CN216808421U - Sewage treatment is with deposiing device - Google Patents

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a sedimentation device for sewage treatment. The technical scheme includes a filter screen, a processing box and a rotating motor, a partition is installed on one side of the inner wall of the processing box, a through hole is arranged inside the partition close to the upper surface, and the processing box is away from the side of the partition. A water outlet pipe is installed near the upper surface, a water inlet pipe is installed on the side of the treatment box away from the water outlet pipe and a water inlet pipe is installed near the lower surface, a mud bucket is installed on the side of the treatment box away from the water outlet pipe, and the inner wall of the treatment box is installed. A fixing plate is installed at a position below the mud bucket, a chute is provided on the side of the inner wall of the treatment box away from the partition plate, and a slider is installed inside the chute. The utility model facilitates the regular cleaning of the filter screen, thereby ensuring the filtering operation of the filter screen, facilitates the discharge of the sediment from the inside of the treatment device, and facilitates the transfer of the sediment.

Description

A sedimentation device for sewage treatment

technical field

The utility model relates to the technical field of sewage treatment, in particular to a sedimentation device for sewage treatment.

Background technique

Sewage treatment is the process of purifying sewage so that it can meet the water quality requirements for discharge into a water body or for reuse. Sewage treatment is widely used in construction, agriculture, transportation, energy, petrochemical, environmental protection, urban landscape, medical treatment, catering and other fields, and is increasingly entering the daily life of ordinary people.

After extensive search, it is found that the typical sedimentation device for sewage treatment in the prior art is a sedimentation device for sewage treatment system disclosed in publication number CN107998696B8, which is convenient to remove impurities in the sedimentation tank, has good cleaning effect, and saves manpower.

In the process of sewage treatment, the sedimentation method is often used to remove pollutants from sewage, and the filter screen of the existing sedimentation device used for sewage treatment needs to be cleaned regularly after long-term use. The sediment after sewage treatment is inconvenient to be discharged from the inside of the treatment device. Therefore, we propose a sedimentation device for sewage treatment.

Utility model content

The purpose of the present utility model is to provide a sedimentation device for sewage treatment, which is convenient for regular cleaning of the filter screen, so as to ensure the filtering effect of the filter screen, and facilitates the discharge of sediment from the inside of the treatment device and facilitates the transfer of sediment. It solves the problem that the filter screen of the existing precipitation device used for sewage treatment needs to be cleaned regularly after long-term use, and the surface of the filter screen is easy to adhere to. discharge problem.

In order to achieve the above purpose, the present invention provides the following technical solutions: a precipitation device for sewage treatment, comprising a filter screen, a treatment box and a rotating motor, a baffle plate is installed on one side of the inner wall of the treatment box, and the inside of the baffle plate is close to the upper part. A through hole is provided at the surface position, a water outlet pipe is installed on the side of the treatment box that is away from the partition plate and close to the upper surface, and a water inlet pipe is installed at the side of the treatment box away from the water outlet pipe and close to the lower surface position. A mud hopper is installed on the side of the treatment box away from the water outlet pipe, a fixing plate is installed on the inner wall of the treatment box at a position below the mud hopper, and a chute is arranged on the side of the inner wall of the treatment box away from the partition plate, and the inside of the chute is A slider is installed, a filter screen frame is installed on the outer surface of the slider, and a filter screen is installed on the inner wall of the filter screen frame.

Preferably, moving wheels are installed on the lower surface of the processing box near the four corners. The arrangement of four moving wheels facilitates the movement of the handling box.

Preferably, a mud discharge valve is installed on the lower surface of the mud bucket, a hydraulic cylinder is installed on the inner side of the partition near the lower surface, a filter plate is installed at the output end of the hydraulic cylinder, and the upper surface of the fixed plate is located on the hydraulic cylinder. A return pump is installed at the upper position, and the output end of the return pump is connected to the inner side of the partition. The sediment in the mud hopper is discharged through the mud discharge valve, and the hydraulic cylinder works so that the filter plate squeezes the sediment into blocks, and the pressed sediment is discharged through the mud outlet.

Preferably, a sludge concentration meter is installed on the side of the upper surface of the fixing plate close to the water outlet pipe, a probe is installed inside the mud bucket, and the sludge concentration meter and the probe are connected by wires. Monitor the sediment concentration inside the mud hopper with a sludge concentration meter and probe.

Preferably, a cover plate is installed on the upper surface of the processing box at a position above the partition plate, a rotating motor is installed at the axial center position on the upper surface of the cover plate, a stirring shaft is installed at the output end of the rotating motor, and the processing box is A drain valve is installed on the lower surface at a position below the stirring shaft. The rotating motor drives the stirring shaft to rotate.

Preferably, a stirring blade B is installed on the outer surface of the stirring shaft close to the upper surface, a baffle plate is installed on the inner wall of the processing box at a position below the stirring blade B, and the outer surface of the stirring shaft is installed at a position below the baffle plate There is a stirring blade A, a dosing valve is installed on the lower surface of the baffle plate, and a liquid level gauge is installed on the side of the upper surface of the cover plate close to the partition plate. The stirring blade A stirs the Jining mixed liquid of sewage and flocculant, and the stirring blade stirs the flocculant located above the baffle.

Preferably, an L-shaped plate is symmetrically installed on the outer surface of the treatment box below the water outlet pipe near the front surface and the rear surface, a plug-in plate is installed inside the L-shaped plate, and the outer surface of the treatment box is located below the fixed plate There is a mud outlet. The arrangement of the two L-shaped plates facilitates the fixing of the plug-in plate.

Preferably, a cross bar is installed on the upper surface of the screen frame, there are two chutes in total, and the two chutes are symmetrically arranged on the side of the inner wall of the treatment box that is away from the partition, close to the front surface and the rear surface At the position, magnets are installed on the inner walls of the two sliding grooves, sliders are installed inside the two sliding grooves, and magnets are installed on the lower surfaces of the two sliding blocks. The arrangement of four magnets makes it easy to secure the two sliders inside the chute.

Compared with the prior art, the beneficial effects of the present utility model are as follows:

1. By setting the slider, the slider and the magnet, the present utility model facilitates the regular cleaning of the filter screen, thereby ensuring the filtering effect of the filter screen. When the filter screen needs to be cleaned, the filter screen is pulled by the horizontal bar. frame, the slider slides out from the inside of the chute, and the filter screen and the screen frame are taken out from the inside of the processing box at the same time.

2. The utility model achieves the effect of facilitating the discharge of the sediment from the inside of the treatment device and the transfer of the sediment by setting the cylinder and the filter plate. The sewage enters the inside of the treatment box through the water inlet pipe, and the inside of the treatment box is located above the baffle. The flocculant is put into the sewage through the dosing valve, and the rotating motor drives the stirring blade A to stir the mixture of sewage and flocculant. The sediment falls into the mud hopper, the sewage after standing is filtered by the filter screen to remove the remaining pollutants and then discharged through the outlet pipe. The sediment in the mud hopper is discharged through the mud discharge valve. The hydraulic cylinder works so that the filter plate will precipitate The material is extruded into a block, and the sediment after extrusion into a block is discharged through the mud outlet.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the front view structure schematic diagram of the utility model;

Fig. 3 is the enlarged structural representation of A in Fig. 2 of the utility model;

FIG. 4 is a schematic diagram of a partial front view of the mud bucket of the utility model.

Reference numerals: 1. Liquid level gauge; 2. Cross bar; 3. Screen frame; 4. Screen; 5. Water outlet pipe; 6. Moving wheel; 7. Water inlet pipe; 8. Treatment box; 9. Cover plate ;10, rotating motor; 11, through hole; 12, partition plate; 13, mud bucket; 14, insert plate; 15, mud outlet; 16, L-shaped plate; 17, fixed plate; 18, filter plate; 19, Hydraulic cylinder; 20, emptying valve; 21, stirring blade A; 22, dosing valve; 23, baffle; 24, stirring blade B; 25, stirring shaft; 26, chute; 27, slider; 28, magnet ; 29, probe; 30, sludge concentration meter; 31, sludge discharge valve; 32, return pump.

Detailed ways

The technical solutions of the present invention will be further described below with reference to the accompanying drawings and specific embodiments.

Example 1

As shown in Figures 1-4, a sedimentation device for sewage treatment proposed by the present utility model includes a filter screen 4, a treatment box 8 and a rotating motor 10. A partition plate 12 is installed on one side of the inner wall of the treatment box 8. Inside the partition plate 12 A through hole 11 is provided at a position close to the upper surface, a water outlet pipe 5 is installed on the side of the processing box 8 away from the partition plate 12 near the upper surface position, and an inlet pipe 5 is installed on the side of the processing box 8 away from the water outlet pipe 5 near the lower surface position. A mud bucket 13 is installed on the side of the water pipe 7 and the treatment box 8 away from the water outlet pipe 5, a mud discharge valve 31 is installed on the lower surface of the mud bucket 13, a hydraulic cylinder 19 is installed on the inner side of the partition 12 near the lower surface, and the output A filter plate 18 is installed at the end, a return pump 32 is installed on the upper surface of the fixed plate 17 at the position above the hydraulic cylinder 19, and the output end of the return pump 32 is connected to the inner side of the partition plate 12. Fixed plate 17, a sludge concentration meter 30 is installed on the side of the upper surface of the fixed plate 17 close to the water outlet pipe 5, a probe 29 is installed inside the mud hopper 13, and the sludge concentration meter 30 and the probe 29 are connected by wires, and the inner wall of the treatment box 8 The side away from the partition 12 is provided with a chute 26, a slider 27 is installed inside the chute 26, the filter frame 3 is installed on the outer surface of the slider 27, the filter screen 4 is installed on the inner wall of the filter frame 3, and the outside of the processing box 8 is installed. The L-shaped plate 16 is symmetrically installed on the surface below the water outlet pipe 5 near the front surface and the rear surface. The L-shaped plate 16 is installed with a plug-in plate 14, and the outer surface of the treatment box 8 is located below the fixed plate 17. A mud outlet 15. A cover plate 9 is installed on the upper surface of the processing box 8 at the position above the partition plate 12, a rotating motor 10 is installed at the axial center position on the upper surface of the cover plate 9, and a stirring shaft 25 is installed at the output end of the rotating motor 10. The emptying valve 20 is installed on the surface below the stirring shaft 25, the stirring blade B24 is installed on the outer surface of the stirring shaft 25 near the upper surface, and the baffle plate 23 is installed on the inner wall of the processing box 8 at the position below the stirring blade B24, and the stirring shaft 25. The stirring blade A21 is installed on the outer surface of the baffle plate 23, the dosing valve 22 is installed on the lower surface of the baffle plate 23, and the liquid level gauge 1 is installed on the side of the upper surface of the cover plate 9 close to the baffle plate 12.

The working principle of a precipitation device for sewage treatment based on Example 1 is as follows: the sewage enters the treatment box 8 through the water inlet pipe 7, and the flocculant located above the baffle plate 23 in the treatment box 8 is put into the sewage through the dosing valve 22, The rotating motor 10 works to drive the stirring blade A21 to stir the mixture of sewage and flocculant, the sewage after adding the flocculant enters the mud hopper 13 through the communication hole 11 and stands still, and the sediment falls into the mud hopper 13 The sewage after standing is filtered out by the filter screen 4 to remove the residual pollutants and then discharged through the water outlet pipe 5. The sediment in the mud bucket 13 is discharged through the mud discharge valve 31, and the hydraulic cylinder 19 works so that the filter plate 18 squeezes the sediment out. Press into a block, and the sediment after extrusion into a block is discharged through the mud outlet 15 .

Embodiment 2

As shown in Figures 1-3, the present invention proposes a sedimentation device for sewage treatment. Compared with the first embodiment, the present embodiment further includes that moving wheels 6 are installed on the lower surface of the treatment box 8 near the four corners. , the setting of the four moving wheels 6 is convenient for the movement of the processing box 8, the upper surface of the screen frame 3 is provided with a cross bar 2, and there are two chutes 26 in total, and the two chutes 26 are symmetrically arranged on the inner wall of the processing box 8 away from One side of the partition plate 12 is close to the front surface and the rear surface, the inner walls of the two sliding grooves 26 are installed with magnets 28, the sliding blocks 27 are installed inside the two sliding grooves 26, and the lower surfaces of the two sliding blocks 27 are installed. Magnet 28.

In this embodiment, when the filter screen 4 needs to be cleaned, the filter screen frame 3 is pulled by the cross bar 2, the slider 27 slides out from the inside of the chute 26, and the filter screen 4 and the filter screen frame 3 are removed from the inside of the processing box 8 at the same time. take out.

The above-mentioned specific embodiments are only several preferred embodiments of the present invention. Based on the technical solutions of the present invention and the relevant enlightenment of the above-mentioned embodiments, those skilled in the art can make various alternative improvements to the above-mentioned specific embodiments. and combination.

Claims (8)

1. A precipitation device for sewage treatment, comprising a filter screen (4), a treatment box (8) and a rotating motor (10), characterized in that: a partition plate (12) is installed on one side of the inner wall of the treatment box (8) , a through hole (11) is provided inside the partition plate (12) near the upper surface position, and a water outlet pipe (5) is installed on the side of the treatment box (8) away from the partition plate (12) near the upper surface position , the side of the treatment box (8) away from the water outlet pipe (5) is installed with a water inlet pipe (7) near the lower surface, and the side of the treatment box (8) away from the water outlet pipe (5) is installed with a mud bucket (13), a fixing plate (17) is installed on the inner wall of the treatment box (8) at the position below the mud hopper (13), and a chute is provided on the side of the inner wall of the treatment box (8) away from the partition plate (12). (26), a slider (27) is installed inside the chute (26), a filter frame (3) is installed on the outer surface of the slider (27), and a filter frame (3) is installed on the inner wall of the filter frame (3) net (4). 2 . The sedimentation device for sewage treatment according to claim 1 , wherein moving wheels ( 6 ) are installed on the lower surface of the treatment box ( 8 ) near the four corner positions. 3 . 3 . The sedimentation device for sewage treatment according to claim 1 , wherein a sludge discharge valve ( 31 ) is installed on the lower surface of the mud bucket ( 13 ), and the inner side of the partition plate ( 12 ) is close to the lower surface. 4 . A hydraulic cylinder (19) is installed at the position, a filter plate (18) is installed at the output end of the hydraulic cylinder (19), and a return pump ( 32), the output end of the return pump (32) is connected to the inner side of the partition plate (12). 4. A sedimentation device for sewage treatment according to claim 1, characterized in that: a sludge concentration meter (30) is installed on the side of the upper surface of the fixing plate (17) close to the water outlet pipe (5), so A probe (29) is installed inside the mud bucket (13), and the sludge concentration meter (30) and the probe (29) are connected by wires. 5 . The sedimentation device for sewage treatment according to claim 1 , wherein a cover plate ( 9 ) is installed on the upper surface of the treatment box ( 8 ) at a position above the partition plate ( 12 ). A rotating motor (10) is installed at the axis position of the upper surface of the plate (9), a stirring shaft (25) is installed at the output end of the rotating motor (10), and the lower surface of the processing box (8) is located on the stirring shaft (25) A vent valve (20) is installed in the lower position. 6 . The precipitation device for sewage treatment according to claim 5 , wherein a stirring blade B ( 24 ) is installed on the outer surface of the stirring shaft ( 25 ) near the upper surface, and the processing box ( 8 ). ) A baffle plate (23) is installed on the inner wall at the position below the stirring blade B (24), and a stirring blade A (21) is installed on the outer surface of the stirring shaft (25) at the position below the baffle plate (23). A dosing valve (22) is installed on the lower surface of the plate (23), and a liquid level gauge (1) is installed on the side of the upper surface of the cover plate (9) close to the partition plate (12). 7. The precipitation device for sewage treatment according to claim 1, characterized in that: the outer surface of the treatment box (8) is located below the water outlet pipe (5) and is symmetrically installed with L-shaped positions near the front surface and the rear surface. A plate (16), an insert plate (14) is installed inside the L-shaped plate (16), and a mud outlet (15) is provided on the outer surface of the processing box (8) at a position below the fixing plate (17). 8. A sedimentation device for sewage treatment according to claim 1, characterized in that: a cross bar (2) is installed on the upper surface of the screen frame (3), and the chute (26) is provided with two and the two chutes (26) are symmetrically arranged on the side of the inner wall of the processing box (8) away from the partition (12) near the front surface and the rear surface, and the inner walls of the two chutes (26) are A magnet (28) is installed, a slider (27) is installed inside the two sliding grooves (26), and a magnet (28) is installed on the lower surface of the two sliders (27).

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