CN101985876A - Magnetic source generator - Google Patents
Magnetic source generator Download PDFInfo
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- CN101985876A CN101985876A CN2010105515523A CN201010551552A CN101985876A CN 101985876 A CN101985876 A CN 101985876A CN 2010105515523 A CN2010105515523 A CN 2010105515523A CN 201010551552 A CN201010551552 A CN 201010551552A CN 101985876 A CN101985876 A CN 101985876A
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Abstract
The invention relates to the technical field of a magnetic field source generating tool used in well drilling of an oil field, in particular to a magnetic source generator which comprises an upper connector, an outer sleeve, a circuit conducting device, an insulating device, a magnetic source generating device and a piston driving device, wherein the circuit conducting device which can be electrically connected with an upper cable is installed in the upper connector and the outer sleeve through the insulating device; connecting threads are arranged at the lower part of the inner wall of the outer sleeve, and the magnetic source generating device is installed at the lower part of the inner wall of the outer sleeve; the positive terminal and the negative terminal of the magnetic source generating device are respectively connected electrically with the circuit conducting device through leads; and the piston driving device which can block the pressure liquid and drive the upper connector, the outer sleeve and the magnetic source generating device to move downward is fixedly installed at the lower part of the magnetic source generating device. The invention has the characteristics of reasonable and compact structure, simple structure, and safety and reliability and is convenient to use, easy to manufacture, maintain and operate., the piston driving device is pushed through the pressure liquid, and the external liquid and the circuit conducting device are isolated through the insulating device.
Description
Technical field
The present invention relates to the magnetic field sources generation technical field of tools that oil drilling uses, is a kind of magnetic source generator.
Background technology
The steam assisted gravity drainage techniques implementation method is as follows: be exactly to bore the parallel horizontal well of a pair of horizontal segment near the oil reservoir bottom position, the steam injection of upper water horizontal well, the steam that the injects onlap that makes progress forms vapor chamber and constantly reaches sideways expansion upward on the stratum, with crude oil generation interchange of heat, the crude oil of heating and steam condensate (SC), are produced with the way of lifting in the level of production well of bottom by the action of gravity earial drainage again.The enforcement key of this technology is how accurately to control the horizontal segment of two mouthfuls of water horizontal wells, the space length that should obtain to fix, and integral body is controlled in the reservoir sand body and extends again.This has just proposed very high requirement to the accurate measurement of borehole track and the accurate calculating of interlayer position, and the magnetic orientation measuring technique is exactly the core that solves this demand.And the magnetic source generator is a necessary part in the magnetic orientation measuring system.The existing magnetic source generator that uses has the following disadvantages in actual use: 1. general structure complexity, and difficulty of processing is big, cost is high; 2. outer lead sealing difference easily causes external fluid to enter magnetic source inside in the magnetic source, thereby the magnetic source inner member is caused injury in various degree even makes it entirely ineffective.
Summary of the invention
The invention provides a kind of magnetic source generator, overcome the deficiency of above-mentioned prior art, it can effectively solve complex structure, cost height that magnetic field sources generation instrument that existing oil drilling uses exists, sealing is poor, liquid easily enters and damage the problem of inner member.
Technical scheme of the present invention realizes by following measure: a kind of magnetic source generator comprises top connection, outer sleeve, circuit conduction device, seal, magnetic source generating means and piston driver; The outer lower portion of top connection has sleeve that screw thread is installed and is installed with outer sleeve, can be installed in top connection and outer sleeve inside by seal with the circuit conduction device that upper cable is electrically connected, the inwall bottom of outer sleeve connects external threading and is installed with the magnetic source generating means, the positive terminal of magnetic source generating means and negative pole end are electrically connected by lead and circuit conduction device respectively, and the bottom of magnetic source generating means is installed with and can stops pressure fluid and drive the piston driver that top connection, outer sleeve and magnetic source generating means move down.
Be further optimization and/or improvements below to the foregoing invention technical scheme:
Above-mentioned seal can comprise insulating joint, insulating bushing and short lining, and the circuit conduction device can comprise cable connector, conductive pole, power spring, spring press-cover, conductive tube, screw rod assembly and fixed cover; The joint top cover is arranged at the top of top connection, the upper outside of joint top cover and top connection has the joint external screw thread, top cover ring platform is arranged at the top of joint top cover, there is the connecting socket with the intracavity inter-connection of top connection the inside of top cover ring platform and joint top cover, and there is screw thread in the outside, insulating joint bottom and is fixedly mounted in the connecting socket; Insulating bushing is sleeved in the inner chamber of top connection, and the bush ring platform is arranged at the internal chamber wall bottom of insulating bushing; There is guide pillar ring platform in the outside, middle part of conductive pole, the conductive pole on guide pillar Huan Tai top forms axle journal, the conductive pole of guide pillar Huan Tai bottom forms the lower shaft neck, there is the affixed screw thread of the axle of going up in the last axle journal outside, there is the insulation screw inside of insulating joint, and last axle journal is fixedly mounted in the insulation screw by the affixed screw thread of last axle; Cable connector is installed in top cover Huan Tai top by insulating joint, and the cable connector lower end has cable to connect screw and connects screw and the affixed screw thread of last axle is fixedly mounted on axle journal top by cable, and the lower surface of cable connector is pressed on the upper surface of insulating joint; Guide pillar Huan Tai bottom reaches down, and axle journal is sleeved in the inner chamber of insulating bushing, in the insulating bushing inner chamber of following axle journal below power spring and spring press-cover are arranged, the bottom of spring press-cover is sleeved in the inner chamber of bush ring platform and can moves up and down, there is gland ring platform in the outside, middle part of spring press-cover, the top of power spring is sleeved on down on the axle journal, the bottom of power spring is sleeved on the outside, spring press-cover upper end, the upper end of power spring holds out against on the lower surface of guide pillar ring platform, and the lower end of power spring holds out against on the upper surface of gland ring platform; Conductive tube is installed in outer sleeve inner chamber middle part, connect on the outer sleeve inwall of external threading top the liner ring platform is arranged, the outer lower portion of conductive tube has the guide groove that matches with the liner ring platform, and the lower surface of top connection is pressed on the upper surface of conductive tube and the upper surface of guide groove is sitting on the upper surface of liner ring platform; There is guide Ka Tai at the inner chamber middle part of conductive tube, on the conductive tube inwall of guide card platform below the arc cavity is arranged, the terminal screw is arranged on the sidewall of arc cavity and be installed with the electrode terminal, there is the lining draw-in groove that matches with guide Ka Tai in the outside, middle part of short lining and is clamped on the guide Ka Tai; The screw rod assembly is installed in the inner chamber of short lining, the screw rod assembly comprises stud and lock nut, the bolt head of stud is positioned at the screw rod middle and lower part, bolt head and lock nut are positioned at the arc cavity, the upper surface of bolt head is pressed on the lower surface of short lining, lock nut is fixedly mounted on the screw rod of bolt head below, the screw rod top of stud is installed with fixed cover by screw thread, the lower surface of fixed cover is pressed on the upper surface of short lining, the concave-arc base hole is arranged on the upper surface of fixed cover, and the lower end of spring press-cover is sitting on the bottom surface in concave-arc base hole.
Above-mentioned magnetic source generating means can comprise coil, magnetic core and pin connectors; The inner chamber bottom of outer sleeve connects external threading and is installed with magnetic core, in the top body of magnetic core the mandrel chamber is arranged, the upper outside of magnetic core has the inner plug countersunk head screw that is connected with the mandrel chamber, pin connectors is fixedly mounted in the magnetic core array by plug countersunk head screw, circumferentially there is wire casing in the magnetic core outside of plug countersunk head screw bottom, the middle part of coil is wrapped in the wire casing, the positive terminal of coil and negative pole end are electrically connected by the positive terminals and the negative terminals of lead and pin connectors respectively, the positive terminals of pin connectors are electrically connected by the bolt head of lead and stud, and the negative terminals of pin connectors are electrically connected by lead and electrode terminal; There is the sheath groove in the magnetic core outside at wire casing place and the protective sleeve of insulation is installed.
Above-mentioned piston driver can comprise the obturating plug post and drive plug; There is under the mandrel screw thread bottom of magnetic core and is installed with the obturating plug post, and there is the jam groove in the obturating plug post outside and is installed with and drives plug, and there is the flange that can stop liquid stream in the outside that drives plug.
Can there be the obturating plug screw thread in the outside, bottom of above-mentioned obturating plug post and be installed with seeker, and there is the up big and down small guiding conical surface lower end of seeker.
Up big and down small taper pedestal can be arranged at the top of above-mentioned insulating joint, and up big and down small conical seat hole is arranged at the top of top cover ring platform, and the lower end in conical seat hole is connected with the upper end of connecting socket, and insulating joint is sitting in the conical seat hole by the taper pedestal and keeps sealing; The outer middle side part of top cover ring platform has annular slot.
Above-mentioned driving plug can be and drives plug or drive leather cup or V-type packing.
Radial direction through hole can be arranged at above-mentioned cable connector top.
Reasonable and compact in structure of the present invention, easy to use, it promotes piston driver by pressure fluid, by seal isolating exterior liquid and circuit conduction device, have simple in structure, be easy to make maintenance and operation, safe and reliable characteristics.
Description of drawings
Accompanying drawing 1 partly cuts open structural representation for the master of most preferred embodiment of the present invention looks.
Accompanying drawing 2 is the structure for amplifying schematic diagram on accompanying drawing 1 top.
Accompanying drawing 3 is the structure for amplifying schematic diagram at accompanying drawing 1 middle part.
Accompanying drawing 4 is the structure for amplifying schematic diagram of accompanying drawing 1 bottom.
Coding in the accompanying drawing is respectively: 1 is top connection, and 2 is outer sleeve, and 3 is cable connector; 4 is insulating joint, and 5 are sleeve installation screw thread, and 6 for connecing external threading; 7 is coil, and 8 is insulating bushing, and 9 are short lining; 10 is conductive pole, and 11 is power spring, and 12 is spring press-cover; 13 is conductive tube, and 14 is fixed cover, and 15 is the joint top cover; 16 is the joint external screw thread, and 17 is top cover ring platform, and 18 is connecting socket; 19 is the bush ring platform, and 20 is guide pillar ring platform, and 21 is last axle journal; 22 are following axle journal, and 23 be the affixed screw thread of last axle, and 24 are the screw that insulate; 25 is gland ring platform, and 26 is the liner ring platform, and 27 is the guide groove; 28 is guide Ka Tai, and 29 is the arc cavity, and 30 is stud; 31 is lock nut, and 32 is the concave-arc base hole, and 33 is magnetic core; 34 is pin connectors, and 35 is the mandrel chamber, and 36 is plug countersunk head screw; 37 is wire casing, and 38 is the sheath groove, and 39 is protective sleeve; 40 is the obturating plug post; 41 for driving plug, and 42 is screw thread under the mandrel, and 43 is the jam groove; 44 is flange; 45 is the obturating plug screw thread, and 46 is seeker, and 47 are the guiding conical surface; 48 are the taper pedestal; 49 is the conical seat hole, and 50 is annular slot, and 51 is radial direction through hole; 52 is the electrode terminal, and 53 is bolt head.
The specific embodiment
The present invention is not subjected to the restriction of following embodiment, can determine concrete embodiment according to technical scheme of the present invention and actual conditions.
In the present invention, for convenience of description, the description of the relative position relation of each parts all is that the Butut mode according to Figure of description is described, as: upper and lower, about etc. the position relation be what to determine according to the Butut direction of Figure of description.
Below in conjunction with most preferred embodiment and accompanying drawing the present invention is further described:
Shown in accompanying drawing 1,2,3,4, this magnetic source generator comprises top connection 1, outer sleeve 2, circuit conduction device, seal, magnetic source generating means and piston driver; The outer lower portion of top connection 1 has sleeve that screw thread 5 is installed and is installed with outer sleeve 2, can be installed in top connection 1 and outer sleeve 2 inside by seal with the circuit conduction device that upper cable is electrically connected, the inwall bottom of outer sleeve 2 connects external threading 6 and is installed with the magnetic source generating means, the positive terminal of magnetic source generating means and negative pole end are electrically connected by lead and circuit conduction device respectively, and the bottom of magnetic source generating means is installed with and can stops pressure fluid and drive top connection 1, the piston driver that outer sleeve 2 and magnetic source generating means move down.By the positiver sealing of seal, can effectively avoid liquid to enter outer sleeve 2 internal damage circuit conduction devices.
Can according to actual needs above-mentioned magnetic source generator be made further optimization and/or improvements:
Shown in accompanying drawing 2,3, seal comprises insulating joint 4, insulating bushing 8 and short lining 9, and the circuit conduction device comprises cable connector 3, conductive pole 10, power spring 11, spring press-cover 12, conductive tube 13, screw rod assembly and fixed cover 14; Joint top cover 15 is arranged at the top of top connection 1, the upper outside of joint top cover 15 and top connection 1 has joint external screw thread 16, top cover ring platform 17 is arranged at the top of joint top cover 15, there is the connecting socket 18 with the intracavity inter-connection of top connection 1 inside of top cover ring platform 17 and joint top cover 15, and there is screw thread in the outside, insulating joint 4 bottoms and is fixedly mounted in the connecting socket 18; Insulating bushing 8 is sleeved in the inner chamber of top connection 1, and bush ring platform 19 is arranged at the internal chamber wall bottom of insulating bushing 8; There is guide pillar ring platform 20 in the outside, middle part of conductive pole 10, the conductive pole 10 on guide pillar ring platform 20 tops forms goes up axle journal 21, the conductive pole 10 of guide pillar ring platform 20 bottoms forms axle journal 22 down, there is the affixed screw thread 23 of the axle of going up in last axle journal 21 outsides, there is insulation screw 24 inside of insulating joint 4, and last axle journal 21 is fixedly mounted in the insulation screw 24 by the affixed screw thread 23 of last axle; Cable connector 3 is installed in top cover ring platform 17 tops by insulating joint 4, cable connector 3 lower ends have cable to connect screw and connect screw and the affixed screw thread 23 of last axle is fixedly mounted on axle journal 21 tops by cable, and the lower surface of cable connector 3 is pressed on the upper surface of insulating joint 4; Guide pillar ring platform 20 bottoms reach down, and axle journal 22 is sleeved in the inner chamber of insulating bushing 8, in insulating bushing 8 inner chambers of following axle journal 22 belows power spring 11 and spring press-cover 12 are arranged, the bottom of spring press-cover 12 is sleeved in the inner chamber of bush ring platform 19 and can moves up and down, there is gland ring platform 25 in the outside, middle part of spring press-cover 12, the top of power spring 11 is sleeved on down on the axle journal 22, the bottom of power spring 11 is sleeved on the outside, spring press-cover 12 upper ends, the upper end of power spring 11 holds out against on the lower surface of guide pillar ring platform 20, and the lower end of power spring 11 holds out against on the upper surface of gland ring platform 25; Conductive tube 13 is installed in outer sleeve 2 inner chambers middle part, connect on outer sleeve 2 inwalls of external threading 6 tops liner ring platform 26 is arranged, the outer lower portion of conductive tube 13 has the guide groove 27 that matches with liner ring platform 26, and the lower surface of top connection 1 is pressed on the upper surface of conductive tube 13 and the upper surface of guide groove 27 is sitting on the upper surface of liner ring platform 26; There is guide card platform 28 at the inner chamber middle part of conductive tube 13, on conductive tube 13 inwalls of guide card platform 28 belows arc cavity 29 is arranged, the terminal screw is arranged on the sidewall of arc cavity 29 and be installed with electrode terminal 52, there is the lining draw-in groove that matches with guide card platform 28 in the outside, middle part of short lining 9 and is clamped on the guide card platform 28; The screw rod assembly is installed in the inner chamber of short lining 9, the screw rod assembly comprises stud 30 and lock nut 31, the bolt head 53 of stud 30 is positioned at the screw rod middle and lower part, bolt head 53 and lock nut 31 are positioned at arc cavity 29, the upper surface of bolt head 53 is pressed on the lower surface of short lining 9, lock nut 31 is fixedly mounted on the screw rod of bolt head 53 belows, the screw rod top of stud 30 is installed with fixed cover 14 by screw thread, the lower surface of fixed cover 14 is pressed on the upper surface of short lining 9, concave-arc base hole 32 is arranged on the upper surface of fixed cover 14, and the lower end of spring press-cover 12 is sitting on the bottom surface in concave-arc base hole 32.Insulating joint 4, insulating bushing 8 and short lining 9 all adopt insulation materials, can avoid liquid to damage inner circuit conduction device.12 pairs of power springs of spring press-cover 11 produce precompression, guarantee that reliable contact and energising are good reliable.
Shown in accompanying drawing 3,4, the magnetic source generating means comprises coil 7, magnetic core 33 and pin connectors 34; The inner chamber bottom of outer sleeve 2 connects external threading 6 and is installed with magnetic core 33, in the top body of magnetic core 33 mandrel chamber 35 is arranged, and the upper outside of magnetic core 33 has the inner plug countersunk head screw 36 that is connected with mandrel chamber 35; Pin connectors 34 is fixedly mounted in magnetic core 33 bodies by plug countersunk head screw 36, circumferentially there is wire casing 37 in magnetic core 33 outsides of plug countersunk head screw 36 bottoms, the middle part of coil 7 is wrapped in the wire casing 37, the positive terminal of coil 7 and negative pole end are electrically connected by the positive terminals and the negative terminals of lead and pin connectors 34 respectively, the positive terminals of pin connectors 34 are electrically connected by the bolt head 53 of lead and stud 30, and the negative terminals of pin connectors 34 are electrically connected by lead and electrode terminal 52; There is sheath groove 38 in magnetic core 33 outsides at wire casing 37 places and the protective sleeve 39 of insulation are installed.Protective sleeve 39 adopts insulation materials, and coil 7 is installed in magnetic core 33 and the protective sleeve 39 formed annular spaces, and protective sleeve 39 has insulation and sealing function, makes coil 7 not contact other objects and liquid, and is not fragile.
As shown in Figure 4, piston driver comprises obturating plug post 40 and drives plug 41; There is under the mandrel screw thread 42 bottom of magnetic core 33 and is installed with obturating plug post 40, and there is jam groove 43 in obturating plug post 40 outsides and is installed with and drive plug 41, and there is the flange 44 that can stop liquid stream in the outside that drives plug 41.
As shown in Figure 4, there is obturating plug screw thread 45 in the outside, the bottom of obturating plug post 40 and is installed with seeker 46, and there is the up big and down small guiding conical surface 47 lower end of seeker 46.
As shown in Figure 2, up big and down small taper pedestal 48 is arranged at the top of insulating joint 4, up big and down small conical seat hole 49 is arranged at the top of top cover ring platform 17, the lower end in conical seat hole 49 is connected with the upper end of connecting socket 18, and insulating joint 4 is sitting in the conical seat hole 49 by taper pedestal 48 and keeps sealing; The outer middle side part of top cover ring platform 17 has annular slot 50.Top cover ring platform 17 is installed in by annular slot 50 in the cable socket of top and with the negative electricity of cable socket and links together.
As shown in Figure 4, drive plug 41 for driving plug or driving leather cup or V-type packing.
As shown in Figure 2, radial direction through hole 51 is arranged at cable connector 3 tops.Radial direction through hole 51 can be fixed together reliably by the cable on bolt and top.
Above technical characterictic has constituted most preferred embodiment of the present invention, and it has stronger compliance and best implementation result, can increase and decrease non-essential technical characterictic according to actual needs, satisfies the demand of different situations.
The course of work of most preferred embodiment of the present invention is: in two horizontal well operation process, at first, in the lower part borehole of finishing of constructing, be lowered to oil pipe, the external electric cable is linked to each other with cable connector 3, the present invention is put in the oil pipe, pumping liquid in the oil pipe, pressure fluid is acted on the flange 44 that drives plug 41, promoting the present invention moves in lower part borehole, make it arrive design attitude, then, utilize the circuit conduction device that the positive pole of cable is passed through conductive pole 10 successively by cable connector 3, power spring 11, spring press-cover 12, fixed cover 14, the bolt head 53 of stud 30, the positive terminals of pin connectors 34 and the positive terminal of coil 7 are electrically connected, with the negative pole of cable by top cover ring platform 17, joint top cover 15, top connection 1, conductive tube 13, electrode terminal 52, the negative terminals of pin connectors 34 and the negative pole end of coil 7 are electrically connected; Last cable energising back coil 7 can switch on and make magnetic core 33 to produce magnetic field, the field signal that produces is detected by the magnetic field detectors in the well of top, the constructor can determine point position and the present invention relative position in three dimensions according to the field signal that detects, thereby in time adjusts the position and the well track of drill bit in the positive drilling well eye in top.
Claims (10)
1. a magnetic source generator is characterized in that comprising top connection, outer sleeve, circuit conduction device, seal, magnetic source generating means and piston driver; The outer lower portion of top connection has sleeve that screw thread is installed and is installed with outer sleeve, can be installed in top connection and outer sleeve inside by seal with the circuit conduction device that upper cable is electrically connected, the inwall bottom of outer sleeve connects external threading and is installed with the magnetic source generating means, the positive terminal of magnetic source generating means and negative pole end are electrically connected by lead and circuit conduction device respectively, and the bottom of magnetic source generating means is installed with and can stops pressure fluid and drive the piston driver that top connection, outer sleeve and magnetic source generating means move down.
2. magnetic source generator according to claim 1, it is characterized in that seal comprises insulating joint, insulating bushing and short lining, the circuit conduction device comprises cable connector, conductive pole, power spring, spring press-cover, conductive tube, screw rod assembly and fixed cover; The joint top cover is arranged at the top of top connection, the upper outside of joint top cover and top connection has the joint external screw thread, top cover ring platform is arranged at the top of joint top cover, there is the connecting socket with the intracavity inter-connection of top connection the inside of top cover ring platform and joint top cover, and there is screw thread in the outside, insulating joint bottom and is fixedly mounted in the connecting socket; Insulating bushing is sleeved in the inner chamber of top connection, and the bush ring platform is arranged at the internal chamber wall bottom of insulating bushing; There is guide pillar ring platform in the outside, middle part of conductive pole, the conductive pole on guide pillar Huan Tai top forms axle journal, the conductive pole of guide pillar Huan Tai bottom forms the lower shaft neck, there is the affixed screw thread of the axle of going up in the last axle journal outside, there is the insulation screw inside of insulating joint, and last axle journal is fixedly mounted in the insulation screw by the affixed screw thread of last axle; Cable connector is installed in top cover Huan Tai top by insulating joint, and the cable connector lower end has cable to connect screw and connects screw and the affixed screw thread of last axle is fixedly mounted on axle journal top by cable, and the lower surface of cable connector is pressed on the upper surface of insulating joint; Guide pillar Huan Tai bottom reaches down, and axle journal is sleeved in the inner chamber of insulating bushing, in the insulating bushing inner chamber of following axle journal below power spring and spring press-cover are arranged, the bottom of spring press-cover is sleeved in the inner chamber of bush ring platform and can moves up and down, there is gland ring platform in the outside, middle part of spring press-cover, the top of power spring is sleeved on down on the axle journal, the bottom of power spring is sleeved on the outside, spring press-cover upper end, the upper end of power spring holds out against on the lower surface of guide pillar ring platform, and the lower end of power spring holds out against on the upper surface of gland ring platform; Conductive tube is installed in outer sleeve inner chamber middle part, connect on the outer sleeve inwall of external threading top the liner ring platform is arranged, the outer lower portion of conductive tube has the guide groove that matches with the liner ring platform, and the lower surface of top connection is pressed on the upper surface of conductive tube and the upper surface of guide groove is sitting on the upper surface of liner ring platform; There is guide Ka Tai at the inner chamber middle part of conductive tube, on the conductive tube inwall of guide card platform below the arc cavity is arranged, the terminal screw is arranged on the sidewall of arc cavity and be installed with the electrode terminal, there is the lining draw-in groove that matches with guide Ka Tai in the outside, middle part of short lining and is clamped on the guide Ka Tai; The screw rod assembly is installed in the inner chamber of short lining, the screw rod assembly comprises stud and lock nut, the bolt head of stud is positioned at the screw rod middle and lower part, bolt head and lock nut are positioned at the arc cavity, the upper surface of bolt head is pressed on the lower surface of short lining, lock nut is fixedly mounted on the screw rod of bolt head below, the screw rod top of stud is installed with fixed cover by screw thread, the lower surface of fixed cover is pressed on the upper surface of short lining, the concave-arc base hole is arranged on the upper surface of fixed cover, and the lower end of spring press-cover is sitting on the bottom surface in concave-arc base hole.
3. magnetic source generator according to claim 1 and 2 is characterized in that the magnetic source generating means comprises coil, magnetic core and pin connectors; The inner chamber bottom of outer sleeve connects external threading and is installed with magnetic core, in the top body of magnetic core the mandrel chamber is arranged, the upper outside of magnetic core has the inner plug countersunk head screw that is connected with the mandrel chamber, pin connectors is fixedly mounted in the magnetic core array by plug countersunk head screw, circumferentially there is wire casing in the magnetic core outside of plug countersunk head screw bottom, the middle part of coil is wrapped in the wire casing, the positive terminal of coil and negative pole end are electrically connected by the positive terminals and the negative terminals of lead and pin connectors respectively, the positive terminals of pin connectors are electrically connected by the bolt head of lead and stud, and the negative terminals of pin connectors are electrically connected by lead and electrode terminal; There is the sheath groove in the magnetic core outside at wire casing place and the protective sleeve of insulation is installed.
4. magnetic source generator according to claim 1 and 2 is characterized in that piston driver comprises the obturating plug post and drives plug; There is under the mandrel screw thread bottom of magnetic core and is installed with the obturating plug post, and there is the jam groove in the obturating plug post outside and is installed with and drives plug, and there is the flange that can stop liquid stream in the outside that drives plug.
5. magnetic source generator according to claim 3 is characterized in that piston driver comprises the obturating plug post and drives plug; There is under the mandrel screw thread bottom of magnetic core and is installed with the obturating plug post, and there is the jam groove in the obturating plug post outside and is installed with and drives plug, and there is the flange that can stop liquid stream in the outside that drives plug.
6. magnetic source generator according to claim 4 is characterized in that there is the obturating plug screw thread in the outside, bottom of obturating plug post and is installed with seeker, and there is the up big and down small guiding conical surface lower end of seeker.
7. magnetic source generator according to claim 5 is characterized in that there is the obturating plug screw thread in the outside, bottom of obturating plug post and is installed with seeker, and there is the up big and down small guiding conical surface lower end of seeker.
8. magnetic source generator according to claim 7, up big and down small taper pedestal is arranged at the top that it is characterized in that insulating joint, up big and down small conical seat hole is arranged at the top of top cover ring platform, the lower end in conical seat hole is connected with the upper end of connecting socket, and insulating joint is sitting in the conical seat hole by the taper pedestal and keeps sealing; The outer middle side part of top cover ring platform has annular slot.
9. magnetic source generator according to claim 8 is characterized in that driving plug for driving plug or driving leather cup or V-type packing.
10. magnetic source generator according to claim 9 is characterized in that radial direction through hole is arranged at cable connector top.
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| CN201010551552.3A CN101985876B (en) | 2010-11-20 | 2010-11-20 | Magnetic source generator |
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| CN201010551552.3A CN101985876B (en) | 2010-11-20 | 2010-11-20 | Magnetic source generator |
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| CN101985876B CN101985876B (en) | 2014-04-30 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104832159A (en) * | 2015-05-21 | 2015-08-12 | 兴和鹏能源技术(北京)股份有限公司 | High temperature resistance communication device |
| CN108150150A (en) * | 2017-12-21 | 2018-06-12 | 中国电子科技集团公司第二十二研究所 | Logging instrument |
| CN108286427A (en) * | 2015-06-12 | 2018-07-17 | 秦燕雯 | A kind of application method of down hole drill positioning magnetic source beacon |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201439715U (en) * | 2009-07-07 | 2010-04-21 | 中国石油集团西部钻探工程有限公司克拉玛依钻井工艺研究院 | Magnetic source generator |
| CN201496002U (en) * | 2009-09-30 | 2010-06-02 | 中国石油集团西部钻探工程有限公司克拉玛依钻井工艺研究院 | Sleeve and magnetic source coupling for magnetic positioning |
| CN201535161U (en) * | 2009-09-26 | 2010-07-28 | 中国石油集团西部钻探工程有限公司克拉玛依钻井工艺研究院 | Signal generator of magnetic source |
| US20100217530A1 (en) * | 2009-02-20 | 2010-08-26 | Nabors Global Holdings, Ltd. | Drilling scorecard |
| CN201851108U (en) * | 2010-11-20 | 2011-06-01 | 中国石油集团西部钻探工程有限公司 | Magnetic source generator |
-
2010
- 2010-11-20 CN CN201010551552.3A patent/CN101985876B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100217530A1 (en) * | 2009-02-20 | 2010-08-26 | Nabors Global Holdings, Ltd. | Drilling scorecard |
| CN201439715U (en) * | 2009-07-07 | 2010-04-21 | 中国石油集团西部钻探工程有限公司克拉玛依钻井工艺研究院 | Magnetic source generator |
| CN201535161U (en) * | 2009-09-26 | 2010-07-28 | 中国石油集团西部钻探工程有限公司克拉玛依钻井工艺研究院 | Signal generator of magnetic source |
| CN201496002U (en) * | 2009-09-30 | 2010-06-02 | 中国石油集团西部钻探工程有限公司克拉玛依钻井工艺研究院 | Sleeve and magnetic source coupling for magnetic positioning |
| CN201851108U (en) * | 2010-11-20 | 2011-06-01 | 中国石油集团西部钻探工程有限公司 | Magnetic source generator |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104832159A (en) * | 2015-05-21 | 2015-08-12 | 兴和鹏能源技术(北京)股份有限公司 | High temperature resistance communication device |
| CN108286427A (en) * | 2015-06-12 | 2018-07-17 | 秦燕雯 | A kind of application method of down hole drill positioning magnetic source beacon |
| CN108150150A (en) * | 2017-12-21 | 2018-06-12 | 中国电子科技集团公司第二十二研究所 | Logging instrument |
| CN108150150B (en) * | 2017-12-21 | 2024-04-16 | 中国电子科技集团公司第二十二研究所 | Logging instrument |
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