CN102637391B - Flexible LED (Light-Emitting Diode) display screen - Google Patents
Flexible LED (Light-Emitting Diode) display screen Download PDFInfo
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- CN102637391B CN102637391B CN201210094510.0A CN201210094510A CN102637391B CN 102637391 B CN102637391 B CN 102637391B CN 201210094510 A CN201210094510 A CN 201210094510A CN 102637391 B CN102637391 B CN 102637391B
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Abstract
The invention discloses a flexible LED (Light-Emitting Diode) display screen comprising a bracket, a lamp belt and connecting pieces, wherein the lamp belt is arranged on the bracket, and the connecting pieces are arranged on the bracket and connected with the lamp belt through the bracket; the lamp belt comprises a lamp belt unit; the lamp belt unit comprises a strip-shaped cable and nodes which are arranged on the cable and connected sequentially through the cable; an LED lamp array is arranged on each node; the connecting pieces are flexibly connected with one another along the axial direction of the lamp belt; and each connecting piece comprises a connecting main body and connecting structures which are respectively arranged at the two ends of the connecting main body. In the flexible LED display screen, the LED array is arranged on one node so as to realize the intensive arrangement of LED lamps or pixels; the nodes are connected by the connecting pieces so as to bear the gravity of the whole LED display screen, so that the cable is prevented from being damaged or fractured when the cable can not bear the gravity; and meanwhile, the distances or spaces among the nodes are adjusted by virtue of the connecting pieces, thus adjustment is convenient, and the LED lamps or the pixels are very convenient to arrange uniformly or regularly and also can be adjusted as required.
Description
Technical field
The present invention relates to a kind of display screen, be specifically related to a kind of flexible LED display screen.
Background technology
The general screen structure firmly that adopts of existing LED display, the LED display of firmly shielding structure adopts multiple body structures assembled, and casing is heavier, and poor radiation.Separately there is a kind of LED display to adopt lamp string to assemble, lamp string is directly connected in series lamp successively by cable, because the distance between structural limitations lamp and lamp arranges larger, the density that can accomplish is limited, intensive layout cannot be accomplished, thereby content to be displayed or image cannot be in the finite space, accurately or accurately shown.
Summary of the invention
Based on this, be necessary to provide a kind of flexible LED display screen can intensive layout showing.
A kind of flexible LED display screen, comprise support, be arranged on the lamp band on described support and be arranged on the web member being connected with described lamp band on described support and by support, described lamp band comprises lamp tape cell, described lamp tape cell comprises strip cable and is arranged on the node connecting on described cable and by described cable, described node is provided with LED lamp array, between described web member, along being mutually flexibly connected on described lamp band axial direction, described web member comprises the syndeton that connects main body and be separately positioned on described connection main body two ends; Described node comprises: node body, and described LED lamp array is arranged on described node body; Described node body comprises: backbone and be arranged on the flank of described backbone both sides, and described connector main body is connected with described flank; Interval location relative set between node on tie point position between described web member and described lamp tape cell.
In a preferred embodiment, described support comprises carrier unit, longitudinal pitch between described carrier unit is regulated by described web member, between described carrier unit is horizontal, be rotationally connected by support fastener, described support fastener comprises the pivot connector that is separately positioned on the pivot joint support of described carrier unit both sides and is coupling with described pivot joint support; Be rotationally connected and realize flexible LED display screen and fold in a lateral direction, convenient transport, storage by fastener is set between carrier unit.
In a preferred embodiment, on described carrier unit, be horizontally arranged with multiple nodes, described node is held and is connected by buckle with described carrier unit, the longitudinally upper setting corresponding to described node of described carrier unit, is provided with the corresponding position of described cable the cable groove that described cable profile adapts on described support; Node is fixed on node on support by buckle structure, can conveniently realize installation or removal without other any erecting tools, carrier unit is corresponding with node arranges convenient install and fixing, changes also easy and conveniently, and on support, cable groove arranges the convenient fixed cable of locating.
In a preferred embodiment, described carrier unit is framed structure, on described support, be provided with the web member groove of accommodating described web member, on described web member groove, be provided with the fixed orifice of fixing described web member and the reference column of locating described web member, on the relevant position contacting with described cable groove on described cable, be provided with protective sleeve; The convenient location of web member groove fixed connecting piece is further located by reference column simultaneously, is fixed by fixed orifice; Protective sleeve protection cable, avoids cable to be worn or damages.
In a preferred embodiment, described web member head and the tail are in turn connected to form connection chain, between described web member, are rotationally connected by syndeton, on described one or more lamp tape cells, a connection chain are set; Connect to form connection chain by web member and be connected and fixed node, to bear the display screen of the weight of LED display, particularly giant-screen, by the distance between web member adjustment node, facilitate rule to arrange LED lamp or pixel.
In a preferred embodiment, described syndeton comprises the connector being mutually coupling and connects turn trough, the connection bracket that described connection turn trough is arranged by a pair of relative protrusion, described connector is contained in described connection turn trough, interval location relative set between node on tie point position between described web member and described lamp tape cell, between described node, spacing is adjusted by described web member.
In a preferred embodiment, described node comprises node body, and described node body comprises backbone and be arranged on the flank of backbone both sides, and described LED lamp array is arranged on described node body; Increase the penetrating rate of whole LED display by arranging of flank; By LED lamp array intensive laying out pixel point is as required set on node body, form according to demand different display effects.
In a preferred embodiment, on described node body, be provided with spacing between multipair flank and described adjacent flank according to the line-spacing relative set of described LED lamp array according to LED lamp array; Line-spacing interval by LED lamp array is as much as possible arranges multipair flank, further increases the penetrating rate of whole LED display.
In a preferred embodiment, described flexible LED display screen is two-stage power supply, comprise connect civil power or external power source and civil power or external power source are converted to the power transfer module of the required power supply of described node and are located on described node and power supply are converted to the module power transfer module of the required power supply of LED lamp; Described cable is flexible cable, is provided with power lead and signal wire in described cable, between described node and described cable, is provided with the fixed sturcture being fixedly connected with.The described node body back side is provided with the accommodation box of containment circuit board and components and parts, and described fixed sturcture comprises: be arranged on the fixed leg on described accommodation box and be arranged on the fixed cap on described cable, described protective sleeve is arranged on described fixed cap; The supply socket, the signal plug that are connected with power lead, signal wire are respectively set on described fixed cap, on described accommodation box, are provided with respectively by being connected to be connected respectively to power supply terminal, the signal terminal of power lead, signal wire with power supply terminal, signal terminal; On described fixed cap, be provided with fixed orifice; Described fixed cap lid is located on described accommodation box, pass fixed orifice on it by fixture enters in the fixed leg arranging on described accommodation box and is locked, and described node and cable set are fitted together; Described accommodation box or fixed sturcture and described backbone position relative set.
In a preferred embodiment, the pixel that LED lamp is uniform or rule arrangement formation rule is arranged arranging on described lamp band, described each LED lamp separately controlled and pointwise control is also full color pixel point; Uniform or the rule of LED lamp is arranged and is realized the different display effect of flexible LED display screen, conveniently carrying out different control shows, pointwise control, independent different display effect or the displaying contents of convenient realization control of controlling, and each LED lamp is that full color pixel point can show different colors as required, control, Show Color or the display effect of pointwise control to each pixel are controlled separately, can show abundanter, colorful, have more dynamic in picture perhaps.
Above-mentioned flexible LED display screen, adopt and LED lamp array is set on a node to realize the intensive layout of LED lamp or pixel, realize high pixel, high resolving power shows, between node, comprise between individual node or between multiple node and connecting by web member, to bear the gravity of whole LED display, avoid utilizing separately cable to connect and limited to, or because cannot bearing, cable cause cable to damage or fracture, simultaneously by distance or interval between web member adjustment node, conveniently regulate, can very conveniently reach uniform setting or the rule setting between LED lamp or between pixel simultaneously, and can regulate as required, can LED display be reeled or be folded, convenient transport or use by the syndeton of web member simultaneously.
Brief description of the drawings
Fig. 1 is the part-structure schematic diagram of the flexible LED display screen of one embodiment of the invention;
Fig. 2 is the decomposition texture schematic diagram of the partially flexible LED display of one embodiment of the invention;
Fig. 3 is the structural representation at another visual angle of Fig. 2;
Fig. 4 is the transversely arranged structural representation of the node of one embodiment of the invention;
Fig. 5 is the structural representation at another visual angle of Fig. 4;
Fig. 6 is the decomposition texture schematic diagram of Fig. 4;
Fig. 7 is node, the carrier unit of one embodiment of the invention, the decomposition texture schematic diagram of web member;
Fig. 8 is node, the carrier unit of another embodiment of the present invention, the decomposition texture schematic diagram of web member;
Fig. 9 is the structural representation of the lamp tape cell of invention one embodiment.
Embodiment
As shown in Figure 1 to Figure 3, the flexible LED display screen 100 of one embodiment of the invention, comprises support 60, is arranged on the lamp band 20 on support 60 and is arranged on the web member 40 being connected with lamp band 20 on support 60 and by support 60.The present embodiment lamp band 20 comprises lamp tape cell 200.In the present embodiment, lamp band 20 or lamp tape cell 200 axial directions be cable setting party to describing as the longitudinal direction of flexible LED display screen 100, describe as the horizontal direction of flexible LED display screen 100 perpendicular to lamp band 20 or lamp tape cell 200 axial directions.
Lamp tape cell 200 comprises strip cable 22 and is arranged on the node 24 connecting successively on cable 22 and by cable 22.
Node 24 is provided with LED lamp array 242.On lamp tape cell 200, be provided with multiple web members 40.Between web member 40, be mutually flexibly connected along the axially upper of lamp band 20 or lamp tape cell 200.
As shown in Fig. 7 to Fig. 8, web member 40 comprises and connects main body 400 and be separately positioned on the syndeton that connects main body 400 two ends.40 one-tenth of web members are shaft-like.The flexible LED display screen lamp band 20 of the present embodiment flexibility launches by connecting link.If flexible light band 20 or flexible LED display screen are vertically or when drops down, due to the weight that connecting link 40 will bear lamp band 20 or display screen, need connecting link to adopt the higher material of intensity, as metal materials such as steel.
In the present embodiment, on lamp tape cell 200, be provided with multiple web members 40.Between web member 40, head and the tail are connected to form connection chain 45 successively.Between web member 40, be rotationally connected by syndeton.
As shown in Figures 1 to 8, in the present embodiment, the syndeton of web member 40 comprises the connector 402 being mutually coupling and connects turn trough 404.Connecting turn trough 404 is formed by the connection bracket 406 of a pair of relative protrusion setting.Connector 402 is contained in and connects in turn trough 404.
Interval location relative set between node 24 on tie point position and lamp tape cell 20 between web member 40.Between node 24, spacing distance can be adjusted by web member 40, as adjusted according to the length of web member 40.
As shown in Figures 1 to 6, support 60 comprises some carrier units 62.Longitudinal pitch between carrier unit 62 is regulated by web member 40, as can be as required web member 40 be arranged to the rod member of different length, adjusts according to the length of web member 40.
Between the carrier unit 62 laterally connecting, be rotationally connected by support fastener.Support fastener comprises the pivot connector 624 that is separately positioned on the pivot joint support 622 of carrier unit 62 both sides and is coupling with pivot joint support 622.
Carrier unit 62 is in being set side by side with in a lateral direction multiple nodes 24.Between node 24 and carrier unit 62, hold and be connected by buckle.In the present embodiment, the buckle 247 being connected with carrier unit 62 is set on node 24.Carrier unit 62 on longitudinal direction with the node 24 corresponding settings in position.
For fixing, location cable 22, prevent that cable 22 is shifted and damages, on carrier unit 62 with on the corresponding position of cable 22, be provided with the cable groove 622 adapting with cable 22 profiles.For fear of because friction between carrier unit 62 and cable 22 causes cable 22 wear and tear or damage, on the relevant position contacting with cable groove 622, be provided with protective sleeve 225 on cable 22.
In order to ensure the permeability of flexible LED display screen 100 of the present embodiment, carrier unit 62 is set to framed structure.
As shown in Fig. 7 to Fig. 8, on support 60 or carrier unit 62, be provided with the web member groove 602 of accommodating web member 40.On web member groove 602, be provided with the fixed orifice 604 of fixed connecting piece 40 and the reference column 606 of positioning link 40.
Node 24 also comprises node body 240.LED lamp array 242 is arranged on node body 240.The LED lamp number arranging on LED lamp array 242 is set as required, as 4 × 4,4 × 8,6 × 8 etc.LED lamp array 242 shapes also can need to arrange according to difference.In the present embodiment, show and control for convenient, simultaneously for increasing the penetrating degree of whole flexible LED display screen 100, preferably rectangular array of LED lamp array 242.
In the present embodiment, in order to increase the penetrating rate of whole lamp band 20 or flexible LED display screen 100, node body 240 is arranged to flank structure, comprises backbone 243 and is arranged on the flank 245 of backbone 243 both sides.
Node body 240 arranges situation according to LED lamp array 242 multipair flank 245 is set.Spacing between adjacent flank 245 is according to the line-spacing relative set of LED lamp array 242.In the present embodiment, be axially cable setting party to as longitudinal direction taking LED display lamp band 20, in direction perpendicular to axial direction for horizontal direction describes.
In the present embodiment, cable 22 is flexible cable, so that 100 one-tenth flexible structures of LED display in embodiment can be reeled or fold.
As shown in Figs. 7-9, in cable 22, be provided with power lead and signal wire.Between node 24 and cable 22, be provided with the fixed sturcture 249 being fixedly connected with.The back side of node 24 is provided with the containment cap 255 of containment circuit board and components and parts.In order to save space, total is done small and exquisitely, the circuit board size of the size of accommodation box 255 and access node 24 adapts.Fixed sturcture 249 comprises the fixed leg 256 being arranged on accommodation box 255.On accommodation box 255, be also provided with the power supply terminal, the signal terminal that are connected with power lead, signal wire.Fixed sturcture 249 also comprises the fixed cap 257 being arranged on cable 22.Connect, assemble for convenient, protective sleeve 225 is arranged on fixed cap 257, be made of one structure, and one-body molded.For ease of assembly and dismounting, on fixed cap 257, be provided with supply socket, signal plug that power supply terminal, signal terminal are equipped with.Power supply terminal, signal terminal and supply socket, signal plug socket connection, easy to connect, easy disassembling, convenient, easy accessibility simultaneously, without destroying cable, also, without by instrument, only needs grafting can realize connection, stable connection, reliable.On fixed cap 257, be provided with fixed orifice 259, fixed cap 257 lids are located on accommodation box 255, enter into the fixed leg 256 on accommodation box 255 by fixture (as screw, screw etc.) through fixed orifice 259, be locked, thereby node 24 and cable 22 are fitted together.Power lead and signal wire link together and are merged into cable 22 or are incorporated in cable 22 and access with in a connector.In the present embodiment, for fear of the flexibility that affect too greatly cable 22 because of cable 22 sectional areas, employing links together power lead and signal wire to be merged into cable 22.
In the present embodiment, the uniform arrangement of LED lamp arranging on flexible LED display screen 100 or rule are arranged and are formed the pixel that rule is arranged.And each LED lamp separately controlled and pointwise control is also full color pixel point.Power supply parallel connection between LED lamp or pixel, signal cascade also transmits and controls step by step, is provided with and drives chip that each LED lamp or pixel are controlled and driven separately on each node, lights or shows.
As shown in Figures 1 to 6, in the present embodiment, flexible LED display screen 100 adopts two-stage power supply.First civil power or externally fed power supply are linked in power transfer module (not shown), by power module, civil power is converted to the required low-voltage DC of each node (as DC48V, DC36V, DC24 etc.), and export by being linked in control card, also export by control card as the control signal of server output with timed unit, power supply signal and control signal are all linked in connector or out connector output.The power supply signal of preferred each lamp band 20 and control signal are linked in same a connector or out connector, input connector 90 on lamp band 20 is connected with above-mentioned connector or out connector, power supply signal and control signal are input in each lamp band 20, and are linked into respectively the each node on lamp band 20.Each node on lamp band 20 is provided with module power transfer module, and the required low-voltage DC of node (as DC48V, DC36V, DC24 etc.) of power module conversion is converted to each LED lamp (or pixel) required voltage (as DC5V etc.).In the present embodiment, module power transfer module is arranged in accommodation box 255, meanwhile, is provided with driving chip in accommodation box 255, and driving chip is that pixel drives separately control to each LED lamp.Control signal is that signal wire in cable is delivered to each node 24 step by step by cable 22, then to be delivered to step by step each LED lamp by the driving chip arranging on node 24 be pixel.In the present embodiment, control signal adopts from input connector 90, transmits step by step from top to bottom.
In the present embodiment, because the power supply between LED lamp is connected in parallel, excessive and burn for fear of whole circuit because electric current, for being done under the condition of resource-constrained as far as possible, whole flexible LED display screen 100 does greatly length simultaneously, and needing the LED lamp of reasonably arranging be pixel.Taking the resolution of whole flexible LED display screen 100 as 1024 × 512 as example, preferably 4 × 4,4 × 5,4 × 8 arrays of LED lamp array 242 that arrange on node 24.
The flexible LED display screen 100 of the present embodiment, longitudinally upper employing arranges web member 40, connect into and connect chain 45 by web member 40, longitudinally connect, load-bearing, and by the realization that is rotationally connected between web member, rotation longitudinally, realize whole flexible LED display screen 100 upper and lower volumes around or folding.By the fixing whole flexible LED display screen 100 of support 60 is set, by connecting the flexible LED display screen 100 of horizontal spreading the present embodiment between carrier unit 62, by connecting by support fastener lateral rotation between carrier unit 62, the rotation that realizes whole flexible LED display screen 100 lateral attitudes regulates, can be according to relative position or the relative angle between the position adjustments lamp band 20 between carrier unit 62, realize the gathering on whole flexible LED display screen 100 horizontal directions (or left and right directions) by being rotationally connected between carrier unit 62 simultaneously, fold or reel.Conveniently whole flexible LED display screen 100 is packed, transported, folding, by being set, fastener or articulated part connect simultaneously, without completing assembling by instrument, ease of assembly operation.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (9)
1. a flexible LED display screen, it is characterized in that, comprise support, be arranged on the lamp band on described support and be arranged on the web member being connected with described lamp band on described support and by support, described lamp band comprises lamp tape cell, described lamp tape cell comprises strip cable and is arranged on the node connecting on described cable and by described cable, described node is provided with LED lamp array, between described web member, along being mutually flexibly connected on described lamp band axial direction, described web member comprises: connect main body and be separately positioned on the syndeton at described connection main body two ends; Described node comprises: node body, and described LED lamp array is arranged on described node body; Described node body comprises: backbone and be arranged on the flank of described backbone both sides, and described connector main body is connected with described flank; Interval location relative set between node on tie point position between described web member and described lamp tape cell; The described node body back side is provided with the accommodation box of containment circuit board and components and parts, between described node and described cable, is provided with the fixed sturcture being fixedly connected with; Described fixed sturcture comprises: be arranged on the fixed leg on described accommodation box and be arranged on the fixed cap on described cable, the supply socket, the signal plug that are connected with power lead, signal wire are respectively set on described fixed cap, on described accommodation box, are provided with respectively by being connected to be connected respectively to power supply terminal, the signal terminal of power lead, signal wire with power supply terminal, signal terminal; On described fixed cap, be provided with fixed orifice; Described fixed cap lid is located on described accommodation box, pass fixed orifice on it by fixture enters in the fixed leg arranging on described accommodation box and is locked, and node and cable set are fitted together; Described accommodation box or fixed sturcture and described backbone position relative set; Described flexible LED display screen is two-stage power supply, comprise connect civil power or external power source and civil power or external power source are converted to the power transfer module of the required power supply of described node and are located on described node and node power are converted to the module power transfer module of the required power supply of LED lamp; Described cable is flexible cable, is provided with power lead and signal wire in described cable; On each node on described lamp band, be provided with module power transfer module, the required low-voltage DC of node of power module conversion is converted to the required power supply of each LED lamp, described module power transfer module is arranged in described accommodation box, is also provided with driving chip in described accommodation box; Described driving chip drives separately control to each LED lamp, and control signal is delivered to each node step by step by the signal wire in cable, then is delivered to step by step each LED lamp by the driving chip arranging on node.
2. flexible LED display screen according to claim 1, it is characterized in that, described support comprises carrier unit, longitudinal pitch between described carrier unit is regulated by described web member, between described carrier unit is horizontal, be rotationally connected by support fastener, described support fastener comprises the pivot connector that is separately positioned on the pivot joint support of described carrier unit both sides and is coupling with described pivot joint support.
3. flexible LED display screen according to claim 2, it is characterized in that, on described carrier unit, be horizontally arranged with multiple nodes, described node is held and is connected by buckle with described carrier unit, the longitudinally upper setting corresponding to described node of described carrier unit, is provided with the corresponding position of described cable the cable groove that described cable profile adapts on described support.
4. flexible LED display screen according to claim 3; it is characterized in that; described carrier unit is framed structure; on described support, be provided with the web member groove of accommodating described web member; on described web member groove, be provided with the fixed orifice of fixing described web member and the reference column of locating described web member, on the relevant position contacting with described cable groove on described cable, be provided with protective sleeve.
5. according to the flexible LED display screen described in claim 1 to 4 any one, it is characterized in that, described web member head and the tail are in turn connected to form connection chain, between described web member, be rotationally connected by syndeton, described node connects successively on cable, and a connection chain is set between one or more lamp tape cells.
6. according to the flexible LED display screen described in claim 1 to 4 any one, it is characterized in that, described syndeton comprises the connector being mutually coupling and connects turn trough, the connection bracket that described connection turn trough is arranged by a pair of relative protrusion, described connector is contained in described connection turn trough, and between described node, spacing is adjusted by described web member.
7. flexible LED display screen according to claim 4, it is characterized in that, on described node body, be provided with spacing between multipair flank and adjacent flank according to the line-spacing relative set of described LED lamp array according to LED lamp array, described LED lamp array is rectangular array, and described node body is rectangular block.
8. flexible LED display screen according to claim 4, is characterized in that, described protective sleeve is arranged on described fixed cap.
9. according to the flexible LED display screen described in claim 1 to 4 any one, it is characterized in that, uniform or the rule of the LED lamp that arranges on described lamp band is arranged and is formed the pixel that rule is arranged, between described LED lamp power supply be connected in parallel, signal cascade transmit and control step by step; Described each LED lamp separately controlled and pointwise control is also full color pixel point, and described LED lamp array is 4 × 4 or 4 × 5 or 4 × 8 arrays.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210094510.0A CN102637391B (en) | 2012-04-01 | 2012-04-01 | Flexible LED (Light-Emitting Diode) display screen |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210094510.0A CN102637391B (en) | 2012-04-01 | 2012-04-01 | Flexible LED (Light-Emitting Diode) display screen |
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| CN102637391A CN102637391A (en) | 2012-08-15 |
| CN102637391B true CN102637391B (en) | 2014-11-26 |
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| TWI509586B (en) * | 2012-08-06 | 2015-11-21 | Lextar Electronics Corp | Flexible display |
| EP3035320B1 (en) * | 2014-12-20 | 2018-07-11 | Revolution Display, LLC | Folding display panels for large-format displays |
| CN104851370B (en) * | 2015-05-06 | 2018-04-10 | 深圳金立翔视效科技有限公司 | A kind of variable LED display |
| CN105551392A (en) * | 2016-02-15 | 2016-05-04 | 深圳市创显光电有限公司 | Radian-variable LED arc-shaped screen |
| CN109821155A (en) * | 2019-01-31 | 2019-05-31 | 陈大为 | A kind of portable light spectrum treating apparatus of convenient fitting |
| CN114944116B (en) * | 2022-06-10 | 2024-02-20 | 北京城建十建设工程有限公司 | Connection structure of LED screen, electric device and aluminum pipe |
| CN115013677A (en) * | 2022-06-10 | 2022-09-06 | 北京城建十建设工程有限公司 | Connecting structure of LED screen and large-span steel-wood combined truss arch structure |
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