WO2023087333A1

WO2023087333A1 - Swinging ceiling fan device

Info

Publication number: WO2023087333A1
Application number: PCT/CN2021/132323
Authority: WO
Inventors: 周祖宏
Original assignee: 中山市风美照明科技有限公司
Priority date: 2021-11-17
Filing date: 2021-11-23
Publication date: 2023-05-25
Also published as: CN114017377A

Abstract

Disclosed in the present invention is a swinging ceiling fan device. The swinging ceiling fan device comprises: a mounting assembly, which is used for being fixed on a ceiling; a rotating support, which is rotatably arranged on the mounting assembly, a fan electric motor and fan blades connected to the fan electric motor being obliquely provided on the rotating support; and a horizontal rotating mechanism, which is connected to the fan electric motor or the rotating support and used for driving the rotating support to horizontally rotate relative to the mounting assembly. In the swinging fan device, the rotating support is rotatably arranged on the mounting assembly, the oblique fan electric motor and fan blades connected to the fan electric motor are arranged on the rotating support, the horizontal rotating mechanism is used to drive the rotating support to horizontally rotate, and the fan electric motor and the fan blades, which are obliquely arranged, are thus driven to rotate about an axis of rotation of the rotating support, thereby expanding the blowing range of a ceiling fan; and the ceiling fan has a small size and does not occupy a large space.

Description

A oscillating ceiling fan device

technical field

The invention relates to the technical field of fans, in particular to a swinging ceiling fan device.

Background technique

The general ceiling fan is suspended and installed on the ceiling, and the fan blades are driven by the motor to rotate to accelerate the flow of nearby air and blow cool wind downward. Wherein, the rotation shaft of the motor is arranged along the vertical direction, the fan blade is connected on the rotation shaft and is roughly in a horizontal state, and the blowing range realized by driving the fan blade to rotate horizontally is extremely limited.

In order to achieve a larger blowing range, fans with fan blades capable of swinging motion have appeared in the prior art. The driving device of this fan includes a driving motor, the output shaft of the driving motor is fixedly connected to a connecting rod, and the other end of the connecting rod The rotation is connected to the fan motor. During the swinging process of the fan, the pivotal joint between the connecting rod and the fan motor is prone to interference due to friction, unsmooth swinging and abnormal noise, and the swinging angle of the fan is fixed and cannot be adjusted.

Contents of the invention

The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the present invention proposes a oscillating fan device with less frictional loss, smooth swaying, and quietness.

A swinging ceiling fan device according to an embodiment of the present invention includes: a mounting base, the mounting base is rotatably provided with a transverse bracket, and the horizontal support can rotate relative to the mounting base around a horizontal first axis; a fan motor is rotatably disposed on The transverse support, the fan motor can rotate relative to the transverse support around a second axis, the second axis is perpendicular to the first axis, and the output shaft of the fan motor is connected with a fan blade; the drive motor, Located on the mounting seat, the output shaft of the driving motor is connected to a horizontal rotating member, and the horizontal rotating member is provided with a driving part that is offset relative to the output shaft of the driving motor, and the driving part has an arc-shaped surface ; The fan motor is provided with a transmission groove that can abut against the arc surface, and the arc surface can abut against the inner wall of the transmission groove to drive the fan motor to swing relative to the mounting base.

A swinging ceiling fan device according to an embodiment of the present invention has at least the following beneficial effects:

The swing fan device with the above structure uses the driving motor to drive the horizontal rotating member to rotate, and the arc surface of the driving part on the horizontal rotating member is against the transmission groove on the fan motor to drive the fan motor to rotate around the second axis relative to the horizontal bracket, and at the same time drive The transverse bracket can rotate around the first axis relative to the mounting seat, wherein the first axis is perpendicular to the direction of the second axis, thereby realizing the swinging motion of the fan blade, and the friction loss of the fan blade in the swinging fan device is small during the swinging motion. Rocking is smooth and silent.

In some embodiments of the present invention, the fan motor is provided with a mounting plate, the mounting plate is rotatably disposed on the transverse support, and the mounting plate can rotate around the second axis relative to the transverse support, so A transmission bracket capable of inclining relative to the horizontal rotating member is provided on the mounting plate, and the transmission slot is arranged on the transmission bracket.

In some embodiments of the present invention, an adjustment mechanism is provided on the horizontal rotating member, and the adjustment mechanism is used to adjust the distance between the drive component and the output shaft of the drive motor to adjust the relative The inclination angle of the horizontal rotating member.

In some embodiments of the present invention, the adjustment mechanism includes a long slot provided on the horizontal rotating member and extending in the horizontal direction, the side wall of the horizontal rotating member is provided with a The elongated perforation, the extension direction of the elongated perforation is consistent with the elongated groove, the output shaft of the drive motor or the driving part is slidably arranged in the elongated groove, and the horizontal rotating member There are fasteners pierced through the long holes, and the fasteners fix the output shaft of the driving motor or the driving part to the horizontal rotating member, and the transmission slot includes at least two The positioning groove corresponding to the driving component, or the transmission groove is a bar-shaped groove corresponding to the driving component.

In some embodiments of the present invention, the drive component includes a drive shaft and a ball connected to the lower end of the drive shaft, the arc-shaped surface is the spherical surface of the ball head, and the shape of the transmission groove is the same as that of the drive shaft. The ball head is matched to prevent the transmission groove from moving along the radial direction of the ball head.

In some embodiments of the present invention, the mounting base is detachably mounted with a protective cover covering the outside of the transverse support, the fan motor and the drive motor, and an opening is opened at the lower end of the protective cover. , the opening is provided with a flexible dust cover capable of allowing the output shaft of the fan motor to pass through and sealing the opening.

In some embodiments of the present invention, the upper part of the protective cover is provided with an upwardly extending connecting column, and the upper end of the connecting column has an anti-off head, and the mounting seat is provided with an arc-shaped mounting hole, and the arc The end of the shaped mounting hole is provided with a reaming portion for the anti-off head to pass through.

In some embodiments of the present invention, the mounting base is provided with a light emitting component.

In some embodiments of the present invention, the light-emitting component is an annular illuminant located on the outer periphery of the transverse support, the fan motor, the drive motor, and the fan blade, and the annular illuminant passes through at least two The connecting rod is connected with the mounting seat, and an accommodation space is defined among the mounting seat, the connecting rod and the ring-shaped illuminant.

In some embodiments of the present invention, the driving motor is electrically connected to a controller, and the controller can control the driving motor to rotate clockwise by a first preset angle and control the driving motor to rotate counterclockwise by the first preset angle. a preset angle.

Additional aspects and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Description of drawings

The above and/or additional aspects and advantages of the present invention will become apparent and comprehensible from the description of the embodiments in conjunction with the following drawings, wherein:

Fig. 1 is a schematic structural view of an embodiment of the swing fan device of the present invention;

Fig. 2 is a schematic diagram of the structure of the embodiment in Fig. 1 after removing the protective cover, the flexible dust cover, the light-emitting component, and the connecting rod;

Fig. 3 is a schematic structural view showing the separation of the driving motor, the horizontal rotating member, the driving component, the transmission bracket, and the adjustment mechanism of the embodiment of Fig. 2;

Fig. 4 is a schematic structural diagram of the separation of the protective cover and the mounting seat of the embodiment in Fig. 1 .

Detailed ways

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary only for explaining the present invention and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that when referring to orientation descriptions, such as terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal" ", "top", "bottom", "inner", "outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating Or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the invention.

In the description of the present invention, several means one or more, and multiple means more than two. Greater than, less than, exceeding, etc. are understood as not including the original number, and above, below, within, etc. are understood as including the original number. If the description of the first and second is only for the purpose of distinguishing the technical features, it cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features relation.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection , or integrally connected; it may be mechanically connected or electrically connected; it may be directly connected or indirectly connected through an intermediary, and it may be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

Referring to Fig. 1 and Fig. 2, a swinging ceiling fan device of the present invention includes: a mounting base 100, the mounting base 100 is rotatably provided with a transverse support 200, and the transverse support 200 can rotate relative to the mounting base 100 around a horizontal first axis; a fan motor 300 , which is rotatably arranged on the transverse support 200, the fan motor 300 can rotate relative to the transverse support 200 around the second axis, the second axis is perpendicular to the first axis, the output shaft of the fan motor 300 is connected with the fan blade 400; the drive motor 500 is located at The mounting base 100, the output shaft of the drive motor 500 is connected with a horizontal rotating member 600, the horizontal rotating member 600 is provided with a driving part 700 biased relative to the output shaft of the driving motor 500, and the driving part 700 has an arc surface; There is a transmission slot 311 that can abut against the arc surface, and the arc surface can abut against the inner wall of the transmission slot 311 to drive the fan motor 300 to swing relative to the mounting base 100 .

The swing fan device with the above structure uses the driving motor 500 to drive the horizontal rotating member 600 to rotate, and the arc surface of the driving part 700 on the horizontal rotating member 600 is against the transmission groove 311 on the fan motor 300 to drive the fan motor 300 relative to the transverse support 200 Rotate around the second axis, and at the same time drive the transverse bracket 200 to rotate around the first axis relative to the mounting base 100, wherein the direction of the first axis is orthogonal to the second axis, thereby realizing the swing motion of the fan blade 400, the swing fan device When the fan blade 400 swings, the friction loss is small, the swing is smooth, and it is quiet.

Referring to Fig. 2, in some embodiments of the present invention, in order to conveniently connect the fan motor 300 to the horizontal support 200 in rotation, the fan motor 300 is provided with a mounting plate 320, the mounting plate 320 is rotatably arranged on the horizontal support 200, and the mounting plate 320 It can rotate around the second axis relative to the horizontal support 200 . The mounting plate 320 is provided with a transmission support 310 capable of tilting relative to the horizontal rotation member 600 . The transmission slot 311 is provided in the transmission support 310 .

Referring to Fig. 2 and Fig. 3, in some embodiments of the present invention, in order to adjust the swing range of the fan blade 400, and then expand or reduce the blowing range of the swing fan device, the horizontal rotating member 600 is provided with an adjustment mechanism 800, the adjustment mechanism 800 is used to adjust the distance between the driving part 700 and the output shaft of the driving motor 500 to adjust the inclination angle of the mounting plate 320 relative to the horizontal rotating member 600 . Referring to Fig. 3, when the distance between the drive component 700 and the output shaft of the drive motor 500 shrinks, the inclination angle of the mounting plate 320 relative to the horizontal rotating member 600 becomes large; When the distance between them increases, the inclination angle of the mounting plate 320 relative to the horizontal rotating member 600 becomes smaller. It should be noted that the adjustment mechanism 800 adjusts the inclination angle of the fan motor 300 relative to the vertical direction to be 0-45°.

Referring to FIG. 3 , in some embodiments of the present invention, the adjustment mechanism 800 includes a long slot 810 disposed on the horizontal rotating member 600 and extending in the horizontal direction, and the side wall of the horizontal rotating member 600 is provided with a The elongated perforation 820, the extension direction of the elongated perforation 820 is consistent with the elongated groove 810, the output shaft of the driving motor 500 or the driving part 700 is slidably arranged in the elongated groove 810, and the horizontal rotating member 600 is provided with a penetrating The fastener 830 in the strip perforation 820, the fastener 830 fixes the output shaft of the driving motor 500 or the driving part 700 to the horizontal rotating member 600, and the transmission groove 311 includes at least two positioning grooves 3111 corresponding to the driving part 700 , or the transmission groove 311 is a bar-shaped groove corresponding to the driving part 700 .

Referring to Fig. 2 and Fig. 3, the fastener 830 is used to fix the output shaft of the driving motor 500 on the horizontal rotating member 600, when the distance between the driving part 700 and the output shaft of the driving motor 500 needs to be adjusted, loosen the fastener first 830, so that the output shaft of the motor can approach or move away from the driving part 700 along the extending direction of the elongated slot 810. After the position is adjusted in place, the output shaft of the driving motor 500 is locked on the horizontal rotating member 600 by using the fastener 830 , so that the position of the driving component 700 relative to the transmission bracket 310 is adjusted. When the transmission groove 311 includes at least two positioning grooves 3111 , when the distance between the driving component 700 and the output shaft of the motor changes, the driving component 700 can enter the other positioning groove 3111 from one positioning groove 3111 . When the transmission groove 311 is a bar-shaped groove, when the distance between the driving part 700 and the output shaft of the motor changes, the arc surface of the driving part 700 can abut against another position of the bar-shaped groove.

It should be noted that both the transmission groove 311 and the positioning groove 3111 may be through-hole grooves or sunken grooves. According to actual needs, the shape and size of the transmission groove 311 can be matched.

Referring to Fig. 3, in some embodiments of the present invention, in order to improve the stability and transmission accuracy of the transmission, the drive component 700 includes a drive shaft 710 and a ball 720 connected to the lower end of the drive shaft 710, and the arc surface is a spherical surface of a ball head , the shape of the transmission groove 311 is matched with the ball head to prevent the transmission groove 311 from moving along the radial direction of the ball head. It can be understood that, in other embodiments, the ball 720 can also be replaced by a cone, and the surface of the cone can cooperate with the transmission groove 311 .

Referring to FIG. 1 , in some embodiments of the present invention, the mounting base 100 is detachably mounted with a protective cover 110 covering the outside of the transverse support 200 , the fan motor 300 and the drive motor 500 , and the lower end of the protective cover 110 is provided with an opening. , the opening is provided with a flexible dust cover 120 for the output shaft of the fan motor 300 to pass through and seal the opening. The protective cover 110 is detachably mounted on the mounting base 100 to help adjust the swing angle of the fan motor 300 . In addition, it should be noted that during the rocking motion of the fan blade 400 , the protective cover 110 is relatively fixed to the mounting base 100 , so as to prevent the protective cover 110 from easily interfering with external objects as the fan motor 300 rotates. In this embodiment, the flexible dustproof cover 120 is made of leather material, which is convenient for cleaning. Of course, in other embodiments, the flexible dustproof cover 120 can also be made of cloth.

Referring to Fig. 4, in some embodiments of the present invention, in order to further facilitate the installation and disassembly of the protective cover 110, the upper part of the protective cover 110 is provided with an upwardly extending connecting column 111, and the upper end of the connecting column 111 has an anti-off head 112. The base 100 is provided with an arc-shaped mounting hole 101 , and an end of the arc-shaped mounting hole 101 is provided with a reaming portion 102 through which the anti-off head 112 can pass. When installing, pass the anti-off head 112 through the reaming part 102, and then drive the protective cover 110 to rotate horizontally at a certain angle, so that the connecting column 111 enters the arc-shaped installation hole 101, and the anti-off head 112 cannot be disengaged in the vertical direction Arc mounting hole 101. When dismounting, drive the protective cover 110 to rotate horizontally at a certain angle, so that the anti-off head 112 is aligned with the reaming part 102, and the anti-off head 112 can be separated from the arc-shaped mounting hole 101 in the vertical direction, thereby realizing the disassembly of the protective cover 110 .

Referring to FIG. 1 , in some embodiments of the present invention, in order to enrich the functions of the oscillating fan device, a light emitting component 900 is provided on the mounting base 100 , thereby combining the functions of the fan and the lamp.

Referring to FIG. 1 , in some embodiments of the present invention, the light-emitting assembly 900 is an annular illuminant located on the outer circumference of the transverse support 200 , the fan motor 300 , the drive motor 500 and the fan blade 400 , and the annular illuminant passes through at least two connecting rods 910 Connected with the mounting base 100, the mounting base 100, the connecting rod 910 and the annular illuminant define an accommodating space, and the lighting assembly 900 is cleverly arranged as an annular illuminant surrounding the fan motor 300 and the fan blade 400, which realizes It has the function of fan light, and the structure is very compact.

In some embodiments of the present invention, the driving motor 500 is electrically connected to the controller, and the controller can control the driving motor 500 to rotate clockwise by a first preset angle and control the driving motor 500 to rotate counterclockwise by a first preset angle. Specifically, for example, the controller controls the drive motor 500 to rotate clockwise so that the fan blade 400 swings clockwise about 40° around a vertical axis, and then the controller controls the drive motor 500 to rotate counterclockwise to make the fan blade 400 rotate around a vertical axis. The vertical axis swings about 40° counterclockwise, thereby completing the reset. This structural form can make the oscillating fan device swing back and forth within a certain angle range, thereby sweeping a certain area. Of course, it can be understood that the driving motor 500 can also keep rotating clockwise or counterclockwise, so that the swing fan device can rotate.

The technical features of the above-mentioned embodiments can be combined arbitrarily. To make the description concise, all possible combinations of the technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, should be considered as within the scope of this specification.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications, substitutions and modifications can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the invention is defined by the claims and their equivalents.

Claims

A oscillating ceiling fan device, characterized in that it comprises:

The mounting base (100), the mounting base (100) is rotatably provided with a transverse support (200), and the transverse support (200) can rotate relative to the mounting base (100) around a horizontal first axis;

The fan motor (300) is rotatably arranged on the transverse support (200), and the fan motor (300) can rotate relative to the transverse support (200) around a second axis, and the second axis and the first axis Orthogonal, the output shaft of the fan motor (300) is connected with a fan blade (400);

The drive motor (500) is located on the mounting base (100), the output shaft of the drive motor (500) is connected with a horizontal rotating member (600), and the horizontal rotating member (600) is provided with an output shaft offset drive member (700) of the motor (500), said drive member (700) having an arcuate surface;

The fan motor (300) is provided with a transmission slot (311) capable of abutting against the arc-shaped surface, and the arc-shaped surface can abut against the inner wall of the transmission slot (311) to drive the fan motor (300) swings relative to the mounting seat (100).
A oscillating ceiling fan device according to claim 1, characterized in that:

The fan motor (300) is provided with a mounting plate (320), the mounting plate (320) is rotatably arranged on the transverse support (200), and the mounting plate (320) can be around the second axis relative to the The horizontal bracket (200) is rotated, the mounting plate (320) is provided with a transmission bracket (310) that can be inclined relative to the horizontal rotation member (600), and the transmission slot (311) is arranged on the transmission bracket ( 310).
A swinging ceiling fan device according to claim 2, characterized in that:

An adjustment mechanism (800) is provided on the horizontal rotating member (600), and the adjustment mechanism (800) is used to adjust the distance between the drive component (700) and the output shaft of the drive motor (500) to Adjust the inclination angle of the mounting plate (320) relative to the horizontal rotating member (600).
A swinging ceiling fan device according to claim 3, characterized in that:

The adjustment mechanism (800) includes a long slot (810) arranged on the horizontal rotating member (600) and extending in the horizontal direction, and the side wall of the horizontal rotating member (600) is provided with a The slot (810) is connected to the strip perforation (820), the extension direction of the strip perforation (820) is consistent with the strip slot (810), the output shaft of the driving motor (500) or the The driving part (700) is slidably arranged in the elongated groove (810), the horizontal rotating member (600) is provided with a fastener (830) pierced through the elongated hole (820), and the Fasteners (830) fix the output shaft of the driving motor (500) or the driving component (700) to the horizontal rotating member (600), and the transmission groove (311) includes at least two The positioning groove (3111) corresponding to the driving component (700), or the transmission groove (311) is a bar-shaped groove corresponding to the driving component (700).
A oscillating ceiling fan device according to claim 1, characterized in that:

The drive part (700) includes a drive shaft (710) and a ball (720) connected to the lower end of the drive shaft (710), the arc surface is the spherical surface of the ball head, and the drive groove (311 ) is matched with the shape of the ball head to prevent the transmission groove (311) from moving along the radial direction of the ball head.
A oscillating ceiling fan device according to claim 1, characterized in that:

The mounting base (100) is detachably mounted with a protective cover (110) covering the outside of the transverse support (200), the fan motor (300) and the driving motor (500). The lower end of the cover (110) is provided with an opening, and the opening is provided with a flexible dustproof cover (120) capable of passing through the output shaft of the fan motor (300) and sealing the opening.
A oscillating ceiling fan device according to claim 6, characterized in that:

The upper part of the protective cover (110) is provided with an upwardly extending connecting column (111), the upper end of the connecting column (111) has an anti-off head (112), and the mounting seat (100) is provided with an arc A mounting hole (101), the end of the arc-shaped mounting hole (101) is provided with a reaming portion (102) through which the anti-off head (112) can pass.
A oscillating ceiling fan device according to claim 1, characterized in that:

A light-emitting component (900) is arranged on the mounting seat (100).
A oscillating ceiling fan device according to claim 8, characterized in that:

The light-emitting component (900) is an annular illuminant located on the outer circumference of the transverse support (200), the fan motor (300), the drive motor (500) and the fan blade (400), the annular The illuminant is connected with the mounting base (100) through at least two connecting rods (910), and an accommodation space is defined among the mounting base (100), the connecting rods (910) and the annular luminous body.
A swinging ceiling fan device according to any one of claims 1-9, characterized in that:

The driving motor (500) is electrically connected to a controller, and the controller can control the driving motor (500) to rotate clockwise at a first preset angle and control the driving motor (500) to rotate counterclockwise at the first preset angle. a preset angle.