CN214004149U

CN214004149U - Self-cleaning filter for primary sludge collection tank

Info

Publication number: CN214004149U
Application number: CN202022583467.7U
Authority: CN
Inventors: 薛宁; 吴军
Original assignee: Wuxi Rongcheng Environmental Protection Technology Co ltd
Current assignee: Wuxi Rongcheng Environmental Protection Technology Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-08-20
Anticipated expiration: 2030-11-10

Abstract

The utility model discloses a self-cleaning filter for a primary sludge collection tank, which comprises a tank wall of the collection tank, wherein a sewage collection tank for absorbing sewage precipitated in the tank is arranged on the tank wall, a water absorption device and a climbing device are arranged in the sewage collection tank, a floating bin is arranged at the lower end of the sewage collection tank, and a filter screen is arranged at a water inlet pipe on the water absorption device; and a self-cleaning device is arranged on the filter screen. This just silt collecting pit self-cleaning filter can clear up the filter sieve at filter during operation, avoids the filter sieve surface scale deposit to block up the filtration pore, and this device can follow the decline of water level and descend automatically simultaneously.

Description

Self-cleaning filter for primary sludge collection tank

Technical Field

The utility model relates to a technical field of filter especially relates to just sink mud collecting pit self-cleaning filter.

Background

The sedimentation tank is a structure for removing suspended matters in water by applying sedimentation and is equipment for purifying water. The suspended substances in the water are removed by utilizing the natural sedimentation or coagulating sedimentation of the water. The sedimentation tank is divided into a horizontal sedimentation tank and a vertical sedimentation tank according to the water flow direction. The settling effect is determined by the flow rate of the water in the settling tank and the residence time of the water in the tank. In order to improve the sedimentation effect and reduce the land occupation area, a honeycomb inclined tube counter flow sedimentation tank, an accelerated clarification tank, a pulse clarification tank and the like are mostly adopted. Sedimentation tanks are widely used in wastewater treatment.

The existing collecting pool cannot automatically clean the filter, but the surface of the filter is scaled in a long-time work, so that the filter is blocked.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the filter can not be automatically cleaned in the prior art, and providing a self-cleaning filter for a primary sludge settling collecting tank.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the sewage treatment device comprises a pool wall of a collecting pool, wherein a sewage collecting box for sucking sewage precipitated in the pool is arranged on the pool wall, a water sucking device and a climbing device are arranged in the sewage collecting box, a floating bin is arranged at the lower end of the sewage collecting box, and a filter screen is arranged at a water inlet pipe on the water sucking device; a self-cleaning device is arranged on the filter screen;

the self-cleaning device comprises spiral fan blades, a rotating rod is fixedly connected to the middle position of each spiral fan blade, a cleaning frame is fixedly connected to the lower end of each rotating rod, and a brush used for removing impurities on the surface of the filter screen is arranged on each cleaning frame.

Furthermore, the water suction device comprises a water pump arranged at the upper end of the floating bin, a water inlet pipe for sucking water is arranged at a water inlet of the water pump, and a water outlet pipe is arranged at a water outlet of the water pump.

Further, the floating bin is used for floating the sewage collecting box on the water surface.

Furthermore, the climbing device comprises a motor, an output shaft of the motor is connected with a driving belt wheel, the driving belt wheel is connected with a driven belt wheel through a belt, a rotating shaft is connected to the middle position of the driven belt wheel, a gear is rotatably connected to the rotating shaft, and a tooth groove matched with the gear to climb is formed in the pool wall.

Furthermore, the sewage collecting box is connected with the pool wall in a sliding mode through rollers.

Furthermore, a one-way bearing capable of climbing upwards and bearing force is arranged between the rotating shaft and the gear.

Compared with the prior art, the utility model discloses possess following beneficial effect:

this just silt collecting pit self-cleaning filter can clear up the filter sieve at filter during operation, avoids the filter sieve surface scale deposit to block up the filtration pore, and this device can follow the decline of water level and descend automatically simultaneously.

Drawings

FIG. 1 is a schematic view of a collecting tank of a self-cleaning filter of a primary sludge collecting tank provided by the present invention;

FIG. 2 is a schematic view of the self-cleaning filter of the primary sludge collection tank at A-A in FIG. 1;

FIG. 3 is an external view of a washing rack of the self-cleaning filter of the primary sludge collection tank of the present invention;

fig. 4 is the internal structure diagram of the cleaning frame of the self-cleaning filter of the primary sludge collection tank provided by the utility model.

In the figure: 1. a tank wall; 2. a sewage collecting tank; 3. a water absorbing device; 301. a water pump; 302. a water inlet pipe; 303. a water outlet pipe; 4. a climbing device; 401. a motor; 402. a driving pulley; 403. A driven pulley; 404. a rotating shaft; 405. a gear; 406. a roller; 5. screening; 6. a self-cleaning device; 601. a helical fan blade; 602. a rotating rod; 603. a cleaning frame; 7. and (4) floating the bin.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, the self-cleaning filter for the primary sludge collection tank comprises a tank wall 1 of the collection tank, a sewage collection tank 2 for sucking sewage precipitated in the tank is arranged on the tank wall 1, a water suction device 3 and a climbing device 4 are arranged inside the sewage collection tank 2, a floating bin 7 is arranged at the lower end of the sewage collection tank 2, and a filter screen 5 is arranged at a water inlet pipe 302 on the water suction device 3; a self-cleaning device 6 is arranged on the filter screen 5;

the self-cleaning device 6 comprises spiral fan blades 601, a rotating rod 602 is fixedly connected to the middle position of the spiral fan blades 601, a cleaning rack 603 is fixedly connected to the lower end of the rotating rod 602, and a brush for removing impurities on the surface of the filter screen 5 is arranged on the cleaning rack 603.

Further, the water absorbing device 3 comprises a water pump 301 installed at the upper end of the floating bin 7, a water inlet pipe 302 for absorbing water is arranged at the water inlet of the water pump 301, and a water outlet pipe 303 is arranged at the water outlet of the water pump 301.

Further, the floating bin 7 is used for floating the sewage collecting tank 2 on the water surface.

Further, the climbing device 4 comprises a motor 401, an output shaft of the motor 401 is connected with a driving pulley 402, the driving pulley 402 is connected with a driven pulley 403 through a belt, a rotating shaft 404 is connected to the middle position of the driven pulley 403, a gear 405 is rotatably connected to the rotating shaft 404, and a tooth slot 101 matched with the gear 405 for climbing is formed in the pool wall 1.

Further, the sewage collecting tank 2 is slidably connected with the tank wall 1 through rollers 406.

Further, a one-way bearing capable of climbing upwards and bearing force is arranged between the rotating shaft 404 and the gear 405.

The working principle is as follows: the device is provided with a sewage collection box 2, the sewage collection box 2 floats on the water surface through a floating bin 7, a water absorption device 3 is arranged inside the sewage collection box 2, a filter screen 5 is arranged at a water inlet of a water inlet pipe 302 of the water absorption device 3, a self-cleaning device 6 is arranged on the filter screen 5, and when a water pump 301 works, a spiral fan blade 601 on the self-cleaning device 6 rotates under the action of water flow, the spiral fan blade 601 drives a cleaning frame 603 to rotate through a rotating rod 602, so that the surface of the filter screen 5 can be cleaned;

this device is provided with climbing device 4, it is rotatory to drive driving pulley 402 through the output shaft of motor 401 when needs are washd, driving pulley 402 passes through the belt and drives driven pulley 403 rotatory, driven pulley 403 drives pivot 404 rotatory, pivot 404 drives gear 405 rotatory through one-way bearing, and then it moves climbing device 4 rebound, thereby make things convenient for the staff to wash the inside of collecting pit, when needs absorb surperficial sewage, sewage collecting box 2 is through floating on the sewage in storehouse 7 sustainable, it is rotatory under tooth's socket 101's effect to reduce gear 405 as sewage, because gear 405 passes through the one-way bearing transmission with pivot 404, so pivot 404 can't be rotatory, thereby sewage collecting box 2 sustainable lapse absorbs sewage.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The self-cleaning filter for the primary sludge collection tank is characterized by comprising a tank wall (1) of the collection tank, wherein a sewage collection tank (2) for sucking sewage precipitated in the tank is arranged on the tank wall (1), a water suction device (3) and a climbing device (4) are arranged in the sewage collection tank (2), a floating bin (7) is arranged at the lower end of the sewage collection tank (2), a filter screen (5) is arranged on the water suction device (3), and a self-cleaning device (6) is arranged on the filter screen (5);

the self-cleaning device (6) comprises spiral fan blades (601), a rotating rod (602) is fixedly connected to the middle position of each spiral fan blade (601), a cleaning frame (603) is fixedly connected to the lower end of each rotating rod (602), and brushes used for removing impurities on the surface of the filter screen (5) are arranged on the cleaning frame (603).

2. The self-cleaning filter for the primary sludge collection tank according to claim 1, wherein the water absorbing device (3) comprises a water pump (301) installed at the upper end of the floating bin (7), a water inlet pipe (302) for absorbing water is arranged at a water inlet of the water pump (301), and a water outlet pipe (303) is arranged at a water outlet of the water pump (301).

3. The self-cleaning filter for the primary sludge collection tank according to claim 1, wherein the spiral fan blade (601) is rotatably connected to the water inlet end of the water inlet pipe (302).

4. The self-cleaning filter for a primary sludge collection tank according to claim 1, wherein the floating bin (7) is used for floating the sewage collection tank (2) on the water surface.

5. The self-cleaning filter for the primary sludge collection pool according to claim 1, wherein the climbing device (4) comprises a motor (401), an output shaft of the motor (401) is connected with a driving pulley (402), the driving pulley (402) is connected with a driven pulley (403) through a belt, a rotating shaft (404) is connected to the middle position of the driven pulley (403), a gear (405) is rotatably connected to the rotating shaft (404), and a tooth groove (101) matched with the gear (405) for climbing is formed in the pool wall (1).

6. The self-cleaning filter for a primary sludge collection tank according to claim 1, wherein the sewage collection tank (2) is slidably connected with the tank wall (1) through rollers (406).

7. The self-cleaning filter for the primary sludge collection tank according to claim 5, wherein a one-way bearing capable of climbing upwards to bear force is arranged between the rotating shaft (404) and the gear (405).