CN104575306A - LED (light-emitting diode) display screen capable of stably emitting light - Google Patents

LED (light-emitting diode) display screen capable of stably emitting light Download PDF

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Publication number
CN104575306A
CN104575306A CN201410791847.6A CN201410791847A CN104575306A CN 104575306 A CN104575306 A CN 104575306A CN 201410791847 A CN201410791847 A CN 201410791847A CN 104575306 A CN104575306 A CN 104575306A
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CN
China
Prior art keywords
led
display
electrode group
substrate
electrodes
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201410791847.6A
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Chinese (zh)
Inventor
王宁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hefei Mai Li Network Technology Co Ltd
Original Assignee
Hefei Mai Li Network Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hefei Mai Li Network Technology Co Ltd filed Critical Hefei Mai Li Network Technology Co Ltd
Priority to CN201410791847.6A priority Critical patent/CN104575306A/en
Publication of CN104575306A publication Critical patent/CN104575306A/en
Pending legal-status Critical Current

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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

The invention discloses an LED (light-emitting diode) display screen capable of stably emitting light. The LED display screen comprises an LED display array and an LED substrate, wherein the LED display array is arranged on the LED substrate; a positive electrode group and a negative electrode group are respectively arranged on the two surfaces of the LED substrate; the LED substrate is made from an aluminum metal material; the positive electrode group comprises at least two positive electrodes; the negative electrode group comprises at least two negative electrodes; the LED display array comprises a plurality of LED light sources; each LED light source comprises two LED lamps; after being connected in parallel, the two LED lamps of each LED light source are connected to the positive electrodes and the negative electrodes; one LED lamp in each LED light source is connected with one controller; the controller is used for controlling the on/off of the LED lamp. The two LED lamps are arranged in an LED light-emitting unit, so that when the brightness is not enough after the LED lamp which is not connected with the LED controller is damaged, the adjustable range of the brightness can be increased by turning on the LED lamp which is connected with the LED controller.

Description

A kind of LED display of stable luminescence
Technical field
the present invention relates to display screen technology field, particularly a kind of LED display of stable luminescence.
Background technology
along with the development of science and technology, light-emitting diode display device has been commonly used in the life of people, and light-emitting diode display is used in the equipment such as computer, mobile phone, flat board, televisor.Although light-emitting diode display screen has the advantages such as cost is low, the life-span is long, color is good, fast response time; But along with LED increases service time, the reality brightness of LED illuminating module and color there will be deviation ,and this deviation is irreversible.
Summary of the invention
the invention provides a kind of LED display of stable luminescence, it comprises LED array of display, LED-baseplate, and described LED array of display is arranged in described LED-baseplate;
Described LED-baseplate two sides is respectively equipped with positive electrode group and counter electrode group; Described positive electrode group comprises at least two positive electrodes, and described counter electrode comprises at least two counter electrodes; Described LED-baseplate adopts aluminum metal material to make;
Described LED array of display comprises some LED light sources, described each LED light source comprises two LED, two LED described positive electrode of rear connection parallel with one another of described each LED light source and counter electrode, a LED in described each LED light source connects a controller, and described controller is for controlling the switch of described LED.
Preferably, described LED substrate is provided with through hole, and described LED light source one end connects the electrode of described LED substrate side, and the other end connects the electrode of another side by described through hole.
Preferably, described LED substrate is provided with through hole, and described counter electrode extends to described LED-baseplate front by described through hole, and forms tie point; Described LED light source is positioned at described LED substrate front side, connects described positive electrode and described tie point respectively.
Preferably, containing at least three positive electrodes in described positive electrode group, at least three positive electrodes are arranged in described LED substrate front side, and do not interlock; Containing at least three counter electrodes in described counter electrode group, at least three counter electrodes are arranged in described LED substrate back side, and do not interlock; In described positive electrode group and described counter electrode group, at least two strip electrodes exist staggered in the longitudinal direction.
Preferably, described LED substrate comprises at least two-layer LED submounts, namely at least comprise a LED submounts, the 2nd LED submounts; Described LED array of display comprises at least two group LED and shows subarray, and namely a LED shows subarray, the 2nd LED shows subarray;
A described LED shows subarray and is arranged on a described LED submounts, and described 2nd LED shows subarray and is arranged on described 2nd LED submounts;
A described LED shows subarray and the 2nd LED display subarray is divided into the two-layer arrangement in front and back.
The present invention has following beneficial effect:
The present invention is by arranging two LED in LED luminescence unit, the switch of one of them LED can be controlled by controller, when after loss appears in the LED not connecting LED controller, brightness is inadequate, can by opening the LED of controller connection to increase the adjustable extent of brightness.
Certainly, implement arbitrary product of the present invention might not need to reach above-described all advantages simultaneously.
Accompanying drawing explanation
the LED display of the stable luminescence that Fig. 1 provides for the embodiment of the present invention.
Embodiment
Embodiment
With reference to the LED display of the stable luminescence that Fig. 1 provides for the present embodiment, comprise at least one LED array of display 101, also comprise a LED-baseplate 102.LED array of display 101 is arranged on LED substrate 102.LED substrate 102 two sides is respectively equipped with electrode group, is respectively positive electrode group 103 and counter electrode group 104.Containing at least two positive electrodes in positive electrode group 103, containing at least two counter electrodes in counter electrode group.Described LED-baseplate adopts aluminum metal material to make; LED element in LED array of display connects positive electrode and counter electrode respectively; Described each LED light source comprises two LED, two LED described positive electrode of rear connection parallel with one another of described each LED light source and counter electrode, a LED in described each LED light source be connected a controller, described controller is for controlling the switch of described LED.
What accurately control each LED element by the electromotive force situation controlling positive electrode and counter electrode lights situation.By electrode group is arranged on LED substrate 102 two sides, avoids two arrays of electrodes because occurring when forming array interlocking and the situation of short circuit, thus reduce in design and production, electrode group arrangement difficulty.LED substrate 102 is placed with the LED element of the different color adopted in three primary colours.So that display different color.
Also comprise at least one protective layer, protective layer covers LED substrate 102 front, to protect LED substrate 102 and LED element.
Design for protective layer can have following scheme:
(1) protective layer can adopt flexible plastic sheet, to make interlayer LED display have flexibility.
(2) LED-baseplate 102 pro and con is coated with flexible transparent plastic plate respectively.Tow sides are made to appreciate display frame.
(3) protective layer can adopt hard transparent plate, as hard plastic board or glass plate.To make LED substrate 102 and LED element be fixed, make interlayer LED display keep definite shape, and play a good protection.
(4) LED-baseplate 102 pro and con is coated with hard transparent plate respectively.Tow sides are made to appreciate display frame.
LED substrate 102 can adopt transparency carrier, preferred plastic, transparent substrate, such as PVC transparent plastic sheet, polymethylmethacrylate (PMMA) sheet, polystyrene (PS) sheet, polycarbonate (PC) sheet, transparent polyamide sheet, poly-4-methyl isophthalic acid-amylene (TPX) sheet etc.Adopt plastic, transparent substrate, be more prone to perforation relative to glass plate, be convenient to LED component lead or pin connects the electrode of another side through described LED substrate 102.
Further, the plastic, transparent substrate of LED-baseplate 102 preferred flexible, so that make described LED-baseplate have flexibility, can bend.Electrode adopts transparency electrode, or adopts tinsel, such as filamentary silver, copper wire etc., to ensure display quality.The transparency electrode of transparency electrode preferred flexible.
Containing at least three positive electrodes in positive electrode group 103, at least three positive electrodes are arranged in LED-baseplate 102 front, and do not interlock.Containing at least three counter electrodes in counter electrode group 104, at least three counter electrodes are arranged in LED-baseplate 102 reverse side, and do not interlock.Positive electrode group 103 is with counter electrode group 104, and at least two strip electrodes exist staggered in the longitudinal direction.By making positive electrode group 103 interlock with counter electrode group 104, produce intersection point, so that connect LED element in point of intersection.By producing a large amount of intersection point, be convenient to connect a large amount of LED element.By making positive electrode group 103 staggered with counter electrode group 104 but not contacting.
Further again, containing at least three positive electrodes in positive electrode group 103, at least three positive electrode parallel arrangements are in described LED substrate 102 front.Containing at least three counter electrodes in counter electrode group 104, at least three counter electrode parallel arrangements are at LED substrate 102 reverse side.Positive electrode and counter electrode exist staggered in the longitudinal direction.By parallel arrangement positive electrode, and counter electrode, make arranging rule, be convenient to design, produce and Software for Design.
Can be that LED substrate 102 is provided with a through hole, LED element one end connects the electrode of one side, and the other end of described LED element connects the electrode of another side through described through hole.Can take alone a through hole by a LED element, also can be that 2 ~ 4 LED elements take a through hole jointly.
All right, LED-baseplate 102 is provided with a through hole, and positive electrode extends to LED-baseplate 102 reverse side by through hole, and forms tie point.LED element is positioned at LED substrate 102 reverse side, connects counter electrode and tie point respectively.LED substrate 102 is provided with the bloomings such as diffusion barrier.LED element is positioned at LED substrate 102 reverse side, and the light sent is received by human eye after blooming, to form the picture of good quality.
All right, LED-baseplate 102 is provided with a through hole, and counter electrode extends to LED-baseplate 102 front by through hole,
And form tie point.LED element is positioned at LED substrate 102 front, connects positive electrode and tie point respectively.
All right, LED substrate 102 is provided with a through hole, and LED element is embedded in through hole, and the two ends of LED element connect the double-edged electrode of LED substrate respectively.
The present invention is by arranging two LED in LED luminescence unit, the switch of one of them LED can be controlled by controller, when after loss appears in the LED not connecting LED controller, brightness is inadequate, can by opening the LED of controller connection to increase the adjustable extent of brightness.
The disclosed preferred embodiment of the present invention just sets forth the present invention for helping above.Preferred embodiment does not have all details of detailed descriptionthe, does not limit the embodiment that this invention is only described yet.Obviously, according to the content of this instructions, can make many modifications and variations.This instructions is chosen and is specifically described these embodiments, is to explain principle of the present invention and practical application better, thus makes art technician understand well and to utilize the present invention.The present invention is only subject to the restriction of claims and four corner and equivalent.

Claims (5)

1. a LED display for stable luminescence, is characterized in that, comprises LED array of display, LED-baseplate, and described LED array of display is arranged in described LED-baseplate;
Described LED-baseplate two sides is respectively equipped with positive electrode group and counter electrode group; Described positive electrode group comprises at least two positive electrodes, and described counter electrode comprises at least two counter electrodes; Described LED-baseplate adopts aluminum metal material to make;
Described LED array of display comprises some LED light sources, described each LED light source comprises two LED, two LED described positive electrode of rear connection parallel with one another of described each LED light source and counter electrode, a LED in described each LED light source connects a controller, and described controller is for controlling the switch of described LED.
2. the LED display of stable luminescence as claimed in claim 1, it is characterized in that, described LED substrate is provided with through hole, and described LED light source one end connects the electrode of described LED substrate side, and the other end connects the electrode of another side by described through hole.
3. the LED display of stable luminescence as claimed in claim 1, it is characterized in that, described LED substrate is provided with through hole, and described counter electrode extends to described LED-baseplate front by described through hole, and forms tie point; Described LED light source is positioned at described LED substrate front side, connects described positive electrode and described tie point respectively.
4. the LED display of stable luminescence as claimed in claim 1, is characterized in that, containing at least three positive electrodes in described positive electrode group, at least three positive electrodes are arranged in described LED substrate front side, and do not interlock; Containing at least three counter electrodes in described counter electrode group, at least three counter electrodes are arranged in described LED substrate back side, and do not interlock; In described positive electrode group and described counter electrode group, at least two strip electrodes exist staggered in the longitudinal direction.
5. the LED display of stable luminescence as claimed in claim 1, is characterized in that, described LED substrate comprises at least two-layer LED submounts, namely at least comprise a LED submounts, the 2nd LED submounts; Described LED array of display comprises at least two group LED and shows subarray, and namely a LED shows subarray, the 2nd LED shows subarray;
A described LED shows subarray and is arranged on a described LED submounts, and described 2nd LED shows subarray and is arranged on described 2nd LED submounts;
A described LED shows subarray and the 2nd LED display subarray is divided into the two-layer arrangement in front and back.
CN201410791847.6A 2014-12-19 2014-12-19 LED (light-emitting diode) display screen capable of stably emitting light Pending CN104575306A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410791847.6A CN104575306A (en) 2014-12-19 2014-12-19 LED (light-emitting diode) display screen capable of stably emitting light

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410791847.6A CN104575306A (en) 2014-12-19 2014-12-19 LED (light-emitting diode) display screen capable of stably emitting light

Publications (1)

Publication Number Publication Date
CN104575306A true CN104575306A (en) 2015-04-29

Family

ID=53091239

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410791847.6A Pending CN104575306A (en) 2014-12-19 2014-12-19 LED (light-emitting diode) display screen capable of stably emitting light

Country Status (1)

Country Link
CN (1) CN104575306A (en)

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Application publication date: 20150429