过卷

guò juǎn
  • Overwind;pulleying
过卷过卷
过卷[guò juǎn]
  1. 针对摩擦提升机易出现的三种重大故障:制动器失效、滑动、过卷,介绍了一种基于PLC的摩擦提升机安全监护系统。

    According to three kind of malfunction easily occur in the frictionhoist : invalidation , slide and overwind on the brake , the paper intro-duces a kind of safety monitoring system for the friction hoist based on PLC .

  2. 矿井提升托罐装置涉及到提升过卷事故的安全保护,本文就目前矿井使用的GHT托罐装置、FHT缓冲托罐装置和聚氨酯缓冲托罐装置进行类比分析。

    Lifting support device used in mines is related to security protection in accidents of excessive lifting . This paper does analogy analysis to the GHT support device , FHT buffer support device and polyurethane buffer support device used in mines at present .

  3. 双容器立井提升过卷高度的动态分析

    Dynamic Analysis for Overwind Height of Double Casket about Shaft Hoisting

  4. 摩擦式矿井提升防过卷缓冲装置的优越性分析

    Analysis on Over-rolling Avoided Buffer Device Superiority of Frictional Mine Hoist

  5. 混合提升绞车过卷保护切换误操作的预防

    Prevention of Mis-operation on Overwinding Apparatus Switch in Combined Hoisting Gear

  6. 提升机设计中,过卷高度是一重要参数。

    Overwind height is an important parameter in the design of hoist .

  7. 过卷缓冲及防撞托罐装置在矿井提升中的应用

    Application of Buffer Device and Cage Bridle Beam in Coal Mining Hoisting

  8. 防范矿井提升机恶性过卷事故的探索与实践

    Exploration of Preventing Malignant Overwinding Accident of Mine Hoist and Its Practice

  9. 提升机全速过卷时缓冲装置作用的分析

    Analysis of Buffer Action during Full-speed Over-wind of Hoister

  10. 对国内外各种型号的提升过卷缓冲装置以及托罐装置的缓冲器进行

    All kinds of hoisting overwind cushioning device and support cage device at home

  11. 超短距离过卷缓冲与防坠系统的应用

    Application of very - short - distance overwind buffer and falling prevention system

  12. 矿井提升机过卷事故分析

    Analysis of a mine hoist 's over-winding troubles

  13. 矿山提升机过卷事故的防护

    Prevention of Overwind Breakdown for Mining Hoist

  14. 摩擦提升过卷缓冲托罐装置工业性试验及性能评价

    Industrial Test and Properties Appraisement of the Bracket Device for Overwinding Buffer in Friction Hoist

  15. 如何确定提升机过卷高度

    How to determine the over wind height

  16. 过卷高度取值过小,影响提升的安全性;

    If overwind height is too small , the safety of hoisting should be influenced .

  17. 提升设备过卷保护的几个问题

    Problems on overwind prevention of hoisting equipment

  18. 提升机的过卷安全保护

    Safeguards to winding hoists from overwinding

  19. 提升容器过卷时缓冲与托罐原理浅析

    Analysis the Principle of the Jar Buffer and Holds in the Palm When Container Rolling Up

  20. 通过对一起过卷事故的定量分析,论证缓冲装置在提升系统中的重要作用。

    By the quantitative analysis of over-wind fault , the importance of buffer in winding system is demonstrated .

  21. 立井提升过卷缓冲托罐装置在平煤四矿的应用

    Applying of overwinding buffers and supporting cage device on vertical mine in four mine of Pingdingshan Mining group

  22. 提升机一般使用行程开关来防止过卷,在正常情况下可以作到安全生产,但司机因疲劳等原因而刹车时间少于规定时间时,就可能造成过卷事故。

    Raised machine usually use travel switch to prevent folder . In normal condition , it can be safety production .

  23. 针对提升机容易发生的过卷事故进行分类,分析了事故原因,提出了防护与改进措施。

    The often-happened breakdowns of mining hoists are classified , their cause are analyzed , and the prevention measures are put foreward .

  24. 传统的矿用提升机控制系统,在过卷、提升容器卡斗及深度指示器失效等方面均为薄弱环节,采用微机控制的自动记录装置,对提升机事故能及时、客观、准确地记录。

    There are many weak links in control system of bucket conveyor such as overwind , failure depth indicator and so on .

  25. 立井提升过卷保护装置现状及发展方向提升胶轮车副立井井筒提升容器布置设计探讨

    Actuality and direction of over-winding buffers in mining hoist On exploration of lifting rubber-tyred vehicle for vessel layout in shaft of vice mine

  26. 介绍了矿用提升绞车过卷及自动减速装置改进的过程。吊车、升降机及卷扬机

    This paper introduces the improving process of overwind and automatic speed reducting gear for mine hoist . construction cranes , elevators & hoists

  27. 而立井系统中的过卷缓冲装置无疑对立井系统的安全可靠性提供了最后的保障。

    The overwinding buffer device in the vertical shaft hoisting system can be undoubtedly an ultimate safeguard for the safety and reliability of the vertical hoisting system .

  28. 阐述采用速度逐点监视和包络线监视防止矿井提升机严重过卷的基本原理及应用。

    Here are expounded the basic principles of pointwise and enveloping ways to monitor speed to avoid serious overwind of a hoist reel and their correct usage .

  29. 采用速度逐点监视和包络线监视技术,防止矿井提升机严重过卷,大大提高了提升机运行的安全性和可靠性。

    The combined method of speed key point monitoring and speed chart monitoring is advanced to prevent hoist overrolling , significantly improving the safety and reliability of mine hoist operation .

  30. 在分析防范矿井提升机恶性过卷事故必要性的基础上,文章研究了几种预防矿井提升机恶性过卷事故的技术与方法。

    Based on analyzing the necessity of preventing malignant overwinding accident of mine hoist , the paper studied some technologies and methods of preventing malignant overwinding accident of mine hoist .