CN202121380U - Power supply control device of LED display screen - Google Patents
Power supply control device of LED display screen Download PDFInfo
- Publication number
- CN202121380U CN202121380U CN2011202013614U CN201120201361U CN202121380U CN 202121380 U CN202121380 U CN 202121380U CN 2011202013614 U CN2011202013614 U CN 2011202013614U CN 201120201361 U CN201120201361 U CN 201120201361U CN 202121380 U CN202121380 U CN 202121380U
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- Prior art keywords
- control
- command signal
- optical fiber
- control command
- node
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- Expired - Fee Related
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- 239000013307 optical fiber Substances 0.000 claims description 36
- 230000005540 biological transmission Effects 0.000 claims description 17
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 2
- 239000000835 fiber Substances 0.000 abstract 6
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/40—Display of information, e.g. of data or controls
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model is applied to the field of LED technology, and provides a power supply control device of an LED display screen, comprising a control terminal used for sending a control command signal, a fiber sending plate used for receiving and processing the control command signal, a fiber receiving plate connected with the fiber sending plate and used for receiving the processed control command signal and sending the control command signal in an RS 485 format, an RS 485 node connected with the fiber receiving plate and used for receiving the control command signal sent in the RS 485 format and sending out a corresponding distribution box control signal according to the control command signal. In the utility model, the distribution box control signal can be sent out via the control terminal, the fiber sending plate, the fiber receiving plate and the RS 485 node, so that the opening or closing of a power supply of the distribution box can be controlled, increasing the automation degree of the power supply control of the LED display screen substantially and bringing conveniences to users without needing manual operations of users on the back of the distribution box to realize related controls.
Description
Technical field
The utility model belongs to the LED technical field, relates in particular to a kind of power control of LED display.
Background technology
In recent years, along with the LED technology rapid development, the image effect of LED display was greatly improved, and its image brightness can not only be followed the automatic conversion of external environment condition, can also change along with the time, and various functions are tending towards automation gradually.But the electric power system of common LED display can only realize relevant control by the power distribution cabinet manual operation that the user goes to behind the display screen.
In sum, the electric power system of common LED display can only realize relevant control by the power distribution cabinet manual operation that the user goes to behind the display screen in the prior art.
The utility model content
The purpose of the utility model is to provide a kind of power control of LED display, is intended to solve the electric power system of LED display common in the prior art and can only goes to the problem that power distribution cabinet manual operation behind the display screen realizes relevant control by the user.
The utility model is achieved in that a kind of power control of LED display, comprising:
The control terminal of transmitting control commands signal;
The optical fiber transmission board that is connected with control terminal, receive and handle said control command signal;
The optical fiber dash receiver that is connected with the optical fiber transmission board, receive the control command signal after handling and send with the RS485 form;
Be connected with the optical fiber dash receiver, receive the control command signal that sends with the RS485 form, send the RS485 node of corresponding power distribution cabinet control signal according to the control command signal.
Further, said control terminal is specially the computer control terminal.
Further, said RS485 node is more than one.
Further again, said RS485 node is provided with accessing port and outgoing interface.
Further again, said RS485 node comprises:
The RS485 bus driver, RS485 bus control unit and the MCU that connect successively.
The utility model compared with prior art, beneficial effect is: through control terminal, optical fiber transmission board, optical fiber dash receiver, RS485 node, can send the power distribution cabinet control signal, thereby control power distribution cabinet power supply unlatching or close.Increased the automaticity of the power supply control of LED display greatly, brought facility, need not the relevant control of back manual operation realization that the user goes to power distribution cabinet to the user.
Description of drawings
Fig. 1 is the structural representation of the power control of the LED display that provides of the utility model embodiment.
Fig. 2 is the structural representation of the RS485 node that provides of the utility model embodiment.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Among the utility model embodiment,, can send the power distribution cabinet control signal through control terminal, optical fiber transmission board, optical fiber dash receiver, RS485 node, thus control power distribution cabinet power supply unlatching or close.Increased the automaticity of the power supply control of LED display greatly, brought facility, need not the relevant control of back manual operation realization that the user goes to power distribution cabinet to the user.
A kind of power control of LED display comprises:
The control terminal of transmitting control commands signal;
The optical fiber transmission board that is connected with control terminal, receive and handle said control command signal;
The optical fiber dash receiver that is connected with the optical fiber transmission board, receive the control command signal after handling and send with the RS485 form;
Be connected with the optical fiber dash receiver, receive the control command signal that sends with the RS485 form, send the RS485 node of corresponding power distribution cabinet control signal according to the control command signal.
Be described in detail below in conjunction with the realization of specific embodiment the utility model:
See also Fig. 1, the power control of the LED display of the utility model comprises:
The control terminal 101 of transmitting control commands signal;
101 that be connected with control terminal, as to receive and handle said control command signal optical fiber transmission board 102;
102 that be connected with the optical fiber transmission board, as to receive the control command signal after handling and send optical fiber dash receiver 103 with the RS485 form;
103 that be connected with the optical fiber dash receiver, receive the control command signal that sends with the RS485 form, send the RS485 node 104 of corresponding power distribution cabinet control signal according to the control command signal.
The power control of the LED display of the utility model through control terminal 101, optical fiber transmission board 102, optical fiber dash receiver 103, RS485 node 104, can send the power distribution cabinet control signal, thus control power distribution cabinet power supply unlatching or close.Increased the automaticity of the power supply control of LED display greatly, brought facility, need not the relevant control of back manual operation realization that the user goes to power distribution cabinet to the user.
Through the combination in any of power distribution cabinet control signal, can control any one road power supply of power distribution cabinet.Through adopting optical fiber transmission board 102 and optical fiber dash receiver 103, transmitting range is far away, stability is strong, antijamming capability is strong.Through RS485 node 104, cost is low, simple to operation.Through optical fiber transmission board 102, optical fiber dash receiver 103 and RS485 node 104, reduced the time of parameter passback, improved efficient.
In the utility model embodiment,, so can adopt serial ports or USB mode to communicate by letter between optical fiber transmission board 102 and the control terminal 101 because optical fiber transmission board 102 is near control terminal 101.
In the utility model embodiment, control terminal 101 is specially the computer control terminal.
In the utility model embodiment, the control command signal specifically can be the command signal of the control whole passages of power distribution cabinet or part passage energized, deenergization or other management.
In the utility model embodiment, RS485 node 104 is more than one.
In the utility model embodiment, adopt the communication mode of optical fiber between optical fiber transmission board 102 and the optical fiber dash receiver 103.Through adopting the communication mode of optical fiber, transmitting range is far away, and antijamming capability is strong.And vision signal transmits and also to have adopted optical fiber, carries out data and transmits so can transmit in the vision signal remaining optical fiber between control terminal capable of using 101 and the display screen.After optical fiber dash receiver 103 receives the control command signal of optical fiber transmission board 102, send data to each RS485 node 104 through the RS485 bus.Each RS485 node 104 is judged according to data characteristic on the RS485 bus; Whether this parameter is the data of this node; If this node data then receives data; And root analyzes data and sends corresponding power distribution cabinet control signal, and this signal combination can be controlled any one road power supply of power distribution cabinet, does not then do any processing if not this node data.
In the utility model embodiment, RS485 node 104 is provided with accessing port 204 and outgoing interface 205.Be used to be cascaded to next RS485 node, thereby expansible number of nodes increases the data of controlling power distribution cabinet.
See also Fig. 2, in the utility model embodiment, the RS485 node comprises:
The RS485 bus driver 201, RS485 bus control unit 202 and the MCU203 that connect successively.
Wherein, RS485 bus driver 201 receives the data of accessing port 2034, and these data is carried out the level conversion give RS485 bus control unit 202.RS485 bus control unit 202 carries out the frame judgement and sends proper data to MCU203, and MCU203 sends corresponding power distribution cabinet control signal according to the data that receive, and each road power supply of power distribution cabinet is controlled, thereby reached the automatic control to power distribution cabinet.
The user can control through the power distribution cabinet of 101 pairs of LED displays of control terminal at any time, so that adapt to various emergency situations, for example certain part of LED display is short-circuited, the image of LED display emergency situations such as make mistakes.The user also can carry out time control to power distribution cabinet through the time mode; For example opening power distribution cabinet in the morning starts working LED display; Turn-offed power distribution cabinet when noon, temperature was high; A plurality of time periods can be set to be controlled power distribution cabinet, can better accomplish the effect of automatic control control LED display like this.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection range of the utility model.
Claims (5)
1. the power control of a LED display comprises:
The control terminal of transmitting control commands signal;
The optical fiber transmission board that is connected with control terminal, receive and handle said control command signal;
The optical fiber dash receiver that is connected with the optical fiber transmission board, receive the control command signal after handling and send with the RS485 form;
Be connected with the optical fiber dash receiver, receive the control command signal that sends with the RS485 form, send the RS485 node of corresponding power distribution cabinet control signal according to the control command signal.
2. power control as claimed in claim 1 is characterized in that said control terminal is specially the computer control terminal.
3. power control as claimed in claim 1 is characterized in that, said RS485 node is more than one.
4. power control as claimed in claim 3 is characterized in that, said RS485 node is provided with accessing port and outgoing interface.
5. power control as claimed in claim 4 is characterized in that, said RS485 node comprises:
The RS485 bus driver, RS485 bus control unit and the MCU that connect successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202013614U CN202121380U (en) | 2011-06-15 | 2011-06-15 | Power supply control device of LED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202013614U CN202121380U (en) | 2011-06-15 | 2011-06-15 | Power supply control device of LED display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202121380U true CN202121380U (en) | 2012-01-18 |
Family
ID=45462417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202013614U Expired - Fee Related CN202121380U (en) | 2011-06-15 | 2011-06-15 | Power supply control device of LED display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202121380U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103475103A (en) * | 2013-09-26 | 2013-12-25 | 北京空间飞行器总体设计部 | Remote power supply and distribution control system |
-
2011
- 2011-06-15 CN CN2011202013614U patent/CN202121380U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103475103A (en) * | 2013-09-26 | 2013-12-25 | 北京空间飞行器总体设计部 | Remote power supply and distribution control system |
| CN103475103B (en) * | 2013-09-26 | 2015-08-19 | 北京空间飞行器总体设计部 | A kind of for distribution tele-control system |
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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: 20120118 Termination date: 20120615 |