CN213867881U - Ground wall seepage emergency system - Google Patents
Ground wall seepage emergency system Download PDFInfo
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- CN213867881U CN213867881U CN202022854608.4U CN202022854608U CN213867881U CN 213867881 U CN213867881 U CN 213867881U CN 202022854608 U CN202022854608 U CN 202022854608U CN 213867881 U CN213867881 U CN 213867881U
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Abstract
The utility model provides a ground wall seepage system of speedily carrying out rescue work, include: a dewatering well, a recharging well, a water pumping component, a water storage system and a recharging component; the dewatering well is arranged on the outer side of a ground wall, the ground wall comprises at least one leakage point, and the depths of the dewatering well and the recharge well are greater than the depth of the leakage point; the recharge well is arranged on one side of the dewatering well, which is far away from the ground wall; the water pumping assembly part is arranged in the precipitation well and is connected with the water storage system; the recharge component part is arranged in the recharge well and is connected with the water storage system. The utility model discloses a ground wall seepage system of speedily carrying out rescue work when the ground even when great seepage dangerous situation appears in the wall, effectively solves the ground even wall seepage problem under the condition of protection all ring edge borders, can reduce the risk of the measure of speedily carrying out rescue work of the wall seepage even, practices thrift the cost, also furthest has reduced because the ground even wall seepage leads to the foundation ditch outer water level to reduce the peripheral building deformation that arouses.
Description
Technical Field
The utility model relates to a ground wall seepage speedily carries out rescue work technical field, especially relates to a ground wall seepage speedily carries out rescue work system.
Background
At present, the underground space is more and more widely utilized in city construction development, and development prospects such as subway engineering construction, underground pipe gallery construction are wide, along with the deepening of city underground space development, deep foundation ditch engineering quantity increases day by day, and the degree of depth progressively deepens, and deep foundation ditch engineering all ring edge borders is increasingly complicated, and the foundation ditch excavation process is increasingly strict to all ring edge borders protection and deformation requirement.
The underground continuous wall has the functions of water stopping, seepage prevention, bearing and the like, is increasingly used in large-scale deep foundation pit engineering in the last 10 years, is increasingly applied to large-scale deep foundation pit engineering along with the increasing application of the underground continuous wall, the related depth is increasingly large, the geological condition is increasingly complex, the corresponding quality accidents in construction are increasingly more and more, particularly, the enclosure structure in a saturated sandy soil layer is provided, if the underground continuous wall has quality defects (such as mud inclusion, sand inclusion, slit and the like), the underground continuous wall cannot be effectively judged and treated during the excavation of the foundation pit, and precipitation is generated, once the underground continuous wall is leaked, the gushing dangerous situation that the confined water level is difficult to control at the safe water level due to the leakage is generated, the underground continuous wall is difficult to control in a short time, and the peripheral environment is often greatly influenced, so after the problems of the underground continuous wall leakage and the like occur in the foundation pit, the seepage of the underground continuous wall needs to be quickly and effectively solved and the influence of the foundation pit on the peripheral environment is reduced, placing the risk within a controlled range.
At present, after a great leakage dangerous situation occurs to an underground continuous wall, a common method is to add a water-stop curtain outside the underground continuous wall by adopting construction method measures such as TRD, MJS and the like, but due to factors such as tight construction period, complex geological conditions after leakage, limited rescue site conditions and the like, the newly added water-stop curtain still has a high leakage risk, and meanwhile, the newly added water-stop curtain has the defects of high manufacturing cost, long construction period and the like, so that the rescue safety is ensured, the problems of leakage and the like still occurring after the water-stop curtain is additionally arranged are avoided, the influence on the surrounding environment in the rescue process is reduced, and the method is one of the problems to be solved at present.
Disclosure of Invention
To the not enough among the above-mentioned prior art, the utility model provides a ground wall seepage system of speedily carrying out rescue work, when the ground even wall great seepage dangerous situation appears, effectively solve the ground under the condition of protection all ring edge borders seepage problem, can reduce the risk of ground even wall seepage measure of speedily carrying out rescue work, practice thrift the cost, also furthest has reduced because the ground even wall seepage leads to the foundation ditch outer water level to reduce the peripheral building deformation that arouses.
In order to achieve the above object, the utility model provides a ground wall seepage emergency system, include: a dewatering well, a recharging well, a water pumping component, a water storage system and a recharging component; the dewatering well is arranged on the outer side of a ground wall, the ground wall comprises at least one leakage point, and the depths of the dewatering well and the recharge well are greater than the depth of the leakage point; the recharge well is arranged on one side of the dewatering well, which is far away from the ground wall; the water pumping assembly part is arranged in the precipitation well and is connected with the water storage system; the recharge component part is arranged in the recharge well and is connected with the water storage system.
Preferably, the drainage device further comprises a waterproof curtain, the waterproof curtain is arranged between the dewatering well and the recharge well, and the depth of the waterproof curtain is larger than that of the leakage point.
Preferably, the water pumping assembly comprises a water pumping pipe and a water pumping pump; the water storage system is connected to drinking-water pipe one end, the other end of drinking-water pipe stretches into precipitation well bottom, the suction pump is connected the drinking-water pipe.
Preferably, the recharging assembly comprises a recharging pipe and a recharging pump, one end of the recharging pipe is connected with the water storage system, the other end of the recharging pipe extends into the recharging well, and the recharging pump is connected with the recharging pipe.
Preferably, the recharge pump is a booster pump.
The utility model discloses owing to adopted above technical scheme, make it have following beneficial effect:
the utility model discloses the construction is swift convenient, and the cost is lower, through reducing the groundwater level between diaphragm wall and the increase water curtain or the diaphragm wall outside to ensure that underground diaphragm wall leakage point is regional not have groundwater to ooze, the reliability of furthest's assurance speedily carrying out rescue work is add the well of recharging in the increase water curtain outside or the newly-increased precipitation well outside, and effective control groundwater level falls the influence of depth to all ring edge borders, and water storage system realizes groundwater circulation, water economy resource. The system can not only ensure the effectiveness of emergency measures after the underground diaphragm wall has a leakage dangerous situation, but also reduce the influence of emergency on the surrounding environment, and obtain better emergency effect with lower cost.
Drawings
Fig. 1 is a schematic structural diagram of a ground wall leakage emergency system according to a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a ground wall leakage emergency system according to the second embodiment of the present invention.
Detailed Description
The following description of the preferred embodiments of the present invention will be given with reference to the accompanying drawings 1 and 2, and will make the functions and features of the present invention better understood.
Referring to fig. 1, a system for rescuing a ground wall leakage according to a first embodiment of the present invention includes: a dewatering well 1, a recharging well 2, a water pumping component 3, a water storage system 4 and a recharging component 5; the dewatering well 1 is arranged on the outer side of a ground wall 6, the ground wall 6 comprises at least one leakage point 7, and the depths of the dewatering well 1 and the recharge well 2 are greater than the depth of the leakage point 7; the recharge well 2 is arranged on one side of the dewatering well 1 far away from the ground wall 6; the water pumping assembly 3 is partially arranged in the precipitation well 1 and is connected with the water storage system 4; the recharging assembly 5 is partially arranged in the recharging well 2 and is connected with the water storage system 4.
The water pumping assembly 3 comprises a water pumping pipe and a water pumping pump; one end of the water pumping pipe is connected with the water storage system 4, the other end of the water pumping pipe extends into the bottom of the precipitation well 1, and the water pumping pump is connected with the water pumping pipe.
The recharging assembly 5 comprises a recharging pipe 51 and a recharging pump 52, one end of the recharging pipe 51 is connected with the water storage system 4, the other end of the recharging pipe 51 extends into the recharging well 2, and the recharging pump 52 is connected with the recharging pipe 51.
The refill pump 52 is a booster pump.
In the embodiment, the dewatering well 1 is directly arranged on the outer side of the ground wall 6, the underground water level on the outer side of the ground wall 6 is reduced to be below a leakage point 7, the recharging well 2 is constructed on the outer side of the dewatering well 1, water pumped out by the dewatering well 1 is pumped into the recharging well 2 by the recharging pump 52 in the water storage system 4, and the influence of water level depth reduction caused by dewatering on the surrounding environment is reduced through recharging.
Referring to fig. 2, a second embodiment of the present invention is a ground wall leakage emergency system, which has a structure substantially the same as the first embodiment, and the difference is that the second embodiment of the present invention further includes a water-stop curtain 8, the water-stop curtain 8 is disposed between the dewatering well 1 and the recharge well 2, and the depth of the water-stop curtain 8 is greater than the depth of the leakage point 7.
In this embodiment, a water-stop curtain 8 is additionally arranged on the outer side of the ground wall 6, the precipitation well 1 is arranged between the ground wall 6 and the newly-added water-stop curtain 8, after the newly-added water-stop curtain 8 reaches the design strength, the precipitation well 1 is opened, the groundwater level between the ground wall 6 and the newly-added water-stop curtain 8 is reduced to a position below a leakage point 7, it is ensured that groundwater cannot flow out of the leakage point 7 of the ground wall 6, and meanwhile, a small well recharge well 2 is constructed on the outer side of the newly-added water-stop curtain 8 to reduce the influence of water level depth caused by precipitation on the surrounding environment. During construction, water pumped from the dewatering well 1 through the water pumping assembly 3 is discharged into the water storage system 4, and water in the rear water storage equipment is pumped into the recharge well 2 through the recharge assembly 5, so that underground water circulation is formed, and water resources are saved.
The present invention has been described in detail with reference to the embodiments shown in the drawings, and those skilled in the art can make various modifications to the present invention based on the above description. Therefore, certain details of the embodiments should not be construed as limitations of the invention, which are intended to be covered by the following claims.
Claims (5)
1. A ground wall leakage emergency system, comprising: a dewatering well, a recharging well, a water pumping component, a water storage system and a recharging component; the dewatering well is arranged on the outer side of a ground wall, the ground wall comprises at least one leakage point, and the depths of the dewatering well and the recharge well are greater than the depth of the leakage point; the recharge well is arranged on one side of the dewatering well, which is far away from the ground wall; the water pumping assembly part is arranged in the precipitation well and is connected with the water storage system; the recharge component part is arranged in the recharge well and is connected with the water storage system.
2. The ground wall leakage emergency system according to claim 1, further comprising a waterproof curtain, wherein the waterproof curtain is disposed between the dewatering well and the recharge well, and the depth of the waterproof curtain is greater than the depth of the leakage point.
3. The ground wall leakage emergency system according to claim 1 or 2, wherein the pumping assembly comprises a pumping pipe and a pump; the water storage system is connected to drinking-water pipe one end, the other end of drinking-water pipe stretches into precipitation well bottom, the suction pump is connected the drinking-water pipe.
4. The ground wall leakage emergency system according to claim 3, wherein the recharge assembly comprises a recharge pipe and a recharge pump, one end of the recharge pipe is connected with the water storage system, the other end of the recharge pipe extends into the recharge well, and the recharge pump is connected with the recharge pipe.
5. The ground wall leakage emergency system according to claim 4, wherein the recharge pump is a booster pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022854608.4U CN213867881U (en) | 2020-12-02 | 2020-12-02 | Ground wall seepage emergency system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022854608.4U CN213867881U (en) | 2020-12-02 | 2020-12-02 | Ground wall seepage emergency system |
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| CN213867881U true CN213867881U (en) | 2021-08-03 |
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| CN202022854608.4U Active CN213867881U (en) | 2020-12-02 | 2020-12-02 | Ground wall seepage emergency system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113882410A (en) * | 2021-09-01 | 2022-01-04 | 武汉市政工程设计研究院有限责任公司 | Deep foundation pit underground water treatment structure and method |
| CN116290047A (en) * | 2023-02-28 | 2023-06-23 | 中建八局第三建设有限公司 | Automatic-monitoring deep foundation pit transverse connection type net-shaped precipitation construction method |
-
2020
- 2020-12-02 CN CN202022854608.4U patent/CN213867881U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113882410A (en) * | 2021-09-01 | 2022-01-04 | 武汉市政工程设计研究院有限责任公司 | Deep foundation pit underground water treatment structure and method |
| CN116290047A (en) * | 2023-02-28 | 2023-06-23 | 中建八局第三建设有限公司 | Automatic-monitoring deep foundation pit transverse connection type net-shaped precipitation construction method |
| CN116290047B (en) * | 2023-02-28 | 2023-10-13 | 中建八局第三建设有限公司 | Automatic-monitoring deep foundation pit transverse connection type net-shaped precipitation construction method |
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