CN105938688A - Two-face spliced display screen - Google Patents
Two-face spliced display screen Download PDFInfo
- Publication number
- CN105938688A CN105938688A CN201610467022.8A CN201610467022A CN105938688A CN 105938688 A CN105938688 A CN 105938688A CN 201610467022 A CN201610467022 A CN 201610467022A CN 105938688 A CN105938688 A CN 105938688A
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- China
- Prior art keywords
- display screen
- back side
- display
- sided
- terminal
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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
- G09F9/302—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)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
The invention discloses a two-face spliced display screen which comprises two two-face display screens which are in a left-right spliced state. Each two-face display screen comprises one or more display lamp bars. At the place close to the spliced position, two display faces of each two-face display screen form a display whole body. The two display whole bodies synchronously display the same video pictures after receiving a synchronous control signal, and the two video pictures are in a central symmetry state. Partial video pictures displayed on the front faces of the two two-face display screens are spliced to form a complete video picture, and partial video pictures displayed on the back faces of the two two-face display screens are spliced to form a complete video picture. By the adoption of the two two-face display screens in the left-right spliced state, splicing of the two-face display screens is achieved, the display screen with the needed width can be obtained by splicing the two two-face display screens, and the two-face spliced display screen has the advantages that any width can be achieved through splicing, the structural strength is high, the service life is long, the structure is simple, and control is convenient.
Description
Technical field
The present invention relates to large-scale advertisement display screen technology field, especially relate to a kind of two-sided mosaic display screen.
Background technology
LED display screen (LED display), is again electronic display or the word screen that wafts.It is made up of LED dot matrix,
Showing word, picture, animation, video by the light on and off of LED lamp bead, content can be changed at any time, and each several part assembly is all mould
The display device of blocking structure.Generally it is made up of display module, control system and power-supply system.Display module is made up of LED lamp
Dot matrix constitute, be responsible for luminescence display；Control system, by controlling the light on and off of respective regions, can allow screen displaying character, figure
The content such as sheet, video；Power-supply system is responsible for input voltage and input current transfers to display screen required voltage electric current.
Conventional LED display screen hangs or posts up support or building wall surface, can only show by one side.In order to meet
The needs of different places, people have invented a kind of dual surface LED display screen, this dual surface LED display screen include front display screen,
Back displays screen, the first video signal controller and the second video signal controller, front display screen and back displays screen are respectively
It is two independent display screens, and front display screen and the first video signal controller are electrically connected with, back displays screen and the
Two video signal controllers are electrically connected with, it is necessary to assure the first video signal controller and the output of the second video signal controller are same
Step control signal, the most just can make the picture synchronization that front display screen and back displays screen show, thus it is known that existing
Dual surface LED display structure is complicated, controls difficulty high.
And, in existing dual surface LED display screen technology, front display screen and back displays screen are respectively by some aobvious
Showing that lamp bar forms, front display screen and back displays screen are a complete display screen the most respectively, say, that front display screen
Can not be made up of mosaic screen with back displays screen.When how wide the width of dual surface LED display screen have, then the length of display lamp bar
How long will have, the width thus making dual surface LED display screen can not be the widest.When the width of dual surface LED display screen is the widest,
Also imply that the length of display lamp bar will be long, then be easy for damaging display lamp bar, also can make dual surface LED display screen
Structural strength reduce, damage dual surface LED display screen, shorten its service life.
Summary of the invention
In order to overcome the problems referred to above, the present invention provides one can arbitrarily be spliced into any width, structural strength to society
Height, length in service life, simple in construction and two-sided mosaic display screen easy to control.
A kind of two-sided mosaic display screen of offer is provided, double including become left and right splicing state two pieces
Face display screen, described two-sided display screen includes more than one display lamp bar, and on the position near splicing, each piece described double
Two display surfaces of face display screen constitute a display entirety；Two described display entirety are divided after receiving synchronous control signal
The video pictures that other simultaneous display is identical, and two described video pictures states in a center of symmetry, two pieces of described double-sided display
The partial video picture that shows of front of screen by being spliced to form complete described video pictures, two pieces of described two-sided display screens
The partial video picture of back displays is by being spliced to form complete described video pictures.
As improvement of the present invention, described display lamp bar is double-sided display lamp bar, and described double-sided display lamp bar includes one
Pcb board, more than one positive planar light emitting, more than one back side illuminated element and illuminating circuit, described illuminating circuit sets
Putting on the upper surface and/or lower surface of described pcb board, described positive planar light emitting is the most corresponding with described back side illuminated element
Be arranged on described pcb board on the front and back, the face bonding pin of described positive planar light emitting and described back side illuminated unit
The back side welding foot of part is electrically connected with described illuminating circuit respectively, described positive planar light emitting, described back side illuminated element and
Described illuminating circuit constitutes luminous loop, the described front luminescence unit in described video pictures, on the position near splicing
The picture that part and described back side illuminated element show is adjacent.
As improvement of the present invention, the position that the upper and lower surface of described pcb board is corresponding is respectively provided with
Having some upper surfaces to connect terminal and some lower surfaces connect terminal, described upper surface connects terminal and described lower surface connects end
Son is electrically connected with described illuminating circuit respectively.
As improvement of the present invention, the face bonding of described face bonding pin connects foot and gets a foothold the most corresponding with front welding
Ground is connected terminal with the described upper surface of a part and described lower surface connects terminal welding, the back side weldering of described back side welding foot
Connect foot and back side welding is got a foothold and is respectively correspondingly connected terminal and the connection of described lower surface with the described upper surface of another part
Terminal welds.
As improvement of the present invention, also include more than one front fixed groove and more than one back side anchor
Groove, described front fixed groove and described back side fixed groove are respectively correspondingly arranged on described pcb board on the front and back,
Described positive planar light emitting is arranged in the fixed groove of described front, and described back side illuminated element is arranged on described back side anchor
In groove.
As improvement of the present invention, described positive planar light emitting and described back side illuminated element be Surface-mount LED lamp and/or
LED plug-in unit lamp.
As improvement of the present invention, also including support, more than one described display lamp bar is arranged on the bracket.
As improvement of the present invention, also include video signal controller, described video signal controller respectively with two
Described display entirety is electrically connected with.
Due to the fact that the two pieces of two-sided display screens that have employed into left and right splicing state, two of each piece of two-sided display screen
Display surface constitutes a display entirety, and after receiving synchronous control signal, two display entirety simultaneous displays respectively are identical
Video pictures, the video pictures that two-sided mosaic display screen front shows is that the part shown by the front of two pieces of two-sided display screens regards
Frequently picture is by being spliced to form, and the video pictures of two-sided mosaic display screen back displays is to be shown by the back side of two pieces of two-sided display screens
The partial video picture shown, by being spliced to form, thus achieves the splicing of two-sided display screen, the most required display screen
Width is had and how wide can splice by two pieces of two-sided display screens, the length of display lamp bar will not be made to increase to the longest, have
Have and can arbitrarily be spliced into any width, structural strength height, length in service life, simple in construction and the advantage such as easy to control.
Accompanying drawing explanation
Fig. 1 is the planar structure schematic diagram of the present invention.
Fig. 2 is the cross section structure schematic diagram of Fig. 1.
Wherein: 1. video signal controller；2. two-sided display screen；21. sub-double-sided display modules；3. double-sided display lamp bar；
31.PCB plate；32. positive planar light emittings；33. back side illuminated elements；4. support.
Detailed description of the invention
In describing the invention, it is to be understood that " " center ", " on ", D score in term, "front", "rear", " left ",
Orientation or the position relationship of the instruction such as " right " are based on orientation shown in the drawings or position relationship, are for only for ease of and describe this
Bright and simplification describes rather than indicates or imply that the device of indication or element must have specific orientation, with specific orientation
Structure and operation, be therefore not considered as limiting the invention.Additionally, term " first ", " second " are only used for describing purpose,
And it is not intended that indicate or hint relative importance.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " is installed ", " even
Connect ", " being connected " should be interpreted broadly, connect for example, it may be fixing, it is also possible to be that dismounting connects, or be integrally connected；Permissible
It is to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, can understand that above-mentioned term is at this with concrete condition
The concrete meaning of invention.Additionally, in describing the invention, except as otherwise noted, " multiple ", " some " be meant that two or
Two or more.
Referring to disclosed in Fig. 1 and Fig. 2, Fig. 1 and Fig. 2 is a kind of two-sided mosaic display screen, including becoming left and right splicing shape
Two pieces of two-sided display screens 2 of state, described two-sided display screen 2 includes more than one display lamp bar, on the position near splicing,
Two display surfaces of each piece of described two-sided display screen 2 constitute a display entirety；Two described display entirety are receiving together
The video pictures that after step control signal, simultaneous display is identical respectively, and two described video pictures states in a center of symmetry, two
The partial video picture that the front of two-sided display screen 2 described in block shows by being spliced to form complete described video pictures, two pieces
The partial video picture of the back displays of described two-sided display screen 2 is by being spliced to form complete described video pictures.
In the present embodiment, the described video pictures of the described display entirety display being positioned at left is folded to the back of the body counterclockwise by front
Face, i.e. will be located in left described two-sided display screen 2 the back side with splicing position as center line, rotate 180 degree, make institute
Rheme connects in the back side of the described two-sided display screen 2 of left and front, it is found that the front and back of described two-sided display screen 2
It is shown that described video pictures, but also is complete described video pictures.
The described video pictures of the described display entirety display being positioned at right is folded to front counterclockwise by the back side, i.e. will be located in
The front of the described two-sided display screen 2 of right with splicing position as center line, rotate 180 degree, make described in be positioned at right
The front and back of described two-sided display screen 2 connects, it is found that the back side of described two-sided display screen 2 and front are shown that described
Video pictures, but also be complete described video pictures.
The described video pictures state in a center of symmetry of two described display entirety displays, say, that by one of them
After described video pictures rotates around symmetrical centre, will overlap with video pictures another described.It is positioned at the described aobvious of left
Showing the partial video picture that the front of entirety shows, the partial video of the back displays overall with the described display being positioned at right is drawn
Face is identical；It is positioned at the partial video picture of the back displays of the described display entirety of left, whole with the described display being positioned at right
The partial video picture that the front of body shows is identical.It is emphasized that in Fig. 2、、、、、、With
It is exactly to represent the display point in described video pictures, is not that reality exists, and in Fig. 2、、、、、
、WithSimply for an embodiment, be for more vivid the designing points illustrating the present invention.
In the present embodiment, described display lamp bar is double-sided display lamp bar 3, and described double-sided display lamp bar 3 includes a pcb board
31, more than one positive planar light emitting 32, more than one back side illuminated element 33 and illuminating circuit (invisible in figure), institute
State illuminating circuit to be arranged on upper surface and/or the lower surface of described pcb board 31, described positive planar light emitting 32 and the described back side
Light-emitting component 33 is respectively correspondingly arranged on described pcb board 31 on the front and back, the front of described positive planar light emitting 32
The back side welding foot (invisible in figure) of welding foot (invisible in figure) and described back side illuminated element 33 respectively with described luminescence
Circuit is electrically connected with, and described positive planar light emitting 32, described back side illuminated element 33 and described illuminating circuit constitute luminous loop,
In described video pictures, described positive planar light emitting 32 and described back side illuminated element 33 on the position near splicing show
The picture shown is adjacent.
In the present embodiment, the position that the upper and lower surface of described pcb board 31 is corresponding is respectively arranged with some
Upper surface connects terminal (invisible in figure) and some lower surfaces connect terminal (invisible in figure), and described upper surface connects terminal
Connect terminal with described lower surface to be electrically connected with described illuminating circuit respectively.
The face bonding of described face bonding pin connects foot (invisible in figure) and (invisible in figure) point is got a foothold in front welding
Described upper surface with a part is connected terminal and described lower surface connects terminal welding the most accordingly, described back side welding foot
The upper foot of back side welding and back side welding are got a foothold and are respectively correspondingly connected terminal and described following table with the described upper surface of another part
Face connects terminal welding.
Specifically, described upper surface connects terminal and includes that the first upper surface connects on terminal (invisible in figure) and second
Surface connection terminal (invisible in figure), described first upper surface connects terminal and described second upper surface connects that terminal is relative sets
Put.Described lower surface connects terminal and includes that the first lower surface connects terminal (invisible in figure) and the second lower surface connects terminal
(invisible in figure), described first lower surface connects terminal and described second lower surface connects terminal and is oppositely arranged.Described first
It is the most corresponding with described first lower surface connection terminal that upper surface connects terminal, and described first upper surface connects terminal and institute
State the first lower surface connection terminal to be electrically connected with described illuminating circuit respectively；Described second upper surface connects terminal and described the
It is the most corresponding that two lower surfaces connect terminal, and described second upper surface connects terminal and described second lower surface connects terminal and divides
It is not electrically connected with described illuminating circuit.
In the present embodiment, described face bonding connects foot and is connected terminal welding with described first upper surface, and described front is welded
Get a foothold and be connected terminal welding with described first lower surface.Welding upper foot in the described back side is connected terminal soldering with described second upper surface
Connecing, the welding of the described back side is got a foothold and is connected terminal welding with described second lower surface.
In the present embodiment, described illuminating circuit includes upper surface illuminating circuit (invisible in figure) and lower surface illuminating circuit
(invisible in figure), described upper surface illuminating circuit is arranged on the upper surface of described pcb board 31, described lower surface illuminating circuit
Being arranged on the lower surface of described pcb board 31, described upper surface connects terminal and is electrically connected with described upper surface illuminating circuit, institute
State lower surface and connect terminal and the electric connection of described lower surface illuminating circuit.
In the present embodiment, also include that more than one front fixed groove (invisible in figure) and the more than one back side are solid
Determine groove (invisible in figure), described front fixed groove and described back side fixed groove and be respectively correspondingly arranged on described PCB
On the front and back, described positive planar light emitting 32 is arranged in the fixed groove of described front plate 31, described back side illuminated unit
Part 33 is arranged in the fixed groove of the described back side.
Respectively correspondingly be provided with in the both sides up and down of described front fixed groove described first upper surface connect terminal and
Described first lower surface connects terminal, is respectively correspondingly provided with on described second in the both sides up and down of described back side fixed groove
Surface connection terminal and described second lower surface connect terminal.Described positive planar light emitting 32 can be arranged directly on described PCB
On the front of plate 31, described back side illuminated element 33 can be arranged directly on the back side of described pcb board 31.
In the present embodiment, also include that support 4, more than one described double-sided display lamp bar 3 are arranged on described support 4.
Described positive planar light emitting 32 and described back side illuminated element 33 are Surface-mount LED lamp and/or LED plug-in unit lamp, more than one institute
State spaced preset distance between positive planar light emitting 32, spaced between more than one described back side illuminated element 33
Preset distance.Also including video signal controller 1, the display described with two respectively of described video signal controller 1 is overall electrically
Connecting, specifically, described video signal controller 1 is electrically connected with two described illuminating circuits respectively, and so design is good
Place is, makes two described illuminating circuits obtain synchronous control signal, and has simple in construction and the advantage such as easy to control.
In the present embodiment, the upper and lower surface at described pcb board 31 is provided with upper surface terminal groove (can not in figure
See) and lower surface terminal groove (invisible in figure), described upper surface connects terminal and is arranged in described upper surface terminal groove, described
Lower surface connects terminal and is arranged in described lower surface terminal groove.When described positive planar light emitting 32 is arranged on described pcb board 31
Front on time, described first upper surface connect terminal and described first lower surface connect terminal be provided respectively therein a part
Described upper surface terminal groove and described lower surface terminal groove in.When described back side illuminated element 33 is arranged on described pcb board 31
The back side on time, described second upper surface connect terminal and described second lower surface connect terminal be provided respectively therein another portion
In the described upper surface terminal groove divided and described lower surface terminal groove.So benefit of design is, convenient fixing described front is sent out
Optical element 32 and described back side illuminated element 33, and make the surface of the upper and lower surface of described double-sided display lamp bar 3 put down
Whole, reduce the thickness of described double-sided display lamp bar 3.
In the present embodiment, owing to have employed described double-sided display lamp bar 3, described positive planar light emitting 32 and the described back side are sent out
Optical element 33 is respectively correspondingly arranged on described pcb board 31 on the front and back, during assembling, it is only necessary on request by one with
On described double-sided display lamp bar 3 be arranged on described support 4 and just can form described two-sided display screen 2, have production cost low,
The advantage such as volume is little, lightweight and area occupied is little.
Due to the fact that the two pieces of described two-sided display screens 2 that have employed into left and right splicing state, each piece described two-sided aobvious
Two display surfaces of display screen 2 constitute a described display entirety, after receiving synchronous control signal, and two described display entirety
The described video pictures that simultaneous display is identical respectively, the described video pictures that described two-sided mosaic display screen front shows is by two
The partial video picture that the front of two-sided display screen 2 described in block shows passes through to be spliced to form, the described two-sided mosaic display screen back side
The described video pictures of display is that the partial video picture of the back displays by two pieces of described two-sided display screens 2 is by splicing shape
Becoming, thus achieve the splicing of two-sided display screen 2, no matter required display screen width have how wide can pass through two pieces of institutes
State two-sided display screen 2 to have spliced, the length of display lamp bar will not be made to increase to the longest, have and can arbitrarily be spliced into any width
Degree, structural strength height, length in service life, simple in construction and the advantage such as easy to control.
Claims (8)
1. a two-sided mosaic display screen, it is characterised in that: include into two pieces of two-sided display screens of left and right splicing state, described double
Face display screen includes more than one display lamp bar, on the position near splicing, and two of each piece of described two-sided display screen
Display surface constitutes a display entirety；Two described display entirety difference simultaneous displays after receiving synchronous control signal are identical
Video pictures, and two described video pictures states in a center of symmetry, the front of two pieces of described two-sided display screens shows
Partial video picture is by being spliced to form complete described video pictures, the part of the back displays of two pieces of described two-sided display screens
Video pictures is by being spliced to form complete described video pictures.
Two-sided mosaic display screen the most according to claim 1, it is characterised in that: described display lamp bar is double-sided display lamp
Bar, described double-sided display lamp bar includes a pcb board, more than one positive planar light emitting, more than one back side illuminated element
And illuminating circuit, described illuminating circuit is arranged on upper surface and/or the lower surface of described pcb board, described positive planar light emitting
Described pcb board respectively correspondingly it is arranged on the front and back with described back side illuminated element, described positive planar light emitting
The back side welding foot of face bonding pin and described back side illuminated element is electrically connected with described illuminating circuit respectively, and described front is sent out
Optical element, described back side illuminated element and described illuminating circuit constitute luminous loop, in described video pictures, near splicing
Position on described positive planar light emitting and the picture that shows of described back side illuminated element adjacent.
Two-sided mosaic display screen the most according to claim 2, it is characterised in that: in upper surface and the following table of described pcb board
Being respectively arranged with some upper surfaces on the position that face is corresponding and connect terminal and some lower surfaces connection terminal, described upper surface is even
Connecting terminal and described lower surface connect terminal and are electrically connected with described illuminating circuit respectively.
Two-sided mosaic display screen the most according to claim 3, it is characterised in that: the face bonding of described face bonding pin connects
Foot and front welding are got a foothold and are respectively correspondingly connected terminal and described lower surface connection terminal soldering with a part of described upper surface
Connect, the upper foot of the back side of described back side welding foot welding and back side welding get a foothold respectively correspondingly with the described upper surface of another part
Connect terminal and described lower surface connects terminal welding.
Two-sided mosaic display screen the most according to claim 2, it is characterised in that: also include more than one front anchor
Groove and more than one back side fixed groove, described front fixed groove and described back side fixed groove are respectively correspondingly arranged on
On the front and back, described positive planar light emitting is arranged in the fixed groove of described front described pcb board, described back side illuminated
Element is arranged in the fixed groove of the described back side.
Two-sided mosaic display screen the most according to claim 2, it is characterised in that: described positive planar light emitting and the described back side
Light-emitting component is Surface-mount LED lamp and/or LED plug-in unit lamp.
Two-sided mosaic display screen the most according to claim 1 and 2, it is characterised in that: also include support, more than one institute
State display lamp bar to arrange on the bracket.
Two-sided mosaic display screen the most according to claim 1 and 2, it is characterised in that: also include video signal controller, institute
State video signal controller display entirety described with two respectively to be electrically connected with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610467022.8A CN105938688A (en) | 2016-06-24 | 2016-06-24 | Two-face spliced display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610467022.8A CN105938688A (en) | 2016-06-24 | 2016-06-24 | Two-face spliced display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105938688A true CN105938688A (en) | 2016-09-14 |
Family
ID=56872811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610467022.8A Pending CN105938688A (en) | 2016-06-24 | 2016-06-24 | Two-face spliced display screen |
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| CN108389513A (en) * | 2017-02-02 | 2018-08-10 | Lg电子株式会社 | Display device |
| CN113674645A (en) * | 2021-08-19 | 2021-11-19 | 深圳市乐见智显科技有限公司 | Ultrathin liquid crystal double-sided screen and manufacturing process thereof |
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Application publication date: 20160914 |
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