CN210021400U

CN210021400U - Device for backwashing high-speed filter

Info

Publication number: CN210021400U
Application number: CN201921803774.2U
Authority: CN
Inventors: 陈继军; 唐钢; 唐升智
Original assignee: LESHAN SHENGJIA ELECTRIC CO Ltd
Current assignee: Sichuan Weilide Energy Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-02-07
Anticipated expiration: 2029-10-24

Abstract

The utility model discloses a device for back flush of high-speed filter, including the high-speed filter of multiunit, be connected with the backwash water outlet pipe on the drainage inlet tube, be connected with the backwash water inlet tube on the drainage outlet pipe, the high-speed filter lower part of multiunit is equipped with the intake pipe, the high-speed filter top of multiunit is equipped with the blast pipe, still includes backwash water inlet manifold, backwash water outlet manifold and inlet manifold, backwash water inlet manifold respectively with the backwash water inlet tube intercommunication of each group high-speed filter, backwash water outlet pipe respectively with the backwash water outlet pipe intercommunication of each group high-speed filter. Compared with the prior art, the utility model discloses under the condition that does not influence each high-speed filter group operation, realize the washing of high-speed filter group, add in addition and carry out the pipeline, fill and gas and backwash water mixture and carry out the air water backwash, improved the flushing effect greatly. The washing operation is simply and effectively finished through PLC control.

Description

Device for backwashing high-speed filter

Technical Field

The utility model relates to a high-speed filter especially relates to a device for high-speed filter back flush.

Background

When the high-speed filter is used for cleaning and filtering sewage, various impurities can be generated in the filter, the filter must be cleaned regularly, backwashing is manually performed in the conventional operation, the filter needs to be cleaned by backwashing from an original water outlet pipe after being stopped, and if only one device in a plant is still convenient, only manual switching of an inlet and outlet water pipeline is needed. However, in some large production lines, a plurality of high-speed filters are produced to be used in series and parallel, so that the backwashing operation is difficult to be carried out independently, the manual strength is high, and the butt joint of pipelines is troublesome. In the cleaning process, the single backwashing water washing mode is difficult to effectively clean the filter plate of the high-speed filter completely.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a device for the back washing of a high-speed filter, which solves the problems.

In order to realize the purpose, the utility model discloses a technical scheme is: a device for backwashing high-speed filters comprises a plurality of groups of high-speed filters, wherein the high-speed filters are provided with a filtered water inlet pipe and a filtered water outlet pipe, the filtered water inlet pipe is connected with a backwashing water outlet pipe, the backwashing water outlet pipe is provided with a backwashing water outlet valve, the filtered water outlet pipe is connected with a backwashing water inlet pipe, the backwashing water inlet pipe is provided with a backwashing water inlet valve, the lower parts of the plurality of groups of high-speed filters are provided with air inlet pipes, the air inlet pipes are provided with air inlet valves, the tops of the plurality of groups of high-speed filters are provided with exhaust pipes, the exhaust pipes are provided with exhaust valves, the backwashing water inlet main pipe, the backwashing water outlet main pipe and the air inlet main pipe are respectively communicated with the backwashing water inlet pipes of the high-speed filters, and the backwashing water outlet pipe is respectively, and the air inlet main pipe is respectively communicated with the air inlet pipes of the high-speed filters.

The water outlet of the filtered water inlet pipe is positioned at the top of the high-speed filter, and the water inlet of the filtered water outlet pipe is positioned at the bottom of the high-speed filter.

The high-speed filter is characterized in that an air distribution pipe is arranged in the high-speed filter, the air distribution pipe is fixed on the inner side wall of the bottom of the high-speed filter, a plurality of air distribution holes are uniformly formed in the air distribution pipe, and the air distribution pipe is communicated with an air inlet pipe.

The filter water inlet main pipe is respectively communicated with the filter water inlet pipes of the high-speed filters, water inlet valves are arranged on the filter water inlet pipes, the filter water outlet main pipe is respectively communicated with the filter water outlet pipes of the high-speed filters, and water outlet valves are arranged on the filter water outlet pipes.

The device also comprises a PLC controller, wherein the PLC controller is electrically connected with the water inlet valve, the water outlet valve, the backwashing water inlet valve, the backwashing water outlet valve, the air inlet valve and the air outlet valve.

Compared with the prior art, the utility model has the advantages of: the utility model discloses add the back flush pipeline and carry out effectual switching control through the ooff valve, under the condition that does not influence each group's high-speed filter operation, realize the washing of high-speed filter group, add in addition and carry out the pipeline, fill and gas and backwash water mixture and carry out the air water backwash, improved the flushing effect greatly. Through PLC control, the washing operation is simply and effectively finished, and the time and the workload of manual pipeline switching are greatly reduced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

fig. 2 is a diagram of an electric control system of the present invention.

In the figure: 1. a high speed filter; 2. a filtered water inlet pipe; 3. a filtered water outlet pipe; 4. a filtered water inlet main pipe; 5. filtering the water outlet main pipe; 6. a backwash water outlet pipe; 7. a backwash water inlet pipe; 8. an air inlet pipe; 9. an exhaust pipe; 10. a backwash water inlet main pipe; 11. a backwash water outlet header pipe; 12. an intake manifold; 13. a water inlet valve; 14. a water outlet valve; 15. backwashing a water outlet valve; 16. backwashing the water inlet valve; 17. an intake valve; 18. an exhaust valve; 19. and (4) air distribution pipes.

Detailed Description

The present invention will be further explained below.

Example 1: referring to fig. 1 and 2, the device for backwashing the high-speed filters comprises a plurality of groups of high-speed filters 1, wherein the high-speed filters 1 are provided with a filtered water inlet pipe 2 and a filtered water outlet pipe 3, a water outlet of the filtered water inlet pipe 2 is positioned at the top of the high-speed filters 1, and a water inlet of the filtered water outlet pipe 3 is positioned at the bottom of the high-speed filters 1. The device is characterized by further comprising a filtered water inlet main pipe 4 and a filtered water outlet main pipe 5, wherein the filtered water inlet main pipe 4 is respectively communicated with the filtered water inlet pipes 2 of the high-speed filters 1, a water inlet valve 13 is arranged on each filtered water inlet pipe 2, the filtered water outlet main pipe 5 is respectively communicated with the filtered water outlet pipes 3 of the high-speed filters 1, and a water outlet valve 14 is arranged on each filtered water outlet pipe 3.

The filtered water inlet pipe 2 is connected with a backwashing water outlet pipe 6, the backwashing water outlet pipe 6 is provided with a backwashing water outlet valve 15, the filtered water outlet pipe 3 is connected with a backwash water inlet pipe 7, the backwash water inlet pipe 7 is provided with a backwash water inlet valve 16, the lower part of the multi-group high-speed filter 1 is provided with an air inlet pipe 8, the air inlet pipe 8 is provided with an air inlet valve 17, the top of the plurality of groups of high-speed filters 1 is provided with an exhaust pipe 9, the exhaust pipe 9 is provided with an exhaust valve, and the high-speed filter further comprises a backwash water inlet main pipe 10, a backwash water outlet main pipe 11 and an air inlet main pipe 12, the backwashing water inlet main pipe 10 is respectively communicated with the backwashing water inlet pipes 7 of the high-speed filters 1, the backwashing water outlet pipe 6 is respectively communicated with the backwashing water outlet pipes 6 of the high-speed filters 1, and the air inlet main pipe 12 is respectively communicated with the air inlet pipe 8 of the high-speed filters 1.

A backwashing water outlet pipe 6 and a backwashing water inlet pipe 7 are independently and additionally arranged on the original filtered water inlet pipe and the original filtered water outlet pipe 3 to form an independent washing pipeline loop, and workers do not need to manually perform pipeline butt joint switching; because the filtered water inlet main pipe 4 and the filtered water outlet main pipe 5 are arranged, the normal filtering operation of other high-speed filters 1 cannot be influenced in the process that a certain high-speed filter 1 needs to be stopped for cleaning; and a backwashing water inlet main pipe 10 and a backwashing water outlet main pipe 11 are arranged to connect the flushing loops of the high-speed filters 1, so that one high-speed filter 1 can be cleaned independently, and a plurality of high-speed filters 1 can be cleaned simultaneously. The independent flushing pipeline and the production system do not need to be stopped for cleaning, the equipment utilization rate in a factory is greatly improved, the high-speed filter 1 is also convenient to damage and switch, the continuous reliable operation of the production system is guaranteed, the production efficiency is greatly improved, and the labor intensity is reduced.

In addition, an air inlet pipe 8 and an exhaust pipe 9 are additionally arranged, so that the problem that single washing water cannot wash completely is solved, the rolling air-water mixture can wash out fine impurities on the filtering plate in the high-speed filter 1 from bottom to top, and the cleaning efficiency is greatly improved through a water washing and air-water washing mode.

Be equipped with cloth tuber 19 in the high speed filter 1, cloth tuber 19 is fixed in on the inside wall of high speed filter 1 bottom, evenly seted up a plurality of air distribution holes on the cloth tuber 19, cloth tuber 19 can wind 1 diameter a week setting of high speed filter, cloth tuber 19 and intake pipe 8 intercommunication can make evenly admit air in the high speed filter 1, improve the air-water mixture effect.

The device is characterized by further comprising a PLC, wherein the PLC is electrically connected with the water inlet valve 13, the water outlet valve 14, the backwashing water inlet valve 16, the backwashing water outlet valve 15, the air inlet valve 17 and the air outlet valve 18, the PLC controls the valves to be opened and closed, and switching of pipelines is achieved. The back washing operation can be completed by the working personnel on the PLC controller, and the operation is simple, convenient and quick.

The action process is as follows: operating a PLC (programmable logic controller) interface, controlling a water inlet valve 13 of the high-speed filter 1 to be closed, closing a water outlet valve 14, opening a backwashing water outlet valve 15 to drain water, setting the drainage time according to the condition until filtered water is drained cleanly, and opening a backwashing water inlet valve 16 to carry out backwashing of water when the drainage time is up, wherein the backwashing time of water is set according to the condition; and when the water backwashing time is up, opening the air inlet valve 17 to carry out air-water backwashing, setting the air-water backwashing time according to the situation, closing the air inlet valve 17 and the backwashing water inlet valve 16 to start water drainage, closing the backwashing water outlet valve 15 when the water drainage time is up, completing backwashing, opening the water inlet valve 13 and the water outlet valve 14, and resetting to the initial state. The cleaning operation of the high-speed filter 1 is completed.

The device for backwashing the high-speed filter provided by the utility model is described in detail, and the principle and the implementation mode of the utility model are explained by applying a specific example, and the description of the above embodiment is only used for helping to understand the method and the core idea of the utility model; while the invention has been described in terms of specific embodiments and applications, it will be apparent to those skilled in the art that numerous variations and modifications can be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. The utility model provides a device for back flush of high-speed filter, includes the high-speed filter of multiunit, is equipped with the drainage water inlet pipe on the high-speed filter and filters water outlet pipe, its characterized in that: the backwashing water inlet header pipe is respectively communicated with the backwashing water inlet pipes of the high-speed filters, the backwashing water outlet pipe is respectively communicated with the backwashing water outlet pipes of the high-speed filters, and the air inlet header pipe is respectively communicated with the air inlet pipes of the high-speed filters.

2. The apparatus of claim 1, wherein the apparatus further comprises: the water outlet of the filtered water inlet pipe is positioned at the top of the high-speed filter, and the water inlet of the filtered water outlet pipe is positioned at the bottom of the high-speed filter.

3. The apparatus of claim 1, wherein the apparatus further comprises: the high-speed filter is characterized in that an air distribution pipe is arranged in the high-speed filter, the air distribution pipe is fixed on the inner side wall of the bottom of the high-speed filter, a plurality of air distribution holes are uniformly formed in the air distribution pipe, and the air distribution pipe is communicated with an air inlet pipe.

4. The apparatus of claim 1, wherein the apparatus further comprises: the filter water inlet main pipe is respectively communicated with the filter water inlet pipes of the high-speed filters, water inlet valves are arranged on the filter water inlet pipes, the filter water outlet main pipe is respectively communicated with the filter water outlet pipes of the high-speed filters, and water outlet valves are arranged on the filter water outlet pipes.

5. The apparatus of claim 4, wherein the backwash device comprises: the device also comprises a PLC controller, wherein the PLC controller is electrically connected with the water inlet valve, the water outlet valve, the backwashing water inlet valve, the backwashing water outlet valve, the air inlet valve and the air outlet valve.