CN103643908B - Hydraulic break-out tongs with screw thread protection function - Google Patents

Hydraulic break-out tongs with screw thread protection function Download PDF

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Publication number
CN103643908B
CN103643908B CN 201310710886 CN201310710886A CN103643908B CN 103643908 B CN103643908 B CN 103643908B CN 201310710886 CN201310710886 CN 201310710886 CN 201310710886 A CN201310710886 A CN 201310710886A CN 103643908 B CN103643908 B CN 103643908B
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Prior art keywords
shackle
support
fixed
clamp
arm
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CN 201310710886
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Chinese (zh)
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CN103643908A (en )
Inventor
田宏亮
凡东
常江华
李栋
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中煤科工集团西安研究院有限公司
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Abstract

本发明公开了一种具有丝扣保护功能的液压卸扣大钳,包括轴承1、摆动臂2、回转支撑3、马达4、支座5、支撑座6、卸扣油缸7、升降油缸8、支撑臂9、销轴10、提升架11、上旋转轨道12、卸扣钳13、下旋转轨道14和夹紧钳15。 The present invention discloses a hydraulic protection function having a threaded shackle tongs, comprising a bearing 1, swing arm 2, rotating the support 3, the motor 4, the support 5, a support base 6, shackle cylinder 7, the lift cylinder 8, supporting arm 9, pin 10, lifting frame 11, the rotation track 12, shackle clamp 13, the rotation track 14 and clamping jaw 15. 本发明的卸扣大钳自动化程度高,拆装方便,卸扣能力强,可快速实现摆动、升降、夹紧和拧卸钻杆的动作,卸扣时具有钻杆丝扣保护功能。 Shackle tong high degree of automation of the present invention, easy accessibility, shackle strong ability to achieve fast swing, lifting, and clamping the drill pipe breakout operation, the drill pipe having a threaded shackle protective function.

Description

一种具有丝扣保护功能的液压卸扣大钳 Hydraulic protection function having a threaded shackle tongs

技术领域 FIELD

[0001] 本发明专利涉及一种具有丝扣保护功能的液压卸扣大钳,适用于车载钻机钻杆的卸扣。 [0001] The present invention relates to a hydraulic patent protection function having a threaded shackle tong for drill rig shackle vehicle.

背景技术 Background technique

[0002]卸扣是车载钻机钻探过程中起钻工序重要的一个步骤,目的是卸开钻杆连接的第一扣,所需扭矩大,往往达到回转扭矩的2〜3倍。 [0002] Step shackle is important step mobile rig during drilling from drilling the purpose of breaking the drill pipe connected to the first buckle, the desired torque, often 2 to 3 times to reach the rotary torque. 卸扣一般使用下钳固定住下面钻杆,上钳夹住上面钻杆反转,达到卸开钻杆的目的,拧卸过程中,上下钳体的间距必需随丝扣的脱开而增大,保证丝扣不至于受到挤压而破坏。 Usually the shackle rod below using fixed jaw, the upper jaw live drill inversion, the purpose of breaking the drill rod, during breakout, the vertical pitch required for disengagement of the caliper body increases with threading ensure threaded and will not be squeezed and damaged. 车载钻机运输时,由于卸扣大钳位于钻机运输状态的最上部,运输时超高,需要拆掉,要求车载钻机的卸扣大钳拆装快速、便捷。 When the mobile rig transport, since the shackle rig tong is located in the uppermost portion of the transport state, ultrahigh transport, need to tear down request shackle rig tong removably vehicle quickly and easily. 国内车载钻机大多采用的卸扣装置是垫叉加液压管钳的卸扣装置,该装置结构简单,但需要人工辅助、卸扣位置固定、而且易打滑,因此,非常需要设计拆装方便、卸扣能力强、带钻杆丝扣保护功能的卸扣大钳。 Shackle means domestic mobile rig is used mostly pad plus hydraulic fork tube clamp shackle apparatus structure is simple, but requires artificial, shackle fixed position, and slippery, therefore, highly desirable to design easy disassembly, unloading strong snap capability with threaded rod protection shackle tong.

发明内容 SUMMARY

[0003] 本发明的目的在于提供一种具有丝扣保护功能的液压卸扣大钳,可实现快速摆动、升降、夹紧和拧卸钻杆,并具有钻杆丝扣保护功能。 [0003] The object of the present invention to provide a hydraulic protection function having a threaded shackle tongs for fast swing, lifting, clamping, and breakout the drill pipe, and having a threaded drill protection.

[0004] 为实现上述目的,本发明采用的技术方案是: [0004] To achieve the above object, the technical solution adopted by the invention is:

[0005] 一种具有丝扣保护功能的液压卸扣大钳,包括轴承1、摆动臂2、回转支撑3、马达 [0005] A hydraulic function having a threaded protective shackle tongs, comprising a bearing 1, swing arm 2, rotating the support 3, the motor

4、支座5、支撑座6、卸扣油缸7、升降油缸8、支撑臂9、销轴10、提升架11、上旋转轨道12、卸扣钳13、下旋转轨道14和夹紧钳15。 4, the support 5, a support base 6, shackle cylinder 7, the lift cylinder 8, the support arm 9, pin 10, lifting frame 11, the rotation track 12, shackle clamp 13, the rotation track 14 and clamping jaw 15 . 其中,大钳由支座5连接固定在钻机的机架上;摆动臂2通过回转支撑3和轴承I与两个支座5连接;支撑臂9和摆动臂2采用插接形式,通过销轴10固定;升降油缸8两端分别固定在支撑臂9和提升架11上,夹紧钳15固定在支撑座6上,卸扣钳13通过上下两个旋转轨道12、14固定在支撑座6上,卸扣油缸7两端分别固定在支撑座6和卸扣钳13上。 Wherein the tong are connected by a holder 5 is fixed on a chassis rig; I swing arm 2 and the bearing support 5 and are connected by two swing support 3; 9 and the swing arm support arm 2 with plug form, by a pin 10 is fixed; the lift cylinder 8 are fixed to the two ends of the support arm 9 and the lifting frame 11, the clamping jaw 15 is fixed on the supporting base 6, shackle clamp 13 by rotating the upper and lower rails 12 fixed on the support base 6 , 7 shackle cylinder ends are fixed to the support base 6 and the clamp shackle 13.

[0006] 其中,所述回转支撑3通过马达4驱动,带动摆动臂2摆动。 [0006] wherein, the swing motor 4 by driving the support 3, the swing arm swinging drive.

[0007] 其中,所述卸扣钳13与上下两个旋转轨道12、14间沿轴向有间隙,保证卸扣时有足够的浮动空间,不损伤钻杆丝扣。 [0007] wherein, the shackle 13 with the upper and lower clamp rails 12 between two rotating gap in the axial direction, ensure there is enough space shackle floating, without damaging the threaded rod.

[0008] 有益效果 [0008] beneficial effects

[0009] 本发明的具有丝扣保护功能的液压卸扣大钳具有的特点是: [0009] Hydraulic threaded having protection function of the present invention having a shackle tongs characterized by:

[0010] 本发明的卸扣大钳自动化程度高,拆装方便,卸扣能力强,可快速实现摆动、升降、夹紧和抒卸钻杆的动作,卸扣时具有钻杆丝扣保护功能。 [0010] shackle tong high degree of automation of the present invention, easy accessibility, shackle strong ability to achieve fast swing, lift, and the clamping drill express unloading operation, when the threaded rod having a shackle protective function .

附图说明 BRIEF DESCRIPTION

[0011]图1是本发明的卸扣大钳的整体结构图; [0011] FIG. 1 is an overall configuration diagram of shackle tong of the present invention;

[0012] 图2是本发明的卸扣大钳主视图; [0012] FIG. 2 is a shackle of the present invention is a front view of the tong;

[0013] 图3是本发明的卸扣大钳左视图。 [0013] FIG. 3 is a left side view of the shackle tong of the present invention.

[0014] 图中,I为轴承;2为摆动臂;3为回转支撑;4为马达;5为支座;6为支撑座;7为卸扣油缸;8为升降油缸;9为支撑臂;10为销轴;11为提升架;12为上旋转轨道;13为卸扣钳;14为下旋转轨道;15为夹紧钳。 [0014] FIG, I is the bearing; 2 swing arm; 3 is a rotary support; the motor 4; 5 support; supporting base 6; 7 is a shackle cylinder; lift cylinder 8; 9 of the support arm; 10 is a pin; lift frame 11; and 12, the rotational orbit; 13 is a shackle clamp; rotating rail 14; 15 of the clamping jaws.

具体实施方式 Detailed ways

[0015] 下面结合附图对本发明进行详细阐述,以使本发明的优点和特征能更易于被本领域技术人员理解,从而对本发明的保护范围做出更为清楚明确的界定。 The drawings of the present invention is explained in detail [0015] below with reference, to advantage and features of the present invention can be more readily understood by those skilled in the art, in order to make more clearly the scope of clearly defined in the present invention.

[0016] 如图2、3所示,本发明的具有丝扣保护功能的液压卸扣大钳包括轴承1、摆动臂2、回转支撑3、马达4、支座5、支撑座6、卸扣油缸7、升降油缸8、支撑臂9、销轴10、提升架11、上旋转轨道12、卸扣钳13、下旋转轨道14和夹紧钳15。 [0016] As shown in FIG 3, having a threaded hydraulic protection of the present invention comprises a shackle bearing the tong 1, the swing arm 2, rotating the support 3, the motor 4, the support 5, a support base 6, shackles cylinder 7, the lift cylinder 8, the support arm 9, pin 10, lifting frame 11, the rotation track 12, shackle clamp 13, the rotation track 14 and clamping jaw 15. 其中,大钳由支座5连接固定在钻机的机架上;摆动臂2通过回转支撑3和轴承I与两个支座5连接;支撑臂9和摆动臂2采用插接形式,通过销轴10固定,能够快速拆装摆动臂2和支撑臂9 ;升降油缸8两端分别固定在支撑臂9和提升架11上,可调整卸扣钳工作位置的高低,增大装置卸扣范围;夹紧钳15固定在支撑座6上,卸扣钳13通过上下两个旋转轨道12、14固定在支撑座6上,卸扣油缸7两端分别固定在支撑座6和卸扣钳13上,推动卸扣钳实现钻杆的卸扣。 Wherein the tong are connected by a holder 5 is fixed on a chassis rig; I swing arm 2 and the bearing support 5 and are connected by two swing support 3; 9 and the swing arm support arm 2 with plug form, by a pin 10 is fixed to quickly swing arm detachably supporting arm 2 and 9; lift cylinder 8 are fixed to the two ends of the support arm 9 and the lifting frame 11, dumping height adjustable work tong position, shackle range increasing means; folders clincher 15 fixed to the support base 6, shackle clamp 13 by rotating the upper and lower rails 12 fixed to the support base 6, 7 shackle ends are fixed to the cylinder support base 6 and the clamp shackle 13, push shackle rod clamp shackle achieved.

[0017] 其中,所述回转支撑3通过马达4驱动可带动摆动臂2摆动。 [0017] wherein, the swing arm pivot support 3 can be driven by a motor 4 driving two swing.

[0018] 其中,所述卸扣钳13与上下两个旋转轨道12、14间沿轴向有间隙,保证卸扣时有足够的浮动空间,不损伤钻杆丝扣。 [0018] wherein, the shackle 13 with the upper and lower clamp rails 12 between two rotating gap in the axial direction, ensure there is enough space shackle floating, without damaging the threaded rod.

[0019] 本发明的卸扣大钳在钻机运输时,取掉销轴10,即可抽出支撑臂9,马达4驱动回转支撑3带动摆动臂2摆动到机架上面,满足运输的宽度和高度要求,到钻场后,通过起吊设备降支撑臂9吊起插入到摆动臂2中,固定销轴10即可开始工作。 [0019] The present invention shackle tongs when rig transport, take down pin 10, the support arm 9 can be extracted, support the motor 4 drives the rotary oscillating arm 3 driven to swing the frame 2 above, to meet transport width and height request to the drill field, lifted by lowering the lifting apparatus supporting arm 9 is inserted into the swing arm 2, the fixed pin 10 to start working.

[0020] 本发明的卸扣大钳工作时,马达4驱动摆动臂2使大钳摆动到工作位置,夹紧钳15和卸扣钳13同时夹紧钻杆,卸扣油缸7推动卸扣钳13旋转卸开钻杆。 [0020] When the shackle of the present invention work tong, the drive motor 4 so that the swing arm 2 tong swung into the working position, the clamping jaws 15 and the shackle 13 while clamping the drill pipe tong, cylinder 7 is driven shackle shackle clamp breaking drill rod 13 is rotated.

[0021] 最后应说明的是:显然,上述实施例仅仅是为清楚地说明本发明所作的举例,而并非对实施方式的限定。 [0021] Finally, it should be noted that: Obviously, the above-described embodiments are merely to clearly illustrate the present invention made by way of example, but not limited to the embodiment. 对于所属领域的普通技术人员来说,在上述说明的基础上还可以做出其它不同形式的变化或变动。 Those of ordinary skill in the art, on the basis of the above described variations or changes may be made in various other forms. 这里无需也无法对所有的实施方式予以穷举。 It is unnecessary and can not be exhaustive of all embodiments. 而由此所引申出的显而易见的变化或变动仍处于本发明的保护范围之中。 And obvious variations or variations therefrom come out of the still in the scope of the present invention.

Claims (1)

  1. 1.一种具有丝扣保护功能的液压卸扣大钳,其特征在于:包括轴承(I)、摆动臂(2)、回转支撑(3)、马达(4)、支座(5)、支撑座(6)、卸扣油缸(7)、升降油缸(8)、支撑臂(9)、销轴(10)、提升架(11)、上旋转轨道(12)、卸扣钳(13)、下旋转轨道(14)和夹紧钳(15);其中,大钳由支座(5)连接固定在钻机的机架上;摆动臂(2)通过回转支撑(3)和轴承⑴与两个支座(5)连接;支撑臂(9)和摆动臂(2)采用插接形式,通过销轴(10)固定,升降油缸(8)两端分别固定在支撑臂(9)和提升架(11)上,夹紧钳(15)固定在支撑座(6)上,卸扣钳(13)通过上下两个旋转轨道(12)、(14)固定在支撑座(6)上,卸扣油缸(7)两端分别固定在支撑座(6)和卸扣钳(13)上,所述回转支撑(3)通过马达(4)驱动,带动摆动臂(2)摆动,所述卸扣钳(13)与上下旋转轨道(12)和(14)沿轴向有间隙,保证卸扣时有足够的浮动空间,不损伤钻杆丝扣。 1. A hydraulic function having a threaded protective shackle tongs, characterized in that: a bearing (the I), the swing arm (2), turning the support (3), a motor (4), the support (5), a support Block (6), shackle cylinder (7), the lift cylinder (8), the support arm (9), the pin (10), lifting frame (11), the rotating track (12), clamp shackle (13), rotating track (14) and the clamping jaw (15); wherein the tong are connected by a support (5) fixed to the rig frame; swing arm (2) by the rotation of the support (3) and with two bearing ⑴ support (5); a support arm (9) and the swing arm (2) with plug form, fixed by a pin (10), the lift cylinder (8) respectively fixed at both ends of the support arms (9) and the lifting frame ( 11), the clamping jaws (15) fixed to the support base (6), shackle clamp (13), (14) fixed to the support base (6) by rotating the upper and lower rails (12), cylinder shackles (7) ends are fixed to the support base (6) and shackle clamp (13), the swing drive support (3) by a motor (4), driven by the swing arm (2) swung, the shackle clamp ( 13) rotating the upper and lower track (12) and (14) in the axial direction with a gap, there is enough space shackle guaranteed floating, threaded rod without damage.
CN 201310710886 2013-12-19 2013-12-19 Hydraulic break-out tongs with screw thread protection function CN103643908B (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6327938B1 (en) * 1997-02-07 2001-12-11 Weatherford/Lamb, Inc. Jaw unit for use in a power tong
CN2854057Y (en) * 2005-12-30 2007-01-03 南阳二机石油装备(集团)有限公司 Portable multifunction dynamic pliers
CN201065743Y (en) * 2007-05-16 2008-05-28 河北华北石油荣盛机械制造有限公司 Drilling pipe column spinning device
CN202467716U (en) * 2012-03-01 2012-10-03 河北中新精密机械有限公司 Automatic spinner for petroleum drilling
CN202689976U (en) * 2012-07-18 2013-01-23 上海振华重工(集团)股份有限公司 Cantilever type iron driller

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6327938B1 (en) * 1997-02-07 2001-12-11 Weatherford/Lamb, Inc. Jaw unit for use in a power tong
CN2854057Y (en) * 2005-12-30 2007-01-03 南阳二机石油装备(集团)有限公司 Portable multifunction dynamic pliers
CN201065743Y (en) * 2007-05-16 2008-05-28 河北华北石油荣盛机械制造有限公司 Drilling pipe column spinning device
CN202467716U (en) * 2012-03-01 2012-10-03 河北中新精密机械有限公司 Automatic spinner for petroleum drilling
CN202689976U (en) * 2012-07-18 2013-01-23 上海振华重工(集团)股份有限公司 Cantilever type iron driller

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