WO2021253682A1

WO2021253682A1 - Hair removal device

Info

Publication number: WO2021253682A1
Application number: PCT/CN2020/118788
Authority: WO
Inventors: 潘玉平; 李祥
Original assignee: 深圳由莱智能电子有限公司
Priority date: 2020-06-19
Filing date: 2020-09-29
Publication date: 2021-12-23

Abstract

Disclosed in the present application is a hair removal device. The hair removal device is provided with a cold compress part, a heat sink assembly that is far from the cold compress part, and a heat conducting plate; the heat conducting plate has a main heat absorbing part and a heat emitting part far from the main heat absorbing part; the main heat absorbing part is in contact with the cold compress part so as to absorb heat from the cold compress part, and the heat emitting part is in contact with the heat sink assembly so as to conduct heat to the heat sink assembly; the heat conducting plate is provided with a first plate piece, a second plate piece that is stacked on the first plate piece, and a heat conducting medium and heat conducting mesh that are sealed between the first plate piece and the second plate piece; the first plate piece, the second plate piece, the heat conducting medium, and the heat conducting mesh are used to transfer the heat absorbed by the heat absorbing part to the heat emitting part. The heat conducting plate is provided with the first plate piece, the second plate piece that is stacked on the first plate piece, and the heat conducting medium and heat conducting mesh that are sealed between the first plate piece and the second plate piece, thus increasing the heat conducting efficiency of the heat conducting plate. The heat emitting part of the heat conducting plate radiates heat by means of the heat sink assembly, so that the temperature of the cold compress part rapidly decreases.

Description

Hair removal device

Technical field

This application relates to the field of electronic equipment, and in particular to a hair removal instrument.

Background technique

The heat conduction efficiency of the current heat-conducting structure in the hair removal device is not high, which results in the inability to effectively reduce the heat of the cold compress part of the hair removal device, which makes it easy for users to cause skin burns during use, that is, the current hair removal device is not safe.

Summary of the invention

The present application provides a hair removal instrument with high thermal conductivity, fast cooling, and excellent safety performance.

The present application provides a hair removal device, wherein the hair removal device is provided with a cold compress part, a heat sink assembly far away from the cold compress part, and a heat conduction plate, and the heat conduction plate has a main heat absorption part and a main heat absorption part. The far away heat output part, the main heat absorption part is in contact with the cold compress part to absorb the heat of the cold compress part, and the heat output part is in contact with the heat sink assembly to conduct heat to the A heat sink assembly, the heat conducting plate is provided with a first plate, a second plate superimposed on the first plate, and a heat conducting medium sealed between the first plate and the second plate And a heat-conducting net, the first plate, the second plate, the heat-conducting medium and the heat-conducting net are used for the heat absorbed from the heat absorption part and conduct the heat to the heat output part.

The hair removal device provided by the present application is provided with a first plate, a second plate superimposed with the first plate, and sealed between the first plate and the second plate through the heat conducting plate The heat-conducting medium and the heat-conducting net increase the heat-conducting efficiency of the heat-conducting plate, the main heat-absorbing part of the heat-conducting plate absorbs the heat of the cold compress part, and the heat-emitting part of the heat-conducting plate is dissipated through the heat sink assembly The heat causes the heat of the cold compress part to decrease rapidly.

Description of the drawings

In order to explain the technical solutions of the embodiments of the present application more clearly, the following will briefly introduce the drawings needed in the embodiments. Obviously, the drawings in the following description are some embodiments of the present application, which are common in the field. As far as technical personnel are concerned, they can also obtain other drawings based on these drawings without creative work.

Figure 1 is an exploded schematic diagram of a hair removal device provided by an embodiment of the present application;

2 is a schematic cross-sectional view of a heat conducting plate of a hair removal device provided by an embodiment of the present application;

Figure 3 is a three-dimensional schematic diagram of a hair removal device provided by an embodiment of the present application;

4 is another three-dimensional schematic diagram of the hair removal device provided by the embodiment of the present application;

Fig. 5 is another exploded schematic diagram of the hair removal device provided by the embodiment of the present application;

Fig. 6 is a schematic cross-sectional view of a hair removal device provided by an embodiment of the present application;

FIG. 7 is another schematic cross-sectional view of the hair removal device provided by the embodiment of the present application;

Fig. 8 is an enlarged schematic diagram of part V of the hair removal device of Fig. 5;

FIG. 9 is another schematic diagram of the hair removal device provided by the embodiment of the present application;

10 is a partial exploded schematic diagram of a hair removal device provided by another embodiment of the present application;

Fig. 11 is a partial assembly diagram of a hair removal device provided by another embodiment of the present application.

detailed description

The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in this application, all other embodiments obtained by a person of ordinary skill in the art without creative work shall fall within the protection scope of this application.

In the description of the embodiments of the present application, it should be understood that the orientation or positional relationship indicated by the term "thickness" is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the application and simplifying the description, and does not imply Or the device or element pointed to by the instruction must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present application.

1 and 2, the present application provides a hair removal device 100, the hair removal device 100 is provided with a cold compress part 10, a heat sink assembly 20 far away from the cold compress part 10, and a heat conducting plate 30, the heat conducting plate 30 has The main heat absorption part 31 and the heat output part 32 away from the main heat absorption part 31. The main heat absorption part 31 is in contact with the cold compress part 10 to absorb the heat of the cold compress part 10. The heat output portion 32 is in contact with the heat sink assembly 20 to conduct heat to the heat sink assembly 20. The heat conducting plate 30 is provided with a first plate 33, a second plate 34 superimposed with the first plate 33, and a seal between the first plate 33 and the second plate 34 The heat-conducting medium 35 and the heat-conducting net 36, the first plate 33, the second plate 34, the heat-conducting medium 35 and the heat-conducting net 36 are used for the heat absorbed from the heat absorption part and conduct the heat to the heat output部32. The heat conducting net 36 is attached to the first plate 33 and the second plate 34 so that the heat conducting plate 30 conducts heat evenly.

The heat conducting plate 30 is provided with a first plate 33, a second plate 34 superimposed on the first plate 33, and sealed between the first plate 33 and the second plate 34 The heat-conducting medium 35 and the heat-conducting net 36 increase the heat-conducting efficiency of the heat-conducting plate 30, the main heat-absorbing part 31 of the heat-conducting plate 30 absorbs the heat of the cold compress part 10, and the heat-emitting part 32 of the heat-conducting plate 30 passes through The heat sink assembly 20 radiates heat, so that the heat of the cold compress part 10 is rapidly reduced.

It is understandable that the hair removal device 100 uses the cold compress part 10 to contact the user's skin, and the cold compress part 10 emits light, and the light penetrates the skin to irradiate the hair follicles for hair removal. The cold compress 10 can quickly cool down to reduce the burning sensation caused by light and ensure comfort.

Please refer to FIG. 1, FIG. 2 and FIG. 3. In this embodiment, the hair removal device 100 is provided with a housing 40, and the housing 40 has a holding end 41 and a head end 42 opposite to the holding end 41. The cold compress part 10 is disposed at the head end 42. The cold compress 10 is used to contact the user's skin and emit light. The cold compressing part 10 has a cold compressing surface 11, and the cold compressing surface 11 is parallel to the outer surface of the head end 42. The cold compress part 10 also has a heat conducting surface 12 located in the shell 40. The heat conducting surface 12 is attached to the main heat absorbing part 31. The heat of the cold compress part 10 is conducted from the heat conducting surface 12 to the main heat absorption part 31, so that the cold compress part 10 achieves a cooling effect. The holding end 41 is used for the user to hold. The holding end 41 is provided with control components such as buttons, display screens, indicator lights, etc., so that the user can manipulate while holding the holding end 41. The heat sink assembly 20 and the heat output portion 32 are located in the housing 40 away from the head end 42 to prevent the heat conducted by the heat output portion 32 and the heat sink assembly 20 from flowing back to the head端42. The housing 40 also has a tail end opposite to the head end 42, and the holding end 41 is located between the head end 42 and the tail end to facilitate holding the epilator 100.

Optionally, the cold application surface 11 is a flat surface, and the heat conducting surface 12 is a flat surface.

Optionally, the cold compress surface 11 is an end surface of the cold compress part 10. The heat conducting surface 12 is a side surface of the cold compress part 10.

The first plate 33 and the second plate 34 are both flat plates. The thermally conductive net 36 is laminated between the first plate 33 and the second plate 34. The heat conducting net 36 is in full contact with the heat conducting medium 35, so that the contact area of the heat conducting medium 35 contacting the first plate 33, the second plate 34 and the heat conducting net 36 increases, and the heat conducting medium 35 can The heat absorbed by the main heat absorption part 31 from the cold compress part 10 is quickly absorbed, and the heat is quickly transferred to the heat output part 32.

Optionally, the cold compress portion 10 and the heat sink assembly 20 are in contact with two opposite surfaces of the heat conducting plate 30 respectively. For example, the first plate 33 is attached to the cold compress part 10 at the main heat absorption part 31. The second plate 34 is attached to the heat sink assembly 20 at the heat outlet 32, so that the heat sink assembly 20 is used to absorb heat and then dissipate it, so that the heat of the cold compress surface 11 can be effectively reduced .

The heat sink assembly 20 includes a plurality of heat sinks 21 arranged equidistantly. The end of each heat sink 21 contacts the heat outlet 32 so that the heat of the heat outlet 32 can be quickly transferred to the heat sink 21. The distance between the radiating fins 21 is used for the external cooling medium to pass through, so that the heat absorbed by the radiating fins 21 can be absorbed and taken away by the external cooling medium, so as to realize effective heat dissipation of the heat output portion 32.

4 and 5, as an embodiment, the housing 40 includes an upper shell 43 and a lower shell 44. The upper shell 43 and the lower shell 44 can be assembled by screwing or clamping, or can be integrally processed. Optionally, the upper shell 43 and the lower shell 44 are assembled by a snap-fitting manner to facilitate the disassembly, assembly and maintenance of the upper shell 43 and the lower shell 44.

In this embodiment, the housing 40 is provided with an accommodation space, and the heat conducting plate 30 and the heat sink assembly 20 are both fixed in the accommodation space. The hair removal device 100 is also provided with a hair removal device, a circuit device and a power supply device housed in the containing space. The hair removal device, the circuit device and the power supply device are all electrically connected in sequence. The power supply device can provide power to the hair removal device so that it can be used without plugging in an external circuit. It can also directly use an external power supply, such as a dry capacitor, Or an energy storage capacitor, which is convenient for storage and carrying, and can be used outside. The circuit device can be connected to an external circuit to charge the power supply device, and can control the start and stop of the hair removal device 100, power regulation, and heat protection.

It is understandable that the heat inside the body of the current traditional hair removal device is large, which is likely to cause short-circuit, burnout, explosion and other hazards to the internal components of the hair removal device. The heat conducting plate 30 of the present application can effectively cool down the cold compress part 10, The cold compress part 10 can be effectively applied to the user’s skin with high comfort and will not cause skin damage. It can also cool down the components in the internal accommodation space of the hair removal device 100, so that the whole body of the hair removal device 100 can be cooled down. , To prevent the internal temperature of the epilator 100 from being too high and causing harm. Specifically, the hair removal device, circuit device, and power supply device of the hair removal device 100 of the present application all generate heat when working. The heat-conducting plate 30 can be in contact with at least part of the heating devices in the hair removal device, the circuit device, and the power supply device to absorb the heat of the heat-generating devices in the hair removal device, the circuit device, and the power supply device. The heating devices in the hair removal device, circuit device, and power supply device conduct heat away to realize rapid cooling of the internal components of the hair removal device 100, avoid excessive heat in the accommodating space of the hair removal device 100, and prevent the hair removal device, circuit device, and power supply device Dangerous situations such as short-circuit, burnout, and explosion of various devices.

Circuit devices often have part of their control elements arranged on the surface of the housing. For example, control buttons, power switches and other devices are arranged on the surface of the grip. The user can control the entire epilator 100 by manipulating the power switch to adjust The start-stop and control gears of the epilator 100.

The hair removal device is arranged in the receiving space and close to the head end 42 and can be fixedly clamped in the receiving space of the housing 40. The circuit device and the power supply device are both arranged inside the housing, and optionally inside the holding part. In this embodiment, they are arranged on the back side of the depilation device, that is, the side of the depilation device away from the human skin. Through this design The contact range of the external cooling medium allowed to be contacted in the accommodating space is expanded to achieve the overall cooling effect of the inside of the housing. Further, referring to FIG. 5, the hair removal device 100 is further provided with a plurality of heating devices 50, the heat conducting plate 30 also has a plurality of secondary heat absorption parts 37, and the secondary heat absorption parts 37 are connected to at least part of the heat absorption parts respectively. The heating device 50 contacts to absorb the heat of the heating device 50.

In this embodiment, a plurality of heating devices 50 are provided in the hair removal device, the circuit device, and the element in the power supply device. A plurality of heating devices 50 may be arranged in a plurality of positions in the accommodating space. The secondary heat absorption portion 37 extends from one side of the heat output portion 32. The secondary heat absorption portion 37 and the main heat absorption portion 31 are respectively located on both sides of the heat output portion 32, that is, the heating device 50 is far away from the cold compressing portion 10, so as to prevent the heat of the heating device 50 from being transferred to the The cold compress part 10 ensures the cooling effect of the cold compress part 10. The heating element 50 and the cold compressing part 10 are in contact with the same surface of the heat conducting plate 30. For example, the heating device 50 and the cold compressing portion 10 are both in contact with the surface of the first plate 33, and the heat sink assembly 20 is in contact with the surface of the second plate 34. It is understandable that the first plate 33 can effectively absorb the heat of the cold compress part 10 and the heat generating device 50 from the main heat absorbing part 31 and the secondary heat absorbing part 37, and pass the heat transfer medium 35 and the heat conducting net. 36 is conducted to the second plate 34, and the second plate 34 conducts the heat to the heat sink assembly 20, or directly radiates from the heat output portion 32, so that the cold compress portion 10 and the heating device The heat of 50 is effectively reduced.

In this embodiment, the heat conducting plate 30 covers the cold compress part 10, the heating device 50 and the heat sink assembly 20, so that the heat conducting medium 35 can quickly absorb the heat of the cold compress part 10 and the heating device 50, and quickly conduct the heat to Heat sink assembly 20. The heat-conducting net 36 has a larger arrangement area on the first plate 33 and the second plate 34, which effectively increases the heat conduction efficiency of the heat-conducting plate 30.

Optionally, the first plate 33 and the second plate 34 are both copper plates. The thermal conductive mesh 36 is a copper mesh with a capillary structure, so that the contact area between the thermal conductive medium 35 and the first plate 33 and the second plate 34 is enlarged and more even, and the thermal conductivity of the thermal conductive plate 30 is improved.

Optionally, a vacuum sealed cavity is provided between the first plate 33 and the second plate 34, and the heat conducting medium 35 and the heat conducting net 36 are contained in the sealed cavity.

Optionally, the heat transfer medium 35 is a cooling liquid, preferably water.

Optionally, the edge of the first plate 33 and the edge of the second plate 34 are sealed and pressed together, so that the heat-conducting plate 30 is structurally stable and prevents heat from entering the heat-conducting plate 30.

Further, referring to FIGS. 5, 6 and 7, the hair removal device 100 is provided with a cooling channel 60 (shown by the dashed line in FIG. 5), and an external cooling medium is introduced into the cooling channel 60, and the heat output part 32. The secondary heat absorption portion 37, the heating device 50 and the heat sink assembly 20 are all located in the cooling channel 60.

In this embodiment, the housing 40 is provided with a cooling inlet 45, a first cooling outlet 46, a second cooling outlet 47, and a third cooling outlet 49. The cooling channel 60 is formed between the cooling inlet 45 and the first cooling outlet. Between the cooling outlets 46, and between the cooling inlet 45 and the second cooling outlet 47, and between the cooling inlet 45 and the third cooling outlet 49. The cooling inlet 45 and the first cooling outlet 46 are arranged on the holding portion 41, and the first cooling outlet 46 is arranged on the peripheral side of the housing 40 so that the first cooling outlet 46 can be close to the inside of the epilator 100 The middle position is convenient for discharging the heat in the middle position inside the epilator 100. The housing 40 is used to provide a first cooling outlet 46, a second cooling outlet 47, and a third cooling outlet 49, so that the cooling passage 60 has three parts, and the first part of the cooling passage 60 is formed at the cooling inlet 45 and the first cooling outlet 46, to directly dissipate most of the heat of the cold compress part 10; the second part of the cooling channel is formed at the cooling inlet 45 and the third cooling outlet 49 to contact the cold compress part 10 and the heat conducting plate 30 to facilitate the heat of the cold compress part 10 The third part of the cooling channel 60 is formed at the cooling inlet 45 and the second cooling outlet 47 to dissipate the heat of the heating device 50 through the second cooling outlet 47. The cooling inlet 45, the first cooling outlet 46 and the third cooling outlet 49 are all provided in the holding portion 41. The first cooling outlet 46 is provided on the peripheral side of the holding portion 41, the cooling inlet 45 and the third cooling outlet 49 are provided on the same side of the holding portion 41, and the third cooling outlet 49 is adjacent to the cooling inlet 45 This design is to make the heat of the cold compress part 10 separate at the same time and quickly suck and dissipate the cooling medium, so as to improve the cooling efficiency of the cold compress part 10. The second cooling outlet 47 is arranged at the tail end 48 of the housing 40, that is, at the end of the housing 40 away from the head end 42. The reason why the second cooling outlet 47 is arranged farther from the cooling inlet 45 is to Lengthen the distance through which the cooling medium flows to make the cooling range wider.

In this embodiment, the hair removal device 100 is provided with a cooling channel 60 into which an external cooling medium is introduced, the heat output portion 32, the secondary heat absorption portion 37, the heating device 50, and the heat sink assembly 20 All of them are located in the cooling channel 60, and all of them can be effectively absorbed by the cooling medium to reduce the temperature, so as to reduce the overall temperature in the accommodating space inside the epilator 100. The cold compressing part 10 is completely isolated from the cooling channel 60, so that the cooling of the cold compressing part 10 and the cooling of the heat conducting plate 30, the heat sink assembly 20 and the heating element 50 are independent of each other.

In this embodiment, the heat output portion 32 of the heat conducting plate 30 and the heat sink assembly 20 are adjacent to the cooling inlet 45. The heating device 50 is adjacent to the first cooling outlet 46 and the second cooling outlet 47. The cooling channel 60 introduces an external cooling medium from the cooling inlet 45, so that the external cooling medium preferentially contacts the heat sink assembly 20 and the heat outlet 32 of the heat conducting plate 30, so that the heat outlet 32 of the heat conducting plate 30 and the heat outlet 32 The heat sink assembly 20 preferentially absorbs heat by the cooling medium to achieve rapid cooling. After the cooling medium passes through the heat sink assembly 20 and the heat output portion 32 of the heat conducting plate 30, it continues to flow to the plurality of heating devices 50, so that the heat of the heating devices 50 is absorbed by the cooling medium and carried by the cooling medium And finally flow out from the first cooling outlet 46 and the second cooling outlet 47 to realize effective heat dissipation as a whole.

Optionally, the heat sink assembly 20 and the cooling inlet 45 are in sealed butt joint, so that the heat sink assembly 20 effectively receives the external cooling medium that enters from the cooling inlet 45, and reduces the impact of the heat sink assembly 20 on the outside. The flow resistance of the cooling medium ensures the heat dissipation efficiency. The heat output portion 32 of the heat conducting plate 30 is in contact with the side of the heat sink assembly 20 away from the cooling inlet 45.

Optionally, the heat conducting plate 30 is provided with a through groove 38, and the through groove 38 forms a part of the cooling channel 60. The heat output portion 32 is arranged on the circumferential side of the through groove 38. After the external cooling medium passes through the heat sink assembly 20, it flows through the through groove 38, so that the heat outlet portion 32 is in contact with the external cooling medium. Of course, part of the cooling medium flows through the main heat absorption portion 31 and the secondary heat absorption portion 37 of the heat conducting plate 30 after passing through the heat sink assembly 20, so that the main heat absorption portion 31 and the secondary heat absorption portion 37 are effectively cooled.

Referring to FIGS. 5 and 8, in this embodiment, the hair removal device is provided with a lamp tube 71, a reflecting plate 72 and a lamp tube holder 73. The lamp tube 71, the reflecting plate 72 and the lamp tube holder 73 are all located in the cooling channel 60. The lamp tube 71, the reflector 72, and the lamp tube holder 73 are all fixed in the receiving space adjacent to the head end, so as to reduce the light path of the lamp tube 71 and prevent the emitted light from being transferred to more heat. The device reduces the heat concentration in the containing space. The lamp tube 71, the reflecting plate 72 and the lamp tube holder 73 are adjacent to the first cooling outlet 46, so that the cooling medium can absorb the heat of the lamp tube 71, the reflecting plate 72 and the lamp tube holder 73 immediately. The heat is discharged from the first cooling outlet 46, effectively reducing the heat of the lamp tube 71, the reflecting plate 72 and the lamp tube holder 73. The lamp tube 71 is directly opposite to the cold compressing part 10, and the light emitted by the lamp tube 71 is emitted through the cold compressing part 10. The reflecting plate 72 is located on the side of the lamp tube 71 away from the cold compress part 10. The reflecting plate 72 condenses and reflects the light of the lamp tube 71 to increase the light concentration of the cold compress part 10. The two ends of the reflector plate 72 have openings, so that the cooling medium flows from one open end of the reflector plate 72 to the other open end, and the external cooling medium contacts the peripheral side of the lamp tube 71 to form convection, which effectively cools the lamp tube 71. The lamp tube holder 73 fixes the two ends of the lamp tube 71. It can be understood that both the reflecting plate 72 and the lamp socket 73 can form a heating device 50. That is, the secondary heat absorption portion 37 of the heat conducting plate 30 can contact the reflecting plate 72 and the lamp socket 73, so that the heat conducting plate 30 can effectively absorb heat to the reflecting plate 72 and the lamp socket 73 , Reduce the heat of the reflector 72 and the lamp socket 73, thereby reducing the heat of the hair removal device as a whole, and further reducing the heat of the cold compress part 10.

Further, please continue to refer to FIGS. 5, 8 and 9, the epilator 100 is provided with a cooling drive part 80 in the cooling channel 60, and the cooling drive part 80 is used to drive the cooling channel 60 in the cooling channel 60. The external cooling medium flows.

In this embodiment, the cooling driving part 80 is fixed in the receiving space and located at a place away from the cold compress part 10 of the hair removal device. The cooling driving part 80 drives the external cooling medium in the cooling channel 60 to flow through the power device, so that the external cooling medium can effectively take away the heat in the epilator 100. The cooling driving part 80 is provided with a driving inlet 81 and a driving outlet 82. The driving inlet 81 is directly opposite to the through slot 38, so that the external cooling medium can quickly flow through the heat sink assembly 20 and the heat outlet 32 of the heat conducting plate 30, and the heat outlet of the heat conducting plate 30 32 Effectively cool down. The driving outlet 82 faces the hair removal device, so that the external cooling medium can be guided to the lamp tube 71, the reflecting plate 72 and the lamp tube holder 73 intensively, and the flow rate of the cooling medium around the hair removal device is increased.

Optionally, the cooling driving part 80 is a fan. The external cooling medium is air. For example, the cooling driving part 80 is a centrifugal fan, an axial fan, a mixed flow fan, and a cross flow fan. Preferably, the cooling driving part 80 is a centrifugal fan, so that the external air enters the impeller of the fan axially and flows mainly in the radial direction.

Specifically, the cooling driving part 80 includes a casing 83 and a fan blade fixed in the casing 83. The driving inlet 81 and the driving outlet 82 are opened in the housing 83. The bottom of the casing 83 is fixed on the inner side of the lower casing 44. The driving inlet 81 is opened on the top of the housing 83. The driving outlet 82 is opened on the peripheral side of the housing 83. The heat conducting plate 30 is fixed on the top of the housing 83. The casing 83 effectively supports the heat conducting plate 30 so that the heat outlet 32 of the heat conducting plate 30 is effectively stabilized. The hair removal device 100 is also provided with a heat conducting plate support 39 fixed in the housing 40 and firmly spliced with the housing 83. The heat-conducting plate bracket 39 effectively supports the main heat absorption portion 31 of the heat-conducting plate 30, and the heat-conducting plate bracket 39 isolates the cooling medium of the driving outlet 82 from the heat-conducting plate 30, so as to avoid the driving outlet The cooling medium of 82 flows back to the heat-conducting plate 30 to ensure that the heat-conducting plate 30 effectively cools the cold compress part 10.

More specifically, the top of the housing 83 is provided with a fixing groove 84, the heat conducting plate 30 passes through the fixing groove 84, and the heat sink assembly 20 is fixed in the fixing groove 84. The driving inlet 81 is arranged at the bottom of the fixing groove 84. The radiating fin assembly 20 and the circumferential side of the fixing groove 84 are hermetically matched to reduce the wind resistance between the radiating fin assembly 20 and the driving inlet 81.

Optionally, the heat sink 21 in the heat sink assembly 20 may be a cast iron heat sink, a steel heat sink, or an aluminum alloy heat sink. It can be understood that the heat sink 21 dissipates heat in the form of convection, so the larger the coverage area, the better the heat dissipation effect. The plurality of radiating fins 21 completely cover the driving inlet 81.

Optionally, the heat sink 21 and the heat conducting plate 30 in the heat sink assembly 20 are an integral structure, and the heat sink assembly 20 and the heat conducting plate 30 are connected together. Under the action of metal heat transfer, the cooling drive part 80 moves to the hair removal apparatus 100 internally absorbs the external cooling medium, so that the heat on the heat output part 32 will be quickly discharged with the external cooling medium, so as to quickly cool down.

More specifically, the hair removal device 100 further includes a circuit board 91 fixed on the inner side of the lower casing 44, a processor 92 fixed on the circuit board 91, and a capacitor 94 fixed on the inner side of the lower casing 44. The housing 83 of the cooling driving part 80 is fixed on the circuit board 91, and the cooling driving part 80 is electrically connected to the circuit board 91 to obtain driving electric signals from the circuit board 91. The processor 92 processes the electrical signals of the hair removal device to control the operation of the hair removal device. The capacitor 94 provides electric power to the hair removal device, the cooling drive unit 80, the circuit board 91, and the processor 92. The circuit board 91, the processor 92, the capacitor 94 and the cooling driving part 80 may all form the heating device 50. Preferably, the secondary heat absorption portion 37 of the heat conducting plate 30 is in contact with the processor 92, and the secondary heat absorption portion 37 absorbs heat to the processor 92, so that the heat of the processor 92 is effectively reduced . The circuit board 91, the processor 92, and the capacitor 94 are all located on the path of the external cooling medium from the driving outlet 82 to the second cooling outlet 47.

Furthermore, the cold compress part 10 is provided with a cold compress 19 and a refrigerating element 18 for cooling the cold compress 19, the cold compress 19 is used to fit the user's skin and perform cold compresses, and the refrigerating element 18 is provided with a fitting The cooling surface 181 of the cold compress 19 and the heat conducting surface 12 opposite to the cooling surface 181, and the main heat absorption portion 31 is attached to the heat conducting surface 12 to absorb heat from the heat conducting surface 12.

In this embodiment, both the lamp tube 71 and the refrigerating element 18 are electrically connected to the circuit board 91, and the cold compressing element 19 is clamped on the heat conducting plate support 39, so that the refrigerating element 18 is stable on the cold compressing element 19 and Between the heat-conducting plate supports 39 to facilitate the contact between the main heat absorption portion 31 and the refrigerating element 18. The refrigerating element 18 is closely attached to the cold compressing element 19 to cool the cold compressing element 19. A filter is also provided between the cold compressing element 19 and the lamp tube 71 to prevent the heat of the lamp tube 71 from being transmitted to the cold compressing element 19, and the reflecting plate 72 is arranged on the side of the lamp tube 71 away from the cold compress 19 so that the light emitted by the lamp 71 is concentrated on the cold compress 19.

Preferably, the cold compress 19 is made of crystal material, specifically sapphire, K9 glass, crystal glass, and any material that only needs to meet the requirements of light-transmitting crystals, optionally sapphire material.

It can be understood that since the cold compress 19 is made of sapphire, the cold compress 19 can also be used as a light outlet. When the lamp tube 71 emits light, the sapphire has strong thermal conductivity, so that the refrigeration member 18 and the cold compress 19 can be efficiently Produce heat exchange, so as to achieve the best cooling effect. Optionally, the cold compress 19 can be a circular plate or a rectangular plate, which is not limited here. The side of the cold compress 19 away from the lamp tube 71 is in contact with the human body, and the contact surface may be a curved surface or a flat surface, preferably a flat surface.

In this embodiment, the lamp tube 71 may be an IPL lamp tube, which is located on the side of the cold compress 19 away from the human body, and the light emitted by the lamp 71 is emitted to the skin of the user through the cold compress 19. The color of the light emitted by the lamp tube 71 is not limited, and can be colored light, composite light, etc., and the specific wavelength and frequency are determined according to the usage.

In this embodiment, the hair removal device 100 is provided with a skin detection part, and the skin detection part can be integrated in the cold compress 19. The skin detection part uses the capacitive touch detection principle to electrically connect the circuit board 91. When the cold compress 19 touches the skin, the internal preset capacitance detection device also detects whether the hair removal device 100 actually touches the skin, reducing user misuse Security issues caused by.

In this embodiment, the shape of the reflection plate 72 is not limited, and only the light of the lamp tube 71 is concentrated in the direction of the cold compress 19. Optionally, the reflection plate 72 is U-shaped, and the opening of the reflection plate 72 Set toward the cold compress 19. The lamp tube 71 is located at the center of the U-shaped opening of the reflector plate 72. In addition to concentrating light, it can also prevent the lamp tube 71 from radiating heat to other places during operation.

In this embodiment, the refrigerating element 18 is optionally a refrigerating element of a semiconductor refrigeration method. The refrigerating element 18 includes a heat conducting surface 12 and a refrigerating surface 181 disposed oppositely. The refrigerating surface 181 is closely attached to the cold compressing element 19 to The cold compress 19 is cooled;

It can be understood that due to the special principle of the light hair removal technology adopted by the hair removal device 100, a large amount of heat is generated when the light is emitted. At the same time, when the cold compress 19 touches the skin, in order to prevent the light from causing the user to produce burning pain, A cooling structure needs to be provided inside the body of the epilator 100. No matter how the temperature is lowered, heat will be generated under the heat exchange. The heat conducting surface 12 of the refrigerating member 18 is close to the main heat absorbing part 31 of the heat conducting plate 30 , Make the cold compress 19 quickly cool down; in addition to the heat generated by the refrigerating element 18, a plurality of heating devices 50 are also arranged in the containing space, and the external cooling medium in the cooling channel 60 can effectively cool the plurality of heating devices 50.

It can be understood that the external cooling medium is sucked in from the cooling inlet 45, enters the driving inlet 81 and passes through the driving outlet 82, passes through the lamp tube 71 along the way, so that the heat of the lamp tube 71 decreases, and then passes through the circuit board 91 and the processor 92 inside the housing 40 The capacitor 94 and the capacitor 94 are finally discharged from the first cooling outlet 46 and the second cooling outlet 47, thereby forming a path of the cooling channel 60 so that the cooling channel 60 cools the area where the external cooling medium passes along the way.

It can be understood that the heat-conducting plate 30 and the heat sink assembly 20 are combined into one body, the outer surface of the heat-conducting plate 30 and the inner wall of the housing 40 form a space, and the cooling inlet 45 is attached to form another cooling channel 60, so that heat conduction The temperature of the plate 30 and the refrigerating member 18 is effectively reduced.

Based on the above-mentioned setting of the cooling channel 60 in the hair removal device 100, in some embodiments, the heat dissipation method of the hair removal device 100 may not be fan-cooled, or other external cooling media, such as water, coolant, etc., may be used. The external medium can take away the heat of the two channels.

The 10 pieces of cold compress part that are in contact with the skin and the exposed end face of the skin detection part are located on the same side, so that when the skin is irradiated and hair removed, the cold compress part 19 is in contact with the irradiated area of the skin, and cold compresses the irradiated skin to cool down. In order to reduce the burning sensation of the irradiated skin, and the cold compress 19 can be close to zero temperature, it can truly make the skin near the light exit infinitely close to the freezing point, which can reduce the burning sensation of the skin, and short-term contact will not cause the skin damage.

In some embodiments, more than the two cooling channels 60 described in this embodiment are provided. In addition to the refrigerating element 18 and the lamp tube 71, multiple cooling channels 60 can also be provided, and the multiple cooling channels 60 are used respectively. The temperature of the plurality of heating devices 50 is lowered.

In some embodiments, a hair removal device 100 is provided with a luminous body and uses the structural features described in all the above embodiments.

In another embodiment, please refer to FIG. 10 and FIG. 11, which are substantially the same as the embodiment shown in FIG. 5, except that the heat conducting plate 30 is in a "T" shape. The wider end of the heat-conducting plate 30 completely covers the cold compressing part 10 so that the heat-absorbing efficiency of the heat-conducting plate 30 to the cold compressing part 10 is improved, and the narrower end of the heat-conducting plate 30 partially contacts the heat sink assembly 20. That is, the main heat absorption portion 31 is arranged at the wider end of the heat conducting plate 30. The heat sink assembly 20 is provided with a bonding plate 22 (see FIG. 10) for bonding a plurality of heat sinks 21, and the bonding plate 22 is also bonded to the narrower end of the heat conducting plate 30, so that the heat conducting plate 30 is narrower. The heat conduction efficiency between one end of the heat sink and the heat sink assembly 20 is improved. That is, the heat output portion 32 is arranged at the narrower end of the heat conducting plate 30. The portion of the heat sink 21 that is not covered by the heat conducting plate 30 is used to guide the passage of the cooling medium, so that the heat sink assembly 20 and the heat conducting plate 30 are cooled. Of course, in other embodiments, the heat conducting plate 30 can also be arranged in any other shape.

Those skilled in the art should also understand that if all or part of the components of the hair removal device 100 of the present application are combined by means of fusion, physical connection, etc., for example, the positions of the components in the hair removal device are moved; or they can be integrated; or Disassembly design; as well as the replacement of the number of features and the change of the feature shape without functional use. Any combined component can form a device/device with a specific function. The replacement of the corresponding component of the present invention with such a device/device also falls on this subject. Within the scope of protection of the invention.

Compared with the prior art, the hair removal device 100 of the present application has the following advantages:

1. The hair removal device uses a thermal conductive plate 30 with a composite structure. The thermal conductive plate 30 uses a first plate 33, a second plate 34 superimposed on the first plate 33, and a seal on the first plate 33. The heat-conducting medium 35 and the heat-conducting net 36 between the second plate 34 and the second plate 34 increase the heat-conducting efficiency of the heat-conducting plate 30. The main heat-absorbing part 31 of the heat-conducting plate 30 absorbs the heat of the cold compress part 10, so The heat output portion 32 of the heat conducting plate 30 radiates heat through the heat sink assembly 20, so that the heat of the cold compress portion 10 is rapidly reduced. The heat conduction plate 30 is made of copper material, which increases the heat conduction efficiency of the heat conduction plate 30, so that the main heat absorption part 31 can effectively and quickly absorb heat, and the heat output part 32 can effectively and quickly dissipate heat.

2. The hair removal device is a household portable hair removal device 100, which is relatively small for the convenience of the user's handheld use. Therefore, in the case of a large amount of heat accumulation, if the heat dissipation and cooling cannot be performed in time, it will bring strong pain and redness to the user This phenomenon has even caused safety problems; in the past, the portable hair removal device 100 only provided a single inlet and outlet to form a channel for heat dissipation. However, the portable hair removal device 100 has more than one heat-generating components. For example, multiple heat-generating components rely on one inlet and A single channel at the outlet will dissipate heat, the heat generated by the heat generating elements will affect each other, reducing the heat dissipation effect, and the working environment of the heat generating elements in the channel will be affected; for example, the refrigeration element 18 and the lamp tube 71 that both generate heat Placed in the same cooling channel 60, when the external cooling medium passes through one of the cooling element 18 and the lamp tube 71, it will conduct its heat to the other element. Therefore, the portable hair removal device 100 is provided with multiple cooling channels 60 in this application. , Different heat generating elements can be arranged in different cooling channels 60. The cooling channel 60 can have one inlet corresponding to multiple outlets, or multiple inlets corresponding to multiple outlets. Therefore, under the action of the heat-conducting component, the external cooling The medium can dissipate heat and reduce the temperature of multiple heat generating elements inside the portable hair removal device 100 without interfering with each other.

3. Two isolated cooling channels 60 are provided to cool the refrigerating element 18 and the lamp tube 71 separately; unlike the previous method that only uses a sealed cavity to protect the refrigerating element 18 and ventilate it separately, the circuit will also generate heat The device, power supply device, and other heating devices 50 such as the lamp tube 71 are not considered, especially when used for a long time, the heat of the lamp tube 71 will be very high, so that the cooling effect is not complete.

In this embodiment, this method can not only protect the airflow of the refrigerating element 18, but also conduct heat conduction on the refrigerating element 18 in at least two channels and using the composite heat conducting plate 30, due to the complete isolation and the heat conduction provided by the heat conducting plate 30. Under the action, the external cooling can only be discharged from the respective outlets after the heat exchange is completed. It can not only cool the refrigeration element 18, but also other heating devices 50 inside the hair removal device 100, such as the circuit board 91, the capacitor 94, and the processing unit. And the lamp tube 71 can cool down, further improve the cooling effect of the cold compress 19, and reduce the cooling heat as much as possible to the cooling temperature that temporarily paralyzes the skin, thereby reducing the strong pain and redness of the skin caused by hair removal.

4. The external cooling medium that can be used by the technical means of this application can not only introduce air into the fan, but also other cooling mediums, such as using a water pump, pumping water or cooling liquid, etc.

5. Between the driving inlet 81 of the driving cooling part and the cooling inlet 45 on the housing 40, the heat output part 32 of the heat conducting plate 30 and the heat sink assembly 20 are arranged, and one end of the heat conducting plate 30 extends to the refrigerating part 18 , So that while driving the cooling part to introduce the external cooling medium, the heat conducting element and the refrigerating element 18 can be cooled at the same time.

6. There are three cooling outlets on the shell 40, one cooling outlet is arranged on the same side of the shell 40 and adjacent to the cooling inlet 45, so that the cooling medium can enter and discharge quickly, improve the heat dissipation efficiency of the heat conducting plate 30, and one cooling The outlet is arranged in the lateral direction of the housing 40, that is, one side of the cold compress part 10, which can quickly dissipate most of the heat of the cold compress part 10 and reduce the heat of the cold compress part 10. The tail of one end of the cooling medium lengthens the flow path of the cooling medium in the hair removal device 100 and then is discharged, which removes the heat of the heater 50 flowing through, and reduces the heat of the heater 50.

7. The cold compress 19 is exposed from the head 42 of the housing 40 and actually contacts the human skin, so that the user can feel the effect of the cold compress of the cold compress 19 while using the hair removal device 100 to remove hair, thereby reducing the user's exposure to light hair removal device 100 technology Strong pain caused by the heat.

8. The cold compress 19 is made of crystal material, which can be made of sapphire. Sapphire has strong thermal conductivity, which can reduce the heat of the light emitted by the emitter of the hair removal device 100 while maintaining the transmittance of the light.

9. The cooling element 18 can be a semiconductor cooling chip, which can effectively improve the cooling effect of the epilator 100.

10. The hair removal device 100 is equipped with a skin detection part. When the cold compress part 10 is in contact with the skin, the skin detection part will detect whether the machine actually touches the skin. The working efficiency of the epilator 100.

The above are the implementation modes of the embodiments of the present application. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the embodiments of the present application, a number of improvements and modifications can be made, and these improvements and modifications are also Treated as the scope of protection of this application.

Claims

A hair removal device, characterized in that the hair removal device is provided with a cold compress part, a heat sink assembly far from the cold compress part, and a heat conducting plate, and the heat conducting plate has a main heat absorption part and a heat absorption part away from the main heat absorption part. The heat output part, the main heat absorption part is in contact with the cold compress part to absorb heat from the cold compress part, and the heat output part is in contact with the heat sink assembly to conduct heat to the heat sink Assembly, the heat conducting plate is provided with a first plate, a second plate superimposed with the first plate, and a heat conducting medium and a heat conducting medium sealed between the first plate and the second plate The first plate, the second plate, the heat-conducting medium and the heat-conducting net are used for the heat absorbed from the heat absorption part and conduct the heat to the heat output part.
The hair removal device according to claim 1, wherein the hair removal device is further provided with a plurality of heating devices, the heat conducting plate further has a plurality of secondary heat absorption parts, and the secondary heat absorption parts are connected with at least part of the heat absorption parts respectively. The heating device contacts to absorb the heat of the heating device.
The hair removal device according to claim 2, wherein the heating element and the cold compress part are in contact with the same surface of the heat conducting plate.
The hair removal device according to claim 2, wherein the main heat absorption part and the secondary heat absorption part are respectively located on both sides of the heat output part.
The hair removal device according to claim 2, wherein the heat conducting plate covers the cold compress part, the heating device and the heat sink assembly.
The hair removal device according to claim 2, wherein the hair removal device is provided with a cooling channel, an external cooling medium is introduced into the cooling channel, the heat output part, the secondary heat absorption part, the heating device and the heat dissipation device The fin components are all located in the cooling channel.
The hair removal device according to claim 6, wherein the cold compress part is isolated from the cooling channel.
The hair removal device according to claim 6, wherein the hair removal device is provided with a housing, the housing is provided with at least one cooling inlet and at least one cooling outlet, and the cooling channel is formed in the cooling inlet and the cooling inlet and the cooling outlet. Between cooling outlets.
8. The hair removal apparatus according to claim 8, wherein a plurality of the heating devices are adjacent to the cooling outlet, and the heat output portion of the heat conducting plate and the heat sink assembly are adjacent to the cooling inlet.
The hair removal device according to claim 8, wherein the hair removal device is provided with a lamp tube directly opposite to the cold compress part and in a cooling channel, the lamp tube emits light through the cold compress part, and the lamp tube Adjacent to the cooling outlet.
The hair removal device according to claim 6, wherein the hair removal device is provided with a cooling driving part in the cooling channel, and the cooling driving part is used to drive the flow of the external cooling medium in the cooling channel.
The hair removal device according to claim 11, wherein the cooling driving part is provided with at least one driving inlet and at least one driving outlet, and an external cooling medium flows through the driving inlet to the driving outlet, and the heating device Close to the drive outlet, the heat output portion of the heat conducting plate and the heat sink assembly are both close to the drive inlet.
The hair removal device according to claim 11, wherein the cooling driving part is a fan, and the external cooling medium is air.
The hair removal device according to any one of claims 2-13, wherein the heating device is any one of a circuit board, a processor, a capacitor, and a motor.
The hair removal device according to any one of claims 1 to 13, wherein the cold compress part and the heat sink assembly are respectively in contact with two opposite surfaces of the heat conducting plate.
The hair removal device according to any one of claims 1 to 13, wherein the heat transfer medium is a cooling liquid.
The hair removal device according to any one of claims 1 to 13, wherein the edge of the first plate and the edge of the second plate are sealed and pressed together.
The hair removal device according to any one of claims 1 to 13, wherein the thermally conductive net is attached to the first plate and the second plate.
The hair removal device according to any one of claims 1 to 13, wherein the first plate and the second plate are both copper plates, and the thermally conductive mesh is a copper mesh.
The hair removal device according to any one of claims 1 to 13, wherein the cold compress part is provided with a cold compress and a cooling element for cooling the cold compress, and the cold compress is used to fit the user's skin and perform For a cold compress, the refrigerating element is provided with a refrigerating surface adhering to the cold compressing element and a heat-conducting surface opposite to the refrigerating surface, and the main heat absorption part is adhering to the heat-conducting surface to absorb heat from the heat-conducting surface .