CN202167198U - High-definition LED display screen - Google Patents
High-definition LED display screen Download PDFInfo
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- CN202167198U CN202167198U CN2011201781927U CN201120178192U CN202167198U CN 202167198 U CN202167198 U CN 202167198U CN 2011201781927 U CN2011201781927 U CN 2011201781927U CN 201120178192 U CN201120178192 U CN 201120178192U CN 202167198 U CN202167198 U CN 202167198U
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- circuit board
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- light emitting
- emitting diode
- display screen
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Abstract
The utility model discloses a high-definition LED display screen, which comprises a frame body, a shell, at least one circuit board, an LED light-emitting unit and a control device. The control device is arranged on the frame body. The shell is arranged on the outside of the frame body. The circuit board is equipped with at least one LED light-emitting unit and a lamp control device for controlling the lighting of the LED light-emitting unit. The circuit board is also equipped with at least one positive electrode power supply circuit, at least one negative electrode power supply circuit and at least one signal control circuit. The LED light-emitting units are connected with each other through at least one signal control circuit, one positive electrode power supply circuit and one negative electrode power supply circuit. The circuit board is arranged on the frame body. The LED light-emitting units form an LED light-emitting surface on one side of the circuit board. The inner edge of the frame body is equipped with a groove used for fixing the circuit board so as to form an LED display screen.
Description
Technical field
The utility model relates to a kind of lighting device, relates in particular to a kind of high definition LED display screen.
Background technology
The LED screen has become the sign of urban information modernization construction as a kind of important means of information propagation.Along with socioeconomic continuous progress, and the LED display technique is constantly perfect, and people will more and more go deep into the understanding of LED display, and its application will be more and more wider.
In the existing LED dot matrix screen, common great majority are used for indoor, because existing LED dot matrix screen waterproof effect and shaded effect are bad, are very easy to short circuit or damage, in the process of using LED display, have brought inconvenience to the user.Therefore, there is defective in prior art, needs to improve.
The utility model content
The utility model provides a kind of high definition LED display screen body new technical scheme.
The technical scheme of the utility model is following:
A kind of high definition LED display screen comprises framework, shell, at least one circuit board, at least one LED luminescence unit, at least one control device,
Wherein said control device is arranged on the framework, and said control device comprises a brightness adjustment system, and brightness adjustment system comprises memory storage and display device Adjustment System;
Said memory storage is provided with an adjustment tables of data, is used for each LED light emitting diode of corresponding said display device, stores its adjustment data; Said memory storage also is used for said adjustment data are offered said display device; Said drive control module is used for according to first video data of integrating said adjustment data, LED light emitting diode in each LED luminescence unit of drive controlling;
Said shell is arranged on the outside of said framework; At least one LED luminescence unit is set on the said circuit board; At least one cathode power supply circuit, at least one negative power supply circuit, at least one signal controlling circuit also are set on the said circuit board, are connected with a negative power supply circuit through at least one signal controlling circuit, a cathode power supply circuit between each LED luminescence unit;
Said LED luminescence unit comprises at least one light emitting diode and at least one single line control chip; Each circuit board is arranged and is arranged on the said framework, and each LED luminescence unit forms a LED exiting surface in a side of said circuit board; The interior edge of said framework is provided with groove, is used for fixing said circuit board, is used for forming the LED screen.
Said high definition LED display screen, said circuit board comprise first side, second side, first side, second side.
Said high definition LED display screen, each LED luminescence unit are separately positioned on first side and second side of a circuit board, and said first side and said second parallel sided are oppositely arranged.
Said high definition LED display screen is respectively arranged with continuous groove on said first side and said second side, and each LED luminescence unit is separately positioned in each groove.
Said high definition LED display screen; Said LED luminescence unit is the adopting surface mounted LED light emitting diode; Be respectively arranged with continuous groove on second side of first side of said circuit board, said circuit board; Said adopting surface mounted LED light emitting diode is horizontally installed in the groove of first side, and said adopting surface mounted LED light emitting diode vertically is arranged in the groove of second side of said circuit board.
Said high definition LED display screen is respectively arranged with discontinuous groove on said first side, said second side, and said LED light emitting diode is arranged in the groove of said circuit board.
Said high definition LED display screen, said shell is provided with light hole, and the exiting surface of said LED light emitting diode is arranged in the light hole.
Said high definition LED display screen, the position of said light hole and said LED light-emitting diodes pipe jointing is provided with the waterproof plastic cement.
Said high definition LED display screen, said LED luminescence unit comprises four light emitting diodes.
Adopt such scheme; The utility model is provided with light hole through special shell, framework and shell are set; The position of the special combination mode of shell and framework and light hole and said LED light-emitting diodes pipe jointing; Be provided with the purpose that the waterproof plastic cement has effectively solved waterproof and shading, made it outstanding substantive distinguishing features; This high definition LED display screen uses; Not only reduce take up room, reduce connect loaded down with trivial details, reduce the cost input; Have excellent waterproof and shading performance, and succinctly attractive in appearance, esy to use, safe and reliable, thus obtain better technique effect and economic benefit.
Description of drawings
Fig. 1 is one of high definition LED display screen structural representation in the utility model;
Fig. 2 is the A-A schematic cross-section of Fig. 1;
Fig. 3 is a board structure of circuit synoptic diagram in the utility model;
Fig. 4 is one of circuit board and LED light-emitting diodes pipe jointing synoptic diagram in the utility model;
Fig. 5 be in the utility model circuit board and LED light-emitting diodes pipe jointing synoptic diagram two;
Fig. 6 be in the utility model the high definition LED display screen structural representation two;
Fig. 7 is a brightness adjustment system synoptic diagram in the utility model.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the utility model is elaborated.
Like Fig. 1, Fig. 2, Fig. 3, shown in Figure 7; The utility model provides a kind of high definition LED display screen; Comprise framework 10, shell 20, at least one circuit board, at least one LED luminescence unit, at least one control device; Wherein said control device is arranged on the framework, and said control device comprises a brightness adjustment system, and brightness adjustment system comprises memory storage and display device Adjustment System;
Said memory storage is provided with an adjustment tables of data, is used for each LED light emitting diode of corresponding said display device, stores its adjustment data; Said memory storage also is used for said adjustment data are offered said display device; Said drive control module is used for according to first video data of integrating said adjustment data, LED light emitting diode in each LED luminescence unit of drive controlling;
Wherein said control device is arranged on the framework 10, and said shell 20 is arranged on the outside of said framework 10; The two is combined closely and is used for waterproof;
At least one LED luminescence unit and the luminous lamp decoration control device of this LED luminescence unit of control are set on the said circuit board; At least one cathode power supply circuit 5, at least one negative power supply circuit 6, at least one signal controlling circuit 7 also are set on the said circuit board, are connected with a power-polar curve 6 tunnel through at least one signal controlling circuit 7, a cathode power supply circuit 5 between each LED luminescence unit;
Said LED luminescence unit comprises at least one light emitting diode and at least one single line control chip; Each circuit board is installed on the framework 10, and polylith circuit board 9 is arranged in parallel within the groove of framework 10, and each circuit board is arranged and is arranged on the said framework 10, and each LED luminescence unit forms a LED exiting surface in a side of said circuit board;
The interior edge of said framework is provided with groove, is used for fixing said circuit board, is used for forming the LED screen.
Said LED luminescence unit comprises at least one light emitting diode and at least one single line control chip; Each circuit board is arranged and is arranged on the said framework, and each LED luminescence unit forms a LED exiting surface in a side of said circuit board; The interior edge of said framework is provided with groove, is used for fixing said circuit board, is used for forming the LED screen.
One first side 1, one second side 2, a first side 3 and a second side 4 are set on this said circuit board 9; Each LED unit comprises at least one LED light emitting diode 8;
The interior edge of said framework 10 is provided with groove, and the size of groove is provided with draw-in groove less times greater than the cross section of circuit board 9 in the groove, and a side in the cross section of circuit board 9 is provided with buckle, and draw-in groove and buckle pairing are used, and is used for fixing the screen that the said circuit board 9 of polylith forms.Framework 10 up and down wall all be lattice-shaped or mesh-shape, make the unimpeded convection current of air in the machine, be beneficial to the components and parts cooling.
As shown in Figure 2, between the two adjacent circuit boards 9 the shielding interlayer is housed, with filtering each other light wave disturb, keep the sharpness and the degree of stability of display screen.
Because high definition LED display screen is easy to generate great amount of heat, if a large amount of heats that produce can not in time shift, can damage electronic component, influence the luminous of light emitting diode 8.In order to overcome above problem; As shown in Figure 4; The 3rd side and the 4th side of each circuit board are provided with circular hole 12, because the circuit board that is provided with height is the same, so the circular hole 12 on each circuit board is almost at straight line; This circular hole 12 not only can heat dissipation ventilation, can also be used to doing public passage.
Wherein be arranged on each power circuit on the circuit board 9; Also can be set to comprise many cathode power supply circuits and many negative power supply circuits; Each cathode power supply line is connected with external power supply respectively with each anode power cord, to guarantee the operate as normal of each LED light emitting diode 8 electronic devices and components such as grade in the circuit board 9; Be provided with align more, the negative power supply circuit can be connected with other electronic devices and components with LED light emitting diode 8 respectively, a certainly aligning, when the negative power supply circuit breaks off, do not influencing the operate as normal of other positive and negative electrode power circuits; Also can be with a pair of positive and negative electrode power circuit wherein as main power line; Other positive and negative electrode power circuits are as the standby power supply line; Power lead has multiple assurance, makes when main power line breaks off, and does not influence the operate as normal of LED light emitting diode 8 and other electronic devices and components.In order to make in the present embodiment LED lamp bar simple in structure, usually, a cathode power supply circuit 5 and a negative power supply circuit 6 only are set.
Be provided with light hole at shell 20 with the position that the LED light emitting diode combines; The exiting surface of said LED light emitting diode is arranged in the light hole; For better waterproof, be provided with the waterproof plastic cement at the position of said light hole and said LED light-emitting diodes pipe jointing.
On the basis of embodiment 1; On first side of circuit board 9 and said second side, be respectively arranged with continuous groove; Each LED luminescence unit is separately positioned in each groove, and the LED luminescence unit specifically is meant LED light emitting diode 8 in the present embodiment, and the size of groove is slightly greater than the size of LED light emitting diode 8; Each LED light emitting diode 8 can well-proportionedly be arranged in the groove like this, and makes the exiting surface of light emitting diode 8 neat easily; Circuit board 9 is provided with better fixed L ED light emitting diode 8 of groove.
Normal conditions; First side of circuit board 9 and said second side are all narrow, and first side and said second side are called the side of circuit board usually, and it is narrower than the 3rd side and said the 4th side of circuit board 9 far away first side and said second side; First side, second side and light emitting diode 8 connected modes have multiple; For example, the pin of light emitting diode 8 is arranged on circuit board 9 homonymies, i.e. first side or second side; The pin of light emitting diode 8 is arranged on circuit board 9 both sides, and promptly first side or second side are provided with a pin respectively; The pin of light emitting diode 8 can also directly insert in the circuit board 9, and above situation is selected different connected modes according to different needs.
As shown in Figure 4; First side 1 at circuit board 9 is provided with continuous recess 13 respectively with said second side 2, in continuous groove 13 the insides adopting surface mounted LED light emitting diode 15 is set, and the size of groove 13 is less times greater than adopting surface mounted LED light emitting diode 15; After adopting surface mounted LED light emitting diode 15 is arranged on groove 13; It is very smooth that integral body seems, it is horizontally set that first side that adopting surface mounted LED light emitting diode 15 is arranged on circuit board can be selected, and also can consider vertical setting; It is vertical setting that second side that same adopting surface mounted LED light emitting diode 15 is arranged on circuit board can be selected, and also can consider horizontally set.
Because high definition LED display screen is easy to generate great amount of heat, if a large amount of heats that produce can not in time shift, can damage electronic component, influence the luminous of light emitting diode 8.In order to overcome above problem, as shown in Figure 5, the 3rd side and the 4th side of each circuit board are provided with square hole 13; Because the circuit board that is provided with height is the same; So the square hole 13 on each circuit board is almost at straight line, this square hole 13 not only can heat dissipation ventilation, can also be used to public passage.
According to being respectively arranged with discontinuous groove on said first side of the needs of different designs, said second side, said light emitting diode 8 is arranged in the groove of said circuit board.
Be provided with light hole at shell 20 with the position that the LED light emitting diode combines; The exiting surface of said LED light emitting diode is arranged in the light hole; For better waterproof, be provided with the waterproof plastic cement at the position of said light hole and said LED light-emitting diodes pipe jointing.
As shown in Figure 6; The utility model provides a kind of high definition LED display screen; Comprise that a framework 10, shell 20, the polylith circuit board 9, the polylith circuit board 9 that are installed on the framework 10 are arranged in parallel within the groove of framework 10; A plurality of LED luminescence units are arranged on the polylith circuit board 9, and the LED luminescence unit specifically is meant LED light emitting diode 8 in the present embodiment, in framework 10 inside one control device 16 are set also; Two cathode power supply circuits 5, two negative power supply circuits 6 and two signal lines, 7, one first sides, one second side, one the 3rd side and one the 4th side are set on the said circuit board 9; Each LED unit comprises four LED light emitting diodes 8;
The 3rd side 1 of said circuit board 9 is parallel with said the 4th side 2 and is oppositely arranged; The 3rd side 1 and said the 4th side 2 of said circuit board 9 installed respectively the exiting surface that shield as LED respectively a plurality of light emitting diodes 8 said first sides, said second side is set.
The interior edge of said framework 10 is provided with groove, and the size of groove is provided with draw-in groove less times greater than the cross section of circuit board 9 in the groove, and a side in the cross section of circuit board 9 is provided with buckle, and draw-in groove and buckle pairing are used, and is used for fixing the screen that the said circuit board 9 of polylith forms.Framework 10 up and down wall all be lattice-shaped or mesh-shape, make the unimpeded convection current of air in the machine, be beneficial to the components and parts cooling.Stationary installation 17 between the two adjacent circuit boards 9, with filtering each other light wave disturb, keep the sharpness and the degree of stability of display screen, and increase the firm, stable property of LED screen.
Wherein be arranged on each power circuit on the circuit board 9; Also can be set to comprise many cathode power supply circuits and many negative power supply circuits; Each cathode power supply line is connected with external power supply respectively with each anode power cord, to guarantee the operate as normal of each LED light emitting diode 8 electronic devices and components such as grade in the circuit board 9; Be provided with align more, the negative power supply circuit can be connected with other electronic devices and components with LED light emitting diode 8 respectively, a certainly aligning, when the negative power supply circuit breaks off, do not influencing the operate as normal of other positive and negative electrode power circuits; Also can be with a pair of positive and negative electrode power circuit wherein as main power line; Other positive and negative electrode power circuits are as the standby power supply line; Power lead has multiple assurance, makes when main power line breaks off, and does not influence the operate as normal of LED light emitting diode 8 and other electronic devices and components.In order to make in the present embodiment LED lamp bar simple in structure, usually, a cathode power supply circuit 5 and a negative power supply circuit 6 only are set.
In order to cooperate the display effect of high definition LED display screen better, at least one audio amplifier is set also.
Claims (7)
1. a high definition LED display screen is characterized in that, comprises framework, shell, at least one circuit board, at least one LED luminescence unit, at least one control device,
Wherein said control device is arranged on the framework, and said control device comprises a brightness adjustment system, and brightness adjustment system comprises memory storage and display device Adjustment System;
Said memory storage is provided with an adjustment tables of data, is used for each LED light emitting diode of corresponding said display device, stores its adjustment data;
Said memory storage also is used for said adjustment data are offered said display device;
Said drive control module is used for according to first video data of integrating said adjustment data, LED light emitting diode in each LED luminescence unit of drive controlling;
Said shell is arranged on the outside of said framework; At least one LED luminescence unit is set on the said circuit board, at least one cathode power supply circuit, at least one negative power supply circuit, at least one signal controlling circuit also is set on the said circuit board,
Be connected with a negative power supply circuit through at least one signal controlling circuit, a cathode power supply circuit between each LED luminescence unit;
Said LED luminescence unit comprises at least one light emitting diode and at least one single line control chip;
Each circuit board is arranged and is arranged on the said framework, and each LED luminescence unit forms a LED exiting surface in a side of said circuit board;
The interior edge of said framework is provided with groove, is used for fixing said circuit board, is used for forming the LED screen.
2. high definition LED display screen according to claim 1, its characteristic are being that said circuit board comprises first side, second side, first side, second side.
3. high definition LED display screen according to claim 1, its characteristic be, each LED luminescence unit is provided with said first side or said second side respectively, and said first side and said second parallel sided are oppositely arranged.
4. high definition LED display screen according to claim 3, its characteristic be, is respectively arranged with continuous groove on said first side and said second side, and each LED luminescence unit is separately positioned in each groove.
5. high definition LED display screen according to claim 1; Its characteristic is being; Said LED luminescence unit is the adopting surface mounted LED light emitting diode; Be respectively arranged with continuous groove on second side of first side of said circuit board, said circuit board, said adopting surface mounted LED light emitting diode is horizontally installed in the groove of first side, and said adopting surface mounted LED light emitting diode vertically is arranged in the groove of second side of said circuit board.
6. high definition LED display screen according to claim 2, its characteristic be, is respectively arranged with discontinuous groove on said first side, said second side, and said LED light emitting diode is arranged in the groove of said circuit board.
7. high definition LED display screen according to claim 1, its characteristic be, said shell is provided with light hole, and the exiting surface of said LED light emitting diode is arranged in the light hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201781927U CN202167198U (en) | 2011-05-27 | 2011-05-27 | High-definition LED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201781927U CN202167198U (en) | 2011-05-27 | 2011-05-27 | High-definition LED display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202167198U true CN202167198U (en) | 2012-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201781927U Expired - Fee Related CN202167198U (en) | 2011-05-27 | 2011-05-27 | High-definition LED display screen |
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| Country | Link |
|---|---|
| CN (1) | CN202167198U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104700726A (en) * | 2015-04-01 | 2015-06-10 | 矽照光电（厦门）有限公司 | LED display device |
-
2011
- 2011-05-27 CN CN2011201781927U patent/CN202167198U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104700726A (en) * | 2015-04-01 | 2015-06-10 | 矽照光电（厦门）有限公司 | LED display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120314 Termination date: 20130527 |