CN207049068U - The adapter assembly of ventilation fan - Google Patents
The adapter assembly of ventilation fan Download PDFInfo
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- CN207049068U CN207049068U CN201720310679.3U CN201720310679U CN207049068U CN 207049068 U CN207049068 U CN 207049068U CN 201720310679 U CN201720310679 U CN 201720310679U CN 207049068 U CN207049068 U CN 207049068U
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- ventilation fan
- shutter
- adapter assembly
- air
- side wall
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Abstract
The utility model provides a kind of adapter assembly of ventilation fan.The adapter assembly of the ventilation fan includes：The joint body connected with the exhaust port of ventilation fan；And the shutter inside joint body；Joint body includes：The air inlet being connected with the exhaust port of ventilation fan；The air outlet being connected with ventilation shaft；Connect the side wall of air inlet and air outlet；And in side wall, the position limiting structure of position, joint body also include when limitation shutter is closed：Tilted ribs, it is shaped in the inner surface of side wall from the direction of air outlet side limit structure, and its height gradually increases to the direction of position limiting structure.The adapter assembly of the utility model ventilation fan can suppress noise long-term effectively.
Description
Technical field
The utility model is on a kind of adapter assembly of ventilation fan.
Background technology
The adapter assembly of the ventilation fan of prior art, illustrated by taking Chinese patent ZL201010130174.1 as an example.
Fig. 1 is the adapter assembly schematic diagram of prior art ZL201010130174.1 ventilation fans.As shown in figure 1, in order to anti-
Only outdoor foreign matter enters in ventilation fan, and prevents the wind-fall of outdoor from flowing to interior, in connection ventilation fan exhaust port and ventilation duct
Need to set the shutter 22 for opening or closing ventilation fan exhaust wind path inside the joint in road.
Hereafter the adapter assembly of the ventilation fan is described in detail.Fig. 1 is continued referring to, adapter assembly 20 includes：Lead
Wind structure 21 and the shutter 22 inside air guide structure 21.In addition, limitation shutter 22 is set to close in air guide structure 21
The position limiting structure 23 of position when closing.When causing outside wind pressure larger because the reasons such as typhoon occur, shutter 22 may go out
The situation of folding is now frequently trembleed, causes the frequent impact of shutter 22 to be made a noise to position limiting structure 23, is made an uproar to suppress those
Sound on the position that shutter 22 and position limiting structure 23 collide, it is necessary to stick sponge.
During the utility model is realized, although it is found by the applicant that sponge can suppress noise, with ventilation fan
The increase of usage time, sponge can gradual aging, follow the string, in addition wear up to flake and lose suppress noise effect.
Utility model content
(1) technical problems to be solved
For the utility model in order to solve above-mentioned problem, spy provides a kind of ventilation fan that can suppress noise long-term effectively
Adapter assembly.
(2) technical scheme
The adapter assembly of the utility model ventilation fan includes：The joint body connected with the exhaust port of ventilation fan；And
Shutter inside joint body.Joint body includes：The air inlet being connected with the exhaust port of ventilation fan；With ventilation
The air outlet of pipeline connection；Connect the side wall of air inlet and air outlet；And in side wall, position when limitation shutter is closed
Position limiting structure.Joint body also includes：Tilted ribs, it is shaped in side wall from the direction of air outlet side limit structure
Inner surface, and its height gradually increases to the direction of position limiting structure.
Preferably, in some embodiments of the utility model, shutter from open mode toward closed mode rotate when, its
End first contacts the lower of tilted ribs, and is moved along tilted ribs toward position limiting structure direction.
Preferably, in some embodiments of the utility model, the joint body of ventilation fan, which is arranged on, is provided with aspiration openings
Ventilation fan frame on, lower portion, which is provided with, forms the hodmadod of wind path, and the blowing unit with exhaust outlet is set in hodmadod,
The wind path switch boards for being used for switching wind path are provided with exhaust outlet.
Preferably, in some embodiments of the utility model, the heater of heating air is additionally provided with fan frame of taking a breath,
The downstream of heater, which is provided with, discharges air indoor circulation openings；According to the position of wind path switch boards, formed and only guide sky
Exhaust mode of the gas from aspiration openings to exhaust port；Or form only cyclic module of the guiding air from aspiration openings to circulation openings
Formula；Or formation guides air from aspiration openings to exhaust port and the drying mode of the twocouese of circulation openings.
Preferably, in some embodiments of the utility model, gap is provided between shutter and side wall.
Preferably, in some embodiments of the utility model, tilted ribs are in strip, the height of its highest point and gap
It is highly consistent.
Preferably, in some embodiments of the utility model, the air inlet side of shutter, side wall inner surfaces, which are provided with, to be hidden
Keep off the wind screen rib in gap.
Preferably, it is lateral from the air inlet of shutter on the inner surface of side wall in some embodiments of the utility model
The extended reinforcement of wind screen rib.
(3) beneficial effect
It can be seen from the above technical proposal that the adapter assembly of the utility model ventilation fan at least has the advantages that
One of them：
(1) tilted ribs are provided with side wall, the tilted ribs are prolonged from the direction of the lateral shutter side of air outlet of joint body
And if gradually increase to the direction of position limiting structure (convex tendon) side, its height.
Under the influence of outdoor airflow, shutter is from open mode toward closed mode, i.e. the air outlet side from joint body
When being rotated toward air inlet side, the end of shutter first contacts the lower of tilted ribs, and along tilted ribs toward convex tendon direction, i.e. joint
Body air inlet side is moved, in the presence of the frictional force between tilted ribs and shutter end, the velocity of rotation of shutter by
Gradually reduce.Because the height of tilted ribs gradually increases to convex tendon direction, shutter end is in the mistake rotated toward convex tendon direction
Cheng Zhong, the frictional force being subject to is increasing, and the velocity of rotation of shutter is slower and slower, and when turning at convex tendon, velocity of rotation connects
Nearly zero, touch that the power of convex tendon is very small, and caused sound is also very small, so as to effectively suppress noise；
(2) tilted ribs are shaped in the inner surface of side wall, not only simplify structure, save manufacturing man-hours, and tilt
Muscle will not fall off, and can be repeatedly used for a long, it is possible to play the permanent effect for suppressing noise；
(3) to ensure that shutter can be rotated swimmingly in joint body, gap is provided between shutter and side wall.
When ventilation fan is in ventilatory pattern or drying mode, blowing unit operating, shutter is blown out from exhaust port
Wind open because the gap between the height and shutter and side wall of tilted ribs highest point highly consistent, shutter
Muscle will not be inclined by stop and can not open.And tilted ribs are in strip, its height gradually reduces to air outlet side, it can be ensured that
The wind-force of blowing unit can overcome the frictional force between shutter end and tilted ribs, and as shutter aperture increases, its
Frictional force by tilted ribs is less and less, can swimmingly open, and improves the stability of properties of product；
(4) under shutter closed mode, wind screen rib is located at the air inlet side of shutter, and wind screen rib will not stop shutter
Opening and closing.
Wind screen rib protrudes from the height of side wall inner surfaces equal to or slightly greater than the gap between side wall and shutter.So,
When shutter is closed, wind screen rib blocks the gap between side wall and shutter, prevents outdoor airflow is flowed to by gap from taking a breath
In fan, the air-tightness of ventilation fan is improved；
(5) on the inner surface of side wall, from the extended reinforcement of the lateral wind screen rib of the air inlet of shutter, wind screen rib is strengthened
Intensity, improve the stability of ventilation fan.
Brief description of the drawings
Fig. 1 is the adapter assembly schematic diagram of prior art ZL201010130174.1 ventilation fans.
Fig. 2 is that the schematic diagram after shutter is removed according to the adapter assembly of the utility model embodiment ventilation fan.
Fig. 3 is the structural representation of ventilation fan where adapter assembly shown in Fig. 2.
Fig. 4 is the overall schematic according to the adapter assembly of the utility model embodiment ventilation fan.
Fig. 5 is the overall enlarged section of adapter assembly shown in Fig. 4.
Fig. 6 is the enlarged section of adapter assembly shown in Fig. 2.
【The utility model embodiment main element symbol description in accompanying drawing】
100- adapter assemblies
110- joint bodies；
111- air inlets；
112- air outlets；
113- side walls；
113a- wind screen ribs；
113b- reinforcements；
114- position limiting structures (convex tendon)；
115- tilted ribs
120- shutters；
121- rotating shafts；
122- holding sections；
Gap between 130- shutters and side wall；
200- frameworks；
201- aspiration openings；
202- circulation openings；
203- exhaust ports；
300- heaters；
400- hodmadods；
500- blowing units；
501- flabellums；
502- motors；
511- exhaust outlets
600- wind path switch boards；
710- circuit board box；720- power packs.
Embodiment
The utility model by setting up tilted ribs on the joint of ventilation fan, and make the height of tilted ribs to convex tendon direction by
Cumulative height, making shutter end, the frictional force being subject to is increasing, touches the power of convex tendon during being rotated toward convex tendon direction
Very small, caused sound is also very small, so as to restrained effectively noise of ventilating fan.
For the purpose of this utility model, technical scheme and advantage is more clearly understood, below in conjunction with specific embodiment, and
Referring to the drawings, the utility model is further described.
In an exemplary embodiment of the present utility model, there is provided a kind of adapter assembly of ventilation fan.
The adapter assembly of ventilation fan of the present utility model connects with the exhaust port of ventilation fan, described ventilation fan, including
All products that ventilation or indoor air circulation function are realized using blowing unit.The present embodiment is with ventilation and heating function
Ventilation fan exemplified by illustrate.
Fig. 2 is that the schematic diagram after shutter is removed according to the adapter assembly of the utility model embodiment ventilation fan；Fig. 3 is figure
The structural representation of ventilation fan where adapter assembly shown in 2；Fig. 4 is the adapter assembly according to the utility model embodiment ventilation fan
Overall schematic.As shown in Figures 2 to 4, adapter assembly 100 includes：The joint body connected with the exhaust port of ventilation fan
110；With the shutter 120 inside joint body.
Joint body 110 includes：The air inlet 111 being connected with the exhaust port 203 of ventilation fan；It is connected with ventilation shaft
Air outlet 112；Connect the side wall 113 of air inlet 111 and air outlet 112；In side wall 113, when limitation shutter 120 is closed
The position limiting structure 114 of position；And tilted ribs 115.Tilted ribs 115 are integral from the direction of the side limit structure 114 of air outlet 112
The inner surface of side wall 113 is taken shape in, and its height gradually increases to the direction of position limiting structure 114.
In embodiment of the present utility model, position limiting structure 114 is the convex tendon 114 for the inner surface for being provided projectingly on side wall 113.
By the way that the height of tilted ribs 115 to be arranged to gradually increase to the direction of convex tendon 114, so shutter end is in the past side of convex tendon 114
During rotation, the frictional force being subject to is increasing, and the velocity of rotation of shutter is slower and slower, when turning to convex tendon 114,
Velocity of rotation touches that the power of convex tendon is very small, and caused sound is also very small close to zero, so as to effectively suppress noise.
The relevant portion and part of the adapter assembly of the present embodiment ventilation fan are described in detail individually below.
Ventilation fan has the framework 200 in hollow rectangular shape.Framework 200 is provided with the aspiration openings of suction air
201；Make to be inhaled into the air in framework to arrange to indoor circulation openings 202；Arranged with the air for making to be inhaled into framework to outdoor
Exhaust port 203.Wherein, aspiration openings 201 and circulation openings 202 are located at indoor, in the air flow of circulation openings 202
Upstream side be provided with heater 300.Exhaust port 203 is located on the either side adjacent with the face where aspiration openings 201,
The downstream of exhaust port 203 is provided with the adapter assembly 100.
Although the present embodiment middle frame 200 is designed to hollow rectangular shape, the utility model is not limited thereto.
In the utility model, framework is also designed as circular or polygon etc., if can internally be formed for heater 300,
The accommodation space of the grade of blowing unit 500 part installation described later.
Hodmadod 400, blowing unit 500 and wind path switch boards 600 are provided with framework 200.In ventilation fan all parts it
Between relation it is as follows：The adapter assembly 100 of ventilation fan is arranged on the framework 200 provided with aspiration openings 201, the lower portion
Provided with the hodmadod 400 for forming wind path, the blowing unit 500 with exhaust outlet 511 is set, at exhaust outlet 511 in hodmadod 400
Provided with the wind path switch boards 600 for switching wind path.
In addition, the top panel of framework is provided with circuit board box 710 and power pack 720, control board is fixed in circuit
The inside of plate box 710.The control board is connected with blowing unit 500, and the fortune of blowing unit is controlled after electric signal is received
OK.The inside of power pack 720 is provided with electric component.The electric component is connected by lead with control board, is control board
Operation with blowing unit 500 provides electric power.
Exhaust port 203 and/or circulation of the exhaust outlet 511 of blowing unit 500 after wind path switch boards 600 with framework
The connection of opening 202.Blowing unit 500 further comprises：Flabellum 501 and the motor 502 of driving flabellum rotation.Motor 502 is powered
Driving flabellum 501 rotates afterwards, and room air enters in framework 200 from the aspiration openings 201 of framework, via flabellum 501 along snail
Ox shell 400 flows to wind path switch boards 600 by the exhaust outlet 511 of blowing unit.Wind path switch boards 600 are blown out to exhaust outlet 511
Air carry out angular transformation.Changed by angle, ventilation fan is entered heating pattern, exhaust mode or drying mode：
(1) when ventilation fan is under heating pattern, air is drawn from the exhaust outlet 511 of blowing unit by wind path switch boards 600
Heater 300 is directed at, after heater 300 heats air, heated air realizes heating from the row of circulation openings 202 to interior
Function, due under this pattern, being arranged without air to exhaust port 203, so the shutter 120 in joint body is closed.
(2) when ventilation fan is under exhaust mode, air is drawn from the exhaust outlet 511 of blowing unit by wind path switch boards 600
It is directed at exhaust port 203, the shutter 120 in joint body is blown open, and air is expelled to ventilation duct via adapter assembly 100
Road, then outdoor is flowed to by ventilation shaft.
(3) ventilation fan is under drying mode, and portion of air is guided to heater 300, through adding by wind path switch boards 500
From the row of circulation openings 202 to interior after the hot heating of device 300, another part air is guided to exhaust port by wind path switch boards 500
203, the shutter 120 in joint body is blown open, is expelled to ventilation shaft via adapter assembly 100, then pass through ventilation shaft
Flow direction is outdoor.
When ventilation fan is in ventilatory pattern or drying mode, shutter 120 in joint body 110 is by from exhaust port
The wind of 203 blowouts is opened, i.e., shutter 120 turns to the airflow direction with being flowed out from exhaust port 203 around rotating shaft 121 described later
Unanimously, air flows to ventilation shaft by air inlet 111, shutter 120 and the air outlet 112 of adapter assembly successively.Due to logical
Outside wind pipeline communication chamber, when outside wind pressure is larger, i.e., the wind (i.e. outdoor airflow) from outdoor flow direction interior is larger, exhaust port
The wind of 203 blowouts is insufficient to allow shutter 120 to maintain stable open mode, in the influence of the unstable outdoor airflow of wind-force
Under, shutter 120 is likely to occur situation about constantly trembleing, and causing the air inlet side of shutter 120, (shutter 120 is in off position
Under, positioned at the side of joint body air inlet 111) face constantly pat the convex tendon 114 of joint body 110, produce noise.
Slightly it is connected smoothly between the air inlet 111 of squarely and the air outlet 112 for forming circle by side wall 113.Connect
The inside of head body 110, which is provided with, coordinates the shape of joint body air outlet 112, slightly into circular shutter 120 and engages the shutter
120, form the rotating shaft 121 that shutter rotates.
When the shutter 120 is open mode, the wind path under the exhaust wind path of ventilation fan, i.e. exhaust mode is opened, and this hundred
When leaf window 120 is closed mode, the exhaust wind path of ventilation fan is closed.The utility model define shutter 120 in the closed state,
It is the air inlet side of shutter 120 positioned at the side of the air inlet 111 of joint body 110, positioned at the air outlet 112 of joint body 110
Side be shutter 120 air outlet side.
Shutter 120 is formed by the resin of plate body, and vertically two are erected to the air outlet side of shutter from plate body left and right edges
The holding section 122 of individual engaging rotating shaft 121.Shutter 120 is rotated by rotating shaft 121 in joint body 110.When outside wind pressure compared with
When big, the convex tendon 114 can stop that shutter 120 connects from closed mode, i.e. shutter 120 from the state for closing exhaust wind path is past
Head body 110 air inlet side rotates.
Side wall 113 is provided with tilted ribs 115, and the tilted ribs 115 are from the lateral shutter side of air outlet of joint body 110
Direction is extended, and gradually increases to the direction of the side of convex tendon 114, its height.Under the influence of outdoor airflow, shutter 120 is from beating
Open state toward closed mode, i.e., from the air outlet side of joint body 110 toward air inlet side rotate when, the end of shutter 120 is first
The lower of tilted ribs 115 is contacted, and moves, is inclining along tilted ribs 115 toward the direction of convex tendon 114, i.e. joint body air inlet side
In the presence of frictional force between diagonal bar 115 and shutter end, the velocity of rotation of shutter 120 gradually reduces.Because tilt
The height of muscle 115 gradually increases to the direction of convex tendon 114, thus shutter end toward the direction of convex tendon 114 rotate during, by
The frictional force arrived is increasing, and the velocity of rotation of shutter 120 is slower and slower, and when turning at convex tendon 114, velocity of rotation approaches
Zero, touch that the power of convex tendon 114 is very small, and caused sound is also very small, it is possible to effectively suppresses noise.
Further, tilted ribs 115 are shaped in the inner surface of side wall 113, not only simplify structure, save manufacture
Man-hour, and tilted ribs will not fall off, and can be repeatedly used for a long, it is possible to play the permanent effect for suppressing noise.
Fig. 5 is the overall enlarged section of adapter assembly shown in Fig. 4.Fig. 4 and Fig. 5 are refer to, to ensure that shutter 120 exists
It can swimmingly be rotated in joint body 110, gap 130 is provided between shutter 120 and side wall 113.
When ventilation fan is in ventilatory pattern or drying mode, blowing unit 500 is operated, and shutter 120 is opened from exhaust
The wind of mouth blowout is opened, because the height in the gap 130 between the height and shutter 120 and side wall 113 of the highest point of tilted ribs 115
Degree is consistent, so shutter 120 will not be inclined by muscle 115 and stop and can not open.And tilted ribs 115 are in strip, its height
Gradually reduced to the side of air outlet 112, it can be ensured that the wind-force of blowing unit 500 can overcome shutter end and tilted ribs 115
Between frictional force, and with the aperture of shutter 120 increase, it is less and less by the frictional force of tilted ribs 115, can be with smooth
Ground is opened, and improves the stability of ventilation fan performance.
Fig. 6 is the enlarged section of adapter assembly shown in Fig. 2.Fig. 5 and Fig. 6 are refer to, in the air inlet of shutter 120
Side, the inner surface of side wall 113 are provided with the wind screen rib 113a for blocking gap between shutter 120 and side wall 113.In shutter
Under 120 closed modes, wind screen rib 113a is located at the air inlet side of shutter 120, so wind screen rib 113a will not stop shutter
120 opening and closing.
In addition, the height that wind screen rib 113a protrudes from the inner surface of side wall 113 is equal to or slightly greater than side wall 113 and shutter
Gap 130 between 120.So, when shutter 120 is closed, wind screen rib 113a is blocked between side wall 113 and shutter 120
Gap 130, prevent outdoor airflow from being flowed to by the gap in ventilation fan, so as to improve the air-tightness of adapter assembly.
On the inner surface of side wall 113, from the extended a plurality of reinforcements of the lateral wind screen rib 113a of the air inlet of shutter 120
113b, to strengthen wind screen rib 113a intensity, further improve ventilation fan stability.
So far, the utility model embodiment is described in detail combined accompanying drawing.It should be noted that in accompanying drawing
Or in specification text, the implementation that does not illustrate or describe is shape known to a person of ordinary skill in the art in art
Formula, it is not described in detail.In addition, the above-mentioned definition to each element and method be not limited in mentioning in embodiment it is various
Concrete structure, shape or mode, those of ordinary skill in the art simply can be changed or replaced to it.
According to above description, those skilled in the art should have clearly to the adapter assembly of the utility model ventilation fan
Understanding
In summary, the utility model on the joint body of ventilation fan by setting up tilted ribs, and makes the height of tilted ribs
Spend to convex tendon direction and gradually increase, so as to reduce the dynamics of shutter end touching convex tendon, it is suppressed that resulting noise,
With stronger application value.
It should also be noted that, in description and claims scope of the present utility model, term " on ", " under ", " top
The orientation or position relationship of the instructions such as face " are each portion's material after being arranged on based on ventilation fan in the space between ceiling and roof
Orientation or position relationship, those represent that the term of orientation or position relationship is for only for ease of description the utility model and simplification
Description, rather than the device or element of instruction or hint meaning must have specific orientation, therefore it is not intended that to this reality
With new limitation.Furthermore word "comprising" does not exclude the presence of element not listed in the claims.List before element
Word "a" or "an" does not exclude the presence of multiple such elements.
Particular embodiments described above, the purpose of this utility model, technical scheme and beneficial effect are carried out to enter one
Step describes in detail, should be understood that and the foregoing is only specific embodiment of the utility model, is not limited to this
Utility model, it is all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements done etc., it all should wrap
It is contained within the scope of protection of the utility model.
Claims (8)
1. a kind of adapter assembly of ventilation fan, including：The joint body connected with the exhaust port of ventilation fan；And installed in institute
State the shutter inside joint body；
The joint body includes：The air inlet being connected with the exhaust port of ventilation fan；The air outlet being connected with ventilation shaft；Even
Connect the side wall of the air inlet and the air outlet；And in the side wall, limit position when the shutter is closed
Position limiting structure,
Characterized in that, the joint body also includes：Tilted ribs, it is from the direction of the lateral position limiting structure of the air outlet
The inner surface of the side wall is shaped in, and its height gradually increases to the direction of the position limiting structure.
2. the adapter assembly of ventilation fan according to claim 1, it is characterised in that：The shutter closes from open mode is past
When closed state rotates, its end first contacts the lower of the tilted ribs, and is moved along tilted ribs toward the position limiting structure direction.
3. the adapter assembly of ventilation fan according to claim 1, it is characterised in that：The joint body installation of the ventilation fan
In the ventilation fan frame provided with aspiration openings, the lower portion is provided with the hodmadod for forming wind path, is set in the hodmadod
The blowing unit with exhaust outlet is put, the wind path switch boards for being used for switching wind path are provided with the exhaust outlet.
4. the adapter assembly of ventilation fan according to claim 3, it is characterised in that：
The heater of heating air is additionally provided with the ventilation fan frame, the downstream of the heater is provided with discharges room by air
Interior circulation openings；
According to the position of the wind path switch boards, formed and only guide air from the aspiration openings to the exhaust of the exhaust port
Pattern；Or formed and only guide air from the aspiration openings to the circulation pattern of the circulation openings；Or formed guiding air from
The aspiration openings are to the exhaust port and the drying mode of the twocouese of the circulation openings.
5. the adapter assembly of ventilation fan according to claim 1, it is characterised in that：Between the shutter and the side wall
Provided with gap.
6. the adapter assembly of ventilation fan according to claim 5, it is characterised in that：The tilted ribs are in strip, and it is most
The height of eminence is highly consistent with the gap.
7. the adapter assembly of ventilation fan according to claim 5, it is characterised in that：The air inlet side of the shutter, institute
State side wall inner surfaces and be provided with the wind screen rib for blocking the gap.
8. the adapter assembly of ventilation fan according to claim 7, it is characterised in that：On the inner surface of the side wall, from institute
State the air inlet of the shutter laterally extended reinforcement of the wind screen rib.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720310679.3U CN207049068U (en) | 2017-03-27 | 2017-03-27 | The adapter assembly of ventilation fan |
| TW107202848U TWM564687U (en) | 2017-03-27 | 2018-03-05 | Ventilation fan connector assembly |
| HK18103779A HK1252072A2 (en) | 2017-03-27 | 2018-03-19 | Connector assembly of ventilation fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720310679.3U CN207049068U (en) | 2017-03-27 | 2017-03-27 | The adapter assembly of ventilation fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207049068U true CN207049068U (en) | 2018-02-27 |
Family
ID=61489832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720310679.3U Active CN207049068U (en) | 2017-03-27 | 2017-03-27 | The adapter assembly of ventilation fan |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN207049068U (en) |
| HK (1) | HK1252072A2 (en) |
| TW (1) | TWM564687U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108613270A (en) * | 2018-06-29 | 2018-10-02 | 广东美的制冷设备有限公司 | Mobile air conditioner |
| WO2022262304A1 (en) * | 2021-06-17 | 2022-12-22 | 广东松下环境系统有限公司 | Ventilation device |
-
2017
- 2017-03-27 CN CN201720310679.3U patent/CN207049068U/en active Active
-
2018
- 2018-03-05 TW TW107202848U patent/TWM564687U/en unknown
- 2018-03-19 HK HK18103779A patent/HK1252072A2/en unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108613270A (en) * | 2018-06-29 | 2018-10-02 | 广东美的制冷设备有限公司 | Mobile air conditioner |
| WO2022262304A1 (en) * | 2021-06-17 | 2022-12-22 | 广东松下环境系统有限公司 | Ventilation device |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM564687U (en) | 2018-08-01 |
| HK1252072A2 (en) | 2019-05-10 |
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