Turbofan

Abstract

The utility model relates to the technical field of handheld fans, in particular to a turbofan, which comprises a hammer-shaped shell component, a first fan blade, a second fan blade, a first fan blade, a second fan blade, a third fan blade and a fourth fan blade. The turbine device is used for leading airflow on one side of the penetrating cavity into the other side of the penetrating cavity; and the ice compress assembly is arranged at the center position of the air outlet of the penetrating cavity. The air inlet duct shell is provided with a circular channel and a horn mouth channel along an airflow flowing path, the circular channel makes contact with the inner side of the air inlet net and is sealed through a rubber ring, air leakage is avoided, meanwhile, vibration generated when high-speed airflow passes and internal air leakage occurs is reduced, stability is improved, stability between structures can be improved, and the service life of the air inlet duct shell is prolonged. The horn mouth channel diffuses airflow accelerated by the motor and the fan blade assembly after entering, so that the range is wider, the cold area is larger while the air outlet amount is large, and the horn mouth channel can be used as a blower in summer and used for blow-drying hair, clothes and the like in emergency.

Description

Technical Field

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

[0002] A handheld fan refers to an appliance that is used to generate wind and cool down on hot days. A handheld fan is an electrically driven device that generates airflow. When the fan inside is powered on, it rotates, converting mechanical energy into wind energy, which is then transformed into natural wind to achieve a cooling effect.

[0003] Common handheld fans can only make the air flow quickly, and the flowing air flow drives the body temperature, thus achieving the purpose of cooling. However, in actual use, when the external temperature is too high and the body temperature is too high, it is not possible to quickly cool down the human body. In addition, it is inconvenient to place the fan. Utility Model Content

[0004] The purpose of the utility model is to provide a turbo fan to solve the above-mentioned problems.

[0005] To achieve the above object, the utility model provides the following technical solution: a turbo fan, comprising:

[0006] The first shell and the second shell form a shell assembly having a transverse through cavity and a vertical sealed cavity and being in a "hammer" shape;

[0007] A turbine device for directing airflow from one side of the through-cavity into the other side of the through-cavity;

[0008] An ice compress assembly, the ice compress assembly being arranged at the center of the air outlet of the through cavity;

[0009] A hook buckle is arranged at a reserved opening formed at the bottom end of the shell assembly.

[0010] Optimally, a battery is fixed in the sealed cavity, the battery is electrically connected to the turbine device through a battery mainboard, and the battery mainboard is located at the throat of the shell component, and a button is provided through the shell component.

[0011] Optimally, an air inlet net is provided at the air inlet of the through-cavity to isolate the turbine device, and a front air outlet net is provided at the air outlet of the through-cavity.

[0012] Optimally, the turbine device includes an air inlet duct shell that guides and expands the air flow inward along the axial direction of the air inlet net, and one side of the air inlet duct shell abuts against the inner wall of the first shell to form an air duct.

[0013] Preferably, the turbine device further comprises a motor fixing member, wherein the motor fixing member is used to restrict the motor and the fan blade assembly.

[0014] Optimally, the ice compress assembly includes a first heat dissipating aluminum sheet connected to a motor fixing, a refrigeration sheet arranged at an axial position of a front air outlet mesh, a second heat dissipating aluminum sheet located on both sides of the refrigeration sheet, and an ice compress hardware sheet.

[0015] Optimally, the hook buckle includes a hook fixing piece, which fixes the hook buckle at the reserved opening, and the hook buckle includes a large arc-shaped piece and a small arc-shaped piece, and the small arc-shaped piece is elastically arranged on the large arc-shaped piece.

[0016] Optimally, the button is wrapped with a decorative ring, and the decorative ring is located at the through-opening of the throat of the shell assembly.

[0017] The best one also includes a wire shielding plate for tightening the wiring connecting the battery main board and the motor and fan blade assembly.

[0018] Technical effects and advantages of the utility model:

[0019] 1. The air inlet duct shell has a circular channel and a trumpet-shaped channel along the air flow path. The circular channel contacts the inner side of the air inlet net and is sealed with a rubber ring to prevent air leakage while reducing the vibration caused by internal air leakage when high-speed air flows through, thereby improving stability and increasing the stability between structures. The trumpet-shaped channel will diffuse the air flow accelerated by the motor and fan blade assembly after entering, so that the air output is large, the range is wider, the cooling surface is larger, and it can be used as a hair dryer in summer for emergency drying of hair and clothes, etc.

[0020] 2. The first heat sink aluminum sheet is used to dissipate the heat inside the machine body, maintain an appropriate air outlet temperature, and cool the temperature around the motor and fan blade assembly. The second heat sink aluminum sheet is used for further cooling. The ice compress hardware sheet can be close to the human skin, making the skin feel cooler and cooler. The addition of the ice compress assembly can ice people's bodies during use, with a strong cooling feeling. When used in summer, the wind blown out has a cold wind effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A three-dimensional diagram of a turbo fan of the utility model;

[0022] Figure 2 The utility model is an exploded view of a turbo fan. DETAILED DESCRIPTION

[0023] 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.

[0024] Reference Figure 1 to Figure 2 A turbofan, comprising: a shell assembly having a transverse through cavity and a vertical sealed cavity formed by a first shell 6 and a second shell 10, and being in the shape of a "hammer", wherein the transverse through cavity penetrates the center of the "hammer body" and is an air duct, and the vertical sealed cavity is arranged at the position of the "hammer handle";

[0025] It should be understood that an air inlet net 11 is provided at the air inlet of the through cavity to isolate the turbine device, a front air outlet net 2 is provided at the air outlet of the through cavity, and a port for accommodating and fixing the ice compress assembly is provided at the center of the front air outlet net 2, and an air outlet grille is provided around the port to prevent the insertion of human fingers;

[0026] Among them, the button 18 is wrapped with a decorative ring 17, which is located at the through-hole of the throat of the shell assembly. In order to increase the beauty, the decorative ring 17 can maintain the reset effect of the button 18 when restricting the button 18. The decorative ring 17 is a transparent silicone ring or a patterned silicone ring.

[0027] A turbine device for directing airflow from one side of the through-cavity into the other side of the through-cavity;

[0028] The turbine device includes an air inlet duct shell 9 that guides and expands the air duct 11 axially inward, and one side of the air inlet duct shell 9 abuts against the inner wall of the first shell 6 to form an air duct;

[0029] The air inlet duct shell 9 has a circular channel and a trumpet-mouth channel along the air flow path. The circular channel contacts the inner side of the air inlet mesh 11 and is sealed with a rubber ring to prevent air leakage while reducing vibration caused by internal air leakage when high-speed airflow passes through, thereby improving stability and increasing the stability between structures. The trumpet-mouth channel diffuses the airflow accelerated by the motor and fan blade assembly 8 after entering, so that the air output is large, the range is wider, and the cooling surface is larger.

[0030] In the above embodiment, the ice compress assembly is arranged at the center of the air outlet of the through cavity;

[0031] The ice compress assembly includes a first heat dissipating aluminum sheet 5 connected to a motor fixing part 7, a cooling sheet 3 arranged at the axial position of a front air outlet net 2, a second heat dissipating aluminum sheet 4 located at both sides of the cooling sheet 3, and an ice compress hardware sheet 1.

[0032] The first heat dissipation aluminum sheet 5 is used to dissipate the heat inside the body, maintain a suitable air outlet temperature, and can cool the temperature around the motor and fan blade assembly 8. The second heat dissipation aluminum sheet 4 is used for further cooling. The ice compress hardware sheet 1 can be close to human skin, making the skin feel cooler and cooler. The addition of the ice compress assembly can ice people's bodies during use, with a strong cooling feeling. When used in summer, the wind blown out has a cold wind effect.

[0033] The turbine device also includes a motor fixing part 7, which is used to limit the motor and fan blade assembly 8. The motor is a brushless motor with a DC voltage below 36V; it has a fast rotation speed, strong wind force, and fast flow rate. The fan also has the function of quickly drying hair or clothes with moisture in an emergency. That is to say, the fan can be hung in the bathroom by setting a hook buckle 12 for use as a household drying device. A battery 14 is fixed in the sealed cavity. The battery 14 is electrically connected to the turbine device through a battery mainboard 15, and the battery mainboard 15 is located at the throat of the shell assembly. A button 18 is provided throughout the shell assembly.

[0034] The hook buckle 12 is arranged at the reserved opening formed at the bottom end of the housing assembly, and the hook buckle 12 includes a hook fixing part 13. The hook fixing part 13 fixes the hook buckle 12 at the reserved opening. The hook buckle 12 includes a large arc-shaped part and a small arc-shaped part. The small arc-shaped part is elastically arranged on the large arc-shaped part. When the small arc-shaped part is pressed, it is elastically arranged to be hinged to the large arc-shaped part through a torsion spring. The rotatable hook buckle can be used as a base to fix the fan on the desktop so that it will not fall over. It can be used as a hook outdoors.

[0035] The wire shielding pressing piece 16 is used to press the wiring connecting the battery main board 15 and the motor and fan blade assembly 8 to improve the stability of the internal circuit.

[0036] Finally, it should be noted that the above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A turbo fan, characterized in that: include: The first shell (6) and the second shell (10) form a shell assembly having a transverse through cavity and a vertical sealed cavity and being in a "hammer" shape; A turbine device for directing airflow from one side of the through-cavity into the other side of the through-cavity; An ice compress assembly, the ice compress assembly being arranged at the center of the air outlet of the through cavity; A hook buckle ring (12) is arranged at a reserved opening formed at the bottom end of the housing component.

2. A turbo fan according to claim 1, characterized in that: A battery (14) is fixed in the sealed cavity, the battery (14) is electrically connected to the turbine device via a battery mainboard (15), and the battery mainboard (15) is located at the throat of the shell component, and a button (18) is provided through the shell component.

3. A turbo fan according to claim 1, characterized in that: An air inlet net (11) is provided at the air inlet of the through cavity for isolating the turbine device, and a front air outlet net (2) is provided at the air outlet of the through cavity.

4. A turbo fan according to claim 1, characterized in that: The turbine device comprises an air inlet duct shell (9) for guiding and expanding the flow axially inward along the air inlet net (11), and one side of the air inlet duct shell (9) abuts against the inner wall of the first shell (6) to form an air duct.

5. A turbo fan according to claim 4, characterized in that: The turbine device also includes a motor fixing member (7), and the motor fixing member (7) is used to limit the motor and fan blade assembly (8).

6. A turbo fan according to claim 5, characterized in that: The ice compress assembly comprises a first heat dissipation aluminum sheet (5) connected to a motor fixing member (7), a refrigeration sheet (3) arranged at the axial center position of the front air outlet net (2), a second heat dissipation aluminum sheet (4) located at both inner and outer sides of the refrigeration sheet (3), and an ice compress hardware sheet (1).

7. A turbo fan according to claim 6, characterized in that: The hook buckle (12) comprises a hook fixing piece (13), and the hook fixing piece (13) fixes the hook buckle (12) at the reserved opening. The hook buckle (12) comprises a large arc-shaped piece and a small arc-shaped piece, and the small arc-shaped piece is elastically arranged on the large arc-shaped piece.

8. The turbo fan according to claim 2, characterized in that: The button (18) is wrapped with a decorative ring (17), and the decorative ring (17) is located at the through opening of the throat of the shell component.

9. A turbo fan according to claim 8, characterized in that: It also includes a wire shielding pressing piece (16) for pressing and connecting the battery mainboard (15) and the wiring of the motor and fan blade assembly (8).

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