CN104494445A - Mine vehicle instrument assembly - Google Patents
Mine vehicle instrument assembly Download PDFInfo
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- CN104494445A CN104494445A CN201410787086.7A CN201410787086A CN104494445A CN 104494445 A CN104494445 A CN 104494445A CN 201410787086 A CN201410787086 A CN 201410787086A CN 104494445 A CN104494445 A CN 104494445A
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Abstract
The invention discloses a mine vehicle instrument assembly comprising a housing, a plurality of instruments, an indicator light display, an indicator light control unit, an instrument control unit and a power module. The instruments and the indicator light display are disposed on the upper surface of the housing. The indicator light control unit, the instrument control unit and the power module used for powering are disposed within the housing. The instrument control unit comprises a MCU (microcontroller unit) module, a vehicle speed signal input module, a fuel signal input module, a pressure signal input module, a voltage signal input module, a CAN (controller area network) bus module, step motor and an instrument display; the vehicle speed signal input module, the fuel signal input module, the pressure signal input module, the voltage signal input module and the CAN bus module are connected with the input end of the MCU module; the step motors and the instrument display are connected with the output end of the MCU module. The mine vehicle instrument assembly has the advantages such as high display precision, high reliability, good communication timeliness and convenience in tracking.
Description
Technical field
The present invention relates to a kind of mine vehicle instrument assembly, belong to vehicular meter technical field.
Background technology
Mine vehicle belongs to highway car, is mainly used in mine, meets mine construction operation.In engineering, more durable than general bogie, load carrying ability is more.Mine environment is short compared to average highway transportation range, bend is many, operation road hazards, and load carrying ability is large, slope road operation continuous working period is long.
Mainly there is following defect in traditional mine vehicle instrument assembly:
1, current, the instrument assembly for mine vehicle generally all adopts the orthogonal convenient type crossed coil cassette mechanism of moving magnet to drive each instrument, and cause pointing accuracy low, fault rate is high;
2, adopt conventional communication mode not carry out Long-distance Control, concrete whereabouts and the running condition of mine vehicle cannot be grasped in real time;
3, telltale generally adopts the monochromatic LCD of segment encode, and displaying contents is single.
In view of this, the present inventor studies this, and develop a kind of mine vehicle instrument assembly specially, this case produces thus.
Summary of the invention
The object of this invention is to provide a kind of mine vehicle instrument assembly, there is display precision high, good reliability, real-time communication be good, be convenient to the features such as tracking.
To achieve these goals, solution of the present invention is:
A kind of mine vehicle instrument assembly, comprises shell, is arranged on several instrument of upper surface of outer cover, indicator lamp telltale, and arranges indicator lamp control unit, Meter Control Unit and the power module for powering in the enclosure; Wherein, described Meter Control Unit comprises MCU module, the vehicle speed signal load module be connected with MCU module input end, fuel oil signal input module, air pressure signal load module, voltage signal load module and CAN module, and each stepping motor to be connected with MCU module mouth and instrument display, tach signal, water temperature signal are all connected with the input end of MCU module by CAN module with engine oil pressure signal.
As preferably, described instrument comprises average speed indicator, speed gage, fuel gage, water thermometer and air-pressure gauge, and the pointer of above-mentioned instrument is connected with corresponding stepping motor, and stepping motor transfers indicators turn according to the output signal of MCU module; Described instrument also comprises oil pressure gauge and volt meter, and engine oil pressure table display and volt meter telltale adopt TFT colour liquid crystal display device, and the output signal according to MCU module transfers scale.
As preferably, described MCU module adopts the micro controller system of S9S12HY series, and model specifically can be selected to be the singlechip chip of S9S12HY48J0CLL, and the speed gage be connected with MCU module, water thermometer and oil pressure gauge all adopt CAN module transfer.
As preferably, described CAN module comprises interconnective common mode inductance, CAN transceiver, resistance and electric capacity, ECU on mine vehicle is transferred to CAN transceiver by after tach signal, water temperature signal and engine oil pressure acquisition of signal, process by CAN height line and the low line of CAN two lines, by CAN transceiver by above-mentioned Signal transmissions to MCU module, MCU module carries out logic analysis process and stepping motor corresponding to computing rear drive indicates analog value or by corresponding TFT colour liquid crystal display device display analog value.
As preferably, described indicator lamp control unit comprises each light-emitting diode be used to indicate, and the current-limiting resistance of connecting with each light-emitting diode, and the shunt resistance in parallel with light-emitting diode, realizes deixis by the conducting of outside rigid line.
As preferably, described vehicle speed signal load module comprises interconnective diode, resistance, electric capacity and aerotron, for converting the frequency signal of the speed of a motor vehicle to impulse singla, be transported to MCU module, the impulse singla of MCU module by collecting, calculate pulse number, and drive average speed indicator to realize instruction.
As preferably, described air pressure signal load module comprises interconnective resistance and electric capacity, be transferred to MCU module after converting the baroressitor signal that outside inputs to voltage signal, MCU module through calculating current atmospheric pressure value, and drives air-pressure gauge to realize instruction.
As preferably, described fuel oil signal input module comprises interconnective resistance and electric capacity, convert the fuel oil resistance signal that outside inputs to voltage signal and be transferred to MCU module, MCU module through calculating current fuel oil value, and drives fuel gage to realize instruction.
As preferably, described voltage signal load module comprises interconnective resistance and electric capacity, and the voltage signal inputted outside is by circuit transmission to MCU module, and MCU module through calculating current magnitude of voltage, and drives corresponding stepping motor to realize instruction.
As preferably, the input end of described power module is connected with priming supply end with battery feed respectively, and respectively through the burning voltage being converted to 5V after respective voltage stabilizing chip, the modules being respectively instrument assembly is powered.
As preferably, described mine vehicle instrument assembly comprises 2 air-pressure gauges, is respectively the first air-pressure gauge and the second air-pressure gauge, the first air-pressure gauge instruction be No. 1 air receiver air pressure in automobile, the second air-pressure gauge instruction be No. 2 air receiver air pressure in automobile.
Above-mentioned mine vehicle instrument assembly principle of work, part transducing signal is directly passed to MCU module by respective signal input module, another part is by being passed to MUC module by CAN module after ECU pick-up transducers acquisition process in car, MCU module sends drive singal according to after incoming signal Treatment Analysis to the stepping motor of each correspondence and telltale, and then control the rotation of each meter hand, each indicator lamp sends different indicator signals according to user action, and CAN module realizes mine vehicle and extraneous communication by being connected with GPS terminal.
Compared with prior art, mine vehicle instrument assembly of the present invention mainly has following several advantage:
1, drive each stepping motor by MCU module, pointing accuracy is high, good reliability;
2, realize the communication between modules by CAN, have that cost is low, real-time communication good, long transmission distance and the feature such as error correcting capability is strong;
3, adopt TFT colour liquid crystal display device, can increase and decrease Presentation Function, change and adjust at any time, rich display information;
4, be connected the real-time tracking that can realize mine vehicle with GPS terminal by CAN, once break down, monitoring and control centre can monitor fault cause in time, effectively improves past-sale service level and efficiency.Moreover, main engine plants as required, can also carry out information transmission to instrument assembly, functional shielding or recovery.
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the mine vehicle instrument assembly front elevation of the present embodiment;
Fig. 2 is the Meter Control Unit module frame chart of the present embodiment;
Fig. 3 is the MCU module schematic circuit diagram of the present embodiment;
Fig. 4 is the CAN modular circuit schematic diagram of the present embodiment;
Fig. 5 is the indicator lamp control unit partial circuit schematic diagram of the present embodiment;
Fig. 6 is the vehicle speed signal load module schematic circuit diagram of the present embodiment;
Fig. 7 is the first air pressure signal load module schematic circuit diagram of the present embodiment;
Fig. 8 is the fuel oil signal input module schematic circuit diagram of the present embodiment;
Fig. 9 is the voltage signal load module schematic circuit diagram of the present embodiment:
Figure 10 is the power module circuitry schematic diagram of the present embodiment.
Detailed description of the invention
As shown in Figure 1-2, a kind of mine vehicle instrument assembly, comprise shell 1, be arranged on the average speed indicator 2 of shell 1 upper surface, speed gage 3, fuel gage 4, water thermometer 5, first air-pressure gauge 6, second air-pressure gauge 7, oil pressure gauge 8, volt meter 9 and indicator lamp telltale 10, and be arranged on indicator lamp control unit, Meter Control Unit and the power module for powering in shell 1, wherein, described Meter Control Unit comprises MCU module 20, the vehicle speed signal load module 21 be connected with MCU module 20 input end, fuel oil signal input module 41, first air pressure signal load module 61, second air pressure signal load module 71, voltage signal load module 91 and CAN module 101, and the average speed indicator stepping motor 22 to be connected with MCU module mouth, speed gage stepping motor 32, fuel gage stepping motor 42, water thermometer stepping motor 52, first air-pressure gauge stepping motor 62, second air-pressure gauge 72 stepping motor, engine oil pressure table display 82, volt meter telltale 92, the above-mentioned speed gage 2 be connected with MCU module, water thermometer 5 and oil pressure gauge 8 all adopt CAN module 101 to transmit.The pointer of above-mentioned instrument is connected with corresponding stepping motor respectively, and stepping motor transfers indicators turn according to the output signal of MCU module 20.In the present embodiment, described engine oil pressure table display 82 and volt meter telltale 92 adopt TFT colour liquid crystal display device, output signal according to MCU module 20 transfers scale, in addition TFT colour liquid crystal display device can also show CAN data, working hour table, accumulative mileage, subtotal mileage, gear and 11 kinds of word (or pattern) interfaces, owing to adopting TFT colour liquid crystal display device, can according to the requirement of main frame producer, at any time Presentation Function is increased and decreased, change, adjustment, to the pattern that Shows Picture, color also can carry out personalized customization, product is greatly facilitated to retrofit, be particularly suitable for the application in small lot multi-assortment production.
As shown in Figure 3, described MCU module 20 adopts the micro controller system of S9S12HY series, specifically selects model to be the singlechip chip of S9S12HY48J0CLL in the present embodiment.
As shown in Figure 4, described CAN module 101 comprises common mode inductance that model is B82793S0513N201, model is TJA1040 CAN transceiver and resistance, electric capacity etc.By the ECU on mine vehicle by collecting sensor signal, handle well after be transferred to CAN transceiver by CAN height line and the low line of CAN two lines, again by CAN transceiver by Signal transmissions to MCU module 20, MCU module 20 is carried out logic analysis process and speed gage stepping motor 32 corresponding to computing rear drive and water thermometer stepping motor 52 and is indicated analog value or go out to show analog value by engine oil pressure table display 82.CAN module 101 is by being connected the Long-distance Control that can realize instrument assembly with GPS terminal, main engine plants are by establishing in-plant mine vehicle operation monitoring center, position and the whereabouts of mine vehicle can be grasped in real time, and accurately grasp its running condition, once break down, monitoring and control centre just can know fault cause in time, effectively improves past-sale service level and efficiency.Moreover, main engine plants as required, can also carry out information transmission to instrument assembly, functional shielding or recovery.Remote control technology is also convenient to main engine plants and is carried out market research, statistics and analysis to product in addition.
As shown in Figure 5, described indicator lamp control unit comprises each light-emitting diode be used to indicate, and the current-limiting resistance of connecting with each light-emitting diode, and the shunt resistance in parallel with light-emitting diode.Deixis is realized by the conducting of outside rigid line.Each indicator lamp signal shows eventually through indicator lamp telltale 10, and in the present embodiment, described indicator lamp telltale 10 adopts light-emitting diode display.
As shown in Figure 6, described vehicle speed signal load module 21 comprises interconnective diode, resistance, electric capacity and aerotron, for converting the speed of a motor vehicle frequency signal of input to impulse singla, be transported to MCU module 20, the impulse singla of MCU module 20 by collecting, calculate pulse number, and drive corresponding average speed indicator stepping motor 22 to realize instruction.
As shown in Figure 7, described first air pressure signal load module 61 and the second air pressure signal load module 71 adopt identical circuit structure, include interconnective resistance and electric capacity, MCU module 20 is transferred to after converting the baroressitor signal that outside inputs to voltage signal, MCU module 20 through calculating the first current atmospheric pressure value and the second atmospheric pressure value, and drives the first air-pressure gauge stepping motor 62 and the second air-pressure gauge stepping motor 72 to realize instruction.
As shown in Figure 8, described fuel oil signal input module 41 comprises interconnective resistance and electric capacity, convert the fuel oil resistance signal that outside inputs to voltage signal and be transferred to MCU module 20, MCU module 20 through calculating current fuel oil value, and drives corresponding fuel gage stepping motor 42 to realize instruction.
As shown in Figure 9, described voltage signal load module 91 comprises interconnective resistance and electric capacity, the voltage signal inputted outside is by circuit transmission to MCU module 20, and MCU module 20 through calculating current magnitude of voltage, and drives corresponding volt meter telltale 92 to realize instruction.
As shown in Figure 10, the input end of described power module is connected with priming supply end with battery feed respectively, and respectively through the burning voltage being converted to 5V after respective voltage stabilizing chip, the modules being respectively instrument assembly is powered, in the present embodiment, described voltage stabilizing chip model is LM2576-5V.
Above-mentioned mine vehicle instrument assembly principle of work, induced signal is directly passed to MCU module 20 by signal input module by part sensor, another part is by ECU pick-up transducers induced signal in car, MUC module 20 is passed to by CAN module 101 after process, MCU module 20 sends drive singal according to after incoming signal Treatment Analysis to the stepping motor of each correspondence and telltale, and then control the rotation of each meter hand, each indicator lamp sends different indicator signals according to user action, CAN module 101 realizes mine vehicle and extraneous communication by being connected with GPS terminal.
Above-described embodiment and graphic and non-limiting product form of the present invention and style, any person of an ordinary skill in the technical field, to its suitable change done or modification, all should be considered as not departing from patent category of the present invention.
Claims (10)
1. a mine vehicle instrument assembly, is characterized in that: comprise shell, is arranged on several instrument of upper surface of outer cover, indicator lamp telltale, and arranges indicator lamp control unit, Meter Control Unit and the power module for powering in the enclosure; Wherein, described Meter Control Unit comprises MCU module, the vehicle speed signal load module be connected with MCU module input end, fuel oil signal input module, air pressure signal load module, voltage signal load module and CAN module, and each stepping motor to be connected with MCU module mouth and instrument display, tach signal, water temperature signal are all connected with the input end of MCU module by CAN module with engine oil pressure signal.
2. a kind of mine vehicle instrument assembly as claimed in claim 1, it is characterized in that: described instrument comprises average speed indicator, speed gage, fuel gage, water thermometer and air-pressure gauge, the pointer of above-mentioned instrument is connected with corresponding stepping motor, and stepping motor transfers indicators turn according to the output signal of MCU module; Described instrument also comprises oil pressure gauge and volt meter, and engine oil pressure table display and volt meter telltale adopt TFT colour liquid crystal display device, and the output signal according to MCU module transfers scale.
3. a kind of mine vehicle instrument assembly as claimed in claim 1, is characterized in that: described MCU module adopts the micro controller system of S9S12HY series, and the speed gage be connected with MCU module, water thermometer and oil pressure gauge all adopt CAN module transfer.
4. a kind of mine vehicle instrument assembly as claimed in claim 1, it is characterized in that: described CAN module comprises interconnective common mode inductance, CAN transceiver, resistance and electric capacity, ECU on mine vehicle is by tach signal, water temperature signal and engine oil pressure acquisition of signal, CAN transceiver is transferred to by CAN height line and the low line of CAN two lines after process, by CAN transceiver by above-mentioned Signal transmissions to MCU module, MCU module carries out logic analysis process and stepping motor corresponding to computing rear drive indicates analog value or by corresponding TFT colour liquid crystal display device display analog value.
5. a kind of mine vehicle instrument assembly as claimed in claim 1, it is characterized in that: described indicator lamp control unit comprises each light-emitting diode be used to indicate, and the current-limiting resistance of to connect with each light-emitting diode, and the shunt resistance in parallel with light-emitting diode, realize deixis by the conducting of outside rigid line.
6. a kind of mine vehicle instrument assembly as claimed in claim 1, it is characterized in that: described vehicle speed signal load module comprises interconnective diode, resistance, electric capacity and aerotron, for converting the frequency signal of the speed of a motor vehicle to impulse singla, be transported to MCU module, the impulse singla of MCU module by collecting, calculate pulse number, and drive average speed indicator to realize instruction.
7. a kind of mine vehicle instrument assembly as claimed in claim 1, it is characterized in that: described air pressure signal load module comprises interconnective resistance and electric capacity, MCU module is transferred to after converting the baroressitor signal that outside inputs to voltage signal, MCU module through calculating current atmospheric pressure value, and drives air-pressure gauge to realize instruction; Described mine vehicle instrument assembly comprises 2 air-pressure gauges, is respectively the first air-pressure gauge and the second air-pressure gauge.
8. a kind of mine vehicle instrument assembly as claimed in claim 1, it is characterized in that: described fuel oil signal input module comprises interconnective resistance and electric capacity, convert the fuel oil resistance signal that outside inputs to voltage signal and be transferred to MCU module, MCU module through calculating current fuel oil value, and drives fuel gage to realize instruction.
9. a kind of mine vehicle instrument assembly as claimed in claim 1, it is characterized in that: described voltage signal load module comprises interconnective resistance and electric capacity, by outside input voltage signal by circuit transmission to MCU module, MCU module through calculating current magnitude of voltage, and drives corresponding stepping motor to realize instruction.
10. a kind of mine vehicle instrument assembly as claimed in claim 1, it is characterized in that: the input end of described power module is connected with priming supply end with battery feed respectively, respectively through the burning voltage being converted to 5V after respective voltage stabilizing chip, the modules being respectively instrument assembly is powered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410787086.7A CN104494445A (en) | 2014-12-17 | 2014-12-17 | Mine vehicle instrument assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410787086.7A CN104494445A (en) | 2014-12-17 | 2014-12-17 | Mine vehicle instrument assembly |
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| CN104494445A true CN104494445A (en) | 2015-04-08 |
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| CN201410787086.7A Pending CN104494445A (en) | 2014-12-17 | 2014-12-17 | Mine vehicle instrument assembly |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105427700A (en) * | 2015-12-16 | 2016-03-23 | 长安大学 | High-pressure sewer flushing vehicle practical training system |
| CN107861457A (en) * | 2017-11-08 | 2018-03-30 | 江苏驷博电气有限公司 | Universal logic module |
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| CN202879262U (en) * | 2012-09-17 | 2013-04-17 | 南京依维柯汽车有限公司 | Intelligent instrument system |
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2014
- 2014-12-17 CN CN201410787086.7A patent/CN104494445A/en active Pending
Patent Citations (6)
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| KR100196360B1 (en) * | 1996-08-28 | 1999-06-15 | 정몽규 | Multi-functional dashboard |
| CN202480892U (en) * | 2011-12-02 | 2012-10-10 | 山东天海电装有限公司 | Digital instrument for pure electric bus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105427700A (en) * | 2015-12-16 | 2016-03-23 | 长安大学 | High-pressure sewer flushing vehicle practical training system |
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| CN107861457B (en) * | 2017-11-08 | 2023-08-01 | 江苏驷博电气有限公司 | Programmable logic control module |
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Application publication date: 20150408 |