CN210591609U - Intelligent automobile triangle warning board - Google Patents
Intelligent automobile triangle warning board Download PDFInfo
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- CN210591609U CN210591609U CN201921416888.1U CN201921416888U CN210591609U CN 210591609 U CN210591609 U CN 210591609U CN 201921416888 U CN201921416888 U CN 201921416888U CN 210591609 U CN210591609 U CN 210591609U
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Abstract
The utility model discloses an intelligent car triangle warning tablet, main content is: the intelligent early warning device comprises an information acquisition unit, a signal conditioning module, a data processing unit, an early warning signal unit and a power supply unit, wherein the information acquisition unit is connected with the signal conditioning module, the signal conditioning module is connected with the data processing unit, the data processing unit is connected with the early warning signal unit, the power supply unit is respectively connected with the information acquisition unit, the data processing unit and the early warning signal unit, the information acquisition unit comprises an on-vehicle millimeter wave radar, a Hall speed sensor and an acceleration sensor, and the early warning signal unit comprises an ultra-high brightness LED lamp bead and a laser transmitter. The utility model discloses the triangle warning tablet of the former vehicle configuration of fungible places in the trunk of vehicle. The vehicle is connected with a power supply inside the vehicle for charging at ordinary times, and when the vehicle stops on a driving road, the vehicle is placed in a corresponding range of the rear part of the vehicle, and the vehicle can work by turning on a power switch.
Description
Technical Field
The utility model relates to an automotive supplies technical field, specifically speaking, in particular to intelligent car triangle warning tablet.
Background
The rear-end collision is various accidents on roads in China at present, particularly more accidents in highway traffic accidents, and accounts for more than one third of the total number of the accidents. The main causes of rear-end collisions are: (1) the driver is not concentrated, so that carelessness is large or measures are improper; (2) fatigue driving, which is to drive on a highway at high speed for a long time, and the road landscape is single, so that a driver is easy to fatigue, and the judgment capability and the operation accuracy of the driver are reduced; (3) abnormal weather (e.g., rain, snow, fog), low visibility. The driving safety distance under these conditions can not be guaranteed, and the braking effect is difficult to guarantee, thereby causing the occurrence of accidents. In order to avoid and reduce rear-end collision accidents, a triangular warning board is carried on the automobile, the triangular warning board is a passive reflector made of plastic reflective materials, and when a driver encounters sudden failure, parking and maintenance or an accident on the road, the reflective function of the triangular warning board can remind other vehicles to avoid the accident so as to avoid secondary accidents.
Triangular warning boards are generally carried on vehicles at present. However, these warning signs only have a light reflecting function, and under the conditions that the rear vehicle is not turned on and the light conditions are not good, the collision of the vehicle with the rear vehicle cannot be effectively avoided, so that a plurality of secondary accidents caused by mistaken use of the triangular warning signs or neglect of the triangular warning signs occur every year, and the major losses of lives and properties of people are brought.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that not enough among the above-mentioned prior art is directed against, disclose an intelligent car triangle warning tablet, it overcomes prior art and only has reflection of light function, under the condition that rear vehicle does not drive car light and light condition is not good, can not effectively avoid the problem that the front truck was collided by the back truck.
The utility model provides a technical scheme that its technical problem adopted is: an intelligent automobile triangular warning board comprises an information acquisition unit, a signal conditioning module, a data processing unit, an early warning signal unit and a power supply unit, wherein the information acquisition unit is connected with the signal conditioning module, the signal conditioning module is connected with the data processing unit, the data processing unit is connected with the early warning signal unit, the power supply unit is respectively connected with the information acquisition unit, the data processing unit and the early warning signal unit, the information acquisition unit is composed of an automobile-mounted millimeter wave radar, a Hall speed sensor and an acceleration sensor, and the early warning signal unit is composed of an ultra-bright LED lamp bead and a laser transmitter.
As a preferred embodiment of the utility model, the data processing unit adopts the STM32F405 chip of ARM framework.
As a preferred embodiment of the present invention, the on-vehicle millimeter wave radar in the information collection unit adopts the skatemoku type II millimeter wave radar produced by the thunderbolt company.
As a preferred embodiment of the present invention, the hall speed sensor in the information collecting unit is an english-flying-ice TLE49 series hall sensor.
As a preferred embodiment of the present invention, the acceleration sensor in the information collecting unit adopts a BOSCH _ BMA222 accelerometer.
As a preferred embodiment of the present invention, the power supply unit adopts a high-stability and high-efficiency power supply chip TPS5430 manufactured by TI company.
As a preferred embodiment of the present invention, the signal conditioning module is composed of an operational amplifier LMV774, a comparator LM339, a resistor R, a capacitor C, and a capacitor C, wherein the upper end of the resistor R and the upper end of the capacitor C are connected to the left end of the capacitor R, the right end of the capacitor C and the upper end of the resistor R are connected to the left end of the resistor R, the right end of the capacitor R is connected to the pin 12 of the operational amplifier LMV774, the upper end of the capacitor C, the lower end of the resistor R, the upper end of a resistor R18, a pin 3 of an operational amplifier LMV774MT, a pin 5 of the operational amplifier LMV774MT and a pin 10 of the operational amplifier LMV774MT are all connected with the lower end of a resistor R15, the left end of a capacitor C1, the left end of a resistor R5 and the upper end of a resistor R5 are all connected with a pin 13 of the operational amplifier LMV774 5, the lower end of the resistor R5 is connected with the upper end of a capacitor C5, the right end of the resistor R5 and the left end of the capacitor C5 are all connected with a pin 14 of the operational amplifier LMV774 5, the right end of the capacitor C5 and the left end of the resistor R5 are all connected with the left end of the resistor R5, the right end of the capacitor C5 and the left end of the capacitor R5 are all connected with the upper end of the resistor R5, the lower end of the capacitor C5 is connected with the upper end of the capacitor C5, the right end of the capacitor C5, the resistor R5, the right end of the capacitor C5 is connected with the left end of the operational amplifier LMV774 and the left end of the capacitor LMV 5, the amplifier LMV 5, the right end of the resistor R11, the right end of the resistor R3, the left end of the resistor R4 and the left end of the capacitor C3 are all connected with a pin 6 of an operational amplifier LMV774MT, the right end of the resistor R4, the right end of the capacitor C3 and the left end of the capacitor C8 are all connected with a pin 7 of an operational amplifier LMV774MT, the right end of the capacitor C8 is connected with the left end of the resistor R13, the right end of the resistor R13 and the left end of the resistor R7 are both connected with a pin 9 of an operational amplifier LMV774MT, the right end of the resistor R7 is connected with the left end of the resistor R8, the right end of the resistor R8, the pin 5 of the comparator LM339PW and the pin 6 of the comparator LM339PW are all connected with the pin 8 of the operational amplifier LMV774MT, the lower end of the resistor R1, the upper end of the capacitor C4 and the upper end of the resistor R12 are connected with a pin 7 of a comparator LM339PW, the pin 1 of the comparator LM339PW and the pin 2 of the comparator LM339PW are both connected with the lower end of the resistor R2, the lower end of the resistor R18, the upper end of the resistor R19 and the upper end of the capacitor C15 are connected with a pin 4 of a comparator LM339 PW.
The utility model consists of an information acquisition unit, a signal conditioning module, a data processing unit, an early warning signal unit and a power supply unit, wherein the information acquisition unit acquires the speed, the distance and the direction data of a rear vehicle; the data processing unit receives the data transmitted by the information acquisition unit, processes the data, judges whether the vehicle and the rear vehicle are in a safe vehicle distance range, calculates an early warning level according to an early warning algorithm preset by a program, then sends a corresponding photoelectric early warning signal to the early warning signal unit for display, and the power supply unit is connected with a vehicle power supply system to supply power to other units.
Compared with the prior art, the utility model has the following advantage:
(1) under the accident condition, the equipment of the utility model actively sends out photoelectric information to remind other vehicle drivers to carry out danger avoiding treatment, thereby preventing the occurrence of automobile collision accidents;
(2) the utility model discloses can real-time accurate measurement triangle warning tablet and back distance between the car, speed and position can remind the back car driver to take reasonable measure according to the situation of traveling of rear vehicle dynamically: and calculating an early warning area according to the running speed and the position of the rear vehicle and the predefined safe vehicle distance. When the rear vehicle is kept outside the early warning area, no early warning signal is sent out, so that visual fatigue of a driver of the rear vehicle is avoided; when the rear vehicle enters the early warning area, an early warning signal is sent and changed according to the danger degree and the visual characteristic of a driver of the rear vehicle, so that the driver of the rear vehicle is reminded of paying attention and reasonable collision avoidance measures are taken;
(3) can effectively avoid the occurrence of rear-end accidents, and is particularly suitable for being applied to expressways.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a circuit diagram of a microcontroller according to an embodiment of the present invention.
Description of reference numerals:
1: information acquisition unit, 11: vehicle-mounted millimeter-wave radar, 12: hall velocity sensor, 13: acceleration sensor, 2: signal conditioning module, 3: data processing unit, 4: early warning signal unit, 41: super bright LED lamp pearl, 42: laser emitter, 5: a power supply unit;
LMV774 MT: operational amplifier, LM339 PW: comparators, C1, C2, C3, C4, C5, C6, C7, C8, C9, C11, C12, C13, C14, C15: capacitors, R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13, R14, R15, R16, R17, R18, R19: and (4) resistance.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings and examples:
it should be noted that the structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the efficacy that the present invention can produce and the purpose that the present invention can achieve.
Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
As shown in fig. 1 and 2, which illustrate a specific embodiment of the present invention; as shown in the figure, the utility model discloses an intelligent car triangle warning tablet, including information acquisition unit 1, signal conditioning module 2, data processing unit 3, early warning signal unit 4 and electrical unit 5, information acquisition unit 1 is connected with signal conditioning module 2, signal conditioning module 2 is connected with data processing unit 3, data processing unit 3 is connected with early warning signal unit 4, electrical unit 5 is connected with information acquisition unit 1, data processing unit 3 and early warning signal unit 4 respectively, information acquisition unit 1 comprises on-vehicle millimeter wave radar 11, hall speedtransmitter 12 and acceleration sensor 13, early warning signal unit 4 comprises super high bright LED lamp pearl 41 and laser emitter 42.
Preferably, the data processing unit 3 adopts an STM32F405 chip of an ARM architecture.
Preferably, the vehicle-mounted millimeter wave radar 11 in the information acquisition unit 1 is an astronomical II type millimeter wave radar produced by Raido company.
Preferably, the hall speed sensor 12 in the information acquisition unit 1 is an english-flying TLE49 series hall sensor.
Preferably, the acceleration sensor 13 in the information acquisition unit 1 adopts a BOSCH _ BMA222 accelerometer.
Preferably, the power supply unit 5 adopts a high-stability and high-efficiency power supply chip TPS5430 manufactured by TI corporation.
Preferably, the signal conditioning module 2 is composed of an operational amplifier LMV774MT, a comparator LM339PW, a resistor R1, a resistor R2, a capacitor C2 and a capacitor C2, an upper end of the resistor R2 and an upper end of the capacitor C2 are connected with a left end of the capacitor LMV774, a right end of the capacitor R2, an upper end of the capacitor R2, a resistor R2, a left end of the capacitor C2 is connected with an upper end of the operational amplifier, a resistor R2, a right end of the capacitor C2, a left end of the capacitor C2, and a capacitor C2, a left end of the, A pin 5 of the operational amplifier LMV774MT and a pin 10 of the operational amplifier LMV774MT are connected with the lower end of a resistor R15, the left end of a capacitor C1, the left end of a resistor R5 and the upper end of a resistor R17 are connected with a pin 13 of the operational amplifier LMV774MT, the lower end of a resistor R17 is connected with the upper end of a capacitor C12, the right end of the capacitor C1, the right end of the resistor R1 and the left end of the capacitor C1 are connected with a pin 14 of the operational amplifier LMV774 1, the right end of the capacitor C1 and the left end of the resistor R1 are connected with the left end of the resistor R1, the right end of the capacitor C1, the left end of the capacitor C1 and the left end of the capacitor C1 are connected with the upper end of the resistor R1, the lower end of the resistor C1 and the left end of the capacitor C1 are connected with the LMV 774V 1, the pin 5 of the operational amplifier LMV774 1 and the left end of the resistor R1 are connected with the right end of the operational amplifier LMV774 1, and the left end of the capacitor R1, and the right, The right end of the resistor R3, the left end of the resistor R4 and the left end of the capacitor C3 are all connected with a pin 6 of an operational amplifier LMV774MT, the right end of the resistor R4, the right end of the capacitor C3 and the left end of the capacitor C8 are all connected with a pin 7 of an operational amplifier LMV774MT, the right end of the capacitor C8 is connected with the left end of the resistor R13, the right end of the resistor R13 and the left end of the resistor R7 are both connected with a pin 9 of an operational amplifier LMV774MT, the right end of the resistor R7 is connected with the left end of the resistor R8, the right end of the resistor R8, the pin 5 of the comparator LM339PW and the pin 6 of the comparator LM339PW are all connected with the pin 8 of the operational amplifier LMV774MT, the lower end of the resistor R1, the upper end of the capacitor C4 and the upper end of the resistor R12 are connected with a pin 7 of a comparator LM339PW, the pin 1 of the comparator LM339PW and the pin 2 of the comparator LM339PW are both connected with the lower end of the resistor R2, the lower end of the resistor R18, the upper end of the resistor R19 and the upper end of the capacitor C15 are connected with a pin 4 of a comparator LM339 PW.
The utility model discloses the triangle warning tablet of the former vehicle configuration of fungible places in the trunk of vehicle. The vehicle is connected with a power supply inside the vehicle for charging at ordinary times, and when the vehicle stops on a driving road, the vehicle is placed in a corresponding range of the rear part of the vehicle, and the vehicle can work by turning on a power switch.
The utility model discloses the device during operation, through vehicle-mounted millimeter wave radar, hall speedtransmitter and acceleration sensor real-time scanning rear car distance, speed of a motor vehicle, the position of traveling of coming the car. When the coming vehicle is out of the early warning range, no special early warning information is sent. After the rear vehicle enters the early warning range, the driver of the rear vehicle can observe the flickering of the early warning lamp. The flashing frequency of the early warning lamp is changed along with the degree that the vehicle approaches the triangular warning board, and the flashing frequency is higher as the vehicle approaches the triangular warning board.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.
Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, and that the scope of the invention is defined by the appended claims.
Claims (7)
1. The utility model provides an intelligent car triangle warning board which characterized in that: the intelligent early warning device comprises an information acquisition unit, a signal conditioning module, a data processing unit, an early warning signal unit and a power supply unit, wherein the information acquisition unit is connected with the signal conditioning module, the signal conditioning module is connected with the data processing unit, the data processing unit is connected with the early warning signal unit, the power supply unit is respectively connected with the information acquisition unit, the data processing unit and the early warning signal unit, the information acquisition unit is composed of a vehicle-mounted millimeter wave radar, a Hall speed sensor and an acceleration sensor, and the early warning signal unit is composed of an ultra-high brightness LED lamp bead and a laser emitter.
2. The intelligent triangular warning sign for automobiles of claim 1, wherein: the data processing unit adopts an STM32F405 chip of an ARM framework.
3. The intelligent triangular warning sign for automobiles of claim 1, wherein: the vehicle-mounted millimeter wave radar in the information acquisition unit adopts a skatemic II type millimeter wave radar produced by Raido company.
4. The intelligent triangular warning sign for automobiles of claim 1, wherein: the Hall speed sensor in the information acquisition unit adopts an English-flying TLE49 series Hall sensor.
5. The intelligent triangular warning sign for automobiles of claim 1, wherein: and an acceleration sensor in the information acquisition unit adopts a BOSCH-BMA 222 accelerometer.
6. The intelligent triangular warning sign for automobiles of claim 1, wherein: the power supply unit adopts a high-stability high-efficiency power supply chip TPS5430 produced by TI company.
7. The intelligent triangular warning sign for automobiles of claim 1, wherein: the signal conditioning module is composed of an operational amplifier LMV774MT, a comparator LM339PW, a resistor R1, a resistor R2, a capacitor C2 and a capacitor C2, the upper end of the resistor R2 and the upper end of the capacitor C2 are connected with the left end of the capacitor C2, the upper end of the capacitor C2 and the upper end of the resistor R2, the capacitor C2, the upper end of the capacitor C2 is connected with the upper end of the LMV774 and the upper end of the resistor R2, the upper end of the capacitor V2, the upper end of the resistor R2, the upper end of the capacitor V2 is connected with the capacitor V2, the upper end of the resistor R2, the upper end of the upper, A pin 5 of the operational amplifier LMV774MT and a pin 10 of the operational amplifier LMV774MT are connected with the lower end of a resistor R15, the left end of a capacitor C1, the left end of a resistor R5 and the upper end of a resistor R17 are connected with a pin 13 of the operational amplifier LMV774MT, the lower end of a resistor R17 is connected with the upper end of a capacitor C12, the right end of the capacitor C1, the right end of the resistor R1 and the left end of the capacitor C1 are connected with a pin 14 of the operational amplifier LMV774 1, the right end of the capacitor C1 and the left end of the resistor R1 are connected with the left end of the resistor R1, the right end of the capacitor C1, the left end of the capacitor C1 and the left end of the capacitor C1 are connected with the upper end of the resistor R1, the lower end of the resistor C1 and the left end of the capacitor C1 are connected with the LMV 774V 1, the pin 5 of the operational amplifier LMV774 1 and the left end of the resistor R1 are connected with the right end of the operational amplifier LMV774 1, and the left end of the capacitor R1, and the right, The right end of the resistor R3, the left end of the resistor R4 and the left end of the capacitor C3 are all connected with a pin 6 of an operational amplifier LMV774MT, the right end of the resistor R4, the right end of the capacitor C3 and the left end of the capacitor C8 are all connected with a pin 7 of an operational amplifier LMV774MT, the right end of the capacitor C8 is connected with the left end of the resistor R13, the right end of the resistor R13 and the left end of the resistor R7 are both connected with a pin 9 of an operational amplifier LMV774MT, the right end of the resistor R7 is connected with the left end of the resistor R8, the right end of the resistor R8, the pin 5 of the comparator LM339PW and the pin 6 of the comparator LM339PW are all connected with the pin 8 of the operational amplifier LMV774MT, the lower end of the resistor R1, the upper end of the capacitor C4 and the upper end of the resistor R12 are connected with a pin 7 of a comparator LM339PW, the pin 1 of the comparator LM339PW and the pin 2 of the comparator LM339PW are both connected with the lower end of the resistor R2, the lower end of the resistor R18, the upper end of the resistor R19 and the upper end of the capacitor C15 are connected with a pin 4 of a comparator LM339 PW.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921416888.1U CN210591609U (en) | 2019-08-28 | 2019-08-28 | Intelligent automobile triangle warning board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921416888.1U CN210591609U (en) | 2019-08-28 | 2019-08-28 | Intelligent automobile triangle warning board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210591609U true CN210591609U (en) | 2020-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921416888.1U Expired - Fee Related CN210591609U (en) | 2019-08-28 | 2019-08-28 | Intelligent automobile triangle warning board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210591609U (en) |
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2019
- 2019-08-28 CN CN201921416888.1U patent/CN210591609U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200522 Termination date: 20200828 |
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| CF01 | Termination of patent right due to non-payment of annual fee |