CN202795996U - Planar mobile display device - Google Patents
Planar mobile display device Download PDFInfo
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- CN202795996U CN202795996U CN2012203196903U CN201220319690U CN202795996U CN 202795996 U CN202795996 U CN 202795996U CN 2012203196903 U CN2012203196903 U CN 2012203196903U CN 201220319690 U CN201220319690 U CN 201220319690U CN 202795996 U CN202795996 U CN 202795996U
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- mobile vehicle
- led display
- wheel hub
- display device
- display
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Abstract
The utility model relates to a display device and especially relates to the field of LED imaging display technology. The planar mobile display device comprises an LED display screen, a control module, a speed measuring unit, a data memory, a power supply, a connection assembly and a mobile carrier. According to the technical scheme of the utility model, the LED display screen and the mobile carrier are combined. Based on the visual persistence effect of human bodies, the original strip-shaped display is converted into the planar display, so that the large-area display effect is realized by means of a small-area LED display screen. Meanwhile, the device can be arranged on the mobile carrier, so that the information transmission and media function of the mobile carrier is developed. The planar mobile display device enables the display effect only when being arranged on the mobile carrier during movement. Therefore, the planar mobile display device and the mobile carrier are combined as an inseparable whole.
Description
Technical field
The utility model relates to the display technique field, relates in particular to LED imaging display technique field.
Background technology
Present LED display kind is more, has plenty of to be installed in indoorly, has plenty of on the building of the being installed in body of wall, and what have establishes on the square, and also using of having is vehicle boarded.Their common ground is exactly: 1, display frame width (or size) equates with led array width (or size) on the screen.2, each pixel LED lamp one by one corresponding (the corresponding one group of LED lamp of pixel) that entity arranged, the LED lamp quantity of use is more.
Also have at present a kind of LED rotary display screen, their common ground is exactly: 1, special-purpose driven by motor need to be arranged, and the rotating speed of motor aims at demonstration and sets, even can rotate speed according to the display requirement regulating electric machine.2, rotational speed will be sought quickness (more than about 24 cycle per seconds), and the rotating speed speed affects display effect.
Human eye is when observing scene, and light signal successor cerebral nerve needed through one of short duration period, and after the effect of light finished, visual image did not disappear immediately, and this residual vision claims " after image ", and this phenomenon of vision then is called as " persistence of vision ".
Object is when rapid movement, and after the image disappearance that human eye is seen, human eye still can continue to keep the image of its image 0.1-0.4 about second, and this phenomenon is called as visual persistence phenomenon.A kind of character that human eye has.When human eye is watched object, image on the retina, and by optic nerve input human brain, feel the picture of object.But when object was removed, optic nerve can not disappear immediately to the impression of object, and will continue the time of 0.1-0.4 second second, and this character of human eye is called as " persistence of vision of eyes ".
Hall element can be used multiple semi-conducting material manufacturing, such as Ge, Si, InSb, GaAs, InAs, InAsP and multilayer semiconductor structure quantum-well materials etc.
If the switch integrated Hall element is arranged on the object regularly by the precalculated position, when the permanent magnet on being contained in moving object passes through it, can record pulse signal from metering circuit.The displacement that can sensing goes out this moving object according to pulse signal row.If measure the umber of pulse of sending in the unit interval, then can determine its movement velocity.
The utility model content
Goal of the invention of the present utility model is: utilize human visual to persist effect, making originally, the demonstration of strip has become planar demonstration, thereby the LED display with small size has realized large-area display effect, LED display can be arranged on the mobile vehicle simultaneously, develop information transmission and the medium capability of mobile vehicle.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of planar movement display device comprises LED display, control module, is used for measuring speed measuring device, data-carrier store, power supply, coupling assembling and the mobile vehicle of LED display translational speed; Wherein, described LED display is arranged on the described mobile vehicle, and described speed measuring device is connected with described single-chip microcomputer with data-carrier store, and described single-chip microcomputer is connected with described LED display.
Described single-chip microcomputer comprises for the image value module of taking out the data that need display graphics or word, be used for the data conversion module that data-switching with figure or word becomes each pixel of LED display and whole figure or word is divided into several display columns different and that be complementary with the LED display width, simultaneously, data conversion module has been realized the function of right and wrong correction, the cylinder that produces with mobile vehicle rotation in LED display upper, can occur when showing on the bottom surface: from rotating shaft point far away than close to point, rotating under the identical angle, the camber line that marks is longer.And track is crooked, rather than straight line.So need right and wrong correction, data conversion module is finished right and wrong debugging functions by the data structure of revising LED display.
Control module has the displaying time Separation control module for the time interval of the switch of control display screen and definite every row demonstration, at first, the data that the CPU of control module records speed measuring device judge whether the value greater than certain setting, if the value greater than certain setting, then display screen is opened, if do not reach this value, then display screen closes; Secondly, compose the timer initial value.Judge whether to overflow, if overflow again initialize, and change row number.
Control module has for the assignment module of correct display column assignment being given correct I/O mouth in the correct time, the assignment module is existing by CPU, Parallel I/O mouth or the serial i/O cause for gossip of control module, the CPU of control module the data assignment of Multidimensional numerical to the I/O mouth, be subjected in time the control of " row displaying time interval module ", row that change to show number.
Control module also has and is used for regulating the brightness regulation module of LED display brightness; Described brightness regulation module comprises brightness measuring device for camera and intednsity circuit, and described brightness measuring device for camera links to each other with intednsity circuit, and described brightness measuring device for camera comprises light activated element and A/D converter, and described light activated element links to each other with A/D converter.The brightness regulation module is by singlechip CPU, the I/O mouth, luminance detection device is realized its function, luminance detection circuit is after brightness changes to a certain degree, start external interrupt and by the I/O mouth data are passed to control module, after control module CPU processes, adjust the brightness of LED lamp by intednsity circuit.
Described image value module is connected with described data conversion module, and described data conversion module, described time interval controls module and the brightness regulation module of being connected are connected with described assignment module.
Described mobile vehicle is swivel wheel, in one case, described coupling assembling is to be arranged on the bracing frame that arranges between the steel ring of mobile vehicle and the wheel hub, support frame as described above arranges about the wheel hub Central Symmetry of mobile vehicle, support frame as described above comprises the outer rim that is arranged on wheel hub and first positioning component, connecting link and with steel ring adaptive second positioning component adaptive with it, described connecting link one end is connected with the first positioning component, and the other end is connected with the second positioning component.
Described connecting link is telescopic connecting link, comprise interior side lever and outboard beam, interior side lever has external thread, and outboard beam has internal thread, described external thread and internal thread mate mutually, and described interior side lever also is provided with can be by the mode that the screws nut with the position locking of interior side lever and outboard beam.
Described the first positioning component is and the first bifurcation shape of wheel hub phase interlock fork, described the first bifurcation shape fork is semicircular structure, even distribution can arrange the mounting hole site of described connecting link on described the first bifurcation shape fork ridge, described the second positioning component is and the second bifurcation shape fork of steel ring phase interlock that described the first bifurcation shape fork fork face and the second bifurcation shape fork fork face are 90 ° of angles mutually.
Described mobile vehicle is swivel wheel, and the double threaded screw that passes through that described coupling assembling can be arranged on the mobile vehicle is fixed in terminal pad on the wheel hub, and described LED display is arranged on the terminal pad.
Porose position is set on the described terminal pad, and the arrangement mode of position, described hole and size are complementary with the wheel hub of mobile vehicle, and the length of described double threaded screw is complementary with the wheel hub offset distance of mobile vehicle.
Described mobile vehicle is swivel wheel, described coupling assembling can be arranged on that hub for vehicle wheel or wheel ornament cover with the described LED display shape groove that is complementary, LED display is arranged in the described groove with the mode that embeds.
The present technique scope of application not only is confined on the wheel, and all originally can be as its carrier at the object of relative motion.Such as the blade of windmill, aerogenerator, electric fan, the train of high-speed motion etc.
Described velometer comprises Hall element and permanent magnet, and described Hall element is arranged on LED display bottom and outwardly, and described permanent magnet is arranged near the mobile vehicle and the fixed position of not moving with mobile vehicle.In particular, when bicycle was realized, permanent magnet was adsorbed on the pillar post of wheel both sides; When automobile is realized, be adsorbed on the fixed part of brake.In the mobile vehicle motion process, Hall element is through permanent magnet C1 the time, Hall element is experienced the intensity in magnetic field, external interrupt is sent the signal of interruption, Hall element is when passing through the permanent magnet C2 adjacent with permanent magnet C1, Hall element is experienced the intensity in magnetic field again, and external interrupt is sent for the second time look-at-me, the timer record Hall element by permanent magnet C1 to the time interval T1 the permanent magnet C2; Next step is divided into the LED display column that several match according to permanent magnet C1 to the distance of permanent magnet C2, and then obtains the LED display column time interval.
Described velometer is not limited only to Hall element, can also realize the function that tests the speed with rotary chip MEMS or magnetic reed switch.
Described LED display is list structure, described LED display comprises one to three row LED lamp, and the color of the LED lamp of described same row is identical, for red, green or blue one of them, between described LED lamp one row and another row setting that also can be loose can be set closely.
In sum, owing to adopted technique scheme, the invention has the beneficial effects as follows:
1, makes the demonstration of script strip become planar demonstration, thereby realized large-area display effect with the LED display of small size.
2, LED display can be arranged on the mobile vehicle, has developed information transmission and the medium capability of mobile vehicle.
Description of drawings
Fig. 1 is block diagram of the present utility model;
Fig. 2 is that coupling assembling of the present utility model is arranged on the structural representation on the mobile vehicle;
Fig. 3 is that coupling assembling of the present utility model is the structural representation figure of bracing frame;
Fig. 4 is the first positioning component structural representation of the present utility model;
Fig. 5 is the second positioning component structural representation of the present utility model;
Fig. 6 is terminal pad structural representation of the present utility model;
Fig. 7 is the structural representation of a kind of LED display of the present utility model;
Fig. 8 is mobile vehicle structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
As shown in Figure 1, a kind of planar movement display device comprises LED display, control module, is used for measuring speed measuring device, data-carrier store, power supply, coupling assembling and the mobile vehicle of LED display translational speed; Wherein, described LED display is arranged on the described mobile vehicle by described coupling assembling, and described speed measuring device is connected with described control module with data-carrier store, and described control module is connected with described LED display.
As shown in Figure 2, described mobile vehicle is swivel wheel, described coupling assembling is to be arranged on the steel ring of mobile vehicle and the bracing frame between the wheel hub, support frame as described above arranges about the wheel hub Central Symmetry of mobile vehicle, support frame as described above comprises the outer rim that is arranged on wheel hub and first positioning component 2, connecting link 1 and with steel ring adaptive second positioning component 3 adaptive with it, also be provided with power supply 12 on the described connecting link 1, described connecting link 1 one ends are connected with the first positioning component 2, and the other end is connected with the second positioning component 3.
As shown in Figure 3, described connecting link 1 is telescopic connecting link, comprise interior side lever 4 and outboard beam 5, interior side lever 4 has external thread, outboard beam 5 has internal thread, described external thread and internal thread mate mutually, and described interior side lever 4 also is provided with can be by the mode that the screws nut 6 with the position locking of interior side lever 4 and outboard beam 5.
As shown in Figure 4, the first positioning component 2 is and the first bifurcation shape of wheel hub phase interlock fork, the first bifurcation shape fork links to each other with an end of connecting link 1, the first bifurcation shape fork is semicircular structure, the first bifurcation shape fork ridge arranges the mounting hole site 7 of described connecting link, and mounting hole site 7 can be arranged on the ridge of described the first bifurcation shape fork uniformly.
As shown in Figure 5, the second positioning component 3 is and the second bifurcation shape of steel ring phase interlock is pitched, and the second bifurcation shape fork links to each other with the other end of connecting link 1, and the first bifurcation shape fork fork face and the second bifurcation shape fork fork face are 90 ° of angles mutually.
As shown in Figure 6 and Figure 7, described mobile vehicle is swivel wheel, described coupling assembling is that the double threaded screw that passes through that is arranged on the mobile vehicle is fixed in terminal pad 8 on the wheel hub, LED display comprises LED show bar and the battery case 13 similar to terminal pad 8 shapes, and LED display is arranged on the terminal pad 8.Porose position 9 is set on the terminal pad 8, and the arrangement mode of position, hole 9 and size are complementary with the wheel hub of mobile vehicle, and the length of double threaded screw is complementary with the wheel hub offset distance of mobile vehicle.
As shown in Figure 8, described mobile vehicle is swivel wheel, described coupling assembling be arranged on that the hub for vehicle wheel of mobile vehicle or wheel ornament cover with the described LED display shape groove 11 that is complementary, being distributed in around the wheel hub center of groove 11 symmetries, wherein one or several can pass through the wheel hub center, and LED display is arranged in the described groove 11 with the mode that embeds.
LED display is list structure, and described LED display comprises one to three row LED lamp, and the color of the LED lamp of same row is identical, for red, green or blue one of them.
Figure or word that need are shown are transferred to image value module, image value module passes to data conversion module with the information of figure or word, data conversion module becomes the data-switching of figure or word in the LED display each pixel and whole figure or word is divided into several different LED display columns, simultaneously, data conversion module has been realized the function of right and wrong correction, the cylinder that produces with mobile vehicle rotation in LED display upper, can occur when showing on the bottom surface: from rotating shaft point far away than close to point, rotating under the identical angle, the camber line that marks is longer.And track is crooked, rather than straight line.So need right and wrong correction, data conversion module is finished right and wrong debugging functions by the data structure of revising LED display.
Velometer comprises Hall element and permanent magnet, and described Hall element is arranged on LED display bottom and outwardly, and described permanent magnet is arranged near the mobile vehicle and the fixed position of not moving with mobile vehicle.In particular, when bicycle was realized, permanent magnet was adsorbed on the pillar post of wheel both sides; When automobile is realized, be adsorbed on the fixed part of brake.In the mobile vehicle motion process, Hall element is through permanent magnet C1 the time, Hall element is experienced the intensity in magnetic field, external interrupt is sent the signal of interruption, Hall element is when passing through the permanent magnet C2 adjacent with permanent magnet C1, Hall element is experienced the intensity in magnetic field again, and external interrupt is sent for the second time look-at-me, the timer record Hall element by permanent magnet C1 to the time interval T1 the permanent magnet C2; Next step is divided into the LED display column that several match according to permanent magnet C1 to the distance of permanent magnet C2, and then obtains the LED display column time interval.
Displaying time Separation control module is used for the switch of control display screen and determines the time interval that every row show, at first, the data that the CPU of control module records speed measuring device judge whether the value greater than certain setting, if the value greater than certain setting, then display screen is opened, if for reaching this value, then display screen closes; Secondly, compose the timer initial value.Judge whether to overflow, if overflow again initialize, and change row number.
The assignment module is for giving correct I/O mouth in the correct time with correct display column assignment, the assignment module is existing by CPU, Parallel I/O mouth or the serial i/O cause for gossip of control module, the CPU of control module the data assignment of Multidimensional numerical to the I/O mouth, be subjected in time the control of " row displaying time interval module ", row that change to show number.
Control module also has and is used for regulating the brightness regulation module of LED display brightness; Described brightness regulation module comprises brightness measuring device for camera and intednsity circuit, and described brightness measuring device for camera links to each other with intednsity circuit, and described brightness measuring device for camera comprises light activated element and A/D converter, and described light activated element links to each other with A/D converter.The brightness regulation module is by singlechip CPU, the I/O mouth, luminance detection device is realized its function, luminance detection circuit is after brightness changes to a certain degree, start external interrupt and by the I/O mouth data are passed to control module, after control module CPU processes, adjust the brightness of LED lamp by intednsity circuit.
The mobile vehicle motion constantly, LED display is rotated with mobile vehicle, utilize human visual to persist effect, making originally, the demonstration of strip has become planar demonstration, thereby the LED display with small size has realized large-area display effect, LED display can be arranged on the mobile vehicle simultaneously, develop information transmission and the medium capability of mobile vehicle.
Claims (5)
1. planar movement display device comprises LED display, control module, is used for measuring speed measuring device, data-carrier store, power supply, coupling assembling and the mobile vehicle of LED display translational speed; Wherein, described LED display is arranged on the described mobile vehicle by described coupling assembling, described speed measuring device is connected with described control module with data-carrier store, described control module is connected with described LED display, it is characterized in that: described mobile vehicle is swivel wheel, described coupling assembling is following two kinds and one of selects: coupling assembling is the bracing frame that arranges between the steel ring of mobile vehicle and the wheel hub, support frame as described above arranges about the wheel hub Central Symmetry of mobile vehicle, support frame as described above comprises the outer rim that is arranged on wheel hub and first positioning component adaptive with it, connecting link and second positioning component adaptive with steel ring, described connecting link one end is connected with the first positioning component, and the other end is connected with the second positioning component; Or coupling assembling is to be arranged on to be provided with on the mobile vehicle by double threaded screw to be fixed in terminal pad on the wheel hub, described LED display is arranged on the terminal pad, porose position is set on the described terminal pad, the arrangement mode of position, described hole and size are complementary with the wheel hub of mobile vehicle, and the length of described double threaded screw is complementary with the wheel hub offset distance of mobile vehicle.
2. a kind of planar movement display device according to claim 1, it is characterized in that: described connecting link is telescopic connecting link, comprise interior side lever and outboard beam, interior side lever has external thread, outboard beam has internal thread, described external thread and internal thread mate mutually, and described interior side lever also is provided with can be by the mode that the screws nut with the position locking of interior side lever and outboard beam.
3. planar movement display device according to claim 1, it is characterized in that: described the first positioning component is and the first bifurcation shape of wheel hub phase interlock fork, described the first bifurcation shape fork is semicircular structure, even distribution can arrange the mounting hole site of described connecting link on described the first bifurcation shape fork ridge, described the second positioning component is and the second bifurcation shape fork of steel ring phase interlock that described the first bifurcation shape fork fork face and the second bifurcation shape fork fork face are 90 ° of angles mutually.
4. according to claim 1 to the described a kind of planar movement display device of 3 any one, it is characterized in that: described velometer comprises Hall element and permanent magnet, described Hall element is arranged on LED display bottom and outwardly, described permanent magnet be arranged near the mobile vehicle and Hall element can induction region the fixed position.
5. planar movement display device according to claim 1, it is characterized in that: described LED display is list structure, described LED display comprises one to three row LED lamp, and the color of the LED lamp of described same row is identical, for red, green or blue one of them.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203196903U CN202795996U (en) | 2012-07-03 | 2012-07-03 | Planar mobile display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203196903U CN202795996U (en) | 2012-07-03 | 2012-07-03 | Planar mobile display device |
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| CN202795996U true CN202795996U (en) | 2013-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012203196903U Expired - Lifetime CN202795996U (en) | 2012-07-03 | 2012-07-03 | Planar mobile display device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104575388A (en) * | 2015-01-28 | 2015-04-29 | 深圳市悦创新科技有限公司 | LED dynamic display device and method based on persistence of vision |
| CN105004311A (en) * | 2015-06-29 | 2015-10-28 | 刘兴华 | Angle measuring method of LED display device based on visual persistence |
-
2012
- 2012-07-03 CN CN2012203196903U patent/CN202795996U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104575388A (en) * | 2015-01-28 | 2015-04-29 | 深圳市悦创新科技有限公司 | LED dynamic display device and method based on persistence of vision |
| CN105004311A (en) * | 2015-06-29 | 2015-10-28 | 刘兴华 | Angle measuring method of LED display device based on visual persistence |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130313 |
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| CX01 | Expiry of patent term |