CN111043498A - Double-sided hoisting box - Google Patents
Double-sided hoisting box Download PDFInfo
- Publication number
- CN111043498A CN111043498A CN201911159639.3A CN201911159639A CN111043498A CN 111043498 A CN111043498 A CN 111043498A CN 201911159639 A CN201911159639 A CN 201911159639A CN 111043498 A CN111043498 A CN 111043498A
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- Prior art keywords
- box
- box body
- frame
- double
- sided
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000725 suspension Substances 0.000 claims description 25
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 239000004411 aluminium Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 5
- 238000003801 milling Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Images
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
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
- F16M13/027—Ceiling supports
-
- 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
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
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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
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/16—Details concerning attachment of head-supporting legs, with or without actuation of locking members thereof
-
- 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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention belongs to the technical field of LED display screen boxes, and particularly relates to a double-sided hoisting box. The invention provides a double-sided hanging box which comprises a plurality of unit boxes, wherein each unit box comprises a box frame, an angle brace and a hanging rod, the angle brace is connected with the outer sides of four corners of the box frame, the hanging rod is vertically positioned in the middle of the box frame, the top end of the hanging rod penetrates through the top end of the box frame, the bottom end of the hanging rod is connected with the bottom end of the box frame, a hoisting hole is formed in the upper part of the hanging rod, a connecting hole is formed in the bottom end of the hanging rod, the box frame comprises a first surface and a second surface, and connecting strips are symmetrically arranged on the first surface and the. The double-sided hoisting box provided by the invention solves the problems that the size error of a display screen box body is large, the precision is low and the splicing of the hoisting box cannot be realized in the prior art.
Description
Technical Field
The invention belongs to the technical field of LED display screen boxes, and particularly relates to a double-sided hoisting box.
Background
The LED display screen has the advantages of high brightness, low working voltage, low power consumption, long service life and the like, and is widely applied. The LED display screen is generally formed by assembling a plurality of box bodies, and each box body is provided with a plurality of LED display screen modules for displaying pictures.
At present, most of LED display screens are formed by installing LED display screen modules on a box body and assembling the box body to form display screens with different sizes and specifications. Most of display screen box bodies in the prior art are single-sided display screen box bodies, the structure of the box body is also one side of a display surface and the other side of the display surface, the installation surface of the box body is fixed on a specified installation structure (such as a wall surface), and double-sided dynamic display cannot be realized. The double-sided display screen box body in the prior art is processed by metal plates, the metal plate processing size error is large, the processing precision is low, the box body is easy to deform, and the double-sided display screen box body cannot be matched with a small-interval display screen. And because sheet metal construction quality is heavier, and receive sheet metal box structure restriction, can't hoist and mount a plurality of boxes, the commonality is lower.
Disclosure of Invention
Technical problem to be solved
In order to solve the problems in the prior art, the invention provides a double-sided hoisting box, which solves the problems that the size error of a display screen box body is large, the precision is low and the splicing of the hoisting box cannot be realized in the prior art.
(II) technical scheme
In order to achieve the purpose, the invention adopts the main technical scheme that:
the invention provides a double-sided hanging box which comprises a plurality of unit box bodies, wherein each unit box body comprises a box body frame, a corner connector and a hanging rod;
the corner connectors are connected with the outer sides of four corners of the box body frame;
the hanger rod is vertically positioned in the middle of the box body frame;
the top end of the suspender penetrates through the top end of the box body frame, the bottom end of the suspender is connected with the bottom end of the box body frame, the upper part of the suspender is provided with a hoisting hole, and the inside of the bottom end of the suspender is provided with a connecting hole;
the box body frame comprises a first surface and a second surface, and connecting strips are symmetrically arranged on the first surface and the second surface of the box body frame.
According to the invention, the suspension rods comprise a first suspension rod, a second suspension rod and a third suspension rod, the first suspension rod, the second suspension rod and the third suspension rod are sequentially connected through threads, the top end of the first suspension rod penetrates through the top end of the box body frame, and the bottom end of the third suspension rod is connected with the bottom end of the box body frame;
the suspender further comprises a rotary adjusting rod, threads in opposite directions are respectively arranged at the position, close to the top end and the position, close to the bottom end of the rotary adjusting rod, the first end of the rotary adjusting rod is in threaded connection with the first suspender, and the second end of the rotary adjusting rod is in threaded connection with the second suspender.
According to the invention, the box frame and the connecting strips are made of aluminum profiles.
According to the invention, each connecting strip is provided with a plurality of magnetic suction pieces.
According to the invention, the top end of the box body frame is provided with the positioning column, the positioning column is positioned on the corner connector, and the bottom end of the box body frame is correspondingly provided with the positioning hole.
According to the invention, the unit case further comprises a latch for fixedly connecting the first suspension rod of the unit case with the third suspension rod of another unit case.
According to the invention, one side of the box body frame is also provided with a plurality of lock catch adjusting pieces, and the other side of the box body frame is correspondingly provided with a lock catch fixed block.
According to the invention, the connecting strips comprise a first connecting strip, a third connecting strip and a plurality of second connecting strips, the top end of the first connecting strip is on the same horizontal plane with the top end of the box body frame, and the bottom end of the third connecting strip is on the same horizontal plane with the bottom end of the box body frame.
According to the invention, the periphery of the box body frame is provided with the wire passing holes.
According to the invention, the first side of the box frame is provided with a first mounting plate and the second side of the box frame is provided with a second mounting plate.
(III) advantageous effects
The invention has the beneficial effects that:
according to the double-sided hoisting box provided by the invention, the box body frame is provided with the first surface and the second surface, the double-sided LED display module can be simultaneously installed, double-sided display of a display screen is realized, the hoisting rod is vertically positioned in the middle of the box body frame, the balance of the box body frame in the hoisting process can be conveniently improved, the upper part of the hoisting rod is provided with the hoisting hole, the hoisting hole can be matched with a steel wire or a hoisting beam for hoisting, and the bottom end of the hoisting rod is internally provided with the connecting hole matched with the top end of the hoisting. After the unit box body is assembled, the milling machine is used for milling the surfaces of the corner connectors on the assembled unit box body, so that the size error of the unit box body can be reduced, the accuracy of the unit box body is improved, and the assembly of the small-distance display screen is realized.
Drawings
FIG. 1 is a schematic structural view of a double-sided lift-off container of the present invention;
FIG. 2 is a side view of the double-sided lift bin of the present invention;
FIG. 3 is a top view of the double-sided lift bin of the present invention;
FIG. 4 is a schematic view of the boom structure of the double-sided lift truck of the present invention;
fig. 5 is a schematic view of the vertical hoisting of the double-sided hoisting box of the present invention.
[ description of reference ]
100: a unit box body; 1: a box frame; 2: corner connectors; 31: a first boom;
312: a first feature plane; 32: a second boom; 33: a third boom; 331: connecting holes;
332: a second feature plane; 34: rotating the adjusting rod; 341: rotating the first end of the adjustment lever;
342: rotating the second end of the adjusting rod; 41: a first connecting bar; 42: a second connecting strip;
43: a third connecting strip; 5: a magnetic attraction sheet; 6: a positioning column; 7: positioning holes; 8: a bolt;
91: a latch adjuster; 92: locking and fixing blocks; 93: a lock hole; 10: a wire passing hole;
11: a first mounting plate; 12: a second mounting plate.
Detailed Description
For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings.
The embodiment provides a double-sided hanging box, which comprises a plurality of unit boxes 100, wherein each unit box 100 comprises a box frame 1, an angle brace 2 and a hanging rod. The corner connectors 2 are connected with the outer sides of four corners of the box body frame 1, and the hanging rods are vertically located in the middle of the box body frame 1.
The top of jib is passed the top of box frame 1, the bottom of jib with the bottom of box frame 1 is connected, the upper portion of jib is equipped with the hole for hoist, the inside of the bottom of jib is provided with connecting hole 331, box frame 1 includes first face and second face, the first face and the second face symmetry of box frame 1 are equipped with the connecting strip.
Wherein, box frame 1 is equipped with first face and second face, can install the LED display screen module respectively, realizes the two-sided demonstration of LED display screen, and the jib is vertical to be located the middle part of box frame 1, can improve box frame 1 at the equilibrium of hoist and mount process. The upper portion of jib is equipped with the hole for hoist, can cooperate steel wire or hanging beam to hoist to the bottom inside of jib is provided with the connecting hole 331 with jib top complex. In practical application, according to practical requirements, the first characteristic plane 312 and the second characteristic plane 332 of the unit case 100 are used as reference planes for assembly and matching, and then the top end of the suspension rod of one unit case 100 can be inserted into the connecting hole 331 at the bottom end of the suspension rod of another unit case 100 to match with the top end of the suspension rod, so as to realize the assembly of the upper and lower unit cases 100.
After the unit box body 100 is assembled, the milling machine is used for milling the surface of the corner connector 2 on the unit box body 100 after the assembly is completed, so that the size error of the unit box body 100 can be reduced, the accuracy of the unit box body 100 is improved, and the assembly of the small-distance display screen is realized.
Further, the hanger rods include a first hanger rod 31, a second hanger rod 32 and a third hanger rod 33, the first hanger rod 31, the second hanger rod 32 and the third hanger rod 33 are sequentially connected through threads, the top end of the first hanger rod 31 penetrates through the top end of the box frame 1, and the bottom end of the third hanger rod 33 is connected with the bottom end of the box frame 1. Wherein the first hanger bar 31, the second hanger bar 32 and the third hanger bar 33 are detachably coupled to facilitate the installation of the unit case 100.
The hanger rod further comprises a rotary adjusting rod 34, wherein opposite threads are respectively arranged at the near top end and the near bottom end of the rotary adjusting rod 34, a first end 341 of the rotary adjusting rod is in threaded connection with the first hanger rod 31, and a second end 342 of the rotary adjusting rod is in threaded connection with the second hanger rod 32. In practical application, when needing to cooperate steel wire or hanging beam to hoist, adjustable rotation adjustment pole 34 carries out lift adjustment to first jib 31, because rotation adjustment pole 34 near the upper end and near the bottom have positive screw thread and anti-thread respectively, first jib 31 rises when clockwise rotation adjustment pole 34, when anticlockwise rotation adjustment pole 34, makes first jib 31 descend, and is easy and simple to handle, can directly operate with the hand, need not use tools.
Further, the box frame 1 and the connecting strips are made of aluminum profiles. The unit box body 100 made of aluminum sectional materials is light in weight, and can simultaneously bear the assembly of a plurality of unit box bodies 100 during hoisting.
Specifically, each of the connecting strips is provided with a plurality of magnetic attraction pieces 5. The piece is inhaled to magnetism 5 can cooperate with magnetism and inhale the module, and according to the needs of inhaling the module, the position of inhaling piece 5 can remove, is convenient for inhale the cooperation of module with various models magnetism, and the commonality is high.
Specifically, the top end of the box frame 1 is provided with a positioning column 6, the positioning column 6 is located on the corner connector 2, and the bottom end of the box frame 1 is correspondingly provided with a positioning hole 7. In the practical application process, the positioning column 6 of one unit case 100 is inserted into the positioning hole 7 of another unit case 100, so that the assembly of a plurality of unit cases 100 is facilitated.
In practical application, after the top end of the first suspension rod 31 of one unit case 100 is inserted into the connecting hole 331 of the third suspension rod 33 of another unit case 100, the two unit cases 100 assembled up and down can be connected more firmly by the bolt 8.
Further, one side of the box frame 1 is further provided with a plurality of locking adjusting pieces 91, and the other side of the box frame 1 is correspondingly provided with a locking fixed block 92. The locking adjusting piece 91 of one unit box body 100 is connected with the locking fixed block 92 of the other unit box body 100 through the locking hole 93 to lock the two unit box bodies 100 adjacent to each other left and right, so that the left and right assembly of the unit box bodies 100 is realized. In the practical application process, two lock catch adjusting pieces 91 are arranged on one side of the box body frame 1, and two lock catch fixing blocks 92 are correspondingly arranged on the other side of the box body frame 1.
Further, the connecting bars include a first connecting bar 41, a third connecting bar 43 and a plurality of second connecting bars 42, the top end of the first connecting bar 41 is at the same level with the top end of the case frame 1, and the bottom end of the third connecting bar 43 is at the same level with the bottom end of the case frame 1. When the top end of the first connecting strip 41 and the bottom end of the third connecting strip 43 of the unit box 100 are installed, the top end and the bottom end of the box frame 1 are respectively in the same horizontal plane, so that the magnetic module can be conveniently positioned when being connected with the unit box 100, and the magnetic module can be more conveniently installed.
Specifically, the periphery of the box frame 1 is provided with wire passing holes 10. The line-passing hole 10 of the box body frame 1 can facilitate the installation of the connecting line of the magnetic module.
Further, a first mounting plate 11 is arranged on the first surface of the box body frame 1, and a second mounting plate 12 is arranged on the second surface of the box body frame 1. The first mounting plate 11 and the second mounting plate 12 are used for mounting a power supply and a receiving card of the first magnetic attraction module and the second magnetic attraction module respectively.
According to the double-sided hoisting box provided by the invention, the box body frame 1 is provided with the first surface and the second surface, a double-sided LED display module can be simultaneously installed to realize double-sided display of a display screen, the suspender is vertically positioned in the middle of the box body frame 1, so that the balance of the box body frame 1 in the hoisting process can be improved, the upper part of the suspender is provided with the hoisting hole which can be hoisted by matching with a steel wire or a hoisting beam, the bottom end of the suspender is internally provided with the connecting hole 331 matched with the top end of the suspender, after the unit box body 100 is assembled, the surface of the corner connector 2 on the unit box body 100 after the assembly is finished is milled by adopting a milling machine, the size error of the unit box body 100 can be reduced, the accuracy of the unit box body 100. And the double-sided hoisting box is made of aluminum sections, so that the hoisting box is light in weight, high in structural strength, free of deformation and safe in hoisting.
Claims (10)
1. A double-sided hoisting box comprises a plurality of unit box bodies, and is characterized in that each unit box body comprises a box body frame, corner connectors and a hoisting rod;
the corner connectors are connected with the outer sides of four corners of the box body frame;
the hanger rod is vertically positioned in the middle of the box body frame;
the top end of the suspender penetrates through the top end of the box body frame, the bottom end of the suspender is connected with the bottom end of the box body frame, the upper part of the suspender is provided with a hoisting hole, and the inside of the bottom end of the suspender is provided with a connecting hole;
the box body frame comprises a first surface and a second surface, and connecting strips are symmetrically arranged on the first surface and the second surface of the box body frame.
2. The double-sided hoisting box of claim 1, wherein the suspension rods comprise a first suspension rod, a second suspension rod and a third suspension rod, the first suspension rod, the second suspension rod and the third suspension rod are sequentially connected through screw threads, the top end of the first suspension rod passes through the top end of the box body frame, and the bottom end of the third suspension rod is connected with the bottom end of the box body frame;
the suspender further comprises a rotary adjusting rod, threads in opposite directions are respectively arranged at the position, close to the top end and the position, close to the bottom end of the rotary adjusting rod, the first end of the rotary adjusting rod is in threaded connection with the first suspender, and the second end of the rotary adjusting rod is in threaded connection with the second suspender.
3. A two-sided lifting bin according to claim 2 wherein the bin frame and the connecting strips are formed from aluminium profiles.
4. A double-sided lifting bin according to claim 3, wherein a plurality of magnetically attractive tabs are provided on each of the connecting strips.
5. The double-sided hoisting box of claim 4, wherein the top end of the box frame is provided with a positioning column, the positioning column is located on the corner connector, and the bottom end of the box frame is correspondingly provided with a positioning hole.
6. A two-sided lifting case according to claim 5 wherein said unit case further comprises a latch for fixedly connecting a first hanger of said unit case to a third hanger of another said unit case.
7. The double-sided hoisting box of claim 1, wherein a plurality of locking adjusting members are further arranged on one side of the box body frame, and a locking fixing block is correspondingly arranged on the other side of the box body frame.
8. The double-sided lifting box according to claim 1, wherein the connecting strips comprise a first connecting strip, a third connecting strip and a plurality of second connecting strips, wherein the top end of the first connecting strip is at the same level as the top end of the box frame, and the bottom end of the third connecting strip is at the same level as the bottom end of the box frame.
9. The double-sided hoisting box of claim 1, wherein the box frame is provided with wire passing holes all around.
10. A double-sided lifting bin according to claim 1 wherein a first mounting plate is provided on a first side of the bin frame and a second mounting plate is provided on a second side of the bin frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911159639.3A CN111043498A (en) | 2019-11-22 | 2019-11-22 | Double-sided hoisting box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911159639.3A CN111043498A (en) | 2019-11-22 | 2019-11-22 | Double-sided hoisting box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111043498A true CN111043498A (en) | 2020-04-21 |
Family
ID=70233232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911159639.3A Pending CN111043498A (en) | 2019-11-22 | 2019-11-22 | Double-sided hoisting box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111043498A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201417576Y (en) * | 2009-04-20 | 2010-03-03 | 深圳蓝普科技有限公司 | Led display screen case body |
| CN101694762A (en) * | 2009-09-30 | 2010-04-14 | 深圳市雷凌显示技术有限公司 | Display screen box body and LED display screen |
| CN201638492U (en) * | 2010-02-05 | 2010-11-17 | 慧明光电(深圳)有限公司 | Combined mobile display screen |
| CN201639880U (en) * | 2009-12-25 | 2010-11-17 | 席建忠 | Novel cabinet fastener |
| CN102542931A (en) * | 2012-03-09 | 2012-07-04 | 深圳市丽晶光电科技股份有限公司 | LED (light-emitting diode) display screen box body |
| CN103255929A (en) * | 2012-02-15 | 2013-08-21 | 天津三春科技有限公司 | Assembly technology of adjustable supporting columns and eight type modularized steel floor slab moulds |
| CN205038931U (en) * | 2015-10-27 | 2016-02-17 | 厦门市华软科技有限公司 | Led display screen |
| CN206480327U (en) * | 2017-01-26 | 2017-09-08 | 深圳市丽晶光电科技股份有限公司 | A kind of double-side display device and its supporting construction |
| CN107146541A (en) * | 2017-06-30 | 2017-09-08 | 深圳市丽晶光电科技股份有限公司 | A kind of profile structure type shows fixing device and display screen |
-
2019
- 2019-11-22 CN CN201911159639.3A patent/CN111043498A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201417576Y (en) * | 2009-04-20 | 2010-03-03 | 深圳蓝普科技有限公司 | Led display screen case body |
| CN101694762A (en) * | 2009-09-30 | 2010-04-14 | 深圳市雷凌显示技术有限公司 | Display screen box body and LED display screen |
| CN201639880U (en) * | 2009-12-25 | 2010-11-17 | 席建忠 | Novel cabinet fastener |
| CN201638492U (en) * | 2010-02-05 | 2010-11-17 | 慧明光电(深圳)有限公司 | Combined mobile display screen |
| CN103255929A (en) * | 2012-02-15 | 2013-08-21 | 天津三春科技有限公司 | Assembly technology of adjustable supporting columns and eight type modularized steel floor slab moulds |
| CN102542931A (en) * | 2012-03-09 | 2012-07-04 | 深圳市丽晶光电科技股份有限公司 | LED (light-emitting diode) display screen box body |
| CN205038931U (en) * | 2015-10-27 | 2016-02-17 | 厦门市华软科技有限公司 | Led display screen |
| CN206480327U (en) * | 2017-01-26 | 2017-09-08 | 深圳市丽晶光电科技股份有限公司 | A kind of double-side display device and its supporting construction |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200421 |
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| RJ01 | Rejection of invention patent application after publication |