CN221601412U - Backwash filter with anti-blocking function - Google Patents

Backwash filter with anti-blocking function Download PDF

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Publication number
CN221601412U
CN221601412U CN202323640283.XU CN202323640283U CN221601412U CN 221601412 U CN221601412 U CN 221601412U CN 202323640283 U CN202323640283 U CN 202323640283U CN 221601412 U CN221601412 U CN 221601412U
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China
Prior art keywords
circular
shell
ring
shaped rod
circular ring
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CN202323640283.XU
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Chinese (zh)
Inventor
张锦肖
施晓微
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Wenzhou Zhongwei Petrochemical Equipment Manufacturing Co ltd
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Wenzhou Zhongwei Petrochemical Equipment Manufacturing Co ltd
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Abstract

The utility model relates to the technical field of backwashing filters, and discloses a backwashing filter with an anti-blocking function, which comprises a shell; the round cover is arranged at the top of the shell; a filter element disposed within the housing; the disassembly and assembly mechanism comprises a first circular ring, a second circular ring, a circular groove, a circular block, a clamping groove and a U-shaped rod, wherein the circular groove is formed in the top of the first circular ring, the clamping groove is formed in the circular block, one end of the U-shaped rod is inserted into the clamping groove, the first circular ring and the second circular ring are arranged outside the shell, and the circular block is inserted into the circular groove; according to the utility model, the U-shaped rod is pulled, one end of the U-shaped rod is separated from the clamping groove, so that the second circular ring is released from the limitation, and the circular cover can be taken down, thereby facilitating the replacement of the filter element used for a long time.

Description

Backwash filter with anti-blocking function
Technical Field
The utility model relates to the technical field of backwashing filters, in particular to a backwashing filter with an anti-blocking function.
Background
At present, most of filters used in industry are T-shaped filters and Y-shaped filters, and the filters mainly comprise a shell, wherein a water inlet and a water outlet are formed in the shell, a filter element is arranged in the shell, and the filter element and the shell are detachable. When the filter is used, liquid to be filtered is fed from the water inlet, the liquid is filtered by the filter element, and the filtered liquid is discharged from the water outlet.
For example, the Chinese patent publication No. CN213995014U discloses the following technical scheme: a filter, in particular a backflushing filter. The device is characterized by comprising a cylindrical shell which is vertically arranged, wherein the upper part of the side wall of the cylindrical shell is provided with a water inlet, a first valve is arranged on the water inlet, the lower part of the side wall of the cylindrical shell is provided with a water outlet, and the water outlet is provided with a second valve. A tubular filter element is concentrically arranged in the cylindrical shell, the lower end of the filter element is fixed at the bottom of the shell, the side wall of the filter element is netty, and the upper edge of the filter element is positioned above the water outlet and below the water inlet; the periphery of the upper edge of the filter element is provided with a sealing ring plate with the inner side wall of the shell, the outer circular surface of the sealing ring plate is fixedly matched with the inner side wall of the shell in a sealing mode, and the inner circular surface of the sealing ring plate is fixedly matched with the outer side wall of the filter element in a sealing mode. The side wall of the shell below the sealing ring plate is provided with a high-pressure water inlet, and the high-pressure water inlet is provided with a third valve. The filter has simple cleaning process and high working efficiency.
However, the filter element is not easy to detach and replace by the technology, and the filter element needs to be replaced after long-time use although the purpose of preventing blockage is achieved.
Disclosure of utility model
(One) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a backwash filter with an anti-blocking function.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: a backwash filter with anti-blocking function comprises a shell; the round cover is arranged at the top of the shell; a filter element disposed within the housing; and the disassembly and assembly mechanism is arranged on the shell and the round cover and comprises a first round ring, a second round ring, a round groove, a round block, a clamping groove and a U-shaped rod, wherein the round groove is formed in the top of the first round ring, the clamping groove is formed in the round block, one end of the U-shaped rod is inserted into the clamping groove, the first round ring and the second round ring are arranged outside the shell, and the round block is inserted into the round groove.
Preferably, the first fixed cover of ring is established at the outer wall of casing, the second fixed cover of ring is established at the outer wall of dome, the outer wall fixedly connected with circle cover of casing, the inside of circle cover is provided with the spring.
Preferably, the other end swing joint of U type pole is in the inside of circle cover, the both ends of spring respectively with the other end of U type pole and the inner wall fixed connection of circle cover, can drive the U type pole through setting up the spring and reset.
Preferably, the top of dome is provided with the inlet tube, and is provided with first valve on the inlet tube, the inner wall fixedly connected with sealing member of dome, the hole has been seted up on the sealing member, the top of filter core and the bottom contact of sealing member can be with the top butt of filter core through setting up sealing member, when keeping filter core stable, still reach sealed effect, and can prevent that casing and dome junction from taking place to reveal.
Preferably, the bottom of casing is provided with the outlet pipe, and is provided with the second valve on the outlet pipe, the inside fixed mounting of casing has the spacing ring, and the bottom swing joint of filter core is in the inside of spacing ring, can carry out spacingly to the filter core through setting up the spacing ring, makes it keep stable.
Preferably, the high-pressure water pipe and the sewage drain pipe are arranged on the shell, a third valve and a fourth valve are respectively arranged on the high-pressure water pipe and the sewage drain pipe, the third valve is opened by closing the first valve and the second valve, high-pressure cleaning water is sent into the shell from the high-pressure water pipe, the high-pressure water and the filter element are filtered in opposite directions, dirt attached to the filter element is blown off, and after back flushing is finished, the fourth valve is opened to drain the sewage, so that the prior art is realized.
(III) beneficial effects
Compared with the prior art, the utility model provides a backwash filter with an anti-blocking function, which has the following beneficial effects:
1. According to the backwash filter with the anti-blocking function, the U-shaped rod is pulled, one end of the U-shaped rod is separated from the clamping groove, so that the second circular ring is free from limitation, and the circular cover can be taken down, so that the filter element used for a long time is convenient to replace.
2. This back flush filter with prevent blockking up function can with the top butt of filter core through setting up the sealing member, when keeping the filter core stable, still reaches sealed effect, and can prevent that casing and dome junction from taking place to reveal.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
Fig. 3 is an enlarged view of the present utility model a.
In the figure: 1. a housing; 2. a dome; 3. a water inlet pipe; 4. a first valve; 5. a water outlet pipe; 6. a second valve; 7. a disassembly and assembly mechanism; 701. a first circular ring; 702. a second circular ring; 703. a circular groove; 704. round blocks; 705. a clamping groove; 706. a U-shaped rod; 707. a round sleeve; 708. a spring; 8. a filter element; 9. a seal; 10. a hole; 11. a limiting ring; 12. a high pressure water pipe; 13. a third valve; 14. a blow-down pipe; 15. and a fourth valve.
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.
Example 1
As shown in fig. 1 to 3, the present utility model provides a backwash filter with anti-clogging function, comprising a housing 1; a dome 2 provided on the top of the housing 1; a filter element 8 provided inside the housing 1; the disassembly and assembly mechanism 7 is arranged on the shell 1 and the round cover 2, the disassembly and assembly mechanism 7 comprises a first round ring 701, a second round ring 702, a round groove 703, a round block 704, a clamping groove 705 and a U-shaped rod 706, the round groove 703 is formed in the top of the first round ring 701, the clamping groove 705 is formed in the round block 704, one end of the U-shaped rod 706 is inserted into the clamping groove 705, the first round ring 701 and the second round ring 702 are arranged outside the shell 1, and the round block 704 is inserted into the round groove 703; the first ring 701 is fixedly sleeved on the outer wall of the shell 1, the second ring 702 is fixedly sleeved on the outer wall of the round cover 2, the outer wall of the shell 1 is fixedly connected with a round sleeve 707, and a spring 708 is arranged in the round sleeve 707; the other end of the U-shaped rod 706 is movably connected in the round sleeve 707, two ends of the spring 708 are fixedly connected with the other end of the U-shaped rod 706 and the inner wall of the round sleeve 707 respectively, and the U-shaped rod 706 can be driven to reset through the arrangement of the spring 708.
In this embodiment, the second circular ring 702 is released from the restriction by pulling the U-shaped rod 706, and the second circular ring 702 is removed by releasing one end of the U-shaped rod 706 from the engagement groove 705, so that the filter element 8 used for a long time can be replaced conveniently, and when the filter element is replaced, the U-shaped rod 706 is pulled to be separated from the second circular ring 702, and then one end of the U-shaped rod 706 is slightly rotated to be abutted against the outer wall of the second circular ring 702, so that the U-shaped rod 706 is not required to be pulled all the time, and the filter element is convenient to detach.
Example 2
As shown in fig. 1-3, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the top of the dome 2 is provided with the water inlet pipe 3, the water inlet pipe 3 is provided with the first valve 4, the inner wall of the dome 2 is fixedly connected with the sealing member 9, the sealing member 9 is provided with a hole 10, the top of the filter element 8 is contacted with the bottom of the sealing member 9, the sealing member 9 can be abutted with the top of the filter element 8, the filter element 8 is kept stable, the sealing effect is achieved, and the joint of the shell 1 and the dome 2 can be prevented from leaking; the bottom of casing 1 is provided with outlet pipe 5, and is provided with second valve 6 on the outlet pipe 5, and the inside fixed mounting of casing 1 has spacing ring 11, and the bottom swing joint of filter core 8 is in the inside of spacing ring 11, can carry out spacingly to filter core 8 through setting up spacing ring 11, makes it keep stable.
In this embodiment, water is fed through the inlet pipe 3, flows into the filter element 8 from the hole 10, is filtered by the filter element 8, and is finally discharged from the outlet pipe 5.
Example 3
As shown in fig. 1-3, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the high-pressure water pipe 12 and the sewage pipe 14 are arranged on the shell 1, and the third valve 13 and the fourth valve 15 are respectively arranged on the high-pressure water pipe 12 and the sewage pipe 14.
In this embodiment, by closing the first valve 4 and the second valve 6, opening the third valve 13, high-pressure cleaning water is fed into the housing 1 from the high-pressure water pipe 12, the high-pressure water is blown off in the opposite direction to the filtration of the filter element 8, dirt attached to the filter element 8 is blown off, and after the back flushing is completed, the fourth valve 15 is opened to discharge the sewage.
The working principle of the backwash filter with the anti-blocking function is specifically described below.
When in use, as shown in fig. 1-3, the first valve 4 and the second valve 6 are closed, the third valve 13 is opened, high-pressure cleaning water is sent into the shell 1 from the high-pressure water pipe 12, the high-pressure water and the filter element 8 are filtered in opposite directions, dirt attached in the filter element 8 is blown off, and after back flushing is finished, the fourth valve 15 is opened to discharge the sewage; water enters through the water inlet pipe 3, flows into the filter element 8 from the hole 10, is filtered by the filter element 8, and is finally discharged from the water outlet pipe 5; the sealing piece 9 can be abutted with the top of the filter element 8, so that the filter element 8 is kept stable, the sealing effect is achieved, and the joint of the shell 1 and the dome 2 can be prevented from leaking; through pulling U-shaped rod 706, the one end of U-shaped rod 706 breaks away from draw-in groove 705 and makes ring two 702 remove the restriction, can take off dome 2 to the convenience is changed filter core 8 that uses for a long time, and when changing, pulls U-shaped rod 706 makes it break away from ring two 702, and the outer wall butt of messenger's one end and ring two 702 is rotated slightly again, thereby need not to pull U-shaped rod 706 always, convenient dismantlement.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. A backwash filter with anti-blocking function, comprising a shell (1); a round cover (2) arranged at the top of the shell (1); a filter element (8) arranged inside the housing (1); and set up dismouting mechanism (7) on casing (1) and dome (2), its characterized in that: the disassembly and assembly mechanism (7) comprises a first circular ring (701), a second circular ring (702), a circular groove (703), a circular block (704), a clamping groove (705) and a U-shaped rod (706), wherein the circular groove (703) is formed in the top of the first circular ring (701), the clamping groove (705) is formed in the circular block (704), one end of the U-shaped rod (706) is inserted into the clamping groove (705), the first circular ring (701) and the second circular ring (702) are both arranged outside the shell (1), and the circular block (704) is inserted into the circular groove (703).
2. A backwash filter with anti-clogging function as claimed in claim 1, wherein: the first circular ring (701) is fixedly sleeved on the outer wall of the shell (1), the second circular ring (702) is fixedly sleeved on the outer wall of the circular cover (2), the outer wall of the shell (1) is fixedly connected with a circular sleeve (707), and a spring (708) is arranged in the circular sleeve (707).
3. A backwash filter with anti-clogging function according to claim 2, characterized in that: the other end of the U-shaped rod (706) is movably connected inside the round sleeve (707), and two ends of the spring (708) are fixedly connected with the other end of the U-shaped rod (706) and the inner wall of the round sleeve (707) respectively.
4. A backwash filter with anti-clogging function as claimed in claim 1, wherein: the top of dome (2) is provided with inlet tube (3), and is provided with first valve (4) on inlet tube (3), the inner wall fixedly connected with sealing member (9) of dome (2), hole (10) have been seted up on sealing member (9), the top of filter core (8) and the bottom contact of sealing member (9).
5. The backwash filter with anti-clogging function as recited in claim 4, wherein: the bottom of casing (1) is provided with outlet pipe (5), and is provided with second valve (6) on outlet pipe (5), the inside fixed mounting of casing (1) has spacing ring (11), and the bottom swing joint of filter core (8) is in the inside of spacing ring (11).
6. The backwash filter with anti-clogging function as recited in claim 5, wherein: the high-pressure water pipe (12) and the sewage drain pipe (14) are arranged on the shell (1), and a third valve (13) and a fourth valve (15) are respectively arranged on the high-pressure water pipe (12) and the sewage drain pipe (14).
CN202323640283.XU 2023-12-29 2023-12-29 Backwash filter with anti-blocking function Active CN221601412U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202323640283.XU CN221601412U (en) 2023-12-29 2023-12-29 Backwash filter with anti-blocking function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202323640283.XU CN221601412U (en) 2023-12-29 2023-12-29 Backwash filter with anti-blocking function

Publications (1)

Publication Number Publication Date
CN221601412U true CN221601412U (en) 2024-08-27

Family

ID=92437124

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202323640283.XU Active CN221601412U (en) 2023-12-29 2023-12-29 Backwash filter with anti-blocking function

Country Status (1)

Country Link
CN (1) CN221601412U (en)

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