Utility model content
The purpose of this utility model is to provide a kind of mosaic screen and installs maintenance mechanism and tiled display, in order to carryHigh mosaic screen installs the convenience safeguarded, reduces mosaic screen and damages the generation of phenomenon.
For reaching above-mentioned purpose, this utility model provides following technical scheme:
This utility model provides a kind of mosaic screen and installs maintenance mechanism, including:
For fixing the hanger of a sub-display screen；
The frame that the installed surface of the most described sub-display screen is fixing；
At least one pair of the first pull bar being hinged and the second pull bar, wherein: described first pull bar and describedTwo pull bars between described hanger and described frame, one end of described first pull bar and described frame be hinged,The other end is slidably connected with described hanger, and one end of described second pull bar is connected with described housing slide, anotherHold hinged with described hanger；
Electric expansion bar, is used for driving described first pull bar and the second pull bar to rotate around pin joint.
The mosaic screen that this utility model is supplied to installs maintenance mechanism, and in use, electric expansion bar is in be stretchedLong status, it would be desirable to the sub-display screen of installation is fixed on hanger, frame is fixed on sub-display screen by installationOn installed surface, shrinking by controlling electric expansion bar, drive the first pull bar and the second pull bar to rotate, first drawsThe other end of bar and one end of the second pull bar will be respectively along hanger and bracket slide, and the first pull bar and second drawsThe angle that bar intersects to form will become big, i.e. distance between hanger and frame will diminish, and the most sub-display screen leans onNearly installed surface, the display surface of sub-display screen is generally aligned in the same plane interior with the installed surface of other sub-display screen；If it is subWhen display screen damages, control expansion link elongation, drive the first pull bar and the second pull bar to rotate, the first pull barOne end of the other end and the second pull bar will be respectively along hanger and bracket slide, and the first pull bar and the second pull bar are handed overThe angle that fork-shaped becomes will diminish, i.e. distance between hanger and frame will become big, remotely mounted of sub-display screen,I.e. outwardly relative to other sub-display screen, so it is easy to attendant and changes or keep in repair sub-display screen.
So, the mosaic screen that this utility model provides installs maintenance mechanism, can improve mosaic screen and install maintenanceConvenience, reduce mosaic screen damage phenomenon generation.
In some optional embodiments, the length of described first pull bar and described second pull bar is equal, andDescribed first pull bar and described second pull bar pin joint be described first pull bar and the second pull bar lengthMidpoint.The length of the first pull bar and the second pull bar is arranged equal, pushed the putting down of sub-display screen can be improvedStability, it is to avoid sub-display screen installs the generation of tilt phenomenon.
In some optional embodiments, it is sliding that the other end of described first pull bar is provided with first hinged with itBlock, described hanger is provided with the first slide rail being slidably matched with described first slide block.Use the first pull bar andOne slide block is hinged, it is possible to reduce the first pull bar, by force intensity, is reduced by the first pull bar and the first slide block junctionDamage.
In some optional embodiments, it is sliding that one end of described second pull bar is provided with second hinged with itBlock, described frame is provided with the second slide rail being slidably matched with described second slide block, the one of described second pull barEnd is connected with described housing slide by described second slide block.In like manner, the second pull bar and the second slide block hinge are usedConnect, it is possible to reduce the damage of the second pull bar, by force intensity, is reduced in the second pull bar and the second slide block junction.
In some optional embodiments, the shape of described hanger and described frame is rectangular structure,The logarithm of at least one pair of first pull bar being hinged described and the second pull bar is two right, and two to being hingedThe first pull bar and the line at midpoint on two long limits of frame of the relatively long cube structure of the second pull bar symmetricalArrange.The stability that antithetical phrase display screen pushes can be improved further.
In some optional embodiments, described electric expansion bar includes:
The housing hinged with described frame；
It is positioned at the motor of described housing；
Being positioned at the gear driving pair of described housing, described gear driving pair connects with the output shaft of described motorConnect；
Being positioned at the leading screw of described housing, described leading screw is connected with described gear driving pair；
It is positioned at described housing and the 3rd slide block being arranged on described leading screw；
Fixing, with described 3rd slide block, the push rod being connected, one end that described push rod is positioned at outside described housing is with eachFirst pull bar is in transmission connection.
In some optional embodiments, above-mentioned mosaic screen is installed maintenance mechanism and is also included: connect two theThe midpoint hinge of the first connecting rod of one pull bar, one end that described push rod is positioned at outside described housing and described first connecting rodConnect.
In some optional embodiments, above-mentioned mosaic screen is installed maintenance mechanism and is also included: connect described theOne connecting rod and the second connecting rod of described push rod, one end of described second connecting rod is hinged with described push rod, the other endHinged with described first pull bar, the most described frame of described housing is fixing to be connected.It is easy to select electric pushrodInstallation site.
In some optional embodiments, above-mentioned mosaic screen is installed maintenance mechanism and is also included: be used for controlling instituteState the Digiplex that electric expansion bar is flexible.It is easy to electric expansion bar is controlled.
This utility model additionally provides a kind of splicing display device, including many sub-display screens, also includes and instituteState sub-display screen one_to_one corresponding and interfix, mosaic screen described in any of the above-described item maintenance mechanism is installed.Owing to above-mentioned mosaic screen installs maintenance mechanism, mosaic screen can be improved the convenience safeguarded is installed, reduce splicingScreen damage phenomenon generation, therefore this utility model provide splicing display device, have more conveniently install andMaintainability, uses more convenient.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technical side in this utility model embodimentCase is clearly and completely described, it is clear that described embodiment is only that this utility model part is realExecute example rather than whole embodiments.Based on the embodiment in this utility model, ordinary skill peopleThe every other embodiment that member is obtained under not making creative work premise, broadly falls into this utility modelThe scope of patent protection.
As depicted in figs. 1 and 2, wherein: the mosaic screen that Fig. 1 provides for this utility model installs maintenance mechanismPerspective view；Fig. 2 installs the principle signal of maintenance mechanism for the mosaic screen that this utility model providesFigure.This utility model provides a kind of mosaic screen and installs maintenance mechanism, including:
For fixing the hanger 1 of a sub-display screen；
The frame 2 that the installed surface of phase antithetical phrase display screen is fixing；
At least one pair of the first pull bar 3 and the second pull bar 4 being hinged, wherein: the first pull bar 3 and secondPull bar 4 between hanger 1 and frame 2, one end of the first pull bar 3 and frame 2 are hinged, the other end withHanger 1 is slidably connected, and one end of the second pull bar 4 and frame 2 are slidably connected, the other end is hinged with hanger 1；
Electric expansion bar 5, for driving the first pull bar 3 and the second pull bar 4 to rotate around pin joint 9.
The mosaic screen that this utility model is supplied to installs maintenance mechanism, and in use, electric expansion bar 5 is inElongation state, it would be desirable to the sub-display screen of installation is fixed on hanger 1, frame 2 is fixed on sub-display screen willOn the installed surface installed, shrink by controlling electric expansion bar 5, drive the first pull bar 3 and the second pull bar 4Rotate, the other end of the first pull bar 3 and one end of the second pull bar 4 will respectively along hanger 1 and bracket slide,Angle that first pull bar 3 and the second pull bar 4 intersect to form will become big, i.e. between hanger 1 and frame 2 away fromFrom diminishing, the most sub-display screen is near the peace of installed surface, the display surface of sub-display screen and other sub-display screenIn dress face is generally aligned in the same plane；If a certain sub-display screen damages, control expansion link elongation, drive first to drawBar 3 and the second pull bar 4 rotate, and the other end of the first pull bar 3 and one end of the second pull bar 4 will be respectively alongHanger 1 and bracket slide, the angle that the first pull bar 3 and the second pull bar 4 intersect to form will diminish, i.e. hangerDistance between 1 and frame 2 will become big, remotely mounted of sub-display screen, i.e. relative to other sub-display screen toOuter protrusion, is so easy to attendant and changes or keep in repair sub-display screen.
So, the mosaic screen that this utility model provides installs maintenance mechanism, can improve mosaic screen and install maintenanceConvenience, reduce mosaic screen damage phenomenon generation.
Preferably in embodiment, the length of the first pull bar 3 and the second pull bar 4 is equal, and the first pull bar 3With the second pull bar 4 pin joint 9 be the first pull bar 3 and midpoint of the second pull bar 4 length.Draw firstThe length of bar and the second pull bar arranges equal, can improve the stationarity that sub-display screen is pushed, it is to avoid son is aobviousDisplay screen installs the generation of tilt phenomenon.
In some optional embodiments, the other end of the first pull bar 3 is provided with first slide block hinged with it61, hanger 1 is provided with the first slide rail being slidably matched with the first slide block 61, the other end of the first pull bar 3It is slidably connected with hanger 1 by the first slide block 61.Use the first pull bar 3 hinged with the first slide block 61, canSo that can relatively rotate between the first pull bar 3 and the first slide block 61, it is possible to reduce the first pull bar 3 withThe damage of the first pull bar 3, by force intensity, is reduced in first slide block 61 junction.
Above-mentioned first pull bar 3 can be connected with hinged-support by multiple concrete structure, optionally, and the first pull barOne end of 3 is hinged with frame 2 by fixed-hinged support 7.
In a kind of detailed description of the invention, one end of the second pull bar 4 is provided with second slide block 62 hinged with it, machineFrame 2 is provided with the second slide rail being slidably matched with the second slide block 62, and one end of the second pull bar 4 passes through secondSlide block 62 is slidably connected with frame 2.In like manner, use the second pull bar 4 hinged with the second slide block, can subtractThe damage of the second pull bar 4, by force intensity, is reduced in few second pull bar 4 and the second slide block junction.
The concrete shape of above-mentioned hanger 1 and frame 2 can have multiple, is not limited to diagrammatically shown shape, due toSub-display screen is generally rectangular structure, therefore in one preferably embodiment, hanger 1 and the shape of frame 2Shape is rectangular structure, and the first pull bar 3 and the logarithm of the second pull bar 4 that at least one pair of is hinged are twoRight, and the two of the frame 2 of two the first pull bars 3 to being hinged and the second relatively long cube structure of pull bar 4The line at the midpoint on individual long limit is symmetrical arranged.The stability that antithetical phrase display screen pushes can be improved further.
When the logarithm of the first pull bar being hinged and the second pull bar is two pairs, the number of electric expansion bar canThinking that one can also be two, when electric expansion bar is one, electric expansion bar can simultaneously drive twoThe first pull bar and the second pull bar that team is hinged rotate, when two, electric expansion bar, in order to improve propelling movementThe stationarity of screen, the stretching speed of two electric expansion bars is identical.
For the ease of installing, as in figure 2 it is shown, above-mentioned frame 2 includes four outside frameworks, and connect twoThree of long margin frame and setting opposing parallel with short frame are connected frame, be respectively as follows: the first downlink connection frame,Second connects frame and the 3rd connects frame, and three length connecting frame are equal to 1 two short frames of hangerLength, first connect distance that frame and second connects between frame equal to hanger 1 two short frames itBetween distance, two short frames of hanger 1 and first connect frame and second and connect on frame and be equipped with cunningRail, every pair of first pull bar and the second pull bar are used for connection frame 2 and hanger 1, and the 3rd connects frame is positioned at theOne connects frame and second connects between frame, and the second connection frame and first connects frame relative to the 3rd evenEdge fit frame is symmetrical, and optionally, electric expansion bar arranges and is connected on frame with the 3rd.Frame 2 can pass through spiral shellFollow closely be connected fixing with installed surface.Certainly the fixed form of frame and installed surface is not limited to the connected mode enumerated,Here the connected mode for frame with installed surface repeats the most one by one.
As in figure 2 it is shown, above-mentioned electric expansion bar 5 includes:
The housing hinged with frame 2；
It is positioned at the motor 51 of housing；
Being positioned at the gear driving pair 52 of housing, gear driving pair 52 is connected with the output shaft of motor 51；
Being positioned at the leading screw 53 of housing, leading screw 53 is connected with gear driving pair 52；
It is positioned at housing and the 3rd slide block 54 being arranged on leading screw 53；
With the 3rd fixing push rod 55 being connected of slide block 54, one end that push rod 55 is positioned at outside housing and each firstPull bar 3 is in transmission connection.The setting of housing is possible to prevent dust to enter, and affects the retractility of electric pushrod.
Gear quantity and gear ratio that said gear transmission is concrete can set according to actual needs.
The driving to two the first pull bars 3 simultaneously for the ease of electric pushrod, above-mentioned mosaic screen installs maintenance machineStructure also includes: connect the first connecting rod 81 of two the first pull bars 3, one end that push rod 55 is positioned at outside housing withIn first connecting rod 81 point articulated.
Further, above-mentioned mosaic screen installation maintenance mechanism also includes: connect first connecting rod 81 and push rodThe second connecting rod 82 of 55, one end of second connecting rod 82 and push rod 55 are hinged, the other end cuts with scissors with the first pull barConnecing, housing is fixing relative to frame 2 to be connected.It is easy to select the installation site of electric pushrod.
Optionally, above-mentioned mosaic screen installation maintenance mechanism also includes: for controlling what electric expansion bar 5 stretchedDigiplex.It is easy to electric expansion bar 5 is controlled.
This utility model additionally provides a kind of splicing display device, including many sub-display screens, also includes and sonDisplay screen one_to_one corresponding and interfix, mosaic screen described in any of the above-described item maintenance mechanism is installed.Due toAbove-mentioned mosaic screen installs maintenance mechanism, can improve mosaic screen and install the convenience safeguarded, reduces mosaic screen and damagesThe generation of bad phenomenon, therefore the splicing display device that this utility model provides, have and more conveniently install and safeguardProperty, use more convenient.
Being typically provided after sub-display screen and can fix the hook being connected with hanger, sub-display screen can be with hangerHang to close and connect, it is also possible to connect by screw is fixing.Certain sub-display screen is not limited to the connected mode of hangerThe connected mode enumerated, the connected mode for sub-display screen with hanger repeats the most one by one here.
Obviously, those skilled in the art this utility model can be carried out various change and modification without deviating fromSpirit and scope of the present utility model.So, if these amendments of the present utility model and modification belong to this realityWithin the scope of novel claim and equivalent technologies thereof, then this utility model is also intended to comprise these changesWith including modification.