Embedded steel lantern ring structure for preventing pipe-jacking tunneling machine from entering hole and planting head

By setting up a guide support frame on the inner wall of the embedded steel sleeve ring, the problem of axis deviation and inconsistent pipeline installation paths when the pipe header enters the hole is solved, the path consistency and sealing of pipeline installation are achieved, and the safety, quality and progress of the project are improved.

CN222823239UActive Publication Date: 2025-05-02HUBEI WANGXIN CONSTR CO LTD
View PDF 0 Cites 0 Cited by

Patent Information

Application Number
CN202421271889.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-05
Publication Date
2025-05-02
Estimated Expiration
2034-06-05

AI Technical Summary

Technical Problem

In the prior art, the pipe header is prone to deviating from the machine head during the hole, resulting in inconsistent pipeline installation paths, affecting the overall layout and functionality. In severe cases, it may lead to poor pipeline connections, reduced sealing and leakage problems.

Method used

A pre-embedded steel collar structure is designed, and the inner wall is equipped with a guide support frame, which is fixedly installed on the inner wall of the steel collar main body through a positioning mechanism. The guide support frame continues to support the pipe ejector machine after the pipe ejector cutter leaves the guide rail, maintaining the pipe ejector axis, and ensuring that the pipe moves according to the predetermined path.

Benefits of technology

Effectively prevent deviations and disconnections when the pipe header enters the hole, ensure the path consistency and sealing of the pipeline installation, and improve the safety, quality and progress of the project.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN222823239U_ABST
    Figure CN222823239U_ABST
Patent Text Reader

Abstract

The utility model discloses a pre-embedded steel lantern ring structure for preventing a pipe-jacking tunneling machine from entering a hole and planting a head, which comprises a steel lantern ring main body, a positioning mechanism is arranged at the bottom of a mounting frame, the mounting frame is fixedly mounted on the inner wall of the steel lantern ring main body through the positioning mechanism, a guide support frame for supporting the pipe-jacking machine is arranged at the top of the mounting frame, and the guide support frame is fixedly mounted on the steel lantern ring main body. An arc-shaped part for positioning is arranged at the top of the guide support frame; through the arrangement of the guide support frame and the arrangement of the guide support frame on the inner wall of the embedded steel lantern ring, the guide support frame can be used as a guide support surface, so that after the pipe jacking cutter head leaves the pipe jacking guide rail, the pipe jacking machine can be continuously supported through the guide support frame, and the guide support frame can continuously keep the pipe jacking axis; the pipeline can move according to the preset path, the situation that the pipeline deviates and disconnects is prevented, pipeline installation work is facilitated, and the safety, quality and progress of a project are guaranteed.
Need to check novelty before this filing date? Find Prior Art

Description

Technical Field

[0001] The utility model relates to the technical field of pre-buried steel sleeve rings, in particular to a pre-buried steel sleeve ring structure for preventing a pipe jacking machine from entering a hole and falling. Background Art

[0002] The embedded steel collar is a key component in the pipeline laying project, especially in the jacking construction. It is usually pre-buried in the soil or in the structure to provide stable support and guidance for the subsequent pipeline installation. The steel collar is usually made of high-quality steel to ensure its strength and durability. Its shape and size will also be customized according to the specific project requirements to provide the best support and guidance effect.

[0003] At present, in the prior art, when a pipe jacking machine is in use, the head of the pipe jacking machine drops down after entering the hole, and the jacking axis deviates, which will cause the pipeline to be unable to be installed according to the predetermined path, thereby affecting the layout and functionality of the entire pipeline system. In severe cases, the pipe sections will be disconnected, resulting in loose connections between the pipelines, reducing the sealing and integrity of the pipelines, and in severe cases may cause water leakage, air leakage or leakage of other fluids in the pipeline. Therefore, we need to propose a pre-buried steel sleeve ring structure that prevents the head of the pipe jacking machine from dropping down after entering the hole. Utility Model Content

[0004] The utility model aims to provide a pre-buried steel sleeve ring structure for preventing a pipe jacking machine from entering a hole and sinking its head. A guide support frame is arranged on the inner wall of the pre-buried steel sleeve ring so that it can be used as a guide support surface, so that after the pipe jacking cutter disc leaves the pipe jacking guide rail, the pipe jacking machine can be continuously supported by the guide support frame, so that the guide support frame can continue to maintain the axis of the pipe jacking, so that the pipeline can move along a predetermined path, and the pipeline can be prevented from being offset or disconnected, which is beneficial to the progress of pipeline installation work, so as to ensure the safety, quality and progress of the project, and solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A pre-buried steel collar structure for preventing a pipe jacking machine from entering a hole and sinking its head, comprising a steel collar body, a mounting frame is arranged on the inner wall of the steel collar body, a positioning mechanism is arranged at the bottom of the mounting frame, the mounting frame is fixedly mounted on the inner wall of the steel collar body through the positioning mechanism, a guide support frame for supporting the pipe jacking machine is arranged on the top of the mounting frame, and an arc portion for positioning is arranged on the top of the guide support frame;

[0007] Preferably, a slanting portion is provided on a side of the guide support frame, a relief portion is provided on a bottom of the guide support frame, and the relief portion is provided on a top of the mounting frame.

[0008] Preferably, the arc-shaped portion has a plurality of first mounting grooves arranged in an array, and the inclined portion has a plurality of second mounting grooves arranged in an array, and the first universal ball and the second universal ball are respectively arranged in the first mounting groove and the second mounting groove.

[0009] Preferably, the bottoms of the first universal ball and the second universal ball are fixedly connected with threaded columns, the first mounting groove and the second mounting groove are provided with threaded holes, and the threaded columns are threadedly installed in the threaded holes.

[0010] Preferably, the positioning mechanism includes a positioning slider, and the positioning slider is provided in multiple groups. The multiple groups of positioning sliders are fixedly connected to the bottom of the mounting frame, and the steel ring body is provided with multiple groups of positioning grooves corresponding to the positioning sliders, and the positioning slider is slidably installed in the positioning groove.

[0011] Preferably, a plurality of avoidance grooves are formed in the mounting frame, and positioning screws are provided in each of the plurality of avoidance grooves. The positioning screws are threadedly installed in the positioning slider, and the threaded ends of the positioning screws are tightly pressed in the positioning grooves. A plurality of through holes connected to the avoidance grooves are formed on the arc-shaped portion of the guide support frame.

[0012] Preferably, the side of the positioning slider is fixedly connected to a connecting frame, a bidirectional screw is movably installed in the connecting frame, a first slide and a second slide are respectively threadedly installed on the left-handed thread and the right-handed thread of the bidirectional screw, the first slide and the second slide are both slidably installed in the positioning groove, a first bracket and a second bracket are respectively movably installed on the first slide and the second slide, and the first bracket and the second bracket are both movably installed at the bottom of the guide support frame.

[0013] Preferably, a handle is provided at the end of the bidirectional screw rod, a square column is fixedly connected to the end of the handle, a square groove is opened at the end of the bidirectional screw rod, and the square column is movably inserted in the square groove.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model provides a guiding support frame on the inner wall of the embedded steel sleeve ring so that it can be used as a guiding support surface, so that after the jacking cutter disc leaves the jacking guide rail, the guiding support frame can continue to support the jacking machine, so that the guiding support frame can continue to maintain the jacking axis, so that the pipeline can move according to a predetermined path, and the pipeline can be prevented from being offset and disconnected, which is beneficial to the pipeline installation work, so as to ensure the safety, quality and progress of the project. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is one of the structural diagrams of the utility model;

[0017] Figure 2 This is the second structural diagram of the utility model;

[0018] Figure 3 It is a cross-sectional structural schematic diagram of the utility model;

[0019] Figure 4 This is a schematic diagram of the guide support frame structure of the utility model;

[0020] Figure 5 It is a partial cross-sectional structural schematic diagram of the bidirectional screw rod of the utility model;

[0021] Figure 6 For this utility model Figure 3 Schematic diagram of the enlarged structure of area A in the middle.

[0022] In the figure: 1. Steel sleeve ring body; 2. Mounting frame; 3. Guide support frame; 301. Arc portion; 302. Inclined portion; 303. Avoiding portion; 4. Positioning slider; 5. Positioning groove; 6. First mounting groove; 7. Second mounting groove; 8. First universal ball; 9. Second universal ball; 10. Through hole; 11. Avoiding groove; 12. Positioning screw; 13. Handle; 14. Threaded column; 15. Threaded hole; 16. Connecting frame; 17. Bidirectional screw; 18. First slide seat; 19. Second slide seat; 20. First bracket; 21. Second bracket; 22. Square column; 23. Square groove. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-6 , the utility model provides a technical solution:

[0025] A pre-buried steel collar structure for preventing a pipe jacking machine from entering a hole and sinking its head comprises a steel collar body 1, a mounting frame 2 is arranged on the inner wall of the steel collar body 1, a positioning mechanism is arranged at the bottom of the mounting frame 2, the mounting frame 2 is fixedly mounted on the inner wall of the steel collar body 1 through the positioning mechanism, a guide support frame 3 for supporting the pipe jacking machine is arranged on the top of the mounting frame 2, and an arc-shaped portion 301 for positioning is arranged on the top of the guide support frame 3;

[0026] The side of the guide support frame 3 is provided with an inclined portion 302, the bottom of the guide support frame 3 is provided with an avoidance portion 303, and the avoidance portion 303 is provided on the top of the mounting frame 2;

[0027] In this embodiment, by providing an inclined portion 302 on the side of the guide support frame 3, it is convenient to guide the back support of the tunnel boring machine when supporting the tunnel boring machine, and the avoidance portion 303 can make the guide support frame 3 easy to fit and contact with the top of the mounting frame 2;

[0028] The arc portion 301 is provided with a plurality of first mounting grooves 6 in an array, and the inclined portion 302 is provided with a plurality of second mounting grooves 7 in an array. The first mounting grooves 6 and the second mounting grooves 7 are provided with first universal balls 8 and second universal balls 9 respectively.

[0029] The bottoms of the first universal ball 8 and the second universal ball 9 are fixedly connected with threaded columns 14, and the first mounting groove 6 and the second mounting groove 7 are provided with threaded holes 15, and the threaded columns 14 are threadedly installed in the threaded holes 15;

[0030] Specifically, when the tunnel boring machine passes through the guide support frame 3, if the surface of the tunnel boring machine contacts the first universal ball 8 and the second universal ball 9, the first universal ball 8 and the second universal ball 9 can prevent the tunnel boring machine from contacting and wearing the guide support frame 3. The first universal ball 8 and the second universal ball 9 are threadedly mounted on the guide support frame 3 through the threaded column 14, so as to facilitate replacement after damage.

[0031] The positioning mechanism includes a positioning slider 4, and the positioning slider 4 is provided with multiple groups, and the multiple groups of positioning sliders 4 are fixedly connected to the bottom of the mounting frame 2. The steel sleeve body 1 is provided with multiple groups of positioning grooves 5 corresponding to the positioning sliders 4, and the positioning sliders 4 are slidably installed in the positioning grooves 5;

[0032] The mounting frame 2 has a plurality of avoidance grooves 11 formed therein, each of which is provided with a positioning screw 12, the positioning screw 12 being threadedly mounted in the positioning slider 4, the threaded end of the positioning screw 12 being tightly pressed in the positioning groove 5, and the arc portion 301 of the guide support frame 3 having a plurality of through holes 10 communicating with the avoidance grooves 11;

[0033] It is worth mentioning that after the positioning slider 4 is aligned with the positioning groove 5, the mounting frame 2 is pushed, and the mounting frame 2 and the guide support frame 3 are pushed into the steel ring body 1, so that the connecting frame 16 fits the inner wall of the positioning groove 5, and the threaded end of the positioning screw 12 is tightened in the positioning groove 5 by tightening the positioning screw 12, so that the mounting frame 2 can be fixed;

[0034] A connecting frame 16 is fixedly connected to the side of the positioning slide block 4, a bidirectional screw rod 17 is movably installed in the connecting frame 16, a first slide seat 18 and a second slide seat 19 are respectively threadedly installed on the left-handed thread and the right-handed thread of the bidirectional screw rod 17, the first slide seat 18 and the second slide seat 19 are both slidably installed in the positioning groove 5, a first bracket 20 and a second bracket 21 are respectively movably installed on the first slide seat 18 and the second slide seat 19, and the first bracket 20 and the second bracket 21 are both movably installed at the bottom of the guide support frame 3;

[0035] It is worth noting that, by rotating the bidirectional screw rod 17, the bidirectional screw rod 17 can drive the first slide 18 and the second slide 19 to move closer to each other through the left-handed thread and the right-handed thread respectively when rotating, and the first slide 18 and the second slide 19 can be positioned by the positioning groove 5 when they move, so that the first slide 18 and the second slide 19 can move smoothly, and when the first slide 18 and the second slide 19 move closer to each other, the guide support frame 3 can be lifted up by the first bracket 20 and the second bracket 21, so that the height of the guide support frame 3 can be adjusted in advance as needed;

[0036] A handle 13 is provided at the end of the bidirectional screw rod 17, a square column 22 is fixedly connected to the end of the handle 13, a square groove 23 is opened at the end of the bidirectional screw rod 17, and the square column 22 is movably inserted in the square groove 23;

[0037] It is worth noting that in order to facilitate the rotation of the bidirectional screw rod 17, the handle 13 is rotated to drive the square column 22 to rotate, so that the square column 22 cooperates with the square groove 23 to drive the bidirectional screw rod 17 to rotate, so that the bidirectional screw rod 17 drives the first slide seat 18 and the second slide seat 19 to move closer to each other, and after adjusting the height of the guide support frame 3, the handle 13 can be pushed to push the square column 22, so that the square column 22 can be stored in the bidirectional screw rod 17;

[0038] When in use, first install the mounting frame 2 and the guide support frame 3. First, align the positioning slider 4 with the positioning groove 5, then push the mounting frame 2, and push the mounting frame 2 and the guide support frame 3 into the steel collar body 1, so that the connecting frame 16 fits the inner wall of the positioning groove 5, and tightens the positioning screw 12 so that the threaded end of the positioning screw 12 is pressed against the positioning groove 5, thereby fixing the mounting frame 2;

[0039] By arranging a guide support frame 3 on the inner wall of the embedded steel sleeve ring, it can be used as a guide support surface, so that after the jacking cutter disc leaves the jacking guide rail, the jacking machine can be continuously supported by the guide support frame 3, so that the guide support frame 3 can continue to maintain the jacking axis, so that the pipeline can move along a predetermined path, and the pipeline can be prevented from being offset or disconnected, which is beneficial to the pipeline installation work, so as to ensure the safety, quality and progress of the project.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pre-buried steel collar structure for preventing a pipe jacking machine from entering a hole and sinking its head, characterized in that: include: Steel collar body (1); A mounting frame (2) is arranged on the inner wall of the steel collar body (1), a positioning mechanism is arranged at the bottom of the mounting frame (2), and the mounting frame (2) is fixedly mounted on the inner wall of the steel collar body (1) through the positioning mechanism; and A guide support frame (3) for supporting a pipe jacking machine is arranged on the top of the mounting frame (2), and an arc-shaped portion (301) for positioning is arranged on the top of the guide support frame (3).

2. The embedded steel collar structure for preventing a pipe jacking machine from entering a hole and sinking according to claim 1 is characterized in that: The side of the guide support frame (3) is provided with an inclined portion (302), the bottom of the guide support frame (3) is provided with an avoidance portion (303), and the avoidance portion (303) is arranged on the top of the mounting frame (2).

3. The embedded steel collar structure for preventing a pipe jacking machine from entering a hole and sinking according to claim 2 is characterized in that: The arc-shaped portion (301) is provided with a plurality of first mounting grooves (6) in an array, and the inclined portion (302) is provided with a plurality of second mounting grooves (7) in an array, wherein a first universal ball (8) and a second universal ball (9) are respectively arranged in the first mounting groove (6) and the second mounting groove (7).

4. The embedded steel collar structure for preventing a pipe jacking machine from entering a hole and sinking according to claim 3 is characterized in that: The bottoms of the first universal ball (8) and the second universal ball (9) are fixedly connected with threaded columns (14), the first mounting groove (6) and the second mounting groove (7) are both provided with threaded holes (15), and the threaded columns (14) are threadedly mounted in the threaded holes (15).

5. The embedded steel collar structure for preventing a pipe jacking machine from entering a hole and sinking according to claim 1 is characterized in that: The positioning mechanism comprises a positioning slide block (4), wherein the positioning slide block (4) is provided with a plurality of groups, and the plurality of groups of the positioning slide blocks (4) are fixedly connected to the bottom of the mounting frame (2), and the steel sleeve ring body (1) is provided with a plurality of groups of positioning grooves (5) corresponding to the positioning slide blocks (4), and the positioning slide blocks (4) are slidably installed in the positioning grooves (5).

6. The embedded steel collar structure for preventing a pipe jacking machine from entering a hole and sinking according to claim 5 is characterized in that: The mounting frame (2) is provided with a plurality of avoidance grooves (11), each of which is provided with a positioning screw (12). The positioning screw (12) is threadedly installed in the positioning slider (4), and the threaded end of the positioning screw (12) is tightly pressed in the positioning groove (5). The arc-shaped portion (301) of the guide support frame (3) is provided with a plurality of through holes (10) connected with the avoidance grooves (11).

7. The embedded steel collar structure for preventing a pipe jacking machine from entering a hole and sinking according to claim 6 is characterized in that: The side of the positioning slide block (4) is fixedly connected to a connecting frame (16), a bidirectional screw rod (17) is movably installed in the connecting frame (16), a first slide seat (18) and a second slide seat (19) are respectively threadedly installed on the left-handed thread and the right-handed thread of the bidirectional screw rod (17), the first slide seat (18) and the second slide seat (19) are both slidably installed in the positioning groove (5), the first slide seat (18) and the second slide seat (19) are respectively movably installed on the first slide seat (18) and the second slide seat (19), the first bracket (20) and the second bracket (21) are both movably installed at the bottom of the guide support frame (3).

8. The embedded steel collar structure for preventing a pipe jacking machine from entering a hole and sinking according to claim 7 is characterized in that: A handle (13) is provided at the end of the bidirectional screw rod (17), a square column (22) is fixedly connected to the end of the handle (13), a square groove (23) is opened at the end of the bidirectional screw rod (17), and the square column (22) is movably inserted in the square groove (23).