CN202703287U - Motormeter circuit board - Google Patents
Motormeter circuit board Download PDFInfo
- Publication number
- CN202703287U CN202703287U CN 201220310825 CN201220310825U CN202703287U CN 202703287 U CN202703287 U CN 202703287U CN 201220310825 CN201220310825 CN 201220310825 CN 201220310825 U CN201220310825 U CN 201220310825U CN 202703287 U CN202703287 U CN 202703287U
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- CN
- China
- Prior art keywords
- water temperature
- control module
- electrically connected
- speed
- oil level
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a motormeter circuit board which comprises a high-speed microprocessor, wherein the microprocessor is provided with an analog / digital (A/D) conversion module, a pulse counting module, a water temperature module, a vehicle speed control module and an oil level control module. When the motormeter circuit board works, the A/D conversion module respectively collects a vehicle wheel vehicle speed frequency pulse signal output by a vehicle speed Hall sensor, a resistance voltage signal output by a water temperature sensor, and a resistance voltage signal output by a fuel oil floater, and converts the signals into digital signals and transmits the digital signals to the pulse counting module which calculates and obtains results of vehicle speed, water temperature and oil level of the oil tank, and the results are transmitted in the form of signals to a corresponding vehicle speed meter stepping motor, a corresponding water temperature meter stepping motor and a corresponding oil level meter stepping motor. The stepping motors drive pointers of corresponding meter panels to deflect and to display the results of vehicle speed, water temperature and oil level of the oil tank. Therefore, the motormeter circuit board has the advantages of being comprehensively digitized.
Description
Technical field
The utility model relates to the wiring board technical field, relates in particular to a kind of auto meter wiring board.
Background technology
Along with Eltec constantly develops, present automobile all adopts integrated auto meter wiring board to realize the level height of the speed of a motor vehicle, fuel tank and the water temperature of automotive engine are carried out acquisition of signal and processing, and finally by corresponding gauge panel corresponding signal is shown.
For the auto meter wiring board, how to realize that it is digitized into the important directions of endeavouring to study for auto meter wiring board production firm.
The utility model content
The utility model purpose is to provide a kind of auto meter wiring board, and this auto meter wiring board can be realized comprehensive digitalisation.
For achieving the above object, the utility model is achieved through the following technical solutions.
A kind of auto meter wiring board, include respectively the cooling-water temperature sensor with automotive engine, be used for to gather the high speed microprocessor that the speed of a motor vehicle Hall element of vehicle speed signal and height are electrically connected with the fuel oil float of fuel level in tank height change, high speed microprocessor is provided with the AD modular converter, pulse counter module, the water temperature control module that is electrically connected with the water temperature instrument step motor, the speed of a motor vehicle control module that is electrically connected with the vehicle speedometer meter step motor and the oil level control module that is electrically connected with the oil level measuring instrument meter step motor, the AD modular converter respectively with cooling-water temperature sensor, speed of a motor vehicle Hall element, fuel oil float and pulse counter module are electrically connected, pulse counter module respectively with the water temperature control module, speed of a motor vehicle control module, the oil level control module is electrically connected.
Wherein, described high speed microprocessor is fitted with the LED warning indicator lamp, and the LED warning indicator lamp is electrically connected with high speed microprocessor.
The beneficial effects of the utility model are: a kind of auto meter wiring board described in the utility model includes high speed microprocessor, wherein, high speed microprocessor is provided with AD modular converter, pulse counter module, water temperature control module, speed of a motor vehicle control module and oil level control module; During work, the AD modular converter gathers respectively the wheel speed of a motor vehicle frequency pulse signal that speed of a motor vehicle Hall element is exported, the resistance voltage signal that the resistance voltage signal that cooling-water temperature sensor is exported and fuel oil float are exported, and convert above-mentioned signal to digital signal to transfer to pulse counter module, pulse counter module calculates and draws the speed of a motor vehicle, water temperature and fuel level in tank result, the above results transfers to corresponding vehicle speedometer meter step motor with the form of digital signal again, water temperature instrument step motor and oil level measuring instrument meter step motor, above-mentioned stepping motor drive corresponding gauge panel needle deflection and show the speed of a motor vehicle, water temperature and fuel level in tank result.So, the utlity model has the advantage of total digitalization.
Description of drawings
The below utilizes accompanying drawing to come the utility model is further detailed, but the embodiment in the accompanying drawing does not consist of any restriction of the present utility model.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of high speed microprocessor of the present utility model.
In Fig. 1 and Fig. 2, include:
1---cooling-water temperature sensor 2---speed of a motor vehicle Hall element
3---fuel oil float 4---high speed microprocessor
41---AD modular converter 42---pulse counter module
43---water temperature control module 44---speed of a motor vehicle control module
45---oil level control module 5---water temperature instrument step motor
6---vehicle speedometer meter step motor 7---oil level measuring instrument meter step motor
8---the LED warning indicator lamp.
The specific embodiment
Come the utility model is described below in conjunction with concrete embodiment.
As depicted in figs. 1 and 2, a kind of auto meter wiring board, include respectively the cooling-water temperature sensor 1 with automotive engine, be used for to gather the high speed microprocessor 4 that the speed of a motor vehicle Hall element 2 of vehicle speed signal and height are electrically connected with the fuel oil float 3 of fuel level in tank height change, high speed microprocessor 4 is provided with AD modular converter 41, pulse counter module 42, the water temperature control module 43 that is electrically connected with water temperature instrument step motor 5, the speed of a motor vehicle control module 44 that is electrically connected with vehicle speedometer meter step motor 6 and the oil level control module 45 that is electrically connected with oil level measuring instrument meter step motor 7, AD modular converter 41 respectively with cooling-water temperature sensor 1, speed of a motor vehicle Hall element 2, fuel oil float 3 and pulse counter module 42 is electrically connected, pulse counter module 42 respectively with water temperature control module 43, speed of a motor vehicle control module 44, oil level control module 45 is electrically connected.
Need further to explain, speed of a motor vehicle Hall element 2 is installed on the wheel of automobile, fuel oil float 3 is installed in the fuel tank of automobile and the change in elevation along with the fuel level in tank height, vehicle speedometer meter step motor 6 cooperates and drives the pointer deflection of vehicle speedometer dial plate with the vehicle speedometer dial plate, water temperature instrument step motor 5 cooperates and drives the pointer deflection of water temperature gauge panel with the water temperature gauge panel, oil level measuring instrument meter step motor 7 cooperates and drive the pointer deflection of oil level measuring instrument dial plate with the oil level measuring instrument dial plate.
Further, high speed microprocessor 4 is fitted with LED warning indicator lamp 8, and LED warning indicator lamp 8 is electrically connected with high speed microprocessor 4.
Come the utility model is described in detail below in conjunction with concrete working process, be specially: AD modular converter 41 gathers respectively the wheel speed of a motor vehicle frequency pulse signal that speed of a motor vehicle Hall element 2 is exported, the resistance voltage signal that the resistance voltage signal that cooling-water temperature sensor 1 is exported and fuel oil float 3 are exported, and convert above-mentioned signal to digital signal to transfer to pulse counter module 42, pulse counter module 42 calculates and draws the speed of a motor vehicle, water temperature and fuel level in tank result, the above results transfers to corresponding vehicle speedometer meter step motor 6 with the form of digital signal again, water temperature instrument step motor 5 and oil level measuring instrument meter step motor 7, above-mentioned stepping motor drive corresponding gauge panel needle deflection and show the speed of a motor vehicle, water temperature and fuel level in tank result.So, the utlity model has the advantage of total digitalization.
Need further point out, when vehicle speed value, water temperature value and oil level position surpass the limit set, LED warning indicator lamp 8 can light and and reminding driver operate accordingly.
Above content only is preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (2)
1. auto meter wiring board, it is characterized in that: include respectively the cooling-water temperature sensor (1) with automotive engine, be used for to gather the high speed microprocessor (4) that the speed of a motor vehicle Hall element (2) of vehicle speed signal and height are electrically connected with the fuel oil float (3) of fuel level in tank height change, high speed microprocessor (4) is provided with AD modular converter (41), pulse counter module (42), the water temperature control module (43) that is electrically connected with water temperature instrument step motor (5), the speed of a motor vehicle control module (44) that is electrically connected with vehicle speedometer meter step motor (6) and the oil level control module (45) that is electrically connected with oil level measuring instrument meter step motor (7), AD modular converter (41) respectively with cooling-water temperature sensor (1), speed of a motor vehicle Hall element (2), fuel oil float (3) and pulse counter module (42) are electrically connected, pulse counter module (42) respectively with water temperature control module (43), speed of a motor vehicle control module (44), oil level control module (45) is electrically connected.
2. a kind of auto meter wiring board according to claim 1, it is characterized in that: described high speed microprocessor (4) is fitted with LED warning indicator lamp (8), and LED warning indicator lamp (8) is electrically connected with high speed microprocessor (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220310825 CN202703287U (en) | 2012-06-27 | 2012-06-27 | Motormeter circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220310825 CN202703287U (en) | 2012-06-27 | 2012-06-27 | Motormeter circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202703287U true CN202703287U (en) | 2013-01-30 |
Family
ID=47583618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220310825 Expired - Fee Related CN202703287U (en) | 2012-06-27 | 2012-06-27 | Motormeter circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202703287U (en) |
-
2012
- 2012-06-27 CN CN 201220310825 patent/CN202703287U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20130627 |