Handheld high-speed fan structure

Abstract

The utility model belongs to handheld electric fan technical field especially relates to handheld high -speed fan structure, including cylinder shell, motor, fan blade and battery compartment, the cylinder shell is equipped with the axial extension's air duct, one end of cylinder shell is equipped with the air intake, and the other end is equipped with the air outlet, the motor is located in the air duct, the fan blade is connected the main shaft of motor, the battery compartment is hinged in one side of cylinder shell, the axis of rotation of battery compartment is perpendicular with the axis of cylinder shell and sets up, the battery compartment is equipped with the battery of connecting motor, the battery compartment rotation forms T shape structure with cylinder shell, makes the battery compartment forms the handle structure of handheld, the battery compartment can overturn to one side of cylinder shell, and after overturning, the length direction of battery compartment is consistent with the axial direction of cylinder shell, can reduce the volume through folding therefore, is convenient for carrying and packing.

Description

Technical Field

[0001] This utility model belongs to the field of fan technology, and in particular relates to a handheld high-speed fan structure. Background Technology

[0002] A handheld fan is a portable, small fan, usually powered by batteries or a USB interface. It is lightweight and easy to carry, making it suitable for outdoor use. Due to its portability and practicality, handheld fans have become one of the essential items for modern people when going out in summer.

[0003] For example, Chinese utility model patent CN222185209U discloses a duct mechanism based on a high-speed fan and a handheld high-speed fan, which includes a duct shell assembly and a high-speed fan assembly; the inner cavity of the duct shell assembly defines a cylindrical air inlet and outlet channel, and the air inlet and outlet channel extends in a straight line, with the two ends of the air inlet and outlet channel being the air inlet and air outlet of the duct shell assembly, respectively; the high-speed fan assembly is housed and fixed in the duct shell assembly, and is used to drive airflow from the air inlet of the duct shell assembly into the air inlet and outlet channel, and jet out from the air outlet of the duct shell assembly. It also includes an air collecting hood assembly, which includes a main air collecting hood and an air outlet connected in sequence; the outlet end of the air outlet duct shell component of the air duct shell assembly is provided with a first thread, and the main air collecting hood of the air collecting hood assembly is provided with a second thread. The second thread of the main air collecting hood and the first thread of the air outlet duct shell component cooperate with each other to connect the air collecting hood assembly to the outlet end of the air outlet duct shell component.

[0004] The high-speed fan disclosed in the aforementioned patent documents utilizes an air collector assembly to increase airflow. However, adding an air collector assembly increases the overall length of the fan, and since the handle is a fixed structure, it also increases space, making it inconvenient to carry and requiring packaging volume, thus increasing costs. Utility Model Content

[0005] The purpose of this invention is to provide a handheld high-speed fan structure that solves the problem that existing handheld high-speed fans increase size by adding air ducts, making them inconvenient to carry and package.

[0006] To achieve the above objectives, this utility model provides a handheld high-speed fan structure, including a casing, a motor, fan blades, and a battery compartment. The casing has an axially extending air duct, with an air inlet at one end and an air outlet at the other. The motor is located within the air duct, and the fan blades are connected to the motor's main shaft. The battery compartment is hinged to one side of the casing, and its rotation axis is perpendicular to the axis of the casing. A battery connected to the motor is located within the battery compartment. The battery compartment rotates to form a T-shaped structure with the casing, thus creating a handheld handle.

[0007] Furthermore, the air inlet of the cylindrical shell is provided with a mesh shell, and the mesh shell is provided with multiple air holes.

[0008] Furthermore, a connecting portion extends from one side of the cylindrical shell, and the battery compartment is rotatably connected to the connecting portion.

[0009] Furthermore, a mounting groove is provided at the upper end of one side of the battery compartment, and connecting holes are provided on both sides of the mounting groove. The connecting part is located in the mounting groove, and pins extending into the connecting holes are provided on both sides of the connecting part.

[0010] Furthermore, the connecting part is provided with a fitting surface for fitting with the battery compartment; the mounting groove is provided with a limiting surface for limiting the side of the connecting part.

[0011] Furthermore, the bottom of the mounting slot is provided with a first wire-passing groove, and the connecting part is provided with a second wire-passing groove; the wires connecting the battery and the motor pass through the first wire-passing groove and the second wire-passing groove.

[0012] Furthermore, the bottom of the battery compartment is located on a supporting plane, and the battery compartment is flipped to one side of the cylindrical shell, with the supporting plane being lower than the bottom of the cylindrical shell.

[0013] Furthermore, the air outlet is also provided with a blower pipe, and multiple blowers are provided on the side of the blower pipe.

[0014] Furthermore, the air outlets on the side of the air blower tube have different orientations.

[0015] Furthermore, the motor is located at one end of the air duct near the air inlet, and the fan blades are located near the air inlet.

[0016] The above-mentioned technical solutions in the handheld high-speed fan structure provided in this embodiment of the utility model have at least the following technical effects:

[0017] 1. The battery compartment can be flipped to one side of the casing, and after flipping, the length of the battery compartment is aligned with the axis of the casing. Therefore, the volume can be reduced by folding, making it easier to carry and pack.

[0018] 2. When in use, the battery compartment can be flipped to form a T-shape with the outer shell, so the battery compartment can be held in hand. Attached Figure Description

[0019] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0020] Figure 1 This is a structural diagram of a handheld high-speed fan provided in an embodiment of the present invention.

[0021] Figure 2 This is a structural diagram of the other side of the handheld high-speed fan provided in an embodiment of the present invention.

[0022] Figure 3 A cross-sectional view of a handheld high-speed fan provided for an embodiment of this utility model.

[0023] Figure 4 The diagram shows the structure of the handheld high-speed fan with duct provided in the embodiment of this utility model.

[0024] Figure 5 This is a structural diagram of the battery compartment of the handheld high-speed fan provided in an embodiment of the present invention.

[0025] Figure 6 This is a structural diagram of the casing portion of a handheld high-speed fan provided in an embodiment of the present invention. Detailed Implementation

[0026] The embodiments of this utility model are described in detail below. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the embodiments of this utility model, and should not be construed as limiting the utility model.

[0027] In the description of the embodiments of this utility model, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. They are only for the convenience of describing the embodiments of this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0028] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of embodiments of this utility model, "a plurality of" means two or more, unless otherwise explicitly specified.

[0029] In this embodiment of the invention, unless otherwise explicitly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this embodiment of the invention according to the specific circumstances.

[0030] In one embodiment of the handheld high-speed fan structure of this utility model, please refer to... Figures 1 to 6 The handheld high-speed fan structure of this embodiment includes a housing 100, a motor 200, fan blades 300, and a battery compartment 400. The housing 100 has an axially extending air duct 101, with an air inlet 102 at one end and an air outlet 103 at the other. The motor 200 is located within the air duct 101, and the fan blades 300 are connected to the motor 200's main shaft. The battery compartment 400 is hinged to one side of the housing 100, and its axis of rotation is perpendicular to the axis of the housing 100. When the battery compartment 400 is folded, its length is aligned with the axis of the housing 100, thus reducing its size and making it easier to carry and package. The battery compartment 400 contains a battery 401 connected to the motor 200. The battery 401 supplies power to the motor 200, which drives the fan blades 300, creating airflow within the air duct 101, which is then blown out from the air outlet 103. Preferably, the motor 200 is a high-speed fan with a rotation speed of up to 20,000 revolutions per minute. The rotating battery compartment 400 forms a T-shaped structure with the cylindrical shell 100, making the battery compartment 400 a handheld handle structure. Therefore, the fan can be used by holding the battery compartment 400.

[0031] Furthermore, refer to Figures 1 to 3 The air inlet of the cylindrical shell 100 is provided with a mesh shell 110, which has multiple air holes 111. The mesh shell 110 can prevent foreign objects from entering the air duct 101.

[0032] Furthermore, refer to Figure 2 , Figure 3 , Figure 5 and Figure 6A connecting part 120 extends from one side of the cylindrical shell 100, and the battery compartment 400 is rotatably connected to the connecting part 120.

[0033] Furthermore, refer to Figure 5 and Figure 6 The upper end of one side of the battery compartment 400 is provided with a mounting groove 402, and the two sides of the mounting groove 402 are provided with connecting holes 403. The connecting part 120 is located in the mounting groove 402, and the two sides of the connecting part 120 are provided with pins 121 that extend into the connecting holes 403.

[0034] Furthermore, refer to Figure 5 and Figure 6 The connecting part 120 is provided with a fitting surface 122 for fitting with the battery compartment 400; the mounting groove 402 is provided with a limiting surface 404 for limiting the side of the connecting part 120. When the battery compartment 400 is unfolded or folded, the battery compartment 404 can be limited.

[0035] Furthermore, refer to Figure 2 , Figure 5 and Figure 6 The bottom of the mounting slot 402 is provided with a first wire-passing slot 405, and the connecting part is provided with a second wire-passing slot 123; the wires connecting the battery 401 and the motor 200 pass through the first wire-passing slot 405 and the second wire-passing slot 123.

[0036] Furthermore, refer to Figure 4 The bottom of the battery compartment 400 is located on the support plane 406. The battery compartment 406 is flipped to one side of the cylindrical shell 100, and the support plane 406 is lower than the bottom of the cylindrical shell 100. In this embodiment, the battery compartment 406 can be folded and placed on a table for air supply.

[0037] Furthermore, the air outlet 103 is also provided with an air blowing pipe 130, and multiple air blowing ports 131 are provided on the side of the air blowing pipe 130.

[0038] Furthermore, the air outlets 131 on the side of the air blower 130 have different orientations.

[0039] Furthermore, refer to Figure 3 and Figure 6 The motor 200 is located at one end of the air duct 101 near the air inlet 102, and the fan blade 300 is located near the air inlet 102. Therefore, when the length of the shell 100 is constant, the length of the air duct 101 can be maximized.

[0040] The above are merely preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A handheld high-speed fan structure, characterized in that, The device includes a casing, a motor, fan blades, and a battery compartment. The casing has an axially extending air duct, with an air inlet at one end and an air outlet at the other. The motor is located within the air duct, and the fan blades are connected to the motor's main shaft. The battery compartment is hinged to one side of the casing, and its axis of rotation is perpendicular to the axis of the casing. The battery compartment contains a battery connected to the motor. The battery compartment rotates to form a T-shaped structure with the cylindrical shell, thus forming a handheld handle structure.

2. The handheld high-speed fan structure according to claim 1, characterized in that: The air inlet of the cylindrical shell is equipped with a mesh shell, and the mesh shell has multiple air holes.

3. The handheld high-speed fan structure according to claim 1, characterized in that: A connecting portion extends from one side of the cylindrical shell, and the battery compartment is rotatably connected to the connecting portion.

4. The handheld high-speed fan structure according to claim 3, characterized in that: The upper end of one side of the battery compartment is provided with a mounting groove, and the two sides of the mounting groove are provided with connecting holes. The connecting part is provided in the mounting groove, and the two sides of the connecting part are provided with pins that extend into the connecting holes.

5. The handheld high-speed fan structure according to claim 4, characterized in that: The connecting part is provided with a fitting surface for fitting with the battery compartment; the mounting groove is provided with a limiting surface for limiting the side of the connecting part.

6. The handheld high-speed fan structure according to claim 4, characterized in that: The bottom of the mounting slot is provided with a first wire-passing groove, and the connecting part is provided with a second wire-passing groove; the wires connecting the battery and the motor pass through the first wire-passing groove and the second wire-passing groove.

7. The handheld high-speed fan structure according to claim 1, characterized in that: The bottom of the battery compartment is located on a supporting plane. The battery compartment is flipped to one side of the cylindrical shell, and the supporting plane is lower than the bottom of the cylindrical shell.

8. The handheld high-speed fan structure according to claim 1, characterized in that: The air outlet is also equipped with a blower pipe, and multiple blowers are provided on the side of the blower pipe.

9. The handheld high-speed fan structure according to claim 8, characterized in that: The air outlets on the side of the air blower tube have different orientations.

10. The handheld high-speed fan structure according to claim 1, characterized in that: The motor is located at one end of the air duct near the air inlet, and the fan blades are located near the air inlet.

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