CN212102299U - Sedimentation tank for chemical production sewage treatment - Google Patents

Abstract

The utility model discloses a sedimentation tank for chemical production sewage treatment, including the sedimentation tank body, this internal collecting tank that is provided with of sedimentation tank, the shutter plate is installed to the lateral part of collecting tank, install the slide rail on the inner wall of collecting tank, the spout has been seted up to the lateral part of slide rail, slidable mounting has the frame in the spout, the frame covers the lateral part at the shutter plate, welded fastening has the filter screen in the frame, there is the motor through the support mounting on the collecting tank, the key connection has the agitator in the axis of rotation of motor, the scum pipe has been seted up to the bottom of collecting tank, this internal fixed mounting of sedimentation tank has activated carbon net and sepiolite filter screen, this internal baffle of installing of sedimentation tank, be provided with the apron on the sedimentation tank body. The utility model discloses can be simple and convenient dismantle filter assembly, convenient regular clean filter assembly to can carry out the decoloration processing to waste water when filtering waste water.

Description

Sedimentation tank for chemical production sewage treatment

Technical Field

The utility model belongs to the technical field of sewage treatment, concretely relates to sedimentation tank for chemical production sewage treatment.

Background

The chemical wastewater is the wastewater such as process wastewater, cooling water, waste gas washing water, equipment and site washing water and the like discharged in chemical production. If the waste water is discharged without treatment, the waste water can cause pollution of different properties and different degrees of water bodies, thereby harming human health and influencing industrial and agricultural production. 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.

Current sedimentation tank for chemical production sewage treatment when using, filtering component can not dismantle, is not convenient for take out the clearance, and clean effect is not good to current sedimentation tank is when carrying out chemical industry sewage sedimentation treatment, can not break away from waste water when carrying out filterable to waste water, is unfavorable for improving sedimentation tank waste water treatment efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sedimentation tank for chemical production sewage treatment, can be simple and convenient dismantle filter assembly, convenient regular cleaning filter assembly to can carry out the decoloration processing to waste water when filtering waste water, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a sedimentation tank for chemical production sewage treatment, includes the sedimentation tank body, this internal collecting tank that is provided with of sedimentation tank, the shutter plate is installed to the lateral part of collecting tank, install the slide rail on the inner wall of collecting tank, the spout has been seted up to the lateral part of slide rail, slidable mounting has the frame in the spout, the frame covers the lateral part at the shutter plate, welded fastening has the filter screen in the frame, there is the motor through the support mounting on the collecting tank, the key connection has the agitator in the axis of rotation of motor, the scum pipe has been seted up to the bottom of collecting tank, this internal fixed mounting of sedimentation tank has active carbon net and sepiolite filter screen, this internal baffle of installing of sedimentation tank, be provided with the apron on the sedimentation tank body.

Preferably, the bottom of the cover plate is provided with an ultraviolet lamp, and the wavelength of the ultraviolet lamp is 253.7 nm.

Preferably, the aperture of the filter screen is set as a stainless steel filter screen, and the mesh number of the filter screen is set as 325 meshes.

Preferably, the frame is a stainless steel frame, and a handle is welded and fixed to the upper portion of the frame.

Preferably, a drain pipe is communicated with one side wall of the sedimentation tank body, a ball valve is mounted on the drain pipe, and the height of the drain pipe is the same as that of a water purification area in the sedimentation tank body.

Preferably, the side wall of the frame is in clearance sliding fit with the inner wall of the sliding groove, the clearance is not more than 0.01mm, and the side wall of the frame and the inner wall of the sliding groove are smooth surfaces.

Compared with the prior art, the beneficial effects of the utility model are that:

the frame can be simply and conveniently taken out from the chute to facilitate cleaning of the filter screen, chemical wastewater can be introduced into the liquid collecting tank through the use of the liquid collecting tank, then the stirrer is driven to rotate through the motor to stir the wastewater, the speed of the wastewater in the liquid collecting tank passing through the filter screen is accelerated, the wastewater is discharged through the louver boards and enters the sedimentation tank body, then the sedimentation tank body is separated through the action of the partition board, the wastewater flowing out of the liquid collecting tank is accumulated in the sedimentation tank, then the wastewater is filtered and decolored through the sepiolite filter screen, then the wastewater flows into another area of the sedimentation tank body separated by the partition board after the accumulated height exceeds the partition board to be subjected to sedimentation treatment and then is filtered through the activated carbon screen, the treatment effect is further improved, and when the wastewater is accumulated to the height same as that of the drain pipe, the upper layer cleaning water is discharged from the drain pipe.

Drawings

FIG. 1 is a schematic sectional view of the sedimentation tank body of the present invention;

FIG. 2 is a schematic top view of the liquid collecting tank of the present invention;

FIG. 3 is a schematic side view of the frame of the present invention;

fig. 4 is a schematic plan view of the chute according to the present invention.

In the figure: 1. a sedimentation tank body; 2. a liquid collecting tank; 3. a louver board; 4. a slide rail; 5. a chute; 6. a frame; 7. a filter screen; 8. a motor; 9. a stirrer; 10. a slag discharge pipe; 11. an activated carbon mesh; 12. a sepiolite filter screen; 13. a cover plate; 14. an ultraviolet lamp; 15. a handle; 16. a drain pipe; 17. a separator.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a sedimentation tank for treating chemical production sewage comprises a sedimentation tank body 1, wherein a waste discharge hole is formed in the inner bottom of the sedimentation tank body 1 and used for discharging impurities, a liquid collecting tank 2 is arranged in the sedimentation tank body 1, a louver board 3 is installed on the side portion of the liquid collecting tank 2, a slide rail 4 is installed on the inner wall of the liquid collecting tank 2, a slide groove 5 is formed in the side portion of the slide rail 4, a frame 6 is slidably installed in the slide groove 5, the frame 6 covers the side portion of the louver board 3, a filter screen 7 is fixedly welded in the frame 6, a motor 8 is installed on the liquid collecting tank 2 through a support, a stirrer 9 is connected to a rotating shaft of the motor 8 in a key mode, a slag discharge pipe 10 is formed in the bottom of the liquid collecting tank 2 and penetrates through the sedimentation tank body 1 and is used for discharging the precipitated impurities, and an active carbon net 11 and a sepiolite filter screen 12 are fixedly installed in the sedimentation tank body 1, the partition plate 17 is positioned on the activated carbon net 11 and the sepiolite filter screen 12, the partition plate 17 is installed in the sedimentation tank body 1, and the cover plate 13 is arranged on the sedimentation tank body 1.

An ultraviolet lamp 14 is arranged at the bottom of the cover plate 13, the wavelength of the ultraviolet lamp 14 is 253.7nm, and the wastewater is sterilized; the aperture of the filter screen 7 is set to be a stainless steel filter screen, the mesh number of the filter screen 7 is set to be 325 meshes, and the wastewater is filtered; the frame 6 is a stainless steel frame, and a handle 15 is fixedly welded on the upper part of the frame 6, so that the frame can be taken out conveniently; a drain pipe 16 is communicated with one side wall of the sedimentation tank body 1, a ball valve is mounted on the drain pipe 16, and the height of the drain pipe 16 is the same as that of a water purification area in the sedimentation tank body 1; the lateral wall of frame 6 and the inner wall clearance sliding fit of spout 5, and the clearance is not more than 0.01mm, the lateral wall of frame 6 and the inner wall of spout 5 set up to the smooth surface.

The structure principle is as follows: through the matching use of the chute 5 and the frame 6, the frame 6 can be simply and conveniently taken out of the chute 5, the filter screen 7 is convenient to clean, chemical wastewater can be introduced into the liquid collecting tank 2 through the use of the liquid collecting tank 2, then the stirrer 9 is driven by the motor 8 to rotate, the wastewater is stirred, the speed of the wastewater in the liquid collecting tank 2 passing through the filter screen 7 is accelerated, the wastewater is discharged through the louver boards 3 and enters the sedimentation tank body 1, then the sedimentation tank body 1 is separated through the action of the partition board 17, the wastewater flowing out of the liquid collecting tank 2 accumulates in the sedimentation tank body 1, then the wastewater is filtered and decolored through the sepiolite filter screen 12, then when the accumulation height exceeds the height of the partition board 17, the wastewater flows into another area of the sedimentation tank body 1 separated by the partition board 17 from the partition board 17 again from the partition board 17, is subjected to sedimentation treatment, and is filtered through the active carbon net 11, further, the treatment effect is improved, and when the waste water is accumulated to the same height as the drain pipe 16, the upper layer cleaning water is discharged from the drain pipe 16.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a sedimentation tank for chemical production sewage treatment, includes sedimentation tank body (1), its characterized in that: the sedimentation tank is characterized in that a liquid collecting tank (2) is arranged in the sedimentation tank body (1), louver boards (3) are installed on the lateral part of the liquid collecting tank (2), slide rails (4) are installed on the inner wall of the liquid collecting tank (2), slide grooves (5) are formed in the lateral part of the slide rails (4), frames (6) are installed in the slide grooves (5) in a sliding mode, the frames (6) cover the lateral parts of the louver boards (3), filter screens (7) are fixedly welded in the frames (6), a motor (8) is installed on the liquid collecting tank (2) through a support, a stirrer (9) is connected to a rotating shaft of the motor (8) in a key mode, a slag discharge pipe (10) is formed in the bottom of the liquid collecting tank (2), an active carbon net (11) and a sepiolite filter screen (12) are fixedly installed in the sedimentation tank body (1), and a partition board (17) is installed, the sedimentation tank body (1) is provided with a cover plate (13).

2. The sedimentation tank for treating chemical production sewage according to claim 1, wherein: an ultraviolet lamp (14) is installed at the bottom of the cover plate (13), and the wavelength of the ultraviolet lamp (14) is 253.7 nm.

3. The sedimentation tank for treating chemical production sewage according to claim 1, wherein: the aperture of the filter screen (7) is set to be a stainless steel filter screen, and the mesh number of the filter screen (7) is set to be 325 meshes.

4. The sedimentation tank for treating chemical production sewage according to claim 1, wherein: the frame (6) is a stainless steel frame, and a handle (15) is welded and fixed on the upper portion of the frame (6).

5. The sedimentation tank for treating chemical production sewage according to claim 1, wherein: the sedimentation tank is characterized in that a drain pipe (16) is communicated with one side wall of the sedimentation tank body (1), a ball valve is installed on the drain pipe (16), and the height of the drain pipe (16) is the same as that of a water purification area in the sedimentation tank body (1).

6. The sedimentation tank for treating chemical production sewage according to claim 1, wherein: the lateral wall of frame (6) and the inner wall clearance sliding fit of spout (5), and the clearance is not more than 0.01mm, the lateral wall of frame (6) and the inner wall of spout (5) set up to the smooth surface.

Images