CN102351131A - Tower crane safety monitoring system based on 433MHz self-organizing network - Google Patents
Tower crane safety monitoring system based on 433MHz self-organizing network Download PDFInfo
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- CN102351131A CN102351131A CN2011101618192A CN201110161819A CN102351131A CN 102351131 A CN102351131 A CN 102351131A CN 2011101618192 A CN2011101618192 A CN 2011101618192A CN 201110161819 A CN201110161819 A CN 201110161819A CN 102351131 A CN102351131 A CN 102351131A
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Abstract
The invention discloses a tower crane safety monitoring system based on a 433MHz self-organizing network. The system is characterized in that: the system comprises tower crane monitoring master control boxes, a DTU (datum transmission unit) and a remote monitoring center; the tower crane monitoring master control boxes are respectively arranged on each tower crane to acquire sensing data and display the data on a tower crane console; and all the tower crane monitoring master control boxes of a tower crane group and the DTU self-organize a network through a wireless signal at a frequency of 433MHz, path selection is carried out through a multi-hop algorithm, the data are collected to the DTU, and the DTU transmits the data to the remote monitoring center through a GRPS network. The transmission distance of the tower crane safety monitoring system based on the self-organizing network at the frequency of 433MHz is greater than 200m, the communication is still stable after penetrating four solid cement walls, and a larger transmission distance makes a larger tower crane group-organizing network become possible.
Description
Technical field
The present invention is tower machine safety monitoring field, is specifically related to a kind of tower crane safety monitoring system based on the 433MHZ MANET, for tower machine staff provides a kind of system that many tower machine running statees are monitored in real time.
Background technology
The various tower machine monitoring systems that occurred on the market at present mainly are the operational modes that adopts towards unit work, only carry out the monitoring of running state to separate unit tower machine.And along with Chinese economic development and continuous growth that Infrastructure is required; Present tower machine uses and usually is under the mode of operation of cluster, promptly a building ground on-the-spot and have many tower machines simultaneously or timesharing carry out work to increase work efficiency and job schedule.But many tower machines simultaneously or timesharing carry out work and have big, the dangerous high shortcoming of difficulty of construction, this just requires to carry out the real-time monitoring of running state to many tower machines.And; In order better to grasp and control these information; Also require to possess and to carry out networking contact, many tower machines and DTU between many tower machines and can carry out functions such as networking contact, so only just be difficult to adapt to this new variation towards the tower machine monitoring system of unit.
Also there are some tower machine monitoring systems to attempt adopting some simple networking modes, make the simple interchange of the information of can carrying out between each tower machine.Such as the tower machine monitoring system of at present using the ZigBee technology to carry out networking, be on conventional tower machine monitoring system tower machine control desk, to install the ZigBee communication unit additional, the MANET of realizing tower machine monitoring crowd and data transmission, function such as communicate by letter.But be to use the ZigBee technology that following three problems and shortcoming are arranged:
One, frequency and speed
ZigBee is operated in 2.4GHz; The frequency two-forty is just high; Therefore the data communication rates of 2.4G frequency theory is higher; But after having increased the MANET function; ZigBee need spend very big energy to do routing inquiry; Number of nodes is depended in the complicated Chengdu of routing inquiry, and along with number of nodes increases, the routing inquiry complexity rises rapidly.If each node communication data volume is big, the single-piece communication efficiency will give a discount.This is one of bottleneck of restriction ZigBee.
Two, 2.4G communication characteristic
The radio wave transmissions characteristic is the wide gap that ZigBee can't cross over.2.4G electric wave loss in transmission course little, but diffracting power is poor, penetrating capacity is poor, and stronger directivity requirement is arranged.That is to say; The scope 2.4G transmission that can see at human eye has superiority; If but obstacle ability block vision; The electric wave that also can stop 2.4G probably; And in tower machine building ground; The building stands in great numbers, and the high-altitude link is complicated, and this maximum that is the ZigBee technology is used in tower machine monitoring system is kept in check.
Three, technical sophistication degree
ZigBee has combined the technology crystallization of multiple complicated applications in one, and the engineering staff of design ZigBee agreement have considered a lot of concrete application of ZigBee, if use suitablely, ZigBee is the technical solution problem efficiently.But in tower machine MANET Application of Monitoring System, do not need the complicated agreement of ZigBee, it is too many to contain content because of the ZigBee agreement, and digestion ZigBee agreement just needs the designer to drop into a large amount of energy and times.
Summary of the invention
Goal of the invention: the objective of the invention is to deficiency, a kind of system that many tower machine running statees are monitored in real time is provided to prior art.
Technical scheme: the tower crane safety monitoring system based on the 433MHZ MANET according to the invention comprises the monitoring of tower machine primary control box, DTU data transmission unit and far-end monitoring center; Said tower machine monitoring primary control box is installed in respectively on every tower machine, is used for gathering each sensing data and shows at tower machine control desk; All tower machines of tower group of planes monitoring primary control box and DTU data transmission unit organize themselves into network through the wireless signal of 433MHZ frequency range; Carry out routing through the multi-hop algorithm; To the DTU data transmission unit, the DTU data transmission unit arrives far-end monitoring center through the GRPS network with data transmission with data centralization.
Said tower machine monitoring primary control box comprise main control unit and respectively with said main control unit bonded assembly information acquisition unit, storage control unit, 433MHZ wireless transmission unit and keyboard and display interface unit;
Said information acquisition unit is used to gather five big parameters of tower machine monitoring: hoisting capacity, dolly amplitude, the body of the tower anglec of rotation, lifting altitude, wind speed;
Said main control unit is used for the monitoring data of processing collected, and is transferred to storage control unit, 433MHZ wireless transmission unit and keyboard and display interface unit;
Said storage control unit is used for the temporary transient monitoring data of handling through main control unit that stores;
Said 433MHZ wireless transmission unit receives monitoring data from said main control unit, routing and transmission in netting after data are handled and packed;
Said keyboard and display interface unit is used for the bridge operation platform and shows the monitoring data of handling through main control unit.
Said 433MHZ wireless transmission unit comprises serial interface circuit, CPU (model is MSP430), radio receiving transmitting module, clock unit, power subsystem unit, RAM and FLASH, and said serial interface circuit is used for the data transmission of said 433MHZ wireless transmission unit and said main control unit; Said CPU is used to handle from the data of said main control unit transmission and to data and carries out the agreement packing; Routing and transmission in said radio receiving transmitting module is used to net.
Also be provided with automatic detection module in the said tower machine monitoring primary control box, the CPU, the RAM equipment that are used for main control module carry out self check.
Also be provided with automatic detection module in the said 433MHZ wireless transmission unit, the CPU, the RAM equipment that are used for transmission unit carry out self check and frequency range setting.
The present invention compared with prior art; Its beneficial effect is: the MANET tower machine monitoring system technology that 1, the present invention is based on the 433MHZ frequency range is simple and convenient; Networking flexibility; Expansion is convenient; Data transmission is reliable and stable; Transmission distance is more than 200 meters, still stablizes communication after penetrating 4 layers of solid cement wall, and bigger transmission distance makes bigger tower group of planes networking become possibility; 2, the received current 26mA of system of the present invention, transmitter current 140mA, quiescent current＜1uA, energy consumption is low; 3, system wireless network node unified addressing of the present invention, single base station can be managed 255 node, can set up the micro radio network, is a kind of system of low complex degree; 4, system of the present invention simplified package agreement is handled all online requests, transmitting-receiving conversion, message is unpacked and package automatically, and technology is simple; 5, through the MANET mode, reduced the use of DTU, the data centralization transmission has improved the operating efficiency of system, has reduced the operation cost of system, has stronger commercial value; 6, the present invention is based in the MANET tower machine monitoring system of 433MHZ frequency range; 433MHZ is the short-range wireless networks communication technology of a kind of low-power consumption, low cost, low complex degree, low rate; Compare with other Radio Transmission Technologys, the 433MHZ networking technology has long transmission distance, low in energy consumption, advantage such as networking is simple.
Description of drawings
Fig. 1 is tower machine monitoring primary control box structural representation of the present invention.
Fig. 2 forms scheme drawing for wireless transmission unit of the present invention.
Fig. 3 is tower machine monitoring primary control box operational flow diagram of the present invention.
Fig. 4 is a wireless transport module operational flow diagram of the present invention.
Fig. 5 is a systematic schematic diagram of the present invention.
The specific embodiment
Be elaborated in the face of technical scheme of the present invention down, but protection scope of the present invention is not limited to said embodiment.
Embodiment 1: the tower crane safety monitoring system of 433MHZ MANET of the present invention, be mainly used on many tower machines, and system of the present invention comprises the monitoring of tower machine primary control box, DTU data transmission unit and far-end monitoring center as shown in Figure 5; Every tower machine is installed each sensing data of tower machine monitoring primary control box collection and is shown at tower machine control desk; Simultaneously; All tower machines of tower group of planes monitoring primary control box and DTU data transmission unit organize themselves into network through the wireless signal of 433MHZ frequency range; Carry out routing through the multi-hop algorithm; To the DTU data transmission unit, the DTU data transmission unit arrives far-end monitoring center through the GRPS network with data transmission with data centralization.
Said tower machine monitoring primary control box is installed on the tower machine; Said tower machine monitoring primary control box as shown in Figure 1, mainly by main control unit with form with said main control unit bonded assembly information acquisition unit, storage control unit, 433MHZ wireless transmission unit and keyboard and display interface unit respectively.
Said information acquisition unit is used to gather five big parameters of tower machine monitoring: hoisting capacity, dolly amplitude, the body of the tower anglec of rotation, lifting altitude, wind speed; It is temporary in the primary control box built-in memory module after main control unit is handled; And pass through the display interface unit in the demonstration of tower machine control desk, data are transferred to the 433MHZ wireless transmission unit through serial interface simultaneously, send to near-end DTU data transmission unit through the 433MHZ wireless transmission unit.
Said 433MHZ wireless transmission unit is made up of CPU (model is MSP430), serial interface circuit, radio receiving transmitting module, clock unit, power subsystem unit, RAM and FLASH as shown in Figure 2.It receives monitoring data through serial interface circuit from tower machine monitoring primary control box, handles through CPU, carries out the simple protocol packing, routing and transmission in netting from radio receiving transmitting module;
The workflow of said tower machine monitoring primary control box as shown in Figure 3; After powering up startup; At first carry out the self check of equipment such as CPU, RAM; Then sensing acquisition module, wireless transport module are carried out initialization and enable; System gets into the circular wait state; When monitoring data is correlated with in the generation of tower machine operation; After data are handled through the sensing equipment collection and by main control unit; Send the chaufeur control desk to show in real time; Synchronous driving is outwards sent to wireless transmission unit; And then handle next bar image data, up to system closedown.
The workflow of said 433MHZ wireless transport module as shown in Figure 4, power up startup after, earlier CPU, the RAM to module carries out self check, carries out the frequency range setting.Intercept the reception wireless signal then, data are transmitted according to the routing iinformation of transmitting data.When sending the transmission data, closes Monitoring and Controlling box main control unit; Data are carried out the simple protocol encapsulation; And carry out the multihop path algorithm computation according to self routing iinformation; The result gives the data encapsulation routing iinformation; And carry out wireless transmission through transtation mission circuit; Accomplish continued and intercept forwarding and encapsulation transmission flow, up to system closedown.
As stated, although represented and explained the present invention that with reference to specific preferred embodiment it shall not be construed as the restriction to the present invention self.Under the spirit and scope of the present invention prerequisite that does not break away from the accompanying claims definition, can make various variations in the form and details to it.
Claims (5)
1. the tower crane safety monitoring system based on the 433MHZ MANET is characterized in that: comprise the monitoring of tower machine primary control box, DTU data transmission unit and far-end monitoring center; Said tower machine monitoring primary control box is installed in respectively on every tower machine, is used for gathering each sensing data and shows at tower machine control desk; All tower machines of tower group of planes monitoring primary control box and DTU data transmission unit organize themselves into network through the wireless signal of 433MHZ frequency range; Carry out routing through the multi-hop algorithm; To the DTU data transmission unit, the DTU data transmission unit arrives far-end monitoring center through the GRPS network with data transmission with data centralization.
2. the tower crane safety monitoring system based on the 433MHZ MANET according to claim 1 is characterized in that: said tower machine monitoring primary control box comprise main control unit and respectively with said main control unit bonded assembly information acquisition unit, storage control unit, 433MHZ wireless transmission unit and keyboard and display interface unit;
Said information acquisition unit is used to gather five big parameters of tower machine monitoring: hoisting capacity, dolly amplitude, the body of the tower anglec of rotation, lifting altitude, wind speed;
Said main control unit is used for the monitoring data of processing collected, and is transferred to storage control unit, 433MHZ wireless transmission unit and keyboard and display interface unit;
Said storage control unit is used for the temporary transient monitoring data of handling through main control unit that stores;
Said 433MHZ wireless transmission unit receives monitoring data from said main control unit, routing and transmission in netting after data are handled and packed;
Said keyboard and display interface unit is used for the bridge operation platform and shows the monitoring data of handling through main control unit.
3. the tower crane safety monitoring system based on the 433MHZ MANET according to claim 2; It is characterized in that: said 433MHZ wireless transmission unit comprises serial interface circuit, CPU, radio receiving transmitting module, clock unit, power subsystem unit, RAM and FLASH, and said serial interface circuit is used for the data transmission of said 433MHZ wireless transmission unit and said main control unit; Said CPU is used to handle from the data of said main control unit transmission and to data and carries out the agreement packing; Routing and transmission in said radio receiving transmitting module is used to net.
4. the tower crane safety monitoring system based on the 433MHZ MANET according to claim 1 is characterized in that: also be provided with automatic detection module in the said tower machine monitoring primary control box, the CPU, the RAM equipment that are used for main control module carry out self check.
5. the tower crane safety monitoring system based on the 433MHZ MANET according to claim 1; It is characterized in that: also be provided with automatic detection module in the said 433MHZ wireless transmission unit, the CPU, the RAM equipment that are used for transmission unit carry out self check and frequency range setting.
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| CN 201110161819 CN102351131B (en) | 2011-06-16 | 2011-06-16 | Tower crane safety monitoring system based on 433MHz self-organizing network |
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| CN 201110161819 CN102351131B (en) | 2011-06-16 | 2011-06-16 | Tower crane safety monitoring system based on 433MHz self-organizing network |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103121623A (en) * | 2012-12-31 | 2013-05-29 | 武汉英思工程科技有限公司 | Single cyclic processing method of concrete cable crane |
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| JP2002326784A (en) * | 2001-03-02 | 2002-11-12 | Kobelco Contstruction Machinery Ltd | Safety control method and system of mobile crane |
| CN101362575A (en) * | 2008-09-25 | 2009-02-11 | 上海交通大学 | Modular and bus real-time monitoring system for tower crane |
| CN201553569U (en) * | 2009-12-14 | 2010-08-18 | 黑龙江天物科技发展有限公司 | Tower crane safety monitoring system |
| CN201686413U (en) * | 2010-06-04 | 2010-12-29 | 杨洪斌 | Tower crane safety monitoring and managing system |
| CN202120431U (en) * | 2011-06-16 | 2012-01-18 | 江苏物泰信息科技有限公司 | Tower crane safety monitoring system based on 433MHz ad hoc network |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2002326784A (en) * | 2001-03-02 | 2002-11-12 | Kobelco Contstruction Machinery Ltd | Safety control method and system of mobile crane |
| CN101362575A (en) * | 2008-09-25 | 2009-02-11 | 上海交通大学 | Modular and bus real-time monitoring system for tower crane |
| CN201553569U (en) * | 2009-12-14 | 2010-08-18 | 黑龙江天物科技发展有限公司 | Tower crane safety monitoring system |
| CN201686413U (en) * | 2010-06-04 | 2010-12-29 | 杨洪斌 | Tower crane safety monitoring and managing system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103121623A (en) * | 2012-12-31 | 2013-05-29 | 武汉英思工程科技有限公司 | Single cyclic processing method of concrete cable crane |
| CN103121623B (en) * | 2012-12-31 | 2015-01-21 | 武汉英思工程科技股份有限公司 | Single cyclic processing method of concrete cable crane |
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| CN102351131B (en) | 2013-04-17 |
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Owner name: JIANGSU MASHANGYOU TRAVEL TECHNOLOGY LTD. Free format text: FORMER NAME: JIANGSU WOOTIDE INFORMATION TECHNOLOGY CO., LTD. Owner name: JIANGSU MASHANGYOU TRAVEL TECHNOLOGY CO., LTD. Free format text: FORMER NAME: JIANGSU MASHANGYOU TRAVEL TECHNOLOGY LTD. |
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Address after: Zhenjiang City, Jiangsu Province, 212009 North Building No. 470 new Dingmao by science and Technology Park Towers twelve Road 23 layer Patentee after: JIANGSU MASHANGYOU TECHNOLOGY CO.,LTD. Address before: Zhenjiang City, Jiangsu Province, 212009 North Building No. 470 new Dingmao by science and Technology Park Towers twelve Road 23 layer Patentee before: Jiangsu immediately Tour Technology Co.,Ltd. Address after: Zhenjiang City, Jiangsu Province, 212009 North Building No. 470 new Dingmao by science and Technology Park Towers twelve Road 23 layer Patentee after: Jiangsu immediately Tour Technology Co.,Ltd. Address before: Zhenjiang City, Jiangsu Province, 212009 North Building No. 470 new Dingmao by science and Technology Park Towers twelve Road 23 layer Patentee before: Jiangsu wootide Technology Co.,Ltd. |
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Address after: Zhenjiang City, Jiangsu Province, 212009 North Building No. 470 new Dingmao by science and Technology Park Towers twelve Road 23 layer Patentee after: MASHANGYOU TECHNOLOGY CO.,LTD. Address before: Zhenjiang City, Jiangsu Province, 212009 North Building No. 470 new Dingmao by science and Technology Park Towers twelve Road 23 layer Patentee before: JIANGSU MASHANGYOU TECHNOLOGY CO.,LTD. |