CN214607299U - Intelligent automatic collision avoidance system for automobile - Google Patents
Intelligent automatic collision avoidance system for automobile Download PDFInfo
- Publication number
- CN214607299U CN214607299U CN202120216182.1U CN202120216182U CN214607299U CN 214607299 U CN214607299 U CN 214607299U CN 202120216182 U CN202120216182 U CN 202120216182U CN 214607299 U CN214607299 U CN 214607299U
- Authority
- CN
- China
- Prior art keywords
- control unit
- radar sensor
- vehicle
- ecu
- brake pedal
- 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.)
- Active
Links
Images
Landscapes
- Traffic Control Systems (AREA)
Abstract
The utility model relates to an intelligent automatic collision avoidance system for automobiles, which comprises an ECU control unit, an automobile door body, an automobile body, a millimeter wave radar sensor, an ultrasonic radar sensor and a voice alarm unit; millimeter wave radar sensor and ECU the control unit electric connection, millimeter wave radar sensor is used for catching the vehicle position information of surrounding visual field, ultrasonic radar sensor and ECU the control unit electric connection, pronunciation alarm unit includes speaker and speaker control motor, speaker control motor and ECU the control unit electric connection, speaker control motor and speaker electric connection, the receiver on the speaker control motor can receive the instruction of whistling that ECU the control unit sent, the speaker is used for sending out the whistling sound, remind vehicle around to notice dodging. The utility model discloses a setting of millimeter wave radar sensor, ultrasonic radar sensor and voice alarm unit can send voice alarm according to the road conditions condition of difference and remind the car on every side to in time dodge.
Description
Technical Field
The utility model relates to an intelligent automobile technical field especially relates to an automatic collision avoidance system of car intelligence.
Background
Most of automobiles in the prior art have potential safety hazards during running: namely, the following potential safety hazards exist when the front automobile runs on the road: during doubling running, rubbing may occur between the two cars; when a crossroad meets a vehicle, collision can occur between a straight-going vehicle and a left-turning vehicle, and between a right-turning vehicle and a left-side road straight-going vehicle; because of the blind area, the automobile possibly collides with the original vehicles in the main road when entering the main road and collides with the original vehicles in the auxiliary road when exiting the main road. Therefore, how to provide an automatic collision avoidance system for an automobile which can intelligently avoid collision with surrounding vehicles during driving is a technical problem which needs to be solved by the technical personnel in the field at present. In view of the above problems, the designer is based on the practical experience and professional knowledge that are abundant for many years in engineering application of such products, and is matched with the application of scholars to actively carry out research and innovation, so as to create an intelligent automatic collision avoidance system for automobiles, and the system is more practical.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: provides an automobile automatic collision avoidance system for intelligently avoiding collision of peripheral vehicles in the running process.
In order to achieve the above purpose, the utility model adopts the technical scheme that: an intelligent automatic collision avoidance system for an automobile comprises an ECU control unit, an automobile door body, an automobile body, a millimeter wave radar sensor, an ultrasonic radar sensor and a voice alarm unit;
the millimeter wave radar sensor is electrically connected with the ECU control unit and is used for capturing the position information of the vehicles in the surrounding view field,
the ultrasonic radar sensor is electrically connected with the ECU control unit and is used for detecting the distance information of the vehicles running in parallel,
the voice alarm unit comprises a loudspeaker and a loudspeaker control motor, the loudspeaker control motor is electrically connected with the ECU control unit, the loudspeaker control motor is electrically connected with the loudspeaker, a receiver on the loudspeaker control motor can receive a whistle instruction sent by the ECU control unit, the loudspeaker is used for sending out whistle to remind surrounding vehicles of avoiding,
the ECU control unit is used for judging whether to send out whistle information.
Further, the millimeter wave radar sensors are arranged to be four, the millimeter wave radar sensors are respectively arranged on the left vehicle head, the right vehicle head, the left vehicle tail and the right vehicle tail of the vehicle body, the position information of other vehicles in four directions can be detected through the arrangement of the millimeter wave radar sensors, and the position information of the other vehicles is conveyed to the ECU control unit.
Furthermore, the number of the ultrasonic radar sensors is four, each car door body is provided with one ultrasonic radar sensor, and the two ultrasonic radar sensors on the car door body at the same side are horizontally arranged.
Further, still include steering wheel the control unit, steering wheel the control unit includes steering wheel and steering wheel control motor, steering wheel control motor with ECU the control unit electric connection, steering wheel control motor control the steering wheel rotates, ultrasonic radar sensor with steering wheel the control unit electric connection.
Further, still include brake pedal control unit, brake pedal control unit includes brake pedal control motor and brake pedal, brake pedal control motor with ECU the control unit electric connection, brake pedal control motor with brake pedal connects, millimeter wave radar sensor with brake pedal the control unit electric connection.
Further, when the distance value between the vehicle running in parallel and the vehicle is smaller than a first threshold value, the ECU control unit controls the voice alarm unit and the steering wheel control unit to operate.
Further, when the distance between the intersected vehicle and the vehicle is smaller than a second threshold value when the vehicle turns at the intersection, the ECU control unit controls the voice alarm unit and the brake pedal control unit to operate.
Further, when the distance between the vehicle switched between the main lane and the auxiliary lane and the vehicle is smaller than a third threshold value, the ECU control unit controls the voice alarm unit and the brake pedal control unit to operate.
The utility model has the advantages that:
the utility model discloses a setting up millimeter wave radar sensor can be to the positional information who confirms other vehicles to confirm the field of view vehicle information around when crossing, through ultrasonic radar sensor's setting can detect parallel vehicle and the interval of this car, thereby confirms field of view vehicle information around when parallel, sends voice alarm according to the road conditions condition of difference and reminds the car on every side in time to dodge.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is the embodiment of the present invention, which illustrates an intelligent automatic collision avoidance system for an automobile.
Fig. 2 is the embodiment of the utility model provides an installation schematic diagram of millimeter wave radar sensor and ultrasonic radar sensor.
Fig. 3 is a schematic diagram of the present invention for the middle doubling running.
Fig. 4 is a schematic diagram of the left turn of the vehicle at the crossing of the present invention.
Fig. 5 is a schematic diagram of the present invention showing a right turn at a crossing.
Fig. 6 is a schematic view of the present invention showing a vehicle entering a secondary lane from a primary lane.
Fig. 7 is a schematic view of the present invention in which the vehicle enters the main lane from the sub-lane.
Fig. 8 is a circuit diagram of the forward and reverse rotation control of the steering wheel control motor in the embodiment of the present invention.
Reference numerals: ECU control unit 100, door body 501, vehicle body 502, millimeter wave radar sensor 600, ultrasonic radar sensor 700, voice alarm unit 200, speaker 202, speaker control motor 201, steering wheel control unit 300, steering wheel 302, steering wheel control motor 301, brake pedal control unit 400, brake pedal control motor 401, and brake pedal 402.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are the directions or positional relationships indicated on the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element indicated must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. This embodiment is written in a progressive manner.
The intelligent automatic collision avoidance system for the automobile shown in fig. 1-7 comprises an ECU control unit 100, a door body 501, an automobile body 502, a millimeter wave radar sensor 600, an ultrasonic radar sensor 700 and a voice alarm unit 200;
the millimeter wave radar sensor 600 is electrically connected to the ECU control unit 100, the millimeter wave radar sensor 600 is used for capturing the vehicle position information in the surrounding field of view,
the ultrasonic radar sensor 700 is electrically connected to the ECU control unit 100, the ultrasonic radar sensor 700 is configured to detect distance information of vehicles running in parallel,
the voice alarm unit 200 comprises a speaker 202 and a speaker control motor 201, the speaker control motor 201 is electrically connected with the ECU control unit 100, the speaker control motor 201 is electrically connected with the speaker 202, a receiver on the speaker control motor 201 can receive a whistle instruction sent by the ECU control unit 100, the speaker 202 is used for sending out whistle to remind surrounding vehicles of avoiding,
the ECU control unit 100 is configured to determine whether to issue whistle information.
The utility model discloses a setting up millimeter wave radar sensor 600 can be to the positional information who confirms other vehicles to confirm the field of view vehicle information on every side when crossing, through ultrasonic radar sensor 700's setting can detect the interval of parallel vehicle and this car, thereby confirms field of view vehicle information on every side when parallel, sends voice alarm according to the road conditions condition of difference and reminds the car on every side in time to dodge.
Preferably, four millimeter wave radar sensors 600 are provided, and the millimeter wave radar sensors 600 are respectively provided at the left head, the right head, the left tail and the right tail of the vehicle body 502. Can detect the positional information of other vehicles in four directions through setting up of millimeter wave radar sensor 600 to carry the positional information of other vehicles to ECU the ECU the control unit 100, still include brake pedal the control unit 400, brake pedal the control unit 400 includes brake pedal control motor 401 and brake pedal 402, brake pedal control motor 401 with ECU the control unit 100 electric connection, brake pedal control motor 401 with brake pedal 402 is connected, millimeter wave radar sensor 600 with brake pedal the control unit 400 electric connection.
As a preferable example of the above embodiment, the number of the ultrasonic radar sensors 700 is four, one ultrasonic radar sensor 700 is disposed on each door body 501, and two ultrasonic radar sensors 700 on two door bodies 501 on the same side are horizontally disposed. Still include steering wheel 302 the control unit 300, steering wheel the control unit 300 includes steering wheel 302 and steering wheel control motor 301, steering wheel control motor 301 with ECU the control unit 100 electric connection, steering wheel control motor 301 control steering wheel 302 rotates, ultrasonic radar sensor 700 with steering wheel the control unit 300 electric connection. When the distance value between the vehicle running in parallel and the vehicle is smaller than a first threshold value, the ECU control unit 100 controls the voice alarm unit 200 and the steering wheel control unit 300 to operate.
In this embodiment, when the ultrasonic radar sensor 700 of the vehicle or the distance value between the vehicle in the left lane and the vehicle is detected to be smaller than the first threshold, a danger signal is sent to the vehicle ECU control unit 100, the vehicle ECU control unit 100 sends a "danger signal for scratching the left vehicle" to the voice alarm unit 200, the voice alarm unit 200 sends a "danger for scratching the left vehicle" voice to warn the driver, if the driver does not hit the steering wheel 302 to the right within 1 second, the vehicle ECU control unit 100 sends an "urgent right steering" command to the receiver of the steering wheel control motor 301, the steering wheel control motor 301 controls the steering wheel 302 to turn right for a certain angle, meanwhile, the vehicle ECU control unit 100 sends a whistle command to the receiver of the speaker control motor 201, the speaker control motor 201 controls the speaker 202 to sound a whistle to warn the vehicle in the adjacent lane to pay attention to safety, thereby avoiding the occurrence of rubbing and impacting accidents.
As a preferable mode of the above embodiment, the ECU controlling unit 100 controls the voice warning unit 200 and the pedal brake controlling unit 400 to operate when the distance between the joining vehicle and the host vehicle is less than the second threshold value when turning at the intersection.
In this embodiment, when the intersection is meeting, the vehicle turns left, at this time, the front-right radar sensor detects a distance value from the vehicle to an original straight-ahead vehicle in an opposite lane, if the distance value is smaller than a second threshold value, a danger signal is sent to the vehicle ECU control unit 100, the vehicle ECU control unit 100 sends a "danger of collision" signal to the voice alarm unit 200, the voice alarm unit 200 sends a "danger of collision" voice to warn the driver, if the driver does not step on the brake pedal 402 within 1 second, at this time, the vehicle ECU control unit 100 sends an "emergency braking" instruction to a receiver of the brake pedal control motor 401, and the brake pedal control motor 401 controls the brake pedal 402 to be pressed down to brake the vehicle emergently, thereby avoiding scratch and collision accidents. If the distance value is greater than or equal to the second threshold value, the automobile can turn left, meanwhile, the automobile ECU control unit 100 sends a whistle instruction to the receiver of the speaker control motor 201, and the speaker control motor 201 controls the speaker 202 to whistle, so as to remind the original vehicles in the lane of safety.
In the second embodiment, when the intersection meets the vehicle, the vehicle turns right, at this time, the front left radar sensor detects the distance value from the vehicle to the original straight vehicle in the vertical lane, if the distance value is smaller than the second threshold, a danger signal is sent to the vehicle ECU control unit 100, the vehicle ECU control unit 100 sends a "danger signal with collision" to the voice alarm unit 200, the voice alarm unit 200 sends a "danger with collision" voice to warn the driver, if the driver does not depress the brake pedal 402 within 1 second, the vehicle ECU control unit 100 sends an "emergency braking" instruction to the receiver of the brake pedal control motor 401, the brake pedal control motor 401 controls the brake pedal 402 to depress, and the vehicle brakes emergently, thereby preventing accidents from happening. If the distance value is greater than or equal to the second threshold value, the automobile can turn right at the moment, meanwhile, the automobile ECU control unit 100 sends a whistle instruction to the receiver of the loudspeaker control motor 201, and the loudspeaker control motor 201 controls the loudspeaker 202 to whistle to remind the original vehicles in the lane of safety.
As a preferable mode of the above embodiment, the ECU control unit 100 controls the voice alarm unit 200 and the pedal brake control unit 400 to operate when the distance between the vehicle switched between the main lane and the auxiliary lane and the host vehicle is less than a third threshold value.
In a third embodiment, an automobile drives into a main road from a secondary road, a distance value between an original vehicle in the main road and the automobile is detected by the millimeter wave radar sensor 600 at the left rear of the automobile, when the distance value between the original vehicle in the main road and the automobile is smaller than a third threshold value, a danger signal is sent to the automobile ECU control unit 100, the automobile ECU control unit 100 sends a "danger of collision" signal to the voice alarm unit 200, the voice alarm unit 200 sends a "danger of collision" voice to warn a driver, if the driver does not press the brake pedal 402 within 1 second, the automobile ECU control unit 100 sends an "emergency braking" instruction to a receiver of the brake pedal control motor 401, and the brake pedal control motor 401 controls the brake pedal 402 to press down, so that emergency braking of the automobile is realized, and accordingly, scratch and collision accidents are avoided. If the distance value is greater than or equal to the third threshold value, the automobile can drive into the main lane at the moment, meanwhile, the automobile ECU control unit 100 sends a whistle instruction to the receiver of the speaker control motor 201, and the speaker control motor 201 controls the speaker 202 to whistle, so as to remind the original vehicles in the lane of safety.
In the fourth embodiment, when an automobile drives into a secondary road from a main road, the millimeter wave radar sensor 600 behind the right of the automobile detects a distance value between an original vehicle in the secondary road and the automobile, when the distance value between the original vehicle in the secondary road and the automobile is smaller than a third threshold value, a danger signal is sent to the automobile ECU control unit 100, the automobile ECU control unit 100 sends a "danger of collision" signal to the voice alarm unit 200, the voice alarm unit 200 sends a "danger of collision" voice to warn a driver, if the driver does not press the brake pedal 402 within 1 second, the automobile ECU control unit 100 sends an "emergency braking" instruction to a receiver of the brake pedal control motor 401, and the brake pedal control motor 401 controls the brake pedal 402 to press down to emergently brake the automobile, so that scratches and collision accidents are avoided. If the distance value is greater than or equal to the third threshold value, the automobile can drive into the auxiliary lane, meanwhile, the automobile ECU control unit 100 sends a whistle instruction to the receiver of the speaker control motor 201, and the speaker control motor 201 controls the speaker 202 to whistle, so as to remind the original vehicles in the lane of safety.
The steering wheel control motor 301 needs to control the automatic left-hand steering direction and the automatic right-hand steering direction of the steering wheel 302 through forward and reverse rotation. As shown in fig. 8, a circuit diagram for controlling forward and reverse rotation of the steering wheel control motor 301. In the figure, a1 and a2 are trigger signal terminals, and direct current signals obtained from an electronic controller are input to a1 and a2 terminals to trigger the motor to generate forward and reverse rotation. When an input signal is obtained at the end a1, the crystals T2 and T3 are conducted, and the motor has positive current to pass through and rotates forwards; when an input signal is obtained at the end a2, the transistors T1 and T4 are turned on, and the motor is reversely rotated by passing a reverse current.
It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides an automatic collision avoidance system of car intelligence which characterized in that: the vehicle door control system comprises an ECU control unit (100), a vehicle door body (501), a vehicle body (502), a millimeter wave radar sensor (600), an ultrasonic radar sensor (700) and a voice alarm unit (200);
the millimeter wave radar sensor (600) is electrically connected with the ECU control unit (100), the millimeter wave radar sensor (600) is used for capturing the position information of the vehicle in the surrounding field of view,
the ultrasonic radar sensor (700) is electrically connected with the ECU control unit (100), the ultrasonic radar sensor (700) is used for detecting the distance information of the vehicles running in parallel,
the voice alarm unit (200) comprises a loudspeaker (202) and a loudspeaker control motor (201), the loudspeaker control motor (201) is electrically connected with the ECU control unit (100), the loudspeaker control motor (201) is electrically connected with the loudspeaker (202), a receiver on the loudspeaker control motor (201) can receive a whistle instruction sent by the ECU control unit (100), the loudspeaker (202) is used for sending out whistle to remind surrounding vehicles of avoiding,
the ECU control unit (100) is used for judging whether to send out whistle information.
2. The intelligent automatic collision avoidance system for the automobile according to claim 1, characterized in that: millimeter wave radar sensor (600) set up to four, millimeter wave radar sensor (600) set up respectively the left locomotive, right locomotive, left rear of a vehicle and the right rear of a vehicle of automobile body (502) can detect the positional information of other vehicles in four directions through the setting of millimeter wave radar sensor (600) to carry the positional information of other vehicles to ECU the control unit (100).
3. The intelligent automatic collision avoidance system for the automobile according to claim 1, characterized in that: the number of the ultrasonic radar sensors (700) is four, each car door body (501) is provided with one ultrasonic radar sensor (700), and the two ultrasonic radar sensors (700) on the car door body (501) on the same side are horizontally arranged.
4. The intelligent automatic collision avoidance system for the automobile according to claim 3, characterized in that: still include steering wheel the control unit (300), steering wheel the control unit (300) includes steering wheel (302) and steering wheel control motor (301), steering wheel control motor (301) with ECU the control unit (100) electric connection, steering wheel control motor (301) control steering wheel (302) rotate, ultrasonic radar sensor (700) with steering wheel the control unit (300) electric connection.
5. The intelligent automatic collision avoidance system for the automobile according to claim 2, characterized in that: still include brake pedal control unit (400), brake pedal control unit (400) include brake pedal control motor (401) and brake pedal (402), brake pedal control motor (401) with ECU the control unit (100) electric connection, brake pedal control motor (401) with brake pedal (402) are connected, millimeter wave radar sensor (600) with brake pedal the control unit (400) electric connection.
6. The intelligent automatic collision avoidance system for the automobile according to claim 4, wherein: when the distance value between the vehicle running in the parallel line and the vehicle is smaller than a first threshold value, the ECU control unit (100) controls the voice alarm unit (200) and the steering wheel control unit (300) to operate.
7. The intelligent automatic collision avoidance system for the automobile according to claim 5, characterized in that: when the distance between the intersected vehicle and the vehicle is smaller than a second threshold value when the intersection turns, the ECU control unit (100) controls the voice alarm unit (200) and the brake pedal control unit (400) to operate.
8. The intelligent automatic collision avoidance system for the automobile according to claim 5, characterized in that: when the distance between the vehicle switched between the main road and the auxiliary road and the vehicle is smaller than a third threshold value, the ECU control unit (100) controls the voice alarm unit (200) and the brake pedal control unit (400) to operate.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110089054 | 2021-01-22 | ||
| CN202110089054X | 2021-01-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214607299U true CN214607299U (en) | 2021-11-05 |
Family
ID=78438708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120216182.1U Active CN214607299U (en) | 2021-01-22 | 2021-01-26 | Intelligent automatic collision avoidance system for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214607299U (en) |
-
2021
- 2021-01-26 CN CN202120216182.1U patent/CN214607299U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7609149B2 (en) | Reverse radar with vehicle approaching alarm | |
| CN202669631U (en) | Warning device for lane-changing and turning of automobile | |
| CN109606360B (en) | Vehicle control method and system | |
| EP2484566A1 (en) | Brake assist system | |
| CN108638967B (en) | Early warning method of automobile early warning system based on millimeter wave radar | |
| CN108032809B (en) | Reverse side auxiliary system and data fusion and control method thereof | |
| CN210062816U (en) | Poor anticollision early warning system in vehicle | |
| CN103264660A (en) | Vehicle safety pre-warning system | |
| KR102228393B1 (en) | Rear collision warning control method and apparatus | |
| CN214607299U (en) | Intelligent automatic collision avoidance system for automobile | |
| CN107804263B (en) | Incoming vehicle reminding method, vehicle body controller and vehicle | |
| CN109733471A (en) | A kind of intelligent steering system | |
| JP2940345B2 (en) | Vehicle approach detection alarm | |
| CN209492449U (en) | Dump truck blind area monitoring and warning assists autobrake system and dump truck | |
| CN210760453U (en) | Active lane-changing auxiliary steering lamp system | |
| CN112440865A (en) | Intelligent vehicle lane changing auxiliary system and control method thereof | |
| CN218351018U (en) | Traffic safety auxiliary system | |
| CN112660028A (en) | System and method for monitoring BSD blind area of hydrogen energy automobile | |
| CN213920837U (en) | Intelligent vehicle auxiliary system that trades way | |
| CN210363581U (en) | Automobile steering auxiliary early warning system for pedestrians | |
| TW201442899A (en) | Door-opening alarm system | |
| CN213138741U (en) | Heavy truck steering auxiliary early warning system | |
| CN212828328U (en) | Vehicle pre-judging system | |
| CN219312620U (en) | Intelligent safe and comfortable driving system for automobile | |
| CN212950373U (en) | Car blind area early warning device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |