CN205603348U - Nature formula sewage oxygenates sedimentation tank - Google Patents

Abstract

The utility model discloses a nature formula sewage oxygenates sedimentation tank, it includes cell body, barricade, at least one oxygenates barrel, filter equipment and sewage and break up oxygenating device, wherein, the barricade set up in split into first process chamber and second process chamber with the cell body in the cell body, the sewage import has been seted up on the cell body of first process chamber as intaking the end, the logical mouth of a river of barricade that is used for sending into sewage the second process chamber is offered to the bottom of barricade, oxygenate the barrel set up in in the second process chamber, its top has been seted up and has been oxygenated the water inlet, just oxygenate in the barrel in set gradually filter equipment and oxygenating device is broken up to sewage along the direction of height for the below of oxygenating the water inlet, the bottom of oxygenating the barrel has been seted up and has been oxygenated the outlet of sewer. Above -mentioned nature formula sewage oxygenates sedimentation tank utilizes the action of gravity to carry out the nature formula to sewage and oxygenates. Is simple in structure. And energy -concerving and environment -protective, greatly reduced construction and running cost.

Description

A natural sewage oxygenation sedimentation tank

technical field

The utility model belongs to the sewage treatment technology, in particular to a natural sewage oxygenation sedimentation tank.

Background technique

The traditional aerated sedimentation tank needs to aerate and oxygenate the sewage before the sewage enters the sedimentation tank to increase the dissolved oxygen content in the sewage, reduce the number of anaerobic bacteria in the sewage, and prevent the anaerobic decomposition of the sewage in the sedimentation tank. stench. At present, the commonly used aeration methods mainly include blast aeration and mechanical aeration. Regardless of the aeration method, a large amount of electric energy is consumed and the construction and operation costs are high.

Utility model content

The purpose of this utility model is to provide a natural sewage oxygenation sedimentation tank, which has the characteristics of energy saving and low construction and operation costs, so as to solve the above-mentioned problems existing in the aeration and oxygenation of sewage treatment in the prior art.

For this purpose, the utility model adopts the following technical solutions:

A natural sewage oxygenation sedimentation tank, which includes a pool body, a retaining wall, at least one oxygenation cylinder, a filter device and a sewage dispersing oxygenation device, wherein the retaining wall is arranged in the pool body to separate the pool body Divided into a first treatment chamber and a second treatment chamber, the pool body of the first treatment chamber is provided with a sewage inlet as the water inlet, and the bottom of the retaining wall is provided with a retaining wall for sending sewage into the second treatment chamber. A wall water inlet, the oxygenation cylinder is arranged in the second treatment chamber, and an oxygenation water inlet is opened on the top thereof, and the oxygenation cylinder body is sequentially arranged in the height direction below the oxygenation water inlet. Filtration device and sewage dispersing oxygenation device. The bottom of the oxygenation cylinder is provided with an oxygenated sewage outlet. When the sewage is oxygenated, the liquid level of the sewage in the second treatment chamber is between the bottom of the oxygenated water inlet and Between the top, the sewage to be oxygenated and air enter the oxygenation cylinder through the oxygenation water inlet.

In particular, the top of the oxygenation cylinder is detachably provided with a cylinder sleeve, the oxygenation water inlet is provided with several, and the several oxygenation water inlets are opened in the sleeve of the cylinder sleeve. At the same height of the wall, the cylinder sleeve and the oxygenation cylinder are sealed and connected by a rubber sealing ring.

In particular, the filter device adopts funnel-type gauze, which reduces the flow rate of sewage entering the oxygenation cylinder and plays the role of uniform water distribution. The sewage is fully oxygenated and at the same time, impurities in the sewage can be filtered.

In particular, the sewage breaking oxygenation device adopts a steel pipe brush.

In particular, the pool body of the second treatment chamber is provided with a pool body water outlet, and the oxygenated sewage outlet is connected to the pool body water outlet through a pipeline.

In particular, both the oxygenation cylinder and the cylinder sleeve are made of PVC or plexiglass.

In particular, the water opening of the retaining wall is set at a position 20-30 cm away from the bottom of the pool, the water opening of the retaining wall adopts a circular opening with a diameter of 10-15 cm, and the sewage inlet adopts a circular opening with a diameter of 15-20 cm. mouth, and the height of the water outlet of the retaining wall is higher than the height of the sewage inlet.

In particular, the height of the oxygenation cylinder is 40-50 cm lower than the height of the entire pool, and the height of the oxygenation cylinder is 20-30 cm.

In particular, the oxygenation water inlet is opened at a position 10 cm away from the top of the cylinder sleeve, and the oxygenation water inlet is a circular opening of 1-2 cm.

The beneficial effect of the utility model is that, compared with the prior art, the natural sewage oxygenation sedimentation tank mainly utilizes the action of gravity to carry out natural oxygenation to the sewage; there is no need to perform mechanical aeration on the sewage. Not only is the structure simple; it is also energy-saving and environmentally friendly, greatly reducing construction and operating costs.

Description of drawings

Fig. 1 is the structural representation of the natural sewage aerated sedimentation tank provided by Embodiment 1 of the utility model;

Fig. 2 is a sectional view along A-A in Fig. 1 .

In the picture:

1. Pool body; 2. Retaining wall; 3. Oxygenation cylinder; 4. Cylinder sleeve; 5. Funnel gauze; 6. Steel pipe brush; 7. The first treatment room; 8. The second treatment room; 9 1. Sewage inlet; 10. Retaining wall water outlet; 11. Rubber sealing ring; 12. Oxygenated water inlet; 13. Oxygenated sewage outlet; 14. Pool body outlet; 15. Pipeline.

detailed description

The technical scheme of the utility model will be further described below in conjunction with the accompanying drawings and through specific embodiments.

Please refer to Fig. 1 and Fig. 2, in the present embodiment, a kind of natural sewage oxygenation sedimentation pond comprises pond body 1, retaining wall 2, oxygenation cylinder 3, cylinder sleeve 4, funnel type gauze 5 and Steel pipe brush 6, the retaining wall 2 is arranged in the pool body 1 to divide the pool body 1 into a first treatment chamber 7 and a second treatment chamber 8, and the pool body 1 of the first treatment chamber 7 is provided with sewage The inlet 9 is used as the water inlet, and the sewage inlet 9 adopts a circular mouth with a diameter of 15 to 20 cm. The retaining wall 2 is provided with a retaining wall water outlet 10 at a position 20 to 30 cm away from the bottom of the pool, and the retaining wall water outlet is 10 adopts a circular mouth with a diameter of 10-15 cm, and the height of the water opening 10 of the retaining wall is higher than the height of the sewage inlet 9 .

The height of the oxygenated cylinder 3 is 40-50 cm lower than the height of the entire pool body 1, and its height is 20-30 cm. The oxygenation cylinder 3 is arranged in the second processing chamber 8, the cylinder sleeve 4 is sealed and connected to the top of the oxygenation cylinder 3 through a rubber sealing ring 11, and the cylinder sleeve Several oxygenation water inlets 12 are provided at a position 10 cm away from the top of the cylinder sleeve 4 on the top 4, and the oxygenation water inlets 12 are circular openings of 1 to 2 cm.

The oxygenation cylinder 3 is provided with a funnel gauze 5 and a steel pipe brush 6 sequentially along the height direction below the oxygenation water inlet 12, and the funnel gauze 5 is fixed by the cylinder sleeve 4, and the The funnel-type gauze 5 reduces the flow rate of the sewage entering the oxygenation cylinder 3, and the sewage is fully oxygenated while filtering the impurities in the sewage; the steel pipe brush 6 is used to break up the falling sewage so that it can be fully charged Oxygen, effectively prevent sewage should lack of oxygen and produce stench.

The bottom of the oxygenated cylinder 3 is provided with an oxygenated sewage outlet 13, and the pool body of the second treatment chamber 8 is provided with a pool body water outlet 14, and the oxygenated sewage outlet 13 is connected with the pool body water outlet. 14 are connected by pipeline 15.

The retaining wall 2 is a concrete retaining wall, and the oxygenation cylinder 3 and cylinder sleeve 4 are made of any material such as PVC or plexiglass.

During work, the sewage enters the first treatment chamber 7 from the sewage inlet 9, and the floating matter is blocked in the first treatment chamber 7 by the retaining wall 2, and the floating matter can be removed by manual salvage. Sewage enters the second treatment chamber 8 through the water outlet 10 of the retaining wall. The sewage first enters the oxygenation cylinder 3 from the oxygenation water inlet 12. For the purpose of water distribution, the sewage passes through the funnel-type gauze 5 and falls from the steel pipe brush 6, so as to achieve the purpose of natural oxygenation. A processing unit. When the sewage is oxygenated, the liquid level of the sewage in the second treatment chamber 8 is between the bottom and the top of the oxygenation water inlet 12, and the oxygenated sewage and air enter the oxygenation cylinder 3 through the oxygenation water inlet 12 Inside.

The above embodiments have only set forth the basic principles and characteristics of the present utility model, and the present utility model is not limited by the above examples. Under the premise of not departing from the spirit and scope of the present utility model, the present utility model also has various changes and changes. These changes All changes and modifications fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (9)

1. a natural style sewage oxygenation sedimentation tank, it is characterised in that include cell body, barricade, at least one Oxygenation cylinder, defecator and sewage break up oxygenate apparatus, and wherein, described dams setting is in described cell body Cell body is divided into the first process chamber and the second process chamber, the cell body of described first process chamber offers sewage Import is as water inlet end, and the bottom of described barricade offers and leads to for the barricade that sewage is sent into the second process chamber The mouth of a river, described oxygenation cylinder is arranged in described second process chamber, and its top offers oxygenation water inlet, and It is disposed with defecator and dirt in the lower section of described oxygenation water inlet along short transverse in described oxygenation cylinder Water breaks up oxygenate apparatus, and the bottom of described oxygenation cylinder offers oxygenation outlet of sewer, during sewage oxygenation, and institute State the liquid level of sewage in the second process chamber to be between bottom and the top of described oxygenation water inlet, treat that oxygenation is dirty Water and air is entered in oxygenation cylinder by oxygenation water inlet.

Natural style sewage oxygenation sedimentation tank the most according to claim 1, it is characterised in that described oxygenation The top of cylinder is provided with cylinder sleeve removably, and described oxygenation water inlet is provided with several, and these are some On the sustained height of the barrel that individual oxygenation water inlet is opened in described cylinder jacket casing, described cylinder sleeve is with described Connected by rubber seal rings for seal between oxygenation cylinder.

Natural style sewage oxygenation sedimentation tank the most according to claim 1, it is characterised in that described filtration Device uses funneling gauze.

Natural style sewage oxygenation sedimentation tank the most according to claim 1, it is characterised in that described sewage Break up oxygenate apparatus and use steel pipe brush.

Natural style sewage oxygenation sedimentation tank the most according to claim 1, it is characterised in that described second Cell body outlet is offered, between described oxygenation outlet of sewer and described cell body outlet on the cell body of process chamber Connected by pipeline.

Natural style sewage oxygenation sedimentation tank the most according to claim 2, it is characterised in that described oxygenation Cylinder and cylinder sleeve all use any one material of PVC or lucite to make.

Natural style sewage oxygenation sedimentation tank the most according to claim 1, it is characterised in that described barricade Outlet pass is opened in the position of 20～30cm at the bottom of distance pond, and described barricade outlet pass uses a diameter of 10～15cm Circular port, described wastewater inlet uses a diameter of 15～the circular port of 20cm, and described barricade outlet pass Highly higher than the height of described wastewater inlet.

Natural style sewage oxygenation sedimentation tank the most according to claim 2, it is characterised in that described oxygenation The height of cylinder is less than the 40～50cm of whole cell body height, and the height of described oxygenation cylinder is 20～30cm.

Natural style sewage oxygenation sedimentation tank the most according to claim 2, it is characterised in that described oxygenation Water inlet is opened on the position of the top 10cm of described cylinder jacket casing, and described oxygenation water inlet is The circular port of 1～2cm.