CN111312097A - Bendable LED display module and LED box - Google Patents

Bendable LED display module and LED box Download PDF

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Publication number
CN111312097A
CN111312097A CN202010281510.6A CN202010281510A CN111312097A CN 111312097 A CN111312097 A CN 111312097A CN 202010281510 A CN202010281510 A CN 202010281510A CN 111312097 A CN111312097 A CN 111312097A
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CN
China
Prior art keywords
led display
connecting piece
display module
display panel
bendable
Prior art date
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.)
Pending
Application number
CN202010281510.6A
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Chinese (zh)
Inventor
卓瑞霞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JIANGXI XINCAICHEN OPTOELECTRONIC TECHNOLOGY Co.,Ltd.
SHENZHEN XINCAICHEN TECHNOLOGY Co.,Ltd.
Original Assignee
Shenzhen Xincaichen Technology Co ltd
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by Shenzhen Xincaichen Technology Co ltd filed Critical Shenzhen Xincaichen Technology Co ltd
Priority to CN202010281510.6A priority Critical patent/CN111312097A/en
Publication of CN111312097A publication Critical patent/CN111312097A/en
Pending legal-status Critical Current

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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
    • 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
    • G09F9/301—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 flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
    • 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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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

The invention relates to the technical field of LED display screens, in particular to a bendable LED display module and an LED box body. This flexible LED display module assembly includes LED display panel and a plurality of connecting pieces that are used for connecting the box, the LED display panel is flexible LED display panel, the connecting piece is the halfpace structure, and two horizontal sides of its up end and terminal surface down are the inclined plane, the lower terminal surface of connecting piece is towards the back of LED display panel, and the connecting piece is connected with the LED display panel, a plurality of connecting pieces are arranged side by side, and adjacent two connecting pieces are connected with the rotation mode of the bidirectional bending who is adapted to the LED display panel in a plurality of connecting pieces, the connecting piece is equipped with and is used for connecting the connection structure of box at its up end. This flexible LED display module openly does not have the piece at crooked in-process to LED display module's visual effect has been improved, and wherein the connecting piece has guaranteed crooked uniformity and the roughness of LED display panel, and has reduced LED display module's the degree of difficulty of assembling, thereby has reduced the manufacturing cost of product.

Description

Bendable LED display module and LED box
Technical Field
The invention relates to the technical field of LED display screens, in particular to a bendable LED display module and an LED box body.
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 connected by a plurality of LED display screen modules and used for displaying pictures.
The existing planar LED display module cannot be bent, when an outdoor arc-shaped LED screen is manufactured, after a plurality of planar LED display modules are spliced, the planar LED display modules cannot be bent, the integral arc surface of the screen is obviously blocky and prismatic, obvious splicing gaps exist, structural dark lines or dark stripes exist during the playing of the LED screen, and the good visual angle effect of the picture cannot be ensured; the existing arc-shaped LED display module can only be bent towards one direction, and cannot be bent inwards or outwards simultaneously, the arc-shaped LED display module is complex to assemble, so that the labor cost is high, and the arc-shaped LED display module cannot be completely attached to the shape of the box body, so that the visual effect is influenced.
Disclosure of Invention
Technical problem to be solved
In view of the above disadvantages and shortcomings of the prior art, the invention provides a bendable LED display module, which solves the technical problems that the LED display module cannot be bent in two directions, the front surface of the LED display module has a seam, the installation gap between the LED display module and the box body is large, the LED display module is complex to assemble, and the production cost is high.
(II) technical scheme
In order to achieve the purpose, the invention adopts the main technical scheme that:
in a first aspect, an embodiment of the present invention provides a bendable LED display module, including an LED display panel and a plurality of connectors for connecting to a box; the LED display panel is a flexible LED display panel; the connecting piece is of a step structure, and two transverse side surfaces of the connecting piece, which are connected with the upper end surface and the lower end surface, are inclined surfaces; the lower end of the connecting piece faces the back of the LED display panel, and the connecting piece is connected with the LED display panel; the connecting pieces are arranged side by side, and two adjacent connecting pieces in the connecting pieces are connected in a rotating mode suitable for bidirectional bending of the LED display panel; the connecting piece is provided with a connecting structure for connecting the box body on the upper end surface.
Preferably, the connecting piece comprises a concave part and boss parts arranged at two ends of the concave part; the connecting piece comprises a pair of adaptive clamping grooves and buckles, and the buckles and the clamping grooves are respectively arranged on two sides of the concave part; the buckle on one connecting piece of two adjacent connecting pieces can be rotatably inserted into the clamping groove of the other connecting piece.
Preferably, the clamping groove is a ring-shaped clamping groove with the periphery closed, and the buckling part of the buckle can rotate in the ring-shaped clamping groove.
Preferably, the connection structure includes a magnet for magnetically connecting with the case and a magnet installation groove formed by downwardly recessing an upper surface of the boss part; the magnet sets up in the magnet mounting groove.
Preferably, the LED display panel includes a PCB, a plurality of LED lamp beads, and a plurality of driving ICs; a plurality of LED lamp pearls set up openly at the PCB board, and a plurality of drive IC set up at the PCB board back, a plurality of drive IC one-to-one drive a plurality of LED lamp pearls.
Preferably, the connecting piece further comprises an accommodating cavity and an accommodating cavity cover plate; the accommodating cavity cover plate is detachably connected above the accommodating cavity, and the accommodating cavity can accommodate the driving IC.
Preferably, the PCB is also provided with a plurality of PCB welding copper columns; the PCB is connected with the connecting piece through a PCB welding copper column.
Preferably, the connector includes a first mounting location groove and a second mounting location groove for a bolt to pass through to screw with the PCB.
Preferably, the PCB has a thickness of 0.4mm-0.6 mm.
In a second aspect, an embodiment of the present invention provides a box body, where the box body includes any one of the bendable LED display modules described above, and adjacent bendable LED display modules are connected by a connecting member on the bendable LED display module.
(III) advantageous effects
The invention has the beneficial effects that:
according to the bendable LED display module, the single LED display panel is arranged, so that the bendable LED display module is free of abutted seams in the bending process, the visual effect of the LED display module is improved, the LED display module can be completely attached to the box body by the connecting pieces arranged on the LED display panel side by side, and two adjacent connecting pieces in the connecting pieces are connected in a rotating mode suitable for bidirectional bending of the LED display panel, wherein the connecting pieces ensure the bending consistency and the flatness of the LED display panel, and the assembly difficulty of the LED display module is reduced due to the modular design formed by the side-by-side arrangement of the connecting pieces, so that the production cost of a product is reduced.
According to the LED box body, the adjacent bendable LED display modules are directly connected through the connecting pieces on the bendable LED display modules, so that the assembly difficulty of the LED box body is reduced, and the production cost of the LED box body is reduced.
Drawings
Fig. 1 is a schematic structural diagram of a bendable LED display module according to embodiment 1 of the present invention;
fig. 2 is a schematic view of an inward-folding structure of a bendable LED display module according to embodiment 1 of the present invention;
fig. 3 is a schematic view of an outward-folded structure of a bendable LED display module according to embodiment 1 of the present invention;
FIG. 4 is a schematic structural view of the connector of FIG. 1;
FIG. 5 is a left side view of the connector;
FIG. 6 is a bottom view of the attachment member;
fig. 7 is a schematic structural diagram of a bendable LED display module according to embodiment 2 of the invention.
[ description of reference ]
1: a PCB board; 11: LED lamp beads; 12: welding a copper column on the PCB; 2: a connecting member;
21: a first mounting positioning groove; 22: buckling; 23: a card slot; 24: a magnet mounting groove;
25: a cover plate of the accommodating cavity; 26: and a second mounting positioning groove.
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 first embodiment is as follows:
this embodiment provides a bendable LED display module as shown in fig. 1, which includes a single LED display panel and 10 connectors 2 for connecting to a case, the LED display panel is a flexible LED display panel, and in fig. 1, the 10 connectors 2 cover the LED display panel, so the LED display panel is not shown.
Wherein the lower end of the connector 2 faces the back of the LED display panel, and the connector 2 is connected with the LED display panel. As can be seen from fig. 1, 10 link members 2 are arranged side by side in a row, and adjacent two link members 2 among the 10 link members 2 are connected in a rotational manner adapted to the bidirectional bending of the LED display panel, so that the link members 2 do not become an obstacle to the bending of the LED display panel. Of course, the number and arrangement of the connecting members 2 are not limited to those shown in fig. 1, for example, in other embodiments of the present invention, a plurality of connecting members 2 may be arranged in parallel in a plurality of rows, or a plurality of connecting members 2 may be arranged in a matrix form.
And the connecting piece 2 is provided with a connecting structure for connecting the box body on the upper end surface thereof. So, the both sides at connecting piece 2 are connected to box and LED display panel, and then the LED display panel passes through connecting piece 2 to be fixed on the box, and because the LED display panel can be at certain degree incurve, so can be adapted to the radian of box, wherein connecting piece 2 wholly is the halfpace structure, and its two horizontal sides of connecting up the up end and terminal surface down are the inclined plane, the degree of buckling when the flexible LED display module assembly infolding is influenced to the gradient on its inclined plane, it should explain, the degree of buckling setting according to actual need of the gradient on the inclined plane of 2 both sides of connecting piece. As shown in fig. 2-3, the bendable LED display module can be bent in two directions.
The LED display panel comprises a PCB (printed circuit board) 1, a plurality of LED lamp beads 11 and a plurality of driving ICs. The PCB board 1 is a flexible substrate, the thickness of the PCB board 1 is 0.4mm-0.6mm, a plurality of LED lamp beads 11 are uniformly arranged on the front surface of the PCB board 1, a plurality of drive ICs are arranged on the back surface of the PCB board 1, and the plurality of LED lamp beads 11 are driven by the plurality of drive ICs in one-to-one correspondence. Wherein, LED lamp pearl 11 and driver IC all adopt the mode and the PCB board 1 electric connection of paster, and PCB board 1 welds the lower terminal surface welding of copper post 12 and connecting piece 2 through the PCB board welding on the PCB board 1, and from this, LED display panel and connecting piece 2 are connected. Of course, the connection manner of the LED display panel and the connector 2 is not limited to this, and in other embodiments, an adhesive or the like may be used.
In this embodiment, flexible LED display module is owing to only set up a LED display panel, when flexible LED display module is crooked, thereby flexible LED display module's display screen openly does not have the piece and has improved LED display module's visual effect, wherein, through a plurality of connecting pieces 2 that set up side by side on the LED display panel, and two adjacent connecting pieces 2 are connected with the rotation mode that is adapted to the two-way bending of LED display panel in a plurality of connecting pieces 2, can make the installation that LED display module laminated completely on the box, and connecting piece 2 has guaranteed the crooked uniformity of LED display panel, and the roughness of being connected with the box, and connecting piece 2 is modular design, the degree of difficulty of assembling of LED display module has been reduced, thereby the manufacturing cost of product has been reduced.
As shown in fig. 4 to 6, the connector 2 includes a concave portion and boss portions provided at both ends of the concave portion, so that the longitudinal section of the connector 2 is concave. The connecting pieces 2 comprise two pairs of clamping grooves 23 and clamping buckles 22 which are respectively arranged on two sides of the concave part and can be matched, and the clamping buckle 22 on one connecting piece 2 in two adjacent connecting pieces 2 is rotatably inserted into the clamping groove 23 of the other connecting piece 2. In the practical application process, the boss part of the connecting piece 2 is connected with the box body, the flatness of the connection between the LED display panel and the box body is ensured, and the LED display module is completely attached to the box body.
In this embodiment, the locking groove 23 of the connecting member 2 is an annular locking groove with a closed periphery, and the buckle 22 extends into the locking groove 23 from the bottom end of the locking groove 23 and can rotate in the locking groove 23, so that two adjacent connecting members 2 can rotate in two directions.
In this embodiment, flexible LED display module's connection structure is including being used for magnet and the magnet mounting groove 24 be connected with box magnetism, magnet mounting groove 24 is formed by the upper surface undercut of boss portion, magnet sets up in magnet mounting groove 24, and still be equipped with the locating hole at boss portion, the location when connecting piece 2 is connected with the box of being convenient for, connecting piece 2 is tightly inhaled to the box through the suction of magnet on, but of course flexible LED display module also can be connected with the box through the bolt.
Specifically, the connecting member 2 further includes an accommodating chamber provided in the recess portion and an accommodating chamber cover plate 25. In the practical application process, a plurality of driver IC's on the PCB board 1 are even arrange on PCB board 1 to divide into the multiunit, the shape that every group driver IC arranged suits with the shape that holds the chamber, and every group driver IC stretches into the chamber that holds of a connecting piece 2, holds chamber apron 25 detachable and connects in the top that holds the chamber, with cover, protection driver IC. When the driver IC is damaged, the detachable accommodating cavity cover plate 25 is arranged in the connecting piece 2, so that the accommodating cavity cover plate 25 can be opened to replace the driver IC on the PCB 1, and the driver IC in the bendable LED display module can be conveniently installed and replaced.
The connector 2 further includes a first mounting positioning slot 21 and a second mounting positioning slot 26 for the bolt to pass through to be screwed with the PCB board 1. In this embodiment, every boss portion of connecting piece 2 all is equipped with two first installation constant head tanks 21, is equipped with 4 second installation location mounting grooves in the depressed part, and after connecting piece 2 was connected through welding copper post and PCB board 1, in order to make the connection between connecting piece 2 and PCB board 1 more firm, the accessible bolt passed first installation constant head tank 21 and is connected with connecting piece 2, and second installation constant head tank 26 is reserve mounting groove.
Example two:
as shown in fig. 7, in this embodiment, a box includes two flexible LED display modules, according to actual need on the PCB board 1 of every flexible LED display module, along 1 length direction of PCB board side by side spaced set up a plurality of connecting pieces 2, and set up 1 connecting piece 2 respectively in both sides on PCB board 1, buckle 22 and draw-in groove 23 through connecting piece 2 on PCB board 1 connect with the rotation mode of bidirectional bending between two adjacent flexible LED modules, along with the difference of box size and shape of course, the box also can include a plurality of flexible LED display modules, and all connect through connecting piece 2 between the flexible LED display modules.
Specifically, each bendable LED display module further comprises a connector, and the connectors on two adjacent bendable LED display modules are electrically connected through a flexible flat cable. Wherein, plug connector and soft winding displacement set up the intracavity that holds at two connecting pieces 2 of flexible LED display module both sides, the length of soft winding displacement when can saving two flexible LED display module electric connection, and make the dismouting of soft winding displacement more convenient.
According to the LED box body provided by the embodiment, the adjacent bendable LED display modules are directly connected through the connecting pieces 2 on the bendable LED display modules, so that the assembly difficulty of the LED box body is reduced, and the production cost of the LED box body is reduced.
Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not restrictive, and that those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments without departing from the scope of the present invention.

Claims (10)

1. A bendable LED display module is characterized by comprising an LED display panel and a plurality of connecting pieces (2) for connecting a box body;
the LED display panel is a flexible LED display panel;
the connecting piece is of a step structure, and two transverse side surfaces of the connecting piece, which are connected with the upper end surface and the lower end surface, are inclined surfaces;
the lower end of the connecting piece (2) faces the back of the LED display panel, and the connecting piece (2) is connected with the LED display panel;
the connecting pieces (2) are arranged side by side, and two adjacent connecting pieces (2) in the connecting pieces (2) are connected in a rotating mode suitable for bidirectional bending of the LED display panel;
the connecting piece (2) is provided with a connecting structure for connecting the box body to the upper end surface of the box body.
2. The bendable LED display module according to claim 1,
the connecting piece (2) comprises a concave part and boss parts arranged at two ends of the concave part;
the connecting piece (2) comprises a clamping groove (23) and a buckle (22) which are matched in pair, and the buckle (22) and the clamping groove (23) are respectively arranged on two sides of the concave part;
the buckle (22) on one connecting piece (2) of two adjacent connecting pieces (2) can be rotatably inserted into the clamping groove (23) of the other connecting piece (2).
3. The bendable LED display module according to claim 2,
the clamping groove (23) is a ring-shaped clamping groove with the periphery closed, and the buckling part of the buckle (22) can rotate in the ring-shaped clamping groove.
4. The bendable LED display module according to claim 1,
the connecting structure comprises a magnet and a magnet mounting groove (24) which are used for being magnetically connected with the box body, and the magnet mounting groove (24) is formed by downwards recessing the upper surface of the boss part;
the magnet is arranged in the magnet mounting groove (24).
5. The bendable LED display module according to claim 1,
the LED display panel comprises a PCB (1), a plurality of LED lamp beads (11) and a plurality of driving ICs;
a plurality of LED lamp pearl (11) set up PCB board (1) is openly, and is a plurality of drive IC sets up PCB board (1) back, it is a plurality of drive IC one-to-one drive is a plurality of LED lamp pearl (11).
6. The bendable LED display module according to claim 5,
the connecting piece (2) further comprises an accommodating cavity and an accommodating cavity cover plate (25);
the containing cavity cover plate (25) is detachably connected above the containing cavity, and the containing cavity can contain the driving IC.
7. The bendable LED display module according to claim 5,
the PCB (1) is also provided with a plurality of PCB welding copper columns (12);
the PCB (1) is connected with the connecting piece (2) through the PCB welding copper column (12).
8. The bendable LED display module according to claim 5,
the connecting piece (2) comprises a first mounting positioning groove (21) and a second mounting positioning groove (26) for a bolt to penetrate through so as to be screwed with the PCB (1).
9. The bendable LED display module according to claim 5,
the thickness of the PCB (1) is 0.4mm-0.6 mm.
10. An LED housing comprising a plurality of bendable LED display modules according to any one of claims 1-9, wherein adjacent bendable LED display modules are connected by the connector (2) on the bendable LED display module.
CN202010281510.6A 2020-04-10 2020-04-10 Bendable LED display module and LED box Pending CN111312097A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010281510.6A CN111312097A (en) 2020-04-10 2020-04-10 Bendable LED display module and LED box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010281510.6A CN111312097A (en) 2020-04-10 2020-04-10 Bendable LED display module and LED box

Publications (1)

Publication Number Publication Date
CN111312097A true CN111312097A (en) 2020-06-19

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114387875A (en) * 2020-10-22 2022-04-22 华为技术有限公司 Foldable cover plate assembly and manufacturing method thereof, foldable display device and manufacturing method thereof
TWI845301B (en) * 2023-05-11 2024-06-11 友達光電股份有限公司 Light board and display using the same

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207199235U (en) * 2017-10-13 2018-04-06 深圳市奥拓立翔光电科技有限公司 One kind bending display screen
CN208384927U (en) * 2018-06-27 2019-01-15 合肥鑫润光电科技有限公司 A kind of flexible LED display screen
CN208817152U (en) * 2018-10-31 2019-05-03 深圳市信立科光电科技有限公司 The outdoor full water proof flexible mould group of LED
CN110322798A (en) * 2019-06-19 2019-10-11 深圳市奥拓电子股份有限公司 Arc-shaped LED display screen
CN110544440A (en) * 2019-09-18 2019-12-06 深圳蓝普科技有限公司 Flexible LED display module

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207199235U (en) * 2017-10-13 2018-04-06 深圳市奥拓立翔光电科技有限公司 One kind bending display screen
CN208384927U (en) * 2018-06-27 2019-01-15 合肥鑫润光电科技有限公司 A kind of flexible LED display screen
CN208817152U (en) * 2018-10-31 2019-05-03 深圳市信立科光电科技有限公司 The outdoor full water proof flexible mould group of LED
CN110322798A (en) * 2019-06-19 2019-10-11 深圳市奥拓电子股份有限公司 Arc-shaped LED display screen
CN110544440A (en) * 2019-09-18 2019-12-06 深圳蓝普科技有限公司 Flexible LED display module

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114387875A (en) * 2020-10-22 2022-04-22 华为技术有限公司 Foldable cover plate assembly and manufacturing method thereof, foldable display device and manufacturing method thereof
CN114387875B (en) * 2020-10-22 2022-11-11 华为技术有限公司 Foldable cover plate assembly and manufacturing method thereof, foldable display device and manufacturing method thereof
TWI845301B (en) * 2023-05-11 2024-06-11 友達光電股份有限公司 Light board and display using the same

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Effective date of registration: 20200723

Address after: 518000 West and third floors, 2 / F, building 5, xinlianhe Industrial Park, Shajing Heyi, Bao'an District, Shenzhen City, Guangdong Province

Applicant after: SHENZHEN XINCAICHEN TECHNOLOGY Co.,Ltd.

Applicant after: JIANGXI XINCAICHEN OPTOELECTRONIC TECHNOLOGY Co.,Ltd.

Address before: 518000 West and third floors, 2 / F, building 5, xinlianhe Industrial Park, Shajing Heyi, Bao'an District, Shenzhen City, Guangdong Province

Applicant before: SHENZHEN XINCAICHEN TECHNOLOGY Co.,Ltd.

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Application publication date: 20200619