CN218951116U

CN218951116U - Precipitation tank with filtering capability for wastewater treatment

Info

Publication number: CN218951116U
Application number: CN202223337409.1U
Authority: CN
Inventors: 童志刚; 任思闯; 黄文轩; 王元鹏; 宋丽敏; 王淼
Original assignee: Suzhou Caint Environmental Engineering Co ltd
Current assignee: Suzhou Caint Environmental Engineering Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-05-02
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a sedimentation tank with a filtering function for wastewater treatment, which comprises a sedimentation tank body, a sealing cover, a stirrer, a filter screen and a spiral auger, wherein the left side of the sedimentation tank body is provided with a water inlet pipe, the top of the sealing cover is provided with a liquid inlet, the upper part of the filter screen is provided with a cleaning brush, the bottom of the sedimentation tank body is provided with a mud discharge pipe, and the upper right side of the sedimentation tank body is provided with a water suction pipe. According to the utility model, through the arrangement of the filter screen and the cleaning brush, after the sludge is deposited on the bottom of the sedimentation tank body through wastewater sedimentation, the sedimentation treated water can be discharged from the water suction pipe through the water suction pump, and when water is pumped, the filter screen can block a part of impurities, so that the sludge in the sewage is filtered, the sludge adhered to the bottom of the filter screen can fall down under the action of gravity, and meanwhile, the cleaning brush is arranged on the surface of the filter screen, and the cleaning brush can clean the filter screen under the drive of the rotating shaft.

Description

Precipitation tank with filtering capability for wastewater treatment

Technical Field

The utility model relates to the technical field of precipitation tank equipment, in particular to a precipitation tank with a filtering function for wastewater treatment.

Background

The precipitation is a unit operation of separating out the target product or main impurities in the solution in the form of amorphous solid phase and then separating, the function of the precipitation tank is to separate the thermal coagulum, compared with other separating devices, the separation effect of the thermal coagulum is optimal, and the precipitation tank is a precipitation tank capable of containing the coagulating liquid and is used for precipitating the body formed from the spinning solution, and is a common device in wastewater treatment.

The current sedimentation tank for wastewater treatment in use does not possess filtering capability, for example, application number CN201811420525.5 discloses an automatic sedimentation tank, and current sedimentation tank is when drawing water after the sediment, and the rivers can influence the precipitate of bottom, lead to partial precipitate to follow the rivers and flow, lead to the precipitate to be taken together with the water after the processing, unable fine separation precipitate and the water after the processing, lead to influencing the treatment effect of waste water, current sedimentation tank deposit back tank bottom mud pile up simultaneously, lead to the dredge pipe to be stopped up to the discharge of the mud of being inconvenient for.

Therefore, it is necessary to solve the above problems by inventing a precipitation tank for wastewater treatment having a filtering function.

Disclosure of Invention

The utility model aims to provide a sedimentation tank with a filtering function for wastewater treatment, which solves the problem that the prior sedimentation tank does not have the filtering function, when the prior sedimentation tank pumps water after sedimentation, water flow can influence sediment at the bottom, so that partial sediment flows along with the water flow, the sediment and the treated water are pumped together, the sediment and the treated water cannot be well separated, the wastewater treatment effect is influenced, and meanwhile, sludge at the bottom of the tank is accumulated after the prior sedimentation tank is settled, a sludge discharge pipe is blocked, so that the sludge is inconvenient to discharge.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a sedimentation tank for waste water treatment with filtering capability, includes sedimentation tank body, sealed lid, agitator, filter screen and spiral auger, the left side of sedimentation tank body is provided with the inlet tube, the top of sealed lid is provided with the inlet, the top center department of sealed lid is provided with driving motor, driving motor's below is connected with the pivot, the below of pivot is provided with the agitator, the bottom of pivot is connected with spiral auger, the top of filter screen is provided with the cleaning brush, the bottom of sedimentation tank body is provided with the mud pipe, the upper right side of sedimentation tank body is provided with the drinking-water pipe.

Preferably, the below of precipitation tank body is provided with the landing leg, the landing leg is provided with 4, mutually perpendicular between landing leg and the precipitation tank body.

Preferably, a sealing cover is arranged at the top of the sedimentation tank body, and the sedimentation tank body is connected with the sealing cover in a clamping way.

Preferably, the number of the stirrers is 4, the stirrers are mutually centrosymmetric relative to the rotating shaft, and a filter screen is arranged below the stirrers.

Preferably, the filter screen is formed by rectangular structural design, and a cleaning brush is arranged above the filter screen.

Preferably, the number of the cleaning brushes is 4, the cleaning brushes are in contact with the surface of the filter screen, and the cleaning brushes are mutually symmetrical with respect to the center of the filter screen.

Preferably, the spiral auger is arranged in the sludge discharge pipe, the outer diameter of the spiral auger is smaller than the inner diameter of the sludge discharge pipe, and the central line of the spiral auger is equal to the central line of the sludge discharge pipe.

Preferably, a switch valve is arranged on the right side of the mud pipe, and the switch valve is mutually perpendicular to the mud pipe.

In the technical scheme, the utility model has the technical effects and advantages that:

1. through the arrangement of the filter screen and the cleaning brush, after the wastewater is precipitated and sludge is accumulated at the bottom of the precipitation tank body, the precipitated water can be discharged from the water pumping pipe through the water pumping pump, and when water is pumped, the filter screen can block a part of impurities, so that the sludge in the sewage is filtered, the sludge adhered to the bottom of the filter screen can fall down under the action of gravity, and meanwhile, the cleaning brush is arranged on the surface of the filter screen, and the cleaning brush can clean the filter screen under the drive of the rotating shaft;

2. through the setting of spiral auger, the spiral auger sets up inside the mud pipe, and spiral auger can rotate under the drive of pivot, so when needs discharge mud, spiral auger can carry work to mud, thereby can avoid mud to pile up for a long time thereby to block up the mud pipe, the discharge of the mud of being inconvenient for.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a schematic cross-sectional perspective structure of a settling tank according to the present utility model;

FIG. 3 is a schematic diagram of a three-dimensional structure of a filter screen according to the present utility model;

FIG. 4 is a schematic perspective view of a screw rod according to the present utility model;

fig. 5 is a schematic perspective view of a pumping pipe according to the present utility model.

Reference numerals illustrate:

1. a precipitation tank body; 2. a support leg; 3. sealing cover; 4. a water inlet pipe; 5. a liquid inlet; 6. a driving motor; 7. a rotating shaft; 8. a stirrer; 9. a filter screen; 10. a cleaning brush; 11. a spiral auger; 12. a mud pipe; 13. opening and closing a valve; 14. a water pumping pipe.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The utility model provides a sedimentation tank with a filtering function for wastewater treatment, which is shown in figures 1-5, and comprises a sedimentation tank body 1, a sealing cover 3, a stirrer 8, a filter screen 9 and a spiral auger 11, wherein the left side of the sedimentation tank body 1 is provided with a water inlet pipe 4, the top of the sealing cover 3 is provided with a liquid inlet 5, the center of the top of the sealing cover 3 is provided with a driving motor 6, the lower part of the driving motor 6 is connected with a rotating shaft 7, the stirrer 8 is arranged below the rotating shaft 7, the bottom of the rotating shaft 7 is connected with the spiral auger 11, a cleaning brush 10 is arranged above the filter screen 9, the bottom of the sedimentation tank body 1 is provided with a mud discharge pipe 12, and the upper right side of the sedimentation tank body 1 is provided with a water suction pipe 14.

The below of precipitation tank body 1 is provided with landing leg 2, and landing leg 2 is provided with 4, mutually perpendicular between landing leg 2 and the precipitation tank body 1, and the top of precipitation tank body 1 is provided with sealed lid 3, is the block between precipitation tank body 1 and the sealed lid 3 and is connected, and agitator 8 is provided with 4, and agitator 8 is with mutual central symmetry between the pivot 7, and the below of agitator 8 is provided with filter screen 9.

The filter screen 9 is rectangular structural design and forms, the top of filter screen 9 is provided with cleaning brush 10, cleaning brush 10 is provided with 4, cleaning brush 10 and the surface mutual contact of filter screen 9, cleaning brush 10 is with mutual central symmetry between the filter screen 9, spiral auger 11 sets up the inside at mud pipe 12, the external diameter of spiral auger 11 is less than the internal diameter of mud pipe 12, the central line of spiral auger 11 equals the central line of mud pipe 12, the right side of mud pipe 12 is provided with switch valve 13, mutually perpendicular between switch valve 13 and the mud pipe 12.

The working principle of the utility model is as follows:

referring to the attached drawings 1-5 of the specification, when the device is used, firstly, a settling tank is firmly placed at a proper position through a supporting leg 2, waste water to be settled is poured into a settling tank body 1 through a water inlet pipe 4, when the waste water is poured, a proper amount of flocculating agent is poured through a liquid inlet 5, then a driving motor 6 is started, a rotating shaft 7 and a stirrer 8 can be driven to rotate through the driving motor 6, so that the waste water and the flocculating agent in the settling tank body 1 can be stirred and mixed through the stirrer 8, the reaction of the flocculating agent and the waste water can be accelerated, and the driving motor 6 can be closed, so that the waste water in the settling tank body 1 can be settled;

referring to fig. 1-5 of the specification, when the device is used, after wastewater precipitation is completed, sludge is accumulated at the bottom of the precipitation tank body 1, then precipitation-treated water can be discharged from the water suction pipe 14 through the water suction pump, when water is pumped, a part of impurities can be blocked through the filter screen 9, so that the sludge in the sewage is filtered, the possibility of following the precipitation-treated water discharge is reduced, the sludge adhered to the bottom of the filter screen 9 can fall down due to the action of gravity, after the water is discharged, the switch valve 13 can be finally opened, the driving motor 6 is opened through the controller, the spiral auger 11 can be driven to rotate through the driving motor 6, so that the spiral auger 11 can carry out conveying work on the sludge at the sludge discharge pipe 12, thereby the long-time accumulation of the sludge can be avoided, the blockage of the sludge discharge pipe 12 is avoided, meanwhile, the cleaning brush 10 is arranged on the upper surface of the filter screen 9, and the cleaning brush 10 can clean the filter screen 9 under the driving of the rotating shaft 7.

Claims

1. The utility model provides a sedimentation tank for wastewater treatment with filtering capability, includes sedimentation tank body (1), sealed lid (3), agitator (8), filter screen (9) and spiral auger (11), its characterized in that: the sedimentation tank comprises a sedimentation tank body (1), wherein a water inlet pipe (4) is arranged on the left side of the sedimentation tank body (1), a liquid inlet (5) is formed in the top of a sealing cover (3), a driving motor (6) is arranged at the center of the top of the sealing cover (3), a rotating shaft (7) is connected to the lower side of the driving motor (6), a stirrer (8) is arranged below the rotating shaft (7), a spiral auger (11) is connected to the bottom of the rotating shaft (7), a cleaning brush (10) is arranged above a filter screen (9), a sludge discharge pipe (12) is arranged at the bottom of the sedimentation tank body (1), and a water suction pipe (14) is arranged on the upper right side of the sedimentation tank body (1).

2. The precipitation tank for wastewater treatment with a filtering function according to claim 1, wherein: the sedimentation tank is characterized in that supporting legs (2) are arranged below the sedimentation tank body (1), 4 supporting legs (2) are arranged, and the supporting legs (2) are perpendicular to the sedimentation tank body (1).

3. The precipitation tank for wastewater treatment with a filtering function according to claim 2, wherein: the top of sedimentation tank body (1) is provided with sealed lid (3), be the block between sedimentation tank body (1) and sealed lid (3) and be connected.

4. The precipitation tank for wastewater treatment with a filtering function according to claim 1, wherein: the stirrer comprises 4 stirrers (8), wherein the stirrers (8) are mutually centrosymmetric relative to the rotating shaft (7), and a filter screen (9) is arranged below the stirrers (8).

5. The precipitation tank for wastewater treatment with a filtering function according to claim 4, wherein: the filter screen (9) is formed by rectangular structural design, and a cleaning brush (10) is arranged above the filter screen (9).

6. The precipitation tank for wastewater treatment with a filtering function according to claim 5, wherein: the cleaning brushes (10) are arranged in 4, the surfaces of the cleaning brushes (10) and the filter screen (9) are in contact with each other, and the cleaning brushes (10) are mutually symmetrical with respect to the filter screen (9) in center.

7. The precipitation tank for wastewater treatment with a filtering function according to claim 1, wherein: the spiral auger (11) is arranged in the sludge discharge pipe (12), the outer diameter of the spiral auger (11) is smaller than the inner diameter of the sludge discharge pipe (12), and the central line of the spiral auger (11) is equal to the central line of the sludge discharge pipe (12).

8. The precipitation tank for wastewater treatment with a filtering function according to claim 7, wherein: the right side of the mud pipe (12) is provided with a switch valve (13), and the switch valve (13) is mutually perpendicular to the mud pipe (12).