CN201553569U - Tower crane safety monitoring system - Google Patents
Tower crane safety monitoring system Download PDFInfo
- Publication number
- CN201553569U CN201553569U CN2009202443598U CN200920244359U CN201553569U CN 201553569 U CN201553569 U CN 201553569U CN 2009202443598 U CN2009202443598 U CN 2009202443598U CN 200920244359 U CN200920244359 U CN 200920244359U CN 201553569 U CN201553569 U CN 201553569U
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- tower crane
- master controller
- safety
- signal input
- monitored control
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Abstract
A tower crane safety monitoring system relates to a tower crane monitoring system, and solves the problem of poor monitoring effect in the traditional tower crane safety monitoring system. A weight signal output terminal of a weight sensor is connected with a weight signal input terminal of a master controller; an amplitude signal output terminal of a variable amplitude sensor is connected with an amplitude signal input terminal of the master controller; a wind velocity signal output terminal of a wind velocity sensor is connected with a wind velocity signal input terminal of the master controller; an angle signal output terminal of a rotary angle transmitter is connected with an angle signal input terminal of the master controller; and a first status signal input terminal of a wireless radio-frequency module is connected with a first status signal output terminal of the master controller. The tower crane safety monitoring system is suitable for the operation process of the tower crane.
Description
Technical field
The utility model relates to a kind of tower crane monitored control system.
Background technology
Along with construction market is active day by day, the height of building is more and more higher, and building operation also increases greatly for the dependence of tower crane, for pursuing construction efficiency, cross-operation is frequent between tower crane, because the built environment complexity, it is unavoidable that obstacles such as high tension cord building are in the work area.Therefore, it is particularly outstanding that the safe operation of tower crane seems, domestic more existing tower crane fender guards, also only rest on " four limited double-insurance stages ", be moment, superelevation, luffing, it is spacing to walk, suspension hook, the reel insurance, just gather the most original loadage, the dolly height, amplitude, limiting devices such as corner, judge respectively then whether they exceed preset range, thereby limit the operation of tower crane, in safety of tower crane monitoring field more achievement in research is arranged abroad, at present this technical leading be the AC30 system of French SMIE company, but this system also has integrated degree of changing into not high, and items of equipment is too much, installs complicated; Adopt the PLC technology, processing speed is not high, and man-machine interaction is poor, and the monitoring capacity is little, and shortcomings such as cost height are difficult to adapt to domestic tower crane.Another point, building tower crane is used more and more, and building is also more and more intensive, and heavy construction building site tower machine layout density is increasing, and the frequency of collision between the tower machine and tower machine and surrounding building collision also increases thereupon, all has accident to take place at any time.Simultaneously, can monitor the in good time running state of tower crane for the ease of construction engineering company, supervision of construction department, safe management department, construction security staff etc., therefore, design a kind of based on wireless communication, data-handling capacity is strong, have many TT﹠C task, safe and reliable, easy to operate, have when tower crane flock-mate fork is interfered operation and can prevent that tower crane from colliding mutually, the safety of tower crane monitored control system that has telemonitoring tower crane running state simultaneously is necessary.
The utility model content
The utility model is in order to solve the security monitoring weak effect problem of existing safety of tower crane monitoring when tower crane flock-mate fork is interfered operation, thereby a kind of safety of tower crane monitored control system is provided.
A kind of safety of tower crane monitored control system, it comprises load cell, luffing sensor, air velocity transducer and rotary angle transmitter; It also comprises master controller and wireless radio frequency modules, and the weight signal mouth of load cell is connected with the weight signal input end of master controller; The range signal mouth of luffing sensor is connected with the range signal input end of master controller; The wind velocity signal mouth of air velocity transducer is connected with the wind velocity signal input end of master controller; The angle signal mouth of rotary angle transmitter is connected with the angle signal input end of master controller; The first status signal input end of described wireless radio frequency modules is connected with the first status signal mouth of master controller.
Beneficial effect: the utility model is by the running state of monitoring unit tower crane, in the tower group, form monitor network by wireless radio frequency modules then, real time interaction information, thus when interfering operation, tower crane flock-mate fork prevents that tower crane from colliding mutually, guarantee the safety of tower crane operation; Monitoring effect of the present utility model is good, processing speed is high.
Description of drawings
Fig. 1 is a structural representation of the present utility model, and Fig. 2 is the structural representation of the specific embodiment three.
The specific embodiment
The specific embodiment one, this specific embodiment is described in conjunction with Fig. 1, a kind of safety of tower crane monitored control system, it comprises load cell 2, luffing sensor 3, air velocity transducer 4 and rotary angle transmitter 5; It also comprises master controller 1 and wireless radio frequency modules 8, and the weight signal mouth of load cell 2 is connected with the weight signal input end of master controller 1; The range signal mouth of luffing sensor 3 is connected with the range signal input end of master controller 1; The wind velocity signal mouth of air velocity transducer 4 is connected with the wind velocity signal input end of master controller 1; The angle signal mouth of rotary angle transmitter 5 is connected with the angle signal input end of master controller 1; The first status signal input end of described wireless radio frequency modules 8 is connected with the first status signal mouth of master controller 1.
Physical parameter when safety monitoring system of the present utility model relies on sensing technology that tower crane is moved: lift heavy, carriage amplitude varying, highly, degreeof turn, physical quantitys such as wind speed convert corresponding electric signal to, electric signal process cable being transferred on the master controller 1 then, utilize data acquisition technology that corresponding electrical signal collection is become digital signal, rely on embedded technology, with corresponding safety of tower crane monitor system software operation, system software merges data and handles, the data that collect are handled accordingly, judge, calculate, storage, transform, on telltale, show corresponding tower crane operational factor and relevant tower crane running state then, and early warning is arranged and carry out corresponding acousto-optic early warning and sound and light alarm when reporting to the police.
During the tower crane operation there be main parameter: lifting weight (lift heavy), hoisting moment, carriage amplitude varying, degreeof turn, wind speed.The safety of tower crane monitored control system is accurately measured tower crane lifting weight by load cell 2, judge then, judge whether to surpass specified lifting weight, thereby whether decision sends warning, when tower crane lifting weight reach specified lifting weight 90% the time, i.e. G volume＞G weight 〉=90%G volume, master controller 1 sends early warning signal, when tower crane lifting weight reaches specified lifting weight, i.e. G weight 〉=G volume, master controller 1 sends alerting signal.Hoisting moment is the product that lifting weight and dolly become bat, because specified hoisting moment is certain, cooresponding specified lifting varies in weight dolly in different positions so, when dolly during in different positions, weight of object that is hung and corresponding carriage amplitude varying product obtain hoisting moment, comparing with corresponding specified hoisting moment, thereby judge whether to surpass specified hoisting moment, early warning signal will be sent if surpass 90% (M volume＞M reality 〉=90%M volume) of specified hoisting moment, alerting signal will be sent if surpass specified hoisting moment (M reality 〉=M volume).Carriage amplitude varying is the important composition parameter of hoisting moment, and dolly distal-most end and most proximal end are respectively equipped with and limit the position, and when the approaching qualification of dolly position, master controller 1 will send early warning signal, surpass when limiting the position, and master controller 1 sends alerting signal.The judgement of wind speed, when measuring wind near the wind speed setting limit value 90% the time, i.e. S volume＞S reality 〉=90%S volume, master controller sends early warning signal, when reaching the wind speed setting limit value, i.e. S reality 〉=S volume, master controller sends alerting signal.Below the functional description of each module is as follows:
Master controller 1: be used to connect each sensor, and the electrical signal collection that each sensor is transported is converted to digital data, handle accordingly, judge, calculate, store, transform, the tower crane running state is passed to remote monitoring platform by the long distance wireless transmission technology with the operational factor of tower crane.Carry out corresponding acousto-optic early warning and sound and light alarm in the time of can realizing early warning and warning by main frame simultaneously.
Master controller mainly comprises Switching Power Supply, primary processor, capture card etc., Switching Power Supply: be used for converting source of AC to direct supply, for each sensor, capture card, primary processor etc. provide power supply.Primary processor: mainly carry out data handing, calculating, judgement, storage, transmission etc.; Capture card: will become digital data by sample conversion from the simulate data that sensor transmissions is come.
Sensor: mainly be that the relevant important physical parameter of tower crane is carried out sensing, physical quantity be converted into corresponding electric signal, and corresponding electric signal passed to master controller by cable.Load cell 2: adopt the side-compression load cell, utilize the tension principle of measuring steel wire rope and flexible rope, come the weight of measuring steel wire rope and object that flexible rope hangs, promptly be mainly used in the weight of measuring object that tower crane hangs, range is decided with concrete tower crane, sensitivity 2.0+0.01mV/V, operating temperature-20 ℃-+80 ℃, linearity 0.2%F.S.
Luffing sensor 3: adopt distance measuring sensor, be potentiometer type, adopt the rotating cycle of measuring the amplitude variation trolley winch, thereby measure the release length of the steel rope of amplitude variation trolley winch, the linear direct ratio of resistance of the release length of steel rope and potential device changes change in resistance into the voltage that 0-10V changes again, promptly be used for the measurement of amplitude variation trolley position, total resistance tolerance+10%, output smoothness＜0.05%, operating temperature-25 ℃-+55 ℃.
Air velocity transducer 4: adopt air velocity transducer, the principle that adopts pulsed quantity to increase with the increase of ambient wind velocity, utilizing frequently then, pressure transmitter is converted into 0-10V voltage with pulse count, be used to measure the wind speed of tower crane top environment, range 50m/s, response time＜2s, precision ± 0.5%, operating temperature-25 ℃-+55 ℃.
Rotary angle transmitter 5: adopt angular transducer, swiveling gear with tower crane drives a miniature gears, the no-load voltage ratio of swiveling gear and miniature gears is about 10: 1, different tower cranes has different no-load voltage ratios, and miniature gears drives coder, the proportional relation of the output of coder and the angle of rotation of swiveling gear, thereby can measure the tower crane degreeof turn, precision＜0.4 degree, resolution 2500P/R, operating temperature-25 ℃-+55 ℃.
Present embodiment relies on Zigbee radio sensing network technology, when tower crane group operation, master controller 1 between tower crane and the tower crane carries out mutual communication, all tower cranes in this zone have been formed a wireless network like this, mutually communication between them is when having cross-operation between two or many tower cranes, because the existence of wireless communication networks, the safety of tower crane monitored control system can prevent the mutual collision between the tower crane, and promptly the safety of tower crane monitored control system has group tower operation anticollision function.
Wireless radio-frequency is adopted in radio frequency communication in the present embodiment (Zigbee), forms radio sensing network, is used for the data transmission between the tower crane.And be equipped with process software: be used for data acquisition, data handing, judge the processing etc. of transmission of demonstration, tower crane running state parameter and the data of safety of tower crane state, tower crane running state according to the tower crane operational factor.
The utility model adopts pioneering technologys such as embedded technology, data acquisition technology, sensing technology, data fusion and processing, be used for the security monitoring of tower crane, key parameter when monitoring the tower crane operation, not only can monitor the operation of separate unit tower crane, and when interfering operation, tower crane flock-mate fork can prevent that tower crane from colliding mutually, at the data handing of being correlated with after judging, when closing on unsafe condition, tower crane can send early warning and alerting signal, prompting tower crane operating personal is made corresponding rational operation, guarantees the safety of tower crane operation.
The difference of the specific embodiment two, this specific embodiment and the specific embodiment one described a kind of safety of tower crane monitored control system is, it also comprises long-distance radio communication module 9, and the signal input part of described long-distance radio communication module 9 is connected with the signal output part of master controller 1.
Technology such as present embodiment utilization long distance wireless transmission (GPRS), GIS, SMS realize the tower crane remote monitor and control, and combining geographic information system and short breath function, parameter when remote terminal can accurately in time reflect the tower crane operation, tower crane running state, tower crane geographic position of living in, tower crane attribute etc., and can be with note form notice associated safety personnel when reporting to the police, so that in time handle, guarantee safer, the operation more stably of tower crane.
Long-distance radio communication module 9 of the present utility model adopts the remote-wireless communication technology (GPRS), is used for the remote data transmission of tower crane operational factor.And be equipped with remote monitoring software, and adopt advanced data fusion technology, geographic information system, short breath service technology, be mainly used in the running state of distant surveillance tower crane, and store corresponding data.
The specific embodiment three, this specific embodiment and the specific embodiment one or two described a kind of safety of tower crane monitored control systems is characterized in that it also comprises telltale 7, describedly are connected with the signal output part of master controller 1 with the signal input part of telltale 7.
Telltale 7 in the present embodiment is mainly used to show simulated diagram and the correlation parameter of tower crane operation and the running state of data and tower crane of tower crane.
The specific embodiment four, this specific embodiment and the specific embodiment three described a kind of safety of tower crane monitored control systems is characterized in that load cell is that model is the load cell of XJ-T13.
The difference of the specific embodiment five, this specific embodiment and the specific embodiment one, two or four described a kind of safety of tower crane monitored control systems is that the luffing sensor is that model is the luffing sensor of DXZ.
The difference of the specific embodiment six, this specific embodiment and the specific embodiment five described a kind of safety of tower crane monitored control systems is that air velocity transducer is that model is the air velocity transducer of HR002.
The difference of the specific embodiment seven, this specific embodiment and the specific embodiment one, two, four or six described a kind of safety of tower crane monitored control systems is that rotary angle transmitter is that model is the rotary angle transmitter of TBSZJ-I.
The difference of the specific embodiment eight, this specific embodiment and the specific embodiment seven described a kind of safety of tower crane monitored control systems is that master controller is that the chip model is the master controller of PFM/540I.
Claims (8)
1. safety of tower crane monitored control system, it comprises load cell (2), luffing sensor (3), air velocity transducer (4) and rotary angle transmitter (5); It is characterized in that: further comprising master controller (1) and wireless radio frequency modules (8), the weight signal mouth of load cell (2) is connected with the weight signal input end of master controller (1); The range signal mouth of luffing sensor (3) is connected with the range signal input end of master controller (1); The wind velocity signal mouth of air velocity transducer (4) is connected with the wind velocity signal input end of master controller (1); The angle signal mouth of rotary angle transmitter (5) is connected with the angle signal input end of master controller (1); The first status signal input end of described wireless radio frequency modules (8) is connected with the first status signal mouth of master controller (1).
2. a kind of safety of tower crane monitored control system according to claim 1, it is characterized in that it also comprises long-distance radio communication module (9), the second status signal input end of described long-distance radio communication module (9) is connected with the second status signal mouth of master controller (1).
3. a kind of safety of tower crane monitored control system according to claim 1 and 2 is characterized in that it also comprises telltale (7), describedly is connected with the signal output part of master controller (1) with the signal input part of telltale (7).
4. a kind of safety of tower crane monitored control system according to claim 3 is characterized in that load cell is that model is the load cell of XJ-T13.
5. according to claim 1,2 or 4 described a kind of safety of tower crane monitored control systems, it is characterized in that the luffing sensor is that model is the luffing sensor of DXZ.
6. a kind of safety of tower crane monitored control system according to claim 5 is characterized in that air velocity transducer is that model is the air velocity transducer of HR002.
7. according to claim 1,2,4 or 6 described a kind of safety of tower crane monitored control systems, it is characterized in that rotary angle transmitter is that model is the rotary angle transmitter of TBSZJ-I.
8. a kind of safety of tower crane monitored control system according to claim 7 is characterized in that master controller is that the chip model is the master controller of PFM/540I.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202443598U CN201553569U (en) | 2009-12-14 | 2009-12-14 | Tower crane safety monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202443598U CN201553569U (en) | 2009-12-14 | 2009-12-14 | Tower crane safety monitoring system |
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| CN201553569U true CN201553569U (en) | 2010-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009202443598U Expired - Fee Related CN201553569U (en) | 2009-12-14 | 2009-12-14 | Tower crane safety monitoring system |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102351131A (en) * | 2011-06-16 | 2012-02-15 | 江苏物泰信息科技有限公司 | Tower crane safety monitoring system based on 433MHz self-organizing network |
| CN102515044A (en) * | 2012-01-04 | 2012-06-27 | 杭州鸿泉数字设备有限公司 | Device for realizing security of image-monitoring and anti-collision integrated tower crane |
| CN102602839A (en) * | 2012-03-02 | 2012-07-25 | 中联重科股份有限公司 | Control system, winding system and crane |
| CN102627231A (en) * | 2012-03-29 | 2012-08-08 | 中国科学院自动化研究所 | Amplitude limiting device and method |
| CN103420291A (en) * | 2013-08-27 | 2013-12-04 | 浙江海康科技有限公司 | Tower crane safety monitoring system capable of carrying out remote parameter diagnosis |
| CN104340895A (en) * | 2014-11-07 | 2015-02-11 | 湖南嘉诚控制技术有限公司 | Monitoring system and monitoring method for safety of tower crane |
| CN104495622A (en) * | 2014-12-11 | 2015-04-08 | 中联重科股份有限公司 | Wind load control system, method and apparatus and hoisting equipment |
| CN105460797A (en) * | 2016-01-07 | 2016-04-06 | 何庄毓 | Tower crane |
| CN105540467A (en) * | 2016-02-03 | 2016-05-04 | 沙河市中塔电子科技有限公司 | Intelligent control system of hoisting equipment |
| CN106395653A (en) * | 2016-06-20 | 2017-02-15 | 宜昌市微特电子设备有限责任公司 | Offshore platform crane cluster collision prevention method and system |
-
2009
- 2009-12-14 CN CN2009202443598U patent/CN201553569U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102351131A (en) * | 2011-06-16 | 2012-02-15 | 江苏物泰信息科技有限公司 | Tower crane safety monitoring system based on 433MHz self-organizing network |
| CN102515044A (en) * | 2012-01-04 | 2012-06-27 | 杭州鸿泉数字设备有限公司 | Device for realizing security of image-monitoring and anti-collision integrated tower crane |
| CN102602839A (en) * | 2012-03-02 | 2012-07-25 | 中联重科股份有限公司 | Control system, winding system and crane |
| CN102602839B (en) * | 2012-03-02 | 2015-01-21 | 中联重科股份有限公司 | Control system, winding system and crane |
| CN102627231A (en) * | 2012-03-29 | 2012-08-08 | 中国科学院自动化研究所 | Amplitude limiting device and method |
| CN103420291A (en) * | 2013-08-27 | 2013-12-04 | 浙江海康科技有限公司 | Tower crane safety monitoring system capable of carrying out remote parameter diagnosis |
| CN104340895A (en) * | 2014-11-07 | 2015-02-11 | 湖南嘉诚控制技术有限公司 | Monitoring system and monitoring method for safety of tower crane |
| CN104495622A (en) * | 2014-12-11 | 2015-04-08 | 中联重科股份有限公司 | Wind load control system, method and apparatus and hoisting equipment |
| CN104495622B (en) * | 2014-12-11 | 2016-08-24 | 中联重科股份有限公司 | A kind of wind load control system, method, device and crane gear |
| CN105460797A (en) * | 2016-01-07 | 2016-04-06 | 何庄毓 | Tower crane |
| CN105540467A (en) * | 2016-02-03 | 2016-05-04 | 沙河市中塔电子科技有限公司 | Intelligent control system of hoisting equipment |
| CN106395653A (en) * | 2016-06-20 | 2017-02-15 | 宜昌市微特电子设备有限责任公司 | Offshore platform crane cluster collision prevention method and system |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100818 Termination date: 20101214 |