CN116163803A - Tunnel open cut tunnel waterproof and drainage structure - Google Patents
Tunnel open cut tunnel waterproof and drainage structure Download PDFInfo
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- CN116163803A CN116163803A CN202211595852.0A CN202211595852A CN116163803A CN 116163803 A CN116163803 A CN 116163803A CN 202211595852 A CN202211595852 A CN 202211595852A CN 116163803 A CN116163803 A CN 116163803A
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- tunnel
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- drainage
- open cut
- arc
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 96
- 239000004927 clay Substances 0.000 claims abstract description 9
- 230000002265 prevention Effects 0.000 claims description 10
- 230000000087 stabilizing effect Effects 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F16/00—Drainage
- E21F16/02—Drainage of tunnels
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention provides a tunnel open cut tunnel water-proof and drainage structure, which comprises a ground line, wherein a clay waterproof layer is arranged at the bottom of the ground line, a backfill layer is arranged at the bottom of the clay waterproof layer, a tunnel wall is fixedly arranged at a position corresponding to the inside of the backfill layer, an inverted arch is fixedly arranged at the bottom of the tunnel wall, a waterproof plate is fixedly arranged at the outer side of the tunnel wall, a drainage mechanism is fixedly arranged at the outer side of the waterproof plate, the drainage mechanism comprises an arc-shaped plate, the support of the arc-shaped drainage pipe can be increased through the drainage mechanism, the arc-shaped drainage pipe is prevented from being deformed or even damaged, and meanwhile, larger water pressure can be borne, water is separated and discharged, so that the drainage efficiency of the water-proof and drainage structure can be improved.
Description
Technical Field
The invention relates to the technical field of tunnel construction, in particular to a tunnel open cut tunnel water-proof and drainage structure.
Background
After the tunnel is built, the original water system balance of the mountain is destroyed by the tunnel, the tunnel becomes a channel for gathering groundwater near the mountain, when the tunnel is communicated with the water-containing bottom layer, tunnel water damage is necessarily generated when the tunnel waterproof and drainage structure is imperfect, tunnel water leakage damage is large, the treatment difficulty is large, the cost is high, tunnel waterproof and drainage is used for guaranteeing that tunnel buildings do not cause damage due to water seepage, driving safety is endangered, equipment in a tunnel is corroded, the service life of the structure is prolonged, waterproof and drainage measures are adopted, at present, vertical and longitudinal perforated drainage pipes are often arranged on the lining back drainage of the tunnel open cut tunnel by clinging to the outer edge of the open cut tunnel structure, then transverse drainage pipes are arranged and led to the inside of a ditch, backfill soil can squeeze the drainage pipes in the construction process, deformation and damage of the drainage pipes are caused, the stability of backfill slope cannot be reduced in time, the stress of the tunnel open cut tunnel structure is influenced, larger water pressure is born, the tunnel open cut tunnel structure is cracked and the like are caused.
Therefore, the invention relates to a tunnel open cut tunnel water-proof and drainage structure.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide the tunnel open cut tunnel water-proof and drainage structure so as to solve the problems in the prior art.
In order to achieve the above object, the present invention is realized by the following technical scheme: the utility model provides a drainage structures is prevented to tunnel open cut tunnel, includes the land line, the bottom of land line is provided with the clay waterproof layer, the bottom of clay waterproof layer is provided with the backfill layer, the inside of backfill layer corresponds the fixed tunnel wall that is provided with in position department, the fixed inverted arch that is provided with in bottom of tunnel wall, the outside fixed mounting of tunnel wall has the waterproof board, the outside of waterproof board is fixed and is provided with drainage mechanism, drainage mechanism includes the arc, the arc passes through baffle fixed mounting in the outside of waterproof board, the inside fixed mounting of arc has the arc drain pipe, the fixed firm mechanism that is provided with in bottom corresponding position department of tunnel wall and inverted arch.
Further, a water filtering layer is fixedly arranged between the outer side of the drainage mechanism and the backfill layer, a water inlet is formed in a position corresponding to one side of the arc-shaped drain pipe, and a water inlet is formed in a position corresponding to the arc-shaped plate.
Further, the two sides of the bottom end of the tunnel wall are symmetrically and fixedly provided with side water tanks, the side water tanks are fixedly connected with the two ends of the arc-shaped drain pipe, and the two sides of the two ends of the side water tanks are provided with water outlets.
Further, the stabilizing mechanism comprises a fixing piece, the fixing piece is fixedly arranged at the center position of the bottom of the inverted arch, and filter plates are symmetrically and fixedly arranged on two sides of the bottom of the fixing piece.
Further, the inside of inverted arch is through mounting panel fixed mounting there being the centre tank, the centre tank includes the apron, the mounting panel symmetry is fixed to be set up in the both sides of centre tank.
Further, the upper water inlet is symmetrically formed in two sides of the top end of the central groove, side ditches are formed in the inner sides of two ends of the tunnel wall, the side ditches are fixedly connected with the upper water inlet through drainage grooves, and water collecting ports are formed in the tops of the side ditches.
Further, the inside corresponding position department fixed mounting of centre tank has the fixed plate, the through-hole has been seted up to the intermediate position department of fixed plate, the bottom of through-hole is through torsional spring pivot movable mounting baffle.
Further, the bottom of one end of the baffle is fixedly provided with an air bag, two sides of the bottom end of the central groove are symmetrically provided with lower water inlets, and two sides of the central groove are provided with water outlets at corresponding positions.
Further, the stabilizing mechanism comprises transverse plates, wherein the transverse plates are symmetrically and fixedly installed on the outer sides of the bottom ends of the tunnel walls, and the transverse plates are arranged at the bottoms of the side water tanks.
Further, the stabilizing mechanism comprises inclined plates, wherein the inclined plates are symmetrically and fixedly arranged on two sides of the bottom of the inverted arch, and the number of the inclined plates is 4.
The invention has the beneficial effects that: the invention discloses a tunnel open cut tunnel water-proof and drainage structure, which comprises the following components.
1. This drainage mechanism such as arc and arc drain pipe that tunnel open cut tunnel waterproof drainage structure passes through the setting can increase the protection to the arc drain pipe, improves the security of arc drain pipe, avoids the arc drain pipe to take place to warp or damage in tunnel open cut tunnel work progress, influences this tunnel open cut tunnel waterproof drainage structure's drainage effect, simultaneously arc class and baffle can cut apart the filterable water of drainage layer to reduce the impact of water to the arc, and will cut apart the inside of water through the inlet opening and discharging the arc drain pipe, thereby discharge efficiency that this waterproof drainage structure can be improved through the side basin, and convenient to use.
2. This tunnel open cut tunnel water-proof drainage structure can be through the inside of side ditch entering the centre tank with the inside of inside water of tunnel wall through water drainage tank to discharge it through centre tank and outlet, can be with the water of invert bottom through centre tank and outlet discharge through filter plate, mounting and lower water inlet, realize unidirectional discharge's effect through baffle and balloon, avoid water to gush into the inside of open cut tunnel through the centre tank.
3. This tunnel open cut tunnel water proof and drainage structure can increase the stability of invert and tunnel wall through horizontal board and swash plate, prevents structure such as invert and tunnel wall come-up, tunnel end uplift, can increase this water proof and drainage structure's stability.
Drawings
FIG. 1 is a structural diagram of a tunnel open cut tunnel water-proof and drainage structure of the invention;
FIG. 2 is a cross-sectional view of a tunnel open cut tunnel drainage preventing structure according to the present invention;
FIG. 3 is an enlarged view of the position A in FIG. 2 of a tunnel open cut tunnel water-proof drainage structure diagram;
FIG. 4 is an enlarged view of a position B in the structure diagram of the tunnel open cut tunnel water-proof drainage in the invention;
FIG. 5 is a diagram showing a central groove structure of a tunnel open cut tunnel water-proof and drainage structure according to the present invention;
in the figure: 1. a ground line; 2. a clay waterproof layer; 3. a backfill layer; 4. a tunnel wall; 5. inverted arch; 6. a waterproof board; 7. a drainage mechanism; 8. a water filtering layer; 9. a transverse plate; 10. a fixing member; 11. a sloping plate; 12. a side water tank; 13. an arc-shaped drain pipe; 14. an arc-shaped plate; 15. a side ditch; 16. a central slot; 17. a mounting plate; 18. a filter plate; 19. a lower water inlet; 20. a fixing plate; 21. a baffle; 22. an air bag; 23. an upper water inlet; 24. and a cover plate.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Referring to fig. 1 to 5, the present invention provides a technical solution: the utility model provides a tunnel open cut tunnel waterproof drainage structure, includes land line 1, the bottom of land line 1 is provided with clay waterproof layer 2, the bottom of clay waterproof layer 2 is provided with backfill layer 3, the inside of backfill layer 3 corresponds the fixed tunnel wall 4 that is provided with in position department, the fixed inverted arch 5 that is provided with in bottom of tunnel wall 4, the outside fixed mounting of tunnel wall 4 has waterproof board 6, the fixed water drainage mechanism 7 that is provided with in the outside of waterproof board 6, water drainage mechanism 7 includes arc 14, arc 14 passes through baffle fixed mounting in the outside of waterproof board 6, the inside fixed mounting of arc 14 has arc drain pipe 13, the fixed firm mechanism that is provided with in bottom of tunnel wall 4 and inverted arch 5 corresponds position department, the outside of drainage mechanism 7 and backfill layer 3 between the fixed water filter layer 8 that is provided with, the water inlet hole has been seted up in position department on one side of arc drain pipe 13, the basin symmetry of the bottom of tunnel wall 4 is provided with side 12, thereby the basin 12 of the water drainage mechanism that is provided with side 13 and the fixed water drainage layer 13 can be prevented from the both ends of arc 13 from taking place to the deformation, thereby the basin that the both ends of arc 13 can be prevented the arc 13 from being deformed, the water drainage mechanism is prevented from being damaged by the fixed both ends of arc 13.
In this embodiment, the stabilizing mechanism includes a fixing member 10, the fixing member 10 is fixedly installed at a central position of the bottom of the inverted arch 5, a filter plate 18 is fixedly installed at two sides of the bottom of the fixing member 10, a central groove 16 is fixedly installed in the inverted arch 5 through a mounting plate 17, the central groove 16 includes a cover plate 24, the mounting plate 17 is symmetrically and fixedly installed at two sides of the central groove 16, an upper water inlet 23 is symmetrically installed at two sides of the top end of the central groove 16, a lateral water ditch 15 is installed at inner sides of two ends of the tunnel wall 4, the lateral water ditch 15 is fixedly connected with the upper water inlet 23 through a drainage groove, a water collecting port is installed at the top of the lateral water ditch 15, a fixing plate 20 is fixedly installed at a corresponding position in the interior of the central groove 16, a through hole is installed at a middle position of the fixing plate 20, a baffle 21 is movably installed at the bottom of the through hole through a torsion spring rotating shaft, the bottom of one end of the baffle 21 is fixedly provided with an air bag 22, the two sides of the bottom end of the central groove 16 are symmetrically provided with a lower water inlet 19, the two sides of the central groove 16 are correspondingly provided with water outlets, the stabilizing mechanism comprises a transverse plate 9, the transverse plate 9 is symmetrically and fixedly provided with the outer side of the bottom end of the tunnel wall 4, the transverse plate 9 is arranged at the bottom of the side water groove 12, the stabilizing mechanism comprises inclined plates 11, the inclined plates 11 are symmetrically and fixedly arranged at the two sides of the bottom of the inverted arch 5, the number of the inclined plates 11 is 4, the stability of the inverted arch 5 and the tunnel wall 4 can be improved through the transverse plate 9 and the inclined plates 11, the water in the open cut tunnel can be discharged through the side water grooves 15, the water discharge grooves and the central groove 16, the water at the bottom of the water prevention and drainage structure can be discharged through the baffle 21 and the arrangement of the air bag 22, avoid causing tunnel bottom uplift, etc., convenient to use.
When using this tunnel open cut tunnel waterproof drainage structure, water in the backfill layer is blocked by arc 14 after straining the water layer 8, get into the inside of drainage mechanism 7 through the inlet, the baffle cuts apart water, the inside of arc drain pipe 13 is got into through the inlet after the segmentation, get into the inside of side basin 12 through arc drain pipe 13, discharge through side basin 12 and outlet, the inside of side ditch 15 is got into through the water inlet to the inside of water collecting port entering central tank 16 through the water drainage tank, the inside water tank of entering central tank 16 extrudees baffle 21, form the gap between baffle 21 and the fixed plate 20, and discharge central tank 16 through the outlet, the inside of central tank 16 is carried out to the water of invert 5 bottom, gasbag 22 and baffle 21 upwards rotate under the buoyancy of water, the bottom of baffle 21 is sealed, avoid the inside of water entering the hole, can increase the support and the protection to arc drain pipe 13 through drainage mechanism 7, avoid arc drain pipe 13 to take place to warp and set up even damage, simultaneously can bear bigger water pressure, and separate water and discharge and can improve the drainage efficiency through the water drainage plate 11, and the waterproof structure is convenient for this waterproof structure is used to prevent and the horizontal stability of the plate 11.
While the fundamental and principal features of the invention and advantages of the invention have been shown and described, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. The utility model provides a drainage structures is prevented to tunnel open cut tunnel, includes land line (1), a serial communication port, the bottom of land line (1) is provided with clay waterproof layer (2), the bottom of clay waterproof layer (2) is provided with back filling layer (3), the inside of back filling layer (3) corresponds fixed tunnel wall (4) that is provided with in position department, the fixed inverted arch (5) that is provided with in bottom of tunnel wall (4), the outside fixed mounting of tunnel wall (4) has waterproof board (6), the outside of waterproof board (6) is fixed and is provided with drainage mechanism (7), drainage mechanism (7) include arc (14), arc (14) are through the outside of baffle fixed mounting in waterproof board (6), the inside fixed mounting of arc (14) has arc drain pipe (13), the bottom of tunnel wall (4) and inverted arch (5) corresponds the fixed firm mechanism that is provided with in position department.
2. The tunnel open cut tunnel water prevention and drainage structure of claim 1, wherein: a water filtering layer (8) is fixedly arranged between the outer side of the water draining mechanism (7) and the backfilling layer (3), a water inlet is formed in a position corresponding to one side of the arc-shaped water draining pipe (13), and a water inlet is formed in a position corresponding to the arc-shaped plate (14).
3. The tunnel open cut tunnel water prevention and drainage structure of claim 1, wherein: the tunnel is characterized in that side water tanks (12) are symmetrically and fixedly arranged on two sides of the bottom end of the tunnel wall (4), the side water tanks (12) are fixedly connected with two ends of an arc-shaped drain pipe (13), and water outlets are formed in two sides of two ends of the side water tanks (12).
4. The tunnel open cut tunnel water prevention and drainage structure of claim 1, wherein: the stabilizing mechanism comprises a fixing piece (10), wherein the fixing piece (10) is fixedly arranged at the center position of the bottom of the inverted arch (5), and filter plates (18) are symmetrically and fixedly arranged on two sides of the bottom of the fixing piece (10).
5. The tunnel open cut tunnel water prevention and drainage structure of claim 4, wherein: the inside of inverted arch (5) is through mounting panel (17) fixed mounting has center slot (16), center slot (16) are including apron (24), mounting panel (17) symmetry fixed setting is in the both sides of center slot (16).
6. The tunnel open cut tunnel water prevention and drainage structure of claim 5, wherein: the water collecting device is characterized in that an upper water inlet (23) is symmetrically formed in two sides of the top end of the central groove (16), side water ditches (15) are formed in the inner sides of two ends of the tunnel wall (4), the side water ditches (15) are fixedly connected with the upper water inlet (23) through drainage grooves, and water collecting ports are formed in the tops of the side water ditches (15).
7. The tunnel open cut tunnel water prevention and drainage structure of claim 6, wherein: the fixing plate (20) is fixedly mounted at the corresponding position in the center groove (16), a through hole is formed in the middle position of the fixing plate (20), and a baffle (21) is movably mounted at the bottom of the through hole through a torsion spring rotating shaft.
8. The tunnel open cut tunnel water prevention and drainage structure of claim 7, wherein: the bottom of one end of baffle (21) is fixed mounting has gasbag (22), lower water inlet (19) have been seted up to the bilateral symmetry of the bottom of centre tank (16), outlet has been seted up in the both sides corresponding position department of centre tank (16).
9. The tunnel open cut tunnel water prevention and drainage structure of claim 1, wherein: the stabilizing mechanism comprises transverse plates (9), wherein the transverse plates (9) are symmetrically and fixedly arranged on the outer sides of the bottom ends of the tunnel walls (4), and the transverse plates (9) are arranged at the bottoms of the side water tanks (12).
10. The tunnel open cut tunnel water prevention and drainage structure of claim 9, wherein: the stabilizing mechanism comprises inclined plates (11), wherein the inclined plates (11) are symmetrically and fixedly arranged on two sides of the bottom of the inverted arch (5), and the number of the inclined plates (11) is 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211595852.0A CN116163803A (en) | 2022-12-12 | 2022-12-12 | Tunnel open cut tunnel waterproof and drainage structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211595852.0A CN116163803A (en) | 2022-12-12 | 2022-12-12 | Tunnel open cut tunnel waterproof and drainage structure |
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| Publication Number | Publication Date |
|---|---|
| CN116163803A true CN116163803A (en) | 2023-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211595852.0A Pending CN116163803A (en) | 2022-12-12 | 2022-12-12 | Tunnel open cut tunnel waterproof and drainage structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117418895A (en) * | 2023-11-23 | 2024-01-19 | 中山大学 | Semi-assembled open cut tunnel water-proof and drainage system and construction method thereof |
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2022
- 2022-12-12 CN CN202211595852.0A patent/CN116163803A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117418895A (en) * | 2023-11-23 | 2024-01-19 | 中山大学 | Semi-assembled open cut tunnel water-proof and drainage system and construction method thereof |
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