CCTV主楼底板施工中，针对底板厚度大、钢筋特殊等情况，选用型钢支架作为上层钢筋支撑，保证了底板施工的安全。
In the construction of CCTV main building bedplate, the shape steel brackets are used as supports for upper steel reinforcement according to some special characteristics of the bedplate.
目前软岩支护问题突出，在一些软岩巷道中，用于支护的u型钢支架破坏比较严重，本文对支架进行了结构力学分析，并从支架自身结构方面对破坏原因进行了分析。
Through the structural mechanics analysis of U-shaped steel support widely used in soft-rock supporting, the author has found out the failure causes from the support structure itself.
在盖梁施工过程中，常用的支撑方法有满堂支架法、横穿型钢法、预埋钢板法、抱箍法等。
In the slab beam construction, common support methods include full support method, cross shape steel method, embedded steel sheet, holt hoop iron method, etc.
介绍了U型钢可缩性支架缩动后的内力计算方法。
This paper gives the method of internal force calculation of U steel supports.
该设备主要用于U型钢拱形支架使用后发生变形、扭曲或局部破损的整形工作，以增加型材的复用次数。
The equipment is mainly used for the shaping work of U-shaped steel arch support when it deforms, distorts or partial damages, to increase the number of profiles in the re-use.
通过对ANSYS模型建立和网格划分模块的系统分析，结合巷道支护经验，找出了对U 29型钢可缩性支架进行模拟计算的方法。
Through systematic analysis of ANSYS modelling and meshing module, incorporation roadway design experience, a simulation calculation method on U29-type steel flexible support was found out.
本文提出采用有限元法对U型钢可缩性支架进行计算。
In this paper, the finite element method for U shape yieldable steel ribs is presented.
本文给出了U型钢可缩性支架的缩动条件，讨论了卡缆预紧力对支架抗缩动能力的影响以及支架在缩动过程中抗缩动能力的变化等问题。
The paper gives yielding conditions and discusses the influence of pre-tension of clamps on yieldable capacity of the U-steel and change of yieldable capacity in the process of yielding.
型钢可缩性支架的缩动与否，取决于支架卡缆预紧力及搭接部分两端的内力。
Whether an u-steel yielding support could yield depend on the pre-screw forces of the camps and the internal forces of both ends at the u-steel overlap parts.
缩动是U型钢可缩性支架的重要特性 ，按支架缩动后进行强度计算是必要的。
Yielding is an important characteristic of U steel supports. It is necessary to consider the internal force caused by the yielding of the U steel supports in the strength calculation.
缩动是U型钢可缩性支架的重要特性 ，按支架缩动后进行强度计算是必要的。
Yielding is an important characteristic of U steel supports. It is necessary to consider the internal force caused by the yielding of the U steel supports in the strength calculation.
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