CN109083609B - Oil and natural gas exploitation logging instrument keyway meets card with releasing card ware in pit - Google Patents
Oil and natural gas exploitation logging instrument keyway meets card with releasing card ware in pit Download PDFInfo
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- CN109083609B CN109083609B CN201811052703.3A CN201811052703A CN109083609B CN 109083609 B CN109083609 B CN 109083609B CN 201811052703 A CN201811052703 A CN 201811052703A CN 109083609 B CN109083609 B CN 109083609B
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title description 4
- 239000003345 natural gas Substances 0.000 title description 2
- 238000001514 detection method Methods 0.000 claims abstract description 6
- 238000005096 rolling process Methods 0.000 claims description 8
- 238000005299 abrasion Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 3
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 3
- 241001330002 Bambuseae Species 0.000 claims description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 3
- 239000011425 bamboo Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 239000007789 gas Substances 0.000 description 9
- 230000002457 bidirectional effect Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B31/00—Fishing for or freeing objects in boreholes or wells
- E21B31/107—Fishing for or freeing objects in boreholes or wells using impact means for releasing stuck parts, e.g. jars
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B31/00—Fishing for or freeing objects in boreholes or wells
- E21B31/107—Fishing for or freeing objects in boreholes or wells using impact means for releasing stuck parts, e.g. jars
- E21B31/113—Fishing for or freeing objects in boreholes or wells using impact means for releasing stuck parts, e.g. jars hydraulically-operated
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
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- Marine Sciences & Fisheries (AREA)
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- Environmental & Geological Engineering (AREA)
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- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics And Detection Of Objects (AREA)
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Abstract
The invention discloses a stuck releasing device for a key groove of an oil and gas exploitation underground logging instrument, which comprises a bearing cable and a logging instrument electrically connected with the bearing cable, wherein the bearing cable comprises a load bearing detection cable and a guide rail sleeve, an upper sliding sleeve is clamped outside the guide rail sleeve, a one-way hydraulic cylinder is fixedly arranged at the bottom end of an upper sliding sleeve frame, the bottom end of the one-way hydraulic cylinder is movably inserted at the upper end of a lower sliding sleeve, mounting bayonets are concavely arranged on two sides of the bottom end of the lower sliding sleeve frame and fixedly arranged at the upper end of a cutting cone, two cutting side plates are movably hinged on two sides of the upper end of the cutting cone, a bearing cable penetrates through the cutting cone, and the bearing cable is simultaneously and electrically connected with the logging. The logging instrument is transferred or is lifted the in-process at bearing the weight of the cable, and when the keyway met the card appearing, this keyway unfreezing ware can be followed the aboveground and transferred to the keyway along bearing the weight of the cable and met card department, handles the keyway, and after the unfreezing, along with the logging instrument returns.
Description
Technical Field
The invention relates to the technical field of oil and gas exploitation equipment, in particular to a stuck releasing device for a key groove of an oil and gas exploitation underground logging instrument in sticking.
Background
At present, along with the continuous development of development technologies of oil and gas fields, open holes of large-inclination oil and gas fields are more and more, the situation that well tracks are irregular is often met in the process of lowering a logging instrument by adopting a conventional cable, the geological conditions for developing the oil and gas fields are complex, the large-inclination and large-displacement directional well technology and the well depth track are difficult to control, the well drilling speed is improved, the period is shortened, the well wall is unstable if well bores and mud are not well treated, the complex well bore environments such as poor well tracks and the like cause the situation that logging is blocked by the logging, the obstacles can not be crossed frequently, operation failure is caused, if logging cannot be successfully carried out, logging needs to be carried out again, and the time and the cost caused by multiple times of logging are increased. And when the instrument meets the blockage, the instrument is possibly hung or damaged on the well wall, and the risk of damaging the instrument is increased.
At present, the underground blocking conditions are more, but the blocking condition of a logging instrument mostly comprises the problem of poor well track, a key groove is easily formed at a deflecting section to block, most of the key groove is formed at the sudden change position of the well track in a deviated well, and the blocking condition is easily met during descending and lifting. And if the cable rubs with the wall of the well to a certain extent, a deep groove can be formed. When the logging instrument with the diameter larger than that of the deep groove is lifted to the key groove position, the cable runs along the deep groove, and the logging instrument with the diameter larger than that of the deep groove is easy to be blocked. Therefore, the oil and gas exploitation underground logging instrument key slot stuck releasing device is provided for solving the problems.
Disclosure of Invention
The invention aims to provide a stuck releasing device for a key groove of an oil and gas exploitation underground logging instrument in case of stuck so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a key groove of an underground logging instrument for oil and gas exploitation meets a card and is used for releasing the card, the underground logging instrument comprises a bearing cable and a logging instrument electrically connected with the bearing cable, the bearing cable comprises a bearing detection cable and a guide rail sleeve, the outer side of the bearing detection cable is fixedly wrapped with the guide rail sleeve, the outer side surface of the guide rail sleeve is respectively provided with a double-spiral guide rail groove and a double-spiral clamping groove, the outer side of the guide rail groove and the outer side of the double-spiral clamping groove are movably clamped with an upper sliding sleeve, the upper sliding sleeve comprises an upper sliding sleeve frame, a driving roller, a motor and an electromagnetic limiting device, the upper sliding sleeve frame is slidably sleeved outside the guide rail sleeve, the two sides of the upper sliding sleeve frame are fixedly provided with the driving roller, the driving roller is rotatably clamped in the guide rail groove, one end of the driving roller is fixedly connected with the motor, the inner end surface of, the outer end of the electromagnetic limiting device is movably clamped on the clamping groove;
the bottom end of the upper sliding sleeve frame is fixedly provided with a one-way hydraulic cylinder, the bottom end of the one-way hydraulic cylinder is movably inserted at the upper end of the lower sliding sleeve, the lower sliding sleeve comprises a lower sliding sleeve frame, driven rollers and a lower flange ring, the top end of the lower sliding sleeve frame is fixedly provided with the lower flange ring, the lower flange ring is in sliding clamping connection with the lower end of the one-way hydraulic cylinder, the two sides of the lower sliding sleeve frame are provided with the driven rollers, and the driven rollers are in rolling clamping connection in the guide rail grooves;
the two sides of the bottom end of the lower sliding sleeve frame are concavely provided with installation bayonets, the installation bayonets are fixedly installed at the upper end of a cutting cone, two cutting side plates are movably hinged to the two sides of the upper end of the cutting cone, the inner side end faces of the two cutting side plates are respectively hinged to the two ends of a bidirectional hydraulic cylinder, the bidirectional hydraulic cylinder is fixedly installed on the lower sliding sleeve frame, the bidirectional hydraulic cylinder is communicated with a hydraulic pump through a three-way valve, the hydraulic pump is fixedly installed on the lower sliding sleeve frame, the other interface of the three-way valve is communicated with a one-way hydraulic cylinder through a hydraulic;
the cutting awl section of thick bamboo runs through in and bears the cable, bear cable electric connection logging instrument and infrared distance measuring device simultaneously, infrared distance measuring device includes infrared distance measuring instrument and spherical cover, infrared distance measuring instrument fixed mounting is on the top of logging instrument, and infrared distance measuring instrument's the outside is fixed to be cup jointed spherical cover.
Preferably, the upper end of the upper sliding sleeve frame is fixedly provided with a lower connecting frame, a sliding ring is installed on the lower connecting frame and comprises a conductive sliding ring, an inner sliding ring and a cylindrical roller, the inner end of the conductive sliding ring is fixedly connected with the inner sliding ring through a threaded structure, the cylindrical roller is movably embedded in the inner ring of the inner sliding ring, and the cylindrical roller is in rolling contact with the outer side of the guide rail sleeve.
Preferably, the upper end of the conductive sliding ring is provided with an upper joint, the lower end of the conductive sliding ring is provided with a lower joint, the upper joint is electrically connected with an external power supply, the lower joint is electrically connected with a motor and a hydraulic pump respectively, the outer side surface of the conductive sliding ring is symmetrically provided with upper connecting frames, and the upper connecting frames are fixedly connected with the lower connecting frames through bolts.
Preferably, the electromagnetic limiting device comprises a clamping block, a first electromagnet, a spring and a second electromagnet, the second electromagnet is fixedly installed at the inner end of the limiting installation groove, the outer end of the second electromagnet is fixedly connected with the first electromagnet through the spring, the outer end of the first electromagnet is fixedly provided with the clamping block, the clamping block is movably clamped in the clamping groove, and the first electromagnet and the second electromagnet are electrically connected with an external power supply through a sliding ring.
Preferably, the fixed flange ring that is equipped with of one-way hydraulic cylinder lower extreme, go up flange ring and lower flange ring movable contact, all be equipped with limit baffle through the bolt fastening on the inner circle of flange ring down and the outer lane, limit baffle's cross-section is L type structure, go up flange ring joint at two limit baffle lower extremes, and go up flange ring bottom and top activity respectively embedded have lower ball and last ball, lower ball rolls and is located the ball inslot of flange ring top surface down, it contacts with limit baffle rolling to go up the ball.
Preferably, driven gyro wheel includes gyro wheel mounting bracket, gyro wheel axle, gyro wheel, bearing end cover and abrasion pad, gyro wheel mounting bracket fixed mounting is in the both sides of gliding cover frame, is hollow structure in this gyro wheel mounting bracket, and its both ends are the fixed bearing that is equipped with respectively, the inner circle of bearing is fixed connection gyro wheel axle respectively, fixedly connected with gyro wheel on the intermediate position of gyro wheel axle, gyro wheel activity joint is in the guide rail inslot, the bearing end cover passes through bolt fixed mounting in the bearing outside, the abrasion pad is installed in the both sides of gyro wheel, and the outside and the gyro wheel mounting bracket sliding contact of abrasion pad.
Preferably, the outer surfaces of the cutting side plate and the cutting cone are respectively and uniformly provided with a plurality of side plate blades and cone blades.
Preferably, the hydraulic pump outside covers and is equipped with the protection casing, protection casing and gliding sleeve frame fixed connection.
Preferably, the infrared distance measuring instrument is divided into an infrared emitter and an infrared receiver, the type of the infrared emitter is BA5104, the type of the infrared receiver is MIM-3337J2, and the infrared emitter and the infrared receiver are electrically connected with an external display through a bearing cable.
Compared with the prior art, the invention has the beneficial effects that:
1. in the process of lowering or lifting the bearing cable, when the key slot meets the clamp, the key slot unfreezing device can be lowered to the position where the key slot meets the clamp along the bearing cable from the ground to process the key slot, and the key slot returns along with the logging instrument after the blockage is unfreezed;
2. the outer surface of the guide rail sleeve consists of double spiral guide rail grooves and clamping grooves, and when the unfreezing device moves along the guide rail sleeve, the unfreezing device rotates while moving, so that the key groove is enlarged, the structure is ingenious, a rotary power source is not needed, and the cost is saved;
3. the upper sliding sleeve is provided with a motor which drives the driving roller to travel along the guide rail, when the unfreezing device is placed downwards and the driving roller rotates, the upper sliding sleeve can rapidly move to the key groove, and the working efficiency is high;
4. when the key slot is cut, the motor is stopped, the upper sliding sleeve is locked, the one-way hydraulic cylinder with larger thrust is used for pushing the cutting side plate and the cutting conical cylinder, the completion of one-time cutting is ensured, the failure rate is reduced, and the one-way hydraulic cylinder is provided with a return valve to prevent the one-way hydraulic cylinder from being damaged;
5. can detect the distance of logging instrument to the keyway bottom through infrared distance measuring instrument, guarantee carrying the lift of cable and carry the in-process, make the distance of logging instrument to the keyway bottom be less than the length of whole unfreezing ware to the upper end of guaranteeing the unfreezing ware is located the keyway all the time, avoids appearing the condition of unfreezing ware card in the keyway bottom.
6. The upper end of the unfreezing device is provided with a slip ring structure, so that the unfreezing device can be guaranteed to be not rotated along the bearing cable guide rail sleeve when moving, and the electric wire is prevented from being wound together.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the card hopper during downward probing;
FIG. 3 is a schematic diagram of the present invention showing the card reader lifted up;
FIG. 4 is a schematic perspective view of the jam release device according to the present invention;
FIG. 5 is a cross-sectional view of the jam release mechanism of the present invention;
FIG. 6 is an enlarged view of the invention at F of FIG. 5;
FIG. 7 is a schematic structural view of a cutting side plate and a cutting cone in the present invention;
FIG. 8 is a schematic view of the upper and lower sleeves of the present invention;
FIG. 9 is an enlarged view taken at D of FIG. 1 in accordance with the present invention;
FIG. 10 is an enlarged view of FIG. 1 taken at E in accordance with the present invention;
FIG. 11 is a schematic view of a load cable configuration according to the present invention;
FIG. 12 is an enlarged view taken at A of FIG. 11 in accordance with the present invention;
FIG. 13 is a schematic view of the structure of the upper slipcase of the present invention;
FIG. 14 is a partial cross-sectional view of the upper slipcover of the present invention;
FIG. 15 is an enlarged view at C of FIG. 14 in accordance with the present invention;
FIG. 16 is a schematic view of a lower sliding sleeve according to the present invention;
FIG. 17 is a partial cross-sectional view of the lower sliding sleeve of the present invention;
FIG. 18 is a schematic view of a driven roller according to the present invention;
FIG. 19 is a cross-sectional view of a lower flange ring of the present invention;
FIG. 20 is a cross-sectional view of the upper and lower flange rings of the present invention;
FIG. 21 is a schematic view of a one-way hydraulic cylinder according to the present invention;
FIG. 22 is a partial cross-sectional view of a one-way cylinder according to the present invention;
FIG. 23 is a perspective view of a slip ring according to the present invention;
FIG. 24 is a top view of the slip ring of the present invention;
fig. 25 is a cross-sectional view taken at B-B of fig. 24 in accordance with the present invention.
In the figure: 1 bearing cable, 11 bearing detection cable, 12 guide rail sleeve, 1201 guide rail groove, 1202 clamping groove, 2 logging instrument, 3 upper sliding sleeve, 31 upper sliding sleeve frame, 3101 lower connecting frame, 3102 limit mounting groove, 32 driving roller, 33 motor, 34 electromagnetic limit device, 341 clamping block, 342 first electromagnet, 343 spring, 344 second electromagnet, 4 sliding ring, 41 conductive sliding ring, 4101 upper joint, 4102 lower joint, 4103 upper connecting frame, 42 inner sliding ring, 43 cylindrical roller, 5 one-way hydraulic cylinder, 501 return valve, 502 hydraulic hose, 503 upper flange ring, 504 lower ball, 505 upper ball, 6 lower sliding sleeve, 61 lower sliding sleeve frame, 6101 mounting bayonet, 62 driven roller, 621 roller mounting frame, 622 roller shaft, 623 roller, 624 bearing, 625 bearing end cover, 626 wear pad, 63 lower flange ring, 6301 limit baffle, 6302 ball groove, 601 shield, 602, 603 three-way valve, 7 side plate cutting hydraulic pump, The device comprises 701 side plate blades, 702 bidirectional hydraulic cylinders, 8 cutting conical cylinders, 801 conical cylinder blades, 9 infrared distance measuring devices, 91 infrared distance measuring instruments and 92 spherical covers.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-25, the present invention provides a technical solution: a kind of oil and gas exploitation DH logging instrument keyway meets the stuck and uses the stuck releasing device, including bearing cable 1 and logging instrument 2 in connection with it electrically, bearing cable 1 includes bearing the weight of and detecting cable 11 and guide rail cover 12, bear the weight of and detect the cable 11 outside and wrap up the guide rail cover 12 fixedly, there are double-spiral guide rail groove 1201 and neck 1202 outside the guide rail cover 12 separately, guide rail groove 1201 and outside of neck 1202 have sliding sleeves 3 movably, the sliding sleeve 3 includes the upper sliding sleeve frame 31, drive the gyro wheel 32, electrical machinery 33 and electromagnetic stop device 34, the sliding sleeve frame 31 is connected outside the guide rail cover 12, and both sides of the upper sliding sleeve frame 31 are fitted with the drive gyro wheel 32 fixedly, the drive gyro wheel 32 rolls and is stuck in the guide rail groove 1201, and one end of the drive gyro wheel 32 is connected with the electrical machinery 33 fixedly, there is a spacing mounting groove 3102 on the inner end surface of the upper sliding sleeve frame 31 in the indent, the spacing mounting groove 3102 is equipped with the electromagnetic, the outer end of the electromagnetic limiting device 34 is movably clamped on the clamping groove 1202, the motor 33 on the upper sliding sleeve 3 supplies power through an external power supply, and the motor 33 drives the driving roller 32 to roll in the guide rail groove 1201 when in work, so that the whole upper sliding sleeve 3 makes spiral motion on the guide rail sleeve 12.
Referring to fig. 13-15, the electromagnetic limiting device 34 includes a latch 341, a first electromagnet 342, a spring 343, and a second electromagnet 344, the second electromagnet 344 is fixedly installed at the inner end of the limiting installation groove 3102, the outer end of the second electromagnet 344 is fixedly connected with the first electromagnet 342 through a spring 343, the outer end of the first electromagnet 342 is fixedly provided with a fixture block 341, the fixture block 341 is movably clamped in the clamping groove 1202, the first electromagnet 342 and the second electromagnet 344 are electrically connected with an external power supply through a slip ring 4, when the upper sliding sleeve 3 needs to be fixedly clamped on the guide rail sleeve 12, the external power supply is controlled to supply power to the first electromagnet 342 and the second electromagnet 344, the magnetic poles at the opposite ends are the same, the first electromagnet 342 extends outwards, so that the fixture block 341 extends out from the limiting installation groove 3102, a plurality of convex blocks are discontinuously and convexly arranged in the clamping groove 1202, and the extending clamping blocks 341 are movably clamped between the two adjacent convex blocks.
Referring to fig. 4-5 and 16-17, a one-way hydraulic cylinder 5 is fixedly arranged at the bottom end of the upper sliding sleeve frame 31, the bottom end of the one-way hydraulic cylinder 5 is movably inserted at the upper end of the lower sliding sleeve 6, the lower sliding sleeve 6 comprises a lower sliding sleeve frame 61, driven rollers 62 and a lower flange ring 63, the top end of the lower sliding sleeve frame 61 is fixedly provided with the lower flange ring 63, the lower flange ring 63 is slidably clamped with the lower end of the one-way hydraulic cylinder 5, the driven rollers 62 are mounted at two sides of the lower sliding sleeve frame 61, the driven rollers 62 are rotatably clamped in the guide rail grooves 1201, the inclination angles of the driving rollers 32 and the driven rollers 62 are consistent with the spiral angle of the guide rail grooves 1201 on the guide rail sleeve 12, and when the position of the upper sliding sleeve 3 is fixed, the one-way hydraulic.
Referring to fig. 19-22, an upper flange ring 503 is fixedly arranged at the lower end of the unidirectional hydraulic cylinder 5, the upper flange ring 503 is movably contacted with a lower flange ring 63, limit baffles 6301 are fixedly arranged on the inner ring and the outer ring of the lower flange ring 63 through bolts, the cross section of each limit baffle 6301 is in an L-shaped structure, the upper flange ring 503 is clamped at the lower ends of the two limit baffles 6301, lower balls 504 and upper balls 505 are respectively and movably embedded at the bottom end and the top end of the upper flange ring 503, the lower balls 504 roll in a ball groove 6302 on the top surface of the lower flange ring 63, the upper balls 505 are in rolling contact with the limit baffles 6301, when the unidirectional hydraulic cylinder 5 is repeatedly extended and retracted, the lower sliding sleeve 6 performs repeated spiral motion on a guide rail 1201, the rotation angle of the lower sliding sleeve 6 is not more than 360 °, during the extension of the unidirectional hydraulic cylinder 5, the upper flange ring 503 at the lower end of the unidirectional hydraulic cylinder 5 is movably contacted with the lower flange ring 63, the lower, thereby reducing the frictional force when the upper flange ring 503 contacts the lower flange ring 63.
Referring to fig. 16-18, the driven roller 62 includes a roller mounting frame 621, a roller shaft 622, rollers 623, bearings 624, bearing end caps 625, and wear pads 626, the roller mounting frame 621 is fixedly mounted on two sides of the lower sliding sleeve frame 61, the roller mounting frame 621 is a hollow structure, two ends of the roller mounting frame 621 are respectively and fixedly provided with the bearings 624, inner rings of the bearings 624 are respectively and fixedly connected with the roller shaft 622, the rollers 623 are fixedly connected to the middle position of the roller shaft 622, the rollers 623 are movably clamped in the guide rail grooves 1201, the bearing end caps 625 are fixedly mounted on the outer sides of the bearings 624 through bolts, the wear pads 626 are mounted on two sides of the rollers 623, and the outer sides of the wear pads 626 are in sliding contact.
Referring to fig. 7 and fig. 16-17, mounting bayonets 6101 are concavely provided on both sides of the bottom end of the lower sliding sleeve holder 61, the mounting bayonets 6101 are fixedly mounted at the upper end of the cutting cone 8, two cutting side plates 7 are movably hinged to both sides of the upper end of the cutting cone 8, the inner side end surfaces of the two cutting side plates 7 are respectively hinged to both ends of the bidirectional hydraulic cylinder 702, a plurality of side plate blades 701 and cone blades 801 are respectively and uniformly provided on the outer surfaces of the cutting side plates 7 and the cutting cone 8, when the lower sliding sleeve 6 makes repeated spiral motion on the guide rail groove 1201, the cutting cone 8 makes rotational motion, the key groove to the unfreezing ware lower extreme cuts the excavation, constantly enlarges the key groove to the both sides that are located cutting awl section of thick bamboo 8 are equipped with cutting curb plate 7, and the range of opening accessible two-way pneumatic cylinder 702 of two cutting curb plates 7 is adjusted, does further expansion to the key groove, and guarantees that the unfreezing ware is located the upper end of key groove bottom all the time.
Referring to fig. 4-6 and fig. 9, a bidirectional hydraulic cylinder 702 is fixedly installed on the lower sliding sleeve frame 61, the bidirectional hydraulic cylinder 702 is communicated with a hydraulic pump 602 through a three-way valve 603, the hydraulic pump 602 is fixedly installed on the lower sliding sleeve frame 61, another port of the three-way valve 603 is communicated with a one-way hydraulic cylinder 5 through a hydraulic hose line 502, the one-way hydraulic cylinder 5 is installed with a return valve 501, the outer side of the hydraulic pump 602 is covered with a protective cover 601, the protective cover 601 is fixedly connected with the lower sliding sleeve frame 61, since the rotary cutting motion of the cutting cone 8 is performed by the one-way hydraulic cylinder 5, when the pressure of the one-way hydraulic cylinder 5 exceeds the rated value, in order to avoid the damage of the equipment, the return valve 501 can be automatically opened, the one-way hydraulic cylinder 5 is overload-protected, the length of the hydraulic hose line 502 is greater than, the hydraulic hose 502 may be twisted to some extent.
Referring to fig. 1 and 10, a bearing cable 1 penetrates through a cutting cone 8, the bearing cable 1 is electrically connected to a logging instrument 2 and an infrared distance measuring device 9, the infrared distance measuring device 9 includes an infrared distance measuring instrument 91 and a spherical cover 92, the infrared distance measuring instrument 91 is fixedly installed at the top end of the logging instrument 2, the spherical cover 92 is fixedly sleeved on the outer side of the infrared distance measuring instrument 91, the infrared distance measuring instrument 91 is divided into an infrared emitter and an infrared receiver, the infrared emitter is BA5104, the infrared receiver is MIM-3337J2, the infrared emitter and the infrared receiver are electrically connected to an external display through the bearing cable 1, the infrared distance measuring instrument 91 is a conventional technology, which is not described herein again, the distance from the logging instrument 2 to the bottom end of the key groove can be detected by the infrared distance measuring instrument 91, so as to ensure that during the lifting process of the bearing cable 1, the distance from the logging instrument 2 to the bottom end of the key groove is smaller than the length of the whole unfreezing device, so that the upper end of the unfreezing device is always located in the key groove, and the situation that the unfreezing device is clamped at the bottom end of the key groove is avoided.
Referring to fig. 1 and fig. 23-25, a lower connecting frame 3101 is fixedly disposed at the upper end of the upper sliding sleeve frame 31, a sliding ring 4 is mounted on the lower connecting frame 3101, the sliding ring 4 includes a conductive sliding ring 41, an inner sliding ring 42 and a cylindrical roller 43, the inner end of the conductive sliding ring 41 is fixedly connected with the inner sliding ring 42 through a threaded structure, the cylindrical roller 43 is movably embedded in the inner ring of the inner sliding ring 42, and the cylindrical roller 43 is in rolling contact with the outer side of the guide rail sleeve 12.
The upper end of the conductive slip ring 41 is provided with an upper joint 4101, the lower end of the conductive slip ring is provided with a lower joint 4102, the upper joint 4101 is electrically connected with an external power supply, the lower joint 4102 is respectively electrically connected with the motor 33 and the hydraulic pump 602, the outer side surface of the conductive slip ring 41 is symmetrically provided with an upper connecting frame 4103, the upper connecting frame 4103 is fixedly connected with the lower connecting frame 3101 through bolts, the conductive slip ring 41 is a common technology in the field, and when the upper slip ring 3 and the lower slip ring 6 perform spiral motion on the guide rail sleeve 12, the slip ring 4 can ensure that power supply wires on the motor 33, the first electromagnet 342 and the second electromagnet 344 are not twisted or wound on the guide rail sleeve.
The working principle is as follows: according to the invention, the motor 33 of the upper sliding sleeve 3 is started, so that the upper sliding sleeve 3 performs spiral motion downwards along the guide rail sleeve 12 bearing the cable 1, when the upper sliding sleeve moves to the position of the key slot, the motor 33 is closed, the one-way hydraulic cylinder 5 is started, and meanwhile, the clamping block 341 in the electromagnetic limiting device 34 is popped out and clamped in the clamping slot 1202 of the guide rail sleeve 12; in the process of extending the one-way hydraulic cylinder 5, the cutting side plate 7 and the cutting cone cylinder 8 are pushed to move towards one side of the logging instrument 2, the cutting side plate 7 and the cutting cone cylinder 8 perform downward spiral motion to enlarge the key groove, and in the process of enlarging the key groove, the cutting side plate 7 and the cutting cone cylinder 8 are driven to rotate repeatedly through repeated extension and retraction of the one-way hydraulic cylinder 5 to cut the inner wall of the key groove; after the key groove is too large, the one-way hydraulic cylinder 5 extends to the maximum stroke, the first electromagnet 342 and the second electromagnet 344 are powered off, the fixture block 341 is retracted, then the one-way hydraulic cylinder 5 contracts to drive the upper sliding sleeve 3 to move towards one side of the logging instrument, when the one-way hydraulic cylinder 5 moves to the shortest stroke, the first electromagnet 342 and the second electromagnet 344 are powered on to extend the fixture block 341 and clamp the fixture block into the clamping groove 1202 of the guide rail sleeve 12, the actions of cutting the inner wall of the key groove are repeated until the cutting conical cylinder 8 contacts the infrared distance measuring device 9, the key groove is expanded enough to lift the logging instrument 2 at the moment, then the two-way hydraulic cylinder 702 contracts to retract the cutting side plate 7 and lift the bearing cable 1, and therefore the whole unfreezing device and the logging instrument 2 are lifted together.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides an oil and gas exploitation logging instrument keyway in pit meets card with unfreezing ware, includes bearing cable (1) and rather than electric connection's logging instrument (2), its characterized in that: the bearing cable (1) comprises a bearing detection cable (11) and a guide rail sleeve (12), the guide rail sleeve (12) is fixedly wrapped on the outer side of the bearing detection cable (11), double-spiral guide rail grooves (1201) and clamping grooves (1202) are respectively arranged on the outer side surface of the guide rail sleeve (12), an upper sliding sleeve (3) is movably clamped and connected to the outer sides of the guide rail grooves (1201) and the clamping grooves (1202), the upper sliding sleeve (3) comprises an upper sliding sleeve frame (31), a driving roller (32), a motor (33) and an electromagnetic limiting device (34), the upper sliding sleeve frame (31) is slidably sleeved and connected to the outer side of the guide rail sleeve (12), driving rollers (32) are fixedly mounted on two sides of the upper sliding sleeve frame (31), the driving rollers (32) are rotatably clamped and connected in the guide rail grooves (1201), one end of the driving rollers (32) is fixedly connected with the motor (33), a limiting mounting groove (3102) is arranged on the inner end surface of the inner concave surface, an electromagnetic limiting device (34) is movably arranged in the limiting mounting groove (3102), and the outer end of the electromagnetic limiting device (34) is movably clamped on the clamping groove (1202);
the bottom end of the upper sliding sleeve frame (31) is fixedly provided with a one-way hydraulic cylinder (5), the bottom end of the one-way hydraulic cylinder (5) is movably inserted into the upper end of the lower sliding sleeve (6), the lower sliding sleeve (6) comprises a lower sliding sleeve frame (61), driven rollers (62) and a lower flange ring (63), the top end of the lower sliding sleeve frame (61) is fixedly provided with the lower flange ring (63), the lower flange ring (63) is in sliding clamping connection with the lower end of the one-way hydraulic cylinder (5), the driven rollers (62) are installed on two sides of the lower sliding sleeve frame (61), and the driven rollers (62) are in rolling clamping connection in the guide rail grooves (1201);
two sides of the bottom end of the lower sliding sleeve frame (61) are concavely provided with mounting bayonets (6101), the mounting bayonets (6101) are fixedly mounted at the upper end of a cutting cone cylinder (8), two sides of the upper end of the cutting cone cylinder (8) are movably hinged with two cutting side plates (7), the end surfaces of the inner sides of the two cutting side plates (7) are respectively hinged with two ends of a two-way hydraulic cylinder (702), the two-way hydraulic cylinder (702) is fixedly mounted on the lower sliding sleeve frame (61), the two-way hydraulic cylinder (702) is communicated with a hydraulic pump (602) through a three-way valve (603), the hydraulic pump (602) is fixedly mounted on the lower sliding sleeve frame (61), the other port of the three-way valve (603) is communicated with a one-way hydraulic cylinder (5) through a hydraulic hose passage (502;
it bears cable (1) to run through in cutting awl section of thick bamboo (8), bear cable (1) electric connection logging instrument (2) and infrared range unit (9) simultaneously, infrared range unit (9) are including infrared range unit (91) and spherical cover (92), infrared range unit (91) fixed mounting is on the top of logging instrument (2), and the fixed spherical cover (92) that has cup jointed in the outside of infrared range unit (91).
2. The oil and gas exploitation logging tool key slot is met and is used unfreezes ware that blocks of claim 1 which characterized in that: the fixed link (3101) down that is equipped with in upper end of going up sliding sleeve frame (31), install sliding ring (4) down on link (3101), sliding ring (4) are including leading electrical slip ring (41), interior sliding ring (42) and cylindrical roller (43), the inner of leading electrical slip ring (41) passes through interior sliding ring (42) of helicitic texture fixed connection, the interior circle of interior sliding ring (42) is gone up the activity and is embedded to have cylindrical roller (43), cylindrical roller (43) and guide rail cover (12) outside rolling contact.
3. The oil and gas exploitation logging tool key slot is met and is used unfreezes ware that blocks of claim 2 which characterized in that: the upper end of the conductive sliding ring (41) is provided with an upper joint (4101), the lower end of the conductive sliding ring is provided with a lower joint (4102), the upper joint (4101) is electrically connected with an external power supply, the lower joint (4102) is electrically connected with the motor (33) and the hydraulic pump (602) respectively, the outer side surface of the conductive sliding ring (41) is symmetrically provided with an upper connecting frame (4103), and the upper connecting frame (4103) is fixedly connected with the lower connecting frame (3101) through bolts.
4. The oil and gas exploitation logging tool key slot is met and is used unfreezes ware that blocks of claim 1 which characterized in that: the electromagnetic limiting device (34) comprises a clamping block (341), a first electromagnet (342), a spring (343) and a second electromagnet (344), the second electromagnet (344) is fixedly installed at the inner end of the limiting installation groove (3102), the outer end of the second electromagnet (344) is fixedly connected with the first electromagnet (342) through the spring (343), the clamping block (341) is fixedly arranged at the outer end of the first electromagnet (342), the clamping block (341) is movably clamped in the clamping groove (1202), and the first electromagnet (342) and the second electromagnet (344) are electrically connected with an external power supply through a sliding ring (4).
5. The oil and gas exploitation logging tool key slot is met and is used unfreezes ware that blocks of claim 1 which characterized in that: the fixed flange ring (503) that is equipped with of one-way pneumatic cylinder (5) lower extreme, go up flange ring (503) and lower flange ring (63) movable contact, all be equipped with limit baffle (6301) through the bolt fastening on the inner circle of lower flange ring (63) and the outer lane, limit baffle's (6301) cross-section is L type structure, go up flange ring (503) joint at two limit baffle (6301) lower extremes, and go up flange ring (503) bottom and top activity embedded respectively have lower ball (504) and last ball (505), ball (504) roll lie in the ball groove (6302) of lower flange ring (63) top surface down, go up ball (505) and limit baffle (6301) rolling contact.
6. The oil and gas exploitation logging tool key slot is met and is used unfreezes ware that blocks of claim 1 which characterized in that: driven roller (62) include gyro wheel mounting bracket (621), roller shaft (622), gyro wheel (623), bearing (624), bearing end cover (625) and abrasion pad (626), gyro wheel mounting bracket (621) fixed mounting is in the both sides of gliding cover frame (61), is hollow structure in this gyro wheel mounting bracket (621), and its both ends are fixed bearing (624) that are equipped with respectively, the inner circle fixed connection roller shaft (622) respectively of bearing (624), fixedly connected with gyro wheel (623) on the intermediate position of roller shaft (622), gyro wheel (623) activity joint is in guide rail groove (1201), bearing end cover (625) pass through bolt fastening and install in bearing (624) the outside, the both sides at gyro wheel (623) are installed to abrasion pad (626), and the outside and the gyro wheel mounting bracket (621) sliding contact of abrasion pad (626).
7. The oil and gas exploitation logging tool key slot is met and is used unfreezes ware that blocks of claim 1 which characterized in that: the outer surfaces of the cutting side plate (7) and the cutting conical cylinder (8) are respectively and uniformly provided with a plurality of side plate blades (701) and conical cylinder blades (801).
8. The oil and gas exploitation logging tool key slot is met and is used unfreezes ware that blocks of claim 1 which characterized in that: the hydraulic pump (602) outside covers and is equipped with protection casing (601), protection casing (601) and gliding cover frame (61) fixed connection.
9. The oil and gas exploitation logging tool key slot is met and is used unfreezes ware that blocks of claim 1 which characterized in that: the infrared distance measuring instrument (91) is divided into an infrared emitter and an infrared receiver, the type of the infrared emitter is BA5104, the type of the infrared receiver is MIM-3337J2, and the infrared emitter and the infrared receiver are electrically connected with an external display through a bearing cable (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811052703.3A CN109083609B (en) | 2018-09-10 | 2018-09-10 | Oil and natural gas exploitation logging instrument keyway meets card with releasing card ware in pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811052703.3A CN109083609B (en) | 2018-09-10 | 2018-09-10 | Oil and natural gas exploitation logging instrument keyway meets card with releasing card ware in pit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109083609A CN109083609A (en) | 2018-12-25 |
| CN109083609B true CN109083609B (en) | 2020-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811052703.3A Active CN109083609B (en) | 2018-09-10 | 2018-09-10 | Oil and natural gas exploitation logging instrument keyway meets card with releasing card ware in pit |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110454106B (en) * | 2019-09-09 | 2020-06-09 | 北京大德广源石油技术服务有限公司 | Underground unfreezing device for ultrasonic logging |
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| AU2009231791A1 (en) * | 2008-03-31 | 2009-10-08 | Center Rock Inc. | Down-the-hole drill drive coupling |
| CN103573253A (en) * | 2013-10-11 | 2014-02-12 | 郑州宜源翔石油科技有限公司 | Unblocking device of cable logging instrument |
| CN205663419U (en) * | 2016-05-30 | 2016-10-26 | 山东鲁潍机械厂 | Gyro -inclinometer unfreezing fishing device in drilling |
| CN107023271A (en) * | 2017-05-29 | 2017-08-08 | 肇庆市思睿力机器人科技有限公司 | A kind of oil well electric and magnetic oscillation release device |
| WO2018132353A1 (en) * | 2017-01-10 | 2018-07-19 | Weatherford Technology Holdings, Llc | Tension cutting casing and wellhead retrieval system |
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2018
- 2018-09-10 CN CN201811052703.3A patent/CN109083609B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2009231791A1 (en) * | 2008-03-31 | 2009-10-08 | Center Rock Inc. | Down-the-hole drill drive coupling |
| CN103573253A (en) * | 2013-10-11 | 2014-02-12 | 郑州宜源翔石油科技有限公司 | Unblocking device of cable logging instrument |
| CN205663419U (en) * | 2016-05-30 | 2016-10-26 | 山东鲁潍机械厂 | Gyro -inclinometer unfreezing fishing device in drilling |
| WO2018132353A1 (en) * | 2017-01-10 | 2018-07-19 | Weatherford Technology Holdings, Llc | Tension cutting casing and wellhead retrieval system |
| CN107023271A (en) * | 2017-05-29 | 2017-08-08 | 肇庆市思睿力机器人科技有限公司 | A kind of oil well electric and magnetic oscillation release device |
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| CN109083609A (en) | 2018-12-25 |
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