CN220417087U - Luminance-adjustable lamp and lighting equipment - Google Patents
Luminance-adjustable lamp and lighting equipment Download PDFInfo
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- CN220417087U CN220417087U CN202322366247.2U CN202322366247U CN220417087U CN 220417087 U CN220417087 U CN 220417087U CN 202322366247 U CN202322366247 U CN 202322366247U CN 220417087 U CN220417087 U CN 220417087U
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Abstract
The application provides a luminance adjustable lamps and lanterns and lighting apparatus. The lamp with the adjustable brightness comprises a lamp body, a rotating bracket, a first polaroid and a second polaroid. One end of the rotating bracket is inserted into the lamp body, the projection of the rotating bracket on the lamp body is positioned in the light emergent surface of the lamp body, and the other end of the rotating bracket protrudes out of the lamp body. The first polaroid is sleeved on the rotating support, the first polaroid is arranged close to the light emitting surface of the lamp body, and the rotating support is rotationally connected to the lamp body. The second polaroid is sleeved on the rotating support, the second polaroid is positioned on one side, far away from the lamp body, of the first polaroid, the second polaroid and the first polaroid are arranged at intervals, and the extending direction of the rotating support is intersected with the plane where the first polaroid is positioned and the plane where the second polaroid is positioned respectively. The lamp with adjustable brightness has the advantages of simple structure, better light emitting effect and smaller overall appearance change degree.
Description
Technical Field
The utility model relates to the technical field of lighting lamps, in particular to a lamp with adjustable brightness and lighting equipment.
Background
In the same space, the different brightnesses of the lamplight give different feelings to the user, and the adaptability of the user to the different brightnesses of the lamplight is different for different time periods in a day, for example, before falling asleep, the brightness of the lamplight in a bedroom is adjusted to 30%, so that the user is in a leisure and comfortable state, and the user is helped to fall asleep; in the guest room, the brightness of the lamplight is adjusted to 100%, so that the user can process the state with more concentrated spirit, communication and communication of the user are facilitated, that is, the brightness adjustment of the lamplight is facilitated for different use scenes or use time, and the user is in a better state to control the work and life rhythm more efficiently.
The existing lamps with more adjustable brightness are adjustable by adding adjustable resistors, but the circuit control structure is complex and the cost is high; the other is that the light brightness is adjustable by adjusting the light emergent area of the lamp, such as the Chinese patent application with the application number of 201310535823.X, the light emergent area is controlled by the overlapped area of the first light passing hole and the second light passing hole in the relative rotation of the inner lampshade and the outer lampshade, so that the brightness of the lamp is adjusted, but the light emergent effect is poor, and the overall appearance of the lamp is greatly changed; as another example, the application number is 201811262774.6, the inner arc-shaped frosted film and the outer arc-shaped frosted film are gradually covered, the area of the area with better light transmission is gradually reduced, the light transmittance of the LED lamp from the top is reduced, the brightness of the LED lamp is changed, but the structure is more complex, the light emitting effect is poorer, and the overall appearance of the lamp is greatly changed.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide the lamp with adjustable brightness and the lighting equipment, which have the advantages of simple structure, better light emitting effect and small change degree of the overall appearance of the lamp.
The aim of the utility model is realized by the following technical scheme:
the utility model provides a luminance adjustable lamps and lanterns, includes the lamp body, still includes:
the projection of the rotary bracket on the lamp body is positioned in the light emergent surface of the lamp body, and the other end of the rotary bracket protrudes out of the lamp body;
the first polaroid is sleeved on the rotating bracket, and is arranged close to the light emitting surface of the lamp body, and the rotating bracket is rotationally connected with the lamp body;
the second polaroid is sleeved on the rotating support, the second polaroid is located on one side, away from the lamp body, of the first polaroid, the second polaroid is arranged at intervals with the first polaroid, and the extending direction of the rotating support is intersected with the plane where the first polaroid is located and the plane where the second polaroid is located respectively.
In one embodiment, an end of the rotating bracket away from the lamp body at least partially protrudes from the second polarizer.
In one embodiment, the light fixture with adjustable brightness further comprises a stirring piece, wherein the stirring piece is connected with the rotating support, and at least part of the stirring piece protrudes out of the rotating support.
In one embodiment, the stirring piece is respectively arranged at intervals with the first polaroid and the second polaroid.
In one embodiment, the stirring piece comprises a sleeving part and a stirring part, the sleeving part is sleeved on the rotating support, the stirring part is connected with the sleeving part, and at least part of the stirring part protrudes out of the sleeving part.
In one embodiment, the sleeve joint part and the poking part are positioned on one side of the second polaroid away from the lamp body.
In one embodiment, the extending direction of the rotating support is perpendicular to the plane of the first polarizer and the plane of the second polarizer respectively.
In one embodiment, the projection of the second polarizer on the lamp body is located within the projection of the first polarizer on the lamp body.
In one embodiment, the lamp body comprises a lamp shell, a light source piece and a lens, wherein a light outlet cavity and a light outlet are formed in the lamp shell, the light outlet cavity is communicated with the light outlet, the light source piece is arranged in the light outlet cavity and is connected with the lamp shell, the lens cover is arranged on the light outlet and is connected with the lamp shell to form a light outlet surface, the light source piece faces the light outlet surface, one end of the rotating support penetrates through the lens and is positioned in the light outlet cavity, the rotating support in the light outlet cavity is in rotary connection with the lamp shell, the rotating support avoids the light source piece, the first polaroid is adjacent to the lens, and the second polaroid is arranged on one side, far away from the lamp shell, of the first polaroid.
A lighting device comprising a mounting member and the adjustable brightness luminaire of any one of the above embodiments, wherein the mounting member is connected to the lamp body, and the mounting member is disposed at an end of the lamp body away from the first polarizer.
Compared with the prior art, the utility model has at least the following advantages:
according to the lamp with the adjustable brightness, one end of the rotating support is inserted into the lamp body on the basis of the lamp body, the projection of the rotating support on the lamp body is located in the light-emitting surface of the lamp body, the other end of the rotating support protrudes out of the lamp body, namely, the rotating support is protruded at the light-emitting surface of the lamp body, the rotating support can rotate relative to the lamp body, the first polaroid is further matched with the rotating support to enable the first polaroid to be arranged close to the light-emitting surface of the lamp body, the first polaroid and the second polaroid are sleeved on the rotating support, the second polaroid and the first polaroid are arranged at intervals, the extending direction of the rotating support is intersected with the plane of the first polaroid and the plane of the second polaroid respectively, namely, the first polaroid and the second polaroid are arranged on one side of the light-emitting surface of the lamp body, the light-cutting effect is achieved on the light-emitting surface of the lamp body, the brightness of the second polaroid is further achieved in the process that the second polaroid rotates relative to the lamp body, the problem of local brightness generated by the lamp body is avoided, the brightness of the lamp is improved, the light-adjustable brightness is improved, the first polaroid and the second polaroid and the overall decorative effect of the lamp with the overall appearance and the first polaroid and the overall structure and the overall appearance on the outside structure are changed simply.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a luminance-adjustable lamp according to an embodiment of the utility model;
FIG. 2 is a schematic view of another structure of the adjustable-brightness lamp shown in FIG. 1;
fig. 3 is a cross-sectional view of the adjustable-brightness luminaire of fig. 1.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The application provides a luminance adjustable lamps and lanterns. The lamp with the adjustable brightness comprises a lamp body, a rotating bracket, a first polaroid and a second polaroid. One end of the rotating bracket is inserted into the lamp body, the projection of the rotating bracket on the lamp body is positioned in the light emergent surface of the lamp body, and the other end of the rotating bracket protrudes out of the lamp body. The first polaroid is sleeved on the rotating support, the first polaroid is arranged close to the light emitting surface of the lamp body, and the rotating support is rotationally connected to the lamp body. The second polaroid is sleeved on the rotating support, the second polaroid is positioned on one side, far away from the lamp body, of the first polaroid, the second polaroid and the first polaroid are arranged at intervals, and the extending direction of the rotating support is intersected with the plane where the first polaroid is positioned and the plane where the second polaroid is positioned respectively.
The lamp with the adjustable brightness is characterized in that one end of the rotating support is inserted into the lamp body on the basis of the lamp body, the projection of the rotating support on the lamp body is located in the light-emitting surface of the lamp body, the other end of the rotating support protrudes out of the lamp body, namely, the rotating support is protruded at the light-emitting surface of the lamp body, the rotating support can rotate relative to the lamp body, the rotating support is further matched with the rotating support to enable the first polaroid to be arranged close to the light-emitting surface of the lamp body, the first polaroid and the second polaroid are sleeved on the rotating support, the second polaroid and the first polaroid are arranged at intervals, the extending direction of the rotating support is intersected with the plane of the first polaroid and the plane of the second polaroid respectively, namely, the first polaroid and the second polaroid are arranged on one side of the light-emitting surface of the lamp body, the light rays emitted out of the lamp body have the function of light interception, the second polaroid can be further adjusted relative to the light rays of the lamp body through the rotating support, the problem of local brightness generated by the lamp body is avoided, the light brightness of the lamp body is improved, the light-emitting effect of the lamp with the adjustable brightness is improved, the first polaroid and the overall appearance of the lamp body is changed, the overall appearance of the lamp body is simple, and the overall appearance of the lamp is changed, and the appearance of the lamp is easy, and the appearance is easy.
For better understanding of the luminance-adjustable luminaire of the present application, the luminance-adjustable luminaire of the present application is further explained below:
referring to fig. 1 to 3, an adjustable-brightness lamp 10 according to an embodiment includes a lamp body 100, a rotating bracket 200, a first polarizer 300 and a second polarizer 400. One end of the rotary bracket 200 is inserted into the lamp body 100, the projection of the rotary bracket 200 on the lamp body 100 is positioned in the light emergent surface of the lamp body 100, and the other end of the rotary bracket 200 protrudes out of the lamp body 100. The first polarizer 300 is sleeved on the rotating bracket 200, and the first polarizer 300 is disposed adjacent to the light emitting surface of the lamp body 100, and the rotating bracket 200 is rotatably connected to the lamp body 100. The second polarizer 400 is sleeved on the rotating bracket 200, and the second polarizer 400 is located at one side of the first polarizer 300 away from the lamp body 100, the second polarizer 400 is spaced from the first polarizer 300, and the extending direction of the rotating bracket 200 intersects with the plane of the first polarizer 300 and the plane of the second polarizer 400 respectively.
According to the lamp 10 with the adjustable brightness, on the basis of the lamp body 100, one end of the rotating support 200 is inserted into the lamp body 100, the projection of the rotating support 200 on the lamp body 100 is located in the light-emitting surface of the lamp body 100, the other end of the rotating support 200 protrudes out of the lamp body 100, namely, the rotating support 200 is protruded at the light-emitting surface of the lamp body 100, the rotating support 200 can rotate relative to the lamp body 100, the first polarizing plate 300 is further matched to be arranged close to the light-emitting surface of the lamp body 100, the first polarizing plate 300 and the second polarizing plate 400 are sleeved on the rotating support 200, the second polarizing plate 400 and the first polarizing plate 300 are arranged at intervals, the extending direction of the rotating support 200 is intersected with the plane of the first polarizing plate 300 and the plane of the second polarizing plate 400 respectively, namely, the first polarizing plate 300 and the second polarizing plate 400 are arranged on one side of the light-emitting surface of the lamp body 100, the light-emitting surface of the lamp body 100 is cut off, the second polarizing plate 400 is further matched with the light-emitting surface of the lamp body 100, the first polarizing plate 300 is arranged in the process of rotating support 200 relative to the lamp body 100, the light-emitting surface of the lamp body 100 is realized, the light-emitting effect of the lamp 100 is improved, and the light-emitting effect of the lamp 100 is better appearance is better, and the light-emitting effect is better than the light-emitting effect of the lamp 100 is better than the light-emitting surface is compared with the light-emitting device, and the lamp 100.
It should be noted that, the function of color switching can be achieved in the process of rotating the second polarizer 400 of the light fixture 10 with adjustable brightness relative to the first polarizer 300, that is, under the condition that the adjustment of the brightness of the light fixture 10 with adjustable brightness is achieved, the adjustment of the light emitting color of the light fixture 10 with adjustable brightness is also achieved, so that the use requirement of a user can be better adapted.
Referring to fig. 1 to 3, in one embodiment, an end of the rotating bracket 200, which is far away from the lamp body 100, protrudes from the second polarizer 400 at least partially, which is beneficial for a user to directly rotate the rotating bracket 200 with respect to the second polarizer 400, so as to improve the convenience of using the brightness-adjustable lamp 10.
Referring to fig. 1 to 3 together, it can be understood that when the user rotates the second polarizer 400, the user can hold the rotating bracket 200 and the second polarizer 400, and if the user holds the rotating bracket 200 to rotate the second polarizer 400, the lamp body 100, the first polarizer 300 and the second polarizer 400 all generate mechanical interference when the user holds the rotating bracket 200, so as to influence the user to rotate the second polarizer 400 by the rotating bracket 200; if the second polarizer 400 directly rotates, the second polarizer 400 is easy to be stained, and the light emitting effect of the light fixture 10 with adjustable brightness is affected, so that in order to better improve the convenience of rotation adjustment of the second polarizer 400 by a user and better ensure the light emitting effect of the light fixture 10 with adjustable brightness, in one embodiment, the light fixture 10 with adjustable brightness further comprises a stirring piece 500, the stirring piece 500 is connected with the rotating bracket 200, at least part of the stirring piece 500 protrudes out of the rotating bracket 200, the stirring piece 500 protruding out of the rotating bracket 200 is beneficial to the convenience of holding of the user, and the user is prevented from directly holding the second polarizer 400, so that the convenience of rotation adjustment of the user on the second polarizer 400 is improved under the condition of ensuring the light emitting effect of the light fixture 10 with adjustable brightness.
Referring to fig. 1 to 3, in one embodiment, the stirring member 500 is disposed at intervals with the first polarizer 300 and the second polarizer 400, so that rubbing of the stirring member 500 on the first polarizer 300 and the second polarizer 400 is reduced, and further, the light emitting effect of the light fixture 10 with adjustable brightness is better ensured.
Referring to fig. 1 to 3, in one embodiment, the toggle member 500 includes a socket portion 510 and a toggle portion 520, the socket portion 510 is sleeved on the rotating bracket 200, the toggle portion 520 is connected to the socket portion 510, and the toggle portion 520 protrudes from the socket portion 510 at least partially, so as to improve the stability and convenience of adjusting the brightness of the brightness-adjustable lamp 10.
Referring to fig. 1 to 3, in one embodiment, the socket portion 510 and the stirring portion 520 are located on a side of the second polarizer 400 away from the lamp body 100. Further, the sleeving part 510 is sleeved at the end of the rotating bracket 200, which is beneficial for a user to conveniently hold the stirring part 520 to drive the rotating bracket 200 to rotate so as to realize the rotation of the second polarizer 400, thereby further improving the brightness adjustment stability and convenience of the brightness-adjustable lamp 10.
Referring to fig. 1 to 3, in one embodiment, the extending direction of the rotating bracket 200 is perpendicular to the plane of the first polarizer 300 and the plane of the second polarizer 400, respectively, so as to better ensure the light emitting effect of the light fixture 10 with adjustable brightness.
Referring to fig. 1 to 3, in one embodiment, the projection of the second polarizer 400 on the lamp body 100 is located in the projection of the first polarizer 300 on the lamp body 100, so as to better ensure the light emitting effect of the adjustable-brightness lamp 10.
Referring to fig. 1 to 3, in one embodiment, a lamp body 100 includes a lamp housing 110, a light source 120 and a lens 130, the lamp housing 110 is provided with a light outlet 101 and a light outlet, the light outlet 101 is communicated with the light outlet 102, the light source 120 is disposed in the light outlet 101 and is connected with the lamp housing 110, the lens 130 is covered on the light outlet 102 and is connected with the lamp housing 110 to form a light outlet surface, the light source 120 is disposed towards the light outlet surface, one end of a rotating bracket 200 is disposed in the light outlet 101 and penetrates through the lens 130, the rotating bracket 200 disposed in the light outlet 101 is rotationally connected with the lamp housing 110, the rotating bracket 200 is disposed avoiding the light source 120, the first polarizer 300 is disposed adjacent to the lens 130, the second polarizer 400 is disposed on one side of the first polarizer 300 far from the lamp housing 110, thereby better realizing stable rotation of the rotating bracket 200 relative to the lamp body 100, and better ensuring effective adjustment of the light outlet brightness of the lamp 10 with adjustable brightness.
The application provides a lighting device. The lighting device comprises a mounting piece and the lamp with adjustable brightness in any embodiment, wherein the mounting piece is connected with the lamp body, and the mounting piece is arranged at one end part of the lamp body far away from the first polaroid. Further, referring to fig. 1 to 3, in the present embodiment, a light fixture 10 with adjustable brightness includes a light body 100, a rotating bracket 200, a first polarizer 300 and a second polarizer 400. One end of the rotary bracket 200 is inserted into the lamp body 100, the projection of the rotary bracket 200 on the lamp body 100 is positioned in the light emergent surface of the lamp body 100, and the other end of the rotary bracket 200 protrudes out of the lamp body 100. The first polarizer 300 is sleeved on the rotating bracket 200, and the first polarizer 300 is disposed adjacent to the light emitting surface of the lamp body 100, and the rotating bracket 200 is rotatably connected to the lamp body 100. The second polarizer 400 is sleeved on the rotating bracket 200, and the second polarizer 400 is located at one side of the first polarizer 300 away from the lamp body 100, the second polarizer 400 is spaced from the first polarizer 300, and the extending direction of the rotating bracket 200 intersects with the plane of the first polarizer 300 and the plane of the second polarizer 400 respectively.
The lighting equipment adopts the lamp with adjustable brightness, is externally and decoratively arranged on the basis of the lamp body, has small change degree on the overall appearance of the lamp body, has simple structure, can better realize the brightness adjustment of the lighting equipment, and better ensures the light emitting effect of the lighting equipment.
Compared with the prior art, the utility model has at least the following advantages:
according to the lamp 10 with the adjustable brightness, on the basis of the lamp body 100, one end of the rotary support 200 is inserted into the lamp body 100, the projection of the rotary support 200 on the lamp body 100 is located in the light-emitting surface of the lamp body 100, the other end of the rotary support 200 protrudes out of the lamp body 100, namely, the rotary support 200 is protruded at the light-emitting surface of the lamp body 100, the rotary support 200 can rotate relative to the lamp body 100, the first polaroid 300 is further matched with the second polaroid 400 to enable the first polaroid 300 to be arranged close to the light-emitting surface of the lamp body 100, the first polaroid 300 and the second polaroid 400 are sleeved on the rotary support 200, the extending direction of the rotary support 200 is intersected with the plane of the first polaroid 300 and the plane of the second polaroid 400 respectively, namely, the first polaroid 300 and the second polaroid 400 are arranged on one side of the light-emitting surface of the lamp body 100, the light-emitting surface of the lamp body 100 is protruded, the rotary support 200 has the function of cutting light, the second polaroid 400 is further matched with the light-emitting surface of the lamp body 100, the first polaroid 300 is arranged close to the light-emitting surface of the lamp body 100, the light-emitting surface of the lamp body 100 is realized in the process of rotating relative to the lamp body 100, the first polaroid 300 is adjusted, the light-emitting effect of the lamp 100 is improved, and the light-emitting effect of the lamp 100 is better, and the light-emitting effect is better than the whole light-emitting effect is better, and the lamp 100 is better, and the light-emitting effect is better on the lamp body is better than the light-emitting effect and the lamp body is arranged.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
1. The utility model provides a luminance adjustable lamps and lanterns, includes the lamp body, its characterized in that still includes:
the projection of the rotary bracket on the lamp body is positioned in the light emergent surface of the lamp body, and the other end of the rotary bracket protrudes out of the lamp body;
the first polaroid is sleeved on the rotating bracket, and is arranged close to the light emitting surface of the lamp body, and the rotating bracket is rotationally connected with the lamp body;
the second polaroid is sleeved on the rotating support, the second polaroid is located on one side, away from the lamp body, of the first polaroid, the second polaroid is arranged at intervals with the first polaroid, and the extending direction of the rotating support is intersected with the plane where the first polaroid is located and the plane where the second polaroid is located respectively.
2. The adjustable brightness lamp of claim 1, wherein an end of the rotating bracket remote from the lamp body at least partially protrudes from the second polarizer.
3. The adjustable brightness lamp of claim 1 further comprising a toggle member coupled to the swivel bracket, the toggle member at least partially protruding from the swivel bracket.
4. A light fixture as recited in claim 3, wherein said toggle element is spaced apart from each of said first and second polarizers.
5. A light fixture as recited in claim 3, wherein said toggle member comprises a socket portion and a toggle portion, said socket portion is sleeved on said rotating bracket, said toggle portion is connected to said socket portion, and said toggle portion at least partially protrudes from said socket portion.
6. The adjustable brightness lamp of claim 5 wherein the socket portion and the toggle portion are located on a side of the second polarizer remote from the lamp body.
7. The adjustable brightness lamp of claim 1, wherein the extension direction of the rotating bracket is perpendicular to the plane of the first polarizer and the plane of the second polarizer, respectively.
8. The adjustable brightness lamp of claim 1 wherein the projection of the second polarizer onto the lamp body is within the projection of the first polarizer onto the lamp body.
9. The adjustable-brightness lamp of claim 1, wherein the lamp body comprises a lamp housing, a light source part and a lens, a light outlet cavity and a light outlet are formed in the lamp housing, the light outlet cavity is communicated with the light outlet, the light source part is arranged in the light outlet and is connected with the lamp housing, the lens cover is arranged on the light outlet and is connected with the lamp housing to form a light outlet surface, the light source part faces the light outlet surface, one end of the rotating support penetrates through the lens and is positioned in the light outlet cavity, the rotating support positioned in the light outlet cavity is rotationally connected with the lamp housing, the rotating support is arranged away from the light source part, the first polaroid is adjacent to the lens, and the second polaroid is arranged on one side of the first polaroid away from the lamp housing.
10. A lighting device comprising a mount and the luminance-adjustable lamp according to any one of claims 1 to 9, the mount being connected to the lamp body, and the mount being provided at an end of the lamp body remote from the first polarizing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322366247.2U CN220417087U (en) | 2023-08-31 | 2023-08-31 | Luminance-adjustable lamp and lighting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322366247.2U CN220417087U (en) | 2023-08-31 | 2023-08-31 | Luminance-adjustable lamp and lighting equipment |
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| Publication Number | Publication Date |
|---|---|
| CN220417087U true CN220417087U (en) | 2024-01-30 |
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ID=89659709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322366247.2U Active CN220417087U (en) | 2023-08-31 | 2023-08-31 | Luminance-adjustable lamp and lighting equipment |
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| Country | Link |
|---|---|
| CN (1) | CN220417087U (en) |
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2023
- 2023-08-31 CN CN202322366247.2U patent/CN220417087U/en active Active
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