Spiral-flow type activated sludge process integrated sewage treatment device

Abstract

The utility model discloses a spiral-flow type activated sludge process integrated sewage treatment device which comprises a filter box, the inner surface of the filter box is fixedly connected with a first filter plate, the interior of the filter box is fixedly connected with a first conveying pipe, the end, away from the filter box, of the first conveying pipe is fixedly connected with a first cavity, and the end, away from the first cavity, of the first conveying pipe is fixedly connected with a second cavity. A sewage inlet is formed in the first cavity, a second conveying pipe is fixedly connected to the interior of the first cavity, a second cavity is fixedly connected to the side surface of the second conveying pipe, a second filter plate is fixedly connected to the inner surface of the second cavity, and a sewage return pipe is fixedly connected to the interior of the second cavity; according to the device, activated sludge can flow back and be recycled through the sewage return pipe, the utilization rate of organic matter is increased, meanwhile, the treatment cost of the activated sludge is reduced, and the device is easy to operate and high in applicability.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a cyclone type activated sludge method integrated sewage treatment device. Background Art

[0002] The principle of activated sludge method for treating wastewater is to use artificially cultivated and domesticated microbial communities to degrade organic pollutants in wastewater, thereby achieving the purpose of purifying wastewater. Its core lies in converting organic matter in wastewater into harmless substances through the action of microorganisms. Its main feature is to use activated sludge that has been inoculated, cultivated and domesticated to purify wastewater by mixing it with wastewater in an aeration tank. Activated sludge mainly completes the sewage purification process through two steps: adsorption and oxidation.

[0003] After searching, it was found that the technical solution provided by the utility model with application number 202121250736.6 is that the sewage enters the chamber through the water inlet pipe and is fully mixed with the sludge and air in the chamber. The mixed mixture enters the No. 2 chamber through the discharge pipe and is filtered through the filter. The sludge is below the filter and the water is above the filter. After it is still, it is discharged through the water outlet pipe and the sludge is discharged through the sludge discharge pipe. However, the sewage contains a large number of impurity particles. After being fully mixed and filtered, the impurity particles are difficult to separate after mixing with the sludge. The mixed sludge treatment cost is high and is not reasonably utilized. Utility Model Content

[0004] The utility model aims to solve at least one of the technical problems existing in the prior art, and provides a cyclone-type activated sludge method integrated sewage treatment device, in which sewage is filtered for impurity particles through a first filter plate, and after the filtered sewage is evenly mixed with activated sludge and air, the second filter plate separates water from sludge, and the separated activated sludge contains few impurity particles and can be reused. The activated sludge of the device can be returned through a sewage return pipe for recycling, thereby improving the utilization rate of organic matter and reducing the treatment cost of the activated sludge, and the device is simple to operate and has strong applicability.

[0005] The utility model also provides a cyclone activated sludge method integrated sewage treatment device, comprising: a filter box, a sewage outlet is arranged inside the filter box, a sewage pipe is fixedly connected to the left surface of the filter box, a first filter plate is fixedly connected to the inner surface of the filter box, a first conveying pipe is fixedly connected to the inside of the filter box, an end of the first conveying pipe away from the filter box is fixedly connected to a first cavity, a motor is fixedly connected to the upper surface of the first cavity, a rotating shaft is fixedly connected to the output end of the motor, a stirring rod is fixedly connected to the side surface of the rotating shaft, an air inlet is fixedly connected to the inside of the first cavity, an annular pipe is fixedly connected to the side surface of the air inlet pipe, a sewage inlet is arranged inside the first cavity, a sewage inlet pipe is fixedly connected to the left surface of the first cavity, a second conveying pipe is fixedly connected to the inside of the first cavity, a second cavity is fixedly connected to the side surface of the second conveying pipe, a second cavity is fixedly connected to the inner surface of the second cavity, a second filter plate is fixedly connected to the inner surface of the second cavity, a sewage return pipe is fixedly connected to the inside of the second cavity, and the left end of the sewage return pipe is connected to the sewage inlet pipe.

[0006] According to the cyclone-type activated sludge integrated sewage treatment device, the right end of the sewage pipe is connected to the sewage outlet, and the right end of the sewage inlet pipe is connected to the sewage inlet.

[0007] According to the cyclone-type activated sludge integrated sewage treatment device, a groove is fixedly connected to the inner surface of the filter box, and a slider is slidably connected to the inner surface of the groove.

[0008] According to the cyclone activated sludge integrated sewage treatment device, a cleaning plate is fixedly connected to the right surface of the slider, and the number of the grooves and sliders are both two and distributed left and right.

[0009] According to the cyclone-type activated sludge integrated sewage treatment device, the motor and the groove are electrically connected to an external power source, and the lower surface of the cleaning plate is slidably connected to the first filter plate.

[0010] According to the cyclone-type activated sludge integrated sewage treatment device, the side surface of the annular pipe is fixedly connected with an aeration head, and the number of the aeration heads is multiple and linearly distributed.

[0011] According to the cyclone-type activated sludge integrated sewage treatment device, a drain pipe is fixedly connected to the interior of the second cavity, and a decanter is fixedly connected to the left surface of the drain pipe.

[0012] According to the cyclone activated sludge integrated sewage treatment device, the rear inner wall of the filter box is provided with an opening, the upper surface of the first cavity is provided with an air outlet, the exhaust gas is discharged through the air outlet, and the impurity particles on the first filter plate are discharged through the opening.

[0013] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0015] Figure 1 This is the overall structure diagram of a cyclone activated sludge integrated sewage treatment device of the utility model;

[0016] Figure 2 This is a cross-sectional view of a cyclone activated sludge integrated sewage treatment device of the utility model;

[0017] Figure 3 for Figure 2 A schematic diagram of the structure enlargement in the middle;

[0018] Figure 4 It is a partial structural schematic diagram of a cyclone-type activated sludge method integrated sewage treatment device of the utility model.

[0019] Legend:

[0020] 1. Filter box; 2. Sewage outlet; 3. Sewage pipe; 4. First filter plate; 5. First delivery pipe; 6. First cavity; 7. Motor; 8. Rotating shaft; 9. Stirring rod; 10. Air inlet pipe; 11. Ring pipe; 12. Aeration head; 13. Sewage inlet pipe; 14. Air outlet; 15. Second delivery pipe; 16. Second cavity; 17. Second filter plate; 18. Drain pipe; 19. Decanter; 20. Sewage return pipe; 21. Groove; 22. Sliding block; 23. Cleaning plate; 24. Opening; 25. Sewage inlet. DETAILED DESCRIPTION

[0021] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0022] Reference Figure 1-4The utility model embodiment is a cyclone activated sludge method integrated sewage treatment device, comprising: a filter box 1, a sewage outlet 2 is arranged inside the filter box 1, a sewage pipe 3 is fixedly connected to the left surface of the filter box 1, a first filter plate 4 is fixedly connected to the inner surface of the filter box 1, a first conveying pipe 5 is fixedly connected to the inside of the filter box 1, an end of the first conveying pipe 5 away from the filter box 1 is fixedly connected to a first cavity 6, a motor 7 is fixedly connected to the upper surface of the first cavity 6, a rotating shaft 8 is fixedly connected to the output end of the motor 7, a stirring rod 9 is fixedly connected to the side surface of the rotating shaft 8, an air intake pipe 10 is fixedly connected to the inside of the first cavity 6, a ring pipe 11 is fixedly connected to the side surface of the air intake pipe 10, a sewage inlet 25 is arranged inside the first cavity 6, a sewage inlet pipe 13 is fixedly connected to the left surface of the first cavity 6, a second conveying pipe 15 is fixedly connected to the inside of the first cavity 6, a second cavity 16 is fixedly connected to the side surface of the second conveying pipe 15, and the inside of the second cavity 16 The surface is fixedly connected with a second filter plate 17, the interior of the second cavity 16 is fixedly connected with a return sewage pipe 20, the left end of the return sewage pipe 20 is connected with the sewage inlet pipe 13, the right end of the sewage pipe 3 is connected with the sewage port 2, the right end of the sewage inlet pipe 13 is connected with the sewage inlet port 25, the inner surface of the filter box 1 is fixedly connected with a groove 21, the inner surface of the groove 21 is slidably connected with a slider 22, the right surface of the slider 22 is fixedly connected with a cleaning plate 23, the number of the grooves 21 and the slider 22 is There are two of them and they are distributed on the left and right. The motor 7 and the groove 21 are electrically connected to an external power supply. The lower surface of the cleaning plate 23 is slidably connected to the first filter plate 4. The side surface of the annular tube 11 is fixedly connected with an aeration head 12. The number of the aeration heads 12 is multiple and they are distributed linearly. The interior of the second cavity 16 is fixedly connected with a drain pipe 18. The left surface of the drain pipe 18 is fixedly connected with a decanter 19. The rear inner wall of the filter box 1 is provided with an opening 24, and the upper surface of the first cavity 6 is provided with an air outlet 14.

[0023] Working principle: when in use, sewage enters the filter box 1 through the sewage pipe 3, and the sewage is filtered through the first filter plate 4. When impurities accumulate on the first filter plate 4, the groove 21 is started to drive the slider 22 and the cleaning plate 23 to clean the first filter plate 4. The cleaned impurity particles are discharged through the opening 24, and the sewage is transported to the first cavity 6 through the pump body and the first delivery pipe 5. The right end of the first delivery pipe 5 is arranged inside the first cavity 6 along the inclined direction. The first cavity 6 is impacted by the delivery through the first delivery pipe 5. The motor 7 is started to drive the rotating shaft 8 and the stirring rod 9 to rotate to form a vortex, and the air inlet pipe 10 is opened. The annular pipe 11 is provided with an opening to discharge through the aeration head 12, and the sewage inlet pipe 13 is opened. The sewage passes through the vortex and the activity. The activated sludge and air are uniformly mixed, so that the sludge is fully treated, and the exhaust gas is discharged through the air outlet 14. The mixed sludge and sewage enter the second cavity 16 through the second conveying pipe 15. The sludge is filtered by the second filter screen 17 so that the sludge is below the second filter screen 17 and the water is above the second filter screen 17. After standing for a period of time, the clean water is discharged through the drain pipe 18 through the decanter 19, and the return pipe 20 is opened. The return pipe 20 is connected with the sewage inlet pipe 13. The activated sludge can enter the first cavity 6 for reuse through the return pipe 20. There are few impurity particles in the filtered activated sludge, which can be recycled through the return pipe 20, thereby improving the utilization rate of organic matter and reducing the sludge treatment cost. The device is simple to operate and has strong applicability.

[0024] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A cyclone activated sludge integrated sewage treatment device, characterized in that: include: A filter box (1), wherein a sewage outlet (2) is arranged inside the filter box (1), a sewage pipe (3) is fixedly connected to the left surface of the filter box (1), a first filter plate (4) is fixedly connected to the inner surface of the filter box (1), a first delivery pipe (5) is fixedly connected to the inside of the filter box (1), an end of the first delivery pipe (5) away from the filter box (1) is fixedly connected to a first cavity (6), an upper surface of the first cavity (6) is fixedly connected to a motor (7), an output end of the motor (7) is fixedly connected to a rotating shaft (8), a side surface of the rotating shaft (8) is fixedly connected to a stirring rod (9), and the inside of the first cavity (6) is fixedly connected to a first conveying pipe (5). An air inlet pipe (10) is connected, the side surface of the air inlet pipe (10) is fixedly connected to an annular pipe (11), a sewage inlet port (25) is arranged inside the first cavity (6), a sewage inlet pipe (13) is fixedly connected to the left surface of the first cavity (6), a second delivery pipe (15) is fixedly connected to the inside of the first cavity (6), a second cavity (16) is fixedly connected to the side surface of the second delivery pipe (15), a second filter plate (17) is fixedly connected to the inner surface of the second cavity (16), a sewage return pipe (20) is fixedly connected to the inside of the second cavity (16), and the left end of the sewage return pipe (20) is connected to the sewage inlet pipe (13).

2. The cyclone activated sludge integrated sewage treatment device according to claim 1, characterized in that: The right end of the sewage pipe (3) is connected to the sewage outlet (2), and the right end of the sewage inlet pipe (13) is connected to the sewage inlet (25).

3. The cyclone activated sludge integrated sewage treatment device according to claim 1, characterized in that: The inner surface of the filter box (1) is fixedly connected with a groove (21), and the inner surface of the groove (21) is slidably connected with a sliding block (22).

4. A cyclone activated sludge integrated sewage treatment device according to claim 3, characterized in that: A cleaning plate (23) is fixedly connected to the right surface of the slider (22), the number of the grooves (21) and the slider (22) are both two and are distributed on the left and right, and the lower surface of the cleaning plate (23) is slidably connected to the first filter plate (4).

5. The cyclone activated sludge integrated sewage treatment device according to claim 3, characterized in that: The motor (7) and the groove (21) are both electrically connected to an external power source.

6. The cyclone activated sludge integrated sewage treatment device according to claim 1, characterized in that: An aeration head (12) is fixedly connected to the side surface of the annular tube (11), and the aeration heads (12) are multiple and linearly distributed.

7. The cyclone activated sludge integrated sewage treatment device according to claim 1, characterized in that: A drainage pipe (18) is fixedly connected to the interior of the second cavity (16), and a decanter (19) is fixedly connected to the left surface of the drainage pipe (18).

8. The cyclone activated sludge integrated sewage treatment device according to claim 1, characterized in that: The rear inner wall of the filter box (1) is provided with an opening (24), and the upper surface of the first cavity (6) is provided with an air outlet hole (14).

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