CN201526018U - Intersection auxiliary equipment for preventing motor vehicle from running red light - Google Patents
Intersection auxiliary equipment for preventing motor vehicle from running red light Download PDFInfo
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- CN201526018U CN201526018U CN2009202083253U CN200920208325U CN201526018U CN 201526018 U CN201526018 U CN 201526018U CN 2009202083253 U CN2009202083253 U CN 2009202083253U CN 200920208325 U CN200920208325 U CN 200920208325U CN 201526018 U CN201526018 U CN 201526018U
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- stepper motor
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Abstract
The utility model discloses intersection auxiliary equipment for preventing a motor vehicle from running a red light, which comprises a signal lamp state collection and motor control module, a stepping motor drive module, a stepping motor module and a vehicle stopping rail, wherein the signal lamp state collection and motor control module collects a current state of a traffic lamp and calculates information such as the rotation angle, the rotation direction, the rotation speed and the like of a stepping motor so as to form a time sequence pulse used for controlling a stepping motor driver; the stepping motor drive module converts received pulse signals into control signals which can be identified by the stepping motor, and the control signals drive the stepping motor to move so as to drive the vehicle stopping rail to lift; and a columnar vehicle stopping rail is installed vertical to the ground, is embedded underground when a green light turns on, starts to rise when a yellow light flashes, completely rises when the red light turns on to block the motor vehicle and descends underground again when the green light turns on so as to lead the motor vehicle to normally pass through. On the premise of changing the current traffic guidance equipment as little as possible, the intersection auxiliary equipment prevents the motor vehicle from running the red light, ensures the safety of pedestrians and lowers the occurrence of traffic accident.
Description
Technical field:
The utility model relates to controls the railing lifting supporting facility of keeping off a car, and particularly prevents the facility that motor vehicle makes a dash across the red light.
Background technology:
Along with China's rapid economy development, China's vehicle guaranteeding organic quantity constantly increases.Particularly for big and medium-sized cities, situation is all the more so.With respect to the fast development of motor vehicle, it is slow a lot of that the construction of urban road and the rate of expansion in city are then wanted.So just make China's traffic accident incidence increase year by year, particularly at road cross, many drivers cause personnel and material damage having a mind to or be not intended to have rushed red light under the situation of (drunk, absent minded lamp).
There is a lot of local traffic control department to recognize this problem now, camera monitoring system has been installed at increasing crossing.But camera monitoring system need with the traffic control IDNet Inter Departmental Net, this just relates to the routing problem of holding wire, workload is very big; In addition, the vehicle license that has a lot of vehicles deliberately car plate to be blocked, uses stained car plate make to take is beyond recognition, and can't take in the bad place of light at all and to know vehicle license.
The utility model content:
The utility model is at the above-mentioned existing preventing motor-vehicle defective of system of making a dash across the red light, and a kind of system design scheme that can convenient, flexible prevention motor vehicle makes a dash across the red light is provided.The utility model also can be used for access, private residence district, Parking Fee Booth and other need carry out the place of parking checking to motor vehicle except that being applied in the traffic route crossing.
In order to achieve the above object, the technical scheme that the utility model adopted:
Preventing motor-vehicle supporting facility of making a dash across the red light in a kind of crossing comprises control circuit, signal lamp, the railing of keeping off a car, signalization lamp state acquisition and motor control module, stepper motor driver module, stepper motor module.Signal lamp state acquisition and motor control module acquired signal lamp status information, and, control the railing vertical lift of keeping off a car according to traffic state information generation motor drive signal, reach the purpose that prevents that motor vehicle from making a dash across the red light.
Signal lamp state acquisition and motor control module are made up of single-chip microcomputer, peripheral circuit as mentioned above, and this peripheral circuit comprises voltage transformation module and power amplifier module composition.The signal input part of single-chip microcomputer is connected to the signal output part of voltage transformation module by signal control line, and its signal output part connects power amplifier module input; The input of stepper motor driver is connected to the output of power amplifier module by signal control line.
A kind of crossing preventing motor-vehicle that the utility model provides supporting facility of making a dash across the red light, adopted a scheme easy, practical, that use is flexible, cost performance is high, by the single-chip microcomputer that technology is very ripe whole system is controlled, improve the mean free error time of system, reduced the exploitation and the use cost of system.
This supporting facility is travelled to pedestrian and bicycle does not have influence.
Description of drawings:
Further specify the utility model below in conjunction with the drawings and specific embodiments.
Fig. 1 is a system architecture schematic diagram of the present utility model;
Fig. 2 is a control circuit schematic diagram of the present utility model;
Fig. 3 is a special crossing device scheme of installation.
Number in the figure:
1, voltage transformation module 2, single-chip microcomputer 3, power amplifier module 4, stepper motor driver module 5, stepper motor module 6, the railing of keeping off a car
In order to make realization technological means of the present utility model, creation characteristic, to reach purpose and effect is easy to understand,, further set forth the utility model below in conjunction with concrete diagram.
The specific embodiment:
Adopt the compatible single-chip microcomputer of 80C51 series as miniature master controller in the existing scheme of the utility model, because of it has the job stability height, antijamming capability is strong, with low cost and programming realizes advantages such as simple.Realize for native system, select STC89C54RD+ model single-chip microcomputer for use, only do not use this model single-chip microcomputer but do not limit to.For railing, its quality should be about 20 kilograms according to a preliminary estimate, through test, the stepper motor of 400W left and right sides power compares balance aspect driving railing and power consumption, so system uses DX85BYGH450A (450W) stepper motor and supporting driver BQM241A to drive the railing motion.Certainly, system does not limit to the combination of using this motor and driver equally.
Single-chip microcomputer regularly (very little at interval) is gathered current traffic light status, supposes that R, Y, G represent red light, amber light and green light respectively.T1 constantly and T2 collect current state and institute constantly and do and react as follows:
R-＞Y: fall railing, allow motor vehicle pass through;
Y-＞G: fall railing, allow motor vehicle pass through;
G-＞Y: rise railing, block motor vehicle;
Y-＞R: rise railing, block motor vehicle.
Single-chip microcomputer is according to above-mentioned information transmission timing pulse signal, and the control step motor driver is worked.Stepper motor driver changes the time sequential pulse that single-chip microcomputer sends into signal that stepper motor can be discerned, and drive motors rotates.According to various places traffic lights conversion time and traffic lights conversion regime, can suitably adjust the frequency that single-chip microcomputer sends pulse.For example: 1. change under the very short situation of red light (or green light) time at amber light, can improve the frequency that single-chip microcomputer sends control impuls, accelerate the rotating speed of stepper motor; 2. the some places red light transfers in the process of green light amber light to and can not light, and so just need know the time that red light is lighted, so that fall railing in good time.Be two kinds of common situations more than, some place may have other nuances, so need to adjust some controlling parameter at concrete area.
At the right-hand bend of vehicle, need specify at this.1. if there is the control of right-hand bend lamp at the crossing, then only need to get final product according to the railing that corresponding control lamp control is placed in the right-turn lane; 2. the control lamp if nothing is turned right then is divided into two kinds of situations again: one. if special-purpose right-hand rotation bend is arranged, the motor vehicle of then turning right can observed friendship rule and guarantee to bend to right under the safe situation, and this moment, the right-turn lane need not to settle railing; They are two years old. if right-hand bend vehicle and through vehicles common row track, then when running into red light, the right-hand rotation vehicle only makes number one to turn right and passes through.At this moment, suitably indentation bicycle or sidewalk width make it just can pass through a motor vehicle, as shown in Figure 3, the frame of broken lines interior section are made motorway, make the right-hand rotation motor vehicle energy walk around railing.This way can also play slows down the effect of vehicle by crossing speed.
According to above-mentioned principle the utility model employing system as shown in Figure 1, this system mainly is made up of traffic signal light condition collection and motor control module and stepper motor and driver module, stepper motor driver receives the control signal of traffic signal light condition collection and motor control module transmission, the lifting of control railing.
In view of most of motor vehicle width in the present city highly generally is no more than 300 millimeters more than 1.5 meters, so per two railing spacings are selected less than 1.5 meters; For automobile driver is seen railing clearly, railing rise fully highly be controlled at greater than about 1 meter comparatively suitable.
System as shown in Figure 1, its concrete enforcement realizes by structure shown in Figure 2:
As shown in the figure, whole system is made up of voltage transformation module 1, single-chip microcomputer 2, power amplifier module 3, stepper motor driver module 4, stepper motor module 5, the railing 6 of keeping off a car.Voltage transformation module 1 input/output terminal is connected to traffic lights control cabinet output and single-chip microcomputer 2 inputs by holding wire; Single-chip microcomputer 2 input/output terminals are connected to voltage transformation module 2 outputs and power amplifier module 3 inputs by holding wire; Power amplifier module 3 signal input and output sides are connected to the output of single-chip microcomputer 2 and the input of stepper motor driver module 4 by holding wire respectively; The input of stepper motor driver module 4 and output are connected to the output of power amplifier module 3 and the input of stepper motor module 5; The input/output terminal of stepper motor module 5 is connected to the output of stepper motor driver module 4 and the railing 6 of keeping off a car; Keep off a car railing 6 by the 5 control liftings of stepper motor module.
When the native system that obtains according to technique scheme is specifically implemented, adopt single-chip microcomputer 2, be responsible for the coordination of whole system work by it as master controller.
Single-chip microcomputer 2 is gathered current demand signal lamp state by voltage transformation module 1, according to the signal lamp state that collects for adjacent twice, produce time sequential pulse, and pulse sent to stepper motor driver 4 by power amplifier module 3, stepper motor driver module 4 is converted to the signal that stepper motor module 5 can be discerned with the pulse sequence signal of receiving, final stepper motor module 5 drives the railing lifting of keeping off a car, and reaches the purpose that prevents that motor vehicle from making a dash across the red light.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the manual just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. crossing preventing motor-vehicle supporting facility of making a dash across the red light, comprise control circuit, signal lamp, the railing of keeping off a car, it is characterized in that, signalization lamp state acquisition and motor control module, stepper motor driver module, stepper motor module, described signal lamp state acquisition and motor control module acquired signal lamp status information produce motor drive signal according to traffic state information.
2. supporting facility according to claim 1 is characterized in that, described signal lamp state acquisition and motor control module are made up of single-chip microcomputer, peripheral circuit, and described peripheral circuit comprises voltage transformation module and power amplifier module; The signal input part of single-chip microcomputer is connected to the signal output part of voltage transformation module by signal control line, and its signal output part connects power amplifier module input; The input of stepper motor driver is connected to the output of power amplifier module by signal control line.
3. according to the described supporting facility of claim 1, it is characterized in that the described railing of keeping off a car is by the lifting of stepper motor module controls.
4. according to the described supporting facility of claim 2, it is characterized in that described single-chip microcomputer adopts 80C51 series STC89C54RD+ model single-chip microcomputer as miniature master controller.
5. according to the described supporting facility of claim 3, it is characterized in that described stepper motor adopts DX85BYGH450A, the supporting driver of stepper motor is BQM241A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202083253U CN201526018U (en) | 2009-08-24 | 2009-08-24 | Intersection auxiliary equipment for preventing motor vehicle from running red light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202083253U CN201526018U (en) | 2009-08-24 | 2009-08-24 | Intersection auxiliary equipment for preventing motor vehicle from running red light |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201526018U true CN201526018U (en) | 2010-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202083253U Expired - Fee Related CN201526018U (en) | 2009-08-24 | 2009-08-24 | Intersection auxiliary equipment for preventing motor vehicle from running red light |
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| Country | Link |
|---|---|
| CN (1) | CN201526018U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104314020A (en) * | 2014-10-19 | 2015-01-28 | 汪功明 | Automatic level crossing non-motor vehicle and pedestrian controlling and isolating device |
| CN113903183A (en) * | 2021-08-18 | 2022-01-07 | 同济大学 | Traffic scheduling method, system, agent, computer device and storage medium |
-
2009
- 2009-08-24 CN CN2009202083253U patent/CN201526018U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104314020A (en) * | 2014-10-19 | 2015-01-28 | 汪功明 | Automatic level crossing non-motor vehicle and pedestrian controlling and isolating device |
| CN113903183A (en) * | 2021-08-18 | 2022-01-07 | 同济大学 | Traffic scheduling method, system, agent, computer device and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100714 Termination date: 20110824 |