WO2015139486A1 - 新型钻井法竖井钻机 - Google Patents

新型钻井法竖井钻机 Download PDF

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Publication number
WO2015139486A1
WO2015139486A1 PCT/CN2014/093410 CN2014093410W WO2015139486A1 WO 2015139486 A1 WO2015139486 A1 WO 2015139486A1 CN 2014093410 W CN2014093410 W CN 2014093410W WO 2015139486 A1 WO2015139486 A1 WO 2015139486A1
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WO
WIPO (PCT)
Prior art keywords
torque
pipe
drill pipe
drive
cutter head
Prior art date
Application number
PCT/CN2014/093410
Other languages
English (en)
French (fr)
Inventor
李建斌
尼古劳斯·K
赵华
张宁川
肖威
卓兴建
王杜娟
贾连辉
董艳萍
周倩
Original Assignee
中铁工程装备集团有限公司
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Application filed by 中铁工程装备集团有限公司 filed Critical 中铁工程装备集团有限公司
Priority to US15/122,162 priority Critical patent/US10202807B2/en
Publication of WO2015139486A1 publication Critical patent/WO2015139486A1/zh

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    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/20—Drives for drilling, used in the borehole combined with surface drive
    • 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
    • E21B15/00—Supports for the drilling machine, e.g. derricks or masts
    • 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
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/006—Mechanical motion converting means, e.g. reduction gearings
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D1/00—Sinking shafts
    • E21D1/03—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws
    • E21D1/06—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws with shaft-boring cutters

Definitions

  • the invention belongs to a drilling machine and is mainly used in the fields of mineral mining, construction construction shafts, auxiliary shaft construction and the like.
  • the drilling method uses a large shaft drilling rig to construct a high degree of mechanization.
  • the pressure and torque are greatly limited, so the drilling efficiency is low, and it is difficult to achieve rapid well formation.
  • the technical problem to be solved by the present invention is to provide a novel drilling method vertical shaft drilling rig for the deficiencies in the background art, which improves the adding pressure, increases the torque, and at the same time makes the equipment have a forced guiding function, and the well forming precision is higher.
  • a new type of drilling method vertical shaft drilling rig mainly includes a derrick and a sealing flat car installed at the wellhead, and further includes a drill pipe, a flexible connector, a stable pressing device, a torque amplifying drive, and a cutter disk.
  • the slag discharge system, the mud treatment station, the electrical cabinet, the hydraulic station, the power pipeline, the main drive is installed on the derrick, the drill pipe is connected to the lower part of the main drive, the flexible connector is arranged on the drill pipe, and the torque amplifier is connected to the lower end of the drill pipe, and the torque is provided.
  • the lower end of the amplifier driver is connected to the cutter head, and the torque amplification drive is externally mounted with a stable pressurizing device; the muck that the underground cutter head digs is transported to the mud processing station on the ground through the slag discharge system. Achieve high torque, large drilling pressure, high verticality, high efficiency drilling construction.
  • the derrick is also equipped with a crane, a sliding frame and a lifting cylinder; the upper part of the main drive is connected with a top rotary joint, a high pressure gas pipe and a mud return pipe.
  • the slag discharge system adopts the method of gas lift reverse circulation.
  • the main drive drives the drill rod, the torque is amplified by the torque amplification driver, and the stable pressurizing device pressurizes and forcibly guides the cutter head.
  • the stable pressing device comprises a guiding column, a stabilizer, a propulsion hydraulic cylinder and a follower stabilizer; one end of the guiding column is connected with the drill pipe, the other end is mounted on the torque amplifying drive, the stabilizer is mounted on the guiding column, the stabilizer Having at least two sets of shoe mechanisms; one end of a set of propulsion hydraulic cylinders is connected to the stabilizer, and the other end is connected to the torque amplifying drive, the follower stabilizer is composed of at least two sets of shoe mechanisms, and the follower stabilizer is mounted on the torque Amplify the drive around, move downward with the cutter head; the direction sensor is installed with pressure On the device, the direction of the excavation of the device is detected, and the cylinder displacement sensor is installed on the stabilizer and the propulsion hydraulic cylinder for detecting the extension of the cylinder and accurately controlling the excavation of the device.
  • the torque amplifying drive comprises a pressure balancing valve, a planetary reducer, a driving flange and a main bearing; the pressure balancing valve is installed on one side of the torque amplifying drive, and connects the internal pressure of the torque amplifying drive with the external pressure; the input shaft of the planetary reducer is The drill pipe is connected and the output end is connected to the driving flange.
  • the main bearing is installed inside the torque amplifying drive and connected to the driving flange; the lower part of the driving flange is mounted with the cutter head.
  • a deep well pipeline extension device is arranged between the hydraulic station and the power pipeline, and the deep well pipeline extension device comprises a float ball, a pulley block, a pipeline reel, a wire rope, a hoist; the pipeline reel and the hoist are fixed on the ground, and the pulley block is installed at the wellhead.
  • the power pipeline and the steel wire rope are gathered by the pulley block, the pipeline is fixed on the steel wire rope, the lower part of the power pipeline and the steel wire rope is connected with the stable pressing device and the torque amplification driver, and the power pipeline is uniformly installed with the floating ball group in the vertical direction.
  • the slag discharging system is composed of a suction pipe, a lower rotary joint, a common drill pipe, a gas mixing drill pipe, a gas pipe drill pipe, an upper rotary joint, a slurry discharge pipe, an air compressor, a high pressure gas pipe, a mud pool, and a mud return pipe.
  • the composition is connected in order from bottom to top; the compressed air is used to change the specific gravity of the mud inside and outside the drill pipe to realize mud circulation.
  • the invention increases the stability of the whole machine, increases the pressing force of the equipment, increases the drilling torque, can be used for the soft soil layer construction, and can be used for the rock formation with high hardness, and the guiding is also more precise, thereby improving the shaft construction. Efficiency, shorten the shaft construction period and improve the quality of well formation.
  • the ground derrick is welded with high-strength steel, which has large bearing capacity and stable structure.
  • the stable pressurizing device has the function of forcing guiding and stabilizing the cutter head, which makes the equipment run smoothly, the well-forming precision is higher, and the tunneling efficiency is improved.
  • the drilling pressure is provided by the propulsion hydraulic cylinder and the structural gravity.
  • the stabilizer forcibly stabilizes the cutter head, the equipment runs more smoothly, and improves the stress state of the drill pipe and other structures.
  • the torque amplification driver can increase the torque of the cutter head; the deep well pipeline extension device is simple in design.
  • the hydraulic cylinders under the control can also control the active direction adjustment; the gas lift reverse circulation mud slag can cope with the large groundwater volume, the construction of the weak broken bottom layer, and the whole system is vulnerable.
  • the parts are few and the design is simple and reliable.
  • FIG. 1 is a schematic structural view of a vertical drilling rig of the present invention.
  • FIG. 2 is a schematic view showing the structure of a stable pressurizing device of the present invention.
  • FIG. 3 is a schematic structural view of a torque amplification driver of the present invention.
  • FIG. 4 is a schematic structural view of a deep well pipeline extension device of the present invention.
  • a novel drilling method shaft drilling rig includes a derrick 1 , a main drive 2 , a mud processing station 3 , a sealing flat car 4 , a drill pipe 5 , a flexible connector 6 , and a stable pressing device 7 .
  • the derrick 1, the sealing flat car 4, the pipeline extension device 12, the hydraulic station 13, the electrical cabinet 14, the mud processing station 3, etc. are installed at and near the wellhead, and the main drive 2 is installed on the derrick 1.
  • the derrick 1 controls the main drive 2 to perform lifting and lowering to realize lifting and drilling of the device, and the main drive 2 drives the drill pipe 5, and the drill pipe 5 drives the cutter head through the flexible connector 6 and the torque amplifying drive 8 to perform shaft drilling.
  • the stabilizing pressurizing device 7 is for providing the tunneling thrust, controlling the direction in which the cutter head 9 is driven, and the torque amplifying drive 8 amplifies the torque transmitted by the drill rod.
  • the slag discharge system 10 transports the muck of the bottom of the well to the surface mud processing station 3.
  • the electrical cabinet 14 and the hydraulic station 13 are used to provide various functions of the equipment power and control equipment.
  • the power line 11 and the line extension device 12 are used for extension of the downhole pipeline and transmission of downhole power and control signals.
  • the sealing flat car 4 cooperates with the derrick 1 to complete the wellhead safety protection and the connection extension of the drill pipe 5. Achieve high torque, high drilling pressure, high verticality, high efficiency drilling construction.
  • the slag discharge system 10 includes a suction pipe 1001, a lower rotary joint 1002, a common drill pipe 501, a gas mixing drill pipe 502, a gas pipe drill pipe 503, an upper rotary joint 1003, a slurry discharge pipe 1004, an air compressor 1005, and a high pressure gas pipe 1006. , mud pool 1007, mud return pipe 1008 and other components.
  • the compressed air is sent to the inside of the drill pipe through the high pressure air pipe 1006, the upper rotary joint 1003, the gas pipe drill pipe 503, and the gas mixing drill pipe 502 by using the air compressor 1005, and the specific gravity of the mud in the drill pipe is changed, so that the external pressure of the drill pipe is higher than the drill.
  • the internal pressure of the rod relies on the internal and external pressure difference to realize the mud circulation.
  • the downhole mud passes through the suction pipe 1001, the lower rotary joint 1002, the ordinary drill pipe 501, the gas mixing drill pipe 502, the gas pipe drill pipe 503, the upper rotary joint 1003, the slurry pipe. 1004 enters the mud treatment station 3, and after the treatment, the muck is separated. After the separation, the mud enters the mud pool 1007 and is returned to the wellbore through the mud return pipe 1009 to perform a new cycle.
  • Embodiment 2 As shown in FIG. 2, a new type of drilling method vertical shaft drilling rig mainly comprises a derrick, a main drive, a top rotary joint, a sealing flat car, a drill pipe, a flexible connector, a stable pressurizing device, a torque amplifying drive, a knife Disk, slag discharge system, power pipeline, electrical cabinet, hydraulic station, mud treatment station, pipeline reel.
  • the derrick and the sealing flat car are installed at the wellhead, the main drive is installed on the derrick, the drill pipe is connected to the lower part of the main drive, the flexible connector is arranged on the drill pipe, the lower sleeve of the drill pipe is provided with a stable pressing device, and the lower end of the drill pipe is driven by the torque amplification driver. With knife Disk connection.
  • the stabilizing pressurizing device 7 includes a guide post 701, a stabilizer 702, a propulsion cylinder 703, a follower stabilizer 704, a direction sensor 705, and the like.
  • the guiding column 701 is fixedly mounted on the torque amplifying drive
  • the stabilizer 702 is mounted on the guiding column 701
  • the stabilizer 702 has at least two sets of supporting mechanism. After the supporting mechanism is fastened to the well wall, the stabilizer 702 forms a stable support.
  • the direction of movement of the guide column 701 is controlled; the propulsion hydraulic cylinder 703 takes the stabilizer 702 as a fulcrum, and pushes the cutter head 9 downward to provide a powerful propulsive force for the cutter head 9, and the direction sensor 705 monitors the direction of the excavation in real time to ensure the direction of the excavation.
  • the follower stabilizer 704 is composed of at least two sets of shoe mechanisms that are mounted around the torque amplifying drive to stabilize the cutter head.
  • the other structure is the same as in the first embodiment.
  • Embodiment 3 As shown in FIG. 3, a new type of drilling method vertical shaft drilling rig includes a pressure balance valve 801, a planetary reducer 802, a drive flange 803, a main bearing 804, and the like, and a pressure balance valve 801. Installed on the side of the drive, the internal pressure of the drive is connected with the external pressure to achieve pressure balance inside and outside the drive.
  • the planetary reducer 802 amplifies the torque input by the drill pipe 5 and drives the drive flange 803 with high torque and low drilling speed.
  • the 804 is mounted inside the drive and connects the drive housing and the drive flange to withstand the reverse thrust transmitted by the cutter head 9 and various other reaction forces during the tunneling process.
  • the other structure is the same as in the first embodiment.
  • a novel drilling method vertical shaft drilling device 12 includes a floating ball 1201, a pulley block 1202, a pipeline reel 1203, a wire rope 1204, a winch 1205, and the like.
  • the pipeline reel 1203 is used for storing pipelines
  • the hoist 1205 provides power for retracting pipelines
  • the pulley block 1202 is installed at the wellhead
  • various power pipelines and steel ropes are gathered by the pulley block 1202
  • the power pipelines are fixed on the steel ropes, and are connected together on the underground equipment.
  • the power line is installed with a float group in the vertical direction.
  • the float group is composed of at least one float 1201, and the float group is evenly distributed in the vertical direction of the power line.
  • the float 1201 can use its own buoyancy to reduce the tension of the pipeline itself and the pulling force on the wire rope.
  • the other structure is the same as in the first embodiment.
  • the working process of the invention is as follows: the new drilling method shaft drilling rig is installed, everything is ready, the stable pressure device 7 is operated, the well wall is tightened, the cutter head 9 is stabilized, the main drive 2 is started, the drill rod 5 is driven, and the torque amplification driver is driven.
  • the slurry circulation and mud processing station 3 controls the propulsion hydraulic cylinder 703 to advance the cutter head for excavation, and at the same time, the main derrick lowers the main drive 2 and the drill pipe 5 to cooperate with the drilling; the underground muck uses the gas lift reverse circulation to take the shaft from the mud, when After the stroke of the propulsion cylinder 703 is completed, the equipment is stabilized by the ground derrick 1 and the follower stabilizer 704, the sling mechanism of the stabilizer 702 is retracted, and then the urging hydraulic cylinder 703 is retracted to perform the next boring cycle.
  • the drill pipe stroke is completed, the drill pipe is extended by the derrick 1, the main drive 2, the sealing flat car 4 and the auxiliary equipment, and then the drilling is continued. Drilling to the design depth, the equipment as a whole is presented to the wellbore for subsequent construction.

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Abstract

一种新型钻井法竖井钻机，主要包括安装在井口的井架（1）和封口平车（4），还包括钻杆（5）、柔性连接器（6）、稳定加压装置（7）、扭矩放大驱动器（8）、刀盘（9）、出渣系统（10）、泥浆处理站（3）、电器柜（14）、液压站（13）、动力管线（11），井架上安装有主驱动（2），主驱动下部连接钻杆，钻杆上设有柔性连接器、钻杆下端连接扭矩放大驱动器，扭矩放大驱动器下端与刀盘连接，扭矩放大驱动器外部安装有稳定加压装置；井下的刀盘掘进的渣土通过出渣系统输送到地面的泥浆处理站。该钻机增加了整机的稳定性，提高了设备的加压力，增加了钻进扭矩，导向也更加精准，因此可提高竖井施工效率，缩短竖井建井周期，提高成井质量。

Description

新型钻井法竖井钻机 技术领域
本发明属于钻井机械，主要用于矿产开采、建设施工用竖井、辅助类竖井建设等领域。
背景技术
目前钻井法利用大型竖井钻机施工，机械化程度高，但由于采用减压钻进、重力导向，加压力和扭矩大大受到限制，因此钻进效率低，很难实现快速成井施工。
发明内容
本发明所要解决的技术问题是针对背景技术中的不足，提供一种新型的钻井法竖井钻机，提高了加压力、增加了扭矩、同时使设备具有强制导向功能，成井精度更高。
为了解决以上技术问题采用以下技术方案：一种新型钻井法竖井钻机，主要包括安装在井口的井架和封口平车，还包括钻杆、柔性连接器、稳定加压装置、扭矩放大驱动器、刀盘、出渣系统、泥浆处理站、电器柜、液压站、动力管线，井架上安装有主驱动，主驱动下部连接钻杆，钻杆上设有柔性连接器、钻杆下端连接扭矩放大驱动器，扭矩放大驱动器下端与刀盘连接，扭矩放大驱动器外部安装有稳定加压装置；井下的刀盘掘进的渣土通过出渣系统输送到地面的泥浆处理站。实现大扭矩、大钻压、高垂直度、高效率的钻井施工。
其中，井架上还安装有吊机、滑移架、升降油缸；主驱动上部连接顶部回转接头、高压气管、泥浆回流管。
出渣系统采用气举反循环的方式。
主驱动驱动钻杆，由扭矩放大驱动器将扭矩放大，稳定加压装置对刀盘进行加压及强制导向。
所述的稳定加压装置包括导向立柱、稳定器、推进液压缸、随动稳定器；导向立柱一端与钻杆相连、另一端安装在扭矩放大驱动器上，稳定器安装在导向立柱上，稳定器具有至少两组撑靴机构；一组推进液压缸的一端连接在稳定器上、另一端连接在扭矩放大驱动器上，随动稳定器由至少两组撑靴机构组成，随动稳定器安装在扭矩放大驱动器四周、随刀盘掘进向下移动；方向传感器安装着加压 装置上，以检测设备掘进方向，同时稳定器及推进液压缸上安装有油缸位移传感器，用于检测油缸的伸出两，精确的控制设备掘进。
所述的扭矩放大驱动器包括压力平衡阀、行星减速机、驱动法兰、主轴承；压力平衡阀安装在扭矩放大驱动器一侧，将扭矩放大驱动器内部压力与外部压力联通；行星减速机输入轴与钻杆相连、输出端与驱动法兰相连，主轴承安装在扭矩放大驱动器内部、连接驱动法兰；驱动法兰下部安装刀盘。
所述的液压站和动力管线之间设有深井管线延伸装置，深井管线延伸装置包括浮球、滑轮组、管线卷筒、钢丝绳、卷扬机；管线卷筒、卷扬机固定在地面上，滑轮组安装在井口，动力管线及钢丝绳通过滑轮组汇聚，管线固定在钢丝绳上，动力管线及钢丝绳下部与稳定加压装置、扭矩放大驱动器连接，动力管线沿竖直方向上均匀的安装有浮球组。
所述出渣系统由吸浆管、下部回转接头、普通钻杆、气体混合钻杆、带气管钻杆、上部回转接头、排浆管、空压机、高压气管、泥浆池、泥浆回流管由下到上依次连接组成；利用压缩空气改变钻杆内外泥浆比重，实现泥浆循环。
本发明增加了整机的稳定性，提高了设备的加压力，增加了钻进扭矩，即可用于软土层施工，又可用于高硬度的岩层施工，导向也更加精准，因此可提高竖井施工效率，缩短竖井建井周期，提高成井质量。
地面井架采用高强度钢材焊接而成，承载力大，结构稳固；稳定加压装置具有强制导向、稳定刀盘的功能，使设备运行平稳，成井精度更高，提高掘进效率。钻压由推进液压缸及结构重力提供，稳定器强制稳定刀盘，设备运行更加平稳，改善钻杆及其他结构受力状况；扭矩放大驱动器能够提高刀盘的扭矩；深井管线延伸装置设计简单，可有效传递液压能量及控制信号；根据井下传感器信号，控制井下各液压缸动作还可实现主动调向；气举反循环泥浆出渣可应对地下水量大，软弱破碎底层的施工，整个系统易损件少，设计简单可靠。
附图说明
下面结合附图对本发明的具体实施方式作进一步详细的说明，其中：
图1为本发明新型钻井法竖井钻机的结构示意图。
图2为本发明稳定加压装置的结构示意图。
图3为本发明扭矩放大驱动器的结构示意图。
图4为本发明深井管线延伸装置的结构示意图。
具体实施方式
实施例1：如图1所示，一种新型钻井法竖井钻机，包括井架1、主驱动2、泥浆处理站3、封口平车4、钻杆5、柔性连接器6、稳定加压装置7、扭矩放大驱动器8、刀盘9、出渣系统10、动力管线11、管线延伸装置12、液压站13、电器柜14等。在井口处及附近安装井架1、封口平车4、管线延伸装置12、液压站13、电器柜14、泥浆处理站3等，井架1上安装主驱动2等设备。井架1控制主驱动2进行升降滑动，实现设备的提升和钻进，主驱动2驱动钻杆5，由钻杆5通过柔性连接器6、扭矩放大驱动器8驱动刀盘，进行竖井钻进。稳定加压装置7用于提供掘进推力，控制刀盘9的掘进方向，扭矩放大驱动器8将钻杆传递的扭矩放大。出渣系统10将井底的渣土输送到地面泥浆处理站3。电器柜14、液压站13用于提供设备动力及控制设备各个动作。动力管线11及管线延伸装置12用于井下管线的延伸及井下动力、控制信号的传输。封口平车4与井架1配合使用完成井口安全防护及钻杆5的连接延伸。实现大扭矩、高钻压、高垂直度、高效率的钻井施工。
出渣系统10包括吸浆管1001、下部回转接头1002、普通钻杆501、气体混合钻杆502、带气管钻杆503，上部回转接头1003、排浆管1004、空压机1005、高压气管1006、泥浆池1007、泥浆回流管1008等部件。利用空压机1005将压缩空气通过高压气管1006、上部回转接头1003、带气管钻杆503、气体混合钻杆502输送到钻杆内部，改变钻杆内泥浆比重，使钻杆外部压力高于钻杆内部压力，依靠内外压力差实现泥浆循环，井下泥浆通过吸浆管1001、下部回转接头1002、普通钻杆501、气体混合钻杆502、带气管钻杆503，上部回转接头1003、排浆管1004进入泥浆处理站3，进行处理后将渣土分离，分离后泥浆进入泥浆池1007通过泥浆回流管1009回流入井筒，进行新的循环。
实施例2：如图2所示，一种新型钻井法竖井钻机，主要包括井架、主驱动、顶部回转接头、封口平车、钻杆、柔性连接器、稳定加压装置、扭矩放大驱动器、刀盘、出渣系统、动力管线、电器柜、液压站、泥浆处理站、管道卷筒。井架和封口平车安装在井口，井架上安装有主驱动，主驱动下部连接钻杆，钻杆上设有柔性连接器、钻杆下部套设有稳定加压装置、钻杆下端通过扭矩放大驱动器与刀 盘连接。
所述的稳定加压装置7包括导向立柱701、稳定器702、推进液压缸703、随动稳定器704、方向传感器705等。导向立柱701固定安装在扭矩放大驱动器上，稳定器702安装在在导向立柱701上，稳定器702具有至少两组撑靴机构，撑靴机构撑紧井壁后，稳定器702形成一个稳固的支撑，控制导向立柱701的移动方向；推进液压缸703以稳定器702为支点，向下推进刀盘9，为刀盘9提供强大的推进力，方向传感器705实时监测掘进方向，以保证掘进方向，随动稳定器704由至少两组撑靴机构组成，安装在扭矩放大驱动器四周，稳定刀盘。当推进液压缸703的行程完成后，由地面井架1、随动稳定器704稳定设备，将稳定器702的撑靴机构收回，之后缩回推进液压缸703，进行下一个掘进循环。
其他结构同实施例1。
实施例3：如图3所示，一种新型钻井法竖井钻机，所述的扭矩放大驱动器8包括压力平衡阀801、行星减速机802、驱动法兰803、主轴承804等，压力平衡阀801安装在驱动器一侧，将驱动器内部压力与外部压力联通，实现驱动器内外压力平衡，行星减速机802将钻杆5输入的扭矩放大，并以大扭矩、低钻速驱动驱动法兰803，主轴承804安装在驱动器内部，连接驱动壳体与驱动法兰，用于承受刀盘9传递的反推力及掘进过程中的其他各种反力。
其他结构同实施例1。
实施例4：如图4所示，一种新型钻井法竖井钻机，所述的深井管线延伸装置12包括浮球1201、滑轮组1202、管线卷筒1203、钢丝绳1204、卷扬机1205等。管线卷筒1203用于储存管线，卷扬机1205提供收放管线的动力，滑轮组1202安装在井口，各种动力管线及钢丝绳通过滑轮组1202汇聚，并将动力管线固定在钢丝绳上，共同连接在井下设备上，动力管线沿竖直方向上安装有浮球组。浮球组由至少一个浮球1201组成，浮球组均匀的分布在动力管线的竖直方向上。浮球1201可以利用自身的浮力减轻管线自身的拉力及对钢丝绳的拉力。
其他结构同实施例1。
本发明的工作过程如下：新型钻井法竖井钻机安装完毕，一切准备就绪，操纵稳定加压装置7，撑紧井壁，稳定刀盘9，启动主驱动2，驱动钻杆5，经扭矩放大驱动器8驱动刀盘9转动；启动空压机1005将高压空气送入钻杆，启动泥 浆循环及泥浆处理站3，控制推进液压缸703推进刀盘进行掘进，同时地面井架下放主驱动2及钻杆5等配合钻进；井下渣土利用气举反循环由泥浆带出竖井，当推进液压缸703行程完成后，由地面井架1、随动稳定器704稳定设备，将稳定器702的撑靴机构收回，之后缩回推进液压缸703，进行下一个掘进循环。当一节钻杆行程完成后，利用井架1、主驱动2、封口平车4及辅助设备进行钻杆延伸，之后继续钻进。钻至设计深度，将设备整体提出井筒，进行后续施工。
以上所述仅为本发明示意性的具体实施方式，并非用以限定本发明的范围，任何本领域的技术人员在不脱离本发明构思和原则的前提下所做出的等同变化与修改，均应属于本发明保护的范围。

Claims (7)

  1. 一种新型钻井法竖井钻机，主要包括安装在井口的井架和封口平车，还包括钻杆、柔性连接器、稳定加压装置、扭矩放大驱动器、刀盘、出渣系统、泥浆处理站、电器柜、液压站、动力管线，其特征是：井架上安装有主驱动，主驱动下部连接钻杆，钻杆上设有柔性连接器、钻杆下端连接扭矩放大驱动器，扭矩放大驱动器下端与刀盘连接，扭矩放大驱动器外部安装有稳定加压装置；井下的刀盘掘进的渣土通过出渣系统输送到地面的泥浆处理站。
  2. 根据权利要求1所述的新型钻井法竖井钻机，其特征是：出渣系统采用气举反循环的方式。
  3. 根据权利要求1所述的新型钻井法竖井钻机，其特征是：主驱动驱动钻杆，由扭矩放大驱动器将扭矩放大，稳定加压装置对刀盘进行加压及强制导向。
  4. 根据权利要求1所述的新型钻井法竖井钻机，其特征是：所述的稳定加压装置包括导向立柱、稳定器、推进液压缸、随动稳定器；导向立柱一端与钻杆相连、另一端安装在扭矩放大驱动器上，稳定器安装在导向立柱上，稳定器具有至少两组撑靴机构；一组推进液压缸的一端连接在稳定器上、另一端连接在扭矩放大驱动器上，随动稳定器由至少两组撑靴机构组成，随动稳定器安装在扭矩放大驱动器四周、随刀盘掘进向下移动；稳定加压装置上还安装有方向传感器，稳定器及推进液压缸上安装有油缸位移传感器。
  5. 根据权利要求1所述的新型钻井法竖井钻机，其特征是：所述的扭矩放大驱动器包括压力平衡阀、行星减速机、驱动法兰、主轴承；压力平衡阀安装在扭矩放大驱动器一侧，将扭矩放大驱动器内部压力与外部压力联通；行星减速机输入轴与钻杆相连、输出端与驱动法兰相连，主轴承安装在扭矩放大驱动器内部、连接驱动法兰；驱动法兰下部安装刀盘。
  6. 根据权利要求1所述的新型钻井法竖井钻机，其特征是：液压站和动力管线之间设有深井管线延伸装置，深井管线延伸装置包括浮球、滑轮组、管线卷筒、钢丝绳、卷扬机；管线卷筒、卷扬机固定在地面上，滑轮组安装在井口，动力管线及钢丝绳通过滑轮组汇聚，管线固定在钢丝绳上，动力管线及钢丝绳下部与稳定加压装置、扭矩放大驱动器连接，动力管线沿竖直方向上均匀的安装有浮球组。
  7. 根据权利要求1所述的新型钻井法竖井钻机，其特征是：所述出渣系统 由吸浆管、下部回转接头、普通钻杆、气体混合钻杆、带气管钻杆、上部回转接头、排浆管、空压机、高压气管、泥浆池、泥浆回流管组成，吸浆管安装在刀盘内部，下部回转接头安装在吸浆管与扭矩放大器之间，通过扭矩放大器依次连接普通钻杆、气体混合钻杆、带气管钻杆，带气管钻杆通过主驱动依次连接上部回转接头、排浆管、高压气管、空压机、泥浆池、泥浆回流管。
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CN203822310U (zh) * 2014-03-21 2014-09-10 中铁工程装备集团有限公司 新型钻井法竖井钻机

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CN111636875A (zh) * 2020-05-19 2020-09-08 北京市轨道交通建设管理有限公司 地铁暗挖施工用竖井锁口圈的施工方法
CN114856455A (zh) * 2022-06-11 2022-08-05 黑龙江景宏石油设备制造有限公司 一种防坠导轨的导轨组件保护装置
CN114856455B (zh) * 2022-06-11 2022-12-16 黑龙江景宏石油设备制造有限公司 一种防坠导轨的导轨组件保护装置
CN118110428A (zh) * 2024-02-27 2024-05-31 山东大学 一种旋喷法注浆用钻头、钻具及方法

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