CN214940311U

CN214940311U - Pipe well structure

Info

Publication number: CN214940311U
Application number: CN202121577995.XU
Authority: CN
Inventors: 刘重新; 陆海明; 贾育源; 陈芝豪; 蔡宏辉; 谢冶; 黄俊威; 钟春华; 何锋坚; 邱松清
Original assignee: Guangdong Jianbang Xingye Group Co ltd
Current assignee: Guangdong Jianbang Xingye Group Co ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2021-11-30
Anticipated expiration: 2031-07-12

Abstract

The utility model relates to a tubular well structure, including the foundation ditch, be provided with the reinforcing bar that the direction of extension is the same with the direction of depth of foundation ditch in the foundation ditch, the reinforcing bar is circumference setting along the axis of foundation ditch, the reinforcing bar is close to the one end of foundation ditch diapire and installs the cross muscle, the reinforcing bar is close to one side of foundation ditch lateral wall and installs first wire netting, the lateral wall of first wire netting is provided with the second wire netting, and the punchhole of first wire netting is less than the punchhole of second wire netting, installs outer hoop between first wire netting and the second wire netting, it has the rubble filter layer to fill between the inside wall of second wire netting and foundation ditch. This application has the effect that improves the drainage efficiency of drainage well pipe.

Description

Pipe well structure

Technical Field

The application relates to the technical field of water conservancy devices, in particular to a pipe well structure.

Background

The pipe well is a tubular structure which is vertically arranged underground for taking water or protecting underground water, is a water supply and drainage facility for industrial and agricultural production, cities, traffic and national defense construction, a water filtering well pipe, a water absorbing pipe and a water pumping machine can be combined into a pipe well point for pipe well precipitation, the water pumping machine is usually arranged on the ground, a foundation pit is arranged on the ground, the water filtering well pipe is arranged in the foundation pit, one end of the water absorbing pipe is connected with the input end of the water pumping machine, and the other end of the water absorbing pipe extends into the water filtering well pipe, so that the water pumping machine can pump water through the water absorbing pipe.

At present, most water filtration well pipes adopt seamless steel pipes, the lower ends of the pipes are provided with filter pipes, the filter pipes adopt steel pipes with the same diameter, the filter pipes are drilled with quincuncial holes, and a nylon net is wrapped outside the filter pipes.

SUMMERY OF THE UTILITY MODEL

In order to improve the drainage efficiency of drainage well pipe, this application provides a well structure.

The application provides a tubular well structure adopts following technical scheme:

the utility model provides a tubular well structure, includes the foundation ditch, be provided with the reinforcing bar that the direction of extension is the same with the direction of depth of foundation ditch in the foundation ditch, the reinforcing bar is circumference setting along the axis of foundation ditch, the reinforcing bar is close to the one end of foundation ditch diapire and installs the cross muscle, the reinforcing bar is close to one side of foundation ditch lateral wall and installs first wire netting, the lateral wall of first wire netting is provided with the second wire netting, and the punchhole of first wire netting is less than the punchhole of second wire netting, installs outer hoop between first wire netting and the second wire netting, it has the rubble filter layer to fill between the inside wall of second wire netting and foundation ditch.

Through adopting above-mentioned technical scheme, make the water that gets into the foundation ditch after by rubble filter layer adsorption of impurities, can be filtered by first wire netting and second wire netting fast, pass the punchhole of first wire netting and second wire netting, and first wire netting is more with second wire netting hole of own, is difficult for causing the jam, makes water can pass through fast, and the cross muscle also has certain effect of blockking impurity.

Optionally, the steel bar is installed the interior hoop in the one side that deviates from first wire netting inside wall.

Through adopting above-mentioned technical scheme, make the reinforcing bar that circumference set up can fix through interior hoop.

Optionally, the inner hoops are arranged at intervals along the extending direction of the reinforcing steel bar.

Through adopting above-mentioned technical scheme, make the reinforcing bar can be fixed by a plurality of inner hoops along length direction, strengthened overall structure's stability.

Optionally, the eyelet area size of the first wire mesh is between 1 mm-4 mm.

By adopting the above technical scheme, limiting the sizes of the eyelet area of the first wire to between 1 mm-4 mm, the finer impurities may be blocked out of the first wire.

Optionally, the eyelet area size of the second wire is between 16 mm-25 mm.

By adopting the above technical scheme, limiting the sizes of the eyelet area of the second wire netting between 16 mm-25 mm, it is possible to block a portion of impurities inside the water after adsorption filtering by the crushed stone filter layer out of the second wire netting.

Optionally, the outer hoop is a helical stirrup.

Through adopting above-mentioned technical scheme, can make the connection between first wire netting and the second wire netting more firm stable, improve overall structure's anti destructive power.

Optionally, the particle size range of the crushed stone in the crushed stone filtering layer is 3-15 mm.

By adopting the technical scheme, the particle size range of the crushed stone filtering layer is controlled to be between 3mm and 15mm, so that impurities with large volume in water can be blocked, and meanwhile, part of impurities with small particle size in water can be attached to the crushed stone filtering layer.

Optionally, a filter cloth is installed on one side of the first wire netting close to the steel bar.

Through adopting above-mentioned technical scheme, the water that gets into the foundation ditch carries out filtration once more through filter cloth after the filtration of rubble filter layer, first wire netting and second wire netting, makes the impurity in the aquatic after the filtration significantly reduce, does benefit to the extraction.

Optionally, a nylon net is installed on one side of the crossed rib, which deviates from the bottom wall of the foundation pit.

Through adopting above-mentioned technical scheme, can strengthen the drainage ability of the one end that the reinforcing bar is close to the foundation ditch diapire.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the water entering the foundation pit is firstly adsorbed by the gravel filtering layer to filter part of impurities, and then is filtered by the first wire netting and the second wire netting, and the first wire netting and the second wire netting have more holes, so that blockage is not easy to cause, and the water filtering efficiency is greatly improved while the good water filtering effect is achieved;

2. the inner hoops are arranged on one side of the reinforcing steel bars, which is far away from the inner side wall of the first wire netting, and the inner hoops are arranged at intervals, so that the structural stability of the reinforcing steel bars in the foundation pit can be improved;

3. the filter cloth is installed to one side that is close to the reinforcing bar at first wire netting, can make and after the filtration of rubble filter layer, first wire netting and second wire netting, once more filters at water, and most impurity in aquatic is blockked in the outside of first wire netting and second wire netting this moment, and is less to the influence of filter cloth drainage efficiency, and the impurity of the water after the filter cloth filters further reduces, is favorable to the extraction of pumping machine.

Drawings

Fig. 1 is an elevational, partial cross-sectional view of an embodiment of the present application.

Fig. 2 is a schematic structural view of the intersecting ribs in the embodiment of the present application.

Fig. 3 is a plan view in the embodiment of the present application.

Fig. 4 is a partially enlarged view of a top view in an embodiment of the present application.

Description of reference numerals:

1. a foundation pit; 2. reinforcing steel bars; 21. a first wire mesh; 22. a second wire mesh; 23. cross ribs; 3. an outer band; 4. a macadam filtration layer; 5. an inner hoop; 6. a filter cloth; 7. a nylon mesh; 8. a clay layer.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a tube well structure.

Referring to fig. 1, a tube well structure, including vertical foundation ditch 1 of seting up on subaerial, be provided with reinforcing bar 2 in the foundation ditch 1, the extending direction of reinforcing bar 2 is unanimous with the direction of depth of foundation ditch 1, reinforcing bar 2 is circumferential arrangement along the axis of foundation ditch 1, enclose into the round, reinforcing bar 2 is close to one side of foundation ditch 1 inside wall and installs first wire netting 21, second wire netting 22 is installed to the lateral wall of first wire netting 21, it has rubble filter layer 4 to pack between the inside wall of second wire netting 22 and foundation ditch 1, rubble filter layer 4 can carry out preliminary adsorption filtration to the water that infiltrates into foundation ditch 1 inside from outside foundation ditch 1, hinder in the great impurity of aquatic particle size gets into second wire netting 22, the inner wall of foundation ditch 1 is close to the entrance to fill with clay layer 8, in order to carry out the compaction to rubble filter layer 4.

The crushed stone particle size range of the crushed stone filter layer 4 is 3mm-15mm, in the present embodiment, the crushed stone particle size of the crushed stone filter layer 4 is 6mm, the eyelets of the first wire mesh 21 are smaller than the eyelets of the second wire mesh 22, the eyelet area size of the first wire mesh 21 is between 1 mm-4 mm, in the present embodiment, the eyelet size of the first wire mesh 21 is 1 × 1mm, the eyelet area size of the second wire mesh 22 is between 16 mm-25 mm, in the present embodiment, the eyelet size of the second wire mesh 22 is 5 × 5mm, since the eyelets of the first wire mesh 21 are smaller than the eyelets of the second wire mesh 22, after water permeating into the interior of the foundation pit 1 from outside the foundation pit 1 is filtered by the first time of the crushed stone filter layer 4, is filtered by the second time of the second wire mesh 22 and filtered by the third time of the first wire mesh 21, most impurities can be further removed, when the water pumping machine pumps water through the water suction pipe, the water suction pipe is not easy to be blocked.

Referring to fig. 1 and 4, install outer hoop 3 between first wire netting 21 and the second wire netting 22, outer hoop 3 is the spiral stirrup, can improve the stability between first wire netting 21 and the second wire netting 22 for it is whole more firm, can make first wire netting 21 and second wire netting 22 stand violent disturbance and collide or be difficult for out of shape and deformation when trampling, is showing improvement overall structure's bearing capacity and anti-damage ability.

Install interior hoop 5 on the lateral wall of reinforcing bar 2, interior hoop 5 is the circle form and establishes in the one side that reinforcing bar 2 deviates from first wire netting 21 inside wall along the array direction circle of reinforcing bar 2, fix through the welded mode between interior hoop 5 and the reinforcing bar 2, interior hoop 5 is the interval setting along the extending direction of reinforcing bar 2, make interior hoop 5 and reinforcing bar 2 form the cage-shaped body, can let reinforcing bar 2 firmly keep circumferential direction to arrange, be difficult for taking place to buckle or incline etc. deformation because of receiving external force.

Referring to fig. 1 and 2, the cross bars 23 are installed at one end of the reinforcing bars 2 close to the bottom wall of the foundation pit 1, the cross bars 23 are reinforcing bars, in this embodiment, the nominal diameter of the cross bars 23 is 16mm, the cross bars 23 are arranged in a cross manner, the bottom of a cage-shaped body enclosed by the reinforcing bars 2 and the inner hoops 5 is sealed to a certain extent, so that impurities in water can be prevented from permeating from the bottom of the cage-shaped body, meanwhile, the cross bars 23 are arranged in a cross manner, so that the bottom of the cage-shaped body also has a certain filtering capacity, referring to fig. 2 and 3, a nylon net 7 is installed at one side of the cross bars 23 away from the bottom wall of the foundation pit 1, and the filtering capacity of the bottom of the cage-shaped body can be further enhanced.

The filter cloth 6 is installed to one side that first wire netting 21 is close to reinforcing bar 2, and the water of infiltration foundation ditch 1 filters the back through the first filtration of rubble filter layer 4, the second filtration of second wire netting 22 and the third of first wire netting 21, and rethread filter cloth 6 carries out the fourth filtration, makes water obtain fully filterable while, can make water get into the inside of the cage body fast again.

The implementation principle of a tubular well structure of the embodiment of the application is as follows: when water permeates into the foundation pit 1 from the soil outside the foundation pit 1, the water is firstly filtered by the gravel filtering layer 4 for the first time, then the second filtering is carried out through the second iron wire netting 22, the third filtering is carried out through the first iron wire netting 21, the fourth filtering is carried out through the filter cloth 6, and finally the filter cloth enters the cage-shaped body, as the macadam filtering layer 4 with the macadam grain diameter of 6mm has the functions of adsorption and preliminary filtering on impurities in water, the impurities with larger grains in the water are prevented from flowing into the second wire netting 22, in the process of flowing from the gravel filtering layer 4 to the second wire mesh 22, flowing from the second wire mesh 22 to the first wire mesh 21 and then flowing from the first wire mesh 21 to the filtering cloth 6, impurities in the water are filtered out layer by layer and flow into the cage-shaped body, the second wire mesh 22 and the first wire mesh 21 have a great number of holes, so that the blockage is not easy to occur, and filtered water can easily enter the cage-shaped body.

The above are all preferred embodiments of the present application, and the present embodiment is only explained for the present application, and does not sequentially limit the protection scope of the present application, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A pipe well structure comprises a foundation pit (1), and is characterized in that reinforcing steel bars (2) with the extension direction the same as the depth direction of the foundation pit (1) are arranged in the foundation pit (1), the reinforcing steel bars (2) are circumferentially arranged along the axis of the foundation pit (1), cross bars (23) are arranged at one ends of the reinforcing steel bars (2) close to the bottom wall of the foundation pit (1), one side of the reinforcing steel bar (2) close to the side wall of the foundation pit (1) is provided with a first wire netting (21), a second wire mesh (22) is arranged on the outer side wall of the first wire mesh (21), the eyelets of the first wire mesh (21) are smaller than those of the second wire mesh (22), an outer hoop (3) is arranged between the first wire mesh (21) and the second wire mesh (22), and a gravel filtering layer (4) is filled between the second wire mesh (22) and the inner side wall of the foundation pit (1).

2. A pipe well structure according to claim 1, characterized in that the side of the reinforcing bars (2) facing away from the inner side wall of the first wire (21) is fitted with an inner ferrule (5).

3. A pipe well structure according to claim 2, wherein said inner hoops (5) are arranged at intervals along the extending direction of the reinforcing bars (2).

4. A tube well structure according to claim 1, characterized in that the sizes of the eyelet area of the first wire (21) are between 1 mm-4 mm.

5. A tube well structure according to claim 1, characterized in that the aperture area size of the second wire (22) is between 16 mm-25 mm.

6. A tubular well structure according to claim 1, characterized in that the outer collar (3) is a helical stirrup.

7. A tubular well structure according to claim 1, characterized in that the crushed stone in the crushed stone filter layer (4) has a particle size in the range of 3-15 mm.

8. A tubular well structure according to claim 1, characterized in that the first wire (21) is fitted with a filter cloth (6) on the side close to the reinforcing bar (2).

9. A tubular well structure according to claim 1, characterized in that the side of the cross bars (23) facing away from the bottom wall of the foundation pit (1) is fitted with a nylon net (7).