CN214695543U

CN214695543U - Underground water pumping and injecting integrated equipment

Info

Publication number: CN214695543U
Application number: CN202120110428.7U
Authority: CN
Inventors: 甘雨; 戴建军; 杨峰; 于磊; 程海磊; 黄峥
Original assignee: Jiangsu Huachuang Environmental Restoration Co ltd
Current assignee: Jiangsu Huachuang Environmental Restoration Co ltd
Priority date: 2021-01-15
Filing date: 2021-01-15
Publication date: 2021-11-12
Anticipated expiration: 2031-01-15

Abstract

The utility model relates to an underground water pumping and injecting integrated device, which comprises a well, a water pumping pipe, a water injection pump and a water pumping pump, the water injection pipe and the water pumping pipe are arranged in the water well, the first support net, the first clay layer, the second support net and the second clay layer are sequentially arranged in the water well from bottom to top, one side of the water injection pipe is connected with a water injection pump through a first connecting pipe, the input end of the water injection pump is connected with a clean water tank through a second connecting pipe, the bottom of the second connecting pipe extends into the bottom of the clear water tank, the top of the water pumping pipe is connected with a water pumping pump through a third connecting pipe, the suction pump output is connected with the sewage case through the fourth connecting pipe, the utility model provides a pair of groundwater is taken out and is annotated integration equipment can effectually save time limit for a project, cost, improve repair efficiency, alleviate the influence that groundwater extracted the peripheral structures of water.

Description

Underground water pumping and injecting integrated equipment

Technical Field

The utility model relates to an groundwater is taken out and is annotated integration equipment belongs to groundwater repair equipment field.

Background

Conventionally, in soil and groundwater remediation projects, groundwater recharge is performed to improve remediation effects and protect surrounding structures such as roads, pipelines, and buildings. The traditional process generally adopts two modes, wherein the first mode is that extraction and recharge share one well, the extraction is stopped after a period of extraction, and the extraction well is used for recharging; the other extraction well and the recharge well are separated, one part of the wells are extracted, the other part of the wells are recharged, the recharge efficiency in the prior art is low, and the needed auxiliary equipment is more, so that the repair cost is high.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model overcomes current defect, provides an groundwater is taken out and is annotated integration equipment, and groundwater is taken out and is annotated integration equipment can effectually save time limit for a project, cost, improve repair efficiency, alleviate the influence that groundwater extracted the peripheral structures of water, can effectively solve the problem in the background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides an groundwater is taken out and is annotated integration equipment, includes well, drinking-water pipe, water injection pump, suction pump, water injection pipe, drinking-water pipe all set up inside the well, the inside from the bottom up of well has set gradually first supporting network, first clay layer, second supporting network, second clay layer, water injection pipe one side is through first connecting pipe connection water injection pump, the water injection pump input is connected with the clean water tank through the second connecting pipe, just clean water tank bottom is stretched into to second connecting pipe bottom, the suction pump is connected through the third connecting pipe in the drinking-water pipe top, the suction pump output is connected with the bilge box through the fourth connecting pipe.

As a further improvement of the utility model, the equal fixedly connected with filter screen bottom drinking-water pipe, water injection pipe, just the filter screen sets up at drinking-water pipe, water injection intraduct.

As a further improvement, the equal fixedly connected with of drinking-water pipe, water injection bottom of the pipe leads the drill bit, evenly seted up the through-hole on the guide drill bit.

As a further improvement, the water pumping pipe and the water injection pipe are connected inside the well by penetrating through the second supporting net and the second clay layer.

As a further improvement, the drinking-water pipe, water injection pipe all set up to the PVC pipe, just the internal diameter of drinking-water pipe, water injection pipe equals.

As a further improvement, the drilling sleeve is sleeved outside the water pumping pipe and the water injection pipe, and the drilling sleeve is arranged to be a stainless steel pipe.

The utility model discloses beneficial effect: a pumping and injection integrated device for underground water is characterized in that wells with different depths are placed in a well pipe, barrier layers are arranged in layers as required, for LNAPLs (Low noise liquids) polluted plots, a deep well is used as a water injection well, clean water is injected, a shallow well is used as an extraction well and enters a treatment system, the pressure of deep water is high, underground water is driven to move upwards, LNAPLs phase liquid in the underground water is driven to move upwards along with the underground water, and therefore the upper pumping well captures more LNAPLs pollutants; for a land parcel polluted by DNAPLS, a shallow well is used as a water injection well, clean water is injected, a deep well is used as an extraction well and enters a treatment system, the shallow water pressure is high, underground water is driven to move downwards, DNAPLS phase liquid in the underground water is driven to move downwards along with the underground water, so that more DNAPLS pollutants are captured by an upper pumping well, and for mixed pollutants, the deep well and the shallow well are alternately used as the extraction well and the injection well, so that the construction period and the cost can be effectively saved, the repair efficiency is improved, and the influence of surrounding structures of the underground water extraction water is reduced.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is the utility model discloses an underground water pump drainage and injection integrated equipment structure chart.

Fig. 2 is an enlarged structure view of a part a in fig. 1 of the underground water pumping and injecting integrated device of the present invention.

Fig. 3 is a structural diagram of another embodiment of the underground water pumping and injecting integrated equipment of the present invention.

Reference numbers in the figures: 1. a water well; 2. a first clay layer; 3. a first support web; 4. a second support net; 5. a second clay layer; 6. a water pumping pipe; 7. a water injection pipe; 8. a first connecting pipe; 9. a water injection pump; 10. a second connecting pipe; 11. a clear water tank; 12. a filter screen; 13. a pilot bit; 14. a third connecting pipe; 15. a water pump; 16. a fourth connecting pipe; 17. a sewage tank.

Detailed Description

The present invention will be further described with reference to the following embodiments, wherein the drawings are for illustrative purposes only and are not intended to be limiting, and in order to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced and do not represent the size of an actual product.

In order to make the technical means, creation characteristics, achievement purposes and efficacies of the utility model easy to understand, in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only for the convenience of description of the present invention and simplification of description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention, furthermore, the terms "first", "second", "third" are used for descriptive purposes only, but not as indicating or implying relative importance, the invention is further described below in connection with the detailed description.

Example 1

As shown in fig. 1-2, an groundwater is taken out and is annotated integration equipment, including well 1, drinking-water pipe 6, water injection pipe 7, water injection pump 9, suction pump 15, water injection pipe 7, suction pipe 6 all set up inside well 1, 1 inside from the bottom up of well has set gradually first supporting network 3, first clay layer 2, second supporting network 4, second clay layer 5, water injection pipe 7 one side is connected water injection pump 9 through first connecting pipe 8, water injection pump 9 input is connected with clean water tank 11 through second connecting pipe 10, just clean water tank 11 bottom is stretched into to second connecting pipe 10 bottom, suction pipe 6 top is passed through third connecting pipe 14 and is connected suction pump 15, the suction pump 15 output is connected with sewage tank 17 through fourth connecting pipe 16.

In this embodiment, the bottom of the water pumping pipe 6 and the bottom of the water injection pipe 7 are both fixedly connected with a filter screen 12, and the filter screen 12 is arranged inside the water pumping pipe 6 and the water injection pipe 7.

In this embodiment, the equal fixedly connected with pilot bit 13 in drinking-water pipe 6, water injection pipe 7 bottom, the through-hole has evenly been seted up on pilot bit 13.

In this embodiment, the pumping pipe 6 and the water injection pipe 7 are both connected to the inside of the well 1 through the second support net 4 and the second clay layer 5.

In this embodiment, the pumping pipe 6 and the water injection pipe 7 are both set to PVC pipes, and the inner diameters of the pumping pipe 6 and the water injection pipe 7 are equal.

In this embodiment, drilling sleeve has all been cup jointed in the drinking-water pipe 6, the water injection pipe 7 outside, drilling sleeve sets up to nonrust steel pipe.

In this embodiment, the water injection pipe 7 extends into the bottom of the water well 1, and penetrates through the second support network 4, the second clay layer 5, the first support network 3 and the first clay layer 2, for the lnapl contaminated land, a deep well is used as a water injection well, clean water is injected, a shallow well is used as an extraction well, and enters the treatment system after entering the sewage tank 17, the deep water has a higher pressure, the groundwater is driven to move upwards, and lnapl phase liquid in the groundwater is driven to move upwards along with the groundwater, so that the upper water pumping pipe 6 captures more lnapl contaminants.

Example 2

As shown in fig. 3, in this embodiment, the water injection pipe 7 extends into the middle of the water well 1 and is located between the second support net 4 and the first clay layer 2, the water pumping pipe 6 extends into the bottom of the water well 1 and sequentially penetrates through the second clay layer 5, the second support net 4, the first clay layer 2 and the first support net 3 from top to bottom, for DNAPLs contaminated land, a shallow well is used as the water injection well, clean water in the clean water tank 11 is injected through the water injection pipe 7, a deep well is used as an extraction well and enters the treatment system, the shallow water pressure is higher, the groundwater is driven to move downwards, DNAPLs phase liquid in the groundwater is driven to move downwards along with the groundwater, so that the upper water pumping well captures more DNAPLs contaminants, and for mixed contaminants, the deep well and the shallow well alternately serve as the extraction well and an injection well to treat the groundwater contamination caused by the mixed contaminants.

The utility model discloses improve in: a pumping and injection integrated device for underground water is characterized in that wells with different depths are placed in a well pipe, barrier layers are arranged in layers as required, for LNAPLs (Low noise liquids) polluted plots, a deep well is used as a water injection well, clean water is injected, a shallow well is used as an extraction well and enters a treatment system, the pressure of deep water is high, underground water is driven to move upwards, LNAPLs phase liquid in the underground water is driven to move upwards along with the underground water, and therefore the upper pumping well captures more LNAPLs pollutants; for a land parcel polluted by DNAPLS, a shallow well is used as a water injection well, clean water is injected, a deep well is used as an extraction well and enters a treatment system, the shallow water pressure is high, underground water is driven to move downwards, DNAPLS phase liquid in the underground water is driven to move downwards along with the underground water, so that more DNAPLS pollutants are captured by an upper pumping well, and for mixed pollutants, the deep well and the shallow well are alternately used as the extraction well and the injection well, so that the construction period and the cost can be effectively saved, the repair efficiency is improved, and the influence of surrounding structures of the underground water extraction water is reduced.

The foregoing is an embodiment of the preferred embodiment of the present invention, showing and describing the basic principles and main features of the present invention and the advantages of the present invention, it should be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, and the foregoing embodiments and descriptions are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the present invention as claimed, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. The utility model provides an groundwater pump drainage and injection integration equipment, includes well (1), drinking-water pipe (6), water injection pipe (7), water injection pump (9), drinking-water pump (15), its characterized in that: suction pipe (6), water injection pipe (7) all set up inside well (1), well (1) inside from the bottom up has set gradually first supporting network (3), first clay layer (2), second supporting network (4), second clay layer (5), water injection pipe (7) one side is through first connecting pipe (8) connection water injection pump (9), water injection pump (9) input is connected with clean water tank (11) through second connecting pipe (10), just clean water tank (11) bottom is stretched into to second connecting pipe (10) bottom, suction pump (15) are connected through third connecting pipe (14) in suction pipe (6) top, suction pump (15) output is connected with sump tank (17) through fourth connecting pipe (16).

2. The underground water pumping and injecting integrated equipment as claimed in claim 1, wherein: the water pumping pipe (6) and the water injection pipe (7) are fixedly connected with a filter screen (12) at the bottom, and the filter screen (12) is arranged inside the water pumping pipe (6) and the water injection pipe (7).

3. The underground water pumping and injecting integrated equipment as claimed in claim 1, wherein: the water pumping pipe (6) and the water injection pipe (7) are fixedly connected with a guide drill bit (13) at the bottom, and through holes are uniformly formed in the guide drill bit (13).

4. The underground water pumping and injecting integrated equipment as claimed in claim 1, wherein: the water pumping pipe (6) and the water injection pipe (7) penetrate through the second supporting net (4) and the second clay layer (5) and are connected inside the well (1).

5. The underground water pumping and injecting integrated equipment as claimed in claim 1, wherein: the drinking-water pipe (6), water injection pipe (7) all set up to the PVC pipe, just the internal diameter of drinking-water pipe (6), water injection pipe (7) equals.

6. The underground water pumping and injecting integrated equipment as claimed in claim 1, wherein: drilling sleeves are sleeved on the outer sides of the water pumping pipe (6) and the water injection pipe (7), and the drilling sleeves are stainless steel pipes.