CN216039131U

CN216039131U - Landfill leachate advanced treatment device

Info

Publication number: CN216039131U
Application number: CN202120156836.6U
Authority: CN
Inventors: 鲍同军
Original assignee: Jiuyou Environmental Technology Jiangsu Co ltd
Current assignee: Jiuyou Environmental Technology Jiangsu Co ltd
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2022-03-15
Anticipated expiration: 2031-01-21

Abstract

The utility model provides a landfill leachate advanced treatment device, which belongs to the technical field of landfill treatment devices and comprises a base, wherein the upper surface of the base is sequentially provided with a first reaction kettle and a second reaction kettle from top to bottom, a first supporting leg is welded between the first reaction kettle and the second reaction kettle, a second supporting leg is welded between the second reaction kettle and the base, a first communicating pipe is communicated between the first reaction kettle and the second reaction kettle, a motor base is fixedly arranged on the base positioned on one side of the second reaction kettle, a rotating motor is arranged on the motor base, organic matters in the landfill leachate can be subjected to anaerobic bacterial decomposition, metabolism and digestion through an anaerobic tank, so that the content of the organic matters in the landfill leachate is greatly reduced, and an aerobic tank is arranged to carry out biological metabolism on the landfill leachate after the anaerobic tank so as to degrade the organic matters, making it stable and harmless.

Description

Landfill leachate advanced treatment device

Technical Field

The utility model belongs to the technical field of garbage treatment equipment, and particularly relates to a deep treatment device for garbage leachate.

Background

Waste is a solid, fluid substance that is not needed or useful. In densely populated large cities, waste disposal is a headache problem. It is common practice to collect and send the garbage to a landfill for landfill treatment, but during the landfill process, landfill leachate is generated. The landfill leachate directly permeates into the soil, and can cause serious damage to the ecology. The prior percolate treatment device is not sufficient in treating percolate, and the discharged liquid still has harmful components which affect the environment.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a landfill leachate advanced treatment device, which can effectively solve the problems in the prior art.

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

the utility model provides a landfill leachate advanced treatment unit, includes the base, the base upper surface is from last to having set gradually first reation kettle and second reation kettle down, the welding has first supporting leg between first reation kettle and the second reation kettle, the welding has the second supporting leg between second reation kettle and the base, the intercommunication has first communicating pipe between first reation kettle and the second reation kettle, and fixed mounting has a motor cabinet on being located the base of second reation kettle one side, install the rotation motor on the motor cabinet, can carry out anaerobic bacteria to the organic matter in the landfill leachate through the anaerobism pond and decompose, metabolize, digest for organic matter content in the landfill leachate reduces by a wide margin, and the good oxygen pond of setting carries out biological metabolism to the leachate after the anaerobism in order to degrade the organic matter, makes it stable, harmless.

Preferably, the first reaction kettle comprises a kettle cover, a liquid inlet pipe is arranged on the kettle cover, an ultraviolet lamp group is arranged on the lower surface of the kettle cover, a # -shaped frame is welded in the first reaction kettle, a filter pipe is clamped in the # -shaped frame, a pair of annular placing frames is welded on the inner wall of the first reaction kettle below the filter pipe, and a filter cotton layer and an active carbon layer are respectively placed on the pair of annular placing frames.

Preferably, the second reaction kettle is internally provided with a baffle plate, the second reaction kettle positioned on one side of the baffle plate is internally provided with an aerobic pool, the second reaction kettle positioned on the other side of the baffle plate is internally provided with an anaerobic pool, the first communicating pipe is communicated with the anaerobic pool, the anaerobic pool is internally provided with a stirring device, and the aerobic pool is internally provided with a gas supply device.

Preferably, the stirring device comprises a rotating shaft, the rotating shaft penetrates through the bottom of the second reaction kettle on one side of the anaerobic tank, a section of the rotating shaft located in the anaerobic tank is connected with a paddle, a driven belt wheel is coaxially sleeved on one end of the rotating shaft located at the lower end of the second reaction kettle, a driving belt wheel is coaxially sleeved on the output end of the rotating motor, and the driven belt wheel and the driving belt wheel are in transmission connection through a belt.

Preferably, the air supply device comprises an aeration pipe and an aeration fan which are communicated with the aerobic tank.

Preferably, a second communicating pipe is communicated between the aerobic tank and the anaerobic tank, a water outlet pipe is communicated with the second reaction kettle positioned on one side of the aerobic tank, switch valves are arranged on the liquid inlet pipe, the first communicating pipe, the second communicating pipe and the water outlet pipe, and water pumps are arranged on the first communicating pipe and the second communicating pipe.

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

1. the lower extreme of feed liquor pipe is the hose, can insert in the filter tube, and the filter tube of setting plays the effect to landfill leachate prefiltration, and the welding has the handle on the filter tube, makes things convenient for the staff to pull up the change, and the filter cotton layer of setting is the PP cotton, can filter the particulate matter in the liquid, and the ultraviolet lamp group of setting plays bactericidal effect to landfill leachate.

2. The anaerobic tank can carry out anaerobic bacterial decomposition, metabolism and digestion on organic matters in the landfill leachate, so that the content of the organic matters in the landfill leachate is greatly reduced, and the aerobic tank carries out biological metabolism on the leachate after anaerobic treatment to degrade the organic matters, so that the leachate is stable and harmless.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic perspective view of the present invention

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic top view of the inside of a first reaction vessel according to the present invention;

FIG. 4 is a schematic view of the internal structure of a second reaction vessel according to the present invention.

In the figure: 1. a base; 2. a first reaction kettle; 201. a kettle cover; 2011. a liquid inlet pipe; 202. a derrick; 203. a filter tube; 204. an annular placing rack; 205. a filter cotton layer; 206. an ultraviolet lamp set; 207. An activated carbon layer; 3. a second reaction kettle; 301. a baffle plate; 302. an aerobic tank; 303. an anaerobic tank; 304. A stirring device; 3041. a rotating shaft; 3042. a paddle; 3043. a driven pulley; 3044. a driving pulley; 305. a gas supply device; 3051. an aeration pipe; 3052. an aeration fan; 4. a first support leg; 5. a second support leg; 6. a first communication pipe; 7. a motor base; 8. rotating the motor; 9. a second communicating pipe; 10. A water outlet pipe; 11. an on-off valve; 12. and (4) a water pump.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a landfill leachate advanced treatment unit, which comprises a

base

1, 1 upper surface of base has set gradually first reation kettle 2 and second reation kettle 3 from last to down, the welding has first supporting leg 4 between first reation kettle 2 and the second reation kettle 3, the welding has second supporting leg 5 between second reation kettle 3 and the base 1, the intercommunication has first communicating pipe 6 between first reation kettle 2 and the second reation kettle 3, be located fixed mounting on the base 1 of 3 one sides of second reation kettle 7, install on the motor cabinet 7 and rotate motor 8.

In a specific embodiment of the utility model: as preferred, first supporting leg 4 and second supporting leg 5 all are provided with four, play the supporting role, and the first connecting pipe 6 that sets up can be carried the filtrating after first reation kettle 2 filters to second reation kettle 3 in, through multiple treatment, make the liquid of emission nontoxic harmless to the environment, can not produce secondary pollution.

Specifically, first reation kettle 2 includes kettle cover 201, is provided with feed liquor pipe 2011 on the kettle cover 201, and surface mounting has ultraviolet lamp group 206 under the kettle cover 201, and the welding has well cabinet 202 in first reation kettle 2, and the joint has filter tube 203 in the well cabinet 202, and the welding has a pair of annular rack 204 on the inner wall of the first reation kettle 2 that is located the filter tube 203 below, has placed filter pulp layer 205 and activated carbon layer 207 on a pair of annular rack 204 respectively.

In a further embodiment: feed liquor pipe 2011 upper end and landfill leachate pond intercommunication of setting, and the lower extreme of feed liquor pipe 2011 is the hose, can insert in filter tube 203, the filter tube 203 of setting plays the effect to landfill leachate prefiltration, and the welding has the handle on the filter tube 203, make things convenient for the staff to pull up the change, the filter cotton layer 205 of setting is the PP cotton, can filter the particulate matter in the liquid, the ultraviolet lamp group 206 of setting plays bactericidal effect to landfill leachate.

Specifically, a baffle 301 is arranged in the second reaction kettle 3, an aerobic pool 302 is arranged in the second reaction kettle 3 on one side of the baffle 301, an anaerobic pool 303 is arranged in the second reaction kettle 3 on the other side of the baffle 301, the first communication pipe 6 is communicated with the anaerobic pool 303, a stirring device 304 is arranged in the anaerobic pool 303, and an air supply device 305 is arranged in the aerobic pool 302.

In a further embodiment: the anaerobic tank 303 is arranged to decompose, metabolize and digest organic matters in the landfill leachate by anaerobic bacteria, so that the content of the organic matters in the landfill leachate is greatly reduced, and the aerobic tank 302 is arranged to biologically metabolize the leachate after anaerobic treatment to degrade the organic matters, so that the leachate is stable and harmless.

Specifically, the stirring device 304 includes a rotation shaft 3041, the rotation shaft 3041 penetrates through the bottom of the second reaction kettle 3 located on one side of the anaerobic tank 303, a paddle 3042 is connected to a section of the rotation shaft 3041 located in the anaerobic tank 303, a driven pulley 3043 is coaxially sleeved on one end of the rotation shaft 3041 located at the lower end of the second reaction kettle 3, a driving pulley 3044 is coaxially sleeved on the output end of the rotation motor 8, and the driven pulley 3043 is connected with the driving pulley 3044 through a belt transmission.

In a further embodiment: the rotating motor 8 is arranged as the power output of the stirring device 304, the rotating motor 8 is started, the output end of the rotating motor 8 drives the driving belt wheel 3044 to rotate, the driven belt wheel 3043 is connected with the driving belt wheel 3044 through a belt in a transmission mode, the driven belt wheel 3043 drives the rotating shaft 3041 to rotate, the rotating shaft 3041 enables the blades 3042 to stir the landfill leachate, the landfill leachate is enabled to carry out anaerobic reaction, the anaerobic tank 303 is provided with circulation holes, and the situation that the internal pressure of the anaerobic tank 303 is too high can be avoided.

Specifically, the air supply device 305 includes an aeration pipe 3051 and an aeration fan 3052 which are communicated with the aerobic tank 302.

In a further embodiment: the aeration pipe 3051 is arranged to disperse and escape oxygen in the form of bubbles, and dissolve the oxygen into the landfill leachate for biological metabolism so as to degrade organic matters, so that the organic matters are stable and harmless.

Specifically, the second communicating pipe 9 is communicated between the aerobic tank 302 and the anaerobic tank 303, the second reaction kettle 3 positioned on one side of the aerobic tank 302 is communicated with the water outlet pipe 10, the liquid inlet pipe 2011, the first communicating pipe 6, the second communicating pipe 9 and the water outlet pipe 10 are all provided with the switch valves 11, and the first communicating pipe 6 and the second communicating pipe 9 are all provided with the water pumps 12.

In a further embodiment: the switch valve 11 can control the liquid circulation, and the water pump 12 can accelerate the liquid circulation.

The working principle and the using process of the utility model are as follows:

when in use, the garbage percolate flows into the first reaction kettle 2 through the liquid inlet pipe 2011, the lower end of the liquid inlet pipe 2011 is inserted into the filter pipe 203, the filter pipe 203 plays a role in primary filtration of the garbage percolate, the filter cotton layer 205 and the activated carbon layer 207 can filter small particles in liquid, the ultraviolet lamp set 206 has a sterilization effect on the garbage percolate, the sterilized liquid flows into the anaerobic tank 303 through the first communicating pipe 6 and is stirred by the blades 3042, so that the garbage percolate is subjected to anaerobic reaction, organic matters in the garbage percolate can be subjected to anaerobic bacterial decomposition, metabolism and digestion, the content of the organic matters in the garbage percolate is greatly reduced, the liquid after anaerobic treatment flows into the aerobic tank 302 through the second communicating pipe 9, oxygen is diffused and escaped in a bubble form through the aeration pipe 3051 and is dissolved into the garbage percolate to carry out biological metabolism so as to degrade the organic matters, so that the water is stable and harmless and finally flows out through the water outlet pipe 10.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a landfill leachate advanced treatment unit, includes base (1), its characterized in that: base (1) upper surface is from last to having set gradually first reation kettle (2) and second reation kettle (3) down, the welding has first supporting leg (4) between first reation kettle (2) and second reation kettle (3), the welding has second supporting leg (5) between second reation kettle (3) and base (1), the intercommunication has first communicating pipe (6) between first reation kettle (2) and second reation kettle (3), and fixed mounting has motor cabinet (7) on base (1) that is located second reation kettle (3) one side, install rotation motor (8) on motor cabinet (7).

2. The advanced treatment device for landfill leachate according to claim 1, wherein: first reation kettle (2) include kettle cover (201), be provided with feed liquor pipe (2011) on kettle cover (201), surface mounting has ultraviolet banks (206) under kettle cover (201), the welding has well cabinet frame (202) in first reation kettle (2), the joint has filter tube (203) in well cabinet frame (202), is located the welding has a pair of annular rack (204) on the inner wall of first reation kettle (2) of filter tube (203) below, and is a pair of filter cotton layer (205) and activated carbon layer (207) have been placed respectively on annular rack (204).

3. The advanced treatment device for landfill leachate according to claim 2, wherein: be provided with baffle (301) in second reation kettle (3), be aerobic pool (302) in second reation kettle (3) that are located baffle (301) one side, be anaerobic pool (303) in second reation kettle (3) that are located baffle (301) opposite side, first connecting pipe (6) and anaerobic pool (303) intercommunication, be provided with agitating unit (304) in anaerobic pool (303), be provided with air feeder (305) in aerobic pool (302).

4. The advanced treatment device for landfill leachate according to claim 3, wherein: the stirring device (304) comprises a rotating shaft (3041), the rotating shaft (3041) penetrates through the bottom of the second reaction kettle (3) on one side of the anaerobic tank (303), a paddle (3042) is connected to one section of the rotating shaft (3041) in the anaerobic tank (303), a driven belt wheel (3043) is coaxially sleeved on one end of the rotating shaft (3041) at the lower end of the second reaction kettle (3), a driving belt wheel (3044) is coaxially sleeved on the output end of the rotating motor (8), and the driven belt wheel (3043) is in transmission connection with the driving belt wheel (3044) through a belt.

5. The advanced treatment device for landfill leachate according to claim 3, wherein: the gas supply device (305) comprises an aeration pipe (3051) and an aeration fan (3052) which are communicated with the aerobic tank (302).

6. The advanced treatment device for landfill leachate according to claim 3, wherein: the intercommunication has second communicating pipe (9) between good oxygen pond (302) and anaerobism pond (303), is located communicate outlet pipe (10) on second reation kettle (3) of good oxygen pond (302) one side, all be provided with ooff valve (11) on feed liquor pipe (2011), first communicating pipe (6), second communicating pipe (9) and outlet pipe (10), all install water pump (12) on first communicating pipe (6) and second communicating pipe (9).