Home > News > The stress of stainless steel wire rope in elevator use

The stress of stainless steel wire rope in elevator use

2022-06-22
The elevator Stainless Steel Wire Rope rope head combination is a component of the traction rope end connecting the car, the counterweight or the bearing beam of the machine room. The common combination forms are taper sleeve type, self-locking wedge type and rope clip type. In different rope head combinations, the stress of the elevator stainless steel wire rope is also different. The elevator traction stainless steel wire rope is generally a circular strand structure, which is mainly composed of steel wire, rope strand and rope core. The steel wire is the basic component of the steel wire rope, and the steel wire is required to have high strength and toughness (including flexibility). The steel wire rope is twisted by several steel wires, and the steel wire is the basic strength unit of the steel wire rope; the steel wire rope with the same diameter of each rope, which is twisted by the steel wire, has more strands and higher fatigue strength. Elevators are generally 6 and 8 shares. The rope core is a flexible mandrel wrapped around the strands, usually made of fiber sisal or polyolefin (polypropylene or polyethylene) synthetic fibers, which can support and fix the rope, and can store lubrication agent. Because the hoisting rope is repeatedly bent during the work, and bears a high specific pressure in the rope groove, and frequently bears the impact when the elevator starts and brakes. Therefore, there are high requirements in terms of strength, flexibility and wear resistance. Affecting the life of the wire rope is related to the following aspects: ① Tensile load. The dynamic tension in operation has a great impact on the life of the wire rope, and the uneven load of each wire rope is also an important aspect affecting the life. If the tension load in the wire rope changes by 20%, the life of the wire rope changes by 30% to 200%. %. ②Bending. ③The groove type and material of traction sheave. ④ Corrosion. It can be seen that different rope head combinations will determine the overall tensile strength of the stainless steel wire rope. At the same time, the tensile strength of the steel wire rope is the main factor affecting its life. Therefore, it is necessary to reasonably choose the combination form of the elevator stainless steel wire rope rope head to maximize the service life of the stainless steel wire rope. Taizhou Senyuan Wire Rope Co., Ltd. is a relatively powerful stainless steel wire rope professional enterprise in Taizhou. It has strong technical force, complete varieties, production, management and sales talents. The combination of excellent traditional production technology and network technology enables the enterprise to establish The powerful marketing system realizes the management of product production, procurement management, and sales network. With the help of the concept of "virtual company", the production and operation costs are greatly reduced, and the majority of users are benefited with high-quality and affordable products. The factory mainly produces steel wire rope, high-quality stainless steel wire rope, waterproof and corrosion-resistant wrapped nylon (or PVC) plastic-coated steel wire rope, fishing tackle wire rope (plastic-coated fishing tackle rope), high-strength miniature stainless steel wire rope, steel wire rope for rubber conveyor belt, stainless steel cable , stainless steel rigging, etc.
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