CN114973977A

CN114973977A - Concatenation formula LED transparent screen

Info

Publication number: CN114973977A
Application number: CN202110209660.0A
Authority: CN
Inventors: 吕柏升; 林人杰; 钟勋辉
Original assignee: Changzhou Mingyao Semiconductor Technology Co ltd
Current assignee: Changzhou Mingyao Semiconductor Technology Co ltd
Priority date: 2021-02-24
Filing date: 2021-02-24
Publication date: 2022-08-30

Abstract

The invention relates to the technical field of display screens, in particular to a spliced LED transparent screen which comprises at least two adjacent screen components, wherein each screen component comprises a front cover plate, a lamp plate and a back plate, the lamp plate is arranged between the back plate and the front cover plate, and the lamp plate comprises at least one lamp plate unit; the lamp panel unit of the screen assembly and the lamp panel unit of the adjacent screen assembly are not on the same plane and have an overlapping area. Compared with the prior art, the spliced LED transparent screen provided by the invention uses the plurality of spliced lamp panel units as the lamp panel, the front cover plate and the back plate are respectively covered on the two surfaces of the lamp panel to form the screen components, the spliced LED transparent screen provided by the invention comprises at least two adjacent screen components, and the problem of picture non-continuity caused by wider space between partial lamp beads in the screen due to the splicing of the lamp panel units is solved by arranging the lamp panel units at the joint of the two adjacent screen components in a connection mode of being positioned on different planes and having an overlapped area.

Description

Concatenation formula LED transparent screen

Technical Field

The invention relates to the technical field of display screens, in particular to a spliced LED transparent screen.

Background

The LED (light Emitting diode) transparent glass screen is widely applied to urban lighting engineering and large-screen display systems due to the unique advantages of the LED (light Emitting diode) transparent glass screen in glass curtain walls while keeping the advantages of easy control, low-voltage direct current driving, rich color expression after combination, long service life and the like of the traditional LED display screen. The LED transparent glass screen is also widely applied to large-scale square brightening, stage set, bars, high-grade dance halls, urban landmark buildings, municipal buildings, airports, automobile 4S shops, hotels, banks, brand chain stores and the like, and has the practicability, certain attractiveness and concealment of the LED glass display screen.

The existing LED transparent screen is mostly combined by adopting bolt fixed connection, and the connection mode is too complex in installation and disassembly during use, consumes time and labor. To this end, chinese patent with application number 202020494974.0, published as 2020, 10, month and 27 discloses a transparent screen of LED that can splice, sets up fixture block mechanism and realizes fixing through the form of joint between the transparent screen of LED, has avoided the fixed complicated operation process of bolt installation, realizes the swift locking of transparent screen of LED through setting up fixed establishment, through the direct contact between the transparent screen of LED between the frame strip of screen middle to the transparent screen display effect's of LED influence when having avoided using.

But the concatenation formula LED transparent glass screen among the prior art has a problem to solve, because the wiring area of LED lamp plate edge can not give out light and unable printing opacity promptly, the concatenation mode of direct butt joint will lead to linking up the regional problem that the picture is not consistent that exists.

Disclosure of Invention

In order to solve the problem of discontinuous pictures of an LED transparent display screen in the prior art, the invention provides a spliced LED transparent screen, which comprises at least two adjacent screen components, wherein each screen component comprises a front cover plate, a lamp plate and a back plate, the lamp plate is arranged between the back plate and the front cover plate, and the lamp plate comprises at least one lamp plate unit; the lamp panel unit of the screen assembly is not on the same plane with the adjacent lamp panel unit of the screen assembly and has an overlapping area.

Further, the lamp plate unit includes wiring district and display area, the wiring district is located one side of lamp plate unit, the display area is equipped with wire circuit pattern and a plurality of lamp pearl, the lamp pearl is connected wire circuit pattern, wire circuit pattern district connects to the wiring district, the lamp pearl passes through wire circuit pattern and wiring district electricity is connected to the controlling means of LED transparent screen has overlap two of the adjacent of region the wiring district is located overlap the intra-area.

Furthermore, the lamp panel comprises a plurality of lamp panel units arranged in a strip shape, and the wiring areas of the lamp panel units arranged in the strip shape are all positioned on the same side of the lamp panel; the wiring area of the screen assembly and the side, away from the wiring area, of the display area of the adjacent screen assembly are both located in the overlapping area.

Further, the lamp plate includes a plurality of that the strip was arranged lamp plate unit, a plurality of that the strip was arranged lamp plate unit the wiring district all is located same one side of lamp plate, screen pack the wiring district with adjacent screen pack the wiring district all is located overlap the region intra-area.

Further, the front cover plate of the screen assembly is integrally combined with the front cover plate of the adjacent screen assembly, and the back plate of the screen assembly is integrally combined with the back plate of the adjacent screen assembly or spliced combined with the back plate of the screen assembly.

Further, the front cover plate and the back plate both cover the display area and both expose the wiring area.

Further, the front cover plate covers the lamp panel unit, and the back plate covers the display area and exposes the wiring area.

Further, the width of the overlapping area is not greater than the distance between the centers of two adjacent lamp beads in the width direction.

Furthermore, the novel screen assembly further comprises a frame column, the frame column is fixedly connected with the screen assembly and is overlapped with the overlapping area, a threading groove is formed in the frame column, and the wiring area located in the overlapping area is electrically connected to the control device through a wire in the threading groove.

Furthermore, the front cover plate is provided with a plurality of openings corresponding to the positions of the plurality of lamp beads, and the shapes of the openings are matched with the lamp beads.

Compared with the prior art, the spliced LED transparent screen provided by the invention uses the plurality of spliced lamp panel units as the lamp panel, the front cover plate and the back plate are respectively covered on the two surfaces of the lamp panel to form the screen components, the spliced LED transparent screen provided by the invention comprises at least two adjacent screen components, and the problem of picture non-continuity caused by wider space between partial lamp beads in the screen due to the splicing of the lamp panel units is solved by arranging the lamp panel units at the joint of the two adjacent screen components in a connection mode of being positioned on different planes and having an overlapped area.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of a spliced LED transparent screen provided by the invention;

FIG. 2 is an enlarged view of a portion of the area of FIG. 1A;

FIG. 3 is a schematic view of a lamp panel unit according to the present invention;

FIG. 4 is a schematic front view of the embodiment;

FIG. 5 is a schematic bottom view of the embodiment;

FIG. 6 is a schematic front view of a second sub-group according to the second embodiment;

FIG. 7 is a schematic bottom view of a second subset of screens according to an embodiment;

FIG. 8 is a schematic front view of a third exemplary subgroup screen;

FIG. 9 is a bottom view of a third panel according to the embodiment.

Reference numerals:

100 screen assembly 110 front cover 120 lamp panel

121 lamp panel unit 1211 wiring area 1212 display area

130 backboard 200 frame column 122 substrate

123 bead 124 electrical connection board 900 overlap region

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention. Furthermore, the technical features designed in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The invention provides a spliced LED transparent screen, which comprises at least two adjacent screen assemblies 100, wherein each screen assembly 100 comprises a front cover plate 110, a lamp plate 120 and a back plate 130, the lamp plate 120 is arranged between the back plate 130 and the front cover plate 110, and the lamp plate 120 comprises at least one lamp plate unit 121; the lamp panel unit 121 of the screen assembly 100 is not on the same plane as the lamp panel unit 121 of the adjacent screen assembly 100 and has an overlapping area 900.

As shown in fig. 3, the lamp panel unit 121 has a substrate 122, a conductive Circuit pattern (not shown), a plurality of lamp beads 123 and an electrical connection board 124, the substrate is made of glass, the conductive Circuit pattern is disposed on the substrate 122 and connected to the electrical connection board 124, the electrical connection board is a Flexible Printed Circuit (FPC), a control device (not shown) is disposed on one side of the substrate 122 in a strip shape and electrically connected to the LED transparent screen, the lamp beads 123 are not limited to LED packaging bodies or LED chips, and the plurality of lamp beads 123 are distributed and fixed on the substrate 122 in a matrix shape and connected to the conductive Circuit pattern.

The area where the plurality of lamp beads 123 are distributed is a display area 1212 of the lamp panel unit 121, the area where the electrical connection board 124 is distributed is a wiring area 1211 of the lamp panel unit 121, the wiring area 1211 is located at one side edge of the lamp panel unit 121, the wire circuit patterns are connected to the wiring area 1211 in a junction mode, the plurality of lamp beads 123 are electrically connected to the control device through the wire circuit patterns and the wiring area 1211, and the control device is used for controlling the plurality of lamp beads 123 to emit light and present images. In order to avoid the influence of the wiring region 1211 on the display continuity of the LED transparent screen, the embodiment of the invention locates the wiring region 1211 of at least one of the two adjacent lamp panel units 121 having the overlapping region 900 in the overlapping region 900.

The lamp panel 120 of the screen assembly 100 is, for example, formed by splicing a plurality of lamp panel units 121 arranged in a strip shape, and the wiring regions 1211 are located on the same side of the lamp panel 120, so that a plurality of display regions 1212 in the lamp panel 120 are formed in a strip shape, and a plurality of wiring regions 1211 located on one side of the lamp panel are also formed in a strip shape; the front cover plate 110 and the back plate 130 of a single screen assembly 100 may be respectively a spliced plate or an integrally formed plate, or the front cover plate 110 and the back plate 130 of several screen assemblies 100 may be respectively spliced or integrally formed. Preferably, the front cover plate 110 has a plurality of openings at positions corresponding to the plurality of lamp beads 123, and the shape of the openings matches the shape of the lamp beads 123, so that the lamp beads 123 directly emit light to the outside, and are prevented from being lost and reflected when passing through the front cover plate 110; the front cover plate 110 and the back plate 130 may be made of high-strength light transparent material such as but not limited to pc (polycarbonate), pet (polyethylene terephthalate), pmma (polymethyl methacrylate), etc.

Specifically, the following embodiments are provided to illustrate different ways of splicing the screen assembly 100 in the spliced LED transparent screen.

Example one

As shown in fig. 4 and fig. 5, in this embodiment, three lamp panel units 121 arranged in a strip shape in the vertical direction are used as the lamp panel 120 of the screen assembly 100, and the wiring area 1211 is located on the left side or the right side of the lamp panel 120; two screen assemblies 100 are used as a first screen group, one sides of the display areas 1212 of the two screen assemblies 100 in the group, which are far away from the wiring area 1211, are butted to form a back-to-back shape, the front cover plate 110 and the back plate 130 of the two screen assemblies 100 in the group are respectively integrally formed, both cover the display areas 1212 of the lamp panel units 121 and expose the wiring area 1211, and the left side and the right side of the first screen group are both exposed wiring areas 1211; the wiring regions 1211 of adjacent two screen assemblies 100 of adjacent two first screen subgroups are located on different planes and the respective wiring regions 1211 are located within the overlapping area 900. Meanwhile, the width of the overlap region 900 is not greater than the distance between the centers of the two adjacent lamp beads in the width direction, the overlap region 900 reduces the shielded region of the LED transparent screen, and the distance between the two adjacent lamp beads on the two adjacent lamp panel units 121 is controlled to be not greater than the maximum distance between the preset lamp beads on the lamp panel units 121, so as to present a continuous picture.

Preferably, the frame column 200 is further disposed at the joint of two adjacent screen assemblies 100 of two adjacent first screen subgroups, the frame column 200 is disposed right behind the overlapping area 900 and overlaps with the overlapping area 900, so that the covered area of the LED transparent screen is reduced, and a threading slot is disposed in the frame column 200 for a wire to pass through, so that the lamp panel unit 121 is electrically connected to the control device.

In this embodiment, the plurality of wiring areas 1211 in the screen assemblies 100 are all disposed on the same side of the screen assemblies 100, each two screen assemblies 100 form a first screen group in a back-to-back butt joint manner, and in the combination between two adjacent first screen groups, the wiring areas 1211 of two adjacent screen assemblies 100 are located on different planes and the respective wiring areas 1211 are located in the overlapping area 900, so as to reduce the shielded area of the LED transparent screen, and further, the distance between two adjacent lamp beads 123 respectively located on two adjacent lamp panel units 121 is not greater than the maximum distance between the predetermined lamp beads 123 on the lamp panel units 121, so as to present a continuous picture. Meanwhile, the complexity of splicing and installing the spliced LED transparent screen is reduced.

Example two

In order to further simplify the splicing installation process of the spliced LED transparent screen and improve the construction speed, the following technical scheme is adopted in the embodiment.

In this embodiment, the structure of the lamp panel 120 of the screen assembly 100 and the arrangement of the frame post structure are similar to those of the previous embodiments, and are not described herein again, and only the differences are described in detail.

As shown in fig. 6 and fig. 7, several wiring regions 1211 of the screen assembly 100 are located on the same side, and with two screen assemblies 100 as a second screen subgroup, the wiring regions 1211 of the screen assemblies 100 in the group and the wiring regions 1211 of the adjacent screen assemblies 100 are located on different planes and are all located in the overlapping region 900, and meanwhile, the width of the overlapping region 900 is not greater than the distance between the centers of the adjacent two lamp beads in the width direction, and the overlapping region 900 will reduce the shielded region of the LED transparent screen; the front cover plates 110 of the two screen assemblies 100 in the group are integrally formed, the front cover plates 110 cover all areas of the lamp panel units 121 of the two screen assemblies 100 in the group, including the display area 1212 and the wiring area 1211, and the back plate 130 covers the display area 1212 and exposes the wiring area 1211; the frame column 200 is disposed right behind the overlapping region 900 and overlaps the overlapping region 900, so that the shielded region of the LED transparent screen is reduced.

In the embodiment, the wiring areas 1211 of the two screen assemblies 100 in the second screen group are arranged in the middle of the second screen group, so that the wiring areas 1211 which are not exposed at two sides of the second screen group are not exposed, when the second screen group is spliced with another second screen group, only the two second screen groups are required to be connected and fixed in an abutting mode, and a coherent picture can be presented, and the convenience and the speed of construction are greatly improved.

EXAMPLE III

In this embodiment, the structure of the lamp panel 120 and the arrangement of the frame structure of the screen assembly 100 are similar to those of the previous embodiments, and are not repeated herein, and only the differences will be described in detail.

As shown in fig. 8 and 9, using the first screen subgroup and another screen assembly 100 as described in the first embodiment, and three screen assemblies 100 as a third screen subgroup, on the basis of the first screen subgroup, the another screen assembly 100 (the third screen assembly 100) is spliced with the first screen subgroup, the wiring region 1211 of the screen assembly 100 of the first screen subgroup adjacent to the third screen assembly 100 is overlapped with a side edge of the display region 1212 of the adjacent third screen assembly 100, which is away from the wiring region 1211 thereof, both of which are located in the overlapping region 900, and the wiring region 1211 of the screen assembly 100 of the first screen subgroup in the overlapping region 900 is located behind the side edge of the display region 1212 of the third screen assembly 100, so that the visual effect of "bead located in wiring region" is seen from the viewing surface of the LED transparent screen, and the rear wiring region 1211 is seen through the side edge of the display region 1212, that is, the light beads in the side edge of the display region 1212 of the third screen element 100 overlap with the wiring region 1211 of the screen element 100 of the adjacent first screen subgroup, so as to form a continuous picture. The front cover plates 110 of the three screen assemblies 100 of the third screen group can be combined in an integrated manner, so that the structural stability is enhanced, the area between the wiring regions 1211 on the two sides of the third screen group is covered, the wiring regions 1211 on the two sides of the third screen group are exposed, and the back plate 130 covers the display region 1212 and exposes the wiring regions 1211; the frame column 200 is disposed right behind the overlapping region 900 and overlaps the overlapping region 900, so that the shielded region of the LED transparent screen is reduced. Therefore, the third screen groups form the wiring regions 1211 exposed on the left and right sides as shown in the first screen group, and therefore, the splicing between the two third screen groups is similar to that of the first embodiment, and is not described herein again.

During actual use, different splicing modes or combination forms can be adopted according to different conditions, different front cover plates and different back plates can be manufactured according to different splicing modes, and reinforcing ribs are arranged at splicing seams to improve the overall strength of the transparent screen.

The spliced LED transparent screen provided by the invention uses the plurality of abutted lamp panel units as the lamp panels, and the lamp panel units at the joint of two adjacent screen components are mutually set to be in a connection form of being positioned on different planes and having an overlapped area, so that problems of excessive inquiry about a spool in a shielded area of the LED transparent screen caused by splicing the lamp panel units are solved, and the problem of discontinuous pictures caused by wider space between partial lamp beads in the screen is solved. Meanwhile, the splicing modes of various screen components are provided, so that different situation requirements are met, the applicability of the spliced LED transparent screen is improved, and the mounting and construction difficulty is reduced.

Although terms such as front cover, light panel unit, wiring area and display area are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a concatenation formula LED transparent screen which characterized in that: the screen assembly comprises a front cover plate, a lamp plate and a back plate, wherein the lamp plate is arranged between the back plate and the front cover plate, and the lamp plate comprises at least one lamp plate unit; the lamp panel unit of the screen assembly is not on the same plane with the adjacent lamp panel unit of the screen assembly and has an overlapping area.

2. The spliced LED transparent screen as claimed in claim 1, wherein: the lamp plate unit includes wiring district and display area, the wiring district is located one side of lamp plate unit, the display area is equipped with wire circuit pattern and a plurality of lamp pearl, the lamp pearl is connected wire circuit pattern, wire circuit pattern district connects to the wiring district, the lamp pearl passes through wire circuit pattern and wiring district electricity is connected to the controlling means of LED transparent screen has overlap regional adjacent two of at least one of lamp plate unit the wiring district is located overlap the region.

3. The spliced LED transparent screen as claimed in claim 2, wherein: the lamp panel comprises a plurality of lamp panel units which are arranged in a strip shape, and the wiring areas of the lamp panel units which are arranged in the strip shape are all positioned on the same side of the lamp panel; the wiring area of the screen assembly and the side, away from the wiring area, of the display area of the adjacent screen assembly are both located in the overlapping area.

4. The spliced LED transparent screen as claimed in claim 2, wherein: the lamp plate includes that the strip is arranged a plurality of lamp plate unit, a plurality of that the strip is arranged lamp plate unit the wiring district all is located same one side of lamp plate, screen subassembly the wiring district with adjacent screen subassembly the wiring district all is located overlap the regional intra-area.

5. The spliced LED transparent screen as claimed in claim 3 or 4, wherein: the front cover plate of the screen assembly is integrally combined with the front cover plate of the adjacent screen assembly, and the back plate of the screen assembly is integrally combined with the back plate of the adjacent screen assembly or spliced combined with the back plate of the adjacent screen assembly.

6. The spliced LED transparent screen as claimed in claim 3 or 4, wherein: the front cover plate and the back plate cover the display area and expose the wiring area.

7. The spliced LED transparent screen of claim 4, wherein: the front cover plate covers the lamp panel unit, and the backboard covers the display area and exposes the wiring area.

8. The spliced LED transparent screen of claim 4, wherein: the width of the overlapping area is not more than the distance between the centers of two adjacent lamp beads in the width direction.

9. The spliced LED transparent screen as claimed in claim 3 or 4, wherein: still include the frame post, frame post rigid coupling screen assembly and with the overlap region overlaps, be equipped with the threading groove in the frame post, be located in the overlap region the wiring district passes through wire electricity in the threading groove is connected to control device.

10. The spliced LED transparent screen as claimed in claim 2, wherein: the front cover plate is provided with a plurality of openings corresponding to the positions of the lamp beads, and the shapes of the openings are matched with the lamp beads.