CN111121180A - Dustproof device of air conditioner outdoor unit - Google Patents
Dustproof device of air conditioner outdoor unit Download PDFInfo
- Publication number
- CN111121180A CN111121180A CN201911318295.6A CN201911318295A CN111121180A CN 111121180 A CN111121180 A CN 111121180A CN 201911318295 A CN201911318295 A CN 201911318295A CN 111121180 A CN111121180 A CN 111121180A
- Authority
- CN
- China
- Prior art keywords
- dust
- air conditioner
- frame body
- transmission device
- wall
- 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.)
- Granted
Links
- 239000000428 dust Substances 0.000 claims abstract description 61
- 230000005540 biological transmission Effects 0.000 claims abstract description 54
- 230000000903 blocking effect Effects 0.000 claims abstract description 48
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/56—Casing or covers of separate outdoor units, e.g. fan guards
- F24F1/58—Separate protective covers for outdoor units, e.g. solar guards, snow shields or camouflage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
The invention provides a dustproof device of an air conditioner outdoor unit, which comprises a frame body, wherein the inner wall of the frame body is provided with a mounting hole; the outer wall of the support column is provided with a through hole; one end of the dust blocking part is connected with the inner wall of the frame body, the other end of the dust blocking part is connected with the outer wall of the supporting column, and the dust blocking part at least has a first state of rotating to be closed on the same vertical plane and a second state of rotating to be unfolded at a preset angle; a fixing member; the transmission device is fixedly connected with the dust blocking part through a fixing part; the output end of the telescopic rod is fixedly connected with the transmission device; wherein, the transmission of telescopic link drive transmission, transmission drive keeps off grey piece and rotates to make the grey piece of keeping off be in first state or second state, realize sheltering from the dust. According to the invention, the dust blocking part does not need to be detached separately for cleaning, so that dust can be blocked for the air conditioner external unit, and the cleaning is convenient.
Description
Technical Field
The invention relates to the technical field of air conditioner external units, in particular to a dustproof device of an air conditioner external unit.
Background
Air conditioners are becoming more widely used, and are essential in winter and summer, both in homes and public places. The outdoor unit of the air conditioner is also called as a main unit, and the air conditioner comprises four main components of refrigeration (heat): the first three parts of the compressor, the condenser, the capillary tube and the evaporator are all arranged in an air conditioner external machine.
Because the outdoor unit of the air conditioner is mostly placed in an outdoor environment, outdoor flying dust easily enters the inside of the outdoor unit of the air conditioner through the air outlet of the outdoor unit of the air conditioner, so that the dust in the inside is accumulated, the operation of the outdoor unit of the air conditioner can be influenced, the service life of the air conditioner is shortened, and when the dust in the inside of the outdoor unit of the air conditioner is cleaned, the outdoor unit of the air conditioner needs to be detached and reinstalled after being cleaned, so that the outdoor unit of the air conditioner is very inconvenient to clean.
Disclosure of Invention
According to the defects of the prior art, the invention provides the dustproof device of the air conditioner external unit, which effectively prevents dust from entering the interior of the air conditioner external unit and is convenient to clean.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
a dust-proof device of an air conditioner outer unit comprises
The frame body is provided with a mounting hole on the inner wall;
the supporting column is arranged at the center of the inside of the frame body, and a through hole is formed in the outer wall of the supporting column;
one end of the dust blocking part is connected with the inner wall of the frame body, the other end of the dust blocking part is connected with the outer wall of the supporting column, and the dust blocking part at least has a first state of rotating to be closed on the same vertical plane and a second state of rotating to be unfolded at a preset angle;
the fixing piece is arranged on the outer wall of the frame body;
the transmission device is fixedly connected with the dust blocking part through the fixing part;
the output end of the telescopic rod is fixedly connected with the transmission device;
the telescopic rod drives the transmission device to transmit, and the transmission device drives the dust blocking piece to rotate, so that the dust blocking piece is in a first state or a second state, and the dust is blocked.
As a further improvement of the present invention, the dust blocking member includes a first rotating portion disposed in the through hole; the second rotating part is arranged in the mounting hole, and penetrates out of the frame body; the two ends of the fan blade are respectively connected with the first rotating part and the second rotating part; wherein, the dust blocking part is provided with a plurality of.
As a further improvement of the present invention, the transmission device includes a transmission rod fixedly connected to the second rotating portion; and the connecting rod is rotatably connected with the transmission rod.
As a further improvement of the invention, the transmission device is provided with a plurality of transmission devices, and each transmission device is in rotary connection with the other transmission device.
As a further improvement of the invention, the fixing piece comprises a fixing piece and a rubber ring, a through hole is formed in the fixing piece, the fixing piece is fixedly installed on the outer wall of the frame body, and the size of the rubber ring is larger than that of the through hole.
As a further improvement of the present invention, the frame body is provided in a cylindrical shape, and the support column is provided at the center of the frame body.
As a further improvement of the invention, the bottom of the frame body is provided with a magnetic block.
The invention has the beneficial effects that:
when the device is used, the device is arranged at the air outlet of the air conditioner external unit, when the air conditioner external unit works, the telescopic rod extends out to push the transmission device to transmit, the transmission device drives the dust blocking piece to rotate, the dust blocking piece is in the second unfolded state, and the air outlet of the air conditioner external unit can emit wind; when the outer machine of air conditioner is out of work, the telescopic link shrink, pulling transmission, transmission drives and keeps off grey spare and rotates, keeps off grey spare and is in closed first state to block that the dust gets into the outer machine of air conditioner inside, the dust directly falls on keeping off grey spare, when keeping off grey spare and being in first state, directly cleans keeping off grey spare, in order to clear away the dust, so, just need not dismantle the ash spare alone and get off and wash keeping off, can block the dust for the outer machine of air conditioner, it is clean again to be convenient for.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic perspective view of the present embodiment;
FIG. 2 is a front view of the present embodiment;
FIG. 3 is a first state diagram of the dust stop member according to the present embodiment;
FIG. 4 is a second state diagram of the dust stop member according to the present embodiment;
fig. 5 is a schematic view of the dust blocking member according to the present embodiment.
In the figure, 10-frame body, 20-support column, 21-through hole, 30-dust-blocking piece, 31-first rotating part, 32-second rotating part, 33-fan blade, 41-fixing piece, 42-rubber ring, 51-transmission rod, 52-connecting rod and 60-telescopic rod.
Detailed Description
The following embodiments are provided to describe the embodiments of the present invention, and to further describe the detailed description of the embodiments of the present invention, such as the shapes, configurations, mutual positions and connection relationships of the components, the functions and operation principles of the components, the manufacturing processes and operation methods, etc., so as to help those skilled in the art to more fully, accurately and deeply understand the inventive concept and technical solutions of the present invention.
As a specific embodiment of the present invention, as shown in fig. 1 and 2, there is provided a dust-proof device for an outdoor unit of an air conditioner, comprising
The frame body 10 is provided with an installation hole on the inner wall of the frame body 10;
the supporting column 20 is arranged at the central position inside the frame body 10, and a through hole 21 is formed in the outer wall of the supporting column 20;
one end of the dust blocking member 30 is connected with the inner wall of the frame body 10, the other end of the dust blocking member 30 is connected with the outer wall of the supporting column 20, and the dust blocking member 30 at least has a first state of rotating to be closed on the same vertical plane and a second state of rotating to be unfolded at a preset angle;
a fixing member disposed on an outer wall of the frame body 10;
the transmission device is fixedly connected with the dust blocking part 30 through the fixing part;
the output end of the telescopic rod 60 is fixedly connected with the transmission device;
the telescopic rod 60 drives the transmission device to transmit, and the transmission device drives the dust blocking member 30 to rotate, so that the dust blocking member 30 is in a first state or a second state, and the dust is blocked.
When the device is used, the device is arranged at the air outlet of an air conditioner external unit, when the air conditioner external unit works, the telescopic rod 60 extends out to push the transmission device to transmit, the transmission device drives the dust blocking piece 30 to rotate, the dust blocking piece 30 is in the second unfolded state, and the air outlet of the air conditioner external unit can emit air; when the outer machine of air conditioner is out of work, telescopic link 60 contracts, pulling transmission, transmission drives ash blocking member 30 and rotates, ash blocking member 30 is in the first state of closure, inside in order to block the dust entering outer machine of air conditioner, the dust directly falls on ash blocking member 30, when ash blocking member 30 is in the first state, directly clean ash blocking member 30, in order to clear away the dust, so, just need not dismantle ash blocking member 30 alone and get off and wash, can block the dust for the outer machine of air conditioner, it is clean again to be convenient for.
As an alternative embodiment of the present invention, as shown in fig. 3 and 4, the dust blocking member 30 further includes a first rotating portion 31 disposed in the through hole 21; a second rotating part 32 disposed in the mounting hole, wherein the second rotating part 32 penetrates through the frame 10; a fan blade 33, both ends of the fan blade 33 being connected to the first rotating part 31 and the second rotating part 32, respectively; wherein, the dust blocking member 30 is provided in plurality. In operation, the first rotating portion 31 and the second rotating portion 32 are respectively installed in the through hole 21 and the installation hole, and when the second rotating portion 32 is driven by the transmission device to rotate, the fan blade 33 is at a preset angle, so that the dust blocking member 30 is in a second state; when the first rotating portion 31 is rotated by the transmission device, the plurality of blades 33 are closed together, so that the dust blocking member 30 is in the first state. Therefore, when the dust blocking member 30 is in the first state, the dust blocking member 30 can be wiped to remove accumulated dust, thereby facilitating cleaning.
As an alternative embodiment of the present invention, as shown in fig. 2, the transmission device further includes a transmission rod 51 fixedly connected to the second rotating portion 32; and the connecting rod 52 is rotatably connected with the transmission rod 51. During operation, the telescopic rod 60 extends out, the transmission rod 51 swings clockwise to drive the ash blocking part 30 to rotate, so that the ash blocking part 30 can be opened and closed, and the structure is simple and the operation is convenient.
As an alternative embodiment of the invention, as shown in FIG. 2, it is further included that the transmission device is provided in plurality, and each transmission device is connected in rotation. In operation, the drive links 51 move the links 52, and the links 52 transfer motion to adjacent drive links 51. Therefore, the movement of the whole transmission device is realized, and the transmission efficiency is improved.
As an alternative embodiment of the present invention, as shown in fig. 1 and 2, the fixing member further includes a fixing plate 41 and a rubber ring 42, the fixing plate 41 is provided with a through hole, the fixing plate 41 is fixedly mounted on the outer wall of the frame 10, and the rubber ring 42 is larger than the through hole. In operation, the second rotating portion 32 passes through the through hole, the size of the through hole can limit the rotation of the dust blocking member 30, the dust blocking member 30 is prevented from deviating, the rubber ring 42 enables the transmission rod 51 to be spaced from the frame body 10 by a certain distance, and the transmission rod 51 and the frame body 10 are prevented from being rubbed to influence the transmission effect. Thus, the transmission efficiency of the transmission device can be improved.
As an alternative embodiment of the present invention, as shown in fig. 2, the casing 10 is disposed in a cylindrical shape to adapt to the shape of the air outlet of the outdoor unit of the air conditioner, and the supporting column 20 is disposed at the center of the casing 10. Specifically, the dust blocking members 30 are uniformly arranged between the frame body 10 and the support columns 20. Thus, the symmetry and stability of the device can be improved.
As an alternative embodiment of the present invention, the bottom of the frame 10 is provided with a magnetic block. Therefore, the frame body 10 can be directly adsorbed on the air conditioner external unit, and is convenient to mount and dismount.
The invention has been described in an illustrative manner, and it is to be understood that the invention is not limited to the precise form disclosed, and that various insubstantial modifications of the inventive concepts and solutions, or their direct application to other applications without such modifications, are intended to be covered by the scope of the invention. The protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (7)
1. The utility model provides an outer quick-witted dust keeper of air conditioner which characterized in that: comprises that
The frame body is provided with a mounting hole on the inner wall;
the supporting column is arranged at the center of the inside of the frame body, and a through hole is formed in the outer wall of the supporting column;
one end of the dust blocking part is connected with the inner wall of the frame body, the other end of the dust blocking part is connected with the outer wall of the supporting column, and the dust blocking part at least has a first state of rotating to be closed on the same vertical plane and a second state of rotating to be unfolded at a preset angle;
the fixing piece is arranged on the outer wall of the frame body;
the transmission device is fixedly connected with the dust blocking part through the fixing part;
the output end of the telescopic rod is fixedly connected with the transmission device;
the telescopic rod drives the transmission device to transmit, and the transmission device drives the dust blocking piece to rotate, so that the dust blocking piece is in a first state or a second state, and the dust is blocked.
2. The dust-proof device for an outdoor unit of an air conditioner as claimed in claim 1, wherein: the dust-blocking member comprises
The first rotating part is arranged in the through hole;
the second rotating part is arranged in the mounting hole, and penetrates out of the frame body;
the two ends of the fan blade are respectively connected with the first rotating part and the second rotating part;
wherein, the dust blocking part is provided with a plurality of.
3. The dust-proof device for an outdoor unit of an air conditioner as claimed in claim 2, wherein: the transmission device comprises
The transmission rod is fixedly connected with the second rotating part;
and the connecting rod is rotatably connected with the transmission rod.
4. The dust-proof device for an outdoor unit of an air conditioner as claimed in claim 3, wherein: the transmission device is provided with a plurality of transmission devices, and each transmission device is connected with the other transmission device in a rotating mode.
5. The dust-proof device for an outdoor unit of an air conditioner as claimed in claim 1, wherein: the mounting includes stationary blade and rubber circle, be provided with the via hole on the stationary blade, just stationary blade fixed mounting be in framework outer wall, the size of rubber circle is greater than the via hole.
6. The dust-proof device for an outdoor unit of an air conditioner as claimed in claim 1, wherein: the frame body is set to be cylindrical, and the support column is arranged at the center of the frame body.
7. The dust-proof device for an outdoor unit of an air conditioner as claimed in claim 1, wherein: the bottom of the frame body is provided with a magnetic block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911318295.6A CN111121180B (en) | 2019-12-19 | 2019-12-19 | Dustproof device of air conditioner outdoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911318295.6A CN111121180B (en) | 2019-12-19 | 2019-12-19 | Dustproof device of air conditioner outdoor unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111121180A true CN111121180A (en) | 2020-05-08 |
| CN111121180B CN111121180B (en) | 2021-12-24 |
Family
ID=70500153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911318295.6A Active CN111121180B (en) | 2019-12-19 | 2019-12-19 | Dustproof device of air conditioner outdoor unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111121180B (en) |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040050784A (en) * | 2002-12-09 | 2004-06-17 | 엘지전자 주식회사 | Air-conditioner out door unit having apparatus preventing inlet of particles and water |
| CN2823888Y (en) * | 2005-09-30 | 2006-10-04 | 蒋波 | Dust-proof device for outdoor unit side of air conditioner |
| JP2007263436A (en) * | 2006-03-28 | 2007-10-11 | Sanyo Electric Co Ltd | Wind direction guide unit and outdoor unit of air conditioner |
| CN101943456A (en) * | 2010-09-14 | 2011-01-12 | Tcl空调器(中山)有限公司 | Dust-proof air conditioner outdoor unit |
| JP2013002659A (en) * | 2011-06-13 | 2013-01-07 | Mitsubishi Electric Corp | Protection unit of outdoor equipment |
| CN105757832A (en) * | 2014-12-18 | 2016-07-13 | 成都问达茂源科技有限公司 | Air conditioner external unit with automatic dust prevention function |
| US20170074526A1 (en) * | 2015-09-11 | 2017-03-16 | Louis Colantuoni, SR. | Weather guard for fan on air conditioner/heat pump condenser unit |
| CN206755416U (en) * | 2017-05-11 | 2017-12-15 | 奥克斯空调股份有限公司 | A kind of outdoor machine of air-conditioner with air outlet radical occlusion device |
| CN207702617U (en) * | 2017-12-23 | 2018-08-07 | 深圳市众智空调设备有限公司 | A kind of air-conditioner outdoor unit dust guard |
| CN108443992A (en) * | 2018-03-27 | 2018-08-24 | 苏州林信源自动化科技有限公司 | A kind of outdoor refrigeration equipment grid protective cover |
| CN108722065A (en) * | 2018-06-07 | 2018-11-02 | 苏州赛易特环保科技有限公司 | A kind of protective device of laminar flow hood air inlet |
| CN109253114A (en) * | 2017-07-13 | 2019-01-22 | 潘素云 | A kind of protective device of fan outlet |
| CN208536182U (en) * | 2018-04-10 | 2019-02-22 | 新昌县回山镇金帛机械厂 | A kind of blower Air Filter of outdoor machine of air-conditioner |
| CN109591540A (en) * | 2017-09-30 | 2019-04-09 | 镇江润德节能科技有限公司 | A kind of outdoor machine of air-conditioner dust guard |
| US20190107297A1 (en) * | 2016-04-27 | 2019-04-11 | Daikin Industries, Ltd. | Outdoor unit of refrigeration cycle apparatus |
| CN209445516U (en) * | 2019-01-23 | 2019-09-27 | 爱能森（深圳）高端智能装备有限公司 | A kind of protective roof structure and heat pump unit |
-
2019
- 2019-12-19 CN CN201911318295.6A patent/CN111121180B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040050784A (en) * | 2002-12-09 | 2004-06-17 | 엘지전자 주식회사 | Air-conditioner out door unit having apparatus preventing inlet of particles and water |
| CN2823888Y (en) * | 2005-09-30 | 2006-10-04 | 蒋波 | Dust-proof device for outdoor unit side of air conditioner |
| JP2007263436A (en) * | 2006-03-28 | 2007-10-11 | Sanyo Electric Co Ltd | Wind direction guide unit and outdoor unit of air conditioner |
| CN101943456A (en) * | 2010-09-14 | 2011-01-12 | Tcl空调器(中山)有限公司 | Dust-proof air conditioner outdoor unit |
| JP2013002659A (en) * | 2011-06-13 | 2013-01-07 | Mitsubishi Electric Corp | Protection unit of outdoor equipment |
| CN105757832A (en) * | 2014-12-18 | 2016-07-13 | 成都问达茂源科技有限公司 | Air conditioner external unit with automatic dust prevention function |
| US20170074526A1 (en) * | 2015-09-11 | 2017-03-16 | Louis Colantuoni, SR. | Weather guard for fan on air conditioner/heat pump condenser unit |
| US20190107297A1 (en) * | 2016-04-27 | 2019-04-11 | Daikin Industries, Ltd. | Outdoor unit of refrigeration cycle apparatus |
| CN206755416U (en) * | 2017-05-11 | 2017-12-15 | 奥克斯空调股份有限公司 | A kind of outdoor machine of air-conditioner with air outlet radical occlusion device |
| CN109253114A (en) * | 2017-07-13 | 2019-01-22 | 潘素云 | A kind of protective device of fan outlet |
| CN109591540A (en) * | 2017-09-30 | 2019-04-09 | 镇江润德节能科技有限公司 | A kind of outdoor machine of air-conditioner dust guard |
| CN207702617U (en) * | 2017-12-23 | 2018-08-07 | 深圳市众智空调设备有限公司 | A kind of air-conditioner outdoor unit dust guard |
| CN108443992A (en) * | 2018-03-27 | 2018-08-24 | 苏州林信源自动化科技有限公司 | A kind of outdoor refrigeration equipment grid protective cover |
| CN208536182U (en) * | 2018-04-10 | 2019-02-22 | 新昌县回山镇金帛机械厂 | A kind of blower Air Filter of outdoor machine of air-conditioner |
| CN108722065A (en) * | 2018-06-07 | 2018-11-02 | 苏州赛易特环保科技有限公司 | A kind of protective device of laminar flow hood air inlet |
| CN209445516U (en) * | 2019-01-23 | 2019-09-27 | 爱能森（深圳）高端智能装备有限公司 | A kind of protective roof structure and heat pump unit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111121180B (en) | 2021-12-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101603857B1 (en) | Indoor unit of vertical air conditioner | |
| CN110657366A (en) | Convenient projecting lamp of use with dehumidification function | |
| CN112053639A (en) | LED electronic screen with efficient heat dissipation function | |
| CN111121180B (en) | Dustproof device of air conditioner outdoor unit | |
| CN203274117U (en) | Communication base station room ventilation dust remover | |
| CN203068720U (en) | Ventilation device in communication base station | |
| CN211860898U (en) | Radiator convenient to clean | |
| CN210921921U (en) | Full-automatic industrial refrigeration equipment that removes dust | |
| CN219037160U (en) | Air compressor machine condenser filter mechanism convenient to clearance | |
| CN112510506A (en) | Power switch cabinet | |
| CN209805970U (en) | Road traffic monitoring video device | |
| CN210772600U (en) | Industrial refrigeration equipment convenient to dismouting is maintained | |
| CN213755516U (en) | Network cabinet convenient to maintain | |
| CN113703268A (en) | Heat dissipation type holographic projection equipment | |
| CN212250500U (en) | Protection type external rotor axial fan | |
| CN210298264U (en) | Communication base station ventilation dust removal mechanism | |
| CN101943456A (en) | Dust-proof air conditioner outdoor unit | |
| CN220829641U (en) | Outdoor brightening transparent display screen module | |
| CN219514455U (en) | Communication computer lab with adjustable function | |
| CN220169562U (en) | Suspended ceiling wind cabinet of dust-free workshop | |
| CN216481315U (en) | Outdoor unit heat dissipation structure for central air conditioner | |
| CN219494329U (en) | Dustproof structure of air conditioner cabinet | |
| CN220493097U (en) | Switch with quick heat radiation structure | |
| CN220687631U (en) | Fan with locking structure | |
| CN220415835U (en) | Centrifugal fan with dustproof function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |