CN207114751U - A kind of test device of blind monitoring system - Google Patents

A kind of test device of blind monitoring system Download PDF

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Publication number
CN207114751U
CN207114751U CN201720977469.XU CN201720977469U CN207114751U CN 207114751 U CN207114751 U CN 207114751U CN 201720977469 U CN201720977469 U CN 201720977469U CN 207114751 U CN207114751 U CN 207114751U
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CN
China
Prior art keywords
test
processing unit
blind monitoring
blind
vehicle
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201720977469.XU
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Chinese (zh)
Inventor
吴贤静
孙涛
林志雄
李娟�
李卫兵
刘江波
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Anhui Jianghuai Automobile Group Corp
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Anhui Jianghuai Automobile Group Corp
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Priority to CN201720977469.XU priority Critical patent/CN207114751U/en
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Abstract

The utility model belongs to technical field of measurement and test, there is provided a kind of test device of blind monitoring system, including:Drum dynamometer, bus message acquisition system, processing unit and radar processor, bus message acquisition system is connected with the CAN interface of vehicle to be measured and the processing unit respectively, blind monitoring controller of the radar processor respectively with the processing unit and vehicle to be measured is connected, wherein, vehicle to be detected is provided with the blind monitoring prompting device being connected with the blind monitoring controller.Test accuracy when prior art carries out the test of blind monitoring system can be effectively lifted using the utility model, and the test device builds simple and fast.

Description

A kind of test device of blind monitoring system
Technical field
It the utility model is related to technical field of measurement and test, more particularly to a kind of test device of blind monitoring system.
Background technology
With the development of Automobile Electronic Industry, automobile active safety is increasingly paid close attention to by industry and client.It is different from It is traditional occurred based on accident after carry out driver, the passive safety system of occupant protection, active safety system utilizes camera Or the sensing mechanism such as radar gathers real time information and is identified by various algorithms, it is predicted that driver is entered during dangerous scene Row sound and light alarm actively intervenes vehicular chassis system progress active control to avoid accident when driver's attonity Occur.
Blind monitoring system (Build Spot Detect, BSD) is the chief component of active safety system.In car Traveling during, persistently scan left and right vehicle wheel adjacent road situation installed in the radar of vehicle rear bumper the right and left, together When collection vehicle GES.When there is vehicle to drive into radar volume in the adjacent road of left and right, BSD systems can pass through alarm Lamp is given a warning with the 1S cycles, prompts have vehicle to sail to come to this car in driver adjacent road, if now driver opens Steering indicating light, at this moment alarm lamp with the 0.5S cycles give a warning and send alarm, prompt driver now to turn to this It is dangerous.
Prior art mainly has for BSD test verification method:Real vehicle road test, hardware in loop engine bench test two Kind, real vehicle road test is higher to manpower, money and time cost demand, and extremely difficult, repetition is built and changed to test environment Property is poor;Hardware-in―the-loop test belongs to semi-hardware type simulation test, and only tested controller is real in a test system, with quilt It is all virtual, emulator to survey the systems such as the dynamics of vehicle of the related automobile of controller, road, driver, power, transmission It is poor, and real-time is not high.
Utility model content
The purpose of this utility model is to provide a kind of test device of blind monitoring system, can not be expired with solving prior art The problem of test request of sufficient blind monitoring system.
To achieve these goals, the utility model provides following technical scheme:
A kind of test device of blind monitoring system, including:
Drum dynamometer, bus message acquisition system, processing unit and radar processor, bus message acquisition system difference Be connected with the CAN interface of vehicle to be measured and the processing unit, the radar processor respectively with the processing unit and The blind monitoring controller of vehicle to be measured is connected, wherein, vehicle to be detected is provided with what is be connected with the blind monitoring controller Blind monitoring prompting device;
The vehicle to be measured is located on the drum dynamometer and simulates various true transport conditions;
The bus message acquisition system gathers CAN message from the CAN of vehicle to be measured, and sends the processing to Unit;
The processing unit generates drive simulation scene according to the CAN message of reception, and in the blind spot of drive simulation scene When region has virtual vehicle analog signal is sent to the radar processor;
The blind monitoring controller that the radar processor receives after analog signal to vehicle to be measured sends cue;
The blind monitoring controller controls the blind monitoring prompting device to be carried after the cue is received Show.
Preferably, the test device of the blind monitoring system also includes:
CAN cards, it is connected respectively with the bus message acquisition system and the processing unit, for the CAN reports to reception Text is sent to the processing unit after being changed.
Preferably, the radar processor is the processor of millimetre-wave radar.
Preferably, the millimetre-wave radar includes:Emitter, transmitting antenna, receiver, reception antenna and radar processing Device, the radar processor shield the signal of the emitter and the receiver.
Preferably, the processing unit includes:
Microprocessor, CAN sending modules and CAN receiving modules;
The input of the microprocessor is connected with the output end of the CAN receiving modules, and the first of the microprocessor Output end is connected with the input of CAN sending modules, and the second output end of the microprocessor is as the defeated of the processing unit Go out end, be connected with the input of the radar processor;
Input of the input of the CAN receiving modules as the processing unit.
Preferably, the microprocessor is single-chip microcomputer.
Preferably, the drum dynamometer is chassis dynamometer, for simulating different operating modes.
Preferably, the rotary drum spacing of the chassis dynamometer is adjustable.
Preferably, the test device of the blind monitoring system also includes:
Alarm, it is connected with the processing unit;
When the drive simulation scene of the processing unit generation collides, the alarm is controlled to be alarmed.
Preferably, the alarm include it is following any one or more:
Indicator lamp, loudspeaker and buzzer.
The test device of blind monitoring system provided by the utility model, including:Drum dynamometer, bus message collection system System, processing unit and radar processor, the CAN interface with vehicle to be measured and the processing respectively of bus message acquisition system Unit is connected, and blind monitoring controller of the radar processor respectively with the processing unit and vehicle to be measured is connected, wherein, Vehicle to be detected is provided with the blind monitoring prompting device being connected with the blind monitoring controller;The vehicle to be measured is positioned at described On drum dynamometer and simulate various transport conditions, the system such as the dynamics of vehicle of such automobile, driver, power, transmission is all It is real, and drum dynamometer also can preferably simulate real road situation, it is imitative compared to traditional hardware-in―the-loop test True degree has greatly improved;In test, the bus message acquisition system gathers CAN reports from the CAN of vehicle to be measured Text, and send the processing unit to, the processing unit generates drive simulation scene according to the CAN message of reception, and is driving When the blind spot region for sailing simulated scenario has virtual vehicle analog signal, the radar processor are sent to the radar processor Receive the blind monitoring controller after analog signal to vehicle to be measured and send cue to be prompted.It need not thus take Various real test environments are built, when needing to be tested in different test environments, it is only necessary to which model is modified i.e. Can, it can effectively avoid the test environment of existing real vehicle road test from building and change the shortcomings of difficult.
Further, the test device of blind monitoring system provided by the utility model, the radar processor are millimeter The processor of ripple radar, the millimetre-wave radar include:Emitter, transmitting antenna, receiver, reception antenna and radar processing Device, the radar processor shield the signal of the emitter and the receiver, are so easy to build test device.
Further, the test device of blind monitoring system provided by the utility model, the drum dynamometer are chassis Dynamometer machine, so that the utility model can simulate different operating modes, such as be applied not to vehicle to be measured by chassis dynamometer With resistance come simulate respectively uphill way, horizontal section, descending section operating mode.
Further, the test device of blind monitoring system provided by the utility model, the survey of the blind monitoring system Trial assembly, which is put, also to be included:Alarm, so that the utility model can control when the drive simulation scene of generation collides The alarm is alarmed.
Brief description of the drawings
Fig. 1 is the first structural representation of the test device of blind monitoring system provided by the utility model;
Fig. 2 is second of structural representation of the test device of blind monitoring system provided by the utility model.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining this Utility model, it is not used to limit the utility model.
The utility model provides a kind of test device of blind monitoring system, survey of specially a kind of real vehicle in ring test Trial work section, its operation principle are:By processing unit analogue simulation road, traffic scene and sensor, real vehicle is put In the method wherein tested, functional verification, the test of each scene simulation, the matching of vehicle electric-control system and joint fortune can be achieved OK.Traffic environment is virtual compared with real steering vectors, thus without spending big cost to build various real scenes;With hardware It is real that power, steering, braking and data interaction of vehicle body electric-control system of tested vehicle etc. is compared in ring test so that is surveyed Test result is more accurate.
As shown in figure 1, it is the first structural representation of the test device of blind monitoring system provided by the utility model Figure.
In the present embodiment, the test device of the blind monitoring system includes:Drum dynamometer, bus message collection system System, processing unit and radar processor, the CAN interface with vehicle to be measured and the processing respectively of bus message acquisition system Unit is connected, and blind monitoring controller of the radar processor respectively with the processing unit and vehicle to be measured is connected, wherein, Vehicle to be detected is provided with the blind monitoring prompting device being connected with the blind monitoring controller.
Wherein, the vehicle to be measured is located on the drum dynamometer and simulates various transport conditions;The bus message Acquisition system gathers CAN message from the CAN of vehicle to be measured, and sends the processing unit to;The processing unit root Drive simulation scene is generated according to the CAN message of reception, and when the blind spot region of drive simulation scene has virtual vehicle to institute State radar processor and send analog signal;The radar processor receives the blind monitoring control to vehicle to be measured after analog signal Device processed sends cue;The blind monitoring controller controls the blind monitoring to prompt after the cue is received Device is prompted.
Specifically, bus message acquisition system is used for gathering the information of the CAN message of vehicle to be measured, such as:Speed, temperature, The information such as DTC, turning velocity, steering angle are whether there is, and are sent to processing unit.It is soft comprising simulation modeling in processing unit Part, simulation modeling software is such as:PreScan, CarMaker etc. can be used for building the associated scenario used required for test, such as road Road, vehicle, trees, weather, pedestrian etc., and drive simulation scene, the vehicle that processing unit is built are generated according to the information of reception Model needs are identical with shape, the size of the real vehicles on drum dynamometer, and the CAN message received to emulate vehicle mould The track of type is identical with the track of vehicle to be measured;Two radar mockups are established, for example, defining the installation site of radar, visiting Ranging is placed on rear bumper the right and left of auto model from, detection angle etc., and auto model rear is scanned with it Region is to emulate radar;The test scene built needs to be suitable for test blindspot monitoring system BSD, such as the adjacent rear car in left and right Road is required for building other auto models, and test b SD test scene is built with this.The radar mockup of foundation, for receiving The environmental information simulated in processing unit, and the environmental information " injection " is given to the radar processor of vehicle to be measured, at radar The environmental information received is sent to blind monitoring controller by reason device.If the side road in the rear of auto model in simulated environment On when thering is vehicle to sail to come, blind monitoring controller sends message to the CAN of vehicle to be measured, and vehicle to be detected is automatically performed The test of BSD warning functions.
Preferably, the radar processor is the processor of millimetre-wave radar.Specifically, the millimetre-wave radar includes:Hair Penetrate machine, transmitting antenna, receiver, reception antenna and radar processor, the radar processor shields the emitter and described The signal of receiver, so directly it can build test equipment using complete millimetre-wave radar.The drum dynamometer is Chassis dynamometer, for simulating different operating modes;The rotary drum spacing of the chassis dynamometer is adjustable, to adapt to the axle of different automobile types Away from.The bus message acquisition system can be OBD OBD etc., for example, passing through OBD interfaces and vehicle to be measured CAN be connected to obtain CAN message.
In a specific embodiment, the processing unit includes:Microprocessor, CAN sending modules and CAN receive mould Block;The input of the microprocessor is connected with the output end of the CAN receiving modules, the first output end of the microprocessor It is connected with the input of CAN sending modules, the output end of the second output end of the microprocessor as the processing unit;Institute State input of the input of CAN receiving modules as the processing unit.In actual applications, the microprocessor can be single Piece machine.Certainly can also be realized using DSP or ARM chips.
In another embodiment, the test device of the blind monitoring system also includes:CAN cards, respectively with it is described total Line information acquisition system is connected with the processing unit, for being sent to the processing after being changed to the CAN message of reception Unit.So information exchange simply can be realized using CAN cards, cost is low and is easy to promote.
The test device of blind monitoring system provided by the utility model includes:Drum dynamometer, bus message collection system System, processing unit and radar processor, the CAN interface with vehicle to be measured and the processing respectively of bus message acquisition system Unit is connected, and blind monitoring controller of the radar processor respectively with the processing unit and vehicle to be measured is connected, wherein, Vehicle to be detected is provided with the blind monitoring prompting device being connected with the blind monitoring controller.Can have using the utility model Effect lifting prior art carries out the test accuracy during test of blind monitoring system, and the test device builds simple and fast.
As shown in Fig. 2 it is second of structural representation of the test device of blind monitoring system provided by the utility model Figure.
In the present embodiment, the test device of the blind monitoring system also includes:Alarm, with the processing unit phase Even;When the drive simulation scene of the processing unit generation collides, the alarm is controlled to be alarmed.Specifically, institute State alarm include it is following any one or more:Indicator lamp, loudspeaker and buzzer.The utility model so allow in mould Alarmed when being collided in near-ring border.
Although the utility model combination above example is described, the utility model is not limited to above-mentioned reality Example is applied, and is only limited by claim, those of ordinary skill in the art easily can modify and change to it, but simultaneously Without departing from essential idea of the present utility model and scope.

Claims (10)

  1. A kind of 1. test device of blind monitoring system, it is characterised in that including:
    Drum dynamometer, bus message acquisition system, processing unit and radar processor, bus message acquisition system is respectively with treating The CAN interface of measuring car is connected with the processing unit, the radar processor respectively with the processing unit and to be measured The blind monitoring controller of vehicle is connected, wherein, vehicle to be detected is provided with the blind spot being connected with the blind monitoring controller Monitor prompting device;
    The vehicle to be measured is located on the drum dynamometer and simulates various true transport conditions;
    The bus message acquisition system gathers CAN message from the CAN of vehicle to be measured, and it is single to send the processing to Member;
    The processing unit generates drive simulation scene according to the CAN message of reception, and in the blind spot region of drive simulation scene When virtual vehicle be present analog signal is sent to the radar processor;
    The blind monitoring controller that the radar processor receives after analog signal to vehicle to be measured sends cue;
    The blind monitoring controller controls the blind monitoring prompting device to be prompted after the cue is received.
  2. 2. the test device of blind monitoring system according to claim 1, it is characterised in that the blind monitoring system Test device also includes:
    CAN cards, it is connected respectively with the bus message acquisition system and the processing unit, for entering to the CAN message of reception The processing unit is sent to after row conversion.
  3. 3. the test device of blind monitoring system according to claim 1, it is characterised in that the radar processor is milli The processor of metre wave radar.
  4. 4. the test device of blind monitoring system according to claim 3, it is characterised in that the millimetre-wave radar bag Include:Emitter, transmitting antenna, receiver, reception antenna and radar processor, the radar processor shield the emitter and The signal of the receiver.
  5. 5. the test device of blind monitoring system according to claim 1, it is characterised in that the processing unit includes:
    Microprocessor, CAN sending modules and CAN receiving modules;
    The input of the microprocessor is connected with the output end of the CAN receiving modules, the first output of the microprocessor End is connected with the input of CAN sending modules, the output end of the second output end of the microprocessor as the processing unit, It is connected with the input of the radar processor;
    Input of the input of the CAN receiving modules as the processing unit.
  6. 6. the test device of blind monitoring system according to claim 5, it is characterised in that the microprocessor is monolithic Machine.
  7. 7. the test device of blind monitoring system according to claim 1, it is characterised in that the drum dynamometer is bottom Disk dynamometer machine, for simulating different operating modes.
  8. 8. the test device of blind monitoring system according to claim 7, it is characterised in that the chassis dynamometer turns Drum spacing is adjustable.
  9. 9. the test device of the blind monitoring system according to any one of claim 1 to 8, it is characterised in that the blind spot The test device of monitoring system also includes:
    Alarm, it is connected with the processing unit;
    When the drive simulation scene of the processing unit generation collides, the alarm is controlled to be alarmed.
  10. 10. the test device of blind monitoring system according to claim 9, it is characterised in that the alarm include with Descend any one or more:
    Indicator lamp, loudspeaker and buzzer.
CN201720977469.XU 2017-08-07 2017-08-07 A kind of test device of blind monitoring system Expired - Fee Related CN207114751U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720977469.XU CN207114751U (en) 2017-08-07 2017-08-07 A kind of test device of blind monitoring system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720977469.XU CN207114751U (en) 2017-08-07 2017-08-07 A kind of test device of blind monitoring system

Publications (1)

Publication Number Publication Date
CN207114751U true CN207114751U (en) 2018-03-16

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108646720A (en) * 2018-07-11 2018-10-12 安徽江淮汽车集团股份有限公司 BSD controllers are in ring test device and method
CN109470491A (en) * 2018-11-05 2019-03-15 安徽江淮汽车集团股份有限公司 Blind monitoring road test evaluation system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108646720A (en) * 2018-07-11 2018-10-12 安徽江淮汽车集团股份有限公司 BSD controllers are in ring test device and method
CN109470491A (en) * 2018-11-05 2019-03-15 安徽江淮汽车集团股份有限公司 Blind monitoring road test evaluation system

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Granted publication date: 20180316

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