CN108150493B - Arc-shaped lock catch and LED display screen with same - Google Patents
Arc-shaped lock catch and LED display screen with same Download PDFInfo
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- CN108150493B CN108150493B CN201810123428.3A CN201810123428A CN108150493B CN 108150493 B CN108150493 B CN 108150493B CN 201810123428 A CN201810123428 A CN 201810123428A CN 108150493 B CN108150493 B CN 108150493B
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- connecting rod
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- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 230000033001 locomotion Effects 0.000 claims abstract description 7
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
- F16B5/06—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips
- F16B5/0607—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips joining sheets or plates to each other
- F16B5/0621—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips joining sheets or plates to each other in parallel relationship
- F16B5/065—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips joining sheets or plates to each other in parallel relationship the plates being one on top of the other and distanced from each other, e.g. by using protrusions to keep contact and distance
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
- F16B5/0004—Joining sheets, plates or panels in abutting relationship
- F16B5/008—Joining sheets, plates or panels in abutting relationship by a rotating or sliding and rotating movement
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
The invention discloses an arc-shaped lock catch and an LED display screen with the same, and belongs to the technical field of LED display screen assembly. The multi-link mechanism comprises a first angle connecting plate, a second angle connecting plate and a multi-link mechanism, wherein the second inclined surface of the second angle connecting plate is driven to do arc motion relative to the first inclined surface of the first angle connecting plate through a grid accommodating adjusting piece; the multi-link mechanism further comprises a first long link frame body, a second long link frame body, a first short link frame body and a second short link frame body, wherein the first long link frame body and the second long link frame body are arranged in a staggered rotation mode; a first long connecting rod bracket body and a first short connecting rod bracket body are sequentially connected between a first edge of the first inclined plane and a second edge of the second inclined plane, a second long connecting rod bracket body and a second short connecting rod bracket body are sequentially connected between the first edge of the second inclined plane and the second edge of the first inclined plane, and all the connecting positions are rotationally connected. The invention has the advantages of high angle adjusting precision, simple use and the like.
Description
Technical Field
The invention relates to the technical field of LED display screen assembly, in particular to an arc-shaped lock catch and an LED display screen with the same.
Background
At present, in the assembly process of a plurality of LED boxes of the LED display screen, in order to enable the included angle between two adjacent LED boxes to be capable of being adjusted in angle, the LED boxes are connected through radian locks, however, the existing radian locks mostly adopt radian guide rail structures, and are locked or positioned through positioning pins after being adjusted to a required angle in an arc track through adjusting blocks. Thus, the following drawbacks exist: 1. the clearance of arc guide rail can lead to having very big error at tangential direction, need set up the locating pin and improve the precision, both increased cost and error not good assurance. 2. At present, a scribing line is generally adopted for radian indication, and the space and the observation requirements are limited, so that the scribing line is generally above 2 degrees, and the adjustment precision is not high. 3. The arc guide rail needs complex processing to be completed, and the cost is high.
Disclosure of Invention
The invention mainly aims to provide an arc-shaped lock catch and an LED display screen with the same, which aim to realize the arc motion of a second angle connecting plate through a plurality of connecting rod mechanisms, so that the angle adjustment of the arc-shaped lock catch cannot have errors in the tangential direction, and meanwhile, the angle adjustment precision can reach 0.1 degree through accurate adjustment of a micrometer adjusting piece, so that the angle adjustment device is simpler to use.
In order to achieve the above-mentioned purpose, the present invention provides an arc-shaped lock catch, which comprises a first angle connecting plate, a second angle connecting plate, and a multi-link mechanism for driving a second inclined surface of the second angle connecting plate to perform arc motion relative to a first inclined surface of the first angle connecting plate through a micrometer adjusting piece; the multi-link mechanism further comprises a first long link frame body, a second long link frame body, a first short link frame body and a second short link frame body, wherein the first long link frame body and the second long link frame body are arranged in a staggered rotation mode; the first long connecting rod frame body and the first short connecting rod frame body are sequentially connected between the first edge of the first inclined plane and the second edge of the second inclined plane, the second long connecting rod frame body and the second short connecting rod frame body are sequentially connected between the first edge of the second inclined plane and the second edge of the first inclined plane, and all the connecting positions are rotationally connected.
Optionally, the first long link frame, the second long link frame, the first short link frame and the second short link frame each include two link members disposed opposite to each other.
Optionally, the first edge of the first inclined plane is disposed in parallel with the second edge of the first inclined plane, the first edge of the second inclined plane is disposed in parallel with the second edge of the second inclined plane, and the first edge of the second inclined plane is closer to the first edge of the first inclined plane than the second edge of the second inclined plane.
Optionally, the middle part of the first long connecting rod frame body and the middle part of the second long connecting rod frame body are staggered, and are rotationally connected through a long pin shaft.
Optionally, one end of the first long link frame is rotationally connected with the first edge of the first inclined plane through a long pin, the other end of the first long link frame is rotationally connected with one end of the first short link frame through two short pins, and the other end of the first short link frame is rotationally connected with the second edge of the second inclined plane through a long pin; one end of the second long connecting rod support body is rotationally connected with the first edge of the second inclined plane through a long pin shaft, the other end of the second long connecting rod support body is rotationally connected with one end of the second short connecting rod support body through two short pin shafts, and the other end of the second short connecting rod support body is rotationally connected with the second edge of the first inclined plane through a long pin shaft.
Optionally, the micrometer adjusting piece is a grid accommodating adjusting piece or a grating ruler adjusting piece or a magnetic grid ruler adjusting piece or a spiral micrometer screw piece.
Optionally, hold the bars regulating part and include fixed bars mounting bracket, fixed bars, hold bars detector lid, move bars mount, move bars module and spacing screw, fixed bars mounting bracket is installed in the junction between first long connecting rod support body with first short connecting rod support body, move bars mount is installed in the junction between the long connecting rod support body of second with the second short connecting rod support body, move bars module install in form fixed bars grafting spout on the moving bars mount, just hold bars detector lid and establish move bars module, fixed bars install in on the fixed bars mounting bracket, and with fixed bars grafting spout grafting connection, spacing screw locking move bars module one side, so as to prevent move bars module drops.
Optionally, the capacitive grating adjusting piece is of a linear capacitive grating structure or a circular capacitive grating structure.
In addition, in order to achieve the above purpose, the invention also provides an LED display screen, which comprises a plurality of LED boxes arranged in a matrix and a plurality of arc-shaped locks, wherein a first angle connecting plate of each arc-shaped lock is fastened on one LED box, and a second angle connecting plate of each arc-shaped lock is fastened on the other LED box, so that every two LED boxes are fastened and connected through at least one arc-shaped lock.
Optionally, the first angle connection board is wedged on one of the LED boxes through a plurality of oblique insertion boards, and the second angle connection board of the arc-shaped lock catch is wedged on the other LED box through a plurality of oblique insertion boards, so that every two LED boxes are fastened and connected through at least one arc-shaped lock catch.
The invention provides an arc-shaped lock catch and an LED display screen with the same, and the arc-shaped lock catch comprises a first angle connecting plate, a second angle connecting plate and a multi-connecting rod mechanism which drives a second inclined plane of the second angle connecting plate to do arc motion relative to a first inclined plane of the first angle connecting plate through a micrometer adjusting piece. Therefore, when two LED boxes of the LED display screen are fastened and connected through at least one arc lock catch, the joints of the multi-link mechanism can be driven to rotate relatively through the micrometer adjusting piece, so that one LED box moves in an arc manner relative to the other adjacent LED box, the purpose of adjusting the included angle between the two adjacent LED boxes is achieved, and the LED display screen is simple in structure and free of errors in the tangential direction. Simultaneously, carry out accurate regulation through micrometer adjusting piece, can make angle adjustment precision reach 0.1 degree, it is simpler to use.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
Fig. 1 is a schematic diagram of a partial structure of an LED display screen according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an arc-shaped latch of the LED display screen shown in fig. 1.
Fig. 3 is a schematic diagram of a split structure of the arc-shaped lock catch shown in fig. 2.
Fig. 4 is a schematic view of the principle of angle adjustment of the arc-shaped lock catch shown in fig. 2.
Fig. 5 is a schematic view illustrating an inner arc bending angle of the arc-shaped latch shown in fig. 2.
Fig. 6 is a schematic view of an outer arc bending angle of the arc-shaped lock catch shown in fig. 2.
Detailed Description
The following describes the embodiments of the present invention further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present invention, but is not intended to limit the present invention. In addition, the technical features of the embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
As shown in fig. 1, an embodiment of the present invention provides an LED display screen, where the LED display screen includes a plurality of LED boxes 100 arranged in a matrix and a plurality of arc-shaped locks 200, a first angle connection board of each arc-shaped lock 200 is fastened on one LED box 100, and a second angle connection board of each arc-shaped lock 200 is fastened on another LED box 100, so that every two LED boxes 100 are fastened and connected through at least one arc-shaped lock 200.
In this embodiment, as shown in fig. 1, the LED cases 100 are fastened and connected by an arc-shaped lock catch 200. As shown in fig. 2 and 3, the arc-shaped lock catch 200 includes a first angle connecting plate 210, a second angle connecting plate 220, and a multi-bar mechanism 230 for driving the second inclined surface of the second angle connecting plate 220 to perform an arc motion relative to the first inclined surface of the first angle connecting plate 210 through a micrometer adjusting member 231 with graduation marks. The multi-link mechanism 230 further includes a first long link frame 232, a second long link frame 233, a first short link frame 234, and a second short link frame 235, where the first long link frame 232 and the second long link frame 233 are staggered and rotated. The first angle connection board 210 specifically includes a bottom connection board and a triangular prism fastened on the bottom connection board, the bottom connection board is wedged on an LED box 100 through a plurality of oblique insertion boards 240, the cross section of the triangular prism is a right triangle, that is, the triangular prism includes two straight faces and a first inclined plane, wherein one straight face is fastened on the bottom connection board, the first inclined plane includes a first side and a second side which are relatively parallel, and the first side is closer to the bottom connection board than the second side. Correspondingly, the structure of the second angle connection board 220 is identical to that of the first angle connection board 210, and the second angle connection board also specifically includes a bottom connection board and a triangular prism fastened on the bottom connection board, the bottom connection board is wedged on the other LED box 100 through a plurality of slant boards 240, the cross section of the triangular prism is a right triangle, that is, the triangular prism includes two straight faces and a second slant face, wherein the straight faces are fastened on the bottom connection board, the second slant face includes a first side and a second side which are relatively parallel, and the first side is closer to the bottom connection board than the second side. Thus, in this embodiment, the first edge of the second bevel is closer to the first edge of the first bevel than the second edge of the second bevel. A first long connecting rod support 232 and a first short connecting rod support 234 are sequentially connected between the first side of the first inclined plane and the second side of the second inclined plane, a second long connecting rod support 233 and a second short connecting rod support 235 are sequentially connected between the first side of the second inclined plane and the second side of the first inclined plane, and all the connecting positions are rotationally connected.
Specifically, as shown in fig. 2 and 3, the first long link frame 232, the second long link frame 233, the first short link frame 234, and the second short link frame 235 each include link members disposed in opposite directions. The middle parts of the first long link frame 232 and the second long link frame 233 are staggered, and are rotatably connected through a long pin 21. One end of the first long link support 232 is rotatably connected to the first side of the first inclined plane through a long pin 21, the other end of the first long link support 232 is rotatably connected to one end of the first short link support 234 through two short pins 22, and the other end of the first short link support 234 is rotatably connected to the second side of the second angle connecting plate 212 through a long pin 21. One end of the second long link frame 233 is rotatably connected to the first side of the second inclined plane through a long pin 21, the other end of the second long link frame 233 is rotatably connected to one end of the second short link frame 235 through two short pins 22, and the other end of the second short link frame 235 is rotatably connected to the second side of the inclined plane through a long pin 21.
As shown in fig. 2 and 3, the micrometer adjusting member 231 of the present embodiment is specifically a holding grid adjusting member, and the holding grid adjusting member includes a fixed grid mounting frame 2311, a fixed grid 2312, a holding grid detector cover 2313, a movable grid fixing frame 2314, a movable grid module 2315 and a limit screw 2316, wherein the fixed grid mounting frame 2311 is disposed at a connection position between the first long link frame 232 and the first short link frame 234, the movable grid fixing frame 2314 is disposed at a connection position between the second long link frame 233 and the second short link frame 235, the movable grid module 2315 is disposed on the movable grid fixing frame 2134 to form a fixed grid plugging chute, and the holding grid detector cover 2313 covers the movable grid module 2315, the fixed grid 2312 is disposed on the fixed grid mounting frame 2311 and is plugged with the fixed grid plugging chute, and the limit screw 2316 locks one side of the movable grid module 2315 to prevent the movable grid module 2315 from falling off. The capacitance grid adjusting piece achieves the purpose of detecting the angle by converting the capacitance change between the movable grid module 2315 and the fixed grid 2312 into a numerical value to display, and can enable the angle accuracy to reach 0.1 degree, so that the capacitance grid adjusting piece is simpler to use.
In addition, as shown in fig. 3, in the present embodiment, the bottom side of the first angle connecting plate 210 and the bottom side of the second angle connecting plate 220 of the arc-shaped lock catch 200 are both provided with wedge-shaped grooves, so that the first angle connecting plate 210 and the second angle connecting plate 220 are wedged on an LED box 100 through two oblique insertion plates 240. For those skilled in the art, the bevel board 240 mainly serves to connect the LED box 100 with the first locking base 210 or the second angle connecting board 220, other fastening manners besides those of the present embodiment may be used instead, such as threaded connection, eccentric compression, fastening, etc., and the micrometer adjusting member 231 of the present embodiment may also be other structures with scales and capable of performing precise adjustment, such as a screw micrometer adjusting member, a grating ruler adjusting member, a magnetic grating ruler adjusting member, etc. The grid adjusting member can also be a straight grid structure or a round grid structure. Meanwhile, the embodiment is rotationally connected through the pin shaft, and structures such as riveting and bearings can be adopted for substitution.
In this way, by moving the movable gate module 2315 of the micrometer adjusting member 230 left and right, the second inclined plane of the second angle connecting plate 220 moves in an arc manner along the dotted line track shown in fig. 4 relative to the first inclined plane of the first angle connecting plate 210, so that the two adjacent LED boxes 100 can be adjusted in a large range, i.e. the inner arc splicing can be performed as shown in fig. 5, and the outer arc splicing can be performed as shown in fig. 6, and the movable gate module 2315 of the micrometer adjusting member 230 is only moved left and right to drive the joints of the multi-link mechanism 230 to rotate relatively, thereby adjusting the included angle between the first inclined plane of the first angle connecting plate 210 and the second inclined plane of the second angle connecting plate 220, so as to achieve the purpose of adjusting the included angle between the two adjacent LED boxes 100.
The arc-shaped lock catch and the LED display screen with the arc-shaped lock catch comprise a first angle connecting plate, a second angle connecting plate and a multi-connecting-rod mechanism, wherein the multi-connecting-rod mechanism drives a second inclined surface of the second angle connecting plate to conduct arc movement relative to a first inclined surface of the first angle connecting plate through a micrometer adjusting piece. Therefore, when two LED boxes of the LED display screen are fastened and connected through at least one arc lock catch, the joints of the multi-link mechanism can be driven to rotate relatively through the micrometer adjusting piece, so that one LED box moves in an arc manner relative to the other adjacent LED box, the purpose of adjusting the included angle between the two adjacent LED boxes is achieved, and the LED display screen is simple in structure and free of errors in the tangential direction. Simultaneously, carry out accurate regulation through micrometer adjusting piece, can make angle adjustment precision reach 0.1 degree, it is simpler to use.
The embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, and yet fall within the scope of the invention.
Claims (10)
1. The arc-shaped lock catch is characterized by comprising a first angle connecting plate, a second angle connecting plate and a multi-connecting-rod mechanism, wherein the multi-connecting-rod mechanism drives a second inclined surface of the second angle connecting plate to do arc motion relative to a first inclined surface of the first angle connecting plate through a micrometer adjusting piece; the multi-link mechanism further comprises a first long link frame body, a second long link frame body, a first short link frame body and a second short link frame body, wherein the first long link frame body and the second long link frame body are arranged in a staggered rotation mode; the first long connecting rod frame body and the first short connecting rod frame body are sequentially connected between the first edge of the first inclined plane and the second edge of the second inclined plane, the second long connecting rod frame body and the second short connecting rod frame body are sequentially connected between the first edge of the second inclined plane and the second edge of the first inclined plane, and all the connecting positions are rotationally connected.
2. The arc shaped latch of claim 1 wherein the first long link frame, the second long link frame, the first short link frame and the second short link frame each comprise two oppositely disposed link members.
3. The arc-shaped lock latch according to claim 2, wherein the first side of the first inclined surface is disposed in opposite parallel with the second side of the first inclined surface, the first side of the second inclined surface is disposed in opposite parallel with the second side of the second inclined surface, and the first side of the second inclined surface is closer to the first side of the first inclined surface than the second side of the second inclined surface.
4. The arc-shaped lock catch according to claim 2, wherein the middle part of the first long connecting rod frame body and the middle part of the second long connecting rod frame body are arranged in a staggered mode, and are connected in a rotating mode through a long pin shaft.
5. The arc-shaped lock catch according to claim 2, wherein one end of the first long link frame is rotatably connected with the first edge of the first inclined plane through a long pin, the other end of the first long link frame is rotatably connected with one end of the first short link frame through two short pins, and the other end of the first short link frame is rotatably connected with the second edge of the second inclined plane through a long pin; one end of the second long connecting rod support body is rotationally connected with the first edge of the second inclined plane through a long pin shaft, the other end of the second long connecting rod support body is rotationally connected with one end of the second short connecting rod support body through two short pin shafts, and the other end of the second short connecting rod support body is rotationally connected with the second edge of the first inclined plane through a long pin shaft.
6. The arc-shaped lock catch according to claim 2, wherein the micrometer adjusting piece is a grid adjusting piece or a grating ruler adjusting piece or a magnetic grid ruler adjusting piece or a spiral micrometer screw piece.
7. The arc-shaped lock catch according to claim 6, wherein the gate accommodating adjusting member comprises a gate fixing frame, a gate accommodating detector cover, a gate moving fixing frame, a gate moving module and a limit screw, the gate fixing frame is arranged at the connection part between the first long link frame and the first short link frame, the gate moving fixing frame is arranged at the connection part between the second long link frame and the second short link frame, the gate moving module is arranged on the gate moving fixing frame to form a gate fixing plug-in chute, the gate accommodating detector cover is provided with the gate moving module, the gate fixing frame is arranged on the gate fixing frame and is in plug-in connection with the gate fixing plug-in chute, and the limit screw locks one side of the gate moving module to prevent the gate moving module from falling off.
8. The arc-shaped lock catch according to claim 6, wherein the grid-accommodating adjusting member is a linear grid-accommodating structure or a circular grid-accommodating structure.
9. An LED display screen, comprising a plurality of LED boxes arranged in a matrix and a plurality of arc-shaped locks according to any one of claims 1 to 8, wherein a first angle connection plate of the arc-shaped locks is fastened on one LED box, and a second angle connection plate of the arc-shaped locks is fastened on the other LED box, so that every two LED boxes are fastened and connected through at least one arc-shaped lock.
10. The LED display screen of claim 9, wherein the first angle connection plates are wedged on one LED box body through a plurality of oblique insertion plates, and the second angle connection plates of the arc-shaped lock catches are wedged on the other LED box body through a plurality of oblique insertion plates, so that every two LED box bodies are fastened and connected through at least one arc-shaped lock catch.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810123428.3A CN108150493B (en) | 2018-02-07 | 2018-02-07 | Arc-shaped lock catch and LED display screen with same |
| PCT/CN2018/079016 WO2019153424A1 (en) | 2018-02-07 | 2018-03-14 | Curved lock and led display screen having said curved lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810123428.3A CN108150493B (en) | 2018-02-07 | 2018-02-07 | Arc-shaped lock catch and LED display screen with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108150493A CN108150493A (en) | 2018-06-12 |
| CN108150493B true CN108150493B (en) | 2024-02-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810123428.3A Active CN108150493B (en) | 2018-02-07 | 2018-02-07 | Arc-shaped lock catch and LED display screen with same |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108150493B (en) |
| WO (1) | WO2019153424A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799266B (en) * | 2018-08-28 | 2023-12-01 | 湖南新亚胜光电股份有限公司 | Display screen connecting device and LED display screen |
| CN110159619A (en) * | 2019-06-06 | 2019-08-23 | 深圳市洲明科技股份有限公司 | A kind of electric arc lock and backrest device |
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| CN102332230A (en) * | 2011-09-22 | 2012-01-25 | 深圳市洲明科技股份有限公司 | LED (light emitting diode) display screen connecting device and LED display screen |
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| CN202871203U (en) * | 2012-08-31 | 2013-04-10 | 深圳市联建光电股份有限公司 | Light-emitting diode (LED) display screen unit box body assembling device |
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| WO2017120769A1 (en) * | 2016-01-12 | 2017-07-20 | 深圳市奥拓电子股份有限公司 | Locking component, and modular led screen |
| CN107013538B (en) * | 2017-05-25 | 2023-03-10 | 深圳市光祥科技股份有限公司 | Arc lock in adjustable LED display screen clearance |
| CN107403593A (en) * | 2017-08-01 | 2017-11-28 | 深圳市雷凌显示技术有限公司 | A kind of mosaic screen and its splicing body |
| CN107588066B (en) * | 2017-09-29 | 2023-03-14 | 深圳市光祥科技股份有限公司 | Arc lock |
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2018
- 2018-02-07 CN CN201810123428.3A patent/CN108150493B/en active Active
- 2018-03-14 WO PCT/CN2018/079016 patent/WO2019153424A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102332230A (en) * | 2011-09-22 | 2012-01-25 | 深圳市洲明科技股份有限公司 | LED (light emitting diode) display screen connecting device and LED display screen |
| CN103398054A (en) * | 2013-08-15 | 2013-11-20 | 广州市浩洋电子有限公司 | Angle-adjustable LED display screen connecting device and LED display screen |
| CN103953621A (en) * | 2014-04-17 | 2014-07-30 | 深圳市雷迪奥光电技术有限公司 | Lock catch structure |
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| CN208670481U (en) * | 2018-07-27 | 2019-03-29 | 深圳市洲明科技股份有限公司 | Display screen and its angle adjustment device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108150493A (en) | 2018-06-12 |
| WO2019153424A1 (en) | 2019-08-15 |
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