CN213112951U

CN213112951U - Domestic sewage treatment system

Info

Publication number: CN213112951U
Application number: CN202021550234.0U
Authority: CN
Inventors: 程飞; 刘庆松; 吴鹏; 刘建
Original assignee: Henan Tongyuan Environmental Protection Engineering Co ltd
Current assignee: Henan Tongyuan Environmental Protection Engineering Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-05-04
Anticipated expiration: 2030-07-30

Abstract

The utility model provides a domestic sewage treatment system, which comprises a sewage tank, wherein a sewage pipe for introducing sewage is arranged at the top of the sewage tank, a first pipeline is arranged below the sewage tank, and the first pipeline is connected to the upper part of one side of a settling tank; according to the flowing direction of sewage in the settling tank, the settling tank is sequentially provided with an aeration device, an exhaust valve, an air baffle plate and an inclined tube filler; the aeration device comprises an ozone generator positioned at the top of the sedimentation tank, the ozone generator is connected with a blower, the blower is connected to a gas distribution pipe positioned in the sedimentation tank through a pipeline, and a plurality of gas outlets are arranged below the gas distribution pipe; the tail end of the settling tank is provided with an overflow port, and the overflow port is connected to the upper part of the filter tank through a second pipeline; the lower part of the filter box is connected to the artificial wetland system through a third pipeline. The utility model discloses structural design is simple, can high-efficiently carry out purification treatment to domestic sewage to carry out recycling through constructed wetland system.

Description

Domestic sewage treatment system

Technical Field

The utility model belongs to the technical field of sewage purification treatment system, concretely relates to domestic sewage treatment system.

Background

In the real life, people are more and more big to the demand of water resource, can produce a large amount of domestic sewage in daily life, but the growing reduction of water resource has formed very big pressure to domestic water and industrial water etc. so people begin to carry out recycle to the water resource, and current sewage treatment equipment all often has treatment effect poor, and the low grade shortcoming of treatment effeciency can not satisfy the demand that modernized sewage was administered.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the not enough of prior art, provide a can be to domestic sewage high-efficient purification treatment, the domestic sewage treatment system who uses, concrete scheme is as follows:

a domestic sewage treatment system comprises a sewage tank, wherein a sewage pipe for introducing sewage is arranged at the top of the sewage tank, a first pipeline is arranged below the sewage tank, and the first pipeline is connected to the upper part of one side of a settling tank; according to the flowing direction of sewage in the settling tank, the settling tank is sequentially provided with an aeration device, an exhaust valve, an air baffle plate and an inclined tube filler; the aeration device comprises an ozone generator positioned at the top of the settling tank, the ozone generator is connected with a blower, the blower is connected to a gas distribution pipe positioned in the settling tank through an exhaust pipe, and a plurality of gas outlets are arranged below the gas distribution pipe; the tail end of the settling tank is provided with an overflow port, and the overflow port is connected to the upper part of the filter tank through a second pipeline; the lower part of the filter box is connected to the artificial wetland system through a third pipeline; the artificial wetland system sequentially comprises a cobble layer, a residue soil layer, a sand soil layer and a mud soil layer from bottom to top, wherein a vegetation layer is arranged on the mud soil layer.

Based on the above, a feeding port for adding a flocculating agent is arranged on the side surface of the sewage pipe, and a turbulent flow structure is arranged in the sewage pipe; the vortex structure includes a plurality of vortex blade group, every vortex blade group is including setting up a plurality of guide vane on the sewage pipe inner wall, adjacent two form the water conservancy diversion mouth that the water conservancy diversion direction is unanimous between the guide vane.

Based on the above, the flow guide directions of the flow guide openings of two adjacent spoiler blade groups are opposite.

Based on the above, crisscross polylith swash plate that is equipped with in the sewage pond.

Based on the above, still be equipped with flow control valve on the first pipeline.

Based on the above, the exhaust valve is a ball valve.

Based on the above, be equipped with the otter board in the rose box, reverse osmosis membrane has been laid to the top of otter board.

Based on the above, the bottom of the settling tank slants downwards from front to back, and the lowest part of the bottom of the settling tank is provided with a sludge discharge port.

Based on the above, overflow mouth department is equipped with the filter screen.

The utility model discloses relative prior art has substantive characteristics and progress, specifically speaking, the utility model has the following advantages:

1. in the utility model, the side surface of the sewage pipe is provided with the charging hole, and the sewage pipe is internally provided with the turbulence structure, so that the flocculating agent can be added into the sewage and uniformly mixed with the sewage to improve the settling velocity of the sewage; the sewage pool is internally layered by arranging the inclined plates, so that the sewage treatment effect of the flocculating agent on sewage is further improved.

2. The utility model discloses in, through set up flow control valve in first pipeline, can adjust the speed of the sewage that gets into the setting tank by the effluent water sump, guarantee that the setting tank carries out high-efficient processing to sewage.

3. The utility model discloses in, through setting up aeration equipment, can carry out deep purification to sewage, ball valve and gas baffle have further promoted aeration equipment to the oxidation treatment effect of sewage, guarantee to get into the water quality of constructed wetland system.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the sewage pipe of the present invention.

In the figure: 1. a sewage tank; 2. a first conduit; 3. a settling tank; 4. an overflow port; 5. a second conduit; 6. a filter box; 7. a third pipeline; 8. an artificial wetland system; 9. a sewage pipe; 10. a feed inlet; 11. a turbulent flow structure; 111. a guide vane; 112. a flow guide port; 12. a sloping plate; 13. a flow regulating valve; 14. an ozone generator; 15. a blower; 16. an exhaust pipe; 17. a gas distributing pipe; 18. an air outlet; 19. a gas baffle; 20. an exhaust valve; 21. filling the inclined tube; 22. a screen plate; 23. a reverse osmosis membrane; 24. a cobble layer; 25. a slag soil layer; 26. a sand layer; 27. a layer of clay; 28. a vegetable layer; 29. a sludge discharge port.

Detailed Description

The technical solution of the present invention will be described in further detail through the following embodiments.

Examples

As shown in fig. 1-2, the present invention provides a domestic sewage treatment system, which comprises a sewage tank 1, wherein a sewage pipe 9 for introducing sewage is arranged at the top of the sewage tank 1, a first pipeline 2 is arranged below the sewage tank 1, and the first pipeline 2 is connected to one side of a settling tank 3; according to the flowing direction of sewage in the settling tank 3, the settling tank 3 is sequentially provided with an aeration device, an exhaust valve 20, an air baffle plate 19 and an inclined tube filler 21; the aeration device comprises an ozone generator 14 positioned at the top of the sedimentation tank 3, the ozone generator 14 is connected with a blower 15, the blower 15 is connected to a gas distribution pipe 17 positioned in the sedimentation tank 3 through an exhaust pipe 16, and a plurality of gas outlets 18 are arranged below the gas distribution pipe 17; the tail end of the settling tank 3 is provided with an overflow port 4, and the overflow port 4 is connected to the upper part of the filter tank 6 through a second pipeline 5; the lower part of the filter box 6 is connected to an artificial wetland system 8 through a third pipeline 7; the artificial wetland system 8 is composed of a cobble layer 24, a muck layer 25, a sand layer 26 and a soil layer 27 from bottom to top in sequence, and a vegetation layer 28 is arranged on the soil layer 27.

In order to improve the settling effect of sewage, a feeding port 10 for adding a flocculating agent is arranged on the side surface of the sewage pipe 9, and a turbulence structure 11 is arranged in the sewage pipe 9. The spoiler structure 11 includes a plurality of spoiler blade sets, and every spoiler blade set is including setting up a plurality of guide vane 111 on the sewage pipe 9 inner wall, adjacent two form the water conservancy diversion mouth 112 that the water conservancy diversion direction is unanimous between the guide vane 111.

In order to ensure the mixing effect of the spoiler structure 11, the flow guiding directions of the flow guiding openings 112 of the two adjacent spoiler blade sets are opposite.

In order to improve the settling effect of the sewage after the flocculant is added, a plurality of inclined plates 12 are arranged in the sewage tank 1 in a staggered manner, namely, the sewage tank 1 is divided into a plurality of areas to improve the settling effect of impurities in the sewage.

In order to adjust the flow rate of the sewage into the settling tank 3 and ensure efficient treatment of the sewage, a flow regulating valve 13 is further provided on the first pipe 2.

It should be noted that the exhaust valve 20 is a ball valve, and the aeration effect is improved by increasing the pressure in the settling tank 3 to a suitable level.

In order to improve the purification effect of the sewage, a screen plate 22 is arranged in the filter box 6, and a reverse osmosis membrane 23 is laid above the screen plate 22.

In order to facilitate the sludge in the sewage to settle and be discharged outwards, the bottom of the settling tank 3 is inclined downwards from front to back, and the lowest part of the bottom of the settling tank 3 is provided with a sludge discharge port 29.

It should be noted that a filter screen is also arranged at the overflow port 4 to improve the purification degree of the sewage entering the filter box 6.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims

1. The utility model provides a domestic sewage treatment system which characterized in that: the sewage treatment device comprises a sewage pool (1), wherein a sewage pipe (9) for introducing sewage is arranged at the top of the sewage pool (1), a first pipeline (2) is arranged below the sewage pool (1), and the first pipeline (2) is connected to the upper part of one side of a settling tank (3); according to the flowing direction of sewage in the settling tank (3), the settling tank (3) is sequentially provided with an aeration device, an exhaust valve (20), an air baffle plate (19) and an inclined tube filler (21); the aeration device comprises an ozone generator (14) positioned at the top of the settling tank (3), the ozone generator (14) is connected with a blower (15), the blower (15) is connected to a gas distribution pipe (17) positioned in the settling tank (3) through an exhaust pipe (16), and a plurality of gas outlets (18) are arranged below the gas distribution pipe (17); the tail end of the settling tank (3) is provided with an overflow port (4), and the overflow port (4) is connected to the upper part of the filter tank (6) through a second pipeline (5); the lower part of the filter box (6) is connected to an artificial wetland system (8) through a third pipeline (7); the artificial wetland system (8) is sequentially provided with a cobble layer (24), a muck layer (25), a sand layer (26) and a mud layer (27) from bottom to top, and the mud layer (27) is provided with a vegetation layer (28).

2. The domestic sewage treatment system of claim 1, wherein: a feeding port (10) for adding a flocculating agent is formed in the side surface of the sewage pipe (9), and a turbulent flow structure (11) is arranged in the sewage pipe (9); the flow disturbing structure (11) comprises a plurality of flow disturbing blade groups, each flow disturbing blade group comprises a plurality of guide blades (111) arranged on the inner wall of the sewage pipe (9), and two adjacent guide blades (111) form a guide opening (112) with the same guide direction.

3. The domestic sewage treatment system of claim 2, wherein: the flow guide directions of the flow guide openings (112) of two adjacent spoiler blade groups are opposite.

4. The domestic sewage treatment system of claim 1, wherein: a plurality of sloping plates (12) are arranged in the sewage pool (1) in a staggered manner.

5. The domestic sewage treatment system of claim 1, wherein: and the first pipeline (2) is also provided with a flow regulating valve (13).

6. The domestic sewage treatment system of claim 1, wherein: the exhaust valve (20) is a ball valve.

7. The domestic sewage treatment system of claim 1, wherein: a screen plate (22) is arranged in the filter box (6), and a reverse osmosis membrane (23) is laid above the screen plate (22).

8. The domestic sewage treatment system of claim 1, wherein: the bottom of the settling tank (3) is inclined downwards from front to back, and the lowest part of the bottom of the settling tank (3) is provided with a sludge discharge port (29).

9. The domestic sewage treatment system of claim 1, wherein: a filter screen is arranged at the overflow port (4).