CN218522670U - Water stopping structure of shield tunnel segment in middle air shaft - Google Patents
Water stopping structure of shield tunnel segment in middle air shaft Download PDFInfo
- Publication number
- CN218522670U CN218522670U CN202222176468.9U CN202222176468U CN218522670U CN 218522670 U CN218522670 U CN 218522670U CN 202222176468 U CN202222176468 U CN 202222176468U CN 218522670 U CN218522670 U CN 218522670U
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- CN
- China
- Prior art keywords
- jurisdiction
- section
- sealed pad
- shield tunnel
- middle wind
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 229920000742 Cotton Polymers 0.000 claims abstract description 9
- 230000003139 buffering effect Effects 0.000 claims abstract description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 239000002245 particle Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 239000012790 adhesive layer Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a shield tunnel section of jurisdiction's stagnant water structure in middle wind well, including first section of jurisdiction and second section of jurisdiction, be provided with first sealed pad and the sealed pad of second between first section of jurisdiction and the second section of jurisdiction, the side of first section of jurisdiction is provided with the waterstop. The utility model discloses sealed the pad of first sealed pad and second is sealed to carry out sealing treatment between two sections of jurisdiction of shield tunnel in the middle wind well, and spliced pole and buffering cotton cushions and protect the connection between two sections of jurisdiction, avoids the hard contact between first section of jurisdiction and the second section of jurisdiction. The waterstop is arranged on the two sides of the first duct piece and the second duct piece, the waterstop waterproof performance is improved, the antiskid block is inserted into the antiskid groove, and the waterstop can be stably installed on the outer sides of the two duct pieces and cannot fall off.
Description
Technical Field
The utility model relates to a shield tunnel technical field specifically is a shield tunnel section of jurisdiction's stagnant water structure in middle wind well.
Background
In order to meet the requirements of ventilation and smoke exhaust of the long and large interval, a middle air shaft is often arranged in the long and large interval, and the shield is a great risk point in the shield construction process through the middle air shaft. In order to reduce the risk that the shield passes through the middle air shaft in the engineering, the air shaft enclosure structure is adopted to reserve the shield passing condition (the air shaft enclosure ground connecting wall adopts glass fiber ribs at the shield passing section), and meanwhile, the shield passes through the air shaft structure after earth is backfilled in the air shaft structure.
Although the risk that the shield passes through the middle air shaft can be effectively reduced by the mode, sometimes, when soil bodies in the vertical range of the air shaft are excavated and the duct pieces are removed, underground water often permeates into the air shaft from the outer sides of the duct pieces, and then water is enabled to flow into the assembled shield tunnel, so that great engineering risks are caused.
The invention patent CN201910940719.6 (CN 110541722A) provides a method for locally removing shield tunnel segments in a middle air shaft and a water stop structure, wherein the structure adopts a vent hole structure, the segments on the upper part of the shield tunnel in the air shaft are locally cut and removed to form vent holes, the air shaft structure and the segments are hermetically connected through a horizontal plate, and the condition that lower soil bodies and underground water cannot flow into the upper space of the horizontal plate and the interior of the tunnel is ensured, so that the risks of digging soil bodies in the air shaft, removing the segments and pouring a ring beam after construction are reduced. But its structure is only applicable to construction convenience, can not seal and buffer the junction between the section of jurisdiction and connect.
In the existing water stopping structure of shield tunnel segments in the middle air shaft, a gap is easy to appear at the joint between the two segments, so that water seepage of a shield tunnel in the middle air shaft is caused, and the water stopping structure has potential safety hazards; meanwhile, the outer side of the joint of the two pipe pieces is not provided with a water stop structure, so that the water stop performance of the shield tunnel in the middle air shaft is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a shield tunnel section of jurisdiction's stagnant water structure in middle wind well to solve the junction between two sections of jurisdiction and appear the gap easily, lead to in the middle wind well shield tunnel infiltration, have the potential safety hazard, and do not have buffering and protection architecture when two sections of jurisdiction are installed, can make hard contact between two sections of jurisdiction, damage the problem of the installation side of section of jurisdiction.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a shield tunnel section of jurisdiction's stagnant water structure in middle wind well, includes first section of jurisdiction and second section of jurisdiction, be provided with first sealed pad and the sealed pad of second between first section of jurisdiction and the second section of jurisdiction, the side of first section of jurisdiction is provided with the waterstop.
Preferably, the first sealing gasket with be connected with the spliced pole between the sealed pad of second, the spliced pole is the hollow cylinder structure, the spliced pole adopts the elastic rubber material, the first sealed pad with the sealed pad of second is adopting the sealing rubber material.
Preferably, the inside of spliced pole is filled with the active carbon granule, first sealed pad with it fills with the buffering cotton to seal between the second is sealed.
Preferably, the first sealing gasket is adhesively connected to the side of the first tube sheet, and the second sealing gasket is adhesively connected to the side of the second tube sheet.
Preferably, the two ends of the first sealing gasket are connected with first bonding strips, the first bonding strips are bonded on the side surface of the first pipe piece, the two ends of the second sealing gasket are connected with second bonding strips, and the second bonding strips are bonded on the side surface of the second pipe piece.
Preferably, the water stop belt covers the first sealing gasket and the second sealing gasket, and a wear-resistant block is fixed on the outer surface of the water stop belt.
Preferably, the inner surface of the water stop is fixed with anti-skidding blocks, the two sides of the first pipe piece and the second pipe piece are provided with anti-skidding grooves, and the anti-skidding blocks are inserted into the anti-skidding grooves.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a set up first sealed pad and the sealed pad of second between first section of jurisdiction and second section of jurisdiction, and set up spliced pole and buffering cotton between first sealed pad and the sealed pad of second, fill activated carbon particle in the middle of the spliced pole, so, the sealed pad of first sealed pad and second is sealed to carry out sealing treatment between two sections of jurisdiction in the shield tunnel in the middle wind well, it is dampproofing and waterproof, and spliced pole and the cotton connection of buffering between two sections of jurisdiction cushion and protect, avoid hard contact between first section of jurisdiction and the second section of jurisdiction, can protect the safety integrality of first section of jurisdiction and second section of jurisdiction.
2. The utility model discloses set up the waterstop in the both sides of first section of jurisdiction and second section of jurisdiction, the parcel lives the joint gap between first section of jurisdiction and the second section of jurisdiction, improves stagnant water waterproof performance, and inserts the non-slipping groove through the non slipping spur, can keep the waterstop stable installation in the outside of two sections of jurisdiction, does not drop.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is an enlarged view of a portion a of fig. 1 according to the present invention.
In the figure: 1. a first segment; 2. a second segment; 3. a water stop; 4. a first adhesive strip; 5. a first gasket; 6. buffering cotton; 7. a second adhesive layer; 8. a second gasket; 9. a wear-resistant block; 10. anti-skid blocks; 11. an anti-slip groove; 12. connecting columns; 13. activated carbon particles.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Example 1
Referring to fig. 1 and 2, the water stopping structure of the shield tunnel segment in the middle air shaft in the figure includes a first segment 1 and a second segment 2, a first sealing gasket 5 and a second sealing gasket 8 are arranged between the first segment 1 and the second segment 2, and a water stopping belt 3 is arranged on the side surface of the first segment 1.
A connecting column 12 is connected between the first sealing gasket 5 and the second sealing gasket 8, the connecting column 12 is of a hollow cylindrical structure, the connecting column 12 is made of elastic rubber, and the first sealing gasket 5 and the second sealing gasket 8 are both made of sealing rubber; the inside of the connecting column 12 is filled with activated carbon particles 13, which can dry and adsorb wet water vapor.
The both ends of first sealed 5 of filling up are connected with first bonding strip 4, and first bonding strip 4 bonds in the side of first section of jurisdiction 1, and the both ends of the sealed 8 of second are connected with second bonding strip 7, and the bonding of second bonding strip 7 is in the side of second section of jurisdiction 2.
This stagnant water structure of shield tunnel section of jurisdiction in middle wind well during use: set up first sealed 5 and the sealed 8 of second of filling up between first section of jurisdiction 1 and second section of jurisdiction 2, and set up spliced pole 12 and buffer cotton 6 between first sealed 5 and the sealed 8 of second, fill activated carbon particle 13 in the middle of spliced pole 12.
So, the sealed pad 8 of first sealed pad 5 and second carries out sealing treatment between two sections of jurisdiction of shield tunnel in the middle wind well, and dampproofing and waterproof, and spliced pole 12 and buffering cotton 6 cushions and protects the connection between two sections of jurisdiction, avoids hard contact between first section of jurisdiction 1 and the second section of jurisdiction 2, can protect the safety integrality of first section of jurisdiction 1 and second section of jurisdiction 2.
Example 2
Referring to fig. 1 and 2, in this embodiment, a further description is given to example 1, and the illustrated water stop structure of a shield tunnel segment in an intermediate air shaft includes a first segment 1 and a second segment 2, a first sealing gasket 5 and a second sealing gasket 8 are disposed between the first segment 1 and the second segment 2, and a water stop 3 is disposed on a side surface of the first segment 1.
The water stop 3 covers the first sealing gasket 5 and the second sealing gasket 8, and a wear-resistant block 9 is fixed on the outer surface of the water stop 3, so that the wear resistance of the outer surface of the water stop 3 is improved.
The internal surface fixed of waterstop 3 has non slipping spur 10, and the both sides of first section of jurisdiction 1 and second section of jurisdiction 2 have all been opened anti slipping groove 11, and non slipping spur 10 inserts anti slipping groove 11, increases the connection stability between waterstop 3 and first section of jurisdiction 1 and the second section of jurisdiction 2.
In this embodiment, set up waterstop 3 in the both sides of first section of jurisdiction 1 and second section of jurisdiction 2, the connection gap between first section of jurisdiction 1 and the second section of jurisdiction 2 is lived to the parcel, improves stagnant water waterproof performance, and inserts non-slip groove 11 through non slipping spur 10, can keep waterstop 3 stable installation in the outside of two sections of jurisdiction, does not drop.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a shield tunnel section of jurisdiction's stagnant water structure in middle wind well which characterized in that includes: first section of jurisdiction (1) and second section of jurisdiction (2), be provided with first sealed pad (5) and the sealed pad (8) of second between first section of jurisdiction (1) and second section of jurisdiction (2), the side of first section of jurisdiction (1) is provided with waterstop (3).
2. The water stopping structure of the shield tunnel segment in the middle wind well according to claim 1, characterized in that: first sealed pad (5) with be connected with spliced pole (12) between the sealed pad (8) of second, spliced pole (12) are the hollow cylinder structure, spliced pole (12) adopt the elastic rubber material, first sealed pad (5) with the sealed pad (8) of second is the adoption sealing rubber material.
3. The water stopping structure of the shield tunnel segment in the middle wind well according to claim 2, characterized in that: the inside of spliced pole (12) is filled with activated carbon particle (13), first sealed pad (5) with it has buffering cotton (6) to fill between second sealed pad (8).
4. The water stopping structure of the shield tunnel segment in the middle wind well according to claim 1, characterized in that: the first sealing gasket (5) is in adhesive connection with the side face of the first pipe piece (1), and the second sealing gasket (8) is in adhesive connection with the side face of the second pipe piece (2).
5. The water stopping structure of the shield tunnel segment in the middle wind well according to claim 1, characterized in that: the utility model discloses a duct piece, including first sealed pad (5), first bonding strip (4) bond the side of first section of jurisdiction (1), the both ends of second sealed pad (8) are connected with second bonding strip (7), the bonding of second bonding strip (7) is in the side of second section of jurisdiction (2).
6. The water stopping structure of the shield tunnel segment in the middle wind well according to claim 1, characterized in that: the water stop (3) covers the first sealing gasket (5) and the second sealing gasket (8), and a wear-resistant block (9) is fixed on the outer surface of the water stop (3).
7. The water stopping structure of the shield tunnel segment in the middle wind well according to claim 1, characterized in that: the anti-skidding structure is characterized in that anti-skidding blocks (10) are fixed on the inner surface of the water stop belt (3), anti-skidding grooves (11) are formed in the two sides of the first pipe piece (1) and the second pipe piece (2), and the anti-skidding blocks (10) are inserted into the anti-skidding grooves (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222176468.9U CN218522670U (en) | 2022-08-17 | 2022-08-17 | Water stopping structure of shield tunnel segment in middle air shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222176468.9U CN218522670U (en) | 2022-08-17 | 2022-08-17 | Water stopping structure of shield tunnel segment in middle air shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218522670U true CN218522670U (en) | 2023-02-24 |
Family
ID=85242694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222176468.9U Expired - Fee Related CN218522670U (en) | 2022-08-17 | 2022-08-17 | Water stopping structure of shield tunnel segment in middle air shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218522670U (en) |
-
2022
- 2022-08-17 CN CN202222176468.9U patent/CN218522670U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20230224 |