CN112815468B - Air purifying device - Google Patents
Air purifying device Download PDFInfo
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- CN112815468B CN112815468B CN202011634750.6A CN202011634750A CN112815468B CN 112815468 B CN112815468 B CN 112815468B CN 202011634750 A CN202011634750 A CN 202011634750A CN 112815468 B CN112815468 B CN 112815468B
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- air
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- pipe
- purification
- plate
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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
- 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
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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
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
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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
- F24F13/20—Casings or covers
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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
- F24F13/32—Supports for air-conditioning, air-humidification or ventilation units
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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
- F24F6/00—Air-humidification, e.g. cooling by humidification
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Air Humidification (AREA)
Abstract
The invention discloses an air purification device, which comprises an air inlet support base, wherein the top of the air inlet support base is fixedly connected with a purification machine body, the top of the purification machine body is provided with an air outlet, the top of the purification machine body is fixedly connected with an airflow dispersing mechanism above the air outlet, the airflow dispersing mechanism comprises an outer support frame, the bottom of the outer support frame is fixedly connected with the purification machine body, the inner side of the outer support frame and the position close to the top end are rotatably connected with a limiting shaft block, the middle position of the bottom of the limiting shaft block is fixedly connected with a reverse flow conical plate, the outer surface of the reverse flow conical plate is uniformly provided with a flow guide inner groove, and the two sides of the inner part of the reverse flow conical plate are fixedly connected with air guide treatment components. This air purification device has reached the even water conservancy diversion that realizes the air after the purification, promotes the purifying effect of different position air.
Description
Technical Field
The invention relates to the technical field of air purification, in particular to an air purification device.
Background
There are a number of different technologies and media in air purifiers that enable them to provide clean and safe air to users. The existing air purifier is mostly of a composite type, namely, a plurality of purification technologies and material media are adopted at the same time.
If the Chinese invention discloses the number: CN 108954552B's air purifier, its structure includes magnet, remote controller, compression air purification device, air-out screen panel, underframe, truckle, filter core change arm-tie, control panel, and the dustcoat is inside to be equipped with two air compression mechanism and evenly distributed in air secondary purification case both sides, and two air compression mechanism are the axisymmetric structure. The air inlet cover can be automatically hidden when the compression type air purification device is not used through the telescopic air inlet mechanism, so that insects are prevented from entering the air purification device and polluting the air purification device, air is compressed through negative pressure generated by the air compression mechanism to form high-speed airflow, and the compressed air is filtered and purified through the air purification pipeline and the air purification mechanism in sequence, so that particles in the air are intercepted.
Traditional air purification air outlet's air is concentrated, can not be with the air after the purification evenly dispersed to the ambient air to the air after the purification is to piling up around the clarifier, and the air after the purification is in circulation purification state, thereby the air of far away position can not play purifying effect, and the purifying range is little.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an air purification device, which solves the problems that the air of the traditional air purification air outlet is concentrated, the purified air cannot be uniformly dispersed into the ambient air, the purified air is accumulated around a purifier and is in a circulating purification state, so that the air at a far position cannot play a purification effect, and the purification range is small.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an air purification device, includes the support base that admits air, the top fixedly connected with who admits air and support the base purifies the organism, the top of purifying the organism is provided with the gas vent, the top of purifying the organism and the top fixedly connected with air current dispersion mechanism that is located the gas vent, air current dispersion mechanism includes outer support frame, the bottom and the purification organism fixed connection of outer support frame, the inboard position that just is close to the top of outer support frame is rotated and is connected with the restriction axle piece, the palirrhea tapered plate of intermediate position fixedly connected with of restriction axle piece bottom, the outside surface of palirrhea tapered plate evenly is provided with the water conservancy diversion inside groove, the equal fixedly connected with air guide processing assembly in both sides of palirrhea tapered plate inside, air guide processing assembly's output fixedly connected with diffusion plate. The purified air is guaranteed to be evenly discharged to the periphery, the even diversion of the purified air is achieved, and the purifying effect of the air in different directions is improved.
Preferably, the fixed intercommunication in intermediate position of palirrhea conical plate bottom has the purification conduction pipe, the purification conduction pipe is located the fixed intercommunication in the inside one end of gas vent and has the reposition of redundant personnel taper groove, the purification conduction pipe is located the even fixedly connected with guide fan piece in the inside side of gas vent.
Preferably, the air guide processing assembly is including switching on the output tube, switch on the inside of output tube slope setting at the reverse current cone board, the bottom input and the purification conduction pipe that switch on the output tube are fixed to be communicated, the reverse current cone board is inside and be close to the position that switches on the output tube and be provided with outer air insertion pipe, outer air insertion pipe's output and the intermediate position intercommunication that switches on the output tube. The uniform mixing of the purified air and the unpurified air is realized, and the uniformity of the air evolution degree in the external environment is further improved.
Preferably, the inside and one side fixedly connected with guide pressure boost swash plate that is close to outer air insertion pipe of conduction output tube, the inside and position fixedly connected with refluence prevention subassembly that is located outer air insertion pipe top of conduction output tube.
Preferably, the position inside the outer air insertion tube, which is close to the input end, is fixedly connected with a humidifier, and the position inside the outer air insertion tube, which is located above the humidifier, is rotatably connected with a movable blocking piece.
Preferably, the backflow prevention assembly comprises a guide inclined plate, the bottom of the guide inclined plate is fixedly connected with the inside of the conduction output pipe, and one end of the right side of the guide inclined plate is fixedly connected with an elastic bag.
Preferably, the right side of the elastic bag adopts a concave surface structure, and resistance-increasing grooves are uniformly formed in the surface of the concave surface of the elastic bag. The purpose of passive backflow prevention is achieved, and the use safety of the purifying equipment is guaranteed.
Preferably, the diffusion plate includes the conduction inserted bar, the right side input of conduction inserted bar and the output intercommunication that switches on the output tube, the left side of conduction inserted bar is run through and sliding connection has movable intubate, movable intubate is provided with exhaust breach near left position. Improve the fluidity and the diffusivity of the purified air and increase the air purification effect.
Preferably, the left end face of the movable insertion tube is fixedly connected with a cutting conical plate, and the middle position of the cutting conical plate is arranged corresponding to the exhaust notch. The aim of purifying unpurified air is achieved, and the environmental air purification efficiency is improved.
The working principle is as follows: air is sucked into the purifier body from the air inlet support base to be purified, and is finally sprayed out from the air outlet, part of sprayed purified air is poured into the shunting cone groove, flows to the air guide treatment assembly and is sprayed out from the diffusion plate, the rest purified air is blown to the surface of the reverse flow cone plate, the air is shunted by the conical surface of the reverse flow cone plate and is directionally shunted under the action of the flow guide inner groove, the purified air is ensured to be uniformly discharged to the periphery, the uniform flow guide of the purified air is realized, and the purification effects of the air in different directions are improved; the purified air is conducted to the interior of the conducting output tube from the purifying conducting tube and flows out of the diffusion plate, negative pressure is generated by the flowing air, so that the purified air on the outer side is poured into the conducting output tube from the outer air insertion tube, and the mixed air is sprayed out from the output end of the conducting output tube, so that the purified air and the unpurified air are uniformly mixed, and the uniformity of the air evolution degree in the external environment is further improved; the inclined guide plate guides air to circulate outwards, and when the reverse flow phenomenon occurs in the conduction output pipe, the flowing air drives the elastic bag to deform, so that the interior of the conduction output pipe is blocked, the purpose of passive reverse flow prevention is achieved, and the use safety of the purification equipment is ensured; the purified air is humidified by the humidifier, so that the humidified air is heavier and automatically sinks downwards in the conduction process, and part of unpurified air is doped with atomized water drops and falls downwards under the separation and guidance of the dividing conical plate and is finally actively absorbed by the bottom of the air inlet support base, thus realizing the targeted purification of the unpurified air and improving the purification efficiency of the ambient air; the purified and sprayed air is guided by the guide fan blades to rotate the reverse flow conical plate, so that the movable insertion pipe extends out of the conduction insertion rod under the action of centrifugal force, the air sprayed from the exhaust notch is incited by the split conical plate, the fluidity and the diffusivity of the purified air are improved, and the air purification effect is improved.
(III) advantageous effects
The invention provides an air purification device. The method has the following beneficial effects:
(1) this air purification device, inside the reposition of redundant personnel taper groove is poured into to partial spun air-purifying, flows again and handles the subassembly then from the diffusion plate blowout to the air guide, and all the other air-purifying blows to palirrhea taper plate surface, and palirrhea taper plate's conical surface is shunted the air to directional reposition of redundant personnel under the effect of water conservancy diversion inside groove guarantees to be evenly discharged to all around by air-purifying, realizes the even water conservancy diversion of air after the purification, promotes the purifying effect of different position air.
(2) This air purification device, the air after the purification conducts to the output tube inside conducting through from purifying the conduction pipe to flow from the diffusion plate, wherein the air that flows produces the negative pressure, thereby pours into the output tube that conducts into for the air that purifies from outer air insertion pipe with the outside, and the mixed air is from the output blowout that conducts the output tube, realizes the homogeneous mixing of air-purifying and unpurified air, further promotes the homogeneity of air evolution degree in the external environment.
(3) This air purification device, the outside circulation of guide swash plate guide air, when switch on the inside phenomenon against the current that appears of output tube, you want mobile air to drive the elasticity bag and take place deformation to will switch on the inside jam of output tube, thereby realize preventing the refluence purpose passively, guarantee the security that clarification plant used.
(4) This air purification device is humidified by the humidifier for the air that is purified to the air that is humidified is heavier, and the conduction in-process is automatic to sinking, and under the partition guide of cutting apart the taper plate, the atomizing water droplet of partly unpurified air doping drops downwards, is finally supported the base bottom by the air admission and initiatively absorbs, realizes not purified air's pertinence and purifies, improves ambient air purification efficiency.
(5) The air purification device can lead the purified and sprayed air to rotate the reverse flow conical plate under the guide of the guide fan sheet, so that the movable insertion pipe extends out of the conduction insertion rod under the action of centrifugal force, the air sprayed from the exhaust notch is divided by the division conical plate to improve the fluidity and the diffusivity of the purified air, and the aim of increasing the air purification effect is fulfilled.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic view of the structure of the airflow dispersing mechanism of the present invention;
FIG. 3 is a schematic view of the air guide handling assembly of the present invention;
FIG. 4 is a schematic view showing the construction of the backflow prevention assembly according to the present invention;
fig. 5 is a schematic structural view of a diffusion plate member of the present invention.
In the figure: the device comprises an air inlet supporting base 1, a purifying body 2, an air outlet 3, an air flow dispersing mechanism 4, an outer support frame 41, a limiting shaft block 42, a reverse flow cone plate 43, a flow guiding inner groove 44, an air guiding and processing assembly 45, a conduction output pipe 451, an outer air insertion pipe 452, a guide pressurizing inclined plate 453, a reverse flow preventing assembly 454, a1 guide inclined plate, an a2 elastic bag, a3 resistance increasing grooves, a 455 humidifier, a 456 movable baffle plate, a 46 diffusion plate piece, a 461 transmission inserted rod, a 462 movable insertion pipe, a 463 air exhaust notch, a 464 dividing cone plate, a 47 purifying conduction pipe, a 48 dividing cone groove and a 49 guide fan piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
1. As shown in fig. 1-2, the present invention provides a technical solution: the utility model provides an air purification device, including the support base 1 that admits air, the top fixedly connected with purification organism 2 of the support base 1 that admits air, the top of purification organism 2 is provided with gas vent 3, the top of purification organism 2 just is located the top fixedly connected with air current dispersion mechanism 4 of gas vent 3, air current dispersion mechanism 4 includes outer support frame 41, the bottom and the purification organism 2 fixed connection of outer support frame 41, the inboard position that just is close to the top of outer support frame 41 rotates and is connected with restriction axle piece 42, the intermediate position fixedly connected with backward flow conical plate 43 of restriction axle piece 42 bottom, the outside surface of backward flow conical plate 43 evenly is provided with water conservancy diversion inside groove 44, the equal fixedly connected with air guide treatment component 45 in both sides inside of backward flow conical plate 43, the output fixedly connected with diffusion plate 46 of air guide treatment component 45. The purified air is guaranteed to be evenly discharged to the periphery, the even diversion of the purified air is achieved, and the purifying effect of the air in different directions is improved.
An air cleaning device according to claim 1, wherein a cleaning conduction pipe 47 is fixedly connected to the middle of the bottom of the reverse flow cone plate 43, a diversion cone groove 48 is fixedly connected to one end of the cleaning conduction pipe 47 located inside the exhaust port 3, and a guiding fan 49 is uniformly and fixedly connected to the side of the cleaning conduction pipe 47 located inside the exhaust port 3.
Example two
As shown in fig. 3-4, on the basis of the first embodiment, the present invention provides a technical solution: the utility model provides an air purification device, air guide processing assembly 45 is including conducting the output tube 451, conducts the slope of output tube 451 and sets up in the inside of palirrhea conical plate 43, and the bottom input that conducts output tube 451 is with purify the fixed intercommunication of conduction pipe 47, and the inside position that just is close to conducting output tube 451 of palirrhea conical plate 43 is provided with outer air insertion tube 452, and the output of outer air insertion tube 452 communicates with the intermediate position that conducts output tube 451. The uniform mixing of the purified air and the unpurified air is realized, and the uniformity of the air evolution degree in the external environment is further improved.
A guide pressurizing sloping plate 453 is fixedly connected to one side of the inside of the conducting output pipe 451, which is close to the outer air insertion tube 452, and a backflow preventing assembly 454 is fixedly connected to a position of the inside of the conducting output pipe 451, which is above the outer air insertion tube 452.
A humidifier 455 is fixedly attached to the inside of the outer air tube 452 near the input end, and a flap 456 is rotatably attached to the inside of the outer air tube 452 above the humidifier 455.
The backflow prevention assembly 454 includes a guide sloping plate a1, a bottom of the guide sloping plate a1 is fixedly connected with the inside of the delivery tube 451, and an elastic bag a2 is fixedly connected with one end of the right side of the guide sloping plate a 1.
The right side of the elastic bag a2 adopts a concave structure, and the concave surface of the elastic bag a2 is uniformly provided with resistance-increasing grooves a 3. The purpose of passive backflow prevention is achieved, and the use safety of the purifying equipment is guaranteed.
EXAMPLE III
As shown in fig. 5, on the basis of the first embodiment and the second embodiment, the present invention provides a technical solution: a diffusion plate 46 of the air purification device comprises a conduction insertion rod 461, the right input end of the conduction insertion rod 461 is communicated with the output end of a conduction output pipe 451, the left side of the conduction insertion rod 461 is penetrated and slidably connected with a movable insertion pipe 462, and an exhaust notch 463 is arranged at the position, close to the left side, of the movable insertion pipe 462. Improve the fluidity and the diffusivity of the purified air and increase the air purification effect.
A dividing taper plate 464 is fixedly connected to the left end face of the movable insertion tube 462, and the middle position of the dividing taper plate 464 is arranged corresponding to the exhaust notch 463. The aim of purifying unpurified air is achieved, and the environmental air purification efficiency is improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides an air purification device, supports base (1) including admitting air, the top fixedly connected with purifying body (2) of supporting base (1) admits air, the top of purifying body (2) is provided with gas vent (3), the top of purifying body (2) just is located top fixedly connected with air current dispersion mechanism (4) of gas vent (3), its characterized in that: the airflow dispersing mechanism (4) comprises an outer support frame (41), the bottom of the outer support frame (41) is fixedly connected with the purifying machine body (2), a limiting shaft block (42) is rotatably connected to the position, close to the top end, of the inner side of the outer support frame (41), a reverse flow conical plate (43) is fixedly connected to the middle position of the bottom of the limiting shaft block (42), flow guide inner grooves (44) are uniformly formed in the outer surface of the reverse flow conical plate (43), air guide processing assemblies (45) are fixedly connected to the two sides of the inner portion of the reverse flow conical plate (43), and a diffusion plate (46) is fixedly connected to the output end of each air guide processing assembly (45);
the air guide treatment assembly (45) comprises a conducting output pipe (451), the conducting output pipe (451) is obliquely arranged inside the reverse flow conical plate (43), the bottom input end of the conducting output pipe (451) is fixedly communicated with the purification conducting pipe (47), an outer air insertion pipe (452) is arranged inside the reverse flow conical plate (43) and close to the conducting output pipe (451), and the output end of the outer air insertion pipe (452) is communicated with the middle position of the conducting output pipe (451);
a guide pressurization sloping plate (453) is fixedly connected to one side, close to the outer air insertion tube (452), of the inside of the conducting output tube (451), and a backflow prevention assembly (454) is fixedly connected to the position, above the outer air insertion tube (452), of the inside of the conducting output tube (451);
a humidifier (455) is fixedly connected to the position, close to the input end, inside the outer air insertion tube (452), and a movable blocking piece (456) is rotatably connected to the position, above the humidifier (455), inside the outer air insertion tube (452);
the diffusion plate (46) comprises a conduction inserting rod (461), the right input end of the conduction inserting rod (461) is communicated with the output end of the conduction output pipe (451), the left side of the conduction inserting rod (461) is penetrated and connected with a movable insertion pipe (462) in a sliding mode, and an exhaust notch (463) is formed in the position, close to the left side, of the movable insertion pipe (462);
the left end face of the movable insertion tube (462) is fixedly connected with a dividing conical plate (464), and the middle position of the dividing conical plate (464) corresponds to the exhaust notch (463).
2. An air cleaning device according to claim 1, characterized in that: the fixed intercommunication of intermediate position of palirrhea taper plate (43) bottom has purification conduction pipe (47), the fixed intercommunication of one end that purification conduction pipe (47) are located gas vent (3) inside has reposition of redundant personnel awl groove (48), purify the even fixedly connected with guide fan piece (49) in side that conduction pipe (47) are located gas vent (3) inside.
3. An air cleaning device according to claim 1, characterized in that: the backflow prevention assembly (454) comprises a guide sloping plate (a1), the bottom of the guide sloping plate (a1) is fixedly connected with the inside of the conduction output pipe (451), and one end of the right side of the guide sloping plate (a1) is fixedly connected with an elastic bag (a 2).
4. An air cleaning device according to claim 3, characterized in that: the right side of the elastic bag (a2) adopts a concave structure, and the surface of the concave surface of the elastic bag (a2) is uniformly provided with resistance-increasing grooves (a 3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011634750.6A CN112815468B (en) | 2020-12-31 | 2020-12-31 | Air purifying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011634750.6A CN112815468B (en) | 2020-12-31 | 2020-12-31 | Air purifying device |
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| CN112815468A CN112815468A (en) | 2021-05-18 |
| CN112815468B true CN112815468B (en) | 2022-05-13 |
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| CN202011634750.6A Active CN112815468B (en) | 2020-12-31 | 2020-12-31 | Air purifying device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114307506B (en) * | 2022-01-13 | 2023-01-10 | 济南众焦先科环保科技有限公司 | Tail gas processing apparatus for chemical industry coking |
| CN114811804B (en) * | 2022-04-21 | 2023-06-23 | 杭州科技职业技术学院 | Air purifying device for building decoration |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014190604A (en) * | 2013-03-27 | 2014-10-06 | Panasonic Corp | Air cleaner |
| CN107388406A (en) * | 2016-02-26 | 2017-11-24 | Lg电子株式会社 | Air cleaner |
| CN108954552A (en) * | 2018-06-25 | 2018-12-07 | 林辉 | Air purifier |
| CN110296495A (en) * | 2019-06-19 | 2019-10-01 | 成都中邦智能科技有限责任公司 | Air humidifier with purification function |
| CN212227368U (en) * | 2020-05-20 | 2020-12-25 | 空气管家（北京）科技有限公司 | Air guide assembly, host and purification and humidification device |
-
2020
- 2020-12-31 CN CN202011634750.6A patent/CN112815468B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014190604A (en) * | 2013-03-27 | 2014-10-06 | Panasonic Corp | Air cleaner |
| CN107388406A (en) * | 2016-02-26 | 2017-11-24 | Lg电子株式会社 | Air cleaner |
| CN108954552A (en) * | 2018-06-25 | 2018-12-07 | 林辉 | Air purifier |
| CN110296495A (en) * | 2019-06-19 | 2019-10-01 | 成都中邦智能科技有限责任公司 | Air humidifier with purification function |
| CN212227368U (en) * | 2020-05-20 | 2020-12-25 | 空气管家（北京）科技有限公司 | Air guide assembly, host and purification and humidification device |
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| CN112815468A (en) | 2021-05-18 |
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Effective date of registration: 20220126 Address after: 400054 No. 66, Linyin village, Banan District, Chongqing Applicant after: Zhang Hongzhuan Address before: 210000 803, Block E, Wanda Plaza, 68 Zhushan Road, Dongshan street, Jiangning District, Nanjing City, Jiangsu Province Applicant before: Nanjing zhifutong Trading Co.,Ltd. |
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