Demountable vacuum electric connector for physical appliances sealing
SUBSTANCE: in the demountable vacuum electrical connector the first and the third splits, mounted on a board with current-conducting paths, form an extension board rigidly installed on stands inside the flange. A groove is formed on the whole perimetre of the first hollow inside the flange, along the lower ridge of the side wall. The inner hollow of the flange with the extension board, above the level of recesses in the first split electric contacts is filled with a sealant. On the third body of the third split a cover is placed attached on the stands and the flange. Lobes with holes are arranged on the flange outside, on its sides. A pad for the tightening element fixation is envisaged on the flange surface around the first split. The connector counterpart is made on the plate of the appliance being sealed and includes a depression for the tightening element, mounting holes for the flange and the second split installed in the depression.
EFFECT: expanded field and enhanced efficiency of usage of unsealed standard multipin splits based on application of a demountable vacuum electric connector for physical appliances sealing.
8 cl, 6 dwg
The invention relates to electrical and vacuum technology. It can be used, for example, in a vacuum as the vacuum electrical input, as well as for sealing of physical devices with leaky standard multi-pin connectors.
In the vacuum equipment of the known electric vacuum inlets, , , for supplying power to the various execution units and the removal from them of discrete signals. Developed low-voltage, low - current, high-voltage, high-frequency inputs, non-standard and standard performances, and dismountable for neprogreva and warmed vacuum installations. The vast majority of them has sealed part installed in the pressurized volume and, connected with it, the return vents. At the same time, precision engineering, for example, in the development of scanning probe microscopes (SPM), when used to measure the quality of the working environment of vacuum or rarefied gas environment, a problem may occur sealing, nearby in the case of SPM from two or more multi-pin low-voltage and low-voltage connectors standard non-hermetic construction, while maintaining the design of the SPM.
Known commercially available in Russia for use in tight the volumes, evacuated to a high vacuum, a vacuum-tight connectors type RMG , . They have a hollow cylindrical body with an outer Viton seal inside the enclosure in glass sealed metal studs, which together form a connector-plug, connected with leaky cable connector-socket connector type RM. Their disadvantage is that the area occupied by a single connector 50 contacts, about 25 cm2and the design and appearance of the connectors correspond to the level 1960-1970
In modern vacuum equipment widely used hermetic metal-ceramic and glass-to-metal connectors on special flanges . They are in their geometrical dimensions are identical to similar multi-pin connectors leaking execution, with the difference that the electrical contacts instead of the plastic insulators installed in a ceramic or glass base. Their disadvantages are their high cost and the fact that the production technology of modern metal connectors requires installation of an intermediate standard steel flange, for example, type CF with copper seal, the minimum diameter of usually not less than 70 mm
A known connector design , consisting of a hollow body of rectangular form in which you installed Elektricheskie contacts one part of the multi-pin electrical connector, and using a two-part sealant made their protective airtight fill. The disadvantages of this design of the connector should be attributed to the impossibility of its use with a vacuum-sealed volume and the fill wires in isolation from leaking and hasadeh in vacuum materials.
Known designs of vacuum inlets [1, str], where the filled epoxy resin and one or more bare conductors without insulation, which is rigidly connected with the matching input wires. Their disadvantage is that the whole structure is designed as a stationary vacuum connector, and the connector is detachable and resealable physical device acquires a characteristic of the vacuum design.
Also known [4, str] leaking combination connectors type B for three-dimensional mounting, intended for use in low-frequency electrical circuits, DC, AC and pulsed currents. Electrical plug connector includes a first connector in the first housing, the first electrical contacts, each of which has a recess for connection with a wire or jumper, and the second connector in the second housing, the second electrical contacts, the first body is fixed on the second body.
Specified electric will connect the l selected as a prototype.
A disadvantage of this device is that it cannot be used in case of necessity to keep the pressure differential environments on both sides of the connector housing, which limits the scope of use of the electrical plug connector, and also reduces the efficiency of its use.
The task of the invention is to implement the possibility of sealing the working volume of physical devices in vacuum, while retaining the original consumer properties, diagrams electrical connections and external design resealable objects, based on the use of electrical plug of the vacuum connector for sealing of physical devices, dockable in a special way with leaky standard multi-pin connector mounted on a vacuum-sealed volume.
The technical result of the invention is to expand the field of use and efficiency leaky standard multi-pin connectors based on application of the electrical plug of the vacuum connector for sealing of physical devices.
This technical result is achieved by the electrical plug of the vacuum connector for sealing the physical devices of the first connector in the first case, with the first e is tricesimo contacts, each of which has a recess for connection with a wire or jumper, and the third connector in the third case, mounted on Board with conductive paths, together form a transitional cost, and between the first housing and the printed circuit Board there is a gap of about 1 mm Transition fee is rigidly mounted on the racks inside of the flange and the inner cavity of the flange transition Board, above the level of the notches at the electrical contacts of the first connector, filled with sealant. On the third housing, the third connector cover installed fixed on the racks and the flange. In the flange along the lower edge of the side wall, around the perimeter of the inner cavity formed by the groove and the outside, the sides, the flange has tides with holes. On the surface of the flange around the first building provided space for fixing the seal. Mating electrical plug of the vacuum connector for sealing of physical devices is made on the plate of the sealing device and includes obnizhenii to seal the mounting holes for flange and a second connector mounted in obnizhenii. Moreover, the overall dimensions of omnigene lower than the corresponding dimensions of the site and the depth of omnigene less than the thickness of the seal.
A variant where in the flange introduced samoustraniajutsia space, which is formed by extending the existing site to the center lines of the holes in the tides of the flange, thus around each hole sampled and formed four resistant ledge.
There is also an option in which for part of the yoke in contact with the first case, half the length of the hours entered the knurling.
A possible variant, which entered in the rack locking screw, which in the middle part of the rack threaded hole in the side of the flange, at the correct height, is a through hole, through which the rack twisted the locking screw so that when this portion of the screw remains in the hole in the flange.
Appropriate options, where the electrical plug of the vacuum connector for sealing of physical devices entered the gap amount between the first housing and the printed circuit Board, equal to 1.0 to 1.5 millimeters, and the overall dimensions of omnigene in the response of the vacuum connector is made smaller than the corresponding size pad on the surface of the flange on the value of 1.0-1.5 mm.
In some cases a suitable option electrical plug of the vacuum connector for sealing of physical devices, in which the plate into the holes for flange mounted sleeve with internal thread for mounting screws, and on the side surface of the flange on two sides of each of the fixing holes provided for the slopes.
1 shows in General form elektricheski detachable vacuum connector for sealing of physical devices.
Figure 2 shows a bottom view (figure 1), without a mate.
Figure 3 shows the bottom view (Fig 1) become automatically self-centering platform, without mating connector.
Figure 4 presents the different versions of the connector.
Figure 5 shows the vacuum cap.
Figure 6 shows a diagram for determining the height of the Board.
Electrical plug vacuum connector for sealing of physical devices (figure 1, figure 2) includes the first connector 1 in the first housing 2, with the first electrical contacts 3, each of which has a recess 4 for connection with a wire or jumper 5. The second connector 6 in the second housing 7 with the second electrical contacts 8 by screws 9 and nuts 10 is obnizhenii 11 on the response side 12 of the electrical plug of the vacuum connector for sealing of physical devices, which is made on the plate 13 resealable device, which also provides mounting holes 14.
The first connector 1 and the third connector 15 in the third housing 16 with the third electrical contacts 17 are installed with preservation of addressing electrical circuits on the Board 18 with conductive paths 19 and together with the plate 18 form a transitional charge 20, and between the first housing 2 and the printed circuit Board 18 has a gap 21 size of about 1 mm. Transition Board 20 by screws 22 are rigidly mounted n the racks 23 inside of the flange 24, and the first cavity 25 within the flange has a cross section of a rectangular shape with rounded corners, in which threaded holes 26 and screws 27. The first cavity 25 of the flange 24 with a transition plate 20 above the level of the grooves 4 of the first connector 1 is filled with a sealant 28. Figure 1 is conventionally shown a fragment of a fill sealant internal cavity of the flange 24 and the upper level of the sealant shown dashed double dotted line. On the third housing 16 of the third connector 15 mounted cover 29 with the second cavity 30 having a sectional shape of a rectangle with rounded corners, in which holes 31 of the screw 27. The cover 29 is fixed to the rack 23 by screws 32 and the flange 24 by screws 27. Inside flange 24 along the lower edge of the side wall, around the perimeter of the formed groove 33 to create stairs, filled with a sealant 28. Outside, on the sides, the flange 24 has tides 34 with holes 35 for mounting screws 36, which he fixed on the mating electrical plug 12 of the vacuum connector for sealing of physical devices. On the surface of the flange 24 around the first housing 2 is equipped with a platform 37 with four protrusions 38, necessary to the working position of the seal 39. Each of the dimensions of omnigene 11 1.0-1.5 mm less than the corresponding size of the pad 37 on the flange 24, and g is ubina omnigene 11 at 20-25% less than the diameter of the seal 39.
In the assembled electrical plug vacuum connector for sealing of physical devices part omnigene 11 between the second housing 7 of the second connector 6 and the outer wall of omnigene 11 from the top to the limited space 37 on the flange 24, and around the screws 9 - ledges 38, forms a compound vacuum seal groove 39. This allows you to get the width of the flange 24 is not more than 24 mm thick three-row arrangement of electrical contacts in the connectors and the diameter of the seal with a 3.5 mm
To exclude the possibility of formation of an uneven gap when the clamp flange 24 to the plate 13 may introduction to electrical plug vacuum connector for sealing of physical devices become automatically self-centering platform 40 (Fig 3). The space 40 formed by the extension of the platform 37 to the center lines of the holes 35. To eliminate the effect on the uniformity of the clamping flange 24 of a possible expansion of the metal plate 13 around the holes 14 around each of the holes 35 in the space 40 is made the sample 41, resulting in the pad 40 is formed of four resistant ledge 42.
Option connector (figure 4), where the possibility of turning in the hermetic 28 23 hours loosening of the screw 32, of the rack 23 in contact with the first housing 2, at half the length of the rack is made knurling 43.
To exclude possible what about turning in the hermetic 28 hours 23 there is also a variant of the connector (figure 4), where used locking screw 44, which in the middle part of the rack 23 threaded hole 45 in the side wall of the flange 24 at the correct height is a through hole 46 through which the rack screwed locking screw 44 so that when this portion of the screw remains in the hole 46, thereby limiting the turning of the rack 23.
There is also a variant of the connector, where the size of the gap 21 between the first housing 2 and the printed circuit Board 18 is made equal to 1.0 to 1.5 millimeters.
There is a variant of the connector, where the overall dimensions of omnigene 11 mating electrical plug 12 of the vacuum connector for sealing the physical devices are made smaller than the corresponding size pad 37 on the surface of the flange 24 on the value of 1.0-1.5 mm.
In some cases, use of the connector (figure 4) into the hole 14 in the plate 13 can be installed sleeve 47 with internal thread for screw 36.
There is also the option connector figure 4, where the side surface of the flange 24, with the two sides of each hole 35 provided by the slopes 48.
For a quick check of the tightness of sealed electrical plug connector for sealing the physical devices in the set to it can be made flat cap 49 (figure 5), the shape of the portion of the flange 24 from the l the th 37 or become automatically self-centering platform 40. The third cavity 50 is designed for acting on the response side 12 of the second housing 7 of the second connector 6.
The flange 24 and the cover 29 may be provided with recesses to accommodate the labels.
Electrical plug vacuum connector for sealing of physical devices can be represented as an independent set, where the response part 12 is made as a separate transition flange, hermetically mounted in any known manner on the plate 13 physical device.
In the case of manufacturing in the electrical plug of the vacuum connector for sealing the physical devices of the flange 24 and the plate 13 made of stainless steel you can use an airtight connection type CF with copper (metal) seals, which in the flange 24 should be provided with additional holes for mounting screws.
To use tight connection type CF with copper (metal) seal when mounting the electrical plug of the vacuum connector for sealing the physical devices on the plate 13 from any vacuum-tight material response part 12 may be made on additional transition flange, stainless steel, any known method is hermetically mounted on the plate 13.
Instead of the riser 20 is connected to the I electrical contacts of the first connector 1 and second connector 15 can be used wires, which should be solid and not have insulation in contact with the sealant 28 on the connector 1.
Transition Board 20 can be used for any electric and electronic elements or to divert circuits of the first connector 1 when the wiring Board 18 for connection to the third connector 15.
Resealable physical device may not be inside the electrical units, for example, in the device for measuring the superconductivity of several samples of materials, using two electrical plug vacuum connectors for sealing of physical devices.
On the flange 24 of the platform 37 and 40 may be issued in the form of elevation around the first connector 1, in which the groove for the seal 39, and obnizhenii 11 in the plate 13 is retained, and the dimensions of the elevation must be lower than the corresponding response sizes omnigene 11.
In the return part 12 part omnigene 11 may be made in the form of grooves seal 39, while in Central omnigene 11 remains the second connector 6.
Depending on the type of connector flange 24 may be of any shape, for placement inside the riser 20, for example rectangular.
The number of holes 35 in the flange 24 within reason may be any, for che is about should be provided by the appropriate number of tides 34 and the mounting holes 14.
For assembling electric demountable vacuum connector for sealing of physical devices (figure 1, figure 2), before soldering the riser 20, should be performed adjustment of the height dimension of the card 18 to work properly constructed site. Figure 6 shows the dependencies of dimension chains, it is necessary to provide to the mounting and sealing the riser 20.
Figure 6 indicated:
A - total height of the first 25 and second 30 cavities between the flange 24 and the cover 29;
B1 - the height of the first cavity 25 in the flange 24;
B2 - the height of the second cavity 30 in the cover 29;
C1 - height resealable portion of the first connector 1;
C2 - height similar to the part of the third connector 15;
HCthe height of the gap between the bottom edge of the Board 18 and the upper part of the first connector 1;
HPL- the desired height of the Board 18 in millimeters.
In addition, the total height of the bumps on the expansion of the mounting holes of the first 1 and the third 15 connectors, which is taken equal to 0.2 mm Dimensions C1 and C2 may vary depending on party supply connectors or the manufacturer of the connectors.
The required size in millimeters of height HPLBoard 18 is determined for each lot of connectors according to the formula (1):
In almost sold design when the th demountable vacuum connector for sealing of physical devices, dimension a=40,5 mm, B1=26.5 mm, B2=14 mm, a Height of the gap HCselected equal to 1 mm, which provides reliable sealing of the electrical contacts 3 of the first connector 1 and excludes from the zone of the sealing textolite charge 18.
In addition, the estimated width of the card 18 should be such that the side ends of the circuit Board 18 in the composition of the riser 20 was at a distance of not less than 1 mm from the rack 23.
Before installing the riser 20 in the first cavity 25 of the flange 24 sealant 28  promazyvaetsya all contact with the flange 24 of the surface of the first housing 2 of the first connector 1 and the portion of the circuit Board 18, to approximately jumper 5. The holes in the uprights 23 of the screw 22 is also applied sealant 28. In the groove 33 within the first cavity 25 carefully apply a layer of sealant 28. Then transition Board 20 is set in place and secured by screws 22. Immediately after installation of the riser 20 of the first cavity 25 of the flange 24 with a transition plate 20 is filled with a sealant 28 to approximately the top of the jumper 5. Then the set cover 29, the screws 32 threaded into the rack 23, and the screws 31 in the flange 24 to give all elements of the design provisions.
To use the electrical plug of the vacuum connector for sealing of physical devices (figure 1, figure 2) is necessary in obnizhenii 11 mate 12 to place the seal 39 in the Rog second connector 6 and along the outer wall of omnigene 11 plate 13 and then to combine the first connector 1 and the second connector 6, selecting the top flange 24 with encapsulated transition - 20 and securing it with screws 36 on the plate 13.
In case of execution of the flange 24 with the space 37 must visually monitor a position parallel sealing surfaces. If the flange 24 to become automatically self-centering platform 40 (Fig 3) to a position parallel sealing surfaces is provided by the thrust of the projections 42.
Performing roll 43 at one-half the length of the rack 23 of the rack in contact with the first housing 2, or the use of the rack 23 locking screw 44 (figure 4), Cruciferae in a threaded hole 45 in the middle part of the frame 23 through the opening 46 in the side wall of the flange 24, so that when this portion of the set screw 44 remains in the hole 46, for more secure fixation of the rack 23 in the hermetic 28.
The choice of gap 21 between the first housing 2 and the printed circuit Board 18, is equal to 1.0 to 1.5 millimeters, provides a reliable sealing of the first electrical contacts of the first connector 1 and allows to exclude from tight connection porous textolite charge 18.
The implementation of the dimensions of omnigene 11 mating electrical plug 12 of the vacuum connector for sealing of physical devices smaller than the corresponding size pad 37 on the value of 1.0 to 1.5 mm provides a uniform p is Iim seal 39 platform 37 or become automatically self-centering platform 40.
Installation hole 14 in the plate 13 of the sleeve 47 with internal thread for fastening screws 36 and execution on a side surface of the flange 24 on two sides of each of the holes 35, slopes 48 (figure 4) allows you to use a tighter seal, requiring great effort when tightening mounting screws 36.
The plug 49 (figure 5), to be installed instead of the flange 24, to verify its integrity, allows you to quickly differentiate vacuum leak on its presence in the flange 24 or in resealable physical device.
Technical effects of the invention.
1. The use of leaky standard multi-pin connectors in the composition of the electrical plug of the vacuum connector for sealing of physical devices extends the use of connectors and increases the efficiency of their use.
2. Introduction to electrical plug vacuum connector for sealing of physical devices mate (12)including a second connector (6)installed in obnizhenii (11) on the plate (13) of the sealing device, and rigidly mounted on racks (23) inside the flange (24) riser (20), comprising a first connector (1) and the third connector (15) in the third case (16), mounted on Board (18) with conductive paths (19), provides sealing electrical connector and thereby increases the t efficiency use leaky standard multi-pin connectors.
3. Performance electrical plug vacuum connector for sealing the physical devices of the gap (21) between the first housing (2) and plate (18)equal to 1.0 to 1.5 millimeters, forming the inside of the flange (24) along the bottom edge of the side wall around the perimeter of the inner first cavity (25) of the groove (33) and the filling sealant (28) above the level of the grooves (4) of the first connector (1) inner first cavity (25) of the flange (24) transition Board (20) provides reliable sealing electrical connector and thereby increases the efficiency use and extends the use of leaky standard multi-pin connectors.
4. Performance electrical plug vacuum connector for sealing the physical devices in the flange (24) of the side of tides (34) with holes (35), the introduction on the surface of the flange (24) around the first housing (2) ground (37) for fixing the seal (39) in obnizhenii (11) of the plate (13) of the flange (24) and performing the dimensions of omnigene (11) smaller than the corresponding size pad (37) on the surface of the flange 24 on the value of 1.0 to 1.5 mm ensures the reliability of the design of the connector and thereby increases the efficiency standard leaky the multi-pin connectors.
5. Performance electrical plug vacuum connector for the Germany is Itachi physical devices flange (24) become automatically self-centering platform (40) the durability of the connector and thereby increases the efficiency of leaking a standard multi-pin connectors.
6. Introduction to electrical plug vacuum connector for sealing of physical devices knurling (43) or set screw (44) on the rack (23) the durability of the connector and thereby increases the efficiency of leaking a standard multi-pin connectors.
7. Introduction to electrical plug vacuum connector for sealing of physical devices bushing (47) with internal thread for screw (36) and slopes (48) with two sides of each of the holes (35) on the side surface of the flange (24) increases the rigidity of the connector and extends its functionality, for example for use chemically resistant seals increased rigidity, and thereby increases efficiency and extends the use of leaky standard multi-pin connectors.
1. Art. Vacuum seal. TRANS. from English. M: Energy, 1971
2. Vacuum technology: a Handbook / Eshanov, Weeminuche, Atelectasia and others; under the General Ed. Eshmolova, Vainica. - M.: Mashinostroenie, 1985. - 360 C., Il.
3. Vacuum technology: a Handbook / Eshanov, Weeminuche, Atelectasia and others; under the General Ed. Eshmolova, Vainica. - M.: Mashinostroenie, 1985. - 360 C., Il., - str.
4. Larski V.F., Muradyan O., Electrical connectors: a Handbook. - M.: Radio and tie is, 1988. - 272 S.
5. e-mail: email@example.com.
6. Patent DE 19513914 A1.
7. Torr Seal Low Vapor Pressure Resin Sealant, .Varian, www.varianinc.com/vacuum.
1. Electrical plug vacuum connector for sealing of physical devices includes a first connector (1) in the first housing (2) with the first electrical contact (3), each of which has a recess (4) for connection with a wire or jumper (5), and the second connector (6) in the second case (7) with the second electrical contact (8), the first housing (2) is fixed on the second casing (7), characterized in that it introduced the complementary part (12) electrical plug vacuum connector for sealing of physical devices, including the second connector (6)installed in obnizhenii (11) on the plate (13) of the sealing device with the mounting holes (14) on the plate (13), and transition charge (20), comprising a first connector (1) and the third connector (15) in the third case (16), mounted on Board (18) with conductive paths (19), and between the first housing (2) and plate (18) has a gap (21), with transition Board (20) rigidly mounted on racks (23) inside the flange (24)and an inner first cavity (25) of the flange (24) transition Board (20) is filled with a sealant (28) above the level of the grooves (4) of the first connector (1), while the third case (16) of the third connector (15) installed cap (29)mounted on racks (23) and the flange 24), and inside the flange (24) along the bottom edge of the side wall around the perimeter of the inner first cavity (25) formed groove (33), and outside on the sides of the flange (24) has tides (34) with holes (35), on the surface of the flange (24) around the first housing (2) provided by the platform (37) for fixing the seal (39) in obnizhenii (11) of the plate (13) of the flange (24), with overall dimensions of omnigene (11) smaller than the corresponding size pad (37), and the depth of omnigene (11) is less than the thickness of the seal (39).
2. The device according to claim 1, characterized in that the flange (24) introduced samoustraniajutsia Playground (40), formed by the extension platform (37) to the center lines of holes (35), while around each hole (35) sampled (41) and is formed of four resistant ledge (42).
3. The device according to claim 1, characterized in that part of the rack (23)in contact with the first housing (2), at half the length of the rack made pipe (43).
4. The device according to claim 1, characterized in that the rack (23) used the locking screw (44), which in the middle part of the rack (23) threaded hole (45), while in the side wall of the flange (24), at the correct height, is made a through hole (46), through which the rack screwed locking screw (44) so that this part of the screw remains in the hole (46).
5. The device according to claim 1, characterized in that the value of C is Zora (21) between the first housing (2) and plate (18) is equal to 1.0-1.5 mm
6. The device according to claim 1, characterized in that the dimensions of omnigene (11) mate (12) electrical plug of the vacuum connector for sealing the physical devices are made smaller than the corresponding dimensions of the area (37) of the lower surface of the flange (24) on the value of 1,0-1,5 mm
7. The device according to claim 1, characterized in that the hole (14) on the plate (13) is installed bushing (47) with internal thread for mounting screws (36).
8. The device according to claim 1, characterized in that on the side surface of the flange (24) on both sides of the hole (35) is provided by the slopes (48).
SUBSTANCE: pack of printed circuit boards (1) is tightened with stands (2), and printed circuit boards (1) are connected to each other by means of flat tape cables (3). On one of printed circuit boards (1) there is one part (4) of flat socket, the other part (5) of which is installed on additional circuit board (6), protruding edges (7) of circuit board (6) are fixed between stands (2). There is an additional circuit board (9), where part (10) of flat socket is installed, and in protruding edges (11) of circuit board (9) there are holes (12), through which stands (2) pass.
EFFECT: increased resistance of device to mechanical actions and provision of detachable electric joint for external connections.
FIELD: radio engineering.
SUBSTANCE: wiring unit comprises printed circuit boards and multiserial sockets installed on their ends, besides printed circuit boards are installed between rows of socket contacts parallel to each other so that in the first version one of boards with its end sides is electrically connected along one and another surface accordingly with one and another neighbouring rows of socket contacts, and another and subsequent boards with their end sides are electrically connected along outer surface accordingly with other subsequent rows of socket contacts; in the second version - each board with its one end side is electrically connected along one and another surface accordingly to neighbouring rows of opposite sockets contacts, and with its other end side it is electrically connected along external surface accordingly to outer row of opposite sockets contacts. Unit of electrical equipment comprises packet of wiring units made of printed circuit boards with sockets installed on their ends fixed by pair fastening panels. Methods are also proposed to manufacture wiring unit and unit of electrotechnical equipment. Method for repair of electrical equipment unit, in which in packet of wiring unit they detect faulty wiring unit, packet fixtures are removed, due to rotation of units access is provided to faulty piece, fault is eliminated, and packet of units is returned into initial position, consists in the fact that in packet of wiring units arranged with sockets, to which at least printed circuit boards are connected electrically, and boards along their single identical side through holes-contacts are pierced mainly with rigid single-core electric wires, fastening panels are removed from wiring units, faulty unit is detected, and packet of wiring units is divided into two parts relative to it, other units are turned due to bending of wires in different sides to obtain required access to faulty board of unit, after elimination of fault units and fastening panels are put back in place.
EFFECT: high technological properties, low metal intensity, high rigidity and strength characteristics, good repairability and wide opportunities in building of universal units and blocks of various purpose.
13 cl, 12 dwg
SUBSTANCE: modular data processing device is provided as a platform which is compact and configured for selective use separately or together with one or more auxiliary data processing devices in a certain device. The modular data processing device includes a non-peripheral case, a processor, an optimised configuration of the wiring board and a replaceable connection panel which provides more flexibility and support of peripheral devices and applications. The modular data processing device is adjustable and can be used together with all types of computer devices. The platform allows for several modifications which can be made with minimal effect on the dynamic modular device, thus increasing utility of the platform for all types of applications.
EFFECT: increased efficiency of the device to which dynamic modular data processing devices are connected.
21 cl, 16 dwg
SUBSTANCE: invention relates to radio electronic units, meant for use in high-performance onboard electronic mainly used in space vacuum conditions. The proposed radioelectronic unit has a base, a set of printed circuit boards, mechanically connected to each other in parallel into a packet and electrically connected to each other in their interface planes using detachable connectors, crossing the plane of the boards each in a separate electrically conducting opening in the board. The bodies of the connectors rest on one side of the printed circuit board. In contrast to existing radioelectronic units, each printed circuit board is put into a frame made from heat and electrically conducting material, resting on it along the perimetre, and is attached to the frame using fastening elements and docking elements in form of a bushing, mounting part, threaded part and a pin-arrester. In the bushing there is a socket under the pin-arrester of an adjacent printed circuit board. The mounting part is fitted into a metal coated electrically conducting opening on the printed circuit board. The threaded part is put into the lug of the frame, and each frame is mounted on a base by the butt end and is attached to the base using fastening elements.
EFFECT: provision for good thermal coupling between printed circuit boards and frames, frames and the base (for example, over 40 cm2) and, consequently, good heat removal from radio components, as well as possibility of using equipment to put the printed circuit boards into the frame and, consequently, accurately guide an electrical connector, previously mounted on the printed circuit board, for its subsequent docking (undocking) with the electrical connector of the adjacent printed circuit board, thereby preventing damage to contacts.
FIELD: radio-electronics, possible use for engineering radio-electronic blocks.
SUBSTANCE: in accordance to the invention, at least two flexible connectors are connected both to one common board and to at least two parallel boards. Radio elements and (or) group of radio elements on adjacent parallel boards are positioned in staggered order at one level of physical space. At least one end part of boards packet has "C"-shaped form with installation of radio-elements in resulting space. Rod and socket connectors are installed between boards, and their tails represent multi-stepped rods. Also, in radio-electronic block between adjacent boards a screen is installed for protection of influence of electromagnetic interferences. Also, the board acts as a screen for protection from influence of electromagnetic interferences.
EFFECT: reduced weight and dimensional characteristics of radio-electronic block due to ensured more dense placement of electronic boards in packet and electronic components on boards, reducing lengths of inter-board connections, and also increasing reliability in operation, ensuring maintainability and possibility of screening of radio-electronic block under effect of electromagnetic interferences.
3 cl, 9 dwg
FIELD: thermal imaging, namely, transformation of infrared radiation of the object being observed to video image, possible use for night vision in military equipment, guarding systems, police, and other areas of human activity.
SUBSTANCE: thermal imaging transformer includes infrared radiation receiver block and electronic signal processing block, which contains plates with electronic signal processing boards held on them and the body made along its longitudinal axis in form of separate mechanically interconnected sections. Each plate is mounted inside one of the body sections, and electronic signal processing boards are interconnected by quick-dismountable connections. In each section of the body, a unit for draining heat from electronic signal processing boards is installed, made of elastic heat-conductive isolation material in form of an insert which fills all free space between internal walls of body section. As elastic heat-conductive isolation material, two-component heat-conductive isolating backfill compound is used, and sections of the body in the plane perpendicular to its longitudinal axis may have both round and square cross-section.
EFFECT: reduced of time and effort spent on repairs of thermal imaging transformer, improved heat drain from circuitry of electronic signal processing block, increased vibration hardness thereof, reduced costs of heat drain manufacture.
4 cl, 3 dwg
FIELD: electric engineering.
SUBSTANCE: device belongs to a new generation of electron tracking system devices. Video monitoring electron system has set of video cameras connected with device 1 of video monitoring system. Device 1 has at least one external commutation field which has set of separate outputs, each of which outputs intend for connection of corresponding camera with device 1 of video monitoring system. External commutation field is disposed in flat plate-formed case of removable panel 6. Panel 6 is fixed in recess 11 of case 2 of device 1 of video monitoring system for disconnection to form part of surface of mentioned case 2. Multi-pin internal contact-items 13 are mounted onto flat plate-shaped case 10 of removable panel 6. Internal multi-pin contact-items 13 are connected for disconnection with at least one multi-pin contact-item onto case 2 of device 1 of video monitoring system. Internal outputs 4 of commutation field are electrically connected with internal multi-pin contact-items 13 of removable panel 6. Internal space of case 2 at area of recess 11, intended for mounting removable panel 6, is closed by additional separating wall 12. At least one multi-pin contact-item, disposed onto case 2, is placed onto separating wall 12. Internal multi-pin contact-items 13 of removable panel 6 and at least one mentioned multi-pin item, disposed onto mentioned case 2, have to multi-pin neck or bayonet joints.
EFFECT: ability of replacement of device if required and of connection according to initial circuit of connection of external outputs; reduced number of malfunctions.
7 cl, 7 dwg
SUBSTANCE: subject of this invention is an electric connection slot comprising a plug (10), equipped with primary contacts (20), and a base (12), equipped with secondary contacts (24), made as capable of interaction with the primary contacts. The connection slot additionally comprises a valve (30), fixed on the base and arranged as capable of rotation between the closed position, in which it closes access to secondary contacts (24), and the open position, in which it opens access to the secondary contacts to provide for connection of the plug with the base, and a circular coupling (40), fixed on an electric cable (14), connected to the plug (10), and made as capable of movement between two extreme positions: the lower position, in which it closes the valve (30), when the plug and the base are connected, and the upper position, in which it opens access to the plug.
EFFECT: increased reliability and service life, due to prevention of ingress of contaminating foreign matters, such as liquids or dust, into the slot base.
9 cl, 9 dwg
FIELD: electrical engineering.
SUBSTANCE: invention refers to the connecting nodes for connection of electric power cable (1) to the submarine pipeline (8) and/or disconnecting from it, in particular, for direct electric heating. Connective node contains envelope conical member (6) connected to the connective plate (2) on the surface of pipeline (8), reverse enveloped conical member (5) fixed on the end of power cable (1) and screw tightening device (70) for contact between envelope conical member (6) and enveloped conical member (5). Tightening device (70) includes first rod element (7) mage with possibility of entering the first socket (16) of envelope conical element (6) having the hole directed against the direction of the cone (12) of envelope conical element (6) and serving for location of first rod element (7) with first rod element (7) having tightening screw (7a), inner end (7c) of which is manufactured with possibility of contact with enveloped conical element (5) and outer end (7b) is available for connection and disconnection operations.
EFFECT: quick and safe connection of the cable to the pipeline and/or its disconnection.
11 cl, 2 dwg
FIELD: electrical engineering.
SUBSTANCE: connector assembly for connection of first and second conductors comprise base with section to accommodate first and second insert terminals and flap cap pivoted to case to cover said section. Cap has main part, section retaining conductors, and retainer. Section retaining conductors incorporates first and second conductor holders each intended for retaining and leveling relevant conductor relative to aforesaid base required for connecting electric conductor to retaining section of relevant insert terminal in closing proposed cap. Conductor holder clamping force is lower than that of insert terminal. Retainer allows securing cap to case with cap on closed position. In changing said in open position, first and second conductors are retained by first and second insert terminals on being released from first and second holders.
EFFECT: ease of use and proper connection.
15 cl, 26 dwg
SUBSTANCE: submerged electric connector consists of coaxial socket and plug. Connector consists of coaxial socket and plug. Current-carrying thin-wall cylinders of connector are made in the form of shells entering each other, into the bottom of which central pins electrically connected to bottom are mounted. Inductance coils are arranged inside shells between cylinders and central pins on ferrite rings and connected to source and receiver of signal. When in closed position, both halves of connector represent short-circuited turn through which transformer connection between inductance coils of instrument and diving parts is performed.
EFFECT: increasing efficiency coefficient of connector and providing the possibility of using the connector in multiple-channel devices of transfer of electric energy from full electric isolation between channels at their close location irrespective of the fact whether halves of connectors are open or closed.
FIELD: radio engineering.
SUBSTANCE: device with housing (1), in which there installed is at least one contact pin (3), differs by the fact that pin (3) includes the section covered with sleeve (6) containing circular cylindrical outer surface; at that, sleeve is tightly attached to the pin and located in seat (20) of the housing, which is restricted with circular cylindrical wall (26). At that, sealing gasket (30) is installed between outer surface of sleeve and the wall restricting the seat.
EFFECT: improving tightness of connection between contact pins and housing.
8 cl, 5 dwg
SUBSTANCE: explosion-proof plug-and-socket (1) comprises plug (2) and socket (3). Plug (2) comprises case (4) with at least two pins (6) arranged in plug insert (5), and socket (3) comprises case (7) with response sockets (9) arranged in socket insert (8). One of cases (4, 7) is equipped with external bush (10), which may be detachably joined to other case (7, 4). To provide for protection of "d" type, fire-resistant shell, and protection of type "e", higher safety, even prior to engagement of pins (6) into electric contact with sockets (9), between external bush (10) and other case (7, 4), the first clearance (11) is formed, and between external bush (10) and appropriate insert (4, 8) there is the second gap (12).
EFFECT: improved convenience of plug-and-socket handling, especially when disconnecting plug from socket, with preservation of its explosion-proof property.
17 cl, 2 dwg
SUBSTANCE: method may involve wearing (202) high-temperature plastic (122) around multiple connector pins (112) to form a base part (120), wearing (204) low-temperature plastic (132) around the base part to form an insertion (130), wearing (206) side pieces (142) of the connector along the perimetre of the insertion to form an interface node (140), and welding (212) the insertion to the housing (151) for movement (153) of the low-temperature plastic into the housing using ultrasound.
EFFECT: provision for interface connections with high degree of wholeness.
14 cl, 11 dwg
SUBSTANCE: connector has a tubular terminal, a coupling sleeve, a housing element having a cylindrical bushing, and one or more reservoirs. The reservoirs consists of casings containing chemical components between the terminal and the cylindrical bushing. The chemical component is completely inside the casing. Entrance of a coaxial cable into the connector opens the reservoir, releases the chemical component and fastens the protective coating of the cable inside the cylindrical bushing. The chemical component can contain an adhesive, an expanding material and/or a substance which causes swelling of the protective coating of the cable. Two or more chemical components can be stored in two or more adjacent reservoirs.
EFFECT: design of more reliable sealing, putting a chemical component into a closed casing or housing prevents solidification or leakage of material.
29 cl, 22 dwg
SUBSTANCE: plug or socket adapter includes easy-to-manufacture strong locking hook which can be made from other material in comparison to the adapter itself. This locking hook is made in the form of separate element installed in erection space of the adapter housing.
EFFECT: high protection degree of plugs and sockets.
14 cl, 44 dwg
SUBSTANCE: contact-free double-channel transformer connector includes diving and instrumental parts including phone and microphone channels made in ferrite semi-transformer pans placed stepwise in two parallel planes. Step height and distance between ferrite pans are selected so that isolation ratio between microphone and phone channels is 80 dB or more in disconnected position of the connector.
EFFECT: stable duplex connection between divers by using connector in onboard communicator.
FIELD: plug connectors for cables of subsurface workings of mines.
SUBSTANCE: proposed cable-terminating plug forms hollow plug socket of brass whose hollow section on cable end forms cable entry hole and has supporting collar that functions to support male connecting member projection in axial direction. Cable entry hole is provided with inner thread for turning in metal tetrahedron that has through hole for cable entry. Cable screen or armor can be placed between through hole and cable sheath to ensure adequate grounding of cable and cable plug. Inner space of plug socket is sealed by means of shaped part molded on cable sheath, on plug socket, and on polyhedron. Shaped part is also used for securing cable in axial direction on plug socket.
EFFECT: ability of long-time service in damp media due to reliable sealing attained by simple means.
13 cl, 3 dwg