WO2012000395A1 - 一种应用于工程机械中的蓝牙设备及工程机械 - Google Patents

一种应用于工程机械中的蓝牙设备及工程机械 Download PDF

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Publication number
WO2012000395A1
WO2012000395A1 PCT/CN2011/076019 CN2011076019W WO2012000395A1 WO 2012000395 A1 WO2012000395 A1 WO 2012000395A1 CN 2011076019 W CN2011076019 W CN 2011076019W WO 2012000395 A1 WO2012000395 A1 WO 2012000395A1
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Prior art keywords
bluetooth
interface
data
bluetooth device
construction machine
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PCT/CN2011/076019
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English (en)
French (fr)
Inventor
易小刚
周翔
熊俊
何浩志
Original Assignee
湖南三一智能控制设备有限公司
三一重工股份有限公司
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Application filed by 湖南三一智能控制设备有限公司, 三一重工股份有限公司 filed Critical 湖南三一智能控制设备有限公司
Publication of WO2012000395A1 publication Critical patent/WO2012000395A1/zh

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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/418Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
    • G05B19/4185Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication
    • G05B19/4186Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication by protocol, e.g. MAP, TOP
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/30Nc systems
    • G05B2219/31From computer integrated manufacturing till monitoring
    • G05B2219/31136Name of bus, canbus, controller area network
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/30Nc systems
    • G05B2219/31From computer integrated manufacturing till monitoring
    • G05B2219/31251Redundant access, wireless and hardware access to fielddevices
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Definitions

  • the present invention relates to the field of construction machinery, and in particular to a Bluetooth device applied to a construction machine and a construction machine to which a Bluetooth device is applied. Background technique
  • the figure is a structural diagram of an existing engineering machinery electrical control system.
  • the existing engineering machinery electrical control system comprises a sensing unit for collecting data, a control unit for realizing host control, a display unit for realizing host status display and parameter setting, a remote control receiving unit for realizing host wireless remote control, and a transmitting unit.
  • other equipment units possibly including remote data transmission terminals, etc., the data exchange between the above devices through the CAN bus.
  • the display and parameter settings of the existing engineering machinery host status are usually completed by the host display unit.
  • the display unit is mounted to the main body.
  • the construction machinery main equipment When the construction machinery main equipment is in operation, it may involve large-scale mechanical equipment actions, such as pumping pumping and crane hoisting, all involving the extension or rotation of the boom.
  • the operator At this time, the operator (worker) must be in the working of the main machine. Outside the scope. This makes it impossible to view and parameterize the host status of the display unit on the host side.
  • the electrical equipment used in the electrical control system of the construction machinery is integrated with the microprocessor chip, including its own controller.
  • the program downloading and debugging interfaces are more. For example, Ethernet interface, parallel interface, USB interface, and serial interface (both serial port). Among them, the serial interface is widely used. For the device under debugging, it is convenient to use the above serial interface to realize program debugging and downloading. However, for devices that have already been installed, debugging by wire is not convenient.
  • the invention provides a bluetooth device applied in a construction machine, which is used for solving host state viewing and parameter setting when a large mechanical device is working, and facilitating device debugging after installation.
  • the invention also provides an engineering machine having the Bluetooth device.
  • the Bluetooth device provided in the construction machine provided by the invention comprises a CAN bus interface and a Bluetooth interface
  • CAN bus interface for reading or writing data on the CAN bus
  • Bluetooth interface for data interaction with a remote terminal
  • the interaction between the CAN bus interface data and the Bluetooth interface data is realized by a protocol between the CAN bus interface and the Bluetooth interface;
  • the protocol includes format conversion between Bluetooth interface data and CAN bus interface data; the remote terminal is connected to a universal Bluetooth module for data interaction with the Bluetooth interface.
  • the Bluetooth device further includes a serial port for debugging and downloading the program of the engineering machine controller and the microprocessor.
  • the Bluetooth device further includes a channel selection unit for selecting a channel of the engineering machine device that needs to be debugged and downloaded.
  • the Bluetooth device further includes a human machine interface for setting the Bluetooth device parameters.
  • the Bluetooth device further includes a setting unit connected to the Bluetooth interface, configured to set the Bluetooth interface as a mode of the master and slave modules.
  • the remote terminal is a portable mobile terminal.
  • the remote terminal is a computer with a Bluetooth module.
  • the construction machine provided by the invention has the Bluetooth device.
  • the Bluetooth device applied to the construction machine includes a CAN bus interface for reading or writing data on the CAN bus, and a Bluetooth interface for data interaction with the remote terminal; and the protocol includes a Bluetooth interface.
  • the installed device needs to be debugged, it only needs to be debugged through the remote terminal that communicates with the Bluetooth interface, which is convenient for the user to debug.
  • Figure 1 is a structural view of an existing engineering machinery electrical control system
  • FIG. 2 is a structural view of a first embodiment of a Bluetooth device applied to a construction machine according to the present invention
  • FIG. 3 is a structural view of a second embodiment of a Bluetooth device applied to a construction machine according to the present invention
  • Figure 5 is a structural view showing a second embodiment of the construction machine according to the present invention.
  • the invention provides a bluetooth device applied in a construction machine, which is used for solving host state viewing and parameter setting when a large mechanical device is working, and facilitating device debugging after installation.
  • the engineering machinery electrical control system includes a sensing unit for collecting data, a control unit for implementing host control, a display unit for realizing host status display and parameter setting, a remote control receiver for realizing host wireless remote control, and other equipment units ( It may include remote data transmission terminals, etc., and the above devices specifically implement data interaction through the CAN bus.
  • FIG. 2 there is shown a block diagram of a first embodiment of a Bluetooth device for use in a construction machine according to the present invention.
  • the Bluetooth device 1 applied to the construction machine according to the first embodiment of the present invention includes a CAN bus interface 11 and a Bluetooth interface 12.
  • CAN bus interface 11 for reading or writing data on the CAN bus.
  • the bus interface 11 Since the control commands of the host system are sent over the CAN bus, therefore, using CAN The bus interface 11 writes to the CAN bus and also enables remote control of the host.
  • the Bluetooth interface 12 is used for data interaction with the remote terminal.
  • the remote terminal and the Bluetooth device of the present invention are connected through the Bluetooth interface 12 to obtain data on the CAN bus, and data writing on the CAN bus can be realized.
  • the remote terminal needs to have a Bluetooth module, can be connected with the Bluetooth device 1 via Bluetooth to obtain data on the CAN bus, and can write data on the CAN bus.
  • the remote terminal may specifically be a portable mobile terminal such as a mobile phone, a PDA or the like.
  • the remote terminal can also be a device such as a computer with a Bluetooth module.
  • the CAN bus interface 11 and the Bluetooth interface 12 can realize the interaction between the CAN bus interface data and the Bluetooth interface data through a protocol.
  • the protocol specifically includes format conversion between Bluetooth interface data and CAN bus interface data.
  • Bluetooth is a radio technology that supports short-range communication (typically within 10m) of the device. Bluetooth enables wireless information exchange between devices including mobile phones, PDAs, wireless headsets, laptops, and related peripherals.
  • the standard for Bluetooth is IEEE 802.15, which operates in the 2.4 GHz band and has a bandwidth of lMb/s.
  • the Bluetooth module After the Bluetooth module completes the parameter setting, its interface is equivalent to a serial interface.
  • the program can be wirelessly debugged and downloaded to the remote microprocessor chip or controller device.
  • the Bluetooth device applied to the construction machine according to the embodiment of the present invention includes a CAN bus interface 11 for reading or writing data on the CAN bus and a Bluetooth interface 12 for data interaction with the remote terminal, and the protocol includes Bluetooth.
  • the installed device needs to be debugged, it only needs to be debugged through the remote terminal that communicates with the Bluetooth interface, which is convenient for the user to debug.
  • the serial port information can be transparently transmitted.
  • the controller and the microprocessor of the existing engineering machine can use the serial port to debug and download the program.
  • the Bluetooth module can be reserved on the Bluetooth device in the embodiment of the present invention.
  • the serial port is used to debug and download the program of the unit with the serial port program debugging and downloading function in the host system.
  • FIG. 3 there is shown a block diagram of a second embodiment of a Bluetooth device for use in a construction machine according to the present invention.
  • the second embodiment of the Bluetooth device applied to the construction machine of the present invention is different from the first embodiment in that the Bluetooth device further includes a serial port 13.
  • the Bluetooth device 1 applied to the construction machine according to the second embodiment of the present invention further includes a serial port 13 for debugging and downloading the program of the engineering machine controller and the microprocessor.
  • the Bluetooth device 1 may further include a channel selection unit 14 for selecting a channel of the engineering machine device that needs to be debugged and downloaded.
  • the Bluetooth device 1 in the embodiment of the present invention can switch the connection with different devices (such as sensors, controllers, displays, etc.) by setting the channel selection unit 14, and after setting the related settings of the device, set the Bluetooth interface 12 as data. Transfer mode. At this time, the data transmission of the Bluetooth interface 12 is equivalent to a wireless serial port.
  • the Bluetooth device 1 according to the embodiment of the present invention can debug and download the program to the corresponding microprocessor or controller through a portable computer such as a portable computer using an external Bluetooth module or a portable computer using an integrated Bluetooth module.
  • the Bluetooth device 1 of the embodiment of the present invention may further include a setting unit (not shown) connected to the Bluetooth interface 12 for setting the mode of the Bluetooth interface 12 as a master and a slave module.
  • a setting unit (not shown) connected to the Bluetooth interface 12 for setting the mode of the Bluetooth interface 12 as a master and a slave module.
  • the Bluetooth device 1 can set the Bluetooth interface 12 on the Bluetooth device 1 as a slave module through a setting unit, and search and connect the Bluetooth device 1 by using a remote terminal (for example, a portable terminal) with the Bluetooth interface 12.
  • a remote terminal for example, a portable terminal
  • the Bluetooth device 1 can receive the data on the CAN bus through the CAN bus interface 11, and convert the bus data into Bluetooth interface data through the above protocol, and transmit it back to the remote terminal (for example, the portable terminal) through the Bluetooth interface 12.
  • the remote terminal is used to realize the display of the working condition data of the host (construction machinery).
  • the remote terminal (for example, the portable terminal) can receive the user setting, and the remote terminal side data is transmitted to the Bluetooth device 1 through the above protocol, and the CAN bus interface 11 of the Bluetooth device 1 writes the CAN bus according to the CAN frame format to realize the host (construction machinery) ) The setting of the parameters.
  • the Bluetooth device 1 can shield the wireless remote controller receiving device and simulate the host remote controller function through the remote terminal.
  • the user converts the remote control related operation into corresponding control information through the remote terminal, and the control information can be sent to the locality according to the foregoing protocol through the Bluetooth channel.
  • the Bluetooth device 1 of the embodiment is described. After receiving the Bluetooth device 1, the control information is converted into relevant CAN data by the CAN bus interface 11 and written into the CAN bus to realize remote control of the host.
  • the host computer of the construction machine equipped with the Bluetooth device 1 can determine the data sharing flow direction and data sharing through the master-slave mode of the universal Bluetooth module.
  • the Bluetooth on the Bluetooth device 1 of the construction machine host A can be set.
  • the interface 12 is in the master module mode, and the Bluetooth interface 12 on the Bluetooth device 1 of the construction machine host B is set to the slave module mode.
  • the Bluetooth device 1 on the construction machine host A can search for the Bluetooth device 1 on the construction machine host B and establish mutual connection, and the data sharing can be realized after the connection is established.
  • the master-slave module mode of the above setting needs to be exchanged, and the data sharing of the construction machine host B can be realized to the engineering machine host A by the same operation.
  • the Bluetooth device in the embodiment of the present invention may further include a human machine interface 15 for setting parameters of the Bluetooth device.
  • the human machine interface 15 can implement the setting of the parameters of the Bluetooth device 1, and specifically includes the settings of the Bluetooth device name, the Bluetooth master-slave mode, and the serial port 13, the channel selection unit 14, and the like.
  • the Bluetooth device 1 in the embodiment of the present invention uses the Bluetooth path to realize the interaction of the host parameters, and the external remote terminal (especially the mobile terminal) does not need to externally expand the hardware unit, and only needs to be installed to realize the reading of the Bluetooth interface data on the remote terminal. Just take, parse and display the application. Meanwhile, the Bluetooth device 1 according to the embodiment of the present invention can receive the control information input by the remote terminal, and convert the control information into corresponding data and transmit the data to the above-mentioned Bluetooth device 1 installed on the construction machine host through the Bluetooth path. Therefore, the Bluetooth device 1 in the embodiment of the present invention can implement remote setting and viewing of host parameters.
  • the Bluetooth device 1 of the embodiment of the invention is connected to the CAN bus, and the host remote control function is simulated by the powerful operability of the remote terminal (for example, a portable terminal).
  • the Bluetooth device 1 in the embodiment of the present invention can control the wireless shared flow of data and parameters by using the master-slave mode setting of the Bluetooth module.
  • the Bluetooth device 1 in the embodiment of the present invention utilizes the equivalent serial port characteristic in the data transmission mode of the Bluetooth module to implement the microprocessor chip and the controller supporting the serial port program downloading and debugging. Wireless program debugging and downloading.
  • the invention also provides a construction machine, which is used for solving the state view and parameter setting of the large-scale mechanical equipment during operation, and facilitating the debugging of the equipment after the installation is completed.
  • FIG. 4 is a structural view of a first embodiment of the construction machine according to the present invention
  • FIG. 5 is a structural view of a second embodiment of the construction machine according to the present invention.
  • the remote terminal may be a portable mobile terminal, such as a mobile phone, a PDA, or the like, or a device such as a computer with a Bluetooth module.
  • the construction machine of the present invention comprises a Bluetooth device 1 connected to a CAN bus.
  • the Bluetooth device 1 may be in any of the forms described above and will not be described in detail herein.
  • the remote terminal is specifically a remote computer, and the computer is connected with a universal Bluetooth module, performs data interaction with the Bluetooth device, and uploads the received data to the computer.
  • the Bluetooth device of the present invention receives CAN bus data and transmits it to the Bluetooth module of the computer via a Bluetooth channel.
  • the computer can display the data received by the Bluetooth module, and the computer can count the number of data packets received by the Bluetooth module within a specified time, that is, the number of CAN data packets received within a specified time, and calculate the CAN bus.
  • the instantaneous load rate and the average load rate allow the performance of the CAN bus to be evaluated.
  • the remote terminal is a mobile phone or a PDA
  • the above functions can also be realized through a Bluetooth module on a mobile phone or a PDA.

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Description

一种应用于工程机械中的蓝牙设备及工程机械 本申请要求于 2010 年 07 月 01 日提交中国专利局、 申请号为 201010219926.1、 发明名称为"一种应用于工程机械中的蓝牙设备及工程机 械"的中国专利申请的优先权, 其全部内容通过引用结合在本申请中。 技术领域
本发明涉及工程机械领域, 尤其涉及一种应用于工程机械中的蓝牙设 备及应用了蓝牙设备的工程机械。 背景技术
参见图 1 , 该图是现有工程机械电气控制系统结构图。 现有工程机械 电气控制系统包括用于采集数据的传感单元、 用于实现主机控制的控制单 元、 用于实现主机状态显示与参数设置的显示单元、 实现主机无线遥控的 遥控接收单元和发送单元以及其他设备单元(可能包括远程数据传输终端 等), 上述设备间通过 CAN总线实现数据的交互。
现有工程机械主机状态的显示与参数设置通常是通过主机显示单元完 成。 该显示单元被安装于主机机身。 而工程机械主机设备运行时, 可能涉 及到大型的机械设备动作, 例如泵车泵送、 起重机吊重都涉及到臂架的伸 展或转动等, 此时要求操作手 (工作人员) 必须处于主机工作范围以外。 这样就无法在主机侧的显示单元完成的主机状态查看与参数设置。
通常, 多台主机设备间存在参数共享的问题。 若多台主机设备间需要 共享数据, 只能利用现有有线方式完成主机间的连接, 操作比较繁瑣。
工程机械电气控制系统中所用到的电气设备内部多集成有微处理器芯 片, 包括其自身控制器在内, 此类设备的程序下载与调试接口较多。 例如 以太网接口、 并行接口、 USB接口以及串行接口 (筒称串口)等。 其中串 行接口被广泛应用, 对于调试中的设备, 利用上述串行接口实现程序调试 与下载比较方便。 但是, 对于已安装完成的设备, 利用有线方式进行调试 缺乏便捷性。
因此, 如何提供一种应用于工程机械中的蓝牙设备及工程机械, 解决 上述大型的机械设备工作时的主机状态查看与参数设置, 以及方便安装完 成后的设备调试, 是本领域技术人员需要解决的技术问题。 发明内容
本发明提供一种应用于工程机械中的蓝牙设备, 用于解决大型的机械 设备工作时的主机状态查看与参数设置,以及方便安装完成后的设备调试。
本发明同时提供一种具有所述蓝牙设备的工程机械。
本发明提供的应用于工程机械中的蓝牙设备, 包括 CAN总线接口和 蓝牙接口;
CAN总线接口, 用于读取或写入 CAN总线上的数据;
蓝牙接口, 用于与远程终端进行数据交互;
CAN总线接口和蓝牙接口之间通过协议实现 CAN总线接口数据与蓝 牙接口数据的交互;
所述协议包括蓝牙接口数据与 CAN总线接口数据间的格式转换; 所述远程终端连接通用的蓝牙模块, 与所述蓝牙接口进行数据交互。 优选地, 所述蓝牙设备还包括串口, 用于对工程机械的控制器及微处 理器的程序进行调试和下载。
优选地, 所述蓝牙设备还包括通道选择单元, 用于选择需要调试和下 载的工程机械设备的通道。
优选地,所述蓝牙设备还包括人机接口,用于设置所述蓝牙设备参数。 优选地, 所述蓝牙设备还包括与所述蓝牙接口相连的设置单元, 用于 设置所述蓝牙接口作为主、 从模块的模式。
优选地, 所述远程终端为便携式移动终端。
优选地, 所述远程终端为带有蓝牙模块的计算机。
本发明提供的工程机械, 具有所述的蓝牙设备。
通过上述方案的描述, 可以看到本发明具备以下优点:
由于本发明实施例所述应用于工程机械中的蓝牙设备包括用于读取或 写入 CAN总线上数据的 CAN总线接口, 以及用于与远程终端进行数据交 互的蓝牙接口; 且协议包括蓝牙接口数据与 CAN总线接口数据间的格式 转换, 所以 CAN总线接口和蓝牙接口之间可以通过所述协议实现 CAN总 线接口的数据与蓝牙接口的数据的交互。这样, 当大型的机械设备工作时, 可以通过远程终端实现主机状态查看与参数设置。 当安装后的设备需要调 试时, 只需要通过与蓝牙接口相通信的远程终端进行调试, 便于用户的调 试使用。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案, 下面将对 实施例或现有技术描述中所需要使用的附图作筒单地介绍, 显而易见地, 下面描述中的附图仅仅是本发明的一些实施例, 对于本领域普通技术人员 来讲, 在不付出创造性劳动性的前提下, 还可以根据这些附图获得其他的 附图。
图 1是现有工程机械电气控制系统结构图;
图 2是本发明所述应用于工程机械中的蓝牙设备第一实施例结构图; 图 3是本发明所述应用于工程机械中的蓝牙设备第二实施例结构图; 图 4是本发明所述工程机械第一实施例结构图;
图 5是本发明所述工程机械第二实施例结构图。
具体实施方式
本发明提供一种应用于工程机械中的蓝牙设备, 用于解决大型的机械 设备工作时的主机状态查看与参数设置,以及方便安装完成后的设备调试。
工程机械电气控制系统包括用于采集数据的传感单元、 用于实现主机 控制的控制单元、 用于实现主机状态显示与参数设置的显示单元、 实现主 机无线遥控的遥控接收器以及其他设备单元(可能包括远程数据传输终端 等), 上述设备间具体通过 CAN总线实现数据的交互。
参见图 2, 该图是本发明所述应用于工程机械中的蓝牙设备第一实施 例结构图。
本发明第一实施例所述应用于工程机械中的蓝牙设备 1 , 包括 CAN总 线接口 11和蓝牙接口 12。
CAN总线接口 11 , 用于读取或写入 CAN总线上的数据。
由于主机系统的控制命令是通过 CAN总线发送的, 因此, 利用 CAN 总线接口 11对 CAN总线的写入功能, 也能实现对主机的遥控功能。
蓝牙接口 12, 用于与远程终端进行数据交互。
远程终端与本发明所述蓝牙设备通过蓝牙接口 12 进行连接, 以获得 CAN总线上的数据, 并可实现 CAN总线上数据的写入。
同时, 远程终端需要具有蓝牙模块, 能够与所述蓝牙设备 1通过蓝牙 进行连接,以获得 CAN总线上的数据,并可实现 CAN总线上数据的写入。
参见图 4, 该图是本发明所述工程机械第一实施例结构图。 远程终端 具体可以是便携式移动终端, 例如手机、 PDA等。
参见图 5, 该图是本发明所述工程机械第二实施例结构图。 远程终端 也可以是带有蓝牙模块的计算机等设备。
CAN总线接口 11和蓝牙接口 12之间可以通过协议实现 CAN总线接 口数据与蓝牙接口数据的交互。 所述协议具体包括蓝牙接口数据与 CAN 总线接口数据间的格式转换。
蓝牙是一种支持设备短距离通信(一般是 10m之内) 的无线电技术。 蓝牙能够在包括手机、 PDA、 无线耳机、 笔记本电脑、 相关外设等众多设 备之间进行无线信息交换。 蓝牙的标准是 IEEE802.15, 工作在 2.4GHz 频 带, 带宽为 lMb/s。
蓝牙模块在完成参数设置后, 其接口等效于一个串行接口, 利用此种 特性可实现对远端的微处理芯片或控制器设备进行程序无线调试与下载。
由于本发明实施例所述应用于工程机械中的蓝牙设备包括用于读取或 写入 CAN总线上数据的 CAN总线接口 11和用于与远程终端进行数据交 互的蓝牙接口 12, 且协议包括蓝牙接口数据与 CAN总线接口数据间的格 式转换, 所以 CAN总线接口 11和蓝牙接口 12之间可以通过所述协议实 现 CAN 总线接口数据与蓝牙接口数据的交互。 这样, 当大型的机械设备 工作时, 可以通过远程终端实现主机状态查看与参数设置。 当安装后的设 备需要调试时, 只需要通过与蓝牙接口相通信的远程终端进行调试, 便于 用户的调试使用。
由于蓝牙模块设置完成后其功能等效于串口(串行接口 ),可实现串口 信息的透传, 结合现有工程机械的控制器与微处理器可利用串口进行程序 调试与下载的特点, 在本发明实施例所述蓝牙设备上可以预留蓝牙模块的 串口, 以实现对主机系统中具备串口程序调试与下载功能的单元的程序调 试与下载。
参见图 3, 该图是本发明所述应用于工程机械中的蓝牙设备第二实施 例结构图。
本发明所述应用于工程机械中的蓝牙设备第二实施例相对第一实施例 的区别在于, 所述蓝牙设备还包括串口 13。
本发明第二实施例所述应用于工程机械中的蓝牙设备 1 还包括串口 13, 用于对工程机械的控制器及微处理器的程序进行调试和下载。
本发明实施例所述蓝牙设备 1还可以包括通道选择单元 14, 用于选择 需要调试和下载的工程机械设备的通道。
本发明实施例所述蓝牙设备 1可以通过设置通道选择单元 14, 切换与 不同设备(例如传感器、 控制器、 显示器等) 间的连接, 完成上述设备的 相关设置后, 将蓝牙接口 12设置为数据传输模式。 此时, 蓝牙接口 12的 数据传输等同于一个无线的串口。 本发明实施例所述蓝牙设备 1可以通过 使用外扩蓝牙模块的便携式计算机或使用集成蓝牙模块的便携式计算机等 远程终端, 对相应的微处理器或控制器进行程序的调试与下载。
本发明实施例所述蓝牙设备 1还可以包括与所述蓝牙接口 12相连的设 置单元(图中未示出), 用于设置所述蓝牙接口 12作为主、 从模块的模式。
本发明实施例所述蓝牙设备 1 , 可以通过设置单元设置该蓝牙设备 1 上的蓝牙接口 12为从模块, 利用带有蓝牙接口 12的远程终端 (例如便携 式终端)搜索并连接该蓝牙设备 1。 蓝牙连接建立后, 蓝牙设备 1可以通 过 CAN总线接口 11接收 CAN总线上的数据, 并通过上述协议将总线数 据转换为蓝牙接口数据,通过蓝牙接口 12回传至远程终端(例如便携式终 端)。 利用远程终端实现主机(工程机械)工况数据显示。 远程终端(例如 便携式终端)可以接收用户设置, 通过上述协议将远程终端侧数据传送给 蓝牙设备 1 , 由蓝牙设备 1的 CAN总线接口 11按 CAN帧格式写入 CAN 总线, 实现对主机(工程机械)参数的设置。
本发明实施例所述蓝牙设备 1可以屏蔽无线遥控器接收装置, 通过远 程终端模拟主机遥控器功能。 用户通过远程终端将遥控器相关操作转换成 相应的控制信息, 该控制信息可以通过蓝牙通路依据上述协议发送给本发 明实施例所述蓝牙设备 1。 所述蓝牙设备 1接收后将上述控制信息, 通过 CAN总线接口 11转换成相关的 CAN数据写入 CAN总线, 实现对主机的 遥控。
安装有本发明实施例所述蓝牙设备 1的工程机械的主机间可以通过通 用蓝牙模块具备的主从模式确定数据共享流向与数据共享。
假设安装有本发明实施例蓝牙设备 1的工程机械主机 A需要将主机数 据共享给同样安装有所述蓝牙设备 1的工程机械主机 B, 则可以通过设置 工程机械主机 A的蓝牙设备 1上的蓝牙接口 12为主模块模式, 且设置工 程机械主机 B的蓝牙设备 1上的蓝牙接口 12为从模块模式。 通过蓝牙模 块的搜索功能,工程机械主机 A上的蓝牙设备 1可搜索工程机械主机 B上 的蓝牙设备 1并建立相互连接, 连接建立后即可实现数据共享。 当需要将 工程机械主机 B的数据共享给工程机械主机 A时,则仅需要调换上述设置 的主从模块模式, 按同样操作即可实现工程机械主机 B的数据共享给工程 机械主机 A。
本发明实施例所述蓝牙设备还可以包括人机接口 15 , 用于设置蓝牙设 备参数。人机接口 15可实现对蓝牙设备 1参数的设置,具体可以包括蓝牙 设备名称、 蓝牙主从模式以及串口 13、 通道选择单元 14等参数的设置。
本发明实施例所述蓝牙设备 1 , 利用蓝牙通路实现主机参数的交互, 外部远程终端(特别是手机终端), 无需外扩硬件单元, 仅需安装可实现对 该远程终端上的蓝牙接口数据读取、 解析与显示的应用程序即可。 同时, 本发明实施例所述蓝牙设备 1可以接收远程终端输入的控制信息, 并将控 制信息转换为相应的数据通过蓝牙通路传送给安装在工程机械主机上的上 述蓝牙设备 1。 因此本发明实施例所述蓝牙设备 1便可实现对主机参数的 远程设置与查看。
本发明实施例所述蓝牙设备 1接入 CAN总线, 利用远程终端 (例如 便携式终端 ) 的强大可操控性模拟主机遥控功能。
本发明实施例所述蓝牙设备 1利用蓝牙模块的主从模式设置, 可以控 制数据、 参数的无线共享流向。
本发明实施例所述蓝牙设备 1利用蓝牙模块的数据传输模式下的等效 串口特性, 实现对支持串口程序下载与调试的微处理器芯片与控制器进行 无线程序调试与下载。
本发明还提供一种工程机械, 用于解决大型的机械设备工作时的主机 状态查看与参数设置, 以及方便安装完成后的设备调试。
参见图 4和图 5, 图 4是本发明所述工程机械第一实施例结构图; 图 5 是本发明所述工程机械第二实施例结构图。
本发明所述工程机械第一、 二实施例的区别在于, 所述远程终端具体 可以是便携式移动终端, 例如手机、 PDA等, 也可以是带有蓝牙模块的计 算机等设备等。
本发明所述工程机械包括与 CAN总线相连的蓝牙设备 1。所述蓝牙设 备 1可以是前文所述的任何一种形式, 在此不再详述。
所述远程终端具体为远端计算机, 该计算机上连接通用的蓝牙模块, 与所述蓝牙设备进行数据交互, 并将接收数据上传至该计算机。 本发明所 述蓝牙设备接收 CAN 总线数据, 通过蓝牙通道发送给所述计算机的蓝牙 模块。 所述计算机上可以显示通过蓝牙模块接收到的数据, 所述计算机可 以通过指定时间内统计蓝牙模块接收到的数据包数量, 即相当于指定时间 内接收的 CAN数据包数量, 计算得到 CAN总线的瞬时负载率与平均负载 率, 从而可对 CAN总线的性能进行评估。
同样, 当远程终端为手机、 PDA时, 也可以通过手机、 PDA上的蓝牙 模块, 实现上述功能。
对所公开的实施例的上述说明, 使本领域专业技术人员能够实现或使 用本发明。 对这些实施例的多种修改对本领域的专业技术人员来说将是显 而易见的, 本文中所定义的一般原理可以在不脱离本发明的精神或范围的 情况下, 在其它实施例中实现。 因此, 本发明将不会被限制于本文所示的 这些实施例, 而是要符合与本文所公开的原理和新颖特点相一致的最宽的 范围。
以上所述仅为本发明的较佳实施例而已, 并不用以限制本发明, 凡在 本发明的精神和原则之内, 所作的任何修改、 等同替换、 改进等, 均应包 含在本发明的保护范围之内。

Claims

1、一种应用于工程机械中的蓝牙设备, 其特征在于, 所述蓝牙设备包 括 CAN总线接口和蓝牙接口;
CAN总线接口, 用于读取或写入 CAN总线上的数据;
蓝牙接口, 用于与远程终端进行数据交互;
CAN总线接口和蓝牙接口之间通过协议实现 CAN总线接口数据与蓝 牙接口数据的交互; 权
所述协议包括蓝牙接口数据与 CAN总线接口数据间的格式转换; 所述远程终端连接通用的蓝牙模 8块, 与所述蓝牙接口进行数据交互。
_要
2、根据权利要求 1所述的应用于工程机械中的蓝牙设备,其特征在于, 所述蓝牙设备还包括串口, 用于对工程机械求的控制器及微处理器的程序进 行调试和下载。
3、根据权利要求 1所述的应用于工程机械中的蓝牙设备,其特征在于, 所述蓝牙设备还包括通道选择单元, 用于选择需要调试和下载的工程机械 设备的通道。
4、根据权利要求 1所述的应用于工程机械中的蓝牙设备,其特征在于, 所述蓝牙设备还包括人机接口, 用于设置所述蓝牙设备参数。
5、根据权利要求 1所述的应用于工程机械中的蓝牙设备,其特征在于, 所述蓝牙设备还包括与所述蓝牙接口相连的设置单元, 用于设置所述蓝牙 接口作为主、 从模块的模式。
6、根据权利要求 1所述的应用于工程机械中的蓝牙设备,其特征在于, 所述远程终端为便携式移动终端。
7、根据权利要求 1所述的应用于工程机械中的蓝牙设备,其特征在于, 所述远程终端为带有蓝牙模块的计算机。
8、 一种工程机械, 具有权利要求 1至 7任一项所述的蓝牙设备。
PCT/CN2011/076019 2010-07-01 2011-06-21 一种应用于工程机械中的蓝牙设备及工程机械 WO2012000395A1 (zh)

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