CN109209958B - Oscillating assembly and tower fan comprising same - Google Patents
Oscillating assembly and tower fan comprising same Download PDFInfo
- Publication number
- CN109209958B CN109209958B CN201811247887.9A CN201811247887A CN109209958B CN 109209958 B CN109209958 B CN 109209958B CN 201811247887 A CN201811247887 A CN 201811247887A CN 109209958 B CN109209958 B CN 109209958B
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- driven
- detection
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- assembly
- head
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- 238000001514 detection method Methods 0.000 claims abstract description 53
- 230000008859 change Effects 0.000 claims abstract description 9
- 230000001960 triggered effect Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 description 12
- 230000001681 protective effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/10—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air
- F04D25/105—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air by changing rotor axis direction, e.g. oscillating fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention discloses a head shaking assembly and a tower fan comprising the same. The oscillating assembly comprises a driving part, a driven part, a control part and a first detection part, wherein the driving part drives the driven part to reciprocate between a first position and a second position, the control part is used for sending a detection signal through the first detection part to control the driving part to drive the driven part to change the movement direction when the driven part moves to the first position, and the control part is also used for changing the movement direction again after the driven part after changing the movement direction moves for a preset stroke. The present invention provides a control unit for controlling a driving unit based on a detection signal of a first detection means by providing the first detection means and causing the first detection means to detect a movement position of a driven unit. The driving part is controlled through the cooperation of the first detection component and the control part, and the purpose of checking the movement stroke of the driving part can be achieved, so that the movement precision of the driving part is higher.
Description
Technical Field
The invention relates to the technical field of tower fans, in particular to a head shaking assembly and a tower fan comprising the head shaking assembly.
Background
At present, tower fan on the market, it goes out to shake the head structure and is mostly crank rocker mechanism, and it exists "dead point" in the operation in-process and causes the operation of shaking the head to it sweeps wind angle fixedly, and the air outlet exposes to influence the outward appearance and easily amass dust in the outward appearance, and tower fan does not have the counterpoint structure of shaking the head on the market simultaneously, leads to shaking the head error big, controls shaking the head and is not centered, all influences user experience. In addition, most of the existing tower fans stop the oscillating motion after being shut down, so that the air outlet is exposed, the inside of the tower fan is not easy to keep clean, and the appearance is influenced.
Disclosure of Invention
Accordingly, it is an object of the present invention to provide a swing assembly capable of detecting and controlling a rotation angle and a tower fan comprising the same.
In a first aspect, there is provided a head-shaking assembly comprising a drive portion and a driven portion, the drive portion driving the driven portion to reciprocate between a first position and a second position,
The oscillating assembly further comprises a control part and a first detection part, wherein the control part is used for sending a detection signal through the first detection part when the driven part moves to the first position to control the driving part to drive the driven part to change the moving direction, and the control part is also used for changing the moving direction again after the driven part with the changed moving direction moves for a preset stroke.
Preferably, the driving part includes a driving motor and a driving gear, and/or,
The driven portion is configured as a driven gear,
The driving gear is meshed with the driven gear.
Preferably, the oscillating assembly further comprises a second detection component, the driven part can trigger the second detection component, and when the second detection component is triggered, the control part controls the driving part to stop acting.
Preferably, the oscillating component is arranged on the base, a limiting structure is arranged on the driven part, a long limiting groove is arranged on the base, and the limiting structure can move in the limiting groove along the limiting groove.
Preferably, when the first detecting member is closed, the driven portion moves to a position where the second detecting member is located and triggers the second detecting member.
Preferably, the first detection means is a grating detection device, and/or,
The second detection component is a micro switch.
The second aspect provides a tower fan, including the wind channel subassembly, still include above-mentioned assembly of shaking head, the assembly of shaking head control wind channel subassembly rotates.
Preferably, the driven part is connected to the air duct assembly and drives the air duct assembly to rotate.
Preferably, a triggering part is arranged on the air duct assembly, and the triggering part triggers the first detection component when the driven part moves to the first position.
The third aspect provides a tower fan, is in including shell and setting wind channel subassembly in the shell, still includes above-mentioned head subassembly that shakes, the control of head subassembly wind channel subassembly is relative the shell rotates, be provided with first air outlet on the shell, be provided with the second air outlet on the wind channel subassembly, when driven part triggers the second detects the part, first air outlet with the second air outlet staggers completely.
The first detection component is arranged, so that the first detection component detects the movement position of the driven part, and the control part controls the driving part according to the detection signal of the first detection component. The driving part is controlled through the cooperation of the first detection component and the control part, and the purpose of checking the movement stroke of the driving part can be achieved, so that the movement precision of the driving part is higher.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of embodiments of the present invention with reference to the accompanying drawings, in which:
FIG. 1 shows a schematic diagram of a head-shaking assembly provided by the present invention;
FIG. 2 shows a schematic structural view of a first side of a base;
fig. 3 shows a schematic structural view of the driven part;
fig. 4 shows a schematic structural view of the first detecting member;
FIG. 5 shows a schematic structural view of the second face of the base;
Fig. 6 shows a schematic structural diagram of the second detecting member;
fig. 7 shows a schematic bottom structural view of the air duct assembly.
Detailed Description
The present invention is described below based on examples, but the present invention is not limited to only these examples. It will be appreciated by those of ordinary skill in the art that the drawings provided herein are for illustrative purposes and that the drawings are not necessarily drawn to scale.
Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, it is the meaning of "including but not limited to".
In the description of the present invention, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
The oscillating component provided by the invention is used for controlling equipment such as fans, particularly tower fans and the like to realize oscillating motion within a certain angle so as to enlarge the air outlet range of the equipment.
As shown in fig. 1, the oscillating assembly comprises a base 1, and a driving part 2, a driven part 3, a first detecting component 4 and a second detecting component 5 which are arranged on the base 1, wherein the driving part 2 is used for driving the driven part 3 to reciprocate between a first position and a second position. The first detecting means 4 is arranged to detect the position of the movement of the driven part 3, the first detecting means 4 being able to be triggered when the driven part 3 moves to a first position. And a control part (not shown) for controlling the driving part 2 and controlling the driving part 2 to change a moving direction when the driven part 3 moves to the first position and the second position, that is, controlling the driving part 2 to change the moving direction to the second position when the driven part 3 moves to the first position, and controlling the driving part 2 to change the moving direction to the first position when the driven part 3 moves to the second position. Preferably, the driven part 3 moves to the second position with a predetermined stroke, which may be, for example, a predetermined angle, or a predetermined number of steps of operation of the driving part 2 (described in detail below).
The driving part 2 includes a driving gear 21 and a driving motor (not shown in the drawing), the driving gear 21 is connected to an output shaft of the driving motor, so that the driving motor may rotate the driving gear 21, and preferably, the driving motor is configured as a stepping motor, and the driving motor is fixedly mounted on the base 1. Preferably, the driving part 2 further includes a protection structure 22, and the protection structure 22 protects the driving gear 21 from the rotation of the driving gear 21. Specifically, the guard structure 22 is preferably configured as a hood-like structure, the guard structure 22 is connected to the base 1, and the guard structure 22 houses at least part of the driving gear 21 within the guard structure 22, preferably, in this embodiment, the guard structure 22 is configured as a hood-like structure that is shape-fitted with the driving gear 21, including a body 221 and a connecting portion 222, the body 221 is configured as a hood-like structure including a flat plate-like bottom wall and a cylindrical side wall, the connecting portion 222 is provided on the side wall at a position distant from the bottom wall, and the guard structure 22 is fixed to the base 1 by the connecting portion 222, preferably, by a screw or a snap-in or the like structure. A notch is formed on a sidewall of the body 221, and a part of the structure of the driving gear 21 can be protruded to the outside of the body 221 through the notch, so that the driving gear 21 can drive the driven part 3 to move. Preferably, a positioning structure is provided on the bottom wall of the body 221, a positioning hole is provided on the surface, away from the driving motor, of the driving gear 21, the positioning hole is located at the rotation center of the driving gear 21, and the axis of the positioning hole is collinear with the axis of the driving shaft of the driving motor. After the protective structure 22 is installed, the positioning structure on the bottom wall of the body 221 can extend into the positioning hole on the driving gear 21. When the protective structure 22 is installed, the positioning structure plays a role in positioning the installation of the protective structure 22, and when the driving gear 21 rotates, the positioning structure plays a role in supporting the driving gear 21, so that the driving gear 21 rotates more stably.
As shown in fig. 2, a driving installation groove 11 is formed on a first surface of the base 1, the driving installation groove 11 is used for being matched with the installation of the driving part 2, specifically, a driving motor of the driving part 2 is embedded into the driving installation groove 11, the driving gear 21 is located outside the driving installation groove 11, and the protecting part 22 is covered on the driving installation groove 11 and covers the driving gear 21 inside. The first surface of the base 1 is also provided with a driven positioning structure 12, and the driven positioning structure 12 is used for positioning and supporting the driven part 3.
As shown in fig. 3, the driven portion 3 is configured as a gear, and the driven portion 3 is engaged with the driving gear 21 and rotates with the driving gear 21. The driven part 3 is provided with a first mounting structure 31 extending along the axis thereof, the first mounting structure 31 is matched with the driven positioning structure 12, preferably, the first mounting structure 31 is constructed as a tubular structure, correspondingly, the driven positioning structure 12 is constructed as a rod-shaped structure, when the driven part 3 is mounted on the base 1, the driven positioning structure 12 is inserted into the first mounting structure 31 and forms a small clearance fit, so that the driven positioning structure 12 is used as a rotating shaft of the driven part 3, the driven part 3 is mounted and positioned, and the rotation of the driven part 3 is supported. Or in another embodiment, the first mounting structure 31 may be configured as a rod-shaped structure, and correspondingly, the driven positioning structure 12 is configured as a tubular structure, and the first mounting structure 31 can be inserted into the driven positioning structure 12, where the driven positioning structure 12 can also position the mounting of the driven portion 3 and support the rotation of the driven portion 3.
As shown in fig. 2 and 3, a limit structure 32 is disposed on a side of the driven portion 3, which is close to the base 1, correspondingly, a limit groove 13 is disposed on a first surface of the base 1, when the driven portion 3 is mounted on the base 1, the limit structure 32 is located in the limit groove 13, and the limit structure 32 and the limit groove 13 cooperate to limit the rotation of the driven portion 3, so that the overlarge rotation angle of the driven portion 3 is avoided. The limiting structure 32 is preferably configured as a columnar structure, and the axis of the limiting structure 32 is parallel to the axis of the first mounting inner structure 31. The limiting groove 13 is configured as an arc-shaped groove, the limiting structure 32 can extend into the limiting groove 13 and slide in the limiting groove 13, and the first end and the second end of the limiting groove 13 in the extending direction limit the limiting structure 32.
Preferably, the driven part 3 is further provided with other mounting structures for connecting the driven part 3 with related components, for example, the driven part 3 is further provided with a second mounting structure 33, the second mounting structure 33 is used for positioning and connecting the driven part 3, and preferably, the second mounting structure 33 is configured as a through hole formed along a direction parallel to an axial direction of the driven part 3.
As shown in fig. 2 and 4, the base 1 is provided with a first detection installation portion 14, the first detection installation portion 14 is used for installing the first detection component 4, the first detection installation portion 14 includes a groove, a supporting rib 141 is disposed on a wall of the groove, and the supporting rib 141 supports the first detection component 4. The first detecting and mounting part 14 further includes a first positioning column 142, and the first positioning column 142 positions the mounting of the first detecting member 4. The first detecting and mounting portion 14 further includes a first hook 144 and a first threaded hole 143, and the first detecting component 4 is mounted in a matched manner through clamping and screw connection.
As shown in fig. 4, the first detecting member 4 includes a mounting plate 41 and a detecting portion 42, the mounting plate 41 is used for mounting the first detecting member 4, the mounting plate 41 is supported by the supporting rib 141, and the mounting plate 41 is clamped by the first clamping hook 144. The detecting portion 42 is configured to detect a movement position of the driven portion 3 and/or a member connected to the driven portion 3 so as to directly or indirectly detect a movement of the driven portion 3. The mounting plate 41 is provided with a first hole 411 and a second hole 412, the first hole 411 is used for being matched with the first positioning column 142 to position the mounting of the first detection component 4, and the second hole 412 corresponds to the first threaded hole 143 and is matched with a screw to mount. Preferably, the first detecting component 4 is a grating detecting device for directly or indirectly detecting the motion of the driven portion 3, or the first detecting component 4 may also be a component for detecting a position by using an optocoupler, infrared, or the like.
As shown in fig. 5, a second detection mounting portion 15 is provided on the second surface of the base 1, and the second detection mounting portion 15 is used for mounting the second detection member 5. The second detection installation portion 15 includes a second positioning column 151, a second hook 152 and a second threaded hole 153, the second positioning column 151 positions the installation of the second detection component 5, and the second detection component 5 is installed in a matched manner through clamping and screw connection.
As shown in fig. 6, the second detecting member 5 includes a fixing portion 51 and a touch portion 52, and the fixing portion 51 is engaged with the second detecting mounting portion 15, so that the second detecting member 5 is fixedly mounted on the base 1. The touch portion 52 can be touched by the driven portion 3 to perform a setting action, specifically, in this embodiment, the second detecting component 5 is a micro switch, the touch portion 52 is a spring, the touch portion 52 can extend into the limiting slot 13, and when the limiting structure 32 moves to a specific position, for example, to the first end or the second end of the limiting slot 13, the touch portion 52 can be touched to make the second detecting component 5 act, and preferably, the second detecting component 5 may also be a component for detecting a position by using an optocoupler, infrared, etc. Preferably, the second detecting member 5 is disposed near the first end of the limit groove 13, and contacts the trigger 52 when the limit structure 32 moves to the first end of the limit groove 13. Preferably, the first position is located away from the second detecting member 5, i.e. away from the first end of the limiting groove 13, and the second position is located close to the second detecting member 5, and a certain distance is provided between the second position and the second detecting member 5.
The invention also provides a tower fan, as shown in fig. 7, which comprises an air duct assembly 6 and a shell, wherein a first air outlet is arranged on the shell, a second air outlet is arranged on the air duct assembly 6, an air outlet grille 61 is formed at the second air outlet, and the air outlet grille 61 can guide air blown out from the air outlet so as to change the air outlet direction.
The bottom of the air duct assembly 6 is provided with a connecting portion 62, the connecting portion 62 is used for being connected with the driven portion 3, the driven portion 3 is fixedly connected to the connecting portion 62, and the driven portion 3 can drive the air duct bottom shell assembly 6 to rotate. Preferably, the connecting portion 62 includes a first connecting structure 621, the first connecting structure 621 is preferably configured as a threaded hole, and the second mounting structure 33 on the driven portion 3 can be connected to the first connecting structure 621 by screw-fitting. Further, the connecting portion 62 further includes a second connecting structure 622, where the second connecting structure 622 can cooperate with the second mounting structure 33 on the driven portion 3 to form a limit fit, so that the driven portion 3 and the air duct assembly 6 cannot rotate relatively.
The bottom of the air duct assembly 6 is further provided with a baffle 63, and when the housing assembly 6 rotates, and the driven part 3 rotates to the first position, the baffle 63 can pass through the position of the first detection part 4 and enable the first detection part 4 to act. Specifically, the first detecting member 4 is a grating detecting device, the detecting portion 42 is a U-shaped block, the shutter 63 is capable of passing through a recess of the U-shaped block, and when the shutter 63 rotates in a first direction (a direction from a second position to the first position) and passes through the detecting portion 42, the first detecting member 4 is triggered, the first detecting member 4 sends a feedback signal to the control portion, the control portion controls the driving portion 2 to change a rotation direction so that the air duct assembly 6 and the driven portion 3 rotate in the second direction (a direction from the first position to the second position), and the driven portion 3 rotates in the second direction by a predetermined angle with the rotation of the driving motor by a predetermined number of steps, preferably, the predetermined angle is 50 ° to 70 ° with the first position as a starting point, and then changes a rotation direction again in the first direction, thereby achieving an angle that the driven portion 3 can be rotated for checking each reciprocation, and ensuring the same rotation accuracy of the driven portion 3 in each rotation direction. Preferably, the first detecting member 4 is disposed near the first end of the limit groove 13 with a certain distance from the first end.
Preferably, when the first detecting member 4 stops working and the driving portion 2 and the second detecting member 5 continue working and when the driving portion 2 drives the driven portion 3 to rotate, so that the limiting structure 32 contacts with the touch portion 52 when moving to the first end of the limiting groove 13, the second detecting member 5 sends a feedback signal to the control portion, and the control portion controls the driving portion 2 to stop working, at this time, the air outlet grille 61 (i.e. the second air outlet) on the air duct assembly 6 is completely staggered with the first air outlet, and the air duct assembly 6 can seal the first air outlet to avoid dust and the like from entering the air duct. Preferably, when the tower fan is turned off, the driving part 2 drives the driven part 3 to move to the position of the second detecting part 5, and triggers the second detecting part 5. For example, when the tower fan is turned off, the driven part 3 moves in the second direction and continues to move in the second direction, and when the tower fan is turned off, the driven part 3 moves in the first direction, the driving part 2 controls the driven part 3 to change the moving direction, move in the second direction and move to the position of the second position detecting part 5, and the second position detecting part 5 is triggered.
The oscillating assembly provided by the invention is driven by the gear, so that the rotation is smoother, and the phenomenon of jamming can not occur. And the rotation of the driven part is detected through the arrangement of a plurality of detection components, so that the accuracy of the movement of the driven part is ensured. And can make the drive part stop in the position that sets for always when stopping down through the cooperation of detecting element to make the wind channel subassembly carry out the shutoff to the air outlet of tower fan when closing down when shaking head subassembly and controlling the tower fan.
It is easy to understand by those skilled in the art that the above preferred embodiments can be freely combined and overlapped without conflict.
It will be understood that the above-described embodiments are merely illustrative and not restrictive, and that all obvious or equivalent modifications and substitutions to the details given above may be made by those skilled in the art without departing from the underlying principles of the invention, are intended to be included within the scope of the appended claims.
Claims (7)
1. A head shaking assembly is characterized by comprising a driving part and a driven part, wherein the driving part drives the driven part to reciprocate between a first position and a second position,
The oscillating assembly further comprises a control part and a first detection part, wherein the first detection part is used for detecting the movement position of the driven part, and when the driven part moves to a first position, the first detection part can be triggered; the control part is used for sending a detection signal through the first detection component when the driven part moves to the first position to control the driving part to drive the driven part to change the movement direction, and the control part is also used for changing the movement direction again after the driven part with the changed movement direction moves for a preset stroke, so that the rotation angle of the driven part can be checked every time the driven part reciprocates;
The head shaking assembly further comprises a second detection component, the driven part can trigger the second detection component, and when the second detection component is triggered, the control part controls the driving part to stop acting;
when the first detection component is closed, the driven part moves to the position where the second detection component is located and triggers the second detection component;
the first detection component is a grating detection device and/or the second detection component is a micro switch.
2. The head assembly of claim 1, wherein the drive portion comprises a drive motor and a drive gear, and/or,
The driven portion is configured as a driven gear,
The driving gear is meshed with the driven gear.
3. The head-shaking assembly according to claim 1, wherein the head-shaking assembly is arranged on a base, a limiting structure is arranged on the driven part, a limiting groove is arranged on the base, and the limiting structure can move in the limiting groove along the limiting groove.
4. A tower fan comprising an air duct assembly, and further comprising a head assembly according to any one of claims 1-3, said head assembly controlling rotation of said air duct assembly.
5. The tower fan of claim 4, wherein the driven portion is coupled to the duct assembly and rotates the duct assembly.
6. The tower fan of claim 5, wherein the air duct assembly is provided with a trigger that triggers the first detection member when the driven portion moves to the first position.
7. The utility model provides a tower fan, includes the shell and sets up wind channel subassembly in the shell, its characterized in that still includes one of claims 1-3 the subassembly of shaking head, the subassembly control of shaking head wind channel subassembly is relative the shell rotates, be provided with first air outlet on the shell, be provided with the second air outlet on the wind channel subassembly, when driven part triggers the second detects the part, first air outlet with the second air outlet staggers completely.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811247887.9A CN109209958B (en) | 2018-10-25 | 2018-10-25 | Oscillating assembly and tower fan comprising same |
| PCT/CN2019/097278 WO2020082825A1 (en) | 2018-10-25 | 2019-07-23 | Head shaking assembly and tower fan comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811247887.9A CN109209958B (en) | 2018-10-25 | 2018-10-25 | Oscillating assembly and tower fan comprising same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109209958A CN109209958A (en) | 2019-01-15 |
| CN109209958B true CN109209958B (en) | 2024-06-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811247887.9A Active CN109209958B (en) | 2018-10-25 | 2018-10-25 | Oscillating assembly and tower fan comprising same |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109209958B (en) |
| WO (1) | WO2020082825A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209958B (en) * | 2018-10-25 | 2024-06-21 | 珠海格力电器股份有限公司 | Oscillating assembly and tower fan comprising same |
| CN110762035A (en) * | 2019-10-12 | 2020-02-07 | 珠海格力电器股份有限公司 | Centrifugal fan with adjustable air-out direction |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202048623U (en) * | 2011-05-10 | 2011-11-23 | 俞小芳 | Head oscillating mechanism for warmer |
| WO2017041728A1 (en) * | 2015-09-11 | 2017-03-16 | 珠海格力电器股份有限公司 | Floor-standing air conditioner and usage method thereof |
| CN209244897U (en) * | 2018-10-25 | 2019-08-13 | 珠海格力电器股份有限公司 | Shake the head component and including its tower fan |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7217098B2 (en) * | 2003-12-03 | 2007-05-15 | Seville Classics, Inc. | Tower fan assembly |
| GB2535223B (en) * | 2015-02-13 | 2019-01-23 | Dyson Technology Ltd | A fan assembly comprising a filter supported on a seat of an upper body section |
| CN105909543B (en) * | 2016-05-04 | 2018-09-07 | 广东美的环境电器制造有限公司 | The oscillating mechanism and household electrical appliance of household electrical appliance |
| CN206592319U (en) * | 2016-12-30 | 2017-10-27 | 广东美的环境电器制造有限公司 | Fan |
| CN109209958B (en) * | 2018-10-25 | 2024-06-21 | 珠海格力电器股份有限公司 | Oscillating assembly and tower fan comprising same |
-
2018
- 2018-10-25 CN CN201811247887.9A patent/CN109209958B/en active Active
-
2019
- 2019-07-23 WO PCT/CN2019/097278 patent/WO2020082825A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202048623U (en) * | 2011-05-10 | 2011-11-23 | 俞小芳 | Head oscillating mechanism for warmer |
| WO2017041728A1 (en) * | 2015-09-11 | 2017-03-16 | 珠海格力电器股份有限公司 | Floor-standing air conditioner and usage method thereof |
| CN209244897U (en) * | 2018-10-25 | 2019-08-13 | 珠海格力电器股份有限公司 | Shake the head component and including its tower fan |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109209958A (en) | 2019-01-15 |
| WO2020082825A1 (en) | 2020-04-30 |
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