TWM450035U - Matrix type LED display device - Google Patents

Description

Matrix type light emitting diode display device

The present invention relates to a display device, and more particularly to a display device of a matrix type light-emitting diode that can change the display content by itself.

In the past, a kanban or a display device made of a light source such as a light-emitting diode (LED) is usually used to fix a light-emitting diode on a circuit board, and then programmable to control each light-emitting diode. Whether the body is bright or not, and thus can change the content that can be displayed. Therefore, the contents that can be displayed are limited after the kanban or display device is manufactured. Unless the program is changed to increase the content to be displayed, it can only be selected according to the setting after leaving the factory.

However, the use of such kanbans or display devices today has increased with the diversification of society. Therefore, the kanban or display device often needs to change its display content depending on the occasion of use. Otherwise, it is necessary to prepare different kanbans or display devices to adapt to different occasions, so it is naturally difficult to design.

In view of this, the present invention provides a display device of a matrix type light-emitting diode that can change the display content by itself, and its main purpose is.

In order to achieve the above, the display device of the matrix light-emitting diode of the present invention comprises at least a circuit substrate, a power supply unit, a control switch and a plurality of lighting switches, wherein the circuit substrate is provided with a plurality of light-emitting diodes on the front surface thereof. The circuit substrate is provided with a first electrode line in which the first electrodes of the respective light emitting diodes are connected in parallel, And a second electrode line in which the second electrodes of the light emitting diodes are connected in parallel, one end of the power supply unit is connected to the first electrode line, and the other end is connected to the second electrode line by the control switch, and each is lit The switch is disposed on the back surface of the circuit substrate, and is respectively located between the second electrode of each of the light emitting diodes and the second electrode line.

Through the design of the lighting switch, the light-emitting diodes of the display device can be illuminated according to the needs of the user and form the required display content, thereby making it possible to make a single display device to differently according to different occasions. Display content and display.

According to the above main technical features, each of the lighting switches is respectively provided with first and second pins, and at least one electrical connecting member is selectively disposed between the first and second pins for connecting the first The second pin causes the corresponding lighting switch to be turned on or off.

According to the above main technical features, the control switch is respectively provided with third and fourth pins, and the third pin is connected to the second electrode line, and at least one electrical connector is selectively disposed on the third The fourth pin is connected to the third and fourth pins to control whether the power supply unit is powered or not.

The electrical connector is provided with an insulating body and two conductive sheets. One end of the two conductive sheets is fixed in the insulating body, and the other end protrudes from the insulating body, and the insulating body is provided with a connecting portion for connecting the two conductive sheets. .

According to the above main technical features, the power supply unit may be a rechargeable battery or a permanent battery.

According to the above main technical features, the first electrodes of the respective light emitting diodes further have a resistor unit connected in series.

According to the above main technical features, each of the light emitting diodes is on the circuit base The front of the board is arranged in a matrix.

The characteristics of this creation can be clearly understood by referring to the detailed description of the drawings and the examples.

FIG. 1 is a perspective view showing a structure of a display device according to a preferred embodiment of the present invention. FIG. 2 is a schematic view showing the structure of a display device according to a preferred embodiment of the present invention. As shown, the display device 1 of the present invention has at least a circuit board 10, a power supply unit 20, a control switch 30, and a plurality of lighting switches 40, wherein the front surface of the circuit board 10 is provided. The plurality of matrix-arranged light-emitting diodes 11 are provided with a first electrode line 12 in which the first electrodes 111 of the respective light-emitting diodes are connected in parallel, and a second electrode 112 in parallel with the second electrodes 112 of the light-emitting diodes. In the implementation, the first electrode line 12 and the second electrode line 13 may be circuit layers disposed on the circuit substrate 10 in advance, and the first electrode 111 of each of the light emitting diodes may further have a resistor unit 14 connected in series.

One end of the power supply unit 20 is connected to the first electrode line 12, and the other end is connected to the second electrode line 13 by the control switch 30, and each of the lighting switches 40 is disposed on the back surface of the circuit substrate 10, and is respectively located at each of the light emitting diodes. Between the second electrode 112 and the second electrode line 12; of course, the power supply unit can be a rechargeable battery or a permanent battery to provide a source of power.

Each of the lighting switches 40 is provided with first and second pins 41 and 42 respectively, and at least one electrical connecting member 50 is provided. The electrical connecting member 50 is provided with an insulating body 51 and two conductive sheets 52, and one end of the two conductive sheets 52. Fastened in the insulating body 51, The end portion protrudes from the insulative housing 51, and the connecting portion 53 is disposed in the insulative housing 51 to connect the two conductive sheets 52. The first and second pins may be in the form of a female terminal, and the conductive sheet may be in the form of a male terminal. .

When using, if the display device 1 is to be displayed in a "→" shape, please also refer to the fourth figure, as long as the electrical connector 50 is inserted on the back side of the corresponding light-emitting diode 11, so that the first, The second pins 41 and 42 are connected to each other by the two conductive sheets 52, so that the corresponding light-emitting diodes 11 are turned on and lighted.

Through the design of the lighting switch, the light-emitting diode of the display device can be illuminated according to the needs of the user and form the required display content, thereby making it possible to make a different display device according to different occasions. Display content and display.

Of course, the control switch can also be respectively provided with third and fourth pins (not shown), the third pin is connected to the second electrode line, and at least one electrical connector can be selectively disposed in the third And the fourth pin is connected to the third and fourth pins to control whether the power supply unit is powered or not.

Furthermore, the display device 1 can also be arranged side by side, as shown in the fifth figure, and can display characters or graphics continuously, and has a large display content.

In summary, the present invention provides a display device of a matrix photodiode which is preferably a feasible and feasible method, and submits a patent application according to law; the technical content and technical features of the present invention have been disclosed above, but are familiar with the technology. Persons may still make substitutions and modifications based on the disclosure of this creation without departing from the spirit of the creation of the case. Therefore, the scope of the present invention is not limited to the embodiments disclosed, but includes various alternatives and modifications that do not depart from the present invention and are covered by the following claims.

1‧‧‧ display device

10‧‧‧ circuit board

11‧‧‧Lighting diode

111‧‧‧First electrode

112‧‧‧second electrode

12‧‧‧First electrode line

13‧‧‧Second electrode line

14‧‧‧Resistance unit

20‧‧‧Power supply unit

30‧‧‧Control switch

40‧‧‧Lighting switch

41‧‧‧First stitch

42‧‧‧second stitch

50‧‧‧Electrical connectors

51‧‧‧Insulated body

52‧‧‧Conductor

53‧‧‧Connecting Department

The first figure is a perspective view of the structure of a display device according to a preferred embodiment of the present invention.

The second figure is an exploded view of the display device of a preferred embodiment of the present invention.

The third figure is a circuit diagram of a display device according to a preferred embodiment of the present invention.

The fourth figure is a schematic structural view of a display device according to a preferred embodiment of the present invention.

Figure 5 is a perspective view showing the structure of a display device in another preferred embodiment of the present invention.

1‧‧‧ display device

11‧‧‧Lighting diode

111‧‧‧First electrode

112‧‧‧second electrode

12‧‧‧First electrode line

13‧‧‧Second electrode line

14‧‧‧Resistance unit

20‧‧‧Power supply unit

30‧‧‧Control switch

40‧‧‧Lighting switch

41‧‧‧First stitch

42‧‧‧second stitch

50‧‧‧Electrical connectors

Claims (8)

A display device for a matrix light-emitting diode includes at least a circuit substrate having a plurality of light-emitting diodes disposed on a front surface thereof, and the circuit substrate is provided with a first electrode line connecting the first electrodes of the light-emitting diodes in parallel. And a second electrode line in which the second electrodes of the light emitting diodes are connected in parallel; a power supply unit having one end connected to the first electrode line; and a control switch disposed between the power supply unit and the second electrode line And controlling the power supply unit to supply power; and the plurality of lighting switches are disposed on the back surface of the circuit substrate, and respectively located between the second electrode of each of the light emitting diodes and the second electrode line. The display device of the matrix type light-emitting diode according to the first aspect of the invention, wherein each of the lighting switches is respectively provided with first and second pins, and at least one electrical connector is selectively disposed on the first 1. The second pin is connected to the first and second pins to turn on or off the corresponding lighting switch. The display device of the matrix type light-emitting diode according to the second aspect of the invention, wherein the electrical connector is provided with an insulating body and two conductive sheets, one end of the two conductive sheets is fixed in the insulating body, and the other end is protruded. The insulating body is provided with a connecting portion for connecting two conductive sheets, and the two conductive sheets are respectively in contact with the first and second stitches. The display device of the matrix type light emitting diode according to any one of the preceding claims, wherein the control switch is respectively provided with third and fourth stitches, and the third stitching system and the third stitching The two electrode lines are connected, and at least one electrical connection member is selectively disposed between the third and fourth pins for connecting the third and fourth pins to control whether the power supply unit is powered or not. The display device of the matrix type light-emitting diode according to the fourth aspect of the invention, wherein the electrical connector is provided with an insulating body and two conductive sheets, one end of the two conductive sheets is fixed in the insulating body, and the other end is protruded. The insulating body is provided with a connecting portion for connecting the two conductive sheets, and the two conductive sheets are respectively in contact with the third and fourth stitches. The display device of the matrix type light emitting diode according to the fourth aspect of the invention, wherein the power supply unit can be a rechargeable battery or a permanent battery. The display device of the matrix type light emitting diode according to the fourth aspect of the invention, wherein the first electrode of each of the light emitting diodes further has a resistor unit connected in series. The display device of the matrix type light-emitting diode according to claim 4, wherein each of the light-emitting diodes is arranged in a matrix on the front surface of the circuit board.