CN210396760U - Assembled supporting system for diversion tunnel construction - Google Patents
Assembled supporting system for diversion tunnel construction Download PDFInfo
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- CN210396760U CN210396760U CN201921053209.9U CN201921053209U CN210396760U CN 210396760 U CN210396760 U CN 210396760U CN 201921053209 U CN201921053209 U CN 201921053209U CN 210396760 U CN210396760 U CN 210396760U
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- connecting block
- connecting plate
- tunnel construction
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Abstract
The utility model relates to an assembled supporting system is used in diversion tunnel construction, including anchor pole and supporting device, supporting device includes a plurality of fenders and a plurality of connecting block, the fenders includes vertical pole, horizon bar and arc pole, anchor pole threaded connection is in the one side of connecting block, the tip of fenders still equal rigid coupling has the connecting plate, the equal bolted connection of connecting plate is in each side of connecting block. The utility model discloses it is high to have supporting strength, reduces the effect of collapse probability.
Description
Technical Field
The utility model belongs to the technical field of the technique of tunnel construction and specifically relates to a diversion tunnel construction is with assembled supporting system is related to.
Background
Tunnels or underground caverns exist in hydropower, railways, roads and subways, and especially in the excavation process of long and large tunnels, how to ensure the stability of surrounding rock construction period of the tunnels becomes an important technology in the field of tunnel design.
The existing tunnel supporting structure has the problems of infirm connection of steel arch frames and the like, so that the tunnel is easy to collapse when being influenced by adverse factors such as crack development, blasting disturbance and the like; the support of the tunnel plays an important role in the normal construction of the engineering, once a support structure is not made, the problems of collapse and the like are easily caused, the progress of the construction is influenced, the life of workers can be endangered seriously, and therefore the tunnel support structure with good function is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a diversion tunnel construction is with assembled supporting system has the support intensity height, reduces the effect of collapse probability.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a diversion tunnel construction is with assembled supporting system, includes anchor rod and supporting device, supporting device includes a plurality of fender rods and a plurality of connecting block, the fender rod includes vertical pole, horizon bar and arc pole, anchor rod threaded connection is in the one side of connecting block, the tip of fender rod still equal rigid coupling has the connecting plate, the equal bolted connection of connecting plate is in each side of connecting block.
Through adopting above-mentioned technical scheme, in operation, at first with the anchor rod anchor in the inboard of tunnel, then be connected the one side of each connecting block with the outer end of anchor rod, then select suitable support rod according to each position shape of tunnel, the top position of tunnel selects the arc pole promptly, vertical pole is selected to the both sides of tunnel, all adopt the horizon bar between adjacent vertical pole and the adjacent arc, all connect the connecting plate of each support rod tip in each side of connecting block, can accomplish the assembly of tunnel supporting system, each support after the assembly becomes arched supporting net of pole shape, high strength, and stability is strong, and the supporting net that adopts is connected with the anchor rod, further the intensity of supporting system has been strengthened, great reduction the probability that the tunnel collapses.
The utility model discloses further set up to: and each side of the connecting block is provided with a fixing screw hole, and the connecting plate is inserted with a fixing bolt with the end part in the fixing screw hole in a threaded manner.
Through adopting above-mentioned technical scheme, can be connected connecting plate and connecting block through adopting fixing bolt, and then accomplish the firm connection of bracing piece and connecting block.
The utility model discloses further set up to: and a reinforcing mesh is arranged on the outer side of the supporting device.
Through adopting above-mentioned technical scheme, can be through the anchor pole at first with the reinforcing bar net anchor in the inboard of tunnel, rethread reinforcing bar net and strutting arrangement are mutually supported, and the intensity of system is strutted in the enhancement that can be further, avoids the tunnel to collapse.
The utility model discloses further set up to: and elastic layers are fixedly connected to the outer sides of the connecting blocks.
Through adopting above-mentioned technical scheme, can pass through fixing bolt when connecting plate and connecting block are connected through the elastic layer that adopts, play locking effect to fixing bolt, improve strutting arrangement intensity.
The utility model discloses further set up to: the supporting rod is made of I-shaped steel.
Through adopting above-mentioned technical scheme, through adopting the I-steel as a bracing pole, improve the holding power of bracing pole, reduce the probability of bracing pole bending deformation, increase supporting device's intensity.
The utility model discloses further set up to: the connecting block can all seted up the storage tank in one side of butt connecting plate, the connecting plate can insert and locate in the storage tank, and each side of connecting plate all can the butt in the inboard of storage tank.
Through adopting above-mentioned technical scheme, the storage tank through adopting can be convenient for the location of connecting plate and connecting block, convenient to use, the concatenation of being convenient for.
The utility model discloses further set up to: one side of the containing groove far away from the tunnel is provided with a socket which can facilitate the connection plate to be inserted into the containing groove from one side of the connecting block far away from the tunnel.
Through adopting above-mentioned technical scheme, can be convenient for inserting of picture peg through the socket that adopts and establish convenient to use, easy operation.
To sum up, the utility model discloses a beneficial technological effect does:
1. when the tunnel support system works, the anchoring rods are anchored on the inner side of the tunnel, one surface of each connecting block is connected with the outer ends of the anchoring rods, then proper supporting rods are selected according to the shapes of the positions of the tunnel, namely arc-shaped rods are selected at the top of the tunnel, vertical rods are selected on the two sides of the tunnel, horizontal rods are adopted between the adjacent vertical rods and the adjacent arc-shaped plates, connecting plates at the end parts of the supporting rods are connected to the sides of the connecting blocks, so that the tunnel support system can be assembled, the assembled supporting rods form an arched supporting net, the strength is high, the stability is strong, the adopted supporting net is connected with the anchoring rods, the strength of the supporting system is further enhanced, and the probability of tunnel collapse is greatly reduced;
2. the connecting plate can be connected with the connecting block by adopting the fixing bolt, so that the support rod is firmly connected with the connecting block;
3. can be through the anchor pole at first with the reinforcing bar net anchor in the inboard of tunnel, rethread reinforcing bar net and strutting arrangement are mutually supported, and the intensity of system is strutted in the enhancement that can be further, avoids the tunnel to collapse.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the supporting device of the present invention.
In the figure, 1, a reinforcing mesh; 2. an anchoring rod; 21. a stud; 3. a support device; 31. a support bar; 311. a connecting plate; 312. fixing the bolt; 32. connecting blocks; 321. a connecting screw hole; 322. a containing groove; 323. a socket; 324. fixing screw holes; 325. and an elastic layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses an assembled supporting system is used in diversion tunnel construction, including reinforcing bar net 1, anchor rod 2 and supporting device 3, reinforcing bar net 1 passes through anchor rod 2 anchor in the inboard of tunnel.
Referring to fig. 1 and 2, the supporting device 3 includes a plurality of supporting rods 31 and a plurality of connecting blocks 32, the supporting rods 31 all adopt i-steel, and the supporting rods 31 include vertical rods, horizontal rods and arc-shaped rods, the outer end rigid coupling of the anchor rod 2 has the stud 21, the connecting blocks 32 are square, and the connecting screw 321 has been seted up to one side of the connecting blocks 32, the rigid coupling of the anchor rod 2 and the connecting blocks 32 can be accomplished with the cooperation of the connecting screw 321 to the stud 21, the accommodating groove 322 has all been seted up to each side of the connecting blocks 32, the socket 323 has all been seted up to one side of the accommodating groove 322 far away from the tunnel, the equal rigid coupling of tip of each supporting rod 31 has the connecting plate 311, the connecting plate 311 can be inserted through the socket 323 and locate in the accommodating groove 322, and after the connecting plate 311 is inserted and located.
Each side of the connecting block is also provided with a fixing screw hole 324, the connecting plate 311 is also inserted with a plurality of fixing bolts 312, the end part of each fixing bolt 312 is in threaded connection with the fixing screw hole 324, the fixedly connecting of the connecting plate 311 and the connecting block 32 can be completed, the fixing bolts 312 are prevented from loosening, the connecting strength of the connecting plate 311 and the connecting block 32 is improved, and each side of the connecting block 32 is also fixedly connected with an elastic layer 325. When in work, the supporting rod is connected with the bolt at the outer end of the anchoring rod 2 through the connecting screw hole 321, then the proper supporting rod 31 is selected according to the shapes of the positions of the tunnels, namely, the top of the tunnel is provided with the arc-shaped rod, the vertical rods at the two sides of the tunnel, the adjacent vertical rods and the adjacent arc-shaped plates are provided with the horizontal rods, the connecting plate 311 at the end part of each supporting rod 31 is inserted into the corresponding accommodating groove 322 through the inserting hole 323 to complete the positioning of the connecting block 32 and the connecting plate 311, then, the fixing bolt 312 and the fixing screw hole 324 are matched with each other, the fixing of the connecting plate 311 and the connecting block 32 is completed, the assembly of the tunnel supporting system can be completed, the supporting rods 31 after the assembly form an arched supporting net, the strength is high, the stability is strong, and the supporting net is connected with the anchoring rod 2, so that the strength of the supporting system is further enhanced, and the collapse probability of the tunnel is greatly reduced.
The implementation principle of the embodiment is as follows: during operation, firstly, the reinforcing mesh 1 is anchored on the inner side of the tunnel through the anchoring rods 2, then one side of each connecting block 32 is connected with the outer ends of the anchoring rods 2, then a proper supporting rod 31 is selected according to each position shape of the tunnel, namely, an arc-shaped rod is selected at the top position of the tunnel, vertical rods are selected on two sides of the tunnel, horizontal rods are adopted between the adjacent vertical rods and the adjacent arc-shaped plates, the connecting plates 311 at the end parts of the supporting rods 31 are connected to each side of the connecting blocks 32, the assembly of the tunnel supporting system can be completed, the supporting rods 31 after the assembly form an arched supporting mesh, the strength is high, the stability is strong, the supporting mesh is connected with the anchoring rods 2, the strength of the supporting system is further enhanced, and the collapse probability of the tunnel is greatly reduced.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides a diversion tunnel construction is with assembled supporting system, includes anchor rod (2) and supporting device (3), its characterized in that: support device (3) include a plurality of support rod (31) and a plurality of connecting block (32), support rod (31) include vertical pole, horizon bar and arc pole, anchor rod (2) threaded connection is in the one side of connecting block (32), the tip of support rod (31) still equal rigid coupling has connecting plate (311), the equal bolted connection in each side of connecting block (32) of connecting plate (311).
2. The fabricated supporting system for diversion tunnel construction according to claim 1, wherein: each side of the connecting block (32) is provided with a fixing screw hole (324), and the connecting plate (311) is inserted with a fixing bolt (312) with the end part being in threaded connection with the fixing screw hole (324).
3. The fabricated supporting system for diversion tunnel construction according to claim 1, wherein: and a reinforcing mesh (1) is arranged on the outer side of the supporting device (3).
4. The fabricated supporting system for diversion tunnel construction according to claim 1, wherein: and elastic layers (325) are fixedly connected to the outer sides of the connecting blocks (32).
5. The fabricated supporting system for diversion tunnel construction according to claim 1, wherein: the supporting rod (31) is made of I-shaped steel.
6. The fabricated supporting system for diversion tunnel construction according to claim 1, wherein: the connecting block (32) can be abutted to one side of the connecting plate (311) and is provided with a containing groove (322), the connecting plate (311) can be inserted into the containing groove (322), and each side of the connecting plate (311) can be abutted to the inner side of the containing groove (322).
7. The fabricated supporting system for diversion tunnel construction according to claim 6, wherein: one side of the containing groove (322) far away from the tunnel is provided with a socket (323) which can facilitate the connection plate (311) to be inserted into the containing groove (322) from one side of the connecting block (32) far away from the tunnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921053209.9U CN210396760U (en) | 2019-07-06 | 2019-07-06 | Assembled supporting system for diversion tunnel construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921053209.9U CN210396760U (en) | 2019-07-06 | 2019-07-06 | Assembled supporting system for diversion tunnel construction |
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| Publication Number | Publication Date |
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| CN210396760U true CN210396760U (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921053209.9U Active CN210396760U (en) | 2019-07-06 | 2019-07-06 | Assembled supporting system for diversion tunnel construction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112324472A (en) * | 2020-11-21 | 2021-02-05 | 中铁一局集团有限公司 | Tunnel steel frame supporting structure and construction method |
-
2019
- 2019-07-06 CN CN201921053209.9U patent/CN210396760U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112324472A (en) * | 2020-11-21 | 2021-02-05 | 中铁一局集团有限公司 | Tunnel steel frame supporting structure and construction method |
| CN112324472B (en) * | 2020-11-21 | 2022-04-08 | 中铁一局集团有限公司 | Tunnel steel frame supporting structure and construction method |
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