CN112520048A - Navigation data display and control instrument and display and control method based on single-blade double-control switch - Google Patents
Navigation data display and control instrument and display and control method based on single-blade double-control switch Download PDFInfo
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- CN112520048A CN112520048A CN202011355016.6A CN202011355016A CN112520048A CN 112520048 A CN112520048 A CN 112520048A CN 202011355016 A CN202011355016 A CN 202011355016A CN 112520048 A CN112520048 A CN 112520048A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D45/00—Aircraft indicators or protectors not otherwise provided for
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C5/00—Registering or indicating the working of vehicles
- G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
- G07C5/0841—Registering performance data
- G07C5/085—Registering performance data using electronic data carriers
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Abstract
The invention discloses a navigation data display and control instrument based on a single-blade double-control switch and a display and control method. In normal working conditions, the single-pole double-control switch shifting piece is connected to a mainboard power supply position, and a power supply is controlled to supply power to the mainboard; when data in the VDR of the boat needs to be read, stored, displayed or controlled, the single-pole double-control switch shifting piece is shifted to be connected with the CAN-USB conversion card to enter a working condition of a memory, and the shifting piece is reset after the data reading, storing, displaying or controlling is finished. Observe convenient, can realize using for supporting ships and light boats navigation data recorder VDR, supply each professional to read, download navigation data from VDR to integrated display control software carries out data real-time classification analysis monitoring, more can download bank base system and supply research analysis.
Description
Technical Field
The invention discloses a navigation data display and control instrument and a display and control method based on a single-pole double-control switch, relates to the process fields of signal acquisition monitoring, transmission, decoding, display, control and the like, and belongs to the field of industrial control and communication.
Background
With the continuous development of the maritime traffic industry, maritime traffic accidents are increased, the investigation of the traffic accidents can not meet the manually recorded maritime log any more, and the incompleteness and inaccuracy of the investigation bring great inconvenience to the investigation of the accidents. Therefore, there is an urgent need for a device capable of completely recording various data information of a ship during navigation so as to perform research and study on the recorded data after an accident occurs, which results in the appearance of a ship navigation data recorder (on-board black box).
A vessel Voyage Data Recorder (VDR) is a device that maintains a large amount of information about vessel position, motion, physical state, command and control before and after an accident in a reliable and recoverable form. The important data stored by the recorder in the navigation process of the ship is helpful for obtaining reliable and correct information about accident reasons and details, is helpful for reconstructing an accident reason chain, avoids the reoccurrence of similar accidents by determining the true reasons of the accidents, and improves the safety of marine traffic.
The accompanying product is the data display and control instrument. VDR fixed mounting is in the ship, and its daily demonstration control end is located ship commander's room, and to other cabins daily real-time display data of needs and to bank base required data acquisition analysis then can't realize convenient observation through fixed data display accuse appearance. The system can not be separated from other computing equipment and can not independently carry out data acquisition and forwarding work.
Disclosure of Invention
The invention aims to solve the technical problem of providing a navigation data display and control instrument and a display and control method based on a single-blade double-control switch, wherein the data display and control instrument is convenient and fast to observe, can be used as a matched ship navigation data recorder VDR, is used for all professionals to read and download navigation data from the VDR, integrates display control software to perform real-time classification analysis and monitoring on the data, and can be downloaded to a shore-based system for research and analysis.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a navigation data shows accuse appearance based on two accuse switches of single-pole which characterized in that includes: the touch control type display screen, the mainboard, the sensor, the CAN-USB conversion card and the storage unit are arranged in the integrated shell; the mainboard is provided with a signal conditioning unit comprising a signal conversion module, a signal transmission module, an information decoding module and an information integration display module, and a data acquisition unit for being in butt joint with the sensor; the instrument shell is provided with a single-blade double-control switch which is a power switch, and the shifting piece is set to be connected with a mainboard to enter a normal working condition or connected with a CAN-USB conversion card to enter a memory working condition when the shifting piece is shifted.
Furthermore, the hard disk of the storage unit adopts an IDE data line with one in two, one end of the hard disk is led out and connected with the IED slot of the mainboard, the other end of the hard disk is connected with the USB-CAN conversion card, and the USB interface is positioned on the case of the shell.
Furthermore, one end of a CAN port of the USB-CAN conversion card, which is led out of a data line, is a nine-core standard CAN port connector, and the other end is suspended; the CAN port leading-out data line is connected with a cabin-crossing extension line and then is in butt joint with the VDR leading-out line; both ends of the cabin-crossing extension line are suspended in the air and are six types of shielding twisted pairs or coaxial cables; one end of the VDR outgoing line is a navigation plug, and the other end is suspended.
Further, a special data line is arranged to be in butt joint with a data output port of the VDR, one end of the special data line is connected with a spare port in a VDR signal junction box above each cabin command room through an aerial plug, and the other end of the special data line is connected with a serial port solidified in a display and control instrument case through a serial port connected with a USB-CAN conversion card; in addition, one end of the data line is connected with a USB square port on the board card distribution box, and the other end of the data line is connected with a host USB channel, so that a power lamp of the conversion card can be lightened to be green during working.
Furthermore, the USB-CAN conversion card adopts special industrial grade high-speed 32-bit CPU and CAN 2.0B specifications, is compatible with CAN 2.0A and conforms to ISO 11898-1/2/3.
Further, the USB-CAN conversion card is a Zhou Li Gong USBCAN II interface card.
Further, a PC end application program is developed based on a USB-CAN conversion card VCI, dll is called through CLF in LabView, or an ActiveX control is used for using a method and attributes in the VCI, so that control and data sending and receiving of initialization and the like of the USB-CAN conversion card and a CAN bus are realized, and a frame information, frame ID and frame data display and storage function is provided for a user.
Further, the PC side application program sets a window for manually selecting the serial port channel, and the three-dimensional digital meter head display and alarm functions of the analog quantity are realized through the ActiveX control.
A navigation data display and control method based on a single-pole double-control switch is characterized by comprising the following steps:
in normal working conditions, the single-pole double-control switch shifting piece is connected to a mainboard power supply position, and a power supply is controlled to supply power to the mainboard; when data in the VDR of the boat needs to be read, stored, displayed or controlled, the single-pole double-control switch shifting piece is shifted to be connected with the CAN-USB conversion card to enter a working condition of a memory, and the shifting piece is reset after the data reading, storing, displaying or controlling is finished.
Further, clicking in the program to start acquisition, reading data and writing the data into a database after the time interval reaches the set time, and displaying and storing the data in real time; if yes, displaying an alarm record and selecting whether to quit according to the requirement; and if the excel is to be exported, selecting a saving path, and saving the data into the excel when clicking to stop acquisition.
The built-in signal conversion module is used for triggering and calling software. Starting up, automatically running a program; in the software triggered mode, the trigger source is software controlled. When the value is written into the register triggered by the software, the built-in signal conversion module (such as an A/D converter) starts to work, and the status light of the data card turns yellow to green.
Furthermore, the invention provides the data acquired and converted for the shore-based command room, and provides seamless switching type interface realization aiming at different equipment types for users based on a unified upper computer secondary development function library. Selecting a mainstream application layer protocol to provide basic functions of CAN node initialization, message sending, message receiving and the like; and CAN provide analysis research such as CAN bus error processing, bus separation processing, receiving filter processing, baud rate parameter setting and automatic detection, and CAN bus communication distance and node number calculation.
Compared with the prior art, the invention has the following beneficial effects:
the system is used as a matched ship navigation data recorder (VDR) for reading and downloading navigation data from the VDR by each professional, integrates display control software to perform real-time classification analysis monitoring on the data, and can be downloaded to a shore-based system for deep research and analysis of relevant commanders and experts.
The observation control is integrated, the observation is convenient, and the data acquisition and forwarding work can be independently carried out by separating from other computing equipment.
Based on a unified upper computer secondary development function library, seamless switching type interface implementation aiming at different equipment types is provided for users.
Drawings
In order to make the purpose, technical scheme and effect of the invention more clear, the invention provides the following drawings for description.
FIG. 1 is a schematic view of the working principle of a navigation data display and control instrument based on a single-pole double-control switch according to the embodiment of the invention.
FIG. 2 is a data acquisition flow chart of the data acquisition method of the present invention.
Detailed Description
The navigation data display and control instrument and the data acquisition method based on the single-pole double-control switch of the invention will be described in detail with reference to the attached drawings 1-2.
The navigation data display and control instrument based on the single-pole double-control switch comprises a computer, a sensor, a signal conditioning unit, data acquisition hardware and software, wherein a hard disk of the computer adopts an IDE data line with one in two, one end of the hard disk is led out from the hard disk and is connected with a mainboard IED slot, the other end of the hard disk is connected with a conversion card which is easy to drive IDE to convert into USB, and a USB interface is positioned on a computer case.
In order to respond to the requirement that a mobile storage medium is not used for synchronizing data between the data display and control instrument and the shore-based server, the data display and control instrument has to be dual-purpose, namely a normal working condition and a storage working condition.
The computer case is provided with a single-pole double-control switch for the access of external computing equipment. The data display single-pole double-control switch is a power supply shifting switch, and controls a power supply to supply power to the mainboard and supply power to the conversion card respectively, so that the free switching between the normal working condition and the working condition of the memory is realized.
A data output port of a special data line butt joint VDR is arranged:
and customizing a data line, wherein one end of the data line is connected with a spare port (port No. 9) in a VDR signal junction box above each cabin command room by a specific aerial plug, and the other end of the data line is connected with a serial port of a USBCAN board card and is solidified in a display control instrument box body by a serial port. Then a USB square port on the board card distribution box is connected by a matched special data line, one end of the USB square port is connected with a host USB channel, and a power lamp of the conversion card can be turned on green when the USB square port works.
Designing a built-in signal conversion module for software triggering and calling:
starting up, automatically running a program; the design adopts a software triggering mode, and a triggering source is controlled by software in the software triggering mode. The a/D converter starts to operate when a value is written into a software-triggered register. The status light of the data card turns yellow to green.
Designing data acquisition, conversion and storage software:
the method provides a form for manually selecting a serial port channel, and introduces an ActiveX control into a display control instrument software system, thereby realizing the three-dimensional digital meter head display and alarm functions of analog quantity. The control program code written by DLL or OCX is translated layer by layer to the register on DAS card; the detection program code returns the state to the program we write through the opposite pipeline. In the program, the additional DLL must tell its compiler beforehand in order to establish a connection pipe with the DLL.
Clicking in the program to start acquisition, and displaying and storing data in real time; and if the excel is to be exported, selecting a saving path, and saving the data into the excel when clicking to stop acquisition.
The invention discloses a navigation data display and control method based on a single-blade double-control switch, which is characterized by comprising the following steps of:
in normal working conditions, the single-pole double-control switch shifting piece is connected to a mainboard power supply position, and a power supply is controlled to supply power to the mainboard; when data in the VDR of the boat needs to be read, stored, displayed or controlled, the single-pole double-control switch shifting piece is shifted to be connected with the CAN-USB conversion card to enter a working condition of a memory, and the shifting piece is reset after the data reading, storing, displaying or controlling is finished.
The invention obtains reasonable results from a data acquisition system based on a computer, and depends on each component of the system, namely the computer, the sensor, the signal conditioning, the data acquisition hardware and the software; meanwhile, the program design of the data display control instrument is simplified by means of the driving software, so that a user can call the traditional language and the application software package to design a high-level program.
Therefore, the invention starts from the combination and specific implementation of software and hardware of the analysis data display and control instrument, describes how to design the overall structure of the data communication system of the data display and control instrument, demonstrates the realizability of the hardware design of the data processing part, verifies that the data display and control instrument works stably through interface test, data acquisition, storage and query management, has good performance, clear system structure, convenient control and perfect functions, and makes new attempts.
Claims (10)
1. The utility model provides a navigation data shows accuse appearance based on two accuse switches of single-pole which characterized in that includes: the touch control type display screen, the mainboard, the sensor, the CAN-USB conversion card and the storage unit are arranged in the integrated shell; the mainboard is provided with a signal conditioning unit comprising a signal conversion module, a signal transmission module, an information decoding module and an information integration display module, and a data acquisition unit for being in butt joint with the sensor; the instrument shell is provided with a single-blade double-control switch which is a power switch and is set to be connected with a mainboard to enter a normal working condition or connected with a CAN-USB conversion card to enter a memory working condition when a shifting sheet is shifted.
2. The navigation data display and control instrument based on the single-pole double-control switch as claimed in claim 1, wherein the hard disk of the storage unit adopts an IDE data line with one in two, one end of the IDE data line is led out from the hard disk and is connected with a main board IED slot, the other end of the IDE data line is connected with a USB-CAN conversion card, and the USB interface is positioned on the casing case.
3. The navigation data display and control instrument based on the single-pole double-control switch as claimed in claim 1, wherein one end of a data line led out from the CAN port of the USB-CAN conversion card is a nine-core standard CAN port connector, and the other end is suspended; the CAN port leading-out data line is connected with a cabin-crossing extension line and then is in butt joint with the VDR leading-out line; both ends of the cabin-crossing extension line are suspended in the air and are six types of shielding twisted pairs or coaxial cables; one end of the VDR outgoing line is a navigation plug, and the other end is suspended.
4. The navigation data display and control instrument based on the single-pole double-control switch as claimed in claim 1, wherein a special data line is provided to butt joint with a data output port of the VDR, one end of the special data line is connected with a spare port in a VDR signal connection box above each cabin command room by an aerial plug, and the other end of the special data line is connected with a serial port in a USB-CAN conversion card and fixed in a display and control instrument case by a serial port; in addition, one end of the data line is connected with a USB square port on the board card distribution box, and the other end of the data line is connected with a host USB channel, so that a power lamp of the conversion card can be lightened to be green during working.
5. The navigation data display and control instrument based on the single-pole double-control switch as claimed in claim 1, wherein the USB-CAN conversion card adopts special industrial grade high-speed 32-bit CPU and CAN 2.0B specifications, is compatible with CAN 2.0A, and conforms to ISO 11898-1/2/3.
6. The navigation data display and control instrument based on the single-pole double-control switch as claimed in claim 1, wherein the USB-CAN conversion card is a weekly standing power USBCAN ii interface card.
7. The navigation data display and control instrument based on the single-blade double-control switch as claimed in claim 1, wherein a PC end application program is developed based on a VCI (universal serial bus-controller interface) of the USB-CAN conversion card, dll (simple rule function) is called through CLF (common class interface) in LabView, or an ActiveX (active function) control is used for using a method and attributes in the VCI, so that control, data sending and receiving such as initialization of the USB-CAN conversion card and a CAN bus are realized, and a frame information, a frame ID (identity) and a frame data display and storage function are provided for a user.
8. The navigation data display and control instrument based on the single-pole double-control switch as claimed in claim 1, wherein the PC end application program sets a window for manually selecting a serial port channel, and realizes the three-dimensional digital meter head display and alarm functions of analog quantity through an ActiveX control.
9. A navigation data display and control method, characterized in that the navigation data display and control instrument based on the single-pole double-control switch of any one of the claims 1 to 8 is adopted, comprising the following steps:
in normal working conditions, the single-pole double-control switch shifting piece is connected to a mainboard power supply position, and a power supply is controlled to supply power to the mainboard; when data in the VDR of the boat needs to be read, stored, displayed or controlled, the single-pole double-control switch shifting piece is shifted to be connected with the CAN-USB conversion card to enter a working condition of a memory, and the shifting piece is reset after the data reading, storing, displaying or controlling is finished.
10. The navigation data display and control method according to claim 9, wherein the acquisition is started by clicking in the program, the data is read and written into the database after the time interval reaches the set time, and the data is displayed and stored in real time; if yes, displaying an alarm record and selecting whether to quit according to the requirement; and if the excel is to be exported, selecting a saving path, and saving the data into the excel when clicking to stop acquisition.
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| CN202011355016.6A CN112520048A (en) | 2020-11-27 | 2020-11-27 | Navigation data display and control instrument and display and control method based on single-blade double-control switch |
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| CN202011355016.6A CN112520048A (en) | 2020-11-27 | 2020-11-27 | Navigation data display and control instrument and display and control method based on single-blade double-control switch |
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| CN101834624A (en) * | 2010-03-15 | 2010-09-15 | 北京航空航天大学 | Data transmission module based on radio frequency chip |
| CN202404601U (en) * | 2012-01-11 | 2012-08-29 | 哈尔滨师范大学 | Controller for computer network security |
| CN104097784A (en) * | 2014-08-01 | 2014-10-15 | 莫傲 | Flight record system for plane and data processing method thereof |
| CN204215190U (en) * | 2014-10-28 | 2015-03-18 | 长安大学 | A kind of intelligence singly opens double control switch device |
| CN206741697U (en) * | 2017-04-14 | 2017-12-12 | 中交遥感载荷（北京）科技有限公司 | A kind of Traffic monitoring device based on unmanned plane |
| US20210221485A1 (en) * | 2018-06-01 | 2021-07-22 | Wärtsilä SAM Electronics GmbH | Method, device and apparatus for autonomous docking of marine vessel |
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2020
- 2020-11-27 CN CN202011355016.6A patent/CN112520048A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101834624A (en) * | 2010-03-15 | 2010-09-15 | 北京航空航天大学 | Data transmission module based on radio frequency chip |
| CN202404601U (en) * | 2012-01-11 | 2012-08-29 | 哈尔滨师范大学 | Controller for computer network security |
| CN104097784A (en) * | 2014-08-01 | 2014-10-15 | 莫傲 | Flight record system for plane and data processing method thereof |
| CN204215190U (en) * | 2014-10-28 | 2015-03-18 | 长安大学 | A kind of intelligence singly opens double control switch device |
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