CN101393038A - Instrument device for vehicle - Google Patents
Instrument device for vehicle Download PDFInfo
- Publication number
- CN101393038A CN101393038A CNA2007100927313A CN200710092731A CN101393038A CN 101393038 A CN101393038 A CN 101393038A CN A2007100927313 A CNA2007100927313 A CN A2007100927313A CN 200710092731 A CN200710092731 A CN 200710092731A CN 101393038 A CN101393038 A CN 101393038A
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- motor
- face plate
- pilot lamp
- water temperature
- instrument face
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Abstract
The invention discloses an automobile instrument device, which comprises an instrument panel, wherein the instrument panel is provided with an engine speed indicator, an odometer, a water thermometer and a fuel gauge. The automobile instrument device is characterized in that pointers of the engine speed indicator, the odometer, the water thermometer and the fuel gauge are connected with output shafts of a rotating speed motor, a vehicle speed motor, a water temperature motor and a fuel gauge motor respectively, input ends of the four motors are connected with a rotating speed signal output end, a vehicle speed signal output end, a water temperature signal output end and an oil volume signal output end of the same CPU control unit respectively, and the input end of the CPU control unit receives a rotating speed signal, a vehicle speed signal, a water temperature signal and an oil volume signal of a rotating speed sensor, a vehicle speed sensor, a water temperature sensor and a fuel gauge sensor respectively. The automobile instrument device has a simple structure and lower cost; indicator lamps and the points on the instrument panel have high integration level and low cost; and an instrument panel display system has strong reliability, good stability and light weight.
Description
Technical field
The invention belongs to the indoor panel board of car steering, specifically, is a kind of automobile instrument device.
Background technology
The indoor panel board of car steering is mainly the driver provides automobile current various states and ruuning situation, development along with the modern vehicle technology, increasing information of vehicles need show from panel board, convey to the driver, comprise engine speed, the speed of a motor vehicle, the cooling system water temperature, fuel tank fuel quantity, the dipped beam indication, the distance light indication, a left side, turn right and indicate, antitheft indication, the air bag indication, car door does not close indication, securing band does not mean and shows, before, the Rear Fog Lamp indication, the shoe brake wearing and tearing are reported to the police and are indicated, the defrosting indication, the OBD indication, the ABS indication, the charging indication, multiple information indicatings such as engine failure indication; And various information indicatings are from different sensors, and various indicator signals are separate, and integrated level is lower.The pointer display unit mainly comprises sensor, analog control circuit, reed and pointer, as engine speed, the speed of a motor vehicle, the cooling system water temperature, the indication of fuel tank fuel quantity has respectively by speed probe, vehicle speed sensor, cooling-water temperature sensor, after fuel-quantity transducer detects target information, convert the curtage signal to, and send to the analog control circuit that is attached thereto, after analog control circuit amplifies the curtage signal, the output terminal of analog control circuit is connected with reed, the compression or the stretching, extension of analog control circuit control reed, tachometer gage on reed and the panel board, speedometer, the pointer of water-thermometer and fuel gauge is connected, and the compression of reed or stretching, extension drive the beat of pointer.Because various pilot lamp and pointer on the panel board mostly adopt analog element, separate execution function separately.These to be integrated on the panel board, occur the phase mutual interference easily,
The shortcoming of prior art is: the pilot lamp on the panel board and the pointer integrated level is low, cost is high, and the poor reliability of panel board display system, the precision of analog element is low, poor sensitivity.
Summary of the invention
The purpose of this invention is to provide a kind of automobile instrument device, can improve the integrated level of pointer on the panel board, strengthen pointer working sensitivity and operating accuracy.
For achieving the above object, a kind of automobile instrument device of the present invention, comprise instrument face plate, speed probe, vehicle speed sensor, cooling-water temperature sensor, fuel-quantity transducer, wherein on the instrument face plate engine speed indicator is installed, speedometer, water-thermometer and fuel gauge, its key is: described engine speed indicator, speedometer, the pointer of water-thermometer and fuel gauge is connected to the rotating speed motor, speed of a motor vehicle motor, on the output shaft of water temperature motor and fuel gauge motor, described rotating speed motor, speed of a motor vehicle motor, the input end of water temperature motor and fuel gauge motor is connected to the tach signal output terminal of same CPU control module, the vehicle speed signal output terminal, on water temperature signal output terminal and the oil mass signal output terminal, the input end of described CPU control module receives described speed probe respectively, vehicle speed sensor, cooling-water temperature sensor, the tach signal of fuel-quantity transducer output terminal output, vehicle speed signal, water temperature signal and oil mass signal.
Described all is stepper motor at rotating speed motor, speed of a motor vehicle motor, water temperature motor and fuel gauge motor, and after its input end connected separately stepper motor driver respectively, the output terminal with described CPU control module was connected again.
After sensor obtains echo signal, all unify to flow to CPU, CPU is converted into digital signal corresponding with different echo signals, and drive different stepper motor work with digital signal, because it is high that the operating accuracy of stepper motor is simulated the operating accuracy of reed, the impulse stroke of the gauge pointer that stepper motor drove is also more accurate.CPU improves the integrated level of pointer on the panel board, and stepper motor strengthens pointer working sensitivity and operating accuracy.
LCD display also is installed on the described instrument face plate, be provided with accumulative mileage table and subtotal mileometer in this LCD display, after the input end of described accumulative mileage table and subtotal mileometer was connected separately lcd driver respectively, the output terminal with described CPU control module was connected again.
CPU integrates the data of accumulative mileage table and subtotal mileometer, has effectively utilized the resource space of CPU, improves the integrated level of product, has reduced cost.
Described instrument face plate is oval panel, and described speedometer is positioned at the central authorities of instrument face plate, and described LCD display is positioned on the instrument face plate of speedometer below; Described engine speed indicator is positioned at the left side of instrument face plate, and water-thermometer and fuel gauge are positioned at the right side of instrument face plate;
On the instrument face plate between described speedometer and the engine speed indicator, be placed with dipped beam pilot lamp, full beam indicator lamp and left-hand rotation pilot lamp; Be placed with on the instrument face plate below the engine speed indicator that antitheft pilot lamp, air bag trouble light, car door do not close pilot lamp, securing band is not pilot lamp, Rear Fog Lamp pilot lamp and front fog lamp pilot lamp;
On the instrument face plate between described speedometer and the water-thermometer, be placed with the right-hand rotation pilot lamp, below water-thermometer, and on the instrument face plate between speedometer and the fuel gauge, be placed with water temperature alarm lamp, machine oil alarm lamp, fuel oil alarm lamp and brake fault pilot lamp; On the instrument face plate below water-thermometer and the fuel gauge, be placed with shoe brake wearing and tearing alarm lamp, back defrosting pilot lamp, OBD pilot lamp, ABS pilot lamp, charging indicator light, SES Service Engine Soon.
All gauge pointers and pilot lamp are integrated on the instrument face plate, had both saved space resources, reduced manufacturing cost again.
Remarkable result of the present invention is: simple in structure, cost is lower, and pilot lamp on the panel board and pointer integrated level height, cost are low, and the good reliability of panel board display system, good stability, and weight is low.
Description of drawings
Fig. 1 is the card layout of panel board;
Fig. 2 is company's graph of a relation of gauge pointer and motor;
Fig. 3 is circuit theory diagrams of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail.
As Fig. 2, shown in 3: a kind of automobile instrument device, comprise instrument face plate 29, speed probe 31, vehicle speed sensor 32, cooling-water temperature sensor 33, fuel-quantity transducer 34, wherein on the instrument face plate 29 engine speed indicator 1 is installed, speedometer 5, water-thermometer 8 and fuel gauge 12, its key is: described engine speed indicator 1, speedometer 5, the pointer of water-thermometer 8 and fuel gauge 12 is connected to the rotating speed motor, speed of a motor vehicle motor, on the output shaft of water temperature motor and fuel gauge motor, described rotating speed motor, speed of a motor vehicle motor, the input end of water temperature motor and fuel gauge motor is connected to the tach signal output terminal of same CPU control module, the vehicle speed signal output terminal, on water temperature signal output terminal and the oil mass signal output terminal, the input end of described CPU control module receives described speed probe 31 respectively, vehicle speed sensor 32, cooling-water temperature sensor 33, the tach signal of fuel-quantity transducer 34 output terminals output, vehicle speed signal, water temperature signal and oil mass signal.
Described all is stepper motor at rotating speed motor, speed of a motor vehicle motor, water temperature motor and fuel gauge motor, and after its input end connected separately stepper motor driver respectively, the output terminal with described CPU control module was connected again.
After sensor obtains echo signal, all unify to flow to CPU, CPU is converted into digital signal corresponding with different echo signals, and drive different stepper motor work with digital signal, because it is high that the operating accuracy of stepper motor is simulated the operating accuracy of reed, the impulse stroke of the gauge pointer that stepper motor drove is also more accurate.CPU improves the integrated level of pointer on the panel board, and stepper motor strengthens pointer working sensitivity and operating accuracy.
Shown in Fig. 2,3: as described in LCD display 22 also is installed on the instrument face plate 29, be provided with accumulative mileage table 20 and subtotal mileometer 21 in this LCD display 22, after the input end of described accumulative mileage table 20 and subtotal mileometer 21 was connected separately lcd driver respectively, the output terminal with described CPU control module was connected again.
CPU integrates the data of accumulative mileage table 20 and subtotal mileometer 21, has effectively utilized the resource space of CPU, improves the integrated level of product, has reduced cost.
As shown in Figure 1: described instrument face plate 29 is oval panel, and described speedometer 5 is positioned at the central authorities of instrument face plate 29, and described LCD display 22 is positioned on the instrument face plate 29 of speedometer 5 belows; Described engine speed indicator 1 is positioned at the left side of instrument face plate 29, and water-thermometer 8 and fuel gauge 12 are positioned at the right side of instrument face plate 29;
On the instrument face plate 29 between described speedometer 5 and the engine speed indicator 1, be placed with dipped beam pilot lamp 2, full beam indicator lamp 3 and left-hand rotation pilot lamp 4; Be placed with on the instrument face plate below the engine speed indicator 1 29 that antitheft pilot lamp 23, air bag trouble light 24, car door do not close pilot lamp 25, securing band is not pilot lamp 26, Rear Fog Lamp pilot lamp 27 and front fog lamp pilot lamp 28;
On the instrument face plate 29 between described speedometer 5 and the water-thermometer 8, be placed with right-hand rotation pilot lamp 6, below water-thermometer 8, and on the instrument face plate 29 between speedometer 5 and the fuel gauge 12, be placed with water temperature alarm lamp 7, machine oil alarm lamp 9, fuel oil alarm lamp 10 and brake fault pilot lamp 11; On the instrument face plate 29 below water-thermometer 8 and the fuel gauge 12, be placed with shoe brake wearing and tearing alarm lamp 13, back defrosting pilot lamp 14, OBD pilot lamp 15, ABS pilot lamp 16, charging indicator light 17, SES Service Engine Soon 18.
Dipped beam pilot lamp 2 is connected with dipped headlights, full beam indicator lamp 3 is connected with high beam, a left side, right-hand rotation pilot lamp 4,6 are connected with a left side, the right-hand bend lamp, antitheft pilot lamp 23 is connected with burglar alarm, air bag trouble light 24 connects air bag, car door does not close pilot lamp 25 and connects the car door watch-dog, securing band is not that pilot lamp 26 connects the securing band monitor, before, before Rear Fog Lamp pilot lamp 28,27 connects, Rear Fog Lamp, brake fault pilot lamp 11 connects brake sensor, shoe brake wearing and tearing alarm lamp 13 connects brake shoes, back defrosting pilot lamp 14 connects back defrosting sensor, and OBD pilot lamp 15 connects the OBD system, and ABS pilot lamp 16 connects the ABS system, charging indicator light 17 connects Vehicular accumulator cell, and SES Service Engine Soon 18 connects the engine failure sensor.
All gauge pointers and pilot lamp are integrated on the instrument face plate 29, had both saved space resources, reduced manufacturing cost again.
Adopt single card microcomputer as CPU, be transferred to the corresponding driving device after the signal of each sensor acquisition is focused on, drive man-machine interfaces such as each instrument, LCD, the model of CPU is 8AV0633I; Four road stepper motor drivers adopt STI 6606Z; Stepper motor adopts VID29-V5P; The LCD driver module adopts BL55066; LCD display adopts LCD01.
Principle of work of the present invention is: various pilot lamp connect different sensors and sensor-based system respectively, and each sensor and sensor-based system send corresponding signal and give pilot lamp, and pilot lamp provides corresponding information to the driver;
Tach signal, vehicle speed signal, water temperature signal and the oil mass signal of speed probe 31, vehicle speed sensor 32, cooling-water temperature sensor 33, the output of fuel-quantity transducer 34 output terminals, all unify to flow to CPU, CPU is converted into digital signal corresponding with different echo signals, and drive different stepper motor work with digital signal, because stepper motor drives pointer rotation on the panel board respectively, provides corresponding information to the driver;
CPU also adds up the accumulative total stroke and the subtotal mileage of automobile, and sends to and be provided with accumulative mileage table 20 and subtotal mileometer 21 in the LCD display 22.
Claims (4)
1, a kind of automobile instrument device, comprise instrument face plate (29), speed probe (31), vehicle speed sensor (32), cooling-water temperature sensor (33), fuel-quantity transducer (34), wherein on the instrument face plate (29) engine speed indicator (1) is installed, speedometer (5), water-thermometer (8) and fuel gauge (12), it is characterized in that: described engine speed indicator (1), speedometer (5), the pointer of water-thermometer (8) and fuel gauge (12) is connected to the rotating speed motor, speed of a motor vehicle motor, on the output shaft of water temperature motor and fuel gauge motor, described rotating speed motor, speed of a motor vehicle motor, the input end of water temperature motor and fuel gauge motor is connected to the tach signal output terminal of same CPU control module, the vehicle speed signal output terminal, on water temperature signal output terminal and the oil mass signal output terminal, the input end of described CPU control module receives described speed probe (31) respectively, vehicle speed sensor (32), cooling-water temperature sensor (33), the tach signal of fuel-quantity transducer (34) output terminal output, vehicle speed signal, water temperature signal and oil mass signal.
2, automobile instrument device according to claim 1, it is characterized in that: described all is stepper motor at rotating speed motor, speed of a motor vehicle motor, water temperature motor and fuel gauge motor, after its input end connected separately stepper motor driver respectively, the output terminal with described CPU control module was connected again.
3, automobile instrument device according to claim 1, it is characterized in that: LCD display (22) also is installed on the described instrument face plate (29), be provided with accumulative mileage table (20) and subtotal mileometer (21) in this LCD display (22), after the input end of described accumulative mileage table (20) and subtotal mileometer (21) was connected separately lcd driver respectively, the output terminal with described CPU control module was connected again.
4, according to claim 1 or 3 described automobile instrument devices, it is characterized in that: described instrument face plate (29) is oval panel, described speedometer (5) is positioned at the central authorities of instrument face plate (29), and described LCD display (22) is positioned on the instrument face plate (29) of speedometer (5) below; Described engine speed indicator (1) is positioned at the left side of instrument face plate (29), and water-thermometer (8) and fuel gauge (12) are positioned at the right side of instrument face plate (29);
On the instrument face plate (29) between described speedometer (5) and the engine speed indicator (1), be placed with dipped beam pilot lamp (2), full beam indicator lamp (3) and left-hand rotation pilot lamp (4); Be placed with on the instrument face plate (29) of engine speed indicator (1) below that antitheft pilot lamp (23), air bag trouble light (24), car door do not close pilot lamp (25), securing band is not pilot lamp (26), Rear Fog Lamp pilot lamp (27) and front fog lamp pilot lamp (28);
On the instrument face plate (29) between described speedometer (5) and the water-thermometer (8), be placed with right-hand rotation pilot lamp (6), in water-thermometer (8) below, and be positioned on the instrument face plate (29) between speedometer (5) and the fuel gauge (12) and be placed with water temperature alarm lamp (7), machine oil alarm lamp (9), fuel oil alarm lamp (10) and brake fault pilot lamp (11); On the instrument face plate (29) of water-thermometer (8) and fuel gauge (12) below, be placed with shoe brake wearing and tearing alarm lamp (13), back defrosting pilot lamp (14), OBD pilot lamp (15), ABS pilot lamp (16), charging indicator light (17), SES Service Engine Soon (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100927313A CN101393038A (en) | 2007-09-21 | 2007-09-21 | Instrument device for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100927313A CN101393038A (en) | 2007-09-21 | 2007-09-21 | Instrument device for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101393038A true CN101393038A (en) | 2009-03-25 |
Family
ID=40493449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100927313A Pending CN101393038A (en) | 2007-09-21 | 2007-09-21 | Instrument device for vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN101393038A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692246A (en) * | 2012-06-02 | 2012-09-26 | 滁州市康达叉车零部件制造有限公司 | Virtual programmable engineering vehicle instrument system based on CAN (controlled area network) bus |
| CN107499304A (en) * | 2017-09-13 | 2017-12-22 | 无锡商业职业技术学院 | Oil tank fuel quantity overlow control system |
| CN108819715A (en) * | 2018-07-13 | 2018-11-16 | 浙江金旭汽车仪表有限公司 | A kind of automobile instrument panel of two fingers needle |
| CN110351338A (en) * | 2019-06-11 | 2019-10-18 | 苏州芒种物联科技有限公司 | A kind of low power dissipation temperature-humidity sensor based on NB-IoT technology |
-
2007
- 2007-09-21 CN CNA2007100927313A patent/CN101393038A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692246A (en) * | 2012-06-02 | 2012-09-26 | 滁州市康达叉车零部件制造有限公司 | Virtual programmable engineering vehicle instrument system based on CAN (controlled area network) bus |
| CN107499304A (en) * | 2017-09-13 | 2017-12-22 | 无锡商业职业技术学院 | Oil tank fuel quantity overlow control system |
| CN108819715A (en) * | 2018-07-13 | 2018-11-16 | 浙江金旭汽车仪表有限公司 | A kind of automobile instrument panel of two fingers needle |
| CN110351338A (en) * | 2019-06-11 | 2019-10-18 | 苏州芒种物联科技有限公司 | A kind of low power dissipation temperature-humidity sensor based on NB-IoT technology |
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Open date: 20090325 |