Sedimentation tank cleaning device for efficient sewage treatment

Abstract

The utility model discloses a settling pond cleaning device for efficient sewage treatment, which comprises a cleaning treatment mechanism, the cleaning treatment mechanism comprises a swirling flow sand settling machine tank, a quartz sand filtering tank, a biochemical reaction machine tank, a coagulating sedimentation machine tank and a turntable filtering machine tank, one end of a cleaning pipeline is hermetically connected with a first cleaning water pump through a first pipeline, and the other end of the cleaning pipeline is connected with a second cleaning water pump through a second pipeline. One end of the first cleaning water pump is hermetically connected with a first sedimentation tank and a second sedimentation tank through a first three-way pipe, the water outlet ends of the first sedimentation tank and the second sedimentation tank are hermetically connected with a second cleaning water pump through a second three-way pipe, and the second cleaning water pump is hermetically connected with a chlorination and dosing tank through a second pipeline; and the bottom end of the chlorination and dosing tank is hermetically connected with a sterilizer tank through a third pipeline. According to the utility model, factory sewage is subjected to layer-by-layer filtration operation, and then chlorine, chemical and biological reaction are carried out in the factory sewage, so that chemical harmful substances in the sewage can be effectively and thoroughly removed, and a good purifying and cleaning effect can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a sedimentation tank cleaning device for efficient sewage treatment. Background Art

[0002] Sewage treatment equipment is an industrial equipment that can effectively treat urban domestic sewage, industrial wastewater, etc., and prevent sewage and pollutants from flowing directly into the water. It is of great significance to improve the ecological environment and enhance the quality of the city. Sewage treatment equipment is divided into many types according to different functions, and sedimentation tank is one of them.

[0003] The Chinese public patent document with publication number CN113577905A provides a high-efficiency and low-energy consumption sedimentation tank cleaning device for sewage treatment, including a tank body, a siphon cover is fixedly connected to the inner wall of the tank body, a base is fixedly connected to the bottom of the tank body, a shell is fixedly connected to the inside of the base, a siphon tube is fixedly connected to the top of the shell, the siphon tube passes through the base and the top is located on the inner side of the siphon cover, a support plate is fixedly connected to the inner side of the support plate, a rotating shaft is rotatably connected to the inside of the support plate, and two symmetrically distributed fan blades are fixedly connected to the top of the rotating shaft. The present invention designs a siphon cover, a base, and a siphon tube and utilizes the siphon principle. When the water level in the tank body is higher than the siphon tube, the water in the tank body is completely discharged through the siphon tube, thereby realizing rapid separation of water and sediment. The base is designed to have a central bulge and is connected to the sludge pipe at the edge, so as to facilitate cleaning of the sediment on the base.

[0004] The above-mentioned prior art is unable to thoroughly disinfect and clean the harmful chemical substances in the sewage inside the sedimentation tank, resulting in sewage discharge not meeting the standards. Therefore, it is necessary to develop a sedimentation tank cleaning device for efficient sewage treatment. Utility Model Content

[0005] The purpose of the utility model is to provide a sedimentation tank cleaning device for efficient sewage treatment, so as to solve the problem that the prior art proposed in the above background technology cannot thoroughly disinfect and clean the harmful chemical substances in the sewage inside the sedimentation tank, resulting in substandard sewage discharge.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-efficiency sedimentation tank cleaning device for sewage treatment, comprising a cleaning treatment mechanism, wherein the cleaning treatment mechanism comprises a vortex grit settling tank, a quartz sand filter tank, a biochemical reactor tank, a coagulation sedimentation tank and a turntable filter tank, wherein the vortex grit settling tank, the quartz sand filter tank, the biochemical reactor tank, the coagulation sedimentation tank and the turntable filter tank are connected via a cleaning pipe, one end of the cleaning pipe is sealedly connected to a first cleaning water pump via a first pipeline, one end of the first cleaning water pump is sealedly connected to a first sedimentation tank and a second sedimentation tank via a first three-way pipe, the water outlet ends of the first sedimentation tank and the second sedimentation tank are sealedly connected to a second cleaning water pump via a second three-way pipe, the second cleaning water pump is sealedly connected to a chlorination and dosing tank via a second pipeline, and the bottom end of the chlorination and dosing tank is sealedly connected to a disinfection tank via a third pipeline.

[0007] Preferably, a sewage inlet pipe is provided at one end of the vortex grit machine tank, and the sewage inside the sewage inlet pipe is filtered and cleaned in turn through the vortex grit machine tank, quartz sand filter tank, biochemical reactor tank, coagulation sedimentation tank and turntable filter tank.

[0008] Preferably, centrifugal stirring mechanisms are provided inside the first sedimentation tank and the second sedimentation tank.

[0009] Preferably, the bottom end of the sterilizer tank is sealedly connected to a liquid discharge pump via a fourth pipeline.

[0010] Preferably, one end of the liquid displacement pump is sealed and connected to a sewage purification tank via a fifth pipeline.

[0011] Preferably, a drainage pipe is installed at one end of the sewage purification storage tank, and a drainage control valve is installed on the drainage pipe.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model is provided with a cleaning treatment mechanism, which includes a vortex grit settling machine tank, a quartz sand filter tank, a biochemical reaction tank, a coagulation sedimentation machine tank and a rotary filter tank. The sewage inside the sewage inlet pipe is filtered and cleaned in turn through the vortex grit settling machine tank, the quartz sand filter tank, the biochemical reaction tank, the coagulation sedimentation machine tank and the rotary filter tank, thereby filtering the factory sewage layer by layer, and then by adding chlorine, dosing and biological reaction inside, the chemical harmful substances in the sewage can be effectively and thoroughly removed, thereby achieving a good purification and cleaning effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2It is a side structural schematic diagram of the utility model;

[0016] Figure 3 It is a schematic diagram of the front-end structure of the utility model.

[0017] In the figure: 1. vortex sand settling tank; 2. quartz sand filter tank; 3. biochemical reactor tank; 4. coagulation sedimentation tank; 5. cleaning pipeline; 6. rotary filter tank; 7. first pipeline; 8. first cleaning water pump; 9. first three-way pipe; 10. third pipeline; 11. disinfection tank; 12. sewage purification storage tank; 13. chlorination and dosing tank; 14. second pipeline; 15. drainage pipeline; 16. first sedimentation tank; 17. second sedimentation tank; 18. second three-way pipe; 19. second cleaning water pump; 20. fifth pipeline; 21. drainage pump; 22. fourth pipeline. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0019] See also Figure 1-3 The utility model provides an embodiment: a high-efficiency sewage treatment sedimentation tank cleaning device, comprising a cleaning treatment mechanism, the cleaning treatment mechanism comprising a vortex sand settling tank 1, a quartz sand filter tank 2, a biochemical reactor tank 3, a coagulation sedimentation tank 4 and a rotary filter tank 6, the vortex sand settling tank 1, the quartz sand filter tank 2, the biochemical reactor tank 3, the coagulation sedimentation tank 4 and the rotary filter tank 6 are connected by a cleaning pipeline 5, one end of the cleaning pipeline 5 is sealedly connected to a first cleaning water pump 8 through a first pipeline 7, one end of the first cleaning water pump 8 is sealedly connected to a first sedimentation tank 16 and a second sedimentation tank 17 through a first three-way pipe 9, the water outlet ends of the first sedimentation tank 16 and the second sedimentation tank 17 are sealedly connected to a second cleaning water pump 19 through a second three-way pipe 18, the second cleaning water pump 19 is sealedly connected to a chlorination and dosing tank 13 through a second pipeline 14, and the bottom end of the chlorination and dosing tank 13 is sealedly connected to a disinfection tank 11 through a third pipeline 10.

[0020] Furthermore, a sewage inlet pipe is provided at one end of the vortex grit machine tank 1, and the sewage inside the sewage inlet pipe is filtered and cleaned in turn through the vortex grit machine tank 1, the quartz sand filter tank 2, the biochemical reactor tank 3, the coagulation sedimentation tank 4 and the rotary filter tank 6, thereby filtering the factory sewage layer by layer, and filtering and removing the impurity particles and harmful substances in the sewage.

[0021] Furthermore, centrifugal stirring mechanisms are provided inside the first sedimentation tank 16 and the second sedimentation tank 17, so as to facilitate centrifugal stirring of sewage, thereby facilitating the precipitation of impurity particles.

[0022] Furthermore, the bottom end of the disinfection tank 11 is sealedly connected to a drainage pump 21 through a fourth pipeline 22 . By turning on the drainage pump 21 , the sewage after disinfection treatment inside the disinfection tank 11 can be pumped out and discharged into the sewage purification storage tank 12 .

[0023] Furthermore, one end of the liquid displacement pump 21 is sealedly connected to the sewage purification tank 12 through a fifth pipeline 20 .

[0024] Furthermore, a drainage pipe 15 is installed at one end of the sewage purification storage tank 12 , and a drainage control valve is installed on the drainage pipe 15 . By opening the drainage control valve, the purified sewage can be safely discharged through the drainage pipe 15 .

[0025] Working principle: When in use, a sewage inlet pipe is provided at one end of the vortex grit settling tank 1. The sewage inside the sewage inlet pipe passes through the vortex grit settling tank 1, the quartz sand filter tank 2, the biochemical reactor tank 3, the coagulation sedimentation tank 4 and the rotary filter tank 6 in turn for filtration and cleaning. The vortex grit settling tank 1 and the quartz sand filter tank 2 are provided with a filter sand layer structure, which can adsorb, filter and wash the impurity particles in the sewage. The biochemical reactor tank 3 is provided with a chemical reaction agent, which can wash and remove some harmful substances in the sewage. The coagulation sedimentation tank 4 and the rotary filter tank 6 can further filter the sediment produced in the sewage after the reaction, thereby treating the factory sewage. By performing filtering operations layer by layer, impurity particles and harmful substances in the sewage can be filtered and removed, and then the filtered and cleaned sewage is transported to the first sedimentation tank 16 and the second sedimentation tank 17. The first sedimentation tank 16 and the second sedimentation tank 17 are both provided with centrifugal stirring mechanisms, which are convenient for centrifugal stirring of the sewage, thereby facilitating the precipitation of impurity particles. Finally, the sewage is passed into the chlorination and dosing tank 13, and chlorination, dosing and biological reaction are performed therein, which can effectively and thoroughly remove chemical harmful substances in the sewage, thereby achieving a good purification and cleaning effect. Finally, the cleaned and purified sewage is further disinfected and cleaned by the disinfection tank 11 and is safely discharged.

[0026] It should be noted that, in this article, relational terms such as first and second, 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.

Claims

1. A high-efficiency sewage treatment sedimentation tank cleaning device, comprising a cleaning treatment mechanism, characterized in that: The cleaning treatment mechanism comprises a vortex grit settling tank (1), a quartz sand filter tank (2), a biochemical reactor tank (3), a coagulation sedimentation tank (4) and a rotary filter tank (6); the vortex grit settling tank (1), the quartz sand filter tank (2), the biochemical reactor tank (3), the coagulation sedimentation tank (4) and the rotary filter tank (6) are connected via a cleaning pipeline (5); one end of the cleaning pipeline (5) is sealedly connected to a first cleaning water pump (8) via a first pipeline (7); the first cleaning water pump (8) is connected to the first cleaning water pump (9) via a first pipeline (8); One end of the pump (8) is sealedly connected to a first sedimentation tank (16) and a second sedimentation tank (17) via a first three-way pipe (9); the water outlet ends of the first sedimentation tank (16) and the second sedimentation tank (17) are sealedly connected to a second cleaning water pump (19) via a second three-way pipe (18); the second cleaning water pump (19) is sealedly connected to a chlorination and dosing tank (13) via a second pipeline (14); and the bottom end of the chlorination and dosing tank (13) is sealedly connected to a disinfection tank (11) via a third pipeline (10).

2. The high-efficiency sewage treatment sedimentation tank cleaning device according to claim 1 is characterized in that: One end of the vortex grit settling tank (1) is provided with a sewage inlet pipe, and sewage inside the sewage inlet pipe passes through the vortex grit settling tank (1), the quartz sand filter tank (2), the biochemical reactor tank (3), the coagulation sedimentation tank (4) and the rotary filter tank (6) in sequence for filtering and cleaning.

3. The high-efficiency sewage treatment sedimentation tank cleaning device according to claim 1 is characterized in that: The first sedimentation tank (16) and the second sedimentation tank (17) are both provided with a centrifugal stirring mechanism.

4. The high-efficiency sewage treatment sedimentation tank cleaning device according to claim 1 is characterized in that: The bottom end of the sterilizing tank (11) is sealedly connected to a liquid discharge pump (21) via a fourth pipeline (22).

5. The high-efficiency sewage treatment sedimentation tank cleaning device according to claim 4 is characterized in that: One end of the liquid displacement pump (21) is sealedly connected to a sewage purification storage tank (12) via a fifth pipeline (20).

6. The high-efficiency sewage treatment sedimentation tank cleaning device according to claim 5 is characterized in that: A drainage pipe (15) is installed at one end of the sewage purification storage tank (12), and a drainage control valve is installed on the drainage pipe (15).

Images