CN217340352U

CN217340352U - Self-cleaning filter

Info

Publication number: CN217340352U
Application number: CN202221337501.5U
Authority: CN
Inventors: 李晓尚; 白明谦; 章建明; 王梓屹
Original assignee: Xiangtan Zhonghuan Water Service Co ltd
Current assignee: Xiangtan Zhonghuan Water Service Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-09-02
Anticipated expiration: 2032-05-31

Abstract

The utility model discloses a self-cleaning filter, which comprises a shell, wherein a clapboard is arranged in the middle of the shell, a hole is formed in the middle of the clapboard, the clapboard divides the inner space of the shell into a water storage space and a filtering space, a water inlet is formed in the side wall of the upper part of the shell, a first pressure sensor is arranged at the water inlet, a water outlet is formed in the side wall of the lower part of the shell, and a second pressure sensor is arranged at the water outlet; a filter cylinder is arranged in the filter space, a stirrer is arranged in the filter cylinder, a controller is arranged on the shell, and the controller is electrically connected with the first pressure sensor, the second pressure sensor and the stirrer respectively. The utility model discloses a stirrer, blowoff valve, water intaking valve, outlet valve mutually support and carry out the self-cleaning to straining a section of thick bamboo inside, wash the sewage that produces and get rid of outside to the casing from the drain, clear up like this strain a section of thick bamboo and can reuse again, need not change, practiced thrift use cost to whole cleaning process is automatic going on, does not need manual operation, and is very convenient.

Description

Self-cleaning filter

Technical Field

The utility model relates to a self-cleaning filter.

Background

The filter elements in the existing filters are all disposable, and after the optimal service life is exceeded, the filter elements need to be replaced by new filter elements, the cost for replacing the filter elements is high, and the filter elements need to be replaced frequently, and the filter elements are troublesome.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a simple structure, reliable operation's self-cleaning filter.

The utility model provides a technical scheme of above-mentioned technical problem is: a self-cleaning filter comprises a shell, wherein the bottom of the shell is placed on the ground through support legs, a partition plate is arranged in the middle of the shell, a hole is formed in the middle of the partition plate, the partition plate divides the inner space of the shell into an upper water storage space and a lower filtering space, a water inlet communicated with the water storage space is formed in the side wall of the upper portion of the shell, the water inlet is connected with a water inlet pipe, a first pressure sensor is arranged at the position, close to the water inlet, of the water inlet pipe, a water outlet communicated with the filtering space is formed in the side wall of the lower portion of the shell, the water outlet is connected with a water outlet pipe, and a second pressure sensor is arranged at the position, close to the water outlet, of the water outlet pipe; a filter cylinder is arranged in the filter space, the upper part of the filter cylinder is hermetically connected with the bottom of the partition plate, the inner cavity of the filter cylinder is communicated with the water storage space through a hole in the partition plate, the bottom of the filter cylinder is blocked by a bottom plate, a sewage discharge outlet is formed in the bottom plate, and the sewage discharge outlet is led out of the shell through a sewage discharge pipe; the inner wall of the filter cylinder is provided with filter holes, the positions of the inner wall of the filter cylinder, where the filter holes are distributed, are annularly distributed with filter adsorption layers, and the inner sides of the filter adsorption layers are tightly pressed by annular filter screens; the filter cartridge is internally provided with a stirrer, the shell is provided with a controller, and the controller is respectively and electrically connected with the first pressure sensor, the second pressure sensor and the stirrer.

Above-mentioned self-cleaning filter, the agitator includes motor, (mixing) shaft, brush-holder stud and brush hair, motor fixed mounting is at the casing top, and the motor is connected with the controller electricity, and the vertical setting of (mixing) shaft is in the casing, motor output shaft and (mixing) shaft upper end fixed connection, the (mixing) shaft lower extreme pass the hole in the middle of the baffle and stretch into to straining a section of thick bamboo bottom, the (mixing) shaft stretches into a plurality of brush-holder studs of the inside part circumference distribution of straining a section of thick bamboo, and the brush-holder stud front end is equipped with the brush hair.

The self-cleaning filter is characterized in that the blow-off pipe is provided with a blow-off valve, and the blow-off valve is electrically connected with the controller.

According to the self-cleaning filter, the water inlet pipe is provided with the water inlet valve, and the water inlet valve is electrically connected with the controller.

In the self-cleaning filter, the water outlet pipe is provided with the water outlet valve, and the water outlet valve is electrically connected with the controller.

The beneficial effects of the utility model reside in that: the utility model discloses be close to water inlet department at the inlet tube and be equipped with first pressure sensor, the outlet pipe is close to water outlet department and is equipped with second pressure sensor, first pressure sensor gathers water inlet pressure in real time, second pressure sensor gathers water outlet pressure in real time and sends the signal of gathering into the controller, the difference when water inlet pressure and water outlet pressure is greater than the predetermined threshold value, then explain strain a section of thick bamboo inside and produced the jam, the controller is through controlling the agitator this moment, the blowoff valve, the water intaking valve, the outlet valve is mutually supported and is strained inside self-cleaning of a section of thick bamboo, wash the sewage that produces and get rid of to outside the casing from the drain, the section of thick bamboo of straining that has cleared up like this can reuse again, do not need to change, and the use cost has been practiced thrift, and whole cleaning process is automatic, do not need manual operation, and is very convenient.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is a side sectional view of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

As shown in fig. 1-3, a self-cleaning filter comprises a housing 1, the bottom of the housing 1 is placed on the ground through support legs 2, a partition plate 3 is arranged in the middle of the housing 1, a hole is formed in the middle of the partition plate 3, the partition plate 3 divides the internal space of the housing 1 into an upper water storage space 4 and a lower filtering space 5, a water inlet 18 communicated with the water storage space 4 is formed in the side wall of the upper part of the housing 1, the water inlet 18 is connected with a water inlet pipe 6, the water inlet pipe 6 is provided with a water inlet valve 7, a first pressure sensor is arranged at the position, close to the water inlet, of the water inlet pipe 6, a water outlet communicated with the filtering space 5 is formed in the side wall of the lower part of the housing 1, the water outlet is connected with a water outlet pipe 8, a water outlet valve 9 is arranged on the water outlet pipe 8, and a second pressure sensor is arranged at the position, close to the water outlet; a filter cylinder 10 is arranged in the filtering space 5, the upper part of the filter cylinder 10 is hermetically connected with the bottom of the partition plate 3, the inner cavity of the filter cylinder 10 is communicated with the water storage space 4 through a hole in the partition plate 3, the bottom of the filter cylinder 10 is sealed by a bottom plate 11, a sewage discharge port is formed in the bottom plate 11 and is led out of the shell 1 through a sewage discharge pipe 12, a sewage discharge valve 13 is arranged on the sewage discharge pipe 12, and the sewage discharge valve 13 is electrically connected with a controller; the inner wall of the filter cylinder 10 is provided with filter holes, the positions of the inner wall of the filter cylinder 10, where the filter holes are distributed, are annularly distributed with filter adsorption layers, and the inner sides of the filter adsorption layers are tightly pressed by annular filter screens; a stirrer is arranged in the filter cylinder 10, a controller is arranged on the shell 1, and the controller is electrically connected with the water inlet valve 7, the water outlet valve 9, the blow-down valve 13, the first pressure sensor, the second pressure sensor and the stirrer respectively.

The agitator includes motor 14, (mixing) shaft 15, brush-holder stud 16 and brush hair 17, motor 14 fixed mounting is at 1 top of casing, and motor 14 is connected with the controller electricity, and (mixing) shaft 15 is vertical to be set up in casing 1, motor 14 output shaft and (mixing) shaft 15 upper end fixed connection, the 15 lower extremes of (mixing) shaft pass the hole in the middle of baffle 3 and stretch into to straining a section of thick bamboo 10 bottom, a plurality of brush-holder studs 16 of part circumference distribution that (mixing) shaft 15 stretched into to strain a section of thick bamboo 10 inside, and the brush-holder stud 16 front end is equipped with brush hair 17.

It should be noted that, the controller in this application adopts a single chip microcomputer, the first pressure sensor and the second pressure sensor are connected to input pins of the single chip microcomputer, and the water inlet valve 7, the water outlet valve 9, the blowoff valve 13 and the motor 14 of the agitator are connected to output pins of the single chip microcomputer, for those skilled in the art, the single chip microcomputer outputs corresponding control signals from the output pins to the water inlet valve 7, the water outlet valve 9, the blowoff valve 13 and the motor 14 of the agitator according to pressure signals of the two input pins, so that the control of the working states of the water inlet valve 7, the water outlet valve 9, the blowoff valve 13 and the motor 14 is very easy to implement, and no creative work is required, and therefore, specific circuit component diagrams herein are not described again.

The utility model discloses a theory of operation does: when the filter cartridge is in normal operation, the water inlet valve 7 and the water outlet valve 9 are in an open state, the drain valve 13 is closed, the stirrer stops working, water to be filtered enters the water storage space 4 at the upper part in the shell 1 from the water inlet, then enters the filter cartridge 10 from the hole on the partition plate 3, flows out of the filter cartridge 10 from the filter hole after being filtered and adsorbed by the filtering and adsorbing layer in the filter cartridge 10, and the filtered and adsorbed water flows out of the shell 1 from the water outlet; when the water inlet and outlet pressure sensor works normally, the first pressure sensor collects the water inlet pressure in real time, the second pressure sensor collects the water outlet pressure in real time and sends the collected signals to the controller, when the difference value between the water inlet pressure and the water outlet pressure is larger than a preset threshold value, when the filter cartridge 10 is blocked, the controller outputs control signals to the motor 14, the blowoff valve 13, the water inlet valve 7 and the water outlet valve 9 of the stirrer, the water inlet valve 7 is continuously opened, the water outlet valve 9 is closed, the blowoff valve 13 is opened, the electric motor starts to work and drives the rotating shaft to rotate, the rotating shaft rotates to drive the brush bristles 17 to rotate, impurities on the inner wall of the filter cartridge 10 are cleaned, the cleaned sewage flows out from the sewage outlet, the whole process is controlled by the controller, thereby realizing the functions of automatic cleaning and automatic pollution discharge, and having the advantages of high filtering precision, short back cleaning time, small cleaning water quantity, small pressure loss and the like.

Claims

1. A self-cleaning filter, characterized by: the water storage and filtration integrated device comprises a shell, wherein the bottom of the shell is placed on the ground through support legs, a partition plate is arranged in the middle of the shell, a hole is formed in the middle of the partition plate, the partition plate divides the inner space of the shell into an upper water storage space and a lower filtration space, a water inlet communicated with the water storage space is formed in the side wall of the upper portion of the shell, the water inlet is connected with a water inlet pipe, a first pressure sensor is arranged at the position, close to the water inlet, of the water inlet pipe, a water outlet communicated with the filtration space is formed in the side wall of the lower portion of the shell, the water outlet is connected with a water outlet pipe, and a second pressure sensor is arranged at the position, close to the water outlet, of the water outlet pipe; a filter cylinder is arranged in the filter space, the upper part of the filter cylinder is hermetically connected with the bottom of the partition plate, the inner cavity of the filter cylinder is communicated with the water storage space through a hole in the partition plate, the bottom of the filter cylinder is blocked by a bottom plate, a sewage discharge outlet is formed in the bottom plate, and the sewage discharge outlet is led out of the shell through a sewage discharge pipe; the inner wall of the filter cylinder is provided with filter holes, the positions of the inner wall of the filter cylinder, where the filter holes are distributed, are annularly distributed with filter adsorption layers, and the inner sides of the filter adsorption layers are tightly pressed by annular filter screens; the filter cartridge is internally provided with a stirrer, the shell is provided with a controller, and the controller is respectively and electrically connected with the first pressure sensor, the second pressure sensor and the stirrer.

2. A self-cleaning filter according to claim 1, wherein: the agitator includes motor, (mixing) shaft, brush-holder stud and brush hair, motor fixed mounting is at the casing top, and the motor is connected with the controller electricity, and the vertical setting of (mixing) shaft is in the casing, motor output shaft and (mixing) shaft upper end fixed connection, (mixing) shaft lower extreme pass the hole in the middle of the baffle and stretch into to straining a section of thick bamboo bottom, the (mixing) shaft stretches into a plurality of brush-holder studs of the inside part circumference distribution of straining a section of thick bamboo, and the brush-holder stud front end is equipped with the brush hair.

3. A self-cleaning filter according to claim 1, wherein: and a drain valve is arranged on the drain pipe and electrically connected with the controller.

4. A self-cleaning filter according to claim 1, wherein: and a water inlet valve is arranged on the water inlet pipe and is electrically connected with the controller.

5. A self-cleaning filter according to claim 1, wherein: and a water outlet valve is arranged on the water outlet pipe and electrically connected with the controller.