CN211287779U - Tunnel construction is with crossing broken area of fault and preventing blockking up drainage device - Google Patents
Tunnel construction is with crossing broken area of fault and preventing blockking up drainage device Download PDFInfo
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- CN211287779U CN211287779U CN201921846354.2U CN201921846354U CN211287779U CN 211287779 U CN211287779 U CN 211287779U CN 201921846354 U CN201921846354 U CN 201921846354U CN 211287779 U CN211287779 U CN 211287779U
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Abstract
The utility model provides a tunnel construction is used and is passed broken area anti-clogging drainage device of fault, belongs to tunnel construction technical field, including vault, side wall, invert, drain pipe, water storage box, escape canal and water collection well, the lower extreme of vault is provided with the side wall, the bottom of side wall is provided with the invert, the utility model discloses can make rivers constantly intensive, lead through the inner wall that the downward sloping set up, increase the velocity of flow that water is derived outward through the action of gravity, directly erode the escape canal, make the erode cleaner, combine with drainage system, can collect the gushing water in the tunnel, the gushing water of gushing water in the tunnel through the suction pump extraction and utilize, on the one hand can discharge the underground water out of the hole, on the other hand can utilize groundwater to erode the escape canal, can ensure construction and structure safety, facilitate constructor clear up rubbish, can effectively prevent that the immersible pump from being stopped up to the rubbish that, so that the drainage structure towards the outside of the tunnel is kept smooth.
Description
Technical Field
The utility model relates to a tunnel construction technical field specifically is a drainage device for tunnel construction.
Background
In the construction process, because surrounding rocks in fault fracture zones are broken and weak, underground water is abundant, and the surrounding rocks are soaked for a long time, collapse or instability of the surrounding rocks and supports is easily caused.
Based on the above description, and retrieving a currently published patent number: CN201821239286.9 utility model, which relates to a tunnel construction used fault breaking zone drainage device, has the following disadvantages when in use: although the drainage ditch can be flushed by collecting water, the flushing structure is single, so that the flushing effect is poor;
water gushing and water inrush in the tunnel cannot be treated, so that the drainage effect is single;
when the water is drained to the water collecting well, the submerged pump is blocked by the garbage accumulated in the water collecting well, so that a drainage structure towards the outside of the tunnel is easy to block;
because the drainage is inconvenient due to the above problems, further research needs to be carried out on the existing drainage device for tunnel construction, and a novel anti-blocking drainage device for the fault fracture zone for tunnel construction is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the weak point that exists among the prior art, the utility model provides a tunnel construction is used broken area of fault and is prevented blockking up drainage device, can make rivers constantly intensive, inner wall through the downward sloping setting leads, the velocity of flow that outwards derives of increasing water through the action of gravity, directly erode the escape canal, make to erode cleaner, combine together with drainage system, can be with the gushing water in the tunnel, the gushing water collects the utilization through the suction pump extraction, can be outside the groundwater discharge hole on the one hand, on the other hand can utilize groundwater to erode the escape canal, can ensure construction and structure safety, make things convenient for constructor to clear up rubbish, can effectively prevent that the well deposit rubbish of catchmenting from blockking up the immersible pump, make to the outer drainage structures in tunnel keep unblocked.
In order to achieve the above object, the utility model provides a following technical scheme: a fault breaking belt anti-blocking drainage device for tunnel construction comprises a vault, a side wall, an inverted arch, a drainage pipe, a water storage tank, a drainage ditch and a water collection well, wherein the side wall is arranged at the lower end of the vault, the inverted arch is arranged at the bottom of the side wall, a support is fixedly connected to the top of the vault through bolts, the drainage pipe is fixedly connected to the outer wall of the vault through the support, the water storage tank is fixedly arranged on the outer side of the side wall, a flushing tank is fixedly connected to the outer end of the water storage tank through bolts, a limiting seat is fixedly connected to the top of the water storage tank through bolts, a water suction pump is fixedly connected to the side face of the limiting seat through bolts, a first water suction pipe is fixedly arranged at one end of the water suction pump, a first drainage pipe is fixedly arranged at the other end of the water suction pump, the drainage ditch is formed in the lower end of the, the utility model discloses a water collecting well, including escape canal, bolt fixedly connected with second grid plate, catch basin, first drinking-water pipe, second drain pipe, the lower extreme department that the inside of catch basin is located second grid plate passes through bolt fixedly connected with filter screen.
Preferably, the suction pump and the submersible pump are both electrically connected with an external power supply through electric wires.
Preferably, the drain pipe extends to the lower end of the side wall and is communicated with the water storage tank, and the water storage tank is communicated with the flushing tank.
Preferably, the flushing tank is located at the upper end of the water storage tank, the opening of the flushing tank gradually shrinks downwards and is arranged in a downward inclined mode, and the opening of the flushing tank is opposite to the drainage ditch.
Preferably, both side surfaces of the drainage ditch are arranged in an outward inclined manner.
Preferably, the road section between the lower end of the side wall and the drainage ditch is arranged in a downward inclined shape.
Preferably, the first drain pipe penetrates through the inner part of the water storage tank, which extends to the inner wall of the water storage tank, and the first water pumping pipe is connected with an external water pumping hose.
Preferably, the second suction pipe is located inside the water collecting well, the second drain pipe extends to the outside of the water collecting well, and the net bag is bound at the upper end of the filter screen.
Compared with the prior art, the beneficial effects of the utility model are as follows:
(1) this kind of tunnel construction is used to cross broken area of fault and is prevented blockking up drainage device, can collect the rock crack infiltration of vault through the drain pipe, it stores in the cistern to lead to, the water level in the cistern rises gradually, to the opening part of bath groove, water constantly outwards emptys and goes out through bath groove, the bath groove that the opening shrinks downwards gradually makes rivers constantly intensive, the inner wall that sets up through the downward sloping leads, strengthen the velocity of flow that water outwards derives through the action of gravity, directly erode the escape canal, can directly be used in the inside in the escape canal, the both sides side of escape canal is the setting of outside slope form, make when erodeing, mud in the escape canal and stone etc. can constantly move about along the escape canal inner wall that outside slope form set up, make to erode cleaner.
(2) Secondly, be connected through first drinking-water pipe and outside flexible pipe that draws water through the setting and can extract gushing water, gushing water when the tunnel construction, with water extraction to the cistern in, combine together with drainage system, can collect the utilization through the suction pump extraction with gushing water, gushing water in the tunnel, gushing water, on the one hand can be outside the underground water discharge hole, on the other hand can utilize groundwater to erode the escape canal, can ensure construction and structure safety.
(3) Finally, be provided with the filter screen through the inside at the sump pit, when the log raft in the escape canal is to the sump pit, the filter screen can intercept fixed rubbish for water deposits to the inside of sump pit, and through having binded the string bag in the upper end of filter screen, the string bag will fix rubbish pocket, makes things convenient for constructor to clear up, can prevent effectively that the sump pit from depositing rubbish and blockking up the immersible pump, makes to the outer drainage structures in tunnel keep unblocked.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the connection structure between the water storage tank and the flushing tank of the present invention.
Fig. 3 is a schematic view of the connection structure between the water storage tank and the water pump.
Fig. 4 is the utility model discloses a drainage ditch concrete connection structure schematic diagram.
Fig. 5 is the inside concrete connection structure schematic diagram of the water collecting well of the utility model.
In the figure: 1-vault; 2-side walls; 3-inverted arch; 4-a drain pipe; 5-a bracket; 6-a water storage tank; 7-flushing the water tank; 8-a limiting seat; 9-a water pump; 10-a first pumping pipe; 11-a first drain pipe; 12-a drainage ditch; 13-a first grid plate; 14-a water collecting well; 15-a submersible pump; 16-a second grid plate; 17-a second pumping pipe; 18-a second drain pipe; 19-a filter screen.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.
As shown in figures 1-5;
the embodiment provides a fault broken belt anti-blocking drainage device for tunnel construction, which comprises an arch crown 1, side walls 2, an inverted arch 3, a drainage pipe 4, a water storage tank 6, a drainage ditch 12 and a water collection well 14, wherein the side walls 2 are arranged at the lower end of the arch crown 1, the inverted arch 3 is arranged at the bottom of each side wall 2, a support 5 is fixedly connected to the top of the arch crown 1 through bolts, a drainage pipe 4 is fixedly connected to the outer wall of the arch crown 1 through the support 5, the water storage tank 6 is fixedly arranged on the outer side of each side wall 2, the outer end of each water storage tank 6 is fixedly connected with a flushing tank 7 through each bolt, a limiting seat 8 is fixedly connected to the top of each water storage tank 6 through each bolt, a suction pump 9 is fixedly connected to the side surface of the limiting seat 8 through each bolt, a first suction pipe 10 is fixedly arranged at one end of each suction pump 9, a first, the upper end of the drainage ditch 12 is fixedly connected with a first grid plate 13 through bolts, a water collecting well 14 is formed in one end of the drainage ditch 12, a submersible pump 15 is placed inside the water collecting well 14, the upper end of the water collecting well 14 is fixedly connected with a second grid plate 16 through bolts, one end of the submersible pump 15 is fixedly provided with a second water pumping pipe 17, the other end of the submersible pump 15 is fixedly provided with a second water draining pipe 18, and the inside of the water collecting well 14 is located at the lower end of the second grid plate 16 and is fixedly connected with a filter screen 19 through bolts.
Further, suction pump 9 and immersible pump 15 all pass through electric wire and external power source electric connection, and external power source provides the power source for suction pump 9 and immersible pump 15, ensures its normal operating.
Further, the lower end that drain pipe 4 extended to side wall 2 is linked together with water storage tank 6, and water storage tank 6 is linked together with bath 7, can collect the rock gap infiltration of vault 1 through drain pipe 4, and leading-in is stored to water storage tank 6.
Further, bath groove 7 is located water storage box 6's upper end department, and the opening of bath groove 7 contracts downwards gradually, be the downward sloping setting, the opening of bath groove 7 is just to escape canal 12, water level when in water storage box 6 rises gradually, to the opening part of bath groove 7, water is constantly toppled over outwards through bath groove 7 and is gone out, bath groove 7 that the opening contracts downwards gradually makes rivers constantly intensive, the inner wall that sets up through the downward sloping leads, strengthen the velocity of flow that water outwards derived through the action of gravity, directly erode escape canal 12, can directly act on the inside in escape canal 12, make the washing effect better.
Further, the both sides side of escape canal 12 is outwards slope form setting for when erodeing, mud and stone etc. in the escape canal 12 can constantly move about along the 12 inner walls of escape canal that outwards slope form set up, make to erode cleaner.
Further, the highway section between 2 lower extremes of side wall and the escape canal 12 is the slope form setting downwards for tunnel inner wall's the infiltration that does not collect can be in water conservancy diversion downwards escape canal 12, avoids tunnel inner wall ponding to initiate to collapse.
Further, first drain pipe 11 runs through the inside that the inner wall of water storage box 6 extended to, and first drinking-water pipe 10 is connected with outside pumping hose, is connected with outside pumping hose through first drinking-water pipe 10 and can extracts gushing water, the gushing water during tunnel construction, with water extraction to water storage box 6 in, combine together with drainage system, can take out groundwater on the one hand, on the other hand can utilize groundwater to erode the escape canal, can ensure construction and structure safety.
Further, second drinking-water pipe 17 is located the inside of sump pit 14, second drain pipe 18 extends to the outside of sump pit 14, and the string bag has been binded to the upper end of filter screen 19, when the log raft in escape canal 12 is to sump pit 14, filter screen 19 can intercept fixed rubbish, make water deposit to the inside of sump pit 14, and bind the string bag through the upper end at filter screen 19, the string bag will fix rubbish pocket, make things convenient for constructor to clear up, can prevent effectively that the deposit rubbish in the sump pit 14 from blockking up immersible pump 15, make outside drainage structures in the tunnel keep unblocked.
When the anti-blocking drainage device is used for tunnel construction, the water suction pump 9 and the submersible pump 15 are connected with an external power supply through electric wires to ensure normal operation of the drainage device, the water suction pump 9 and the submersible pump 15 are opened to work, rock gap seepage of the vault 1 can be collected through the drainage pipe 4, the water is guided into the water storage tank 6 to be stored, when the water level in the water storage tank 6 gradually rises to the opening of the water flushing tank 7, the water is continuously poured out through the water flushing tank 7, the water flow is continuously intensive through the water flushing tank 7 with the gradually downward contraction opening, the inner wall arranged through downward inclination is guided, the flow velocity of the water led out is increased through the gravity action, the drainage ditch 12 is directly flushed, the water can be directly used in the drainage ditch 12, the two side surfaces of the drainage ditch 12 are outwards inclined, so that when the drainage ditch is flushed, the sludge and stones in the drainage ditch 12 can move continuously along the inner wall of the drainage ditch 12 which is arranged in an outward inclined shape, so that the washing is cleaner, the first water pumping pipe 10 is connected with an external water pumping hose to pump water gushing and water bursting during tunnel construction, pump water into the water storage tank 6, combined with a drainage system, on one hand, the underground water can be pumped out, on the other hand, the drainage ditch can be flushed by the underground water, the construction and structure safety can be ensured, when the water in the drainage ditch 12 is drained toward the water collection well 14, the filter net 19 can intercept the fixed garbage, so that the water is precipitated to the inside of the water collection well 14, and through the string bag of having binded at the upper end of filter screen 19, the string bag lives fixed rubbish pocket, makes things convenient for constructor to clear up, can prevent effectively that the interior rubbish of sump pit 14 from blockking up immersible pump 15 for drainage structures outside the tunnel keeps unblocked.
The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (8)
1. A fault broken belt anti-blocking drainage device for tunnel construction comprises a vault (1), side walls (2), an inverted arch (3), a drainage pipe (4), a water storage tank (6), a drainage ditch (12) and a water collection well (14), and is characterized in that the side walls (2) are arranged at the lower end of the vault (1), the inverted arch (3) is arranged at the bottom of each side wall (2), a support (5) is fixedly connected to the top of the vault (1) through bolts, the drainage pipe (4) is fixedly connected to the outer wall of the vault (1) through the support (5), the water storage tank (6) is fixedly arranged on the outer side of each side wall (2), a flushing tank (7) is fixedly connected to the outer end of each water storage tank (6) through bolts, a limiting seat (8) is fixedly connected to the top of each water storage tank (6), and a water suction pump (9) is fixedly connected to the side face of each limiting seat (8, a first water suction pipe (10) is fixedly arranged at one end of the water suction pump (9), a first water discharge pipe (11) is fixedly arranged at the other end of the water suction pump (9), a drainage ditch (12) is arranged at the lower end of the outer side of the side wall (2), the upper end of the drainage ditch (12) is fixedly connected with a first grid plate (13) through bolts, one end of the drainage ditch (12) is provided with a water collecting well (14), a submersible pump (15) is arranged in the water collecting well (14), the upper end of the water collecting well (14) is fixedly connected with a second grid plate (16) through bolts, one end of the submersible pump (15) is fixedly provided with a second water pumping pipe (17), the other end of the submersible pump (15) is fixedly provided with a second drain pipe (18), and a filter screen (19) is fixedly connected to the lower end of a second grid plate (16) in the water collecting well (14) through bolts.
2. The fault-breaking zone blockage-preventing water draining device for tunnel construction according to claim 1, wherein the water suction pump (9) and the submersible pump (15) are both electrically connected with an external power supply through electric wires.
3. The fault-breaking belt blockage-preventing drainage device for tunnel construction according to claim 1, wherein the drainage pipe (4) extends to the lower end of the side wall (2) and is communicated with the water storage tank (6), and the water storage tank (6) is communicated with the water flushing tank (7).
4. The fault-breaking zone blockage-preventing drainage device for tunnel construction according to claim 1, wherein the flushing tank (7) is positioned at the upper end of the water storage tank (6), the opening of the flushing tank (7) is gradually contracted downwards and is arranged downwards, and the opening of the flushing tank (7) is opposite to the drainage ditch (12).
5. The fault-breaking belt clogging-preventing drainage device for tunnel construction according to claim 1, wherein both side surfaces of the drainage ditch (12) are disposed in an outwardly inclined shape.
6. The fault-breaking belt clogging prevention drainage device for tunnel construction according to claim 1, wherein a section between the lower end of the sidewall (2) and the drainage ditch (12) is provided in a downwardly inclined shape.
7. The fault-breaking zone blockage-preventing water discharge device for tunnel construction according to claim 1, wherein the first water discharge pipe (11) extends through the inner part of the inner wall of the water storage tank (6) to the inside, and the first water pumping pipe (10) is connected with an external water pumping hose.
8. The frac zone anti-clogging drainage device for tunnel construction according to claim 1, wherein the second pumping pipe (17) is located inside the water collecting well (14), the second drainage pipe (18) extends to the outside of the water collecting well (14), and the upper end of the filter screen (19) is bound with a net bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921846354.2U CN211287779U (en) | 2019-10-30 | 2019-10-30 | Tunnel construction is with crossing broken area of fault and preventing blockking up drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921846354.2U CN211287779U (en) | 2019-10-30 | 2019-10-30 | Tunnel construction is with crossing broken area of fault and preventing blockking up drainage device |
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| Publication Number | Publication Date |
|---|---|
| CN211287779U true CN211287779U (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921846354.2U Expired - Fee Related CN211287779U (en) | 2019-10-30 | 2019-10-30 | Tunnel construction is with crossing broken area of fault and preventing blockking up drainage device |
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| CN (1) | CN211287779U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111908646A (en) * | 2020-08-31 | 2020-11-10 | 中交路桥建设有限公司 | Anti-blocking tunnel drainage pipeline flushing system and method |
| CN112145206A (en) * | 2020-09-01 | 2020-12-29 | 王文革 | Tunnel waterproof device convenient to disassemble and assemble and using method |
-
2019
- 2019-10-30 CN CN201921846354.2U patent/CN211287779U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111908646A (en) * | 2020-08-31 | 2020-11-10 | 中交路桥建设有限公司 | Anti-blocking tunnel drainage pipeline flushing system and method |
| CN111908646B (en) * | 2020-08-31 | 2023-08-08 | 中交路桥建设有限公司 | Tunnel drainage pipeline flushing system and method capable of preventing blockage |
| CN112145206A (en) * | 2020-09-01 | 2020-12-29 | 王文革 | Tunnel waterproof device convenient to disassemble and assemble and using method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200904 Address after: No.3377, Tangya section, Jinyi expressway, Tangya Town, Jindong District, Jinhua City, Zhejiang Province, 321000 Patentee after: ZHEJIANG BAYONG HIGHWAY ENGINEERING Co.,Ltd. Address before: No.25 Sihua Road, Zixi County, Fuzhou City, Jiangxi Province Patentee before: Diao Wenqian |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200818 Termination date: 20201030 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |