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CN-224220868-U - Filter equipment for landfill leachate

CN224220868UCN 224220868 UCN224220868 UCN 224220868UCN-224220868-U

Abstract

The utility model discloses a filtering device for landfill leachate, which comprises a filtering box, wherein a filtering screen cylinder is arranged in the filtering box, a cleaning shaft is arranged in the filtering box through a bearing, a motor is arranged in cooperation with the cleaning shaft, a connecting rod is arranged on the cleaning shaft, a cleaning brush is arranged at the tail end of the connecting rod, the outer end part of the cleaning brush is attached to the inner wall of the filtering screen cylinder, a first drain pipe is arranged at the bottom end of the filtering box in cooperation with the filtering screen cylinder, a first drain pipe is arranged on the side wall of the filtering box, a first liquid inlet pipe is arranged at the top end of the filtering box, a spiral guide vane is arranged on the cleaning shaft, an annular spray pipe is arranged at the inner top end of the filtering box, and the annular spray pipe extends to the outer side of the filtering box and is provided with a solvent input pipe.

Inventors

  • XU FUHUA
  • ZHANG WANQING

Assignees

  • 山东嘉然环保科技有限公司

Dates

Publication Date
20260512
Application Date
20250416

Claims (8)

  1. 1. The utility model provides a filter equipment for landfill leachate, includes rose box (1), characterized by is provided with filter screen section of thick bamboo (2) in rose box (1), be provided with clean axle (3) through the bearing in rose box (1) to cooperation clean axle (3) are provided with motor (4), be provided with connecting rod (5) on clean axle (3), the tail end of connecting rod (5) is provided with cleaning brush (6), the outer tip of cleaning brush (6) is laminated with the inner wall of filter screen section of thick bamboo (2), the bottom cooperation filter screen section of thick bamboo (2) of rose box (1) is provided with first drain (7), be provided with first drain (8) on the lateral wall of rose box (1), the top of rose box (1) is provided with first feed liquor pipe (9), be provided with helical blade (10) on clean axle (3), the inside top of rose box (1) is provided with annular pipe (11), annular spray pipe (11) extend to the outside of rose box (1) to be provided with solvent input pipe (12).
  2. 2. The filtering device for landfill leachate according to claim 1, wherein a filtering barrel (13) is arranged at the tail end of the first liquid discharge pipe (8), a mounting plate (14) is arranged at the top end of the filtering barrel (13), a ceramic membrane (15) is arranged on the mounting plate (14), a water outlet cavity (16) is formed at the top of the mounting plate (14), and a filtering cavity (17) is formed at the bottom of the mounting plate.
  3. 3. The filtration device for landfill leachate according to claim 2, wherein a second liquid inlet pipe (18) is arranged on the side wall of the filtration barrel (13), a flow guide pipe (19) is arranged between the first liquid outlet pipe (8) and the second liquid inlet pipe (18), and a second liquid outlet pipe (20) is arranged at the top end of the filtration barrel (13).
  4. 4. The filtering device for landfill leachate according to claim 3, wherein a cleaning scraping plate (21) is arranged in the filtering cavity (17), the cleaning scraping plate (21) is slidably sleeved on the ceramic membrane (15), an electric push rod (22) is arranged at the top end of the filtering barrel (13), a telescopic rod (23) is matched with the electric push rod (22), the cleaning scraping plate (21) is arranged on the telescopic rod (23) of the electric push rod (22), and the telescopic rod (23) is slidably connected with the mounting plate (14) through a sealed linear bearing.
  5. 5. The filtering device for landfill leachate according to claim 4, wherein a second drain pipe (24) is arranged on the side wall of the filtering barrel (13), and valves (25) are arranged on the first drain pipe (7) and the second drain pipe (24).
  6. 6. A filtration device for landfill leachate according to any of the claims 1-5, wherein the filter screen cylinder (2) is provided with a first differential pressure gauge (26) connected to the inner and outer sides.
  7. 7. A filtration device for landfill leachate according to claim 2, wherein the upper and lower sides of the mounting plate (14) are provided with second differential pressure gauges (27).
  8. 8. A filtration device for landfill leachate according to claim 1, wherein a sedimentation bucket (28) is arranged between the first sewage draining pipe (7) and the filtration tank (1).

Description

Filter equipment for landfill leachate Technical Field The utility model relates to the technical field of landfill leachate filtration, in particular to a filtration device for landfill leachate. Background The landfill leachate contains higher-concentration Suspended Solids (SS) and colloid substances, and in the process of purifying the landfill leachate, the landfill leachate is required to be filtered to remove the high-concentration Suspended Solids (SS) and the colloid substances, so that a membrane separation system or a biochemical treatment unit is prevented from being blocked in the subsequent leachate purification treatment process; However, the existing landfill leachate filtering device mainly filters suspended impurities, solid particulate matters and the like in landfill leachate through a filter screen structure, and after the existing landfill leachate filtering device is used for a period of time, shutdown cleaning is needed, so that the filtering efficiency is affected; The existing filtration device for landfill leachate is inconvenient to realize autonomous cleaning and cleaning of equipment after filtration, and influences the filtration effect. Disclosure of utility model (One) solving the technical problems Aiming at the problems in the prior art, the utility model provides a filtering device for landfill leachate, which aims to solve the technical problem that the filtering device for landfill leachate is inconvenient to realize the autonomous cleaning of equipment in the process of leachate in the prior art. (II) technical scheme In order to achieve the above purpose, the present utility model provides the following technical solutions: The utility model provides a filter equipment for landfill leachate, includes the rose box, be provided with the filter screen section of thick bamboo in the rose box, be provided with clean axle through the bearing in the rose box to the cooperation clean axle is provided with the motor, be provided with the connecting rod on the clean axle, the tail end of connecting rod is provided with the cleaning brush, the outer tip of cleaning brush is laminated with the inner wall of filter screen section of thick bamboo, the bottom cooperation filter screen section of thick bamboo of rose box is provided with first drain, be provided with first fluid-discharge tube on the lateral wall of rose box, the top of rose box is provided with first feed liquor pipe, be provided with spiral guide vane on the clean axle, the inside top of rose box is provided with annular shower, annular shower extends to the outside of rose box to be provided with the solvent input pipe. The utility model is further arranged that the tail end of the first liquid discharge pipe is connected with a filter vat, the top end of the filter vat is provided with a mounting plate, the mounting plate is provided with a ceramic membrane, the top of the mounting plate is provided with a water outlet cavity, the bottom of the mounting plate is provided with a filter cavity, percolate after preliminary filtration by the filter box enters the filter vat and is further filtered under the action of the ceramic membrane, impurities are intercepted by the ceramic membrane, and filtered water enters the water outlet cavity through a pipeline structure inside the ceramic membrane and is discharged outwards through a second liquid discharge pipe on the water outlet cavity. The utility model is further characterized in that a second liquid inlet pipe is arranged on the side wall of the filter vat, a flow guide pipe is arranged between the first liquid outlet pipe and the second liquid inlet pipe, a second liquid outlet pipe is arranged at the top end of the filter vat, and percolate discharged through the first liquid outlet pipe can be conveyed to the second liquid inlet pipe under the action of the flow guide pipe and enter the filter vat through the second liquid inlet pipe, so that further filtration is realized. The utility model is further characterized in that the cleaning scraping plate is arranged in the filter cavity, the cleaning scraping plate is sleeved on the ceramic membrane in a sliding manner, the top end of the filter barrel is provided with the electric push rod, the electric push rod is provided with the telescopic rod in a matched manner, the cleaning scraping plate is arranged on the telescopic rod of the electric push rod, the telescopic rod is connected with the mounting plate in a sliding manner through the sealed linear bearing, the lifting movement of the cleaning scraping plate can be controlled through the electric push rod, when the cleaning scraping plate descends, dirt on the surface of the ceramic membrane can be scraped, and meanwhile, the second sewage draining pipe is opened, so that the scraped sewage can be discharged in time. The utility model is further characterized in that a second drain pipe is arranged on the side wall of the filter barrel, valves are arranged