CN220660663U - Positioning device of lamp panel module - Google Patents
Positioning device of lamp panel module Download PDFInfo
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- CN220660663U CN220660663U CN202322264590.6U CN202322264590U CN220660663U CN 220660663 U CN220660663 U CN 220660663U CN 202322264590 U CN202322264590 U CN 202322264590U CN 220660663 U CN220660663 U CN 220660663U
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- 238000009434 installation Methods 0.000 claims abstract description 64
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000004888 barrier function Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 1
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Abstract
The utility model provides a positioning device of a lamp panel module, which comprises: the placing platform is sequentially provided with a first installation position, a second installation position, a third installation position and a fourth installation position; the first limiting structure is fixedly arranged on the first installation position and the second installation position; the second limiting structure is movably arranged on the third installation position and the fourth installation position and is provided with an avoidance position and a limiting position, wherein the avoidance position is far away from the first limiting structure, and the limiting position is close to the first limiting structure; the first measuring tool is arranged above the first limiting structure; and the second measuring tool is arranged above the second limiting structure, and when the second limiting structure is positioned at the limiting position, the first measuring tool and the second measuring tool clamp the bracket positioned above the lamp panel, and the first measuring tool and the second measuring tool are adjusted so that the bracket is positioned on the lamp panel in the middle. The technical scheme of the application effectively solves the problem that the bracket in the related technology is easy to deviate on the lamp panel.
Description
Technical Field
The utility model relates to the field of LED display manufacturing, in particular to a positioning device of a lamp panel module.
Background
In the related art, an LED display includes a plurality of lamp panel modules that are spliced and arranged, and the lamp panel modules include lamp panels and brackets that are arranged on a rear plate. When the support is installed at the lamp plate rear side, because the location is inaccurate, the support is easy to deviate on the lamp plate for when a plurality of lamp plate modules splice together, each lamp plate is inconsistent for the mounted position of respective support, and deviation easily takes place, leads to producing the polarization phenomenon, influences the display effect of LED display screen.
Disclosure of Invention
The main objective of the present utility model is to provide a positioning device for a lamp panel module, so as to solve the problem that the bracket in the related art is easy to deviate on the lamp panel.
In order to achieve the above object, the present utility model provides a positioning device of a lamp panel module, comprising: the placing platform is sequentially provided with a first installation position, a second installation position, a third installation position and a fourth installation position, and the first installation position, the second installation position, the third installation position and the fourth installation position enclose a placing space for placing the lamp panel; the first limiting structure is fixedly arranged on the first installation position and the second installation position; the second limiting structure is movably arranged on the third installation position and the fourth installation position and is provided with an avoidance position and a limiting position, wherein the avoidance position is far away from the first limiting structure, and the limiting position is close to the first limiting structure; the first measuring tool is arranged above the first limiting structure; and the second measuring tool is arranged above the second limiting structure, and when the second limiting structure is positioned at the limiting position, the first measuring tool and the second measuring tool clamp the bracket positioned above the lamp panel, and the first measuring tool and the second measuring tool are adjusted so that the bracket is positioned on the lamp panel in the middle.
Further, the positioning device of the lamp panel module further comprises a first baffle plate positioned between the first measuring tool and the bracket.
Further, a first propping inclined plane is arranged on one side of the first baffle, facing the placing space, and the distance between the first propping inclined plane and the first measuring tool is gradually increased from top to bottom.
Further, a first guide structure is arranged between the first baffle and the first limiting structure.
Further, the positioning device of the lamp panel module further comprises a second baffle plate positioned between the second measuring tool and the bracket, a second propping inclined surface is arranged on one side of the second baffle plate, facing the placing space, of the second baffle plate, and the distance between the second propping inclined surface and the second measuring tool is gradually increased from top to bottom.
Further, a second guide structure is arranged between the second limiting structure and the third installation position and/or the fourth installation position.
Further, the positioning device of the lamp panel module further comprises a driving cylinder structure arranged on the placing platform, and the driving cylinder structure drives the second limiting structure to be movably arranged.
Further, the positioning device of the lamp panel module further comprises a travel switch arranged on the third installation position and the fourth installation position and used for detecting the moving distance of the second limiting structure, the positioning device of the lamp panel module further comprises a display panel arranged on the placing platform and a driving controller connected with the driving cylinder structure, and the driving controller, the travel switch, the first measuring tool and the second measuring tool are all electrically connected with the display panel.
Further, the driving cylinder structure comprises a first driving cylinder, a second driving cylinder, a first control valve and a second control valve, the first control valve is in control connection with the first driving cylinder, the second control valve is in control connection with the second driving cylinder, the first driving cylinder and the second driving cylinder are in control connection with a driving controller, the first driving cylinder can drive a second limiting structure on a third installation position to move, and the second driving cylinder can drive a second limiting structure on a fourth installation position to move.
Further, the first limit structure comprises a first limit block arranged on a first installation position and a second limit block arranged on a second installation position, the second limit block is vertically connected to the first limit block, the second limit structure comprises a third limit block arranged on a third installation position and a fourth limit block arranged on a fourth installation position, the fourth limit block is perpendicular to the third limit block, the third limit block is perpendicular to the second limit block, the first measuring tool comprises a first micrometer head and a second micrometer head, the first micrometer head is arranged above the first limit block, the second micrometer head is arranged above the third limit block, the second measuring tool comprises a third micrometer head and a fourth micrometer head, the third micrometer head is arranged above the second limit block, the fourth micrometer head is arranged above the fourth limit block, the first micrometer head, the second micrometer head, the third micrometer head and the fourth micrometer head are all electrically connected with the display panel, and when the second limit structure is in the limit position, the first micrometer head, the second micrometer head, the third micrometer head and the fourth micrometer head clamp the fourth micrometer head.
By applying the technical scheme of the utility model, the positioning device of the lamp panel module comprises: the device comprises a placing platform, a first limiting structure, a second limiting structure, a first measuring tool and a second measuring tool. The placing platform is sequentially provided with a first installation position, a second installation position, a third installation position and a fourth installation position, and the first installation position, the second installation position, the third installation position and the fourth installation position enclose a placing space for placing the lamp panel. The first limiting structure is fixedly arranged on the first installation position and the second installation position. The second limit structure is movably arranged on the third installation position and the fourth installation position, and the second limit structure is provided with an avoidance position far away from the first limit structure and a limit position close to the first limit structure. The first measuring tool is arranged above the first limiting structure. The second measuring tool is arranged above the second limiting structure. In this application, when second limit structure is in dodging the position, place the lamp plate to place in the space, when second limit structure is in spacing position, the lamp plate is restricted in placing the space in unable removal, and first measuring tool and second measuring tool clamp the support that is located the lamp plate top, adjustment first measuring tool and second measuring tool to make the support locate the lamp plate in the middle. Thus, the bracket can be arranged at the rear side of the lamp panel in a centered manner, and the bracket is prevented from deviating on the lamp panel. Therefore, the technical scheme of the application effectively solves the problem that the bracket in the related technology is easy to deviate on the lamp panel.
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 perspective view showing an embodiment of a positioning device of a lamp panel module according to the present utility model;
FIG. 2 is a schematic top view of a positioning device of the lamp panel module of FIG. 1;
FIG. 3 is a partial schematic view of a positioning device of the lamp panel module of FIG. 1;
fig. 4 shows a control schematic of the positioning device of the lamp panel module of fig. 1.
Wherein the above figures include the following reference numerals:
10. placing a platform; 11. a first mounting location; 12. a second mounting location; 13. a third mounting location; 14. a fourth mounting location; 15. placing space;
21. a first limiting block; 22. a second limiting block; 23. a third limiting block; 24. a fourth limiting block;
31. a first micrometer head; 32. a second micrometer head; 33. a third micrometer head; 34. a fourth micrometer head;
41. a first baffle; 411. a first abutment ramp; 42. a second baffle; 421. a second abutment ramp;
51. a second guide structure; 52. a first guide structure; 53. a first travel switch; 54. a second travel switch;
60. a display panel; 61. a first drive cylinder; 62. a second driving cylinder; 63. a first control valve; 64. a second control valve; 65. a drive controller; 66. a pressure gauge.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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 3, the positioning device of the lamp panel module of the present embodiment includes: the device comprises a placing platform 10, a first limiting structure, a second limiting structure, a first measuring tool and a second measuring tool. The placement platform 10 is sequentially provided with a first installation position 11, a second installation position 12, a third installation position 13 and a fourth installation position 14, and the first installation position 11, the second installation position 12, the third installation position 13 and the fourth installation position 14 enclose a placement space 15 for placing the lamp panel. The first limiting structure is fixedly arranged on the first installation position 11 and the second installation position 12. The second limit structure is movably arranged on the third installation position 13 and the fourth installation position 14, and the second limit structure is provided with an avoidance position far away from the first limit structure and a limit position close to the first limit structure. The first measuring tool is arranged above the first limiting structure. The second measuring tool is arranged above the second limiting structure. When the second limiting structure is located at the limiting position, the first measuring tool and the second measuring tool clamp the support located above the lamp panel, and the first measuring tool and the second measuring tool are adjusted to enable the support to be located on the lamp panel in the middle.
By the technical scheme of the embodiment, when the second limiting structure is at the avoiding position, the lamp panel is placed in the placing space 15, when the second limiting structure is at the limiting position, the lamp panel is limited in the placing space 15 and cannot move, the first measuring tool and the second measuring tool clamp the bracket above the lamp panel, and the first measuring tool and the second measuring tool are adjusted to enable the bracket to be centered and positioned on the lamp panel. Thus, the bracket can be arranged at the rear side of the lamp panel in a centered manner, and the bracket is prevented from deviating on the lamp panel. Therefore, the technical scheme of the embodiment effectively solves the problem that the bracket in the related art is easy to deviate on the lamp panel. Furthermore, when a plurality of lamp panel modules are spliced together, the positions of the lamp panels relative to the respective brackets are kept consistent, so that deviation is avoided, the polarization phenomenon is effectively solved, and the display effect of the LED display screen is ensured. In this embodiment, when the second limiting structure is in the avoidance position, the bracket and the light panel that have been mounted together may be moved out together.
When the first measuring tool and the second measuring tool are adjusted, the reference line at the rear side of the lamp panel can be referred to, so that the bracket coincides with the reference line, and the bracket can be adjusted to be positioned on the lamp panel in the middle.
Of course, the positioning device of the lamp panel module of the embodiment is not limited to be applied to the field of LED display manufacturing, but also can be applied to the fields of industrial manufacturing, machining, ocean engineering and electronic manufacturing.
As shown in fig. 1 to 3, when the first measuring tool and the second measuring tool clamp the bracket above the lamp panel, the first measuring tool and the second measuring tool are adjusted, and the positioning device of the lamp panel module further comprises a first baffle 41 positioned between the first measuring tool and the bracket, the bracket can be pushed by the first baffle 41, so that the side edge corresponding to the pushed bracket is integrally pushed by the first baffle 41, the bracket is integrally translated, and the positioning efficiency is improved.
As shown in fig. 1 to 3, in order to facilitate the first measuring tool and the second measuring tool to clamp the bracket on the one hand, and in order to prevent the bracket from being deviated when moving downwards, a first abutment inclined surface 411 is provided on the side of the first baffle 41 facing the placement space 15, and the distance from the first abutment inclined surface 411 to the first measuring tool is gradually increased from top to bottom.
As shown in fig. 1 to 3, in order to make the first barrier 41 smoothly move, a first guide structure 52 is provided between the first barrier 41 and the first stopper structure.
In this embodiment, the first guiding structure 52 includes a slider, a first sliding groove disposed on the slider, and a first sliding rail matched with the first sliding groove, where the slider is disposed on a side of the first slider facing away from the first baffle 41, and the first sliding rail is disposed on the first limiting structure.
As shown in fig. 1 to 3, when the first measuring tool and the second measuring tool clamp the bracket above the lamp panel, the first measuring tool and the second measuring tool are adjusted, and the positioning device of the lamp panel module further comprises a second baffle plate 42 positioned between the second measuring tool and the bracket, so that the bracket can be pushed by the second baffle plate 42, the side edge corresponding to the pushed bracket is integrally pushed by the second baffle plate 42, so that the bracket integrally translates, and the positioning efficiency is improved. Moreover, in order to facilitate the first measuring tool and the second measuring tool to clamp the bracket on the one hand, and in order to prevent the bracket from being deviated when moving downwards, a second supporting inclined plane 421 is arranged on one side of the second baffle 42 facing the placing space 15, and the distance between the second supporting inclined plane 421 and the second measuring tool is gradually increased from top to bottom. As shown in fig. 1 to 3, in order to make the second limiting structure smoothly move, a second guide structure 51 is provided between the second limiting structure and the third and fourth mounting positions 13 and 14.
In this embodiment, the second guiding structure 51 includes a second sliding groove and a second sliding rail matched with the second sliding groove, the second sliding groove is disposed on the second limiting structure, and the second sliding rail is disposed on the third mounting position 13 and the fourth mounting position 14.
Of course, in an embodiment not shown in the figures, a second guiding structure is provided between the second limit structure and the third mounting location or the fourth mounting location.
As shown in fig. 1 to 3, in order to facilitate driving the second limiting structure to move between the limiting position and the avoiding position, the positioning device of the lamp panel module further includes a driving cylinder structure disposed on the placement platform 10, where the driving cylinder structure drives the second limiting structure to be movably disposed.
As shown in fig. 1 to 4, the positioning device of the lamp panel module further includes travel switches disposed on the third mounting position 13 and the fourth mounting position 14, for detecting a moving distance of the second limiting structure. The positioning device of the lamp panel module further comprises a display panel 60 arranged on the placement platform 10 and a driving controller 65 connected with the driving cylinder structure, wherein the driving controller 65, the travel switch, the first measuring tool and the second measuring tool are all electrically connected with the display panel 60. In this way, the display panel 60 can obtain the moving distance of the second limiting structure measured by the travel switch, and the values measured by the first measuring tool and the second measuring tool can be obtained.
In the present embodiment, the travel switch includes a first travel switch 53 provided on the third mounting location 13 and a second travel switch 54 provided on the fourth mounting location 14.
As shown in fig. 1 to 4, the driving cylinder structure includes a first driving cylinder 61, a second driving cylinder 62, a first control valve 63 and a second control valve 64, the first control valve 63 is in control connection with the first driving cylinder 61, the second control valve 64 is in control connection with the second driving cylinder 62, the first driving cylinder 61 and the second driving cylinder 62 are both in control connection with a driving controller 65, the first driving cylinder 61 can drive a second limiting structure on the third mounting position 13 to move left and right, the second driving cylinder 62 can drive a second limiting structure on the fourth mounting position 14 to move back and forth, and further the second limiting structure is moved between the limiting position and the avoiding position.
In this embodiment, the first control valve 63 and the second control valve 64 are air valves, and in order to detect the air pressure flowing through the driving controller 65, the positioning device of the lamp panel module further includes a pressure gauge 66 communicated with the driving controller 65. A pressure gauge 66 is mounted on the placement platform 10.
As shown in fig. 1 to 4, the first limiting structure includes a first limiting block 21 disposed on the first mounting position 11 and a second limiting block 22 disposed on the second mounting position 12, the second limiting block 22 is vertically connected to the first limiting block 21, the second limiting structure includes a third limiting block 23 disposed on the third mounting position 13 and a fourth limiting block 24 disposed on the fourth mounting position 14, the fourth limiting block 24 is vertical to the third limiting block 23, and the third limiting block 23 is vertical to the second limiting block 22. Thus, the third stopper 23 and the first stopper 21 can be moved away from each other and moved close to each other. The fourth stopper 24 and the second stopper 22 can be away from each other and close to each other.
Specifically, the first measuring tool, the second measuring tool, the first guide structure 52, the second guide structure 51, the first travel switch 53, and the second travel switch 54 are preferably two disposed at intervals. Two first measuring tools correspond to both ends of the first barrier 41, respectively, and two second measuring tools correspond to both ends of the second barrier 42, respectively.
In order to facilitate the first measuring tool to adjust the position of the bracket in the left-right direction, the first measuring tool includes a first micrometer head 31 and a second micrometer head 32, the first micrometer head 31 is disposed above the first stopper 21, and the second micrometer head 32 is disposed above the third stopper 23. In order to facilitate the adjustment of the position of the bracket by the first measuring tool in the front-rear direction, the second measuring tool comprises a third micrometer head 33 and a fourth micrometer head 34, the third micrometer head 33 is arranged above the second limiting block 22, the fourth micrometer head 34 is arranged above the fourth limiting block 24, the first micrometer head 31, the second micrometer head 32, the third micrometer head 33 and the fourth micrometer head 34 are electrically connected with the display panel 60, and when the second limiting structure is at the limiting position, the measuring rods of the first micrometer head 31, the second micrometer head 32, the third micrometer head 33 and the fourth micrometer head 34 clamp the bracket. Thus, the amount of deviation of the holder on the lamp panel can be known by the first micrometer head 31, the second micrometer head 32, the third micrometer head 33, and the fourth micrometer head 34. The accurate centering of the high-precision and high-efficiency bracket can be realized, so that the accuracy and reliability of positioning are improved.
Specifically, the first baffle 41 and the second baffle 42 are two opposite to each other, and the bracket includes a first side, a second side, a third side and a fourth side that are sequentially connected. One first baffle 41 is located between the first micrometer head 31 and the first side, and the other first baffle 41 is located between the second micrometer head 32 and the third side. One second baffle 42 is located between the third micrometer head 33 and the second side, and the other second baffle 42 is located between the fourth micrometer head 34 and the fourth side.
In this embodiment, after the bracket is centered on the lamp panel, the bracket is pressed downward so that the bracket adheres to the rear side of the lamp panel. After the second limit structure is located at the avoiding position, the lamp panel module can be taken out from the placing space 15.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.
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 (10)
1. The utility model provides a positioner of lamp plate module, its characterized in that includes:
the lamp panel placing device comprises a placing platform (10), wherein a first installation position (11), a second installation position (12), a third installation position (13) and a fourth installation position (14) are sequentially arranged on the placing platform (10), and a placing space (15) for placing the lamp panel is formed by the first installation position (11), the second installation position (12), the third installation position (13) and the fourth installation position (14) in a surrounding mode;
the first limiting structure is fixedly arranged on the first installation position (11) and the second installation position (12);
the second limiting structure is movably arranged on the third mounting position (13) and the fourth mounting position (14), and is provided with an avoidance position far away from the first limiting structure and a limiting position close to the first limiting structure;
the first measuring tool is arranged above the first limiting structure;
the second measuring tool is arranged above the second limiting structure,
when the second limiting structure is positioned at the limiting position, the first measuring tool and the second measuring tool clamp a support located above the lamp panel, and the first measuring tool and the second measuring tool are adjusted so that the support is centrally located on the lamp panel.
2. The positioning device of a lamp panel module according to claim 1, characterized in that the positioning device of a lamp panel module further comprises a first baffle (41) between the first measuring tool and the holder.
3. The positioning device of a lamp panel module according to claim 2, wherein a first propping inclined plane (411) is arranged on one side of the first baffle (41) facing the placing space (15), and the distance between the first propping inclined plane (411) and the first measuring tool is gradually increased from top to bottom.
4. The positioning device of a lamp panel module according to claim 2, wherein a first guiding structure (52) is arranged between the first baffle (41) and the first limiting structure.
5. The positioning device of a lamp panel module according to any one of claims 1 to 4, further comprising a second baffle (42) between the second measuring tool and the bracket, wherein a second abutment inclined surface (421) is provided on a side of the second baffle (42) facing the placement space (15), and a distance between the second abutment inclined surface (421) and the second measuring tool becomes gradually larger from top to bottom.
6. The positioning device of a lamp panel module according to any one of claims 1 to 4, characterized in that a second guiding structure (51) is arranged between the second limiting structure and the third mounting location (13) and/or the fourth mounting location (14).
7. The positioning device of a lamp panel module according to any one of claims 1 to 4, characterized in that the positioning device of a lamp panel module further comprises a driving cylinder structure arranged on the placement platform (10), which driving cylinder structure drives the second limit structure to be movably arranged.
8. The positioning device of a lamp panel module according to claim 7, further comprising a travel switch arranged on the third mounting position (13) and the fourth mounting position (14) for detecting a moving distance of the second limiting structure, wherein the positioning device of the lamp panel module further comprises a display panel (60) arranged on the placement platform (10) and a driving controller (65) connected with the driving cylinder structure, and the driving controller (65), the travel switch, the first measuring tool and the second measuring tool are all electrically connected with the display panel (60).
9. The positioning device of a lamp panel module according to claim 8, wherein the driving cylinder structure comprises a first driving cylinder (61), a second driving cylinder (62), a first control valve (63) and a second control valve (64), the first control valve (63) is in control connection with the first driving cylinder (61), the second control valve (64) is in control connection with the second driving cylinder (62), the first driving cylinder (61) and the second driving cylinder (62) are in control connection with the driving controller (65), the first driving cylinder (61) can drive the second limiting structure on the third mounting position (13) to move, and the second driving cylinder (62) can drive the second limiting structure on the fourth mounting position (14) to move.
10. The positioning device of a lamp module according to claim 8, wherein,
the first limiting structure comprises a first limiting block (21) arranged on the first mounting position (11) and a second limiting block (22) arranged on the second mounting position (12), the second limiting block (22) is vertically connected with the first limiting block (21), the second limiting structure comprises a third limiting block (23) arranged on the third mounting position (13) and a fourth limiting block (24) arranged on the fourth mounting position (14), the fourth limiting block (24) is vertical to the third limiting block (23), the third limiting block (23) is vertical to the second limiting block (22),
the first measuring tool comprises a first micrometer head (31) and a second micrometer head (32), the first micrometer head (31) is arranged above the first limiting block (21), the second micrometer head (32) is arranged above the third limiting block (23),
the second measuring tool comprises a third micrometer head (33) and a fourth micrometer head (34), the third micrometer head (33) is arranged above the second limiting block (22), the fourth micrometer head (34) is arranged above the fourth limiting block (24), the first micrometer head (31), the second micrometer head (32), the third micrometer head (33) and the fourth micrometer head (34) are electrically connected with the display panel (60), and when the second limiting structure is located at the limiting position, the first micrometer head (31), the second micrometer head (32), the third micrometer head (33) and the measuring rod of the fourth micrometer head (34) clamp the bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322264590.6U CN220660663U (en) | 2023-08-21 | 2023-08-21 | Positioning device of lamp panel module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322264590.6U CN220660663U (en) | 2023-08-21 | 2023-08-21 | Positioning device of lamp panel module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220660663U true CN220660663U (en) | 2024-03-26 |
Family
ID=90338904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322264590.6U Active CN220660663U (en) | 2023-08-21 | 2023-08-21 | Positioning device of lamp panel module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220660663U (en) |
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2023
- 2023-08-21 CN CN202322264590.6U patent/CN220660663U/en active Active
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