CN114987378A - Safety protection system and safety protection method suitable for automobile driving - Google Patents
Safety protection system and safety protection method suitable for automobile driving Download PDFInfo
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- CN114987378A CN114987378A CN202210744156.5A CN202210744156A CN114987378A CN 114987378 A CN114987378 A CN 114987378A CN 202210744156 A CN202210744156 A CN 202210744156A CN 114987378 A CN114987378 A CN 114987378A
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- 238000000034 method Methods 0.000 title claims description 30
- 238000012545 processing Methods 0.000 claims abstract description 90
- 238000001514 detection method Methods 0.000 claims abstract description 27
- 230000001133 acceleration Effects 0.000 claims description 37
- 238000005259 measurement Methods 0.000 claims description 7
- 238000009530 blood pressure measurement Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/23—Inflatable members
- B60R21/231—Inflatable members characterised by their shape, construction or spatial configuration
- B60R21/2334—Expansion control features
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R2021/01013—Means for detecting collision, impending collision or roll-over
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R2021/01204—Actuation parameters of safety arrangents
- B60R2021/01211—Expansion of air bags
Abstract
The invention belongs to the technical field of automobile safety protection, and particularly relates to a safety protection system suitable for automobile driving, which comprises a vehicle signal processing subsystem, a vehicle safety protection subsystem and a vehicle safety protection subsystem, wherein the vehicle signal processing subsystem is used for acquiring and processing driving information of a vehicle; the safety protection subsystem is connected with the vehicle signal processing subsystem and is used for carrying out timely safety protection on passengers according to the information fed back by the vehicle signal processing subsystem; the vehicle signal processing subsystem comprises a central processing unit for controlling the overall operation of a vehicle and a detection module which is connected with the central processing unit and used for collecting vehicle driving data; the safety protection subsystem comprises a pneumatic protection module which is connected with the central processing unit and is used for protecting passengers by controlling the inflation and deflation of the air bag. The invention provides a safety protection system suitable for automobile driving, which can provide timely and attached support for passengers according to the state of a vehicle, and effectively improve the safety and stability of the passengers.
Description
Technical Field
The invention belongs to the technical field of automobile safety protection, and particularly relates to a safety protection system and a safety protection method suitable for automobile driving.
Background
With the vigorous development of the automobile industry, the requirement of safety protection suitable for automobile driving also comes up; the driving of an automobile is a manual operation and control technology, and the safety of the driving of the automobile generally depends on the experience of a driver, so that protection designs such as air bag buffer protection, anti-lock protection, safety belt protection, seat protection and the like are generally added into the automobile to meet the safety protection requirements of drivers with various experiences so as to improve the safety of the automobile in the driving process.
In the driving process, special driving situations affecting the safety of passengers, such as sudden acceleration, sudden braking, sudden turning, too close following distance and the like, generally exist, and the passengers are easy to feel dangerous in the riding process. In the prior art, the seat protection is generally in a manually adjusted form, so that the form of the seat can be adjusted only by passengers and a driver before the automobile is started or under the condition that the automobile is stable, the seat cannot be adjusted according to the driving condition in the driving process, the safety and the comfort are required to be improved, and the manual adjustment mode is often low in efficiency.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a safety protection system suitable for automobile driving, wherein a vehicle signal processing subsystem is used for acquiring the driving information of a vehicle and judging whether a passenger is in a state needing protection or not, and meanwhile, the safety protection subsystem is controlled to protect the passenger in time, the safety protection system can integrally provide timely and attached support for the passenger according to the state of the vehicle, and the safety and the stability of the passenger are effectively improved. The invention also provides a safety protection method suitable for automobile driving, which is used for protecting passengers in a manner of automatic detection, automatic judgment and automatic adjustment, and compared with a protection manner of manual adjustment in the prior art, the safety protection method can effectively improve the efficiency and comfort of safety protection, thereby ensuring the safety and stability of the passengers in the riding process.
The technical effect to be achieved by the invention is realized by the following technical scheme:
in a first aspect, the safety protection system applicable to automobile driving comprises a vehicle signal processing subsystem, a safety protection subsystem and a safety protection subsystem, wherein the vehicle signal processing subsystem is used for collecting and processing driving information of a vehicle; the safety protection subsystem is connected with the vehicle signal processing subsystem and is used for carrying out timely safety protection on passengers according to the information fed back by the vehicle signal processing subsystem; the vehicle signal processing subsystem comprises a central processing unit for controlling the overall operation of a vehicle and a detection module which is connected with the central processing unit and is used for collecting vehicle driving data; the safety protection subsystem comprises a pneumatic protection module which is connected with the central processing unit and is used for protecting passengers by controlling the inflation and deflation of the air bag.
As a preferred scheme, the detection module includes a speed measurement unit for acquiring vehicle acceleration information, a distance measurement unit for acquiring a distance between a vehicle and a preceding vehicle, and a pressure measurement unit for detecting a vehicle seat pressure.
As a preferable scheme, the pneumatic protection module comprises a left side wing airbag unit arranged on the left side of the automobile seat and a right side wing airbag unit arranged on the right side of the automobile seat.
Preferably, the pneumatic protection module further comprises a back airbag unit disposed on the back of the car seat for adjusting the comfort of the back of the passenger, and a seat airbag unit disposed on the seat of the car seat for adjusting the comfort of the seat of the passenger.
Preferably, the safety subsystem further comprises a belt protection module connected to the central processor for protecting an occupant by controlling belt tension.
In a second aspect, the safety protection method for automobile driving in the invention comprises the following steps,
data acquisition: the detection module automatically acquires the transverse acceleration, the longitudinal acceleration, the distance from a front vehicle and the pressure borne by the vehicle seat of the vehicle;
and (4) protection judgment: comparing the acquired data with the preset parameters in the central processing unit, and judging whether the passenger is in a state needing protection;
safety protection: when the central processing unit judges that the passenger is in a state needing protection, the pneumatic protection module is controlled to be started, and pneumatic safety protection is carried out on the passenger.
As a preferable scheme, in the data acquisition step, the method further comprises the step of automatically acquiring the starting state, gear information, driving speed and wheel steering angle of the vehicle by the central processing unit.
As one preferable mode, in the protection judging step,
when the acquired longitudinal acceleration is greater than or equal to a preset parameter, judging that the vehicle is in a state of emergency acceleration or emergency braking, and needing to carry out safety protection on passengers;
when the acquired transverse acceleration is greater than or equal to a preset parameter, judging that the vehicle is in a sharp turning state and needing to carry out safety protection on passengers;
when the distance between the collected vehicle and the front vehicle is smaller than a preset parameter, the vehicle is judged to be in a state with collision danger, and safety protection needs to be carried out on passengers.
In the safety protection step, when the vehicle is in a state of rapid acceleration or collision danger and the pressure borne by the vehicle seat is larger than a preset parameter, the central processing unit controls the pneumatic protection module on the corresponding vehicle seat to start, and the pneumatic protection module controls the inflation of the left side wing air bag unit and the right side wing air bag unit and the deflation of the back air bag unit and the seat air bag unit to support the passenger in a wrapping manner, so that the safety and the stability of the passenger are improved.
As one preferable scheme, in the safety protection step, when the vehicle is in a sudden braking state and the pressure applied to the vehicle seat is greater than a preset parameter, the central processing unit controls the pneumatic protection module on the corresponding vehicle seat to start, and the pneumatic protection module controls the left side wing airbag unit, the right side wing airbag unit, the back airbag unit and the seat airbag unit to inflate simultaneously to support the passenger in a wrapping manner, so that the safety and the stability of the passenger are improved.
As one of preferable solutions, in the safety protection step,
when the vehicle is in a left sudden turning state and the pressure borne by the vehicle seat is larger than a preset parameter, the central processing unit controls a pneumatic protection module on the corresponding vehicle seat to start, the pneumatic protection module supports the left side of a passenger by controlling the inflation of a left side wing air bag unit and the deflation of a right side wing air bag unit, and the influence of centrifugal force on the posture of the passenger is reduced;
when the vehicle is in a right-side sharp turn state and the pressure borne by the vehicle seat is larger than a preset parameter, the central processing unit controls the pneumatic protection module on the corresponding vehicle seat to start, the pneumatic protection module supports the right side of a passenger by controlling the inflation of the right-side wing airbag unit and the deflation of the left-side wing airbag unit, and the influence of centrifugal force on the posture of the passenger is reduced.
As one preferable scheme, in the safety protection step, when the central processing unit judges that the passenger is in a state needing protection, the safety belt protection module is controlled to start, and safety belt tensioning protection is carried out on the passenger.
In summary, the invention has at least the following advantages:
1. the safety protection system is suitable for automobile driving, the vehicle signal processing subsystem is used for collecting the driving information of the vehicle and judging whether a passenger is in a state needing protection or not, and the safety protection subsystem is controlled to protect the passenger in time, so that the safety protection system can integrally provide timely and attached support for the passenger according to the state of the vehicle, and the safety and the stability of the passenger are effectively improved.
2. The safety protection method is suitable for automobile driving, passengers are protected in a mode of automatic detection, automatic judgment and automatic adjustment, and compared with a protection mode of manual adjustment in the prior art, the safety protection method can effectively improve the efficiency and the comfort of safety protection, so that the safety and the stability of the passengers in the riding process are guaranteed.
Drawings
FIG. 1 is a schematic overall structure diagram of a safety protection system suitable for automobile driving according to an embodiment of the invention;
FIG. 2 is a schematic structural diagram of a detection module in an embodiment of the present invention;
FIG. 3 is a schematic diagram of a pneumatic protection module in an embodiment of the invention;
fig. 4 is a flowchart of a safety protection method suitable for driving a vehicle according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described in detail and completely with reference to the accompanying drawings. The described embodiments are a few embodiments of the invention, rather than all embodiments.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Example 1:
referring to fig. 1, the safety protection system for automobile driving in this embodiment includes a vehicle signal processing subsystem, configured to collect and process driving information of a vehicle; the safety protection subsystem is connected with the vehicle signal processing subsystem and is used for carrying out timely safety protection on passengers according to the information fed back by the vehicle signal processing subsystem; the vehicle signal processing subsystem comprises a central processing unit for controlling the overall operation of the vehicle and a detection module which is connected with the central processing unit and used for collecting vehicle driving data; the safety protection subsystem comprises a pneumatic protection module and a safety belt protection module, wherein the pneumatic protection module is connected with the central processing unit and is used for protecting a passenger by controlling the inflation and deflation of the air bag, and the safety belt protection module is connected with the central processing unit and is used for protecting the passenger by controlling the tension of a safety belt.
Referring to fig. 2, the detection module includes a speed measurement unit for acquiring acceleration information of the vehicle, a distance measurement unit for acquiring a distance between the vehicle and a front vehicle, and a pressure measurement unit for detecting a pressure of the seat of the vehicle. Preferably, the test unit comprises a gyroscope for detecting the acceleration direction of the vehicle and an accelerometer for detecting the acceleration magnitude of the vehicle; the distance measurement unit comprises a forward-looking camera for collecting image information of a vehicle ahead and a millimeter wave radar sensor for collecting distance information of the vehicle ahead; the pressure measuring unit comprises a plurality of pressure sensors arranged on the automobile seats, and whether passengers exist on the automobile seats or not is judged by detecting the pressure borne by each automobile seat.
Referring to fig. 3, the pneumatic protection module includes a left side airbag unit 10 disposed at the left side of the car seat for supporting the left side body of the passenger, a right side airbag unit 20 disposed at the right side of the car seat for supporting the right side body of the passenger, a back airbag unit 30 disposed at the back of the car seat for adjusting the comfort of the back of the passenger, and a seat airbag unit 40 disposed at the seat of the car seat for adjusting the comfort of the seat of the passenger. The back airbag unit 30 and the seat airbag unit 40 can be used not only to improve the comfort of the occupant, but also to support the occupant in good time according to the driving situation, so as to improve the safety and stability of the occupant in the situation that protection is required.
Example 2:
referring to fig. 4, the safety protection method for driving a vehicle in this embodiment includes the following steps,
data acquisition: the detection module automatically acquires the transverse acceleration, the longitudinal acceleration, the distance from a front vehicle and the pressure borne by the vehicle seat of the vehicle;
and (4) protection judgment: comparing the acquired data with the preset parameters in the central processing unit, and judging whether the passengers are in a state needing protection;
safety protection: when the central processing unit judges that the passenger is in a state needing protection, the pneumatic protection module is controlled to start, and pneumatic safety protection is carried out on the passenger; and meanwhile, the safety belt protection module is controlled to be started, and the safety belt is tensioned and protected for the passenger.
The detection module collects the transverse acceleration and the longitudinal acceleration of the vehicle, the distance between the vehicle and a front vehicle and the pressure applied to the seat of the vehicle and then transmits the collected signals to the central processing unit; meanwhile, the central processing unit automatically acquires information such as the starting state, gear information, driving speed and wheel steering angle of the vehicle, and compares and calculates various parameters automatically acquired by the detection module and the central processing unit with the parameters preset in the central processing unit, so that subsequent protection requirement judgment is facilitated.
When the longitudinal acceleration acquired by the detection module is greater than or equal to the preset parameters in the central processing unit and the vehicle running speed is increased from low to high, the vehicle is judged to be in a rapid acceleration state, and safety protection needs to be carried out on passengers; if the pressure borne by the automobile seat is detected to be greater than the preset parameters, the central processing unit controls the pneumatic protection module on the corresponding automobile seat to be started, the pneumatic protection module controls the left side wing air bag unit 10 and the right side wing air bag unit 20 to inflate, and the back air bag unit 30 and the seat air bag unit 40 to deflate, so that the passenger is supported in a wrapping manner, and the safety and the stability of the passenger are improved. Meanwhile, the central processing unit controls the safety belt protection module to start, and the safety belt protection module controls the two ends of the safety belt to be tightened simultaneously to fix and protect the passenger.
When the longitudinal acceleration acquired by the detection module is greater than or equal to the preset parameters in the central processing unit and the vehicle running speed is small, judging that the vehicle is in an emergency braking state and needing to carry out safety protection on passengers; if the pressure borne by the automobile seat is detected to be greater than the preset parameters, the central processing unit controls the pneumatic protection module on the corresponding automobile seat to be started, and the pneumatic protection module controls the left side wing air bag unit 10, the right side wing air bag unit 20, the back air bag unit 30 and the seat air bag unit 40 to be inflated simultaneously to support the passenger in a wrapping mode, so that the safety and the stability of the passenger are improved. Meanwhile, the central processing unit controls the safety belt protection module to be started, and the safety belt protection module controls the two ends of the safety belt to be tightened simultaneously to fix and protect the passenger, so that the passenger is prevented from rushing forwards due to the reverse acting force of emergency braking.
Preferably, the preset longitudinal acceleration in the central processing unit is 0.1g, and the preset pressure is 20N.
Example 3:
referring to fig. 4, the safety protection method for driving an automobile of the present embodiment includes the following steps,
data acquisition: the detection module automatically acquires the transverse acceleration, the longitudinal acceleration, the distance between the vehicle and a front vehicle and the pressure borne by a vehicle seat;
protection judgment: comparing the acquired data with the preset parameters in the central processing unit, and judging whether the passenger is in a state needing protection;
safety protection: when the central processing unit judges that the passenger is in a state needing protection, the pneumatic protection module is controlled to be started, and pneumatic safety protection is carried out on the passenger; and meanwhile, the safety belt protection module is controlled to be started, and the safety belt is tensioned and protected for the passenger.
The detection module collects the transverse acceleration and the longitudinal acceleration of the vehicle, the distance between the vehicle and a front vehicle and the pressure applied to the seat of the vehicle and then transmits the collected signals to the central processing unit; meanwhile, the central processing unit automatically acquires information such as the starting state, gear information, driving speed and wheel steering angle of the vehicle, and compares and calculates various parameters automatically acquired by the detection module and the central processing unit with the parameters preset in the central processing unit, so that subsequent protection requirement judgment is facilitated.
When the transverse acceleration acquired by the detection module is greater than or equal to the preset parameters in the central processing unit and the steering angle of the wheels is suddenly increased leftwards, judging that the vehicle is in a left-turning state and needing safety protection on passengers; if the pressure borne by the automobile seat is detected to be larger than the preset parameter, the central processing unit controls the pneumatic protection module on the corresponding automobile seat to start, the pneumatic protection module controls the left side of the passenger to be supported by controlling the inflation of the left side wing air bag unit 10 and the deflation of the right side wing air bag unit 20, and the influence of centrifugal force on the posture of the passenger is reduced; meanwhile, the central processing unit controls the safety belt protection module to be started, the safety belt protection module is used for fixing and protecting the passenger by controlling the left end of the safety belt to be loosened and the right end of the safety belt to be tightened, and the influence of centrifugal force on the posture of the passenger is reduced.
When the transverse acceleration acquired by the detection module is greater than or equal to the preset parameters in the central processing unit and the steering angle of the wheels is suddenly increased rightward, judging that the vehicle is in a state of turning sharply rightward and needing safety protection on passengers; if the pressure borne by the automobile seat is detected to be greater than the preset parameters, the central processing unit controls the pneumatic protection module on the corresponding automobile seat to start, and the pneumatic protection module controls the right side wing air bag unit 20 to inflate and the left side wing air bag unit 10 to deflate to support the right side of the passenger and reduce the influence of centrifugal force on the posture of the passenger; meanwhile, the central processing unit controls the safety belt protection module to be started, the safety belt protection module is used for fixing and protecting the passenger by controlling the right end of the safety belt to be loosened and the left end of the safety belt to be tightened, and the influence of centrifugal force on the posture of the passenger is reduced.
Preferably, the preset longitudinal acceleration in the central processing unit is 0.1g, and the preset pressure is 20N.
Example 4:
referring to fig. 4, the safety protection method for driving an automobile of the present embodiment includes the following steps,
data acquisition: the detection module automatically acquires the transverse acceleration, the longitudinal acceleration, the distance from a front vehicle and the pressure borne by the vehicle seat of the vehicle;
protection judgment: comparing the acquired data with the preset parameters in the central processing unit, and judging whether the passenger is in a state needing protection;
safety protection: when the central processing unit judges that the passenger is in a state needing protection, the pneumatic protection module is controlled to be started, and pneumatic safety protection is carried out on the passenger; and meanwhile, the safety belt protection module is controlled to be started, and the safety belt is tensioned and protected for the passenger.
The detection module collects the transverse acceleration and the longitudinal acceleration of the vehicle, the distance between the vehicle and a front vehicle and the pressure applied to the seat of the vehicle and then transmits the collected signals to the central processing unit; simultaneously, the central processing unit automatically collects information such as the starting state, gear information, driving speed and wheel steering angle of the vehicle, and compares and calculates various parameters automatically collected by the detection module and the central processing unit with the parameters preset inside the central processing unit, so that subsequent protection requirement judgment is facilitated.
When the distance between the detection module and the front vehicle is smaller than a preset parameter and the vehicle speed is not zero, judging that the vehicle is in a collision dangerous state and needing to carry out safety protection on passengers; if the pressure borne by the automobile seat is detected to be greater than the preset parameters, the central processing unit controls the pneumatic protection module on the corresponding automobile seat to be started, the pneumatic protection module controls the left side wing air bag unit 10 and the right side wing air bag unit 20 to inflate, and the back air bag unit 30 and the seat air bag unit 40 to deflate, so that the passenger is supported in a wrapping manner, and the safety and the stability of the passenger are improved. Meanwhile, the central processing unit controls the safety belt protection module to start, and the safety belt protection module controls the two ends of the safety belt to be tightened simultaneously to fix and protect the passenger.
The central processing unit predicts the time of collision by collecting the distance between the central processing unit and the front vehicle, and then judges whether the vehicle and the front vehicle have the danger of collision, and preferably, the preset collision time is 3 s.
According to the technical scheme of the embodiment, the safety protection system suitable for automobile driving is provided, the vehicle signal processing subsystem is used for acquiring the driving information of the vehicle and judging whether the passenger is in the state needing protection or not, meanwhile, the safety protection subsystem is controlled to protect the passenger in time, the safety protection system can integrally provide timely and fit support for the passenger according to the state of the vehicle, and the safety and the stability of the passenger are effectively improved. The invention also provides a safety protection method suitable for automobile driving, which is used for protecting passengers in a manner of automatic detection, automatic judgment and automatic adjustment, and compared with a protection manner of manual adjustment in the prior art, the safety protection method can effectively improve the efficiency and comfort of safety protection, thereby ensuring the safety and stability of the passengers in the riding process.
In the description of the present invention, it is to be understood that the terms indicating an orientation or positional relationship are based on the orientations and positional relationships shown in the drawings only for the convenience of describing the present invention and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the spirit and scope of the appended claims.
Claims (12)
1. A safety protection system adapted for use in automotive driving, comprising:
the vehicle signal processing subsystem is used for collecting and processing the driving information of the vehicle;
the safety protection subsystem is connected with the vehicle signal processing subsystem and is used for carrying out timely safety protection on passengers according to the information fed back by the vehicle signal processing subsystem;
the vehicle signal processing subsystem comprises a central processing unit for controlling the overall operation of a vehicle and a detection module which is connected with the central processing unit and is used for collecting vehicle driving data;
the safety protection subsystem comprises a pneumatic protection module which is connected with the central processing unit and is used for protecting passengers by controlling the inflation and deflation of the air bag.
2. The safety protection system according to claim 1, wherein the detection module comprises a speed measurement unit for collecting vehicle acceleration information, a distance measurement unit for collecting a distance between a vehicle and a front vehicle, and a pressure measurement unit for detecting a vehicle seat pressure.
3. The safety shield system of claim 1, wherein the pneumatic protection module comprises a left side airbag unit disposed on a left side of the vehicle seat and a right side airbag unit disposed on a right side of the vehicle seat.
4. The safety shield system of claim 2, wherein the pneumatic protection module further comprises a back airbag unit disposed on the back of the vehicle seat for adjusting the comfort of the back of the occupant, and a seat airbag unit disposed on the seat of the vehicle seat for adjusting the comfort of the seat of the occupant.
5. The safety protection system of claim 1, wherein said safety protection subsystem further comprises a belt protection module coupled to said central processor for protecting an occupant by controlling belt tension.
6. A safety protection method suitable for automobile driving is characterized by comprising the following steps,
data acquisition: the detection module automatically acquires the transverse acceleration, the longitudinal acceleration, the distance from a front vehicle and the pressure borne by the vehicle seat of the vehicle;
and (4) protection judgment: comparing the acquired data with the preset parameters in the central processing unit, and judging whether the passengers are in a state needing protection;
safety protection: when the central processing unit judges that the passenger is in a state needing protection, the pneumatic protection module is controlled to be started, and pneumatic safety protection is carried out on the passenger.
7. The safety protection method according to claim 6, wherein in the data acquisition step, the central processing unit automatically acquires the starting state, gear information, driving speed and wheel steering angle of the vehicle.
8. The safety protection method according to claim 6, wherein in the protection judging step, when the collected longitudinal acceleration is greater than or equal to a preset parameter, the vehicle is judged to be in a state of sudden acceleration or sudden braking, and safety protection is required for passengers;
when the acquired transverse acceleration is greater than or equal to a preset parameter, judging that the vehicle is in a sharp turning state and needing to carry out safety protection on passengers;
when the distance between the collected vehicle and the front vehicle is smaller than a preset parameter, the vehicle is judged to be in a state with collision danger, and safety protection needs to be carried out on passengers.
9. The safety protection method according to claim 6, wherein in the safety protection step, when the vehicle is in a state of rapid acceleration or collision risk and the pressure applied to the vehicle seat is greater than a preset parameter, the central processing unit controls the pneumatic protection module corresponding to the vehicle seat to be started, and the pneumatic protection module controls the inflation of the left side wing airbag unit and the right side wing airbag unit and the deflation of the back airbag unit and the seat airbag unit to support the passenger in a wrapping manner, so that the safety and the stability of the passenger are improved.
10. The safety protection method according to claim 6, wherein in the safety protection step, when the vehicle is in a sudden braking state and the pressure on the vehicle seat is greater than a preset parameter, the central processing unit controls the pneumatic protection module on the corresponding vehicle seat to be started, and the pneumatic protection module controls the left side wing airbag unit, the right side wing airbag unit, the back airbag unit and the seat airbag unit to be inflated simultaneously to support the passenger in a wrapping manner, so that the safety and the stability of the passenger are improved.
11. The safety protection method according to claim 6, wherein in the safety protection step, when the vehicle is judged to be in a state of a left sudden turn and the pressure on the vehicle seat is greater than a preset parameter, the central processing unit controls a pneumatic protection module on the corresponding vehicle seat to be started, and the pneumatic protection module supports the left side of the passenger by controlling inflation of a left side wing air bag unit and deflation of a right side wing air bag unit so as to reduce the influence of centrifugal force on the posture of the passenger;
when the vehicle is in a right emergency turning state and the pressure borne by the vehicle seat is larger than preset parameters, the central processing unit controls the pneumatic protection module on the corresponding vehicle seat to be started, the pneumatic protection module supports the right side of the passenger by controlling the right side wing airbag unit to inflate and the left side wing airbag unit to deflate, and the influence of centrifugal force on the posture of the passenger is reduced.
12. The safety protection method according to claim 6, wherein in the safety protection step, when the central processing unit determines that the passenger is in a state needing protection, the central processing unit controls the safety belt protection module to be started to perform safety belt tensioning protection on the passenger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210744156.5A CN114987378A (en) | 2022-06-28 | 2022-06-28 | Safety protection system and safety protection method suitable for automobile driving |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210744156.5A CN114987378A (en) | 2022-06-28 | 2022-06-28 | Safety protection system and safety protection method suitable for automobile driving |
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| CN114987378A true CN114987378A (en) | 2022-09-02 |
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| CN202210744156.5A Pending CN114987378A (en) | 2022-06-28 | 2022-06-28 | Safety protection system and safety protection method suitable for automobile driving |
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| CN (1) | CN114987378A (en) |
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Application publication date: 20220902 |