drawworks

At the same time, two floor men at the drawworks guide the1 inch manila rope coming from the drawworks back onto the rig floor or down the v-door.

同时，让两个钻工把从绞车辊筒上退下来的棕绳盘到钻台上或盘到大门下边。

Install the front drawworks guard cover after the mast is raised.

井架起来之后，把绞车前边的护罩装上。

Initial Findings on Design of Drawworks Disc Brake System

盘式刹车系统设计初探

Technical analysis of oil drilling drawworks of 6000 hp

6000hp石油钻井绞车技术分析

Dynamic Design of Oil Engineering Testing System Appropriative Drawworks

采油工程试验井专用绞车动态设计

Romote controlling of drawworks and driller's working indoors are achieved by handling the hand of gas valve to drive the turning axle of band brake after replacing brake handle with brake air cylinder.

用刹车气缸取代刹把驱动滚筒带刹车的转轴，操纵气阀手柄实现了刹车的远程控制及司钻入室操作。

The drawworks auto-gearing system controlled by single chip computer is put forward in this paper.

提出了由单片机控制的绞车自动换挡系统.

Development of a digital-control device of constant linear speed for logging drawworks

恒线速旋切机旋切技术参数的计算测井绞车恒线速数字控制装置研制

Experimental research on comprehensive improvement of brake system of drilling rig drawworks

石油钻机绞车刹车系统综合改进试验研究

The front drawworks guard should be put back in place when the operation is completed.

作业结束之后，要尽快把绞车前边的护罩装回原处。

The writer verifies that the designed safety coefficient of wire line should be bigger than 3 while the hook has the speed of 0.4-0.55 m/ sec at hook load rating, corresponding to the drawworks operation at the third speed and air clutch operation at rated torque;

证实额定大钩钩载时，大钩速度为0.4～0.55米/秒，相当于绞车在Ⅲ档工作，气胎离合器在额定扭矩工作，此时钢丝绳设计安全系数大于3。

Remove the front guard cover of the drawworks.

卸掉绞车前边的护罩。

Test and Study on friction performance of the brake blocks on drawworks for drilling

石油钻机绞车刹车块摩擦性能的试验研究

The design and calculation of the drawworks with air tube clutch for shifting

气胎离合器换挡绞车的设计与计算

Simple Assembling And Unassembled Equipment THE EMERGENCY BRAKE ASSEMBLY ON DRAWWORKS FOR DRILLING

简易装卸设备绞车紧急制动装置

An optimization model of equipment transport without restriction of transport-power THE EMERGENCY BRAKE ASSEMBLY ON DRAWWORKS FOR DRILLING

无运力限制条件下的一种器材紧急调运优化模型绞车紧急制动装置

A Method for Measuring Instantaneous Working Temperature of the Drum Brake on Drawworks

绞车刹车副瞬时工作温度的测量方法

In concrete motion. the emergency brake assembly on drawworks for drilling

在具体行动上。绞车紧急制动装置

Automatic alarm infusion apparatus the emergency brake assembly on drawworks for drilling

自动报警输液架绞车紧急制动装置

Comprised of tractor chassis, hydraulic motor driven drawworks, wireline guide and angle pulley testing system, it solves the problems of the conventional pumping unit with trailer chassis, has good stability and high crosscountry capacity, and its wireline guide operates well.

捞油车由CYT220型轮式牵引机底盘、液压马达式绞车、排绳系统和导轮测试系统等组成，解决了捞油车采用汽车底盘越野性能和稳定性差以及排绳系统存在的问题。

Development of Module Drawworks for 9 000 m Offshore Drilling Rig

海洋平台9000m钻井模块绞车的研制

The emergency brake assembly on drawworks for drilling

绞车紧急制动装置新生儿机械通气