CN210857429U

CN210857429U - Rain and sewage diversion device for refuse landfill

Info

Publication number: CN210857429U
Application number: CN201921496413.8U
Authority: CN
Inventors: 肖明
Original assignee: Shandong Zhonghai Xinke Environmental Technology Co ltd
Current assignee: Shandong Zhonghai Xinke Environmental Technology Co ltd
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-06-26
Anticipated expiration: 2029-09-09

Abstract

The utility model discloses a refuse landfill rain sewage diverging device mainly relates to refuse landfill treatment technical field, including wetland plant, the foundation bed, groundwater diversion layer upper protective layer, groundwater diversion layer, epimembranal protective layer, membrane barrier layer, protective layer under the membrane, be equipped with the rainwater collecting pit in groundwater diversion layer, be provided with the fence on the foundation bed, and the below and the rainwater collecting pit of fence are linked together, be equipped with an album dirty pond on the rainwater collecting pit, install the third filter screen on the album dirty pond, be equipped with first filter screen and second filter screen on the third filter screen, at the dirty pond outside guard plate of collection, collect dirty pond and sewage pipes intercommunication each other, the below and the desilting pit interconnect of desilting mouth, and the desilting mouth is located the lower extreme of rainwater collecting pit, the lower extreme left and right sides of rainwater collecting pit all communicates each other with rainwater pipeline.

Description

Rain and sewage diversion device for refuse landfill

Technical Field

The utility model relates to a landfill handles technical field, specifically is a landfill rain sewage diverging device.

Background

The sanitary landfill of garbage is a solid waste treatment technology widely adopted at home and abroad. Landfill leachate is a major pollutant generated in sanitary landfills. The leachate has high organic concentration, high treatment difficulty and high treatment cost, and the treatment of the landfill leachate is one of the key problems in the construction and operation of landfill sites.

Domestic waste landfill rain sewage reposition of redundant personnel aim at reduces landfill leachate production volume, reduces landfill operating cost, guarantees the landfill steady operation, and domestic waste landfill rain sewage diversion system mainly includes two parts: the rainwater drainage of the external ring field of the reservoir area is realized through a ring field drainage channel; and secondly, rainwater in the reservoir area is collected and guided and drained through a reservoir area rainwater and sewage diversion system. At present, the current operating situation of most domestic landfill sites is that the rain and sewage diversion of the peripheral site outside the landfill site reservoir area is obvious, the rain and sewage diversion effect in the reservoir area is not obvious, the catchment area of the landfill site area is too large, the generation amount of landfill leachate is too large, and the construction cost and the operating cost of the landfill site are too high.

SUMMERY OF THE UTILITY MODEL

In view of the not enough and defect that exists among the prior art, the utility model provides a landfill rain sewage diverging device separates the rainwater that produces the landfill district within range with filtration liquid effective separation and not polluted by rubbish, outside the direct discharge landfill through rainwater drainage system, reaches the purpose of rain sewage diversion, greatly reduced filtration liquid output, and then reduces filtration liquid treatment capacity and treatment cost.

In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a refuse landfill rain dirty diverging device which characterized in that: including wetland plant, the basal layer, groundwater diversion layer upper protective layer, groundwater diversion layer, epimembranal protective layer, the membrane barrier layer, protective layer under the membrane, be equipped with the rainwater collecting tank in groundwater diversion layer, be provided with the fence on the basal layer, and the below and the rainwater collecting tank of fence are linked together, be equipped with the dirty pond of collection on the rainwater collecting tank, install the third filter screen on the dirty pond of collection, be equipped with first filter screen and second filter screen on the third filter screen, at the dirty pond outside guard plate of collection, the dirty pond of collection communicates with sewage pipes each other, the below and the desilting pond interconnect of desilting mouth, and the desilting mouth is located the lower extreme of rainwater collecting tank, the lower extreme left and right sides of rainwater collecting tank all communicates with rainwater pipeline each other.

As a further improvement, the two sides of the first and second filter screens are both downward inclined, and the aperture of the second filter screen is smaller than that of the first filter screen.

As a further improvement, the outside of the sand settling port is threaded, and the sand settling tank are of a detachable installation structure.

As a further improvement, the first filter screen and the second filter screen are fixedly connected and provided with pull rings on the first filter screen.

As a further improvement of the utility model, a fourth filter screen is installed to the inboard of rainwater pipeline.

Compared with the prior art, the utility model discloses the beneficial effect who has does: the utility model is provided with wetland plants, a foundation layer, an upper protective layer of an underground water diversion layer, an upper protective layer of a membrane, a membrane impermeable layer and a lower protective layer, when encountering rainfall, when the rainfall is small, part of the rainwater is evaporated and part of the rainwater is absorbed by wetland plants after permeating into the rainwater, when the rainfall is large, the rainwater is collected on the surface of the foundation layer and enters a rainwater collecting pool, the rainwater is primarily filtered through a fence to avoid the blockage caused by the inflow of some large garbage into a pipeline along with the rainwater, the lower part of the fence is connected with the rainwater collecting pool, can collect rainwater, and the upper end of the rainwater collecting tank is respectively provided with a first filter screen and a second filter screen, simultaneously the both sides of first filter screen and second filter screen all are the downward sloping form, and the dirty thing of being convenient for flows into the dirty pond of the collection of both sides, avoids the rainwater in the rainwater collecting pit to be stained by dirty thing.

Drawings

The invention will be further described with reference to the accompanying drawings and specific embodiments:

FIG. 1 is a schematic structural view of a refuse landfill rain-sewage diversion device of the present invention;

in the figure: 1 wetland plant, 2 basal layers, 3 protective layers on the groundwater diversion layer, 4 groundwater diversion layers, 5 protective layers on the membrane, 6 impermeable layers, 7 protective layers under the membrane, 8 fences, 9 rainwater collecting tanks, 10 first filter screens, 11 second filter screens, 12 pull rings, 13 sewage collecting tanks, 14 third filter screens, 15 protective plates, 16 sewage discharge pipelines, 17 rainwater pipelines, 18 sand sinking ports, 19 sand sinking tanks and 20 fourth filter screens.

Detailed Description

In order to make the technical solution and the advantages of the present invention more clear and obvious, the present invention is further described in detail with reference to the following specific embodiments, it should be understood that the specific embodiments described herein are only used for understanding the present invention, and are not used for limiting the present invention, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

FIG. 1 is a schematic structural view of a refuse landfill rain and sewage diversion device of the utility model, which comprises wetland plants 1, a base layer 2, an upper protective layer 3 of an underground water diversion layer, an underground water diversion layer 4, an upper protective layer 5 of a membrane, an impermeable layer 6 of a membrane, and a lower protective layer 7 of a membrane, a rainwater collecting tank 9 is arranged in the underground water diversion layer 4, a fence 8 is arranged on the base layer 2, the lower part of the fence 8 is communicated with the rainwater collecting tank 9, a sewage collecting tank 13 is arranged on the rainwater collecting tank 9, a third filter screen 14 is arranged on the sewage collecting tank 13, a first filter screen 10 and a second filter screen 11 are arranged on a third filter screen 14, a protection plate 15 is arranged outside a sewage collecting tank 13, the sewage collecting tank 13 is communicated with a sewage discharge pipeline 16, the lower part of a sand settling port 18 is connected with a sand settling tank 19, and the sand-settling opening 18 is positioned at the lower end of the rainwater collecting tank 9, and the left side and the right side of the lower end of the rainwater collecting tank 9 are communicated with a rainwater pipeline 17.

The both sides of first filter screen 10 and second filter screen 11 all are the downward sloping form, and the aperture of second filter screen 11 is less than the aperture of first filter screen 10.

The outer side of the sand settling port 18 is in a thread shape, and the sand settling port and the sand settling tank 19 are in a detachable installation structure.

The first filter screen 10 is fixedly connected with the second filter screen 11, and the first filter screen 10 is provided with a pull ring 12.

A fourth screen 20 is installed at the inner side of the rainwater pipe 17.

When the rain drops, the rain falls on the base layer 2, when the rain amount is small, part of the rain is evaporated after permeating into the base layer 2, and part of the rain is absorbed by wetland plants, when the rain amount is large, the rain is collected on the surface of the base layer 2 and then enters the rain collecting tank 9, the rain is primarily filtered through the fence 8 to avoid blockage caused by the fact that some large garbage flows into a pipeline along with the rain, the upper end of the rain collecting tank 9 is respectively provided with the first filter screen 10 and the second filter screen 11 which can filter the rain in the process that the rain enters the rain collecting tank 3, the filtered rain flows into the rain collecting tank 9, and the dirt is respectively left on the upper surfaces of the first filter screen 10 and the second filter screen 11, because the two sides of the first filter screen 10 and the second filter screen 11 are in a downward inclined shape, the dirt on the surfaces of the first filter screen 10 and the second filter screen 11 flows into the dirt collecting tank 13 through the third filter screen 14, in the rainwater discharging process, a large amount of water flows into the rainwater collecting tank 9 through the first filter screen 10 and the second filter screen 11 respectively, a small amount of water flows into the sewage collecting tank 13 through the third filter screen 14, after sewage in the sewage collecting tank 13 is accumulated to a certain amount, the sewage is discharged from the sewage discharge pipeline 12, when the sewage collecting tank 13 is cleaned, the fence 8 can be used for passing through, the first filter screen 10 is taken down, the second filter screen 11 and the second filter screen 14 are taken down, rainwater reaches the rainwater collecting tank 9, silt in rainwater is precipitated into the silt basin 19, the rainwater is discharged through the rainwater pipeline 17, and the fourth filter screen 20 is installed on the inner side of the rainwater pipeline 17, so that the rainwater can be filtered for the third time before being discharged and collected, and the purification degree of the rainwater during discharging is improved.

It is noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a refuse landfill rain dirty diverging device which characterized in that: comprises wetland plants (1), a base layer (2), an upper protective layer (3) of an underground water diversion layer, an underground water diversion layer (4), an upper protective layer (5) of a membrane, a seepage-proofing layer (6) of a membrane and a lower protective layer (7) of a membrane, wherein a rainwater collecting tank (9) is arranged in the underground water diversion layer (4), a fence (8) is arranged on the base layer (2), the lower part of the fence (8) is communicated with the rainwater collecting tank (9), a sewage collecting tank (13) is arranged on the rainwater collecting tank (9), a third filter screen (14) is arranged on the sewage collecting tank (13), a first filter screen (10) and a second filter screen (11) are arranged on the third filter screen (14), an outer side protective plate (15) of the sewage collecting tank (13), the sewage collecting tank (13) is communicated with a sewage discharge pipeline (16), the lower part of a sand settling port (18) is connected with a sand settling tank (19), and the sand settling port (18) is positioned at the lower end of the rainwater collecting tank, the left side and the right side of the lower end of the rainwater collecting tank (9) are communicated with a rainwater pipeline (17) mutually.

2. The landfill site rain and sewage diversion device of claim 1, wherein: the both sides of first filter screen (10) and second filter screen (11) all are the downward sloping form, and the aperture of second filter screen (11) is less than the aperture of first filter screen (10).

3. The landfill site rain and sewage diversion device of claim 1, wherein: the outer side of the sand settling port (18) is in a thread shape, and the sand settling port and the sand settling tank (19) are in a detachable installation structure.

4. The landfill site rain and sewage diversion device of claim 1, wherein: the first filter screen (10) is fixedly connected with the second filter screen (11), and a pull ring (12) is arranged on the first filter screen (10).

5. The landfill site rain and sewage diversion device of claim 1, wherein: a fourth filter screen (20) is installed on the inner side of the rainwater pipeline (17).