CN214693660U

CN214693660U - Landfill leachate treatment device

Info

Publication number: CN214693660U
Application number: CN202120703809.6U
Authority: CN
Inventors: 汪群
Original assignee: Chongqing Langfu Environmental Protection Technology Co ltd
Current assignee: Chongqing Langfu Environmental Protection Technology Co ltd
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-11-12
Anticipated expiration: 2031-04-07

Abstract

The utility model discloses a landfill leachate processing apparatus, including extrusion mechanism, air supporting mechanism and precipitation mechanism, air supporting mechanism includes the air supporting box, the slip is pegged graft in the baffle of air supporting box inner wall, the baffle is air supporting chamber and absorption chamber with the air supporting box internal partitioning, the air supporting chamber is connected in the threaded rod of air supporting box inner wall including rotating, rotate the support frame of connecting in the threaded rod outer wall, place the collection net on the support frame, install in the servo motor of air supporting box top outer wall both sides, servo motor's output shaft and threaded rod are connected, the slip is pegged graft in the plant fiber net cage of baffle inner wall. The utility model discloses in, the stripper plate extrudees rubbish, extrudees the filtration liquid in the rubbish, and the bubble in the air supporting chamber adsorbs impurity in the filtration liquid etc. and floats to the surface of water, and the harmful substance in the filtration liquid is adsorbed in the absorption chamber, gets rid of the harmful substance in the filtration liquid, compares in traditional device, can carry out purification treatment to filtration liquid, reduces its pollution to the environment.

Description

Landfill leachate treatment device

Technical Field

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

Background

In the daily life process of people, a large amount of garbage is generated, wherein part of the garbage contains a large amount of liquid, which is called as garbage leachate, the garbage leachate refers to high-concentration organic wastewater which is formed by deducting the saturated water holding capacity of the garbage and a soil covering layer from the moisture contained in the garbage in a garbage landfill, rain and snow water and other moisture entering the landfill, and passing through the garbage layer and the soil covering layer, and if the garbage leachate is directly discharged without treatment, the soil can be polluted by the contained organic substances.

However, the conventional garbage disposal devices generally dispose the garbage in a centralized manner, and cannot effectively separate the liquid in the garbage, so that the garbage leachate enters the soil along with the buried garbage, the soil is polluted, and the garbage leachate continues to be derived along with the entering of rainwater, snow water and the like, so that the environment is polluted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a garbage leachate treatment device.

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

a garbage leachate treatment device comprises an extrusion mechanism, an air floating mechanism and a precipitation mechanism, wherein the air floating mechanism comprises an air floating box, a partition plate inserted in the inner wall of the air floating box in a sliding manner, the partition plate divides the interior of the air floating box into an air floating cavity and an adsorption cavity, the air floating cavity comprises a threaded rod rotatably connected to the inner wall of the air floating box, a support frame rotatably connected to the outer wall of the threaded rod, a collection net placed on the support frame, servo motors arranged on two sides of the outer wall at the top of the air floating box, output shafts of the servo motors are connected with the threaded rod, a plant fiber net box inserted in the inner wall of the partition plate in a sliding manner, activated carbon is filled in the adsorption cavity, an air inlet pipe is arranged at the bottom of the air floating box, an air suction pump is arranged on the air inlet pipe, air floating pipes communicated with the air floating cavity and drying pipes communicated with the adsorption cavity are respectively arranged on two sides of the air inlet pipe, and heating wires distributed at equal intervals are arranged on the inner walls of the drying pipes, the top of the air flotation tank is provided with a processing window.

Preferably, the extrusion mechanism includes the processing case, welds the electric telescopic handle who handles incasement wall in top, installs in the terminal stripper plate of electric telescopic handle, slides and pegs graft in the backup pad and the filter screen of handling incasement wall.

Preferably, the outer wall of one side of the treatment box is provided with a feeding groove, the bottom of the treatment box is provided with a conveying pipe communicated with the air flotation box, holes distributed at equal intervals are formed in the supporting plate, and the supporting plate is located above the filter screen.

Preferably, the sedimentation mechanism comprises a sedimentation box, is welded on a separation net on the inner wall of the sedimentation box, is rotatably connected with a stirring shaft on the inner wall of the sedimentation box, is welded on a stirring roller on the outer wall of the stirring shaft, is installed on a motor on the outer wall of the sedimentation box, is connected with the stirring shaft through an output shaft of the motor, is introduced into a feeding pipe and a drain pipe of the sedimentation box, and is provided with a water pump.

Preferably, the bottom of the outer wall of one side of the air flotation tank, which is close to the adsorption cavity, is provided with a connecting pipe communicated with the settling tank, the bottom of the settling tank is provided with a drain pipe, and the drain pipe is provided with a control valve.

Preferably, servo motor all is provided with the protection casing, and protection casing and the welding of air supporting box top outer wall, and the louvre that has the equidistance and distribute is opened to the protection casing.

The utility model has the advantages that:

1. in the utility model, the extrusion plate extrudes the garbage, the leachate in the garbage is extruded out, and the leachate is filtered by the filter screen and conveyed to the air floatation mechanism through the conveying pipe for secondary treatment, compared with the traditional device, the garbage and the leachate can be separated, and the landfill leachate is prevented from being buried together with the garbage to cause pollution;

2. the air suction pump sucks outside air into the air flotation cavity, impurities and the like in the percolate are adsorbed and floated to the water surface by bubbles in the air flotation cavity, the collection net prevents the impurities on the liquid surface of the percolate from being separated from the percolate, the plant fiber net cage filters the percolate again, and the adsorption cavity adsorbs harmful substances in the percolate;

3. percolate after absorption cavity is discharged into the setting tank through the connecting pipe in, put into the setting tank with the flocculating agent through the feeder tube, the (mixing) shaft drives the stirring roller and stirs percolate for flocculating agent dissolving speed improves work efficiency, and the flocculating agent carries out the flocculation and precipitation with the harmful substance in the percolate and organic waste, and percolate after the sediment is discharged after detecting qualified, compares in traditional device, can carry out purification treatment to percolate, reduces its pollution to the environment.

Drawings

Fig. 1 is a schematic sectional structure view of a landfill leachate treatment device provided by the present invention;

FIG. 2 is a schematic view of the structure of the pressing mechanism of the landfill leachate treatment device of the present invention;

fig. 3 is the utility model provides a landfill leachate processing apparatus's air supporting mechanism structure sketch map.

In the figure: 1 treatment box, 2 electric telescopic rods, 3 extrusion plates, 4 support plates, 5 filter screens, 6 air flotation boxes, 7 partition plates, 8 threaded rods, 9 collection nets, 10 servo motors, 11 plant fiber net boxes, 12 drying pipes, 13 heating wires, 14 settling tanks, 15 separation nets, 16 stirring shafts, 17 motors and 18 feeding pipes.

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. 1-3, a garbage leachate treatment device comprises an extrusion mechanism, an air flotation mechanism and a precipitation mechanism, wherein the extrusion mechanism comprises a treatment box 1, an electric telescopic rod 2, an extrusion plate 3, a support plate 4 and a filter screen 5, the electric telescopic rod 2 is welded on the inner wall of the top of the treatment box 1, the extrusion plate 3 is installed at the tail end of the electric telescopic rod 2, the support plate 4 and the filter screen 5 are inserted into the inner wall of the treatment box 1 in a sliding manner, the support plate 4 is provided with holes distributed at equal intervals, the support plate 4 is positioned above the filter screen 5, the outer wall of one side of the treatment box 1 is provided with a feed chute, the bottom of the treatment box 1 is provided with a conveying pipe, garbage to be treated is placed into the treatment box 1, the electric telescopic rod 2 drives the extrusion plate 3 to descend to extrude the garbage, leachate in the garbage is filtered by the filter screen 5 and then is conveyed to the air flotation mechanism for secondary treatment, compared with the traditional device, the device can separate the garbage from the leachate, and prevent the landfill leachate from being buried together with the garbage to cause pollution;

the air flotation mechanism comprises an air flotation tank 6, a partition plate 7, a threaded rod 8, a collection net 9, a servo motor 10, a plant fiber net box 11, a drying pipe 12 and a heating wire 13, wherein the air flotation tank 6 is connected with a treatment tank 1 through a conveying pipe, the partition plate 6 is inserted into the inner wall of the air flotation tank 6 in a sliding mode, the partition plate 7 divides the inside of the air flotation tank 6 into an air flotation cavity and an adsorption cavity, the air flotation cavity comprises the threaded rod 8 which is rotatably connected with the inner wall of the air flotation tank 6, a support frame is rotatably connected with the outer wall of the threaded rod 8, the collection net 9 is placed on the support frame, the servo motor 10 is installed on two sides of the outer wall at the top of the air flotation tank 6 through bolts, the output shaft of the servo motor is connected with the threaded rod, the servo motor 10 is provided with a protective cover, the protective cover is welded with the outer wall at the top of the air flotation tank 6 at equal intervals, heat dissipation holes distributed are formed in the protective cover, and the plant fiber net box 11 slides and is inserted into the inner wall of the partition plate 7, the inside of the adsorption cavity is filled with activated carbon, the bottom of the air flotation box 6 is provided with an air inlet pipe, the air inlet pipe is provided with an air pump, the two sides of the air inlet pipe are respectively provided with an air flotation pipe communicated with the air flotation cavity and a drying pipe 12 communicated with the adsorption cavity, the inner wall of the drying pipe 12 is provided with heating wires 13 distributed at equal intervals, the top of the air flotation box 6 is provided with a processing window, the air pump at the bottom of the air flotation box 6 pumps outside air into the air flotation cavity, impurities in the percolate are adsorbed and floated to the water surface by bubbles in the air flotation cavity, the collection net 9 prevents the impurities on the liquid level of the percolate from being separated from the percolate, the servo motor 10 drives the threaded rod 8 to rotate to drive the support frame to lift, so that the impurities on the collection net 9 can be cleaned, the plant fiber net box 11 filters the percolate again, the adsorption cavity adsorbs harmful substances in the percolate, compared with the traditional device, the secondary processing is performed on the percolate, harmful substances in the percolate are further removed, the percolate is filtered and purified, after the air floatation mechanism works, outside air enters the adsorption cavity after being heated by the heating wire 13, and the activated carbon in the adsorption cavity is dried, so that the activated carbon can be repeatedly used, resources are saved, and the treatment cost is saved;

the sedimentation mechanism comprises a sedimentation tank 14, a separation net 15, a stirring shaft 16, a stirring roller, a motor 17, a feeding pipe 18 and a liquid discharge pipe, wherein a connecting pipe communicated with the sedimentation tank 14 is arranged at the bottom of the outer wall of one side of the air flotation tank 6 close to the adsorption cavity, the separation net 15 is welded on the inner wall of the sedimentation tank 14, the stirring shaft 16 is rotatably connected with the inner wall of the sedimentation tank 14, the stirring roller is welded on the outer wall of the stirring shaft 16, the motor 17 is installed on the outer wall of the sedimentation tank 14 through bolts, the output shaft of the motor 17 is connected with the stirring shaft 16, the feeding pipe 18 and the liquid discharge pipe which are communicated with the sedimentation tank 14 are provided with a water pump, the bottom of the sedimentation tank 14 is provided with a drain pipe which is provided with a control valve, the percolate adsorbed by the adsorption cavity is discharged into the sedimentation tank 14 through the connecting pipe, a flocculating agent is thrown into the sedimentation tank 14 through the feeding pipe 18, and the stirring roller is driven by the stirring shaft 16 to stir the percolate, accelerate flocculating agent solution speed, improve work efficiency, the flocculating agent carries out the flocculation and precipitation with harmful substance and organic waste in the filtration liquid, and filtration liquid after the sediment discharges after detecting qualified, compares in traditional device, can carry out purification treatment to filtration liquid, reduces its pollution to the environment.

The working principle is as follows: in the utility model, firstly, the garbage to be treated is put into the treatment box 1, the electric telescopic rod 2 drives the extrusion plate 3 to descend to extrude the garbage, the percolate in the garbage is extruded out, the percolate is conveyed to the air floating mechanism for secondary treatment through the conveying pipe after being filtered by the filter screen 5, compared with the traditional device, the garbage and the percolate can be separated, the garbage percolate is prevented from being buried along with the garbage to cause pollution, the air suction pump at the bottom of the air floating box 6 pumps the outside air into the air floating cavity, the bubbles in the air floating cavity adsorb and float the impurities in the percolate to the water surface, the collection net 9 prevents the impurities at the liquid level of the percolate from being separated from the percolate, the servo motor 10 drives the threaded rod 8 to rotate to drive the support frame to go up and down, the impurities on the collection net 9 are convenient to be cleaned, the plant fiber net box 11 filters the percolate again, the harmful substances in the percolate are adsorbed by the adsorption cavity, compared with the traditional device, carry out secondary treatment to the filtration liquid, further get rid of the harmful substance in the filtration liquid, filter and purify the filtration liquid, air supporting mechanism work is accomplished the back, the outside air enters the absorption chamber after the heating wire 13 heats, the active carbon in the absorption chamber is dried, make the active carbon repeatedly usable, resources are saved, processing cost is saved, filtration liquid after the absorption chamber adsorbs is discharged into the setting tank 14 through the connecting pipe, throw the flocculating agent into the setting tank 14 through throwing the material pipe 18, the (mixing) shaft 16 drives the stirring roller and stirs the filtration liquid, accelerate flocculating agent dissolving speed, the operating efficiency is improved, the flocculating agent carries out the flocculation and precipitation with harmful substance and organic waste in the filtration liquid, filtration liquid after the sediment discharges after detecting qualified, compared with the traditional device, can carry out purification treatment to the filtration liquid, reduce its pollution to the environment.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

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. A landfill leachate treatment device comprises an extrusion mechanism, an air flotation mechanism and a precipitation mechanism, and is characterized in that the air flotation mechanism comprises an air flotation tank (6), a partition plate (7) inserted into the inner wall of the air flotation tank (6) in a sliding manner, the partition plate (7) divides the interior of the air flotation tank (6) into an air flotation cavity and an adsorption cavity, the air flotation cavity comprises a threaded rod (8) connected to the inner wall of the air flotation tank (6) in a rotating manner, a support frame connected to the outer wall of the threaded rod (8) in a rotating manner, a collection net (9) placed on the support frame, servo motors (10) installed on two sides of the outer wall at the top of the air flotation tank (6), an output shaft of each servo motor (10) is connected with the threaded rod (8), a plant fiber net cage (11) inserted into the inner wall of the partition plate (7) in a sliding manner, activated carbon is filled in the adsorption cavity, an air inlet pipe is arranged at the bottom of the air flotation tank (6), and the air intake pipe is provided with an air pump, the two sides of the air intake pipe are respectively provided with an air floating pipe communicated with the air floating cavity and a drying pipe (12) communicated with the adsorption cavity, the inner wall of the drying pipe (12) is provided with electric heating wires (13) distributed at equal intervals, and the top of the air floating box (6) is provided with a treatment window.

2. The landfill leachate treatment device according to claim 1, wherein the extrusion mechanism comprises a treatment tank (1), an electric telescopic rod (2) welded on the inner wall of the top of the treatment tank (1), an extrusion plate (3) installed at the end of the electric telescopic rod (2), a support plate (4) and a filter screen (5) inserted into the inner wall of the treatment tank (1) in a sliding manner.

3. The landfill leachate treatment device according to claim 2, wherein the treatment tank (1) is provided with a feed chute on one side of the outer wall, the bottom of the treatment tank (1) is provided with a delivery pipe leading into the air flotation tank (6), the support plate (4) is provided with holes distributed at equal intervals, and the support plate (4) is located above the filter screen (5).

4. The landfill leachate treatment device according to claim 1, wherein the sedimentation mechanism comprises a sedimentation tank (14), a blocking net (15) welded on the inner wall of the sedimentation tank (14), a stirring shaft (16) rotatably connected on the inner wall of the sedimentation tank (14), a stirring roller welded on the outer wall of the stirring shaft (16), a motor (17) installed on the outer wall of the sedimentation tank (14), an output shaft of the motor (17) is connected with the stirring shaft (16), a feeding pipe (18) and a drain pipe which are led into the sedimentation tank (14), and a water pump is installed on the drain pipe.

5. The landfill leachate treatment device according to claim 1, wherein the bottom of the outer wall of the air flotation tank (6) close to one side of the adsorption cavity is provided with a connecting pipe leading into the settling tank (14), and the bottom of the settling tank (14) is provided with a drain pipe which is provided with a control valve.

6. The landfill leachate treatment device according to claim 1, wherein the servo motors (10) are provided with protective covers, the protective covers are welded to the outer wall of the top of the air flotation tank (6), and the protective covers are provided with heat dissipation holes distributed at equal intervals.