CN114407825A - Vehicle safety belt control system - Google Patents
Vehicle safety belt control system Download PDFInfo
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- CN114407825A CN114407825A CN202111342149.4A CN202111342149A CN114407825A CN 114407825 A CN114407825 A CN 114407825A CN 202111342149 A CN202111342149 A CN 202111342149A CN 114407825 A CN114407825 A CN 114407825A
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
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- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000000644 propagated effect Effects 0.000 description 3
- 230000005053 stress perception Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
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- 230000005540 biological transmission Effects 0.000 description 1
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- 230000036541 health Effects 0.000 description 1
- 238000004519 manufacturing process Methods 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
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/34—Belt retractors, e.g. reels
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- Automotive Seat Belt Assembly (AREA)
Abstract
The present invention provides a vehicle seatbelt control system, including: a seat belt webbing; the retractor is connected with the first end of the safety belt mesh belt and is used for winding and bundling the safety belt mesh belt; a guide plate penetrating through the webbing and disposed at a side of an upper portion of a vehicle seat; the controller is used for receiving vehicle running state data and/or driver state data and judging the vehicle running state data and/or the driver state data to send out a control signal; and the control motor is connected with the second end of the safety belt webbing and stretches and plays back the safety belt webbing based on the control signal.
Description
Technical Field
The invention mainly relates to the field of automobile manufacturing and use, in particular to a vehicle safety belt control system.
Background
In the current vigorous automobile market, the safety problem of automobile use is still an extremely important aspect of automobile research and development. The automobile safety belt is also called as a life belt, and the automobile safety belt in the market at present only serves as a passive protection device to fix a passenger on an automobile after collision. The safety belt in the mode can only play a role in passive protection.
Disclosure of Invention
The invention aims to provide a vehicle safety belt control system which plays a role in actively early warning and protecting vehicle drivers and passengers.
In order to solve the above technical problems, the present invention provides a vehicle seatbelt control system, including: a seat belt webbing; the retractor is connected with the first end of the safety belt mesh belt and is used for winding and bundling the safety belt mesh belt; a guide plate penetrating through the webbing and disposed at a side of an upper portion of a vehicle seat; the controller is used for receiving vehicle running state data and/or driver state data and judging the vehicle running state data and/or the driver state data to send out a control signal; and the control motor is connected with the second end of the safety belt webbing and stretches and plays back the safety belt webbing based on the control signal.
In an embodiment of the invention, the vehicle driving state data includes vehicle track data, vehicle speed data, vehicle body stress sensing data and/or vehicle driving road condition data.
In an embodiment of the invention, the driver state data includes driving duration information and/or face detection data.
In an embodiment of the present invention, determining the vehicle driving state data and/or the driver state data to send out the control signal includes:
and when the deviation value of the central line of the vehicle track and the central line of the vehicle travelling lane exceeds a first threshold value, sending out a first type of control signal.
In an embodiment of the present invention, determining the vehicle driving state data and/or the driver state data to send out the control signal includes:
and when the current speed of the vehicle exceeds a second threshold value, sending a first type of control signal.
In an embodiment of the present invention, determining the vehicle driving state data and/or the driver state data to send out the control signal includes:
and when the driving time exceeds a third threshold value, sending out a first type of control signal.
In an embodiment of the present invention, determining the vehicle driving state data and/or the driver state data to send out the control signal includes:
and when the frequency of the blinking and/or the head-hanging actions of the driver in the fifth time period exceeds a sixth threshold value, which is obtained according to the face detection data, sending a first type of control signal.
In an embodiment of the invention, the control signal of the second type is issued when the collision force to which the body of the vehicle is subjected is greater than a seventh threshold value.
In an embodiment of the invention, the second type of control signal causes the control motor to perform a stretching operation on the webbing and to lock the webbing.
In an embodiment of the present invention, the vehicle seatbelt control system further includes: the buckle penetrates through the safety belt webbing and is matched with the inserting plate, and the inserting plate is arranged on the first side of the lower portion of the vehicle seat.
In one embodiment of the invention, the control motor is mounted on a vehicle floor or a seat bottom member.
Compared with the prior art, the invention has the following advantages: according to the technical scheme, the safety belt webbing is correspondingly stretched and played back through judgment, processing and control of the motor of the controller, the safety reminding function and the active early warning function of a vehicle driver are achieved, and safety of a vehicle running process is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the principle of the application. In the drawings:
fig. 1 is a schematic composition diagram of a vehicle seat belt control system according to an embodiment of the present application.
FIG. 2 is a schematic diagram of a controller receiving vehicle driving status data and/or driver status data according to an embodiment of the present application.
Detailed Description
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below. It is obvious that the drawings in the following description are only examples or embodiments of the application, from which the application can also be applied to other similar scenarios without inventive effort for a person skilled in the art. Unless otherwise apparent from the context, or otherwise indicated, like reference numbers in the figures refer to the same structure or operation.
As used in this application and the appended claims, the terms "a," "an," "the," and/or "the" are not intended to be inclusive in the singular, but rather are intended to be inclusive in the plural unless the context clearly dictates otherwise. In general, the terms "comprises" and "comprising" merely indicate that steps and elements are included which are explicitly identified, that the steps and elements do not form an exclusive list, and that a method or apparatus may include other steps or elements.
The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited. Further, although the terms used in the present application are selected from publicly known and used terms, some of the terms mentioned in the specification of the present application may be selected by the applicant at his or her discretion, the detailed meanings of which are described in relevant parts of the description herein. Further, it is required that the present application is understood not only by the actual terms used but also by the meaning of each term lying within.
It will be understood that when an element is referred to as being "on," "connected to," "coupled to" or "contacting" another element, it can be directly on, connected or coupled to, or contacting the other element or intervening elements may be present. In contrast, when an element is referred to as being "directly on," "directly connected to," "directly coupled to" or "directly contacting" another element, there are no intervening elements present. Similarly, when a first component is said to be "in electrical contact with" or "electrically coupled to" a second component, there is an electrical path between the first component and the second component that allows current to flow. The electrical path may include capacitors, coupled inductors, and/or other components that allow current to flow even without direct contact between the conductive components.
Embodiments of the present application describe a vehicle seat belt control system.
Fig. 1 is a schematic composition diagram of a vehicle seat belt control system according to an embodiment of the present application.
As shown in fig. 1, a vehicle seatbelt control system 100 includes a seatbelt webbing 101, a retractor 102, a guide plate 103, a control motor 105, and a controller. The controller is not shown in the figure. The controller may be connected to the control motor 105 by an electrical connection network.
In some embodiments, a retractor 102 is coupled to a first end of the webbing for winding and retracting the webbing 101. The retractor 102 is mounted on a pillar a or a pillar B of the vehicle, for example.
In some embodiments, a guide plate, which passes through the seatbelt webbing, is disposed on the upper side of the vehicle seat 112, and is fixed to an inboard region of the upper side of the vehicle seat, for example, by a bolt 131.
In some embodiments, the controller is configured to receive vehicle driving status data and/or driver status data and determine the vehicle driving status data and/or driver status data to issue the control signal.
A control motor 105 is connected to the second end of the belt webbing 101 for performing a stretch and a playback operation of the belt webbing based on the control signal.
In some embodiments, the vehicle seatbelt control system 100 further includes a buckle and flashboard assembly. The buckle and insert plate assembly includes, for example, a buckle 108 and an insert plate 109.
A buckle 108 passes through the seat belt webbing 101 and engages with an insert plate 109, the insert plate 109 being disposed on a lower first side of the vehicle seat 112. The insert plate 109 is fixed to a side lower member of the vehicle seat by, for example, bolts or rivets 132.
In some embodiments, the retractor 102 includes a mechanical structure that locks the webbing when it is stretched (or pulled) with a large force.
In some embodiments, the vehicle driving state data includes vehicle trajectory data, vehicle speed data, vehicle body stress perception data, and vehicle driving road condition data.
In some embodiments, the driver state data includes driving duration information and face detection data. The face detection data may be acquired by, for example, shooting and analyzing by a camera mounted in the vehicle, and may also be referred to as face state detection data.
In some embodiments, determining the vehicle driving status data and/or the driver status data to issue a control signal comprises: and when the deviation value of the central line of the vehicle track and the central line of the vehicle travelling lane exceeds a first threshold value, sending out a first type of control signal. The vehicle driving road condition data comprises position data of a center line of a vehicle driving lane.
After the control motor 105 receives the first type of control signal, namely, the seat belt webbing is stretched and played back based on the first type of control signal, the stretching and playing back operation amplitude and force can be set as required, the seat belt webbing does not reach a locking state due to the stretching and playing back operation, the seat belt webbing can be stretched and played back for multiple times, and the driver can be reminded of the attention of the driver due to the back-and-forth sliding of the seat belt webbing.
In some embodiments, determining the vehicle driving status data and/or the driver status data to issue a control signal comprises: and when the current speed of the vehicle exceeds a second threshold value, sending a first type of control signal. After receiving the first type of control signal, the control motor 105 stretches and plays back the seat belt webbing based on the first type of control signal.
In some embodiments, determining the vehicle driving status data and/or the driver status data to issue a control signal comprises: and when the driving time exceeds a third threshold value, sending out a first type of control signal. The driving time period may be set according to actual conditions, such as 1 hour, 2 hours, …, 3 hours, or 3.5 hours.
In some embodiments, determining the vehicle driving status data and/or the driver status data to issue a control signal comprises: and when the frequency of blinking and/or head-hanging actions (or head-lowering actions) of the driver in a fifth time period exceeds a sixth threshold value, which is obtained according to the face detection data, sending a first type of control signal. The value of the fifth time period may be set according to counting requirements, for example 2 minutes (min), 3 minutes, 5 minutes or 8 minutes.
The vehicle safety belt control system enables the safety belt webbing to be correspondingly stretched and played back through judgment and processing of the controller and operation of the control motor, so that a vehicle driver is reminded of paying attention to situations with potential safety hazards such as lane departure, overspeed driving and fatigue driving, and an active early warning function of the vehicle safety belt control system in the use process of a vehicle is realized.
In some embodiments, the second type of control signal is issued when the body of the vehicle is subjected to a collision force greater than a seventh threshold. The vehicle body stress perception data comprise data of collision force borne by the vehicle body.
The second type of control signal causes, for example, the control motor 105 to perform a pulling operation on the webbing 101 and to lock the webbing. The control motor carries out the dynamics and tensile fast to the safety belt meshbelt promptly, and the size of tensile force for example exceeds eighth threshold value, makes the safety belt meshbelt carry out the locking state through the coiler.
FIG. 2 is a schematic diagram of a controller receiving vehicle driving status data and/or driver status data according to an embodiment of the present application.
Referring to fig. 2, a seat belt controller (or simply controller) 200 receives data transmissions of modules 202, 204, 206, and 208. In some embodiments, the module 202 is used to acquire and store vehicle trajectory data. The module 204 is used to acquire and store vehicle speed data. The module 206 is used for acquiring and storing the vehicle body stress perception data. The module 208 is used for acquiring and storing the vehicle driving road condition data. The vehicle driving road condition data includes, for example, lane line position data corresponding to a driving lane of the vehicle, and road condition information around the vehicle, such as congestion state data and the like.
In some embodiments, the control motor is mounted to a vehicle floor or seat bottom member to provide a stationary.
The utility model provides a vehicle safety belt control system, when receiving the collision signal that the automobile body was violently strikeed, the controller sent corresponding control signal, made the control motor carry out the tensile operation that the dynamics exceeds specific threshold value to make the safety belt meshbelt reach the locking state in advance, prevent that the vehicle is when being collided, driver and crew's the great dynamics that leans forward the health harm that causes, play the initiative guard action to driver and crew, improve the security that the vehicle used.
Aspects of the present application, such as the electronic circuitry in a controller or control motor, may be implemented entirely in hardware, entirely in software (including firmware, resident software, micro-code, etc.) or a combination of hardware and software. The above hardware or software may be referred to as "data block," module, "" engine, "" unit, "" component, "or" system. The processor may be one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processors (DSPs), digital signal processing devices (DAPDs), Programmable Logic Devices (PLDs), Field Programmable Gate Arrays (FPGAs), processors, controllers, microcontrollers, microprocessors, or a combination thereof. Furthermore, aspects of the present application may be represented as a computer product, including computer readable program code, embodied in one or more computer readable media. For example, computer-readable media may include, but are not limited to, magnetic storage devices (e.g., hard disk, floppy disk, magnetic strips … …), optical disks (e.g., Compact Disk (CD), Digital Versatile Disk (DVD) … …), smart cards, and flash memory devices (e.g., card, stick, key drive … …).
The computer readable medium may comprise a propagated data signal with the computer program code embodied therein, for example, on a baseband or as part of a carrier wave. The propagated signal may take any of a variety of forms, including electromagnetic, optical, and the like, or any suitable combination. The computer readable medium can be any computer readable medium that can communicate, propagate, or transport the program for use by or in connection with an instruction execution system, apparatus, or device. Program code on a computer readable medium may be propagated over any suitable medium, including radio, electrical cable, fiber optic cable, radio frequency signals, or the like, or any combination of the preceding.
Having thus described the basic concept, it will be apparent to those skilled in the art that the foregoing disclosure is by way of example only, and is not intended to limit the present application. Various modifications, improvements and adaptations to the present application may occur to those skilled in the art, although not explicitly described herein. Such modifications, improvements and adaptations are proposed in the present application and thus fall within the spirit and scope of the exemplary embodiments of the present application.
Also, this application uses specific language to describe embodiments of the application. Reference throughout this specification to "one embodiment," "an embodiment," and/or "some embodiments" means that a particular feature, structure, or characteristic described in connection with at least one embodiment of the present application is included in at least one embodiment of the present application. Therefore, it is emphasized and should be appreciated that two or more references to "an embodiment" or "one embodiment" or "an alternative embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, some features, structures, or characteristics of one or more embodiments of the present application may be combined as appropriate.
Similarly, it should be noted that in the preceding description of embodiments of the application, various features are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure aiding in the understanding of one or more of the embodiments. This method of disclosure, however, is not intended to require more features than are expressly recited in the claims. Indeed, the embodiments may be characterized as having less than all of the features of a single embodiment disclosed above.
Numerals describing the number of components, attributes, etc. are used in some embodiments, it being understood that such numerals used in the description of the embodiments are modified in some instances by the use of the modifier "about", "approximately" or "substantially". Unless otherwise indicated, "about", "approximately" or "substantially" indicates that the number allows a variation of ± 20%. Accordingly, in some embodiments, the numerical parameters used in the specification and claims are approximations that may vary depending upon the desired properties of the individual embodiments. In some embodiments, the numerical parameter should take into account the specified significant digits and employ a general digit preserving approach. Notwithstanding that the numerical ranges and parameters setting forth the broad scope of the range are approximations, in the specific examples, such numerical values are set forth as precisely as possible within the scope of the application.
Although the present application has been described with reference to the present specific embodiments, it will be recognized by those skilled in the art that the foregoing embodiments are merely illustrative of the present application and that various changes and substitutions of equivalents may be made without departing from the spirit of the application, and therefore, it is intended that all changes and modifications to the above-described embodiments that come within the spirit of the application fall within the scope of the claims of the application.
Claims (11)
1. A vehicle seatbelt control system, comprising:
a seat belt webbing;
the retractor is connected with the first end of the safety belt mesh belt and is used for winding and bundling the safety belt mesh belt;
a guide plate penetrating through the webbing and disposed at a side of an upper portion of a vehicle seat;
the controller is used for receiving vehicle running state data and/or driver state data and judging the vehicle running state data and/or the driver state data to send out a control signal;
and the control motor is connected with the second end of the safety belt webbing and stretches and plays back the safety belt webbing based on the control signal.
2. The vehicle seatbelt control system according to claim 1, wherein the vehicle driving state data includes vehicle track data, vehicle speed data, vehicle body force sensing data and/or vehicle driving road condition data.
3. The vehicle seatbelt control system according to claim 1, wherein the driver state data includes driving duration information and/or face detection data.
4. The vehicle seatbelt control system according to claim 2, wherein determining the vehicle driving state data and/or the driver state data to issue a control signal comprises:
and when the deviation value of the central line of the vehicle track and the central line of the vehicle travelling lane exceeds a first threshold value, sending out a first type of control signal.
5. The vehicle seatbelt control system according to claim 2, wherein determining the vehicle driving state data and/or the driver state data to issue a control signal comprises:
and when the current speed of the vehicle exceeds a second threshold value, sending a first type of control signal.
6. The vehicle seatbelt control system according to claim 3, wherein determining the vehicle driving state data and/or the driver state data to issue a control signal comprises:
and when the driving time exceeds a third threshold value, sending out a first type of control signal.
7. The vehicle seatbelt control system according to claim 3, wherein determining the vehicle driving state data and/or the driver state data to issue a control signal comprises:
and when the frequency of the blinking and/or the head-hanging actions of the driver in the fifth time period exceeds a sixth threshold value, which is obtained according to the face detection data, sending a first type of control signal.
8. The vehicle seatbelt control system according to claim 2, wherein the second type of control signal is issued when a collision force received by a body of the vehicle is greater than a seventh threshold value.
9. The vehicle webbing control system according to claim 8, wherein the second type of control signal causes the control motor to perform a pulling operation on the webbing and causes the webbing to lock.
10. The vehicle seatbelt control system according to claim 1, further comprising: the buckle penetrates through the safety belt webbing and is matched with the inserting plate, and the inserting plate is arranged on the first side of the lower portion of the vehicle seat.
11. The vehicle seatbelt control system according to claim 1, wherein the control motor is mounted on a vehicle floor or a seat bottom member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111342149.4A CN114407825B (en) | 2021-11-12 | 2021-11-12 | Vehicle safety belt control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111342149.4A CN114407825B (en) | 2021-11-12 | 2021-11-12 | Vehicle safety belt control system |
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| CN114407825A true CN114407825A (en) | 2022-04-29 |
| CN114407825B CN114407825B (en) | 2023-07-21 |
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| JPH06255447A (en) * | 1993-03-04 | 1994-09-13 | Nippondenso Co Ltd | Seat belt device of vehicle |
| CN101445057A (en) * | 2008-12-26 | 2009-06-03 | 清华大学 | Device for alarming fatigue state of drivers by utilizing seat belts |
| CN109515379A (en) * | 2018-11-26 | 2019-03-26 | 爱驰汽车有限公司 | Vehicle and its safety belt pre-tension method, system, electronic equipment and storage medium |
| US20200114853A1 (en) * | 2018-10-12 | 2020-04-16 | Toyota Jidosha Kabushiki Kaisha | Seatbelt system for vehicle, and control method for seatbelt system |
| CN112660064A (en) * | 2020-12-30 | 2021-04-16 | 大众问问(北京)信息科技有限公司 | Method and device for controlling safety belt in vehicle, computer equipment and storage medium |
| CN112721947A (en) * | 2021-01-27 | 2021-04-30 | 东风商用车有限公司 | Reminding method, device and system for improving attention of driver and vehicle |
| CN112810565A (en) * | 2021-01-20 | 2021-05-18 | 吉利汽车研究院（宁波）有限公司 | Pre-tightening force-limiting safety belt |
-
2021
- 2021-11-12 CN CN202111342149.4A patent/CN114407825B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06255447A (en) * | 1993-03-04 | 1994-09-13 | Nippondenso Co Ltd | Seat belt device of vehicle |
| CN101445057A (en) * | 2008-12-26 | 2009-06-03 | 清华大学 | Device for alarming fatigue state of drivers by utilizing seat belts |
| US20200114853A1 (en) * | 2018-10-12 | 2020-04-16 | Toyota Jidosha Kabushiki Kaisha | Seatbelt system for vehicle, and control method for seatbelt system |
| CN109515379A (en) * | 2018-11-26 | 2019-03-26 | 爱驰汽车有限公司 | Vehicle and its safety belt pre-tension method, system, electronic equipment and storage medium |
| CN112660064A (en) * | 2020-12-30 | 2021-04-16 | 大众问问(北京)信息科技有限公司 | Method and device for controlling safety belt in vehicle, computer equipment and storage medium |
| CN112810565A (en) * | 2021-01-20 | 2021-05-18 | 吉利汽车研究院（宁波）有限公司 | Pre-tightening force-limiting safety belt |
| CN112721947A (en) * | 2021-01-27 | 2021-04-30 | 东风商用车有限公司 | Reminding method, device and system for improving attention of driver and vehicle |
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| CN114407825B (en) | 2023-07-21 |
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Address after: 314500 988 Tong Tong Road, Wu Tong Street, Tongxiang, Jiaxing, Zhejiang Applicant after: United New Energy Automobile Co.,Ltd. Address before: 314500 988 Tong Tong Road, Wu Tong Street, Tongxiang, Jiaxing, Zhejiang Applicant before: Hozon New Energy Automobile Co., Ltd. |
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