CN219070622U - Main machine head of dehairing instrument and dehairing instrument - Google Patents

Abstract

The utility model is suitable for the field of beauty treatment instruments, and provides a main machine head of a depilatory instrument and the depilatory instrument, wherein the main machine head is used for being arranged at the end part of a machine body of the depilatory instrument, and comprises a head shell, a light-transmitting part, a light source, a light guide part and a light filter part, and the head shell is provided with a working end face contacted with skin; one end of the light transmission piece is positioned in the head shell and is provided with a skin contact surface which is contacted with skin; the light source is used for emitting light and is fixedly arranged relative to the head shell, and the light emitted by the light source is transmitted outwards through the skin contact surface of the light-transmitting piece; the light guide piece is arranged between the light source and the light transmission piece and is used for guiding the light rays emitted by the light source to the light transmission piece; the filter element is arranged between the light source and the skin contact surface of the light transmission element and is used for filtering light rays emitted by the light source. The main machine head of the dehairing instrument provided by the utility model can compensate the light loss caused by the problems of tightness, structural property and the like in the main machine head of the dehairing instrument by arranging the light guide piece, and the light emitted by the light source is guided to the light transmission piece as much as possible.

Description

Main machine head of dehairing instrument and dehairing instrument

Technical Field

The utility model belongs to the field of beauty treatment instruments, and particularly relates to a main machine head of a dehairing instrument and the dehairing instrument.

Background

The depilatory instrument is used as a popular cosmetic instrument in recent years, and provides great convenience for depilatory of people, and the wavelength of laser is regulated by a selective light source, so that the laser irradiates into hair follicles on the surface layer of skin, the hair follicles are destroyed, and the hair follicles lose regeneration capacity, thereby achieving the purpose of depilatory. The related art depilation instrument generally includes a main body head, a main body, the main body head generally including a light source for emitting light, a light-transmitting crystal for contacting with skin and transmitting the light emitted from the light source to the skin for depilation, a light-reflecting cup for reflecting the light emitted from the light source to the light-transmitting crystal, and the like, the light source being provided between the light-transmitting crystal and the light-reflecting cup, which improves the light utilization rate; the radiator is arranged in the machine body and used for radiating heat of the whole machine, and the main control board is arranged for controlling related functions of the whole machine.

However, although the conventional dehairing instrument is provided with a reflective cup, there is still a light leakage phenomenon more or less due to the sealing problem or structural problem, and the utilization ratio of the light source is still to be improved.

Disclosure of Invention

The utility model aims to provide a host head of a dehairing instrument and the dehairing instrument, and aims to solve the technical problem that the utilization rate of a light source of the dehairing instrument in the prior art is still to be improved.

The utility model is realized in the following way: a main head of a depilatory device for locating at an end of a body of the depilatory device, comprising:

a head housing having a working end surface in contact with the skin;

a light transmitting member having one end positioned in the head housing and having a skin contact surface for contacting the skin;

the light source is used for emitting light and is fixedly arranged relative to the head shell, and the light emitted by the light source is transmitted outwards through the skin contact surface of the light-transmitting piece;

the light guide piece is arranged between the light source and the light transmission piece and is used for guiding the light rays emitted by the light source to the light transmission piece;

the filter piece is arranged between the light source and the skin contact surface of the light transmission piece and is used for filtering light rays emitted by the light source.

Further, the light guide member is disposed between the light filter member and the light transmitting member.

Further, the filter is located between the light guide member and the light transmitting member.

Further, the light guide member includes a light reflecting body disposed in a square frame shape, an annular shape or a horn shape, one end of the light reflecting body is abutted to the light filtering member, and the other end is abutted to the light transmitting member.

Further, the light guide member comprises a light reflecting body which is square or annular, one end of the light reflecting body is abutted to the light filtering member, the other end of the light reflecting body is abutted to the light transmitting member, and a heat conducting adhesive layer is arranged between the end of the light reflecting body abutted to the light transmitting member and the light transmitting member.

Further, the host head further comprises a refrigerating piece in a square frame shape or an annular shape, the refrigerating piece is provided with a hot end face and a cold end face, the cold end face is abutted to the light-transmitting piece, and the hot end face is connected with a radiator arranged in the dehairing instrument.

Further, the host head further comprises a refrigeration piece in a square frame shape or an annular shape, and the refrigeration piece is sleeved on the light guide piece.

Further, the main machine head further comprises a refrigerating piece and a heat conducting piece, the refrigerating piece is provided with a hot end face and a cold end face, the cold end face is in butt joint with the light transmitting piece, and the hot end face is connected with a radiator arranged in the dehairing instrument through the heat conducting piece.

Further, the heat conducting piece comprises a heat conducting pipe which is annularly arranged, a connecting table which is arranged on one side of the heat conducting pipe in an extending mode, and a connecting plate which is arranged on the other side of the heat conducting pipe in an extending mode, the hot end face of the refrigerating piece is abutted to the connecting plate, and the connecting table is abutted to the radiator; the heat conducting pipe is sleeved on the light guide piece.

Further, one end of the light guide member is abutted to the light transmitting member, the other end of the light guide member is abutted to the light filtering member, and a sealing gasket is arranged between the end, abutted to the light filtering member, of the light guide member and the light filtering member.

Further, the host head further comprises a light reflecting cup, the light reflecting cup and the light filtering piece are enclosed to form a containing cavity, and the light source is at least partially located in the containing cavity.

Further, the main machine head further comprises a light reflecting cup connected with the end part of the light guiding piece, the light guiding piece and the light reflecting cup are of an integrated structure, a containing cavity is formed by enclosing the light guiding piece and the light reflecting cup, and the light source is at least partially located in the containing cavity.

Further, the host head further comprises a light reflecting cup, the end part of one end of the light guide piece is abutted to the light reflecting cup, and a sealing ring is arranged between the end part of the light guide piece abutted to the light reflecting cup and the light reflecting cup.

Further, the light-transmitting piece comprises a base body and a penetrating table protruding from the base body, the penetrating table penetrates through the head shell, the base body is in butt joint with the inner wall of the head shell, and a stepped concave surface or a cutting surface is arranged on the periphery of the end portion of the penetrating table penetrating through the head shell.

Further, the light guide piece comprises a square or annular light reflecting body and a fixing bracket for fixing the square or annular light reflecting body, one end of the light reflecting body is abutted with the light filtering piece, and the other end of the light reflecting body is abutted with the light transmitting piece; the fixing support is square or annular, and the square or annular fixing support is sleeved on the reflector.

The utility model also provides a dehairing instrument which comprises a machine body, wherein the machine body comprises a radiator and a main control board, and the dehairing instrument further comprises a main machine head of the dehairing instrument.

Further, the radiator comprises a heat conducting part and heat radiating fins arranged on the heat conducting part, a carbon-containing heat conducting layer is arranged on the outer surface of the heat conducting part, and the heat conducting part is directly or indirectly connected with the light transmitting piece.

Compared with the prior art, the utility model has the beneficial effects that:

the main machine head of the dehairing instrument is provided with the light source, the light transmitting piece, the light filtering piece and the light guiding piece, wherein the light guiding piece is arranged between the light source and the light transmitting piece and can be used for guiding light rays emitted by the light source to the light transmitting piece, and the light guiding piece is arranged in a path of the light source to the light transmitting piece and used for reflecting and transmitting the light rays, so that light loss caused by sealing problems or structural problems and the like in the main machine head of the dehairing instrument can be compensated, and light emitted by the light source can be guided to the light transmitting piece as much as possible, and the light utilization rate is further improved.

Drawings

FIG. 1 is a schematic perspective view of an epilation apparatus in accordance with an embodiment of the present utility model;

FIG. 2 is a schematic perspective view of a main head of an epilator provided in an embodiment of the utility model;

FIG. 3 is an exploded view of a main head of a dehairing instrument according to an embodiment of the present utility model;

FIG. 4 is a schematic view of an embodiment of the present utility model in which a filter is located between a light transmissive element and a light guiding element;

FIG. 5 is another exploded view of a main head of a dehairing instrument according to an embodiment of the present utility model;

fig. 6 is a schematic view of a heat conducting member according to an embodiment of the present utility model;

FIG. 7 is a schematic view of a light source, filter and reflector cup in combination, according to an embodiment of the present utility model;

FIG. 8 is a schematic view of an integrated structure of a light guide and a reflector cup according to an embodiment of the present utility model;

FIG. 9 is a schematic diagram of a refrigeration member sleeved on a light-transmitting member according to an embodiment of the present utility model;

FIG. 10 is a schematic view of a light transmitting member according to an embodiment of the present utility model, wherein a cut surface is provided at an end of a penetrating stage;

FIG. 11 is a schematic cross-sectional view of a depilatory device provided in an embodiment of the present utility model;

FIG. 12 is an enlarged schematic view of portion A of FIG. 11;

FIG. 13 is an exploded view of a dehairing instrument according to an embodiment of the present utility model;

FIG. 14 is another schematic partial explosion view of a depilatory device provided in an embodiment of the present utility model;

fig. 15 is a schematic view of a supporting frame according to an embodiment of the present utility model.

Reference numerals:

10. a main head; 20. a body; 21. a heat sink; 211. a heat conduction part; 212. a heat radiation fin; 22. a main control board; 23. a support frame; 231. a first frame body; 232. a second frame body; 233. a heat dissipation channel; 234. a light outlet hole; 2341. a clamping groove; 235. an insertion hole; 24. a cooling driving part; 25. a housing; 251. a bottom case; 252. a side case; 253. an upper cover; 2531. an air inlet; 2532. an air outlet; 254. a storage space; 26. a capacitor; 30. a head housing; 31. a working end surface; 311. a light-transmitting window; 32. a positioning groove; 40. a light transmitting member; 41. a base; 42. a penetrating table is arranged; 421. a skin contact surface; 422. a stepped concave surface; 423. cutting dough; 43. a joining station; 50. a light source; 60. a light guide; 61. a light guide channel; 62. a reflector; 63. a thermally conductive adhesive layer; 64. a fixed bracket; 70. a light filter; 80. a refrigerating member; 81. a hot end face; 82. a cold end face; 90. a heat conductive member; 91. a heat conduction pipe; 92. a connection station; 93. a connecting plate; 100. a sealing gasket; 200. a reflective cup; 210. a receiving chamber; 220. a refrigerant inlet; 300. a flexible circuit board; 400. a hall sensor; 500. a magnet.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

It should be noted that, in this embodiment, terms of left, right, up, down, etc. are merely relative concepts or references to normal use states of the product, and should not be construed as limiting.

As shown in fig. 1 and 2, an embodiment of the present utility model provides a main unit head 10 of a depilatory device, where the main unit head 10 is configured to be disposed at an end of a body 20 of the depilatory device, the body 20 is configured to be held by a human hand, and when the main unit head 10 is electrically excited, strong pulse light in a certain wavelength range is emitted, and if the strong pulse light irradiates the skin of the human body, hair follicles on the skin of the human body can be damaged, thereby achieving a depilatory function of the depilatory device on the skin of the human body.

Referring to fig. 1 to 3, in the present embodiment, the main head 10 includes a head housing 30, a light-transmitting member 40, a light source 50, a light-guiding member 60, and a light-filtering member 70. Wherein the head housing 30 is used for being connected with the body 20, and the head housing 30 is provided with a working end surface 31 which is contacted with skin; one end of the light-transmitting member 40 is located in the head housing 30, the light-transmitting member 40 has a skin contact surface 421 contacting the skin, the skin contact surface 421 is disposed on a side surface of the light-transmitting member 40 away from the body 20, the skin contact surface 421 of the light-transmitting member 40 is disposed flush with the working end surface 31 of the head housing 30 so as to be in contact with the skin of a human body, and the skin contact surface 421 of the light-transmitting member 40 and the working end surface 31 of the head housing 30 together form a working surface of the epilator. The light source 50 is configured to emit light and is fixedly disposed relative to the head housing 30, the light emitted by the light source 50 is transmitted outwards through the skin contact surface 421 of the light-transmitting member 40, the light-guiding member 60 is disposed between the light source 50 and the light-transmitting member 40, the light-guiding member 60 is provided with a light-guiding channel 61 in a penetrating manner, and the light-guiding member 60 is configured to guide the light emitted by the light source 50 to the light-transmitting member 40 through the light-guiding channel 61, thereby further increasing the light energy density and improving the utilization rate of the light source 50. The filter 70 is disposed between the light source 50 and the skin contact surface 421 of the transparent member 40, and is used for filtering the light emitted by the light source 50, so that the light meeting a certain wavelength range can pass through the transparent member 40.

In some embodiments, a light-transmitting window 311 is formed in the middle of the working end surface 31, the light-transmitting member 40 is formed in the light-transmitting window 311 in a penetrating manner and is fixedly connected with the head housing 30, the light-transmitting member 40 can be circular, elliptical or square, and the shape of the light-transmitting window 311 is matched with the shape of the light-transmitting member 40.

The transparent member 40 is a crystal, specifically may be sapphire, K9 glass, or crystal glass, and only needs to meet the requirement of the transparent crystal, in this embodiment, the transparent member 40 is preferably made of a sapphire crystal material, and the sapphire crystal has good light transmittance, good thermal conductivity, good electrical insulation, good mechanical properties, and wear resistance and wind erosion resistance.

The skin contact surface 421 of the light-transmitting member 40 may be a cambered surface or a plane, and the skin contact surface 421 in this embodiment is preferably a plane structure.

In this embodiment, the light transmitting member 40 is in actual contact with the skin of the human body from the head of the head housing 30, and the light emitted by the light source 50 passes through the light transmitting member 40 to irradiate the skin of the human body, so as to depilation the skin of the human body, the skin can generate burning sensation in the depilation process, the temperature of the skin rises, the light transmitting member 40 can generate cold compress effect, the temperature on the skin of the human body can be absorbed, and the strong pain feeling generated by the user due to the heat of the technology of using the depilatory instrument is reduced.

In the depilation device of this embodiment, the transparent member 40 must be attached to the human body, the light source 50 will emit light, and if the transparent member 40 is recessed relative to the working end surface 31, i.e. the skin contact surface 421 of the transparent member 40 is lower than the working end surface 31 relative to the body 20, only the working end surface 31 contacts the human skin, the skin contact surface 421 of the transparent member 40 is spaced apart from the human skin, and the light source 50 cannot be started.

If the light-transmitting member 40 is exposed outside the head housing 30, i.e. the skin contact surface 421 of the light-transmitting member 40 is higher than the working end surface 31 relative to the body 20, only the skin contact surface 421 of the light-transmitting member 40 contacts the human skin at this time, the working end surface 31 is spaced from the human skin, the light source 50 can be started, the light emitted from the light source 50 will pass through the light-transmitting member 40 to irradiate the human skin, and as the light will generate refraction effect in the light-transmitting member 40, a part of the light irradiates the human skin directly in front of the working end surface 31, the skin directly in front of the working end surface 31 will generate burning sensation, although the hair can be removed, but the cold compress is absent at this location, so that the skin contact surface 421 of the light-transmitting member 40 must be flush with the working end surface 31 of the head housing 30, so that the utilization rate of the light source 50 can be improved, and a relatively comfortable hair removal experience can be ensured.

The light emitted by the light source 50 may be monochromatic light, or may be composite light, color light, etc.; the self structure of the lamp can be a lamp bead, a wire lamp or a non-wire lamp, and the aim of the utility model can be achieved.

In this embodiment, the light source 50 is excited to generate light with a wavelength ranging from 510 nm to 1200nm, and the filter 70 is used to filter part of the light with a wavelength ranging from 510 nm to 550nm or 530 nm to 600nm, so as to achieve different purposes, such as skin care, hair removal at different sites, hair removal of people with different complexion, and the like.

In some embodiments, the light guide 60 may be made of aluminum, which has advantages of easy processing and being convenient for processing into a mirror surface with high smoothness, so that light emitted from the light source 50 can be reflected better, thereby improving the utilization rate of the light source 50 and further preventing light leakage. With continued reference to fig. 3, in some embodiments, the light guide 60 is disposed between the light filter 70 and the light-transmitting member 40, so that the light emitted from the light source 50 is reflected to the light filter 70, filtered by the light filter 70, then introduced into the light guide channel 61 of the light guide 60, and finally emitted through the light-transmitting member 40, so as to ensure that the light incident on the skin is the light filtered by the light filter 70 for dehairing.

Referring to fig. 4, in some other embodiments, unlike the embodiment shown in fig. 3, the optical filter 70 is located between the light guide 60 and the light-transmitting member 40, and the embodiment is different from the embodiment shown in fig. 3 in that the position of the optical filter 70 is different, in this embodiment, the light emitted by the light source 50 can be reflected onto the light guide 60, the light guided by the light guide channel 61 of the light guide 60 is filtered by the optical filter 70, the filtered light is emitted by the light-transmitting member 40, and the light emitted onto the skin can be ensured to be the light filtered by the optical filter 70 for dehairing.

The filter 70 may have various configurations, such as:

in some embodiments, the body material of filter 70 is glass, wherein the side of the glass facing light source 50 has a coating, and the filtering is achieved by the filtering of the coating.

In some embodiments, the filter 70 may also be a filter, the material of the filter 70 is optical glass and acrylic, and the filter 70 is used for selecting the light of the wavelength band of the desired radiation so that the light irradiated onto the skin meets the requirement of depilation.

With continued reference to fig. 3, in some embodiments, the light guide 60 includes a light reflecting body 62, where the light reflecting body 62 is disposed in a square frame, a ring or a horn shape, one end of the light reflecting body 62 abuts against the light filtering member 70, the other end of the light reflecting body 62 abuts against the light transmitting member 40, and the light reflecting body 62 is sandwiched between the light filtering member 70 and the light transmitting member 40, so that the light reflecting body 62 is fixed, and in other embodiments, in order to fix the light guide 60 in the head housing 30 firmly, a fixing bracket may be further provided to mount and support the light guide 60.

Referring to fig. 11 and 12, in other embodiments, the light guide member 60 includes a light reflecting body 62 disposed in a square or annular shape, one end of the light reflecting body 62 abuts against the light filtering member 70, the other end of the light reflecting body 62 abuts against the light transmitting member 40, and a heat conducting adhesive layer 63 is disposed between the end of the light reflecting body 62 abutting against the light transmitting member 40 and the light transmitting member 40, so as to adhere the light reflecting body 62 to the light transmitting member 40, and prevent moisture or external dust generated during operation from entering the light guide channel 61, thereby avoiding affecting the light guiding effect.

In the process of installing the main machine head 10, the light guide member 60 may be installed first, then the heat conducting adhesive layer 63 is coated on the end of the reflector 62 far away from the light source 50, and finally the light transmission member 40 is installed, the light transmission member 40 and the light guide member 60 are fixedly connected through the heat conducting adhesive layer 63, however, as another implementation manner, the light guide member 60 and the light transmission member 40 may be adhered together through the heat conducting adhesive layer 63, the light guide member 60 and the light transmission member 40 form an integral structure, and then the light guide member 60 and the light transmission member 40 are put into the main body 20 of the dehairing instrument together for assembly, at this time, the light guide member 60 and the light transmission member 40 are integral and are not detachable.

With continued reference to fig. 3 and 12, in another embodiment, the light guide 60 may further include a square or annular reflector 62 and a fixing bracket 64 for fixing the square or annular reflector 62, where one end of the reflector 62 abuts against the light filter 70 and the other end abuts against the light transmitting member 40; the fixing support 64 is square or annular, the shape of the fixing support 64 is matched with that of the reflector 62, and the square or annular fixing support 64 is sleeved on the reflector 62 to mount the reflector 62 on the fixing support 64.

In some embodiments, as shown in fig. 3, the main head 10 further includes a cooling member 80 disposed in a square or annular shape, and it is understood that the cooling member 80 is disposed in an annular shape, which means that the cooling member 80 may be in a circular, elliptical or other regular polygonal shape, i.e. the middle of the cooling member 80 is hollowed out, which has an inner ring and an outer ring. The refrigerating piece 80 is sleeved on the light guide piece 60, the refrigerating piece 80 can be a TEC semiconductor refrigerating piece, the refrigerating piece 80 is provided with a hot end face 81 and a cold end face 82 which is opposite to the hot end face 81, the cold end face 82 is in butt joint with the light-transmitting piece 40, the hot end face 81 is connected with a radiator 21 which is arranged in a dehairing instrument, the dehairing instrument can transfer the temperature generated by human skin to the light-transmitting piece 40 in the dehairing process, the light-transmitting piece 40 can transfer the heat to the refrigerating piece 80, and the heat on the refrigerating piece 80 can be radiated by the radiator 21, so that the light-transmitting piece 40 is always at a lower temperature. It will be appreciated that the connection of the hot end surface 81 to the heat sink 21 in this embodiment may be indirect through other heat conducting components.

In other embodiments, the difference from the above embodiments is that the square or annular refrigerating member 80 is not sleeved on the light guiding member 60 or the light transmitting member 40, in this embodiment, the refrigerating member 80 also has a hot end surface and a cold end surface opposite to the hot end surface, the cold end surface is abutted against the light transmitting member 40, the hot end surface is connected with the radiator 21 disposed in the dehairing instrument, the temperature of the dehairing instrument on the skin of the human body in the dehairing process can be transferred to the light transmitting member 40, the light transmitting member 40 transfers heat to the refrigerating member 80, and the heat on the refrigerating member 80 can be dissipated by the radiator 21, so that the light transmitting member 40 is always at a lower temperature to relieve the burning sensation of the skin of the human body caused by dehairing. That is, the cooling member 80 is not necessarily sleeved on the light guide member 60, as long as the cooling end surface thereof abuts against the light-transmitting member 40 and can cool the same.

In other embodiments, referring to fig. 9, the main unit 10 includes a square or annular cooling member 80, in this embodiment, the cooling member 80 is square and configured to be matched with the square light-transmitting member 40, the cooling member 80 is sleeved on the light-transmitting member 40, at this time, the cooling member 80 contacts with a side end of the light-transmitting member 40, the cooling member 80 has a hot end surface and a cold end surface opposite to the hot end surface, the cold end surface abuts against the light-transmitting member 40, the hot end surface is connected with a radiator 21 disposed in the depilating apparatus, the temperature of the depilating apparatus generated on the skin of a human body during depilating can be transferred to the light-transmitting member 40, the light-transmitting member 40 transfers heat to the cooling member 80, and the heat on the cooling member 80 can be dissipated by the radiator 21.

In this embodiment, the refrigerating element 80 is a square TEC semiconductor refrigerating plate, the end face of the refrigerating element 80 facing the light-transmitting element 40 is a cold end face, and the end face of the refrigerating element 80 facing away from the light-transmitting element 40 is a hot end face; or, the surface of the inner side of the refrigeration piece 80, which is attached to the light-transmitting piece 40, is a cold end surface, the outer side surface of the refrigeration piece 80 is a hot end surface, that is, the surfaces of the four inner sides of the square-frame-shaped refrigeration piece 80, which are attached to the four circumferential outer sides of the light-transmitting piece 40, are cold end surfaces, and the four outer sides of the outer side of the square-frame-shaped refrigeration piece are hot end surfaces; in this embodiment, the longitudinal section of the transparent member 40 is cross-shaped, and this structure facilitates the rapid positioning and installation of the refrigeration member 80, so that the refrigeration member can be stably installed on the transparent member 40, and has high structural stability.

In this embodiment, the light-transmitting member 40 includes a base 41, a penetrating table 42 and a connecting table 43, the outer diameter of the base 41 is larger than the outer diameters of the connecting table 43 and the penetrating table 42, the penetrating table 42 penetrates through the head housing 30, one side of the base 41 abuts against the inner wall of the head housing 30, the refrigerating member 80 is sleeved on the connecting table 43 and abuts against the other side of the base 41, and the light-guiding member 60 abuts against the connecting table 43 of the light-transmitting member 40.

When the refrigeration member 80 is a TEC semiconductor thermoelectric refrigeration sheet, during the operation of the refrigeration member 80, as long as the temperature difference occurs between the cold end and the hot end of the refrigeration member 80, heat is continuously transferred, and the heat is moved to the hot end and dissipated through the radiator 21. Thus, the cooling element 80 is an active cooling device for the translucent element 40, and is only an active heat conducting device for the entire device.

With continued reference to fig. 3 and 14, in this embodiment, the main machine head 10 includes a cooling element 80 and a heat conducting element 90, the cooling element 80 has a hot end surface 81 and a cold end surface 82 opposite to the hot end surface 81, the cold end surface 82 is abutted against the transparent element 40, the hot end surface 81 is connected with a radiator 21 disposed in the dehairing instrument through the heat conducting element 90, the dehairing instrument can transfer the temperature generated by the dehairing instrument on the skin of a human body to the transparent element 40, the transparent element 40 transfers the heat to the cooling element 80, the heat on the cooling element 80 is transferred to the radiator 21 through the heat conducting element 90, the radiator 21 dissipates the heat, and the heat conducting element 90 plays a role in heat conduction.

Referring to fig. 5 and fig. 6, in some embodiments, the heat conducting member 90 includes a heat conducting tube 91 disposed in a ring shape, a connection table 92 extending from one side of the heat conducting tube 91, and a connection plate 93 extending from the other side of the heat conducting tube 91, the hot end surface 81 of the cooling member 80 abuts against the connection plate 93, the connection table 92 abuts against the radiator 21, and the cross section of the connection table 92 is L-shaped so as to be clamped with other components, and the heat conducting tube 91 is sleeved on the light conducting member 60.

As a preferred embodiment, the connection plate 93 is also an annular plate, the connection plate 93 and the heat conducting tube 91 are sleeved on the light conducting member 60 together, and the contact area between the heat conducting tube 91 and the refrigerating member 80 can be increased by the annularly arranged connection plate 93, so that heat transfer between the refrigerating member 80 and the heat conducting tube 91 can be accelerated.

In some embodiments, the heat conducting tube 91 may be a solid metal tube, such as copper tube or aluminum tube, so long as heat conduction is performed, and in other embodiments, the heat conducting tube 91 may be a hollow copper tube, into which a cooling liquid may be injected, which may accelerate heat transfer.

With continued reference to fig. 11 and 12, one end of the light guide member 60 is abutted against the light transmitting member 40, the other end of the light guide member 60 is abutted against the light filtering member 70, and a sealing gasket 100 is disposed between the end of the light guide member 60 abutted against the light filtering member 70 and the light filtering member 70, wherein the sealing gasket 100 is configured to prevent water vapor and dirt generated in the working process of the depilating apparatus from penetrating into the joint of the light guide member 60 and the light filtering member 70, so as not to affect the light guiding effect of the depilating apparatus.

With continued reference to fig. 7 and 12, in some embodiments, the main machine head 10 further includes a reflective cup 200, where the reflective cup 200 and the filter 70 enclose to form a containing cavity 210, the light source 50 is at least partially located in the containing cavity 210, and the light generated by the light source 50 is converged in the containing cavity 210 and reflected by the reflective cup 200, and then projected to the filter 70, and filtered by the filter 70.

The reflecting cup 200 is abutted against the optical filter 70, and the two parts enclose the accommodating cavity 210; at this time, the main unit head 10 is provided with a refrigerant inlet 220 and a refrigerant outlet, wherein the refrigerant inlet 220 is communicated with the accommodating cavity 210, the refrigerant inlet 220 is used for allowing a refrigerant to enter the accommodating cavity 210 and thermally couple with heat in the accommodating cavity 210, and the refrigerant outlet is used for discharging the thermally coupled refrigerant.

In one embodiment, the refrigerant inlet 220 is a slot provided on the reflector cup 200, and the length direction of the slot is consistent with the length direction of the reflector cup 200, so that the refrigerant entering from the refrigerant inlet 220 can enter the accommodating cavity 210 through the slot to realize thermal coupling with the accommodating cavity 210.

In an embodiment, the refrigerant inlet 220 is a slit disposed on the reflective cup 200, the length direction of the slit is consistent with the length direction of the reflective cup 200, the slit is closely attached to the filter 70, and the refrigerant entering from the refrigerant inlet 220 can enter the accommodating cavity 210 through the slit, so as to realize thermal coupling with the accommodating cavity 210.

In some other embodiments, however, the receiving cavity 210 is not limited to a closed or nearly closed space, i.e., there may be no abutment between the reflector cup 200 and the filter 70, or there may be a gap to facilitate the dissipation of heat within the receiving cavity 210; the accommodating cavity 210 may be formed by enclosing the reflector cup 200 with other components in the beauty treatment apparatus, and the shape of the refrigerant outlet and the refrigerant inlet 220 are similar and symmetrically arranged, so as not to affect the purpose of the embodiment.

The cross section of the reflector cup 200 is C-shaped, although the cross section of the reflector cup 200 may be other shapes, such as V-shaped.

Referring to fig. 8, in some embodiments, the host head 10 further includes a light reflecting cup 200 connected to an end of the light guiding member 60, where the light guiding member 60 and the light reflecting cup 200 are integrally formed and made of the same material, for example, aluminum materials may be used to manufacture the light guiding member 60 and the light reflecting cup 200, an accommodating cavity 210 is formed by enclosing the light guiding member 60 and the light reflecting cup 200, the light source 50 is at least partially located in the accommodating cavity 210, and the refrigerant inlet 220 and the refrigerant outlet may be disposed on the light guiding member 60 or the light reflecting cup 200, or on a joint portion therebetween.

In other embodiments, the main head 10 includes a reflective cup 200, an end portion of one end of the light guide 60 is abutted against the reflective cup 200, a sealing ring (not shown in the drawings) is disposed between an end portion of the light guide 60 abutted against the reflective cup 200 and the reflective cup 200, and the sealing ring is configured to prevent moisture and dirt generated in the depilating apparatus during operation from penetrating into a joint between the light guide 60 and the reflective cup 200, so as not to affect a light guiding effect of the depilating apparatus, and it is to be noted that the filter 70 is located on a side of the light guide 60 away from the reflective cup 200.

Referring to fig. 5 and 10, in some embodiments, the transparent member 40 includes a base 41 and a penetrating table 42 protruding on the base 41, the penetrating table 42 is penetrated in a transparent window 311 of the head housing 30, the base 41 is abutted against an inner wall of the head housing 30, and a stepped concave surface 422 or a cutting surface 423 is provided on an outer periphery of an end portion of the penetrating table 42 penetrating the head housing 30, so that quick positioning and mounting of the transparent member 40 are facilitated, and shape and size adjustment between the transparent member 40 and the head housing 30 is also facilitated, so as to ensure that a skin contact surface 421 of the transparent member 40 and a working contact surface of the head housing 30 can be kept in a flush state after mounting.

With continued reference to fig. 3, 12 and 13, the main machine head 10 further includes a flexible circuit board 300, the flexible circuit board 300 is used for sensing whether the depilating apparatus is in a contact state with skin, the flexible circuit board 300 is annular, and is sleeved on the transparent member 40, and the flexible circuit board 300 and the refrigerating member 80 are both electrically connected with the main control board 22 inside the machine body 20, so that the flexible circuit board 300 can transmit a sensed signal to the main control board 22 of the depilating apparatus, and control whether the depilating apparatus is turned on or not through the main control board 22, i.e. when the flexible circuit board 300 senses that the main machine head 10 is in a contact state with skin, the main control board 22 controls the light source 50 to be turned on so as to start emitting light, and if the flexible circuit board 300 does not sense that the working surface of the main machine head 10 is in contact with skin of a human body, the main control board 22 receives no sensing signal of the flexible circuit board 300 so as not to turn on the light source 50, and thus unnecessary damage caused by the fact that strong light emitted by the light source 50 is erroneously emitted to sensitive parts such as eyes can be avoided. The control principle of the flexible circuit board 300 can adopt the existing touch sensor technology, the human body is conductive, and the flexible circuit board 300 can have the induction touch function through the existing capacitive or resistive sensing technology.

As a specific embodiment, the host head 10 further includes a hall sensor 400 fixed relative to the head housing 30. The hall sensor 400 may be connected to the main control board 22 of the epilator, and the hall sensor 400 may be used to sense the connection of external components to the main head 10, for example, when additional components for other additional functions are required to be attached to the main head 10 (e.g. an additional sub-head is attached to change the working end surface 31 of the epilator and to expand its functionality). The hall sensor 400 is used to sense the connection of the main head 10 with other additional components, so as to transmit signals to the main control board 22 of the epilator, so that the main control board 22 controls the on-off or functional modes of the additional components.

As a specific embodiment, the host head 10 further includes a magnet 500 for magnetic attraction fixation, and the magnet 500 is fixedly disposed with respect to the head housing 30. Specifically, the magnet 500 may be a neodymium magnet, and the magnet 500 may be configured so that the main head 10 and other external components may be magnetically fixed, so as to facilitate disassembly and assembly with the other external components.

The inner side of the head housing 30 is further provided with two positioning grooves 32, the number of the magnets 500 is two, and the two magnets 500 are respectively fixed in the two positioning grooves 32, so that the magnets 500 are prevented from moving in the use process.

Referring to fig. 1, 13 and 14, the embodiment of the utility model further provides a dehairing instrument, which comprises a body 20, wherein the body 20 comprises a radiator 21 and a main control board 22, the dehairing instrument further comprises a main machine head 10 of the dehairing instrument, and the main control board 22 is electrically connected with a power supply in the main machine head 10 to control the start and stop of the light source 50.

The radiator 21 includes a heat conducting portion 211 and a heat dissipation fin 212 disposed on the heat conducting portion 211, the outer surface of the heat conducting portion 211 is provided with a carbon-containing heat conducting layer, the heat conducting portion 211 is directly or indirectly connected with the light-transmitting member 40, the heat conducting portion 211 may be a temperature equalizing plate, the outer surface of the heat conducting portion 211 is covered with the carbon-containing heat conducting layer, which means that one of the upper surface and the lower surface of the temperature equalizing plate is covered with the carbon-containing heat conducting layer, or the upper surface and the lower surface are covered with the carbon-containing heat conducting layer, the carbon-containing heat conducting layer may be made of graphene, and may be attached to the surface of the heat conducting portion 211 by spraying, pasting, vapor deposition or other processes, the graphene has very good heat conductivity, and heat on the light-transmitting member 40 may be transferred to the heat dissipation fin 212 through the heat conducting portion 211 quickly, so that the light-transmitting member 40 always maintains a lower temperature. The direct connection or indirect connection of the heat conducting part 211 and the light transmitting member 40 means that the heat conducting part 211 may be directly attached to the light transmitting member 40 or may be indirectly attached through other bridging members, so long as the purpose of the connection is to transfer heat on the light transmitting member 40 to the heat conducting part 211.

With continued reference to fig. 3, 11 and 13 to 15, in this embodiment, the body 20 further includes a support frame 23 and a cooling driving portion 24, the support frame 23 includes a first frame 231 and a second frame 232 connected to the first frame 231, the support frame 23 is provided with a heat dissipation channel 233 and a light outlet 234 communicated with the heat dissipation channel 233, the light guide 60 and the light filter 70 are mounted on the light outlet 234, the light source 50 and the light reflecting cup 200 are both located in the heat dissipation channel 233, and the first refrigerant inlet 220 and the first refrigerant outlet are both communicated with the heat dissipation channel 233.

The first frame 231 and the second frame 232 may be screwed or glued together, so that in one embodiment, the first frame 231 and the second frame 232 are assembled in a fastening manner by fastening, so that the first frame 231 and the second frame 232 can be quickly disassembled during later maintenance.

The inner wall of the light outlet 234 is provided with a clamping groove 2341, the light transmitting member 40 is clamped in the clamping groove 2341, the light reflecting cup 200 and the light source 50 are both positioned in the heat dissipation channel 233, and the light reflecting cup 200 is fixed on the inner wall of the heat dissipation channel 233.

Specifically, the support 23 is further provided with an insertion hole 235 for inserting the heat dissipation fins 212, the insertion hole 235 is communicated with the heat dissipation channel 233, one end of the heat dissipation fins 212 is connected with the heat conduction portion 211, the other end of the heat dissipation fins 212 is provided with the insertion hole 235 in a penetrating manner and is located in the heat dissipation channel 233, and the heat dissipation fins 212 located in the heat dissipation channel 233 are opposite to the cooling driving portion 24, and the cooling driving portion 24 cools the heat dissipation fins 212.

The cooling driving portion 24 can output a cooling medium to the heat dissipation fins 212 and the light source 50 in the heat dissipation channel 233 to reduce the temperature of the light transmitting member 40 and the light source 50. The cooling driving part 24 in this embodiment may be a centrifugal fan or an axial flow fan or a mixed flow fan or a cross flow fan. Preferably, the cooling driving part 24 is a centrifugal fan, and the refrigerant is cooling air, so that external air flows mainly in a radial direction after axially entering the impeller of the fan.

With continued reference to fig. 11-14, the machine body 20 further includes a housing 25, the housing 25 includes a bottom shell 251, two side shells 252 and an upper cover 253, two ends of the upper cover 253 are respectively connected with the bottom shell 251 through the two side shells 252, the housing 25 is provided with a storage space 254, an air inlet 2531 and an air outlet 2532, the head housing 30 is connected with the housing 25, the air inlet 2531 and the air outlet 2532 are all communicated with the storage space 254, the air inlet 2531 and the air outlet 2532 are all arranged on the upper cover 253, the cooling driving portion 24 and the supporting frame 23 are all located in the housing 25, the air inlet 2531 is used for providing air for the cooling driving portion 24, and the heat dissipation fins 212 and the heat dissipation channels 233 are all arranged opposite to the air outlet 2532.

The epilator further comprises a capacitor 26, the capacitor 26 is electrically connected to the main control board 22, and the capacitor 26 can provide high voltage power to the light source 50 through the main control board 22.

The working principle of the dehairing instrument provided by the embodiment of the utility model is as follows:

the light emitted by the light source 50 is filtered by the filter 70 and is guided in the light guide channel 61, and then is emitted by the light-transmitting element 40 to dehairing the skin, at this time, the light source 50 emits heat, the temperature of the light acting on the skin is also guided to the light-transmitting element 40, the heat in the light-transmitting element 40 is transferred to the refrigerating element 80, and the heat is transferred to the radiator 21 by the refrigerating element 80;

the cooling driving part 24 can output a refrigerant, wherein a part of the refrigerant enters the accommodating cavity 210 from the refrigerant inlet 220 through the heat dissipation channel 233 and sequentially passes through the refrigerant outlet and the air outlet 2532 so as to take away heat in the accommodating cavity 210; the other part of the refrigerant directly dissipates heat to the heat dissipation fins 212, and then the heat is discharged from the air outlet 2532 to take away the heat on the heat dissipation fins 212.

The dehairing instrument provided by the utility model has the beneficial effects that:

1. the light-transmitting member 40 is exposed from the head of the head housing 30 to be in actual contact with the skin of the human body, so that the user can feel the cold compress effect of the light-transmitting member 40 in the depilating process by using the depilating apparatus, thereby reducing the strong pain feeling of the user due to the heat of the technology of using the depilating apparatus.

2. The dehairing instrument utilizes the simultaneous cooling of the light transmitting member 40 and the light source 50 respectively, so that the overall cooling effect is greatly improved, and the overall temperature in the machine body 20 is effectively reduced.

3. The transparent member 40 is made of a crystal material, and may be made of sapphire, which has a strong heat conducting property, and can reduce the heat of light emitted by the light source 50 in the epilator while maintaining the light transmittance.

4. The refrigerating element 80 can be a TEC semiconductor refrigerating piece, and can effectively improve the cooling effect of the dehairing instrument.

5. The graphene has very good heat conduction performance, and the carbon-containing heat conduction layer made of graphene material is arranged on the heat conduction part 211, so that the heat conduction effect of the second heat conduction member 90 can be improved.

6. The main unit head 10 of the depilation apparatus can compensate for light loss in the main unit head 10 of the depilation apparatus due to problems of sealability, structural properties, etc., by providing the light guide member 60, and guide the light emitted from the light source 50 to the light transmission member 40 as much as possible.

7. The main head 10 further includes a magnet 500 for magnetic attachment, where the magnet 500 is fixedly disposed with respect to the head housing 30, and the magnet 500 is disposed so that the main head 10 can be magnetically attached to other external components to facilitate assembly and disassembly with the other external components.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the utility model.

Claims (17)

1. A main body head of an epilator for being arranged at an end of a body of the epilator, comprising:

a head housing having a working end surface in contact with the skin;

a light transmitting member having one end positioned in the head housing and having a skin contact surface for contacting the skin;

the light source is used for emitting light and is fixedly arranged relative to the head shell, and the light emitted by the light source is transmitted outwards through the skin contact surface of the light-transmitting piece;

the light guide piece is arranged between the light source and the light transmission piece and is used for guiding the light rays emitted by the light source to the light transmission piece;

the filter piece is arranged between the light source and the skin contact surface of the light transmission piece and is used for filtering light rays emitted by the light source.

2. The head of the epilator as recited in claim 1, wherein the light guide is disposed between the filter and the light transmissive member.

3. The epilator main head as in claim 1, wherein the filter is located between the light guide and the light transmissive member.

4. The head of the epilator as claimed in claim 1, wherein the light guide member comprises a light reflecting body arranged in a square frame shape, a ring shape or a horn shape, one end of the light reflecting body is abutted against the light filtering member, and the other end is abutted against the light transmitting member.

5. The head of the dehairing instrument according to claim 1, wherein the light guide member comprises a light reflecting body which is arranged in a square frame shape or a ring shape, one end of the light reflecting body is abutted against the light filtering member, the other end of the light reflecting body is abutted against the light transmitting member, and a heat conducting adhesive layer is arranged between the end of the light reflecting body abutted against the light transmitting member and the light transmitting member.

6. The head of the epilator as claimed in claim 1, characterized in that the head further comprises a refrigerating member arranged in a square or annular shape, the refrigerating member having a hot end surface and a cold end surface, the cold end surface being in abutment with the light-transmitting member, the hot end surface being connected to a heat sink provided in the epilator.

7. The epilator main head as claimed in claim 1, wherein the main head further comprises a cooling member arranged in a square frame shape or a ring shape, and the cooling member is sleeved on the light guide member.

8. The head of the epilator as recited in claim 1, further comprising a cooling member and a heat conducting member, wherein the cooling member has a hot end surface and a cold end surface, the cold end surface is abutted against the light-transmitting member, and the hot end surface is connected with a heat sink provided in the epilator through the heat conducting member.

9. The main head of the dehairing instrument according to claim 8, wherein the heat conducting piece comprises a heat conducting pipe which is annularly arranged, a connecting table which is arranged on one side of the heat conducting pipe in an extending way, and a connecting plate which is arranged on the other side of the heat conducting pipe in an extending way, the hot end face of the refrigerating piece is abutted with the connecting plate, and the connecting table is abutted with the radiator; the heat conducting pipe is sleeved on the light guide piece.

10. The head of the dehairing instrument according to claim 1 wherein one end of the light guide member is abutted against the light transmitting member, the other end is abutted against the light filtering member, and a sealing gasket is arranged between the end of the light guide member abutted against the light filtering member and the light filtering member.

11. The head of the epilator as recited in claim 1, further comprising a light reflecting cup, wherein the light reflecting cup and the light filtering member enclose a receiving cavity, and wherein the light source is at least partially located in the receiving cavity.

12. The head of the epilator as claimed in claim 1, wherein the head further comprises a light reflecting cup connected to an end of the light guiding member, the light guiding member and the light reflecting cup are integrally formed, a receiving cavity is formed by surrounding the light guiding member and the light reflecting cup, and the light source is at least partially located in the receiving cavity.

13. The head of the epilator as claimed in claim 1, wherein the head further comprises a reflective cup, an end of one end of the light guide member is abutted against the reflective cup, and a sealing ring is arranged between the end of the light guide member abutted against the reflective cup and the reflective cup.

14. The head of the dehairing instrument according to claim 1 wherein the light transmitting member comprises a base body and a penetrating table protruding from the base body, the penetrating table is penetrated in the head housing, the base body is abutted against the inner wall of the head housing, and a stepped concave surface or a cutting surface is arranged on the periphery of the end portion of the penetrating table penetrating the head housing.

15. The main head of the dehairing instrument according to claim 1, wherein the light guide member comprises a square or annular reflector and a fixing bracket for fixing the square or annular reflector, one end of the reflector is abutted with the light filter member, and the other end is abutted with the light transmitting member; the fixing support is square or annular, and the square or annular fixing support is sleeved on the reflector.

16. A depilatory device comprising a body comprising a heat sink, a main control board, wherein the depilatory device further comprises a main head of the depilatory device of any of claims 1-15.

17. The epilator as recited in claim 16, wherein the heat sink comprises a heat conducting portion and heat dissipation fins provided on the heat conducting portion, an outer surface of the heat conducting portion is provided with a carbon-containing heat conducting layer, and the heat conducting portion is directly or indirectly connected with the light transmitting member.

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