CN105727641A - Self-cleaning air filter - Google Patents
Self-cleaning air filter Download PDFInfo
- Publication number
- CN105727641A CN105727641A CN201610242739.2A CN201610242739A CN105727641A CN 105727641 A CN105727641 A CN 105727641A CN 201610242739 A CN201610242739 A CN 201610242739A CN 105727641 A CN105727641 A CN 105727641A
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- China
- Prior art keywords
- air
- filter
- inlet box
- pipe
- air filter
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/58—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in parallel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention provides a self-cleaning air filter.A plurality of filter elements and pressure sensors are installed in a shell, and an air outlet is formed in the rear end of the shell.An air inlet box is arranged on the lower portion of the shell, an air inlet is formed in the front end of the air inlet box, and a compressed air pipe and a dirt discharging pipe are arranged in the air inlet box.A plurality of rotary suction nozzles are arranged in each filter element and are communicated with a perpendicularly-downward suction pipe, the lower end of each suction pipe is connected to a suction device, and a venturi water spray nozzle is arranged at the tail end of the dirt discharging pipe.By means of the self-cleaning air filter, the efficiency of air filtering equipment can be greatly improved, clean air production cost can be reduced, and energy can be saved; equipment running is more reliable, and the service life of the high-strength filter elements is longer; no dust is accumulated and stored in the equipment; the maintaining work of the filter is simplified, and daily maintenance workload is greatly reduced; the occupied area is small, and investment is small; economic and social benefits are very remarkable.
Description
Technical field
The present invention relates to a kind of automatically cleaning air filter, be applied to the various occasion needing and air being filtered.
Background technology
Air filter is applied widely in modern society, it is adaptable to the every field of national economy and people's lives: improve the quality of the fluid such as water, air, improves water, wet goods resource circulation utilization level, the process of effluent sewerage, etc..
At present air filter have a variety of, general dividing mode is: roughing efficiency air filter, medium effeciency filter, high efficiency particulate air filter, plays an important role in all trades and professions.Just effect air filter is applicable to the primary filter of air conditioning system, compressed air system and pure air supply system, filters 5 μm with dust particles.Middle effect air filter, mainly for the protection of high efficiency particle air filter, filters particle diameter 0.5～5um dust particle.High efficiency particle air filter is mainly used in trapping 0.5um particles below dust and various float, it is provided that the gas that cleanliness factor is very high.Filter pattern has board-like, collapsible, pocket type etc., outer frame material has paper frame, aluminum frame, zinc-plated chase, cold-reduced sheet plastic-blasting, filtering material has non-woven fabrics, nylon wire, activated carbon filter material, metal hole pattern, glass fibre etc., and protection network has two-sided plastic-blasting wire gauze and double side zinc coating wire gauze etc..
In above-mentioned air filter, part roughing efficiency air filter has self-cleaning function, and other filter does not all have self-cleaning function.When the full dust of filtering material collection can not meet require time, solve only by changing filtering material even filter.Have to interrupting when changing filtering material producing, need purging system after having changed, cost is very high.If unplanned filter failure is changed, the loss caused is bigger.Be typically in select filter time be all as far as possible toward general election, extend the effective time of filter with the dust capaciting ability of filter element.Equipment volume is big, and floor space is big, and cost of investment is high, and maintenance and repair workload is big.
With the first effect air filter of self-cleaning function, it is the filter dirt adopting the compression air of 5kg pressure to purge on filter element from the negative.This clean design effect is very limited: 1) compressed air require is smaller relative to the size of filter element, although being provided with Venturi tube structure to come homogeneous compaction air mass flow, pressure, but the pressure differential of filter element top and bottom is from still very big, bottom is almost without cleaning effect, and filter paper is easily blown brokenly on top.Show when bad weather circumstances such as sleet and become apparent from.2) dust purged out is collected at filter attachment, can quickly be again introduced into filter.3) if supporting wet dedusting, filter inlet humidity can be increased.
Along with social development, various resources are more and more rare, are currently in again haze and take place frequently period.The workload of air filter is very heavy, and air filter is had higher requirement, research and development can long continuous operation, the air filter that need not shut down of cleaning be trend of the times.
Summary of the invention
Present invention aim to solve problem above, it is provided that a kind of automatically cleaning air filter, it is possible to long continuous operation, cleaning need not be shut down, efficiency is high, cost is low, safe and reliable to operation, the pressure loss is little, and floor space is little, and energy-saving effect is notable,.
The technical scheme is that and be so achieved: a kind of automatically cleaning air filter, be characterized in: include the housing of rectangular-shaped sealing, at housing built with multiple filter elements and pressure transducer, be provided with air outlet slit at housing rear end；Lower housing portion is provided with inlet box, and inlet box front end is provided with air intlet, is provided with compressed air hose and blow-off pipe in inlet box；Multiple rotary suction nozzle is set in each filter element, rotary suction nozzle is all connected to exhaust tube vertically downward, and each exhaust tube lower end is each coupled to respective aspirator, and the air inlet of aspirator couples compressed air hose, the sewage draining exit of aspirator couples blow-off pipe, is provided with venturi (operating) water nozzle at blow-off pipe end.
Beneficial effects of the present invention: 1) automatically cleaning is effective, makes filter element clean as new；2) blowdown sealing treatment, does not have any impact to air system；3) functional reliability is good, and filter element life is long；4) adaptability is good, it is possible to the various adverse circumstances of perfect reply；5) can being applied in middle effect, high-efficiency air filtering operating mode, equipment overhaul cycle is greatly prolonged；6) filter element replacing is simple, and maintenance cost is low, and device interior does not collect and deposits dust, during maintenance, system interference is little.The present invention can increase substantially the efficiency of air filter unit, reduces pure air production cost, saves the energy；Equipment runs more reliable, and the high-strength filter core life-span is longer；In equipment, free from dust collection is deposited；Simplify filter service work, significantly reduce line service amount；Floor space is little, invests little；Economic and social benefit is clearly.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the cleaning apparatus for self structural representation of the present invention.
In figure: 1, pressure difference switch；2, air outlet slit；3, sewage draining exit；4, water inlet；5, supporting leg；6, trash rack；7, blow-off pipe；8, aspirator；9, compressed air hose；10, empty air inlet；11, filter element；12, housing；13, suction nozzle；14, end cover；15, air inlet；16, exhaust tube.
Detailed description of the invention
From Fig. 1, Fig. 2, the present invention includes the housing 12 of rectangular-shaped sealing, and housing 12 forms with Plate Welding；At housing built with multiple filter elements 11 and pressure transducer, it is provided with air outlet slit 2 at housing rear end；Lower housing portion is provided with inlet box (when using as roughing efficiency air filter, inlet box side plate being replaced by trash rack 6), and inlet box front end is provided with air intlet 10, is provided with compressed air hose 9 and blow-off pipe 7 in inlet box；Multiple rotary suction nozzle 13 is set in each filter element, rotary suction nozzle is all connected to exhaust tube 16 vertically downward, each exhaust tube lower end UNICOM is connected to aspirator 8, the air inlet 15 of aspirator 8 couples compressed air hose 9, the sewage draining exit of aspirator 8 couples blow-off pipe 7, is provided with venturi (operating) water nozzle at blow-off pipe end；Tank body side is provided with pressure difference switch 1 and automatic control system.
The operation principle of automatically cleaning air filter is: 1. normal operating conditions: Primordial Qi enters inlet box through air intlet 10 or trash rack 6, then pass through multiple aspirator 8 and respectively enter corresponding filter element 11, sent from air outlet slit 2 after collecting by entrance housing 12 after filter element filtering；2. clean conditions: compression air drives suction nozzle 13 to rotate after entering aspirator 8, suction nozzle will be filtered dirt sucking-off and entered blow-off pipe 7 on filter element, being provided with venturi (operating) water nozzle at blow-off pipe end, the water come in from the water inlet 4 of venturi (operating) water nozzle drives filter dirt, gas to be discharged to process from the sewage draining exit 3 of venturi (operating) water nozzle after mixing；3. automaton is set, Pressure gauge it is provided with in housing, pressure and timing two ways is adopted to control automatic pollution discharge, it is also provided with Non-follow control function, single filter element is cleaned after sending instruction by control device, and after having cleaned, order cleans next filter element again, until all filter element cleaning is complete, complete cleaning procedure.
The present invention adopts the filter dirt on Smoking regime cleaning filter element, cleaning effect is good and stable, devises totally-enclosed wet dedusting structure, with water spray venturi mouth, the dust of sucking-off is carried out water spray and mixes, then discharge it outside equipment and process, the technique of air system own is not had any impact.Therefore the present invention can be applied in middle effect, efficient operating mode, breaches conventional air filter and can only shut down the limitation of the technology changing filter element so that filters and can continuously and uninterruptedly carry out, to meet the requirement of modern production.Specialized designs adapts to the high-strength filter core of suction cleaning, and useful working life is long.Because filter dirt can be cleaned, so without giving too big safe clearance when filter type selecting, equipment volume significantly reduces.Devise automatic control system, it is not necessary to manual operation.
Claims (4)
1. an automatically cleaning air filter, it is characterised in that: include the housing (12) of rectangular-shaped sealing, at housing built with multiple filter elements (11) and pressure transducer, be provided with air outlet slit (2) at housing rear end；Lower housing portion is provided with inlet box, and inlet box front end is provided with air intlet (10), is provided with compressed air hose (9) and blow-off pipe (7) in inlet box；Multiple rotary suction nozzle (13) is set in each filter element, rotary suction nozzle is all connected to exhaust tube (16) vertically downward, each exhaust tube lower end is each coupled to respective aspirator (8), the air inlet (15) of aspirator couples compressed air hose (9), the sewage draining exit of aspirator couples blow-off pipe (7), is provided with venturi (operating) water nozzle at blow-off pipe end.
2. a kind of automatically cleaning air filter according to claim 1, it is characterised in that: described housing (12) is to form with Plate Welding.
3. a kind of automatically cleaning air filter according to claim 1 and 2, it is characterised in that: the side plate of described inlet box is trash rack (6).
4. a kind of automatically cleaning air filter according to claim 1 and 2, it is characterised in that: pressure difference switch (1) and automatic control system it is provided with in described tank body side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610242739.2A CN105727641A (en) | 2016-04-16 | 2016-04-16 | Self-cleaning air filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610242739.2A CN105727641A (en) | 2016-04-16 | 2016-04-16 | Self-cleaning air filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105727641A true CN105727641A (en) | 2016-07-06 |
Family
ID=56254704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610242739.2A Pending CN105727641A (en) | 2016-04-16 | 2016-04-16 | Self-cleaning air filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105727641A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106939858A (en) * | 2017-04-28 | 2017-07-11 | 安徽江淮汽车集团股份有限公司 | A kind of air inlet filtering system of mining area vehicle |
| CN106989809A (en) * | 2017-05-04 | 2017-07-28 | 东莞市联洲知识产权运营管理有限公司 | One kind weighs cover |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007003088A (en) * | 2005-06-23 | 2007-01-11 | Matsushita Electric Ind Co Ltd | Cooking exhaust air purifier |
| CN101185929A (en) * | 2007-09-06 | 2008-05-28 | 江苏大学 | Rotating filter cartridge dust remover with ashing suction nozzle |
| CN201419065Y (en) * | 2009-06-03 | 2010-03-10 | 左元龙 | Composite rotating cage filter |
| WO2012122660A1 (en) * | 2011-03-16 | 2012-09-20 | Luwa Air Engineering Ag | Apparatus for cleaning a filter wall as part of an air purification plant |
| CN202446901U (en) * | 2012-03-08 | 2012-09-26 | 黄庆 | Self-cleaning type filter capable of performing double-faced back washing |
| CN104492180A (en) * | 2014-12-19 | 2015-04-08 | 江苏精亚环境科技有限公司 | Intelligent type multi-suction-hole air returning filter |
| CN204352666U (en) * | 2014-12-05 | 2015-05-27 | 杭州璐欣电器制造有限公司 | Self-cleaning strainer |
| CN104689671A (en) * | 2015-03-23 | 2015-06-10 | 徐彬 | Dust removal method and device for dust-containing air |
| CN205627363U (en) * | 2016-04-16 | 2016-10-12 | 马鞍山明创环保科技有限公司 | Automatically cleaning air cleaner |
-
2016
- 2016-04-16 CN CN201610242739.2A patent/CN105727641A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007003088A (en) * | 2005-06-23 | 2007-01-11 | Matsushita Electric Ind Co Ltd | Cooking exhaust air purifier |
| CN101185929A (en) * | 2007-09-06 | 2008-05-28 | 江苏大学 | Rotating filter cartridge dust remover with ashing suction nozzle |
| CN201419065Y (en) * | 2009-06-03 | 2010-03-10 | 左元龙 | Composite rotating cage filter |
| WO2012122660A1 (en) * | 2011-03-16 | 2012-09-20 | Luwa Air Engineering Ag | Apparatus for cleaning a filter wall as part of an air purification plant |
| CN202446901U (en) * | 2012-03-08 | 2012-09-26 | 黄庆 | Self-cleaning type filter capable of performing double-faced back washing |
| CN204352666U (en) * | 2014-12-05 | 2015-05-27 | 杭州璐欣电器制造有限公司 | Self-cleaning strainer |
| CN104492180A (en) * | 2014-12-19 | 2015-04-08 | 江苏精亚环境科技有限公司 | Intelligent type multi-suction-hole air returning filter |
| CN104689671A (en) * | 2015-03-23 | 2015-06-10 | 徐彬 | Dust removal method and device for dust-containing air |
| CN205627363U (en) * | 2016-04-16 | 2016-10-12 | 马鞍山明创环保科技有限公司 | Automatically cleaning air cleaner |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106939858A (en) * | 2017-04-28 | 2017-07-11 | 安徽江淮汽车集团股份有限公司 | A kind of air inlet filtering system of mining area vehicle |
| CN106939858B (en) * | 2017-04-28 | 2019-05-28 | 安徽江淮汽车集团股份有限公司 | A kind of air inlet filtering system of mining area vehicle |
| CN106989809A (en) * | 2017-05-04 | 2017-07-28 | 东莞市联洲知识产权运营管理有限公司 | One kind weighs cover |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160706 |