CN219070618U - Beauty device - Google Patents

Abstract

The utility model provides a beauty device, which comprises a shell, a light emitting component and a heat radiating component, wherein a first heat radiating outlet is arranged on the shell; the light emitting assembly comprises a first light transmitting body, a light reflecting cup and a light source, a light reflecting cavity is enclosed between the light reflecting cup and the first light transmitting body, and the light source is arranged in the light reflecting cavity; the heat dissipation assembly comprises a cooling driving part, a radiator and a cooling bracket for installing the light emitting assembly; the cooling driving part is provided with a cooling inlet and a cooling driving opening; the heat dissipation channel comprises a light reflection cavity, a first refrigerant inlet, a first refrigerant outlet and a second refrigerant outlet, wherein the first refrigerant inlet, the first refrigerant outlet and the second refrigerant outlet are formed in the light reflection cup; the first refrigerant outlet is positioned between one side edge of the reflecting cup and the first light-transmitting body, or is positioned on one side edge of the reflecting cup, which is close to the first light-transmitting body; the second refrigerant outlet is positioned on the cooling bracket and is communicated with the first refrigerant outlet. The path through which the refrigerant flows is relatively short, so that heat in the reflecting cavity can be rapidly dissipated, and the heat dissipation efficiency of the whole machine is improved.

Description

Beauty device

Technical Field

The utility model belongs to the field of beauty equipment, and particularly relates to a beauty device.

Background

Along with the improvement of the living standard of people, the demand for beauty is also gradually increased, and the beauty treatment instrument produced in the market provides great convenience for people to dehairing, and the principle is that the wavelength emitted by the strong pulse light is regulated through the selective light source, so that different nursing functions are achieved, for example, when the hair treatment instrument is used for dehairing, the strong pulse light is enabled to penetrate into hair follicles on the surface layer of skin, the hair follicles are damaged, the hair follicles lose regeneration capacity, and the purpose of dehairing is achieved.

The light source can generate a large amount of heat when the cosmetic device works, the heat needs to be dissipated in time, otherwise, the skin of a user can be burned, and the service life of the cosmetic device is also damaged due to the fact that the heat is too high. The existing product also has a certain heat dissipation function, but the heat dissipation efficiency is still not high due to certain defects of the heat dissipation structure and the heat dissipation channel design, and the heat dissipation efficiency needs to be further improved.

Disclosure of Invention

The utility model aims to provide a cosmetic device, which aims to solve the problem that the cosmetic device in the prior art has low heat dissipation efficiency and needs to be improved.

The utility model is realized in the following way: a cosmetic device comprising:

the shell is provided with a containing cavity, and a first heat dissipation outlet is arranged on the shell;

the light emitting assembly is positioned in the accommodating cavity and comprises a first light-transmitting body, a light reflecting cup and a light source, a light reflecting cavity is formed by surrounding the light reflecting cup and the first light-transmitting body, and the light source is at least partially arranged in the light reflecting cavity;

the heat dissipation assembly comprises a cooling driving part, a radiator and a cooling bracket for installing the light emitting assembly;

wherein the shell, the heat dissipation assembly and the light emitting assembly are enclosed to form a heat dissipation channel; the cooling driving part is used for driving a refrigerant to flow in the heat dissipation channel, and is provided with a cooling inlet for inputting the refrigerant and a cooling driving port for outputting the refrigerant; the cooling bracket is provided with an accommodating cavity, and the reflecting cup is positioned in the accommodating cavity;

The heat dissipation channel comprises the light reflection cavity, a first refrigerant inlet, a first refrigerant outlet and a second refrigerant outlet, wherein the first refrigerant inlet, the first refrigerant outlet and the second refrigerant outlet are formed in the light reflection cup; the first refrigerant outlet is positioned between one side edge of the reflecting cup and the first light-transmitting body, or is positioned on one side edge of the reflecting cup, which is close to the first light-transmitting body; the second refrigerant outlet is positioned on the cooling bracket and is communicated with the first refrigerant outlet; the first refrigerant inlet is communicated with the cooling driving port and the reflecting cavity, and the second refrigerant outlet is communicated with the first heat dissipation outlet; the heat dissipation channel is thermally coupled with the heat sink.

Further, the first refrigerant inlet is formed at an end part of one end of the reflector cup in the length direction, and the first refrigerant inlet and the cooling driving port are adjacent and are oppositely arranged; and/or the number of the groups of groups,

the first refrigerant inlet is formed on one side edge of the reflecting cup, which is close to the first light-transmitting body, and the cooling bracket is correspondingly provided with a second refrigerant inlet opposite to the first refrigerant inlet.

Further, the first refrigerant outlet is a long and narrow gap arranged at one side edge of the reflecting cup, or a long and narrow hole arranged on the reflecting cup, or a hole band arranged at the edge of the reflecting cup, and the length direction of the long and narrow gap, the long and narrow hole or the hole band is consistent with the length direction of the reflecting cup;

Or the first refrigerant outlet is a long and narrow gap between the first light-transmitting body and the light-reflecting cup.

Further, a second heat dissipation outlet is also arranged on the shell; the radiator is provided with a plurality of passages for the refrigerant to flow, the passages are provided with air inlets and air outlets, the air inlets are communicated with the cooling driving openings, the air outlets are communicated with the second heat dissipation outlets and/or the first heat dissipation outlets, and the heat dissipation passages comprise the passages.

Further, the air outlet of passageway is provided with one, from the air inlet of passageway to the air outlet of passageway, the passageway is followed the length direction extension setting of reflection of light cup, the air outlet with the air inlet is relative setting.

Further, two air outlets of the passageway are respectively provided with a first air passing outlet and a second air passing outlet, the air inlet and the first air passing outlet are arranged on two opposite sides of the radiator, and the second air passing outlet is arranged on the other side of the radiator;

the first air passing outlet is communicated with the second heat dissipation outlet and is arranged oppositely, and the second air passing outlet is communicated with the first heat dissipation outlet.

Further, the whole flat setting of shell, the shell is located the first side of shell thickness direction, and with the second side that the first side set up adjacently, first heat dissipation export is located the second side, second heat dissipation export is located the first side.

Further, the heat dissipation channel further comprises a third refrigerant outlet, the third refrigerant outlet is formed at the end part of one end of the reflecting cup in the length direction, and the third refrigerant outlet is communicated with the second heat dissipation outlet.

Further, the cooling driving port comprises a first refrigerant driving port and a second refrigerant driving port, and the first refrigerant driving port and the second refrigerant driving port are arranged side by side;

the light reflecting cavity and the first refrigerant driving port are correspondingly arranged, and the passageway and the second refrigerant driving port are oppositely arranged.

Further, the radiator comprises a heat conduction part and a radiating fin assembly, wherein the radiating fin assembly is arranged on one side of the heat conduction part;

the cooling fin assembly comprises a plurality of cooling fins which are arranged at intervals side by side, the passageway is a gap between every two adjacent cooling fins, and the cooling fin assembly and the cooling driving opening are correspondingly arranged.

Further, the cooling support and the cooling fin assembly are both located on the same side of the heat conducting portion, an air passing through port communicated with the cooling driving port is formed in the end face, close to one end of the cooling driving port, of the cooling support, the refrigerant output by the cooling driving port can flow to a gap between the cooling support and the heat conducting portion through the air passing through port, and the refrigerant output by the cooling driving port flows to the first refrigerant outlet through the air passing through port, the second refrigerant inlet and the reflective cavity in sequence.

Further, the beauty device further comprises a main control board, and the light emitting assembly, the cooling driving part, the cooling bracket and the radiator are all positioned on the same side of the main control board.

Further, a first through hole is formed in the position, opposite to the radiating fin assembly, of the main control board, and the second refrigerant outlet and the refrigerant output by the passageway of the radiator flow to the first radiating outlet through the first through hole.

Further, the inner wall of the second refrigerant outlet on the cooling support is a reflecting surface, and the second refrigerant outlet on the cooling support is an arc hole or an inclined hole.

Further, a first through hole is formed in the position, opposite to the radiating fin assembly, of the main control board, a second through hole is formed in the position, opposite to the second refrigerant outlet, of the main control board, and the refrigerant output by the second refrigerant outlet and the refrigerant output by the passageway of the radiator flow to the first radiating outlet through the first through hole and/or the second through hole.

Further, a gap is formed between one side of the radiator, which is close to the cooling driving port, and the cooling driving portion, so that the refrigerant output from the cooling driving port can flow to the passageway and one side of the heat conducting portion, which is away from the fin assembly, at the same time.

Further, the cosmetic device further comprises a second light-transmitting body arranged on one side of the first light-transmitting body, which is opposite to the reflecting cup, and light generated by the light source sequentially transmits through the first light-transmitting body and the second light-transmitting body;

the heat sink is thermally coupled to the second optically transmissive body.

Further, the heat dissipation assembly further comprises a refrigeration piece, wherein the refrigeration piece is provided with a cold end and a hot end, and the cold end is thermally coupled with the second light transmission body; the hot end is thermally coupled to the heat sink.

Further, the heat dissipation assembly further comprises an air guide bracket arranged between the second heat dissipation outlet and the radiator, the air guide bracket is provided with an air guide channel communicated with the second heat dissipation outlet and the passageway, an inlet of the air guide channel is opposite to the passageway of the radiator, and an outlet of the air guide channel is opposite to the second heat dissipation outlet;

the cross-sectional area of the heat dissipation channel tends to decrease from the inlet of the air guide channel to the outlet of the air guide channel.

Further, a carbon-containing heat conducting layer is arranged on the radiator, and the carbon-containing heat conducting layer is arranged on the radiator in a sticking, electroplating or spraying mode.

Further, a jack for inserting a power interface terminal or a power line is arranged on the shell, and a vent hole is arranged on the shell at a position close to the jack; the vent hole is composed of a plurality of through holes, and the through holes are distributed in an arc-shaped array around the jack.

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

the utility model provides a beauty device, which comprises a shell, a light emitting component and a heat radiating component, wherein a first heat radiating outlet is arranged on the shell, the light emitting component comprises a first light-transmitting body, a light reflecting cup and a light source, a light reflecting cavity is formed by surrounding the light reflecting cup and the first light-transmitting body, and the light source is at least partially arranged in the light reflecting cavity; the cooling driving part is used for driving the refrigerant to flow in the cooling channel, the cooling channel comprises a first refrigerant inlet arranged on the reflecting cup, a first refrigerant outlet arranged between the reflecting cup and the first light-transmitting body or at the end part of the reflecting cup near one end of the first light-transmitting body, and a second refrigerant outlet which is arranged on the cooling bracket and opposite to the first refrigerant outlet and communicated with each other.

Drawings

Fig. 1 is a schematic perspective view of a cosmetic device according to an embodiment of the present utility model;

fig. 2 is an exploded view of a cosmetic device according to an embodiment of the present utility model;

FIG. 3 is an exploded view of the cosmetic device according to the embodiment of the present utility model with the upper cover of the housing and the heat sink removed;

fig. 4 is a schematic flow diagram of a cosmetic device according to an embodiment of the present utility model;

FIG. 4a is a schematic diagram of a light emitting module according to an embodiment of the present utility model;

fig. 4b is a schematic cross-sectional view of a cosmetic device according to a first embodiment of the present utility model;

FIG. 4c is an enlarged schematic view at A of FIG. 4 b;

fig. 4d is a schematic cross-sectional view of a cosmetic device according to a second embodiment of the present utility model;

fig. 4e is a schematic cross-sectional view of a cosmetic device according to a third embodiment of the present utility model;

fig. 4f is a schematic cross-sectional view of a cosmetic device according to a fourth embodiment of the present utility model;

FIG. 4g is a schematic diagram illustrating an assembly of a light emitting device and a cooling rack according to an embodiment of the present utility model;

fig. 4h is a schematic cross-sectional view of a cosmetic device according to a fifth embodiment of the present utility model;

fig. 4i is a schematic cross-sectional view of a cosmetic device according to a sixth embodiment of the present utility model;

FIG. 5 is a schematic diagram of a heat sink provided by an embodiment of the present utility model;

Fig. 6 is a schematic flow diagram of a heat dissipation channel of a cosmetic device according to an embodiment of the present utility model;

fig. 7 is a schematic view of a cooling rack of a cosmetic device according to an embodiment of the present utility model;

FIG. 8 is a schematic view of a cooling rack of a cosmetic device according to an embodiment of the present utility model provided with a ventilation port;

FIG. 9 is a schematic view of a cooling rack of a cosmetic device according to another embodiment of the present utility model provided with a ventilation port;

fig. 10 is another perspective view of a cosmetic device according to an embodiment of the present utility model.

Reference numerals:

100. a cosmetic device; 1. a housing; 11. a receiving chamber; 12. a first heat dissipation outlet; 13. a second heat dissipation outlet; 14. a jack; 15. a vent hole; 151. a via hole; 16. a first side; 17. a second side; 18. a bottom case; 19. an upper cover; 191. a cover; 192. an air inlet hole; 2. a light emitting assembly; 21. a first light-transmitting body; 22. a reflective cup; 221. a first refrigerant inlet; 222. a first refrigerant outlet; 223. a third refrigerant outlet; 23. a light source; 24. a reflective cavity; 3. a heat dissipation assembly; 30. a heat dissipation channel; 31. a cooling driving part; 311. a cooling inlet; 312. a cooling driving port; 3121. a first refrigerant driving port; 3122. a second refrigerant driving port; 32. a heat sink; 321. a heat conduction part; 322. an aisle; 3221. an air inlet; 3222. an air outlet; 3222a, a first overwind outlet; 3222b, a second overwind outlet; 323. a heat sink assembly; 3231. a heat sink; 324. a carbon-containing thermally conductive layer; 34. a cooling support; 340. an accommodating cavity; 34a, cooling the rack; 341a, an air passing through port; 34b, cooling the support; 341b, an air passing through port; 343. a second refrigerant inlet; 344. a second refrigerant outlet; 35. an air guide bracket; 351. an air guide channel; 4. a main control board; 41. a first through hole; 42. a second through hole; 5. a second light-transmitting body; 6. a refrigerating member; 7. a pulse key; 8. a regulator; H. a slit.

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.

Referring to fig. 1 to 4, a cosmetic device 100 according to an embodiment of the utility model has a good heat dissipation effect, the cosmetic device 100 can be suitable for depilating and tendering skin, or other technical schemes that apply pulsed light and perform different cosmetic or skin care actions by adjusting different wavelength ranges of the pulsed light, and the cosmetic device 100 has the advantages of high speed, good effect, high safety, no side effect, no pain, and the like, and is widely welcomed in the cosmetic and medical industries. The following description will be mainly given by taking the cosmetic device 100 as an example for depilation, but is not meant to limit the cosmetic device 100 in this embodiment to be used only for depilation.

In this embodiment, the beauty device 100 includes a housing 1, a light emitting component 2, and a heat dissipating component 3, wherein the housing 1 is used for a user to hold, and the light emitting component 2 and the heat dissipating component 3 are mounted on the housing 1.

The shell 1 is provided with a containing cavity 11, and a first heat dissipation outlet 12 is arranged on the shell 1; the light emitting component 2 is located in the accommodating cavity 11, wherein the light emitting component 2 is electrically excited to generate strong pulse light with a certain wavelength range, if the strong pulse light irradiates the skin of a human body, hair follicles on the skin can be damaged, and a permanent hair removal effect is achieved, so that functions of skin care and hair removal are achieved, and heat generated by the light emitting component 2 can be dissipated from the first heat dissipation outlet 12.

With reference to fig. 3 and fig. 4a, the light emitting assembly 2 includes a first transparent body 21, a reflective cup 22 and a light source 23, a reflective cavity 24 is formed by enclosing the reflective cup 22 and the first transparent body 21, the light source 23 is at least partially disposed in the reflective cavity 24, the light source 23 can emit light, the first transparent body 21 has a light filtering function, the light generated by the light source 23 can be converged in the reflective cavity 24, and the light is projected to the first transparent body 21 after being reflected by the reflective cup 22, and the first transparent body 21 can filter the light which is emitted by the light source 23 and does not accord with the wavelength range.

The reflecting cup 22 is abutted against the first light-transmitting body 21, and the reflecting cup and the first light-transmitting body enclose the reflecting cavity 24; however, in some embodiments, the reflective cup 22 and the first transparent body 21 may not abut each other, and a space may exist therebetween; the reflective cavity 24 may be formed by enclosing the reflective cup 22 with other components of the cosmetic device 100, without affecting the purpose of the present embodiment.

With continued reference to fig. 4a, fig. 4a illustrates an internal structure of the light reflecting cup 22, wherein a light source 23 is disposed in the light reflecting cup 22, and the light source 23 may be an electroluminescent device, for example, an LED lamp, and a light emitting portion (such as an LED bead portion) of the light source 23 may be disposed in the light reflecting cavity 24, so as to facilitate light path guiding of the light reflecting cup 22.

The reflecting cup 22 has a reflecting surface (not labeled in the figure) with an arc-shaped or V-shaped cross section, the cross section of the reflecting cup 22 in this embodiment is arc-shaped, and after the light generated by the light source 23 irradiates the reflecting surface, the light is collected to the incident surface of the first transparent body 21 through the reflecting action of the reflecting surface and exits through the exit surface of the first transparent body 21; in some embodiments, the light source 23 may also be partially disposed within the light reflective cavity 24 to achieve a specific light exit objective.

It should be noted that, in some embodiments, the first transparent body 21 has a function of filtering light, and the light source 23 is excited to generate light with a wavelength range between 510 nm and 1200nm, and the first transparent body 21 is used for filtering light with a part of the wavelength range to obtain light with a desired wavelength range, where light with a desired wavelength range may be 550 nm to 1200nm or 600 nm to 1200nm, for example, so as to achieve different purposes, such as skin care, hair removal at different parts, hair removal of people with different complexion, and so on.

The light emitted by the light source 23 may be monochromatic light, or may be composite light, color light, etc.; the self structure of the lamp can be either a lamp bead or a filament lamp or a filament-free lamp, and the purpose of the embodiment can be achieved, in the embodiment, the light source 23 is in a strip shape, and the light source 23 is preferably a filament-free lamp.

The material of the first light-transmitting body 21 may have various structural forms, such as:

in some embodiments, the main structure of the first transparent body 21 is glass, wherein a side of the main structure of the first transparent body 21 facing the light source 23 is provided with a coating layer, and the above-mentioned filtering effect is achieved through a filtering effect of the coating layer.

In some embodiments, the first transparent body 21 may be a filter, as long as the filter can achieve the purpose of filtering in the present embodiment.

Referring to fig. 2 to 4i, the heat dissipation assembly 3 includes a cooling driving portion 31, a heat sink 32, and a cooling bracket 34 for mounting the light emitting assembly 2; wherein, the shell 1, the heat radiation component 3 and the light emitting component 2 are enclosed to form a heat radiation channel 30, and the heat radiation channel 30 is configured to circulate refrigerant therein; the cooling driving part 31 is used for driving the refrigerant to flow in the heat dissipation channel 30, and the cooling driving part 31 is provided with a cooling inlet 311 for inputting the refrigerant and a cooling driving port 312 for outputting the refrigerant; the cooling bracket 34 has a containing cavity 340, the reflective cup 22 is located in the containing cavity 340, the reflective cavity 24 belongs to a part of the heat dissipation channel 30, the reflective cavity 24 is communicated with the cooling driving port 312, the cooling medium output by the cooling driving part 31 can enter the reflective cavity 24 through the cooling driving port 312, the cooling medium in the heat dissipation channel 30 is thermally coupled with the reflective cavity 24, the cooling medium can absorb heat in the reflective cavity 24, and the temperature in the reflective cavity 24 is reduced, so that damage to the housing 1 or the light emitting component 2 caused by overhigh temperature in the reflective cavity 24 is avoided.

With continued reference to fig. 3-4 a, in some embodiments, the heat dissipation channel 30 includes a reflective cavity 24, a first refrigerant inlet 221 provided on the reflective cup 22, a first refrigerant outlet 222, and a second refrigerant outlet 344; the first refrigerant outlet 222 is located between one side edge of the reflective cup 22 and the first transparent body 21, the refrigerant output by the cooling driving port 312 can enter through the first refrigerant inlet 221 and then be discharged from the first refrigerant outlet 222, and the refrigerant can take away the heat in the reflective cavity 24.

With continued reference to fig. 4b and 4c, in some embodiments, the first refrigerant outlet 222 may be disposed at a side edge of the reflector cup 22 near the first transparent body 21, in the embodiment of fig. 4b, the first refrigerant outlet 222 is formed by a gap between the reflector cup 22 and the first transparent body 21, that is, an end surface of the reflector cup 22 near the side of the first transparent body 21 is not abutted against the first transparent body 21, but a certain gap exists between the end surface and the first transparent body 21, and the first refrigerant outlet 222 is not disposed on the reflector cup 22; the second refrigerant outlet 344 is located on the cooling bracket 34 and is in communication with the first refrigerant outlet 222; the first refrigerant inlet 221 is communicated with the cooling driving port 312 and the reflective cavity 24, and the second refrigerant outlet 344 is communicated with the first heat dissipation outlet 12; the heat dissipation channel 30 is thermally coupled to the heat sink 32, and the refrigerant output from the cooling driving port 312 can enter from the first refrigerant inlet 221 and then be discharged from the first refrigerant outlet 222, the second refrigerant outlet 344 and the first heat dissipation outlet 12 in sequence, so that the refrigerant can take away the heat in the reflective cavity 24.

Referring to fig. 4d, as another embodiment of the first refrigerant outlet 222, the first refrigerant outlet 222 may also be disposed at a side edge of the reflective cup 22 near the side of the first transparent body 21, that is, the first refrigerant outlet 222 is disposed on the reflective cup 22.

Referring to fig. 1 and 2, the heat dissipation assembly 3 is located in the housing 1, the housing 1 is provided with an air inlet 192 for allowing external air to enter, one end of the cooling inlet 311 on the cooling driving portion 31 is communicated with the cooling driving port 312, the other end of the cooling inlet 311 is correspondingly arranged with the air inlet 192 and is communicated with the air inlet 192, external fresh air enters the cooling inlet 311 from the air inlet 192, and then is inhaled by the cooling driving portion 31 to generate a refrigerant, and the refrigerant is output from the cooling driving port 312 of the cooling driving portion 31.

The cooling driving part 31 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 31 is a centrifugal fan, so that the external air flows mainly in the radial direction after axially entering the impeller of the cooling driving part 31. The refrigerant is cooling air, the cooling air generated by the cooling driving part 31 can be output from the cooling driving opening 312, and after entering the reflective cavity 24, the cooling air can take away the heat of the gas in the reflective cavity 24, thereby reducing the heat in the reflective cavity 24, and the heat in the reflective cavity 24 is mainly generated by the light source 23.

The cosmetic device 100 may further include an elastic gasket disposed in a ring shape, the elastic gasket has a through hole, a gap generally exists between one surface of the cooling driving part 31 facing the air inlet hole 192 and the housing 1, the elastic gasket is clamped between the cooling driving part 31 and the housing 1 to seal the gap, the air inlet hole 192, the through hole of the elastic gasket and the central axis of the cooling inlet 311 are on the same straight line and are sequentially communicated, so that hot air in the housing 1 can be prevented from being re-sucked into the cooling inlet 311 of the cooling driving part 31, thereby resulting in poor heat dissipation effect of the cooling driving part 31, and meanwhile, the elastic gasket can also enhance the elastic force between the cooling driving part 31 and the housing 1, so as to slow down the collision between the cooling driving part 31 and the housing 1.

With continued reference to fig. 3 and fig. 4a, the first refrigerant inlet 221 may be formed at an end of one end of the reflector cup 22 in the length direction, and the first refrigerant inlet 221 and the cooling driving opening 312 are adjacent and are disposed opposite to each other, i.e. in this embodiment, the first refrigerant inlet 221 is disposed opposite to the cooling driving opening 312, and the refrigerant output from the cooling driving opening 312 may directly enter the first refrigerant inlet 221.

With continued reference to fig. 4g to 4h, in an embodiment, the first refrigerant inlet 221 may also be formed on the reflective cup 22 near a side edge of the first transparent body 21, where the first refrigerant inlet 221 is a gap between the side edge of the reflective cup 22 and the first transparent body 21, and the gap may be formed by forming a hollowed-out notch on the reflective cup 22, or may be a gap between the side edge of the reflective cup 22 and the first transparent body 21 (where the end surface of the reflective cup 22 near the side of the first transparent body 21 is not abutted with the first transparent body 21), and the cooling bracket 34 is correspondingly provided with a second refrigerant inlet 343 opposite to the first refrigerant inlet 221, where in this embodiment, the refrigerant output from the cooling driving port 312 may sequentially enter the second refrigerant inlet 343, the first refrigerant inlet 221, and the reflective cavity 24 through the outer side of the cooling bracket 34.

It will be appreciated that in other embodiments, two first refrigerant inlets 221 may be provided at the same time, where one of the two first refrigerant inlets is disposed on an end face of one end of the reflector cup 22 in the length direction, and the other is disposed on a side edge of the reflector cup 22 near the first transparent body 21.

The first refrigerant outlet 222 may have various configurations:

in one embodiment, the first refrigerant outlet 222 is a slit arranged at one side edge of the reflective cup 22, the length direction of the slit is consistent with the length direction of the reflective cup 22, the refrigerant entering from the cooling driving port 312 enters into the reflective cavity 24 through the second refrigerant inlet 343 and the first refrigerant inlet 221 to realize thermal coupling with the reflective cavity 24, and the refrigerant in the reflective cavity 24 is discharged from the slit.

In an embodiment, the first refrigerant outlet 222 is a slit hole disposed on the reflective cup 22, and the slit holes are arranged in an array along the length direction of the reflective cup 22, the refrigerant entering from the cooling driving port 312 enters into the reflective cavity 24 through the second refrigerant inlet 343 and the first refrigerant inlet 221 to realize thermal coupling with the reflective cavity 24, and the refrigerant in the reflective cavity 24 is discharged from the slit hole.

In one embodiment, the first refrigerant outlet 222 is a hole band disposed at the edge of the reflector cup 22, and the length direction of the hole band is consistent with the length direction of the reflector cup 22, which can also play a role in discharging the refrigerant. In this embodiment, the hole band means that a plurality of holes are arranged in a band shape.

In an embodiment, the first refrigerant outlet 222 is a long and narrow gap between the first transparent body 21 and the reflective cup 22, i.e. the gap may be formed by forming a hollow notch on the reflective cup 22, or may be a gap between a side edge of the reflective cup 22 and the first transparent body 21, and a length direction of the gap is consistent with a length direction of the reflective cup 22.

Referring to fig. 2, 4, 5 and 6, the housing 1 is further provided with a second heat dissipation outlet 13; the radiator 32 has a plurality of passageways 322 through which the refrigerant flows, the passageways 322 have an air inlet 3221 and an air outlet 3222, the air inlet 3221 is communicated with the cooling driving port 312, the air outlet 3222 is communicated with the first heat dissipation outlet 12 of the second heat dissipation outlet 13, the heat dissipation passageway 30 comprises the passageways 322, the refrigerant output by the cooling driving port 312 can enter the air inlet 3221 and take away heat in the radiator 32 to be discharged from the air outlet 3222 to the second heat dissipation outlet 13 or the first heat dissipation outlet 12, and of course, the heat output by the air outlet 3222 can also be discharged from the second heat dissipation outlet 13 and the first heat dissipation outlet 12 simultaneously.

With continued reference to fig. 1 to 4, in some embodiments, the air outlet 3222 of the passageway 322 is provided with one, from the air inlet 3221 of the passageway 322 to the air outlet 3222 of the passageway 322, and the passageway 322 extends along the length direction of the reflector cup 22, so that the configuration has the advantage that the whole structure of the depilating device is more compact, so as to reduce the whole volume of the depilating device, the air outlet 3222 and the air inlet 3221 are oppositely arranged, and the cooling driving port 312, the air inlet 3221, the air outlet 3222 and the second heat dissipation outlet 13 are substantially located on the same straight line, so that heat in the heat sink 32 can be rapidly exhausted. In this embodiment, the aisle 322 may be plural, and the plural aisles 322 are arranged side by side at intervals.

In some embodiments, referring to fig. 5, two air outlets 3222 of the aisle 322 are provided, namely a first air passing outlet 3222a and a second air passing outlet 3222b, the air inlet 3221 and the first air passing outlet 3222a are arranged on two opposite sides of the radiator 32, and the second air passing outlet 3222b is arranged on the other side of the radiator 32; the first air-passing outlet 3222a is communicated with the second heat-dissipating outlet 13 and is arranged opposite to the first air-passing outlet 3222b, and the second air-passing outlet 3222b is communicated with the first heat-dissipating outlet 12 so as to quickly discharge heat in the radiator 32.

Referring to fig. 1 and 2, the housing 1 is provided in a flat shape as a whole, and the housing 1 has a first side 16 located in a thickness direction of the housing 1, and a second side 17 provided adjacent to the first side 16, the first heat radiation outlet 12 is provided at the second side 17, and the second heat radiation outlet 13 is provided at the first side 16 so as to discharge heat in the housing 1 from different directions.

The heat dissipation channel 30 further includes a third refrigerant outlet 223 (see fig. 2), the third refrigerant outlet 223 is formed at an end portion of one end of the reflector cup 22 in the length direction, the third refrigerant outlet 223 is communicated with the second heat dissipation outlet 13, and heat in the accommodating cavity 11 can be sequentially discharged through the third refrigerant outlet 223 and the second heat dissipation outlet 13.

Referring to fig. 3, the cooling driving port 312 includes a first refrigerant driving port 3121 and a second refrigerant driving port 3122, the first refrigerant driving port 3121 and the second refrigerant driving port 3122 being disposed side by side; the first cooling medium driving opening 3121 is disposed towards the reflector cup 22 to cool the gas in the reflector cup 22, and the outlet direction of the second cooling medium driving opening 3122 is towards the radiator 32 to cool the radiator 32, and the heat in the radiator 32 and the reflector cavity 24 is discharged from the heat radiation outlet.

Of course, in other embodiments, the cooling driving portion 31 may include only one driving port, i.e. the first refrigerant driving port 3121 and the second refrigerant driving port 3122 are combined into one driving port, which can achieve the purpose of outputting the refrigerant.

The light emitting component 2 can generate heat during operation, the cooling driving part 31 can drive the refrigerant to flow into the shell 1, the heat of the reflecting cavity 24 and the radiating fin component 323 is conducted away by the refrigerant, the rapid cooling of the internal devices of the beauty device 100 is realized, the excessive heat in the internal space of the beauty device 100 is avoided, and the dangerous conditions such as short circuit, burning, explosion and the like of the devices in the beauty device 100 are prevented.

In this embodiment, the reflective cavity 24 and the first refrigerant driving port 3121 are correspondingly disposed, the passageway 322 is opposite to the second refrigerant driving port 3122, and the reflective cavity 24 and the passageway 322 are directly communicated with the cooling driving port 312, so that the overall volume of the cosmetic device 100 can be reduced.

In the present embodiment, the heat sink 32 includes a heat conducting portion 321 and a heat sink assembly 323, and the heat sink assembly 323 is disposed at one side of the heat conducting portion 321; the fin assembly 323 is connected with one end of the heat conducting portion 321, the heat conducting portion 321 has the function of conducting heat, the heat conducting portion 321 can be a temperature equalizing plate with a closed inner cavity, and the inner cavity of the heat conducting portion is provided with cooling liquid.

The fin assembly 323 includes a plurality of fins 3231 arranged at intervals side by side, the passages 322 are gaps between adjacent fins 3231, and the fin assembly 323 is arranged corresponding to the cooling driving opening 312 to cool the fin assembly 323.

In some embodiments, the cooling fluid is preferably cooling water, and the cooling fluid can accelerate the heat conducting effect of the heat conducting part 321, so that the heat conducting part 321 can continuously transfer heat to the heat radiating fin assembly 323, and the heat radiating fin assembly 323 radiates heat.

Referring to fig. 6 to 8, the cooling support 34a and the cooling fin assembly 323 are both located on the same side of the heat conducting portion 321, an air passing opening 341a communicating with the cooling driving opening 312 is disposed on an end surface of the cooling support 34a near one end of the cooling driving opening 312, a refrigerant outputted from the cooling driving opening 312 can flow to a gap between the cooling support 34a and the heat conducting portion 321 through the air passing opening 341a, and the refrigerant outputted from the cooling driving opening 312 flows to the first refrigerant outlet 222 through the air passing opening 341a, the second refrigerant inlet 343 and the reflective cavity 24 in order to take away heat in the reflective cavity 24.

The beauty device 100 further comprises a main control board 4, components such as a capacitor and the like are arranged on the main control board 4, the components such as the capacitor 42, the light emitting component 2, the cooling driving part 31 and the radiator 32 are electrically connected with the main control board 4, the main control board 4 is positioned in the shell 1, and the light emitting component 2, the cooling driving part 31, the cooling bracket 34a and the radiator 32 are positioned on the same side of the main control board 4, so that the structure inside the beauty device 100 is more compact.

Referring to fig. 2 and 4d, in some embodiments, a first through hole 41 is disposed on the main control board 4 opposite to the fin assembly 323, and the second refrigerant outlet 344 and the refrigerant outputted from the passageway 322 of the radiator 32 flow to the first heat dissipation outlet 12 through the first through hole 41, so as to rapidly discharge the heat in the housing 1.

Referring to fig. 2 and 4e, in some embodiments, the inner wall of the second refrigerant outlet 344 on the cooling bracket 34 is a reflective surface, the second refrigerant outlet 344 on the cooling bracket 34 is an arc hole or an inclined hole, so as to quickly guide heat to the first through hole 41, and when the second refrigerant outlet 344 is an inclined hole, the inclination angle of the second refrigerant outlet 344 may be 45-70 °, preferably 50-65 °, so as to ensure that the air outlet is not affected, and the reflection effect is better.

As shown in fig. 2 and 4f, in some embodiments, the first through hole 41 is disposed on the main control board 4 opposite to the fin assembly 323, the second through hole 42 is disposed on the main control board 4 opposite to the second refrigerant outlet 344, and the refrigerant outputted from the second refrigerant outlet 344 and the refrigerant outputted from the passageway 322 of the radiator 32 flow to the first heat dissipation outlet 12 through the first through hole 41 or the second through hole 42, so as to quickly discharge heat, and of course, the refrigerant outputted from the second refrigerant outlet 344 and the refrigerant outputted from the passageway 322 of the radiator 32 may also flow to the first heat dissipation outlet 12 through the first through hole 41 and the second through hole 42.

As shown in fig. 4h, in some embodiments, the first refrigerant inlet 221 is formed on a side edge of the reflector cup 22 near the first transparent body 21, that is, the first refrigerant inlet 221 is a gap between the side edge of the reflector cup 22 and the first transparent body 21, the cooling bracket 34 is correspondingly provided with the second refrigerant inlet 343 opposite to the first refrigerant inlet 221, the main control board 4 is provided with the first through hole 41 at a position opposite to the heat sink assembly 323, the main control board 4 is provided with the second through hole 42 at a position opposite to the second refrigerant outlet 344, the refrigerant enters the reflector cavity 24 from the second refrigerant inlet 343 and the first refrigerant inlet 221, and finally the refrigerant output from the second refrigerant outlet 344 and the refrigerant output from the passageway 322 of the radiator 32 flow to the first heat dissipation outlet 12 through the first through hole 41 or the second through hole 42, so that heat can be rapidly discharged, and the refrigerant output from the second refrigerant outlet 344 and the refrigerant output from the passageway 322 of the radiator 32 can flow to the first heat dissipation outlet 12 through the first through hole 41 and the second through hole 42.

As shown in fig. 4i, in some embodiments, the second refrigerant outlet 344 is formed on a side edge of the reflector cup 22 near the first transparent body 21, and the heat conducting portion 321 and the second refrigerant outlet 344 may be provided with an elongated air passing hole, and the refrigerant in the reflector cavity 24 may be output from the second refrigerant outlet 344 and discharged from the heat dissipating outlet on the housing opposite to the first heat dissipating outlet 12 through the air passing hole on the heat conducting portion 321.

With continued reference to fig. 1, 2 and 6, the beauty device 100 may further include a temperature control device, preferably a temperature sensor or a temperature controller, which is installed in the housing 1 and located on a side of the heat dissipation channel 30 away from the cooling driving portion 31, and is electrically connected to the main control board 4, and the temperature control device may be preferably disposed near the heat dissipation outlet.

When the temperature control device detects that the temperature at the heat dissipation outlet is too high, the temperature control device can transmit information to the main control board 4, the main control board 4 cuts off the power supply of the light emitting component 2, so that the light emitting component 2 stops working, and potential safety hazards caused by the fact that the temperature inside the shell 1 is too high, such as damage of the cooling driving part 31, can result in the fact that the temperature at the heat dissipation outlet is too high, at the moment, burning feeling generated by pulsed light to human skin cannot be quickly transferred, damage is caused to the human skin, and at the moment, the main control board 4 is required to cut off the electric quantity at the position of the light emitting component 2, so that the temperature inside the light reflecting cavity 24 can be reduced.

Referring to fig. 4 and 6, a gap H is formed between a side of the radiator 32, which is close to the cooling driving port 312, and the cooling driving portion 31, so that the refrigerant output from the cooling driving port 312 can flow to the aisle 322 and a side of the heat conducting portion 321, which is opposite to the fin assembly 323, at the same time, so as to radiate heat from the back of the heat conducting portion 321, so as to reduce the heat of the heat conducting portion 321 in multiple directions, reduce the temperature of the heat conducting portion 321, and further improve the overall heat radiation effect of the epilating apparatus.

The slit H may be substantially elongated, and the structure of the slit H has no influence on the cosmetic device 100, as long as the cooling medium output from the cooling driving port 312 can flow to the side of the heat conduction portion 321 facing away from the fin assembly 323.

In some embodiments, the heat sink 32 and the cooling driving opening 312 may be disposed at a different position, for example, the overall height of the heat sink 32 is lower than that of the cooling driving portion 31, so that the cooling medium output from the cooling driving opening 312 can flow to the heat sink assembly 323 and to the side of the heat conducting portion 321 facing away from the heat sink assembly 323, so as to dissipate heat from the back of the heat conducting portion 321.

The beauty device 100 further comprises a pulse key 7, the pulse key 7 is mounted on the housing 1, the pulse key 7 is electrically connected with the main control board 4, and when the pulse key 7 is pressed, an instant high-voltage pulse can be given to the light source 23 to excite the control light source 23 to emit light, so that the beauty device 100 works, and the light source 23 cannot emit light without pressing the pulse key 7.

With continued reference to fig. 2 and fig. 4b, the cosmetic device 100 further includes a second transparent body 5 disposed on a side of the first transparent body 21 facing away from the reflective cup 22, and light generated by the light source 23 sequentially passes through the first transparent body 21 and the second transparent body 5; the light generated by the light source 23 sequentially penetrates the first light-transmitting body 21 and the second light-transmitting body 5, the cosmetic device 100 irradiates hair follicles by utilizing the light to perform hair removal, burning sensation can be generated on the skin, the second light-transmitting body 5 can be clung to the skin of a human body in the using process, and the second light-transmitting body 5 can be rapidly cooled to reduce the burning sensation caused by the light, so that comfort is ensured.

The second transparent body 5 is made of a crystal material, specifically, sapphire, K9 glass, and crystal glass, and only needs to satisfy the requirement of transparent crystal material, in this embodiment, the second transparent body 5 is preferably made of a sapphire crystal material.

Alternatively, the second light-transmitting body 5 may be a circular plate or a rectangular block, and in this embodiment, the second light-transmitting body 5 is preferably a rectangular block.

The second light-transmitting body 5 contacts with the illuminated area of the skin, and the illuminated skin is cooled by cold compress to alleviate the burning sensation generated by the illuminated skin, and the second light-transmitting body 5 can be at a low temperature close to zero, so that the burnt skin can really reach an infinite near freezing point, the burning sensation of the skin can be alleviated, and the skin injury can not be caused by short-time contact.

The second transparent body 5 can be rapidly cooled to reduce burning feeling caused by light, comfort is guaranteed, the second transparent body 5 can receive the light filtered by the first transparent body 21 and emit light, the light is strong pulse light with a special wavelength, and the hair follicle is destroyed by using the light, so that the skin of a human body is dehaired, and the permanent dehairing effect is achieved.

In this embodiment, the surface of the second transparent body 5 far from the first transparent body 21 contacts the human body, and the contact surface may be an arc surface or a plane, preferably a plane structure.

In this embodiment, the heat sink 32 is thermally coupled to the second transparent body 5, the heat sink assembly 323 can exchange heat with the second transparent body 5, the cooling driving portion 31 is further configured to output a refrigerant to the heat sink assembly 323, and the cooling driving portion 31 can cool the heat sink assembly 323 and indirectly cool the second transparent body 5, so that the second transparent body 5 is always at a lower temperature.

The heat dissipation assembly 3 further comprises a refrigerating piece 6, the refrigerating piece 6 is provided with a cold end and a hot end, and the cold end is thermally coupled with the second light-transmitting body 5; the hot end is thermally coupled to the heat sink 32; the cooling element 6 can cool the second transparent body 5, and transfer the heat of the second transparent body 5 to the heat conducting portion 321 of the heat sink 32, and then to the heat sink assembly 323.

The refrigerating element 6 can be a TEC semiconductor temperature difference refrigerating plate, and during the working of the refrigerating element 6, as long as the temperature difference occurs between the cold end of the refrigerating element 6 and the hot end of the refrigerating element 6, heat is continuously transferred, and the heat is moved to the hot end of the refrigerating element 6 and is emitted through the radiator 32. The cooling element 6 is thus an active cooling device for the second light-transmitting body 5, whereas it is only an active heat-conducting device for the entire device.

The heat dissipation assembly 3 further comprises a heat conduction piece, the heat conduction piece is arranged between the cold end of the refrigeration piece 6 and the second light-transmitting body 5, the upper end face and the lower end face of the heat conduction piece are respectively in thermal coupling with the cold end of the refrigeration piece 6 and the second light-transmitting body 5, heat on the second light-transmitting body 5 can be transferred to the refrigeration piece 6 through the heat conduction piece and then transferred to the radiator 32 for heat dissipation, and the heat conduction piece is a flaky heat conduction pad.

In principle, the cooling element 6 may also be a heat transfer tool, and although the cooling element 6 actively dissipates heat for the heat conducting element, the heat on the heat conducting element is still dissipated by the heat of the heat end of the cooling element 6 higher than that of the radiator 32, and the heat on the heat conducting element is derived from the second transparent body 5.

It can be understood that, because the second transparent body 5 is made of sapphire, when the light source 23 emits light, the sapphire has a strong heat conducting property, so that the refrigerating element 6 and the second transparent body 5 can efficiently generate heat exchange, thereby achieving an optimal refrigerating effect.

In this embodiment, the heat sink assembly 323 and the refrigerating member 6 are both located on the same side of the heat conducting portion 321, so as to reduce the overall size of the interior of the cosmetic device 100, and make the interior of the cosmetic device 100 more compact.

Referring to fig. 2, the heat dissipation assembly 3 further includes an air guiding bracket 35 disposed between the second heat dissipation outlet 13 and the heat sink 32, the air guiding bracket 35 has an air guiding channel 351 communicated with both the second heat dissipation outlet 13 and the passageway 322, an inlet of the air guiding channel 351 is opposite to the passageway 322 of the heat sink 32, and an outlet of the air guiding channel 351 is opposite to the second heat dissipation outlet 13, so as to rapidly discharge heat in the heat dissipation channel 30.

The cross-sectional area of the heat dissipation channel 30 tends to decrease from the inlet of the air guide channel 351 to the outlet of the air guide channel 351, that is, from the inlet of the air guide channel 351 to the outlet, and the "decrease" herein does not necessarily mean that the cross-sectional area of the air guide channel 351 gradually decreases, but may mean that the cross-sectional area of the heat dissipation channel 30 does not change first and then decreases, so long as the cross-sectional area of the heat dissipation channel is wholly decreased, which is advantageous in that the outflow of the refrigerant can be accelerated.

With continued reference to fig. 2, the heat sink 32 is provided with a carbon-containing heat conductive layer 324, and the carbon-containing heat conductive layer 324 is disposed on the heat sink 32 by means of adhesion, electroplating or spraying to improve the heat conductive effect of the heat conductive portion 321, and the carbon-containing heat conductive layer 324 needs to have very good heat conductive performance, and the carbon-containing heat conductive layer 324 is preferably graphene.

As an embodiment, the carbon-containing heat conducting layer 324 may be disposed on the heat conducting portion 321, and the graphene has very good heat conducting performance, so as to further improve the heat conducting effect of the heat conducting portion 321. Of course, carbon-containing thermally conductive layer 324 may also be disposed on heat sink assembly 323.

Referring to fig. 1 to 3 and fig. 10, in the present embodiment, the housing 1 is provided with a jack 14 for inserting a power interface terminal or a power cord, and since the electric quantity required by the cosmetic device 100 during operation is particularly large, no power is built in the housing 1, and the power interface terminal or the power cord is typically inserted into the jack 14 to provide an external power supply for the cosmetic device 100.

A vent hole 15 is formed in the shell 1 at a position close to the jack 14; the vent 1514 may be used to provide air into or out of the enclosure 1 to further reduce the temperature within the enclosure 1.

The structure of the vent hole 15 may be various, but is not limited thereto, in this embodiment, the vent hole 15 is composed of a plurality of via holes 151, and the plurality of via holes 151 are arranged in an arc-shaped array around the jack 14, so as to avoid large particle impurities from entering the housing 1.

The shell 1 comprises a bottom shell 18, an upper cover 19 and a sealing cover 191, wherein the upper cover 19 is buckled on the bottom shell 18, one end of the sealing cover 191 is clamped with the upper cover 19, the other end of the sealing cover 191 is clamped with the bottom shell 18, the sealing cover 191 is provided with a plurality of second heat dissipation outlets 13, the plurality of second heat dissipation outlets 13 are arranged on the sealing cover 191 side by side, the second heat dissipation outlets 13 are used for concentrating hot air from the heat dissipation channels 30, and then the hot air is blown by a refrigerant and is dispersed from the second heat dissipation outlets 13, so that concentrated air outlet is realized by the sealing cover 191, and external hot air can be effectively prevented from flowing back.

The bottom shell 18 and the upper cover 19 enclose the accommodating cavity 11, the air inlet 192 is arranged on the upper cover 19, the air inlet 192 is used for providing air for the cooling driving part 31, one part of the plurality of through holes 151 is arranged on the upper cover 19, and the other part of the plurality of through holes 151 is arranged on the bottom shell 18.

With continued reference to fig. 1 to 3, the beauty device 100 further includes a regulator 8 for regulating the power of the light source 23, and the housing 1 further has a mounting hole therethrough, where the regulator 8 is mounted on the mounting hole and electrically connected to the main control board 4, so as to regulate the brightness of the light source 23 at any time.

The regulator 8 includes the knob and installs the gear switch on the main control board 4, this gear switch is rotary switch, there is the torsional spring inside, the knob is installed on the mounting hole and is rotated with the gear switch and be connected, the power class of light source 23 can divide into four grades, every rotation knob once, the luminance of light source 23 just changes once, four power classes can circulate in proper order, the knob will get back to initial state again after every rotation, the knob is rotatory ear type structure, there is more mechanical sense when touching.

An insulating gasket can be further arranged between the radiator 32 and the main control board 4, the insulating gasket can be made of insulating materials such as a Mylar film, and the insulating gasket can play a role in high-voltage insulation so as to avoid electric conduction between the main control board 4 and the radiator 32.

The present utility model provides the principle of operation of the cosmetic device 100:

the light emitted by the light source 23 is filtered by the first light-transmitting body 21 and then emitted by the second light-transmitting body 5 to dehairing the skin, at this time, the light source 23 emits heat, the temperature of the light acting on the skin is also transmitted to the second light-transmitting body 5, the heat in the second light-transmitting body 5 is transmitted to the refrigerating piece 6, and the refrigerating piece 6 transmits the heat to the heat radiating component 3 to cool the second light-transmitting body 5; the cooling driving part 31 can output a refrigerant, wherein a part of the refrigerant enters the reflective cavity 24 through the first refrigerant driving opening 3121 and is emitted from the second heat radiation outlet 13 to take away heat in the reflective cavity 24; the other part of the refrigerant dissipates heat to the heat dissipation plate 3231 through the second refrigerant driving opening 3122, and then the heat is discharged from the first heat dissipation outlet 12, so as to take away the heat on the heat dissipation plate 3231.

Compared with the prior art, the beauty device 100 provided in the embodiment of the application has at least the following advantages:

1. the light emitting component 2 and the heat dissipating component 3 are both located at the side of the cooling driving part 31, wherein the first refrigerant driving opening 3121 of the cooling driving part 31 is opposite to and communicated with the reflective cavity 24, the second refrigerant driving opening 3122 of the cooling driving part 31 is opposite to and communicated with the passageway 322 of the heat sink 32, and the extending direction of the passageway 322 from the air inlet 3221 to the air outlet 3222 is parallel to the length direction of the reflective cup 22 of the light emitting component 2, so that the component structure in the cosmetic device 100 is compact, and the volume of the whole cosmetic device 100 is reduced.

2. The second light-transmitting body 5 is exposed from the head of the housing 1 to be in actual contact with the skin of the human body, so that the user can feel the effect of cold compress of the second light-transmitting body 5 in the process of using the cosmetic device 100, thereby reducing the strong pain feeling of the user due to the heat generated by using the cosmetic device 100.

3. The second transparent body 5 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 the light emitted by the light source 23 and maintain the light transmittance.

4. The refrigerating piece 6 can be a TEC semiconductor refrigerating piece, which has a cold end and a hot end, the cold end is connected with the second light-transmitting body 5, the hot end is connected with the radiator 32, and as long as the temperature difference occurs between the cold end and the hot end, the heat can be continuously transferred, so that the heat can be continuously emitted out through the radiator 32, and the heat dissipation and cooling effect of the cosmetic device 100 can be effectively improved.

5. The heat conducting piece is a heat conducting pad made of flexible materials, can buffer collision between the refrigerating piece 6 and the second light-transmitting body 5, and has the function of conducting heat of the second light-transmitting body 5.

6. The shell 1 is provided with the sealing cover 191, the plurality of heat dissipation outlets are arranged on the sealing cover 191 side by side, the heat dissipation outlets are used for concentrating hot air coming from the heat dissipation channels 30, and then the hot air is blown to the heat dissipation outlets by the refrigerant and is dissipated from the heat dissipation outlets, the sealing cover 191 realizes concentrated air outlet, and external hot air can be effectively prevented from flowing back.

7. The regulator 8 is additionally arranged, the regulator 8 can be used for regulating the power of the light source 23 so as to change the brightness of the light source 23, the brightness of the light source 23 can be changed once when the knob is rotated once in the regulator 8, four power levels can be sequentially circulated, the knob returns to the initial state after each rotation, and the knob is of a rotary ear type structure and has more mechanical sense when touched.

8. The beauty device 100 further comprises a pulse key 7, wherein a lamp holder on the main control board 4 provides direct current voltage for the light source 23, the light source 23 is preferably a filament-free light tube, but the filament-free light tube cannot be lightened at the moment, the light reflecting cup 22 is electrically connected with the main control board 4, the light reflecting cup 22 is used as a trigger electrode, the pulse key 7 is arranged on the shell 1, the pulse key 7 is electrically connected with the main control board 4, and when the pulse key 7 is pressed, the filament-free light tube can be excited and controlled to lighten through the main control board 4 and the light reflecting cup 22 so that the light source 23 can generate instant light, the beauty device 100 works, and the light source 23 cannot lighten without pressing the pulse key 7.

9. The cosmetic device 100 is provided with the first refrigerant inlet 221 on the reflective cup 22, the first refrigerant outlet 222 located between the reflective cup 22 and the first transparent body 21 or at the side edge of the reflective cup 22 near the first transparent body 21, so that the refrigerant output by the cooling driving port 312 can flow through the reflective cavity 24 and directly dissipate heat in the reflective cavity 24 from the first refrigerant outlet 222 and the first heat dissipation outlet 12 in time, and the path through which the refrigerant flows is relatively short, thereby rapidly dissipating heat in the reflective cavity 24 and improving the heat dissipation efficiency of the whole machine.

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 (21)

1. A cosmetic device, comprising:

the shell is provided with a containing cavity, and a first heat dissipation outlet is arranged on the shell;

the light emitting assembly is positioned in the accommodating cavity and comprises a first light-transmitting body, a light reflecting cup and a light source, a light reflecting cavity is formed by surrounding the light reflecting cup and the first light-transmitting body, and the light source is at least partially arranged in the light reflecting cavity;

the heat dissipation assembly comprises a cooling driving part, a radiator and a cooling bracket for installing the light emitting assembly;

wherein the shell, the heat dissipation assembly and the light emitting assembly are enclosed to form a heat dissipation channel; the cooling driving part is used for driving a refrigerant to flow in the heat dissipation channel, and is provided with a cooling inlet for inputting the refrigerant and a cooling driving port for outputting the refrigerant; the cooling bracket is provided with an accommodating cavity, and the reflecting cup is positioned in the accommodating cavity;

The heat dissipation channel comprises the light reflection cavity, a first refrigerant inlet, a first refrigerant outlet and a second refrigerant outlet, wherein the first refrigerant inlet, the first refrigerant outlet and the second refrigerant outlet are formed in the light reflection cup; the first refrigerant outlet is positioned between one side edge of the reflecting cup and the first light-transmitting body, or is positioned on one side edge of the reflecting cup, which is close to the first light-transmitting body; the second refrigerant outlet is positioned on the cooling bracket and is communicated with the first refrigerant outlet; the first refrigerant inlet is communicated with the cooling driving port and the reflecting cavity, and the second refrigerant outlet is communicated with the first heat dissipation outlet; the heat dissipation channel is thermally coupled with the heat sink.

2. The cosmetic device of claim 1, wherein the cosmetic device comprises,

the first refrigerant inlet is formed at one end part of the reflecting cup in the length direction, and the first refrigerant inlet and the cooling driving opening are adjacent and are oppositely arranged; and/or the number of the groups of groups,

the first refrigerant inlet is formed on one side edge of the reflecting cup, which is close to the first light-transmitting body, and the cooling bracket is correspondingly provided with a second refrigerant inlet opposite to the first refrigerant inlet.

3. The cosmetic device according to claim 1, wherein the first refrigerant outlet is a slit provided at one side edge of the reflector cup, or a slit provided on the reflector cup, or a hole band provided at the edge of the reflector cup, and a length direction of the slit, or the hole band is identical to a length direction of the reflector cup;

or the first refrigerant outlet is a long and narrow gap between the first light-transmitting body and the light-reflecting cup.

4. The cosmetic device of claim 2, wherein the housing is further provided with a second heat sink outlet; the radiator is provided with a plurality of passages for the refrigerant to flow, the passages are provided with air inlets and air outlets, the air inlets are communicated with the cooling driving openings, the air outlets are communicated with the second heat dissipation outlets and/or the first heat dissipation outlets, and the heat dissipation passages comprise the passages.

5. The cosmetic device of claim 4, wherein the air outlet of the passageway is provided with one extending from the air inlet of the passageway to the air outlet of the passageway, the passageway extending along the length of the reflector cup, the air outlet being disposed opposite the air inlet.

6. The cosmetic device of claim 4, wherein two air outlets of the passageway are provided, namely a first air passing outlet and a second air passing outlet, the air inlet and the first air passing outlet are arranged on two opposite sides of the radiator, and the second air passing outlet is arranged on the other side of the radiator;

the first air passing outlet is communicated with the second heat dissipation outlet and is arranged oppositely, and the second air passing outlet is communicated with the first heat dissipation outlet.

7. The cosmetic device according to claim 6, wherein the housing is provided in a flat shape as a whole, the housing has a first side surface in a thickness direction of the housing, and a second side surface provided adjacent to the first side surface, the first heat radiation outlet is provided on the second side surface, and the second heat radiation outlet is provided on the first side surface.

8. The cosmetic device according to claim 6, wherein the heat radiation passage further includes a third refrigerant outlet formed at an end portion of one end of the reflector cup in a longitudinal direction, the third refrigerant outlet being in communication with the second heat radiation outlet.

9. The cosmetic device of claim 4, wherein the cooling drive port comprises a first refrigerant drive port and a second refrigerant drive port, the first refrigerant drive port and the second refrigerant drive port being disposed side-by-side;

The light reflecting cavity and the first refrigerant driving port are correspondingly arranged, and the passageway and the second refrigerant driving port are oppositely arranged.

10. The cosmetic device of claim 4, wherein the heat sink comprises a heat conducting portion and a heat sink assembly, the heat sink assembly being disposed on one side of the heat conducting portion;

the cooling fin assembly comprises a plurality of cooling fins which are arranged at intervals side by side, the passageway is a gap between every two adjacent cooling fins, and the cooling fin assembly and the cooling driving opening are correspondingly arranged.

11. The cosmetic device of claim 10, wherein the cosmetic device comprises,

the cooling support and the cooling fin assembly are both positioned on the same side of the heat conducting part, an air passing through port communicated with the cooling driving port is formed in the end face, close to one end of the cooling driving port, of the cooling support, the refrigerant output by the cooling driving port can flow to a gap between the cooling support and the heat conducting part through the air passing through port, and the refrigerant output by the cooling driving port sequentially flows to the first refrigerant outlet through the air passing through port, the second refrigerant inlet and the reflecting cavity.

12. The cosmetic device of claim 10, further comprising a main control panel, wherein the light emitting assembly, the cooling drive, the cooling rack, and the heat sink are all located on the same side of the main control panel.

13. The cosmetic device of claim 12, wherein a first through hole is formed in the main control board at a position opposite to the heat sink assembly, and the second refrigerant outlet and the refrigerant outputted from the passage of the heat sink flow to the first heat sink outlet through the first through hole.

14. The cosmetic device of claim 13, wherein the inner wall of the second coolant outlet on the cooling support is a reflective surface, and the second coolant outlet on the cooling support is an arc-shaped hole or an inclined hole.

15. The cosmetic device of claim 12, wherein a first through hole is formed in the main control board at a position opposite to the heat sink assembly, a second through hole is formed in the main control board at a position opposite to the second coolant outlet, and coolant output from the second coolant outlet and coolant output from the passageway of the radiator flow to the first heat sink outlet through the first through hole and/or the second through hole.

16. The cosmetic device of claim 10, wherein the cosmetic device comprises,

a gap is formed between one side of the radiator, which is close to the cooling driving opening, and the cooling driving part, so that the refrigerant output by the cooling driving opening can flow to the passageway and one side of the heat conducting part, which is away from the radiating fin assembly, simultaneously.

17. The cosmetic device of claim 1, further comprising a second light-transmitting body disposed on a side of the first light-transmitting body facing away from the reflector cup, wherein light generated by the light source is transmitted through the first light-transmitting body and the second light-transmitting body in sequence;

the heat sink is thermally coupled to the second optically transmissive body.

18. The cosmetic device of claim 17, wherein the heat sink assembly further comprises a refrigeration member having a cold end and a hot end, the cold end thermally coupled to the second light transmissive body; the hot end is thermally coupled to the heat sink.

19. The cosmetic device of claim 4, wherein the heat dissipating assembly further comprises an air guide bracket disposed between the second heat dissipating outlet and the heat sink, the air guide bracket having an air guide channel in communication with both the second heat dissipating outlet and the passageway, an inlet of the air guide channel being opposite the passageway of the heat sink, an outlet of the air guide channel being opposite the second heat dissipating outlet;

the cross-sectional area of the heat dissipation channel tends to decrease from the inlet of the air guide channel to the outlet of the air guide channel.

20. The cosmetic device of claim 1, wherein the heat sink is provided with a carbon-containing heat conductive layer, and the carbon-containing heat conductive layer is provided on the heat sink by means of adhesion, electroplating or spraying.

21. Cosmetic device according to any one of claims 1 to 20, wherein the housing is provided with a receptacle for receiving a power interface terminal or a power cord, and wherein the housing is provided with a vent hole at a position close to the receptacle; the vent hole is composed of a plurality of through holes, and the through holes are distributed in an arc-shaped array around the jack.

Images