CN108335640A - Steel construction and its layout method for large-scale curved LED screen - Google Patents
Steel construction and its layout method for large-scale curved LED screen Download PDFInfo
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- CN108335640A CN108335640A CN201810281639.XA CN201810281639A CN108335640A CN 108335640 A CN108335640 A CN 108335640A CN 201810281639 A CN201810281639 A CN 201810281639A CN 108335640 A CN108335640 A CN 108335640A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 249
- 239000010959 steel Substances 0.000 title claims abstract description 249
- 238000010276 construction Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims description 7
- 239000011148 porous material Substances 0.000 claims description 17
- 238000009826 distribution Methods 0.000 claims description 11
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 8
- 241000283086 Equidae Species 0.000 description 3
- 238000012552 review Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/302—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements characterised by the form or geometrical disposition of the individual elements
- G09F9/3026—Video wall, i.e. stackable semiconductor matrix display modules
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a kind of steel constructions for large-scale curved LED screen, it includes the main steel structure sequentially connected, secondary steel structure, three times steel structure and adjustment layer, and the first adjustment device for connecting main steel structure and secondary steel structure, the second adjustment device for connecting secondary steel structure and steel structure three times.Main steel structure is formed by fixedly connecting by square steel tube, is distributed in the back side of large-scale curved LED screen at equal intervals according to large-scale curved LED screen outer profile；Secondary steel structure is formed by fixedly connecting by round steel pipe, is connected and fixed through the first adjustment device and main steel structure, the radian of secondary steel structure can be adjusted using the first adjustment device, to coordinate the radian of large-scale curved LED screen；Steel structure is formed by fixedly connecting by square steel tube three times, is connected and fixed through second adjustment device and secondary steel structure, and the radian of steel structure three times can be adjusted using second adjustment device, to coordinate the radian of large-scale curved LED screen.
Description
Technical field
The present invention relates to a kind of steel constructions and its layout method for large-scale curved LED screen.
Background technology
With the continuous development of LED industry, in order to meet the market demand, large-scale curved LED display is also more and more,
The steel construction for being used to support large-scale curved LED screen is all directly to be welded by steel pipe into connecing, and there are making and accumulated error
It is larger, the installation of the large-scale curved LED screen of small spacing is cannot be satisfied, and there is the problems such as installation display effect is poor.
Invention content
For the problems of the steel construction of above-mentioned large-scale curved LED screen, the purpose of the present invention is to provide one kind
It, more can be in the steel construction and its layout method of later stage progress mounting and adjusting while facilitating processing.
In the present invention be used for large-scale curved LED screen steel construction, include the main steel structure sequentially connected, secondary steel structure,
Steel structure and adjustment layer three times, and the first adjustment device for connecting the main steel structure and the secondary steel structure, for connecting
The second adjustment device of the secondary steel structure and the structure of steel three times, wherein
The main steel structure is formed by fixedly connecting by square steel tube, equidistant according to the large-scale curved LED screen outer profile
It is distributed in the back side of the large-scale curved LED screen；
The secondary steel structure is formed by fixedly connecting by round steel pipe, is connect admittedly with the main steel structure through the first adjustment device
It is fixed, the radian of the secondary steel structure can be adjusted using the first adjustment device, to coordinate the large-scale curved LED screen
Radian；
The structure of steel three times is formed by fixedly connecting by square steel tube, is connect with the secondary steel structure through the second adjustment device
It is fixed, the radian of the steel structure three times can be adjusted using the second adjustment device, to coordinate the large-scale curved LED screen
Radian.
The main steel structure includes the whole horse of multiple equidistantly distributeds, and each whole horse includes mutual weldering
It connects and is connected and fixed or is bolted fixed upright square steel tube, lateral square steel tube, oblique square steel tube and arc square steel tube.
The secondary steel structure includes more round steel pipes that are parallel and being in weft distribution, and the structure of steel three times includes more
The square steel tube being distributed in warp.
The secondary steel structure includes more round steel pipes that are parallel and being in camber line distribution, and the structure of steel three times includes more
With the square steel tube of the crisscross distribution of the round steel pipe.
The first adjustment device includes L-type fixing piece, T-type fixing piece, the first anchor ear and support element, and the L-type is solid
Determine the part connection whole horse and the T-type fixing piece, the T-type fixing piece can be described by adjusting the connection of bolt
It moves linearly in the perforation of L-type fixing piece, the end of the T-type fixing piece is connected and fixed first anchor ear, described secondary
The round steel pipe of steel structure is inserted into after being placed in above the support element in first anchor ear.
The second adjustment device includes two panels right angle fixing piece, the second anchor ear, two panels right angle fixing piece difference
Positioned at the two sides of the rectangular steel tube of the structure of steel three times, the right-angle side and the rectangular steel tube of each right angle fixing piece
It is directly fixedly connected, another right-angle side connects second anchor ear, and the round steel pipe of the secondary steel structure is threaded through described second armful
In hoop.
The round steel pipe carries out subsection setup according to the spacing of the whole horse.
The layout method of steel construction, executes according to the following steps in the present invention：
1) square steel tube is welded or is bolted to be formed and be made of upright square steel tube, lateral square steel tube, oblique square steel tube
Local horse, then weld or be bolted the integral horse of arc square fastener for connection；
2) N number of whole horse is distributed by hemisphere, and makees N-1 equal portions distribution setting, fixes, formed for fixing LED
The main steel frame of curve screens, wherein N are the positive integer more than 1；
3) round steel pipe is divided into N-1 equal portions, the whole horse of adjacent two is connected to via the first adjustment device
Between, upper and lower round steel pipe is set in parallel, and forms secondary steel structure；
4) square steel tube of another model is fastened on through second adjustment device in the round steel pipe, forms steel three times
Structure；
5) open pore steel plate of various sizes is fixedly mounted on to be formed on the steel structure square steel tube three times, is formed last one
Adjustment layer for installing LED unit.
In step 2), 3), 4) after increase the step of review of each spot size is carried out using total powerstation.
It is laid out using the steel construction of the large-scale curved LED screen in the present invention, the size requirement to curvature can be effectively improved,
The installation accuracy for improving LED display module reduces the installation piece of display screen, the curved surface LED display screen of cancellation module splicing
The stupefied sense of body and piece black line.And it is bolted, effectively mitigates the problem of expanding with heat and contract with cold, and convenience in transport.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the steel construction of the medium-and-large-sized curved surface LED screen of the present invention.
Fig. 2 is the schematic top plan view of the steel construction of the medium-and-large-sized curved surface LED screen of the present invention.
Fig. 3 is the schematic front view of the steel construction of the medium-and-large-sized curved surface LED screen of the present invention.
Fig. 4 is the schematic side view of the steel construction of the medium-and-large-sized curved surface LED screen of the present invention.
Fig. 5 is the dimensional structure diagram of whole horse in the present invention.
Fig. 6 a are the structural schematic diagrams that open pore steel plate is laid out successively in the present invention.
Fig. 6 b are the part enlarged structure schematic diagrams of open pore steel plate in the present invention.
Fig. 7 is enlarged diagram shown in A in Fig. 1.
Fig. 8 is enlarged diagram shown in B in Fig. 3.
Fig. 9 is enlarged diagram shown in C in Fig. 3.
Figure 10 is enlarged diagram shown in D in Fig. 3.
Specific implementation mode
It elaborates to the specific embodiment in the present invention below in conjunction with attached drawing.
The present invention is illustrated by taking large spherical surface LED screen as an example, and but it is not limited to this, can be the curved surface of various large sizes
LED screen, such as can be that ball-type, camber, doubly curved curved surface vault curtain are used for according to curved surface vault curtain of different shapes
It can also be different shape to support the steel construction of curved surface vault curtain, but specific manufacturing process is identical as layout.
As shown in Figures 1 to 4, the steel construction in the present invention for large LED screen includes the main steel structure sequentially connected
1, secondary steel structure 2, three times steel structure 3 and adjustment layer 6, and the first adjustment device 4 for connecting main steel structure 1 and secondary steel structure 2,
Second adjustment device 5 for connecting secondary steel structure 2 and steel structure 3 three times, wherein：
Main steel structure 1 is made of welded connection by 80 square steel tubes, can also be formed by being bolted fixation, be included 10 and enclose and set
At a hemispheroidal whole horse 14, i.e., hemisphere is divided into 9 equal portions by 10 whole horses 14, and each equal portions are 20
Degree, is arranged in order and surrounds a hemisphere.As shown in figure 5, each entirety horse 14 includes the short different but straight parallel of four root longs
Erect the upright square steel tube 10 set, the arc square steel tube 13 of the camber that is pre-bent according to LED screen curve form, four
It is connected by more lateral square steel tubes 11 between upright square steel tube 10 and uprightly between square steel tube 10 and arc square steel tube 13,
An entirety is formed, then oblique square steel is provided in the square space formed between lateral square steel tube 11 and upright square steel tube 10
Pipe 12, the intensity for increasing whole horse 14.
But during practice of construction, first by upright square steel tube 10, lateral square steel tube 11 and the welding of oblique square steel tube 12 (
Can be bolt) it is connected and fixed, local horse is formed, then be welded and fixed arc square steel tube 13, forms whole horse 14.The present invention
In upright square steel tube 10, lateral square steel tube 11, arc square steel tube 13 and oblique square steel tube 12 80 square steel tubes may be used, when
Can also so the square steel tube of different model be used, but be necessary to ensure that enough intensity.In addition, for upright in each entire horse 14
The quantity of square steel tube 10 and the quantity of whole horse 14 are also not necessarily limited to this, can be set according to the size of LED curve screens.
Secondary steel structure 2 includes about 21 60 round steel pipes 20 parallel and on hemisphere weft position, for circle
The quantity of steel pipe 20 can be determined according to the weight of LED screen, however it is not limited to this.Each round steel pipe 20 can be one whole circle
Steel tube bending can also be to be divided into 9 equal portions for convenient transportation, divide hemispheroidal quantity phase with whole horse 14
It is corresponding, naturally it is also possible to be more parts.It is connected and fixed by the first adjustment device 4 between round steel pipe 20 and whole horse 14, position
In the inside of the arc square steel tube 13 of whole horse 14, as shown in fig. 7, Same Latitude can be adjusted using the first adjustment device 4
The radian of upper whole round steel pipe 20, with the radian of cooperated with LED curve screens.
Steel structure 3 is more 40 square steel tubes 30 along hemisphere radial line position distribution three times, and by second adjustment device 5 and two
The round steel pipe 20 of secondary steel structure 2 is connected and fixed, as shown in figure 8, positioned at the other side of the main steel structure 1 relatively of secondary steel structure 2.Steel structure three times
The distance between square steel tube 30 is set according to the size of open pore steel plate 60 in adjustment layer 6 in 3, only needs that open pore steel plate 60 can be fixed
In square steel tube 30.
Certainly, when large-scale curved LED screen is not hemispherical, when in large-scale curved, the square steel tube in steel structure 3 three times
30 can be in be arranged in length and breadth with the round steel pipe 20 in secondary steel structure 2.
As shown in Figure 6 a, adjustment layer 6 is fixedly mounted on the inner surface of steel structure 3 three times.Adjustment layer 6 includes multi-disc trepanning steel
Plate 60, the size of every open pore steel plate 60 is corresponding with the size of LED unit of LED screen is formed, and is used to form large-scale hemisphere
The LED unit of body LED screen is by all LED units by longitude and latitude split plot design, with outermost circle to 110 parts of center of circle etc. point, every part with
The angle in the center of circle is 1.65 degree so that the maximum LED unit of outermost is closely sized to be arranged in conventional 288*240mm.Such as figure
Shown in 6b, large-scale square hole 61 is offered among every a piece of open pore steel plate 60, cabling when for fixing LED unit module, while
The edge of open pore steel plate 60 offers small square groove 62, forms a small square hole 63 after the docking of two panels open pore steel plate 60, is used for
The installation gap of LED unit module from LED screen rear is separately opened on four apex angles of every a piece of open pore steel plate 61
Arc notch 64.It is fixed on the square steel tube 30 of steel structure 3 three times by self tapping self-drilling screw per a piece of open pore steel plate 61, and according to
The arc notch 64 of 61 4 apex angles of open pore steel plate carries out smooth fixation, and hyperboloid is formed after installation is complete.
As shown in Fig. 7, Fig. 9 and Figure 10, the first adjustment device 4 includes 41, first armfuls of L-type fixing piece 40, T-type fixing piece
Hoop 42, one side of L-type fixing piece 40 is connected and fixed with whole horse 14, and another side is worn for the straight-bar 43 of T-type fixing piece 41, T
The straight-bar 43 of type fixing piece 41 can move linearly by adjusting the connection of bolt 46 in the perforation of L-type fixing piece 40,
The end of T-type fixing piece 41 is connected with the first anchor ear 42 through bolt 44, and the round steel pipe 20 of secondary steel structure 2 is inserted into the first anchor ear 42
It is interior, it is sealed via bolt 44 and T-type fixing piece 41, since L-type fixing piece 40 and T-type fixing piece 41 are not enough to support secondary steel structure
2, the weight of steel structure 3 three times, a support element 45 is welded in whole horse 14 relative to the other side of L-type fixing piece 40,
Round steel pipe 20 is first placed in the top of support element 45, then is fastenedly connected with T-type fixing piece 41 by the first anchor ear 42.It is adjusted by adjusting
Bolt 46 can adjust the whole radian of round steel pipe 20, to adapt to the radian of LED curve screens.
Second adjustment device 5 includes the connectors such as two panels right angle fixing piece 50, the second anchor ear 51 and firm bolt 52, and two
Piece right angle fixing piece 50 is located at the two sides of the rectangular steel tube 30 of steel structure 3 three times, a right angle of each right angle fixing piece 50
While be directly fixedly connected with rectangular steel tube 30 by screw 53, another right-angle side connects the second anchor ear 51 via fastening bolt 52, two
The round steel pipe 20 of secondary steel structure 2 is threaded through in the second anchor ear 51, is fixedly connected by firm bolt 52.
The rectangular steel tube 30 of steel structure 3 is formed by bending by one whole rectangular steel tube three times, can also be separated into multistage, be connected into
One is whole, by means of the adjusting of the second anchor ear 51 and fastening bolt 52, the radian of rectangular steel tube 30 can be adjusted, with cooperated with LED
The radian of curve screens.It is provided with binding folder on the rectangular steel tube 30 of steel structure 3 three times, facilitates wearing, positioning for electric wire.
As shown in Figures 1 to 4, the steel construction layout formed in the present invention executes according to the following steps：
1,80 square steel tubes are welded to the office to be formed and be made of upright square steel tube 10, lateral square steel tube 11, oblique square steel tube 12
Portion's horse, then weld arc square steel tube 13 and connect into whole horse 14.10 whole horses 14 are made into 9 equal points of distributions by hemisphere
Setting is fixed, and the main steel frame of LED curve screens is formed.The size review each put using total powerstation.For whole horse
14 particular number can determine according to the size of large spherical surface LED screen, however it is not limited to this, it needs to meet large spherical surface LED
The support strength of screen.
2,60 round steel pipes 20 are bent into latitude rod piece, as secondary steel structure 2.Every round steel pipe 20 is divided into 9 equal portions,
It is connected to via the first adjustment device 4 between two adjacent entirety horses 14, while connection by the first adjustment device 4
Radian adjusting can be carried out to arc round steel pipe 20.Total powerstation is used to carry out size review to each point after the completion.
Curved 40 good square steel tubes and secondary steel structure 2 are carried out installation and sized by the 3, installation of 40 square steel tubes.It completes
Afterwards, it is checked with the size that total powerstation is each put.
4, the open pore steel plate 60 of various sizes is finally installed, last one of mounting and adjusting layer 6 is formed.Open pore steel plate 60 passes through
The size for calculating gained, using carrying out decile at different angles respectively.Open pore steel plate 60 rationally utilizes angle and quadrangle notch,
It will be mounted to hyperboloid in planar open pore steel plate 60.
Claims (9)
1. a kind of steel construction for large-scale curved LED screen, which is characterized in that include the main steel structure sequentially connected, secondary
Steel structure, three times steel structure and adjustment layer, and the first adjustment device for connecting the main steel structure and the secondary steel structure, are used for
Connect the second adjustment device of the secondary steel structure and the structure of steel three times, wherein
The main steel structure is formed by fixedly connecting by square steel tube, is distributed at equal intervals according to the large-scale curved LED screen outer profile
At the back side of the large-scale curved LED screen；
The secondary steel structure is formed by fixedly connecting by round steel pipe, is connected and fixed through the first adjustment device and the main steel structure,
The radian that the secondary steel structure can be adjusted using the first adjustment device, to coordinate the arc of the large-scale curved LED screen
Degree；
The structure of steel three times is formed by fixedly connecting by square steel tube, is connect admittedly with the secondary steel structure through the second adjustment device
It is fixed, the radian of the steel structure three times can be adjusted using the second adjustment device, to coordinate the large-scale curved LED screen
Radian.
2. the steel construction according to claim 1 for large-scale curved LED screen, which is characterized in that the main steel structure packet
The whole horse of multiple equidistantly distributeds is included, each whole horse includes to be welded to each other to be connected and fixed or be bolted
Fixed upright square steel tube, lateral square steel tube, oblique square steel tube and arc square steel tube.
3. the steel construction according to claim 2 for large-scale curved LED screen, which is characterized in that the secondary steel structure
Include more round steel pipes that are parallel and being in weft distribution, the structure of steel three times includes the more square steel tubes in warp distribution.
4. the steel construction according to claim 2 for large-scale curved LED screen, which is characterized in that the secondary steel structure
Include more round steel pipes that are parallel and being in camber line distribution, the structure of steel three times includes more crisscross with the round steel pipe
The square steel tube of distribution.
5. the steel construction according to claim 3 or 4 for large-scale curved LED screen, which is characterized in that described first adjusts
Engagement positions include L-type fixing piece, T-type fixing piece, the first anchor ear and support element, and the L-type fixing piece connects the integrated piece
Frame and the T-type fixing piece, the T-type fixing piece can be in the perforation of the L-type fixing piece by adjusting the connection of bolt
It moves linearly, the end of the T-type fixing piece is connected and fixed first anchor ear, and the round steel pipe of the secondary steel structure is placed in institute
It is inserted into first anchor ear after stating above support element.
6. the steel construction according to claim 3 or 4 for large-scale curved LED screen, which is characterized in that described second adjusts
Engagement positions include two panels right angle fixing piece, the second anchor ear, and two panels right angle fixing piece is located at the steel structure three times
One right-angle side of the two sides of rectangular steel tube, each right angle fixing piece is directly fixedly connected with the rectangular steel tube, another
Right-angle side connects second anchor ear, and the round steel pipe of the secondary steel structure is threaded through in second anchor ear.
7. the steel construction according to claim 3 or 4 for large-scale curved LED screen, which is characterized in that the round steel pipe
Subsection setup is carried out according to the spacing of the whole horse.
8. a kind of layout method of the steel construction described in above-mentioned any one claim, executes according to the following steps：
1) square steel tube is welded or is bolted the part to be formed and be made of upright square steel tube, lateral square steel tube, oblique square steel tube
Horse, then weld or be bolted the integral horse of arc square fastener for connection；
2) N number of whole horse is distributed by hemisphere, and makees N-1 equal portions distribution setting, fixes, formed for fixing LED curved surfaces
The main steel frame of screen, wherein N are the positive integer more than 1；
3) round steel pipe is divided into N-1 equal portions, between being connected to the whole horse of adjacent two via the first adjustment device,
Upper and lower round steel pipe is set in parallel, and forms secondary steel structure；
4) square steel tube of another model is fastened on through second adjustment device in the round steel pipe, forms steel structure three times；
5) open pore steel plate of various sizes is fixedly mounted on to be formed on the steel structure square steel tube three times, formation is finally used for together
The adjustment layer of LED unit is installed.
9. the layout method of steel construction according to claim 8, in step 2), 3), 4) after increase using total powerstation into
The step of each spot size of row is checked.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810281639.XA CN108335640B (en) | 2018-04-02 | 2018-04-02 | Steel structure for large curved surface LED screen and layout method thereof |
| PCT/CN2018/094596 WO2019192093A1 (en) | 2018-04-02 | 2018-07-05 | Steel structure for large-sized curved led screen and layout method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810281639.XA CN108335640B (en) | 2018-04-02 | 2018-04-02 | Steel structure for large curved surface LED screen and layout method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN108335640A true CN108335640A (en) | 2018-07-27 |
| CN108335640B CN108335640B (en) | 2024-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810281639.XA Active CN108335640B (en) | 2018-04-02 | 2018-04-02 | Steel structure for large curved surface LED screen and layout method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108335640B (en) |
| WO (1) | WO2019192093A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197104A (en) * | 2020-08-05 | 2021-01-08 | 深圳市德润赛尔光电有限公司 | Three-dimensional scene curved surface LED display system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111261058A (en) * | 2020-03-06 | 2020-06-09 | 南京洛普科技有限公司 | Curved surface display screen and bearing framework and forming method thereof |
| US11645954B2 (en) | 2020-03-06 | 2023-05-09 | Nanjing Lopu Technology Co., Ltd. | Curved display screen, curved display screen supporting framework and curved display screen forming method |
| TWI784841B (en) * | 2021-12-15 | 2022-11-21 | 智崴資訊科技股份有限公司 | Dome frame with movable components |
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| CN208189119U (en) * | 2018-04-02 | 2018-12-04 | 大连万达集团股份有限公司 | Steel construction for large-scale curved LED screen |
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| CN112197104A (en) * | 2020-08-05 | 2021-01-08 | 深圳市德润赛尔光电有限公司 | Three-dimensional scene curved surface LED display system |
| CN112197104B (en) * | 2020-08-05 | 2022-07-26 | 深圳市德润赛尔光电有限公司 | Three-dimensional scene curved surface LED display system |
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| WO2019192093A1 (en) | 2019-10-10 |
| CN108335640B (en) | 2024-04-16 |
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