CN211948830U - Vertical flushing device for landfill leachate drainage guide system - Google Patents
Vertical flushing device for landfill leachate drainage guide system Download PDFInfo
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- CN211948830U CN211948830U CN202020107346.2U CN202020107346U CN211948830U CN 211948830 U CN211948830 U CN 211948830U CN 202020107346 U CN202020107346 U CN 202020107346U CN 211948830 U CN211948830 U CN 211948830U
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Abstract
The utility model discloses a vertical flushing device for a landfill leachate guide and drainage system, which comprises a vertical guide and drainage pipe, a guide pipe and a connecting device; the tube body of the vertical guide and discharge tube is provided with an opening; the guide pipe is an L-shaped bent pipe, and one end of the guide pipe is coaxially connected with the vertical guide exhaust pipe; the connecting device comprises a clamp clamping piece and a locking structure, the locking structure is used for locking the clamp clamping piece on a pipe body of the percolate drainage guide pipe, and the clamp clamping piece and the bottom end of the vertical drainage guide pipe are vertically installed and the guide pipe wraps the clamp clamping piece. The utility model discloses a vertical washing unit can reach the filtration liquid drainage guide system of assigned position fast effectively in, improves filtration liquid drainage guide's stifled problem of silting up, promotes filtration liquid drainage guide efficiency.
Description
Technical Field
The utility model relates to a landfill leachate drainage guide system technical field, concretely relates to a vertical washing unit for landfill leachate drainage guide system.
Background
The landfill is one of important facilities for solid waste management in China, and is closely related to the life of residents and urban and rural environments. The landfill leachate drainage guide system is an important component of a landfill liner system, and generally comprises a geotextile protective layer, a gravel drainage guide layer, a drainage guide blind ditch and a leachate drainage guide pipe. In practical engineering, the percolate drainage guide layer system is found to be clogged after the landfill is operated for years, wherein the place with the most serious clogging is the percolate drainage guide layer. The clogging of the percolate guide and discharge system can directly lead to the rise of the percolate level in the landfill, the seepage rate of the percolate is increased due to the overhigh water level, the risk of the slippage instability of the pile is also increased, and huge potential safety hazards are formed.
In order to ensure safe and stable operation of the landfill and reduce pollution to the surrounding environment, the method is of great importance in considering the problems of siltation prevention of a drainage guide system in the operation process of the landfill and how to clean the drainage guide system after siltation. Because the design requirement of the landfill site constructed at the present stage of China is relatively lagged, the prevention and treatment problem of siltation is usually rarely considered, so that the siltation is generated and cannot be cleaned in time, and finally, the siltation is completely silted. During clogging cleaning, a general idea is to enable flushing equipment to enter a drainage guide system at a water outlet end for backwashing, but the flushing equipment is difficult to effectively enter the leachate drainage guide system due to the structural arrangement problem of the drainage guide system or the reason that a channel is not smooth.
SUMMERY OF THE UTILITY MODEL
To the weak point that exists in the above-mentioned problem, the utility model provides a vertical washing unit for landfill filtration liquid drainage guide system, this vertical washing unit can reach the filtration liquid drainage guide system of assigned position fast effectively in, improves filtration liquid drainage guide's the stifled problem of silting up, promotes filtration liquid drainage guide efficiency.
The utility model discloses a vertical washing unit for landfill leachate drainage guide system, include: the vertical guide exhaust pipe, the guide pipe and the connecting device;
the pipe body of the vertical guide and discharge pipe is provided with an opening;
the guide pipe is an L-shaped bent pipe, and one end of the guide pipe is coaxially connected with the vertical guide exhaust pipe;
the connecting device comprises a clamp clamping piece and a locking structure, wherein the locking structure is used for locking the clamp clamping piece on a pipe body of the percolate guide pipe, the clamp clamping piece is vertically installed at the bottom end of the vertical guide pipe, and the guide pipe wraps the clamp clamping piece.
As a further improvement, during the use, the stand pipe passes the preformed hole of filtration liquid drainage guide pipe is arranged in the filtration liquid drainage guide pipe, the clamp clamping piece passes through locking structure locks on the pipe shaft of filtration liquid drainage guide pipe, after the locking the clamp clamping piece with filtration liquid drainage guide pipe is coaxial to be set up, the other end of stand pipe with filtration liquid drainage guide pipe's axis parallel arrangement.
As a further improvement of the utility model, the guide tube include with the filtration liquid drainage guide pipe in the unanimous positive washing pipe of rivers direction and with filtration liquid drainage guide pipe in the interior rivers opposite direction's back flush pipe.
As a further improvement, the vertical guide pipe is fixed with the guide pipe by hot-melt welding or is of an integral structure.
As a further improvement, the vertical guide pipe is fixed with the clamp clamping piece by hot melt welding or is of an integral structure.
As a further improvement, the vertical guide exhaust pipe and the percolate guide exhaust pipe are HDPE pipes.
As a further improvement, the inner side of the clamp clamping piece is provided with a buffer washer.
As a further improvement of the present invention, the locking structure comprises a locking bolt, a nut and a gasket;
the locking bolt penetrates through the reserved connecting hole at the fixed end of the clamp clamping piece and is fixed with the gasket through the nut.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the vertical flushing device of the utility model vertically enters the drainage guide system from the stack body, thus solving the problem that the general flushing equipment is difficult to effectively enter the passage of the leachate drainage guide system;
2. the connecting device of the utility model can realize the problem of underwater pipeline connection and meet the requirement of general percolate guide and discharge pipeline connection;
3. the vertical flushing device of the utility model can realize the function of accurate positioning, the arrangement form, the number and the position of the vertical flushing device can be arranged at the position of the laying coordinate of the percolate pipeline, and the vertical flushing device can be adopted no matter the whole landfill area or the local independent transformation is adopted, so the application range is wide and flexible;
4. the vertical flushing device of the utility model has the advantages that the vertical drainage guide pipe is provided with the hole, so that the vertical drainage guide pipe has the functions of vertical drainage guide and increases the drainage guide capacity of the percolate;
5. the utility model discloses a vertical washing unit makes the operation of washing that relies on filtration liquid collecting pipe end to get into completely become convenient, alternative operation, lets in washing unit can reach the filtration liquid drainage guide system of assigned position fast effectively, improves filtration liquid drainage guide's stifled problem of silting up, reduces the filtration liquid water level in the rubbish heap body to improve the ability that the landfill resisted the risk.
Drawings
Fig. 1 is a schematic sectional structure view of a vertical flushing device according to an embodiment of the present invention;
fig. 2 is a schematic view of a positive flushing structure of a vertical flushing device according to an embodiment of the present invention;
FIG. 3 is a schematic view of a back-washing structure of a vertical washing device according to an embodiment of the present invention;
fig. 4 is a schematic view of the positive flushing operation of the vertical flushing device disclosed in the embodiment of the present invention.
In the figure:
1. a vertical guide exhaust pipe; 2. a guide tube; 3. a connecting device; 4. opening a hole; 5. clamping a clamp piece; 6. a cushion washer; 7. a locking structure; 8. locking the bolt; 9. a nut; 10. a gasket; 11. a percolate drainage guide pipe; 12. positively flushing the catheter; 13. back flushing the conduit; 14. a high pressure spray gun; 15. a percolate guide and discharge layer; 16. weaving a mesh with steel bars; 17. and a gravel filling layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The invention is described in further detail below with reference to the accompanying drawings:
as shown in fig. 1-3, the utility model provides a vertical washing unit for landfill leachate drainage guide system, include: the device comprises a vertical guide exhaust pipe 1, a guide pipe 2 and a connecting device 3; wherein:
the pipe body of the vertical drainage guide pipe 1 of the utility model is provided with the opening 4, and the vertical drainage guide pipe is provided with the opening, so that the vertical drainage guide pipe has the functions of vertical drainage guide and increases the drainage guide capacity of percolate;
the guide pipe 2 of the utility model is an L-shaped bending pipe, one end of the guide pipe 2 (the first round pipe part of the bending pipe) is coaxially connected with the vertical guide pipe 1; wherein, vertical guide exhaust pipe 1 and guide pipe 2 hot melt welded fastening or formula structure as an organic whole, guide pipe 2 includes the positive washing pipe 12 that is unanimous with the interior rivers direction of filtration liquid guide exhaust pipe 11 and the back flush pipe 13 that is opposite with the interior rivers direction of filtration liquid guide exhaust pipe 11.
The connecting device 3 of the utility model comprises a clamp clamping piece 5 and a locking structure 7, wherein the locking structure 7 is used for locking the clamp clamping piece 5 on the pipe body of the percolate guide pipe 11, the clamp clamping piece 5 is vertically installed with the bottom end of the vertical guide pipe 1, and the guide pipe 2 is wrapped in the clamp clamping piece 5; the other end of the guide pipe 2 (the second round pipe part of the bending pipe) is arranged in the clamp clamping piece 5, and the other end of the guide pipe 2 is arranged in parallel with the axis of the clamp clamping piece 5; the vertical guide exhaust pipe 1 and the clamp clamping piece 5 are fixed by hot melting welding or are of an integrated structure.
The utility model discloses a during vertical washing unit used, in leachate guiding pipe 11 was arranged in to the preformed hole that stand pipe 2 passed leachate guiding pipe 11, clamp clamping piece 5 locked on leachate guiding pipe 11's pipe shaft through locking structure 7, clamp clamping piece 5 after the locking and leachate guiding pipe 11 coaxial settings, the other end of stand pipe 2 and leachate guiding pipe 11's axis parallel arrangement.
Further, the utility model discloses a vertical guide and exhaust pipe 1 is the HDPE pipe with filtration liquid guide and exhaust pipe 11.
Further, the utility model discloses a clamp clamping piece 5's inboard is equipped with cushion ring 6.
Further, the locking structure 7 of the present invention comprises a locking bolt 8, a nut 9 and a gasket 10, as shown in fig. 1, the locking bolt 8 passes through the reserved connection hole at the fixed end of the clamp clip 5, and is fixed and detached to be adjusted through the nut 9 and the gasket 10; the locking bolt 8, the nut 9 and the gasket 10 are made of corrosion-resistant plastic materials, and the locking structure 7 is made of other materials and is wrapped by polyethylene materials or subjected to corrosion-resistant treatment.
As shown in fig. 4, the utility model also provides a washing method based on vertical washing unit, including:
one or more vertical wells are built to the pipe body of the percolate drainage guide pipe 11; an orifice through which the guide pipe 2 passes is arranged at the pipe body of the percolate guide and discharge pipe 11; the guide pipe 2 extends into the percolate drainage guide pipe 11 through an orifice at the upper end of the percolate drainage guide pipe 11, and the vertical drainage guide pipe 1 and the percolate drainage guide pipe 11 are fixed through a connecting device 3; after the vertical flushing device is installed, a steel bar woven net 16 is installed on the wall of the vertical well, and pebbles are filled and compacted between the vertical well and the vertical guide and exhaust pipe 1 to form a pebble filling layer 17; a high-pressure spray gun 14 extends into the percolate discharge guiding pipe 11 from the vertical discharge guiding pipe 1, and the guide pipe 2 is used for carrying out forward and backward flushing to clear clogging substances in the percolate discharge guiding pipe 11.
The method specifically comprises the following steps:
And 3, after the vertical flushing device is installed, installing a steel bar woven net on the wall of the vertical well, densely filling the well with pebbles, finishing the installation of the whole device, and arranging a device for preventing rainwater from entering the top end of the vertical guide and exhaust pipe 1.
And 4, opening the rainwater inlet device at the top end of the vertical guide exhaust pipe when flushing, putting the high-pressure spray gun 14 into the percolate guide exhaust pipe 11 from the vertical guide exhaust pipe 1, adjusting the direction, the angle and the position of forward and reverse flushing by using the guide pipe 2, spraying high-pressure water flow into the percolate guide exhaust pipe 11 by using a spray head of the high-pressure spray gun 14, cleaning clogging substances, moving out the high-pressure spray gun 14 after flushing is finished, and closing the rainwater inlet device at the top end of the vertical guide exhaust pipe. Reasonable vertical flushing arrangement and regular flushing plan are formulated, clogging of the leachate guiding and draining system is cleaned regularly, normal operation of the leachate guiding and draining system can be guaranteed, and the effective service life of the leachate guiding and draining system is prolonged.
The utility model has the advantages that:
1. for the reasons that the arrangement of the guide and drainage system structure of the finished landfill site is difficult or the channel is not smooth, the general flushing equipment is difficult to effectively enter the percolate guide and drainage system; therefore, the vertical flushing device of the utility model vertically enters the drainage guide system from the stack body, thereby solving the problem that the general flushing equipment is difficult to effectively enter the passage of the leachate drainage guide system;
2. the bottom of an operated landfill usually stores partial percolate, and the connection of underwater environment plastic pipelines can not adopt the original hot melting welding; therefore, the connecting device of the utility model can realize the problem of underwater pipeline connection and meet the requirement of general percolate guide and discharge pipeline connection;
3. the vertical flushing device of the utility model can realize the function of accurate positioning, the arrangement form, the number and the position of the vertical flushing device can be arranged at the position of the laying coordinate of the percolate pipeline, and the vertical flushing device can be adopted no matter the whole landfill area or the local independent transformation is adopted, so the application range is wide and flexible;
4. the vertical flushing device of the utility model has the advantages that the vertical drainage guide pipe is provided with the hole, so that the vertical drainage guide pipe has the functions of vertical drainage guide and increases the drainage guide capacity of the percolate;
5. the utility model discloses a vertical washing unit and washing method make and rely on the operation of washing that filtration liquid collecting pipe end got into completely to become convenient, alternative operation, let among the filtration liquid drainage guide system that washing unit can reach assigned position fast effectively, improve filtration liquid drainage guide's stifled problem of silting up, reduce the filtration liquid water level in the rubbish heap body to improve the ability that the landfill resisted the risk.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A vertical washing unit for landfill leachate drainage guide system, its characterized in that includes: the vertical guide exhaust pipe, the guide pipe and the connecting device;
the pipe body of the vertical guide and discharge pipe is provided with an opening;
the guide pipe is an L-shaped bent pipe, and one end of the guide pipe is coaxially connected with the vertical guide exhaust pipe;
the connecting device comprises a clamp clamping piece and a locking structure, wherein the locking structure is used for locking the clamp clamping piece on a pipe body of the percolate guide pipe, the clamp clamping piece is vertically installed at the bottom end of the vertical guide pipe, and the guide pipe wraps the clamp clamping piece.
2. The vertical flushing device according to claim 1, wherein, in use, the guide pipe is placed in the leachate guide pipe through the prepared hole of the leachate guide pipe, the clamp clip is locked on the pipe body of the leachate guide pipe through the locking structure, the locked clamp clip is coaxially arranged with the leachate guide pipe, and the other end of the guide pipe is arranged in parallel with the axis of the leachate guide pipe.
3. The vertical flushing device of claim 1, wherein the guide pipe comprises a forward flushing conduit in flow direction with the percolate guide and a backwash conduit in flow direction opposite to the percolate guide.
4. The vertical flushing device of claim 1, wherein the vertical draining guide pipe and the guiding pipe are fixed by hot-melt welding or are in an integral structure.
5. The vertical flushing device of claim 1, wherein the vertical conduit is thermally welded to the clip or is an integral structure.
6. The vertical flushing device of claim 1, wherein the vertical drain conduit and the leachate drain conduit are both HDPE pipes.
7. The vertical flush device of claim 1, wherein the clip is provided with a cushion washer on an inside thereof.
8. The vertical flushing device of claim 1, wherein the locking structure comprises a locking bolt, a nut, and a washer;
the locking bolt penetrates through the reserved connecting hole at the fixed end of the clamp clamping piece and is fixed with the gasket through the nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020107346.2U CN211948830U (en) | 2020-01-17 | 2020-01-17 | Vertical flushing device for landfill leachate drainage guide system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020107346.2U CN211948830U (en) | 2020-01-17 | 2020-01-17 | Vertical flushing device for landfill leachate drainage guide system |
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| Publication Number | Publication Date |
|---|---|
| CN211948830U true CN211948830U (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020107346.2U Active CN211948830U (en) | 2020-01-17 | 2020-01-17 | Vertical flushing device for landfill leachate drainage guide system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431162A (en) * | 2021-06-21 | 2021-09-24 | 华能聊城热电有限公司 | Convenient device that sweeps of mediation industrial waste pond outlet conduit |
-
2020
- 2020-01-17 CN CN202020107346.2U patent/CN211948830U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431162A (en) * | 2021-06-21 | 2021-09-24 | 华能聊城热电有限公司 | Convenient device that sweeps of mediation industrial waste pond outlet conduit |
| CN113431162B (en) * | 2021-06-21 | 2022-09-09 | 华能聊城热电有限公司 | Convenient device that sweeps of mediation industrial waste pond outlet conduit |
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