CN201749638U - LED display screen - Google Patents

LED display screen Download PDF

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Publication number
CN201749638U
CN201749638U CN201020227694XU CN201020227694U CN201749638U CN 201749638 U CN201749638 U CN 201749638U CN 201020227694X U CN201020227694X U CN 201020227694XU CN 201020227694 U CN201020227694 U CN 201020227694U CN 201749638 U CN201749638 U CN 201749638U
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CN
China
Prior art keywords
shell
control
led
control module
light
Prior art date
Application number
CN201020227694XU
Other languages
Chinese (zh)
Inventor
党艳杰
Original Assignee
党艳杰
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 党艳杰 filed Critical 党艳杰
Priority to CN201020227694XU priority Critical patent/CN201749638U/en
Application granted granted Critical
Publication of CN201749638U publication Critical patent/CN201749638U/en

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Abstract

The utility model discloses a light emitting diode (LED) display screen, which comprises a first shell, a second shell, a light-emitting device and a fixing device; the shapes of the first shell and the second shell are adapted, the first shell and the second shell are buckled through the fixing device, and an inner cavity is formed between the first shell and the second shell and used for containing the light-emitting device; the light-emitting device is fixedly arranged on the first shell, and the light-emitting device comprises at least one printed circuit board (PCB), at least one group of LEDs and at least one control chip, wherein the at least one group of LEDs and the at least one control chip are arranged on the PCB; the PCB comprises at least one power-supply anode wire, at least one power-supply cathode wire and at least one signal control wire; and the light-emitting device comprises the interfaces of all the wires. After the scheme is adopted, the utility model has good waterproof and light-shading performances, is concise and attractive, is convenient to use and is safe and reliable.

Description

A kind of LED display
Technical field
The utility model relates to the LED lighting device, in particular, and a kind of LED display.
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 burnt screen of existing LED point, common great majority are used for indoor, because existing LED point burnt screen waterproof effect and shaded effect are bad, very easy short circuit or damage have brought inconvenience for the user in the process of using LED display.Therefore, there is defective in prior art, needs to improve.
Therefore, there is defective in prior art, needs to improve.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of LED display body new technical scheme.
The technical solution of the utility model is as follows: a kind of LED display comprises first shell, second shell, light-emitting device and stationary installation;
The shape of described first shell and described second shell is suitable, and both are interlocked by described stationary installation, forms an inner chamber between described first shell and described second shell, is used for ccontaining described light-emitting device;
Described light-emitting device is fixedly installed on described first shell, and described light-emitting device comprises at least one pcb board and is arranged at least one group of LED light emitting diode on the described pcb board, at least one control chip;
Described pcb board comprises at least one positive source line, at least one power-polar curve and at least one signal control line; Described light-emitting device comprises the interface of above-mentioned each line.On described first shell control device is set also, described control device comprises inductor, control module, gauge tap and control module;
Described inductor is connected with described control module, is used for induction and changes, and notify described control module; Wherein, described inductor is light-operated inductor, acoustic control inductor, automatically controlled inductor or remote manipulator;
Described control module, described gauge tap are electrically connected in proper order with described control module, and described control module is used for starting described gauge tap satisfying when presetting condition, and preset LED control signals is sent to described control module;
Described control module is connected with each group LED light emitting diode, is used for according to described LED control signal, and drive controlling is respectively organized the LED light emitting diode.
Described LED display, described first shell is provided with light hole, and the exiting surface correspondence of each LED light emitting diode is arranged in the described light hole.
Described LED display, each LED light emitting diode is provided with the sealing plastic cement with the position that corresponding described light hole joins, and is used for waterproof.
Described LED display is provided with at least one power interface, and it is arranged on described second shell;
One power supply change-over device also is set, and it is arranged on described second shell, is used for by described power interface, and the electric current that conversion is outside is for described light-emitting device and described control device provide electric energy;
Described LED display also is provided with at least one data-interface, and it is arranged on described first shell, and described driving control unit receives outside control signal by described data-interface.
Described LED display, described first shell is provided with at least one first shrinkage pool, described second shell is provided with at least one second shrinkage pool, described first shrinkage pool is relative with the described second shrinkage pool position, described first shrinkage pool and the pairing of described second shrinkage pool are used, when being used for described first shell and described second shell and fastening, on described first shell and described second shell, form louvre, be used for heat radiation.
Adopt such scheme, this LED display is used, and not only reduces to take up room, reduce to connect loaded down with trivial details, minimizing cost input, has excellent waterproof and shading performance, and succinctly attractive in appearance, esy to use, safe and reliable, thereby obtain better technique effect and economic benefit.
Description of drawings
Fig. 1 is a kind of LED display overall schematic of the utility model;
Fig. 2 is that pcb board combines synoptic diagram with control device in the utility model;
Fig. 3 is pcb board and each LED light-emitting diodes pipe jointing synoptic diagram in the utility model;
Fig. 4 be in the utility model screen body and louvre in conjunction with synoptic diagram.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
Embodiment 1
As Fig. 1, Fig. 3 and shown in Figure 4, a kind of LED display comprises first shell 101, second shell 111, light-emitting device 110 and stationary installation;
Described first shell 101 is suitable with the shape of described second shell 111, and both are interlocked by described stationary installation, forms an inner chamber between described first shell 101 and described second shell 111, is used for ccontaining described light-emitting device 110;
Described light-emitting device 110 is fixedly installed on described first shell 101, and described light-emitting device 110 comprises at least one pcb board and is arranged at least one group of LED light emitting diode 103 on the described pcb board, at least one control chip;
Described pcb board comprises at least one positive source line, at least one power-polar curve and at least one signal control line; Described light-emitting device comprises the interface of above-mentioned each line.
Described LED display, described first shell is provided with light hole 102, and the exiting surface correspondence of each LED light emitting diode 103 is arranged in the described light hole 102.
Described LED display, each LED light emitting diode 103 is provided with the sealing plastic cement with the position that corresponding described light hole 102 joins, and is used for waterproof.
Described LED display is provided with at least one power interface 302, and it is arranged on described second shell 111; One power supply change-over device also is set, and it is arranged on described second shell 111, is used for by described power interface 302, and the electric current that conversion is outside is for described light-emitting device 110 and described control device provide electric energy; Described LED display also is provided with at least one data-interface 301, and it is arranged on described first shell 101, and described driving control unit receives outside control signal by described data-interface 301.Described LED display, described first shell 101 is provided with at least one first shrinkage pool, described second shell 111 is provided with at least one second shrinkage pool, described first shrinkage pool is relative with the described second shrinkage pool position, described first shrinkage pool and the pairing of described second shrinkage pool are used, be used for described first shell 101 and described second shell 111 both when fastening, on described first shell 101 and described second shell 111, form louvre 105, be used for heat radiation.Described LED display also is provided with a control device on described first shell 101, and described control device comprises inductor, control module, gauge tap and control module; Described inductor is connected with described control module, is used for induction and changes, and notify described control module; Wherein, described inductor is light-operated inductor, acoustic control inductor, automatically controlled inductor or remote manipulator; Described control module, described gauge tap are electrically connected in proper order with described control module, and described control module is used for starting described gauge tap satisfying when presetting condition, and preset LED control signals is sent to described control module;
Described control module is connected with each group LED light emitting diode 103, is used for according to described LED control signal, and drive controlling is respectively organized the LED light emitting diode.
Described pcb board comprises at least one positive source line, at least one power-polar curve and at least one signal control line; One positive source line interface, a power cathode line interface, a signal controlling line interface also are set on the described light-emitting device, by these interfaces respectively with pcb board on a corresponding positive source line, a power-polar curve be connected with a signal control line; Perhaps, a protection network can also be set, be used to prevent that the user from getting an electric shock in the inboard of second shell for safety.
Described light-emitting device can external power supply be realized luminously, and power supply change-over device can also be set in LED display, connects outside power supply, flows to described light-emitting device and realizes luminous.For example, a power supply change-over device can also be set, be fixedly installed on arbitrary of described inner chamber, be used to change outside electric current, for described light-emitting device 110 and described control device provide electric energy.
Driving control unit is used for drive controlling LED light emitting diode, and according to the LED control signal of each signal wire transmits, the LED light emitting diode of drive controlling varying number, make each LED light emitting diode can realize that different brightness change, and make to mutually combine between each LED light emitting diode and be the variation of different colours.
As shown in Figure 2, a positive source line 204, a power-polar curve 206, a signal wire 205, the first row LED light emitting diodes 202 and the second row LED light emitting diode 103 are set on the pcb board 201; One control device 208 also is set on the pcb board 201, and this control device 208 comprises an inductor, a control module, a gauge tap and at least one control module;
Positive source line 204 and power-polar curve 206 are used to LED matrix that voltage is provided, and guarantee the power supply source; The first row LED light emitting diode 202 and the second row LED light emitting diode 103 are used for illumination as light source.
Inductor is used for induction to be changed, and notice control module, when the condition that presets is satisfied in variation, control module is according to the control program that presets, and the start-up control switch is simultaneously with preset LED control signals, send to control module by signal wire 205, control module receives the LED control signal from control module, and according to the LED control signal of signal wire 205 transmission, drive controlling LED light emitting diode 103.
Be connected on the switch 1 between control module and the LED light emitting diode, and the switch 2 between the control module and the second row LED light emitting diode, switch 1 and switch 2 are overheat switch.Behind the control module start-up control switch, by circuit 207 steering order that presets is passed to control module simultaneously, control module is according to described steering order starting switch 1 or switch 2, and according to described steering order, come the state transformation of gauge tap 1 and switch 2, under the illumination work that does not influence LED matrix, can prevent from respectively to organize the LED light emitting diode because of working long hours, the interior heat of LED light emitting diode is hoarded and the LED lifetime of LED is shortened, and burns out easily.
For example, at first open switch 1 by the steering order of control module, the LED control signal that control module presets according to signal wire 205, the drive controlling first row LED light emitting diode 202 carries out work.After 4 of first row's LED light emitting diode work as a child, the steering order off switch 1 by control module again, and open switch 2, the first row LED light emitting diodes 202 simultaneously and quit work, simultaneously, the second row LED light emitting diode begins, and so analogizes.Because the time of each LED light emitting diode work is shorter, it is less to hoard heat in each LED light emitting diode, and the LED light emitting diode is not easy to burn out, longer service life.And, because each the LED light emitting diode running time in the whole LED device reduces one times.
And the LED light emitting diode that at least two groups are set can also have standby function, when wherein the first row LED light emitting diode breaks down, can start the second row LED light emitting diode work, does not influence the illumination needs.In addition, when the brightness of needs is more intense, also can set steering order by control module, start the first row's LED light emitting diode and the second row LED light emitting diode simultaneously, two groups of LED light emitting diodes are worked simultaneously, to reach the illumination needs of higher brightness.
Control module is used for drive controlling LED light emitting diode, and according to the LED control signal of each signal wire 205 transmission, the LED light emitting diode of drive controlling varying number, make each LED light emitting diode can realize that different brightness change, and make to mutually combine between each LED light emitting diode and be the variation of different colours.
Inductor can be set to an infrared remote receiver, one remote manipulator by people's control can also be set outside the present embodiment LED matrix, remote manipulator sends infrared signal, inductor induction infrared signal, and notice control module, the control module reception notification, send instruction, and with preset LED control signals, pass to control module by signal wire 205, control module receives the steering order from control module, starting switch 1 or switch 2, and according to the LED control signal of signal wire 205 transmission, drive controlling first row or the second row LED light emitting diode can be regulated the power of each LED light emitting diode light and the change color of light by control module.
In addition, inductor can also be an acoustic control inductor or automatically controlled inductor.
The acoustic control inductor is by the variation of induction sound, and notice control module, when the variation of external sound reaches the intensity that presets, control module is according to the control program that presets, start and open gauge tap, then, by circuit 207 with the steering order that presets, pass to control module, and simultaneously, with preset LED control signals, pass to control module by signal wire 205, the steering order that control module presets according to control module, and according to the LED control signal that signal wire 205 transmits, the work of each group LED light emitting diode is controlled.
And automatically controlled inductor, then by regulating the size of electric current, and by automatically controlled inductor induction current variation, and notice control module, when the variation of electric current reaches the intensity that presets, control module starts and opens gauge tap, then according to the control program that presets, by circuit 207 with the steering order that presets, pass to control module, and simultaneously, with preset LED control signals, pass to control module by signal wire 205, the steering order that control module presets according to control module, and according to the LED control signal that signal wire 205 transmits, the work of each group LED light emitting diode is controlled.
Embodiment 2
On the basis of above-mentioned each example, LED display can also be provided with a data storage device, is connected with described driving control unit, is used to store the luminous demonstration data of described light-emitting device.It can receive the data input by the USB mouth.
Embodiment 3
On the basis of above-mentioned each example, present embodiment provides a kind of LED display, it also is provided with at least one power interface 302, power interface 302 is used for being connected with power supply change-over device by lead, for described light-emitting device and described control device provide electric energy, wherein, the position that power interface 302 is provided with can be on first shell 101, also can be on described second shell 111; The particular location that power interface 302 is provided with can be the left side or the right side of first shell 101, and left side or right side that also can second shell 111 according to concrete needs, be arranged on different positions.
On this LED display, at least one data-interface 301 also is set, data-interface 301 is connected with control device by lead, be used to receive outside control signal, wherein, the position that data-interface 301 is provided with can be on first shell 101, also can be on described second shell 111; The particular location that data-interface 301 is provided with can be the left side or the right side of first shell 101, and left side or right side that also can second shell 111 according to concrete needs, be arranged on different positions.

Claims (6)

1. a LED display is characterized in that, comprises first shell, second shell, light-emitting device and stationary installation;
The shape of described first shell and described second shell is suitable, and both are interlocked by described stationary installation, forms an inner chamber between described first shell and described second shell, is used for ccontaining described light-emitting device;
Described light-emitting device is fixedly installed on described first shell, and described light-emitting device comprises at least one pcb board and is arranged at least one group of LED light emitting diode on the described pcb board, at least one control chip;
Described pcb board comprises at least one positive source line, at least one power-polar curve and at least one signal control line; Described light-emitting device comprises the interface of above-mentioned each line;
On described first shell control device is set also, described control device comprises inductor, control module, gauge tap and control module;
Described inductor is connected with described control module, is used for induction and changes, and notify described control module; Wherein, described inductor is light-operated inductor, acoustic control inductor, automatically controlled inductor or remote manipulator;
Described control module, described gauge tap are electrically connected in proper order with described control module, and described control module is used for starting described gauge tap satisfying when presetting condition, and preset LED control signals is sent to described control module;
Described control module is connected with each group LED light emitting diode, is used for according to described LED control signal, and drive controlling is respectively organized the LED light emitting diode.
2. LED display according to claim 1 is characterized in that, described first shell is provided with light hole, and the exiting surface correspondence of each LED light emitting diode is arranged in the described light hole.
3. LED display according to claim 1 is characterized in that, each LED light emitting diode is provided with the sealing plastic cement with the position that corresponding described light hole joins, and is used for waterproof.
4. LED display according to claim 1 is characterized in that, at least one power interface is set, and it is arranged on described second shell;
One power supply change-over device also is set, and it is arranged on described second shell, is used for by described power interface, and the electric current that conversion is outside is for described light-emitting device and described control device provide electric energy.
5. LED display according to claim 1 is characterized in that, at least one data-interface also is set, and it is arranged on described first shell, and described driving control unit receives outside control signal by described data-interface.
6. LED display according to claim 1, it is characterized in that, described first shell is provided with at least one first shrinkage pool, described second shell is provided with at least one second shrinkage pool, described first shrinkage pool is relative with the described second shrinkage pool position, and described first shrinkage pool and the pairing of described second shrinkage pool are used, when described first shell and described second shell fasten, on described first shell and described second shell, form louvre, be used for heat radiation.
CN201020227694XU 2010-06-13 2010-06-13 LED display screen CN201749638U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201020227694XU CN201749638U (en) 2010-06-13 2010-06-13 LED display screen

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Application Number Priority Date Filing Date Title
CN201020227694XU CN201749638U (en) 2010-06-13 2010-06-13 LED display screen

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CN201749638U true CN201749638U (en) 2011-02-16

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102829039A (en) * 2012-09-06 2012-12-19 上海大晨显示技术有限公司 Locking connecting device, LED (Light Emitting Diode) screen box and LED display screen
CN103531152A (en) * 2013-11-04 2014-01-22 广东威创视讯科技股份有限公司 Display control method and device
CN105894975A (en) * 2016-04-27 2016-08-24 宗达光电科技(上海)有限公司 Water-lighted LED display screen and display method thereof
CN106128391A (en) * 2016-08-29 2016-11-16 合肥惠科金扬科技有限公司 A kind of LCD backlight module with brightness impression regulation

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102829039A (en) * 2012-09-06 2012-12-19 上海大晨显示技术有限公司 Locking connecting device, LED (Light Emitting Diode) screen box and LED display screen
CN102829039B (en) * 2012-09-06 2014-04-30 上海大晨显示技术有限公司 Locking connecting device, LED (Light Emitting Diode) screen box and LED display screen
CN103531152A (en) * 2013-11-04 2014-01-22 广东威创视讯科技股份有限公司 Display control method and device
CN105894975A (en) * 2016-04-27 2016-08-24 宗达光电科技(上海)有限公司 Water-lighted LED display screen and display method thereof
CN105894975B (en) * 2016-04-27 2018-05-15 宗达光电科技(上海)有限公司 The bright LED display of water and its display methods
CN106128391A (en) * 2016-08-29 2016-11-16 合肥惠科金扬科技有限公司 A kind of LCD backlight module with brightness impression regulation

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
EE01 Entry into force of recordation of patent licensing contract

Assignee: SHENZHEN BAKO OPTOELECTRONICS CO., LTD.

Assignor: Dang Yanjie

Contract record no.: 2011440020272

Denomination of utility model: LED display screen control system

Granted publication date: 20110216

License type: Exclusive License

Record date: 20110704

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

Granted publication date: 20110216

Termination date: 20130613

C17 Cessation of patent right