CN203925746U - A kind of for petrolic multifunctional monitoring system - Google Patents

A kind of for petrolic multifunctional monitoring system Download PDF

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Publication number
CN203925746U
CN203925746U CN201420323105.6U CN201420323105U CN203925746U CN 203925746 U CN203925746 U CN 203925746U CN 201420323105 U CN201420323105 U CN 201420323105U CN 203925746 U CN203925746 U CN 203925746U
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Prior art keywords
microprocessor
engine
signal
petrolic
sampling unit
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CN201420323105.6U
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刘磊
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NINGBO JIANGBEI RUNLEADER ELECTRONICS Co Ltd
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NINGBO JIANGBEI RUNLEADER ELECTRONICS Co Ltd
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Abstract

The utility model relates to a kind of for petrolic multifunctional monitoring system, comprises microprocessor, for gathering engine signal sampling unit, engine signal magnification processing, data storage cell, the man-machine interface of spark plug high-voltage pulse signal.Should utilize engine signal sampling unit to gather spark plug high-voltage pulse signal for petrolic multifunctional monitoring system, and working state and the halted state of the automatic recognition machine of signal of utilization collection, the operating time of motor is carried out to timing simultaneously, rotating speed to motor detects, then according to system facility, remind the correct use of motor and maintenance in time.This system is ingenious, without engine signal sampling unit is carried out to switching manipulation, more accurate to the operating time detection of motor, is conducive to the maintenance to motor.

Description

A kind of for petrolic multifunctional monitoring system
Technical field
The utility model relates to a kind of petrol engine field, is specifically related to a kind of for petrolic multifunctional monitoring system.
Background technique
Motor, as the core drive device of machine, directly affects service life of a machine the working life of motor, to motor, maintains to keep the optimum state of motor extremely important.Can to motor, maintain operating time and the working speed situation that mainly need to understand motor in time.
Existing engine detecting system mainly utilizes electromagnetism timer to carry out timing to the operating time, and this timer mainly comprises external power supply plug, electromagnetic coil, and for the circuit board of change-over circuit, and the parts such as movement character wheel screen of displaying time.Its working principle is by high-frequency voltage of outside power generation, high-frequency voltage is together with above electromagnetic coil, electromagnetic coil produces one and hands over magnetic field frequently, thereby generation to-and-fro motion, its to-and-fro motion drives the gear mechanism running of movement, and then the sign of realization to the time, as disclosed timer in the patent No. Chinese utility model patent < < timer > > that is ZL200520003832.5, its pulse motor passes through battery, switch is electrically connected to impulse circuit, fixing small gear on the output shaft of pulse motor, be engaged with deceleration wheels with small gear, the wheel for inputting engagement of the output wheel of deceleration wheels and rotating disk timer.This type of timer all needs ABAP Adapter, being limited in scope of use, and some petrol engine type machine or equipment cannot ABAP Adapter, just cannot use, and the mechanical wear of gear can affect working life and the timing precision of timer in addition.
Also has the timer of realizing timing by electronic circuit, this type of timer needs switch to control, the in the situation that of energising, start timing, while cutting off the electricity supply, stop timing, if the patent No. is ZL94113070.3 Chinese invention patent < < electromagnetic type timer > >, this type of timer needs workman to operate, and cannot go the in running order or halted state of recognition machine automatically, and using scope is limited.
Model utility content
Technical problem to be solved in the utility model is to provide a kind of spark plug high-voltage pulse signal that utilizes for above-mentioned prior art, thus automatically the working state of recognition machine and halted state carry out that timing and rotating speed detect for petrolic multifunctional monitoring system.
The technical scheme in the invention for solving the above technical problem is: a kind of for petrolic multifunctional monitoring system, it is characterized in that: comprise
Microprocessor, for the computing of data-signal;
Engine signal sampling unit, is connected with motor, for gathering spark plug high-voltage pulse signal;
Engine signal magnification processing, is connected with described microprocessor with described engine signal sampling unit respectively, for the treatment of the sampled signal of engine signal sampling unit, and the data that output microprocessor can calculate;
Data storage cell, is connected in described microprocessor, for storing data;
Man-machine interface, is connected in described microprocessor, for showing the working state of motor and realizing the control operation of having started.
For the convenient high-voltage pulse signal that gathers spark plug, described engine signal sampling unit comprises shielded signal sample line.
For the convenient temperature conditions of understanding motor, should also include temperature sampling unit and temperature signal amplifying unit for petrolic multifunctional monitoring system;
Wherein, described temperature sampling unit is for gathering the temperature signal of motor;
Described temperature signal amplifying unit is connected with described microprocessor with described temperature sampling unit respectively, for the treatment of the temperature signal of temperature sampling unit collection and be output as the temperature data that microprocessor can calculate.
In order to facilitate system works, should also comprise for petrolic multifunctional monitoring system be connected in described microprocessor, for power supply voltage being converted to the voltage conversion unit of the operating voltage of microprocessor.
As improvement, should also comprise for petrolic multifunctional monitoring system be connected in described microprocessor, for switching the voltage switching unit of microprocessor externally fed power supply and the built-in power supply of microprocessor, to realize the double loop power supply power supply of microprocessor.
In order to increase the validity of timing, should also comprise the external crystal-controlled oscillation timing unit that connects described microprocessor for petrolic multifunctional monitoring system.
Described engine signal sampling unit can gather the spark plug high-voltage pulse signal of 9 kinds of plug ignition patterns, described 9 kinds of plug ignition patterns are respectively: engine crankshaft of plug ignition turns around, plug ignition secondary engine crankshaft turns around, No. three engine crankshafts of plug ignition turn around, No. four engine crankshafts of plug ignition turn around, No. six engine crankshafts of plug ignition turn around, No. eight engine crankshafts of plug ignition turn around, No. three engine crankshafts of plug ignition turn two circles, No. five engine crankshafts of plug ignition turn around, engine crankshaft of plug ignition turns two circles.
In order to use safety, should for petrolic multifunctional monitoring system also comprise be connected in described microprocessor, for gathering the voltage sample unit of microprocessor power supply supply voltage.
Easily, should also comprise the alarm unit that is connected in described microprocessor for petrolic multifunctional monitoring system.
Preferably, described microprocessor is single-chip microcomputer, and described data storage cell is EEPROM.
Compared with prior art, the utility model has the advantage of: should utilize engine signal sampling unit to gather spark plug high-voltage pulse signal for petrolic multifunctional monitoring system, and working state and the halted state of the automatic recognition machine of signal of utilization collection, the operating time of motor is carried out to timing simultaneously, rotating speed to motor detects, then according to system facility, remind the correct use of motor and maintenance in time.This system is ingenious, without engine signal sampling unit is carried out to switching manipulation, more accurate to the operating time detection of motor, can realize the timing to the continuous firing time simultaneously, is conducive to the maintenance to motor.
Accompanying drawing explanation
Fig. 1 is for the structured flowchart of petrolic multifunctional monitoring system in the utility model embodiment.
Fig. 2 is for the circuit diagram of petrolic multifunctional monitoring system in the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
As shown in Figure 1 and Figure 2, in the present embodiment for petrolic multifunctional monitoring system, comprising:
Microprocessor 1, for the computing of data-signal, can select single-chip microcomputer.
Engine signal sampling unit 2, is connected with motor, for gathering spark plug high-voltage pulse signal.For the convenient high-voltage pulse signal that gathers spark plug, the main working parts of described engine signal sampling unit 2 is shielded signal sample line.
Engine signal magnification processing 3, is connected with described microprocessor 1 with described engine signal sampling unit 2 respectively, for the treatment of the sampled signal of engine signal sampling unit 2, and the data that output microprocessor 1 can calculate.
Temperature sampling unit 6, is connected with motor, for gathering the temperature signal of motor.
Temperature signal amplifying unit 7, is connected with described microprocessor 1 with described temperature sampling unit 6 respectively, and the temperature signal gathering for the treatment of temperature sampling unit 6 is also output as the temperature data that microprocessor 1 can calculate.
Data storage cell 4, is connected in described microprocessor 1, for storing data, can select EEPROM.
Voltage conversion unit 8, is connected in described microprocessor 1, for power supply voltage being converted to the operating voltage of microprocessor 1.
Voltage switching unit 9, is connected in described microprocessor 1, for switching microprocessor 1 externally fed power supply and the built-in power supply of microprocessor 1, to realize the double loop power supply power supply of microprocessor 1.
Voltage sample unit 12, is connected in described microprocessor, for gathering microprocessor power supply supply voltage.
External crystal-controlled oscillation timing unit 10, is connected in described microprocessor 1, for the accurate timing of engine operating duration.
Man-machine interface 5, is connected in described microprocessor 1, for showing the working state of motor and realizing the control operation of having started.
Alarm unit 11, is connected in described microprocessor 1, for this system exception situation, reports to the police, and this alarm unit 11 also can be built in man-machine interface 5.
Described engine signal sampling unit 2 can gather the spark plug high-voltage pulse signal of 9 kinds of plug ignition patterns, described 9 kinds of plug ignition patterns are respectively: engine crankshaft of plug ignition turns around, plug ignition secondary engine crankshaft turns around, No. three engine crankshafts of plug ignition turn around, No. four engine crankshafts of plug ignition turn around, No. six engine crankshafts of plug ignition turn around, No. eight engine crankshafts of plug ignition turn around, No. three engine crankshafts of plug ignition turn two circles, No. five engine crankshafts of plug ignition turn around, engine crankshaft of plug ignition turns two circles.
Petrolic ignition system generally comprises spark coil, high voltage wire, spark plug cap and spark plug.The effect of spark coil is the high-tension current that produces enough voltage, and by high voltage wire, high-tension current arrives spark plug, and then arcing between the centre electrode of spark plug and lateral electrode, produces strong electrical spark.When spark plug produces strong electrical spark pulse signal, can be to electric wave of surrounding radiation, during the metallic material of this electric wave by shielded signal sample line, can cause resonance, and then produce resonance current.This resonance current can be used as the basis signal of decision signal, work timing and the engine speed of petrol engine working state or halted state.
Should can provide for it supply voltage of certain voltage scope for petrolic multifunctional monitoring system in use, then by voltage conversion unit 8, be converted to the operating voltage supply microprocessor 1 of microprocessor 1.User can by operation, the button in man-machine interface 5 be to microprocessor 1 power supply voltage range, plug ignition pattern, the operating temperature range of motor, the parameter that the operating time of the speed range of motor, motor reaches the standard grade, motor need to maintain etc. arrange, and the above data that arrange are all stored in data storage cell 4.
In the course of the work, if shielded signal sample line does not collect resonance current signal, represent that motor is in halted state.If shielded signal sample line collects resonance current signal, represent that motor is in running order, now, the resonance current signal transmission that engine signal sampling unit 2 collects shielded signal sample line is to engine signal magnification processing 3,3 pairs of resonance current signals of engine signal magnification processing send microprocessor 1 to after amplifying processing, and microprocessor 1 carries out corresponding computing according to different plug ignition patterns.Microprocessor 1 is controlled the operating time of 10 pairs of motors of external crystal-controlled oscillation timing unit and is carried out timing, and the operating time of motor be stored in data storage cell 4, if resonance current signal stops, timing stops.Meanwhile, microprocessor 1 is according to the rotating speed of the frequency computation part motor of resonance current signal, and tachometer value is stored in data storage.
In the working procedure of motor, temperature sampling unit 6 gathers the temperature signal of motor, and the temperature signal of collection is sent to temperature signal amplifying unit 7,7 pairs of temperature signals of temperature signal amplifying unit send microprocessor 1 to after amplifying processing, and temperature data is stored in to data storage cell 4.Whether meanwhile, voltage sample unit 12 dividing potential drops gather the voltage signal of power supply, and voltage signal is sent in microprocessor 1, by microprocessor 1, calculate to judge whether current power supply voltage can meet work requirements, stable.
In the working procedure of this supervisory system, 1 pair of resonance current signal of microprocessor carries out computing, thereby be converted to being presented in man-machine interface 5 when task time, the accumulated operating time of motor, the rotating speed of motor of discernible motor, to facilitate user to check.If the rotating speed of the accumulated operating time of motor, motor surpasses default value, microprocessor 1 control alarm is reported to the police and alarm signal is presented in man-machine interface 5.
The temperature signal that microprocessor 1 is gone back Real-time Collection simultaneously carries out computing, and be converted into discernible temperature value and be presented in man-machine interface 5, microprocessor 1 compares calculating by the temperature of this collection and setting temperature, if the temperature gathering surpasses set temperature value, microprocessor 1 control alarm is reported to the police and alarm signal is presented in man-machine interface 5.
Microprocessor 1 also compares the power supply voltage signal of collection and the voltage supplied of setting, if the power supply voltage gathering surpasses setting voltage scope, microprocessor 1 control alarm is reported to the police and alarm signal is presented in man-machine interface 5.

Claims (10)

1. for a petrolic multifunctional monitoring system, it is characterized in that: comprise
Microprocessor (1), for the computing of data-signal;
Engine signal sampling unit (2), is connected with motor, for gathering spark plug high-voltage pulse signal;
Engine signal magnification processing (3), be connected with described microprocessor (1) with described engine signal sampling unit (2) respectively, for the treatment of the sampled signal of engine signal sampling unit (2), the data that output microprocessor (1) can calculate;
Data storage cell (4), is connected in described microprocessor (1), for storing data;
Man-machine interface (5), is connected in described microprocessor (1), for showing the working state of motor and realizing the control operation of having started.
2. according to claim 1 for petrolic multifunctional monitoring system, it is characterized in that: described engine signal sampling unit (2) comprises shielded signal sample line.
3. according to claim 1 for petrolic multifunctional monitoring system, it is characterized in that: also include temperature sampling unit (6) and temperature signal amplifying unit (7);
Wherein, described temperature sampling unit (6) are for gathering the temperature signal of motor;
Described temperature signal amplifying unit (7) is connected with described microprocessor (1) with described temperature sampling unit (6) respectively, and the temperature signal gathering for the treatment of temperature sampling unit (6) is also output as the temperature data that microprocessor (1) can calculate.
4. according to claim 1 for petrolic multifunctional monitoring system, it is characterized in that: also comprise be connected in described microprocessor (1), for power supply voltage being converted to the voltage conversion unit (8) of the operating voltage of microprocessor (1).
5. according to claim 4 for petrolic multifunctional monitoring system, it is characterized in that: also comprise be connected in described microprocessor (1), for switching the voltage switching unit (9) of microprocessor (1) externally fed power supply and the built-in power supply of microprocessor (1), to realize the double loop power supply power supply of microprocessor (1).
According to described in the arbitrary claim of claim 1~5 for petrolic multifunctional monitoring system, it is characterized in that: also comprise the external crystal-controlled oscillation timing unit (10) that connects described microprocessor (1).
According to described in the arbitrary claim of claim 1~5 for petrolic multifunctional monitoring system, it is characterized in that: described engine signal sampling unit (2) can gather the spark plug high-voltage pulse signal of 9 kinds of plug ignition patterns, described 9 kinds of plug ignition patterns are respectively: engine crankshaft of plug ignition turns around, plug ignition secondary engine crankshaft turns around, No. three engine crankshafts of plug ignition turn around, No. four engine crankshafts of plug ignition turn around, No. six engine crankshafts of plug ignition turn around, No. eight engine crankshafts of plug ignition turn around, No. three engine crankshafts of plug ignition turn two circles, No. five engine crankshafts of plug ignition turn around, engine crankshaft of plug ignition turns two circles.
According to described in the arbitrary claim of claim 1~5 for petrolic multifunctional monitoring system, it is characterized in that: also comprise be connected in described microprocessor (1), for gathering the voltage sample unit (12) of microprocessor power supply supply voltage.
According to described in the arbitrary claim of claim 1~5 for petrolic multifunctional monitoring system, it is characterized in that: also comprise the alarm unit (11) that is connected in described microprocessor (1).
According to described in the arbitrary claim of claim 1~5 for petrolic multifunctional monitoring system, it is characterized in that: described microprocessor (1) is single-chip microcomputer, and described data storage cell (4) is EEPROM.
CN201420323105.6U 2014-06-17 2014-06-17 A kind of for petrolic multifunctional monitoring system Active CN203925746U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104991204A (en) * 2015-07-17 2015-10-21 中国石油集团渤海钻探工程有限公司 A multi-channel signal acquisition circuit for downhole power system parameter measurement
CN106014633A (en) * 2016-05-20 2016-10-12 中国第汽车股份有限公司 Engine system part diagnosis toolbox and diagnosis detection method
CN108110620A (en) * 2016-11-24 2018-06-01 广州市联泓生电子科技有限公司 A kind of instrument suitable for gasoline motor spark plug analysis of ignition
CN110094264A (en) * 2018-01-29 2019-08-06 胡晓 A kind of engine behavior monitoring system
CN111775958A (en) * 2020-06-30 2020-10-16 东风商用车有限公司 Method for diagnosing loss of crankshaft signal and camshaft signal of engine
CN112631160A (en) * 2020-11-30 2021-04-09 江苏苏美达五金工具有限公司 Lawn mower maintenance and use reminding control system and method and lawn mower

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104991204A (en) * 2015-07-17 2015-10-21 中国石油集团渤海钻探工程有限公司 A multi-channel signal acquisition circuit for downhole power system parameter measurement
CN106014633A (en) * 2016-05-20 2016-10-12 中国第汽车股份有限公司 Engine system part diagnosis toolbox and diagnosis detection method
CN108110620A (en) * 2016-11-24 2018-06-01 广州市联泓生电子科技有限公司 A kind of instrument suitable for gasoline motor spark plug analysis of ignition
CN108110620B (en) * 2016-11-24 2020-05-01 广州市联泓生电子科技有限公司 Instrument suitable for gasoline engine spark plug ignition analysis
CN110094264A (en) * 2018-01-29 2019-08-06 胡晓 A kind of engine behavior monitoring system
CN111775958A (en) * 2020-06-30 2020-10-16 东风商用车有限公司 Method for diagnosing loss of crankshaft signal and camshaft signal of engine
CN112631160A (en) * 2020-11-30 2021-04-09 江苏苏美达五金工具有限公司 Lawn mower maintenance and use reminding control system and method and lawn mower

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