CN220834501U - Filter with self-cleaning function - Google Patents

Abstract

The utility model relates to the technical field of filters, and provides a filter with a self-cleaning function, which comprises a filter barrel body and further comprises a first cleaning mechanism, wherein the first cleaning mechanism is arranged on the upper side of the filter barrel body and used for cleaning a filter system and the inner wall of the filter barrel body, the output end of the telescopic mechanism is fixedly connected with the first cleaning mechanism, the telescopic mechanism drives the first cleaning mechanism to move up and down, so that the first cleaning mechanism is cleaned more comprehensively, the output end of the second cleaning mechanism penetrates through a base and the bottom of the filter barrel body and extends into the filter barrel body to clean the inner wall of the filter system and the filter barrel body, through holes corresponding to a sewage disposal system are formed in the filter barrel body, stains cleaned by the first cleaning mechanism and the second cleaning mechanism are removed, the filter system is arranged in the middle of the filter barrel body and used for filtering water or oil, and the problem that the filter only cleans sundries in a filter screen and residual oil and stains on the inner wall of the filter device cannot be considered is solved.

Description

Filter with self-cleaning function

Technical Field

The utility model relates to the technical field of filtration, in particular to a filter with a self-cleaning function.

Background

The filter plays the effect of filtering the screening, and filter during operation, wait filterable water and oil get into by the import, flow through the filter screen, get into the required pipeline of user through the export and carry out the technology circulation, granule impurity in water and the oil is held back inside the filter screen, but the oil has certain viscidity and can stand on filter screen and filter vat at the in-process of filtering, among the prior art, only clear up the debris in the filter screen, but do not have fine clearance to filter equipment inner wall's residual oil and spot, will lead to the filter effect of filter to reduce over time, influence follow-up use.

Disclosure of utility model

The utility model provides a filter with a self-cleaning function, which solves the problems that in the related art, only sundries in a filter screen are cleaned, and residual oil and stains on the inner wall of a filter device cannot be considered.

The technical scheme of the utility model is as follows: the utility model provides a filter with self-cleaning function, includes the filter vat body, a plurality of pillars are installed to filter vat body lateral wall, still includes:

The first cleaning mechanism is arranged on the upper side of the filtering barrel body, and the output end of the first cleaning mechanism penetrates through the top of the filtering barrel body;

The telescopic mechanism is arranged on the upper side of the filtering barrel body through a supporting frame, and the output end of the telescopic mechanism is fixedly connected with the first cleaning mechanism;

Wherein, a base is arranged among a plurality of the struts;

The second cleaning mechanism is arranged at the bottom of the base, and the output end of the second cleaning mechanism penetrates through the base and the bottom of the filtering barrel body and extends into the filtering barrel body;

The sewage disposal system is arranged on the side wall of the filtering barrel body, and a through hole corresponding to the sewage disposal system is arranged on the filtering barrel body;

The filtering system is arranged in the middle of the inside of the filtering barrel body;

further, the first cleaning mechanism includes:

The output end of the telescopic mechanism is fixedly connected with the first cleaning motor;

The first cleaning shaft is fixedly connected with the output end of the first cleaning motor, the output end of the first cleaning shaft penetrates through the top of the filtering barrel body and extends into the filtering barrel body, a first rotating ring corresponding to the first cleaning shaft is arranged at the top of the filtering barrel body, and a plurality of first water holes are formed in the upper side of the first cleaning shaft;

The first cleaning partition plate is arranged at the upper part inside the filtering barrel body, a first cleaning cavity is formed between the first cleaning partition plate and the top of the filtering barrel body, a second rotating ring corresponding to the first cleaning shaft is arranged on the first cleaning partition plate, a plurality of first water through holes are formed in the first cleaning cavity, and water injection holes are formed in the first cleaning partition plate;

The cleaning device comprises a first cleaning ring, wherein the output end of a first cleaning shaft is provided with the first cleaning ring, a first cleaning cavity is formed between the inner wall and the outer wall of the first cleaning ring, a plurality of first suction pipes are arranged on the inner wall of the first cleaning ring, the first suction pipes are communicated with the first cleaning cavity, and a first hairbrush is arranged on the outer wall of the first cleaning ring.

Still further, the support frame includes:

the support rods are arranged on the upper side of the filtering barrel body;

and a supporting seat is arranged among the supporting rods.

Still further, the telescoping mechanism includes:

and each electric push rod is arranged at the top of the supporting seat.

As a further aspect of the present invention, the second cleaning mechanism includes:

The second cleaning motor is arranged at the bottom of the base, and the output end of the second cleaning motor penetrates through the base;

The second cleaning motor is provided with the sliding shaft, and a plurality of sliding blocks are arranged on the sliding shaft;

The rotating shaft is in sliding connection with the sliding shaft, a sliding groove corresponding to a sliding block on the sliding shaft is arranged on the rotating shaft, the rotating shaft penetrates through the bottom of the filtering barrel body and extends into the filtering barrel body, and the rotating shaft is in threaded connection with the bottom of the filtering barrel body;

The cleaning shaft is connected with the rotating shaft through bolts, a cavity is formed between the cleaning shafts, a plurality of suction nozzles are arranged on the cleaning shafts, and the suction nozzles are communicated with the cavity on the cleaning shafts;

The second cleaning shaft is arranged on the lower side of the rotating shaft, the output end of the second cleaning shaft penetrates through the bottom of the filtering barrel body, a second cleaning cavity is formed between the outer wall and the inner wall of the second cleaning shaft, a third rotating ring corresponding to the second cleaning shaft is arranged on the bottom of the filtering barrel body, and a plurality of second water through holes are formed in the upper side of the second cleaning shaft;

The second cleaning partition plate is arranged at the lower side of the inner part of the filter barrel body, a second cleaning cavity is formed between the second cleaning partition plate and the filter barrel body, a fourth rotating ring corresponding to the second cleaning shaft is arranged on the second cleaning partition plate, and a plurality of second water through holes are formed in the second cleaning cavity;

The second cleaning ring is fixedly connected with the output end of the second cleaning shaft, a second cleaning cavity is formed between the inner wall of the second cleaning ring and the inner wall of the second cleaning ring, a second suction pipe is arranged on the inner wall of the second cleaning ring and communicated with the second cleaning cavity, and a second hairbrush is arranged on the outer wall of the second cleaning ring.

On the basis of the preceding protocol, preferably, the filtration system comprises:

The filter motor is arranged at the top of the filter barrel body, and the output end of the filter motor penetrates through the top of the filter barrel body;

The coarse filter screen is arranged on the upper side of the filter cavity, a seal is arranged at the top of the coarse filter screen, the output end of the filter motor is fixedly connected with the seal at the top of the coarse filter screen, and the coarse filter screen is sleeved into the first cleaning ring;

The fine filter screen is arranged at the lower side of the filter cavity and detachably connected with the coarse filter screen, and the second cleaning ring is sleeved on the outer side of the fine filter screen;

A filtering baffle plate is arranged between the coarse filter screen and the fine filter screen;

The first filter cavity is formed between the first cleaning partition plate and the filter partition plate, and the second filter cavity is formed between the second cleaning partition plate and the filter partition plate.

Further, the sewage disposal system includes:

The drain pipe is arranged on the outer side of the filter barrel body and is communicated with the first cleaning cavity and the second cleaning cavity;

The pressure release valve is arranged on one side of the drain pipe away from the filter barrel body.

Still further, the filter vat includes:

The top cover is arranged at the top of the filtering barrel body, and a first cleaning motor is arranged on the top cover;

The water inlet pipe is arranged on the upper side of the outer wall of the filtering barrel body, and the water inlet pipe is communicated with the water inlet pipe and the first cleaning cavity;

The feeding pipe is arranged on the upper side of the filtering barrel body, the feeding pipe is communicated with the upper side of the first filtering cavity, and the feeding pipe is communicated with the first filtering cavity;

The discharging pipe is arranged at the lower side of the filtering barrel body and is communicated with the second filtering cavity.

The utility model has the following beneficial effects:

1. According to the utility model, the first cleaning mechanism is arranged to clean the outer side of the coarse filter screen and the first filter cavity, the telescopic mechanism is arranged to enable the first suction pipe to be arranged on the first cleaning mechanism to absorb impurities on the outer wall of the coarse filter screen, and the first brush on the first cleaning mechanism is used to clean the first filter cavity.

2. According to the utility model, the fine filter screen and the second filter cavity are cleaned through the second cleaning mechanism, the second cleaning mechanism and the filter barrel body rotate and axially move, so that the suction nozzle on the second cleaning mechanism absorbs impurities on the inner wall of the fine filter screen, the second suction pipe absorbs stains on the outer wall of the fine filter screen, and the second brush cleans the second filter cavity.

3. According to the utility model, impurities cleaned by the first cleaning mechanism and the second cleaning mechanism are discharged by installing the sewage disposal system.

4. Through first clean mechanism, clean mechanism of second, telescopic machanism and sewage disposal system mutually support, carry out comprehensive more wasing to filtering mechanism and filtering barrel body, solved and only clear up debris in the filter screen, can't consider residual oil and the spot of filter equipment inner wall.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic view showing the internal structure of a first filter according to the present utility model;

FIG. 4 is a schematic view of the internal structure of a second filter according to the present utility model;

fig. 5 is an enlarged schematic view of the structure of fig. 1a according to the present utility model.

In the figure: 1. a filtering barrel body; 2. a support post; 3. a base; 4. a first cleaning motor; 5. a first cleaning shaft; 6. a first rotating ring; 7. a first water through hole; 8. a first cleaning separator; 9. a second rotating ring; 10. a first cleaning ring; 11. a first straw; 12. a first brush; 13. a support rod; 14. a support base; 15. an electric push rod; 16. a second cleaning motor; 17. a sliding shaft; 18. a slide block; 19. a rotating shaft; 20. a cleaning shaft; 21. fine filter screen; 22. a second cleaning shaft; 23. a third rotating ring; 24. a second water through hole; 25. a discharge pipe; 26. a second cleaning separator; 27. a fourth rotating ring; 28. a suction nozzle; 29. filtering the motor; 30. a coarse filter screen; 31. a filtering baffle; 32. a second cleaning ring; 33. a second straw; 34. a second brush; 35. a top cover; 36. a blow-down pipe; 37. a pressure release valve; 38. a water inlet pipe; 39. and (5) feeding a pipe.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment, as shown in fig. 1-5, this embodiment provides a filter with self-cleaning function, including filtering barrel 1, filtering barrel 1 installs a plurality of pillars 2 in the lateral wall, still include, first clean mechanism installs in filtering barrel 1 upside, the output of first clean mechanism runs through filtering barrel 1 top, be used for the washing of filtration system and filtering barrel 1 inner wall, telescopic machanism installs in filtering barrel 1's upside through the support frame, and telescopic machanism's output and first clean mechanism fixed connection, telescopic machanism drives first clean mechanism and reciprocates, make first clean mechanism wash more comprehensive, wherein, be equipped with base 3 between a plurality of pillars 2, second clean mechanism installs in base 3 bottom, and the output of second clean mechanism runs through base 3 and filtering barrel 1 bottom and extends to filtering barrel 1 inside, to filtration system and filtering barrel 1 inner wall wash, be equipped with sewage system on the filtering barrel 1 lateral wall, and be equipped with the through-hole corresponding to the system on filtering barrel 1, with first clean mechanism and second clean mechanism wash down, it is more comprehensive to make first clean mechanism wash at the filter barrel 1, wherein, the second clean water is carried out to the filter system.

Specifically, the support frame comprises a plurality of support rods 13 arranged on the upper side of the filter barrel body 1, a support seat 14 is arranged between the support rods 13, each electric push rod 15 is arranged at the top of the support seat 14, the output end of each electric push rod 15 penetrates through the support seat 14 and is fixedly connected with the first cleaning motor 4, the electric push rod 15 drives the first cleaning motor 4 to move, the first cleaning shaft 5 is fixedly connected with the output end of the first cleaning motor 4, the first cleaning motor 4 drives the first cleaning shaft 5 to rotate, the output end of the first cleaning shaft 5 penetrates through the top of the filter barrel body 1 and extends into the filter barrel body 1, a first rotating ring 6 corresponding to the first cleaning shaft 5 is arranged on the top of the filter barrel body 1, a plurality of first water through holes 7 are formed in the upper side of the first cleaning shaft 5, stains are discharged through the first water through holes 7, the first cleaning partition 8 is arranged on the upper part inside the filter barrel body 1, a first cleaning cavity is formed between the first cleaning baffle plate 8 and the top of the filtering barrel body 1, a second rotating ring 9 corresponding to the first cleaning shaft 5 is arranged on the first cleaning baffle plate 8, a plurality of first water through holes 7 are formed in the first cleaning cavity, water injection holes are formed on the first cleaning baffle plate 8, cleaning water flows into the filtering cavity through the water injection holes, a first cleaning ring 10 is arranged at the output end of the first cleaning shaft 5, a first cleaning cavity is formed between the inner wall and the outer wall of the first cleaning ring 10, a plurality of first suction pipes 11 are arranged on the inner wall of the first cleaning ring 10, the first suction pipes 11 are communicated with the first cleaning cavity, the first suction pipes 11 absorb impurities on the coarse filter net 30 and discharge the impurities into the first cleaning cavity through the water through holes, a first brush 12 is arranged on the outer wall of the first cleaning ring 10 to clean the first filtering cavity, a second cleaning motor 16 is arranged at the bottom of the base 3, the output end of the second cleaning motor 16 penetrates through the base 3, the second cleaning motor 16 is provided with the sliding shaft 17, a plurality of sliding blocks 18 are arranged on the sliding shaft 17, a rotating shaft 19 is in sliding connection with the sliding shaft 17, sliding grooves corresponding to the sliding blocks 18 on the sliding shaft 17 are arranged on the rotating shaft 19, the rotating shaft 19 penetrates through the bottom of the filter drum body 1 and extends into the filter drum body 1, the rotating shaft 19 is in threaded connection with the bottom of the filter drum body 1, the second cleaning motor 16 drives the sliding shaft 17 to rotate, the rotating shaft 17 drives the rotating shaft 19 to rotate, simultaneously, the rotating shaft 19 rotates with the bottom of the filter drum body 1 in threads, the rotating shaft 19 slides with the sliding shaft 17, the dirt cleaning shaft 20 is in threaded connection with the rotating shaft 19, cavities are arranged between the dirt cleaning shafts 20, a plurality of suction nozzles 28 are arranged on the dirt cleaning shafts 20, the suction nozzles 28 are communicated with the cavities on the dirt cleaning shafts 20, and the suction nozzles 28 absorb dirt on the inner wall of the fine filter screen 21 into the second cleaning cavity through the cavities on the dirt cleaning shafts 20, the lower side of the rotating shaft 19 is provided with a second cleaning shaft 22, the output end of the second cleaning shaft 22 penetrates through the bottom of the filter barrel body 1, a second cleaning cavity is arranged between the outer wall and the inner wall of the second cleaning shaft 22, the bottom of the filter barrel body 1 is provided with a third rotating ring 23 corresponding to the second cleaning shaft 22, the upper side of the second cleaning shaft 22 is provided with a plurality of second water through holes 24, the lower side of the inside of the filter barrel body 1 is provided with a second cleaning baffle 26, a second cleaning cavity is formed between the second cleaning baffle 26 and the filter barrel body 1, the second cleaning baffle 26 is provided with a fourth rotating ring 27 corresponding to the second cleaning shaft 22, the second water through holes 24 are arranged in the second cleaning cavity, the second cleaning ring 32 is fixedly connected with the output end of the second cleaning shaft 22, a second cleaning cavity is arranged between the inner wall and the inner wall of the second cleaning ring 32, the second suction pipe 33 is arranged on the inner wall of the second cleaning ring 32, the second suction pipe 33 is communicated with the second cleaning cavity, the second brush 34 is arranged on the outer wall of the second cleaning ring 32, the second suction pipe 33 absorbs stains on the outer wall of the fine filter screen 21 and discharges the stains into the second cleaning cavity through the second water through holes 24, and the second brush 34 cleans the inner wall of the second filter cavity.

Further comprises: the filtering system comprises a filtering motor 29, the filtering motor 29 is arranged at the top of the filtering barrel body 1, the output end of the filtering motor 29 penetrates through the top of the filtering barrel body 1, a coarse filter screen 30 is arranged at the upper side of a filtering cavity, a sealing is arranged at the top of the coarse filter screen 30, the output end of the filtering motor 29 is fixedly connected with the sealing at the top of the coarse filter screen 30, the filtering motor 29 drives the coarse filter screen 30 to rotate so as to absorb impurities in water and oil well, the coarse filter screen 30 is sleeved with a first cleaning ring 10, a fine filter screen 21 is arranged at the lower side of the filtering cavity, the fine filter screen 21 is detachably connected with the coarse filter screen 30, a second cleaning ring 32 is sleeved at the outer side of the fine filter screen 21, a second cleaning ring 32 is sleeved at the outer side of the coarse filter screen 30, a first rotating ring 6, a second rotating ring 9, a third rotating ring 23 and a fourth rotating ring 27 are fixedly connected with corresponding partition plates, a top cover 35 and clamping grooves between the bottoms are connected with the top cover as shown in the figure.

Specifically, the pressure release valve 37 is opened to generate a strong backwash water flow in the cleaning process, and the backwash water flow is discharged through the drain pipe 36 and the pressure release valve 37, and the backwash water flow can generate a suction force in the suction nozzle 28, the first suction pipe 11 and the second suction pipe 33 to absorb and discharge impurities.

In this embodiment, a filter with a self-cleaning function works on the principle that, during the use of the filter, water or oil is discharged through a feed pipe 39, a filter motor 29 drives a coarse filter screen 30 to rotate, relatively large impurities therein are well adsorbed, water or oil flows into a fine filter screen 21 through the inside of the coarse filter screen 30 to adsorb fine impurities therein, and finally is discharged through a discharge port, during cleaning, water is discharged through a water injection pipe, water flows in through a water injection hole, a first cleaning motor 4 drives a first cleaning shaft 5 to rotate, an electric push rod 15 drives the first cleaning motor 4 to move up and down, the first cleaning shaft 5 drives a first cleaning ring 10 to rotate while rotating, a pressure relief valve 37 is opened to generate backwash water flow, suction force is generated by the first suction pipe 11, impurities on the outer wall of the coarse filter screen 30 are absorbed, the impurities are discharged into the first cleaning cavity through the first water through hole 7 and discharged through the drain pipe 36 and the pressure release valve 37, at the same time, the first hairbrush 12 cleans the inner wall of the filtering barrel body 1, the second cleaning motor 16 drives the sliding shaft 17 to rotate, the sliding shaft 17 drives the rotating shaft 19, the rotating shaft 19 drives the cleaning shaft 20 to rotate, the impurities on the inner wall of the fine filtering net 21 are absorbed, the impurities are discharged into the second cleaning cavity through the cavity on the cleaning shaft 20, the second cleaning motor 16 drives the sliding shaft 17, the rotating shaft 19 and the cleaning shaft 20 rotate, the rotating shaft 19 drives the cleaning shaft 20 to move up and down through the threaded connection with the bottom of the filtering barrel body 1 and the sliding connection between the sliding shaft 17, the rotating shaft 19 simultaneously drives the second cleaning shaft 22, the second cleaning shaft 22 drives the second cleaning ring 32 to rotate, the second suction pipe 33 absorbs the oil stains on the outer wall of the fine filtering net 21 and discharges the oil stains into the second cleaning cavity through the second water through the second through hole 24, at the same time, the second brush 34 cleans the inner wall of the filter vat 1, and the impurities in the second cleaning cavity are discharged through the drain pipe 36 and the pressure release valve 37.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (8)

1. The utility model provides a filter with self-cleaning function, includes filter vat body (1), a plurality of pillars (2) are installed to filter vat body (1) lateral wall, its characterized in that still includes:

The first cleaning mechanism is arranged on the upper side of the filtering barrel body (1), and the output end of the first cleaning mechanism penetrates through the top of the filtering barrel body (1);

The telescopic mechanism is arranged on the upper side of the filtering barrel body (1) through a supporting frame, and the output end of the telescopic mechanism is fixedly connected with the first cleaning mechanism;

wherein a base (3) is arranged among the plurality of struts (2);

The second cleaning mechanism is arranged at the bottom of the base (3), and the output end of the second cleaning mechanism penetrates through the base (3) and the bottom of the filtering barrel body (1) and extends into the filtering barrel body (1);

The sewage disposal system is arranged on the side wall of the filtering barrel body (1), and a through hole corresponding to the sewage disposal system is arranged on the filtering barrel body (1);

The filtering system is arranged in the middle of the inside of the filtering barrel body (1).

2. The filter with self-cleaning function according to claim 1, wherein the first cleaning mechanism comprises:

The output end of the telescopic mechanism is fixedly connected with the first cleaning motor (4);

The cleaning device comprises a first cleaning shaft (5), wherein the first cleaning shaft (5) is fixedly connected with the output end of a first cleaning motor (4), the output end of the first cleaning shaft (5) penetrates through the top of a filtering barrel body (1) and extends into the filtering barrel body (1), a first rotating ring (6) corresponding to the first cleaning shaft (5) is arranged at the top of the filtering barrel body (1), and a plurality of first water holes (7) are formed in the upper side of the first cleaning shaft (5);

The first cleaning separation plate (8), the first cleaning separation plate (8) is arranged at the upper part inside the filtering barrel body (1), a first cleaning cavity is formed between the first cleaning separation plate (8) and the top of the filtering barrel body (1), a second rotating ring (9) corresponding to the first cleaning shaft (5) is arranged on the first cleaning separation plate (8), a plurality of first water through holes (7) are formed in the first cleaning cavity, and water injection holes are formed in the first cleaning separation plate (8);

The cleaning device comprises a first cleaning ring (10), wherein the output end of a first cleaning shaft (5) is provided with the first cleaning ring (10), a first cleaning cavity is formed between the inner wall and the outer wall of the first cleaning ring (10), a plurality of first suction pipes (11) are arranged on the inner wall of the first cleaning ring (10), the first suction pipes (11) are communicated with the first cleaning cavity, and a first hairbrush (12) is arranged on the outer wall of the first cleaning ring (10).

3. A self-cleaning filter as defined in claim 2, wherein said support frame comprises:

A plurality of support rods (13) are arranged on the upper side of the filtering barrel body (1);

and a supporting seat (14) is arranged among the plurality of supporting rods (13).

4. A self-cleaning filter as recited in claim 3, wherein said telescoping mechanism comprises:

and each electric push rod (15) is arranged at the top of the supporting seat (14).

5. The self-cleaning filter of claim 4, wherein the second cleaning mechanism comprises:

The second cleaning motor (16), the second cleaning motor (16) is installed at the bottom of the base (3), and the output end of the second cleaning motor (16) penetrates through the base (3);

A sliding shaft (17), wherein the second cleaning motor (16) is provided with the sliding shaft (17), and a plurality of sliding blocks (18) are arranged on the sliding shaft (17);

The rotating shaft (19), the rotating shaft (19) is in sliding connection with the sliding shaft (17), a sliding groove corresponding to a sliding block (18) on the sliding shaft (17) is arranged on the rotating shaft (19), the rotating shaft (19) penetrates through the bottom of the filtering barrel body (1) and extends into the filtering barrel body (1), and the rotating shaft (19) is in threaded connection with the bottom of the filtering barrel body (1);

The cleaning device comprises a cleaning shaft (20), wherein the cleaning shaft (20) is connected with a rotating shaft (19) through bolts, a cavity is formed between the cleaning shafts (20), a plurality of suction nozzles (28) are arranged on the cleaning shaft (20), and the suction nozzles (28) are communicated with the cavity on the cleaning shaft (20);

The filter comprises a filter barrel body (1), a first cleaning shaft (22), a second cleaning shaft (22) and a plurality of first water through holes (24), wherein the first cleaning shaft (22) is arranged on the lower side of the filter barrel body (1), the output end of the first cleaning shaft (22) penetrates through the bottom of the filter barrel body, a first cleaning cavity is arranged between the outer wall and the inner wall of the first cleaning shaft (22), a first rotary ring (23) corresponding to the first cleaning shaft (22) is arranged on the bottom of the filter barrel body (1), and a plurality of first water through holes (24) are formed on the upper side of the first cleaning shaft (22);

the second cleaning partition plate (26) is arranged at the lower side of the inner part of the filter barrel body (1), a second cleaning cavity is formed between the second cleaning partition plate (26) and the filter barrel body (1), a fourth rotating ring (27) corresponding to the second cleaning shaft (22) is arranged on the second cleaning partition plate (26), and a plurality of second water through holes (24) are formed in the second cleaning cavity;

The second cleaning ring (32), second cleaning ring (32) with the output fixed connection of second clean axle (22), be equipped with the clean cavity of second between second cleaning ring (32) inner wall and the inner wall, be equipped with second straw (33) on the clean ring (32) inner wall of second, second straw (33) with clean cavity intercommunication of second, be equipped with second brush (34) on the clean ring (32) outer wall of second.

6. The self-cleaning filter of claim 5, wherein the filter system comprises:

the filtering motor (29), the filtering motor (29) is arranged at the top of the filtering barrel body (1), and the output end of the filtering motor (29) penetrates through the top of the filtering barrel body (1);

The coarse filter screen (30), the coarse filter screen (30) is installed on the upper side of the filter cavity, a seal is arranged at the top of the coarse filter screen (30), the output end of the filter motor (29) is fixedly connected with the seal at the top of the coarse filter screen (30), and the coarse filter screen (30) is sleeved into the first cleaning ring (10);

The fine filter screen (21) is arranged at the lower side of the filter cavity, the fine filter screen (21) is detachably connected with the coarse filter screen (30), and the second cleaning ring (32) is sleeved on the outer side of the fine filter screen (21);

a filtering baffle (31), wherein the filtering baffle (31) is arranged between the coarse filter screen (30) and the fine filter screen (21);

Wherein a first filter cavity is formed between the first cleaning partition plate (8) and the filter partition plate (31), and a second filter cavity is formed between the second cleaning partition plate (26) and the filter partition plate (31).

7. A self-cleaning filter as defined in claim 6, wherein said blowdown system comprises:

A drain pipe (36), wherein the drain pipe (36) is arranged outside the filtering barrel body (1), and the drain pipe (36) is communicated with the first cleaning cavity and the second cleaning cavity;

the pressure release valve (37), the blow off pipe (36) keep away from one side of filtering barrel body (1) is installed pressure release valve (37).

8. A filter with self-cleaning function according to claim 7, characterized in that the filter bowl (1) comprises:

The top cover (35), the top of the filtering barrel body (1) is provided with the top cover (35), and the top cover (35) is provided with a first cleaning motor (4);

The water inlet pipe (38), the water inlet pipe (38) is arranged on the upper side of the outer wall of the filtering barrel body (1), and the water inlet pipe (38) is communicated with the water inlet pipe (38) and the first cleaning cavity;

the feeding pipe (39) is arranged on the upper side of the filtering barrel body (1), the feeding pipe (39) is communicated with the upper side of the first filtering cavity, and the feeding pipe (39) is communicated with the first filtering cavity;

The discharging pipe (25), discharging pipe (25) are installed filtering barrel body (1) downside, discharging pipe (25) with the second filters the cavity intercommunication.