CN208376525U - A kind of device carrying out vehicle early warning and auxiliary braking using high-definition video technology - Google Patents
A kind of device carrying out vehicle early warning and auxiliary braking using high-definition video technology Download PDFInfo
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- CN208376525U CN208376525U CN201820690318.0U CN201820690318U CN208376525U CN 208376525 U CN208376525 U CN 208376525U CN 201820690318 U CN201820690318 U CN 201820690318U CN 208376525 U CN208376525 U CN 208376525U
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- 238000005516 engineering process Methods 0.000 title claims abstract description 24
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- 239000000446 fuel Substances 0.000 claims description 4
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- 206010039203 Road traffic accident Diseases 0.000 description 1
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Abstract
The utility model relates to a kind of devices that vehicle early warning and auxiliary braking are carried out using high-definition video technology, it include: the first image capture module for being mounted on automotive front end, it is mounted on the second image capture module of automobile rear end, processing module, controller, executing agency, first image capture module, second image capture module is used to the acquisition of video image, first image capture module, second image capture module respectively with processing module two-way communication, processing module is for controlling the first image capture module, the acquisition of second image capture module progress video image, the video image that processing module is also used to collect, and it is handled；Processing module also passes through controller and assigns control instruction to executing agency.The mode that the utility model controls executing agency's oil-break by using controller or continuously brakes, it is automatic to reduce automobilism speed, to guarantee the driving safety of vehicle.
Description
Technical field
The utility model belongs to vehicle early warning field, and in particular to it is a kind of using high-definition video technology carry out vehicle early warning and
The device of auxiliary braking.
Background technique
With the development of economy, family saloon is more more and more universal, the following road traffic congestion, air pollution and friendship
Interpreter's event is increasingly severe.In this regard, current China has multiple cities and takes restricted driving measure, this is alleviated to a certain extent
The congestion and air pollution in city.However, traffic accident quantity still rises always, no due to the continuous growth of car ownership
The massive losses on property are only caused, and cause serious casualties, affect different social sectors.According to certain vapour
The research of Che company can avoid 90% collision accident if driver can have the reaction time of 1s.
The existing pre- anticollision measure of automobile mainly include the following types: 1, by step on brake pedal be connected to Brake lamp circuit,
To open Brake lamp, to warn rear car deceleration to avoid collision；2, in the case where bad weather, by opening dangerous warning
Lamp reminds rear car to pay attention to speed and command range；3, when automobile failure is parked in highway Emergency Vehicle Lane, in disabled vehicle
Triangular warning sign is placed outside for 50 meters afterwards, rear car is reminded to pay attention to avoiding；4, (such as patent application of laser range finder early warning system is installed
The warning system of motor vehicles anti-car rear-end disclosed in CN103978933A) front and back vehicle is obtained at a distance from this vehicle, and
Driver is reminded by vision and auditory cues, and the advantages of program is that precision is high, can identify road conditions and relative distance；5, it installs
Millimetre-wave radar early warning system (the automobile anti-rear end collision system as disclosed in patent application CN104786928A based on millimetre-wave radar
System) detection front and back vehicle is judged whether to be less than safe distance by controller at a distance from this vehicle, and is mentioned by audiovisual etc.
The mode of showing reminds front and back vehicle and Ben Che driver, compared with measures first mentioned, the program be currently it is most-often used, major advantage exists
Relative distance and speed between remote in detection range, reliable for operation, available vehicle.
In above-mentioned several measures, front three-point measure is passive security measure, can only reduce the journey of vehicle and personal injury
Degree, and cannot be inherently eliminated；Two o'clock measure is proactive security measures afterwards, but also have the shortcomings that it is respective, for example, millimeter wave
Radar range finder is easy to be influenced by the metal of bad weather, surrounding vehicles, isolation strip and road on both sides of the road, and price is high
It is expensive；Laser range finder can cause harm to the human body, and manufacture difficulty is big, vulnerable to environmental disturbances etc..
Utility model content
The purpose of the utility model is to provide a kind of dresses that vehicle early warning and auxiliary braking are carried out using high-definition video technology
It sets, to overcome existing touch-proof device to lack the defect of early warning system.
For this purpose, the technical solution of the utility model is as follows:
A kind of device carrying out vehicle early warning and auxiliary braking using high-definition video technology, comprising: be mounted on automotive front end
The first image capture module, the vehicle speed sensor, the processing module, controller, executing agency that are mounted on automobile, described first
Image capture module is used for the acquisition of video image, the first image acquisition module and processing module two-way communication, the place
Reason module is used to control the acquisition of the first image capture module progress video image, the vehicle speed sensor and processing module it is defeated
Enter end electrical connection, the video image that the processing module is also used to collect, and it is handled；The processing module
Control instruction is also assigned to executing agency by controller.
A kind of above-mentioned device that vehicle early warning and auxiliary braking are carried out using high-definition video technology, executing agency's packet
It includes: the solenoid valve of automatically controlled oil-break cylinder on the engine, the automatically controlled oil-break cylinder power on/off of control, the solenoid valve and control is installed
Device electrical connection processed.
A kind of above-mentioned device that vehicle early warning and auxiliary braking are carried out using high-definition video technology, the automatically controlled oil-break gas
Cylinder includes: cylinder body, the piston being placed in cylinder body, the piston rod connecting with piston, air inlet pipe and air accumulator, the gas
Cylinder ontology is fixed on the engine, and the piston is connected by piston rod with fuel cut-off handle, and the cylinder body is equipped with air inlet
Connector, the inlet suction port are connected by air inlet pipe with air accumulator, are additionally provided with gas outlet on the cylinder body；
The solenoid valve includes valve body, the spring for being placed in valve inner, coil and iron core, one end of the spring and valve body
Connection, the other end of the spring are connect with iron core, and the iron core is placed in coil, and the iron core blocks air inlet in a manner of selecting one
Mouth or gas outlet.
A kind of above-mentioned device that vehicle early warning and auxiliary braking are carried out using high-definition video technology, executing agency's packet
Electric brake system is included, the controller is also electrically connected with the control unit of electric brake system.
A kind of above-mentioned device that vehicle early warning and auxiliary braking are carried out using high-definition video technology further includes alarm mould
Block, the input terminal of the alarm module and the output end of processing module connect.
A kind of above-mentioned device that vehicle early warning and auxiliary braking are carried out using high-definition video technology, further includes for man-machine
Interactive key module, the key module are electrically connected with processing module.
A kind of above-mentioned device that vehicle early warning and auxiliary braking are carried out using high-definition video technology, further includes being mounted on vapour
Second image capture module of vehicle rear end, second image capture module is for acquiring the subsequent video image of automobile, and described the
Two image capture modules and processing module two-way communication.
The utility model has the beneficial effects that
The utility model solves conventional laser detection by installing image capture module respectively in automotive front end and rear end
This excessive drawback of the blind area of device, the side that the utility model controls executing agency's oil-break by using controller or continuously brakes
Formula, it is automatic to reduce automobilism speed, to guarantee the driving safety of vehicle.
The utility model is described in further details below with reference to accompanying drawings and embodiments.
Detailed description of the invention
Fig. 1 is the structural block diagram of the present apparatus.
Specific embodiment
Reach the technical means and efficacy that predetermined purpose is taken for the utility model is further described, below in conjunction with attached drawing
And embodiment, to specific embodiment of the present utility model, structure feature and its effect, detailed description are as follows.
In order to overcome existing touch-proof device to lack the defect of early warning system, one kind is present embodiments provided such as Fig. 1 institute
The vehicle early warning and complemental brake system shown, the vehicle early warning and complemental brake system are to acquire image using high-definition video technology
Information.The vehicle early warning and complemental brake system of the present embodiment include at least: the first image capture module, vehicle speed sensor,
Processing module, controller, executing agency, the first image capture module are mounted on automotive front end, the first image capture module and place
Module two-way communication is managed, processing module is used to control the acquisition that the first image capture module carries out video image, and processing module is also
Video image for collecting, and it is handled；Processing module also passes through controller and assigns control to executing agency
System instruction, vehicle speed sensor are electrically connected with the input terminal of processing module.Certainly, in order to store video image, the present embodiment may be used also
To include storage module, storage module also with processing module bi-directional transfer of data, storage module also with the first image capture module,
The output end of second image capture module is electrically connected, to realize the storage to video image.
In order to guarantee the safety of running car, prevent back vehicle from knocking into the back with this vehicle, the device of the present embodiment
It further include the second image capture module for being mounted on automobile rear end, second image capture module is for acquiring the subsequent view of automobile
Frequency image, the second image capture module and processing module two-way communication.
In actual use, the first image capture module and the second image capture module can select high-definition camera,
The picture at the continual acquisition vehicle front of high-definition camera or rear, and image information is transmitted to processing module and storage mould
Block, vehicle speed sensor export the vehicle speed information of current automobile to processing module, and processing module real-time reception simultaneously handles picture letter
Breath, velocity information, to analyze distance of the automobile apart from barrier.When processing module judge automobile apart from barrier for peace
When full distance, the present apparatus does not do any control.When processing module judge automobile apart from obstacle distance compared with close, speed is very fast when,
Processing module assigns control instruction to controller, and controller controls executing agency to car deceleration.The control of the present embodiment controller
The mode that executing agency slows down, can be oil-break, is also possible to self-actuating brake, naturally it is also possible to be the alarm for issuing " please slow down "
Information.
When being slowed down using oil-break mode to automobile, the executing agency of the present embodiment includes: to install on the engine
Automatically controlled oil-break cylinder, the automatically controlled oil-break cylinder power on/off of control solenoid valve, solenoid valve is electrically connected with the controller.Automatically controlled oil-break gas
Cylinder includes: cylinder body, the piston being placed in cylinder body, the piston rod connecting with piston, air inlet pipe and air accumulator, cylinder sheet
Body is fixed on the engine, and piston is connected by piston rod with fuel cut-off handle, and cylinder body is equipped with inlet suction port, the air inlet connecting
Head is connected by air inlet pipe with air accumulator, and gas outlet is additionally provided on cylinder body；Solenoid valve includes valve body, is placed in valve inner
Spring, coil and iron core, one end of spring connect with valve body, and the other end of spring is connect with iron core, and iron core is placed in coil,
Iron core blocks air inlet or gas outlet in a manner of selecting one.
When the device monitoring using high-definition video technology progress vehicle early warning and auxiliary braking needs to shut down to engine,
Processing module is by controller to solenoid valves, and the coil of solenoid valve is powered, effect of the iron core among coil in Ampere force
Under, overcome the elastic force of spring to move right, to block gas outlet.Then the inner cavity of automatically controlled oil-break cylinder passes through air inlet pipe and storage
Gas tank connection, compressed air enter automatically controlled oil-break cylinder and piston rod are pushed to stretch out outward.The piston rod of stretching then pushes disconnected
Oily handle to oil-break position, the oil pump of engine stops oil spout, engine misses.It is pre- when carrying out vehicle using high-definition video technology
Alert and auxiliary braking device monitoring to can be with fuel feeding when, processing module gives solenoid valve power-off, the line of solenoid valve by controller
Circle power-off, iron core reset under spring force, block air inlet.Meanwhile the compressed air in automatically controlled oil-break cylinder is from out
Port discharge.While piston rod resets, under the promotion of reset spring, oil-break handle is withdrawn into initial position.
When slowing down to automobile using self-actuating brake mode, need that electric brake system is installed on automobile, the electricity
Sub- braking system can use the air pressure adjustable deceleration of electrons for medium-weight vehicle of Patent No. 201621419439.9
System can use the electric brake system of Patent No. 201620354758.X, naturally it is also possible to use Patent No.
201520623737.9 deceleration of electrons control device etc..Belong to known technology in view of the electric brake system of the present embodiment,
Excessive description is not done herein.The controller of the present embodiment is also electrically connected with the control unit of electric brake system, to control vapour
Vehicle brake.
When the present embodiment alert, when making driver manually to car deceleration, this vehicle early warning and auxiliary braking
Device further includes alarm module, and the input terminal of alarm module and the output end of processing module connect, to realize that alarm module is sent out
Warning message out.In view of the device of vehicle early warning and auxiliary braking also needs to realize the function of human-computer interaction, thus the present apparatus
It further include key module, which is electrically connected with processing module.
The present embodiment solves conventional laser detector by installing image capture module respectively in automotive front end and rear end
This excessive drawback of blind area, the present embodiment controls executing agency's oil-break or the continuously mode braked by using controller, from
It is dynamic to reduce automobilism speed, to guarantee the driving safety of vehicle.
It should be understood that the working principle of automotive speed sensor: sensing the automotive speed sensor of car speed
Output signal is digital signal, and automotive speed sensor is typically mounted on the output shaft of driving axle housing or speed changer, automobile speed
The output end of degree sensor can produce AC signal.The automotive speed sensor of the present embodiment is preferably based on the drive of vehicle
The rotation of driving wheel generates vehicle speed pulse (for example, the per quart circle rotation around driving wheel generates one at a predetermined interval
Vehicle speed pulse), processor receives vehicle speed pulse signal, to obtain the current travel speed of automobile.Current each vapour
Vehicle speed sensor is equipped on vehicle, so the mounting means of vehicle speed sensor and transmission process belong to the prior art, the present embodiment
Not reinflated narration.
First image capture module, the second image capture module of the present embodiment can select high-definition camera, handle mould
Block selects the processing chip of STM32 series, ARM Cortex-M0 processor of the STM32F0 series of products based on super low-power consumption
Kernel integrates the technology and function of enhancing, aims at the application of Ultra Low Cost budget.The Series of MCU is shortened using 8
Performance gap between the equipment of 32 8-digit microcontrollers of equipment and use of position and 16 8-digit microcontrollers, can be economical
Advanced and complicated function is realized on user terminal product.The high-performance of ARM company " Cortex-M3 " kernel 1.25DMips/
MHz, and ARM7TDMI only has 0.95DMips/MHz, consumes 36mA (all peripheral hardwares are in running order) in 72MHz, it is standby
When drop to 2 μ A, reset circuit, low voltage test, pressure regulator, accurate RC oscillator etc..2.0-3.6V power supply power supply and
The driving voltage of I/O interface.Electrification reset (POR), power-off reset (PDR) and programmable voltage detector (PVD).4-
The crystal oscillator of 16MHz.The 8MHz RC oscillating circuit of embedded preceding adjustment of dispatching from the factory.The RC oscillating circuit of 40 kHz of inside.When for CPU
The PLL of clock.Crystal oscillator with calibration for the 32kHz of RTC.
The ARM Cortex-M3 kernel of integrated embedded Flash and SRAM memory.It is compared with 8/16 equipment, ARM
32 risc processors of Cortex-M3 provide higher code efficiency.STM32F103xx microcontroller is with an insertion
The ARM core of formula, it is possible to compatible all ARM tool and software.Embedded Flash memory and RAM memory: built-in more
Up to the embedded Flash of 512KB, can be used for storing program and data.Up to the embedded SRAM of 64KB can be with the clock of CPU
Speed is written and read (needless to say wait state).Variable static memory (FSMC): FSMC is embedded in STM32F103xC,
In STM32F103xD, STM32F103xE, with 4 piece choosings, four kinds of modes: Flash, RAM, PSRAM, NOR and NAND are supported.
3 FSMC interrupt lines are connected to NVIC after OR.There is no read/write FIFO, in addition to PCCARD, code is all from external storage
Device executes, and does not support Boot, and target frequency is equal to SYSCLK/2, so when system clock is 72MHz, outside access according to
36MHz is carried out.
The controller of the present embodiment selects MAM-320, CCU1000 or C8051F0500, the present embodiment controller it is main
Effect be to executing agency transmit signal, in principle for, as long as controller can receive signal and export 0 or 1 instruction,
Most controller can be used directly in the present embodiment in the market.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard
To belong to the protection scope of the utility model.
Claims (7)
1. a kind of device for carrying out vehicle early warning and auxiliary braking using high-definition video technology characterized by comprising be mounted on
First image capture module of automotive front end, the vehicle speed sensor being mounted on automobile, processing module, controller, executing agency,
The first image acquisition module is used for the acquisition of video image, the first image acquisition module and processing module two-way
Letter, the processing module are used to control the acquisition that the first image capture module carries out video image, the vehicle speed sensor and place
The input terminal electrical connection of module, the video image that the processing module is also used to collect are managed, and it is handled；Institute
It states processing module and also passes through controller and assign control instruction to executing agency.
2. carrying out the device of vehicle early warning and auxiliary braking using high-definition video technology as described in claim 1, feature exists
In the electromagnetism that, the executing agency includes: installation automatically controlled oil-break cylinder on the engine, the automatically controlled oil-break cylinder power on/off of control
Valve, the solenoid valve are electrically connected with the controller.
3. carrying out the device of vehicle early warning and auxiliary braking using high-definition video technology as claimed in claim 2, feature exists
In the automatically controlled oil-break cylinder includes: cylinder body, the piston being placed in cylinder body, the piston rod connecting with piston, air inlet
Pipe and air accumulator, the cylinder body is fixed on the engine, and the piston is connected by piston rod with fuel cut-off handle, the gas
Cylinder ontology is equipped with inlet suction port, which is connected with air accumulator by air inlet pipe, is additionally provided on the cylinder body
Gas outlet；
The solenoid valve includes valve body, the spring for being placed in valve inner, coil and iron core, and one end of the spring and valve body connect
It connects, the other end of the spring is connect with iron core, and the iron core is placed in coil, and the iron core blocks air inlet in a manner of selecting one
Or gas outlet.
4. the device as described in any one of claims 1-3 that vehicle early warning and auxiliary braking are carried out using high-definition video technology,
It is characterized in that, the executing agency includes electric brake system, the controller also with the control unit of electric brake system
Electrical connection.
5. carrying out the device of vehicle early warning and auxiliary braking using high-definition video technology as described in claim 1, feature exists
In, it further include alarm module, the input terminal of the alarm module and the output end connection of processing module.
6. the device as claimed in claim 1 or 5 for carrying out vehicle early warning and auxiliary braking using high-definition video technology, feature
It is, further includes the key module for human-computer interaction, which is electrically connected with processing module.
7. carrying out the device of vehicle early warning and auxiliary braking using high-definition video technology as described in claim 1, feature exists
In further including the second image capture module for being mounted on automobile rear end, second image capture module is for acquiring behind automobile
Video image, second image capture module and processing module two-way communication.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820690318.0U CN208376525U (en) | 2018-05-10 | 2018-05-10 | A kind of device carrying out vehicle early warning and auxiliary braking using high-definition video technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820690318.0U CN208376525U (en) | 2018-05-10 | 2018-05-10 | A kind of device carrying out vehicle early warning and auxiliary braking using high-definition video technology |
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| CN208376525U true CN208376525U (en) | 2019-01-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111452723A (en) * | 2019-01-18 | 2020-07-28 | 长沙智能驾驶研究院有限公司 | Intelligent vehicle and early warning control method, device, system and storage medium thereof |
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2018
- 2018-05-10 CN CN201820690318.0U patent/CN208376525U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111452723A (en) * | 2019-01-18 | 2020-07-28 | 长沙智能驾驶研究院有限公司 | Intelligent vehicle and early warning control method, device, system and storage medium thereof |
| CN111452723B (en) * | 2019-01-18 | 2023-06-13 | 长沙智能驾驶研究院有限公司 | Intelligent vehicle, early warning control method, device and system thereof and storage medium |
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Effective date of registration: 20230930 Address after: No. 1601, 16th Floor, Incubator 2 #, Environmental Protection Technology Innovation and Entrepreneurship Complex, Xinmi City, Henan Province, 450000, Southwest Corner of the Intersection of Miqi Road and Renhe Road, Quliang Town, Xinmi City, Zhengzhou City, Henan Province Patentee after: HENAN ZHUOAN WEIYE AUTOMOBILE ANTI-COLLISION TECHNOLOGY RESEARCH CO.,LTD. Address before: No. 1603, 16th Floor, Incubator 2 #, Environmental Protection Technology Innovation and Entrepreneurship Complex, Xinmi City, Henan Province, 452370, Southwest Corner of the Intersection of Miqi Road and Renhe Road, Quliang Town, Xinmi City, Zhengzhou City, Henan Province Patentee before: HENAN ZHUOAN WEIYE INTELLIGENT TECHNOLOGY CO.,LTD. |
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Effective date of registration: 20231214 Address after: Building 3, No. 24 Lize Road, Fengtai District, Beijing, 100071, Floor 5 to 45, Room 101, 6th Floor 601-1C Patentee after: Ping An Future (Beijing) Automotive Safety System Technology Co.,Ltd. Address before: No. 1601, 16th Floor, Incubator 2 #, Environmental Protection Technology Innovation and Entrepreneurship Complex, Xinmi City, Henan Province, 450000, Southwest Corner of the Intersection of Miqi Road and Renhe Road, Quliang Town, Xinmi City, Zhengzhou City, Henan Province Patentee before: HENAN ZHUOAN WEIYE AUTOMOBILE ANTI-COLLISION TECHNOLOGY RESEARCH CO.,LTD. |