CN219423853U - Backwash filter for wastewater treatment - Google Patents

Abstract

The utility model discloses a backwash filter for wastewater treatment, which comprises an upper cylinder body and a lower cylinder body, wherein connecting flanges are respectively arranged at the connecting positions of the upper cylinder body and the lower cylinder body, a water inlet pipe is arranged on one side of the upper cylinder body, a water outlet pipe is arranged at the bottom of the lower cylinder body, a tube plate is arranged at the bottom of the inner wall of the upper cylinder body, a plurality of filter cartridges are arranged on the tube plate, and baffle plates are fixedly connected to the top ends of the filter cartridges. According to the utility model, the water driving blade on the rotating rod can be driven to rotate while water is fed through the water inlet pipe, the rotating rod is driven to rotate after the water driving blade rotates, the reciprocating screw rod barrel in the middle of the filter cylinder is driven to rotate through the belt, the sleeve on the outer surface of the filter core can be driven to move up and down by the multifilament rod sleeve and the connecting rod, and the filter core can be back-flushed by matching with the flushing pipe, the flushing pump, the drainage branch pipe and the drainage main pipe, and impurities on the outer surface of the filter cylinder can be scrubbed, so that the filtering rate of the full-automatic back flushing filter is improved.

Description

Backwash filter for wastewater treatment

Technical Field

The utility model relates to the technical field of filter equipment, in particular to a backwash filter for wastewater treatment.

Background

The back flushing filter is one precise equipment to intercept water directly with filtering net to eliminate suspended matter and particulate matter, reduce turbidity, purify water, reduce dirt, bacteria and algae, rust, etc. and to purify water and protect other equipment. The water enters the self-cleaning filter body from the water inlet, and the system can automatically identify the deposition degree of impurities due to the intelligent design and automatically drain the sewage for the sewage valve signal.

When the filter element in the existing back flushing filter is used for a long time, impurities are adhered to the outer surface of the filter element, when the adhered impurities are more, the filter element is blocked, so that the flow rate of the filter element can be influenced, a back flushing device is required to be used for flushing the impurities blocked on the filter element, when the impurities are more adhered, the single back flushing cleaning efficiency is lower, the filter element cannot be dredged quickly, and the treatment efficiency of the back flushing filter is influenced.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a backwash filter for wastewater treatment.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a back flush filter for wastewater treatment, includes barrel and lower barrel, the junction of going up barrel and lower barrel is equipped with flange respectively, one side of going up the barrel is provided with the inlet tube, the bottom of lower barrel is provided with the outlet pipe, the bottom of going up the barrel inner wall is provided with the tube sheet, be provided with a plurality of filter cartridges on the tube sheet, a plurality of the equal fixedly connected with baffle in top of filter cartridge, the inside of going up the barrel is provided with outer clean subassembly and drive assembly, outer clean subassembly is including setting up the inside reciprocating screw section of thick bamboo of tube sheet, the surface threaded connection of reciprocating screw section of thick bamboo has the reciprocating screw cover, the surface fixedly connected with of reciprocating screw cover a plurality of connecting rods, a plurality of the equal fixedly connected with sleeve of the other end of connecting rod, telescopic internal surface is provided with the cleaning brush, the inside of lower barrel is provided with the recoil subassembly.

As a further description of the above technical solution:

the filter cartridges are symmetrically distributed by taking the reciprocating screw rod cartridge as a center point, and the sleeves are respectively and slidably connected with the outer surfaces of the filter cartridges.

As a further description of the above technical solution:

the driving assembly comprises a rotating rod which is rotatably connected to the top of the inner wall of the upper cylinder body, and a plurality of water driving blades are fixedly connected to the outer surface of the rotating rod.

As a further description of the above technical solution:

the outer surface of the rotating rod is in transmission connection with the outer surface of the reciprocating screw rod cylinder through a belt.

As a further description of the above technical solution:

the recoil assembly comprises a fixed pipe fixedly connected to the bottom of the inner wall of the lower cylinder body, a main drainage pipe is rotationally communicated in the top of the fixed pipe, one side of the main drainage pipe is communicated with a branch drainage pipe, and the top end of the branch drainage pipe is matched with the bottom end of the filter cylinder.

As a further description of the above technical solution:

the top fixedly connected with actuating lever of drainage main pipe, the top of actuating lever runs through tube sheet, reciprocal lead screw section of thick bamboo in proper order and extends to the top of last barrel, the top fixedly connected with driving motor of actuating lever

As a further description of the above technical solution:

the bottom of the fixed pipe is communicated with a flushing pipe, and a flushing pump is arranged on the flushing pipe.

The utility model has the following beneficial effects:

1. compared with the prior art, the rotary full-automatic back flushing filter has the advantages that when water enters through the water inlet pipe, the water driving blade on the rotating rod can be pushed to rotate, the rotating rod can be driven to rotate after the water driving blade rotates, the reciprocating screw rod barrel in the middle of the filter cylinder can be rotated through the belt, the sleeve which can drive the outer surface of the filter element to move up and down by the aid of the multifilament rod sleeve and the connecting rod, the filter element can be back flushed by the aid of the cooperation of the flushing pipe, the flushing pump, the drainage branch pipe and the drainage main pipe, impurities on the outer surface of the filter cylinder can be scrubbed, the blocking position on the filter element can be dredged quickly, filtering operation is convenient to continue, and the filtering rate of the full-automatic back flushing filter is improved.

2. Compared with the prior art, the rotary full-automatic back flushing filter drives the drainage main pipe connected with the bottom to rotate through the rotation of the driving rod, so that the drainage branch pipes communicated with the drainage main pipe can be connected with filter cylinders at different positions, back flushing of the filter cylinders is conveniently realized, and the purpose of rotary full-automatic back flushing is achieved.

Drawings

FIG. 1 is a perspective view of the whole structure of a backwash filter for wastewater treatment according to the present utility model;

FIG. 2 is a perspective view showing the overall internal structure of a backwash filter for wastewater treatment according to the present utility model;

FIG. 3 is a partial perspective view of a backwash filter for wastewater treatment according to the present utility model;

fig. 4 is an enlarged view at a in fig. 2.

Legend description:

1. an upper cylinder; 2. a lower cylinder; 3. a connecting flange; 4. a water inlet pipe; 5. a water outlet pipe; 6. a tube sheet; 7. a filter cartridge; 8. a baffle; 9. a reciprocating screw cylinder; 10. a multifilament pole sleeve; 11. a connecting rod; 12. a sleeve; 13. a rotating lever; 14. water flooding leaves; 15. a belt; 16. a fixed tube; 17. a drainage main pipe; 18. a water discharge branch pipe; 19. a driving motor; 20. a water flushing pipe; 21. a flushing pump; 22. and a driving rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled 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.

Referring to fig. 1 to 4, the present utility model provides a backwash filter for wastewater treatment: comprises an upper cylinder body 1 and a lower cylinder body 2, wherein a feeding port for filtering substances is arranged on the upper cylinder body 1, a connecting flange 3 is respectively arranged at the joint of the upper cylinder body 1 and the lower cylinder body 2, a water inlet pipe 4 is arranged at one side of the upper cylinder body 1, a water outlet pipe 5 is arranged at the bottom of the lower cylinder body 2, a tube plate 6 is arranged at the bottom of the inner wall of the upper cylinder body 1, a plurality of filter cartridges 7 are arranged on the tube plate 6, baffle plates 8 are fixedly connected at the top ends of the filter cartridges 7, an outer cleaning component and a driving component are arranged in the upper cylinder body 1, the outer cleaning component comprises a reciprocating screw cylinder 9 arranged in the tube plate 6, the filter cartridges 7 are symmetrically distributed by taking the reciprocating screw cylinder 9 as a central point, a reciprocating screw sleeve 10 is connected with the outer surface of the reciprocating screw cylinder 9 in a threaded manner, a plurality of connecting rods 11 are fixedly connected with the outer surface of the reciprocating screw sleeve 10, sleeves 12 are fixedly connected with the other ends of the connecting rods 11, the connecting rod 11 is used for connecting the sleeve 12 and the reciprocating screw rod sleeve 10 so that the sleeve 12 and the reciprocating screw rod sleeve 10 can synchronously move, the inner surfaces of the sleeve 12 are provided with cleaning brushes, the sleeves 12 are respectively and slidably connected with the outer surfaces of the filter cylinders 7, impurities attached to the outer parts of the filter cylinders 7 can be brushed through the cleaning brushes in the sleeves 12, the dredging speed of the filter cylinders 7 is improved, the driving assembly comprises a rotating rod 13 rotatably connected to the top of the inner wall of the upper cylinder body 1, the outer surface of the rotating rod 13 is fixedly connected with a plurality of water driving blades 14, the outer surface of the rotating rod 13 is in transmission connection with the outer surface of the reciprocating screw rod cylinder 9 through a belt 15, belt pulleys matched with the belt 15 are respectively arranged on the outer surfaces of the rotating rod 13 and the reciprocating screw rod cylinder 9, the water inlet pipe 4 can be connected with an external water source or can be connected with liquid to be filtered, the filter cartridge 7 can be filtered, and meanwhile, the sleeve 12 can be driven to move up and down on the outer surface of the filter cartridge 7 through the water driving blade 14, the rotating rod 13, the belt 15, the reciprocating screw rod barrel 9, the reciprocating screw rod sleeve 10 and the connecting rod 11, so that the possibility of blocking the filter cartridge 7 during filtering is reduced.

The inside of lower barrel 2 is provided with recoil subassembly, recoil subassembly includes fixed pipe 16 of fixed connection on the inner wall bottom of lower barrel 2, rotate in the inside at fixed pipe 16 top and communicate and have drainage to be responsible for 17, one side intercommunication of drainage to be responsible for 17 has drainage branch pipe 18, drainage branch pipe 18 uses drainage to be responsible for 17 as centre of a circle point rotation, the top of drainage branch pipe 18 and the bottom looks adaptation of straining a section of thick bamboo 7, the top fixedly connected with actuating lever 22 of drainage to be responsible for 17, the top of actuating lever 22 runs through tube sheet 6 in proper order, reciprocating screw section of thick bamboo 9 and extends to the top of upper barrel 1, actuating lever 22's top fixedly connected with driving motor 19, driving motor 19 connects external power source and control switch, it is rotated through driving motor 19, utilize actuating lever 22 to realize drainage branch pipe 18 and by the jam straining section of thick bamboo 7 intercommunication, the bottom intercommunication of fixed pipe 16 has a flushing pipe 20, be provided with water pump 21 on the flushing pipe 20, external power source and control switch are connected to flushing pump 21.

Working principle:

during operation, the substances to be filtered are poured into the upper cylinder 1 and the lower cylinder 2 through the feed inlet on the upper cylinder 1 to be filtered, and meanwhile, certain substances are difficult to drain to the blocked 7 through the filter holes on the filter cylinder 7, so that the filter cylinder 7 is blocked easily, when the filter cylinder 7 is blocked, the water source entering through the water inlet pipe 4 drives the water driving blades 14 on one side to rotate, the driving blades 14 can drive the rotating rod 13 to rotate after rotating through the driving rod 22, so that the main drainage pipe 17 in the lower cylinder 2 rotates, the main drainage pipe 17 rotates to drive the water discharging branch pipe 18 to rotate below the blocked filter cylinder 7, at the moment, the water inlet pipe 4 on the upper cylinder 1 and the flushing pipe 20 on the lower cylinder 2 are communicated with an external water source, the external water source can be drained into the blocked 7 through the flushing pipe 20, the fixed pipe 16, the main drainage pipe 17 and the water discharging branch pipe 18, and the water driving blades 14 on one side can be driven to rotate through the water driving blades 14 after rotating, the belt 15 can drive the rotating rod 13 to rotate, and the filter cylinder 7 can be conveniently and rapidly moved to the filter cylinder 7 through the belt 15, and the filter cylinder 10 can be conveniently and reciprocally moved to the filter cylinder 7 to the outside through the reciprocating sleeve 10.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. The back flush filter for wastewater treatment comprises an upper cylinder (1) and a lower cylinder (2), and is characterized in that: the utility model discloses a cleaning device for a water heater, including upper barrel (1) and lower barrel (2), the junction of upper barrel (1) and lower barrel (2) is equipped with flange (3) respectively, one side of upper barrel (1) is provided with inlet tube (4), the bottom of lower barrel (2) is provided with outlet pipe (5), the bottom of upper barrel (1) inner wall is provided with tube sheet (6), be provided with a plurality of filter cartridges (7) on tube sheet (6), a plurality of the equal fixedly connected with baffle (8) in top of straining cartridge (7), the inside of upper barrel (1) is provided with outer cleaning assembly and drive assembly, outer cleaning assembly is including setting up at the inside reciprocating screw section of thick bamboo (9) of tube sheet (6), the surface threaded connection of reciprocating screw section of thick bamboo (9) is provided with multifilament pole cover (10), the surface fixedly connected with a plurality of connecting rods (11) to multifilament pole cover (10), a plurality of the equal fixedly connected with sleeve (12) of the other end of connecting rod (11), the internal surface of sleeve (12) is provided with cleaning brush, the inside of barrel (2) down.

2. A backwash filter for wastewater treatment according to claim 1 wherein: the filter cartridges (7) are symmetrically distributed by taking the reciprocating screw rod barrel (9) as a center point, and the sleeves (12) are respectively and slidably connected with the outer surfaces of the filter cartridges (7).

3. A backwash filter for wastewater treatment according to claim 1 wherein: the driving assembly comprises a rotating rod (13) rotatably connected to the top of the inner wall of the upper cylinder body (1), and a plurality of water driving blades (14) are fixedly connected to the outer surface of the rotating rod (13).

4. A backwash filter for wastewater treatment according to claim 3 wherein: the outer surface of the rotating rod (13) is in transmission connection with the outer surface of the reciprocating screw rod cylinder (9) through a belt (15).

5. A backwash filter for wastewater treatment according to claim 1 wherein: the recoil assembly comprises a fixed pipe (16) fixedly connected to the bottom of the inner wall of the lower cylinder body (2), a main drainage pipe (17) is rotationally communicated in the top of the fixed pipe (16), one side of the main drainage pipe (17) is communicated with a branch drainage pipe (18), and the top end of the branch drainage pipe (18) is matched with the bottom end of the filter cylinder (7).

6. A backwash filter for wastewater treatment according to claim 5 wherein: the top fixedly connected with actuating lever (22) of drainage person in charge (17), the top of actuating lever (22) runs through tube sheet (6), reciprocating screw section of thick bamboo (9) in proper order and extends to the top of last barrel (1), the top fixedly connected with driving motor (19) of actuating lever (22).

7. A backwash filter for wastewater treatment according to claim 5 wherein: the bottom end of the fixed pipe (16) is communicated with a flushing pipe (20), and a flushing pump (21) is arranged on the flushing pipe (20).