CN214437227U

CN214437227U - Landfill leachate pretreatment device

Info

Publication number: CN214437227U
Application number: CN202120607385.3U
Authority: CN
Inventors: 周成; 李鹏; 何杨福; 刘浩强; 黄显桥
Original assignee: Anhui Zhongtai Chuangzhan Environment Technology Co ltd
Current assignee: Anhui Zhongtai Chuangzhan Environment Technology Co ltd
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2021-10-22
Anticipated expiration: 2031-03-25

Abstract

The utility model discloses a landfill leachate pretreatment device, including deposiing the box, four corners in sediment box bottom surface all are fixed with the supporting leg, it all has the mounting bracket, two through the screw rigid coupling to deposit box top surface both sides there is the screening dish through the screw rigid coupling between the mounting bracket, and bottom surface one side runs through and has seted up the rectangular channel in the screening dish, and the rectangular channel inner wall has the filter screen through the screw rigid coupling, it is provided with the mounting panel to deposit the box downside, and the mounting panel top surface all has electric telescopic handle through the screw rigid coupling, and the electric telescopic handle output all passes and deposits box bottom surface and rigid coupling has the sealing plug, it still has the horizontal stand through the screw rigid coupling to deposit box upper end one side, and rectangular groove has been seted up to the horizontal stand top surface, and rectangular inslot bottom surface has placed the solid collection ware. The utility model relates to a rationally, separate effectually, and separate portably after the filtration liquid is handled to fine assurance filtration liquid separation's efficiency and quality.

Description

Landfill leachate pretreatment device

Technical Field

The utility model relates to a landfill leachate treatment facility technical field especially relates to a landfill leachate pretreatment device.

Background

The landfill leachate is high-concentration organic wastewater which is formed by deducting saturated water holding capacity of garbage and a soil covering layer from water contained in the garbage in a landfill, rain, snow and water entering the landfill and other water, and passing through the garbage layer and the soil covering layer, and the landfill leachate usually contains grease which is separated during treatment, so that pretreatment equipment is required.

Through the retrieval, application publication No. 202020235874.6's patent discloses a landfill leachate processing apparatus, including the installation barrel, the separation barrel is installed in the inside rotation of installation barrel, has seted up the separation hole on the perisporium of separation barrel, and the lower port of separation barrel still installs the stripper that coaxial rotation set up through the linkage, and the stripper still slides along the axis direction and sets up, when the stripper slides to separation barrel below to and form the passageway of unloading between the lower port of separation barrel.

The device has poor oil separation effect in the leachate when in use, and the solid-liquid separation of the precipitated landfill leachate is inconvenient, so that the efficiency of landfill leachate treatment is greatly influenced, and the use requirements of people are difficult to meet, so that the research on a landfill leachate pretreatment device is very necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a pretreatment device for landfill leachate.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a garbage leachate pretreatment device comprises a precipitation box body, wherein supporting legs are fixed at four corners of the bottom surface of the precipitation box body, two sides of the top surface of the precipitation box body are fixedly connected with mounting frames through screws, a screening disc is fixedly connected between the two mounting frames through screws, a rectangular groove is formed in one side of the bottom surface in the screening disc in a penetrating mode, a filter screen is fixedly connected to the inner wall of the rectangular groove through screws, a mounting plate is arranged at the lower side of the precipitation box body, an electric telescopic rod is fixedly connected to the top surface of the mounting plate through screws, the output end of the electric telescopic rod penetrates through the bottom surface of the precipitation box body and is fixedly connected with a sealing plug, a horizontal frame is further fixedly connected to one side of the upper end of the precipitation box body through screws, a rectangular groove is formed in the top surface of the horizontal frame, a solid collection vessel is placed on the bottom surface of the rectangular groove, a water guide pipe is further connected to the bottom surface of the horizontal frame in a penetrating mode, a control valve is further arranged on the central position of the bottom surface of the solid collection vessel and is in a penetrating mode and is connected with a first liquid outlet pipe, the utility model discloses a sedimentation tank body, including sedimentation tank body, bottom surface, sediment box body, strip groove, glass window, the solid is collected ware lower extreme inner wall and is still fixed with the waterlogging caused by excessive rainfall net, and bottom surface both sides still are fixed with the toper piece in the ware is collected to the solid, sediment box body lower extreme one side still through connection has the blow off pipe, is fixed with logical check valve on the blow off pipe, sediment box body upper end one side still through connection has drain pipe two, and drain pipe two is located the one side that deviates from the horizontal stand, and the strip groove has still been seted up to sediment box body front side, and strip inslot wall fixed mounting has the glass window, glass window front side outer wall still is fixed with the calibrated scale.

Preferably, a through hole is further formed in the center of the top surface of the sealing plug in a penetrating mode, and a one-way valve is further mounted on the inner wall of the through hole.

Preferably, the screening dish is by two sides of drain pipe to horizontal stand one side slope setting down, and the filter screen setting is being close to two one ends of drain pipe, screening dish one end still extends to solid collection ware upside position.

Preferably, electric telescopic handle is equipped with two and symmetric distribution in mounting panel top surface both sides position, and all is fixed with the sealing washer between electric telescopic handle's flexible end and the setting tank bottom surface.

Preferably, the side surface of the sealing plug is connected with the inner wall of the sedimentation box body in a sliding contact manner.

Preferably, one end of the water guide pipe extends to the inner side of the sedimentation box body, and one end of the liquid outlet pipe extends to the inner side of the water guide pipe.

Preferably, the conical blocks are obliquely arranged downwards from two sides of the solid collecting vessel to one side of the middle part of the solid collecting vessel.

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

1. the utility model relates to a rationally, separate effectually, and separate portably after the filtration liquid is handled to fine assurance filtration liquid separation's efficiency and quality.

2. The utility model realizes the filtration and separation of the solid in the percolate through the filter screen during the separation, the separated solid falls into the solid collecting vessel under the action of gravity, the liquid falls into the settling tank through the filter screen to be statically precipitated, thereby realizing the separation operation of grease, water and solid substances in the percolate, the separation effect is good, the separation operation is simple and convenient, and the separation efficiency of the percolate is greatly improved;

3. the utility model discloses driving the sealing plug through electric telescopic handle and shifting up and make grease and liquid discharge from drain pipe two after filtration liquid deposits, electric telescopic handle drives the sealing plug and moves down after the grease discharge, and solid-state condensate derives from the blow off pipe this moment, and it is convenient that its filtration liquid deposits the back separation, has improved the efficiency of filtration liquid separation greatly.

Drawings

Fig. 1 is a schematic front structural view of a landfill leachate pretreatment device provided by the present invention;

FIG. 2 is a top view of a screening tray in the landfill leachate pretreatment device provided by the present invention;

FIG. 3 is a front sectional view of a landfill leachate pretreatment apparatus provided by the present invention;

fig. 4 is a front sectional view of a solid collecting vessel in the landfill leachate pretreatment device provided by the utility model.

In the figure: the device comprises a sedimentation box body 1, a mounting frame 2, a screening disc 3, a filter screen 4, a mounting plate 5, an electric telescopic rod 6, a sealing plug 7, a horizontal frame 8, a solid collecting dish 9, a water guide pipe 10, a control valve 11, a first liquid outlet pipe 12, a draining net 13, a conical block 14, a sewage discharge pipe 15, a through valve 16, a second liquid outlet pipe 17, a glass window 18, a dial 19 and a one-way valve 20.

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.

Example one

Referring to fig. 1-4, a landfill leachate pretreatment device, comprising a sedimentation box body 1, wherein supporting legs are fixed at four corners of the bottom surface of the sedimentation box body 1, mounting frames 2 are fixedly connected with two sides of the top surface of the sedimentation box body 1 through screws, a screening disc 3 is fixedly connected between the two mounting frames 2 through screws, a rectangular groove is formed in one side of the bottom surface in the screening disc 3 in a penetrating manner, a filtering net 4 is fixedly connected with the inner wall of the rectangular groove through screws, a mounting plate 5 is arranged at the lower side of the sedimentation box body 1, electric telescopic rods 6 are fixedly connected with the top surface of the mounting plate 5 through screws, the output ends of the electric telescopic rods 6 penetrate through the bottom surface of the sedimentation box body 1 and are fixedly connected with sealing plugs 7, a horizontal frame 8 is further fixedly connected with one side of the upper end of the sedimentation box body 1 through screws, a rectangular groove is formed in the top surface of the horizontal frame 8, a solid collection vessel 9 is placed on the bottom surface in the rectangular groove, and a water guide pipe 10 is further penetratingly connected with the horizontal frame 8, still install control valve 11 on

aqueduct

10, 9 bottom surface central points of ware are collected to the solid put and still have run through connection with

drain pipe

12, 9 lower extreme inner walls of ware are collected to the solid still are fixed with waterlogging caused by excessive rainfall net 13, bottom surface both sides still are fixed with toper piece 14 in the ware 9 are collected to the solid, 1 lower extreme one side of precipitation box still run through connection has blow off pipe 15, the bottom surface and the sealing plug 7 bottom of blow off pipe 15 flush, be fixed with logical check valve 16 on the blow off

pipe

15, 1 upper end one side of precipitation box still run through connection has two 17 of drain pipe, two 17 of drain pipe are located the one side that deviates from horizontal bracket 8, the bar groove has still been seted up to 1 front side of precipitation box, bar inslot wall fixed mounting has

glass window

18, 18 front side outer wall of glass window still is fixed with calibrated scale 19.

Screening dish 3 is by two 17 lateral horizontal framves 8 one sides tilt down settings of drain pipe, and filter screen 4 sets up and is being close to two 17 one ends of drain pipe, and 3 one ends of screening dish still extend to 9 upside positions of solid collection ware to make the solid can fall into the solid smoothly under the action of gravity in the solid collection ware 9, and then realize the separation operation of solid in the filtration liquid.

Electric telescopic handle 6 is equipped with two and symmetric distribution in 5 top surfaces of mounting panel both sides positions, and electric telescopic handle 6's flexible end and deposit all be fixed with the sealing washer between 1 bottom surfaces of box, sealing plug 7 side and deposit 1 inner wall sliding contact of box and be connected to guarantee the leakproofness of device.

One end of the water guide pipe 10 extends to the inner side of the sedimentation box body 1, one end of the liquid outlet pipe 12 extends to the inner side of the water guide pipe 10, and the conical blocks 14 are obliquely arranged downwards from two sides of the solid collection dish 9 to one side of the middle part of the solid collection dish 9, so that residual liquid in the solid can be smoothly guided into the sedimentation box body 1 from the water guide pipe 10.

When using, at first in empting filtration liquid slowly to screening dish 3, solid in the filtration liquid receives the action of gravity to fall into in the solid collection ware 9, liquid sees through filter screen 4 and falls into and carries out static sediment in the precipitation box 1, filtration liquid presents the grease, the separation state of water and solid-state thing, it shifts up messenger's grease and liquid from drain pipe two 17 to discharge through electric telescopic handle 6 drive sealing plug 7 after filtration liquid deposits, electric telescopic handle 6 drives sealing plug 7 and moves down after the grease discharge, solid-state condensate is derived from blow off pipe 15 this moment, thereby realize the separation operation of filtration liquid.

Example two

Referring to fig. 2, the present embodiment is substantially the same as the first embodiment, and more preferably, a through hole is further formed through the center position of the top surface of the sealing plug 7, a check valve 20 is further installed on the inner wall of the through hole, and the flow direction of the check valve 20 when installed is set from the bottom side of the settling tank 1 to the upper side.

In this embodiment, the central position of the top surface of the sealing plug 7 is also penetrated and provided with a through hole, and the inner wall of the through hole is also provided with a one-way valve 20, so that the percolate permeating to the bottom side of the sedimentation box body 1 can smoothly flow back to the sedimentation box body 1 after the sealing plug 7 moves down, thereby ensuring the stability of the device during use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The pretreatment device for the landfill leachate comprises a sedimentation box body (1), wherein supporting legs are fixed at four corners of the bottom surface of the sedimentation box body (1), and is characterized in that mounting frames (2) are fixedly connected to two sides of the top surface of the sedimentation box body (1) through screws, a screening disc (3) is fixedly connected between the two mounting frames (2) through screws, a rectangular groove is formed in one side of the inner bottom surface of the screening disc (3) in a penetrating mode, and a filter screen (4) is fixedly connected to the inner wall of the rectangular groove through screws;

the lower side of the sedimentation box body (1) is provided with a mounting plate (5), the top surface of the mounting plate (5) is fixedly connected with an electric telescopic rod (6) through screws, the output end of the electric telescopic rod (6) penetrates through the bottom surface of the sedimentation box body (1) and is fixedly connected with a sealing plug (7), a horizontal bracket (8) is fixedly connected to one side of the upper end of the sedimentation box body (1) through screws, a rectangular groove is formed in the top surface of the horizontal bracket (8), a solid collecting vessel (9) is placed on the bottom surface in the rectangular groove, a water guide pipe (10) is further connected to the bottom surface of the horizontal bracket (8) in a penetrating manner, a control valve (11) is further installed on the water guide pipe (10), the central position of the bottom surface of the solid collecting vessel (9) is also connected with a first liquid outlet pipe (12) in a run-through way, a draining net (13) is fixed on the inner wall of the lower end of the solid collecting vessel (9), and conical blocks (14) are fixed on two sides of the inner bottom surface of the solid collecting vessel (9);

deposit box (1) lower extreme one side still through connection have blow off pipe (15), be fixed with logical check valve (16) on blow off pipe (15), it still has two (17) of drain pipe to deposit box (1) upper end one side through connection, and two (17) of drain pipe are located the one side that deviates from horizontal stand (8), deposit box (1) front side and have still seted up the bar groove, and bar inslot wall fixed mounting has glass window (18), glass window (18) front side outer wall still is fixed with calibrated scale (19).

2. The landfill leachate pretreatment device according to claim 1, wherein a through hole is further formed in the center of the top surface of the sealing plug (7) in a penetrating manner, and a check valve (20) is further mounted on the inner wall of the through hole.

3. The landfill leachate pretreatment device according to claim 1, wherein the screening disc (3) is inclined downwards from one side of the second outlet pipe (17) to one side of the horizontal frame (8), the screen (4) is arranged at one end close to the second outlet pipe (17), and one end of the screening disc (3) further extends to the upper side of the solid collecting vessel (9).

4. The landfill leachate pretreatment device according to claim 1, wherein the two electric telescopic rods (6) are symmetrically distributed on two sides of the top surface of the mounting plate (5), and a sealing ring is fixed between the telescopic end of each electric telescopic rod (6) and the bottom surface of the settling tank (1).

5. The landfill leachate pretreatment device according to claim 1, wherein the side surface of the sealing plug (7) is connected with the inner wall of the settling tank body (1) in a sliding contact manner.

6. The landfill leachate pretreatment device according to claim 1, wherein one end of the water conduit (10) extends to the inner side of the settling tank (1), and one end of the liquid outlet pipe (12) extends to the inner side of the water conduit (10).

7. The landfill leachate pretreatment device according to claim 1, wherein the conical blocks (14) are inclined downward from two sides of the solid collection vessel (9) to one side of the middle of the solid collection vessel (9).