CN215627126U - Automatic slag-water separator - Google Patents

Abstract

The utility model relates to an automatic slag-water separator which comprises a box body, wherein a partition plate is fixedly arranged on one side in the box body, a filter screen is fixedly arranged between the upper part of the top of the partition plate and the inner wall of one side of the box body, the box body is divided into a separation area and a water filtering area by the filter screen and the partition plate, the separation area is positioned above the filter screen, a stirrer is arranged in the separation area, the water filtering area is positioned below the filter screen, one side of the bottom of the box body of the separation area is communicated with a water inlet, the other side, opposite to the water inlet, of the bottom of the water filtering area is communicated with a water outlet, a sludge pump is fixedly arranged at the bottom of the box body in the separation area, a feed inlet of the sludge pump faces the filter screen, a discharge outlet of the sludge pump is communicated with a sludge pipe, and the sludge pipe extends out of the box body. The utility model can effectively reduce the water content of the scum, thereby obviously reducing the scum amount entering the sludge dewatering machine and reducing the labor intensity of operation and maintenance personnel.

Description

Automatic slag-water separator

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to an automatic slag-water separator.

Background art:

with the environmental protection concept getting deeper and deeper, the capital investment of the country for environmental protection is getting larger and larger, and the corresponding operating requirements for environmental protection facilities are also getting higher and higher. At present, the national requirements on the tail water discharge standard of urban sewage treatment plants generally meet the first-class A standard of pollutant discharge standard of urban domestic sewage treatment plants (GB 18918-2002). Most of the sewage treatment plants constructed in the earlier stage need upgrading and transformation, namely, an advanced treatment unit is added to achieve the water quality improvement from primary B to primary A. In the upgrading and reconstruction of the sewage treatment plant, the method is limited by the original plant area, and the air floatation process is increasingly applied to the advanced treatment of the sewage treatment plant due to the advantages of small occupied area, low investment and the like.

The air floatation method is a solid-liquid separation technology with a long history, the air floatation water purification technology is widely applied at home and abroad, but the air floatation operation is high in scum water content and large in bubble amount, so that the air floatation scum is often treated by a matched defoaming agent and a sludge dewatering machine, the treatment cost of an air floatation unit is increased, the working strength of operation and maintenance personnel of a sewage treatment plant is increased, and the long-term effective operation of the sewage treatment plant is not facilitated.

SUMMERY OF THE UTILITY MODEL

Based on the above description, the utility model provides an automatic slag-water separator, which is used for solving the problems of high water content and large bubble amount of sewage scum treated by an air floatation method in the background technology.

The technical scheme for solving the technical problems is as follows: the utility model provides an automatic sediment water separator, includes the box, the inside one side fixed mounting of box has the baffle, baffle top with fixed mounting has the filter screen between the inner wall of box one side, the filter screen with the baffle will disengagement zone and drainage district are separated into to the box, the disengagement zone is located the agitator is provided with in the disengagement zone to the filter screen top, the drainage district is located the below of filter screen, and the bottom half one side intercommunication of disengagement zone is provided with the water inlet, and the bottom in drainage district is relative the opposite side intercommunication of water inlet is provided with the delivery port, bottom half fixed mounting has the sludge pump in the disengagement zone, the feed inlet orientation of sludge pump the filter screen setting, the discharge gate intercommunication of sludge pump is provided with the sludge pipe, the sludge pipe stretches out the box is outside.

On the basis of the technical scheme, the utility model can be further improved as follows.

Furthermore, still be provided with the backwash water device in the water filtering area, the backwash water device is including being located the backwash water import of water filtering area rear side and being located the backwash water export of water filtering area front side.

Furthermore, the backwash water inlet and the backwash water outlet are communicated with a backwash water pipe, the backwash water pipe faces the bottom direction of the filter screen, a plurality of groups of flushing nozzles are uniformly and fixedly mounted at intervals, and the flushing nozzles are communicated with the backwash water pipe.

Furthermore, the flushing nozzle comprises a first group of flushing nozzles and a second group of flushing nozzles which are alternately arranged at intervals, and each group of flushing nozzles consists of two nozzles which are obliquely arranged at a certain angle.

Preferably, the included angle between two spray heads in each group of flushing spray heads is 90 degrees, and the included angle between each spray head and the water plane of the backwash water pipe is 45 degrees.

More preferably, the first group of flushing nozzles and the second group of flushing nozzles are arranged on the back flushing pipe in a staggered mode by 90 degrees.

As a further improvement of the utility model, the stirrer comprises a stirring rod and a stirring blade, wherein the upper part of the stirring rod penetrates through a through hole at the top of the box body and is fixedly connected with a stirring motor.

Wherein, agitator motor fixed mounting is on the mounting panel, mounting panel bottom below one side fixed connection drives the piston rod of actuating cylinder, it installs on the support to drive actuating cylinder fixed mounting, the support orientation one side fixed mounting of mounting panel has vertical slide rail, the setting of sliding of mounting panel one side is in on the slide rail.

Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:

1. the filter screen and the stirrer are arranged, so that the moisture content of the scum can be effectively reduced, the scum amount entering the sludge dewatering machine is obviously reduced, and the labor intensity of operation and maintenance personnel is reduced;

2. by arranging the back flushing device, the problem of blockage caused by long-time operation of the separator can be avoided, and the operation energy consumption of a sewage treatment plant is saved;

3. the slag-water separator has low energy consumption in operation, and reduces the operating cost of sewage treatment;

4. the operation management is simple, the working intensity of sewage treatment operators is reduced, and the working efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of example 1 of the present invention;

FIG. 2 is a top view of FIG. 1 of the present invention;

fig. 3 is a schematic view of a connection structure between a backwash water pipe and a shower head in embodiment 2 of the present invention;

FIG. 4 is a side view of FIG. 3;

fig. 5 is a schematic structural diagram of embodiment 3 of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a box body; 2. a partition plate; 3. a filter screen; 4. a separation zone; 5. a water filtration zone; 6. a stirrer; 7. a water inlet; 8. a water outlet; 9. a sludge pump; 10. a sludge pipe; 11. a backwash water inlet; 12. a backwash water outlet; 13. a backwash pipe; 14. a first set of flush heads; 15. a second group of flush nozzles; 16. a stirring motor; 17. a stirring rod; 18. a stirring blade; 19. mounting a plate; 20. a driving cylinder; 21. a support; 22. a slide rail.

Detailed Description

To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Embodiments of the present application are set forth in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

Example 1

An automatic slag-water separator as shown in figures 1 and 2 comprises a box body 1, a baffle plate 2 is fixedly arranged on one side inside the box body 1, a filter screen 3 is fixedly arranged between the upper part of the top of the baffle plate 2 and the inner wall of one side of the box body 1, the box body 1 is divided into a separation area 4 and a water filtering area 5 by the filter screen 3 and the baffle plate 2, wherein the separation area 4 is positioned above the filter screen 3, a stirrer 6 is arranged in the separation area 4, the filter screen 3 and the stirrer 6 are arranged for stirring to effectively reduce the moisture content of scum, so that the scum amount entering a sludge dewatering machine is obviously reduced, the labor intensity of operation and maintenance personnel is reduced, the water filtering area 5 is positioned below the filter screen 3, a water inlet 7 is communicated with one side of the bottom of the box body 1 of the separation area 4, a water outlet 8 is communicated with the other side of the bottom of the water filtering area 5 relative to the water inlet 7, and a sludge pump 9 is fixedly arranged at the bottom of the box body 1 in the separation area 4, the feed inlet of sludge pump 9 sets up towards filter screen 3, and the discharge gate intercommunication of sludge pump 9 is provided with sludge pipe 10, and sludge pipe 10 stretches out the box 1 outside.

After the air supporting dross got into the sediment water separator, start agitator 6 in the sediment water separator box 1, break the dross large bubble, the dross deposits with higher speed, the dross passes through the filter screen 3 of sediment water separator box 1 inside and filters, the sediment water discharges from the delivery port 8 of 5 bottoms in drainage district through filter screen 3, it then sends to the sludge dewaterer through sludge pump 9 to keep somewhere the dross on filter screen 3 upper strata, greatly reduced the handling capacity of air supporting dross, the construction cost of sewage treatment sludge dewatering system has been reduced.

With continued reference to fig. 1, in the present invention, a backwash water device is also provided within the filtered water zone 5, wherein the backwash water device comprises a backwash water inlet 11 located at the rear side of the filtered water zone 5 and a backwash water outlet 12 located at the front side of the filtered water zone 5. And starting the back flushing water device to back flush the blocked filter screen 3 every time the slag-water separator operates for a period, discharging the back flushing water from the back flushing water outlet 12 after the back flushing water is filtered, pumping the flushing filter residues to the sludge dewatering machine for treatment by the sludge pump 9, and determining the back flushing frequency by the working condition of the filter screen on site.

Example 2

On the basis of embodiment 1, in embodiment 2, the backwash water inlet 11 and the backwash water outlet 12 are further provided with backwash water pipes 13 in a communication manner, as shown in fig. 3 and 4, wherein a plurality of groups of flush water nozzles are uniformly and fixedly installed on the backwash water pipes 13 at intervals in the bottom direction of the filter screen 3, and the flush water nozzles are communicated with the backwash water pipes 13. The flushing nozzle comprises a first group of flushing nozzles 14 and a second group of flushing nozzles 15 which are alternately arranged at intervals, and each group of flushing nozzles consists of two nozzles which are obliquely arranged at a certain angle. Preferably, the included angle between two spray heads in each group of flush water spray heads is 90 degrees, and the included angle between each spray head and the horizontal plane of the backwash water pipe 13 is 45 degrees.

The backwash water is imported 11 by the backwash water and flows into backwash water pipe 13 to wash filter screen 3 bottom through the shower nozzle, remain the filter residue in 3 meshes of filter screen and then can break away from out filter screen 3 under the effort of backwash water, avoid filter screen 3 to block up, saved sewage treatment plant's operation energy consumption. And the included angle between two shower nozzles sets up to 90, and sets up to 45 with the included angle between 13 horizontal planes of backwash water pipe, can increase the shower nozzle to the active area of filter screen 3 water spray, improves and prevents blockking up the effect.

In addition, in the utility model, the first group of flushing nozzles 14 and the second group of flushing nozzles 15 are arranged on the backwashing water pipe 13 in a staggered 90-degree manner, so that the filter screen 3 can be backwashed from a plurality of angles, and the anti-blocking effect can be further improved.

Example 3

Basically, the difference from the embodiment 2 is that: in the utility model, the stirrer 6 comprises a stirring rod 17 and a stirring blade 18, wherein the upper part of the stirring rod 17 penetrates through a through hole at the top of the box body 1 and is fixedly connected with a stirring motor 16. As shown in fig. 5, a piston rod of a driving cylinder 20 is fixedly connected to one side of the bottom of the mounting plate 19, the driving cylinder 20 is fixedly mounted on a bracket 21, a vertical slide rail 22 is fixedly mounted on one side of the bracket 21 facing the mounting plate 19, and one side of the mounting plate 19 is slidably disposed on the slide rail 22. The mounting plate 19 can be driven to move up and down by driving the air cylinder 20, so that the stirring motor 16 can be driven to move up and down, and the stirring blades 18 can be driven to move up and down in the process of moving up and down of the stirring motor 16, so that the moisture content of the scum can be further reduced.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (8)

1. An automatic sediment water separator which characterized in that: the box comprises a box body, the inside one side fixed mounting of box has the baffle, baffle top with fixed mounting has the filter screen between the inner wall of box one side, the filter screen with the baffle will the box is separated into disengagement zone and drainage district, the disengagement zone is located the filter screen top is provided with the agitator in the disengagement zone, the drainage district is located the below of filter screen, and the bottom half one side intercommunication of disengagement zone is provided with the water inlet, and the bottom in drainage district is relative the opposite side intercommunication of water inlet is provided with the delivery port, bottom half fixed mounting has the sludge pump in the disengagement zone, the feed inlet orientation of sludge pump the filter screen setting, the discharge gate intercommunication of sludge pump are provided with the sludge pipe, the sludge pipe stretches out the box is outside.

2. The automatic slag-water separator according to claim 1, wherein: the water filtering device is characterized in that a back flushing water device is further arranged in the water filtering area and comprises a back flushing water inlet located on the rear side of the water filtering area and a back flushing water outlet located on the front side of the water filtering area.

3. The automatic slag-water separator according to claim 2, wherein: the backwash water inlet and the backwash water outlet are further communicated with a backwash water pipe, the backwash water pipe faces the bottom direction of the filter screen, a plurality of groups of flush water spray heads are uniformly and fixedly mounted at intervals, and the flush water spray heads are communicated with the backwash water pipe.

4. The automatic slag-water separator according to claim 3, wherein: the flushing sprayer comprises a first group of flushing sprayers and a second group of flushing sprayers which are alternately arranged at intervals, and each group of flushing sprayers consists of two sprayers which are obliquely arranged at a certain angle.

5. The automatic slag-water separator according to claim 4, wherein: the included angle between two spray heads in each group of flushing spray heads is 90 degrees, and the included angle between each spray head and the water plane of the backwashing water pipe is 45 degrees.

6. The automatic slag-water separator according to claim 5, wherein: the first group of flushing nozzles and the second group of flushing nozzles are arranged on the back flushing water pipe in a mutually staggered 90-degree mode.

7. The automatic slag-water separator according to claim 1, wherein: the agitator includes puddler and stirring vane, puddler upper portion passes the through-hole and the fixedly connected with agitator motor of box top department.

8. The automatic slag-water separator according to claim 7, wherein: stirring motor fixed mounting is on the mounting panel, mounting panel bottom below one side fixed connection drives the piston rod of actuating cylinder, it is on the support to drive actuating cylinder fixed mounting, the support orientation one side fixed mounting of mounting panel has vertical slide rail, mounting panel one side slides and sets up on the slide rail.

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