A new type of abandoned well device

Abstract

The present invention is a novel abandoned flow well device, including an abandoned flow well body, a placing platform is provided at the well mouth, a filter screen is provided on the placing platform, a steel mesh cover is provided on the top surface of the filter screen, a plurality of slings are connected to the steel mesh cover, a filter hanging box with an open top surface is connected to the other end of the sling, an upper filter screen and a lower filter screen are provided in the filter hanging box, a No. 1 biological filler is filled between the upper filter screen and the lower filter screen, a plurality of L-shaped overflow pipes are connected to the upper side wall of the filter hanging box, a water outlet pipe is connected to the bottom surface of the filter hanging box, a vertical overflow weir is connected to the bottom surface of the abandoned flow well body, a downstream rainwater pipe is provided on one side of the downstream water tank, an upstream rainwater pipe is provided on one side of the upper part of the upstream water tank, and an abandoned flow pipe is provided on one side of the bottom of the upstream water tank. The present invention is simple and flexible, has a simple structure, can effectively reduce site occupation, and has the function of rainwater purification, making the method of using the abandoned flow well device for rainwater purification particularly convenient and safe, and the overall structure is simple and reasonable, and the purification effect is good.

Description

Technical Field

[0001] The invention relates to the technical field of abandoned flow wells, and in particular to a novel abandoned flow well device. Background Art

[0002] During construction, in order to prevent rainwater from flowing into and polluting the river, a waste flow well device is usually used to solve this problem. The initial rainwater is directly transported to the water treatment plant for purification and then used, and the later rainwater is directly used. However, the existing waste flow well device is not simple and flexible enough, has a complex structure, a large size, and cannot automatically separate the initial rainwater from the later rainwater, which results in increased costs and inconvenience in construction. Summary of the invention

[0003] The present invention aims to solve the deficiencies of the prior art and provide a novel abandoned flow well device.

[0004] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a new type of abandoned flow well device, including an abandoned flow well body, a wellhead is arranged on the top surface of the abandoned flow well body, a placing platform is arranged at the wellhead, a filter screen is arranged on the placing platform, a steel mesh cover is arranged on the top surface of the filter screen, a plurality of slings are connected to the steel mesh cover, and a filter hanging box with an open top surface is connected to the other end of the sling, the filter hanging box is located directly below the wellhead and is used to receive rainwater flowing from the wellhead, an upper filter screen and a lower filter screen are arranged in the filter hanging box, and the upper filter screen and the lower filter screen are both connected to the inner wall of the filter hanging box, a No. 1 biological filler is filled between the upper filter screen and the lower filter screen, and a plurality of L-shaped overflow pipes are connected to the upper side wall of the filter hanging box The outlet of the overflow pipe faces downward, the bottom of the filter hanging box is connected to the outlet pipe, the bottom of the abandonment well body is connected to a vertical overflow weir, the overflow weir divides the middle and lower part of the abandonment well body into two water tanks, the water tank on the left is called the downstream tank, and the water tank on the right is called the upstream tank. The top surface of the overflow weir is connected to a filter cover, and the cavity formed by the filter cover and the top surface of the overflow weir is filled with No. 2 biological filler. The outlet end of the outlet pipe passes through the filter cover and No. 2 biological filler and extends to the top of the downstream tank. The outlet of the overflow pipe is located above the upstream tank, a downstream rainwater pipe is provided on one side of the downstream tank, an upstream rainwater pipe is provided on the upper side of the upstream tank, and a abandonment pipe is provided on the bottom side of the upstream tank.

[0005] The bottom surface of the downstream water tank is inclined, and the downstream rainwater pipe is connected to the lower side of the bottom surface of the downstream water tank.

[0006] The height of the upstream storm sewer is higher than that of the downstream storm sewer.

[0007] The top surface height of the overflow weir is higher than the height of the downstream stormwater pipe.

[0008] The bottom surface height of the lower end of the overflow pipe is lower than the top surface height of the overflow weir.

[0009] The upper surface of the steel mesh cover is flush with the ground.

[0010] A guide edge is arranged at the upper end of the filter hanging box, and the guide edge is in contact with the top wall of the abandoned flow well body.

[0011] The beneficial effects of the present invention are as follows: the present invention is simple and flexible, has a simple structure, can effectively reduce site occupation, and has the function of purifying rainwater, making the method of using a discarded well device to purify rainwater particularly convenient and safe, the overall structure is simple and reasonable, and the purification effect is good. Therefore, the present invention does not need to build initial rainwater collection, transportation pipelines and rainwater purification facilities, so that the initial rainwater can be decontaminated and purified through interception, adsorption, filtration and biochemical degradation, and the initial rainwater is automatically separated from the later rainwater. The initial rainwater is purified and then used, and the later rainwater is directly used. The initial rainwater is accommodated, the rainwater collection time is delayed, and the rainwater runoff is reduced. The location of the rainwater outlet and the underground space are used, and the land is not occupied separately. It is easy to clean and not blocked, and there is no need to replace the filter material. There is no energy consumption, no drug consumption, no carbon emissions, and low operating costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the present invention;

[0013] In the figure: 1- abandoned flow well body; 2- placement table; 3- filter screen; 4- steel mesh cover; 5- sling; 6- filter hanging box; 7- No. 1 biological filler; 8- diversion edge; 9- overflow pipe; 10- outlet pipe; 11- overflow weir; 12- downstream water tank; 13- upstream water tank; 14- filter cover; 15- No. 2 biological filler; 16- downstream rainwater pipe; 17- upstream rainwater pipe; 18- abandoned flow pipe;

[0014] The following is a detailed description of the embodiments of the present invention with reference to the accompanying drawings. DETAILED DESCRIPTION

[0015] The present invention will be further described below in conjunction with the accompanying drawings and embodiments:

[0016] like Figure 1As shown, a new type of abandoned flow well device comprises an abandoned flow well body 1, a wellhead is arranged on the top surface of the abandoned flow well body 1, a placing platform 2 is arranged at the wellhead, a filter screen 3 is arranged on the placing platform 2, a steel mesh cover plate 4 is arranged on the top surface of the filter screen 3, a plurality of slings 5 ​​are connected to the steel mesh cover plate 4, and a filter hanging box 6 with an opening on the top surface is connected to the other end of the sling 5, the filter hanging box 6 is located directly below the wellhead and is used to receive rainwater flowing down from the wellhead, an upper filter screen and a lower filter screen are arranged in the filter hanging box 6, and the upper filter screen and the lower filter screen are connected to the inner wall of the filter hanging box 6, a No. 1 biological filler 7 is filled between the upper filter screen and the lower filter screen, a plurality of L-shaped overflow pipes 9 are connected to the side wall of the upper end of the filter hanging box 6, the water outlet of the overflow pipe 9 faces downward, and the bottom surface of the filter hanging box 6 is connected to the water outlet The bottom surface of the waste well body 1 is connected with a vertical overflow weir 11, the overflow weir 11 divides the middle and lower part of the waste well body 1 into two water tanks, the water tank on the left is called the downstream tank 12, and the water tank on the right is called the upstream tank 13. The top surface of the overflow weir 11 is connected with a filter cover 14, and the cavity formed by the filter cover 14 and the top surface of the overflow weir 11 is filled with No. 2 biological filler 15. The outlet end of the outlet pipe 10 passes through the filter cover 14 and the No. 2 biological filler 15 and then extends to the top of the downstream tank 12. The outlet of the overflow pipe 9 is located above the upstream tank 13. A downstream rainwater pipe 16 is provided on one side of the downstream tank 12, an upstream rainwater pipe 17 is provided on one side of the upper part of the upstream tank 13, and a waste pipe 18 is provided on one side of the bottom of the upstream tank 13.

[0017] The bottom surface of the downstream water tank 12 is inclined, and the downstream rainwater pipe 16 is connected to the lower side of the bottom surface of the downstream water tank 12 .

[0018] The height of the upstream rainwater pipe 17 is higher than that of the downstream rainwater pipe 16 .

[0019] The top surface height of the overflow weir 11 is higher than the height of the downstream rainwater pipe 16 .

[0020] The bottom surface of the lower end of the overflow pipe 9 is lower than the top surface of the overflow weir 11.

[0021] The upper surface of the steel mesh cover plate 4 is flush with the ground.

[0022] A guide edge 8 is provided at the upper end of the filter hanging box 6 , and the guide edge 8 is in contact with the inner top wall of the abandoned flow well body 1 .

[0023] When the present invention is working, when the initial rainwater flows in from the wellhead, it is initially decontaminated and purified through the filtration of the steel mesh cover 4, the filter mesh 3 and the biochemical degradation of the No. 1 biological filler 7, and then flows out from the outlet pipe 10 at the bottom of the filter hanging box 6 and is finally discharged from the downstream rainwater pipe 16. When a large amount of rainwater flows in from the wellhead at a later time, it will overflow from the several L-shaped overflow pipes 9 connected to the upper side wall of the filter hanging box 6 and be discharged through the discard pipe 18 arranged at the bottom of the present invention. When a small amount of initial rainwater flows in from the upstream rainwater pipe 17, this part of the initial rainwater will be directly discharged from the discard pipe 18. When a large amount of rainwater flows in from the upstream rainwater pipe 17 at a later time, this part of the rainwater will overflow the overflow weir 11 and flow into the downstream water tank 12 through the No. 2 biological filler 15 in the filter cover 14, and finally be discharged from the downstream rainwater pipe 16. By using the present invention, there is no need to construct initial rainwater collection, transportation pipelines and rainwater purification facilities. The present invention enables the initial rainwater to be decontaminated and purified through interception, adsorption, filtration and biochemical degradation. The initial rainwater is automatically separated from the later rainwater. The initial rainwater is utilized after purification, and the later rainwater is directly utilized. The initial rainwater is accommodated, the rainwater collection time is delayed, the rainwater runoff is reduced, the location of the abandoned well and the underground space are utilized, no land is occupied separately, the cleaning is convenient and there is no blockage, there is no need to replace the filter material, there is no energy consumption, no drug consumption, no carbon emission, and the operating cost is low.

[0024] The present invention is described above by way of example in conjunction with the accompanying drawings. It is obvious that the specific implementation of the present invention is not limited to the above-mentioned method. As long as various improvements are made using the method concept and technical solution of the present invention, or are directly applied to other occasions without improvement, they are all within the protection scope of the present invention.

Claims

1. A novel abandoned flow well device, comprising an abandoned flow well body (1), characterized in that: The top surface of the waste flow well body (1) is provided with a wellhead, a placement platform (2) is provided at the wellhead, a filter screen (3) is provided on the placement platform (2), a steel mesh cover plate (4) is provided on the top surface of the filter screen (3), a plurality of slings (5) are connected to the steel mesh cover plate (4), the other end of the slings (5) is connected to a filter hanging box (6) with an open top surface, the filter hanging box (6) is located directly below the wellhead, an upper filter screen and a lower filter screen are provided in the filter hanging box (6), and the upper filter screen and the lower filter screen are both connected to the inner wall of the filter hanging box (6), a No. 1 biological filler (7) is filled between the upper filter screen and the lower filter screen, a plurality of L-shaped overflow pipes (9) are connected to the upper side wall of the filter hanging box (6), the water outlet of the overflow pipe (9) faces downward, the bottom surface of the filter hanging box (6) is connected to a water outlet pipe (10), and the bottom surface of the waste flow well body (1) is connected to a vertical overflow weir (11), the overflow weir (11) divides the middle and lower part of the waste well body (1) into two water tanks, the water tank located on the left is called the downstream water tank (12), and the water tank located on the right is called the upstream water tank (13). The top surface of the overflow weir (11) is connected to a filter cover (14), and the cavity formed by the filter cover (14) and the top surface of the overflow weir (11) is filled with a second biological filler (15). The outlet end of the outlet pipe (10) passes through the filter cover (14) and the second biological filler (15) and then extends to the top of the downstream water tank (12). The outlet of the overflow pipe (9) is located above the upstream water tank (13). A downstream rainwater pipe (16) is provided on one side of the downstream water tank (12), an upstream rainwater pipe (17) is provided on one side of the upper part of the upstream water tank (13), and a waste flow pipe (18) is provided on one side of the bottom of the upstream water tank (13); The height of the upstream rainwater pipe (17) is higher than the height of the downstream rainwater pipe (16); The top surface height of the overflow weir (11) is higher than the height of the downstream rainwater pipe (16).

2. The new abandoned well device according to claim 1 is characterized in that: The bottom surface of the lower end of the overflow pipe (9) is lower than the top surface of the overflow weir (11).

3. The new abandoned well device according to claim 1 is characterized in that: The upper surface of the steel mesh cover plate (4) is flush with the ground.

4. The novel abandoned well device according to claim 1 is characterized in that: A flow guide edge (8) is provided at the upper end of the filter hanging box (6), and the flow guide edge (8) is in contact with the inner top wall of the waste flow well body (1).

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