CN219012602U

CN219012602U - Shield constructs construction protective structure

Info

Publication number: CN219012602U
Application number: CN202223571375.2U
Authority: CN
Inventors: 姜山; 刘石磊; 刘小辉; 刘一锋; 马红涛; 张海洋; 荣溧; 黄家龙; 耿凯旋; 程辉; 刘月; 郑晓东; 郝宏超; 杨海城
Original assignee: China Railway North Jilin Investment And Construction Co ltd; China Railway No 3 Engineering Group Co Ltd; Fourth Engineering Co Ltd of China Railway No 3 Engineering Group Co Ltd
Current assignee: China Railway North Jilin Investment And Construction Co ltd; China Railway No 3 Engineering Group Co Ltd; Fourth Engineering Co Ltd of China Railway No 3 Engineering Group Co Ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-12
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a shield construction protection structure, which comprises a bottom plate, wherein a bidirectional screw rod is rotationally connected inside the bottom plate, two first limit grooves are formed inside the bottom plate, screw plates are slidingly connected to the inner walls of the two first limit grooves, and the screw plates are in threaded connection with the bidirectional screw rod, and the shield construction protection structure has the beneficial effects that: compared with the traditional device, the device provided by the utility model has the advantages that the height adjustment can be carried out on the device in construction work by staff, the device can be driven to push the top plate through the first rotating plate under the condition of rotating the bidirectional screw rod, the height adjustment work is completed, convenience is provided for the use of the device, and the practicability of the device is improved.

Description

Shield constructs construction protective structure

Technical Field

The utility model relates to the technical field of subway civil engineering, in particular to a shield construction protection structure.

Background

In life, subways are fast, large-volume, electrically-towed rail transit built in cities. The train runs on the totally enclosed route, the route located in the central urban area is basically set up in the underground tunnel, the route outside the central urban area is usually set up on the overhead bridge or ground, english is metro (underground railway, subway). 1 subway is an urban rail transit system (Metro) which covers various underground and overground road rights of urban areas and has high density and high traffic, and taiwan subway is called as "straying".

The protection structure can be used in the subway civil engineering shield construction, however, the height of the existing protection structure is fixed, and then the height of the protection mechanism is difficult to adjust by workers according to the use requirement in the construction work, so that the practicability is greatly reduced.

Disclosure of Invention

The utility model aims to provide a shield construction protection structure, which aims to solve the problems that the protection structure can be used in the subway civil engineering shield construction provided in the background art, the height of the existing protection structure is fixed, and further, the height of the protection structure is difficult to adjust by staff according to the use requirement in the construction work, so that the practicability is greatly reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a shield constructs construction protective structure, includes the bottom plate, the inside of bottom plate rotates and is connected with two-way lead screw, two first spacing groove has been seted up to the inside of bottom plate, two the inner wall sliding connection of first spacing groove has the screw thread board, screw thread board and two-way lead screw threaded connection, one side rotation of screw thread board is connected with first limiting plate, the top fixedly connected with backup pad of bottom plate, first spout has been seted up to the inside of backup pad, the inner wall sliding connection of first spout has first slider, the top fixedly connected with lifter plate of first slider, the top fixedly connected with roof of lifter plate, first rotating plate rotates with the roof to be connected, first empty slot has been seted up to the inside of roof, the inner wall rotation of first empty slot is connected with the pivot, the outside of pivot just is located first empty slot internal connection push wheel, two second limiting plate's inner wall sliding connection has first limiting plate, the inside of first limiting plate is connected with the third arc-shaped baffle.

As a preferred embodiment of the present utility model: one side of each supporting plate is rotatably connected with a second rotating plate, one end of each second rotating plate is rotatably connected with a positioning block, and the inner threads of each positioning block are connected with threaded conical rods.

As a preferred embodiment of the present utility model: the inside rotation of bottom plate is connected with first worm, the outside fixedly connected with first worm wheel of two-way lead screw, first worm wheel and first worm meshing are connected, the bottom fixedly connected with second worm wheel of pivot, the bottom fixedly connected with two fixed blocks of roof, two the inside rotation of fixed block is connected with the second worm, the second worm is connected with the second worm wheel meshing.

As a preferred embodiment of the present utility model: four second spouts have been seted up to the inside of roof, four the inner wall sliding connection of second spout has the second slider, one side fixedly connected with connecting rod of second slider, the outside cover of connecting rod is equipped with the spring, connecting rod and arc baffle fixed connection.

As a preferred embodiment of the present utility model: the inside threaded connection of backup pad has the bolt, bolt and lifter plate threaded connection.

The beneficial effects of the utility model are as follows: the utility model has novel structure, simple operation, easy operation, compact structure and stronger practicability, compared with the traditional device, the utility model can adjust the height of the device in the construction work by staff through arranging the bidirectional screw rod, the screw plate, the first limit groove, the first rotating plate, the first sliding groove, the first sliding block, the lifting plate and the top plate, and can drive the screw plate to push the top plate through the first rotating plate under the condition of rotating the bidirectional screw rod, thereby completing the height adjustment work, further providing convenience for the use of the staff and improving the practicability of the device; by the aid of the first empty groove, the pushing wheel, the second limiting groove, the first limiting plate, the third rotating plate and the arc-shaped baffle, the arc-shaped baffle can be pushed out and retracted conveniently, and further the effect of shielding falling rocks can be achieved when the safety protection device is used, and further safety protection is provided for workers.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

fig. 3 is a schematic top view of the top plate of the present utility model.

In the figure: 1. a bottom plate; 2. a two-way screw rod; 3. a first worm; 4. a first worm wheel; 5. a thread plate; 6. a first limit groove; 7. a first rotating plate; 8. a support plate; 9. a first chute; 10. a first slider; 11. a lifting plate; 12. a top plate; 13. a second rotating plate; 14. a positioning block; 15. a threaded taper rod; 16. a first empty slot; 17. a rotating shaft; 18. a push wheel; 19. the second limit groove; 20. a first limiting plate; 21. a third rotating plate; 22. an arc baffle; 23. a second chute; 24. a second slider; 25. a spring; 26. a connecting rod; 27. a second worm wheel; 28. a second worm; 29. a fixed block; 30. and (5) a bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the shield construction protection structure comprises a bottom plate 1, a bidirectional screw rod 2 is rotationally connected inside the bottom plate 1, two first limit grooves 6 are formed inside the bottom plate 1, threaded plates 5 are slidingly connected with the inner walls of the two first limit grooves 6, the threaded plates 5 are in threaded connection with the bidirectional screw rod 2, one side of each threaded plate 5 is rotationally connected with a first rotating plate 7, a supporting plate 8 is fixedly connected with the top of the bottom plate 1, a first sliding groove 9 is formed inside the supporting plate 8, a first sliding block 10 is slidingly connected with the inner wall of the first sliding groove 9, a lifting plate 11 is fixedly connected with the top of the first sliding block 10, a top plate 12 is fixedly connected with the top of the lifting plate 11, the first rotating plate 7 is rotationally connected with the top plate 12, a first empty groove 16 is formed inside the top plate 12, a rotating shaft 17 is rotationally connected with the inner wall of the first empty groove 16, a driving wheel 18 is fixedly connected with the outer side of the rotating shaft 17 and is positioned in the first empty groove 16, two second limit grooves 19 are formed in the top plate 12, the inner walls of the two second limit grooves 19 are slidably connected with a first limit plate 20, the inside of the first limit plate 20 is rotationally connected with a third rotary plate 21, one end of the third rotary plate 21 is rotationally connected with an arc-shaped baffle 22, and the height of the device can be adjusted by a worker in construction work through the arrangement of the bidirectional screw rod 2, the threaded plate 5, the first limit groove 6, the first rotary plate 7, the first sliding groove 9, the first sliding block 10, the lifting plate 11 and the top plate 12, and the top plate 12 can be pushed by the first rotary plate 7 under the condition that the threaded plate 5 can be driven under the condition that the bidirectional screw rod 2 is rotated, so that the height adjustment work is completed, convenience is provided for the worker, and the practicability of the device is improved; by arranging the first empty groove 16, the pushing wheel 18, the second limiting groove 19, the first limiting plate 20, the third rotating plate 21 and the arc-shaped baffle 22, the arc-shaped baffle 22 can be pushed out and retracted conveniently, and then the effect of shielding falling rocks can be achieved when the safety protection device is used, and further safety protection is provided for workers.

One side of the two support plates 8 is rotatably connected with a second rotating plate 13, one end of the second rotating plate 13 is rotatably connected with a positioning block 14, and the inner thread of the positioning block 14 is connected with a thread taper rod 15, so that the stability of the device can be improved; the inside of the bottom plate 1 is rotationally connected with a first worm 3, the outer side of the bidirectional screw rod 2 is fixedly connected with a first worm wheel 4, the first worm wheel 4 is in meshed connection with the first worm 3, the bottom of the rotating shaft 17 is fixedly connected with a second worm wheel 27, the bottom of the top plate 12 is fixedly connected with two fixed blocks 29, the inside of the two fixed blocks 29 is rotationally connected with a second worm 28, the second worm 28 is in meshed connection with the second worm wheel 27, the bidirectional screw rod 2 and the rotating shaft 17 are convenient to rotate, and the bidirectional screw rod 2 and the rotating shaft 17 can be prevented from reversely rotating due to the interlocking function of the worm and the worm wheel; four second sliding grooves 23 are formed in the top plate 12, the inner walls of the four second sliding grooves 23 are connected with second sliding blocks 24 in a sliding mode, one side of each second sliding block 24 is fixedly connected with a connecting rod 26, springs 25 are sleeved on the outer sides of the connecting rods 26, the connecting rods 26 are fixedly connected with the arc-shaped baffle plates 22, guiding function can be achieved, and meanwhile the arc-shaped baffle plates 22 can be reset conveniently; the inside threaded connection of backup pad 8 has bolt 30, and bolt 30 and lifter plate 11 threaded connection can improve the stability of lifter plate 11.

Specifically, when the utility model is used, the positioning block 14 is positioned on the ground, then the threaded taper rod 15 is rotated to fix the position of the positioning block 14, then the second worm 28 is rotated to drive the second worm wheel 27, the second worm wheel 27 drives the rotating shaft 17, the rotating shaft 17 drives the pushing wheel 18, the pushing wheel 18 pushes the two first limiting plates 20 to slide in the second limiting grooves 19 for separation, meanwhile, the first limiting plates 20 push the third rotating plates 21 to push the arc baffle 22 out of the top plate 12, the arc baffle 22 can drive the connecting rod 26 when moving, the connecting rod 26 drives the second sliding block 24 to slide in the second sliding groove 23, meanwhile, the second sliding block 24 can compress the spring 25, the top plate 12 can be pulled out by pushing the arc baffle 22, when the arc baffle 22 is not needed, the bolt 30 is taken out, then the first worm 3 is rotated to drive the first worm wheel 4, the two bidirectional screw rods 2 drive the two threaded plates 5 to slide in the first limiting grooves 6, the worm wheel 5 to move in the first limiting grooves 7, the first sliding plates 10 can be driven by the first worm wheel 4 to move to the first sliding plates 10, and then the top plate 10 can be lifted by adjusting the height of the top plate 10 when the first sliding plates 10 is adjusted.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

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

Claims

1. The utility model provides a shield constructs construction protective structure, includes bottom plate (1), its characterized in that, the inside of bottom plate (1) rotates and is connected with two-way lead screw (2), two first spacing groove (6) have been seted up to the inside of bottom plate (1), two the inner wall sliding connection of first spacing groove (6) has screw thread board (5), screw thread board (5) and two-way lead screw (2) threaded connection, one side rotation of screw thread board (5) is connected with first rotor plate (7), the top fixedly connected with backup pad (8) of bottom plate (1), first spout (9) have been seted up to the inside of backup pad (8), the inner wall sliding connection of first spout (9) has first slider (10), the top fixedly connected with lifter plate (11) of first slider (10), the top fixedly connected with roof (12) of lifter plate (11), first rotor plate (7) rotate with roof (12) and are connected, first groove (16) have been seted up to the inside of roof (12), first recess (16) are rotated inner wall (17) and are located two idle running wheel (16) and are located idle running wheel (16) inside idle running wheel (16), the inner walls of the two second limiting grooves (19) are slidably connected with first limiting plates (20), third rotating plates (21) are rotatably connected in the first limiting plates (20), and arc-shaped baffle plates (22) are rotatably connected at one ends of the third rotating plates (21).

2. The shield construction protecting structure according to claim 1, wherein: one side of each supporting plate (8) is rotatably connected with a second rotating plate (13), one end of each second rotating plate (13) is rotatably connected with a positioning block (14), and the inner threads of each positioning block (14) are connected with a threaded conical rod (15).

3. The shield construction protecting structure according to claim 1, wherein: the inside rotation of bottom plate (1) is connected with first worm (3), the outside fixedly connected with first worm wheel (4) of two-way lead screw (2), first worm wheel (4) and first worm (3) meshing are connected, the bottom fixedly connected with second worm wheel (27) of pivot (17), the bottom fixedly connected with two fixed blocks (29) of roof (12), two the inside rotation of fixed block (29) is connected with second worm (28), second worm (28) and second worm wheel (27) meshing are connected.

4. The shield construction protecting structure according to claim 1, wherein: four second sliding grooves (23) are formed in the top plate (12), the inner walls of the four second sliding grooves (23) are connected with second sliding blocks (24) in a sliding mode, one side of each second sliding block (24) is fixedly connected with a connecting rod (26), springs (25) are sleeved on the outer sides of the connecting rods (26), and the connecting rods (26) are fixedly connected with the arc-shaped baffle plates (22).

5. The shield construction protecting structure according to claim 1, wherein: the inside threaded connection of backup pad (8) has bolt (30), bolt (30) and lifter plate (11) threaded connection.