CN216689079U

CN216689079U - Continuous rigid frame arch suspender embedded pipe positioning device

Info

Publication number: CN216689079U
Application number: CN202220162039.3U
Authority: CN
Inventors: 马乐乐; 严来章; 王亚坤; 刘宗族; 付鹏艳; 侯立君; 王伟; 葛珊; 苏红华; 吴腾飞; 刘永波; 廖志洲
Original assignee: Anhui Engineering Co Ltd of China Railway 24th Bureau Group Co Ltd
Current assignee: Anhui Engineering Co Ltd of China Railway 24th Bureau Group Co Ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-06-07
Anticipated expiration: 2032-01-20

Abstract

The application relates to the technical field of bridge engineering, in particular to a continuous rigid frame arch suspender embedded pipe positioning device which comprises an embedded steel pipe, a positioning steel plate and a nut, wherein a fixing mechanism is arranged on the embedded steel pipe and comprises a placing plate and a butting rod, the placing plate is fixedly connected to the side wall of the embedded steel pipe, a sliding groove is formed in the placing plate, two sliding blocks are arranged in the sliding groove in a sliding manner, a connecting rod is mounted on each sliding block, a through hole is formed in each connecting rod, each butting rod slides in the inner cavity of the through hole, one end of each butting rod is fixedly connected with a butting plate, and each butting plate can be butted and matched with the nut; be equipped with spacing subassembly on the connecting rod, put and seted up a plurality of inserting grooves on the board, the one end of butt pole can carry out the grafting cooperation with a plurality of inserting grooves. This application has and takes place not hard up possibility through long-time use in order to reduce the nut to increase the inseparable degree of being connected between location steel sheet and the just pipe, and then can reduce the effect of the degree of rocking of pre-buried steel pipe.

Description

Continuous rigid frame arch suspender embedded pipe positioning device

Technical Field

The application relates to the technical field of bridge engineering, in particular to a continuous rigid frame arch suspender embedded pipe positioning device.

Background

At present, the tied arch bridge is an arch bridge form integrating the advantages of a beam and an arch, the arch and the beam are combined together in two basic structural forms, when construction is carried out, coaxial suspender embedded holes are generally required to be arranged on a beam body and arch ribs, once the suspender embedded holes deviate, the stress condition of a suspender is worsened, the service life of the suspender is seriously influenced, and the safety of the bridge is seriously influenced.

As shown in fig. 1, the continuous rigid frame arch boom embedded pipe positioning device in the related art includes embedded steel pipe 1, screw-thread steel 2, and location steel plate 3 is all installed at the both ends of embedded steel pipe 1, and the equal fixedly connected with lug in the relative inboard of two location steel plates 3, and screw-thread steel 2 wears to locate two location steel plate 3's lateral wall and embedded steel pipe 1's inner chamber, and the equal threaded connection in both ends of screw-thread steel 2 has nut 4, and two equal butts of nut 4 are in the lateral wall of location steel plate 3.

To correlation technique among the above-mentioned, the nut can take place to become flexible after long-time use to can reduce the inseparable degree of being connected between location steel sheet and the pre-buried steel pipe, and then can increase the degree of rocking of pre-buried steel pipe, therefore reduced the positioning accuracy of staff to pre-buried steel pipe.

SUMMERY OF THE UTILITY MODEL

In order to reduce the nut and take place not hard up possibility through long-time use to increase the inseparable degree of being connected between location steel sheet and the rigid pipe, and then can reduce pre-buried steel pipe's the degree of rocking, also can further improve the positioning accuracy of staff to pre-buried steel pipe simultaneously, this application provides continuous rigid frame arch jib pre-buried pipe positioner.

The application provides a continuous rigid frame encircles boom pipe laying head positioner adopts following technical scheme:

the continuous rigid frame arch suspender embedded pipe positioning device comprises an embedded steel pipe, a positioning steel plate and a nut, wherein a fixing mechanism is arranged on the embedded steel pipe, the fixing mechanism comprises a placing plate and a butting rod, the placing plate is fixedly connected to the side wall of the embedded steel pipe, a sliding groove is formed in the placing plate, two sliding blocks slide in the sliding groove, a connecting rod is mounted on each sliding block, a through hole is formed in each connecting rod, the butting rod slides in the inner cavity of the through hole, one end, close to the nut, of the butting rod is fixedly connected with the butting plate, and the butting plate can be in butting fit with the side wall of the nut; the connecting rod is provided with a limiting assembly used for limiting the butt connecting rod, the side wall of the placing plate is provided with a plurality of inserting grooves, and one end, far away from the nut, of the butt connecting rod can be matched with the inserting grooves in an inserting mode.

By adopting the technical scheme, when a worker screws the nut, firstly, the two sliding blocks are rotated, the sliding blocks move to drive the connecting rod to move, when the sliding blocks are rotated to drive the connecting rod to move to a proper position, the abutting rod is pulled to move at the moment, the abutting rod moves to drive the abutting plate to move, and when the abutting plate is in abutting fit with the side wall of the nut, the abutting rod can be limited under the action of the limiting assembly; meanwhile, one end of the abutting rod, which is far away from the nut, can be inserted into the inner cavity of the insertion groove, so that the possibility of rotation of the connecting rod can be reduced; thereby can reduce the nut and take place not hard up possibility through long-time use, and then increase the inseparable degree of being connected between location steel sheet and the pre-buried rigid pipe, therefore can reduce the degree of rocking of pre-buried steel pipe, also can further improve the positioning accuracy of staff to pre-buried steel pipe simultaneously.

Optionally, a storage tank is formed in the perforated side wall, the limiting assembly includes a limiting block and a connecting rod, the limiting block slides in the inner cavity of the storage tank, a first inclined plane is formed at one end, close to the butt rod, of the limiting block, a rack is fixedly connected to the butt rod, the rack slides in the perforated inner cavity, the limiting block is inserted in a groove in the rack, one end of the connecting rod is fixedly connected to the side wall of the limiting block, the other end of the connecting rod is slidably connected to the side wall of one end, away from the butt rod, of the storage tank, and a pull block is fixedly connected to one end, away from the butt rod, of the connecting rod.

Through adopting above-mentioned technical scheme, when the pulling butt joint board when removing to the direction that is close to the nut, the butt joint board removes and drives the butt joint pole and remove, and the butt joint pole removes and drives the rack and remove, and the rack removes and can promote the stopper through first inclined plane and remove, and after the butt joint board removed to suitable position, the stopper can be pegged graft in the recess on the rack to can reduce the butt joint board and take place the possibility of removing to the direction of keeping away from the nut.

Optionally, a reset piece is arranged in the storage tank, the reset piece is a first spring, the first spring is sleeved on the connecting rod, one end of the first spring abuts against the side wall of the limiting block, and the other end of the first spring abuts against the side wall of one end, far away from the abutting rod, of the storage tank.

Through adopting above-mentioned technical scheme, promote the stopper when the rack and remove the position back of keeping away from the rack, the first spring of setting can reset the stopper, and the elasticity of first spring can promote in the stopper removes the recess of pegging graft on the rack to can reduce the stopper and peg graft the degree of difficulty in the recess on the rack.

Optionally, a telescopic assembly for controlling the height of the connecting rod is arranged on the sliding block.

Through adopting above-mentioned technical scheme, the flexible subassembly that sets up can be convenient for the staff and adjust the height of connecting rod.

Optionally, the telescopic assembly comprises a fixing rod, one end of the fixing rod is fixedly connected to the side wall of the sliding block, the connecting rod is close to one end of the placing plate, a first sliding groove is formed in the end of the placing plate, the fixing rod slides in the inner cavity of the first sliding groove, a second sliding groove is formed in the side wall of the first sliding groove, a blocking piece is fixedly connected to the side wall of the fixing rod, and the blocking piece is slidably connected to the inner wall of the second sliding groove.

By adopting the technical scheme, when the nut needs to be screwed down, the connecting rod is pulled to move towards the direction far away from the nut, so that the difficulty of screwing the nut by a worker can be reduced; when needs are fixed to the nut, pulling the connecting rod this moment and removing to suitable position to the direction that is close to the nut, the separation blade that sets up can reduce the degree of difficulty that takes place to separate between connecting rod and the dead lever.

Optionally, the abutting plate is provided with an abutting assembly for abutting the nut.

Through adopting above-mentioned technical scheme, the tight subassembly that supports that sets up can support tightly the nut.

Optionally, the abutting assembly includes an abutting plate and a second spring, and two ends of the second spring are respectively and fixedly connected to the opposite inner sides of the abutting plate and the abutting plate.

Through adopting above-mentioned technical scheme, when the butt plate moves to the direction that is close to the nut, the butt plate removes to drive and supports tight board and remove, when supporting tight board and removing to the position that contacts with the lateral wall of nut, continue to remove at this moment and support tight board, later support the elasticity that tight board can overcome the second spring and continue to remove, when supporting tight board and stop removing, the elasticity of second spring can promote to support tight board and support tight nut this moment to can reduce the nut and take place the possibility of rocking.

Optionally, the abutting plate is fixedly connected with a guide rod, and one end of the guide rod, which is far away from the abutting plate, is slidably connected to the side wall of the abutting plate.

Through adopting above-mentioned technical scheme, the guide bar that sets up can reduce to support the board to take place the pivoted possibility to can reduce the second spring and take place the possibility that the distortion damaged because of supporting the rotation of board tightly.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when a worker screws the nut, the two sliding blocks are rotated firstly, the sliding blocks move to drive the connecting rod to move, when the sliding blocks are rotated to drive the connecting rod to move to a proper position, the abutting rod is pulled to move at the moment, the abutting rod moves to drive the abutting plate to move, and when the abutting plate is in abutting fit with the side wall of the nut, the abutting rod can be limited under the action of the limiting assembly; meanwhile, one end of the abutting rod, which is far away from the nut, can be inserted into the inner cavity of the insertion groove, so that the possibility of rotation of the connecting rod can be reduced; therefore, the possibility that the nut is loosened after long-time use can be reduced, and the tightness of connection between the positioning steel plate and the embedded steel pipe is further increased, so that the shaking degree of the embedded steel pipe can be reduced, and meanwhile, the positioning precision of workers on the embedded steel pipe can be further improved;

2. when the abutting plate moves towards the direction close to the nut, the abutting plate moves to drive the abutting plate to move, when the abutting plate moves to the position contacted with the side wall of the nut, the abutting plate continues to move, then the abutting plate can overcome the elastic force of the second spring to continue to move, when the abutting plate stops moving, the elastic force of the second spring can push the abutting plate to abut against the nut, and therefore the possibility of shaking of the nut can be reduced;

3. the guide rod can reduce the possibility that the abutting plate rotates, so that the possibility that the second spring is twisted and damaged due to rotation of the abutting plate can be reduced.

Drawings

FIG. 1 is a schematic diagram of a related art structure in the background art;

FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 3 is a cross-sectional view of a highlighted slider in an embodiment of the present application;

fig. 4 is an enlarged view at a in fig. 3.

Description of reference numerals: 1. pre-burying a steel pipe; 2. deformed steel bar; 3. positioning a steel plate; 4. a nut; 11. a fixing mechanism; 111. placing a plate; 112. a butting rod; 113. a sliding groove; 114. a slider; 115. a connecting rod; 116. perforating; 117. a butt joint plate; 5. a limiting component; 118. inserting grooves; 51. a storage tank; 52. a limiting block; 53. a connecting rod; 54. a first inclined plane; 55. a rack; 56. pulling the block; 6. a first spring; 7. a telescoping assembly; 71. fixing the rod; 72. a first chute; 73. a second chute; 74. a baffle plate; 8. a propping component; 81. a propping plate; 82. a second spring; 9. a guide rod.

Detailed Description

The present application is described in further detail below with reference to figures 2-4.

The embodiment of the application discloses a pre-buried pipe positioning device for a continuous rigid frame arch suspender. As shown in fig. 2, the device comprises an embedded steel pipe 1, a positioning steel plate 3 and a nut 4, wherein two groups of fixing mechanisms 11 are arranged at two ends of the embedded steel pipe 1.

As shown in fig. 2 and fig. 3, the fixing mechanism 11 includes a placing plate 111 and a butt rod 112, the placing plate 111 is cylindrical, the placing plate 111 is sleeved on and welded to the sidewall of the embedded steel pipe 1, one side of the placing plate 111 close to the nut 4 is provided with an annular sliding groove 113, the sliding groove 113 extends along the axial direction of the placing plate 111, and two sliding blocks 114 slide in the sliding groove 113; a connecting rod 115 is installed at the top of the sliding block 114, the connecting rod 115 is in a cuboid shape, a through hole 116 is formed in the connecting rod 115, and the through hole 116 extends along the width direction of the connecting rod 115; the abutting rod 112 slides in the inner cavity of the through hole 116 along the width direction of the connecting rod 115, one end of the abutting rod 112 close to the nut 4 is fixedly connected with an abutting plate 117, the abutting plate 117 is in a cuboid shape, and the abutting plate 117 can be abutted and matched with the side wall of the nut 4; the connecting rod 115 is provided with a limiting component 5 for limiting the abutting rod 112, the side wall of the placing plate 111 is provided with a plurality of inserting grooves 118 along the circumferential direction, and one end of the abutting rod 112 far away from the nut 4 can be inserted and matched with the plurality of inserting grooves 118; when a worker tightens the nut 4, firstly, the two sliding blocks 114 are rotated, the sliding blocks 114 move to drive the connecting rod 115 to move, when the sliding blocks 114 are rotated to drive the connecting rod 115 to move to a proper position, the abutting rod 112 is pulled to move, the abutting rod 112 moves to drive the abutting plate 117 to move, and when the abutting plate 117 is in abutting fit with the side wall of the nut 4, the abutting rod 112 can be limited under the action of the limiting assembly 5; meanwhile, one end of the abutting rod 112, which is far away from the nut 4, can be inserted into the inner cavity of the insertion groove 118, so that the possibility of rotation of the connecting rod 115 can be reduced; thereby can reduce nut 4 and take place not hard up possibility through long-time use, and then increase the inseparable degree of being connected between location steel sheet 3 and the pre-buried rigid pipe, therefore can reduce pre-buried steel pipe 1's the degree of rocking, also can further improve the positioning accuracy of staff to pre-buried steel pipe 1 simultaneously.

As shown in fig. 2, 3 and 4, the inner wall of the top of the through hole 116 is provided with a storage slot 51, and the storage slot 51 extends along the height direction of the connecting rod 115; the limiting component 5 comprises a limiting block 52 and a connecting rod 53, the limiting block 52 is in a cuboid shape, the limiting block 52 slides in the inner cavity of the storage tank 51 along the height direction of the connecting rod 115, and one end of the limiting block 52 close to the abutting rod 112 is provided with a first inclined surface 54; the abutting rod 112 is fixedly connected with a rack 55, the rack 55 is horizontally arranged, the rack 55 slides in the inner cavity of the through hole 116 along the width direction of the connecting rod 115, and the bottom end of the limiting block 52 is inserted into a groove on the rack 55; the bottom end of the connecting rod 53 is fixedly connected to the top side wall of the limiting block 52, and the top end of the connecting rod 53 is slidably connected to the top side wall of the storage tank 51 along the height direction of the connecting rod 115; the top side wall of the connecting rod 53 is fixedly connected with a pulling block 56, and the pulling block 56 is cuboid; when pulling butt plate 117 moves to the direction of being close to nut 4, butt plate 117 moves and drives butt rod 112 to move, and butt rod 112 moves and drives rack 55 to move, and rack 55 moves and to promote stopper 52 through first inclined plane 54 and move, and after butt plate 117 moved to suitable position, stopper 52 can be pegged graft in the recess on rack 55 to can reduce butt plate 117 and take place the possibility of removing to the direction of keeping away from nut 4.

As shown in fig. 4, a restoring member is arranged in the storage tank 51, the restoring member is a first spring 6, the first spring 6 is vertically arranged, the first spring 6 is sleeved on the connecting rod 53, the bottom end of the first spring 6 abuts against the top side wall of the limiting block 52, and the top end of the first spring 6 abuts against the inner top wall of the storage tank 51; after the rack 55 pushes the limiting block 52 to move to a position far away from the rack 55, the limiting block 52 can be reset by the first spring 6, and the elastic force of the first spring 6 can push the limiting block 52 to move in the groove formed in the rack 55 in an inserting mode, so that the difficulty of inserting the limiting block 52 in the groove formed in the rack 55 can be reduced.

As shown in fig. 2 and 3, the slider 114 is provided with a telescopic assembly 7 for controlling the height of the connecting rod 115, and the telescopic assembly 7 is arranged to facilitate the height adjustment of the connecting rod 115 by a worker; the telescopic assembly 7 comprises a fixing rod 71, the fixing rod 71 is in a cuboid shape, the bottom end of the fixing rod 71 is fixedly connected to the top side wall of the sliding block 114, the bottom end of the connecting rod 115 is provided with a first sliding groove 72, the first sliding groove 72 extends along the height direction of the connecting rod 115, the top end of the fixing rod 71 slides in the inner cavity of the first sliding groove 72 along the height direction of the connecting rod 115, the peripheral side wall of the first sliding groove 72 is provided with a second sliding groove 73, the top side wall of the fixing rod 71 is fixedly connected with a blocking piece 74, the blocking piece 74 is in a cuboid shape, and the blocking piece 74 is slidably connected to the inner wall of the second sliding groove 73 along the height direction of the connecting rod 115; when the nut 4 needs to be screwed down, the connecting rod 115 is pulled to move in the direction away from the nut 4, so that the difficulty of screwing the nut 4 by a worker can be reduced; when the nut 4 needs to be fixed, the connecting rod 115 is pulled to move towards the direction close to the nut 4 and move to a proper position, and the arranged blocking piece 74 can reduce the difficulty of separation between the connecting rod 115 and the fixing rod 71.

As shown in fig. 2 and 3, the abutting plate 117 is provided with an abutting assembly 8 for abutting the nut 4, and the abutting assembly 8 is capable of abutting the nut 4; the abutting component 8 comprises an abutting plate 81 and a second spring 82, the abutting plate 81 is in a cuboid shape, the second spring 82 is horizontally arranged, two ends of the second spring 82 are respectively and fixedly connected to the opposite inner sides of the abutting plate 117 and the abutting plate 81, when the abutting plate 117 moves towards the direction close to the nut 4, the abutting plate 117 moves to drive the abutting plate 81 to move, when the abutting plate 81 moves to the position contacted with the side wall of the nut 4, the abutting plate 81 continues to move, then the abutting plate 81 can continue to move by overcoming the elastic force of the second spring 82, when the abutting plate 81 stops moving, the elastic force of the second spring 82 can push the abutting plate 81 to abut against the nut 4, and therefore the possibility of shaking of the nut 4 can be reduced; the abutting plate 81 is fixedly connected with a guide rod 9, the guide rod 9 is cylindrical and horizontally arranged, one end of the guide rod 9, which is far away from the abutting plate 81, is connected to the side wall of the abutting plate 117 in a sliding manner along the width direction of the abutting plate 117, and one end of the guide rod 9, which is far away from the abutting plate 81, is fixedly connected with a stop block; the guide rod 9 can reduce the possibility of rotation of the abutting plate 81, so that the possibility of twisting damage of the second spring 82 due to rotation of the abutting plate 81 can be reduced.

The implementation principle of the embodiment of the application is as follows: when a worker tightens the nut 4, firstly, the two sliding blocks 114 are rotated, the sliding blocks 114 move to drive the connecting rod 115 to move, when the sliding blocks 114 are rotated to drive the connecting rod 115 to move to a proper position, the abutting rod 112 is pulled to move, the abutting rod 112 moves to drive the abutting plate 117 to move, and when the abutting plate 117 is in abutting fit with the side wall of the nut 4, the abutting rod 112 can be limited under the action of the limiting assembly 5; meanwhile, one end of the abutting rod 112, which is far away from the nut 4, can be inserted into the inner cavity of the insertion groove 118, so that the possibility of rotation of the connecting rod 115 can be reduced; therefore, the possibility that the nut 4 is loosened after long-time use can be reduced, the tightness degree of connection between the positioning steel plate 3 and the embedded steel pipe is further increased, the shaking degree of the embedded steel pipe 1 can be reduced, and meanwhile, the positioning precision of the embedded steel pipe 1 by workers can be further improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. Continuous rigid frame encircles pre-buried pipe positioner of jib, including pre-buried steel pipe (1), location steel sheet (3) and nut (4), its characterized in that: the embedded steel pipe is characterized in that a fixing mechanism (11) is arranged on the embedded steel pipe (1), the fixing mechanism (11) comprises a placing plate (111) and a butting rod (112), the placing plate (111) is fixedly connected to the side wall of the embedded steel pipe (1), a sliding groove (113) is formed in the placing plate (111), two sliding blocks (114) slide in the sliding groove (113), a connecting rod (115) is mounted on each sliding block (114), a through hole (116) is formed in each connecting rod (115), the butting rod (112) slides in the inner cavity of the through hole (116), one end, close to the nut (4), of the butting rod (112) is fixedly connected with a butting plate (117), and the butting plate (117) can be butted and matched with the side wall of the nut (4); the limiting assembly (5) used for limiting the abutting rod (112) is arranged on the connecting rod (115), a plurality of inserting grooves (118) are formed in the side wall of the placing plate (111), and one end, far away from the nut (4), of the abutting rod (112) can be matched with the inserting grooves (118) in an inserting mode.

2. The continuous rigid frame arch boom embedded pipe positioning device according to claim 1, characterized in that: the side wall of the through hole (116) is provided with a storage groove (51), the limiting component (5) comprises a limiting block (52) and a connecting rod (53), the limiting block (52) slides in the inner cavity of the storage groove (51), a first inclined plane (54) is arranged at one end of the limiting block (52) close to the abutting rod (112), the abutting rod (112) is fixedly connected with a rack (55), the rack (55) slides in the inner cavity of the perforation (116), the limiting block (52) is inserted into the groove on the rack (55), one end of the connecting rod (53) is fixedly connected to the side wall of the limiting block (52), the other end of the connecting rod (53) is connected with the side wall of one end of the storage tank (51) far away from the abutting rod (112) in a sliding way, one end, far away from the abutting rod (112), of the connecting rod (53) is fixedly connected with a pull block (56).

3. The continuous rigid frame arch boom embedded pipe positioning device of claim 2, wherein: be equipped with the piece that resets in hold up tank (51), the piece that resets is first spring (6), first spring (6) cover is located on connecting rod (53), the one end butt of first spring (6) in the lateral wall of stopper (52), the other end butt of first spring (6) in hold up tank (51) are kept away from the one end lateral wall of butt joint pole (112).

4. The continuous rigid frame arch boom embedded pipe positioning device according to claim 1, characterized in that: and a telescopic component (7) for controlling the height of the connecting rod (115) is arranged on the sliding block (114).

5. The continuous rigid frame arch boom embedded pipe positioning device of claim 4, wherein: flexible subassembly (7) include dead lever (71), the one end fixed connection of dead lever (71) in the lateral wall of slider (114), connecting rod (115) are close to place the one end of board (111) and seted up first spout (72), dead lever (71) slide in the inner chamber of first spout (72), second spout (73) have been seted up to the lateral wall of first spout (72), the lateral wall fixedly connected with separation blade (74) of dead lever (71), separation blade (74) sliding connection in the inner wall of second spout (73).

6. The continuous rigid frame arch boom embedded pipe positioning device of claim 1, wherein: and the abutting plate (117) is provided with an abutting component (8) for abutting the nut (4).

7. The continuous rigid frame arch boom embedded pipe positioning device of claim 6, wherein: the abutting assembly (8) comprises an abutting plate (81) and a second spring (82), and two ends of the second spring (82) are fixedly connected to the opposite inner sides of the abutting plate (117) and the abutting plate (81) respectively.

8. The continuous rigid frame arch boom embedded pipe positioning device according to claim 7, characterized in that: the abutting plate (81) is fixedly connected with a guide rod (9), and one end, far away from the abutting plate (81), of the guide rod (9) is connected to the side wall of the abutting plate (117) in a sliding mode.