CN220849764U - Advanced drainage structure for construction of rich-water tunnel - Google Patents
Advanced drainage structure for construction of rich-water tunnel Download PDFInfo
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- CN220849764U CN220849764U CN202322759287.3U CN202322759287U CN220849764U CN 220849764 U CN220849764 U CN 220849764U CN 202322759287 U CN202322759287 U CN 202322759287U CN 220849764 U CN220849764 U CN 220849764U
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- pipe
- water
- sealing
- water seepage
- infiltration
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 165
- 238000010276 construction Methods 0.000 title claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 53
- 230000008595 infiltration Effects 0.000 claims description 33
- 238000001764 infiltration Methods 0.000 claims description 33
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 239000003292 glue Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- 239000010410 layer Substances 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000012945 sealing adhesive Substances 0.000 description 1
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
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The application relates to an advanced drainage structure for construction of a water-rich tunnel, which comprises a water collecting tank and a water seepage pipe inserted into an advanced drainage hole, wherein two ends of the water collecting tank are respectively communicated with a drainage pipe and a connecting pipe, a water pump is arranged on the drainage pipe, the connecting pipe is communicated with the water seepage pipe, a plurality of water seepage holes are formed in the surface of the part, extending into the advanced drainage hole, of the water seepage pipe, a threaded part is arranged on the surface of the water seepage pipe, a sealing disc is connected with the external threads of the water seepage pipe, and one side, far away from the water collecting tank, of the sealing disc is abutted against a tunnel face. The water seepage pipe is inserted into the advanced drainage hole, water in the tunnel enters the water seepage pipe along the water seepage hole and flows into the water collection tank to be collected through the water seepage pipe and the connecting pipe, the water pump is started to guide out the water in the water collection tank through the water outlet pipe, and after the water seepage pipe is inserted into the advanced drainage hole, the sealing disc is rotated, one side of the sealing disc is abutted with the face of the palm, so that the possibility that the water flows out from a gap between the outer wall of the water seepage pipe and the advanced drainage hole is reduced.
Description
Technical Field
The application relates to the technical field of tunnel construction, in particular to an advanced drainage structure for water-rich tunnel construction.
Background
In recent years, the rapid development of tunnel engineering technology has solved a plurality of engineering technical problems in the tunnel engineering fields of water conservancy and hydropower, traffic, municipal and underground engineering and the like, and has achieved remarkable achievement. The tunnel construction needs to be provided with tunnels in rock and soil bodies, and water burst frequently occurs in the tunnel construction of the rock and soil bodies rich in a large amount of underground water, so that a series of problems of engineering shutdown, construction period extension and the like are caused.
At present, the existing water-rich tunnel adopts a single drainage mode, the prior art mainly adopts the method of directly drilling an advanced drainage hole on a tunnel face, a water seepage pipe is inserted into the advanced drainage hole, water is led out through the water seepage pipe, the specification of the advanced drainage hole and the specification of the water seepage pipe deviate, a gap is reserved between the outer wall of the water seepage pipe and the advanced drainage hole after the water seepage pipe is inserted into the advanced drainage hole, and water flows out of the gap and cannot be controlled.
Disclosure of utility model
In order to reduce the possibility of water flowing out of a gap between the outer wall of a water seepage pipe and an advanced drainage hole in the advanced self-draining process of underground water of a water-rich rock mass in tunnel construction, the application provides an advanced drainage structure for the water-rich tunnel construction.
The application provides a water-rich tunnel construction advanced drainage structure, which adopts the following technical scheme:
The utility model provides a rich water tunnel construction advanced drainage structure, includes the header tank and inserts the infiltration pipe in the advanced wash port, the header tank both ends communicate respectively and have drain pipe and connecting pipe, install the water pump on the drain pipe, connecting pipe and infiltration pipe intercommunication, the infiltration pipe stretches into advanced wash port part surface and has seted up a plurality of infiltration holes, infiltration pipe surface is provided with screw thread portion, infiltration pipe external screw thread connection has the sealing disc, sealing disc keeps away from header tank one side and face butt.
Through adopting above-mentioned technical scheme, insert the infiltration pipe in the advance wash port, the infiltration pipe is gone into along the infiltration hole in the water in the tunnel to collect in flowing the header tank through infiltration pipe and connecting tube, start the water pump and derive the water in the header tank through the outlet pipe, insert the advance wash port in the back at the infiltration pipe, rotate the sealing disc, make sealing disc one side and face butt, reduce the possibility that water flows from the clearance between the outer wall of infiltration pipe and the advance wash port.
Optionally, sealing plate is close to advance wash port one side and is provided with sealed ladder piece, sealed ladder piece cover is established outside the infiltration pipe, the external diameter that sealing plate one end was kept away from to sealed ladder piece is close to sealing plate one end increases gradually.
By adopting the technical scheme, along with the rotation of the sealing disc on the water seepage pipe, the sealing disc drives the sealing ladder block to move towards the direction of the advanced drainage hole, the sealing ladder block seals up the gap between the outer wall of the water seepage pipe and the advanced drainage hole, and the possibility that water flows out from the gap between the outer wall of the water seepage pipe and the advanced drainage hole is reduced.
Optionally, a sealing glue layer is arranged on the outer wall of the part of the water seepage pipe inserted into the advanced drain pipe, and a plurality of water through holes corresponding to the water seepage holes are formed in the sealing glue layer.
Through adopting above-mentioned technical scheme, protect the infiltration pipe outer wall through the sealant layer, reduce the clearance between infiltration pipe and the leading wash port, reduce the possibility that water oozes from the clearance.
Optionally, the connecting pipe is provided with the fixed pipe that stretches into in the infiltration pipe near infiltration pipe one end, the connecting pipe is provided with first fixed disk near infiltration pipe one end, infiltration pipe is provided with the second fixed disk near connecting pipe one end, both ends are articulated respectively about the second fixed disk have the fixed plate, connecting pipe one end threaded connection is kept away from to the fixed plate has the bolt, the bolt passes fixed plate and first fixed disk threaded connection.
Through adopting above-mentioned technical scheme, insert the infiltration pipe with the fixed pipe in, conveniently be connected connecting pipe and infiltration pipe through first fixed disk and second fixed disk.
Optionally, the infiltration pipe is close to connecting pipe one end inner wall and is provided with the bush the same with fixed pipe length, bush inner ring face is laminated with fixed pipe outer ring face.
By adopting the technical scheme, the bushing is beneficial to avoiding contact friction between the outer annular surface of the fixed pipe and the inner annular surface of the water seepage pipe, and prolonging the service life of the water seepage pipe.
Optionally, the bush inner ring face has seted up the reinforcement groove, fixed pipe outer ring face is provided with the reinforcing ring with reinforcement groove matched with, the reinforcing ring adopts rubber material to make.
Through adopting above-mentioned technical scheme, stretch into the bush with the fixed pipe in, make things convenient for the fixed pipe to be connected with the bush, improve the leakproofness between fixed pipe and the bush.
Optionally, a water control valve is arranged on the connecting pipe.
By adopting the technical scheme, the water flow in the connecting pipe is controlled through the water control valve.
Optionally, a flowmeter is arranged on the connecting pipe.
Through adopting above-mentioned technical scheme, conveniently monitor the water that flows through the connecting pipe through the flowmeter.
In summary, the present application includes at least one of the following beneficial technical effects:
1. Inserting the water seepage pipe into the advanced drainage hole, enabling water in the tunnel to enter the water seepage pipe along the water seepage hole, enabling the water to flow into the water collection tank through the water seepage pipe and the connecting pipe for collection, starting the water pump to guide out the water in the water collection tank through the water outlet pipe, and rotating the sealing disc after the water seepage pipe is inserted into the advanced drainage hole, so that one side of the sealing disc is abutted against the face of the palm, and the possibility that the water flows out from a gap between the outer wall of the water seepage pipe and the advanced drainage hole is reduced;
2. Along with the rotation of the sealing disk on the water seepage pipe, the sealing disk drives the sealing ladder block to move towards the direction of the advanced drain hole, the sealing ladder block seals the gap between the outer wall of the water seepage pipe and the advanced drain hole, and the possibility that water flows out from the gap between the outer wall of the water seepage pipe and the advanced drain hole is reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a water-rich tunnel construction advanced drainage structure.
FIG. 2 is a schematic diagram of the internal structure of a water-rich tunnel construction advanced drainage structure.
Reference numerals illustrate: 1. a water seepage pipe; 11. water seepage holes; 12. a sealant layer; 121. a water through hole; 13. a second fixed disk; 131. a fixing plate; 14. a bushing; 141. a reinforcing groove; 2. a water collection tank; 21. a drain pipe; 22. a water pump; 3. a connecting pipe; 31. a fixed tube; 311. a reinforcing ring; 32. a first fixed plate; 33. a water control valve; 34. a flow meter; 4. a sealing plate; 41. sealing the ladder blocks; 5. and (5) a bolt.
Detailed Description
The present application will be described in further detail below with reference to the accompanying drawings.
The embodiment of the application discloses an advanced drainage structure for construction of a water-rich tunnel.
Referring to fig. 1 and 2, an advanced drainage structure for construction of a water-rich tunnel comprises a water collecting tank 2 and a water seepage pipe 1 inserted into an advanced drainage hole, wherein a connecting pipe 3 is communicated with the water collecting tank 2, the connecting pipe 3 is communicated with the water seepage pipe 1, a plurality of water seepage holes 11 are formed in the surface of the part of the water seepage pipe 1 extending into the advanced drainage hole, the water seepage pipe 1 is inserted into the advanced drainage hole, water in the tunnel enters the water seepage pipe 1 along the water seepage holes 11, and flows into the water collecting tank 2 through the water seepage pipe 1 and the connecting pipe 3 to be collected.
Referring to fig. 1, the water collection tank 2 is further connected to a drain pipe 21, a water pump 22 is mounted on the drain pipe 21, and the water pump 22 is started to guide out water in the water collection tank 2 through a water outlet pipe.
Referring to fig. 1 and 2, one end of a connecting pipe 3, which is close to a water seepage pipe 1, is fixedly connected with a fixing pipe 31 which extends into the water seepage pipe 1, one end of the connecting pipe 3, which is close to the water seepage pipe 1, is fixedly provided with a first fixing disc 32, one end of the water seepage pipe 1, which is close to the connecting pipe 3, is fixedly provided with a second fixing disc 13, the first fixing disc 32 and the second fixing disc 13 are mutually attached, the upper end and the lower end of the second fixing disc 13 are respectively hinged with a fixing plate 131, one end, which is far away from the connecting pipe 3, of the fixing plate 131 is connected with a bolt 5 through threads, and the bolt 5 penetrates through the fixing plate 131 to be in threaded connection with the first fixing disc 32. The fixing tube 31 is inserted into the water seepage tube 1, the first fixing plate 32 is attached to the second fixing plate 13, the fixing plate 131 is rotated, the fixing plate 131 is used for limiting the first fixing plate 32 and the second fixing plate 13, the bolt 5 penetrates through the fixing plate 131 to be in threaded connection with the first fixing plate 32, and the connecting tube 3 is conveniently connected with the water seepage tube 1.
Referring to fig. 2, the inner wall of the end of the water seepage pipe 1, which is close to the connecting pipe 3, is fixedly connected with a bushing 14 with the same length as the fixed pipe 31, the inner ring surface of the bushing 14 is attached to the outer ring surface of the fixed pipe 31, and the bushing 14 is beneficial to avoiding contact friction between the outer ring surface of the fixed pipe 31 and the inner ring surface of the water seepage pipe 1, so that the service life of the water seepage pipe 1 is prolonged. The reinforcing groove 141 has been seted up to the bush 14 inner ring face, and fixed pipe 31 outer ring face fixed mounting has the reinforcing ring 311 with reinforcing groove 141 matched with, and reinforcing ring 311 adopts the rubber material to make, stretches into in the bush 14 with fixed pipe 31, and reinforcing ring 311 inserts in reinforcing groove 141, makes things convenient for fixed pipe 31 to be connected with bush 14, improves the leakproofness between fixed pipe 31 and the bush 14.
Referring to fig. 1 and 2, the sealing disk 4 is connected to the external thread of the water seepage pipe 1, a sealing ladder block 41 is arranged on one side of the sealing disk 4 close to the advanced drain hole, the sealing ladder block 41 is sleeved outside the water seepage pipe 1, and the outer diameter of the sealing ladder block 41, which is far from the outer diameter of one end of the sealing disk 4, is gradually increased. After the water seepage pipe 1 is inserted into the advanced drain hole, the sealing disc 4 is rotated, the sealing disc 4 drives the sealing ladder block 41 to move towards the advanced drain hole direction, one side of the sealing disc 4 is abutted against the face, the sealing ladder block 41 seals a gap between the outer wall of the water seepage pipe 1 and the advanced drain hole, and the possibility that water flows out from the gap between the outer wall of the water seepage pipe 1 and the advanced drain hole is reduced.
Referring to fig. 1 and 2, a sealing glue layer 12 is fixedly installed on a part of the outer wall of the water seepage pipe 1 inserted into the advanced drain pipe 21, and a plurality of water through holes 121 corresponding to the water seepage holes 11 are formed in the sealing glue layer 12. The outer wall of the water seepage pipe 1 is protected through the sealing adhesive layer 12, and meanwhile, gaps between the water seepage pipe 1 and the advanced drainage holes are reduced, and the possibility of water seeping out from the gaps is reduced.
Referring to fig. 1, a water control valve 33 is installed on the connection pipe 3 to control the water flow in the connection pipe 3. The flowmeter 34 is arranged on the connecting pipe 3, so that the water flowing through the connecting pipe 3 can be monitored conveniently.
The implementation principle of the advanced drainage structure for the construction of the water-rich tunnel provided by the embodiment of the application is as follows: the water seepage pipe 1 is inserted into the advanced drainage hole, water in a tunnel enters the water seepage pipe 1 along the water seepage hole 11 and flows into the water collection tank 2 through the water seepage pipe 1 and the connecting pipe 3 to be collected, the water pump 22 is started to guide out the water in the water collection tank 2 through the water outlet pipe, after the water seepage pipe 1 is inserted into the advanced drainage hole, the sealing disc 4 is rotated, the sealing disc 4 drives the sealing ladder block 41 to move towards the advanced drainage hole along with the rotation of the sealing disc 4 on the water seepage pipe 1, the sealing ladder block 41 seals a gap between the outer wall of the water seepage pipe 1 and the advanced drainage hole, and the possibility that the water flows out from the gap between the outer wall of the water seepage pipe 1 and the advanced drainage hole is reduced.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (8)
1. The utility model provides a rich water tunnel construction advanced drainage structure, includes header tank (2) and inserts infiltration pipe (1) in the advanced wash port, its characterized in that: the utility model discloses a water collecting tank, including header tank (2), drain pipe (21) and connecting pipe (3), install water pump (22) on drain pipe (21), connecting pipe (3) and infiltration pipe (1) intercommunication, a plurality of infiltration holes (11) have been seted up to infiltration pipe (1) stretch into advance wash port part surface, infiltration pipe (1) surface is provided with screw thread portion, infiltration pipe (1) external screw thread connection has sealing disc (4), sealing disc (4) are kept away from header tank (2) one side and face butt.
2. The water-rich tunnel construction advanced drainage structure according to claim 1, wherein: sealing disk (4) are provided with sealing ladder piece (41) near leading wash port one side, sealing ladder piece (41) cover is established outside infiltration pipe (1), the external diameter that sealing ladder piece (41) kept away from sealing disk (4) one end radially is close to sealing disk (4) one end increases gradually.
3. The water-rich tunnel construction advanced drainage structure according to claim 1, wherein: the water seepage pipe (1) is inserted into part of the outer wall of the advanced drain pipe (21) and is provided with a sealing glue layer (12), and a plurality of water through holes (121) corresponding to the water seepage holes (11) are formed in the sealing glue layer (12).
4. The water-rich tunnel construction advanced drainage structure according to claim 1, wherein: connecting pipe (3) are close to infiltration pipe (1) one end and are provided with fixed pipe (31) that stretch into in infiltration pipe (1), connecting pipe (3) are close to infiltration pipe (1) one end and are provided with first fixed disk (32), infiltration pipe (1) are close to connecting pipe (3) one end and are provided with second fixed disk (13), both ends are articulated respectively about second fixed disk (13) have fixed plate (131), connecting pipe (3) one end threaded connection has bolt (5) are kept away from to fixed plate (131), bolt (5) pass fixed plate (131) and first fixed disk (32) threaded connection.
5. The water-rich tunnel construction advanced drainage structure according to claim 4, wherein: the inner wall of one end of the water seepage pipe (1) close to the connecting pipe (3) is provided with a lining (14) with the same length as the fixed pipe (31), and the inner annular surface of the lining (14) is attached to the outer annular surface of the fixed pipe (31).
6. The water-rich tunnel construction advanced drainage structure according to claim 5, wherein: the inner annular surface of the bushing (14) is provided with a reinforcing groove (141), the outer annular surface of the fixed pipe (31) is provided with a reinforcing ring (311) matched with the reinforcing groove (141), and the reinforcing ring (311) is made of rubber materials.
7. The water-rich tunnel construction advanced drainage structure according to claim 1, wherein: a water control valve (33) is arranged on the connecting pipe (3).
8. The water-rich tunnel construction advanced drainage structure according to claim 1, wherein: the connecting pipe (3) is provided with a flowmeter (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322759287.3U CN220849764U (en) | 2023-10-14 | 2023-10-14 | Advanced drainage structure for construction of rich-water tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322759287.3U CN220849764U (en) | 2023-10-14 | 2023-10-14 | Advanced drainage structure for construction of rich-water tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220849764U true CN220849764U (en) | 2024-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322759287.3U Active CN220849764U (en) | 2023-10-14 | 2023-10-14 | Advanced drainage structure for construction of rich-water tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220849764U (en) |
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2023
- 2023-10-14 CN CN202322759287.3U patent/CN220849764U/en active Active
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