HAIRDRESSING DEVICE

Abstract

A hairdressing device includes an operation handle, and a heat shaping body assembled to a front end of the operation handle for hair styling. The heat shaping body includes a shaping shell fixed to the front end of the operation handle and defining a heat radiation chamber, and a heating element fixed within the heat radiation chamber for emitting heat and radiating the heat through the shaping shell. There is a predetermined gap between a housing wall of the heat radiation housing and the heating element. The shaping shell includes a shaping sidewall for contacting with hair, and the shaping sidewall defines a number of heat radiation holes that are densely and uniformly arranged and communicated with the heat radiation housing.

Description

BACKGROUND

1. Field of Invention

The present invention relates to hair styling instruments and, more particularly to a hairdressing device.

2. Related Prior Art

Current hairdressing appliances, such as hair curlers, hair straighteners, and electric heating combs, mostly include operation handles and heat shaping bodies assembled on front ends of the operation handles for realizing the corresponding hairdressing function, such as the heating rollers for the hair curling irons, the hair straightening plates for the hair straighteners, the comb bodies of the electric heating combs. The heat shaping body of these hairdressing appliances is the electric heating element itself, and operationally, the heat shaping body is in direct contact with the hair during use. However, the heating temperature of the heat shaping bodies is often unstable, and thus, it may not be a safe option. Moreover, uneven heating of the hair will easily affect the shaping effect, and the shaping efficiency is poor, which is prone to cause hair damages and lead to poor user experiences.

SUMMARY

Therefore, the technical problem to be solved by the embodiments of the present invention is to provide a hairdressing device that can heat the hair evenly, making it safer and more convenient to use.

To solve the above-mentioned technical problems, an embodiment of the present invention provides a hairdressing device that includes an operation handle, and a heat shaping body assembled to a front end of the operation handle for hair styling. The heat shaping body includes a shaping shell fixed to the front end of the operation handle and defining a heat radiation chamber therein, and a heating element fixed within the heat radiation chamber for emitting heat and radiating the heat through the shaping shell. There is a predetermined gap between a chamber wall of the shaping shell and the heating element, such that there is no direct contact between the heating element and the shaping shell. The shaping shell includes a shaping sidewall for contacting with hair, and the shaping sidewall defines a plurality of heat radiation holes that are densely and uniformly arranged and communicated with the heat radiation chamber. Operationally, heat is radiated through the plurality of heat radiation holes to heat the hair for styling.

Furthermore, the hair dressing device is a heating comb, an outer wall of the shaping shell of the heating comb evenly defines a plurality of mounting grooves along a lengthwise direction of the shaping shell and surrounding about a center axis of the shaping shell; each of the plurality of mounting grooves is assembled with a comb tooth bar having a plurality of comb teeth projected outside the outer wall of the shaping shell. The outer wall of the shaping shell between every two of the plurality of mounting grooves forms the shaping sidewall for contacting with hair operationally.

Furthermore, the hair dressing device is a hair curler which includes a cylinder forming the shaping shell; a cylindrical sidewall of the cylinder constitutes the shaping sidewall, and the end of the shaping shell close to the operation handle is assembled with a hair clamp for clamping hair on the shaping shell, an arm of the hair clamp evenly defines a plurality of heat dissipating holes.

Furthermore, the hair dressing is a hair straightener, and the operation handle includes an upper splint and a lower splint whose tail ends are rotatably connected to each other, the upper splint and the lower splint each is assembled with a heat shaping body; the shaping shell of each heat shaping body is provided with a hair-clamping plane constituting the shaping sidewall, and inside surfaces of front ends of the upper splint and the lower splint define windows; hair-clamping planes of the shaping shells of the two heat shaping bodies protrude out from the windows respectively, and cooperate with each other to carry out hair straightening and shaping.

Furthermore, the shaping shell includes a main shell in the shape of a strip with openings defined in both ends, and two end caps respectively fixed to the ends of the main shell to cover the openings; further wherein an inner surface of each end cap defines an insertion hole for plugging two ends of the heating element to secure the heating element within the main shell.

Furthermore, the hairdressing device further includes a control circuit board assembled within the operation handle, two wires extend out from the control circuit board, and extend through at least one of the end caps and are respectively connected to opposite ends of the heating element.

Furthermore, the heat radiation chamber is assembled with a temperature sensor connected to the control circuit board, for detecting the temperature in the heat radiation chamber and sending a detection value to the control circuit board.

Furthermore, the hairdressing device further includes a fan assembly assembled in the operation handle and blowing toward the shaping shell, the fan assembly is connected to the control circuit board, a tail end of the operation handle defines a first air inlet, and the end of the shaping shell close to the operation handle defines a second air inlet; the control circuit board is further assembled with control buttons exposed through the operation handle to respectively control working states of the heating element and the fan assembly.

Furthermore, the heating element is an infrared lamp or a resistance wire.

Furthermore, the end of the shaping shell away from the operation handle is assembled with a grip cover.

By adopting the above technical solution, embodiments of the present invention have at least the following beneficial effects. The heat shaping body of the hairdressing device is used for hair styling, which includes the shaping shell and the heating element fixedly installed within the heat radiation chamber, and the infrared light emitted by the heating element is radiated outwardly through the shaping shell. The shaping sidewall of the shaping shell is heated, and at the same time, the heat radiation holes in the shaping sidewall are used to uniformly radiate heat to the exterior of the shaping shell, thereby implementing hair styling. Since there is a predetermined gap between the heating element and the chamber wall of the heat radiation chamber, the heating element as the heat radiation source is not in direct contact with the shaping shell, and the outer wall of the shaping shell heats up evenly, so as to avoid damage to the hair caused by uneven or high heat, and the hair shaping effect is better, and the hair shaping operation efficiency is improved and is safer to use.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 illustrates an exploded, isometric view of a first embodiment of a hairdressing device.

FIG. 2 illustrates an assembled, isometric view of the hairdressing device of FIG. 1.

FIG. 3 illustrates a cross-sectional view of the hairdressing device of FIG. 1.

FIG. 4 illustrates an assembled, isometric view of a second embodiment of a hairdressing device.

FIG. 5 illustrates an exploded, isometric view of the hairdressing device of FIG. 4.

FIG. 6 illustrates an exploded, isometric view of a third embodiment of a hairdressing device.

FIG. 7 illustrates an assembled, isometric view of the hairdressing device of FIG. 6.

DETAILED DESCRIPTION

The present application will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the following illustrative embodiments and illustrations are only used to explain the present invention and are not intended to limit the present invention, and that the embodiments of the present invention and the features of the embodiments can be combined with each other without conflict.

FIGS. 1-3 illustrate an embodiment of the present invention that provides a hairdressing device. The hairdressing device is provided in a form of heating comb that includes an operation handle 1, and a heat shaping body 3 assembled at a front end of the operation handle 1 for hair styling. The heat shaping body 3 includes a shaping shell 30 fixed to the front end of the operation handle 1 and defining a heat radiation chamber 301 therein, and a heating element 32 installed within the heat radiation chamber 301 for implementing thermal radiation to heat the shaping shell 30. There is a predetermined gap between a chamber wall of the shaping shell 30 and the heating element 32. The shaping shell 30 includes a shaping sidewall 30a for contacting with hair, and the shaping sidewall 30a defines a plurality of heat radiation holes 30b that are densely and uniformly arranged therein and communicate with the heat radiation chamber 301.

The heat shaping body 3 of the hairdressing device in the embodiment is used for hair styling, including the shaping shell 30 and the heating element 32 fixedly installed within the heat radiation chamber 301. Infrared light emitted by the heating element 32 radiates out to the shaping shell 30, then heats up the shaping sidewall 30a of the shaping shell 30. The heat further radiates through the heat radiation holes 30b on the shaping sidewall 30a to further heat the exterior space evenly, thereby implement hair styling through the heat radiated by the heating element 32. Due to the heat radiation chamber 301, there is a predefined space between the heating element 32 and the shaping shell 30, so as that there is no direct contact between the heating element 32 and the shaping shell 30. Therefore, the outer wall of the shaping shell 30 may radiate heat evenly, thereby avoiding damage to hair caused by uneven or excessive heat, so as to create a better hairstyling effect, which allows the hairdressing operation efficiency to be also improved.

In the embodiment of the present invention, as shown in FIGS. 1-3, one end of the shaping shell 30 is fixedly connected to the front end of the operation handle 1. The outer wall of the shaping shell 30 defines a plurality of mounting grooves 303 about a center axis that extends along a lengthwise direction of the shaping shell 30. Each of the mounting grooves 303 is assembled with a comb tooth bar 305 having a plurality of comb teeth 305a, and when assembled, the plurality of comb teeth 305a projects outside an outer wall of the shaping shell 30. In the present embodiment, the end of the shaping shell 30 is fixedly connected to the front end of the operation handle 1, and the comb tooth bars 305 with comb teeth 305a are assembled in the corresponding mounting grooves 303 of the shaping shell 30. Correspondingly, the hairdressing device provided by the embodiment constitutes a hairdressing comb. The heat radiates through the heat radiation holes 30b between the mounting grooves 303, which can be used for combing wet hair and curling hair.

In another embodiment of the present invention, as shown in FIGS. 1 and 3, the shaping shell 30 includes a main shell 306 in an elongated shape with openings 306a defined in both ends, and two end caps 307 respectively fixed to the ends of the main shell 306 to cover the openings 306a. An inner surface of each end cap 307 defines an insertion hole 307a, and the two ends of the heating element 32 are respectively plugged and installed in the two insertion holes 307a of the end caps 307. In the embodiment, the shaping shell 30 includes the main shell 306 and the end covers 307, that offer easy installation for the heating element 32 within the inner side of the shaping shell 30. The insertion holes 307a in the inner surfaces of the end covers 307 receive the two ends of the heating element 32, which effectively allows the heating element 32 to be secured in the shaping shell 30, and it is very convenient to disassemble and assemble the heating element 32.

In an embodiment of the present invention, as shown in FIGS. 1-3, the end of the shaping shell 30 away from the operation handle 1 is also assembled with a grip cover 7 for the user to hold. In the embodiment, by setting the grip cover 7, when the shaping shell 30 is not completely cooled, the user can take the hairdressing device by holding the grip cover 7 to avoid burns.

FIGS. 4 and 5 illustrate a hairdressing device of another embodiment of the present invention. The hairdressing device is provided in a form of hair curler that includes a shaping shell 430 with one end fixedly connected to a front end of an operation handle 41. The shaping shell 430 is provided as a hollow cylinder, and the heating element 432 is installed in the shaping shell 430. A cylindrical sidewall of the shaping shell 430 constitutes a shaping sidewall 430a surrounding the heating element 432, and one end of the shaping shell 430 close to the operation handle 41 is also assembled with a hair clamp 434 for cooperating with the shaping shell 430 to implement hair curling. An arm of the hair clamp 434 evenly defines a plurality of heat dissipation holes 441. In the embodiment, one end of the shaping shell 430 is fixedly connected to the front end of the operation handle 41, the shaping shell 430 adopts the cylindrical shape and the cylindrical sidewall of the shaping shell 430 is used as the shaping sidewall 430a, and the hair clamp 434 is also assembled on one side of the shaping shell 430. Correspondingly, the hairdressing device provided in the embodiment constitutes a hair curler. When the user winds the hair around the outer wall of the shaping shell 430 and cooperates with the hair clamp 434 to position the hair, the heat emitted from the heating element 432 radiates through the heat radiation holes 430b of the cylindrical sidewall of the shaping shell 430, and the hair is heated and shaped to realize curly hair.

FIGS. 6 and 7 illustrate a hairdressing device in accordance with yet another embodiment of the present invention. The hairdressing device is provided in a form of a straightening iron that includes an operation handle 61. The operation handle 61 includes an upper splint 610 and a lower splint 612 whose tail ends are rotatably connected to each other. The upper splint 610 and the lower splint 612 each is assembled with a heat shaping body 63 on a front end. The shaping shell 630 of each heat shaping body 3 is provided with a hair-clamping plane constituting the shaping sidewall 630a, and inside surfaces of the front ends of the upper splint 610 and the lower splint 612 define windows 601. The hair-clamping planes of the shaping shells 630 of the two heat shaping bodies 63 protrude out through the windows 601 respectively, and cooperate with each other to straightening and shaping hair. In the embodiment, the operation handle 61 includes the upper splint 610 and the lower splint 612. The front ends of the upper splint 610 and the lower splint 612 are assembled with the heat shaping bodies 63, and the tail ends of the upper splint 610 and the lower splint 612 are rotatably connected to each other. The hair-clamping planes function as the shaping sidewall 630a. Accordingly, the hairdressing device provided in the embodiment constitutes a hair straightener. When the user clamps the hair between the j-hair-clamping planes of the two heat shaping bodies 63 of the upper splint 610 and the lower splint 612, the heat emitted by the heating element 632 radiates through the heat radiation holes 630b of the hair-clamping planes of the shaping shell 630 to straighten and shape hair. In another embodiment of the present invention, as shown in FIGS. 1, 5, and 6, the hairdressing device further includes a control circuit board 5 assembled within the operation handle 1, 41, 61. Two wires 50 extend out from the control circuit board 5, and extend through at least one of the end caps 307 and are respectively connected to the opposite ends of the heating element 32, 432, 632. In the embodiment, by setting the control circuit board 5, the two wires 50 are connected to the two ends of the heating element 32, 432, 632 to realize the control of the heating element 32, 432, 632 through the control circuit board 5.

In a further embodiment of the present invention, as shown in FIGS. 1 and 3, the heat radiation housing 301 is assembled with a temperature sensor 301a connected to the control circuit board 5 for detecting the temperature in the heat radiation housing 301 and feedback a detection value to the control circuit board 5. In the embodiment, by setting the temperature sensor 301a, it can accurately detect the temperature in the heat radiation chamber 301 and feedback the detected value to the control circuit board 5, so that the control circuit board 5 can accurately control the working state of the heating element 32, which can prevent overheating that damages the user's hair.

In yet another embodiment of the present invention, as shown in FIGS. 1 and 5, the hairdressing device further includes a fan assembly 6 assembled within the operation handle 1, 41 and blowing toward the shaping shell 30, 630. The fan assembly 6 is connected to the control circuit board 5. A tail end of the operation handle 1, 41 defines a first air inlet 14, and the end of the shaping shell 30, 630 close to the operation handle 1, 41 defines a second air inlet 308. The control circuit board 5 is further assembled with control buttons 52 exposed through the operation handle 1, 41 to respectively control the working states of the heating element 32 and the fan assembly 6. In the embodiment, the fan assembly 6 is provided, which can blow the external airflow into the heat radiation housing 301 through the first air inlet 14 and the second air inlet 308. After the airflow is heated by the heat radiation housing 301, it is blown out from the heat radiation holes 30b in the surface of the shaping shell 30, and acts on the hair on the surface of the shaping shell 30 to realize blowing and heating of the hair. By setting the control buttons 52, it is convenient for the user to manually control the working states of the heating element 32 and the fan assembly 6.

In an embodiment of the present invention, the heating element 32, 432, 632 is a resistance wire. In another embodiment, the heating element 32, 432, 632 is an infrared lamp tube, which can effectively realize thermal radiation heating.

In another embodiment, a far-infrared lamp of suitable power is selected.

The embodiments of the present invention have been described above with reference to the accompanying drawings, but the present invention is not limited to the specific implementations described above, and the specific implementations described above are only schematic and not limiting. Under the enlightenment of this invention, many forms can be made without departing from the scope of this invention and the scope of protection of the claims, and these are all included in the scope of protection of this invention.

Claims

1. A hairdressing device, comprising: an operation handle; anda heat shaping body assembled to a front end of the operation handle, for hair styling;wherein the heat shaping body comprises a shaping shell fixed to the front end of the operation handle and defining a heat radiation chamber therein, and a heating element disposed within the heat radiation chamber for emitting heat and radiating the heat through the shaping shell;wherein a predetermined gap is defined between the shaping shell and the heating element, so as that there is no direct contact between the heating element and the shaping shell; andwherein the shaping shell comprises a shaping sidewall for contacting with hair, and the shaping sidewall defines a plurality of heat radiation holes that are densely and uniformly arranged and communicated with the heat radiation chamber, which allows heat emitted by the heating element to radiate through the plurality of heat radiation holes.

2. The hairdressing device of claim 1, wherein the hairdressing device is a heating comb, an outer wall of the shaping shell of the heating comb evenly defines a plurality of mounting grooves along a lengthwise direction of the shaping shell and surrounding about a center axis of the shaping shell, each of the plurality of mounting grooves is assembled with a comb tooth bar having a plurality of comb teeth projected outside the outer wall of the shaping shell; wherein the outer wall of the shaping shell between the plurality of mounting grooves forms the shaping sidewall for contacting with hair operationally.

3. The hairdressing device of claim 1, wherein the hairdressing device is a hair curler, comprising a cylinder forming the shaping shell; a cylindrical sidewall of the cylinder constitutes the shaping sidewall, and the end of the shaping shell close to the operation handle is assembled with a hair clamp for clamping hair on the shaping shell while in used, wherein an arm of the hair clamp evenly defines the plurality of heat dissipation holes.

4. The hairdressing device of claim 1, wherein the hairdressing device is a hair straightener, and the operation handle comprises an upper splint and a lower splint whose tail ends are rotatably connected to each other, the upper splint and the lower splint each is assembled with a heat shaping body; the shaping shell of each heat shaping body is provided with a hair-clamping plane constituting the shaping sidewall, and inside surfaces of front ends of the upper splint and the lower splint define windows; wherein the hair-clamping planes of the shaping shells of the two heat shaping bodies protrude out from the windows respectively, and cooperate with each other to carry out hair straightening and shaping.

5. The hairdressing device of claim 1, wherein the shaping shell comprises a main shell in the shape of a strip with openings defined in both ends, and two end caps respectively fixed to the ends of the main shell to cover the openings; wherein an inner surface of each end cap defines an insertion hole for plugging two ends of the heating element to secure heating element within the main shell.

6. The hairdressing device of claim 2, wherein the shaping shell comprises a main shell in the shape of a strip with openings defined in both ends, and two end caps respectively fixed to the ends of the main shell to cover the openings; wherein an inner surface of each end cap defines an insertion hole for plugging two ends of the heating element to secure the heating element within the main shell.

7. The hairdressing device of claim 3, wherein the shaping shell comprises a main shell in the shape of a strip with openings defined in both ends, and two end caps respectively fixed to the ends of the main shell to cover the openings; wherein an inner surface of each end cap defines an insertion hole for plugging two ends of the heating element to secure the heating element within the heating shell.

8. The hairdressing device of claim 4, wherein the shaping shell comprises a main shell in the shape of a strip with openings defined in both ends, and two end caps respectively fixed to the ends of the main shell to cover the openings; wherein an inner surface of each end cap defines an insertion hole for plugging two ends of the heating element to secure the heating element within the heating shell.

9. The hairdressing device of claim 5, further comprising a control circuit board assembled within the operation handle, wherein two wires extend out from the control circuit board, and extend through at least one of the end caps and are respectively connected to opposite ends of the heating element.

10. The hairdressing device of claim 6, further comprising a control circuit board assembled within the operation handle, wherein two wires extend out from the control circuit board, and extend through at least one of the end caps and are respectively connected to opposite ends of the heating element.

11. The hairdressing device of claim 7, further comprising a control circuit board assembled within the operation handle, wherein two wires extend out from the control circuit board, and extend through at least one of the end caps and are respectively connected to opposite ends of the heating element.

12. The hairdressing device of claim 8, further comprising a control circuit board assembled within the operation handle, wherein two wires extend out from the control circuit board, and extend through at least one of the end caps and are respectively connected to opposite ends of the heating element.

13. The hairdressing device of claim 9, wherein the heat radiation chamber is assembled with a temperature sensor connected to the control circuit board, for detecting the temperature in the heat radiation chamber and sending a detection value to the control circuit board.

14. The hairdressing device of claim 10, wherein the heat radiation chamber is assembled with a temperature sensor connected to the control circuit board, for detecting the temperature in the heat radiation chamber and sending a detection value to the control circuit board.

15. The hairdressing device of claim 11, wherein the heat radiation chamber is assembled with a temperature sensor connected to the control circuit board, for detecting the temperature in the heat radiation chamber and sending a detection value to the control circuit board.

16. The hairdressing device of claim 12, wherein the heat radiation chamber is assembled with a temperature sensor connected to the control circuit board, for detecting the temperature in the heat radiation chamber and sending a detection value to the control circuit board.

17. The hairdressing device of claim 9, further comprising a fan assembly assembled in the operation handle and blowing toward the shaping shell, wherein the fan assembly is connected to the control circuit board, a tail end of the operation handle defines a first air inlet, and the end of the shaping shell close to the operation handle defines a second air inlet; wherein the control circuit board is further assembled with control buttons exposed through the operation handle to respectively control working states of the heating element and the fan assembly.

18. The hairdressing device of claim 10, further comprising a fan assembly assembled in the operation handle and blowing toward the shaping shell, wherein the fan assembly is connected to the control circuit board, a tail end of the operation handle defines a first air inlet, and the end of the shaping shell close to the operation handle defines a second air inlet; wherein the control circuit board is further assembled with control buttons exposed through the operation handle to respectively control working states of the heating element and the fan assembly.

19. The hairdressing device of claim 11, further comprising a fan assembly assembled in the operation handle and blowing toward the shaping shell, wherein the fan assembly is connected to the control circuit board, a tail end of the operation handle defines a first air inlet, and the end of the shaping shell close to the operation handle defines a second air inlet; wherein the control circuit board is further assembled with control buttons exposed through the operation handle to respectively control working states of the heating element and the fan assembly.

20. The hairdressing device of claim 12, further comprising a fan assembly assembled in the operation handle and blowing toward the shaping shell, wherein the fan assembly is connected to the control circuit board, a tail end of the operation handle defines a first air inlet, and the end of the shaping shell close to the operation handle defines a second air inlet; wherein the control circuit board is further assembled with control buttons exposed through the operation handle to respectively control working states of the heating element and the fan assembly.