CN219088596U - Hot air hair curling comb - Google Patents

Abstract

The utility model discloses a hot air hair curling comb which comprises a handle structure with a first cavity and a comb structure with a second cavity, wherein an air outlet component and a heating component are arranged in the first cavity, a plurality of comb teeth are arranged on the periphery side of the comb structure, a plurality of air outlets are arranged between the comb teeth on the comb structure in a penetrating manner, an air guide piece is arranged in the second cavity along the central axis of the comb structure, the air guide piece extends from one end, far away from the handle structure, of the comb structure to one end, close to the handle structure, of the comb structure, an air guide channel is formed between the outer wall of the air guide piece and the inner wall of the comb structure, and the air outlets are communicated with the air guide channel. The air guide piece is arranged in the hair comb structure of the hot air hair curling comb, so that the air speed can be increased, and uniform air outlet of air outlets at all positions on the hair comb structure is facilitated.

Description

Hot air hair curling comb

Technical Field

The utility model relates to the field of combs, in particular to a hot air hair curling comb.

Background

The hot air hair curling comb is a product combining the hair curling comb and the air blowing cylinder, solves the inconvenience caused by the fact that the traditional hair curling comb and the traditional air cylinder need to be used independently, can provide hot air while curling hair, is convenient for straightening hair and curling hair and shaping, can be used for styling hair at home, and is deeply loved by modern people.

The utility model patent (publication No. CN 111955886A) discloses a comb capable of blowing hot air and cold air, which comprises a comb head, wherein the side wall of the comb head is provided with air outlet holes, the tail part of the comb head is provided with an annular heating device, the outer side of the heating device is provided with a lower cover and an upper cover, the lower cover and the upper cover are mutually clamped and installed to form a handle, the upper cover is provided with a through hole, a switch button is clamped and installed in the through hole, the bottom of the switch button is fixedly provided with a switch PCBA, the tail part of the heating device is provided with a fan, the tail part of the lower cover and the tail part of the upper cover are clamped and installed with a back tail cover, the back tail cover is internally provided with a main control PCBA, the comb can be used as a common comb when the power supply is not used, when the fan switch is plugged in, the natural air can be blown out, and the heating device can be opened when the hot air needs to be blown.

According to the scheme, the air blown out by the fan is directly blown out to the outside through the air outlet holes on the side walls of the comb after being heated by the heating device, the air flow channel in the comb is wider, the air outlet holes close to the heating device are easy to generate large air speed, and the air outlet holes far away from the heating device are small in drop.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides the hot air hair curler, and the air guide piece is arranged in the hair combing structure in an extending way from one end far away from the handle structure to one end close to the handle structure, so that the air speed can be increased, and uniform air outlet of air outlets at all positions on the hair combing structure is facilitated.

The technical scheme of the utility model is as follows:

the utility model provides a hot-blast hair curler comb, includes that inside is equipped with the handle structure of first cavity and inside is equipped with the comb structure of second cavity, first cavity link up with the second cavity mutually, wherein: an air outlet component and a heating component are arranged in the first cavity, and the heating component is arranged on one side of the air outlet component, which is close to the comb structure, and is used for heating air output by the air outlet component; the comb comprises a comb body, and is characterized in that a plurality of comb teeth are arranged on the periphery side of the comb body, a plurality of air outlets are formed between the comb teeth on the comb body in a penetrating mode, an air guide piece is arranged in the second cavity along the central axis of the comb body, the air guide piece extends from one end, far away from the handle structure, of the comb body towards one end, close to the handle structure, of the comb body, an air guide channel is formed between the outer wall of the air guide piece and the inner wall of the comb body, and the air outlets are communicated with the air guide channel.

Preferably, the wind guide comprises a wind guide part and a guide part connected with one end of the wind guide part, which is close to the handle structure, the outer side surface of the wind guide part is arranged into a cylindrical structure which is arranged along the central axis of the comb structure, and the distance between the outer side surface of the guide part and the central axis of the comb structure is set into a slope surface structure which gradually decreases from one end far away from the handle structure to one end close to the handle structure.

Preferably, the outer side surface of the guiding part is provided with a circular spherical structure or a conical spherical structure, the guiding part is arranged close to the connection position of the comb structure and the handle structure, and one end of the air guiding part is connected with the end part of the comb structure, which is far away from the handle structure.

Preferably, the air guide piece is arranged into a panel structure with a hollow inside, the end part of the comb structure far away from the handle structure is provided with a mounting plane along the radial direction of the central axis, and the air guide piece is formed by recessing the middle of the mounting plane towards the inside of the comb structure.

Preferably, the installation plane is provided with an annular positioning seat in an outward protruding mode, and the annular positioning seat is connected with an expansion structure.

Preferably, the comb teeth are provided with a plurality of row groups, each row group is provided with a plurality of comb teeth, the air outlets are provided with a plurality of row groups, each row group is provided with a plurality of air outlets, and the comb teeth and the air outlets of each row group are respectively arranged from one end of the comb structure far away from the handle structure to one end of the comb structure close to the handle structure.

Preferably, a cylinder structure is further arranged in the first cavity, the outer wall of the cylinder structure is detachably connected with the inner wall of the handle structure, and the air outlet assembly and the heating assembly are arranged inside the cylinder structure.

Preferably, the cylinder structure comprises a first cylinder and a second cylinder which is arranged in series with the first cylinder, one end of the second cylinder is connected with the inner side of the first cylinder in a buckling manner, the heating component is arranged in the first cylinder, and the air outlet component is arranged in the second cylinder.

Preferably, the first cylinder is arranged at the end part of the handle structure, which is close to the comb structure, the end of the handle structure, which is far away from the comb structure, is also provided with an air inlet, the third cylinder is arranged between the air outlet component and the air inlet, a circuit board is arranged in the third cylinder, one end of the third cylinder is connected with the end part of the second cylinder in a buckling manner, and the first cylinder, the second cylinder and the third cylinder are all arranged along the central axis direction of the comb structure.

Preferably, the expansion structure is a knob structure, the knob structure is electrically connected with the air outlet assembly, and comprises a positioning piece in snap connection with the annular positioning seat and an operating piece in rotatable connection with the positioning piece, and the knob structure can rotate around the central axis direction of the comb structure to adjust the air outlet size of the air outlet assembly; or, the expansion structure is arranged as a handrail structure and is used for assisting in holding.

The hot air curling comb disclosed by the utility model is characterized in that the inside of the comb structure is provided with the air guide piece, the air guide channel is formed between the outer wall of the air guide piece and the inner wall of the comb structure, the air outlet is communicated with the air guide channel, the air output by the air outlet component is heated by the heating component and then blown out to the outside through the air guide channel and the air outlet, the air guide piece is arranged along the central axis of the comb structure, so that the width of the air guide channel at each position on the same horizontal plane perpendicular to the central axis is basically the same, uniform air outlet at each position on the same horizontal plane is facilitated, hair curling is facilitated, the air guide piece extends from one end of the comb structure far away from the handle structure to one end close to the handle structure, and because the air guide piece occupies a part of the space of the second cavity, the air flow channel at one end of the comb structure far away from the handle structure becomes narrower, the air force is more concentrated, the air speed of the air outlet at one end of the comb structure far away from the handle structure can be improved, the difference of the air speed at both ends of the comb structure is balanced, the air speed at each position on the comb structure is facilitated, the air outlet at each position on the same horizontal speed is facilitated, the comb structure is convenient to use, and the structure is easy to produce and convenient to assemble.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

fig. 1 is a schematic structural view of a hot air curling comb according to an embodiment of the present utility model.

Fig. 2 is a schematic exploded view of a hot air curling comb according to an embodiment of the present utility model.

Fig. 3 is a schematic cross-sectional view of a hot air curling comb according to an embodiment of the present utility model.

Fig. 4 is a schematic structural diagram of a comb structure according to an embodiment of the present utility model.

Fig. 5 is an exploded view of a comb structure according to an embodiment of the present utility model.

Fig. 6 is a schematic view of a handle structure and a barrel structure according to an embodiment of the present utility model.

Fig. 7 is an exploded view of a barrel structure according to an embodiment of the present utility model.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present utility model fall within the protection scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, or may include both the first and second features not being in direct contact, but being in contact with each other by way of additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. Likewise, the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one.

As shown in fig. 1 to 3, as an embodiment of the present utility model, a hot air curling comb is disclosed, which comprises a handle structure 1 and a comb structure 2, wherein a first cavity 100 is arranged in the handle structure 1, a second cavity 200 is arranged in the comb structure 2, the first cavity 100 is communicated with the second cavity 200, an air outlet component 3 and a heating component 4 are arranged in the first cavity 100, and the heating component 4 is arranged on one side of the air outlet component 3 close to the comb structure 2 and is used for heating air output by the air outlet component 3. The outer periphery side of comb structure 2 has arranged a plurality of broachs 21, runs through between the broachs 21 on the comb structure 2 and is provided with a plurality of air outlets 22, is provided with wind guide 23 in the second cavity 200, forms wind guide 24 between wind guide 23 outer wall and the comb structure 2 inner wall, and air outlet 22 link up with wind guide 24 mutually, and the wind that the air-out subassembly 3 output blows out to the external world through wind guide 24 and air outlet 22 after heating up through heating assembly 4. The air guide 23 is arranged along the central axis 300 of the comb structure 2, so that the widths of the air guide channels 24 at all positions on the same horizontal plane perpendicular to the central axis 300 are basically the same, uniform air outlet of all air outlets 22 on the same horizontal plane is facilitated, hair curling is facilitated, the air guide 23 extends from one end of the comb structure 2 far away from the handle structure 1 to one end close to the handle structure 1, and because the air guide 23 occupies a part of the space of the second cavity 200, the air flow channel inside the comb structure 2 far away from one end of the handle structure 1 becomes a narrower air guide channel 24, wind force is more concentrated, the wind speed of the air outlet 22 at one end of the comb structure 2 far away from the handle structure 1 can be improved, the difference of the wind speeds at the two ends of the comb structure 2 is balanced, uniform air outlet of all the air outlets 22 at all positions on the comb structure 2 is facilitated, the comb structure 2 is convenient to use, and the comb structure is simple, and production and assembly are facilitated.

As shown in fig. 3, in some embodiments, the air guide 23 includes an air guide 231 and a guide 232, where the air guide 231 is connected to an end of the comb structure 2 far away from the handle structure 1, the guide 232 is connected to an end of the air guide 231 near the handle structure 2, and an outer side surface of the air guide 231 is configured as a cylindrical structure disposed along the central axis 300 of the comb structure 2, so that the width of the air guide channel 24 at each position on the same horizontal plane perpendicular to the central axis 300 is the same, which is beneficial to uniform air outlet of each air outlet 22 on the same horizontal plane, and is convenient for hair curling. The distance between the outer side surface of the guiding part 232 and the central axis 300 of the comb structure 2 is set to be a slope surface structure gradually reduced from one end far from the handle structure 1 to one end close to the handle structure 1, so that wind can be conveniently guided around the wind guiding part 231 along the outer side surface of the guiding part 232.

As shown in fig. 3 and 4, in some embodiments, the outer side surface of the guiding portion 232 is configured as a conical spherical structure, and the spherical design can uniformly guide the wind to spread around the wind guiding portion 231, and the conical design can prolong the guiding path, so that the wind can be facilitated to transition from the outer side surface of the guiding portion 232 to the outer side surface of the wind guiding portion 231, and of course, in other embodiments, the outer side surface of the guiding portion 232 can also be configured as a circular spherical structure, and can also facilitate the wind to spread around the wind guiding portion 231. The guiding part 232 is arranged close to the connection position of the comb structure 2 and the handle structure 1, one end of the guiding part 232 is connected with the end part of the comb structure 2 far away from the handle structure 1, namely, the length of the air guiding part 23 is basically the same as that of the comb structure 2, so that more area air in the second cavity 200 can be guided and the air speed can be improved, the connecting part is not required to be arranged on the side surface of the guiding part 232 to be connected with the inner wall of the comb structure 2, the smoothness of the air guiding channel 24 can be better ensured, of course, in other embodiments, the guiding part 232 can be arranged close to the middle section position or other positions of the comb structure 2, and the connecting part can be arranged to enable the side surface of the guiding part 232 to be connected with the inner wall of the comb structure 2, and the air speed of the air outlet 22 at the end far away from the handle structure 1 on the comb structure 2 can be improved.

As shown in fig. 3, in some embodiments, the air guide 23 is configured as a panel structure with a hollow interior, so that on one hand, materials and cost can be saved, and on the other hand, a thermal insulation bin is formed inside the air guide 23, so that an end portion of the comb structure 2, which is far away from the handle structure 1, can be prevented from being affected by high temperature of hot air, and the air guide 23 can be configured as a solid structure in other embodiments, and also has an air guiding effect. The end part of the comb structure 2 far away from the handle structure 1 is radially provided with a mounting plane 25 along the central axis 300, the air guide piece 23 is formed by recessing the middle of the mounting plane 25 towards the inside of the comb structure 2, namely, the air guide piece 23 and the comb structure 2 are integrally formed, the connection is stable, the structure is simple, and the processing and the production are convenient.

As shown in fig. 5, in some embodiments, an annular positioning seat 26 is provided on the mounting plane 25 in an outward protruding manner, and the expansion structure 6 is connected to the annular positioning seat 26. In this embodiment, the radius of the annular positioning seat 26 is greater than the radius of the air guiding member 23 and less than the radius of the outer side surface of the comb structure 2, a positioning portion 251 is formed on the installation plane 25 on the outer peripheral side of the annular positioning seat 26, the expansion structure 6 is configured as a knob structure, the knob structure is electrically connected with the air outlet assembly 3, the knob structure comprises a positioning member 61 in snap connection with the annular positioning seat 26 and an operating member 62 rotatably connected with the positioning member 61, the operating member 62 is sleeved outside the positioning member 61, one end of the positioning member 61 far away from the comb structure 2 extends outwards along the radial direction of the central axis 300 of the comb structure 2 to form a limiting plate 611, the inner wall of the operating member 62 is spaced from the outer wall of the positioning member 61 to form a spacing groove, the annular positioning seat 26 is arranged inside the spacing groove after installation, the positioning member 61 is arranged on the inner side of the annular positioning seat 26, the end surface of the operating member 62 far away from one end of the comb structure 2 abuts against the limiting plate 611, the end surface of the operating member 62 near one end of the comb structure 2 abuts against the positioning portion 251, the air outlet assembly 3 can be adjusted by rotating clockwise or anticlockwise around the central axis 300 of the comb structure 2, and the air outlet assembly can be adjusted conveniently. As another embodiment of the present utility model, the extension structure 6 is provided as a handrail structure, and can be fixedly connected with the annular positioning seat 26, or can be detachably connected through a buckle or other structures, so as to assist in holding and facilitate the hair curling operation.

As shown in fig. 1, in some embodiments, the comb teeth 21 are provided with a plurality of rows of groups, each row of groups is provided with a plurality of comb teeth 21, the air outlets 22 are provided with a plurality of rows of groups, each row of groups is provided with a plurality of air outlets 22, and the comb teeth 21 and the air outlets 22 of each row of groups are respectively arranged from one end of the comb structure 2 far from the handle structure 1 to one end of the comb structure 2 near the handle structure 1 in a winding manner, so as to facilitate hair curling from different angles. In this embodiment, the air outlet 22 is configured as a small circular hole, which is beneficial to blowing out high-speed hot air.

As shown in fig. 6, in some specific embodiments, a barrel structure 11 is further disposed in the first cavity 100, an outer wall of the barrel structure 11 is detachably connected with an inner wall of the handle structure 1, the air outlet component 3 and the heating component 4 are installed inside the barrel structure 11, the handle structure 1 is integrally formed, the stability of the structure is good, the air outlet component 2 and the heating component 4 can be assembled on the barrel structure 11 first, and the barrel structure 11 is installed in the barrel structure 11, so that rapid assembly or disassembly is facilitated. In this embodiment, the barrel structure 11 can dismantle with handle structure 1 through the draw-in groove structure and be connected, and the draw-in groove structure includes sand grip 12 and recess 13, and the inner wall of handle structure 1 sets up sand grip 12 along its length direction inwards protrusion, and the outer wall of barrel structure 11 sets up recess 13 along its length direction inwards sunken, and guide installation or dismantlement are carried out along sand grip 12 through this recess 13 between barrel structure 11 and the handle structure 1 to the slip, make things convenient for accurate location installation.

As shown in fig. 7, in some embodiments, the barrel structure 11 includes a first barrel 111 and a second barrel 112 that is arranged in series with the first barrel 111, that is, the central axis of the first barrel 111 is parallel to the central axis of the second barrel 112, the heating component 4 is installed in the first barrel 111, the air-out component 4 is installed in the second barrel 112, so that the air-out component 3 or the heating component 4 can be assembled or disassembled conveniently, one end of the second barrel 112 is connected to the inner side of the first barrel 111 in a snap-fit manner, the structure is simple, the quick assembly or disassembly is convenient, the second barrel 112 is located on the inner side of the first barrel 111, and compared with the second barrel 112 located on the outer side of the first barrel 111 or flush with the first barrel 111, the hot air output by the air-out component 4 in the second barrel 112 can be greatly reduced to the outer side of the barrel 11, so that the electronic components in the handle structure 1 are prevented from being affected by the high temperature of the hot air.

As shown in fig. 3, in some embodiments, the first cylinder 111 is disposed on the handle structure 1 near the end of the comb structure 2, and the air output by the air outlet component 4 can directly enter the second cavity 200 after being heated by the heating component 3 in the first cylinder 111, so that the structure is simple and practical. The end of the handle structure 1 far away from the comb structure 2 is further provided with an air inlet 14, in this embodiment, the air inlet 14 is disposed on a side surface of the periphery of the handle structure 1, so that the end of the handle structure 1 is conveniently connected with a power line, and of course, in other embodiments, the air inlet may also be disposed on the end of the handle structure 1. The barrel structure 11 further comprises a barrel III 113 arranged between the air outlet assembly 3 and the air inlet 14, the barrel III 113 is internally provided with the circuit board 5 for circuit control of the whole hot air hair curling comb, one end of the barrel III 113 is in buckle connection with the end part of the barrel II 112, and the barrel I111, the barrel II 112 and the barrel III 113 are arranged along the central axis 300 direction of the hair curling structure 2, so that the quick assembly or disassembly is convenient.

As shown in fig. 2, in some embodiments, a control button 15 for controlling the air outlet assembly 3 and the heating assembly 4 is further disposed on the outer side of the handle structure 1, and a button circuit board 16 matched with the control button 15 is mounted on the outer wall of the barrel structure 11.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

In summary, the foregoing description is only of the preferred embodiments of the present utility model, and all equivalent changes and modifications made in accordance with the claims should be construed to fall within the scope of the utility model.

Claims (10)

1. The utility model provides a hot-blast hair curler comb, its characterized in that, including the handle structure that is equipped with first cavity inside and the comb structure that is equipped with the second cavity inside, first cavity link up with the second cavity mutually, wherein:

an air outlet component and a heating component are arranged in the first cavity, and the heating component is arranged on one side of the air outlet component, which is close to the comb structure, and is used for heating air output by the air outlet component;

the comb comprises a comb body, and is characterized in that a plurality of comb teeth are arranged on the periphery side of the comb body, a plurality of air outlets are formed between the comb teeth on the comb body in a penetrating mode, an air guide piece is arranged in the second cavity along the central axis of the comb body, the air guide piece extends from one end, far away from the handle structure, of the comb body towards one end, close to the handle structure, of the comb body, an air guide channel is formed between the outer wall of the air guide piece and the inner wall of the comb body, and the air outlets are communicated with the air guide channel.

2. The hot air curling comb of claim 1, wherein: the wind-guiding piece includes wind-guiding portion and the guiding portion that is connected with the one end that is close to handle structure on the wind-guiding portion, the lateral surface of wind-guiding portion sets up to the cylindrical structure that arranges along comb structure central axis, the lateral surface of guiding portion sets up to the slope face structure that reduces gradually from the one end that keeps away from handle structure to the one end that is close to handle structure with the distance of comb structure central axis.

3. The hot air curling comb of claim 2, wherein: the lateral surface of guiding portion sets up to circular sphere structure or toper sphere structure, guiding portion is close to comb structure and handle structure's hookup location and arranges, the one end of wind-guiding portion is connected with the end that is away from handle structure on the comb structure.

4. A hot air hair roller comb according to claim 3, wherein: the air guide piece is arranged into a panel structure with a hollow inside, an installation plane is arranged on the end part of the comb structure far away from the handle structure along the radial direction of the central axis, and the air guide piece is formed by recessing the middle of the installation plane towards the inside of the comb structure.

5. The hot air hair curler according to claim 4, characterized in that: the installation plane is provided with an annular positioning seat in an outward protruding mode, and the annular positioning seat is connected with an expansion structure.

6. The hot air curling comb of claim 5, wherein: the comb teeth are provided with a plurality of row groups, each row group is provided with a plurality of comb teeth, the air outlets are arranged into a plurality of row groups, each row group is provided with a plurality of air outlets, and the comb teeth and the air outlets of each row group are respectively arranged from one end of the comb structure far away from the handle structure to one end of the comb structure close to the handle structure.

7. The hot air curling comb of claim 6, wherein: still be provided with the tubular structure in the first cavity, the outer wall of tubular structure can be dismantled with the inner wall of handle structure and be connected, air-out subassembly and heating element install inside the tubular structure.

8. The hot air curling comb of claim 7, wherein: the barrel structure comprises a barrel I and a barrel II which is arranged in series with the barrel I, one end of the barrel II is connected with the inner side of the barrel I in a buckling manner, the heating component is arranged in the barrel I, and the air outlet component is arranged in the barrel II.

9. The hot air curling comb of claim 8, wherein: the first barrel is arranged at the end part of the handle structure, which is close to the comb structure, the air inlet is further formed in one end of the handle structure, which is far away from the comb structure, the third barrel is arranged between the air outlet component and the air inlet, a circuit board is arranged in the third barrel, one end of the third barrel is connected with the end part of the second barrel in a buckling manner, and the first barrel, the second barrel and the third barrel are all arranged along the central axis direction of the comb structure.

10. The hot air curling comb of claim 9, wherein: the expansion structure is a knob structure, the knob structure is electrically connected with the air outlet assembly, and comprises a positioning piece connected with the annular positioning seat in a buckling manner and an operating piece rotatably connected with the positioning piece, and the knob structure can rotate around the central axis direction of the comb structure to adjust the air outlet size of the air outlet assembly; or alternatively, the first and second heat exchangers may be,

the expansion structure is arranged as a handrail structure and is used for assisting in holding.

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