CN110185923A - Liquid petroleum gas vehicle vehicle gas cylinder data acquire transmission terminal and its application method - Google Patents
Liquid petroleum gas vehicle vehicle gas cylinder data acquire transmission terminal and its application method Download PDFInfo
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- CN110185923A CN110185923A CN201910506392.1A CN201910506392A CN110185923A CN 110185923 A CN110185923 A CN 110185923A CN 201910506392 A CN201910506392 A CN 201910506392A CN 110185923 A CN110185923 A CN 110185923A
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- vehicle
- gas cylinder
- module
- liquid petroleum
- interface
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
- F17C13/025—Special adaptations of indicating, measuring, or monitoring equipment having the pressure as the parameter
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/03—Mixtures
- F17C2221/032—Hydrocarbons
- F17C2221/033—Methane, e.g. natural gas, CNG, LNG, GNL, GNC, PLNG
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/01—Applications for fluid transport or storage
- F17C2270/0165—Applications for fluid transport or storage on the road
- F17C2270/0168—Applications for fluid transport or storage on the road by vehicles
- F17C2270/0178—Cars
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Computing Systems (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The present invention discloses a kind of liquid petroleum gas vehicle vehicle gas cylinder data acquisition transmission terminal and its application method, the terminal include shell；Pcb board is provided in shell；Communication module, locating module, power module, bus module, main control chip, temperature collecting module, A/D module, AI module and DI module are provided on pcb board；GPS/BD interface, 485-1 interface, 485-2 interface, CAN interface, DI/1 interface, AI-Q/4 interface, AI-T/3 interface are provided on the outside of shell wall.Data acquisition transmission terminal realizes multiple series connection applications by the 485-2 interface of setting in the present invention, to realize the plurality of application scenes such as liquid petroleum gas vehicle vehicle gas cylinder " bicycle single bottle ", " the double bottles of bicycle ", " three bottles of bicycle ", meet various configurations form demand, it can greatly improve the safety in vehicle gas cylinder use process, manage convenience, improve supervisory efficiency.
Description
Technical field
The present invention relates to liquid petroleum gas vehicle vehicle gas cylinder Internet of Things and data acquisition technology fields, more particularly to one kind
Liquid petroleum gas vehicle vehicle gas cylinder data acquire transmission terminal and its application method.
Background technique
Liquid petroleum gas vehicle refers to the automobile using liquefied natural gas as fuels and energy, in recent years since it has good ring
Guarantor property and economy are widely used.Liquid petroleum gas vehicle vehicle gas cylinder is a kind of to replace automotive oil tank to contain, store,
And motor vehicle fuel is supplied, the low-temperature heat-insulation pressure container filled can be repeated several times, belong to the special equipment of pressure vessel scope.Liquefaction
Natural gas vehicle vehicle gas cylinder is especially mobile with vehicle since liquid petroleum gas vehicle transport driving leads to gas cylinder dispersed distribution
Vehicle gas cylinder, influenced by extraneous insecurity factor more, danger coefficient is high, and supervision difficulty is big.At present automobile-used gas
Bottle does not acquire transmission terminal application specifically for every use state, the data of safe condition, cannot achieve long-range prison in real time
It surveys, can not also implement effective security management and control；And the vehicle gas cylinder and new opplication gas cylinder more early applied on the market coexist, different factories
Family's different model gas cylinder coexists, coexists using the vehicle gas cylinder of the gas cylinder sensor or instrument of different form and type and " single
How numerous application form such as vehicle single bottle ", " the double bottles of bicycle ", use single equipment to implement quick compliant applications, acquisition is simultaneously
Effectively transmit above-mentioned different scenes, type, application vehicle gas cylinder data information, be the blank of existing application technology.
Summary of the invention
It is an object of the invention to acquire transmission terminal by a kind of liquid petroleum gas vehicle vehicle gas cylinder data and its answer
With method, to solve the problems, such as that background section above is mentioned.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of liquid petroleum gas vehicle vehicle gas cylinder data acquisition transmission terminal comprising shell；Setting in the shell
There is pcb board；Communication module, locating module, power module, bus module, main control chip, temperature is provided on the pcb board to adopt
Collect module, A/D module, AI module and DI module；GPS/BD interface, 485-1 interface, 485- are provided on the outside of the shell wall
2 interfaces, CAN interface, DI/1 interface, AI-Q/4 interface, AI-T/3 interface.
Particularly, memory module and battery module are additionally provided on the pcb board；The memory module for store but not
It is limited to AI signal, DI signal, temperature, position data；The battery module uses rechargeable lithium battery, operating mode are as follows: liquefaction
When natural gas vehicle power supply is powered, liquid petroleum gas vehicle power supply is to battery module, the power-off in danger of liquid petroleum gas vehicle power supply
When, battery module powers to communication module, locating module, sends final position information.
Particularly, GPRS interface is additionally provided on the outside of the shell wall；The communication module uses GPRS transmission mode, will
The data of acquisition are transmitted in specified Cloud Server.
Particularly, the thermal module includes 3 road temperature acquisitions, using 3 line PT100 temperature detecting resistances, for acquiring
Environment temperature, vehicle gas cylinder liquid outlet nozzle temperature, vehicle gas cylinder surface temperature.
Particularly, the conversion that analog signals toggle switch realizes current or voltage signal is provided in the AI module,
4 road output signal types of acquisition are the vehicle gas cylinder storage pressure signals, vehicle gas cylinder liquid level signal, automobile-used of analog signals
Gas cylinder buffer tank pressure signal reserves other special parameter signals；The DI module is used to acquire the automobile-used gas of on-off model
Bottle natural gas leaking alarm signal.
Particularly, the bus module includes 2 RS-485 bus modules and 1 CAN bus module, and 1 RS-485 is total
Wire module is used to acquire the digital signal of 485 bus forms, and including but not limited to vehicle gas cylinder stores pressure signal, vehicle gas cylinder
Liquid level signal, vehicle gas cylinder buffer tank pressure signal, vehicle gas cylinder weight signal；1 RS-485 bus module is for connecting vehicle
Carry display screen, circuit power supply and another liquid petroleum gas vehicle vehicle gas cylinder data acquisition transmission terminal of connecting；CAN bus
Module is used to acquire the digital signal of CAN bus form, and including but not limited to vehicle gas cylinder stores pressure signal, vehicle gas cylinder liquid
Position signal, vehicle gas cylinder buffer tank pressure signal, vehicle gas cylinder natural gas leaking alarm signal, vehicle gas cylinder weight signal.
Particularly, the shell shields explosion-proof waterproof case using cast aluminium.
Transmission terminal is acquired based on above-mentioned liquid petroleum gas vehicle vehicle gas cylinder data, the invention also discloses a kind of liquefaction
Natural gas vehicle vehicle gas cylinder data acquire the application method of transmission terminal, this method comprises:
When liquid petroleum gas vehicle is that bicycle single bottle configures, adopted using 1 road liquid petroleum gas vehicle vehicle gas cylinder data
Collect transmission terminal；When liquid petroleum gas vehicle is that the double bottles of bicycle configure, two liquid petroleum gas vehicle vehicle gas cylinder data are adopted
Collection transmission terminal passes through the 485-2 interface tandem being arranged thereon while using；When liquid petroleum gas vehicle is three bottles of bicycle configurations
When, three liquid petroleum gas vehicle vehicle gas cylinder data acquisition transmission terminals pass through the 485-2 interface tandem being arranged thereon simultaneously
It uses；Wherein, the bicycle single bottle configuration refers to that a liquid petroleum gas vehicle configures a vehicle gas cylinder and a liquefaction day
Right gas vehicle vehicle gas cylinder data acquire transmission terminal；The double bottle configurations of the bicycle refer to a liquid petroleum gas vehicle configuration two
A vehicle gas cylinder, two vehicle gas cylinders respectively configure a liquid petroleum gas vehicle vehicle gas cylinder data acquisition transmission terminal；It is described
Three bottles of bicycle configurations refer to that a liquid petroleum gas vehicle configures three vehicle gas cylinders, and three vehicle gas cylinders respectively configure a liquefaction
Natural gas vehicle vehicle gas cylinder data acquire transmission terminal.
Particularly, when the acquisition transmission terminal series connection of liquid petroleum gas vehicle vehicle gas cylinder data is in application, by described in one
Data acquisition transmission terminal is set as host terminal, and other concatenated data acquisition transmission terminals are set as slave terminal, and
Only host terminal access vehicle-carrying display screen, GPRS antenna, GPS/BD antenna and installation Internet of Things network interface card.
Particularly, the power supply of the slave terminal is responsible for by host terminal, and by the 485-2 interface that is respectively arranged into
Row connection；The data of slave terminal acquisition pass through the 485-2 interface being respectively arranged and are transmitted to host terminal, will by host terminal
Data are wirelessly transmitted to specified Cloud Server, while data information to be shown will be needed to show on vehicle-carrying display screen；Wherein, often
A slave terminal is provided with a number, and host terminal controls every page of the vehicle-carrying display screen and only shows a number
The data information of the corresponding vehicle gas cylinder of slave terminal checks that each slave terminal corresponds to the data letter of vehicle gas cylinder by page turning
Breath.
It liquefies in liquid petroleum gas vehicle vehicle gas cylinder data acquisition transmission terminal and its application method proposed by the present invention
Natural gas vehicle vehicle gas cylinder data acquire transmission terminal and realize multiple series connection applications by the 485-2 interface of setting, thus real
The plurality of application scenes such as existing liquid petroleum gas vehicle vehicle gas cylinder " bicycle single bottle ", " the double bottles of bicycle ", " three bottles of bicycle ", meet city
Field various configurations form demand.The present invention solves existing liquid petroleum gas vehicle vehicle gas cylinder and answers with the dispersion of vehicle Large-scale Mobile
With can not every use state of real-time monitoring vehicle gas cylinder, safe condition, and then the problems such as implement effective security management and control, together
When for applied on existing market new and old vehicle gas cylinder, more producer's model vehicle gas cylinders, using different form and type
Gas cylinder sensor or instrument vehicle gas cylinder, the present invention by setting polymorphic type external interface, using standard traffic convert assist
View, setting series connection application interface, realizes that the various configurations forms such as new and old bottle, more producer's model gas cylinders, bicycle mono-/bis-gas cylinder are answered
With.Liquefied natural gas can greatly improve using liquid petroleum gas vehicle vehicle gas cylinder data of the present invention acquisition transmission terminal
Safety, management convenience in vehicle vehicle gas cylinder use process, improve supervisory efficiency.
Detailed description of the invention
Fig. 1 is that liquid petroleum gas vehicle vehicle gas cylinder data provided in an embodiment of the present invention acquire transmission terminal structural representation
Figure；
Fig. 2 is " bicycle single bottle " application schematic diagram provided in an embodiment of the present invention；
Fig. 3 is " the double bottles of bicycle " series connection application schematic diagram provided in an embodiment of the present invention；
Fig. 4 is that liquid petroleum gas vehicle provided in an embodiment of the present invention installs application schematic diagram.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give presently preferred embodiments of the present invention.But the invention can be realized in many different forms, however it is not limited to this paper institute
The embodiment of description.On the contrary, purpose of providing these embodiments is makes to the more thorough of the disclosure understanding
Comprehensively.It should be noted that it can be directly to another when an element is considered as " connection " another element
Element may be simultaneously present centering elements.Unless otherwise defined, all technical and scientific terms used herein with
It is identical to belong to the normally understood meaning of those skilled in the art of the invention.Made in the description of the invention herein
Term, which is only for the purpose of describing specific embodiments, is not intended to limit the present invention.Term as used herein
" and/or " it include any and all combinations of one or more related listed items.
Embodiment one
It please refers to shown in Fig. 1, Fig. 1 is that liquid petroleum gas vehicle vehicle gas cylinder data provided in an embodiment of the present invention acquisition passes
Defeated terminal structure schematic diagram.
The transmission terminal of liquid petroleum gas vehicle vehicle gas cylinder data acquisition in the present embodiment specifically includes shell 1；It is described
Pcb board 2 is provided in shell 1；Communication module 101, locating module 102, power module 104, total is provided on the pcb board 2
Wire module 105, main control chip 106, temperature collecting module 107, A/D module 108, AI module 109 and DI module 110；It is described
GPS/BD interface 4,485-1 interface 5,485-2 interface 7, CAN interface 8, DI/1 interface 9, AI-Q/4 are provided on the outside of 1 wall of shell
Interface 10, AI-T/3 interface 11.
Memory module 103 and battery module 111 are additionally provided on the pcb board 2 in the present embodiment.The memory module
103 for storing but being not limited to AI signal, DI signal, temperature, position data；The battery module 111 is using chargeable lithium electricity
Pond, operating mode are as follows: when liquid petroleum gas vehicle power supply 12 is powered, liquid petroleum gas vehicle power supply 12 gives battery module 111, liquid
When changing 12 power-off in danger of natural gas vehicle power supply, battery module 111 powers to communication module 101, locating module 102, so that fixed
Position module 102 and communication module can send final location information.The memory module 103 uses capacity in the present embodiment
Duration for the high speed storing card of 512M, storing data is greater than 60 days.In the present embodiment, in liquid petroleum gas vehicle power supply 12
When power-off in danger, battery module 111 is greater than 10 minutes for the operating time of locating module 102 and communication module.
GPRS interface 3 is additionally provided on the outside of 1 wall of shell in the present embodiment；The communication module 101 uses GPRS
The data of acquisition are transmitted in specified Cloud Server by transmission mode by the Internet of Things network interface card based on mobile communications network.
The communication module 101, locating module 102, memory module 103, power module 104, bus in the present embodiment
Module 105, main control chip 106, temperature collecting module 107, A/D module 108, AI module 109, DI module 110, battery module
111 etc. are encapsulated on the pcb board 2, pass through circuit design composition function circuit system.The positioning mould in the present embodiment
Block 102 is less than 10m using GPS/BD bimodulus positioning method positioning accuracy.The power module 104 can access vehicle DC9V~
DC36V power supply power supply, and exportable DC3V~DC24V power voltage supply and each electricity consumption module；Power module in the present embodiment
104 can power to the pressure sensor of outside access, liquid level sensor, combustion gas leak finder, weight sensor, supply voltage
DC12V~DC24V.
The bus module 105 includes 2 RS-485 bus module 105 and 1 CAN bus modules, 105,1 RS-485
Bus module 105 is used to acquire the digital signal of 485 bus forms, and including but not limited to vehicle gas cylinder stores pressure signal, vehicle
With gas cylinder liquid level signal, vehicle gas cylinder buffer tank pressure signal, vehicle gas cylinder weight signal；1 RS-485 bus module 105 is used
In connection vehicle-carrying display screen 6, circuit power supply and connect another liquid petroleum gas vehicle vehicle gas cylinder data acquisition transmission eventually
End；CAN bus module 105 is used to acquire the digital signal of CAN bus form, including but not limited to vehicle gas cylinder storage pressure letter
Number, vehicle gas cylinder liquid level signal, vehicle gas cylinder buffer tank pressure signal, vehicle gas cylinder natural gas leaking alarm signal, automobile-used gas
Bottle weight signal.The thermal module includes 3 road temperature acquisitions, using 3 line PT100 temperature detecting resistances, for acquiring environment
Temperature, vehicle gas cylinder liquid outlet nozzle temperature, vehicle gas cylinder surface temperature.The A/D module 108 is by whole analog quantitys of acquisition
After signal, on-off model, temperature signal are converted into digital quantity signal, transmitted by communication module 101.The AI mould
The conversion that analog signals toggle switch realizes current or voltage signal, 4 road output signal types of acquisition are provided in block 109
Be analog signals vehicle gas cylinder storage pressure signal, vehicle gas cylinder liquid level signal, vehicle gas cylinder buffer tank pressure signal, in advance
Stay other special parameter signals.The DI module 110 can acquire 1 way switch amount signal, specifically for acquisition on-off model
Vehicle gas cylinder natural gas leaking alarm signal.
The shell 1 shields explosion-proof waterproof case 1 using cast aluminium in the present embodiment, and explosive-proof grade is better than II BT4 of Exia,
Water proof and dust proof grade is better than IP65.In the present embodiment the GPRS interface 3, GPS/BD, 485-1 interface 5,485-2 interface 7,
CAN interface 8, DI/1 interface 9, AI-Q/4 interface 10, AI-T/3 interface 11 are wire rope seal nipple, and waterproofing grade is better than
IP65.The GPRS interface 3 is for installing connection GPRS antenna.The GPS/BD interface 4 is for installing connection GPS/BD positioning
Antenna.The 485-1 interface 5 is used to install the sensor or instrument of 485 bus interface of connection.The 485-2 interface 7 is for pacifying
Load connects vehicle-carrying display screen 6, the power supply of pcb board 2 and other vehicle gas cylinder data acquisition transmission terminals of connecting.The CAN interface 8
For installing the sensor or instrument of connection CAN interface.The DI/1 interface 9 is for installing 1 way switch amount signal of connection
Sensor or instrument.The AI-Q/4 interface 10 is used to install the sensor or instrument of 4 road analog signals of connection.The AI-
T/3 interface 11 is for installing 3 road PT100 temperature sensors of connection.
In the present embodiment 6 size of vehicle-carrying display screen be 4.3 cun~7 cun, by 485-2 interface 7 with the present embodiment provides
The connection of vehicle gas cylinder data collection station, the parameters that terminal acquires are displayed on the screen, while vehicle-carrying display screen 6 is aobvious
Show the information such as network strength, positioning signal strength, presence, alarm condition.The power supply of vehicle-carrying display screen 6 in the present embodiment
It is supplied by vehicle power supply 12, and powered simultaneously to pcb board 2.
Embodiment two
Transmission terminal is acquired based on above-mentioned liquid petroleum gas vehicle vehicle gas cylinder data, present embodiment discloses a kind of liquefaction
Natural gas vehicle vehicle gas cylinder data acquire the application method of transmission terminal, this method comprises: liquid petroleum gas vehicle is bicycle
Single bottle configuration states liquid petroleum gas vehicle vehicle gas cylinder data acquisition transmission terminal using 1 road.Wherein, bicycle single bottle configures
Refer to that a liquid petroleum gas vehicle configures a vehicle gas cylinder and a liquid petroleum gas vehicle vehicle gas cylinder data acquisition passes
Defeated terminal." vehicle gas cylinder data acquire transmission terminal " " liquid petroleum gas vehicle vehicle gas cylinder together it should be noted that hereinafter
Data acquire transmission terminal ".
As shown in Fig. 2, the side that vehicle gas cylinder data acquisition transmission terminal 203 passes through mechanical lossless fixation in the present embodiment
Formula, be fixed on vehicle vehicle gas cylinder frame 202 without interference at, at this time 201 number definition of vehicle gas cylinder be 1#, vehicle gas cylinder data
Acquiring transmission terminal 203 is host terminal.Vehicle gas cylinder data acquire transmission terminal 203 by external each interface, correspond to
Connect sensor/instrument for acquiring the unlike signal type of each use state parameter of vehicle gas cylinder 201；Vehicle gas cylinder data
Acquisition transmission terminal 203 is connect by 485-2 interface with vehicle-carrying display screen 204, from vehicle-carrying display screen 204 to vehicle gas cylinder data
Transmission terminal 203 is acquired to power, at the same vehicle gas cylinder data acquisition transmission terminal 203 by the data information transfer of acquisition to vehicle-mounted
Display screen 204 is shown.The power supply of vehicle-carrying display screen 204 is provided by vehicle power supply 205.
As shown in Fig. 2, vehicle gas cylinder data, which acquire transmission terminal 203, installs GPRS antenna in GPRS interface, in GGPS/BD
Interface installs GGPS/BD antenna and installation Internet of Things network interface card, realizes the wireless transmission of data, sends data to specified cloud clothes
It is engaged in device.
Embodiment three
As shown in figure 3, liquid petroleum gas vehicle vehicle gas cylinder data acquire the application method of transmission terminal in the present embodiment
Include:
Liquid petroleum gas vehicle is " the double bottles of bicycle " configuration, and vehicle gas cylinder data acquire transmission terminal 303 and pass through setting
485-2 interface realizes that another vehicle gas cylinder data acquisition transmission terminal 306 of connecting uses simultaneously.It should be noted that working as liquid
When change natural gas vehicle is three bottles of configurations of bicycle, three vehicle gas cylinder data acquisition transmission terminals pass through the 485-2 being arranged thereon
Interface tandem uses simultaneously；Wherein, the double bottle configurations of the bicycle refer to that a liquid petroleum gas vehicle configures two vehicle gas cylinders,
Two vehicle gas cylinders respectively configure a vehicle gas cylinder data acquisition transmission terminal；Three bottles of bicycle configurations refer to a liquefied natural gas
Three vehicle gas cylinders of vehicle configuration, three vehicle gas cylinders respectively configure a vehicle gas cylinder data acquisition transmission terminal, when liquefaction day
When right gas vehicle is three bottles of configurations of bicycle, three vehicle gas cylinder data acquisition transmission terminals pass through the 485-2 interface being arranged thereon
It connects while using.
To vehicle gas cylinder data acquisition transmission terminal (303,306) series connection in application, the vehicle gas cylinder 307 of lower section is defined
For 1# gas cylinder, the vehicle gas cylinder 301 of top is defined as 2# gas cylinder, and other situations are followed successively by 3# gas cylinder etc.；It is automobile-used for 1# simultaneously
The vehicle gas cylinder data acquisition transmission terminal 306 of gas cylinder 307 is defined as host terminal, and number 1# is used for 2# vehicle gas cylinder 301
Concatenated vehicle gas cylinder data acquisition transmission terminal 303 is defined as slave terminal, number 2#, and other situation number consecutivelies are 3#
Deng.
Vehicle gas cylinder data acquisition transmission terminal (303,306) is fixed respectively by way of mechanical lossless fixation
1# vehicle gas cylinder 307,2# vehicle gas cylinder 301 302 attachment of frame without interference at.
The host terminal is correspondingly connected with by external each interface for acquiring each use state of 1# vehicle gas cylinder 307
Sensor/instrument of the unlike signal type of parameter.
The slave terminal is correspondingly connected with by external each interface for acquiring each use state of 2# vehicle gas cylinder 301
Sensor/instrument of the unlike signal type of parameter.
Host terminal is connected by 485-2 interface with slave terminal in the present embodiment, while passing through 485-2 interface to pair
The power supply of machine terminal, and acquire the collected data information of slave terminal institute.
Host terminal is connect by 485-2 interface with vehicle-carrying display screen 305, is supplied from vehicle-carrying display screen 305 to host terminal
Electricity, while host terminal and slave terminal data information collected are transmitted to the display of vehicle-carrying display screen 305 together, it is vehicle-mounted aobvious
The power supply of display screen 305 is provided by vehicle power supply 304.
When vehicle gas cylinder data acquisition transmission terminal (303,306) series connection in application, the car-mounted display of host terminal access
Screen 305 can be that the independent display interface of page 1 progress data information is aobvious by each vehicle gas cylinder by the number of access vehicle gas cylinder
Show, checks that each slave terminal corresponds to the data information of vehicle gas cylinder by page turning.
Especially set out, vehicle gas cylinder data acquire transmission terminal (303,306) series connection in application, only host terminal connects
Enter vehicle-carrying display screen, GPRS antenna, GPS/BD antenna and installation Internet of Things network interface card, the data of two vehicle gas cylinders are by host end
End carries out being wirelessly transmitted to specified Cloud Server.GPRS antenna is installed in the GPRS interface of host terminal, is pacified in GGPS/BD interface
GGPS/BD antenna and installation Internet of Things network interface card are filled, realizes the wireless transmission of data.
Example IV
As shown in figure 4, the present embodiment is that a kind of liquid petroleum gas vehicle vehicle gas cylinder data acquisition transmission terminal is liquefying
Embodiment is installed, the application that the present embodiment is covered more complete " the double bottles of bicycle " by application mode is illustrated in natural gas vehicle.
Liquid petroleum gas vehicle of vehicle gas cylinder data acquisition transmission terminal (401,402) in " the double bottles of bicycle " configuration
In application, the vehicle gas cylinder 408 of lower section is defined as 1# gas cylinder, the vehicle gas cylinder 410 of top is defined as 2# gas cylinder；It is used for simultaneously
The vehicle gas cylinder data acquisition transmission terminal 401 of 1# vehicle gas cylinder 408 is defined as host terminal, and number 1# is automobile-used for 2#
The concatenated vehicle gas cylinder data of gas cylinder 410 acquisition transmission terminal 402 is defined as slave terminal, number 2#.
The host terminal and slave terminal fix 1# vehicle gas cylinder 408,2# by way of mechanical lossless fixation respectively
409 attachment of frame of vehicle gas cylinder 410 without interference at.The host terminal is correspondingly connected with by external each interface for adopting
Collect sensor/instrument of the unlike signal type of each use state parameter of 1# vehicle gas cylinder 408；The slave terminal passes through external
Each interface, be correspondingly connected with sensor/instrument of the unlike signal type for acquiring each use state parameter of 2# vehicle gas cylinder 410
Table；Host terminal is connected by 485-2 interface with slave terminal, while being powered by 485-2 interface to slave terminal, and acquire
The collected data information of slave terminal institute；Host terminal is connect by 485-2 interface with vehicle-carrying display screen 405, by vehicle-mounted aobvious
Display screen 405 is powered to car-mounted display screen, while car-mounted display screen 408 data information of 1# vehicle gas cylinder collected and slave
The collected data information of terminal institute is transmitted to the display of vehicle-carrying display screen 405 together, and vehicle-carrying display screen 405 is powered by vehicle power supply
406 provide.When the acquisition transmission terminal series connection of vehicle gas cylinder data is in application, the vehicle-carrying display screen 405 of host terminal access can be with
It is that the independent display interface of page 1 progress data information is shown by each vehicle gas cylinder by the number of access vehicle gas cylinder.Especially mention
Out, vehicle gas cylinder data acquisition transmission terminal (401, the 402) series connection is in application, only host terminal accesses car-mounted display
Screen 405, GPRS antenna, GPS/BD antenna and installation Internet of Things network interface card, the data of two vehicle gas cylinders are carried out by host terminal
It is wirelessly transmitted to specified Cloud Server.GPRS antenna is installed in the GPRS interface of host terminal, is installed in GGPS/BD interface
GGPS/BD antenna and installation Internet of Things network interface card, realize the wireless transmission of data.Vehicle-carrying display screen 405 is mounted on vehicle cab
At interior unobstructed sight；GPRS antenna, GGPS/BD antenna are mounted in vehicle drive room 403 at the top of 404 or driver's cabin；Vehicle
Power supply 406 may be derived from also may be derived from body exterior at vehicle general supply safety box close to the supply lines joint of vehicle gas cylinder
407。
Liquid petroleum gas vehicle vehicle gas cylinder data acquisition transmission terminal passes through setting in technical solution proposed by the present invention
485-2 interface realize multiple series connection application, to realize liquid petroleum gas vehicle vehicle gas cylinder " bicycle single bottle ", " bicycle pair
The plurality of application scenes such as bottle ", " three bottles of bicycle ", meet market various configurations form demand.The present invention solves existing liquefaction day
Right gas vehicle vehicle gas cylinder with vehicle Large-scale Mobile dispersion application can not real-time monitoring vehicle gas cylinder every use state, safety
State, and then the problems such as implement effective security management and control, while for the new and old vehicle gas cylinder, more applied on existing market
Producer's model vehicle gas cylinder, using different form and type gas cylinder sensor or instrument vehicle gas cylinder, the present invention is by setting
Polymorphic type external interface is set, using standard traffic conversion protocols, setting series connection application interface realizes new and old bottle, more producer's models
The various configurations form applications such as gas cylinder, bicycle mono-/bis-gas cylinder.Using liquid petroleum gas vehicle vehicle gas cylinder data of the present invention
Acquisition transmission terminal can greatly improve safety in liquid petroleum gas vehicle vehicle gas cylinder use process, management convenience,
Improve supervisory efficiency.
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The present invention is not limited to specific embodiments described here, are able to carry out various apparent variations, again for a person skilled in the art
New adjustment and substitution are without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention
It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, may be used also
To include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (10)
1. a kind of liquid petroleum gas vehicle vehicle gas cylinder data acquire transmission terminal, which is characterized in that including shell；The shell
Inside it is provided with pcb board；Be provided on the pcb board communication module, locating module, power module, bus module, main control chip,
Temperature collecting module, A/D module, AI module and DI module；GPS/BD interface is provided on the outside of the shell wall, 485-1 connects
Mouth, 485-2 interface, CAN interface, DI/1 interface, AI-Q/4 interface, AI-T/3 interface.
2. liquid petroleum gas vehicle vehicle gas cylinder data according to claim 1 acquire transmission terminal, which is characterized in that institute
It states and is additionally provided with memory module and battery module on pcb board；The memory module is for storing but being not limited to AI signal, DI letter
Number, temperature, position data；The battery module uses rechargeable lithium battery, operating mode are as follows: liquid petroleum gas vehicle power supply is logical
When electric, liquid petroleum gas vehicle power supply is to battery module, and when the power-off in danger of liquid petroleum gas vehicle power supply, battery module is to communication
Module, locating module power supply, send final position information.
3. liquid petroleum gas vehicle vehicle gas cylinder data according to claim 1 acquire transmission terminal, which is characterized in that institute
It states and is additionally provided with GPRS interface on the outside of shell wall；The communication module uses GPRS transmission mode, and the data of acquisition are transmitted to
In specified Cloud Server.
4. liquid petroleum gas vehicle vehicle gas cylinder data according to claim 1 acquire transmission terminal, which is characterized in that institute
Stating thermal module includes 3 road temperature acquisitions, using 3 line PT100 temperature detecting resistances, for acquiring environment temperature, vehicle gas cylinder
Liquid outlet nozzle temperature, vehicle gas cylinder surface temperature.
5. liquid petroleum gas vehicle vehicle gas cylinder data according to claim 1 acquire transmission terminal, which is characterized in that institute
It states and is provided with the conversion that analog signals toggle switch realizes current or voltage signal in AI module, 4 tunnel output signals of acquisition
Form is vehicle gas cylinder storage pressure signal, vehicle gas cylinder liquid level signal, the vehicle gas cylinder buffer tank pressure letter of analog signals
Number, reserve other special parameter signals；The DI module is used to acquire the vehicle gas cylinder natural gas leaking alarm of on-off model
Signal.
6. liquid petroleum gas vehicle vehicle gas cylinder data according to claim 1 acquire transmission terminal, which is characterized in that institute
Stating bus module includes 2 RS-485 bus modules and 1 CAN bus module, and 1 RS-485 bus module is for acquiring 485
The digital signal of bus form, including but not limited to vehicle gas cylinder store pressure signal, vehicle gas cylinder liquid level signal, vehicle gas cylinder
Buffer tank pressure signal, vehicle gas cylinder weight signal；1 RS-485 bus module is for connecting vehicle-carrying display screen, circuit power supply
And another liquid petroleum gas vehicle vehicle gas cylinder data acquisition transmission terminal of connecting；CAN bus module is total for acquiring CAN
It is slow that the digital signal of line form, including but not limited to vehicle gas cylinder store pressure signal, vehicle gas cylinder liquid level signal, vehicle gas cylinder
Rush pressure tank signal, vehicle gas cylinder natural gas leaking alarm signal, vehicle gas cylinder weight signal.
7. liquid petroleum gas vehicle vehicle gas cylinder data according to one of claims 1 to 6, acquire transmission terminal, feature
It is, the shell shields explosion-proof waterproof case using cast aluminium.
8. liquid petroleum gas vehicle vehicle gas cylinder data described in a kind of claim 1 acquire the application method of transmission terminal, special
Sign is, this method comprises:
When liquid petroleum gas vehicle is that bicycle single bottle configures, acquires and pass using 1 road liquid petroleum gas vehicle vehicle gas cylinder data
Defeated terminal；When liquid petroleum gas vehicle is that the double bottles of bicycle configure, two liquid petroleum gas vehicle vehicle gas cylinder data acquisitions are passed
Defeated terminal passes through the 485-2 interface tandem being arranged thereon while using；When liquid petroleum gas vehicle is three bottles of configurations of bicycle, three
A liquid petroleum gas vehicle vehicle gas cylinder data acquisition transmission terminal passes through the 485-2 interface tandem being arranged thereon while using；
Wherein, the bicycle single bottle configuration refers to that a liquid petroleum gas vehicle configures a vehicle gas cylinder and a liquefied natural gas vehicle
Vehicle gas cylinder data acquire transmission terminal；The double bottle configurations of the bicycle refer to that a liquid petroleum gas vehicle configuration two is automobile-used
Gas cylinder, two vehicle gas cylinders respectively configure a liquid petroleum gas vehicle vehicle gas cylinder data acquisition transmission terminal；The bicycle three
Bottle configuration refers to that a liquid petroleum gas vehicle configures three vehicle gas cylinders, and three vehicle gas cylinders respectively configure a liquefied natural gas
Vehicle vehicle gas cylinder data acquire transmission terminal.
9. the application method of liquid petroleum gas vehicle vehicle gas cylinder data acquisition transmission terminal according to claim 8,
It is characterized in that, when the acquisition transmission terminal series connection of liquid petroleum gas vehicle vehicle gas cylinder data is in application, the data are adopted
Collection transmission terminal is set as host terminal, and other concatenated data acquisition transmission terminals are set as slave terminal, and only host
Terminal accesses vehicle-carrying display screen, GPRS antenna, GPS/BD antenna and installation Internet of Things network interface card.
10. the application method of liquid petroleum gas vehicle vehicle gas cylinder data acquisition transmission terminal according to claim 9,
It is characterized in that, the power supply of the slave terminal is responsible for by host terminal, and the 485-2 interface by being respectively arranged is connected
It connects；The data of slave terminal acquisition pass through the 485-2 interface being respectively arranged and are transmitted to host terminal, by host terminal by data
It is wirelessly transmitted to specified Cloud Server, while data information to be shown will be needed to show on vehicle-carrying display screen；Wherein, Mei Gesuo
It states slave terminal and is provided with a number, host terminal controls the slave that every page of the vehicle-carrying display screen only shows a number
The data information of the corresponding vehicle gas cylinder of terminal checks that each slave terminal corresponds to the data information of vehicle gas cylinder by page turning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910506392.1A CN110185923A (en) | 2019-06-12 | 2019-06-12 | Liquid petroleum gas vehicle vehicle gas cylinder data acquire transmission terminal and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910506392.1A CN110185923A (en) | 2019-06-12 | 2019-06-12 | Liquid petroleum gas vehicle vehicle gas cylinder data acquire transmission terminal and its application method |
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| CN110185923A true CN110185923A (en) | 2019-08-30 |
Family
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|---|---|---|---|
| CN201910506392.1A Pending CN110185923A (en) | 2019-06-12 | 2019-06-12 | Liquid petroleum gas vehicle vehicle gas cylinder data acquire transmission terminal and its application method |
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| CN (1) | CN110185923A (en) |
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