CN2424042Y - Filtering net of air cleaner - Google Patents
Filtering net of air cleaner Download PDFInfo
- Publication number
- CN2424042Y CN2424042Y CN 00233730 CN00233730U CN2424042Y CN 2424042 Y CN2424042 Y CN 2424042Y CN 00233730 CN00233730 CN 00233730 CN 00233730 U CN00233730 U CN 00233730U CN 2424042 Y CN2424042 Y CN 2424042Y
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- frame
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- filter net
- net sheet
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Abstract
The utility model relates to a filtering net of an air cleaner. The utility model is characterized in that both ends of a filtering net sheet which is bent into a wave shape are respectively embedded in a clamping space between wave-shaped positioning slots on the inner edges of an upper and a lower clamping plate of a transverse frame, both sides are combined by a straight frame in the clamping way, an end corner connecting plate is inserted in a clearance groove of the transverse frame and the straight frame on the end corner position of the connection of the transverse frame and the straight frame. The outer frame face of the filtering net is stamped, the end angle is punched and riveted, the transverse frame, the straight frame and the filtering net are combined in the embedding way to be the filtering net which have the function of filtering dust.
Description
The utility model is relevant a kind of filtering net, refers to the filtering net of the airfilter that a kind of automobile is used especially.
Filtering net at known air filter for automobile, normally with an adapter plate inner edge surface by the metal sheet punch forming, the sticking filter cotton sheet with filtration that is provided with, this filter cotton sheet is via facility punching press, folding by a flat cotton sheet, form one and have wavy plane formula filtering net, or become the filtering net of drum type brake; Traditional airstrainer only engages with solid, needs device in a specific accommodating structure, damages to prevent filter cotton sheet to be collided.
In order to prevent that produced by collision damages, inside and outside of filter cotton sheet, each coats the filter net sheet that forms with metal gauze, cut into the filter net sheet of suitable length and width, become a corrugated net sheet via the tortuous mode of repetitiousness uniformly-spaced, this net sheet is flat in the die cavity of a mould, in the thermoplastic shaping mode, make the frame face of a rubber mass of being located by set at the periphery of net sheet, place the storage tank of air filter with the frame face of rubber mass; This has the filter net sheet of metal gauze, carries out the required cooresponding length of time of thermoplastic shaping of rubber frame face, and the metal gauze periphery is subject to that elastomeric material heat is melted overflow and the permeability to air that influences filtering net.
Main purpose of the present utility model, be to provide a kind of processing and manufacturing time short, do not exist the metal gauze periphery to melt the filtering net that overflow influences the airfilter of permeability to air because of elastomeric material heat.
Above-mentioned purpose of the present utility model is realized by following technical scheme.
A kind of filtering net of airfilter includes: filter net sheet, to have the filter of Chalk-dust filtering, thereon, lower plane respectively is covered with a metal coating net, cuts into suitable length and width, make a wave-like in the tortuous mode of repetitiousness uniformly-spaced; It is characterized in that: be provided with
Fixed frame is made up of two crossing frames and two straight frameworks, and the outer rim of this horizontal stroke, straight framework is provided with outer annular edge, is positioned at the crossing frame end angle position adjacent with straight framework and is provided with the groove face that connecting panel is pegged graft; The outer annular edge upper limb flat board of this crossing frame, straight framework is extended with an arm plate and a clamping plate to the inside, and this outer annular edge lower edge flat board is extended with plate, inner platform and clamping plate always; Remain with a distance between this two clamping plate, the distance of this reservation is socket, the clamping space of filter net sheet end; The not end that this crossing frame is positioned at two clamping plates is provided with continuously, the waveform positioning groove of cross-like, and this waveform positioning groove is put wherein for two end spaies of wave-like filter net sheet; Two end spaies of the wave-like of above-mentioned filter net sheet place on the positioning groove of crossing frame inner edge clamping plate, and two sides are placed on the clamping space of straight framework:
Connecting panel, two ends respectively with crossing frame, straight framework abutting end angle between groove face is connected, with crossing frame, directly the frame set access node closes;
The elasticity clad material is coated on elastomeric material on the upper and lower plate face on fixed frame outer shroud limit.
Except that above-mentioned essential features, in specific implementation process, also can replenish following technology contents:
Two frameworks of this fixed frame are to be between two flat boards of crossing frame outer annular edge, and before the filter net sheet assembling, the upper flat plate of this outer annular edge is upwards to open setting, to be easy to be inserted in the positioning groove of clamping plate for filter net sheet; Or
Two frameworks of this fixed frame, be to be that the upper and lower frame face inner edge surface of crossing frame, straight framework is with the flat face setting, these wave-like filter net sheet two ends, combine with the upper and lower edge face clamping of two freestanding upper and lower build-in plates respectively, towards the plant combination of the clamping space of crossing frame with the filter net sheet end of wave-like;
And the upper and lower build-in plate of this crossing frame clamping space grafting combination is provided with waveform positioning groove continuous, cross-like in not holding of build-in plate, and this upper and lower build-in plate combines with the winding of the corrugated edge face of filter net sheet two ends with the waveform positioning groove;
Two frameworks of this fixed frame, be to be that the upper and lower frame face inner edge surface of this crossing frame, straight framework is with the flat face setting, be positioned at the upper and lower frame face clamping space of crossing frame, the end of planting is coated with the filter net sheet of driving fit edge strip, and the periphery of this filter net sheet is with two crossing frames, straight framework clamping combination;
This filter net sheet is to be coated with metal gauze in the above and below of filter cotton sheet, and two ends that are positioned at filter net sheet have elasticity driving fit edge strip with one and coat combination along the filter cotton sheet ora terminalis, contact driving fit with elasticity driving fit edge strip with crossing frame clamping space inner edge surface;
The upper and lower plate face on this fixed frame outer shroud limit is to coat with elastic rubber material; Or
The upper and lower plate face on this fixed frame outer shroud limit is to fit along the frame face of filtering net with the foaming adhesive tape.
Advantage of the present utility model is: do not carry out the thermoplastic shaping of rubber frame face, thereby shortened overhours, and avoided the metal gauze periphery to melt the problem that overflow influences the filtering net permeability to air because of elastomeric material heat.
The utility model is described in further detail below in conjunction with drawings and Examples:
Description of drawings:
Fig. 1 is a block diagram of the present utility model, shows the face shaping of filtering net.
Fig. 2 is a partial exploded view of the present utility model, shows the end angle unitized construction of filtering net.
Fig. 3 is a section-drawing of the present utility model, shows the clamping relation between filter net sheet and fixed frame.
Fig. 4 is a partial, perspective view of the present utility model, shows the winding relation between filter net sheet and fixed frame.
Fig. 5 is a partial, perspective view of the present utility model, shows that filter net sheet is by the situation that is loaded on fixed frame clamping space.
Fig. 6 is a block diagram of the present utility model, shows that fixed frame is assembled into one.
Fig. 7 is a section-drawing of the present utility model, the T-T cross-section structure of displayed map 6.
Fig. 8 is a schematic perspective view of the present utility model, shows that the filter net sheet folder of wave-like covers the operation situation.
Fig. 9 is a partial, perspective view of the present utility model, shows second embodiment of fixed frame.
Figure 10 is a section-drawing of the present utility model, shows the winding relation between filter net sheet and fixed frame.
Figure 11 is an exploded drawings of the present utility model, shows the 3rd embodiment of fixed frame.
Figure 12 is a section-drawing of the present utility model, shows the winding relation between filter net sheet and fixed frame.
Figure 13 is a partial, perspective view of the present utility model, shows the winding relation between filter net sheet and fixed frame.
Figure 14 is a partial, perspective view of the present utility model, shows the 4th example structure between fixed frame and filter net sheet.
The utility model relates to a kind of filtering net of airfilter, as Fig. 1, shown in 2, this filtering net 11 mainly is the filter net sheet 29 to cut into suitable length and width in advance, become a wave-like in the tortuous mode of repetitiousness uniformly-spaced, two ends respectively by be loaded on crossing frame 13 inner edges on, following clamping plate 20,24 spaces, two sides are with straight framework 14 sockets, the coupling end angle that crossing frame 13 and straight framework are 14 plugs a L shaped connecting panel 15, via the punching press combination, filter net sheet 29 is bonded on the fixed frame 12 of a rectangle, these fixed frame 12 outer edge surfaces are coating with elasticity bound edge material 28, supply filtering net 11 by on the seat hole that is loaded on automobile filter.
As Fig. 1, shown in 8, filter net sheet 29 with fixed frame 12 clampings, its be with one have Chalk-dust filtering filter cotton sheet 35 on, below, each covers with a metal gauze 36 folders, when folder covers operation, two ends that are positioned at filter cotton sheet 35 are established a rubber-like driving fit edge strip 38 folders respectively, form one and have the filter net sheet that metal gauze is protected, through cutting into suitable length and width, and make the filter net sheet 29 of a wave-like in the tortuous mode of repetitiousness uniformly-spaced, two ends of this filter net sheet 29 are corrugated plug surface, when pegging graft with the crossing frame 13 of fixed frame 12, have good closely connected property; Two sides of this filter net sheet 29 are the fit face of straight shape, with straight framework 14 fits of fixed frame 12.
Shown in Fig. 1 to 7, this wave-like filter net sheet 29 is by by being loaded on the fixed frame 12, this fixed frame 12 is by two crossing frames 13, assemblies such as two straight frameworks 14 and connecting panel 15 are formed, the framework 13 of this fixed frame 12, the 14th, with the metal sheet rolling, cut and make, be positioned at two frameworks 13, the flat board 18 that 14 outer cause two is parallel, 21 are combined into an outer annular edge 30, be positioned at two parallel flats 18,21 remain with a suitable clearance groove 25, this clearance groove 25 is for two frameworks 13, during 14 combinations, one L shaped connecting panel 15 is inserted in two frameworks 13 respectively, in 14 the clearance groove 25, be combined into a fixed frame 12 through punching press again.
This two framework 13, the flat board 18 of 14 outer annular edge, 30 upper limbs is extended with the arm plate 19 and the clamping plate 20 of a proper width to the inside, form the upper ledge face 16 of framework 13 (14), this two framework 13, the flat board 21 of 14 outer annular edge, 30 lower edges is extended with plate 22 always, inner platform 23 and clamping plate 24, form the lower frame face 17 of framework 13 (14), on being somebody's turn to do, lower frame face 16,17 clamping plates of not holding 20,24 distance is the height setting that cooperates the filter net sheet 29 of wave-like, at two frameworks 13,14 the combination before, two clamping plates 20, the distance that clamping plate is 24 is with the height setting greater than filter net sheet 29, in punching press in conjunction with the time, the filter net sheet 29 of this wave-like is clamped in clamping plate 20,24 waveform positioning groove 27 positions, the displacement of restriction filter net sheet 29.
In the time of should making crossing frame 13 with the metal sheet rolling, be that pre-two side blows prior to the plate face are provided with successional waveform positioning groove 27, when the framework of strip is finished in rolling, the clamping plate 20,24 that is positioned at upper and lower frame face 16,17 inner edges not end can present continuously, waveform positioning groove 27A, the 27B of cross-like, as shown in Figure 5, this crossing frame 13 is not during with straight framework 14 windings, the distance that these upper and lower frame face 16,17 inner edge clamping plates are 20,24 is greater than the height of filter net sheet 29, and two crossing frames 13 are able to combine with filter net sheet 29 2 ends easily.
The straight framework 14 that should make with the metal sheet rolling, basic structure is fully identical with crossing frame 13, only different be that the clamping plate 20,24 that is upper and lower frame face 16,17 inner edges of straight framework 14 is not held not towards establishing positioning groove 27; This has the straight framework 14 in opening shape clamping space 26, can filter net sheet 29 be directed into the clamping space 26 of 16,17 in upper and lower frame face directly towards two side combinations of filter net sheet 29.
When the association of fixed frame 12 presses dress, the size that the cropped one-tenth of assembly is default, by the crossing frame 13 that is loaded on filter net sheet 29 2 ends, in last, lower frame face 16, the clamping plate 20 of acies in 17,24 positions are provided with continuously, the positioning groove 27A of cross-like, 27B, again, positioning groove 27A, distance between the 27B is greater than the height of wave-like filter net sheet 29, be able to easily the positioning groove 27B of 13 times clamping plates 24 of root edge and crossing frame of wave-like filter net sheet 29 is combined, again in two sides and straight framework 14 fits of filter net sheet 29, and in crossing frame 13 and straight position, framework 14 bonded assembly end angle, end corner connection plate 15 with a L shaped shape is inserted in outer annular edge 30 flat boards 18 respectively, in 21 the clearance groove 25, finish the combination of filtering net 11 fixed frames 12.
Finish the combination of filtering net 11 assemblies, shown in Fig. 6,7, must be with the 12 process punching presses of the fixed frame after the combination in conjunction with operation, so that opening-like clamping plate 20 is pressed down, make the positioning groove 27A of clamping plate 20 combine with the upper limb face of filter net sheet 29, limit displacement, the slip of filter net sheet 29 fully, and in the end angle of two frameworks, 13,14 combinations, dash the clamping point 39 that is provided with the concave point shape with impact style, two flat boards 18,21 and plant connecting panel 15 punching presses therebetween are combined as a whole, finish the winding of filtering net 11 assemblies.
Fixed frame 12 with filter net sheet 29, outer annular edge 30 with a ring-type, when combining with the groove face of airfilter, for having good adaptation, the outer annular edge 30 of this fixed frame 12 coats wherein with elasticity clad material 28, this elasticity clad material 28, a kind of is the coating material made from elastomeric material, with outer annular edge 30 coatings of filtering net 11 peripheries; A kind of is to fit along the flat board 18,21 of outer annular edge 30 with the foaming adhesive tape, has smooth adaptation when supplying filtering net 11 by dress.
Shown in Fig. 9,10, two frameworks the 13, the 14th of this fixed frame 12 are made with the material of aluminium extruded type, through cutting into default size, the structure of these fixed frame 12 crossing frames 13, straight framework 14 is roughly identical with the above embodiments, different is the outer annular edge 40 that is two frameworks 13,14, make with single plate body, the lower edge that is positioned at plate body is provided with slot 41, and this slot 41 supplies L shaped connecting panel 15 from the plant of the end of framework 13,14 and through fixed the closing of screw 42 spiral shells; The positioning groove 27B that these fixed frame 12 2 crossing frames 13 lower frame faces 17 clamping plates 24 are provided with, supply the lower edge face combination of wave-like filter net sheet 29 2 ends respectively earlier, two sides of filter net sheet 29 in addition with two straight framework 14 fits, be positioned at two frameworks 13,14 slot 41 positions, end angle, plug L shaped connecting panel 15 respectively, fixed fashionable through screw 41 spiral shells, the framework of this fixed frame 12 is by actv. set combination, only the clamping between the positioning groove 27A of the upper limb of remaining filter net sheet 29 and clamping plate 20 combines, this clamping is finished the set of filter net sheet 29 in conjunction with only with impact style the clamping plate 20 of upper ledge face 16 being pressed to the position of filter net sheet 29 upper limb adjacent contact; Be positioned at the outer annular edge 40 of the periphery of fixed frame 12, coating with elasticity clad material 28 can be by on the groove face of adorning airfilter.
Shown in Figure 11 to 13, two frameworks the 13, the 14th of this fixed frame 12 are made with the material of aluminium extruded type, through cutting into default size, the structure of these fixed frame 12 crossing frames 13, straight framework 14 is to make with the material of aluminium extruded type, the inner edge that is positioned at upper and lower frame face 16,17 does not extend the clamping plate 20,24 of aforementioned implementation column to clamping space 26, and the upper and lower plate face that is positioned at clamping space 26 is open; When filter net sheet 29 2 ends of this wave-like are inserted in the clamping space 26 of crossing frame 13, combine with the upper and lower edge face clamping of wave-like filter net sheet 29 ends with two freestanding upper and lower build-in plates 31,32 in addition, be inserted in again in the clamping space 26 of crossing frame 13, two sides of this filter net sheet 29 again with should be combined into a rectangle fixed frame 12 by framework 14, with the periphery combination of filter net sheet 29; Be positioned at the position, combination end angle of two frameworks 13,14, respectively with L shaped connecting panel 15, be integrated through the screw spiral shell is fixed, the framework of this fixed frame 12 is promptly by actv. set combination; The upper and lower plate face of these fixed frame 12 outer annular edge 30 coats along fixed frame 12 outer annular edge 30 with elasticity clad material 28 respectively, provides filtering net 11 rubber-like frame faces, is easy to combine with the groove face of airfilter and reach leakproofness.
Shown in Fig. 8,14, two frameworks, 13,14 structures of this fixed frame 12, identical with aforesaid embodiment, in the clamping space 26 of 20,24 of the upper and lower clamping plates of upper and lower frame face 16,17 inner edges with open setting, the structure of this filter net sheet 29 as shown in Figure 8, is covered with an elastomeric driving fit edge strip 38 in each folder of the lateral margin of filter net sheet 29, when this driving fit edge strip 38 contacts with the inner edge surface of lower frame face 17 straight plates 22, has the closely connected property of elasticity; Filter cotton sheet 35 above and below of this filter net sheet 29 press from both sides the metal gauze 36 that covers again, wire side setting with higher hardness, through filter net sheet 29 tortuous, that cut into specific dimensions, directly the clamping space 26 towards crossing frame 13 plugs, and reaches the fixed frame 12 that is combined into a rectangle with straight framework 14; This filter net sheet 29 has the hardness of support with the dictyosome setting of higher hardness, and two ends are with the 38 smooth driving fits of driving fit edge strip, and after the combination of two frameworks, 13,14 clampings, this fixed frame 12 can be by on the groove face that is loaded on fil.
Learn structure of the present utility model by the above embodiments, be with metal crossing frame 13, straight framework 14, be provided with waveform positioning groove 27 in its inner rim clamping plate 20,24, plant in regular turn and set for the filter net sheet 29 of wave-like by positioning groove 27A, the 27B of upper and lower intersection; In the position, combination end angle of two frameworks 13,14, connect set with L shaped connecting panel 15 and form a fixed frame 12, the outer annular edge 30 that is positioned at fixed frame 12 coats with elasticity clad material 28, supplies filtering net 11 by on the groove face that is loaded on the automobile air filter; With metal fixed frame 12 structures, provide the filter net sheet 29 of wave-like to have fast and convenience by the dress combination.
Claims (8)
1, a kind of filtering net of airfilter includes: filter net sheet, to have the filter of Chalk-dust filtering, thereon, lower plane respectively is covered with a metal coating net, cuts into suitable length and width, make a wave-like in the tortuous mode of repetitiousness uniformly-spaced; It is characterized in that: be provided with
Fixed frame is made up of two crossing frames and two straight frameworks, and the outer rim of this horizontal stroke, straight framework is provided with outer annular edge, is positioned at the crossing frame end angle position adjacent with straight framework and is provided with the groove face that connecting panel is pegged graft; The outer annular edge upper limb flat board of this crossing frame, straight framework is extended with an arm plate and a clamping plate to the inside, and this outer annular edge lower edge flat board is extended with plate, inner platform and clamping plate always; Remain with a distance between this two clamping plate, the distance of this reservation is socket, the clamping space of filter net sheet end; The not end that this crossing frame is positioned at two clamping plates is provided with continuously, two end spaies for the wave-like filter net sheet of cross-like are put waveform positioning groove wherein;
Two end spaies of the wave-like of this filter net sheet place on the positioning groove of crossing frame inner edge clamping plate, and two sides are placed on the clamping space of straight framework;
Connecting panel, two ends respectively with crossing frame, straight framework abutting end angle between groove face is connected, with crossing frame, directly the frame set access node closes;
The elasticity clad material is coated on elastomeric material on the upper and lower plate face on fixed frame outer shroud limit.
2, according to the filtering net of the described airfilter of claim 1, it is characterized in that: two frameworks of this fixed frame are to be between two flat boards of crossing frame outer annular edge, and before the filter net sheet assembling, the upper flat plate of this outer annular edge is upwards to open setting.
3, according to the filtering net of the described airfilter of claim 1, it is characterized in that: two frameworks of this fixed frame, be to be that the upper and lower frame face inner edge surface of crossing frame, straight framework is with the flat face setting, these wave-like filter net sheet two ends, combine with the upper and lower edge face clamping of two freestanding upper and lower build-in plates respectively, towards the plant combination of the clamping space of crossing frame with the filter net sheet end of wave-like.
4, according to the filtering net of the described airfilter of claim 3, it is characterized in that: the upper and lower build-in plate of this crossing frame clamping space grafting combination, not end in the build-in plate is provided with continuously, the waveform positioning groove of cross-like, and this upper and lower build-in plate combines with the winding of the corrugated edge face of filter net sheet two ends with the waveform positioning groove.
5, according to the filtering net of the described airfilter of claim 1, it is characterized in that: two frameworks of this fixed frame, be to be that the upper and lower frame face inner edge surface of this crossing frame, straight framework is with the flat face setting, be positioned at the upper and lower frame face clamping space of crossing frame, the end of planting is coated with the filter net sheet of driving fit edge strip, and the periphery of this filter net sheet is with two crossing frames, straight framework clamping combination.
6, according to the filtering net of the described airfilter of claim 5, it is characterized in that: this filter net sheet is to be coated with metal gauze in the above and below of filter cotton sheet, two ends that are positioned at filter net sheet have elasticity driving fit edge strip with one and coat combination along the filter cotton sheet ora terminalis, contact driving fit with elasticity driving fit edge strip with crossing frame clamping space inner edge surface.
7, according to the filtering net of the described airfilter of claim 1, it is characterized in that: the upper and lower plate face on this fixed frame outer shroud limit is to coat with elastic rubber material.
8, according to the filtering net of the described airfilter of claim 1, it is characterized in that: the upper and lower plate face on this fixed frame outer shroud limit is to fit along the frame face of filtering net with the foaming adhesive tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00233730 CN2424042Y (en) | 2000-05-10 | 2000-05-10 | Filtering net of air cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00233730 CN2424042Y (en) | 2000-05-10 | 2000-05-10 | Filtering net of air cleaner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2424042Y true CN2424042Y (en) | 2001-03-21 |
Family
ID=33596007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00233730 Expired - Fee Related CN2424042Y (en) | 2000-05-10 | 2000-05-10 | Filtering net of air cleaner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2424042Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1895733B (en) * | 2005-07-12 | 2010-06-23 | 株式会社马勒滤清系统 | Air filter and its production method |
| CN102350145A (en) * | 2011-08-19 | 2012-02-15 | 张延青 | Air filter |
| CN101555843B (en) * | 2008-04-11 | 2016-02-10 | 现代自动车株式会社 | For the washable air cleaner of vehicle |
| CN105757937A (en) * | 2016-03-31 | 2016-07-13 | 亿丰洁净科技江苏股份有限公司 | Air supply opening with good cleaning effect |
| CN106076029A (en) * | 2016-08-24 | 2016-11-09 | 东莞市艾尔佳过滤器制造有限公司 | The Vehicular air filter of sterilizing virus |
| CN109653911A (en) * | 2018-10-24 | 2019-04-19 | 蚌埠市风驰滤清器有限公司 | A kind of elastic outline border for engine air filter |
| CN110329293A (en) * | 2019-06-19 | 2019-10-15 | 中车（天津）轨道交通设备有限公司 | Strainer assembly on means of transport dust-extraction unit |
| CN111271799A (en) * | 2020-02-10 | 2020-06-12 | 王虎山 | Ventilation equipment convenient to it is clean |
| CN111547093A (en) * | 2020-06-03 | 2020-08-18 | 中车（天津）轨道交通设备有限公司 | Ventilation device |
-
2000
- 2000-05-10 CN CN 00233730 patent/CN2424042Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1895733B (en) * | 2005-07-12 | 2010-06-23 | 株式会社马勒滤清系统 | Air filter and its production method |
| CN101555843B (en) * | 2008-04-11 | 2016-02-10 | 现代自动车株式会社 | For the washable air cleaner of vehicle |
| CN102350145A (en) * | 2011-08-19 | 2012-02-15 | 张延青 | Air filter |
| CN102350145B (en) * | 2011-08-19 | 2014-01-15 | 张延青 | Air filter |
| CN105757937A (en) * | 2016-03-31 | 2016-07-13 | 亿丰洁净科技江苏股份有限公司 | Air supply opening with good cleaning effect |
| CN106076029A (en) * | 2016-08-24 | 2016-11-09 | 东莞市艾尔佳过滤器制造有限公司 | The Vehicular air filter of sterilizing virus |
| CN106076029B (en) * | 2016-08-24 | 2018-06-19 | 东莞市艾尔佳过滤器制造有限公司 | Sterilize the Vehicular air filter for virus of going out |
| CN109653911A (en) * | 2018-10-24 | 2019-04-19 | 蚌埠市风驰滤清器有限公司 | A kind of elastic outline border for engine air filter |
| CN110329293A (en) * | 2019-06-19 | 2019-10-15 | 中车（天津）轨道交通设备有限公司 | Strainer assembly on means of transport dust-extraction unit |
| CN111271799A (en) * | 2020-02-10 | 2020-06-12 | 王虎山 | Ventilation equipment convenient to it is clean |
| CN111271799B (en) * | 2020-02-10 | 2021-12-28 | 深圳市兴华源实业有限公司 | Ventilation equipment convenient to it is clean |
| CN111547093A (en) * | 2020-06-03 | 2020-08-18 | 中车（天津）轨道交通设备有限公司 | Ventilation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |