CN213274985U

CN213274985U - Garbage leachate sampling device

Info

Publication number: CN213274985U
Application number: CN202022640507.7U
Authority: CN
Inventors: 常晓娟; 田伟; 舒玉焕; 张鹏; 刘�英; 彭莉
Original assignee: Chongqing Municipal Environmental Sanitation Monitoring Center
Current assignee: Chongqing Municipal Environmental Sanitation Monitoring Center
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-05-25
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a landfill leachate sampling device relates to environmental monitoring technical field, including polluting the soil layer, the inside of polluting the soil layer is provided with the retaining bucket, the top of retaining bucket is provided with the top cap, the both sides of retaining bucket are provided with first filter screen, the inside of first filter screen is provided with takes out the pipe, the top of polluting the soil layer is provided with takes out the pipe, the top of taking out the pipe is connected with the suction box admittedly, the top fixedly connected with spring of suction box. The utility model discloses in, can carry out the sampling test to filtration liquid at any time, repeated loaded down with trivial details operation when avoiding carrying out the sampling test many times has improved staff's intensity of labour, has improved work efficiency, can filter impurity such as earth stone in filtration liquid, has improved the quality that detects, is provided with and takes out the groove, can take out the second filter screen, carries out the part to the impurity at its top and takes out in addition to do the detection, has improved work efficiency.

Description

Garbage leachate sampling device

Technical Field

The utility model relates to an environmental monitoring technical field, concretely relates to landfill leachate sampling device.

Background

The environmental monitoring is to monitor and measure the index reflecting the environmental quality to determine the environmental pollution condition and the environmental quality. The environment monitoring mainly comprises the monitoring of physical indexes, the monitoring of chemical indexes and the monitoring of an ecosystem, and is the basis of scientific environment management and environment law enforcement supervision and is essential basic work for environment protection. The core objective of environment monitoring is to provide data of the current situation and the change trend of the environmental quality, judge the environmental quality, evaluate the current main environmental problems, serve the environmental management, seriously pollute the land in some garbage piling areas, and at the moment, need to sample and observe the land for many times to find a coping method. Document CN107907372A discloses a landfill leachate on-site sampling device, which comprises a negative pressure inflator, a piston device, a fixed steel ring, an above-ground liquid collecting bottle and an underground leachate tank, wherein the negative pressure inflator is of a cylindrical tubular structure, two sides of the barrel are provided with communicated rectangular slideways, and the bottom of the barrel opposite to the slideways at the two sides is respectively provided with an air inlet and an air outlet; the piston device comprises a T-shaped slide bar, two ends of the slide bar are connected with the negative pressure air cylinder through a slide way, and the bottom of the slide bar is connected with a rubber diaphragm through a steel pad; the fixed steel ring is fixed at the lower part of the inner side of the negative pressure air cylinder, a plurality of circular vent holes are arranged on the fixed steel ring, and a spring device is arranged at the upper part of the fixed steel ring and is directly contacted with a rubber diaphragm of the piston device; the ground liquid collecting bottle is a bottle-shaped container for collecting percolate, the bottle plug of the ground liquid collecting bottle is provided with a liquid collecting bottle exhaust port, the shoulder position is provided with a liquid inlet and a liquid inlet one-way valve, and the bottom position is provided with a liquid outlet; the underground liquid permeating tank is a cylindrical tank-shaped container with a top cover, a liquid feeding pipe is inserted into the middle of the top cover and is connected with a liquid inlet of the above-ground liquid collecting bottle, water permeating holes which are uniformly distributed are formed in the periphery of a tank body of the underground liquid permeating tank, and 2-3 layers of filter screens are wound on the outer side of each water permeating hole.

But current landfill leachate sampling device is more single, carries out the operation that the staff of being not convenient for of a lot of samples, all will dig the foundation ditch again at every turn and wait for leachate taking a sample, and is more loaded down with trivial details, contains more earth stone impurity in the leachate of sample simultaneously, influences the accuracy nature that detects.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a landfill leachate sampling device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a garbage leachate sampling device comprises a polluted soil layer, wherein a water storage barrel is arranged inside the polluted soil layer, a top cover is arranged at the top of the water storage barrel, first filter screens are arranged on two sides of the water storage barrel, a suction pipe is arranged inside the water storage barrel, a placing table is arranged at the top of the polluted soil layer, a water pumping box is fixedly connected to the top of the placing table, a spring is fixedly connected to the top of the water pumping box, one end of the spring is fixedly connected with a connecting column, a compression cavity is arranged inside the water pumping box, a pressure pad is arranged at the bottom of the connecting column, openings are formed in two sides of the pressure pad, a first fixed block is fixedly connected to the top of the pressure pad, a first connecting plate is arranged at the top of the first fixed block, a first sealing ring is arranged at the bottom of one side, away from the first fixed block, of the first connecting, the top of second fixed block is provided with the second connecting plate, one side bottom that the second fixed block was kept away from to the second connecting plate is provided with the second sealing washer, one side of compression chamber is provided with the connecting pipe, the one end of connecting pipe is provided with the rose box, the inside of rose box is provided with the second filter screen, one side of second filter screen is provided with the handle, one side of rose box sets up the drawing groove, one side bottom of rose box is provided with the delivery port.

As a further aspect of the present invention: one side of the first connecting plate is connected with the top of the first fixing block in a rotating mode, and the diameter of the first connecting plate is larger than that of the through opening.

As a further aspect of the present invention: the pressure pad is matched with the compression cavity, one side of the second connecting plate is rotatably connected with the top of the second fixing block, and the diameter of the second connecting plate is larger than that of the pumping pipe.

As a further aspect of the present invention: one side of the top cover is rotatably connected with one side of the top of the water storage barrel.

As a further aspect of the present invention: the one end of taking out the pipe is connected through interference fit with the bottom of top cap and the bottom of placing the platform, just the one end of taking out the pipe runs through in the bottom of suction box and is in the inside of suction box.

As a further aspect of the present invention: the one end of spliced pole is passed through clearance fit with the bottom of draw-out water tank and is connected and be in the inside in compression chamber, the second filter screen with take out groove looks adaptation.

Compared with the prior art, the beneficial effects of the utility model are that: the device is provided with the spliced pole, a spring, the connecting plate, the fixed block, water storage bucket and pressure pad, can carry out the sample detection to filtration liquid at any time, repeated loaded down with trivial details operation when avoiding carrying out the sample detection many times, staff's intensity of labour has been improved, work efficiency has been improved, be provided with first filter screen and second filter screen, impurity such as earth stone in filtration liquid filters, avoid impurity to join wherein, influence the accuracy of follow-up detection, the quality of detection has been improved, be provided with and take out the groove, can take out the second filter screen, carry out the part to the impurity at its top and take out and do the detection in addition, the detection of cooperation filtration liquid makes the method of faster searching reply, work efficiency is improved, wash the filter screen simultaneously, prevent to block up, the suitability of device has been improved.

Drawings

Fig. 1 is a schematic sectional structure view of a landfill leachate sampling device.

Fig. 2 is an enlarged structure schematic diagram of a in the landfill leachate sampling device.

Fig. 3 is a schematic view of a second filter screen in the landfill leachate sampling device.

The labels in the figure are: 1. a contaminated soil layer; 2. a top cover; 3. a water storage barrel; 4. a first filter screen; 5. drawing a pipe; 6. a compression chamber; 7. a water pumping box; 8. connecting columns; 9. a spring; 10. a connecting pipe; 11. a filter box; 12. a second filter screen; 13. drawing the groove; 14. a water outlet; 15. a port; 16. a pressure pad; 17. a first connecting plate; 18. a first fixed block; 19. a second fixed block; 20. a first seal ring; 21. a second connecting plate; 22. a second seal ring; 23. a handle; 24. and (6) placing the table.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the landfill leachate sampling device comprises a contaminated soil layer 1, a water storage barrel 3 is arranged inside the contaminated soil layer 1, a top cover 2 is arranged at the top of the water storage barrel 3, first filter screens 4 are arranged on two sides of the water storage barrel 3, a pumping pipe 5 is arranged inside the water storage barrel 3, a placing table 24 is arranged at the top of the contaminated soil layer 1, a pumping tank 7 is fixedly connected to the top of the placing table 24, a spring 9 is fixedly connected to the top of the pumping tank 7, a connecting column 8 is fixedly connected to one end of the spring 9, a compression cavity 6 is arranged inside the pumping tank 7, a pressure pad 16 is arranged at the bottom of the connecting column 8, through holes 15 are formed in two sides of the pressure pad 16, a first fixed block 18 is fixedly connected to the top of the pressure pad 16, a first connecting plate 17 is arranged at the top of the first fixed block 18, a first, the bottom fixedly connected with second fixed block 19 of compression chamber 6, the top of second fixed block 19 is provided with second connecting plate 21, one side bottom that second fixed block 19 was kept away from to second connecting plate 21 is provided with second sealing washer 22, one side of compression chamber 6 is provided with connecting pipe 10, the one end of connecting pipe 10 is provided with rose box 11, the inside of rose box 11 is provided with second filter screen 12, one side of second filter screen 12 is provided with handle 23, one side of rose box 11 sets up drawer 13, one side bottom of rose box 11 is provided with delivery port 14, repeated loaded down with trivial details operation when avoiding many times to carry out the sample detection has improved staff's intensity of labour, thereby work efficiency has been improved.

Referring to fig. 2, one side of the first connecting plate 17 is rotatably connected to the top of the first fixing block 18, and the diameter of the first connecting plate 17 is larger than that of the through opening 15, so that the percolate can be pushed from the through opening 15 against the first connecting plate 17 into the top of the pressure pad 16.

Referring to fig. 1 and 2, the pressure pad 16 is adapted to the compression chamber 6, one side of the second connecting plate 21 is rotatably connected to the top of the second fixing block 19, and the diameter of the second connecting plate 21 is larger than that of the suction pipe 5, so that the percolate can be conveniently introduced into the filter box from the compression chamber.

Referring to fig. 1, one side of the top cover 2 is rotatably connected with one side of the top of the water storage barrel 3, and the water storage barrel 3 can be opened and cleaned after sampling is finished.

Referring to fig. 1 and 2, one end of the pumping pipe 5 is connected to the bottom of the top cover 2 and the bottom of the placing table 24 by interference fit, and one end of the pumping pipe 5 penetrates through the bottom of the pumping box 7 and is located inside the pumping box 7, so that the percolate can be pumped into the compression cavity 6.

Referring to fig. 1 to 3, one end of the connecting column 8 is connected to the bottom of the pumping box 7 in a clearance fit manner and is located inside the compression chamber 6, the second filter screen 12 is adapted to the pumping groove 13, and the second filter screen 12 further filters impurities in the percolate.

The working principle is as follows: when the device is used, firstly, a foundation pit is dug out of the garbage polluted soil to be detected, the water storage barrel 3 is buried, then the top cover 2 is covered, the soil layer is filled, the pumping pipe 5 is connected with the pumping box 7, when sampling inspection is required, a worker applies force to the connecting column 8, the spring 9 is pressed downwards to stretch, one end of the connecting column 8 drives the pressure pad 16 to move downwards, the pressure pad 16 rotates upwards in the compression cavity 6 due to air compression at the bottom, one side of the first connecting plate 17 rotates, when the pressure pad 16 is contacted with the bottom of the inner wall of the compression cavity 6, the force application is stopped, then the connecting column 8 is driven back by the restoring force of the spring 9, the pressure pad 16 moves upwards, the first connecting plate 17 is closed, the second connecting plate 21 rotates upwards, percolate in the water storage barrel 3 is pumped out to the inside the compression cavity 6 through the pumping pipe 5 due to suction force, and the pressure pad 16 moves downwards in reciprocating operation, percolate penetrates through the top of first connecting plate 17 entering pressure pad 16 and moves backwards, so that percolate enters into connecting pipe 10 and enters into filter box 11 through connecting pipe 10, and the second filter screen 12 filters impurities such as soil stones therein, and finally the percolate is taken out through water outlet 14 and is detected, and the second filter screen 12 is taken out through handle 23, so that the impurities at the top of the second filter screen are subjected to additional detection, and the second filter screen is cleaned.

Claims

1. Landfill leachate sampling device, including polluting soil layer (1), its characterized in that: the soil pollution device is characterized in that a water storage barrel (3) is arranged inside the polluted soil layer (1), a top cover (2) is arranged at the top of the water storage barrel (3), first filter screens (4) are arranged on two sides of the water storage barrel (3), a pumping pipe (5) is arranged inside the water storage barrel (3), a placing table (24) is arranged at the top of the polluted soil layer (1), a pumping box (7) is fixedly connected to the top of the placing table (24), a spring (9) is fixedly connected to the top of the pumping box (7), a connecting column (8) is fixedly connected to one end of the spring (9), a compression cavity (6) is arranged inside the pumping box (7), a pressure pad (16) is arranged at the bottom of the connecting column (8), through holes (15) are formed in two sides of the pressure pad (16), a first fixing block (18) is fixedly connected to the top of the pressure pad, a first connecting plate (17) is arranged at the top of the first fixing block (18), a first sealing ring (20) is arranged at the bottom of one side of the first connecting plate (17) far away from the first fixing block (18), the bottom of the compression cavity (6) is fixedly connected with a second fixed block (19), the top of the second fixed block (19) is provided with a second connecting plate (21), a second sealing ring (22) is arranged at the bottom of one side of the second connecting plate (21) far away from the second fixed block (19), one side of the compression cavity (6) is provided with a connecting pipe (10), one end of the connecting pipe (10) is provided with a filter box (11), a second filter screen (12) is arranged in the filter box (11), a handle (23) is arranged on one side of the second filter screen (12), one side of the filter box (11) is provided with a drawing groove (13), and the bottom of one side of the filter box (11) is provided with a water outlet (14).

2. The landfill leachate sampling device of claim 1, wherein: one side of the first connecting plate (17) is rotatably connected with the top of the first fixing block (18), and the diameter of the first connecting plate (17) is larger than that of the through hole (15).

3. The landfill leachate sampling device of claim 1, wherein: the pressure pad (16) is matched with the compression cavity (6), one side of the second connecting plate (21) is rotatably connected with the top of the second fixing block (19), and the diameter of the second connecting plate (21) is larger than that of the pumping pipe (5).

4. The landfill leachate sampling device of claim 1, wherein: one side of the top cover (2) is rotatably connected with one side of the top of the water storage barrel (3).

5. The landfill leachate sampling device of claim 1, wherein: the one end of taking out pipe (5) is connected through interference fit with the bottom of top cap (2) and the bottom of placing platform (24), just the one end of taking out pipe (5) is run through in the bottom of draw-out box (7) and is in the inside of draw-out box (7).

6. The landfill leachate sampling device of claim 1, wherein: the one end of spliced pole (8) is passed through clearance fit with the bottom of draw-out water tank (7) and is connected and be in the inside in compression chamber (6), second filter screen (12) and drawing groove (13) looks adaptation.