Building berth for manufacturing collector for injection or drainage of gas of air-based gas cooling apparatus

FIELD: engineering of collectors for injection or drainage of gas for apparatuses for air-based gas cooling.

SUBSTANCE: device has bearing frame, on which not less than three cradle supports are mounted for supporting body of collector for injection or drainage of gas and for abutment of branch pipe connected thereto for connection to gas main, and no less than four portal supports for temporary technological holding by plane, rotation angle and position along collector for injection or drainage of gas of branch pipes with flanges for connection to chambers for inlet or outlet of gas of heat-exchange sections of air-based gas cooling apparatus adequately to position of contact surfaces of response flanges and mounting apertures in them in chamber for inlet or outlet of gas. At least two cradle supports are positioned with possible abutment of body of collector for injection or drainage of gas against them in accordance to suspension scheme, each one primarily between additional pair of portal supports, mounted below outmost and adjacent flanges of branch pipes for connection to chambers for inlet or outlet of gas. Each portal support is made with detachable beam, which is provided with device for temporary holding by plane and rotation angle of flange of appropriate branch pipe and for connection of it to body of collector for injection or drainage of gas in planned position.

EFFECT: simplified construction of building berth while providing for high precision of manufacturing of collector for drainage or injection of gas.

4 cl, 4 dwg

 

The invention relates to a power system, in particular to a device for the manufacture of the collector supply or exhaust gas air cooler gas.

Known jig for Assembly of bulk aggregates containing lower adjustable cradles, stacker plate with pins-pins and sliding the technological bar from the racks-stoppers and screw jacks while before installing it into the slipway on the top section of the collected volume of the unit set the sliding rod, equipped with a geared down racks-stops that have screw jacks, then to return the elements of the lower section of the assembled unit are fixed connecting plate, fix the upper section in the stocks, providing coincidence of the elements of the upper and lower sections and contact all the racks-stops with the beams of the floor, fix the upper section on the building berth plate, and align the holes in the base of joined elements of the upper and lower sections are adjustable length sliding rod and moving by Jack stands-stops (RU # 2123965, 64 F 5/00, 1998).

Closest to the invention analogous to the building berth is linking and Assembly equipment for Assembly of units (RU # 2079421, 64 F 5/00, 1997), including a frame with reference sites and racks, hard tool the optimum beam with rows of the base coordinate of holes, hard medium size units and installation standards, with hard media sizes coordinated among themselves, and equipment installed by the instrumental beam with the base coordinate holes that are defined from the construction of the axes of the assembled units.

The disadvantage of such analogs, including the closest analogue is the complexity and high complexity of installation and the impossibility of manufacturing devices, representing a vessel operating under pressure.

The present invention is the design of the building, ensuring optimization of technological process of manufacture of the collector inlet or gas outlet of the air cooler gas, improving the accuracy of installation and Assembly of the elements of the collector supply or exhaust gas for reducing the complexity of work performed.

The problem is solved due to the fact that the jig for manufacturing a manifold inlet or gas outlet of the air cooling of the gas, according to the invention, includes a support frame, on which the at least three Logement supports for supporting the body of a header inlet or gas outlet and to support the attached pipe for connection to the pipeline and at least four gantry supports for temporary technological fixate the flanges on the plane, the angle and placement along the body of the manifold inlet or gas outlet pipes with flanges for connection to a camera input or output gas heat exchange sections of the air cooling of the gas corresponding to the location of the contact surfaces of the flange and mounting holes in them in the chamber of the inlet or gas outlet, with at least two Logement support posted with the possibility of pressure on them housing manifold inlet or gas outlet for cantilever-beam scheme, mainly between each pair of gantry supports mounted under extreme and adjacent flanges of the pipes to attach to the cameras inlet or gas outlet, and each gantry bearing is made with a removable beam, which is equipped with a device for temporarily fixing plane and the angle of rotation of the corresponding flange of the pipe and attach it to the body of the manifold inlet or gas outlet in the design position.

Each ligamentina bearing may include a frame with attachment points to the base frame and the upper inclined support elements forming a socket lodgement reference sites, oriented normal to the radius of the circle describing the outer contour of the housing of the collector inlet or gas outlet and spaced on opposite sides of the vertical middle longitudinal to the plane of the body of the manifold inlet or gas outlet, every angle of from 20 to 65°in the direction from the bottom of the outer contour of the housing of the collector inlet or gas outlet.

Each support portal may contain at least two spaced apart on opposite sides of the manufactured housing manifold and mounted on the frame racks verified by the plane common to all the racks portal supports the slipway, reference top reference sites to support them lower reference surface of the beam gantry supports and devices for locking the beam in the desired position.

Beam gantry supports can be made with reference to the plane that is common to all beams gantry supports the slipway at least the bottom surface, and a device for the temporary fixation of the plane and the rotation angle of flange designed for the connection to the manifold inlet or gas outlet, made for example in the form attached to the beam and verified by the above mentioned parameters - plane and the rotation angle adequately the parameters of the corresponding flange of the camera or out of gas.

The technical result provided by the present set of essential features, is to ensure optimization of technological process of manufacture of the collector inlet or gas outlet of the air cooling the gas to increase the accuracy of the mouth of ovci and Assembly of the elements of the collector supply or exhaust gas for reducing the complexity of work produced due to the developed invention constructive execution of the building and its elements.

The invention is illustrated by drawings, where

1 shows a top view of the machine for making manifold inlet or exhaust gas air-cooler;

figure 2 - the same, lateral view;

figure 3 is a view along arrow a in figure 2;

figure 4 - cross-section B-B figure 3.

The collector inlet or gas outlet of the air cooling gas comprises a vessel operating under pressure, and includes a cylindrical housing 1, a nozzle 2 for connection with the gas pipeline and the pipe 3 with flanges for connection to the camera input or output gas heat exchange sections of the air cooling of the gas, located on either side of the Central transverse plane of symmetry of the cylindrical body 1 of the collector inlet or gas outlet.

Jig for manufacturing a manifold inlet or gas outlet of the air cooling gas includes a support frame 4, which has at least two Logement support 5 for supporting the housing 1 collector inlet or gas outlet and ligamentina bearing 6 for supporting the adjacent pipe 2 for connection with the gas pipeline. On the base frame 4 is also fixed at least four gantry bearings 7 for temporary technological fixation plane, angle and placement along the body of the manifold inlet or gas outlet nozzles 3 with flanges attached to the I to the cameras of the entrance or exit of gas corresponding to the location of the contact surfaces of the flange and mounting holes in them in the camera or out of gas.

At least two Logement support 5 is placed with the possibility of pressure on them housing 1 collector inlet or gas outlet for cantilever-beam scheme, mainly between each pair of gantry bearings 7 mounted under extreme and adjacent flanges of the pipes 3 for connection to a camera or out of gas.

Each gantry bearing 7 is made with a removable beam 8, which is equipped with a device 9 for temporary fixation of the plane and the angle of rotation of the corresponding flange of the pipe 3 and is joined to the housing 1 collector inlet or gas outlet in the design position.

Each ligamentina bearing 5 may include a frame 10 with fasteners 11 to the supporting frame 4 and the upper inclined support elements 12 forming the socket lodgement reference sites, oriented normal to the radius of the circle describing the outer contour of the cross section of the housing 1 collector inlet or gas outlet or nozzle 2, and spaced on opposite sides of the vertical middle longitudinal plane of the housing 1 collector inlet or gas outlet or nozzle 2, each at an angle from 20 to 65°in the direction from the bottom of the outer contour of the housing 1 collector inlet or gas outlet or nozzle 2.

Each gantry bearing 7 can contain at least two spaced apart on opposite sides of izgotavlivaem housing 1 collector inlet or gas outlet and mounted on the frame 4 racks with 13 verified by plane, common to all racks portal supports 7 berth, fixed upper bearing pads 14 for supporting them lower reference surface 15 of the beam 8 portal supports 7 and devices 16 for fixing beam 8 in the desired position.

Beam 8 portal supports 4 can be made with reference to the plane that is common to all beams gantry bearings 7 building, at least the bottom surface 15, and a device 9 for temporary fixation of the plane and the rotation angle of flange designed for the connection to the manifold inlet or gas outlet, made for example in the form attached to the beam 8 and verified by the above mentioned parameters - plane and the rotation angle adequately the parameters of the corresponding flange of the camera or out of gas.

Manufacturer collector inlet or gas outlet of the air cooling gas on the stocks is as follows.

A cylindrical housing 1 collector supply or exhaust gas pipe 2 for connection with the gas pipeline, mostly made in the form of a single process element with the housing 1, mounted on Logement support 5 when removing the beams 8 so that in the extreme Logement bearing housing 1 collector inlet or gas outlet based on cantilever-beam scheme.

To removable beam 8 attach the flanges of the pipes 3 for Pris is unity to the cameras inlet or gas outlet and install removable beams with 8 nozzles 3 hours 13 gantry bearings 7 and is fixed by means of the devices 16 to lock the beam in the desired position. Next, using tool 9 is fixed to the flange of the pipe 3 on the plane and angle and weld it in a project position.

The jig allows you to optimize the process and reduce the complexity of fabrication of the collector inlet or gas outlet while ensuring high precision installation of pipes for connection to a camera or out of gas on the cylindrical body 1 of the collector inlet or gas outlet on the plane and the specified angle.

1. Jig for manufacturing a manifold inlet or gas outlet of the air cooling of the gas, characterized in that it includes a support frame, on which the at least three Logement supports for supporting the body of a header inlet or gas outlet and to support the attached pipe for connection to the pipeline, and at least four gantry supports for temporary technological fixation plane, angle and placement along the body of the manifold inlet or gas outlet pipes with flanges for connection to a camera input or output gas heat exchange sections of the air cooling of the gas corresponding to the location of the contact surfaces of the flange and mounting holes them in the chamber of the inlet or gas outlet, with at least two Logement support posted with the possibility of pirania them housing manifold inlet or gas outlet for cantilever-beam scheme, each mainly between the pair of gantry supports mounted under extreme and adjacent flanges of the pipes to attach to the camera or out of gas, and each gantry bearing is made with a removable beam, which is equipped with a device for temporarily fixing plane and the angle of rotation of the corresponding flange of the pipe and attach it to the body of the manifold inlet or gas outlet in the design position.

2. Jig according to claim 1, characterized in that each ligamentina bearing comprises a frame with attachment points to the base frame and the upper inclined support elements forming a socket lodgement reference sites, oriented normal to the radius of the circle describing the outer contour of the housing of the collector inlet and outlet gas, and spaced on opposite sides of the vertical middle longitudinal plane of the housing manifold inlet or gas outlet each at an angle from 20 to 65° in the direction from the bottom of the outer contour of the housing of the collector inlet or gas outlet.

3. Jig according to claim 1, characterized in that each support portal contains at least two spaced apart on opposite sides of the manufactured housing manifold inlet or gas outlet and mounted on the frame racks verified by the plane common to all the racks portal supports the slipway, R is Pern upper bearing pads for supporting them lower reference surface of the beam gantry supports and devices for locking the beam in the desired position.

4. Jig according to claim 1, characterized in that the beam gantry supports are made with reference to the plane that is common to all beams gantry supports the slipway at least the bottom surface, and a device for the temporary fixation of the plane and the rotation angle of flange designed for the connection to the manifold inlet or gas outlet, made for example in the form attached to the beam and verified by the above mentioned parameters - plane and the rotation angle adequately the parameters of the corresponding flange of the camera or out of gas.



 

Same patents:

FIELD: power engineering, particularly gas cooling plant components.

SUBSTANCE: gas inlet or outlet chamber is made as a high-pressure tank and comprises side, upper, lower and end walls. Gas inlet or outlet chamber also comprises not less than two load-bearing partitions arranged between side walls and provided with through orifices. One chamber wall is made as tube plate with orifices defining grid structure and adapted to receive heat-exchanging tube ends. One chamber wall has orifices to receive pies to connect thereof with gas inlet or outlet manifold, which supplies gas to or discharges gas from the chamber. Orifices for connection pipe receiving, load-bearing partition orifices and tube plate orifices define communication system to connect gas air cooling plant with gas pipeline. The communication system has several stages with orifices formed so that orifice number at each stage successively changes in gas flow direction. For gas inlet chamber above number increases, for gas outlet chamber the number decreases.

EFFECT: possibility to equalize velocity field, reduced hydraulic hammer, which results in reduced power losses in pipeline conveying gas to be cooled and in increased thermal performance of air cooling plant as a whole or air cooling plant section, increased economy of plant production and operation.

3 dwg, 13 cl

FIELD: power engineering, in particular, heat exchange devices, primarily, air-based gas cooling apparatuses.

SUBSTANCE: device is made in form of reservoir working under pressure, including cylindrical body with end portions of two-side curvature, central branch pipe for connection to gas main and branch pipes for connecting to chambers for inlet or outlet of gas of heat-exchange sections of air gas cooling apparatus, while cylindrical body is made of technological sections, central one of which is made primarily in form of unified technological element with central branch pipe, and branch pipes for connection to chambers for inlet and outlet of gas of heat exchange sections of air gas cooling apparatus are mainly symmetrically positioned on both sides from central technological section and number of these branch pipes on each side ranges from 2 to 8, while the area of cross-section in light of central branch pipe is 0,7-1,0 of area of cross-section in light of cylindrical portion of body of collector fro injection or drainage of gas, and total area of cross section in light of branch pipes for connection to chamber for inlet or outlet of gas of each heat-exchange section of air-based gas cooling apparatus is 0,37-0,62 of area of cross-section in light of cylindrical portion of body of collector for injection or drainage of gas.

EFFECT: decreased metal cost of gas injection or drainage collector and higher manufacturability of its construction, and also decreased hydraulic losses in collector for injection or drainage of gas.

3 dwg, 7 cl

FIELD: power engineering, in particular, engineering of collectors for devices for utilization of gases exhausted by apparatuses primarily used for heating air by combustion products, coming from compressor of gas-turbine plant of gas flow apparatus at compressor stations of main gas pipelines.

SUBSTANCE: air injection or drainage collector of heat exchange block of heat-exchange apparatus like regenerative air heater is made in form of cylindrical ring with opening, in which additional pipe board is welded, while projection on end of pipe board of curvilinear portion of ring, forming an end of opening, is positioned within limits of thickness of pipe board, connection of ring to pipe board in plane of ring cross-section is made within angular range γ=28°-75°, and relation of projection area on aforementioned plane of curvilinear ring portion, forming an end of opening, to projection area on this plane of appropriate end of pipe board, is 0,048-0,172.

EFFECT: decreased mass of construction, high manufacturability of same, possibly lower laboriousness of manufacture, high durability of injection and drainage collector and reliability of its operation due to higher rigidity of construction.

5 cl, 4 dwg

FIELD: heat exchange apparatus; chemical industry and power engineering.

SUBSTANCE: proposed manifold has body with distributor secured on it. Secured to non-magnetic body are magnetic coils; distributor consists of movable and rigidly secured screens made from magnetic material with porous medium placed in between them. Porous medium may be made from foamed plastic and at least 5 rows of elastic balls whose diameter exceeds pitch of screen; it may include at least four layers of ferrite particles at effective diameter equal to diameter of elastic balls.

EFFECT: possibility of performing control of flows in wide temperature range.

4 cl, 9 dwg

FIELD: heat power engineering.

SUBSTANCE: the inventions are intended for heating water and-or steam and may be used in heat power engineering. The boiler plant contains a cylindrical boiler having one course of gases and an internal cylindrical shielded furnace chamber, an air heater, controlled circuits of heating of a heat carrier and fuels, one and more rows of heat exchange pipes, a ring-shaped cylindrical sectional header and a contact economizer. The finned heat exchange pipes are made U-shaped or coiled and form in the end part of the furnace chamber a radiation-convective beam. At that the gas-tightness of the furnace chamber may be ensured either by heat exchange diaphragms connecting the heat exchange pipes or by a heat exchange cylindrical surface. The heat exchange diaphragms, as well as the heat exchange cylindrical surface, which is sealing the furnace chamber and the convective part of the boiler, are spread to the frontal collector. On the collector there are outlet branch-pipes for withdrawal of the heat carrier, from which it is simultaneously possible to take the heat-carrier of several parameters. The boiler plant is countercurrent in respect to a temperature pressure of the furnace chamber and has one and more supporting devices. The back butt of the furnace chamber serves a part of a heating surface of the air-heater together with a branch-pipe of the outlet of the combustion products. The boiler and its heat-exchange pipes are made with in an series heating of the heat-carrier at the speed of its movement in the heat-exchange pipes of 2.15 m\s. The ring-shaped finned boiler header has sections, which are formed by partitions both blank and perforated, one and more frontal covers, one and more pipe plates, on which the heat-exchange pipes of the boiler are fixed. A part of the partitions is made flat and a part of the partitions is made as a ring or a part of a ring. The external finned frontal side of a collector is a part of the heating surface of the air heater. Inventions ensure increased efficiency of the boiler gross load and expansion of its functionalities.

EFFECT: the inventions ensure increased efficiency of the boiler gross load and expansion of its functionalities.

20 cl, 27 dwg

FIELD: heat-power engineering; power engineering; chemical and oil industries.

SUBSTANCE: proposed chamber is provided with rods having section in form of rectangle; rods are mounted over entire perimeter of tube bank in parallel with tubes; vertices of adjacent faces directed towards each other form diffuser and contraction passages. Vertices of faces of adjacent rods directed towards each other may be rounded-off.

EFFECT: reduced hydraulic resistance and enhanced reliability.

2 cl, 3 dwg

FIELD: heat-power engineering; heat exchangers with mixing of heat-transfer agent flows at different temperatures.

SUBSTANCE: circular partition is provided with circular V-shaped box smoothly perforated over perimeter and located above holes of heat-transfer agent inlet branch pipes; vertex of V-shaped box is rigidly connected with circular partition and end faces of box are tightly connected with inner surface of body and outer surface of casing.

EFFECT: reduced hydraulic resistance at simultaneous reduction of usage of metal.

5 cl, 4 dwg

FIELD: heat-exchange apparatus; liquid-to-liquid heat exchangers.

SUBSTANCE: collector chamber of shell-and-tube heat exchanger adjoining the tube sheet of tube bank includes partitions dividing it into supply and discharge compartments; they have U-shaped profile with strip located between its runs; it is made from elastic material; one end of strip is secured on tube sheet and second end is bent at 180 deg. on side of supply compartment.

EFFECT: enhanced operational reliability.

FIELD: power engineering, construction of heat-exchange apparatuses.

SUBSTANCE: building berth has additional plate mounted on additional frame. On aforementioned plate additional pair of posts is mounted with detachable upper portal beam. Portal beam has two pairs of supporting devices mounted along its length. Outermost of those are positioned coaxially to axes of portal frame posts, and supporting devices of middle pair positioned between them are mounted coaxially to central vertical axes of collectors for injection and drainage of air and each of these is provided with coordination-bearing disk connected to it from lower portion of portal beam for technological holding of contour of ends and spatial position of body of appropriate collector for injection and drainage of air during assembling and mounting of block. On aforementioned plate, two additional posts are mounted with detachable beams mounted thereupon in levels within height limitations of pipe boards, having coordination elements held adjustably thereupon with support-mark vertical surfaces, of checked plane position and meant for holding and controlling position of pipe boards of collectors for injection and drainage of block air. On building berth plate, additional, mounted in couples along berth length, posts are positioned, meant for technological holding of mounted posts of block frame. Building berth plate is made two-level with position of higher portion in position zone of portal frame. Supporting surface of this portion is higher then supporting surface of remaining portion of building berth plate for value equal to height of additional lower supports of block, while height of portal frame posts is considered exceeding total height of block and its additional lower supports for value, appropriate for height gap between lower contour contact surface of coordinate-bearing disk and upper surface for abutment of portal beam against post.

EFFECT: optimized technological process of manufacturing of heat-exchange block for heat-exchange apparatus like regenerative air heater, higher precision of mounting and assembling of elements of heat-exchange block, while decreasing laboriousness of performed operations and lower metal cost of construction.

8 cl, 3 dwg

FIELD: power engineering, manufacturing of heat exchange apparatuses.

SUBSTANCE: device has plate mounted on frame. On aforementioned plate additional pair of posts is mounted with detachable upper portal beam. Portal beam has pairs of bearing devices mounted along its length. Outmost ones of those are positioned coaxially to axes of posts of portal frame, and bearing devices of middle pair positioned between them are mounted coaxially to central vertical axes of collectors for injection or drainage of air and each one is provided with coordinate-bearing disk connected to it on lower side of portal beam for technological holding of ends contour and spatial position of body of appropriate collector for injection or drainage of air in process of assemblage and mounting of block. On aforementioned plate two additional posts are mounted with levels of detachable beams mounted thereupon within height limitations of pipe boards, having coordinate elements adjustably positioned one them with bearing-marking vertical surfaces, of checked plane position and meant for holding and control of position of pipe boards of block collectors. On building berth plate additional posts mounted in pairs along length of building berth are positioned, meant for technological holding of mounted posts of block frame.

EFFECT: optimized technological process of manufacturing of heat exchange block of heat exchange apparatus, higher precision of mounting and assemblage of elements of heat exchange block with decreased laboriousness of operations and lower metal cost of construction.

7 cl, 3 dwg

FIELD: manufacture of heat-exchange equipment, applicable in machine building.

SUBSTANCE: the jig has a supporting frame with intermediate and end processing supports positioned in it in two rows for fixation respectively of side walls and gas input and output chambers installed at the ends of the section. Each processing support has horizontal supporting platforms, and at least part of the processing supports has posts mounted on them with at least one coordinate-pendulum section of the surface put out for the overall dimensions of the outer surface of the respective wall of the manufactured section. At least one end support on each end of the jig is provided with a upper coordinate fixing member, the contact surfaces of these members on the opposite ends of the jug are installed with a height difference making up 0.002 to 0.009 of the jig working length with no allowance made for the summary length of the coordinate-fixing members.

EFFECT: provided a high-accuracy assembly of the heat-exchange section with exclusion of violations of the geometric parameters of the relative position of all its members.

4 cl, 2 dwg

FIELD: machine engineering, namely manufacture by bending complex-shape pipelines having coaxially mounted tubes, for example for heat exchangers and fuel supply systems.

SUBSTANCE: method for making curvilinear member having inner and outer tubes is realized at using inner tube with curvilinear and rectilinear portions. Outer tube is mounted coaxially relative to inner one during process of bending outer tube on template. The last has working groove whose surface is congruent to surface of curvilinear portion of inner tube. Apparatus for performing the method includes template, unit for clamping tube and stationary hollow cylindrical mandrel. Clamping unit has cavity formed by changeable holders; one holder is movable and other is stationary relative to template. In description of invention relation is given for determining length of stationary holder. One end of hollow mandrel is arranged in cavity of clamping unit.

EFFECT: lowered cost price, improved operational reliability of product.

5 cl, 6 dwg

FIELD: plastic working of metals.

SUBSTANCE: method comprises steps of assembling tubes, welding and bending them. Tubes are welded at forming seam whose length exceeds necessary value due to expansion of end portions of tubes joined for assembling. Then tube is straightened by local plastic deformation of welded seam and near-seam zones by means of compression efforts while imparting to tube rotation and translation motion.

EFFECT: possibility for preventing flaws of welded seams due to finish plastic deformation of them.

8 dwg

The invention relates to mechanical engineering, in particular to a device for machining pipe pressure, and can be used in the winding water, gas and other metal tubes in the coil with the given parameters

Standard pipe // 2211741
The invention relates to the field of engineering, namely to technological processes of manufacturing and installation of the pipeline

The invention relates to a power system and can be used in the manufacture of convective pipes with ribs

FIELD: plastic working of metals.

SUBSTANCE: method comprises steps of assembling tubes, welding and bending them. Tubes are welded at forming seam whose length exceeds necessary value due to expansion of end portions of tubes joined for assembling. Then tube is straightened by local plastic deformation of welded seam and near-seam zones by means of compression efforts while imparting to tube rotation and translation motion.

EFFECT: possibility for preventing flaws of welded seams due to finish plastic deformation of them.

8 dwg

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