CN205615345U - On -vehicle pavement condition recognition device - Google Patents

On -vehicle pavement condition recognition device Download PDF

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Publication number
CN205615345U
CN205615345U CN201620328837.3U CN201620328837U CN205615345U CN 205615345 U CN205615345 U CN 205615345U CN 201620328837 U CN201620328837 U CN 201620328837U CN 205615345 U CN205615345 U CN 205615345U
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CN
China
Prior art keywords
vehicle
vibration sensor
road
vibrating sensor
condition recognition
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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
CN201620328837.3U
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Chinese (zh)
Inventor
高小林
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Jiangxi University of Technology
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Jiangxi University of Technology
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Priority to CN201620328837.3U priority Critical patent/CN205615345U/en
Application granted granted Critical
Publication of CN205615345U publication Critical patent/CN205615345U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses an on -vehicle pavement condition recognition device, including on -vehicle computer, on -vehicle computer on be connected with a singlechip, be connected with pilot lamp and bee calling organ on the singlechip, pilot lamp and bee calling organ set up on the panel board of auttombilism room, the device is still including installing a vibration sensor on the suspension of wheel top, installing the 2nd vibration sensor on wheel wheel hub, a vibration sensor, the 2nd vibration sensor be connected with the singlechip through a AD converter. The utility model discloses a road information when vibration sensor gathers the vehicle and traveles to present to the driver with the form of different colour pilot lamps, make the driver can know pavement condition so that in time take correctly to operate more directly perceivedly, prevent the emergence of the dangerous condition. The car fuel can be saved to this device, reduces the automobile machinery wearing and tearing to have simple structure, the function is practical, characteristics such as installation and debugging convenience, and all kinds of cars just suit to be applied to.

Description

A kind of vehicle-mounted road surface condition recognition device
Technical field
This utility model relates to technical field of vehicle safety, is specifically related to a kind of vehicle-mounted road surface condition recognition device.
Background technology
Along with increase and the prolongation of the time of use of high-grade highway mileage, road surface breakage is inevitable;On the other hand, after many highways build up in recent years, maximized by vehicle, the factors such as serious, volume of traffic rapid development that overload are affected so that a lot of super highwaies are in use destroyed.Along with the quick growth of automobile pollution, vehicle accident also emerges in an endless stream, and traces it to its cause, and being because driver's road pavement does not has rational understanding greatly, to such an extent as to emergency brake causes vehicle accident in the case of running at high speed in poor road surface;Or run at a low speed on preferable road surface, thus increase oil consumption.Development due to automotive engineering, make automobile shock-avoiding measure the most perfect, the situation that driver can not be jolted by vehicle exactly knows the truth on road surface, the most often give the false judgment that a kind of surface conditions of driver is good, and run at high speed in the section that some surface conditions are bad, not only increase oil consumption, big to the mechanical wear of vehicle, and there is serious potential safety hazard.
Summary of the invention
The problem existed for above-mentioned prior art, the purpose of this utility model is, it is provided that a kind of vehicle-mounted road surface condition recognition device, and road surface practical situation information can be fed back to driver by this device, provides auxiliary for driver safety driving.
In order to realize above-mentioned task, this utility model by the following technical solutions:
A kind of vehicle-mounted road surface condition recognition device, including vehicle-mounted computer, described vehicle-mounted computer connects and has a single-chip microcomputer, and connecting on single-chip microcomputer has display lamp and buzzer, described display lamp and buzzer to be arranged on the instrumental panel of automobile cab;This device also includes that the second vibrating sensor being arranged on the first vibrating sensor on suspension above wheel, being arranged on hub for vehicle wheel, described the first vibrating sensor, the second vibrating sensor are connected with single-chip microcomputer by an A/D converter.
Further, described single-chip microcomputer uses 8096 type single-chip microcomputers.
Further, the first described vibrating sensor and the second vibrating sensor all use BHX1YFF5 type piezoelectric force transducer.
Further, described A/D converter uses AD7865 type transducer.
Further, described display lamp includes the light emitting diode of four kinds of colors green, blue, yellow, red.
Information of road surface when this utility model is travelled by vibrating sensor collection vehicle, the speed that current road information status combines automobile is modified, when speed does not corresponds with current traffic information, the form of display lamp presents to driver in different colors, making driver more can be visually known pavement behavior to take in time correctly to operate, preventing the generation of unsafe conditions.This device can save vehicle fuel, reduces automobile mechanical abrasion, and has simple in construction, practical function, the features such as installation and debugging are convenient, and is properly applied to all kinds of automobile.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, in describing embodiment below, the required accompanying drawing used is briefly described, wherein:
Fig. 1 is hardware architecture diagram of the present utility model;
Fig. 2 is the schematic circuit diagram of this utility model device;
Below in conjunction with drawings and Examples, the utility model is described in further detail.
In accompanying drawing, the labelling of each parts is as follows: wherein, and 1, BHX1YFF type piezoelectric force transducer;2, AD7865 type transducer;3,8096 type single-chip microcomputer;4, vehicle-mounted computer;5, buzzer;6, light emitting diode;7, peripheral circuit.
Detailed description of the invention
This utility model can be embodied as by disclosed technology, can be conducted further description this utility model by the following examples.
Embodiment is as shown in Figure 1: the present embodiment provides a kind of vehicle-mounted road surface condition recognition device, including vehicle-mounted computer, connect on described vehicle-mounted computer and have a single-chip microcomputer, connecting on single-chip microcomputer has indicating lamp device and buzzer, described display lamp and buzzer to be arranged on the instrumental panel of automobile cab;This device also includes that the second vibrating sensor being arranged on the first vibrating sensor on suspension above wheel, being arranged on hub for vehicle wheel, described the first vibrating sensor, the second vibrating sensor are connected with single-chip microcomputer by an A/D converter.
In the present embodiment, single-chip microcomputer uses 8096 type single-chip microcomputers, and this single-chip microcomputer is a kind of microprocessor of 16 bit, its simple in construction, and easily, peripheral circuit is few, it is simple to interface in programming, and accuracy of data acquisition is high;232 byte REG in its sheet all have the function of accumulator, and they can make CPU (i.e. CPU) quickly exchange arithmetic logic unit data;And provide high-speed data process and input/output function frequently.Single-chip microcomputer is connected with vehicle-mounted computer (i.e. vehicle-mounted electronic control unit ECU), can read the velocity information that Current vehicle travels from vehicle-mounted electronic control unit.In this device, the effect of single-chip microcomputer is reception, processes sensor information and control the output of display lamp and buzzer.
The first described vibrating sensor and the second vibrating sensor all use BHX1YFF5 type piezoelectric force transducer, and sensor is the longitudinal piezoelectric effect utilizing quartz crystal, converts a force into the converting means of electric charge.The electric charge that sensor produces is proportional to tested external force, by charge amplifier, electric charge is converted in proportion voltage, when automobile travels on uneven road surface, difference due to surface evenness, certain jolting can be brought to automobile, the effect of sensor is detection automobile present level and the Vibration Condition of vertical direction, passes to single-chip microcomputer and processes.In order to be able to increase the accuracy of detection of this device, the first described vibrating sensor and the second vibrating sensor are arranged on the top suspension of each wheel of automobile and on hub for vehicle wheel.
Described A/D converter uses AD7865 type transducer, and this transducer is 14 A/D converters that a kind of low-power consumption, 4 passages carry out sampling simultaneously, for changing sensor signal.
The instrumental panel of vehicle is provided with buzzer and display lamp, wherein display lamp includes the display lamp of four kinds of colors green, blue, yellow, red, represent surface conditions respectively excellent, good, secondary, poor, and when the effect of buzzer is if driver adjusts not according to the instruction of display lamp, send chimes of doom to remind driver.
During the work of this device, its workflow diagram is as follows.
First by the vibrating sensor being arranged on above wheel on suspension and on wheel hub when step 1 starts, record the size on road surface and the Interaction Force change of automobile, and be translated into the signal of telecommunication.
The signal of telecommunication that step 1 is recorded by step 2, after A/D converter is changed, passes to single-chip microcomputer;Single-chip microcomputer reads speed information from vehicle-mounted ECU simultaneously.
Step 3 utilizes the speed information obtained in step 2 and Vehicular vibration information to judge current driving conditions, and the biggest then pavement behavior of vehicle direction Oscillation Amplitude up and down is the poorest.If current vehicle speed is consistent with pavement behavior, do not point out;If current vehicle speed does not corresponds with pavement behavior, now the display lamp of Single-chip Controlling different colours is lighted, if current road situation is excellent, then the display lamp lighted is green or blue, reminds driver suitably to accelerate;If current road situation is poor, then the display lamp lighted is yellow or redness, reminds driver to need Reduced Speed Now.
If step 4 driver in step 3 make a response, have adjusted speed then instruction etc. and extinguish, and enter subsequent cycle;After display lamp lights delay 3 seconds, if driver does not take deceleration measure, then Single-chip Controlling buzzer is reported to the police, and warns driver.Until driver adjusts speed or selection is ignored key and ignored prompting, enter back into subsequent cycle.
Embodiment described above only have expressed embodiment of the present utility model; it describes more concrete and detailed; but therefore can not be interpreted as the restriction to this utility model the scope of the claims; in every case the technical scheme using the form of equivalent or equivalent transformation to be obtained, all should fall within protection domain of the present utility model.

Claims (5)

1. a vehicle-mounted road surface condition recognition device, it is characterized in that: include vehicle-mounted computer, connecting on described vehicle-mounted computer and have a single-chip microcomputer, connecting on single-chip microcomputer has display lamp and buzzer, described display lamp and buzzer to be arranged on the instrumental panel of automobile cab;This device also includes that the second vibrating sensor being arranged on the first vibrating sensor on suspension above wheel, being arranged on hub for vehicle wheel, described the first vibrating sensor, the second vibrating sensor are connected with single-chip microcomputer by an A/D converter.
Vehicle-mounted road surface condition recognition device the most according to claim 1, it is characterised in that: described single-chip microcomputer uses 8096 type single-chip microcomputers.
Vehicle-mounted road surface condition recognition device the most according to claim 1, it is characterised in that: the first described vibrating sensor and the second vibrating sensor all use BHX1YFF5 type piezoelectric force transducer.
Vehicle-mounted road surface condition recognition device the most according to claim 1, it is characterised in that: described A/D converter uses AD7865 type transducer.
Vehicle-mounted road surface condition recognition device the most according to claim 1, it is characterised in that: described display lamp includes the light emitting diode of four kinds of colors green, blue, yellow, red.
CN201620328837.3U 2016-04-19 2016-04-19 On -vehicle pavement condition recognition device Expired - Fee Related CN205615345U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620328837.3U CN205615345U (en) 2016-04-19 2016-04-19 On -vehicle pavement condition recognition device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620328837.3U CN205615345U (en) 2016-04-19 2016-04-19 On -vehicle pavement condition recognition device

Publications (1)

Publication Number Publication Date
CN205615345U true CN205615345U (en) 2016-10-05

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Application Number Title Priority Date Filing Date
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Country Status (1)

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CN (1) CN205615345U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107883975A (en) * 2017-10-25 2018-04-06 张逸哲 A kind of method and system that pavement behavior is identified in navigation way
CN111898594A (en) * 2020-09-30 2020-11-06 华人运通(上海)新能源驱动技术有限公司 Road surface terrain recognition method and device based on suspension vibration signal and storage medium

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107883975A (en) * 2017-10-25 2018-04-06 张逸哲 A kind of method and system that pavement behavior is identified in navigation way
CN111898594A (en) * 2020-09-30 2020-11-06 华人运通(上海)新能源驱动技术有限公司 Road surface terrain recognition method and device based on suspension vibration signal and storage medium
CN111898594B (en) * 2020-09-30 2021-01-26 华人运通(上海)新能源驱动技术有限公司 Road surface terrain recognition method and device based on suspension vibration signal and storage medium

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20161005

Termination date: 20170419

CF01 Termination of patent right due to non-payment of annual fee