CN116767078A - Safety distance reminding device and method and automobile with safety distance reminding device and method - Google Patents

Safety distance reminding device and method and automobile with safety distance reminding device and method Download PDF

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Publication number
CN116767078A
CN116767078A CN202310709480.8A CN202310709480A CN116767078A CN 116767078 A CN116767078 A CN 116767078A CN 202310709480 A CN202310709480 A CN 202310709480A CN 116767078 A CN116767078 A CN 116767078A
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CN
China
Prior art keywords
distance
safety
current
automobile
safe
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
Application number
CN202310709480.8A
Other languages
Chinese (zh)
Inventor
余维赢
许俊波
董彦亮
陈亮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Geely Holding Group Co Ltd
Zhejiang Zeekr Intelligent Technology Co Ltd
Original Assignee
Zhejiang Geely Holding Group Co Ltd
Zhejiang Zeekr Intelligent Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhejiang Geely Holding Group Co Ltd, Zhejiang Zeekr Intelligent Technology Co Ltd filed Critical Zhejiang Geely Holding Group Co Ltd
Priority to CN202310709480.8A priority Critical patent/CN116767078A/en
Publication of CN116767078A publication Critical patent/CN116767078A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
    • B60Q1/50—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking
    • B60Q1/525—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking automatically indicating risk of collision between vehicles in traffic or with pedestrians, e.g. after risk assessment using the vehicle sensor data
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q11/00—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q5/00—Arrangement or adaptation of acoustic signal devices
    • B60Q5/005—Arrangement or adaptation of acoustic signal devices automatically actuated
    • B60Q5/006—Arrangement or adaptation of acoustic signal devices automatically actuated indicating risk of collision between vehicles or with pedestrians
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
    • B60Q9/008—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling for anti-collision purposes

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Human Computer Interaction (AREA)
  • Traffic Control Systems (AREA)

Abstract

The application provides a safety distance reminding device, a safety distance reminding method and an automobile with the safety distance reminding device. The safety distance reminding device comprises a vehicle speed sensor, a first distance sensor, a controller and a safety reminding component. The vehicle speed sensor is arranged on the current vehicle and used for acquiring the current vehicle speed of the current vehicle. The first distance sensor is arranged on the current automobile and used for acquiring the interval distance between the current automobile and the front automobile. The controller is arranged on the current automobile, is connected with the speed sensor and the first distance sensor, and is used for acquiring the current speed and determining the safety distance between the current automobile and the front automobile according to the current speed. The safety prompt assembly is arranged on the current automobile and is connected with the controller, and the controller is used for acquiring the interval distance and controlling the safety prompt assembly according to the safety distance and the interval distance. The occurrence of congestion or rear-end collision is avoided, the warning effect is obvious, and the safety is higher.

Description

Safety distance reminding device and method and automobile with safety distance reminding device and method
Technical Field
The application relates to the technical field of automobiles, in particular to a safety distance reminding device and method and an automobile with the safety distance reminding device and method.
Background
With the increase of the number of people in the country, the road travel is more and more crowded, and especially when holidays occur, traffic jam, tortoise speed and team insertion frequently occur. When driving on a highway, a driver can reduce the distance from a preceding vehicle to prevent team insertion, but the distance is not easy to grasp, and rear-end collision is easy to happen without attention, especially at night. The existing safety distance reminding is only aimed at the principal vehicle, the side vehicle cannot know that if the safety clearance between the principal vehicle and the front vehicle is large, the vehicles on the side road are inserted, the rear-end collision risk is increased, the principal vehicle can slow down to further cause interlocking deceleration for preventing rear-end collision, and congestion is aggravated.
Disclosure of Invention
The application provides a safety distance reminding device and method for an automobile with obvious warning effect and higher safety and the automobile.
The application provides a safety distance reminding device of an automobile, which comprises:
the vehicle speed sensor is arranged on the current vehicle and used for acquiring the current vehicle speed of the current vehicle;
the first distance sensor is arranged on the current automobile and used for acquiring the interval distance between the current automobile and the front automobile;
the controller is connected with the vehicle speed sensor and the first distance sensor and is used for acquiring the current vehicle speed and determining the safety distance between the current vehicle and the front vehicle according to the current vehicle speed; a kind of electronic device with high-pressure air-conditioning system
The safety prompt assembly is arranged on the current automobile and connected with the controller, and the controller is used for acquiring the interval distance and controlling the safety prompt assembly according to the safety distance and the interval distance.
Optionally, the safety prompt component comprises a first safety prompt lamp arranged at a front fog-protecting lamp of the current automobile;
the controller is used for controlling the first safety indicator lamp to be displayed green when the interval distance is larger than or equal to the safety distance; or (b)
The controller is used for controlling the first safety indicator lamp to display yellow when the interval distance is smaller than the safety distance; or (b)
The controller is used for controlling the first safety prompting lamp to display red when the interval distance is smaller than the safety distance and smaller than or equal to 80% of the safety distance; or (b)
The controller is used for determining that the interval distance is greater than the safety distance and controlling the first safety prompting lamp to be turned off when the interval distance is greater than or equal to 20% of the safety distance.
Optionally, the safety distance reminding device further comprises a second distance sensor, which is used for acquiring the adjacent distance between the bypass automobile on the lanes at two sides of the current automobile and the current automobile; the controller is connected with the second distance sensor and is used for acquiring the adjacent distance and controlling the safety prompt component according to the adjacent distance.
Optionally, the safety prompt assembly comprises a second safety prompt lamp arranged on two side bodies of the current automobile; and the controller is used for controlling the second safety prompting lamp to display red when the adjacent distance is determined to be smaller than an adjacent distance threshold value.
Optionally, the controller is configured to control the second safety indicator to be turned off when the adjacent distance is determined to be greater than an adjacent distance threshold.
Optionally, the second distance sensor is a range radar.
Optionally, the safety prompting component comprises a spotlight.
Optionally, the safety prompting component comprises a voice alarm.
Optionally, the vehicle speed sensor includes a speed measuring radar.
Optionally, the first distance sensor comprises a range radar.
The present application also provides an automobile comprising:
a vehicle body; a kind of electronic device with high-pressure air-conditioning system
The safe distance reminding device according to any one of the above embodiments, wherein the safe distance reminding device is provided on the vehicle body.
The application also provides a safety distance reminding method for the automobile, which is applied to the safety distance reminding device according to any one of the above embodiments, wherein the safety distance reminding device comprises a safety reminding component, and the safety distance reminding method comprises the following steps:
acquiring the current speed of a current automobile;
determining a safe distance between the current automobile and the front automobile according to the current automobile speed; acquiring the interval distance between the current automobile and the front automobile; a kind of electronic device with high-pressure air-conditioning system
And controlling the safety prompt component according to the safety distance and the interval distance.
Optionally, the safety prompting component comprises a first safety prompting lamp;
the controlling the safety prompt component according to the safety distance and the interval distance comprises the following steps:
when the interval distance is determined to be greater than or equal to the safety distance, the first safety prompting lamp is controlled to be displayed in green; or (b)
Determining that the interval distance is smaller than the safety distance, and controlling the first safety indicator lamp to display yellow; or (b)
When the interval distance is determined to be smaller than the safety distance and smaller than or equal to 80% of the safety distance, the first safety prompting lamp is controlled to be displayed in red; or (b)
And when the interval distance is determined to be greater than the safety distance and is greater than or equal to 20% of the safety distance, the first safety prompting lamp is controlled to be turned off.
Optionally, the safe distance reminding method further includes:
acquiring adjacent distances between the bypass automobiles on lanes on two sides of the current automobile and the current automobile; a kind of electronic device with high-pressure air-conditioning system
And controlling the safety prompt component according to the adjacent distance.
Optionally, the safety prompting component comprises a second safety prompting lamp;
the controlling the safety prompt component according to the adjacent distance comprises the following steps:
when the adjacent distance is determined to be smaller than an adjacent distance threshold value, controlling the second safety prompting lamp to display red; or (b)
And when the adjacent distance is determined to be larger than the adjacent distance threshold value, the second safety prompting lamp is controlled to be turned off.
According to the safety distance reminding device, the safety distance reminding method and the automobile, the current speed of the current automobile is obtained through the speed sensor by arranging the speed sensor, the first distance sensor, the controller and the safety reminding component, the controller determines the safety distance between the current automobile and the front automobile according to the current speed, the first distance sensor obtains the distance between the current automobile and the front automobile, the controller controls the safety reminding component according to the distance and the safety distance, congestion or rear-end collision is avoided, side-road automobile queue-insertion is avoided, the warning effect is obvious, and the safety is higher.
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 application as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description, serve to explain the principles of the application.
Fig. 1 is a schematic view showing the structure of an embodiment of the automobile of the present application.
FIG. 2 is a functional block diagram of one embodiment of a secure distance reminder device of the present application.
FIG. 3 is a flowchart illustrating steps of an embodiment of a safe distance reminding method according to the present application.
Fig. 4 is a flowchart illustrating steps of another embodiment of a safe distance reminding method according to the present application.
Detailed Description
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the application. Rather, they are merely examples of apparatus and methods consistent with aspects of the application as detailed in the accompanying claims.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The terms "first," "second," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. Likewise, the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. "plurality" or "plurality" means two or more. Unless otherwise indicated, the terms "front," "rear," "lower," and/or "upper" and the like are merely for convenience of description and are not limited to one location or one spatial orientation. The word "comprising" or "comprises", and the like, means that elements or items appearing before "comprising" or "comprising" are encompassed by the element or item recited after "comprising" or "comprising" and equivalents thereof, and that other elements or items are not excluded. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.
The application provides a safety distance reminding device of an automobile, which comprises a speed sensor, a first distance sensor, a controller and a safety reminding lamp. The vehicle speed sensor is arranged on the current vehicle and used for acquiring the current vehicle speed of the current vehicle. The first distance sensor is arranged on the current automobile and used for acquiring the interval distance between the current automobile and the front automobile. The controller is connected with the vehicle speed sensor and the first distance sensor, and is used for acquiring the current vehicle speed and determining the safety distance between the current vehicle and the front vehicle according to the current vehicle speed. The safety prompt assembly is arranged on the current automobile and is connected with the controller, and the controller is used for acquiring the interval distance and controlling the safety prompt assembly according to the safety distance and the interval distance.
According to the safety distance reminding device, the safety distance reminding method and the automobile, the current speed of the current automobile is obtained through the speed sensor by arranging the speed sensor, the first distance sensor, the controller and the safety reminding component, the controller determines the safety distance between the current automobile and the front automobile according to the current speed, the first distance sensor obtains the distance between the current automobile and the front automobile, the controller controls the safety reminding component according to the distance and the safety distance, congestion or rear-end collision is avoided, side-road automobile queue-insertion is avoided, the warning effect is obvious, and the safety is higher.
Fig. 1 shows a schematic structure of an exemplary embodiment of a motor vehicle 1 according to the application. As shown in fig. 1, the automobile 1 includes a body 101 and a safe distance reminding device (as shown in fig. 2). The safety distance reminding device is arranged on the vehicle body 101. In the present embodiment, the safe distance reminding device is provided in the vehicle body 101, which is not shown in fig. 1. The safety distance reminding device is used for reminding a driver of the current automobile or a driver of the bypass automobile of whether the safety distance between the current automobile and the front automobile is proper. The current car may be car 1. The automobile 1 reminds a driver of the current automobile or a driver of the bypass automobile whether the interval distance between the current automobile and the front automobile is proper or not by setting the safety distance reminding device, congestion or rear-end collision is avoided, the bypass automobile is avoided from being inserted, the warning effect is obvious, and the safety is higher.
Fig. 2 is a functional block diagram of one embodiment of a secure distance reminder 20 of the present application. As shown in fig. 1 and 2, the safety distance reminding device 20 of the automobile 1 includes a vehicle speed sensor 201, a first distance sensor 202, a controller 203, and a safety reminding component 204. The vehicle speed sensor 201 is provided in the current vehicle. In the present embodiment, the vehicle speed sensor 201 may be provided to the body 101 of the current automobile. The vehicle speed sensor 201 is used to acquire the current vehicle speed of the current vehicle. The vehicle speed sensor 201 may acquire the current vehicle speed of the current vehicle in real time. The first distance sensor 202 is provided in the current car. In the present embodiment, the first distance sensor 202 is provided in front of the body 101 of the current automobile. The first distance sensor 202 is used to obtain the distance between the current car and the car ahead. The separation distance refers to a straight line distance between the front of the current car and the rear of the car in front of the current car. The first distance sensor 202 may acquire the distance between the current car and the car ahead in real time. The controller 203 is provided in the current car. In the present embodiment, the controller 203 is provided to the body 101 of the current automobile. The controller 203 is connected with the vehicle speed sensor 201 and the first distance sensor 202, and the controller 203 is used for acquiring the current vehicle speed and determining the safe distance between the current vehicle and the front vehicle according to the current vehicle speed. The controller 203 may determine the real-time safe distance based on the current vehicle speed detected in real-time. The safety prompting component 204 is provided to the current car. The safety cue assembly 204 is provided on the body 101 of the current automobile. The safety prompt component 204 is connected with the controller 203, and the controller 203 is configured to obtain the separation distance and control the safety prompt component 204 according to the safety distance and the separation distance. In this embodiment, the controller 203 may further determine whether the distance between the current car and the front car is suitable according to the real-time distance between the current car and the front car and the determined real-time safety distance, and when determining that the distance between the current car and the front car is unsuitable, control the safety prompt component 204 to work and send a prompt message to the driver of the current car or the driver of the bypass car. In this embodiment, the reminding information may be a light prompt or a voice prompt, which is not limited in the present application.
According to the safety distance reminding device 20 provided by the embodiment of the application, the current speed of the current automobile is obtained through the speed sensor 201 by arranging the speed sensor 201, the first distance sensor 202, the controller 203 and the safety reminding component 204, the safety distance between the current automobile and the front automobile is determined by the controller 203 according to the current speed, the interval distance between the current automobile and the front automobile is obtained through the first distance sensor 202, the controller 203 controls the safety reminding component 204 according to the interval distance and the safety distance, congestion or rear-end collision is avoided, side automobile queue insertion is avoided, the warning effect is obvious, and the safety is higher.
In this embodiment, the safety reminder component 204 includes a spotlight. The safety warning assembly 204 includes a first safety warning light 2041, which first safety warning light 2041 may be a spotlight. The safety prompt component 204 adopts a non-damage laser spotlight mode, can refer to a high-speed laser green light, and can be clearly seen when irradiated in an air medium so as to play a role in reminding a driver of a current automobile or a driver of a bypass automobile. In the embodiment shown in fig. 1 and 2, the vehicle body 101 includes a front fog lamp. The first safety indicator 2041 may be provided at the front fog lamp. In this embodiment, the first safety indicator lamps 2041 are provided in two numbers, which are respectively provided corresponding to the front fog lamp. Two first safety indicator lamps 2041 are arranged at the front fog lamp, the emitted light is convenient for a driver of a current automobile to observe at the main driving potential energy, the driver of a bypass automobile to see, the sight of the front automobile is not affected, and the safety is higher. In other embodiments, the first safety indicator light 2041 may be another light. In still other embodiments, the safety prompting component 204 includes a voice alarm. The voice alarm can send out voice information to remind the driver of the current automobile or the driver of the bypass automobile, thereby playing a role in reminding. In the present embodiment, the vehicle speed sensor 201 includes a speed measuring radar, and the accuracy of the detected speed is high. In the present embodiment, the first distance sensor 202 includes a range radar, and the detected distance accuracy is high.
In the embodiment shown in fig. 1, the controller 203 is configured to control the first safety indicator 2041 to operate and display green when the separation distance is determined to be equal to or greater than the safety distance. When the first safety warning light 2041 is displayed green, the driver of the current car or the driver of the bypass car is warned that the distance between the current car and the preceding car is proper, indicating that the vehicle can run at the current vehicle speed. In the embodiment shown in fig. 1, the controller 203 is configured to control the first safety indicator 2041 to be turned off when the separation distance is determined to be greater than the safety distance and greater than or equal to 20% of the safety distance. When the first safety warning lamp 2041 is turned off, the driver of the current car or the driver of the bypass car is warned that the distance between the current car and the front car is proper, and the current car speed is kept to run safely.
In the embodiment shown in fig. 1, the controller 203 is configured to control the first safety indicator lamp 2041 to operate and display yellow when the separation distance is determined to be less than the safety distance. When the first safety indicator 2041 is displayed in yellow, the driver of the current car or the driver of the bypass car is alerted that the distance between the current car and the car ahead is not too suitable and is somewhat near, meaning that it is possible to control the current car to slow down until the current car is outside the safe distance. In the embodiment shown in fig. 1, the controller 203 is configured to control the first safety indicator 2041 to be red when the separation distance is less than the safety distance and less than or equal to 80% of the safety distance. When the first safety indicator 2041 is displayed in red, the driver of the current car or the driver of the bypass car is alerted that the distance between the current car and the car ahead is too close and cannot be closed any more, and the current car speed needs to be braked or slowed down until the current car is driven beyond the safe distance.
In the present embodiment, the current vehicle speed of the current vehicle obtained by the vehicle speed sensor 201 is v 0 The controller 203 may determine the current vehicle speed v based on the detected current vehicle speed v 0 Determining a safe distance s between a current automobile and a front automobile 0 . In this process, the current vehicle speed v is obtained 0 And a determined safety distanceSeparation s 0 Are obtained in real time and can be changed at any time according to the speed of the vehicle. In the present embodiment, the relationship between the current vehicle speed and the safe distance determined by the controller 203 may be s 0 ＝Kv 0 . K is a correction parameter, and the correction parameter can be determined according to factors such as driving road conditions, weather and the like. For example, the relationship between the current vehicle speed and the safe distance may be set with reference to traffic regulations such as: v 0 ≥100kM/h，s 0 And more than or equal to 100m. Also for example, 80 kM/h.gtoreq.v.gtoreq.50 kM/h, s 0 And more than or equal to 80m. The present application is not limited thereto.
The first distance sensor 202 obtains the spacing distance s between the current car and the front car 1 . The controller 203 may determine the current vehicle speed v 0 Determined safe distance s 0 Distance from measured spacing s 1 And comparing, and controlling the working state and the color of the first safety indicator 2041 according to the comparison result.
For example, the current vehicle speed v of the current vehicle acquired by the vehicle speed sensor 201 0 =100 km/h. The controller 203 can be based on the detected current vehicle speed v 0 =100 km/h, determining a safe distance s between the current car and the car ahead 0 =100m. The first distance sensor 202 obtains the spacing distance s between the current car and the front car 1 . The first distance sensor 202 acquires a real-time separation distance s 1 . The controller 203 can be based on the separation distance s 1 With 100m (safety distance s 0 ) And comparing, and controlling the working state and the color of the first safety indicator 2041 according to the comparison result.
In some embodiments, the controller 203 determines the separation distance s 1 Not less than 100m (safe distance s) 0 ) When the first safety indicator 2041 is controlled to operate and is displayed green. When the first safety warning light 2041 is displayed green, the driver of the current car or the driver of the bypass car is alerted that the distance between the current car and the preceding car is appropriate, indicating that the current car speed v can be set 0 Traveling at 100km/h.
In some embodiments, the controller 203 determines the separation distance s 1 ＞100m(safe distance s) 0 ) And s 1 Not less than 120m (safe distance s) 0 20%) of the first safety indicator lamp 2041 is controlled to be turned off. When the first safety warning lamp 2041 is turned off, the driver of the current car or the driver of the bypass car is warned that the distance between the current car and the front car is proper, and the current car speed is kept to be 100km/h.
In some embodiments, the controller 203 determines the separation distance s 1 < 100m (safe distance s) 0 ) When the first safety indicator 2041 is controlled to operate and is displayed in yellow. When the first safety indicator 2041 is displayed as yellow, the driver of the current car or the driver of the bypass car is alerted that the distance between the current car and the preceding car is not too suitable and is somewhat closer, indicating that the current car speed can be controlled to be reduced, the current car speed v 0 And driving less than 100km/h until the current automobile is driven beyond the safe distance.
In some embodiments, the controller 203 determines the separation distance s 1 < 100m (safe distance s) 0 ) And s 1 Less than or equal to 80m (safety distance s) 0 80%) of the first safety indicator lamp 2041 is controlled to be red. When the first safety indicator 2041 is displayed in red, the driver of the current car or the driver of the bypass car is alerted that the distance between the current car and the car ahead is too close and cannot be closed any more, and the current car speed v is required to be braked or slowed down by the standing horse 0 And driving less than 100km/h until the current automobile is driven beyond the safe distance.
According to the safety distance reminding device 2 of the embodiment, the controller 203 controls different states or different colors of the first safety reminding lamp 2041 to remind according to the real-time safety distance and the real-time interval distance by setting the first safety reminding lamp 2041, so that congestion or rear-end collision is avoided, by-pass automobile queue insertion is avoided, the warning effect is obvious, and the safety is higher.
In the embodiment shown in fig. 2, the safe distance reminding device 20 further includes a second distance sensor 205 for acquiring the adjacent distance between the current car and the bypass car on the lanes on both sides of the current car; the controller 203 is connected to a second distance sensor 205 for acquiring the adjacent distance and controlling the safety prompting component 204 according to the adjacent distance. The device can remind the driver of the current automobile and the driver of the bypass automobile under the condition of poor night vision, and has higher safety. In this embodiment, the second distance sensor 205 is a range radar, and the accuracy of the detected distance is high.
Referring back to the embodiment shown in fig. 1, the safety warning assembly 204 includes a second safety warning light 2042 provided on both sides of the current vehicle. In the present embodiment, a plurality of second safety warning lamps 2042 may be provided, and a plurality of second safety warning lamps 2042 may be provided at the front and rear of the both side bodies 101 of the current automobile. In this embodiment, the second safety indicator 2042 may be a common display lamp, and is not limited in the present application. In some embodiments, the controller 203 is configured to control the safety prompting component 204 to operate and display red when the neighbor distance is determined to be less than the neighbor distance threshold. In some embodiments, the controller 203 is configured to control the safety prompting component 204 to turn off when the neighbor distance is determined to be greater than a neighbor distance threshold. In this embodiment, the adjacent distance threshold may be a parallel distance between the current car and the bypass car. But also the distance between the current car and the by-pass car located obliquely above. The adjacent distance threshold may be 3m. In some embodiments, the second safety warning light 2042 is controlled to operate and display red when the adjacent distance between the current car and the bypass car on both side lanes of the current car is less than the adjacent distance threshold value 3m. When the second safety indicator 2042 is displayed in red, it indicates that the current car is too close to the adjacent distance of the bypass car and cannot be close again, so as to remind the driver of the bypass car that the approaching again may be dangerous, the warning effect is obvious, and the safety is higher. In some embodiments, the safety reminder component 204 is controlled to turn off when the adjacent distance between the current car and the bypass car on both side lanes of the current car is greater than an adjacent distance threshold of 3m. When the second safety warning light 2042 is turned off, it indicates that the current car is properly located adjacent to the bypass car. The device can remind the driver of the current automobile and the driver of the bypass automobile under the condition of poor night vision, and has higher safety.
FIG. 3 is a flowchart illustrating steps of an embodiment of a safe distance reminding method according to the present application. As shown in fig. 1 to 3, the method for reminding the safety distance of the automobile includes steps S1 to S4. Wherein, the liquid crystal display device comprises a liquid crystal display device,
and step S10, acquiring the current speed of the current automobile. In the present embodiment, the current vehicle speed of the current vehicle may be acquired by the vehicle speed sensor 201.
And step S20, determining the safety distance between the current automobile and the front automobile according to the current automobile speed. In the present embodiment, the safe distance between the current car and the preceding car may be determined by the controller 203 according to the current car speed.
And step S30, acquiring the interval distance between the current automobile and the front automobile. In the present embodiment, the distance between the current car and the car ahead can be acquired by the first distance sensor 202.
Step S40, the safety prompt component 204 is controlled according to the safety distance and the interval distance. In this embodiment, the safety prompt component 204 may be controlled by the controller 203 according to the safety distance and the separation distance. In this embodiment, the controller 203 may further determine whether the distance between the current car and the front car is suitable according to the real-time distance between the current car and the front car and the determined real-time safety distance, and when determining that the distance between the current car and the front car is unsuitable, control the safety prompt component 204 to work and send a prompt message to the driver of the current car or the driver of the bypass car. In this embodiment, the reminding information may be a light prompt or a voice prompt.
Before step S40, step S10 and step S20 may be performed in parallel without a sequential order with step S30. According to the safe distance reminding method provided by the embodiment of the application, the current speed of the current automobile is obtained through the speed sensor 201, the safe distance between the current automobile and the front automobile is determined by the controller 203 according to the current speed, the distance between the current automobile and the front automobile is obtained through the first distance sensor 202, the controller 203 controls the safe reminding component 204 according to the distance and the safe distance, congestion or rear-end collision is avoided, side-road automobile queue insertion is avoided, the warning effect is obvious, and the safety is higher.
In the embodiment shown in fig. 1 to 3, step S40, controlling the safety prompt component according to the safety distance and the separation distance includes step S401. In step S401, when the distance between the first safety indicator lamp and the second safety indicator lamp is determined to be equal to or greater than the safety distance, the first safety indicator lamp 2041 is controlled to be green. When the first safety warning light 2041 is displayed green, the driver of the current car or the driver of the bypass car is warned that the distance between the current car and the preceding car is proper, indicating that the vehicle can run at the current vehicle speed. In the embodiment shown in fig. 1 to 3, step S40, controlling the safety prompt component according to the safety distance and the separation distance includes step S402. In step S402, when the distance between the first safety indicator light and the second safety indicator light is determined to be greater than or equal to the safety distance, and greater than or equal to 20% of the safety distance, the first safety indicator light is controlled to be turned off. When the first safety warning lamp 2041 is turned off, the driver of the current car or the driver of the bypass car is warned that the distance between the current car and the front car is proper, and the current car speed is kept to run safely.
In the embodiment shown in fig. 1 to 3, step S40, controlling the safety prompt component according to the safety distance and the separation distance includes step S403. In step S403, it is determined that the separation distance is smaller than the safety distance, and the first safety indicator 2041 is controlled to display yellow. When the first safety indicator 2041 is displayed in yellow, the driver of the current car or the driver of the bypass car is alerted that the distance between the current car and the car ahead is not too suitable and is somewhat near, meaning that it is possible to control the current car to slow down until the current car is outside the safe distance. In the embodiment shown in fig. 1 to 3, step S40, controlling the safety prompt component according to the safety distance and the separation distance includes step S404. In step S404, when the determined interval distance is less than the safety distance and less than or equal to 80% of the safety distance, the first safety indicator light is controlled to be displayed in red. When the first safety indicator 2041 is displayed in red, the driver of the current car or the driver of the bypass car is alerted that the distance between the current car and the car ahead is too close and cannot be closed any more, and the current car speed needs to be braked or slowed down until the current car is driven beyond the safe distance.
In the present embodiment, the current vehicle speed of the current vehicle obtained by the vehicle speed sensor 201 is v 0 According to the detected current vehicle speed v, by the controller 203 0 Determining a safe distance s between a current automobile and a front automobile 0 . In this process, the current vehicle speed v is obtained 0 And a determined safety distance s 0 Are obtained in real time and can be changed at any time according to the speed of the vehicle. In the present embodiment, the relationship between the current vehicle speed and the safe distance determined by the controller 203 may be s 0 ＝K v 0 . K is a correction parameter, and the correction parameter can be determined according to factors such as driving road conditions, weather and the like. For example, the relationship between the current vehicle speed and the safe distance may be set with reference to traffic regulations such as: v 0 ≥100kM/h，s 0 And more than or equal to 100m. Also for example, 80 kM/h.gtoreq.v.gtoreq.50 kM/h, s 0 And more than or equal to 80m. The present application is not limited thereto.
Acquiring a spacing distance s between the current car and a front car through a first distance sensor 202 1 . According to the current vehicle speed v by the controller 203 0 Determined safe distance s 0 Distance from measured spacing s 1 And comparing, and controlling the working state and the color of the first safety indicator 2041 according to the comparison result.
For example, the current vehicle speed v of the current vehicle obtained by the vehicle speed sensor 201 0 =100 km/h. According to the detected current vehicle speed v by the controller 203 0 =100 km/h, determining a safe distance s between the current car and the car ahead 0 =100m. The distance between the current automobile and the front automobile is s obtained through the first distance sensor 202 1 I.e. the first distance sensor 202 acquires the real-time separation distance s 1 . The controller 203 can be based on the separation distance s 1 With 100m (safety distance s 0 ) And comparing, and controlling the working state and the color of the first safety indicator 2041 according to the comparison result.
In some implementationsIn an embodiment, the separation distance s is determined by the controller 203 1 Not less than 100m (safe distance s) 0 ) When the first safety indicator 2041 is controlled to operate and is displayed green. When the first safety warning light 2041 is displayed green, the driver of the current car or the driver of the bypass car is alerted that the distance between the current car and the preceding car is appropriate, indicating that the current car speed v can be set 0 Traveling at 100km/h.
In some embodiments, the separation distance s is determined by the controller 203 1 > 100m (safe distance s) 0 ) And s 1 Not less than 120m (safe distance s) 0 20%) of the first safety indicator lamp 2041 is controlled to be turned off. When the first safety warning lamp 2041 is turned off, the driver of the current car or the driver of the bypass car is warned that the distance between the current car and the front car is proper, and the current car speed is kept to be 100km/h.
In some embodiments, the separation distance s is determined by the controller 203 1 < 100m (safe distance s) 0 ) When the first safety indicator 2041 is controlled to operate and is displayed in yellow. When the first safety indicator 2041 is displayed as yellow, the driver of the current car or the driver of the bypass car is alerted that the distance between the current car and the preceding car is not too suitable and is somewhat closer, indicating that the current car speed can be controlled to be reduced, the current car speed v 0 And driving less than 100km/h until the current automobile is driven beyond the safe distance.
In some embodiments, the separation distance s is determined by the controller 203 1 < 100m (safe distance s) 0 ) And s 1 Less than or equal to 80m (safety distance s) 0 80%) of the first safety indicator lamp 2041 is controlled to be red. When the first safety indicator 2041 is displayed in red, the driver of the current car or the driver of the bypass car is alerted that the distance between the current car and the car ahead is too close and cannot be closed any more, and the current car speed v is required to be braked or slowed down by the standing horse 0 And driving less than 100km/h until the current automobile is driven beyond the safe distance.
According to the safety distance reminding method, the real-time safety distance is determined according to the real-time vehicle speed, then the first safety reminding lamp 2041 is controlled to remind in different states or different colors according to the real-time safety distance and the real-time interval distance, congestion or rear-end collision is avoided, by-pass vehicle queue insertion is avoided, the warning effect is obvious, and the safety is higher.
Fig. 4 is a flowchart illustrating steps of another embodiment of a safe distance reminding method according to the present application. As shown in fig. 1 to 2 and 4, the safe distance reminding method further includes steps S31 to S41. Step S31 is to obtain the adjacent distance between the current car and the side car on the lanes on both sides of the current car. In the present embodiment, the adjacent distance between the bypass car on the lanes on both sides of the current car and the current car is acquired by the second distance sensor 205. Step S41, controlling the safety prompt component 204 according to the adjacent distance. In this embodiment, the safety cue component 204 is controlled by the controller 203 according to the adjacent distance. By executing the safety distance reminding method, under the condition of poor night vision, the driver of the current automobile can be reminded, the driver of the bypass automobile can be reminded, and the safety is higher. In this embodiment, the second distance sensor 205 is a range radar, and the accuracy of the detected distance is high.
In the embodiment shown in fig. 4, step S41, controlling the safety prompting component according to the adjacent distance includes step S411. In step S411, when it is determined that the adjacent distance is smaller than the adjacent distance threshold, the second safety indicator 2042 is controlled to be displayed in red. In this embodiment, the adjacent distance threshold may be a parallel distance between the current car and the bypass car. But also the distance between the current car and the by-pass car located obliquely above. The adjacent distance threshold may be 3m. In some embodiments, the second safety warning light 2042 is controlled to operate and display red when the adjacent distance between the current car and the bypass car on both side lanes of the current car is less than the adjacent distance threshold value 3m. When the second safety indicator 2042 is displayed in red, it indicates that the current car is too close to the adjacent distance of the bypass car and cannot be closed again, so as to remind the driver of the bypass car that the approaching again may be dangerous, the warning effect is obvious, and the safety is high.
In the embodiment shown in fig. 4, step S41, controlling the safety reminder component according to the adjacent distance includes step S412. In step S412, when it is determined that the adjacent distance is greater than the adjacent distance threshold, the second safety indicator 2042 is controlled to be turned off. In some embodiments, the second safety warning light 2042 is controlled to turn off when the adjacent distance between the current car and the bypass car on both side lanes of the current car is greater than an adjacent distance threshold value of 3m. When the second safety warning light 2042 is turned off, it indicates that the current car is properly located adjacent to the bypass car. The device can remind the driver of the current automobile and the driver of the bypass automobile under the condition of poor night vision, and has higher safety.
Compared with the related art, the overtaking proper time reminding device of the related art reminds a driver through a yellow lamp arranged on a rearview mirror according to the distance between the current automobile and the rear automobile of a bypass automobile, but for the automobile which wants to forcedly insert a team, whether the distance between the two automobiles of the bypass is suitable for inserting the team or not has a reminding function. The embodiment combines two functions of reminding a safety distance with a front vehicle and reminding whether the vehicle is suitable for a platoon. Compared with the front car safety distance reminding of the related art, the front car safety distance reminding device has the continuous reminding function, and in a certain distance, the lamp can be continuously in one color.
Other embodiments of the application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the application following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the application pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.
It is to be understood that the application is not limited to the precise arrangements and instrumentalities shown in the drawings, which have been described above, and that various modifications and changes may be effected without departing from the scope thereof. The scope of the application is limited only by the appended claims.

Claims (10)

1. A safe distance reminder for an automobile, comprising:
the vehicle speed sensor is arranged on the current vehicle and used for acquiring the current vehicle speed of the current vehicle;
the first distance sensor is arranged on the current automobile and used for acquiring the interval distance between the current automobile and the front automobile;
the controller is arranged on the current automobile, is connected with the automobile speed sensor and the first distance sensor, and is used for acquiring the current automobile speed and determining the safety distance between the current automobile and the front automobile according to the current automobile speed; a kind of electronic device with high-pressure air-conditioning system
The safety prompt assembly is arranged on the current automobile and connected with the controller, and the controller is used for acquiring the interval distance and controlling the safety prompt assembly according to the safety distance and the interval distance.
2. The safe distance reminding device according to claim 1, wherein the safe prompting component comprises a first safe prompting lamp arranged at a front fog lamp of the current automobile;
the controller is used for controlling the first safety indicator lamp to be displayed green when the interval distance is larger than or equal to the safety distance; or (b)
The controller is used for controlling the first safety indicator lamp to display yellow when the interval distance is smaller than the safety distance; or (b)
The controller is used for controlling the first safety prompting lamp to display red when the interval distance is smaller than the safety distance and smaller than or equal to 80% of the safety distance; or (b)
The controller is used for determining that the interval distance is greater than the safety distance and controlling the first safety prompting lamp to be turned off when the interval distance is greater than or equal to 20% of the safety distance.
3. The safe distance reminding device according to claim 1, further comprising a second distance sensor for acquiring an adjacent distance between a bypass car on both side lanes of the current car and the current car; the controller is connected with the second distance sensor and is used for acquiring the adjacent distance and controlling the safety prompt component according to the adjacent distance.
4. The safe distance reminding device according to claim 3, wherein the second distance sensor is a range radar; and/or
The safety prompt assembly comprises second safety prompt lamps which are arranged on two side bodies of the current automobile;
the controller is used for controlling the second safety prompting lamp to display red when the adjacent distance is determined to be smaller than an adjacent distance threshold value; or (b)
And the controller is used for controlling the second safety prompting lamp to be turned off when the adjacent distance is determined to be larger than an adjacent distance threshold value.
5. The secure distance reminder of claim 1, wherein the secure reminder component comprises a spotlight; and/or
The safety prompt component comprises a voice alarm; and/or
The vehicle speed sensor comprises a speed measuring radar; and/or
The first range sensor includes a range radar.
6. An automobile, comprising:
a vehicle body; a kind of electronic device with high-pressure air-conditioning system
The safe distance reminding device according to any one of claims 1 to 5, wherein the safe distance reminding device is provided to the vehicle body.
7. A safe distance reminding method of an automobile, characterized in that the safe distance reminding method is applied to the safe distance reminding device according to any one of claims 1 to 5, wherein the safe distance reminding device comprises a safe reminding component, and the safe distance reminding method comprises the following steps:
acquiring the current speed of a current automobile;
determining a safe distance between the current automobile and a front automobile according to the current automobile speed;
acquiring the interval distance between the current automobile and the front automobile; a kind of electronic device with high-pressure air-conditioning system
And controlling the safety prompt component according to the safety distance and the interval distance.
8. The safe distance prompting method according to claim 7, wherein the safe prompting component comprises a first safe prompting light;
the controlling the safety prompt component according to the safety distance and the interval distance comprises the following steps:
when the interval distance is determined to be greater than or equal to the safety distance, the first safety prompting lamp is controlled to be displayed in green; or (b)
Determining that the interval distance is smaller than the safety distance, and controlling the first safety indicator lamp to display yellow; or (b)
When the interval distance is determined to be smaller than the safety distance and smaller than or equal to 80% of the safety distance, the first safety prompting lamp is controlled to be displayed in red; or (b)
And when the interval distance is determined to be greater than the safety distance and is greater than or equal to 20% of the safety distance, the first safety prompting lamp is controlled to be turned off.
9. The safe distance reminding method according to claim 7, wherein the safe distance reminding method further comprises:
acquiring adjacent distances between the bypass automobiles on lanes on two sides of the current automobile and the current automobile; a kind of electronic device with high-pressure air-conditioning system
And controlling the safety prompt component according to the adjacent distance.
10. The safe distance prompting method according to claim 9, wherein the safe prompting component comprises a second safe prompting light;
the controlling the safety prompt component according to the adjacent distance comprises the following steps:
when the adjacent distance is determined to be smaller than an adjacent distance threshold value, controlling the second safety prompting lamp to display red; or (b)
And when the adjacent distance is determined to be larger than the adjacent distance threshold value, the second safety prompting lamp is controlled to be turned off.
CN202310709480.8A 2023-06-14 2023-06-14 Safety distance reminding device and method and automobile with safety distance reminding device and method Pending CN116767078A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310709480.8A CN116767078A (en) 2023-06-14 2023-06-14 Safety distance reminding device and method and automobile with safety distance reminding device and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310709480.8A CN116767078A (en) 2023-06-14 2023-06-14 Safety distance reminding device and method and automobile with safety distance reminding device and method

Publications (1)

Publication Number Publication Date
CN116767078A true CN116767078A (en) 2023-09-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Link
CN (1) CN116767078A (en)

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