Summary of the invention
Based on this, be necessary to provide a kind of flexible LED display screen that can intensive layout shows.
A kind of flexible LED display screen; Comprise support, be arranged on the lamp band on the said support and be arranged on the web member that also is connected with said lamp band on the said support through support; Said lamp band comprises the lamp tape cell; Said lamp tape cell comprises the strip cable and is arranged on the node that also connects through said cable on the said cable; Said node is provided with LED lamp array, flexibly connects each other on direction along said lamp tape spool between the said web member, and said web member comprises the syndeton that connects main body and be separately positioned on said connection main body two ends.
In preferred embodiment; Said support comprises carrier unit; Longitudinal pitch between the said carrier unit is regulated by said web member; Be rotationally connected through the support fastener between said carrier unit is horizontal, said support fastener comprises pivot joint support that is separately positioned on said carrier unit both sides and the pivot connector that is coupling with said pivot joint support; Be rotationally connected and realize that the flexible LED display screen folds in a lateral direction, convenient transportation, storage through fastener is set between the carrier unit.
In preferred embodiment; Be horizontally arranged with a plurality of nodes on the said carrier unit; Said node holds through buckle with said carrier unit and is connected; Said carrier unit is vertically gone up corresponding setting with said node, is provided with the cable groove that said cable profile adapts with the corresponding position of said cable on the said support; Node is fixed on node on the support through buckle structure; Need not other any erecting tools and can conveniently realize installation or removal; Carrier unit is corresponding with node to be provided with convenient install and fixing, changes also easy and conveniently, and being provided with of cable groove makes things convenient for the positioning and fixing cable on the support.
In preferred embodiment; Said carrier unit is a framed structure; Said support is provided with the web member groove of ccontaining said web member; Said web member groove is provided with the fixed orifice of fixing said web member and locatees the reference column of said web member, and the relevant position with said cable grooves contact on the said cable is provided with protective sleeve; The web member groove makes things convenient for the positioning and fixing web member, further locatees through reference column simultaneously, fixes through fixed orifice; Protective sleeve protection cable is avoided cable to be worn or is damaged.
In preferred embodiment, said web member is in turn connected to form the connection chain from beginning to end, is rotationally connected through syndeton between the said web member, on said one or more lamp tape cells a connection chain is set; Connect to form the connection chain through web member and connect stationary nodes,, regulate the distance between the node, make things convenient for rule to arrange LED lamp or pixel through web member to bear the display screen of the weight of LED display, particularly giant-screen.
In preferred embodiment; Said syndeton comprises the connector that is coupling each other and connects turn trough; The connection support that said connection turn trough is provided with by a pair of relative protrusion; Said connector is contained in the said connection turn trough, the interval location relative set between the node on tie point position between the said web member and the said lamp tape cell, and spacing is adjusted by said web member between the said node.
In preferred embodiment, said node comprises the node body, and said node body comprises backbone and be arranged on the flank of backbone both sides that said LED lamp array is arranged on the said node body; Increase the penetrating rate of whole LED display screen through being provided with of flank; Through the intensive as required laying out pixel point of LED lamp array is set, form different display effects according to demand on the node body.
In preferred embodiment, be provided with many on the said node body according to LED lamp array to the line-spacing relative set of the spacing between flank and the said adjacent flank according to said LED lamp array; Line-spacing through LED lamp array is as much as possible at interval to be provided with manyly to flank, further increases the penetrating rate of whole LED display screen.
In preferred embodiment; Said flexible LED display screen is two-stage power supply, comprise connect civil power or external power source and civil power or external power source converted into the power transfer module of the required power supply of said node and be located on the said node and be the module power transfer module of the required power supply of LED lamp with power source conversion; Said cable is a flexible cable, is provided with power lead and signal wire in the said cable, is provided with the fixed sturcture that is fixedly connected between said node and the said cable.
In preferred embodiment, the LED lamp that is provided with on the said lamp band is uniformly distributed with or rule arrange to form the pixel that rule is arranged, the controlled separately and pointwise control of said each LED lamp and be full-color pixel; Being uniformly distributed with or the different display effect of rule arrangement realization flexible LED display screen of LED lamp; Conveniently carrying out Different control shows; Pointwise control, convenient display effect or the displaying contents of realizing that control is different of control, and each LED lamp separately are that full-color pixel can show various colors as required, and control separately, pointwise control are controlled the Show Color or the display effect of each pixel; Can show abundanter, colorful, have more dynamic in picture perhaps.
Above-mentioned flexible LED display screen is employed in and LED lamp array is set to realize the intensive layout of LED lamp or pixel on the node, realizes that high pixel, high resolving power show; Comprise between the individual node between the node or pass through web member between a plurality of node and connect; To bear the gravity of whole LED display screen, avoid utilizing separately cable to connect and limited to, or cause cable to damage or fracture because of cable can't bear; Regulate distance or interval between the node through web member simultaneously; Conveniently regulate, simultaneously can the very convenient LED of reaching lamp between or being uniformly distributed with between the pixel be provided with or the rule setting, and can regulate as required; Syndeton through web member can be reeled or folding to LED display simultaneously, convenient transportation or use.
Embodiment
To shown in 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 the support 60 and is arranged on the web member 40 that also is connected with lamp band 20 through support 60 on the support 60 like Fig. 1.Present embodiment lamp band 20 comprises lamp tape cell 200.In the present embodiment; Lamp band 20 or lamp tape cell 200 axial directions are that cable is provided with direction and describes as the longitudinal direction of flexible LED display screen 100, describe perpendicular to lamp band 20 or the lamp tape cell 200 axial directions horizontal direction as flexible LED display screen 100.
Lamp tape cell 200 comprises strip cable 22 and is arranged on the node 24 that also connects successively through cable 22 on the cable 22.
Node 24 is provided with LED lamp array 242.Lamp tape cell 200 is provided with a plurality of web members 40.Flexibly connect along axially going up each other of lamp band 20 or lamp tape cell 200 between the web member 40.
To shown in Figure 8, web member 40 comprises and connects main body 400 and be separately positioned on the syndeton that connects main body 400 two ends like Fig. 7.40 one-tenth of web members are shaft-like.The flexible flexible LED display screen lamp band of present embodiment 20 launches through connecting link.When vertically or downwards launching, because the weight that connecting link 40 will bear lamp band 20 or display screen needs connecting link to adopt the higher material of intensity, like metal materials such as steel like flexible light band 20 or flexible LED display screen.
In the present embodiment, lamp tape cell 200 is provided with a plurality of web members 40.Be connected to form from beginning to end successively between the web member 40 and connect chain 45.Be rotationally connected through syndeton between the web member 40.
To shown in Figure 8, in the present embodiment, the syndeton of web member 40 comprises the connector 402 that is coupling each other and connects turn trough 404 like Fig. 1.Connecting turn trough 404 is formed by the connection support 406 that a pair of relative protrusion is provided with.Connector 402 is contained in and connects in the turn trough 404.
Tie point position between the web member 40 and the interval location relative set between the node 24 on the lamp tape cell 20.Spacing distance can be adjusted by web member 40 between the node 24, as adjusting according to the length of web member 40.
To shown in Figure 6, support 60 comprises some carrier units 62 like Fig. 1.Longitudinal pitch between the carrier unit 62 is regulated by web member 40, as can as required web member 40 being arranged to the rod member of different length, adjusts according to the length of web member 40.
Be rotationally connected through the support fastener between the carrier unit 62 that laterally connects.The support fastener comprises the pivot joint support 622 that is separately positioned on carrier unit 62 both sides, and the pivot connector 624 that is coupling with pivot joint support 622.
Carrier unit 62 is in being set side by side with a plurality of nodes 24 in a lateral direction.Hold through buckle between node 24 and the carrier unit 62 and be connected.In the present embodiment, the buckle 247 that is connected with carrier unit 62 is set on node 24.Carrier unit 62 on longitudinal direction with the corresponding setting in node 24 positions.
For fixing, location cable 22, prevent cable 22 displacements and damage, be provided with the cable groove 622 that adapts with cable 22 profiles with cable 22 corresponding positions on the carrier unit 62.For fear of causing cable 22 wearing and tearing because of friction between carrier unit 62 and the cable 22 or damaging, the relevant position that on cable 22, contacts with cable groove 622 is provided with protective sleeve 225.
For the permeability of the flexible LED display screen 100 that guarantees present embodiment, carrier unit 62 is set to framed structure.
To shown in Figure 8, support 60 or carrier unit 62 are provided with the web member groove 602 of ccontaining web member 40 like Fig. 7.Web member groove 602 is provided with fixed orifice 604, and the reference column 606 of positioning link 40 of fixed connecting piece 40.
Node 24 also comprises node body 240.LED lamp array 242 is arranged on the node body 240.The LED lamp number that is provided with on the LED lamp array 242 is set as required, as 4 * 4,4 * 8,6 * 8 etc.LED lamp array 242 shapes also can be provided with according to different needs.In the present embodiment, show, reach control for ease, for increasing the penetrating degree of whole flexible LED display screen 100, LED lamp array 242 is rectangular array preferably simultaneously.
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 the flank structure, comprises backbone 243 and is arranged on the flank 245 of backbone 243 both sides.
Node body 240 is provided with situation according to LED lamp array 242 and is provided with many to flank 245.Spacing between the adjacent flank 245 is according to the line-spacing relative set of LED lamp array 242.In the present embodiment, with LED display lamp band 20 axially be cable direction is set is longitudinal direction, describe for horizontal direction on the direction perpendicular to axial direction.
In the present embodiment, cable 22 is a flexible cable, so that 100 one-tenth flexible structures of LED display among the embodiment, can reel or folding.
As shown in Figs. 7-9, be provided with power lead and signal wire in the cable 22.Be provided with the fixed sturcture 249 that is fixedly connected between node 24 and the cable 22.The back side of node 24 is provided with the containment cap 255 of containment circuit board and components and parts.Do total small and exquisite in order to save the space, the circuit board size of the size of accommodation box 255 and access node 24 adapts.Fixed sturcture 249 comprises the fixed leg 256 that is arranged on the accommodation box 255.Also be provided with the power supply terminal, the signal terminal that are connected with power lead, signal wire on the accommodation box 255.Fixed sturcture 249 also comprises the fixed cap 257 that is arranged on the cable 22.Connect for ease, assemble, protective sleeve 225 is arranged on the fixed cap 257, be made of one structure, and one-body molded.Assemble for ease and dismantle, fixed cap 257 is provided with supply socket, the 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 need not to destroy cable simultaneously, also need not by instrument, only needs to peg graft and can realize connecting, and connects stable, reliable.Fixed cap 257 is provided with fixed orifice 259; Fixed cap 257 lids are located on the accommodation box 255; Pass fixed orifice 259 through fixture (like screw, screw etc.) and enter into the fixed leg 256 on the accommodation box 255, be locked, thereby node 24 and cable 22 are fitted together.Power lead and signal wire link together to be merged into cable 22 or to be incorporated in the cable 22 and also insert with in a connector.In the present embodiment, for fear of the flexibility that influence cable 22 because of cable 22 sectional areas too greatly, employing links together power lead and signal wire and is merged into cable 22.
In the present embodiment, the LED lamp that is provided with on the flexible LED display screen 100 is uniformly distributed with arrangement or rule is arranged the pixel that forms the rule arrangement.And each LED lamp is separately controlled and pointwise control and be full-color pixel.The parallel connection of power supply between LED lamp or the pixel, signal cascade also transmits control step by step, all be provided with on each node chip for driving to each LED lamp or pixel separately control drive, light or show.
To shown in Figure 6, in the present embodiment, flexible LED display screen 100 adopts the two-stage power supply like Fig. 1.At first civil power or externally fed power supply are linked in the power transfer module (not shown); Convert civil power into the required low-voltage DC of each node (like DC48V, DC36V, DC24 etc.) through power module; And export through being linked in the control card; Control signal with timed unit such as server output is also exported through control card, and power supply signal and control signal all are linked in connector or the out connector output.The power supply signal and the control signal of preferred each lamp band 20 are linked into in a connector or the out connector; Input connector 90 on the 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 each node on the lamp band 20 respectively.Each node on the lamp band 20 all is provided with the module power transfer module, converts the required low-voltage DC of node (like DC48V, DC36V, DC24 etc.) of power module conversion into each LED lamp (or pixel) required voltage (like DC5V etc.).In the present embodiment, the module power transfer module is arranged in the accommodation box 255, simultaneously, is provided with chip for driving in the accommodation box 255, and chip for driving is that pixel carries out drive controlling separately to each LED lamp.Control signal is that signal wire in the cable is delivered to each node 24 step by step through cable 22, and being delivered to each LED lamp step by step through the chip for driving that is provided with on the node 24 again is pixel.Control signal adopts from input connector 90 beginnings in the present embodiment, transmits step by step from top to bottom.
In the present embodiment; Because the power supply between the LED lamp is connected in parallel; Burn because of electric current is excessive for fear of entire circuit, do length greatly for whole flexible LED display screen 100 is done as far as possible simultaneously under the condition of resource-constrained, the LED lamp that needs reasonably to arrange is a pixel.With the resolution of whole flexible LED display screen 100 is 1024 * 512 to be example, and the LED lamp array 242 that is provided with on the node 24 is 4 * 4,4 * 5,4 * 8 arrays preferably.
The flexible LED display screen 100 of present embodiment; Vertically go up to adopt web member 40 is set; Connect into through web member 40 and to connect chain 45, vertically connect, load-bearing, and through the realization that is rotationally connected between the web member; Rotation vertically, realize whole flexible LED display screen 100 upper and lower volumes around or folding.Through support 60 fixing whole flexible LED display screens 100 are set; Through connecting the flexible LED display screen 100 of horizontal spreading present embodiment between the carrier unit 62; Through between carrier unit 62, connecting through support fastener lateral rotation; Realize the rotation adjusting of whole flexible LED display screen 100 lateral attitudes; Can realize the gathering on whole flexible LED display screen 100 horizontal directions (or left and right directions), folding or coiling through being rotationally connected between the carrier unit 62 simultaneously according to relative position or the relative angle between the position adjustments lamp band 20 between the carrier unit 62.Conveniently whole flexible LED display screen 100 is packed, transported, folding, through being set, fastener or articulated part connect simultaneously, need not can accomplish assembling the ease of assembly operation by instrument.
The above embodiment has only expressed several kinds of embodiments of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the present invention's design, 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 accompanying claims.