CN215057358U

CN215057358U - Rectangle push pipe stopping structure

Info

Publication number: CN215057358U
Application number: CN202121394097.0U
Authority: CN
Inventors: 张新伟; 刘恒; 林振伟; 王子恒; 钟发胜
Original assignee: Xiamen XGMA CREC Heavy Machinery Co Ltd
Current assignee: Xiamen XGMA CREC Heavy Machinery Co Ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-12-07
Anticipated expiration: 2031-06-22

Abstract

The utility model relates to a rectangular pipe stopping device technical field specifically is a rectangle push pipe stopping structure, including smooth frame, thrust unit and self-lock device, be provided with on the smooth frame self-lock device, self-lock device includes electric telescopic handle, crossbeam, regulation pole, spring and stopper, be provided with the push pipe body in the smooth frame, be provided with the spacing groove on the push pipe body, this rectangle push pipe stopping structure cooperatees through electric telescopic handle and first position sensor, and the elasticity of convenient control auto-lock subassembly cooperatees through pneumatic cylinder and second position sensor, and the propulsion distance of convenient control promotion subassembly, thrust unit pass through the connecting piece and are connected with smooth frame, and the connecting piece sets up to releasable connection, convenient assembly with smooth frame.

Description

Rectangle push pipe stopping structure

Technical Field

The utility model relates to a rectangular pipe stopping device technical field specifically is a rectangle push pipe stopping structure.

Background

As is known, pipe jacking construction is a trenchless or trenchless pipeline burying construction technique. The pipe jacking construction is that the friction force between the pipeline and the surrounding soil is overcome by means of the jacking force generated by jacking equipment in a working pit, the pipeline is jacked into the soil according to the designed gradient, and earthwork is transported away. After one section of pipe is pushed into the soil layer, the second section of pipe is pushed into the soil layer continuously. The principle is that by means of the thrust of the main top oil cylinder, the pipeline and the relay, the tool pipe or the development machine is pushed into the receiving pit from the working pit through the soil layer and is lifted. The pipeline is buried between the two pits after following the tool pipe or the heading machine.

For example, the patent publication "CN 204920963U" is named as: the patent of "rectangle push pipe stopping structure", the patent discloses "the utility model discloses a rectangle push pipe stopping structure, characterized by: vertical supports are respectively arranged at two symmetrical side edges of the jacking track and at the positions of the ungraded jacking pipes, a limiting right angle is formed on each vertical support, and stopping pin holes are arranged on two side walls of the pipe joints; set up the stopping round pin, the stopping round pin anterior segment inserts in the pinhole of tube coupling lateral wall, and the back end is spacing on the spacing right angle of upright support, and the stopping round pin is for dialling the round pin. The utility model has the advantages of being simple in structure and convenient in operation, can effectively prevent retreating of rectangle push pipe jacking in-process, guarantee that the work progress goes on smoothly.

The existing rectangular jacking pipe retaining structure is found in use, so that the assembly is inconvenient, the fixing effect on the jacking pipe is poor, and the use limitation is high.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the not enough of prior art, the utility model provides a rectangle push pipe stopping structure.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a rectangular push pipe stopping structure comprises a sliding frame, a pushing device and a self-locking device, wherein the self-locking device is arranged on the sliding frame and comprises an electric telescopic rod, a cross beam, an adjusting rod, a spring and a limiting block, a push pipe body is arranged in the sliding frame, the push pipe body is provided with limiting grooves, the electric telescopic rods are arranged on the sliding frame in two groups and are symmetrically arranged on the sliding frame, two ends of the cross beam are connected with the electric telescopic rods, one end of the adjusting rod is connected with the cross beam, the other end of the adjusting rod is connected with the limiting block, the adjusting rod is telescopic and sleeved with the spring, one end of the spring is connected with the sliding frame, the other end of the spring is connected with the limiting block, a through hole is formed in the sliding frame, the limiting block penetrates through the through hole and is connected with the limiting grooves, the pushing device is arranged below the sliding frame, the pushing device is matched with the top pipe body and is connected with the sliding frame through a connecting piece.

For the convenience connecting piece is connected firmly with the sliding frame, the utility model discloses the improvement has, the sliding frame both sides are provided with the assembly jig, be provided with T shape spout on the assembly jig, the connecting piece includes slide, pillar and connecting seat, pillar one end with the slide is connected, the pillar other end with connecting seat one end is connected, the connecting seat other end with thrust unit connects, be provided with the bolt on the assembly jig, the bolt link up assembly jig and slide.

For the convenience guarantee that thrust unit promotes stably, the utility model discloses the improvement has, thrust unit includes pneumatic cylinder, hydraulic stem and backup pad, pneumatic cylinder one end with the connecting seat other end is connected, hydraulic stem one end with the pneumatic cylinder is connected, pneumatic cylinder and hydraulic stem set up to two sets of symmetrical arrangement, the backup pad both ends with the hydraulic stem other end is connected.

Further, conveniently push into the sliding frame with the push pipe body, the utility model discloses the improvement has, be provided with the lug in the backup pad, the lug with the sliding frame phase-match.

For the convenience make the push pipe at the sliding frame internal fixation stable, the utility model discloses the improvement has, it sets up to two sets of symmetrical arrangement to adjust pole, spring, stopper and through-hole.

For the convenience carry out coordinated control, the utility model discloses the improvement has, be provided with first position sensor on the crossbeam, be provided with second position sensor in the backup pad, first position sensor with electric telescopic handle connects, second position sensor with the pneumatic cylinder is connected.

(III) advantageous effects

Compared with the prior art, the utility model provides a rectangle push pipe stopping structure possesses following beneficial effect:

this rectangle push pipe stopping structure cooperatees through electric telescopic handle and first position sensor, conveniently controls the elasticity of auto-lock subassembly.

This rectangle push pipe stopping structure cooperatees through pneumatic cylinder and second position sensor, conveniently controls the propulsion distance that promotes the subassembly.

This rectangle push pipe stopping structure, thrust unit pass through the connecting piece and are connected with the sliding frame, and the connecting piece sets up to releasable connection with the sliding frame, convenient assembly.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a schematic view of the structure self-locking device of the present invention.

In the figure: 1. a sliding frame; 2. an electric telescopic rod; 3. a cross beam; 4. adjusting a rod; 5. a spring; 6. a limiting block; 7. the pipe jacking body; 8. a limiting groove; 9. a through hole; 10. an assembly frame; 11. a T-shaped chute; 12. a slide plate; 13. a pillar; 14. a connecting seat; 15. a bolt; 16. a hydraulic cylinder; 17. a hydraulic lever; 18. a support plate; 19. a bump; 20. a first position sensor; 21. a second position sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a rectangular pipe jacking stopping structure comprises a sliding frame 1, a pushing device and a self-locking device, wherein the self-locking device is arranged on the sliding frame 1, the self-locking device comprises an electric telescopic rod 2, a cross beam 3, an adjusting rod 4, a spring 5 and a limiting block 6, a pipe jacking body 7 is arranged in the sliding frame 1, a limiting groove 8 is arranged on the pipe jacking body 7, the electric telescopic rods 2 are symmetrically arranged on the sliding frame 1 in two groups, two ends of the cross beam 3 are connected with the electric telescopic rod 2, one end of the adjusting rod 4 is connected with the cross beam 3, the other end of the adjusting rod 4 is connected with the limiting block 6, the adjusting rod 4 is telescopic, the spring 5 is sleeved on the adjusting rod 4, one end of the spring 5 is connected with the sliding frame 1, the other end of the spring 5 is connected with the limiting block 6, a through hole 9 is arranged on the sliding frame 1, the limiting block 6 penetrates through the through hole 9 to be connected with the limiting groove 8, the pushing device is arranged below the sliding frame 1 and matched with the top pipe body 7, and the pushing device is connected with the sliding frame 1 through a connecting piece.

The utility model discloses a sliding frame, including sliding frame 1, pillar 13, connecting seat 14, bolt 15, slide frame 10 and

slide frame

1, 1 both sides of sliding frame are provided with assembly jig 10, be provided with T shape spout 11 on the assembly jig 10, the connecting piece includes slide 12, pillar 13 and connecting seat 14, pillar 13 one end with slide 12 is connected, the pillar 13 other end with connecting seat 14 one end is connected, the connecting seat 14 other end with thrust unit connects, be provided with the bolt 15 on the assembly jig 10, bolt 15 link up assembly jig 10 and slide 12 are connected firmly with sliding frame 1 for the convenience of the connecting piece.

The pushing device comprises a hydraulic cylinder 16, a hydraulic rod 17 and a supporting plate 18, one end of the hydraulic cylinder 16 is connected with the other end of the connecting seat 14, one end of the hydraulic rod 17 is connected with the hydraulic cylinder 16, the hydraulic cylinder 16 and the hydraulic rod 17 are arranged in two groups of symmetrical arrangements, and two ends of the supporting plate 18 are connected with the other end of the hydraulic rod 17, so that the pushing device is pushed stably for convenience.

The supporting plate 18 is provided with a convex block 19, the convex block 19 is matched with the sliding frame 1, and further the push pipe body 7 is conveniently pushed into the sliding frame 1.

The adjusting rod 4, the spring 5, the limiting block 6 and the through hole 9 are arranged in two groups of symmetrical arrangements, so that the top pipe is fixed and stable in the sliding frame 1 conveniently.

The cross beam 3 is provided with a first position sensor 20, the supporting plate 18 is provided with a second position sensor 21, the first position sensor 20 is connected with the electric telescopic rod 2, and the second position sensor 21 is connected with the hydraulic cylinder 16 for the convenience of coordination control.

In conclusion, in the rectangular push pipe backstop structure, when in use, the push pipe body 7 is placed in the sliding frame 1, the pushing device is connected with the assembly frame 10 through the connecting piece, the connecting piece comprises the sliding plate 12, the supporting column 13 and the connecting seat 14, the assembly frame 10 is provided with the T-shaped chute 11, the sliding plate 12 and the supporting column 13 are arranged in the T-shaped chute 11 and then locked through the bolt 15, the connecting seat 14 is connected with the hydraulic cylinder 16, under the coordination control of the second position sensor 21, the hydraulic cylinder 16 drives the hydraulic rod 17 to contract, further, the hydraulic cylinder 16 drives the supporting plate 18 to move, the lug 19 on the pushing plate extrudes the push pipe body 7 to push the push pipe body 7 into the sliding frame 1, under the control of the first position sensor 20 and the electric telescopic rod 2, the adjusting rod 4 drives the limiting block 6 to extend into the sliding frame 1 from the through hole 9, the limiting groove 8 is arranged on the push pipe body 7, when the push pipe body 7 rises to a certain position, the limiting block 6 extends into the limiting groove 8, so that the push pipe body 7 is fixed in the sliding frame 1, and a new push pipe body 7 is placed after the pushing device is reset.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rectangle push pipe stopping structure, includes sliding frame (1), thrust unit and self-lock device, its characterized in that: the self-locking device is arranged on the sliding frame (1) and comprises an electric telescopic rod (2), a cross beam (3), an adjusting rod (4), a spring (5) and a limiting block (6), a pipe jacking body (7) is arranged in the sliding frame (1), a limiting groove (8) is arranged on the pipe jacking body (7), the electric telescopic rods (2) are arranged on the sliding frame (1) in two groups and are symmetrically arranged, two ends of the cross beam (3) are connected with the electric telescopic rod (2), one end of the adjusting rod (4) is connected with the cross beam (3), the other end of the adjusting rod (4) is connected with the limiting block (6), the adjusting rod (4) is telescopic, the spring (5) is sleeved on the adjusting rod (4), one end of the spring (5) is connected with the sliding frame (1), and the other end of the spring (5) is connected with the limiting block (6), the pipe jacking device is characterized in that a through hole (9) is formed in the sliding frame (1), the limiting block (6) penetrates through the through hole (9) and is connected with the limiting groove (8), the pushing device is arranged below the sliding frame (1) and is matched with the pipe jacking body (7), and the pushing device is connected with the sliding frame (1) through a connecting piece.

2. The rectangular jacking pipe retaining structure of claim 1, wherein: sliding frame (1) both sides are provided with assembly jig (10), be provided with T shape spout (11) on assembly jig (10), the connecting piece includes slide (12), pillar (13) and connecting seat (14), pillar (13) one end with slide (12) are connected, the pillar (13) other end with connecting seat (14) one end is connected, connecting seat (14) other end with thrust unit connects, be provided with bolt (15) on assembly jig (10), bolt (15) link up assembly jig (10) and slide (12).

3. The rectangular jacking pipe retaining structure of claim 2, wherein: the pushing device comprises a hydraulic cylinder (16), a hydraulic rod (17) and a supporting plate (18), one end of the hydraulic cylinder (16) is connected with the other end of the connecting seat (14), one end of the hydraulic rod (17) is connected with the hydraulic cylinder (16), the hydraulic cylinder (16) and the hydraulic rod (17) are arranged in two groups of symmetrical arrangements, and two ends of the supporting plate (18) are connected with the other end of the hydraulic rod (17).

4. The rectangular jacking pipe retaining structure of claim 3, wherein: the supporting plate (18) is provided with a convex block (19), and the convex block (19) is matched with the sliding frame (1).

5. The rectangular jacking pipe retaining structure of claim 4, wherein: the adjusting rods (4), the springs (5), the limiting blocks (6) and the through holes (9) are arranged in two groups of symmetrical arrangements.

6. The rectangular jacking pipe retaining structure of claim 5, wherein: be provided with first position sensor (20) on crossbeam (3), be provided with second position sensor (21) on backup pad (18), first position sensor (20) with electric telescopic handle (2) are connected, second position sensor (21) with pneumatic cylinder (16) are connected.