CN211411178U

CN211411178U - Self-cleaning filter

Info

Publication number: CN211411178U
Application number: CN201920897335.6U
Authority: CN
Inventors: 闫文奇; 邓晓明
Original assignee: Wuxi Dongquan Environmental Technology Co ltd
Current assignee: Wuxi Dongquan Environmental Technology Co ltd
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-09-04
Anticipated expiration: 2029-06-14

Abstract

The utility model discloses a self-cleaning filter relates to self-cleaning filter technical field, clears up the impurity that will adsorb on the filter screen that can not be fine for solving current self-cleaning filter, leads to the problem of using self-cleaning poor stability for a long time. The inside of casing is provided with first filter chamber, second filter chamber, blowdown room and baffle, the bottom of casing is provided with the supporting legs, one side of casing lower extreme is provided with the inlet tube, the top of inlet tube is provided with pressure differential switch, the last control pipeline that is provided with of pressure differential switch, the blowoff valve is installed to pressure differential switch's top, be provided with the solenoid valve on the blowoff valve, the blowoff valve passes through pipe connection with the casing, the casing opposite side is provided with the outlet pipe, the upper cover is installed at the top of casing, electric motor is installed to the top of upper cover, the soil pick-up pipe is installed to electric motor's output.

Description

Self-cleaning filter

Technical Field

The utility model relates to a self-cleaning formula filter technical field specifically is self-cleaning formula filter.

Background

In the industrial production field, a self-cleaning filter is usually needed, and the self-cleaning filter can be used in an industrial environment with high slag content, used for purifying fluid and intercepting impurities contained in the fluid so as to purify water quality or protect normal operation of other equipment in an industrial production system, prolong the service life of the other equipment and reduce maintenance cost. The self-cleaning filter can filter impurities and can clean the impurities, and compared with a common filter, the self-cleaning filter is high in practicability and can reduce the labor intensity of workers, so that the self-cleaning filter is widely applied.

However, the existing self-cleaning filter has poor filtering effect, cannot filter harmful substances in water, cannot well clean impurities adsorbed on a filter screen, and accordingly, the long-term use of the filter is poor in self-cleaning stability, so that the existing requirement is not met, and the self-cleaning filter is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a self-cleaning formula filter to the impurity that will adsorb on the filter screen that can not be fine that provides among the above-mentioned background art of solution clears up, leads to using self-cleaning poor stability's problem for a long time.

In order to achieve the above object, the utility model provides a following technical scheme: a self-cleaning filter comprises a shell, wherein a first filtering chamber, a second filtering chamber, a sewage discharging chamber and a partition plate are arranged inside the shell, the second filtering chamber is positioned above the first filtering chamber, the sewage discharging chamber is positioned above the second filtering chamber, the partition plate is arranged between the sewage discharging chamber and the second filtering chamber, supporting legs are arranged at the bottom end of the shell, the number of the supporting legs is four, a water inlet pipe is arranged on one side of the lower end of the shell, a pressure difference switch is arranged above the water inlet pipe, a control pipeline is arranged on the pressure difference switch, a sewage discharging valve is arranged above the pressure difference switch, an electromagnetic valve is arranged on the sewage discharging valve, the sewage discharging valve is connected with the shell through a pipeline, one end of the pipeline extends into the inside of the sewage discharging chamber, a water outlet pipe is arranged on the other side of the shell, an upper, an electric motor is installed above the upper cover, a sewage suction pipe is installed at the output end of the electric motor, one end of the sewage suction pipe penetrates through the upper cover and extends to the inside of the first filtering chamber, and an electric cabinet is installed at the front end of the outer portion of the shell.

Preferably, a coarse filter screen is installed inside the first filter chamber.

Preferably, a fine filter screen is installed inside the second filter chamber.

Preferably, the both sides of soil pick-up pipe all are provided with first stainless steel brush, suction nozzle and second stainless steel brush, two first stainless steel brush is located the inside of first filter chamber, two the inside that the second stainless steel brush is located the second filter chamber, the suction nozzle is provided with a plurality of, and a plurality of suction nozzle evenly distributed in the inside of first filter chamber and second filter chamber.

Preferably, the inside of inlet tube is provided with the inlet channel, be provided with the fixed block on the inner wall of inlet tube upper end, and the fixed block is provided with two, the internally mounted of inlet channel has the scrubbing string bag, the inside of scrubbing string bag sets up a plurality of active carbon, the top of scrubbing string bag is provided with fixed frame, fixed frame passes through the draw-in groove with the fixed block and is connected.

Preferably, the decontamination net bag is fixedly connected with the fixing frame.

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

1. the utility model discloses an electric motor drives the soil pick-up pipe rotation, and suction nozzle and two stainless steel brushes on the soil pick-up pipe are rotatory thereupon, and at rotatory in-process, the dirt of suction nozzle in to clean aquatic is absorb, and coarse strainer and thin filter screen are scrubbed respectively to first stainless steel brush and second stainless steel brush, can scrub the more obstinate dirt that adsorbs on coarse strainer and thin filter screen, and the suction nozzle of being convenient for absorbs. Therefore, the self-cleaning effect can be improved, the self-cleaning stability is ensured, and the accumulation of dirt is prevented, so that the practicability of the self-cleaning filter is prolonged, the service life of the self-cleaning filter is prolonged, and the maintenance cost is reduced.

2. The utility model discloses an internally mounted at the water inlet net bag that decontaminates is provided with appropriate amount of active carbon in the net bag that decontaminates, and impurity and harmful substance in the adsorbable aquatic of active carbon filter the water that gets into, carry out second step by the coarse strainer in the reentrant first filter chamber and filter, get into the second filter chamber at last and carry out third step by fine filter screen and filter. Such multiple filtration improves the filtration effect, increasing the practicality of the device.

3. The utility model discloses a casing passes through flange joint with the upper cover, and connected mode is reliable, also easy to assemble and dismantlement to conveniently change and maintain suction pipe, suction nozzle and stainless steel brush, guarantee the effect of automatically cleaning.

Drawings

FIG. 1 is a schematic view of the internal structure of the self-cleaning filter of the present invention;

fig. 2 is a sectional view of the water inlet pipe of the present invention;

fig. 3 is a front view of the self-cleaning filter of the present invention.

In the figure: 1. a housing; 11. a first filtering chamber; 111. coarse filtration; 12. a second filtering chamber; 121. a fine filter screen; 13. a sewage discharge chamber; 14. a partition plate; 15. supporting legs; 2. a water inlet pipe; 21. a water inlet groove; 22. a fixed block; 3. a differential pressure switch; 31. a control pipeline; 4. a blowoff valve; 41. an electromagnetic valve; 5. a water outlet pipe; 6. an upper cover; 7. an electric motor; 8. a sewage suction pipe; 81. a first stainless steel brush; 82. a suction nozzle; 83. a second stainless steel brush; 9. a decontamination tuck net; 91. a fixing frame; 10. an electric cabinet.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a self-cleaning filter comprises a shell 1, a first filter chamber 11, a second filter chamber 12, a sewage discharge chamber 13 and a partition plate 14 are arranged in the shell 1, the second filter chamber 12 is positioned above the first filter chamber 11, the sewage discharge chamber 13 is positioned above the second filter chamber 12, the partition plate 14 is arranged between the sewage discharge chamber 13 and the second filter chamber 12, and the specific barrier function is achieved, supporting legs 15 are arranged at the bottom end of the shell 1, four supporting legs 15 are arranged to improve the stability of the supporting, a water inlet pipe 2 is arranged on one side of the lower end of the shell 1, a pressure difference switch 3 is arranged above the water inlet pipe 2, a control pipeline 31 is arranged on the pressure difference switch 3, a sewage discharge valve 4 is arranged above the pressure difference switch 3, an electromagnetic valve 41 is arranged on the sewage discharge valve 4, the sewage discharge valve 4 is connected with the shell 1 through a pipeline, one end of the, be convenient for the outflow of water after filtering, upper cover 6 is installed at the top of casing 1, and upper cover 6 passes through flange joint with casing 1, firm in connection, convenient to detach, electric motor 7 is installed to the top of upper cover 6, the transmission revolving force, suction pipe 8 is installed to electric motor 7's output, carry out the transportation of dirt, and the one end of suction pipe 8 runs through upper cover 6 and extends to the inside of first filter chamber 11, electric cabinet 10 is installed to the outside front end of casing 1.

Further, a coarse filter 111 is installed inside the first filtering chamber 11 for the first filtering.

Further, a fine filter screen 121 is installed inside the second filtering chamber 12 to perform the second filtering step, thereby improving the filtering effect.

Further, the both sides of soil pick-up pipe 8 all are provided with first stainless steel brush 81, suction nozzle 82 and second stainless steel brush 83, and two first stainless steel brushes 81 are located the inside of first filter chamber 11 for scrub coarse strainer 111, and two second stainless steel brushes 83 are located the inside of second filter chamber 12 for scrub fine filter screen 121, and suction nozzle 82 is provided with a plurality of, and a plurality of suction nozzle 82 evenly distributed is in the inside of first filter chamber 11 and second filter chamber 12 for adsorb the dirt.

Further, the inside of inlet tube 2 is provided with intake antrum 21, be provided with fixed block 22 on the inner wall of inlet tube 2 upper end, and fixed block 22 is provided with two, be used for fixing, the internally mounted of intake antrum 21 has scrubbing string bag 9, the inside of scrubbing string bag 9 sets up a plurality of active carbon, the harmful substance of adsorbable aquatic, the top of scrubbing string bag 9 is provided with fixed frame 91, fixed frame 91 passes through the draw-in groove with fixed block 22 and is connected, the connected mode is nimble, be convenient for installation and dismantlement, be convenient for regularly change and add the active carbon.

Further, the decontamination net bag 9 is fixedly connected with the fixing frame 91, the connection mode is reliable, and the installation is firm.

The working principle is as follows: during the use, treat that filterable water gets into inside 1 casing from inlet tube 2, during through the scrubbing string bag 9, impurity and harmful substance in the aquatic are adsorbed by the active carbon in the scrubbing string bag 9, reentrant first filter chamber 11 afterwards, are filtered by coarse strainer 111, get into second filter chamber 12 at last, are filtered by fine filter screen 121, flow out in following outlet pipe 5 after filtering. After filtering for a period of time, some impurities and dirt can be adsorbed on the fine filter screen 121, so that a large pressure difference is gradually generated inside the fine filter screen 121, and when the pressure difference reaches a preset value, a self-cleaning mode can be started: the blowoff valve 4 is opened, the output end of the electric motor 7 drives the sewage suction pipe 8 to rotate, the first stainless steel brush 81, the suction nozzle 82 and the second stainless steel brush 83 on the sewage suction pipe 8 rotate along with the sewage suction pipe, and the first stainless steel brush 81 and the second stainless steel brush 83 respectively brush the coarse filter screen 111 and the fine filter screen 121. Meanwhile, the pressure in the sewage discharging chamber 13 and the sewage suction pipe 8 is greatly reduced to form a negative pressure state, and due to the negative pressure effect, the suction nozzle 82 generates suction force to suck the dirt into the sewage discharging chamber 13 and finally discharge the dirt from the sewage discharging valve 4. The shell 1 and the upper cover 6 are connected through flanges, so that the installation and the disassembly are convenient, the suction pipe 8, the suction nozzle 82 and the stainless steel brush can be conveniently overhauled regularly, and the normal use of the device is ensured.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Self-cleaning filter, including casing (1), its characterized in that: the improved filter is characterized in that a first filter chamber (11), a second filter chamber (12), a sewage discharge chamber (13) and a partition plate (14) are arranged in the shell (1), the second filter chamber (12) is located above the first filter chamber (11), the sewage discharge chamber (13) is located above the second filter chamber (12), the partition plate (14) is arranged between the sewage discharge chamber (13) and the second filter chamber (12), supporting legs (15) are arranged at the bottom end of the shell (1), four supporting legs (15) are arranged, a water inlet pipe (2) is arranged on one side of the lower end of the shell (1), a pressure difference switch (3) is arranged above the water inlet pipe (2), a control pipeline (31) is arranged on the pressure difference switch (3), a sewage discharge valve (4) is arranged above the pressure difference switch (3), and an electromagnetic valve (41) is arranged on the sewage discharge valve (4), blowoff valve (4) and casing (1) pass through the pipe connection, and the one end of pipeline extends to the inside of blowdown room (13), casing (1) opposite side is provided with outlet pipe (5), upper cover (6) are installed at the top of casing (1), and upper cover (6) and casing (1) pass through flange joint, electric motor (7) are installed to the top of upper cover (6), soil pick-up pipe (8) are installed to the output of electric motor (7), and the one end of soil pick-up pipe (8) runs through upper cover (6) and extend to the inside of first filter chamber (11), electric cabinet (10) are installed to the outside front end of casing (1).

2. A self cleaning filter according to claim 1, wherein: a coarse filter (111) is installed inside the first filter chamber (11).

3. A self cleaning filter according to claim 1, wherein: a fine filter screen (121) is arranged in the second filter chamber (12).

4. A self cleaning filter according to claim 1, wherein: the both sides of soil pick-up pipe (8) all are provided with first stainless steel brush (81), suction nozzle (82) and second stainless steel brush (83), two first stainless steel brush (81) are located the inside of first filter chamber (11), two second stainless steel brush (83) are located the inside of second filter chamber (12), suction nozzle (82) are provided with a plurality of, and a plurality of suction nozzle (82) evenly distributed is in the inside of first filter chamber (11) and second filter chamber (12).

5. A self cleaning filter according to claim 1, wherein: the inside of inlet tube (2) is provided with intake antrum (21), be provided with fixed block (22) on the inner wall of inlet tube (2) upper end, and fixed block (22) are provided with two, the internally mounted of intake antrum (21) has scrubbing string bag (9), the inside of scrubbing string bag (9) sets up a plurality of active carbon, the top of scrubbing string bag (9) is provided with fixed frame (91), fixed frame (91) is connected through the draw-in groove with fixed block (22).

6. A self cleaning filter according to claim 5, wherein: the decontamination net bag (9) is fixedly connected with the fixed frame (91).