CN219931036U - A sluicing depressurization system for existing basement seepage is administered - Google Patents
A sluicing depressurization system for existing basement seepage is administered Download PDFInfo
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- CN219931036U CN219931036U CN202320770394.3U CN202320770394U CN219931036U CN 219931036 U CN219931036 U CN 219931036U CN 202320770394 U CN202320770394 U CN 202320770394U CN 219931036 U CN219931036 U CN 219931036U
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- water
- well
- pipe
- drainage
- filter layer
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 153
- 238000001914 filtration Methods 0.000 claims description 45
- 239000004575 stone Substances 0.000 claims description 28
- 230000002441 reversible effect Effects 0.000 claims description 19
- 238000009412 basement excavation Methods 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 4
- 239000010453 quartz Substances 0.000 claims description 4
- 238000005067 remediation Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 7
- 230000002411 adverse Effects 0.000 abstract description 2
- 238000009435 building construction Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 12
- 239000000463 material Substances 0.000 description 5
- 238000001556 precipitation Methods 0.000 description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003657 drainage water Substances 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 239000006004 Quartz sand Substances 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model belongs to the field of building construction, and particularly relates to a drainage depressurization system for leakage treatment of an existing basement. The utility model can radically solve the problem of basement leakage by 'drainage' from the source, has clear principle, is straightforward to treat leakage, can replace the traditional plugging method and avoid adverse factors generated by the traditional plugging method, and solves the common problem of basement leakage.
Description
Technical Field
The utility model belongs to the field of building construction, and particularly relates to a water drainage depressurization system for leakage treatment of an existing basement.
Background
With the acceleration of the urban process, the foundation of the basement is embedded deeper and deeper, but the water leakage phenomenon of the basement bottom plate and the outer wall is common due to various factors. At present, more countermeasures are applied to removing the building layer on the bottom plate surface, searching water leakage points, injecting glue to stop leakage, and then recovering the building layer. However, the basement area is large, the water leakage point is difficult to find, if the whole area chiseling treatment is likely to affect the life of residents and the use of parking spaces, various coordination costs except the cost of plugging treatment are increased, and the leakage problem cannot be radically solved.
Based on the problems, the applicant provides a drainage depressurization system for leakage treatment of the existing basement, and the system has little influence on life of residents, small influence range on parking space use, convenient construction, cost saving and radical treatment of leakage.
Disclosure of Invention
In order to make up the defects of the prior art, the utility model provides a technical scheme of a water draining and pressure reducing system for the leakage treatment of the existing basement.
A drainage depressurization system for use in existing basement leak remediation comprising:
a water collection well disposed within the excavated area;
the graded broken stone filter layer is arranged between the inner wall of the excavation area and the outer wall of the water collecting well;
the reverse filtering layer is arranged between the bottom of the water collecting well and the graded broken stone filtering layer;
the water filtering well pipe is arranged in the water collecting well, and the lower end of the water filtering well pipe extends from the water collecting well to the reverse filtering layer and is used for collecting underground water into the water collecting well;
the water pump is used for draining accumulated water in the water collecting well to the ground surface through the drain pipe;
the water level monitor is arranged in the water collecting well and used for monitoring the water level; and
and the controller is respectively in communication connection with the water level monitor and the water pump and is used for controlling the work of the water pump.
Further, the water filtering well pipe comprises an upper pipe and a lower pipe, wherein the upper pipe is positioned in the water collecting well, the lower pipe is arranged in a well hole at the bottom of the water collecting well in a penetrating mode, the upper end of the lower pipe is detachably connected with the upper pipe, and the lower end of the lower pipe is inserted into the bottom of the reverse filtering layer.
Further, a water stop ring plate is arranged on the outer wall of the lower pipe, and the water stop ring plate is embedded in the bottom of the water collecting well.
Further, a water drain port and a cleaning port are arranged at the upper end of the water filtering well pipe.
Further, a water filtering grid cloth is arranged on the outer wall of the graded broken stone filtering layer.
Further, the reverse filtering layer is embedded in the graded broken stone filtering layer.
Further, the graded broken stone filter layer and the reverse filter layer are separated by a first angle steel skeleton reinforcing steel bar net.
Further, the graded broken stone filter layer is separated from the water collecting well through a second angle steel skeleton reinforcing mesh.
Further, the reverse filtering layer is a quartz stone reverse filtering layer.
Compared with the prior art, the utility model has the beneficial effects that:
1) The utility model only needs to construct at the existing water collecting well, only needs to reform the existing water collecting well and replace the periphery with the filter material and install the water filtering well pipe, and the original water pumping and draining system is utilized to drain the underground water to the ground surface as much as possible, so that the basement bottom plate and the building layer are not required to be damaged in a large area, the structure is simple, the construction is convenient, the cost is saved, and the influence on the use of underground parking spaces and the life of residents is small during the construction;
2) The utility model can radically solve the problem of basement leakage by 'drainage' from the source, has clear principle, is straightforward to treat leakage, can replace the traditional plugging method and avoid adverse factors generated by the traditional plugging method, and solves the common problem of basement leakage.
Drawings
FIG. 1 is a schematic plan view of the present utility model in a use state;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view B-B of FIG. 1;
FIG. 4 is a schematic diagram of a basement excavation area;
FIG. 5 is a schematic diagram of the communication relationship of the present utility model.
In the figure:
1 is an excavation area;
2 is a water collecting well;
3 is a graded broken stone filter layer;
4 is a reverse filtration layer;
5 is a water filtering well pipe;
500 is an upper tube;
501 is a lower tube;
502 is a water stop ring plate;
503 is a water drain;
504 is a purge port;
6 is a water pump;
7 is a water level monitor;
8 is a controller;
9 is water filtering grid cloth;
10 is a first angle steel skeleton reinforcing mesh;
11 is a second angle steel skeleton reinforcing mesh;
12 is a construction dewatering hole;
13 is a drain pipe.
Detailed Description
In the description of the present utility model, it should be understood that the terms "one end," "the other end," "the outer side," "the upper," "the inner side," "the horizontal," "coaxial," "the center," "the end," "the length," "the outer end," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
The utility model is further described below with reference to the accompanying drawings.
Referring to fig. 1-5, a drainage depressurization system for leakage control of an existing basement comprises a water collecting well 2, a graded broken stone filter layer 3, a reverse filter layer 4, a water filtering well pipe 5, a water pump 6, a water level monitor 7 and a controller 8.
The water collecting well 2 is made of impervious concrete and is arranged in the excavation area 1.
The graded broken stone filter layer 3 is arranged between the inner wall of the excavation area 1 and the outer wall of the water collecting well 2, a water filtering grid cloth 9 is arranged between the graded broken stone filter layer 3 and soil or rock, the graded broken stone filter layer 3 and the water collecting well 2 are separated by a second angle steel skeleton reinforcing mesh 11, and the second angle steel skeleton reinforcing mesh 11 prevents concrete slurry from penetrating into the filter layer.
The reverse filtering layer 4 adopts a quartz stone reverse filtering layer which is embedded and arranged between the bottom of the water collecting well 2 and the graded broken stone filtering layer 3, specifically, the reverse filtering layer 4 is embedded and arranged on the upper surface of the bottom part of the graded broken stone filtering layer 3, and the graded broken stone filtering layer 3 and the reverse filtering layer 4 are separated by a first angle steel skeleton reinforcing steel bar net 10.
A water filter well pipe 5 is arranged in the water collection well 2, the lower end of which extends from the water collection well 2 into the counter filter layer 4 for collecting groundwater into the water collection well 2. Specifically, the water filtering well pipe 5 comprises an upper pipe 500 and a lower pipe 501, the upper pipe 500 is located in the water collecting well 2, a water drain 503, a cleaning opening 504 and corresponding valves are arranged at the upper end of the upper pipe 500, when the water drain 503 or the cleaning opening 504 is required to be opened, the corresponding valves are opened, a water filtering net is arranged on the periphery of the lower pipe 501, the lower pipe 501 penetrates through a well hole at the bottom of the water collecting well 2, the upper end of the lower pipe 501 extends into the water collecting well 2 and is connected with the upper pipe 500 through a flange, the lower end of the lower pipe 501 is inserted into the bottom of the reverse filtering layer 4, a water stopping annular plate 502 is arranged on the outer wall of the lower pipe 501, the water stopping annular plate 502 is embedded in the bottom of the water collecting well 2, and the upper pipe 500 and the lower pipe 501 are connected through a flange, so that the water filtering well pipe is convenient to maintain and maintenance cost is reduced.
The water pump 6 is arranged in the water collecting well 2 and is used for discharging accumulated water in the water collecting well 2 to the ground surface through the water discharging pipe 13, and the water pump 6 is two in number and one in use.
A water level monitor 7 is provided in the water collection well 2 for monitoring the water level, the water level monitor 7 being a conventional part in the art and not shown in the drawings.
The controller 8 is communicatively connected to the water level monitor 7 and the water pump 6, respectively, for controlling the switching of the water pump 6, and the controller 8 is also a conventional part in the art, and is not shown in the drawings.
The principle of the utility model is as follows: the utility model is characterized in that the underground water is collected through various reverse filtering layers and discharged into the water collecting well when the underground water level rises through the cooperation arrangement among the structures such as the seepage channel, the broken stone and quartz stone reverse filtering layer, the water filtering well pipe, the water collecting well, the water pump, the existing drainage pipeline and the like under the basement bottom plate, when the water level in the water collecting well reaches a certain height, the water level monitor senses the controller, the water pump inside the water collecting well is automatically started, and the underground water collected inside the water collecting well is discharged to the ground surface through the water discharge pipe, so that the problem that the basement is positioned below the ground surface, when the underground water level rises, the water inlet at the bottom of the basement is easy to cause the water head of the underground water to be higher than the surface of the basement bottom plate, and the water leakage of the bottom plate and the outer wall is caused is avoided as much as possible. When the water level drops to a certain level, the controller turns off the water pump.
The main construction process of the utility model is as follows:
the method comprises the steps of perforating and dewatering, chiseling an existing water collecting well, temporary supporting and excavation of an excavation area under a foundation, excavation of earth and stone, replacement of filter materials, installation of a water filtering well pipe, concrete pouring, replacement of drainage equipment and well flushing.
The construction method of the utility model specifically comprises the following steps:
(1) Perforating precipitation around selected existing water collection wells: firstly, 4 phi 150 construction dewatering holes are formed on two sides of a bottom plate of the selected water collecting well and the construction surface of the bottom plate, and the elevation of the bottom of each hole does not exceed the elevation of the lowest construction working surface. And then placing a water filtering well pipe in the dewatering hole, and extending the self-priming pump pipe into the bottom of the hole for construction dewatering. During the period, personnel should be arranged to patrol the precipitation work for 24 hours, sediment in the hole is cleared out in time, and the continuity and reliability of precipitation measures are ensured.
(2) Chiseling off the existing water collecting well: after the construction area finishes temporary dewatering, the water collecting well and the basement bottom plate to be transformed are broken, and partial reinforcing steel bars are reserved for the subsequent bottom plate recovery.
(3) Temporary support and earth and stone excavation of the foundation excavation area.
(4) And (3) filter material replacement: rock mass or soil mass in the relevant range below the foundation is replaced by graded broken stone and quartz sand, so that the uniformity of filler around the water filtering well pipe is fully ensured, and cement mortar can be matched with a steel wire mesh for reinforcement treatment when the shear capacity of the relevant soil mass is insufficient.
(5) And (3) installing a water filtering well pipe: the perforated water filter pipe is wrapped with the steel wire mesh sheet and then inserted into the filter layer, so that the verticality of the water filter pipe is controlled and the water filter pipe is ensured to reach the design depth.
(6) Interface treatment and concrete pouring of the improved water collecting well and the existing bottom plate: before pouring concrete, corresponding waterproof measures such as interface roughening, retaining of a rubber water stop belt and the like are carried out on the interface between the new concrete and the old concrete. Meanwhile, the precipitation hole which is formed before is subjected to layered repair by adopting grouting material/plugging agent matched with HW water-soluble polyurethane grouting material. And after curing is finished, coating sealant on the upper opening of the junction line of the new concrete and the old concrete.
(7) And (3) replacing drainage equipment: and replacing and debugging the related drainage equipment of the existing water collecting well. Meanwhile, a check valve is additionally arranged on the side close to the water collecting well aiming at communicating pipes of the elevator foundation pit and the water collecting well, so that the elevator foundation pit is prevented from being reversely filled when the water level exceeds the elevation of the communicating pipes.
(8) Flushing: after the construction of the depressurization and drainage water collecting well is completed, the primary well washing is performed by circulating the high-pressure water and the compressed air reversely and filling the water repeatedly, and after the water which is washed and sucked out for many times becomes clear, the dredging of the sludge of the filtering layers around the depressurization and drainage water collecting well can be considered to be effective, and at the moment, the depressurization water collecting well is activated, so that the normal work can be started.
(9) Maintenance: according to the use condition, the 'well flushing' measures should be carried out every 3 years. In normal daily maintenance, if sediment exists at the bottom of the well, irregular cleaning is carried out.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (9)
1. A drainage depressurization system for use in existing basement leak remediation comprising:
a water collection well (2), the water collection well (2) being arranged within the excavation area (1);
the graded broken stone filter layer (3) is arranged between the inner wall of the excavation area (1) and the outer wall of the water collecting well (2);
the reverse filtering layer (4) is arranged between the bottom of the water collecting well (2) and the graded broken stone filtering layer (3);
the water filtering well pipe (5) is arranged in the water collecting well (2), and the lower end of the water filtering well pipe (5) extends from the water collecting well (2) to the reverse filtering layer (4) and is used for collecting underground water into the water collecting well (2);
the water pump (6) is used for discharging accumulated water in the water collecting well (2) to the ground surface through the water discharging pipe (13);
a water level monitor (7), the water level monitor (7) being arranged in the water collection well (2) for monitoring the water level; and
and the controller (8) is respectively in communication connection with the water level monitor (7) and the water pump (6) and is used for controlling the work of the water pump (6).
2. A drainage depressurization system for existing basement leak remediation according to claim 1 wherein the drainage well pipe (5) comprises an upper pipe (500) and a lower pipe (501), the upper pipe (500) being located in the water collection well (2), the lower pipe (501) being placed in a well hole in the bottom of the water collection well (2) with its upper end detachably connected to the upper pipe (500) and its lower end inserted into the bottom of the inverted filter (4).
3. A drainage depressurization system for existing basement leak remediation according to claim 2 wherein a water stop ring plate (502) is provided on the outer wall of the lower pipe (501), the water stop ring plate (502) being embedded in the bottom of the water collection well (2).
4. The drainage depressurization system for the leakage control of the existing basement according to claim 1, wherein a drainage port (503) and a cleaning port (504) are arranged at the upper end of the water filtering well pipe (5).
5. A drainage depressurization system for existing basement leak management according to claim 1 characterized in that a drainage mesh cloth (9) is arranged on the outer wall of said graded crushed stone filter layer (3).
6. A drainage depressurization system for existing basement leak management according to claim 1 wherein said reverse filter layer (4) is embedded in graded crushed stone filter layer (3).
7. A drainage depressurization system for existing basement leak management according to claim 1 wherein said graded crushed stone filter layer (3) and said inverted filter layer (4) are separated by a first angle steel skeleton reinforcement mesh (10).
8. A drainage depressurization system for existing basement leak management according to claim 1 characterized in that said graded crushed stone filter layer (3) is separated from the water collection well (2) by a second angle steel skeleton reinforcing mesh (11).
9. A drainage depressurization system for existing basement leak management according to claim 1 wherein said back filter layer (4) is a quartz stone back filter layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320770394.3U CN219931036U (en) | 2023-04-10 | 2023-04-10 | A sluicing depressurization system for existing basement seepage is administered |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320770394.3U CN219931036U (en) | 2023-04-10 | 2023-04-10 | A sluicing depressurization system for existing basement seepage is administered |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219931036U true CN219931036U (en) | 2023-10-31 |
Family
ID=88490342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320770394.3U Active CN219931036U (en) | 2023-04-10 | 2023-04-10 | A sluicing depressurization system for existing basement seepage is administered |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219931036U (en) |
-
2023
- 2023-04-10 CN CN202320770394.3U patent/CN219931036U/en active Active
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| GR01 | Patent grant |