CN109779937A - A kind of electric fan pitch regulation structure and electric fan - Google Patents
A kind of electric fan pitch regulation structure and electric fan Download PDFInfo
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- CN109779937A CN109779937A CN201910211077.6A CN201910211077A CN109779937A CN 109779937 A CN109779937 A CN 109779937A CN 201910211077 A CN201910211077 A CN 201910211077A CN 109779937 A CN109779937 A CN 109779937A
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- bracket
- electric fan
- shell
- pitch regulation
- limit sleeve
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- 239000011324 bead Substances 0.000 claims description 29
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 238000005457 optimization Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 241000883990 Flabellum Species 0.000 description 1
- 206010019345 Heat stroke Diseases 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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Abstract
The invention discloses a kind of electric fan pitch regulation structures, comprising: shell is connected with electric fan head；Bracket is connected with electric fan fuselage, and the shell is movably connected on bracket；And pitch regulation component, it is configured to allow for the shell and the bracket to relatively rotate around the link position of shell and bracket.Electric fan pitch regulation structure of the invention is using bracket connection fuselage and head, by the pitch regulation structure setting after optimization in bracket, on the one hand, bracket can be used as complete machine handle, user experience is improved, and is connected by bracket, head and fuselage direct splicing is avoided to bring offset, appearance globality can be increased, improve aesthetic feeling.On the other hand, pitch regulation structure is placed in bracket, by bracket and pitch regulation structure shared head weight, reduces the load of adjustment structure, the adjustment structure service life can be improved, increased nosepiston and adjust stability.
Description
Technical field
The invention belongs to electric fan technical field more particularly to a kind of electric fan pitch regulation structures.
Background technique
Electric fan abbreviation electric fan is a kind of using the rotation of motor drive flabellum, to reach the family for making air accelerate circulation
Electrical appliance is mainly used for cooling and heatstroke-eliminating and ventilating air.
Currently, electric fan in the market mostly uses pitch regulation structure to be directly connected to head and fuselage, head and fuselage are straight
It connects in succession, there are offsets, and the entire connector weight of pitch regulation structural bearing, load-bearing are larger, and fuselage stability is poor.In addition, existing
The fan fuselage of some electric fans is mostly without handgrips, poor user experience, and appearance globality is bad.
Summary of the invention
To solve above-mentioned the problems of the prior art, the present invention provides a kind of electric fan pitch regulation structures, to improve
The stability of pitch regulation, and then electric fan mechanical life is improved, head and fuselage are connected using bracket, it is whole to improve complete machine appearance
Body.
To achieve the above object, the specific technical solution of electric fan pitch regulation structure of the invention is as follows:
A kind of electric fan pitch regulation structure, comprising: shell is connected with electric fan head；Bracket, with electric fan fuselage phase
Even, the shell is movably connected on bracket；And pitch regulation component, it is configured to allow for the shell and the bracket around shell
The link position of body and bracket relatively rotates.
Further, the bracket has supporting element and handle part, and the shell is mounted on the supporting element.
Further, the bracket also has handle part.
Further, the supporting element is support ring, and the handle part is handle ring.
Further, the support ring and the handle ring are u-shaped, the both ends of the support ring respectively with the handle
The both ends of ring are connected, to form the head rack of space multistory shape.
Further, assembly parts are installed, the assembly parts include rear assembly parts and side assembly part, side on the outside of the bracket
Assembly parts are connected with support ring, and rear assembly parts are connected with handle ring.
Further, the link position of the bracket Yu the shell is arranged in the pitch regulation component.
Further, the pitch regulation component includes the first limit sleeve component, and the shell has the first connector, described
Bracket has the first connecting pin, and first connector is flexibly connected with first connecting pin.
Further, the first limit sleeve component includes turnable elastic element, one end of turnable elastic element and the branch
First connecting pin of frame is connected, and the other end is connected with the first connector of shell.
Further, the first limit sleeve component further includes the first limit sleeve, and the first limit sleeve is connected to the first of shell
On connector, the turnable elastic element is mounted on the first limit sleeve.
Further, the pitch regulation component includes the second limit sleeve component, and the shell has the second connector, described
Bracket has second connection end, and second connector is flexibly connected with the second connection end.
Further, the connection position of first connector Yu first connecting pin is arranged in the first limit sleeve component
It sets, the link position of second connector and the second connection end is arranged in the second limit sleeve component.
Further, the second limit sleeve component includes the second limit sleeve, and second limit sleeve is connected to pass through the with shell
The rotation of two limit sleeve drive shells.
Further, it is provided with limiting slot on the second connector of the shell, has and the limit on the second limit sleeve
The matched limited post of groove shape, the limited post are embedded in the limiting slot, and the second limit sleeve passes through limited post and limiting slot
Cooperate drive shell rotation.
Further, the second limit sleeve component further includes pitching location structure, to carry out pitching positioning to the shell.
Further, pitching location structure includes angle limit piece and collision bead, and the angle limit piece is mounted on the of bracket
Two connecting pins, the collision bead are arranged on the second connector of shell, and angle limit on piece is provided with multiple location holes, and collision bead is inserted
Enter in the multiple location hole, to carry out pitching positioning to the shell.
A kind of electric fan, including above-mentioned electric fan pitch regulation structure.
Electric fan pitch regulation structure of the invention is using bracket connection fuselage and head, by the pitch regulation knot after optimization
Structure is set in bracket, on the one hand, bracket can be used as complete machine handle, improves user experience, and connect by bracket, avoids head
Offset is brought with fuselage direct splicing, appearance globality can be increased, improves aesthetic feeling.On the other hand, pitch regulation structure is placed in
In bracket, by bracket and pitch regulation structure shared head weight, the load of adjustment structure is reduced, adjustment structure can be improved
Service life increases nosepiston and adjusts stability.
Detailed description of the invention
Fig. 1 is the perspective view after electric fan pitch regulation structure of the present invention assembling；
Fig. 2 is the decomposition diagram of electric fan pitch regulation structure of the present invention；
Fig. 3-4 is the structural schematic diagram of bracket in electric fan pitch regulation structure of the present invention；
Fig. 5-7 is the structural schematic diagram of shell in electric fan pitch regulation structure of the present invention；
Fig. 8 shows the first limit sleeve in electric fan pitch regulation structure of the present invention；
Fig. 9 shows the torsional spring in electric fan pitch regulation structure of the present invention；
Figure 10 shows the second limit sleeve in electric fan pitch regulation structure of the present invention；
Figure 11 shows the angle limit piece in electric fan pitch regulation structure of the present invention；
Figure 12 shows the collision bead in electric fan pitch regulation structure of the present invention；
Figure 13 shows the assembly parts being connected in electric fan pitch regulation structure of the present invention with bracket.
1- bracket 2- shell 3- the first limit sleeve 4- the second limit sleeve 5- torsional spring 6- screw 7- angle limit piece 8- collision bead 9-
Spring 10- nut 11,12,13- assembly parts
Specific embodiment
In order to be best understood from the purpose of the present invention, structure and function, with reference to the accompanying drawing, bow to electric fan of the invention
It faces upward adjustment structure and does further detailed description.
As shown in Figs. 1-2, electric fan pitch regulation structure of the invention includes shell 2 and bracket 1, and shell 2 is mounted on branch
On frame 1, wherein shell 2 can be electric fan head housing, and for shell 2 for connecting electric fan head, bracket 1 can be with electric fan machine
Body is connected namely electric fan head is connected with electric fan fuselage by bracket 1.
As shown in Figure 3-4, bracket has support ring and handle ring, and head is mounted in the support ring, optionally, support
Ring and handle ring are u-shaped, and the both ends of the support ring are connected with the both ends of the handle ring respectively, so that it is vertical to form space
The bracket namely bracket 2 of body shape are stereoeffect, and support ring and handle ring are connected to form space closed annular.Bracket U-shaped
The angle of plane can design at an acute angle or obtuse angle where plane where shape support ring and U-shaped handle ring, to facilitate user
Handle ring mobile fan is grasped, to meet ergonomic designs requirement.
As illustrated in figs. 5-7, shell 2 is cylindrical, and the link position of shell 2 and bracket 1 is provided with pitch regulation component, bows
It faces upward and adjusts the link position pitching movement that component allows shell 2 around shell 2 and bracket 1.Above-mentioned pitch regulation component includes first
Limit sleeve component and the second limit sleeve component, the position that one end of shell 2 is connected with the first connecting pin of bracket 1 are provided with first
The link position of limit sleeve component, the second connection end of the other end and bracket 1 of shell 2 is provided with the second limit sleeve component.
As shown in figs. 2-9, one end of shell 2 is formed with the first connector, and the of the first connector of shell 2 and bracket 1
The link position of one connecting pin is provided with the first limit sleeve component.First limit sleeve component includes the first limit sleeve 3 and rotating missile
Property element, turnable elastic element can be torsional spring 5 and other have rotation recovery function turnable elastic elements, first limit
Set 3 is connected on the first connector of shell 2, and torsional spring 5 is connected on the first limit sleeve 3, and the of one end of torsional spring 5 and bracket 1
One connecting pin is connected, and the other end is connected with the first connector of shell 2.Shell 2 and bracket 1 are around junction relative rotational motion
In, 5 rotational deformation of torsional spring, to apply rotation restoring force to shell 2.
Above-mentioned first connector is in circular ring shape, and has the circular mounting hole 26 positioned at middle part, and the first limit sleeve 3 is in circle
Tubular, columnar first limit sleeve 3 are connected in the mounting hole 26 of 2 first connector of shell.
It is formed with the first torsional spring through-hole 32 on first limit sleeve 3, has been correspondingly formed on the first connector of shell 2 and first
The second torsional spring through-hole 24 that torsional spring through-hole 32 is aligned, it is logical that the first tail end 51 of torsional spring 5 passes through the first torsional spring on the first limit sleeve 3
Hole 32 is inserted into the second torsional spring through-hole 24 on 2 first connector of shell, to realize that torsional spring 5 is connected with shell 2.First limit sleeve
3 middle part is formed with annular flange 34, and torsional spring 5 is nested in the annular flange 34 of the first limit sleeve 3, thus with the first limit sleeve
3 are connected.
It is formed with screw pole 27,25 on first connector of shell 2, corresponding screw mistake is provided on the first limit sleeve 3
Hole 31,33, after the installation of the first limit sleeve 3, screw via hole 31,33 and screw pole 27,25 are aligned respectively, are limited using screw by first
Position set 3 is connected on the first connector of shell 2.
The middle part of first limit sleeve 3 is formed with annular flange 34, and the outer ledge of annular flange 34 is formed with positive stop lug boss
35, the first connecting pin of bracket 1 is provided with connecting hole 106 and torsional spring limit hole 103, and the inward flange of connecting hole 106 is provided with can
With the matched recess position 102 of positive stop lug boss 35, when the first limit sleeve 3 is installed on the first connecting pin of bracket 1, positive stop lug boss 35
With recess position 102 be aligned, and the second tail end 52 of torsional spring 5 pass through bracket 1 on torsional spring limit hole 103 and with bracket 1 first
Connecting pin is connected.In installation process, the annular flange 34 of the first limit sleeve 3 is first passed through into bracket first from the inside of bracket 1 and is connected
The connecting hole 106 at end is connect, while applying pretightning force to torsional spring 5, the torsional spring for making the second tail end 52 of torsional spring 5 pass through bracket 1 limits
Hole 103, and be connected with the first connecting pin of bracket 1.
As a result, in the first limit sleeve component, the side of the first limit sleeve 3 is connected with the first connector of shell 2, another
Side is connected with the first connecting pin of bracket 1, to allow shell 2 to rotate around the link position of shell 2 and bracket 1.Roll-shell 2,
Handpiece Location is adjusted, keeps the first connector of shell 2 and the first connecting pin of bracket 1 axially connecting and radial rotatable.
Such as Fig. 2-7, shown in 10-12, the other end of shell 2 is formed with the second connector, the second connector and branch of shell 2
The connected position of the second connection end of frame 1 is provided with the second limit sleeve component.
Second limit sleeve component includes the second limit sleeve 4, and one end of the second limit sleeve 4 is connect with shell 2, the other end and branch
The end of frame 1 is connected, to allow shell 2 to rotate around the link position of shell 2 and bracket 1.
It is provided with limiting slot 22 on second connector of shell 2, has on the second limit sleeve 4 and is matched with 22 shape of limiting slot
Limited post 42, limited post 42 be embedded in limiting slot 22 in, such as limited post 42 can from the outside of bracket 1 pass through bracket 1 second company
The through-hole 101 for connecing end is embedded in limiting slot 22.The diameter of the through-hole 101 of 1 second connection end of bracket is greater than the diameter of limited post 42,
Second limit sleeve 4 can pass through 2 pitch rotation of cooperation drive shell of limited post 42 and limiting slot 22.
There is limited post 42 special-shaped head 41 or irregular shape head 41, the second connection end of bracket to be formed with different
Shape limit hole 107, special-shaped head 41 and the shape of special-shaped limit hole 107 match, embeddable 1 end of bracket in special-shaped head 41
In special-shaped limit hole 107.
It is additionally provided with nut limit hole 28 on shell 2, nut 10, the inside of limited post 42 are installed in nut limit hole 28
It is formed with screwing through hole 43, through-hole 21 is provided on the second connector of shell 2, through-hole 21 is located in limiting slot 22 in figure
Portion.Screw 6 can sequentially pass through screwing through hole 43 on the second limit sleeve on the outside of 1 end of bracket, on 2 second connector of shell
Through-hole 21 and be fixedly connected with nut 10, so that shell 2 be connect with the second limit sleeve 4, thus the second connector of shell 2 with
It is axially connected between the second connection end of bracket 1, it radially can pitching rotation.
Second limit sleeve component further includes pitching location structure, pitching location structure include angle limit piece 7, collision bead 8 with
And elastic parts, angle limit piece 7 are mounted on the second connection end of bracket 1, the of shell 2 is arranged in collision bead 8 and elastic parts
On two connectors.Angle limit piece 7, collision bead 8 and elastic parts mating reaction can bow to electric fan pitch regulation structure
Face upward positioning.
It is provided with multiple location holes 75 on angle limit piece 7, is formed with mounting hole 23, bullet on the second connector of shell 2
Property component can be collision bead spring 9 and other straight line elastic elements, and collision bead spring 9 is nested in collision bead 8, and collision bead 8 is mounted on peace
It fills in hole 23.Collision bead 8 has head 82 and bar portion 81, and the head 82 of collision bead 8 is limited towards the inside of bracket 1, namely towards angle
The head 82 of bit slice 7, collision bead 8 can be inserted into any of multiple location holes 75 under the effect of the elastic force of collision bead spring 9, to electricity
Fan pitch regulation structure carries out pitching positioning.
The middle part of angle limit piece 7 is formed with perforation 71, and two sides are provided with fool proof buckle 72,73, the second connection of bracket 1
72,73 card slots 104,105 for matching connection can be buckled with fool proof by being provided on end, by fool proof buckle 72,73 and card slot 104,105
After being aligned respectively, pressing angle limit film 7 is to make angle limit piece 7 be connected in the second connection end of bracket 1.
In use, firmly pressing collision bead 8, the end face of the second connector of shell 2 is accessed to the second connection end of bracket 1,
The head 82 of collision bead is scheduled in the location hole 75 on angle limit piece 7 at this time, and pulling out collision bead 8 can make the head 82 of collision bead de-
Location hole 75 in digression degree limit film 7, furthermore the head 82 of collision bead may be designed as, in the mutual extrusion of angle limit piece 7
It is detached from from location hole 75 automatically under power effect.
In rotation process, the head 82 of collision bead can automatically insert determining for angle limit piece under the action of collision bead spring 9
In the hole 75 of position.In rotation process, under the action of collision bead spring 9, acted in the mutual extrusion power of angle limit piece 7 and collision bead 8
Under, collision bead 8 can be detached from from location hole 75 automatically.
As shown in figure 13, the outside of bracket 1 is also equipped with assembly parts, and assembly parts include rear assembly parts 13 and side assembly part
11,12.Side assembly part 11,12 is connected to the both sides of bracket 1 namely side assembly part 11,12 is connected to U-shaped branch
Two outside portions of pushing out ring, the bottom of U-shaped support ring can be connected (not shown) with electric fan supporting fuselage bar.Assembly parts afterwards
13 are installed on U-shaped handle ring.
In electric fan handgrips of the invention, the link position of shell 2 and bracket 1 be provided with the first limit sleeve component and
Second limit sleeve component, shell 2 are connected with electric fan head, and bracket 1 is connected with electric fan fuselage, and bracket 1 has handgrips.
On the one hand, bracket can be used as complete machine handle, improves user experience, and connect by bracket, avoids head and fuselage direct splicing
Offset is brought, appearance globality is increased, improves aesthetic feeling.On the other hand, pitch regulation structure is placed in bracket, by bracket and is bowed
Adjustment structure shared head weight is faced upward, the load of adjustment structure is reduced, the adjustment structure service life can be improved, increases nosepiston
Adjust stability.
It is appreciated that the present invention is described by some embodiments, and what those skilled in the art knew, it is not taking off
In the case where from the spirit and scope of the present invention, various changes or equivalence replacement can be carried out to these features and embodiment.Separately
Outside, under the teachings of the present invention, can modify to these features and embodiment with adapt to particular situation and material without
The spirit and scope of the present invention can be detached from.Therefore, the present invention is not limited to the particular embodiment disclosed, and is fallen with
Embodiment within the scope of claims hereof belong to the present invention protect in the range of.
Claims (17)
1. a kind of electric fan pitch regulation structure characterized by comprising
Shell is connected with electric fan head；
Bracket is connected with electric fan fuselage, and the shell is movably connected on bracket；And
Pitch regulation component is configured to allow for the shell and the bracket to relatively rotate around the link position of shell and bracket.
2. electric fan pitch regulation structure according to claim 1, which is characterized in that the bracket has supporting element, institute
Shell is stated to be mounted on the supporting element.
3. electric fan pitch regulation structure according to claim 1, which is characterized in that the bracket also has handle part.
4. electric fan pitch regulation structure according to claim 2 or 3, which is characterized in that the supporting element is support ring,
The handle part is handle ring.
5. electric fan pitch regulation structure according to claim 4, which is characterized in that the support ring and the handle ring
U-shaped, the both ends of the support ring are connected with the both ends of the handle ring respectively, to form the head of space multistory shape
Bracket.
6. electric fan pitch regulation structure according to claim 4, which is characterized in that be equipped with dress on the outside of the bracket
Accessory, the assembly parts include rear assembly parts and side assembly part, and side assembly part is connected with support ring, rear assembly parts and handle ring phase
Even.
7. electric fan pitch regulation structure according to claim 1, which is characterized in that the pitch regulation component setting exists
The link position of the bracket and the shell.
8. electric fan pitch regulation structure according to claim 1 or claim 7, which is characterized in that the pitch regulation component packet
The first limit sleeve component is included, the shell has the first connector, and the bracket has the first connecting pin, first connector
It is flexibly connected with first connecting pin.
9. electric fan pitch regulation structure according to claim 8, which is characterized in that the first limit sleeve component includes
Turnable elastic element, one end of turnable elastic element are connected with the first connecting pin of the bracket, and the first of the other end and shell
Connector is connected.
10. electric fan pitch regulation structure according to claim 9, which is characterized in that the first limit sleeve component is also
Including the first limit sleeve, the first limit sleeve is connected on the first connector of shell, and the turnable elastic element is mounted on first
On limit sleeve.
11. electric fan pitch regulation structure according to claim 8, which is characterized in that the pitch regulation component includes
Second limit sleeve component, the shell have the second connector, the bracket have second connection end, second connector with
The second connection end is flexibly connected.
12. electric fan pitch regulation structure according to claim 11, which is characterized in that the first limit sleeve component is set
The link position in first connector and first connecting pin is set, the second limit sleeve component is arranged described second
The link position of connector and the second connection end.
13. electric fan pitch regulation structure according to claim 12, which is characterized in that the second limit sleeve component includes the
Two limit sleeves, second limit sleeve are connected to be rotated by the second limit sleeve drive shell with shell.
14. electric fan pitch regulation structure according to claim 13, which is characterized in that the second connector of the shell
On be provided with limiting slot, have on the second limit sleeve and the matched limited post of the limit groove shape, limited post insertion institute
It states in limiting slot, the second limit sleeve is rotated by the cooperation drive shell of limited post and limiting slot.
15. electric fan pitch regulation structure according to claim 11, which is characterized in that the second limit sleeve component is also
Including pitching location structure, to carry out pitching positioning to the shell.
16. electric fan pitch regulation structure according to claim 15, which is characterized in that pitching location structure includes angle
Limit film and collision bead, the angle limit piece are mounted on the second connection end of bracket, and the second company of shell is arranged in the collision bead
On connector, angle limit on piece is provided with multiple location holes, and collision bead is inserted into the multiple location hole, to carry out to the shell
Pitching positioning.
17. a kind of electric fan, which is characterized in that including electric fan pitch regulation knot described in any one of claim 1-16
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910211077.6A CN109779937A (en) | 2019-03-20 | 2019-03-20 | A kind of electric fan pitch regulation structure and electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910211077.6A CN109779937A (en) | 2019-03-20 | 2019-03-20 | A kind of electric fan pitch regulation structure and electric fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109779937A true CN109779937A (en) | 2019-05-21 |
Family
ID=66489661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910211077.6A Pending CN109779937A (en) | 2019-03-20 | 2019-03-20 | A kind of electric fan pitch regulation structure and electric fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109779937A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109838409A (en) * | 2019-03-21 | 2019-06-04 | 珠海格力电器股份有限公司 | A kind of electric fan handgrips and electric fan |
| WO2021128487A1 (en) * | 2019-12-25 | 2021-07-01 | 广东美的环境电器制造有限公司 | Fan |
| CN109838409B (en) * | 2019-03-21 | 2024-06-25 | 珠海格力电器股份有限公司 | Electric fan handle structure and electric fan |
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| WO2018049566A1 (en) * | 2016-09-13 | 2018-03-22 | 沈建立 | Desktop fan |
| CN109236708A (en) * | 2018-11-26 | 2019-01-18 | 珠海格力电器股份有限公司 | Fan |
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| CN209925264U (en) * | 2019-03-20 | 2020-01-10 | 珠海格力电器股份有限公司 | Electric fan pitching adjusting structure and electric fan |
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| CN201292971Y (en) * | 2008-11-04 | 2009-08-19 | 美的集团有限公司 | Swing adjusting device of electric fan |
| CN205714848U (en) * | 2016-04-08 | 2016-11-23 | 慈溪市飞杰电器厂 | A kind of multi-functional electric fan |
| WO2018049566A1 (en) * | 2016-09-13 | 2018-03-22 | 沈建立 | Desktop fan |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109838409A (en) * | 2019-03-21 | 2019-06-04 | 珠海格力电器股份有限公司 | A kind of electric fan handgrips and electric fan |
| CN109838409B (en) * | 2019-03-21 | 2024-06-25 | 珠海格力电器股份有限公司 | Electric fan handle structure and electric fan |
| WO2021128487A1 (en) * | 2019-12-25 | 2021-07-01 | 广东美的环境电器制造有限公司 | Fan |
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| JP7489456B2 (en) | 2019-12-25 | 2024-05-23 | 広東美的環境電器制造有限公司 | Fan |
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