CN210544288U - Air purifying device - Google Patents

Air purifying device Download PDF

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Publication number
CN210544288U
CN210544288U CN201920991968.3U CN201920991968U CN210544288U CN 210544288 U CN210544288 U CN 210544288U CN 201920991968 U CN201920991968 U CN 201920991968U CN 210544288 U CN210544288 U CN 210544288U
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CN
China
Prior art keywords
water
chamber
partition plate
spray
cavity
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
CN201920991968.3U
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Chinese (zh)
Inventor
孙新文
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Zhonghong Technology Development Co ltd
Original Assignee
Anhui Zhonghong Technology Development Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anhui Zhonghong Technology Development Co ltd filed Critical Anhui Zhonghong Technology Development Co ltd
Priority to CN201920991968.3U priority Critical patent/CN210544288U/en
Application granted granted Critical
Publication of CN210544288U publication Critical patent/CN210544288U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses an air purification device, which comprises a box body, wherein the inner space of the box body is divided into a sterilization chamber by a first clapboard, a second clapboard and a third clapboard, humidity control chamber, dust removal cavity and waste water collection cavity, the vertical interior baffle that is equipped with of dust removal cavity, dust removal cavity is separated by the inner baffle and is established into spray filtration cavity and water storage cavity, water storage cavity bottom is equipped with the water pump, spray the interior vertical filtration wet curtain that is equipped with of filtration cavity, the delivery port of water pump is connected with the raceway, the play water end of raceway is located the upper portion that filters wet curtain air inlet side, be equipped with the air inlet on the lateral wall of spray filtration cavity, spray the filtration cavity bottom be equipped with the communicating hole of falling into water of waste water collection cavity, the inside humidity control device that is equipped with of humidity control cavity, the inside sterilamp that is equipped with of cavity that disinfects, the gas vent has been seted up on the lateral wall of. The utility model discloses simple structure, reasonable in design, the simple operation, air purification is effectual.

Description

Air purifying device
Technical Field
The utility model relates to an air treatment technical field especially relates to an air purification device.
Background
The air purification is to provide the whole solutions of sterilization, dust reduction, haze removal, removal of harmful decoration residues, peculiar smell and the like aiming at various indoor environmental problems, improve the conditions of life and office and promote physical and mental health. Indoor environmental pollutants and pollution sources mainly comprise particles such as dust, bacteria, decoration residues, second-hand smoke and the like, indoor ventilation is relatively less, or public places such as markets, stations, supermarkets and the like with more people flow, and because air flow is small, a large amount of pollutants such as dust, smoke and the like exist in the air, and great threats are caused to the health of people. Present air purifier's a great variety mainly has HEPT filter screen filtration type, active carbon adsorption type and electrostatic precipitation type, but these several air purifier ubiquitous inside filter screen need often change, causes to use and maintenance cost high, and most air purifier that market at present have shortcomings such as the structure is complicated, therefore need to improve urgently.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least, innovated an air purification device very much, effectively solved prior art air purifier inside filter screen and need often change, use and maintenance cost are high to and most of air purifier that market at present have the problem that the structure is complicated.
In order to realize the above purpose of the utility model, the utility model provides an air purification device, which comprises a box body, wherein the inner space of the box body is divided into a sterilization chamber, a humidity adjusting chamber, a dust removing chamber and a wastewater collecting chamber from top to bottom by a first clapboard, a second clapboard and a third clapboard which are arranged from top to bottom in sequence, the dust removing chamber is internally and vertically provided with an inner clapboard, the dust removing chamber is divided into a spray filtering chamber and a water storage chamber by the inner clapboard, the bottom of the water storage chamber is provided with a water pump, a wet filtering curtain is vertically arranged in the spray filtering chamber, the water outlet of the water pump is connected with a water delivery pipe, the water outlet end of the water delivery pipe passes through the inner clapboard and extends to the spray filtering chamber and is positioned at the upper part of the air inlet side of the wet filtering curtain, the side wall of the box body where the spray filtering chamber, the water draining hole communicated with the wastewater collecting cavity is formed in a third partition plate at the bottom of the spraying and filtering cavity, ventilating through holes are formed in the first partition plate, the second partition plate and the inner partition plate, a humidity adjusting device is arranged in the humidity adjusting cavity, an ultraviolet germicidal lamp is arranged in the sterilization cavity, an exhaust port is formed in the side wall of the box body where the sterilization cavity is located, and a suction fan is arranged at a position, close to the exhaust port, in the sterilization cavity.
When the utility model is used, firstly, water is added into the water storage cavity, then the water pump is started to pump water, water flows out of the water outlet of the water pipe after passing through the water pipe and is sprayed onto the filtering wet curtain, the filtering wet curtain is directly wetted, then the water pump is closed, the exhaust fan, the humidity adjusting device and the ultraviolet germicidal lamp are started, indoor air to be purified enters the spraying and filtering cavity from the air inlet on the side wall of the box body where the spraying and filtering cavity is positioned under the action of the suction force of the exhaust fan, then the air to be purified is filtered through the filtering wet curtain, when the air to be purified passes through the moist filtering wet curtain, the wetted filtering wet curtain becomes a carrier for contacting air and water, the contact area of the air and the water is greatly increased, the air and the water are fully contacted on the filtering wet curtain, and dust particles such as PM2.5 in the air are adsorbed on the filtering wet curtain and the water-soluble harmful gases such as formaldehyde are absorbed, air after filtering wet curtain filters loops through the ventilation hole on the inner baffle and the ventilation hole on the second baffle gets into humidity control chamber, carry out the regulation of humidity through humidity control device to the air after filtering wet curtain filters, then the ventilation hole on the air rethread first baffle gets into the chamber of disinfecting, the air after humidity control is disinfected through sterilamp, finally, air after purifying through disinfecting is discharged to indoor from the gas vent on the box lateral wall at chamber of disinfecting, so far, the air purification process finishes. After using a period, the water pump is started again to draw water, water flows out of the water outlet of the water pipe after passing through the water pipe and sprays to the filtering wet curtain, impurities such as dust on the filtering wet curtain are washed away from the filtering wet curtain along with the water flow, and the impurities flow into the waste water collecting cavity along with the water flow through the water falling hole.
The utility model has the advantages of simple structure, and reasonable design, utilize and filter the dust and the water-soluble harmful gas of wet curtain in to the air and filter, the running cost is low, purification process is simple, purification efficiency is high, wash away through rivers to filtering dust on the wet curtain etc. after the use, need not high frequency ground renew cartridge, use and maintenance cost are low, carry out humidity control to the air after filtering through built-in humidity control device, not only make pathogenic organism lose and breed the condition, can also make the air humidity after purifying reach the scope that makes human comfort level the best, disinfect the air after filtering and humidifying through built-in sterilamp, reduce and even extinguish the pathogenic bacteria such as the mould in the air, make the air after purifying safer.
Preferably, the wet filter curtain is removably disposed within the spray filter chamber. The installation and the change of the wet filtering curtain are more convenient by the arrangement, and the manufacturing and maintenance efficiency is improved.
Preferably, it installs to spray to be equipped with in the filtration cavity last mount pad and the lower mount pad of filtering wet curtain, the top surface of going up the mount pad with the bottom surface fixed connection of second baffle, the mount pad sets up down go up the mount pad under, just the bottom surface of mount pad down with the top surface fixed connection of third baffle, upward be equipped with relative T type spout on mount pad and the lower mount pad, the both ends of filtering wet curtain be connected with the T type slide bar of T type spout looks adaptation. When the filtering wet curtain needs to be replaced, the T-shaped sliding rods at the two ends of the filtering wet curtain are taken out from the T-shaped sliding grooves in the upper mounting seat and the lower mounting seat, and then the new filtering wet curtain is mounted according to the same method. The filter wet curtain is convenient to disassemble and assemble and simple to operate. The T-shaped sliding rod can be fixedly connected with the wet filtering curtain and is integrally replaced when replaced; also can be connected T type slide bar through pressing from both sides connection mode such as establishing and filtering wet curtain detachably, like this, only need change during the change and filter wet curtain.
Preferably, a spray head is arranged at the water outlet end of the water conveying pipe, a water spray opening of the spray head faces the filtering wet curtain, and the water spray direction of the spray head is inclined downwards to form an angle of 30-90 degrees with the plane where the filtering wet curtain is located. By adding the spray header, the spray area and the spray pressure are increased, so that the filtering wet curtain can be quickly and completely wetted by water; simultaneously with shower head slope downward setting, effect and efficiency when also can increase to erode impurity such as dust granule on the filtration wet curtain.
Preferably, the ventilation through hole on the inner partition plate is opened at the upper end of the inner partition plate. Set up like this for the water storage cavity can save more water, reduces the frequency of adding water to the water storage cavity.
Preferably, a transverse water sealing plate is arranged in the water storage chamber, the periphery of the water sealing plate is connected with the inner partition plate and the side wall of the box body in a sealing mode, and the water sealing plate is lower than the ventilation through hole in the inner partition plate. The water sealing plate is arranged to prevent excessive water in the water storage cavity from entering the spraying and filtering cavity from the ventilation through hole in the inner partition plate.
Preferably, a water adding pipe penetrates through the side wall of the box body where the water storage chamber is located, and a water adding valve is arranged outside the box body on the water adding pipe. Add water through the filler pipe to the water storage cavity, convenient and fast more opens the valve that adds water when adding water, closes the valve that adds water when stopping adding water, avoids the water in the water storage cavity to flow out the box outside from the filler pipe.
Preferably, a drainage valve is arranged on the side wall of the box body where the wastewater collection chamber is located. The waste water in the waste water collecting cavity is discharged through the drainage valve, and the operation is simple and convenient.
Preferably, the outer part of the ultraviolet germicidal lamp is provided with an explosion-proof glass shield. The anti-explosion glass shield is arranged outside the ultraviolet germicidal lamp, so that the use safety of the ultraviolet germicidal lamp is improved.
Preferably, the bottom of the box body is provided with universal wheels. The universal wheels are arranged, so that the whole device is more convenient and faster to move.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of an air purification apparatus according to a preferred embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, mechanically or electrically connected, or may be connected between two elements through an intermediate medium, or may be directly connected or indirectly connected, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
The utility model provides an air purification device, as shown in figure 1, the device comprises a box body 1, the inner space of the box body 1 is divided into a sterilization chamber 5, a humidity adjusting chamber 6, a dust removing chamber and a waste water collecting chamber 7 from top to bottom by a first clapboard 2, a second clapboard 3 and a third clapboard 4 which are arranged from top to bottom in sequence, the dust removing chamber is internally vertically provided with an inner clapboard 8, the dust removing chamber is divided into a spraying and filtering chamber 9 and a water storing chamber 10 by the inner clapboard 8, the bottom of the water storing chamber 10 is provided with a water pump 11, a wet filtering curtain 12 is vertically arranged in the spraying and filtering chamber 9, the water outlet of the water pump 11 is connected with a water pipe 13, the water outlet end of the water pipe 13 passes through the inner clapboard 8 to extend into the spraying and filtering chamber 9 and is positioned at the upper part of the air inlet side of the wet filtering curtain 12, the side wall of the box body 1 where the spraying and filtering chamber 9 is positioned is provided with an air inlet 14, the third clapboard 4, ventilating through holes 16 have been all seted up on first baffle 2, second baffle 3 and the inner baffle 8, and humidity control chamber 6 is inside to be equipped with humidity control device 17, and the inside sterilamp 18 that is equipped with of sterilization chamber 5 has seted up gas vent 19 on the box 1 lateral wall at sterilization chamber 5 place, and the position that is close to gas vent 19 in the sterilization chamber 5 is equipped with suction fan 20.
In particular, the box 1 may be a rectangular cabinet, or may be cylindrical or have another shape, preferably cylindrical. The wet filter curtain 12 may be made of a material having good water absorption, and may be formed by stacking a plurality of cotton cloths, for example.
When the utility model is used, firstly, water is added into the water storage cavity 10, then the water pump 11 is started to pump water, water flows out of the water outlet of the water pipe 13 after passing through the water pipe 13 and is sprayed onto the filtering wet curtain 12, the filtering wet curtain 12 is directly wetted, then the water pump 11 is closed, the exhaust fan 20 is started, the humidity adjusting device 17 and the ultraviolet sterilizing lamp 18 are started, under the suction effect of the exhaust fan 20, indoor air to be purified enters the spraying and filtering cavity 9 from the air inlet 14 on the side wall of the box body 1 where the spraying and filtering cavity 9 is positioned, then the air is filtered through the filtering wet curtain 12, when the air to be purified passes through the wetting filtering wet curtain 12, the wetted filtering wet curtain 12 becomes a carrier for air and water contact, the contact area of the air and the water is greatly increased, the air and the water are fully contacted on the filtering wet curtain 12, thereby dust particles such as PM2.5 in the air are adsorbed on the filtering wet curtain 12 and the water-soluble harmful gases such as formaldehyde are absorbed by the filtering wet curtain, air after filtering wet curtain 12 loops through vent hole 16 on the inner baffle 8 and vent hole 16 on the second baffle 3 and gets into humidity control chamber 6, carry out the regulation of humidity to the air after filtering wet curtain 12 through humidity control device 17, then air rethread vent hole 16 on the first baffle 2 gets into sterilization chamber 5, the air after adjusting humidity is disinfected through sterilamp 18, finally, the air after purifying through the disinfection of disinfecting is discharged to indoor from gas vent 19 on the box 1 lateral wall at sterilization chamber 5 place, so far, the air purification process ends. After using a period of time, the water pump 11 is started again to draw water, water flows out of the water outlet of the water delivery pipe 13 after passing through the water delivery pipe 13 and sprays the water to the filtering wet curtain 12, impurities such as dust on the filtering wet curtain 12 are washed away, the impurities such as dust on the filtering wet curtain 12 are washed away from the filtering wet curtain 12 along with the water flow, and the impurities flow into the waste water collecting chamber 7 along with the water flow through the water falling hole 15.
The utility model has the advantages of simple structure, reasonable in design, utilize and filter the dust and the water-soluble harmful gas of wet curtain 12 in to the air, the running cost is low, purification process is simple, purification efficiency is high, wash away through rivers to filtering dust etc. on the wet curtain 12 after the use, need not high frequency ground renew cartridge, use and maintenance cost are low, carry out humidity control to the air after filtering through built-in humidity adjusting device 17, not only make pathogenic organism lose and breed the condition, the air humidity after still making the purification reaches the scope that makes human comfort level the best, disinfect the disinfection through built-in sterilamp 18 air after filtering and humidifying, reduce pathogenic bacteria such as the mould in the air of extinction even, make the air after the purification safer.
In this embodiment, a filtering wet curtain 12 is detachably provided within the shower filter chamber 9. This arrangement makes installation and replacement of the wet filter curtain 12 more convenient, and improves manufacturing and maintenance efficiency.
In the present embodiment, an upper mounting seat 21 and a lower mounting seat 22 for mounting the filtering wet curtain 12 are arranged in the spraying and filtering chamber 9, the top surface of the upper mounting seat 21 is fixedly connected with the bottom surface of the second partition plate 3, the lower mounting seat 22 is arranged right below the upper mounting seat 21, the bottom surface of the lower mounting seat 22 is fixedly connected with the top surface of the third partition plate 4, opposite T-shaped sliding grooves are arranged on the upper mounting seat 21 and the lower mounting seat 22, and two ends of the filtering wet curtain 12 are connected with T-shaped sliding rods 23 adapted to the T-shaped sliding grooves. When the wet filter curtain 12 needs to be replaced, the T-shaped slide rods 23 at the two ends of the wet filter curtain 12 are taken out from the T-shaped chutes on the upper mounting seat 21 and the lower mounting seat 22, and then a new wet filter curtain 12 is installed according to the same method. The filtering wet curtain 12 is convenient to disassemble and assemble and simple to operate. The T-shaped sliding rod 23 can be fixedly connected with the filtering wet curtain 12 and is integrally replaced when replaced; the T-shaped sliding rod 23 can also be detachably connected with the wet filtering curtain 12 in a clamping and other connection mode, so that only the wet filtering curtain 12 needs to be replaced during replacement.
In the present embodiment, a spray header 24 is disposed at the water outlet end of the water pipe 13, the water spray opening of the spray header 24 faces the wet filtering curtain 12, and the water spray direction of the spray header 24 is inclined downward and forms an angle of 30-90 degrees with the plane of the wet filtering curtain 12. By adding the spray header 24, the spray area and the spray pressure are increased, so that the filtering wet curtain 12 can be quickly and completely wetted by water; meanwhile, the spray header 24 is arranged obliquely downwards, so that the effect and efficiency of flushing and filtering impurities such as dust particles on the wet curtain 12 can be improved.
In the present embodiment, the ventilation through-hole 16 in the inner partition 8 is opened at the upper end of the inner partition 8. By the arrangement, the water storage chamber 10 can store more water, and the frequency of adding water into the water storage chamber 10 is reduced.
In this embodiment, a horizontal water seal plate 25 is provided inside the water storage chamber 10, the outer periphery of the water seal plate 25 is hermetically connected to the inner partition plate 8 and the side wall of the box body 1, and the water seal plate 25 is lower than the ventilation through hole 16 of the inner partition plate 8. The water sealing plate 25 is arranged to prevent excessive water in the water storage chamber 10 from entering the spraying and filtering chamber 9 from the vent through holes 16 on the inner partition plate 8.
In the present embodiment, a water feeding pipe 26 is provided on the side wall of the tank 1 where the water storage chamber 10 is located, and a water feeding valve 27 is provided on the water feeding pipe 26 and outside the tank 1. Through adding water pipe 26 to storage water cavity 10 add water, convenient and fast more, open the valve 27 that adds water when adding water, close the valve 27 that adds water when stopping to add water, avoid the water in the storage water cavity 10 to flow out of box 1 outside from adding water pipe 26.
In this embodiment, a drain valve 28 is provided on the side wall of the tank 1 where the waste water collecting chamber 7 is located. The waste water in the waste water collecting chamber 7 is discharged through the drainage valve 28, and the operation is simple and convenient.
In the present embodiment, an explosion-proof glass cover 18-1 is provided outside the ultraviolet germicidal lamp 18. The safety of the use of the device is improved by arranging the explosion-proof glass shield 18-1 outside the ultraviolet germicidal lamp 18.
In the present embodiment, four universal wheels 29 are provided on the bottom of the casing 1. The universal wheels 29 are arranged, so that the whole device can be moved more conveniently and quickly.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. An air purification device is characterized by comprising a box body, wherein a sterilization chamber, a humidity regulation chamber, a dust removal chamber and a wastewater collection chamber are arranged in the internal space of the box body from top to bottom by a first partition plate, a second partition plate and a third partition plate which are arranged from top to bottom in sequence, the dust removal chamber is internally and vertically provided with an inner partition plate, the dust removal chamber is partitioned by the inner partition plate into a spray filtration chamber and a water storage chamber, the bottom of the water storage chamber is provided with a water pump, a wet filtration curtain is vertically arranged in the spray filtration chamber, the water outlet of the water pump is connected with a water delivery pipe, the water outlet end of the water delivery pipe penetrates through the inner partition plate to extend into the spray filtration chamber and is positioned at the upper part of the air inlet side of the wet filtration curtain, the side wall of the box body where the spray filtration chamber is positioned is provided with an air inlet, the third partition plate at the bottom of the spray filtration, the sterilization box is characterized in that ventilation through holes are formed in the first partition plate, the second partition plate and the inner partition plate, a humidity adjusting device is arranged in the humidity adjusting cavity, an ultraviolet sterilization lamp is arranged in the sterilization cavity, an exhaust port is formed in the side wall of the box body where the sterilization cavity is located, and a suction fan is arranged in the sterilization cavity and close to the exhaust port.
2. The air purification apparatus of claim 1, wherein the wet filter curtain is removably disposed within the spray filter chamber.
3. The air purification device according to claim 2, wherein an upper mounting seat and a lower mounting seat for mounting the wet filtering curtain are arranged in the spraying and filtering chamber, the top surface of the upper mounting seat is fixedly connected with the bottom surface of the second partition plate, the lower mounting seat is arranged right below the upper mounting seat, the bottom surface of the lower mounting seat is fixedly connected with the top surface of the third partition plate, opposite T-shaped sliding grooves are formed in the upper mounting seat and the lower mounting seat, and two ends of the wet filtering curtain are connected with T-shaped sliding rods matched with the T-shaped sliding grooves.
4. The air purification device as claimed in claim 1, wherein a spray header is arranged at the water outlet end of the water pipe, a water spray port of the spray header faces the wet filtering curtain, and the water spray direction of the spray header is inclined downwards to form an angle of 30-90 degrees with the plane where the wet filtering curtain is located.
5. The air cleaning device according to claim 1, wherein the vent hole of the inner partition is opened at an upper end of the inner partition.
6. The air purification device according to claim 5, wherein a transverse water sealing plate is arranged inside the water storage chamber, the periphery of the water sealing plate is connected with the inner partition plate and the side wall of the box body in a sealing mode, and the water sealing plate is lower than the ventilation through hole in the inner partition plate.
7. The air purification device as claimed in claim 1, wherein a water feeding pipe is arranged on a side wall of the box body where the water storage chamber is located in a penetrating manner, and a water feeding valve is arranged on the water feeding pipe and located outside the box body.
8. The air purification device of claim 1, wherein a drain valve is arranged on a side wall of the box body where the wastewater collection chamber is arranged.
9. The air cleaning device as claimed in claim 1, wherein an explosion-proof glass shield is provided outside the ultraviolet germicidal lamp.
10. The air cleaning apparatus according to any one of claims 1 to 9, wherein universal wheels are provided on a bottom of the cabinet.
CN201920991968.3U 2019-06-28 2019-06-28 Air purifying device Expired - Fee Related CN210544288U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920991968.3U CN210544288U (en) 2019-06-28 2019-06-28 Air purifying device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920991968.3U CN210544288U (en) 2019-06-28 2019-06-28 Air purifying device

Publications (1)

Publication Number Publication Date
CN210544288U true CN210544288U (en) 2020-05-19

Family

ID=70663011

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920991968.3U Expired - Fee Related CN210544288U (en) 2019-06-28 2019-06-28 Air purifying device

Country Status (1)

Country Link
CN (1) CN210544288U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111947301A (en) * 2020-08-26 2020-11-17 佛山市高明欧一电子制造有限公司 Multifunctional electric heater

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111947301A (en) * 2020-08-26 2020-11-17 佛山市高明欧一电子制造有限公司 Multifunctional electric heater

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200519

Termination date: 20210628