TWI679622B - Warning triangle and impacting warning method thereof - Google Patents

Abstract

A triangle warning frame collision warning method includes the following steps: detecting whether an object appears in front of the triangle warning frame; if an object appears in front of the triangle warning frame, calculating a distance between the object and the triangle warning frame ; Judging whether the calculated distance is less than the safety distance; and if the calculated distance is less than the safety distance, controlling the triangle warning rack to output a first control signal to control a warning device to output the first warning information. The invention also provides a triangle warning frame.

Description

Triangular warning frame and its early warning method

The invention relates to the technical field of traffic warnings, in particular to a triangle warning frame and a method for calculating a moving distance thereof.

With the improvement of people's living standards, the use of household cars is increasing. When a car has a temporary breakdown or a traffic accident, in order to avoid secondary traffic accidents caused by this, the car will usually be equipped with a warning triangle to remind other vehicles to avoid in time. However, if you do not notice the warning triangle in time, you may still hit the vehicle or people in front of the accident.

In view of this, it is necessary to provide a triangular warning frame and a method for early warning of its collision, which can realize that if an incoming vehicle fails to notice the triangular warning frame in time, it can output warning information to notify relevant personnel.

An embodiment of the present invention provides a triangle warning rack, including: a processor adapted to implement each instruction; and a memory adapted to store a plurality of instructions, the instructions adapted to be executed by the processor: detecting the triangle Whether an object appears in front of the warning frame; if an object appears in front of the triangular warning frame, calculate the distance between the object and the triangular warning frame; determine whether the calculated distance is less than a safe distance; and if the calculated distance Less than the safety distance, the triangle warning frame is controlled to output a first control signal to control a warning device to output the first warning information.

An embodiment of the present invention provides a triangle warning frame collision warning method, including the following steps: detecting whether an object appears in front of the triangle warning frame; if an object appears in front of the triangle warning frame, calculating the object and the triangle Distance between warning frames; judging whether the calculated distance is less than the safe distance; and if the calculated distance is less than the safe distance, controlling the triangular warning frame to output a first control signal to control a warning device to output the first Warning information.

Compared with the known technology, the above triangle warning frame and its collision warning method can realize that when the distance between the vehicle coming behind and the triangle warning frame is lower than the safe distance, the person in front is notified in time to avoid danger and avoid secondary occurrence. accident.

Please refer to FIGS. 1-3. In an embodiment, a triangular warning frame 100 includes a warning plate 1, a base 2 and a control system 3. The triangle warning frame 100 can be used when the car 200 fails and is placed at a predetermined distance D1 (for example, 50-100 meters, 150 meters) behind the car 200. The warning device 300 is used to output warning information when the distance between the vehicle coming behind and the triangle warning frame 100 is less than the safety distance or when the vehicle coming behind hits the triangle warning frame 100. The warning information may include warning signals in the form of sound, light, vibration, and the like.

In one embodiment, the warning device 300 may include a first warning unit provided in the triangle warning frame 100, a second warning unit provided in the car 200, or a portable device such as a driver's mobile phone, tablet computer, or the like. The triangle warning frame 100 does not have an autonomous movement function. When the car 200 fails, the user places the triangle warning frame 100 behind the preset distance D1 from the car 200 to remind the rear vehicles to pay attention to avoid. For example, the triangle warning frame 100 is placed at a distance of 150 meters from the oncoming direction of the vehicle.

The control system 3 runs in the triangle warning frame 100. The control system 3 includes a memory 31 and a processor 32. The memory 31 stores one or more modules, and the one or more modules can be executed by the processor 32 to complete the functions provided by the present invention. The memory 31 can be used for storing various data of the warning triangle 100, such as storing program instructions of the control system 3.

In one embodiment, one or more modules include a detection module 10, a calculation module 20, a determination module 30, and a control module 40. The module referred to in the present invention may be an instruction set for performing a specific function.

The detection module 10 is used to detect whether an object appears in front of the triangle warning frame 100.

In one embodiment, the triangle warning frame 100 further includes a detection device 4. The detection device may be an infrared detection module, an ultrasonic detection module, or an image detection module. The detection module 10 can determine whether an object appears in front of the triangle warning frame 100 by receiving detection information from the detection device 4.

The calculation module 20 is used for calculating the distance between the object and the triangle warning frame 100 when the detection module 10 determines that an object appears in front of the triangle warning frame 100.

The determination module 30 is configured to determine whether the distance calculated by the calculation module 20 is less than a safe distance.

In one embodiment, the safety distance can be set according to different scenarios. For example, the car 200 is parked on a highway emergency lane due to a failure, the safety distance may be set to 20 meters; the car 200 is parked on a provincial road due to a failure, and the safety distance may be set to 10 meters .

The control module 40 is used to control the warning triangle 100 to output a first control signal when the calculated distance is less than the safety distance, so as to control the warning device 300 to output the first warning information. The first warning information may be a sound warning.

In one embodiment, the detection module 10 is further configured to detect whether a collision occurs with the warning triangle 100. If the triangle warning frame 100 collides, the control module 40 controls the triangle warning frame 100 to output a second control signal to control the warning device 300 to output the second warning information. The triangle warning frame 100 may be provided with a G-sensor sensor module (not shown), and the detection module 10 may implement detection by communicating with the G-sensor sensor module. Whether the triangle warning frame 100 is impacted. The second warning information may be a sound warning (but a sound warning with a greater decibel than the first warning information) and a light warning.

In one embodiment, if the object appearing in front of the triangular warning frame 100 is not a vehicle, but a person or other objects, the warning device 300 may not issue warning information at this time. The detection device 4 may further include a camera module. The detection module 10 is further configured to obtain image information of an object when an object appears in front of the triangular warning frame 100. The determination module 30 is further configured to determine whether the object is a vehicle according to the image information of the object. If the judging module 30 judges that the object is a vehicle, the calculation module 20 calculates the distance between the vehicle and the warning triangle 100 to monitor the vehicle and the warning triangle in real time. Whether the distance between 100 is less than the safety distance. If the determination module 30 determines that the object is not a vehicle, the calculation module 20 does not need to calculate the distance between the object and the triangle warning frame 100, and even if the object and the triangle warning frame The distance between 100 is less than the safety distance, and the warning device 300 does not issue warning information.

For example, the warning device 300 includes a first warning unit provided in the triangle warning frame 100 and a second warning unit provided in the automobile 200. When the detection module 10 detects an object in front of the triangle warning frame 100 and determines that the object is a vehicle, the calculation module 20 calculates the distance between the vehicle and the triangle warning frame 100; The judgment module 30 judges whether the distance calculated by the calculation module 20 is less than the safety distance. If the distance calculated by the calculation module 20 is less than the safety distance, the first warning unit and the setting of the warning frame 100 are set. The second warning unit in the car 200 outputs the first warning information to remind people around the car 200 and the driver of the vehicle; when the detection module 10 detects the triangle warning frame 100 and the When the vehicle collided, it showed that the vehicle coming behind didn't find the triangle warning frame 100 or decelerate in time. At this time, the first warning unit provided in the triangle warning frame 100 and the second warning unit provided in the car 200 output second. The warning information further reminds the people around the car 200 to evacuate or send the driver of the vehicle that collided with the triangle warning frame 100.

Please refer to FIG. 4, the triangle warning frame 100 is a warning frame with an autonomous moving function. Compared with FIG. 2, the triangle warning frame 100 further includes at least two wheels 5 and a motor 6 installed under the base 2. The control system 3 can control the motor 6 to drive the wheels 5 so as to drive the warning triangle 100 to move. The triangle warning frame 100 can autonomously walk behind the planned distance D1 (for example, 150 meters) from the car 200 when the car 200 fails.

FIG. 5 is a flowchart of a triangle warning frame collision warning method according to an embodiment of the present invention. This method can be used in the triangle warning frame 100 shown in FIGS. 1-2 and 4.

In step S500, the detection module 10 detects whether an object appears in front of the triangle warning frame 100.

In step S502, if an object appears in front of the triangle warning frame 100, the calculation module 20 calculates a distance between the object and the triangle warning frame 100.

In step S504, the determination module 30 determines whether the calculated distance is less than a safe distance.

In step S506, if the calculated distance is less than the safety distance, the control module 40 controls the triangle warning frame 100 to output a first control signal to control a warning device 300 to output the first warning information.

The above triangle warning frame and its collision early warning method can realize that when the distance between the vehicle coming behind and the triangle warning frame is lower than the safe distance or an impact occurs, the people in front are notified in time to avoid danger and avoid secondary accidents.

In summary, the present invention complies with the elements of an invention patent, and a patent application is filed in accordance with the law. However, the above are only the preferred embodiments of the present invention, and the scope of the present invention is not limited to the above embodiments. For example, those who are familiar with the technology of this case make equivalent modifications or changes based on the spirit of the present invention. It should be covered by the following patent applications.

1‧‧‧Warning Sign

2‧‧‧ base

3‧‧‧Control System

4‧‧‧ Detection Equipment

5‧‧‧ Wheel

6‧‧‧ Motor

10‧‧‧ Detection Module

20‧‧‧ Computing Module

30‧‧‧ Judgment Module

40‧‧‧control module

31‧‧‧Memory

32‧‧‧ processor

100‧‧‧Triangle Warning Stand

200‧‧‧car

300‧‧‧Warning equipment

D1‧‧‧ Preset distance

FIG. 1 is an application scene diagram of a triangle warning frame according to an embodiment of the present invention.

FIG. 2 is a schematic structural diagram of a triangle warning frame according to an embodiment of the present invention.

FIG. 3 is a functional module diagram of a control system according to an embodiment of the present invention.

FIG. 4 is a schematic structural diagram of a triangle warning frame according to another embodiment of the present invention.

FIG. 5 is a flowchart of steps of a triangle warning frame collision warning method according to an embodiment of the present invention.

Claims (6)

A triangle warning frame collision warning method includes the following steps: controlling the triangle warning frame to move to a preset distance behind a target vehicle; detecting whether an object appears in front of the triangle warning frame; if the triangle warning frame If an object appears in front of it, calculate the distance between the object and the triangle warning frame; determine whether the calculated distance is less than the safety distance; if the calculated distance is less than the safety distance, control the triangle warning frame to output a first A control signal to control a warning device to output the first warning information; detect whether the triangle warning frame collides; and if the triangle warning frame collides, control the triangle warning frame to output a second control signal to And controlling the warning device to output second warning information. According to the triangle warning frame collision warning method described in item 1 of the scope of patent application, after the step of detecting whether an object appears in front of the triangle warning frame, the method further includes: if an object appears in front of the triangle warning frame, obtaining Image information of the object; determining whether the object is a vehicle according to the image information of the object; and if it is determined that the object is a vehicle, calculating a distance between the object and the triangle warning frame. According to the triangle warning frame collision warning method according to item 2 of the scope of patent application, after the step of determining whether the object is a vehicle based on the image information of the object, the method further includes: if it is determined that the object is not a vehicle, Pause the calculation of the distance between the object and the warning triangle. A triangle warning frame includes: a processor adapted to implement each instruction; and a memory adapted to store a plurality of instructions, the instructions are adapted to be executed by the processor: controlling the triangle warning frame to move to a distance from a target A preset distance behind the vehicle; detecting whether an object appears in front of the triangle warning frame; if an object appears in front of the triangle warning frame, calculating the distance between the object and the triangle warning frame; judging by calculation Whether the distance is less than the safety distance; if the calculated distance is less than the safety distance, controlling the triangle warning frame to output a first control signal to control a warning device to output the first warning information; detecting whether the triangle warning frame is An impact occurs; and if the triangle warning frame collides, controlling the triangle warning frame to output a second control signal to control the warning device to output second warning information. The triangular warning frame according to item 4 of the patent application scope, wherein after the instruction of detecting whether an object appears in front of the triangular warning frame, the method further includes: if an object appears in front of the triangular warning frame, obtaining the object Image information of the object; determining whether the object is a vehicle according to the image information of the object; and calculating the distance between the object and the triangle warning frame if the object is determined to be a vehicle. The triangular warning frame according to item 5 of the scope of patent application, wherein the instruction for determining whether the object is a vehicle based on the image information of the object further includes: if it is determined that the object is not a vehicle, suspending the calculation of the The distance between the object and the triangle warning frame.