CN218933174U - Shallow groundwater seepage well type dewatering system - Google Patents
Shallow groundwater seepage well type dewatering system Download PDFInfo
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- CN218933174U CN218933174U CN202223253163.XU CN202223253163U CN218933174U CN 218933174 U CN218933174 U CN 218933174U CN 202223253163 U CN202223253163 U CN 202223253163U CN 218933174 U CN218933174 U CN 218933174U
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Abstract
The utility model belongs to the technical field of dewatering of a seepage well, and particularly relates to a shallow groundwater seepage well type dewatering system, which comprises a seepage well, wherein an aquifer is arranged at the periphery of the seepage well, namely the seepage well is built in the aquifer, a water-resisting layer is arranged below the seepage well, a permeable layer is arranged below the water-resisting layer, a water collecting seepage pipe is connected to the side face of the seepage well, one end of the water collecting seepage pipe, which is close to the seepage well, penetrates through the side wall of the seepage well and extends to the inside of the seepage well, a seepage well pipe is connected to the bottom of the seepage well, and one end of the seepage well pipe, which is close to the seepage well, penetrates through the bottom wall of the seepage well and extends to the inside of the seepage well. The shallow groundwater well-penetrating type dewatering system is suitable for areas with higher water levels of shallow groundwater, the quality of the shallow groundwater layer is good, the standard of underground reinjection is achieved, underground water is collected by adopting a water-penetrating blind ditch, the underground water is collected into a water-penetrating well through a water collecting seepage pipe, a water-penetrating well pipe is arranged in the well, the water-penetrating well pipe penetrates through an underground water-resisting layer to penetrate deep into an underground water-penetrating layer, the shallow groundwater is discharged through gravity descending, and the dewatering effect is good.
Description
Technical Field
The utility model relates to the technical field of seepage well dewatering, in particular to a shallow groundwater seepage well type dewatering system.
Background
Before a foundation pit is excavated in a water-rich stratum with higher groundwater level, the groundwater level in the foundation pit is usually required to be reduced, and the existing foundation pit water-reducing and draining method mainly comprises light well-point dewatering, pipe well dewatering, vacuum preloading dewatering and electroosmosis well-point dewatering, and the methods can reduce the water content of soil in the pit, increase the consolidation strength of the soil and provide a good dry working environment for a construction site.
The current mode that adopts the tubular well precipitation needs drainage machinery to cooperate, and the operation limitation is big, and construction cost and precipitation are with high costs, and the mode of seepage well formula precipitation in this application, construction cost and precipitation are with low costs, and the operation limitation is little, and the precipitation is effectual, and is fast, can solve above-mentioned problem.
Disclosure of Invention
The utility model aims to provide a shallow groundwater seepage well type precipitation system so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: shallow groundwater seepage well formula precipitation system, including the seepage well, the periphery of seepage well is the aquifer, and the seepage well is built in the aquifer promptly, the below of seepage well is the water barrier, the below of water barrier is the permeable layer, the side of seepage well is connected with the water collecting seepage pipe, the one end that the water collecting seepage pipe is close to the seepage well runs through the lateral wall of seepage well and extends to its inside, the bottom of seepage well is connected with the infiltration well pipe, the one end that the infiltration well is close to the seepage well runs through the diapire of seepage well and extends to its inside.
Preferably, the number of the water collecting and penetrating pipes is two, the two water collecting and penetrating pipes are oppositely arranged around the water penetrating well, the part of the water collecting and penetrating pipe, which is positioned at the outer side of the water penetrating well, is buried in the water-bearing layer, and the part adopts a water penetrating blind ditch structure and is used for collecting underground water in the water-bearing layer.
Preferably, the infiltration well pipe is from last three-section type in proper order down, and the upper segment is connected with the infiltration well, and the middle section is vertical to be buried in the water barrier and run through the water barrier, and the lower segment is vertical to be buried in the permeable layer.
Preferably, the lower section of the water seepage well pipe adopts a water seepage blind ditch structure and is used for discharging collected underground water to the water seepage layer.
Preferably, the top of the upper section of the water seepage well pipe is higher than the inner wall of the bottom of the water seepage well.
Preferably, the top of the infiltration well is positioned on the natural ground and is provided with a wellhead.
Preferably, the buried horizontal position of the water collecting and penetrating pipe is lower than the ground water level in the aquifer.
Compared with the prior art, the utility model has the beneficial effects that:
the shallow groundwater well penetrating type dewatering system is suitable for areas with higher water levels of shallow groundwater, the quality of the shallow groundwater layer is good, the standard of underground reinjection is achieved, underground water is collected by adopting a water penetrating blind ditch, the underground water is collected into a water penetrating well through a water collecting seepage pipe, a water penetrating well pipe is installed in the well, the water penetrating well pipe penetrates through an underground water resisting layer to penetrate deep into the underground water penetrating layer, the shallow groundwater is discharged through gravity descending, the limitation is small, the dewatering cost is low, the dewatering quantity is large, and the dewatering effect is good.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic representation of a geologic structure identification of the present utility model.
In the figure: 1. a percolating water well; 2. an aquifer; 3. a water collecting seepage pipe; 4. a water seepage well pipe; 5. a water-resistant layer; 6. a water permeable layer.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, the present utility model provides a technical solution: shallow groundwater well formula precipitation system, including the infiltration well 1, the top of infiltration well 1 is located nature ground to be provided with the well head, the periphery of infiltration well 1 is water-bearing layer 2, i.e. infiltration well 1 builds in water-bearing layer 2, and the below of infiltration well 1 is water-proof layer 5, and the below of water-proof layer 5 is permeable layer 6.
The side of the seepage well 1 is connected with a water collecting seepage pipe 3, one end of the water collecting seepage pipe 3, which is close to the seepage well 1, penetrates through the side wall of the seepage well 1 and extends to the inside of the seepage well 1, the number of the water collecting seepage pipes 3 is two, the two water collecting seepage pipes 3 are oppositely arranged around the seepage well 1, the part of the water collecting seepage pipe 3, which is positioned at the outer side of the seepage well 1, is buried in the aquifer 2, and the part adopts a seepage blind ditch structure and is used for collecting underground water in the aquifer 2, and the buried horizontal position of the water collecting seepage pipe 3 is lower than the underground water level in the aquifer 2.
The bottom of the seepage well 1 is connected with a seepage well pipe 4, one end of the seepage well pipe 4, which is close to the seepage well 1, penetrates through the bottom wall of the seepage well 1 and extends to the inside of the seepage well pipe 4, the seepage well pipe 4 is sequentially three-section from top to bottom, the upper section is connected with the seepage well 1, the top of the upper section of the seepage well pipe 4 is higher than the inner wall of the bottom of the seepage well 1, the middle section is vertically embedded in the waterproof layer 5 and penetrates through the waterproof layer 5, the lower section is vertically embedded in the permeable layer 6, and the lower section of the seepage well pipe 4 adopts a seepage blind ditch structure and is used for discharging collected underground water to the permeable layer 6.
The system is suitable for areas with higher shallow groundwater level, the shallow groundwater layer has better water quality, meets the standard of underground reinjection, adopts a water seepage blind ditch to collect underground water, and is collected into a water seepage well 1 through a water collection seepage pipe 3, a water seepage well pipe 4 is arranged in the well, the water seepage well pipe 4 penetrates through an underground water-resisting layer 5 to penetrate into an underground water-permeable layer 6, and the shallow groundwater is discharged through gravity descending, so that the system has the advantages of small limitation, low precipitation cost, large precipitation amount and good precipitation effect.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.
Claims (7)
1. Shallow groundwater seepage well formula precipitation system, including seepage well (1), its characterized in that: the periphery of the water seepage well (1) is an aquifer (2), namely the water seepage well (1) is built in the aquifer (2), the lower part of the water seepage well (1) is a water isolation layer (5), the lower part of the water isolation layer (5) is a water permeable layer (6), the side face of the water seepage well (1) is connected with a water collecting seepage pipe (3), one end of the water collecting seepage pipe (3) close to the water seepage well (1) penetrates through the side wall of the water seepage well (1) and extends to the inside of the water seepage well, the bottom of the water seepage well (1) is connected with a water seepage well pipe (4), and one end of the water seepage well pipe (4) close to the water seepage well (1) penetrates through the bottom wall of the water seepage well (1) and extends to the inside of the water seepage well.
2. The shallow groundwater seepage well type precipitation system according to claim 1, wherein: the number of the water collecting and penetrating pipes (3) is two, the two water collecting and penetrating pipes (3) are oppositely arranged around the water penetrating well (1), the part of the water collecting and penetrating pipe (3) located at the outer side of the water penetrating well (1) is buried in the water-bearing layer (2), and the part adopts a water penetrating blind ditch structure.
3. The shallow groundwater seepage well type precipitation system according to claim 1, wherein: the water seepage well pipe (4) is sequentially three-section from top to bottom, the upper section is connected with the water seepage well (1), the middle section is vertically embedded in the water-resisting layer (5) and penetrates through the water-resisting layer (5), and the lower section is vertically embedded in the water-permeable layer (6).
4. A shallow groundwater well-penetrating precipitation system according to claim 3, wherein: the lower section of the water seepage well pipe (4) adopts a water seepage blind ditch structure.
5. A shallow groundwater well-penetrating precipitation system according to claim 3, wherein: the top of the upper section of the water seepage well pipe (4) is higher than the inner wall of the bottom of the water seepage well (1).
6. The shallow groundwater seepage well type precipitation system according to claim 1, wherein: the top of the seepage well (1) is positioned on the natural ground and is provided with a wellhead.
7. The shallow groundwater seepage well type precipitation system according to claim 1, wherein: the buried horizontal position of the water collecting and penetrating pipe (3) is lower than the groundwater level in the aquifer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223253163.XU CN218933174U (en) | 2022-12-06 | 2022-12-06 | Shallow groundwater seepage well type dewatering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223253163.XU CN218933174U (en) | 2022-12-06 | 2022-12-06 | Shallow groundwater seepage well type dewatering system |
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| Publication Number | Publication Date |
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| CN218933174U true CN218933174U (en) | 2023-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223253163.XU Active CN218933174U (en) | 2022-12-06 | 2022-12-06 | Shallow groundwater seepage well type dewatering system |
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| CN (1) | CN218933174U (en) |
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- 2022-12-06 CN CN202223253163.XU patent/CN218933174U/en active Active
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