CN220812145U - Multistage sewage purifier - Google Patents

Abstract

The utility model discloses a multistage sewage purifier which comprises a reaction tank, wherein a primary filter tank is arranged on the left side of the reaction tank, a sedimentation tank is arranged on the right side of the reaction tank, a first sewage pump is arranged between the primary filter tank and the reaction tank, a second sewage pump is connected between the reaction tank and the sedimentation tank, a first water suction pipe is fixedly arranged on the outer surface of one end of the first sewage pump, a first water discharge pipe is fixedly arranged on the outer surface of the other end of the first sewage pump, a second water suction pipe is fixedly arranged on the outer surface of one end of the second sewage pump, a second water discharge pipe is fixedly arranged on the outer surface of the other end of the second sewage pump, a sewage discharge pipe is arranged on the upper part of the left end of the primary filter tank, an inclined filter screen is fixedly arranged on the upper part of an inner cavity of the primary filter tank, and a stirring structure is arranged inside the reaction tank. The multistage sewage purifier provided by the utility model has the advantages of multistage treatment structure, improvement of sewage treatment efficiency and the like.

Description

A multi-stage sewage purifier

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a multi-stage sewage purifier.

Background technique

Wastewater treatment is the process of purifying wastewater to meet the water quality requirements for discharge into a water body or reuse.

A sedimentation tank is a structure that uses sedimentation to remove suspended matter from water. Sedimentation tanks are widely used in wastewater treatment. Due to the floating characteristics of suspended matter, the sedimentation rate of existing sedimentation tanks is very slow during use, which seriously affects the efficiency and sedimentation effect of sewage treatment. In addition, the sedimentation tanks in the prior art do not have the function of multi-stage treatment, and the efficiency of sewage treatment is low.

To this end, we propose a multi-stage sewage purifier.

Utility Model Content

1. Technical issues to be solved

In view of the deficiencies in the prior art, the utility model provides a multi-stage sewage purifier having a multi-stage treatment structure and the advantages of improving the sewage treatment efficiency, etc., which can effectively solve the problems in the background technology.

(II) Technical solution

To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a multi-stage sewage purifier, including a reaction tank, a primary filter tank is arranged on the left side of the reaction tank, a sedimentation tank is arranged on the right side of the reaction tank, a first sewage pump is installed between the primary filter tank and the reaction tank, a second sewage pump is connected between the reaction tank and the sedimentation tank, a first pumping pipe is fixedly installed on the outer surface of one end of the first sewage pump, a first drain pipe is fixedly installed on the outer surface of the other end of the first sewage pump, a second pumping pipe is fixedly installed on the outer surface of one end of the second sewage pump, a second drain pipe is fixedly installed on the outer surface of the other end of the second sewage pump, a sewage pipe is arranged on the upper part of the left end of the primary filter tank, an inclined filter screen is fixedly installed on the upper part of the inner cavity of the primary filter tank, and a stirring structure is arranged inside the reaction tank.

Preferably, one end of the first water pumping pipe extends to the right side of the bottom of the inner cavity of the primary filter tank, one end of the first drain pipe extends to the upper part of the left side of the inner cavity of the reaction tank, one end of the second water pumping pipe extends to the bottom of the right side of the inner cavity of the reaction tank, and one end of the second drain pipe extends to the upper part of the left end of the inner cavity of the sedimentation tank.

Preferably, a sludge trough is provided at the left end of the bottom of the inner cavity of the sedimentation tank, a sludge discharge pipe is provided on the left side of the outer surface of the upper end of the sedimentation tank, the lower end of the sludge discharge pipe extends into the sludge trough, a chain scraper device is installed inside the sedimentation tank, a water outlet weir is fixedly installed on the upper part of the right side of the inner cavity of the sedimentation tank, and a slag retaining plate is provided on one side of the water outlet weir.

Preferably, a fixing frame is fixedly installed on the upper part of the outer surface of the right end of the sedimentation tank, a water collecting trough is fixedly installed on the fixing frame, a guide pipe is fixedly installed on the outer surface of the lower end of the water collecting trough, and the right end of the water outlet weir extends into the upper part of the water collecting trough.

Preferably, the stirring structure includes a motor, a rotating shaft, a spiral blade, an agitator and a support frame, the support frame is fixedly installed on the upper part of the outer surface of the upper end of the reaction tank, the motor is fixedly installed on the middle part of the outer surface of the upper end of the support frame, and the rotating shaft is fixedly connected to the lower end outer surface of the output shaft in the motor.

Preferably, the spiral blade is fixedly mounted on the outer wall of the upper portion of the rotating shaft, and the agitator is fixedly mounted on the outer surface of the lower end of the rotating shaft.

(III) Beneficial effects

Compared with the prior art, the utility model provides a multi-stage sewage purifier, which has the following beneficial effects:

1. This multi-stage sewage purifier is convenient for filtering out large particles of impurities in sewage by setting up a primary filter tank.

2. This multi-stage sewage purifier, through the set reaction tank, is convenient for better mixing of flocculant and sewage.

3. This multi-stage sewage purifier is convenient for sedimentation of sewage by setting up a sedimentation tank.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the overall structure of a multi-stage sewage purifier of the present utility model.

FIG. 2 is a schematic diagram of the structure of a sedimentation tank in a multi-stage sewage purifier of the utility model.

FIG3 is a schematic diagram of the structure of a primary filter tank in a multi-stage sewage purifier of the utility model.

FIG4 is a schematic diagram of the structure of a reaction tank in a multi-stage sewage purifier of the utility model.

In the figure: 1. primary filter tank; 3. reaction tank; 4. sedimentation tank; 5. first sewage pump; 6. first pumping pipe; 7. first drainage pipe; 8. second sewage pump; 9. second pumping pipe; 10. second drainage pipe; 11. sludge trough; 12. sludge discharge pipe; 13. chain sludge scraper; 14. slag baffle; 15. outlet weir; 16. water collecting trough; 17. fixed frame; 18. guide pipe; 19. sewage pipe; 20. inclined filter screen; 21. motor; 22. rotating shaft; 23. spiral blade; 24. agitator; 25. support frame.

Detailed ways

In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

This embodiment is a multi-stage sewage purifier.

As shown in Figures 1-4, it includes a reaction tank 3, a primary filtration tank 1 is arranged on the left side of the reaction tank 3, a sedimentation tank 4 is arranged on the right side of the reaction tank 3, a first sewage pump 5 is installed between the primary filtration tank 1 and the reaction tank 3, a second sewage pump 8 is connected between the reaction tank 3 and the sedimentation tank 4, a first pumping pipe 6 is fixedly installed on the outer surface of one end of the first sewage pump 5, a first drain pipe 7 is fixedly installed on the outer surface of the other end of the first sewage pump 5, a second pumping pipe 9 is fixedly installed on the outer surface of one end of the second sewage pump 8, a second drain pipe 10 is fixedly installed on the outer surface of the other end of the second sewage pump 8, a sewage pipe 19 is arranged on the upper part of the left end of the primary filtration tank 1, an inclined filter screen 20 is fixedly installed on the upper part of the inner cavity of the primary filtration tank 1, and a stirring structure is arranged inside the reaction tank 3.

One end of the first water pumping pipe 6 extends to the right side of the bottom of the inner cavity of the primary filter tank 1, one end of the first drainage pipe 7 extends to the upper part of the left side of the inner cavity of the reaction tank 3, one end of the second water pumping pipe 9 extends to the bottom of the right side of the inner cavity of the reaction tank 3, and one end of the second drainage pipe 10 extends to the upper part of the left end of the inner cavity of the sedimentation tank 4; a sludge tank 11 is provided at the left end of the bottom of the inner cavity of the sedimentation tank 4, a sludge discharge pipe 12 is provided on the left side of the outer surface of the upper end of the sedimentation tank 4, and the lower end of the sludge discharge pipe 12 extends into the sludge tank 11, a chain scraper 13 is installed inside the sedimentation tank 4, a water outlet weir 15 is fixedly installed on the upper part of the right side of the inner cavity of the sedimentation tank 4, and a slag retaining plate 14 is provided on one side of the water outlet weir 15; the outer surface of the right end of the sedimentation tank 4 A fixing frame 17 is fixedly installed on the upper part of the surface, a water collecting trough 16 is fixedly installed on the fixing frame 17, a guide pipe 18 is fixedly installed on the outer surface of the lower end of the water collecting trough 16, and the right end of the outlet weir 15 extends into the upper part of the water collecting trough 16; the stirring structure includes a motor 21, a rotating shaft 22, a spiral blade 23, an agitator 24 and a support frame 25, the support frame 25 is fixedly installed on the upper part of the outer surface of the upper end of the reaction tank 3, the motor 21 is fixedly installed on the middle part of the outer surface of the upper end of the support frame 25, the rotating shaft 22 is fixedly connected to the outer surface of the lower end of the output shaft in the motor 21; the spiral blade 23 is fixedly installed on the outer wall of the upper part of the rotating shaft 22, and the agitator 24 is fixedly installed on the outer surface of the lower end of the rotating shaft 22.

It should be noted that the utility model is a multi-stage sewage purifier. Sewage is injected into the interior of the primary filter tank 1 through the sewage pipe 19, and the sewage is filtered through the inclined filter screen 20. The inclined filter screen 20 is set to facilitate filtering out large particles of impurities in the sewage. Then, the sewage filtered by the primary filter tank 1 is sent to the interior of the reaction tank 3 through the operation of the first sewage pump 5. Flocculant is added to the reaction tank 3. Then, the rotation shaft 22 is driven to rotate by the operation of the motor 21, and the rotation shaft 22 drives the spiral blade 23 and the agitator 24 to rotate. The spiral blades 23 are arranged so that the liquids on different layers are mixed to improve the stirring effect. The operation of the spiral blades 23 and the agitator 24 makes the flocculant and the sewage fully mixed. Then the sewage is sent to the interior of the sedimentation tank 4 through the operation of the second sewage pump 8. The clean water on the upper layer is guided into the water collecting tank 16 through the outlet weir 15, and then discharged through the diversion pipe 18. The sludge at the bottom of the sedimentation tank 4 is scraped into the sludge tank 11 through the operation of the chain scraper device 13, and then the sludge in the sludge tank 11 is extracted through the sludge discharge pipe 12.

It should be noted that, in this article, relational terms such as first and second (number one, number two), etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "including one..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims (6)

1. A multi-stage sewage purifier, comprising a reaction tank (3), characterized in that: a primary filter tank (1) is arranged on the left side of the reaction tank (3), a sedimentation tank (4) is arranged on the right side of the reaction tank (3), a first sewage pump (5) is installed between the primary filter tank (1) and the reaction tank (3), a second sewage pump (8) is connected between the reaction tank (3) and the sedimentation tank (4), a first water pumping pipe (6) is fixedly installed on the outer surface of one end of the first sewage pump (5), a first drainage pipe (7) is fixedly installed on the outer surface of the other end of the first sewage pump (5), a second water pumping pipe (9) is fixedly installed on the outer surface of one end of the second sewage pump (8), a second drainage pipe (10) is fixedly installed on the outer surface of the other end of the second sewage pump (8), a sewage discharge pipe (19) is arranged on the upper part of the left end of the primary filter tank (1), an inclined filter screen (20) is fixedly installed on the upper part of the inner cavity of the primary filter tank (1), and a stirring structure is arranged inside the reaction tank (3). 2. A multi-stage sewage purifier according to claim 1, characterized in that: one end of the first water pumping pipe (6) extends to the right side of the bottom of the inner cavity of the primary filter tank (1), one end of the first drainage pipe (7) extends to the upper part of the left side of the inner cavity of the reaction tank (3), one end of the second water pumping pipe (9) extends to the bottom of the right side of the inner cavity of the reaction tank (3), and one end of the second drainage pipe (10) extends to the upper part of the left end of the inner cavity of the sedimentation tank (4). 3. A multi-stage sewage purifier according to claim 2, characterized in that: a sludge trough (11) is provided at the left end of the bottom of the inner cavity of the sedimentation tank (4), a sludge discharge pipe (12) is provided on the left side of the outer surface of the upper end of the sedimentation tank (4), and the lower end of the sludge discharge pipe (12) extends into the sludge trough (11), a chain scraper device (13) is installed inside the sedimentation tank (4), and a water outlet weir (15) is fixedly installed on the upper part of the right side of the inner cavity of the sedimentation tank (4), and a slag retaining plate (14) is provided on one side of the water outlet weir (15). 4. A multi-stage sewage purifier according to claim 3, characterized in that: a fixing frame (17) is fixedly installed on the upper part of the outer surface of the right end of the sedimentation tank (4), a water collecting trough (16) is fixedly installed on the fixing frame (17), a guide pipe (18) is fixedly installed on the outer surface of the lower end of the water collecting trough (16), and the right end of the water outlet weir (15) extends into the upper part of the water collecting trough (16). 5. A multi-stage sewage purifier according to claim 4, characterized in that: the stirring structure comprises a motor (21), a rotating shaft (22), a spiral blade (23), an agitator (24) and a support frame (25), the support frame (25) is fixedly mounted on the upper part of the outer surface of the upper end of the reaction tank (3), the motor (21) is fixedly mounted on the middle part of the outer surface of the upper end of the support frame (25), and the rotating shaft (22) is fixedly connected to the outer surface of the lower end of the output shaft in the motor (21). 6. A multi-stage sewage purifier according to claim 5, characterized in that: the spiral blade (23) is fixedly mounted on the outer wall of the upper part of the rotating shaft (22), and the agitator (24) is fixedly mounted on the outer surface of the lower end of the rotating shaft (22).