Hydrolysis acidification pool activated sludge treatment device
Through the combined device of bioreactor, stirring element and water reservoir, the problem of low efficiency of hydrolysis tank caused by activated sludge precipitation was solved, efficient sludge mixing and microbial community optimization were achieved, and the treatment efficiency and carbon source utilization rate of hydrolysis acidification tank were improved.
Patent Information
- Application Number
- CN202422622061.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-29
- Publication Date
- 2025-09-12
- Estimated Expiration
- 2034-10-29
AI Technical Summary
In the hydrolysis acidification tank, activated sludge settles at the bottom of the tank, resulting in reduced treatment efficiency. The lack of an effective mixing device prevents the sludge from spreading quickly, affecting the operating efficiency of the hydrolysis tank.
A combination of bioreactor, stirring element and water reservoir is used to achieve rapid mixing and dispersion of sludge through stirring blades and water pump system. The combination of high-efficiency microbial strains optimizes the microbial community structure and improves the degradation capacity of organic matter.
The stability control of activated sludge is achieved, the treatment efficiency of the hydrolysis and acidification tank is improved, the treatment cost is reduced, the microbial ecological environment is optimized, and the utilization rate of carbon sources in sewage is improved.
Smart Images
Figure CN223329124U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of sludge treatment, in particular to an activated sludge treatment device in a hydrolysis acidification tank. Background Art
[0002] The hydrolysis and acidification tank is a key unit in the sewage treatment system, used to treat organic matter in wastewater. Sludge mixers are commonly used in hydrolysis and acidification tanks, used to agitate and mix sludge to promote the degradation of organic matter and gasification. Their working principle is to agitate and mix the sludge in the hydrolysis and acidification tank. The purpose of agitation is to increase the contact area between the sludge and water, increase the degradation rate of organic matter, and promote gasification.
[0003] Currently, activated sludge usually precipitates when sewage is treated. In order to ensure high treatment efficiency of the hydrolysis acidification tank, a sludge pump is usually used to pump the activated sludge back into the hydrolysis acidification tank. However, when the sludge enters the tank, due to the lack of a mixing device, the sludge cannot spread quickly in the tank and continues to settle at the bottom of the tank, which limits the role of the activated sludge in the hydrolysis tank and reduces the operating efficiency of the hydrolysis tank. Summary of the Invention
[0004] In view of this, the purpose of the present invention is to provide an activated sludge treatment device for a hydrolysis acidification tank, which can improve the degradation efficiency of organic matter and reduce water treatment costs through mixing and stirring.
[0005] The utility model is realized by the following method: an activated sludge treatment device in a hydrolysis and acidification tank comprises a treatment tank with an open upper surface, a water reservoir is arranged on the right side of the treatment tank, a bioreactor is arranged on the left side of the treatment tank, the bioreactor is connected to the treatment tank via a pipeline, stirring elements are arranged at both left and right ends of the treatment tank, the treatment tank is connected to the water reservoir via a pumping element, and a discharge pipe is connected to the middle of the lower surface of the treatment tank.
[0006] Furthermore, the stirring member includes a first motor, and support plates are provided on both sides of the upper end between the front and rear surfaces of the treatment pool. The first motor is provided on the support plate, and the output end of the first motor is connected to a rotating shaft, and the rotating shaft is provided in the treatment pool, and stirring blades are provided on the rotating shaft at equal distances.
[0007] Furthermore, the pumping component includes a water pump, the water pump is provided at the left end of the upper surface of the water reservoir, the water pump is connected to a water pump pipe, the right end of the water pump is connected to a water outlet pipe, the water outlet end of the outlet pipe is provided in the water reservoir, the pumping end of the water pump pipe is connected to a bellows, a fixed block is provided at the upper end of the right side surface of the treatment pool, a multi-section telescopic cylinder is embedded in the fixed block, a lifting block is provided at the end of the telescopic rod of the multi-section telescopic cylinder, and the water inlet end of the bellows passes through the fixed block and is embedded in the lifting block; a filter box body is provided at the right end of the upper surface of the treatment pool, a filter plate is provided in the filter box body, and the filter plate is tilted from left to right, a second motor is embedded in the rear surface of the filter box body, and the output shaft of the second motor is provided with an eccentric wheel for driving the filter plate to vibrate, and a discharge pipe is connected to the lower surface of the filter box body.
[0008] The beneficial effects of the utility model are as follows: the utility model adds a bioreactor, a stirring element and a water storage tank to the device, which can realize the precise control of the hydrolysis and acidification process, ensure the stability of the activated sludge during the treatment process, and timely adjust the treatment parameters according to the changes in water quality to achieve the best treatment effect; by efficiently utilizing the carbon source of the activated sludge in the hydrolysis and acidification tank and innovatively applying biotechnology, the development of water treatment technology is promoted, the water treatment efficiency is improved and the treatment cost is reduced; through microbial strains with high-efficiency degradation ability, the microbial ecological environment of the activated sludge in the hydrolysis and acidification tank is improved, and the optimized microbial flora can decompose organic matter more quickly to improve the utilization rate of the carbon source in the sewage, while reducing the generation of residual sludge and reducing the operating load of the treatment system. BRIEF DESCRIPTION OF THE DRAWINGS
[0009] Figure 1 It is a structural diagram of the present utility model.
[0010] Figure 2 Schematic diagram of the internal structure of the filter box. DETAILED DESCRIPTION
[0011] The present invention will be further described below with reference to the accompanying drawings.
[0012] See also Figure 1 and Figure 2As shown, the utility model provides an embodiment: a hydrolysis and acidification tank activated sludge treatment device, comprising a treatment tank 1 with an open upper surface, a water reservoir 2 provided on the right side of the treatment tank 1, a bioreactor 3 provided on the left side of the treatment tank 1, the bioreactor 3 being connected to the treatment tank 1 via a pipe 31, stirring members 4 being provided at both left and right ends of the treatment tank 1, the treatment tank 1 being connected to the water reservoir 2 via a pumping member 5, and a discharge pipe 11 being connected to the middle of the lower surface of the treatment tank 1. The bacterial species are introduced into the water reservoir 2 through the bioreactor 3, thereby optimizing the microbial flora structure in the hydrolysis and acidification tank, improving the flora's ability to degrade organic pollutants, and enhancing the stability of the system. By adjusting the diversity and activity of the microbial community, efficient treatment of difficult-to-degrade organic matter is achieved, and sludge can be treated by stirring through the stirring member 4.
[0013] Please continue reading Figure 1 As shown, in one embodiment of the present invention, the stirring member 4 includes a first motor 41. Support plates 42 are provided on both sides of the upper end between the front and rear surfaces of the treatment tank 1. The first motor 41 is provided on the support plates 42. The output end of the first motor 41 is connected to a rotating shaft 43, and the rotating shaft 43 is provided in the treatment tank 1. Stirring blades 44 are provided on the rotating shaft 43 at equal distances. The stirring blades 44 can be driven to rotate by the first motor 41.
[0014] Please continue reading Figure 1 and Figure 2As shown, in one embodiment of the present invention, the water pumping member 5 includes a water pump 51, the water pump 51 is provided at the left end of the upper surface of the water reservoir 2, the water pump 51 is connected to a water pumping pipe 52, the right end of the water pump 51 is connected to a water outlet pipe 53, the water outlet end of the water outlet pipe 53 is provided in the water reservoir 2, the water pumping end of the water pumping pipe 52 is connected to a bellows 54, a fixing block 55 is provided at the upper end of the right side surface of the treatment pool 1, and a multi-section telescopic cylinder 56 is embedded in the fixing block 55, and the multi-section telescopic cylinder 56 is provided. A lifting block 57 is provided at the end of the telescopic rod. The water inlet end of the bellows 54 passes through the fixed block 55 and is embedded in the lifting block 57. A filter box 6 is provided at the right end of the upper surface of the treatment tank 1. A filter plate 61 is installed in the filter box 6, and the filter plate 61 is tilted from left to right. A second motor (not shown) is embedded in the rear surface of the filter box 61. The output shaft of the second motor is equipped with an eccentric wheel 62 for driving the vibration of the filter plate 61. A discharge pipe 63 is connected to the lower surface of the filter box 6. The multi-section telescopic cylinder 56 can drive the lifting block 57 up and down, thereby driving the liquid inlet of the bellows 54 up and down, so that the settled water can be pumped into the water reservoir 2 for storage. After the filter box 6 is used to filter the sewage again, the second motor can drive the eccentric wheel 62 to rotate to prevent the filter plate 61 from clogging.
[0015] The bioreactor, water pump, multi-section telescopic cylinder and motor in the present invention are all prior arts, and those skilled in the art are already well aware of them, so they will not be described in detail here.
[0016] The above description is only a preferred embodiment of the present invention. All equivalent changes and modifications made according to the scope of the patent application of the present invention should fall within the scope of the present invention.
Claims
1. A hydrolysis and acidification tank activated sludge treatment device, characterized by: It includes a treatment pool with an open upper surface, a water reservoir is arranged on the right side of the treatment pool, a bioreactor is arranged on the left side of the treatment pool, the bioreactor is connected to the treatment pool via a pipeline, stirring parts are arranged at both ends of the treatment pool, the treatment pool is connected to the water reservoir via a pumping part, and a discharge pipe is connected to the middle of the lower surface of the treatment pool.
2. The activated sludge treatment device for a hydrolysis and acidification tank according to claim 1, characterized in that: The stirring member includes a first motor, and support plates are provided on both sides of the upper end between the front and rear surfaces of the treatment pool. The first motor is provided on the support plates. The output end of the first motor is connected to a rotating shaft, and the rotating shaft is provided in the treatment pool. Stirring blades are provided on the rotating shaft at equal distances.
3. The activated sludge treatment device for a hydrolysis and acidification tank according to claim 1, characterized in that: The pumping component includes a water pump, a water pump is provided at the left end of the upper surface of the water reservoir, the water pump is connected to the water pump pipe, the right end of the water pump is connected to the water outlet pipe, the water outlet end of the water outlet pipe is provided in the water reservoir, the pumping end of the water pump pipe is connected to the bellows, a fixed block is provided at the upper end of the right side surface of the treatment pool, a multi-section telescopic cylinder is embedded in the fixed block, the telescopic rod end of the multi-section telescopic cylinder is provided with a lifting block, the water inlet end of the bellows passes through the fixed block and is embedded in the lifting block; a filter box body is provided at the right end of the upper surface of the treatment pool, a filter plate is provided in the filter box body, and the filter plate is tilted from left to right, a second motor is embedded in the rear surface of the filter box body, and the output shaft of the second motor is provided with an eccentric wheel for driving the filter plate to vibrate, and the lower surface of the filter box body is connected to a discharge pipe.