CN205000880U - Prevent PM2. 5 nanometer screen window - Google Patents

Prevent PM2. 5 nanometer screen window Download PDF

Info

Publication number
CN205000880U
CN205000880U CN201520733869.7U CN201520733869U CN205000880U CN 205000880 U CN205000880 U CN 205000880U CN 201520733869 U CN201520733869 U CN 201520733869U CN 205000880 U CN205000880 U CN 205000880U
Authority
CN
China
Prior art keywords
window
screen window
nanometer
nano
membrane
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.)
Expired - Fee Related
Application number
CN201520733869.7U
Other languages
Chinese (zh)
Inventor
吴睿
葛苏阳
陆海鸣
Original Assignee
吴睿
葛苏阳
陆海鸣
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 吴睿, 葛苏阳, 陆海鸣 filed Critical 吴睿
Priority to CN201520733869.7U priority Critical patent/CN205000880U/en
Application granted granted Critical
Publication of CN205000880U publication Critical patent/CN205000880U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a prevent PM2.5 nanometer screen window, prevent PM2.5 nanometer screen window (NSW -2.5) is including the window frame, fix nanofiltration membrane and membrane carrier on the window frame in proper order, the nanofiltration membrane is sticky on membrane support surface, the nanofiltration membrane has the hole that a plurality of apertures scope is 100-500nm, the porosity of nanofiltration membrane is 85%-98%. The utility model discloses a prevent PM2.5 nanometer screen window (NSW -2.5) not only can keep apart in the air particulate matter granule that the aerodynamic diameter is greater than 2.5 mu m, keeps good daylighting, ventilatory effect and life simultaneously. In addition, the screen window can be dismantled, be convenient for rinse, in addition since the nanofiltration membrane constitute by the fibre material, can the turnup, be convenient for deposit. This product belongs to house environmental protection equipment field, has advantages such as mechanical metaplasia with low costs, integrative product and quick detachable washing, is accepted by market more easily.

Description

Anti-PM2.5 nanometer screen window
Technical field
The utility model belongs to field of environment protection equipment, relates to atmospheric cleaning product, particularly relates to a kind of cleaning equipment can with crown_interception, is specifically related to a kind of anti-PM2.5 nanometer screen window (NSW-2.5).
Background technology
In recent years, industrial technology development, atmosphere pollution is also more and more serious, and air quality constantly declines, and have a strong impact on the normal life of people, especially haze weather is more frequent.The arch-criminal of haze weather is caused to be exactly that particle in air is on the increase.
PM, English full name is ParticulateMatter, is particle.PM2.5 refers to that in air, diameter is less than or equal to the particle of 2.5 μm, also referred to as entering lung particle.Although PM2.5 is the component that in earth atmosphere composition, content is little, it has important impact to air quality and visibility etc.PM2.5 particle diameter is little, is rich in a large amount of poisonous and harmful substances and time of staying is in an atmosphere long, fed distance is far away, thus larger on the impact of health and atmosphere quality.
When the atmospheric air quality short time is difficult to significantly improve, certain measure is taked to purify entering room air, to ensure that IAQ (indoor air quality) is very necessary.The interchange of air of Indoor environment and external environment condition is completed by window mostly, and current cleaning equipment mostly on the market is indoor air cleaner, cannot be purified by the air entered, be difficult to meet instructions for use from source from window.
On market, the aperture of existing screen window is all very large, although air penetrability is very high, but the dust in air and granule hazardous substances are also waftd into indoor along with air from wide-aperture screen window, time serious, cause indoor to be also immersed in haze air, make household healthy deeply influenced.
By finding the retrieval of existing patent document, application number be 201310712418.0 Chinese invention patent application disclose one and to purify air degradable screen window sandwich material, that non-woven fabrics by being obtained by electrostatic spinning is placed between two-layer supporting layer and is formed, but, the pore size distribution range of the non-woven fabrics obtained due to this electrostatic spinning is excessive, causes it poor to the filter effect of PM2.5 particle.Meanwhile, the number of layers as forms is too much, affects gas permeability, windproof, thus affects the application life of screen window.
Utility model content
The purpose of this utility model is the deficiency overcoming the existence of above-mentioned prior art, provides a kind of anti-PM2.5 nanometer screen window (NSW-2.5); The utility model produces a kind of household screen window by utilizing nano-filtration membrane and membrane carrier, is isolated by the particle of outdoor especially PM2.5, keeps room air not contaminated, and does not affect normal ventilation and daylighting.
The purpose of this utility model is achieved through the following technical solutions:
The utility model relates to a kind of anti-PM2.5 nanometer screen window, comprise window frame 14, be fixed on nano-filtration membrane 15 on window frame 14 and membrane carrier 17 successively, described nano-filtration membrane 15 is adhesively fixed and fixes on membrane carrier 17 on the surface, described nano-filtration membrane 15 has the hole that some pore diameter ranges are 100 ~ 500nm, and the porosity of described nano-filtration membrane 15 is 85% ~ 98%.
Preferably, described nano-filtration membrane 15 is adhesive in membrane carrier 17 surface by the short silk juxtaposition solidification of the nanofiber disperseed to form, and between the nanofiber of described dispersion, form some pore diameter ranges is the hole of 150 ~ 200nm.
Preferably, the diameter of the short silk of described nanofiber is 5 ~ 50nm, length is 500 ~ 1000nm; Select the short silk of nanometer acetate fiber.The preferably short silk of two type acetate fibers.
Preferably, described membrane carrier 17 is folder carbon non-woven fabrics.
Preferably, the porosity in described nano-filtration membrane 15 is 90% ~ 98%.
Preferably, described membrane carrier 17 and nano-filtration membrane 15 fit tightly on whole with window frame 14.
Preferably, the fenestrate bar 13 of described window frame 14 surrounding, window bar 13 adopts aluminum alloy material, membrane carrier 17 and nano-filtration membrane 15 are placed between window frame 14 and window bar 13, window bar 13 is adhesive on window frame 14 by JL-109 specialty metal welding acrylic acid AB, completes the assembling of anti-PM2.5 nanometer screen window NSW-2.5.
Preferably, described nanometer screen window also comprises dismountable window bar 13 being arranged on window frame 14 surrounding, and described window bar 13 is provided with magnetic stripe 18; Described window frame 14 is magnetic metal window frame.Nano-filtration membrane and membrane carrier are fixed between window frame and window bar by the magnetic force of magnetic stripe and window frame is attracting, complete the assembling of anti-PM2.5 nanometer screen window NSW-2.5.
Preferably, described nanometer screen window also comprises dismountable window bar 13 being arranged on window frame 14 surrounding, described window bar 13 is provided with some grooves (circular groove 16), described window frame 14 is provided with the suitable convex slot 20 of some and described groove, and described nano-filtration membrane 15 and membrane carrier 17 are fastened between described convex slot and groove.During installation, nano-filtration membrane 15 glued together and membrane carrier 17 are arranged between window frame 14 and window bar 13, realize the fixing of nanometer screen window by described convex slot 20 and the engaging of groove.
Preferably, the position that the surrounding of described nano-filtration membrane 15 and membrane carrier 17 is corresponding with described convex slot 20 is provided with through hole (aperture is 0.5cm), and described convex slot 20 one_to_one corresponding is by described through hole.
Preferably, the flexible bayonet socket 19 in top of described convex slot 20, described convex slot 20 is fastened in described groove by this elastic bayonet lock 19.
Preferred, described window bar 13 is provided with magnetic stripe 18 further; Described window frame 14 is magnetic metal window frame.Except being fixed, nano-filtration membrane and membrane carrier are fixed between window frame and window bar further by the magnetic force of magnetic stripe and window frame is attracting, complete the assembling of anti-PM2.5 nanometer screen window NSW-2.5.Now, nanometer screen window is more firmly fixed between window frame and window bar, and then extends the application life of screen window.
In anti-PM2.5 nanometer screen window of the present utility model, nanometer screen window prepares by the following method and obtains:
S1, membrane carrier 17 surface sprinkling heavy duty liquid solidification glue;
S2, short for described nanofiber silk to be sprayed on membrane carrier 17 that step S1 obtains, to reinforce to aspirator through negative pressure reverse, the occlusion of reinforced nano short fibre and heavy duty liquid solidification glue;
S3, be 60 ~ 300 DEG C in temperature, pressure is hot rolling process under 0.1 ~ 10MPa, obtains described nanometer screen window.
The short silk of described nanofiber is sprayed and is undertaken by high-pressure rolls 3, and described high-pressure rolls 3 surface uniform distribution micropore spinning head 10, be provided with charging aperture 4 in high-pressure rolls 3 side, described charging aperture 4 is connected by the short silk steel cylinder 12 of pvc pipe 11 and nanofiber.
When the short silk of described nanofiber is sprayed on the membrane carrier 17 of step S1 acquisition, the short silk thickness of nanofiber of sprinkling is 10 ~ 80 μm, and interfiber pore diameter is 100 ~ 500nm, and has blending overlapping between fiber.
Described membrane carrier 17 is folder carbon non-woven fabrics; The short silk of nanometer acetate fiber that the short silk of described nanofiber is diameter is 5 ~ 50nm, length is 500 ~ 1000nm.Cloth amonang plate glue (K-7007) chosen by described heavy duty liquid solidification glue.
Preferably, described negative pressure reverse is realized to aspirator by vacuum drum 5; The external surface of described vacuum drum 5 adopt coefficient of thermal conductivity be 20 ~ 30W/M.K, withstand voltage for 10KV, heatproof be the ceramic material of 1000 degree; During work, the hull-skin temperature of described vacuum drum 5 by electric heating control at 150 ~ 350 DEG C.
Compared with prior art, the utility model has following beneficial effect:
1, anti-PM2.5 nanometer screen window (NSW-2.5) filter effect of the present utility model is excellent, can not only hinder the particle in air, can also shielding of ultraviolet and pollen, can also shielding of ultraviolet.
2, anti-PM2.5 nanometer screen window (NSW-2.5) of the present utility model is detachable, and its screen material is also that soft gauze can enclose to place, and easily washes easily dry, does not mouldly eat into.
3, in anti-PM2.5 nanometer screen window (NSW-2.5) of the present utility model, the number of layers as forms is few, has good gas permeability; Further, nano-filtration membrane is adhesively fixed closely and fixes on membrane carrier, difficult drop-off, has good windproof, the anti-PM2.5 nanometer screen window life-span is extended more.
4, in anti-PM2.5 nanometer screen window (NSW-2.5) of the present utility model, solidified by the short silk juxtaposition of the nanofiber disperseed and be adhesive in membrane carrier surface and form nano-filtration membrane, thus do not exist because layering affects the defect in gas permeability, windproof and application life.
5, in anti-PM2.5 nanometer screen window (NSW-2.5) of the present utility model, have employed the fixing and elasticity of magnetic absorption and be fixed, make anti-PM2.5 nanometer screen window have best windproof, shock resistance, the life-span extends more.It is pointed out that as nano-filtration membrane adopts the nano fibrous membrane that can purchase of market, fixed form of the present utility model can make it possess good windproof, shock resistance and application life equally.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, other features, objects and advantages of the present utility model will become more obvious:
Fig. 1 is anti-PM2.5 nanometer screen window (NSW-2.5) front view (a) and left view (b);
Fig. 2 is the special equipment structural representation of anti-PM2.5 nanometer screen window (NSW-2.5) material;
Fig. 3 is anti-PM2.5 nanometer screen window (NSW-2.5) acetate fiber short silk high-pressure rolls structure chart;
Wherein, 1 is the first moving axis, and 2 is First Transition roller, and 3 is high-pressure rolls, 4 is charging aperture, and 5 is vacuum drum, and 6 turn to outer shaft for filter cloth, and 7 is hot compaction roller, 8 is the second transition roller, and 9 is (folder carbon) non-woven fabrics, and 10 is micropore spinning head, and 11 is pvc pipe, 12 is acetate fiber storage steel bottle, and 13 is window bar, and 14 is window frame, and 15 is nano-filtration membrane, 16 is circular groove, and 17 is membrane carrier, and 18 is magnetic stripe, and 19 is elastic bayonet lock, 20 is convex slot, and 21 is high pressure sprinkler head, and 22 is the second moving axis.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in detail.Following examples will contribute to those skilled in the art and understand the utility model further, but not limit the utility model in any form.It should be pointed out that to those skilled in the art, without departing from the concept of the premise utility, can also make certain adjustments and improvements.These all belong to protection domain of the present utility model.
The utility model relates to a kind of anti-PM2.5 nanometer screen window, as shown in Figure 1, comprise window frame 14, be fixed on nano-filtration membrane 15 on window frame 14 and membrane carrier 17 successively, described nano-filtration membrane 15 is adhesive in membrane carrier 17 surface by the short silk juxtaposition solidification of the nanofiber disperseed to form, between the nanofiber of described dispersion, form some pore diameter ranges is the hole of 100 ~ 500nm, and the porosity of described nano-filtration membrane 15 is 85% ~ 98%.Embody rule is shown in following examples:
embodiment 1
The present embodiment relates to a kind of anti-PM2.5 nanometer screen window (NSW-2.5); As shown in Figure 1, anti-PM2.5 nanometer screen window, the nano-filtration membrane 15 comprising window frame 14 and be fixed on successively on window frame 14 and membrane carrier 17, described nano-filtration membrane 15 is adhesive in membrane carrier 17 (folder carbon non-woven fabrics) surface by the short silk juxtaposition solidification of the nanometer acetate fiber disperseed and is formed; Some holes are formed between the nanofiber of described dispersion.
In the present embodiment, this nanometer screen window also comprises dismountable window bar 13 being arranged on window frame 14 surrounding, and described window bar 13 is provided with some circular grooves 16, and described window frame 14 is provided with the suitable convex slot 20 of some and described circular groove 16.
During assembling, the nanometer screen window that the present embodiment is obtained is placed between window frame 14 and window bar 13, the position corresponding with the convex slot 20 on window frame 14 at nanometer yarn window layer material arranges manhole, described convex slot 20 is correspondingly by above-mentioned manhole, the top of convex slot 20 is also provided with elastic bayonet lock 19, and then in the circular groove 16 that convex slot 20 is fastened on by this elastic bayonet lock 19 on window bar 13, complete the assembling of anti-PM2.5 nanometer screen window.
In order to better, obtained nanometer screen window is fixed between window frame 14 and window bar 13, also can be stained with magnetic stripe 18 in the surrounding of window bar 13 by high strength magnet glue JK-1498, because magnetic metal material selected by window frame 14, on the basis that window frame and the original elasticity of window bar are fixed, thus add magnetic force attracting fixing.
In the present embodiment, the preparation method of anti-PM2.5 nanometer screen window nanometer screen window comprises the steps:
S1, spray heavy duty liquid solidification glue in folder carbon nonwoven surface;
S2, short for nanometer acetate fiber silk is sprayed at be stained with powerful solidification glue folder carbon non-woven fabrics on, reinforce to aspirator through negative pressure reverse, the occlusion of the short silk of reinforced nano acetate fiber and powerful solidification glue;
S3, be 60 ~ 300 DEG C in temperature, pressure is hot rolling process under 0.1 ~ 10MPa, obtains described nanometer screen window.This hot rolling treatment process can realize the short silk of the acetate fiber of compacting nanometer better and (folder carbon) non-woven fabrics tightness degree.
The special equipment that above-mentioned preparation method relates to, as Fig. 2, shown in 3, described equipment comprises acetate fiber storage steel bottle 12, solid gum high pressure sprinkler and the first moving axis 1 be connected successively, First Transition roller 2, high-pressure rolls 3, vacuum drum 5, hot compaction roller 7, second transition roller 8 and the second moving axis 22, the high pressure sprinkler head 21 of described solid gum high pressure sprinkler is located at above First Transition roller 2 charging port, the surperficial uniform micropore spinning head 10 of described high-pressure rolls 3, the charging aperture 4 of described high-pressure rolls 3 is connected with described acetate fiber storage steel bottle 12 by pvc pipe 11, the short silk of broken acetate fiber in described acetate fiber storage steel bottle 12 is delivered to described high-pressure rolls 3 through pipeline (pvc pipe 11) and sprays.
First moving axis 1 is driven by frequency-conversion drive apparatus and transfers (folder carbon) non-woven fabrics 9, turned to by First Transition roller 2, the glue of heavy duty liquid solidification is simultaneously sprayed at (folder carbon) non-woven fabrics 9 from the high pressure sprinkler head 21 of solid gum high pressure sprinkler; Then through high-pressure rolls 3 short for nanometer acetate fiber silk is sprayed on (folder carbon) non-woven fabrics 9 being stained with heavy duty liquid solidification glue, then the filter cloth again by high-pressure rolls 3 is installed turns to outer shaft 6 to arrive vacuum drum 5, negative pressure reverse is reinforced to aspirator, the degree of engagement of the short silk of reinforced nano acetate fiber and powerful solidification glue, then the filter cloth installed on vacuum drum 5 turns to outer shaft to arrive hot compaction roller 7 (can be two rolls or two flat type), by the short silk of hot-rolling pressure compacting nanometer again acetate fiber and (folder carbon) non-woven fabrics tightness degree; The finished product prepared is rolled, i.e. nanometer screen window finally by the second transition roller 8 and the second moving axis 22.
In the present embodiment, cloth amonang plate glue K-7007 selected by described heavy duty liquid solidification glue.In order to improve the uniformity of sprinkling and realize the short chopping of broken nanometer acetate fiber and powerful solidification and be adhesive on folder carbon non-woven fabrics and form in picturesque disorder nanometer micropore, when heavy duty liquid solidification glue is sprayed onto non-woven fabrics from high pressure sprinkler head, described spray width should be suitable with the width of non-woven fabrics, and the diameter of the short silk of nanometer acetate fiber selected is 5 ~ 50nm, length is 500 ~ 1000nm; Spraying thickness is 10 ~ 80 μm, and has blending overlapping between fiber.
The anti-PM2.5 nanometer yarn fenestra footpath 165nm that the present embodiment is made, porosity is 96%.After testing, the anti-PM2.5 nanometer of the one in this enforcement screen window (NSW-2.5) air penetrability is 120mm/s, and daylight rate is 68%.
When haze weather, by PM2.5 tester to outdoor (R 0), the room (R of common screen window has been installed 1) and the room (R of anti-PM2.5 nanometer screen window (NSW-2.5) of the present utility model has been installed 2) carry out contrast test, measure the value of PM2.5.Experimental result is as following table 1:
Table 1
Known by above data, the room (R of common screen window has been installed 1) the interception rate 7% ~ 15% of PM2.5, and the room (R of anti-PM2.5 nanometer screen window (NSW-2.5) is installed 2) the interception rate of PM2.5 is up to 74% ~ 83%.Absolutely prove that anti-PM2.5 nanometer screen window (NSW-2.5) of the present utility model effectively can tackle PM2.5, ensure the quality of room air.Daylighting simultaneously, ventilation effect without interruption, and are produced simple, with low cost, are easy to be accepted by market.
embodiment 2
In the present embodiment, window frame 14, nano-filtration membrane 15 and membrane carrier 17 and mounting means all in the same manner as in Example 1, repeat no more.Difference is, the Process ba-sis of embodiment 1 slightly makes improvements.
In order to strengthen the adhesion degree of folder carbon non-woven fabrics, powerful solidification glue and nanometer acetate fiber, the external surface of described First Transition roller, high-pressure rolls, vacuum drum, hot compaction roller and the second transition roller all adopts ceramic material, and the coefficient of thermal conductivity of described ceramic material is 20 ~ 30W/M.K; Withstand voltage is 10KV; Heatproof is 1000 degree.And the hull-skin temperature of described First Transition roller, high-pressure rolls, vacuum drum, hot compaction roller and the second transition roller controls at 300 DEG C respectively by electrical heating (peripheral hardware heater).
The anti-PM2.5 nanometer yarn fenestra footpath 140nm made, porosity is 98%.After testing, the anti-PM2.5 nanometer of the one in this enforcement screen window (NSW-2.5) air penetrability is 110mm/s, and daylight rate is 62%.
When haze weather, by PM2.5 tester to outdoor (R 0), the room (R of common screen window has been installed 1) and the room (R of anti-PM2.5 nanometer screen window (NSW-2.5) has been installed 2) carry out contrast test, measure the value of PM2.5.Experimental result is as following table 2:
Table 2
Known by above data, the room (R of common screen window has been installed 1) the interception rate 7% ~ 10% of PM2.5, and a kind of room (R of anti-PM2.5 nanometer screen window (NSW-2.5) is installed 2) the interception rate of PM2.5 is up to 89% ~ 89%.
Above specific embodiment of the utility model is described.It is to be appreciated that the utility model is not limited to above-mentioned particular implementation, those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present utility model.

Claims (9)

1. an anti-PM2.5 nanometer screen window, it is characterized in that, comprise window frame, be fixed on nano-filtration membrane on window frame and membrane carrier successively, described nano-filtration membrane is adhesive in membrane carrier on the surface, described nano-filtration membrane has the hole that some pore diameter ranges are 100 ~ 500nm, and the porosity of described nano-filtration membrane is 85% ~ 98%.
2. anti-PM2.5 nanometer screen window according to claim 1, it is characterized in that, described nano-filtration membrane is adhesive in membrane carrier surface by the short silk juxtaposition solidification of the nanofiber disperseed to form, and between the nanofiber of described dispersion, form some pore diameter ranges is the hole of 150 ~ 200nm.
3. anti-PM2.5 nanometer screen window according to claim 1, is characterized in that, described membrane carrier is folder carbon non-woven fabrics.
4. anti-PM2.5 nanometer screen window according to claim 1, is characterized in that, the porosity of described nano-filtration membrane is 90% ~ 98%.
5. anti-PM2.5 nanometer screen window according to claim 1, it is characterized in that, described window frame is magnetic metal window frame, and described nanometer screen window also comprises dismountable window bar being arranged on window frame surrounding, and described window bar is provided with magnetic stripe.
6. anti-PM2.5 nanometer screen window according to claim 1, it is characterized in that, described nanometer screen window also comprises dismountable window bar being arranged on window frame surrounding, and described window bar is provided with some grooves, and described window frame is provided with the suitable convex slot of some and described groove; Described nano-filtration membrane and membrane carrier are fastened between described convex slot and groove.
7. anti-PM2.5 nanometer screen window according to claim 6, is characterized in that, the described nano-filtration membrane position corresponding with described convex slot with the surrounding of membrane carrier is provided with through hole, and described convex slot one_to_one corresponding is by described through hole.
8. anti-PM2.5 nanometer screen window according to claim 6, is characterized in that, the flexible bayonet socket in top of described convex slot, described convex slot is fastened in described groove by this elastic bayonet lock.
9. the anti-PM2.5 nanometer screen window according to any one of claim 6 ~ 8, it is characterized in that, described window bar is provided with magnetic stripe.
CN201520733869.7U 2015-09-21 2015-09-21 Prevent PM2. 5 nanometer screen window Expired - Fee Related CN205000880U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520733869.7U CN205000880U (en) 2015-09-21 2015-09-21 Prevent PM2. 5 nanometer screen window

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520733869.7U CN205000880U (en) 2015-09-21 2015-09-21 Prevent PM2. 5 nanometer screen window

Publications (1)

Publication Number Publication Date
CN205000880U true CN205000880U (en) 2016-01-27

Family

ID=55157776

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520733869.7U Expired - Fee Related CN205000880U (en) 2015-09-21 2015-09-21 Prevent PM2. 5 nanometer screen window

Country Status (1)

Country Link
CN (1) CN205000880U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106693557A (en) * 2016-12-02 2017-05-24 清华大学 PM 2.5 filtering membrane, preparation method of PM 2.5 filtering membrane and PM 2.5 filtering screen window

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106693557A (en) * 2016-12-02 2017-05-24 清华大学 PM 2.5 filtering membrane, preparation method of PM 2.5 filtering membrane and PM 2.5 filtering screen window
CN106693557B (en) * 2016-12-02 2020-01-21 清华大学 PM2.5 filtering membrane, preparation method and PM2.5 filtering screen window

Similar Documents

Publication Publication Date Title
CN105178835A (en) Nanometer screen window for preventing PM2.5 and method for preparing screen window material
CN106984201B (en) Nanometer spider web/beading fiber composite air-filtering membrane and preparation method thereof
CN105624922B (en) A kind of preparation method of the transparent gauze with PM2.5 fine grained filtering function
CN103230706B (en) A kind of purification PM2.5 mouth mask replaceable overlay film filter core and preparation method thereof
CN205000880U (en) Prevent PM2. 5 nanometer screen window
CN206027260U (en) Changeable double -deck pre -filter in aperture
CN104612572A (en) Efficient tiny-dust-proof window gauze capable of releasing negative ions and manufacturing method thereof
CN204723896U (en) Composite antibacterial Air Filter Filter Core, screen window, air cleaning unit and mouth mask
Wang et al. Highly efficient transparent air filter prepared by collecting-electrode-free bipolar electrospinning apparatus
CN204147696U (en) Air purifier
CN204939784U (en) Manufacture the special equipment of anti-PM2.5 nanometer yarn window material
CN107177934B (en) High-light-transmission dustproof screen window material and preparation method of screen window
CN105464574B (en) The anti-PM2.5 nanometers of screen windows with photo-catalysis function
CN204663358U (en) A kind of efficient anti-micronic dust window screening capable of releasing negative ion
CN206111059U (en) Multi -functional antifog haze window subassembly
CN205189727U (en) Prevent PM2. 5 nanometer screen window with photocatalysis function
CN206232221U (en) A kind of tube component
Du et al. High performance anti‐smog window screens via electrospun nanofibers
CN105177861A (en) Special device for manufacturing PM2.5 prevention nano screen window material
CN105299746B (en) Unit is fitted up in the integrated air cleaning of sandwich fabric
CN105536352A (en) High-efficiency low-resistance staggered nano-fiber composite and preparation method thereof
CN208018310U (en) Filter device and dust catcher
CN109224695A (en) A kind of anti-haze method of used in room with dust-proof function based on Buddha's warrior attendant grenadine window
CN206262308U (en) Ultra micro air cleaning filter during a kind of customizable cylinder long compact intelligent testing
CN204126539U (en) A kind of anion releasing can filter the window screening of PM2.5 particle

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160127

Termination date: 20160921