The article elaborate on a strong point of ZY6000-25/45 hydraulic shield support,which is increasing useful time of upright post,meet the needs of traffic condition and geological condition,proving two plan of technical reform of ZY6000-25/45 hydraulic shield support.
通过论证ZY6000-25/45掩护式液压支架在技术改造中的两个方案,阐述了ZY6000-25/45掩护式液压支架改造的创新点在于能增加立柱使用寿命,满足运输条件要求,也符合工作面地质条件的要求。
By calculating the load-carrying ability,the angle between the canopy and the shield,and the stroke of the stubilising ram,the peper makes a detailed study of influences of the connection position dimensions on performances of two-leg shield supports using computer simulation analysis, and lays the theoretical foundation for designing the rational connection position dimensions.
探讨了平衡千斤顶定位尺寸对二柱掩护式支架承载能力，顶梁与掩护梁间夹角和平衡千斤顶行程等支架性能的影响。
Balance ram is a key component of a two-leg shield support.
平衡千斤顶是二柱掩护式支架的关键部件，在实际工作过程中时常发生损坏。
Taking a two-leg shield support as an example,this paper presents the theory of the shield supporting ability areas.
本文以二柱掩护式支架为例。
In order to solve the problem of support-strata worsening induced by improper supporting in top-coal caving working face,the role of equilibrium jack in adaptability of 2-leg shield support is studied.
针对两柱掩护式支架在放顶煤工作面出现的因位态不合理而引起支架围岩状态恶化的情况,对平衡千斤顶在放顶煤两柱掩护支架适应性的作用进行了探讨。
Shield Type Hydraulic Support Overall Parameter Optimizes Mathematical Model
掩护式液压支架总体参数优化的数学模型
Research of Mechanics Analyse and Improve Secheme to the ZY3600/14/32 Type of the Shieed Support;
ZY3600/14/32型掩护式液压支架受力分析与改进方案的研究
Analysing Mechanics Character of Special Canopy and Two-legged Caving Power Support
支顶支掩式掩护式放顶煤液压支架的力学特性分析
Study on Adaptability of Shield Support in Large Cutting Height Working Face;
两柱掩护式大采高强力液压支架适应性研究
heavy type sectionalized shield
重型分节式掩护支架
Analysis on Control Methods of Role of Equilibrium Jack of Two Led Hydraulic Shield
两柱掩护式支架平衡千斤顶控制方式的分析
Design and Research of the Automatic Advanced Hydraulic Bracket in Compositive Area;
综放面端头自移式超前支护液压支架的设计研究
Making Trial of Forward Supporting Hydraulic Support for Fully Mechanized Coal Caving
超前支护式液压支架在综采放顶煤工作面的试用
Application of Remote Controlled Face End Hydraulic Powered Shield Support to Rapid Removing of Fully Mechanized Longwall Mining Face Equipment
遥控式端头掩护支架在综采面快速回撤中应用
Rapid laying of wire mesh as support in last cutting stope of fully mechanized working face
综采工作面末采掩护式支架快速上网技术研究
The Research of Pilot-operated Check Valve With Slow Impulse for Hydramatic Supports
液压支架用缓冲式液控单向阀的研究
leapfrog support system
液压支架迈步式移动系统
Research on the Relationship between Two-Leg Sublevel Caving Shield Support and Surrounding Rocks and Adaptability
两柱掩护式放顶煤支架与围岩关系及适应性研究
Elementary Dissertation of Sustainment Space Between for Preventing from Distortion in Welding Structural Part of Hydraulic Pressure Bracket
液压支架结构件焊接防变形支撑形式浅析
Simulation Study on Bipolar Protection of Relief Valve of Hydraulic Support Based on FLUENT
基于FLUENT的液压支架双极保护安全阀的仿真研究
Flexible Shield Support Mining Spontaneous Combustion Control Technology Study;
柔性掩护支架开采自燃防控技术研究
Practice of Large Mining Height Hydraulic Prop Supporting Face
大采高单体液压支柱工作面支护型式实践
Development and Application of New Mobile Roof Support
新型履带行走式液压支架的研制与应用