CN216568793U - Electric heating comb - Google Patents

Abstract

The application relates to the field of hairdressing and shaping, in particular to an electric heating comb which comprises a handle and a comb head part, wherein the comb head part is connected to one end of the handle, and an electric heating body is arranged on the comb head part; a ventilation cavity is formed inside the comb head part, and the ventilation cavity penetrates through one side of the comb head part, where the electric heating body is installed, to form a ventilation opening; the handle is internally provided with an air supply channel, an air inlet of the air supply channel is arranged at one end, far away from the comb head, of the handle, an air outlet of the air supply channel is communicated with the ventilation cavity, and a fan is arranged in the air supply channel in a penetrating mode through the handle. This application has and can effectively avoid the electric heat comb to stay on the hair for a long time and lead to the hair to produce irreversible damage's effect.

Description

Electric heating comb

Technical Field

The application relates to the field of hairdressing and shaping, in particular to an electric heating comb.

Background

The electric heating comb is a novel hairdressing tool developed by a comb, combines the functions of a hair clamping rod and a comb, and comprises a comb head part and a handle, wherein the comb head part is connected to one end of the handle, and an electric heating body is arranged on the comb head part. When the electric heating hair comb is used, a user turns on the switch, the temperature of the electric heating body rises after heating, then the hair is combed by the comb head, the heated electric heating body is in contact with the hair, and the hair is heated to realize heat setting.

In view of the above-mentioned related technologies, the inventor believes that when the electric heating comb is used for heating and styling hair, if the electric heating comb stays on the hair for too long, the local temperature of the hair may be too high, and irreversible damage may be caused to the hair.

SUMMERY OF THE UTILITY MODEL

In order to avoid irreversible damage to hair caused by the fact that the electric heating comb stays on the hair for too long, the application provides the electric heating comb.

The application provides an electric heat comb adopts following technical scheme:

an electric heating comb comprises a handle and a comb head part, wherein the comb head part is connected to one end of the handle, and an electric heating body is arranged on the comb head part; a ventilation cavity is formed inside the comb head part, and the ventilation cavity penetrates through one side of the comb head part, where the electric heating body is installed, to form a ventilation opening; the handle is internally provided with an air supply channel, an air inlet of the air supply channel is formed in one end, far away from the comb head part, of the handle, an air outlet of the air supply channel is communicated with the ventilation cavity, the handle is arranged in the air supply channel in a penetrating mode, and the comb head part is internally provided with at least one group of air guide plate sets.

By adopting the technical scheme, the comb head is connected with the handle, and the handle is convenient for a user to hold when in use; the electric heater on the comb head part heats and heats up so as to be suitable for heating and shaping the head; an air supply channel is arranged in the handle, and a fan in the air supply channel generates air pressure in the handle to suck air from the air inlet and send the air out of the air outlet along the air supply channel to the ventilation cavity; the ventilation cavity penetrates through one side of the comb head part where the electric heating body is installed to form a ventilation opening, so that air is blown out from the air blowing opening; when the electric heater stays on hair, the air blown out of the ventilation cavity takes away redundant heat through convection heat exchange, so that the hair is not easily scalded due to overhigh temperature; the air guide plate group changes the direction of the air blown into the ventilation cavity from the air collecting port, so that the air is blown out of the ventilation cavity along the ventilation opening, and the redundant heat is taken away by the air when the electric heating body is in contact with hair; through adjusting the air guide plate group, the flow speed and the direction of wind in the ventilation cavity can be adjusted, so that the wind blown out from the ventilation opening is more uniform.

Preferably, the fan comprises fan blades and a motor; the motor is installed in the air supply channel, and the fan blades are installed at one end, far away from the comb head, of the motor.

Through adopting above-mentioned technical scheme, the flabellum is installed in the one end that the comb head portion was kept away from to the motor, thereby can be earlier for the motor cooling with motor convection heat dissipation one by one when the rotatory wind that produces of fan like this, the difficult overheated damage of motor during operation is favorable to the motor to be used for a long time.

Preferably, the fan blade is sleeved with an installation cylinder, and the installation cylinder is clamped in the air supply channel.

By adopting the technical scheme, the fan blade is sleeved with the mounting cylinder, the mounting cylinder has the functions of limiting and protecting the fan blade, and the probability of collision between the fan blade and the shell of the handle in the rotating process is reduced; the installation cylinder is clamped in the air supply channel, and the position fixation of the installation cylinder is facilitated.

Preferably, an air supply pipe is arranged in the air supply channel; one end of the air supply pipe is connected with the mounting barrel, and the other end of the air supply pipe extends to one end of the handle connecting comb head.

Through adopting above-mentioned technical scheme, carry the wind that the fan produced through blast pipe and installation section of thick bamboo in a concentrated way, the gap that the handle casing was difficult for following to wind leaks, has promoted air supply channel's air supply efficiency like this.

Preferably, a wind collecting head is arranged in the air supply channel; one end of the wind collecting head is connected with one end, close to the comb head, of the air supply pipe, and one end, far away from the air supply pipe, of the wind collecting head is communicated with the ventilation cavity.

By adopting the technical scheme, the wind collecting head plays a role in collecting wind sent by the blast pipe, so that the wind direction and the wind speed can be adjusted, and the wind in the blast pipe is guided into the ventilation cavity in order.

Preferably, the comb head part is provided with a separation net at the vent, and the electric heater is arranged on the separation net and positioned outside the vent.

Through adopting above-mentioned technical scheme, separate the net and play the supporting role to the electric heating body of comb head installation, separate the mesh of net simultaneously and can let the ventilation chamber in blow wind evenly pass through, reduced the inhomogeneous phenomenon that makes when electric heating body and hair contact heat dissipation inhomogeneous and make hair part overheated, partial heat not enough of the inhomogeneous messenger of amount of wind.

Preferably, the electric heater comprises a base, an installation plate and a plurality of electric heating comb teeth perpendicular to the installation plate, the base is arranged on the comb head and positioned outside the ventilation opening, and the installation plate is clamped on the base; one end of the electric heating comb teeth is connected to the mounting plate, and the other end of the electric heating comb teeth is cantilevered towards the direction far away from the comb head.

By adopting the technical scheme, the base supports the mounting plate, the electric heating comb teeth are mounted on the mounting plate, and the electric heating comb teeth are suitable for heating hair during combing so as to heat and shape the hair; the base is arranged on the comb head part and is positioned outside the vent hole, so that the air blown out from the vent hole can convect with the heating comb teeth on the base, the mounting plate and the mounting plate, and the probability that the hair is scalded is reduced.

Preferably, the comb head part further comprises a heat shield, the heat shield comprises a connecting plate and a plurality of comb tooth sleeves perpendicular to the connecting plate, mounting holes penetrating through the two opposite sides of the comb tooth sleeves are formed in the comb tooth sleeves, the electric heating comb teeth penetrate through the mounting holes, and the two opposite sides of the electric heating comb teeth protrude out of the mounting holes.

By adopting the technical scheme, the comb tooth sleeves covered outside the electric heating comb teeth are suitable for isolating the electric heating comb teeth from skin when the electric heating comb teeth heat hair, so that the electric heating comb teeth are prevented from scalding a user, and the comb tooth sleeves are connected into a whole by the connecting plate, so that the quick assembly and disassembly of the heat insulation cover are facilitated; the comb tooth sleeve is provided with mounting holes, two opposite sides of the electric heating comb teeth protrude out of the mounting holes, and the hair is suitable for being contacted with the electric heating comb teeth at the mounting holes so as to be thermally set.

Preferably, a plurality of guide teeth arranged at intervals are arranged on two opposite sides of the comb head part, and hair is suitable to be wound along the circumferential direction of the comb head part through the guide teeth.

By adopting the technical scheme, the guide teeth can enable the hair to be subjected to heat setting after being combed, so that the condition that the hair is squeezed together during styling to cause poor styling effect is avoided as much as possible; when the hair is wound along the circumferential direction of the comb head part, the guide teeth on the two sides of the comb head part can comb the hair, so that the hair can be favorably and uniformly penetrated through the electric heating body to be subjected to heat setting, and then the hair is ironed; therefore, the electric heating comb can straighten hair and curl hair, and is convenient for users to use.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the fan and the air supply channel are arranged in the handle, and the air supply channel is communicated with the ventilation cavity, so that when the electric heating body molds hair, air generated by the fan is transmitted to the ventilation cavity and blown out from the ventilation opening to cool the hair, and the condition that the hair is scalded due to the fact that the electric heating comb is left on the hair for too long is effectively avoided;

2. the motor is installed between fan and comb head portion for the rotatory wind that produces of flabellum blows the motor earlier and cools down for the motor, is favorable to long-term the using of motor.

3. The two opposite sides of the electric heating comb are provided with guide teeth, the guide teeth can finish hair when the hair is styled, and meanwhile, the electric heating comb is matched with the guide teeth to be suitable for curling the hair, so that the hair is styled in a curling manner.

Drawings

Fig. 1 is an overall schematic diagram of an embodiment of the present application.

Fig. 2 is an exploded view of an embodiment of the present application.

Fig. 3 is a schematic view illustrating installation of a wind guide plate group according to an embodiment of the present application.

Fig. 4 is a schematic view of the installation of the screen and the electric heater according to the embodiment of the present application.

Fig. 5 is an explosion diagram of the electric heater of the embodiment of the present application.

Fig. 6 is a schematic view of the connection between the heat shield and the electric heater according to the embodiment of the present application.

Fig. 7 is an enlarged view at a in fig. 3 of the embodiment of the present application.

Description of reference numerals: 1. a handle; 11. a first housing; 12. a second housing; 13. a mesh enclosure; 14. an air supply channel; 141. an air inlet; 142. an air outlet; 15. a fan; 151. a motor; 152. a fan blade; 16. mounting the cylinder; 17. an air supply pipe; 18. a wind collecting head; 19. a limiting strip; 2. a comb head; 21. a first cover body; 22. a second cover body; 23. an air supply head; 231. a ventilation cavity; 232. a wind guide sheet set; 2321. a wind guide opening; 233. a vent; 234. separating the net; 24. an electric heater; 241. a base; 242. mounting a plate; 2421. a base plate; 2422. a cover plate; 2423. a limiting hole; 243. electric heating comb teeth; 25. a heat shield; 251. a connecting plate; 252. a comb tooth sleeve; 2521. mounting holes; 2522. a contact; 26. a guide tooth; 261. a guide surface; 262. and (4) a ball.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses an electric heating comb. Referring to fig. 1, the comb comprises a handle 1 and a comb head 2, wherein the comb head 2 is connected with one end of the handle 1. An electric heater 24 is arranged on the comb head part 2 and used for heating and warming so as to heat and shape the head. The electric heater 24 may be made of copper or ceramic, and in this embodiment, is specifically made of ceramic material. The handle 1 and the comb head part 2 can be bonded, or can be connected in a hot melting way or are integrally manufactured, and in order to reduce the cost of repeated die sinking, the handle 1 and the comb head part 2 are integrally manufactured in the embodiment.

Referring to fig. 2, an air supply channel 14 is formed inside the handle 1, and a fan 15 is installed in the air supply channel 14 of the handle 1; a ventilation cavity 231 is arranged in the comb head part 2, and a ventilation opening 233 is formed by the ventilation cavity 231 penetrating through one side of the comb head part 2, which is provided with the electric heating body 24. The air supply channel 14 is communicated with the ventilation cavity 231, and air generated by the fan 15 is sent into the ventilation cavity 231 from the air supply channel 14 and then blown out from the ventilation opening 233 to exchange heat and cool the electric heater 24 staying on the hair, so that the hair can be effectively prevented from being scalded.

In this embodiment, the handle 1 includes a first housing 11, a second housing 12 and a mesh enclosure 13, the first housing 11 and the second housing 12 are fastened to form a cylinder, the air supply channel 14 is formed in an inner cavity of the cylinder, one end of the cylinder is connected to the comb head 2, and the other end of the cylinder is connected to the mesh enclosure 13.

The comb head comprises a first cover body 21, a second cover body 22 and an air outlet head 23, the first cover body 21 and the second cover body 22 are arranged oppositely, a cavity is formed after the first cover body 21 and the second cover body 22 are buckled, and the air outlet head 23 is installed in the cavity. The ventilation cavity 231 is disposed in the air outlet head 23 and penetrates through the air outlet head 23 to form a ventilation opening 233 facing one side of the second cover 22. The first cover 21 is connected with the first shell 11, and the second cover 22 is connected with the second shell 12; in this embodiment, the first cover 21 and the first housing 11 are integrally formed, and the second cover 22 and the second housing 12 are integrally formed to reduce the mold opening operation.

Wherein, the air inlet 141 of the air supply channel 14 is arranged at one end of the handle 1 connected with the mesh enclosure 13, the air outlet 142 of the air supply channel 14 is arranged at the joint of the handle 1 and the comb head 2 and communicated with the ventilation cavity 231, and the fan 15 sucks air from the air inlet 141 and sends the air into the ventilation cavity 231 from the air outlet 142 after being conveyed by the air supply channel 14.

Wherein, fan 15 includes flabellum 152 and motor 151, and motor 151 is installed in air supply channel 14, and flabellum 152 is installed in the one end that comb head portion 2 is kept away from to motor 151, can cool off for motor 151 through heat convection when the rotatory wind that produces of fan like this when passing through motor 151, is favorable to motor 151 long-time operation. In addition, the fan blade 152 is externally sleeved with an installation cylinder 16, and the installation cylinder 16 is clamped in the air supply channel 14; the mounting tube 16 plays a role in protecting and limiting the fan blades 152, and reduces the risk of collision between the fan blades 152 and the inner wall of the handle 1 during rotation. In this embodiment, the first housing 11 and the second housing 12 are integrally provided with a limiting strip 19 at corresponding positions, and after the first housing 11 and the second housing 12 are buckled, the limiting strip 19 is clamped and limited to the mounting tube 16.

In addition, in order to further improve the blowing efficiency of the blowing duct 14, the handle 1 is provided with a blowing pipe 17 in the blowing duct 14. The blast pipe 17 is arranged in the blast passage 14 in a penetrating way, one end of the blast pipe 17 is connected with the mounting barrel 16, the other end extends to one end of the handle 1 connected with the comb head part 2, and the motor 151 is arranged in the blast pipe 17 in a penetrating way. The arrangement of the blast pipe 17 leads the wind generated by the rotation of the fan blades 152 to the ventilation cavity 231 through the blast pipe 17, reduces the wind quantity seeping from the gap of the handle 1, and improves the transmission efficiency of the wind. The installation barrel 16 and the air supply pipe 17 can be connected in a bonding mode or movably, and in order to facilitate installation and maintenance of the motor 151, the installation barrel 16 and the air supply pipe 17 are connected in a plugging mode in the embodiment.

In addition, the handle 1 is also provided with a wind collecting head 18 in the air supply channel 14, one end of the wind collecting head 18 is connected with one end of the air supply pipe 17 close to the combing part 2, and the other end of the wind collecting head 18 is connected with an air outlet head 23 and is communicated with the ventilation cavity 231. The opening of one end of the air collecting head 18 connected with the air supply pipe 17 is larger than the opening of one end of the air collecting head 18 communicated with the ventilation cavity 231, so that the air collecting head 18 plays a role in guiding and collecting the wind in the air supply pipe 17, and the wind speed and the wind direction can be adjusted to guide the wind into the ventilation cavity 231. But collect wind head 18 and air-out head 23 joint connection, adhesive connection or integrated into one piece, collect wind head 18 and air-out head 23 integrated into one piece in this embodiment in order to increase structural stability.

Referring to fig. 3, at least one air guide plate set 232 is disposed in the ventilation cavity 231 of the comb head portion 2, the air guide plate set 232 is composed of two opposite air blocking plates, and the two air blocking plates are disposed at an interval to form an air guide opening 2321. In this embodiment, two air guide plate sets 232 are provided, and the air guide plate sets 232 are arranged in parallel along the direction away from the air outlet 142, and can also be designed according to the actual size of the comb head 2. After entering the ventilation cavity 231, the wind blown out from the wind collecting head 18 is reversed by the blocking of the wind guide plate set 232 and then blown out from the ventilation opening 233, thereby exchanging heat and reducing the temperature of the contact part of the electric heater 24 and the hair. The air guiding opening 2321 on the side of the wind deflector close to the air outlet 142 is larger than the air guiding opening 2321 on the side far away from the air outlet 142, so that the air blown out from the air vent 233 is kept more uniform along with the reduction of the air quantity and the reduction of the air speed. The air guide plate group 232 can be connected to one side of the ventilation cavity 231 far away from the ventilation opening 233, and can also be connected to two opposite sides of the ventilation cavity 231; the air guide plate group 232 can be arranged perpendicular to one side of the ventilation cavity 231, which is far away from the ventilation opening 233, or arranged at a certain inclination angle with one side of the ventilation cavity 231, which is far away from the ventilation opening 233; the air guide sheet set 232 can be adhered to the part of the comb head part 2 provided with the ventilation cavity 231, and can also be integrally formed with the comb head part 2. In the present embodiment, the air guide plate group 232 is specifically shown as being vertically connected to the side of the ventilation cavity 231 away from the ventilation opening 233 and integrally formed with the comb head 2.

Referring to fig. 4 and 5, the comb head part 2 is provided with a mesh 234 at the vent 233, and the electric heater 24 is installed on the mesh 234 and outside the vent 233; the electric heater 24 installed on the comb head part 2 is supported by the separation net 234, and meanwhile, the meshes of the separation net 234 can allow air blown from the ventilation cavity 231 to uniformly pass through, so that the condition that the heat dissipation is not uniform when the electric heater 24 is in contact with hair due to nonuniform air volume is reduced. The partition net 234 can be adhered to the comb head part 2, and can also be clamped to the comb head part 2, and the outer edge of the partition net 234 is clamped to the periphery of the ventilation opening 233 of the comb head part 2 in the embodiment, so that the partition net 234 can be conveniently detached.

The electric heater 24 comprises a base 241, a mounting plate 242 and a plurality of electric heating comb teeth 243 vertically connected to the mounting plate 242; the base 241 is arranged on the comb head part 2 and is positioned outside the ventilation opening 233, the mounting plate 242 comprises a bottom plate 2421 and a cover plate 2422 which are mutually covered and fixed, and the bottom plate 2421 is clamped and fixed on the base 241 so that the base 241 supports the mounting plate 242. One end of the electric heating comb teeth 243 is connected with the bottom plate 2421, and the other end of the electric heating comb teeth is vertically suspended on one side of the bottom plate 2421 far away from the comb head part 2. The cover plate 2422 is provided with limiting holes 2423 through which the electrothermal comb teeth 243 can penetrate one by one, and the electrothermal comb teeth 243 penetrate through the limiting holes 2423 after the cover plate 2422 and the bottom plate 2421 are covered, so that the structural stability of the mounting plate 242 and the electrothermal comb teeth 243 is improved. Therefore, the electric heating comb teeth 243 are suitable for heating hair during combing so as to heat and shape the hair, and meanwhile, the wind energy blown out from the air vents 233 carries out heat convection on the heat of the electric heating body 24, so that the probability that the hair is scalded is reduced.

Referring to fig. 6, a heat shield 25 is disposed outside the electric heater 24, the heat shield 25 includes a connection plate 251 and a plurality of comb tooth sleeves 252 perpendicular to the connection plate 251, the comb tooth sleeves 252 may be bonded to the connection plate 251, or may be integrally injection-molded with the connection plate 251, in this embodiment, the comb tooth sleeves 252 and the connection plate 251 are integrally molded to reduce the operation steps and increase the practicability of industrial production; the connecting plate 251 connects the comb tooth sleeves 252 into a whole, which facilitates quick assembly and disassembly of the heat shield 25. Mounting holes 2521 are formed in the two opposite sides of the comb tooth sleeve 252, the electric heating comb teeth 243 are mounted in the comb tooth sleeve 252, and the two opposite sides of the electric heating comb teeth 243 protrude out of the mounting holes 2521, so that when hair is styled, the electric heating comb teeth 243 are in contact with the hair from the two opposite sides protruding from the mounting holes 2521 and heat and shape the hair, and the end, extending out of the comb head 2, of the electric heating comb teeth 243 is isolated from the skin of a user by the heat insulation cover 25, so that the probability that the electric heating comb teeth 243 scald the user is reduced.

In addition, one end of the heat shield 25 away from the electrothermal comb 243 protrudes away from the electrothermal comb 243 to form a cylindrical contact 2522. Therefore, the electric heating comb teeth 243 are further isolated from the skin, and the contact 2522 can also massage the scalp when the electric heating comb is used, so that the use experience of a user is improved.

Referring to fig. 7, the opposite sides of the comb head 2 are provided with a plurality of guide teeth 26 arranged at intervals, two guide surfaces 261 are formed at the opposite sides of the guide teeth 26, and hair can penetrate through the gap of the guide teeth 26 along the guide surfaces 261 and can be wound along the circumferential direction of the comb head 2, so that the electric heating comb can straighten hair and can curl and shape the hair, and the use of a user is facilitated. The guide teeth 26 can be integrally formed with the comb head portion 2, and can also be inserted into or clamped on the comb head portion 2, in the embodiment, the guide teeth 26 are integrally formed into two comb tooth rows, and the two comb tooth rows are clamped on two opposite sides of the comb head portion 2.

In addition, the end of the guide teeth 26 far from the comb head 2 is provided with the round ball 262, so that after the hair slides into the gap between the guide teeth 26 along the arc surface of the round ball, the round ball 262 limits the hair between the guide surfaces 261, and the hair is not easy to slide out from the gap between the guide teeth 26 due to the elasticity of the hair when curling the hair. The provision of the ball 262 increases the top area of the guide teeth 26 while effectively preventing the guide teeth 26 from stabbing the user when setting hair. The ball 262 can be adhered to the guide teeth 26 or can be integrally formed with the guide teeth 26, in this embodiment, the ball 262 is integrally formed with the guide teeth 26 to enhance the connection strength between the guide teeth 26 and the ball 262.

The implementation principle of the electric heating comb in the embodiment of the application is as follows:

when hair is styled, the electric heater 24 is energized to heat, and the two opposite sides of the electric heating comb 243 protrude from the mounting hole 2521 of the heat shield 25 and contact with hair to heat and shape the hair. When the hair needs to be straightened, the electric heating comb teeth 243 comb the hair and penetrate the hair along the gaps among the electric heating comb teeth 243; when the hair needs to be curled, the hair passes through the guide teeth 26 on the two opposite sides of the comb head part 2 and winds along the circumferential direction of the comb head part 2 under the limit of the guide teeth 26; the hair is heat-set under the heating of the electric heating comb, thereby achieving the aim of corresponding styling.

After the electric heating body 24 conducts current, a switch of the fan 15 is turned on, wind generated by rotation of the fan blades 152 under the driving of the motor 151 is conveyed through the air supply duct and gathered together and turns through the wind collecting head 18, the wind is blocked by the wind blocking plate at the wind blocking plate group 232 and then is blown to the electric heating body 24 from the air vent 233 through the even distribution of the partition net 234, the wind takes away redundant heat at the contact part of the electric heating comb teeth 243 and hair through convection heat transfer, and the condition that the hair is scalded to be damaged to cause irreversible damage due to long-time staying of the electric heating comb is effectively avoided.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. An electric heating comb, which is characterized in that: the electric heating comb comprises a handle (1) and a comb head part (2), wherein the comb head part (2) is connected to one end of the handle (1), and an electric heating body (24) is arranged on the comb head part (2); a ventilation cavity (231) is formed in the comb head part (2), and a ventilation opening (233) is formed at one side of the ventilation cavity (231) which penetrates through the comb head part (2) and is provided with the electric heating body (24); be equipped with an air supply passageway (14) in handle (1), air intake (141) of air supply passageway (14) are seted up handle (1) is kept away from the one end of comb portion (2), air outlet (142) of air supply passageway (14) with ventilation chamber (231) are linked together, handle (1) is in wear to establish in air supply passageway (14) and install a fan (15), comb portion (2) are in be provided with at least a set of wind guide sheet group (232) in ventilation chamber (231).

2. An electrothermal comb according to claim 1, wherein: the fan (15) comprises fan blades (152) and a motor (151); the motor (151) is arranged in the air supply channel (14), and the fan blades (152) are arranged at one end, far away from the comb head part (2), of the motor (151).

3. An electrothermal comb according to claim 2, wherein: fan blade (152) overcoat is equipped with installation section of thick bamboo (16), installation section of thick bamboo (16) joint is in air supply channel (14).

4. An electrothermal comb according to claim 3, wherein: an air supply pipe (17) is arranged in the air supply channel (14); one end of the blast pipe (17) is connected with the mounting barrel (16), and the other end of the blast pipe (17) extends to one end of the handle (1) connected with the comb head part (2).

5. An electrothermal comb according to claim 4, wherein: a wind collecting head (18) is arranged in the air supply channel (14); one end of the wind collecting head (18) is connected with one end, close to the comb head part (2), of the blast pipe (17), and one end, far away from the blast pipe (17), of the wind collecting head (18) is communicated with the ventilation cavity (231).

6. An electrothermal comb according to claim 1, wherein: the comb head part (2) is provided with a separation net (234) at the ventilation opening (233), and the electric heater (24) is arranged on the separation net (234) and positioned outside the ventilation opening (233).

7. An electrothermal comb according to claim 1, wherein: the electric heating body (24) comprises a base (241), a mounting plate (242) and a plurality of electric heating comb teeth (243) perpendicular to the mounting plate (242), the base (241) is arranged on the comb head part (2) and positioned at the outer side of the ventilation opening (233), and the mounting plate (242) is clamped on the base (241); one end of the electric heating comb teeth (243) is connected to the mounting plate (242), and the other end of the electric heating comb teeth is cantilevered towards the direction far away from the comb head part (2).

8. An electrothermal comb according to claim 7, wherein: the comb head part (2) further comprises a heat shield (25), the heat shield (25) comprises a connecting plate (251) and a plurality of comb tooth sleeves (252) vertical to the connecting plate (251), mounting holes (2521) penetrating through two opposite sides of the comb tooth sleeves (252) are formed in the comb tooth sleeves, the electric heating comb teeth (243) penetrate through the mounting holes (2521), and two opposite sides of the electric heating comb teeth (243) protrude out of the mounting holes (2521).

9. An electrothermal comb according to claim 1, wherein: the two opposite sides of the comb head part (2) are provided with a plurality of guide teeth (26) arranged at intervals, and hair is suitable for being wound along the circumferential direction of the comb head part (2) through the guide teeth (26).

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