Multi-mode portable fan

Abstract

The utility model discloses a multi-mode portable fan, which relates to the technical field of life electric appliances, and comprises a main body support module and a fan function module which are connected with each other, the fan function module is suitable for air outlet; the main body supporting module is suitable for being held by hand, and / or the main body supporting module is further suitable for being erected on the horizontal plane, and / or the main body supporting module is further suitable for being attracted to a fixed object in a magnetic coupling mode. The multifunctional fan mainly solves the problem of how to integrate the functions and advantages of various fan product forms such as a handheld fan, a desktop fan and a magnetic type cooling fan; according to the multi-mode portable fan, the functions and advantages of various fan product forms such as a handheld fan, a desktop fan and a magnetic type cooling fan are integrated, part of defects of the fan product forms are reduced, the user experience of the portable fan is improved, and the use modes of the portable fan are expanded.

Description

Technical Field

[0001] This utility model relates to the field of household appliance technology, specifically a multi-mode portable fan. Background Technology

[0002] With the development of related industrial technologies such as battery technology, motor miniaturization technology, circuit integration technology, and mold precision technology, the miniaturization of some household appliances has become possible. Among them, portable fans in various forms, such as handheld fans, desktop fans, outdoor fans, folding fans, and neck fans, are an important manifestation of the miniaturization of household appliances.

[0003] Existing handheld fans typically have a handle structure, which users can hold to conveniently use the fan for blowing air. However, holding a handheld fan while operating smart devices such as mobile phones, tablets, and handheld game consoles is rather inconvenient.

[0004] Existing desktop fans can be mounted on a desktop and are lightweight and easy to move. However, desktop fans have limited functionality and can only be used on a desktop, lacking other usage scenarios.

[0005] In addition, with the development of smart devices such as mobile phones and tablets, a new type of fan / heat radiator has emerged, namely a magnetic cooling fan that can be attached to a magnetic ring on the back of the smart device (the magnetic ring may be integrated inside the smart device or on the protective shell of the smart device). However, the function of this magnetic cooling fan is limited, only able to cool the smart device, and lacks other usage scenarios.

[0006] In conclusion, how to combine the functions and advantages of various fan product forms such as handheld fans, desktop fans, and magnetic cooling fans, while reducing some of the disadvantages of these fan product forms, has become one of the urgent problems to be solved. Utility Model Content

[0007] The purpose of this utility model is to provide a multi-mode portable fan that combines the functions and advantages of various fan product forms such as handheld fans, desktop fans and magnetic cooling fans, while reducing some of the disadvantages of the above-mentioned fan product forms.

[0008] To achieve the above objectives, this utility model provides the following technical solution: a multi-mode portable fan, comprising a main support module and a fan function module connected to each other; the fan function module is adapted to output air; the main support module is adapted to be held in hand, and / or, the main support module is also adapted to be mounted on a horizontal surface, and / or, the main support module is also adapted to be magnetically attached to a fixed object.

[0009] In the above technical solution, the fan function module is pivotally connected to the main support module; the fan function module can be housed relative to the main support module, and the fan function module can also be deployed relative to the main support module.

[0010] In the above technical solution, when the fan functional module is deployed relative to the main support module, the fan functional module can hover at a certain angle relative to the main support module.

[0011] In the above technical solution, the main support module includes at least a main shell; the main shell includes a main support portion and a fan storage portion connected to one side of the main support portion; the fan function module includes a fan shell, a motor, and fan blades; a mesh is provided on the fan shell, the motor is fixed in the mesh of the fan shell, and the fan blades are sleeved on the shaft of the motor, so that the motor can drive the fan blades to rotate in the mesh of the fan shell; the fan shell of the fan function module is pivotally connected to the fan storage portion of the main support module.

[0012] In the above technical solution, the fan housing of the fan functional module is provided with a pivot shaft; the fan storage part of the main support module includes several strips arranged in a frame shape; the pivot shaft of the fan functional module is pivotally connected to one of the strips of the main support module in a coaxial manner.

[0013] In the above technical solution, when the fan functional module is housed relative to the main support module, at least a portion of the fan housing of the fan functional module overlaps with the fan housing portion of the main support module in the thickness direction.

[0014] In the above technical solution, an adsorption body is provided at the main support part of the main shell; the adsorption body is used to adsorb the main support part of the main shell onto the fixed object in a magnetic coupling manner.

[0015] In the above technical solution, a support member is also provided at the main support portion of the main body shell; the support member can be housed relative to the main support module, and the support member can also be unfolded relative to the main support module; the support member is used to support the main support portion of the main body shell on a horizontal surface.

[0016] In the above technical solution, the main support module is further equipped with a circuit board and a battery; the circuit board is electrically connected to the battery; the circuit board is also electrically connected and / or signal connected to the fan function module.

[0017] Compared with the prior art, the beneficial effects of this utility model are as follows: The main support module of this utility model is suitable for being held in the hand, and / or, the main support module is also suitable for being mounted on a horizontal surface, and / or, the main support module is also suitable for being magnetically attached to a fixed object. In this way, the multi-mode portable fan of this utility model combines the functions and advantages of various fan product forms such as handheld fans, desktop fans and magnetic cooling fans, and reduces some of the disadvantages of the above-mentioned fan product forms, improves the user experience of portable fans, and expands the usage modes of portable fans. Attached Figure Description

[0018] Figure 1 This is a perspective view of the present invention in its stored state.

[0019] Figure 2 This is a perspective view of the present invention in its unfolded state.

[0020] Figure 3 This is a perspective view of the support component in the present invention in its unfolded state.

[0021] Figure 4 This is an exploded view of the present invention.

[0022] The attached figures are labeled as follows: 1. Main support module; 11. Main shell; 111. Main support part; 112. Fan storage part; 112a. Strip-shaped body; 113. Button; 12. Adsorption body; 13. Supporting component; 14. Circuit board; 15. Battery; 2. Fan function module; 21. Fan shell; 211. Mesh; 212. Pivot shaft; 22. Motor; 23. Fan blade. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] This embodiment provides a multi-mode portable fan that can be used for air output and has multiple usage modes.

[0025] Please see Figures 1-4 The multi-mode portable fan in this embodiment consists of a main support module 1 and a fan function module 2 that are interconnected.

[0026] Fan module 2 is designed for airflow.

[0027] The main support module 1 is suitable for being held in the hand, and / or, the main support module 1 is also suitable for being mounted on a horizontal surface, and / or, the main support module 1 is also suitable for being magnetically attached to a fixed object.

[0028] Specifically, the fan function module 2 is pivotally connected to the main support module 1; the fan function module 2 can be housed relative to the main support module 1 (i.e., Figure 1 (as shown in the diagram), and the fan function module 2 can also be deployed relative to the main support module 1 (i.e., ...). Figure 2 and Figure 3 (The state shown).

[0029] Furthermore, when the fan function module 2 is deployed relative to the main support module 1, the fan function module 2 can hover at a certain angle relative to the main support module 1.

[0030] Specifically, the main support module 1 includes at least a main shell 11. In this embodiment, the main shell 11 is composed of two semi-shells made of engineering plastic material that are arranged front to back and fixed to each other. The main shell 11 includes a main support portion 111 and a fan storage portion 112 connected to one side of the main support portion 111. In fact, the main support portion 111 and the fan storage portion 112 are integrally injection molded. In this embodiment, the main support portion 111 has a block-shaped structure to serve as the structural support base of the main support module 1.

[0031] The fan module 2 includes a fan housing 21, a motor 22, and fan blades 23. In this embodiment, the fan housing 21 is composed of two semi-shells made of engineering plastic material, which are arranged front to back and fixed to each other. The motor 22 is a small DC-driven motor with a rotating shaft. The fan blades 23 are made of engineering plastic material and have several blades arranged in the circumferential direction. A mesh 211 is provided on the fan housing 21. In fact, the mesh 211 is integrally injection molded with the body of the fan housing 21. The motor 22 is fixed in the mesh 211 of the fan housing 21 (specifically, it can be fixed by screws or clips). The fan blades 23 are sleeved on the rotating shaft of the motor 22 (the two are interference fit, key fit, or irregular fit), so that the motor 22 can drive the fan blades 23 to rotate in the mesh 211 of the fan housing 21, thereby realizing the air output function of the multi-mode portable fan in this embodiment.

[0032] The fan housing 21 of the fan function module 2 is pivotally connected to the fan storage part 112 of the main support module 1.

[0033] Specifically, a pivot shaft 212 is provided at the fan housing 21 of the fan functional module 2. In this embodiment, the pivot shaft 212 is integrally injection molded at the rear bottom side of the fan housing 21. The fan storage portion 112 of the main support module 1 includes a plurality of strips 112a arranged in a frame shape. That is, a plurality of strips 112a are integrally injection molded on one side of the main support portion 111 of the main housing 11, and the strips 112a are arranged in a frame shape, thereby constituting the fan storage portion 112. The pivot shaft 212 of the fan functional module 2 is pivotally connected to one of the strips 112a of the main support module 1 in a coaxial manner. In this embodiment, the pivot shaft 212 of the fan functional module 2 and the strip 112a of the main support module 1 are connected by a metal shaft (not shown in the figure). Furthermore, the pivot shaft 212, the metal shaft, and the strip 112a are in an interference fit relationship, so that there is damping between the three. In this way, the fan functional module 2 can be suspended at a certain angle relative to the main support module 1.

[0034] Please see Figure 1 Furthermore, when the fan function module 2 is stored relative to the main support module 1, at least a portion of the fan housing 21 of the fan function module 2 overlaps with the fan storage portion 112 of the main support module 1 in the thickness direction, so as to reduce the overall thickness of the multi-mode portable fan in this embodiment when stored; in this embodiment, the mesh 211 on the rear side of the fan housing 21 overlaps with the fan storage portion 112 in the thickness direction.

[0035] More specifically, an adsorbent 12 is disposed at the main support portion 111 of the main body shell 11. The adsorbent 12 is a magnetic ring (i.e., a ring-shaped permanent magnet). In this embodiment, the adsorbent 12 is embedded in the main support portion 111 of the main body shell 11 and is fixed by adhesive. The adsorbent 12 is used to magnetically couple the main support portion 111 of the main body shell 11 to the fixed object. In this way, the main support module 1 is suitable to be magnetically coupled to the fixed object.

[0036] More specifically, a support member 13 is also provided at the main support portion 111 of the main body shell 11. The support member 13 is a semi-annular engineering plastic component or a metal component. The support member 13 can be housed relative to the main support module 1, and the support member 13 can also be unfolded relative to the main support module 1. In this embodiment, a small pivot is integrally formed on one side of the support member 13, and the support member 13 is pivotally connected to the main support portion 111 of the main body shell 11 through the small pivot. The support member 13 is used to support the main support portion 111 of the main body shell 11 on a horizontal surface, so that the main support module 1 is suitable to be supported on a horizontal surface.

[0037] More specifically, the main support module 1 also includes a circuit board 14 and a battery 15. The circuit board 14 is a printed circuit board (PCB) housing at least a main control module, a motor 22 drive module, and other necessary peripheral circuits. The battery 15 is a rechargeable lithium battery. Both the circuit board 14 and the battery 15 are housed and fixed within the main support portion 111 of the main body housing 11 of the main support module 1. The circuit board 14 is electrically connected to the battery 15 via wires. The circuit board 14 is also electrically and / or signal-connected to the fan function module 2, specifically via wires. The motor 22 is electrically connected to drive the motor 22 to rotate. It is understood that the circuit board 14 is also equipped with a charging interface (e.g., a Type-C interface, not shown in the figure), which extends from the main body shell 11 to provide charging function for the battery 15. It is understood that the circuit board 14 is also equipped with a micro switch, and a button 113 is embedded in the main body shell 11 of the main body support module 1. The button 113 is aligned with the micro switch. Pressing the button 113 can trigger the micro switch, thereby realizing the start / stop and speed adjustment of the motor 22, and thus realizing the on / off and wind speed adjustment of the multi-mode portable fan of this embodiment.

[0038] The multi-mode portable fan in this embodiment can... Figure 1 In the manner shown, the fan function module 2 is housed relative to the main support module 1. At this time, at least a portion of the fan housing 21 of the fan function module 2 overlaps with the fan housing portion 112 of the main support module 1 in the thickness direction, so that the multi-mode portable fan of this embodiment has a low thickness, making it easy to carry and store.

[0039] In this embodiment of the multi-mode portable fan, when the fan function module 2 is unfolded relative to the main support module 1, the fan function module 2 can hover at a certain angle relative to the main support module 1, and can at least achieve the following usage modes:

[0040] 1. The user holds the main support module 1, and uses the multi-mode portable fan of this embodiment as a handheld fan;

[0041] 2. Unfold the support member 13 at the main support part 111. Through the cooperation of the main shell 11 and the support member 13, the main support module 1 is erected on a horizontal surface (e.g., a desktop, chair, bookshelf, and ground), and the multi-mode portable fan of this embodiment is used as a desktop fan.

[0042] 3. The main support portion 111 of the main body shell 11 is magnetically attached to a fixed object (such as a magnetic ring on a smart device like a mobile phone or tablet, or a magnetic ring on a protective case of a smart device like a mobile phone or tablet) by means of the adsorption body 12 at the main support portion 111. At this time, when the fan function module 2 is stored relative to the main support module 1, the multi-mode portable fan of this embodiment can act as a heat sink for the smart device. Alternatively, when the fan function module 2 is unfolded relative to the main support module 1, the user can conveniently use the fan while operating the smart device.

[0043] The multi-mode portable fan of this embodiment has a main support module 1 that is suitable for being held in the hand, and / or, the main support module 1 is also suitable for being mounted on a horizontal surface, and / or, the main support module 1 is also suitable for being magnetically attached to a fixed object. In this way, the multi-mode portable fan of this embodiment combines the functions and advantages of various fan product forms such as handheld fans, desktop fans and magnetic cooling fans, and reduces some of the disadvantages of the above-mentioned fan product forms, improves the user experience of portable fans, and expands the usage modes of portable fans.

[0044] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A multi-mode portable fan, characterized in that, This includes interconnected main support modules and fan functional modules; The fan module is designed for air output; The main support module is suitable for being held in the hand, and / or, the main support module is also suitable for being mounted on a horizontal surface, and / or, the main support module is also suitable for being magnetically attached to a fixed object.

2. The multi-mode portable fan according to claim 1, characterized in that, The fan function module is pivotally connected to the main support module; The fan function module can be housed relative to the main support module, and the fan function module can also be deployed relative to the main support module.

3. The multi-mode portable fan according to claim 2, characterized in that, When the fan functional module is deployed relative to the main support module, the fan functional module can hover at a certain angle relative to the main support module.

4. The multi-mode portable fan according to claim 2 or 3, characterized in that, The main support module includes at least a main shell; The main body shell includes a main body support portion and a fan storage portion connected to one side of the main body support portion; The fan functional module includes a fan housing, a motor, and fan blades; The fan housing is provided with a mesh, the motor is fixed in the mesh of the fan housing, and the fan blades are sleeved on the motor shaft, so that the motor can drive the fan blades to rotate in the mesh of the fan housing. The fan housing of the fan functional module is pivotally connected to the fan storage portion of the main support module.

5. The multi-mode portable fan according to claim 4, characterized in that, The fan housing of the fan functional module is provided with a pivot shaft; The fan storage section of the main support module includes several strip-shaped bodies arranged in a frame-like shape; The pivot shaft of the fan functional module is pivotally connected to one of the strips of the main support module in a coaxial manner.

6. The multi-mode portable fan according to claim 5, characterized in that, When the fan functional module is housed relative to the main support module, at least a portion of the fan housing of the fan functional module overlaps with the fan housing portion of the main support module in the thickness direction.

7. The multi-mode portable fan according to claim 4, characterized in that, An adsorption body is provided at the main support part of the main body shell; The adsorbent is used to magnetically attach the main support portion of the main shell to a fixed object.

8. The multi-mode portable fan according to claim 4, characterized in that, The main body support portion of the main shell is also equipped with a support component; The support member can be housed relative to the main support module, and the support member can also be deployed relative to the main support module; The supporting member is used to erect the main supporting part of the main shell on a horizontal surface.

9. The multi-mode portable fan according to any one of claims 1-3, characterized in that, The main support module is also equipped with a circuit board and a battery; The circuit board is electrically connected to the battery; The circuit board is also electrically and / or signal-connected to the fan functional module.

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