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Wind proof system of shoreside crane and wind proof method

A quayside crane and control system technology, applied in the direction of rail system, traveling mechanism, load hanging element, etc., can solve the problems of crane self-movement, collision damage, incomplete braking device, etc., achieve large motion damping, prevent moving effect

Inactive Publication Date: 2007-04-18
SHANGHAI PORT MACHINERY HEAVY IND
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Problems solved by technology

[0003] Due to ordinary port operations, especially the sudden catastrophic weather in summer, modern meteorological technology is difficult to predict. When the power cannot meet the sudden wind load, the crane will move by itself under the wind load
Once the crane moves by itself, there will be collision damage between multiple cranes on the wharf bank and the track, and in severe cases, it will cause the crane to tip over

Method used

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  • Wind proof system of shoreside crane and wind proof method
  • Wind proof system of shoreside crane and wind proof method
  • Wind proof system of shoreside crane and wind proof method

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Embodiment Construction

[0028] The technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0029] Running status judging device

[0030] First of all, when judging and preventing the abnormal movement of the shore crane under the action of wind load, the following questions need to be considered: 1) How to judge whether the operation of the crane cart is controlled operation or moving by itself? 2) How to meet the uninterrupted power supply requirements for the operation of the windproof device? 3) How to determine the start and end range of the crane's self-running speed?

[0031] In view of the above requirements, the present invention provides a device for judging the operating state of the shore crane. When the shore crane moves, it is judged whether the movement is affected by the wind or is running normally. Refer to FIG. 1, which is a device according to the present invention. The structural block diagram of ...

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Abstract

A wind-proofing method for coast hoister includes such steps as judging if the movement of coast hoister is caused by wind, and stopping the movement if it is. Its wind-proofing system is composed of a running state judging unit consisting of running instruction judging device, wheel speed measurer, wind speed measurer and logic controller, an alarm unit, and a brake system.

Description

technical field [0001] The invention relates to the technical field of crane safety, and more specifically relates to a technology for judging the operating state of a shore crane and a windproof technology using the technology, which can brake in time when the shore crane is out of position due to the influence of wind. Background technique [0002] With the continuous increase of my country's domestic and world trade volume, the continuous increase and development of domestic port construction, especially the continuous increase of large and super large shore cranes in major coastal ports. Due to the special geographical location of the coastal ports and wharves, the northern and southern ports are subject to typhoon and strong convective weather every winter and summer, which poses a serious threat to the safety of the cranes on the wharf. [0003] Due to ordinary port operations, especially the sudden catastrophic weather in summer, modern meteorological technology is di...

Claims

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Application Information

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IPC IPC(8): B66C13/16B66C9/18B66C7/16B66C15/06
Inventor 于同工张振雄卞富元
Owner SHANGHAI PORT MACHINERY HEAVY IND
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