CN219011243U

CN219011243U - Open cut tunnel unilateral support and template device

Info

Publication number: CN219011243U
Application number: CN202223142925.9U
Authority: CN
Inventors: 康志宇; 霍明远; 刘赛赛; 杨晓锋; 张晓磊; 贾伟; 赵海; 李延超; 王文志; 邢鸿枭
Original assignee: CCCC First Highway Engineering Co Ltd; CCCC First Highway Fifth Engineering Co Ltd
Current assignee: CCCC First Highway Engineering Co Ltd; CCCC First Highway Fifth Engineering Co Ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-05-12
Anticipated expiration: 2032-11-25

Abstract

The application discloses open cut tunnel unilateral support and template device belongs to open cut tunnel unilateral support technical field, comprising a base plate, the upper surface fixed mounting of bottom plate has the extension board, and the back of extension board is provided with the template, and the inside sliding connection of extension board has the joint piece, the back of joint piece and the positive fixed connection of template, and the inside of extension board is provided with the push pedal, and the positive fixed mounting of push pedal has three fastening spring, and the one end that every fastening spring kept away from the push pedal all with the inner wall fixed connection of extension board, the joint groove has all been seted up to the both sides face of joint piece, and the both sides of extension board all are provided with the fixture block. This open cut tunnel unilateral support and template device through pushing into the joint inslot portion with the fixture block, can accomplish the connection between template and the extension board this moment, need not to use a plurality of bolts to fix for dismouting between support and the template is labour saving and time saving more, plays further improvement open cut tunnel support efficiency of construction, increases the effect of cooperation effect between support and the template.

Description

Open cut tunnel unilateral support and template device

Technical Field

The application belongs to the technical field of open cut tunnel unilateral support, and particularly relates to an open cut tunnel unilateral support and a template device.

Background

The open cut tunnel is a construction method of underground engineering, which is firstly excavated on the ground, is built and lined under the open air condition, and then is covered and backfilled, is mostly used for shallow buried tunnels, and is the most basic and most commonly used construction method in soft soil underground engineering construction, and because the width of the open cut tunnel is large, double-side support template fixation cannot be realized, and only a single-side support mode can be adopted to vertically support the side wall of the tunnel by using the template.

When the existing single-side support for the open-cut tunnel is used, the mode of bolt fixation is generally adopted to be connected with the template, so that time and labor are wasted when the support and the template are disassembled and assembled, the construction efficiency of the open-cut tunnel support is greatly affected, and the matching effect between the support and the template is reduced.

Therefore, we propose a single-side support and a template device for an open cut tunnel to solve the above problems.

Disclosure of Invention

The purpose of this application is in order to solve among the prior art, and the cooperation between support and the template is relatively poor, and the problem of the dismouting of being inconvenient for, and an open cut tunnel unilateral support and template device are proposed.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides an open cut tunnel unilateral support and template device, includes the bottom plate, the upper surface fixed mounting of bottom plate has the extension board, the back of extension board is provided with the template, the inside sliding connection of extension board has the joint piece, the back of joint piece and the front fixed connection of template, the inside of extension board is provided with the push pedal, the front fixed mounting of push pedal has three fastening spring, every fastening spring keeps away from the one end of push pedal all with the inner wall fixed connection of extension board, the joint groove has all been seted up to the both sides face of joint piece, the both sides of extension board all are provided with the fixture block, two one side that the fixture block is close to each other all runs through the extension board and the joint in the inside of joint groove;

limiting frames are fixedly arranged on two side surfaces of the support plate, guide rods are slidably connected in the limiting frames, one ends of the two guide rods, which are close to each other, are fixedly connected with one side surface, which is far away from each other, of the two clamping blocks respectively, every the surface of guide arm all overlaps and is equipped with spacing spring, two spacing spring's one end that is close to each other is respectively with the both sides face fixed connection of extension board, two spacing spring's one end that is kept away from each other is all with the inside wall fixed connection of spacing.

Preferably, the two side surfaces of the bottom plate are fixedly provided with positioning plates, the upper surface of each positioning plate is provided with a first positioning through hole, and the upper surface of the bottom plate is provided with a second positioning through hole.

Preferably, the upper surface of the bottom plate is fixedly provided with a reinforcing plate, and the back surface of the reinforcing plate is fixedly connected with the front surface of the support plate.

Preferably, three support plates are fixedly arranged on two side surfaces of the support plate, and the back surface of each support plate is contacted with the front surface of the template.

Preferably, the upper surface of the support plate is movably hinged with a cover plate, and the front surface of the cover plate is fixedly provided with a handle.

Preferably, the inner bottom wall of the support plate is fixedly provided with a base plate, and the upper surface of the base plate is contacted with the bottom surface of the clamping block.

Preferably, each fastening spring is provided with a telescopic rod, the telescopic end of each telescopic rod is contacted with the front surface of the push plate, and one end of each telescopic rod, far away from the push plate, is fixedly connected with the inner wall of the support plate.

Preferably, two ends that the guide arm kept away from each other are all fixed mounting has the baffle, and two the side that the baffle kept away from each other is all fixed mounting has the pull ring.

To sum up, the technical effects and advantages of the present application are: the support plate is clamped into the support plate through the clamping blocks, the position between the template and the support can be positioned rapidly, and when the clamping blocks enter the support plate, and the clamping grooves are parallel to the clamping blocks, the clamping blocks can be pushed into the clamping grooves through the elastic force matched guide rods and the limiting frames provided by the limiting springs, connection between the template and the support plate can be completed at the moment, a plurality of bolts are not required to be used for fixing, so that time and labor are saved in assembly and disassembly between the support and the template, the construction efficiency of the open-cut tunnel support is further improved, the effect of matching effect between the support and the template is improved, the elastic force provided by the push plate matched with the fastening springs is improved, gaps between the clamping blocks and the clamping plates can be compensated, excessive shaking cannot occur after the clamping blocks are clamped into the clamping plates, the clamping stability of the clamping blocks is improved, and the use reliability of the template is guaranteed.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of a template according to the present utility model;

FIG. 2 is a schematic view of a three-dimensional structure of a support plate according to the present utility model;

FIG. 3 is a schematic cross-sectional perspective view of the support plate of the present utility model;

fig. 4 is a schematic sectional perspective view of a limiting frame according to the present utility model.

In the figure: 1. a bottom plate; 2. a support plate; 3. a template; 4. a clamping block; 5. a push plate; 6. a fastening spring; 7. a clamping groove; 8. a clamping block; 9. a limiting frame; 10. a guide rod; 11. a limit spring; 12. a positioning plate; 13. a first positioning through hole; 14. a second positioning through hole; 15. a reinforcing plate; 16. a support plate; 17. a cover plate; 18. a handle; 19. a backing plate; 20. a telescopic rod; 21. a baffle; 22. and (5) a pull ring.

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.

Referring to fig. 1-4, an open cut tunnel unilateral support and template device, including bottom plate 1, the upper surface fixed mounting of bottom plate 1 has extension board 2, and the equal fixed mounting of both sides face of bottom plate 1 has locating plate 12, and first locating through hole 13 has all been seted up to the upper surface of every locating plate 12, and second locating through hole 14 has been seted up to the upper surface of bottom plate 1, cooperates first locating through hole 13 and second locating through hole 14 through locating plate 12, can cooperate the bolt to fix bottom plate 1, makes it be difficult for taking place not hard up when using.

The back of extension board 2 is provided with template 3, and the inside sliding connection of extension board 2 has joint piece 4, the back of joint piece 4 and the positive fixed connection of template 3, and the upper surface fixed mounting of bottom plate 1 has reinforcing plate 15, the back of reinforcing plate 15 and the positive fixed connection of extension board 2, and reinforcing plate 15 can increase the firm in connection of bottom plate 1 and extension board 2, also can increase the bearing capacity of extension board 2 simultaneously, has guaranteed the result of use of extension board 2.

The inside of extension board 2 is provided with push pedal 5, and push pedal 5's upper surface is the arc surface, and push pedal 5's front fixed mounting has three fastening spring 6, and the one end that push pedal 5 was kept away from to every fastening spring 6 all with the inner wall fixed connection of extension board 2, and the equal fixed mounting of both sides face of extension board 2 has three backup pad 16, and the back of every backup pad 16 all contacts with template 3's front, and backup pad 16 can increase the area of the atress of extension board 2 to template 3 for template 3 edge is difficult for taking place to warp, has increased template 3's support performance.

Clamping grooves 7 are formed in two side faces of the clamping block 4, clamping blocks 8 are arranged on two sides of the support plate 2, the upper surface of each clamping block 8 is an arc surface, one side face, close to each other, of each clamping block 8 penetrates through the support plate 2 and is clamped in the clamping grooves 7, the upper surface of the support plate 2 is movably hinged with a cover plate 17, a handle 18 is fixedly arranged on the front face of the cover plate 17, the upper surface of the support plate 2 can be sealed through the cover plate 17, sand and stone and other impurities are prevented from entering the support plate 2, and the handle 18 can facilitate manual opening and closing of the cover plate 17 by workers.

The both sides face of extension board 2 is equal fixed mounting has spacing 9, and the inside of every spacing 9 is equal sliding connection has guide arm 10, and the one end that two guide arms 10 are close to each other is respectively with a side fixed connection that two fixture blocks 8 kept away from each other, and the interior bottom wall fixed mounting of extension board 2 has backing plate 19, and the upper surface of backing plate 19 contacts with the bottom surface of joint piece 4, and backing plate 19 can cushion joint piece 4, prevents that joint piece 4 directly from striking extension board 2 bottom from taking place to damage, has improved joint piece 4's life.

The surface of every guide arm 10 all overlaps and is equipped with spacing spring 11, and the equal fixed mounting of one end that two guide arms 10 kept away from each other has baffle 21, and the equal fixed mounting of a side that two baffles 21 kept away from each other has pull ring 22, utilizes baffle 21 to restrict the position of guide arm 10, makes it be difficult for breaking away from spacing 9, and pull ring 22 can make things convenient for the manual pulling guide arm 10 of staff, has increased the convenience of the manual operation of guide arm 10.

One end that two spacing springs 11 are close to each other respectively with the both sides face fixed connection of extension board 2, the one end that two spacing springs 11 kept away from each other all with the inside wall fixed connection of spacing 9, the inside of every fastening spring 6 all is provided with telescopic link 20, the telescopic link 20's of every telescopic link 20 flexible end all contacts with the front of push pedal 5, the one end that push pedal 5 was kept away from to every telescopic link 20 all with the inner wall fixed connection of extension board 2, telescopic link 20 can restrict fastening spring 6 shrink distance to increase fastening spring 6's stability, make it be difficult for taking place bending deformation, increased fastening spring 6's result of use.

The working principle of the utility model is that; when in use, firstly, the clamping block 4 is clamped into the support plate 2 from top to bottom, the arc surface of the push plate 5 is utilized to enable the clamping block 4 to smoothly enter the support plate 2, meanwhile, the push plate 5 can be extruded and the fastening spring 6 can be contracted, when the clamping block 4 contacts the clamping block 8, the arc surface of the clamping block 8 is utilized to enable the two clamping blocks 8 to slide to two sides and enable the limiting spring 11 to be contracted, when the clamping block 4 moves downwards to the clamping groove 7 and the clamping block 8 are parallel, the clamping block 8 can be pushed into the clamping groove 7 by utilizing the thrust provided by the limiting spring 11 to be matched with the limiting frame 9, at the moment, the connection work between the template 3 and the support frame can be completed, when the template 3 and the support plate 2 are required to be disassembled, only the pull ring 22 is required to be manually held to be matched with the baffle 21, at the moment, the clamping block 8 can be pulled out from the inside of the clamping groove 7 to be lifted upwards for disassembly, so that a large number of bolts are not needed between the template 3 and the support plate 2, the disassembly and assembly convenience between the support and the template 3 is increased, the construction efficiency of the support of the open-cut tunnel is indirectly improved, the cooperation effect between the support and the template 3 is increased, and when the clamping block 4 is clamped into the support plate 2, the gap between the clamping block 4 and the support plate 2 can be compensated by utilizing the elasticity provided by the fastening spring 6 and the shrinkage limit of the telescopic rod 20 on the fastening spring 6, excessive shaking is not easy to occur after the clamping block 4 is clamped into the support plate 2, the cooperation effect of the bracket and the template 3 is further improved, when the template 3 and the support plate 2 are matched and are placed on one side of the open-cut tunnel, the bottom plate 1 is fixed by only utilizing the fixing parts such as bolts to cooperate with the positioning plate 12, the first positioning through hole 13 and the second positioning through hole 14, the support work of the side wall of the open cut tunnel can be realized.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations 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 apparatus 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," 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. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides an open cut tunnel unilateral support and template device, includes bottom plate (1), its characterized in that: the novel support plate is characterized in that a support plate (2) is fixedly arranged on the upper surface of the bottom plate (1), a template (3) is arranged on the back surface of the support plate (2), clamping blocks (4) are connected to the inside of the support plate (2) in a sliding mode, the back surface of each clamping block (4) is fixedly connected with the front surface of the template (3), a push plate (5) is arranged in the support plate (2), three fastening springs (6) are fixedly arranged on the front surface of each push plate (5), one end, far away from the push plate (5), of each fastening spring (6) is fixedly connected with the inner wall of the support plate (2), clamping grooves (7) are formed in two side surfaces of each clamping block (4), clamping blocks (8) are arranged on two sides of the support plate (2), and one side surface, close to each other, of each clamping block (8) penetrates through the support plate (2) and is clamped in the clamping grooves (7).

The utility model discloses a support plate, including extension board, locating plate (2), every equal fixed mounting in both sides face of extension board (2) has locating plate (9), every equal sliding connection in inside of locating plate (9) has guide arm (10), two the one end that guide arm (10) are close to each other is respectively with a side fixed connection that two fixture blocks (8) kept away from each other, every the surface of guide arm (10) all overlaps and is equipped with spacing spring (11), two the one end that spacing spring (11) are close to each other is respectively with the both sides face fixed connection of extension board (2), two the one end that spacing spring (11) kept away from each other all is with the inside wall fixed connection of locating plate (9).

2. The open cut tunnel unilateral support and template device according to claim 1, wherein: the two side surfaces of the bottom plate (1) are fixedly provided with positioning plates (12), a first positioning through hole (13) is formed in the upper surface of each positioning plate (12), and a second positioning through hole (14) is formed in the upper surface of the bottom plate (1).

3. The open cut tunnel unilateral support and template device according to claim 1, wherein: the upper surface of the bottom plate (1) is fixedly provided with a reinforcing plate (15), and the back surface of the reinforcing plate (15) is fixedly connected with the front surface of the support plate (2).

4. The open cut tunnel unilateral support and template device according to claim 1, wherein: three support plates (16) are fixedly arranged on two side surfaces of the support plate (2), and the back surface of each support plate (16) is contacted with the front surface of the template (3).

5. The open cut tunnel unilateral support and template device according to claim 1, wherein: the upper surface of the support plate (2) is movably hinged with a cover plate (17), and a handle (18) is fixedly arranged on the front surface of the cover plate (17).

6. The open cut tunnel unilateral support and template device according to claim 1, wherein: the inner bottom wall of the support plate (2) is fixedly provided with a base plate (19), and the upper surface of the base plate (19) is contacted with the bottom surface of the clamping block (4).

7. The open cut tunnel unilateral support and template device according to claim 1, wherein: every the inside of fastening spring (6) all is provided with telescopic link (20), every telescopic link (20) flexible end all contacts with the front of push pedal (5), every telescopic link (20) keep away from the inner wall fixed connection of push pedal (5) all with extension board (2).

8. The open cut tunnel unilateral support and template device according to claim 1, wherein: one end of each guide rod (10) far away from each other is fixedly provided with a baffle plate (21), and one side surface of each baffle plate (21) far away from each other is fixedly provided with a pull ring (22).