CN115822571A - Logging instrument for oil field development - Google Patents
Logging instrument for oil field development Download PDFInfo
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- CN115822571A CN115822571A CN202310063465.0A CN202310063465A CN115822571A CN 115822571 A CN115822571 A CN 115822571A CN 202310063465 A CN202310063465 A CN 202310063465A CN 115822571 A CN115822571 A CN 115822571A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
Abstract
The invention relates to the technical field of well logging, in particular to a well logging instrument for oil field development. The underground hanging mechanism comprises an underground hanging mechanism, the underground hanging mechanism is used for driving a logging instrument to enter an oil field underground, the end portion of the underground hanging mechanism is provided with a shielding protection mechanism, a pressure measurement mechanism is arranged inside the shielding protection mechanism, and the shielding protection mechanism is used for shielding the pressure measurement mechanism and extending into the underground when being in a protection state after being assembled with the shielding protection mechanism through the pressure measurement mechanism. According to the invention, the shielding protection mechanism is used for shielding the upper part of the pressure sensor, so that the impact damage to the pressure sensor is reduced, the protection safety is improved, the shielding protection mechanism limits the shaking range of the pressure sensor, the damage caused by larger shaking amplitude is avoided, meanwhile, the limiting plate is opened from the inside of the limiting groove to form a barb shape, the heavier the pressure sensor is, the higher the installation strength is, and the logging safety is improved.
Description
Technical Field
The invention relates to the technical field of water meters of the Internet of things, in particular to a logging instrument for oil field development.
Background
In the field of oil field exploitation, various petroleum geology and engineering technical data are often obtained through oil field logging, and various oil field logging dynamic monitoring devices are needed, wherein the oil field pressure refers to the pressure measured at the bottom of a well during oil well production, the bottom pressure is a key index of a production well, oil gas flowing into the bottom of the well is lifted to the ground by the bottom pressure, and therefore the bottom pressure is an important mark of the self-blowing capacity of the oil gas well, and therefore, when the pressure at the bottom of the well is required to be known, a pressure sensor needs to be drilled into the bottom of the well by means of machinery, and the pressure of the oil well can be effectively measured by personnel;
for the logging instrument for oil field development, there are many existing technologies, for example:
according to the Chinese patent application numbers: CN202222087296.8 discloses an oil field logging pressure measuring device convenient to mount, which belongs to the technical field of pressure measuring devices, and comprises a fixing base and a hydraulic rod mounted on the side wall of the fixing base, wherein a mounting rod is arranged below the hydraulic rod, a connecting hole is formed in the center of the bottom end surface of the mounting rod, an oil field pressure sensor is inserted into the connecting hole in a matching manner, a telescopic hole is formed in the inner wall of the connecting hole, an electromagnetic plate is fixed on the inner wall of the telescopic hole, a positioning rod is elastically inserted into the telescopic hole, a positioning hole is formed in the side wall of the oil field pressure sensor, a magnetic attraction rod attracted with the electromagnetic plate is fixed at one end of the positioning rod, and the other end of the positioning rod is inserted into the positioning hole in a matching manner, so that the oil field logging pressure measuring device convenient to mount and dismount the oil field pressure sensor is convenient, and the convenience in replacing the oil field pressure sensor is improved;
although the oilfield pressure sensor solves the problem that the bolt is easily rusted in a high-pressure high-humidity environment due to the fact that the bolt is fixed in a stretching well through the bolt, the pressure of the logging pressure measuring instrument in the oilfield is measured, under the gravity of the oilfield logging pressure measuring instrument, meanwhile, the logging instrument is prone to falling off due to the fact that the bolt stretches into the underground along with the stretching rope, logging effects and safety of the logging instrument are affected, when the logging pressure measuring instrument stretches along the well wall, sundries attached to the well wall can fall off, the sundries can fall off to the outer wall of the logging instrument, the logging effect is affected, the logging instrument is prone to being damaged due to impact force of falling of the sundries, the service life of the logging instrument is affected, and the logging instrument for oilfield development is provided.
Disclosure of Invention
The invention aims to provide a logging instrument for oilfield development, so as to solve the problems in the background technology.
In order to achieve the above object, the present invention provides a logging instrument for oilfield development, comprising a downhole suspension mechanism, wherein the downhole suspension mechanism is used for driving the logging instrument to enter the downhole of an oilfield, the end part of the downhole suspension mechanism is provided with a shielding protection mechanism, the shielding protection mechanism is internally provided with a pressure measurement mechanism, after the downhole suspension mechanism is assembled with the shielding protection mechanism through the pressure measurement mechanism, the shielding protection mechanism is used for shielding the pressure measurement mechanism and is in a protection state, so that the downhole suspension mechanism extends the shielding protection mechanism and the pressure measurement mechanism into the downhole, wherein:
pressure measurement mechanism is at least including fixing the connecting steel pipe of sheltering from protection mechanism inside, the connecting steel pipe lower extreme is equipped with pressure sensor, the pressure sensor upper end is connected with the fixed mounting subassembly, the fixed mounting subassembly is used for preventing pressure sensor from dropping downwards at connecting steel pipe through the spacing installation of barb formula, supports simultaneously to shelter from protection mechanism and is in and open the state and shelter from impurity.
As a further improvement of the present technical solution, the shielding protection mechanism at least comprises an adjusting disk sliding on the outer wall of the connecting steel pipe, wherein:
connect steel pipe upper end swing joint has a plurality of protection framves, protection frame with swing joint has the hinge bar between the adjusting disk, and two be equipped with elastic cloth between the protection frame.
As a further improvement of the technical scheme, the outer wall of the connecting steel pipe is provided with a plurality of limiting grooves, limiting plates are arranged inside the adjusting plate, and the limiting plates are matched and slide inside the limiting grooves.
As a further improvement of the technical scheme, the protection frame end part is provided with a rotary groove, the inside of the rotary groove is provided with a ball in a rotating mode, and the ball is used for being in rolling contact with the well wall when the protection frame end part is attached to the well wall.
As a further improvement of the technical scheme, a plurality of elastic pieces are arranged at the edge of the top of the adjusting disc, and the end parts of the elastic pieces are fixedly connected with the end parts of the connecting steel pipes.
As a further improvement of this technical scheme, the fixed mounting assembly at least includes the inserted bar of fixing at the pressure sensor top, inserted bar outer wall swing joint has a plurality of limiting plates, limiting plate and inserted bar junction are equipped with the elasticity movable assembly, the elasticity movable assembly is used for producing the resilience force and drives a plurality of limiting plates outwards to open, wherein:
the outer wall of the connecting steel pipe close to the end part is provided with a bottom plate, and when the inserted bar is inserted into the connecting steel pipe, the limiting plate is outwards expanded from the limiting groove to abut against the bottom plate to limit falling.
As a further improvement of the technical scheme, a plurality of folding grooves are formed in the outer wall of the inserted bar, and the inner size of each folding groove is matched with the size of the limiting plate.
As a further improvement of the technical scheme, the elastic movable assembly at least comprises a rotating shaft fixed at the end part of the limiting plate, the rotating shaft rotates inside the folding groove, a rotating rod is fixedly arranged inside the rotating shaft, a spiral spring is sleeved on the outer wall of the rotating rod, one end of the spiral spring is fixed at the end part of the rotating rod, and the other end of the spiral spring is fixed on the inner wall of the folding groove.
As a further improvement of the technical solution, the top of the connecting steel pipe is provided with a connecting ring, the downhole suspension mechanism at least comprises a rope winding roller frame supported on the ground, the outer wall of the winding roller inside the rope winding roller frame is wound with a pull rope, and the end of the pull rope is fixed inside the connecting ring, wherein:
a crane hanging piece hung through a crane is arranged right above the opening of the oil well, a limiting wheel is arranged at the bottom of the crane hanging piece, and the outer wall of the pull rope extends into the oil well along the limiting wheel.
Compared with the prior art, the invention has the beneficial effects that:
1. in this logging instrument for oil field development, through installing pressure sensor's fixed mounting subassembly at sheltering from the inside back of protection machanism, the drive is sheltered from protection machanism and is in the state of opening, realizes when pressure sensor gets into the oil field in the pit, shelters from protection machanism and shelters from the pressure sensor top, even there is impurity in the wall of a well to drop, makes to shelter from protection machanism and bears the impact of impurity, reduces the impact damage to pressure sensor, improves the protection security.
2. In this logging instrument for oil field development, open through sheltering from protection machanism and protect pressure sensor, the external diameter that shelters from protection machanism is greater than pressure sensor's external diameter, realizes when pressure sensor rocks, drives and shelters from protection machanism and rocks the contact wall of a well, avoids pressure sensor to rock on the one hand and touches with the wall of a well and cause the impact damage, and on the other hand shelters from protection machanism and has restricted the scope that pressure sensor rocked, avoids rocking the range greatly to cause and breaks away from.
3. Among this logging instrument for oil field development, through when sheltering from protection machanism and rocking, perhaps shelter from when protection machanism opens the contact wall of a well under the state, make the ball preferred laminating wall of a well roll, reduce the frictional resistance of protection frame tip and the wall of a well, make the downstream lighter on the one hand, on the other hand avoids protection frame tip to scrape the wall of a well flower, improves the security.
4. In this logging instrument for oil field development, inserting the inserted bar inside the back of connecting the steel pipe, make the limiting plate aim at the spacing groove, under the resilience force of elasticity movable assembly, make the limiting plate open from the spacing inslot portion and form the barb form, ensure under pressure sensor self action of gravity, drive the limiting plate and support the bottom plate and fix, it is more durable to realize that pressure sensor passes through the fixed mounting subassembly and is connected between the steel pipe installation, avoids droing and influences the logging effect.
5. In this logging instrument for oil field development, the elastic component supports the regulating disk along with the inserted bar and upwards moves and compress, makes the elastic component produce decurrent resilience force, and the restriction board supports the bottom plate when better, further improves fixed effect.
Drawings
FIG. 1 is an assembly view showing the overall structure of embodiment 1 of the present invention;
FIG. 2 is an exploded view of the entire structure of embodiment 1 of the present invention;
FIG. 3 is a schematic structural view of a shielding mechanism according to embodiment 1 of the present invention;
FIG. 4 is a schematic structural view of a pressure measuring mechanism according to embodiment 1 of the present invention;
FIG. 5 is a schematic view showing the structural assembly of the connecting steel pipe and the fixed mounting assembly in example 1 of the present invention;
FIG. 6 is a schematic view of the assembly of the connecting steel pipe and the structure of the adjusting disk in embodiment 1 of the present invention;
FIG. 7 is an exploded view of an adjusting plate structure according to embodiment 1 of the present invention;
FIG. 8 is an exploded view of the ball of example 1 of the present invention;
FIG. 9 is an exploded view of the fixed mounting assembly of embodiment 1 of the present invention;
FIG. 10 is a sectional view showing the structure of the elastically movable member in example 1 of the present invention.
The various reference numbers in the figures mean:
100. a downhole suspension mechanism;
110. a rope winding roller frame; 120. pulling a rope; 130. a crane suspension; 131. a limiting wheel;
200. a shielding and protecting mechanism;
210. an adjusting disk; 211. a limiting plate; 220. a hinged lever; 230. a protective frame; 231. rotating the groove; 232. a ball bearing; 240. an elastic cloth;
300. a pressure measuring mechanism;
310. connecting the steel pipes; 311. a connecting ring; 312. a base plate; 313. a limiting groove; 314. an elastic member; 320. a pressure sensor; 330. fixing the mounting assembly; 331. inserting a rod; 332. a folding slot; 333. a limiting plate; 334. an elastic movable component; 3341. a rotating shaft; 3342. a rotating rod; 3343. a coil spring.
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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
In the field of oil field exploitation, various petroleum geology and engineering technical data are often obtained through oil field logging, and various oil field logging dynamic monitoring devices are needed, wherein the oil field pressure refers to the pressure measured at the bottom of a well during oil well production, the bottom pressure is a key index of a production well, oil gas flowing into the bottom of the well is lifted to the ground by the bottom pressure, and therefore the bottom pressure is an important mark of the self-blowing capacity of the oil gas well, and therefore, when the pressure at the bottom of the well is required to be known, a pressure sensor needs to be drilled into the bottom of the well by means of machinery, and the pressure of the oil well can be effectively measured by personnel;
although the current oil field logging instrument solves the problem that the bolt is easy to rust in a high-pressure and high-humidity environment when the bolt is fixed in a well by the bolt, the logging pressure measuring instrument measures the pressure in the oil field, under the self gravity of the oil field logging pressure measuring instrument, the logging instrument is easy to fall off due to the swinging caused by the fact that the pull rope extends into the well, the logging effect and the safety of the instrument are influenced, and when the logging pressure measuring instrument extends along the well wall, sundries attached to the well wall can fall off to cause the sundries to fall off to the outer wall of the logging instrument, the proceeding of the logging effect is influenced, and the impact force caused by the falling of the sundries easily damages the logging instrument and influences the service life;
referring to fig. 1-10, the present embodiment provides a logging instrument for oilfield development, including a downhole suspension mechanism 100, the downhole suspension mechanism 100 is used to drive the logging instrument into the downhole of the oilfield, so as to enable the logging instrument to be downhole measured and taken, thereby ensuring structural integrity, a shielding protection mechanism 200 is disposed at an end of the downhole suspension mechanism 100, a pressure measurement mechanism 300 is disposed inside the shielding protection mechanism 200, after the pressure measurement mechanism 300 is assembled with the shielding protection mechanism 200, the shielding protection mechanism 200 is used to shield the pressure measurement mechanism 300 and is in a protection state, so that the downhole suspension mechanism 100 will shield the pressure measurement mechanism 200 and the pressure measurement mechanism 300 and extend into the downhole, wherein:
the pressure measuring mechanism 300 at least comprises a connecting steel pipe 310 fixed inside the shielding protection mechanism 200, a pressure sensor 320 is arranged at the lower end of the connecting steel pipe 310, a fixed mounting assembly 330 is connected to the upper end of the pressure sensor 320, the fixed mounting assembly 330 is used for mounting the pressure sensor 320 on the connecting steel pipe 310 in a barb type limiting mode to prevent downward falling, meanwhile, the shielding protection mechanism 200 is abutted to be in an opening state to shield impurities, and considering that when the logging pressure measuring instrument extends along a well wall, impurities attached to the well wall can fall off to cause the impurities to fall to the outer wall of the logging instrument to influence the logging effect, the impact force of the falling impurities is easy to damage the logging instrument, the service life is influenced, therefore, by arranging the shielding protection mechanism 200, after the fixed mounting assembly 330 of the pressure sensor 320 is mounted inside the shielding protection mechanism 200, the shielding protection mechanism 200 is driven to be in the opening state, when the pressure sensor 320 enters a well in an oil field, the shielding protection mechanism 200 shields the upper portion of the pressure sensor 320, even if the well wall falls, the shielding protection mechanism 200 bears the impact of the impurities, the impact damage to the pressure sensor 320 is reduced, and the protection safety is improved;
under the self gravity of the oilfield logging pressure measuring instrument, the logging instrument is easy to fall off along with the swinging caused by the fact that the logging instrument extends into the underground, and the logging effect and the instrument safety are affected, so that the pressure sensor 320 is protected by the shielding and protecting mechanism 200 through opening, the outer diameter of the shielding and protecting mechanism 200 is larger than that of the pressure sensor 320, the shielding and protecting mechanism 200 is driven to shake and contact with a well wall when the pressure sensor 320 shakes, on one hand, the pressure sensor 320 is prevented from shaking and contacting with the well wall to cause impact damage, on the other hand, the shielding and protecting mechanism 200 limits the shaking range of the pressure sensor 320, and the separation caused by large shaking amplitude is avoided;
in addition, the working principle of the pressure sensor 320 is known to those skilled in the art, when the wire is subjected to an external force, the length and the sectional area of the wire are changed, and the resistance value is changed, and if the wire is elongated by the external force, the length of the wire is increased, and the sectional area of the wire is decreased, the resistance value is increased, so that the pressure sensor 320 is inserted into the oil field well to measure the pressure, and the structural integrity is ensured.
Firstly, the concrete structure of sheltering from protection machanism 200 is disclosed, please refer to fig. 3 for showing, satisfy and shelter from and be in under the guard state in pressure measurement mechanism 300 top, make the mechanism 100 that hangs of going into the well will shelter from protection machanism 200 and pressure measurement mechanism 300 and stretch into the pit, it may drop to avoid the adnexed debris on the wall of the well, lead to dropping to pressure sensor 320's outer wall, influence going on of logging effect, and the impact force that avoids debris to drop fragile pressure sensor 320, influence life, make and shelter from protection machanism 200 and include the adjustment disk 210 of slip at connection steel pipe 310 outer wall at least, wherein:
connect steel pipe 310 upper end swing joint to have a plurality of protection frame 230, swing joint has articulated rod 220 between protection frame 230 and the adjusting disk 210, and be equipped with elasticity cloth 240 between two protection frame 230, elasticity cloth 240 can adopt the cloth that elasticity is sufficient, realize inserting inside the connecting steel pipe 310 at fixed installation component 330, support adjusting disk 210 along connecting steel pipe 310 upward movement, activity through articulated rod 220, outwards open a plurality of protection frame 230, make the tensile protecting hood form that forms the bottom depression of elasticity cloth 240, realize the protective effect to pressure sensor 320.
Because adjusting disk 210 slides along connecting steel pipe 310 outer wall, can not be effectual spacing, easily lead to adjusting disk 210 to slide the skew and cause the dislocation, influence the result of use, consequently, a plurality of spacing grooves 313 have been seted up at connecting steel pipe 310 outer wall, the inside limiting plate 211 that is equipped with of adjusting disk 210, the slip of limiting plate 211 adaptation is inside limiting groove 313, the direction of realization to adjusting disk 210 motion is passed through limiting plate 211 and is carried on spacingly along the direction of limiting groove 313 motion, it drives the open degree of consistency of protection frame 230 to improve adjusting disk 210, it is more steady to make the protection, and simultaneously, when making fixed mounting subassembly 330 can insert connecting steel pipe 310 and install, can support limiting plate 211, the improvement supports the effect to adjusting disk 210.
Touch the wall of a well if a plurality of protection frame 230 open, easily cause scraping to the wall of a well, lead to the wall of a well scratch to damage, therefore, rotating groove 231 has been seted up at protection frame 230 tip, the inside rotation of rotating groove 231 is equipped with ball 232, ball 232 is used for when the protection frame 230 tip laminating wall of a well, the rolling contact wall of a well, through sheltering from when protection mechanism 200 rocks, perhaps shelter from when protection mechanism 200 opens the contact wall of a well under the state, make the ball 232 preferred laminating wall of a well roll, reduce the frictional resistance of protection frame 230 tip and the wall of a well, make the downstream lighter on the one hand, on the other hand avoids protection frame 230 tip to scrape the wall of a well flower, and the safety is improved.
In order to realize after dismantling lower force measuring mechanism 300, can make and shelter from protection mechanism 200 and fold automatically, need be equipped with a plurality of elastic components 314 at adjustment disk 210 top edge, elastic component 314 tip and the preferred spiral helicine spring of connecting steel pipe 310 end fixed connection, wherein, elastic component 314 is preferred, elasticity is sufficient, can realize when fixed mounting subassembly 330 supports adjustment disk 210 upward movement, make elastic component 314 compress, on the contrary, dismantle at fixed mounting subassembly 330, under elastic component 314's resilience force, make adjustment disk 210 downward movement automatic re-setting, thereby drive a plurality of protection framves 230 through hinge lever 220 and gather together, and the space is saved, and convenient follow-up storage and transportation.
Secondly, a fixed mounting assembly 330 is further disclosed, please refer to fig. 9, so as to satisfy the requirement that the pressure sensor 320 is installed in the connecting steel pipe 310 through barb type limiting to prevent downward falling off, and meanwhile, the pressure sensor abuts against the shielding mechanism 200 to shield impurities in an opening state, so that the fixed mounting assembly 330 at least comprises an insertion rod 331 fixed at the top of the pressure sensor 320, the outer wall of the insertion rod 331 is movably connected with a plurality of limiting plates 333, an elastic movable assembly 334 is arranged at the joint of the limiting plates 333 and the insertion rod 331, the elastic movable assembly 334 is used for generating resilience force to drive the plurality of limiting plates 333 to open outwards, wherein:
the outer wall of the connecting steel pipe 310 close to the end part is provided with a bottom plate 312, when the inserted rod 331 is inserted into the connecting steel pipe 310, the limiting plate 333 is outwards opened from the limiting groove 313 to abut against the bottom plate 312 for limiting and falling off, after the inserted rod 331 is inserted into the connecting steel pipe 310, the limiting plate 333 is aligned with the limiting groove 313, under the resilience force of the elastic movable component 334, the limiting plate 333 is opened from the limiting groove 313 to form a barb shape, the limiting plate 333 is driven to abut against the bottom plate 312 for fixing under the action of the gravity of the pressure sensor 320, the pressure sensor 320 is installed more firmly between the fixed installation component 330 and the connecting steel pipe 310, and the falling off is avoided to influence the logging effect;
meanwhile, the elastic member 314 presses against the adjusting plate 210 to move upwards along with the insertion rod 331, so that the elastic member 314 generates a downward resilient force, and the limiting plate 333 presses against the bottom plate 312 better, thereby further improving the fixing effect.
Because when dismantling fixed mounting subassembly 330, need fold limiting plate 333, realize that inserted bar 331 can follow the inside extraction of connecting steel pipe 310, need set up a plurality of folding grooves 332 at the inserted bar 331 outer wall, folding groove 332 internal dimension and limiting plate 333 size looks adaptation, it is inside folding groove 332 to be located through pressing limiting plate 333 internal rotation, fill the inserted bar 331 outer wall, make inserted bar 331 can follow the inside dismantlement of connecting steel pipe 310, convenient follow-up maintenance is changed, guarantee the structural integrity of installation dismantlement.
Further, it is necessary to disclose a specific structure of the elastic movable assembly 334, please refer to fig. 10, to generate a resilient force to drive the plurality of limiting plates 333 to open outward, so that the elastic movable assembly 334 at least includes a rotating shaft 3341 fixed at an end of the limiting plates 333, the rotating shaft 3341 rotates inside the folding slot 332, and a rotating rod 3342 is fixed inside the rotating shaft 3341, an outer wall of the rotating rod 3342 is sleeved with a coil spring 3343, one end of the coil spring 3343 is fixed at an end of the rotating rod 3342, and the other end is fixed at an inner wall of the folding slot 332, by fixing the coil spring 3343, the limiting plates 333 are in an outward opening state, so that, when the elastic movable assembly is installed, the limiting plates 333 can be pressed inward when the inserting rod 331 is inserted into the connecting steel pipe 310, the limiting plates 333 are pressed inward to generate a resilient force by rotating the coil spring 3343, and the limiting plates 333 are outwardly opened when aligned with the limiting slots 313 to form an inverted thorn shape, so that the end of the limiting plates 333 is abutted against the bottom plate 312, thereby facilitating the installation, and increasing the safety as the weight of the pressure sensor 320 is heavier.
Further, if it is desired to realize that the pressure sensor 320 can extend into the oil well to measure the pressure in the well, the downhole suspension mechanism 100 is needed, specifically referring to fig. 1, and a specific structure of the downhole suspension mechanism 100 is further disclosed, first, the connection ring 311 is disposed at the top of the connection steel pipe 310, the downhole suspension mechanism 100 at least includes the rope winding roller frame 110 supported on the ground, the outer wall of the winding roller inside the rope winding roller frame 110 is wound with the pulling rope 120, and the end of the pulling rope 120 is fixed inside the connection ring 311, wherein:
be equipped with the crane suspender 130 that hangs through the crane directly over the oil well opening, crane suspender 130 bottom is equipped with spacing wheel 131, stay cord 120 outer wall stretches into in the oil well along spacing wheel 131, hang crane suspender 130 through the crane, be located the oil well top with spacing wheel 131, make stay cord 120 put into in the oil well along spacing wheel 131, make pressure sensor 320 stretch into and measure in the well, realize the measurement of oil well pressure, and simultaneously, the winding up roller through winding up rope roller frame 110 rotates, receive and release pull cord 120, the height that control stay cord 120 stretched into the oil well, ensure to measure the pressure of different positions.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides an oil field is logging instrument for development, hangs mechanism (100) including going into the well, and it hangs mechanism (100) and is used for driving logging instrument and gets into the oil field underground to go into the well, its characterized in that: the mechanism (100) tip is hung in the pit and is equipped with shelters from protection machanism (200), shelter from that protection machanism (200) is inside to be equipped with pressure measurement mechanism (300), through pressure measurement mechanism (300) with shelter from protection machanism (200) equipment back, shelter from protection machanism (200) and be used for sheltering from and be in under the guard state in pressure measurement mechanism (300) top, make the pit hang mechanism (100) and will shelter from protection machanism (200) and pressure measurement mechanism (300) and stretch into in the pit, wherein:
pressure measurement mechanism (300) are at least including fixing at the inside connecting steel pipe (310) of sheltering from protection machanism (200), connecting steel pipe (310) lower extreme is equipped with pressure sensor (320), pressure sensor (320) upper end is connected with fixed mounting subassembly (330), fixed mounting subassembly (330) are used for preventing to drop down at connecting steel pipe (310) with pressure sensor (320) through the spacing installation of barb formula, support simultaneously and shelter from protection machanism (200) and be in and open the state and shelter from impurity.
2. The oilfield development logging instrument of claim 1, wherein: the shielding protection mechanism (200) at least comprises an adjusting disc (210) sliding on the outer wall of the connecting steel pipe (310), wherein:
connect steel pipe (310) upper end swing joint has a plurality of protection framves (230), protection frame (230) with swing joint has articulated rod (220) between adjusting disk (210), and two be equipped with elasticity cloth (240) between protection frame (230).
3. The oilfield development logging instrument of claim 2, wherein: a plurality of limiting grooves (313) are formed in the outer wall of the connecting steel pipe (310), limiting plates (211) are arranged inside the adjusting plate (210), and the limiting plates (211) are matched and slide inside the limiting grooves (313).
4. The oilfield development logging instrument of claim 3, wherein: protection frame (230) tip has seted up rotating groove (231), rotating groove (231) inside rotation is equipped with ball (232), and ball (232) are used for when protection frame (230) tip laminating the wall of a well, rolling contact wall of a well.
5. The oilfield development logging instrument of claim 4, wherein: the edge of the top of the adjusting disc (210) is provided with a plurality of elastic pieces (314), and the end parts of the elastic pieces (314) are fixedly connected with the end parts of the connecting steel pipes (310).
6. The oilfield development logging instrument of claim 1, wherein: the fixed mounting component (330) at least comprises an inserted bar (331) fixed at the top of the pressure sensor (320), the outer wall of the inserted bar (331) is movably connected with a plurality of limiting plates (333), the connecting part of the limiting plates (333) and the inserted bar (331) is provided with an elastic movable component (334), the elastic movable component (334) is used for generating resilience force to drive the limiting plates (333) to expand outwards, wherein:
the outer wall of the connecting steel pipe (310) close to the end part is provided with a bottom plate (312), and when the inserted link (331) is inserted into the connecting steel pipe (310), the limiting plate (333) is outwards expanded from the limiting groove (313) to abut against the bottom plate (312) to limit falling.
7. The oilfield development logging instrument of claim 6, wherein: the outer wall of the insert rod (331) is provided with a plurality of folding grooves (332), and the inner size of each folding groove (332) is matched with the size of the limiting plate (333).
8. The oilfield development logging instrument of claim 7, wherein: elasticity movable part (334) is at least including fixing pivot (3341) of limiting plate (333) tip, pivot (3341) are rotated folding groove (332) are inside, and pivot (3341) inside fixed bull stick (3342) that is equipped with, bull stick (3342) outer wall cover is equipped with coil spring (3343), coil spring (3343) one end is fixed bull stick (3342) tip, the fixed folding groove (332) inner wall of other end.
9. The oilfield development logging instrument of claim 8, wherein: the top of the connecting steel pipe (310) is provided with a connecting ring (311), the downhole suspension mechanism (100) at least comprises a rope winding roller frame (110) supported on the ground, the outer wall of a winding roller inside the rope winding roller frame (110) is wound with a pull rope (120), the end part of the pull rope (120) is fixed inside the connecting ring (311), and the lower end of the pull rope is connected with the lower end of the connecting steel pipe (310):
a crane hanging piece (130) hung through a crane is arranged right above the opening of the oil well, a limiting wheel (131) is arranged at the bottom of the crane hanging piece (130), and the outer wall of the pull rope (120) extends into the oil well along the limiting wheel (131).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310063465.0A CN115822571B (en) | 2023-02-06 | 2023-02-06 | Logging instrument for oil field development |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310063465.0A CN115822571B (en) | 2023-02-06 | 2023-02-06 | Logging instrument for oil field development |
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| CN115822571A true CN115822571A (en) | 2023-03-21 |
| CN115822571B CN115822571B (en) | 2023-05-02 |
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| CN212225195U (en) * | 2020-06-01 | 2020-12-25 | 山东省物化探勘查院 | Geophysical logging measuring device |
| CN213743381U (en) * | 2020-12-04 | 2021-07-20 | 天津油立方科技有限公司 | Underground data acquisition and transmission equipment |
| CN217813441U (en) * | 2022-08-09 | 2022-11-15 | 党世强 | Oil field logging pressure measurement device convenient to installation |
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| CN103040212A (en) * | 2013-01-14 | 2013-04-17 | 邹高禄 | Multifunctional umbrella with two-layer moisture protection structure |
| CN206880243U (en) * | 2017-06-21 | 2018-01-16 | 绍兴市上虞环宇伞业有限公司 | A kind of parasols |
| US20190153852A1 (en) * | 2017-11-22 | 2019-05-23 | Baker Hughes, A Ge Company, Llc | Downhole tool protection cover |
| CN207795222U (en) * | 2017-12-26 | 2018-08-31 | 中国石油天然气股份有限公司 | Injection well testing hole protective device |
| CN108952683A (en) * | 2018-08-31 | 2018-12-07 | 重庆五诶科技有限公司 | Multi-parameter detects terminal in hole |
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| CN212225195U (en) * | 2020-06-01 | 2020-12-25 | 山东省物化探勘查院 | Geophysical logging measuring device |
| CN213743381U (en) * | 2020-12-04 | 2021-07-20 | 天津油立方科技有限公司 | Underground data acquisition and transmission equipment |
| CN217813441U (en) * | 2022-08-09 | 2022-11-15 | 党世强 | Oil field logging pressure measurement device convenient to installation |
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| CN115822571B (en) | 2023-05-02 |
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