CN203957893U - Heavy motor vehicle LNG fuel surplus detects and read out instrument - Google Patents

Heavy motor vehicle LNG fuel surplus detects and read out instrument Download PDF

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Publication number
CN203957893U
CN203957893U CN201420395528.9U CN201420395528U CN203957893U CN 203957893 U CN203957893 U CN 203957893U CN 201420395528 U CN201420395528 U CN 201420395528U CN 203957893 U CN203957893 U CN 203957893U
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China
Prior art keywords
lng
lng tank
fuel
fuel surplus
read out
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CN201420395528.9U
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Chinese (zh)
Inventor
刘仁琼
胡建中
袁作斌
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SAIC Iveco Hongyan Commercial Vehicle Co Ltd
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SAIC Iveco Hongyan Commercial Vehicle Co Ltd
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Abstract

Can not adapt to the problem such as detection and demonstration of LNG fuel surplus for solving the surplus detection of prior art fuel vehicle fuel oil and read out instrument, the utility model proposes a kind of heavy motor vehicle LNG fuel surplus detects and read out instrument, in each LNG tank, level sensor is set, above the oil meter of gauge panel and water thermometer, digital display window is set, between oil meter and digital display window, be provided with single LNG tank alarm lamp, in the lower left of oil meter, switching button be set; Described sensor is connected with controller, and described controller is connected with switching button with oil meter, digital display window, single LNG tank alarm lamp respectively.Useful technique effect of the present utility model is the percentum that can show in real time fuel surplus total in all LNG tanks, simultaneously, fuel surplus and failure condition in can each LNG tank of Real-Time Monitoring, and send warning to chaufeur in the time that each LNG tank fuel surplus is less than while setting numerical value or has fault.

Description

Heavy motor vehicle LNG fuel surplus detects and read out instrument
Invention field
The utility model relates to heavy motor vehicle LNG fuel surplus and detects and technique of display, specially refers to a kind of heavy motor vehicle LNG fuel surplus and detects and read out instrument.
Background technology
Liquefied natural gas LNG(Liquefied Natural Gas) as a kind of clean, efficient, safe energy, due to features such as its high performance-price ratio, high eating value, low pollutions, become gradually one of well received high-grade energy of heavy motor vehicle.Because heavy motor vehicle applies to the operating mode such as goods transport or building operation conventionally, energy resource consumption is larger, and therefore, each car disposes two or two above LNG tanks conventionally.After heavy motor vehicle adopts LNG as fuel, need to the surplus of fuel in LNG tank be entered to detect and be shown equally, except need to total fuel surplus being detected and is shown, also need the fuel surplus in each LNG tank detect and show, to facilitate chaufeur to add in time LNG fuel.On the other hand, prior art LNG heavy goods vehicles is all zero assembling such as vehicle frame, operator's compartment, chassis and balance shaft of using the heavy goods vehicles (hereinafter to be referred as fuel vehicle) that existing gasoline and diesel engine drives conventionally, and fuel vehicle only has detection and the read out instrument of a set of oil tank fuel surplus, in bridge instrumentation dish, only has an oil meter, described oil meter comprises a pointer gauge or number axis table and an alarm lamp, pointer gauge or number axis table are for showing the percentum of fuel oil surplus, alarm lamp is connected shinny in the time that fuel oil is less than setting numerical value, sends warning to chaufeur.Obviously, the detection of prior art fuel vehicle fuel oil surplus and read out instrument can not adapt to detection and the demonstration of LNG fuel surplus.
Summary of the invention
The problem such as detection and demonstration that can not adapt to LNG fuel surplus for solving the surplus detection of prior art fuel vehicle fuel oil and read out instrument, the utility model proposes a kind of heavy motor vehicle LNG fuel surplus and detects and read out instrument.The utility model heavy motor vehicle LNG fuel surplus detects and read out instrument arranges level sensor in each LNG tank, above the oil meter of gauge panel and water thermometer, digital display window is set, between oil meter and digital display window, be provided with single LNG tank alarm lamp, in the lower left of oil meter, switching button be set; Described sensor is connected with controller, and described controller is connected with switching button with oil meter, digital display window, single LNG tank alarm lamp respectively; Described digital display window comprises two groups of digital demonstrations, and first group of digital demonstration comprises front three number and rear one digit number code, is connected between the two with horizontal line; Second group of digital demonstration comprises front two-bit digital code and rear one digit number code, is connected between the two with horizontal line.
Further, it is identical with the LNG tank quantity of this car setting with the quantity of the single LNG tank alarm lamp of read out instrument that the utility model heavy motor vehicle LNG fuel surplus detects, and sequence and LNG tank match.
The utility model heavy motor vehicle LNG fuel surplus detects and the useful technique effect of read out instrument is the percentum that can show in real time fuel surplus total in all LNG tanks, in the time that total fuel surplus is less than setting numerical value, connect alarm lamp and send warning to chaufeur, simultaneously, fuel surplus and failure condition in can each LNG tank of Real-Time Monitoring, and send warning to chaufeur in the time that each LNG tank fuel surplus is less than while setting numerical value or has fault.
Brief description of the drawings
Accompanying drawing 1 is the schematic diagram of the detection of the utility model heavy motor vehicle LNG fuel surplus and read out instrument instrument display section;
Accompanying drawing 2 is that the utility model heavy motor vehicle LNG fuel surplus detects and read out instrument electrical connection schematic diagram.
Below in conjunction with drawings and the specific embodiments, the detection of the utility model heavy motor vehicle LNG fuel surplus and read out instrument are further described.
Detailed description of the invention
Accompanying drawing 1 is the schematic diagram of the detection of the utility model heavy motor vehicle LNG fuel surplus and read out instrument instrument display section, accompanying drawing 2 is that the utility model heavy motor vehicle LNG fuel surplus detects and read out instrument electrical connection schematic diagram, in figure, 1 is oil meter, 2 is digital display window, 3 is switching button, and 4 is LNG tank, and 5 is single LNG tank alarm lamp.As seen from the figure, the utility model heavy motor vehicle LNG fuel surplus detects and read out instrument arranges level sensor in each LNG tank 4, above the oil meter 1 of gauge panel and water thermometer, digital display window 2 is set, between oil meter 1 and digital display window 2, be provided with single LNG tank alarm lamp 5, in the lower left of oil meter, switching button 3 be set; Described sensor is connected with controller, and described controller is connected with switching button 3 with oil meter 1, digital display window 1, single LNG tank alarm lamp 5 respectively; Described digital display window 2 comprises two groups of digital demonstrations, and first group of digital demonstration comprises front three number and rear one digit number code, is connected between the two with horizontal line; Second group of digital demonstration comprises front two-bit digital code and rear one digit number code, is connected between the two with horizontal line.Sensor by the liquid level communication of each LNG to controller, controller draws total fuel surplus percentum after calculating, total fuel surplus percentum data transmission, to oil meter demonstration, is connected to oil meter alarm lamp and sent warning to chaufeur in the time that total fuel surplus is less than setting numerical value.The detection of the fuel oil of the detection of above-mentioned fuel surplus and demonstration and prior art fuel vehicle and show basic identically, has looked after the operating habit of chaufeur, and has used the parts such as the oil meter demonstration of prior art fuel vehicle.
Simultaneously, the utility model heavy motor vehicle LNG fuel surplus detects and read out instrument is also provided with single LNG tank alarm lamp between oil meter and digital display window, and the quantity of single LNG tank alarm lamp is identical with the LNG tank quantity that this car arranges, and sequence and LNG tank match.Fuel surplus in each LNG tank that sensor detects is transferred to digital display window and single LNG tank alarm lamp by controller, and fuel surplus in each LNG tank is while being less than setting value, or when sensor breaks down, connect corresponding single LNG tank alarm lamp and report to the police to chaufeur.Chaufeur can be observed each LNG tank fuel surplus by switching button, first group of digital fuel surplus situation that shows each LNG tank of digital display window, wherein, digital fuel surplus numerical value (unit liter) in LNG tank, the numbering of rear one digit number code demonstration LNG tank of showing of front three.For example, when first three figure place code shows " 050 ", when rear one digit number code shows " 1 ", represent that the fuel surplus of No. 1 LNG tank is 50 liters.Press switching button, i.e. convertible first group of shown LNG tank of digital demonstration, now, rear one digit number code can be converted to " 2 " from " 1 ", shows the fuel surplus of No. 2 LNG tank.When single LNG tank alarm lamp is reported to the police, the situation that also may occur is that sensor breaks down, and chaufeur can be by second of the digital display window group digital failure condition that shows observation sensor.For example, in the time of level sensor short circuit in certain LNG tank, second group of digital front two-bit digital code showing shows " LL ", shows " HH " while opening circuit, shows " EE " when communication failure, shows "--" when normal; Rear one digit number code shows the numbering of LNG tank.Equally, press switching button, i.e. convertible second group of shown LNG tank of digital demonstration.Obviously, adopt prior art can realize the above-mentioned functions of controller completely.For example, adopt the fuel surplus detection of prior art fuel vehicle and the control technology of read out instrument, the data of multiple sensors are integrated, can obtain total fuel surplus.And the utility model heavy motor vehicle LNG fuel surplus detects and read out instrument adopts the oil meter of fuel vehicle to show total fuel surplus equally, and type of alarm is also identical.In addition, basic identical with the fuel tank fuel surplus detection of prior art fuel vehicle to the fuel surplus detection of single LNG tank, be only that display mode is changed into digital-code type from pointer-type, and this change also adopt prior art can realize completely.Therefore, the utility model heavy motor vehicle LNG fuel surplus detects and the controller part of read out instrument can be used prior art completely and can be realized in conjunction with the customary means of the art.
Obviously, the utility model heavy motor vehicle LNG fuel surplus detects and the useful technique effect of read out instrument is the percentum that can show in real time fuel surplus total in all LNG tanks, in the time that total fuel surplus is less than setting numerical value, connect alarm lamp and send warning to chaufeur, simultaneously, fuel surplus and failure condition in can each LNG tank of Real-Time Monitoring, set when numerical value when certain LNG tank fuel surplus is less than, or connect alarm lamp while breaking down and send warning to chaufeur.

Claims (2)

1. a heavy motor vehicle LNG fuel surplus detects and read out instrument, it is characterized in that, in each LNG tank, level sensor is set, above the oil meter of gauge panel and water thermometer, digital display window is set, between oil meter and digital display window, be provided with single LNG tank alarm lamp, in the lower left of oil meter, switching button be set; Described sensor is connected with controller, and described controller is connected with switching button with oil meter, digital display window, single LNG tank alarm lamp respectively; Described digital display window comprises two groups of digital demonstrations, and first group of digital demonstration comprises front three number and rear one digit number code, is connected between the two with horizontal line; Second group of digital demonstration comprises front two-bit digital code and rear one digit number code, is connected between the two with horizontal line.
2. heavy motor vehicle LNG fuel surplus detects and read out instrument according to claim 1, it is characterized in that, the quantity of single LNG tank alarm lamp is identical with the LNG tank quantity of this car setting, and sequence and LNG tank match.
CN201420395528.9U 2014-07-17 2014-07-17 Heavy motor vehicle LNG fuel surplus detects and read out instrument Active CN203957893U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420395528.9U CN203957893U (en) 2014-07-17 2014-07-17 Heavy motor vehicle LNG fuel surplus detects and read out instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420395528.9U CN203957893U (en) 2014-07-17 2014-07-17 Heavy motor vehicle LNG fuel surplus detects and read out instrument

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CN203957893U true CN203957893U (en) 2014-11-26

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106042931A (en) * 2016-07-25 2016-10-26 金龙联合汽车工业(苏州)有限公司 Integrated system for vehicle LNG amount display
CN111252081A (en) * 2020-01-09 2020-06-09 江门市大长江集团有限公司 Vehicle-mounted instrument display control method, device and system and vehicle-mounted controller
CN112539800A (en) * 2020-12-04 2021-03-23 东风汽车股份有限公司 CAN bus-based multi-gas-cylinder gas liquid level metering and displaying method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106042931A (en) * 2016-07-25 2016-10-26 金龙联合汽车工业(苏州)有限公司 Integrated system for vehicle LNG amount display
CN111252081A (en) * 2020-01-09 2020-06-09 江门市大长江集团有限公司 Vehicle-mounted instrument display control method, device and system and vehicle-mounted controller
CN112539800A (en) * 2020-12-04 2021-03-23 东风汽车股份有限公司 CAN bus-based multi-gas-cylinder gas liquid level metering and displaying method

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