CN202615758U

CN202615758U - Novel LED screen

Info

Publication number: CN202615758U
Application number: CN 201220106891
Authority: CN
Inventors: 李丽旋
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-03-20
Filing date: 2012-03-20
Publication date: 2012-12-19
Anticipated expiration: 2022-03-20

Abstract

The utility model discloses a novel LED screen, which comprises at least two side bars, a plurality of LED lamp bars and a control device. The LED lamp bars comprise at least two LED illuminating units, at least one anode power supply line, at least one cathode power supply line and a signal control line. The control device which is located on one end of one side bar is applied for controlling the LED lamp bars. The two lamp bars which have the same length are provided with a plurality of fixing points. The lamp bars are connected with the fixing points on the two side bars in a way to form any inclination angle. The novel LED screen which solves the signal interference problem simplifies the lines and lowers the cost. Meanwhile, a transparent structure enhances the firmness and the flexibility of the LED screen on the premise that the visual range and the heat radiation effects are not affected.

Description

A kind of New LED screen

Technical field

The utility model relates to the LED field, particularly a kind of New LED screen.

Background technology

LED receives widely with luminescence efficiency height, long service life, characteristics safe and reliable and environmental protection and energy saving and paying attention to; Display screen can be formed pixel by a kind of LED luminous point of primary colours, also can form pixel by the LED luminous point of any two or three primary colours, is controlled the brightness of various primary colours in each pixel again by special driving circuit and control system; Thereby demonstrate pictures such as coloury video, picture, literal; LED display has become the sign of urban information modernization construction, along with socioeconomic continuous progress as a kind of important means of information propagation; And the LED display technique is constantly perfect; People will more and more go deep into the understanding of LED display, and its application will be more and more wider, and traditional LED display is on lighttight slab construction; Display screen is restricted in the application of some occasion signal is interfered in transmission course easily, can not give play to better effect.

The utility model content

For addressing the above problem, the utility model provides a kind of New LED screen, and input signal disturbs less, signal stabilization, cost is lower, connections is simple, and is more frivolous under prerequisite is dispelled the heat in assurance, installs more flexible.

For realizing that the technical scheme that above-mentioned purpose adopts is: a kind of New LED screen; Comprise at least two edge strips, a plurality of LED lamp bar, control device, control detection device; Said LED lamp bar comprises at least two LED luminescence units, at least one cathode power supply circuit, at least one negative power supply circuit, a signal controlling circuit; Said control detection device comprises first CS, first detection module, judge module, second CS and second detection module; Said first CS receives first signal, is communicated with each LED and outside power supply, opens the connection state that said first detection module detects each parts among each LED simultaneously; Judge that through judge module there is fault in each parts among each LED again; Be then to export fault-signal; Otherwise send secondary signal and be closed into the signal that said second CS is communicated with each LED and outside, and open the status signal transmission that said second detection module detects each parts among the LED, feedback output second testing result; Said control device is positioned at edge strip one end, is used to control LED lamp bar; Said two edge strips are isometric, are provided with a plurality of point of fixity, and the lamp bar is connected with the two edges point of fixity with 10 degree to 170 degree degree of tilt;

Said LED screen also is provided with the LED control system of automatic detecting unit resolution, and the LED control system of said automatic detecting unit resolution comprises processing unit, allocation units, detecting unit and control module; Said processing unit incoming video signal handles generating control signal data, sends to each control module respectively through allocation units; Said control module is provided with storing sub-units and control sub unit, and said control sub unit is according to control signal data, drive controlling LED of all kinds; The standard that each LED was obtained and stored to said storing sub-units connects data, and said detecting unit is provided with acquisition module and processing module, and the standard that acquisition module obtains each control module connects data, and sends to processing module; Said processing module is used to receive each standard and connects data, generates the standard resolution data and the output of each assembling lamp LED display that bar is formed;

The LED luminescence unit comprises at least one LED luminophor, printed circuit board (PCB), LED luminophor and printed circuit board (PCB) in succession, printed circuit board (PCB) communicates with the positive and negative power supply circuit;

Printed circuit board (PCB) is provided with transmission drive control chip, and transmission drive control chip is through a signal controlling circuit input control signal, and printed circuit board (PCB) also is provided with heat dissipating layer;

Each printed circuit board (PCB) of LED luminescence unit interconnects through positive and negative power supply circuit and a signal controlling circuit;

The edge strip rear end is provided with driving power, positive source circuit, the power cathode circuit of LED, and the positive source link tester is crossed control device and is connected with the cathode power supply circuit of lamp bar, and edge strip also is provided with through hole, and the power positive cathode circuit is positioned at through hole;

The LED luminophor can be blue-light emitting body, Yellow luminous body, violet luminescence.

Not only solved signal interference problem through above-mentioned technology, circuit is oversimplified more, reduced cost, and penetrating structure makes on the basis that does not influence visual range and radiating effect, increased the steadiness and the dirigibility of LED screen.

Description of drawings

Fig. 1 is the structural representation of New LED screen.

Embodiment

Below in conjunction with accompanying drawing and specific embodiment, the utility model is elaborated.

As shown in Figure 1, a kind of New LED screen comprises at least two edge strips 4, a plurality of LED lamp bar 3, control device 7; LED lamp bar 3 comprises at least two LED luminescence units, at least one cathode power supply circuit, at least one negative power supply circuit, a signal controlling circuit; Control device 7 is positioned at edge strip one end, and it is isometric to be used to control 3, two edge strips 4 of LED lamp bar; Be provided with a plurality of point of fixity 2, the lamp bar is connected with the two edges point of fixity with 10 degree to 170 degree degree of tilt;

Said LED screen also is provided with the LED control system 6 of automatic detecting unit resolution, and the LED control system 6 of said automatic detecting unit resolution comprises processing unit, allocation units, detecting unit and control module; Said processing unit incoming video signal handles generating control signal data, sends to each control module respectively through allocation units; Said control module is provided with storing sub-units and control sub unit, and said control sub unit is according to control signal data, drive controlling LED of all kinds; The standard that each LED was obtained and stored to said storing sub-units connects data, and said detecting unit is provided with acquisition module and processing module, and the standard that acquisition module obtains each control module connects data, and sends to processing module; Said processing module is used to receive each standard and connects data, generates the standard resolution data and the output of each assembling lamp LED display that bar is formed;

Control detection device 5 comprises first CS, first detection module, judge module, second CS and second detection module; First CS receives first signal; Be communicated with each LED and outside power supply, open the connection state that first detection module detects each parts among each LED simultaneously; Judge that through judge module there is fault in each parts among each LED again; Be then to export fault-signal; Otherwise send secondary signal and be closed into the signal that second CS is communicated with each LED and outside; And open the status signal transmission that said second detection module detects each parts among the LED, feedback is exported second testing result;

The edge strip rear end is provided with driving power, positive source circuit, the power cathode circuit of LED, and the positive source link tester is crossed control device and is connected with the cathode power supply circuit of lamp bar, and edge strip also is provided with through hole 1, and the power positive cathode circuit is positioned at through hole 1;

The above embodiment only is used for explaining the utility model, but is not limited thereto.Under the condition that does not depart from the utility model design, affiliated person skilled can be made suitable change adjustment, and these change adjustment also should be included within the claim protection domain of the utility model.

Claims

1. a New LED shields; It is characterized in that: comprise at least two edge strips, a plurality of LED lamp bar, control device, control detection device; Said LED lamp bar comprises at least two LED luminescence units, at least one cathode power supply circuit, at least one negative power supply circuit, a signal controlling circuit; Said control detection device comprises first CS, first detection module, judge module, second CS and second detection module, and said first CS receives first signal, is communicated with each LED and outside power supply; Said control device is positioned at edge strip one end, is used to control LED lamp bar; Said two edge strips are isometric, are provided with a plurality of point of fixity, and the lamp bar is connected with the two edges point of fixity with 10 degree to 170 degree degree of tilt;

Said LED screen also is provided with the LED control system of automatic detecting unit resolution, and the LED control system of said automatic detecting unit resolution comprises processing unit, allocation units, detecting unit and control module; Said detecting unit is provided with acquisition module and processing module, and the standard that acquisition module obtains each control module connects data, and sends to processing module; Said processing module is used to receive each standard and connects data, generates the standard resolution data and the output of each assembling lamp LED display that bar is formed.

2. according to the described New LED screen of claims 1, it is characterized in that: described LED luminescence unit comprises at least one LED luminophor, printed circuit board (PCB), LED luminophor and printed circuit board (PCB) in succession, printed circuit board (PCB) communicates with the positive and negative power supply circuit.

3. according to claims 2 described New LED screens, it is characterized in that: described printed circuit board (PCB) is provided with transmission drive control chip, and transmission drive control chip is through a signal controlling circuit input control signal, and printed circuit board (PCB) also is provided with heat dissipating layer.

4. according to claims 1 described New LED screen; It is characterized in that: described edge strip rear end is provided with driving power, positive source circuit, the power cathode circuit of LED; The positive source link tester is crossed control device and is connected with the cathode power supply circuit of lamp bar; Edge strip also is provided with through hole, and the power positive cathode circuit is positioned at through hole.