CN203267901U - Safety protecting device preventing vehicles crash - Google Patents
Safety protecting device preventing vehicles crash Download PDFInfo
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- CN203267901U CN203267901U CN 201220556330 CN201220556330U CN203267901U CN 203267901 U CN203267901 U CN 203267901U CN 201220556330 CN201220556330 CN 201220556330 CN 201220556330 U CN201220556330 U CN 201220556330U CN 203267901 U CN203267901 U CN 203267901U
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- microcontroller
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- transceiver module
- air bag
- braking system
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Abstract
The utility model discloses a safety protecting device preventing vehicles crash. A technical scheme of the safety protecting device preventing vehicle crash is that an infrared laser sensor transmits information in front the vehicle during driving to a microcontroller via a communication module; the microcontroller determines a safety condition of the vehicle; the microcontroller outputs and transmits signals to a driving PWM audible alarm unit for alarming; meanwhile, the microcontroller controls actions of an ABS braking system via a first CAN receiving and sending module; and the microcontroller controls an anti-crashing buffering air bag module to drive an buffering air bag to work via a second CAN receiving and sending module. A method of safety conditions in front of the vehicle determined and automatically handled by an active way reduces work intensity of drivers and enhances driving safety. The safety protecting device preventing vehicles crash is simply structured with easy operation, thereby being applicable for all vehicles.
Description
Technical field
The utility model discloses a kind of vehicle anticollision protection safety device, is used for reducing the loss and endangering when preventing vehicle collision and automobile produce collision, belongs to the automotive safety technical field.
Background technology
Along with expanding economy, automobile becomes the vehicle indispensable in the modern life.Yet, because causing traffic accident, a variety of causes takes place frequently, and between 10 of 2001-2010 years, 900,000 people that have an appointment die from traffic accident according to statistics, and direct economic loss is hundreds of millions of.A lot of accidents are because chaufeur is careless and inadvertent, and the in time braking that is not able to do in time causes.The generation of the variation of the variation of weather environment in addition,, road surface operating mode and the maloperation of chaufeur and accident also has direct relation.In recent years, along with the construction of express highway and the develop rapidly of over-the-road transportation, the particularly serious traffic accident relevant to operating passenger car happens occasionally.According to statistics, the accident of passenger vehicle generation head-on crash accounts for 50%～60% of whole bus and coach accident.From medical angle, people's visual information passes to brain, and brain transmits instruction to limbs again needs the time of 1.5 seconds--and these 1.5 seconds, the reason of the accident that is rarely known by the people just, also a lot of drivers' annoyed " obviously stepped on brake, why still knocked " reason place just.
Summary of the invention
The utility model provides a kind of vehicle anticollision protection safety device, purpose be can preventing vehicle collision and automobile reduce the loss and endanger when producing collision.
The vehicle anticollision protection safety device that the utility model provides, its technical solution is as follows:
Comprise laser radar distance measuring sensor, communication module, microcontroller, PWM audible alarm unit, a CAN transceiver module, the 2nd CAN transceiver module and anticollision buffer air bag module, abs braking system, DC/DC module; Wherein, the DC/DC module is connected with microcontroller, provides micro controller required power supply; Microcontroller by communication module to the laser sensor image data; Report to the police in microcontroller driving PWM audible alarm unit; Microcontroller is connected with the abs braking system by automobile CAN-bus, sends control signal and takes autobrake to slow down to make spacing get back to safe space between motorcars; Microcontroller is connected with the abs braking system by a CAN transceiver module and sends control signal and take emergency braking; Microcontroller is controlled automobile CAN-bus by the 2nd CAN transceiver module and is started the work of anticollision buffer air bag module drive buffer air bag.
the laser radar distance measuring sensor passes to communication module with the radar data of collecting by normal data RS232 interface, the R2OUT of communication module is connected with the TXD pin with the RXD of microcontroller respectively with the R2IN pin, realize information exchange and control between microcontroller and laser sensor, microcontroller is connected with the TXD pin with the RXD pin of CAN transceiver module with the TXCAN pin by the RXCAN pin, control signal is passed to the CAN transceiver module, the CAN transceiver module is connected with automobile CAN-bus with CAN_L by signal wire (SW) CAN_H, realization is controlled automobile ABS braking system and anticollision buffer air bag module, microcontroller sends control signal by the PTO output port, drives PWM audible alarm unit and reports to the police, microcontroller is controlled automobile CAN-bus by a CAN transceiver module and is sent control signal to the abs braking system, microcontroller is controlled automobile CAN-bus by a CAN transceiver module and is sent control signal to the abs braking system, microcontroller is controlled automobile CAN-bus by the 2nd CAN transceiver module and is started the work of anticollision buffer air bag module drive buffer air bag.
Wherein, the laser radar distance measuring sensor is to the continuous Emission Lasers bundle of vehicle front, calculate after receiving reflection echo vehicle front automobile or obstacle and this car distance, direction angle and and this car between relative velocity.Microcontroller passes through communication module constantly to the laser sensor image data, the judgement motoring condition, if when being in safe space between motorcars, microcontroller continues image data, if when being in less than safe space between motorcars greater than emergency stopping distance, microcontroller sends control signal, drives the audible alarm circuit and reports to the police; Simultaneously, microcontroller sends control signal by a CAN transceiver module to the abs braking device, takes autobrake to slow down and makes spacing get back to safe space between motorcars; If the distance of front automobile or obstacle and this car during less than this car emergency stopping distance microcontroller sends control signal by a CAN transceiver module to the abs braking device, is taked emergency braking; Simultaneously to gas generator control module output actuation signal, the gas generator control module is received and is started immediately buffer air bag after actuation signal break through the baffle plate expansion of expanding rapidly within the extremely short time, play the crusherbull zone effect when Ben Che clashes into mutually with front truck or obstacle, thereby the damage of this car is dropped to bottom line.
Good effect of the present utility model is:Adopt active mode that the safety case of vehicle front is judged and automatically processes, alleviated the chaufeur working strength, strengthened vehicle driving safety, the utility model is simple in structure, and is easy to use, can be used for installing and using of all vehicles.
Description of drawings
Fig. 1 is the utility model functional block diagram;
Fig. 2 is the utility model schematic circuit diagram;
In figure, 1. laser radar distance measuring sensor, 2. communication module, 3. microcontroller, 4. audible alarm unit, 5. a CAN transceiver module, 6. the 2nd CAN transceiver module, 7. anticollision buffer air bag module, 8. abs braking system, 9.DC/DC module.
The specific embodiment
Mainly comprise laser radar distance measuring sensor 1(ZDM), communication module 2(MAX232) (MAX232), microcontroller 3(MC9S12C32), PWM audible alarm unit 4, a CAN transceiver module 5, the 2nd CAN transceiver module 6 and anticollision buffer air bag module 7, abs braking system 8, DC/DC module 9; Wherein, DC/DC module 9 and microcontroller 3(MC9S12C32) be connected, micro controller 3(MC9S12C32 is provided) required power supply; Laser radar distance measuring sensor 1(ZDM) to the continuous Emission Lasers bundle of vehicle front, calculate the distance of vehicle front automobile or obstacle and this car after receiving reflection echo, direction angle, and and this car between relative velocity.Microcontroller 3(MC9S12C32) by communication module 2(MAX232) constantly to laser sensor image data 1, calculate through modular program again, judge whether automobile is in a safe condition, if when being in safe space between motorcars, microcontroller 3(MC9S12C32) continue image data, if when being in less than safe space between motorcars greater than emergency stopping distance, microcontroller 3(MC9S12C32) send control signal, drive PWM audible alarm unit 4 and report to the police; Simultaneously, microcontroller 3(MC9S12C32) send control signal by automobile CAN-bus to abs braking system 8, take autobrake to slow down and make spacing get back to safe space between motorcars; If the distance of front automobile or obstacle and this car during less than this car emergency stopping distance microcontroller 3(MC9S12C32) send control signal by a CAN transceiver module 5 to abs braking system 8, take emergency braking; While microcontroller 3(MC9S12C32) control automobile CAN-bus by the 2nd CAN transceiver module 6 and start the 7 driving buffer air bag work of anticollision buffer air bag modules.
Embodiment 2
as shown in Figure 2, by laser radar distance measuring sensor 1(ZDM), communication module 2(MAX232), microcontroller 3(MC9S12C32), PWM audible alarm unit 4, a CAN transceiver module 5, the 2nd CAN transceiver module 6 and anticollision buffer air bag module 7, abs braking system 8, DC/DC module 9 consist of the utility model, wherein, DC/DC module 9 and microcontroller 3(MC9S12C32) be connected, micro controller 3(MC9S12C32 is provided) required power supply, laser radar distance measuring sensor 1(ZDM) radar data of collecting is passed to communication module 2(MAX232 by normal data RS232 interface), communication module 2(MAX232) R2OUT and R2IN pin respectively with microcontroller 3(MC9S12C32) RXD be connected with the TXD pin, realize microcontroller 3(MC9S12C32) and laser sensor 1 between information exchange and control, microcontroller 3(MC9S12C32) be connected with the TXD pin with the RXD pin of CAN transceiver module 5 with the TXCAN pin by the RXCAN pin, control signal is passed to CAN transceiver module 5, CAN transceiver module 5 is connected with automobile CAN-bus with CAN_L by signal wire (SW) CAN_H, realization is controlled automobile ABS braking system and anticollision buffer air bag module 7.Microcontroller 3(MC9S12C32) by the radar data that gathers is judged, judge whether automobile is in a safe condition, when automobile is in safe space between motorcars, microcontroller 3(MC9S12C32) proceed data acquisition; When being in less than safe space between motorcars greater than emergency stopping distance, microcontroller 3(MC9S12C32) send control signal by the PTO output port, drive PWM audible alarm unit 4 and report to the police; Simultaneously, microcontroller 3(MC9S12C32) control automobile CAN-bus by a CAN transceiver module 5 and send control signal to abs braking system 8, take autobrake to slow down and make spacing get back to safe space between motorcars; When the distance of the place ahead automobile or obstacle and this car during less than this car emergency stopping distance, microcontroller 3(MC9S12C32) control automobile CAN-bus by a CAN transceiver module 5 and send control signal to abs braking system 8, take emergency braking; While microcontroller 3(MC9S12C32) control automobile CAN-bus by the 2nd CAN transceiver module 6 and start the 7 driving buffer air bag work of anticollision buffer air bag modules.
Claims (2)
1. vehicle anticollision protection safety device is characterized in that: comprise laser radar distance measuring sensor, communication module, microcontroller, PWM audible alarm unit, a CAN transceiver module, the 2nd CAN transceiver module and anticollision buffer air bag module, abs braking system, DC/DC module; Wherein, the DC/DC module is connected with microcontroller, provides micro controller required power supply; Microcontroller by communication module to the laser sensor image data; Report to the police in microcontroller driving PWM audible alarm unit; Microcontroller is connected with the abs braking system by automobile CAN-bus, sends control signal and takes autobrake to slow down to make spacing get back to safe space between motorcars; Microcontroller is connected with the abs braking system by a CAN transceiver module and sends control signal and take emergency braking; Microcontroller is controlled automobile CAN-bus by the 2nd CAN transceiver module and is started the work of anticollision buffer air bag module drive buffer air bag.
2. vehicle anticollision according to claim 1 is protected safety device, it is characterized in that: the laser radar distance measuring sensor passes to communication module with the radar data of collecting by normal data RS232 interface, the R2OUT of communication module is connected with the TXD pin with the RXD of microcontroller respectively with the R2IN pin, realize information exchange and control between microcontroller and laser sensor, microcontroller is connected with the TXD pin with the RXD pin of CAN transceiver module with the TXCAN pin by the RXCAN pin, control signal is passed to the CAN transceiver module, the CAN transceiver module is connected with automobile CAN-bus with CAN_L by signal wire (SW) CAN_H, realization is controlled automobile ABS braking system and anticollision buffer air bag module, microcontroller sends control signal by the PTO output port, drives PWM audible alarm unit and reports to the police, microcontroller is controlled automobile CAN-bus by a CAN transceiver module and is sent control signal to the abs braking system, microcontroller is controlled automobile CAN-bus by a CAN transceiver module and is sent control signal to the abs braking system, microcontroller is controlled automobile CAN-bus by the 2nd CAN transceiver module and is started the work of anticollision buffer air bag module drive buffer air bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220556330 CN203267901U (en) | 2012-10-29 | 2012-10-29 | Safety protecting device preventing vehicles crash |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220556330 CN203267901U (en) | 2012-10-29 | 2012-10-29 | Safety protecting device preventing vehicles crash |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203267901U true CN203267901U (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220556330 Expired - Fee Related CN203267901U (en) | 2012-10-29 | 2012-10-29 | Safety protecting device preventing vehicles crash |
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| Country | Link |
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| CN (1) | CN203267901U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107310473A (en) * | 2017-05-31 | 2017-11-03 | 南通不二环境科技有限公司 | A kind of car collision avoidance System |
| CN109795441A (en) * | 2018-12-15 | 2019-05-24 | 阿尔特汽车技术股份有限公司 | A kind of electric car supplementary restraint system control method based on three tunnel CAN bus |
| CN110040071A (en) * | 2019-04-23 | 2019-07-23 | 南京润浩信息科技有限公司 | A kind of car collision avoidance System |
-
2012
- 2012-10-29 CN CN 201220556330 patent/CN203267901U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107310473A (en) * | 2017-05-31 | 2017-11-03 | 南通不二环境科技有限公司 | A kind of car collision avoidance System |
| CN109795441A (en) * | 2018-12-15 | 2019-05-24 | 阿尔特汽车技术股份有限公司 | A kind of electric car supplementary restraint system control method based on three tunnel CAN bus |
| CN110040071A (en) * | 2019-04-23 | 2019-07-23 | 南京润浩信息科技有限公司 | A kind of car collision avoidance System |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20141029 |
|
| EXPY | Termination of patent right or utility model |