CN107237771A - Fan head assembly and fan - Google Patents
Fan head assembly and fan Download PDFInfo
- Publication number
- CN107237771A CN107237771A CN201710637448.8A CN201710637448A CN107237771A CN 107237771 A CN107237771 A CN 107237771A CN 201710637448 A CN201710637448 A CN 201710637448A CN 107237771 A CN107237771 A CN 107237771A
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- Prior art keywords
- fan
- stator
- motor
- head assembly
- housing
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- 230000007246 mechanism Effects 0.000 claims abstract description 87
- 230000033001 locomotion Effects 0.000 claims abstract description 43
- 230000003068 static effect Effects 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 27
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 241000883990 Flabellum Species 0.000 abstract description 10
- 230000009286 beneficial effect Effects 0.000 abstract description 7
- 230000004069 differentiation Effects 0.000 abstract description 3
- 239000007787 solid Substances 0.000 abstract 1
- 238000013016 damping Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 8
- 230000010355 oscillation Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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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
- 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
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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
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
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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
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention is applied to household appliance technical field, disclose fan head assembly and fan, wherein, fanning head assembly includes fan head main body and the cycloidal mechanism for driving fan head main body swing, fan head main body includes fan housing, the flabellum in fan housing and is connected to drive the first motor of flabellum rotary motion with flabellum, first motor includes the relative static stator of fan housing and the rotor for being connected and being connected with flabellum geo-stationary with stator rotation, fan housing and/or stator connection cycloidal mechanism.The present invention sets up a cycloidal mechanism while driving fan housing, the first motor and flabellum to be rotated and swung in fan head assembly so that entirely fanning head main body can space multistory is shaken the head in the case where same actuating unit drives function.Further, since fan housing and flabellum are to carry out solid swing campaign together, so, cruel dazzle feels full when product is operated, the problem of serious existing fan product homogeneity, no differentiation attraction are solved well, beneficial to the sales promotion of product.
Description
Technical Field
The invention relates to the field of household appliances, in particular to a fan head assembly and a fan with the same.
Background
The oscillating mode of the fan in the prior art is roughly as follows: one is automatic left-right shaking and manual up-down shaking; one is automatic up-and-down shaking and manual left-and-right shaking; one is automatic left and right shaking and automatic up and down shaking combined shaking. The oscillating modes of the existing fan have the following defects in specific application:
1) each head shaking mode is combined simply and singly by a single plane head shaking mode, spatial three-dimensional head shaking is not really realized, the product homogeneity is serious, no differentiated selling point exists, and the popularization and the sale of the product are not facilitated; in addition, because the motion track of the single-plane oscillating head is linear reciprocating motion, the oscillating head stops easily at the reversing position.
2) Each group of single-plane oscillating modes are realized by driving a group of transmission mechanisms by a motor, such as a synchronous motor driving four-bar mechanism or a stepping motor/reversible motor driving gear meshing mechanism; the structure is complex, the combined three-dimensional oscillating head has high technical difficulty, the production and the manufacture are difficult, and the investment cost is high.
Disclosure of Invention
The invention aims to provide a fan head assembly, which aims to solve the technical problems that the existing fan head shaking mode is combined simply by a single plane head shaking mode, so that the product homogeneity is serious, and no differentiated selling points exist.
In order to achieve the purpose, the invention provides the following scheme: fan head subassembly, including fan head main part and be used for the drive the mechanism is swung soon of fan head main part swing, fan head main part includes the fan housing, locates flabellum in the fan housing and with the flabellum is connected in order to be used for the drive flabellum rotary motion's first motor, first motor is including relative the static stator of fan housing and with the stator rotate connect and with the rotor that the flabellum is static relatively is connected, the fan housing and/or the stator is connected the mechanism is swung soon.
Optionally, the swing mechanism includes a fixing member, a second motor assembled on the fixing member, and a swing transmission pair in transmission connection with the second motor, and the wind shield and/or the stator are connected to the swing transmission pair.
Optionally, the second motor has an output shaft, the swing transmission pair includes a cam assembled on the output shaft, a connecting sleeve sleeved on the cam, a connecting rod connected with the connecting sleeve, and a universal spherical hinge structure sleeved on the connecting rod and connected with the fixing member, and the fan housing and/or the stator is connected with the connecting rod.
Optionally, the cam is an eccentric wheel, the central axis of the connecting rod and the central axis of the output shaft have an included angle a, and the included angle a satisfies the relationship: a is more than 0 degree and less than or equal to 30 degrees.
Optionally, a is 5 ° ± 3 °.
Optionally, the universal ball hinge structure includes a universal ball sleeve connected to the fixing member, a universal ball head sleeved on the connecting rod and penetrating through the universal ball sleeve, and a ball head fixing cover sleeved on one end of the universal ball head and connected to the universal ball sleeve.
Optionally, the connecting rod includes a first rod body and a second rod body having an outer diameter smaller than that of the first rod body, an end portion of the first rod body, which is far away from the second rod body, is sleeved on the connecting sleeve, the universal spherical hinge structure is sleeved on the second rod body, and the fan housing and/or the stator is connected to the second rod body; and/or the presence of a gas in the atmosphere,
the connecting rod is of a hollow structure.
Optionally, the fixing member includes a fixing base and a mounting bracket, the second motor is connected to one end of the mounting bracket, and the universal ball hinge structure and the fixing base are both connected to the other end of the mounting bracket.
Optionally, the installing support include with the first support arm that the second motor is connected, with the second support arm and the both ends that first support arm interval set up relatively are connected respectively first support arm one end with the linking arm of second support arm one end, universal spherical hinge structure with fixed baseplate all with the second support arm is connected, the connecting rod with the position that the adapter sleeve is connected the cam with the adapter sleeve all is located first support arm with between the second support arm.
Optionally, the fixing member further comprises a housing, and the second motor and the mounting bracket are both housed in the housing.
Optionally, the fixing member further includes a vibration damping pad, and the vibration damping pad includes a first vibration damping portion disposed between the mounting bracket and the fixing base, a second vibration damping portion disposed between the mounting bracket and the universal spherical hinge structure, and a third vibration damping portion extending and abutting against the inner side wall of the housing.
Optionally, the first motor is installed in the fan housing, the fan housing is connected to the swing mechanism, and the stator is connected to the fan housing; or,
the first motor is arranged in the fan cover, and the fan cover and the stator are both connected with the rotary swing mechanism; or,
the first motor is arranged outside the fan cover, and the fan cover and the stator are both connected with the rotary swing mechanism; or,
the first motor is installed outside the fan cover, the stator is connected with the rotary swing mechanism, and the fan cover is connected with the stator.
Optionally, the wind shield includes a main housing, a front net assembled at one end of the main housing, and a rear net assembled at the other end of the main housing, and the rear net is connected to the stator and/or the swing mechanism.
The second objective of the present invention is to provide a fan, which includes the above-mentioned fan head assembly and a base assembly connected to the fan head assembly, wherein the swing mechanism is mounted on the base assembly.
Optionally, the base subassembly include the base body and install in order to be used for the drive on the base body the mechanism of shaking the head of the reciprocal rotation of fan head subassembly, swing the mechanism connection soon the mechanism of shaking the head.
Optionally, the fan is a floor fan or a table fan or a floor fan or a wall fan.
According to the fan head assembly and the fan provided by the invention, the fan head main body is driven to perform rotary swing motion by additionally arranging the rotary swing mechanism on the fan head assembly, the rotary swing mechanism is connected with the fan cover and/or the stator, the stator and the fan cover are designed to be in a relatively static mode, and the rotor is designed to be in a relatively static mode with the fan blades, so that the fan blades can be normally driven by the first motor to rotate and blow, the rotary swing mechanism can simultaneously drive the fan cover, the first motor and the fan blades to rotate and swing, the whole fan head main body can realize the combination of two swing modes under the drive of the same power mechanism, the fan head main body further realizes the spatial three-dimensional swing function, the air supply area is effectively expanded, the rotary output of the wind direction is realized, and the output wind sense is softer and more natural. Because the swing motion track of the fan head main body is a three-dimensional continuous circumferential closed track, the problem that the fan head main body stops at a reversing position when linearly reciprocating in a single plane similar to the existing fan does not occur, and the fan head main body has lower cost and more reliable motion compared with the existing conventional up-down left-right automatic head-shaking fan. In addition, the fan cover and the fan blades perform three-dimensional rotary swing movement together, so that the product is cool and dazzling during operation, the problems of serious homogeneity and no differentiated selling points of the existing fan products are well solved, and the popularization and the sale of the product are facilitated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is an exploded perspective view of a fan head assembly according to an embodiment of the present invention;
FIG. 2 is a sectional view of a fan head assembly according to an embodiment of the present invention;
fig. 3 is an exploded perspective view of a swing mechanism according to an embodiment of the present invention;
fig. 4 is an exploded perspective view of a fan head body according to an embodiment of the present invention;
fig. 5 is an exploded perspective view of a fan according to an embodiment of the present invention;
fig. 6 is a schematic view of a swinging motion of a fan head assembly according to an embodiment of the present invention.
The reference numbers illustrate:
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1 to 6, a fan head assembly 100 provided by an embodiment of the present invention includes a fan head main body 1 and a swing mechanism 2 for driving the fan head main body 1 to rotate, the fan head main body 1 includes a fan housing 11, fan blades 12 disposed in the fan housing 11, and a first motor 13 connected to the fan blades 12 for driving the fan blades 12 to rotate, the first motor 13 includes a stator 131 stationary with respect to the fan housing 11 and a rotor 132 rotatably connected to the stator 131 and stationary with respect to the fan blades 12, and the fan housing 11 and/or the stator 131 is connected to the swing mechanism 2.
Specifically, the relative rest of the stator 131 and the wind shield 11 means: when the fan is running, no relative movement is generated between the stator 131 and the fan housing 11. Rotor 132 is stationary relative to fan blades 12 as follows: when the fan is running, no relative movement occurs between the rotor 132 and the fan blades 12. The fan housing 11 and/or the stator 131 are connected with the rotary swing mechanism 2 and comprise the following forms: in the first form, the fan housing 11 and the rotary swing mechanism 2 have a direct connection relationship, and the stator 131 and the rotary swing mechanism 2 do not have a direct connection relationship; in the second form, the fan housing 11 and the rotary swing mechanism 2 are not directly connected, and the stator 131 and the rotary swing mechanism 2 are directly connected; in the third form, the wind shield 11 and the stator 131 are directly connected to the swing mechanism 2. Since the fan housing 11 and the stator 131 are in a relatively stationary relationship, the swing mechanism 2 can simultaneously drive the fan housing 11, the fan blades 12, and the first motor 13 to swing together. The rotary swing motion is a spatial three-dimensional motion, and is specifically a combined motion of rotation and swing. In the fan head assembly 100 provided by the embodiment of the invention, the first motor 13 can normally drive the fan blades 12 to rotate for blowing, and the rotary swing mechanism 2 can simultaneously drive the fan cover 11, the first motor 13 and the fan blades 12 to rotate and swing, so that the whole fan head main body 1 can realize the combination of two swing modes under the drive of the same power mechanism, further the fan head main body 1 realizes the spatial three-dimensional swing function, the air supply area range of the fan is effectively expanded, the rotary output of the wind direction is realized, and the output wind sense of the fan is softer and more natural. In addition, the fan housing 11 and the fan blades 12 perform three-dimensional rotary swing movement together, so that the product is very cool and dazzling during operation, the problems of serious homogeneity and no differentiated selling points of the existing fan products are well solved, and the popularization and the sale of the product are facilitated.
Preferably, as shown in fig. 1 to 3, the first motor 13 is installed in the wind shield 11, the wind shield 11 is connected to the swing mechanism 2, and the stator 131 is connected to the wind shield 11. In this scheme, the wind shield 11 and the rotary swing mechanism 2 have a direct connection relationship, the stator 131 and the rotary swing mechanism 2 do not have a direct connection relationship, and the stator 131 is connected to the wind shield 11, so that the design requirement that the stator 131 and the wind shield 11 are relatively static is met, and the design requirement that the stator 131 and the wind shield 11 can rotate and swing together under the driving of the rotary swing mechanism 2 is met.
Preferably, as shown in fig. 1, 2 and 4, the stator 131 is connected to the fan housing 11 through a connecting bracket 14, which facilitates to meet the assembly requirements of different first motors 13 and the fan housing 11 through the flexible design of the connecting bracket 14, thereby facilitating to simplify the installation structure of the first motors 13 and the fan housing 11. Of course, as an alternative, the stator 131 may be designed to be directly connected to the wind shield 11 without the connecting bracket 14.
Preferably, as shown in fig. 1, 2 and 4, the wind cowl 11 includes a main casing 111, a front net 112 mounted at one end of the main casing 111, and a rear net 113 mounted at the other end of the main casing 111, and the rear net 113 connects the stator 131 and the swing mechanism 2. The fan blades 12 and the first motor 13 are accommodated in a cavity formed by the main housing 111, the front net 112 and the rear net 113. The front screen 112 is the air outlet side of the fan head body 1, and the rear screen 113 is the air outlet side of the fan head body 1. In this embodiment, the stator 131 is connected to the rear net 113 by the connecting bracket 14; of course, the stator 131 may be directly connected to the rear mesh 113 in a specific application.
Preferably, referring to fig. 1 to 3, the swing mechanism 2 includes a fixing member 21, a second motor 22 assembled on the fixing member 21, and a swing transmission pair 23 in transmission connection with the second motor 22, and the wind shield 11 is connected to the swing transmission pair 23. The second motor 22 is used for providing power for the rotation and swing motion of the fan head main body 1; the rotary pendulum transmission pair 23 can generate rotary pendulum motion under the driving of the second motor 22, and can drive the fan housing 11 connected therewith to perform rotary pendulum motion together, while the rotary pendulum motion of the fan housing 11 can drive the first motor 13 connected therewith to perform rotary pendulum motion together, and the rotary pendulum motion of the first motor 13 can further drive the fan blades 12 connected therewith to perform rotary pendulum motion together, thereby achieving the effect of driving the fan housing 11, the first motor 13, and the fan blades 12 to perform rotary pendulum motion together by the rotary pendulum mechanism 2.
Preferably, referring to fig. 1 to 3, the second motor 22 has an output shaft 221, the swing transmission pair 23 includes a cam 231 assembled on the output shaft 221, a connecting sleeve 232 sleeved on the cam 231, a connecting rod 233 connected with the connecting sleeve 232, and a universal ball hinge structure 234 sleeved on the connecting rod 233 and connected with the fixing member 21, and the wind shield 11 is connected with the connecting rod 233. The cam 231 is mainly used for converting the rotary power output by the output shaft 221 into rotary and oscillating motion; the connecting sleeve 232 is mainly used for connecting the cam 231 with the connecting rod 233; the connecting rod 233 is mainly used for transmitting the swinging motion of the cam 231 to the fan head main body 1, so that the fan head main body 1 can realize a three-dimensional swinging effect; the universal ball hinge structure 234 is mainly used to provide a supporting point for the swinging motion of the connecting rod 233, so as to fully ensure the stability of the swinging motion of the connecting rod 233 and the fan head main body 1.
Preferably, the cam 231 is an eccentric wheel, and the connecting rod 233 and the fan head body 1 can make a three-dimensional conical motion relative to the output shaft 221 of the second motor 22 under the driving of the cam 231, so that the fan head body 1 can realize a three-dimensional swinging effect. Specifically, in the fan head assembly 100 provided in this embodiment, under the driving of the second motor 22, the swing transmission pair 23 can make a three-dimensional conical motion around the output shaft 221 of the second motor 22, and since the fan head main body 1 is connected to the swing transmission pair 23, the fan head main body 1 can make a three-dimensional conical motion along with the swing transmission pair 23, so that the fan head main body 1 makes an outward-rotation conical motion relative to the fixed base 211, and through this simple 3D motion, the blowing range of the whole fan can be expanded, and the effect that a small-sized fan can blow out a large-sized fan is achieved. Of course, as an alternative, the cam 231 may also take other shapes, for example, the cam 231 may be designed as an oval wheel or other irregular wheel, and in a specific application, the shape of the cam 231 may be designed to enable the fan head main body 1 to achieve a three-dimensional shaking effect with different trajectories.
Specifically, referring to fig. 1, 2 and 6, the central axis 2330 of the link 233 is at an angle a to the central axis 2210 of the output shaft 221, the angle a preferably satisfying the relationship: a is more than 0 degree and less than or equal to 30 degrees. The included angle a is the swing angle of the swing mechanism 2 for outputting power. The larger the angle a is designed, the larger the swing range of the fan head main body 1 is, but the larger the size of the cam 231 and the link 233 will be. The included angle A is designed to be between 0 and 30 degrees, so that the requirement of the swing range of the fan head main body 1 in most occasions can be met, the overlarge sizes of the cam 231 and the connecting rod 233 cannot be caused, the miniaturization design of a product is facilitated, and the product is easy to design and manufacture.
As a preferred embodiment of this embodiment, a is 5 ° ± 3 °. The included angle A is designed to be about 5 degrees, the sizes of the cam 231 and the connecting rod 233 are moderate, miniaturization design of products is facilitated, and the products are easy to design and manufacture.
Preferably, referring to fig. 1 to 3, the universal ball hinge structure 234 includes a universal ball sleeve 2341 connected to the fixing member 21, a universal ball head 2342 sleeved on the connecting rod 233 and inserted into the universal ball sleeve 2341, and a ball head fixing cover 2343 sleeved on one end of the universal ball head 2342 and connected to the universal ball sleeve 2341. Universal ball head 2342 is closely fitted to link 233 and can move with link 233, i.e., universal ball head 2342 and link 233 are relatively stationary. The universal ball sleeve 2341 is used for supporting a universal ball head 2342, can limit the universal ball head 2342 in the radial direction, and can limit one end of the universal ball head 2342 in the axial direction; the ball head fixing cover 2343 is mainly used for axially limiting the other end of the universal ball head 2342.
Specifically, be equipped with the spherical arc inner wall in the universal ball cover 2341, the protruding lug that is equipped with a plurality of interval distribution in the outside portion of universal bulb 2342, each lug butt universal ball cover 2341's spherical arc inner wall respectively. Here, the universal ball head 2342 is in contact fit with the universal ball sleeve 2341 through a plurality of bumps, which is beneficial to reducing the resistance of the universal ball head 2342 when moving along with the connecting rod 233.
Preferably, as shown in fig. 1-3 and 5, the link 233 includes a first rod 2331 and a second rod 2332 having an outer diameter smaller than that of the first rod 2331, an end of the first rod 2331 far away from the second rod 2332 is sleeved on the connecting sleeve 232, the universal ball hinge 234 is sleeved on the second rod 2332, and the fan housing 11 is connected to the second rod 2332. The universal ball 2342 is tightly fit over the second rod 2332. Here, the outer diameter of the second rod 2332 is smaller than the outer diameter of the first rod 2331, which is advantageous for reducing the load of the second motor 22 and for miniaturizing the fan head assembly 100.
Preferably, the connecting rod 233 has a hollow structure, that is, the connecting rod 233 has a hollow inner hole disposed therethrough in an axial direction thereof. Here, both the first rod 2331 and the second rod 2332 are formed to have a hollow structure, which is advantageous in reducing the weight of the link 233, thereby being advantageous in reducing the load of the second motor 22.
Preferably, as shown in fig. 1 to 3, the fixing member 21 includes a fixing base 211 and a mounting bracket 212, the second motor 22 is connected to one end of the mounting bracket 212, and the universal ball hinge structure 234 and the fixing base 211 are connected to the other end of the mounting bracket 212. Here, the second motor 22 and the universal ball hinge structure 234 are both mounted on the fixing base 211 through the mounting bracket 212, so that the flexible design through the mounting bracket 212 is convenient to meet the assembly requirements of different second motors 22, universal ball hinge structures 234 and fixing bases 211, thereby facilitating the simplification of the mounting structures of the second motor 22, the universal ball hinge structure 234 and the fixing base 211.
Preferably, referring to fig. 1-3, the mounting bracket 212 includes a first arm 2121 connected to the second motor 22, a second arm 2122 spaced apart from and facing the first arm 2121, and a connecting arm 2123 having two ends respectively connected to one end of the first arm 2121 and one end of the second arm 2122, the universal ball hinge 234 and the fixing base 211 are both connected to the second arm 2122, and the connecting rod, the connecting portion of the connecting rod connected to the connecting sleeve 232, the cam 231 and the connecting sleeve 232 are located between the first arm 2121 and the second arm 2122, i.e., the second rod 2332, the cam 231 and the connecting sleeve 232 are located between the first arm 2121 and the second arm 2122, which is beneficial to improving the compactness of the product and thus facilitating the miniaturization design of the product.
Preferably, first arm 2121 and second arm 2122 are spaced apart and parallel, and connecting arm 2123 is perpendicularly connected between first arm 2121 and second arm 2122.
Preferably, referring to fig. 1-3, the stationary member 21 further includes a housing 213, and the second motor 22 and the mounting bracket 212 are both housed within the housing 213. The housing 213 is mainly used to prevent excessive parts from being directly exposed, thereby improving the appearance of the product.
Preferably, referring to fig. 1-3, the fixing member 21 further includes a damping pad 214, and the damping pad 214 includes a first damping portion disposed between the mounting bracket 212 and the fixing base 211, a second damping portion disposed between the mounting bracket 212 and the ball-and-socket hinge structure 234, and a third damping portion extending to abut against an inner sidewall of the housing 213. The first vibration reduction portion is mainly used for reducing vibration transmission between the mounting bracket 212 and the fixed base 211, the second vibration reduction portion is mainly used for reducing vibration transmission between the mounting bracket 212 and the universal ball hinge structure 234, and the third vibration reduction portion is mainly used for reducing vibration transmission between the housing 213 and the mounting bracket 212 and the fixed base 211. Here, the vibration of the swing mechanism 2 can be reduced by the design of the damping pad 214, thereby improving the smoothness of the product operation.
Further, referring to fig. 1 and 5, the present embodiment further provides a fan, which includes the above-mentioned fan head assembly 100 and a base assembly 200 connected to the fan head assembly 100, wherein the swing mechanism 2 is mounted on the base assembly 200. The base assembly 200 is primarily used to support the fan head assembly 100 for fan placement in an application. The fan that this embodiment provided, owing to adopted foretell fan head subassembly 100, so, enlarged the regional scope of air supply of fan on the one hand to realized the rotatory output of wind direction, made the wind sense of fan output softer nature more, on the other hand does benefit to and reduces the cost of product and improves the motion reliability of product, and the fan operation on the other hand is cool dazzling sense perfect on the other hand again, has increased the differentiation selling point of product, is favorable to the popularization and sale of product.
Preferably, the base assembly 200 includes a base body and an oscillating mechanism mounted on the base body for driving the fan head assembly 100 to rotate reciprocally, and the swinging mechanism 2 is connected to the oscillating mechanism. Due to the arrangement of the oscillating mechanism, the fan head assembly 100 can perform plane oscillating motion, so that the air supply area range of a product can be enlarged.
Preferably, in this embodiment, the fan is a desk fan or a desk fan, and certainly, in specific applications, the fan provided in this embodiment may also be a floor fan or a wall fan, that is, the fan head assembly 100 of this embodiment may be applied to a desk fan, a floor fan, and a wall fan, and the desk fan, the floor fan, and the wall fan adopt the fan head assembly 100 of this embodiment, which can both achieve the beneficial effects of expanding the air supply area, making the fan output feel softer and more natural, improving the product movement reliability, improving the product running cool and dazzling feel, and increasing the product differentiation selling points.
Example two:
in the fan head assembly 100 and the fan provided in the present embodiment, the first motor 13 is also installed in the fan housing 11, and the main differences from the first embodiment are as follows: in the first embodiment, the wind shield 11 is connected to the rotation and oscillation mechanism 2, and the stator 131 is connected to the wind shield 11, that is, the wind shield 11 is directly connected to the rotation and oscillation mechanism 2, the stator 131 is not directly connected to the rotation and oscillation mechanism 2, and the stator 131 is connected to the wind shield 11; in this embodiment, both the wind shield 11 and the stator 131 are connected to the swing mechanism 2, and both the wind shield 11 and the stator 131 are directly connected to the swing mechanism 2. By adopting the design scheme of the embodiment, the design effect that the fan cover 11 and the stator 131 are relatively static and the rotary swing mechanism 2 can simultaneously drive the fan cover 11, the fan blade 12 and the first motor 13 to perform rotary swing motion can be realized, so that the beneficial effects of expanding the air supply area range of the fan, enabling the output wind sense of the fan to be softer and more natural, improving the motion reliability of the fan, improving the cool and dazzling operation feeling of the fan and increasing the differentiated selling points of the fan can be realized.
Specifically, in the present embodiment, the stator 131 and the swing mechanism 2 may both be connected to the rear net 113 of the wind cover 11; alternatively, only the swing mechanism 2 of the stator 131 and the swing mechanism 2 is directly connected to the rear net 113 of the fan cover 11.
Specifically, in the present embodiment, both the wind shield 11 and the stator 131 are connected to the swing transmission pair 23, that is, both the wind shield 11 and the stator 131 are directly connected to the swing transmission pair 23.
More specifically, in the present embodiment, both the wind shield 11 and the stator 131 are connected to the connecting rod 233, that is, both the wind shield 11 and the stator 131 are directly connected to the connecting rod 233.
More specifically, in the present embodiment, the wind shield 11 and the stator 131 are both connected to the second rod 2332, that is, the wind shield 11 and the stator 131 are both directly connected to the second rod 2332.
In addition to the above differences, the fan head assembly 100 and other structures of the fan provided in the present embodiment can be optimally designed with reference to the first embodiment, and will not be described in detail herein.
Example three:
the main differences between the fan head assembly 100 and the fan provided in this embodiment and the first and second embodiments are: in the first and second embodiments, the first motor 13 is installed in the wind shield 11, wherein in the first embodiment, the wind shield 11 is connected to the swing mechanism 2, and the stator 131 is connected to the wind shield 11, that is, the wind shield 11 is directly connected to the swing mechanism 2, the stator 131 is not directly connected to the swing mechanism 2, and the stator 131 is connected to the wind shield 11; in the second embodiment, both the wind shield 11 and the stator 131 are connected to the rotary swing mechanism 2, and both the wind shield 11 and the stator 131 are directly connected to the rotary swing mechanism 2; in this embodiment, the first motor 13 is installed outside the wind shield 11, both the wind shield 11 and the stator 131 are connected to the rotation and oscillation mechanism 2, and both the wind shield 11 and the stator 131 are directly connected to the rotation and oscillation mechanism 2. By adopting the design scheme of the embodiment, the design effect that the fan cover 11 and the stator 131 are relatively static and the rotary swing mechanism 2 can simultaneously drive the fan cover 11, the fan blade 12 and the first motor 13 to perform rotary swing motion can be realized, so that the beneficial effects of expanding the air supply area range of the fan, enabling the output wind sense of the fan to be softer and more natural, improving the motion reliability of the fan, improving the cool and dazzling operation feeling of the fan and increasing the differentiated selling points of the fan can be realized.
Specifically, in the present embodiment, the stator 131 and the swing mechanism 2 may both be connected to the rear net 113 of the wind cover 11; alternatively, only the swing mechanism 2 of the stator 131 and the swing mechanism 2 is directly connected to the rear net 113 of the fan cover 11.
Specifically, in the present embodiment, both the wind shield 11 and the stator 131 are connected to the swing transmission pair 23, that is, both the wind shield 11 and the stator 131 are directly connected to the swing transmission pair 23.
More specifically, in the present embodiment, both the wind shield 11 and the stator 131 are connected to the connecting rod 233, that is, both the wind shield 11 and the stator 131 are directly connected to the connecting rod 233.
More specifically, in the present embodiment, the wind shield 11 and the stator 131 are both connected to the second rod 2332, that is, the wind shield 11 and the stator 131 are both directly connected to the second rod 2332.
In addition to the above differences, the fan head assembly 100 and other structures of the fan provided in the present embodiment can be optimally designed with reference to the first embodiment, and will not be described in detail herein.
Example four:
compared with the three phases of the embodiment, the fan head assembly 100 and the fan provided by the embodiment have the following main differences that the first motor 13 is also installed outside the fan housing 11: in the third embodiment, both the wind shield 11 and the stator 131 are connected to the rotary swing mechanism 2, and both the wind shield 11 and the stator 131 are directly connected to the rotary swing mechanism 2; in the embodiment, the stator 131 is connected to the swing mechanism 2, and the wind shield 11 is connected to the stator 131, that is, the wind shield 11 is not directly connected to the swing mechanism 2, the stator 131 is directly connected to the swing mechanism 2, and the stator 131 is connected to the wind shield 11. By adopting the design scheme of the embodiment, the design effect that the fan cover 11 and the stator 131 are relatively static and the rotary swing mechanism 2 can simultaneously drive the fan cover 11, the fan blade 12 and the first motor 13 to perform rotary swing motion can be realized, so that the beneficial effects of expanding the air supply area range of the fan, enabling the output wind sense of the fan to be softer and more natural, improving the motion reliability of the fan, improving the cool and dazzling operation feeling of the fan and increasing the differentiated selling points of the fan can be realized.
Specifically, in the present embodiment, the stator 131 is connected to the rear net 113 of the wind cover 11, and there is no direct connection relationship between the rear net 113 and the swing mechanism 2.
Specifically, in the present embodiment, the stator 131 is connected to the swing transmission pair 23, that is, the stator 131 and the swing transmission pair 23 have a direct connection relationship, and the rear net 113 and the swing transmission pair 23 do not have a direct connection relationship.
More specifically, in the present embodiment, stator 131 is connected to connecting rod 233, i.e., stator 131 and connecting rod 233 are in direct connection.
More specifically, in the present embodiment, the stator 131 is connected to the second rod 2332, that is, the stator 131 is directly connected to the second rod 2332.
In addition to the above differences, the fan head assembly 100 and other structures of the fan provided in the present embodiment can be optimally designed with reference to the first embodiment and the third embodiment, and will not be described in detail herein.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (16)
1. Fan head subassembly, including the fan head main part, the fan head main part includes the fan housing, locates fan blade in the fan housing and with the fan blade is connected in order to be used for the drive fan blade rotary motion's first motor, its characterized in that, the fan head subassembly is still including being used for the drive the pendulum mechanism soon of fan head main part pendulum, first motor is including relative the quiet stator of fan housing and with the stator rotate connect and with the rotor that the fan blade is relative static is connected, the fan housing and/or the stator is connected the pendulum mechanism soon.
2. The fan head assembly of claim 1, wherein the swing mechanism comprises a fixed member, a second motor mounted on the fixed member, and a swing transmission pair in transmission connection with the second motor, and the fan housing and/or the stator are connected to the swing transmission pair.
3. The fan head assembly according to claim 2, wherein the second motor has an output shaft, the swing transmission pair comprises a cam assembled on the output shaft, a connecting sleeve sleeved on the cam, a connecting rod connected with the connecting sleeve, and a universal spherical hinge structure sleeved on the connecting rod and connected with the fixing member, and the fan cover and/or the stator are connected with the connecting rod.
4. The fan head assembly of claim 3 wherein said cam is an eccentric, and wherein said central axis of said connecting rod and said central axis of said output shaft have an included angle A which satisfies the relationship: a is more than 0 degree and less than or equal to 30 degrees.
5. The fan head assembly of claim 4 wherein A is 5 ° ± 3 °.
6. The fan head assembly according to any one of claims 3 to 5, wherein the universal ball hinge structure comprises a universal ball sleeve connected with the fixing member, a universal ball head sleeved on the connecting rod and penetrating into the universal ball sleeve, and a ball head fixing cover sleeved on one end of the universal ball head and connected with the universal ball sleeve.
7. The fan head assembly according to any one of claims 3 to 5, wherein the link comprises a first rod and a second rod having an outer diameter smaller than that of the first rod, an end of the first rod away from the second rod is sleeved on the connection sleeve, the universal ball hinge structure is sleeved on the second rod, and the fan cover and/or the stator are connected to the second rod; and/or the presence of a gas in the atmosphere,
the connecting rod is of a hollow structure.
8. The fan head assembly according to any one of claims 3 to 5, wherein the fixing member comprises a fixing base and a mounting bracket, the second motor is connected to one end of the mounting bracket, and the universal ball hinge structure and the fixing base are connected to the other end of the mounting bracket.
9. The fan head assembly according to claim 8, wherein the mounting bracket includes a first arm connected to the second motor, a second arm spaced apart from and facing the first arm, and a connecting arm having two ends connected to one end of the first arm and one end of the second arm, respectively, the universal ball hinge structure and the fixed base are connected to the second arm, and a portion of the connecting rod connected to the connecting sleeve, the cam, and the connecting sleeve are located between the first arm and the second arm.
10. The fan head assembly of claim 8 wherein said stationary member further comprises a housing, said second motor and said mounting bracket being received in said housing.
11. The fan head assembly of claim 10 wherein said fixing member further comprises a vibration dampening pad comprising a first vibration dampening portion disposed between said mounting bracket and said fixed base, a second vibration dampening portion disposed between said mounting bracket and said universal ball hinge structure, and a third vibration dampening portion extending against an interior sidewall of said housing.
12. The fan head assembly according to any one of claims 1 to 5, wherein the first motor is mounted in a fan housing, the fan housing is connected to the swing mechanism, and the stator is connected to the fan housing; or,
the first motor is arranged in the fan cover, and the fan cover and the stator are both connected with the rotary swing mechanism; or,
the first motor is arranged outside the fan cover, and the fan cover and the stator are both connected with the rotary swing mechanism; or,
the first motor is installed outside the fan cover, the stator is connected with the rotary swing mechanism, and the fan cover is connected with the stator.
13. The fan head assembly according to any of claims 1 to 5, wherein the fan housing comprises a main housing, a front mesh mounted at one end of the main housing, and a rear mesh mounted at the other end of the main housing, the rear mesh being connected to the stator and/or the swing mechanism.
14. A fan comprising a fan head assembly as claimed in any one of claims 1 to 13 and a base assembly connected to the fan head assembly, the swing mechanism being mounted to the base assembly.
15. The fan of claim 14 wherein said base assembly includes a base body and an oscillating mechanism mounted on said base body for driving said fan head assembly to rotate reciprocally, said oscillating mechanism being connected to said oscillating mechanism.
16. A fan as claimed in claim 14 or 15, which is a table or desk or floor or wall fan.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710637448.8A CN107237771B (en) | 2017-07-28 | 2017-07-28 | Fan head assembly and fan |
| PCT/CN2017/104055 WO2019019349A1 (en) | 2017-07-28 | 2017-09-28 | Fan head assembly and fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710637448.8A CN107237771B (en) | 2017-07-28 | 2017-07-28 | Fan head assembly and fan |
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| Publication Number | Publication Date |
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| CN107237771A true CN107237771A (en) | 2017-10-10 |
| CN107237771B CN107237771B (en) | 2023-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710637448.8A Active CN107237771B (en) | 2017-07-28 | 2017-07-28 | Fan head assembly and fan |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107237771B (en) |
| WO (1) | WO2019019349A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109944041A (en) * | 2019-04-19 | 2019-06-28 | 中山巾管家电器科技有限公司 | Swing air-drying laundry care machine |
| CN114623097A (en) * | 2022-03-14 | 2022-06-14 | 江门市润生机电有限公司 | Fan shaking head angle adjustment device |
| US20230250829A1 (en) * | 2022-02-09 | 2023-08-10 | Meng-Tzu WU | Rotary shaft of a ceiling fan and ceiling fan having the same |
| JP7328850B2 (en) | 2019-09-26 | 2023-08-17 | シャープ株式会社 | Air blower and air blowing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110500308A (en) * | 2019-08-23 | 2019-11-26 | 珠海格力电器股份有限公司 | Combined fan |
| CN111734664A (en) * | 2020-07-23 | 2020-10-02 | 邹蕾 | Ornamental air supply cover adjustable electric fan |
| CN113883075B (en) * | 2021-11-08 | 2024-10-18 | 湖北全康智能科技有限公司 | Air conditioner |
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| JP3145283U (en) * | 2008-07-23 | 2008-10-02 | キング ジ エンタープライズ コーポレイション | Built-in swing mechanism with propeller fan structure |
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| JP7328850B2 (en) | 2019-09-26 | 2023-08-17 | シャープ株式会社 | Air blower and air blowing method |
| US20230250829A1 (en) * | 2022-02-09 | 2023-08-10 | Meng-Tzu WU | Rotary shaft of a ceiling fan and ceiling fan having the same |
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| CN114623097A (en) * | 2022-03-14 | 2022-06-14 | 江门市润生机电有限公司 | Fan shaking head angle adjustment device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107237771B (en) | 2023-05-26 |
| WO2019019349A1 (en) | 2019-01-31 |
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