阅读说明：本技术 电动车自动限速系统 (Automatic speed limiting system of electric vehicle ) 是由 王斌 于 2020-08-01 设计创作，主要内容包括：本发明涉及电动车自动限速系统,包括按钮元件功能模块、凯琴限速器模块、小型GPS雷达模块、单片机模块、霍尔传感器模块、语音功能模块和电动车控制模块,使用时,按钮元件功能模块,启动凯琴限速器模块,凯琴限速器模块通过小型GPS雷达模块的传输信息、所需要的速度信号由霍尔传感器模块来提供,通过采集到的速度信号来进行速度计算得出一个速度值V,并于设置的最大速度进行比较,若V>Vm,则电动车速度处在超速状态,系统则发出预警语音来提醒驾驶者进行减速措施,限速器的应用范围广,可操作性强,能够用来控制电动车在交通中出现的违规现象,来减少交通事故,限速器可以使得电动车驾驶着养成良好的交通行驶习惯,以便自觉的遵守交通规则。(The invention relates to an automatic speed limiting system of an electric vehicle, which comprises a button element function module, a Keqin speed limiter module, a small GPS radar module, a singlechip module, a Hall sensor module, a voice function module and an electric vehicle control module, wherein when the automatic speed limiting system is used, the button element function module starts the Keqin speed limiter module, the Keqin speed limiter module is used for calculating the speed through the transmission information of the small GPS radar module and providing a required speed signal by the Hall sensor module, a speed value V is obtained through the speed calculation through the acquired speed signal, the speed value V is compared with the set maximum speed, if the V is greater than Vm, the speed of the electric vehicle is in an overspeed state, the system sends out early warning voice to remind a driver of speed reduction measures, the speed limiter has wide application range and strong operability, and can be used for controlling the violation phenomenon of the electric vehicle in traffic to reduce traffic, the speed limiter can enable the electric vehicle to form a good traffic driving habit so as to be consciously abide by traffic rules.)

1. The automatic speed limiting system of the electric vehicle is characterized by comprising a button element function module, a QIU speed limiter module, a small GPS radar module, a single chip microcomputer module, a Hall sensor module, a voice function module and an electric vehicle control module;

the button element function module is connected with the QIIQIN speed limiter module and is used for opening and closing the QIIQIN speed limiter module; the Kaiqin speed limiter module is electrically connected with a small GPS radar module, and the small GPS radar module is used for receiving information to collect speed limit required by a driving road section and signals of traffic lights; the small GPS radar module is connected in series with a single chip microcomputer which is used for receiving and processing signals; the single chip microcomputer module is connected with the Hall sensor module, and the Hall sensor is used for receiving all collected information, judging the current running speed through filtering and comparing the current running speed with the set maximum speed; the Hall sensor module is connected with the voice function module in parallel, and the voice function module is used for carrying out voice early warning on the comparison information of the Hall sensor module to remind a driver of carrying out a deceleration measure; the voice function module is connected with the electric vehicle control module, the electric vehicle control module is used for monitoring whether a driver takes a speed reduction measure, and if no measure is taken within three seconds, the electric vehicle control module controls the clutch to force the speed to be reduced, and the speed is reduced below the maximum value.

2. The automatic speed limiting system of an electric vehicle according to claim 1, characterized in that: the button element function module is respectively and electrically connected with the QIU speed limiter module, the small GPS radar module, the single chip microcomputer module, the Hall sensor module, the voice function control module and the electric vehicle control module.

3. The automatic speed limiting system of an electric vehicle according to claim 1, characterized in that: the Kaiqin/Kaiqin speed limiter module provides transmission information and required speed signals through the small GPS radar module through the Hall sensor module, calculates speed through the acquired speed signals to obtain a speed value V, compares the speed value V with the set maximum speed, and sends out early warning voice to remind a driver of taking speed reduction measures if the speed value V is greater than Vm, wherein the speed value V is in an overspeed state.

4. The automatic speed limiting system of an electric vehicle according to claim 1, characterized in that: the instruction system of the singlechip module refers to the fact that designers write down commands for various operations executed by the singlechip, and one instruction corresponds to one basic operation.

5. The automatic speed limiting system of an electric vehicle according to claim 1, characterized in that: the single chip microcomputer module comprises a 51CTO chip, and the 51CTO chip is integrated on a circuit by a Central Processing Unit (CPU), a random access memory (ROM), a timer, an input/output (I/O) interface element and other elements.

Technical Field

The invention relates to the technical field of electric vehicle speed limiting, in particular to an automatic speed limiting system of an electric vehicle.

Background

The generation of various types of walk-substituting auxiliary tools makes lives of the public more convenient and rapid, and time efficiency is improved, but a series of serious problems are caused by the emergence of the vehicles.

Due to the increasing occurrence of vehicles, cities face serious life problems such as traffic jam, atmospheric pollution, traffic jam and the like. The most worried about is the traffic accident problem and the environmental pollution problem.

Nowadays, the national advocates the purposes of energy conservation and environmental protection, and the green mountain of green tree is the silver mountain of Jinshan mountain, so that a plurality of green transportation tools appear. Therefore, in order to achieve low-carbon life, most people select the electric vehicle as a walking tool, and more cities have shared electric vehicles.

The electric vehicle has the advantages that other vehicles cannot replace the electric vehicle in urban traffic, and has the advantages of no waste gas emission, low noise and environmental protection. However, there is a serious problem in urban traffic, which causes an increase in the total amount of traffic and is also likely to cause traffic accidents. The electric vehicle belongs to weak people in various traffic modes, and the running speed of the electric vehicle is indefinite, the time is slow, and the randomness is large in the traffic. In addition, at a plane intersection, the condition of electric vehicle violation is serious, a stop line and a signal lamp cannot play a role in an electric vehicle, the electric vehicle is easy to cause traffic accidents, and the electric vehicle speed limiter is researched to solve the problem.

Disclosure of Invention

The invention aims to provide an automatic speed limiting system of an electric vehicle, which solves the problems that the speed of the electric vehicle cannot be effectively regulated and controlled in the prior art, and a driver cannot be effectively prevented from driving at any speed.

In order to achieve the purpose, the invention provides the following technical scheme: the automatic speed limiting system of the electric vehicle comprises a button element function module, a QIU speed limiter module, a small GPS radar module, a singlechip module, a Hall sensor module, a voice function module and an electric vehicle control module;

the button element function module is connected with the QIIQIN speed limiter module and is used for opening and closing the QIIQIN speed limiter module; the Kaiqin speed limiter module is electrically connected with a small GPS radar module, and the small GPS radar module is used for receiving information to collect speed limit required by a driving road section and signals of traffic lights; the small GPS radar module is connected in series with a single chip microcomputer which is used for receiving and processing signals; the single chip microcomputer module is connected with the Hall sensor module, and the Hall sensor is used for receiving all collected information, judging the current running speed through filtering and comparing the current running speed with the set maximum speed; the Hall sensor module is connected with the voice function module in parallel, and the voice function module is used for carrying out voice early warning on the comparison information of the Hall sensor module to remind a driver of carrying out a deceleration measure; the voice function module is connected with the electric vehicle control module, the electric vehicle control module is used for monitoring whether a driver takes a speed reduction measure, and if no measure is taken within three seconds, the electric vehicle control module controls the clutch to force the speed to be reduced, and the speed is reduced below the maximum value.

Preferably, the button element function module is respectively and electrically connected with the QIU speed limiter module, the small GPS radar module, the single chip microcomputer module, the Hall sensor module, the voice function control module and the electric vehicle control module.

Preferably, the Kaiqin speed limiter module provides the transmission information and the required speed signal of the small GPS radar module through the Hall sensor module, calculates the speed through the acquired speed signal to obtain a speed value V, compares the speed value V with the set maximum speed, and sends out early warning voice to remind a driver of taking speed reduction measures if the speed value V is greater than Vm.

Preferably, the instruction system of the single chip microcomputer module means that a designer writes down commands for various operations executed by the single chip microcomputer, and one instruction corresponds to one basic operation.

Preferably, the single chip microcomputer module comprises a 51CTO chip, and the 51CTO chip is integrated on a circuit by a central processing unit CPU, a random access memory ROM, a timer, an I/O interface element and other elements.

The invention has at least the following beneficial effects:

the invention is an automatic speed limiting system of an electric vehicle, which is provided with a button element function module, a QIN overspeed governor module, a small GPS radar module, a singlechip module, a Hall sensor module, a voice function module and an electric vehicle control module, when in use, the button element function module starts the QIN overspeed governor module, the QIN overspeed governor module is provided by the Hall sensor module through the transmission information and the required speed signal of the small GPS radar module, a speed value V is calculated through the acquired speed signal, the speed value V is compared at the set maximum speed, if V is more than Vm, the speed of the electric vehicle is in an overspeed state, the system sends out early warning voice to remind a driver to take speed reduction measures, compared with the prior art, the invention utilizes the technology of the Hall sensor and the singlechip, has high efficiency and reliability, and through the use of the Hall sensor, the collecting information will set up speed information and give electric vehicle controller, button circuit template and voice template and reach the effect of speed limit early warning, and the range of application of overspeed governor is wide, and maneuverability is strong, can be used for controlling the violation phenomenon that the electric motor car appears in the traffic, reduces the traffic accident, and the overspeed governor can make the electric motor car drive and form good traffic driving custom to the conscious follows the traffic rules.

Drawings

FIG. 1 is a schematic diagram of the module connection of the present invention;

FIG. 2 is a schematic view of the working process of the present invention;

FIG. 3 is a schematic diagram of the control wiring of the electric vehicle according to the present invention;

fig. 4 is a schematic diagram of the control state at overspeed in the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.