CN110030644A - A kind of oxygen-enriched humidifying air clarifier - Google Patents
A kind of oxygen-enriched humidifying air clarifier Download PDFInfo
- Publication number
- CN110030644A CN110030644A CN201910363672.1A CN201910363672A CN110030644A CN 110030644 A CN110030644 A CN 110030644A CN 201910363672 A CN201910363672 A CN 201910363672A CN 110030644 A CN110030644 A CN 110030644A
- Authority
- CN
- China
- Prior art keywords
- oxygen
- air duct
- enriched
- air
- humidifying
- 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.)
- Pending
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/02—Preparation of oxygen
- C01B13/0229—Purification or separation processes
- C01B13/0248—Physical processing only
- C01B13/0259—Physical processing only by adsorption on solids
- C01B13/0262—Physical processing only by adsorption on solids characterised by the adsorbent
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F6/00—Air-humidification, e.g. cooling by humidification
- F24F6/02—Air-humidification, e.g. cooling by humidification by evaporation of water in the air
- F24F6/04—Air-humidification, e.g. cooling by humidification by evaporation of water in the air using stationary unheated wet elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/60—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by adding oxygen
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
Abstract
The present invention provides a kind of oxygen-enriched humidifying air clarifier, including casing, lateral air duct and vertical air duct are provided within casing, vertical air duct upper end is flushed with cabinet top, is connected in the middle part of vertical air duct lower end and lateral air duct, is equipped with fan within vertical air duct, lateral air duct bottom is equipped with lifting assembly, it is shelved with dismountable filter cylinder on lifting assembly, when lifting assembly movement, filter cylinder upper end is acted against into lateral air duct and vertical air duct connectivity part.Using technical solution of the present invention, air draught is sucked by lateral air duct, air draught is supplied from vertical air duct to user again after cartridge filter filtering, and filter cylinder is packed into through lifting assembly clamping within lateral air duct, is convenient for dismantling or be replaced；Air draught after purified treatment carries out humidification process by humidification component in vertical air duct, and mixes oxygen by oxygen-enriched component, improves room air oxygen content, avoids user from situation uncomfortable in chest occur, improve using effect.
Description
Technical field
The present invention relates to field of home appliance technology more particularly to a kind of oxygen-enriched humidifying air clarifiers.
Background technique
Currently, existing various air purifier models, specification and Various Functions in the market, but most of air cleanings
Device generally only has the simple function of " purification air ", if carried out under situation indoors using, indoor air flows are poor, and
And with the use of user, the oxygen content in room air is gradually decreased, and indoor occupant is be easy to cause situation uncomfortable in chest, shadow occur
Its using effect is rung, and in certain special occasions, room air is extremely dry, also causes badly to the health of user
It influences.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of oxygen-enriched humidifying air clarifiers.
The present invention is achieved by the following technical programs.
The present invention provides a kind of oxygen-enriched humidifying air clarifier, including casing, is provided with lateral air duct within the casing
With vertical air duct, the vertical air duct upper end is flushed with the cabinet top, the vertical air duct lower end and the lateral air duct
Middle part is connected to, and fan is equipped within the vertical air duct, and the transverse direction air duct bottom is equipped with lifting assembly, the lifting group
It is shelved with dismountable filter cylinder on part, when lifting assembly movement, the filter cylinder upper end is acted against into the beam wind
Road and vertical air duct connectivity part.
The lifting assembly includes chassis, movable cover and support cap, several inclined wedge platforms are provided on the chassis, described
Inclined wedge platform has the cammed surface that extension is tilted upward relative to the chassis surface, and movable cover is fastened on cammed surface, support cap
It is fastened on movable cover, the filter cylinder is held on support cap, and driving lever is provided on movable cover outer peripheral surface, and driving lever extends bearing
Other than lid outer peripheral surface.
The oxygen-enriched humidifying air clarifier further includes oxygen-enriched component, and oxygen-enriched component includes compressor and molecular sieve, described
Molecular sieve has the first delivery outlet and the second delivery outlet, and the compressor input port is connected by air entraining pipe and outdoor atmospheric environment
Logical, the compressor delivery outlet is connect with molecular sieve input port, and first delivery outlet passes through oxygen supplying tube and the vertical air duct
Connection, second delivery outlet are connected to by nitrogen discharging tube with outdoor atmospheric environment.
Storage cylinder is also connected in the middle part of the air entraining pipe.
Scavenging air valve is also fixedly connected on the oxygen supplying tube, scavenging air valve is used to control the on-off of the oxygen supplying tube.
The oxygen-enriched humidifying air clarifier further includes humidification component, and humidification component includes case slot, slot cover and humidifying net, institute
It states and is provided with annular convex platform hollow up and down within case slot, be provided with corresponding middle through-hole, the middle through-hole in the middle part of the slot cover
Adjacent position be provided with mounting hole, the slot cover is covered at the case slot notch and the middle through-hole and the boss
Mutual fitting, space between the case slot and the slot cover form water storing bin, the humidifying net be held on the mounting hole with
It is interior, and one end protrudes within water storing bin, and the other end stretches out other than the slot cover surface.
The humidifying net quantity is multiple, and is uniformly disposed along the middle through-hole edge.
The case slot outer wall is provided with handle groove.
The material of the case slot and slot cover is engineering plastics.
Motor is also equipped on the casing, motor output shaft is fixedly connected with the fan.
The beneficial effects of the present invention are: technical solution of the present invention is used, air draught is sucked by lateral air duct, it is empty
Gas air-flow is supplied from vertical air duct to user again after cartridge filter filtering, and filter cylinder plays purification to air draught and makees
With filter cylinder is packed into after lateral air duct and carries out clamping by lifting assembly, is convenient for dismantling or replace；After purified treatment
Air draught in vertical air duct by humidification component carry out humidification process, meanwhile, the present invention also passes through within oxygen-enriched component
Molecular sieve from outdoor introducing air and therefrom isolate oxygen, then oxygen flow is sent into the air draught having by purification
It re-supplying after being mixed and is used to user, the oxygen content in air for using user greatly increases, meanwhile, pass through
Fan assembly increases the air draught mobility for being supplied to user to use, and maintains the good mobility of room air, and
Humidification process is being carried out to the room air in flowing, the subjective feeling that user uses air indoors is being improved, effectively avoids
There is situation uncomfortable in chest in user, improves using effect, and compared with prior art, the present invention divides indoor air is introduced
It is treated with a certain discrimination from after, improves room air oxygen content, and carried out at humidification in the state of keeping room air constantly to flow
Reason can carry out the humidification process of repeatedly part to room air, and it is relatively stable wet to be conducive to remain that room air has
Degree and mobility.
Detailed description of the invention
Fig. 1 is overall structure of the present invention；
Fig. 2 is the structural schematic diagram of lifting assembly of the present invention；
Fig. 3 is the structural schematic diagram of the oxygen-enriched component of the present invention；
Fig. 4 is the main view of the oxygen-enriched component of the present invention；
Fig. 5 is the top view of the oxygen-enriched component of the present invention；
Fig. 6 is the structural schematic diagram of present invention humidification component；
Fig. 7 is structural schematic diagram of the present invention humidification component along middle through hole center axis cutting；
Fig. 8 is the top view of case slot of the present invention；
Fig. 9 is the top view of slot cover of the present invention.
In figure: 1- casing, 2- fan, 3- lifting assembly, 4- filter cylinder, the oxygen-enriched component of 5-, 6- humidify component, 7- motor, 11-
Lateral air duct, the vertical air duct 12-, the chassis 31-, 32- movable cover, 33- support cap, 34- inclined wedge platform, 35- cammed surface, 36- driving lever,
51- compressor, 52- molecular sieve, 53- air entraining pipe, 54- oxygen supplying tube, 55- nitrogen discharging tube, 56- storage cylinder, 61- case slot, 62- slot cover,
63- humidifying net, 64- boss, through-hole in 65-, 66- mounting hole, 67- water storing bin, 68- handle groove.
Specific embodiment
Be described further below technical solution of the present invention, but claimed range be not limited to it is described.
The present invention provides a kind of oxygen-enriched humidifying air clarifier, as shown in Figures 1 to 8, including including casing 1, casing 1 with
Inside be provided with lateral air duct 11 and vertical air duct 12, flushed at the top of vertical 12 upper end of air duct and casing 1, vertical 12 lower end of air duct with
It is connected in the middle part of lateral air duct 11, fan 2 is installed within vertical air duct 12, lateral 11 bottom of air duct is equipped with lifting assembly 3, rises
It comes down to a lower group and is shelved with dismountable filter cylinder 4 on part 3, when lifting assembly 3 acts, 4 upper end of filter cylinder is acted against into lateral air duct 11
With vertical 12 connectivity part of air duct.
Using technical solution of the present invention, air draught is sucked by lateral air duct, air draught filters it through cartridge filter
Supplied again from vertical air duct to user afterwards, filter cylinder plays catharsis to air draught, filter cylinder be packed into lateral air duct it
Clamping is carried out by lifting assembly afterwards, be convenient for dismantling or is replaced；Air draught after purified treatment is in vertical air duct
It is interior that humidification process is carried out by humidification component, meanwhile, the present invention is also empty from outdoor introducing by the molecular sieve within oxygen-enriched component
Gas simultaneously therefrom isolates oxygen, then oxygen flow is sent into re-supply after being mixed in the air draught that purification has to
Family uses, and the oxygen content in air for using user greatly increases, meanwhile, make to be supplied to user by fan assembly
The air draught mobility used increases, and maintains the good mobility of room air, and to the room air in flowing
Humidification process is carried out, the subjective feeling that user uses air indoors is improved, effectively prevents user and situation uncomfortable in chest occur,
Using effect is improved, compared with prior art, the present invention treats with a certain discrimination after separating to the indoor air of introducing, improves room
Interior oxygen content in air, and humidification process is carried out in the state of keeping room air constantly to flow, room air can be carried out more
Secondary local humidification process is conducive to remain that room air has relatively stable humidity and mobility.
Further, lifting assembly 3 includes chassis 31, movable cover 32 and support cap 33, is provided with several on chassis 31
Inclined wedge platform 34, inclined wedge platform 34 have the cammed surface 35 that extension is tilted upward relative to 31 surface of chassis, and movable cover 32 is fastened on inclined wedge
On face 35, support cap 33 is fastened on movable cover 32, and filter cylinder 4 is held on support cap 33, is arranged on 32 outer peripheral surface of movable cover
There is driving lever 36, driving lever 36 extends other than 33 outer peripheral surface of support cap.Filter cylinder 4 is the cylindrical shape of upper and lower ends connection.Using this hair
Bright technical solution, by lifting assembly to filter cylinder carry out clamping, make filter cylinder be convenient for replace or dismantle, facilitate maintenance with
Maintenance.In addition, lifting assembly 3 also carries out heat exchange with the air draught flowed through, is conducive to radiate, avoids complete machine in operational process
In be heated hot, ensure that its use reliability.
Further, oxygen-enriched humidifying air clarifier further includes oxygen-enriched component 5, and oxygen-enriched component 5 includes compressor 51 and divides
Son sieve 52, molecular sieve 52 have the first delivery outlet and the second delivery outlet, and 51 input port of compressor is big by air entraining pipe 53 and open air
Gas environmental communication, 51 delivery outlet of compressor are connect with 52 input port of molecular sieve, and the first delivery outlet passes through oxygen supplying tube 54 and vertical wind
Road 12 is connected to, and the second delivery outlet is connected to by nitrogen discharging tube 55 with outdoor atmospheric environment.Disappear in addition, being also equipped on nitrogen discharging tube 55
Sound device.Storage cylinder 56 is also connected in the middle part of air entraining pipe 53.Air entraining pipe is also equipped with filter screen at 53 port.The material of casing is work
Engineering plastics.Using technical solution of the present invention, separated from outdoor introducing air and therefrom by the molecular sieve within oxygen-enriched component
Oxygen out, then oxygen flow is sent into after being mixed in the air draught that purification has to re-supply and is used to user, it uses
The oxygen content in air that family uses greatly increases, and improves the subjective feeling that user uses air indoors, effectively
It avoids user and situation uncomfortable in chest occurs, improve using effect.
In addition, being also fixedly connected with scavenging air valve on oxygen supplying tube 54, scavenging air valve is used to control the on-off of oxygen supplying tube 54.User
The oxygen flow within oxygen supplying tube can be adjusted by scavenging air valve, to meet the use demand of user, user can also be not
It needs in use, oxygen supplying tube is turned off, or when other equipment are needed using oxygen, can also directly be accessed from oxygen supplying tube.
In addition, oxygen-enriched humidifying air clarifier further includes humidification component 6, humidification component 6 includes case slot 61, slot cover 62 and adds
Wet web 63 is provided with annular convex platform 64 hollow up and down within case slot 61, is provided with corresponding middle through-hole 65 in the middle part of slot cover 62, in
The adjacent position of through-hole 65 is provided with mounting hole 66, and slot cover 62 is covered at 61 notch of case slot and middle through-hole 65 and boss 64
Mutual fitting, the space between case slot 61 and slot cover 62 form water storing bin 67, and humidifying net 63 is held within mounting hole 66, and
One end protrudes within water storing bin 67, and the other end stretches out other than 62 surface of slot cover.
Further, 63 quantity of humidifying net is multiple, and is uniformly disposed along middle 65 edge of through-hole.61 outer wall of case slot is set
It is equipped with handle groove 68.The material of case slot 61 and slot cover 62 is engineering plastics.Motor 7 is also equipped on casing 1, motor 7 is defeated
Shaft is fixedly connected with fan 2.Using technical solution of the present invention, by purified air draught into one in vertical air duct
Step has carried out humidification process, maintains the good humidity of room air, improves the comfort of user.
Claims (10)
1. a kind of oxygen-enriched humidifying air clarifier, it is characterised in that: including casing (1), be provided with transverse direction within the casing (1)
It is flushed at the top of air duct (11) and vertical air duct (12), vertical air duct (12) upper end and the casing (1), the vertical air duct
(12) it is connected in the middle part of lower end and the lateral air duct (11), fan (2), the transverse direction is installed within the vertical air duct (12)
Air duct (11) bottom is equipped with lifting assembly (3), dismountable filter cylinder (4) is shelved on the lifting assembly (3), when described
When lifting assembly (3) acts, the filter cylinder (4) upper end is acted against into the lateral air duct (11) and is connected to vertical air duct (12)
Place.
2. a kind of oxygen-enriched humidifying air clarifier as described in claim 1, it is characterised in that: the lifting assembly (3) includes
Chassis (31), movable cover (32) and support cap (33) are provided with several inclined wedge platforms (34), the inclined wedge on the chassis (31)
Platform (34) has the cammed surface (35) that extension is tilted upward relative to the chassis (31) surface, and movable cover (32) is fastened on cammed surface
(35) on, support cap (33) is fastened on movable cover (32), and the filter cylinder (4) is held on support cap (33), movable cover
(32) it is provided on outer peripheral surface driving lever (36), driving lever (36) extends other than support cap (33) outer peripheral surface.
3. a kind of oxygen-enriched humidifying air clarifier as described in claim 1, it is characterised in that: the oxygen-enriched humidifying air purification
Device further includes oxygen-enriched component (5), and oxygen-enriched component (5) includes compressor (51) and molecular sieve (52), and the molecular sieve (52) has
First delivery outlet and the second delivery outlet, compressor (51) input port are connected to by air entraining pipe (53) with outdoor atmospheric environment,
Compressor (51) delivery outlet is connect with molecular sieve (52) input port, first delivery outlet by oxygen supplying tube (54) with it is described
Vertical air duct (12) connection, second delivery outlet are connected to by nitrogen discharging tube (55) with outdoor atmospheric environment.
4. a kind of oxygen-enriched humidifying air clarifier as claimed in claim 3, it is characterised in that: in the middle part of the air entraining pipe (53) also
It is connected with storage cylinder (56).
5. a kind of oxygen-enriched humidifying air clarifier as claimed in claim 3, it is characterised in that: on the oxygen supplying tube (54) also
It is fixedly connected with scavenging air valve, scavenging air valve is used to control the on-off of the oxygen supplying tube (54).
6. a kind of oxygen-enriched humidifying air clarifier as described in claim 1, it is characterised in that: the oxygen-enriched humidifying air purification
Device further includes humidification component (6), and humidification component (6) includes case slot (61), slot cover (62) and humidifying net (63), the case slot (61)
Within be provided with hollow annular convex platform (64) up and down, be provided with corresponding middle through-hole (65) in the middle part of the slot cover (62), it is described
The adjacent position of middle through-hole (65) is provided with mounting hole (66), and the slot cover (62) is covered at case slot (61) notch simultaneously
And the middle through-hole (65) and the boss (64) mutual fitting, the space shape between the case slot (61) and the slot cover (62)
At water storing bin (67), the humidifying net (63) is held within the mounting hole (66), and one end protrudes into water storing bin (67)
Within, the other end stretches out other than slot cover (62) surface.
7. a kind of oxygen-enriched humidifying air clarifier as claimed in claim 6, it is characterised in that: humidifying net (63) quantity is
It is multiple, and uniformly disposed along middle through-hole (65) edge.
8. a kind of oxygen-enriched humidifying air clarifier as claimed in claim 6, it is characterised in that: case slot (61) the outer wall setting
There are handle groove (68).
9. a kind of oxygen-enriched humidifying air clarifier as claimed in claim 6, it is characterised in that: the case slot (61) and slot cover
(62) material is engineering plastics.
10. a kind of oxygen-enriched humidifying air clarifier as described in claim 1, it is characterised in that: also pacify on the casing (1)
Equipped with motor (7), motor (7) output shaft is fixedly connected with the fan (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910363672.1A CN110030644A (en) | 2019-04-30 | 2019-04-30 | A kind of oxygen-enriched humidifying air clarifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910363672.1A CN110030644A (en) | 2019-04-30 | 2019-04-30 | A kind of oxygen-enriched humidifying air clarifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110030644A true CN110030644A (en) | 2019-07-19 |
Family
ID=67241082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910363672.1A Pending CN110030644A (en) | 2019-04-30 | 2019-04-30 | A kind of oxygen-enriched humidifying air clarifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110030644A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205073819U (en) * | 2015-09-24 | 2016-03-09 | Ac（澳门离岸商业服务）有限公司 | Air purifier |
| CN105402824A (en) * | 2015-11-11 | 2016-03-16 | 贵州全世通精密机械科技有限公司 | Purifier with oxygen enrichment humidifying function |
| KR20170051212A (en) * | 2015-10-30 | 2017-05-11 | 엘지전자 주식회사 | apparatus for both humidification and air cleaning |
| CN108534251A (en) * | 2018-04-28 | 2018-09-14 | 肖剑文 | A kind of multifunctional air purifier |
| CN108709078A (en) * | 2018-06-12 | 2018-10-26 | 芜湖七创工业设计有限公司 | Insertion self-locking type projecting apparatus applied to video display medium |
-
2019
- 2019-04-30 CN CN201910363672.1A patent/CN110030644A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205073819U (en) * | 2015-09-24 | 2016-03-09 | Ac（澳门离岸商业服务）有限公司 | Air purifier |
| KR20170051212A (en) * | 2015-10-30 | 2017-05-11 | 엘지전자 주식회사 | apparatus for both humidification and air cleaning |
| CN105402824A (en) * | 2015-11-11 | 2016-03-16 | 贵州全世通精密机械科技有限公司 | Purifier with oxygen enrichment humidifying function |
| CN108534251A (en) * | 2018-04-28 | 2018-09-14 | 肖剑文 | A kind of multifunctional air purifier |
| CN108709078A (en) * | 2018-06-12 | 2018-10-26 | 芜湖七创工业设计有限公司 | Insertion self-locking type projecting apparatus applied to video display medium |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190719 |