CN109624917B - Method, system, device and storage medium for controlling pre-tightening of safety belt in downhill state - Google Patents
Method, system, device and storage medium for controlling pre-tightening of safety belt in downhill state Download PDFInfo
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- CN109624917B CN109624917B CN201811590792.7A CN201811590792A CN109624917B CN 109624917 B CN109624917 B CN 109624917B CN 201811590792 A CN201811590792 A CN 201811590792A CN 109624917 B CN109624917 B CN 109624917B
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- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000001514 detection method Methods 0.000 claims description 7
- 230000000087 stabilizing effect Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 11
- 230000006870 function Effects 0.000 description 8
- 238000012545 processing Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000005111 flow chemistry technique Methods 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 230000003252 repetitive effect Effects 0.000 description 2
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/34—Belt retractors, e.g. reels
- B60R22/46—Reels with means to tension the belt in an emergency by forced winding up
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/48—Control systems, alarms, or interlock systems, for the correct application of the belt or harness
Abstract
The invention provides a safety belt pre-tightening control method, a safety belt pre-tightening control system, safety belt pre-tightening control equipment and a storage medium in a downhill state, wherein the safety belt pre-tightening control method comprises the following steps: when a downhill auxiliary trigger signal or a downhill auxiliary overspeed standby signal sent by a downhill auxiliary module of the vehicle is detected, a safety belt pre-tightening signal is sent to a safety belt pre-tightening device; the invention takes a downhill auxiliary module in an additional value-added function of an electronic stabilizing program as an input to trigger the pretensioning of the safety belt, thereby improving the safety and comfort of a driver.
Description
Technical Field
The invention relates to the field of electric vehicle safety, in particular to a safety belt pre-tightening control method, a safety belt pre-tightening control system, safety belt pre-tightening control equipment and a storage medium in a downhill state.
Background
The seat belt pre-tightening can greatly improve the riding safety of passengers, and the seat belt pre-tightening is triggered by taking the vehicle deceleration as an input, such as AEB triggering, braking by a driver and the like. AEB is an automobile active safety technology, mainly comprises 3 modules, and comprises a control module (ECU), a distance measurement module and a brake module. The core of the distance measurement module comprises a microwave radar, a face recognition technology, a video system and the like, and the distance measurement module can provide safe, accurate and real-time images and road condition information of a front road.
However, under some road conditions, a large deceleration cannot be generated, the seat belt pretensioning system cannot work, and the driver can dive forwards, so that the riding comfort and safety of the driver are affected, such as the vehicle runs on a steep slope.
In view of the above, the present invention provides a method, system, device and storage medium for controlling a seat belt pretension in a downhill state.
Disclosure of Invention
The invention aims to provide a safety belt pre-tightening control method, a safety belt pre-tightening control system, safety belt pre-tightening control equipment and a storage medium in a downhill state, overcomes the difficulties in the prior art, solves the problem that the safety belt pre-tightening cannot be used when the safety belt is pre-tightened on a steep downhill road surface at the present stage, avoids the problem that the downhill auxiliary overspeed system enters a standby mode and the safety belt cannot be pre-tightened, and uses a downhill auxiliary module in an additional value-added function of an electronic stabilizing program as an input to trigger the safety belt pre-tightening, so that the safety and the comfort of a driver are improved.
The embodiment of the invention provides a safety belt pre-tightening control method, which comprises the following steps:
when a downhill auxiliary trigger signal or a downhill auxiliary overspeed standby signal sent by a downhill auxiliary module of the vehicle is detected, a safety belt pre-tightening signal is sent to a safety belt pre-tightening device;
a seat belt pretensioning device pretensions a seat belt of a seat in the vehicle in accordance with a seat belt pretensioning signal.
Preferably, the triggering condition of the downhill auxiliary triggering signal needs to be satisfied at least at the same time:
the vehicle speed is more than 5km/h and less than 25 km/h;
neither an accelerator pedal nor a brake pedal of the vehicle is stepped on;
the wheel speed increases.
Preferably, the triggering condition of the downhill auxiliary standby signal at least needs to be satisfied simultaneously:
the vehicle speed is more than 25 km/h;
neither an accelerator pedal nor a brake pedal of the vehicle is stepped on;
the wheel speed increases.
Preferably, when a downhill auxiliary trigger signal sent by a downhill auxiliary module of the vehicle is detected, a first safety belt pre-tightening signal is sent to a safety belt pre-tightening device, and the safety belt pre-tightening device pre-tightens a safety belt of a seat in the vehicle according to a first pre-tightening force value corresponding to the first safety belt pre-tightening signal;
when a downhill auxiliary standby signal caused by overspeed sent by a downhill auxiliary module of the vehicle is detected, a second safety belt pre-tightening signal is sent to a safety belt pre-tightening device, the safety belt pre-tightening device pre-tightens a safety belt of a seat in the vehicle according to a second pre-tightening force value corresponding to the second safety belt pre-tightening signal, and the second pre-tightening force value is larger than the first pre-tightening force value.
Preferably, when a downhill auxiliary trigger signal sent by a downhill auxiliary module of the vehicle is detected, starting downhill auxiliary is also executed to reduce the vehicle speed.
The embodiment of the invention also provides a safety belt pre-tightening control system, which applies the safety belt pre-tightening control method and comprises the following steps: the device comprises a downhill auxiliary module, a detection module and a safety belt pre-tightening device;
when the detection module detects a downhill auxiliary trigger signal or a downhill auxiliary overspeed standby signal sent by a downhill auxiliary module of the vehicle, a safety belt pre-tightening signal is sent to a safety belt pre-tightening device;
a seat belt pretensioning device pretensions a seat belt of a seat in the vehicle in dependence on a seat belt pretensioning signal.
Preferably, the triggering condition of the downhill auxiliary triggering signal needs to be satisfied at least at the same time:
the vehicle speed is more than 5km/h and less than 25 km/h;
neither an accelerator pedal nor a brake pedal of the vehicle is stepped on;
the wheel speed increases.
Preferably, the triggering condition of the downhill auxiliary standby signal at least needs to be satisfied simultaneously:
the vehicle speed is more than 25 km/h;
neither an accelerator pedal nor a brake pedal of the vehicle is stepped on;
the wheel speed increases.
Preferably, when a downhill auxiliary trigger signal sent by a downhill auxiliary module of the vehicle is detected, a first seat belt pre-tightening signal is sent to a seat belt pre-tightening device, and the seat belt pre-tightening device pre-tightens a seat belt of a seat in the vehicle according to a first pre-tightening force value corresponding to the first seat belt pre-tightening signal;
when a downhill auxiliary standby signal caused by overspeed sent by a downhill auxiliary module of the vehicle is detected, a second safety belt pre-tightening signal is sent to a safety belt pre-tightening device, the safety belt pre-tightening device pre-tightens a safety belt of a seat in the vehicle according to a second pre-tightening force value corresponding to the second safety belt pre-tightening signal, and the second pre-tightening force value is larger than the first pre-tightening force value.
Preferably, when a downhill auxiliary trigger signal sent by a downhill auxiliary module of the vehicle is detected, starting downhill auxiliary is also executed to reduce the vehicle speed.
The embodiment of the invention also provides safety belt pre-tightening control equipment, which comprises:
a processor;
a memory having stored therein executable instructions of the processor;
wherein the processor is configured to perform the steps of the seat belt pretension control method via execution of the executable instructions.
An embodiment of the present invention further provides a computer-readable storage medium for storing a program, where the program implements the steps of the seat belt pretensioning control method when executed.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
The invention aims to provide a safety belt pre-tightening control method, a safety belt pre-tightening control system, safety belt pre-tightening control equipment and a storage medium in a downhill state, which solve the problem that the safety belt pre-tightening cannot be used when the safety belt is pre-tightened on a steep downhill road surface at the present stage, avoid the problem that the downhill auxiliary overspeed system enters a standby mode and the safety belt cannot be pre-tightened, and use a downhill auxiliary module in an additional value-added function of an electronic stabilizing program as an input to trigger the safety belt pre-tightening, so that the safety and the comfort of.
Drawings
Other features, objects and advantages of the present invention will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, with reference to the accompanying drawings.
Fig. 1 is a flow chart of a seat belt pretensioning control method of an embodiment of the present invention;
fig. 2 is a schematic diagram of a low-speed downhill of a stepped pretensioning control method of a seat belt according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a high-speed downhill control method of the stepped pretensioning control of the seat belt according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a seat belt pretensioning control system according to an embodiment of the present invention;
fig. 5 is a schematic diagram of a seatbelt pretensioning control apparatus according to an embodiment of the present invention; and
fig. 6 is a schematic diagram of a computer-readable storage medium according to an embodiment of the present invention.
Reference numerals
1 vehicle
21 gentle slope
22 steep slope
3 safety belt
4 downhill slope auxiliary module
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their repetitive description will be omitted.
Furthermore, the drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted. Some of the block diagrams shown in the figures are functional entities and do not necessarily correspond to physically or logically separate entities. These functional entities may be implemented in the form of software, or in one or more hardware modules or integrated circuits, or in different networks and/or processor devices and/or microcontroller devices.
Fig. 1 is a flowchart of a seat belt pretensioning control method according to an embodiment of the present invention. As shown in fig. 1, an embodiment of the present invention provides a seat belt pretensioning control method, which includes the following steps:
and S100, starting.
S101, judging whether a downhill auxiliary trigger signal sent by a downhill auxiliary module of the vehicle is detected, if so, executing a step S103, and if not, executing a step S102. In this embodiment, the triggering condition of the downhill auxiliary triggering signal at least needs to satisfy the following three conditions at the same time: the vehicle speed is more than 5km/h and less than 25 km/h; neither an accelerator pedal nor a brake pedal of the vehicle is stepped on; the wheel speed increases. In a preferred example, the triggering condition of the downhill auxiliary trigger signal also needs to be satisfied simultaneously: the downhill assist module is activated and a downhill assist indicator light is illuminated.
S102, judging whether a downhill auxiliary overspeed standby signal sent by a downhill auxiliary module of the vehicle is detected, if so, executing a step S103, otherwise, returning to the step S100. In order to avoid such a drawback, the downhill assist is used as the seatbelt tightening signal by using the overspeed standby signal. The trigger condition of the downhill auxiliary overspeed standby signal at least needs to simultaneously satisfy the following three conditions: the vehicle speed is more than 25 km/h; neither an accelerator pedal nor a brake pedal of the vehicle is stepped on; the wheel speed increases. In a preferred example, the triggering condition of the downhill auxiliary due to overspeed standby signal also needs to be satisfied simultaneously: the downhill assist module is activated and a downhill assist indicator light is illuminated.
S103, sending a safety belt pre-tightening signal to a safety belt pre-tightening device, pre-tightening a safety belt of a seat in the vehicle by the safety belt pre-tightening device according to the safety belt pre-tightening signal, starting downhill auxiliary, and reducing the vehicle speed. In this embodiment, the detection of the downhill assist trigger signal or the overspeed standby signal of the downhill assist from the downhill assist module of the vehicle indicates that the vehicle is in the downhill stage, and at this time, the prior art cannot generate a large deceleration, and the seat belt pretensioning system cannot operate, but the driver may dive forward, which affects the riding comfort and safety of the driver. The invention takes the downhill auxiliary trigger signal or the downhill auxiliary overspeed standby signal as the safety belt pre-tightening signal for triggering the safety belt pre-tightening device and sends the safety belt pre-tightening signal to the safety belt pre-tightening device. A seat belt pretensioning device pretensions a seat belt of a seat in the vehicle in accordance with a seat belt pretensioning signal.
And S104, ending.
The Electronic Stability Program in the present invention is an abbreviation of Electronic Stability Program, ESP. The system helps the vehicle maintain dynamic balance by analyzing the vehicle running state information transmitted from each sensor and then sending a deviation rectifying instruction to the ABS and the ASR. ESP can maintain optimal vehicle stability under various conditions, with more pronounced effects in over-steer or under-steer situations.
The downhill auxiliary module is a DAC downhill auxiliary module system (Down-hill auxiliary control), in order to avoid the overlarge load of a braking system and reduce the burden of a driver, the downhill auxiliary control is carried out in the L position of a transfer case; under the condition that the vehicle speed is 5-25 km/h and the DAC switch is turned on, the downhill auxiliary control system can automatically control the vehicle speed to be at a proper level without stepping on an accelerator pedal and a brake pedal. When the assistant control system works, the stop lamp will be automatically lighted. The downhill auxiliary module can enable the vehicle to run at a constant low speed, prevent wheels from being locked, and greatly reduce the vibration generated when the vehicle runs downhill on a hollow road, thereby ensuring the running stability and improving the driving comfort.
The safety belt pre-tightening control method in the downhill state solves the problem that safety belt pre-tightening cannot be used when driving on a steep downhill road surface in the prior stage, avoids the problem that the safety belt cannot be pre-tightened when a downhill auxiliary overspeed system enters a standby mode, and takes a downhill auxiliary module in an additional value-added function of an electronic stabilizing program as an input to trigger the safety belt pre-tightening, so that the safety and the comfort of a driver are improved.
Fig. 2 is a schematic diagram of a low-speed downhill performed by the stepped pretensioning control method of the seatbelt according to the embodiment of the present invention. As shown in fig. 2, the present invention can be used in a situation of low speed downhill, where a vehicle 1 descends along a gentle slope 21 with a vehicle speed V1, the vehicle speed V1 is greater than 5km/h and less than 25km/h, and within the working range of the downhill assist module 4, a downhill assist trigger signal sent by the downhill assist module 4 of the vehicle sends a first seat belt pretensioning signal to a seat belt pretensioning device, and the seat belt pretensioning device pretensions a seat belt 3 of a seat in the vehicle according to a first pretensioning value F1 corresponding to the first seat belt pretensioning signal.
Fig. 3 is a schematic diagram of a high-speed downhill control method of the stepped pretensioning control of the seatbelt according to the embodiment of the present invention. As shown in fig. 3, the present invention can be used in the case of a high speed downhill, where the vehicle 1 is downhill along a steep slope 22 with a vehicle speed V2, the vehicle speed V2 in fig. 3 is greater than the vehicle speed V1 in fig. 2, and the vehicle speed V2 is greater than 25km/h, which exceeds the operating range of the downhill assist module 4, so that the downhill assist module 4 of the vehicle sends a second seatbelt pretensioning signal to the seatbelt pretensioner according to a second pretension value F2 corresponding to the second seatbelt pretension signal, which pretensions the seatbelt 3 of the seat in the vehicle, where the second pretension value F2 is greater than the first pretension value F1. According to the invention, different pretension values are set for different safety belt pretension signals, so that risks of different driving conditions can be met, a smaller first pretension value F1 can be automatically given under the condition of a gentle slope and a low vehicle speed, and a larger second pretension value F2 can be automatically given under the condition of a steep slope and a high vehicle speed.
Fig. 4 is a schematic structural diagram of a seat belt pretensioning control system according to an embodiment of the present invention. As shown in fig. 4, an embodiment of the present invention further provides a downhill belt pretensioning control system 5, which applies the above-mentioned downhill belt pretensioning control method, and the system includes: a downhill assist module 51, a detection module 52 and a seat belt pretensioning device 53;
when the detection module detects a downhill auxiliary trigger signal or a downhill auxiliary overspeed standby signal sent by a downhill auxiliary module of the vehicle, a safety belt pre-tightening signal is sent to a safety belt pre-tightening device;
a seat belt pretensioning device pretensions a seat belt of a seat in the vehicle in dependence on a seat belt pretensioning signal.
In a preferred embodiment, the triggering condition of the downhill auxiliary trigger signal at least needs to be satisfied simultaneously:
the vehicle speed is more than 5km/h and less than 25 km/h;
neither an accelerator pedal nor a brake pedal of the vehicle is stepped on;
the wheel speed increases.
In a preferred embodiment, the triggering condition of the downhill auxiliary due to overspeed standby signal at least needs to be satisfied simultaneously:
the vehicle speed is more than 25 km/h;
neither an accelerator pedal nor a brake pedal of the vehicle is stepped on;
the wheel speed increases.
In a preferred embodiment, when a downhill auxiliary trigger signal sent by a downhill auxiliary module of a vehicle is detected, a first seat belt pre-tightening signal is sent to a seat belt pre-tightening device, and the seat belt pre-tightening device pre-tightens a seat belt of a seat in the vehicle according to a first pre-tightening force value corresponding to the first seat belt pre-tightening signal;
when a downhill auxiliary standby signal caused by overspeed sent by a downhill auxiliary module of the vehicle is detected, a second safety belt pre-tightening signal is sent to a safety belt pre-tightening device, the safety belt pre-tightening device pre-tightens a safety belt of a seat in the vehicle according to a second pre-tightening force value corresponding to the second safety belt pre-tightening signal, and the second pre-tightening force value is larger than the first pre-tightening force value.
In a preferred embodiment, when a downhill auxiliary trigger signal sent by a downhill auxiliary module of the vehicle is detected, starting downhill auxiliary is also executed to reduce the vehicle speed.
The safety belt pre-tightening control system in the downhill state can solve the problem that safety belt pre-tightening cannot be used when driving on a steep downhill road surface at the present stage, avoids the problem that the safety belt cannot be pre-tightened when the downhill auxiliary overspeed system enters a standby mode, and takes the downhill auxiliary module in the additional value-added function of the electronic stabilizing program as an input to trigger the safety belt pre-tightening, so that the safety and the comfort of a driver are improved.
The embodiment of the invention also provides an incident driving device of the walking robot, which comprises a processor. A memory having stored therein executable instructions of the processor. Wherein the processor is configured to perform the steps of the incident driving method of the walking robot via execution of the executable instructions.
As shown above, the embodiment can solve the problem that the safety belt pretension cannot be used when the safety belt pretension is driven on a steep slope road surface at the present stage, and avoids the problem that the safety belt cannot be pretensioned when the downhill auxiliary overspeed system enters a standby mode, and the downhill auxiliary module in the additional value-added function of the electronic stability program is used as an input to trigger the safety belt pretension, so that the safety and the comfort of a driver are improved.
As will be appreciated by one skilled in the art, aspects of the present invention may be embodied as a system, method or program product. Thus, various aspects of the invention may be embodied in the form of: an entirely hardware embodiment, an entirely software embodiment (including firmware, microcode, etc.) or an embodiment combining hardware and software aspects that may all generally be referred to herein as a "circuit," module "or" platform.
Fig. 5 is a schematic configuration diagram of an eventing driving apparatus of a walking robot according to the present invention. An electronic device 600 according to this embodiment of the invention is described below with reference to fig. 5. The electronic device 600 shown in fig. 5 is only an example and should not bring any limitation to the functions and the scope of use of the embodiments of the present invention.
As shown in fig. 5, the electronic device 600 is embodied in the form of a general purpose computing device. The components of the electronic device 600 may include, but are not limited to: at least one processing unit 610, at least one memory unit 620, a bus 630 that connects the different platform components (including memory unit 620 and processing unit 610), and the like.
Wherein the storage unit stores program code executable by the processing unit 610 to cause the processing unit 610 to perform steps according to various exemplary embodiments of the present invention described in the above-mentioned electronic prescription flow processing method section of the present specification. For example, processing unit 610 may perform the steps as shown in fig. 1.
The storage unit 620 may include readable media in the form of volatile memory units, such as a random access memory unit (RAM)6201 and/or a cache memory unit 6202, and may further include a read-only memory unit (ROM) 6203.
The memory unit 620 may also include a program/utility 6204 having a set (at least one) of program modules 6205, such program modules 6205 including, but not limited to: an operating system, one or more application programs, other program modules, and program data, each of which, or some combination thereof, may comprise an implementation of a network environment.
The electronic device 600 may also communicate with one or more external devices 700 (e.g., keyboard, pointing device, bluetooth device, etc.), with one or more devices that enable a user to interact with the electronic device 600, and/or with any devices (e.g., router, modem, etc.) that enable the electronic device 600 to communicate with one or more other computing devices. Such communication may occur via an input/output (I/O) interface 650. Also, the electronic device 600 may communicate with one or more networks (e.g., a Local Area Network (LAN), a Wide Area Network (WAN), and/or a public network such as the Internet) via the network adapter 660. The network adapter 660 may communicate with other modules of the electronic device 600 via the bus 630. It should be appreciated that although not shown in the figures, other hardware and/or software modules may be used in conjunction with the electronic device 600, including but not limited to: microcode, device drivers, redundant processing units, external disk drive arrays, RAID systems, tape drives, and data backup storage platforms, to name a few.
An embodiment of the present invention also provides a computer-readable storage medium storing a program that implements the steps of the incident driving method of the walking robot when the program is executed. In some possible embodiments, the aspects of the present invention may also be implemented in the form of a program product comprising program code for causing a terminal device to perform the steps according to various exemplary embodiments of the present invention described in the above-mentioned electronic prescription flow processing method section of this specification, when the program product is run on the terminal device.
As shown above, the embodiment can solve the problem that the safety belt pretension cannot be used when the safety belt pretension is driven on a steep slope road surface at the present stage, and avoids the problem that the safety belt cannot be pretensioned when the downhill auxiliary overspeed system enters a standby mode, and the downhill auxiliary module in the additional value-added function of the electronic stability program is used as an input to trigger the safety belt pretension, so that the safety and the comfort of a driver are improved.
Fig. 6 is a schematic structural diagram of a computer-readable storage medium of the present invention. Referring to fig. 6, a program product 800 for implementing the above method according to an embodiment of the present invention is described, which may employ a portable compact disc read only memory (CD-ROM) and include program code, and may be run on a terminal device, such as a personal computer. However, the program product of the present invention is not limited in this regard and, in the present document, a readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device.
The program product may employ any combination of one or more readable media. The readable medium may be a readable signal medium or a readable storage medium. A readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples (a non-exhaustive list) of the readable storage medium include: an electrical connection having one or more wires, a portable disk, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
A computer readable storage medium may include a propagated data signal with readable program code embodied therein, for example, in baseband or as part of a carrier wave. Such a propagated data signal may take many forms, including, but not limited to, electro-magnetic, optical, or any suitable combination thereof. A readable storage medium may also be any readable medium that is not a readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device. Program code embodied on a readable storage medium may be transmitted using any appropriate medium, including but not limited to wireless, wireline, optical fiber cable, RF, etc., or any suitable combination of the foregoing.
Program code for carrying out operations for aspects of the present invention may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, C + + or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computing device, partly on the user's device, as a stand-alone software package, partly on the user's computing device and partly on a remote computing device, or entirely on the remote computing device or server. In the case of a remote computing device, the remote computing device may be connected to the user computing device through any kind of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or may be connected to an external computing device (e.g., through the internet using an internet service provider).
In summary, the present invention provides a method, a system, a device and a storage medium for controlling pre-tightening of a seat belt in a downhill state, which can solve the problem that the seat belt cannot be used when the seat belt is pre-tightened on a steep downhill road surface at the present stage, and avoid the problem that the seat belt cannot be pre-tightened when a downhill auxiliary overspeed system enters a standby mode, and use a downhill auxiliary module in an additional value-added function of an electronic stability program as an input to trigger the pre-tightening of the seat belt, thereby improving the safety and comfort of a driver.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (11)
1. A method for controlling a downhill pretension in a safety belt, comprising the steps of:
when a downhill auxiliary trigger signal or a downhill auxiliary overspeed standby signal sent by a downhill auxiliary module of the vehicle is detected, a safety belt pre-tightening signal is sent to a safety belt pre-tightening device;
a seat belt pretensioning device pretensioning a seat belt of a seat in the vehicle in accordance with a seat belt pretensioning signal;
when a downhill auxiliary trigger signal sent by a downhill auxiliary module of a vehicle is detected, a first safety belt pre-tightening signal is sent to a safety belt pre-tightening device, and the safety belt pre-tightening device pre-tightens a safety belt of a seat in the vehicle according to a first pre-tightening force value corresponding to the first safety belt pre-tightening signal;
when a downhill auxiliary standby signal caused by overspeed sent by a downhill auxiliary module of the vehicle is detected, a second safety belt pre-tightening signal is sent to a safety belt pre-tightening device, the safety belt pre-tightening device pre-tightens a safety belt of a seat in the vehicle according to a second pre-tightening force value corresponding to the second safety belt pre-tightening signal, and the second pre-tightening force value is larger than the first pre-tightening force value.
2. A downhill-state seatbelt-pretensioning control method according to claim 1, wherein the triggering condition of the downhill auxiliary trigger signal is at least required to be satisfied simultaneously:
the vehicle speed is more than 5km/h and less than 25 km/h;
neither an accelerator pedal nor a brake pedal of the vehicle is stepped on;
the wheel speed increases.
3. The downhill-state seatbelt-pretensioning control method according to claim 1, wherein the triggering condition of the downhill-assist-due-overspeed standby signal needs to be satisfied at least at the same time:
the vehicle speed is more than 25 km/h;
neither an accelerator pedal nor a brake pedal of the vehicle is stepped on;
the wheel speed increases.
4. The downhill pretension control method according to claim 1, characterized in that when a downhill assist trigger signal from a downhill assist module of the vehicle is detected, a downhill assist is also activated to reduce the vehicle speed.
5. A downhill-state seatbelt pretensioning control system, characterized in that the downhill-state seatbelt pretensioning control method according to any one of claims 1 to 4 is applied, the system comprising: the device comprises a downhill auxiliary module, a detection module and a safety belt pre-tightening device;
when a downhill auxiliary trigger signal or a downhill auxiliary overspeed standby signal sent by a downhill auxiliary module of the vehicle is detected, a safety belt pre-tightening signal is sent to a safety belt pre-tightening device;
a seat belt pretensioning device pretensions a seat belt of a seat in the vehicle in dependence on a seat belt pretensioning signal.
6. A downhill state seatbelt pretensioning control system according to claim 5, wherein the triggering condition of the downhill auxiliary trigger signal is at least required to be satisfied simultaneously:
the vehicle speed is more than 5km/h and less than 25 km/h;
neither an accelerator pedal nor a brake pedal of the vehicle is stepped on;
the wheel speed increases.
7. The downhill seatbelt-pretensioning control system according to claim 5, wherein the triggering condition of the downhill-assist due to overspeed standby signal needs to be satisfied at least at the same time:
the vehicle speed is more than 25 km/h;
neither an accelerator pedal nor a brake pedal of the vehicle is stepped on;
the wheel speed increases.
8. The downhill-state belt pretensioning control system according to claim 5, wherein when a downhill assist trigger signal from a downhill assist module of the vehicle is detected, a first belt pretensioning signal is sent to a belt pretensioning device, which pretensions a belt of a seat in the vehicle according to a first pretensioning value corresponding to the first belt pretensioning signal;
when the detection module detects a downhill auxiliary standby signal sent by a downhill auxiliary module of the vehicle due to overspeed, a second safety belt pre-tightening signal is sent to a safety belt pre-tightening device, the safety belt pre-tightening device pre-tightens a safety belt of a seat in the vehicle according to a second pre-tightening force value corresponding to the second safety belt pre-tightening signal, and the second pre-tightening force value is larger than the first pre-tightening force value.
9. The downhill pretension control system according to claim 5, wherein when a downhill assist trigger signal from a downhill assist module of the vehicle is detected, a start of the downhill assist is also performed to reduce the vehicle speed.
10. A seatbelt pretensioning control device, comprising:
a processor;
a memory having stored therein executable instructions of the processor;
wherein the processor is configured to perform the steps of the downhill-conditioned seat belt pretensioning control method of any one of claims 1 to 4 via execution of the executable instructions.
11. A computer-readable storage medium storing a program, wherein the program is executed to implement the steps of the downhill-state seatbelt-pretensioning control method according to any one of claims 1 to 4.
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| CN201811590792.7A CN109624917B (en) | 2018-12-21 | 2018-12-21 | Method, system, device and storage medium for controlling pre-tightening of safety belt in downhill state |
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| CN201811590792.7A CN109624917B (en) | 2018-12-21 | 2018-12-21 | Method, system, device and storage medium for controlling pre-tightening of safety belt in downhill state |
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| CN109624917B true CN109624917B (en) | 2020-10-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100623807B1 (en) * | 2004-08-02 | 2006-09-19 | 기아자동차주식회사 | Safety belt tension self-regulation method and system on downhill |
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| CN1498173A (en) * | 2001-12-18 | 2004-05-19 | �����Զ�����ʽ���� | Seat belt device and seat belt device control method |
| JP2006248394A (en) * | 2005-03-11 | 2006-09-21 | Toyota Motor Corp | Sloping road lowering speed controlling device of vehicle |
| CN204415324U (en) * | 2014-12-26 | 2015-06-24 | 比亚迪股份有限公司 | Webbing retractor and seat belt apparatus, vehicle |
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