CN219711542U - Tunnel supporting structure - Google Patents
Tunnel supporting structure Download PDFInfo
- Publication number
- CN219711542U CN219711542U CN202321108468.3U CN202321108468U CN219711542U CN 219711542 U CN219711542 U CN 219711542U CN 202321108468 U CN202321108468 U CN 202321108468U CN 219711542 U CN219711542 U CN 219711542U
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- slot
- bolt
- montant
- tunnel
- supporting structure
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- 238000010276 construction Methods 0.000 claims description 5
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000000203 mixture Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010030 laminating Methods 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 description 6
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
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Abstract
The utility model discloses a tunnel supporting structure which comprises two bottom rods, wherein a plurality of slots are respectively formed in opposite surfaces of the two bottom rods along the vertical direction, vertical rods are inserted into each slot, an adjusting component for fixing the height of each vertical rod is arranged in each slot, and side columns are respectively and rotatably connected to the upper ends of the vertical rods. Through inserting the fixture block of montant lower extreme in the draw-in groove of suitable high position, the montant is located inside the slot this moment, rethread bolted connection spare is fixed the montant, accomplish the altitude mixture control to the montant, the fixed plate of rethread angle, make its tip be located the base department of top arc board, fix its tip through grafting subassembly, be triangle-shaped stable fixed between angle fixed plate this moment, side post and the top arc board, make top arc board laminate the tunnel more and go up the top, carry out steady support to tunnel inner wall, the laminating effect with tunnel inner wall has been improved, the while has avoided protruding messenger personnel through more smoothly in the part.
Description
Technical Field
The utility model relates to the technical field of construction support, in particular to a tunnel support structure.
Background
The support is used for guaranteeing the safety of underground structure construction and surrounding environment of a foundation pit, and is used for supporting, reinforcing and protecting the side wall and the surrounding environment, and in the tunneling process, a broken belt bottom layer can be encountered, and the condition of instability of engineering rock mass is particularly easy to occur, wherein falling objects can cause injury to human bodies.
The patent with the bulletin number of CN217925950U discloses a tunnel engineering supporting structure, which comprises protection plates, a propping mechanism and a frame body, wherein the protection plates are arranged on the inner side walls of a tunnel, the frame body is arranged between the protection plates, the propping mechanism is symmetrically arranged in the frame body and is fixedly connected with the frame body, the propping mechanism is clamped with a corresponding horizontal bar by rotating a first handle, the protection plates are propped tightly, the protection plates are attached to the inner wall of the tunnel, the protection plates are provided with a plurality of arc plates and vertical plates fixedly connected with handles, the installation is convenient, and the vertical plates and the arc plates are sequentially detached from bottom to top, so that the device is convenient to detach.
Above-mentioned supporting construction needs to drive arc and riser through tight mechanism in top and paste tight tunnel inner wall, and the structure of arc and riser is fixed, when propping up to the tunnel that the radian is different, often can't effectively support tunnel inner wall, has the limitation, and tight mechanism in top is protruding a part in the support body inside simultaneously, when the staff can have the risk of mistake to bump when passing by.
Disclosure of Invention
The present utility model aims to provide a tunnel supporting structure for solving the above problems, as described in detail below.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a tunnel supporting structure which comprises two bottom rods, wherein a plurality of slots are respectively formed in opposite faces of the two bottom rods along the vertical direction, vertical rods are inserted into each slot, an adjusting component for fixing the height of each vertical rod is arranged in each slot, the upper end of each vertical rod is rotatably connected with a side column, the upper ends of each two opposite side columns are rotatably connected with the same top arc plate, rotation points are positioned at two ends of the top arc plate, the upper part of each side column is rotatably connected with an angle fixing plate, and two ends of the top arc plate are respectively provided with an inserting component for fixing the end parts of the angle fixing plate.
Adopt above-mentioned tunnel supporting construction, at first install two sill bars in the suitable position on ground when using, later remove the montant according to tunnel inner wall radian, make it carry out altitude mixture control in the slot, the rethread adjusts the position of subassembly montant, top arc board and tunnel top contact this moment, the angle fixed plate of rethread makes its tip lie in the base department of top arc board, fix its tip through grafting subassembly, be triangle-shaped stable fixed between angle fixed plate, side post and the top arc board this moment, carry out stable support to the tunnel inner wall.
Preferably, the adjusting assembly comprises two clamping blocks, the two clamping blocks are respectively and fixedly connected to the lower ends of two side walls of the vertical rod, a plurality of clamping grooves which are clamped with the clamping blocks are formed in the two side walls of the slot, and a bolt connecting piece which is used for preventing the clamping grooves from being separated from the slot is arranged on the upper portion of the side wall of the vertical rod.
Preferably, the slots and the vertical rods are square and are in clearance fit.
Preferably, the bolt connecting piece comprises a first bolt hole, the first bolt hole is formed in the upper portion of the side wall of the slot, the first bolt hole is connected with the first bolt in a threaded mode, a plurality of first positioning holes which are spliced with the first bolt are formed in the vertical rod, and the first positioning holes are in one-to-one fit with the clamping grooves.
Preferably, a blocking rod matched with the slot is arranged on the outer side of the vertical rod, a fixing groove is formed in the inner bottom of the slot, a limiting block which is inserted into the fixing groove is fixedly connected to the lower end of the blocking rod, and a through hole matched with the bolt is formed in the upper portion of the blocking rod.
Preferably, the plug-in assembly comprises a second bolt hole, the second bolt hole is formed in the end portion of the angle fixing plate, a second bolt is connected to the second bolt hole in a threaded mode, and a plurality of second positioning holes which are plugged with the second bolt are formed in the arc-ejecting plate.
Preferably, the upper part of each top arc plate is provided with an arc groove in a penetrating way, and a plurality of arc grooves are inserted with the same protection arc plate.
Preferably, the two ends of the bottom rods are provided with fixing holes along the vertical direction.
The beneficial effects are that:
through inserting the fixture block of montant lower extreme in the draw-in groove of suitable high position, the montant is located inside the slot this moment, rethread bolted connection spare is fixed the montant, accomplish the altitude mixture control to the montant, the fixed plate of rethread angle, make its tip be located the base department of top arc board, fix its tip through grafting subassembly, be triangle-shaped stable fixed between angle fixed plate this moment, side post and the top arc board, make top arc board laminate the tunnel more and go up the top, carry out steady support to tunnel inner wall, the laminating effect with tunnel inner wall has been improved, the while has avoided protruding messenger personnel through more smoothly in the part.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a split perspective view of the present utility model;
fig. 3 is a partial perspective view of the top arc plate of the present utility model.
The reference numerals are explained as follows:
1. a bottom bar; 2. a slot; 3. an adjustment assembly; 3a, a clamping groove; 3b, clamping blocks; 4. a bolt connection; 4a, a first bolt hole; 4b, a first bolt; 4c, positioning holes I; 4d, blocking the rod; 4e, perforating; 4f, limiting blocks; 4g, fixing groove; 5. a plug assembly; 5a, a second bolt hole; 5b, a second bolt; 5c, positioning holes II; 6. a vertical rod; 7. a side column; 8. a top arc plate; 9. an angle fixing plate; 10. an arc-shaped groove; 11. a protective arc plate; 12. and a fixing hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
Referring to fig. 1-3, the utility model provides a tunnel supporting structure, which comprises two bottom rods 1, wherein a plurality of slots 2 are respectively formed in opposite surfaces of the two bottom rods 1 along a vertical direction, vertical rods 6 are inserted into each slot 2, an adjusting component 3 for fixing the height of each vertical rod 6 is respectively arranged in each slot 2, side posts 7 are respectively and rotatably connected to the upper ends of each vertical rod 6, the same top arc plate 8 is respectively and rotatably connected to the upper ends of each two opposite side posts 7, rotation points are positioned at two ends of the top arc plate 8, angle fixing plates 9 are respectively and rotatably connected to the upper parts of the side posts 7, and inserting components 5 for fixing the end positions of the angle fixing plates 9 are respectively arranged at two ends of the top arc plate 8.
As an alternative embodiment, include two fixture blocks 3b in the adjusting part 3, two these fixture blocks 3b are fixed connection respectively at the both sides wall lower extreme of montant 6, a plurality of draw-in grooves 3a with fixture block 3b joint have all been seted up on the both sides wall of slot 2, the lateral wall upper portion of montant 6 is provided with the bolted connection spare 4 that is used for avoiding its and slot 2 to break away from, through setting up fixture block 3b, draw-in groove 3a and bolted connection spare 4, can insert the draw-in groove 3a of suitable height position through the fixture block 3b with montant 6 lower extreme, montant 6 is located slot 2 inside this moment, rethread bolted connection spare 4 is fixed montant 6, accomplish the altitude mixture control to montant 6, make top arc board 8 laminate the tunnel more upward.
As an alternative embodiment, the slot 2 and the vertical rod 6 are square, and are in clearance fit, the slot 2 and the vertical rod 6 are square, limiting between edges can be achieved, the vertical rod 6 is prevented from shaking in the slot 2, and support is more stable.
As an alternative embodiment, the bolt connecting piece 4 comprises a first bolt hole 4a, the first bolt hole 4a is arranged at the upper part of the side wall of the slot 2, a first bolt 4b is connected in the first bolt hole 4a in a threaded manner, a plurality of positioning holes 4c which are spliced with the first bolt 4b are arranged on the vertical rod 6, the positioning holes 4c are in one-to-one adaptation with the clamping grooves 3a, a blocking rod 4d which is matched with the slot 2 is arranged at the outer side of the vertical rod 6, a fixing groove 4g is arranged on the inner bottom of the slot 2, a limiting block 4f which is spliced with the fixing groove 4g is fixedly connected at the lower end of the blocking rod 4d, the upper portion of the plugging rod 4d is provided with a through hole 4e matched with the first bolt 4b, through arranging the first bolt hole 4a, the first bolt 4b, the first positioning hole 4c, the plugging rod 4d, the fixing groove 4g, the limiting block 4f and the through hole 4e, after the vertical rod 6 moves in height, the limiting block 4f at the lower end of the plugging rod 4d can be inserted into the fixing groove 4g, at the moment, the plugging rod 4d is positioned at the outer side of the vertical rod 6, and the first bolt 4b is sequentially inserted into the through hole 4e and the first positioning hole 4c to rotate, so that the plugging rod 4d and the vertical rod 6 are fixed, and the vertical rod 6 is prevented from falling from the slot 2.
As an alternative embodiment, the plugging assembly 5 includes a second bolt hole 5a, the second bolt hole 5a is formed at the end of the angle fixing plate 9, a second bolt 5b is screwed in the second bolt hole 5a, a plurality of positioning holes 5c plugged with the second bolt 5b are formed on the top arc plate 8, and after the end of the angle fixing plate 9 rotates to a proper position, the second bolt 5b is inserted into the second bolt hole 5a to rotate, and at this time, the second bolt 5b is plugged and fixed with the second positioning holes 5c, so as to complete the fixation of the end of the angle fixing plate 9.
As an alternative embodiment, the upper portion of every top arc board 8 has all run through and has seted up arc wall 10, has all pegged graft in a plurality of this arc walls 10 and has had same protection arc board 11, through setting up arc wall 10 and protection arc board 11, can make protection arc board 11 jack up on the tunnel and protect, avoid the fragment to drop perpendicularly, guide to tunnel both sides through the cambered surface of protection arc board 11, improved the security.
As an alternative embodiment, the two ends of the two bottom rods 1 are provided with the fixing holes 12 along the vertical direction, and the bottom rods 1 can be conveniently connected and fixed with the ground of the tunnel by arranging the fixing holes 12.
By adopting the structure, when the device is used, the two bottom rods 1 are firstly arranged at the proper position on the ground, then the vertical rods 6 are moved according to the radian of the inner wall of the tunnel, so that the height of the vertical rods 6 in the slot 2 is adjusted, the position of the vertical rods 6 of the adjusting component 3 is adjusted, the arc-jacking plate 8 is in contact with the upper top of the tunnel, the angle fixing plate 9 is rotated, the end parts of the angle fixing plate 9 are positioned at the bottom edge of the arc-jacking plate 8, the end parts of the angle fixing plate 9 are fixed through the inserting component 5, and the angle fixing plate 9, the side columns 7 and the arc-jacking plate 8 are stably fixed in a triangular shape, so that the inner wall of the tunnel is stably supported.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (8)
1. A tunnel supporting construction, its characterized in that: including two sill bars (1), all offered a plurality of slots (2) along vertical direction on the opposite face of two sill bars (1), every peg graft in slot (2) have montant (6), all be provided with in every this slot (2) and be used for fixed montant (6) high adjusting part (3), every the upper end of montant (6) all rotates and is connected with jamb (7), and two these jamb (7) upper ends of every relative all rotate and are connected with same top arc board (8), and the rotation point is located the both ends of top arc board (8), every the upper portion of jamb (7) all rotates and is connected with angle fixed plate (9), the both ends of top arc board (8) all are provided with grafting subassembly (5) that are used for fixed angle fixed plate (9) end position.
2. A tunnel supporting structure according to claim 1, wherein: two fixture blocks (3 b) are included in the adjusting component (3), two fixture blocks (3 b) are fixedly connected to the lower ends of two side walls of the vertical rod (6) respectively, a plurality of clamping grooves (3 a) which are connected with the fixture blocks (3 b) in a clamping mode are formed in the two side walls of the slot (2), and a bolt connecting piece (4) which is used for preventing the bolt connecting piece from being separated from the slot (2) is arranged on the upper portion of the side wall of the vertical rod (6).
3. A tunnel supporting structure according to claim 2, wherein: the slot (2) and the vertical rod (6) are square and are in clearance fit.
4. A tunnel supporting structure according to claim 2, wherein: the bolt connecting piece (4) comprises a first bolt hole (4 a), the first bolt hole (4 a) is formed in the upper portion of the side wall of the slot (2), a first bolt (4 b) is connected to the first bolt hole (4 a) in a threaded mode, a plurality of first positioning holes (4 c) which are spliced with the first bolt (4 b) are formed in the vertical rod (6), and the first positioning holes (4 c) are in one-to-one fit with the clamping grooves (3 a).
5. The tunnel support structure of claim 4, wherein: the utility model discloses a plug-in type socket, including plug-in type socket, fixed slot (4 g) have been seted up on the inner bottom of plug-in type socket (2), the outside of montant (6) is provided with plug-in bar (4 d) with slot (2) adaptation, stopper (4 f) of plug-in bar (4 d) lower extreme fixedly connected with and fixed slot (4 g) grafting, perforation (4 e) with bolt one (4 b) adaptation have been seted up on the upper portion of plug-in bar (4 d).
6. A tunnel supporting structure according to claim 1, wherein: the plug-in assembly (5) comprises a second bolt hole (5 a), the second bolt hole (5 a) is formed in the end portion of the angle fixing plate (9), a second bolt (5 b) is connected to the second bolt hole (5 a) in a threaded mode, and a plurality of second positioning holes (5 c) which are plugged with the second bolt (5 b) are formed in the arc-ejecting plate (8).
7. A tunnel supporting structure according to claim 1, wherein: the upper part of each top arc plate (8) is provided with arc grooves (10) in a penetrating way, and a plurality of arc grooves (10) are inserted with one protection arc plate (11).
8. A tunnel supporting structure according to claim 1, wherein: both ends of the two bottom rods (1) are provided with fixing holes (12) along the vertical direction.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2023201398788 | 2023-02-07 | ||
| CN202320139878 | 2023-02-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219711542U true CN219711542U (en) | 2023-09-19 |
Family
ID=88015173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321108468.3U Active CN219711542U (en) | 2023-02-07 | 2023-05-10 | Tunnel supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219711542U (en) |
-
2023
- 2023-05-10 CN CN202321108468.3U patent/CN219711542U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |