CN113296102A - Preparation device and preparation method used before petroleum casing running - Google Patents
Preparation device and preparation method used before petroleum casing running Download PDFInfo
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- CN113296102A CN113296102A CN202110550202.3A CN202110550202A CN113296102A CN 113296102 A CN113296102 A CN 113296102A CN 202110550202 A CN202110550202 A CN 202110550202A CN 113296102 A CN113296102 A CN 113296102A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 42
- 239000003208 petroleum Substances 0.000 title claims abstract description 16
- 230000002159 abnormal effect Effects 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims 2
- 241000561734 Celosia cristata Species 0.000 claims 1
- 210000001520 comb Anatomy 0.000 claims 1
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 210000000664 rectum Anatomy 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 239000013585 weight reducing agent Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/04—Systems determining the presence of a target
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
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Abstract
The invention provides a preparation device and a preparation method thereof used before the running of a petroleum casing, which can meet the preparation work before the running of the petroleum casing and is convenient to use, the preparation device comprises a male buckle end casing tool and a female buckle end casing tool, and the male buckle end casing tool comprises: the telescopic component is parallel to the horizontal extending direction of the sleeve; the top of the sleeve body clamping assembly is connected with one end of the telescopic assembly, and the sleeve body clamping assembly is sleeved on the sleeve body and fixes the sleeve body; the top of the rotating assembly is connected with the other end of the telescopic assembly, and the rotating assembly and the sleeve pipe body clamping assembly are positioned on the same side of the telescopic assembly; the clamping disc is arranged at the bottom of the rotating assembly, a connecting shaft connected with the rotating assembly is arranged on the back face of the clamping disc, clamping clips for clamping the thread protecting caps are arranged on the front face of the clamping disc, and the front face of the clamping disc is opposite to the sleeve body clamping assembly.
Description
Technical Field
The invention relates to the field of auxiliary tools for special petroleum pipes, in particular to a preparation device and a preparation method for petroleum casing pipes before casing.
Background
According to the oil operation specification, before casing pipe is arranged, a standard drift diameter gauge is used for measuring the length one by one. In actual operation, a team carries out centralized operation, and when the sleeve pipe thread protecting cap and the drift diameter are disassembled, time and labor are wasted. The technical staff needs to be equipped with four persons for cooperative operation when measuring the length of the casing. The measuring tapes are used for measuring one by one, and if the measured lengths of the continuous measuring tapes are the same, the recording personnel can easily miss the measurements. And the operation can not be effectively satisfied by the stacking arrangement sleeve with a large number of pairs.
Disclosure of Invention
The invention aims to provide a preparation device and a preparation method thereof used before casing running of an oil casing, which can meet the preparation work before casing running and is convenient, fast and simple to use.
The embodiment of the invention is realized by the following steps:
a preparation apparatus for use before running an oil casing, the preparation apparatus comprising a pin-end casing tool and a box-end casing tool, the pin-end casing tool comprising: the telescopic component is parallel to the horizontal extending direction of the sleeve; the top of the sleeve body clamping assembly is connected with one end of the telescopic assembly, and the sleeve body clamping assembly is sleeved on the sleeve body and fixes the sleeve body; the top of the rotating assembly is connected with the other end of the telescopic assembly, and the rotating assembly and the sleeve pipe body clamping assembly are positioned on the same side of the telescopic assembly; the clamping disc is arranged at the bottom of the rotating assembly, a connecting shaft connected with the rotating assembly is arranged on the back face of the clamping disc, clamping clips for clamping the thread protecting caps are arranged on the front face of the clamping disc, and the front face of the clamping disc is opposite to the sleeve body clamping assembly.
In a preferred embodiment of the present invention, the casing body clamping assembly includes: the top of the connecting lantern ring is connected with the telescopic assembly, and a first through hole is formed in an annular body of the connecting lantern ring; the electric telescopic rod is fixedly arranged in the first through hole; the friction plate is connected with a movable rod of the electric telescopic rod, the friction plate is arc-shaped, and saw-toothed grains are arranged on the contact surface of the friction plate and the sleeve pipe body.
In a preferred embodiment of the present invention, the telescopic assembly comprises: the support cylinder is fixedly connected with the sleeve pipe body clamping assembly; the telescopic unit is arranged in the supporting cylinder; the connecting cylinder is inserted into the supporting cylinder, and the connecting cylinder is connected with a movable rod of the telescopic unit to enable the connecting cylinder to be contained into the supporting cylinder or extend out of the supporting cylinder.
In a preferred embodiment of the present invention, the expansion unit includes: the low-rotation-speed motor is arranged in the supporting cylinder; two ends of the screw rod are respectively connected with the low-rotating-speed motor and the connecting cylinder.
In a preferred embodiment of the present invention, the clip includes: the clamping device comprises a first clamping piece, a clamping piece adjusting piece and a second clamping piece, wherein the first clamping piece is fixedly and vertically arranged on the edge of a clamping disc; the clamping piece adjusting piece is positioned on a connecting line of the first clamping piece and the circle center of the clamping disc; the second clamping piece is connected with one end of the clamping piece adjusting piece, the second clamping piece expands or reduces the distance between the first clamping piece and the second clamping piece through the stretching of the clamping piece adjusting piece, and the clamping surfaces of the first clamping piece and the second clamping piece are provided with sawtooth-shaped grains.
In a preferred embodiment of the present invention, the outer wall of the supporting cylinder is further provided with a handle.
In a preferred embodiment of the present invention, a power supply and a control board are further disposed in the support cylinder.
In a preferred embodiment of the present invention, the clamping plate further includes: and the infrared distance measuring sensor is arranged on the front surface of the clamping disc and is positioned on a connecting line between the clamping clip and the circle center of the clamping disc.
In a preferred embodiment of the present invention, the structure of the box end socket tool is the same as that of the pin end socket tool, and the clamping plate further includes: the radius of the reflecting plate is larger than the distance from a point on a connecting line of the clamping clamp and the circle center of the clamping disc to the circle center of the clamping disc.
A preparation method used before the casing running of the petroleum casing comprises a preparation device, and the preparation method comprises the following steps:
disassembling the screw protection cap, sleeving a male buckle end sleeve tool at the male buckle end of the sleeve, and respectively contacting, pre-tightening and clamping the sleeve body and the screw protection cap at the male buckle end by the sleeve body clamping assembly and the clamping disc; the rotating assembly drives the clamping disc to rotate, and the telescopic assembly moves along with the running direction of the screw protection cap until the screw protection cap leaves the sleeve body;
releasing the thread protecting cap, and loosening the thread protecting cap by the clamping disc;
checking the drift diameter, sleeving a box end sleeve tool at the box end, contracting a telescopic assembly at the male buckle end, resetting the clamping disc, starting an infrared distance measuring sensor at the male buckle end, reflecting infrared rays by a reflecting plate at the box end, and if the infrared distance measuring sensor receives the reflected infrared rays, the drift diameter is normal, otherwise, the drift diameter is abnormal;
measuring the length, wherein the infrared distance measuring sensor measures the length of the sleeve after receiving infrared rays;
the assembly protects the screw cap, and the flexible subassembly extension of pin thread end will protect the screw cap assembly on the centre gripping dish of pin thread end, and the rotating assembly reversal drives the rotation of protecting the screw cap on centre gripping dish and the centre gripping dish, and flexible subassembly moves along the traffic direction who protects the screw cap simultaneously, and until protecting the screw cap assembly on the sleeve pipe body.
The embodiment of the invention has the beneficial effects that: the preparation device is provided with a telescopic assembly, two ends of the telescopic assembly are respectively connected with a sleeve body clamping assembly and a rotating assembly, the sleeve body clamping assembly is used for stably connecting a sleeve body, the rotating assembly is connected with a thread protection cap clamping assembly, the thread protection cap clamping assembly stably clamps a thread protection cap, and the thread protection cap clamping assembly is driven to rotate by the rotating assembly, so that the thread protection assembly and disassembly can be easily completed; meanwhile, the thread protecting cap clamping assembly is provided with the infrared distance measuring sensor or the reflecting plate, so that the casing tool provided with the infrared distance measuring sensor and the casing tool provided with the reflecting plate form a set of preparation device which can measure and calculate the length of the casing and judge whether the drift diameter is normal or not and is used before the petroleum casing is put into the casing, and the use is simple and convenient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of a casing tool according to an embodiment of the present invention when assembled;
FIG. 2 is a schematic structural view of the casing tool of the present invention as disassembled;
FIG. 3 is a schematic view of a clamping plate according to an embodiment of the present invention;
FIG. 4 is an enlarged structural view of a clamping disk at position A according to an embodiment of the present invention;
FIG. 5 is a schematic view of a casing tool of an embodiment of the present invention mounted on a casing;
FIG. 6 is a schematic structural view of a removable wire protection cap of the casing tool according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a reflective plate as a clamping plate according to an embodiment of the present invention;
FIG. 8 is a schematic structural view of a preparing apparatus mounted on a male buckle end and a female buckle end in a measuring state according to an embodiment of the present invention;
FIG. 9 is a flow chart of the operation of the preparation device during the loading and unloading of the thread protector according to the embodiment of the present invention;
FIG. 10 is a flow chart of the operation of the preparation device for measuring the length and the drift diameter according to the embodiment of the present invention;
icon: 100-a telescoping assembly; 200-a sleeve body gripping assembly; 300-a rotating assembly; 400-a wire cap retaining assembly; 001-cannula body; 002-thread protecting cap; 410-a clamping disk; 411-a connecting shaft; 412-a clamping bar; 413-a first clip; 414-a clip adjuster; 415-a second clip; 416-an infrared ranging sensor; 417 — a reflective plate; 210-a connecting collar; 220-a first electric telescopic rod; 230-friction plate; 110-a support cylinder; 120-a telescopic unit; 130-a connecting cylinder; 121-low speed motor; 122-a screw rod; 111-a power supply; 112-a handle; 310-a connecting rod; 320-high torque motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
First embodiment
Referring to fig. 1-2, the present embodiment provides a preparation device for petroleum casing before casing, which includes: the telescopic assembly 100, the casing body clamping assembly 200, the rotating assembly 300 and the wire cap clamping assembly 400, wherein the telescopic assembly 100 is parallel to the horizontal extension direction of the casing; the top of the sleeve body clamping assembly 200 is connected with one end of the telescopic assembly 100, and the sleeve body clamping assembly 200 is sleeved on the sleeve body 001 and fixes the sleeve body 001; the top of the rotating assembly 300 is connected to the other end of the telescoping assembly 100, and the rotating assembly 300 and the casing body gripping assembly 200 are located on the same side of the telescoping assembly 100; the wire guard clamping assembly 400 is disposed at the bottom of the rotating assembly 300, and the wire guard clamping assembly 400 clamps the edge protrusion of the wire guard 002.
In use, a casing tool is sleeved on the casing, the casing body clamping assembly 200 clamps the casing, the wire cap clamping assembly 400 clamps the wire cap brim, the wire cap clamping assembly 400 is rotated through the rotating assembly 300, and the telescopic assembly 100 extends to screw down the wire cap 002. If the screw cap 002 needs to be screwed, the rotating assembly 300 rotates reversely to the screw cap clamping assembly 400, the telescopic assembly 100 is continuously shortened, and the screw cap 002 is installed.
Referring to fig. 3 and 4, the wire cap clamping assembly 400 in the present embodiment includes: the back of the clamping disc 410 is provided with a connecting shaft 411 connected with the rotating assembly 300, the front of the clamping disc 410 is provided with a clamping clip for clamping the thread protecting cap 002, and the front of the clamping disc is opposite to the sleeve body clamping assembly 200.
More specifically, in order to reduce the weight and ensure the effect of the clamping disk 410 in the present embodiment, the clamping disk 410 includes: 3 clamping rods 412 and connecting shafts 411, 3 clamping rods 412 form a circular disc surface, and the connecting shafts 411 are arranged on the back surface of the clamping disc 410 and connected with the rotating assembly 300. In other embodiments, a different number of clamping rods 412 or a full-face clamping plate 410 may be used to achieve the same clamping effect.
The card holder in this embodiment includes: a first clamping piece 413, a clamping piece adjusting piece 414 and a second clamping piece 415, wherein the first clamping piece 413 is fixedly and vertically arranged on the edge of the clamping disc 410 and is positioned at the end part of the clamping rod 412 in the embodiment; the clamping piece adjusting piece 414 is located on a connection line of circle centers of the first clamping piece 413 and the clamping disc 410, and more specifically, a groove for placing the clamping piece adjusting piece 414 is arranged on the clamping rod 412 in this embodiment, the clamping piece adjusting piece 414 is a second electric telescopic rod, and the clamping piece adjusting piece 414 in other embodiments may also adopt an electric screw rod to adjust the distance or other distance adjusting modes; the second jaw 415 is connected to one end of the jaw adjusting member 414, and the second jaw 415 expands or contracts the distance between the first jaw 413 and the second jaw 415 by the jaw adjusting member 414, and the second jaw 415 in this embodiment is connected to the telescopic rod of the electric telescopic rod. In order to ensure the stability of clamping, the clamping surfaces of the first clamping piece 413 and the second clamping piece 415 in this embodiment are provided with saw-toothed lines for increasing the contact friction force between the clamping pieces and the thread protecting cap 002.
Referring to fig. 6 and 7, in this embodiment, there are two types of fuse cap clamp assemblies 400, one equipped with an infrared distance measuring sensor 416 and the other equipped with a reflective plate 417.
The infrared distance measuring sensor 416 is disposed on the front surface of the clamping plate 410 and located on a connection line between the clamping clip and the center of the clamping plate 410. The infrared distance measuring sensors 416 in the present embodiment are provided in 3 numbers, one on each of the gripping levers 412.
This reflecting plate 417, reflecting plate 417 can cover infrared distance measuring sensor 416's mounted position, when measuring sleeve pipe length and latus rectum abnormal conditions and judging, use the sleeve pipe instrument that is equipped with infrared distance measuring sensor 416 and reflecting plate 417 simultaneously to install respectively at sheathed tube both ends, if there is infrared reflection, then the latus rectum is normal, and carries out the range finding through the infrared ray and handle. In this embodiment, the reflective plate 417 is a whole circular reflective plate 417, the radius of the reflective plate 417 is larger than the distance from the infrared distance measuring sensor 416 to the center of the circle, and in other embodiments, a small reflective plate 417 may be disposed at a position corresponding to the infrared distance measuring sensor 416 to reflect infrared rays.
The sleeve body gripping assembly 200 in this embodiment includes: the connecting device comprises a connecting lantern ring 210, a first electric telescopic rod 220 and a friction plate 230, wherein the top of the connecting lantern ring 210 is connected with the telescopic assembly 100, a first through hole 211 is formed in the annular body of the connecting lantern ring 210, and more specifically, the positions of the first through holes 211 in the embodiment are distributed in the 120-degree direction of the inner circle of the connecting lantern ring 210; the first electric telescopic rod 220 is fixedly arranged in the first through hole 211; the center of the back surface of the friction plate 230 is connected with the movable rod of the first electric telescopic rod 220, the friction plate 230 is arc-shaped, and the contact surface of the friction plate 230 and the sleeve pipe body 001 is provided with sawtooth-shaped lines. The friction plate 230 has saw-toothed lines on its surface to increase the contact friction with the sleeve body 001.
The telescopic assembly 100 comprises: the support cylinder 110, the telescopic unit 120 and the connecting cylinder 130, wherein the support cylinder 110 is fixedly connected with the sleeve body clamping assembly 200; the telescopic unit 120 is arranged in the support cylinder 110; the connecting cylinder 130 is inserted into the support cylinder 110, and the connecting cylinder 130 is connected to the movable rod of the expansion unit 120 such that the connecting cylinder 130 can be received in the support cylinder 110 or extended out of the support cylinder 110.
More specifically, the expansion unit 120 in this embodiment includes: the low-speed motor 121 and the screw rod 122, the low-speed motor 121 is started to control the screw rod 122 to transmit, so that the connecting cylinder 130 connected with the screw rod 122 can extend out of the supporting cylinder 110 or be accommodated in the supporting cylinder 110. In order to facilitate the lifting of the operator, the supporting cylinder 110 is further provided with a handle 112.
The rotating assembly 300 in this embodiment includes a connecting rod 310 and a large torque motor 320, the connecting rod 310 is connected with the connecting cylinder 130, the large torque motor 320 is disposed at the bottom of the connecting rod 310, and the large torque motor 320 is connected with a connecting shaft 411 of the clamping disk 410.
The supporting cylinder 110, the connecting cylinder 130 and the connecting rod 310 in this embodiment are hollow inside for convenient routing and weight reduction, and a power supply 111 for supplying power to a motor and a sensor on a preparation device used before the petroleum casing is sleeved and a control board for selecting the function of the casing tool, adjusting the rotating speed and the like are also arranged in the hollow supporting cylinder 110. The supporting cylinder 110 in this embodiment is further provided with a display screen for displaying data immediately after measurement, which is convenient for operation.
Referring to fig. 5 and 6, the method for loading and unloading the thread protection of the preparation device before the petroleum casing is cased in the present embodiment is as follows: an operator sleeves a casing tool on a casing, the casing body clamping assembly 200 is located on the casing, the thread protecting cap clamping assembly 400 is located on the thread protecting cap 002, then the control panel controls the clamping disc 410 and the second electric telescopic rod and the first electric telescopic rod 220 on the connecting sleeve ring 210 to extend out, and the second clamping piece 415 and the friction plate 230 are respectively contacted, pre-tightened and clamped on the thread protecting cap 002 and the casing. Then the control board controls the large torque motor 320 and the low rotation speed motor 121 to rotate, the large torque motor 320 transmits the torque to the clamping disc 410, the screw protection cap 002 is rotated, meanwhile, the low rotation speed motor 121 drives the screw rod 122 to rotate, and the connecting cylinder 130 is movable compared with the supporting cylinder 110, so that when the screw rod 122 rotates, the connecting cylinder 130 can continue to move forwards, and the sleeve thread can be taken down. If the sleeve thread is installed, the large-torque motor 320 and the low-rotation-speed motor 121 are controlled to rotate reversely.
The casing dimensioning and diameter method for the preparation device before running the petroleum casing in this embodiment is as follows:
the sleeve is divided into a male buckle end and a female buckle end, the female buckle end in the embodiment uses a sleeve tool for assembling the reflector, and the male buckle end uses a sleeve tool for assembling the infrared distance measuring sensor 416. When the screw protection cap 002 is screwed down, the control board controls the low-speed motor 121 at the male buckle end and the female buckle end to rotate reversely to drive the screw protection cap clamping assembly 400 to reset, when the clamping disc 410 is close to the end faces of the male buckle end and the female buckle end, the low-speed motor 121 stops, the infrared distance measuring sensor 416 is started to emit infrared rays at the moment, if no foreign matter exists in the sleeve, 3 infrared rays can all obtain the infrared rays reflected back, the drift diameter is normal, and then the length of the sleeve is measured through the return time of the infrared rays. The principle of infrared ranging in this embodiment is to use CCD image processing to receive the data of the time difference between transmission and reception, calculate the length of the sleeve after being processed by the signal processor, and then transmit the acquired data to the cloud for storage by the control board.
The control flow method in the embodiment includes:
after sleeving the sleeve tool at the male buckle end and the female buckle end respectively, an operator selects a make-up or break-out mode. In the two modes, the control board is respectively provided with initial values, and after the starting mode, the corresponding initial values are automatically started. The initial parameters are: the stroke L of the screw 122 (make-up mode L ═ a, break-out mode L ═ 0), the motor speed n ═ B, the pressure budget F ═ C, the telescopic rod expansion K ═ 0.
After the shackle mode is selected, an initial value group of the shackle is executed, the first electric telescopic rod 220 and the second electric telescopic rod on the sleeve body clamping assembly 200 and the wire protection cap clamping assembly 400 are controlled to enable the pressing force to reach a set threshold value to clamp the sleeve and the wire protection cap 002, the low-speed motor 121 is controlled to rotate forwards, when the stroke L of the screw rod 122 is A (the value of A is slightly larger than the length of the matched thread between the wire protection cap 002 and the sleeve thread), the wire protection cap 002 is indicated to be screwed out of the sleeve, at the moment, the first electric telescopic rod 220 on the wire protection cap clamping assembly 400 is controlled to retract, the wire protection cap 002 is released, the motor is controlled to rotate backwards, when the stroke L of the screw rod 122 is 0, the infrared sensor is indicated to be close to the end face of the wire thread, at the moment, the infrared sensor is started to emit 3 beams of infrared rays, the infrared rays return to the sensor after reaching the reflection plate 417 and receive signals for analysis, and if the electric signals of the returned 3 beams of the infrared signals are not 0, if one or more electrical signals are 0, the foreign matter is present in the sleeve. And when no foreign matter exists, calculating a return signal, and calculating the length of the sleeve according to the transmitting and returning time difference and the transmitting frequency. And when foreign matters exist, the buzzer is started to give an alarm, and an operator is informed to carry out physical path clearing. The buzzer in this embodiment is electrically connected to the controller.
And selecting a threading mode, executing an initial value group of the threading mode, controlling the telescopic rod to enable the pressing force to reach a set threshold value, controlling the low-rotation-speed motor 121 to rotate reversely, when the stroke L of the screw rod 122 is 0, indicating that the screw protection cap 002 is screwed into the sleeve, stopping the motor, starting the buzzer to give an alarm, informing an operator to take off the sleeve tool, and moving to the next sleeve.
The whole preparation method comprises the following steps: disassembling the screw protection cap, sleeving a male buckle end sleeve tool at the male buckle end of the sleeve, and respectively contacting, pre-tightening and clamping the sleeve body and the screw protection cap at the male buckle end by the sleeve body clamping assembly and the clamping disc; the rotating assembly drives the clamping disc to rotate, and the telescopic assembly moves along with the running direction of the screw protection cap until the screw protection cap leaves the sleeve body;
releasing the thread protecting cap, and loosening the thread protecting cap by the clamping disc;
checking the drift diameter, sleeving a box end sleeve tool at the box end, contracting a telescopic assembly at the male buckle end, resetting the clamping disc, starting an infrared distance measuring sensor at the male buckle end, reflecting infrared rays by a reflecting plate at the box end, and if the infrared distance measuring sensor receives the reflected infrared rays, the drift diameter is normal, otherwise, the drift diameter is abnormal;
measuring the length, wherein the infrared distance measuring sensor measures the length of the sleeve after receiving infrared rays;
the assembly protects the screw cap, and the flexible subassembly extension of pin thread end will protect the screw cap assembly on the centre gripping dish of pin thread end, and the rotating assembly reversal drives the rotation of protecting the screw cap on centre gripping dish and the centre gripping dish, and flexible subassembly moves along the traffic direction who protects the screw cap simultaneously, and until protecting the screw cap assembly on the sleeve pipe body.
In summary, the preparation device for petroleum casing running before the petroleum casing is provided with the telescopic assembly 100, two ends of the telescopic assembly 100 are respectively connected with the casing body clamping assembly 200 and the rotating assembly 300, the casing body clamping assembly 200 is used for stably connecting the casing body 001, the rotating assembly 300 is connected with the wire protection cap clamping assembly 400, the wire protection cap clamping assembly 400 stably clamps the wire protection cap 002, and the rotating assembly 300 drives the wire protection cap clamping assembly 400 to rotate, so that the wire protection assembly and disassembly can be easily completed; meanwhile, the wire protecting cap clamping assembly 400 is provided with the infrared distance measuring sensor 416 or the reflecting plate 417, so that a casing tool provided with the infrared distance measuring sensor 416 and a casing tool provided with the reflecting plate 417 form a set of preparation device which can measure the length of the casing and judge whether the drift diameter is normal and is used before casing of the petroleum casing, and the use is simple and convenient.
This description describes examples of embodiments of the invention, and is not intended to illustrate and describe all possible forms of the invention. It should be understood that the embodiments described in this specification can be implemented in many alternative forms. The figures are not necessarily to scale; some features may be exaggerated or minimized to show details of particular components. Specific structural and functional details disclosed are not to be interpreted as limiting, but merely as a representative basis for teaching one skilled in the art to variously employ the present invention. It will be appreciated by persons skilled in the art that a plurality of features illustrated and described with reference to any one of the figures may be combined with features illustrated in one or more other figures to form embodiments which are not explicitly illustrated or described. The described combination of features provides a representative embodiment for a typical application. However, various combinations and modifications of the features consistent with the teachings of the present invention may be used as desired for particular applications or implementations.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A preparation apparatus for use before running an oil casing, the preparation apparatus comprising a pin end casing tool and a box end casing tool, the pin end casing tool comprising:
the telescopic assembly is parallel to the horizontal extension direction of the sleeve;
the top of the sleeve body clamping assembly is connected with one end of the telescopic assembly, and the sleeve body clamping assembly is sleeved on the sleeve body and fixes the sleeve body;
the top of the rotating assembly is connected with the other end of the telescopic assembly, and the rotating assembly and the sleeve pipe body clamping assembly are positioned on the same side of the telescopic assembly;
the clamping disc is arranged at the bottom of the rotating assembly, a connecting shaft connected with the rotating assembly is arranged on the back of the clamping disc, clamping is arranged on the front of the clamping disc, and the front of the clamping disc is opposite to the sleeve body clamping assembly.
2. The preparation device for use before running an oil casing according to claim 1, wherein the casing body gripping assembly comprises:
the top of the connecting lantern ring is connected with the telescopic assembly, and a first through hole is formed in the annular body of the connecting lantern ring;
the electric telescopic rod is fixedly arranged in the first through hole;
the friction plate is connected with the movable rod of the electric telescopic rod and is arc-shaped, and saw-toothed grains are arranged on the contact surface of the friction plate and the sleeve body.
3. A preparation device for use before running of oil casing according to claim 1, characterised in that the telescopic assembly comprises:
the supporting cylinder is fixedly connected with the sleeve body clamping assembly;
the telescopic unit is arranged in the support cylinder;
the connecting cylinder is inserted into the supporting cylinder and connected with a movable rod of the telescopic unit to enable the connecting cylinder to be capable of being stored into the supporting cylinder or extending out of the supporting cylinder.
4. A preparation device for use before running of oil casing according to claim 3, characterised in that said telescopic assembly comprises:
the low-rotation-speed motor is arranged in the supporting cylinder;
and two ends of the screw rod are respectively connected with the low-rotation-speed motor and the connecting cylinder.
5. A preparation device for use before running of an oil casing according to claim 1, wherein the clip comprises:
the first clamping piece is fixedly and vertically arranged on the edge of the clamping disc;
the clamping piece adjusting piece is positioned on a connecting line of the first clamping piece and the circle center of the clamping disc;
the second clamping piece, with the one end of clamping piece regulating part is connected, the second clamping piece passes through the flexible expansion of clamping piece regulating part or reduce distance between first clamping piece and the second clamping piece, first clamping piece with be provided with the cockscomb structure line on the clamping face of second clamping piece.
6. A preparation device for use before running of oil casing according to claim 3, characterised in that the outer wall of the support cylinder is further provided with a handle.
7. The preparation device for petroleum casing running before it is sleeved according to claim 3, characterized in that the supporting cylinder is also provided with a power supply and a control board.
8. The preparation device for use before running an oil casing according to claim 1, wherein the gripping disc further comprises:
and the infrared distance measuring sensor is arranged on the front surface of the clamping disc and is positioned on a connecting line between the clamping clip and the circle center of the clamping disc.
9. A preparation apparatus for use before running an oil casing, wherein the structure of the box end casing tool is the same as that of the pin end casing tool according to any one of claims 1 to 4, and the chuck plate further comprises:
and the radius of the reflecting plate is greater than the distance from a point on a connecting line of the clamping clip and the circle center of the clamping disc to the circle center of the clamping disc.
10. A preparation method for use before running of an oil casing, comprising the preparation apparatus of any one of claims 1 to 6, the preparation method comprising:
disassembling a screw protection cap, sleeving a male buckle end sleeve tool at the male buckle end of a sleeve, and respectively contacting, pre-tightening and clamping the sleeve body and the screw protection cap at the male buckle end by a sleeve body clamping assembly and a clamping disc;
the rotating assembly drives the clamping disc to rotate, and the telescopic assembly moves along with the running direction of the thread protecting cap until the thread protecting cap leaves the sleeve body;
releasing the thread protecting cap, and loosening the thread protecting cap by the clamping disc;
checking the drift diameter, sleeving a box end sleeve tool at a box end, contracting the telescopic assembly at a male buckle end, resetting the clamping disc, starting an infrared distance measuring sensor at the male buckle end, reflecting infrared rays by a reflecting plate at the box end, and if the infrared distance measuring sensor receives the reflected infrared rays, judging the drift diameter to be normal, otherwise, judging the drift diameter to be abnormal;
measuring the length, wherein the infrared distance measuring sensor measures the length of the sleeve after receiving infrared rays;
the assembly protects the screw cap, the public thread end flexible subassembly extension will protect the screw cap assembly at the public thread end on the centre gripping dish, the rotating assembly reversal drives the protect the screw cap on centre gripping dish and the centre gripping dish rotates, and flexible subassembly follows simultaneously protect the traffic direction of screw cap and remove, until protecting the screw cap assembly on the sleeve pipe body.
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| CN202110550202.3A CN113296102A (en) | 2021-05-20 | 2021-05-20 | Preparation device and preparation method used before petroleum casing running |
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| CN202110550202.3A CN113296102A (en) | 2021-05-20 | 2021-05-20 | Preparation device and preparation method used before petroleum casing running |
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| CN113296102A true CN113296102A (en) | 2021-08-24 |
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| CN202110550202.3A Pending CN113296102A (en) | 2021-05-20 | 2021-05-20 | Preparation device and preparation method used before petroleum casing running |
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