TWM597593U - hair dryer - Google Patents

Abstract

A hair dryer includes a casing, a wind power module, a control key and a heating module. The shell has a handle, an air duct and an annular diversion chamber. One side of the handle forms an air inlet, one side of the duct forms an air outlet, and the center of the annular diversion chamber forms a perforation. The angle between the handle and the air pipe, the handle and the air pipe is not more than 180 degrees. The wind power module is arranged in the handle and includes a motor, a fan, a control circuit and an electric power unit connected to each other. The control key is arranged on the surface of the handle and connected to the control circuit. The heating module is arranged in the air duct and connected to the control circuit and the electric power unit.

Description

hair dryer

This creation is about a kind of hair dryer, and especially about a kind of hair dryer for blowing hair.

The existing hair dryer for blowing hair includes a housing with an air inlet and an air outlet, a handle connected to the housing, a motor, a fan, and a heater installed in the housing, and a motor and control installed in the handle Circuits and other components. The air inlet and outlet are located on the two axial sides of the shell. The fan and heater are located between the air inlet and the air outlet. The motor drives the fan to suck air into the shell through the air inlet, and the air sucked into the shell is heated. The heat sink becomes hot air, which is blown out from the air outlet for drying or finishing hair.

In the existing hair dryer, the air inlet, fan, heater and air outlet are roughly arranged along the axial direction of the housing. Part of the air passing through the heater is obstructed to form a turbulent flow. The turbulent flow hits the fan and the housing to generate noise and increase the power consumption of the motor. The noise makes users feel uncomfortable, especially for hairdressers. Long-term exposure to noise may affect hearing. Therefore, improving the various problems of the existing hair dryer is the purpose of developing this creation.

In order to achieve the above purpose, this creation provides a hair dryer, which includes a housing, a wind module, a control key, and a heating module. The shell has a handle, an air duct and an annular diversion chamber. One side of the handle forms an air inlet, one side of the duct forms an air outlet, and the center of the annular diversion chamber forms a perforation. The angle between the handle and the air pipe, the handle and the air pipe is not more than 180 degrees. The wind power module is arranged in the handle and includes a motor, a fan, a control circuit and an electric power unit connected to each other. The control key is arranged on the surface of the handle and connected to the control circuit. The heating module is arranged in the air duct and connected to the control circuit and the electric power unit.

In one embodiment, the cross section of the perforation along the air flow direction is circular, elliptical or drop-shaped.

In one embodiment, the angle between the handle and the air duct is 90 or 180 degrees.

In one embodiment, the aforementioned power unit can be connected to an external power source.

In one embodiment, the above-mentioned hair dryer further includes an air guide hood, which is detachably connected to the above-mentioned air outlet.

The hair dryer of this creation includes a shell, a wind module, a control key, and a heating module. The shell has a handle, an air duct and an annular diversion chamber. One side of the handle forms an air inlet and one side of the air duct forms At the air outlet, a perforation is formed in the center of the annular diversion chamber. The annular diversion chamber is connected with the handle and the air pipe. The angle between the handle and the air pipe is not more than 180 degrees. The design of the annular diversion chamber and the perforation can greatly reduce The noise and power consumption of the hair dryer, and improve the convenience of storing and using the hair dryer.

The following is a more detailed description of the implementation of this creation in conjunction with the drawings and component symbols, so that those with ordinary knowledge in the technical field can implement it after studying this specification. It is worth noting that, in order to clearly show the main features of this creation, the figures only show the relative relationship or operation mode of the main components in a schematic way, and are not drawn based on the actual size, so the size, shape and arrangement of the main components in the figure , Configuration, etc. are just for reference, not to limit the scope of this creation.

Fig. 1 is an axial sectional view of a hair dryer according to an embodiment of the creation. As shown in FIG. 1, the hair dryer 1 includes a housing 10, a wind power module 11, a control key 12 and a heating module 13. The housing 10 has a handle 101, an air duct 102 and an annular diversion chamber 103. One side of the handle 101 forms an air inlet 1011, one side of the duct 102 forms an air outlet 1021, and the center of the annular diversion chamber 103 forms The perforation 104 and the annular diversion chamber 103 respectively communicate with the handle 101 and the air duct 102, and the angle between the handle 101 and the air duct 102 is not greater than 180 degrees. The wind module 11 is disposed in the handle 101 and includes a motor, a fan, a control circuit, and an electric power unit (not shown) connected to each other. The control key 12 is arranged on the surface of the handle 101 and connected to the control circuit. The heating module 13 is arranged in the air duct 102 and connected to the control circuit and the electric power unit.

The housing 10 can be molded into two symmetrical half-shells using polycarbonate and other polymer materials, the motor, fan, control circuit, power unit (rechargeable battery or wire and rectifier connected to an external power supply) of the wind module 11 and Components such as the heating module 13 (for example: electric heating coil) can be selected from existing commercially available products, and there are no restrictions on the specifications of these materials and components in this creation. Install the wind module 11, the control key 12, the heating module 13 and other components in the slot (not shown) corresponding to each component in the half of the shell, and the other half of the shell is buckled with the half shell of the installation component, And use screws and other fixing parts to lock the two half shells to complete the assembly of the hair dryer 1.

The grid-shaped air inlet 1011 formed on the side of the handle 101 has the function of filtering hair and dust. The user presses the control key 12 to activate the wind module 11 (and heating module 13), and the wind module 11 removes the air The air hole 1011 flows into the annular diversion chamber 103 along the inside of the handle 101; the annular diversion chamber 103 and the perforation 104 are not connected, and the cross section of the perforation 104 along the air flow direction (axial direction) is circular, oval or drop-shaped. It is divided into two upper and lower circulating flows by the annular diversion chamber 103 and then merges into the air duct 102; the confluent air flow is ejected from the air outlet 1021 through the heating unit 13.

With the diversion and buffer design of the annular diversion chamber 103, the backflow generated by the air passing through the heating module 13 will not impact the fan or the motor, and therefore, the noise and power consumption of the hair dryer 1 can be greatly reduced. The perforation 104 located in the center of the annular diversion chamber 103 can be used for hanging the hair dryer 1 with a hook, which is convenient for household users or hairdressers to place it with them, and improves the convenience of storing and using the hair dryer 1.

In this embodiment, the hair dryer 1 further includes an air guide hood 14 and a safety net 15. The air guide 14 is detachably connected to the air outlet 1021, and the safety net 15 is disposed between the air outlet 1021 and the air guide 14. The angle between the handle 101 and the air duct 102 is 90 degrees, the drop-shaped perforation 104 and the tapered air guide 14 can increase the air flow rate, and the safety net 15 can prevent the user from touching the heating unit 13 by mistake.

Figure 2 is a schematic diagram of an axial cross-sectional view of a hair dryer according to another embodiment of the creation. As shown in FIG. 2, the hair dryer 2 includes a housing 20, a wind power module 11, a control key 12, a heating module 13 and a wind deflector 24. The housing 20 has a handle 201, an air duct 202 and an annular diversion chamber 203. One side of the handle 201 forms an air inlet 2011, one side of the air duct 202 forms an air outlet 2021, and the center of the annular diversion chamber 203 forms The perforation 204 and the annular diversion chamber 203 respectively communicate with the handle 201 and the air duct 202, and the air duct 24 is detachably connected to the air outlet 2021.

In this embodiment, the axial section of the perforation 204 located in the center of the annular diversion chamber 203 is circular, the angle between the handle 201 and the air duct 202 is 180 degrees, and the cylindrical wind deflector 24 has vent holes arranged at intervals 241 and comb teeth 242; through the design of the vent 241 and comb teeth 242, the hair dryer 2 can have both the functions of drying and styling.

To sum up, in the hair dryer of this creation, the diversion and buffer design of the annular diversion chamber, the backflow generated by the air passing through the heating module will not impact the fan or motor, and the perforation in the center of the annular diversion chamber can be used for hanging hooks. Hang the hair dryer to solve the various problems of the existing hair dryer, reduce the noise and power consumption of the hair dryer, and improve the convenience of storage and use of the hair dryer.

The above-mentioned embodiments only exemplarily illustrate the principles and effects of the creation, and are not used to limit the creation. Anyone who is familiar with this profession can modify and change the above-mentioned embodiments without violating the spirit and scope of this creation. Therefore, all equivalent modifications or changes completed by those who have this professional knowledge in the technical field without departing from the spirit and technical principles disclosed in this creation should still be covered by the scope of patent application of this creation.

1,2: Hair dryer 10, 20: shell 11: Wind module 12: Control keys 13: Heating module 14,24: Wind hood 15: Safety net 101, 201: Grip 102, 202: duct 103,203: annular diversion chamber 104,204: Piercing 241: Vent 242: Comb Teeth 1011, 2011: air intake 1021, 2021: air outlet

Figure 1 is a schematic diagram of an axial cross-sectional view of a hair dryer according to an embodiment of the original creation; and Figure 2 is a schematic diagram of an axial cross-sectional view of a hair dryer according to another embodiment of the creation.

1: hair dryer

10: Shell

11: Wind module

12: Control keys

13: Heating module

14: Wind hood

15: Safety net

101: Grip

102: air duct

103: Annular Diversion Chamber

104,204: Piercing

1011: air inlet

1021: air outlet

Claims (5)

A hair dryer containing: The housing has a handle, a wind pipe and an annular diversion chamber, wherein one side of the handle is formed with an air inlet, one side of the duct is formed with an air outlet, the center of the annular diversion chamber is formed with a perforation, and the annular guide The flow chamber is connected to the handle and the air duct respectively, and the angle between the handle and the air duct is not greater than 180 degrees; The wind power module is arranged in the handle and includes: a motor, a fan, a control circuit and an electric power unit connected to each other; The control key is arranged on the surface of the handle and connected to the control circuit; and The heating module is arranged in the air duct and connected to the control circuit and the electric power unit. The hair dryer according to claim 1, wherein the cross-section of the perforation along the air flow direction is circular, oval or drop-shaped. The hair dryer according to claim 1, wherein the angle between the handle and the air duct is 90 or 180 degrees. The hair dryer according to claim 1, wherein the power unit can be connected to an external power source. As described in claim 1, the hair dryer further includes: an air guide hood, which is detachably connected to the air outlet.

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