CN202322545U - Sewage reuse treatment device - Google Patents

Abstract

The utility model discloses a sewage reuse treatment device, which comprises a water inlet pipe (8), a clarification tank (1), a mineral filler ion exchange column (2) and a disinfecting tank (3). A flocculating chamber (4) is arranged in the clarification tank (1), the water inlet pipe (8) enters from the lower part of the clarification tank (1) and extends into the flocculating chamber (4), the upper part of the clarification tank (1) is communicated with the upper part of the mineral filler ion exchange column (2) through a water pipe, a mineral filler (12) is arranged in the mineral filler ion exchange column (2), the lower part of the mineral filler ion exchange column (2) is communicated with the disinfecting tank (3) through a water pipe, and a water outlet pipe (13) is arranged on the upper part of the disinfecting tank (3). By adopting the device with the structure, the precipitation performance of sewage can be enhanced, the removal rate of pollutants is improved, the treated sewage can be used as non-drinking water for recycling, use of tap water is reduced, and the resource utilization rate of the sewage is improved.

Description

A sewage reuse treatment device

technical field

The utility model relates to the field of sewage treatment and recycling, in particular to a sewage reuse treatment device.

Background technique

With the development of industrialization, water resources are becoming more and more scarce, sewage discharge is increasing, non-point source pollution is intensifying, coupled with the lack of applicable and energy-saving treatment technologies, and the construction of sewage pipe networks and water treatment facilities is lagging behind. One of the obstacles to rural and urbanization. my country regards environmental protection as a basic national policy, and it is imperative to protect water resources, save energy and reduce emissions. Recycling of sewage is internationally recognized as the "second water source for cities". Therefore, many water-scarce cities in the world are widely adopting reclaimed water as one of the most important water-saving measures. The existing sewage treatment generally discharges the sewage after it reaches the standard, but this part of the water still has a great value of use. After further treatment reaches the miscellaneous water standard, it can be used as miscellaneous water, such as urban greening, road sprinkling, etc., which can reduce the waste of tap water. Use to improve the resource utilization rate of sewage.

Utility model content

The utility model provides a sewage reuse treatment device, which can enhance the sedimentation performance of sewage, improve the removal rate of pollutants, and can reuse the treated sewage as miscellaneous water, reduce the use of tap water, and improve the resource utilization of sewage utilization rate.

The purpose of this utility model is achieved through the following technical solutions: a sewage reuse treatment device, including a water inlet pipe, a clarifier, a mineral filler ion exchange column and a disinfection tank, the top of the clarifier is provided with a cover, and the upper part of the clarifier It is cylindrical and the lower part is conical. There is a flocculation chamber in the clarification tank. The upper end of the flocculation chamber is fixed on the cover. The water inlet pipe enters from the lower part of the clarification tank and extends into the flocculation chamber. There is a pipe on the water inlet pipe. Mixer, the pipeline mixer communicates with the dosing device through the dosing pipe, the upper part of the clarification tank communicates with the upper part of the mineral filler ion exchange column through the water pipe, and the mineral filler ion exchange column is provided with mineral filler, mineral The lower part of the packed ion exchange column communicates with the disinfection tank through a water pipe, and the upper part of the disinfection tank is provided with a water outlet pipe.

The shape of the flocculation chamber is cylindrical, and the flocculation chamber is arranged on the center line of the clarification tank, and an aeration pipe is arranged in the flocculation chamber.

The clarification tank is provided with filter packing, which is ring-shaped and sleeved on the flocculation chamber, and the outer edge of the filter packing is fixed on the inner wall of the clarification tank.

The shape of the mineral filler ion exchange column is cylindrical, and the mineral filler is fixed in the middle of the mineral filler ion exchange column.

A sludge pipeline is provided at the lower part of the ion exchange column with mineral filler.

The lower part of the clarifier is provided with an emptying pipe and a sludge discharge pipe.

The mineral filler is clinoptilolite.

Compared with the prior art, the utility model has the following advantages:

(1) The utility model is equipped with a pipeline mixer on the water inlet pipe, so that the sewage can quickly coagulate with the chemical agent. After the flocculation reaction is carried out in the flocculation chamber, the clear water and the sediment are naturally separated, which enhances the sedimentation performance of the sewage and improves removal rate of pollutants.

(2) After the sewage undergoes flocculation reaction, a very dense suspended mud layer will be formed in the middle and lower part of the clarification tank. When the flocculated effluent passes through the suspended mud layer from bottom to top, the suspended mud layer will be physically adsorbed by the interface and Due to the electrochemical characteristics, all impurities such as suspended colloidal particles, flocs, and bacterial cells are intercepted in the lower part of the suspended mud layer, which has a good filtering effect.

(3) The mineral-filled ion-exchange column of the utility model has strong ion-exchange performance, and can remove pollutants that are difficult to remove by conventional processes, such as heavy metals, ammonia nitrogen, and phosphorus, without adding chemicals, and then after disinfection and purification When the sewage reaches a certain standard, the reclaimed water can be reused, which improves the resource utilization rate of sewage.

Description of drawings

Fig. 1 is the structural representation of the utility model.

The names corresponding to the reference signs in the attached drawings are: 1. clarification tank, 2. mineral filler ion exchange column, 3. disinfection tank, 4. flocculation chamber, 5. filter packing, 6. aeration tube, 7. dosing Device, 8. Inlet pipe, 9. Pipeline mixer, 10. Evacuation pipe, 11. Sludge discharge pipe, 12. Mineral filler, 13. Outlet pipe, 14. Cover, 15. Dosing pipe, 16. Sludge pipeline.

Detailed ways

The utility model will be further described in detail below in conjunction with the embodiments and accompanying drawings, but the implementation of the utility model is not limited thereto.

Example:

As shown in Figure 1, the utility model includes a water inlet pipe 8, a clarification tank 1, a mineral filler ion exchange column 2 and a disinfection tank 3. The top of the clarification tank 1 is provided with a cover 14. The upper part of the clarification tank 1 is cylindrical, and the lower part is a Conical, the upper part of the clarifier 1 communicates with the upper part of the mineral filler ion exchange column 2 through a water pipe, and the lower part of the mineral filler ion exchange column 2 communicates with the disinfection tank 3 through a water pipe, and the upper part of the disinfection tank 3 is provided with an outlet pipe 13.

The clarifier 1 of this embodiment is provided with a flocculation chamber 4, the bottom of the clarifier 1 is provided with an emptying pipe 10 and a sludge discharge pipe 11, and a filter filler 5 is also provided in the clarifier 1, and the filter filler 5 is in the shape of a ring Set on the flocculation chamber 4, and the outer edge of the filter packing 5 is fixed on the inner wall of the clarification tank 1.

The upper end of the flocculation chamber 4 of this embodiment is fixed on the cover 14 , the shape of the flocculation chamber 4 is cylindrical, and the flocculation chamber 4 is arranged on the center line of the clarification tank 1 , and an aeration tube 6 is arranged in the flocculation chamber 4 .

In this embodiment, the water inlet pipe 8 enters from the lower part of the clarifier 1 and extends into the flocculation chamber 4 . The water inlet pipe 8 is provided with a pipeline mixer 9 , and the pipeline mixer 9 communicates with the medicine dosing device 7 through the medicine dosing pipe 15 .

The shape of the mineral filler ion exchange column 2 of the present embodiment is cylindrical, and the mineral filler ion exchange column 2 is provided with a mineral filler 12, and the bottom of the mineral filler ion exchange column 2 is provided with a sludge pipeline 16, and the mineral filler 12 is fixed on the mineral filler. In the middle of the packed ion exchange column 2, as a preference, the mineral filler 12 of this embodiment is clinoptilolite. the

The working principle of the utility model: the sewage to be treated enters from the water inlet pipe 8, reacts with the medicament in the pipeline mixer 9, and enters the flocculation chamber 4 from the lower part of the clarification tank 1 through the water inlet pipe 8, and enters the flocculation chamber 4 in the aeration pipe 6 Under the action of air, it further reacts, and then enters the lower part of the clarification tank 1 from the top of the flocculation chamber 4, and the sewage generates flocculation and sedimentation in the downward flow, and in the process of flowing upward from the bottom of the clarification tank 1 into the upper part of the clarification tank 1, it will be in the clarification The clear water is separated in the tank 1, so that a very dense suspended mud layer is formed in the middle and lower part of the clarifier tank, and the sludge is discharged from the sludge discharge pipe 11 to the clarifier tank 1, and all the clear water separated after coagulation must pass through this The filtration of the suspended mud layer can rise to the clear water collection area on the upper part of the clarifier. This dense suspended mud layer skillfully and successfully plays an extremely important role in the filtration of advanced sewage treatment processes; this suspended mud layer is formed by the sewage in the sewage It is composed of flocs formed after the coagulation of sludge and sewage treatment agent. When the coagulated effluent passes through the suspended mud layer from bottom to top, the floc filter layer will be suspended by the interface physical adsorption and electrochemical characteristics. Colloidal particles, flocs, bacterial cells and other impurities are all intercepted in the lower part of the suspended mud layer, and the clear water flows from the top of the clarification tank 1 through the water pipe into the mineral filler ion exchange column 2, and the mineral filler 12 in the mineral filler ion exchange column 2 Clinoptilolite is used, which has strong ion exchange performance, and the residual ammonia nitrogen, heavy metals and pollutants are further removed. The used clinoptilolite is regenerated and reused, and the clean water after ion exchange treatment is sent to disinfection Carry out thorough disinfection and sterilization in the pond 3, make outlet water reach the standard of reclaimed water quality, flow out from outlet pipe 13 at last. The separated sludge is discharged to the sludge thickening tank through the sludge pipeline 16, and the saturated sludge is compressed and transported outside.

As mentioned above, the utility model can be better realized.

Claims (7)

1. A sewage reuse treatment device, characterized in that: it includes a water inlet pipe (8), a clarifier (1), a mineral filler ion exchange column (2) and a disinfection tank (3), and the clarifier (1) There is a cover (14) on the top, the upper part of the clarification tank (1) is cylindrical, and the lower part is conical. The clarification tank (1) is equipped with a flocculation chamber (4), and the upper end of the flocculation chamber (4) is fixed on the cover (14), the water inlet pipe (8) enters from the lower part of the clarifier (1) and extends into the flocculation chamber (4), the water inlet pipe (8) is provided with a pipe mixer (9), and the pipe mixes The device (9) communicates with the dosing device (7) through the dosing pipe (15), and the upper part of the clarification tank (1) communicates with the upper part of the mineral filler ion exchange column (2) through a water pipe, and the mineral filler ion exchange The column (2) is provided with a mineral filler (12), and the lower part of the mineral-filled ion exchange column (2) is connected to the disinfection tank (3) through a water pipe, and the upper part of the disinfection tank (3) is provided with a water outlet pipe (13). 2. A sewage reuse treatment device according to claim 1, characterized in that: the shape of the flocculation chamber (4) is cylindrical, and the flocculation chamber (4) is set on the center line of the clarification tank (1) Above, the flocculation chamber (4) is provided with an aeration tube (6). 3. A sewage reuse treatment device according to claim 2, characterized in that: the clarification tank (1) is provided with a filter filler (5), and the filter filler (5) is ring-shaped and set in the flocculation chamber (4), and the outer edge of the filter filler (5) is fixed on the inner wall of the clarifier (1). 4. A sewage reuse treatment device according to claim 1, characterized in that: the mineral filler ion exchange column (2) is cylindrical in shape, and the mineral filler (12) is fixed on the mineral filler ion exchange column ( 2) The middle part. 5. A sewage reuse treatment device according to claim 1, characterized in that: a sludge pipeline (16) is provided at the lower part of the mineral filler ion exchange column (2). 6. The sewage reuse treatment device according to claim 1, characterized in that: the lower part of the clarification tank (1) is provided with an emptying pipe (10) and a sludge discharge pipe (11). 7. The sewage reuse treatment device according to claim 1, characterized in that: the mineral filler (12) is clinoptilolite.

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