CN201607825U - Device for monitoring and warning pedestrians on zebra crossing - Google Patents
Device for monitoring and warning pedestrians on zebra crossing Download PDFInfo
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- CN201607825U CN201607825U CN2010200497558U CN201020049755U CN201607825U CN 201607825 U CN201607825 U CN 201607825U CN 2010200497558 U CN2010200497558 U CN 2010200497558U CN 201020049755 U CN201020049755 U CN 201020049755U CN 201607825 U CN201607825 U CN 201607825U
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Abstract
The utility model relates to a device for monitoring and warning pedestrians on a zebra crossing. The using effect of the existing device is poor. For solving the problem, the device comprises a pedestrian monitoring device, a control box and signal lamps, wherein the pedestrian monitoring device comprises two groups of trigger gates respectively arranged at the starting point and terminal of the zebra crossing; each group of trigger gates comprise a laser transmitting column and a laser receiving column which are arranged on the sidewalk and respectively arranged at two ends of the zebra crossing; and the laser transmitting column of the each group of trigger gates transmits laser beams and the laser receiving column receives the laser beams. When the pedestrians pass through the trigger gates, the laser beams are cut off; two signal lamps are respectively distributed at two sides of the zebra crossing; and the control box is arranged on an electric pole of the sidewalk. In the utility model, pedestrian monitoring systems are arranged at two ends of the zebra crossing, and the function of in and out direction judgement is added for each group of pedestrian monitoring system, therefore the operating efficiency of the system is improved. The utility model is beneficial to remind the driver of keeping off and reduce the hidden trouble of the traffic accidents.
Description
Technical field
The utility model belongs to laser detection and field of information transmission, specifically is a kind of Zebra crossing pedestrian monitoring and warning device.
Background technology
Growing along with society, the vehicle that travels on the urban road is more and more; Though the part zebra stripes are attached with pedestrian's traffic lights, the pedestrian still becomes more and more dangerous in jaywalk (even on zebra stripes).Under the situation bad when weather, that the colour of sky is darker, when running into the vehicle of driving over the speed limit, vehicles running red light and violation lane change vehicle, the pedestrian passes zebra stripes and becomes especially dangerous.Even the driver has found the pedestrian on the zebra stripes in closer distance sometimes, also usually can't in time dodge because the reaction time is not enough or sight line is clear inadequately.In addition,, block middle lane driver's sight line easily, have potential safety hazard when the pedestrian passes through zebra stripes, be prone to accidents because the track of oversize vehicles such as present city bus generally is positioned on the roadside.Therefore at present urban traffic road safety has pressed for a kind of safe zebra stripes system, and this system has or not pedestrian's information on just can be with zebra stripes outside the safe distance, clearly informs passing driver.
On the other hand, though owing to many-sided reason, at present the pedestrian of passing road does not attach great importance to for whether walking zebra stripes in the city; Yet the zebra stripes system that a kind of safety coefficient is higher can improve the trust of pedestrian to road zebra crossing undoubtedly, makes the pedestrian more be ready to walk zebra stripes when jaywalk; And then reduce the hidden danger that traffic hazard takes place, improve the efficient and the harmony of promoting social stability of road traffic.
China's utility model patent 200620008409 (open day is on 03 05th, 2006) discloses a kind of sun power zebra stripes signal lamp.This device is made up of two lamp stands, and a lamp stand is equipped with infrared transmitting device, and another lamp stand is equipped with receiving trap; Whether ultrared blocking judged the switching of controlling solar energy signal lamp and caution sound according to the pedestrian.This device does not refer in detail to the operation starting time of system and closes working time, so the service efficiency of total system is lower.The second, this installs only a voucher infrared laser transmitter and the work of single infrared laser receptacle seat pedestrian monitoring, can not judge that the pedestrian is into or comes out zebra stripes, makes that the False Rate of total system is higher.The 3rd, this device is installed on lamp stand with signal lamp and hangs on number formulary rice on the road surface, allows the driver that itself and traffic lights are obscured easily, plays very significantly warning function can not for the vehicular traffic driver.
Summary of the invention
The purpose of this utility model is to overcome deficiency of the prior art, and a kind of Zebra crossing pedestrian monitoring and warning device is provided, and helps pedestrains safety, passes through zebra stripes easily; Help the driver to find pedestrian on the zebra stripes in time simultaneously.
The utility model comprises pedestrian monitoring device, control enclosure and signal lamp.
Described pedestrian monitoring device comprises that branch is located at two groups of trigger gates of zebra stripes starting point and terminal point; Every group of trigger gate comprises and is arranged on the walkway and divides a Laser emission post and laser pick-off post that is located at the zebra stripes two ends, the Laser emission post of every group of trigger gate is launched laser beam, is received laser beam by the laser pick-off post, just cuts off this laser beam when the pedestrian passes trigger gate; Two row signal lamps are arranged in the both sides of zebra stripes respectively, on the electric pole on the walkway that control enclosure is placed in.
Each Laser emission post comprises generating laser and laser transmission circuit; Generating laser comprises the optical shaping lens group of laser bodies and laser instrument outlet; Laser transmission circuit comprises emitter driver circuitry, emission post wireless communication module and emission accessory circuit.
Each laser pick-off post comprises two laser pickoffs and the laser pick-off circuit of horizontally set; Laser pickoff comprises the infrared laser sensor, places infrared laser sensor narrow band filter slice and laser convergence mirror before; The laser pick-off circuit comprises outer receiver driving circuit and interior receiver driving circuit, direction logic judging circuit, the reception post wireless communication module that is connected with two laser pickoffs respectively and receives accessory circuit.
Described control enclosure comprises box body and lid; Be provided with electricity-saving appliance in the box body, electric power provides module, master controller, reserve battery module, protects total lock, electric wire connecting junction; Power consumption when electricity-saving appliance is used to reduce the total system operation; Electric power provides module to provide power supply for system; Master controller comprises that parameter is provided with keyboard and LCDs; The reserve battery module provides standby power supply for total system; Electric wire connecting junction is used to insert power cable and is connected with ground wire.
Master controller comprises that central processing unit, parameter are provided with module, signal lamp driver module, clock module, controller wireless communication module; The time of clock module control total system; The signal lamp driver module connects central processing unit and signal lamp, is used for the drive signal lamp; Parameter is provided with module and is connected with central processing unit, is used to revise the driving parameters of signal lamp driver module; The controller wireless communication module is connected with central processing unit, is used for and emission post wireless communication module and receive communicating by letter of post wireless communication module.
Described road surface signal lamp comprises signal lamp pedestal, LED lamp array and refracting prisms; The signal lamp pedestal is fixed in the hole on road surface, and submerge road pit and hole, the first half of the latter half of signal lamp pedestal is exposed on the road surface; LED lamp array is arranged in the signal lamp pedestal, and refracting prisms are arranged on the signal lamp base-plates surface.
The utility model is realized simple, and laser transmission circuit, the laser pick-off circuit of finishing corresponding function all belong to proven technique, and those of ordinary skills utilize existing knowledge all can realize; Generating laser, laser pickoff and signal lamp belong to the common article of daily life, are easy to buy in commercial network.Master controller in the control enclosure and signal lamp driver module all adopt ripe product, as 80C51 single-chip microcomputer series commonly used, Ling Yang single-chip microcomputer SPCE061 series etc.Radio communication circuit can adopt the wireless transmission chip of companies such as ATMEL, NORDIC.
The utility model more helps reminding the driver to note dodging, and reduces hidden peril of accident, reminds on the one hand at a distance the vehicular traffic driver notes the deceleration form, dodges the pedestrian, also reminds the pedestrian of jaywalk should walk zebra stripes on the other hand.The utility model adopts the method that the signal warning lamp is installed on zebra stripes, make the driver of middle lane also can find the pedestrian on the zebra stripes when left and right sides sight line all is blocked.
The utility model adopts and at the zebra stripes two ends pedestrian monitoring system to be set, and every cover pedestrian monitoring system increased the turnover direction and judge, has improved the efficient of system's operation.The utility model can be selected by solar panel power supply and road lamp system power supply dual mode, has expanded the applied environment of total system.
Description of drawings
Fig. 1 is the utility model synoptic diagram;
Fig. 2 is a pedestrian monitoring schematic representation of apparatus among Fig. 1;
Fig. 3 is the utility model laser transmission circuit structured flowchart;
Fig. 4 is the utility model laser pick-off circuit structure block diagram;
Fig. 5 is the synoptic diagram of control enclosure among Fig. 1;
Fig. 6 is a master controller structured flowchart among Fig. 5;
Fig. 7 is the structural representation of signal lamp among Fig. 1.
Embodiment
As shown in Figure 1, a kind of Zebra crossing pedestrian monitoring and warning device comprises pedestrian monitoring device, control enclosure and signal lamp.
The pedestrian monitoring device comprises that branch is located at two groups of trigger gates of zebra stripes 105 starting points and terminal point.Every group of trigger gate comprises and is arranged on the walkway 106 and divides a Laser emission post 101 and laser pick-off post 102 that is located at zebra stripes 105 two ends.The Laser emission post 101 emission laser beams 205 of every group of trigger gate, and, when the pedestrian passes trigger gate, just cut off laser beam 205 by 102 receptions of laser pick-off post, the pedestrian monitoring device just sends trigger pip to control enclosure 104.Two row signal lamps 103 are arranged in the both sides of zebra stripes 105 respectively, and lamp body is partially submerged into ground.On the electric pole 107 on the walkway 106 that control enclosure 104 is placed in.Road at two tracks in the present embodiment is equipped with 8 signal lamps 103 altogether, Laser emission post 101, laser pick-off post 102, signal lamp 103 and control enclosure 104 rely on solar panel or street lamp power system power supply, and adopt wireless module communication each other.
Shown in Fig. 2,3 and 4, each Laser emission post 101 comprises generating laser 201 and laser transmission circuit 203 two parts.Generating laser 201 comprises the optical shaping camera lens of laser bodies and laser instrument outlet.Laser transmission circuit 203 comprises emitter driver circuitry 301, emission post wireless communication module 302 and emission accessory circuit 303.In working order down, the emission post wireless communication module 302 of control enclosure 104 in laser transmission circuit 203 transmits, emission post wireless communication module 302 orders emitter driver circuitry 301 to start generating laser 201, the laser signal of generating laser 201 launch pulse sequences after receiving signal; Emission accessory circuit 303 inserts power supply and route protection for laser transmission circuit 203 provides.Laser bodies adopts the LED of 940nm, and LED physical dimension is φ 5mm, and emissive power is 20mwsr; First short burnt biconvex singlet lens of the optical shaping mirror of laser instrument outlet, the D of biconvex singlet lens: F=1: 1.2.Emitter driver circuitry 301 is mainly generating laser 201 repetition frequency 10KHz is provided, the electric pulse drive signal of dutycycle position 0.1; Emission post wireless communication module 302 adopts the CC1100 wireless communication module; Emission accessory circuit 303 provides connection terminal, inserts power supply, circuit current cutting protection and ground wire etc. for laser transmission circuit 203.In working order down, emission post wireless communication module 302 transmit coded signals of control enclosure 104 in laser transmission circuit 203, emission post wireless communication module 302 receives correct coded signal post command emitter driver circuitry 301 and starts generating laser 201, and emission repetition frequency 10KHz, dutycycle is 0.1 laser pulse sequence signal.
Each laser pick-off post 102 comprises two laser pickoffs 202 and the laser pick-off circuit 204 of horizontally set.Laser pickoff 202 comprises the infrared laser sensor, places infrared laser sensor narrow band filter slice and laser convergence mirror before, the infrared laser sensor adopts infrared receiving tube, spectral response range is at 500nm～1000nm, in the corresponding sensitivity at 940nm place about 80%.In order to improve signal to noise ratio (S/N ratio), the front mounting center wavelength of infrared receiving tube is the narrow band filter slice of 940nm, and the filtering spectral width is 10nm.The narrow band filter slice front is placed short burnt biconvex convergent lens again, the D of biconvex singlet lens: F=1: 1.2, and convergent lens is used to increase the receiving light power on the infrared receiving tube on the one hand; Reduce the field angle of accepting of infrared receiving tube on the other hand, and then improve the accuracy of judging.Laser pick-off circuit 204 comprises outer receiver driving circuit 401 and interior receiver driving circuit 402, direction logic judging circuit 403, the reception post wireless communication module 404 that is connected with two laser pickoffs 202 respectively and receives accessory circuit 405.In working order down, the reception post wireless communication module 404 of control enclosure 104 in laser pick-off circuit 204 transmits, and makes outer receiver driving circuit 401 and interior receiver driving circuit 402, direction logic judging circuit 403 in running order.Receive accessory circuit 405 and insert power supply and route protection for laser pick-off circuit 204 provides.
As illustrated in Figures 5 and 6, control enclosure 104 comprises box body 501 and lid 502, and box body 501 and lid 502 provide the water-proof function of IP65 for control enclosure 104.Be provided with electricity-saving appliance 503, electric power in the box body 501 module 504, master controller 505, reserve battery module 506, the total lock 507 of protection, electric wire connecting junction 508 are provided.Electricity-saving appliance 503 is mainly used in the power consumption when reducing the total system operation, can reduce the operation power consumption of whole system 20%～30% approximately, present embodiment electricity-saving appliance 503 adopts homemade " middle electrical equipment " company's device, change by detected phase, floating voltage electric current, the peak regulation step-down has power and reactive power thereby save.Electric power provides module 504 for system provides power supply, is used for the 220V civil power is changed the system power supply of 12V or directly inserted solar panel as power supply; Master controller 505 by parameter keyboard is set and LCDs is provided with parameter, is used for the parameter optimization of total system; Reserve battery module 506 provides standby power supply for total system, when the outage of external civil power or solar panel exhaust, the system that keeps continues operation, present embodiment reserve battery module 506 adopts well behaved 4 lithium batteries, in the time of external mains supply or solar panel outage, still can continue to keep system works 20 hours.When total system make mistakes or electric current by circuit is excessive, short circuit etc. in emergency circumstances, protect total lock 507 to disconnect and avoid system to suffer more severe impairment.Electric wire connecting junction 508 adopts many mouthfuls of connection terminals, is mainly used in the access power lead and is connected with ground wire.
As shown in Figure 7, road surface signal lamp 103 comprises signal lamp pedestal 701, LED lamp array 702 and refracting prisms 703.Signal lamp pedestal 701 is fixed in the hole on road surface, and submerge road pit and hole, the first half of the latter half of signal lamp pedestal 701 is exposed on the road surface; LED lamp array 702 is arranged in the signal lamp pedestal 701, and refracting prisms 703 are arranged on signal lamp pedestal 701 surfaces.Power lead inserts from signal lamp pedestal 701 bottoms.LED lamp array 702 mainly is the place that the LED lamp is installed, and each LED lamp array 702 is equipped with 9 LED lamps; The LED lamp is by yellow, and white and redness are available.Refracting prisms 703 main effects are places that the light of 9 LED is seen easily by refraction arrival driver, and the angle on light path and ground is between 0.01rad～0.1rad approximately.LED lamp array 702 light of signal lamp 103 are towards the come direction of visual lines of vehicle drivers of main aligning.After signal lamp 103 installed, integral body was exposed part height on the face of land less than 14mm.
The utility model device is formed simple, can directly adopt the commercial goods as ingredient.Available 8 or 16 single-chip microcomputers such as the direction logic judging circuits 403 in the central processing unit 601 in the control enclosure 104, signal lamp driver module 603 and the laser pick-off circuit 204 are realized, as 80C51 single-chip microcomputer series commonly used, Ling Yang single-chip microcomputer SPCE061 series etc.Wireless data transfer module can adopt the wireless transmission chip of companies such as ATMEL, NORDIC, also can adopt the supporting nRF2401 wireless transmission module of Ling Yang company and SPCE061.Generating laser 201 is made up of common infrared diode or laser LD, the laser pickoff 202 optional photoelectric cells of using.
The wireless data transfer module that uses in the utility model system should be operated in international public use frequency range, so that use and frequency configuration.Simultaneously, owing to can produce the phase mutual interference aloft, when the communication pattern of design wireless communication module and control enclosure 104 and pedestrian detecting system, should consider this problem with the frequency radio-circuit.Solution is many, as uses frequency hopping: when two pedestrian detection communicate by letters with control enclosure 104 simultaneously and produced when conflicting, the pedestrian monitoring system can adopt method such as binary exponential backoff algorithm to prevent to take place once more communication contention aware.The infrared data transmission carrier frequency of using in the utility model system is optional with industry carrier frequency commonly used, as 38KHz, to make things convenient for selecting for use of electron device.
Claims (1)
1. a Zebra crossing pedestrian monitoring and warning device comprises pedestrian monitoring device, control enclosure and signal lamp, it is characterized in that:
Described pedestrian monitoring device comprises that branch is located at two groups of trigger gates of zebra stripes starting point and terminal point; Every group of trigger gate comprises and is arranged on the walkway and divides a Laser emission post and laser pick-off post that is located at the zebra stripes two ends, the Laser emission post of every group of trigger gate is launched laser beam, is received laser beam by the laser pick-off post, just cuts off this laser beam when the pedestrian passes trigger gate; Two row signal lamps are arranged in the both sides of zebra stripes respectively, on the electric pole on the walkway that control enclosure is placed in;
Each Laser emission post comprises generating laser and laser transmission circuit; Generating laser comprises the optical shaping lens group of laser bodies and laser instrument outlet; Laser transmission circuit comprises emitter driver circuitry, emission post wireless communication module and emission accessory circuit;
Each laser pick-off post comprises two laser pickoffs and the laser pick-off circuit of horizontally set; Laser pickoff comprises the infrared laser sensor, places infrared laser sensor narrow band filter slice and laser convergence mirror before; The laser pick-off circuit comprises outer receiver driving circuit and interior receiver driving circuit, direction logic judging circuit, the reception post wireless communication module that is connected with two laser pickoffs respectively and receives accessory circuit;
Described control enclosure comprises box body and lid; Be provided with electricity-saving appliance in the box body, electric power provides module, master controller, reserve battery module, protects total lock, electric wire connecting junction; Power consumption when electricity-saving appliance is used to reduce the total system operation; Electric power provides module to provide power supply for system; Master controller comprises that parameter is provided with keyboard and LCDs; The reserve battery module provides standby power supply for total system; Electric wire connecting junction is used to insert power cable and is connected with ground wire;
Master controller comprises that central processing unit, parameter are provided with module, signal lamp driver module, clock module, controller wireless communication module; The time of clock module control total system; The signal lamp driver module connects central processing unit and signal lamp, is used for the drive signal lamp; Parameter is provided with module and is connected with central processing unit, is used to revise the driving parameters of signal lamp driver module; The controller wireless communication module is connected with central processing unit, is used for and emission post wireless communication module and receive communicating by letter of post wireless communication module;
Described road surface signal lamp comprises signal lamp pedestal, LED lamp array and refracting prisms; The signal lamp pedestal is fixed in the hole on road surface, and submerge road pit and hole, the first half of the latter half of signal lamp pedestal is exposed on the road surface; LED lamp array is arranged in the signal lamp pedestal, and refracting prisms are arranged on the signal lamp base-plates surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200497558U CN201607825U (en) | 2010-01-12 | 2010-01-12 | Device for monitoring and warning pedestrians on zebra crossing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200497558U CN201607825U (en) | 2010-01-12 | 2010-01-12 | Device for monitoring and warning pedestrians on zebra crossing |
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| CN201607825U true CN201607825U (en) | 2010-10-13 |
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| CN2010200497558U Expired - Fee Related CN201607825U (en) | 2010-01-12 | 2010-01-12 | Device for monitoring and warning pedestrians on zebra crossing |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102509089A (en) * | 2011-11-29 | 2012-06-20 | 青岛科技大学 | Method for recognizing zebra crossing and measuring zebra crossing distance based on line-by-line scanning |
| CN104217587A (en) * | 2014-09-29 | 2014-12-17 | 倪明琨 | Traffic signal warning indicator |
| CN104269068A (en) * | 2014-10-17 | 2015-01-07 | 曹凯 | People-vehicle cooperative security system for pedestrians and right-turn vehicles at intersection |
| CN104278648A (en) * | 2014-08-12 | 2015-01-14 | 青岛创铭新能源有限公司 | Solar intelligent zebra crossing device |
| CN106245552A (en) * | 2016-07-24 | 2016-12-21 | 朱增伟 | A kind of amber light frame above zebra crossing |
| CN106327860A (en) * | 2016-11-03 | 2017-01-11 | 姚涛 | Safety traffic intelligent voice prompt system |
| CN110136482A (en) * | 2019-05-27 | 2019-08-16 | 上海海事大学 | A kind of pedestrian's early warning system |
-
2010
- 2010-01-12 CN CN2010200497558U patent/CN201607825U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102509089A (en) * | 2011-11-29 | 2012-06-20 | 青岛科技大学 | Method for recognizing zebra crossing and measuring zebra crossing distance based on line-by-line scanning |
| CN102509089B (en) * | 2011-11-29 | 2013-06-19 | 青岛科技大学 | Method for recognizing zebra crossing and measuring zebra crossing distance based on line-by-line scanning |
| CN104278648A (en) * | 2014-08-12 | 2015-01-14 | 青岛创铭新能源有限公司 | Solar intelligent zebra crossing device |
| CN104217587A (en) * | 2014-09-29 | 2014-12-17 | 倪明琨 | Traffic signal warning indicator |
| CN104269068A (en) * | 2014-10-17 | 2015-01-07 | 曹凯 | People-vehicle cooperative security system for pedestrians and right-turn vehicles at intersection |
| CN106245552A (en) * | 2016-07-24 | 2016-12-21 | 朱增伟 | A kind of amber light frame above zebra crossing |
| CN106245552B (en) * | 2016-07-24 | 2018-08-24 | 马千里 | A kind of amber light frame above zebra stripes |
| CN106327860A (en) * | 2016-11-03 | 2017-01-11 | 姚涛 | Safety traffic intelligent voice prompt system |
| CN110136482A (en) * | 2019-05-27 | 2019-08-16 | 上海海事大学 | A kind of pedestrian's early warning system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101013 Termination date: 20130112 |