CN220141802U - Skin treatment device - Google Patents

Abstract

The utility model provides a skin treatment device, which comprises a bracket component, a light-emitting component, a light filter, a light-transmitting piece and a sealing structure, wherein the light-emitting component is arranged on the bracket component; the light-emitting assembly is provided with a light-emitting opening for emitting light, the optical filter is positioned on one side of the light-emitting opening for emitting the light, the light-transmitting piece is arranged on the support assembly, the light-transmitting piece is positioned on one side of the optical filter, which is away from the light-emitting assembly, an interval space is formed between the light-transmitting piece and the optical filter, the interval space is sealed by the sealing structure, and the sealing structure is positioned outside the coverage space of the light-emitting opening. In the scheme, the sealing structure seals the interval space between the light-transmitting piece and the optical filter, so that water mist is prevented from being formed in the interval space to influence light irradiation; and the sealing structure is positioned outside the coverage space of the light emitting port of the light emitting assembly, so that the light emitted from the light emitting port can not directly irradiate the sealing structure, thereby avoiding the problem that the sealing structure in the prior art is easy to age/carbonize under the long-time irradiation of the light, and prolonging the service lives of the sealing structure and the skin treatment device.

Description

Skin treatment device

Technical Field

The utility model relates to the technical field of beauty treatment equipment, in particular to a skin treatment device.

Background

The skin treatment devices such as the dehairing instrument, the skin tendering instrument and the like comprise a light-emitting component, a light filter and a light-transmitting piece, wherein light generated by the light-emitting component is filtered by the light filter and then irradiates the light-transmitting piece, and in some designs, cold compress can be realized through the light-transmitting piece; therefore, the temperature of the light-transmitting member is usually lower, and the temperature of the light-emitting assembly is higher during operation, so that the light-transmitting member is prevented from directly transmitting the heat generated by the light-emitting assembly to the light-transmitting member by the light filter, and an interval space is formed between the light filter and the light-transmitting member. If air enters the interval space, water mist can be formed under the action of temperature difference, and the effect that light transmitted through the optical filter reaches the light-transmitting piece is affected.

Based on this, in the conventional skin treatment device, a hollow spacer is provided to seal the space to prevent air from entering the space, as in the case of the scheme described in 201921303582.5, the spacer is partially disposed between the filter and the light-transmitting member to space the filter and the light-transmitting member, so that the filter and the light-transmitting member form the space, and the space is sealed.

However, in the above scheme, when the light generated by the skin treatment device irradiates the light-transmitting member from the optical filter, part of the light can directly irradiate the isolating member, and the isolating member is easy to age/carbonize under long-time irradiation of the light, so that the service life of the isolating member is lower, and the service life of the skin treatment device is affected; or, powder impurities (such as black carbon powder) are generated, and the light emitting performance is affected.

Disclosure of Invention

The utility model provides a skin treatment device, which solves the problem that a sealing structure in the skin treatment device in the prior art is easy to age or carbonize.

In order to solve the above-described problems, the present utility model provides a skin treatment device comprising: a bracket assembly; the light-emitting assembly is provided with a light-emitting opening for emitting light; the optical filter is positioned at one side of the light emitting port, which emits light; the light transmission piece is arranged on the bracket assembly, and is positioned on one side of the optical filter, which is away from the light emitting assembly, and a spacing space is formed between the light transmission piece and the optical filter; the sealing structure seals the interval space and is positioned outside the coverage space of the light emitting port.

Further, the sealing structure comprises a sealing ring, and the light-transmitting piece and the light filter are in sealing fit with the sealing ring.

Further, the sealing ring is provided with a slot, and the optical filter is inserted into the slot.

Further, the inner wall of the slot is provided with an annular sealing convex rib, and the sealing convex rib is abutted with the optical filter.

Further, a limiting groove is formed in the outer peripheral surface of the sealing ring, the limiting groove is located on one side, away from the light-emitting assembly, of the optical filter, the support assembly is provided with a mounting groove, the optical filter and the sealing ring are mounted in the mounting groove together, a protruding limiting convex portion is formed in the inner wall of the mounting groove, and the limiting convex portion is in limiting fit with the limiting groove.

Further, a limiting groove is formed in the outer peripheral surface of the sealing ring, the limiting groove is located on one side, away from the light-emitting component, of the optical filter, the support component is provided with a mounting groove, the optical filter and the sealing ring are mounted in the mounting groove together, a protruding limiting convex part is formed in the inner wall of the mounting groove, and the limiting convex part is inserted into the limiting groove to be in limiting fit with the limiting groove; the slot is provided with a first inserting opening for inserting the optical filter, the limiting groove is provided with a second inserting opening for inserting the limiting convex part, the first inserting opening and the second inserting opening are respectively positioned on two opposite sides of the sealing ring, and the opening directions of the first inserting opening and the second inserting opening are opposite.

Further, the support assembly comprises a first support and a second support which are connected with each other, a mounting cavity and a mounting groove are formed between the first support and the second support in a surrounding mode, the light-transmitting piece is mounted in the mounting cavity, and the sealing ring is mounted in the mounting groove.

Further, the first bracket comprises a main base part and two side base parts, the two side base parts are respectively connected with two ends of the main base part, the two side base parts are oppositely arranged, one ends of the two side base parts, which are far away from the main base part, are respectively connected with the second bracket, and a mounting cavity and a mounting groove are formed among the main base part, the two side base parts and the second bracket in a surrounding mode.

Further, the outer peripheral surface of the sealing ring is provided with a limit groove, the limit groove is positioned on one side of the optical filter, which is away from the light-emitting component, and the inner wall of the main base part and/or the side base part is provided with a limit convex part which is in limit fit with the limit groove.

Further, the limiting convex part comprises a main convex rib and two side convex ribs, the main convex rib is positioned on the inner wall of the main base part, and the two side convex ribs are respectively positioned on the inner walls of the two side base parts; the limiting groove comprises a main strip-shaped groove and two side strip-shaped grooves, the main strip-shaped groove is positioned at one side of the sealing ring facing the main base, and the two side strip-shaped grooves are respectively positioned at two opposite sides of the sealing ring; wherein, main protruding muscle and the spacing cooperation of main bar groove, two side protruding muscle respectively with the spacing cooperation of two side bar grooves.

Further, the limit protruding portions are at least distributed on the inner walls of the two side base portions, the first support is provided with a notch for inserting the light-transmitting piece, the sealing ring and the optical filter on one side of the first support, and the limit protruding portions are provided with notches at positions close to the notches.

Further, the sealing ring is sleeved on the light-transmitting piece; the inner wall of the mounting cavity is provided with a positioning rib, the outer wall of the light-transmitting piece is provided with a positioning groove, and the positioning rib is in limit fit with the positioning groove; or the inner wall of the mounting cavity is provided with a positioning groove, and the outer wall of the light-transmitting piece is provided with a positioning rib which is in limit fit with the positioning groove.

Further, the side wall of one side, far away from the luminous component, of the limit groove of the sealing ring is bent to form a clamping convex part, the side base part is provided with a clamping side face which is opposite to the clamping convex part, the clamping side face is provided with a clamping groove matched with the clamping convex part in shape, and the clamping convex part is clamped into the clamping groove.

Further, the outer peripheral surface of the sealing ring is provided with a limit groove, the limit groove is positioned at one side of the optical filter, which is away from the light-emitting component, the inner walls of the main base part and the side base part are provided with limit convex parts, and the limit convex parts are in limit fit with the limit groove; wherein, the screens convex part is located the spacing groove and deviates from the one side of luminous subassembly, and the screens convex part is two, and two screens convex parts are located the relative both sides of sealing washer, and the screens groove is two, and two screens grooves are located two lateral group parts respectively, and two screens convex parts cooperate with two screens grooves respectively.

Further, a pressing groove is formed in one side, facing the main base, of the second support, the pressing groove is a part of the mounting groove, and one side, facing away from the main base, of the sealing ring and the optical filter is limited in the pressing groove.

Further, the second support comprises a gland, a first baffle and a second baffle, the first baffle and the second baffle are arranged on one side of the gland facing the main base side by side, a pressing groove is formed in an area between the first baffle, the second baffle and the gland, and two ends of the gland are connected with the two side base sides respectively.

Further, the second bracket is provided with a pressing groove, and one side of the sealing ring and one side of the optical filter are limited in the pressing groove; the skin treatment device further comprises a light source support, the light emitting component is arranged in the cavity of the light source support, a third baffle is arranged on one side, facing the second support, of the light source support, and the third baffle stretches into the pressing groove and is in limit fit with the inner wall of the pressing groove.

Further, the light emitting component comprises a light emitting piece and a light reflecting cup, the light emitting piece is arranged in the light reflecting cup, the light reflecting cup is used for reflecting light emitted by the light emitting piece to the optical filter, and the light reflecting cup defines an emergent light opening.

Further, the length of the reflecting cup is L1, the length of the ring opening of the sealing structure is L2, and L1 is less than or equal to L2; the distance between two opposite edges of the inner side of the reflecting cup in the width direction is L3, the width of a ring opening of the sealing structure is L4, and L3 is less than or equal to L4.

Or, the sealing structure comprises a first sealing ring and a second sealing ring, the first sealing ring is sleeved on the peripheral side of the light-transmitting piece, and the second sealing ring is tightly pressed between the first sealing ring and the optical filter.

Further, the support assembly is provided with a mounting groove, the sealing structure is located in the mounting groove, one side of the first sealing ring, which is away from the second sealing ring, is provided with a matching convex rib, and the matching convex rib is abutted against the side wall, facing the optical filter, of the mounting groove.

Further, one side of the first sealing ring, which is away from the second sealing ring, is provided with a clamping convex part, the clamping convex part is positioned on one side, which is away from the center of the first sealing ring, of the matched convex rib, the side wall, which faces the optical filter, of the mounting groove is provided with a clamping groove, and the clamping convex part is clamped into the clamping groove.

Further, the first sealing ring is in surface joint with the second sealing ring; or the bracket component is provided with a mounting groove, and the bracket component is provided with a limit convex part positioned on the inner wall of the mounting groove, and the limit convex part is positioned in a gap between the first sealing ring and the second sealing ring so as to position and seal the first sealing ring and the second sealing ring.

Further, the spacing convex part comprises a separation ring and a convex part, the separation ring is abutted to one side of the first sealing ring, which faces towards the second sealing ring, the convex part is arranged on one side of the separation ring, which faces away from the first sealing ring, the second sealing ring is sleeved on the convex part, and the second sealing ring is tightly pressed between the separation ring and the optical filter.

Further, the inner peripheral surface of the separation ring is provided with a positioning convex part, and one side of the light-transmitting piece, which faces the optical filter, is abutted against the positioning convex part.

Further, the first sealing ring is abutted with a part of the surface of the second sealing ring, a gap is formed between the other part of the surface of the first sealing ring and the surface of the other part of the surface of the second sealing ring, and the skin treatment device further comprises a limiting convex part which is positioned in the gap between the first sealing ring and the second sealing ring.

Further, the limiting convex part is semi-annular, one side of the second sealing ring facing the first sealing ring is provided with a semi-annular bulge, and the semi-annular limiting convex part and the semi-annular bulge jointly enclose the diffraction light port coverage space; the gap between the first sealing ring and the second sealing ring is semi-annular and is matched with the shape of the limit convex part, and the semi-annular bulge is abutted with a part of the surface of the first sealing ring.

Further, one side of the second sealing ring, which faces the light-emitting component, is provided with an annular sealing convex rib, and the sealing convex rib is abutted with the optical filter.

Further, a slot is arranged on one side of the second sealing ring, facing the light emitting component, and the optical filter is inserted into the slot.

Further, the second sealing ring is arranged on one side of the optical filter, which is away from the light-emitting component, and the second sealing ring is attached to the surface of the optical filter.

The technical scheme of the utility model provides a skin treatment device which comprises a bracket component, a light-emitting component, a light filter, a light-transmitting piece and a sealing structure; the light-emitting assembly is provided with a light-emitting opening for emitting light, the optical filter is positioned on one side of the light-emitting opening for emitting the light, the light-transmitting piece is arranged on the support assembly, the light-transmitting piece is positioned on one side of the optical filter, which is away from the light-emitting assembly, an interval space is formed between the light-transmitting piece and the optical filter, the interval space is sealed by the sealing structure, and the sealing structure is positioned outside the coverage space of the light-emitting opening. In the scheme, the structures such as the light-transmitting piece and the like are fixed through the bracket component, light emitted by the light-emitting component is filtered by the optical filter and then irradiates the light-transmitting piece, and the interval space between the light-transmitting piece and the optical filter is sealed through the sealing structure, so that water mist formed in the interval space is prevented from influencing light irradiation; moreover, the sealing structure in the scheme is positioned outside the coverage space of the light emitting port of the light emitting assembly, so that light emitted from the light emitting port can not directly irradiate the sealing structure, the problem that the sealing structure in the prior art is easy to age/carbonize under long-time irradiation of the light is avoided, the service lives of the sealing structure and the skin treatment device are prolonged, and powdery sundries are not generated to influence light emission.

The sealing structure is located outside the coverage space of the light emitting port of the light emitting component, which can be understood that the sealing structure is located outside the light spot irradiated on the optical filter by the light emitting component, so that the light emitted from the light emitting port cannot directly irradiate on the sealing structure. The skin treatment device can be used as a dehairing instrument or a skin tendering instrument according to the wavelength setting of the light rays emitted by the light emitting component.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 is a schematic view showing a part of the structure of a skin treatment device according to a first embodiment of the present utility model;

FIG. 2 shows an exploded view of FIG. 1;

FIG. 3 shows a cross-sectional view of FIG. 2;

fig. 4 is a cross-sectional view showing a part of the structure of a skin treatment device according to a first embodiment of the present utility model;

fig. 5 shows a second cross-sectional view of a part of the structure of the skin treatment device according to the first embodiment of the present utility model;

fig. 6 shows a third cross-sectional view of a part of the structure in the skin treatment device according to the first embodiment of the present utility model;

Fig. 7 is a cross-sectional view showing a part of the structure in the skin treatment device according to the first embodiment of the present utility model;

FIG. 8 shows a first view of the seal ring of FIG. 2;

FIG. 9 shows a second view of the seal ring of FIG. 2;

fig. 10 is a schematic view showing a part of the structure of a skin treatment device according to a second embodiment of the present utility model;

FIG. 11 shows an exploded view of FIG. 10;

FIG. 12 shows a first cross-sectional view of FIG. 10;

FIG. 13 shows a second cross-sectional view of FIG. 10;

fig. 14 shows a schematic view of the second seal ring of fig. 11.

Wherein the above figures include the following reference numerals:

100. a bracket assembly; 101. a mounting groove; 103. a mounting cavity; 104. positioning ribs; 110. a limit protrusion; 111. a main convex rib; 112. a side convex rib; 113. a notch; 120. a first bracket; 121. a main base; 122. a side base; 123. a clamping groove; 130. a second bracket; 131. pressing a groove; 132. a gland; 133. a first baffle; 134. a second baffle;

200. a light emitting assembly; 201. a light emitting port; 210. a light emitting member; 220. a reflective cup;

310. a light filter; 320. a light transmitting member; 321. a positioning groove; 330. a spacing space;

400. a sealing structure; 401. a slot; 4011. a first socket; 402. sealing the convex ribs; 403. a limit groove; 4031. a second socket; 4032. a main bar-shaped groove; 4033. a side bar-shaped groove; 404. a clamping convex part; 410. a first seal ring; 411. matching with the convex ribs; 420. a second seal ring; 421. semi-annular bulges;

500. A light source support; 510. and a third baffle.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 9, a first embodiment of the present utility model provides a skin treatment device including: a bracket assembly 100; the light emitting assembly 200, the light emitting assembly 200 has a light emitting port 201 for emitting light; a filter 310 positioned at one side of the light outlet 201 from which the light is emitted; the light transmission piece 320 is arranged on the bracket assembly 100, the light transmission piece 320 is positioned on one side of the optical filter 310, which is away from the light emitting assembly 200, and a spacing space 330 is formed between the light transmission piece 320 and the optical filter 310; the sealing structure 400, the sealing structure 400 seals the interval space 330, and the sealing structure 400 is located outside the coverage space of the light emitting port 201.

In the scheme, the structures such as the light-transmitting piece 320 and the like are fixed through the bracket assembly 100, the light emitted by the light-emitting assembly 200 is filtered by the optical filter 310 and then irradiates to the light-transmitting piece 320, and the interval space 330 between the light-transmitting piece 320 and the optical filter 310 is sealed through the sealing structure 400, so that the influence of water mist formed in the interval space 330 on light irradiation is avoided; in addition, the sealing structure 400 in the scheme is located outside the coverage space of the light emitting port 201 of the light emitting assembly 200, so that light emitted from the light emitting port 201 cannot directly irradiate the sealing structure 400, the problem that the sealing structure in the prior art is easy to age/carbonize under long-time irradiation of the light is avoided, the service lives of the sealing structure 400 and the skin treatment device are prolonged, and powdery impurities cannot be generated to influence light emission.

The sealing structure 400 is located outside the coverage space of the light emitting port 201 of the light emitting assembly 200, which can be understood that the sealing structure 400 is located outside the light spot irradiated on the optical filter 310 by the light emitting assembly 200, so that the light emitted from the light emitting port does not directly irradiate on the sealing structure 400. The skin treatment device can be used as a depilatory device or a skin rejuvenation device according to the wavelength setting of the light emitted by the light emitting assembly 200.

The sealing structure 400 in this embodiment may be a split structure or an integral structure. Specifically, in the first embodiment, the sealing structure 400 includes an integral sealing ring, and the light-transmitting member 320 and the optical filter 310 are all in sealing engagement with the sealing ring. The integrated sealing ring is adopted for sealing, so that the number of parts can be reduced, and the sealing reliability is ensured.

As shown in fig. 3 to 8, the sealing ring is provided with a slot 401, the optical filter 310 is inserted into the slot 401, and the optical filter 310 and the sealing ring can be connected by inserting through the slot 401. The inner wall of the slot 401 is provided with an annular sealing convex rib 402, and the sealing convex rib 402 is abutted with the optical filter 310. The sealing convex rib 402 surrounds the ring opening of the sealing ring, and the sealing effect is further improved through the abutting connection of the sealing convex rib 402 and the optical filter 310, so that water vapor is prevented from entering the ring opening of the sealing ring.

As shown in fig. 6 and 9, the outer peripheral surface of the sealing ring is provided with a limit groove 403, the limit groove 403 is located at one side of the optical filter 310 away from the light emitting assembly 200, the bracket assembly 100 is provided with a mounting groove 101, the optical filter 310 and the sealing ring are mounted in the mounting groove 101 together, the inner wall of the mounting groove 101 is provided with a protruding limit convex part 110, and the limit convex part 110 and the limit groove 403 are in limit fit. Through the cooperation of spacing groove 403 and spacing convex part 110, realized spacing to the sealing washer in the axial of sealing washer.

Specifically, as shown in fig. 3, 8 and 9, the outer peripheral surface of the sealing ring is provided with a limit groove 403, the limit groove 403 is located at one side of the optical filter 310 away from the light emitting assembly 200, the bracket assembly 100 is provided with a mounting groove 101, the optical filter 310 and the sealing ring are mounted in the mounting groove 101 together, the inner wall of the mounting groove 101 is provided with a protruding limit convex part 110, and the limit convex part 110 is inserted into the limit groove 403 to be in limit fit with the limit groove 403; the slot 401 has a first socket 4011 for inserting the optical filter 310, the limit slot 403 has a second socket 4031 for inserting the limit protrusion 110, the first socket 4011 and the second socket 4031 are respectively located at two opposite sides of the sealing ring, and the opening directions of the first socket 4011 and the second socket 4031 are opposite. With the above arrangement, the limit protrusion 110 is inserted into the limit groove 403 during the process of inserting the seal ring into the mounting groove 101, and the direction of inserting the optical filter 310 into the slot 401 is the same as the direction of inserting the seal ring into the mounting groove 101, so that the assembly of a plurality of parts is facilitated.

In this embodiment, the coverage space of the light emitting port 201 of the light emitting assembly 200 is equivalent to the light incident surface of the light transmitting member 320, and the sealing structure 400 does not extend between the optical filter 310 and the light transmitting member 320, so that the light emitted from the light emitting port 201 does not directly irradiate onto the sealing structure 400.

In this embodiment, the bracket assembly 100 includes a first bracket 120 and a second bracket 130 connected to each other, a mounting cavity 103 and a mounting groove 101 are formed between the first bracket 120 and the second bracket 130, the light-transmitting member 320 is mounted in the mounting cavity 103, and the sealing ring is mounted in the mounting groove 101. With this structure, the sealing ring and the light-transmitting member 320 can be installed in the cavity between the first bracket 120 and the second bracket 130, and the first bracket 120 and the second bracket 130 are fixedly connected after the sealing ring and the light-transmitting member 320 are installed.

Specifically, the first bracket 120 includes a main base 121 and two side base portions 122, the two side base portions 122 are respectively connected to both ends of the main base 121, and the two side base portions 122 are disposed opposite to each other, one ends of the two side base portions 122 remote from the main base 121 are respectively connected to the second bracket 130, and the main base 121, the two side base portions 122, and the second bracket 130 form a mounting chamber 103 and a mounting groove 101 therebetween. The shape of the first bracket 120 may be understood as a U-shaped structure, the shape of the second bracket 130 may be understood as a plate-shaped structure, the sealing ring, the light-transmitting member 320 and the light filter 310 are installed in the cavity of the first bracket 120, and then the second bracket 130 covers the cavity opening of the first bracket 120, so that the structure has good fixing effect on the parts and is convenient to assemble.

The outer circumferential surface of the sealing ring is provided with a limit groove 403, the limit groove 403 is located at one side of the optical filter 310 away from the light emitting assembly 200, the inner wall of the main base 121 and/or the side base 122 located at the mounting groove 101 is provided with a limit convex part 110, and the limit convex part 110 and the limit groove 403 are in limit fit. The inner wall of the main base 121 or the side base 122, which is positioned in the mounting groove 101, is provided with a limiting convex part 110, so that after the sealing ring is mounted in the mounting groove 101, the sealing ring can be limited and supported by the limiting convex part 110, and the sealing effect is ensured.

Specifically, as shown in fig. 3 and 9, the limit protrusion 110 includes a main rib 111 and two side ribs 112, the main rib 111 is located on the inner wall of the main base 121, and the two side ribs 112 are located on the inner walls of the two side base 122, respectively; the limit groove 403 comprises a main bar groove 4032 and two side bar grooves 4033, the main bar groove 4032 is positioned at one side of the sealing ring facing the main base 121, and the two side bar grooves 4033 are respectively positioned at two opposite sides of the sealing ring; wherein, the main rib 111 is in limit fit with the main bar-shaped groove 4032, and the two side ribs 112 are respectively in limit fit with the two side bar-shaped grooves 4033. In this embodiment, the limiting protrusion 110 may be understood as a U-shaped structure, and the limiting groove 403 is also a U-shaped structure, so that the two are tightly matched after assembly.

In this embodiment, the limiting protrusions 110 are at least distributed on the inner walls of the two side bases 122, the first bracket 120 has a notch for inserting the light-transmitting member 320, the sealing ring and the optical filter 310 on the side facing the second bracket 130, and the limiting protrusions 110 have notches 113 near the notches. Through set up breach 113 on spacing convex part 110, can dodge the sealing washer, be favorable to inserting the sealing washer in the cavity of first support 120, avoided spacing convex part 110 at the direction size overlength of inserting the sealing washer and lead to too big with the sealing washer area of contact, the resistance is too big, promptly the setting of breach 113 can convenient assembly.

In this embodiment, the installation process of the sealing ring, the optical filter 310 and the light transmitting member 320 is described as follows: step 1, a sealing ring is sleeved on the light-transmitting piece 320. Step 2, installing the sealing ring and the transparent member 320 together in the cavity of the first bracket 120, wherein the sealing ring is inserted into the mounting groove 101, the limiting convex part 110 is matched with the limiting groove 403 on the sealing ring, and the limiting convex part 110 is missing at the notch of the mounting groove 101, so that the transparent member 320 and the sealing ring are conveniently integrated into the mounting groove 101, and the sealing ring is conveniently deformed to have stronger buffering capacity after the assembly is completed. Step 3, the optical filter 310 is inserted into the slot 401 on the sealing ring. And 4, sealing the notch of the mounting groove 101 through the second bracket 130, so as to fix the sealing ring, the optical filter 310 and the light-transmitting piece 320.

As shown in fig. 2 to 5, the sealing ring is sleeved on the light-transmitting member 320; the inner wall of the mounting cavity 103 is provided with a positioning rib 104, the outer wall of the light-transmitting piece 320 is provided with a positioning groove 321, and the positioning rib 104 is in limit fit with the positioning groove 321; or the inner wall of the mounting cavity 103 is provided with a positioning groove 321, the outer wall of the light-transmitting piece 320 is provided with a positioning rib 104, and the positioning rib 104 is in limit fit with the positioning groove 321. Through the cooperation of the positioning rib 104 and the positioning groove 321, reliable limiting of the light-transmitting piece 320 is achieved, the precision of the assembly position is guaranteed, the relative position precision of the light-transmitting piece 320 and the sealing ring is guaranteed, and the sealing effect is guaranteed.

As shown in fig. 4, 5 and 9, a side wall of the limit groove 403 of the seal ring, which is far from the light emitting module 200, is bent to form a clamping protrusion 404, the side base 122 has a clamping side surface opposite to the clamping protrusion 404, a clamping groove 123 matching the shape of the clamping protrusion 404 is provided on the clamping side surface, and the clamping protrusion 404 is clamped into the clamping groove 123. By this construction, a reliable connection of the sealing ring and the first bracket 120 is achieved, and the position of the sealing ring is precisely defined. The sealing effect can be improved by the structural arrangement, and water vapor is prevented from entering the interval space.

Specifically, the outer peripheral surface of the sealing ring is provided with a limit groove 403, the limit groove 403 is positioned at one side of the optical filter 310, which is away from the light-emitting component 200, the inner walls of the main base 121 and the side base 122, which are positioned at the mounting groove 101, are provided with limit convex parts 110, and the limit convex parts 110 and the limit groove 403 are in limit fit; wherein, the clamping convex parts 404 are located at one side of the limiting groove 403 away from the light emitting component 200, the clamping convex parts 404 are two, the two clamping convex parts 404 are located at two opposite sides of the sealing ring, the clamping grooves 123 are two, the two clamping grooves 123 are respectively located at two side base parts 122, and the two clamping convex parts 404 are respectively matched with the two clamping grooves 123. In this scheme, through the spacing cooperation of spacing convex part 110 and spacing groove 403, and the spacing cooperation of two screens convex part 404 and two screens grooves 123 respectively, realized the installation and the location to the sealing washer jointly, guaranteed connection and sealed reliability.

As shown in fig. 3 and 7, the side of the second bracket 130 facing the main base 121 has a pressing groove 131, the pressing groove 131 is a part of the mounting groove 101, and the sealing ring and the side of the optical filter 310 facing away from the main base 121 are limited in the pressing groove 131. Limiting the sealing ring and the side of the optical filter 310 facing away from the main base 121 is achieved by the pressure groove 131, so that limiting is achieved in the whole circumferential direction of the sealing ring.

Specifically, the second bracket 130 includes a pressing cover 132, a first baffle 133 and a second baffle 134, the first baffle 133 and the second baffle 134 are disposed side by side on a side of the pressing cover 132 facing the main base 121, a region between the first baffle 133, the second baffle 134 and the pressing cover 132 forms a pressing groove 131, and both ends of the pressing cover 132 are connected to the two side base 122, respectively. The end of the first baffle 133 limits the light-transmitting member 320, and the side wall of the first baffle 133 limits the sealing ring. The end of the gland 132 is attached to the base 122 by screws or other fasteners.

In this scheme, the second bracket 130 has a pressing groove 131, and one side of the sealing ring and the optical filter 310 is limited in the pressing groove 131; the skin treatment device further comprises a light source bracket 500, the light emitting assembly 200 is installed in the cavity of the light source bracket 500, a third baffle 510 is arranged on one side of the light source bracket 500 facing the second bracket 130, and the third baffle 510 extends into the pressing groove 131 and is in limit fit with the inner wall of the pressing groove 131. The light source bracket 500 supports the light emitting assembly 200, and the third baffle 510 extends into the pressing groove 131 and is in limit fit with the inner wall of the pressing groove 131, so that the mutual limit of the light source bracket 500 and the second bracket 130 is realized, and the connection reliability is ensured.

In this embodiment, the light emitting assembly 200 includes a light emitting member 210 and a light reflecting cup 220, the light emitting member 210 is installed in the light reflecting cup 220, the light reflecting cup 220 is used for reflecting light emitted by the light emitting member 210 to the optical filter 310, the light reflecting cup 220 has a light emitting opening 201, that is, the light reflecting cup 220 defines the light emitting opening 201. The arc-shaped inner wall of the reflecting cup 220 reflects the light emitted by the light emitting element 210, so that the light is collected to the light emitting port 201 to be emitted.

Specifically, the light emitting port 201 is defined by the upper and lower side edges of the reflector cup 220 and both end side edges.

Specifically, as shown in fig. 5 and 6, the length of the reflector cup 220 is L1, the length of the collar of the seal structure 400 is L2, and L1 is less than or equal to L2; the distance between the two opposite edges (i.e., the upper side edge and the lower side edge) of the inner side of the reflector cup 220 in the width direction is L3, and the width of the collar opening of the sealing structure 400 is L4, where L3 is equal to or less than L4. By the above size limitation, it is ensured that the sealing structure 400 is located outside the coverage space of the light emitting port 201 of the light emitting assembly 200, i.e. the light emitted from the light emitting port 201 does not impinge on the sealing structure 400.

As shown in fig. 10 to 14, in the second embodiment of the present utility model, the sealing structure 400 includes a first sealing ring 410 and a second sealing ring 420, the first sealing ring 410 is sleeved on the periphery of the light-transmitting member 320, and the second sealing ring 420 is pressed between the first sealing ring 410 and the optical filter 310. In this embodiment, the sealing of the intermediate space 330 is likewise achieved by the cooperation of two sealing rings.

The bracket assembly 100 has a mounting groove 101, the sealing structure 400 is located in the mounting groove 101, a mating rib 411 is disposed on a side of the first sealing ring 410 facing away from the second sealing ring 420, and the mating rib 411 abuts against a sidewall of the mounting groove 101 facing the optical filter 310. By abutting the matching convex rib 411 with the side wall of the mounting groove 101, which faces the optical filter 310, the sealing reliability of the first sealing ring 410 and the bracket assembly 100 is ensured.

As shown in fig. 12 and 13, a clamping protrusion 404 is disposed on a side of the first sealing ring 410 facing away from the second sealing ring 420, the clamping protrusion 404 is disposed on a side of the matching rib 411 facing away from the center of the first sealing ring 410, and a clamping groove 123 is disposed on a side wall of the mounting groove 101 facing the optical filter 310, and the clamping protrusion 404 is clamped into the clamping groove 123. By this structure, reliable connection of the first seal ring 410 and the bracket assembly 100 is achieved, and the position of the first seal ring 410 is precisely defined, and the sealing effect can be improved by this structural arrangement, so that water vapor is prevented from entering the space 330.

In some embodiments of the present disclosure, the first seal ring 410 and the second seal ring 420 are in face-to-face engagement. Or in the second embodiment, the bracket assembly 100 has a mounting groove 101, the bracket assembly 100 has a limiting protrusion 110 located on the inner wall of the mounting groove 101, and the limiting protrusion 110 is located in a gap between the first sealing ring 410 and the second sealing ring 420, so as to position and seal the first sealing ring 410 and the second sealing ring 420. The limiting protrusion 110 limits the first seal ring 410 and the second seal ring 420 in the axial direction of the first seal ring 410 and the second seal ring 420.

In an embodiment, which is not shown, the limiting protrusion 110 includes a spacer ring and a protrusion, the spacer ring is abutted to one side of the first seal ring 410 facing the second seal ring 420, the protrusion is disposed on one side of the spacer ring facing away from the first seal ring 410, the second seal ring 420 is sleeved on the protrusion, and the second seal ring 420 is compressed between the spacer ring and the optical filter 310. This achieves accurate positioning of the first seal ring 410 and the second seal ring 420 by the spacer ring and the boss, and sealing by close fitting.

In one embodiment, not shown, the inner peripheral surface of the spacer ring is provided with a positioning protrusion, and the light-transmitting member 320 abuts against the positioning protrusion toward one side of the filter 310. By the positioning convex portion, the positioning effect on the optical filter 310 can be improved. The positioning convex parts can be arranged into a plurality of block structures which are circumferentially arranged along the separation ring.

In the second embodiment, a part of the surfaces of the first sealing ring 410 and the second sealing ring 420 are abutted, a gap is formed between the other part of the surfaces of the first sealing ring 410 and the second sealing ring 420, and the skin treatment device further comprises a limiting protrusion 110, wherein the limiting protrusion 110 is located in the gap between the first sealing ring 410 and the second sealing ring 420. The first seal ring 410 and the second seal ring 420 can be limited by the limiting protrusion 110.

As shown in fig. 11 and 14, the limiting protrusion 110 is semi-annular, one side of the second sealing ring 420 facing the first sealing ring 410 is provided with a semi-annular protrusion 421, and the semi-annular limiting protrusion 110 and the semi-annular protrusion 421 jointly enclose the diffraction light port 201 to cover a space; the gap between the first sealing ring 410 and the second sealing ring 420 is semi-annular and matches the shape of the limit protrusion 110, and the semi-annular protrusion 421 abuts against a part of the surface of the first sealing ring 410. This achieves a seal between the first seal ring 410 and the second seal ring 420 by the cooperation of the semi-annular protrusion 421 and the stopper protrusion 110.

As shown in fig. 10, the second sealing ring 420 has an annular sealing rib 402 on a side facing the light emitting assembly 200, and the sealing rib 402 abuts against the optical filter 310. This ensures a reliable seal between the second sealing ring 420 and the optical filter 310 by the sealing bead 402.

In the second embodiment, the second sealing ring 420 is provided with a slot 401 on a side facing the light emitting component 200, and the optical filter 310 is inserted into the slot 401. The optical filter 310 and the second sealing ring 420 can be connected in a plugging manner through the slot 401, so that the assembly is convenient.

In an embodiment, which is not shown, the second sealing ring 420 may be disposed on the side of the optical filter 310 facing away from the light emitting assembly 200, and the second sealing ring 420 is in surface-to-surface contact with the optical filter 310, so that the sealing between the second sealing ring 420 and the optical filter 310 is also achieved.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (30)

1. A skin treatment device, comprising:

a bracket assembly (100);

a light emitting module (200), wherein the light emitting module (200) is provided with a light emitting port (201) for emitting light;

a filter (310) positioned at one side of the light outlet (201) from which the light is emitted;

the light transmission piece (320) is arranged on the bracket assembly (100), the light transmission piece (320) is positioned on one side of the optical filter (310) away from the light emitting assembly (200), and a spacing space (330) is formed between the light transmission piece (320) and the optical filter (310);

-a sealing structure (400), the sealing structure (400) sealing the spacing space (330), and the sealing structure (400) being located outside the light exit (201) coverage space.

2. The skin treatment device according to claim 1, wherein the sealing structure (400) comprises a sealing ring, and wherein the light transmissive element (320) and the light filter (310) are each in sealing engagement with the sealing ring.

3. The skin treatment device according to claim 2, wherein the sealing ring has a slot (401), and the filter (310) is inserted into the slot (401).

4. A skin treatment device according to claim 3, characterized in that the inner wall of the slot (401) has an annular sealing bead (402), the sealing bead (402) abutting the filter (310).

5. The skin treatment device according to claim 2, wherein the sealing ring is provided with a limit groove (403) on the outer circumferential surface, the limit groove (403) is positioned on one side of the optical filter (310) away from the light emitting assembly (200), the bracket assembly (100) is provided with a mounting groove (101), the optical filter (310) and the sealing ring are mounted in the mounting groove (101) together, the inner wall of the mounting groove (101) is provided with a protruding limit convex part (110), and the limit convex part (110) and the limit groove (403) are in limit fit.

6. A skin treatment device according to claim 3, wherein the sealing ring has a limit groove (403) on its outer circumferential surface, the limit groove (403) is located on a side of the optical filter (310) facing away from the light emitting assembly (200), the bracket assembly (100) has a mounting groove (101), the optical filter (310) and the sealing ring are mounted together in the mounting groove (101), the inner wall of the mounting groove (101) has a protruding limit protrusion (110), and the limit protrusion (110) is inserted into the limit groove (403) to be in limit fit with the limit groove (403); the slot (401) is provided with a first inserting opening (4011) for inserting the optical filter (310), the limiting groove (403) is provided with a second inserting opening (4031) for inserting the limiting convex part (110), the first inserting opening (4011) and the second inserting opening (4031) are respectively positioned on two opposite sides of the sealing ring, and the opening directions of the first inserting opening (4011) and the second inserting opening (4031) are opposite.

7. The skin treatment device according to claim 2, wherein the holder assembly (100) comprises a first holder (120) and a second holder (130) connected to each other, a mounting cavity (103) and a mounting groove (101) are formed around between the first holder (120) and the second holder (130), the light transmissive member (320) is mounted in the mounting cavity (103), and the sealing ring is mounted in the mounting groove (101).

8. The skin treatment device according to claim 7, wherein the first bracket (120) comprises a main base (121) and two side base parts (122), the two side base parts (122) are respectively connected with two ends of the main base (121), the two side base parts (122) are oppositely arranged, one end of the two side base parts (122) away from the main base (121) is respectively connected with the second bracket (130), and the main base (121), the two side base parts (122) and the second bracket (130) are surrounded to form the mounting cavity (103) and the mounting groove (101).

9. The skin treatment device according to claim 8, wherein the outer circumferential surface of the sealing ring is provided with a limit groove (403), the limit groove (403) is positioned at one side of the optical filter (310) away from the light emitting assembly (200), the main base (121) and/or the side base (122) is positioned at the inner wall of the mounting groove (101) and is provided with a limit protrusion (110), and the limit protrusion (110) and the limit groove (403) are in limit fit.

10. The skin treatment device according to claim 9, wherein the limit protrusion (110) comprises a main bead (111) and two lateral beads (112), the main bead (111) being located on the inner wall of the main base (121), the two lateral beads (112) being located on the inner walls of the two lateral base (122), respectively; the limiting groove (403) comprises a main strip-shaped groove (4032) and two side strip-shaped grooves (4033), the main strip-shaped groove (4032) is positioned at one side of the sealing ring facing the main base (121), and the two side strip-shaped grooves (4033) are respectively positioned at two opposite sides of the sealing ring; the main ribs (111) are in limit fit with the main strip-shaped grooves (4032), and the two side ribs (112) are in limit fit with the two side strip-shaped grooves (4033) respectively.

11. The skin treatment device according to claim 10, wherein the limit protrusion (110) is distributed at least on the inner walls of the two side base parts (122), the first bracket (120) has a notch for inserting the light-transmitting member (320), the seal ring and the filter (310) on a side facing the second bracket (130), and the limit protrusion (110) has a notch (113) at a position near the notch.

12. The skin treatment device according to claim 7, wherein the sealing ring is sleeved on the light-transmitting member (320); the inner wall of the mounting cavity (103) is provided with a positioning rib (104), the outer wall of the light-transmitting piece (320) is provided with a positioning groove (321), and the positioning rib (104) is in limit fit with the positioning groove (321); or the inner wall of the mounting cavity (103) is provided with a positioning groove (321), the outer wall of the light-transmitting piece (320) is provided with a positioning rib (104), and the positioning rib (104) is in limit fit with the positioning groove (321).

13. The skin treatment device according to claim 8, wherein a side wall of the limit groove (403) of the seal ring, which is far from the light emitting component (200), is bent to form a clamping protrusion (404), the side base (122) has a clamping side surface arranged opposite to the clamping protrusion (404), a clamping groove (123) matched with the clamping protrusion (404) in shape is arranged on the clamping side surface, and the clamping protrusion (404) is clamped into the clamping groove (123).

14. The skin treatment device according to claim 13, wherein the outer circumferential surface of the sealing ring is provided with a limit groove (403), the limit groove (403) is positioned at one side of the optical filter (310) away from the light emitting assembly (200), the main base (121) and the side base (122) are positioned at the inner wall of the mounting groove (101) and are provided with limit protrusions (110), and the limit protrusions (110) and the limit groove (403) are in limit fit; wherein, screens convex part (404) are located spacing groove (403) deviate from one side of luminous subassembly (200), screens convex part (404) are two, two screens convex part (404) are located the opposite both sides of sealing washer, screens groove (123) are two, two screens groove (123) are located two respectively side base (122), two screens convex part (404) respectively with two screens groove (123) cooperation.

15. The skin treatment device according to claim 8, wherein a side of the second bracket (130) facing the main base (121) is provided with a pressing groove (131), the pressing groove (131) is a part of the mounting groove (101), and a side of the sealing ring and the optical filter (310) facing away from the main base (121) is limited in the pressing groove (131).

16. The skin treatment device according to claim 15, wherein the second holder (130) comprises a pressing cover (132), a first baffle (133) and a second baffle (134), the first baffle (133) and the second baffle (134) being arranged side by side on a side of the pressing cover (132) facing the main base (121), an area between the first baffle (133), the second baffle (134) and the pressing cover (132) forming the pressing groove (131), both ends of the pressing cover (132) being connected to the two side base parts (122), respectively.

17. The skin treatment device according to claim 7, wherein the second bracket (130) has a pressing groove (131), and one side of the sealing ring and the optical filter (310) is limited in the pressing groove (131); the skin treatment device further comprises a light source support (500), the light emitting assembly (200) is installed in a cavity of the light source support (500), a third baffle (510) is arranged on one side, facing the second support (130), of the light source support (500), and the third baffle (510) stretches into the pressing groove (131) and is in limit fit with the inner wall of the pressing groove (131).

18. The skin treatment device according to claim 1, wherein the light emitting assembly (200) comprises a light emitting member (210) and a reflector cup (220), the light emitting member (210) being mounted within the reflector cup (220), the reflector cup (220) being adapted to reflect light emitted by the light emitting member (210) to the filter (310), the reflector cup (220) defining the light outlet (201).

19. The skin treatment device according to claim 18, wherein the reflector cup (220) has a length L1, and the seal structure (400) has a collar length L2, L1 being equal to or less than L2; the distance between two opposite edges of the inner side of the reflecting cup (220) in the width direction is L3, and the width of a ring opening of the sealing structure (400) is L4, wherein L3 is less than or equal to L4.

20. The skin treatment device according to claim 1, wherein the sealing structure (400) comprises a first sealing ring (410) and a second sealing ring (420), the first sealing ring (410) is sleeved on the circumference side of the light-transmitting member (320), and the second sealing ring (420) is pressed between the first sealing ring (410) and the optical filter (310).

21. The skin treatment device according to claim 20, wherein the holder assembly (100) has a mounting groove (101), the sealing structure (400) is located in the mounting groove (101), a mating bead (411) is provided on a side of the first sealing ring (410) facing away from the second sealing ring (420), and the mating bead (411) abuts against a side wall of the mounting groove (101) facing the optical filter (310).

22. The skin treatment device according to claim 21, wherein a clamping protrusion (404) is arranged on a side of the first sealing ring (410) facing away from the second sealing ring (420), the clamping protrusion (404) is located on a side of the matching rib (411) facing away from the center of the first sealing ring (410), a clamping groove (123) is formed in a side wall of the mounting groove (101) facing the optical filter (310), and the clamping protrusion (404) is clamped into the clamping groove (123).

23. The skin treatment device according to claim 20, wherein the first seal ring (410) and the second seal ring (420) are in face-to-face engagement; or the bracket assembly (100) is provided with a mounting groove (101), the bracket assembly (100) is provided with a limit protrusion (110) positioned on the inner wall of the mounting groove (101), and the limit protrusion (110) is positioned in a gap between the first sealing ring (410) and the second sealing ring (420) so as to position and seal the first sealing ring (410) and the second sealing ring (420).

24. The skin treatment device according to claim 23, wherein the limiting protrusion (110) comprises a spacer ring and a protrusion, the spacer ring is abutted against one side of the first sealing ring (410) facing the second sealing ring (420), the protrusion is arranged on one side of the spacer ring facing away from the first sealing ring (410), the second sealing ring (420) is sleeved on the protrusion, and the second sealing ring (420) is pressed between the spacer ring and the optical filter (310).

25. The skin treatment device according to claim 24, wherein an inner peripheral surface of the spacer ring is provided with a positioning protrusion, and a side of the light-transmitting member (320) facing the optical filter (310) abuts against the positioning protrusion.

26. The skin treatment device according to claim 20, wherein a portion of the surfaces of the first seal ring (410) and the second seal ring (420) abut, a gap is provided between the other portion of the surfaces of the first seal ring (410) and the second seal ring (420), the skin treatment device further comprising a spacing protrusion (110), the spacing protrusion (110) being located within the gap between the first seal ring (410) and the second seal ring (420).

27. The skin treatment device according to claim 26, wherein the limit protrusion (110) is semi-annular, a semi-annular protrusion (421) is provided on a side of the second sealing ring (420) facing the first sealing ring (410), and the semi-annular limit protrusion (110) and the semi-annular protrusion (421) jointly surround the light emitting opening (201) to cover a space; the gap between the first sealing ring (410) and the second sealing ring (420) is semi-annular and is matched with the shape of the limiting convex part (110), and the semi-annular convex part (421) is abutted with a part of the surface of the first sealing ring (410).

28. The skin treatment device according to claim 20, wherein a side of the second sealing ring (420) facing the light emitting assembly (200) has an annular sealing bead (402), the sealing bead (402) abutting the filter (310).

29. The skin treatment device according to claim 20, wherein a side of the second sealing ring (420) facing the light emitting assembly (200) is provided with a slot (401), and the optical filter (310) is inserted into the slot (401).

30. The skin treatment device according to claim 20, wherein the second sealing ring (420) is disposed on a side of the optical filter (310) facing away from the light emitting assembly (200), and the second sealing ring (420) is in surface-to-surface contact with the optical filter (310).