CN107901792B - Automobile seat adjusting method and device and computer readable storage medium - Google Patents

Automobile seat adjusting method and device and computer readable storage medium Download PDF

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Publication number
CN107901792B
CN107901792B CN201711060768.8A CN201711060768A CN107901792B CN 107901792 B CN107901792 B CN 107901792B CN 201711060768 A CN201711060768 A CN 201711060768A CN 107901792 B CN107901792 B CN 107901792B
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seat
adjusting
angle
calculated
automobile
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CN107901792A (en
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张恩利
于洋
刘鹏
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Shenzhen Skyworth Automobile Intelligence Co ltd
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Shenzhen Skyworth Automobile Intelligence Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60NSEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/002Seats provided with an occupancy detection means mounted therein or thereon
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60NSEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/22Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being adjustable
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00Electric 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
    • B60R16/02Electric 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
    • B60R16/023Electric 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00Electric 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
    • B60R16/02Electric 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
    • B60R16/037Electric 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 occupant comfort, e.g. for automatic adjustment of appliances according to personal settings, e.g. seats, mirrors, steering wheel

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Seats For Vehicles (AREA)

Abstract

The invention discloses a method and a device for adjusting an automobile seat and a computer readable storage medium, wherein the method comprises the following steps: acquiring road data detected by a first sensor and weight data of a driver and a passenger detected by a second sensor; calculating a seat adjusting angle according to the road data and the weight data of the driver and the passengers; acquiring a preset seat adjusting angle numerical range corresponding to the road data and the weight data, and judging whether the calculated seat adjusting angle is within the preset seat adjusting angle numerical range or not; and if the calculated seat adjusting angle is within the preset seat adjusting angle numerical range, adjusting the automobile seat according to the calculated seat adjusting angle. The invention can realize the self-adaptive adjustment of the automobile seat along with the road surface condition and the weight condition of a driver and an occupant so as to relieve the impact transmitted to the driver and the occupant by the uneven road surface and provide comfortable riding conditions for the driver and the occupant, thereby improving the riding experience.

Description

Automobile seat adjusting method and device and computer readable storage medium
Technical Field
The invention relates to the technical field of automobiles, in particular to an automobile seat adjusting method and device and a computer readable storage medium.
Background
With the progress and development of science and technology, new vitality is injected into the traditional manufacturing field, and for the automobile manufacturing field, the intelligent driving concept is provided, so that a brand-new driving mode is provided. At present, the intelligent automobile focuses on the aspects of identifying a path, avoiding obstacles, judging road traffic markings and the like, and no corresponding research is made on the aspect of intelligent adjustment of an intelligent automobile seat, the automobile seat belongs to a basic device of an automobile, and a human body and an automobile body are connected together in the automobile, so that the driving comfort and the safety of passengers are directly related. Most of the existing automobile seat adjusting modes are that the seat is manually adjusted forwards and backwards or the angle of the seat back of the seat is adjusted, if the road surface of the automobile running is uneven, the automobile can only depend on a vehicle shock absorber to relieve jolt, the comfort level of drivers and passengers is affected, and the riding experience is poor.
Disclosure of Invention
The invention mainly aims to provide an automobile seat adjusting method, an automobile seat adjusting device and a computer readable storage medium, and aims to solve the technical problems that the comfort level of drivers and passengers is influenced and the riding experience is poor due to the existing manual automobile seat adjusting mode.
In order to achieve the above object, the present invention provides an automobile seat adjusting method, including:
acquiring road data detected by a first sensor and weight data of a driver and a passenger detected by a second sensor;
calculating a seat adjusting angle according to the road data and the weight data of the driver and the passengers;
acquiring a preset seat adjusting angle numerical range corresponding to the road data and the weight data, and judging whether the calculated seat adjusting angle is within the preset seat adjusting angle numerical range or not;
and if the calculated seat adjusting angle is within the preset seat adjusting angle numerical range, adjusting the automobile seat according to the calculated seat adjusting angle.
Optionally, the step of acquiring the road data detected by the first sensor and the weight data of the occupant detected by the second sensor is preceded by:
acquiring initial data of a sensor, and preprocessing the initial data;
and storing the processed data.
Optionally, the step of calculating the seat adjustment angle according to the road data and the weight data of the driver and the passenger comprises:
calculating the effective height of the automobile tire descending according to the road data and the weight data;
and calculating the seat adjusting angle according to the effective descending height of the automobile tire.
Optionally, after the step of determining whether the calculated seat adjustment angle is within the preset seat adjustment angle numerical range, the method further includes:
if the calculated seat adjusting angle is not within the preset seat adjusting angle numerical range, acquiring a current seat angle detected by a third sensor;
judging whether the calculated seat adjusting angle is within the current seat angle numerical range or not;
and if the calculated seat adjusting angle is within the current seat angle numerical range, adjusting the automobile seat according to the calculated seat adjusting angle.
Optionally, after the step of determining whether the calculated seat adjustment angle is within the current seat angle numerical range, the method further includes:
if the calculated seat adjusting angle is not within the numerical range of the current seat angle, correcting the calculated seat adjusting angle to obtain an effective seat adjusting angle;
and adjusting the automobile seat according to the effective seat adjusting angle.
Optionally, the method further comprises:
acquiring the automobile speed detected by a fourth sensor, and calculating the time for adjusting the seat according to the automobile speed and by combining road data;
correcting the calculated time for adjusting the seat to obtain the effective time for adjusting the seat;
and adjusting the automobile seat based on the calculated seat adjusting angle or effective seat adjusting angle in combination with the effective time for adjusting the seat.
Optionally, the step of correcting the calculated time for adjusting the seat to obtain the effective time for adjusting the seat includes:
acquiring facial information of the driver and the passenger detected by a fifth sensor;
and correcting the calculated time for adjusting the seat according to the facial information of the driver and the passengers to obtain the effective time for adjusting the seat.
Optionally, the step of correcting the calculated time for adjusting the seat according to the facial information of the occupant to obtain the effective time for adjusting the seat includes:
determining the gender of the driver and the passenger according to the facial information of the driver and the passenger;
acquiring a time correction calculation formula corresponding to the determined gender according to a mapping relation between the preset gender and the time correction calculation formula;
and correcting the calculated time for adjusting the seat according to the acquired time correction calculation formula to obtain the effective time for adjusting the seat.
Further, to achieve the above object, the present invention also provides an automobile seat adjusting apparatus including: a memory, a processor, and a car seat adjustment program stored on the memory and executable on the processor, the car seat adjustment program when executed by the processor implementing the steps of:
acquiring road data detected by a first sensor and weight data of a driver and a passenger detected by a second sensor;
calculating a seat adjusting angle according to the road data and the weight data of the driver and the passengers;
acquiring a preset seat adjusting angle numerical range corresponding to the road data and the weight data, and judging whether the calculated seat adjusting angle is within the preset seat adjusting angle numerical range or not;
and if the calculated seat adjusting angle is within the preset seat adjusting angle numerical range, adjusting the automobile seat according to the calculated seat adjusting angle.
Further, to achieve the above object, the present invention also provides a computer-readable storage medium having a car seat adjustment program stored thereon, the car seat adjustment program, when executed by a processor, realizing the steps of:
acquiring road data detected by a first sensor and weight data of a driver and a passenger detected by a second sensor;
calculating a seat adjusting angle according to the road data and the weight data of the driver and the passengers;
acquiring a preset seat adjusting angle numerical range corresponding to the road data and the weight data, and judging whether the calculated seat adjusting angle is within the preset seat adjusting angle numerical range or not;
and if the calculated seat adjusting angle is within the preset seat adjusting angle numerical range, adjusting the automobile seat according to the calculated seat adjusting angle.
The invention provides an automobile seat adjusting method, which comprises the steps of firstly obtaining road data detected by a first sensor and weight data of a driver and a passenger detected by a second sensor, then calculating an adjusting angle of an automobile seat according to the road data and the weight data of the driver and the passenger, further obtaining a preset seat adjusting angle numerical range corresponding to the road data and the weight data, judging whether the calculated seat adjusting angle is in the preset seat adjusting angle numerical range, and if the calculated seat adjusting angle is in the preset seat adjusting angle numerical range, adjusting the automobile seat according to the calculated seat adjusting angle. Through the mode, the self-adaptive automobile seat can be adjusted along with the road surface condition and the weight condition of the driver and the passenger, the impact transmitted to the driver and the passenger due to the uneven road surface is relieved, comfortable and safe riding conditions are provided for the driver and the passenger, and therefore the riding experience is improved.
Drawings
Fig. 1 is a schematic terminal structure diagram of a hardware operating environment according to an embodiment of the present invention;
FIG. 2 is a schematic flow chart of a first embodiment of a method of adjusting a vehicle seat according to the present invention;
FIG. 3 is a schematic mechanical diagram of a vehicle seat according to an embodiment of the present invention;
FIG. 4 is a schematic illustration of a calculated seat adjustment angle according to an embodiment of the present invention;
FIG. 5 is a schematic flow chart of a second embodiment of a method of adjusting a vehicle seat according to the present invention;
FIG. 6 is a schematic flow chart of a third embodiment of a method of adjusting a vehicle seat according to the present invention;
FIG. 7 is a schematic flow chart of a fourth embodiment of a method of adjusting a vehicle seat according to the present invention;
fig. 8 is a detailed flowchart of a fourth embodiment of the method for adjusting a vehicle seat according to the present invention.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The main solution of the embodiment of the invention is as follows: acquiring road data detected by a first sensor and weight data of a driver and a passenger detected by a second sensor; calculating a seat adjusting angle according to the road data and the weight data of the driver and the passengers; acquiring a preset seat adjusting angle numerical range corresponding to the road data and the weight data, and judging whether the calculated seat adjusting angle is within the preset seat adjusting angle numerical range or not; and if the calculated seat adjusting angle is within the preset seat adjusting angle numerical range, adjusting the automobile seat according to the calculated seat adjusting angle.
As shown in fig. 1, fig. 1 is a schematic structural diagram of a terminal belonging to a device in a hardware operating environment according to an embodiment of the present invention.
As shown in fig. 1, the terminal may include: a processor 1001, such as a CPU, a communication bus 1002, a user interface 1003, a network interface 1004, and a memory 1005. Wherein a communication bus 1002 is used to enable connective communication between these components. The user interface 1003 may include a Display screen (Display), an input unit such as a Keyboard (Keyboard), and the optional user interface 1003 may also include a standard wired interface, a wireless interface. The network interface 1004 may optionally include a standard wired interface, a wireless interface (e.g., WI-FI interface). The memory 1005 may be a high-speed RAM memory or a non-volatile memory (e.g., a magnetic disk memory). The memory 1005 may alternatively be a storage device separate from the processor 1001.
Optionally, the terminal may further include a camera, a Radio Frequency (RF) circuit, a sensor, an audio circuit, a Wi-Fi module, and the like. Such as light sensors, motion sensors, and other sensors. Specifically, the light sensor may include an ambient light sensor that may adjust the brightness of the display screen according to the brightness of ambient light, and a proximity sensor that may turn off the display screen and/or the backlight when the mobile terminal is moved to the ear. As one of the motion sensors, the gravity acceleration sensor can detect the magnitude of acceleration in each direction (generally, three axes), detect the magnitude and direction of gravity when the mobile terminal is stationary, and can be used for applications (such as horizontal and vertical screen switching, related games, magnetometer attitude calibration), vibration recognition related functions (such as pedometer and tapping) and the like for recognizing the attitude of the mobile terminal; of course, the mobile terminal may also be configured with other sensors such as a gyroscope, a barometer, a hygrometer, a thermometer, and an infrared sensor, which are not described herein again.
Those skilled in the art will appreciate that the terminal structure shown in fig. 1 is not intended to be limiting and may include more or fewer components than those shown, or some components may be combined, or a different arrangement of components.
As shown in fig. 1, a memory 1005, which is one type of computer storage medium, may include therein an operating system, a network communication module, a user interface module, and a car seat adjustment program.
In the terminal shown in fig. 1, the network interface 1004 is mainly used for connecting to a backend server and performing data communication with the backend server; the user interface 1003 is mainly used for connecting a client (user side) and performing data communication with the client; and the processor 1001 may be configured to call the car seat adjustment program stored in the memory 1005 and perform the following operations:
acquiring road data detected by a first sensor and weight data of a driver and a passenger detected by a second sensor;
calculating a seat adjusting angle according to the road data and the weight data of the driver and the passengers;
acquiring a preset seat adjusting angle numerical range corresponding to the road data and the weight data, and judging whether the calculated seat adjusting angle is within the preset seat adjusting angle numerical range or not;
and if the calculated seat adjusting angle is within the preset seat adjusting angle numerical range, adjusting the automobile seat according to the calculated seat adjusting angle.
Further, the processor 1001 may call the car seat adjustment program stored in the memory 1005, and also perform the following operations:
acquiring initial data of a sensor, and preprocessing the initial data;
and storing the processed data.
Further, the processor 1001 may call the car seat adjustment program stored in the memory 1005, and also perform the following operations:
calculating the effective height of the automobile tire descending according to the road data and the weight data;
and calculating the seat adjusting angle according to the effective descending height of the automobile tire.
Further, the processor 1001 may call the car seat adjustment program stored in the memory 1005, and also perform the following operations:
if the calculated seat adjusting angle is not within the preset seat adjusting angle numerical range, acquiring a current seat angle detected by a third sensor;
judging whether the calculated seat adjusting angle is within the current seat angle numerical range or not;
and if the calculated seat adjusting angle is within the current seat angle numerical range, adjusting the automobile seat according to the calculated seat adjusting angle.
Further, the processor 1001 may call the car seat adjustment program stored in the memory 1005, and also perform the following operations:
if the calculated seat adjusting angle is not within the numerical range of the current seat angle, correcting the calculated seat adjusting angle to obtain an effective seat adjusting angle;
and adjusting the automobile seat according to the effective seat adjusting angle.
Further, the processor 1001 may call the car seat adjustment program stored in the memory 1005, and also perform the following operations:
acquiring the automobile speed detected by a fourth sensor, and calculating the time for adjusting the seat according to the automobile speed and by combining road data;
correcting the calculated time for adjusting the seat to obtain the effective time for adjusting the seat;
and adjusting the automobile seat based on the calculated seat adjusting angle or effective seat adjusting angle in combination with the effective time for adjusting the seat.
Further, the processor 1001 may call the car seat adjustment program stored in the memory 1005, and also perform the following operations:
acquiring facial information of the driver and the passenger detected by a fifth sensor;
and correcting the calculated time for adjusting the seat according to the facial information of the driver and the passengers to obtain the effective time for adjusting the seat.
Further, the processor 1001 may call the car seat adjustment program stored in the memory 1005, and also perform the following operations:
determining the gender of the driver and the passenger according to the facial information of the driver and the passenger;
acquiring a time correction calculation formula corresponding to the determined gender according to a mapping relation between the preset gender and the time correction calculation formula;
and correcting the calculated time for adjusting the seat according to the acquired time correction calculation formula to obtain the effective time for adjusting the seat.
Based on the hardware structure, various embodiments of the automobile seat adjusting method are provided.
Referring to fig. 2, a first embodiment of an automobile seat adjusting method according to the present invention provides an automobile seat adjusting method including:
step S10, acquiring road data detected by a first sensor and weight data of a driver and passengers detected by a second sensor;
the seat of automobile is one basic device of automobile and it connects human body with automobile body directly to the comfort and safety of passengers. Most of the existing automobile seat adjusting modes are that the seat is adjusted forwards and backwards or the angle of the seat back of the seat is adjusted manually, self-adaptive adjustment cannot be carried out according to the road conditions or different drivers and passengers, and the comfort level of the drivers and passengers is poor.
Referring to fig. 3, a mechanical structure of a vehicle seat according to the present embodiment is shown, in which the seat includes a backrest, a seat cushion, a base, and the like, the base is adjustable in the left-right, front-back, and up-down directions along three axes (X-axis, Y-axis, and Z-axis) shown in fig. 3, and the seat is rotatable. The automobile in the embodiment is provided with a sensor, the sensor comprises a road condition acquisition sensor such as a camera, a radar, a 3D scanner and a distance sensor, and further comprises a speed measurement sensor for detecting the speed of the automobile, a gravity sensor for detecting the weight of a driver and a passenger, a facial recognition sensor for detecting the facial features of the driver and the passenger, a gyroscope for detecting the angle of an automobile seat and the like. The sensor is initialized before the vehicle seat adjustment mechanism is activated.
In the present embodiment, first, road data detected by the first sensor and weight data of the occupant detected by the second sensor are acquired. The first sensor is a detection device arranged on the automobile body, comprises one or more of a camera, a radar, a 3D scanner, a distance sensor and the like, and is used for detecting road information in front of the automobile; the second sensor is a gravity sensor arranged on the automobile seat and used for detecting the weight data of the driver and the passengers. In the embodiment, during the driving process of the automobile, the first sensor is activated, the road condition in front of the automobile is shot or scanned, and road data is obtained, for example, for a pothole on the road in front of the automobile, the road data such as the distance L from the pothole to the automobile, the depth h and the area s of the pothole can be detected through the first sensor. When the road data detected by the first sensor is acquired, the weight data of the driver and the passenger detected by the second sensor is acquired at the same time.
Step S20, calculating a seat adjusting angle according to the road data and the weight data of the driver and the passengers;
and then, calculating the adjusting angle of the automobile seat according to the road data and the weight data of the driver and the passenger, namely calculating the seat inclination angle which needs to be adjusted to relieve the impact transmitted to the driver and the passenger by uneven road surface when the automobile meets the road conditions such as potholes and the like. Specifically, step S20 includes:
step S21, calculating the effective height of the automobile tire descending according to the road data and the weight data;
and step S22, calculating a seat adjusting angle according to the effective descending height of the automobile tire.
In the embodiment, the automobile damping device is equivalent to a spring, and the adjusting angle of the automobile seat can be calculated according to the deformation amount of the spring when the automobile runs under a load and the descending height of the automobile tire when the road surface is uneven.
Specifically, the formula for calculating the amount of spring deformation during truck-driving is as follows:
Figure BDA0001451684630000091
wherein m is the automobile mass, K is the rigidity of the spring, D is the viscous damping coefficient, and the constant values are all set according to the actual conditions. X represents the amount of deformation of the spring when compressed, and the amount of deformation of the spring when the automobile is at rest when empty is denoted as X0The deformation of the spring at a certain time when the automobile is loaded and running is marked as Xn(t), the amount of deformation of the spring in the next time is denoted as Xn+1(t) of (d). And f (t) is equal to the total weight of the current driver and passengers in the automobile plus the gravityThe product of the velocities, namely:
f(t)=(M1+M2+……Mn)*g (2)
and (3) performing Laplace transformation on the formula (1) to obtain: (mS ^2+ DS + K) × (S) ═ f (S) + DS × X1(S) (3)
According to the formula (3), the spring deformation X of the automobile during load running can be calculatednAnd (t), the specific calculation process can refer to the existing calculation process, and the details are not repeated here.
For the calculation of the automobile tire descending height when the road surface is uneven, when the volume of the depression on the road surface is enough to cause the automobile tire to deform, the descending height of the automobile tire when the road surface is uneven is recorded as H, and the calculation can be carried out through the following quadratic function formula:
V=aH^2+bH
where V denotes the volume of the hole, which can be calculated from the road data detected by the first sensor, the depth h and the area s of the hole, i.e. V ═ sh, a and b are constant values, which can be set as the case may be. When the value of V reaches the vertex value of the quadratic function, the formula for calculating the descending height H of the automobile tire is as follows:
V=kH+b1
wherein k and b1Is a constant value and can be set according to specific situations. Therefore, the descending height of the automobile tire when the road surface is uneven can be obtained according to the road data detected by the first sensor.
When the current automobile is in heavy-load running, the spring deformation X is obtained through calculationn(t) and after the vehicle tyre has fallen to a height H, according to Xn(t) and H, calculating the effective height H of the automobile tire descendingtCalculating HtThe formula of (1) is as follows:
Ht=Xn(t)+H
then, the effective height H of the automobile tire descending is calculated according to the obtained resulttCalculating the adjusting angle R of the seat by using the tangent function and the inverse trigonometric function of the trigonometric functioncReferring to fig. 4, in particular, the center of the car seat is taken as a point, the vertical distance from the center point of the seat to the base of the seat is defined as the center line of the seat,then the horizontal distance from the seat centerline to the tire is related to the effective height H of the vehicle tire drop according to the tangent function of the trigonometric functiontThe ratio of (a) to (b) is tan RcThen, the adjusting angle R of the seat can be obtained by utilizing the inverse trigonometric functionc
Step S30, acquiring a preset seat adjustment angle numerical range corresponding to the road data and the weight data, and judging whether the calculated seat adjustment angle is within the preset seat adjustment angle numerical range;
and then, acquiring a preset seat adjusting angle numerical range corresponding to the road data and the weight data, wherein the preset seat adjusting angle numerical range comprises the corresponding relation between two factors of the road bumping degree and the weight of the driver and the seat adjusting angle, and is obtained by testing the seat adjusting angle meeting the better comfort condition in advance by simulating a road model and the weight of the driver, such as "-15 degrees to +15 degrees", wherein "-" and "+" represent adjusting directions, can be flexibly defined, such as "+" can be defined as an upward adjusting direction, and correspondingly, "-" represents a downward adjusting direction.
And step S40, if the calculated seat adjusting angle is within the preset seat adjusting angle numerical range, adjusting the automobile seat according to the calculated seat adjusting angle.
And comparing the calculated seat adjusting angle with a preset seat adjusting angle numerical range, judging whether the calculated seat adjusting angle is within the preset seat adjusting angle numerical range, and if the calculated seat adjusting angle is within the preset seat adjusting angle numerical range, adjusting the seat according to the calculated seat adjusting angle. For example, if the calculated seat adjustment angle is "-10 degrees" and the preset seat adjustment angle is "-15 degrees to +15 degrees", then the calculated seat adjustment angle is within the preset seat adjustment angle value range, and the vehicle seat adjustment is performed at "-10 degrees", if "-" is defined to indicate a direction of downward adjustment, i.e., the seat is tilted downward 10 degrees.
In the embodiment, when the automobile runs, firstly, road data detected by the first sensor and weight data of a driver and a passenger detected by the second sensor are acquired, then the angle for adjusting the automobile seat is calculated according to the road data and the weight data of the driver and the passenger, a preset seat adjusting angle numerical range corresponding to the road data and the weight data is further acquired, whether the calculated seat adjusting angle is within the preset seat adjusting angle numerical range is judged, and if the calculated seat adjusting angle is within the preset seat adjusting angle numerical range, the automobile seat is adjusted according to the calculated seat adjusting angle. According to the embodiment, self-adaptive adjustment of the seat of the automobile along with the road condition and the weight condition of the driver and the passenger can be achieved, impact transmitted to the driver and the passenger due to uneven road surface is relieved, comfortable and safe riding conditions are provided for the driver and the passenger, and accordingly riding experience is improved.
Further, referring to fig. 5, a second embodiment of the automobile seat adjusting method according to the present invention provides an automobile seat adjusting method, which may include, before step S10, based on the embodiment shown in fig. 2:
s100, acquiring initial data of a sensor, and preprocessing the initial data;
and step S200, storing the processed data.
In this embodiment, the sensor includes road conditions collection sensors such as camera, radar, 3D scanner, distance sensor, still includes the tachometer sensor that detects car speed, detects the gravity sensor of driver and passenger's weight, detects the facial recognition sensor of driver and passenger's facial characteristics to and detect gyroscope etc. of car seat angle. For the initial data detected by the sensor, the initial data needs to be processed because of format difference or invalid data of the initial data. In specific implementation, the initial data can be converted into data with a uniform format by a format conversion mode, then the data with the converted format is screened and selected by a filtering method, the data meeting preset conditions is stored, and unreasonable data is discarded. Wherein the filtering method comprises amplitude limiting filtering and average valueMethods for filtering, e.g. amplitude limiting filtering, the limit value F of the data being presettFor data F1、F2、F3Data F1、F2、F3Respectively with a limit value FtComparing, storing the data which do not exceed the limit value Ft, and abandoning the data which exceed the limit value FtThe data of (a); the average filtering method is to obtain all data F1、F2、F3Mean value of (A)vThen the data F1、F2、F3Are respectively compared with the mean value AvComparing to obtain the average value AvThe data of (A) are stored while discarding the data exceeding the mean value AvThe data of (1).
In this embodiment, the initial data collected by the sensor is preprocessed, only the reasonable data is stored, and the data subsequently obtained from the corresponding sensor is the stored reasonable data.
Further, referring to fig. 6, a third embodiment of the adjusting method for an automobile seat according to the present invention provides an adjusting method for an automobile seat, based on the embodiment shown in fig. 2, after step S30, the method further includes:
step S31, if the calculated seat adjusting angle is not within the preset seat adjusting angle numerical range, acquiring the current seat angle detected by a third sensor;
and when the calculated seat adjusting angle is not within the preset seat adjusting angle numerical range, acquiring the current seat angle detected by the third sensor. The third sensor is a gyroscope arranged on the automobile seat, and can measure the three-axis offset of the automobile seat in real time, namely the current inclination angle of the seat.
Step S32, judging whether the calculated seat adjusting angle is within the current seat angle numerical range;
and step S33, if the calculated seat adjusting angle is within the numerical range of the current seat angle, adjusting the automobile seat according to the calculated seat adjusting angle.
And then, judging whether the calculated seat adjusting angle is in the current seat angle numerical range. This current seat angle numerical range is set based on the current seat angle that the gyroscope detected, can set up according to actual flexibility. For example, if the current seat angle detected by the gyroscope is "+ 20 degrees", the current seat angle value range may be set to "+ 15 to +25 degrees".
And if the calculated seat adjusting angle is within the numerical range of the current seat angle, adjusting the automobile seat according to the calculated seat adjusting angle. For example, if the calculated seat adjustment angle is "+ 22 degrees" and the current seat angle value range is "+ 15 to +25 degrees", the calculated seat adjustment angle is within the current seat angle value range, and seat adjustment is performed at "+ 22 degrees".
In this embodiment, when the calculated seat adjustment angle is not within the preset seat adjustment angle numerical range, it is further determined whether the calculated seat adjustment angle is within the current seat angle numerical range detected by the gyroscope, and when the calculated seat adjustment angle is within the current seat angle numerical range, the vehicle seat is adjusted according to the calculated seat adjustment angle.
In one embodiment, if the calculated seat adjustment angle is equal to the current seat angle, the seat adjustment is not required.
Further, after step S32, the method further includes:
step S320, if the calculated seat adjusting angle is not within the numerical range of the current seat angle, correcting the calculated seat adjusting angle to obtain an effective seat adjusting angle;
and S321, adjusting the automobile seat according to the effective seat adjusting angle.
In this embodiment, when the calculated seat adjustment angle is not within the current seat angle numerical range, the calculated seat adjustment angle is corrected by the PID control algorithm to obtain the correction value RpFor the specific calculation process, the existing PID control algorithm may be referred to, and details are not repeated here. And the effective seat angle of adjustment RoutThen it is calculated by the following formula:
Rout=Rc+Rp
therefore, when the calculated seat adjusting angle is not matched with the current seat angle, the effective seat adjusting angle R can be adjustedoutAnd adjusting the automobile seat.
Further, referring to fig. 7, a fourth embodiment of the vehicle seat adjusting method according to the present invention provides a vehicle seat adjusting method, based on the above-mentioned embodiments shown in fig. 2, 5 and 6, the method further comprising:
step S50, acquiring the automobile speed detected by a fourth sensor, and calculating the time for adjusting the seat according to the automobile speed and by combining road data;
step S60, correcting the calculated time for adjusting the seat to obtain the effective time for adjusting the seat;
and step S70, adjusting the automobile seat based on the calculated seat adjusting angle or effective seat adjusting angle and in combination with the effective time of the seat adjusting.
In this embodiment, the vehicle speed detected by the fourth sensor is obtained, the fourth sensor is a speed measurement sensor arranged on the vehicle body, the vehicle speed v can be detected, the road data detected by the first sensor such as the camera, the radar, the 3D scanner, the distance sensor and the like includes the distance L from the hollow to the vehicle, the time T for adjusting the seat can be calculated according to the vehicle speed v and the distance L from the hollow to the vehicle, and the calculation formula is as follows:
T=L/v
in this embodiment, after the time for adjusting the seat is calculated, the calculated time for adjusting the seat can be adjusted more humanly for men and women, that is, the calculated time for adjusting the seat is corrected. Referring to fig. 8, specifically, step S60 includes:
step S61, acquiring the facial information of the occupant detected by the fifth sensor;
and step S62, correcting the calculated time for adjusting the seat according to the facial information of the driver and the passengers to obtain the effective time for adjusting the seat.
The facial information of the occupant detected by the fifth sensor is acquired, wherein the fifth sensor is a face recognition sensor that can detect the facial information of the occupant, and step S62 includes:
step S620, determining the gender of the driver according to the facial information of the driver;
step S621, acquiring a time correction calculation formula corresponding to the determined gender according to a mapping relation between the preset gender and the time correction calculation formula;
and step S622, correcting the calculated time for adjusting the seat according to the acquired time correction calculation formula to obtain the effective time for adjusting the seat.
After the facial information of the driver and the passenger is obtained, firstly, the gender of the driver and the passenger is judged according to the facial information of the driver and the passenger, then, a time correction calculation formula corresponding to the determined gender is obtained according to the preset mapping relation between the gender and the time correction calculation formula, and the calculated time for adjusting the seat is corrected through the time correction calculation formula corresponding to the determined gender.
In this embodiment, the calculated time for adjusting the seat is corrected by a discretized PID control algorithm, and the time correction calculation formula is different for male and female, and the expression is as follows:
male: Δ u (k) ═ a (k) — B (k-1) + C (k-2)
A=Kp1(1+T/Ti+Td1/T)
B=Kp1(1+2Td1/T)
C=Kp1Td1/T
Female: Δ u (k) ═ a (k) — B (k-1) + C (k-2)
A=Kp2(1+T/Ti+Td2/T)
B=Kp2(1+2Td2/T)
C=Kp2Td2/T
Wherein T is the sampling period of the controller, and Ti is the integration timeTd is the differential time, and Kp1>Kp2,Td1>Td2
The effective time for adjusting the seat can be obtained through the formula, and then the seat is adjusted by combining the seat adjusting angle and the effective seat adjusting angle obtained through calculation in the embodiment. Thus, when the occupant is male, the process of adjusting the seat is relatively rapid, and when the occupant is female, the process of adjusting the seat can be slowed down so that the female occupant better adapts to the seat adjustment process.
In addition, the embodiment of the invention also provides an automobile seat adjusting device.
The invention relates to an automobile seat adjusting device, which comprises: a memory, a processor and a car seat adjustment program stored on the memory and executable on the processor, the car seat adjustment program when executed by the processor implementing the steps of:
acquiring road data detected by a first sensor and weight data of a driver and a passenger detected by a second sensor;
calculating a seat adjusting angle according to the road data and the weight data of the driver and the passengers;
acquiring a preset seat adjusting angle numerical range corresponding to the road data and the weight data, and judging whether the calculated seat adjusting angle is within the preset seat adjusting angle numerical range or not;
and if the calculated seat adjusting angle is within the preset seat adjusting angle numerical range, adjusting the automobile seat according to the calculated seat adjusting angle.
In addition, the embodiment of the invention also provides a computer storage medium.
The computer storage medium of the present invention stores a car seat adjustment program, which when executed by a processor, implements the steps of:
acquiring road data detected by a first sensor and weight data of a driver and a passenger detected by a second sensor;
calculating a seat adjusting angle according to the road data and the weight data of the driver and the passengers;
acquiring a preset seat adjusting angle numerical range corresponding to the road data and the weight data, and judging whether the calculated seat adjusting angle is within the preset seat adjusting angle numerical range or not;
and if the calculated seat adjusting angle is within the preset seat adjusting angle numerical range, adjusting the automobile seat according to the calculated seat adjusting angle.
The specific embodiment of the car seat adjusting program stored in the computer storage medium of the present invention executed by the processor is basically the same as the embodiments of the car seat adjusting method described above, and will not be described herein again.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium (e.g., ROM/RAM, magnetic disk, optical disk) as described above and includes instructions for enabling a terminal device (e.g., a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. A method of adjusting a vehicle seat, comprising:
acquiring road data detected by a first sensor and weight data of a driver and a passenger detected by a second sensor;
calculating a seat adjusting angle according to the road data and the weight data of the driver and the passengers;
acquiring a preset seat adjusting angle numerical range corresponding to the road data and the weight data, and judging whether the calculated seat adjusting angle is within the preset seat adjusting angle numerical range or not;
if the calculated seat adjusting angle is within the preset seat adjusting angle numerical range, adjusting the automobile seat according to the calculated seat adjusting angle;
acquiring the automobile speed detected by a fourth sensor, and calculating the time for adjusting the seat according to the automobile speed and by combining road data;
correcting the calculated time for adjusting the seat to obtain the effective time for adjusting the seat;
and adjusting the automobile seat based on the calculated seat adjusting angle and by combining the effective time of adjusting the seat.
2. The vehicle seat adjustment method of claim 1, wherein the step of acquiring the road data detected by the first sensor and the weight data of the occupant detected by the second sensor is preceded by the step of:
acquiring initial data of a sensor, and preprocessing the initial data;
and storing the processed data.
3. The vehicle seat adjusting method according to claim 1, wherein the step of calculating the seat adjustment angle based on the road data and the occupant's weight data comprises:
calculating the effective height of the automobile tire descending according to the road data and the weight data;
and calculating the seat adjusting angle according to the effective descending height of the automobile tire.
4. The method of adjusting a vehicle seat according to claim 1, wherein the step of determining whether the calculated seat adjustment angle is within the preset seat adjustment angle value range further comprises:
if the calculated seat adjusting angle is not within the preset seat adjusting angle numerical range, acquiring a current seat angle detected by a third sensor;
judging whether the calculated seat adjusting angle is within the current seat angle numerical range or not;
and if the calculated seat adjusting angle is within the current seat angle numerical range, adjusting the automobile seat according to the calculated seat adjusting angle.
5. The method of adjusting a vehicle seat according to claim 4, wherein the step of determining whether the calculated seat adjustment angle is within the current seat angle value range further comprises:
if the calculated seat adjusting angle is not within the numerical range of the current seat angle, correcting the calculated seat adjusting angle to obtain an effective seat adjusting angle;
and adjusting the automobile seat according to the effective seat adjusting angle.
6. The method of adjusting a vehicle seat according to claim 5, wherein the step of adjusting the vehicle seat based on the calculated seat adjustment angle or effective seat adjustment angle in combination with the effective time for adjusting the seat is replaced by:
based on the effective seat adjusting angle, the automobile seat is adjusted by combining the effective time of the seat adjusting.
7. The vehicle seat adjusting method according to any one of claims 1 to 6, wherein the step of correcting the calculated time for adjusting the seat to obtain the effective time for adjusting the seat includes:
acquiring facial information of the driver and the passenger detected by a fifth sensor;
and correcting the calculated time for adjusting the seat according to the facial information of the driver and the passengers to obtain the effective time for adjusting the seat.
8. The method of adjusting a vehicle seat according to claim 7, wherein the step of correcting the calculated time for adjusting the seat based on the facial information of the occupant to obtain the effective time for adjusting the seat comprises:
determining the gender of the driver and the passenger according to the facial information of the driver and the passenger;
acquiring a time correction calculation formula corresponding to the determined gender according to a mapping relation between the preset gender and the time correction calculation formula;
and correcting the calculated time for adjusting the seat according to the acquired time correction calculation formula to obtain the effective time for adjusting the seat.
9. An automobile seat adjusting device, characterized in that the automobile seat adjusting device comprises: a memory, a processor, and a car seat adjustment program stored on the memory and executable on the processor, the car seat adjustment program when executed by the processor implementing the steps of:
acquiring road data detected by a first sensor and weight data of a driver and a passenger detected by a second sensor;
calculating a seat adjusting angle according to the road data and the weight data of the driver and the passengers;
acquiring a preset seat adjusting angle numerical range corresponding to the road data and the weight data, and judging whether the calculated seat adjusting angle is within the preset seat adjusting angle numerical range or not;
if the calculated seat adjusting angle is within the preset seat adjusting angle numerical range, adjusting the automobile seat according to the calculated seat adjusting angle;
acquiring the automobile speed detected by a fourth sensor, and calculating the time for adjusting the seat according to the automobile speed and by combining road data;
correcting the calculated time for adjusting the seat to obtain the effective time for adjusting the seat;
and adjusting the automobile seat based on the calculated seat adjusting angle and by combining the effective time of adjusting the seat.
10. A computer-readable storage medium, wherein a car seat adjustment program is stored on the computer-readable storage medium, and wherein the car seat adjustment program, when executed by a processor, implements the steps of:
acquiring road data detected by a first sensor and weight data of a driver and a passenger detected by a second sensor;
calculating a seat adjusting angle according to the road data and the weight data of the driver and the passengers;
acquiring a preset seat adjusting angle numerical range corresponding to the road data and the weight data, and judging whether the calculated seat adjusting angle is within the preset seat adjusting angle numerical range or not;
if the calculated seat adjusting angle is within the preset seat adjusting angle numerical range, adjusting the automobile seat according to the calculated seat adjusting angle;
acquiring the automobile speed detected by a fourth sensor, and calculating the time for adjusting the seat according to the automobile speed and by combining road data;
correcting the calculated time for adjusting the seat to obtain the effective time for adjusting the seat;
and adjusting the automobile seat based on the calculated seat adjusting angle and by combining the effective time of adjusting the seat.
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