CN208685638U - The drainage arrangement in tunnel and underground structure - Google Patents
The drainage arrangement in tunnel and underground structure Download PDFInfo
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- CN208685638U CN208685638U CN201821333040.8U CN201821333040U CN208685638U CN 208685638 U CN208685638 U CN 208685638U CN 201821333040 U CN201821333040 U CN 201821333040U CN 208685638 U CN208685638 U CN 208685638U
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- core pipe
- tunnel
- underground structure
- drainage arrangement
- connector
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Abstract
The utility model provides the drainage arrangement of a kind of tunnel and underground structure, it include using when through tunnel-liner or the outer tube of underground structure, discharge structure control unit in the core pipe that lower end is protruded into outer sleeve upper, is threadedly coupled with outer tube, and merging core pipe；Several second drain holes are provided on the lower part outer wall of outer tube；The lower end of the core pipe has supporting part, and several first drain holes are provided on the lower part outer wall of core pipe；The discharge structure control unit include be placed in core pipe, the stabilization block on supporting part, the lower end guide sleeve connected with block upper end is stablized, the guide rod that lower end is protruded into guide sleeve, is slidably matched with guide sleeve, the connector being connected with guide rod upper end, it is installed on connector upper end, the sealing element with the sealing cooperation of core pipe inner wall liquid, it is set on guide sleeve, the both ends spring connected with block and connector is stablized respectively, closes the top cover of core pipe upper end, at least one transverse drain.
Description
Technical field
The utility model relates to tunnels and underground engineering equipment technical fields, more particularly, to a kind of tunnel and underground structure
Drainage arrangement.
Background technique
With China's traffic, the great development of municipal engineering construction, tunnel, subway and municipal underground engineering construction day are cumulative
More, since tunnels and underground engineering is influenced by geological conditions, ground water reserve condition is not quite similar, to the ground of structural perimeter country rock
It is lauched other than taking effective waterproof measure, also to carry out draining and dredge, to reduce charge for remittance to lining cutting or underground structure coagulation
The osmotic pressure of soil.It is relevant research shows that tunnel inverted arch or underground structure pour after, inverted arch lining cutting and underground structure behind water
Pressure shows the trend being gradually increased, and is caused inverted arch or underground structure to float by charge for remittance pressure influence, strong influence
Railroad embankment and underground engineering use safe.Therefore, effective design is taken during tunnel and underground engineering construction
Scheme and reliable working measure carry out Active Drainage, reduce lining cutting and underground structure external water pressure is to maintain tunnel and underground work
Cheng Wending, it is ensured that tunnel operation security and underground engineering use safe optimal selection.
Utility model content
The purpose of this utility model is intended to overcome the shortcomings of the prior art, and providing one kind can Active Drainage reduction lining
The drainage arrangement of block or underground structure hydraulic pressure.
In order to solve the above-mentioned technical problem, the utility model is achieved through the following technical solutions:
The drainage arrangement in a kind of tunnel and underground structure comprising through tunnel-liner or the housing of underground structure when use
Pipe, the core pipe that lower end is protruded into outer sleeve upper, is threadedly coupled with outer tube, and the discharge structure being placed in core pipe control list
Member；Several second drain holes are provided on the lower part outer wall of the outer tube；The lower end of the core pipe has supporting part, and core pipe
Lower part outer wall on be provided with several first drain holes；The discharge structure control unit includes being placed in core pipe, being located at carrying
Stabilization block in portion, the lower end guide sleeve connected with block upper end is stablized, lower end protrudes into guide sleeve, is slidably matched with guide sleeve
Guide rod, the connector being connected with guide rod upper end are installed on connector upper end, the sealing with the sealing cooperation of core pipe inner wall liquid
Part is set on guide sleeve, the both ends spring connected with block and connector is stablized respectively, closes the top cover of core pipe upper end, at least
A piece transverse drain for being set in core pipe external wall of upper portion, being connected to core pipe, and be set on stable block, for detecting water
The wireless hydraulic pressure detector of pressure；When the hydraulic pressure suffered by the spring is lower than the rated value of spring, the sealing surface of sealing element is not higher than laterally
The lower edge of drainpipe, when the hydraulic pressure suffered by the spring is greater than the rated value of spring, sealing element is moved up, and makes the lower space of core pipe
Realization draining is connected to transverse drain.
It preferably, further include being located at sealing element upper end pull ring.
It preferably, further include being installed on outer tube lower end, the header tank made of pervious concrete.
Preferably, the top cover is connect with core pipe by helicitic texture.
Preferably, the transverse drain is two, is symmetrically disposed in core pipe.
Preferably, the connector is integrated with sealing element.
Preferably, the guide rod is connect with connector by helicitic texture.
Preferably, the guide sleeve with stablize block and connect by helicitic texture.
Preferably, the mounting hole of wireless water pressure monitor is installed in the side wall setting of the stable block.
Compared with prior art, the utility model has the advantages that
1, drop and drainage structure is applied in advance in tunnel side wall, inverted arch or underground structure when the utility model is used, thus real
Now actively draining underground charge for remittance reduces the purpose of tunnel-liner or underground structure water pressure, while ensure that tunnel or underground structure
Internal drainage will not enter inverted arch arch bottom or underground structure bottom, prevent conventional drainage from entering tunnel double-lining or underground structure behind
Caused by lining cutting environmental degradation.
2, the utility model each section is mutually indepedent, can independently replace without influencing other parts structure function, use dimension
Shield is convenient.
3, screw thread is arranged in the core pipe top of the utility model, has added cap structure, can be convenient the maintenance of internal structure
Replacement.
4, using being threadedly coupled between the outer tube and core pipe of the utility model, leakproofness is preferable, it is ensured that tunnel or ground
Charge for remittance can only be discharged after entering chamber via core pipe on the outside of flowering structure, it is ensured that the accuracy of water pressure monitoring, while also facilitating
Replacement maintenance between structure.
5, the utility model stablizes block by increasing, and avoiding Internal control structure bottom end must link into an integrated entity with core pipe
The drawbacks of, Internal control structure can individually become an entirety and carry out convenient disassembly installation；It is set simultaneously on sealing element top
Set pull ring, uncap overhaul when, can by pull ring by Internal control structure take out maintenance replacement, without core pipe is taken
Out.
6, the utility model uses outer tube charge for remittance, and excavation size is small, to tunnel or underground engineering original structure stability
It influences smaller；And work as features as poor geologic condition, when tunnel or underground engineering predict that water yield is big, it can be used and add pervious concrete case
Mode increases catchment area, increasing water discharge capacity.
7, the wireless water pressure monitor of the utility model is placed in link block lower part, for monitoring lining cutting external water pressure, and can
Monitoring signals real-time radio is transmitted to reception terminal, realizes the intelligent management during tunnel operation.
8, the utility model flanks transverse drain in vertical drainage pipe two, in vertical drainage pipe disassembly installation process,
Torque arm length easy disassembly can be increased.
9, the utility model is provided with guide rod in spring inner, can guarantee the shifting of internal structure in variation in water pressure
Dynamic direction, it is ensured that mobile is steady；Guide rod can be inside tunnel or underground structure when proper drainage simultaneously, fixed closed part
Position, guarantee draining one-way.
10, the spring of the utility model and the connector on top and the stabilization block of lower part are carried out by reserved spiral-shaped orifices
Connection, it is easy for installation and can according to hydrogeologic condition adjust spring, adapt to different dewatering needs.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the schematic diagram that the utility model is arranged in tunnel inverted arch, and which use header tanks；
Fig. 2 is the perspective view of the utility model；
Fig. 3 is the main view of the utility model；
Fig. 4 is the left view of Fig. 3；
Fig. 5 is the top view of Fig. 3；
Fig. 6 is the perspective view that the utility model core pipe and top cover assemble；
Fig. 7 is the main view that the utility model core pipe and top cover assemble；
Fig. 8 is the left view of Fig. 7；
Fig. 9 is the top view of Fig. 7；
Figure 10 is the perspective view of the utility model core pipe；
Figure 11 is the perspective view of top cover in the utility model；
Figure 12 is the perspective view of discharge structure control unit in the utility model；
Figure 13 is the cross-sectional view of discharge structure control unit in the utility model；
Figure 14 is the cross-sectional view (dry season) of the utility model；
Figure 15 is the cross-sectional view (wet season) of the utility model；
Each label in figure are as follows: 1-top cover；2-transverse drains；3-core pipes；4-outer tubes；5-the first drain hole；
6-pull rings；7-sealing elements；8-connectors；9-guide rods；10-springs；11-guide sleeves；12-stablize block；13-is wireless
Hydraulic pressure detector；14-header tanks, the 15-the second drain hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are under that premise of not paying creative labor
Every other embodiment obtained, fall within the protection scope of the utility model.In the following description, in order to clearly demonstrate originally
The structure and working method of utility model will be described on the basis of attached drawing by many Directional words, but should be incited somebody to action
The Word Understandings such as "front", "rear", "left", "right", "upper", "lower" are not construed as word of limitation for convenience of term.
The drainage arrangement in tunnel and underground structure shown in Fig. 1-15 comprising tied when use through tunnel-liner 20 or underground
The outer tube 4 of structure, the core pipe 3 that lower end is protruded into 4 upper end of outer tube, is threadedly coupled with outer tube 4, and be placed in core pipe 3
Discharge structure control unit；Several second drain holes 15 are provided on the lower part outer wall of the outer tube 4；Under the core pipe 3
End has supporting part, and several first drain holes 5 are provided on the lower part outer wall of core pipe 3；The discharge structure control unit packet
Include be placed in core pipe 3, the stabilization block 12 on supporting part, the lower end guide sleeve 11 connected with 12 upper end of block is stablized, lower end is stretched
Enter the guide rod 9 being slidably matched in guide sleeve 11, with guide sleeve 11, the connector 8 being connected with 9 upper end of guide rod, the company of being installed on
8 upper end of fitting, with 3 inner wall liquid of core pipe sealing cooperation sealing element 7, be set on guide sleeve 11, both ends respectively with stablize block 12
And the spring 10 that connector 8 is connected, close the top cover 1 of 3 upper end of core pipe, two be set in 3 external wall of upper portion of core pipe, with core pipe 3
The transverse drain 2 of connection, and be set on stable block 12, the wireless hydraulic pressure detector 13 for detecting hydraulic pressure；Work as spring
When hydraulic pressure suffered by 10 is lower than the rated value of spring 10, the sealing surface of sealing element 7 is not higher than the lower edge of transverse drain 2, works as spring
When hydraulic pressure suffered by 10 is greater than the rated value of spring 10, sealing element 7 is moved up, and makes the lower space and transverse drain 2 of core pipe 3
Draining is realized in connection.
Particularly, further include being located at 7 upper end pull ring 6 of sealing element, taken out out of core pipe convenient for sealing element and corresponding component,
The structure type of rubber piston or metallic piston encryption seal ring, such as inflator piston can be used in sealing element.
It particularly, further include being installed on 4 lower end of outer tube, header tank 14 made of pervious concrete, header tank
Size can size according to hydrogeologic condition and prediction water yield determine.
Particularly, the top cover 1 is connect with core pipe 3 by helicitic texture, it is clear that the progress such as flange arrangement also can be used
Connection.
Particularly, two transverse drains 2 of the present embodiment are symmetrically disposed in core pipe 3, it is clear that transverse drain 2
Quantity can reasonably be increased and decreased according to caliber and flow area.
Particularly, the connector 8 is integrated with sealing element 7.
Particularly, the guide rod 9 is connect with connector 8 by helicitic texture, it is ensured that close connection, it is clear that also
Welding or clamping etc. can be used.
Particularly, the guide sleeve 11 is connect with block 12 is stablized by helicitic texture, it is clear that also can be used welding or
Clamping etc..
Particularly, the mounting hole of wireless water pressure monitor is installed in the side wall setting of the stable block 12, is convenient for wireless water
Press the dismounting and maintenance of monitor.Wireless water pressure monitor, can be by monitoring signals real-time radio for monitoring inverted arch lower part hydraulic pressure
It is transmitted to reception terminal.
Sealing element 7 in the present embodiment is made of water proof material, and spring 10 is made of waterproof anti-corrosion material.
The installation and work of the utility model are as follows: according to tunnel or the specific hydrogeologic condition of underground engineering, in tunnel
Or drainage arrangement is arranged in underground structure at a certain distance；Sprayed at the beginning of the tunnel according to design requirement or underground structure pour before
Equipment installation position is reserved in tunnel side wall, inverted arch bottom or underground structure, according to hydrological geological conditions, it is determined whether using collection
Water tank 14.It is installed after outer tube is wrapped up non-woven fabrics, fixing clearance is stablized using thin cobble or coarse sand backfill；To cast in situs tunnel
Outer tube top uses cylindricality template protection when the lining of road two, inverted arch or underground structure, it is ensured that outer tube is in casting concrete process
In not by block guarantee connection space；Then carry out construction of shotcrete.Guide rod 9 is placed in inside guide sleeve 11, then
The connector 8 that guide rod 9 is passed through to screw thread and top connects guide sleeve 11 by screw thread and with the stabilization block 12 of lower part, will
Wireless water pressure monitor 13 is placed in stable 12 lower recess of block, and spring 10 is by connector 8 and stablizes reserved spiral shape on block 12
Hole installation is fixed (obviously also can weld or be bolted), to form discharge structure control unit；By the control list
Member is integrally placed in core pipe 13, is installed top cover 1 by screw thread on top cover and core pipe top screw thread later and is sealed to core pipe 3
It closes；After being performed to secondary lining or underground structure, outer tube 4 is screwed by core pipe 3 and is installed.When dry season hydraulic pressure is smaller,
Spring 10 is in free state, and closure member 7 blocks drain pipe channel in core pipe 3, the normal row inside tunnel or underground structure
Water will not be penetrated into lining cutting or underground structure by core pipe 3 and cause lining cutting or underground structure environmental degradation behind.In underground water
After enrichment hydraulic pressure becomes larger, underground water enters in core pipe 3 after the filtering of outer tube 4, to form top to the sealing element 7 in core pipe 3
It pushes away, when hydraulic pressure reaches setting value, spring 10 is stretched, and water pressure pushing sealing element 7 is steadily moved up along 9 entirety of guide rod, from
And the drainage channel of underground water is opened, it realizes that tunnel-liner or underground structure behind underground water are actively drained, reduces tunnel or ground
Flowering structure external water pressure, prevents Lining cracks.After ground water pressure reduction, spring 10 is restored to original position with dynamic seal 7, right
Drainage channel is closed.This structure can be used for tunnel side wall, inverted arch bottom, the full packet waterproof section of municipal works, subway station, ground
The engineerings positions such as lower room, in combination with requirement of engineering, install wireless water pressure monitor 13 to lining cutting or underground structure behind hydraulic pressure into
Row real-time monitoring, accuracy and the technicalization for improving tunnel or underground engineering later maintenance improvement are horizontal.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (9)
1. the drainage arrangement in a kind of tunnel and underground structure, it is characterised in that: tied when including using through tunnel-liner or underground
The outer tube (4) of structure, the core pipe (3) that lower end is protruded into outer tube (4) upper end, is threadedly coupled with outer tube (4), and merging core
Manage the discharge structure control unit in (3)；Several second drain holes (15) are provided on the lower part outer wall of the outer tube (4)；
The lower end of the core pipe (3) has supporting part, and several first drain holes (5) are provided on the lower part outer wall of core pipe (3)；It is described
Discharge structure control unit include be placed in core pipe (3), the stabilization block (12) on supporting part, lower end and stablize on block (12)
The connected guide sleeve (11) in end, the guide rod (9) that lower end is protruded into guide sleeve (11), is slidably matched with guide sleeve (11) and are led
The connector (8) being connected to bar (9) upper end is installed on connector (8) upper end, the sealing with the sealing cooperation of core pipe (3) inner wall liquid
Part (7) is set on guide sleeve (11), the both ends spring (10) connected with block (12) and connector (8) is stablized respectively, closes core
Manage the top cover (1) of (3) upper end, the transverse drain that at least one is set in core pipe (3) external wall of upper portion, is connected to core pipe (3)
(2), it and is set on stable block (12), the wireless hydraulic pressure detector (13) for detecting hydraulic pressure；The water suffered by spring (10)
It forces down when the rated value of spring (10), the sealing surface of sealing element (7) is not higher than the lower edge of transverse drain (2), works as spring
(10) when hydraulic pressure suffered by is greater than the rated value of spring (10), sealing element (7) is moved up, and makes the lower space and cross of core pipe (3)
It is connected to drainpipe (2) and realizes draining.
2. the drainage arrangement of tunnel and underground structure according to claim 1, it is characterised in that: further include being located at sealing element
(7) upper end pull ring (6).
3. the drainage arrangement in tunnel according to claim 1 or claim 2 and underground structure, it is characterised in that: further include outside being installed on
Casing (4) lower end, the header tank made of pervious concrete (14).
4. the drainage arrangement in tunnel according to claim 1 or claim 2 and underground structure, it is characterised in that: the top cover (1) and core
(3) are managed to connect by helicitic texture.
5. the drainage arrangement in tunnel according to claim 1 or claim 2 and underground structure, it is characterised in that: the transverse drain
(2) it is two, is symmetrically disposed on core pipe (3).
6. the drainage arrangement in tunnel according to claim 1 or claim 2 and underground structure, it is characterised in that: the connector (8) with
Sealing element (7) is integrated.
7. the drainage arrangement in tunnel according to claim 1 or claim 2 and underground structure, it is characterised in that: the guide rod (9) with
Connector (8) is connected by helicitic texture.
8. the drainage arrangement in tunnel according to claim 1 or claim 2 and underground structure, it is characterised in that: the guide sleeve (11)
It is connect with block (12) is stablized by helicitic texture.
9. the drainage arrangement in tunnel according to claim 1 or claim 2 and underground structure, it is characterised in that: the stable block (12)
Side wall setting the mounting hole of wireless water pressure monitor is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821333040.8U CN208685638U (en) | 2018-08-18 | 2018-08-18 | The drainage arrangement in tunnel and underground structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821333040.8U CN208685638U (en) | 2018-08-18 | 2018-08-18 | The drainage arrangement in tunnel and underground structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208685638U true CN208685638U (en) | 2019-04-02 |
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ID=65885803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821333040.8U Active CN208685638U (en) | 2018-08-18 | 2018-08-18 | The drainage arrangement in tunnel and underground structure |
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| Country | Link |
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| CN (1) | CN208685638U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108755722A (en) * | 2018-08-18 | 2018-11-06 | 中铁二院昆明勘察设计研究院有限责任公司 | The drainage arrangement and water discharge method in tunnel and underground structure |
-
2018
- 2018-08-18 CN CN201821333040.8U patent/CN208685638U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108755722A (en) * | 2018-08-18 | 2018-11-06 | 中铁二院昆明勘察设计研究院有限责任公司 | The drainage arrangement and water discharge method in tunnel and underground structure |
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