CN217925881U - Reinforcing assembly for shield tunnel - Google Patents
Reinforcing assembly for shield tunnel Download PDFInfo
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- CN217925881U CN217925881U CN202222237805.0U CN202222237805U CN217925881U CN 217925881 U CN217925881 U CN 217925881U CN 202222237805 U CN202222237805 U CN 202222237805U CN 217925881 U CN217925881 U CN 217925881U
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- Prior art keywords
- wall
- reinforcing
- shield tunnel
- reinforced
- jacks
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 55
- 230000002787 reinforcement Effects 0.000 claims abstract description 16
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000003365 glass fiber Substances 0.000 claims abstract description 10
- 239000011347 resin Substances 0.000 claims abstract description 10
- 229920005989 resin Polymers 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 230000008602 contraction Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 10
- 229920006231 aramid fiber Polymers 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000218213 Morus <angiosperm> Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 238000004643 material aging Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to a reinforcing component used for a shield tunnel, which is divided into an outer part, a middle part and an inner part, wherein the outer part comprises a reinforcing inflatable bag wall, an inflatable hole, a rigid aluminum plate and an ultraviolet lamp, the reinforcing inflatable bag wall is fixed with the rigid aluminum plate, and the inflatable hole is positioned outside the reinforcing inflatable bag wall; the middle part is composed of two rotatable and non-rotatable scissor jacks and respective connecting pieces, wherein the inner part and the outer part are connected through the two scissor jacks of the middle part, the inner part is composed of a reinforced supporting wall with an arch structure, the reinforced supporting wall comprises an outer wall, an inner wall and resin glass fibers added into the inner wall and the outer wall, and the resin glass fibers can be cured through ultraviolet lamp irradiation. The utility model discloses a reinforcement assembly that shield tunnel used has the advantage include: the shield tunnel concrete reinforcing device is specially designed aiming at the safety problems of shield tunnel concrete falling and the like, reinforces the inner wall of the shield tunnel, and has strong pertinence, simple construction equipment and guaranteed reinforcing effect.
Description
Technical Field
The utility model belongs to the reinforcing field that peels off is prevented to the shield tunnel, in particular to reinforcement assembly that shield tunnel used.
Background
With the rapid development of the urbanization process in China, the urban infrastructure construction project is rapidly increased, the demand of the transportation means in China is continuously increased, the construction and the demand of the shield tunnel are increased day by day, and the transportation means with the highest use frequency in the city at present is not a subway and a Morus. Therefore, the hidden troubles existing in the tunnel should be taken into consideration and solved in a way. Along with the increase of the construction time of some shield tunnels, the problems of concrete peeling, old and failed repair and damage of structures and the like in the tunnels are caused by material aging and the like. Therefore, the existing anti-stripping structure of the shield tunnel must be optimized, an efficient and safe method is provided for normal operation in the tunnel, and the service life of the shield tunnel is prolonged.
Although some tunnel-oriented reinforcing methods exist at present, such as a shield tunnel segment steel ring reinforcing technology, a steel ring is installed on the inner wall of a tunnel segment, aramid fiber cloth is pasted, and the like, the method for the shield tunnel segment steel ring reinforcing technology relates to the steps of structure assembling, grouting and reinforcing of a steel ring, corrosion prevention treatment of the surface of the steel ring, and the like, and the operation is very complex and tedious; for the method of sticking the aramid fiber cloth on the inner wall of the tunnel segment, the reinforcing effect of the method is greatly influenced by the deformation degree of the tunnel, and the requirement on the tunnel is high.
Therefore, in order to ensure that the problems of long-time normal operation of the shield tunnel, peeling and cracking in the tunnel and the like can be quickly and efficiently solved and the loss of personnel and economy is not caused as much as possible, continuous innovation and improvement of the reinforcing structure of the existing shield tunnel are necessary.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the not enough that exists among the prior art, provide a reinforcement subassembly that shield tunnel used.
In order to realize the technical purpose, the utility model discloses a following technical scheme:
this kind of aerify reinforcement assembly that foldable shield tunnel used, its characterized in that: the outer part is connected with the inner part through the middle part to form a whole, and the inner part is a supporting part of the whole structure;
the outer part comprises a reinforced inflatable bag wall, the reinforced inflatable bag wall is provided with inflatable holes, the inflatable holes are positioned at the lowest end of the outer side of the reinforced inflatable bag wall, the inner side of the reinforced inflatable bag wall is connected with a rigid aluminum plate, an ultraviolet curing lining is arranged in the reinforced inflatable bag wall, a left rigid aluminum plate and a right rigid aluminum plate which are connected with the bottom of the tunnel at the lowest part are rotatably connected with the inner part after being fixed through four rotating shafts,
the middle part comprises two jack structures, the jack structure of the middle part is used for connecting the inner part and the outer part and plays a role of expanding and contracting the structure, the two jacks are used for supporting the same outer part structure side by side, the left jack and the right jack which are arranged at the bottom and close to the bottom of the tunnel are rotatable scissor jacks respectively, the rotation movement of the lowermost part of the outer part can be ensured, the rest 14 jacks are all non-rotatable scissor jacks, all the jacks and the inner part are welded together to form a fixed supporting shaft, the other end of the jack is connected with the outer part to ensure the expansion of the outer part, the jacks all use motors to provide power, and the motors can be controlled in a certain range through a remote controller,
the inner side portion comprises a reinforcing supporting wall, the reinforcing supporting wall is of an arch structure and formed by splicing a plurality of steel plates on site, the reinforcing supporting wall comprises a reinforcing supporting outer wall, a reinforcing supporting inner wall, resin glass fibers added into the reinforcing supporting wall and the reinforcing supporting outer wall, the reinforcing supporting outer wall is in contact with the scissor jack, otherwise, the reinforcing supporting inner wall is arranged, an ultraviolet curing lining is arranged on the resin glass fibers, and the resin glass fibers are cured through ultraviolet lamp irradiation.
Preferably, the method comprises the following steps: the reinforced inflatable bag wall is added with the ultraviolet curing lining, so that the reinforced inflatable bag wall has relatively large reinforcing force under the condition of small enough volume and mass, the metal outer wall is an arc-shaped rigid aluminum plate with the arc length of 1.5m to 1.8m and the thickness of only 20mm, and the inflatable bag wall is an arc-shaped air bag with the arc length of 1.5m to 1.8m and the thickness of 50mm after being unfolded, so that sufficient safety is provided for a reinforced assembly used for the inflatable folding shield tunnel.
Preferably, the method comprises the following steps: the reinforcing component used by the inflatable folding type shield tunnel adopts a field assembly type structure, and a plurality of small fittings are assembled into an integral structure on the field.
Preferably, the method comprises the following steps: the reinforced support wall structure is 10cm thick with the upper diameter of 4m and the lower side of the rectangular body of 5m in height, and 5mm thick, and the ultraviolet lamp is used for curing the resin glass fiber to improve the strength of the whole structure, and the ultraviolet lamp is 200mm in diameter and 200W/80cm in power.
Preferably, the method comprises the following steps: the jack all adopts the motor to provide power, and can control the motor with the remote controller in certain extent, and the remote controller controllable range is diameter 50m, and controller size is 10cm 8cm.
The utility model discloses a special part and beneficial effect are:
1. the reinforced inflatable bag wall and the reinforced supporting wall of the utility model are both added with the ultraviolet curing lining, which plays a reinforcing role through the irradiation of the ultraviolet lamp and improves the strength of the whole structure;
2. all jack structures of the utility model adopt scissor jacks, and the structure has the advantages of clean structure cylinder, easy folding and storage, small lifting height, large lifting weight, beautiful appearance, safety, reliability, convenient use, high cost performance and the like;
3. the utility model discloses a aerify reinforcement assembly that foldable shield tunnel used adopts on-the-spot assembled structure, utilizes the small-size accessory of polylith to assemble overall structure on the spot, can be free convenient transport into shield tunnel all accessories and carry out the on-the-spot assembly again.
Drawings
FIG. 1 is an undeployed, front elevational view of the inflatable folding reinforcement structure;
FIG. 2 is a three-dimensional schematic view of the inflatable folding reinforcement structure when not deployed;
FIG. 3 is a top plan view of the inflatable folding reinforcement structure when not deployed;
FIG. 4 is an expanded rear elevational view of the inflatable folding reinforcement structure;
FIG. 5 is a three-dimensional schematic view of the inflatable folding reinforcement structure after deployment;
FIG. 6 is a top view of the inflatable folding reinforcing structure after deployment;
FIG. 7 is a schematic view of an inflatable folding reinforcement non-rotatable scissor jack;
FIG. 8 is a schematic view of a rotatable scissor jack for an inflatable folding reinforcement structure;
FIG. 9 is an illustration of an inflatable folding reinforcement structure reinforcing support wall;
FIG. 10 is an illustration of the reinforcement remote control device of the inflatable folding reinforcement structure;
description of reference numerals: 1-reinforcing the wall of the inflatable bag; 2-rigid aluminum plate; 3-non-rotatable scissor jack; 4-a rotatable scissor jack; 5-an ultraviolet lamp; 6-an inflation hole; 7-reinforcing the supporting wall; 8-a remote controller; 201-resin glass fiber; 202-reinforcing the supporting wall; 203-reinforcing the supporting outer wall.
Detailed Description
The present invention will be further described with reference to the following examples. In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining the drawings. The following description of the embodiments is merely provided to aid in understanding the invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
A reinforcing component used for a shield tunnel is characterized in that a reinforcing outer wall is formed by 9 structures consisting of reinforcing inflatable bag walls and rigid aluminum plates, each reinforcing inflatable bag wall is provided with an inflatable hole, the tail end of each inflatable hole is connected to the same inflatable bottle and can uniformly inflate the reinforcing inflatable bag walls to 50mm thick, the reinforcing inflatable bag walls are lapped on the rigid aluminum plates with the thickness of 20mm, the rigid aluminum plates are connected with shear type jacks with the specification of 1T of 20cm, the shear type jacks provide supporting force for the reinforcing inflatable bag walls on the outer side portion and the rigid aluminum plate structures to force the reinforcing inflatable bag walls to expand outwards or contract inwards, the shear type jacks with the height of 20cm are welded with reinforcing supporting walls with the height of 5m and the thickness of 10cm under a cuboid with the diameter of 4m on the inner side portion, the lower end of each reinforcing supporting wall is a cuboid plate with the width of 50cm and the width of 1m on the road in the tunnel, and the length of the reinforcing component used for the whole inflatable folding shield tunnel is 8m and can reinforce the tunnel wall with enough length, and is shown in figures 1 and 4.
Claims (5)
1. The utility model provides a reinforcement assembly that shield tunnel used which characterized in that: the outer part is connected with the inner part through the middle part to form a whole, and the inner part is a supporting part of the whole structure;
the outer side part comprises a reinforced inflating bag wall (1), the reinforced inflating bag wall is provided with inflating holes (6), the inflating holes (6) are positioned at the lowest end of the outer side of the reinforced inflating bag wall (1), the inner side of the reinforced inflating bag wall (1) is connected with a rigid aluminum plate (2), an ultraviolet curing lining is arranged in the reinforced inflating bag wall (1), and a left rigid aluminum plate (2) and a right rigid aluminum plate (2) which are connected with the bottom of the tunnel at the lowest part are fixed with the inner side part through four rotating shafts and then can be rotatably connected;
the middle part comprises two jack structures which are used for connecting the inner part and the outer part and play a role in expanding and contracting the structures, the two jacks are used for supporting the same outer part structure side by side, the left jack and the right jack which are arranged below and close to the bottom of the tunnel are rotatable scissor jacks (4) which can ensure that the lowermost part of the outer part rotates, the rest 14 jacks are all non-rotatable scissor jacks (3), all the jacks and the inner part are welded together to form a fixed supporting shaft, the other end of each jack is connected with the outer part to ensure the expansion of the outer part, the jacks all use motors to provide power, and the motors can be controlled in a certain range through a remote controller (8);
the inner side portion comprises a reinforcing support wall (7), the reinforcing support wall (7) is of an arch structure, the reinforcing support wall (7) is formed by splicing a plurality of steel plates on site, the reinforcing support wall (7) comprises a reinforcing support outer wall (203), a reinforcing support inner wall (202), the reinforcing support outer wall (203), resin glass fibers (201) added in the reinforcing support inner wall (202), the reinforcing support outer wall (203) is in contact with the scissor jack, otherwise, the reinforcing support inner wall (202) is formed, ultraviolet curing linings are arranged on the resin glass fibers (201), and the resin glass fibers (201) are cured through irradiation of ultraviolet lamps (5).
2. The reinforcing assembly for a shield tunnel according to claim 1, wherein: the jack structures all adopt scissor jacks.
3. The reinforcing assembly for a shield tunnel according to claim 1, wherein: the outermost part of the reinforced air-filled bag wall (1) is completely attached to the tunnel wall after being inflated.
4. The reinforcing assembly for a shield tunnel according to claim 1, wherein: the remote controller (8) is a remote controller with three keys of expansion, contraction and stop, is used in a certain range of the main structure, and can rapidly and efficiently complete instructions issued by operators.
5. The reinforcing assembly for a shield tunnel according to claim 1, wherein: the reinforced inflating bag wall (1) and the reinforced support wall (7) are both added with ultraviolet curing linings, and the ultraviolet curing linings play a reinforcing role through the irradiation of the ultraviolet lamp (5), so that the strength of the whole structure is improved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222237805.0U CN217925881U (en) | 2022-08-25 | 2022-08-25 | Reinforcing assembly for shield tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222237805.0U CN217925881U (en) | 2022-08-25 | 2022-08-25 | Reinforcing assembly for shield tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217925881U true CN217925881U (en) | 2022-11-29 |
Family
ID=84169920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222237805.0U Active CN217925881U (en) | 2022-08-25 | 2022-08-25 | Reinforcing assembly for shield tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217925881U (en) |
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2022
- 2022-08-25 CN CN202222237805.0U patent/CN217925881U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240823 Address after: Building 7, Baota Apartment, Yuhang Street, Yuhang District, Hangzhou City, Zhejiang Province 310000 Patentee after: ZHEJIANG ZHENFENG CONSTRUCTION Co.,Ltd. Country or region after: China Address before: 310000 No.51 Huzhou street, Gongshu District, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU City University Country or region before: China |
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| TR01 | Transfer of patent right |