CN215539124U - Sedimentation tank preprocessing device - Google Patents
Sedimentation tank preprocessing device Download PDFInfo
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- CN215539124U CN215539124U CN202121998974.5U CN202121998974U CN215539124U CN 215539124 U CN215539124 U CN 215539124U CN 202121998974 U CN202121998974 U CN 202121998974U CN 215539124 U CN215539124 U CN 215539124U
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Abstract
The utility model discloses a pretreatment device for a sedimentation tank, which comprises a sedimentation tank, wherein three fixing grooves are formed in the position, close to the top, of the wall of the sedimentation tank, three fixing blocks are fixedly connected into the fixing grooves, a cylindrical protective shell is fixedly connected to the position, far away from the wall of the sedimentation tank, of the fixing blocks, a sand-water separator is fixedly connected to the top of the cylindrical protective shell, a sand suction pipe is arranged in the cylindrical protective shell, a filter is fixedly connected to the end face, far away from the sand-water separator, of the sand suction pipe, a water storage tank is arranged at the center of the bottom of the sedimentation tank, and a plurality of water inlet grooves are annularly formed in the position, close to the inner side wall, of the top in the water storage tank. According to the utility model, the sewage is stirred by controlling the water flow to drive the impurities to rotate, so that the floor area of the sedimentation tank is reduced, and meanwhile, the phenomenon that the through holes on the grid plate and the annular filter plate are blocked by larger impurities to influence the normal operation of the device is avoided, so that the maintenance period of the whole device is greatly reduced, and the long-term stable operation of the device is ensured.
Description
Technical Field
The utility model relates to the technical field of environment-friendly equipment, in particular to a pretreatment device for a sedimentation tank.
Background
Most of the existing sedimentation tanks adopt a static treatment mode that different fences are arranged in a large-area sedimentation tank in a partition mode to filter impurities with different sizes, and the used sedimentation tanks have large occupied areas and low efficiency; partial preposed treatment devices of the sedimentation tank reduce the occupied area of the sedimentation tank through a dynamic treatment mode that the impeller stirs sewage, but impurities and floccules with large volume contained in the sewage are easy to wind and damage the impeller, and the operation of the device is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a pretreatment device for a sedimentation tank.
In order to achieve the purpose, the utility model adopts the following technical scheme: a pretreatment device for a sedimentation tank comprises the sedimentation tank, wherein three fixing grooves are arranged on the position, close to the top, of the wall of the sedimentation tank, three fixing blocks are fixedly connected in the fixing grooves, a cylindrical protective shell is fixedly connected to the position, far away from the wall of the sedimentation tank, of the fixing blocks, a sand-water separator is fixedly connected to the top of the cylindrical protective shell, a sand suction pipe is arranged in the cylindrical protective shell, a filter is fixedly connected to the end face, far away from the sand-water separator, of the sand suction pipe, a water storage tank is arranged at the center of the bottom of the sedimentation tank, a plurality of water inlet grooves are annularly arranged on the position, close to the inner side wall, of the top of the water storage tank, a plurality of side ports, far away from the water storage tank, of the water inlet grooves are arranged on the wall of the sedimentation tank, a water pump is fixedly connected to the center of the top of the water storage tank, a plurality of water outlet grooves are arranged on the wall, far away from the side ports of the water pump, the sedimentation tank is characterized in that a grid plate is fixedly connected to the tank wall of the sedimentation tank, and an annular filter plate is fixedly connected to the top of the grid plate.
Preferably, a plurality of water outlet grooves are far away from the side port of the water storage tank and form a certain included angle with the wall of the sedimentation tank.
Preferably, the sand suction pipe arranged in the cylindrical protective shell and the end surface of the filter fixedly connected side exceed the cylindrical protective shell for a certain distance.
Preferably, a plurality of through holes are respectively formed in the grid plate and the annular filter plate, and the annular filter plate is fixedly connected with the fixing block.
Preferably, a water delivery pipe is fixedly connected to the side wall of the sand-water separator.
Preferably, a plurality of spiral drainage grooves are formed in the wall of the sedimentation tank.
The utility model has the following beneficial effects:
1. according to the utility model, the sewage is stirred by controlling the water flow to drive the impurities to rotate, so that the floor area of the sedimentation tank is reduced, and meanwhile, the phenomenon that the through holes on the grid plate and the annular filter plate are blocked by larger impurities to influence the normal operation of the device is avoided, so that the maintenance period of the whole device is greatly reduced, and the long-term stable operation of the device is ensured.
2. The utility model adopts the water outlet groove which forms a certain inclination angle with the wall of the sedimentation tank and the spiral drainage groove arranged on the wall of the sedimentation tank to replace stirring devices such as impellers, and the like, thereby avoiding larger impurities in sewage from being wound on the impellers or damaging the impellers, and ensuring the service life of the device and the reliability under long-term work.
Drawings
FIG. 1 is a side view of a pretreatment apparatus for a sedimentation tank according to the present invention;
FIG. 2 is a top view of a pretreatment apparatus for a sedimentation tank according to the present invention;
fig. 3 is an enlarged view at a in fig. 1.
In the figure: 1. a sedimentation tank; 2. a water storage tank; 21. a water pump; 22. a water inlet groove; 23. a water outlet groove; 3. a fixed block; 31. a cylindrical protective shell; 32. a sand-water separator; 33. a water delivery pipe; 34. a sand suction pipe; 35. a filter; 4. a grid plate; 5. an annular filter plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, one embodiment of the present invention is provided: a sedimentation tank pretreatment device comprises a sedimentation tank 1, three fixing grooves are formed in the position, close to the top, of the tank wall of the sedimentation tank 1, three fixing blocks 3 are fixedly connected in the fixing grooves, the three fixing blocks 3 are evenly distributed in an annular shape, and play a role in supporting and protecting devices such as a cylindrical protective shell 31 and a sand-water separator 32, the fixing blocks 3 are fixedly connected with the cylindrical protective shell 31 far away from the tank wall of the sedimentation tank 1, the top of the cylindrical protective shell 31 is fixedly connected with the sand-water separator 32, the sand-water separator 32 can efficiently absorb and filter fine impurities such as silt contained in water, a sand suction pipe 34 is arranged in the cylindrical protective shell 31, a filter 35 is fixedly connected to the end face, far away from the sand-water separator 32, of the sand suction pipe 34, the filter 35 preliminarily filters the water containing the fine impurities such as silt, the water, the sand-sand suction pipe 34 and the sand-water separator 32 are prevented from being damaged by sharp particles, 1 bottom center department of sedimentation tank is provided with tank 2, the top is close to inside wall department annular and is provided with a plurality of intake chambers 22 in tank 2, a plurality of annular intake chambers 22 are kept away from 2 side ports of tank and are set up on 1 pond wall of sedimentation tank, top center department fixedly connected with water pump 21 in tank 2, water pump 21 top is provided with a plurality of play basin 23, a plurality of play basin 23 are kept away from 21 side ports of water pump and are set up on 1 pond wall of sedimentation tank, 1 pond wall department fixedly connected with grid plate 4 of sedimentation tank, the great impurity of volume in the sewage can be filtered to grid plate 4, avoid great impurity to block up filter 35, influence the work efficiency of sand-water separator 32, grid plate 4 top fixedly connected with annular filter 5, annular filter 5 can filter the great impurity of volume in the sewage, avoid great impurity to block up the port of intake chamber 22 on 1 pond wall of sedimentation tank, influence the work efficiency of device.
A plurality of play basin 23 are kept away from 2 side ports in tank and are certain contained angle with 1 pond wall in sedimentation tank, can make the high-pressure rivers that water pump 21 pump sent drive the sewage rotation of sedimentation tank 1, avoid the through-hole on grid plate 4 and the annular filter 5 to be covered by impurity, influence the work efficiency of device, the sand suction pipe 34 that sets up in the cylindricality protective housing 31 surpasss one section distance of cylindricality protective housing 31 with filter 35 fixed connection side end face, be provided with a plurality of through-hole on grid plate 4 and the annular filter 5 respectively, annular filter 5 and 3 fixed connection of fixed block. Fixedly connected with raceway 33 on the sand-water separator 32 lateral wall, 1 pond wall department of sedimentation tank is provided with a plurality of spiral drainage grooves, and the spiral drainage groove can cooperate the high-pressure rivers of play basin 23 output to drive sewage and debris in the sedimentation tank constantly rotatory.
The working principle is as follows: when the prepositive device of the sedimentation tank works, after the sewage in the sedimentation tank 1 is filtered out of impurities with larger volume through the grid plate 4 and the annular filter plate 5, enters the water storage tank 2 at the bottom of the sedimentation tank 1 through a plurality of water inlet grooves 22 annularly arranged on the wall of the sedimentation tank 1, the primarily filtered sewage in the water storage tank 2 continuously rises to reach a certain height, the water pump 21 arranged at the top of the water storage tank 2 starts to work, sewage in the water storage tank 2 is pressurized and then flows back into the sedimentation tank 1 through a plurality of annularly arranged water outlet grooves 23, the pressurized water flow stirs the sewage in the sedimentation tank to form a vortex under the combined action of the port of the water outlet groove 23 forming a certain included angle with the wall of the sedimentation tank 1 and the spiral diversion groove arranged on the wall of the sedimentation tank 1, so as to avoid the influence of impurities with larger volume on the working efficiency of the device caused by the blockage of the through holes on the grid plate 4 and the annular filter plate 5;
the sewage primarily filtered at the bottom of the grid plate 4 is filtered by a filter 35, enters a sand-water separator 32 through a sand suction pipe 34 to further filter fine impurities such as silt in the sewage, and the sewage subjected to the third filtering treatment is finally conveyed to a subsequent sewage treatment device through a water conveying pipe 33 to be subsequently treated.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (5)
1. The utility model provides a sedimentation tank preprocessing device, includes sedimentation tank (1), its characterized in that: the sedimentation tank (1) is characterized in that three fixing grooves are formed in the position, close to the top, of the tank wall of the sedimentation tank (1), three fixing blocks (3) are fixedly connected into the fixing grooves, the position, far away from the sedimentation tank (1), of the tank wall of the fixing blocks (3) is fixedly connected with a cylindrical protective shell (31), the top of the cylindrical protective shell (31) is fixedly connected with a sand-water separator (32), a sand suction pipe (34) is arranged in the cylindrical protective shell (31), a filter (35) is fixedly connected to the side end face, far away from the sand-water separator (32), of the sand suction pipe (34), a water storage tank (2) is arranged at the center of the bottom of the sedimentation tank (1), a plurality of water inlet grooves (22) are annularly arranged at the position, close to the inner side wall, of the inner top of the water storage tank (2), a plurality of side end ports, far away from the water storage tank (2), of the water inlet grooves (22) are arranged on the tank wall of the sedimentation tank (1), and a water pump (21) is fixedly connected to the center of the top of the water storage tank (2), the water pump (21) top is provided with a plurality of basin (23) of going out, and is a plurality of go out basin (23) and keep away from water pump (21) side port and set up on sedimentation tank (1) pool wall, sedimentation tank (1) pool wall department fixedly connected with grid plate (4), grid plate (4) top fixedly connected with ring filter (5), it is a plurality of go out basin (23) and keep away from that tank (2) side port is certain contained angle with sedimentation tank (1) pool wall.
2. A sedimentation tank pretreatment apparatus according to claim 1, characterized in that: the sand suction pipe (34) arranged in the cylindrical protective shell (31) is fixedly connected with the side end surface of the filter (35) for a distance exceeding the cylindrical protective shell (31).
3. A sedimentation tank pretreatment apparatus according to claim 1, characterized in that: the grid plate (4) and the annular filter plate (5) are respectively provided with a plurality of through holes, and the annular filter plate (5) is fixedly connected with the fixed block (3).
4. A sedimentation tank pretreatment apparatus according to claim 1, characterized in that: the side wall of the sand-water separator (32) is fixedly connected with a water delivery pipe (33).
5. A sedimentation tank pretreatment apparatus according to claim 1, characterized in that: and a plurality of spiral drainage grooves are formed in the wall of the sedimentation tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121998974.5U CN215539124U (en) | 2021-08-24 | 2021-08-24 | Sedimentation tank preprocessing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121998974.5U CN215539124U (en) | 2021-08-24 | 2021-08-24 | Sedimentation tank preprocessing device |
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| Publication Number | Publication Date |
|---|---|
| CN215539124U true CN215539124U (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121998974.5U Active CN215539124U (en) | 2021-08-24 | 2021-08-24 | Sedimentation tank preprocessing device |
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| CN (1) | CN215539124U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116440587A (en) * | 2023-04-19 | 2023-07-18 | 南京南蓝环保产业有限公司 | Sand sucking machine |
-
2021
- 2021-08-24 CN CN202121998974.5U patent/CN215539124U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116440587A (en) * | 2023-04-19 | 2023-07-18 | 南京南蓝环保产业有限公司 | Sand sucking machine |
| CN116440587B (en) * | 2023-04-19 | 2023-11-10 | 南京南蓝环保产业有限公司 | Sand sucking machine |
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