CN113895226A - Error early warning system and method for actual vehicle speed and vehicle speed displayed by combination instrument - Google Patents
Error early warning system and method for actual vehicle speed and vehicle speed displayed by combination instrument Download PDFInfo
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- CN113895226A CN113895226A CN202111133744.7A CN202111133744A CN113895226A CN 113895226 A CN113895226 A CN 113895226A CN 202111133744 A CN202111133744 A CN 202111133744A CN 113895226 A CN113895226 A CN 113895226A
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- 238000000034 method Methods 0.000 title claims description 12
- 238000006073 displacement reaction Methods 0.000 claims abstract description 38
- 230000000007 visual effect Effects 0.000 claims abstract description 32
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 238000012544 monitoring process Methods 0.000 claims abstract description 4
- 238000013461 design Methods 0.000 abstract description 6
- 238000012360 testing method Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
- B60K35/20—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor
- B60K35/28—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor characterised by the type of the output information, e.g. video entertainment or vehicle dynamics information; characterised by the purpose of the output information, e.g. for attracting the attention of the driver
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B31/00—Predictive alarm systems characterised by extrapolation or other computation using updated historic data
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/052—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
- B60K2360/16—Type of output information
- B60K2360/167—Vehicle dynamics information
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Transportation (AREA)
- Combustion & Propulsion (AREA)
- Business, Economics & Management (AREA)
- Computing Systems (AREA)
- Emergency Management (AREA)
- Human Computer Interaction (AREA)
- Indicating Measured Values (AREA)
- Instrument Panels (AREA)
Abstract
The invention discloses an error early warning system for actual vehicle speed and combined instrument display vehicle speed, which comprises a detection unit, a storage unit, a calculation unit and a control unit, wherein the detection unit comprises a displacement signal transmitter and a time signal transmitter; the storage unit comprises a transmitting signal data information used for storing the displacement signal transmitter and a transmitting signal data information used for monitoring the time signal transmitter; the calculating unit is used for calculating the ratio of the two-point interval displacement difference of the displacement signal transmitter to the two-point interval time difference corresponding to the time signal transmitter; the execution unit comprises an alarm device which is divided into a first audible and visual alarm and a second audible and visual alarm. The invention solves the problems that the actual vehicle speed is often required to be verified by loading and whether the displayed vehicle speed meets the design specification or not, and the loading test increases the workload and causes low efficiency in the current instrument development.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to an error early warning system and an error early warning method for actual vehicle speed and vehicle speed displayed by a combination instrument.
Background
The combination instrument is a window for a driver to master vehicle information, the vehicle condition can be accurately displayed through the instrument, except the vehicle speed information, the actual vehicle speed of the vehicle must be lower than the display vehicle speed of the instrument and meets certain standard requirements, and then when the actual vehicle speed of the vehicle and the display vehicle speed of the instrument deviate from high, misjudgment is easily caused to a driver, and even serious safety accidents are caused when the actual vehicle speed of the vehicle and the display vehicle speed of the instrument deviate from high.
Therefore, when the instrument is developed, the loading is often needed to verify whether the actual vehicle speed meets the design specifications or not, the loading test increases the workload, the efficiency is low, meanwhile, the special equipment is needed to measure the actual vehicle speed, the accuracy is low, and the actual requirement is not met. By adopting the method, the loading work can be reduced, whether the actual vehicle speed and the display vehicle speed of the combination instrument are within the error range can be accurately judged through the displacement signal emitter and the time signal emitter, and even if the actual vehicle speed and the display vehicle speed are easy to miss detection or misjudgment to cause the vehicles which do not meet the design specifications to flow into the market after the loading verification, customers can also automatically judge at the first time, so that the efficiency and the accuracy are improved, and safety accidents are avoided.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, provides an error early warning system and an error early warning method for the actual vehicle speed and the display vehicle speed of a combination instrument, and solves the problems that the actual vehicle speed and the display vehicle speed are always required to be loaded to verify whether the actual vehicle speed meets the design specification or not, the loading test increases the workload, and the efficiency is low when the existing instrument is developed.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides an error early warning system of actual speed of a motor vehicle and combination meter display speed of a motor vehicle which characterized in that includes:
the detection unit comprises a displacement signal emitter and a time signal emitter, and the displacement signal emitter and the time signal emitter are respectively arranged at the chassis of the vehicle to be detected;
the storage unit comprises a transmitting signal data information used for storing the displacement signal transmitter and a transmitting signal data information used for monitoring the time signal transmitter;
the calculating unit is used for calculating the ratio of the two-point interval displacement difference of the displacement signal transmitter to the two-point interval time difference corresponding to the time signal transmitter;
the alarm device comprises an execution unit and a control unit, wherein the execution unit comprises an alarm device which is divided into a first audible and visual alarm and a second audible and visual alarm;
the control unit, the control unit respectively with detecting element, control unit, calculating unit and execution unit electric connection, still record corresponding judgement information and corresponding first preset ratio K1 and second preset ratio K2 in this control unit, | K1 | K2.
Preferably, the judgment information is divided into an error in a normal range, an error in a large range, and an error in a large range.
Preferably, the control unit determines that the error is in a normal range, and the execution unit does not work; the control unit judges that the error is in a larger range, and the first audible and visual alarm works; the control unit judges that the error is in a larger range, and the first audible and visual alarm and the second audible and visual alarm work simultaneously.
Preferably, a display is further arranged in the control unit, and data information detected by the displacement signal emitter and the time signal emitter at the same time point and vehicle speed information data V1 displayed by an instrument panel of the vehicle to be driven corresponding to the time point are displayed on the display in real time.
An error early warning method for actual vehicle speed and vehicle speed displayed by a combination instrument comprises the following steps:
s1, starting the automobile to run at a constant speed;
s2, the detection unit detects displacement data and time data in real time through the displacement signal emitter and the time signal emitter, and transmits the detected data information to the storage unit;
s2, capturing displacement data and time data corresponding to two time points in a storage unit through a calculating unit, wherein the displacement data and the time data corresponding to the first time point are recorded as S1 and T1, the displacement data and the time data corresponding to the second time point are recorded as S2 and T2, the calculating unit calculates an actual vehicle speed V2= | S2-S1 | T2-T1 | and an error between the actual vehicle speed and a vehicle speed displayed by an instrument panel is set to be D, and D = | V2-V1 | is included in the calculation unit;
s4, the control unit respectively judges with K1 and K2 through D, and when D < | K1 |, the control unit judges that the error is in a normal range; when the | K1 | is ≦ D ≦ K2 | and the control unit determines that the error is in a large range, the control unit sends an instruction to the execution unit at the moment, and the execution unit controls the first audible and visual alarm to alarm; when D > | K2 | the control unit determines that the error is in a large range, the control unit sends an instruction to the execution unit at the moment, and the execution unit controls the first audible and visual alarm and the second audible and visual alarm to alarm simultaneously.
The control unit records corresponding judgment information and corresponding first preset ratio K1 and second preset ratio K2, the judgment information is divided into an error in a normal range, an error in a large range and an error in a large range, the control unit respectively judges with K1 and K2 through D, and when D < | K1 |, the control unit judges that the error is in the normal range; when the | K1 | is ≦ D ≦ K2 | and the control unit determines that the error is in a large range, the control unit sends an instruction to the execution unit at the moment, and the execution unit controls the first audible and visual alarm to alarm; when D > | K2 | the control unit determines that the error is in a large range, the control unit sends an instruction to the execution unit at the moment, and the execution unit controls the first audible and visual alarm and the second audible and visual alarm to alarm simultaneously. The design can ensure that when the agent K1 is not more than D not more than K2, the error between the actual vehicle speed and the vehicle speed displayed by the instrument panel exceeds the allowable range a little, the instrument panel is proved to be accurate in metering and exceeds the standard range at the moment, but the error is not enough to cause safety accidents, and a user only needs to debug the vehicle at a proper time; when D > | K2 | is, the control unit judges that the error is in great scope, the control unit sends the instruction this moment and gives the execution unit, execution unit control first audible-visual alarm and second audible-visual alarm report to the police simultaneously and work, report to the police simultaneously when meeting first audible-visual alarm and second audible-visual alarm, then the user will arouse high attention, through experiential prediction speed of a motor vehicle size in the in-process of traveling, and do not rely on dial data in order to avoid causing the possibility of erroneous judgement, then go to the vehicle to safe highway section and open to the maintenance shop at the very first time and carry out dial debugging processing.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a flow chart of an early warning method of the present invention;
in the figure: 1. the device comprises a detection unit, 2, a storage unit, 3, a calculation unit, 4, an execution unit, 5, a control unit, 6, a first audible and visual alarm, 7 and a second audible and visual alarm.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
An error early warning system for displaying vehicle speed by an actual vehicle speed and a combination meter as shown in fig. 1 is characterized by comprising:
the detection device comprises a detection unit 1, wherein the detection unit 1 comprises a displacement signal transmitter and a time signal transmitter, and the displacement signal transmitter and the time signal transmitter are respectively installed at a chassis of a vehicle to be detected;
the storage unit 2 comprises a transmitting signal data information used for storing a displacement signal transmitter and a transmitting signal data information used for monitoring a time signal transmitter;
the calculating unit 3 is used for calculating the ratio of the two-point interval displacement difference of the displacement signal transmitter to the two-point interval time difference corresponding to the time signal transmitter;
the execution unit 4 comprises an alarm device which is divided into a first audible and visual alarm 6 and a second audible and visual alarm 7;
the control unit 5, the control unit 5 respectively with detecting element 1, monitor unit, calculating unit 3 and execution unit 4 electric connection, still record corresponding judgement information and corresponding first preset ratio K1 and second preset ratio K2 in this control unit 5, | K1 | K2 |.
The judgment information is divided into that the error is in a normal range, the error is in a larger range and the error is in a larger range.
The control unit 5 judges that the error is in a normal range, and the execution unit 4 does not work; the control unit 5 judges that the error is in a larger range, and the first audible and visual alarm 6 works; the control unit 5 judges that the error is in a large range, and the first audible and visual alarm 6 and the second audible and visual alarm 7 work simultaneously.
The control unit 5 is also internally provided with a display, and the display displays data information detected by the displacement signal emitter and the time signal emitter at the same time point and vehicle speed information data V1 displayed by an instrument panel of the vehicle at the time point in real time.
As shown in fig. 2, a method for warning an error between an actual vehicle speed and a vehicle speed displayed by a combination meter includes the following steps:
s1, starting the automobile to run at a constant speed;
s2, the detection unit 1 detects displacement data and time data in real time through the displacement signal emitter and the time signal emitter, and transmits the detected data information to the storage unit 2;
s2, capturing displacement data and time data corresponding to two time points in the storage unit 2 through the calculating unit 3, wherein the displacement data and the time data corresponding to a first time point are recorded as S1 and T1, the displacement data and the time data corresponding to a second time point are recorded as S2 and T2, the calculating unit 3 calculates an actual vehicle speed V2= | S2-S1 | T2-T1 | and an error between the actual vehicle speed and a vehicle speed displayed by an instrument panel is D, wherein D = | V2-V1 | is included;
s4, the control unit 5 respectively judges with K1 and K2 through D, and when D < | K1 |, the control unit 5 judges that the error is in a normal range; when the | K1 | is not more than D not more than K2 | and the control unit 5 determines that the error is in a large range, the control unit 5 sends an instruction to the execution unit 4 at the moment, and the execution unit 4 controls the first audible and visual alarm 6 to alarm; when D > | K2 | the control unit 5 determines that the error is in a large range, at the moment, the control unit 5 sends an instruction to the execution unit 4, and the execution unit 4 controls the first audible and visual alarm 6 and the second audible and visual alarm 7 to alarm simultaneously.
According to the invention, the control unit 5 is recorded with corresponding judgment information and corresponding first preset ratio K1 and second preset ratio K2, the judgment information is divided into a normal range of error, a large range of error and a large range of error, the control unit 5 respectively judges with K1 and K2 through D, and when D < | K1 |, the control unit 5 judges that the error is in the normal range; when the | K1 | is not more than D not more than K2 | and the control unit 5 determines that the error is in a large range, the control unit 5 sends an instruction to the execution unit 4 at the moment, and the execution unit 4 controls the first audible and visual alarm 6 to alarm; when D > | K2 | the control unit 5 determines that the error is in a large range, at the moment, the control unit 5 sends an instruction to the execution unit 4, and the execution unit 4 controls the first audible and visual alarm 6 and the second audible and visual alarm 7 to alarm simultaneously. The design can ensure that when the agent K1 is not more than D not more than K2, the error between the actual vehicle speed and the vehicle speed displayed by the instrument panel exceeds the allowable range a little, the instrument panel is proved to be accurate in metering and exceeds the standard range at the moment, but the error is not enough to cause safety accidents, and a user only needs to debug the vehicle at a proper time; when D > | K2 | is, control unit 5 judges that the error is in great range, control unit 5 sends the instruction this moment and gives execution unit 4, execution unit 4 control first audible-visual annunciator 6 and second audible-visual annunciator 7 report to the police simultaneously and work, report to the police simultaneously when meeting first audible-visual annunciator 6 and second audible-visual annunciator 7, then the user will arouse high importance, through experiential prediction speed of a motor vehicle size in the in-process of traveling, and do not rely on dial data in order to avoid causing the possibility of erroneous judgement, then go to the vehicle to safe road section and carry out dial debugging processing to the maintenance shop in the very first time.
The above-described embodiments are illustrative of the present invention and not restrictive, it being understood that various changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (5)
1. The utility model provides an error early warning system of actual speed of a motor vehicle and combination meter display speed of a motor vehicle which characterized in that includes:
the detection unit (1) comprises a displacement signal emitter and a time signal emitter, wherein the displacement signal emitter and the time signal emitter are respectively arranged at a chassis of a vehicle to be detected;
the storage unit (2), the said storage unit (2) includes the data information of sending signal used for storing the displacement signal launcher and is used for monitoring the time signal launcher sending signal data information;
the calculating unit (3) is used for calculating the ratio of the two-point interval displacement difference of the displacement signal transmitter to the two-point interval time difference corresponding to the time signal transmitter;
the execution unit (4), the execution unit (4) includes the alarm device, the said alarm device is divided into the first acousto-optic alarm (6) and second acousto-optic alarm (7);
the control unit (5), control unit (5) respectively with detecting element (1), monitor unit, calculating unit (3) and execution unit (4) electric connection, still record corresponding judgement information and corresponding first preset ratio K1 and second preset ratio K2 in this control unit (5), | K1 | K2 |.
2. The error early warning system for the actual vehicle speed and the vehicle speed displayed by the combination instrument as claimed in claim 1, wherein the judgment information is divided into that the error is in a normal range, the error is in a larger range and the error is in a larger range.
3. The error early warning system for the actual vehicle speed and the vehicle speed displayed by the combination instrument as claimed in claim 2, characterized in that the control unit (5) determines that the error is in a normal range, and the execution unit (4) does not work; the control unit (5) judges that the error is in a larger range, and the first audible and visual alarm (6) works; the control unit (5) judges that the error is in a large range, and the first audible and visual alarm (6) and the second audible and visual alarm (7) work simultaneously.
4. The system and the method for early warning the error between the actual vehicle speed and the vehicle speed displayed by the combination instrument as claimed in claim 3, wherein a display is further arranged in the control unit (5), and data information detected by the displacement signal transmitter and the time signal transmitter at the same time point and vehicle speed information data V1 displayed by an instrument panel of the vehicle to be warned corresponding to the time point are displayed on the display in real time.
5. The method for early warning of error between actual vehicle speed and vehicle speed displayed by a combination meter according to any one of claims 1-4, characterized by comprising the following steps:
s1, starting the automobile to run at a constant speed;
s2, the detection unit (1) detects displacement data and time data in real time through the displacement signal emitter and the time signal emitter, and transmits the detected data information to the storage unit (2);
s2, capturing displacement data and time data corresponding to two time points in a storage unit (2) through a calculating unit (3), wherein the displacement data and the time data corresponding to a first time point are recorded as S1 and T1, the displacement data and the time data corresponding to a second time point are recorded as S2 and T2, the calculating unit (3) calculates an actual vehicle speed V2= | -S2-S1 | T2-T1 | and an error between the actual vehicle speed and a vehicle speed displayed by an instrument panel is set as D, and D = | -V2-V1 | in the storage unit;
s4, the control unit (5) respectively judges with K1 and K2 through D, and when D < | K1 |, the control unit (5) judges that the error is in a normal range; when the | K1 | is ≦ D ≦ K2 | and the control unit (5) determines that the error is in a large range, the control unit (5) sends an instruction to the execution unit (4) at the moment, and the execution unit (4) controls the first audible and visual alarm (6) to alarm; when D > | K2 | is, the control unit (5) judges that the error is in a large range, at the moment, the control unit (5) sends an instruction to the execution unit (4), and the execution unit (4) controls the first audible and visual alarm (6) and the second audible and visual alarm (7) to alarm simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111133744.7A CN113895226A (en) | 2021-09-27 | 2021-09-27 | Error early warning system and method for actual vehicle speed and vehicle speed displayed by combination instrument |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111133744.7A CN113895226A (en) | 2021-09-27 | 2021-09-27 | Error early warning system and method for actual vehicle speed and vehicle speed displayed by combination instrument |
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| CN113895226A true CN113895226A (en) | 2022-01-07 |
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| CN202111133744.7A Withdrawn CN113895226A (en) | 2021-09-27 | 2021-09-27 | Error early warning system and method for actual vehicle speed and vehicle speed displayed by combination instrument |
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| CN205898840U (en) * | 2016-06-30 | 2017-01-18 | 浙江大学 | Car speedometer verifying attachment based on singlechip |
| CN107901761A (en) * | 2017-11-06 | 2018-04-13 | 奇瑞汽车股份有限公司 | Vehicle speed display method and system |
| CN110220535A (en) * | 2019-05-29 | 2019-09-10 | 中国第一汽车股份有限公司 | Vehicle instrument table test method, device, system, equipment and storage medium |
-
2021
- 2021-09-27 CN CN202111133744.7A patent/CN113895226A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105083014A (en) * | 2014-05-16 | 2015-11-25 | 大陆汽车车身电子***（芜湖）有限公司 | Vehicle overspeeding warning method and automobile instrument |
| CN204184204U (en) * | 2014-09-30 | 2015-03-04 | 浙江吉利控股集团有限公司 | A kind of vehicle-mounted speed limit instrument |
| US20170004663A1 (en) * | 2015-07-03 | 2017-01-05 | Honda Motor Co., Ltd. | Failure determination system for vehicle speed detection device |
| CN105946717A (en) * | 2016-06-08 | 2016-09-21 | 惠州市华阳多媒体电子有限公司 | System and method for correcting speed display of vehicle-mounted HUD equipment |
| CN205898840U (en) * | 2016-06-30 | 2017-01-18 | 浙江大学 | Car speedometer verifying attachment based on singlechip |
| CN107901761A (en) * | 2017-11-06 | 2018-04-13 | 奇瑞汽车股份有限公司 | Vehicle speed display method and system |
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Application publication date: 20220107 |