CN213942195U

CN213942195U - Solid-liquid separation sedimentation tank for sewage treatment

Info

Publication number: CN213942195U
Application number: CN202022887343.8U
Authority: CN
Inventors: 胡夕鹏; 徐宗文
Original assignee: Nanjing Shenlan Water Treatment Technology Co ltd
Current assignee: Nanjing Shenlan Water Treatment Technology Co ltd
Priority date: 2020-12-06
Filing date: 2020-12-06
Publication date: 2021-08-13
Anticipated expiration: 2030-12-06

Abstract

The utility model discloses a solid-liquid separation sedimentation tank for sewage treatment, which comprises a sedimentation tank, wherein the sedimentation tank comprises a tank and a plurality of isolation plates arranged in the tank, the tank is isolated into a plurality of connected water tanks by the plurality of isolation plates, a filter screen is respectively arranged in the plurality of water tanks, and two sides of the filter screen are provided with hanging rings; the division board includes the first division board of left side open-ended and the second division board of right side open-ended, second division board and first division board interval set up in the pond. The utility model has novel design, convenient use, simple and reasonable structure, and the arranged isolation plates are used for isolating the pool into a plurality of water tanks for sewage to flow circularly and used for carrying out precipitation separation on solid and liquid in the sewage; and the filter screen in the basin is convenient for demolish and change the washing to and can change the filter screen that corresponds the model so that sewage passes through fast according to actual conditions.

Description

Solid-liquid separation sedimentation tank for sewage treatment

Technical Field

The utility model relates to a sewage treatment field especially relates to a sewage treatment's solid-liquid separation sedimentation tank.

Background

In industrial production activities of enterprises, particularly in large-scale plating plants, a large amount of industrial wastewater is generated, and in order to avoid serious environmental pollution caused by the random discharge of such industrial wastewater, wastewater treatment is required to achieve various indexes before the wastewater is discharged.

In the workshop of enterprise, can set up flocculation basin and sedimentation tank usually, industry sewage realizes the flocculation regulation in the flocculation basin, and the industry sewage after the flocculation regulation reenters the sedimentation tank to make the flocculation form material get off with the sediment, and then reach solid-liquid separation's purpose.

In the middle of the process that industrial sewage adjusted through flocculation enters into the sedimentation tank by the flocculation basin, industrial sewage can strike in the pool wall of sedimentation tank, forms the impact, and then, flocculation form material can be mixed together with sewage to make flocculation form material be difficult to obtain the sediment. In the conventional sewage treatment operation process, a technician usually places a filter screen in the sedimentation tank to realize solid-liquid separation through the filter screen. However, in a long-term sewage treatment process, the flocculent substances gradually block the filtering holes of the filtering net, thereby causing difficulty in passing sewage through the filtering holes. Further, traditional filter screen is fixed in the sedimentation tank, like this for the filter screen is difficult to change, on the one hand, makes the filter screen can not obtain timely washing, and on the other hand, the filter screen that also can not be fine sets up corresponding model according to actual conditions is so that sewage can pass through fast.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the problems in the prior art and provide a solid-liquid separation sedimentation tank for sewage treatment, which has novel design, convenient use, simple and reasonable structure, and the arranged isolation plates are used for isolating the tank into a plurality of water tanks for sewage to flow circularly and for carrying out sedimentation separation on solid and liquid in the sewage; and the filter screen in the basin is convenient for demolish and change the washing to and can change the filter screen that corresponds the model so that sewage passes through fast according to actual conditions.

For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:

a solid-liquid separation sedimentation tank for sewage treatment comprises a sedimentation tank, wherein the sedimentation tank comprises a tank and a plurality of partition plates arranged in the tank, the plurality of partition plates partition the tank into a plurality of connected water tanks, filter screens are respectively arranged in the plurality of water tanks, and lifting rings are arranged on two sides of each filter screen; the division board includes the first division board of left side open-ended and the second division board of right side open-ended, second division board and first division board interval set up in the pond. By adopting the technical scheme, the water tank is used for sewage flowing and solid deposition; the filter screen is used for supporting the precipitated solid; the rings are convenient for the filter screen to take out the solid matters which are cleaned and deposited.

Preferably, the openings of the first isolation plate and the second isolation plate are provided with baffles, the tops of the baffles are provided with inclined guide blocks, and the tops of the guide blocks are provided with R corners. By adopting the technical scheme, the baffle is used for blocking solid matters in the sewage; the guide block is convenient for the settled solids to slide down.

Preferably, the baffle is arranged 1-5mm below the water level. By adopting the technical scheme, the sewage can flow conveniently, and the sediment can slide off.

Preferably, one side of the pool is provided with a water inlet connected with the water tank, the other side of the pool is provided with a water outlet connected with the water tank, and the water outlet is arranged 1-5mm below the water level. By adopting the technical scheme, the water inlet is used for water inlet; the water outlet is used for draining water; the water tank is used for sewage flow; wherein, the water outlet is arranged below the water level and is helpful for blocking solid matters in the sewage.

Preferably, the filter screen comprises a frame and a filter channel arranged in the frame, wherein a suspended filter plate is arranged in the filter channel, and the filter plate is connected with the top surface of the frame. By adopting the technical scheme, the filtering channel is used for sewage flowing; the filter plate is used for filtering solid matters in the sewage and dropping the solid matters to the bottom of the frame so as to be convenient for cleaning; wherein, be provided with the filtration pore on the filter, the size of filtering the pore can be designed according to the direction that sewage flows. For example, the filtering holes of the filtering net in the water tank near the water inlet are set to be larger for filtering the solid matter with larger volume in the sewage, and then, the filtering holes of the filtering net are set to be smaller in sequence until the filtering holes of the filtering net near the water outlet are set to be smaller.

The utility model has the advantages that:

1. the utility model has novel design, convenient use, simple and reasonable structure, and the arranged isolation plates are used for isolating the pool into a plurality of water tanks for sewage to flow circularly and used for carrying out precipitation separation on solid and liquid in the sewage; the filter screen in the water tank is convenient to remove, replace and clean, and the filter screen with the corresponding model can be replaced according to the actual situation so as to lead the sewage to pass quickly;

2. the filter screen arranged in the utility model can filter step by step through the meshes on the internal filter plate; and the filtered solids settle at the bottom of the frame for easy cleaning;

3. the utility model discloses the baffle that sets up not only can be used to stop sunken solid, can guide sunken solid moreover through the guide block that sets up.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented according to the content of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic view relating to the present invention;

fig. 2 is a schematic view of a partial cross-sectional structure according to the present invention;

fig. 3 is a schematic view of a partial cross-sectional structure of a filter screen according to the present invention;

fig. 4 is a schematic view of sewage flow according to the present invention.

The reference numbers in the figures illustrate: sedimentation tank 1, pond 2, division board 3, basin 4, filter screen 5, rings 6, baffle 7, water inlet 8, delivery port 9, guide block 10, frame 501, filtering channel 502, filter 503.

Detailed Description

The invention is further described with reference to the accompanying drawings:

referring to fig. 1 to 4, a solid-liquid separation sedimentation tank for sewage treatment comprises a sedimentation tank 1, wherein the sedimentation tank 1 comprises a tank 2 and a plurality of partition plates 3 arranged in the tank 2, the tank 2 is partitioned into a plurality of connected water tanks 4 by the plurality of partition plates 3, filter screens 5 are respectively arranged in the plurality of water tanks 4, and two sides of each filter screen 5 are provided with hanging rings 6; the partition board 3 comprises a first partition board with an opening at the left side and a second partition board with an opening at the right side, and the second partition board and the first partition board are arranged in the pool 2 at intervals. By adopting the technical scheme, the water tank 4 is used for sewage flowing and solid deposition; the filter screen 5 is used for supporting the precipitated solid; and a lifting ring 6 is used for facilitating the filter screen 5 to take out the solid matters after being cleaned.

Preferably, a baffle 7 is arranged at the opening of the first isolation plate and the second isolation plate, an inclined guide block 10 is arranged at the top of the baffle 7, and an R-angle is arranged at the top of the guide block 10. By adopting the technical scheme, the baffle 7 is used for blocking solid matters in the sewage; the guide block 10 facilitates the sliding of the settled solids.

Preferably, the baffle 7 is arranged 1-5mm below the water level. By adopting the technical scheme, the sewage can flow conveniently, and the sediment can slide off.

Preferably, one side of the pool 2 is provided with a water inlet 8 connected with the water tank 4, the other side of the pool is provided with a water outlet 9 connected with the water tank 4, and the water outlet 9 is arranged 1-5mm below the water level. By adopting the technical scheme, the water inlet 8 is used for water inlet; the water outlet 9 is used for draining water; the water tank 4 is used for sewage flow; wherein, the water outlet 9 is arranged below the water level to help the solid in the sewage to block.

Preferably, the filter screen 5 comprises a frame 501 and a filter channel 502 arranged in the frame 501, wherein an overhanging filter plate 503 is arranged in the filter channel 502, and the filter plate 503 is connected with the top surface of the frame 501. With this technical solution, the filter channel 502 is used for sewage flow; the filter plate 503 is used for filtering solids in the sewage and dropping the solids to the bottom of the frame 501 for cleaning; wherein, the filter plate 503 is provided with filter holes, and the size of the filter holes can be designed according to the flowing direction of sewage. For example, the filtering holes of the filtering net 5 in the water tank 4 near the water inlet 8 are set to be larger for filtering the solid matter with larger volume in the sewage, and then, the filtering holes of the filtering net 503 on the filtering net 5 near the water outlet 9 are set to be smaller in sequence.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

During the in-service use, the water inlet that has solid sewage from sedimentation tank one side enters into the basin, then flows along the basin, and the solid in the sewage deposits the bottom of filter screen under the effect of self gravity and filter screen, and the sewage after the filtration is then discharged through the delivery port of sedimentation tank opposite side.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a sewage treatment's solid-liquid separation sedimentation tank, includes sedimentation tank (1), its characterized in that: the sedimentation tank (1) comprises a tank (2) and a plurality of partition plates (3) arranged in the tank (2), the tank (2) is partitioned into a plurality of connected water tanks (4) by the partition plates (3), filter screens (5) are respectively arranged in the water tanks (4), and hanging rings (6) are arranged on two sides of each filter screen (5); the partition plate (3) comprises a first partition plate with an opening at the left side and a second partition plate with an opening at the right side, and the second partition plate and the first partition plate are arranged in the pool (2) at intervals.

2. The solid-liquid separation and sedimentation tank for sewage treatment according to claim 1, wherein: the opening parts of the first isolation plate and the second isolation plate are provided with baffle plates (7), the top of each baffle plate (7) is provided with an inclined guide block (10), and the top of each guide block (10) is provided with an R angle.

3. The solid-liquid separation and sedimentation tank for sewage treatment according to claim 2, wherein: the baffle (7) is arranged 1-5mm below the water level.

4. The solid-liquid separation and sedimentation tank for sewage treatment according to claim 1, wherein: one side of the pool (2) is provided with a water inlet (8) connected with the water tank (4), the other side of the pool is provided with a water outlet (9) connected with the water tank (4), and the water outlet (9) is arranged 1-5mm below the water level.

5. The solid-liquid separation and sedimentation tank for sewage treatment according to claim 1, wherein: the filter screen (5) comprises a frame (501) and a filter channel (502) arranged in the frame (501), wherein a suspended filter plate (503) is arranged in the filter channel (502), and the filter plate (503) is connected with the top surface of the frame (501).