CN107139836A - A kind of large-scale passenger-cargo carriage intelligent and safe warning device and method - Google Patents
A kind of large-scale passenger-cargo carriage intelligent and safe warning device and method Download PDFInfo
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- CN107139836A CN107139836A CN201710517942.0A CN201710517942A CN107139836A CN 107139836 A CN107139836 A CN 107139836A CN 201710517942 A CN201710517942 A CN 201710517942A CN 107139836 A CN107139836 A CN 107139836A
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- 238000000034 method Methods 0.000 title claims abstract description 11
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- 238000005516 engineering process Methods 0.000 claims description 15
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 5
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- 229910052744 lithium Inorganic materials 0.000 claims description 5
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- 206010039203 Road traffic accident Diseases 0.000 abstract description 3
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
- B60Q9/008—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling for anti-collision purposes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/32—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating vehicle sides, e.g. clearance lights
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q2400/00—Special features or arrangements of exterior signal lamps for vehicles
- B60Q2400/50—Projected symbol or information, e.g. onto the road or car body
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Human Computer Interaction (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses a kind of large-scale passenger-cargo carriage intelligent and safe warning device and method, including control unit, the signal gathering unit being electrically connected with respectively with control unit, radio communication unit, execution unit, power module, wherein power module is powered for package unit, then the action of passenger-cargo carriage right turn and road obstacle situation are gathered by signal gathering unit, detection data feedback to control unit, the driver in radio communication unit auxiliary prompting driver's cabin that driving execution unit carries out sound and light alarm and set after control unit processing feedback information is to reach and alarm, the danger zone that ground forms alerting drivers is projected using the light of stroboscopic lamp by the projection system of setting again, vehicle device during right-hand rotation constantly adjusts danger zone, so as to indicate that driver safety drives, avoid large-scale passenger-cargo carriage turn right because blind area and caused by traffic accident.
Description
Technical field
It is a kind of large-scale passenger-cargo carriage intelligent and safe warning device and side specifically the present invention relates to field of traffic safety
Method.
Background technology
Have that one common in vehicle traveling and the problem of postscript easily causes traffic accident, driven when driver is located at
When normal driving is put at seat, his sight can be blocked by car body or limited by reflective mirror angle, and being constantly present directly to observe
The region arrived, referred to as blind area.High capacity waggon is because volume is big, wheelbase length, reflective mirror angles of display are limited in scope, blind area model
Enclose bigger than car, easily generation pedestrian is drawn under the car and causes the traffic accident of injures and deaths when turning right.
In a kind of side proximity-warning device when Patent No. ZL201220000139.2 is turned right based on automobile
There is provided a kind of warning device, the side proximity-warning device during right-hand bend that can be installed in automobile right turn by vehicle body
Barrier is detected, alarm acousto-optic is then sent and reminds driver to avoid automobile from loading onto barrier because of blind area when turning right
Or pedestrian.Still can not be right although this blind area supervising device can point out driver right side to have barrier to be noted that
Driver makes any instruction in driving, is so easy to cause driver nervous, forces driver to get off inspection.
The content of the invention
It is an object of the invention to provide a kind of large-scale passenger-cargo carriage intelligent and safe warning device and method, it can realize big
Type passenger-cargo carriage can not only detect warning reminding after pedestrian or barrier in right turn, and can be installed on the right side of car body
Warning device in project light, a piece of danger zone is shown on ground, thus indicate driver avoid danger zone drive
Sail, reach safety traffic.
The present invention is achieved through the following technical solutions：A kind of large-scale passenger-cargo carriage intelligent and safe warning device includes warning device
Body, control unit, the signal gathering unit being electrically connected with respectively with control unit, radio communication unit, execution unit, power supply
Module.
Described control unit includes processor of single chip computer and processor of single chip computer is set and warning device body interior, is used for
Control instruction is sent after the data of reception signal gathering unit collection and processing to execution unit, wherein single-chip microcomputer is used
STC89C52, STC89C52 single-chip microcomputer use the translation and compiling environment of C language, and the scope of application is wider, and typing control program is simple,
It is easy to use.
The signal gathering unit includes infrared dual-technology detector and six axle sensing modules, and the infrared dual-technology detector is
Passive infrared adds microwave type detector, is arranged at warning device body surface and is electrically connected with processor of single chip computer, for examining
Survey human motion or barrier；The six axles sensing module includes six axle sensors and signal modulation circuit, and six axle sensors are set
It is placed in warning device body interior and is electrically connected with by signal modulation circuit and processor of single chip computer, for detects that vehicle is turned right
Action.
The wireless communication module includes dual-mode antenna and signal receiving/transmission device, and dual-mode antenna is set and warning device body
Top, wireless communication module be arranged at warning device body interior and with processor of single chip computer be electrically connected with, for channel radio
External equipment is interrogated, it is long-range to receive warning message and processing warning message.
The execution unit includes projection system and warning system, and the projection system includes being arranged at warning device body
The stroboscopic lamp on surface, controllable baffle plate and the steering wheel being connected installed in warning device body interior with controllable baffle plate, and steering wheel with
Stroboscopic lamp is electrically connected with by drive circuit and processor of single chip computer, is carried out flashing light alarm for auxiliary alarm system and is projected
Danger zone, drive circuit here refers to servo driving circuit and stroboscopic lamp drive circuit respectively.
In order to preferably realize the present invention, further, the projection system detects barrier in signal gathering unit
After can earthward project light forming region automatically, projected area is danger zone to aid in driver's normal driving, is completed
Vehicle is turned right and rolls danger zone away from.
In order to preferably realize the present invention, further, the danger zone can change with vehicle movement, in vehicle
During right-hand rotation, surface conditions are constantly gathered by infrared dual-technology detector and acted with reference to the detection vehicle right-hand rotation of six axle sensing modules
Data, transmitting real-time data drives the controllable baffle plate of servos control to processor of single chip computer after processor of single chip computer processing data
Block stroboscopic lamp constantly to adjust projected area, to indicate that driver safety rolls danger zone away from.
In order to preferably realize the present invention, further, the warning system is audible alarm module, including high-decibel loudspeaker
And high-decibel loudspeaker be arranged on warning device body surface, carry out audible alarm while, stroboscopic lamp can aid in report
It is alert, so as to reach sound and light alarm, make alarm more eye-catching, can more cause the attention of driver or pedestrian.
In order to preferably realize the present invention, further, the wireless communication module be bluetooth module, ZIGBEE modules,
Any of WIFI module, can select one of which according to information transfer demands.
In order to preferably realize the present invention, further, the power module includes power switch button, power switch electricity
Road and power supply and power switch circuit is connected with power switch button, power supply, processor of single chip computer respectively, wherein
Power supply is lithium battery and can charge and dismantle.
In order to preferably realize the present invention, further, controllable baffle plate is made up of reflectorized material, can be by stroboscopic lamp light
Reflex to ground, wherein reflectorized material from the higher material of reflecting rate, it is in need in the case of, plating reflectance coating can be added.
In order to preferably realize the present invention, further, stroboscopic lamp is the quick-fried flash-type stroboscopic lamp of volt.
In order to preferably realize the present invention, further, the signal modulation circuit include voltage stabilizing chip RT9193-33 and
Six axle sensing chip MPU6050, and MPU6050 NC pins 5 are connected with RT9193-33 MPU AD0.
In order to preferably realize the present invention, further, the external equipment can be mobile phone, tablet personal computer, notebook
Deng the mobile device with display function, available for warning message is received, further remind what the driver in driver's cabin occurred
Emergency, additionally it is possible to which instruction stop alarm is sent to control unit by external equipment.
A kind of large-scale passenger-cargo carriage intelligent and safe alarm method, including following steps：
Step S1：Collecting unit carries out information of road surface collection when large-scale passenger-cargo carriage is turned right；
Step S2：The feedback of the information of collection is compared judgement processing to control unit；
Step S3：Through determining there is right-hand rotation region barrier, warning device carries out sound and light alarm and reminds driver and pedestrian；
Step S4：The projection system of warning device projects danger zone on ground by light, reminds driver's careful driving；
Step S5：As large-scale passenger-cargo carriage is turned right, the warning device adjustment danger zone size with six axle sensors, directly
Terminate to right-hand rotation, danger zone disappears, alarm terminates.
In order to preferably realize the present invention, further, collecting unit is human body infrared by gathering in the step S1
Radiation and microwave reflection have detected whether human motion or barrier.
In order to preferably realize the present invention, further, warning device adjustment danger zone specifically leads in the step S5
Cross following steps realization：
Step S51：Six axle sensing modules being arranged in warning device detect inclination angle when large-scale passenger-cargo carriage is turned right；
Step S52：The processor in control unit is controlled by receiving and calculating inclination angular data；
Step S53：Tilt the pwm signal that angular data exports corresponding control steering wheel through processor after processing, and then control flaps
Machine, at the same time, the controllable baffle plate being connected with steering wheel are rotated and telescopic moving with motor, and controllable baffle plate reflects stroboscopic lamp light
Danger zone is formed to ground, because of the area of the flexible i.e. controllable danger zone of controllable baffle plate.
The present invention compared with prior art, with advantages below and beneficial effect：
（1）Turned right by using three axle accelerators with the six axle sensors sensing vehicle that three-axis gyroscope is combined, three axles accelerate
Acceleration on device sensing X/Y/Z axial directions, three-axis gyroscope be respectively induced tilt, tilt forward and back, it is wiggly complete
Orientation multidate information, the data analysis then gathered by single-chip microcomputer calculating six axle sensors of processing goes out the angle that vehicle is turned right
Stroboscopic lamp light can be refracted to ground and formed by size, and then drive servos control controllable plate washer to stretch, the flexible of controllable baffle plate
Variable Area, as danger zone, according to the size of right-hand rotation angular adjustment danger zone, and then remind driver effectively to keep away
Open danger zone.
（2）By using infrared dual-technology detector, detector is the dual technology detector that passive infrared is combined with microwave, no
Only it is capable of the reliability of microwave detector, the advantage unrelated with thermal source and has gathered passive infrared detector without illumination and bright
The characteristics of degree is required, can run round the clock, can precisely detect barrier and pedestrian, greatly reduce rate of false alarm.
（3）Warning system has stroboscopic lamp to aid in high-decibel loudspeaker to realize that acousto-optic integrated is alarmed, and sets up controllable baffle plate by frequency
Flashing light light projection realizes ground hazards region alarm function, wherein stroboscopic lamp is using the quick-fried flash-type stroboscopic lamp of volt, power consumption to ground
Small luminous intensity is measured big, when intensity of sunshine is very strong, the light projection region on ground is still high-visible, to indicate to drive
The person's of sailing safe driving.
（4）, can be with channel radio by being wirelessly transmitted to other by alarm signal by using increasing wireless communication module
The external equipment of news, allows driver also to receive warning message in driver's cabin, has further functioned as the effect of alarm, and
And control instruction to control unit can be transmitted wirelessly to close warning device by external equipment.
Brief description of the drawings
Fig. 1 is theory diagram of the invention.
Fig. 2 is concrete principle block diagram of the invention.
Fig. 3 is intelligent alarm device structural representation of the invention.
Fig. 4 is the sectional view of intelligent alarm device of the present invention
Fig. 5 is the projected area schematic diagram of projection system.
Fig. 6 is schematic diagram after the amplification of projected area.
Fig. 7 is helm control circuit schematic diagram.
Fig. 8 is six axle sensing module circuit theory diagrams.
Fig. 9 is six axle sensing module workflow diagrams.
Wherein, 1, projection system；2nd, audible alarm module；3rd, control unit；4th, dual-mode antenna；5th, controllable baffle plate；6th, frequency
Flashing light；7th, steering wheel；8th, high-decibel loudspeaker；9th, power switch button；10th, lithium battery；11st, infrared dual-technology detector；12nd, single-chip microcomputer
Processor；13rd, wireless communication module；14th, six axle sensing module.
Embodiment
Embodiment 1：
A kind of large-scale passenger-cargo carriage intelligent and safe warning device of the present embodiment, as shown in Figure 1：Mainly include warning device body,
Control unit 3, the signal gathering unit being electrically connected with respectively with control unit 3, radio communication unit, execution unit, power supply mould
Block, wherein, radio communication unit and external equipment wireless telecommunications, its operation principle is：Power module is powered for package unit, so
The action of passenger-cargo carriage right turn and road obstacle situation are gathered by signal gathering unit afterwards, detection data feedback is single to control
The radio communication unit auxiliary that driving execution unit carries out sound and light alarm and set after member 3, the processing feedback information of control unit 3
Remind the driver in driver's cabin to reach and alarm, then light is projected by the projection system 1 of setting by ground and formed
The danger zone of alerting drivers.
Specifically, as shown in Figure 2, Figure 3, Figure 4：Described control unit 3 includes processor of single chip computer 12 and single-chip microcomputer is handled
Device 12 set with warning device body interior, for receive signal gathering unit collection data and processing after send control instruction
To execution unit；The signal gathering unit includes the axle sensing module 14 of infrared dual-technology detector 11 and six, the infrared dual-technology
Detector 11 is that passive infrared adds microwave type detector, is arranged at warning device body surface and electrical with processor of single chip computer 12
Connection, for detecting human motion or barrier；Six axle sensor is set and warning device body interior and and single-chip microcomputer
Processor 12 is electrically connected with, for detecting that vehicle right-hand rotation is acted；The wireless communication module 13 includes dual-mode antenna 4 and signal is received
Transmitting apparatus, dual-mode antenna 4 sets the top with warning device body, and wireless communication module 13 is arranged at warning device body interior
And be electrically connected with processor of single chip computer 12, it is long-range to receive warning message and processing alarm signal for wireless telecommunications external equipment
Breath；The execution unit includes projection system 1 and warning system, and the projection system 1 includes being arranged at warning device this body surface
Stroboscopic lamp 6, controllable baffle plate 5 and the steering wheel 7 being connected installed in warning device body interior with controllable baffle plate 5 in face, and steering wheel 7
Be electrically connected with stroboscopic lamp 6 by drive circuit with processor of single chip computer 12, for auxiliary alarm system carry out flashing light alarm and
Project danger zone.
Embodiment 2：
The present embodiment does further optimization on the basis of embodiment 1, and the projection system 1 detects barrier in signal gathering unit
Light forming region can earthward be projected automatically by hindering after thing, projected area be danger zone to aid in driver's normal driving,
Complete vehicle right-hand rotation and roll danger zone away from.
The danger zone can change with vehicle movement, during vehicle right-hand rotation, pass through infrared dual-technology detector
11 constantly collection surface conditions combine the data that six axle sensing modules 14 detect vehicle right-hand rotation action, and transmitting real-time data is to monolithic
Steering wheel 7 is driven to control controllable baffle plate 5 to block stroboscopic lamp 6 so as to constantly after machine processor 12, the processing data of processor of single chip computer 12
Projected area is adjusted, to indicate that driver safety rolls danger zone away from.
The warning system is audible alarm module 2, including high-decibel loudspeaker 8 and high-decibel loudspeaker 8 are arranged on alarm and filled
Put the surface of body, carry out audible alarm while, stroboscopic lamp 6 can additional alarm, so as to reach sound and light alarm, make alarm
Instruction is more eye-catching, can more cause the attention of driver or pedestrian.
The stroboscopic lamp 6 is lies prostrate quick-fried flash-type stroboscopic lamp, and using quick-fried flash-type stroboscopic lamp is lied prostrate, the small luminous intensity of power consumption is big, i.e.,
Make when intensity of sunshine is very strong, the light projection region on ground is still high-visible.
The wireless communication module 13 is any of bluetooth module, ZIGBEE modules, WIFI module, can be according to information
Transmission demand selects one of which, and minimalist configuration is bluetooth module, and the transmission range of bluetooth module is 10m or so, in driver
In the case of without departing from driver's cabin, communication is not influenceed completely, and information transfer is stable, and network response is very fast, and cost is not high, makes
With also simple.If being required to communication distance, it can realize that information is remote from WIFI or ZIGBEE modules with demand
Transmission.
The power module includes power switch button 9, power switch circuit and power supply and power switch circuit
It is connected respectively with power switch button 9, power supply, processor of single chip computer 12, wherein power supply is lithium battery 10 and can
To charge and dismantle, the lithium battery that simultaneously voltage is 12 volts can be individually powered to device, it is easy to use, and being capable of volume
Very little, it is not necessary to take more spaces.
The controllable baffle plate 5 is made up of reflectorized material, can by the light reflection of stroboscopic lamp 6 to ground, reflectorized material it is anti-
The higher the better for light rate, and can plate one layer of reflectance coating if necessary, to strengthen reflectivity.
The external equipment can be the mobile device that mobile phone, tablet personal computer, notebook etc. carry display function, alarm signal
Breath can be shown on a display screen, and can send the instruction of stop alarm to release alarm condition to warning device.
The signal modulation circuit includes steady chip RT9193-33 and six axle sensing chip MPU6050, and MPU6050
NC pins 5 are connected with RT9193-33 and MPU AD0.
Embodiment 3：
A kind of large-scale passenger-cargo carriage intelligent and safe warning device of the present embodiment, wherein, the circuit theory in six axle sensing modules 14
I.e. figure signal modulation circuit is as shown in Figure 8：Signal modulation circuit includes voltage stabilizing chip RT9193-33 and six axle sensing chips
MPU6050, and MPU6050 NC pins 5 are connected with RT9193-33 MPU AD0.It is with single-chip microcomputer annexation：SCL
It is the IIC interfaces of connection processor of single chip computer with SDA, processor of single chip computer controls MPU6050 by this IIC interface, separately
There is an IIC interface outside：AUX_CL and AUX_DA, this interface can be used to connect outside slave unit, such as Magnetic Sensor.
VLOGIC is I/O port voltage, and the pin is minimum can to arrive 1.8V, and we are typically directly connected to VDD.AD0 is from IIC interfaces
Connect the address controlling switch of processor of single chip computer, the lowest order of pin control IIC addresses.If meeting GND, MPU6050's
IIC addresses are：0X68, is 0X69 if meeting VDD, and address here is the lowest order not comprising data transfer, because most
Low level is used for representing read-write.
Its six axles, 14 workflow of sensing module is as shown in Figure 9：Initializing sensor first, is exactly to allow MPU6050 in fact
Internal all registers recover default value, and 1 realization is write by the bit7 to power management registers 0X6B.After reset, power supply pipe
Manage register 1 and recover default value 0X40, the register is then must be provided with for 0X00, to wake up MPU6050, into normal work
State.
By the angular-rate sensor for being arranged on front end（Gyroscope）The data of X-axis Y-axis are gathered with acceleration transducer, and
And store data into memory.Then angular-rate sensor and acceleration transducer are enabled by putting system clock source, this
In judged using SCL clock, again by power management registers 1（0X1B）To set, the register it is minimum
Three are used to set system clock source to select.It is to read MPU6050 accelerometer output valves again, null offset is removed, by certainly
The arithmetic processor of band calculates and obtains angle（Radian）, and by radian degree of changing into.MPU6050 gyroscope output valves are read, are gone
Except null offset, calculating obtains angular speed, and angular speed integral and calculating obtains angle value.It is finally that obtained angle and angular speed is defeated
Enter Kalman filter to be filtered, it is filtered after, and calculate obtain vehicle turn right when inclination angle.
Embodiment 4：
The present embodiment is further on the basis of angle of inclination when embodiment 3 calculates vehicle right-hand rotation by six axle sensing modules 14
The operation principle of its projection system is described in detail, with reference to Fig. 5, Fig. 6 explanation：Driving into right road in vehicle makes, and proceeds by right turn,
Six axle sensors collect the bearing data of car right-hand rotation, and data are transmitted into single-chip microcomputer, and single-chip microcomputer is counted after being handled by internal algorithm
The poor scope of lubrication groove is calculated, then the poor scope of lubrication groove is output as PWM servos control signals after further processing, it is known that steering wheel
Turned position is by control PWM（Pulse width modulation）The dutycycle of signal is realized, therefore the PWM steering wheel controls that pass through generation
Signal processed adjusts the steering angle of steering wheel 7, because steering wheel 7 is connected by gear with baffle plate, so can be with controllable register before
Moving telescopic afterwards, because of the controllable length 17.2cm of baffle plate 5, the setting height(from bottom) of device is 2.2m to 3.0m, can so make projected area
Minimum widith is 17.2cm, and Breadth Maximum is much larger than the poor width of lubrication groove, and length most I in projected area is 0m, then projected area
Area can be changed arbitrarily, and then projected area increases for baffle plate reach, and rear then projected area of moving reduces, and projected area is by two semicircles
With a rectangle composition, then projected area area and the movable proportionate relationship of baffle plate can be calculated, then by the big of lubrication groove difference
The wheelbase * 0.01 of two-wheeled before and after general calculation, lubrication groove difference=steering angle *, calculates the poor size of now lubrication groove, finally according to interior
The poor size controlling baffle plate of wheel moves forward and backward distance, rotation is followed with the right-hand rotation projected area of car, while also projection scope is continuous
Change, the total size finally projected is close with lubrication groove difference area size in figure, and projection scope is red area its energy
Pedestrian and driver are warned away from the region.
Embodiment 5：
A kind of operation principle in the large-scale passenger-cargo carriage intelligent and safe warning device of the present embodiment, its infrared dual-technology detector 11
For：After circuit switches on power, micro-wave resonator circuit is produced, single-frequency amplitude signal is transmitted into space by exterior antenna, produces one
Individual three dimensions microwave protection area, antenna can also receive echo simultaneously.The microwave signal and the frequency of primary signal reflected
Between mix after produce faint frequency shift signal, the signal amplifies through amplifier, amplitude discrimination comparator is sent to after amplification, after comparing
The detection signal of some strength is converted into the different amplitude pulse outputs of width, so as to judge whether institute's detection zone has barrier
Or pedestrian.
Pyroelectric human body infrared sensor for human detection radiation infrared energy change, using two opposite polarities,
The principle that equal-sized interference signal is internally cancelled out each other is compensated sensor, when infrared radiation to sensor
When, pyroelectric sensor is added in two detection members by the Fresnel Lenses before sensor after being focused on, from
And make sensor output voltage signal, and the processing such as it is filtered, amplifies delay, compares to signal, when environment temperature is close to people
During temperature, reported by mistake and additional temperature sensing circuit to reduce.Finally by infrared and microwave detector signal be input to one or
Door, is all considered as useful signal for low level by input, so only can just export low level when being all low level, play common
The effect of detection.
The drive circuit of steering wheel 7 is as shown in Figure 7：7.2V supply voltage is accessed, needs a peripheral voltage change-over circuit will
Supply voltage is converted to the V of operating voltage 6 of steering wheel 7, by using LM2596 electric current output buck switching mode integrated voltage-stabilized cores
Piece, with linear and load regulation characteristic well, tunable versions can export the various voltages less than 37V, and can be real
Existing frequency of oscillation error is in the range of ± 15%；Only 80 μ A standby current can be used, outside power-off is realized, and with self
Protection circuit, so greatly simplifies the design of switching power circuit, and electric current carries out rectification etc. by commutation diode again
Reason, finally exports 6V voltage to PWM, by controlling PWM outputs to adjust the steering angle of steering wheel 7.
Embodiment 6：
A kind of large-scale passenger-cargo carriage intelligent and safe alarm method of the present embodiment, its specific work process is：First security alarm is filled
Put installed in vehicle right side, allow power supply to be powered equipment switch opening, turned right when six axle sensors detect vehicle, frequency
Flashing light 6 is lighted immediately to be opened immediately with infrared dual-technology detector 11, and by controllable baffle plate 5 by light projection to ground, be able to
Show risk range, risk range be a red area it can warn pedestrian and driver away from the region, six axle sensors
The car right-hand rotation bearing data detected is transmitted to processor of single chip computer 12, processor of single chip computer 12 controls steering wheel by program setting
7 steering angle, and then the movable of controllable baffle plate 5 is adjusted, so as to change the scope of ground projecting light, work as infrared dual-technology
When detector 11 has detected barrier in danger zone, triggering high-decibel speaker sound alarm, stroboscopic lamp 6 does not stop flicker report
It is alert, while wireless communication module sends alarm signal to external equipment, it is possible to which by peripheral equipment control, it is alarmed, when avoiding
Just audible alarm and stroboscopic lamp 6 are closed during barrier and stops flicker, and risk range continued to project ground, until detecting
Turn right and terminate to close detection and stop projection.
It is described above, be only presently preferred embodiments of the present invention, any formal limitation not done to the present invention, it is every according to
According to the present invention technical spirit above example is made any simple modification, equivalent variations, each fall within the present invention protection
Within the scope of.
Claims (10)
1. a kind of large-scale passenger-cargo carriage intelligent and safe warning device, including warning device body, it is characterised in that：Also include control single
Member（3）And respectively with control unit（3）The signal gathering unit of electric connection, radio communication unit, execution unit, power supply mould
Block；
Described control unit（3）For for receive signal gathering unit collection data and processing after send control instruction to execution
The processor of single chip computer of unit（12）And processor of single chip computer（12）It is arranged at warning device body interior；
The signal gathering unit includes the infrared dual-technology detector for being used to detect human motion or barrier（11）With for examining
Six axle sensing modules of measuring car right-hand rotation action（14）；The infrared dual-technology detector（11）For passive infrared/microwave type detection
Device, is arranged at warning device body surface and and processor of single chip computer（12）It is electrically connected with；The six axles sensing module（14）Bag
Six axle sensors and signal modulation circuit are included, six axle sensors are arranged at warning device body interior and by signal modulation circuit
With processor of single chip computer（12）It is electrically connected with；
The wireless communication module（13）Including the dual-mode antenna for receiving and launching wireless signal（4）With it is wireless for handling
The signal receiving/transmission device of signal, dual-mode antenna（4）It is arranged at the top of warning device body, wireless communication module（13）It is arranged at
Warning device body interior and and processor of single chip computer（12）It is electrically connected with；
The execution unit includes projection system（1）And warning system, the projection system（1）Including being arranged at warning device sheet
The stroboscopic lamp in body surface face（6）, controllable baffle plate（5）And installed in warning device body interior and controllable baffle plate（5）The rudder of connection
Machine（7）, and steering wheel（7）With stroboscopic lamp（6）Pass through drive circuit and processor of single chip computer respectively（12）It is electrically connected with.
2. a kind of large-scale passenger-cargo carriage intelligent and safe warning device according to claim 1, it is characterised in that：The controllable gear
Plate（5）It is arranged at stroboscopic lamp（6）Outside, and with for controlling controllable baffle plate（5）Flexible steering wheel（7）Connection.
3. a kind of large-scale passenger-cargo carriage intelligent and safe warning device according to claim 2, it is characterised in that：The controllable gear
Plate（5）It is made up of reflectorized material.
4. a kind of large-scale passenger-cargo carriage intelligent and safe warning device according to claim 1, it is characterised in that：The stroboscopic lamp
（6）To lie prostrate quick-fried flash-type stroboscopic lamp.
5. a kind of large-scale passenger-cargo carriage intelligent and safe warning device according to claim 1, it is characterised in that：The alarm system
Unite as audible alarm module（2）, audible alarm module（2）For installed in the high-decibel loudspeaker on the surface of warning device body（8）.
6. a kind of large-scale passenger-cargo carriage intelligent and safe warning device according to claim 1, it is characterised in that：The power supply mould
Block includes power switch button（9）, power switch circuit and power supply, power switch circuit respectively with power switch button
（9）, power supply, processor of single chip computer（12）Connection, wherein power supply are detachable, rechargeable lithium battery
（10）.
7. a kind of large-scale passenger-cargo carriage intelligent and safe warning device according to claim 1, it is characterised in that：The signal is adjusted
Circuit processed includes voltage stabilizing chip RT9193-33 and six axle sensing chip MPU6050, and MPU6050 NC pins 5 and RT9193-
33 MPU AD0 pins are connected.
8. a kind of large-scale passenger-cargo carriage intelligent and safe alarm method, it is characterised in that：Including following steps：
Step S1：Collecting unit carries out information of road surface collection when large-scale passenger-cargo carriage is turned right；
Step S2：The feedback of the information of collection is to control unit（3）It is compared judgement processing；
Step S3：Through determining there is right-hand rotation region barrier, warning device carries out sound and light alarm and reminds driver and pedestrian；
Step S4：The projection system of warning device（1）Danger zone is projected by light on ground, reminds driver carefully to drive
Sail；
Step S5：As large-scale passenger-cargo carriage is turned right, the warning device adjustment danger zone size with six axle sensors, directly
Terminate to right-hand rotation, danger zone disappears, alarm terminates.
9. a kind of large-scale passenger-cargo carriage intelligent and safe alarm method according to claim 8, it is characterised in that：The step S1
Middle collecting unit has detected whether human motion or barrier by gathering human body infrared beta radiation and microwave reflection.
10. a kind of large-scale passenger-cargo carriage intelligent and safe alarm method according to claim 8, it is characterised in that：The step
Warning device adjustment danger zone is realized especially by following steps in S5：
Step S51：It is arranged at six axle sensing modules in warning device（14）Detect inclination angle when large-scale passenger-cargo carriage is turned right；
Step S52：Control control unit（3）In processor by receiving and calculating inclination angular data；
Step S53：Tilt angular data and export corresponding control steering wheel after processing through processor（7）Pwm signal, and then control
Steering wheel（7）, at the same time, with steering wheel（7）The controllable baffle plate being connected（5）Rotated and telescopic moving, controllable baffle plate with motor（5）
Reflect stroboscopic lamp（6）Light forms danger zone to ground, because of controllable baffle plate（5）Flexible i.e. controllable danger zone face
Product.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710517942.0A CN107139836A (en) | 2017-06-29 | 2017-06-29 | A kind of large-scale passenger-cargo carriage intelligent and safe warning device and method |
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| CN201710517942.0A CN107139836A (en) | 2017-06-29 | 2017-06-29 | A kind of large-scale passenger-cargo carriage intelligent and safe warning device and method |
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| CN107139836A true CN107139836A (en) | 2017-09-08 |
Family
ID=59785436
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| CN201710517942.0A Pending CN107139836A (en) | 2017-06-29 | 2017-06-29 | A kind of large-scale passenger-cargo carriage intelligent and safe warning device and method |
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Application publication date: 20170908 |