CN202905113U - Novel LED single-color display screen - Google Patents

Novel LED single-color display screen Download PDF

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Publication number
CN202905113U
CN202905113U CN2012203852917U CN201220385291U CN202905113U CN 202905113 U CN202905113 U CN 202905113U CN 2012203852917 U CN2012203852917 U CN 2012203852917U CN 201220385291 U CN201220385291 U CN 201220385291U CN 202905113 U CN202905113 U CN 202905113U
Authority
CN
China
Prior art keywords
control circuit
circuit board
led
layer
wiring layer
Prior art date
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.)
Expired - Fee Related
Application number
CN2012203852917U
Other languages
Chinese (zh)
Inventor
李炳函
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.)
Fujian Jingxin Photoelectric Technology Co. Ltd.
Original Assignee
JINJIANG CITY JINGXIN ELECTRONIC 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 JINJIANG CITY JINGXIN ELECTRONIC TECHNOLOGY Co Ltd filed Critical JINJIANG CITY JINGXIN ELECTRONIC TECHNOLOGY Co Ltd
Priority to CN2012203852917U priority Critical patent/CN202905113U/en
Application granted granted Critical
Publication of CN202905113U publication Critical patent/CN202905113U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a novel LED single-color display screen with a simple structure, high brightness, a long life and low cost. Installation is convenient and maintenance is easy. The display screen comprises an outer frame, a control circuit board, a LED light emitting diode, a LED driving chip and a central processing unit. LED light emitting diode lattices are distributed on the control circuit board. The LED driving chip is arranged on the control circuit board. The control circuit board is arranged in the outer frame. The control circuit board is provided with a signal interface and a power supply interface. The control circuit board is formed by a veneer circuit board with a four layer structure, wherein the four layer structure comprises upper and lower layers which are control circuit wiring layers and intermediate interlayers which are power supply wiring layer and cloth ground wire layer. A lead wire of the light emitting diode passes through the upper-layer control circuit wiring layer and the intermediate interlayers of the control circuit board respectively and is welded and fixed on the lower-layer control circuit wiring layer.

Description

A kind of New LED single color display screen
Technical field
The utility model relates to a kind of LED display, relates in particular to a kind of New LED single color display screen.
Background technology
The LED single color display screen is the plane formula display screen that utilizes LED lattice module or pixel cell to form.Because it has that luminosity factor is high, long service life, configuration be flexibly and to advantages such as indoor and outdoor surroundings are adaptable, and be widely used in the information issue of the public places such as government square, Entertainment Plaza, large-scale amusement square, hospital, station, commercial street.The type of drive of existing LED single color display screen has static scanning and dynamic scan dual mode, but the display screen of these two kinds of scan modes is all because the components and parts that are provided with are more, structure is complicated, and can't layout can only be designed to double plate structure: a mounted LED lamp head, one the LED display driving circuit is installed.The LED single color display screen that double plate structure forms because double plate structure is to stack up by connecting contact pin, forms display unit, if peg graft, easily loosening, structural stability is poor; If directly be welded, maintenance is trouble very.This kind is designed to the LED display of double plate structure, and not only brightness is inadequate, volume large, complex structure, cost are high, and the installation, maintenance trouble.
Summary of the invention
Therefore, for the problem of above-mentioned existence, the utility model provides the New LED single color display screen that a kind of simple in structure, high brightness, wide vision, long-life, cost are low, easy for installation, be easy to safeguard.
For solving this technical matters, the utility model is taked following scheme: a kind of New LED single color display screen, comprise outside framework, control circuit board, the LED light emitting diode, LED drives chip and CPU (central processing unit), described LED LED array is distributed on the control circuit board, LED drives chip and is located on the control circuit board, control circuit board is located in the outside framework, control circuit board is provided with signaling interface and power interface, described control circuit board is by upper, lower floor is the control circuit wiring layer, intermediate course is that the veneer circuit board of power-supply wiring layer and cloth ground plane four-layer structure forms, the lead-in wire of described light emitting diode passes respectively upper strata control circuit wiring layer and the intermediate course of control circuit board, is fixedly welded on lower floor's control circuit wiring layer.
Further, described control circuit board is provided with more than one scan control unit and indicative control unit, the input end of described each scan control unit is connected with the output terminal of CPU (central processing unit) by an asynchronous control system circuit, and the output terminal of each scan control unit is connected with the input end of a plurality of indicative control units.
By adopting the aforementioned techniques scheme, the beneficial effects of the utility model are: the utility model is owing to having adopted veneer control circuit plate structure, solved easily loosening, the poor problem of structural stability of double plate structure grafting, this veneer circuit is difficult for disturbing other circuit or is disturbed by other circuit, stable and reliable for performance, the display quality of Effective Raise LED display connects contact reliability high.Adopt the wiring technique of optimizing, the cabling that drives between chip and controlled LED light emitting diode is shortened in control, makes wiring more succinct, reliable; The utlity model has simple in structure, high brightness, wide vision, long-life, cost low, easy for installation, be easy to the characteristics such as maintenance.Be widely used in the information issue of the public places such as government square, Entertainment Plaza, large-scale amusement square, hospital, station, commercial street.
Description of drawings
The structural representation of Fig. 1 the utility model embodiment;
Fig. 2 is the upward view of the utility model embodiment;
Fig. 3 is structure principle chart of the present utility model.
Embodiment
Now with specific embodiment the utility model is further specified by reference to the accompanying drawings.
With reference to figure 1, Fig. 2, Fig. 3, the utility model embodiment discloses a kind of New LED single color display screen, comprise that outside framework 1, control circuit board 2, LED light emitting diode 3, LED drive chip 4 and CPU (central processing unit) 8, described LED light emitting diode 3 dot matrix are distributed on the control circuit board 2, described LED light emitting diode 3 adopts the high-performance tube core, luminosity is high, and the visual angle is wide.LED drives chip 4 and is located on the control circuit board 2, control circuit board 2 is located in the outside framework 1, control circuit board 2 is provided with signaling interface 21 and power interface 22, described control circuit board 2 is single plate structure, it is that the veneer circuit board of power-supply wiring layer and cloth ground plane four-layer structure forms by upper strata control circuit wiring layer 23, lower floor's control circuit wiring layer 24 and intermediate course, described power-supply wiring layer and cloth ground plane provide independently bus plane circuit for power supply, guarantee that the power supply of LED driving chip 4 is reliable and stable.The lead-in wire of described LED light emitting diode 3 passes respectively upper strata control circuit wiring layer 23 and the intermediate course of control circuit board 2, is fixedly welded on lower floor's control circuit wiring layer 24.
As shown in Figure 3, described control circuit board is provided with more than one scan control unit 5 and indicative control unit 6, the input end of described each scan control unit 5 is connected with the output terminal of CPU (central processing unit) 8 by an asynchronous control system circuit 7, and the output terminal of each scan control unit 5 is connected with the input end of a plurality of indicative control units 6.The vision signal that CPU (central processing unit) 8 is sent exports scan control unit 5 to through asynchronous control system circuit 7, and scan control unit 5 exports indicative control unit 6 again to.Asynchronous control system circuit 7 can receive and store the vision signal from computing machine, control display content and display mode, be provided with move up and down, move left and right, horizontal open vertical open, waterfall shows, quick multiple control modes such as switching.
Above embodiment is only for illustration of the utility model, but not to restriction of the present utility model, the technician in relevant field is not breaking away under the spirit and scope of the present utility model, and the various conversion of making and variation all belong to category of the present utility model, should be limited by each claim.

Claims (2)

1. New LED single color display screen, comprise outside framework, control circuit board, the LED light emitting diode, LED drives chip and CPU (central processing unit), described LED LED array is distributed on the control circuit board, LED drives chip and is located on the control circuit board, control circuit board is located in the outside framework, control circuit board is provided with signaling interface and power interface, it is characterized in that: described control circuit board is by upper, lower floor is the control circuit wiring layer, intermediate course is that the veneer circuit board of power-supply wiring layer and cloth ground plane four-layer structure forms, the lead-in wire of described light emitting diode passes respectively upper strata control circuit wiring layer and the intermediate course of control circuit board, is fixedly welded on lower floor's control circuit wiring layer.
2. New LED single color display screen according to claim 1, it is characterized in that: described control circuit board is provided with more than one scan control unit and indicative control unit, the input end of described each scan control unit is connected with the output terminal of CPU (central processing unit) by an asynchronous control system circuit, and the output terminal of each scan control unit is connected with the input end of a plurality of indicative control units.
CN2012203852917U 2012-08-03 2012-08-03 Novel LED single-color display screen Expired - Fee Related CN202905113U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012203852917U CN202905113U (en) 2012-08-03 2012-08-03 Novel LED single-color display screen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012203852917U CN202905113U (en) 2012-08-03 2012-08-03 Novel LED single-color display screen

Publications (1)

Publication Number Publication Date
CN202905113U true CN202905113U (en) 2013-04-24

Family

ID=48125752

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012203852917U Expired - Fee Related CN202905113U (en) 2012-08-03 2012-08-03 Novel LED single-color display screen

Country Status (1)

Country Link
CN (1) CN202905113U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105810113A (en) * 2016-05-17 2016-07-27 利亚德光电股份有限公司 LED (Light Emitting Diode) display lamp panel and LED display screen comprising same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105810113A (en) * 2016-05-17 2016-07-27 利亚德光电股份有限公司 LED (Light Emitting Diode) display lamp panel and LED display screen comprising same
CN105810113B (en) * 2016-05-17 2019-07-05 利亚德光电股份有限公司 LED shows lamp plate and the LED display comprising it

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CP01 Change in the name or title of a patent holder

Address after: 362000, Fujian, Quanzhou province Jinjiang Chi Town, Chi Village, Phoenix West

Patentee after: Fujian Jingxin Photoelectric Technology Co. Ltd.

Address before: 362000, Fujian, Quanzhou province Jinjiang Chi Town, Chi Village, Phoenix West

Patentee before: Jinjiang City Jingxin Electronic Technology Co., Ltd.

C56 Change in the name or address of the patentee

Owner name: JINGXIN OPTOELECTRONICS TECHNOLOGY INC.

Free format text: FORMER NAME: JINJIANG JINGXIN ELECTRONIC TECHNOLOGY CO., LTD.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130424

Termination date: 20150803

EXPY Termination of patent right or utility model