Multifunctional handheld fan

Abstract

The utility model discloses a multifunctional handheld fan, which comprises a handle, a fan main body and a control circuit board, the fan main body is arranged on the handle and can generate wind, the control circuit board is arranged in the handle, a rechargeable battery for supplying power is arranged in the handle, the control circuit board is connected with the rechargeable battery, and the control circuit board is further electrically connected with the fan main body. A rotating structure is arranged between the handle and the fan body, the angle of the fan body can be adjusted relative to the handle through the rotating structure so as to meet different use requirements of different users, the fan body can be folded and attached to the handle through the rotating structure, and then the height of the multifunctional handheld fan is further reduced. The storage and the carrying are more convenient; the handle is further provided with a charging structure which is electrically connected with the control circuit board and used for charging external electronic products, that is, the external electronic products are charged through the charging structure, the function of a power bank is achieved, and the multifunctional power bank has multiple functions so as to meet different use requirements of different users.

Description

Technical Field

[0001] The utility model relates to the technical field of fan products, in particular to a multifunctional handheld fan. Background Art

[0002] Handheld fans are deeply loved by consumers because of their easy carrying, intelligent control, strong versatility, rechargeable, low cost of use, simple and elegant appearance, solid structure, small size and light weight. In outdoor activities, they bring more comfort to more consumers and let them feel the coolness of summer.

[0003] The Chinese utility model application number 202020519972.2 discloses a handheld fan with a charging function, including a handheld fan main body, the handheld fan main body including a charging base, a handheld handle, a load-bearing mounting ring seat, a driving motor, fan blades, a front mesh cover and a rear mesh cover, a rechargeable battery is arranged on the lower inner side of the handheld handle, a power switch is arranged in the middle of the upper front side of the handheld handle, a first-level gear button is arranged on the front side of the handheld handle and below the power switch, a second-level gear button is arranged on the front side of the handheld handle and below the first-level gear button, and a third-level gear button is arranged on the front side of the handheld handle and below the second-level gear button. The handheld fan main body can be charged and reused, which effectively improves the practicality of use. The output power of the driving motor can be directly controlled and adjusted by the first-level gear button, the second-level gear button and the third-level gear button, which is simple and convenient.

[0004] The above-mentioned handheld fan has the function of being recharged and reused, and can adjust different air volumes through different gears, which are all conventional functional uses of the handheld fan. It cannot be folded to further reduce the volume, and is not convenient to store and carry. The handheld fan cannot be powered externally to power electronic products such as mobile phones, and is not convenient to use.

[0005] In view of this, the inventor proposes the following technical solution. Utility Model Content

[0006] The utility model aims to overcome the deficiencies of the prior art and provide a multifunctional handheld fan.

[0007] In order to solve the above technical problems, the utility model adopts the following technical solutions: the multifunctional handheld fan comprises a handle, a fan body installed on the handle and capable of generating wind, and a control circuit board installed in the handle; a rechargeable battery for power supply is arranged inside the handle; the control circuit board is connected to the rechargeable battery, and the control circuit board is also electrically connected to the fan body; a rotating structure is arranged between the handle and the fan body; the angle of the fan body can be adjusted relative to the handle through the rotating structure, and the fan body can also be folded and fitted onto the handle through the rotating structure; the handle is also provided with a charging structure which is electrically connected to the control circuit board and is used to charge external electronic products.

[0008] Furthermore, in the above technical solution, the front end surface of the handle is set as a plane. When the fan body can be rotated 90° relative to the handle through the rotating structure, the plane is placed on the desktop as a standing surface to support the fan body.

[0009] Furthermore, in the above technical solution, the rotating structure includes a convex seat arranged on the rear side of the lower end of the fan body and a concave seat arranged on the rear side of the upper end of the handle, the concave seat has an installation groove, and the inner walls on both sides of the installation groove are provided with shaft bodies, and shaft holes matching the shaft bodies are provided on both sides of the convex seat, the convex seat is installed in the installation groove, and the shaft body is passed through and installed in the shaft hole, and can rotate relatively.

[0010] Furthermore, in the above technical solution, a plurality of continuously distributed gear position protrusions are arranged on the outside of the shaft body, and a plurality of continuously distributed gear position grooves are arranged on the inside of the shaft hole, and the gear position protrusions are placed in the gear position grooves.

[0011] Furthermore, in the above technical solution, the boss includes a boss body integrally formed on the rear side of the lower end of the fan body and a cover box fixed to the boss body by screws. The cross-sections of the boss body and the cover body are both semicircular, and the axial hole is formed between the boss body and the cover body.

[0012] Furthermore, in the above technical solution, the charging structure is a power output interface, which is installed on the control circuit board and exposed on the outer surface of the handle.

[0013] Furthermore, in the above technical solution, the charging structure is a charging cable, which is stored in the handle and can be pulled outward relative to the handle.

[0014] Furthermore, in the above technical solution, the handle is provided with a first groove body for accommodating the wire body of the charging cable and a second groove body for accommodating the plug of the charging cable and connected to the first groove body, and the end of the second groove body is also provided with an inclined surface for conveniently buckling out the plug, wherein the inner wall of the second groove body is provided with a plurality of vertically distributed fastening ribs, and the fastening ribs are in compression contact with the plug to position the plug.

[0015] Furthermore, in the above technical solution, the handle includes a left shell and a right shell that are interlocked and fixed together; a positioning sleeve is provided on the wire body, a positioning block is provided inside the left shell, the positioning block is provided with a first positioning groove, and a second positioning groove adapted to the first positioning groove is provided on the inner wall of the right shell, the lower end of the positioning sleeve is embedded in the first positioning groove, and the upper end of the positioning sleeve is embedded in the second positioning groove.

[0016] Furthermore, in the above technical solution, the control circuit board is provided with control buttons for switching and adjusting the wind speed of the fan body, a charging port for the electrical properties of the rechargeable battery, and multiple indicator lights showing the battery power. The indicator lights are displayed in the window on the handle, and a button cooperating with the control buttons is provided on the handle, and the charging port is displayed outside the handle.

[0017] After adopting the above technical scheme, the utility model has the following beneficial effects compared with the prior art: when in use, the angle of the fan body can be adjusted relative to the handle through the rotating structure, and then the elevation angle of the fan body can be adjusted to meet the different usage requirements of different users, and the fan body can also be folded and fit on the handle through the rotating structure, thereby further reducing the height of the multifunctional handheld fan, which is more convenient for collection and carrying. In addition, the handle is also provided with a charging structure that is electrically connected to the control circuit board and is used to charge external electronic products, that is, the multifunctional handheld fan of the utility model can also charge external electronic products through the charging structure to realize the function of a power bank, which is extremely convenient to use. That is, the utility model has multiple functions to meet the different usage requirements of different users and has strong market competitiveness. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional diagram of the utility model;

[0019] Figure 2 It is a stereogram of another viewing angle of the utility model;

[0020] Figure 3 This is a structural diagram of the fan body and the handle of the utility model after being rotated 90 degrees relative to each other;

[0021] Figure 4 This is a structural diagram of another viewing angle after the fan body and the handle of the utility model are relatively rotated 90 degrees;

[0022] Figure 5 This is a structural exploded view of the fan body and the handle of the utility model after being rotated 90 degrees relative to each other;

[0023] Figure 6 It is a three-dimensional diagram of the right housing in the utility model;

[0024] Figure 7It is a structural diagram after the fan body and the handle of the utility model are relatively rotated 180 degrees. DETAILED DESCRIPTION

[0025] The utility model is further described below in conjunction with specific embodiments and drawings.

[0026] See Figure 1-7 As shown, a multifunctional handheld fan comprises a handle 1, a fan body 2 installed on the handle 1 and capable of generating wind, and a control circuit board 3 installed in the handle 1. A rechargeable battery 4 for power supply is arranged inside the handle 1. The control circuit board 3 is connected to the rechargeable battery 4, and the control circuit board 3 is also electrically connected to the fan body 2. When in use, the user can directly hold the handle 1 by hand and make the fan body 2 face the body or head. The fan body 2 is powered by the rechargeable battery 4 and controlled by the control circuit board 3 to generate wind, thereby cooling the body or head to achieve the purpose of cooling. This is a conventional technology of a handheld fan in the prior art.

[0027] In order to improve the convenience of use and make the multifunctional handheld fan easy to store and carry, the following design is also made: a rotating structure is arranged between the handle 1 and the fan body 2, and the fan body 2 can adjust the angle relative to the handle 1 through the rotating structure, thereby adjusting the elevation angle of the fan body 2 to meet the different usage requirements of different users, and the fan body 2 can also be folded and fitted on the handle 1 through the rotating structure, thereby further reducing the height of the multifunctional handheld fan, which is more convenient for collection and carrying. In addition, a charging structure is also arranged on the handle 1, which is electrically connected to the control circuit board 3 and is used to charge external electronic products. That is, the multifunctional handheld fan of the utility model can also charge external electronic products through the charging structure to realize the function of a power bank, which is extremely convenient to use. That is, the utility model has multiple functions to meet the different usage requirements of different users and has strong market competitiveness.

[0028] In addition, the front end surface of the handle 1 is set as a plane 10. When the fan body 2 can be rotated 90° relative to the handle 1 through the rotating structure, the plane 10 is placed on the desktop as a standing surface to support the fan body 2. At this time, the handle 1 is placed on the desktop as a base to support the fan body 2, thereby realizing the function of a desktop fan. The plane 10 is set on the front end surface of the handle 1, and its length is large and the contact area with the desktop is large, so that stable support standing can be achieved, which is more convenient to use.

[0029] The rotating structure includes a convex seat 21 arranged at the rear side of the lower end of the fan body 2 and a concave seat 11 arranged at the rear side of the upper end of the handle 1, the concave seat 11 has a mounting groove 111, the inner walls on both sides of the mounting groove 111 are provided with shaft bodies 112, and both sides of the convex seat 21 are provided with shaft holes 211 adapted to the shaft bodies 112, the convex seat 21 is installed in the mounting groove 111, and the shaft body 112 is penetrated and installed in the shaft hole 211, and can rotate relatively, and its assembly structure is extremely stable. Of course, it can also be reversed, the convex seat is arranged at the rear side of the upper end of the handle 1, and the concave seat is arranged at the rear side of the lower end of the fan body 2, and the assembly structure is basically the same, and the purpose of assembling the rotating structure can also be achieved.

[0030] In order to achieve positioning after the shaft body 112 rotates relative to the shaft hole 211, the following design is also made: the shaft body 112 is provided with a plurality of continuously distributed gear convex parts 113 on the outside, and the shaft hole 211 is provided with a plurality of continuously distributed gear grooves 212 on the inside, and the gear convex parts 113 are placed in the gear grooves 212. That is to say, when the shaft body 112 rotates relative to the shaft hole 211, the gear convex parts 113 are placed in the gear grooves 212, which achieves the purpose of gear positioning, and it is not easy to rotate by itself, thereby ensuring the stability of the structure.

[0031] Among them, the boss 21 includes a boss body 201 integrally formed on the rear side of the lower end of the fan body 2 and a cover body 202 locked on the boss body 201 by screws 203. The cross-sections of the boss body 201 and the cover body 202 are both semicircular, and the shaft hole 211 is formed between the boss body 201 and the cover body 202.

[0032] The above is a detailed description of the specific structure of the charging structure:

[0033] The first structure: the charging structure is a power output interface, which is installed on the control circuit board 3 and exposed on the outer surface of the handle 1. When in use, the power output interface is connected to an external charging line, and the charging line is connected to the electronic product to charge the electronic product.

[0034] The first structure: the charging structure is a charging cable 5, which is stored in the handle 1 and can be pulled outward relative to the handle 1. When in use, the charging cable 5 is pulled outward relative to the handle 1, and the electronic product is directly connected to the charging cable 5 to charge the electronic product, which is extremely convenient to use.

[0035] Among them, the handle 1 is provided with a first groove body 12 for accommodating the wire body 51 of the charging wire 5 and a second groove body 13 for accommodating the plug 52 of the charging wire 5 and connected to the first groove body 12, and the end of the second groove body 13 is also provided with an inclined surface 131 for conveniently buckling out the plug 52, wherein the inner wall of the second groove body 13 is provided with a plurality of vertically distributed fastening ribs 132, and the fastening ribs 132 are squeezed and contacted with the plug 52 to position the plug 52, so that the charging wire 5 can be stably stored on the surface of the handle 1, which will not affect the normal use of the handle 1.

[0036] The handle 1 includes a left shell 101 and a right shell 102 which are fixed together by snapping, and can be fixed by a buckle or screwed; a positioning sleeve 53 is sleeved on the wire body 51, and a positioning block 15 is arranged inside the left shell 101, and the positioning block 15 is provided with a first positioning groove 151, and the inner wall of the right shell 102 is provided with a second positioning groove 103 adapted to the first positioning groove 151, and the lower end of the positioning sleeve 53 is embedded in the first positioning groove 151, and the upper end of the positioning sleeve 53 is embedded in the second positioning groove 103, thereby ensuring that the positioning sleeve 53 is stably installed in the handle 1, and thus being able to effectively position the charging cable 5, to prevent the charging cable 5 from being separated from the control circuit board when the charging cable 5 is pulled out relative to the handle, thereby ensuring that the function of the charging cable 5 can be used normally.

[0037] The control circuit board 3 is provided with control buttons for switching and adjusting the wind speed of the fan body 2, a charging port 31 for the electrical properties of the rechargeable battery 4, and multiple indicator lights showing the battery power. The indicator lights are exposed in the window 104 on the handle 1. The handle 1 is provided with a button 14 that cooperates with the control buttons, and the charging port 31 is exposed outside the handle 1.

[0038] To sum up, when in use, the fan body 2 can adjust the angle relative to the handle 1 through the rotating structure, and then adjust the elevation angle of the fan body 2 to meet the different usage requirements of different users, and the fan body 2 can also be folded and fitted on the handle 1 through the rotating structure, thereby further reducing the height of the multifunctional handheld fan, which is more convenient for collection and carrying. In addition, the handle 1 is also provided with a charging structure that is electrically connected to the control circuit board 3 and is used to charge external electronic products. That is, the multifunctional handheld fan of the utility model can also charge external electronic products through the charging structure to realize the function of a power bank, which is extremely convenient to use. That is, the utility model has multiple functions to meet the different usage requirements of different users and has strong market competitiveness.

[0039] Of course, the above description is only a specific embodiment of the present invention and is not intended to limit the scope of implementation of the present invention. Any equivalent changes or modifications made according to the structure, characteristics and principles described in the patent application scope of the present invention should be included in the patent application scope of the present invention.

Claims

1. A multifunctional handheld fan, comprising a handle (1), a fan body (2) mounted on the handle (1) and capable of generating wind, and a control circuit board (3) mounted in the handle (1), wherein a rechargeable battery (4) for power supply is arranged inside the handle (1), the control circuit board (3) is connected to the rechargeable battery (4), and the control circuit board (3) is also electrically connected to the fan body (2), characterized in that: A rotating structure is provided between the handle (1) and the fan body (2); the angle of the fan body (2) can be adjusted relative to the handle (1) via the rotating structure, and the fan body (2) can also be folded and fitted onto the handle (1) via the rotating structure; the handle (1) is also provided with a charging structure which is electrically connected to the control circuit board (3) and is used to charge external electronic products.

2. A multifunctional handheld fan according to claim 1, characterized in that: The front end surface of the handle (1) is arranged as a plane (10); when the fan body (2) can be rotated 90° relative to the handle (1) by the rotating structure, the plane (10) is placed on the desktop as a standing surface to support the fan body (2).

3. A multifunctional handheld fan according to claim 2, characterized in that: The rotating structure comprises a convex seat (21) arranged at the rear side of the lower end of the fan body (2) and a concave seat (11) arranged at the rear side of the upper end of the handle (1); the concave seat (11) has a mounting groove (111); shaft bodies (112) are arranged on the inner walls on both sides of the mounting groove (111); shaft holes (211) adapted to the shaft bodies (112) are arranged on both sides of the convex seat (21); the convex seat (21) is installed in the mounting groove (111), and the shaft body (112) is installed in the shaft hole (211) and can rotate relatively.

4. A multifunctional handheld fan according to claim 3, characterized in that: The shaft body (112) is provided with a plurality of continuously distributed gear position protrusions (113) on the outside, the shaft hole (211) is provided with a plurality of continuously distributed gear position grooves (212) on the inside, and the gear position protrusions (113) are placed in the gear position grooves (212).

5. A multifunctional handheld fan according to claim 4, characterized in that: The convex seat (21) comprises a convex seat body (201) integrally formed on the rear side of the lower end of the fan body (2) and a cover body (202) which is fixed to the convex seat body (201) by means of screws (203). The cross-sections of the convex seat body (201) and the cover body (202) are both semicircular. The shaft hole (211) is formed between the convex seat body (201) and the cover body (202).

6. A multifunctional handheld fan according to any one of claims 1 to 5, characterized in that: The charging structure is a power output interface, which is mounted on the control circuit board (3) and exposed on the outer surface of the handle (1).

7. A multifunctional handheld fan according to any one of claims 1 to 5, characterized in that: The charging structure is a charging cable (5), which is stored in the handle (1) and can be pulled outward relative to the handle (1).

8. The multifunctional handheld fan according to claim 7, characterized in that: The handle (1) is provided with a first slot body (12) for accommodating a cable body (51) of a charging cable (5) and a second slot body (13) for accommodating a plug (52) of the charging cable (5) and connected to the first slot body (12), and an inclined surface (131) is also provided at the end of the second slot body (13) for facilitating buckling out the plug (52), wherein a plurality of vertically distributed fastening ribs (132) are provided on the inner wall of the second slot body (13), and the fastening ribs (132) are in compression contact with the plug (52) to position the plug (52).

9. A multifunctional handheld fan according to claim 8, characterized in that: The handle (1) comprises a left shell (101) and a right shell (102) which are mutually engaged and fixed together; a positioning sleeve (53) is sleeved on the wire body (51); a positioning block (15) is arranged inside the left shell (101); the positioning block (15) is provided with a first positioning groove (151); the inner wall of the right shell (102) is provided with a second positioning groove (103) adapted to the first positioning groove (151); the lower end of the positioning sleeve (53) is embedded in the first positioning groove (151); and the upper end of the positioning sleeve (53) is embedded in the second positioning groove (103).

10. A multifunctional handheld fan according to any one of claims 1 to 5, characterized in that: The control circuit board (3) is provided with a control button for switching on and off and adjusting the wind speed of the fan body (2), a charging port (31) for checking the electrical properties of the rechargeable battery (4), and a plurality of indicator lights for displaying the battery power level, the indicator lights being exposed in a window (104) on the handle (1), the handle (1) being provided with a button (14) cooperating with the control button, and the charging port (31) being exposed outside the handle (1).

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