CN102546941B - Remote monitoring system for engineering machinery, mobile terminal and engineering machinery - Google Patents
Remote monitoring system for engineering machinery, mobile terminal and engineering machinery Download PDFInfo
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- CN102546941B CN102546941B CN201110451496.0A CN201110451496A CN102546941B CN 102546941 B CN102546941 B CN 102546941B CN 201110451496 A CN201110451496 A CN 201110451496A CN 102546941 B CN102546941 B CN 102546941B
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Abstract
The invention discloses a mobile terminal for engineering machinery remote monitoring system, comprising: at least one antenna; a first receiving device coupled with the antenna and configured to receive a first signal from a central monitoring server of the remote monitoring system through a mobile network via the antenna; second receiving means coupled to the antenna and configured to receive a second signal from the signal transmitting means via the antenna; and the processor is coupled with the first receiving device and the second receiving device and is configured to receive and process the first signal and/or the second signal from the first receiving device and/or the second receiving device respectively and send the processed first signal and/or the processed second signal to the engineering machinery equipment of the remote monitoring system.
Description
Technical field
The present invention relates to engineering machinery field.
Background technology
Along with the development of engineering machinery, long distance control system has been widely used in the engineering machinery such as such as pump truck, excavator, trucd mixer, servicer, by intelligent device management system, for every business provides good data basis.As shown in Figure 1, long distance control system mainly comprises central monitoring server 30, mobile terminal 10 and engineering mechanical device 40.Mobile terminal 10 is installed in also can by mobile network 20 (such as in engineering machinery, GSM network, cdma network, GPRS network and 3GPP network etc.) communicate with central monitoring server 30, the data from engineering mechanical device 40 sent to central monitoring server 30 and/or receive the data that send of central monitoring server 30 and send these data to engineering mechanical device 40.Engineering mechanical device 40 sends various data via mobile terminal 10 to central monitoring server 30, such as machine work state, loading condition, operation license etc.Central monitoring server 30 receives these data, to monitor in real time engineering machinery.(such as do not obtain operation license) in order to prevent engineering machinery when not monitoring by central monitoring server 30 to operate, engineering mechanical device 40 has been designed automatic lock machine function, if namely engineering mechanical device 40 does not receive the signal that central monitoring server 30 sends within a certain period of time, then this project plant equipment 40 can perform automatic lock machine function, and engineering machinery cannot be worked.
But in actual application, this function also can bring inconvenience.Because mobile terminal 10 is communicated by mobile network 20 with central monitoring server 30, therefore, the place (such as tunnel) that poor region maybe can shield movable signal is covered mobile network 20, mobile terminal 10 may not from central monitoring server 30 Received signal strength, cause engineering mechanical device 40 to perform automatic lock machine function thus, make troubles to operation.
Summary of the invention
For solving the problem, the invention provides a kind of mobile terminal for engineering machinery remote monitering system, this mobile terminal comprises: at least one antenna; First receiving device, this first receiving device and described antenna-coupled, and be configured to receive first signal by mobile network from the central monitoring server of described long distance control system via described antenna; Second receiving system, this second receiving system and described antenna-coupled, and be configured to receive secondary signal via described antenna from sender unit; And processor, this processor is coupled with described first receiving device and the second receiving system, and be configured to receive respectively from described first receiving device and/or the second receiving system and process the first signal and/or secondary signal, and the first treated signal and/or secondary signal are sent to the engineering mechanical device of described long distance control system.
The present invention also provides a kind of tele-control system for engineering machinery, and this system comprises: central monitoring server, for sending the first signal; Above-mentioned mobile terminal; Sender unit, for sending secondary signal; And engineering mechanical device, for receiving the first treated signal and/or secondary signal from described mobile device.
The present invention also provides a kind of engineering machinery, and this project machinery comprises mobile terminal in above-mentioned tele-control system and engineering mechanical device, and comprises sender unit alternatively.
By technique scheme, cover poor or uncovered region also can ensure that engineering mechanical device can not perform automatic lock machine because of the signal not receiving central monitoring server even if engineering machinery is in mobile network, engineering machinery cannot be worked.
Other features and advantages of the present invention are described in detail in embodiment part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification, is used from explanation the present invention, but is not construed as limiting the invention with embodiment one below.In the accompanying drawings:
Fig. 1 is the structural representation of the long distance control system for engineering machinery of the prior art;
Fig. 2 is the structural representation of long distance control system according to the embodiment of the present invention; And
Fig. 3 is the structural representation of mobile terminal according to the embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
Fig. 2 is the structural representation of long distance control system according to the embodiment of the present invention.Fig. 3 is the structural representation of mobile terminal 10 according to the embodiment of the present invention.As shown in Figure 3 also with reference to figure 2, according to an embodiment of the invention, provide a kind of mobile terminal 10 for engineering machinery remote monitering system, this mobile terminal 10 can comprise:
At least one antenna 102;
First receiving device 104, this first receiving device 104 is coupled with described antenna 102, and is configured to receive first signal by mobile network 20 from the central monitoring server 30 of described long distance control system via described antenna 102;
Second receiving system 106, this second receiving system 106 is coupled with described antenna 102, and is configured to receive secondary signal via described antenna 102 from sender unit 50; And
Processor 108, this processor 108 is coupled with described first receiving device 104 and the second receiving system 106, and be configured to receive respectively from described first receiving device 104 and/or the second receiving system 106 and process the first signal and/or secondary signal, and the first treated signal and/or secondary signal are sent to the engineering mechanical device 40 of described long distance control system.
When mobile terminal 10 is powered, processor 108, first receiving device 104 and the second receiving system 106 obtain electric being activated.First receiving device 104 can start to attempt being connected with mobile network 20 (such as GSM network).When first receiving device 104 and mobile network's 20 successful connection, can start to receive via antenna 102 signal (the first signal) sent from central monitoring server 30.Processor 108 can receive this signal from first receiving device 104, and processes (such as decoding) this signal, and the signal after process is sent to engineering mechanical device 40.On the other hand, second receiving system 106 can via antenna 102 from sender unit 50 Received signal strength (secondary signal), processor 108 can also receive this signal from the second receiving system 106, and process (such as to this signal, decoding), and the signal after process is sent to engineering mechanical device 40.Engineering mechanical device 40 can receive treated first signal and secondary signal.As long as engineering mechanical device 40 energy continuous reception, to the first signal or secondary signal, would not perform automatic lock machine function.Therefore, even if cover poor due to mobile network 20 or cause mobile terminal 10 cannot receive the first signal by mobile network 20 without covering, owing to there being secondary signal to be sent to engineering mechanical device 40, therefore automatic lock machine can not be there is.
Described first receiving device 104 and the second receiving system 106 can share an antenna 102 (as shown in Figure 3), also can configure one or more antenna 102 respectively for first receiving device 104 and the second receiving system 106.
Mobile terminal 10 can adopt power saving mode, that is, when can receive the first signal normal through mobile network 20 (in the good situation of mobile coverage condition), does not need to receive secondary signal.Thus, according to an embodiment of the invention, processor 108 can also be configured to enable/stop using described first receiving device 104 and/or described second receiving system 106.Processor 108 can be configured to when described first receiving device 104 can receive described first signal by mobile network 20, the second receiving system 106 of stopping using.Specifically, when first receiving device 104 normally receives the first signal, processor 108 can keep first receiving device 104 in running order, and the second receiving system 106 of stopping using receives secondary signal to stop the second receiving system 106.
When mobile network 20 coverage condition is deteriorated (such as, engineering machinery is left mobile network 20 overlay area or is entered the region (such as entering tunnel) that can shield mobile network 20 and cover), first receiving device 104 may be difficult to receive the first signal by mobile network 20, at this moment, in order to ensure that engineering mechanical device 40 can not perform automatic lock machine function because not receiving the first signal, need to receive secondary signal.Therefore, processor 108 can also be configured to when described first receiving device 104 does not receive described first signal in first time period, and inactive first receiving device 104 also enables the second receiving system 106.Such as, processor 108 can have timer, and when first receiving device 104 receives first signal by mobile network 20, timer starts timing.When before the time counter expires (namely before first time period), when first receiving device 104 have received next first signal by mobile network 20, then the second receiving system 106 do not enabled by processor 108.But when (namely after first time period) after counter expires, first receiving device 104 does not receive next first signal, then processor 108 can enable the second receiving system 106, first receiving device 104 of simultaneously stopping using.Second receiving system 106 starts to receive secondary signal from sender unit 50 via antenna 102.
Enabling the second receiving system 106 and stopping using during first receiving device 104, first receiving device 104 is not be always deactivated.In a preferred embodiment of the invention, described processor 108 can also be configured to:
When described second receiving system 106 is activated, regularly enable described first receiving device 104 to detect described first signal; And
When described first signal being detected, enable described first receiving device 104 and the second receiving system 106 of stopping using.
Specifically, when the second receiving system 106 receives secondary signal, processor 108 can regularly enable first receiving device 104.After first receiving device 104 is activated, attempt connecting mobile network 20.If first receiving device 104 is successfully connected to mobile network 20 and receive the first signal by mobile network 20, then processor 108 keeps first receiving device 104 to open, and the second receiving system 106 of stopping using.If first receiving device 104 cannot be connected to mobile network 20 in the time period after first receiving device 104 is activated, or be connected to mobile network 20 but the first signal cannot be received, then processor 108 is stopped using this first receiving device 104, and again enables first receiving device 104 at next cycle.The cycle of enabling first receiving device 104 can for a value in 60-180 minute.Like this, when engineering machinery from mobile network 20 cover poor or uncovered region enter into mobile network 20 cover good region time, mobile terminal 10 can be switched to the pattern receiving only the first signal again.
Described first signal and described secondary signal can in the channel of different frequency.Such as, if mobile network 20 is GSM network, the channel frequency of GSM network is 900/1800/1900MHz, and sender unit 50 can launch secondary signal with such as 100MHz frequency.Alternatively, the first signal and secondary signal also can in the channel of same frequency.Such as, if mobile network 20 is GSM network, the channel frequency of GSM network is 900/1800/1900MHz, and sender unit 50 can launch secondary signal with the frequency of such as 900MHz.It will be understood by those skilled in the art that the mode can adding identifier in the first signal and/or secondary signal distinguishes the first signal and secondary signal when channel at same frequency of the first signal and secondary signal.
Suitable processor 108 can include but not limited to single-chip microcomputer, PLC, dsp chip, FPGA circuit, application-specific integrated circuit (ASIC) etc.
In addition, mobile terminal 10 can also comprise GPS chipset, and this GPS chipset is used for the positional information being provided this mobile terminal 10 by mobile network 20 to central monitoring server 30.
As shown in Figure 2, according to another implementation of the invention, provide a kind of tele-control system for engineering machinery, this system can comprise:
Central monitoring server 30, for sending the first signal;
Above-mentioned mobile terminal 10;
Sender unit 50, for sending secondary signal; And
Engineering mechanical device 40, for receiving the first treated signal and/or secondary signal from described mobile device.
Engineering mechanical device 40 can be configured to not receive described first signal and secondary signal within the second time period, perform automatic lock machine function, described engineering machinery cannot be worked.
Here, it will be appreciated by persons skilled in the art that the second time period can be larger than first time period.The scope of such as first time period can be such as 60-120 minute, and the scope of the second time period can be such as 24-72 hour.
Sender unit 50 can be arranged separately, such as, be arranged near engineering machinery.Alternatively, mobile terminal 10 and sender unit 50 can be arranged in described engineering machinery.When the antenna 102 of sender unit 50 and mobile terminal 10 is by a metal cap bulk shielding, the first signal of being sent by mobile network 20 will be masked and keep the reception of secondary signal.In order to the behavior preventing this malice from escaping monitoring, can mobile terminal 10 and sender unit 50 be arranged be spaced a distance.Distance such as between this mobile terminal 10 and sender unit 50 can be greater than 50cm, or larger, is greater than 100cm.Mobile terminal 10 installation site concrete from sender unit 50 can be determined flexibly according to different engineering mechanical devices 40.
According to another implementation of the invention, also provide a kind of engineering machinery, this project machinery can comprise mobile terminal 10 in above-mentioned tele-control system and engineering mechanical device 40, and can comprise sender unit 50 alternatively.
The such scheme that each execution mode of the present invention provides, effectively can solve the engineering machinery lock by mistake that the reasons such as mobile network 20 coverage condition difference cause, even if make engineering mechanical device 40 be in the region covered without mobile network 20 lock by mistake also can not occur, ensure that engineering machinery normally works.In addition, such scheme provided by the invention only needs to increase sender unit 50 on the basis of existing technology and increase a receiving system in mobile terminal 10, and improvement cost is low, has very strong economy and practicality.
Below the preferred embodiment of the present invention is described in detail by reference to the accompanying drawings; but; the present invention is not limited to the detail in above-mentioned execution mode; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each the concrete technical characteristic described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode.
In addition, also can carry out combination in any between various different execution mode of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (8)
1. the mobile terminal for engineering machinery remote monitering system (10), this mobile terminal (10) comprising:
At least one antenna (102);
First receiving device (104), this first receiving device (104) is coupled with described antenna (102), and is configured to receive first signal by mobile network (20) from the central monitoring server (30) of described long distance control system via described antenna (102);
Second receiving system (106), this second receiving system (106) is coupled with described antenna (102), and is configured to receive secondary signal via described antenna (102) from sender unit (50); And
Processor (108), this processor (108) is coupled with described first receiving device (104) and the second receiving system (106), and be configured to receive respectively from described first receiving device (104) and/or the second receiving system (106) and process the first signal and/or secondary signal, and the first treated signal and/or secondary signal are sent to the engineering mechanical device (40) of described long distance control system, the automatic lock machine of Control Engineering plant equipment when not receiving the first signal and secondary signal;
Wherein, described processor (108) is also configured to when described first receiving device (104) does not receive described first signal in first time period, and inactive described first receiving device (104) also enables described second receiving system (106).
2. mobile terminal according to claim 1 (10), wherein, described processor (108) be also configured to when described first receiving device (104) can pass through mobile network (20) receive described first signal, stop using described second receiving system (106).
3. mobile terminal according to claim 1 (10), wherein, described processor (108) is also configured to:
When described second receiving system (106) is activated, regularly enable described first receiving device (104) to detect described first signal; And
When described first signal being detected, enable described first receiving device (104) and described second receiving system (106) of stopping using.
4. mobile terminal according to claim 1 (10), wherein, described first signal and described secondary signal are the channel at different frequency.
5., for a tele-control system for engineering machinery, this system comprises:
Central monitoring server (30), for sending the first signal;
According to the mobile terminal (10) in claim 1-4 described in any one;
Sender unit (50), for sending secondary signal; And
Engineering mechanical device (40), for receiving the first treated signal and/or secondary signal from described mobile device.
6. tele-control system according to claim 5, wherein, described engineering mechanical device (40) was configured to not receive described first signal and secondary signal within the second time period, perform automatic lock machine function, described engineering machinery cannot be worked.
7. tele-control system according to claim 5, wherein, described mobile terminal (10) and described sender unit (50) are all arranged in described engineering machinery, and the distance between this mobile terminal (10) and sender unit (50) is greater than 50cm.
8. an engineering machinery, it is characterized in that, this project machinery comprises according to the mobile terminal (10) in the tele-control system in claim 5-7 described in any one and engineering mechanical device (40), and comprises sender unit (50) alternatively.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110451496.0A CN102546941B (en) | 2011-12-29 | 2011-12-29 | Remote monitoring system for engineering machinery, mobile terminal and engineering machinery |
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| CN201110451496.0A CN102546941B (en) | 2011-12-29 | 2011-12-29 | Remote monitoring system for engineering machinery, mobile terminal and engineering machinery |
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| CN102546941B true CN102546941B (en) | 2015-04-29 |
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| KR101599202B1 (en) * | 2011-07-25 | 2016-03-03 | 가부시끼 가이샤 구보다 | Work machine and work machine settings change system |
| CN103437396B (en) * | 2013-08-14 | 2015-08-26 | 上海华兴数字科技有限公司 | A kind of engineering machinery lock machine system and comprise the engineering machinery of this system |
| CN106161639A (en) * | 2016-07-20 | 2016-11-23 | 深圳市特维视科技有限公司 | Sports equipment monitoring system and method |
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| CN101340660A (en) * | 2008-08-01 | 2009-01-07 | 中兴通讯股份有限公司 | Multi-mode mobile terminal and multi-mode switching method |
| CN101919287A (en) * | 2007-10-19 | 2010-12-15 | 诺维泰尔有限公司 | Connection handover handling |
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| CN101707571A (en) * | 2009-09-23 | 2010-05-12 | 李悦 | Power line and wireless dual-network routing method |
| CN101841429A (en) * | 2010-04-30 | 2010-09-22 | 广州合立正通信息网络集成有限公司 | Method for implementing backup of wireless IP network, 3G and GPRS link |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101919287A (en) * | 2007-10-19 | 2010-12-15 | 诺维泰尔有限公司 | Connection handover handling |
| CN101340660A (en) * | 2008-08-01 | 2009-01-07 | 中兴通讯股份有限公司 | Multi-mode mobile terminal and multi-mode switching method |
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Application publication date: 20120704 Assignee: HUNAN ZOOMLION INTELLIGENT TECHNOLOGY Co.,Ltd. Assignor: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY Co.,Ltd. Contract record no.: X2020430000001 Denomination of invention: Remote monitoring system for engineering machinery, mobile terminal and engineering machinery Granted publication date: 20150429 License type: Common License Record date: 20200116 |
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