Speed odometer with data remote transmission function
A technology of remote transmission and odometer, applied in the field of speed odometer, which can solve the problems of fewer types of automotive instrument systems, complex debugging, and single function, and achieve the effects of intuitive result display, improved driving safety, and high degree of intelligence
Inactive Publication Date: 2013-06-26
SHAANXI YATAI ELECTRIC APPLIANCE
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Problems solved by technology
Although the traditional mechanical odometer is solid and reliable, its function is single. With the development of automobile technology and electronic technology, as well as the wide application of computer technology and communication technology in automobiles, automobiles are constantly developing towards intelligence, and the entire social transportation system is also To provide more and more intelligent services, the information system of the car is becoming more and more complicated. The car instrument system will need to be able to provide richer information and more humanized functions. The current car instrument system has few types, weak functions, and complicated debugging. shortcoming
Method used
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[0023] Such as figure 1 As shown, the present invention includes a wheel rotation number detection unit 1, a processor unit 2 connected to the wheel rotation number detection unit 1 for calculating vehicle speed and accumulated mileage according to the wheel rotation number, and a processor unit 2 connected to the wheel rotation number detection unit 1. The connected liquid crystal display unit 3 for displaying vehicle speed and accumulated mileage and the data memory unit 4 connected with the processor unit 2 for data storage and the wireless transmission module 5 for realizing data remote transmission. The number detection unit 1 includes a Hall sensor 1-1 installed on the wheel rotation shaft for detecting the number of turns of the wheel, and a signal connected to the Hall sensor 1-1 for performing a signal output by the Hall sensor 1-1. The amplified amplifier circuit 1-2, the filter circuit 1-3 connected with the amplifier circuit 1-2 for filtering the signal output by t...
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The invention discloses a speed odometer with a data remote transmission function. The speed odometer comprises a wheel rotation number detection unit, a processor unit, a liquid crystal display unit, a data memory unit and a wireless transmission module, wherein the processor unit is connected with the wheel rotation number detection unit and used for computing the speed and accumulated mileage according to wheel rotation number; the liquid crystal display unit is connected with the processor unit and used for displaying the speed and the mileage; the data memory unit is connected with the processor unit; the wireless transmission module is used for remotely transmitting the data; and the wheel rotation number detection unit comprises a Hall sensor which is arranged on a wheel rotating shaft and used for detecting the wheel rotation number, an amplifying circuit which is connected with the Hall sensor, a filter circuit which is connected with the amplifying circuit, and an A / D conversion circuit which is connected with the filter circuit, and the A / D conversion circuit is connected with the processor unit. The speed odometer provided by the invention is simple in structure, reasonable in design, high in intelligent degree, intuitive in result display, high in working reliability, strong in practicability and convenient to popularize and use, and the driving safety of a vehicle is improved.
Description
technical field [0001] The invention relates to the technical field of automotive electronics, in particular to a speed odometer with the function of remote data transmission. Background technique [0002] The odometer is a commonly used product in our daily life. It is widely used in various vehicles, including motor vehicles, automobiles and motorcycles used by factories and mines. Although the traditional mechanical odometer is solid and reliable, its function is single. With the development of automobile technology and electronic technology, as well as the wide application of computer technology and communication technology in automobiles, automobiles are constantly developing towards intelligence, and the entire social transportation system is also To provide more and more intelligent services, the information system of the car is becoming more and more complicated. The car instrument system will need to be able to provide richer information and more humanized functions...
Claims
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Inventor 鱼俊
Owner SHAANXI YATAI ELECTRIC APPLIANCE