CN2831699Y - Motorcycle instrument with LCD display - Google Patents
Motorcycle instrument with LCD display Download PDFInfo
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- CN2831699Y CN2831699Y CN 200520015058 CN200520015058U CN2831699Y CN 2831699 Y CN2831699 Y CN 2831699Y CN 200520015058 CN200520015058 CN 200520015058 CN 200520015058 U CN200520015058 U CN 200520015058U CN 2831699 Y CN2831699 Y CN 2831699Y
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- lcd lcds
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Abstract
LCD liquid crystal display motorcycle instrument, the circuit board that is designed to the instrument housing front shape is housed in the instrument housing, circuit board is welded and is useful on two LCD LCDs that show the corresponding informance window respectively, wherein forms its bar blocks digital display of lighting with 10 sections bar blocks and shows fuel quantity indication for one; Another piece is multi-functional LCD LCDs, forms its bar blocks digital display of lighting with 39 sections bar blocks respectively and shows the engine speed indication, forms with 2 half words and shows the indication of the locomotive speed of a motor vehicle; Show the indication of accumulative total total kilometrage with 6 bit digital; Show the digital dock indication of 24 hours systems with 6 bit digital; The below that is positioned at the instrument housing appearance is provided with public affairs, data transaction display button made in Great Britain and the clock correction display button of speed of a motor vehicle display button, total kilometrage accumulative total; The backlight circuit that adopts LED light-emitting diode and dot matrix light guide plate to form is housed between two LCD LCDs back side and the wiring board.
Description
Technical field
This new practicality relates to a kind of instrument, especially utilizes the LCD liquid crystal display device as the LCD liquid crystal display motorcycle instrument that shows the locomotive speed of a motor vehicle, engine speed, fuel quantity.
Background technology
Traditional motorcycle instrument is mechanical pointer mostly, drive the magnet steel rotation by flexible axle, form the magnetic eddy current in the induction cover, induction cover and magnet steel under the effect of magnetic eddy current and deflection, thereby make it also to make the speed of a motor vehicle or the engine speed that corresponding deflection indicates motorcycle with the pointer that links to each other; The magnet steel of rotation drives mechanical counter through reducing gear and writes down motorcycle enforcement total kilometrage simultaneously; By fuel sensor the fuel quantity parameter in the fuel tank is converted into the moving pointer of voltage parameter driving cross hairs astragal and indicates fuel tank fuel quantity.The shortcoming of this type of instrument is that speed indication pointer is easily shaken, pointing accuracy is low, the easy clamping stagnation of character wheel during the counter carry, and the cross coil is subject to temperature effect and makes indicated value produce temperature drift.
Summary of the invention
Technical problem to be solved in the utility model is at above-mentioned defective, and a kind of novel and beautiful is provided, indication is clear, precision is high, low in energy consumption, stable performance, LCD liquid crystal display motorcycle instrument that cost is low, its speed indication pointer is stable, pointing accuracy is high, the counter carry is timely, phenomenons such as non-jitter, clamping stagnation, temperature drift.
The utility model solves the problems of the technologies described above the technical scheme that is adopted:
LCD liquid crystal display motorcycle instrument, comprise instrument housing, the technical measures of taking comprise: the circuit board that is designed to the instrument housing front shape is housed in the instrument housing, circuit board is welded and is useful on two LCD LCDs that show the corresponding informance window respectively, and wherein a LCD LCDs is formed its bar blocks digital display of lighting with 10 sections bar blocks and shown (indication) fuel quantity; Another piece LCD LCDs is multi-functional LCD LCDs, forms its bar blocks digital display of lighting with 39 sections bar blocks respectively and shows (indication) engine speed, forms with 2 half words and shows (indication) locomotive speed of a motor vehicle; Show (indication) accumulative total total kilometrage with 6 bit digital; The numeral that shows 24 hours systems with 6 bit digital shows (indication) clock; The below that is positioned at the instrument housing appearance is provided with public affairs, data transaction display button made in Great Britain and the clock correction display button of the speed of a motor vehicle, total kilometrage accumulative total; The backlight circuit that adopts LED light-emitting diode and dot matrix light guide plate to form is housed between two LCD LCDs back side and the wiring board.
For optimizing technique scheme, the concrete measure of taking also comprises:
For guaranteeing the LCD LCDs at no external light source, especially can clear relevant information of seeing its demonstration under the night condition; Above-mentioned LED-backlit source circuit is made up of 5 LED1---LED5 light-emitting diodes and two dot matrix light guide plate, be contained between two LCD LCDs back sides and the wiring board, the voltage of input+5V makes it light the generation colored light sources for the LED1---LED5 light-emitting diode provides required operating voltage after the resistance R current limliting, and two dot matrix light guide plate through being mated assembling reflect, diffuse into the backlight of evenly beautiful light source as two LCD LCDs with light source.
For overcoming the LCD liquid crystal display device is can't character display and pattern when not working, and is the blank screen state, seems very dull on the instrument sense organ; Above-mentioned instrument housing front is provided with by the color panel of instrument housing external form making with the corresponding cooperation of two LCD liquid crystal display screens, and the color panel silk-screen has marks such as engine speed, fuel quantity, the locomotive speed of a motor vehicle, accumulative total total kilometrage, clock display window, scale.
Above-mentioned circuit board is the printed circuit board of high integration, and the circuit on this printed circuit board is by power supply voltage converting circuit, LED-backlit source circuit, fuel quantity circuit, engine speed circuit, locomotive speed of a motor vehicle circuit, accumulative total total kilometrage circuit, clock circuit and push-button unit is set forms.
Above-mentioned fuel quantity circuit is by fuel-quantity transducer RX, and fuel quantity LCD LCDs S1---S10 section bar blocks and oil can mark are formed; The engine speed circuit, X1---X39 section bar blocks by shaping pulse IC1, multi-functional LCD LCDs is formed, every increase is lighted 1 section for 285.7 rev/mins, and the highest demonstration is changeed 11142.3 rev/mins of scooters and indicated actual engine speed by 0 on the color panel, 2,4,6,8, the cooperation of 10 * 1000/min calibration points; Locomotive speed of a motor vehicle circuit, 2 half word characters and the TPH of English unit metric unit km/h character by vehicle speed sensor VT, button S1, multi-functional LCD LCDs are formed, show 0 during no vehicle speed signal, when being arranged, vehicle speed signal shows actual vehicle speed, the highest 199km/h that shows can realize the conversion of metric and English data unit to it by button S1 is provided with.
Above-mentioned accumulative total total kilometrage circuit is by IC3 E
2The minimum count value that shows formed in 6 bit digital characters of PROM data storage, multi-functional LCD LCDs is the 0.1 maximum count value 99999.9 that shows; Clock circuit, by real-time timepiece chip IC4, button S2, S3,6 bit digital characters of multi-functional LCD LCDs form show respectively 24 hours standards the time, minute, second, by to the setting of button S2, S3 can to clock the time, divide and proofread and correct; All data transaction, correction, finish by single-chip microcomputer IC2, IC5 is extensive PCF8576CT |
2C bus 4X40LCD driver drives section and character on two LCD LCDs with its 40 sections output S0---S39 and 4 backplane output BP0---BP3 with address, byte data selection mode, reaches and lights demonstration.
Above-mentioned power-switching circuit is made up of D1 rectification, filtering, integrated regulator, the voltage VE+ of input is provided the operating voltage of institute's palpus to the+5V to each integrated circuit and circuit through rectification, filtering, voltage stabilizing.
Compared with prior art, the utility model is by being equipped with the circuit board that is designed to the instrument housing front shape in the instrument housing, circuit board is welded and is useful on two LCD LCDs that show the corresponding informance window respectively, and wherein a LCD LCDs is formed its bar blocks digital display of lighting with 10 sections bar blocks and shown (indication) fuel quantity; Another piece LCD LCDs is multi-functional LCD LCDs, forms its bar blocks digital display of lighting with 39 sections bar blocks respectively and shows (indication) engine speed, forms with 2 half words and shows (indication) locomotive speed of a motor vehicle; Show (indication) accumulative total total kilometrage with 6 bit digital; With 6 bit digital show respectively (indication) 24 hours system clock the time, minute, second; The below that is positioned at the instrument housing appearance is provided with public affairs, data transaction display button made in Great Britain and the clock correction display button of the speed of a motor vehicle, total kilometrage accumulative total; The backlight circuit that adopts LED light-emitting diode and dot matrix light guide plate to form is housed between two LCD LCDs back side and the wiring board.It adopts high performance Single-chip Controlling and extensive low-power consumption lcd driver, has highly integratedly, and peripheral circuit is simple and reliable, and cost is low; Speed indication pointer is stable, pointing accuracy is high, the counter carry is timely, does not have mechanical structure, phenomenons such as non-jitter, clamping stagnation, temperature drift.
Description of drawings
Fig. 1 is the utility model appearance structure schematic diagram;
Fig. 2 is the utility model circuit theory schematic diagram;
Fig. 3 is the utility model flow chart.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.The utility model as shown in Figure 1 to Figure 3.Among Fig. 1, instrument housing 1; Fuel quantity LCD LCDs 2; Multi-functional LCD LCDs 3, engine speed 301; The locomotive speed of a motor vehicle 302; Accumulative total total kilometrage 303; Clock 304; Color panel 4; Button 5 is set.
Fig. 1 realizes LCD liquid crystal display mode on export-oriented motorcycle falcon instrument, in instrument housing 1 according to the high integration printed circuit board of housing exterior design, and on circuit board, be welded and be useful on various input, the supply voltage conversion, real-time clock, the power down data storing, the high-performance single-chip microcomputer, circuit elements devices such as lcd driver are fuel quantity display screen 2 with one of two LCD LCDs that become according to the housing exterior design, with the oil mass in 10 sections bar blocks demonstration fuel tanks, another piece is multi-functional LCD LCDs 3, shows engine speed 301 with 39 sections bar blocks respectively; 2 half words show the locomotive speed of a motor vehicle 302; 6 bit digital show accumulative total total kilometrage 303; 6 bit digital show 24 hours system clocks 304); Be equipped with between two LCD LCDs back side and the wiring board with two LCDs sizes and to adopt the LED light-emitting diode be that light source and dot matrix light guide plate are formed the LCD liquid crystal screen back light source; The color panel 4 that corresponding doubling with it is printed on marks such as engine speed, fuel level amount, the locomotive speed of a motor vehicle, accumulative total total kilometrage, clock display window, scale is housed in two LCD liquid crystal display screen fronts; Be positioned at being 3 button 5 being set of instrument below, from left to right order is divided key (M) in key (H), clock school when being respectively metric and English conversion key (K-M), clock school, by the setting that button is set to 3 can realize clock the time, divide corrections, the locomotive speed of a motor vehicle, accumulative total total kilometrage metric and English unit and data transaction demonstration.Its operation principle as shown in Figure 3.
Power-switching circuit 201 is made up of D1 rectification, filtering, integrated regulator among Fig. 2, the voltage VE+ of input is provided the operating voltage of institute's palpus to the+5V to each integrated circuit and circuit through rectification, filtering, voltage stabilizing; LED-backlit source circuit 202, form by 5 LED1---LED5 light-emitting diodes (this light-emitting diode can be any color) and two dot matrix light guide plate, the voltage of input+5V makes it light the generation colored light sources for the LED1---LED5 light-emitting diode provides required operating voltage after the resistance R current limliting, and two dot matrix light guide plate through being mated assembling reflect, diffuse into the backlight of evenly beautiful light source as two LCD LCDs with light source; Fuel quantity circuit 203, by fuel-quantity transducer RX, fuel quantity LCD LCDs S1---S10 section bar blocks and oil can mark are formed, it is full that the S1---S10 bar segment is lighted expression oil entirely, flashing that oil can mark one bright one went out when S1---S2 section bar blocks was lighted reported to the police expression oil soon to the greatest extent, S1---S10 section bar blocks is gone out entirely and oil can mark one bright goes out, and flashing of not stopping reported to the police expression oil to the greatest extent, the hop count that LCD lights represent in the fuel tank oil mass what; Engine speed circuit 204, X1---X39 section bar blocks by shaping pulse IC1, multi-functional LCD LCDs is formed, every increase is lighted 1 section for 285.7 rev/mins, the highest demonstration is changeed 11142.3 rev/mins of scooters and is cooperated by 0 on the color panel, 2,4,6,8,10 * 1000/min calibration points and indicates actual engine speed (every calibration points is 2000 rev/mins, is made up of 7 sections bar blocks sections for per 2000 rev/mins); Locomotive speed of a motor vehicle circuit 205,2 half word characters and the TPH of English unit metric unit km/h character by vehicle speed sensor VT, button S1, multi-functional LCD LCDs are formed, show 0 during no vehicle speed signal, when being arranged, vehicle speed signal shows actual vehicle speed, the highest 199km/h that shows can realize that the conversion of metric and English data unit shows to it by button S1 is provided with; Accumulative total total kilometrage circuit 206 is by IC3E
2The minimum count value that shows formed in 6 bit digital characters of PROM data storage, multi-functional LCD LCDs is the 0.1 maximum count value 99999.9 that shows; Clock circuit 207, by real-time timepiece chip IC4, button S2, S3,6 bit digital characters of multi-functional LCD LCDs form show respectively 24 hours standards the time, minute, second, by to the setting of button S2, S3 can to clock the time, divide and proofread and correct.All data transaction, correction, finish by single-chip microcomputer IC2, IC5 is extensive PCF8576CT |
2C bus 4X40LCD driver drives section and character on two LCD LCDs with its 40 sections output S0---S39 and 4 backplane output BP0---BP3 with address, byte data selection mode, reaches and lights (fillings) demonstration.
The aanalogvoltage vin warp that single-chip microcomputer IC2 P0.4 mouth detects on the fuel-quantity transducer Rx is relatively also determined the byte data that will show is sent to by serial port with oil amount reference value, the warning fiducial value of IC2 |
2C bus lcd driver IC5, |
2C bus lcd driver IC5 lights (filling) fuel quantity LCD LCDs Unit 203 pairing S1---S10 section bar blocks and oil can mark with the byte data that receives according to selected LCD type of drive, demonstrates actual oil mass and oil can mark; Single-chip microcomputer IC2 P1.4 mouth detect from the alternating impulse signal P1 on the engine magneto after the IC1 shaping for square-wave pulse signal again through with the rotating speed fiducial value of IC2 relatively and determine the byte data that will show is sent to by serial port |
2C bus lcd driver IC5, |
2C bus lcd driver IC5 lights the corresponding X1---X39 section bar blocks in (filling) multi-functional LCD LCDs Unit 204 with the byte data that receives according to selected LCD type of drive, demonstrates practical engine speeds; Single-chip microcomputer IC2 P0.7 mouth detects from the square-wave pulse signal P2 on the speed of a motor vehicle sensor VT of lining through relatively also determining byte datas such as the locomotive speed of a motor vehicle that will show and preserve, mileage numerical value are sent to E by serial port with the speed of a motor vehicle fiducial value of IC2
2PROM IC3 and |
2C bus lcd driver IC5, E
2PROM data storage IC3 receives after the mileage numeric data by every kilometer or mile adds up, and carry out new mileage and store, simultaneously |
2C bus lcd driver IC5 lights (filling) multi-functional LCD LCDs Unit 205, the corresponding numerical character section in Unit 206 with the speed of a motor vehicle, the mileage numerical value byte data that receive according to selected LCD type of drive, demonstrates the actual locomotive speed of a motor vehicle, new accumulative total total kilometrage; Clock is by the multi-functional special use of a slice |
2Sending single-chip microcomputer IC2 to after the C Bus PC F8563 real-time timepiece chip IC4 generation high accuracy clock source data sends to through the IC2 processing |
2C bus lcd driver IC5, |
2C bus lcd driver IC5 lights the corresponding character field in clock Unit 207 of (filling) multi-functional LCD LCDs with the byte data that receives according to selected LCD type of drive, demonstrates the time of 24 hours standards.Above-mentioned each workflow as shown in Figure 3.
Though the utility model illustrates and describes by the reference preferred embodiment,, those skilled in the art should understand, and in the scope of claims, can do the various variation on form and the details.
Claims (7)
1, LCD liquid crystal display motorcycle instrument, comprise instrument housing, it is characterized in that: the circuit board that is designed to the instrument housing front shape is housed in the described instrument housing, described circuit board is welded and is useful on two LCD LCDs that show the corresponding informance window respectively, and wherein a LCD LCDs is formed its bar blocks digital display of lighting with 10 sections bar blocks and shown the fuel quantity indication; Another piece LCD LCDs is multi-functional LCD LCDs, forms its bar blocks digital display of lighting with 39 sections bar blocks respectively and shows the engine speed indication, forms with 2 half words and shows the indication of the locomotive speed of a motor vehicle; Show the indication of accumulative total total kilometrage with 6 bit digital; Show the digital dock indication of 24 hours systems with 6 bit digital; The below that is positioned at described instrument housing appearance is provided with public affairs, data transaction display button made in Great Britain and the clock correction display button of speed of a motor vehicle display button, total kilometrage accumulative total; The backlight circuit that adopts LED light-emitting diode and dot matrix light guide plate to form is housed between described two LCD LCDs back sides and the wiring board.
2, LCD liquid crystal display motorcycle instrument according to claim 1, it is characterized in that: described LED-backlit source circuit is made up of 5 LED1---LED5 light-emitting diodes and two dot matrix light guide plate, be contained between described two LCD LCDs back sides and the wiring board, the voltage of input+5V makes it light the generation colored light sources for the LED1---LED5 light-emitting diode provides required operating voltage after the resistance R current limliting, and two dot matrix light guide plate through being mated assembling reflect, diffuse into the backlight of evenly beautiful light source as two LCD LCDs with light source.
3, LCD liquid crystal display motorcycle instrument according to claim 1, it is characterized in that: described instrument housing front is provided with by the color panel of instrument housing external form making with the corresponding cooperation of two LCD liquid crystal display screens, and described color panel silk-screen has marks such as engine speed, fuel quantity, the locomotive speed of a motor vehicle, accumulative total total kilometrage, clock display window, scale.
4, LCD liquid crystal display motorcycle instrument according to claim 1, it is characterized in that: described circuit board is the printed circuit board of high integration, and the circuit on this printed circuit board is by power supply voltage converting circuit (201), LED-backlit source circuit (202), fuel quantity circuit (203), engine speed circuit (204), locomotive speed of a motor vehicle circuit (205), accumulative total total kilometrage circuit (206), clock circuit (207) and push-button unit is set forms.
5, LCD liquid crystal display motorcycle instrument according to claim 4 is characterized in that: described fuel quantity circuit (203) is by fuel-quantity transducer RX, and fuel quantity LCD LCDs S1---S10 section bar blocks and oil can mark are formed; Engine speed circuit (204), X1---X39 section bar blocks by shaping pulse IC1, multi-functional LCD LCDs is formed, every increase is lighted 1 section for 285.7 rev/mins, and the highest demonstration is changeed 11142.3 rev/mins of scooters and indicated actual engine speed by 0 on the color panel, 2,4,6,8, the cooperation of 10 * 1000/min calibration points; Locomotive speed of a motor vehicle circuit (205), 2 half word characters and the TPH of English unit metric unit km/h character by vehicle speed sensor VT, button S1, multi-functional LCD LCDs are formed, show 0 during no vehicle speed signal, when being arranged, vehicle speed signal shows actual vehicle speed, the highest 199km/h that shows can realize the conversion of metric and English data unit to it by button S1 is provided with.
6, LCD liquid crystal display motorcycle instrument according to claim 5 is characterized in that: described accumulative total total kilometrage circuit (206), and by IC3 E
2The minimum count value that shows formed in 6 bit digital characters of PROM data storage, multi-functional LCD LCDs is the 0.1 maximum count value 99999.9 that shows; Described clock circuit (207), by real-time timepiece chip IC4, button S2, S3,6 bit digital characters of multi-functional LCD LCDs form show respectively 24 hours standards the time, minute, second, by to the setting of button S2, S3 can to clock the time, divide and proofread and correct; All data transaction, correction, finish by single-chip microcomputer IC2, IC5 is extensive PCF8576CT|
2C bus 4X40LCD driver drives section and character on two LCD LCDs with its 40 sections output S0---S39 and 4 backplane output BP0---BP3 with address, byte data selection mode, reaches and lights demonstration.
7, LCD liquid crystal display motorcycle instrument according to claim 6, it is characterized in that: described power-switching circuit (201) is made up of D1 rectification, filtering, integrated regulator, the voltage VE+ of input is provided the operating voltage of institute's palpus to the+5V to each integrated circuit and circuit through rectification, filtering, voltage stabilizing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200520015058 CN2831699Y (en) | 2005-09-22 | 2005-09-22 | Motorcycle instrument with LCD display |
Applications Claiming Priority (1)
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CN 200520015058 CN2831699Y (en) | 2005-09-22 | 2005-09-22 | Motorcycle instrument with LCD display |
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CN2831699Y true CN2831699Y (en) | 2006-10-25 |
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CN 200520015058 Expired - Fee Related CN2831699Y (en) | 2005-09-22 | 2005-09-22 | Motorcycle instrument with LCD display |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101847349A (en) * | 2009-03-26 | 2010-09-29 | 本田技研工业株式会社 | Liquid crystal display device of motor cycle |
CN102114278A (en) * | 2009-12-31 | 2011-07-06 | 北京谊安医疗系统股份有限公司 | Display device of transfusion system and method thereof |
CN102122494A (en) * | 2010-12-28 | 2011-07-13 | 广东易事特电源股份有限公司 | Display control method for uninterrupted power supply or stabilized voltage power supply |
CN102831853A (en) * | 2011-06-14 | 2012-12-19 | 江苏固德威电源科技有限公司 | LCD screen with combination of segment codes, dot matrixes and silk-screen printings and display method thereof |
CN104535095A (en) * | 2014-12-04 | 2015-04-22 | 苏州欣航微电子有限公司 | Novel waterproof thermal-insulation liquid crystal instrument of electric car |
CN108082357A (en) * | 2018-01-18 | 2018-05-29 | 宁波市龙嘉摩托车有限公司 | A kind of motorcycle instrument |
-
2005
- 2005-09-22 CN CN 200520015058 patent/CN2831699Y/en not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101847349A (en) * | 2009-03-26 | 2010-09-29 | 本田技研工业株式会社 | Liquid crystal display device of motor cycle |
CN101847349B (en) * | 2009-03-26 | 2013-07-03 | 本田技研工业株式会社 | Liquid crystal display device of motor cycle |
CN102114278A (en) * | 2009-12-31 | 2011-07-06 | 北京谊安医疗系统股份有限公司 | Display device of transfusion system and method thereof |
CN102114278B (en) * | 2009-12-31 | 2014-08-06 | 北京谊安医疗系统股份有限公司 | Display device of transfusion system and method thereof |
CN102122494A (en) * | 2010-12-28 | 2011-07-13 | 广东易事特电源股份有限公司 | Display control method for uninterrupted power supply or stabilized voltage power supply |
CN102831853A (en) * | 2011-06-14 | 2012-12-19 | 江苏固德威电源科技有限公司 | LCD screen with combination of segment codes, dot matrixes and silk-screen printings and display method thereof |
CN104535095A (en) * | 2014-12-04 | 2015-04-22 | 苏州欣航微电子有限公司 | Novel waterproof thermal-insulation liquid crystal instrument of electric car |
CN108082357A (en) * | 2018-01-18 | 2018-05-29 | 宁波市龙嘉摩托车有限公司 | A kind of motorcycle instrument |
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Legal Events
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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: 20061025 Termination date: 20120922 |