CN108590635B - Universal follow-up coupling detection device - Google Patents
Universal follow-up coupling detection device Download PDFInfo
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- CN108590635B CN108590635B CN201810721626.XA CN201810721626A CN108590635B CN 108590635 B CN108590635 B CN 108590635B CN 201810721626 A CN201810721626 A CN 201810721626A CN 108590635 B CN108590635 B CN 108590635B
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- seat
- probe
- chute
- groove
- detection device
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/09—Locating or determining the position of objects in boreholes or wells, e.g. the position of an extending arm; Identifying the free or blocked portions of pipes
Abstract
A universal follow-up coupling detection device belongs to the field of oilfield equipment. The invention aims to provide a universal follow-up coupling detection device which is used for multi-direction follow-up detection, detection head follow-up and universal measurement and is tightly attached to an oil pipe. The detection component is arranged on the shell of the detection device; the inside of the detection device casing is an oil pipe inserting cavity, the upper part and the lower part are butt flanges, a chute inserting groove is formed in the outer side of the detection device casing, and a probe channel is formed between the chute inserting groove and the oil pipe inserting cavity. The invention has compact structure, convenient operation and use, accurate measurement, multiple-direction follow-up detection, return of the detecting head, convenient oil extraction during well repair, follow-up and universal measurement of the detecting head, close fitting with the oil pipe, convenient installation of the wellhead and removal of the equipment during well repair.
Description
Technical Field
The invention belongs to the field of oilfield equipment.
Background
Petroleum is an energy source widely applied in the prior society, but some petroleum is buried in a deeper stratum underground, and a large number of couplings are needed for oil pipe exploitation during exploitation, so the connection performance of the couplings is often a key technology for the whole oil exploitation operation, performance detection is needed for the couplings, and the prior detection comprises magnetic detection, electronic detection equipment and the like, but most of the problems are solved by improving the performance index of the coupling products. The coupling position, offset and the like have corresponding detection, but the accuracy has corresponding deviation.
Disclosure of Invention
The invention aims to provide a universal follow-up coupling detection device which is used for multi-direction follow-up detection, detection head follow-up and universal measurement and is tightly attached to an oil pipe.
The detection component is arranged on the shell of the detection device; the inside of the detection device casing is an oil pipe inserting cavity, the upper part and the lower part are butt flanges, a chute inserting groove is formed in the outer side of the detection device casing, and a probe channel is formed between the chute inserting groove and the oil pipe inserting cavity;
and a detection assembly: the detector mainly comprises a detector head auxiliary component and an adjusting component;
a detector head auxiliary assembly: comprises a chute, a detecting head, a sealing Z-shaped cover, a reset spring and a closed shell; the chute is inserted into the chute insertion groove, the closed shell is sleeved outside the upper pressing plate and the seat plate of the chute, the closed shell is fixed on the detection device casing, and the closed shell is fixedly provided with a sealing Z-shaped cover;
the sliding chute is composed of an upper pressing plate, a back plate and a seat plate, a probe perforation is formed in the position, corresponding to a probe channel, on the back plate of the sliding chute, a seat plate is arranged below the sliding chute, a limit groove is formed in the seat plate, a spring front seat is arranged in the limit groove of the seat plate, a probe sliding seat which is fixed with the spring front seat is arranged on the spring front seat, a probe reducing diameter is formed in the position, corresponding to the probe perforation, of the spring front seat, the inner diameter of the probe reducing diameter is smaller than that of the probe perforation, the probe is composed of a large-diameter front section, a small-diameter rear section and a reducing clamping table, the large-diameter front end penetrates through the probe channel and the probe perforation to extend into an oil pipe insertion cavity, the small-diameter rear section penetrates through the probe reducing diameter to extend into the sliding chute, the reducing clamping table is clamped on the spring front seat, the front end of a return spring is sleeved on the small-diameter rear section and is propped against the spring front seat, a spring rear seat is arranged on the back plate at the rear side of the closed shell, and the tail end of the return spring is propped against the spring rear seat; one side of the probe slide seat is provided with a guide rail groove, the guide rail groove is sleeved on a slide rail, one end of the slide rail is fixed at a guide rail fixing groove on the slide groove, and the other end of the slide rail is fixed on a spring backseat; a baffle plate is fixedly arranged on the detection device casing corresponding to one side of the sliding groove on the sliding rail, and a sliding rail stop block is arranged on the baffle plate corresponding to the guide rail groove; an extension bar is fixedly arranged at the rear end of the base, penetrates through the closed shell and the sealing Z-shaped cover, stretches into the cavity of the adjusting component and is fixed with the chute mounting block; an adjusting shell is sleeved outside the sealing Z-shaped cover, an adjusting component cavity is formed in the adjusting shell, a cylinder body of a hydraulic cylinder is fixed outside the adjusting shell, a hydraulic rod of the hydraulic cylinder penetrates through the adjusting shell and stretches into the adjusting component cavity, a sliding groove adjusting block is arranged at the end part of the hydraulic rod, and corresponding pin holes are formed in the sliding groove adjusting block and the sliding groove mounting block; the adjusting shell is provided with a mounting opening, and a mounting opening cover is covered on the mounting opening.
The invention is provided with a chute cavity pressure detection port on the closed shell.
The invention has compact structure, convenient operation and use, accurate measurement, multiple-direction follow-up detection, return of the detecting head, convenient oil extraction during well repair, follow-up and universal measurement of the detecting head, close fitting with the oil pipe, convenient installation of the wellhead and removal of the equipment during well repair.
Drawings
FIG. 1 is a cross-sectional view of the structure of the present invention;
FIG. 2 is a cross-sectional view of a sonde housing of the present invention;
FIG. 3 is a schematic view of the connection relationship of the chute and related components according to the present invention;
FIG. 4 is a schematic view of a chute according to the present invention;
FIG. 5 is a schematic diagram of the connection of the spring front, the probe slider and related components of the present invention;
FIG. 6 is a schematic view of the A-A of FIG. 1 in accordance with the present invention;
FIG. 7 is a schematic view showing the overall connection of the detection assembly and the detection device casing according to the present invention;
figure 8 is a schematic diagram of a probe head of the present invention.
Detailed Description
The detection assembly 26 of the present invention is mounted on the detection device casing 1; the inside of the detection device casing 1 is provided with an oil pipe inserting cavity 18, the upper part and the lower part are butt flanges 19, the outer side of the detection device casing 1 is provided with a chute inserting groove 20, and a probe channel 21 is arranged between the chute inserting groove 20 and the oil pipe inserting cavity 18; the sonde housing 1 is a sleeve-like structure and the docking flange 19 is a part that is connected up and down, with the sonde head 2 on the sonde assembly 26 extending from the sonde channel 21 into contact with the inserted tubing.
The detection assembly 26: the detector mainly comprises a detector head auxiliary component and an adjusting component; the probe assembly 26 is a key assembly of the present invention through which all probe data is obtained.
A detector head auxiliary assembly: the detector comprises a chute 4, a detector head 2, a sealing Z-shaped cover 15, a reset spring 5 and a closed shell 3, wherein the sealing Z-shaped cover 15 and the closed shell 3 are shell supports of the whole front-end detection dog auxiliary assembly, are fixed on a detector device shell 1 and form a detector head movable space inside; the chute 4 is inserted into the chute insertion groove 20 and can slide in the chute insertion groove 20, the closed shell 3 is sleeved outside the upper pressing plate 41 and the seat plate 45 of the chute 4, the closed shell 3 is fixed on the detection device casing 1, and the sealed Z-shaped cover 15 is fixedly arranged outside the closed shell 3; in this way, the chute 4 is movable relative to the sealing Z-cap 15 and the closure housing 3, only because of the constraint of the sealing Z-cap 15 and the closure housing 3, the movement of the chute 4 is limited to a certain extent.
The chute 4 is composed of an upper pressing plate 41, a back plate 46 and a seat plate 45, the pressing plate 41, the back plate 46 and the seat plate 45 are provided with a probe penetrating hole 44 at the position corresponding to the probe channel 21 on the back plate 46 of the chute 4 for facilitating the installation of the probe 2, the probe sliding seat 17 and the spring supporting sleeve, the seat plate 45 is arranged below the chute 4, the seat plate 45 is internally provided with a limit groove 47, the spring front seat 7 is arranged in the limit groove 47 of the seat plate 45, the spring front seat 7 is provided with the probe sliding seat 17 which is fixedly integrated with the spring front seat 7, the position corresponding to the probe penetrating hole 44 on the spring front seat 7 is provided with a probe reducing diameter, the probe reducing inner diameter is smaller than the probe penetrating hole 44 inner diameter, the probe 2 is composed of a large-diameter front section 27, a small-diameter rear section 28 and a reducing clamping table 29, the large-diameter front end 27 penetrates through the probe channel 21 and the probe penetrating hole 44 to be inserted into the oil pipe inserting cavity 18, the small-diameter rear section 28 penetrates through the probe reducing penetrating into the chute 4, the reducing clamping table 29 is clamped on the spring front seat 7, the front seat 5 front end is sleeved on the small-diameter rear section 21 and is propped against the rear section 7, the rear end of the spring seat 16 is closed on the back plate 16, the rear end of the back plate 16 is arranged on the back plate 16, and the back plate is closed on the back plate 16. Thus, after the oil pipe is inserted into the oil pipe insertion cavity 18, the oil pipe can press the probe head 2 to retract inwards, the reducing clamping table 29 of the probe head 2 is clamped on the outer side of the spring front seat 7, the spring front seat 7 can be pressed to slide inwards and compress the spring 5 during retraction, and the spring front seat 7 and the probe head sliding seat 17 are fixed integrally, so that the probe head sliding seat 17 can slide inwards.
A guide rail groove 24 is formed in one side of the probe slide 17, the guide rail groove 24 is sleeved on the guide rail 23, one end of the guide rail 23 is fixed at a guide rail fixing groove 43 on the slide groove 4, and the other end is fixed on the spring back seat 16; a baffle plate 22 is fixedly arranged on the detection device casing 1 on one side of the sliding groove 4 corresponding to the sliding rail 23, and a sliding rail stop block 25 is arranged on the baffle plate 22 corresponding to the guide rail groove 24; the guide rail groove 24 is arranged on one side of the probe slide 17, but one end is opened, the slide rail 23 cannot be limited to be linearly displaced accurately, thus, a similar sealing cover is added on the detecting device casing 1 on one side of the opening, the whole guide rail groove 24 is in a closed state, and the slide rail stop 25 can be used for determining whether the guide rail groove 24 is necessary or not according to the closed state, so that the main purpose is not limited to the increase of the compactness between the guide rail groove 24 and the slide rail 23.
By setting the slide rail 23 and the guide rail groove 24, the probe slide 17 can only slide along the set straight line of the slide rail 23, no deviation is generated, and the probe 2 is ensured to stretch and retract according to the set straight line.
The linear displacement sensor is fixed to the probe slider 17, so that displacement data can be read by the existing displacement sensor receiving device to perform detection.
And an adjusting component: an extension bar 42 is fixedly arranged at the rear end of the base 45, and the extension bar 42 penetrates through the closed shell 3 and the sealing Z-shaped cover 15 to extend into the cavity of the adjusting assembly to be fixed with the chute mounting block 14; an adjusting shell 10 is sleeved outside a sealing Z-shaped cover 15, an adjusting component cavity is formed in the adjusting shell 10, a cylinder body of a hydraulic cylinder 11 is fixed on the outer side of the adjusting shell 10, a hydraulic rod of the hydraulic cylinder 11 penetrates through the adjusting shell 10 and stretches into the adjusting component cavity, a sliding groove adjusting block 12 is arranged at the end part of the hydraulic rod, and corresponding pin holes 13 are formed in the sliding groove adjusting block 12 and a sliding groove mounting block 14; the adjusting housing 10 is provided with a mounting opening 9, and the mounting opening 9 is covered with a mounting opening cover 8.
This structure only uses when the workover, in order to prevent to damage the probe, need to use this structure when retracting the probe, during the use, now open installation flap 8, stretch into the instrument from mounting hole 9 and connect the pinhole 13 in spout installation piece 14 and the spout adjusting block 12 through the pin, then pull extension strip 42 through pneumatic cylinder 11, because extension strip 42 and spout 4 fixed connection, will pull spout 4 and follow spout insertion groove 20 roll-off, drive probe 2 and retract in the lump from oil pipe insertion chamber 18 simultaneously, just so even overhaul also can not have the influence to the probe.
The invention is provided with a chute cavity pressure detection port 6 on the closed shell 3. The detection port can conveniently master the internal pressure at any time.
The specific process of the invention is as follows:
in the well completion process, an oil pipe needs to be conveyed to the ground, when the oil pipe moves from top to bottom from the ground surface, the sealing cover is opened, the pin at the pin hole position is taken out through the mounting hole, the whole connected with the hydraulic cylinder and the hydraulic cylinder mounting block is separated from the sliding block mounting groove, and the hydraulic rods of the hydraulic cylinder are completely retracted into the cylinder, so that the separation of the two systems is realized.
When the bottom end coupling of the oil pipe touches the detection head, the reset spring moves outwards under the limiting action of the spring back seat and the extrusion action of the oil pipe coupling, and the reset spring, the detection head sliding seat and the linear displacement sensor are connected, wherein the four screws of the linear displacement sensor are fixed with the detection head sliding seat. The movement causes the relative sliding of the component system and the guide rail, the guide rail is fixedly connected with the limiting plugboard through a screw, the limiting plugboard is connected with the shell of the detection device through the screw to realize the monitoring of the position variation, eight sets of redundant detection devices are adopted to accurately monitor the position of the oil outlet pipe coupling so as to realize the detection of the position of the coupling pair and accurately report the descending position of the oil pipe.
When the coupling passes through the height, under the action of the return spring, the probe, the spring front seat, the probe sliding seat and the linear displacement sensor return to the diameter of the oil pipe at first and form close contact with the oil pipe
In the well repairing process, in order to avoid the interference of the coupling detection equipment to the ground of the oil pipe brought up from the underground caused by clamping of the oil pipe, the sealing cover is opened again, the pin at the pin hole position is inserted into the mounting hole, the whole of the connection of the hydraulic cylinder and the hydraulic cylinder mounting block is connected with the sliding block mounting groove to form a rigid body, the sliding block mounting groove, the sliding groove, the spring front seat, the detection head and the detection head sliding seat are pulled through the circular through hole of the sealing Z-shaped cover plate under the action of hydraulic driving force until the detection head is completely retracted into the probe position opening on the shell of the detection device, and the upward movement of the oil pipe in a non-clamping state is realized.
Claims (2)
1. The utility model provides a universal follow-up coupling detection device which characterized in that: the detection assembly (26) is arranged on the detection device casing (1); an oil pipe inserting cavity (18) is formed in the detection device casing (1), butt flanges (19) are arranged at the upper part and the lower part, a chute inserting groove (20) is formed in the outer side of the detection device casing (1), and a probe channel (21) is formed between the chute inserting groove (20) and the oil pipe inserting cavity (18);
detection assembly (26): the detector mainly comprises a detector head auxiliary component and an adjusting component;
a detector head auxiliary assembly: comprises a chute (4), a detecting head (2), a sealing Z-shaped cover (15), a return spring (5) and a closed shell (3); the chute (4) is inserted into the chute insertion groove (20), the closed shell (3) is sleeved outside the upper pressing plate (41) and the seat plate (45) of the chute (4), the closed shell (3) is fixed on the detection device casing (1), and the sealed Z-shaped cover (15) is fixedly arranged outside the closed shell (3);
the chute (4) is composed of an upper pressing plate (41), a back plate (46) and a seat plate (45), probe perforation holes (44) are formed in the back plate (46) of the chute (4) corresponding to the probe channel (21), the seat plate (45) is arranged below the chute (4), a limit groove (47) is formed in the seat plate (45), a spring front seat (7) is arranged in the limit groove (47) of the seat plate (45), a probe sliding seat (17) which is fixed with the spring front seat (7) integrally is arranged on the spring front seat (7), a linear displacement sensor is fixed on the probe sliding seat (17), displacement data are read through a linear displacement sensor, probe shrinkage diameters are formed in positions, corresponding to the probe perforation holes (44), on the spring front seat (7), the inner diameters of the probe shrinkage diameters are smaller than the inner diameters of the probe perforation holes (44), the probe front section (27), a small diameter rear section (28) and a shrinkage diameter clamping table (29) are formed in the inner portion of the seat (7), the large diameter front section (27) penetrates through the channel (21) and the probe shrinkage tube, the probe shrinkage diameter (44) into an oil tube inserting cavity (18), the small diameter (28) is inserted into the spring front section (7) in the inner diameter of the spring front seat (7), the small diameter shrinkage diameter is reduced on the front section (28), the front end of the spring front section (4) is inserted into the spring seat (5), a spring back seat (16) is arranged on the back side backboard of the closed shell (3), and the tail end of the return spring (5) is propped against the spring back seat (16); a guide rail groove (24) is formed in one side of the probe slide seat (17), the guide rail groove (24) is sleeved on the slide rail (23), one end of the slide rail (23) is fixed at a guide rail fixing groove (43) on the slide groove (4), and the other end of the slide rail is fixed on the spring back seat (16); a baffle plate (22) is fixedly arranged on the detection device casing (1) at one side of the sliding groove (4) corresponding to the sliding rail (23), and a sliding rail stop block (25) is arranged on the baffle plate (22) corresponding to the guide rail groove (24); an extension bar (42) is fixedly arranged at the rear end of the seat board (45), and the extension bar (42) penetrates through the closed shell (3) and the sealing Z-shaped cover (15) to extend into the cavity of the adjusting assembly to be fixed with the chute mounting block (14); an adjusting shell (10) is sleeved outside the sealing Z-shaped cover (15), an adjusting component cavity is formed in the adjusting shell (10), a cylinder body of a hydraulic cylinder (11) is fixed outside the adjusting shell (10), a hydraulic rod of the hydraulic cylinder (11) penetrates through the adjusting shell (10) to extend into the adjusting component cavity, a sliding groove adjusting block (12) is arranged at the end part of the hydraulic rod, and corresponding pin holes (13) are formed in the sliding groove adjusting block (12) and the sliding groove mounting block (14); the adjusting shell (10) is provided with an installing opening (9), and the installing opening (9) is covered with an installing opening cover (8).
2. The universal follower collar detection device of claim 1, wherein: a chute cavity pressure detection port (6) is formed in the closed shell (3).
Priority Applications (1)
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CN201810721626.XA CN108590635B (en) | 2018-07-04 | 2018-07-04 | Universal follow-up coupling detection device |
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CN201810721626.XA CN108590635B (en) | 2018-07-04 | 2018-07-04 | Universal follow-up coupling detection device |
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CN108590635A CN108590635A (en) | 2018-09-28 |
CN108590635B true CN108590635B (en) | 2023-05-23 |
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CN201810721626.XA Active CN108590635B (en) | 2018-07-04 | 2018-07-04 | Universal follow-up coupling detection device |
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CN116295771B (en) * | 2023-04-10 | 2024-03-01 | 山东华星重工机械装备有限公司 | Vibration testing device of miniature excavator bucket |
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DE10334503A1 (en) * | 2003-07-29 | 2005-02-24 | Haff & Schneider Gmbh & Co Ohg | Measurement probe for machine tool work piece measurements has needle and flexible supporting rod in hollow spindle with sprung radial setting screws |
DE102006034928A1 (en) * | 2006-07-28 | 2008-01-31 | Ptr Messtechnik Gmbh & Co. Kg | Switch spring contact pin for use in testing apparatus, has housing, contact lug, retainer and probe head that are provided with inner recess, where recess is guided till head is in use position, and optical fiber is penetrated into recess |
CN105317426A (en) * | 2015-10-16 | 2016-02-10 | 山东胜利石油装备产业技术研究院 | Oil pipe and sucker rod coupling detection equipment and detecting method |
CN206972227U (en) * | 2017-05-25 | 2018-02-06 | 任丘市博鑫石油机械制造有限公司 | Environmentally friendly closed tubing collar detection device |
CN108049864A (en) * | 2017-12-21 | 2018-05-18 | 大连理工大学 | A kind of string collar detection device and its application method |
CN108194075A (en) * | 2017-12-14 | 2018-06-22 | 西安宇星石油机械新技术开发有限公司 | A kind of Operating Pressure box cupling sensing device |
-
2018
- 2018-07-04 CN CN201810721626.XA patent/CN108590635B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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DE10334503A1 (en) * | 2003-07-29 | 2005-02-24 | Haff & Schneider Gmbh & Co Ohg | Measurement probe for machine tool work piece measurements has needle and flexible supporting rod in hollow spindle with sprung radial setting screws |
DE102006034928A1 (en) * | 2006-07-28 | 2008-01-31 | Ptr Messtechnik Gmbh & Co. Kg | Switch spring contact pin for use in testing apparatus, has housing, contact lug, retainer and probe head that are provided with inner recess, where recess is guided till head is in use position, and optical fiber is penetrated into recess |
CN105317426A (en) * | 2015-10-16 | 2016-02-10 | 山东胜利石油装备产业技术研究院 | Oil pipe and sucker rod coupling detection equipment and detecting method |
CN206972227U (en) * | 2017-05-25 | 2018-02-06 | 任丘市博鑫石油机械制造有限公司 | Environmentally friendly closed tubing collar detection device |
CN108194075A (en) * | 2017-12-14 | 2018-06-22 | 西安宇星石油机械新技术开发有限公司 | A kind of Operating Pressure box cupling sensing device |
CN108049864A (en) * | 2017-12-21 | 2018-05-18 | 大连理工大学 | A kind of string collar detection device and its application method |
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