CN204582894U - Purification of air tabular complex function filter screen - Google Patents
Purification of air tabular complex function filter screen Download PDFInfo
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- CN204582894U CN204582894U CN201520250372.XU CN201520250372U CN204582894U CN 204582894 U CN204582894 U CN 204582894U CN 201520250372 U CN201520250372 U CN 201520250372U CN 204582894 U CN204582894 U CN 204582894U
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Abstract
The utility model discloses a kind of purification of air tabular complex function filter screen, forms firmly tabular filter screen by multifunctional composite filter layer, frame and supporting network; Multifunctional composite filter layer is formed by just imitating filtering layer, HEPA filtering layer and active carbon bed; The active carbon bed of this filter screen is laminated by active carbon eyelet fabric; realize being uniformly distributed of active carbon; have that windage is little, loadings is large, adsorption capacity is high, purification efficiency is high, long service life; solving the active carbon adopting the mode of granular activated carbon filled honeycomb plate to bring cannot the problem of uniform filling, and the problem that the adsorbance brought of the mode adopting Powdered Activated Carbon to adhere to base material is too low.
Description
Technical field
The utility model belongs to air purification field, is specifically related to a kind of purification of air tabular complex function filter screen.
Background technology
At present, existing purification of air tabular multifunctional composite filter net, its active carbon bed is made mainly through following two kinds of methods: one adopts granular activated carbon filled plastics or honeycomb card board to make, its problem is, active carbon is filled uneven, reason is the mistake wind resistance in order to reduce active carbon filter screen, general 50% cross on wind area and be filled with active carbon of only having an appointment, to increase through air quantity, cause thus only having flow through fill the air-flow of active carbon can by adsorption cleaning, the air-flow flowing through non-filling part is directly discharged without any adsorption cleaning, purification efficiency is caused greatly to reduce like this, another kind active carbon powder is adhered to or is sprayed on felted or porous sponge base material make, its problem is, although on the filter screen that the method is made, achieve being uniformly distributed of active carbon, but the active carbon powder that base material adheres to is very limited, also easily drops, and the duct of adhesive meeting Partial Blocking active carbon, cause the adsorbance of active carbon filter screen and purification efficiency extremely low, even become ornaments, cut little ice.
Utility model content
Technical problem to be solved in the utility model is; for above-mentioned the deficiencies in the prior art; a kind of purification of air tabular complex function filter screen is provided; the active carbon bed of this filter screen adopts active carbon eyelet fabric to be laminated; realize being uniformly distributed of active carbon; have that windage is little, loadings is large, adsorption capacity is high, purification efficiency is high, long service life; solving the active carbon adopting the mode of granular activated carbon filled honeycomb plate to bring cannot the problem of uniform filling, and the problem that the adsorbance brought of the mode adopting Powdered Activated Carbon to adhere to base material is too low.
The technical scheme that the utility model purification of air tabular complex function filter screen adopts is as follows:
The utility model purification of air tabular complex function filter screen, forms firmly tabular filter screen by multifunctional composite filter layer, frame and supporting network; Described multifunctional composite filter layer is formed by just imitating filtering layer, HEPA filtering layer and active carbon bed; Described active carbon bed is stacked by active carbon eyelet fabric, active carbon eyelet fabric is provided with mesh, mesh openings rate is 30 ~ 55%, mesh form is any one single form or combination form several arbitrarily in circle, ellipse, polygon, strip, cell inner diameter or length are 2 ~ 15mm, and the internal diameter of two mesh of longitudinal arbitrary neighborhood or length are greater than its hole wall width; Or transversely the internal diameter of two mesh of arbitrary neighborhood or length are greater than its hole wall width; Or meet the internal diameter of two mesh of vertical and horizontal arbitrary neighborhood or length is greater than its hole wall width simultaneously.
Active carbon bed is laminated by active carbon eyelet fabric, active carbon eyelet fabric is have mesh rule and the NACF textile material of the feature that is evenly distributed, by multilayer laminated, three-dimensional through duct is formed at interlayer, air feed flows through, greatly reducing the mistake wind resistance of activated carbon fiber material, is low windage sorbing material.Charcoal adsorption process is from adsorption dynamics adsorption kinetics angle, and by external diffusion process control, namely when certain airflow specific velocity is issued to identical resistance, in active carbon bed unit volume, active carbon external surface area is larger, and absorption property is better.Theoretical according to adsorption dynamics adsorption kinetics; existing absorbent charcoal material; comprise granular activated carbon, active carbon powder, active carbon fiber felt (cloth), cellular activated carbon etc.; under identical resistance; unit volume external surface area; all cannot, compared with active carbon eyelet fabric, if employing active carbon eyelet fabric bed unit volume external surface area is more than ten thousand times of particle diameter 1mm granular activated carbon, this material be adopted to make
active carbon bed, active carbon is evenly distributed, and windage is little, loadings is large, adsorption capacity is high, adsorption time is long, purification efficiency is high, long service life.
As preferred version of the present utility model, described just effect filtering layer is arranged on outermost layer, be made up of synthetic fibers felt, plastic wire or wire netting, or through modification, there is degerming, sterilization or anion, the synthetic fibers felt of Electrostatic Absorption function, plastic wire or wire netting and make, first effect filtering layer is at least one deck, and every layer thickness is 0.5-5mm.
As preferred version of the present utility model, described HEPA filtering layer is one deck, be made up of PP, glass fibre, compound PP-PET, melt-blown terylene or the pleating filter paper of melt-blown glass fibre, or through modification, there is degerming, sterilization or anion, the PP of Electrostatic Absorption function, glass fibre, compound PP-PET, melt-blown terylene or the pleating filter paper of melt-blown glass fibre and make, thickness is 10-50mm.
As preferred version of the present utility model, described supporting network at least one deck is arranged on the outside of active carbon bed; Described supporting network is two-layer or three layers, and wherein one deck is arranged on outside active carbon bed and plays a supportive role to active carbon bed, and all the other supporting networks are arranged on inside active carbon bed or the interior outside of HEPA filtering layer, for the protection of active carbon bed and HEPA filtering layer.
As preferred version of the present utility model, the profile of described frame is complicated shape that is circular, oval or polygonal one or more combination, and the shape of supporting network is corresponding with the profile of frame.
As preferred version of the present utility model, described supporting network material is the zinc-plated or paperboard of rigid plastics, hard resin composite, metallic aluminium, aluminium alloy, stainless steel, iron.
As preferred version of the present utility model, the mesh form of described supporting network is any one single form or combination form several arbitrarily in circle, ellipse, polygon, strip.
As preferred version of the present utility model, described scuncheon is arranged, and for the draw-in groove that supporting network, HEPA filtering layer and active carbon bed snap in, supporting network and frame play support and protective effect to HEPA filtering layer and active carbon bed.
As preferred version of the present utility model, described frame profile is complicated shape that is circular, oval or polygonal one or more combination, and the profile of supporting network and frame should be consistent.
As preferred version of the present utility model, described frame material is the zinc-plated or paperboard of rigid plastics, hard resin composite, metallic aluminium, aluminium alloy, stainless steel, iron.
As preferred version of the present utility model, described frame arranged outside sealing joint strip, inner side arranges thread belt, facilitates the lift of filter screen, installs and remove.
As preferred version of the present utility model, described active carbon bed is laminated by the active carbon eyelet fabric through modification or non-modified process.When being adsorbed onto the special organic pollution of acidity, alkaline gas or minority, adopt the active carbon eyelet fabric through modification, such as the active carbon eyelet fabric of dipping or supported acidic or alkaline steeping agent, can convert it into nontoxic material by chemisorbed, realizes purification.
In sum, the advantage of the utility model purification of air tabular complex function filter screen can be used for the purification of air occasion of various process air quantity, can remove solid granulates pollutant, chemical pollutant and biological pollutant in surrounding air for a long time efficiently.First effect filtering layer effectively can be greater than the dust granules, fiber, hair, scurf etc. of 5 microns in filtered air, can also extend the service life of HEPA filtering layer; HEPA filtering layer efficiently can remove dust, bacterium, pollen etc. in air more than 0.3 micron (1/200 of hair diameter), and filter efficiency, up to more than 99.7%, carries out the filtration of 100% to PM2.5; Active carbon bed adopts active carbon eyelet fabric to be laminated; have that windage is little, loadings is large, adsorption capacity is high, adsorption time is long, purification efficiency is high, the feature of long service life; solving the active carbon adopting the mode of granular activated carbon filled honeycomb plate to bring cannot the problem of uniform filling, and the problem that the adsorbance brought of the mode adopting Powdered Activated Carbon to adhere to base material is too low.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model purification of air tabular complex function filter screen.
Fig. 2 is the A portion enlarged drawing of the utility model purification of air tabular complex function filter screen Fig. 1.
Detailed description of the invention
As shown in Figure 1, 2, the utility model purification of air tabular complex function filter screen, forms firmly tabular filter screen by multifunctional composite filter layer, frame 7 and supporting network 3; Described multifunctional composite filter layer is formed by just imitating filtering layer 4, HEPA filtering layer 1 and active carbon bed 2.As preferably, the first effect filtering layer 4 of described multifunctional composite filter layer, HEPA filtering layer 1 and active carbon bed 2 set gradually from outside to inside.
Described just effect filtering layer 4 is arranged on outermost layer, reeled by synthetic fibers felt, plastic wire or wire netting and make, or through modification, there is degerming, sterilization or anion, the synthetic fibers felt of Electrostatic Absorption function, plastic wire or wire netting winding and make, first effect filtering layer is at least one deck, and every layer thickness is 0.5-5mm.As preferably, adopt one deck 5mm thick synthetic fibers felt Cheng Chuxiao filtering layer 4, effectively can be greater than the dust granules, fiber, hair, scurf etc. of 5 microns in filtered air, the service life of HEPA filtering layer 1 below can also extending.
Described HEPA filtering layer 1 is one deck, be made up of PP, glass fibre, compound PP-PET, melt-blown terylene or the pleating filter paper of melt-blown glass fibre, or through modification, there is degerming, sterilization or anion, the PP of Electrostatic Absorption function, glass fibre, compound PP-PET, melt-blown terylene or the pleating filter paper of melt-blown glass fibre and make, thickness is 10-50mm.As preferably, the pleating filter paper of the thick compound PP-PET of 25mm is adopted to make HEPA filtering layer 1, can dust, bacterium, pollen etc. in efficient capture air more than 0.3 micron (1/200 of hair diameter), filter efficiency up to 99.7%, and can be filtered by 100% couple of PM2.5.
Described active carbon bed 2 is laminated by active carbon eyelet fabric, and as preferably, described active carbon bed is laminated by the active carbon eyelet fabric through modification or non-modified process.When being adsorbed onto the special organic pollution of acidity, alkaline gas or minority, adopt the active carbon eyelet fabric through modification, such as the active carbon eyelet fabric of dipping or supported acidic or alkaline steeping agent, can convert it into nontoxic material by chemisorbed, realizes purification.Active carbon eyelet fabric is provided with mesh, mesh openings rate is 30 ~ 55%, mesh form is any one single form or combination form several arbitrarily in circle, ellipse, polygon, strip, cell inner diameter or length are 2 ~ 15mm, and the internal diameter of two mesh of longitudinal arbitrary neighborhood or length are greater than its hole wall width; Or transversely the internal diameter of two mesh of arbitrary neighborhood or length are greater than its hole wall width; Or meet the internal diameter of two mesh of vertical and horizontal arbitrary neighborhood or length is greater than its hole wall width simultaneously.Adopt the active carbon filter screen that active carbon eyelet fabric is made, its active carbon is evenly distributed, and windage is little, loadings is large, adsorption capacity is high, adsorption time is long, purification efficiency is high, long service life.
Described supporting network 3 is one deck, two-layer or three layers, when supporting network 3 is for being arranged on the outside of active carbon bed 2 during one deck, plays a supportive role to active carbon bed 2; When supporting network 3 is two-layer, wherein one deck is arranged on the outside of active carbon bed 2, and another layer is arranged on inside active carbon bed 2 or the inner side of HEPA filtering layer 1 or outside; When supporting network 3 is three layers, wherein one deck is arranged on outside active carbon bed 2 and plays a supportive role to active carbon bed 2, and all the other two-layer supporting networks 3 are arranged on inside active carbon bed 2 or the interior outside of HEPA filtering layer 1, for the protection of active carbon bed 2 and HEPA filtering layer 1.
Supporting network 3 material is the zinc-plated or paperboard of rigid plastics, hard resin composite, metallic aluminium, aluminium alloy, stainless steel, iron.The mesh form of supporting network 3 is any one single form or combination form several arbitrarily in circle, ellipse, polygon, strip.Preferred employing has diamond-shaped meshes, is of a size of the PP net of 358mm*265 mm as supporting network 3.
The profile of described frame 7 is complicated shape that is circular, oval or polygonal one or more combination, and the shape of supporting network 3 is corresponding with the profile of frame 7.The draw-in groove snapped in for supporting network 3, HEPA filtering layer 1 and active carbon bed 2 is set inside described frame 7, by embedding fluid sealant in side bayonet slot in frame 7, realizes the fixing of frame 7, supporting network 3, HEPA filtering layer 1 and active carbon bed 2.Frame 7 profile is complicated shape that is circular, oval or polygonal one or more combination.Frame 7 material is the zinc-plated or paperboard of rigid plastics, hard resin composite, metallic aluminium, aluminium alloy, stainless steel, iron.Frame 7 arranged outside sealing joint strip 5, inner side arranges the convenient lift of thread belt 6.As preferably, frame adopts paperboard to make, and be of a size of 364mm*271mm, thickness is 45mm.The place's employing PUR that heals up of frame 7 frame 7 is adhesively fixed.Thread belt 6 quantity is two, adopts PUR to paste and is fixed in the middle part of frame 7, facilitate installation and the dismounting of filter screen.
The preparation method of the utility model purification of air tabular complex function filter screen is as follows:
1. cutting 12 active carbon eyelet fabric, the mesh direction of every sheet should be consistent, and monolithic is of a size of 358mm*265 mm, claims gross weight is (140 ± 21) g;
2. active carbon eyelet fabric is put into baking oven, 150 DEG C of constant temperature drying 2h;
3. cut respectively: black high-elastic EVA sealing joint strip 5 one, be of a size of the wide * of long * thick=1270mm*35mm*3mm; 7 one, the black paperboard frame of rectangle, be of a size of the wide * of long * thick=363mm*271mm*35mm; Rectangle PP supporting network 3 a slice, be of a size of the wide * of long * thick=358mm*265 mm*1.5mm; Black terylene thread belt 6 one, be of a size of long * wide=100mm*15mm, paste the centre being fixed on black paperboard frame 7 length direction with PUR, note thread belt 6 should be vertical with cohered frame 7; The pleating filter paper of compound PP-PET one piece, be of a size of the wide * of long * thick=622mm*145mm*25mm, be HEPA filtering layer 4; One piece, synthetic fibers felt (white just imitates cotton), be of a size of the wide * of long * thick=363mm*271mm*5mm, be and just imitate filtering layer (4)
4. dried active carbon eyelet fabric is stacked neatly, notice that the mesh direction of every sheet should be consistent, form active carbon bed 2, cover one deck PP supporting network 3 at the lower surface of active carbon bed 2, upper surface covers HEPA filtering layer 4, with the draw-in groove inside epoxide-resin glue embedding frame 7, supporting network 3, HEPA filtering layer 4 and active carbon bed 2 are snapped in the draw-in groove of frame 7, epoxide-resin glue thickness, at more than 1mm, ensures that HEPA filtering layer end face immerses glue-line completely, ensures air tight, not channel;
5. bonding VELCRO on the side frame 7 near HEPA filtering layer 4, fixing just effect filtering layer 4, EVA sealing joint strip 1 is pasted in frame 7 periphery;
6. above step namely obtained be of a size of the wide * of long * thick=370 (L) * 277 (W) * 40H) the purification of air tabular complex function filter screen of mm
Below by reference to the accompanying drawings preferred embodiment of the present utility model is elaborated, but the utility model is not limited to above-mentioned embodiment, in the ken that art technical staff possesses, various change can also be made under the prerequisite not departing from the utility model aim.
Claims (10)
1. a purification of air tabular complex function filter screen, is characterized in that: form firmly tabular filter screen by multifunctional composite filter layer, frame (7) and supporting network (3); Described multifunctional composite filter layer is formed by just imitating filtering layer (4), HEPA filtering layer (1) and active carbon bed (2); Described active carbon bed (2) is laminated by active carbon eyelet fabric, active carbon eyelet fabric is provided with mesh, mesh openings rate is 30 ~ 55%, mesh form is any one single form or combination form several arbitrarily in circle, ellipse, polygon, strip, cell inner diameter or length are 2 ~ 15mm, and the internal diameter of two mesh of longitudinal arbitrary neighborhood or length are greater than its hole wall width; Or transversely the internal diameter of two mesh of arbitrary neighborhood or length are greater than its hole wall width; Or meet the internal diameter of two mesh of vertical and horizontal arbitrary neighborhood or length is greater than its hole wall width simultaneously.
2. purification of air tabular complex function filter screen according to claim 1, it is characterized in that: described just imitating filtering layer (4) is arranged on outermost layer, be made up of synthetic fibers felt, plastic wire or wire netting, or through modification, there is degerming, sterilization or anion, the synthetic fibers felt of Electrostatic Absorption function, plastic wire or wire netting and make, first effect filtering layer is at least one deck, and every layer thickness is 0.5-5mm.
3. purification of air tabular complex function filter screen according to claim 1, it is characterized in that: described HEPA filtering layer (1) is one deck, be made up of PP, glass fibre, compound PP-PET, melt-blown terylene or the pleating filter paper of melt-blown glass fibre, or through modification, there is degerming, sterilization or anion, the PP of Electrostatic Absorption function, glass fibre, compound PP-PET, melt-blown terylene or the pleating filter paper of melt-blown glass fibre and make, thickness is 10-50mm.
4. purification of air tabular complex function filter screen according to claim 1, is characterized in that: described supporting network (3) at least one deck, is arranged on the outside of active carbon bed (2); Described supporting network (3) is two-layer or three layers; wherein one deck is arranged on outside active carbon bed (2) and plays a supportive role to active carbon bed (2); all the other supporting networks (3) are arranged on the interior outside of active carbon bed (2) inner side or HEPA filtering layer (1), for the protection of active carbon bed (2) and HEPA filtering layer (1).
5. purification of air tabular complex function filter screen according to claim 1, it is characterized in that: the profile of described frame (7) is complicated shape that is circular, oval or polygonal one or more combination, and the shape of supporting network (3) is corresponding with the profile of frame (7).
6. purification of air tabular complex function filter screen according to claim 1, is characterized in that: described supporting network (3) material is the zinc-plated or paperboard of rigid plastics, hard resin composite, metallic aluminium, aluminium alloy, stainless steel, iron.
7. purification of air tabular complex function filter screen according to claim 1, is characterized in that: the mesh form of described supporting network (3) is any one single form or combination form several arbitrarily in circle, ellipse, polygon, strip.
8. purification of air tabular complex function filter screen according to claim 1, is characterized in that: described frame (7) inner side arranges the draw-in groove snapped in for supporting network (3), HEPA filtering layer (1) and active carbon bed (2); Described frame (7) arranged outside sealing joint strip (5), inner side arranges the convenient lift of thread belt (6).
9. purification of air tabular complex function filter screen according to claim 1, is characterized in that: described frame (7) material is the zinc-plated or paperboard of rigid plastics, hard resin composite, metallic aluminium, aluminium alloy, stainless steel, iron.
10. purification of air tabular complex function filter screen according to claim 1, is characterized in that: described active carbon bed (2) is laminated by the active carbon eyelet fabric through modification or non-modified process.
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| CN201520250372.XU CN204582894U (en) | 2015-04-23 | 2015-04-23 | Purification of air tabular complex function filter screen |
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| CN201520250372.XU CN204582894U (en) | 2015-04-23 | 2015-04-23 | Purification of air tabular complex function filter screen |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106178796A (en) * | 2016-09-05 | 2016-12-07 | 山东永华净化科技有限公司 | Automobile air-conditioning filter filter element |
| CN106382691A (en) * | 2016-08-19 | 2017-02-08 | 吴敬华 | Multi-functional ultra-micro-calcium anion filter screen and preparation method thereof |
| CN106731233A (en) * | 2017-02-28 | 2017-05-31 | 广东美的环境电器制造有限公司 | Filter screen and preparation method thereof and air cleaning unit |
| CN107281832A (en) * | 2017-08-10 | 2017-10-24 | 林新 | A kind of HEPA filters of replaceable cartridge |
| CN109701327A (en) * | 2019-01-01 | 2019-05-03 | 中国人民解放军63653部队 | Big flow high efficiency bilayer aerosol fillter |
-
2015
- 2015-04-23 CN CN201520250372.XU patent/CN204582894U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106382691A (en) * | 2016-08-19 | 2017-02-08 | 吴敬华 | Multi-functional ultra-micro-calcium anion filter screen and preparation method thereof |
| CN106178796A (en) * | 2016-09-05 | 2016-12-07 | 山东永华净化科技有限公司 | Automobile air-conditioning filter filter element |
| CN106731233A (en) * | 2017-02-28 | 2017-05-31 | 广东美的环境电器制造有限公司 | Filter screen and preparation method thereof and air cleaning unit |
| CN107281832A (en) * | 2017-08-10 | 2017-10-24 | 林新 | A kind of HEPA filters of replaceable cartridge |
| CN109701327A (en) * | 2019-01-01 | 2019-05-03 | 中国人民解放军63653部队 | Big flow high efficiency bilayer aerosol fillter |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20170423 |
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| CF01 | Termination of patent right due to non-payment of annual fee |