CN204804821U - Logging technology pole tubular column is carried to horizontal well pole pipe - Google Patents
Logging technology pole tubular column is carried to horizontal well pole pipe Download PDFInfo
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- CN204804821U CN204804821U CN201520289316.7U CN201520289316U CN204804821U CN 204804821 U CN204804821 U CN 204804821U CN 201520289316 U CN201520289316 U CN 201520289316U CN 204804821 U CN204804821 U CN 204804821U
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Abstract
Logging technology pole tubular column is carried to horizontal well pole pipe carries logging technology tubular column, horizontal well pole pipe to carry the logging technology roofbolt to constitute by horizontal well pole pipe, horizontal well pole pipe carries the logging technology roofbolt to carry first one of logging technology roofbolt, horizontal well pole pipe to carry logging technology roofbolt lower half to constitute by horizontal well pole pipe, the logging technology tubular column is carried to horizontal well pole pipe, mainly constitute by oil pipe, a pole pipe hookup section of thick bamboo, and pole pipe hookup socket joint oil pipe, oil pipe receives the well head always, and the cable head connects the female first assembly of cable interfacing apparatus, the beneficial effect of the utility model: adopting logging technology pole tubular column is carried to horizontal well pole pipe, carrying out the horizontal well well logging, the pole nest of tubes closes, carries power big, realizes that the cable rises down, and is with low costs, and simultaneously, tappet rigidity, toughness are good, resistant high pressure and high temperature, and built -in cables realizes instrument signal transmission, simple structure, convenient to use.
Description
Technical field
The utility model relates to horizontal well rod tube conveying well measuring technique rod tube post, belongs to oilfield horizontal well well logging field.
Background technology
At present, domestic and international horizontal wellbore logging generally adopts three kinds of modes such as oil pipe (coiled tubing) conveying, tractor conveying, Hydraulic transportation.Existing oil pipe conveying and Hydraulic transportation, pumping liquid, liquid enters stratum, directly affects test result, and tractor conveying and coiled tubing carry input cost higher.In the urgent need to finding a kind of testing method as straight well is logged well.
Domesticly find the documents of ground in the conveying of horizontal well tester such as Shandong, Jilin, Heilungkiang, Sichuan, Hubei.Wherein, the horizontal well logging conveying device of Shandong Rongxing Petroleum Engineering Co., Ltd.'s development, primarily of water injection pipe, oil pipe, sleeve pipe, well logging apparatus, water pump, screen casing, outlet pipe composition, oil well internal fixtion has sleeve pipe, oil pipe is placed in sleeve pipe, the top of oil pipe is connected with screen casing, and well logging apparatus is connected with cable, is positioned in oil pipe; The ground segment of oil pipe is sealing, and is provided with water injection pipe, and water injection pipe is connected with water pump, and sleeve pipe is provided with outlet pipe near ground place; The top closure of screen casing, pipe has some sieve apertures.The mechanical protector of logging instrument for horizontal well of Drilling Tech. Inst., Shengli Petroleum Administration's utility model, can send logger into down-hole with rigidity tubing strings such as drill strings, effectively realizes the well logging of horizontal well.This device is made up of protection of instrumentation cover (comprising two pipe nipples and box cupling), guide shoe, elastic locking device and rigid centralizer etc.Its feature is that this device can arrive detected part top with under drill string lower going-into-well in advance, logger entirety is then allowed to enter this device through the inner hydrophthalmia of drill string and lock, carry logger advance by removing of drilling rod or exit, to enroll well-log information.Oil production technology academy of Jilin Oil Field company Sun Aijun, according to the feature of Horizontal Well body structure and logging technique, adopts coiled tubing transmission technology, downhole instrument is delivered to measuring well section, reach the object of horizontal well being carried out to intake profile test.
Find the documents of ground in the conveying of horizontal well tester such as the U.S., Russia, Canada abroad.Wherein, Canadian NUTHDAVID have developed a kind of use coiled rod in pit shaft, carry instrument equipment and method.Russia OOOKUB have developed a kind of horizontal well tester conveying device, comprises the cylinder that embedded in support and boost motor.The carrying method of the horizontal well downhole tool that U.S. SCHLUMBERGERTECHNOLOGYCORP develops, comprise the mounted arc-shaped surface of a pair key, by skew, the curved surface of circular arc can both with borehole wall seamless link, meanwhile, the transmission device of work also can be connected with arc surface.Method geophysics tester being delivered to net horizontal section of Russia GAKTSIONERNAJANPROIZV exploitation.Geology detecting equipment is put into well, and it is mechanically connected to the top of first oil pipe, and end is connected to a cable.
Utility model content
The purpose of this utility model is: provide a kind of horizontal well rod tube conveying well measuring technique rod tube post, adopts tappet and the conveying of oil pipe instrument, cable butting puies forward mode, realizes horizontal well rod tube conveying well measuring.
The technical solution adopted in the utility model is:
Horizontal well rod tube conveying well measuring technique rod tube post, is made up of horizontal well rod tube conveying well measuring process pipe string, horizontal well rod tube conveying well measuring technique roofbolt; Horizontal well rod tube conveying well measuring technique roofbolt is made up of the horizontal well rod tube conveying well measuring technique roofbolt first half, horizontal well rod tube conveying well measuring technique roofbolt Lower Half;
Horizontal well rod tube conveying well measuring process pipe string, primarily of oil pipe, rod tube coupling tunnel composition, rod tube connects socket joint oil pipe, and oil pipe receives well head always;
The horizontal well rod tube conveying well measuring technique roofbolt first half, primarily of cable head, cable butt joint device female assembly composition, cable head connects cable butt joint device female assembly;
Be arranged in horizontal well, described horizontal well has sleeve pipe.Horizontal well rod tube conveying well measuring technique roofbolt Lower Half, separate lock assembly primarily of cable butt joint device male assembly, anti-top, hang and separate lock assembly, tappet, flexible nipple, downhole instrument centralizer composition, downhole instrument top connects flexible nipple, tappet, go up most a root elevator bar and connect suspension solution lock assembly, anti-top solution lock assembly, cable butt joint device male assembly, downhole instrument two ends are connected to downhole instrument centralizer;
Described horizontal well rod tube conveying well measuring technique rod tube post, the horizontal wellbore logging tappet adopted, by upper connector, cable public plug assembly, pressure cap, cable, body, cable female assembly, lower connector, back-up ring, and the thread protector used in accumulating, helmet composition;
The middle part of upper connector is provided with internal thread, and the lower end of lower connector is provided with outside nut, is realized the connection of upper connector and lower connector by screw thread; Upper connector upper end inwall is sealing surface, is provided with the seal groove of dress O shape circle, is realized the sealing of upper connector and lower connector by O shape circle in the middle part of lower connector;
The middle and lower part of upper connector is provided with circular hole, and hole inwall has axial location groove, and cable public plug assembly is contained in circular hole, cable public plug assembly is provided with pin, prevent cable public plug assembly from rotating in circular hole, there is internal thread circular hole upper end, and pressure cap is just contained in internal thread;
The middle and lower part of lower connector is provided with circular hole, and hole inwall has axial location groove, and cable female assembly is contained in circular hole, cable female assembly is provided with pin, prevent cable female assembly from rotating in circular hole, circular hole lower end has cannelure, and back-up ring is just contained in cannelure;
Cable public plug assembly lower end is connected with cable female assembly upper end cable;
Upper connector outer wall is provided with annular groove;
The cable public plug assembly of described horizontal well bar well logging tappet is made up of holding screw, insulation sleeve, public plug conducting ring, public plug stop pin, public plug main body; Public plug main body adds 2 conducting rings and 1 intermediate insulation cover, accurately locates the frame mode be fixedly connected with; After each assembling parts of public plug assembly, inside fills high-temperature insulation adhesive curing;
The cable female assembly of described horizontal wellbore logging tappet is made up of female stop pin, female conducting ring, dead ring, female main body, sealing and dustproof circle, female pressure cap; Female body interior is adopted to inlay two flexible conducting rings, intermediate insulation ring fixed connection structure form; Component assemble, and inside fills high-temperature insulating glue, solidification; Overall high temperature resistance, shock resistance;
Described horizontal well rod tube conveying dynamic logging technique rod tube post, the horizontal wellbore logging rod tube coupling tunnel adopted, is made up of box cupling, anti-acrosome and suspension body, and the two ends of box cupling, with oil pipe internal thread, are connected with anti-acrosome by screw thread; Guiding channel is arranged at anti-acrosome top, and upper docking passage is arranged at bottom; Suspension cavities is had below upper docking passage; Land plateau between upper docking passage and suspension cavities is anti-end face; Anti-acrosome is connected by tubing round thread with suspension body; With lower guiding channel on suspension body; Lower land plateau between guiding channel and suspension cavities is suspension face;
Described horizontal well rod tube conveying dynamic logging technique rod tube post, the horizontal wellbore logging adopted hangs anti-top tripper, separates lock assembly form by suspension solution lock assembly and anti-top; Hang solution lock assembly can be suspended on rod tube coupling tunnel, and can realize hanging and unlocking; Anti-top is separated lock assembly and is placed in rod tube coupling tunnel, and can realize anti-top and unblock;
Hang solution lock assembly to be made up of upper cone, anti-top snap ring, jackscrew, suspension slips ring, back-moving spring, cone connector, the top of upper cone is cylinder, and bottom is cylinder, is inclined-plane between the two; In the bottom of upper cone cylinder, namely the top on inclined-plane, fluted; Upper cone top is with sealing surface and internal thread; Interior bone, there is chamfering at the two ends of through hole; External screw thread and seal groove are arranged at upper cone bottom; Anti-top snap ring is two semicircular ring structures, and the edge of semicircular ring has top wire hole, can be closed as a whole by jackscrew; Hanging slips ring adopts spring steel to make, and with inclined-plane, there is gap side, can slide along the inclined-plane of upper cone, and external diameter becomes large or reduces; Back-moving spring is volute spring; Internal thread and sealing surface are arranged at cone connector top, and internal thread and sealing surface are arranged at bottom; Anti-top snap ring is arranged in the groove of upper cone by jackscrew; The bottom of upper cone, through hanging slips ring, back-moving spring, is connected with cone connector by screw thread.
Anti-top is separated lock assembly and is made up of anti-top cone, anti-jack slips ring, garter spring, slip spider, piston body, alignment pin, extension spring, piston limit cylinder, extension spring plug, and anti-top cone is with chamfering inclined-plane, and bottom is connected with piston body by screw thread; Anti-jack slips ring adopts spring steel to make, and top is inclined-plane, and bottom is cylindrical, and there is gap anti-jack slips ring side, can strut under the effect of external force or shrink; Garter spring is enclosed within anti-jack slips ring; The cooperation of anti-jack slips ring is arranged on anti-top cone, can slide up and down along the inclined-plane of anti-top cone under external force; Stepped mounting groove is arranged at slip spider top, and for installing anti-jack slips ring, slip spider portion screw thread is connected with piston limit cylinder; Be connected with piston body by screw thread bottom anti-top cone; Piston body bottom is threaded, and is connected with extension spring; Extension spring bottom is threaded with extension spring plug top; The side of piston limit body with locating hole, hole built with position-limitting pin, for the motion upwards of limited piston body; Piston limit body top is for placing piston body, and bottom is for placing extension spring; Extension spring plug, under the active force of extension spring, is blocked in the lower end of piston limit body.
Described horizontal well rod tube conveying well measuring technique rod tube post, the horizontal wellbore logging cable butt joint device of employing, is made up of male joint assembly 1 and female joint assembly 2; Described male joint assembly 1, forms primarily of the public pin 70101 of docking, public pin pressure cap 70102, public pin main body 70103, male joint insulating base 70104, public pin pressure ring 70105; Described female joint assembly 2, adds minute hand 70203, sealing-plug 70204, tension spring pin A70205, extension spring 70206, tension spring pin B70207, lock spring pin 70208, lock spring 70209 primarily of cable head 70201, gravity pipe nipple 70202, female pin, docks female pin 70210, interior insulation sleeve 70211, insulation sleeve bracing frame 70212, external insulation sleeve 70213, docking pintle hook lock 70214, docking urceolus 70215 form;
The core body docking public pin 70101 adopts carbide alloy to make, dock public pin 70101 core body total length 90 ~ 100mm, four parts can be divided into by diameter: Part I diameter 3 ~ 6mm, length 10 ~ 15mm, there are 15 ° ~ 30 ° circular cone chamferings on top, the gold-plated process of outside employing; Part II diameter 2 ~ 5mm, length 40 ~ 45mm; Part III diameter 6 ~ 8mm, length 25 ~ 30mm; Part IV diameter 1 ~ 2mm, is connected with signal transmssion line bottom; Dock the first half that Part II is outside, Part III is outside and Part IV is outside of public pin 70101 core body, adopt mould pressing process to be solidified with duroplasts insulation materials;
Dock the insulation materials of public pin 70101 outside solidification, from top to bottom, by external diameter size, four parts can be divided into: Part I is positioned at the below of gold-plated core body, external diameter 3 ~ 6mm, length 35 ~ 40mm; Part II external diameter 5 ~ 7mm, length 14 ~ 16mm, has seal groove in outside, is provided with " O " shape O-ring seal, forms hermetically-sealed construction with the endoporus of public pin main body 70103; Part III external diameter 7 ~ 9mm, length 12 ~ 14mm; Part IV external diameter 2 ~ 4mm, length 12 ~ 14mm;
Public pin pressure cap 70102 top is 45 ° of circular platform types, and middle part is cylindrical, external diameter 22 ~ 25mm, and there is stepped throughhole public pin pressure cap 70102 inside, upper through-hole internal diameter 3 ~ 6mm, and docks public pin 70101 top and forms matched in clearance, the degree of depth 10 ~ 15mm; Public pin pressure cap 70102 middle through-hole internal diameter 5 ~ 7mm, bottom has M15 ~ M18 internal thread to be connected with public pin main body 70103;
Public pin main body 70103 length 80 ~ 120mm, public pin main body 70103 outside is pressed diameter and is divided, and from top to bottom, can be divided into five parts: Part I is M15 ~ M18 external screw thread, can be connected with public pin pressure cap 70102; Part II external diameter is 22 ~ 25mm, is right angle step between Part I and Part II; Part III external diameter 17 ~ 20mm, has the pocket for the punch head of 60 ° ~ 70 ° between Part II and Part III, can be formed and coordinate, carrying pulling force with the hook of docking pintle hook lock 70214 bottom; Part IV external diameter 22 ~ 25mm is 30 ° ~ 45 ° chamferings between Part III and Part IV; Part V external diameter 32 ~ 38mm is 30 ° ~ 45 ° chamferings between Part IV and Part V; There is stepped throughhole public pin main body 70103 inside, divides, can be divided into four parts from top to bottom: Part I external diameter 5 ~ 7mm, the degree of depth 14 ~ 16mm by internal diameter; Part II internal diameter 7 ~ 9mm, the degree of depth 12 ~ 14mm; Part III is M20 ~ M22 internal thread, can be connected with public pin pressure ring 70105; Part IV is M27 ~ M30 internal thread, can be connected with tappet hanger;
Male joint insulating base 70104 adopts hard nylon material to make, outside by diameter, can be divided into three parts from top to bottom: Part I external diameter 7 ~ 9mm, length 5 ~ 6mm; Part II external diameter 19 ~ 21mm, length 7 ~ 9mm; Part III external diameter 7 ~ 9mm, length 7 ~ 9mm; There is diameter 2.5 ~ 4.5mm through hole male joint insulating base 70104 inside; Male joint insulating base 70104 is enclosed within the lower end of docking public pin 70101, and is arranged in the endoporus of public pin main body 70103;
Public pin pressure ring 70105 adopts stainless steel material to make, and outside is M20 ~ M22 external screw thread, can be connected with the internal thread of public pin main body 70103; It is the through hole of diameter 7.5 ~ 9.5mm in the middle of public pin pressure ring 70105; On the anchor ring of public pin pressure ring 70105 bottom, symmetry has two " one " font grooves, inserts, screw screw thread for instrument; Public pin pressure ring 70105 is enclosed within the bottom of male joint insulating base 70104;
Cable head 70201 external diameter is 32 ~ 38mm, and bottom has M27 ~ M30 external screw thread to be connected with gravity pipe nipple 70202, and external screw thread junction has two seal grooves to be provided with " O " shape sealing ring; Cable head 70201 inside adopts tapered sleeve structure to fix Φ 11.8 three armour cable; Because cable head structure belongs to conventional structure in well logging, all the other structures repeat no more;
Gravity pipe nipple 70202 length is 500 ~ 701mm, and external diameter is 32 ~ 38mm, and top has M27 ~ M30 internal thread to be connected with cable head 70201, junction has " O " shape sealing ring; Gravity pipe nipple 70202 bottom has M27 ~ M30 external screw thread to be connected with docking urceolus 70215, junction has " O " shape sealing ring; Gravity pipe nipple 70202 center internal diameter is the circular hole of 6 ~ 10mm, and for passing through signal transmssion line, there are 45 ° of chamferings at the two ends up and down of circular hole;
It is a length is the metal needle of 75 ~ 85mm that female pin adds minute hand 70203 center, and outside at metal needle, adopt mould pressing process, closely cover has an insulation sleeve; Female pin adds minute hand 70203 by external diameter size, and can be divided into seven parts from top to bottom: Part I is the metal needle exposed, diameter 1 ~ 2mm, length 8 ~ 10mm can be connected with signal transmssion line; Part II is insulation sleeve, diameter 3 ~ 4mm, length 4 ~ 5mm; Part III is insulation sleeve, external diameter 4 ~ 5mm, length 4 ~ 5mm; Part IV is insulation sleeve, external diameter 5 ~ 7mm, length 30 ~ 35mm; Part V is insulation sleeve, external diameter external diameter 8 ~ 10mm; Part VI is insulation sleeve, external diameter external diameter 6 ~ 8mm, has a groove in outside, for bundling silk thread, and insulation sleeve 70211 in fixing; Part VII is the metal needle exposed, and has M2 ~ M4 external screw thread above, can be connected with the female pin 70210 of docking;
Sealing-plug 70204 length 36 ~ 40mm, it is different that diameter is pressed in outside, is divided into three parts from top to bottom: Part I is M25 ~ M28 external screw thread, can be connected with docking urceolus 70215 internal whorl; Part II diameter 20 ~ 23mm, length 12 ~ 16mm, there is seal groove outside, is provided with " O " shape O-ring seal, forms hermetically-sealed construction with the endoporus docking urceolus 70215; Part III diameter is 17 ~ 20mm, length 10 ~ 14mm; In the plane at sealing-plug 216 top, the symmetrical blind hole having two diameter 5 ~ 7mm, inserts for instrument, screws screw thread; There is stepped throughhole sealing-plug 70204 inside, upper inner diameter 5 ~ 7mm, the degree of depth 30 ~ 35mm; Lower inner diameter 8 ~ 10mm, inside has seal groove to be provided with " O " shape O-ring seal, adds minute hand 70203 form hermetically-sealed construction with female pin; Sealing-plug 70204 is enclosed within the outside that female pin adds minute hand 70203;
Tension spring pin A70205 is a metal round rod, length 14 ~ 18mm, external diameter 2 ~ 4mm, is arranged in the through hole of docking urceolus 70215 upper side, and after installation, tension spring pin A70205 two ends adopt riveting process to be fixed;
Extension spring 70206 is extension spring, mean diameter of coil 7 ~ 10mm, spring wire circular section diameter 0.6 ~ 1mm, and number of active coils 8 ~ 12 encloses; Spring one end is fixed on tension spring pin A70205, and the other end is fixed on tension spring pin B70207;
Tension spring pin B70207 is a metal round rod, length 12 ~ 14mm, external diameter 2 ~ 4mm; Tension spring pin B70207 is arranged in the through hole at docking pintle hook lock 70214 top; After installation, tension spring pin B70207 two ends adopt riveting process and to dock pintle hook lock 70214 fixing;
Lock spring pin 70208 is metal round rod, length 14 ~ 18mm, external diameter 2 ~ 4mm, is arranged in the through hole of side in the middle part of docking urceolus 70215, and after installation, lock spring pin 70208 two ends adopt riveting process to be fixed;
Lock spring 70209 is torsionspring, mean diameter of coil 5 ~ 6mm, spring wire circular section diameter 0.5 ~ 0.8mm, and number of active coils 2 ~ 3 encloses; Spring center is through lock spring pin 70208; Lock spring 70209 one end is fixed in the groove in the middle part of docking urceolus 70215, and the other end is fixed in the groove in the middle part of docking pintle hook lock 70214;
Docking female pin 70210 is stepped cylinder, overall length 60 ~ 70mm; Outside is divided into three parts from top to bottom: Part I external diameter 6 ~ 8mm, length 7 ~ 9mm; Part II external diameter 5 ~ 7mm, length 25 ~ 30mm, outer wall is axially evenly equipped with 6 ~ 8 spout holes, is bilateral symmetry in the circumferential; Part III external diameter 6 ~ 8mm; Dock female pin 220 inside for stepped throughhole, top is M2 ~ M4 screw thread, the degree of depth 8 ~ 10mm, can add minute hand 70203 to be connected with female pin; Lower inner diameter 3 ~ 6mm, there are 15 ° ~ 30 ° circular cone chamferings bottom; Dock female pin 70210 inside and adopt craft of gilding process; Dock endoporus bottom female pin 70210 to closely cooperate with male pin 70101 formation of docking, dock the gold-plated part in male pin 70101 top and can enter endoporus bottom the female pin 70210 of docking completely;
Interior insulation sleeve 70211 is the cylinders adopting latex material to make, total length 75 ~ 80mm, external diameter 7 ~ 9mm; Inside is blind hole structure, diameter 6 ~ 8mm, the degree of depth 70 ~ 75mm; Interior insulation sleeve 70211 is enclosed within the female pin 70210 of docking, and interior insulation sleeve 70211 inside is full of silicone oil; Interior insulation sleeve 70211 top is fixed on female pin by silk thread binding and adds on the groove of minute hand 70203 bottom;
Insulation sleeve bracing frame 70212 is cylinders that a rigid plastics is made, length 2 ~ 3mm shorter in external insulation sleeve 70213, external diameter 0.2 ~ 0.4mm less of external insulation sleeve 70213 internal diameter; External insulation sleeve 70213 can be enclosed within insulation sleeve bracing frame 70212; Insulation sleeve bracing frame 70212 outer wall circumference is evenly equipped with the overflow grid seam of 4 width 2 ~ 3mm, grid seam length 40 ~ 50mm; The outer wall on insulation sleeve bracing frame 70212 top there is the groove of a width 2 ~ 3mm, for bundling fixing external insulation sleeve 70213; There is stepped step insulation sleeve bracing frame 70212 inside, upper inner diameter size 0.1 ~ 0.3mm larger than the external diameter of interior insulation sleeve 70211, the long 6 ~ 7mm of the length of insulation sleeve 212 in depth ratio; Insulation sleeve bracing frame 70212 can be enclosed within interior insulation sleeve 70211; Insulation sleeve bracing frame 70212 lower inner diameter 1 ~ 2mm less of top, forms a right angle step, for supporting interior insulation sleeve 212; The endoporus of insulation sleeve bracing frame 70212 lowermost end has 30 ° ~ 45 ° chamferings;
External insulation sleeve 70213 is the cylinders adopting latex material to make, total length 80 ~ 100mm, external diameter 14 ~ 16mm; Inside is blind hole structure, diameter 10 ~ 12mm, the degree of depth 78 ~ 98mm; External insulation sleeve 70213 can be enclosed within insulation sleeve bracing frame 70212, is bundled on the groove on insulation sleeve bracing frame 70212 top with silk thread; External insulation sleeve 70213 inside is full of silicone oil;
Docking pintle hook lock 70214 is platy structure, length 110 ~ 120mm, wide 12 ~ 14mm, is arranged in the groove of docking urceolus side; The front of docking pintle hook lock is the cambered surface of diameter 32 ~ 38mm, and there is stepped step at the back side; There is a rectangular channel, groove width 2 ~ 3mm, length 8 ~ 10mm in docking pintle hook lock center of top, having through hole in the left and right sides of groove, for installing tension spring pin B70207; At distance 11 ~ 13mm place, top, have a rectangular channel, groove width 6 ~ 8mm, length 14 ~ 18mm; At distance 11 ~ 13mm place, top, left and right has width 3 ~ 4mm, and length 11 ~ 13mm's runs through groove, and groove two ends are circular arc, and for installing tension spring pin B70207, tension spring pin B70207 can slide up and down running through in groove; One groove is had, groove width 3 ~ 4mm, length 15 ~ 18mm, for laying lock spring pin lower end torque arm in the below of front sipes; Docking pintle hook lock front has 15 ° ~ 25 ° cambered surface chamferings bottom;
Thickness difference point is pressed at docking pintle hook lock 70214 back side, is divided into four parts from top to bottom: Part I is plane structure, thickness 7 ~ 8mm, length 30 ~ 40mm; Part II is plane structure, thickness 5 ~ 6mm, length 38 ~ 42mm; Be 30 ° ~ 35 ° hook structures in the junction of first and Part II, can be formed with the pocket for the punch head of docking urceolus 70215 and closely cooperate, carrying pulling force; Part III is diameter 22 ~ 25mm Inner arc structure, thickness 7 ~ 8mm, length 14 ~ 16mm; Part IV is diameter 17 ~ 20mm Inner arc structure, thickness 11 ~ 13mm; Be 60 ° ~ 70 ° hook structures in the junction of Part III and Part IV, can be formed with the pocket for the punch head of public pin main body 70103 and coordinate, carrying pulling force; Part IV is radiused ramp bottom;
Docking urceolus 70215 length 260 ~ 310mm, external diameter 32 ~ 38mm; Apart from the outer wall of top 75 ~ 80mm, symmetrically have two step type slots, divide by groove width, be divided into three parts from top to bottom: Part I groove width 3 ~ 4mm, flute length 7 ~ 8mm, groove depth 7 ~ 9mm, top rounding process, has through hole in the left and right sides of groove, for installing tension spring pin A70205; Part II groove width 8 ~ 10mm, flute length 25 ~ 30mm, groove depth 7 ~ 9mm, top rounding process, is placed with extension spring 70206 in groove; Part III groove width 14 ~ 15mm, flute length 120 ~ 130mm, top rounding process, is placed with docking pintle hook lock 70214 in groove; Part III is different by groove depth, is divided into upper, middle, and lower part from top to bottom: upper part groove depth 7 ~ 8mm, has through hole in the left and right sides of groove, for installing lock spring pin 70208; Middle part groove depth 5 ~ 6mm; Junction between upper part and middle part is 30 ° ~ 35 ° pocket for the punch heads, is formed and coordinates, carrying pulling force with the hook on docking pintle hook lock 70214 top; Bottom is divided into groove, is communicated with docking urceolus 70215 internal holes;
There is stepped throughhole docking urceolus 70215 inside, divides, be divided into eight parts from top to bottom: Part I is sealing surface, form hermetically-sealed construction with gravity pipe nipple 70202 lower end " O " shape sealing ring by internal diameter; Part II is M27 ~ M30 internal thread, and bottom, with escape, can be connected with gravity pipe nipple 70202; Part III is M25 ~ M28 internal thread, and bottom, with escape, can be connected with sealing-plug 70204; Part IV is the hole of diameter 20 ~ 23mm, the degree of depth 12 ~ 16mm; Part V is the hole of diameter 17 ~ 20mm, the degree of depth 10 ~ 14mm; Part VI is the hole of diameter 15 ~ 17mm; Part VII is the hole of diameter 11 ~ 13mm, the degree of depth 3 ~ 5mm, and bottom is right angle step, with holding external insulation sleeve 70213 and the inner assembly installed thereof; Part VIII aperture 26 ~ 28mm, and between Part VII, have 30 ° ~ 45 ° chamfered transition, there are 30 ° ~ 45 ° chamferings bottom Part VIII hole.
Provide a kind of horizontal well rod tube conveying well measuring technique rod tube post according to the utility model, horizontal well rod tube conveying well measuring technique rod tube post comprises: sleeve pipe, is arranged in horizontal well; Horizontal well rod tube conveying well measuring process pipe string, is arranged in sleeve pipe; Horizontal well rod tube conveying well measuring technique roofbolt, horizontal well rod tube conveying well measuring technique roofbolt is arranged in sleeve pipe through horizontal well rod tube conveying well measuring process pipe string, horizontal well bar conveying well measuring technique roofbolt comprises downhole instrument and cable head, downhole instrument is electrically connected with cable head, and cable head is used for being connected with the cable of horizontal well outside.
Further, horizontal well rod tube conveying well measuring process pipe string comprises oil pipe and rod tube coupling tunnel, and rod tube coupling tunnel is arranged on the one end away from horizontal well well head on oil pipe; Horizontal well rod tube conveying well measuring technique roofbolt comprises tappet, and one end of tappet is connected with downhole instrument, and the other end of tappet is connected with rod tube coupling tunnel.
Further, horizontal well rod tube conveying well measuring process pipe string also comprises: docking facilities, and be arranged in rod tube coupling tunnel, one end of docking facilities is connected with cable, and the other end of docking facilities is connected with cable head.
Further, horizontal well rod tube conveying well measuring process pipe string also comprises: hang anti-top tripper, be arranged in rod tube coupling tunnel, and the one end hanging anti-top tripper is connected with docking facilities, and the other end hanging anti-top tripper is connected with tappet.
Further, rod tube coupling tunnel comprises: for the box cupling be connected with docking facilities; Anti-acrosome, one end of anti-acrosome is connected with the one end away from docking facilities on box cupling; Suspension body, the other end of anti-acrosome is connected with suspension body.
Further, hang anti-top tripper and comprise: hang and separate lock assembly, be arranged on movably in suspension body.
Further, hang solution lock assembly and comprise: upper cone, upper cone from top to bottom external diameter diminishes gradually; Hang slips ring, be arranged on movably on upper cone, upper cone is fixedly connected in rod tube coupling tunnel by hanging slips ring; Cone connector, is connected with one end of upper cone; Back-moving spring, one end of back-moving spring abuts with suspension slips ring, and the other end of back-moving spring abuts with cone connector.
Further, hang anti-top tripper and comprise: lock assembly is separated on anti-top, is arranged on movably in suspension body.
Further, anti-top solution lock assembly comprises: anti-top cone; Anti-jack slips ring, is arranged on outside anti-top cone, can relative movement between anti-top cone and anti-jack slips ring, and anti-top cone is connected with rod tube coupling tunnel by anti-jack slips ring; Piston limit cylinder, anti-top cone is partly arranged in piston limit cylinder, and one end of anti-jack slips ring abuts with one end of piston limit cylinder, and anti-top cone is arranged in piston limit cylinder movably by anti-jack slips ring.
Further, anti-top is separated lock assembly and is also comprised: piston body, and be arranged in piston limit cylinder movably, piston body is fixedly connected with anti-top cone; Extension spring, be arranged in piston limit cylinder, one end of extension spring abuts with piston body; Extension spring plug, is arranged on one end away from anti-top cone on piston limit cylinder, and the other end of extension spring abuts with extension spring plug.
Further, tappet comprises: body, has centre bore; For the cable public plug assembly be electrically connected with cable head, be arranged on one end near horizontal well well head on body; For the cable female assembly be electrically connected with downhole instrument, be arranged on one end near downhole instrument on body, cable public plug assembly is connected by cable with cable female assembly.
Further, tappet also comprises: upper connector, and be connected with one end of body, upper connector has centre bore, and cable public plug assembly is arranged in the centre bore of connector; Lower connector, is connected with the other end of body, and lower connector has centre bore, and cable female assembly is arranged in the centre bore of lower connector.
Further, cable public plug assembly comprises: public plug main body, is arranged in connector; Public plug conducting ring, is set in public plug main body.
Further, cable female assembly comprises: female main body, has centre bore, and female main body is arranged in lower connector; Female conducting ring, is arranged in the centre bore of female main body.
Further, docking facilities comprises: elastic parts, and one end of elastic parts is connected with male joint assembly, and the other end of elastic parts is connected with female joint assembly.
Further, female joint assembly comprises docking urceolus, male joint assembly to be arranged in docking urceolus and with dock urceolus and be movably connected.
Further, female joint assembly also comprises: for the docking pintle hook lock be connected with male joint assembly, and docking pintle hook lock is arranged in docking urceolus movably by elastic parts.
Further, female joint assembly also comprises the female pin of docking, and be arranged in docking urceolus, the one end of docking female pin is connected with cable; Male joint assembly comprises the public pin of docking, and the other end docking female pin is connected with the male pin of docking.
Further, female joint assembly also comprises: female pin adds minute hand and is arranged in docking urceolus, and female pin adds minute hand and is arranged between the female pin of docking and cable.
Further, female joint assembly also comprises: for the cable head of attached cable, is arranged on docking urceolus near one end of cable.
Further, female joint assembly also comprises: gravity pipe nipple, has centre bore, and gravity pipe nipple is arranged on cable head and female pin adds between minute hand, and cable adds minute hand through the centre bore of gravity pipe nipple with female pin and is connected.
Further, female joint assembly also comprises: insulation assembly, is arranged on the male pin of docking and the junction of docking female pin.
Further, male joint assembly also comprises: public pin main body, has central through hole, docks public pin and is partly arranged in the central through hole of public pin main body, and the outer wall of public pin main body is connected with docking pintle hook lock.
Further, male joint assembly also comprises: male joint insulating base, is arranged in public pin main body, docks male pin and is arranged in male joint insulating base away from the one end of docking female pin.
Consult Fig. 1.When carrying out logging operation, first enter down horizontal well rod tube conveying well measuring technique roofbolt Lower Half, enter down horizontal well rod tube conveying well measuring process pipe string again, finally with cable is in oil pipe, enter the horizontal well rod tube conveying well measuring technique roofbolt first half, cable butt joint device male and female head assembly is connected, and employing cable is carried and tests.
The beneficial effects of the utility model: adopt horizontal well rod tube conveying well measuring technique rod tube post, carry out horizontal wellbore logging, rod tube combines, and carrying capacity is large, realize cable to remove, cost is low, meanwhile, and tappet rigidity, good toughness, high pressure resistant high temperature, built-in cable realizes instrument signal transmission, and structure is simple, easy to use.
Accompanying drawing explanation
When considered in conjunction with the accompanying drawings, by referring to detailed description below, more completely can understand the utility model better and easily learn wherein many adjoint advantages, but accompanying drawing described herein is used to provide further understanding of the present utility model, form a part of the present utility model, schematic description and description of the present utility model, for explaining the utility model, does not form improper restriction of the present utility model, as schemed wherein:
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model tappet structural representation;
Fig. 3 is the utility model tappet cable public plug assembly structure schematic diagram;
Fig. 4 is the utility model tappet cable female assembly structure schematic diagram;
Fig. 5 is the utility model rod tube coupling tunnel structural representation;
Fig. 6 is that the utility model hangs anti-top tripper and hangs and separate lock assembly and be suspended on schematic diagram on rod tube coupling tunnel;
Fig. 7 is that the utility model hangs anti-top tripper suspension solution lock assembly schematic diagram;
Fig. 8 is that the utility model hangs the schematic diagram of tripper anti-top solution lock assembly in anti-top in rod tube coupling tunnel;
Fig. 9 is that the utility model hangs anti-top tripper anti-top solution lock assembly schematic diagram;
Figure 10 is the utility model cable butt joint device male joint assembly schematic diagram;
Figure 11 is the utility model cable butt joint device female joint assembly schematic diagram;
Figure 12 is the utility model cable butt joint device schematic diagram.
Detailed description of the invention
Embodiment 1: for a horizontal well rod tube conveying well measuring technique rod tube post, the utility model is described in further detail.
Consult Fig. 1.Horizontal well rod tube conveying well measuring technique rod tube post, is made up of horizontal well rod tube conveying well measuring process pipe string, horizontal well rod tube conveying well measuring technique roofbolt; Horizontal well rod tube conveying well measuring technique roofbolt is made up of the horizontal well rod tube conveying well measuring technique roofbolt first half, horizontal well rod tube conveying well measuring technique roofbolt Lower Half;
Horizontal well rod tube conveying well measuring process pipe string, primarily of compositions such as oil pipe 9, rod tube coupling tunnels 5, rod tube coupling tunnel 5 connects oil pipe 9, and well head received by oil pipe 9 always;
The two ends connecting downhole instrument centralizer 1 of downhole instrument 2; Downhole instrument 2 connects flexible nipple 3, the other end of flexible nipple 3 connects tappet 4, the other end of tappet 4 connects suspension anti-top tripper 6, hangs the other end stube cable docking facilities 7 of anti-top tripper 6, the other end stube cable 8 of cable butt joint device 7.
The horizontal well rod tube conveying well measuring technique roofbolt first half, form primarily of cable head, cable butt joint device female assembly 702, cable head connects cable butt joint device female assembly 702;
Horizontal well rod tube conveying well measuring technique roofbolt Lower Half, primarily of the anti-apical organ 602 of cable butt joint device male assembly 701, anti-top tripper, the composition such as hanger 502, tappet 4, flexible nipple, downhole instrument centralizer of suspension tripper, downhole instrument top connects flexible nipple, tappet 4, go up most a root elevator bar and connect the hanger 502, the anti-apical organ 602 of anti-top tripper, the cable butt joint device male assembly 701 that hang tripper, downhole instrument two ends are connected to downhole instrument centralizer;
When carrying out logging operation, first enter down horizontal well rod tube conveying well measuring technique roofbolt Lower Half, enter down horizontal well rod tube conveying well measuring process pipe string again, finally with cable 8 is in oil pipe 9, enter the horizontal well rod tube conveying well measuring technique roofbolt first half, cable butt joint device male and female head assembly is connected, and employing cable is carried and tests.
Embodiment 2: as shown in Figure 2,
Horizontal well bar well logging tappet is by upper connector 401, cable public plug assembly 403, pressure cap 404, cable 405, body 406, cable female assembly 407, lower connector 410, back-up ring 409, and the thread protector used in accumulating, helmet composition.
Body 406 external diameter 38 millimeters, internal diameter 25 millimeters, length 8000 millimeters;
The middle part of upper connector 401 is provided with 1
1/
16sucker rod internal thread, the lower end of lower connector 410 is provided with 1
1/
16sucker rod external screw thread; Upper connector 401 upper end inwall is sealing surface, is provided with the seal groove of dress O shape circle, is realized the sealing of body 406 and lower connector 410 by O shape circle in the middle part of lower connector 410; Upper connector 401 outer wall is provided with annular groove, and annular groove connects O shape circle; Seal with O ring is passed through between upper connector 401 and body 406;
The middle and lower part of upper connector 401 is provided with the circular hole of diameter 15 millimeters, the circular-hole internal-wall of upper connector 401 has wide 2 millimeters of axial location grooves, cable public plug assembly 403 is contained in the circular hole of connector 401, cable public plug assembly 403 is provided with pin, prevent cable public plug assembly 403 from rotating in circular hole, there is internal thread the circular hole upper end of upper connector 401, and pressure cap 404 is just contained in the internal thread of the circular hole of connector 401;
The middle and lower part of lower connector 410 is provided with circular hole, the circular-hole internal-wall of lower connector 410 has axial location groove, cable female assembly 407 is contained in the circular hole of lower connector 410, cable female assembly 407 is provided with pin, prevent cable female assembly from rotating in the circular hole of lower connector 410, the circular hole lower end of lower connector 410 has cannelure, and back-up ring is just contained in cannelure;
Cable public plug assembly 403 lower end is connected with cable female assembly 407 upper end cable 405.
As shown in Figure 3, the cable public plug assembly 403 of described horizontal well bar well logging tappet is made up of holding screw 40301, insulation sleeve 40302, public plug conducting ring 40303, public plug stop pin 40304, public plug main body 40305; Public plug main body 40305 connects 2 public plug conducting rings 40303 and 1 and is positioned at insulation sleeve 40302 in the middle of public plug conducting ring 40303, is accurately located through public plug stop pin 40304, frame mode that holding screw 40301 is fixedly connected with; After each assembling parts of cable public plug assembly 403, inside fills high-temperature insulation adhesive curing;
As shown in Figure 4, the cable female assembly 407 of described horizontal wellbore logging tappet is made up of female stop pin 40701, female conducting ring 40702, dead ring 40703, female main body 40704, sealing and dustproof circle 40705, female pressure cap 40706;
Two flexible female conducting rings 40702 and the dead ring 40703 fixed connection structure form between two flexible female conducting rings 40702 are inlayed in cable female assembly 407 inside, sealing and dustproof circle 40705 is had in female pressure cap 40706 inner circle, female stop pin 40701 connects female main body 40704, and female main body 40704 connects female pressure cap 40706, female conducting ring 40702 and dead ring 40703; The component of cable female assembly 407 assemble, and inside fills high-temperature insulating glue, solidification; Overall high temperature resistance, shock resistance.
Embodiment 3: for a horizontal wellbore logging rod tube coupling tunnel, the utility model is described in further detail.
Consult Fig. 5, rod tube coupling tunnel 5 is made up of box cupling 501, anti-acrosome 502 and suspension body 503, its structure and assembled relation as follows: the external diameter of box cupling 501 is 89 millimeters, and two ends are with 2
7/
8oil pipe internal thread, is connected with anti-acrosome 502 by screw thread; Anti-acrosome 502 external diameter is φ 73 millimeters, and length is 2350 millimeters, and its top, with the chamfering of 30 °, forms guiding channel A; It is lower is upper docking channel B, and internal diameter is 42 millimeters, long 200 millimeters; Be suspension cavities D below upper docking channel B, internal diameter is 53 millimeters, long 1500 millimeters; Land plateau between upper docking channel B and suspension cavities D is anti-end face C; Anti-acrosome and suspension body are by 2
7/
8tubing round thread connects; With lower guiding channel F on suspension body 503, internal diameter is 41 millimeters, long 200 millimeters; Land plateau between lower guiding channel F and suspension cavities D is suspension face E.
Embodiment 4: hang anti-top tripper for a horizontal wellbore logging, the utility model is described in further detail.
Consult Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, horizontal wellbore logging hangs anti-top tripper, separates lock assembly 602 form by suspension solution lock assembly 601 and anti-top; Hang solution lock assembly 601 can be suspended on rod tube coupling tunnel 5, and can realize hanging and unlocking; Anti-top is separated lock assembly 602 and is placed in rod tube coupling tunnel 5, and can realize anti-top and unblock;
Consult Fig. 7, hang solution lock assembly 601 to be made up of upper cone 60101, anti-top snap ring 60102, jackscrew 60103, suspension slips ring 60104, back-moving spring 60105, cone connector 60106, its structure and assembled relation as follows: the top of upper cone 60101 is the cylinder of diameter 38 millimeters, bottom is the cylinder of diameter 20 millimeters, is the inclined-plane of chamfering 30 ° between the two; On the bottom that upper cone diameter is 38 millimeters of cylinders, the i.e. top on 30 ° of inclined-planes, have a width to be the groove of 20 millimeters, the internal diameter of groove is 20 millimeters; Upper cone 201 top is with the internal thread of sealing surface and M28; Inside has diameter to be the through hole of 3 millimeters, and there are 45 ° of chamferings at the two ends of through hole; External screw thread and the seal groove of M20 are arranged at upper cone 60101 bottom; Anti-top snap ring 60102 is external diameter 39 millimeters, internal diameter 20 millimeters, height two semicircular ring structures of 20 millimeters, the edge of semicircular ring have M5 top wire hole, can be closed as a whole by jackscrew; Jackscrew 60103 is the jackscrew of M5; Hanging slips ring 60104 adopts spring steel to make, and with 30 ° of inclined-planes, there is the gap of 1/8 circle side, can slide along the inclined-plane of upper cone 60101, and external diameter becomes large or reduces; The upper inner diameter of back-moving spring 60,105 28 millimeters, lower inner diameter 20 millimeters is volute spring; Cone connector 60106 external diameter is 38 millimeters, length 300 millimeters, and internal thread and the sealing surface of M20 are arranged at top, and internal thread and the sealing surface of M28 are arranged at bottom; Anti-top snap ring 60102 is arranged in the groove of upper cone 60101 by jackscrew 60103; The bottom of upper cone 60101, through hanging slips ring 60104, back-moving spring 60105, is connected with cone connector 60106 by the screw thread of M20;
Consult Fig. 9.Anti-top is separated lock assembly 602 and is made up of anti-top cone 60201, anti-jack slips ring 60202, garter spring 60203, slip spider 60204, piston body 60205, alignment pin 60206, extension spring 60207, piston limit cylinder 60208, extension spring plug 60209, its structure and assembled relation as follows: anti-top cone 60201 top is the cylinder of 38 millimeters, bottom is the cylinder of 27 millimeters, its length everybody 300 millimeters, be the chamfering inclined-plane of 30 ° between two cylinders, bottom is connected with piston body 60205 by the screw thread of M24; Anti-jack slips ring 60202 adopts spring steel to make, thickness 2.5 millimeters, and 30 ° of inclined-planes are arranged at top, and bottom is cylindrical, and there is the gap of 1/8 circle anti-jack slips ring 60202 side, can strut under the effect of external force or shrink; Garter spring 60203 is enclosed within anti-jack slips ring 60202, internal diameter 22 millimeters after garter spring shrinks, and thickness 2.5 millimeters is high 4 millimeters; Anti-jack slips ring 60202 cooperation is arranged on anti-top cone 60201, can slide up and down along the inclined-plane of anti-top cone 60202 under external force; Stepped mounting groove is arranged at slip spider 60204 top, and for installing anti-jack slips ring 60202, the slip spider 60204 bottom screw thread of M26 is connected with piston limit cylinder 60208; Screw thread by M22 bottom anti-top cone 60201 is connected with piston body 60205; Piston body 60205 bottom, with the screw thread of M15, is connected with extension spring 60207; The external diameter of extension spring 60207 is 18 millimeters, and its underpart is threaded with the M15 on extension spring plug 60209 top; The external diameter of piston limit body 60208 is 38 millimeters, side with locating hole, hole built with the position-limitting pin of 6 diameters 4 millimeters, for the motion upwards of limited piston body; Piston limit body 60208 upper inner diameter 25 millimeters, for placing piston body 60205, lower inner diameter 20 millimeters, for placing extension spring 60207; The maximum outside diameter of extension spring plug 60,209 24 millimeters, under the active force of extension spring, is blocked in the lower end of piston limit body 60208.
Embodiment 5: hang anti-top tripper onsite application method for a horizontal wellbore logging, the utility model is described in further detail.
When applying at the scene, with production rig rod tube coupling tunnel 5 sling and transfer; Hang the lower docking passage F that the upper cone 60101 separating lock assembly 601 imports rod tube coupling tunnel 5; Hang the inclined-plane of slips ring 60104 along upper cone 60101 under the effect of external force descending, the external diameter hanging slips ring 60104 diminishes, and enters lower docking passage F; After suspension solution lock assembly 601 enters the suspension cavities D of rod tube coupling tunnel 5, upper shadoof pipe coupling tunnel 5, hang the inclined-plane of slips ring 60104 along upper cone 60101 under the effect of back-moving spring 60105 strength up, the external diameter hanging slips ring 60104 becomes large, is suspended on the suspension face E of suspension body 503; When needing to unlock, on carry hanging and separate the upper cone 60101 of lock assembly 502, hang slips ring 60104 to contact with the anti-end face C of rod tube coupling tunnel 5, continuation is carried the upper cone 60101 hanging and separate lock assembly, hang the inclined-plane of slips ring 60104 along upper cone 60101 under the effect of external force descending, the external diameter hanging slips ring 60104 diminishes, and enters docking channel B, complete unblock, until propose rod tube coupling tunnel 5;
When applying at the scene, after having entered under tappet, the anti-top piston limit cylinder 60208 of separating lock assembly 602 separates lock assembly and tappet is connected by screw thread with hanging; On watch out for top and separate the anti-top cone 60201 of lock assembly 602, anti-jack slips ring 60202 is descending along the inclined-plane of anti-top cone 60201, and the external diameter of anti-jack slips ring 60202 is reduced to minimum; With production rig rod tube coupling tunnel 5 sling and transfer; The lower docking passage that lock assembly 602 imports rod tube coupling tunnel 5 is separated on anti-top, finally enters the suspension cavities of rod tube coupling tunnel; Press down by external force the anti-top cone 60201 that lock assembly 602 is separated on anti-top, top slips ring 60202 is up along the inclined-plane of anti-top cone 60201, and anti-jack slips ring 60202 struts, and completes the operation of anti-top; Rod tube coupling tunnel 5 top connected pipes, is transported to precalculated position by tappet and tester; When needing to unlock, on watch out for top and separate the anti-top cone 60201 of lock assembly 602, anti-jack slips ring 60202 is descending along the inclined-plane of anti-top cone 60201, and the external diameter of anti-jack slips ring 60202 is reduced to minimum, anti-top is separated lock assembly 602 and can be proposed in rod tube coupling tunnel 5, completes unblock.
Embodiment 6: for the structure of a horizontal wellbore logging cable butt joint device, the utility model is described in further detail.
Consult Figure 10, Figure 11, Figure 12.A kind of horizontal wellbore logging cable butt joint device, is made up of male joint assembly 701 and female joint assembly 702.
Male joint assembly 701 forms primarily of the public pin 70101 of docking, public pin pressure cap 70102, public pin main body 70103, male joint insulating base 70104, public pin pressure ring 70105.
Female joint assembly 702 adds minute hand 70203, sealing-plug 70204, tension spring pin A70205, extension spring 70206, tension spring pin B70207, lock spring pin 70208, lock spring 70209 primarily of cable head 70201, gravity pipe nipple 70202, female pin, docks female pin 70210, interior insulation sleeve 70211, insulation sleeve bracing frame 70212, external insulation sleeve 70213, docking pintle hook lock 70214, docking urceolus 70215 form.
The core body docking public pin 70101 adopts carbide alloy to make, dock public pin 70101 core body total length 90 ~ 100mm, four parts can be divided into by diameter: Part I diameter 3 ~ 6mm, length 10 ~ 15mm, there are 15 ° ~ 30 ° circular cone chamferings on top, the gold-plated process of outside employing; Part II diameter 2 ~ 5mm, length 40 ~ 45mm; Part III diameter 6 ~ 8mm, length 25 ~ 30mm; Part IV diameter 1 ~ 2mm, is connected with signal transmssion line bottom; Dock the first half that Part II is outside, Part III is outside and Part IV is outside of public pin 70101 core body, adopt mould pressing process to be solidified with duroplasts insulation materials;
Dock the insulation materials of public pin 70101 outside solidification, from top to bottom, by external diameter size, four parts can be divided into: Part I is positioned at the below of gold-plated core body, external diameter 3 ~ 6mm, length 35 ~ 40mm; Part II external diameter 5 ~ 7mm, length 14 ~ 16mm, has seal groove in outside, is provided with " O " shape O-ring seal, forms hermetically-sealed construction with the endoporus of public pin main body 70103; Part III external diameter 7 ~ 9mm, length 12 ~ 14mm; Part IV external diameter 2 ~ 4mm, length 12 ~ 14mm;
Public pin pressure cap 70102 top is 45 ° of circular platform types, and middle part is cylindrical, external diameter 22 ~ 25mm, and there is stepped throughhole public pin pressure cap 70102 inside, upper through-hole internal diameter 3 ~ 6mm, and docks public pin 70101 top and forms matched in clearance, the degree of depth 10 ~ 15mm; Public pin pressure cap 70102 middle through-hole internal diameter 5 ~ 7mm, bottom has M15 ~ M18 internal thread to be connected with public pin main body 70103;
Public pin main body 70103 length 80 ~ 120mm, public pin main body 70103 outside is pressed diameter and is divided, and from top to bottom, can be divided into five parts: Part I is M15 ~ M18 external screw thread, can be connected with public pin pressure cap 70102; Part II external diameter is 22 ~ 25mm, is right angle step between Part I and Part II; Part III external diameter 17 ~ 20mm, has the pocket for the punch head of 60 ° ~ 70 ° between Part II and Part III, can be formed and coordinate, carrying pulling force with the hook of docking pintle hook lock 70214 bottom; Part IV external diameter 22 ~ 25mm is 30 ° ~ 45 ° chamferings between Part III and Part IV; Part V external diameter 32 ~ 38mm is 30 ° ~ 45 ° chamferings between Part IV and Part V; There is stepped throughhole public pin main body 70103 inside, divides, can be divided into four parts from top to bottom: Part I external diameter 5 ~ 7mm, the degree of depth 14 ~ 16mm by internal diameter; Part II internal diameter 7 ~ 9mm, the degree of depth 12 ~ 14mm; Part III is M20 ~ M22 internal thread, can be connected with public pin pressure ring 70105; Part IV is M27 ~ M30 internal thread, can be connected with tappet hanger;
Male joint insulating base 70104 adopts hard nylon material to make, outside by diameter, can be divided into three parts from top to bottom: Part I external diameter 7 ~ 9mm, length 5 ~ 6mm; Part II external diameter 19 ~ 21mm, length 7 ~ 9mm; Part III external diameter 7 ~ 9mm, length 7 ~ 9mm; There is diameter 2.5 ~ 4.5mm through hole male joint insulating base 70104 inside; Male joint insulating base 70104 is enclosed within the lower end of docking public pin 70101, and is arranged in the endoporus of public pin main body 70103;
Public pin pressure ring 70105 adopts stainless steel material to make, and outside is M20 ~ M22 external screw thread, can be connected with the internal thread of public pin main body 70103; It is the through hole of diameter 7.5 ~ 9.5mm in the middle of public pin pressure ring 70105; On the anchor ring of public pin pressure ring 70105 bottom, symmetry has two " one " font grooves, inserts, screw screw thread for instrument; Public pin pressure ring 70105 is enclosed within the bottom of male joint insulating base 70104;
Cable head 70201 external diameter is 32 ~ 38mm, and bottom has M27 ~ M30 external screw thread to be connected with gravity pipe nipple 70202, and external screw thread junction has two seal grooves to be provided with " O " shape sealing ring; Cable head 70201 inside adopts tapered sleeve structure to fix Φ 11.8 three armour cable; Because cable head structure belongs to conventional structure in well logging, all the other structures repeat no more;
Gravity pipe nipple 70202 length is 500 ~ 701mm, and external diameter is 32 ~ 38mm, and top has M27 ~ M30 internal thread to be connected with cable head 70201, junction has " O " shape sealing ring; Gravity pipe nipple 70202 bottom has M27 ~ M30 external screw thread to be connected with docking urceolus 70215, junction has " O " shape sealing ring; Gravity pipe nipple 70202 center internal diameter is the circular hole of 6 ~ 10mm, and for passing through signal transmssion line, there are 45 ° of chamferings at the two ends up and down of circular hole;
It is a length is the metal needle of 75 ~ 85mm that female pin adds minute hand 70203 center, and outside at metal needle, adopt mould pressing process, closely cover has an insulation sleeve; Female pin adds minute hand 70203 by external diameter size, and can be divided into seven parts from top to bottom: Part I is the metal needle exposed, diameter 1 ~ 2mm, length 8 ~ 10mm can be connected with signal transmssion line; Part II is insulation sleeve, diameter 3 ~ 4mm, length 4 ~ 5mm; Part III is insulation sleeve, external diameter 4 ~ 5mm, length 4 ~ 5mm; Part IV is insulation sleeve, external diameter 5 ~ 7mm, length 30 ~ 35mm; Part V is insulation sleeve, external diameter external diameter 8 ~ 10mm; Part VI is insulation sleeve, external diameter external diameter 6 ~ 8mm, has a groove in outside, for bundling silk thread, and insulation sleeve 70211 in fixing; Part VII is the metal needle exposed, and has M2 ~ M4 external screw thread above, can be connected with the female pin 70210 of docking;
Sealing-plug 70204 length 36 ~ 40mm, it is different that diameter is pressed in outside, is divided into three parts from top to bottom: Part I is M25 ~ M28 external screw thread, can be connected with docking urceolus 70215 internal whorl; Part II diameter 20 ~ 23mm, length 12 ~ 16mm, there is seal groove outside, is provided with " O " shape O-ring seal, forms hermetically-sealed construction with the endoporus docking urceolus 70215; Part III diameter is 17 ~ 20mm, length 10 ~ 14mm; In the plane at sealing-plug 216 top, the symmetrical blind hole having two diameter 5 ~ 7mm, inserts for instrument, screws screw thread; There is stepped throughhole sealing-plug 70204 inside, upper inner diameter 5 ~ 7mm, the degree of depth 30 ~ 35mm; Lower inner diameter 8 ~ 10mm, inside has seal groove to be provided with " O " shape O-ring seal, adds minute hand 70203 form hermetically-sealed construction with female pin; Sealing-plug 70204 is enclosed within the outside that female pin adds minute hand 70203;
Tension spring pin A70205 is a metal round rod, length 14 ~ 18mm, external diameter 2 ~ 4mm, is arranged in the through hole of docking urceolus 215 upper side, and after installation, tension spring pin A70205 two ends adopt riveting process to be fixed;
Extension spring 70206 is extension spring, mean diameter of coil 7 ~ 10mm, spring wire circular section diameter 0.6 ~ 1mm, and number of active coils 8 ~ 12 encloses; Spring one end is fixed on tension spring pin A70205, and the other end is fixed on tension spring pin B70207;
Tension spring pin B70207 is a metal round rod, length 12 ~ 14mm, external diameter 2 ~ 4mm; Tension spring pin B70207 is arranged in the through hole at docking pintle hook lock 70214 top; After installation, tension spring pin B70207 two ends adopt riveting process and to dock pintle hook lock 70214 fixing;
Lock spring pin 70208 is metal round rod, length 14 ~ 18mm, external diameter 2 ~ 4mm, is arranged in the through hole of side in the middle part of docking urceolus 70215, and after installation, lock spring pin 70208 two ends adopt riveting process to be fixed;
Lock spring 70209 is torsionspring, mean diameter of coil 5 ~ 6mm, spring wire circular section diameter 0.5 ~ 0.8mm, and number of active coils 2 ~ 3 encloses; Spring center is through lock spring pin 70208; Lock spring 70209 one end is fixed in the groove in the middle part of docking urceolus 70215, and the other end is fixed in the groove in the middle part of docking pintle hook lock 70214;
Docking female pin 70210 is stepped cylinder, overall length 60 ~ 70mm; Outside is divided into three parts from top to bottom: Part I external diameter 6 ~ 8mm, length 7 ~ 9mm; Part II external diameter 5 ~ 7mm, length 25 ~ 30mm, outer wall is axially evenly equipped with 6 ~ 8 spout holes, is bilateral symmetry in the circumferential; Part III external diameter 6 ~ 8mm; Dock female pin 70210 inside for stepped throughhole, top is M2 ~ M4 screw thread, the degree of depth 8 ~ 10mm, can add minute hand 70203 to be connected with female pin; Lower inner diameter 3 ~ 6mm, there are 15 ° ~ 30 ° circular cone chamferings bottom; Dock female pin 70210 inside and adopt craft of gilding process; Dock endoporus bottom female pin 70210 to closely cooperate with male pin 70101 formation of docking, dock the gold-plated part in male pin 70101 top and can enter endoporus bottom the female pin 70210 of docking completely;
Interior insulation sleeve 70211 is the cylinders adopting latex material to make, total length 75 ~ 80mm, external diameter 7 ~ 9mm; Inside is blind hole structure, diameter 6 ~ 8mm, the degree of depth 70 ~ 75mm; Interior insulation sleeve 70211 is enclosed within the female pin 70210 of docking, and interior insulation sleeve 70211 inside is full of silicone oil; Interior insulation sleeve 70211 top is fixed on female pin by silk thread binding and adds on the groove of minute hand 70203 bottom;
Insulation sleeve bracing frame 70212 is cylinders that a rigid plastics is made, length 2 ~ 3mm shorter in external insulation sleeve 70213, external diameter 0.2 ~ 0.4mm less of external insulation sleeve 70213 internal diameter; External insulation sleeve 70213 can be enclosed within insulation sleeve bracing frame 70212; Insulation sleeve bracing frame 70212 outer wall circumference is evenly equipped with the overflow grid seam of 4 width 2 ~ 3mm, grid seam length 40 ~ 50mm; The outer wall on insulation sleeve bracing frame 70212 top there is the groove of a width 2 ~ 3mm, for bundling fixing external insulation sleeve 70213; There is stepped step insulation sleeve bracing frame 70212 inside, upper inner diameter size 0.1 ~ 0.3mm larger than the external diameter of interior insulation sleeve 70211, the long 6 ~ 7mm of the length of insulation sleeve 212 in depth ratio; Insulation sleeve bracing frame 70212 can be enclosed within interior insulation sleeve 70211; Insulation sleeve bracing frame 70212 lower inner diameter 1 ~ 2mm less of top, forms a right angle step, for supporting interior insulation sleeve 212; The endoporus of insulation sleeve bracing frame 70212 lowermost end has 30 ° ~ 45 ° chamferings;
External insulation sleeve 70213 is the cylinders adopting latex material to make, total length 80 ~ 100mm, external diameter 14 ~ 16mm; Inside is blind hole structure, diameter 10 ~ 12mm, the degree of depth 78 ~ 98mm; External insulation sleeve 70213 can be enclosed within insulation sleeve bracing frame 70212, is bundled on the groove on insulation sleeve bracing frame 70212 top with silk thread; External insulation sleeve 70213 inside is full of silicone oil;
Docking pintle hook lock 70214 is platy structure, length 110 ~ 120mm, wide 12 ~ 14mm, is arranged in the groove of docking urceolus side; The front of docking pintle hook lock is the cambered surface of diameter 32 ~ 38mm, and there is stepped step at the back side; There is a rectangular channel, groove width 2 ~ 3mm, length 8 ~ 10mm in docking pintle hook lock center of top, having through hole in the left and right sides of groove, for installing tension spring pin B70207; At distance 11 ~ 13mm place, top, have a rectangular channel, groove width 6 ~ 8mm, length 14 ~ 18mm; At distance 11 ~ 13mm place, top, left and right has width 3 ~ 4mm, and length 11 ~ 13mm's runs through groove, and groove two ends are circular arc, and for installing tension spring pin B70207, tension spring pin B70207 can slide up and down running through in groove; One groove is had, groove width 3 ~ 4mm, length 15 ~ 18mm, for laying lock spring pin lower end torque arm in the below of front sipes; Docking pintle hook lock front has 15 ° ~ 25 ° cambered surface chamferings bottom;
Thickness difference point is pressed at docking pintle hook lock 70214 back side, is divided into four parts from top to bottom: Part I is plane structure, thickness 7 ~ 8mm, length 30 ~ 40mm; Part II is plane structure, thickness 5 ~ 6mm, length 38 ~ 42mm; Be 30 ° ~ 35 ° hook structures in the junction of first and Part II, can be formed with the pocket for the punch head of docking urceolus 70215 and closely cooperate, carrying pulling force; Part III is diameter 22 ~ 25mm Inner arc structure, thickness 7 ~ 8mm, length 14 ~ 16mm; Part IV is diameter 17 ~ 20mm Inner arc structure, thickness 11 ~ 13mm; Be 60 ° ~ 70 ° hook structures in the junction of Part III and Part IV, can be formed with the pocket for the punch head of public pin main body 70103 and coordinate, carrying pulling force; Part IV is radiused ramp bottom;
Docking urceolus 70215 length 260 ~ 310mm, external diameter 32 ~ 38mm; Apart from the outer wall of top 75 ~ 80mm, symmetrically have two step type slots, divide by groove width, be divided into three parts from top to bottom: Part I groove width 3 ~ 4mm, flute length 7 ~ 8mm, groove depth 7 ~ 9mm, top rounding process, has through hole in the left and right sides of groove, for installing tension spring pin A70205; Part II groove width 8 ~ 10mm, flute length 25 ~ 30mm, groove depth 7 ~ 9mm, top rounding process, is placed with extension spring 70206 in groove; Part III groove width 14 ~ 15mm, flute length 120 ~ 130mm, top rounding process, is placed with docking pintle hook lock 70214 in groove; Part III is different by groove depth, is divided into upper, middle, and lower part from top to bottom: upper part groove depth 7 ~ 8mm, has through hole in the left and right sides of groove, for installing lock spring pin 70208; Middle part groove depth 5 ~ 6mm; Junction between upper part and middle part is 30 ° ~ 35 ° pocket for the punch heads, is formed and coordinates, carrying pulling force with the hook on docking pintle hook lock 70214 top; Bottom is divided into groove, is communicated with docking urceolus 70215 internal holes;
There is stepped throughhole docking urceolus 70215 inside, divides, be divided into eight parts from top to bottom: Part I is sealing surface, form hermetically-sealed construction with gravity pipe nipple 70202 lower end " O " shape sealing ring by internal diameter; Part II is M27 ~ M30 internal thread, and bottom, with escape, can be connected with gravity pipe nipple 70202; Part III is M25 ~ M28 internal thread, and bottom, with escape, can be connected with sealing-plug 70204; Part IV is the hole of diameter 20 ~ 23mm, the degree of depth 12 ~ 16mm; Part V is the hole of diameter 17 ~ 20mm, the degree of depth 10 ~ 14mm; Part VI is the hole of diameter 15 ~ 17mm; Part VII is the hole of diameter 11 ~ 13mm, the degree of depth 3 ~ 5mm, and bottom is right angle step, with holding external insulation sleeve 70213 and the inner assembly installed thereof; Part VIII aperture 26 ~ 28mm, and between Part VII, have 30 ° ~ 45 ° chamfered transition, there are 30 ° ~ 45 ° chamferings bottom Part VIII hole.
Embodiment 7: be assembled into example with a male joint assembly 701, is described in further detail the utility model.
Consult Figure 10.First, the other end lower end of the public pin 1 of docking being connected wire with wire connects the heart yearn in tappet, will dock the interior installation of public pin 1 seal groove " O " shape sealing ring; Secondly, the public pin 1 of docking is inserted in the bottom hole of public pin main body 70103, is connected with the screw thread of public pin pressure cap 70102 with public pin main body 70103 top; Thirdly, male joint insulating base 70104 is filled in the bottom hole of public pin main body 70103; Finally, public pin pressure ring 70105 is connected with the internal thread of public pin main body 70103 bottom, screws, completes the assembling of male joint assembly 701.
Embodiment 8: be assembled into example with a female joint assembly 702, is described in further detail the utility model.
Consult Figure 11.First, utilize tension spring pin B70207 extension spring 70206 to be fixed in the groove on docking pintle hook lock 70214 top, tension spring pin B70207 two ends adopt riveting process and to dock pintle hook lock 70214 fixing; By the upper end of tension spring pin A70205 through extension spring 70206, be fixed in the side through hole on docking urceolus 70215 top, tension spring pin A70205 two ends adopt riveting process to fix with to docking urceolus 70215;
Secondly, that lock spring 70209 one end is passed docking pintle hook lock 70214 runs through groove, is placed in the mounting groove of docking urceolus 70215, is placed on by lock spring 70209 other end in the groove of docking pintle hook lock 70214; Drop-down docking pintle hook lock 70214, is placed in the mounting groove of docking urceolus 70215 by docking pintle hook lock 70214; By lock spring pin 70208 through lock spring 70209, utilize riveting process, make docking pintle hook lock 70214 be fixed in the mounting groove of docking urceolus 70215; Now, extension spring 70206 is in extended state, and the hook on docking pintle hook lock 70214 top is in released state with the pocket for the punch head docking urceolus 70215; Lock spring 70209 is in twisting states, and under the effect of spring strength, docking pintle hook lock 70214 is close in the mounting groove of docking urceolus 70215;
Thirdly, the upper end female pin being added minute hand 70203 the is connected wire other end with wire connects the heart yearn of logging cable; The lower end female pin being added minute hand 70203 with dock female pin 70210 and be threaded; Inject silicone oil in interior insulation sleeve 70211, be enclosed within the female pin 70210 of docking; On utilize silk thread the to be fixed on groove that female pin adds bottom minute hand 70203 of the top of interior insulation sleeve 70211;
Thirdly, insulation sleeve bracing frame 70212 is enclosed within interior insulation sleeve 70211; Inject silicone oil in external insulation sleeve 70213, be enclosed within insulation sleeve bracing frame 70212, external insulation sleeve 70213 top silk thread is fixed in the groove on insulation sleeve bracing frame 70212 top;
Thirdly, all " O " shape sealing ring is installed in the seal groove that sealing-plug 70204 is inside and outside; The wire female pin being added the connection of minute hand 70203 top passes from the endoporus bottom sealing-plug 70204, female pin is added minute hand 70203 and fills in the endoporus of sealing-plug 70204, compresses; After having assembled, by assembly one end with external insulation sleeve 70213, fill in endoporus from the top of docking urceolus 70215, the external screw thread of sealing-plug 70204 screws with the internal thread docking urceolus 70215;
Finally, penetrated the bottom of wire from gravity pipe nipple 70202, the bottom of gravity pipe nipple 70202 is threaded with the top of docking urceolus 70215; Cable head 70201 and logging cable carry out armouring; The wire that cable core in cable head 70201 and gravity pipe nipple 70202 centre bore pass is connected; Cable head 70201 is threaded with gravity pipe nipple 70202, screws, complete the assembling of female joint assembly 702.
Embodiment 9: for the docking of a horizontal wellbore logging cable butt joint device on ground and separation method, the utility model is described in further detail.
Consult Figure 12.
Ground docking calculation: by male joint assembly 701 with docking one end of public pin 70101 upward; Mention female joint assembly 702, bottom is downwards near male joint assembly 701; The first half of the docking of male joint assembly 701 public pin 70101, public pin pressure cap 70102 and public pin main body 70103 is made to import the endoporus of the docking urceolus 70215 of female joint assembly 702, docking pintle hook lock 70214 is locked with public pin main body 70103, completes the docking operation of horizontal wellbore logging cable butt joint device.
Surface separation method: when not by pulling force, with two screwdrivers, stretch into both sides docking pintle hook lock 70214 respectively with the gap of docking urceolus 70215 mounting groove, docking pintle hook lock 70214 lower end is levered up, on carry female joint assembly 702, make the first half of the public pin main body 70103 of male joint assembly 701, public pin pressure cap 70102, dock the endoporus that the docking urceolus 70215 of female joint assembly 702 derived successively by public pin 70101, complete the lock out operation of horizontal wellbore logging cable butt joint device.
Embodiment 10: for a horizontal wellbore logging cable butt joint device onsite application method, the utility model is described in further detail.
After having entered under tappet, successively the hanger of suspension tripper, anti-apical organ, male joint assembly 701 are connected with tappet; With production rig, anti-for suspension top shell is sling; By male joint assembly 701, anti-apical organ, hanger, guiding enters the suspension cavities hanging anti-top shell successively, completes suspension; Hang anti-top shell upper connecting test tubing string, tester is transported to precalculated position; Female joint assembly 702 is connected with test cable, enters from oil pipe; When female joint assembly 702 arrives male joint assembly 701 top 50 ~ 100m, with the rate discharge cable of 2000 ~ 4000m/h, until cable stretch reduces 1 ~ 5kN, stop lower payout, keep the static 1 ~ 2min of cable, complete the docking of cable butting device; With portable cable in 50m/h ~ 100m/h speed, complete tappet hanger and unlock; With portable cable in the speed of 300m/h ~ 800m/h, test; After having tested, upper portable cable, trips out whole test cable, horizontal wellbore logging cable butt joint device, anti-apical organ, hanger, tappet and tester successively; Test string docking, deblocking, trip out down-hole string and hang anti-top shell.
As mentioned above, embodiment of the present utility model is explained, but as long as do not depart from inventive point of the present utility model in fact and effect can have a lot of distortion, this will be readily apparent to persons skilled in the art.Therefore, such variation is also all included within protection domain of the present utility model.
Claims (12)
1. a horizontal well rod tube conveying well measuring technique rod tube post, is characterized in that:
Be made up of horizontal wellbore logging tappet, horizontal well rod tube conveying well measuring process pipe string, horizontal well rod tube conveying well measuring technique roofbolt; Horizontal well rod tube conveying well measuring technique roofbolt is made up of the horizontal well rod tube conveying well measuring technique roofbolt first half, horizontal well rod tube conveying well measuring technique roofbolt Lower Half;
Horizontal well rod tube conveying well measuring process pipe string, primarily of oil pipe (9), rod tube coupling tunnel (5) composition, rod tube coupling tunnel (5) connects oil pipe, and oil pipe (9) receives well head always;
The horizontal well rod tube conveying dynamic logging technique roofbolt first half, primarily of cable head, cable butt joint device female assembly (702) composition, cable head connects cable butt joint device female assembly (702);
Horizontal well rod tube conveying dynamic logging technique roofbolt Lower Half, separate lock assembly (602) primarily of cable butt joint device male assembly (701), anti-top, hang and separate lock assembly (601), tappet (4), flexible nipple, downhole instrument centralizer composition, downhole instrument top connects flexible nipple, tappet (4), go up most a root elevator bar and connect suspension solution lock assembly (601), anti-top solution lock assembly (602), cable butt joint device male assembly (701), downhole instrument two ends are connected to downhole instrument centralizer.
2. a kind of horizontal well rod tube conveying well measuring technique rod tube post according to claim 1, it is characterized in that: horizontal wellbore logging tappet, primarily of upper connector, cable public plug assembly, pressure cap, cable, body, cable female assembly, lower connector, back-up ring, thread protector, helmet composition;
The middle part of upper connector is provided with internal thread, and the lower end of lower connector is provided with outside nut, is realized the connection of upper connector and lower connector by screw thread; Upper connector upper end inwall is sealing surface, is provided with the seal groove of dress O shape circle, is realized the sealing of upper connector and lower connector by O shape circle in the middle part of lower connector;
The middle and lower part of upper connector is provided with circular hole, and hole inwall has axial location groove, and cable public plug assembly is contained in circular hole, cable public plug assembly is provided with pin, prevent cable public plug assembly from rotating in circular hole, there is internal thread circular hole upper end, and pressure cap is just contained in internal thread;
The middle and lower part of lower connector is provided with circular hole, and hole inwall has axial location groove, and cable female assembly is contained in circular hole, cable female assembly is provided with pin, prevent cable female assembly from rotating in circular hole, circular hole lower end has cannelure, and back-up ring is just contained in cannelure;
Cable public plug assembly lower end is connected with cable female assembly upper end cable;
Upper connector outer wall is provided with annular groove;
The cable public plug assembly of horizontal well bar well logging tappet is made up of (40305) holding screw (40301), insulation sleeve (40302), public plug conducting ring (40303), public plug stop pin (40304), public plug main body; Public plug main body adds 2 conducting rings and 1 intermediate insulation cover, accurately locates the frame mode be fixedly connected with; Public plug assembly inside fills sealing compound solidification;
The cable female assembly of horizontal wellbore logging tappet is made up of female stop pin (40701), female conducting ring (40702), dead ring (40703), female main body (40704), sealing and dustproof circle (40705), female pressure cap (40706); Female body interior is adopted to inlay two flexible conducting rings, intermediate insulation ring fixed connection structure form.
3. a kind of horizontal well rod tube conveying well measuring technique rod tube post according to claim 1, it is characterized in that: rod tube coupling tunnel (5) is made up of box cupling (501), anti-acrosome (502) and suspension body (503), the two ends of box cupling (501), with oil pipe internal thread, are connected with anti-acrosome (502) by screw thread; Guiding channel (A) is arranged at anti-acrosome (502) top, and upper docking passage (B) is arranged at bottom; Upper docking passage (B) has suspension cavities (D) below; Land plateau between upper docking passage (B) and suspension cavities (D) is anti-end face (C); Anti-acrosome (502) is connected by tubing round thread with suspension body (503); With lower guiding channel (F) on suspension body (503); Land plateau between lower guiding channel (F) and suspension cavities (D) is suspension face (E).
4. a kind of horizontal well rod tube conveying well measuring technique rod tube post according to claim 1, is characterized in that: horizontal wellbore logging hangs anti-top tripper, separates lock assembly (602) form by suspension solution lock assembly (601) and anti-top; Hang solution lock assembly (601) can be suspended on rod tube coupling tunnel (5), and can realize hanging and unlocking; Anti-top is separated lock assembly (602) and is placed in rod tube coupling tunnel (5), and can realize anti-top and unblock;
Hang solution lock assembly (601) to be made up of upper cone (60101), anti-top snap ring (60102), jackscrew (60103), suspension slips ring (60104), back-moving spring (60105), cone connector (60106), (top of 60101 is cylinder to upper cone, bottom is cylinder, is inclined-plane between the two; In the bottom of upper cone cylinder, namely the top on inclined-plane, fluted; Upper cone (60101) top is with sealing surface and internal thread; Interior bone, there is chamfering at the two ends of through hole; External screw thread and seal groove are arranged at upper cone (60101) bottom; Anti-top snap ring (60102) is two semicircular ring structures, and the edge of semicircular ring has top wire hole, can pass through jackscrew (60103) and close as a whole; Hang slips ring (60104) with inclined-plane, there is gap side, can slide along the inclined-plane of upper cone (60101), and external diameter becomes large or reduces; Back-moving spring (60105) is volute spring; Internal thread and sealing surface are arranged at cone connector (60106) top, and internal thread and sealing surface are arranged at bottom; Anti-top snap ring (60102) is arranged in the groove of upper cone (60101) by jackscrew (60103); The bottom of upper cone (60101), through hanging slips ring (60104), back-moving spring (60105), is connected with cone connector (60106) by screw thread;
Anti-top is separated lock assembly (602) and is made up of anti-top cone (60201), anti-jack slips ring (60202), garter spring (60203), slip spider (60204), piston body (60205), alignment pin (60206), extension spring (60207), piston limit cylinder (60208), extension spring plug (60209), anti-top cone (60201) is with chamfering inclined-plane, and bottom is connected with piston body (60205) by screw thread; Anti-jack slips ring (60202) adopts spring steel to make, and top is inclined-plane, and bottom is cylindrical, and there is gap anti-jack slips ring (60202) side, can strut under the effect of external force or shrink; Garter spring (60203) is enclosed within anti-jack slips ring (60202); Anti-jack slips ring (60202) cooperation is arranged on anti-top cone (60201), can slide up and down along the inclined-plane of anti-top cone (60202) under external force; Stepped mounting groove is arranged at slip spider (60204) top, and for installing anti-jack slips ring (60202), slip spider (60204) bottom screw thread is connected with piston limit cylinder (60208); Anti-top cone (60201) bottom is connected with piston body (60205) by screw thread; Piston body (60205) bottom is threaded, and is connected with extension spring (60207); Extension spring (60207) bottom is threaded with extension spring plug (60209) top; The side of piston limit body (60208) with locating hole, hole built with position-limitting pin, for the motion upwards of limited piston body; Piston limit body (60208) top is for placing piston body (60205), and bottom is for placing extension spring (60207); Extension spring plug (60209), under the active force of extension spring, is blocked in the lower end of piston limit body (60208).
5. a kind of horizontal well rod tube conveying well measuring technique rod tube post according to claim 1, is characterized in that: horizontal wellbore logging cable butt joint device, is made up of male joint assembly (701) and female joint assembly (702); Described male joint assembly (701), primarily of the public pin of docking (70101), public pin pressure cap (70102), public pin main body (70103), male joint insulating base (70104), public pin pressure ring (70105) composition; Described female joint assembly (702), add minute hand (70203), sealing-plug (70204), tension spring pin A (70205), extension spring (70206), tension spring pin B (70207), lock spring pin (70208), lock spring (70209) primarily of cable head (70201), gravity pipe nipple (70202), female pin, dock female pin (70210), interior insulation sleeve (70211), insulation sleeve bracing frame (70212), external insulation sleeve (70213), docking pintle hook lock (70214), docking urceolus (70215) composition.
6. a kind of horizontal well rod tube conveying well measuring technique rod tube post according to claim 5, it is characterized in that: the structure of the female joint assembly (701) of horizontal wellbore logging cable butt joint device is, the core body docking public pin (70101) adopts carbide alloy to make, dock public pin (70101) core body total length 90 ~ 100mm, four parts can be divided into: Part I diameter 3 ~ 6mm by diameter, length 10 ~ 15mm, there are 15 ° ~ 30 ° circular cone chamferings on top, the gold-plated process of outside employing; Part II diameter 2 ~ 5mm, length 40 ~ 45mm; Part III diameter 6 ~ 8mm, length 25 ~ 30mm; Part IV diameter 1 ~ 2mm, is connected with signal transmssion line bottom; Dock the first half that Part II is outside, Part III is outside and Part IV is outside of public pin (70101) core body, adopt mould pressing process to be solidified with duroplasts insulation materials;
Dock the insulation materials of public pin (70101) outside solidification, from top to bottom, by external diameter size, four parts can be divided into: Part I is positioned at the below of gold-plated core body, external diameter 3 ~ 6mm, length 35 ~ 40mm; Part II external diameter 5 ~ 7mm, length 14 ~ 16mm, has seal groove in outside, is provided with " O " shape O-ring seal, forms hermetically-sealed construction with the endoporus of public pin main body (70103); Part III external diameter 7 ~ 9mm, length 12 ~ 14mm; Part IV external diameter 2 ~ 4mm, length 12 ~ 14mm;
Public pin pressure cap (70102) top is 45 ° of circular platform types, middle part is cylindrical, external diameter 22 ~ 25mm, there is stepped throughhole public pin pressure cap (70102) inside, upper through-hole internal diameter 3 ~ 6mm, with dock public pin (70101) top and form matched in clearance, the degree of depth 10 ~ 15mm; Public pin pressure cap (70102) middle through-hole internal diameter 5 ~ 7mm, bottom has M15 ~ M18 internal thread to be connected with public pin main body (70103);
Public pin main body (70103) length 80 ~ 120mm, public pin main body (70103) outside is pressed diameter and is divided, from top to bottom, five parts can be divided into: Part I is M15 ~ M18 external screw thread, can be connected with public pin pressure cap (70102); Part II external diameter is 22 ~ 25mm, is right angle step between Part I and Part II; Part III external diameter 17 ~ 20mm, has the pocket for the punch head of 60 ° ~ 70 ° between Part II and Part III, can be formed and coordinate, carrying pulling force with the hook of docking pintle hook lock (70214) bottom; Part IV external diameter 22 ~ 25mm is 30 ° ~ 45 ° chamferings between Part III and Part IV; Part V external diameter 32 ~ 38mm is 30 ° ~ 45 ° chamferings between Part IV and Part V; There is stepped throughhole public pin main body (70103) inside, divides, can be divided into four parts from top to bottom: Part I external diameter 5 ~ 7mm, the degree of depth 14 ~ 16mm by internal diameter; Part II internal diameter 7 ~ 9mm, the degree of depth 12 ~ 14mm; Part III is M20 ~ M22 internal thread, can be connected with public pin pressure ring (70105); Part IV is M27 ~ M30 internal thread, can be connected with tappet hanger;
Male joint insulating base (70104) adopts hard nylon material to make, outside by diameter, can be divided into three parts from top to bottom: Part I external diameter 7 ~ 9mm, length 5 ~ 6mm; Part II external diameter 19 ~ 21mm, length 7 ~ 9mm; Part III external diameter 7 ~ 9mm, length 7 ~ 9mm; There is diameter 2.5 ~ 4.5mm through hole male joint insulating base (104) inside; Male joint insulating base (70104) is enclosed within the lower end of the public pin of docking (70101), and is arranged in the endoporus of public pin main body (70103);
Public pin pressure ring (70105) adopts stainless steel material to make, and outside is M20 ~ M22 external screw thread, can be connected with the internal thread of public pin main body (70103); It is the through hole of diameter 7.5 ~ 9.5mm in the middle of public pin pressure ring (70105); On the anchor ring of public pin pressure ring (70105) bottom, symmetry has two " one " font grooves, inserts, screw screw thread for instrument; Public pin pressure ring (70105) is enclosed within the bottom of male joint insulating base (70104).
7. a kind of horizontal well rod tube conveying well measuring technique rod tube post according to claim 5, it is characterized in that: the structure of the female joint assembly (702) of horizontal wellbore logging cable butt joint device is, cable head (70201) external diameter is 32 ~ 38mm, bottom has M27 ~ M30 external screw thread to be connected with gravity pipe nipple (70202), and external screw thread junction has two seal grooves to be provided with " O " shape sealing ring; Cable head (70201) inside adopts tapered sleeve structure to fix Φ 11.8 three armour cable;
Gravity pipe nipple (70202) length is 500 ~ 701mm, and external diameter is 32 ~ 38mm, and top has M27 ~ M30 internal thread to be connected with cable head (70201), junction has " O " shape sealing ring; Gravity pipe nipple (70202) bottom has M27 ~ M30 external screw thread to be connected with docking urceolus (70215), junction has " O " shape sealing ring; Gravity pipe nipple (70202) center internal diameter is the circular hole of 6 ~ 10mm, and for passing through signal transmssion line, there are 45 ° of chamferings at the two ends up and down of circular hole;
It is a length is the metal needle of 75 ~ 85mm that female pin adds minute hand (70203) center, and outside at metal needle, adopt mould pressing process, closely cover has an insulation sleeve; Female pin adds minute hand (70203) by external diameter size, and can be divided into seven parts from top to bottom: Part I is the metal needle exposed, diameter 1 ~ 2mm, length 8 ~ 10mm can be connected with signal transmssion line; Part II is insulation sleeve, diameter 3 ~ 4mm, length 4 ~ 5mm; Part III is insulation sleeve, external diameter 4 ~ 5mm, length 4 ~ 5mm; Part IV is insulation sleeve, external diameter 5 ~ 7mm, length 30 ~ 35mm; Part V is insulation sleeve, external diameter external diameter 8 ~ 10mm; Part VI is insulation sleeve, external diameter external diameter 6 ~ 8mm, has a groove in outside, for bundling silk thread, and insulation sleeve (70211) in fixing; Part VII is the metal needle exposed, and has M2 ~ M4 external screw thread above, can be connected with the female pin of docking (70210);
Sealing-plug (70204) length 36 ~ 40mm, it is different that diameter is pressed in outside, is divided into three parts from top to bottom: Part I is M25 ~ M28 external screw thread, can be connected with docking urceolus (70215) internal whorl; Part II diameter 20 ~ 23mm, length 12 ~ 16mm, there is seal groove outside, is provided with " O " shape O-ring seal, forms hermetically-sealed construction with the endoporus docking urceolus (70215); Part III diameter is 17 ~ 20mm, length 10 ~ 14mm; In the plane at sealing-plug (216) top, the symmetrical blind hole having two diameter 5 ~ 7mm, inserts for instrument, screws screw thread; There is stepped throughhole sealing-plug (70204) inside, upper inner diameter 5 ~ 7mm, the degree of depth 30 ~ 35mm; Lower inner diameter 8 ~ 10mm, inside has seal groove to be provided with " O " shape O-ring seal, adds minute hand (70203) form hermetically-sealed construction with female pin; Sealing-plug (70204) is enclosed within the outside that female pin adds minute hand (70203);
Tension spring pin A (70205) is a metal round rod, length 14 ~ 18mm, external diameter 2 ~ 4mm, be arranged in the through hole of docking urceolus (215) upper side, after installation, tension spring pin A (70205) two ends adopt riveting process to be fixed;
Extension spring (70206) is extension spring, mean diameter of coil 7 ~ 10mm, spring wire circular section diameter 0.6 ~ 1mm, and number of active coils 8 ~ 12 encloses; Spring one end is fixed on tension spring pin A (70205), and the other end is fixed on tension spring pin B (70207);
Tension spring pin B (70207) is a metal round rod, length 12 ~ 14mm, external diameter 2 ~ 4mm; Tension spring pin B (70207) is arranged in the through hole at docking pintle hook lock (70214) top; After installation, tension spring pin B (70207) two ends adopt riveting process and to dock pintle hook lock (70214) fixing;
Lock spring pin (70208) is a metal round rod, length 14 ~ 18mm, external diameter 2 ~ 4mm, be arranged in the through hole of side, docking urceolus (70215) middle part, after installation, lock spring pin (70208) two ends adopt riveting process to be fixed;
Lock spring is torsionspring, mean diameter of coil 5 ~ 6mm, spring wire circular section diameter 0.5 ~ 0.8mm, and number of active coils 2 ~ 3 encloses; Spring center is through lock spring pin; Lock spring one end is fixed in the groove in the middle part of docking urceolus, and the other end is fixed in the groove in the middle part of docking pintle hook lock;
Docking female pin is stepped cylinder, overall length 60 ~ 70mm; Outside is divided into three parts from top to bottom: Part I external diameter 6 ~ 8mm, length 7 ~ 9mm; Part II external diameter 5 ~ 7mm, length 25 ~ 30mm, outer wall is axially evenly equipped with 6 ~ 8 spout holes, is bilateral symmetry in the circumferential; Part III external diameter 6 ~ 8mm; Dock female pin inside for stepped throughhole, top is M2 ~ M4 screw thread, the degree of depth 8 ~ 10mm, can add minute hand to be connected with female pin; Lower inner diameter 3 ~ 6mm, there are 15 ° ~ 30 ° circular cone chamferings bottom; Dock female pin inside and adopt craft of gilding process; Dock endoporus bottom female pin to closely cooperate with the male pin formation of docking, dock the gold-plated part in male pin top and can enter endoporus bottom the female pin of docking completely;
Interior insulation sleeve is a cylinder adopting latex material to make, total length 75 ~ 80mm, external diameter 7 ~ 9mm; Inside is blind hole structure, diameter 6 ~ 8mm, the degree of depth 70 ~ 75mm; Interior insulation sleeve is enclosed within the female pin of docking, and interior insulation sleeve inside is full of silicone oil; Interior insulation sleeve top is fixed on female pin by silk thread binding and adds on the groove of minute hand bottom;
Insulation sleeve bracing frame is the cylinder that a rigid plastics is made, length 2 ~ 3mm shorter in external insulation sleeve, external diameter 0.2 ~ 0.4mm less of external insulation sleeve internal diameter; External insulation sleeve can be enclosed within insulation sleeve bracing frame; Insulation sleeve bracing frame outer wall circumference is evenly equipped with the overflow grid seam of 4 width 2 ~ 3mm, grid seam length 40 ~ 50mm; The outer wall on insulation sleeve bracing frame top there is the groove of a width 2 ~ 3mm, for bundling fixing external insulation sleeve; There is stepped step insulation sleeve bracing frame inside, upper inner diameter size 0.1 ~ 0.3mm larger than the external diameter of interior insulation sleeve, the long 6 ~ 7mm of the length of insulation sleeve in depth ratio; Insulation sleeve bracing frame can be enclosed within interior insulation sleeve; Insulation sleeve bracing frame lower inner diameter 1 ~ 2mm less of top, forms a right angle step, for supporting interior insulation sleeve; The endoporus of insulation sleeve bracing frame lowermost end has 30 ° ~ 45 ° chamferings;
External insulation sleeve is a cylinder adopting latex material to make, total length 80 ~ 100mm, external diameter 14 ~ 16mm; Inside is blind hole structure, diameter 10 ~ 12mm, the degree of depth 78 ~ 98mm; External insulation sleeve, to be enclosed within insulation sleeve bracing frame, is bundled on the groove on insulation sleeve bracing frame top with silk thread; External insulation sleeve inside is full of silicone oil;
Docking pintle hook lock is platy structure, length 110 ~ 120mm, wide 12 ~ 14mm, is arranged in the groove of docking urceolus side; The front of docking pintle hook lock is the cambered surface of diameter 32 ~ 38mm, and there is stepped step at the back side; There is a rectangular channel, groove width 2 ~ 3mm, length 8 ~ 10mm in docking pintle hook lock center of top, having through hole in the left and right sides of groove, for installing tension spring pin B; At distance 11 ~ 13mm place, top, have a rectangular channel, groove width 6 ~ 8mm, length 14 ~ 18mm; At distance 11 ~ 13mm place, top, left and right has width 3 ~ 4mm, and length 11 ~ 13mm's runs through groove, and groove two ends are circular arc, and for installing tension spring pin B, tension spring pin B can slide up and down running through in groove; One groove is had, groove width 3 ~ 4mm, length 15 ~ 18mm, for laying lock spring pin lower end torque arm in the below of front sipes; Docking pintle hook lock front has 15 ° ~ 25 ° cambered surface chamferings bottom;
Thickness difference point is pressed at the docking pintle hook lock back side, is divided into four parts from top to bottom: Part I is plane structure, thickness 7 ~ 8mm, length 30 ~ 40mm; Part II is plane structure, thickness 5 ~ 6mm, length 38 ~ 42mm; Be 30 ° ~ 35 ° hook structures in the junction of first and Part II, can be formed with the pocket for the punch head of docking urceolus and closely cooperate, carrying pulling force; Part III is diameter 22 ~ 25mm Inner arc structure, thickness 7 ~ 8mm, length 14 ~ 16mm; Part IV is diameter 17 ~ 20mm Inner arc structure, thickness 11 ~ 13mm; Be 60 ° ~ 70 ° hook structures in the junction of Part III and Part IV, can be formed with the pocket for the punch head of public pin main body and coordinate, carrying pulling force; Part IV is radiused ramp bottom;
Docking urceolus length 260 ~ 310mm, external diameter 32 ~ 38mm; Apart from the outer wall of top 75 ~ 80mm, symmetrically have two step type slots, divide by groove width, be divided into three parts from top to bottom: Part I groove width 3 ~ 4mm, flute length 7 ~ 8mm, groove depth 7 ~ 9mm, top rounding process, has through hole in the left and right sides of groove, for installing tension spring pin A; Part II groove width 8 ~ 10mm, flute length 25 ~ 30mm, groove depth 7 ~ 9mm, top rounding process, is placed with extension spring in groove; Part III groove width 14 ~ 15mm, flute length 120 ~ 130mm, top rounding process, is placed with docking pintle hook lock in groove; Part III is different by groove depth, is divided into upper, middle, and lower part from top to bottom: upper part groove depth 7 ~ 8mm, has through hole in the left and right sides of groove, for installing lock spring pin; Middle part groove depth 5 ~ 6mm; Junction between upper part and middle part is 30 ° ~ 35 ° pocket for the punch heads, is formed and coordinates, carrying pulling force with the hook on docking pintle hook lock top; Bottom is divided into groove, is communicated with docking outer barrel hole;
Docking outer barrel has stepped throughhole, divides, be divided into eight parts from top to bottom: Part I is sealing surface, form hermetically-sealed construction with gravity pipe nipple lower end " O " shape sealing ring by internal diameter; Part II is M27 ~ M30 internal thread, and bottom, with escape, can be connected with gravity pipe nipple; Part III is M25 ~ M28 internal thread, and bottom, with escape, can be connected with sealing-plug; Part IV is the hole of diameter 20 ~ 23mm, the degree of depth 12 ~ 16mm; Part V is the hole of diameter 17 ~ 20mm, the degree of depth 10 ~ 14mm; Part VI is the hole of diameter 15 ~ 17mm; Part VII is the hole of diameter 11 ~ 13mm, the degree of depth 3 ~ 5mm, and bottom is right angle step, with holding external insulation sleeve and the inner assembly installed thereof; Part VIII aperture 26 ~ 28mm, and between Part VII, have 30 ° ~ 45 ° chamfered transition, there are 30 ° ~ 45 ° chamferings bottom Part VIII hole.
8. a horizontal well rod tube conveying well measuring technique rod tube post, is arranged in horizontal well, and described horizontal well has sleeve pipe (10), it is characterized in that, described horizontal well rod tube conveying well measuring technique rod tube post comprises:
Sleeve pipe (10), is arranged in horizontal well;
Horizontal well rod tube conveying well measuring process pipe string, is arranged in described sleeve pipe (10);
Horizontal well rod tube conveying well measuring technique roofbolt, described horizontal well rod tube conveying well measuring technique roofbolt is arranged in described sleeve pipe (10) through described horizontal well rod tube conveying well measuring process pipe string, described horizontal well bar conveying well measuring technique roofbolt comprises downhole instrument (2) and cable head, described downhole instrument (2) is electrically connected with described cable head, and described cable head is used for being connected with the cable of described horizontal well outside.
9. horizontal well rod tube conveying well measuring technique rod tube post according to claim 8, is characterized in that,
Described horizontal well rod tube conveying well measuring process pipe string comprises oil pipe (9) and rod tube coupling tunnel (5), and described rod tube coupling tunnel (5) is arranged on the one end away from described horizontal well well head on described oil pipe (9);
Described horizontal well rod tube conveying well measuring technique roofbolt comprises tappet (4), one end of described tappet (4) is connected with described downhole instrument (2), and the other end of described tappet (4) is connected with described rod tube coupling tunnel (5).
10. horizontal well rod tube conveying well measuring technique rod tube post according to claim 9, it is characterized in that, described horizontal well rod tube conveying well measuring process pipe string also comprises:
Docking facilities (7), be arranged in described rod tube coupling tunnel (5), one end of described docking facilities (7) is connected with cable, and the other end of described docking facilities (7) is connected with described cable head.
11. horizontal well rod tube conveying well measuring technique rod tube posts according to claim 10, it is characterized in that, described horizontal well rod tube conveying well measuring process pipe string also comprises:
Hang anti-top tripper (6), be arranged in described rod tube coupling tunnel (5), the one end on described suspension anti-top tripper (6) is connected with described docking facilities (7), and the other end on described suspension anti-top tripper (6) is connected with described tappet (4).
12. horizontal well rod tube conveying well measuring technique rod tube posts according to claim 11, it is characterized in that, described rod tube coupling tunnel (5) comprising:
For the box cupling (501) be connected with described docking facilities (7);
Anti-acrosome (502), one end of described anti-acrosome (502) is connected with the one end away from described docking facilities (7) on described box cupling (501);
Suspension body (503), the other end of described anti-acrosome (502) is connected with described suspension body (503).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520289316.7U CN204804821U (en) | 2014-05-14 | 2015-05-06 | Logging technology pole tubular column is carried to horizontal well pole pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420247316 | 2014-05-14 | ||
| CN201520289316.7U CN204804821U (en) | 2014-05-14 | 2015-05-06 | Logging technology pole tubular column is carried to horizontal well pole pipe |
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| Publication Number | Publication Date |
|---|---|
| CN204804821U true CN204804821U (en) | 2015-11-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105089623A (en) * | 2014-05-14 | 2015-11-25 | 中国石油天然气股份有限公司 | Horizontal well rod and pipe conveying well logging process rod and pipe column |
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2015
- 2015-05-06 CN CN201520289316.7U patent/CN204804821U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105089623A (en) * | 2014-05-14 | 2015-11-25 | 中国石油天然气股份有限公司 | Horizontal well rod and pipe conveying well logging process rod and pipe column |
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