CN209591490U - A kind of LED dot matrix waits for row area display screen - Google Patents
A kind of LED dot matrix waits for row area display screen Download PDFInfo
- Publication number
- CN209591490U CN209591490U CN201822164981.XU CN201822164981U CN209591490U CN 209591490 U CN209591490 U CN 209591490U CN 201822164981 U CN201822164981 U CN 201822164981U CN 209591490 U CN209591490 U CN 209591490U
- Authority
- CN
- China
- Prior art keywords
- row area
- scanning card
- display screen
- control unit
- waits
- 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
Links
Landscapes
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Control Of El Displays (AREA)
Abstract
The utility model provides a kind of LED dot matrix and waits for row area display screen, including to row area control unit, lattice scanning card, display unit and power supply；Lattice scanning card is connected to row area control unit；To row area control unit according to control signal, the specified order to row area instruction content of display is sent to lattice scanning card using serial port protocol；Lattice scanning card shows animation and text to row area for downloading and storing, and according to the order to row area control unit, what driving display unit Dynamically Announce was specified indicates content to row area；Display unit includes several LED lattice display mould groups.LED dot matrix provided by the utility model waits for row area display screen, and the content of display can be edited freely, greatly improves identification effect.Moreover, display content can be adjusted in time when traffic phase or road conditions change, crossing is made to wait for that the instruction content of row area display screen can be consistent under various conditions with actual traffic phase.
Description
Technical field
The utility model relates to electronic technology field, in particular to a kind of LED dot matrix waits for row area display screen.
Background technique
The it is proposed and use to row area concept are set in the crossroad of public transport, and release functionization to each producer
LED wait for row area display screen instruction vehicle enter to row area have the several years.The clearance number for being conducive to increase each signal lamp time because of it
Amount has many benefits by the waiting time at crossing to vehicle is reduced, is widely recognized as.With city peak period, section
Variation, the function to row area is frequently necessary to adjust.
Currently, waiting for that display screen instruction vehicle in row area enters to row area using fixed text LED.Existing LED waits for that row area is aobvious
Display screen can only fix display text, and font size is fixed, and remote for larger crossing or strange driver is not easy to recognize；
When crossing needs to carry out on-site manual control or executes special service task, existing LED waits for that row area display screen can not differentiate, still
It is shown by blas, is easy to mislead driver.And interim friendship can not be issued when crossing traffic situation changes
Communication breath is dredged.
Utility model content
In order to solve it is existing text can only be fixed to row area display screen, identification is not high and display mode is not flexible
Defect, the utility model proposes a kind of LED dot matrix to wait for row area display screen.
A kind of LED dot matrix provided by the utility model waits for row area display screen, including to row area control unit, lattice scanning
Card, display unit and power supply；
It is described to row area control unit, the lattice scanning card is connected by serial ports；It is described to row area control unit according to
Signal is controlled, sends the specified order to row area instruction content of display to the lattice scanning card using serial port protocol；
The lattice scanning card shows animation and text to row area for downloading and storing；The lattice scanning card, also with
The display unit electrical connection, for driving the display unit Dynamically Announce according to the order to row area control unit
Specified indicates content to row area；
The display unit includes several LED lattice display mould groups；
The power supply is electrically connected with described to row area control unit, lattice scanning card and display unit respectively.
As an embodiment, described that row area control unit is provided with three road traffic signalization interfaces, it uses
Alternating current control；Described to be compatible with to row area control unit and the control of crossing traffic signal, semaphore passes through when changing control phase
To row area control unit described in traffic signalization interface notification.
As an embodiment, described to row area control unit includes single-chip microcontroller and optocoupler；
The single-chip microcontroller is connect by serial ports with the lattice scanning card；
The optocoupler is connect with the detection I/O port of the single-chip microcontroller；
The detection I/O port of the single-chip microcontroller and photocoupler set are at signal deteching circuit is exchanged, for detecting the control of semaphore sending
Signal processed.
As an embodiment, the alternating current signal detection circuit further includes rectifier bridge；
The output end of the rectifier bridge connects the input terminal of the optocoupler, the input terminal connection control signal of the rectifier bridge
Input.
As an embodiment, the alternating current signal detection circuit at least 3 tunnels.
As an embodiment, it is described to row area control unit include further include toggle switch；
The toggle switch is selected with the monolithic mechatronics for control model and the classification of lattice scanning card.
As an embodiment, the lattice scanning card is the SCL2008 lattice scanning card with network interface and serial ports；
The network interface of the lattice scanning card is connected with host computer, and host computer carries out parameter to lattice scanning card and sets
It sets；The lattice scanning card is downloaded by the host computer and shows animation and text to row area.
As an embodiment, the display unit is spliced using double-colored P10 mould group.
As an embodiment, the power supply is 5V Switching Power Supply.
It as an embodiment, further include lightning protection device；
The lightning protection device is arranged on the connection circuit of the power supply and air switch
The beneficial effects of the utility model compared with the prior art lie in:
LED dot matrix provided by the utility model waits for row area display screen, and traditional fixation LED is replaced using LED lattice mode group
Text screen is as the display unit to row area, so that displayable content be enable freely to edit, not only realizes and indicates to row area
Function, and can show other traffic prompt informations, and be not limited to text, simple animation patterns can also be shown, font
It can also be adjusted according to content and demand, very flexibly, greatly improve identification effect.Moreover, with having the function of serial communication
With the lattice scanning card driving display unit of animation display function, receives control instruction using to row area control unit, pass through string
Mouth goes to control and can adjust display content in time when traffic phase or road conditions change to the different conditions of row area instruction, make
Wait for that the instruction content of row area display screen can be consistent under various conditions with actual traffic phase in crossing.
Detailed description of the invention
Fig. 1 is the control principle schematic diagram that the LED dot matrix that the utility model embodiment one provides waits for row area display screen；
Fig. 2 a is three area the Zhong Daihang instruction states that the LED dot matrix that the utility model embodiment one provides waits for row area display screen
In " straight trip motor vehicle please enter to row area " display schematic diagram；
Fig. 2 b is three area the Zhong Daihang instruction states that the LED dot matrix that the utility model embodiment one provides waits for row area display screen
In " left-hand rotation motor vehicle please enter to row area " display schematic diagram；
Fig. 2 c is three area the Zhong Daihang instruction states that the LED dot matrix that the utility model embodiment one provides waits for row area display screen
In " being prohibited from entering to row area " display schematic diagram；
Fig. 3 is the control principle schematic diagram that the LED dot matrix that the utility model embodiment two provides waits for row area display screen.
Specific embodiment
Below in conjunction with attached drawing, the above and other technical features and advantages of the present invention are carried out clearly and completely
Description, it is clear that described embodiment is only the section Example of the utility model, rather than whole embodiments.
Referring to Fig. 1, the utility model embodiment one provides a kind of LED dot matrix and waits for row area display screen, including controls to row area
Unit 100, lattice scanning card 200, display unit 300 and power supply 400 processed.
Specifically, lattice scanning card 200 is connected by serial ports to row area control unit 100.To row area control unit 100
According to control signal, the specified order to row area instruction content of display is sent to lattice scanning card 200 using serial port protocol.Wait go
Area's control unit 100 is provided with three road traffic signalization interfaces, is controlled using alternating current.It controls simultaneous with crossing traffic signal
Hold, when semaphore changes control phase, row area control unit 100 is waited for by traffic signalization interface notification.
Lattice scanning card 200 is LED LED-lattice Control device, connects host computer, aobvious to row area for downloading and storing
Show animation and text.Lattice scanning card 200 is also electrically connected with display unit 300, for according to the life to row area control unit 100
It enables, what 300 Dynamically Announce of driving display unit was specified indicates content to row area.
Display unit 300 is made of several LED lattice display mould groups.Power supply 400 respectively with to row area control unit 100,
Lattice scanning card 200 and display unit 300 are electrically connected, for powering to entire display screen.
LED dot matrix provided in this embodiment waits for row area display screen, and traditional fixation LED text is replaced using LED lattice mode group
Word screen is as the display unit to row area, so that displayable content be enable freely to edit, not only realizes to row area indicated work
Can, and can show other traffic prompt informations, and be not limited to text, simple animation patterns can also be shown, font
It can be adjusted according to content and demand, very flexibly, greatly improve identification effect.Moreover, with have the function of serial communication and
The lattice scanning card driving display unit of animation display function receives control instruction using to row area control unit, passes through serial ports
Display content can be adjusted in time, make road to the different conditions of row area instruction when traffic phase or road conditions change by going to control
The instruction content of the area Kou Daihang display screen can be consistent under various conditions with actual traffic phase.
Further, compatible with the control of crossing traffic signal to row area control unit 100, semaphore changes control phase
When, row area control unit 100 is waited for by traffic signalization interface notification, network remote control is realized in this way, by existing
Some management softwares can issue display crossing traffic information at any time.
It as an embodiment, include single-chip microcontroller and optocoupler to row area control unit 100.Single-chip microcontroller by serial ports with
Lattice scanning card 200 connects；The detection I/O port of optocoupler and single-chip microcontroller connects, and the detection I/O port and photocoupler set of single-chip microcontroller are at AC signal
Detection circuit, for detecting the AC controling signal of semaphore sending.
It further, further include rectifier bridge in above-mentioned alternating current signal detection circuit, the output end connection optocoupler of rectifier bridge
Input terminal, the input terminal connection control signal input of rectifier bridge.Alternating current signal detection circuit at least 3 tunnels, respectively correspond wait go
The different instruction of area's control.Including to row area control unit 100 further includes a toggle switch, and toggle switch is electrically connected with single-chip microcontroller
It connects, is selected for control model and the classification of lattice scanning card.
Lattice scanning card 200 can select the SCL2008 lattice scanning card with network interface and serial ports, lattice scanning card 200
Network interface be connected with host computer, host computer carries out parameter setting to lattice scanning card 200, and lattice scanning card 200 is logical
It crosses host computer downloading and shows animation and text to row area.
Display unit 300 can be spliced using double-colored P10 mould group.Power supply is 5V Switching Power Supply, connects alternating current.It is preferred that
Ground is arranged on the connection circuit of power supply and air switch and a lightning protection device is arranged, to ensure that equipment safety works.
A, Fig. 2 b, Fig. 2 c, LED dot matrix provided by the embodiment of the utility model wait for row area display screen referring to fig. 2, outside be
Rectangle screen body, surface is made of LED module.After energization, it can show that three areas Zhong Daihang indicate according to inputting to control signal
State: " straight trip motor vehicle please enter to row area ", " left-hand rotation motor vehicle please enter to row area ", " being prohibited from entering to row area ".Wherein,
It is divided into two parts into row area instruction picture, the left side is animation arrow instruction straight trip or turns left to enter to row area, and the right is text
Word prompt enters to row area, and recognition capability remotely can be improved in dynamic menu.
Referring to Fig. 3, second embodiment of the present invention provides a kind of LED dot matrix to wait for row area display screen, and control circuit part is whole
It is formed by display unit 300, lattice scanning card 200, to row area control unit 100, power supply 400.Wherein, display unit 300 is adopted
It is spliced with double-colored P10 mould group, lattice scanning card 200 is using the SCL2008 model with network interface and serial ports.It is controlled to row area
Unit 100 is mainly made of STC15W408AS single-chip microcontroller, MAX232 serial ports, optocoupler, rectifier bridge and toggle switch.Power supply 400 is
The Switching Power Supply of the 5V of alternating current input is that display unit 300 and control section power.
Lattice scanning card 200 is exported by winding displacement to display unit 300, and network interface is connected with host computer, by calculating
Machine editor's downloads to lattice scanning card 200 by cable to row area cartoon program or other display information.Lattice scanning card 200
Serial ports connected with the serial ports to row area control unit 100, pass through the serial ports of MAX232 serial ports switching levels signal and single-chip microcontroller
Connection.Single-chip microcontroller controls the display content output of lattice scanning card 200 by serial ports.Monolithic machine testing I/O port and optocoupler composition
Alternating current signal detection circuit.The input terminal of optocoupler is connected with the output end of rectifier bridge, and the input terminal of rectifier bridge connects AC signal
Input, the AC signal are exported by semaphore.Such alternating current signal detection circuit one shares three tunnels, respectively corresponds and controls to row area
The different instruction of system can set 8 kinds of control instructions being no more than as needed.Single-chip microcontroller is also connected with 4 toggle switch,
It is used as the classification selection of control model and scanning card, is used with adapting to different product types.The input terminal of power supply 400 and it is spaced apart
It is provided with lightning protection device between input and ensures equipment work safety, power input needs alternating current stable all the way.When equipment works,
Single-chip microcontroller continuously detects AC controling signal, then decision instruction meaning issues display control to lattice scanning card 200 by serial ports
System order indicates content to row area to show on display unit 300.
The utility model is using the display unit of LED lattice mode group splicing and the lattice scanning with serial ports and animated function
Card improves the remote display effect to row area display screen.Remotely receive AC controling signal using to row area control unit, connects
Mouth and semaphore can be compatible with, and increase state of a control using signal combination, and the control of the area Shi Daihang tallies with the actual situation, will not
Because special circumstances show make mistake to row signal.When traffic phase or road conditions change, can adjust in display in time
Hold, crossing is made to wait for that the instruction content of row area display screen can be consistent under various conditions with actual traffic phase.
Particular embodiments described above has carried out into one the purpose of this utility model, technical scheme and beneficial effects
The detailed description of step, it should be understood that the foregoing is merely specific embodiment of the utility model, be not used to limit this reality
With novel protection scope.Particularly point out, to those skilled in the art, it is all the spirit and principles of the utility model it
Any modification, equivalent substitution, improvement and etc. that are interior, being done, should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of LED dot matrix waits for row area display screen, which is characterized in that including single to row area control unit, lattice scanning card, display
Member and power supply；
It is described to row area control unit, the lattice scanning card is connected by serial ports；It is described to row area control unit according to control
Signal sends the specified order to row area instruction content of display to the lattice scanning card using serial port protocol；
The lattice scanning card shows animation and text to row area for downloading and storing；The lattice scanning card, also with it is described
Display unit electrical connection, for driving the display unit Dynamically Announce specified according to the order to row area control unit
To row area indicate content；
The display unit includes several LED lattice display mould groups；
The power supply is electrically connected with described to row area control unit, lattice scanning card and display unit respectively.
2. LED dot matrix according to claim 1 waits for row area display screen, which is characterized in that it is described to row area control unit, if
Three road traffic signalization interfaces are equipped with, are controlled using alternating current；It is described to be controlled to row area control unit and crossing traffic signal
Compatible, semaphore passes through described in traffic signalization interface notification when changing control phase to row area control unit.
3. LED dot matrix according to claim 1 or 2 waits for row area display screen, which is characterized in that described to row area control unit
Including single-chip microcontroller and optocoupler；
The single-chip microcontroller is connect by serial ports with the lattice scanning card；
The optocoupler is connect with the detection I/O port of the single-chip microcontroller；
The detection I/O port of the single-chip microcontroller with photocoupler set at signal deteching circuit is exchanged, believe by the control for detecting semaphore sending
Number.
4. LED dot matrix according to claim 3 waits for row area display screen, which is characterized in that the alternating current signal detection circuit
It further include rectifier bridge；
The output end of the rectifier bridge connects the input terminal of the optocoupler, and the input terminal connection control signal of the rectifier bridge is defeated
Enter.
5. LED dot matrix according to claim 4 waits for row area display screen, which is characterized in that the alternating current signal detection circuit
At least 3 tunnels.
6. LED dot matrix according to claim 3 waits for row area display screen, which is characterized in that described to row area control unit packet
Including further includes toggle switch；
The toggle switch is selected with the monolithic mechatronics for control model and the classification of lattice scanning card.
7. LED dot matrix according to claim 1 or 2 waits for row area display screen, which is characterized in that the lattice scanning card is tool
There is the SCL2008 lattice scanning card of network interface and serial ports；
The network interface of the lattice scanning card is connected with host computer, and host computer carries out parameter setting to lattice scanning card；
The lattice scanning card is downloaded by the host computer and shows animation and text to row area.
8. LED dot matrix according to claim 1 or 2 waits for row area display screen, which is characterized in that the display unit is using double
Color P10 mould group is spliced.
9. LED dot matrix according to claim 1 or 2 waits for row area display screen, which is characterized in that the power supply is 5V switch electricity
Source.
10. LED dot matrix according to claim 1 or 2 waits for row area display screen, which is characterized in that further include lightning protection device；
The lightning protection device is arranged on the connection circuit of the power supply and air switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822164981.XU CN209591490U (en) | 2018-12-21 | 2018-12-21 | A kind of LED dot matrix waits for row area display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822164981.XU CN209591490U (en) | 2018-12-21 | 2018-12-21 | A kind of LED dot matrix waits for row area display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209591490U true CN209591490U (en) | 2019-11-05 |
Family
ID=68378456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822164981.XU Expired - Fee Related CN209591490U (en) | 2018-12-21 | 2018-12-21 | A kind of LED dot matrix waits for row area display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209591490U (en) |
-
2018
- 2018-12-21 CN CN201822164981.XU patent/CN209591490U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Khattak | PLC based intelligent traffic control system | |
| CN104658265A (en) | System for recognizing vehicle crossing full line and changing lanes at traffic intersection | |
| CN209591490U (en) | A kind of LED dot matrix waits for row area display screen | |
| CN105185120A (en) | Traffic intersection solid line crossing lane merging vehicle identification method | |
| CN105246211B (en) | A kind of control circuit of locomotive indicating light | |
| CN106253984B (en) | Optical fiber-RS485 chromacoders | |
| CN202041997U (en) | Express way integrated fee display | |
| CN107172748A (en) | A kind of intelligent LED lighting system for underwater navigation | |
| CN106448211A (en) | Pedestrian crosswalk LED lamp prompting system | |
| CN110239458A (en) | A kind of driving mode control device | |
| CN107329007A (en) | A kind of universal secondary nuclear phase instrument for transformer station | |
| CN113257015A (en) | Intersection integrated traffic information comprehensive control equipment | |
| CN207460184U (en) | A kind of fiber optic communications devices based on exposure machine control system | |
| CN100334553C (en) | Traffic signal simulating system | |
| CN208861471U (en) | A kind of traffic signals and prompt information display system | |
| CN211699044U (en) | ETC liquid crystal control box | |
| CN105759694A (en) | Low voltage intelligent circuit breaking controller, and control method thereof | |
| CN102029959A (en) | Vehicle instrument system employing controller local area network bus | |
| CN205788739U (en) | Intelligent power network communication technology device of traffic control equipment | |
| CN110751764A (en) | Gate controller and gate control system | |
| CN216551640U (en) | High-reliability variable information marking system based on hard connection mode | |
| CN205046500U (en) | Whole lane | |
| CN208306483U (en) | A kind of pedestrian's comity system | |
| CN206610445U (en) | Leggy multifunctional composite LED traffic signal lamp | |
| CN209584892U (en) | A kind of LED dynamically changeable lane direction board |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191105 Termination date: 20211221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |