CN109278673A - A method of protection vehicle chassis - Google Patents
A method of protection vehicle chassis Download PDFInfo
- Publication number
- CN109278673A CN109278673A CN201811007833.5A CN201811007833A CN109278673A CN 109278673 A CN109278673 A CN 109278673A CN 201811007833 A CN201811007833 A CN 201811007833A CN 109278673 A CN109278673 A CN 109278673A
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- vehicle
- threshold
- data
- reference state
- gyro data
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
- B60R16/0232—Circuits relating to the driving or the functioning of the vehicle for measuring vehicle parameters and indicating critical, abnormal or dangerous conditions
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Traffic Control Systems (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The present invention relates to a kind of methods for protecting vehicle chassis, include the following steps: the first gyro data under MCU acquisition vehicle reference state and are handled it to obtain reference state gyro data；MCU obtains the second gyro data under vehicle's current condition；Second gyro data of vehicle is compared by MCU with reference state gyro data, judges whether the deviation of the two is more than preset first threshold, if so, judging that ground out-of-flatness can damage chassis, is exported warning information to car owner, is otherwise returned to previous step.After the present invention is by carrying out software upgrading to mobile unit; by being analyzed and processed to the gyro data under vehicle stopped state and driving status; the case where to judge vehicle driving ground, so that early warning prompting is carried out to car owner, to achieve the purpose that protect vehicle chassis.
Description
Technical field
The present invention relates to technical field of vehicle safety, more particularly to a kind of method for protecting vehicle chassis.
Background technique
Automobile chassis is part mostly important in vehicle complete vehicle structure, if chassis deforms, will lead to a series of ask
Impacted, side wheel is prone to wear, can offset to one side in vehicle driving by topic, such as the stability of vehicle driving；
But many car owners do not know the damage of chassis deformation, or do not know and how to go to avoid this problem as far as possible, lead to car owner usually
The some unconscious movements damage chassis done, such as being parked in the very big road surface of rugged road surface even drop, high speed
By the road surface of out-of-flatness or deceleration strip etc., however there are no corresponding technologies can determine whether the dynamic of damage chassis for current automobile
Make and makes early warning.
Summary of the invention
The present invention is to overcome the shortcomings of to provide a kind of method for protecting vehicle chassis described in the above-mentioned prior art.
In order to solve the above technical problems, technical scheme is as follows:
A method of protection vehicle chassis includes the following steps:
S10. MCU acquires the first gyro data under vehicle reference state and is handled it to obtain reference state gyro
Instrument data；
S20. MCU obtains the second gyro data under vehicle's current condition；
S30. the second gyro data of vehicle is compared by MCU with reference state gyro data, judges the deviation of the two
It whether is more than preset first threshold, if so, judging that ground out-of-flatness can damage chassis, output warning information is no to car owner
Then return step S20.
It further, include: MCU by vehicle to the processing of the first gyro data in step S10 as optimal technical scheme
The first gyro data acquired under reference state is compared with gyro raw data, is rejected deviation and is greater than second threshold
Data, and to remaining data carry out statistical average processing obtain reference state gyro data.
Further, as optimal technical scheme, the vehicle reference state includes referring to dead ship condition, and the vehicle is worked as
Preceding state includes current dead ship condition.
Further, as optimal technical scheme, the first threshold is set as any one value in 20%-40%；It is described
Second threshold is set as any one value in 5%-15%.
Further, as optimal technical scheme, the vehicle reference state includes referring to driving status, and the vehicle is worked as
Preceding state includes current running state.
Further, as optimal technical scheme, the first threshold is set as any one value in 40%-60%；It is described
Second threshold is set as any one value in 25%-45%.
Further, as optimal technical scheme, in step S30, when the second gyro data and reference state gyroscope
Deviation between data is more than preset first threshold, and the travel speed of vehicle is greater than third threshold value, then judges ground injustice
It is whole to damage chassis, output warning information to car owner.
Further, as optimal technical scheme, the third threshold value is set as any one in 40km/h-60km/h
Value.
Further, as optimal technical scheme, the warning information includes: that output audio alert signal notifies car owner,
So that car owner takes timely measure.
Further, as optimal technical scheme, the navigation equipment or Telematics of vehicle is arranged in the gyroscope
On.
Compared with prior art, the beneficial effect of technical solution of the present invention is: the present invention is soft by carrying out to mobile unit
After part upgrading, by being analyzed and processed to the gyro data under vehicle stopped state and driving status, to judge vehicle row
The case where sailing road surface makes it make the movement for reducing damage vehicle chassis to carry out early warning prompting to car owner, to reach protection
The purpose of vehicle chassis.
Detailed description of the invention
Fig. 1 is flow chart of steps of the present invention.
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；In order to better illustrate this embodiment, attached
Scheme certain components to have omission, zoom in or out, does not represent the size of actual product；To those skilled in the art,
The omitting of some known structures and their instructions in the attached drawings are understandable；The same or similar label corresponds to same or similar
Component；The terms describing the positional relationship in the drawings are only for illustration, should not be understood as the limitation to this patent.
Specific embodiment
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawing, so that advantages and features of the invention are more
It is easily readily appreciated by one skilled in the art, to make apparent define to protection scope of the present invention.
Embodiment 1
A kind of method of protection vehicle chassis of the invention, includes the following steps:
S10. MCU acquires the first gyro data under vehicle reference state and is handled it to obtain reference state gyro
Instrument data.
This step specifically: the MCU built in vehicle-mounted Telematics equipment is to first under vehicle reference dead ship condition
Gyro data is acquired, and the first gyro data of acquisition is compared with the gyro raw data BD that MCU is read,
The data that deviation is greater than second threshold are rejected, and statistical average processing acquisition is carried out to remaining data and refers to dead ship condition gyroscope
Data SG；It is corresponding on normal, relatively flat parking lot road surface that reference dead ship condition gyro data SG is set as vehicle
Gyroscope state.
In this step, the first gyro data include MCU acquired in first time period it is all with reference to dead ship condition
Under data, the first time period is set as 10-30 days, and second threshold is set as any one value in 5%-15%, in this reality
It applies in example, as optimal technical solution, first time period is set as 30 days, and second threshold is set as 10%.
S20. MCU obtains the second gyro data under vehicle's current condition.
In this step, MCU obtains the second gyro data under the current dead ship condition of vehicle.
Both S30. the second gyro data of vehicle is compared by MCU with reference state gyro data, judge
Whether deviation is more than preset first threshold, if so, judging that ground out-of-flatness can damage chassis, output warning information to vehicle
It leads, otherwise return step S20.
This step is specifically, MCU is by the second gyro data under the current dead ship condition of vehicle and refers to dead ship condition top
Spiral shell instrument data SG is compared, and judges whether the deviation of the two is more than preset first threshold, if so, judging ground out-of-flatness
It can damage chassis, output warning information to car owner, otherwise return step S20；Wherein, first threshold is set as in 20%-40%
Any one value, in the present embodiment, as optimal technical solution, first threshold is set as 30%；Warning information includes, vehicle-mounted
Telematics equipment output audio alert signal notifies car owner, so that car owner takes timely measure.
In the present embodiment, after the present invention is by carrying out software upgrading to vehicle-mounted Telematics equipment, by vehicle
Gyro data under dead ship condition is analyzed and processed, the case where to judge vehicle parking road surface, to carry out to car owner
Early warning is reminded, it is made to make the movement for reducing damage vehicle chassis, to achieve the purpose that protect vehicle chassis.
Embodiment 2
The present embodiment difference from example 1 is that, the reference state of vehicle is different, in the present embodiment, the ginseng of vehicle
Examining state is with reference to driving status.
It specifically includes:
S10. MCU is acquired the first gyro data under vehicle reference driving status, by the first gyroscope number of acquisition
It is compared according to the gyro raw data BD read with MCU, rejects the data that deviation is greater than second threshold, and to remaining data
Statistical average processing is carried out to obtain with reference to driving status gyro data DG；It will be set as with reference to driving status gyro data DG
Vehicle corresponding gyroscope state in normal, relatively flat road traveling.
In this step, the first gyro data include MCU acquired under specific frequency in first time period it is all
With reference to the data under driving status, the first time period is set as 30-60 days, and second threshold is set as appointing in 25%-45%
It anticipates a value, in the present embodiment, as optimal technical solution, first time period is set as 60 days, and second threshold is set as 35%；
Specific frequency is set as 0.5S, that is, MCU is in 60 days with the gyroscope under the frequency collection vehicle reference driving status of 0.5S
Data.
S20. MCU obtains the second gyro data under vehicle's current condition.
In this step, MCU obtains the second gyro data under vehicle current running state.
Both S30. the second gyro data of vehicle is compared by MCU with reference state gyro data, judge
Whether deviation is more than preset first threshold, if so, judging that ground out-of-flatness can damage chassis, output warning information to vehicle
It leads, otherwise return step S20.
This step is specifically, MCU is by the second gyro data under vehicle current running state and refers to driving status top
Spiral shell instrument data DG is compared, and judges whether the deviation of the two is more than preset first threshold, while judging the traveling speed of vehicle
Whether degree is greater than third threshold value, is more than pre- when the second gyro data and with reference to the deviation between driving status gyro data DG
If first threshold, and when the travel speed of vehicle is greater than third threshold value, then judge that ground out-of-flatness can damage chassis, output is pre-
Alert information makes car owner that suitable measure be taken such as to reduce speed in time, to car owner to reduce in the road surface high speed for jolting uneven
Traveling damages chassis bring, achievees the purpose that protect chassis, otherwise return step S20.
In this step, first threshold is set as any one value in 40%-60%, and the third threshold value is set as 40km/
Any one value in h-60km/h, in the present embodiment, as optimal technical solution, first threshold is set as 50%, the third
Threshold value is set as 50km/h.
In the present embodiment, after the present invention is by carrying out software upgrading to vehicle-mounted Telematics equipment, by vehicle
The case where gyro data under driving status is analyzed and processed, road surface is corresponded to when judging vehicle driving, thus to vehicle
Main progress early warning prompting makes it make the movement for reducing damage vehicle chassis, to achieve the purpose that protect vehicle chassis.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (10)
1. a kind of method for protecting vehicle chassis, which comprises the steps of:
S10. MCU acquires the first gyro data under vehicle reference state and is handled it to obtain reference state gyro
Instrument data；
S20. MCU obtains the second gyro data under vehicle's current condition；
S30. the second gyro data of vehicle is compared by MCU with reference state gyro data, judges the deviation of the two
It whether is more than preset first threshold, if so, judging that ground out-of-flatness can damage chassis, output warning information is no to car owner
Then return step S20.
2. a kind of method for protecting vehicle chassis according to claim 1, it is characterised in that: to the first top in step S10
The processing of spiral shell instrument data include: MCU by the first gyro data acquired under vehicle reference state and gyro raw data into
Row compares, and rejects the data that deviation is greater than second threshold, and carry out statistical average processing to remaining data and obtain reference state top
Spiral shell instrument data.
3. a kind of method for protecting vehicle chassis according to claim 2, it is characterised in that: the vehicle reference state packet
It includes with reference to dead ship condition, the vehicle's current condition includes current dead ship condition.
4. a kind of method for protecting vehicle chassis according to claim 3, it is characterised in that: the first threshold is set as
Any one value in 20%-40%；The second threshold is set as any one value in 5%-15%.
5. a kind of method for protecting vehicle chassis according to claim 2, it is characterised in that: the vehicle reference state packet
It includes with reference to driving status, the vehicle's current condition includes current running state.
6. a kind of method for protecting vehicle chassis according to claim 5, it is characterised in that: the first threshold is set as
Any one value in 40%-60%；The second threshold is set as any one value in 25%-45%.
7. a kind of method for protecting vehicle chassis according to claim 5, it is characterised in that: in step S30, when the second top
Deviation between spiral shell instrument data and reference state gyro data is more than preset first threshold, and the travel speed of vehicle is greater than
Third threshold value then judges that ground out-of-flatness can damage chassis, output warning information to car owner.
8. a kind of method for protecting vehicle chassis according to claim 7, it is characterised in that: the third threshold value is set as
Any one value in 40km/h-60km/h.
9. a kind of method for protecting vehicle chassis according to claim 1, it is characterised in that: the warning information includes:
Output audio alert signal notifies car owner, so that car owner takes timely measure.
10. a kind of method for protecting vehicle chassis according to claim 1, it is characterised in that: the gyroscope setting exists
In the navigation equipment or Telematics of vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811007833.5A CN109278673B (en) | 2018-08-31 | 2018-08-31 | Method for protecting vehicle chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811007833.5A CN109278673B (en) | 2018-08-31 | 2018-08-31 | Method for protecting vehicle chassis |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109278673A true CN109278673A (en) | 2019-01-29 |
| CN109278673B CN109278673B (en) | 2022-05-20 |
Family
ID=65183235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811007833.5A Active CN109278673B (en) | 2018-08-31 | 2018-08-31 | Method for protecting vehicle chassis |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112256035A (en) * | 2020-11-03 | 2021-01-22 | 浙江国自机器人技术股份有限公司 | Chassis drift control method, system and device and AGV |
Citations (4)
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|---|---|---|---|---|
| US20120139762A1 (en) * | 2010-12-03 | 2012-06-07 | Hon Hai Precision Industry Co., Ltd. | Vehicle recovery system |
| CN105844963A (en) * | 2016-03-30 | 2016-08-10 | 乐视控股（北京）有限公司 | Vehicle chassis collision early-warning system and method |
| CN106314594A (en) * | 2016-08-26 | 2017-01-11 | 南京理工大学 | Storage and transfer robot used for modern logistics industry |
| CN107323454A (en) * | 2017-08-03 | 2017-11-07 | 鄂尔多斯市普渡科技有限公司 | A kind of unmanned speed-regulating device and method of adjustment based on surface evenness |
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2018
- 2018-08-31 CN CN201811007833.5A patent/CN109278673B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120139762A1 (en) * | 2010-12-03 | 2012-06-07 | Hon Hai Precision Industry Co., Ltd. | Vehicle recovery system |
| CN105844963A (en) * | 2016-03-30 | 2016-08-10 | 乐视控股（北京）有限公司 | Vehicle chassis collision early-warning system and method |
| CN106314594A (en) * | 2016-08-26 | 2017-01-11 | 南京理工大学 | Storage and transfer robot used for modern logistics industry |
| CN107323454A (en) * | 2017-08-03 | 2017-11-07 | 鄂尔多斯市普渡科技有限公司 | A kind of unmanned speed-regulating device and method of adjustment based on surface evenness |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112256035A (en) * | 2020-11-03 | 2021-01-22 | 浙江国自机器人技术股份有限公司 | Chassis drift control method, system and device and AGV |
| CN112256035B (en) * | 2020-11-03 | 2023-08-15 | 浙江国自机器人技术股份有限公司 | Chassis drift control method, system and device and AGV trolley |
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| Publication number | Publication date |
|---|---|
| CN109278673B (en) | 2022-05-20 |
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