with the help of the mount in accordance with Fig. 14 pressure contributes to the strain of the tension beam lines. Additional mount with clamp braids in the above form is not required.

Image device 11 strain tension in accordance with Fig. 13 is identical with the image in Fig. 11. The only difference lies in the different length metal pelucas 15 which has an end four hollow sections 2 node 13 mounting the weight of the metal with the device 11 discharge from stress. Rubber coupling 16 poluchasa 15, 18 devices 11 strain tension in combination with the ends of the hollow sections are clamped fixed with screws 21 clamping parts 20.

Decisions in accordance with Fig. 11 and 13 can be largely applied to systems in accordance with Fig. 3, 4, 7 and 8 without braid 30 in a modified form.

Fig. 17 shows two adapter 12 with screwed clamping parts 20. Mounting screw in this case is located in the middle of the clamping parts 20 between the two hollow profiles 2.

In Fig. 22, 23, 23a, 31, 32, 37 presents, in addition, other modified forms with one or more adapters.

Fig. 18 shows a continuously variable holding the bar 8. This embodiment of permits attachment with cable connector 32 on the hollow profile 2 at certain distances.

A similar device is shown in Fig. 16. Here is shown the clamping profile 7 with a horizontally introduced by the slot 10 in the securing bar 8. This slot is intended for institution of a cable connector 32, which holds the clamping profile 7 in a certain position.

Fig. 19 and 20 show the device, the STV. Thus, in Fig. 19 two double units hollow profiles are mounted on the same structure 23 by the clamping element 17 and screw in position. On the clamping element 17 nadenut rubber profile 16. Rubber profile 16 has a protruding element 22, which enters the hole of the hollow profile 2. To compensate for the difference in height between the two clamping elements 17, are installed spacer part 33.

Fig. 20 shows a device with four hollow profile 2 which are clamped in the lower poluchasa 18 of the mount. These poluchasa 18 mounted in arcuate grooves 34. Hollow profiles 2 are fixed by means of cable connectors 32. In the lower zone of pelucas 18 are curved mounting slots for cable connectors 32, which are inserted from above and drawn through these grooves. Pins for Pasechnik rivets 28 driven into the structure 23, so the pin 28a Nasional rivets held the cable connector 32 in a certain position and at the same time protects from shock and vibration.

Fig. 20a shows a modified device in accordance with Fig. 3, in which both clamping part 20 is fixed near mount nosuchname Zaklady in the clamping parts 20 and secured to the structure 23 by connecting nosuchname rivets.

Fig. 24 shows a modified device in accordance with Fig. 3 with the device in accordance with Fig. 5 and three fixed by connecting nosuchname rivet structure 23 of the clamping parts 20. This device provides for the fixing located at offset vertical hollow profiles 2 pairs respectively located underneath the hollow profile 2, to allow mounting of the adapter 12 on horizontally mounted below the hollow profile 2.

In Fig. 25, 25a, 26, 26a presents other forms of execution of the free open ends of the hollow profile 2.

Fig. 26 shows, for example, an open hollow profile 2 with I-shaped form of its free ends and the shell braid located in a isolated power lines 3.

In Fig. 26a is provided With a - shaped free ends of an open hollow profile 2.

Fig. 25 indicates a U-shaped, and Fig. 25a on the V-shape of these loose ends.

A number of other possibilities to modify the cable channel in accordance with the invention or its location with the device cable channel presents, in addition, in Fig. 27, 29, 30, 33 and 34. Modified phimnow item 20 of the welding bolt and bolt attachment with Nasional rivets 28 to the structure 23 shown in attachment mass in accordance with Fig. 27. Clamping parts 20 of the node 14 of the mounting according to Fig. 27 may consist of synthetic material, and the hollow profile 2 by means of welding bolts 27 are connected with the structure with the possibility of electrical conductivity. This is the connection weight from the structure 23. In this case, the intermediate elements 33 of the metal prevents mechanical loading of the welds between the hollow profile 2 and the welding bolt 37.

Fig. 29 is a separate recording of multiple locations in accordance with Fig. 2 cooked on a U-shaped profile and its consolidation with the help of intermediate elements 33 through connection nosuchname rivets on the structure 23. This is without intermediate elements 33 illustrated in Fig. 30.

Fig. 33 is a modified device in accordance with Fig. 30 screw on the structure 23. With the help of Fig. 34 presents a modified device in accordance with Fig. 33 with an enlarged horizontal cross section of the hollow profile 2.

Both Fig. 38 and 39 show a modified device in accordance with Fig. 30 or 33. Unlike devices presented on the latest figures, you can smotret is a certain distance from each other in a U-shaped profile 36. These devices outer walls 5 of their metallic hollow profile 2 is fixed, first, the flat profile 24 and, secondly, bonded mutually by means of welded connections 42 and is connected with the possibility of electrodiagnostic. The interconnection of the hollow profile 2 is carried out or by using spot welding, or by using the corner seam. Mount on metal flat profile 24 is implemented by using the connection point welding.

In addition to all devices in a cable duct or the duct system should still be noted that the hollow space of the retaining strips 8 allows the compressed air in the longitudinal direction of the hollow profile 2 ends, one end may be equipped with an adjustable valve. Thus, due to the internal pressure is filled to the maximum volume of the hollow space of the clamping profile 7. Using compressed air is the optimum pressure within the hollow profile 2 insulated electric lines 3.

Instead shown in Fig. 12 of the device 11 strain tension can be used all the attachment points in the execution of synthetic m is th 23 by means of a connecting mass or included in a measure of protection from electrical hazards. An alternative would be fixing and fastening one or more hollow profile 2 by means of a metal clamping element 17, which has sufficient electrical contact with the hollow profile 2, but possibly also their connection with Cabinet tapes available to the conductive structure 23. Alternatively, these nodes 13, 14 mounting of synthetic material to be equipped with proper form metal parts, which are electrically in contact with the hollow profile 2, and connect them to the conductive structure 23. There are also devices in which straight or wavy, but springy fan-shaped contour are located around the circumference of the pulley hollow profile 2, and the electrical connection of these elastic elements with the structure 23 is carried out by means of a screw connection.

1. Cable-routing channel insulated electric lines in aircraft and space vehicles containing at least one hollow profile with an open cross-section, made of electrically conductive material coated on the inner wall, and located inside the profile restraining strap, and means for fixing and mounting the Aulnay slot 6 with the possibility of locking clamping profile 7, which records folded insulated electric line and consists of a retaining strap 8, passing through the entire length of the hollow profile 2, and the closed cross-sectional, elastically deformable filler 9 and the retaining strap 8 is sandwiched by the free ends of the outer wall of the open cross section of the hollow profile 2, with a hollow profile 2 at their ends in the longitudinal direction is made with the possibility of the location of at least one of the adapter 12 and one unloading device 11 from tensions, and before unloading device 11 from the tension is at least one node 13 mounting weight and between nodes 13 mounting the masses are one or more spacers 14, and the adapter 12 juts out inside of the hollow profile 2, is arranged to accommodate the insulated electric lines 3 and is intended to capture the isolated electric lines 3 and to connect the masses with 4 other protection system of insulated electrical lines or connections to other electrical systems.

2. The channel under item 1, characterized in that the insulated electric line placed separately in a flexible tube 30, preferably made in the form opensta for fixing and fastening of the hollow profile 2 is provided for grasping the cable connector 32, and installed tubular clamp on the fitting, in particular elastomeric insert 16.

4. The channel under item 1, characterized in that several hollow sections 2, placed horizontally at a certain distance from each other, with their outer walls mounted on a metal flat profile 24 and in General the points of contact on the outside walls with welded joint 42.

5. The channel under item 1, characterized in that the open ends of the hollow profile 2 is closed by a conductive profile 25 having a thin wall and is capable of elastic change in shape, and the conductive profile 25 is a C-shaped flat profile with one or more grooves 27, congruent with grooved recesses 26 of the side surfaces of the retaining strips 8 and adjacent to, and electrically conductive profile fits the shape-retaining strips 8, made of a material corresponding to the material of the hollow profile 2, and is electrically conductive contact with the retaining strap 8 and the hollow profile 2.

6. The channel under item 1, characterized in that the hollow profile 2 is made of processed sheet material with chrome, or ocinkovani aluminum alloys, or anodized aluminum, or anodized aluminum alloy.

7. The channel under item 1, characterized in that the clamping profile 7 made in the form of a conductive combination of synthetic material, a metal or conductive rubber material, to which is added conductive particles, preferably gold, or silver, or copper, or aluminum, or Nickel, or iron, and the surface of the clamping profile 7 is covered with a conductive layer of gold, or silver, or copper, or cobalt, or chromium, or India, or rhodium, or tellurium, or tantalum, or nichrome, or iron-Nickel alloy.

8. The channel under item 1, characterized in that the lateral surface of the retaining strips 8 having grooved, preferably passing in the longitudinal direction of the recess 26, adjacent to the inner wall of the hollow profile 2, and the retaining strap is perpendicular to the gaps and made of a conductive synthetic material or rubber, having at least a conductive surface.

9. The channel under item 1, characterized in that the filler 9, consisting of foam, or sponge rubber, or synthetic material, made a solid or hollow phone to the inner wall of the hollow profile 2 locks insulated electric line 3 in the hollow profile 2.

10. The channel under item 1, characterized in that the abrasion-resistant protective coating is made in the form are inserted into the hollow profile 2 lining of synthetic material, or elastic rubber, or toneortega material.

11. The channel under item 1, characterized in that the adapter 12 is made of two different clamping parts 20 of iron, or cast iron, or colored or light metal, or conductive or non-conductive synthetic material, both clamping parts are clamping device for a hollow profile 2 and is fixed with screws 21, with the upper clamping part 20 is made protruding element 22, which enters the hole of the hollow profile 2, and formed a holding area 19 is provided for mounting the input of another system protection lines or other electric system.

12. The channel under item 1, characterized in that the device 11 strain tensions made of the support sleeve, consisting of an upper poluchasa 15 and the lower poluchasa 18 made of metal and having a conductive connection with a hollow profile 2, the elastomeric insert 16, which consists of a rubber coupling and clamping element 17 consisting of a molded preferably Crozet covered with a flexible tube 30 insulated electric line 3 and introduced into the support sleeve and by the clamping element 17 is fixed and mounted on the hollow profile 2.

13. The channel under item 1, characterized in that the attachment of the mass 13 is respectively at least two clamping parts 20 and the gasket 14 is composed respectively of two clamping parts 20, and the attachment of the mass 13 is made of iron, or cast iron, or of color or light metal, or conductive synthetic material, and the gasket 14 made of synthetic material.

 

Same patents:

Channel // 2103458
The invention relates to a channel for piping for the hot fluid

The invention relates to the field of electrical and concerns the implementation of conduit devices and methods of involvement with their cables in conduit pipes

The invention relates to electrical engineering

The invention relates to a tube bundle for conduits of several plastic pipes aggregated using molded and deformed, passing in the longitudinal direction of jumpers and deployed in a flat unit of pipe with the two outer pipes

The invention relates to conduit device

FIELD: electrical engineering; wire or cable laying or their holding in position and protection.

SUBSTANCE: proposed fixing accessory is designed for use in installation and wiring duct whose inner space is divided into at least two compartments 12A and 12B isolated from one another by partition 13 and having two covers 14A, 14B, each being related to respective compartment 12A or 12B; respective partition 13 relates to one of these covers. Proposed straight-through fixing accessory has longitudinal wall 32 that can be used instead of any mentioned partition and at least one passage 31 and fixing means 33 running in longitudinal direction and designed for fixing this straight-through accessory on base 11 of installation and wiring duct. Proposed accessory is used, for instance, in electrical equipment installation and wiring ducts.

EFFECT: simplified design and reduced manufacturing cost of accessory and duct.

20 cl, 10 dwg

FIELD: press forging for designing and manufacturing sections of cable carrying trays.

SUBSTANCE: proposed method involves new cycle of operations affording more advanced engineering process for manufacturing intermediate sections possessing higher strength. Time saved for designing and developing high-strength intermediate sections of cable trays enhances economic efficiency of method.

EFFECT: enlarged functional capabilities and improved quality of cable laying.

1 cl, 19 dwg

FIELD: press and die forging; production of shaped thin-wall sheaths for cable laying.

SUBSTANCE: proposed device has C-shaped perforated section whose sides carry circular locking grips and are provided with inner bosses; they have rectilinear lengths joined on circular depression and on inner side they bear circular bosses; device also has parallel sides and rectilinear sections and fillets; flexible ends of sides have sag h; bottom of C-shaped section has circular transitions and rectangular sections; device also has slots. Device strength is enhanced without increasing thickness of sheathing material, sheath flexibility being effectively used for enhancing pliability of statically enclosed locking transition with opposing and asymmetric disposition of shaped geometry section. Proposed geometry of device enables space-saving installation and wiring of large number of conductors in industrial shops and subsurface conduits.

EFFECT: improved mechanical design and reduced mass of structure; enhanced safety of expensive equipment and communication facilities.

1 cl, 3 dwg

FIELD: installation and wiring brackets for crosswise installation of instruments in tray socle.

SUBSTANCE: proposed installation and wiring bracket mounted on tray socle with relatively facing edges has two cross arms for joining with edges by means of gripping facilities, each incorporating instrument fastening means. Novelty is that fastening means are joined to each cross arm by means of flexible junction assembly affording slight displacement of fastening means along basic direction of cross arm relative to original steady position during instrument attachment to bracket.

EFFECT: simplified design and enlarged functional capabilities of instrument fastening means.

23 cl, 5 dwg

FIELD: electrical engineering.

SUBSTANCE: proposed insulating duct has on one end suspension means made for its attachment to bracket used for installing instrument on tray socle; on other end it has casing designed to close bracket-mounted instrument in a spaced relation; this casing has side wall. Novelty is that suspension means are, essentially, canopies provided with fastening means minimum at two different elevations and at least on part of casing perimeter, at least upper section of casing side wall being removable part.

EFFECT: improved design of duct for trays of different type varieties without limiting its useful volume.

16 cl, 11 dwg

Cabling tray // 2255401

FIELD: press-forging and stamping plant; manufacture of shaped thin-walled cabling trays.

SUBSTANCE: proposed cabling tray incorporates perforated S-shaped section whose lateral end has at least two pairs of through slots per each end to receive and lock groups of separate cables; at least one row of slots are made relative to symmetry axis on tray bottom which are alternating with rows of cylindrical holes disposed at lateral sides of cabling tray; slots are disposed in projections and are alternating in staggered manner; interrupted parts of slots and round depression are formed at definite length of cabling tray; projections are coupled through radial transitions; tops are made in the form of locking parts provided with straight sections and radial transitions; metal sheath thickness meets requirements to strength of box-shaped section enclosed surface relative to top. Novelty is selection of most optimal geometry of tray enabling cable laying in industrial shops and subsurface conduits to ensure safety for expensive equipment and communication facilities.

EFFECT: improved design and reduced cost of cabling tray.

1 cl, 5 dwg

FIELD: electrical engineering.

SUBSTANCE: proposed housing is designed to arrange required pieces of equipment along wiring duct surface-mounted on wall or partition. This housing has frame suited to installation on wall or partition and forms pocket to receive relevant pieces of equipment; this frame has bore and nose on its sides abutting against given wiring duct; mentioned nose is disposed so that it serves to locally close mentioned wiring duct, with due account of frame and bore, in direction transversal with respect to this wiring duct. Novelty is that nose has movable part equipped with two parallel brackets mounted for sliding inside frame so that this movable part is positioned in telescopic manner in compliance with a number of stable fixed positions corresponding to different widths of given wiring duct.

EFFECT: simplified design and reduced cost of housing.

15 cl, 8 dwg

FIELD: electrical engineering.

SUBSTANCE: proposed end thimble designed for closing butt-end of wiring duct has closing part meant for closing inner space of mentioned duct and fastening part intended to secure this thimble on bottom part of duct base. Novelty is that proposed fastening part has at least one guide bushing designed to drive-in fastening nail; it rises in essence perpendicularly to bottom part whose depth actually equals that of mentioned base.

EFFECT: enhanced reliability of protecting end thimble structure against destruction.

20 cl, 12 dwg

FIELD: closing ends of wiring duct.

SUBSTANCE: proposed closing thimble has covering part designed to close inner space of wiring duct and fastening part used to secure end thimble on bottom part of wiring duct base; covering and fastening parts of this end thimble are joined together by means of junction part. Novelty is that junction part forms flexible coupling affording slight displacement of thimble covering part relative to its fastening part.

EFFECT: enhanced economic efficiency in thimble manufacture and facilitated installation of thimble.

12 cl, 11 dwg

FIELD: the invention refers to the field of electro technique and touches upon the peculiarities of constructive making of the products out of the rolled metal used in quality of an armature for extended cable lines particularly for communication lines used at installing of signaling, special facilities and other service equipment.

SUBSTANCE: the essence of the invention is in that elastic formed longitudinal lid has lengthwise a C-shaped profile with located opposite sharp-cornered lugs on the butt-ends having radius curving. On the surface of the lid there is at least one trapezoidal lug with radius transitions of coupling with the plates of the lid. The sides of the butt-ends of the lid are directed under an angle providing a space gap relatively to the surface of abutment to the radius profile formed by the mentioned sharp-cornered lugs. At that according to this invention interior lugs of h height having radius couplings with the plates of the lid providing enhanced solidity to its construction are fulfilled across the width of the C-shaped profile from the side of the butt-ends of the lid.

EFFECT: simplification of the construction, enhancing solidity, decreasing material consumption and increasing manufacturability of elastic formed longitudinal lid.

4 dwg

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