Refuse landfill leachate drainage and landfill gas collection well

Abstract

The utility model discloses a landfill leachate drainage and landfill gas collection well, and relates to the technical field of refuse landfills. The refuse landfill leachate drainage and landfill gas collection well comprises a collection well main body, a leachate guide-out pipe is arranged at the top of the collection well main body, an extraction mechanism is arranged at the top of the collection well main body, and a filtering mechanism is arranged in the collection well main body. According to the landfill leachate guiding and discharging and landfill gas collecting well for the refuse landfill, by arranging the filter cylinder, when leachate needs to be filtered, the leachate is conveyed into the filter cylinder through the leachate guiding-out pipe firstly, the leachate is filtered through the filter cylinder, and garbage mixed in the leachate is prevented from flowing into the collecting well body; and meanwhile, the filter cartridge can be disassembled and assembled through the mounting rod, so that the filter cartridge is convenient to clean, and the device is convenient for filtering the leachate.

Description

Technical Field

[0001] The utility model belongs to the technical field of garbage landfills, and in particular relates to a landfill leachate drainage and landfill gas collection well. Background Art

[0002] The landfill leachate collection well is a well used to collect leachate from the landfill. Leachate is a high-concentration wastewater produced during the landfill process and is highly polluting. By setting up a leachate collection well, leachate can be effectively collected to prevent it from polluting the surrounding environment.

[0003] The above-mentioned device does not have a structure for collecting the leachate in the collection well by separating the solid and liquid when in use, so that when the leachate in the existing collection well is used, most of the leachate in the well is directly extracted and collected, so that the subsequent treatment of the leachate still requires many steps to separate and collect the leachate by solid-liquid filtration, which is too cumbersome. Based on the shortcomings of the existing technology, the utility model designs a landfill leachate drainage and landfill gas collection well. Utility Model Content

[0004] In order to solve the above problems existing in the prior art, the utility model provides a landfill leachate drainage and landfill gas collection well, which has the characteristics of solid-liquid separation and collection of the leachate in the collection well.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a landfill leachate drainage and landfill gas collection well, comprising a collection well body, a leachate outlet pipe is arranged on the top of the collection well body, an extraction mechanism is arranged on the top of the collection well body, and a filtering mechanism is arranged inside the collection well body;

[0006] The filter mechanism comprises a filter cartridge and a mounting rod. The filter cartridge is arranged inside the collection well body, and the upper surface of the filter cartridge is fixedly connected with the mounting rod.

[0007] As an optimal technical solution for the drainage of leachate and landfill gas collection well in a landfill of the utility model, the filtering mechanism also includes an annular groove, a top plate, a sealing ring 1 and a sealing ring 2. The annular groove is opened on the top of the filter cartridge, the top plate is movably clamped inside the annular groove, the upper surface of the top plate is fixedly connected to the sealing ring 1, and the upper surface of the top plate is fixedly connected to the sealing ring 2.

[0008] As an optimal technical solution for the landfill leachate drainage and landfill gas collection well of the utility model, a connecting hole is opened on the top of the collection well body, and a pumping pipe is arranged inside the collection well body.

[0009] As an optimal technical solution for landfill leachate drainage and landfill gas collection wells of the utility model, a flange is fixedly installed on one side of the leachate outlet pipe, and a connecting pipe is provided on one side of the flange.

[0010] As an optimal technical solution for the drainage of leachate from a landfill and the landfill gas collection well of the utility model, the extraction mechanism includes a filter bin, a landfill gas extraction pipe, a slot, a positioning block and a slot. The filter bin is arranged on the top of the collection well body, a landfill gas extraction pipe is fixedly installed on one side of the filter bin, a slot is provided on one side of the landfill gas extraction pipe, the positioning block is fixedly installed on the upper surface of the top plate, and a slot is fixedly connected to one side of the positioning block.

[0011] As an optimal technical solution for landfill leachate drainage and landfill gas collection well of the utility model, the top plate is fixedly installed on the top of the filter cartridge, and the top plate is arranged on one side of the leachate outlet pipe.

[0012] As an optimal technical solution for landfill leachate drainage and landfill gas collection well of the utility model, the sealing ring 1 is arranged on one side of the leachate outlet pipe, and the sealing ring 2 is arranged on one side of the landfill gas extraction pipe.

[0013] As an optimal technical solution for landfill leachate drainage and landfill gas collection well of the utility model, the clamping block is movably clamped in the interior of the clamping slot, and the filter chamber is arranged on the top of the filter cartridge.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. When the utility model is in use, by setting the filter cartridge, when it is necessary to filter the leachate, the leachate is first transported to the inside of the filter cartridge through the leachate outlet pipe, and the leachate is filtered by the filter cartridge to prevent the garbage mixed in the leachate from flowing into the inside of the collection well body and causing the clogging of the pumping pipe. At the same time, the filter cartridge can be disassembled and installed through the installation rod, which is convenient for cleaning the filter cartridge. The device is convenient for filtering the leachate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 This is a schematic diagram of the main structure of the collection well of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the leachate outlet pipe of the utility model;

[0019] Figure 3This is a schematic diagram of the structure of the leachate outlet pipe of the utility model;

[0020] Figure 4 It is a schematic diagram of the structure of the extraction mechanism of the utility model;

[0021] Figure 5 This is a schematic diagram of the filter mechanism structure of the utility model.

[0022] In the figure: 1. Collection well body; 101. Connection hole; 102. Pumping pipe; 2. Leachate outlet pipe; 201. Flange; 202. Connecting pipe; 3. Extraction mechanism; 301. Filter bin; 302. Landfill gas extraction pipe; 303. Slot; 304. Positioning block; 305. Block; 4. Filter mechanism; 401. Filter cartridge; 402. Mounting rod; 403. Annular groove; 404. Top plate; 405. Sealing ring 1; 406. Sealing ring 2. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Example 1

[0025] See also Figure 1-5 The utility model provides the following technical solutions: a landfill leachate drainage and landfill gas collection well, comprising a collection well body 1, a leachate outlet pipe 2 is arranged on the top of the collection well body 1, an extraction mechanism 3 is arranged on the top of the collection well body 1, and a filtering mechanism 4 is arranged inside the collection well body 1;

[0026] A connection hole 101 is provided at the top of the collection well body 1 , and a water pumping pipe 102 is provided inside the collection well body 1 .

[0027] A flange 201 is fixedly mounted on one side of the leachate outlet pipe 2 , and a connecting pipe 202 is provided on one side of the flange 201 .

[0028] It needs to be further explained that: a pumping pipe 102 is arranged inside the collecting well body 1, and the pumping pipe 102 is used to extract the leachate inside the collecting well body 1. A leachate outlet pipe 2 is arranged at the top of the collecting well body 1. The leachate outlet pipe 2 facilitates the transportation of the leachate to the inside of the collecting well body 1. An extraction mechanism 3 is arranged at the top of the collecting well body 1. The extraction mechanism 3 facilitates the extraction and filtering of the gas inside the collecting well body 1.

[0029] Example 2

[0030] See also Figure 4-5 , the utility model provides the following technical solutions:

[0031] The filter mechanism 4 includes a filter cartridge 401 and a mounting rod 402 . The filter cartridge 401 is disposed inside the collection well body 1 , and the mounting rod 402 is fixedly connected to the upper surface of the filter cartridge 401 .

[0032] The filtering mechanism 4 also includes an annular groove 403, a top plate 404, a sealing ring 1 405 and a sealing ring 2 406. The annular groove 403 is opened at the top of the filter cartridge 401. The top plate 404 is movably clamped inside the annular groove 403. The upper surface of the top plate 404 is fixedly connected to the sealing ring 1 405. The upper surface of the top plate 404 is fixedly connected to the sealing ring 2 406.

[0033] The extraction mechanism 3 includes a filter chamber 301, a landfill gas extraction pipe 302, a slot 303, a positioning block 304 and a block 305. The filter chamber 301 is arranged at the top of the collection well body 1. The landfill gas extraction pipe 302 is fixedly installed on one side of the filter chamber 301. A slot 303 is provided on one side of the landfill gas extraction pipe 302. The positioning block 304 is fixedly installed on the upper surface of the top plate 404. The block 305 is fixedly connected to one side of the positioning block 304.

[0034] The top plate 404 is fixedly installed on the top of the filter cartridge 401 , and the top plate 404 is arranged on one side of the leachate outlet pipe 2 .

[0035] Sealing ring 1 405 is arranged on one side of the leachate outlet pipe 2 , and sealing ring 2 406 is arranged on one side of the landfill gas extraction pipe 302 .

[0036] The clamping block 305 is movably clamped in the interior of the clamping slot 303 , and the filter chamber 301 is arranged on the top of the filter cartridge 401 .

[0037] It needs to be further explained that the leachate is transported to the interior of the filter cartridge 401 through the leachate outlet pipe 2, and the leachate is filtered by the filter cartridge 401 to prevent garbage mixed in the leachate from flowing into the interior of the collection well body 1 and causing the pumping pipe 102 to be blocked.

[0038] Working principle: When a landfill leachate drainage and landfill gas collection well is used, firstly, a pumping pipe 102 is arranged inside the collection well body 1, and the leachate inside the collection well body 1 is extracted by arranging the pumping pipe 102. A leachate outlet pipe 2 is arranged on the top of the collection well body 1, and the leachate outlet pipe 2 is arranged to facilitate the leachate to be transported to the inside of the collection well body 1. An extraction mechanism 3 is arranged on the top of the collection well body 1, and the extraction mechanism 3 is arranged to facilitate the extraction and filtering of the gas inside the collection well body 1. A filtering mechanism 4 is also arranged inside the collection well body 1, and the filtering mechanism 4 is arranged to facilitate the filtering of the leachate discharged from the leachate outlet pipe 2, and intercept the garbage mixed in the leachate.

[0039] When the leachate needs to be filtered, the leachate is first transported to the interior of the filter cartridge 401 through the leachate outlet pipe 2, and the leachate is filtered through the filter cartridge 401 to prevent the garbage mixed in the leachate from flowing into the interior of the collection well body 1 and causing the pumping pipe 102 to be blocked. At the same time, the filter cartridge 401 can be disassembled and installed through the mounting rod 402, which is convenient for cleaning the filter cartridge 401. The device is convenient for filtering the leachate.

[0040] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A landfill leachate drainage and landfill gas collection well, comprising a collection well body (1), characterized in that: A leachate outlet pipe (2) is provided at the top of the collection well body (1), an extraction mechanism (3) is provided at the top of the collection well body (1), and a filtering mechanism (4) is provided inside the collection well body (1); A filtering mechanism (4), the filtering mechanism (4) comprising a filter cartridge (401) and a mounting rod (402), the filter cartridge (401) being arranged inside a collection well body (1), and the mounting rod (402) being fixedly connected to the upper surface of the filter cartridge (401).

2. A landfill leachate drainage and landfill gas collection well according to claim 1, characterized in that: The filtering mechanism (4) further comprises an annular groove (403), a top plate (404), a sealing ring 1 (405) and a sealing ring 2 (406); the annular groove (403) is provided at the top of the filter cartridge (401); the top plate (404) is movably engaged inside the annular groove (403); the upper surface of the top plate (404) is fixedly connected to the sealing ring 1 (405); and the upper surface of the top plate (404) is fixedly connected to the sealing ring 2 (406).

3. The landfill leachate drainage and landfill gas collection well according to claim 1, characterized in that: A connection hole (101) is provided at the top of the collection well body (1), and a water extraction pipe (102) is provided inside the collection well body (1).

4. The landfill leachate drainage and landfill gas collection well according to claim 1, characterized in that: A flange (201) is fixedly mounted on one side of the leachate outlet pipe (2), and a connecting pipe (202) is provided on one side of the flange (201).

5. The landfill leachate drainage and landfill gas collection well according to claim 1, characterized in that: The extraction mechanism (3) comprises a filter chamber (301), a landfill gas extraction pipe (302), a clamping groove (303), a positioning block (304) and a clamping block (305); the filter chamber (301) is arranged at the top of the collection well body (1); a landfill gas extraction pipe (302) is fixedly mounted on one side of the filter chamber (301); a clamping groove (303) is provided on one side of the landfill gas extraction pipe (302); the positioning block (304) is fixedly mounted on the upper surface of a top plate (404); and a clamping block (305) is fixedly connected to one side of the positioning block (304).

6. The landfill leachate drainage and landfill gas collection well according to claim 2, characterized in that: The top plate (404) is fixedly mounted on the top of the filter cartridge (401), and the top plate (404) is arranged on one side of the leachate outlet pipe (2).

7. The landfill leachate drainage and landfill gas collection well according to claim 2, characterized in that: The sealing ring 1 (405) is arranged on one side of the leachate outlet pipe (2), and the sealing ring 2 (406) is arranged on one side of the landfill gas extraction pipe (302).

8. The landfill leachate drainage and landfill gas collection well according to claim 5, characterized in that: The clamping block (305) is movably clamped in the interior of the clamping slot (303), and the filter chamber (301) is arranged on the top of the filter cartridge (401).

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