CN201251915Y

CN201251915Y - Rotary graph-text display device

Info

Publication number: CN201251915Y
Application number: CNU2008201521006U
Authority: CN
Inventors: 冯筱林; 张宇; 钱翰杰; 吕尚榕; 胡洁; 李斌; 陈志毅; 丁红; 沈武敏
Original assignee: Shanghai Polytechnic University
Current assignee: Shanghai Polytechnic University
Priority date: 2008-08-18
Filing date: 2008-08-18
Publication date: 2009-06-03
Anticipated expiration: 2018-08-18

Abstract

The utility model relates to the field of electronic technology, in particular to a device for displaying pictures and texts by rotating a row of light-emitting diodes, which includes a display blade composed of an integrated circuit board, which is composed of a plurality of light-emitting diodes and a display The drive chip is composed of; independently of the display blades, the rotating graphic display device also includes a control board, and the control board is provided with a microprocessor and a memory chip, and the microprocessor stores the graphic data to be displayed in In the storage chip, during the rotation process of the display blade, the microprocessor fetches the above-mentioned graphic data from the storage chip and transmits it to the display driver chip on the display blade, and the display driver chip drives the light-emitting Diode display graphics. The utility model provides a novel rotating graphic and text display device which has a simple structure and solves the problems that data in an integrated circuit board capable of rotating and displaying graphic and text cannot be updated remotely and cannot dynamically display a large-area color picture.

Description

The rotating image-text display device

Technical field

The utility model relates to a kind of electronic technology field, and is particularly a kind of by light emitting diode in a row is rotated to show the device of picture and text.

Background technology

Be to adopt static planar LED dot matrix display at the various LEDs that utilize as the display device great majority of light source at present, need a large amount of LED to come display text and figure, power consumption is big when display control circuit complexity, manufacturing cost costliness, operation, and has problems such as heat radiation is bad, the continuous pictures renewal is slow in one's movements.The surface-mounted integrated circuit that the disclosed a kind of rotatable picture and text of Chinese patent Granted publication CN2580553 show is installed in light emitting diode and control chip, storage chip on the monoblock circuit board, use the motor driven rotary, to show picture and text, and its view data could be imported from the external world by brush, significantly problem one is the cost height, the 2nd, and the application scenario is subjected to the restriction of data transfer mode and limits.

Summary of the invention

The purpose of this utility model provides a kind of simple in structure, and has solved that data in the surface-mounted integrated circuit of rotatable demonstration picture and text can't be upgraded at a distance and problem that can't the dynamic display color picture of large tracts of land.

In order to achieve the above object, the utility model provides a kind of rotating image-text display device, comprises the demonstration blade that is made of surface-mounted integrated circuit, and this surface-mounted integrated circuit is made up of a plurality of light emitting diodes and display driver chip; With show that blade mutually independently, this rotating image-text display device also comprises a control panel, described control panel is provided with microprocessor and storage chip, described microprocessor deposits image, text and data to be shown in the described storage chip in, in described demonstration blade rotary course, described microprocessor takes out above-mentioned image, text and data and sends the display driver chip that shows on the blade to from described storage chip, described display driver chip drives described diode displaying picture and text.

Described control panel is provided with wireless communication module, to realize and extraneous wireless data transmission.

Described demonstration blade has two at least, and five equilibrium distributes in the same surfaces of revolution; Preferably, described demonstration blade has three, and the angle between the adjacent demonstration blade is 120 °.

Described light emitting diode tightens close being arranged in a row at the demonstration blade at its place.

It is as a whole that described demonstration blade and control panel are fixedlyed connected by rotating disk, and this integral body links to each other with the power output shaft of a motor; Described rotating disk has can be with synchronous collector ring and the brush that rotates of the power output shaft of described motor; Described motor is fixed on the support that has outer cover, and described outer cover covers described demonstration blade, control panel and motor; Described outer cover is circular, and its slightly larger in diameter is in the rotation diameter that shows blade; Preferably, transparent poly (methyl methacrylate) plate is adopted in the front of described outer cover, and polyvinyl chloride panel or poly (methyl methacrylate) plate are adopted in the back side.

The utility model makes it compared with prior art owing to adopted above-mentioned technical scheme, has following advantage and good effect:

The utility model utilizes a kind of persistence of vision effect of using human eye, use a small amount of neat colorful light-emitting diode (LED), and with the display device of the mode display plane image that rotatablely moves, can show lively plane picture, comprise literal, quiet figure and animation, and can import this display device into by wireless mode and directly show directly with GIF, BMP picture format, other graphical formats can use after computing machine converts these forms to.

The utility model adopts the structure of motor-drive circuit plate rotation, when rotating, circuit board forms complete writings and image by the LED luminophor, its display effect is very unique, and owing to use less color LED, the circuit of surface-mounted integrated circuit and rotating mechanism are also fairly simple, its cost is low with respect to the plane lattice LED display, and can show dynamic colour picture in the plane in large area, is suitable for and industries such as advertisement, decoration.

Description of drawings

To embodiment of the present utility model and in conjunction with the description of its accompanying drawing, can further understand the purpose of this utility model, specific structural features and advantage by following.Wherein, accompanying drawing is:

Fig. 1 is the mounting structure synoptic diagram of the utility model embodiment 1.

Fig. 2 is the mounting structure synoptic diagram of the utility model embodiment 2.

Embodiment

Embodiment 1

As shown in Figure 1, demonstration blade 1 that can wireless rotating image-text display device is made up of the surface-mounted integrated circuit that is welded with colorful light-emitting diode (LED), and light emitting diode (LED) tightens close being arranged in a row at surface-mounted integrated circuit, also has display driver chip on it.Show that blade 1 has three, be evenly distributed in the same Plane of rotation that the angle between the adjacent demonstration blade 1 is 120 °.Control panel 2 is separated from each other with demonstration blade 1, it is provided with microprocessor, the high-capacity FLASH storage chip, it is the flash memory chip, also be connected with the wireless communication module of accepting the external image data on the control panel, control program by control panel, finish wireless data communication with computing machine, with the image data storage that receives in storage chip, when showing blade 1 rotating operation, data are sent to the display driver chip that shows on the blade, going driving to light color LED by display driver chip according to the data that obtain comes display graphics, can show dynamic colour picture in the plane in large area.Image data format of the present utility model adopts GIF, BMP, extended formatting can convert this two kinds of forms to by outer computer, control panel by wireless module mounted thereto directly and outer computer carry out wireless connections, avoided this device is positioned over eminence or the unapproachable local time of people, the difficulty of data importing is greatly expanded the usable range of this device.

Control panel 2 is fixedlyed connected by rotating disk 3 with demonstration blade 1, be combined into one, integral body is fixed on the power output shaft of motor 4, this motor 4 is common load motor, also having on the rotating disk 3 can be with a collector ring 5 and brush 6 of the synchronous rotation of motor shaft, collector ring 5 and brush 6 only have a pair of, are used for to showing blade 1 and control panel 2 power supplies, and institute's power supply source can be that to exchange also can be direct current.Control panel 2 and demonstration blade 1 are by motor 4 driven in rotation; motor 4 is fixed on the support 10 that has circular outer cover 7; this outer cover 7 can cover control panel 2, demonstration blade 1 and motor 4; the slightly larger in diameter of outer cover 7 is in the rotating diameter that shows blade 1; and the front 8 of outer cover 7 adopts transparent poly (methyl methacrylate) plate to make; the back side 9 adopts black pvc PVC plate or transparent poly (methyl methacrylate) plate to make; package unit places in the translucent cover like this; both can normally show, can play the safeguard protection effect to surface-mounted integrated circuit and motor again.The power supply of motor 4 is directly supplied with by outside 220 volts of AC power.

Embodiment 2

Figure 2 shows that embodiment in another of the utility model rotating image-text display device, the same substantially with embodiment 1, institute's difference is that motor has been used the double end shaft instead, show that blade 1 and control panel 2 respectively have two, fixedly connected as a whole by a rotating disk 3 respectively, these two integral body link to each other with two power output shaft of same motor 4 respectively.In addition, because the two sides can show picture and text simultaneously, so the front 8 of outer cover 7 and the back side 9 all will adopt transparent poly (methyl methacrylate) plate to make, other structures are not given unnecessary details in addition with embodiment 1.

Though the utility model is illustrated hereinbefore according to preferred embodiment, this does not represent that scope of the present utility model is confined to above-mentioned structure, if by structure that claim of the present utility model covered all within protection domain.Those skilled in the art can be developed the equivalent substitution structure that at an easy rate after reading above-mentioned explanation, in following equalization variation and the modification of being done of spirit that does not break away from the utility model and scope, all should be covered by within the utility model claim.

Claims

1. A rotating graphic display device, comprising a display blade (1) made of an integrated circuit board, the integrated circuit board is made up of a plurality of light-emitting diodes and a display driver chip, and is characterized in that it also includes: a control board (2 ), the control board (2) is provided with a microprocessor and a memory chip, and the microprocessor stores the image and text data to be displayed in the memory chip, and during the rotation of the display blade (1), The microprocessor fetches the image and text data from the storage chip and sends them to the display driver chip on the display blade (1), and the display driver chip drives the light-emitting diode to display the image and text.

2. The rotating graphic display device according to claim 1, characterized in that: the control board (2) is provided with a wireless communication module.

3. The rotating image-text display device according to claim 1 or 2, characterized in that there are at least two display blades (1) and they are equally distributed in the same rotating plane.

4. The rotating graphic display device according to claim 3, characterized in that there are three display blades (1), and the angles between adjacent display blades (1) are all 120°.

5. The rotating picture-text display device according to claim 1 or 2, characterized in that the LEDs are closely arranged in a row on the display blade (1) where they are located.

6. The rotating graphic display device according to claim 1 or 2, characterized in that: the display blade (1) and the control board (2) are fixedly connected as a whole by the turntable (3), and the whole is connected with a motor (4) the power output shaft is connected.

7. The rotating graphic display device according to claim 6, wherein the motor is an ordinary single-phase AC motor.

8. The rotary graphic display device as claimed in claim 6, characterized in that: said turntable (3) has a slip ring (5) and A brush (6).

9. The rotating graphic display device according to claim 6, characterized in that: the motor (4) is fixed on a support (10) with an outer cover (7), and the outer cover (7) Shows vane (1), control board (2) and motor (4) covered.

10. The rotating graphic display device according to claim 9, characterized in that: the outer cover (7) is circular, its diameter is slightly larger than the rotation diameter of the display blade (1), and the front side of the outer cover (7) (8) adopt a transparent plexiglass plate, and the back (9) adopts a polyvinyl chloride plate or a plexiglass plate.

11. The rotating graphic display device according to claim 1 or 2, characterized in that: there are two display blades (1) and two control panels (2), which are fixedly connected by a turntable (3) into one As a whole, the two wholes are respectively connected with two power output shafts of the same motor (4).