Summary of the invention
In order to solve above-mentioned technical problem, it is an object of the invention to provide a kind of vile weather Intelligent Measurement display system,
This Intelligent Measurement display system can detect outside weather conditions in real time, and when outdoor weather suddenlys change, external sensor detects
Signal, feeds back to signal host computer system, and makes speed limit or signal lights prompting by display board, make vehicular traffic pedestrian timely
Take care or slow down.
It is an object of the invention to be achieved through the following technical solutions:
A kind of vile weather Intelligent Measurement display system, including central control processing unit, intelligent detection unit and display
Unit, central control processing unit controls intelligent detection unit and display unit.
Described central control processing unit includes the first single-chip microcomputer, note control module and wireless transport module.
Described intelligent detection unit includes second singlechip, information acquisition module, sleet intelligent identification module and greasy weather
Visibility detection module；Described second singlechip controls information acquisition module, sleet intelligent identification module and greasy weather visibility
Described display unit includes variable self-luminous display board, and described variable self-luminous display board is light-emitting diodes
Pipe；Described variable self-luminous display board can be according to presetting replacing display content.
Described wireless transport module processes the information transmission between intelligent detection unit and display unit.
The information of intelligent detection unit and display unit is passed through SMS message transmission to client by described note control module.
Described information acquisition module is located at outdoor, and described information acquisition module includes that sleet sensor passes with visibility
By the technical scheme of the invention described above, the vile weather Intelligent Measurement display system of the present invention is installed on outdoor,
Can detect outside weather conditions in real time, when outdoor weather suddenlys change, external sensor detects signal, and signal feeds back to the
Two single-chip microcomputers (from machine) and the first single-chip microcomputer (main frame), and make speed limit or signal lights prompting by variable self-luminous display board,
Prompting vehicular traffic pedestrian takes care or slow down.Thus will not reduce suddenly because of visibility or road becomes suddenly
The reasons such as wet and slippery, speed is too fast, and braking distance is elongated cause vehicle accident, and the present invention can improve greatly at harsh weather bar
Under part, pedestrian and the driving safety of vehicle, reduce accident rate, can send warning timely and effectively.
Detailed description of the invention
Below in conjunction with the accompanying drawings the detailed description of the invention of the present invention is described in detail:
As shown in Figure 1, Figure 2 and Figure 3, a kind of vile weather Intelligent Measurement display system, including central control processing unit
10, intelligent detection unit 20 and display unit 30, central control processing unit 10 controls intelligent detection unit 20 and display unit
30, i.e. described central control processing unit 10 receives intelligent detection unit 20 and display unit 30 transmits data (information) and
Processing, central control processing unit 10 sends instruction (information) to intelligent detection unit 20 and display unit 30 and controls intelligence
Detector unit 20 and the work of display unit 30.
As it is shown in figure 1, described central control processing unit 10 includes that the first single-chip microcomputer (i.e. main frame) 11, note control mould
Block 12 and wireless transport module 13.Note control module 12 can realize passing through this Intelligent Measurement display system information relevant
Short message mode is sent to client set in advance.Wireless transport module 13 controls being wirelessly transferred between each unit or module.
Described wireless transport module 13 can control and process the information between intelligent detection unit 20 and display unit 30
The information of intelligent detection unit 20 and display unit 30 is given by described note control module 12 by SMS message transmission
Client, informs the client set in advance information about severe weather conditions.
As it is shown in figure 1, described intelligent detection unit 20 includes second singlechip 21, information acquisition module 22, sleet intelligence
Can identification module 23 and greasy weather visibility detection module 25.Described second singlechip 21 controls information acquisition module 22, sleet
Intelligent identification module 23 and greasy weather visibility detection module 24, i.e. described second singlechip (from machine) 21 receives information gathering mould
Data (information) that block 22, sleet intelligent identification module 23 and greasy weather visibility detection module 24 transmit also process, second
Single-chip microcomputer 21 sends instruction (letter to information acquisition module 22, sleet intelligent identification module 23 and greasy weather visibility detection module 24
Breath) control information acquisition module 22, sleet intelligent identification module 23 and the work of greasy weather visibility detection module 24.
Described display unit 30 includes variable self-luminous display board, and described variable self-luminous display board is light-emitting diodes
Pipe.Described variable self-luminous display board can be according to presetting replacing display content.
As in figure 2 it is shown, described information acquisition module 22 is located at outdoor, described information acquisition module 22 includes that sleet passes
Sensor 221 and visibility sensor 222.
As in figure 2 it is shown, in order to realize working in the winter time, this Intelligent Measurement display system also includes heating unit 40, described
Heating unit 40 be located on information acquisition module 22.The detection being disposed to solution rainy day snow sky of heating unit 40 and winter
The problem that it mal-condition lower sensor is antifreeze.Since it is considered that severe cold weather in winter, snow is big, easily causes the letter being located at outdoor
The problem that breath acquisition module 22 is capped, freeze, (can be located at below this module) on sleet information acquisition module 22 and install additional
Special low-voltage heating unit 40, this Intelligent Measurement display system can gather, according to sleet sensor 221, the consecutive numbers of returning
Judging according to situations such as sensor icing or sleet coverings, the instruction of concurrent cloth and then startup heating unit 40 generate heat, and melt
Accumulated snow accumulated ice, it is ensured that this Intelligent Measurement display system normally uses.
As it is shown on figure 3, described intelligent detection unit 20 also includes manual note control module 25, client can be according to master
See and require to implement involuntary conversion.This system i.e. has two groups of control models, one to be that automatic control mode, i.e. system detect automatically,
Automatically reaction, automatically prompting pedestrian's vehicle；The second is that manual note control model, i.e. client can be according to subjective requirements
Manually note control module 25 implements involuntary conversion.This system is complete Intelligent Measurement under automatic control mode, and intelligence turns
Changing, each testing result all can be sent to Client handset by note form, informs the content that client's display board is currently displaying.
The when that described manual note control module 25 being switched to manual mode, turned to Client handset transmission by note
Change order or client with mobile phone far-end directly transmit order allow display unit 30 display content force change, client send out
After sending involuntary conversion, the note order of client is set to the first priority, described display by described intelligent detection unit 20
Unit 30 preferentially shows customer command, shielding detection display content automatically.
Described variable self-luminous display board is located at outdoor.This variable self-luminous display board can normal work under cryogenic
Making, the font of simulating display screen, use the light emitting diode (LED) of high brightness, power consumption is extremely low.
The detection automatic to weather conditions per minute of described visibility sensor 222 once, and will gather signal report
Return second singlechip 21 and the first single-chip microcomputer 11, the first single-chip microcomputer 11 and then will determine that result is transferred to outernal display unit 30,
Outernal display unit 30 shows corresponding result.The signal gathered reports back to second singlechip 21, and second singlechip 21 is by data
Pass to the first single-chip microcomputer 11.
Described sleet sensor 221 is the inductance sleet moisture detection sensor with analog signals output.
In order to ensure the normal work of whole Intelligent Measurement display system, technical scheme also includes system power supply
Unit, described SPU selects solar storage battery.
Described wireless transport module uses high-frequency signal, and transmission range is farthest up to 300 meters.Intelligent detection unit 20 with
Have employed middle distance wireless transport module 13, controlled in wireless, wireless change between display unit 30, use high-frequency signal, anti-dry
Disturbing strong, accurately, transmission maximum distance is up to 300 meters in transmission.
Described information acquisition module 22 is arranged on fog and takes place frequently section, uses wireless signal control.Transmit a signal to apart
On display board at 150m, reserve brake snubbing time to vehicle, use controlled in wireless effectively solving road construction to draw
The problem that line cost is high.
Fig. 4 and Fig. 5 discloses the central control processing unit 10 of the present invention, intelligent detection unit 20 and display unit 30
Partial function circuit structure diagram.
Technical scheme is mainly used on urban road, city expressway, highway, highway, can rise
To the intelligent warning function that car is caused because of vile weather reasons such as change in weather traffic congestion and vehicle accident.This
Vile weather Intelligent Measurement display system is internal Single-chip Controlling, can be selected for solar storage battery and powers, and can be according to setting
Change warning content, use high brightness, low energy consumption light emitting diode, meet the requirement of current conservation-minded society, low-carbon environment-friendly, energy-conservation
Technical scheme also has the following technical effect that
(1) native system can work under outdoor low cold weather, it is not necessary to artificial monitoring, saves manpower, detects information
Pass back constantly.Visibility sensor 222 detection automatic to weather conditions per minute once, to the weather being likely to occur, such as the rainy day,
Snow sky, greasy weather or this relatively atrocious weather, can be carried out Intelligent Measurement including the weather such as haze weather, sandstorm, when
When measuring weather outside exception, the very first time can gather signal report back to system host, main frame moment identify after, horse
On judge, adjust outside display sign, in order to prompting vehicular traffic is taken care traveling.Being in of the excellence of this system
In, volume is little, and power consumption is little, energy-conserving and environment-protective, it is not necessary to civil power works, and fully relies on solaode and just can normally work.This
Invention uses technical grade module and single chip circuit, is fully able to the severe cold weather in competent northeast.The weather having in the market
Condition detecting device the most several ten thousand, the hundreds of thousands easily of import, and be all main equipment special in meteorology, set in traffic
Standby improper large-area applications.Cost is high, and structure is complicated, it may be said that the vile weather Intelligent Measurement display system of the present invention is filled up
One blank of warning traffic equipment, to driving, pedestrains safety has great significance.
(2) note controls, and live signal gathers automatically, automatically launches return.This system display sign content can basis
Client's subjective desire Non-follow control.Because sleet mist variable sign is system automatically identifies control, so be switched to manually every time
All can send conversion command to Client handset when of pattern, client can also directly transmit order with mobile phone at far-end and allow label
Forcing change, client is sending after involuntary conversion, and the note order of client can be set to the by adverse circumstances detection display system
One priority, preferentially shows customer command, shielding detection automatically.
Intelligent detection unit operation principle is as follows:
1, greasy weather visibility detection module operation principle
Greasy weather, visibility detection module was mainly for detection of the greasy weather in weather and haze weather, and cardinal principle is as follows:
The degree value stopped by the granule in air or water smoke during utilizing Infrared laser emission and receiving judges
No there is anomalous weather (greasy weather or haze sky), i.e. transmitting terminal is iraser head, is the photosensitive electricity of receiving terminal at distance 600mm
Resistance.Under normal weather, the Infrared signal that receiving terminal receives is fixed value, and when occurring stopping, (having mist or haze) receives
The Infrared signal that end receives starts decay, and when light attenuation to specified value, i.e. visibility detection module thinks the greasy weather
(haze sky) occurs, then greasy weather (haze sky) signal is fed back to mastery routine, and mastery routine processes through single-chip microcomputer, is put by signal
Greatly, LED is started.
2, sleet intelligent identification module operation principle
Sleet intelligent identification module mainly for detection of with identify the rainy day occurred in weather and snow sky, predominantly detect principle
Utilize " with the inductance sleet moisture detection sensor (i.e. probe) of analog signals output ", i.e. when rainwater or snow
When water is fallen on " the sleet inductance moisture detection probe " of this module, resistance value raises.When there is no the weather of rainwater or ice and snow,
This detection numerical value is fixed value, and when having a certain amount of rainwater or snow water to fall in detection probe, resistance value exceedes fixed value, mould
Block i.e. thinks that weather snows or rains, and the signal of collection is fed back to mastery routine by sleet sky detection module, and mastery routine is through monolithic
Machine processes, and is amplified by signal, starts variable self-luminous display board.
When winter makes outdoor temperature is in below zero degrees celsius, prevent because snow sky or sleet are by inductance moisture detection probe
Freeze, cause the illusion always reported to the police, the problems referred to above can be solved by heating unit.This heating unit i.e. starts one per hour
Secondary, start every time and ensure to melt the inductance moisture detection probe freezed by snow water, prevent false alarm.
In sum, vile weather Intelligent Measurement display system is in the collection through sleet sensor Yu visibility sensor
With feedback information, through single-chip microcomputer internal logic computing, intellectual analysis, signal amplification is transmitted to relay, it is achieved that LED warns
The intelligence of display unit switches, it is achieved that unattended, unmanned detection in real time, and this system has simple accurate, and rate of false alarm is low
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto,
Any those familiar with the art in the technical scope that the invention discloses, the change that can readily occur in or replacement,
All should contain within protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of claims
Enclose and be as the criterion.