CN217578605U

CN217578605U - Miniature landfill leachate treatment facility of rubbish transfer station

Info

Publication number: CN217578605U
Application number: CN202220919806.0U
Authority: CN
Inventors: 陈家庆; 董跃; 杨阳; 王文平
Original assignee: Nanjing Runzhong Environmental Technology Co ltd
Current assignee: Nanjing Runzhong Environmental Technology Co ltd
Priority date: 2022-04-19
Filing date: 2022-04-19
Publication date: 2022-10-14
Anticipated expiration: 2032-04-19

Abstract

The utility model provides a miniature landfill leachate treatment facility of rubbish transfer station, including one-level water treatment case, second grade water treatment case and tertiary water treatment case, second grade water treatment case and one-level water treatment case and tertiary water treatment case are respectively through inlet tube and play water piping connection, be equipped with the intake pump on the inlet tube, tertiary water treatment case is fixed with the circulating pump, be equipped with the filter screen in the second grade water treatment case, inlet tube and outlet pipe are in the downside and the upside of filter screen respectively, the delivery port of circulating pump is connected with the water quality monitoring shower and the recoil pipe of mutual intercommunication respectively, the top at second grade water treatment case is managed to the recoil union coupling, and the upside surface of recoil pipe towards the filter screen. The device is suitable for pretreatment of landfill leachate by small and medium-sized garbage transfer stations, and has the advantages of simple structure and convenience in operation.

Description

Miniature landfill leachate treatment facility of rubbish transfer station

Technical Field

The utility model relates to a filtration liquid treatment facility field, concretely relates to miniature landfill leachate treatment facility of rubbish transfer station.

Background

The landfill leachate is high-concentration organic wastewater which is derived from water contained in garbage in a garbage landfill, rain, snow and other water entering the landfill, deducts the saturated water holding capacity of the garbage and a soil covering layer and is formed by passing through the garbage layer and the soil covering layer. There is also water that accumulates to leak out of the waste ready for incineration.

Generally, the landfill leachate is subjected to multiple processes, such as filtration, fermentation, anaerobic treatment and the like, and then enters the atmospheric water circulation again, so that the environmental protection requirement of water conservation is met.

A small-sized landfill leachate treatment device is designed, is different from a large-sized treatment device, and has the characteristics of simple structure and easiness in operation.

Disclosure of Invention

For overcoming the not enough of prior art, the utility model provides a miniature landfill leachate treatment facility of rubbish transfer station is applicable to middle-size and small-size rubbish transfer station and to landfill leachate preliminary treatment, has simple structure, the benefit of simple operation.

For realizing the above-mentioned purpose, the utility model discloses a miniature landfill leachate treatment facility of rubbish transfer station, including one-level water treatment tank, second grade water treatment tank and tertiary water treatment tank, second grade water treatment tank and one-level water treatment tank and tertiary water treatment tank are respectively through inlet tube and play water piping connection, be equipped with the intake pump on the inlet tube, tertiary water treatment tank is fixed with the circulating pump, be equipped with the filter screen in the second grade water treatment tank, inlet tube and outlet pipe are in the downside and the upside of filter screen respectively, the delivery port of circulating pump is connected with the water quality monitoring shower and the recoil pipe of mutual intercommunication respectively, the top at second grade water treatment tank is connected to the recoil union coupling, and the upside surface of recoil pipe towards the filter screen.

Further, the filter screen is obliquely arranged.

Furthermore, a first opening and closing valve and a second opening and closing valve are respectively arranged on the water inlet pipe and the water outlet pipe, a side through pipe is jointly connected between the water inlet pipe and the water outlet pipe, and a third opening and closing valve is arranged on the side through pipe.

And furthermore, a fermentation liquor supplementing joint is arranged on the secondary water treatment tank and is positioned on the upper side of the filter screen.

Further, the second-stage water treatment tank is internally provided with a mounting plate, the mounting plate is respectively positioned at the upper side and the lower side of the filter screen, and the filter screen is fixedly connected with the mounting plate through bolts.

Further, the outside of second grade water treatment case is equipped with the lamp house, installs the sun lamp in the lamp house, is separated by glass between lamp house and the second grade water treatment case, is equipped with the relief valve on the second grade water treatment case, and the lamp house is in the upside of filter screen.

Has the advantages that: flow into tertiary water treatment in the case with filtration liquid in secondary water treatment in the case, the circulating pump both can be used for detecting filtration liquid after filtering, look over whether quality of water in the secondary water treatment accords with emission standard, also can be used for carrying out the recoil to the filter screen in the secondary water treatment, reduce the solid residue adhesion of filter screen downside, improved the speed that filtration liquid passed through, also increased the use approach of filtration liquid.

Drawings

The invention will be further described and illustrated with reference to the accompanying drawings.

Fig. 1 is an overall schematic structural view of a preferred embodiment of the present invention.

Reference numerals: 1. a primary water treatment tank; 2. a secondary water treatment tank; 3. a third-stage water treatment tank; 4. a water inlet pipe; 5. a water outlet pipe; 6. a circulation pump; 7. a water quality monitoring spray pipe; 8. filtering with a screen; 9. back flushing the pipe; 10. mounting a plate; 11. a first opening and closing valve; 12. a second open-close valve; 13. a fermentation liquor supplement joint; 14. a pressure relief valve; 15. a water inlet pump; 16. a third opening and closing valve; 17. a side through pipe; 18. a sun lamp.

Detailed Description

The technical solution of the present invention will be more clearly and completely explained by the description of the preferred embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1, the utility model discloses first-selected embodiment's a miniature landfill leachate treatment facility of rubbish transfer station, including one-level water treatment tank 1, second grade water treatment tank 2 and tertiary water treatment tank 3, the left side of second grade water treatment tank 2 is inlet tube 4, and the right side of second grade water treatment tank 2 is outlet pipe 5, and second grade water treatment tank 2 is connected through inlet tube 4 and outlet pipe 5 respectively with one-level water treatment tank 1 and tertiary water treatment tank 3, is equipped with intake pump 15 on the inlet tube 4 for filtration liquid from 1 flow direction second grade water treatment tank 2 of one-level water treatment tank.

The first-stage water treatment tank 1, the second-stage water treatment tank 2 and the third-stage water treatment tank 3 are communicated with each other. Tertiary water treatment tank 3 is fixed with circulating pump 6, and circulating pump 6's water inlet and the inside intercommunication of tertiary water treatment tank 3, water quality monitoring shower 7 is connected to circulating pump 6's delivery port for water after handling in the secondary water treatment tank detects, discharges after the accord with the standard, and the leachate that is not conform to the standard of taking out enters into one-level water treatment tank again and circulates.

Be equipped with filter screen 8 in second grade water treatment tank 2, filter screen 8 slope sets up, and inlet tube 4 and outlet pipe 5 are in filter screen 8's downside and upside respectively, and filter screen 8 filters sewage, is detained the filter residue in second grade water treatment tank 2.

The delivery port of circulating pump 6 still is connected with recoil pipe 9, and recoil pipe 9 and water quality monitoring shower 7 connect in parallel, and recoil pipe 9 is equipped with the valve towards the inside of second grade water treatment tank 2, and the upside that the recoil pipe 9 is facing to filter screen 8 on the recoil pipe 9 for open and close recoil pipe 9. The advantage of providing the aforementioned sieve 8 with an inclination is: 1. the filtering effect of the filter screen 8 is not influenced; 2. the backflushing pipe 9 can also wash the filter screen 8 from top to bottom, so that solid slag attached to the filter screen can fall conveniently.

Be equipped with mounting panel 10 in the second grade water treatment case 2, mounting panel 10 is in the upside and the downside of filter screen 8 respectively, and filter screen 8 passes through bolt and mounting panel 10 fixed connection. The filter screen 8 is prevented from moving due to the impact force of the back flushing pipe 9 by the mutual fixation of the mounting plate 10 and the filter screen 8.

Be equipped with first on inlet tube and the outlet pipe respectively and open valve 11 and second on-off valve 12 for open respectively and close inlet tube and outlet pipe, be connected with side siphunculus 17 between inlet tube and the outlet pipe jointly, side siphunculus 17 lug connection is between one-level water treatment case 1 and tertiary water treatment case 3, avoid second grade water treatment case 2, close the back with first on-off valve 11 and second on-off valve 12, can be used for removing mud to second grade water treatment case 2 in the short time, overhaul, need not to close whole equipment.

When the filter screen 8 in the cleaning box needs to be backflushed, the first opening and closing valve 11 needs to be closed, the first opening and closing valve 12 needs to be opened, the third opening and closing valve 16 on the side through pipe 17 needs to be opened, solid slag on the filter screen is re-brushed by water pressure generated downwards by the backflushing pipe 9, and the solid slag is not attached to the filter screen any more, so that the filter screen is favorably filtered.

Be equipped with zymotic fluid on the second grade water treatment case 2 and supply joint 13, zymotic fluid supply joint 13 is in the upside of filter screen 8, through zymotic fluid supply joint 13, can increase zymotic fluid in the filtration liquid of filter screen 8 upside, fungus class finishing agent etc., each valve on the second grade water treatment case 2 is closed simultaneously, second grade water treatment case 2 becomes confined environment, the filtration liquid of saving in the second grade water treatment case, after zymotic fluid and fungus class are handled, discharge to reach standard again, be equipped with the relief valve on the second grade water treatment case, guarantee the pressure stability in the second grade water treatment case.

The secondary water treatment tank 2 is provided with a water discharge head (not shown in the figure) for discharging solid slag in the secondary water treatment tank 2.

The outside of second grade water treatment case 2 is equipped with the lamp house, installs sun lamp 18 in the lamp house, is separated by glass between lamp house and the second grade water treatment case, and the illumination that sun lamp 18 produced can see through glass and shine in the second grade water treatment case, and the fungus class in the second grade water treatment case can improve its activity, improves the ability of fungus class to water treatment.

The above detailed description merely describes the preferred embodiments of the present invention and does not limit the scope of the present invention. Without departing from the design concept and spirit scope of the present invention, the ordinary skilled in the art should belong to the protection scope of the present invention according to the present invention the description and drawings provided by the present invention are right to the various modifications, replacements and improvements made by the technical solution of the present invention. The scope of protection of the invention is determined by the claims.

Claims

1. The utility model provides a miniature landfill leachate treatment facility of rubbish transfer station, its characterized in that, includes one-level water treatment case (1), second grade water treatment case (2) and tertiary water treatment case (3), second grade water treatment case (2) is connected through inlet tube (4) and outlet pipe (5) respectively with one-level water treatment case (1) and tertiary water treatment case (3), be equipped with intake pump (15) on inlet tube (4), tertiary water treatment case (3) are fixed with circulating pump (6), be equipped with filter screen (8) in second grade water treatment case (2), inlet tube (4) and outlet pipe (5) are in the downside and the upside of filter screen (8) respectively, the delivery port of circulating pump (6) is connected with water quality monitoring shower (7) and recoil pipe (9) that communicate each other respectively, the top at second grade water treatment case (2) is connected to recoil pipe (9), just recoil pipe (9) are towards the upside surface of filter screen (8).

2. The micro landfill leachate treatment plant of the refuse transfer station according to claim 1, wherein the screen (8) is disposed in an inclined manner.

3. The micro landfill leachate treatment equipment of the garbage transfer station according to claim 1, wherein the water inlet pipe (4) and the water outlet pipe (5) are respectively provided with a first opening and closing valve (11) and a second opening and closing valve (12), a side through pipe (17) is commonly connected between the water inlet pipe (4) and the water outlet pipe (5), and a third opening and closing valve (16) is arranged on the side through pipe.

4. The miniature landfill leachate treatment equipment of claim 1, wherein the secondary water treatment tank (2) is provided with a fermentation liquor supplement joint (13), and the fermentation liquor supplement joint (13) is positioned on the upper side of the filter screen (8).

5. The miniature landfill leachate treatment facility of claim 1, wherein the secondary water treatment tank (2) is provided with a mounting plate (10), the mounting plate (10) is respectively arranged at the upper side and the lower side of the filter screen (8), and the filter screen (8) is fixedly connected with the mounting plate (10) through bolts.

6. The miniature landfill leachate treatment equipment of a refuse transfer station according to claim 3, characterized in that a lamp box is arranged outside the secondary water treatment tank (2), a sun lamp is installed in the lamp box, the lamp box and the secondary water treatment tank (2) are separated by glass, a pressure release valve is arranged on the secondary water treatment tank (2), and the lamp box is positioned on the upper side of the filter screen (8).