CN209501018U - A kind of micro- resistance high pressure back-flushing filtering device - Google Patents

A kind of micro- resistance high pressure back-flushing filtering device Download PDF

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Publication number
CN209501018U
CN209501018U CN201920023112.7U CN201920023112U CN209501018U CN 209501018 U CN209501018 U CN 209501018U CN 201920023112 U CN201920023112 U CN 201920023112U CN 209501018 U CN209501018 U CN 209501018U
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CN
China
Prior art keywords
high pressure
valve
tubular filter
gravity flow
filter net
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Active
Application number
CN201920023112.7U
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Chinese (zh)
Inventor
张学宇
李凌子
臧恒
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Zhongshan Hongdi Energy Saving Technology Co Ltd
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Zhongshan Hongdi Energy Saving Technology Co Ltd
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Priority to CN201920023112.7U priority Critical patent/CN209501018U/en
Application granted granted Critical
Publication of CN209501018U publication Critical patent/CN209501018U/en
Active legal-status Critical Current
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Abstract

The utility model provides micro- resistance high pressure back-flushing filtering device, the beneficial effect is that: increase the filter area of tubular filter net with can dramatically, so that the resistance of fluid is smaller when filtering fluid, reduces the matching of the power consumption and model of the pump of trandfer fluid;On the one hand, when gravity flow, by opening recoil valve and gravity flow blowdown valve, it can use fluid artesian pressure foreign matter is discharged automatically, on the other hand, when foreign matter is more or blocking, recoil valve and gravity flow blowdown valve can be closed, open backwashing sewer valve, start high pressure back purge system simultaneously, recoiled by the water flow of high pressure back purge system, the foreign matter in tubular filter net filtration can be discharged by backwashing sewer valve, entire blowdown process is time saving and energy saving without disassembling blowdown cover board.

Description

A kind of micro- resistance high pressure back-flushing filtering device
Technical field
The utility model relates to a kind of micro- resistance high pressure back-flushing filtering devices.
Background technique
Height is not only needed for particulate matter entrained by the fluid in filter pipe or other type foreign matters, filter device Effect filters each type objects and to consider the resistance generated when fluid, and intercept foreign matter it is more when how to carry out cleaning and blowdown, it is existing Resistance is larger when the smaller cause of the such filter device having area of filter net when filtering fluid passes fluid through, to make transport Stream The device power consumption of body is excessive, needs manual demolition filter screen to be cleaned after intercepting foreign matter, takes time and effort, existing filtering dress The structure chart set is designed as pipe referring to attached drawing 1, including apparatus casing 1, tubular filter net 2 and blowdown cover board 3, tubular filter net 2 Shape, blowdown cover board 3 are arranged in the end of tubular filter net 2 and are fixedly connected with the end of tubular filter net 2, and A indicates stream in figure Body flow direction, filter screen 2 is in certain oblique angle and the outside for being drawn out to apparatus casing 1 relative to apparatus casing, when fluid is by being somebody's turn to do Foreign matter is intercepted by filter screen 2 when filter device, and foreign matter can be cleared up by disassembling blowdown cover board 3.
Existing filter device the disadvantage is that: the filter screen contact area for filtering fluid is smaller, fluid is larger into out-of-date resistance, Trandfer fluid, which consumes energy after larger, foreign matter is filtered, needs mutual disassembly that could clean.
Utility model content
The utility model provides a kind of micro- resistance high pressure back-flushing filtering device to solve the deficiency of existing filter device.
The utility model adopts the following technical solution:
A kind of micro- resistance high pressure back-flushing filtering device, including apparatus casing and the tubular mistake being fixed in apparatus casing Strainer further includes recoil valve, backwashing sewer valve, gravity flow sewage pipe, gravity flow blowdown valve and high pressure back purge system, the recoil The fluid inlet front end of the apparatus casing is arranged in valve, and the side of the apparatus casing is arranged in simultaneously in the backwashing sewer valve It is connected to the inside of the tubular filter net, one end of the gravity flow sewage pipe is connected with the tubular filter net, the gravity flow The other end of sewage pipe is drawn out to outside the apparatus casing, and the end of the gravity flow sewage pipe is arranged in the gravity flow blowdown valve, The side wall of the apparatus casing is arranged in carry out high pressure backwash to the tubular filter net in the high pressure back purge system.
Preferably, the tubular filter net is arranged along the flow direction of the fluid.
Preferably, the bore of the tubular filter net is by gradually becoming smaller greatly.
Preferably, the high pressure back purge system is high pressure water flow nozzle.
Preferably, the high pressure water flow nozzle is set as multiple groups.
It preferably, further include automatic control device, the automatic control device connects and control the recoil valve, described anti- Flushing pollution discharge valve, the gravity flow blowdown valve and the high pressure back purge system.
Preferably, the leading inside of the tubular filter net is provided with first pressure detection device, the tubular filter net Rear end on the outside of be provided with second pressure detection device, the automatic control device connects the first pressure detection device and institute State second pressure detection device.
Preferably, the recoil valve, the backwashing sewer valve and the gravity flow blowdown valve are motor-driven valve.
The beneficial effect of the micro- resistance high pressure back-flushing filtering device of the utility model is: increasing tubular filter net with can dramatically Filter area reduces the matching of the power consumption and model of the pump of trandfer fluid so that the resistance of fluid is smaller when filtering fluid; On the one hand, when gravity flow, by opening recoil valve and gravity flow blowdown valve, it can use fluid artesian pressure and foreign matter be discharged automatically, On the other hand, when foreign matter is more or blocking, recoil valve and gravity flow blowdown valve can be closed, opens backwashing sewer valve, simultaneously Start high pressure back purge system, is recoiled by the water flow of high pressure back purge system, it can be by the foreign matter in tubular filter net filtration It is discharged by backwashing sewer valve, entire blowdown process is time saving and energy saving without disassembling blowdown cover board.
Further, by the setting of automatic control device, recoil valve, recoil blowdown valve, Artesian Drainage can be automatically controlled The switch of dirty valve and high pressure back purge system.
Detailed description of the invention
Fig. 1 is the structure chart of existing filter device.
Fig. 2 is the structure chart of the micro- resistance high pressure back-flushing filtering device of embodiment 1.
Fig. 3 is the structure chart of the micro- resistance high pressure back-flushing filtering device of embodiment 2.
Specific embodiment
The utility model embodiment is described in detail with reference to the accompanying drawing.
Embodiment 1
Micro- resistance high pressure back-flushing filtering device, structure chart is referring to attached drawing 2, including apparatus casing 1, is fixed at and sets Tubular filter net 2, recoil valve 4, backwashing sewer valve 5, gravity flow sewage pipe 6, gravity flow blowdown valve 7 and high pressure water in standby shell 1 The fluid inlet front end of apparatus casing 1 is arranged in flow nozzle 10, recoil valve 4, and A is fluid flow direction, sewage backwash in figure Valve 5 is arranged in the side of apparatus casing 1 and is connected to the inside of tubular filter net 2, the one end for the sewage pipe 6 that flows automatically and tubular filter Net 2 is connected, and the other end of gravity flow sewage pipe 6 is drawn out to outside apparatus casing 1, and the end of gravity flow sewage pipe 6 is arranged in gravity flow blowdown valve 7 End, high pressure water flow nozzle 10 are provided with 12-24 group, and high pressure water flow nozzle 10 is arranged at the side wall of apparatus casing, and around pipe The arrangement of 2 array of shape filter screen is to carry out high pressure backwash to tubular filter net 2.
In the present embodiment, tubular filter net 2 is arranged along the flow direction of fluid, can farthest increase filtering surface Product reduces fluid resistance, and the bore of tubular filter net is designed as by gradually becoming smaller greatly, and with gravity flow 6 seamless interfacing of sewage pipe, can So that foreign matter is naturally discharged glibly.
In the present embodiment, fluid enters tubular filter net 2 after recoil valve 4 and is filtered, and foreign matter is by tubular filter net 2 Enter gravity flow sewage pipe 6 after interception, foreign matter is automatically drained out under fluid pressure when opening gravity flow blowdown valve 7, if different When object is attached to that worry net is internal to be discharged by gravity flow sewage pipe 6, gravity flow blowdown valve 7 is closed, opens recoil valve 4 and anti- Flushing pollution discharge valve 5, while starting high pressure water flow nozzle 10, it is recoiled by the water flow of high pressure water flow nozzle 10, it can be by tubular mistake Foreign matter in the filtering of strainer 2 is discharged by backwashing sewer valve, and entire blowdown process is time saving and energy saving without disassembling blowdown cover board.
Embodiment 2
Micro- resistance high pressure back-flushing filtering device, structure chart is referring to attached drawing 3, including apparatus casing 1, is fixed at and sets Tubular filter net 2, recoil valve 4, backwashing sewer valve 5, gravity flow sewage pipe 6, gravity flow blowdown valve 7, first pressure in standby shell 1 Detection device 8, second pressure detection device 9, high pressure water flow nozzle 10 and automatic control device (not shown), recoil valve 4 The fluid inlet front end of apparatus casing 1 is set, and A is fluid flow direction in figure, and backwashing sewer valve 5 is arranged in apparatus casing 1 side is simultaneously connected to the inside of tubular filter net 2, and one end of gravity flow sewage pipe 6 is connected with tubular filter net 2, blowdown of flowing automatically The other end of pipe 6 is drawn out to outside apparatus casing 1, and the end of gravity flow sewage pipe 6, high pressure water flow nozzle is arranged in gravity flow blowdown valve 7 10 are provided with 12-24 group, and high pressure water flow nozzle 10 is arranged at the side wall of apparatus casing, and arranges around 2 array of tubular filter net To carry out high pressure backwash to tubular filter net 2, automatic control device connects and controls recoil valve 4, backwashing sewer valve column 5, flow automatically blowdown valve 7 and high pressure water flow nozzle 10.
In the present embodiment, tubular filter net 2 is arranged along the flow direction of fluid, can farthest increase filtering surface Product reduces fluid resistance, and the bore of tubular filter net is designed as by gradually becoming smaller greatly, and with gravity flow 6 seamless interfacing of sewage pipe, can So that foreign matter is naturally discharged glibly.
In the present embodiment, fluid enters tubular filter net 2 after recoil valve 4 and is filtered, and foreign matter is by tubular filter net 2 Enter gravity flow sewage pipe 6 after interception, foreign matter is automatically drained out under fluid pressure when opening gravity flow blowdown valve 7, if different When object is attached to that worry net is internal to be discharged by gravity flow sewage pipe 6, the front and back Fluid pressure of tubular filter net 2 increases at this time, Automatic control device automatically controls according to the difference of first pressure detection device 8 and second pressure detection device 9 and closes gravity flow Blowdown valve 7 opens recoil valve 4 and backwashing sewer valve 5, while starting high pressure water flow nozzle 10, passes through high pressure water flow nozzle 10 Water flow recoil, tubular filter net 2 can be filtered in foreign matter by backwashing sewer valve discharge, entire blowdown process is not necessarily to Blowdown cover board is disassembled, it is time saving and energy saving.
The beneficial effect of the present embodiment is: after increasing automatic control device, before and after system can be according to tubular filter net Pressure difference value is cleaned automatically into gravity flow or backpulsing cleaning model, fully achieves automatic running without manual intervention.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model is answered described with power Subject to the protection scope that benefit requires.

Claims (8)

1. a kind of micro- resistance high pressure back-flushing filtering device, including apparatus casing and the tubular filter being fixed in apparatus casing Net, it is characterised in that: further include recoil valve, backwashing sewer valve, gravity flow sewage pipe, gravity flow blowdown valve and high pressure backwash dress It sets, the fluid inlet front end of the apparatus casing is arranged in the recoil valve, and the backwashing sewer valve is arranged in the equipment The side of shell is simultaneously connected to the inside of the tubular filter net, one end of the gravity flow sewage pipe and the tubular filter net phase Even, the other end of the gravity flow sewage pipe is drawn out to outside the apparatus casing, and the gravity flow blowdown valve is arranged in the Artesian Drainage The side wall of the apparatus casing is arranged in carry out to the tubular filter net in the end of dirty pipe, the high pressure back purge system High pressure backwash.
2. micro- resistance high pressure back-flushing filtering device according to claim 1, it is characterised in that: the tubular filter net is along institute State the flow direction setting of fluid.
3. micro- resistance high pressure back-flushing filtering device according to claim 2, it is characterised in that: the mouth of the tubular filter net Diameter is by gradually becoming smaller greatly.
4. micro- resistance high pressure back-flushing filtering device according to claim 3, it is characterised in that: the high pressure back purge system For high pressure water flow nozzle.
5. micro- resistance high pressure back-flushing filtering device according to claim 4, it is characterised in that: the high pressure water flow nozzle is set It is set to multiple groups.
6. micro- resistance high pressure back-flushing filtering device according to any one of claims 1 to 5, it is characterised in that: further include certainly Dynamic control device, the automatic control device connect and control the recoil valve, the backwashing sewer valve, the gravity flow blowdown Valve and the high pressure back purge system.
7. micro- resistance high pressure back-flushing filtering device according to claim 6, it is characterised in that: before the tubular filter net End inside is provided with first pressure detection device, is provided with second pressure detection device on the outside of the rear end of the tubular filter net, The automatic control device connects the first pressure detection device and the second pressure detection device.
8. micro- resistance high pressure back-flushing filtering device according to claim 7, it is characterised in that: the recoil valve, described anti- Flushing pollution discharge valve and the gravity flow blowdown valve are motor-driven valve.
CN201920023112.7U 2019-01-03 2019-01-03 A kind of micro- resistance high pressure back-flushing filtering device Active CN209501018U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920023112.7U CN209501018U (en) 2019-01-03 2019-01-03 A kind of micro- resistance high pressure back-flushing filtering device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920023112.7U CN209501018U (en) 2019-01-03 2019-01-03 A kind of micro- resistance high pressure back-flushing filtering device

Publications (1)

Publication Number Publication Date
CN209501018U true CN209501018U (en) 2019-10-18

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111648288A (en) * 2020-05-06 2020-09-11 徐州徐工环境技术有限公司 Cleaning vehicle dust absorption pipe anti-blocking device based on pressure detection and control system
CN112604503A (en) * 2020-11-13 2021-04-06 水迈源膜科技南通有限公司 Membrane filtration backflushing device and use method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111648288A (en) * 2020-05-06 2020-09-11 徐州徐工环境技术有限公司 Cleaning vehicle dust absorption pipe anti-blocking device based on pressure detection and control system
CN112604503A (en) * 2020-11-13 2021-04-06 水迈源膜科技南通有限公司 Membrane filtration backflushing device and use method thereof
CN112604503B (en) * 2020-11-13 2022-11-18 水迈源膜科技南通有限公司 Membrane filtration backflushing device and use method thereof

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: A micro resistance high pressure backwashing filter device

Effective date of registration: 20210303

Granted publication date: 20191018

Pledgee: Science and Technology Branch of Torch Development Zone of Zhongshan Rural Commercial Bank Co.,Ltd.

Pledgor: ZHONGSHAN HONGDI ENERGY SAVING TECHNOLOGY Co.,Ltd.

Registration number: Y2021980001427