CN220773882U - Novel flexible matrix mechanical screen - Google Patents
Novel flexible matrix mechanical screen Download PDFInfo
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- CN220773882U CN220773882U CN202322469708.9U CN202322469708U CN220773882U CN 220773882 U CN220773882 U CN 220773882U CN 202322469708 U CN202322469708 U CN 202322469708U CN 220773882 U CN220773882 U CN 220773882U
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- 230000001360 synchronised effect Effects 0.000 claims description 104
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- 230000007246 mechanism Effects 0.000 claims description 15
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
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Abstract
The utility model discloses a novel telescopic matrix mechanical screen. The display screen comprises a plurality of independent motion display units and a flexible display screen which are arranged in a matrix, wherein each motion display unit comprises: a fixing part, a telescopic part, a transmission part and a driving part; the guide rail in the outer tube of the fixed part is in rolling connection with the roller wheel on the outer wall of the telescopic part, one end of the inner cavity of the outer tube is in rolling connection with one telescopic part or two opposite telescopic parts are in rolling connection with two ends of the inner cavity of the outer tube; the front side surface of the movable frame is connected with the flexible display screen; the outer side surface of the traction piece of the transmission part is fixedly connected with one or two driving wheels of which the inner walls of the movable frames are meshed with the driving part; the movable frame can perform single-sided telescopic movement or two opposite movable frames perform double-sided reverse telescopic movement or double-sided mirror image telescopic movement, so that plane concave-convex telescopic moving pictures of different forms of the whole flexible display screen are realized. The utility model has the advantages of high transmission precision, high position degree of the unit display screen and vivid overall form of the picture.
Description
Technical Field
The utility model relates to a telescopic display screen, in particular to a novel telescopic matrix mechanical screen.
Background
The matrix telescopic display screen is increasingly popular in exhibition venues, indoor and outdoor advertising screens, airport stations, other public places and other places for issuing and displaying numerous media, and the precise space-time combined control technology is adopted, so that the viewing angle space is effectively expanded, multiple pictures are synchronously displayed, and eyeballs and attention of people can be attracted.
However, the driving device of the display screen with the telescopic matrix structure is complex at present, and the manufacturing and operation costs are high; meanwhile, the back and forth movement of each unit screen is not constrained, the straightness is low, and each unit screen can slightly jump uncontrollably, so that the overall picture form precision is poor.
Disclosure of Invention
In order to solve one or more of the above problems, the present utility model provides a novel telescopic matrix mechanical screen.
According to one aspect of the utility model, the novel telescopic matrix mechanical screen comprises a plurality of independent motion display units arranged in a matrix and a flexible display screen, wherein each motion display unit comprises: a fixing part, a telescopic part, a transmission part and a driving part;
the fixing part comprises an outer tube, vertical walls at two sides of the inner cavity of the outer tube are used for fixing guide rails, one end of the inner cavity of the outer tube is connected with one telescopic part in a rolling way or two opposite telescopic parts in a rolling way at two ends of the inner cavity of the outer tube;
the telescopic part comprises a movable frame, rollers are symmetrically arranged on the outer wall of the vertical surface of the movable frame, the rollers roll along the upper surface and the lower surface of the guide rail, the outer pipe extends out of the end surface of the movable frame to be connected with a flexible unit screen,
the flexible display screen comprises a plurality of unit screens, and the peripheral edges of adjacent unit screens are connected through flexible hinges to form an integrally flexible planar display screen;
the outer side surface of the traction piece of the transmission part is fixedly connected with one or two driving wheels of which the inner walls of the movable frames are meshed with the driving part;
the driving part comprises a driving motor which is arranged on the outer tube and is connected with a driving wheel through a key, the driving motor is started, and the driving wheel drives the traction piece to move, so that one connected moving frame is driven to perform single-sided telescopic movement or two opposite moving frames perform double-sided reverse telescopic movement or double-sided mirror image telescopic movement;
each driving motor is provided with different starting time and running time, so that different forms of plane concave-convex telescopic moving pictures of the whole flexible display screen are realized.
Preferably, the flexible unit screen comprises a flexible plate and an LED display assembly, the flexible plate is made of a flexible rubber plate or a flexible plastic plate which is lengthened or contracted in time in the peripheral direction of a plane, the LED display assembly is composed of a plurality of LED lamps and control elements, the LED lamps are distributed on the flexible plate according to the required positions, each movable frame is arranged behind the central position of the flexible plate, each unit screen independently stretches and moves according to the setting, and the whole flexible plane display screen presents flexible wavy concave-convex moving pictures.
Preferably, the flexible display screen can also be composed of a plurality of unit screens which are arranged in a matrix and have small sizes, the back of each unit screen is connected with the front side surface of a movable frame, and the unit screens arranged in the matrix stretch back and forth to form the display screen.
Preferably, the outer tube is an aluminum alloy extruded rectangular tubular cutting piece, two upper and lower mounting rail buckling grooves are respectively formed in two sides of the inner vertical wall of the outer tube, and each buckling groove is respectively inserted with a guide rail; the outer wall of the outer tube is provided with the buckling grooves for installing the connecting pieces, so that each outer tube can be spliced with the other outer tube at fixed distance through the periphery of the connecting piece, and finally the telescopic rectangular array frame with the required size is formed.
Preferably, at least four rollers are arranged on each vertical surface of the moving frame, and the two rollers symmetrically roll along the front and back straight lines of the two guide rails on the vertical wall in the outer tube,
the idler wheels are plane wheels or V-shaped wheels, and the guide rails are plane guide rails or V-shaped groove guide rails;
or the driving part also comprises a motor bracket which is fixed on the outer tube and is connected with a driving motor in an adjustable way;
or the driving motor is a stepping motor or a servo motor.
Preferably, the transmission part comprises a traction piece, a transition piece and a traction connecting piece, wherein the traction piece is connected with the movable frame through the traction connecting piece, the transition piece is fixed on the inner wall of the outer tube, the transition piece and the driving wheel are positioned at the front end and the rear end of the outer tube, and the transition piece plays the role of another supporting point and the role of reversing.
Preferably, the telescopic movement adopts a gear-rack transmission mechanism, namely the driving wheel is a driving gear, the traction piece is a traction rack, and the transition piece is a reversing gear;
the two sides of the movable frame are provided with vertical walls, a traction rack is longitudinally and horizontally arranged in the center of one side of the vertical walls of the movable frame and meshed with a driving gear arranged on an output shaft of a driving motor below the outer tube, so that after the driving motor is started and commutated, the linear expansion function of the movable frame is realized through the transmission of a gear rack mechanism; when only one front end face of the movable frame extends outwards, a unit screen is vertically arranged, and the unit screen is as follows: a single-sided telescopic mode; when the front end and the rear end of the movable frame are respectively and vertically provided with a unit screen, the unit screen is as follows: the double-sided reverse telescopic mode is that the front end of one unit screen extends out and the rear end of the other unit screen synchronously retracts.
Preferably, the telescopic movement adopts a transmission device of a synchronous pulley synchronous belt, namely, a driving wheel is a driving synchronous pulley, a traction piece is a traction synchronous belt, a transition piece is a reversing synchronous pulley, and a traction connecting piece is a synchronous belt clamping plate;
a driving motor with a driving synchronous wheel is arranged on the output shaft and is fixed below one end of the outer tube, the other end of the outer tube is provided with a reversing synchronous wheel through a pin shaft, and a ring-shaped synchronous belt surrounds the reversing synchronous wheel and the driving synchronous wheel;
the two sides of the moving frame are provided with vertical walls, four rollers are respectively and vertically symmetrically arranged at the rear section of the outer side of each vertical wall, the rollers are arranged on two guide rails on the vertical wall in the outer tube and can linearly roll forwards and backwards, and in addition, the center of one side in the vertical wall of the moving frame is in clamping connection with the plane of the straight line section at one side of the traction synchronous belt through a synchronous belt clamping plate, so that after the driving motor starts and performs reversing movement, the linear expansion function of the moving frame is realized through the transmission of a synchronous belt wheel synchronous device;
when only one front end face of the movable frame extends outwards, a unit screen is vertically arranged, and the unit screen is as follows: a single-sided telescopic mode; when the front end and the rear end of the movable frame are respectively and vertically provided with a unit screen, the unit screen is as follows: the double-sided reverse telescopic mode is that the front end of one unit screen extends out and the rear end of the other unit screen synchronously retracts.
Preferably, only one side of each movable frame is provided with a vertical wall, each outer tube is horizontally and symmetrically provided with a pair of movable frames on one side, in addition, the telescopic motion adopts a gear-rack transmission mechanism, namely, a driving wheel is a driving gear, a traction piece is a traction rack, a transition piece is a reversing gear, one traction rack is longitudinally and horizontally arranged in the center of one side in each movable frame vertical wall, two sides of each traction rack are respectively meshed with a driving gear arranged on an output shaft of a driving motor below the outer tube, in addition, one movable frame on one side is respectively provided with a unit screen vertically at the front end, and the other one is provided with a unit screen vertically at the rear end, so that after the driving motor is started and reversed, the linear telescopic function of a double-sided mirror telescopic mode of the two movable frames is realized through symmetrical transmission of the gear-rack mechanism, namely, the unit screens at two ends synchronously extend out respectively or synchronously retract simultaneously.
Preferably, the moving frame has only one vertical wall, each outer tube is horizontally and symmetrically provided with a pair of single-side moving frames, the rear section of the outer side of each vertical wall is respectively provided with four rollers which are respectively arranged on two tracks on the vertical walls of the two sides in the outer tube and can linearly roll back and forth, in addition, the telescopic motion adopts a transmission device of a synchronous pulley synchronous belt, namely, a driving wheel is a driving synchronous wheel, a traction piece is a traction synchronous belt, a transition piece is a reversing synchronous wheel, the traction connecting piece is a synchronous belt clamping plate, a driving motor for driving the synchronous wheel is arranged on an output shaft and fixed at the lower side of one end of the outer tube, the other end is provided with a reversing synchronous wheel through a pin shaft, the annular synchronous belt is wound on the two synchronous wheels, the center of one side in the vertical inner side of each moving frame is respectively in clamping connection with the symmetrical planes of the two straight line sections of the traction synchronous belt, and in addition, one of the single-side moving frames is respectively provided with a unit screen at the front end vertically, and the other is provided with a unit screen at the rear end vertically, therefore, after the driving motor is started and the motion, the transition piece is the reversing synchronous pulley synchronous device, the two symmetrical planes of the moving frames are respectively in a mirror image mode, and the two telescopic units can extend out simultaneously.
The beneficial effects of the utility model are as follows: firstly, an inner and outer nested outer tube and a built-in movable frame are adopted, a driving motor is built in an outer fixed tube, the whole structure is compact, the volume of the device is effectively reduced, more rectangular array unit display screens can be placed in the same area, and the definition of pictures can be further improved; secondly, the device adopts a synchronous belt transmission structure or a gear rack structure, has high transmission precision and a function of preventing slipping, can effectively control the front and back movement position of each unit display screen, has high position degree of the unit display screen, improves the softness and integrity of the picture change of the display screen, and greatly reduces the failure degree; thirdly, the mutual matching of the rollers and the guide rails is adopted, so that the straightness of the movement of the display screen is ensured, the up-down and left-right jumping of the picture is prevented, the position change and the morphological profile of each unit display screen are controllable, no deviation exists, the whole picture is controllable, and the aesthetic feeling is realized; fourthly, the outer tube can ensure that the installation position degree of each display screen is high; fifthly, one driving mechanism drives two opposite unit display screens to move reversely, so that parts are saved, other parts can be placed in a narrow space, the overall structure size can be reduced, meanwhile, energy sources are saved, the transmission efficiency is improved, and the energy consumption is reduced.
Drawings
FIG. 1 is a three-dimensional schematic view of a flexible, wavy display screen of the utility model in a single-sided telescoping mode;
FIG. 2 is a schematic left-view illustration of a 3x3 matrix display screen frame formed by stitching nine display screen outer tubes according to the present utility model;
FIG. 3 is a schematic front view showing a single-sided telescopic mode display screen in an extended state under rack-and-pinion drive according to an embodiment of the present utility model;
FIG. 4 is a left side schematic view of FIG. 3;
FIG. 5 is a schematic top view of FIG. 3 in a display extended state;
FIG. 6 is a schematic top view of FIG. 3 in a retracted state of the display;
fig. 7 is a schematic front view of a display screen in front of a double-sided co-directional telescopic mode in a rack-and-pinion transmission according to a second embodiment of the present utility model;
fig. 8 is a schematic top view of a back display screen in a double-sided co-directional telescopic mode in a projected state under rack-and-pinion transmission according to a second embodiment of the present utility model;
fig. 9 is a schematic front view of a display screen in a single-sided telescopic mode in a stretched state under synchronous pulley synchronous belt transmission according to a third embodiment of the present utility model;
FIG. 10 is a left side schematic view of FIG. 9;
FIG. 11 is a schematic top view of FIG. 9 in a display extended state;
FIG. 12 is a schematic top view of FIG. 9 in a display screen retracted state;
fig. 13 is a schematic front view showing an extended state of a display screen in front of a double-sided co-directional telescopic mode under synchronous belt transmission of a synchronous wheel according to a fourth embodiment of the present utility model;
fig. 14 is a schematic top view showing an extended state of a back display screen in a double-sided co-directional telescopic mode under synchronous belt transmission of a synchronous wheel according to a fourth embodiment of the present utility model;
FIG. 15 is a schematic front view showing a double-sided display screen in an extended state in a double-sided mirror telescopic mode under rack and pinion transmission according to a fifth embodiment of the present utility model;
FIG. 16 is a left side schematic view of FIG. 15;
FIG. 17 is a schematic top view of FIG. 15 in a state where both sides of the display are extended;
FIG. 18 is a schematic top view of FIG. 15 in a retracted state of both sides of the display;
FIG. 19 is a schematic front view showing an extended state of a dual-sided display screen in a dual-sided mirror telescoping mode under synchronous pulley belt transmission according to a sixth embodiment of the present utility model;
FIG. 20 is a left side schematic view of FIG. 19;
FIG. 21 is a schematic top view of FIG. 19 in a state where both sides of the display are extended;
FIG. 22 is a schematic top view of FIG. 19 in a retracted state of both sides of the display;
fig. 23 is a three-dimensional schematic view of a single-sided telescopic mode display screen of the unit screen structure of the present utility model.
In the figure:
a fixing part 1, an outer tube 11, a rail 12 and a connecting piece 13,
a telescopic part 2, a moving frame 21, a display screen 22, a roller 23,
transmission part 3, traction piece 31, transition piece 32, traction connection piece 33
A driving part 4, a driving motor 41, a driving wheel 42, a motor bracket 43,
a flexible display 5, a flexible board 51, an led display assembly 52, conductive wires 53, a flexible hinge 53.
Description of the embodiments
The utility model is described in further detail below with reference to the accompanying drawings. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.
Fig. 1 to 23 schematically show a telescopic matrix structural display according to the present utility model. The novel flexible matrix mechanical screen comprises a plurality of independent motion display units and a flexible display screen 5 which are arranged in a matrix mode, wherein each motion display unit comprises: a fixed part 1, a telescopic part 2, a transmission part 3 and a driving part 4;
the fixing part 1 comprises an outer tube 11, vertical walls on two sides of the inner cavity of the outer tube 11 are fixedly provided with guide rails 12, one end of the inner cavity of the outer tube 11 is in rolling connection with one telescopic part 2 or two opposite telescopic parts 2 are in rolling connection with two ends of the inner cavity of the outer tube 11;
the telescopic part 2 comprises a movable frame 21, rollers 23 are symmetrically arranged on the outer wall of the vertical surface of the movable frame 21, the rollers 23 roll along the upper surface and the lower surface of the guide rail 12, the end surface of the movable frame 21 extends out of the outer tube 11 to be connected with a flexible unit screen 22,
the flexible display screen 5 comprises a plurality of unit screens 22, and the peripheral edges of the adjacent unit screens 22 are connected through flexible hinges 53 to form an integrally flexible planar display screen;
the outer side surface of the traction piece 31 of the transmission part 3 is fixedly connected with the inner wall of one or two movable frames 21, and the inner side surface is meshed with the driving wheel 42 connected with the driving part 4;
the driving part 4 comprises a driving motor 41, the driving motor 41 is arranged on the outer tube 11 and is connected with a driving wheel 42 in a key way, the driving motor 41 is started, and the driving wheel 42 drives the traction piece 31 to move, so that one connected moving frame 21 is driven to perform single-sided telescopic motion or two opposite moving frames 21 are driven to perform double-sided reverse telescopic motion or double-sided mirror image telescopic motion;
each driving motor 41 is provided with different starting time and running time, so that the plane concave-convex telescopic moving pictures of different forms of the whole flexible display screen 5 are realized.
The beneficial effects of the utility model are as follows: firstly, the flexible display screen structure is adopted, so that good morphological change and aesthetic feeling of pictures can be realized, the number of transmission structures needed at the rear of the same flexible display screen is small, the equipment volume and complexity can be greatly reduced, and the manufacturing and running costs are effectively reduced; secondly, the movable frames 21 used for various exercises are arranged in the same structure, so that more exercise forms of the flexible display screen can be realized, and more aesthetic pictures can be realized; thirdly, an inner and outer nested outer tube and a built-in movable frame are adopted, a driving motor is built in an outer fixed tube, the whole structure is compact, the volume of the device is effectively reduced, more rectangular array unit display screens can be placed in the same area, and the definition of pictures can be further improved; fourthly, the rollers and the guide rails are matched with each other, so that the straightness of the movement of the display screen is ensured, the up-down and left-right jumping of the picture is prevented, the position change and the morphological profile of each unit display screen are controllable, no deviation exists, the whole picture is controllable, and the aesthetic feeling is realized; fifthly, one driving mechanism drives two opposite unit display screens to move reversely, so that parts are saved, other parts can be placed in a narrow space, the overall structure size can be reduced, meanwhile, energy sources are saved, the transmission efficiency is improved, and the energy consumption is reduced.
Preferably, as shown in fig. 1 and fig. 2, the flexible unit screen 22 includes a flexible board 51 and an LED display assembly 52, the flexible board 51 is made of a flexible rubber board or a flexible plastic board which is lengthened or shrunk in time in the peripheral direction of the plane, the LED display assembly 52 is composed of a plurality of LED lamps and control elements, the LED lamps are distributed on the flexible board 51 according to the required positions, each moving frame 21 is installed behind the central position of the flexible board 51, each unit screen 22 moves independently according to the setting, and the whole flexible plane display screen presents flexible wavy concave-convex moving pictures. The beneficial effects are as follows: the flexible board 51 and the LED display assembly 52 have good light-displaying effect and high extensibility and deformability.
As shown in fig. 2, it is: the nine display screen outer tubes 11 are spliced into a 3x3 matrix display screen frame which is a flexible wave type independent display screen group, and a complete fixing part 1, a telescopic part 02, a transmission part 03 and a driving part 4 are arranged in one outer tube 11 in the center, except for a display screen 22.
Preferably, adjacent outer tubes 11 are not closely connected to each other, and the distances between adjacent outer tubes 11 may be set at equal intervals or at unequal intervals. The beneficial effects are as follows: the structure has strong designability and does not have the requirement on the dimensional accuracy of the array matrix.
Preferably, as shown in fig. 23, the flexible display 5 may further comprise a plurality of unit screens 22 of small size arranged in a matrix, each unit screen 22 is connected to the front side of the moving frame 21 at the rear, and the unit screens 22 arranged in a matrix are extended and retracted to form a display screen.
Preferably, in the first embodiment, as shown in fig. 3 to 6, the telescopic motion adopts a rack-and-pinion transmission mechanism, that is, the driving wheel 42 is a driving gear, the traction member 31 is a traction rack, and the transition member 32 is a reversing gear; in the single-sided telescopic mode, the two sides of the movable frame 21 of the telescopic part 2 are provided with vertical walls, four rollers 23 are respectively and vertically symmetrically arranged at the rear section of the outer side of each vertical wall, the four rollers are arranged on two tracks 12 on the vertical wall in the outer tube 11 and can linearly roll forwards and backwards, in addition, a traction rack is longitudinally and horizontally arranged at the center of one side in the vertical wall of the movable frame 21 and is meshed with a driving gear arranged on the output shaft of the driving motor 41 below the outer tube 11, so that after the driving motor 41 is started and commutated, the linear telescopic function of the movable frame 21 is realized through the transmission of a rack-and-pinion mechanism; when the longitudinal length of the moving frame 21 and the traction rack is equal to the longitudinal length of the outer tube 11, and the front end of the moving frame 21 is vertically provided with a display screen 22, this is: a single-sided telescopic mode; the beneficial effects are as follows: firstly, the device adopts a gear-rack structure, has high transmission precision and a function of preventing slipping, can effectively control the front-back movement position of each unit display screen, has high unit display screen position degree, improves the softness and integrity of the picture change of the display screen, and greatly reduces the failure degree; and secondly, each display screen is independently controlled, so that the control precision is high.
As shown in fig. 7 to 8, in the second embodiment, when the longitudinal lengths of the moving frame 21 and the traction rack are equal to twice the longitudinal length of the outer tube 11, and each of the front and rear ends of the moving frame 21 is vertically provided with one display screen 22, this is: the double-sided synchronous telescopic mode is that the front end stretches out and the rear end synchronously retracts. The beneficial effects are as follows: a actuating mechanism drives two relative unit display screen reverse motions, has practiced thrift spare part, can place to display other spare parts in narrow and small space, can reduce overall structure size, and the energy saving improves transmission efficiency simultaneously, reduces the energy consumption, and preparation and running cost obtain effectively reducing.
Preferably, in the third embodiment, as shown in fig. 9 to 12, the telescopic motion adopts a transmission device of a synchronous pulley synchronous belt, that is, the driving wheel 42 is a driving synchronous pulley, the traction member 31 is a traction synchronous belt, the transition member 32 is a reversing synchronous pulley, and the traction connecting member 33 is a synchronous belt clamping plate; in the single-sided telescopic mode, a driving motor 41 with a driving synchronous wheel arranged on an output shaft is fixed below one end of an outer tube 11, a reversing synchronous wheel is arranged at the other end of the outer tube through a pin shaft, a ring-shaped synchronous belt is wound on the two synchronous wheels, two sides of a movable frame 21 of a telescopic part 2 are respectively provided with vertical walls, four rollers 23 are respectively and symmetrically arranged at the rear section outside each vertical wall and on two tracks 12 arranged along the vertical walls in the outer tube 11 and can linearly roll forwards and backwards, in addition, the center of one side in the vertical wall of the movable frame 21 is in clamping connection with the straight line section plane at one side of a traction synchronous belt through a synchronous belt clamping plate, so that after the driving motor 41 is started and subjected to reversing movement, the linear telescopic function of the movable frame 21 is realized through the transmission of a synchronous belt wheel synchronous device; when the longitudinal length of the moving frame 21 and the traction rack is equal to the longitudinal length of the outer tube 11, and the front end of the moving frame 21 is vertically provided with a display screen 22, this is: a single-sided telescopic mode; the beneficial effects are as follows: firstly, the device adopts a synchronous belt transmission structure, has high transmission precision and a function of preventing slipping, can effectively control the front and back movement position of each unit display screen, has high unit display screen position degree, improves the softness and integrity of the picture change of the display screen, and greatly reduces the failure degree; and secondly, each display screen is independently controlled, so that the control precision is high.
As shown in fig. 13 to 14, in the fourth embodiment, when the longitudinal lengths of the moving frame 21 and the traction rack are equal to twice the longitudinal length of the outer tube 11 and each of the front and rear ends of the moving frame 21 is vertically provided with one display screen 22, this is: the double-sided synchronous telescopic mode is that the front end stretches out and the rear end synchronously retracts. The beneficial effects are as follows: a actuating mechanism drives two relative unit display screen reverse motions, has practiced thrift spare part, can place to display other spare parts in narrow and small space, can reduce overall structure size, and the energy saving improves transmission efficiency simultaneously, reduces the energy consumption, and preparation and running cost obtain effectively reducing.
Preferably, in the fifth embodiment, as shown in fig. 15 to 18, the moving frame 21 of the telescopic part 2 has only one vertical wall, each outer tube 11 is horizontally and symmetrically provided with a pair of single-side moving frames 21, each outer rear section of each side vertical wall is vertically and symmetrically provided with four rollers 23, each roller is respectively arranged along two rails 12 on two vertical walls inside the outer tube 11 and can linearly roll back and forth, in addition, the telescopic motion adopts a rack and pinion transmission mechanism, namely, the driving wheel 42 is a driving gear, the traction piece 31 is a traction rack, the transition piece 32 is a reversing gear, one traction rack is longitudinally and horizontally arranged at the center of one side inside the vertical wall of each moving frame 21, and two sides of each single-side moving frame 21 are respectively meshed with the driving gear arranged on the output shaft of the driving motor 41 below the outer tube 11, in addition, one display screen 22 is vertically arranged at the front end of each single-side moving frame 21, and one display screen 22 is vertically arranged at the rear end of each single-side moving frame, therefore, after the driving motor 41 is started and reversing motion, the two linear display screens 22 in a double-sided telescopic mode are realized through the rack and pinion mechanism, i.e. simultaneous stretching or synchronous stretching and retracting of the two sides of the two moving frames 21 are respectively. The beneficial effects are as follows: a actuating mechanism drives two relative unit display screen reverse motions, has practiced thrift spare part, can place to display other spare parts in narrow and small space, can reduce overall structure size, and the energy saving improves transmission efficiency simultaneously, reduces the energy consumption, and preparation and running cost obtain effectively reducing.
Preferably, in the sixth embodiment, as shown in fig. 19 to 22, the moving frame 21 of the telescopic part 2 has only one vertical wall, each outer tube 11 is horizontally and symmetrically provided with a pair of single-side moving frames 21, the rear section of the outer side of each vertical wall is respectively provided with four rollers 23, the rollers are respectively arranged on and along two rails 12 on the vertical walls of the two sides of the outer tube 11 and can linearly roll back and forth, in addition, the telescopic motion adopts a transmission device of a synchronous wheel synchronous belt, namely, the driving wheel 42 is a driving synchronous wheel, the traction member 31 is a traction synchronous belt, the transition member 32 is a reversing synchronous wheel, the traction connecting member 33 is a synchronous belt clamping plate, the driving motor 41 for driving the synchronous wheel is fixed at the lower side of one end of the outer tube 11, the other end is provided with a reversing synchronous wheel through a pin shaft, the annular synchronous belt is wound on the two synchronous wheels, the center of the inner side of each side of the moving frames 21 is respectively clamped and connected with the symmetrical planes of the two sides of the traction synchronous belt through a synchronous belt clamping plate, in addition, the single-side moving frames 21 are respectively provided with a front end vertical mounting display screen 22, the other end is a driving motor is a rear end vertical mounting synchronous screen 22, the other end is a synchronous belt synchronous pulley is a driving synchronous pulley, and the two-side synchronous belt is synchronously stretched out, and the two-side synchronous screen synchronous frame is simultaneously, and the two synchronous frames are synchronously driven by the synchronous frame and the synchronous frame is synchronously stretched out, and the synchronous device is synchronously, and the synchronous frame is synchronously driven. The beneficial effects are as follows: the switching is easy to operate, collision between gears is reduced, the service life of the device is prolonged, the device is small in size, convenient to install and maintain, stable in structure, soft in action output and low in cost.
Preferably, as shown in fig. 22, the outer tubes 11 are made of aluminum alloy materials, processed into rectangular tubes according to an extrusion process, then cut into required longitudinal length sections, two sides of the vertical wall in the tube are respectively extruded with an upper mounting rail buckling groove and a lower mounting rail buckling groove, and the peripheries of the outer walls of the tube are simultaneously extruded with buckling grooves of the mounting connecting pieces 13, so that each outer tube 11 is spliced with the outer tubes 11 adjacent to the periphery at fixed intervals through the connecting pieces 13 arranged at the peripheries, finally, a planar telescopic display screen with a matrix structure of required size is formed, the connecting pieces 13 are also made of aluminum alloy materials, processed into rectangular strips according to the extrusion process, and cut off according to required lengths. The beneficial effects are as follows: the structure is convenient to install and fix, and the position degree of each unit display screen can be effectively improved.
Preferably, the roller 23 is a plane wheel or a V-shaped wheel, and the guide rail 12 is a plane guide rail or a V-shaped groove guide rail; the beneficial effects are as follows: the roller and the guide rail with the V-shaped structures ensure that the linear motion is more controllable.
Preferably, the driving part 4 further comprises a motor bracket 43, the motor bracket 43 is fixed on the outer tube 11, and the motor bracket 43 is adjustably connected with the driving motor 41;
preferably, the driving motor 41 is a stepping motor or a servo motor. The beneficial effects are as follows: the stepping motor or the servo motor enables transmission to be more accurate and controllable.
What has been described above is merely some embodiments of the present utility model. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the utility model.
Claims (10)
1. The utility model provides a novel flexible matrix mechanical screen which characterized in that, including independent motion display element and flexible display screen (5) of a plurality of matrix arrangement, every motion display element includes: a fixed part (1), a telescopic part (2), a transmission part (3) and a driving part (4);
the fixing part (1) comprises an outer tube (11), vertical walls on two sides of an inner cavity of the outer tube (11) are fixed with guide rails (12), one end of the inner cavity of the outer tube (11) is connected with one telescopic part (2) in a rolling way, or two opposite telescopic parts (2) are connected with two ends in a rolling way;
the telescopic part (2) comprises a movable frame (21), rollers (23) are symmetrically arranged on the outer wall of the vertical surface of the movable frame (21), the rollers (23) roll along the upper surface and the lower surface of the guide rail (12), the end surface of the movable frame (21) extends out of the outer tube (11) to be connected with a flexible unit screen (22),
the flexible display screen (5) comprises a plurality of unit screens (22), and the peripheral edges of adjacent unit screens (22) are connected through flexible hinges (53) to form an integrally flexible planar display screen;
the outer side surface of a traction piece (31) of the transmission part (3) is fixedly connected with one or two driving wheels (42) of the inner wall of the movable frame (21) and the inner side surface is meshed with the driving part (4);
the driving part (4) comprises a driving motor (41), the driving motor (41) is arranged on the outer tube (11) and is connected with the driving wheel (42) in a key way, the driving motor (41) is started, and the driving wheel (42) drives the traction piece (31) to move so as to drive one connected movable frame (21) to perform single-sided telescopic movement or two opposite movable frames (21) to perform double-sided reverse telescopic movement or double-sided mirror image telescopic movement;
each driving motor (41) is provided with different starting time and running time, so that plane concave-convex telescopic moving pictures in different forms of the whole flexible display screen (5) are realized.
2. The novel telescopic matrix mechanical screen according to claim 1, wherein the flexible unit screen (22) comprises a flexible plate (51) and an LED display assembly (52), the flexible plate (51) is made of a soft rubber plate or a soft plastic plate which is lengthened or contracted in time in the peripheral direction of a plane, the LED display assembly (52) is composed of a plurality of LED lamps and control elements, the LED lamps are distributed on the flexible plate (51) according to the required positions, each movable frame (21) is installed behind the central position of the flexible plate (51), each unit screen (22) moves in a telescopic mode according to the set independent mode, and the whole flexible flat display screen presents flexible wavy concave-convex moving pictures.
3. A new type of telescopic matrix mechanical screen according to claim 1, characterized in that the flexible display screen (5) can also consist of several small-sized unit screens (22) arranged in a matrix, each unit screen (22) being connected behind the front side of one of the moving frames (21), the unit screens (22) arranged in a matrix being telescopic back and forth to form a display screen.
4. The novel telescopic matrix mechanical screen according to claim 1, wherein the outer tube (11) is an aluminum alloy extruded rectangular tubular cutting piece, two upper and lower mounting rail buckling grooves are respectively formed in two sides of the vertical wall in the outer tube (11), and each buckling groove is respectively inserted with one guide rail (12); the outer wall of the outer tube (11) is provided with buckling grooves for installing the connecting pieces (13) at the periphery, so that each outer tube (11) can be spliced with the other outer tube (11) at fixed distances through the periphery of the connecting piece (13), and finally the telescopic rectangular array frame with the required size is formed.
5. A new type of telescopic matrix mechanical screen according to claim 1, characterized in that at least four said rollers (23) are mounted on each vertical face of said moving frame (21), and two said guide tracks (12) on the vertical wall inside said outer tube (11) are linearly rolled back and forth in pairs,
the roller (23) is a plane wheel or a V-shaped wheel, and the guide rail (12) is a plane guide rail or a V-shaped groove guide rail;
or the driving part (4) further comprises a motor bracket (43), the motor bracket (43) is fixed on the outer tube (11), and the motor bracket (43) is connected with the driving motor (41) in an adjustable way;
or the driving motor (41) is a stepping motor or a servo motor.
6. A new telescopic matrix mechanical screen according to claim 1, wherein the transmission part (3) comprises the traction member (31), a transition member (32) and a traction connecting member (33), the traction member (31) is connected with the movable frame (21) through the traction connecting member (33), the transition member (32) is fixed on the inner wall of the outer tube (11), the transition member (32) and the driving wheel (42) are positioned at the front end and the rear end of the outer tube (11), and the transition member (32) plays the role of another supporting point and the role of reversing.
7. A novel telescopic matrix mechanical screen according to any of claims 1 to 6, wherein the telescopic movement employs a rack and pinion transmission, i.e. the driving wheel (42) is a driving gear, the traction member (31) is a traction rack, and the transition member (32) is a reversing gear;
the two sides of the movable frame (21) are provided with the vertical walls, a traction rack is longitudinally and horizontally arranged in the center of one side of the vertical walls of the movable frame (21) and meshed with a driving gear arranged on the output shaft of the driving motor (41) below the outer tube (11), so that after the driving motor (41) is started and commutated, the linear expansion function of the movable frame (21) is realized through the transmission of a rack-and-pinion mechanism; when only one front end face of the movable frame (21) extends outwards, the unit screen (22) is vertically arranged, and the unit screen is formed by: a single-sided telescopic mode; when the front end and the rear end of the movable frame (21) are vertically provided with one unit screen (22), the unit screen is as follows: and in a double-sided reverse telescopic mode, the front end of one unit screen (22) extends out, and the rear end of the other unit screen (22) synchronously retracts.
8. A novel telescopic matrix mechanical screen according to any of claims 1 to 6, wherein the telescopic movement employs a transmission of a synchronous pulley synchronous belt, i.e. the driving wheel (42) is a driving synchronous pulley, the traction member (31) is a traction synchronous belt, the transition member (32) is a reversing synchronous pulley, and the traction connection member (33) is a synchronous belt clamping plate;
the driving motor (41) with the driving synchronous wheel arranged on the output shaft is fixed below one end of the outer tube (11), the other end of the outer tube is provided with a reversing synchronous wheel through a pin shaft, and the annular synchronous belt surrounds the reversing synchronous wheel and the driving synchronous wheel;
the two sides of the movable frame (21) are provided with vertical walls, four rollers (23) are respectively and vertically symmetrically arranged at the rear section of the outer side of each vertical wall, the rollers are arranged on two guide rails (12) on the vertical wall in the outer tube (11) and can linearly roll forwards and backwards, and in addition, the center of one side in the vertical wall of the movable frame (21) is in clamping connection with the straight line section plane at one side of the traction synchronous belt through a synchronous belt clamping plate, so that after the driving motor (41) is started and commutated, the linear expansion function of the movable frame (21) is realized through the transmission of a synchronous belt pulley synchronous device;
when only one front end face of the movable frame (21) extends outwards, the unit screen (22) is vertically arranged, and the unit screen is formed by: a single-sided telescopic mode; when the front end and the rear end of the movable frame (21) are respectively and vertically provided with one unit screen (22), the unit screen is as follows: and in a double-sided reverse telescopic mode, the front end of one unit screen (22) extends out, and the rear end of the other unit screen (22) synchronously retracts.
9. A novel telescopic matrix mechanical screen according to any of claims 1 to 6, wherein only one side of the moving frame (21) is provided with the vertical wall, and each outer tube (11) is horizontally and symmetrically provided with a pair of single-side moving frames (21), in addition, the telescopic motion adopts a rack-and-pinion transmission mechanism, namely the driving wheel (42) is a driving gear, the traction piece (31) is a traction rack, the transition piece (32) is a reversing gear, a traction rack is longitudinally and horizontally arranged at the center of one side in the vertical wall of each moving frame (21), and two sides of the traction rack are respectively meshed with the driving gear arranged on the output shaft of the driving motor (41) below the outer tube (11), in addition, one single-side moving frame (21) is respectively provided with a unit screen (22) at the front end, and the other single-side moving frame (21) is vertically provided with a unit screen (22) at the rear end, so that after the driving motor (41) is started and reversing motion, the two units (22) in a double-sided telescopic mode are synchronously retracted or synchronously and simultaneously.
10. A novel telescopic matrix mechanical screen according to any of claims 1 to 6, wherein the moving frame (21) has only one vertical wall, each outer tube (11) is provided with a pair of single-side moving frames (21) symmetrically and horizontally, each outer tube (11) is provided with four rollers (23) symmetrically and vertically at the rear end of the outer side of each vertical wall, the rollers are respectively arranged on two rails (12) on the vertical walls at both sides in the outer tube (11) and can linearly roll back and forth, in addition, the telescopic motion adopts a transmission device of a synchronous belt pulley synchronous belt, namely, the driving wheel (42) is a driving synchronous wheel, the traction piece (31) is a traction synchronous belt, the transition piece (32) is a reversing synchronous wheel, the traction connecting piece (33) is a synchronous belt clamping plate, the driving motor (41) for driving the synchronous wheel is fixed at the lower side of one end of the outer tube (11), the other reversing synchronous wheel is arranged at the other end through a pin shaft, the annular synchronous belt is wound on two synchronous wheels, the center of the vertical wall of each moving frame (21) at one side is a synchronous belt clamping plate and is a symmetrical and connected with the other vertical clamping unit (22) at the front end of the screen through the two symmetrical clamping units (22), the linear expansion function of the two moving frames (21) in a double-sided mirror image expansion mode is realized, namely, the unit screens (22) at the two ends synchronously extend respectively or synchronously retract simultaneously.
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