A safety chain protection system for a climbing-free device of a wind turbine comprises a climbing-free device safety detection unit and a lifting control circuit unit. The climbing-free device safety detection unit is provided with three safety detection loops including an anti-falling sliding block detection loop, a traction rope detection loop and a load detection loop. An output module of the climbing-free device safety detection unit adopts relay output, and a relay switch is connected to an external input circuit of a main control unit in the lifting control circuit unit and serves as an input signal of the main control unit; a sliding block installation detection device, a steel wire rope abrasion detection device and a pressure detection device safety chain control protection loop are designed, double sliding block detection is conducted, static and dynamic detection is conducted on the steel wire rope, and the overall safety performance of the climbing-free device is improved.
一种风力机免爬器安全链保护系统,包括免爬器安全检测单元,升降控制电路单元;免爬器安全检测单元中具有三个安全检测回路,包括防坠滑块检测回路、牵引绳检测回路、载重检测回路;免爬器安全检测单元的输出模块采用继电器输出,继电器开关接入升降控制电路单元中主控单元的外部输入电路,作为主控单元的输入信号;设计滑块安装检测、钢丝绳磨损检测和压力检测装置安全链控制保护回路,进行双重滑块检测,钢丝绳进行静态、动态检测,提高免爬器整体安全性能。
Safety chain protection system for climbing-free device of wind turbine
一种风力机免爬器安全链保护系统
2025-02-25
Patent
Electronic Resource
Chinese
IPC: | B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last |
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