CN213481990U - Leachate leakage monitoring structure for municipal domestic waste sanitary landfill - Google Patents

Abstract

The utility model discloses a leachate leakage monitoring structure of a municipal domestic waste sanitary landfill, which comprises a natural foundation stratum, a waste landfill body, an impermeable layer, a drain pipe, a connecting mechanism and a buffer mechanism, wherein the impermeable layer is positioned at the gap between the waste landfill body and the natural foundation stratum, and a drainage ditch is arranged at the gap between the impermeable layer and the natural foundation stratum; the utility model discloses a post is inserted in the setting, the effectual drain pipe of having avoided uses threaded connection with the water pipe lid, can not open fast, close the water pipe lid, be convenient for detect filtration liquid or groundwater that the pump drainage was come out, certain practicality has, through the buffer tube that sets up, effectively avoided when the drain pipe of escape canal inside receives the additional load exogenic action that the landfill body produced, the inhomogeneous settlement of ground can cause pipe-line system's destruction, be favorable to the buffering to take place the effort, and then guaranteed to carry out the operation of taking a sample monitoring from the inside filtration liquid of natural foundation stratum.

Description

Leachate leakage monitoring structure for municipal domestic waste sanitary landfill

Technical Field

The utility model belongs to the technical field of the monitoring structure, concretely relates to city domestic waste sanitary landfill leachate leakage monitoring structure.

Background

At present, a method specified in the pollution control Standard of the municipal refuse landfill (GB16889-2008) and the technical requirement for monitoring the environment of the municipal refuse landfill (GB/T18772-2008) is mainly adopted for leakage monitoring of leachate in the municipal refuse sanitary landfill, and a background well, a drainage well, a pollution diffusion well and a pollution monitoring well are arranged. And the underground water level is lower than the impermeable structure layer of the landfill, the underground water does not have adverse effect on the impermeable structure layer, a drainage well is not required to be arranged, and the pollution diffusion well and the pollution monitoring well around the landfill are periodically sampled and analyzed to know the pollution condition of the underground water.

But present monitoring structure still has some defects in the use, the structural drain pipe of monitoring uses threaded connection with the water pipe lid usually when using, can not open fast, close the water pipe lid, inconvenient drainage out's filtration liquid or groundwater detects, in addition when the inside drain pipe in escape canal receives the additional load exogenic action that the landfill body produced, the inhomogeneous settlement of ground can cause pipe-line system's destruction, can't cushion and take place the effort, and then can't guarantee to carry out the problem of the operation of sampling monitoring from the inside filtration liquid of natural foundation stratum, we provide a city domestic waste health landfill filtration liquid seepage monitoring structure for this reason.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a filtration liquid seepage monitoring structure of municipal solid waste sanitary landfill 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 leachate leakage monitoring structure for an urban domestic garbage sanitary landfill site comprises a natural foundation stratum, a garbage landfill body, an impermeable layer, a drain pipe, a connecting mechanism and a buffer mechanism, wherein the impermeable layer is positioned at a gap between the garbage landfill body and the natural foundation stratum, a drainage ditch is arranged at the gap between the impermeable layer and the natural foundation stratum and is positioned at the bottom of the impermeable layer, the drain pipe is positioned inside the drainage ditch, one end of the drain pipe is positioned outside the natural foundation stratum, a water pipe cover is arranged on the top surface of the drain pipe, the connecting mechanism is positioned at the gap between the drain pipe and the water pipe cover and comprises an insert column which penetrates through one side surface of the drain pipe, a torsion spring is arranged at the joint between the drain pipe and the water pipe cover, an elastic clamping block is fixedly connected to the bottom surface of the water pipe cover, and a clamping groove is formed in one side surface of the drain pipe, the utility model discloses a drainage pipe, including elasticity fixture block, insert post, rubber sleeve, spring housing and backup pad, elasticity fixture block is located the inside of draw-in groove, and the slot has been seted up on a side surface of elasticity fixture block, the one end of inserting the post is located the inside of slot, the rubber sleeve has been cup jointed to a side surface of inserting the post, and the rubber sleeve is located the outside of drain pipe, and inserts the post and run through in the rubber sleeve, the outside of drain pipe is provided with the backup pad, the clearance department fixedly connected with spliced pole of backup pad and drain pipe, insert the post and run through in the backup pad.

Preferably, the buffer mechanism is located on the outer side surface of the drain pipe, the buffer mechanism comprises a buffer tube, a first connecting plate is arranged at the gap between the buffer tube and the drain pipe, a first extending plate is fixedly connected at the gap between the inner side surface of the buffer tube and one side surface of the first connecting plate, a third connecting plate is arranged at the gap between the buffer tube and the drain pipe and one side of the first connecting plate, a third connecting plate is fixedly connected at the joint between the inner side surface of the buffer tube and one side surface of the third connecting plate, a second connecting plate is arranged at one side of the first connecting plate and one side surface of the third connecting plate, a second extending plate is fixedly connected at the gap between one side surface of the second connecting plate and one side surface of the drain pipe, and a first rubber column is arranged at the joint between one side surface of the second connecting plate and one side surface of the first connecting plate, and a second rubber column is arranged at the joint of one side surface of the second connecting plate and one side surface of the third connecting plate.

Preferably, a pull ring is fixedly mounted on the surface of one end of the inserting column, and the pull ring is positioned outside the drain pipe.

Preferably, a small hole is formed in the surface of one side of the drain pipe, and the inserting column penetrates through the small hole.

Preferably, the number of the connecting columns is two, and the two connecting columns are symmetrically arranged on one side surface of the supporting plate.

Preferably, the second connecting plate has a specification identical to that of the third connecting plate, and the first extending plate has a specification identical to that of the third extending plate.

Preferably, the first connecting plate is I-shaped at the joint of the first extending plate and the buffer tube, and the third connecting plate is I-shaped at the joint of the third extending plate and the buffer tube.

Preferably, the specification of the first rubber column is consistent with that of the second rubber column, and the first rubber column and the second rubber column are symmetrically and fixedly connected to one side surface of the second connecting plate.

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

1. through the post of inserting that sets up, the effectual drain pipe of having avoided uses threaded connection with the water pipe lid, can not open fast, close the water pipe lid, is convenient for detect the filtration liquid or the groundwater of pump drainage play, has certain practicality.

2. Through the buffer tube that sets up, effectively avoided when the inside drain pipe in escape canal receives the additional load exogenic action that the landfill body produced, the inhomogeneous settlement of ground can cause pipe-line system's destruction, is favorable to buffering to take place the effort, and then has guaranteed to carry out the operation of sampling monitoring from natural foundation stratum internal percolate.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial front connection cross-sectional view of the water pipe cover and the water discharge pipe of FIG. 1 according to the present invention;

FIG. 3 is a side view cross-sectional connection of the drain pipe of FIG. 1 in accordance with the present invention;

fig. 4 is an enlarged view of a in fig. 2 according to the present invention;

fig. 5 is an enlarged view of B in fig. 3 according to the present invention;

in the figure: 1. a natural foundation formation; 2. a drain pipe; 3. a drainage ditch; 4. a landfill body; 5. a water pipe cover; 6. a torsion spring; 7. a buffer tube; 8. inserting a column; 9. a pull ring; 10. a support plate; 11. connecting columns; 12. an elastic clamping block; 13. a card slot; 14. a slot; 15. a small hole; 16. a rubber sleeve; 17. a spring housing; 18. a second connecting plate; 19. a first rubber column; 20. a first extension plate; 21. a first connecting plate; 22. a second extension plate; 23. a third connecting plate; 24. a third extension plate; 25. a second rubber column; 26. and (4) an impermeable layer.

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. 1-5, the present invention provides a technical solution: a leachate leakage monitoring structure for a municipal domestic waste sanitary landfill comprises a natural foundation stratum 1, a garbage landfill body 4, an impermeable layer 26, a drain pipe 2, a connecting mechanism and a buffer mechanism, wherein the impermeable layer 26 is positioned at a gap between the garbage landfill body 4 and the natural foundation stratum 1, a drainage ditch 3 is arranged at the gap between the impermeable layer 26 and the natural foundation stratum 1, the drainage ditch 3 is positioned at the bottom of the impermeable layer 26, the drain pipe 2 is positioned inside the drainage ditch 3, one end of the drain pipe 2 is positioned outside the natural foundation stratum 1, a water pipe cover 5 is arranged on the top surface of the drain pipe 2, the connecting mechanism is positioned at the gap between the drain pipe 2 and the water pipe cover 5, the connecting mechanism comprises an insert column 8, the insert column 8 penetrates through one side surface of the drain pipe 2, a torsion spring 6 is arranged at the connection part of the drain pipe 2 and the water pipe cover 5, an elastic clamping block 12 is fixedly connected on the bottom surface of the, draw-in groove 13 has been seted up to drain pipe 2's a side surface, elasticity fixture block 12 is located the inside of draw-in groove 13, slot 14 has been seted up to a side surface of elasticity fixture block 12, the one end of inserting post 8 is located the inside of slot 14, a side surface of inserting post 8 has cup jointed rubber sleeve 16, and rubber sleeve 16 is located drain pipe 2's outside, and insert post 8 and run through in rubber sleeve 16, drain pipe 2's outside is provided with backup pad 10, backup pad 10 and drain pipe 2's clearance department fixedly connected with spliced pole 11, insert post 8 and run through in backup pad 10, rubber sleeve 16 is connected with spring housing 17 with the clearance department of backup pad 10, spring housing 17 is located the outside of inserting post 8.

In this embodiment, preferably, the buffer mechanism is located on the outer side surface of the drain pipe 2, the buffer mechanism includes a buffer tube 7, a first connection plate 21 is disposed at a gap between the buffer tube 7 and the drain pipe 2, a first extension plate 20 is fixedly connected to a gap between the inner side surface of the buffer tube 7 and one side surface of the first connection plate 21, a third connection plate 23 is disposed at a gap between the buffer tube 7 and the drain pipe 2 and on one side of the first connection plate 21, a third connection plate 23 is fixedly connected to a gap between the inner side surface of the buffer tube 7 and one side surface of the third connection plate 23, a second connection plate 18 is disposed on one side of the first connection plate 21 and the third connection plate 23, the second connection plate 18 is disposed at a gap between the buffer tube 7 and the drain pipe 2, a second extension plate 22 is fixedly connected to a gap between one side surface of the second connection plate 18 and one side surface of the drain pipe 2, a first rubber column 19 is disposed at a connection between, one side surface of second connecting plate 18 and one side surface junction of third connecting plate 23 are provided with second rubber column 25, have effectively avoided when the inside drain pipe 2 in escape canal 3 receives the additional load exogenic action that landfill body 4 produced, and the inhomogeneous settlement of ground can cause pipe-line system's destruction, is favorable to the buffering to take place the effort, and then has guaranteed to carry out the operation of sampling monitoring from natural foundation stratum 1 inside leachate.

In this embodiment, preferably, a pull ring 9 is fixedly installed on a surface of one end of the insertion column 8, and the pull ring 9 is located outside the drain pipe 2, so that one end of the insertion column 8 can be pulled better.

In this embodiment, preferably, a small hole 15 is formed in one side surface of the drain pipe 2, and the insertion column 8 penetrates through the small hole 15, so that the insertion column 8 can be conveniently operated outside the drain pipe 2.

In this embodiment, preferably, the number of the connecting columns 11 is two, and the two connecting columns 11 are symmetrically arranged on one side surface of the supporting plate 10, so as to effectively support the connection between the drain pipe 2 and the supporting plate 10.

In this embodiment, it is preferred that the second connector plate 18 be of a gauge identical to that of the third connector plate 23 and that the first extender plate 20 be of a gauge identical to that of the third extender plate 24 to facilitate uniform stressing of the surface of the buffer tubes 7.

In this embodiment, it is preferable that the first connecting plate 21 is in an "i" shape at the joint between the first extending plate 20 and the buffer tube 7, and the third connecting plate 23 is in an "i" shape at the joint between the third extending plate 24 and the buffer tube 7, so that the buffer tube 7 can bear better force.

In this embodiment, preferably, the specification of the first rubber column 19 is consistent with that of the second rubber column 25, and the first rubber column 19 and the second rubber column 25 are symmetrically and fixedly connected to one side surface of the second connecting plate 18, so that the first connecting plate 21, the third connecting plate 23 and the second connecting plate 18 are conveniently connected.

The utility model discloses a theory of operation and use flow: the device is characterized in that the pull ring 9 is pulled outwards in the using process, the pull ring 9 pulls one end of the inserting column 8, after the pull ring 9 is pulled to a certain distance, the other end of the inserting column 8 leaves the inside of the slot 14, at the moment, the elastic clamping block 12 is in a movable state, the elastic clamping block 12 leaves the inside of the slot 13 under the elastic force of the torsion spring 6, the water pipe cover 5 is automatically opened towards one side, the port of the water discharging pipe 2 is connected with a water pump to pump and discharge underground water or percolate, the pumped and discharged percolate or underground water is detected, the seepage pollution condition of the percolate is judged according to the detection result, when the water pipe cover 5 needs to be closed, the pull ring 9 is pulled outwards, the spring sleeve 17 is compressed when the pull ring is pulled, the elastic clamping block 12 enters the inside of the slot 13 again, the pull ring 9 is loosened, at the moment, the other end of the inserting column 8 enables one end of the inserting column 8 to, thereby fixed being connected of drain pipe 2 and water pipe lid 5, through the post 8 of inserting that sets up, effectually avoided drain pipe 2 and water pipe lid 5 to use threaded connection, can not open, close water pipe lid 5 fast, be convenient for detect the filtration liquid or groundwater that the pump drainage was come out, have certain practicality. In the using process, the first connecting plate 21 and the third connecting plate 23 are respectively fixedly connected with the second connecting plate 18 through the arranged first rubber column 19 and the second rubber column 25, the first connecting plate 21 is conveniently and fixedly connected with the buffer tube 7 through the arranged first extending plate 20, the third connecting plate 23 is conveniently and fixedly connected with the buffer tube 7 through the arranged third extending plate 24, the second connecting plate 18 is conveniently and fixedly connected with the drain pipe 2 through the arranged second extending plate 22, the damage of a pipeline system caused by the uneven settlement of a foundation caused by an additional load generated by the refuse landfill body 4 is prevented, when the drain pipe 2 in the buffer pipe 3 is subjected to the external force of the additional load generated by the refuse landfill body 4, the acting force is transmitted to the buffer tube 7, then the acting force is transmitted to the first rubber column 19 and the second rubber column 25 through the buffer tube 7, and simultaneously the supporting and buffering effects of the first buffer tube column 19 and the second rubber column 25 are counteracted with the generated force, through the buffer tube 7 that sets up, effectively avoided when 3 inside drain pipes 2 in escape canal receive the additional load exogenic action that landfill body 4 produced, the inhomogeneous settlement of ground can cause pipe-line system's destruction, is favorable to the buffering to take place the effort, and then has guaranteed to carry out the operation of taking a sample monitoring from natural foundation stratum 1 inside filtration liquid.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a city domestic waste health landfill leachate seepage monitoring structure, includes natural foundation stratum (1), the landfill body (4), barrier layer (26), drain pipe (2), coupling mechanism and buffer gear, its characterized in that: the anti-seepage layer (26) is positioned at the gap between the refuse landfill body (4) and the natural foundation stratum (1), a drainage ditch (3) is arranged at the gap between the anti-seepage layer (26) and the natural foundation stratum (1), the drainage ditch (3) is positioned at the bottom of the anti-seepage layer (26), the drainage pipe (2) is positioned inside the drainage ditch (3), one end of the drainage pipe (2) is positioned outside the natural foundation stratum (1), a water pipe cover (5) is arranged on the top end surface of the drainage pipe (2), the connecting mechanism is positioned at the gap between the drainage pipe (2) and the water pipe cover (5), the connecting mechanism comprises an insert column (8), the insert column (8) penetrates through one side surface of the drainage pipe (2), a torsion spring (6) is arranged at the connection position of the drainage pipe (2) and the water pipe cover (5), an elastic clamping block (12) is fixedly connected on the bottom end surface of the water pipe cover (5), a clamping groove (13) is formed in the surface of one side of the drain pipe (2), the elastic clamping block (12) is positioned inside the clamping groove (13), a slot (14) is formed in the surface of one side of the elastic clamping block (12), one end of the inserted column (8) is positioned in the slot (14), one side surface of the inserted column (8) is sleeved with a rubber sleeve (16), the rubber sleeve (16) is positioned outside the drain pipe (2), the inserted column (8) penetrates through the rubber sleeve (16), a support plate (10) is arranged outside the drain pipe (2), a connecting column (11) is fixedly connected at the gap between the support plate (10) and the drain pipe (2), insert post (8) and run through in backup pad (10), the clearance department of rubber sleeve (16) and backup pad (10) is connected with spring housing (17), spring housing (17) are located the outside of inserting post (8).

2. The leachate leakage monitoring structure of municipal solid waste sanitary landfill according to claim 1, wherein: the buffer mechanism is located on the outer side surface of the drainage pipe (2), the buffer mechanism comprises a buffer pipe (7), a first connecting plate (21) is arranged at the gap between the buffer pipe (7) and the drainage pipe (2), a first extending plate (20) is fixedly connected with the gap between the inner side surface of the buffer pipe (7) and one side surface of the first connecting plate (21), a third connecting plate (23) is arranged at the gap between the buffer pipe (7) and the drainage pipe (2) and at one side of the first connecting plate (21), a third connecting plate (23) is fixedly connected with the connection between the inner side surface of the buffer pipe (7) and one side surface of the third connecting plate (23), a second connecting plate (18) is arranged at one side of the first connecting plate (21) and the third connecting plate (23), and the second connecting plate (18) is located at the gap between the buffer pipe (7) and the drainage pipe (2), the utility model discloses a drainage pipe (2) and drainage pipe (18), including the drain pipe (2), the clearance department fixedly connected with second extension board (22) of one side surface of second connecting plate (18) and one side surface of drain pipe (2), the one side surface of second connecting plate (18) and the one side surface junction of first connecting plate (21) are provided with first rubber column (19), the one side surface of second connecting plate (18) and the one side surface junction of third connecting plate (23) are provided with second rubber column (25).

3. The leachate leakage monitoring structure of municipal solid waste sanitary landfill according to claim 1, wherein: and a pull ring (9) is fixedly mounted on the surface of one end of the inserting column (8), and the pull ring (9) is positioned outside the drain pipe (2).

4. The leachate leakage monitoring structure of municipal solid waste sanitary landfill according to claim 1, wherein: a small hole (15) is formed in the surface of one side of the drain pipe (2), and the inserting column (8) penetrates through the small hole (15).

5. The leachate leakage monitoring structure of municipal solid waste sanitary landfill according to claim 1, wherein: the number of the connecting columns (11) is two, and the two connecting columns (11) are symmetrically arranged on one side surface of the supporting plate (10).

6. The leachate leakage monitoring structure of municipal solid waste sanitary landfill according to claim 2, wherein: the specification of the second connecting plate (18) is consistent with that of the third connecting plate (23), and the specification of the first extending plate (20) is consistent with that of the third extending plate (24).

7. The leachate leakage monitoring structure of municipal solid waste sanitary landfill according to claim 2, wherein: the first connecting plate (21) is I-shaped through the joint of the first extending plate (20) and the buffer tube (7), and the third connecting plate (23) is I-shaped through the joint of the third extending plate (24) and the buffer tube (7).

8. The leachate leakage monitoring structure of municipal solid waste sanitary landfill according to claim 2, wherein: the specification of the first rubber column (19) is consistent with that of the second rubber column (25), and the first rubber column (19) and the second rubber column (25) are symmetrically and fixedly connected to one side surface of the second connecting plate (18).

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