CN105089622B - Horizontal well bar conveying well measuring technique rod tube column - Google Patents
Horizontal well bar conveying well measuring technique rod tube column Download PDFInfo
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- CN105089622B CN105089622B CN201510226845.7A CN201510226845A CN105089622B CN 105089622 B CN105089622 B CN 105089622B CN 201510226845 A CN201510226845 A CN 201510226845A CN 105089622 B CN105089622 B CN 105089622B
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Abstract
Horizontal well bar conveying well measuring technique rod tube column, belongs to oilfield horizontal well well logging field.First level well bar conveying well measuring process pipe string, is made of oil pipe, tubing centrilizer, screen casing, starting taper, and starting taper top connects screen casing, and screen casing top connects oil pipe, and oil pipe is connected to well head always, and tubing centrilizer is connected on the oil pipe of test well section；Horizontal well bar conveying well measuring technique roofbolt, mainly it is made of end, tappet, flexible nipple, downhole instrument, downhole instrument centralizer, downhole instrument top connects flexible nipple, tappet, and most upper root elevator bar connects end, and downhole instrument two is terminated with downhole instrument centralizer；Cable connection end.Beneficial effects of the present invention：Using horizontal well bar conveying well measuring technique rod tube column, horizontal wellbore logging being carried out, realizes that cable removes, cost is low, meanwhile, tappet rigidity, good toughness, high pressure resistant high temperature, built-in cable realizes that instrument signal is transmitted, simple in structure, easy to use.
Description
Technical field
The present invention relates to horizontal well bar conveying well measuring technique rod tube column, belong to oilfield horizontal well well logging field.
Background technology
At present, domestic and international horizontal wellbore logging is generally using oil pipe (coiled tubing) conveying, tractor conveying, Hydraulic transportation etc.
Three kinds of modes.Existing oil pipe conveying and Hydraulic transportation, pump liquid, liquid enters stratum, directly affects test result, lead
Lead device conveys and coiled tubing conveying input cost is higher.There is an urgent need to find a kind of test technology as logging well straight well
Technology.
Find text of the ground such as Shandong, Jilin, Heilungkiang, Sichuan, Hubei in terms of horizontal well test equipment conveying in the country
Offer.Wherein, the horizontal well logging conveying device that Shandong Rongxing Petroleum Engineering Co., Ltd. develops, mainly by water injection pipe, oil pipe, set
Pipe, well logging apparatus, water pump, screen casing, outlet pipe form, and casing is fixed with oil well, and oil pipe is placed in casing, and the top of oil pipe connects
Screen casing is connected to, well logging apparatus is connected with cable, is positioned in oil pipe；The ground segment of oil pipe is sealing, and is equipped with water injection pipe, is noted
Water pipe is connected with water pump, and casing is equipped with outlet pipe at ground；The top closure of screen casing, has some sieve apertures on pipe.Triumph stone
The mechanical protector of logging instrument for horizontal well of drilling technology research institute of oil management office invention, can use the rigid tubing string such as drill string
Logger is sent into underground, effectively realizes the well logging of horizontal well.The device (including two pipe nipples and is connect by protection of instrumentation set
Hoop), guide shoe, the composition such as elastic locking device and rigid centralizer.Its feature is that the device can be used under drill string lower going-into-well in advance
To detected part top, then allow logger integrally to enter the device by hydrophthalmia inside drill string and lock, pass through brill
Removing for bar carries logger advance or exits, to enroll well-log information.DP technology research institute of Jilin Oil Field company grandson likes
Army according to the characteristics of Horizontal Well body structure and logging technique, using coiled tubing transmit technology, by downhole instrument send to
Well section is measured, achievees the purpose that to carry out intake profile test to horizontal well.
Foreign countries find document of the ground such as the U.S., Russia, Canada in terms of horizontal well test equipment conveying.Wherein,
Canadian NUTH DAVID have developed a kind of apparatus and method for conveying instrument in pit shaft using coiled rod.Russian O
OO KUB have developed a kind of horizontal well test equipment conveying device, include the cylinder that embedded in stent and boost motor.The U.S.
The carrying method of the horizontal well downhole tool of SCHLUMBERGER TECHNOLOGY CORP exploitations, includes a pair of crucial installation
Good arc-shaped surface, by offset, the curved surface of circular arc can be seamlessly connected with the borehole wall, meanwhile, the transmission device of work
It can be connected with arc surface.Russian G AKTSIONERNAJA N PROIZV exploitations send geophysics test equipment to level
The method of well section.Geology detecting equipment is put into well, it is mechanically connected to the top of first oil pipe, and end is connected to one
Cable.
The content of the invention
The purpose of the present invention is：A kind of horizontal well bar conveying well measuring technique rod tube column and logging method are provided, realized horizontal
Well bar conveying well measuring.
The technical solution adopted by the present invention is：
A kind of horizontal well bar conveying well measuring technique rod tube column, by first level well bar conveying well measuring process pipe string I, horizontal well
Bar conveying well measuring technique roofbolt forms；
First level well bar conveying well measuring process pipe string I, is made of oil pipe, tubing centrilizer, screen casing, starting taper, on starting taper
Portion connects screen casing, and screen casing top connects oil pipe, and oil pipe is connected to well head always, and tubing centrilizer is connected on the oil pipe of test well section；On
The structure stated is placed in casing；
Horizontal well bar conveying well measuring technique roofbolt, mainly by end, tappet, flexible nipple, downhole instrument, downhole instrument
Centralizer forms, and downhole instrument top connects flexible nipple, tappet, and most upper root elevator bar connects end, and downhole instrument two is terminated with
Downhole instrument centralizer；Cable connection end.
A kind of horizontal well bar conveying well measuring technique rod tube column, by the second horizontal well bar conveying well measuring process pipe string II, level
Well bar conveying well measuring technique roofbolt forms；
Second horizontal well bar conveying well measuring process pipe string II, is made of oil pipe, horn mouth, and horn mouth top connects oil pipe, oil
Pipe is connected to well head always；Above-mentioned structure is placed in casing；
Horizontal well bar conveying well measuring technique roofbolt, mainly by end, tappet, flexible nipple, downhole instrument, downhole instrument
Centralizer forms, and downhole instrument top connects flexible nipple, tappet, and most upper root elevator bar connects cable, and downhole instrument two is terminated with well
Lower instrument centralizer；Cable connection end.
A kind of horizontal well bar conveying well measuring technique rod tube column, is made of horizontal well bar conveying well measuring technique roofbolt；
Horizontal well bar conveying well measuring technique roofbolt, mainly by end, tappet, flexible nipple, downhole instrument, downhole instrument
Centralizer forms, and downhole instrument top connects flexible nipple, tappet, and most upper root elevator bar connects end, and downhole instrument two is terminated with
Downhole instrument centralizer.
Tappet mainly by upper connector, cable plug assembly, pressure cap, cable, body, cable socket assembly, lower connector,
Thread protector, the helmet composition used in baffle ring, and accumulating；
Body upper end is welded with upper connector lower end, and lower end is welded with lower connector upper end, makes connector, body with
Connector is integrally formed；The middle part of upper connector is equipped with internal thread, and the lower end of lower connector is equipped with outside nut, is realized by screw thread
The connection of upper connector and lower connector；Upper connector upper end inner wall is sealing surface, and the close of dress O-ring is equipped with the middle part of lower connector
Sealing groove, the sealing of upper connector and lower connector is realized by O-ring；
The middle and lower part of upper connector is equipped with circular hole, and hole inner wall has axially position groove, and cable plug assembly is in circular hole, electricity
Cable plug assembly is equipped with pin, prevents cable plug assembly from being rotated in circular hole, and there is internal thread in circular hole upper end, and pressure cap is just mounted in
In internal thread；
The middle and lower part of lower connector is equipped with circular hole, and hole inner wall has axially position groove, and cable socket assembly is in circular hole, electricity
Cable socket assembly is equipped with pin, prevents cable socket assembly from being rotated in circular hole, and circular hole lower end is provided with annular groove, and baffle ring just fills
In annular groove；
Cable plug assembly lower end is connected with cable socket assembly upper end with cable；
Upper connector outer wall is equipped with annular groove；
The cable plug assembly of the horizontal well bar well logging tappet is by holding screw, insulation sleeve, male plug conducting ring, public affairs
Plug stop pin, male plug main body composition；Male plug main body adds 2 conducting rings and 1 intermediate insulation set, is accurately positioned fixed company
The frame mode connect；After each assembling parts of male plug assembly, inside fills insulation adhesive curing；
The cable socket assembly of the horizontal wellbore logging tappet by female stop pin, female conducting ring, dead ring,
Female main body, sealing and dustproof circle, female pressure cap composition；Two elastic conducting rings are inlayed using female body interior,
Intermediate insulation ring fixed connection structure form；Insulation adhesive curing is filled inside parts.
The logging method of horizontal well bar conveying well measuring technique rod tube column, contains following steps；First, rise and former well casing column,
Well-flushing, drifting；
Secondly, by horizontal well bar conveying well measuring process pipe string tripping in casing：Tripping in oil pipe, oil pipe lower band oil pipe horn mouth
Or screen casing and oil pipe starting taper；By tripping in tappet in oil pipe, tappet lower band logger, connect on a most upper root elevator bar end and with
Cable is connected；
Then, transferred and tested with cable；
Finally, rise and cable, tappet, logger.
According to another aspect of the present invention, there is provided a kind of horizontal well bar conveying well measuring technique rod tube column, is arranged on level
In well, horizontal well has casing, and horizontal well bar conveying well measuring technique rod tube column includes：Horizontal well bar conveying well measuring technique roofbolt,
It is arranged in casing, horizontal well bar conveying well measuring technique roofbolt includes downhole instrument and end, downhole instrument and end electricity
Connection, end are used for and the cable connection outside horizontal well.
Further, horizontal well bar conveying well measuring technique roofbolt further includes：Tappet, end pass through tappet and downhole instrument
It is electrically connected.
Further, tappet includes：Body, has centre bore；For the cable plug assembly being electrically connected with end, if
Put on body close to one end of horizontal well well head；For the cable socket assembly being electrically connected with downhole instrument, body is arranged on
It is upper to pass through cable connection with cable socket assembly close to one end of downhole instrument, cable plug assembly.
Further, tappet further includes：Upper connector, is connected with one end of body, and upper connector has centre bore, cable
Plug assembly is arranged in the centre bore of connector；Lower connector, is connected with the other end of body, and lower connector has center
Hole, cable socket assembly are arranged in the centre bore of lower connector.
Further, cable plug assembly includes：Male plug main body, is arranged in connector；Male plug conducting ring, set
It is located in male plug main body.
Further, cable socket assembly includes：Female main body, has centre bore, and female main body is arranged on lower company
In junctor；Female conducting ring, is arranged in the centre bore of female main body.
Further, horizontal well bar conveying well measuring technique roofbolt further includes：Flexible nipple, one end of flexible nipple and tappet
Connection, the other end of flexible nipple are connected with downhole instrument.
Further, horizontal well bar conveying well measuring technique roofbolt further includes：Downhole instrument for downhole instrument placed in the middle is helped
Positive device, the both ends of downhole instrument are both provided with downhole instrument centralizer.
Further, horizontal well bar conveying well measuring technique rod tube column further includes：First level well bar conveying well measuring process duct
Column, is arranged in casing, and horizontal well bar conveying well measuring technique roofbolt is arranged in first level well bar conveying well measuring process pipe string.
Further, first level well bar conveying well measuring process pipe string includes：Oil pipe, is arranged in casing, horizontal well bar
Conveying well measuring technique roofbolt is arranged in oil pipe.
Further, first level well bar conveying well measuring process pipe string further includes：Starting taper, is arranged on oil pipe away from level
One end of well well head.
Further, first level well bar conveying well measuring process pipe string further includes：For consolidating the tubing centrilizer of oil pipe,
It is arranged between oil pipe and casing.
Further, horizontal well bar conveying well measuring technique rod tube column further includes：Second horizontal well bar conveying well measuring process duct
Column, is arranged in casing, and horizontal well bar conveying well measuring technique roofbolt is set through the second horizontal well bar conveying well measuring process pipe string
In casing.
Further, the second horizontal well bar conveying well measuring process pipe string includes：Oil pipe, is arranged in casing, horizontal well bar
Conveying well measuring technique roofbolt is arranged in casing through oil pipe.
Further, one end away from horizontal well well head on oil pipe is horn mouth.
Refering to Fig. 1, when carrying out logging operation, first tripping in first level well bar conveying well measuring process pipe string I, then lower going-into-well
Bar conveying well measuring technique roofbolt, cable are connected with end, are removed and tested using cable.
Refering to Fig. 2, when carrying out logging operation, first the second horizontal well of tripping in bar conveying well measuring process pipe string II, then tripping in
Well bar conveying well measuring technique roofbolt, cable are connected with end, are removed and tested using cable.
Refering to Fig. 3, when carrying out logging operation, lower going-into-well bar conveying well measuring technique roofbolt, cable is connected with end, adopts
Removed and tested with cable.
Beneficial effects of the present invention：Using horizontal well bar conveying well measuring technique rod tube column, horizontal wellbore logging is carried out, realizes electricity
Cable removes, and cost is low, meanwhile, tappet rigidity, good toughness, high pressure resistant high temperature, built-in cable realize instrument signal transmit, structure letter
It is single, it is easy to use.
Brief description of the drawings
When considered in conjunction with the accompanying drawings, by referring to following detailed description, can more completely more fully understand the present invention with
And easily learn many of which with the advantages of, but attached drawing described herein be used for a further understanding of the present invention is provided,
The part of the present invention is formed, schematic description and description of the invention is used to explain the present invention, does not form to this hair
Bright improper restriction, such as figure are wherein：
Fig. 1 is schematic structural view of the invention；
Fig. 2 is schematic structural view of the invention；
Fig. 3 is schematic structural view of the invention；
Fig. 4 is tappet structure diagram of the present invention；
Fig. 5 is tappet cable plug assembly structure schematic diagram of the present invention；
Fig. 6 is tappet cable socket assembly structure schematic diagram of the present invention.
The present invention is further described with reference to the accompanying drawings and examples.
Embodiment
Obviously, those skilled in the art belong to the guarantor of the present invention based on many modifications and variations that spirit of the invention is done
Protect scope.
Embodiment 1:As shown in Figure 1, a kind of horizontal well bar conveying well measuring technique rod tube column, is conveyed by first level well bar and surveyed
Well process pipe string I, horizontal well bar conveying well measuring technique roofbolt composition；
First level well bar conveying well measuring process pipe string I, mainly by oil pipe 11, tubing centrilizer 3, screen casing 2, starting taper 1 etc.
Composition, 1 top of starting taper connect screen casing 2, and 2 top of screen casing connects oil pipe 11, and oil pipe 11 is connected to well head always, in the oil pipe 11 of test well section
On be connected to tubing centrilizer 3；
Horizontal well bar conveying well measuring technique roofbolt, mainly by end 8, tappet 7, flexible nipple 6, downhole instrument centralizer
5 grades form, and 4 top of downhole instrument connects flexible nipple 6, tappet 7, and most upper root elevator bar 7 connects end 8,4 liang of terminations of downhole instrument
There is downhole instrument centralizer 5；9 connecting cable of cable first 8, above-mentioned structure are placed in casing 12.
When carrying out logging operation, first tripping in first level well bar conveying well measuring process pipe string I, then tripping in horizontal well bar are defeated
Logging technique roofbolt is sent, is removed and is tested using cable 9.
Embodiment 2：As shown in Fig. 2, horizontal well bar conveying well measuring technique rod tube column, by the second horizontal well bar conveying well measuring work
Skill tubing string II, horizontal well bar conveying well measuring technique roofbolt composition；
Second horizontal well bar conveying well measuring process duct II, is mainly made of, 10 top of horn mouth connects oil pipe 11, horn mouth 10
Oil pipe 11, oil pipe 11 are connected to well head always；
Horizontal well bar conveying well measuring technique roofbolt, mainly by end 8, tappet 7, flexible nipple 6, downhole instrument centralizer
5 grades form, and 4 top of downhole instrument connects flexible nipple 6, tappet 7, and most upper root elevator bar 7 connects end 8,4 liang of terminations of downhole instrument
There is downhole instrument centralizer 5；9 connecting cable of cable first 8, above-mentioned structure are placed in casing 12.
When carrying out logging operation, first the second horizontal well of tripping in bar conveying well measuring process pipe string II, then tripping in horizontal well bar
Conveying well measuring technique roofbolt, is removed using cable 9 and is tested.
Embodiment 3：As shown in figure 3, horizontal well bar conveying well measuring technique rod tube column, by horizontal well bar conveying well measuring technique bar
Column forms；
Horizontal well bar conveying well measuring technique roofbolt, mainly by end 8, tappet 7, flexible nipple 6, downhole instrument centralizer
5 grades form, and 4 top of downhole instrument connects flexible nipple 6, tappet 7, and most upper root elevator bar 7 connects end 8,4 liang of terminations of downhole instrument
There is downhole instrument centralizer 5；
When carrying out logging operation, tripping in horizontal well bar conveying well measuring technique roofbolt, cable 9 is connected with end 8, uses
Pull cable 9 to remove to be tested.
Embodiment 4：
The tappet as shown in figure 4, horizontal well bar is logged well, mainly by the body of rod, cable plug assembly 403, pressure cap 404, cable
405th, the thread protector 401 and helmet 410 used in cable socket assembly 407, baffle ring 409 and accumulating forms；
The body of rod is by tubular 38 millimeters of 406 outside diameter of body, 25 millimeters of internal diameter, 8000 millimeters of length, and body 406 is with justifying
Upper connector 402, the body 406 of cylinder shape weld together with tubular lower connector 408, body 406, upper connector
402 and lower connector 408 center line on same straight line；
Upper connector 402 has a centre bore, and upper 402 centre bore of connector is stepped central hole, in upper 402 upper end of connector
Heart hole has 11/16Sucker rod internal thread, the thread protector 401 used in accumulating is fixed with the threaded upper ends of upper connector 402；Upper
There is a cable plug assembly 403 in the centre bore of 15 millimeters of 402 mid diameter of connector；Have on the hole wall of middle part center wide by 2
Millimeter axial groove, 40304 one end of plug stop pin of cable plug assembly 403 is in axial groove；In upper 402 centre of connector
There is internal thread in the upper end in heart hole, and annular 404 external screw thread of pressure cap is fixed on the middle centre bore upper end of connector 402, pressure cap 404
Cable plug assembly 403 is fixed in upper 40402 middle centre bore of connector；Cable 405 is passed through in upper 402 lower end of connector
Heart hole, 406 centre bore of body and lower 408 centre bore of connector, cable plug assembly 403 and cable socket assembly 407 are connected；
Lower connector 408 has centre bore, and lower 408 centre bore of connector is stepped central hole, and lower 408 lower end of connector is straight
There is a cable socket assembly 407 in the centre bore that 15 millimeters of footpath；Have on lower 408 lower end center hole wall of connector 2 millimeters wide
Axial groove, 40701 one end of socket stop pin of cable socket assembly 407 is in axial groove；In lower 408 lower end centre bore of connector
Wall has annular groove, and annular baffle ring 409 is stuck in lower 408 lower end center bore inner wall annular groove of connector, and baffle ring 409 inserts cable
Seat assembly 407 is fixed in lower 408 lower end centre bore of connector；Have 1 in lower 408 lower end of connector1/16Sucker rod external screw thread, storage
The helmet 410 used in fortune is threadedly secured in the lower end of lower connector 408；
There is seal groove on the wall of lower 408 external thread section of connector, there are O sealing rings in seal groove；In upper connector 402
There is sealing surface on the wall of thread segment；When being connected between horizontal wellbore logging tappet and between tappet and instrument tool, pass through screw thread
Upper connector 402 and lower connector 408 and connecting component connection and sealing are realized with O sealing rings；
There is the annular groove of 28 millimeters of diameter on the outer wall of upper connector 402, when removing well operations as tappet scene, rise
The bayonet for hanging the rod elevator of tappet is used；
403 lower end of cable plug assembly is connected with 407 upper end cable 405 of cable socket assembly.
As shown in figure 5, the cable plug assembly 403 of the horizontal well bar well logging tappet is by holding screw 40301, insulation
Set 40302, male plug conducting ring 40303, male plug stop pin 40304, male plug main body 40305 form；Male plug main body
40305 2 male plug conducting rings 40303 of connection and 1 insulation sleeve 40302 among male plug conducting ring 40303, accurately
It is located through male plug stop pin 40304, the frame mode that holding screw 40301 is fixedly connected；Cable plug assembly 403 each zero
After part assembling, inside fills high-temperature insulation adhesive curing；
As shown in fig. 6, the cable socket assembly 407 of the horizontal wellbore logging tappet is by female stop pin 40701, mother
Plug conducting ring 40702, dead ring 40703, female main body 40704, sealing and dustproof circle 40705,40706 groups of female pressure cap
Into；
Two elastic female conducting rings 40702 are inlayed inside cable socket assembly 407 and in two elastic female plugs
40703 fixed connection structure form of dead ring between head conducting ring 40702, has in 40706 inner circle of female pressure cap the sealing anti-
Konisphere 40705, female stop pin 40701 connect female main body 40704, and female main body 40704 connects female pressure cap
40706th, female conducting ring 40702 and dead ring 40703；The parts of cable socket assembly 407 assemble, and inside fills height
Warm insulating cement, cures；Overall high temperature resistance, shock resistance.
As described above, the embodiment of the present invention is explained, as long as but essentially without this hair of disengaging
Bright inventive point and effect can have many deformations, this will be readily apparent to persons skilled in the art.Therefore, this
The variation of sample is also integrally incorporated within protection scope of the present invention.
Claims (4)
- A kind of 1. horizontal well bar conveying well measuring technique rod tube column, it is characterised in that：It is made of first level well bar conveying well measuring process pipe string, horizontal well bar conveying well measuring technique roofbolt；First level well bar conveying well measuring process pipe string, is made of, starting taper top connects sieve oil pipe, tubing centrilizer, screen casing, starting taper Pipe, screen casing top connect oil pipe, and oil pipe is connected to well head always, and tubing centrilizer is connected on the oil pipe of test well section；Above-mentioned knot Structure is placed in casing；Horizontal well bar conveying well measuring technique roofbolt, mainly by end, tappet, flexible nipple, downhole instrument, downhole instrument righting Device forms, and downhole instrument top connects flexible nipple, tappet, and most upper root elevator bar connects end, and downhole instrument two is terminated with underground Instrument centralizer；Cable connection end；Wherein, tappet is mainly by upper connector, cable plug assembly, pressure cap, cable, body, cable socket assembly, lower connection Thread protector, the helmet composition used in body, baffle ring, and accumulating；Body upper end is welded with upper connector lower end, and lower end is welded with lower connector upper end, makes connector, body and lower connection Body is integrally formed；The middle part of upper connector is equipped with internal thread, and the lower end of lower connector is equipped with outside nut, is realized and connected by screw thread The connection of junctor and lower connector；Upper connector upper end inner wall is sealing surface, and the sealing of dress O-ring is equipped with the middle part of lower connector Groove, the sealing of upper connector and lower connector is realized by O-ring；The middle and lower part of upper connector is equipped with circular hole, and hole inner wall has axially position groove, and cable plug assembly in circular hole, insert by cable Head assembly is equipped with pin, prevents cable plug assembly from being rotated in circular hole, there is internal thread in circular hole upper end, and pressure cap is just mounted in interior spiral shell In line；The middle and lower part of lower connector is equipped with circular hole, and hole inner wall has axially position groove, and cable socket assembly in circular hole, insert by cable Seat assembly is equipped with pin, prevents cable socket assembly from being rotated in circular hole, and circular hole lower end is provided with annular groove, and baffle ring is just mounted in ring In shape groove；Cable plug assembly lower end is connected with cable socket assembly upper end with cable；Upper connector outer wall is equipped with annular groove；The cable plug assembly of the horizontal well bar well logging tappet is by holding screw, insulation sleeve, male plug conducting ring, male plug Stop pin, male plug main body composition；Male plug main body adds 2 conducting rings and 1 intermediate insulation set, is accurately positioned what is be fixedly connected Frame mode；After each assembling parts of male plug assembly, inside fills insulation adhesive curing；The cable socket assembly of the horizontal wellbore logging tappet is by female stop pin, female conducting ring, dead ring, female plug Head main body, sealing and dustproof circle, female pressure cap composition；Two elastic conducting rings are inlayed using female body interior, it is middle Dead ring fixed connection structure form；Insulation adhesive curing is filled inside parts.
- A kind of 2. horizontal well bar conveying well measuring technique rod tube column, it is characterised in that：It is made of the second horizontal well bar conveying well measuring process pipe string, horizontal well bar conveying well measuring technique roofbolt；Second horizontal well bar conveying well measuring process pipe string, is made of, horn mouth top connects oil pipe, and oil pipe is always oil pipe, horn mouth It is connected to well head；Above-mentioned structure is placed in casing；Horizontal well bar conveying well measuring technique roofbolt, mainly by end, tappet, flexible nipple, downhole instrument, downhole instrument righting Device forms, and downhole instrument top connects flexible nipple, tappet, and most upper root elevator bar connects cable, and downhole instrument two is terminated with downhole instrument Device centralizer；Cable connection end；Wherein, tappet is mainly by upper connector, cable plug assembly, pressure cap, cable, body, cable socket assembly, lower connection Thread protector, the helmet composition used in body, baffle ring, and accumulating；Body upper end is welded with upper connector lower end, and lower end is welded with lower connector upper end, makes connector, body and lower connection Body is integrally formed；The middle part of upper connector is equipped with internal thread, and the lower end of lower connector is equipped with outside nut, is realized and connected by screw thread The connection of junctor and lower connector；Upper connector upper end inner wall is sealing surface, and the sealing of dress O-ring is equipped with the middle part of lower connector Groove, the sealing of upper connector and lower connector is realized by O-ring；The middle and lower part of upper connector is equipped with circular hole, and hole inner wall has axially position groove, and cable plug assembly in circular hole, insert by cable Head assembly is equipped with pin, prevents cable plug assembly from being rotated in circular hole, there is internal thread in circular hole upper end, and pressure cap is just mounted in interior spiral shell In line；The middle and lower part of lower connector is equipped with circular hole, and hole inner wall has axially position groove, and cable socket assembly in circular hole, insert by cable Seat assembly is equipped with pin, prevents cable socket assembly from being rotated in circular hole, and circular hole lower end is provided with annular groove, and baffle ring is just mounted in ring In shape groove；Cable plug assembly lower end is connected with cable socket assembly upper end with cable；Upper connector outer wall is equipped with annular groove；The cable plug assembly of the horizontal well bar well logging tappet is by holding screw, insulation sleeve, male plug conducting ring, male plug Stop pin, male plug main body composition；Male plug main body adds 2 conducting rings and 1 intermediate insulation set, is accurately positioned what is be fixedly connected Frame mode；After each assembling parts of male plug assembly, inside fills insulation adhesive curing；The cable socket assembly of the horizontal wellbore logging tappet is by female stop pin, female conducting ring, dead ring, female plug Head main body, sealing and dustproof circle, female pressure cap composition；Two elastic conducting rings are inlayed using female body interior, it is middle Dead ring fixed connection structure form；Insulation adhesive curing is filled inside parts.
- A kind of 3. horizontal well bar conveying well measuring technique rod tube column, it is characterised in that：It is made of horizontal well bar conveying well measuring technique roofbolt；Horizontal well bar conveying well measuring technique roofbolt, mainly by end, tappet, flexible nipple, downhole instrument, downhole instrument righting Device forms, and downhole instrument top connects flexible nipple, tappet, and most upper root elevator bar connects end, and downhole instrument two is terminated with underground Instrument centralizer；Wherein, tappet is mainly by upper connector, cable plug assembly, pressure cap, cable, body, cable socket assembly, lower connection Thread protector, the helmet composition used in body, baffle ring, and accumulating；Body upper end is welded with upper connector lower end, and lower end is welded with lower connector upper end, makes connector, body and lower connection Body is integrally formed；The middle part of upper connector is equipped with internal thread, and the lower end of lower connector is equipped with outside nut, is realized and connected by screw thread The connection of junctor and lower connector；Upper connector upper end inner wall is sealing surface, and the sealing of dress O-ring is equipped with the middle part of lower connector Groove, the sealing of upper connector and lower connector is realized by O-ring；The middle and lower part of upper connector is equipped with circular hole, and hole inner wall has axially position groove, and cable plug assembly in circular hole, insert by cable Head assembly is equipped with pin, prevents cable plug assembly from being rotated in circular hole, there is internal thread in circular hole upper end, and pressure cap is just mounted in interior spiral shell In line；The middle and lower part of lower connector is equipped with circular hole, and hole inner wall has axially position groove, and cable socket assembly in circular hole, insert by cable Seat assembly is equipped with pin, prevents cable socket assembly from being rotated in circular hole, and circular hole lower end is provided with annular groove, and baffle ring is just mounted in ring In shape groove；Cable plug assembly lower end is connected with cable socket assembly upper end with cable；Upper connector outer wall is equipped with annular groove；The cable plug assembly of the horizontal well bar well logging tappet is by holding screw, insulation sleeve, male plug conducting ring, male plug Stop pin, male plug main body composition；Male plug main body adds 2 conducting rings and 1 intermediate insulation set, is accurately positioned what is be fixedly connected Frame mode；After each assembling parts of male plug assembly, inside fills insulation adhesive curing；The cable socket assembly of the horizontal wellbore logging tappet is by female stop pin, female conducting ring, dead ring, female plug Head main body, sealing and dustproof circle, female pressure cap composition；Two elastic conducting rings are inlayed using female body interior, it is middle Dead ring fixed connection structure form；Insulation adhesive curing is filled inside parts.
- 4. usage right requires the logging method of the horizontal well bar conveying well measuring technique rod tube column of 1 to 3 any one, its feature exists In containing following steps：First, rise and former well casing column, well-flushing, drifting；Secondly, by horizontal well bar conveying well measuring process pipe string tripping in casing：Tripping in oil pipe, oil pipe lower band oil pipe horn mouth or sieve Pipe and oil pipe starting taper；By tripping in tappet in oil pipe, tappet lower band logger, connects end and and cable on most upper root elevator bar It is connected；Then, transferred and tested with cable；Finally, rise and cable, tappet, logger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510226845.7A CN105089622B (en) | 2014-05-14 | 2015-05-06 | Horizontal well bar conveying well measuring technique rod tube column |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410204267 | 2014-05-14 | ||
| CN2014102042672 | 2014-05-14 | ||
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| CN113338905A (en) * | 2021-06-08 | 2021-09-03 | 太平洋远景石油技术(北京)有限公司 | Pumping method and tubular column of horizontal well tester |
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| CN201144690Y (en) * | 2007-11-27 | 2008-11-05 | 中国石油天然气集团公司 | Casing horizontal well logging device |
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