CN115709695A - Vehicle collision safety protection method and system and vehicle - Google Patents
Vehicle collision safety protection method and system and vehicle Download PDFInfo
- Publication number
- CN115709695A CN115709695A CN202211436116.0A CN202211436116A CN115709695A CN 115709695 A CN115709695 A CN 115709695A CN 202211436116 A CN202211436116 A CN 202211436116A CN 115709695 A CN115709695 A CN 115709695A
- Authority
- CN
- China
- Prior art keywords
- seat
- collision
- passenger
- safety
- vehicle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Seats For Vehicles (AREA)
Abstract
The invention provides a collision safety protection method and system for a vehicle and the vehicle, wherein the vehicle comprises a cockpit seat and a passenger cabin seat, the cockpit seat is arranged to move forwards and backwards and is allowed to move backwards to collide with the passenger cabin seat, and the collision safety protection method comprises the following steps: and periodically calculating the safe distance of the backward movement of the cockpit seat, and controlling the safe distance obtained by calculation in the period of the backward movement collision of the cockpit seat when the front collision of the vehicle occurs, the collision degree reaches the preset degree, and the safety of passengers on the passenger cabin seat is not influenced when the cockpit seat moves backward. According to the invention, the safety distance obtained by calculation in the collision generating period of backward movement of the seat in the cockpit is controlled, so that personal injury to a driver during automobile collision is reduced.
Description
Technical Field
The invention relates to the field of vehicle collision protection, in particular to a vehicle collision safety protection method and system and a vehicle.
Background
In the prior art, when an automobile has a collision accident, a safety belt and a safety airbag are the most effective passenger protection measures for passive safety, but the safety belt and the safety airbag are still greatly limited in serious accident accidents in accident investigation, which is specifically shown in the following that a steering wheel and the safety airbag may not well bear the upper half of a driver, the driver may be seriously locked, and the driver cannot be separated.
With the improvement of social new technology, especially chip computing power, and the development of image recognition technology, new thinking is brought to the active automobile safety technology. Therefore, based on a new technology, the safety belt and the safety airbag are improved to serve as the only protection strategy for passive collision safety, the strategy flow in the collision safety process is optimized, and the improvement of the personal safety of passengers, particularly drivers in vehicle accidents is of great importance.
Disclosure of Invention
One object of the present invention is to provide a method for collision safety protection of a vehicle, so as to reduce personal injury to a driver during a vehicle collision.
It is a further object of the present invention to provide a protective member which allows the seat to be moved more safely without tipping over.
In particular, the present invention provides a collision safety protecting method of a vehicle including a cockpit seat and a passenger cockpit seat, the cockpit seat being disposed to be movable forward and backward and allowing the rearward movement to collide with the passenger cockpit seat, the collision safety protecting method comprising the steps of:
periodically calculating a safe distance for the driver cabin seat to move backwards, wherein the safe distance is determined according to the condition of an occupant in the passenger cabin;
and when the vehicle has a frontal collision and the collision degree reaches a preset degree and the safety of a passenger on the passenger compartment seat is not influenced when the cockpit seat moves backwards, controlling the safe distance obtained by calculation in a cycle of the backward movement collision of the cockpit seat.
Further, said periodically calculating a safe distance for said cockpit seat to move backwards comprises the steps of:
acquiring passenger information at the passenger compartment seat, wherein the passenger information comprises whether the passenger exists, weight information of the passenger, the position of the passenger and the posture of the passenger at the passenger compartment seat;
judging whether the safety of the passenger is influenced when the cockpit seat moves backwards in the current period according to at least part of the passenger information;
and calculating the safe distance of the backward movement of the cockpit seat in the current period after determining that the safety of the passenger is not influenced.
Further, in the step of determining that the safety of the passenger is not affected and calculating the safe distance for the driver cabin seat to move backwards in the current period, the safe distance is calculated and obtained according to the weight information of the passenger.
Further, when the vehicle has a frontal collision and the collision degree reaches a preset degree, and the safety of the passenger on the passenger compartment seat is not affected when the cockpit seat moves backwards, the method further comprises the following steps: and controlling the vehicle to start a general safety protection strategy.
Further, the vehicle includes a guide rail for guiding movement of the cabin seat and a protector provided on the guide rail, the protector being located in front of and/or behind the cabin seat, the protector being provided to have a stored state in which it is stored in the guide rail and a deployed state in which it is deployed so as to block toppling of the cabin seat, the protector being connected with the cabin seat when in the deployed state;
when the vehicle has a frontal collision and the collision degree reaches a preset degree, and the safety of a passenger on the passenger compartment seat is not influenced when the cockpit seat moves backwards, the method further comprises the following steps:
controlling the protector to be unfolded from the storage state to the unfolding state.
Further, when the vehicle has a frontal collision and the collision degree reaches a preset degree, and the safety of the passenger on the passenger compartment seat is not affected when the cockpit seat moves backwards, the method further comprises the following steps:
controlling the protector to be stored from the unfolded state to the stored state.
Further, the step of periodically calculating the safe distance for the driver cabin seat to move backwards further comprises the following steps after the step of determining the safe distance according to the conditions of the passengers in the passenger cabin:
and when the vehicle has side collision and the collision degree reaches a preset degree and the safety of passengers on the passenger compartment seat is not influenced when the cockpit seat moves backwards, controlling the cabin seat to move backwards and calculating the obtained safety distance in a collision occurrence period.
Further, when the vehicle has a side collision and the collision degree reaches a preset degree and the safety of the passenger on the passenger compartment seat is not affected when the cockpit seat moves backwards, the method further comprises the following steps: and controlling the vehicle to start a general safety protection strategy.
The invention also discloses a collision safety protection system of the vehicle, which comprises a control device, wherein the control device comprises a memory and a processor, a control program is stored in the memory, and the control program is used for realizing the collision safety protection method of the vehicle when being executed by the processor.
The invention also discloses a vehicle which comprises the collision safety protection system of the vehicle.
According to the invention, the safe distance of the backward movement of the cockpit seat is periodically calculated, the safe distance is determined according to the conditions of passengers in the passenger cabin, and when the vehicle has a frontal collision and the collision degree reaches a preset degree, and the safety of the passengers on the passenger cabin seat is not influenced when the cockpit seat moves backward, the safe distance obtained by calculation in the period of the backward movement collision of the cockpit seat is controlled, so that the personal injury to a driver caused by the collision of an automobile is reduced.
Further, the present invention provides a protection member at front and rear sides of the seat so that the seat does not tip over when moving, thereby further protecting a user.
The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the invention will be described in detail hereinafter, by way of illustration and not limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily to scale. In the drawings:
FIG. 1 is a first flowchart according to one embodiment of the invention;
FIG. 2 is a second flow diagram according to one embodiment of the invention;
FIG. 3 is a view of a cockpit seat configuration according to one embodiment of the present invention;
in the figure: 1-cockpit seat, 2-guide rail, 3-protection piece.
Detailed Description
FIG. 1 is a flow chart of steps according to one embodiment of the present invention. In one embodiment, as shown in fig. 1, a vehicle includes a cabin seat and a passenger cabin seat, the cabin seat being disposed to be movable forward and backward and to be allowed to move backward to collide with the passenger cabin seat, and a collision safety protection method for a vehicle includes the steps of:
s1, periodically calculating a safe distance for the backward movement of a cockpit seat, wherein the safe distance is determined according to the condition of passengers in a passenger cabin.
And S2, when the front collision of the vehicle occurs and the collision degree reaches a preset degree and the safety of passengers on the seats in the passenger compartment is not influenced when the seats in the cockpit move backwards, controlling the seats in the cockpit to move backwards and calculating the obtained safety distance in the collision occurrence period.
Specifically, the conditions of passengers in the passenger compartment are periodically acquired, the safe distance which can be moved backwards by the cockpit seat is calculated according to the conditions of the passengers in the passenger compartment, and then when the front collision of the vehicle occurs and the collision degree reaches a preset degree and the safety of the passengers on the seats in the passenger compartment is not influenced when the cockpit seat moves backwards, the safe distance which is calculated in the collision occurrence period is controlled to move backwards by the cockpit seat.
Further, if the rearward movement of the cabin seat affects the safety of the occupant in the cabin seat, the rearward movement of the cabin seat is not controlled.
In this embodiment, the safe distance of the backward movement of the cockpit seat is periodically calculated, the safe distance is determined according to the conditions of passengers in the passenger compartment, and when the vehicle has a frontal collision and the collision degree reaches a preset degree, and the safety of the passengers on the passenger compartment seat is not affected when the cockpit seat moves backward, the safe distance calculated in the period of the backward movement collision of the cockpit seat is controlled, so that personal injury to the driver caused by the collision of the vehicle is reduced.
In a further embodiment, as shown in fig. 1 and 2, after periodically calculating the safe distance for the cabin seat to move backward, the method further comprises the following steps:
s11, acquiring passenger information at a passenger compartment seat, wherein the passenger information comprises the existence of a passenger, the weight information of the passenger, the position of the passenger and the posture of the passenger at the passenger compartment seat.
And S12, judging whether the safety of the passengers is influenced when the cockpit seat moves backwards in the current period according to at least part of the passenger information.
And S13, calculating the safe distance of backward movement of the cockpit seat in the current period after determining that the safety of the passenger is not influenced.
Specifically, first, the occupant information in the passenger compartment of the vehicle is acquired by the vehicle sensor device and the image device in the vehicle, whether or not there is an occupant in the passenger compartment is determined, and when there is no occupant in the passenger compartment or an article is placed on a seat in the passenger compartment, it is determined that the rearward movement of the seat in the passenger compartment of the vehicle at the time of collision does not cause injury to the occupant on the seat in the passenger compartment, and the seat in the passenger compartment can be moved rearward by the maximum distance.
The posture and the position of a passenger in a passenger cabin are acquired through an image device, the passenger is judged to be sitting or lying, when the passenger in the passenger cabin is in the lying posture, because the passenger cannot interfere with a leg space between a cockpit seat and the passenger cabin seat, at the moment, the situation that the passenger on the passenger cabin seat cannot be injured when the cockpit seat of the vehicle moves backwards during collision is judged, and the seat of the cockpit can move backwards at the maximum distance. If the passenger in the passenger compartment is in a sitting position, the type of the passenger needs to be further judged, different displacement distances of the cockpit seat are obtained according to different types of the passenger, and then the cockpit seat is controlled to be displaced according to the different displacement distances, so that the passenger in the cockpit is protected.
In the embodiment, whether the cockpit seat moves backwards or not is further determined by acquiring the information of the passenger in the passenger compartment, when the cockpit seat meets the backward movement condition, the cockpit seat is controlled to move backwards so as to protect the passenger in the cockpit, and when the cockpit seat does not meet the condition, the cockpit seat is not controlled to move backwards so as to protect the passenger in the passenger compartment.
In a further embodiment, when an occupant in the passenger compartment is in a sitting position, the rearward movement distance needs to be determined according to the type of the occupant when the cockpit seat is controlled to move rearward, at this time, the weight of the occupant is obtained through a sensor on the seat, the occupant is divided into adults or children according to different weights of the occupant, when the weight exceeds a preset value, the occupant in the passenger compartment is determined to be an adult, and if the cockpit seat moves rearward at this time, damage to the occupant in the passenger compartment is certainly caused due to the limitation of the position of the leg of the adult, the cockpit seat is controlled not to move rearward, at this time, the vehicle is controlled to start the general safety protection strategy, and in addition, if an article placed on the cockpit seat is detected, the occupant is not divided according to the obtained weight amount.
If the weight of the passenger does not exceed the preset weight, the passenger is determined to be a child, and at the moment, the seat in the cab is controlled to move backwards for a preset distance, so that the passenger in the cab is protected, the injury of the passenger in the cab is reduced, it needs to be pointed out that the preset distance can be calibrated according to the types of vehicles, the displacement distances of different types of vehicles are different, and the preset distance can be calibrated according to actual conditions.
Specifically, firstly, data acquisition is carried out through an internal detector and an external detector of the vehicle, whether the vehicle is collided or not and whether the safety of passengers on seats in a passenger compartment is influenced or not when the seats in a cab move backwards or not are judged, when the vehicle is started, a sensor in the vehicle works and judges, the internal sensor can constantly acquire information of the passengers in the passenger compartment to judge whether the passengers in the passenger compartment and the information of the positions, postures, weights and the like of the passengers, and then judgment is carried out according to relevant information, and the process is prior to the accident collision.
When the decision is completed, two policy enforcement schemes are obtained:
and if the situation that the safety of passengers on the seats in the passenger compartment cannot be influenced by the working of the seats in the cockpit is judged, determining the backward moving distance of the seats in the cockpit according to the information of the passengers, so that the passengers on the seats in the cockpit are protected.
If the situation that the operation of the cockpit seat can affect the safety of the passenger on the passenger cabin seat is judged, the cockpit seat is controlled not to move backwards, and basic protection strategies such as the operation of an air bag and the basic protection measures of the vehicle such as seat belt self-retracting are implemented, so that the protection of the passenger on the passenger cabin seat is realized.
In addition, it should be noted that, in order to ensure the timeliness of the collision safety protection, the logic flow of judgment needs to be as simple as possible and the calculation is high, so that the corresponding and processing time of the relevant judgment program needs to be within 100ms, so as to ensure that the protection strategy can respond in time.
In the embodiment, the passengers are classified into different types, and the displacement distance is limited according to the different types of the passengers, so that the vehicle can protect both the passengers in the cab and the passengers in the passenger compartment when collision safety protection is performed.
In one embodiment, as shown in fig. 3, the vehicle further includes a guide rail 2 for guiding the movement of the cabin seat 1 and a protector 3 provided on the guide rail 2, the protector 3 is located in front of and/or behind the cabin seat 1, the protector 3 is provided to have a stored state stored in the guide rail 2 and a deployed state deployed to be able to block the cabin seat from toppling over, the protector 3 is connected with the cabin seat 1 when in the deployed state, the protector 3 is controlled to be deployed from the stored state to the deployed state when a frontal collision of the vehicle occurs and the degree of the collision reaches a preset degree, and the safety of an occupant on the cabin seat is not affected when the cabin seat 1 moves backward, and the protector 3 is controlled to be stored from the deployed state to the stored state after the cabin seat 1 is displaced to a preset safety distance.
Specifically, when the vehicle is involved in a frontal collision, the front protector 3 is sprung up and moved in the frontal collision reverse direction along with the cabin seat 1, its main purpose is to always fix the cabin seat 1 in a safe and reliable state of motion, and the rear protector 3 is retracted and moved in the frontal collision reverse direction along with it, its main purpose is to determine that the cabin seat 1 is in a rapidly moving state, and to rapidly spring back and fix after the cabin seat 1 reaches a specified position, thereby stabilizing the cabin seat.
In the embodiment, the protection parts are arranged at the front end and the rear end of the cockpit seat, and the protection parts bounce when the cockpit seat moves backwards and move along with the cockpit seat, so that the cockpit seat is prevented from overturning, the motion stability of the cockpit seat is further ensured, and the protection of passengers on the cockpit seat is improved.
In another embodiment, the step of periodically calculating a safe distance for the driver's cabin seat to move backwards, the safe distance being determined based on the condition of the occupant in the passenger compartment further comprises the steps of:
when the vehicle has side collision and the collision degree reaches the preset degree and the safety of passengers on the seats in the passenger compartment is not influenced when the seats in the cab move backwards, the obtained safety distance is calculated in the period of the backward movement collision of the seats in the cab.
Specifically, the conditions of passengers in the passenger compartment are periodically acquired, the safe distance which can be moved backwards by the cockpit seat is calculated according to the conditions of the passengers in the passenger compartment, and then when the side collision of the vehicle occurs and the collision degree reaches a preset degree and the safety of the passengers on the seats in the passenger compartment is not influenced when the cockpit seat moves backwards, the safe distance which is calculated in the collision occurrence period is controlled to move backwards by the cockpit seat.
Further, if the safety of the passengers on the passenger compartment seats is influenced by the backward movement of the passenger compartment seats, the backward movement of the passenger compartment seats is not controlled, and the vehicle is controlled to start the general safety protection strategy.
In this embodiment, the safe distance of the backward movement of the cockpit seat is periodically calculated, the safe distance is determined according to the conditions of passengers in the passenger compartment, and when the vehicle has a side collision and the collision degree reaches a preset degree, and the safety of the passengers on the passenger compartment seat is not affected when the cockpit seat moves backward, the safe distance calculated in the period of the backward movement collision of the cockpit seat is controlled, so that personal injury to the driver caused by the vehicle collision is reduced.
The invention also discloses a vehicle collision safety protection system, which comprises a control device, wherein the control device comprises a memory and a processor, the memory stores a control program, and the control program is used for realizing the vehicle collision safety protection method when being executed by the processor.
The invention also discloses a vehicle which comprises the collision safety protection system of the vehicle.
Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been illustrated and described in detail herein, many other variations or modifications consistent with the principles of the invention may be directly determined or derived from the disclosure of the present invention without departing from the spirit and scope of the invention. Accordingly, the scope of the invention should be understood and interpreted to cover all such other variations or modifications.
Claims (10)
1. A collision safety protection method of a vehicle including a cabin seat and a passenger compartment seat, the cabin seat being disposed to be movable forward and backward and being allowed to move backward to abut against the passenger compartment seat, the collision safety protection method comprising the steps of:
periodically calculating a safe distance for the driver cabin seat to move backwards, wherein the safe distance is determined according to the condition of an occupant in the passenger cabin;
and when the vehicle has frontal collision and the collision degree reaches a preset degree and the safety of a passenger on the passenger compartment seat is not influenced when the cockpit seat moves backwards, controlling the safety distance obtained by calculation in a backward movement collision period of the cockpit seat.
2. The crash safety method according to claim 1, wherein said periodically calculating a safe distance of rearward movement of said cockpit seat comprises the steps of:
acquiring passenger information at the passenger compartment seat, wherein the passenger information comprises whether the passenger exists, weight information of the passenger, the position of the passenger and the posture of the passenger at the passenger compartment seat;
judging whether the safety of the passenger is influenced when the cockpit seat moves backwards in the current period according to at least part of the passenger information;
and calculating the safe distance of the backward movement of the cockpit seat in the current period after determining that the safety of the passenger is not influenced.
3. The crash-safe protection method according to claim 2, wherein in the step of calculating a safe distance by which the cabin seat moves backward in the current cycle, which is determined not to affect the safety of the occupant, the safe distance is calculated from the weight information of the occupant.
4. The crash-safe protection method according to any one of claims 1 to 3, wherein, when the vehicle has a frontal collision and the degree of collision reaches a preset degree, and the safety of the occupant in the passenger-compartment seat is not affected when the cabin seat is moved rearward, further comprising the steps of: and controlling the vehicle to start a general safety protection strategy.
5. The collision safety protection method according to any one of claims 1 to 3, wherein the vehicle includes a rail for guiding movement of the cabin seat, and a protector provided on the rail, the protector being located in front of and/or behind the cabin seat, the protector being provided to have a stored state in which it is stored in the rail and a deployed state in which it is deployed so as to block the cabin seat from toppling over, the protector being connected with the cabin seat when in the deployed state;
when the vehicle has a frontal collision and the collision degree reaches a preset degree, and the safety of a passenger on the passenger compartment seat is not influenced when the cockpit seat moves backwards, the method further comprises the following steps:
controlling the protector to be deployed from the stowed state to the deployed state.
6. The crash safety method according to claim 5, further comprising the step of, when the vehicle has a frontal collision and the degree of collision reaches a preset degree, and the safety of an occupant in the passenger compartment seat is not affected when the cabin seat is moved rearward:
controlling the protector to be stored from the expanded state to the stored state.
7. The crash safety method according to claim 1, wherein the step of periodically calculating the safe distance for the driver's cabin seat to move backward, the safe distance being determined according to the condition of the occupant in the passenger compartment further comprises the steps of:
and when the vehicle has side collision and the collision degree reaches a preset degree and the safety of passengers on the passenger compartment seat is not influenced when the cockpit seat moves backwards, controlling the cabin seat to move backwards and calculating the obtained safety distance in a collision occurrence period.
8. The crash-safe protection method according to claim 6, wherein, when the vehicle has a side collision and the degree of collision reaches a preset degree and the safety of the occupant in the passenger-compartment seat is not affected when the cockpit seat is moved rearward, further comprising the steps of: and controlling the vehicle to start a general safety protection strategy.
9. A collision safety protection system of a vehicle, characterized by comprising a control device including a memory and a processor, the memory having stored therein a control program, the control program being executable by the processor for implementing a collision safety protection method of a vehicle according to any one of claims 1-8.
10. A vehicle characterized in that it comprises a collision safety protection system of a vehicle as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211436116.0A CN115709695A (en) | 2022-11-16 | 2022-11-16 | Vehicle collision safety protection method and system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211436116.0A CN115709695A (en) | 2022-11-16 | 2022-11-16 | Vehicle collision safety protection method and system and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115709695A true CN115709695A (en) | 2023-02-24 |
Family
ID=85233467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211436116.0A Pending CN115709695A (en) | 2022-11-16 | 2022-11-16 | Vehicle collision safety protection method and system and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115709695A (en) |
-
2022
- 2022-11-16 CN CN202211436116.0A patent/CN115709695A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7416042B2 (en) | Method for triggering a two-stage belt tensioner | |
| US8820830B2 (en) | Vehicle seat | |
| CN110316032A (en) | Occupant protection system | |
| US10752199B2 (en) | Vehicle airbags for occupants in rear facing seats | |
| US11167714B2 (en) | Occupant restraint system for a vehicle | |
| CN110329200B (en) | Occupant protection device for vehicle | |
| US9156421B2 (en) | Method and control unit for controlling an occupant protection means of a vehicle | |
| JP6601191B2 (en) | Crew restraint system | |
| US10589706B2 (en) | Occupant protection device | |
| CN108394370A (en) | Method for protecting vehicle passenger | |
| JPH0455141A (en) | Air bag device | |
| CN115709695A (en) | Vehicle collision safety protection method and system and vehicle | |
| Viano | Effectiveness of safety belts and airbags in preventing fatal injury | |
| JP7208349B2 (en) | passenger protection device | |
| Iyota et al. | The effect of occupant protection by controlling airbag and seatbelt | |
| US7983819B2 (en) | Motor vehicle comprising an occupant restraint device | |
| JP2020152208A (en) | Occupant protection device | |
| US8108107B2 (en) | Safety system | |
| Żuchowski et al. | Analysis of properties of operation of the supporting equipment for the seat belts | |
| KR102322300B1 (en) | System for supporting safety device in vehicle | |
| JP2019038375A (en) | Occupant protection device | |
| CN106553606A (en) | Side face collision safety protection system and its method, automobile safety system | |
| CN207389132U (en) | One kind protects system for automobile rear centre position | |
| KR20120071995A (en) | Control method for side impact passenger protecting apparatus | |
| CN115214513B (en) | Front collision occupant protection method, apparatus, device, and storage medium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |