CN114176765B

CN114176765B - Optical dehairing instrument

Info

Publication number: CN114176765B
Application number: CN202111585544.5A
Authority: CN
Inventors: 薛春兰
Original assignee: Shenzhen Siken3d Digitizing Co ltd
Current assignee: Shenzhen Siken3d Digitizing Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2024-04-16
Anticipated expiration: 2041-12-23
Also published as: CN114176765A

Abstract

The application relates to an optical unhairing instrument, it includes the casing, and the casing includes the last casing and the lower casing of mutual lock locking, be provided with unhairing mechanism in the casing, the opening has been seted up to casing one end, unhairing mechanism is including placing the casing and being used for the emitter of emission light, the light that the emitter sent passes opening to skin department transmission, the opening part lock of casing has the lock shell, and the lock shell includes the facing, has seted up the first mounting hole that corresponds the setting with the emitter on the facing, place the casing and be located between facing and the emitter, and the emitter communicates with placing the casing, place the casing and keep away from the one end of emitter and install the cooling piece, the cooling piece is pegged graft with first mounting hole. The application has the effects of reducing the burning sensation generated to the skin in the using process of the dehairing instrument, reducing the possibility of damaging the skin by the heat generated in the using process and improving the experience feeling of a user.

Description

Optical dehairing instrument

Technical Field

The application relates to the field of depilation cosmetology, in particular to an optical depilation instrument.

Background

Optical depilatory technology is a non-invasive modern depilatory technology that can safely, quickly and efficiently remove unwanted hair from the body; specifically, photodehairing is based on a selective photothermal theory, light with specific wavelength penetrates through epidermis without damaging epidermis hair follicles, melanin in hair shafts selectively absorbs light energy, and hair follicles are heated, solidified and necrotized, so that growth can be effectively slowed down, and a dehairing effect is achieved.

In the related art, chinese patent publication No. CN204050688U discloses a laser dehairing instrument, which comprises a shell, wherein the front end of the shell is provided with a light outlet, the light outlet is also provided with a protective glass plate, and the protective glass plate is arranged at an opening of a concave shell. The laser generator is also arranged close to the inner side of the protective glass plate. When the dehairing instrument is used, the laser generator is started, and the laser emitted by the laser generator penetrates through the protective glass plate to remove hair on the skin of a user.

Aiming at the related technology, in the using process of the dehairing instrument, heat generated by laser is diffused from hair follicles to epidermis, and the inventor considers that the skin possibly is damaged by heat when reaching the damage threshold, so that pain is obvious in the using process of a user, and experience of the user is reduced.

Disclosure of Invention

In order to reduce the possibility of damage to skin caused by heat generated in the using process of the dehairing instrument and improve the experience of a user, the application provides an optical dehairing instrument.

The application provides an optical dehairing instrument which adopts the following technical scheme:

the utility model provides an optical unhairing instrument, includes the casing, and the casing includes the last casing and the lower casing of mutual lock locking, be provided with unhairing mechanism in the casing, the opening has been seted up to casing one end, unhairing mechanism is including placing the casing and being used for the emitter of emission light, the light that the emitter sent passes opening to skin department transmission, the opening part lock of casing has the locking shell, and the locking shell includes the skin facing, has seted up the first mounting hole that corresponds the setting with the emitter on the skin facing, place the casing and be located between skin facing and the emitter, and the emitter communicates with placing the casing, the cooling piece is installed to the one end that the emitter was kept away from to the casing, and the cooling piece is pegged graft with first mounting hole.

Through adopting above-mentioned technical scheme, when the appearance that moults is used to needs, the veneer contacts with user's skin, and the light that the emitter sent passes the cooling piece and to the skin surface emission unhairing, in the use, cooling piece and user's skin contact to reduce the burning sensation that produces skin in the use, reduce the heat that produces in the appearance that moults and cause the possibility of damage to skin, improve user's experience and feel.

Optionally, a refrigerating sheet is installed in the locking shell.

Through adopting above-mentioned technical scheme, in the appearance that moults use, make the temperature of skin facing lower after the refrigeration piece opens to reduce the burning sensation that produces skin in the use, improved the comfort that the appearance that moults used.

Optionally, a first filter is further installed in the placement housing, and the first filter is located between the cooling plate and the emitter.

By adopting the technical scheme, the first filter plate filters the light waves with specific wavelengths in the light rays emitted by the emitter, so that the use effect of a user is improved.

Optionally, the casing still includes with last casing fixed connection's first extension shell, with lower casing fixed connection's second extension shell, the lock shell is kept away from the one end lock of last casing, lower casing with first extension shell, second extension shell, install first filter plate and the second filter plate different to filtering wavelength in the cavity that forms between first extension shell, the second extension shell, one of them pair of first filter plate, second filter plate the light of emitter carries out the wave filtering, install the drive assembly who drives first filter plate, second filter plate change service condition in first extension shell, the second extension shell.

Through adopting above-mentioned technical scheme, the second filter plate is as reserve filter plate in the appearance that moults, and the filter characteristic of second filter plate and first filter plate is different to drive first filter plate, second filter plate through drive assembly and carry out the position adjustment, thereby reach the effect of switching first filter plate, second filter plate service condition, improved the adaptability in the appearance that moults the use.

Optionally, place the casing and be located first extension shell, the one end that the second extension shell is close to the lock shell, the cooling fin is located one side that the second wave filter was kept away from the last casing, install the clearance subassembly that is used for clearing up the surface that the cooling fin is close to the last casing in first extension shell, the second extension shell.

Through adopting above-mentioned technical scheme, clear up the subassembly and clear up the surface that the cooling fin is close to the last casing, reduced the possibility that the dust was attached to cooling fin surface influence light penetrability.

Optionally, the cleaning assembly includes a cleaning plate installed in the second extension shell, and the cleaning plate includes a cleaning part abutting against one end of the cooling fin; the cleaning assembly further comprises a spring fixedly connected with the second extension shell, and the spring is fixedly connected with the cleaning plate; when the second filter plate is not used, the second filter plate is abutted with the cleaning plate, and the spring is compressed; and a locking component used for fixing the position of the cleaning plate is further arranged in the first extension shell and the second extension shell.

Through adopting above-mentioned technical scheme, when the second filter plate is not used, thereby second filter plate and clearance board butt reach extrusion spring and carry out spacing effect to the clearance board, when the second filter plate needs to use, the second filter plate is spacing not to the clearance board, and the spring drives the clearance board simultaneously and extends to the one side of keeping away from the spring to promote the clearance portion to clear up the cooling piece, fix the position of clearance board through locking component at last.

Optionally, the cleaning plate further comprises an iron plate body integrally formed with the cleaning part; the locking assembly comprises a first electromagnet arranged on the side surface of the second extension shell far away from the spring and a second electromagnet arranged on the side surface of the second extension shell on the same side of the spring, and the first electromagnet and the second electromagnet are in ferroelectric connection with a controller for controlling the two to get and lose power.

Through adopting above-mentioned technical scheme, when needs use the second filter, the first electro-magnet of controller control gets the electricity to make first electro-magnet attraction cleaning plate to keeping away from one side of spring and slide, when the cleaning plate slides to first electro-magnet side in place, the controller control first electro-magnet loses the electricity and control second electro-magnet gets the electricity, the second electro-magnet attracts the cleaning plate to slide to the spring side, thereby get through first electro-magnet, the second electro-magnet, the power failure state drives the cleaning plate and slides along the cooling piece, at last through the second electro-magnet attraction cleaning plate and extrude the spring through the cleaning plate.

Optionally, the controller is electrically connected with a control switch for controlling the emitter to emit light, and the controller is also electrically connected with the emitter; an infrared temperature sensor for detecting whether the dehairing instrument is close to the skin or not is arranged in the locking shell, the temperature sensor is electrically connected with a controller, and a reasonable temperature interval of human skin is preset in the controller; when the temperature detected by the infrared temperature sensor is not in a reasonable temperature interval and the control switch is pressed, the controller controls the emitter to be not started.

By adopting the technical scheme, when the temperature detected by the infrared temperature sensor is not in a reasonable temperature interval and the control switch is pressed, the controller controls the emitter to be not started, so that the possibility that the dehairing instrument is started due to the false touch of the control switch is reduced.

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

1. the burning sensation on the skin in the using process is reduced, the possibility of damaging the skin by heat generated in the using process of the dehairing instrument is reduced, and the experience of a user is improved;

2. the effect of switching the use states of the first filter plate and the second filter plate is achieved, and the adaptability of the dehairing instrument in the use process is improved;

3. the possibility of the epilating apparatus being started up due to a false touch of the control switch is reduced.

Drawings

Fig. 1 is a schematic view of a depilating apparatus according to an embodiment of the present application.

Fig. 2 is an exploded view of a depilatory device structure according to an embodiment of the present application.

Fig. 3 is a schematic view showing a structure of a placement housing 2 according to an embodiment of the present application.

Fig. 4 is a block diagram of a light emitter operation according to an embodiment of the present application.

Fig. 5 is an exploded view of a fan structure embodying an embodiment of the present application.

Fig. 6 is an exploded view of a second heat sink structure embodying an embodiment of the present application.

FIG. 7 is a schematic diagram of a vent structure embodying an embodiment of the present application.

Fig. 8 is a schematic view of a dehairing instrument according to a second embodiment of the present application.

Fig. 9 is a schematic diagram of a second elongated shell structure embodying an embodiment of the present application.

Fig. 10 is a cross-sectional view of a two-spring structure embodying an embodiment of the present application.

FIG. 11 is a schematic diagram of a second cleaning plate structure embodying embodiments of the present application.

Fig. 12 is a block diagram of the control circuit of the embodiment of the present application.

Reference numerals illustrate: 1. a housing; 11. an upper housing; 111. a control switch; 112. a first heat radiation hole; 12. a lower housing; 121. a power interface; 13. a second mounting hole; 2. placing a shell; 21. an emitter; 22. a light reflecting plate; 23. cooling sheets; 24. a vent; 25. a second heat radiation hole; 26. a second heat dissipation plate; 3. a power switch; 31. a cooling sheet; 32. a fan; 321. a first heat dissipation plate; 322. a heat conductive sheet; 4. a first filter; 5. a locking shell; 51. skin-sticking surface; 52. a first mounting hole; 6. a first elongated shell; 61. a second elongated housing; 611. a cleaning plate; 6111. a cleaning part; 6112. a plate body; 612. a spring; 62. a second filter; 63. a storage battery; 7. a driving motor; 71. a driving rod; 8. a controller; 81. a key module; 82. a first electromagnet; 83. a second electromagnet; 84. a timing module; 85. an infrared temperature sensor; 86. an alarm; 87. a first communication module; 9. a terminal; 91. and a second communication module.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-12.

The embodiment of the application discloses an optical dehairing instrument.

Embodiment one: referring to fig. 1 and 2, an optical dehairing instrument includes a housing 1 for a user to hold, the housing 1 includes a shell-shaped upper housing 11 and a lower housing 12, the upper housing 11 is buckled with the lower housing 12, a dehairing mechanism is integrally arranged in a space formed between the upper housing 11 and the lower housing 12, a power interface 121 is further mounted at a wider end in the lower housing 12, and the power interface 121 is electrically connected with an alternating current power supply device.

Referring to fig. 3 and 4, the depilating mechanism comprises a housing 2, an emitter 21 and an arc-shaped reflecting plate 22, wherein the emitter 21 and the reflecting plate 22 are arranged in the housing 2, an opening is formed at one narrower end of the housing 1, the concave surface of the reflecting plate 22 faces towards one wider end far away from the housing 1, the input end of the emitter 21 is electrically connected with a control switch 111, and the control switch 111 is arranged on the upper housing 11. The output end of the power interface 121 is also electrically connected with a power switch 3, the power switch 3 is installed on the side surface of one end of the upper shell 11 and the lower shell 12, which is close to the locking shell 5, and the output end of the power switch 3 is electrically connected with the input end of the control switch 111.

The first filter 4 corresponding to the emitter 21 is installed in the placement housing 2, the first filter 4 is used for filtering light rays emitted by the emitter 21, and the first filter 4 is set according to light ray wavelengths used as required.

Referring to fig. 3 and 5, the narrower one end lock of seting up of casing 1 has lock shell 5, lock shell 5 is including the face 51 of facing away from casing 1, face 51 is the plane, first mounting hole 52 has been setted up on the face 51 of facing, the position of first mounting hole 52 corresponds the setting with reflector panel 22, place casing 2 and be located between face 51 and the emitter 21, the emitter 21 with place casing 2 internal communication, place casing 2 and keep away from the one end of emitter 21 and install the cooling fin 23, cooling fin 23 is pegged graft with first mounting hole 52, in this embodiment, cooling fin 23 is the sapphire piece. Referring to fig. 4 and 5, a cooling plate 31 is fixedly connected to the upper surface of the cooling plate 23 far from the lower housing 12, and the cooling plate 31 is also electrically connected to the power switch 3, and in this embodiment, the cooling plate 31 is a silicon cooling plate.

Referring to fig. 3 and 5, when the epilator is required to be used, the power supply interface 121 is electrically connected with the ac power supply device, and then the power switch 3 is turned on, the ac power supply device supplies power to the emitter 21 through the power supply interface 121, and the user can control whether the emitter 21 emits the light beam by pressing the control switch 111. When the user presses the control switch 111, the emitter 21 starts emitting light, and the reflector reflects the light emitted from the side of the emitter 21 facing away from the first mounting hole 52, so that the light is emitted to the skin surface through the cooling fin 23, thereby achieving the effect of depilation.

In the use process of the dehairing instrument, a user attaches the skin attaching surface 51 to the skin, and the power switch 3 controls the refrigerating sheet 31 to be turned on, so that the temperature of the skin attaching surface 51 is lower, the burning sensation to the skin in the use process is reduced, and the use comfort of the dehairing instrument is improved.

Referring to fig. 2, a heat dissipation mechanism is further disposed between the upper housing 11 and the lower housing 12, referring to fig. 4 and 5, the heat dissipation mechanism includes a fan 32, the fan 32 is electrically connected with the power switch 3, a first heat dissipation plate 321 is installed on the air inlet side of the fan 32, the first heat dissipation plate 321 is fixedly connected with two heat conduction plates 322, one ends of the heat conduction plates 322 far away from the first heat dissipation plate 321 all extend to the locking housing 5, and one ends of the heat conduction plates 322 far away from the first heat dissipation plate 321 are abutted with the surface of the cooling plates 23 far away from the lower housing 12.

Referring to fig. 6 and 7, the side of the placement housing 2 near the fan 32 is further provided with a ventilation opening 24, the heat dissipation mechanism further comprises a first heat dissipation hole 112 and a second mounting hole 13, the first heat dissipation hole 112 is provided at one end of the upper housing 11 far away from the locking housing 5, the second mounting hole 13 is provided between the first housing 1 and the second housing 1, and the second mounting hole 13 is located at the side of the first housing 1 and the second housing 1 far away from the power switch 3. The side surface of the placing shell 2, which is close to the first radiating hole 112, is provided with a second radiating hole 25, a second radiating plate 26 is fixedly arranged on the second radiating hole 25, and the second radiating plate 26 is spliced with the second mounting hole 13.

During use, a great amount of heat is generated at the emitter 21 of the dehairing instrument, when the fan 32 is started, external air enters the shell 1 through the first radiating holes 112, and then the fan 32 blows air into the placing shell 2 along the ventilation opening 24, so that hot air in the placing shell 2 can be discharged out of the placing shell 2 through the second radiating plate 26, and the possibility of higher temperature at the locking shell 5 is reduced.

The implementation principle of the first embodiment of the application is as follows: when the epilator is needed, the power interface 121 is connected to the ac power supply and the power switch 3 is turned on, so that the skin surface 51 contacts the skin of the user, the control switch 111 is pressed, and the emitter 21 starts to emit light towards the skin.

When the power switch 3 is turned on, the fan 32 and the radiating fins are electrified, so that the temperature at the locking shell 5 is reduced.

Embodiment two: referring to fig. 8, a difference from the embodiment is that the housing 1 further includes a first extension case 6 fixedly connected to the upper housing 11, and a second extension case 61 fixedly connected to the lower housing 12, and the locking case 5 is respectively fastened to one ends of the first extension case 6 and the second extension case 61 far from the upper housing 11 and the lower housing 12.

Referring to fig. 9, the first filter 4 is installed in a cavity formed between the first and second extension cases 6 and 61, the second filter 62 is also installed in the first and second extension cases 6 and 61, the filter wavelength of the second filter 62 is different from that of the first filter 4, and a driving assembly for driving the first and second filters 4 and 62 to change the usage state is installed in the first and second extension cases 6 and 61.

Referring to fig. 9 and 10, the driving assembly includes a driving motor 7, the driving motor 7 is installed in a second extension shell 61, an output end of the driving motor 7 is fixedly connected with a driving rod 71, the driving rod 71 is fixedly connected with a first filter 4 and a second filter 62 respectively, the length directions of the first filter 4 and the second filter 62 are vertically arranged, and the second filter 62 is located at one side of the first filter 4 close to the locking shell 5. Referring to fig. 12, in the present embodiment, the driving motor 7 is a servo motor, the driving motor 7 is electrically connected to the controller 8, and the controller 8 is electrically connected to the power switch 3. A battery 63 is also mounted in the cavity formed between the first and second extension cases 6, 61, and the battery 63 is electrically connected with the controller 8.

The controller 8 is further electrically connected with a key module 81, and a user can select the type of filter to be used through the key module 81, and when the key module 81 is pressed, the controller 8 controls the driving motor 7 to rotate. When the second filter 62 is needed, the controller 8 controls the driving motor 7 to rotate forward to drive the first filter 4 to rotate towards the side far away from the locking shell 5, and the second filter 62 also rotates towards the side far away from the locking shell 5 by taking the driving rod 71 as the axial direction. When the first filter 4 is needed, the controller 8 controls the driving motor 7 to reversely rotate to drive the second filter 62 to rotate towards the side close to the locking shell 5, and the first filter 4 also rotates towards the side close to the locking shell 5 by taking the driving rod 71 as the axial direction, so that the replacement of the first filter 4 and the second filter 62 is realized.

Referring to fig. 10 and 11, a cleaning assembly for cleaning the surface of the cooling fin 23 close to the driving motor 7 is further disposed in the first and second extension cases 6 and 61, the cleaning assembly includes a cleaning plate 611 mounted on the second extension case 61, the cleaning plate 611 extends along the length direction of the second extension case 61, one end of the cleaning plate 611 close to the cooling fin 23 abuts against the surface of the cooling fin 23, and the cleaning plate 611 includes a cleaning portion 6111 made of soft cleaning materials and used for abutting against the cooling fin 23, and an iron plate body 6112. The cleaning assembly further comprises a spring 612, one end of the spring 612 is fixedly connected with the second extension shell 61, the other end of the spring is fixedly connected with the plate body 6112, and a locking assembly used for fixing the cleaning plate 611 is further arranged in the first extension shell 6 and the second extension shell 61.

When the first filter 4 is used, the second filter 62 abuts against the surface of the cleaning plate 611 remote from the spring 612, so that the spring 612 is in a compressed state. When the driving motor 7 drives the second filter 62 to rotate towards the side far away from the locking shell 5, the second filter 62 does not compress the spring 612, so that the spring 612 starts to stretch, and the spring 612 drives the cleaning plate 611 to move towards the side far away from the spring 612, so that the cleaning plate 611 cleans the surface of the cooling plate 23.

The locking assembly comprises a first electromagnet 82 and a second electromagnet 83, the first electromagnet 82 is arranged on one side surface of the second extension shell 61 far away from the spring 612, the second electromagnet 83 is arranged on the side surface of the second extension shell 61 on the same side of the spring 612, referring to fig. 12, the first electromagnet 82 and the second electromagnet 83 are electrically connected with the controller 8, and the controller 8 controls the power-on and power-off states of the first electromagnet 82 and the second electromagnet 83. The controller 8 is further electrically connected with a timing module 84, the timing module 84 is used for timing the power-on time of the first electromagnet 82 and the second electromagnet 83, and when the power-on time of the first electromagnet 82 and the second electromagnet 83 reaches a time threshold in the controller 8, the controller 8 controls the first electromagnet 82 and the second electromagnet 83 to be powered off.

Referring to fig. 11 and 12, when the cleaning plate 611 is required to clean the cooling fins 23, the controller 8 controls the first electromagnet 82 to be powered on, and the timing module 84 starts timing, so that the first electromagnet 82 generates magnetism, and the first electromagnet 82 attracts the plate 6112 to drive the cleaning plate 611 to move to a side close to the first electromagnet 82. When the timing module 84 reaches the time threshold in the controller 8, the controller 8 controls the first electromagnet 82 to be powered off, and the controller 8 controls the second electromagnet 83 to be powered on, so that the second electromagnet 83 generates magnetism, the second electromagnet 83 attracts the plate body 6112, and the cleaning plate 611 is driven to move to a side close to the second electromagnet 83. The first electromagnet 82 and the second electromagnet 83 are controlled in the power-off state by the controller 8, so that the cleaning plate 611 can reciprocate, the surface of the cooling fin 23 is cleaned, and the possibility that dust attached to the surface of the cooling fin 23 in the first extension shell 6 and the second extension shell 61 influences the light penetration force is reduced.

Referring to fig. 12, the control switch 111 is electrically connected to an input terminal of the controller 8, and an output terminal of the controller 8 is electrically connected to the emitter 21. Referring to fig. 8 and 12, an infrared temperature sensor 85 is installed in the skin-contacting surface 51 of the locking shell 5, an output end of the infrared temperature sensor 85 is electrically connected with the controller 8, the infrared temperature sensor 85 is used for detecting whether the dehairing instrument is close to skin, and a reasonable temperature interval of human skin is preset in the controller 8.

When the temperature detected by the infrared temperature sensor 85 is not in a reasonable temperature interval and the control switch 111 is pressed, the controller 8 controls the emitter 21 not to be started, so that the possibility that the dehairing instrument is started due to the mistaken touch of the control switch 111 is reduced.

Referring to fig. 9 and 12, an alarm 86 is installed in the housing 1, the alarm 86 is an audible and visual alarm, the alarm 86 is electrically connected with an output end of the controller 8, an input end of the controller 8 is also electrically connected with a first communication module 87, the first communication module 87 is in wireless communication with a second communication module 91, the second communication module 91 can be installed in a terminal 9 such as a mobile phone, when a user forgets the placement position of the dehairing instrument, the user can transmit data to the first communication module 87 through the second communication module 91 of the mobile phone, and the controller 8 can control the alarm 86 to alarm after receiving the data, so that the user can search the dehairing instrument according to sound and illumination.

The implementation principle of the second embodiment of the application is as follows: when the user touches the control switch 111 by mistake without using the epilator, the controller 8 controls the emitter 21 not to be activated when the current distance value detected by the infrared temperature sensor 85 is greater than the distance threshold value and the control switch 111 is pressed.

When the user needs to replace the filter, the key module 81 is pressed, the controller 8 controls the driving motor 7 to rotate, and the driving motor 7 drives the first filter 4 and the second filter 62 to rotate through the driving rod 71, so that the first filter 4 or the second filter 62 rotates to the filtering position.

When the cooling plate 23 needs to be cleaned after the dehairing instrument is used for a period of time, when the second filter plate 62 rotates to the side far away from the locking shell 5, the controller 8 controls the first electromagnet 82 to electrically attract the cleaning plate 611 to move to the side of the first electromagnet 82, meanwhile, the second filter plate 62 does not squeeze the spring 612 any more, the spring 612 pushes the cleaning plate 611 to slide, and the cleaning plate 611 plays a role in cleaning the cooling plate in the sliding process.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. An optical dehairing instrument, characterized in that: the hair removing device comprises a shell (1) and a controller (8), wherein the shell (1) comprises an upper shell (11) and a lower shell (12) which are fastened and locked mutually, a hair removing mechanism is arranged in the shell (1), an opening is formed in one end of the shell (1), the hair removing mechanism comprises a placing shell (1) and a transmitting body (21) used for transmitting light, the light emitted by the transmitting body (21) penetrates through the opening to be transmitted to the skin, a locking shell (5) is fastened at the opening of the shell (1), the locking shell (5) comprises a skin attaching surface (51), a first mounting hole (52) which is correspondingly arranged with the transmitting body (21) is formed in the skin attaching surface (51), the placing shell (1) is positioned between the skin attaching surface (51) and the transmitting body (21), the transmitting body (21) is communicated with the placing shell (1), a cooling piece (23) is arranged at one end, far away from the transmitting body (21), of the placing shell (1), and the cooling piece (23) is spliced with the first mounting hole (52).

An alarm (86) is arranged in the shell (1), the alarm (86) is electrically connected with the output end of the controller (8), the input end of the controller (8) is also electrically connected with a first communication module (87), the first communication module (87) is in wireless communication with a second communication module (91), the second communication module (91) is arranged in the terminal (9), when a user forgets the placement position of the dehairing instrument, the user can transmit data to the first communication module (87) through the second communication module (91) of the terminal (9), and the controller (8) controls the alarm (86) to alarm after receiving the data;

the shell (1) further comprises a first extension shell (6) fixedly connected with the upper shell (11) and a second extension shell (61) fixedly connected with the lower shell (12), the locking shell (5) is buckled with one end of the first extension shell (6) and one end of the second extension shell (61) far away from the upper shell (11) and one end of the lower shell (12), a first filter plate (4) and a second filter plate (62) which are different in filtering wavelength are arranged in a cavity formed between the first extension shell (6) and the second extension shell (61), one of the first filter plate (4) and the second filter plate (62) filters light rays of the emitter (21), and a driving assembly for driving the first filter plate (4) and the second filter plate (62) to change the use state is arranged in the first extension shell (6) and the second extension shell (61);

the placing shell (1) is positioned in one end, close to the locking shell (5), of the first extension shell (6) and the second extension shell (61), the cooling sheet (23) is positioned on one side, far away from the upper shell (11), of the second filter sheet (62), and a cleaning component for cleaning the surface, close to the upper shell (11), of the cooling sheet (23) is arranged in the first extension shell (6) and the second extension shell (61);

the cleaning assembly comprises a cleaning plate (611) arranged in a second extension shell (61), and the cleaning plate (611) comprises a cleaning part (6111) which is abutted with one end of the cooling fin (23); the cleaning assembly further comprises a spring (612) fixedly connected with the second extension shell (61), and the spring (612) is fixedly connected with the cleaning plate (611); when the second filter plate (62) is not used, the second filter plate (62) is abutted with the cleaning plate (611), and the spring (612) is compressed; and locking components used for fixing the cleaning plate (611) are further arranged in the first extension shell (6) and the second extension shell (61).

2. An optical dehairing instrument according to claim 1, wherein: a refrigerating sheet (31) is arranged in the locking shell (5).

3. An optical dehairing instrument according to claim 1, wherein: the first filter (4) is further arranged in the placement shell (1), and the first filter (4) is located between the cooling plate (23) and the emitter (21).

4. An optical dehairing instrument according to claim 1, wherein: the cleaning plate (611) also comprises a cleaning device

An iron plate body (6112) integrally formed with the management part (6111); the locking assembly comprises a first electromagnet (82) arranged on the side surface of the second extension shell (61) far away from the spring (612) and a second electromagnet (83) arranged on the side surface of the second extension shell (61) on the same side of the spring (612), and the first electromagnet (82) and the second electromagnet (83) are electrically connected with a controller (8) for controlling the power-on state and the power-off state of the first electromagnet and the second electromagnet.

5. An optical dehairing instrument according to claim 4, wherein: the controller (8) is electrically connected with a control switch (111) for controlling the emitter (21) to emit light, and the controller (8) is also electrically connected with the emitter (21); an infrared temperature sensor (85) for detecting whether the dehairing instrument is close to the skin or not is arranged in the locking shell (5), the temperature sensor is electrically connected with a controller (8), and a reasonable temperature interval of the skin of a human body (2) is preset in the controller (8); when the temperature detected by the infrared temperature sensor (85) is not in a reasonable temperature interval and the control switch (111) is pressed, the controller (8) controls the emitter (21) not to be started.