CN213012166U

CN213012166U - Domestic sewage ecological landscape system

Info

Publication number: CN213012166U
Application number: CN202021280695.0U
Authority: CN
Inventors: 姜娜; 滕召刚; 于凯
Original assignee: Qingdao Guobiao Environmental Protection Engineering Co ltd
Current assignee: Qingdao Guobiao Environmental Protection Engineering Co ltd
Priority date: 2020-07-04
Filing date: 2020-07-04
Publication date: 2021-04-20
Anticipated expiration: 2030-07-04

Abstract

The utility model relates to a domestic sewage ecological landscape system, which comprises a sewage adjusting tank, a biochemical treatment unit, an ecological landscape treatment unit and a discharge water tank; the biochemical treatment unit comprises a lift pump, a No. 1 aerobic tank, a No. 2 aerobic tank, a No. 3 aerobic tank and a sedimentation tank; the ecological landscape processing unit comprises a No. 1 ecological infiltration tank, a No. 2 ecological infiltration tank, a No. 3 ecological infiltration tank, a No. 4 ecological infiltration tank, a No. 5 ecological infiltration tank, a No. 6 ecological infiltration tank, a No. 7 ecological infiltration tank and a No. 8 ecological infiltration tank which are connected in parallel, wherein the upper part in the ecological infiltration tank is provided with a water inlet distribution pipe, and the lower part is provided with a water outlet distribution pipe; ecological infiltration jar from the bottom up arranges filler bed course, ecological filler, non-woven fabrics, planting soil in proper order, and the sewage after the processing can reach the standard and discharge and the ecological landscape who forms can regard as the sight spot of viewing and admiring and utilize, the utility model discloses simple structure, investment are little, the working costs is low, use easy maintenance, go out that water quality of water is good, easily promote.

Description

Domestic sewage ecological landscape system

Technical Field

The utility model relates to a domestic sewage treatment technical field especially relates to a domestic sewage ecological landscape system.

Background

With the development of production and life and the progress of human society, dispersed domestic sewage places which are far away from towns and cannot be collected to municipal administration, such as expressway service areas, generally have the sewage quantity of 200-400m3/d, are difficult to be integrated into municipal pipe networks and need to be treated on site. The periphery of the places basically has no living area, a plurality of vehicles and people come and go in the service area every day, and certain amount of sewage is generated in catering, toilets and the like of the places, and if the sewage is not treated, the surrounding environment is inevitably polluted.

If the conventional sewage station is constructed for treatment, the change of water amount is changed along with the change of human flow, the water quality is unstable, the operation of a sewage system needs to be performed by technical personnel skilled in the field, the operation is difficult to realize for a service area, and the common phenomenon is that the sewage treatment system is not good in management, machine equipment lacks necessary maintenance, and cannot normally operate, so that the waste is not used. Therefore, in combination with the field situation, a technology with low investment, low operating cost, simple operation and good treatment effect is urgently needed to be searched for the distributed sewage treatment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above problem, provide a domestic sewage ecological landscape system, be fit for human living environment such as highway service area, the waste water after the processing can regard as the use of view afforestation.

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

the utility model provides a domestic sewage ecological landscape system, which comprises a sewage adjusting tank, a biochemical treatment unit, an ecological landscape treatment unit and a discharge water tank; the biochemical treatment unit comprises a lift pump, a No. 1 aerobic tank, a No. 2 aerobic tank, a No. 3 aerobic tank and a sedimentation tank; the ecological landscape processing unit comprises a No. 1 ecological infiltration tank, a No. 2 ecological infiltration tank, a No. 3 ecological infiltration tank, a No. 4 ecological infiltration tank, a No. 5 ecological infiltration tank, a No. 6 ecological infiltration tank, a No. 7 ecological infiltration tank and a No. 8 ecological infiltration tank which are connected in parallel, wherein the upper part in the ecological infiltration tank is provided with a water inlet distribution pipe, and the lower part is provided with a water outlet distribution pipe; the ecological infiltration tank is sequentially provided with a filler cushion layer, ecological fillers, non-woven fabrics and planting soil from bottom to top.

Preferably, the sewage in the sewage adjusting tank is conveyed to the No. 1 aerobic tank through a lifting pump.

Preferably, the ecological infiltration tank is connected through a pipeline.

Preferably, the water inlet and distribution pipe is of a branch structure, two rows of water inlet and distribution pipe holes which are arranged downwards in a 45-degree crossed manner are formed in the bottom of the water distribution pipe, and the gap between the pipe holes is 200 mm.

Preferably, the water outlet and distribution pipe is of a branch structure, two rows of water outlet and distribution pipe holes which are arranged downwards in a 45-degree crossed manner are formed in the bottom of the water distribution pipe, and the gap between the pipe holes is 200 mm.

Preferably, the water inlet and distribution pipes and the water outlet and distribution pipe are wrapped by nylon nets.

Preferably, the planting soil is 150mm thick.

Preferably, the green plants are iris, pennisetum and typha, and are plants suitable for waterside growth.

Preferably, the ecological infiltration tank is connected with a discharge water pool through a pipeline.

The above technical scheme of the utility model has following profitable technological effect:

the domestic sewage ecological landscape system provided by the utility model enables the amount of discharged wastewater and the water quality to be uniform and stable through the sewage adjusting tank, and realizes continuous and stable operation; the ecological filler has only a filtering and adsorbing function in the initial operation stage, after the ecological filler is operated for 3-6 months, the filler can be attached with a layer of biological membrane to generate anaerobic reaction, and green plant roots in the planting soil can extend into the ecological infiltration tank to absorb organic pollutants in sewage, so that the sewage treatment efficiency is high, the operation is stable, and the blockage is not easy to occur, thereby achieving the purpose of purifying the sewage; all the devices of the system are integrally designed and buried, so that the floor area is reduced. In a word, the utility model discloses simple structure, investment are little, the working costs is low, use easy maintenance, go out that the water quality of water is good, easily promote.

Drawings

The present invention will be further described with reference to the accompanying drawings and the following detailed description. The scope of protection of the present invention is not limited to the description of the following contents.

Fig. 1 is a schematic structural plan view of the present invention.

Fig. 2 is a schematic view of the vertical structure of the present invention.

Fig. 3 is a sectional elevation view of the structure of the ecological infiltration tank.

In the figure, 1-a sewage adjusting tank; 2-a biochemical treatment unit; 3-an ecological landscape processing unit; 4-draining the water tank; 21-a lift pump; a No. 22-1 aerobic tank; no. 23-2 aerobic tank; number 24-3 aerobic tank; 25-a settling tank; no. 31-1 ecological infiltration tank; no. 32-2 ecological infiltration tank; no. 33-3 ecological infiltration tank; no. 34-4 ecological infiltration tank; no. 35-5 ecological infiltration tank; no. 36-6 ecological infiltration tank; no. 37-7 ecological infiltration tank; no. 38-8 ecological infiltration tank; 39-a pipeline; 300-a filler cushion layer; 301-ecological filler; 302-inlet water distribution pipe holes; 303-non-woven fabrics; 304-planting soil; 305-water inlet and distribution pipe; 306-water outlet and distribution pipe; 307-water outlet distribution pipe holes; 308-green plants.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1-3, the utility model provides a domestic sewage ecological landscape system, which comprises a sewage adjusting tank 1, a biochemical treatment unit 2, an ecological landscape treatment unit 3 and a discharge water tank 4; the biochemical treatment unit comprises a lifting pump 21, a No. 1 aerobic tank 22, a No. 2 aerobic tank 23, a No. 3 aerobic tank 24 and a sedimentation tank 25; the ecological landscape processing unit 3 comprises a No. 1 ecological infiltration tank 31, a No. 2 ecological infiltration tank 32, a No. 3 ecological infiltration tank 33, a No. 4 ecological infiltration tank 34, a No. 5 ecological infiltration tank 35, a No. 6 ecological infiltration tank 36, a No. 7 ecological infiltration tank 37 and a No. 8 ecological infiltration tank 38 which are connected in parallel, wherein the upper part in the ecological infiltration tank is provided with a water inlet distribution pipe 305, and the lower part is provided with a water outlet distribution pipe 306; the ecological percolation tank is sequentially provided with a filler cushion layer 300, ecological fillers 301, non-woven fabrics 303 and planting soil 304 from bottom to top.

The sewage in the sewage adjusting tank 1 is conveyed to a No. 1 aerobic tank 22 through a lifting pump 21;

the ecological infiltration tanks are connected by a pipe 39.

The water inlet distribution pipe 305 is of a branch structure, two rows of water inlet distribution pipe holes 302 which are arranged downwards in a 45-degree crossed manner are arranged at the bottom of the distribution pipe, and the gap between the pipe holes is 200 mm.

The water outlet and distribution pipe 306 is a branch structure, and two rows of water outlet and distribution pipe holes 307 which are arranged downwards in a 45-degree crossed manner are arranged at the bottom of the water distribution pipe, and the gap between the pipe holes is 200 mm.

The water inlet distribution pipe 305 and the water outlet distribution pipe 306 are wrapped by nylon net.

The planting soil 304 is 150mm thick.

The green plants 308 are aquatic iris, pennisetum and cattail, and are suitable for plants growing on the waterside.

The ecological infiltration tank is connected with a discharge water tank 4 through a pipeline.

The sewage treatment process of this embodiment: when sewage is treated, the sewage in the sewage adjusting tank is pumped to the aerobic tank No. 1 through the lifting pump, flows into the aerobic tank No. 2 and the aerobic tank No. 3 in sequence, then enters the settling tank, sludge sinks, supernatant overflows and enters the ecological infiltration tank connected in parallel, namely the ecological landscape device, an anoxic anaerobic microbial population is formed in the tank body, pollutants such as COD, nitrogen, phosphorus and the like are further removed, the water filtered by the infiltration tank can be directly discharged to a discharge water tank, the treated sewage can reach the first-class A standard of pollutant discharge standard of a municipal sewage treatment plant, the standard is used as the basic requirement of reuse water, and the standard is suitable when rivers and lakes with smaller dilution capacity are introduced to be used as municipal landscape water and general reuse water. The number of the ecological infiltration tanks in the system can be increased or decreased according to the amount of treated water, the retention time of the aerobic tank is about 10 hours, the settling time of the settling tank is about 1 hour, the sludge reflux ratio is about 50 percent, the filtration retention time of the ecological infiltration tank is 10 hours, the ecological infiltration tank can be basically in an unattended management state, and only inspection needs to be carried out every day.

The above preferred embodiments are only intended to illustrate the technical solution of the present invention and not to limit, and although the present invention has been described in detail by the above preferred embodiments, a person skilled in the art may make various changes in form and detail without departing from the scope of the present invention defined by the claims.

Claims

1. The utility model provides a domestic sewage ecological landscape system which characterized in that: comprises a sewage adjusting tank, a biochemical treatment unit, an ecological landscape treatment unit and a discharge water tank; the biochemical treatment unit comprises a lift pump, a No. 1 aerobic tank, a No. 2 aerobic tank, a No. 3 aerobic tank and a sedimentation tank; the ecological landscape processing unit comprises a No. 1 ecological infiltration tank, a No. 2 ecological infiltration tank, a No. 3 ecological infiltration tank, a No. 4 ecological infiltration tank, a No. 5 ecological infiltration tank, a No. 6 ecological infiltration tank, a No. 7 ecological infiltration tank and a No. 8 ecological infiltration tank which are connected in parallel, wherein the upper part in the ecological infiltration tank is provided with a water inlet distribution pipe, and the lower part is provided with a water outlet distribution pipe; the ecological infiltration tank is sequentially provided with a filler cushion layer, ecological fillers, non-woven fabrics, planting soil and green plants from bottom to top.

2. The domestic sewage ecological landscape system of claim 1, wherein: and sewage in the sewage adjusting tank is conveyed to the aerobic tank No. 1 through a lifting pump.

3. The domestic sewage ecological landscape system of claim 1, wherein: the ecological infiltration tank is connected through a pipeline.

4. The domestic sewage ecological landscape system of claim 1, wherein: the water inlet and distribution pipe is of a branch structure, two rows of pipe holes of the water inlet and distribution pipe which are arranged downwards in a 45-degree crossed manner are arranged at the bottom of the water distribution pipe, and the gap between the pipe holes is 200 mm.

5. The domestic sewage ecological landscape system of claim 1, wherein: the water outlet and distribution pipe is of a branch structure, two rows of pipe holes of the water outlet and distribution pipe which are arranged downwards in a 45-degree crossed manner are arranged at the bottom of the water distribution pipe, and the gap between the pipe holes is 200 mm.

6. The domestic sewage ecological landscape system of claim 1, wherein: the water inlet and distribution pipes and the water outlet and distribution pipe are wrapped by nylon nets.

7. The domestic sewage ecological landscape system of claim 1, wherein: the planting soil is 150mm thick.

8. The domestic sewage ecological landscape system of claim 1, wherein: the green plants are aquatic iris, pennisetum and cattail, and are suitable for plants growing on the waterside.

9. The domestic sewage ecological landscape system of claim 1, wherein: the ecological infiltration tank is connected with a discharge water pool through a pipeline.