CN201882829U - Safety monitoring system of tower crane - Google Patents
Safety monitoring system of tower crane Download PDFInfo
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- CN201882829U CN201882829U CN2010205916882U CN201020591688U CN201882829U CN 201882829 U CN201882829 U CN 201882829U CN 2010205916882 U CN2010205916882 U CN 2010205916882U CN 201020591688 U CN201020591688 U CN 201020591688U CN 201882829 U CN201882829 U CN 201882829U
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- tower crane
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- monitoring host
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Abstract
The utility model relates to a safety monitoring system of a tower crane. A first power supply (7) is connected with a display unit (9); a second power supply (8) is connected with a monitoring host (1); and the display unit (9), a weight-measuring sensor (2), an amplitude-variable sensor (3), a wind speed sensor (4), a rotary angle sensor (5) and a height sensor (6) are respectively connected with the monitoring host (1). The safety monitoring system is convenient for monitoring various physical parameters when the tower crane operates, thereby effectively reducing the accident generation frequency of the tower crane during operation.
Description
Technical field
The utility model relates to the control technology field of hoisting crane, particularly a kind of safety of tower crane monitored control system.
Background technology
Along with construction market is active day by day, the height of building constantly increases, and therefore, the dependence to tower crane during building operation is also increasing.At present, tower crane has been widely used in occasions such as building, harbour, railway freight as a kind of transportation means.Because the complexity of built environment (such as: obstacle such as frequent, high pressure building of cross-operation is in work area etc. between tower crane), the safety when how to ensure the tower crane operation is present problem demanding prompt solution.
In the prior art, in order to ensure the tower crane safety in when operation, generally the tower crane fender guard of Cai Yonging is " four limited double-insurances ", that is: four spacingly are: moment, superelevation, luffing, walking inhibiting device; Double insurance is: suspension hook insurance and reel safety device.Concrete, the limiting device of each physical parameter in the time of can gathering the tower crane operation is installed on tower crane, such as: limiting devices such as lift heavy, dolly height, amplitude, corner, judge respectively then whether each physical parameter that collects exceeds preset range, thereby limit the operation of tower crane.This device major defect is that man-machine interaction is poor, each parameter when inconvenient tower crane operating personal obtains the tower crane operation.
In addition, 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.Have again, 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 tower crane monitored control system that has telemonitoring tower crane running state simultaneously is necessary.
The utility model content
At the above-mentioned defective that prior art exists, the utility model provides a kind of safety of tower crane monitored control system.
The safety of tower crane monitored control system that the utility model provides comprises first power supply (7), second source (8) and display unit (9); Also comprise monitoring host computer (1), load cell (2), luffing sensor (3), air velocity transducer (4), rotary angle transmitter (5) and height sensor (6), the power supply signal mouth of described first power supply (7) is connected with the power supply signal input end of described display unit (9); The power supply signal mouth of described second source (8) is connected with the power supply signal input end of described monitoring host computer (1); The weight signal mouth of described load cell (2) is connected with the weight signal input end of described monitoring host computer (1); The position signal mouth of described luffing sensor (3) is connected with the position signal input end of described monitoring host computer (1); The wind velocity signal mouth of described air velocity transducer (4) is connected with the wind velocity signal input end of described monitoring host computer (1); The angle signal mouth of described rotary angle transmitter (5) is connected with the angle signal input end of described monitoring host computer (1); The altitude signal mouth of described height sensor (6) is connected with the altitude signal input end of described monitoring host computer (1); The signal output part of described monitoring host computer (1) is connected with the signal input part of described display unit (9).
Preferably, also comprise short-range wireless communication module (10), the first status signal input end of described short-range wireless communication module (10) is connected with the first status signal mouth of described monitoring host computer (1).
Preferably, also comprise remote radio communication module (11), the second status signal input end of described remote radio communication module (11) is connected with the second status signal mouth of described monitoring host computer (1).
Preferably, described load cell (2) is that model is the load cell of XJ-T13.
Preferably, described luffing sensor (3) is that model is the luffing sensor of DXZ.
Preferably, described air velocity transducer (4) is that model is the air velocity transducer of HR002.
Preferably, described rotary angle transmitter (5) is that model is the rotary angle transmitter of GBSZJ-I.
Preferably, described monitoring host computer (1) is that model is the monitoring host computer of GBST-100.
The beneficial effects of the utility model are as follows:
Each physical parameter when the utlity model has the operation of strong, easy to operate, the convenient monitoring of data-handling capacity tower crane, thereby the advantage of accident occurrence frequency can effectively reduce the tower crane operation time.
Description of drawings
The structural representation of the safety of tower crane monitored control system that Fig. 1 provides for the utility model embodiment one.
The structural representation of the safety of tower crane monitored control system that Fig. 2 provides for the utility model embodiment two.
The structural representation of the safety of tower crane monitored control system that Fig. 3 provides for the utility model embodiment three.
The specific embodiment
Below in conjunction with accompanying drawing the safety of tower crane monitored control system that the utility model provides is described.
Embodiment one
As shown in Figure 1, the structural representation of the safety of tower crane monitored control system that provides for the utility model embodiment one, comprise first power supply 7, second source 8, display unit 9, monitoring host computer 1, load cell 2, luffing sensor 3, air velocity transducer 4, rotary angle transmitter 5 and height sensor 6, the power supply signal mouth of described first power supply 7 is connected with the power supply signal input end of described display unit 9; The power supply signal mouth of described second source 8 is connected with the power supply signal input end of described monitoring host computer 1; The weight signal mouth of described load cell 2 is connected with the weight signal input end of described monitoring host computer 1; The position signal mouth of described luffing sensor 3 is connected with the position signal input end of described monitoring host computer 1; The wind velocity signal mouth of described air velocity transducer 4 is connected with the wind velocity signal input end of described monitoring host computer 1; The angle signal mouth of described rotary angle transmitter 5 is connected with the angle signal input end of described monitoring host computer 1; The altitude signal mouth of described height sensor 6 is connected with the altitude signal input end of described monitoring host computer 1; The signal output part of described monitoring host computer 1 is connected with the signal input part of described display unit 9.Wherein, first power supply 7 and second source 8 all can be the 220V power supply.
In actual use, each physical parameter when the safety of tower crane monitored control system that present embodiment provides at first relies on the sensing function of each sensor (that is: load cell, luffing sensor, air velocity transducer, rotary angle transmitter, height sensor) that tower crane is moved (that is: lift heavy, carriage amplitude varying, wind speed, degreeof turn, highly) physical quantity corresponding converts corresponding electric signal to, by cable electric signal is transferred in the monitoring host computer 1 then; Monitoring host computer 1 becomes digital signal by data acquisition technology with the electrical signal collection that receives, rely on embedded technology then, operation tower crane safety monitoring system software, system software merges data and handles, with each digital signal that collects handle accordingly, judge, operations such as calculating, storage, conversion, final when on display unit 9, showing the tower crane operation each physical parameter and the running state of tower crane.And this safety of tower crane monitored control system also has acousto-optic early warning and sound and light of alarm.
Below the concrete function of each functional module is described in detail:
Monitoring host computer 1: be used to connect each sensor, and the electrical signal collection that each sensor is transported is converted to digital quantity signal, and handle accordingly, judge, calculating, storage, conversion etc., the running state that on display unit 9, shows tower crane operational factor and tower crane then, and, when satisfying early warning or alert if, can carry out acousto-optic early warning and sound and light alarm; Simultaneously can the operational factor of tower crane be transferred to remote monitoring platform by the long distance wireless transmission technology.
Sensor: main effect is that the relevant important physical parameter of tower crane is carried out sensing, physical quantity is converted into corresponding electric signal, and by cable corresponding electric signal is passed to monitoring host computer.
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 number of turns 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 output of coder and the proportional relation of 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 ℃.
Height sensor 6: adopt distance measuring sensor, be potentiometer type, adopt the number of turns of measuring the amplitude variation trolley winch, thereby measure the release length of the steel rope of tower crane main 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 drop hanger height, total resistance tolerance+10%, output smoothness＜0.05%, operating temperature-25 ℃-+55 ℃.
Display unit 9: the simulated diagram and the correlation parameter of tower crane operation and the running state of data and tower crane that are mainly used to show tower crane.
Warning and the warning function that tower crane is had is introduced below:
Following parameter when the safety of tower crane monitored control system that present embodiment provides moves tower crane has reports to the police and warning function: lifting weight (lift heavy), hoisting moment, carriage amplitude varying, degreeof turn, wind speed, height under hook.。
Concrete, for lift heavy, the safety of tower crane monitored control system is accurately measured tower crane lifting weight by 2, judge whether to surpass specified lifting weight then, thereby whether decision sends warning, when tower crane lifting weight reaches 90% of specified lifting weight, promptly during G volume＞G weight 〉=90%G volume, monitoring host computer 1 sends early warning signal; When tower crane lifting weight reaches specified lifting weight, promptly during G weight 〉=G volume, monitoring host computer 1 sends alerting signal.
Hoisting moment is the product that lifting weight and dolly become bat, because specified hoisting moment is certain, that then dolly vary in weight in the cooresponding specified lifting of diverse location, when dolly during in different positions, weight of object that is hung and corresponding carriage amplitude varying product obtain hoisting moment, compare with corresponding specified hoisting moment, thereby judge whether to surpass specified hoisting moment, if surpass 90% (M volume＞M reality 〉=90%M volume) of specified hoisting moment, will send early warning signal; If surpass specified hoisting moment (M reality 〉=M volume), will send alerting signal.
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, monitoring host computer 1 will send early warning signal, surpass when limiting the position, and monitoring host computer 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, monitoring host computer 1 sends early warning signal, when reaching the wind speed setting limit value, i.e. S reality 〉=S volume, monitoring host computer 1 sends alerting signal.
The judgement of height, when height under hook during near 0.8 meter on big arm, monitoring host computer sends alerting signal.
The safety of tower crane monitored control system that present embodiment provides, adopt 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.
Embodiment two
As shown in Figure 2, the difference of present embodiment and embodiment one is that the tower crane monitored control system also comprises short-range wireless communication module 10, and the signal input part of short-range wireless communication module 10 is connected with the signal output part of monitoring host computer 1.
Present embodiment relies on the radio sensing network technology, and when tower crane group operation, tower crane intercoms mutually with monitoring host computer between the tower crane, and all tower cranes in this zone have been formed a wireless network, their intercommunication like this; When between two or many tower cranes cross-operation being arranged, 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.
Short-range wireless communication adopts wireless radio-frequency in the present embodiment, 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.
Embodiment three
As shown in Figure 3, the difference of present embodiment and embodiment one and embodiment two is, also comprises remote radio communication module 11, and the signal input part of this remote radio communication module 11 is connected with the signal output part of monitoring host computer 1.
Present embodiment utilization long distance wireless transmission technology such as (GPRS) realizes 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.
Remote radio communication module 11 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.
Embodiment four
In the safety of tower crane monitored control system that the various embodiments described above provide, load cell 2 can be that model is the load cell of XJ-T13.
Claims (8)
1. safety of tower crane monitored control system, comprise first power supply (7), second source (8) and display unit (9), it is characterized in that: also comprise monitoring host computer (1), load cell (2), luffing sensor (3), air velocity transducer (4), rotary angle transmitter (5) and height sensor (6), the power supply signal mouth of described first power supply (7) is connected with the power supply signal input end of described display unit (9); The power supply signal mouth of described second source (8) is connected with the power supply signal input end of described monitoring host computer (1); The weight signal mouth of described load cell (2) is connected with the weight signal input end of described monitoring host computer (1); The position signal mouth of described luffing sensor (3) is connected with the position signal input end of described monitoring host computer (1); The wind velocity signal mouth of described air velocity transducer (4) is connected with the wind velocity signal input end of described monitoring host computer (1); The angle signal mouth of described rotary angle transmitter (5) is connected with the angle signal input end of described monitoring host computer (1); The altitude signal mouth of described height sensor (6) is connected with the altitude signal input end of described monitoring host computer (1); The signal output part of described monitoring host computer (1) is connected with the signal input part of described display unit (9).
2. safety of tower crane monitored control system according to claim 1, it is characterized in that: also comprise short-range wireless communication module (10), the first status signal input end of described short-range wireless communication module (10) is connected with the first status signal mouth of described monitoring host computer (1).
3. safety of tower crane monitored control system according to claim 1 and 2, it is characterized in that: also comprise remote radio communication module (11), the second status signal input end of described remote radio communication module (11) is connected with the second status signal mouth of described monitoring host computer (1).
4. safety of tower crane monitored control system according to claim 1 and 2 is characterized in that: described load cell (2) is that model is the load cell of XJ-T13.
5. safety of tower crane monitored control system according to claim 1 and 2 is characterized in that: described luffing sensor (3) is that model is the luffing sensor of DXZ.
6. safety of tower crane monitored control system according to claim 1 and 2 is characterized in that: described air velocity transducer (4) is that model is the air velocity transducer of HR002.
7. safety of tower crane monitored control system according to claim 1 and 2 is characterized in that: described rotary angle transmitter (5) is that model is the rotary angle transmitter of GBSZJ-I.
8. safety of tower crane monitored control system according to claim 1 and 2 is characterized in that: described monitoring host computer (1) is that model is the monitoring host computer of GBST-100.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205916882U CN201882829U (en) | 2010-11-04 | 2010-11-04 | Safety monitoring system of tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205916882U CN201882829U (en) | 2010-11-04 | 2010-11-04 | Safety monitoring system of tower crane |
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| CN201882829U true CN201882829U (en) | 2011-06-29 |
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| CN2010205916882U Expired - Fee Related CN201882829U (en) | 2010-11-04 | 2010-11-04 | Safety monitoring system of tower crane |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102491206A (en) * | 2011-12-16 | 2012-06-13 | 贵阳电气控制设备有限公司 | Tower crane monitoring system |
| CN102653379A (en) * | 2012-04-20 | 2012-09-05 | 上海国际港务（集团）股份有限公司 | Temperature/smoke alarm monitoring device for electrical house of container tyre crane |
| CN103539027A (en) * | 2012-07-11 | 2014-01-29 | 上海建工五建集团有限公司 | Intelligent collision avoidance system for tower crane |
| CN103979443A (en) * | 2014-06-04 | 2014-08-13 | 合肥海智起重安全设备有限责任公司 | Automatic guiding system and method of tower crane |
| CN105523491A (en) * | 2015-11-11 | 2016-04-27 | 徐州建机工程机械有限公司 | Ground-controlled two-arm tower crane electronic monitoring system and monitoring method thereof |
| CN116739328A (en) * | 2023-08-16 | 2023-09-12 | 中交（天津）生态环保设计研究院有限公司 | Tower crane equipment management system for construction enterprises |
-
2010
- 2010-11-04 CN CN2010205916882U patent/CN201882829U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102491206A (en) * | 2011-12-16 | 2012-06-13 | 贵阳电气控制设备有限公司 | Tower crane monitoring system |
| CN102653379A (en) * | 2012-04-20 | 2012-09-05 | 上海国际港务（集团）股份有限公司 | Temperature/smoke alarm monitoring device for electrical house of container tyre crane |
| CN103539027A (en) * | 2012-07-11 | 2014-01-29 | 上海建工五建集团有限公司 | Intelligent collision avoidance system for tower crane |
| CN103539027B (en) * | 2012-07-11 | 2015-09-23 | 上海建工五建集团有限公司 | A kind of Intelligent collision avoidance system for tower crane |
| CN103979443A (en) * | 2014-06-04 | 2014-08-13 | 合肥海智起重安全设备有限责任公司 | Automatic guiding system and method of tower crane |
| CN105523491A (en) * | 2015-11-11 | 2016-04-27 | 徐州建机工程机械有限公司 | Ground-controlled two-arm tower crane electronic monitoring system and monitoring method thereof |
| CN116739328A (en) * | 2023-08-16 | 2023-09-12 | 中交（天津）生态环保设计研究院有限公司 | Tower crane equipment management system for construction enterprises |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110629 Termination date: 20181104 |