CN101824978B - High accuracy oriented perforator - Google Patents

High accuracy oriented perforator Download PDF

Info

Publication number
CN101824978B
CN101824978B CN 201010173945 CN201010173945A CN101824978B CN 101824978 B CN101824978 B CN 101824978B CN 201010173945 CN201010173945 CN 201010173945 CN 201010173945 A CN201010173945 A CN 201010173945A CN 101824978 B CN101824978 B CN 101824978B
Authority
CN
China
Prior art keywords
provided
upper
orientation
gun body
lower
Prior art date
Application number
CN 201010173945
Other languages
Chinese (zh)
Other versions
CN101824978A (en
Inventor
董经利
李山生
朱留方
张�林
刘增
周广清
卢朝喜
周京风
邱明文
Original Assignee
中国石油化工集团公司
中国石化集团胜利石油管理局测井公司
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 中国石油化工集团公司, 中国石化集团胜利石油管理局测井公司 filed Critical 中国石油化工集团公司
Priority to CN 201010173945 priority Critical patent/CN101824978B/en
Publication of CN101824978A publication Critical patent/CN101824978A/en
Application granted granted Critical
Publication of CN101824978B publication Critical patent/CN101824978B/en

Links

Abstract

一种高精度定方位射孔器,包括射孔枪头、调整环、定位锁紧环、上射孔枪体、定方位中间上接头、定方位中间下接头、下射孔枪体、射孔枪尾和波纹弹簧。 A high precision orientation perforation comprising perforating tip, the adjustment ring, the locking ring is positioned, the upper middle gun body, fixed orientation linker, linker intermediate set position, the gun body, perforation breech and ripple spring. 本发明与现有技术相比较,具有结构简单、使用方便、能在任意方向、位置上精确固定射孔方向及位置、提高产能、预防出砂和降低完井成本的优点。 The present invention as compared with the prior art, is simple in structure, easy to use, and can accurately position the fixed orientation of perforations, increase productivity, preventing in any direction, the position of the sand and reduce completion costs advantages.

Description

高精度定方位射孔器 Precision orientation perforation is

一、技术领域 First, the technical field

[0001] 本发明涉及油气井射孔器技术领域,具体的讲是一种高精度定方位射孔器。 [0001] The present invention relates to the field of oil and gas well perforating gun, specifically speaking orientation perforation is a high precision device.

二、背景技术 Second, the technical background

[0002]目前,在直井和斜井中,用于油气井射孔的定方位射孔器依靠顶丝进行连接,在管柱转动过程中,互相连接的两节射孔器的射孔方向随之变动,射孔井段越长,连接的射孔枪越多,相应的误差加大。 [0002] Currently, in vertical wells and deviated wells, orientation perforation for oil and gas well perforating rely top wire connection, during the rotation in the string, perforating gun perforating direction of two interconnected consequent changes, the longer the perforated interval, the more connected perforating gun, the respective error increase. 对许多储层,这种射孔定方位技术的效果不好,不能满足油气田勘探开发的需要。 For many reservoirs, bad effect of this position given perforating technology can not meet the needs of exploration and development of oil and gas fields.

三、发明内容 III. SUMMARY OF THE INVENTION

[0003] 本发明的目的就是针对现有技术存在的缺陷,提供一种能在任意方向、位置上精确固定射孔方向、位置,能使目的层的射孔方向、位置符合设计要求的高精度定方位射孔器。 [0003] The present invention is for the drawbacks of the prior art, in any direction to provide a precise position on the fixed orientation of perforations, position, orientation of perforations can destination floor, the location precision meet design requirements orientation perforation device.

[0004] 其技术方案是:包括射孔枪头I、调整环2、定位锁紧环4、上射孔枪体5、定方位中间上接头6、定方位中间下接头7、下射孔枪体8、射孔枪尾9和波纹弹簧3。 [0004] The technical scheme is: a perforating tip I, the adjustment ring 2, the positioning of the locking ring 4, the gun body 5, the joint 6 fixed intermediate position, the intermediate connector 7 fixed orientation, the perforating gun 8, 9 and the end of the perforating gun ripple spring 3. 所述射孔枪头I的下端与上射孔枪体5的上端相连接,上射孔枪体5的下端与定方位中间上接头6的上端相连接,定方位中间上接头6的下端与定方位中间下接头7的上端相连接,定方位中间下接头7的下端与下射孔枪体8的上端相连接,下射孔枪体8的下端与射孔枪尾9的上端相连接;所述射孔枪头I的下端与上射孔枪体5的上端之间、上射孔枪体5的下端与定方位中间上接头6的上端之间、定方位中间下接头7的下端与下射孔枪体8的上端之间,均安装有调整环2和定位锁紧环4,波纹弹簧3设置在调整环2和定位锁紧环4之间。 Perforating the lower end of the lance tip body I and the upper end 5 of the perforating gun connected to the gun body is connected to the upper end 6 of the lower end of the middle joint 5 and the fixed orientation, the lower end of the intermediate connector 6 and a given orientation 7 the upper end of the intermediate connector connected to a given orientation, the lower end of the joint 7 and the upper end of the gun body 8 is connected to the lower end of the gun body and an upper end of the perforating gun 9 is connected at an intermediate predetermined position 8; perforating the lower end of the lance tip I with the gun body between the upper end 5 of the gun body between the upper end of the intermediate connector 6, the lower end 5 of the fixed orientation, the lower end of the linker intermediate 7 with a given orientation between the upper end of the gun body 8, are attached to the adjustment ring is positioned between the locking ring 2 and 4, the wave spring 3 is provided to adjust the positioning of locking ring 2 and the ring 4.

[0005] 其中,所述射孔枪头I为圆筒状结构,顶端内设有内螺纹,其上部外侧设有外螺纹101,中部设有螺纹孔104,下部设有密封圈槽103,其下端部设有梯形外螺纹102。 [0005] wherein said perforating tip structure I into a cylindrical shape, the top equipped with an internal thread, an external thread provided on the outside of its upper portion 101, a threaded central hole 104, a lower ring groove 103 is provided, which lower trapezoidal portion is provided with an external thread 102. 所述调整环2为圆筒状结构,其内壁上部设有内螺纹201,其周围上部设有锥形固定孔202,下部设有扳手孔203。 The adjustment ring 2 has a cylindrical-like structure, which is provided with an internally threaded upper inner wall 201, around the upper fixing hole 202 which is provided with a tapered, lower portion of the wrench hole 203 is provided. 所述定位锁紧环4为圆筒状结构,其顶端部设有梯形凸台401,下部周围设有定位孔402,定位锁紧环4的下部还设有外螺纹403。 Positioning said locking ring 4 has a cylindrical-like structure, the tip end portion is provided with a trapezoidal projection 401, positioning hole 402 is provided around a lower portion, the lower portion of the locking ring 4 is positioned further provided with an external thread 403. 所述上射孔枪体5为圆筒状结构,其上下端部均设有梯形槽口501,中部周围设有盲孔502,上射孔枪体5的两端部内侧均设有内螺纹503。 The upper gun body 5 has a cylindrical-like structure, which has upper and lower ends trapezoidal notch 501, around the central blind bore 502 is provided, on both ends of the inner side of gun body are provided with an internal thread 5 503. 所述定方位中间上接头6为圆筒状结构,其上下端部均设有外螺纹602,上下部外侧均设有密封圈槽604和锁孔603,定方位中间上接头6的中部还设有外螺纹601。 The fixed orientation on the intermediate connector 6 has a cylindrical-like structure, which has upper and lower externally threaded end portion 602, the outer portion has upper and lower ring groove 604 and the keyhole 603, the middle connector 6 is further disposed intermediate a given orientation An external thread 601. 所述定方位中间下接头7为圆筒状结构,其中部外侧设有卡板槽706和外螺纹701,上端部设有内螺纹和固定螺纹孔705,下端部设有外螺纹702,外螺纹702的上部设有密封圈槽704,方位中间下接头7的中部还设有锁孔703。 The linker intermediate bearing 7 fixed to cylindrical structure, wherein the outer portion is provided with the card slot 706 and the male screw plate 701, the upper end portion of an internal thread and a fixing screw hole 705, lower portion 702 is provided with an external thread, the external thread 702 is provided with an upper ring groove 704, the middle connector 7 also has an intermediate position locking hole 703. 所述下射孔枪体8为圆筒状结构,其上端部设有梯形槽口801,中部周围设有盲孔802,下射孔枪体8的两端部内侧均设有内螺纹803。 The perforating gun body 8 has a cylindrical-like structure, which upper portion is provided with a trapezoidal notch 801, is provided around the central blind bore 802, the perforating gun body inside both end portions 8 are provided with internal threads 803. 所述射孔枪尾9上半部为圆筒状,下半部为椎体状,其上部设有梯形外螺纹901,中部设有密封圈槽902。 9 the upper half is a cylindrical tail gun, the lower half of the vertebral body shape, a trapezoidal external thread provided with an upper portion 901, middle ring groove 902 is provided.

[0006] 本发明与现有技术相比较,具有结构简单、使用方便、能在任意方向、位置上精确固定射孔方向及位置、提高产能、预防出砂和降低完井成本的优点。 [0006] The present invention compared with the prior art, is simple in structure, easy to use, and can accurately position the fixed orientation of perforations, increase productivity, and reduce the advantage of preventing sand completion costs in any direction, position.

四、附图说明 IV BRIEF DESCRIPTION

[0007] 图I是本发明一种实施例的整体结构示意图; [0007] FIG. I is a schematic view of the overall structure of an embodiment of the present invention;

[0008] 图2是本发明一种实施例的射孔枪头结构示意图; [0008] FIG. 2 is a schematic view of the embodiment of perforating tip configuration embodiment of the present invention;

[0009] 图3是本发明一种实施例的调整环结构示意图; [0009] FIG. 3 is a schematic view of the adjustment ring structure embodiment of the present invention;

[0010] 图4是本发明一种实施例的定位锁紧环结构示意图; [0010] FIG. 4 is a schematic view of the locking ring structure is positioned embodiment of the present invention;

[0011] 图5是本发明一种实施例的上射孔枪体结构示意图; [0011] FIG. 5 is a schematic view of the gun body structure of an embodiment of the present invention;

[0012] 图6是本发明一种实施例的定方位中间上接头结构示意图; [0012] FIG. 6 is a diagram showing the structure of the linker intermediate orientation given to an embodiment of the present invention;

[0013] 图7是本发明一种实施例的定方位中间下接头结构示意图; [0013] FIG. 7 is a diagram showing the structure of the linker intermediate orientation given to an embodiment of the present invention;

[0014] 图8是本发明一种实施例的下射孔枪体结构示意图; [0014] FIG. 8 is a schematic view of the gun body structure of an embodiment of the present invention;

[0015] 图9是本发明一种实施例的射孔枪尾结构示意图。 [0015] FIG. 9 is a schematic view of the end of perforating gun structure of an embodiment of the present invention.

五、具体实施方式 V. DETAILED DESCRIPTION

[0016] 如图I所示,一种高精度定方位射孔器,包括射孔枪头I、调整环2、定位锁紧环4、上射孔枪体5、定方位中间上接头6、定方位中间下接头7、下射孔枪体8、射孔枪尾9和波纹弹簧3。 [0016] As shown in FIG. I, a high-precision orientation perforation comprising perforating tip I, the adjustment ring 2, the positioning of the locking ring 4, the gun body 5, the joint 6 fixed intermediate position, intermediate connector 7 fixed orientation, the gun body 8, 9 and the end of the perforating gun ripple spring 3. 射孔枪头I的下端与上射孔枪体5的上端相连接,上射孔枪体5的下端与定方位中间上接头6的上端相连接,定方位中间上接头6的下端与定方位中间下接头7的上端相连接,定方位中间下接头7的下端与下射孔枪体8的上端相连接,下射孔枪体8的下端与射孔枪尾9的上端相连接;射孔枪头I的下端与上射孔枪体5的上端之间、上射孔枪体5的下端与定方位中间上接头6的上端之间、定方位中间下接头7的下端与下射孔枪体8的上端之间,均套装有调整环2和定位锁紧环4,波纹弹簧3设置在调整环2和定位锁紧环4之间。 Perforating the lower end of the upper end of the pipette tip I with the gun body 5 is connected to the upper end of the gun body 6 is connected to the lower end of the middle joint 5 and the fixed orientation, the lower end of a given orientation on the intermediate connector 6 orientor 7 the upper end of the middle joint is connected to the lower end of the joint 7 and the upper end of the gun body 8 is connected to the lower end of the gun body and an upper end of the perforating gun 9 is connected at an intermediate predetermined position 8; perforation I tip on the lower end of the gun body between the upper end 5 of the gun body between the upper end of the intermediate connector 6, the lower end 5 of the fixed orientation, the lower end 7 and the lower perforating gun orientation given intermediate joint between the upper end of the body 8, are set to adjust the locking ring 2 and the positioning ring 4, wave spring 3 is disposed between the adjustment ring 4 and the positioning of the locking ring 2.

[0017] 如图2所示,射孔枪头I为圆筒状结构,顶端内设有内螺纹,其上部外侧设有外螺纹101,中部设有螺纹孔104,下部设有密封圈槽103,其下端部设有梯形外螺纹102。 [0017] As illustrated, the perforating tip structure I into a cylindrical shape, the top 2 equipped with an internal thread, an external thread provided on the outside of its upper portion 101, a threaded central hole 104, provided with a lower ring groove 103 its lower end portion provided with an external thread 102 trapezoidal.

[0018] 如图3所示,调整环2为圆筒状结构,内圆分为上大下小两部分,内圆上部设有内螺纹201,内圆下部设有内螺纹204,其周围上部设有锥形固定孔202,下部设有扳手孔203。 [0018] As shown in FIG. 3, the adjustment ring 2 into a cylindrical-like structure, the two small circle large portion, is provided with an internal thread within the upper circle 201, the circle internally threaded lower portion 204, around the upper portion fixing hole 202 is provided with a tapered, lower portion of the wrench hole 203 is provided.

[0019] 如图4所示,定位锁紧环4为圆筒状结构,其顶端部设有梯形凸台401,下部周围设有定位孔402,定位锁紧环4的下部还设有外螺纹403。 [0019] As shown in FIG. 4, the positioning of the locking ring 4 has a cylindrical-like structure, the tip end portion is provided with a trapezoidal projection 401, positioning hole 402 is provided around a lower portion, the lower portion of the positioning of the locking ring 4 is further provided with an external thread 403.

[0020] 如图5所示,上射孔枪体5为圆筒状结构,其上下端部均设有梯形槽口501,中部周围设有盲孔502,上射孔枪体5的两端部内侧均设有内螺纹503。 [0020] As shown in FIG 5, the gun body is a cylindrical structure 5 which is provided with upper and lower ends are trapezoidal notch 501, is provided around the central blind hole 502, upper ends 5 of the gun body inner portion 503 has an internal thread.

[0021] 如图6所示,定方位中间上接头6为圆筒状结构,其上下端部均设有外螺纹602,上下部外侧均设有密封圈槽604和锁孔603,定方位中间上接头6的中部还设有外螺纹601。 [0021] As shown in FIG 6, a given orientation on the intermediate connector 6 has a cylindrical-like structure, which has upper and lower externally threaded end portion 602, the outer portion has upper and lower ring groove 604 and the keyhole 603, the intermediate fixed orientation the middle joint 6 is further provided with an external thread 601.

[0022] 如图7所示,定方位中间下接头7为圆筒状结构,其中部外侧设有卡板槽706和外螺纹701,上端部设有内螺纹和固定螺纹孔705,下端部设有外螺纹702,外螺纹702的上部设有密封圈槽704,方位中间下接头7的中部还设有锁孔703。 [0022] As shown, the orientation of the intermediate connector 77 is given a cylindrical structure, wherein the outer portion is provided with the card slot 706 and the male screw plate 701, the upper end portion of an internal thread and a fixing screw hole 705, the lower end portion provided 702 with an external thread, the external thread 702 of the upper ring groove 704 is provided, at the middle of the joint 7 is also provided with keyhole 703 intermediate orientation.

[0023] 如图8所示,下射孔枪体8为圆筒状结构,其上端部设有梯形槽口801,中部周围设有盲孔802,下射孔枪体8的两端部内侧均设有内螺纹803。 [0023] As shown in FIG 8, the gun body 8 has a cylindrical-like structure, which upper portion is provided with a trapezoidal notch 801, it is provided around the central blind hole 802, the inner end portions 8 of the gun body 803 are provided with an internal thread.

[0024] 如图9所示,射孔枪尾9上半部为圆筒状,下半部为椎体状,其上部设有梯形外螺纹901,中部设有密封圈槽902。 [0024] As shown in FIG. 9, the upper half portion 9 is cylindrical tail gun, the lower half of the vertebral body shape, a trapezoidal external thread provided with an upper portion 901, middle ring groove 902 is provided. [0025] 实施例: [0025] Example:

[0026] 如图1-9所示,枪头I的梯形外螺纹102与上射孔枪体5的上端连接,密封圈槽103实现密封,螺纹101连接调整环2的内螺纹204,压缩波纹弹簧3,推动定位锁紧环4与上射孔枪体5的上端锁紧,使固定孔202、定位孔402与螺纹孔104对齐,并旋上螺钉固定。 [0026] shown in Figure 1-9, the outer tip I trapezoidal thread on the gun body 102 and is connected to the upper end 5, the seal ring sealing groove 103, connected to the adjustment screw 101 threaded ring 204 of the compression ripple spring 3, 4 and push the locking ring is positioned on the upper end of gun body 5 is locked, the fixing hole 202, positioning hole 402 is aligned with the threaded hole 104, and screw the fixing screw.

[0027] 定方位中间上接头6的上端梯形螺纹602与上射孔枪体5下端连接,定方位中间上接头6上端密封圈槽604实现密封,螺纹601连接调整环2的内螺纹204,压缩波纹弹簧3,推动定位环4与上射孔枪体5下端锁紧,使固定孔202、定位孔402与上端螺纹孔603对齐,并旋上螺钉固定。 [0027] linker intermediate orientation given upper trapezoidal thread 6026 is connected to the lower end of the perforating gun body 5, the joint 6 the upper end of the seal ring groove 604 to achieve a given intermediate position, the adjustment screw 601 is connected internally threaded ring 204 of compression ripple springs 3, and the pushing ring 4 is positioned on a lower end locking gun body 5, the fixing hole 202, positioning hole 603 is aligned with the upper end of the threaded hole 402, and screw the fixing screw.

[0028] 中间上接头6的下端梯形螺纹602与中间下接头7上端内螺纹连接,下端密封圈槽604实现密封,使下端螺纹孔603与上端螺纹孔705对齐,并旋上螺钉固定。 6 the lower end of the linker [0028] 602 and the intermediate trapezoidal lower threaded intermediate joint 7 screwed upper end, a lower end of the sealing ring sealing groove 604, so that the lower end of the threaded hole 603 aligned with the upper end of the threaded hole 705, and screw the fixing screw.

[0029] 中间下接头7的下端梯形螺纹702与下射孔枪体8上端连接,密封圈槽704实现密封,螺纹701连接调整环2的内螺纹204,压缩波纹弹簧3,推动定位环4与下射孔枪体8 上端锁紧,使固定孔202、定位孔402与下端螺纹孔703对齐,并旋上螺钉固定。 The linker [0029] The lower end of the intermediate trapezoidal threaded body 7027 and an upper end connected to the gun assembly 8, the sealing ring sealing groove 704, connected to the adjustment screw 701 threaded ring 204 of the compression spring bellows 3, 4 and push the positioning ring 8 at the upper end of the locking gun body, the fixing hole 202, positioning hole 703 is aligned with the lower end of the threaded hole 402, and screw the fixing screw.

[0030] 定方位射孔枪尾9上端梯形螺纹901与下射孔枪体8下端连接,密封圈槽902实现密封。 8 the lower end of [0030] orientation perforation 9 breech thread 901 trapezoidal upper and lower perforating gun connector body, sealing ring groove 902.

[0031] 定位组合由调整环2、波形弹簧3和定位锁紧环4组成,调整环2的内螺纹201连接定位锁紧环4的下端,中间压紧波形弹簧3 ;定位锁紧环4的一端设置梯形凸台401,另一端设置固定孔402,调整环2设置内螺纹201、内螺纹204、锥形固定孔202、扳手孔203。 [0031] positioned a combination of the adjustment ring 2, a wave spring positioned locking ring 3 and composition 4, the adjustment ring 201 is connected to the internal thread 2 is positioned in the lower end of the locking ring 4, an intermediate wave spring pressing 3; positioning the locking ring 4 trapezoidal projection 401 provided at one end, the other end of the fixing hole 402 is provided, the adjustment screw 201 is provided within the ring 2, an internal thread 204, tapered fixing hole 202, the wrench hole 203.

Claims (9)

1. 一种高精度定方位射孔器,包括射孔枪头(I)、调整环(2)、定位锁紧环(4)、上射孔枪体(5)、定方位中间上接头¢)、定方位中间下接头(7)、下射孔枪体(8)、射孔枪尾(9)和波纹弹簧(3),其特征在于:所述射孔枪头(I)的下端与上射孔枪体(5)的上端相连接,上射孔枪体(5)的下端与定方位中间上接头¢)的上端相连接,定方位中间上接头¢)的下端与定方位中间下接头(7)的上端相连接,定方位中间下接头(7)的下端与下射孔枪体(8)的上端相连接,下射孔枪体(8)的下端与射孔枪尾(9)的上端相连接;所述射孔枪头(I)的下端与上射孔枪体(5)的上端之间、上射孔枪体(5)的下端与定方位中间上接头¢)的上端之间、定方位中间下接头(7)的下端与下射孔枪体(8)的上端之间,均安装有调整环(2)和定位锁紧环(4),波纹弹簧(3)设置在调整环(2)和定位 A precision orientation perforation comprising perforating tips (the I), the adjustment ring (2), positioning the locking ring (4), the gun body (5), the intermediate connector ¢ predetermined orientation ), fixed orientation linker intermediate (7), the gun body (8), the tail gun (9) and the corrugated spring (3), characterized in that: the lower end of the perforating tip (I) and the upper end of the gun body (5) is connected to the lower end of the intermediate connector ¢ gun body (5) with a given orientation) is connected to the upper end, the intermediate connector ¢ given orientation) with fixed orientation of the lower end of the intermediate the upper end fitting (7) is connected to the upper end (7) at the lower end of the gun body (8) at the intermediate joint is connected to a given orientation, the lower end of the gun body (8) and the tail gun (9 ) is connected to the upper end; between the lower end of the upper perforating gun head (I) with the gun body (5), the lower end of the gun body (5) with a predetermined orientation on the intermediate joint ¢) of between the upper and lower intermediate orientation given joint (7) at the lower end of the gun body between the upper end (8), are attached to the adjustment ring (2) and the positioning of the locking ring (4), a spring bellows (3) provided on the adjusting ring (2) and positioning 紧环(4)之间。 Between the clamping ring (4).
2.根据权利要求I所述的高精度定方位射孔器,其特征在于:所述射孔枪头(I)为圆筒状结构,顶端内设有内螺纹,其上部外侧设有外螺纹(101),中部设有螺纹孔(104),下部设有密封圈槽(103),其下端部设有梯形外螺纹(102)。 The precision orientation perforation device according to claim I, wherein: said perforating tip (I) is a cylindrical-like structure, the top equipped with an internal thread, which is provided with an externally threaded upper outer (101), provided with the central screw hole (104), provided with a lower ring groove (103), a lower end portion provided with a trapezoidal external thread (102).
3.根据权利要求I所述的高精度定方位射孔器,其特征在于:所述调整环(2)为圆筒状结构,其内壁上部设有内螺纹(201),其周围上部设有锥形固定孔(202),下部设有扳手孔(203)。 The precision orientation perforation device according to claim I, wherein: the adjustment ring (2) is a cylindrical structure which is provided with an internally threaded upper inner wall (201), which is provided around the upper tapered fixing hole (202), the wrench is provided with a lower hole (203).
4.根据权利要求I所述的高精度定方位射孔器,其特征在于:所述定位锁紧环(4)为圆筒状结构,其顶端部设有梯形凸台(401),下部周围设有定位孔(402),定位锁紧环(4)的下部还设有外螺纹(403)。 The precision orientation perforation device according to claim I, wherein: the positioning locking ring (4) is a cylindrical structure, a top end portion provided with a trapezoidal projection (401), around the lower part of the lower portion is provided with a positioning hole (402), positioning the locking ring (4) is further provided with an external thread (403).
5.根据权利要求I所述的高精度定方位射孔器,其特征在于:所述上射孔枪体(5)为圆筒状结构,其上下端部均设有梯形槽口(501),中部周围设有盲孔(502),上射孔枪体(5)的两端部内侧均设有内螺纹(503)。 The precision orientation perforation device according to claim I, wherein: said upper gun body (5) is a cylindrical structure which is provided with upper and lower ends are trapezoidal notch (501) around the middle with a blind hole (502), on the inner side of both end portions gun body (5) are provided with an internal thread (503).
6.根据权利要求I所述的高精度定方位射孔器,其特征在于:所述定方位中间上接头(6)为圆筒状结构,其上下端部均设有外螺纹¢02),上下部外侧均设有密封圈槽(604)和锁孔¢03),定方位中间上接头¢)的中部还设有外螺纹¢01)。 The precision orientation perforation device according to claim I, wherein: said fixed joint (6) is a cylindrical structure on the intermediate position, upper and lower ends thereof are provided with external threads 02 ¢), the outer upper and lower portions have a ring groove (604) and a locking hole ¢ 03), the intermediate connector ¢ given orientation) is also provided with an external thread middle ¢ 01).
7.根据权利要求I所述的高精度定方位射孔器,其特征在于:所述定方位中间下接头(7)为圆筒状结构,其中部外侧设有卡板槽(706)和外螺纹(701),上端部设有内螺纹和固定螺纹孔(705),下端部设有外螺纹(702),外螺纹(702)的上部设有密封圈槽(704),方位中间下接头(7)的中部还设有锁孔(703)。 The precision orientation perforation device according to claim I, wherein: said predetermined position intermediate joint (7) is a cylindrical structure, wherein the outer portion is provided with grooves card board (706) and an outer thread (701), the upper end portion of an internal thread and the fixing screw hole (705), a lower end portion provided with an external thread (702), an externally threaded upper portion (702) is provided with a ring groove (704), the linker intermediate orientation ( central 7) is further provided with locking holes (703).
8.根据权利要求I所述的高精度定方位射孔器,其特征在于:所述下射孔枪体(8)为圆筒状结构,其上端部设有梯形槽口(801),中部周围设有盲孔(802),下射孔枪体(8)的两端部内侧均设有内螺纹(803)。 The precision orientation perforation device according to claim I, wherein: said perforating gun body (8) is a cylindrical structure, which upper portion is provided with a trapezoidal notch (801), the central is provided around the blind hole (802), both end portions inside the gun body (8) are provided with an internal thread (803).
9.根据权利要求I所述的高精度定方位射孔器,其特征在于:所述射孔枪尾(9)上半部为圆筒状,下半部为椎体状,其上部设有梯形外螺纹(901),中部设有密封圈槽(902)。 9. The precision orientation perforation device according to claim I, characterized in that: half of the tail gun (9) has a cylindrical shape, the lower half of the vertebral body shape, with its upper trapezoidal external thread (901), with the middle ring groove (902).
CN 201010173945 2010-04-29 2010-04-29 High accuracy oriented perforator CN101824978B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201010173945 CN101824978B (en) 2010-04-29 2010-04-29 High accuracy oriented perforator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201010173945 CN101824978B (en) 2010-04-29 2010-04-29 High accuracy oriented perforator

Publications (2)

Publication Number Publication Date
CN101824978A CN101824978A (en) 2010-09-08
CN101824978B true CN101824978B (en) 2012-12-26

Family

ID=42689116

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201010173945 CN101824978B (en) 2010-04-29 2010-04-29 High accuracy oriented perforator

Country Status (1)

Country Link
CN (1) CN101824978B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102155202A (en) * 2011-04-19 2011-08-17 中国石化集团胜利石油管理局测井公司 Quick connecting and fixing device for orientated perforator
CN102704899B (en) * 2012-05-09 2014-12-03 中国石油天然气股份有限公司 Depth and direction compensator

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1001132A2 (en) 1998-11-03 2000-05-17 Halliburton Energy Services, Inc. Telescoping/release joint
CN2503203Y (en) 2001-07-20 2002-07-31 刘龙江 Oil pipe transportation perforatory
EP1473437A2 (en) 2003-05-02 2004-11-03 Halliburton Energy Services, Inc. Perforating gun
CN2682198Y (en) 2004-02-06 2005-03-02 吉林石油集团有限责任公司 Apparatus for multiple-level successive perforating
WO2008037730A1 (en) 2006-09-29 2008-04-03 Shell Internationale Research Maatschappij B.V. Method and assembly for producing oil and/or gas through a well traversing stacked oil and/or gas bearing earth layers
CN201057031Y (en) 2007-01-11 2008-05-07 西安通源石油科技股份有限公司 Perforating bullet suitable for carrying type fracturing perforating tool
CN101178005A (en) 2007-12-14 2008-05-14 大庆油田有限责任公司 Modularized perforating tool
CN201786342U (en) 2010-04-29 2011-04-06 中国石化集团胜利石油管理局测井公司 High-precision oriented perforator

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR044460A1 (en) * 2004-05-28 2005-09-14 Carro Gustavo Ignacio Tapon damped recoverable and reinforced tube wells

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1001132A2 (en) 1998-11-03 2000-05-17 Halliburton Energy Services, Inc. Telescoping/release joint
CN2503203Y (en) 2001-07-20 2002-07-31 刘龙江 Oil pipe transportation perforatory
EP1473437A2 (en) 2003-05-02 2004-11-03 Halliburton Energy Services, Inc. Perforating gun
CN2682198Y (en) 2004-02-06 2005-03-02 吉林石油集团有限责任公司 Apparatus for multiple-level successive perforating
WO2008037730A1 (en) 2006-09-29 2008-04-03 Shell Internationale Research Maatschappij B.V. Method and assembly for producing oil and/or gas through a well traversing stacked oil and/or gas bearing earth layers
CN201057031Y (en) 2007-01-11 2008-05-07 西安通源石油科技股份有限公司 Perforating bullet suitable for carrying type fracturing perforating tool
CN101178005A (en) 2007-12-14 2008-05-14 大庆油田有限责任公司 Modularized perforating tool
CN201786342U (en) 2010-04-29 2011-04-06 中国石化集团胜利石油管理局测井公司 High-precision oriented perforator

Also Published As

Publication number Publication date
CN101824978A (en) 2010-09-08

Similar Documents

Publication Publication Date Title
US3471177A (en) Dual drill pipe
US20170035117A1 (en) Electronic cigarette and method of assembling electronic cigarette
US2574648A (en) Rail connector
US9366110B2 (en) Multi-level sliding sleeve
CN201924905U (en) Differential pressure open sliding sleeve for horizontal well fracturing
US2337711A (en) Screw joint for sucker rods and the like
CN200946463Y (en) Spiral seal type sleeve connection structure
EP2602423B1 (en) Threaded connection with improved root thread profile
CN202402425U (en) Spring type locking device
US6749020B1 (en) Well screen two step coupled connector structure
CN201187260Y (en) Casing tube screwed joint
US7198500B1 (en) Non-detachable bulb adapter for an energy saving bulb
CN205618511U (en) Locking connecting bolt of injecting glue
CN101063502A (en) Anticompress and anti-bending shouldered hook-shape teeth screwed connection structure
CN2539834Y (en) Fast joint for water string
CN201043459Y (en) Perforating tool intermediate joint with full-reducing ball centralizer
CN201106439Y (en) Orientation mechanism for high-precision perforating
CN101144377A (en) Oil well sucker rod pump oil pumping completion tubular pile plugging device with pressure
CN104339173B (en) Fastening system with eccentric part
CN201883994U (en) Self-pressure-retaining expansion open hole packer
CN201810292U (en) Separated layer water injection process tubular column
CN202065574U (en) High pressure joint
CN201420536Y (en) Well completion sliding sleeve fracturing valve
CN201751527U (en) Hermetic seal drill pipe joint with good torsion resistance performance
US9982815B2 (en) Threaded joint for oil country tubular goods

Legal Events

Date Code Title Description
C06 Publication
C10 Entry into substantive examination
C53 Correction of patent for invention or patent application
C14 Grant of patent or utility model
C41 Transfer of patent application or patent right or utility model