KHT5500 型液压动力钳
创建时间：2022-04-07 16:52
KHT5500 型液压动力钳适用于油田修井作业中上卸 23/8"-31/2"钻杆、31/2"-41/2"油管及 41/2"-51/2"套管的一种开口式动力钳，主、背钳都采用三颚板夹紧机构，保证对管柱最小伤害，其作业效率高，大大降低工人的劳动强度，并能提高管柱螺纹连接质量，减少由于修井作业不当引起的管柱事故等。
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特点/Characteristics：
主钳前两颚板为摆动式，后颚板为滚子爬坡式，拆装极为方便，最佳的切径比设计，保证了夹紧可靠，退坡容易；背钳为液缸推动夹紧的三颚板结构，结构简单，夹紧可靠；
The front two-jaw-plates of the master tong are in the swing structure and the back jaw plate is the roller-climbing structure. The assembly and disassembly is very convenient. The optimum tangent-diameter ratio design ensures reliable clamping and easy slope retreating. The back tong is the three-jaw-plate structure pushed by hydraulic cylinder. The structure is simple and the clamping is reliable;
采用四档转速，调速范围广，额定扭矩大；
Four-gear rotation is adopted for large speed regulation range. And the rated torque is large;
刹带制动方式，制动力矩大，操作简单，便于维修和更换；
It has the braking mode with braking staple. The braking torque is large. The operation is simple. And it is convenient for repair and replacement;
开口大齿轮支承结构，使开口大齿轮强度及刚度大幅提高；
With the open large gear supporting structure, hardness and rigidity of open large gear is enhanced considerably;
壳体采用高强度钢板，整体强度好。各颚板用精密铸造或锻造工艺，外形美观，强度高；
The shell is made of steel plate with high hardness. The overall hardness is good. Various jaw plates are made with fine casting and forging process. It has beautiful appearance and high hardness;
带有液压扭矩指示表，并有圈数扭矩仪的安装接口，便于实现计算机管理。
Hydraulic torque indicator is provided. And installation interface of turning torque instrument is provided for computerized management.
