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CN105727675A - Air filter - Google Patents

Air filter Download PDF

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Publication number
CN105727675A
CN105727675A CN201610206215.8A CN201610206215A CN105727675A CN 105727675 A CN105727675 A CN 105727675A CN 201610206215 A CN201610206215 A CN 201610206215A CN 105727675 A CN105727675 A CN 105727675A
Authority
CN
China
Prior art keywords
air
baffle plate
drainage screen
air filter
filter according
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610206215.8A
Other languages
Chinese (zh)
Inventor
张彬彬
谢珊
张武
王妍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xinhuxi (xiamen) Environmental Protection Technology Co Ltd
Original Assignee
Xinhuxi (xiamen) Environmental Protection Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xinhuxi (xiamen) Environmental Protection Technology Co Ltd filed Critical Xinhuxi (xiamen) Environmental Protection Technology Co Ltd
Priority to CN201610206215.8A priority Critical patent/CN105727675A/en
Publication of CN105727675A publication Critical patent/CN105727675A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D50/00Combinations of methods or devices for separating particles from gases or vapours
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00Disinfection, sterilisation or deodorisation of air
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26Drying gases or vapours
    • B01D53/261Drying gases or vapours by adsorption
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2258/00Sources of waste gases
    • B01D2258/06Polluted air

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

The invention discloses an air filter which comprises a cover body, a baffle and a box body which are sequentially covered.A filter net is arranged between the cover body and the baffle.A fan is arranged inside the box body.An air inlet is formed in the top wall of the cover body.The baffle is provided with an air flow guiding strip and a circular vent hole.The side wall of the box body is provided with an air outlet.The fan drives air to sequentially flow through the air inlet, the filter net, the vent hole and the air outlet.According to the air filter, the filtering efficiency of suspended particles particularly PM2.5, bacteria, harmful gas and the like is high, air inside the air filter flows smoothly, the airtightness is good, the comfort of a user is high, and the air filter is particularly suitable for being adopted when it is cold.

Description

Air filter
Technical field
The present invention relates to air filtration cleaning equipment, be specifically related to the air filter equipped with power set.
Background technology
Air pollution is be detrimental to health and pollution that atmosphere is caused by the material of surrounding enviroment.These materials are probably gas, solid or liquid suspension etc..In the severe contamination phenomenon that haze is the solid formed by the dust in air, sulphuric acid, nitric acid, organic hydrocarbon compounds etc. and the little water droplet in air or liquid suspension causes that China's large area occurs.
The diameter particulate matter less than or equal to 2.5 microns is called fine particle (PM2.5).Particulate matter can substantial dwell time in an atmosphere, and can enter internal with breathing, accumulate in trachea or lung, affect healthy.Respiratory system and cardiovascular system are mainly damaged by PM2.5, including respiratory tract irriate, cough, dyspnea, reduction pulmonary function, increase the weight of asthma, cause the premature death of chronic bronchitis, arrhythmia, non-lethal heart disease, heart and lung diseases patient.Old man, child and heart and lung diseases patient are the PM2.5 sensitive groups polluted.
The air filter of prior art, has certain for haze effect, and the respiratory health for people provides protection.But existing air filter ubiquity air flow resistance is big, impact is to the filter efficiency of harmful substance in air.Meanwhile, to also result in greatly filter air output little for air flow resistance, it is difficult to the cleaned air of the supply enough respiratory capacities of user, has had a strong impact on the comfort level of user.
In view of this, the problems referred to above are conducted in-depth research by inventor, and this case thus produces.
Summary of the invention
The invention provides a kind of air filter, which overcome the existing deficiency of background technology, can effectively be filtered to remove the dust in air, sulphuric acid, nitric acid, organic hydrocarbon compounds etc. with in air little water droplet formed solid or liquid suspension, respirable air is provided constantly for user, eliminates the serious harm that health is caused by the pollutant such as particle, especially PM2.5 in air.
This invention address that being the technical scheme is that of its technical problem
A kind of air filter, including the lid covered successively, baffle plate and box body;It is provided with drainage screen between described lid and baffle plate;It is provided with blower fan in described box body;The roof of described lid is provided with air inlet;Baffle plate is provided with air conducting bar and a circular vent;The sidewall of box body is provided with air outlet;Described blower fan drives air to flow through air inlet, drainage screen, air vent and air outlet successively.
In the technical program, the advantage mainly deposited is: housing is covered mutually by lid, baffle plate and box body, and lid and box body are detachably covered by buckle is easy to assembly and disassembly, also allows for changing drainage screen.Roof at lid arranges air inlet and is advantageously implemented bigger incoming air area, reduces air-flow power-assisted, solves the problem that air output is little.By arranging air conducting bar, it is possible to make the smooth air after being filtered enter blower fan, will not produce to hinder;If being not provided with flow guide bar, air fluid capacitance easily forms turbulent flow between drainage screen and baffle plate, causes that air output reduces, affects filter effect.
Further, described air conducting bar centered by the air vent center of circle radially.It is easy to air-flow and enters air vent swimmingly along the flow direction of flow guide bar.
Further, described air conducting bar is linear type or arc line type.Linear type or arc line type flow guide bar are easy to baffle plate is divided into block of cells, it is easier to guide the directed flow of air-flow.
Further, described baffle plate is rectangle, and at least a part of which has one end of an air conducting bar to be located at a jiao of baffle plate.Air conducting bar can have a plurality of, and at least a part of which has one end of a flow guide bar to be positioned at the corner position of baffle plate.Baffle plate is divided into multiple block of cells by a plurality of flow guide bar, it is simple to air-flow passes through;One end of flow guide bar is positioned at a jiao of rectangle baffle plate, forms reinforcing rib structure, plays the effect strengthening baffle arrangement.
Further, described air conducting bar is arc line type, and the clockwise of camber line radiation is contrary with the clockwise that described fan blade rotates.By this set, air conducting bar is consistent with the actual direction of empty air current flow, and air-flow is more smoothly.
Further, described drainage screen covers the roof of described lid, and the edge of described baffle plate is collar flange, and the ceiling edge of described lid and collar flange are suitable and compress drainage screen.By adaptive and compression, baffle plate is formed with drainage screen and seals cavity, further increases sealing, and prevents drainage screen by air-flow suction ventilation hole.
Further, described baffle plate is provided with heater, and described heater is arranged between adjacent two air conducting bar.In arctic weather, the cold airflow that filter air outlet flows out blows to the face of user can bring discomfort, can bring serious discomfort particularly in air quantity when bigger.First the heating of air stream being re-fed into air outlet by heater, user sucks warm air, and comfort level significantly improves.
Further, described heater is electric heating sheets or chemistry fever tablet.Electric heating sheets can be provided electric energy by the electric power system of air filter itself, it is also possible to is provided electric energy by external power supply.Chemistry fever tablet is by redox reaction heat release, is heat energy by chemical energy.Such as warm patch used in everyday.Containing polymer synthesize by ferrum, activated carbon, inorganic salt, water etc., exothermic reaction can be there is under the effect of oxygen in atmosphere, it is possible to discharge heat 8-12 hour continuously in warm patch.
Further, it is suitable and compress drainage screen that described drainage screen covers the roof of described lid, the ceiling edge of lid and box body upper limb.By adaptive and compression, box body is formed with drainage screen and seals cavity, further increases sealing, and prevents drainage screen from being sucked blower fan by air-flow.
Further, described air conducting bar contacts with drainage screen.Flow guide bar contacts with drainage screen and can play the effect of support and fixing drainage screen, and roof and the air conducting bar of being thus easy to lid coordinate and compress drainage screen.
Further, the back side of described baffle plate is provided with and the air guide ring of described air vent concentric.Air guide ring plays the effect guiding and retraining air flow direction, and air stream is led into blower fan swimmingly, such that it is able to solve the problem that air filter air output is little.Meanwhile, air guide ring also acts as the effect that air flows through the isolation of region and box body interior zone, it is prevented that the abnormal flavour of electronic device generation box body within is sucked by blower fan, it is to avoid the secondary pollution that air is caused by air filter body.
Further, described drainage screen is by blocking or particle especially PM2.5 in adsorption prevention air, and the nuisance such as sand and dust, pollen enters human body.Drainage screen includes but not limited to it is filter element, filter disc etc., it is possible to be one layer or multiple structure.
Further, described drainage screen is set at least one of which fabric.The example of fabric can include micro-fibre fabric, fibrillated film fibre fabric, weaving or non-woven fabric such as air lay or carding chopped fiber, molten spray fabric or their combination.
Further, described drainage screen is formed with the active ingredient layer being evenly distributed.
This active ingredient layer is selected from nanometer silver, activated carbon, solid NaOH, CaO, soda lime, anhydrous CaCl2, anhydrous MgCl2, or anhydrous CuSO4In one or more mixing.
Wherein, nanometer silver has strong sterilizing function, can be killed by the epidemic infection pathogenic bacteria carried in air.Activated carbon can be adsorbed with poisonous gas.Solid NaOH, CaO, soda lime, anhydrous CaCl2, anhydrous MgCl2, anhydrous CuSO4The moisture absorption performance of coarse filtration layer can be strengthened etc. component, play the effect of dry air, increase the comfort level that user is breathed.Additionally, the solid that formed of dust in air, sulphuric acid, nitric acid, organic hydrocarbon compounds etc. and the little water droplet in air or liquid suspension, easily sucked by human body and work the mischief.Activated adoption component can by this solid or liquid suspension adsorbing and removing.
Further, described air filter, also include airway and face shield, described face shield offers air inlet in the position near user lower jaw, and described air outlet is connected by airway with described air inlet.The clean air that air filter produces is sent into face shield by airway and produces normal pressure, and the person of being adapted in use to breathes, and solves user and breathes the problem felt oppressed.And user can be avoided in extraneous contaminated air suction body when breathing.
The air filter of the present invention is to particle in air especially PM2.5, and the filter efficiency of pathogenic bacteria, harmful gas etc. is high.Lid and box body assembly and disassembly are easy, also allow for changing drainage screen.In housing, air flowing is smooth and easy, air-tightness better, and user comfort level is high, and the crowd being adapted at open urban activity uses, and is especially also suitable in arctic weather and uses.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention 1 air filter;
Fig. 2 is the structural representation of 1 one kinds of baffle plates of the embodiment of the present invention;
Fig. 3 be the another kind of baffle plate of the embodiment of the present invention 2 with lid coordinate schematic diagram;
Fig. 4 be 3 one kinds of lids of the embodiment of the present invention with box body coordinate schematic diagram;
Fig. 5 is the relative position schematic diagram of the air conducting bar of the embodiment of the present invention 4 and heating plate;
Fig. 6 is the position view of the air guide ring at the embodiment of the present invention 5 baffle plate back side;
Fig. 7 is the connection diagram of the embodiment of the present invention 6 air filter and face shield.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described.
Embodiment 1
As shown in Figure 1: a kind of air filter 1, including the lid 11 covered mutually, baffle plate 12 and box body 13;Drainage screen 2 it is provided with between lid 11 and baffle plate 12;Blower fan 3 it is provided with in box body 13;The roof of lid 11 is provided with air inlet 111;The panel of baffle plate 12 offers a circular vent 121, the panel of baffle plate 12 arranges air conducting bar 122;The sidewall of box body 13 is provided with air outlet 131;Blower fan 3 drives air to flow through air inlet 111, drainage screen 2 and air vent 121 successively, then is flowed out by air outlet 131.Lid 11, baffle plate 12 and box body 13 are easy to assembly and disassembly by detachably covering, and also allow for changing drainage screen 2.Air conducting bar 122 makes the smooth air after drainage screen 2 filters enter blower fan 3.
Air conducting bar 122 shape on baffle plate 12 is as shown in Figures 2 and 3.In fig. 2, linearly type is radial centered by air vent 121 for air conducting bar 122, it is simple to air-flow enters air vent 121 swimmingly along the flow direction of air conducting bar 122.One end of air conducting bar 122 is positioned at a jiao 1221 of baffle plate 12.Baffle plate 12 is divided into multiple block of cells by a plurality of air conducting bar 122, it is simple to air-flow passes through;One end of at least one of which air conducting bar 122 be positioned at baffle plate 12 one jiao 1221 forms reinforcing rib structure, plays the effect strengthening baffle arrangement.
Embodiment 2
On the basis of embodiment 1, as shown in Figure 3, air conducting bar 122 is arc line type, and the clockwise of camber line radiation is contrary with the clockwise that fan blade rotates.By this set, air conducting bar 122 is consistent with the actual direction of empty air current flow, and air-flow is more smoothly.During use, air conducting bar 122 contacts with drainage screen 2, it is possible to plays the effect of support and fixing drainage screen 2, and prevents drainage screen 2 from hindering air-flow to enter air vent 121.Drainage screen covers the roof of lid.The edge of baffle plate 12 is collar flange 125.The roof 113 of lid 11 and air conducting bar 122 compress and fixing drainage screen 2, and the roof 113 of lid 11 and the collar flange 125 at baffle plate 12 edge are suitable and compress drainage screen 2.By adaptive and compression, baffle plate 12 is formed with drainage screen 2 and seals cavity, further increases sealing, and prevents drainage screen 2 by air-flow suction ventilation hole 121.
Embodiment 3
As shown in Figure 4: on the basis of embodiment 1, drainage screen 2 covers the roof of lid 11, and the ceiling edge 112 of lid 11 and box body 13 upper limb 132 are suitable and compress drainage screen 2.By adaptive and compression, box body 13 is formed with drainage screen 2 and seals cavity, further increases sealing.
Lid 11 inwall is provided with projection 114, and the arranged outside of box body 13 has the groove 133 corresponding and suitable with projection 114 position.Adaptive engaging by projection 114 and groove 133, it is simple to dismounting, also avoids gas leakage, improves filter effect.In the present embodiment, projection 114 is arranged at the relative position of lid 11 inwall, and groove 133 is arranged at the relative position of box body 13 outer wall.Projection 114 and being symmetrical arranged of groove 133 are conducive to top cover and box body uniform stressed, improve sealing.
Embodiment 4
As shown in Figure 5: on the basis of embodiment 1, the panel of baffle plate 12 is provided with heater 123, and heater 123 is between two adjacent air conducting bars 122.First air stream is heated by heater 123, be re-fed into air vent 121.There is provided respirable warm air for user, significantly improve comfort level.
Heater 123 is electric heating sheets or chemistry fever tablet.Electric heating sheets can be provided electric energy by the electric power system of filter itself, it is also possible to is provided electric energy by external power supply.Chemistry fever tablet is by redox reaction heat release, is heat energy by chemical energy.In the present embodiment, heater 123 is conventional warm patch, containing the polymer synthesized by ferrum, activated carbon, inorganic salt, water etc., exothermic reaction occurs under the effect of oxygen in atmosphere, release heat 8-12 hour continuously, it is provided that enough user breathes daylong clean, warm air.
Embodiment 5
As shown in Figure 6: on the basis of embodiment 1, baffle plate 12 back side is provided with and the air guide ring 124 of air vent 121 concentric.Fig. 6 can also be considered as in the present embodiment the upward view of baffle plate 12.Air guide ring 124 plays the effect guiding and retraining air flow direction, and air stream is led into blower fan swimmingly, such that it is able to solve the problem that air filter air output is little.Meanwhile, air guide ring 124 also acts as the effect that air flows through the isolation of region and box body interior zone, it is prevented that the abnormal flavour of electronic device generation box body within is sucked by blower fan, it is to avoid the secondary pollution that air is caused by air filter body.
Embodiment 6
As it is shown in fig. 7, on the basis of embodiment 1, air filter 1 also includes airway 4 and face shield 5, face shield 5 offers air inlet 51 in the position near user lower jaw, and the air outlet 131 of air filter 1 box body is connected by airway 4 with air inlet 51.The position of offering of air inlet 51 is suitable to mouth and the nose of the air entrance user after filtering, and the breathing of user is comparatively comfortable and smooth and easy, improves the comfort level that face shield 5 is worn.
The above, be only present pre-ferred embodiments, therefore can not limit scope of the invention process according to this, and the equivalence namely made according to the scope of the claims of the present invention and description changes or modifies, and all should still belong in the scope that the present invention contains.

Claims (10)

1. an air filter, it is characterised in that: include the lid, baffle plate and the box body that cover successively;It is provided with drainage screen between described lid and baffle plate;It is provided with blower fan in described box body;The roof of described lid is provided with air inlet;Baffle plate is provided with air conducting bar and a circular vent;The sidewall of box body is provided with air outlet;Described blower fan drives air to flow through air inlet, drainage screen, air vent and air outlet successively.
2. air filter according to claim 1, it is characterised in that: described air conducting bar centered by the air vent center of circle radially;Described air conducting bar is linear type or arc line type.
3. air filter according to claim 1, it is characterised in that: described baffle plate is rectangle, and at least a part of which has one end of an air conducting bar to be located at a jiao of baffle plate.
4. air filter according to claim 1, it is characterised in that: described drainage screen is formed the active ingredient layer being evenly distributed;Described active ingredient layer is selected from nanometer silver, activated carbon, solid NaOH, CaO, soda lime, anhydrous CaCl2, anhydrous MgCl2, or anhydrous CuSO4In one or more mixing.
5. air filter according to claim 1, it is characterised in that: described drainage screen covers the roof of described lid, and the edge of described baffle plate is collar flange, and the ceiling edge of described lid and collar flange are suitable and compress drainage screen.
6. air filter according to claim 1, it is characterised in that: described baffle plate is provided with heater, and described heater is arranged between adjacent two air conducting bar.
7. air filter according to claim 6, it is characterised in that: described heater is electric heating sheets or chemistry fever tablet.
8. air filter according to claim 1, it is characterised in that: the back side of described baffle plate is provided with and the air guide ring of described air vent concentric.
9. air filter according to claim 1, it is characterised in that: it is characterized in that: the roof of the described drainage screen described lid of covering, the ceiling edge of lid and box body upper limb are suitable and compress drainage screen.
10. air filter according to claim 1, it is characterised in that: also including airway and face shield, described face shield offers air inlet in the position near user lower jaw, and described air outlet is connected by airway with described air inlet.
CN201610206215.8A 2016-04-05 2016-04-05 Air filter Pending CN105727675A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610206215.8A CN105727675A (en) 2016-04-05 2016-04-05 Air filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610206215.8A CN105727675A (en) 2016-04-05 2016-04-05 Air filter

Publications (1)

Publication Number Publication Date
CN105727675A true CN105727675A (en) 2016-07-06

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106422100A (en) * 2016-12-07 2017-02-22 王天尊 Air filter convenient to use

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4873422A (en) * 1988-05-05 1989-10-10 Arvin Industries, Inc. Wall mounted heater with plug mount and support
US6579333B2 (en) * 2001-07-06 2003-06-17 Hung Hsin Electric Co., Ltd. Air purifier with a rotatable plug
CN1473064A (en) * 2000-05-03 2004-02-04 ���ܶ��ٱϿ�/����-�������޹�˾ air filter
CN1509780A (en) * 2002-12-23 2004-07-07 山本光学株式会社 Breathing protective tools
CN101224166A (en) * 2008-01-22 2008-07-23 周海俊 Negative ion wind bath machine
CN101829462A (en) * 2010-05-18 2010-09-15 浙江大学 Electric heating air sterilization and filtering generator
CN101898062A (en) * 2010-07-09 2010-12-01 浙江大学 An electric heating air dust removal and bacteria removal filter generator
CN102258821A (en) * 2011-04-15 2011-11-30 朱华麟 Portable intelligent artificial nose
CN105413324A (en) * 2008-04-04 2016-03-23 3M创新有限公司 Air Filtration Device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4873422A (en) * 1988-05-05 1989-10-10 Arvin Industries, Inc. Wall mounted heater with plug mount and support
CN1473064A (en) * 2000-05-03 2004-02-04 ���ܶ��ٱϿ�/����-�������޹�˾ air filter
US6579333B2 (en) * 2001-07-06 2003-06-17 Hung Hsin Electric Co., Ltd. Air purifier with a rotatable plug
CN1509780A (en) * 2002-12-23 2004-07-07 山本光学株式会社 Breathing protective tools
CN101224166A (en) * 2008-01-22 2008-07-23 周海俊 Negative ion wind bath machine
CN105413324A (en) * 2008-04-04 2016-03-23 3M创新有限公司 Air Filtration Device
CN101829462A (en) * 2010-05-18 2010-09-15 浙江大学 Electric heating air sterilization and filtering generator
CN101898062A (en) * 2010-07-09 2010-12-01 浙江大学 An electric heating air dust removal and bacteria removal filter generator
CN102258821A (en) * 2011-04-15 2011-11-30 朱华麟 Portable intelligent artificial nose

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张思广: "《筛分破碎及脱水设备》", 31 March 1991, 煤炭工业出版社 *
龚伟华: "《银行数据中心基础设施建设与运维来管理》", 31 January 2016, 机械工业出版社 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106422100A (en) * 2016-12-07 2017-02-22 王天尊 Air filter convenient to use

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Application publication date: 20160706

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