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新型智能变频牵引绞车研制与应用

Development and application of new intelligent variable frequency traction winch

  • 摘要: 为解决综采工作面回撤绞车操作困难、定位繁琐、效率低下,拉脱、断绳事故频发等问题,研发设计了一种集变频调速、智能检测、遥控控制、自支撑定位装置为一体的智能变频牵引绞车。经过对综采回撤工作面环境、设备、工况的现场调研,得到了新型智能控制变频牵引绞车外形及性能边界参数。通过总体—部件—总体反复设计与研究,最终确定总体结构设计。并从结构件设计的关键技术与参数研究、减速器的设计参数与传动系统布局以及支撑装置的设计计算等方面,对新型智能变频牵引绞车总体排布中的关键技术与参数进行了研究与阐述。通过对总体功能的研究,确定了液压系统功能及原理,并且结合使用工况和操作要求,确定了智能检测功能与遥控控制方法。通过对3个综采回撤工作面和2个综采安装工作面试验过程的跟踪与记录,对样机使用情况作了全面阐述,并对新型智能变频牵引绞车的优点和存在的不足进行了分析与总结。从样机使用情况看,所研制的绞车总体结构合理、可靠,液压系统功能及智能检测与控制功能等完全满足使用要求,能够有效避免现有绞车使用中存在的一些安全隐患。

     

    Abstract: In order to solve the problems of difficult operation, cumbersome positioning, low efficiency, and frequent pull-off and broken rope accidents of the retraction winch in the fully-mechanized mining face, this paper has developed and designed a set of frequency conversion speed regulation, intelligent detection, remote control, and self-supporting positioning device. An integrated intelligent variable frequency traction winch. After on-site investigation on the environment, equipment and working conditions of the fully-mechanized mining retraction face, the shape and performance boundary parameters of the new intelligent control variable frequency traction winch were obtained. The overall structural design is finally determined through repeated design and research of the overall - component - overall. The key technologies and parameters in the overall arrangement of the new intelligent variable frequency traction winch are researched and expounded from the aspects of the key technologies and parameters of the structural design, the design parameters of the reducer and the layout of the transmission system, and the design and calculation of the support device. Through the research of the overall function, the function and principle of the hydraulic system are determined, and the intelligent detection function and the remote-control method are determined in combination with the working conditions and operation requirements. Through the tracking and recording of the test process of 3 fully-mechanized mining retraction working faces and 2 fully-mechanized mining installation working faces, the usage of the prototype is fully expounded, and the advantages and disadvantages of the new intelligent variable frequency traction winch are analyzed. with the summary. From the use of the prototype, the overall structure of the developed winch is reasonable and reliable, and the hydraulic system functions and intelligent detection and control functions fully meet the requirements of use, which can effectively avoid some potential safety hazards in the use of existing winches.

     

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