CN207569995U - A kind of band fresh air function ceiling type air purifier - Google Patents
A kind of band fresh air function ceiling type air purifier Download PDFInfo
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- CN207569995U CN207569995U CN201721320249.6U CN201721320249U CN207569995U CN 207569995 U CN207569995 U CN 207569995U CN 201721320249 U CN201721320249 U CN 201721320249U CN 207569995 U CN207569995 U CN 207569995U
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- hemispherical dome
- pipe
- shell
- filter screen
- dome pipe
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Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The utility model is related to a kind of band fresh air function ceiling type air purifiers,Including shell,The shell upper is provided with fixed ear,Shell one side is hinged with dodge gate,Shell side is provided with control box,Shell one end sets fresh wind port and return air inlet,The shell other end sets air outlet,Fresh wind port is provided with electromagnetic valve,Fresh wind port,Return air inlet and air outlet both pass through shell and its inner end connects the first hemispherical dome pipe respectively,Second hemispherical dome pipe and the 4th hemispherical dome pipe,First hemispherical dome pipe and the second hemispherical dome pipe are all connected with bellows,Setting heating wire in bellows,Bellows connect spiral case by pneumatic hose,Spiral case is fixedly connected with mute motor,Spiral case connects third hemispherical dome pipe,Five layers of filter screen are set between tetra- hemispherical dome pipes of third hemispherical dome Guan Yu,Diversion pipe is both provided with inside tetra- hemispherical dome pipes of third hemispherical dome Guan Yu；The utility model has the advantages that light-weight, convenient, the safe and reliable, highly efficient durable of maintenance, easy to use.
Description
Technical field
The utility model belongs to air cleaning facility technical field, and in particular to a kind of band fresh air function ceiling mounting type air is net
Change device.
Background technology
Air purifier has application in house, medical treatment, industrial circle, and house field is with the domestic air purification of unit class
Device is the main product in market, and most important function is the particulate matter removed in air, including anaphylactogen, indoor PM2.5 etc.,
It can also be solved simultaneously since interior caused by finishing or other reasons, the underground space, interior volatile organic matter air are dirty
Dye problem since the release of the space Air Contamination object of relative closure has the characteristics of persistence and uncertainty, uses
It is one of internationally recognized method for improving indoor air quality that air purifier, which purifies the air of a room,；Air purifier mainly by
The systems such as motor, fan, airstrainer form, and operation principle is：Motor and fan in machine make indoor air circulation
Flowing, for the air of pollution by the way that various pollutants are removed or adsorbed after the airstrainer in machine, the air of certain model is net
Changing device can also be in the installation anion generator of air outlet（High pressure during work in anion generator generates negative direct current high voltage）,
Air is constantly ionized, a large amount of anions is generated, is sent out by gentle breeze fan, forms anion air-flow, reaches cleaning, purify air
Purpose, there are many different technologies and medium in air purifier, enable it to provide a user the air of cleaning and safety；Often
Air purifying process has：Adsorption technology is born（Just）Ion technology, catalysis technique, photocatalyst technology, superstructure light mineralising skill
Art, HEPA high efficiency filters technology, electrostatic precipitation technology etc.；Material technology mainly has：Photocatalyst, activated carbon, synthetic fibers, HEAP
Efficient material, anion generator etc..Existing air purifier is adopted to be compound more, i.e., employs a variety of purification techniques simultaneously
And material medium.
Existing air purifier employs a variety of purification techniques and material medium simultaneously, will be more mostly using compound
Kind filter device is successively set in vent passages, filtered air will be needed to be oriented to filter device by air-supply arrangements such as wind turbines,
Although having achieved the purpose that comprehensive purification air, drafting efficiency is significantly reduced, for a long time using not only easily causing wind
Machine blocks, failure, also increases the pressure of filter device, reduces air purification quality, shorten effective use of filter device
Timeliness, the lighter lead to filter failure, and severe one even influences health；In order to realize the maximization of air purifier effect,
Air stream is promoted to take offence the formation of field, preferably carries out indoor lifting, but the air purifier shell mechanism used now it is heavy,
It is unfavorable for lifting, and is unfavorable for the repair of equipment and the replacement of strainer, sealing performance is poor, causes purification efficiency low.
Present indoor air quality has seriously affected people's health situation, pernicious gas content and PM2 .5 in air
Influence of the content to human body is very big, and the pernicious gas content in new house air can make one mouth and nose discomfort, generate dizzy grade for shapes
Condition；PM2 .5 grain sizes are small, and area is big, and activity is strong, easily subsidiary poisonous and harmful substances（For example, heavy metal, microorganism etc.）, and
Residence time length, fed distance in air is remote, thus to the influence bigger of health and atmosphere quality, shortage pair
The monitoring of PM2.5 particulate matters and concentration of formaldehyde, for the air pollution trend of getting worse, the use of air cleaning facility is shown
Must be particularly necessary, the air cleaning facility on market today is usually placed in inside room, the use for air purifier
Control is mostly controlled or using touch screen by key control, and rare straighforward operation is also mostly middle apart from infrared induction control, is operated with
It is extremely inconvenient.
Utility model content
There is provided the purpose of the utility model is to overcome the deficiencies in the prior art it is a kind of it is light-weight, maintenance is convenient, safety can
It leans on, highly efficient durable, band fresh air function ceiling type air purifier easy to use.
The technical solution of the utility model is as follows：A kind of band fresh air function ceiling type air purifier, it is described including shell
Shell upper is provided with fixed ear, and the shell one side is hinged with dodge gate, and the shell side is provided with control box, described
Shell one end sets fresh wind port and return air inlet, and the shell other end sets air outlet, and the fresh wind port is provided with electromagnetic valve,
The fresh wind port, return air inlet and air outlet both pass through shell and its inner end connect respectively the first hemispherical dome pipe, second day circularly
Square tube and the 4th hemispherical dome pipe, the first hemispherical dome pipe and the second hemispherical dome pipe are all connected with bellows, in the bellows
Heating wire is set, and the bellows connect spiral case by pneumatic hose, and the spiral case is fixedly connected with mute motor, the spiral case connection the
Three hemispherical dome pipes are disposed with the first filter screen, second between the tetra- hemispherical dome pipes of third hemispherical dome Guan Yu
Filter screen, third filter screen, the 4th filter screen and the 5th filter screen, in the tetra- hemispherical dome pipes of third hemispherical dome Guan Yu
Portion is both provided with diversion pipe, and control module is provided in the control box, and the control module is connected with sensor assembly, WIFI
Transceiver module, display panel, infrared receiver module, the control module are connect with mute motor, electromagnetic valve and heating wire,
The sensor assembly is connected with humidity sensor, dust sensor, formaldehyde sensor and humidity sensor.
Preferably, the quantity of the fixed ear is 4, and is symmetricly set on the opposite two sides of shell.
Preferably, dodge gate one end setting and the hinge of cage connection, the other end set to fix dodge gate
Snak link, and dodge gate inside edge is provided with sealing strip.
Preferably, the fresh wind port and the return air inlet two sides that be located at shell adjacent, and fresh wind port be located at air outlet it is outer
The two sides of shell phase pair.
Preferably, setting impeller inside the spiral case, the impeller is with mute motor by being driven band connection.
Preferably, first filter screen, the second filter screen, third filter screen, the 4th filter screen and the 5th filter screen point
It Wei not PM2.5 filter screens, net containing enzyme and sterilizing, HEPA filter screens, activated charcoal strainer and cold catalyst filter screen.
Preferably, the diversion pipe set inside the tetra- hemispherical dome pipes of third hemispherical dome Guan Yu is no less than two
It is a；The structure snd size all same of tetra- hemispherical dome pipes of third hemispherical dome Guan Yu；Third hemispherical dome pipe, the 4th day circularly
Square tube is identical with the structure of diversion pipe, and the size of diversion pipe is respectively less than third hemispherical dome pipe and the 4th hemispherical dome pipe；And it leads
Strut is both provided between flow tube and third hemispherical dome pipe or the 4th hemispherical dome pipe, between diversion pipe and diversion pipe.
Preferably, the temperature sensor and humidity sensor are arranged at air outlet, the dust sensor and formaldehyde
The quantity of sensor is two, and dust sensor and formaldehyde sensor are both provided at bellows and at air outlet.
Preferably, the display panel includes display screen, luminous lamp and alarm lamp, the display screen and alarm lamp with control
Molding block connects, and the luminous lamp is the annular luminous lamp band around display screen.
Preferably, it is respectively provided with filter cotton in the fresh wind port and return air inlet.
The beneficial effects of the utility model are：
1st, the utility model shell uses metal galvanized steel plain sheet or cold rolled sheet material, firm in structure, lighter weight, side
Just it is lifted using fixed ear, by movable door structure, facilitates the repair of equipment and the replacement of strainer, employ comprehensive sealing dress
It puts, optimizes sealing performance, improve air purification efficiency, there is firm in structure, light weight, easy to use, good airproof performance.
2nd, the utility model facilitates the lifting of main casing by the setting of L-type fixed ear, by fresh wind port and return air inlet,
Realize the structure of fresh air sucking, optimization air purification layout improves air purification efficiency, by the structure of dodge gate, conveniently sets
Standby maintenance, reduces main casing internal contamination, optimizes sealing effect by gasket, prevents from interfering, realize the fast purification of air.
3rd, the utility model is by setting the first filter screen, the second filter screen, third filter screen, the 4th filter screen and the 5th
Filter screen plays the role of filtering the organic gas such as pm2.5, sterilization, taste removal, catalysis and decomposing formaldehyde, TVOC.
4th, the utility model by using multiple hemispherical dome pipes carry out it is distinguished and admirable dredge, third hemispherical dome pipe and the 4th day
Circularly setting diversion pipe in square tube when by multiple filtration net, makes drafting efficiency higher, ventilation is more steady effective, improves
The utilization rate of filter device and effective usable floor area, rational deployment, uniform filtering improve service life, and outlet air quality is shown
It writes and improves.
5th, the utility model rationally introduces fresh air, and sets the electromagnetic valve of fresh air pipeline, by the setting of heating wire, carries
The suitability degree of high leaving air temp, more hommization.
6th, the utility model monitors PM2.5 particulate matters and concentration of formaldehyde in air event is purified in real time, utilizes
Infrared receiver module is closely controlled realizes remote control function, real-time display monitoring number with wireless WiFi and its network savvy
According to and alarm lamp is set, the content of pernicious gas is quickly reduced using air purifier multiple filtration net homogeneous filtering structure, lead to
It crosses mute motor and adjusts wind speed, improve comfort level, there is easy to use, energy saving, remote monitoring, safe and reliable excellent
Point.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the internal structure schematic diagram of the utility model.
Fig. 3 is the diversion pipe schematic diagram of the utility model.
Fig. 4 is the utility model control connection block diagram.
In figure：1st, shell, 2, fixed ear, 3, dodge gate, 4, control box, 5, fresh wind port, 6, return air inlet, 7, air outlet, 8,
Electromagnetic valve, the 9, first hemispherical dome pipe, the 10, second hemispherical dome pipe, 11, bellows, 12, heating wire, 13, spiral case, 14, light air
Pipe, 15, mute motor, 16, third hemispherical dome pipe, 17, hemispherical dome pipe, the 18, first filter screen, the 19, second filter screen,
20th, third filter screen, the 21, the 4th filter screen, the 22, the 5th filter screen, 23, diversion pipe, 24, strut, 25, control module, 26, pass
Sensor module, 27, WIFI transceiver modules, 28, display panel, 29, infrared receiver module, 30, temperature sensor, 31, dust
Sensor, 32, formaldehyde sensor, 33, humidity sensor, 34, display screen, 35, luminous lamp, 36, alarm lamp.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
As shown in Figures 1 to 4, a kind of band fresh air function ceiling type air purifier, including shell 1,1 top of shell is set
Fixed ear 2 is equipped with, the quantity of the fixed ear 2 is 4, and be symmetricly set on the opposite two sides of shell 1, the shell 1 one
Dodge gate 3 is hinged at, the hinge that 3 one end of dodge gate setting is connect with shell 1, other end setting is for fixed activity
The snak link of door 3, and 3 inside edge of dodge gate is provided with sealing strip, 1 side of shell is provided with control box 4, the shell
1 one end sets fresh wind port 5 and return air inlet 6, and 6 are respectively provided with filter cotton, 1 other end of shell in the fresh wind port 5 and return air inlet
Air outlet 7 is set, the fresh wind port 5 and return air inlet 6 two sides that be located at shell 1 adjacent, and fresh wind port 5 is located at air outlet 7
The opposite two sides of shell 1, the fresh wind port 5 are provided with electromagnetic valve 8, and the fresh wind port 5, return air inlet 6 and air outlet 7 are worn
It crosses shell 1 and its inner end connects the first hemispherical dome pipe 9, the second hemispherical dome pipe 10 and the 4th hemispherical dome pipe 17, institute respectively
It states the first hemispherical dome pipe 9 and the second hemispherical dome pipe 10 is all connected with bellows 11, heating wire 12 is set in the bellows 11, it is described
Bellows 11 connect spiral case 13, the 13 inside setting impeller of spiral case by pneumatic hose 14, and the impeller passes through with mute motor 15
Band connection is driven, the spiral case 13 connects third hemispherical dome pipe 16, the third hemispherical dome pipe 16 and the 4th hemispherical dome
The first filter screen 18, the second filter screen 19, third filter screen 20, the 4th filter screen 21 and the 5th mistake are disposed between pipe 17
Strainer 22, first filter screen 18, the second filter screen 19, third filter screen 20, the 4th filter screen 21 and the 5th filter screen 22
Respectively PM2.5 filter screens, net containing enzyme and sterilizing, HEPA filter screens, activated charcoal strainer and cold catalyst filter screen, the third day
Circularly square tube 16 and the 17 inside setting of the 4th hemispherical dome pipe are no less than the diversion pipe 23 of two；Third hemispherical dome pipe 16 with
The structure snd size all same of 4th hemispherical dome pipe 17；Third hemispherical dome pipe 16, the 4th hemispherical dome pipe 17 and diversion pipe
23 structure is identical, and the size of diversion pipe 23 is respectively less than third hemispherical dome pipe 26 and the 4th hemispherical dome pipe 17；And diversion pipe
Strut is both provided between 23 and third hemispherical dome pipe 16 or the 4th hemispherical dome pipe 17, between diversion pipe 23 and diversion pipe 23
24；Control module 25 is provided in the control box 4, the control module 25 is connected with sensor assembly 26, WIFI transmitting-receiving moulds
Block 27, display panel 28, infrared receiver module 29, the display panel 28 include display screen 34, luminous lamp 35 and alarm lamp
36, the display screen 34 and alarm lamp 36 are connect with control module 25, and the luminous lamp 35 is the annular around display screen 34
Luminous lamp band, the control module 25 are connect with mute motor 15, electromagnetic valve 8 and heating wire 12, the sensor assembly 26
It is connected with humidity sensor 30, dust sensor 31, formaldehyde sensor 32 and humidity sensor 33,30 He of temperature sensor
Humidity sensor 33 is arranged at air outlet 7, and the quantity of the dust sensor 31 and formaldehyde sensor 32 is two, and wind
Dust sensor 31 and formaldehyde sensor 32 are both provided at case 11 and at air outlet 7.
The operation principle of the utility model is as follows：
The utility model the utility model shell 1 uses metal galvanized steel plain sheet or cold rolled sheet, wherein one side is using hinge
Formula dodge gate 3 is connect, so as to the repair of equipment and the replacement of strainer, the surrounding of 3 mount structure of dodge gate uses nylon rubber sealing strip,
With Anti-air-leakage, optimize sealing performance, improve air purification efficiency.Four angle setting 2 conducts of fixed ear are stretched out in four, 1 outside of shell
Lifting is fixed, and the mute motor 15 of internal installation and impeller, spiral case 13 use snail like, installs five layers of filtering additional before air outlet 7
Net, wherein one layer be PM2.5 filter screens, two layers for net containing enzyme and sterilizing, three layers be efficient HEPA filter screens, four layers be activated carbon
Filter screen, five layers be low temperature cold catalyst filter screen, function play filtering pm2.5, sterilization, taste removal, catalysis and decomposing formaldehyde,
The organic gas such as TVOC.Fresh wind port 5, return air inlet 6 and air outlet 7 are respectively provided with hemispherical dome pipe connections, and set fresh air pipeline
Electromagnetic valve 8, by the setting of heating wire 12, improve the suitability degree of leaving air temp, more hommization, can as needed at any time
It opens and closes, is connect with the external world by hose, also using hemispherical dome connector, five layers of filter screen both ends are adopted at return air inlet 6 end
With the third hemispherical dome pipe 16 and the 4th hemispherical dome pipe 17 of internal setting diversion pipe 23, make distinguished and admirable uniformly through the filtering of each layer
Net, improves the utilization rate of filter device and effective usable floor area, rational deployment, and uniform filtering improves service life, and outlet air
Quality significantly improves.Control display panel 28 shows that display panel 28 sets speed governing button for noctilucence, has PM2.5 particles
Object display function, concentration of formaldehyde display function, remote control infrared receiver function and wireless WiFi control functions, the utility model tool
There is the advantages of light-weight, to overhaul convenient, safe and reliable, highly efficient durable, is easy to use.
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art is come
Say, can still modify to the technical solution recorded in foregoing embodiments or to which part technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (10)
1. a kind of band fresh air function ceiling type air purifier, including shell（1）, it is characterised in that：The shell（1）Top is set
It is equipped with fixed ear（2）, the shell（1）One side is hinged with dodge gate（3）, the shell（1）Side is provided with control box
（4）, the shell（1）One end sets fresh wind port（5）And return air inlet（6）, the shell（1）The other end sets air outlet（7）, institute
State fresh wind port（5）It is provided with electromagnetic valve（8）, the fresh wind port（5）, return air inlet（6）And air outlet（7）Both pass through shell（1）
And its inner end connects the first hemispherical dome pipe respectively（9）, the second hemispherical dome pipe（10）With the 4th hemispherical dome pipe（17）, it is described
First hemispherical dome pipe（9）With the second hemispherical dome pipe（10）It is all connected with bellows（11）, the bellows（11）Interior setting heating wire
（12）, the bellows（11）Pass through pneumatic hose（14）Connect spiral case（13）, the spiral case（13）It is fixedly connected with mute motor（15）,
The spiral case（13）Connect third hemispherical dome pipe（16）, the third hemispherical dome pipe（16）With the 4th hemispherical dome pipe（17）
Between be disposed with the first filter screen（18）, the second filter screen（19）, third filter screen（20）, the 4th filter screen（21）With
Five filter screens（22）, the third hemispherical dome pipe（16）With the 4th hemispherical dome pipe（17）Inside is both provided with diversion pipe
（23）, the control box（4）Inside it is provided with control module（25）, the control module（25）It is connected with sensor assembly（26）、
WIFI transceiver modules（27）, display panel（28）, infrared receiver module（29）, the control module（25）With mute motor
（15）, electromagnetic valve（8）And heating wire（12）Connection, the sensor assembly（26）It is connected with temperature sensor（30）, dust
Sensor（31）, formaldehyde sensor（32）And humidity sensor（33）.
2. a kind of band fresh air function ceiling type air purifier according to claim 1, it is characterised in that：The fixed ear
（2）Quantity for 4, and be symmetricly set on shell（1）Opposite two sides.
3. a kind of band fresh air function ceiling type air purifier according to claim 1, it is characterised in that：The dodge gate
（3）One end is set and shell（1）The hinge of connection, the other end set to fix dodge gate（3）Snak link, and dodge gate
（3）Inside edge is provided with sealing strip.
4. a kind of band fresh air function ceiling type air purifier according to claim 1, it is characterised in that：The fresh wind port
（5）With return air inlet（6）Positioned at shell（1）Adjacent two sides, and fresh wind port（5）With air outlet（7）Positioned at shell（1）Opposite
Two sides.
5. a kind of band fresh air function ceiling type air purifier according to claim 1, it is characterised in that：The spiral case
（13）Inside setting impeller, the impeller and mute motor（15）By being driven band connection.
6. a kind of band fresh air function ceiling type air purifier according to claim 1, it is characterised in that：First mistake
Strainer（18）, the second filter screen（19）, third filter screen（20）, the 4th filter screen（21）With the 5th filter screen（22）Respectively
PM2.5 filter screens, net containing enzyme and sterilizing, HEPA filter screens, activated charcoal strainer and cold catalyst filter screen.
7. a kind of band fresh air function ceiling type air purifier according to claim 1, it is characterised in that：The third day
Circularly square tube（16）With the 4th hemispherical dome pipe（17）The diversion pipe of inside setting（23）It is no less than two；Third hemispherical dome
Pipe（16）With the 4th hemispherical dome pipe（17）Structure snd size all same；Third hemispherical dome pipe（16）, the 4th hemispherical dome
Pipe（17）And diversion pipe（23）Structure it is identical, diversion pipe（23）Size be respectively less than third hemispherical dome pipe（16）With the 4th day
Circularly square tube（17）；And diversion pipe（23）With third hemispherical dome pipe（16）Or the 4th hemispherical dome pipe（17）Between, diversion pipe
（23）With diversion pipe（23）Between be both provided with strut（24）.
8. a kind of band fresh air function ceiling type air purifier according to claim 1, it is characterised in that：The temperature passes
Sensor（30）And humidity sensor（33）It is arranged on air outlet（7）Place, the dust sensor（31）And formaldehyde sensor（32）
Quantity be two, and bellows（11）Place and air outlet（7）Place is both provided with dust sensor（31）And formaldehyde sensor
（32）.
9. a kind of band fresh air function ceiling type air purifier according to claim 1, it is characterised in that：The display surface
Plate（28）Including display screen（34）, luminous lamp（35）And alarm lamp（36）, the display screen（34）And alarm lamp（36）With control
Molding block（25）Connection, the luminous lamp（35）For around display screen（34）Annular luminous lamp band.
10. a kind of band fresh air function ceiling type air purifier according to claim 1, it is characterised in that：The fresh air
Mouthful（5）And return air inlet（6）Inside it is respectively provided with filter cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721320249.6U CN207569995U (en) | 2017-10-13 | 2017-10-13 | A kind of band fresh air function ceiling type air purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721320249.6U CN207569995U (en) | 2017-10-13 | 2017-10-13 | A kind of band fresh air function ceiling type air purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207569995U true CN207569995U (en) | 2018-07-03 |
Family
ID=62695291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721320249.6U Expired - Fee Related CN207569995U (en) | 2017-10-13 | 2017-10-13 | A kind of band fresh air function ceiling type air purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207569995U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107655082A (en) * | 2017-10-13 | 2018-02-02 | 浙江艾尔森环保科技有限公司 | A kind of band fresh air function ceiling type air purifier |
| CN109827278A (en) * | 2018-11-05 | 2019-05-31 | 浙江中环清新净化设备有限公司 | A kind of multifunctional indoor air aeration device |
| CN119245114A (en) * | 2023-06-27 | 2025-01-03 | 宁波奥克斯电气有限公司 | A dehumidifier |
-
2017
- 2017-10-13 CN CN201721320249.6U patent/CN207569995U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107655082A (en) * | 2017-10-13 | 2018-02-02 | 浙江艾尔森环保科技有限公司 | A kind of band fresh air function ceiling type air purifier |
| CN109827278A (en) * | 2018-11-05 | 2019-05-31 | 浙江中环清新净化设备有限公司 | A kind of multifunctional indoor air aeration device |
| CN119245114A (en) * | 2023-06-27 | 2025-01-03 | 宁波奥克斯电气有限公司 | A dehumidifier |
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