CN213885172U - Duplex filter - Google Patents

Duplex filter Download PDF

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Publication number
CN213885172U
CN213885172U CN202022911309.XU CN202022911309U CN213885172U CN 213885172 U CN213885172 U CN 213885172U CN 202022911309 U CN202022911309 U CN 202022911309U CN 213885172 U CN213885172 U CN 213885172U
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normally closed
filter
connecting pipe
tank body
port
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CN202022911309.XU
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郑均
彭斌斌
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Xianguo Daheng Fujian Agriculture Co Ltd
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Xianguo Daheng Fujian Agriculture Co Ltd
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Abstract

The utility model relates to the technical field of food processing, in particular to a duplex filter; the device comprises two groups of symmetrically arranged filter tanks, wherein each filter tank comprises a tank body and a cleaning device, and the tank body is provided with a cleaning port and a slag discharge port; a first normally closed joint is arranged on the slag discharging port; the cleaning device comprises a motor, a connecting pipe, a filter cylinder, a shunt ring and a second normally closed joint, wherein one end of the connecting pipe is connected with the motor, the other end of the connecting pipe is connected with the second normally closed joint, and the motor drives the connecting pipe to reciprocate towards the first normally closed joint; the filter cartridge comprises a cartridge body, the cartridge body is sleeved on the connecting pipe, the cartridge body is provided with a plurality of layers of filter screens, and slag discharging holes are formed in the side wall of the connecting pipe corresponding to the filter screens; the shunt ring comprises a conducting hole and a cover plate, and is rotationally connected to the inner wall of the tank body and the sleeve; the utility model discloses a cooperation between each structure realizes self-cleaning's function, very big increase of service life provides work efficiency simultaneously.

Description

Duplex filter
Technical Field
The utility model relates to a food processing technology field, concretely relates to pair filter.
Background
The duplex filter is also called a duplex switching filter and is formed by connecting two stainless steel filters in parallel, and the duplex filter has the advantages of novel and reasonable structure, good sealing property, strong circulation capacity, simple and convenient operation and the like, and is a multipurpose filtering device with wide application range and strong adaptability. Particularly, the filter bag has small side leakage probability, can accurately ensure the filtering precision, can quickly replace the filter bag, basically has no material consumption in the filtering process, and reduces the operation cost. The duplex filter is also called as a parallel switching filter, two tee ball valves are adopted, two single-tube filters are assembled on a base, the filter does not need to be stopped when being cleaned, the continuous work is ensured, the filter device is the first choice of the filter device of a non-stop production line, but the duplex filter needs to be manually cleaned after the filter element is polluted and blocked in the working process, and the labor intensity of workers is high, and the trouble is very high.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the technical problem to be solved by the utility model is to provide a duplex filter capable of automatically cleaning.
In order to solve the technical problem, the utility model discloses a technical scheme be:
the duplex filter comprises two groups of filter tanks which are symmetrically arranged, wherein each filter tank comprises a tank body and a cleaning device, and the tank body is provided with a cleaning port, a slag discharge port, a feeding channel and a discharging channel; the slag discharging port is positioned at the bottom of the tank body, and a first normally closed joint is arranged on the slag discharging port;
the cleaning device comprises a motor, a connecting pipe, a filter cylinder, a shunt ring and a second normally closed joint, wherein the connecting pipe is positioned in the tank body, one end of the connecting pipe is connected with the motor, the second normally closed joint is arranged at the other end of the connecting pipe, the first normally closed joint is communicated with the second normally closed joint when being connected, and the motor drives the connecting pipe to reciprocate towards the first normally closed joint;
the filter cartridge comprises a cartridge body, the top of the cartridge body is provided with a material port and a connecting hole for a connecting pipe to pass through, the cartridge body is fixed on the connecting pipe through the connecting hole, the cartridge body is provided with a plurality of layers of filter screens, and the side wall of the connecting pipe corresponding to the filter screens is provided with a slag discharge hole;
the shunt ring comprises a conducting hole and a cover plate, the shunt ring is rotationally connected to the inner wall of the tank body and the sleeve, when the first normally closed connector and the second normally closed connector are disconnected, the conducting hole is matched with the inner wall of the tank body to realize closing, and the material port is opened; when first normally closed joint and second normally closed joint intercommunication, the conducting hole switches on, and the apron closes the material mouth lid of barrel.
The beneficial effects of the utility model reside in that: the material inlet is connected with the inner wall of the tank body, the material outlet is connected with the inner wall of the tank body, the material inlet is connected with the material outlet, the material outlet is connected with the material inlet, the material inlet is connected with the material outlet, and the material outlet is connected with the material outlet; when the washing machine is used for washing, the feeding channel and the discharging channel are closed, the washing port and the slag discharging port are opened, when the first normally closed connector is communicated with the second normally closed connector, the conducting hole is communicated, the cover plate covers the material port of the barrel body, washing liquid enters the opening at the bottom of the barrel body from the conducting hole, enters the filter screen for washing, then enters the connecting pipe through the slag discharging hole, and finally is discharged from the slag discharging port through the first normally closed connector and the second normally closed connector; simple structure can make jar body need not to dismantle just can realize inside self-cleaning, very big increase of service life provides work efficiency simultaneously.
Drawings
FIG. 1 is a schematic diagram of a duplex filter according to an embodiment of the present invention during filtration;
FIG. 2 is a schematic illustration of a duplex filter according to an embodiment of the present invention during cleaning;
description of reference numerals: 1. a tank body; 11. cleaning the opening; 12. a slag discharge port; 13. a feed channel; 14. a discharge channel; 2. a cleaning device; 21. a motor; 22. a connecting pipe; 23. a filter cartridge; 231. a material port; 232. a filter screen; 24. a shunt ring; 241. a via hole; 242. a cover plate; 243. a ring body; 25. a second normally closed connector; 3. a first normally closed connector; 4. and (4) a valve.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 and 2, the duplex filter of the present invention comprises two sets of filter tanks symmetrically arranged, each filter tank comprises a tank body 1 and a cleaning device 2, and the tank body 1 is provided with a cleaning opening 11, a slag discharge opening 12, a feed channel 13 and a discharge channel 14; the slag discharging port 12 is positioned at the bottom of the tank body 1, and a first normally closed connector 3 is arranged on the slag discharging port 12;
the cleaning device 2 comprises a motor 21, a connecting pipe 22, a filter cylinder 23, a shunt ring 24 and a second normally closed joint 25, wherein the connecting pipe 22 is positioned in the tank body 1, one end of the connecting pipe 22 is connected with the motor 21, the second normally closed joint 25 is arranged at the other end of the connecting pipe 22, the first normally closed joint 3 is communicated with the second normally closed joint 25 when connected, and the motor 21 drives the connecting pipe 22 to reciprocate towards the first normally closed joint 3;
the filter cartridge 23 comprises a cartridge body, the top of the cartridge body is provided with a material port 231 and a connecting hole for the connecting pipe 22 to pass through, the cartridge body is fixed on the connecting pipe 22 through the connecting hole, the cartridge body is provided with a plurality of layers of filter screens 232, and the side wall of the connecting pipe 22 corresponding to the filter screens 232 is provided with a slag discharge hole;
the shunt ring 24 comprises a conducting hole 241 and a cover plate 242, the shunt ring 24 is rotationally connected to the inner wall of the tank body 1 and the sleeve, when the first normally closed connector 3 and the second normally closed connector 25 are disconnected, the conducting hole 241 is matched with the inner wall of the tank body 1 to realize closing, and the material opening 231 is opened; when the first normally closed connector 3 is communicated with the second normally closed connector 25, the conducting hole 241 is conducted, and the cover plate 242 covers the material opening 231 of the cylinder body.
As can be seen from the above description, the shunting ring 24 is rotatably connected to the inner wall of the tank body 1 and the sleeve to divide the tank body 1 into an upper space and a lower space, during filtration, the feeding channel 13 and the discharging channel 14 are closed and opened, the cleaning opening 11 and the slag discharging opening 12 are closed, the first normally closed connector 3 is disconnected from the second normally closed connector 25, the conducting hole 241 is matched with the inner wall of the tank body 1 to be closed, the material opening 231 is opened, the raw material enters the filter screen 232 from the material opening 231 to be filtered, and then is discharged from the opening at the bottom of the cylinder body and then is discharged from the discharging channel 14; during cleaning, the feeding channel 13 and the discharging channel 14 are closed, the cleaning port 11 and the slag discharging port 12 are opened, when the first normally closed connector 3 is communicated with the second normally closed connector 25, the conducting hole 241 is conducted, the cover plate 242 covers the material port 231 of the cylinder body, cleaning liquid enters the opening at the bottom of the cylinder body from the conducting hole 241, enters the filter screen 232 for cleaning, then enters the connecting pipe 22 through the slag discharging hole, and finally is discharged from the slag discharging port 12 through the first normally closed connector 3 and the second normally closed connector 25; simple structure can make jar body 1 need not to dismantle just can realize inside self-cleaning, very big increase of service life provides work efficiency simultaneously.
Furthermore, valves 4 are respectively arranged on the cleaning opening 11, the slag discharge opening 12, the feeding channel 13 and the discharging channel 14.
Further, the flow distribution ring 24 further includes a ring body 243, the conducting hole 241 is obliquely arranged on the ring body 243, the cover plate 242 is obliquely connected to the ring body 243, the cover plate 242 is located above the material opening 231, the ring body 243 is rotatably connected to the inner wall of the tank body 1 and the sleeve, and the tank body 1, the sleeve and the ring body 243 are in interference fit.
Further, the ring body 243 is made of an elastic material.
As can be seen from the above description, by using the ring body 243 made of elastic material, the structure can form an interference fit to achieve a sealing effect, and meanwhile, the ring body 243 is prevented from being difficult to rotate due to the steel type material.
Further, the number of the multiple layers of filter screens 232 in the cylinder body is gradually increased from top to bottom.
From the above description, through the multilayer filter screen 232 in the barrel from last mesh number increase gradually down, can realize multistage filtration.
Further, the inner side edge of the filter screen 232 is rotatably connected with the connecting pipe 22, the outer side edge is rotatably connected with the inner side wall of the cylinder, and the filter screen 232 is made of an elastic material; the connecting pipe 22 is connected with the connecting hole in a sliding and sealing mode.
As can be seen from the above description, the inner side of the filter screen 232 is rotatably connected to the connecting pipe 22, the outer side of the filter screen is rotatably connected to the inner side wall of the cylinder, the filter screen 232 is made of an elastic material, so that when the first normally closed connector 3 is communicated with the second normally closed connector 25, the filter screen 232 is in an inclined state.
Example one
A duplex filter comprises two groups of symmetrically arranged filter tanks, wherein each filter tank comprises a tank body and a cleaning device, and the tank body is provided with a cleaning port, a slag discharge port, a feeding channel and a discharging channel; the slag discharging port is positioned at the bottom of the tank body, and a first normally closed joint is arranged on the slag discharging port;
the cleaning device comprises a motor, a connecting pipe, a filter cylinder, a shunt ring and a second normally closed joint, wherein the connecting pipe is positioned in the tank body, one end of the connecting pipe is connected with the motor, the second normally closed joint is arranged at the other end of the connecting pipe, the first normally closed joint is communicated with the second normally closed joint when being connected, and the motor drives the connecting pipe to reciprocate towards the first normally closed joint;
the filter cartridge comprises a cartridge body, the top of the cartridge body is provided with a material port and a connecting hole for a connecting pipe to pass through, the cartridge body is fixed on the connecting pipe through the connecting hole, the cartridge body is provided with a plurality of layers of filter screens, and the side wall of the connecting pipe corresponding to the filter screens is provided with a slag discharge hole;
the shunt ring comprises a conducting hole and a cover plate, the shunt ring is rotationally connected to the inner wall of the tank body and the sleeve, when the first normally closed connector and the second normally closed connector are disconnected, the conducting hole is matched with the inner wall of the tank body to realize closing, and the material port is opened; when first normally closed joint and second normally closed joint intercommunication, the conducting hole switches on, and the apron closes the material mouth lid of barrel.
During filtering, the feeding channel and the discharging channel are closed and opened, the cleaning port and the slag discharging port are closed, the first normally closed connector and the second normally closed connector are disconnected, the conducting hole is matched with the inner wall of the tank body to realize closing, the material port is opened, raw materials enter the filter screen from the material port to be filtered, and then the raw materials are discharged from the opening at the bottom of the cylinder body and then discharged from the discharging channel; during the washing, feedstock channel and discharging channel close, and washing mouth and row cinder notch are opened, first normally closed joint when connecting with the second normally closed joint intercommunication, the conducting hole switches on, and the apron closes the material mouth lid of barrel, and the washing liquid enters into the opening of barrel bottom from the conducting hole and washes in entering into the filter screen, then enters into the connecting tube through row cinder hole again to connect through first normally closed joint and second normally closed joint by row cinder notch discharge at last.
And valves are respectively arranged on the cleaning port, the slag discharge port, the feeding channel and the discharging channel.
The shunt ring further comprises a ring body, the conducting hole is obliquely arranged on the ring body, the cover plate is obliquely connected to the ring body, the cover plate is located above the material opening, the ring body is rotatably connected to the inner wall of the tank body and the sleeve, and the tank body, the sleeve and the ring body are in interference fit.
The ring body is food-grade silica gel.
The number of the multiple layers of filter screens in the cylinder is gradually increased from top to bottom.
The inside edge of filter screen rotates with the connecting pipe to be connected, and the outside limit rotates with the inside wall of barrel to be connected, the filter screen is food level plastic mesh.
Example two
A duplex filter comprises two groups of symmetrically arranged filter tanks, wherein each filter tank comprises a tank body and a cleaning device, and the tank body is provided with a cleaning port, a slag discharge port, a feeding channel and a discharging channel; the slag discharging port is positioned at the bottom of the tank body, and a first normally closed joint is arranged on the slag discharging port;
the cleaning device comprises a motor, a connecting pipe, a filter cylinder, a shunt ring and a second normally closed joint, wherein the connecting pipe is positioned in the tank body, one end of the connecting pipe is connected with the motor, the second normally closed joint is arranged at the other end of the connecting pipe, the first normally closed joint is communicated with the second normally closed joint when being connected, and the motor drives the connecting pipe to reciprocate towards the first normally closed joint;
the filter cartridge comprises a cartridge body, the top of the cartridge body is provided with a material port and a connecting hole for a connecting pipe to pass through, the cartridge body is fixed on the connecting pipe through the connecting hole, the cartridge body is provided with a plurality of layers of filter screens, and the side wall of the connecting pipe corresponding to the filter screens is provided with a slag discharge hole;
the shunt ring comprises a conducting hole and a cover plate, the shunt ring is rotationally connected to the inner wall of the tank body and the sleeve, when the first normally closed connector and the second normally closed connector are disconnected, the conducting hole is matched with the inner wall of the tank body to realize closing, and the material port is opened; when first normally closed joint and second normally closed joint intercommunication, the conducting hole switches on, and the apron closes the material mouth lid of barrel.
During filtering, the feeding channel and the discharging channel are closed and opened, the cleaning port and the slag discharging port are closed, the first normally closed connector and the second normally closed connector are disconnected, the conducting hole is matched with the inner wall of the tank body to realize closing, the material port is opened, raw materials enter the filter screen from the material port to be filtered, and then the raw materials are discharged from the opening at the bottom of the cylinder body and then discharged from the discharging channel; during the washing, feedstock channel and discharging channel close, and washing mouth and row cinder notch are opened, first normally closed joint when connecting with the second normally closed joint intercommunication, the conducting hole switches on, and the apron closes the material mouth lid of barrel, and the washing liquid enters into the opening of barrel bottom from the conducting hole and washes in entering into the filter screen, then enters into the connecting tube through row cinder hole again to connect through first normally closed joint and second normally closed joint by row cinder notch discharge at last.
And valves are respectively arranged on the cleaning port, the slag discharge port, the feeding channel and the discharging channel.
The shunt ring further comprises a ring body, the conducting hole is obliquely arranged on the ring body, the cover plate is obliquely connected to the ring body, the cover plate is located above the material opening, the ring body is rotatably connected to the inner wall of the tank body and the sleeve, and the tank body, the sleeve and the ring body are in interference fit.
The ring body is made of food-grade plastics.
The number of the multiple layers of filter screens in the cylinder is gradually increased from top to bottom.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.

Claims (6)

1. A duplex filter is characterized by comprising two groups of symmetrically arranged filter tanks, wherein each filter tank comprises a tank body and a cleaning device, and the tank body is provided with a cleaning port, a slag discharge port, a feeding channel and a discharging channel; the slag discharging port is positioned at the bottom of the tank body, and a first normally closed joint is arranged on the slag discharging port;
the cleaning device comprises a motor, a connecting pipe, a filter cylinder, a shunt ring and a second normally closed joint, wherein the connecting pipe is positioned in the tank body, one end of the connecting pipe is connected with the motor, the second normally closed joint is arranged at the other end of the connecting pipe, the first normally closed joint is communicated with the second normally closed joint when being connected, and the motor drives the connecting pipe to reciprocate towards the first normally closed joint;
the filter cartridge comprises a cartridge body, the top of the cartridge body is provided with a material port and a connecting hole for a connecting pipe to pass through, the cartridge body is fixed on the connecting pipe through the connecting hole, the cartridge body is provided with a plurality of layers of filter screens, and the side wall of the connecting pipe corresponding to the filter screens is provided with a slag discharge hole;
the shunt ring comprises a conducting hole and a cover plate, the shunt ring is rotationally connected to the inner wall of the tank body and the sleeve, when the first normally closed connector and the second normally closed connector are disconnected, the conducting hole is matched with the inner wall of the tank body to realize closing, and the material port is opened; when first normally closed joint and second normally closed joint intercommunication, the conducting hole switches on, and the apron closes the material mouth lid of barrel.
2. The duplex filter of claim 1, wherein valves are disposed on the cleaning port, the slag discharge port, the feed channel and the discharge channel, respectively.
3. The duplex filter of claim 1, wherein the flow distribution ring further comprises a ring body, the via hole is obliquely formed in the ring body, the cover plate is obliquely connected to the ring body and positioned above the material opening, the ring body is rotatably connected to the inner wall of the tank body and the sleeve, and the tank body, the sleeve and the ring body are in interference fit.
4. The duplex filter of claim 3 wherein the ring is elastomeric.
5. The duplex filter according to claim 1, wherein the number of the filter screens in the cylinder is gradually increased from top to bottom.
6. The duplex filter according to claim 1, wherein the inner side edge of the filter screen is rotatably connected with the connecting pipe, the outer side edge is rotatably connected with the inner side wall of the cylinder body, and the filter screen is made of elastic material; the connecting pipe is connected with the connecting hole in a sliding and sealing mode.
CN202022911309.XU 2020-12-08 2020-12-08 Duplex filter Active CN213885172U (en)

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CN202022911309.XU CN213885172U (en) 2020-12-08 2020-12-08 Duplex filter

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CN202022911309.XU CN213885172U (en) 2020-12-08 2020-12-08 Duplex filter

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118341161A (en) * 2024-06-18 2024-07-16 辉县市振宜机械有限公司 A high efficiency filtration device for chemical pumps

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118341161A (en) * 2024-06-18 2024-07-16 辉县市振宜机械有限公司 A high efficiency filtration device for chemical pumps

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