日本中文字幕在线观看,日本理伦片午夜理伦片,农村乱大交做爰XXXⅩ,91亚洲精品乱码久久久久久蜜桃

中文English

TR80 Rotary Drilling Rig

PRODUCTS > Rotary Drilling Rigs > TR80 Rotary Drilling Rig

TR80 Rotary Drilling Rig

TR80 Rotary Drilling Rig

TR80 rotary drilling is new designed self-erecting rig, which adopts advanced hydraulic loading back technology, integrates advanced electronic control technology. The whole performance of TR80 rotary drilling rig has reached advanced world standards.

The corresponding improvement on both structure and control, which makes the structure more simple and compact the performance more reliable and operation more humanized.

TR80 Rotary Drilling Rig

TR80 rotary drilling is new designed self-erecting rig, which adopts advanced hydraulic loading back technology, integrates advanced electronic control technology. The whole performance of TR80 rotary drilling rig has reached advanced world standards.

The corresponding improvement on both structure and control, which makes the structure more simple and compact the performance more reliable and operation more humanized.  

It is suitable for the following application:

Drilling with telescopic friction or interlocking Kelly bar  standard supply and CFA


Features and advantages of TR80:

1. The maximum rotation speed of rotary head can reach to 50r/min.

2. The main and vice winch are all located in the mast which are easy to observe the direction of the rope. It improves the mast stability and construction safety.

3. Cummins QSB4.5-C60-30 engine is chosen to meet the state III emission requirements with economic, efficient, environmentally friendly and stable characteristics.

4. The hydraulic system adopts the international advanced concept, specially designed for the rotary drilling system. Main pump, power head motor, main valve, auxiliary valve, walking system, rotary system and the pilot handle are all import brand. The auxiliary system adopts the load-sensitive system to realize the on-demand distribution of the flow. Rexroth motor and balance valve are chosen for the main winch.

5. It is no need to disassemble the drill pipe before transporting which is transition convenient. The whole machine can be transported together.

6. All the key parts of the electric control system (such as display, controller, and the inclination sensor) adopt imported components of international famous brands EPEC from Finland, and use air connectors to make special products for domestic projects.
7. The width of chassis is 3m which can work stability. The superstructure is optimizing designed; engine is designed at the side of the structure where all components are located with rational layout. The space is large which is easy for maintenance. The design can avoid the narrow space defects which the machine is modified from an excavator.


污污视频在线免费观看 | 国产伦精品一区二区三区精品 | 亚洲 欧美 国产另类 | 国产精品夜夜嗨AV | 亚洲日韩精品一级 | ●苍井空无码经典十二套 | 国产成人Av无码 | 国产又粗又猛又爽又爽 | 91人妻中文字幕在线精品 | 国产精品人妻无码一区牛牛影视 | 亚洲无码高清视频 | 亚洲日韩国产精品色欲AV | 亚洲黑人性猛交AAA毛片 | 搡老熟女大熟了88AV一区二区 | 大又大又粗又爽女人毛片 | 无码熟妇人妻AV又大又粗又爽 | 成人精品天堂一区二区三区 | 寡妇高潮一级毛片免费看小说 | 国产一级二级高清无码视频 | 成人A片无码永久免费游戏 一区二区三区香港无码乱伦 | EEUSS鲁丝片一区二区三区四川 | 62久久久成人精品电影 | 欧美色图自拍偷拍 | 26uuuuuu| 老熟妇精品一区二区三区 | 国产精品一区在线观看 | 亚洲欧美另类日本 | 精品人妻无码一区二区三区蜜臀 | 免费av不卡观看 | 无码日韩120分钟免费看 | 69精品无码一区二区三区 | 日韩精品中文字幕在线观看 | 囯产精品久久欠久久久久久九大 | 欧美一级毛片久久99精品蜜桃 | 甘肃WBBBB搡wBBBB | 国产老熟女精品一区熟女AV | 91亚洲国产成人久久精品麻豆 | 亚洲成人av无码一区二区 | 精品国产凹凸鲁一鲁一区二区 | av男人的天堂网 | 红桃视频国产免费入口 |