CN211122118U

CN211122118U - Garbage leachate extraction and sampling device

Info

Publication number: CN211122118U
Application number: CN201921782660.4U
Authority: CN
Inventors: 陆朝阳; 赵坤; 汤丁丁; 刘金荣
Original assignee: Wuhan Water Environment Polytron Technologies Inc
Current assignee: Wuhan Water Environment Polytron Technologies Inc
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-07-28
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses a landfill leachate draws sampling device relates to the relevant field of refuse treatment, and is loaded down with trivial details for the processing procedure who solves current manual sample, and electronic sample is convenient problem inadequately. The utility model discloses a sampling device, including sampling tube, sealed connection pipe, sealed cover body, sampling tube, sampling cavity, piston rod and piston fixed connection, the upper end of sampling tube is provided with the extension pipe, it is fixed that the extension pipe passes through sealed connection pipe with the sampling tube to go up the extension pipe, the upper end of going up the extension pipe is provided with sealed cover body, the surface of sampling tube is provided with the scale mark, the inside of sampling tube is provided with the sample chamber, the lower extreme of sample intracavity portion is provided with the piston, the upper end of piston is provided with the piston rod, and.

Description

Garbage leachate extraction and sampling device

Technical Field

The utility model relates to a relevant field of refuse treatment specifically is a landfill leachate draws sampling device.

Background

The landfill leachate is high-concentration organic wastewater which is formed by deducting the saturated water holding capacity of garbage and a soil covering layer from the moisture contained in the garbage in a garbage landfill, rain, snow and water entering the landfill and other moisture, and passing through the garbage layer and the soil covering layer, and also contains accumulated moisture leaked from the garbage ready for incineration. The nature of landfill leachate varies with the time of operation of the landfill, which is determined primarily by the stabilization process of the landfill, which is generally divided into five stages, namely an initialization adjustment stage, a transition stage, an acidification stage, a methane fermentation stage, and a maturation stage. The leachate of the municipal refuse landfill is high-concentration organic wastewater with complex components, and if the leachate is directly discharged into the environment without treatment, serious environmental pollution is caused, so a treatment method for specifically selecting the leachate by sampling and judging the content of main chemical substances in the leachate is needed.

The existing sampling of a lot of garbage penetrating fluids is that workers move upper-layer garbage to expose the liquid level for manual sampling, the steps before the sampling are complicated, and a vacuum pump is used for pumping, but the range of a garbage landfill site is large, the vacuum pump is large in size and needs electricity, and the sampling is not convenient enough; therefore, the market urgently needs to develop a garbage leachate extraction and sampling device to help people solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a landfill leachate draws sampling device to the processing procedure of the current manual sample that provides in solving above-mentioned background art is loaded down with trivial details, and electronic sample is convenient problem inadequately.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a landfill leachate draws sampling device, includes the sampling tube, the upper end of sampling tube is provided with the extension tube, it is fixed through sealing connection pipe with the sampling tube to go up the extension tube, the upper end of going up the extension tube is provided with sealed lid, the surface of sampling tube is provided with the scale mark, the inside of sampling tube is provided with the sample chamber, the lower extreme of sample intracavity portion is provided with the piston, the upper end of piston is provided with the piston rod, and piston rod and piston fixed connection, and it is fixed that the piston rod passes through plastic bearing with sealed lid, and the piston rod passes through the buckle with plastic bearing and fixes.

Preferably, the piston rod sets up to the syllogic structure, the piston rod includes thin screw rod, the fine screw thread sleeve pipe of one-level and the fine screw thread sleeve pipe of second grade, and thin screw rod passes through the buckle with plastic bearing and fixes, and thin screw rod passes through threaded connection with the fine screw thread sleeve pipe of one-level, and the fine screw thread sleeve pipe of one-level passes through threaded connection with the fine screw thread sleeve pipe of second grade.

Preferably, the intermediate position of the seal cover body is provided with an embedding column, the upper end face of the embedding column is flush with the upper end face of the seal cover body, an annular baffle plate is arranged at the lower end between the embedding column and the seal cover body, the embedding column and the seal cover body are in threaded connection with the upper extension pipe, and the end face of the annular baffle plate is attached to the upper end face of the upper extension pipe.

Preferably, the upper end and the lower end of the outer surface of the upper long connecting pipe are both provided with first connecting external threads, and the upper end and the lower end of the inner surface of the upper long connecting pipe are both provided with first connecting internal threads.

Preferably, the sealing connection pipe comprises a connection pipe main body, a sealing inner pipe body is arranged inside the connection pipe main body, a silica gel sealing ring is arranged in the middle between the sealing inner pipe body and the connection pipe main body, the silica gel sealing ring is fixed with the sealing inner pipe body and the connection pipe main body in a hot melting mode, the sealing inner pipe body and the connection pipe main body are both arranged in a ring-column structure, and threads are arranged on the outer surface of the sealing inner pipe body and the inner surface of the connection pipe main body.

Preferably, the lower extreme of sampling tube surface is provided with the sample filtration pore, and the sample filtration pore runs through the sampling tube, the upper end of sampling tube surface is provided with the second and connects the external screw thread, the upper end of sampling tube internal surface is provided with the second and connects the internal thread.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an in, through the setting of sealed lid, piston rod and piston, when needing to take a sample, to lifting sealed lid, the piston upwards removes in the sampling tube, there is the negative pressure inside, for balanced pressure, can inwards bleed from the pore position of taking a sample, because the lower extreme of this device is in the rubbish penetrant when taking a sample, consequently extract rubbish penetrant in the sampling tube, need not dial earlier like traditional manual sampling and remove the sample after rubbish, can directly take a sample, and the step is simple, compare the mode that the electric pump extracts, the operation of this device is more seen simply conveniently;

2. in the utility model, the sealing cover body is provided with internal threads which are connected with the upper extension pipe threads or directly connected with the sampling pipe threads, so that the sealing cover body does not occupy space in a normal placing state, and the sealing cover body is fixed with the piston rod through a bearing, so that the sealing cover body is not influenced when the sealing cover body is separated by rotating the threads, when sampling is needed, the sealing cover body is unscrewed, and the penetrating fluid is extracted by lifting the sealing cover body to drive the piston to move upwards;

3. the utility model discloses an in, through the setting of last extension pipe and sealing connection pipe, can have the extension to the length of this device, because the area of landfill is big, the degree of depth of landfill position differs, consequently the length that needs prepare sampling device obviously exceeds the degree of depth of landfill position, and length overlength can cause the inconvenient condition of carrying, can freely lengthen through last extension pipe and sealing connection pipe, can use in different depth regions, and carry simply, easily operation.

Drawings

Fig. 1 is a front view of the garbage leachate extraction and sampling device of the present invention;

fig. 2 is a sectional view of the garbage leachate extraction and sampling device of the present invention;

FIG. 3 is a movement process diagram of the garbage leachate extraction and sampling device of the present invention;

fig. 4 is a front view of the seal cover body of the present invention;

FIG. 5 is a front view of the upper long pipe of the present invention;

fig. 6 is a front view of the sealing connection pipe of the present invention;

fig. 7 is a sectional view of the sealing connection pipe of the present invention;

fig. 8 is a front view of the sampling tube of the present invention.

In the figure: 1. sealing the cover body; 101. an embedded column; 102. an annular baffle; 2. a long pipe is connected upwards; 201. a first connecting external thread; 202. a first connecting internal thread; 3. sealing the connecting pipe; 301. a connecting pipe main body; 302. sealing the inner tube body; 303. a silica gel seal ring; 4. a sampling tube; 401. sampling and filtering holes; 402. a second connecting external thread; 403. a second connecting internal thread; 5. a sampling cavity; 6. a piston rod; 7. a piston.

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.

Referring to fig. 1-8, the present invention provides an embodiment: the utility model provides a landfill leachate draws sampling device, including sampling tube 4, the upper end of sampling tube 4 is provided with extension tube 2, it is fixed through sealing connection pipe 3 with sampling tube 4 to go up extension tube 2, the upper end of going up extension tube 2 is provided with sealed lid 1, the surface of sampling tube 4 is provided with the scale mark, the inside of sampling tube 4 is provided with sample chamber 5, the inside lower extreme in sample chamber 5 is provided with piston 7, piston 7 is sealed good with sampling tube 4, do benefit to and create the negative pressure environment and take a sample, the upper end of piston 7 is provided with piston rod 6, and piston rod 6 and piston 7 fixed connection, piston rod 6 passes through plastic bearing with sealed lid 1 and fixes, consequently, can take off sealed lid 1 earlier, through extension tube 2, be connected piston rod 6 and sealed lid 1 again after lengthening.

Further, the piston rod 6 sets up to the syllogic structure, the piston rod 6 includes thin screw rod, one-level thin thread sleeve pipe and second grade thin thread sleeve pipe, thin screw rod passes through the buckle with the plastic bearing and fixes, thin screw rod passes through threaded connection with one-level thin thread sleeve pipe, one-level thin thread sleeve pipe passes through threaded connection with second grade thin thread sleeve pipe, make the length of piston rod 6 can be adjusted, go up to connect long tube 2 and sampling tube 4 and do benefit to the sampling of penetrant after connecting through sealing connection pipe 3, the length of inside piston rod 6 needs corresponding extension after the outside connects, because of thin screw rod, pass through the thread tightening between one-level thin thread sleeve pipe and the second grade thin thread sleeve pipe are adjacent, length can not adjust by oneself under not receiving external force, when rotary seal lid 1, because of piston rod 6 passes through the plastic bearing with seal lid 1 and fixes, the.

Furthermore, an embedded column 101 is arranged at the middle position of the seal cover body 1, extends into the upper pipe 2 or the sampling pipe 4, the upper end face of the embedded column 101 is flush with the upper end face of the seal cover body 1, an annular baffle plate 102 is arranged at the lower end between the embedded column 101 and the seal cover body 1, the embedded column 101 and the seal cover body 1 are in threaded connection with the upper pipe 2, the end face of the annular baffle plate 102 is attached to the upper end face of the upper pipe 2, but whether sealing is unimportant here, and the seal cover body 1 mainly plays a role in closing and sampling driving.

Further, the upper end and the lower end of the outer surface of the upper long pipe 2 are both provided with first connecting external threads 201, and the upper end and the lower end of the inner surface of the upper long pipe 2 are both provided with first connecting internal threads 202, mainly for connection.

Further, the sealing connection pipe 3 includes a connection pipe main body 301, the inside of the connection pipe main body 301 is provided with a sealing inner pipe body 302, the middle between the sealing inner pipe body 302 and the connection pipe main body 301 is provided with a silica gel sealing ring 303, a sealing effect is achieved, after the upper extension pipe 2 is connected with the sampling pipe 4, each structure at the upper end of the sampling cavity 5 is kept to be sealed, only the position of the sampling filtering hole 401 can be used for air inlet and outlet, the silica gel sealing ring 303 is fixed with the sealing inner pipe body 302 and the connection pipe main body 301 through hot melting, the sealing inner pipe body 302 and the connection pipe main body 301 are both set to be in a ring column structure, the outer surface of the sealing inner pipe body 302 and.

Further, the lower extreme of sampling tube 4 surface is provided with sample filtration pore 401, and the penetrant gets into from here, and sample filtration pore 401 runs through sampling tube 4, and the upper end of sampling tube 4 surface is provided with the second and connects external screw thread 402, and the upper end of sampling tube 4 internal surface is provided with second and connects internal thread 403, plays the connection effect.

The working principle is as follows: when the sampling device is used, the sampling device is inserted into a required position, when the length is not enough, the sealing cover body 1 and the piston rod 6 are fixed through a buckle, so the sealing cover body 1 can be taken down firstly, the sealing connecting pipe 3 and the sampling pipe 4 are connected through a thread, the inner sealing pipe body 302 is arranged inside the sampling pipe 4, the upper extension pipe 2 and the sealing connecting pipe 3 are connected through a thread, the silica gel sealing ring 303 is sealed at the middle position of the upper extension pipe 2 and the sampling pipe 4, the length of the piston rod 6 is screwed to be matched with the height of the existing upper extension pipe 2 and the sampling pipe 4, the sealing cover body 1 and the piston rod 6 are fixed through a buckle, the sealing cover body 1 is pulled upwards, the piston 7 moves upwards along with the sampling pipe, a negative pressure environment is formed in the sampling pipe 4, the garbage penetrating fluid is extracted inwards through the sampling filter hole 401, and the sampling device is arranged in a sampling test pipe, the sealing cover body 1 is pushed downwards, so that the garbage penetrating fluid is moved into a sampling test tube from the sampling cavity 5, and the whole sampling work is completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a landfill leachate draws sampling device, includes sampling tube (4), its characterized in that: the upper end of sampling tube (4) is provided with extension tube (2), it is fixed through sealing connection pipe (3) to go up extension tube (2) and sampling tube (4), the upper end of going up extension tube (2) is provided with gland bonnet body (1), the surface of sampling tube (4) is provided with the scale mark, the inside of sampling tube (4) is provided with sample chamber (5), the inside lower extreme in sample chamber (5) is provided with piston (7), the upper end of piston (7) is provided with piston rod (6), and piston rod (6) and piston (7) fixed connection, and it is fixed that piston rod (6) pass through plastic bearing with gland body (1), and piston rod (6) pass through the buckle with plastic bearing and fix.

2. The landfill leachate extraction and sampling device of claim 1, wherein: piston rod (6) set up to the syllogic structure, piston rod (6) are including thin screw rod, the thin threaded sleeve pipe of one-level and the thin threaded sleeve pipe of second grade, and thin screw rod passes through the buckle with the plastic bearing and fixes, and thin screw rod passes through threaded connection with the thin threaded sleeve pipe of one-level, and the thin threaded sleeve pipe of one-level passes through threaded connection with the thin threaded sleeve pipe of second grade.

3. The landfill leachate extraction and sampling device of claim 1, wherein: the middle position of the sealing cover body (1) is provided with an embedding column (101), the upper end face of the embedding column (101) is flush with the upper end face of the sealing cover body (1), the lower end between the embedding column (101) and the sealing cover body (1) is provided with an annular baffle (102), the embedding column (101) and the sealing cover body (1) are in threaded connection with the upper extension pipe (2), and the end face of the annular baffle (102) is attached to the upper end face of the upper extension pipe (2).

4. The landfill leachate extraction and sampling device of claim 1, wherein: the upper end and the lower end of the outer surface of the upper long connecting pipe (2) are respectively provided with a first connecting external thread (201), and the upper end and the lower end of the inner surface of the upper long connecting pipe (2) are respectively provided with a first connecting internal thread (202).

5. The landfill leachate extraction and sampling device of claim 1, wherein: the sealing connecting pipe (3) comprises a connecting pipe main body (301), a sealing inner pipe body (302) is arranged inside the connecting pipe main body (301), a silica gel sealing ring (303) is arranged between the sealing inner pipe body (302) and the connecting pipe main body (301), the silica gel sealing ring (303) is fixed with the sealing inner pipe body (302) and the connecting pipe main body (301) in a hot melting mode, the sealing inner pipe body (302) and the connecting pipe main body (301) are both arranged to be of a ring column structure, and threads are arranged on the outer surface of the sealing inner pipe body (302) and the inner surface of the connecting pipe main body (301).

6. The landfill leachate extraction and sampling device of claim 1, wherein: the lower extreme of sampling tube (4) surface is provided with sample filtration pore (401), and sample filtration pore (401) run through sampling tube (4), the upper end of sampling tube (4) surface is provided with the second and connects external screw thread (402), the upper end of sampling tube (4) internal surface is provided with second connection internal thread (403).