CN104047722A - Automobile warning protective device for refueling fuel oil by mistake - Google Patents
Automobile warning protective device for refueling fuel oil by mistake Download PDFInfo
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- CN104047722A CN104047722A CN201410299502.9A CN201410299502A CN104047722A CN 104047722 A CN104047722 A CN 104047722A CN 201410299502 A CN201410299502 A CN 201410299502A CN 104047722 A CN104047722 A CN 104047722A
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- oil
- solenoid valve
- automobile
- microcontroller
- oil tank
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Abstract
The invention discloses an automobile warning protective device for refueling fuel oil by mistake. The automobile warning protective device comprises a micro controller, a liquid characteristic analysis meter, a solenoid valve, an oil tank door switch, a warning unit and a power supply unit, wherein the liquid characteristic analysis meter is arranged on a refueling port pipeline of an oil tank and used for detecting whether the refueled fuel oil is suitable or not, the solenoid valve is arranged on an oil outlet pipeline of the oil tank and used for controlling fuel oil circulation between the oil tank and an engine, the oil tank door switch is arranged on an oil tank door and used for opening or closing the solenoid valve, and the warning unit is used for sending a warning signal to a driver when the fuel oil is refueled by mistake; the output end of the oil tank door switch and the output end of the liquid characteristic analysis meter are respectively connected with the input end of the micro controller, the output end of the micro controller is respectively connected with the input end of the solenoid valve and the input end of the warning unit, and the power supply unit supplies stable working voltage to the device. It can be prevented that after the fuel oil is refueled by mistake, the automobile engine is damaged because the driver ignorant of the condition repeatedly and continuously starts the automobile and even drives the automobile.
Description
[technical field]
The present invention relates to automotive electronic technology control field, relate in particular to a kind of automobile mistaken oil alarm protecting apparatus, it is applicable to traditional fuel automobile.
[background technique]
Present stage happens occasionally because of the vehicle trouble that misfuelling causes, and the vehicle trouble only causing because of misfuelling in Europe according to investigations reaches hundreds of thousands part every year.Gasoline car addition diesel oil or diesel-oil vehicle addition gasoline, have infringement to automobile.Add diesel oil by gasoline car, because the combustion manner of gasoline and diesel oil is different, adding after wrong oil, there will be and tremble car, tail gas over-emitting black exhaust, cannot beat the situation of catching fire.Running time one is long, will damage whole oil-way system, and the most serious situation is that motor is scrapped.If add and injected diesel oil in the oil cylinde in vehicle of every day use gasoline simultaneously, so likely can damage multiple automobiles position of the oil circuit processes such as fuel pump, gasoline filter element device, oil line pipe, oil nozzle.Diesel oil, at oil cylinder the inside burn incompletely, can cause the possibility of pulling oil cylinder, and car starts, and is certain to stop working.If after car is flame-out, driver continues repeatedly to start up the car in the situation that not knowing reason, not only can cause damage to oil cylinder, also likely cause motor damage, and motor damage means the damage of vehicle substantially.
This device of device " Eas Fuel " that when Ford European Company has released and can prevent that diesel-oil vehicle from refueling, mistake adds gasoline is made up of the oil nozzle top guide on fuel filler neck and vehicle (Nozzle Guide), can prevent gasoline mistake to be added in diesel-oil vehicle.The anti-fuel filler neck that adds wrong oily device has the function that detects oil gun caliber size, just cannot refuel while being the less vapour gun adapter of diameter if found.But the mainstream car design of the present market of China is gasoline car, institute of Ford ejecting device is inapplicable gasoline car mainly for diesel-oil vehicle, there is certain limitation, and clear and definite thickness definition is not done in the outspoken footpath of the fuel oil gun of China, make like this " Eas Fuel " device have narrow limitation and non-adaptive in the use of China.
[summary of the invention]
The object of the invention is to solve the vehicle existing problem of existing fuel tank fuel up and drawback, a kind of automobile mistaken oil alarm protecting apparatus is provided, it is all suitable at conventional gasoline car and diesel-oil vehicle.This device can prevent after automobile adds wrong fuel oil that driver from repeatedly continuing to start up the car in unwitting situation and even travels and automobile is caused to damage, the particularly damage to motor, it can be reported to the police to driver and the staff that refuels in time, prompting driver and the staff that refuels process in time, can in the large degree of Hen, reduce and miss the infringement to vehicle after oil.
For achieving the above object, the present invention adopts following technological scheme:
A kind of automobile mistaken oil alarm protecting apparatus, comprises microcontroller, characteristics of liquids ANALYZER, solenoid valve, oil tank door switch, alarm unit and power subsystem; Whether wherein, characteristics of liquids ANALYZER is arranged on tank filler pipeline, suitable for detection of institute's oil; Solenoid valve is arranged on fuel tank oil outlet pipeline, for controlling the circulation of fuel oil between fuel tank and motor; Oil tank door switch is arranged in oil tank door, for closing and open solenoid valve; Alarm unit is used for sending alarm signal to driver in the time of mistake oil; The output terminal of oil tank door switch and characteristics of liquids ANALYZER is connected with the input end of microcontroller respectively, and the output terminal of microcontroller is connected with the input end of solenoid valve and alarm unit respectively; Power subsystem provides stable operating voltage for this device.
The present invention further improves and is, also comprises voltage stabilizer, and the input end of voltage stabilizer connects power subsystem, and its output termination microcontroller VCC end, is used to microcontroller that stable 5V voltage is provided.
The present invention further improves and is, also comprise manual unit, it is connected with solenoid valve, in case of emergency, when unknown failure appears in device, opens solenoid valve.
The present invention further improves and is, characteristics of liquids ANALYZER comprises sensor probe, sensor control unit, signal output part and power end; Wherein, sensor probe detects the density feature of institute's oil, examined data is passed to sensor control unit sensor control unit data after treatment are spread out of by signal output part, passes to external microcontroller, and power end connects power subsystem.
The present invention further improves and is, microcontroller is processed the instruction obtaining higher than the instruction being transmitted by oil tank door switch by the sensor control unit of characteristics of liquids ANALYZER, and, in the time of institute's oil mistake, even if shut oil tank door, solenoid valve still keeps cutting out.
The present invention further improves and is, alarm unit comprises a buzzer and a LED light, and it is arranged in cockpit.
The present invention further improves and is, power subsystem is automobile-used 12V direct-flow storage battery.
The present invention further improves and is, characteristics of liquids ANALYZER adopts FPA2400BST characteristics of liquids ANALYZER.
The present invention further improves and is, microcontroller adopts 89C51 single-chip microcomputer.
The present invention further improves and is, voltage stabilizer adopts LM2940-5.0 low voltage difference three-terminal voltage-stabilizing chip, and solenoid valve adopts ZD-V type open type direct action solenoid valve.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention can prevent after automobile mistaken oil that driver from repeatedly continuing to start up the car in unwitting situation and even travels and automobile is caused to damage, the particularly damage to motor, and report to the police to driver and the staff that refuels in time, prompting driver and the staff that refuels process in time, can in Hen degree, reduce and miss the infringement to vehicle after oil.The present invention is not only suitable for diesel-oil vehicle but also be applicable to gasoline car, its have safe and reliable, process the advantages such as timely.
[brief description of the drawings]
Fig. 1 is the structured flowchart of a kind of automobile mistaken oil of the present invention alarm protecting apparatus.
Fig. 2 is the mounting point schematic diagram of a kind of automobile mistaken oil of the present invention alarm protecting apparatus.
Fig. 3 is the structural representation of FPA2400BST characteristics of liquids ANALYZER.
Wherein: 1, oil tank door switch; 2, characteristics of liquids ANALYZER; 3, manual unit; 4, microcontroller; 5, solenoid valve; 6, alarm unit; 7, sensor probe; 8, sensor control unit; 9, signal output part; 10, power end.
[embodiment]
Below in conjunction with accompanying drawing, the invention will be further described.
Existing problem and drawback when solving the existing fuel filling of vehicle; the invention provides a kind of automobile mistaken oil alarm protecting apparatus; this device can prevent after automobile adds wrong fuel oil that driver from repeatedly continuing to start up the car in unwitting situation and even travels and automobile is caused to damage; the particularly damage to motor; can report to the police to driver and the staff that refuels in time; prompting driver and the staff that refuels process in time, can in the large degree of Hen, reduce and miss the infringement to vehicle after oil.
Referring to Fig. 1 to Fig. 3, a kind of automobile mistaken oil of the present invention alarm protecting apparatus, comprises microcontroller 4, characteristics of liquids ANALYZER 2, solenoid valve 5, oil tank door switch 1, alarm unit 6, voltage stabilizer and power subsystem; Whether wherein, characteristics of liquids ANALYZER 2 is arranged on tank filler pipeline, suitable for detection of institute's oil; Solenoid valve 5 is arranged on fuel tank oil outlet pipeline, for controlling the circulation of fuel oil between fuel tank and motor; Oil tank door switch 1 is arranged in oil tank door, for closing and open solenoid valve; Alarm unit 6 for sending alarm signal to driver in the time missing oil; The output terminal of oil tank door switch 1 and characteristics of liquids ANALYZER 2 is connected with the input end of microcontroller 4 respectively, the output terminal of microcontroller 4 is connected with the input end of alarm unit 6 with solenoid valve 5 respectively, the information that microcontroller 4 detects for the treatment of characteristics of liquids ANALYZER 2, controls closing and opening of solenoid valve 5; Power subsystem provides stable operating voltage for this device, and this power subsystem is automobile-used 12V direct-flow storage battery; The input end of voltage stabilizer connects power subsystem, and its output termination microcontroller VCC end, is used to microcontroller 4 that stable 5V voltage is provided.
Further, this device also comprises manual unit 3, and it is connected with solenoid valve 5, in case of emergency, when unknown failure appears in device, opens solenoid valve 5.
Characteristics of liquids ANALYZER 2 comprises sensor probe 7, sensor control unit 8, signal output part 9 and power end 10; Wherein, sensor probe 7 detects the density feature of institute's oil, and examined data are passed to sensor control list 8, and sensor control unit 8 is spread out of data after treatment by signal output part 9, passes to external microcontroller 4, and power end 10 connects power subsystem.Wherein, characteristics of liquids ANALYZER 2 adopts FPA2400BST characteristics of liquids ANALYZER.It is a kind of fluid characteristics ANALYZER of innovation, and it can directly and simultaneously measure viscosity, density, permittivity and the temperature of fluid.Rely on the tuning fork technology of patent, sensor can detect such as the direct and dynamic relation between multiple physical attributes of the fluid of engine lubricating oil, fuel oil, transmission oil, brake-fluid, hydraulic oil and gear oil, freezing liquid and solvent etc., thereby determines delay, state and the pollution condition of these fluids.The analysis ability of this multi-parameter has been improved the algorithm of fluid characteristics.FPA can be numerous OEM and terminal use provides the online measuring ability of fluid, can be widely used in haulage vehicle.The wetting sense cell of FPA2400BST is by the distinctive coating protection of MEAS, still can guarantee to detect functional under the severe electrochemical conditions of 5% nitric acid, carbon distribution, fuel oil, water, oxidation wet goods.FPA is by sensor probe, sensor control unit (SCU) and 4 connecting line compositions.Sensor probe is selected screw thread fluid interface.Working voltage is 12V, and sampling frequency is able to programme, obtains characteristic: output refresh rate, representative value is 30 Second.Signal output: standard: RS-232 and CAN., RS-485 is optional, and USB can be provided for connecting, optional.FPA sensor control unit is equipped with 4 green LED etc., correctness and state for display measurement and processing data time.The measurement parameter of FPA2400BST characteristics of liquids ANALYZER, the density parameter of surveying is as shown in the table:
| Measuring multiple parameters value | Mark | Minimum value | Representative value | Maximum value | Unit |
| Density | ρ | 0.65 | 0.85 | 1.50 | gm/cc |
| Density validity | ? | -3 | +/-1 | +3 | ％/Value |
Microcontroller 4 is processed obtained instruction higher than the instruction being transmitted by oil tank door switch 1 by the sensor control unit 8 of characteristics of liquids ANALYZER 2, and, in the time of institute's oil mistake, even if shut oil tank door, solenoid valve 5 still keeps cutting out.Wherein, microcontroller 4 adopts 89C51 single-chip microcomputer.This series monolithic is to adopt high performance static 80C51 design manufactured by Advanced CMOS Process and all support 12 clocks and 6 clock operation P89C51X2 and comprise 128 byte RAM, 32 I/O mouth lines, 3 16 bit timings/counters, 6 input 4 priority nested interrupt structures, 1 serial i/O mouth to can be used for multi-computer communication I/O expansion or full duplex UART with non-volatile Flash program storage.And sheet internal oscillator and clock circuit can provide very wide operational frequency range (frequency can be down to 0) because device has adopted Static Design in addition.Can realize two energy-saving mode idle pulley and power-down modes of being selected by software.Idle pulley freezes CPU, but RAM, timer, serial ports and interrupt system are still worked, power-down mode is preserved the content of RAM, causes function in all other sheets to quit work but freeze oscillator.Because design is that static clock can stop and can not losing user data and move and can stop recovering from clock.
Alarm unit 6 comprises a buzzer and a LED light, and it is arranged in cockpit.In normal oiling situation, LED lamp is bright, when LED lamp after the fuel oil that adds mistake goes out, and buzzer warning sounding.
Voltage stabilizer adopts LM2940-5.0 low voltage difference three-terminal voltage-stabilizing chip.It is the fixing low voltage difference three terminal regulator of output voltage; Output voltage 5V; Output current 1A; When output current 1A, the poor 0.8V that is less than of minimum input and output voltage; Maximum input voltage 26V operating temperature-40～+ 125 DEG C; Include quiescent current reduction circuit, current limit, overtemperature protection, battery reversal connection and anti-plug and enter protective circuit.For single-chip microcomputer, need to provide stable 5V power supply, so select LM2940-5 separately it to be powered.
Solenoid valve 5 adopts ZD-V type open type direct action solenoid valve, and when energising, electromagnetic coil produces electromagnetic force closure member is pressed on valve seat, valve closing; When power-off, electromagnetic force disappears, and spring handle closure member is mentioned from valve seat, valve opening.Select internal thread at right angle setting, operating voltage DC12V.
Principle of the present invention is: be 0.7x and conventional diesel oil is 0.8x for our conventional gasoline density of automobile, use characteristics of liquids ANALYZER can detect type of fuel, installation of sensors is got final product to acknowledge(ment) signal at oil filler pipeline, by circuit transmissioning signal, microcontroller processing signals, then control solenoid valve and buzzer work, do not affect under normal circumstances to drive and travel, and in the time that automobile adds the fuel oil of mistake, microcontroller is just controlled solenoid valve and is remained closed the fuel oil making in fuel tank and can not enter in motor, prevent driver's damage motor that travels that starts up the car, and control buzzer unit give the alarm remind driver and refuel staff process in time.
As shown in Figure 1, in the time will refueling, oil tank door is opened, and oil tank door switch 1 is opened, and opening signal is passed to solenoid valve 5 after processing by microcontroller 4, makes solenoid valve 5 close to block the path of fuel tank and motor.Close when the complete oil tank door of oiling, oil tank door switch 1 cuts out, and shutdown signal is passed to solenoid valve 5 after processing by microcontroller 4, makes solenoid valve 5 open the path of fuel tank and motor.
As shown in Figure 2, characteristics of liquids ANALYZER 2 is arranged on filling conduit.As shown in Figure 1, characteristics of liquids ANALYZER 2 detects institute's oil density, and detection information is passed to microcontroller 4, controls solenoid valve 5 and opens when detection density meets the requirements, control solenoid valve 5 and keep closed condition when detection density is undesirable, and send alarm by alarm 6.As shown in Figure 2, microcontroller 4 encapsulation are arranged on outer wall on fuel tank chamber.As shown in Figure 1, in the time that unknown failure appears in device, control solenoid valve 5 by operator moving cell 3 through microcontroller 4 and open.
Below the working procedure of a kind of automobile mistaken oil of the present invention alarm protecting apparatus is made an explanation: the set manual unit 3 of this device is under normal circumstances in normally off.In the time that needs refuel, open oil tank door, oil tank door switch 1 is opened, and controls solenoid valve 5 close by microcontroller 4; Close oil tank door, oil tank door switch cuts out, and controls solenoid valve 5 open by microcontroller 4.When oiling, sensor probe 7 by the characteristics of liquids ANALYZER 2 that is placed in oil filler pipeline detects fuel density characteristic, process by characteristics of liquids ANALYZER 2 sensor control unit 8 (SCU) data that detect, by output terminal, information is passed to microcontroller 4.When institute, oil information is correct, and institute's oil is suitable, and now microcontroller 4 is controlled solenoid valve 5 and opened, fuel-displaced pipeline conducting, and tutorial light is bright; When institute, oil information is incorrect, i.e. institute's oil mistake, and now microcontroller 4 keeps solenoid valve 5 to cut out, the not conducting of fuel-displaced pipeline, fuel oil just can not enter into motor from fuel tank, and tutorial light extinguishes simultaneously, buzzer sounding alarm.Especially, in this device, microcontroller 4 is processed the instruction obtaining higher than the instruction being transmitted by oil tank door switch 1 by the sensor control unit 8 (SCU) of characteristics of liquids ANALYZER 2, in the time of institute's oil mistake, even if shut oil tank door, solenoid valve 5 still keeps cutting out.In the time there is unknown failure in device, open manual unit 3 and just can directly open solenoid valve 5, make it on state.
Claims (10)
1. an automobile mistaken oil alarm protecting apparatus, is characterized in that, comprises microcontroller, characteristics of liquids ANALYZER, solenoid valve, oil tank door switch, alarm unit and power subsystem; Whether wherein, characteristics of liquids ANALYZER is arranged on tank filler pipeline, suitable for detection of institute's oil; Solenoid valve is arranged on fuel tank oil outlet pipeline, for controlling the circulation of fuel oil between fuel tank and motor; Oil tank door switch is arranged in oil tank door, for closing and open solenoid valve; Alarm unit is used for sending alarm signal to driver in the time of mistake oil; The output terminal of oil tank door switch and characteristics of liquids ANALYZER is connected with the input end of microcontroller respectively, and the output terminal of microcontroller is connected with the input end of solenoid valve and alarm unit respectively; Power subsystem provides stable operating voltage for this device.
2. a kind of automobile mistaken oil alarm protecting apparatus according to claim 1, is characterized in that, also comprises voltage stabilizer, and the input end of voltage stabilizer connects power subsystem, and its output termination microcontroller VCC end, is used to microcontroller that stable 5V voltage is provided.
3. a kind of automobile mistaken oil alarm protecting apparatus according to claim 1, is characterized in that, also comprise manual unit, it is connected with solenoid valve, in case of emergency, when unknown failure appears in device, opens solenoid valve.
4. a kind of automobile mistaken oil alarm protecting apparatus according to claim 1, is characterized in that, characteristics of liquids ANALYZER comprises sensor probe, sensor control unit, signal output part and power end; Wherein, sensor probe detects the density feature of institute's oil, examined data is passed to sensor control unit sensor control unit data after treatment are spread out of by signal output part, passes to external microcontroller, and power end connects power subsystem.
5. a kind of automobile mistaken oil alarm protecting apparatus according to claim 1; it is characterized in that; microcontroller is processed the instruction obtaining higher than the instruction being transmitted by oil tank door switch by the sensor control unit of characteristics of liquids ANALYZER; in the time of institute's oil mistake; even if shut oil tank door, solenoid valve still keeps cutting out.
6. a kind of automobile mistaken oil alarm protecting apparatus according to claim 1, is characterized in that, alarm unit comprises a buzzer and a LED light, and it is arranged in cockpit.
7. a kind of automobile mistaken oil alarm protecting apparatus according to claim 1, is characterized in that, power subsystem is automobile-used 12V direct-flow storage battery.
8. a kind of automobile mistaken oil alarm protecting apparatus according to claim 1, is characterized in that, characteristics of liquids ANALYZER adopts FPA2400BST characteristics of liquids ANALYZER.
9. a kind of automobile mistaken oil alarm protecting apparatus according to claim 1, is characterized in that, microcontroller adopts 89C51 single-chip microcomputer.
10. a kind of automobile mistaken oil alarm protecting apparatus according to claim 2, is characterized in that, voltage stabilizer adopts LM2940-5.0 low voltage difference three-terminal voltage-stabilizing chip, and solenoid valve adopts ZD-V type open type direct action solenoid valve.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410299502.9A CN104047722A (en) | 2014-06-27 | 2014-06-27 | Automobile warning protective device for refueling fuel oil by mistake |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410299502.9A CN104047722A (en) | 2014-06-27 | 2014-06-27 | Automobile warning protective device for refueling fuel oil by mistake |
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| CN104047722A true CN104047722A (en) | 2014-09-17 |
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| CN201410299502.9A Pending CN104047722A (en) | 2014-06-27 | 2014-06-27 | Automobile warning protective device for refueling fuel oil by mistake |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109236466A (en) * | 2018-09-29 | 2019-01-18 | 潍柴动力股份有限公司 | A kind of method and apparatus of detection engine fuel calorific value variation |
| CN110039906A (en) * | 2019-06-17 | 2019-07-23 | 蒙娜丽莎集团股份有限公司 | A kind of ceramic ink jet machine adds black detection device and its application method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5225679A (en) * | 1992-01-24 | 1993-07-06 | Boston Advanced Technologies, Inc. | Methods and apparatus for determining hydrocarbon fuel properties |
| US5330073A (en) * | 1993-04-15 | 1994-07-19 | Boston Advanced Technologies, Inc. | Gasoline dispenser leak detectors and automatic shut-off systems |
| CN201484174U (en) * | 2009-07-28 | 2010-05-26 | 杨可 | Oil tank and liquid densitometer structure for motor vehicle |
| CN203472523U (en) * | 2013-08-29 | 2014-03-12 | 北京汽车研究总院有限公司 | Oil tank and vehicle |
| CN203962160U (en) * | 2014-06-27 | 2014-11-26 | 长安大学 | A kind of automobile mistaken oil alarm protecting apparatus |
-
2014
- 2014-06-27 CN CN201410299502.9A patent/CN104047722A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5225679A (en) * | 1992-01-24 | 1993-07-06 | Boston Advanced Technologies, Inc. | Methods and apparatus for determining hydrocarbon fuel properties |
| US5330073A (en) * | 1993-04-15 | 1994-07-19 | Boston Advanced Technologies, Inc. | Gasoline dispenser leak detectors and automatic shut-off systems |
| CN201484174U (en) * | 2009-07-28 | 2010-05-26 | 杨可 | Oil tank and liquid densitometer structure for motor vehicle |
| CN203472523U (en) * | 2013-08-29 | 2014-03-12 | 北京汽车研究总院有限公司 | Oil tank and vehicle |
| CN203962160U (en) * | 2014-06-27 | 2014-11-26 | 长安大学 | A kind of automobile mistaken oil alarm protecting apparatus |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109236466A (en) * | 2018-09-29 | 2019-01-18 | 潍柴动力股份有限公司 | A kind of method and apparatus of detection engine fuel calorific value variation |
| CN109236466B (en) * | 2018-09-29 | 2020-04-03 | 潍柴动力股份有限公司 | Method and device for detecting heat value change of engine fuel |
| CN110039906A (en) * | 2019-06-17 | 2019-07-23 | 蒙娜丽莎集团股份有限公司 | A kind of ceramic ink jet machine adds black detection device and its application method |
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Application publication date: 20140917 |