Fan convenient to store

Abstract

The utility model discloses a fan convenient to store, which belongs to the field of fans and comprises a protective outer shell, a protective inner shell, a base, a device outer shell, a control panel, a switch, a power motor and fan blades. When the device is used, the switch in the center of the back of the device outer shell is pressed, the switch controls the power motor to operate through the control panel, the power motor operates to drive the fan blades to rotate, and wind power generated by rotation of the fan blades located between the protective outer shell and the protective inner shell blows air to a user through the hollowed-out protective outer shell and the protective inner shell. The protective outer shell and the protective inner shell can protect a user, the user is prevented from being hurt due to touch when the fan blades rotate, the switch on the back of the device shell is pressed after use, the power motor is turned off, the power motor stops running to stop rotation of the fan, the base is rotated in the direction of the device shell at the moment, and the fan blades are prevented from being damaged. The base rotates to be parallel to the device shell, the storage size of the fan is reduced, and a user can carry and store the fan conveniently.

Description

Technical Field

[0001] The utility model relates to the field of fans, in particular to a fan which is easy to store. Background Art

[0002] Electric fan is also called fan or blower. It is a household appliance that uses an electric motor to drive the blades to rotate to accelerate the circulation of air. It is mainly used for cooling and circulating air. It is widely used in homes, classrooms, offices, shops, hospitals, hotels and other places.

[0003] In order to facilitate carrying and use, existing fans include small fans for users to carry, store and use. Small fans require a base to support the fan body during rotation. When carried, the base will increase the carrying and storage volume, which will affect the carrying and storage of users to a certain extent. Summary of the invention

[0004] The utility model aims to solve the problem raised in the background technology and designs a fan which is easy to store.

[0005] To achieve the above-mentioned purpose, the technical solution of the utility model is a fan that is easy to store, including a protective outer shell, a protective inner shell, a base, a device shell, a control panel, a switch, a power motor, and fan blades. The protective outer shell is embedded in the inner side of the front face of the protective inner shell, the base is located below the protective inner shell and is rotatably connected to the bottom of the protective inner shell, the device shell is located at the back of the protective inner shell and is fixedly connected to the protective inner shell, the control panel is located at the center position inside the device shell and is fixedly connected to the device shell, the switch is located at the center position at the back of the device shell and is electrically connected to the control panel, the power motor is located in the protective inner shell and is fixedly connected to the protective inner shell, the fan blades are located in the protective inner shell and are fixedly connected to the output end of the power motor, and the power motor is electrically connected to the control panel.

[0006] Beneficial effects:

[0007] The utility model provides a fan which is easy to store and has the following beneficial effects. The device uses a switch to operate a control panel through its structural design. When the fan needs to be turned on, the switch at the center of the back of the device shell is pressed. The switch controls the operation of the power motor through the control panel. The operation of the power motor drives the fan blades to rotate. The wind force generated by the rotation of the fan blades between the protective outer shell and the protective inner shell blows air to the user through the hollow-shaped protective outer shell and the protective inner shell. The protective outer shell and the protective inner shell can protect the user to prevent someone from being injured by touching the fan blades when they rotate. After use, the switch on the back of the device shell is pressed to turn off the power motor. The power motor stops running and the fan stops rotating. At this time, the base is rotated toward the device shell, and the base rotates parallel to the device shell, thereby reducing the storage volume of the fan and making it convenient for users to carry and store it. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 It is a front structural schematic diagram of a fan that is easy to store according to the utility model;

[0009] Figure 2 It is a side structural schematic diagram of a fan that is easy to store according to the utility model;

[0010] Figure 3 It is a side sectional view of a fan that is easy to store according to the utility model;

[0011] Figure 4 It is a schematic diagram of the back structure of a fan that is easy to store according to the utility model;

[0012] Figure 5 It is a schematic diagram of the bottom structure of a fan that is easy to store according to the utility model;

[0013] Figure 6 It is a schematic diagram of the internal structure of the base of the utility model.

[0014] In the figure, 1. protective outer shell; 2. protective inner shell; 3. base; 4. device outer shell; 5. control panel; 6. switch; 7. power motor; 8. fan blades; 9. support plate; 10. spring; 11. block; 12. anti-slip pad. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] In the description of the present invention, it should be noted that the terms "upper / lower end", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the 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 limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0017] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "setting / sleeving", "sleeve connection", "connection", etc. should be understood in a broad sense. For example, "connection" 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0018] See also Figure 1-6 The utility model provides a technical solution: a fan that is easy to store, including a protective outer shell 1, a protective inner shell 2, a base 3, a device shell 4, a control board 5, a switch 6, a power motor 7, and a fan blade 8. The protective outer shell 1 is embedded in the inner side of the front of the protective inner shell 2, the base 3 is located below the protective inner shell 2 and is rotatably connected to the bottom of the protective inner shell 2, the device shell 4 is located at the back of the protective inner shell 2 and is fixedly connected to the protective inner shell 2, the control board 5 is located at the center position inside the device shell 4 and is fixedly connected to the device shell 4, the switch 6 is located at the center position of the back of the device shell 4 and is electrically connected to the control board 5, the power motor 7 is located in the protective inner shell 2 and is fixedly connected to the protective inner shell 2, the fan blade 8 is located in the protective inner shell 2 and is fixedly connected to the output end of the power motor 7, and the power motor 7 is electrically connected to the control board 5.

[0019] When the fan is used, the support plate 9 below the base 3 is pulled outward, and the block 11 located inside the support plate 9 moves inward. When the support plate 9 is pulled outward to a certain distance, the spring 10 pushes the block 11 to contact with the groove on the base 3, slightly limiting the support plate 9 to prevent the support plate 9 from sliding at will. The base 3 is enlarged by the support plate 9, so that the contact area between the fan and the ground is enlarged, making it more stable when used. When stored, the support plate 9 is pushed toward the inner direction of the base 3 to reset the support plate 9.

[0020] In the utility model, the protective inner shell 2 and the protective outer shell 1 are shaped as a hollow cover-like structure. The protective outer shell 1 and the protective inner shell 2 of the hollow cover-like structure can play a protective role while not hindering the fan blades 8 from blowing air, thereby preventing people from being scratched by the rotating fan blades 8.

[0021] In the present invention, the position of the switch 6 corresponds to the position of the control board 5. By placing the control board 5 and the switch 6 in corresponding positions, less consumables are required for the wire connection between the control board 5 and the switch 6.

[0022] In the utility model, an anti-skid pad 12 is provided at the bottom of the base 3, and the anti-skid pad 12 is fixedly connected to the bottom of the base 3. The anti-skid pad 12 under the base 3 can enhance the friction between the base 3 and the ground, making the operation of the fan more stable.

[0023] Through the personnel in this field, all the electrical components in this case are connected to their corresponding power supplies through wires, and a suitable controller should be selected according to the actual situation to meet the control requirements. The specific connection and control sequence should refer to the following working principle, and the electrical connection between the electrical components is completed in the order of working in sequence. The detailed connection means are well-known technologies in this field. The following mainly introduces the working principle and process, and no longer explains the electrical control.

[0024] In this embodiment: when the user uses the fan, the support plate 9 under the base 3 is pulled outward. When the support plate 9 is pulled outward, the block 11 located inside the support plate 9 moves inward. When the support plate 9 is pulled outward to a certain distance, the spring 10 pushes the block 11 to contact the groove on the base 3, slightly limiting the support plate 9 to prevent the support plate 9 from sliding at will. The base 3 is enlarged by the support plate 9, so that the contact area between the fan and the ground is increased and more stable. When turning on the fan, the switch 6 at the back center of the device shell 4 is pressed. The switch 6 controls the operation of the power motor 7 through the control panel 5. The operation of the power motor 7 drives the fan blades 8 to rotate, and the fan located between the protective outer shell 1 and the protective inner shell 2 The wind force generated by the rotation of the blades 8 blows toward the user through the hollow protective outer shell 1 and the protective inner shell 2. The friction between the base 3 and the ground can be strengthened through the anti-slip pad 12 under the base 3, making the operation of the fan more stable. The protective outer shell 1 and the protective inner shell 2 can protect the user to prevent someone from being injured by touching the fan blades 8 when they rotate. After use, press the switch 6 on the back of the device shell 4 to turn off the power motor 7. The power motor 7 stops running and the fan 8 stops rotating. At this time, the base 3 is rotated toward the device shell 4, and the base 3 rotates parallel to the device shell 4. Then, the support plate 9 is pushed toward the inside of the base 3 to reset the support plate 9 to complete the storage of the fan.

[0025] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fan that is easy to store, comprising a protective outer shell (1), a protective inner shell (2), a base (3), a device shell (4), a control panel (5), a switch (6), a power motor (7), and fan blades (8), characterized in that: The protective outer shell (1) is embedded in the inner side of the front of the protective inner shell (2); the base (3) is located below the protective inner shell (2) and is rotatably connected to the bottom of the protective inner shell (2); the device outer shell (4) is located at the back of the protective inner shell (2) and is fixedly connected to the protective inner shell (2); the control board (5) is located at the center of the device outer shell (4) and is fixedly connected to the device outer shell (4); the switch (6) is located at the center of the back of the device outer shell (4) and is electrically connected to the control board (5); the power motor (7) is located in the protective inner shell (2) and is fixedly connected to the protective inner shell (2); the fan blade (8) is located in the protective inner shell (2) and is fixedly connected to the output end of the power motor (7); and the power motor (7) is electrically connected to the control board (5).

2. The storable fan according to claim 1, characterized in that: A support plate (9) is provided on the base (3), the support plate (9) is slidably connected to the base (3), a spring (10) is provided on the support plate (9), the spring (10) is located inside the support plate (9) and is fixedly connected to the support plate (9), a clamping block (11) is provided on the support plate (9), the clamping block (11) is located inside the support plate (9) and is slidably connected to the support plate (9), and the clamping block (11) is fixedly connected to the spring (10).

3. The storable fan according to claim 1, characterized in that: The protective inner shell (2) and the protective outer shell (1) are in the shape of a hollow cover-like structure.

4. The storable fan according to claim 1, characterized in that: The position of the switch (6) corresponds to the position of the control panel (5).

5. The storable fan according to claim 1, characterized in that: An anti-skid pad (12) is provided at the bottom of the base (3), and the anti-skid pad (12) is fixedly connected to the bottom of the base (3).

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