CN220758206U - Back flushing mechanism of activated carbon filter - Google Patents

Abstract

The utility model discloses an activated carbon filter back flushing mechanism which comprises an operation base and a bottom end cover, wherein the top of the operation base is fixedly connected with the bottom end cover, the top of the bottom end cover is fixedly connected with a filtering tank, a drain pipe is arranged below the right side of the filtering tank in a penetrating way, a three-way valve is arranged above the right side of the filtering tank in a penetrating way, a water inlet pipe is arranged at the right end of the three-way valve in a penetrating way, a water delivery pipe is arranged at the top side of the three-way valve in a penetrating way, a water flushing pipe is arranged in the middle of the top side of the filtering tank in a penetrating way, sewage is filtered in the sewage discharging process, the later sewage separation work is omitted, the practicability is greatly improved, the design structure is simple, the back flushing of an activated carbon filter cylinder is more convenient, the inner wall of the activated carbon filter cylinder can be cleaned, and impurities remained on the outer wall of the filter cylinder can be effectively flushed.

Description

Back flushing mechanism of activated carbon filter

Technical Field

The utility model relates to the technical field of activated carbon filters, in particular to a back flushing mechanism of an activated carbon filter.

Background

The active carbon filter is a common water treatment device, can adsorb residual chlorine which cannot be removed in the preceding stage filtration as the pretreatment of the water treatment desalination system, can effectively ensure the service life of the subsequent stage device, and the existing active carbon filter needs manual cleaning and is inconvenient for the automatic omnibearing spray liquid back flushing of the internal filter structure of the active carbon filter.

In the prior art, application number 202122760450.9 discloses an automatic back flushing activated carbon filter, which comprises a filter main body, support bottom columns are installed at four corners of the bottom of the filter main body, a clamping seat is arranged on the upper side of the inside of the filter main body, a clamping groove is installed at the bottom of the inner wall of the filter main body, an activated carbon filter basket is installed at the top of the clamping seat and embedded into the top of the clamping groove, a pressure sensor is installed at the bottom end of the inner wall of the filter main body and positioned at the inner side of the clamping groove, a liquid outlet pipe is installed at the bottom end of the filter main body and penetrates through the inner side of the clamping groove, a liquid outlet electric control valve is sleeved on the periphery of the liquid outlet pipe, and a liquid inlet pipe and a back flushing drain pipe are sequentially installed on the right side of the filter main body from top to bottom; the device has complicated operation of the backflushing structure, can only flush the inner wall of the filter element, but residual impurities on the outer wall of the filter element cannot be effectively flushed, and discharged sewage also needs subsequent filtration, so that the practicability is greatly reduced.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of Invention

Aiming at the problems in the related art, the utility model provides a back flushing mechanism of an activated carbon filter, which aims to overcome the technical problems in the prior art.

For this purpose, the utility model adopts the following specific technical scheme:

the utility model provides an active carbon filter back flush mechanism, includes operation base, bottom end cover, operation base top and bottom end cover fixed connection, bottom end cover top fixedly connected with filter tank, it is equipped with the drain pipe to link up to filter tank right side below, it has the three-way valve to link up to filter tank right side top, three-way valve right-hand member link up and is connected with the inlet tube, three-way valve top side link up and is connected with the raceway, it has the flushing pipe to link up in the middle part of the filter tank top side, flushing pipe and raceway link up and be connected, bottom end cover left side link up and is connected with first blow off pipe.

Preferably, the top of the inner cavity of the bottom end cover is in through connection with an L-shaped bent pipe, the left end of the L-shaped bent pipe is in through fixed connection with a first sewage drain pipe, the top side of the outer wall of the L-shaped bent pipe is in through connection with a water receiving pipe, the left side of the inner wall of the L-shaped bent pipe is fixedly connected with a filter screen, the bottom side of the outer wall of the L-shaped bent pipe is in through connection with a second sewage drain pipe, and the second sewage drain pipe penetrates through the rear side of the bottom end cover.

Preferably, the top side of the inner wall of the filter tank is fixedly connected with a hollow disc, spray holes are formed in the outer wall of the hollow disc in a penetrating mode at equal intervals, a sewer pipe is connected to the bottom side of the hollow disc in a penetrating mode, an activated carbon filter screen cylinder is fixedly connected to the bottom side of the hollow disc, and an adjusting disc is connected to the bottom side of the inner wall of the filter tank.

Preferably, the downcomer is located the active carbon filter screen cylinder inboard, the active carbon filter screen cylinder inboard is equipped with the head rod, fixedly connected with first scraper blade on the head rod outer wall, operation base inner chamber middle part fixedly connected with motor, the output shaft of motor stretches into the filtration jar inner chamber, and fixedly connected with rolling disc, the rolling disc activity inlays and locates inside the regulating disc, head rod bottom and regulating disc topside fixed connection.

Preferably, the top of the adjusting disk is fixedly connected with a second connecting rod, the outer wall of the second connecting rod is fixedly connected with a second scraping plate, and the first scraping plate and the second scraping plate are respectively movably attached to the inner wall and the outer wall of the activated carbon filter screen cylinder.

Preferably, the regulating disk comprises an outer ring body and an inner ring body, wherein the inner ring body is symmetrically provided with the inner side of the outer ring body through bearings and is respectively leveled with the outer ring body up and down, the bottom side of the activated carbon filter screen cylinder is fixedly connected with the top of the inner ring body, the outer wall of the rotating disk is embedded and fixed with a gear disk, the outer wall of the outer ring body is connected with the inner wall of the filter tank through bearings, and an inner gear ring is embedded and fixed on the inner wall of the outer ring body, and the inner gear ring is meshed and connected with the gear disk.

The beneficial effects of the utility model are as follows: the sewage generated in the back flush operation is filtered, the later-stage sewage separation work is omitted, the practicability is greatly improved, the first scraping plate on the outer side of the first connecting rod scrapes the inner wall of the activated carbon filter screen cylinder, the design structure is simple, the back flush operation is carried out on the activated carbon filter screen cylinder to remove impurity particles more conveniently, the practicability is further improved, the first scraping plate on the outer wall of the first connecting rod and the second scraping plate on the outer wall of the second connecting rod can simultaneously rotate on the outer wall and the inner wall of the activated carbon filter screen cylinder, the outer wall of the activated carbon filter screen cylinder can be cleaned when the inner wall of the activated carbon filter screen cylinder is cleaned, and residual impurities on the outer wall of the filter core are effectively flushed.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic general structural view of an activated carbon filter backwash mechanism according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the internal structure of a bottom end cap of an activated carbon filter backwash mechanism according to an embodiment of the utility model;

FIG. 3 is a schematic cross-sectional view of an activated carbon filter cartridge of an activated carbon filter backwash mechanism according to an embodiment of the utility model;

fig. 4 is a schematic cross-sectional view of a conditioning disk and a rotating disk of an activated carbon filter backwash mechanism according to an embodiment of the present utility model.

In the figure:

1. an operation base; 2. a bottom end cap; 3. a filter tank; 4. a drain pipe; 5. a three-way valve; 6. a water inlet pipe; 7. a water pipe; 8. a water flushing pipe; 9. a first drain pipe; 10. an L-shaped bent pipe; 11. a water receiving pipe; 12. a filter screen; 13. a second drain pipe; 14. a hollow disc; 15. spraying holes; 16. a water supply pipe; 17. an activated carbon filter screen cylinder; 18. an adjusting plate; 19. a first connecting rod; 20. a first scraper; 21. a motor; 22. a rotating disc; 23. a second connecting rod; 24. a second scraper; 25. an outer ring body; 26. an inner ring body; 27. a gear plate; 28. an inner gear ring.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to an embodiment of the present utility model, an activated carbon filter backwash mechanism is provided.

Example 1

As shown in fig. 1-4, an activated carbon filter back flushing mechanism according to an embodiment of the utility model comprises an operation base 1 and a bottom end cover 2, wherein the top of the operation base 1 is fixedly connected with the bottom end cover 2, the top of the bottom end cover 2 is fixedly connected with a filter tank 3, a drain pipe 4 is arranged under the right side of the filter tank 3 in a penetrating way, a three-way valve 5 is arranged above the right side of the filter tank 3 in a penetrating way, a water inlet pipe 6 is arranged on the right end of the three-way valve 5 in a penetrating way, a water pipe 7 is arranged on the top side of the three-way valve 5 in a penetrating way, a flushing pipe 8 is arranged in the middle of the top side of the filter tank 3 in a penetrating way, the flushing pipe 8 is in a penetrating way with the water pipe 7, the left side of the bottom end cover 2 is in a penetrating way connected with a first drain pipe 9, the top of an inner cavity of the bottom end cover 2 is in a penetrating way connected with an L-shaped elbow 10, the left end of the L-shaped elbow 10 is in a penetrating and fixedly connected with the first drain pipe 9, the top side of the outer wall of the L-shaped bent pipe 10 is communicated with a water receiving pipe 11, the left side of the inner wall of the L-shaped bent pipe 10 is fixedly connected with a filter screen 12, the bottom side of the outer wall of the L-shaped bent pipe 10 is communicated with a second blow-off pipe 13, the second blow-off pipe 13 penetrates through the rear side of the bottom end cover 2, the top side of the inner wall of the filter tank 3 is fixedly connected with a hollow disc 14, the outer wall of the hollow disc 14 is equidistantly communicated with a spray hole 15, the bottom side of the hollow disc 14 is communicated with a drain pipe 16, the bottom side of the hollow disc 14 is fixedly connected with an active carbon filter screen cylinder 17, the bottom side of the inner wall of the filter tank 3 is connected with an adjusting disc 18, liquid is injected into the filter tank 3 through a water inlet pipe 6 for filtering operation, clear water can be injected into the water pipe 7 through the water inlet pipe 6 for back flushing operation through a three-way valve 5, the L-shaped bent pipe 10 and the water receiving pipe 11 are respectively positioned at the inner side and outer side of the active carbon filter screen cylinder 17 for back flushing operation, the sewage that the inside of active carbon filter screen cylinder 17 was back-flushed and the sewage that its outside was back-flushed insert L type return bend 10, and sewage can carry out filtering operation with the sewage that the back-flushing was got off through filter screen 12, and the water after the filtration is discharged through first blow off pipe 9, and the sewage after the filtration is discharged through second blow off pipe 13, and the waste water that produces at the back flush operation just accomplishes the filtration to sewage in the in-process of blowdown, has saved the work of later stage sewage separation, and the practicality improves greatly.

Example two

As shown in fig. 1-4, an activated carbon filter back flushing mechanism according to an embodiment of the utility model comprises an operation base 1 and a bottom end cover 2, wherein the top of the operation base 1 is fixedly connected with the bottom end cover 2, the top of the bottom end cover 2 is fixedly connected with a filter tank 3, a drain pipe 4 is arranged under the right side of the filter tank 3 in a penetrating way, a three-way valve 5 is arranged above the right side of the filter tank 3 in a penetrating way, a water inlet pipe 6 is arranged at the right end of the three-way valve 5 in a penetrating way, a water pipe 7 is arranged at the top side of the three-way valve 5 in a penetrating way, a flushing pipe 8 is arranged at the middle part of the top side of the filter tank 3 in a penetrating way, the flushing pipe 8 is in a penetrating way with the water pipe 7, a first drain pipe 9 is arranged at the left side of the bottom end cover 2 in a penetrating way, a sewer pipe 16 is positioned at the inner side of an activated carbon filter screen cylinder 17, a first connecting rod 19 is arranged at the inner side of the activated carbon filter screen cylinder 17, a first scraper 20 is fixedly connected to the outer wall of the first connecting rod 19, a motor 21 is fixedly connected at the middle part of an inner cavity of the operation base 1, an output shaft of a motor 21 stretches into an inner cavity of the filter tank 3 and is fixedly connected with a rotating disc 22, the rotating disc 22 is movably embedded in the adjusting disc 18, the bottom end of a first connecting rod 19 is fixedly connected with the top side of the adjusting disc 18, the top of the adjusting disc 18 is fixedly connected with a second connecting rod 23, the outer wall of the second connecting rod 23 is fixedly connected with a second scraping plate 24, the first scraping plate 20 and the second scraping plate 24 are respectively movably attached to the inner wall and the outer wall of the activated carbon filter screen cylinder 17, clean water washes the activated carbon filter screen cylinder 17 from outside to inside through a spraying hole 15 on the outer wall of the hollow disc 14, a sewer pipe 16 injects clean water into the activated carbon filter screen cylinder 17, so that the clean water washes the activated carbon filter screen cylinder 17 from inside to outside, the motor 21 is started, the output shaft of the motor 21 drives the rotating disc 22 to drive the first connecting rod 19 to eccentrically rotate, the first scraping plate 20 at the outer side of the first connecting rod 19 scrapes the inner wall of the activated carbon filter screen cylinder 17, the design structure is simple, the impurity particles are more convenient and more convenient to clean by back flushing the activated carbon filter screen cylinder 17, and the practicability is further improved.

Example III

As shown in fig. 1-4, an activated carbon filter back flushing mechanism according to an embodiment of the utility model comprises an operation base 1 and a bottom end cover 2, wherein the top of the operation base 1 is fixedly connected with the bottom end cover 2, the top of the bottom end cover 2 is fixedly connected with a filter tank 3, a drain pipe 4 is arranged under the right side of the filter tank 3 in a penetrating way, a three-way valve 5 is arranged above the right side of the filter tank 3 in a penetrating way, a water inlet pipe 6 is arranged at the right end of the three-way valve 5 in a penetrating way, a water pipe 7 is arranged at the top side of the three-way valve 5 in a penetrating way, a flushing pipe 8 is arranged at the middle part of the top side of the filter tank 3 in a penetrating way, the flushing pipe 8 is connected with the water pipe 7 in a penetrating way, a first drain pipe 9 is arranged at the left side of the bottom end cover 2 in a penetrating way, the regulating disk 18 comprises an outer ring 25 and an inner ring 26, the inner ring 26 is symmetrically arranged on the inner side of the outer ring 25 through bearings and is respectively leveled up and down with the outer ring 25, the bottom side of the activated carbon filter screen cylinder 17 is fixedly connected with the top of the inner ring body 26, the gear disk 27 is fixedly embedded in the outer wall of the rotating disk 22, the outer wall of the outer ring body 25 is connected with the inner wall of the filter tank 3 through a bearing, the inner wall is fixedly embedded with the inner gear ring 28, the inner gear ring 28 is in meshed connection with the gear disk 27, when the output shaft of the motor 21 drives the rotating disk 22 to rotate, the gear disk 27 on the outer wall of the rotating disk 22 drives the inner gear ring 28 on the inner side of the outer ring body 25 to be in meshed driving, the first scraping plate 20 on the outer wall of the first connecting rod 19 and the second scraping plate 24 on the outer wall of the second connecting rod 23 can simultaneously rotate on the outer wall and the inner wall of the activated carbon filter screen cylinder 17, the outer wall of the activated carbon filter screen cylinder 17 can be cleaned while the inner wall of the activated carbon filter screen cylinder 17 is cleaned, and impurities remained on the outer wall of the filter element can be effectively washed.

In summary, by means of the above technical scheme of the utility model, when the device is used, liquid is injected into the filtering tank 3 through the water inlet pipe 6 for filtering operation, clear water can be injected into the water pipe 7 through the water inlet pipe 6 through the control three-way valve 5, then clear water is flushed into the filtering tank 3 through the water flushing pipe for back flushing operation, the L-shaped bent pipe 10 and the water receiving pipe 11 are respectively positioned at the inner side and the outer side of the activated carbon filter screen cylinder 17, sewage which is back flushed inside the activated carbon filter screen cylinder 17 and sewage which is back flushed outside the activated carbon filter screen cylinder are connected into the L-shaped bent pipe 10, the sewage can carry out filtering operation on the back flushed sewage through the filter screen 12, the filtered water is discharged through the first sewage discharging pipe 9, the filtered sewage is discharged through the second sewage discharging pipe 13, and the sewage generated in the back flushing operation is filtered in the sewage discharging process, clear water washes the activated carbon filter screen cylinder 17 from outside to inside through the spraying hole 15 on the outer wall of the hollow disk 14, the sewer pipe 16 injects clear water into the activated carbon filter screen cylinder 17, make clear water wash the activated carbon filter screen cylinder 17 from inside to outside, start the motor 21, the output shaft of motor 21 drives the rotating disk 22 and rotates, make the rotating disk 22 drive the eccentric rotation of head rod 19, make the first scraper blade 20 outside the head rod 19 strike off the inner wall of the activated carbon filter screen cylinder 17, the toothed disc 27 on the outer wall of the rotating disk 22 drives the inside gear ring 28 meshing drive of outer ring 25, can make the first scraper blade 20 on the outer wall of the head rod 19, the second scraper blade 24 on the outer wall of the second connecting rod 23 can rotate at the outer wall of the activated carbon filter screen cylinder 17, the inner wall simultaneously, can clean the outer wall of the activated carbon filter screen cylinder 17 when cleaning the inner wall of the activated carbon filter screen cylinder 17.

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 (6)

1. The utility model provides an active carbon filter back flush mechanism, includes operation base (1), bottom end cover (2), a serial communication port, operation base (1) top and bottom end cover (2) fixed connection, bottom end cover (2) top fixedly connected with filter tank (3), filter tank (3) right side below link up and be equipped with drain pipe (4), filter tank (3) right side top link up and be connected with three-way valve (5), three-way valve (5) right-hand member link up and be connected with inlet tube (6), three-way valve (5) top link up and be connected with raceway (7), filter tank (3) top middle part link up and be connected with flushing pipe (8), flushing pipe (8) link up with raceway (7), bottom end cover (2) left side link up and be connected with first blow off pipe (9).

2. The activated carbon filter backwashing mechanism of claim 1, wherein the top of the inner cavity of the bottom end cover (2) is in through connection with an L-shaped bent pipe (10), the left end of the L-shaped bent pipe (10) is in through fixed connection with a first sewage draining pipe (9), the top side of the outer wall of the L-shaped bent pipe (10) is in through connection with a water receiving pipe (11), the left side of the inner wall of the L-shaped bent pipe (10) is fixedly connected with a filter screen (12), the bottom side of the outer wall of the L-shaped bent pipe (10) is in through connection with a second sewage draining pipe (13), and the second sewage draining pipe (13) penetrates through the rear side of the bottom end cover (2).

3. The activated carbon filter backwashing mechanism of claim 2, wherein a hollow disc (14) is fixedly connected to the top side of the inner wall of the filtering tank (3), spraying holes (15) are formed in the outer wall of the hollow disc (14) in an equidistant penetrating manner, a sewer pipe (16) is connected to the bottom side of the hollow disc (14) in a penetrating manner, an activated carbon filter screen cylinder (17) is fixedly connected to the bottom side of the hollow disc (14), and an adjusting disc (18) is connected to the bottom side of the inner wall of the filtering tank (3).

4. The activated carbon filter backwashing mechanism according to claim 3, wherein the sewer pipe (16) is located inside an activated carbon filter screen cylinder (17), a first connecting rod (19) is arranged inside the activated carbon filter screen cylinder (17), a first scraping plate (20) is fixedly connected to the outer wall of the first connecting rod (19), a motor (21) is fixedly connected to the middle part of an inner cavity of the operation base (1), an output shaft of the motor (21) stretches into the inner cavity of the filter tank (3), a rotating disc (22) is fixedly connected to the output shaft, the rotating disc (22) is movably embedded inside the adjusting disc (18), and the bottom end of the first connecting rod (19) is fixedly connected with the top side of the adjusting disc (18).

5. The activated carbon filter backwashing mechanism of claim 4, wherein a second connecting rod (23) is fixedly connected to the top of the adjusting disc (18), a second scraper blade (24) is fixedly connected to the outer wall of the second connecting rod (23), and the first scraper blade (20) and the second scraper blade (24) are respectively movably attached to the inner wall and the outer wall of the activated carbon filter screen cylinder (17).

6. The activated carbon filter backwashing mechanism of claim 5, wherein the adjusting disc (18) comprises an outer ring body (25) and an inner ring body (26), the inner ring body (26) is symmetrically provided with the inner side of the outer ring body (25) through bearings and is respectively flush with the outer ring body (25) up and down, the bottom side of the activated carbon filter screen cylinder (17) is fixedly connected with the top of the inner ring body (26), a gear disc (27) is fixedly embedded on the outer wall of the rotating disc (22), the outer wall of the outer ring body (25) is connected with the inner wall of the filtering tank (3) through bearings, an inner gear ring (28) is fixedly embedded on the inner wall of the outer ring body, and the inner gear ring (28) is in meshed connection with the gear disc (27).