CN204629799U - A kind of ventilation cleaning equipment being convenient to keep in repair - Google Patents
A kind of ventilation cleaning equipment being convenient to keep in repair Download PDFInfo
- Publication number
- CN204629799U CN204629799U CN201520197881.0U CN201520197881U CN204629799U CN 204629799 U CN204629799 U CN 204629799U CN 201520197881 U CN201520197881 U CN 201520197881U CN 204629799 U CN204629799 U CN 204629799U
- Authority
- CN
- China
- Prior art keywords
- screen
- bracing frame
- housing
- air
- stop sleeve
- 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
Links
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a kind of ventilation cleaning equipment being convenient to keep in repair, comprise housing (1) and lid (2), base plate (3) is installed in housing (1), cylindrical circular composite screen (5) is fixedly installed on base plate (3), capping (6) is covered on composite screen (5), the part that the sidewall of housing (1) is positioned at base plate (3) bottom is installed with stop sleeve (16), stop sleeve (16) is provided with the bracing frame (17) being provided with air borne sensor (21).The beneficial effects of the utility model are: the area adding filter screen, and process air velocity is fast, efficiency is high, effective, power consumption is low; The dismounting of air borne sensor is completed while achieving bracing frame and stop sleeve fast assembling-disassembling, time saving and energy saving, handled easily, and structure is simple, cost is low.
Description
Technical field
The utility model relates to field of air purification device, particularly, relates to a kind of ventilation cleaning equipment being convenient to keep in repair.
Background technology
Along with the development of science and technology, people more and more pay attention to IAQ, make the role that air filting material undertaker in environmental improvement becomes more and more important, meanwhile, no matter the development of udst separation technology and improving air filting material in quantity or kind and be proposed new requirement qualitatively.It is low to there is treatment effeciency in current air purifier, the drawbacks such as DeGrain.And the sensor that usually will arrange in air purifier for air quality monitoring function, be normally arranged in the air channel of air purifier by sticker or bonding agent etc. by air borne sensor at present, there is installation exercise wastes time and energy, and is difficult to the problem of dismounting.
Utility model content
Technical problem to be solved in the utility model be to provide a kind of area, efficiency adding filter screen high, effective, be convenient to the ventilation cleaning equipment that keeps in repair.
The technical scheme in the invention for solving the above technical problem is:
A kind of ventilation cleaning equipment being convenient to keep in repair, comprise in tubular and the lid of the housing of upper shed and casing upper shed, in housing, base plate is installed, base plate is fixedly connected with housing by support, cylindrical circular composite screen is fixedly installed on base plate, and the lower end of base plate sealed composite filter screen, the top of composite screen is provided with capping, capping is covered on composite screen, for being tightly connected between capping and composite screen, and the edge of capping is connected with the inner wall sealing of housing, the through hole be communicated with the inside of composite screen is provided with in the middle part of capping, capping, the inwall of housing, the outer surface of base plate and composite screen defines air-inlet cavity, the part that the sidewall of housing is positioned at base plate bottom is installed with stop sleeve, stop sleeve is provided with the bracing frame being provided with air borne sensor,
Stop sleeve is cylindrical shape, its outer surface is symmetrically arranged with two lead-in grooves extended vertically, the both sides arranging lead-in groove with stop sleeve are respectively front side and rear side, the right side of each lead-in groove is provided with circumferentially and is communicated with the locating slot of lead-in groove, symmetrical before and after the locating slot being positioned at front side and the locating slot being positioned at rear side, bracing frame is for having flexible circular arc thin plate, the shape of circular arc thin plate is roughly C shape, it is by having flexible resin or metal is made, distance between two ends of bracing frame is less than the diameter of stop sleeve, distance between two lead-in grooves is greater than the distance between two ends of bracing frame, distance between the right-hand member being positioned at two locating slots of sustained height is not less than the distance between two ends of bracing frame, two ends of bracing frame are provided with a leg to bracing frame internal protrusion, two legs of bracing frame enter the locating slot being positioned at sustained height respectively through the lead-in groove of respective side, the middle part of bracing frame is fixedly installed air borne sensor, the end of air borne sensor is positioned at the inner side of bracing frame, the end of air borne sensor is provided with Plug Division A, the left side that stop sleeve is positioned at locating slot sustained height is provided with installation through hole, the Plug Division B matched with Plug Division A is fixedly installed in and installs in through hole, concrete, two legs of bracing frame stretch into the lead-in groove of respective side respectively, now bracing frame is by two side stretchings, leg is axially slided to the end of locating slot along lead-in groove and enters locating slot, the wire that Plug Division B connects extends to stop sleeve inside, and after drawing from the middle through-hole of stop sleeve connection control device etc. for the electric elements of the receiving sensor signal of telecommunication, when leg slides on the right side of locating slot along locating slot, the Plug Division A of air borne sensor contacts with Plug Division B and connects, and the elastic force that the leg at bracing frame two ends utilizes bracing frame to have and be pressed in locating slot,
The bottom of the sidewall of housing offers air inlet, and lid portion inside is provided with the fan of exhausting from the bottom up, and the part that covered body wall is positioned at fan top offers exhaust outlet.
During work, the air of indoor is sucked air-inlet cavity by air inlet by blower fan, and air completes purification through in the process of composite screen, and the air after purification has exhaust outlet to discharge, and the sensor on bracing frame continues to monitor the quality of the air sucked by air inlet.By adopting columnar composite screen, the area of filter screen is significantly increased under the prerequisite not increasing clarifier overall volume, its effective filtration area is three ~ tetra-times of traditional filter screen, and compares the mounting structure that traditional filter screen simplifies filter screen, improves the reliability of filter screen.According to the rule of indoor air circulation, devise air channel from bottom to top, windage is dropped to minimum, and be beneficial to the circularly purifying successively of room air.By the fast assembling-disassembling utilizing the elasticity of bracing frame to achieve bracing frame and stop sleeve, while bracing frame and stop sleeve fast assembling-disassembling, complete the dismounting of air borne sensor, time saving and energy saving, handled easily, and structure is simple, cost is low
Described composite screen comprises the different screen pack of multiple coaxial setting, diameter, described screen pack comprises the primary efficient filter screen, photo-catalytic filtering screen, HEPA screen pack and the activated charcoal strainer that set gradually along direction from outside to inside, primary efficient filter screen, photo-catalytic filtering screen, HEPA screen pack and activated charcoal strainer are cylindrical shape, and all coaxially arrange, the diameter of primary efficient filter screen, photo-catalytic filtering screen, HEPA screen pack and activated charcoal strainer reduces successively, thus an overall formation composite screen, photocatalyst filter is coated with nano-TiO on the net
2photocatalyst, is also provided with quartz burner between primary efficient filter screen, photo-catalytic filtering screen, and the periphery of photo-catalytic filtering screen is circumferentially evenly equipped with multiple quartz burner, thus ensures that each position of photo-catalytic filtering screen all can be illuminated.
Thus air is through composite screen, first by primarily efficient filter net filtration, then air and the online nano-TiO of photocatalyst filter
2photocatalyst making contact is nano-TiO by quartz burner
2photocatalyst provides light energy, to have excited activity, organic matter rapid oxidation in air is decomposed, form carbon dioxide, water etc. and stablize harmless material, after catalysis and photodissociation purification, air is more successively through HEPA screen pack and activated carbon filtration net filtration, and in air, remaining organic pollution and particle are trapped, thus complete the purified treatment to air.Above-mentioned composite screen pattern handling air velocity is fast, efficiency is high, effective, power consumption is low, can decompose and the poisonous and harmful substance in absorbed air, realizes the purification completely to air.
The sidewall of described housing circumferentially offers multiple air inlet.
The sidewall of described lid circumferentially offers multiple exhaust outlet.
To sum up, the beneficial effects of the utility model are:
1, under the prerequisite not increasing clarifier overall volume, significantly increase the area of filter screen, its effective filtration area is three ~ tetra-times of traditional filter screen, and compares the mounting structure that traditional filter screen simplifies filter screen, improves the reliability of filter screen.According to the rule of indoor air circulation, devise air channel from bottom to top, windage is dropped to minimum, and be beneficial to the circularly purifying successively of room air.
2, process air velocity is fast, efficiency is high, effective, power consumption is low, can decompose and the poisonous and harmful substance in absorbed air, realizes the purification completely to air.
3, the fast assembling-disassembling by utilizing the elasticity of bracing frame to achieve bracing frame and stop sleeve, and then by arranging the connector of air borne sensor and connecting sensor on bracing frame and stop sleeve respectively, the dismounting of air borne sensor is completed while achieving bracing frame and stop sleeve fast assembling-disassembling, time saving and energy saving, handled easily, and structure is simple, cost is low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the sectional view of Fig. 1 along A-A cross section;
Fig. 3 is the structural representation of bracing frame of the present utility model when importing along lead-in groove;
Fig. 4 is the plan structure schematic diagram of Fig. 1;
Fig. 5 is the structural representation of bracing frame of the present utility model when being positioned in locating slot;
Fig. 6 is the left TV structure schematic diagram of Fig. 5;
Fig. 7 is the sectional view of Fig. 5 along B-B cross section.
Mark and corresponding parts title in accompanying drawing:
1-housing, 2-lid, 3-base plate, 4-support, 5-composite screen, 6-capping, 7-air-inlet cavity, 8-air inlet, 9-fan, 10-exhaust outlet, 11-primary efficient filter screen, 12-photo-catalytic filtering screen, 13-HEPA screen pack, 14-activated charcoal strainer, 15-quartz burner, 16-stop sleeve, 17-bracing frame, 18-lead-in groove, 19-locating slot, 20-leg, 21-air borne sensor, 22-Plug Division A, 23-install through hole, 24-Plug Division B.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, to the detailed description further of the utility model do, but embodiment of the present utility model is not limited thereto.
Embodiment:
As Fig. 1, shown in Fig. 2, a kind of ventilation cleaning equipment being convenient to keep in repair, comprise in tubular and the lid 2 of the housing 1 of upper shed and casing 1 upper shed, base plate 3 is installed in housing 1, base plate 3 is fixedly connected with housing 1 by support 4, cylindrical circular composite screen 5 is fixedly installed on base plate 3, and the lower end of base plate 3 sealed composite filter screen 5, the top of composite screen 5 is provided with capping 6, capping 6 is covered on composite screen 5, for being tightly connected between capping 6 and composite screen 5, and the edge of capping 6 is connected with the inner wall sealing of housing 1, the through hole be communicated with the inside of composite screen 5 is provided with in the middle part of capping 6, capping 6, the inwall of housing 1, the outer surface of base plate 3 and composite screen 5 defines air-inlet cavity 7, the part that the sidewall of housing 1 is positioned at base plate 3 bottom is installed with stop sleeve 16, stop sleeve 16 is provided with the bracing frame 17 being provided with air borne sensor 21,
Stop sleeve 16 is cylindrical shape, its outer surface is symmetrically arranged with two lead-in grooves extended vertically 18, the both sides arranging lead-in groove 18 with stop sleeve 16 are respectively front side and rear side, the right side of each lead-in groove 18 is provided with circumferentially and is communicated with the locating slot 19 of lead-in groove 18, symmetrical before and after the locating slot 19 being positioned at front side and the locating slot 19 being positioned at rear side, bracing frame 17 is for having flexible circular arc thin plate, the shape of circular arc thin plate is roughly C shape, it is by having flexible resin or metal is made, distance between two ends of bracing frame 17 is less than the diameter of stop sleeve 16, distance between two lead-in grooves 18 is greater than the distance between two ends of bracing frame 17, distance between the right-hand member being positioned at two locating slots 19 of sustained height is not less than the distance between two ends of bracing frame 17, two ends of bracing frame 17 are provided with a leg 20 to bracing frame 17 internal protrusion, two legs 20 of bracing frame 17 enter the locating slot 19 being positioned at sustained height respectively through the lead-in groove 18 of respective side, the middle part of bracing frame 17 is fixedly installed air borne sensor 21, the end of air borne sensor 21 is positioned at the inner side of bracing frame 17, the end of air borne sensor 21 is provided with Plug Division A22, the left side that stop sleeve 16 is positioned at locating slot 19 sustained height is provided with installation through hole 23, the Plug Division B24 matched with Plug Division A22 is fixedly installed in and installs in through hole 23, concrete, two legs 20 of bracing frame 17 stretch into the lead-in groove 18 of respective side respectively, now bracing frame 17 is by two side stretchings, leg 20 is axially slided to the end of locating slot 19 along lead-in groove 18 and enters locating slot 19, it is inner that the wire that Plug Division B24 connects extends to stop sleeve 16, and after drawing from the middle through-hole of stop sleeve 16 connection control device etc. for the electric elements of the receiving sensor signal of telecommunication, when leg 20 slides on the right side of locating slot 19 along locating slot 19, the Plug Division A22 of air borne sensor 21 contacts with Plug Division B24 and connects, and the elastic force that the leg 20 at bracing frame 17 two ends utilizes bracing frame 17 to have and be pressed in locating slot 19,
The bottom of the sidewall of housing 1 offers air inlet 8, and lid 2 inside is provided with the fan 9 of exhausting from the bottom up, and the part that lid 2 sidewall is positioned at fan 9 top offers exhaust outlet 10.
During work, the air of indoor is sucked air-inlet cavity 7 by air inlet 8 by blower fan, air completes purification through in the process of composite screen 5, and the air after purification has exhaust outlet 10 to discharge, and the sensor on bracing frame 17 continues to monitor the quality of the air sucked by air inlet 8.By adopting columnar composite screen 5, the area of filter screen is significantly increased under the prerequisite not increasing clarifier overall volume, its effective filtration area is three ~ tetra-times of traditional filter screen, and compares the mounting structure that traditional filter screen simplifies filter screen, improves the reliability of filter screen.According to the rule of indoor air circulation, devise air channel from bottom to top, windage is dropped to minimum, and be beneficial to the circularly purifying successively of room air.By the fast assembling-disassembling utilizing the elasticity of bracing frame 17 to achieve bracing frame 17 and stop sleeve 16, while bracing frame 17 and stop sleeve 16 fast assembling-disassembling, complete the dismounting of air borne sensor 21, time saving and energy saving, handled easily, and structure is simple, cost is low
Described composite screen 5 comprises multiple coaxial setting, the screen pack that diameter is different, described screen pack comprises the primary efficient filter screen 11 set gradually along direction from outside to inside, photo-catalytic filtering screen 12, HEPA screen pack 13 and activated charcoal strainer 14, primary efficient filter screen 11, photo-catalytic filtering screen 12, HEPA screen pack 13 and activated charcoal strainer 14 are cylindrical shape, and all coaxially arrange, primary efficient filter screen 11, photo-catalytic filtering screen 12, the diameter of HEPA screen pack 13 and activated charcoal strainer 14 reduces successively, thus an overall formation composite screen 5, photo-catalytic filtering screen 12 is coated with nano-TiO
2photocatalyst, is also provided with quartz burner 15 between primary efficient filter screen 11, photo-catalytic filtering screen 12, and the periphery of photo-catalytic filtering screen 12 is circumferentially evenly equipped with multiple quartz burner 15, thus ensures that each position of photo-catalytic filtering screen 12 all can be illuminated.
Thus air is when through composite screen 5, first filtered by primary efficient filter screen 11, the nano-TiO then on air and photo-catalytic filtering screen 12
2photocatalyst making contact is nano-TiO by quartz burner 15
2photocatalyst provides light energy, to have excited activity, organic matter rapid oxidation in air is decomposed, form carbon dioxide, water etc. and stablize harmless material, after catalysis and photodissociation purification, air filters through HEPA screen pack 13 and activated charcoal strainer 14 more successively, and in air, remaining organic pollution and particle are trapped, thus completes the purified treatment to air.Above-mentioned composite screen 5 pattern handling air velocity is fast, efficiency is high, effective, power consumption is low, can decompose and the poisonous and harmful substance in absorbed air, realizes the purification completely to air.
The sidewall of described housing 1 circumferentially offers multiple air inlet 8.
The sidewall of described lid 2 circumferentially offers multiple exhaust outlet 10.
As mentioned above, the utility model can be realized preferably.
Claims (4)
1. be convenient to the ventilation cleaning equipment of maintenance for one kind, it is characterized in that, comprise in tubular and the lid (2) of the housing of upper shed (1) and casing (1) upper shed, base plate (3) is installed in housing (1), base plate (3) is fixedly connected with housing (1) by support (4), cylindrical circular composite screen (5) is fixedly installed on base plate (3), and the lower end of base plate (3) sealed composite filter screen (5), the top of composite screen (5) is provided with capping (6), capping (6) is covered on composite screen (5), and the edge of capping (6) is connected with the inner wall sealing of housing (1), capping (6) middle part is provided with the through hole be communicated with the inside of composite screen (5), capping (6), the inwall of housing (1), the outer surface of base plate (3) and composite screen (5) defines air-inlet cavity (7), the part that the sidewall of housing (1) is positioned at base plate (3) bottom is installed with stop sleeve (16), stop sleeve (16) is provided with the bracing frame (17) being provided with air borne sensor (21), stop sleeve (16) is cylindrical shape, its outer surface is symmetrically arranged with two lead-in grooves extended vertically (18), the both sides arranging lead-in groove (18) with stop sleeve (16) are respectively front side and rear side, the right side of each lead-in groove (18) is provided with circumferentially and is communicated with the locating slot (19) of lead-in groove (18), the locating slot (19) being positioned at front side is symmetrical with locating slot (19) front and back being positioned at rear side, bracing frame (17) is for having flexible circular arc thin plate, distance between two ends of bracing frame (17) is less than the diameter of stop sleeve (16), distance between two lead-in grooves (18) is greater than the distance between two ends of bracing frame (17), distance between the right-hand member being positioned at two locating slots (19) of sustained height is not less than the distance between two ends of bracing frame (17), two ends of bracing frame (17) are provided with a leg (20) to bracing frame (17) internal protrusion, two legs (20) of bracing frame (17) enter the locating slot (19) being positioned at sustained height respectively through the lead-in groove of respective side (18), the middle part of bracing frame (17) is fixedly installed air borne sensor (21), the end of air borne sensor (21) is positioned at the inner side of bracing frame (17), the end of air borne sensor (21) is provided with Plug Division A(22), the left side that stop sleeve (16) is positioned at locating slot (19) sustained height is provided with installation through hole (23), with Plug Division A(22) the Plug Division B(24 that matches) be fixedly installed in and install in through hole (23), Plug Division B(24) to extend to stop sleeve (16) inner for the wire that connects, when leg (20) slides into locating slot (19) right side along locating slot (19), the Plug Division A(22 of air borne sensor (21)) with Plug Division B(24) contact and connect, the bottom of the sidewall of housing (1) offers air inlet (8), and lid (2) inside is provided with the fan (9) of exhausting from the bottom up, and the part that lid (2) sidewall is positioned at fan (9) top offers exhaust outlet (10).
2. a kind of ventilation cleaning equipment being convenient to keep in repair according to claim 1, it is characterized in that, described composite screen (5) comprises multiple coaxial setting, the screen pack that diameter is different, described screen pack comprises the primary efficient filter screen (11) set gradually along direction from outside to inside, photo-catalytic filtering screen (12), HEPA screen pack (13) and activated charcoal strainer (14), primary efficient filter screen (11), photo-catalytic filtering screen (12), HEPA screen pack (13) and activated charcoal strainer (14) are cylindrical shape, and all coaxially arrange, primary efficient filter screen (11), photo-catalytic filtering screen (12), the diameter of HEPA screen pack (13) and activated charcoal strainer (14) reduces successively, (12) are coated with nano-TiO to photo-catalytic filtering screen
2photocatalyst, be positioned between primary efficient filter screen (11), photo-catalytic filtering screen (12) and be also provided with quartz burner (15), the periphery of photo-catalytic filtering screen (12) is circumferentially evenly equipped with multiple quartz burner (15).
3. a kind of ventilation cleaning equipment being convenient to keep in repair according to claim 1 and 2, is characterized in that, the sidewall of described housing (1) circumferentially offers multiple air inlet (8).
4. a kind of ventilation cleaning equipment being convenient to keep in repair according to claim 1 and 2, is characterized in that, the sidewall of described lid (2) circumferentially offers multiple exhaust outlet (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520197881.0U CN204629799U (en) | 2015-04-03 | 2015-04-03 | A kind of ventilation cleaning equipment being convenient to keep in repair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520197881.0U CN204629799U (en) | 2015-04-03 | 2015-04-03 | A kind of ventilation cleaning equipment being convenient to keep in repair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204629799U true CN204629799U (en) | 2015-09-09 |
Family
ID=54048820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520197881.0U Expired - Fee Related CN204629799U (en) | 2015-04-03 | 2015-04-03 | A kind of ventilation cleaning equipment being convenient to keep in repair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204629799U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104728949A (en) * | 2015-04-03 | 2015-06-24 | 成都小蛋科技有限公司 | Ventilation filtering equipment capable of being dismounted and mounted easily |
| CN106767409A (en) * | 2016-12-22 | 2017-05-31 | 中国核工业二四建设有限公司 | Positioner and its application method when a kind of shell penetration piece sleeve is installed |
| CN108119823A (en) * | 2017-12-22 | 2018-06-05 | 广东科立盈光电技术有限公司 | A kind of LED light with light purifying gas flow circulatory function |
| CN108131616A (en) * | 2017-12-22 | 2018-06-08 | 广东科立盈光电技术有限公司 | A kind of lift light purifying gas flow cycling LED lamp |
| CN111569563A (en) * | 2020-05-07 | 2020-08-25 | 重庆特斯联智慧科技股份有限公司 | Indoor air purification device |
-
2015
- 2015-04-03 CN CN201520197881.0U patent/CN204629799U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104728949A (en) * | 2015-04-03 | 2015-06-24 | 成都小蛋科技有限公司 | Ventilation filtering equipment capable of being dismounted and mounted easily |
| CN106767409A (en) * | 2016-12-22 | 2017-05-31 | 中国核工业二四建设有限公司 | Positioner and its application method when a kind of shell penetration piece sleeve is installed |
| CN108119823A (en) * | 2017-12-22 | 2018-06-05 | 广东科立盈光电技术有限公司 | A kind of LED light with light purifying gas flow circulatory function |
| CN108131616A (en) * | 2017-12-22 | 2018-06-08 | 广东科立盈光电技术有限公司 | A kind of lift light purifying gas flow cycling LED lamp |
| CN111569563A (en) * | 2020-05-07 | 2020-08-25 | 重庆特斯联智慧科技股份有限公司 | Indoor air purification device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104728949A (en) | Ventilation filtering equipment capable of being dismounted and mounted easily | |
| CN204629799U (en) | A kind of ventilation cleaning equipment being convenient to keep in repair | |
| CN204629800U (en) | A kind of clarifier avoiding filter net jam | |
| CN105333528A (en) | Indoor air purifier | |
| CN104785033A (en) | Air filter adopting composite filtering net | |
| CN104776510A (en) | Filter screen self-cleaning type air impurity removal device | |
| CN205227572U (en) | Indoor air purifier | |
| CN104848419A (en) | Air channel of air purification humidification device and air purification humidification device having same | |
| CN215983086U (en) | Air purifier special for removing formaldehyde | |
| CN204619601U (en) | A kind of filter of tubular filter screen | |
| CN105423425A (en) | Embedded-type air cleaner | |
| CN210688550U (en) | Movable air purifier | |
| CN203949240U (en) | A kind of Domestic flue cooking fume remover | |
| CN206410235U (en) | A kind of Mobile air purifying sterilizing apparatus | |
| CN210980172U (en) | Movable gas phase purifier | |
| CN203227359U (en) | Filter screen and intelligent air purifier | |
| CN210159355U (en) | Exhaust gas purification device | |
| CN211925971U (en) | Domestic oxygen-generating air purifier | |
| CN203797805U (en) | Vehicle-mounted air purifier | |
| CN210740581U (en) | Intelligent air purifier | |
| CN203100007U (en) | Novel tea table type air purifier | |
| CN208418434U (en) | A kind of air purifying lamp | |
| CN207622158U (en) | A kind of energy-saving environmental protection device for purifying air | |
| CN202835560U (en) | Air cleaner | |
| CN111530627A (en) | Electrostatic oil smoke composite filter device |
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 |
Granted publication date: 20150909 Termination date: 20160403 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |