CN219060193U - Device for preventing underground water recharging well from being blocked - Google Patents
Device for preventing underground water recharging well from being blocked Download PDFInfo
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- CN219060193U CN219060193U CN202223301073.3U CN202223301073U CN219060193U CN 219060193 U CN219060193 U CN 219060193U CN 202223301073 U CN202223301073 U CN 202223301073U CN 219060193 U CN219060193 U CN 219060193U
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Abstract
The utility model relates to the field of constructional engineering, and discloses a device for preventing a groundwater recharge well from being blocked, which comprises: a tube body and a water source pump; the pipe body comprises a sedimentation pipe, a filter pipe and a well pipe in sequence from bottom to top; a water inlet pipe of the water source pump penetrates through the well pipe and stretches into the filter pipe; the filter pipe is filled with activated carbon, and the pipe wall and the pipe bottom of the filter pipe are provided with a plurality of filter holes; the filter pipe is communicated with the sedimentation pipe through a filter hole at the bottom of the pipe; and a filter is arranged in a pore between the wall of the pipe body and the pore wall of the recharging well. The device for preventing the blockage of the groundwater recharge well can prevent residues from blocking the filter screen, and realize real-time groundwater recharge, thereby solving the problems that the water quantity of the well is smaller and the water quantity is not lower.
Description
Technical Field
The utility model relates to the field of constructional engineering, in particular to a device for preventing a groundwater recharge well from being blocked.
Background
In the development process of the underground space, the surrounding ground is settled due to soil excavation and precipitation, and the surrounding original buildings, underground pipelines, rail transit and the like are seriously influenced. In order to reduce the influence of the underground space on the surrounding environment in the development process and reduce the ground settlement, the ground settlement is usually required to be effectively controlled in the underground space development process and after the development is completed. At present, groundwater recharge is the most effective method for controlling ground subsidence, and the method is to arrange a recharge well device underground, supplement water source from outside to inside, and adopt pressurizing measures to enable recharge water to flow into surrounding stratum. Groundwater recharge often causes recharge well blockage because suspended matters, bubbles, chemical precipitation substances and the like enter well holes, rock surfaces and stratum structures to be blocked, and further causes the problem that the recharge capacity is reduced when the single well water quantity is smaller, even the recharge capacity is not reduced. In order to solve the problem, a filtering device is usually arranged in the recharging well, the traditional filtering device is composed of an activated carbon column and a filtering screen, the phenomenon that the surface of a well hole, the surface of rock and the stratum structure are blocked can be reduced after pressurized underground water is purified by filtering, however, the filtering screen is blocked by filtered suspended matters, bubbles, chemical precipitation and other residue substances, and the problem that the less the well water is filled, the even the water is filled is avoided.
Disclosure of Invention
First, the technical problem to be solved
The utility model aims to solve the defects, provides a device for preventing the blockage of the groundwater recharging well, and can effectively solve the problems that the water quantity of the recharging well is smaller and even the recharging well is not lowered.
(II) technical scheme
In order to solve the technical problems, the utility model provides a device for preventing a groundwater recharge well from being blocked, which comprises a pipe body and a water source pump; the pipe body comprises a sedimentation pipe, a filter pipe and a well pipe in sequence from bottom to top; a water inlet pipe of the water source pump penetrates through the well pipe and stretches into the filter pipe; the filter pipe is filled with activated carbon, and the pipe wall and the pipe bottom of the filter pipe are provided with a plurality of filter holes; the filter pipe is communicated with the sedimentation pipe through a filter hole at the bottom of the pipe; a filter is arranged in a pore between the pipe wall of the pipe body and the pore wall of the recharging well, the top of the filter is sealed by a water-stopping rubber ring, and a water-stopping steel sheet is covered on the water-stopping rubber ring; the filter comprises a first-stage filter screen and a second-stage filter screen which are of cylindrical screen structures and are arranged at intervals from inside to outside; the first-stage filter screen is surrounded outside the filter pipe, and the bottom of the first-stage filter screen is communicated with the sedimentation pipe; the secondary filter screen is arranged along the wall of the recharging well; a lifting type scrubber is arranged in the filter, and the scrubber comprises a rotary scrubbing head and a driving device; the rotary washing head is arranged in a gap between the primary filter screen and the secondary filter screen, the driving device is arranged outside the recharging well, and a driving part of the driving device sequentially penetrates through the water stop rubber ring and the water stop steel sheet to be connected with the rotary washing head.
Further, the filter tube filter further comprises a suction pump, and a suction pipe of the suction pump sequentially penetrates through the well tube and the filter tube and stretches into the sedimentation tube.
Further, the mesh sizes of the primary filter screen and the secondary filter screen are respectively 80-120 meshes.
Further, an iron cover for sealing the wellhead of the recharging well is arranged above the pipe body, and the iron cover is clamped and fixed with the pipe body through a clamping component; the iron cover is connected with a cover wall connected with the recharging well mouth to form a cover cylindrical structure; the clamping component comprises a iron bolt and a clamping part, the clamping part is composed of a groove arranged on the inner side of the cover wall and a baffle plate connected to the notch of the groove and forming an insertion hole with the groove surface of the groove, one end of the iron bolt is fixed on the wall of the well pipe, and the other end of the iron bolt is inserted into the insertion hole.
Further, one end of the baffle is fixedly connected to the wall of the groove, and an insertion gap is formed between the other end of the baffle and the wall of the groove.
Further, the engaging member includes at least two of the iron plugs and engaging portions that are engaged with each of the iron plugs.
Further, a plurality of steel pipes are arranged in the holes between the pipe wall of the pipe body and the wall of the recharging well, and two ends of each steel pipe are respectively abutted to the cover top and the water stop steel sheet.
Further, a water inlet pipe of the water source pump is provided with a pressurizing device.
(III) beneficial effects
The device for preventing the blockage of the groundwater recharge well provided by the utility model has the advantages that the filter with the multi-layer cylindrical screen structure is arranged in the pore between the wall of the pipe body and the wall of the recharge well, pressurized groundwater filtered by the filter pipe can be filtered for the second time, the blockage phenomenon of the well hole, the rock surface and the stratum structure is greatly reduced, meanwhile, the filter is internally provided with the lifting scrubber, so that the filter can be scrubbed and cleaned at any time, the filter screen is prevented from being blocked by residues such as suspended matters and chemical precipitation remained on the filter screen of the filter, and the groundwater recharge is realized in real time, thereby solving the problems of less water quantity of the well and no water recharge.
Drawings
FIG. 1 is a schematic cross-sectional view of an embodiment of an underground recharging well device of the present utility model;
FIG. 2 is a schematic top view of an embodiment of an underground recharging well device of the present utility model;
FIG. 3 is a schematic view showing the structure of an embodiment of the engaging member of the present utility model;
fig. 4 shows a schematic structural view of an embodiment of the filter of the present utility model.
Wherein:
1: a tube body; 2: a filter; 3: a water stop rubber ring;
4: a water stop steel sheet; 5: an iron cover; 6: an engaging member;
7: recharging the well; 8: a steel pipe; 9: a water inlet pipe;
10: a pressurizing device; 11: a well pipe; 12: a filter tube;
13: a precipitation tube; 14: a water source pump; 15: a suction pump;
21: a first-stage filter screen; 22: a second-stage filter screen;
51: cover top 52: a cover wall; 61: a plug;
62: engagement portion 71: a void; 100: an iron plate;
161: rotating the scrub head 162: a driving device; 621: a jack;
622: a baffle; 623: insertion gap
Detailed Description
The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The utility model provides a device for preventing a groundwater recharge well from being blocked, as shown in figures 1-4, the device comprises a pipe body 1 and a water source pump 14; the pipe body 1 sequentially comprises a sedimentation pipe 13, a filter pipe 12 and a well pipe 11 from bottom to top; the water inlet pipe 9 of the water source pump 14 penetrates through the well pipe 11 and stretches into the filter pipe 12; the filter tube 12 is of a tubular structure with a bottom, activated carbon is filled in the filter tube 12, and a plurality of filter holes are formed in the tube wall and the tube bottom of the filter tube 12; the filter pipe 12 is communicated with the sedimentation pipe 13 through a filter hole at the bottom of the pipe; a filter 2 is arranged in a pore between the pipe wall of the pipe body 1 and the pore wall of the recharging well 7, the top of the filter 2 is sealed by a water-stopping rubber ring 3, and a layer of water-stopping steel sheet 4 is covered on the water-stopping rubber ring 3; the filter 2 comprises a primary filter screen 21 and a secondary filter screen 22 of a cylindrical screen structure which are arranged at intervals from inside to outside, and the mesh sizes of the primary filter screen 21 and the secondary filter screen 22 can be generally designed to be 80-120 meshes, and the thickness thereof is designed to be 0.5-1.5 mm. The first-stage filter screen 21 is enclosed outside the filter pipe 12, and the bottom of the first-stage filter screen 21 is communicated with the sedimentation pipe 13; the secondary filter screen 22 is arranged along the wall of the recharging well 7; a lifting type scrubber is arranged in the filter 12, and the scrubber comprises a rotary scrubbing head 161 and a driving device 162; the rotary washing head 161 is arranged in a gap between the primary filter screen 21 and the secondary filter screen 22, the driving device 162 is arranged outside the recharging well 7, and the driving parts of the driving device sequentially penetrate through the water stop rubber ring 3 and the water stop steel sheet 4 and are connected with the rotary washing head 161.
According to the device for preventing the blockage of the groundwater recharge well, provided by the utility model, the filter 2 with the multi-layer cylindrical screen structure is arranged in the pore between the wall of the pipe body 1 and the pore wall of the recharge well 7, pressurized groundwater recharge filtered by the filter pipe can be filtered for the second time, the phenomenon that blockage occurs in the well hole, the rock surface and the stratum structure is greatly reduced, meanwhile, the filter 2 is internally provided with the liftable scrubber, so that the filter screen of the filter 2 can be scrubbed and cleaned at any time, the filter screen is prevented from being blocked by suspended matters, chemical precipitation and other residue substances remained on the filter screen of the filter 2, and the groundwater recharge can be realized in real time, thereby solving the problems that the smaller the well water quantity is, the lower the recharge is and the underground water is not discharged.
Based on the above embodiment, the suction pipe comprises a suction pump 15, and the suction pipe of the suction pump 15 sequentially penetrates the well pipe 11 and the filter pipe 12 and extends into the sedimentation pipe 13. The residue of underground recharging water after filtering through filter tube 12 and filter 2 in proper order can subside in sedimentation tube 13, at recharging in-process, starts suction pump 15 simultaneously, and the residue in the sedimentation tube 13 is sucked to recharging the well outside, carries out the clearance of residue in real time, can avoid in the sedimentation tube 13 residue load and gather in filter tube 12, reduces filtration efficiency.
Based on the embodiment, an iron cover 5 for sealing the wellhead of the recharging well 7 is arranged above the pipe body 1, and the iron cover 5 is clamped and fixed with the pipe body 1 through a clamping member 6; the iron cover 5 is formed by connecting a cover top 51 and a cover wall 52 connected with the wellhead of the underground well; the engaging member 6 includes a plug 61 and an engaging portion 62, the engaging portion 62 is constituted by a groove provided on the inner side of the cap wall 52 and a baffle 622 connected to the notch of the groove and forming an insertion hole 621 with the groove surface of the groove, one end of the plug 61 is fixed to the wall of the well pipe 11, and the other end is inserted into the insertion hole 621. The water stop rubber ring 3 and the water stop steel sheet 4 are arranged above the filter layer 2 in the hole gap of the recharging well 7 to seal, so that pressurized water can be effectively prevented from penetrating out of the ground from the hole gap of the recharging well 7, a good water stop effect is achieved, the pressurized water can uniformly flow into surrounding stratum, the water stop steel sheet 4 has strong shear strength and strong loading pressure, pressure impact of the pressurized water can be well resisted, and the pressurizing requirement is met to the greatest extent; meanwhile, the iron cover 5 for sealing the wellhead of the recharging well 7 is connected with the well pipe 11 in a clamping way through the clamping component 6, is convenient to install and detach, and can be recycled.
Based on the above embodiment, one end of the baffle 622 is fixedly connected to the wall of the groove, an insertion gap 623 is provided between the other end of the baffle 622 and the wall of the groove, and the insertion gap 623 communicates with the insertion hole 621 to form a movable insertion groove. When the iron cover 5 is attached to the top of the recharging well 7, the iron plug 61 welded to the wall of the well pipe 11 may be placed in the movable insertion groove so as to correspond to the insertion gap 623, and the iron cover 5 may be engaged with and fixed to the well pipe 11 by rotating the iron cover 5 so that the iron plug 61 is brought into contact with the closed end of the insertion hole 621, and when the iron cover 5 needs to be removed, the iron cover 5 may be rotated so that the iron plug 61 corresponds to the insertion gap 623.
Based on the above embodiments, the engaging member 6 includes at least two iron pins 61 and the engaging portion 62 that is engaged with each iron pin 61. The plurality of bolts 61 are provided to be engaged with the plurality of engaging portions 62, so that the iron cover 5 can be firmly and stably closed.
Based on the above embodiments, a plurality of steel pipes 8 are disposed in the holes 71 between the pipe wall of the pipe body 1 and the wall of the recharging well 7, and two ends of each steel pipe 8 are respectively abutted against the cover top 51 and the water-stop steel sheet 4. Through setting up the steel pipe 8 that several are vertical to be placed between iron cover 5 and stagnant water steel sheet 4, can compact stagnant water steel sheet 4, when the pressurization water injection, further improve the loading pressure of stagnant water steel sheet 4, make stagnant water steel sheet 4 sealed firm difficult not hard up.
Based on the above embodiments, the water inlet pipe 9 of the water source pump 14 is provided with the pressurizing device 10, one end of the water inlet pipe 9 is connected with the water source pump 14 through the pressurizing device 10, and the other end of the water inlet pipe 9 is sequentially inserted into the filter pipe 12 through the top cover 51 of the iron cover 5 and the well pipe 11.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (8)
1. The device for preventing the blockage of the groundwater recharge well is characterized by comprising a pipe body and a water source pump; the pipe body comprises a sedimentation pipe, a filter pipe and a well pipe in sequence from bottom to top; a water inlet pipe of the water source pump penetrates through the well pipe and stretches into the filter pipe; the filter pipe is filled with activated carbon, and the pipe wall and the pipe bottom of the filter pipe are provided with a plurality of filter holes; the filter pipe is communicated with the sedimentation pipe through a filter hole at the bottom of the pipe;
a filter is arranged in a pore between the pipe wall of the pipe body and the pore wall of the recharging well, the top of the filter is sealed by a water-stopping rubber ring, and a water-stopping steel sheet is covered on the water-stopping rubber ring; the filter comprises a first-stage filter screen and a second-stage filter screen which are of cylindrical screen structures and are arranged at intervals from inside to outside; the first-stage filter screen is surrounded outside the filter pipe, and the bottom of the first-stage filter screen is communicated with the sedimentation pipe; the secondary filter screen is arranged along the wall of the recharging well;
a lifting type scrubber is arranged in the filter, and the scrubber comprises a rotary scrubbing head and a driving device; the rotary brushing head is arranged in a gap between the primary filter screen and the secondary filter screen; the driving device is arranged outside the recharging well, and the driving part of the driving device sequentially penetrates through the water stop rubber ring and the water stop steel sheet to be connected with the rotary washing head.
2. The apparatus for preventing plugging of a groundwater recharge well according to claim 1, further comprising a suction pump having a suction tube extending into the settling tube sequentially through the well tubing and the filter tube.
3. The apparatus for preventing clogging of a groundwater recharge well according to claim 1, wherein mesh sizes of said primary screen and said secondary screen are 80 to 120 mesh, respectively.
4. The device for preventing the blockage of the groundwater recharge well according to claim 1, wherein an iron cover for sealing the wellhead of the recharge well is arranged above the pipe body, and the iron cover is clamped and fixed with the pipe body through a clamping member; the iron cover is connected with a cover wall connected with the recharging well mouth to form a cover cylindrical structure; the clamping component comprises a iron bolt and a clamping part, the clamping part is composed of a groove arranged on the inner side of the cover wall and a baffle plate connected to the notch of the groove and forming an insertion hole with the groove surface of the groove, one end of the iron bolt is fixed on the wall of the well pipe, and the other end of the iron bolt is inserted into the insertion hole.
5. The apparatus for preventing a blockage of a groundwater recharge well according to claim 4, wherein one end of the baffle is fixedly connected to a wall of the recess, and an insertion gap is provided between the other end of the baffle and the wall of the recess.
6. The apparatus for preventing plugging of a groundwater recharge well according to claim 5, wherein the engaging member comprises at least two of the iron plugs and an engaging portion engaged with each of the iron plugs.
7. The device for preventing a groundwater recharge well from being blocked according to claim 4, wherein a plurality of steel pipes are arranged in the holes between the pipe wall of the pipe body and the wall of the recharge well, and two ends of each steel pipe are respectively abutted with the cover top and the water stop steel sheet.
8. The apparatus for preventing clogging of a groundwater recharge well as recited in claim 1, wherein a pressurizing means is provided on a water inlet pipe of said water source pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223301073.3U CN219060193U (en) | 2022-12-09 | 2022-12-09 | Device for preventing underground water recharging well from being blocked |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223301073.3U CN219060193U (en) | 2022-12-09 | 2022-12-09 | Device for preventing underground water recharging well from being blocked |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219060193U true CN219060193U (en) | 2023-05-23 |
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ID=86371609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223301073.3U Active CN219060193U (en) | 2022-12-09 | 2022-12-09 | Device for preventing underground water recharging well from being blocked |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219060193U (en) |
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2022
- 2022-12-09 CN CN202223301073.3U patent/CN219060193U/en active Active
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