CN203864459U - Automobile digital combination instrument assembly - Google Patents
Automobile digital combination instrument assembly Download PDFInfo
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- CN203864459U CN203864459U CN201420293824.8U CN201420293824U CN203864459U CN 203864459 U CN203864459 U CN 203864459U CN 201420293824 U CN201420293824 U CN 201420293824U CN 203864459 U CN203864459 U CN 203864459U
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- control circuit
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- lamp
- micro controller
- controller system
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- Emergency Alarm Devices (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The utility model relates to an automobile digital combination instrument assembly. The automobile digital combination instrument assembly comprises a single chip microcomputer, an instrument, an LCD function display screen and an alarm. The instrument and the LCD function display screen are electrically connected with the single chip microcomputer respectively, and the single chip microcomputer is integrated with a voice alarm control circuit. The single chip microcomputer is in electric signal connection with the alarm through the voice alarm control circuit. The voice alarm control circuit comprises a high-water-temperature alarm control circuit, a low-air-pressure alarm control circuit and an other-alarm control circuit. The single chip microcomputer further comprises a motor driving control circuit, a power source control circuit and an LCD driving control circuit. The single chip microcomputer is connected with the instrument in a controlling mode through the motor driving control circuit, connected with an external power source through a power source control circuit and connected with the LCD function display screen in a controlling mode through the LCD driving control circuit. The automobile digital combination instrument assembly is simple and reasonable in structural design, various independent voice alarming functions are integrated, manufacturing cost is low, the fault rate of a whole automobile is low, and use is safe and reliable.
Description
Technical field
The utility model relates to automobile electronics technical field, relates in particular to a kind of Digital Automobile combination instrument assembly.
Background technology
Along with the development of auto trade, modern automobile control system, and people's car information exchange functions is more and more, as shown in Figure 3, comprises various Dial of instrument deixises, warning indicator lamp function, and voice alarm function, etc.
As shown in Figure 3, existingly on commercial car, all use several voice alarm function device, but, these voice alarm function devices conventionally and instrument assembly open respectively installation, be that these voice alarm function devices are conventionally distributed in the diverse location of automobile and are connected with the instrument assembly of automobile respectively by wire harness, simultaneously, the each own independently power circuit of each independent voice alarm function device, control circuit, pronunciation device, shell etc., this structure design makes integral vehicle cost higher, because voice alarm function device is more, not only whole mounting process complexity, easily make mistakes, efficiency is low, and cost of labor and wire harness cost also all increase, also the corresponding fault rate having improved between instrument assembly and voice alarm function device, bring certain hidden danger to the safe handling of car load.
Above-mentioned known, be necessary to convert prior art and further improve.
Summary of the invention
The utility model is on existing automobile, conventionally to have used several independently voice alarm function device in order to solve, manufacturing cost is high, mounting process complexity, easily make mistakes, efficiency is low, fault rate proposes a kind of simple in structure compared with the problem such as high, low cost of manufacture, mounting process is simple, efficiency is high, uses the combination instrument assembly of safety and failure rate is low.
The utility model is achieved through the following technical solutions:
Above-mentioned Digital Automobile combination instrument assembly, comprises micro controller system, instrument and LCD function display screen, and described instrument and LCD function display screen are electrically connected with described micro controller system respectively; Described instrument assembly also comprises annunciator; Described micro controller system is integrated with phonetic alarm control circuit; Described micro controller system is connected with described annunciator electric signal by described phonetic alarm control circuit; Described phonetic alarm control circuit comprises the high annunciator control circuit of water temperature, the low annunciator control circuit of air pressure and other annunciator control circuits that are all connected with described annunciator electric signal; Described micro controller system also comprises motor driving controling circuit, power control circuit and LCD Drive and Control Circuit; Described micro controller system is connected and is controlled described instrument by described motor driving controling circuit, connects external power supply by described power control circuit, is connected and is controlled described LCD function display screen by described LCD Drive and Control Circuit.
Described combination instrument assembly, wherein: described micro controller system is also connected with multiple signal lamps, described signal lamp all adopts light-emitting diode; Described signal lamp comprises On-Board Diagnostics (OBD) signal lamp OBD, urea level signal lamp SCR, stopping alarm signal lamp STOP and external control alarm lamp.
Described combination instrument assembly, wherein: described external control alarm lamp comprises fog lamp, charging clearing lamp, air filter blocking signal lamp, vehicle door status signal lamp, Parking Brake signal lamp, engine motor oil temperature signal lamp and other various signal lamps.
Described combination instrument assembly, wherein: described instrument assembly also comprises instrument signal collection and output control circuit, described micro controller system gathers by instrument signal and output control circuit leads to multiple signal terminals.
Described combination instrument assembly, wherein: described signal terminal comprises positive source terminal, power cathode terminal, fuel-quantity transducer signal terminal, water temperature sensor signal terminal, car speed sensor signal terminal, signals of rotational speed sensor terminal, the low warning sensor signal terminal of air pressure, water temperature over-high sensor signal terminal, water level detector signal terminal and other various signal terminals.
Described combination instrument assembly, wherein: described micro controller system also has signal acquiring unit, signal over-voltage over-current protection unit, signal electromagnet anti-interference and filter shape unit, signal comparison, signal logic processing unit and other various driver elements.
Beneficial effect:
The utility model combination instrument assembly structure simplicity of design, rationally, wherein, the instrument own resource advantage of utilizing various functions and wire harness relatively to concentrate, outside various independently audio alert device and independent control circuit corresponding to various independently audio alert devices are removed, by each voice alarm function device, the power circuit of each voice alarm function device and control circuit are all integrated in micro controller system, and carry out integrated optimization control, therefore, make various acquisition of signals convenient, driver information exchange is friendly, convenient, can effectively realize the audio alert that priority that independent alarm cannot realize and various logic are related to control., reduce because the minimizing of external alert device also makes the mounting process of whole instrument assembly, corresponding wire harness also can reduce meanwhile, further reduce cost, improve efficiency of assembling, and the also minimizing thereupon of the fault rate of car load, the safety, the reliability that use ensured; The work capacitys such as the buying of whole instrument assembly, storage, allotment have all obtained obvious reduction, improved production efficiency, reduced productive costs.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model combination instrument assembly;
Fig. 2 is another structural representation of the utility model combination instrument assembly;
Fig. 3 is the structural representation of original combination instrument assembly.
Detailed description of the invention
As shown in Fig. 1 to 2, the utility model combination instrument assembly, comprises micro controller system 1, instrument 2, LCD function display screen 3 and annunciator 4.
This micro controller system 1 is integrated with multiple control circuits, specifically comprises motor driving controling circuit 11, LCD Drive and Control Circuit 12, phonetic alarm control circuit 13 and power control circuit 14; This annunciator control circuit 13 is for being integrated in the phonetic alarm control circuit on micro controller system 1, and it mainly comprises the high annunciator control circuit 131 of water temperature, the low annunciator control circuit 132 of air pressure and other annunciator control circuits 133 that are all connected with annunciator 4 electric signal; This micro controller system 1 connects external power supply 5 by this power control circuit 14.
Wherein, this micro controller system 1 is the multiple signal lamps 15 of integrated control also, and this signal lamp 15 comprises On-Board Diagnostics (OBD) signal lamp OBD, urea level signal lamp SCR, stopping alarm signal lamp STOP, external control alarm lamp etc.; This external control alarm lamp mainly includes fog lamp, charging clearing lamp, air filter blocking signal lamp, vehicle door status signal lamp, Parking Brake signal lamp, engine motor oil temperature signal lamp etc.; What wherein, this On-Board Diagnostics (OBD) signal lamp OBD, urea level signal lamp SCR, stopping alarm signal lamp STOP, external control alarm lamp etc. all adopted is light-emitting diode; This fog lamp, charging clearing lamp, air filter blocking signal lamp, vehicle door status signal lamp, Parking Brake signal lamp, engine motor oil temperature signal lamp etc. also all adopt light-emitting diode.
Meanwhile, this micro controller system 1 also gathers by instrument signal and output control circuit 17 leads to many bars terminal 16, and this signal terminal 16 includes the low warning sensor signal terminal of air pressure, water temperature over-high sensor signal terminal, water level detector signal terminal etc.
This micro controller system 1 also has signal acquiring unit, signal over-voltage over-current protection unit, signal electromagnet anti-interference and filter shape unit, signal comparison, signal logic processing unit and various driver element; This micro controller system 1 can the various signals of comprehensive treatment, be the coherent signals such as switching value signal, analog sensor signal, digital sensor signal, CAN signal, by the various signal parameters of collection analysis, by the each gauge outfit parameter of micro controller system 1 direct Driving Stepping Motor simulation instruction, and drive LCD numeral or simulation to show each function, can drive buzzer warning by specific logical relation as requested simultaneously.
Instrument 2 is electrically connected with micro controller system 1, and wherein, this instrument 2 is specifically connected with the motor driving controling circuit 11 on micro controller system 1; This instrument 2 has multiple, mainly comprises propons air-pressure gauge, back axle air-pressure gauge, volt meter, oil pressure indicator, oil measurer, water thermometer, average speed indicator, speed gage etc.; This propons air-pressure gauge, back axle air-pressure gauge, volt meter, oil pressure indicator, oil measurer, water thermometer, average speed indicator, speed gage philosophy connect with the corresponding control circuit in micro controller system 1.
Power supply 3 is electrically connected with micro controller system 1, and wherein, this power supply 3 is specifically connected with the power control circuit 14 on micro controller system 1.
LCD function display screen 3 is electrically connected with micro controller system 1, and wherein, this LCD function display screen 3 is specifically connected with the LCD Drive and Control Circuit 12 on micro controller system 1.
Annunciator 4 is electrically connected with micro controller system 1, and wherein, this annunciator 4 is specifically connected with the phonetic alarm control circuit 13 on micro controller system 1; What this annunciator 4 adopted is buzzer phone.Annunciator 4 also can be connected with instrument signal collection and output control circuit, and annunciator 4 can directly be controlled by signal terminal.
Wherein, the utility model combination instrument assembly also gathers by instrument signal and output control circuit leads to positive source terminal, power cathode terminal, fuel-quantity transducer signal terminal, water temperature sensor signal terminal, car speed sensor signal terminal, signals of rotational speed sensor terminal etc.
The utility model is simple in structure, it has removed outside various independently audio alert device, various independently audio alert devices are integrated, can realize the audio alert that priority that independent alarm cannot realize and various logic are related to control, not only reduce manufacturing cost, and the also minimizing thereupon of the fault rate of car load, use safety, reliable, be suitable for propagation and employment.
Claims (6)
1. a Digital Automobile combination instrument assembly, comprises micro controller system, instrument and LCD function display screen, and described instrument and LCD function display screen are electrically connected with described micro controller system respectively; It is characterized in that: described instrument assembly also comprises annunciator;
Described micro controller system is integrated with phonetic alarm control circuit;
Described micro controller system is connected with described annunciator electric signal by described phonetic alarm control circuit; Described phonetic alarm control circuit comprises the high annunciator control circuit of water temperature, the low annunciator control circuit of air pressure and other annunciator control circuits that are all connected with described annunciator electric signal;
Described micro controller system also comprises motor driving controling circuit, power control circuit and LCD Drive and Control Circuit; Described micro controller system is connected and is controlled described instrument by described motor driving controling circuit, connects external power supply by described power control circuit, is connected and is controlled described LCD function display screen by described LCD Drive and Control Circuit.
2. combination instrument assembly as claimed in claim 1, is characterized in that: described micro controller system is also connected with multiple signal lamps, described signal lamp all adopts light-emitting diode;
Described signal lamp comprises On-Board Diagnostics (OBD) signal lamp OBD, urea level signal lamp SCR, stopping alarm signal lamp STOP and external control alarm lamp.
3. combination instrument assembly as claimed in claim 2, is characterized in that: described external control alarm lamp comprises fog lamp, charging clearing lamp, air filter blocking signal lamp, vehicle door status signal lamp, Parking Brake signal lamp, engine motor oil temperature signal lamp and other various signal lamps.
4. combination instrument assembly as claimed in claim 1, is characterized in that: described instrument assembly also comprises instrument signal collection and output control circuit,
Described micro controller system gathers by instrument signal and output control circuit leads to multiple signal terminals.
5. combination instrument assembly as claimed in claim 4, is characterized in that: described signal terminal comprises positive source terminal, power cathode terminal, fuel-quantity transducer signal terminal, water temperature sensor signal terminal, car speed sensor signal terminal, signals of rotational speed sensor terminal, the low warning sensor signal terminal of air pressure, water temperature over-high sensor signal terminal, water level detector signal terminal and other various signal terminals.
6. combination instrument assembly as claimed in claim 1, is characterized in that: described micro controller system also has signal acquiring unit, signal over-voltage over-current protection unit, signal electromagnet anti-interference and filter shape unit, signal comparison, signal logic processing unit and other various driver elements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420293824.8U CN203864459U (en) | 2014-06-05 | 2014-06-05 | Automobile digital combination instrument assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420293824.8U CN203864459U (en) | 2014-06-05 | 2014-06-05 | Automobile digital combination instrument assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203864459U true CN203864459U (en) | 2014-10-08 |
Family
ID=51645441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420293824.8U Expired - Fee Related CN203864459U (en) | 2014-06-05 | 2014-06-05 | Automobile digital combination instrument assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203864459U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107599842A (en) * | 2017-09-28 | 2018-01-19 | 湖北群泽汽车零部件有限公司 | A kind of TFT color LCD screens automobile combination meter assembly |
| CN108146246A (en) * | 2017-12-15 | 2018-06-12 | 北京青云航空仪表有限公司 | A kind of combination instrument |
-
2014
- 2014-06-05 CN CN201420293824.8U patent/CN203864459U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107599842A (en) * | 2017-09-28 | 2018-01-19 | 湖北群泽汽车零部件有限公司 | A kind of TFT color LCD screens automobile combination meter assembly |
| CN108146246A (en) * | 2017-12-15 | 2018-06-12 | 北京青云航空仪表有限公司 | A kind of combination instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20190605 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |