CN213344657U - Heating core of hair roller and electric heating hair roller - Google Patents

Abstract

The utility model discloses a hair roller heating core and an electric heating hair roller, wherein the heating core comprises end caps respectively arranged at two ends of a hair roller shell, opposite end faces of the two end caps are respectively provided with a bracket, a heating element is arranged between the two brackets, a bracket is provided with a temperature sensor, a circuit board electrically connected with the heating element is arranged on the bracket, the circuit board is provided with a USB interface, and one end cap is provided with a USB hole groove matched with the USB interface; the hair roller comprises the heating core and a shell provided with heat dissipation holes and a frosted layer. Compared with the prior art, the utility model has the advantages that by arranging the USB interface, the heating core can be directly electrified and heated by using the common daily USB connecting wire, a special power connecting wire is not needed, the USB power wire can be pulled down for use or used in any place where the USB connecting wire can be accessed according to the requirement, the moving range of a user is enlarged, and the use is convenient; through setting up the end cap of electrical insulation, can avoid the risk of generating heat core and reel electric leakage, it is safe in utilization.

Description

Heating core of hair roller and electric heating hair roller

Technical Field

The utility model relates to a hairdressing tool technical field, in particular to hair roller heating core and electric heating hair roller.

Background

With the gradual improvement of living standard, people pay more and more attention to the external image of the people, various hairdressing tools for hair styling are rapidly developed, the hairdressing tools are widely used in hairdressing shops, more and more consumers also use the hairdressing tools as important tools for daily image maintenance, and the consumer groups of the hairdressing tools are gradually expanded.

An electric heating hair roller is a common hairdressing tool, the temperature of the hair roller is raised through a heating core, and the hair is scalded and rolled by the hot hair roller. At present, in the hair-waving process, the heating core needs to be communicated with a power supply, so that a user is often limited within a certain range and inconvenient to use, and further the use of the electric heating hair roller, particularly the household electric heating hair roller, is limited.

To sum up, the utility model discloses improve heating core and electric heating hair roller to solve the limited problem of electric heating hair roller application range.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the above-mentioned prior art, the utility model provides a hair curler generates heat core and electric heat hair curler uses daily USB connecting wire commonly used can heat the direct ohmic heating of core, need not dedicated power connecting wire, can pull down the USB power cord as required and use or use in any place that can insert the USB connecting wire, enlarges user's home range, and is safe in utilization.

For solving the technical problem, the utility model discloses a technical scheme that the first aspect was taken as follows:

the utility model provides a hair-curler heating core installs the inside of the casing of hair-curler, is including installing respectively the end cap at casing both ends, two be equipped with the support on the relative terminal surface of end cap respectively, two be equipped with the heat-generating body between the support, one be equipped with temperature sensor on the support, one be equipped with on the support with heat-generating body electric connection's circuit board, be equipped with the USB interface on the circuit board, one be equipped with on the end cap with the USB hole groove that the USB interface matches.

Preferably, the heating element is a PTC thermistor.

Preferably, two the support all is equipped with can with the heating element matching's location card is protruding.

Preferably, the circuit board is further provided with an indicator light beside the USB interface, and the plug is provided with an indicator light hole slot beside the USB hole slot in a matching manner.

Preferably, the plug is an electrically insulating plug.

As another aspect of the present invention, the technical solution is as follows:

the electric heating hair roller comprises a cylindrical shell, wherein the heating core of the hair roller is arranged on the shell in an upper mounting mode, a frosting layer is arranged on the outer surface of the shell, and a plurality of heat dissipation holes are formed in the surface of the shell in an axial arrangement mode.

Preferably, each plug is clamped with or screwed with the shell.

Compared with the prior art, the beneficial effects of the utility model reside in that: by arranging the USB interface, the hot core can be directly electrified and heated by using a common daily USB connecting wire without a special power connecting wire, and a USB power wire can be pulled down for use or used in any place where the USB connecting wire can be accessed according to the requirement, so that the moving range of a user is expanded, and the use is convenient; through setting up the end cap of electrical insulation, can avoid the risk of generating heat core and reel electric leakage, it is safe in utilization.

Drawings

FIG. 1 is a schematic cross-sectional view of the first embodiment;

FIG. 2 is a schematic sectional view showing the second embodiment;

FIG. 3 is a schematic sectional view of the third embodiment.

In the figure:

1. a housing; 2. a plug; 3. a support; 4. a heating element; 5. a temperature sensor; 6. a circuit board; 7. a USB interface; 8. a USB slot; 9. positioning the clamping protrusion; 10. an indicator light; 11. an indicator light hole slot; 12. sanding layer; 13. heat dissipation holes; 14. a first internal thread; 15. a first card slot; 16. a first external thread; 17. a first snap projection; 18. a second external thread; 19. a second card slot; 20. a second internal thread; 21. and a second snap projection.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

Example one

As shown in fig. 1, a heating core of a hair roller is installed inside a housing 1 of the hair roller, and includes plugs 2 respectively installed at two end portions of the housing 1, wherein two opposite end surfaces of the two plugs 2 are respectively provided with a support 3, a heating element 4 is arranged between the two supports 3, a temperature sensor 5 is arranged on one support 3, a circuit board 6 electrically connected with the heating element 4 is arranged on one support 3, a USB interface 7 is arranged on the circuit board 6, and a USB hole slot 8 matched with the USB interface 7 is arranged on one plug 2.

Preferably, the heating element 4 is a PTC thermistor.

Preferably, the two brackets 3 are both provided with positioning clamping protrusions 9 which can be matched with the heating body 4.

Preferably, an indicator light 10 is further arranged on the circuit board 6 beside the USB interface 7, and an indicator light hole 11 is arranged on the plug 2 beside the USB hole 8 in a matching manner.

Preferably, the plug 2 is an electrically insulating plug.

It can be understood that the electric insulation plug can avoid the electric shock phenomenon and is safe and reliable to use.

During operation, two end caps 2 are fixed at two ends of the shell 1 respectively, the heating element 4 is clamped between the two supports 3, the power supply connecting wire is communicated with the USB interface 7 to electrify the circuit board 6, the circuit board 6 controls the working state of the heating element 4, different indicator lamps 10 can be lightened under different states, or the indicator lamps 10 can emit different colors of light. When the sensor 5 senses that the environmental temperature is lower than or higher than the set value, information is fed back to the circuit board 6, and the circuit board 6 controls the heating element 4 to heat or stop heating.

The utility model discloses when using, also can indicate on the circuit board have with the components and parts of charge-discharge function to after extracting the power connecting wire, still enable to continue to provide the electric energy for the heat-generating body, keep the temperature of the core that generates heat, with the heat setting function of strengthening the hair curler.

Example two

As shown in fig. 2, an electric heating hair roller comprises a cylindrical shell 1, a heating core of the hair roller of the prior art is arranged on the shell 1, a frosted layer 12 is arranged on the outer surface of the shell 1, and a plurality of heat dissipation holes 13 are axially arranged on the surface of the shell 1.

It can be understood that the frosted layer 12 has an anti-slip effect, so as to prevent the hair wound on the surface of the shell 1 from slipping, and facilitate better hair curling; the heat dissipation holes 13 can quickly conduct heat to hair, improve the utilization efficiency of temperature and shorten the hair perming time.

Preferably, each plug 2 is snapped or screwed to the housing 1.

In this embodiment, one end of the housing 1 is provided with a first internal thread 14, and the other end is symmetrically provided with two first locking grooves 15; a first external thread 16 matched with the first internal thread 14 is arranged on one plug 2, and two first clamping protrusions 17 matched with the first clamping grooves 15 one by one are arranged on the other plug 2.

In order to facilitate production and assembly, in the embodiment, the plug 2 and the bracket 3 are integrally injection-molded, and the outer end faces of the plug and the bracket, which are matched with the shell 1, are provided with round corners which are convenient to assemble; a plug 2 is provided with a groove for avoiding components such as a circuit board 6, a USB interface 7 and the like.

When the heating device works, only one plug 2 needs to be rotated and fixed at one end of the shell 1 in a threaded manner, then the heating body 4 is placed on the positioning clamp protrusion 9 on the support 3 to be fixed, and the other plug 2 is clamped on the shell 1. When the hair curler is used, the power supply connecting wire supplies power to the heating core through the USB interface to enable the heating core to generate heat, when the temperature of the hair curler is proper, the power supply connecting wire is pulled out, hair is wound on the hair curler and is fixed by the clamp or the rubber band, at the moment, a user can move freely without waiting in a fixed area, and the hair curler is suitable for being used at home by hairdressing shops and individuals.

EXAMPLE III

As shown in fig. 3, in this embodiment, two plugs 2 are arranged outside the housing in addition to the second embodiment: one end of the shell 1 is provided with a second external thread 18, and the other end is symmetrically provided with a plurality of second clamping grooves 19; a second inner thread 20 matched with the second outer thread 18 is arranged on one plug 2, and a plurality of second clamping protrusions 21 matched with the second clamping grooves 19 one by one are arranged on the other plug.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims (7)

1. The utility model provides a hair-curler heating core installs the inside of the casing of hair-curler, its characterized in that, including installing respectively the end cap at casing both ends, two be equipped with the support on the relative terminal surface of end cap respectively, two be equipped with the heat-generating body between the support, one be equipped with temperature sensor on the support, one be equipped with on the support with heat-generating body electric connection's circuit board, be equipped with the USB interface on the circuit board, one be equipped with on the end cap with the USB hole groove that the USB interface matches.

2. A heating element for a hair roller according to claim 1, wherein said heating element is a PTC thermistor.

3. A heating core of hair roller according to claim 1, wherein both of said brackets are provided with positioning protrusions capable of matching with said heating element.

4. A heating core of hair roller according to claim 3, wherein an indicator light is further provided on the circuit board beside the USB interface, and an indicator light slot is provided on the plug beside the USB slot.

5. A heating element for a hair roller as set forth in claim 1, wherein said plug is an electrically insulating plug.

6. An electrically heated hair roller comprising a cylindrical housing, said housing being provided with a heating core as claimed in any one of claims 1 to 5, wherein said housing has a frosted layer on its outer surface, and said housing has a plurality of heat dissipating holes arranged axially on its surface.

7. An electrically heated hair roller according to claim 6, wherein each said plug is snap-fitted or screw-fitted to said housing.

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