CN218853613U

CN218853613U - Back flush filter

Info

Publication number: CN218853613U
Application number: CN202223469277.8U
Authority: CN
Inventors: 于华东
Original assignee: Xinweier Fluid Technology Suzhou Co ltd
Current assignee: Xinweier Fluid Technology Suzhou Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-04-14
Anticipated expiration: 2032-12-22

Abstract

The utility model relates to a filtration equipment technical field discloses a back flush filter, including the filter vat, the top of filter vat has been seted up and has been placed the hole, the inside of placing the hole is pegged graft and has been crossed the filter stand, cross the inside fixedly connected with filter screen of filter stand, cross the inside fixedly connected with support frame in bottom of filter stand, the inside of support frame is rotated and is connected with the dwang, the surface of dwang is provided with a plurality of poles of scraping, the outer fixed surface of lower extreme of dwang is connected with turbine blade, the beneficial effects of the utility model are that: the filter screen and the filter stand that filter pipe inside setting was considered through first considering pipe and second can reach filterable effect when using, when carrying out the anti-filtration, drive turbine blade through rivers and rotate to make turbine blade drive the dwang and rotate, in the dwang pivoted, fix the effect that the pole of scraping at the dwang surface can reach the impurity of striking off filter screen internal surface.

Description

Back flush filter

Technical Field

The utility model relates to a filtration equipment technical field especially relates to a back flush filter.

Background

The back-washing filter is a precise device which directly intercepts impurities in water by using a filter screen, removes suspended matters and particles in the water body, reduces turbidity, purifies water, reduces the generation of system dirt, bacteria, algae, rust and the like, and purifies the water and protects other equipment of the system to normally work;

the existing backwashing filter has a simple filtering structure, when impurities in the backwashing are washed back, the washing effect on large-particle dirt is good because of different internal water pressures, but the washing effect on strong attachments adhered to the filter screen is poor because the surface of the filter screen is washed only by water flow; therefore, the interior of the filter cannot be well cleaned, and waste residues are easily left at the filtering position, so that certain influence is caused on the next filtering.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a backwashing filter, which solves the problems that the backwashing capability provided in the background technology is poor, and the waste residue is easy to remain at the filtering position.

In order to achieve the above purpose, the utility model provides a following technical scheme: including the filter vat, the hole has been seted up on the top of filter vat and has been placed, the inside of placing the hole is pegged graft and is had the filter stand, the inside fixedly connected with filter screen of filter stand, the inside fixedly connected with support frame in bottom of filter stand, the inside of support frame is rotated and is connected with the dwang, the surface of dwang is provided with a plurality of poles of scraping, the lower extreme outer fixed surface of dwang is connected with turbine blade, the first worry pipe of the inside fixedly connected with of filter vat, the filtration hole has been seted up to the surface of first worrying the pipe.

Through adopting above-mentioned technical scheme, worry the filter screen and the filter stand that the inside setting of pipe and second was considered through first and can reach filterable effect when using, when carrying out the anti-filtration, drive turbine blade through rivers and rotate to make turbine blade drive the dwang and rotate, in the dwang pivoted, fix the effect that can reach the impurity of striking off the filter screen internal surface at the pole of scraping of dwang surface.

Furtherly, the inside fixedly connected with baffle of filter vat, pipe and siphunculus are considered to the last fixed surface of baffle is connected with the second, the first connecting pipe of bottom fixedly connected with and the second connecting tube of baffle, first connecting pipe bottom is provided with first solenoid valve, the bottom of second connecting tube is provided with the second solenoid valve, the bottom fixedly connected with U type connecting tube of filter vat, upper end one side fixedly connected with third solenoid valve of first connecting pipe, one side fixedly connected with fourth solenoid valve T type pipeline of second connecting tube, fixedly connected with T type pipeline between third solenoid valve and the fourth solenoid valve T type pipeline, the bottom fixedly connected with water inlet of filter vat.

Through adopting above-mentioned technical scheme, can reach the effect of back flush filter screen through setting up four solenoid valves cooperation use below the baffle, also make first worry pipe and second worry the pipe simultaneously and filter in turn, effect that can use to reciprocate.

Further, the upper surface fixedly connected with first controller of filter vat, the upper surface of filter vat is provided with the shrouding, the side surface of filter vat is provided with the delivery port, and delivery port and filter vat fixed connection, the bottom fixedly connected with supporting leg of filter vat, the lower extreme electricity of first controller is connected with the second controller.

Through adopting above-mentioned technical scheme, when using the back flush filter, get into sewage through the water inlet, from the interior clean water discharge after will filtering of water outlet, can fix through the shrouding when installing the filter screen and filtering the frame.

Furthermore, the filter screen and the filter rack are inserted in the first filter pipe.

By adopting the technical scheme, when the filter screen and the filter frame are replaced, the filter screen and the filter frame can be detached and replaced by screwing down the bolt on the sealing plate, so that the effect of convenient replacement is achieved.

Further, first worry that pipe and second are considered to manage and peg graft inside the baffle and be connected with first connecting pipe and second connecting tube, U type connecting tube pegs graft in the bottom of filter vat and is connected with second solenoid valve and second connecting tube, T type pipeline pegs graft inside the bottom of filter vat, and is connected with the water inlet.

Through adopting above-mentioned technical scheme, the sewage that gets into through the water inlet can pass through T type pipeline and transmit the inside of second connecting tube or first connecting tube, then worry the inside filter screen and the filter frame of managing or first worrying through the second and filter.

Further, the shrouding passes through bolt fixed connection at the upper surface of filter vat, the second controller passes through the electricity with first solenoid valve, second solenoid valve, third solenoid valve and fourth solenoid valve and connects.

By adopting the technical scheme, the four electromagnetic valves can be controlled to be mutually matched and switched by the second controller, so that the backwashing filtration function can be achieved.

The utility model provides a back flush filter possesses following beneficial effect:

1. this back flush filter, the filter screen and the filter stand that set up through first worry pipe and second worry inside can reach filterable effect when using, when carrying out the back filtration, drives turbine blade through rivers and rotates to make turbine blade drive the dwang and rotate, in the dwang pivoted, fix the effect that can reach the impurity of striking off the filter screen internal surface at the pole of scraping of dwang surface.

2. The backwashing filter can achieve the effect of backwashing a filter screen by matching the four electromagnetic valves arranged below the partition plate, and simultaneously, the first filter pipe and the second filter pipe can be alternately filtered and can be used repeatedly.

Drawings

Fig. 1 is a front view of a backwash filter according to the present invention;

fig. 2 is an exploded view of a backwash filter according to the present invention;

fig. 3 is a sectional view of a backwash filter according to the present invention;

FIG. 4 is an enlarged view of the structure at the position A of the backwash filter provided by the present invention;

fig. 5 is a rear view structural sectional view of a backwash filter according to the present invention;

fig. 6 is a front structural sectional view of a backwash filter according to the present invention.

Illustration of the drawings:

1. a filter vat; 2. a first controller; 3. closing the plate; 4. a water outlet; 5. a water inlet; 6. supporting legs; 7. placing holes; 8. a filter screen; 9. a filter frame; 10. a second controller; 11. rotating the rod; 12. a first filter tube; 13. a filtration pore; 14. a partition plate; 15. a scraping rod; 16. a support frame; 17. a turbine blade; 18. a second filter tube; 19. a first connecting pipe; 20. a first solenoid valve; 21. a second solenoid valve; 22. a second connecting pipe; 23. pipe passing; 24. a U-shaped connecting pipeline; 25. a third solenoid valve; 26. a fourth solenoid valve; 27. t-shaped pipeline.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides an embodiment: the utility model provides a back flush filter, including filter vat 1, filter vat 1's top has been seted up and has been placed hole 7, the inside grafting of placing hole 7 has filter stand 9, filter stand 9's inside fixedly connected with filter screen 8, filter stand 9's the inside fixedly connected with support frame 16 in bottom, support frame 16's inside rotation is connected with dwang 11, dwang 11's surface is provided with a plurality of poles of scraping 15, the lower extreme external surface fixedly connected with turbine blade 17 of dwang 11, the first pipe 12 of considering of the inside fixedly connected with of filter vat 1, filter hole 13 has been seted up to the surface of first pipe 12 of considering, filter screen 8 and filter stand 9 through the inside setting of first pipe 12 of considering and second pipe 18 can reach filterable effect when using, when carrying out the anti-filtration, drive turbine blade 17 through rivers and rotate, thereby make turbine blade 17 drive dwang 11 rotate, in dwang 11 pivoted, the pole 15 of scraping of fixing at dwang 11 surface can reach the effect of scraping the impurity of filter screen 8 internal surface.

The inside fixedly connected with baffle 14 of filter vat 1, the upper surface fixedly connected with second of baffle 14 considers pipe 18 and siphunculus 23, the bottom fixedly connected with first connecting pipe 19 and second connecting pipe 22 of baffle 14, first connecting pipe 19 bottom is provided with first solenoid valve 20, the bottom of second connecting pipe 22 is provided with second solenoid valve 21, the bottom fixedly connected with U type connecting pipe 24 of filter vat 1, one side fixedly connected with third solenoid valve 25 of the upper end of first connecting pipe 19, one side fixedly connected with fourth solenoid valve 26T type pipeline 27 of second connecting pipe 22, fixedly connected with T type pipeline 27 between third solenoid valve 25 and the fourth solenoid valve 26T type pipeline 27, the bottom fixedly connected with water inlet 5 of filter vat 1, through setting up the cooperation of four solenoid valves under baffle 14 and using can reach the effect of back flush 8, also make first considering pipe 12 and second to consider pipe 18 to filter simultaneously, can the reciprocating function that uses.

The upper surface of filter vat 1 is fixedly connected with first controller 2, the upper surface of filter vat 1 is provided with shrouding 3, the side surface of filter vat 1 is provided with delivery port 4, and delivery port 4 and filter vat 1 fixed connection, the bottom fixedly connected with supporting leg 6 of filter vat 1, the lower extreme electricity of first controller 2 is connected with second controller 10, when using back flush filter, get into sewage through water inlet 5, will filter the clean log raft after 4 from the delivery port, can fix through shrouding 3 when installing filter screen 8 and filter frame 9.

Filter screen 8 and filter frame 9 are pegged graft in the inside of first worry pipe 12, when changing filter screen 8 and filter frame 9, can just can dismantle filter screen 8 and filter frame 9 and changed through twisting the bolt on the shrouding 3 to reach the effect of being convenient for change.

The first filter pipe 12 and the second filter pipe 18 are connected with the first connecting pipe 19 and the second connecting pipe 22 in the partition board 14 in an inserting mode, the U-shaped connecting pipe 24 is connected with the second electromagnetic valve 21 and the second connecting pipe 22 in the bottom of the filter barrel 1 in an inserting mode, the T-shaped pipe 27 is connected with the water inlet 5 in the bottom end of the filter barrel 1 in an inserting mode, sewage entering through the water inlet 5 can be transmitted to the second connecting pipe 22 or the first connecting pipe 19 through the T-shaped pipe 27, and then filtering is conducted through the second filter pipe 18 or the filter screen 8 and the filter frame 9 in the first filter pipe 12.

The closing plate 3 is fixedly connected to the upper surface of the filter vat 1 through bolts, the second controller 10 is electrically connected with the first electromagnetic valve 20, the second electromagnetic valve 21, the third electromagnetic valve 25 and the fourth electromagnetic valve 26, and the second controller 10 can control the four electromagnetic valves to be matched with each other to be switched, so that the backwashing filtration effect can be achieved.

The working principle is as follows:

when the filter is used, firstly, the third electromagnetic valve 25 is opened, and the fourth electromagnetic valve 26, the T-shaped pipeline 27, the second electromagnetic valve 21 and the first electromagnetic valve 20 are closed, so that sewage enters the T-shaped pipeline 27 through the water inlet 5, then the sewage is transmitted to the inside of the first filter pipe 12 through the first connecting pipe 19, and then the filtering effect in the use process can be achieved through the filter screen 8 and the filter frame 9 arranged inside the first filter pipe 12;

when reverse filtration is performed, the third electromagnetic valve 25 and the second electromagnetic valve 21 are closed, the first electromagnetic valve 20 and the fourth electromagnetic valve 26 are opened through the T-shaped pipeline 27, then the water valve of the water outlet 4 is closed, then sewage entering from the water inlet 5 can flow into the second connecting pipeline 22 from the T-shaped pipeline 27 and then flow into the second filtering pipe 18 from the second connecting pipeline 22, so that the filtering effect of the inside of the second filtering pipe 18 is achieved, because the water outlet 4 is closed, water flows can flow into the first connecting pipe 19 from the first filtering pipe 12 and then flows out from the sewage discharge port at the bottom end of the U-shaped connecting pipeline 24 through the first electromagnetic valve 20 and the U-shaped connecting pipeline 24, in the process of reverse filtration, the turbine blade 17 is driven to rotate by water flow, so that the turbine blade 17 drives the rotating rod 11 to rotate, and the scraping rod 15 fixed on the outer surface of the rotating rod 11 can achieve the effect of scraping impurities on the inner surface of the filtering net 8 while the rotating rod 11 rotates; after the impurities are cleaned, the switch of the water outlet 4 is opened, and the first electromagnetic valve 20 is closed, so that the filtration can be continuously carried out, and the uninterrupted backwashing effect is achieved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a back flush filter, includes filter vat (1), its characterized in that: the top of filter vat (1) has been seted up and has been placed hole (7), the inside grafting of placing hole (7) has filter frame (9), the inside fixedly connected with filter screen (8) of filter frame (9), the inside fixedly connected with support frame (16) in bottom of filter frame (9), the inside rotation of support frame (16) is connected with dwang (11), the surface of dwang (11) is provided with a plurality of poles (15) of scraping, the outer fixed surface of lower extreme of dwang (11) is connected with turbine blade (17), the first pipe (12) of worrying of the inside fixedly connected with of filter vat (1), the surface of first pipe (12) of worrying has seted up filtration pore (13).

2. The backflush filter of claim 1, wherein: the inside fixedly connected with baffle (14) of filter vat (1), the last fixed surface of baffle (14) is connected with the second and considers pipe (18) and siphunculus (23), the first connecting pipe of bottom fixedly connected with (19) and second connecting tube (22) of baffle (14), first connecting pipe (19) bottom is provided with first solenoid valve (20), the bottom of second connecting tube (22) is provided with second solenoid valve (21), the bottom fixedly connected with U type connecting tube (24) of filter vat (1), upper end one side fixedly connected with third solenoid valve (25) of first connecting pipe (19), one side fixedly connected with fourth solenoid valve (26) T type pipeline (27) of second connecting tube (22), fixedly connected with T type pipeline (27) between third solenoid valve (25) and fourth solenoid valve (26) T type pipeline (27), the bottom fixedly connected with water inlet (5) of filter vat (1).

3. The backflush filter of claim 1, wherein: the upper surface fixed connection of filter vat (1) has first controller (2), the upper surface of filter vat (1) is provided with shrouding (3), the side surface of filter vat (1) is provided with delivery port (4), and delivery port (4) and filter vat (1) fixed connection, the bottom fixed connection of filter vat (1) has supporting leg (6), the lower extreme electricity of first controller (2) is connected with second controller (10).

4. The backflush filter of claim 1, wherein: the filter screen (8) and the filter frame (9) are inserted in the first filter pipe (12).

5. The backflush filter of claim 2, wherein: first worry pipe (12) and second and worry pipe (18) and peg graft and be connected with first connecting pipe (19) and second connecting tube (22) in baffle (14) inside, U type connecting tube (24) are pegged graft in the bottom of filter vat (1) and are connected with second solenoid valve (21) and second connecting tube (22), T type pipeline (27) are pegged graft inside the bottom of filter vat (1), and are connected with water inlet (5).

6. The backflush filter of claim 3, wherein: the shrouding (3) pass through bolt fixed connection at the upper surface of filter vat (1), second controller (10) and first solenoid valve (20), second solenoid valve (21), third solenoid valve (25) and fourth solenoid valve (26) are through the electricity connection.