CN219622746U

CN219622746U - Adjustable bracket for inner wall of shield segment

Info

Publication number: CN219622746U
Application number: CN202320737272.4U
Authority: CN
Inventors: 郭凯; 周鑫; 杜伟; 范龙; 朱华
Original assignee: China Railway First Group Urban Rail Components Co ltd
Current assignee: China Railway First Group Urban Rail Components Co ltd
Priority date: 2023-04-06
Filing date: 2023-04-06
Publication date: 2023-09-01
Anticipated expiration: 2033-04-06

Abstract

The utility model relates to the technical field of shield segments, and discloses an adjustable bracket for the inner wall of a shield segment, which comprises the following components: the shield segment and the pre-supporting opening, the shield segment can support the tunnel, thereby improving the safety of the tunnel, the pipeline clamping mechanism comprises a clamping component, a linkage component is arranged on the clamping component, a driving rod is arranged on the linkage component, a screw groove is arranged on the linkage component, the driving rod can drive the clamping component to advance, thereby adjusting the length of the clamping component to clamp the pipeline, the adjustable support for the inner wall of the shield segment is used for clamping the pipeline, the shield segment can clamp the pipeline or the cable through the pipeline clamping mechanism, the length of the pipeline can be adjusted according to the pipelines with different sizes, and the pipeline clamping mechanism can flexibly adjust the angle through the installation mechanism, thereby clamping the pipeline at different angles.

Description

Adjustable bracket for inner wall of shield segment

Technical Field

The utility model relates to the technical field of shield segments, in particular to an adjustable bracket for the inner wall of a shield segment.

Background

The shield segment is a main assembly component for shield construction, is the innermost barrier of a tunnel, and plays roles of resisting soil layer pressure, underground water pressure and some special loads. The shield segment is a permanent lining structure of the tunnel by a shield method, the quality of the shield segment is directly related to the overall quality and safety of the tunnel, the waterproof performance and the durability of the tunnel are affected, and a pipeline or a cable installed in the tunnel can be supported by a support.

Some of the existing adjustable supports for shield segment inner walls are not fixed due to the fact that the pipeline or the cable is not fixed when the supports support the pipeline or the cable, and the size of the supports is different, when the supports are installed to different sizes, the supports cannot be adjusted according to the size of the pipeline or the cable, and therefore clamping of the pipeline or the cable is inconvenient.

Disclosure of Invention

The utility model aims to provide an adjustable bracket for the inner wall of a shield segment so as to solve the problems in the background technology.

The embodiment of the utility model adopts the following technical scheme:

an adjustable support for shield segment inner wall, comprising: the shield segment and the pre-support opening can support the tunnel, so that the safety of the tunnel is improved;

the pipeline clamping mechanism comprises a clamping part, wherein a linkage part is arranged on the clamping part, a driving rod is arranged on the linkage part, a screw groove is formed in the linkage part, and the driving rod can drive the clamping part to advance, so that the length of the clamping part is adjusted to clamp a pipeline;

the mounting mechanism is mounted on the shield segment and can be used for dismounting the pipeline clamping mechanism in the shield segment.

Preferably, the clamping component is provided with a first limiting component, the first limiting component is provided with a slot, a first elastic piece is arranged inside the slot, the linkage component is provided with a second elastic piece, and when the linkage component slides inside the slot of the first limiting component, the linkage component can be limited, so that the stability of the linkage component is maintained.

Preferably, the installation mechanism comprises a supporting frame, a limiting groove is formed in the supporting frame, a rotating ball is arranged on the first limiting part, and the rotating ball can rotate in the limiting groove, so that the angle of the pipeline clamping mechanism is adjusted.

Preferably, the support frame is provided with a mounting plate, and the shield segment is provided with a mounting groove which can bear the mounting plate for mounting.

Preferably, the mounting plate is provided with a bolt, the mounting plate is provided with a first screw groove, the mounting plate is provided with a second screw groove, the bolt is screwed into the first screw groove and the second screw groove in sequence, and the mounting plate can be limited.

Preferably, a positioning component is arranged in the support frame, an elastic component is connected between the positioning component and the support frame, and the rotating ball can be limited.

Preferably, the positioning component is provided with a sliding block, the supporting frame is provided with a sliding groove, and the limiting of the positioning component on the rotating ball can be relieved by pulling the sliding block.

Preferably, friction surfaces are arranged on the first limiting component and the second limiting component.

The beneficial effects of the utility model are as follows:

this an adjustable support for shield constructs section of jurisdiction inner wall, shield constructs the section of jurisdiction and can carry out the centre gripping to pipeline or cable through the pipeline fixture who sets up to can adjust the length of use according to the pipeline of equidimension not.

This an adjustable support for shield constructs section of jurisdiction inner wall, pipeline fixture can nimble angle regulation through the installation mechanism that sets up to carry out the centre gripping with different angles to the pipeline.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments may be derived from the drawings provided without undue effort.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a pipe clamping mechanism according to the present utility model;

FIG. 3 is a schematic view of a second elastic sheet structure according to the present utility model;

fig. 4 is a schematic structural view of the mounting mechanism of the present utility model.

In the figure: the shield segment 10, the pre-support 11, the pipe clamping mechanism 20, the first limiting component 21, the second limiting component 22, the clamping component 23, the driving rod 24, the screw groove 26, the linkage component 27, the slot 28, the first elastic piece 29, the second elastic piece 210, the mounting mechanism 30, the support frame 31, the mounting plate 32, the mounting groove 33, the bolt 34, the first screw groove 35, the second screw groove 36, the rotating ball 37, the limiting groove 38, the positioning component 39, the elastic component 310, the sliding block 311 and the sliding groove 312.

Detailed Description

In order to solve the problem that the length cannot be adjusted to clamp the pipeline or the cable when the pipeline or the cable with different sizes is supported by the adjustable support on the inner wall of the shield segment, the following scheme is provided to solve the problem.

The following describes the embodiments of the present utility model further with reference to the drawings.

Referring to fig. 1-4, an adjustable support for the inner wall of a shield segment,

the shield segment 10 and the pre-supporting opening 11 formed in the shield segment 10 are provided with a pipeline clamping mechanism 20 and a mounting mechanism 30, the pipeline clamping mechanism 20 can clamp a pipeline, so that the stability of the pipeline is maintained, and the mounting mechanism 30 is convenient to mount.

Referring to fig. 1, 2 and 3, the pipe clamping mechanism 20 includes a clamping member 23, the clamping member 23 has a first end and a second end, the second end is angled and shaped with respect to the first end, one side of the clamping member 23 is provided with a first limiting member 21, and the first limiting member 21 may abut against an outer surface of the pipe to support the pipe, one side of the first limiting member 21 is fixed with a second limiting member 22, and the angles of the first limiting member 21 and the second limiting member 22 are 90 ° for limiting the pipe, thereby improving stability of the pipe, the second end of the clamping member 23 is provided with a linkage member 27, the linkage member 27 and the second limiting member 22 are parallel, and the angles of the linkage member 27 and the first limiting member 21 are 90 °, for supporting the clamping member 23 and the first limiting member 21, thereby enhancing clamping strength of the pipe, the linkage member 27 is opened toward one side of the second end of the clamping member 23, and the second end of the clamping member 23 is slidably connected inside the opening for accommodating the second end of the clamping member 23, thereby facilitating sliding of the clamping member 23;

with continued reference to fig. 2 and 3, a driving rod 24 is disposed on a side of the linkage member 27 away from the clamping member 23, for pushing the clamping member 23, so as to adjust the front-rear distance of the clamping member 23, a screw groove 26 is formed on a side of the linkage member 27 facing the driving rod 24, the driving rod 24 is screwed inside the screw groove 26, one end of the driving rod 24 located inside the opening is rotationally connected with a side of the second end of the clamping member 23, and is used for limiting the linkage member 27, so as to facilitate pushing the clamping member 23 to adjust, a slot 28 is formed on a side of the first limiting member 21 facing the linkage member 27, the width of the linkage member 27 is smaller than that of the slot 28, and the side of the first limiting member 21 facing the first limiting member 21 is spliced inside the slot 28, so as to accommodate the linkage member 27, so as to limit the linkage member 27;

referring back to fig. 3, at least two first elastic pieces 29 are installed on the inner wall of the slot 28 at intervals, at least two second elastic pieces 210 are installed on the side wall of the linkage member 27 facing the first elastic pieces 29 at intervals, and the first elastic pieces 29 and the second elastic pieces 210 can limit the linkage member 27 so as to facilitate the fore-and-aft sliding adjustment distance of the linkage member 27, when the pipe is located between the first limiting member 21, the second limiting member 22, the clamping member 23 and the linkage member 27, the driving rod 24 is rotated in the screw groove 26, at this time, the driving rod 24 is rotated in the screw groove 26 so as to drive the clamping member 23 to slide in the opening, the distance is adjusted, and at the same time, the linkage member 27 can be pulled to slide in the slot 28, and because the first elastic pieces 29 and the second elastic pieces 210 have elastic deformation properties, when the linkage member 27 slides in the slot 28, the first elastic pieces 29 and the second elastic pieces 210 are mutually pressed so as to facilitate the pulling out of the linkage member 27;

referring to fig. 1, 2, 3 and 4, the mounting mechanism 30 includes a supporting frame 31 for supporting the second limiting component, thereby improving the stability of the second limiting component, a mounting plate 32 is mounted on one side of the supporting frame 31 facing the shield segment 10 for mounting the supporting frame 31, thereby facilitating the mounting of the supporting frame 31 on the shield segment 10, a mounting groove 33 is formed on one side of the shield segment 10 facing the mounting plate 32, the width of the supporting frame 31 is smaller than that of the mounting groove 33, the supporting frame 31 is located inside the mounting groove 33 and is used for accommodating the mounting frame 31, thereby limiting the mounting frame 31, a bolt 34 is arranged on the mounting plate 32, a first screw groove 35 is formed on the mounting groove 33, and the bolt 34 is in the inside of the first screw groove 35 in a screwed manner, thereby facilitating the limiting of the mounting plate 32;

with continued reference to fig. 2, 3 and 4, the inner wall of the mounting groove 33 is provided with a second screw groove 36, and the bolt 34 is screwed in the second screw groove 36 for accommodating the bolt 34, so that the mounting plate 32 can be limited, a rotating ball 37 is mounted on one side of the first limiting component 21, which faces the supporting frame 31, and the angle of the first limiting component 21 can be adjusted, so that the angle of use can be adjusted according to the pipeline, a limiting groove 38 is formed on one side of the supporting frame 31, which faces the rotating ball 37, the limiting groove 38 is semicircular, the diameter of the limiting groove 38 is larger than that of the rotating ball 37, and the rotating ball 37 is accommodated, so that the rotating ball 37 can drive the first limiting component 21 to rotate;

returning to fig. 3 and 4, the positioning component 39 is disposed in the mounting plate 32, and the cambered surface is disposed on one side of the positioning component 39 facing the rotating ball 37, so that the rotating ball 37 can be propped against, thereby limiting the rotating ball 37, stability of the rotating ball 37 is improved, an elastic component 310 is fixed between one side of the positioning component 39 far away from the rotating ball 37 and the inner wall of the supporting frame 31, and is used for limiting the positioning component 39, thereby driving the positioning component 39 to recover, a sliding block 311 is disposed on the supporting frame 31, one section of the sliding block 311 is disposed outside the supporting frame 31, one end of the sliding block 311 disposed inside the supporting frame 31 is fixed with one side of the positioning component 39, and is used for limiting the positioning component 39, thereby facilitating the positioning component 39 to slide back and forth, one side of the supporting frame 31 facing the sliding block 311 is provided with a sliding groove 312, and the sliding block 311 is slidably connected inside the sliding groove 312, thereby facilitating the sliding block 311 to drive the positioning component 39 to slide back and forth, and limiting the rotating ball 37.

Claims

1. A adjustable support for shield constructs section of jurisdiction inner wall, its characterized in that includes:

the shield segment (10) and the pre-support opening (11) can support the tunnel, so that the safety of the tunnel is improved;

the pipeline clamping mechanism (20) comprises a clamping part (23), wherein a linkage part (27) is arranged on the clamping part (23), a driving rod (24) is arranged on the linkage part (27), a screw groove (26) is arranged on the linkage part (27), and the driving rod (24) can drive the clamping part (23) to advance, so that the length of the clamping part (23) is adjusted to clamp a pipeline;

the mounting mechanism (30) is mounted on the shield segment (10) and can be used for dismounting the pipeline clamping mechanism (20) on the shield segment (10).

2. The adjustable bracket for the inner wall of the shield segment according to claim 1, wherein the clamping component (23) is provided with a first limiting component (21), the first limiting component (21) is provided with a slot (28), a first elastic sheet (29) is arranged in the slot (28), the linkage component (27) is provided with a second elastic sheet (210), and when the linkage component (27) slides in the slot (28) of the first limiting component (21), the linkage component (27) can be limited, so that the stability of the linkage component (27) is maintained.

3. The adjustable bracket for the inner wall of the shield segment according to claim 1, wherein the mounting mechanism (30) comprises a supporting frame (31), a limiting groove (38) is formed in the supporting frame (31), a rotating ball (37) is arranged on the first limiting component (21), and the rotating ball (37) can rotate in the limiting groove (38), so that the angle of the pipe clamping mechanism (20) is adjusted.

4. An adjustable support for an inner wall of a shield segment according to claim 3, wherein the support frame (31) is provided with a mounting plate (32), and the shield segment (10) is provided with a mounting groove (33) for bearing the mounting plate (32) for mounting.

5. The adjustable bracket for the inner wall of the shield segment according to claim 4, wherein the mounting plate (32) is provided with a bolt (34), the mounting plate (32) is provided with a first screw groove (35), the mounting groove (33) is provided with a second screw groove (36), and the bolt (34) is screwed into the first screw groove (35) and the second screw groove (36) in sequence, so that the mounting plate (32) can be limited.

6. The adjustable bracket for the inner wall of the shield segment according to claim 5, wherein a positioning component (39) is arranged in the support frame (31), an elastic component (310) is connected between the positioning component (39) and the support frame (31), and the rotating ball (37) can be limited.

7. The adjustable bracket for the inner wall of the shield segment according to claim 6, wherein the positioning component (39) is provided with a sliding block (311), the supporting frame (31) is provided with a sliding groove (312), and the limiting of the positioning component (39) to the rotating ball (37) can be released by pulling the sliding block (311).

8. The adjustable bracket for the inner wall of the shield segment according to claim 7, wherein friction surfaces are arranged on the first limiting component (21) and the second limiting component (22).