Background technology
It is the I/O equipment for belonging to computer, i.e. input-output equipment on ordinary meaning that display screen, which is,.It is it is a kind of will be certain
E-file is shown to the show tools that human eye is re-reflected on screen by specific transmission equipment.It is currently used to have LCD
Display screen, LED display etc..
Traditional display screen is integral structure, i.e., is shown shown content by a display interface.
With the needs of the development of science and technology and people's life, the mosaic display screen of multiple solutions is slowly developed, mosaic display screen is usual
Played for giant-screen, but its volume is big, it is not easy to transport.
Then people devise folding display screen again, a kind of portable as disclosed in patent application 201620134105.0
Formula Folding screen, including lighttight plate body, the plate body include multiple folded sections, and folded section phase can be made by being provided between folded section
The fold domain mutually folded, magnetic patch is provided with folded section;The magnetic patch is arranged on the end of folded section homonymy, the folding
Section is provided with the sizing region that can make folded section bent for shaping at magnetic patch.The present invention copes with difference by foldable structure
Measuring apparatus shading and installation need, and the sizing region having copes with different adjustment needs;And simple in construction, regulation
It is convenient, it is easy to carry.
However, being shaped between above-mentioned display screen merely by magnetic patch absorption, structure is excessively simple, makes multiple foldings
The combination of section built on the sand, is easily damaged, and magnetic patch adsorption structure coarse in use can cause display screen splicing uneven
It is whole, it is difficult to reach good splicing effect.
A kind of and for example folding screen structure disclosed in patent application 201420796566.5, including the first screen and second
Screen, in addition to the fold mechanism of connection first screen and the second screen, first screen and the second screen include
Viewing area and fringe region, and the fringe region that first screen and the second screen mutually splice is transparent;The folding machine
Structure is used to mutually spell by the mutually facing overlapping of first screen and the second screen or by first screen and the second screen
Connect;When first screen and the second screen mutually splice, viewing area is mutually butted so that fringe region and viewing area phase
Mutually it is overlapping.A kind of portable set using the folding screen is also disclosed.However, above-mentioned folding screen due to its
One screen and the second screen are combined together by axle, axle certainty space-consuming, when causing its opening, the first screen and second
Certainly exist gap between screen, and by fringe region and viewing area it is interlaced it is overlapping make display screen display it is endless
It is whole, display effect is influenceed, can not actually realize the effect of slitless connection.
The content of the invention
In view of the above-mentioned problems, it is an object of the invention to provide a kind of seamless spliced Folding screen, Folding screen docking are flat
Whole, integral seamless, display effect is good, the stabilization of picture, reliable.
It is a further object to provide a kind of seamless spliced Folding screen, and the Folding screen is simple in construction, it is real to be easy to
It is existing, and can realize and automatically control, it is easy to be completed rapidly and accurately the splicing of display screen.
To achieve the above object, the technical scheme is that:
A kind of seamless spliced Folding screen, the Folding screen include a plurality of display screens and rotary shaft, it is characterised in that folding
Folded screen also includes fixed plate, and the display screen is installed in the fixed plate, and passes through rotation between the adjacent fixed plate
Rotating shaft links together, and the rotary shaft is arranged at the outside of the fixed plate, is not on the middle part of fixed plate, effectively to subtract
Spacing between small fixed plate;The axle center of the rotary shaft and the outer face of fixed plate are located along the same line, and thus, are rotating
When fixed plate splices display screen, the generation in gap between adjacent fixed plate can be avoided, reaches seamless spliced effect.
Rotary shaft can be realized by high-precision stepper motor and controlled, to reach the purpose accurately controlled.
Further, the rotary shaft is embedded between two adjacent fixed plates, to eliminate the gap between fixed plate, reaches
To seamless spliced effect.
Further, electromagnetic absorbing block and electromagnet, and electromagnet are respectively arranged with the both sides fixed plate of the rotary shaft
Suction block is correspondingly arranged with electromagnet, and it is burnishing surface that fixed plate, which sets the correspondence position of electromagnetic absorbing block and electromagnet, aobvious to increase
The spliced stability of display screen, avoids rocking for display screen.
Further, guide plate is provided with the rotary shaft, guide plate is symmetrical arranged on the rotary shaft, the guiding
The both ends of plate are respectively arranged with two limit switches, and two of which limit switch one is expansion limit switch, and one is to collapse
Limit switch, with the rotation position of accurate control display screen.
Further, the guide plate is narrow laminated structure, is not take up space, avoids producing gap between fixed plate.
Further, the outside of the rotary shaft and guide plate is coated with sheath, the sheath be used to protecting rotary shaft and
Guide plate is not by external disturbance and destruction.
Further, the fixed plate has a top and bottom, and the outer face between top and bottom is provided with depressed part, institute
Depressed part is stated to be embedded and fix display screen.
Further, the rotary shaft is arranged at the top or bottom of the fixed plate, makes when display screen rotates,
Rotary shaft can be stealthy at top or bottom, does not take identical space with display screen, avoids the influence and generation to display screen
Splice gap.
Further, between the adjacent fixed plate, top and bottom is provided with rotary shaft, so that the rotation of display screen
Turn precise control, reliable.
Further, the rotary shaft, is also associated with accelerating and deceleration sensor, the acceleration and deceleration sensor are set
Inside fixed plate, to control the speed of rotary shaft and angle.
The Folding screen realized of the present invention, by the structure design to rotary shaft, fixed plate and display screen, using fixed plate as
Carrier, display screen rotate control by the control of rotary shaft and display screen can be organically incorporated in as display interface
Together, smooth, integral seamless is docked after display screen expansion, display effect is good, the stabilization of picture, reliable.
Meanwhile the present invention is simple in construction, it is easy to accomplish, by the splicing to folding display screen, display can be effectively increased
The display interface of screen, display effect is improved, can be widely applied in the display screen splicing in respective place, be especially suitable for stage
And performance site, and the field such as LED display, stage machinery, advertisement media, stage design design.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Shown in Fig. 1, for the seamless spliced Folding screen of the invention realized, shown in figure, the Folding screen includes plural number
Individual display screen 1, fixed plate (2,3,4,5,6) and rotary shaft 7,8, the display screen 1 can use existing LCD screen, LED screen and
LCDs etc. is a variety of to be realized;Display screen 1 is installed in the fixed plate 2,3,4,5,6, that is to say, that each fixed plate
2nd, display screen 1 is respectively and fixedly provided with 3,4,5,6 outer surface, and is connected between the adjacent fixed plate by rotary shaft 7 or 8
Together, the rotary shaft 7 or 8 is arranged at the outside of the fixed plate cross section, is not on the middle part of fixed plate, specifically
Say, with reference to shown in Fig. 4, rotary shaft 7 or 8 is embedded between two adjacent fixed plates, between effectively reducing between fixed plate
Away from;And the axle center of the rotary shaft 7 or 8 and the outer face of fixed plate are located along the same line, thus, make to show in rotation fixed plate
When display screen is spliced, that avoids the generation in gap between adjacent fixed plate, reaches seamless spliced effect.
Linked together between fixed plate 2 and 3 by rotary shaft 7, one is connected to by rotary shaft 8 between fixed plate 3 and 4
Rise, linked together by rotary shaft 7 between fixed plate 4 and 5, linked together between fixed plate 5 and 6 by rotary shaft 8.
The fixed plate (2,3,4,5,6) that Folding screen is formed by five block length square metal frameworks by rotary shaft 8 connect and
Into, rotating 180 deg between adjacent fixed plate, angle when Folding screen collapses between adjacent fixed plate is for 0 degree, is during expansion
180 degree, it can deploy and collapse by electric control system Folding screen.
Shown in figure, fixed plate is five pieces, and this is to be shown to describe Folding screen and the front and rear of fixed plate with reference to rotation,
Fixed plate can be made up of 2-N blocks in other implementations, and N is more than 2.
Rotary shaft 8 can be realized by high-precision stepper motor and controlled, to reach the purpose accurately controlled.
The rotary shaft 7 or 8, is also associated with accelerating and deceleration sensor, the acceleration and deceleration sensor are arranged on admittedly
Inside fixed board 2,3,4,5,6, to control the speed of rotary shaft and angle;Due to accelerate and deceleration sensor can use it is existing
Technology is realized, and the structure being arranged on inside fixed plate 2,3,4,5,6 is only to simply fix, and those skilled in the art pass through
Prior art can be achieved, therefore not show in figure.
With reference to shown in Fig. 2, by taking the connection of fixed plate 5 and 6 as an example, in the both sides fixed plate 5 and 6 of the rotary shaft 8 respectively
Electromagnetic absorbing block 9 and electromagnet 91 are provided with, electromagnet 91 is housed in fixed plate 5, electromagnetic absorbing block 9 is housed in fixed plate 6, and
Electromagnetic absorbing block 91 and electromagnet 9 are correspondingly arranged that (usual electromagnetic absorbing block 9 is arranged on the side of fixed plate 6 and 5 with electromagnet 91
Middle part, and electromagnetic absorbing block 9 can be set with electromagnet 91 it is corresponding multiple), fixed plate 5 and 6 set electromagnetic absorbing block 9 with
The correspondence position of electromagnet 91 is burnishing surface, to increase the spliced stability of display screen, avoids rocking for display screen.
Between attachment structure and fixed plate 5 and 6 between other fixed plates is consistent.
With reference to shown in Fig. 3, the structure of fixed plate is illustrated by taking fixed plate 6 as an example, for fixed plate 6, it has top
Portion 61 and bottom 62, the outer face between top 61 and bottom 62 are provided with depressed part 63, and the depressed part 63 is being embedded simultaneously
Fixed display screen 1, so, display screen 1 can be protected by fixed plate 6, at the same the side of display screen 1 can carry out it is seamless right
Connect.
Rotary shaft 8 is arranged at the top 61 and bottom 62 of fixed plate 6 so that when display screen 1 rotates, the energy of rotary shaft 8
It is enough stealthy in top and bottom, identical space is not taken with display screen, avoid the influence to display screen and produce splicing gap,
Meanwhile top 61 and bottom 62 are provided with the benefit of rotary shaft 8, be can make display screen 1 rotation precise control, it is reliable,
It is firm, also balance when docking, avoid the upper of display screen 1 from splicing the problem of inconsistent below.
The schematic diagram that Fig. 4 is combined between fixed plate, the vertical view face of fixed plate is only drawn in figure with simple lines, dashed forward
The integrated structure gone out between fixed plate.With reference to shown in Fig. 4, there is rotary shaft 8, the axle of rotary shaft 8 between two fixed plates 5,6
Guide plate 81 is provided with the heart;Guide plate 81 is in strip, its center and the axis coinciding of rotary shaft 8, and both ends are symmetricly set on rotation
In rotating shaft 8, and the both ends of guide plate 81 are respectively arranged with two limit switches 82,83, and two of which limit switch one is exhibition
Limit switch 82 is driven, one is to collapse limit switch 83, and expansion limit switch 82 collapses limit outside the fixed plate after collapsing
Bit switch 83 then between the fixed plate after collapsing, controls expansion and the fixed plate 5 collapsed, 6 positions, accurately to control respectively
The rotation position of display screen.
Guide plate 81 is the list structure of arrow gauge shape, and the space of very little is i.e. settable, is not take up space, avoid fixed plate 5,
Gap is produced between 6.Two limit switches 82,83 are arranged on Plane of rotation with 180 degree, the standard that can be rotated with control display screen
Exactness;There is metal to touch iron 61,51 in addition and (touch Tie Tong to be fixed on frequently with an iron plate to correspond to above-mentioned two limit switch
The outer surface of fixed board is realized, can also be realized by the metal sidewall of fixed plate), shown in figure, in the outside table of fixed plate 5
Face, the position of rotary shaft 8 is provided with metal and touches iron 51, in the outer surface of fixed plate 6, is set close to the position of rotary shaft 8
It is equipped with metal and touches iron 61, sets metal to touch iron on adjacent fixed plate, above-mentioned limit switch can be made accurately to sense the position of fixed plate
Put, realize accurate control;Metal touches iron and swung with being rotated between two limit switches for fixed plate, and limit switch touches in metal
Iron can send limit signal when leaning on, control system can realize the control of the Folding screen anglec of rotation by this signal.
With reference to shown in Fig. 1,2, the outside of usual rotary shaft 8 and guide plate 81 is coated with sheath, and the sheath is used to protect
Rotary shaft and guide plate are protected not by external disturbance and destruction.
In the present invention, Folding screen is driven using step-servo motor, while from high-precision limit sensors as spacing
Switch, control accuracy have reached jointless effect up to O.01mm.
Fixed plate is usually the structure of frame-type, and fixed plate can be arranged on mobile support, be easy to exist display device
Different positions uses.Control cabinet can be set on mobile support, when Folding screen is controlled, second, control display screen
Display interface, electric control system are generally arranged in control cabinet, can be controlled by the control button on control cabinet.
After operating personnel press expansion start button, each display screen starts to spread out, the acceleration during display screen expansion
Controlled with slowing down by built-in sensors.Display screen expansion is positioned by deploying limit switch afterwards in place, meets equipment
Safe handling requires.
After operating personnel, which press, folds start button, each display screen starts to fold, the acceleration in display screen folding process
Controlled with slowing down by built-in sensors.Display screen is folded and positioned afterwards by collapsing limit switch in place, meets that equipment is put
Safe handling requirement during putting.
Thus, the Folding screen that the present invention is realized, by the structure design to rotary shaft, fixed plate and display screen, with solid
Fixed board is carrier, and display screen rotates control by the control of rotary shaft and display screen can be organically as display interface
It is combined together, polylith LCDs realizes expansion in a manner of equivalent, docks smooth after display screen expansion, and overall nothing connects
Seam, display effect is good, the stabilization of picture, reliable.
Meanwhile the present invention is simple in construction, it is easy to accomplish, by the splicing to folding display screen, display can be effectively increased
The display interface of screen, display effect is improved, can be widely applied in the display screen splicing in respective place, be especially suitable for stage
And performance site.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.