Angle-adjustable handheld fan

Abstract

The utility model belongs to the technical field of fans, and particularly relates to an angle-adjustable handheld fan. Comprising a handle, a power source is arranged in the handle, a ball seat is arranged at the top of the handle, and a first through hole is formed in the ball seat; the lower end of the ball shaft is provided with a ball body, the ball body is movably installed in the ball seat, and the ball body is provided with a second through hole corresponding to the first through hole; the damping gasket is arranged between the ball seat and the ball body; the fan body is connected to the upper end of the ball shaft, and the power source penetrates through the first through hole and the second through hole through a wire, enters the ball shaft and is electrically connected to the fan body. The angle of the fan body can be adjusted according to the use requirements of a user so as to change the blowing angle, and the fan is convenient to carry and use.

Description

Technical Field

[0001] The utility model belongs to the technical field of fans, and in particular relates to a handheld fan with adjustable angle. Background Art

[0002] A handheld fan is a small portable fan, usually powered by a battery or USB port. It is light and easy to carry, suitable for outdoor use. Due to its portability and practicality, handheld fans have become one of the must-haves for modern people to travel in summer. The fan body of the common handheld fans on the market is mostly fixed on the handle and cannot be rotated, resulting in the only way to change the air direction by adjusting the grip of the handle, which is inconvenient to use. When placing a handheld fan on a desktop, the wind blown by the fan is parallel because the angle cannot be adjusted, making it difficult to take into account the heat dissipation and cooling of the neck and head.

[0003] Therefore, there is an urgent need for an angle-adjustable handheld fan that can adjust the blowing angle according to usage requirements. Utility Model Content

[0004] The utility model aims to provide an angle-adjustable handheld fan to address the deficiencies of the prior art, which can adjust the angle of the fan body according to the user's usage requirements to change the blowing angle, and is easy to carry and use.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] An angle-adjustable handheld fan, comprising:

[0007] A handle, wherein a power source is disposed in the handle, a ball seat is disposed on the top of the handle, and a first through hole is formed in the ball seat;

[0008] A ball shaft, wherein a ball body is provided at the lower end of the ball shaft, the ball body is movably mounted in the ball seat, and the ball body is provided with a second through hole corresponding to the first through hole;

[0009] a damping washer installed between the ball seat and the ball;

[0010] The fan body is connected to the upper end of the ball shaft, and the power source passes through the first through hole and the second through hole through a wire into the ball shaft and is electrically connected to the fan body.

[0011] Furthermore, the ball shaft also includes a shaft body connected to the top of the ball body, and the fan body is provided with a positioning rod, and the fan body is installed on the shaft body through the positioning rod.

[0012] Furthermore, the handle includes a handle shell and a cover, the ball seat is formed on the top of the handle shell, and the cover is sleeved on the shaft and fixed to the top of the handle shell.

[0013] Furthermore, the cover is provided with a strip-shaped limiting hole, and the shaft body passes through the strip-shaped limiting hole and can swing along the opening direction of the strip-shaped limiting hole.

[0014] Furthermore, the fan body includes a fan casing, a mounting seat is provided at the center position of the fan casing, a motor and fan blades connected to the motor are installed on the mounting seat, and a third through hole connected to the second through hole is provided at the bottom of the fan casing for electrically connecting the motor to the power supply.

[0015] Furthermore, the fan housing is a double-layer structure, including an outer housing and an inner bracket, the mounting seat is arranged on the inner bracket, and at least one fan cover is installed at the air inlet and the air outlet of the fan housing.

[0016] Furthermore, the shape of the fan cover is adapted to the opening shape of the outer shell, and a mutually matching snap-fit ​​structure is provided between the inner support and the fan cover, so that the fan cover can be detachably mounted on the inner support.

[0017] Furthermore, the handle also includes a circuit board installed in the handle, a switch is provided on the circuit board, a button is provided on the side of the handle connected to the switch, and the circuit board is electrically connected to the power supply.

[0018] Furthermore, a charging interface is provided on the circuit board, and the charging interface is connected to the side of the handle for charging the power supply.

[0019] Furthermore, it also includes a base, and the shape of the mounting interface on the base is adapted to the shape of the bottom of the handle, so as to be used for mounting the handle on the base.

[0020] Beneficial effects of the utility model:

[0021] The utility model arranges a ball shaft and a corresponding ball seat between the handle and the fan body so that the fan body connected to the handle can adjust the blowing angle; arranges a damping gasket between the ball body of the ball shaft and the ball seat so that the relative positioning between the fan body and the handle after the angle is adjusted is convenient; arranges a positioning rod on the fan body so that it is easy to install it on the shaft body of the ball shaft; arranges a cover so that the ball body is restricted in the ball seat; arranges a strip-shaped limiting hole on the cover so that the shaft body and the fan body connected thereto can swing along the opening direction of the strip-shaped limiting hole to adjust the angle; arranges the fan housing into a double-layer structure and installs a fan cover with a snap-fit ​​structure at the air inlet and the air outlet so that it is easy to install and disassemble; arranges a base so that the handheld fan can be stably placed on a desktop; the utility model can adjust the angle of the fan body according to the user's usage requirements to change the blowing angle, and is easy to carry and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Attached Figure 1 It is a structural schematic diagram of a handheld fan of the utility model;

[0023] Attached Figure 2 It is a schematic diagram of the exploded structure of the handheld fan of the utility model;

[0024] Attached Figure 3 It is a schematic diagram of the exploded structure of the handle of the utility model;

[0025] Attached Figure 4 It is a structural schematic diagram of the handle housing of the utility model;

[0026] Attached Figure 5 It is a structural schematic diagram of the ball shaft and the damping gasket of the utility model;

[0027] Attached Figure 6 It is a schematic diagram of the exploded structure of the fan body of the utility model;

[0028] Markings in the figure: 1-handle, 110-handle shell, 111-ball seat, 1111-first through hole, 120-cover, 121-bar limit hole, 130-power supply, 140-circuit board, 141-switch, 142-charging interface, 150-button; 2-ball shaft, 210-sphere, 220-shaft body, 230-second through hole; 3-damping gasket; 4-fan body, 410-fan shell, 411-outer shell, 4111-positioning rod, 4112-third through hole, 412-inner bracket, 4121-mounting seat, 420-motor, 430-blades, 440-fan cover; 5-base, 510-mounting interface. DETAILED DESCRIPTION

[0029] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0030] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0031] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0032] In the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0033] See attached Figure 1 To Attachment Figure 6 , the figure shows a specific embodiment of an angle-adjustable handheld fan provided by the utility model.

[0034] See attached Figure 1 and attached Figure 2 , angle-adjustable handheld fans include:

[0035] A handle 1, wherein a power source 130 is disposed in the handle 1, a ball seat 111 is disposed on the top of the handle 1, and a first through hole 1111 is formed in the ball seat 111;

[0036] The ball shaft 2 has a ball body 210 at its lower end. The ball body 210 is movably mounted in the ball seat 111. The ball body 210 has a second through hole 230 corresponding to the first through hole 1111.

[0037] A damping pad 3 installed between the ball seat 111 and the ball 210;

[0038] The fan body 4 is connected to the upper end of the ball shaft 2 , and the power supply 130 enters the ball shaft 2 through the first through hole 1111 and the second through hole 230 through a wire and is electrically connected to the fan body 4 .

[0039] See attached Figure 4 and attached Figure 5 In the above embodiment, the handheld fan is composed of a handle 1 and a fan body 4, wherein a ball shaft 2 is provided at the bottom of the fan body 4, the ball shaft 2 is relatively fixed to the fan body 4, a ball seat 111 is provided at the top of the handle 1, the ball seat 111 is a concave spherical surface, and the ball 210 of the ball shaft 2 is a convex spherical surface, when the ball 210 is installed in the ball seat 111, the ball 210 can rotate or slide relative to the ball seat 111, and at the same time, since the ball shaft 2 and the fan body 4 are relatively fixed, the fan body 4 can move relative to the handle 1 to achieve angle adjustment. In the embodiment, a damping gasket 3 is also provided between the ball seat 111 and the ball 210 to provide a damping feeling when adjusting the angle. After adjusting the angle, the fan body 4 and the handle 1 are relatively positioned after the angle adjustment due to the restriction of the damping gasket 3, thereby fixing the blowing angle of the fan body 4. In order to ensure the connectivity of the wire, the damping gasket 3 is provided with a through hole corresponding to the first through hole 1111 and the second through hole 230.

[0040] See attached Figure 5 In the above embodiment, the ball shaft 2 further includes a shaft body 220 connected to the top of the ball body 210, and the fan body 4 is provided with a positioning rod 4111, and the fan body 4 is installed on the shaft body 220 through the positioning rod 4111. In the embodiment, the fan body 4 is fixed to the ball shaft 20 in the form of the positioning rod 4111 being installed on the shaft body 220.

[0041] See attached Figure 3In the above embodiment, the handle 1 includes a handle housing 110 and a cover 120, a ball seat 111 is formed at the top of the handle housing 110, and the cover 120 is sleeved on the shaft 220 and fixed to the top of the handle housing 110. In the embodiment, the ball 210 of the ball shaft 2 is located in the ball seat 111, and the cover 120 wraps the ball 210 inside the handle housing 110 and the cover 120. The ball shaft 2 of the ball seat 111 extends from the inside through the cover 120 to the outside of the cover 120 and is connected to the positioning rod 4111 of the fan body 4, so that one end of the ball shaft 2 is movably restricted in the ball seat 111, so as to prevent the ball shaft 2 from being separated from the ball seat 111 when the fan body 4 is moved for angle adjustment.

[0042] See attached Figure 3 In the above embodiment, the cover 120 is provided with a strip-shaped limiting hole 121, and the shaft body 220 passes through the strip-shaped limiting hole 121 and can swing along the opening direction of the strip-shaped limiting hole 121. In the embodiment, the shaft body 220 of the ball shaft 2 is a hollow cylinder, and the strip-shaped limiting hole 121 is in the shape of a straight slot. The strip-shaped limiting hole 121 on the cover 120 stipulates that the shaft body 220 and the fan body 4 connected thereto can only swing in the opening direction of the strip-shaped limiting hole 121, so as to avoid excessive swinging without angle restriction, which may cause distortion or wear of the wire in the ball shaft 2.

[0043] See attached Figure 6 In the above embodiment, the fan body 4 includes a fan housing 410, a mounting seat 4121 is provided at the center of the fan housing 410, a motor 420 and a fan blade 430 connected to the motor 420 are installed on the mounting seat 4121, and a third through hole 4112 connected to the second through hole 230 is provided at the bottom of the fan housing 410 for electrical connection between the motor 420 and the power source 130. In the embodiment, the wire in the handle 1 is connected to the second through hole 230 of the ball shaft 2 through the first through hole 1111 at the bottom of the ball seat 111 to enter the ball shaft 2, and then enters the fan housing 410 through the third through hole 4112 at the bottom of the fan housing 410, and is finally connected to the motor 420.

[0044] See attached Figure 6In the above embodiment, the fan housing 410 is a double-layer structure, including an outer housing 411 and an inner bracket 412, a mounting seat 4121 is arranged on the inner bracket 412, and at least one fan cover 440 is installed at the air inlet and the air outlet of the fan housing 410. In the embodiment, the shape of the fan cover 440 is adapted to the opening shape of the outer housing 411, and a buckle structure that cooperates with each other is provided between the inner bracket 412 and the fan cover 440, so that the fan cover 440 can be detachably mounted on the inner bracket 412. In the embodiment, the buckle structure that cooperates with each other can realize the rapid assembly between the inner bracket 412 and the fan cover 440, and the double-layer structure can also hide the buckle structure inside the fan housing 410, which is convenient for installation and disassembly.

[0045] See attached Figure 3 In the above embodiment, the handle 1 further includes a circuit board 140 installed in the handle 1, a switch 141 is provided on the circuit board 140, a button 150 is provided on the side of the handle 1 and connected to the switch 141, and the circuit board 140 is electrically connected to the power supply 130. In the embodiment, the circuit board 140 in the handle 1 is used to realize the control of the motor 420, and the switch 141 is indirectly triggered by pressing the button 150 from the outside of the handle 1 to realize the start and stop and speed of the motor 420 and the fan blade 430.

[0046] See attached Figure 3 The circuit board 140 is also provided with a charging interface 142, which is connected to the side of the handle 1 and is used to charge the power source 130. In the embodiment, the power source 130 is a rechargeable lithium battery, and the charging interface 142 is a Type-C interface. In order to indicate the working status, the circuit board 140 is also provided with an indicator light connected to the side of the handle 1, which is used to indicate the status of charging, charging completion, and the motor 420 working.

[0047] See attached Figure 2 In the above embodiment, a base 5 is further included, and the shape of the mounting interface 510 on the base 5 is adapted to the shape of the bottom of the handle 1, and is used to mount the handle 1 on the base 5. In the embodiment, the angle formed between the bottom plane of the base 5 and the mounting interface 510 is less than 90 degrees, so that when the handle 1 is mounted on the mounting interface 510 of the base 5, the angle formed between the handle 1 and the bottom plane of the base 5 is less than 90 degrees, that is, when the base 5 is placed on the desktop, the handle 1 is in an inclined state, which is convenient for the fan body 4 to blow out oblique wind upwards, adapt to the height of the desktop, and take into account the heat dissipation and cooling of the neck and head.

[0048] In summary, the present embodiment provides a handheld fan with adjustable angle. By arranging a ball shaft 2 and a corresponding ball seat 111 between the handle 1 and the fan body 4, the fan body 4 connected to the handle 1 can adjust the blowing angle; by arranging a damping gasket 3 between the ball body 210 of the ball shaft 2 and the ball seat 111, the relative positioning between the fan body 4 and the handle 1 after the angle is adjusted is facilitated; by arranging a positioning rod 4111 on the fan body 4, it is convenient to install it on the shaft body 220 of the ball shaft 2; by arranging a cover 120, it is convenient to limit the ball 210 to In the ball seat 111; by setting a strip-shaped limiting hole 121 on the cover 120, the shaft 220 and the fan body 4 connected thereto can be swung to adjust the angle along the opening direction of the strip-shaped limiting hole 121; by setting the fan housing 410 as a double-layer structure and installing a fan cover 440 with a snap-on structure at the air inlet and the air outlet, it is easy to install and disassemble; by setting a base 5, it is convenient to stand the handheld fan firmly on the desktop; this embodiment can adjust the angle of the fan body according to the user's usage requirements to change the blowing angle, and is easy to carry and use.

[0049] The embodiment described above is only one of the more preferred specific embodiments of the present invention. Common changes and substitutions made by technicians in this field within the technical solution of the present invention should be included in the protection scope of the present invention.

Claims

1. An angle-adjustable handheld fan, characterized in that: include: A handle (1), wherein a power source (130) is provided in the handle (1), a ball seat (111) is provided at the top of the handle (1), and a first through hole (1111) is formed in the ball seat (111); A ball shaft (2), wherein a ball body (210) is provided at the lower end of the ball shaft (2), the ball body (210) is movably mounted in the ball seat (111), and the ball body (210) is provided with a second through hole (230) corresponding to the first through hole (1111); A damping gasket (3) installed between the ball seat (111) and the ball (210); A fan body (4) is connected to the upper end of the ball shaft (2); the power source (130) passes through the first through hole (1111) and the second through hole (230) via a wire, enters the ball shaft (2) and is electrically connected to the fan body (4).

2. The angle-adjustable handheld fan according to claim 1, characterized in that: The ball shaft (2) further comprises a shaft body (220) connected to the top end of the ball body (210); the fan body (4) is provided with a positioning rod (4111); and the fan body (4) is mounted on the shaft body (220) via the positioning rod (4111).

3. The angle-adjustable handheld fan according to claim 2, characterized in that: The handle (1) comprises a handle housing (110) and a cover (120), the ball seat (111) being formed on the top of the handle housing (110), and the cover (120) being sleeved on the shaft (220) and fixed to the top of the handle housing (110).

4. The angle-adjustable handheld fan according to claim 3, characterized in that: The cover (120) is provided with a strip-shaped limiting hole (121), and the shaft (220) passes through the strip-shaped limiting hole (121) and can swing along the opening direction of the strip-shaped limiting hole (121).

5. An angle-adjustable handheld fan according to any one of claims 1 to 4, characterized in that: The fan body (4) comprises a fan casing (410), a mounting seat (4121) is provided at a central position in the fan casing (410), a motor (420) and a fan blade (430) connected to the motor (420) are mounted on the mounting seat (4121), and a third through hole (4112) connected to the second through hole (230) is provided at the bottom of the fan casing (410) for electrically connecting the motor (420) to the power source (130).

6. The angle-adjustable handheld fan according to claim 5, characterized in that: The fan housing (410) is a double-layer structure, comprising an outer housing (411) and an inner support (412); the mounting seat (4121) is arranged on the inner support (412); and at least one fan cover (440) is installed at the air inlet and the air outlet of the fan housing (410).

7. The angle-adjustable handheld fan according to claim 6, characterized in that: The shape of the fan cover (440) is adapted to the opening shape of the outer shell (411), and a mutually matching snap-fit ​​structure is provided between the inner support (412) and the fan cover (440), so that the fan cover (440) can be detachably mounted on the inner support (412).

8. An angle-adjustable handheld fan according to any one of claims 1 to 4, characterized in that: The handle (1) further comprises a circuit board (140) installed in the handle (1); a switch (141) is provided on the circuit board (140); a button (150) is provided on the side of the handle (1) and is connected to the switch (141); and the circuit board (140) is electrically connected to the power source (130).

9. The angle-adjustable handheld fan according to claim 8, characterized in that: The circuit board (140) is also provided with a charging interface (142), and the charging interface (142) is connected to the side of the handle (1) and is used to charge the power source (130).

10. An angle-adjustable handheld fan according to any one of claims 1 to 4, characterized in that: It also comprises a base (5), wherein the shape of the mounting interface (510) on the base (5) is adapted to the shape of the bottom of the handle (1), and is used for mounting the handle (1) on the base (5).

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