CN106123281A - A kind of air-conditioning filter net automatic dust removing mechanism and air-conditioner - Google Patents
A kind of air-conditioning filter net automatic dust removing mechanism and air-conditioner Download PDFInfo
- Publication number
- CN106123281A CN106123281A CN201610454966.1A CN201610454966A CN106123281A CN 106123281 A CN106123281 A CN 106123281A CN 201610454966 A CN201610454966 A CN 201610454966A CN 106123281 A CN106123281 A CN 106123281A
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- CN
- China
- Prior art keywords
- air
- conditioning
- drainage screen
- dust
- filter net
- 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.)
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Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2279/00—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses
- B01D2279/50—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses for air conditioning
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a kind of air-conditioning filter net automatic dust removing mechanism and air-conditioner, relate to air-conditioning technical field, can drive and be arranged on the sheet-like filter net on front side of air-conditioning and move, so that air inlet can be consistent with the air intake direction of vortex fan, on the premise of ensure that air intake blast, achieve the cleaning to drainage screen.Air-conditioning filter net automatic dust removing mechanism of the present invention, is provided with centrifugal blower in air-conditioning, including drainage screen, drainage screen is installed on the air inlet of centrifugal blower by bearing；Drive assembly, drive assembly to be in transmission connection with drainage screen, drive assembly that drainage screen can be driven to rotate around own axes；Sweeping dirt assembly, sweep dirt assembly and include jamb duster and dust-collecting box, jamb duster is fixed relative to air-conditioning, and the bristle of jamb duster contacts with the wire side of drainage screen, and dust-collecting box is arranged at the lower section of jamb duster, for collecting jamb duster from the dust filtered gauze brush.The present invention a kind of air-conditioning filter net automatic dust removing mechanism is for removing the dust on drainage screen.
Description
Technical field
The present invention relates to air-conditioning technical field, particularly relate to a kind of air-conditioning filter net automatic dust removing mechanism and air-conditioner.
Background technology
The air inlet of air-conditioning is generally individually provided with drainage screen, and air-conditioning in use for some time, drainage screen can accumulate
More dust, therefore, drainage screen needs regular dismounting to clean.It is carried out drainage screen for convenience, occurs in the market
Some have the air-conditioning of drainage screen automatic dust removing mechanism.
Fig. 1 is the air-conditioning filter net automatic dust removing mechanism of prior art, is provided with centrifugal blower 05 in air-conditioning, arrow institute in figure
Being shown as the air intake direction of air-conditioning, air-conditioning filter net automatic dust removing mechanism includes that drainage screen 01, drainage screen 01 are connected to form for head and the tail
Circulus, including being provided with screen frame 011 and the twine 012 of teeth groove, drainage screen 01 is installed on the air intake framework of air-conditioning, uses
Be arranged on one jiao of air-conditioning air intake framework in the driving gear 02 driving drainage screen motion, driven gear 03 is installed on air-conditioning air intake
Remaining triangle of framework, dust removal brush 04 is installed on dust-collecting box 05 and is positioned at the lower section of drainage screen 01, the hairbrush face of dust removal brush 04
Contact with drainage screen 01.
The dedusting mechanism of prior art is only applicable to ring-type drainage screen, is only capable of driving ring-type drainage screen 01 to move, and
Its air inlet of air-conditioning using ring-type drainage screen is all disposed within the left and right sides and downside, but the air intake direction of centrifugal blower 05
But being front side, the air intake direction of centrifugal blower 05 and the air inlet position of indoor set are misaligned, thus air intake blast can be made to damage
Lose, so that air quantity reduces；And if air inlet is arranged on the front side of air-conditioning, when drainage screen is set to laminated structure, existing
The structure of technology then cannot realize driving drainage screen to move.
Summary of the invention
Embodiments of the invention provide a kind of air-conditioning filter net automatic dust removing mechanism and air-conditioner, can drive and be arranged on air-conditioning
The sheet-like filter net of front side moves, so that air inlet can be consistent with the air intake direction of vortex fan, ensure that air intake wind
The cleaning to drainage screen is achieved on the premise of pressure.
For reaching above-mentioned purpose, embodiments of the invention adopt the following technical scheme that
A kind of air-conditioning filter net automatic dust removing mechanism, is provided with centrifugal blower in air-conditioning, including: drainage screen, described drainage screen
The air inlet of described centrifugal blower it is installed on by bearing；Driving assembly, described driving assembly is with described drainage screen transmission even
Connecing, described driving assembly can drive described drainage screen to rotate around own axes；Sweep dirt assembly, described in sweep dirt assembly and include jamb duster
And dust-collecting box, described jamb duster fixes relative to air-conditioning, and the bristle of described jamb duster contacts with the wire side of described drainage screen, described
Dust-collecting box is arranged at the lower section of described jamb duster, for collecting described jamb duster from the dust filtered gauze brush.
The embodiment of the invention also discloses a kind of air-conditioner, comprise above-mentioned air-conditioning filter net automatic dust removing mechanism.
The air-conditioning filter net automatic dust removing mechanism of embodiment of the present invention offer and air-conditioner, owing to drainage screen is pacified by bearing
It is loaded on the air inlet of centrifugal blower, and drives assembly that drainage screen can be driven to rotate around own axes, the knot of the embodiment of the present invention
Structure can allow air inlet to be located on front side of air-conditioning, drives assembly that sheet-like filter net can be driven to rotate around own axes, so that mistake
Filter screen can move relative to jamb duster, achieves the cleaning to drainage screen on the premise of ensure that air intake blast.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the structural representation of air-conditioning filter net automatic dust removing mechanism in prior art；
Fig. 2 is that in embodiment of the present invention air-conditioning filter net automatic dust removing mechanism, gear ring is the structural representation of external toothing；
Fig. 3 is one of STRUCTURE DECOMPOSITION figure of embodiment of the present invention air-conditioning filter net automatic dust removing mechanism；
Fig. 4 is that in embodiment of the present invention air-conditioning filter net automatic dust removing mechanism, gear ring is the schematic perspective view of ring gear；
Fig. 5 is that in embodiment of the present invention air-conditioning filter net automatic dust removing mechanism, gear ring is the front view of ring gear；
Fig. 6 is the Section A-A figure of Fig. 5；
Fig. 7 is the two of the STRUCTURE DECOMPOSITION figure of embodiment of the present invention air-conditioning filter net automatic dust removing mechanism；
Fig. 8 is the structural representation that the embodiment of the present invention has the air-conditioner of air-conditioning filter net automatic dust removing mechanism；
Fig. 9 is the front view that the embodiment of the present invention has the air-conditioner of air-conditioning filter net automatic dust removing mechanism；
Figure 10 is the section B-B figure of Fig. 9.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
In describing the invention, it is to be understood that term " " center ", " on ", D score, "front", "rear", " left ",
Orientation or the position relationship of the instruction such as " right ", " vertically ", " level ", " top ", " end ", " interior ", " outward " are based on shown in the drawings
Orientation or position relationship, be for only for ease of describe the present invention and simplify describe rather than instruction or hint indication device or
Element must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.
It is fixed with drainage screen on air-conditioning, after a long time use, drainage screen can be accumulated more dust, therefore, at sky
Arranging drainage screen automatic dust removing mechanism on tune, this drainage screen automatic dust removing mechanism includes driving assembly and fixing the sweeping of relative air-conditioning
Dirt assembly, by driving assembly to drive drainage screen to move, makes jamb duster be removed by the dust on drainage screen.
With reference to Fig. 2～3 and Fig. 8, the air-conditioning filter net automatic dust removing mechanism of the embodiment of the present invention, it is provided with centrifugal in air-conditioning 5
Blower fan 52, the driving assembly 3 being in transmission connection including drainage screen 1 and drainage screen 1 and sweep dirt assembly 4.Wherein, drainage screen 1 leads to
Cross bearing 2 and be installed on the air inlet of centrifugal blower 52, drive assembly 3 that drainage screen 1 can be driven to rotate around own axes, sweep dirt group
Part 4 includes the jamb duster 41 fixing relative to air-conditioning 5 and is arranged at the dust-collecting box 42 below jamb duster 41, the bristle of jamb duster 41
411 contact with the wire side of drainage screen 1, and dust-collecting box 42 is for collecting the dust under jamb duster 41 is brushed from drainage screen 1.
The air-conditioning filter net automatic dust removing mechanism that the embodiment of the present invention provides, due to drainage screen 1 by bearing 2 be installed on from
The air inlet of heart-wind syndrome machine 52, and drive assembly 3 that drainage screen 1 can be driven to rotate around own axes, the structure of the embodiment of the present invention
Air inlet can be allowed to be located on front side of air-conditioning, drive assembly 3 that sheet-like filter net can be driven to rotate around own axes, so that filter
Net can move relative to jamb duster, achieves the cleaning to drainage screen on the premise of ensure that air intake blast.
Further, with reference to Fig. 3 and Fig. 9, the embodiment of the present invention drive assembly 3 include motor 31 and actuating device 32,
Being fixed on air-conditioning 5 by motor 31, actuating device 32 includes gear 321 and the gear ring 322 engaged with gear 321, gear 321
Being arranged on the output shaft of motor 31, gear ring 322 arranges on drainage screen 1, can be driven with engaging of gear ring 322 by gear 321
Drainage screen 1 rotary motion.Drainage screen 1 in the embodiment of the present invention uses the kind of drive that this gear engages with gear ring, has
Compact conformation, transmission efficiency advantages of higher.
Alternatively, circular hole can be offered at the middle part of drainage screen 1 in the above-mentioned center driving assembly 3 to be arranged at drainage screen
11, gear ring 322 is ring gear, is fixed on by ring gear in circular hole 11, and as shown in figs. 4 and 7, certainly, ring gear also can be in mistake
Formation is directly made on the circular hole 11 of filter screen 1.
Additionally, with reference to Fig. 4～6 and Figure 10, in the embodiment of the present invention, centrifugal blower 52 includes spiral case 521, entering of spiral case 521
Water conservancy diversion frame 522 is set at air port, and support set 523 is set in the center of water conservancy diversion frame 522, and the sidewall tool of support set 523
Jagged 524, gear 321 is arranged at breach 524, then drainage screen 4 is set in this support set by the circular hole 44 at middle part
On 523 so that ring gear can engage with the gear 321 being positioned at breach 524.It is specifically designed to compared to being fixedly installed on spiral case
Gear and the support of motor are installed, and this support needs from spiral case all along the center to drainage screen, the embodiment of the present invention
The gear used and the mount scheme of motor, more compact structure, take the space in air-conditioning less.
If the drainage screen of air-conditioning is circular, alternatively, above-mentioned gear ring 322 is external toothing, and external toothing is fixed on filtration
On the circumference of net 1, certainly, external toothing also can directly make formation on the circumference of drainage screen 1.Now, with reference to Fig. 2, can be by tooth
Wheel 321 and motor 31 are directly anchored to the position that can engage with gear ring 322, by gear 321 and the engaged transmission of external toothing, from
And drive drainage screen 1 to rotate.
Further, the embodiment of the present invention also includes pressure ring 6, and the bearing 2 used is Plane Ball bearing, this bearing 2
Including ballframe carriage 21 and the multiple balls 22 being rotationally connected with on ballframe carriage 21 of annular, can will be filtered by pressure ring 6
The edge of net 1 compresses and is attached on ball 22, as shown in Figure 7 so that drainage screen is when rotary motion, and noise is little, stability of rotation.
When jamb duster is when brushing off the dust on drainage screen, dust easily flies away other regions to air-conditioning, therefore,
In order to reduce the problem that dust flies upward, with reference to Fig. 7, the jamb duster 41 of the embodiment of the present invention being additionally provided with and leads dirt chamber 412, this leads dirt
Dust can be imported in dust-collecting box 42 by chamber 412.
Specifically, with reference to Fig. 3 and Fig. 7, the jamb duster 41 of the embodiment of the present invention includes the fixed plate for fixing bristle 411
413, and by fixed plate 413 is downwardly extending dust board 414, dust board 414 is positioned at the lower section of drainage screen 1, dust board
414 be respectively provided on two sides with one towards drainage screen 1 extend dust-leading board 415, by the dust-leading board 415 of dust board 414 and both sides
Surround and lead dirt chamber 412.Above-mentioned leads dirt cavity configuration simply, facilitates processing and manufacturing.
Additionally, when the dust accumulation in dust-collecting box is more, need to be removed, therefore, air-conditioning 5 includes housing 51, this
Inventive embodiments uses the technical scheme that the housing 51 of dust-collecting box 42 and air-conditioning 5 removably connects, conveniently by dust-collecting box 42 from sky
Take out in adjusting the housing 51 of 5.
Specifically, according to pipeline, the condensed water in air-conditioning is introduced in dust-collecting box, by condensed water, dust is washed out
Scheme, need to arrange multiple pipeline, and on dust-collecting box, offer water inlet and outlet, its structure is more complicated.With reference to Fig. 8
～10, the embodiment of the present invention arranges guide rail 511 on the housing 51 of air-conditioning 5, and dust-collecting box 42 can slide along guide rail 511, thus will
Dust-collecting box 42 pushes or extracts out the housing 51 of air-conditioning 5, so when needing to remove the dust in dust-collecting box 42, and can be directly by dust
Box 42 is extracted out from housing 51, is outwelled by dust.Additionally, when dust-collecting box 42 pushes in the housing 51 of air-conditioning 5, by dust-collecting box
The concordant setting of housing 51 of the front surface of 42 and air-conditioning 5, so little to the appearance effects of air-conditioning, it is positioned at sky particularly with air inlet
The situation in levelling face, the profile of air-conditioning is more attractive.
The embodiment of the invention also discloses a kind of air-conditioner, have employed above-mentioned all of air-conditioning filter net automatic dust remover
Structure.Air-conditioning filter net automatic dust removing mechanism owing to installing in the air-conditioner of the present embodiment removes automatically with above-mentioned air-conditioning filter net
The automatic dust removing mechanism provided in each embodiment of dirt mechanism is identical, and therefore the two can solve the problem that identical technical problem, and reaches
To identical Expected Results.
Alternatively, after being set to air-conditioning run certain time (such as 24 hours), automatically starting air-conditioning filter net is automatic
Dedusting mechanism.Air-conditioning is after entering cleaning modes, and blower fan shuts down, and drainage screen edge under motor drives rotates clockwise multi-turn
After, motor reversal, drive drainage screen to rotate counterclockwise same number of turns, after the most repeatedly performing repeatedly, can be by drainage screen
Dust is removed.
Alternatively, arranging sensor in dust-collecting box, in dust-collecting box being detected, dust accumulation height exceedes setting position
Time, signal is fed back to the master control borad of air-conditioning by sensor, and the master control borad of air-conditioning sends prompting user on a display screen and removes dust
The notice of the dust in box.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art, in the technical scope that the invention discloses, can readily occur in change or replace, should contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with described scope of the claims.
Claims (11)
1. an air-conditioning filter net automatic dust removing mechanism, is provided with centrifugal blower, it is characterised in that including in air-conditioning:
Drainage screen, described drainage screen is installed on the air inlet of described centrifugal blower by bearing；
Drive assembly, described driving assembly is in transmission connection with described drainage screen, described driving assembly can drive described drainage screen around
Own axes rotates；
Sweep dirt assembly, described in sweep dirt assembly and include jamb duster and dust-collecting box, described jamb duster is fixed relative to described air-conditioning, described
The bristle of jamb duster contacts with the wire side of described drainage screen, and described dust-collecting box is arranged at the lower section of described jamb duster, is used for collecting
Described jamb duster is from the dust filtered gauze brush.
Air-conditioning filter net automatic dust removing mechanism the most according to claim 1, it is characterised in that described driving assembly includes electricity
Machine and actuating device, described motor is fixed on described air-conditioning, and described actuating device includes the tooth being arranged on motor output shaft
Taking turns and be arranged at the gear ring on described drainage screen, described gear engages with described gear ring.
Air-conditioning filter net automatic dust removing mechanism the most according to claim 2, it is characterised in that be provided with in the middle part of described drainage screen
Circular hole, described gear ring is ring gear, and described ring gear is fixed in described circular hole.
Air-conditioning filter net automatic dust removing mechanism the most according to claim 3, it is characterised in that described centrifugal blower includes snail
Shell, the air inlet of described spiral case is provided with water conservancy diversion frame, and the center of described water conservancy diversion frame is provided with support set, and described motor is fixed on institute
Stating on support set, the sidewall of described support set has breach, and described gear is positioned at described indentation, there, and described drainage screen passes through middle part
Circle hole sleeve be located on described support set, described ring gear engages with the described gear being positioned at described indentation, there.
Air-conditioning filter net automatic dust removing mechanism the most according to claim 2, it is characterised in that described drainage screen is circular,
Described gear ring is external toothing, and described external toothing is fixed on the circumference of described drainage screen.
Air-conditioning filter net automatic dust removing mechanism the most according to claim 4, it is characterised in that described bearing is Plane Ball
Bearing, the ballframe carriage that described bearing includes annular and the multiple balls being rotationally connected with in described ballframe carriage, also include
Pressure ring, the edge of described drainage screen can be compressed and be attached on described ball by described pressure ring.
Air-conditioning filter net automatic dust removing mechanism the most according to claim 1, it is characterised in that be additionally provided with on described jamb duster
Lead dirt chamber, described in lead dirt chamber and be positioned at the lower section of described bristle, and dust can be imported described dust-collecting box.
Air-conditioning filter net automatic dust removing mechanism the most according to claim 4, it is characterised in that described jamb duster include for
The fixed plate installing described bristle and the dust board being downwardly extending by described fixed plate, described dust board is positioned at described filtration
Side off the net, described dust board be respectively provided on two sides with a dust-leading board extended towards described drainage screen, described in lead dirt chamber by described
The described dust-leading board of dust board and described dust board both sides surrounds.
Air-conditioning filter net automatic dust removing mechanism the most according to claim 1, it is characterised in that described air-conditioning includes housing,
Described dust-collecting box is removably connected on described housing.
Air-conditioning filter net automatic dust removing mechanism the most according to claim 9, it is characterised in that on the housing of described air-conditioning
Being provided with guide rail, described dust-collecting box can be along described slide, described dust-collecting box is pushed or to be extracted out the housing of described air-conditioning,
When in the housing that described dust-collecting box pushes described air-conditioning, the front surface of described dust-collecting box is flat with the surface of shell of described air-conditioning
Together.
11. 1 kinds of air-conditioners, it is characterised in that comprise the air-conditioning filter net according to any one of the claims 1～10 certainly
Dynamic dedusting mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610454966.1A CN106123281B (en) | 2016-06-21 | 2016-06-21 | A kind of air-conditioning filter net automatic dust removing mechanism and air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610454966.1A CN106123281B (en) | 2016-06-21 | 2016-06-21 | A kind of air-conditioning filter net automatic dust removing mechanism and air conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN106123281A true CN106123281A (en) | 2016-11-16 |
| CN106123281B CN106123281B (en) | 2019-05-14 |
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| CN201610454966.1A Active CN106123281B (en) | 2016-06-21 | 2016-06-21 | A kind of air-conditioning filter net automatic dust removing mechanism and air conditioner |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107231310A (en) * | 2017-07-27 | 2017-10-03 | 苏州市海铂橡塑五金制品有限公司 | A kind of router cover |
| CN108224557A (en) * | 2018-01-09 | 2018-06-29 | 广东美的制冷设备有限公司 | Air conditioner |
| CN108278696A (en) * | 2017-12-24 | 2018-07-13 | 丁浩然 | A kind of self-cleaning air-conditioning filter net |
| WO2020147254A1 (en) * | 2019-01-17 | 2020-07-23 | 青岛海尔空调器有限总公司 | Air conditioner |
| CN111602008A (en) * | 2018-01-11 | 2020-08-28 | 森德利株式会社 | Filter structure capable of removing dust |
| CN111644305A (en) * | 2020-06-29 | 2020-09-11 | 福州敬兴冬机械设备有限公司 | Environment-friendly paint spray booth |
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| CN107231310A (en) * | 2017-07-27 | 2017-10-03 | 苏州市海铂橡塑五金制品有限公司 | A kind of router cover |
| CN108278696A (en) * | 2017-12-24 | 2018-07-13 | 丁浩然 | A kind of self-cleaning air-conditioning filter net |
| CN108224557A (en) * | 2018-01-09 | 2018-06-29 | 广东美的制冷设备有限公司 | Air conditioner |
| CN108224557B (en) * | 2018-01-09 | 2024-05-28 | 广东美的制冷设备有限公司 | Air Conditioner |
| CN111602008A (en) * | 2018-01-11 | 2020-08-28 | 森德利株式会社 | Filter structure capable of removing dust |
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| CN111780304A (en) * | 2020-07-26 | 2020-10-16 | 重庆工业职业技术学院 | Intelligent heating ventilation air conditioner with water-free humidification function |
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