WO2013082903A1 - 一种搓管钻机对中机构 - Google Patents

一种搓管钻机对中机构 Download PDF

Info

Publication number
WO2013082903A1
WO2013082903A1 PCT/CN2012/073756 CN2012073756W WO2013082903A1 WO 2013082903 A1 WO2013082903 A1 WO 2013082903A1 CN 2012073756 W CN2012073756 W CN 2012073756W WO 2013082903 A1 WO2013082903 A1 WO 2013082903A1
Authority
WO
WIPO (PCT)
Prior art keywords
connecting rod
sleeve
connecting plate
fixedly connected
rear portion
Prior art date
Application number
PCT/CN2012/073756
Other languages
English (en)
French (fr)
Inventor
杨广拓
梁大云
甘霏
Original Assignee
湖南三一智能控制设备有限公司
北京市三一重机有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 湖南三一智能控制设备有限公司, 北京市三一重机有限公司 filed Critical 湖南三一智能控制设备有限公司
Publication of WO2013082903A1 publication Critical patent/WO2013082903A1/zh

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B3/00—Rotary drilling
    • E21B3/02—Surface drives for rotary drilling
    • E21B3/025—Surface drives for rotary drilling with a to-and-fro rotation of the tool

Definitions

  • the invention relates to the field of engineering machinery, in particular to a centering mechanism of a fistula rig.
  • the boring machine is a full-cylinder boring equipment for construction with a rotary drilling rig or a crawler crane.
  • the power source can be provided by an independent hydraulic pumping station or by a rotary drilling rig and a crawler crane. .
  • the boring machine needs to be connected with the rotary drilling rig or crawler crane through the mechanical interface to make full use of the lifting and walking ability of the rotary drilling rig or the crawler crane, so as to achieve the precision of the construction pile hole and the convenience of equipment transfer and transportation. Sex.
  • the centering mechanism is generally a multi-segment structure, with the head and tail and each section hinged with a pin.
  • a joint bearing or a threaded connection is added in the middle section to provide additional rotational freedom.
  • the angle of rotation is limited by the bearing, and excess freedom is generated, and the motion is uncertain.
  • threaded pair connection the thread is directly loaded with a large load and is easy to trip.
  • the invention proposes a centering mechanism of the fistula rig. While ensuring the normal operation of the main chuck, the mechanism does not generate excess degrees of freedom, and can also withstand large loads.
  • the present invention provides a manifold aligning mechanism that includes a rotating lug that is sequentially connected, a front portion of the connecting rod, a connecting device, and a rear portion of the connecting rod.
  • the front portion of the connecting rod is fixedly connected to the connecting device; the rear portion of the connecting rod is rotatably connected to the connecting device.
  • the connecting device comprises a sleeve and a clamping plate; and the clamping plate is fixedly connected to an end surface of the sleeve close to the rotating lug.
  • the front portion of the connecting rod is fixedly connected to the sleeve.
  • the rear portion of the connecting rod is a cylindrical structure; the cylindrical structure passes through the sleeve and extends toward the front of the connecting rod, and a position is arranged near the sleeve at the extending portion.
  • a journal ; and one end of the card is embedded in the journal, and the other end is fixedly coupled to the sleeve; and the cylindrical structure is rotatable relative to the sleeve and the card.
  • the front portion of the connecting rod includes a first connecting plate and a second connecting plate arranged in parallel; the first connecting plate and the second connecting plate are respectively disposed on two sides of the rotating lug, and Turn the lug to rotate the connection.
  • first connecting plate and the second connecting plate are rotatably connected to the rotating lug by a pin.
  • the sleeve in the connecting device is fixedly connected between the first connecting plate and the second connecting plate.
  • the fixed connection manner of the sleeve with the first connecting plate and the second connecting plate is welding.
  • the connecting device further includes an oil cup, wherein the sleeve is radially provided with a through hole, and the oil cup is disposed in the through hole for the rear of the sleeve and the connecting rod Enter the lubricant.
  • the card board and the bushing are connected by bolts.
  • the front part of the connecting rod and the rear part of the connecting rod are connected by a connecting device, so that the front part of the connecting rod is connected with the rear part of the connecting rod, and the centering mechanism does not generate excess freedom when the main chuck is working normally. Degree, and can also withstand large loads.
  • FIG. 1 is a schematic structural view of a first embodiment of a centering mechanism of a fistula rig according to the present invention
  • Figure 2 is an exploded view of the connecting device
  • Figure 3 is a schematic structural view of the connecting device
  • Figure 4 is a plan view of the centering mechanism of the fistula rig of the present invention.
  • Figure 5 is a perspective view of the centering mechanism of the fistula rig of the present invention.
  • Embodiment 1 is a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.
  • Embodiment 1 is a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.
  • the centering mechanism of the fistula rig of the present embodiment may include rotating lugs connected in sequence.
  • a connecting device 7 is arranged between the connecting rod front portion 2 and the connecting rod rear portion 3, and the connecting rod front portion 2 is fixedly connected with the connecting device 7, and the connecting rod rear portion 3 is rotatably connected with the connecting device 7, the connecting rod
  • the rotation axis of the rear portion 3 is the C axis shown in FIG.
  • the connecting rod front portion 2 includes a first connecting plate 21 and a second connecting plate 22 which are arranged in parallel.
  • the first connecting plate 21 and the second connecting plate 22 are respectively disposed on both sides of the rotating lug 1 and are rotatably coupled to the rotating lug 1.
  • the connecting rod front portion 2 and the connecting rod rear portion 3 are connected by the connecting device 7, so that the connecting rod front portion 2 and the connecting rod rear portion 3 are rotatably connected.
  • the centering mechanism is not It creates extra degrees of freedom and can withstand large loads.
  • Embodiment 2 is a diagrammatic representation of Embodiment 1:
  • the invention provides a centering mechanism of a fistula rig, comprising a rotating lug 1, a connecting rod front portion 2, a connecting device 7, a connecting rod rear portion 3, a swinging frame 4, a rotating block 5 and a shaft seat slider 6 which are sequentially connected.
  • a connecting device 7 is provided between the front portion 2 of the connecting rod and the rear portion 3 of the connecting rod 3, and the front portion 2 of the connecting rod is fixedly coupled to the connecting device 7, and the rear portion 3 of the connecting rod is rotatably coupled to the connecting device 7.
  • the structure of the connecting device 7 is as shown in Fig. 2 and Fig. 3, and includes a sleeve 71 and a retaining plate 73.
  • the bushing 71 is fixedly connected to the front portion 2 of the connecting rod.
  • the rear portion 3 of the connecting rod is a cylindrical structure.
  • the cylindrical structure passes through the sleeve 71 and extends toward the front portion 2 of the connecting rod.
  • a journal 31 is disposed at a position where the extending portion is close to the sleeve 71, and one end of the card 73 is provided. It is embedded in the journal 31, and the other end is fixedly connected with the sleeve 71 for axially positioning the cylindrical structure. When working, the cylindrical structure can be rotated relative to the sleeve 71 and the card 73.
  • the connecting rod front portion 2 includes a first connecting plate 21 and a second connecting plate which are arranged in parallel
  • the first connecting plate 21 and the second connecting plate 22 are respectively disposed on both sides of the rotating lug 1 and are rotatably coupled to the rotating lug 1.
  • the sleeve 71 in the connecting device 7 is fixedly coupled between the first connecting plate 21 and the second connecting plate 22.
  • the connecting device 7 of the present invention further includes a lubricating oil cup 74 and a protective cap 75 mounted on the oil cup 74.
  • the sleeve 71 is radially provided with a through hole 711, and the oil cup 74 is disposed in the through hole. In 711, it is used to input lubricating oil between the sleeve 71 and the rear portion 3 of the connecting rod.
  • the card plate 73 is an annular plate member in which a circular ring shape is preferable.
  • the toroidal plate member is set on the outer side of the journal 31 in the rear portion 3 of the connecting plate.
  • the card plate 73 is formed by splicing two semicircular annular plates.
  • the card plate 73 can be fixedly connected to the sleeve 71, and the connection manner is various. In this embodiment, the two are fixedly connected by the bolt 72.
  • the boss 71 is fixedly connected to the first connecting plate 21 and the second connecting plate 22, and the connecting manner is various, and welding is preferable.
  • the rotational connection of the first connecting plate 21 and the second connecting plate 22 to the rotating lug 1 is various, and pin coupling is preferred.
  • the entire centering mechanism in this embodiment is mainly divided into six parts, namely: a rotating lug 1, a connecting rod front portion 2, a connecting device 7, a connecting rod rear portion 3, and a swing frame. 4.
  • the rotating block 5 and the shaft block slider 6 are connected as follows:
  • the rotating lug 1 and the main chuck 8 are hinged by a pin shaft, and the two can be relatively rotated about the A axis.
  • the front portion 2 of the connecting rod and the rotating lug 1 are hinged by a pin shaft, and the two are relatively rotatable about the B axis.
  • the connecting device 7 is connected to the front portion 2 in a fixed connection.
  • the rear portion 3 of the connecting rod and the connecting device 7 are rotationally connected, and the rear portion 3 of the connecting rod is rotatable about the C axis.
  • the oscillating frame 4 and the rear portion 3 of the connecting rod are also hinged by a pin, and the oscillating frame 4 is rotatable about the D axis with respect to the rear portion 3 of the connecting rod.
  • the rotating block 5 and the oscillating frame 4 are hinged by a pin so that the two can be relatively rotated about the G axis.
  • the shaft block slider 6 and the rotating block 5 are connected by a rotating shaft, which are relatively rotatable about the E-axis, and the shaft seat slider 6 is slidable in the F direction in the groove of the chassis.
  • the rear portion 3 of the connecting rod and the front portion 2 of the connecting rod are in the relationship of the rotating shaft and the sleeve, and the rear portion 3 of the connecting rod is rotatable about the C-axis.
  • the pin bearing is subjected to the tensile stress F, and the clamping plate 73 and the bolt 72 are only subjected to Compressive stress, large carrying capacity, smooth and reliable work, not easy to fail.

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Pivots And Pivotal Connections (AREA)

Abstract

一种搓管钻机对中机构，包括依次连接的转动支耳（1）、连接杆前部（2）、连接装置（7）和连接杆后部（3）。连接装置（7）设置于连接杆前部（2）和连接杆后部（3）之间，并且连接装置（7）与连接杆前部（2）固定连接，连接装置（7）与连接杆后部（3）转动连接。通过连接装置（7）与连接杆后部（3）的转动连接实现连接杆前部（2）与连接杆后部（3）的转动连接，在主卡盘正常工作时，该对中机构不会产生多余的自由度，同时还可以承受较大的载荷。

Description

一种搓管钻机对中机构 本申请要求于 2011 年 12 月 8 日提交中国专利局、 申请号为 201110404991.6、 发明名称为"一种搓管钻机对中机构"的中国专利申请的 优先权， 其全部内容通过引用结合在本申请中。
技术领域
本发明涉及工程机械领域， 特别是指一种搓管钻机对中机构。
背景技术
搓管钻机是一种配合旋挖钻机或履带吊抓斗进行施工的全护筒成孔设 备， 其动力源可以由独立的液压泵站进行提供， 也可以借助旋挖钻机和履 带吊的动力系统。 工作时搓管钻机需要通过机械接口与旋挖钻机或履带吊 连接在一起， 以充分利用旋挖钻机或履带吊的起吊和行走能力， 从而达到 施工桩孔的精准性和设备转场运输的便利性。
在搓管钻机工作过程中， 为平衡搓管油缸对主销轴的横向力， 调整主 卡初始位置， 且保证主卡盘的整个工作过程中运动流畅， 无卡滞、 干涉现 象， 必须在两搓管油缸中间添加对中机构。 对中机构一般为多段式结构， 头尾及每段间用销轴铰接， 一般在中间段会添加关节轴承或螺纹连接， 以 提供额外的旋转自由度。 但采用关节轴承， 旋转角度受轴承限制， 且产生 多余自由度，运动存在不确定性。 采用螺纹副连接， 螺纹直接受载荷较大， 容易脱扣。
发明内容
本发明提出一种搓管钻机对中机构， 在保证主卡盘正常工作的同时， 该机构不会产生多余的自由度， 同时还可以承受较大的载荷。
本发明提供一种搓管钻机对中机构，该机构包括依次连接的转动支耳、 连接杆前部、 连接装置和连接杆后部。 所述连接杆前部与所述连接装置固 定连接； 所述连接杆后部与所述连接装置转动连接。
进一步地， 所述连接装置包括轴套和卡板； 并且所述卡板与所述轴套 靠近转动支耳的端面固定连接。
进一步地， 所述连接杆前部与所述轴套固定连接。
进一步地， 所述连接杆后部为一圓柱体结构； 所述圓柱体结构穿过所 述轴套且向所述连接杆前部方向延伸， 在延伸部分靠近轴套的位置设置一 轴颈； 并且所述卡板的一端嵌入在所述轴颈内， 另一端与轴套固定连接； 以及所述圓柱体结构能够相对所述轴套和卡板转动。
进一步地，所述连接杆前部包括平行布置的第一连接板和第二连接板； 所述第一连接板和所述第二连接板分别设置在所述转动支耳的两侧， 且与 转动支耳转动连接。
进一步地， 所述第一连接板和第二连接板通过销轴与所述转动支耳转 动连接。
进一步地， 所述连接装置中的轴套固定连接于第一连接板和第二连接 板之间。
进一步地， 所述轴套与所述第一连接板和所述第二连接板的固定连接 方式为焊接。
进一步地， 所述连接装置还包括油杯， 其中所述轴套沿径向设置有一 通孔， 油杯设置在所述通孔内， 用于向所述轴套和所述连接杆后部之间输 入润滑油。
进一步地， 所述卡板与所述轴套通过螺栓相连接。
本发明中连接杆前部和连接杆后部通过连接装置相连接， 使连接杆前 部与连接杆后部为转动连接， 在主卡盘正常工作时， 该对中机构不会产生 多余的自由度， 同时还可以承受较大的载荷。
附图说明
图 1为本发明搓管钻机对中机构实施例一的结构示意图；
图 2为连接装置的爆炸图；
图 3为连接装置的结构示意图；
图 4为本发明搓管钻机对中机构的俯视图；
图 5为本发明搓管钻机对中机构的立体图。
具体实施方式
下面将结合本发明实施例中的附图， 对本发明实施例中的技术方案进 行清楚、 完整地描述， 显然， 所描述的实施例仅仅是本发明一部分实施例， 而不是全部的实施例。 基于本发明中的实施例， 本领域普通技术人员在没 有作出创造性劳动前提下所获得的所有其他实施例， 都属于本发明保护的 范围。 实施例一：
参见图 1, 本实施例搓管钻机对中机构可以包括依次连接的转动支耳
1、 连接杆前部 2、 连接装置 7、 连接杆后部 3、 摆动架 4、 转动块 5和轴座 滑块 6。 本实施例在连接杆前部 2和连接杆后部 3之间设置了连接装置 7, 并且连接杆前部 2与连接装置 7固定连接， 连接杆后部 3与连接装置 7转 动连接， 连接杆后部 3的转动轴为图 4中所示的 C轴。
优选地， 连接杆前部 2 包括平行布置的第一连接板 21和第二连接板 22。 第一连接板 21和第二连接板 22分别设置在转动支耳 1的两侧， 且与 转动支耳 1转动连接。
本发明中连接杆前部 2和连接杆后部 3通过连接装置 7相连接， 使连 接杆前部 2与连接杆后部 3为转动连接， 在主卡盘正常工作时， 该对中机 构不会产生多余的自由度， 同时还可以承受较大的载荷。
实施例二：
本发明提出一种搓管钻机对中机构， 包括依次连接的转动支耳 1、 连 接杆前部 2、 连接装置 7、 连接杆后部 3、 摆动架 4、 转动块 5和轴座滑块 6。 本实施例在连接杆前部 2和连接杆后部 3之间设置了连接装置 7, 并且 连接杆前部 2与连接装置 7固定连接， 连接杆后部 3与连接装置 7转动连 接。
连接装置 7的结构如图 2、 图 3所示， 包括轴套 71和卡板 73, 轴套 71与连接杆前部 2固定连接。 连接杆后部 3为一圓柱体结构， 圓柱体结构 穿过轴套 71且向连接杆前部 2方向延伸， 在延伸部分靠近轴套 71的位置 设置一轴颈 31, 并且卡板 73的一端嵌入在轴颈 31内， 另一端与轴套 71 固定连接， 用于对圓柱体结构进行轴向定位， 工作时， 圓柱体结构可以相 对轴套 71和卡板 73转动。
优选地， 连接杆前部 2 包括平行布置的第一连接板 21和第二连接板
22。 第一连接板 21和第二连接板 22分别设置在转动支耳 1的两侧， 且与 转动支耳 1转动连接。 连接装置 7中的轴套 71固定连接在第一连接板 21 和第二连接板 22之间。
优选地，本发明中的连接装置 7还包括一润滑用油杯 74和安装在油杯 74上的保护帽 75, 轴套 71沿径向设置有一通孔 711, 油杯 74设置在通孔 711内， 用于向轴套 71和连接杆后部 3之间输入润滑油。
卡板 73为环形板件，其中圓环形为优选。 圓环形板件套装在连接板后 部 3中轴颈 31的外侧， 为了便于安装， 卡板 73由两个半圓环形板件拼接 而成。 卡板 73与轴套 71固定连接即可， 连接方式多样， 本实施例通过螺 栓 72将二者固定连接。 轴套 71与第一连接板 21和第二连接板 22固定连 接即可， 连接方式多样， 焊接为优选。 第一连接板 21和第二连接板 22与 转动支耳 1的转动连接方式多样， 销轴连接为优选。
如图 4、 图 5所示， 本实施例中的整个对中机构主要分为六部分， 分 别为： 转动支耳 1、 连接杆前部 2、 连接装置 7、 连接杆后部 3、 摆动架 4、 转动块 5和轴座滑块 6, 六部分的连接关系如下： 转动支耳 1与主卡盘 8 通过销轴铰接， 二者可绕 A轴相对转动。 连接杆前部 2与转动支耳 1通过 销轴铰接， 二者可绕 B轴相对转动。 连接装置 7与连接 前部 2为固定连 接。连接杆后部 3与连接装置 7为转动连接，连接杆后部 3可绕 C轴转动。 摆动架 4和连接杆后部 3同样通过销轴铰接， 摆动架 4可相对连接杆后部 3绕 D轴转动。 转动块 5和摆动架 4通过销轴铰接， 使两者可绕 G轴相对 转动。 轴座滑块 6和转动块 5通过转轴连接， 两者可绕 E轴相对转动， 且 轴座滑块 6可在底盘的槽中沿 F方向滑动。
本发明中连接杆后部 3与连接杆前部 2为转轴和套的关系， 连接杆后 部 3可绕 C轴转动， 工作中由销轴承受拉应力 F, 卡板 73和螺栓 72只承 受压应力， 承载能力大， 工作流畅可靠， 不易失效。
以上所述仅为本发明的较佳实施例而已， 并不用以限制本发明， 凡在 本发明的精神和原则之内， 所作的任何修改、 等同替换、 改进等， 均应包 含在本发明的保护范围之内。

Claims

权 利 要 求
1、 一种搓管钻机对中机构，
包括依次连接的转动支耳（1)、 连接杆前部 （2)和连接杆后部 （3); 其特征在于， 还包括
设置在所述连接杆前部 （ 2 )和所述连接杆后部 （ 3 )之间的连接装置
(7), 并且
所述连接装置 （7) 与连接杆前部 （2) 固定连接；
所述连接装置 （7) 与连接杆后部 （3)转动连接。
2、 根据权利要求 1所述的搓管钻机对中机构， 其特征在于，
所述连接装置 （7) 包括轴套（71 )和卡板（73), 并且
所述卡板（73)与所述轴套（71) 的一个端面固定连接。
3、 根据权利要求 2所述的搓管钻机对中机构， 其特征在于，
所述连接杆前部 （2)与所述轴套（71) 固定连接。
4、 根据权利要求 2所述的搓管钻机对中机构， 其特征在于，
所述连接杆后部 （3) 为一圓柱体结构；
所述圓柱体结构穿过所述轴套（ 71 )且向所述连接杆前部（ 2 )方向延 伸， 在延伸部分靠近轴套（71) 的位置设置一轴颈 （31); 并且
所述卡板（73)的一端嵌入在所述轴颈（31 ) 内， 另一端与轴套（71 ) 固定连接； 以及
所述圓柱体结构能够相对所述轴套（ 71 )和所述卡板（ 73 )转动。
5、 根据权利要求 1-4中所述的搓管钻机对中机构， 其特征在于， 所述连接杆前部 （2) 包括平行布置的第一连接板 (21)和第二连接 板（22); 其中
所述第一连接板（21)和所述第二连接板 (22)分别设置在所述转动 支耳 （ 1 ) 的两侧， 且与所述转动支耳（ 1 )转动连接。
6、 根据权利要求 5所述的搓管钻机对中机构， 其特征在于，
所述第一连接板（21)和所述第二连接板 (22)通过销轴与所述转动 支耳 （ 1 )转动连接。
7、 根据权利要求 6所述的搓管钻机对中机构， 其特征在于，
所述连接装置（7) 中的轴套（71)与所述第一连接板（21)和第二连 接板 (22) 固定连接。
8、 根据权利要求 7所述的搓管钻机对中机构， 其特征在于， 所述轴套（71 )与所述第一连接板 (21)和所述第二连接板（22) 的 固定连接方式为焊接。
9、 根据权利要求 7所述的搓管钻机对中机构， 其特征在于， 所述连接装置 （7)还包括油杯（74), 其中
所述轴套（71) 沿径向设置有一通孔（711 ), 油杯（74)设置在所述 通孔（711) 内， 用于向所述轴套（71)和所述连接杆后部 （3)之间输入 润滑油。
10、 根据权利要求 4所述的搓管钻机对中机构， 其特征在于， 所述卡 板（73)与所述轴套（71)通过螺栓（72) 固定连接。
PCT/CN2012/073756 2011-12-08 2012-04-11 一种搓管钻机对中机构 WO2013082903A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110404991.6 2011-12-08
CN201110404991.6A CN102434118B (zh) 2011-12-08 2011-12-08 一种搓管钻机对中机构

Publications (1)

Publication Number Publication Date
WO2013082903A1 true WO2013082903A1 (zh) 2013-06-13

Family

ID=45982443

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2012/073756 WO2013082903A1 (zh) 2011-12-08 2012-04-11 一种搓管钻机对中机构

Country Status (2)

Country Link
CN (1) CN102434118B (zh)
WO (1) WO2013082903A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110500053A (zh) * 2019-09-06 2019-11-26 北京鼎文融和科技有限公司 一种油管下导正夹钳装置
CN113996981B (zh) * 2021-12-15 2023-12-15 鄂尔多斯市旭远建设工程有限公司 一种绿色建筑施工用异形梁对接焊接工装

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0387017A2 (en) * 1989-03-08 1990-09-12 Oy Tampella Ab A travelling centralizer arrangement in a rock drill
GB2314105A (en) * 1996-06-05 1997-12-17 Tiw Corp Fluid pressure deactivated thru-tubing centraliser
JP2001349169A (ja) * 2000-06-12 2001-12-21 Yamamoto Rock Machine Co Ltd 穿孔装置
CN101469604A (zh) * 2008-08-14 2009-07-01 李金祥 可调对中侧挂式背钳

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2657774B2 (ja) * 1994-07-20 1997-09-24 株式会社モール工業 立坑ケーシングの揺動圧入装置
KR100341456B1 (ko) * 1999-08-24 2002-06-22 김정돌 케이싱 오실레이터
CN201428379Y (zh) * 2009-06-01 2010-03-24 北京市三一重机有限公司 搓管钻机
CN201428131Y (zh) * 2009-06-12 2010-03-24 北京市三一重机有限公司 一种搓管装置及搓管钻机
CN201470934U (zh) * 2009-08-19 2010-05-19 北京市三一重机有限公司 搓管钻机
KR101034623B1 (ko) * 2009-08-21 2011-05-12 김성배 케이싱 오실레이터의 실린더 회전결합장치
CN202510063U (zh) * 2011-12-08 2012-10-31 北京市三一重机有限公司 一种搓管钻机对中机构

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0387017A2 (en) * 1989-03-08 1990-09-12 Oy Tampella Ab A travelling centralizer arrangement in a rock drill
GB2314105A (en) * 1996-06-05 1997-12-17 Tiw Corp Fluid pressure deactivated thru-tubing centraliser
JP2001349169A (ja) * 2000-06-12 2001-12-21 Yamamoto Rock Machine Co Ltd 穿孔装置
CN101469604A (zh) * 2008-08-14 2009-07-01 李金祥 可调对中侧挂式背钳

Also Published As

Publication number Publication date
CN102434118B (zh) 2014-07-09
CN102434118A (zh) 2012-05-02

Similar Documents

Publication Publication Date Title
EP3241722A1 (en) Rotating rocker arm assembly, rotating mechanism and multi-axis rotating wheel-type heavy-duty vehicle
US20070207663A1 (en) Working machine
WO2013082903A1 (zh) 一种搓管钻机对中机构
CN106194219A (zh) 一种应用于超大断面马蹄形盾构管片拼装机抓举装置
WO2014019312A1 (zh) 销轴、转动连接结构、臂架连接结构和工程机械
CN202969576U (zh) 密封推力型关节轴承钢结构万向铰接总成
JP3228321U (ja) ヘッド部の強度を高めたハンドツール
CA2936902A1 (en) Spinner wrench for a drilling rig
CN204755464U (zh) 一种后段旋转连接的液压缸
JP5456565B2 (ja) 軸受装置
CN202510063U (zh) 一种搓管钻机对中机构
CN111059093A (zh) 一种紧凑型车载油缸回转装置
CN104354162B (zh) 夹锚链、钢索用快换式多功能头
CN201531535U (zh) 紧凑型双十字万向联轴器
CN212359652U (zh) 旋挖潜孔锤两用钻杆的接头
CN204283265U (zh) 滚轮装置、冲扣钳及铁钻工
RU2745937C2 (ru) Кран и рабочая машина
CN207195478U (zh) 球铰卷筒联轴器
CN213330956U (zh) 可拆式提引器防倾装置
CN206458352U (zh) 钢丝绳扶正装置
CN207092980U (zh) 螺栓锁紧式扶正器止动环
CN206667075U (zh) 一种桥梁施工用的转向索鞍
CN206175508U (zh) 一种球头万向节
CN206397956U (zh) 联轴器
CN203392761U (zh) 悬臂吊装置

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12856401

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 12856401

Country of ref document: EP

Kind code of ref document: A1