CN210105820U - Remote quick connecting device for drilling tool check valve and oil pipe plug valve for drilling and repairing well - Google Patents
Remote quick connecting device for drilling tool check valve and oil pipe plug valve for drilling and repairing well Download PDFInfo
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- CN210105820U CN210105820U CN201920675929.2U CN201920675929U CN210105820U CN 210105820 U CN210105820 U CN 210105820U CN 201920675929 U CN201920675929 U CN 201920675929U CN 210105820 U CN210105820 U CN 210105820U
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Abstract
The utility model provides a long-range quick grabbing of drilling tool check valve, oil pipe plug valve for drilling and workover connects device, including removing assembly and location assembly and spinner assembly, remove the assembly and include: a column; the telescopic arm comprises a main pipe and a sleeve; a drive cylinder; the connecting pipe is connected with the sleeve; the telescopic cylinder is arranged on the inner side of the connecting pipe; the lower end of the connecting pipe is inserted into the connecting pipe; the upper end of the telescopic column is internally connected with the connecting insertion pipe; the positioning assembly includes: the positioning plate is connected to the lower end of the connecting pipe; the cylinder body is rotationally connected with the positioning plate; one end of each of the two clamping arms is rotationally connected with a piston rod of the clamping cylinder, and the middle part of each of the two clamping arms is rotationally connected with the positioning plate; at least two positioning blocks which are rotatably connected with the two clamping arms; the spinner assembly comprises: a suspension beam; a main tong; the output shaft of the motor extends into the inner side of the shell; the gear pair comprises a driving wheel and a driven wheel; a crossover sub; a pressure lever. The device has guaranteed work efficiency and personal safety through remote operation, low in production cost, maintenance convenience, easy popularization.
Description
Technical Field
The utility model belongs to the technical field of the oil machinery, specifically, relate to a long-range quick robbing of drilling tool check valve, oil pipe plug valve connects device for well drilling and workover.
Background
In the operation of drilling and repairing the existing oil well and gas well, when the underground pressure is too high, in order to prevent blowout and ensure the safety of personnel and equipment, a check valve is needed to be screwed on a drilling tool, or a plug valve is needed to be screwed on an oil pipe.
The check valve is screwed on the drilling tool, or is screwed on the oil pipe with the plug valve and is a very important working link, the reasonable design can improve the working efficiency of the drilling and repairing well and ensure the quality of the drilling and repairing well, but the existing rotary buckle is that the check valve and the plug valve are held or lifted through the manual work and run to the well mouth, the manual rotary buckle is carried out through the two hands or the manual operation pipe wrench, and the method is unreasonable:
(1) the time is too long, so called emergency rescue is fast and cannot be slow;
(2) the high-pressure slurry in the well rushes out of the well mouth, personal safety accidents are easy to happen, and if the high-pressure slurry is sprayed out of the well mouth, toxic gas and combustible gas can directly cause death of people.
On one hand, the working efficiency is reduced and the enterprise burden is increased during operation, on the other hand, the blowout prevention treatment is not timely, the quality problem can occur during well drilling and repairing, and the enterprise market competitiveness is reduced; and can cause personal injury and death at worst.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists, the utility model aims to provide a long-range quick device of racing to connect of drilling tool check valve, oil pipe plug valve for drilling and workover well, the device is through remote operation, and the operation of having solved current construction is unreasonable, leads to work efficiency low, the quality of speedily carrying out rescue work is poor and the poor problem of personal safety assurance, has guaranteed work efficiency and personal safety to reduce enterprise's manufacturing cost and drop into, made the enterprise keep the advantage throughout in market competition, low in production cost, maintenance convenience, easy popularization.
In order to achieve the above purpose, the technical scheme of the utility model is that:
the utility model provides a long-range quick robbing of drilling tool check valve, oil pipe plug valve connects device for drilling and workover, the device is including removing the assembly and installing location assembly and the spinner assembly on removing the assembly respectively, wherein, it includes to remove the assembly: the upright post is vertically erected on the ground at one end outside the wellhead pipe body; the telescopic arm is horizontally arranged and comprises a main pipe and at least one sleeve pipe inserted in the main pipe, and the sleeve pipe is slidably inserted in the main pipe to form a telescopic structure between the sleeve pipe and the main pipe; the driving cylinder is horizontally erected on the upper end face of the main pipe of the telescopic arm, and a piston rod of the driving cylinder is connected to the upper surface of the outer wall of one end, located on the outer side of the main pipe, of the sleeve pipe to drive the sleeve pipe to stretch; the lower part of the outer wall of the connecting pipe is connected with the outer side end of the main pipe, which is positioned on the sleeve pipe; the telescopic cylinder is vertically arranged on the inner side of the connecting pipe, a piston rod of the telescopic cylinder corresponds to the upper opening end of the connecting pipe, and a cylinder body of the telescopic cylinder is connected with the inner wall of the connecting pipe; the connecting insertion pipe is vertically arranged, the upper end of the connecting insertion pipe is closed, the lower end of the connecting insertion pipe is opened, the lower end of the connecting insertion pipe is inserted into the connecting pipe from the upper opening end of the connecting pipe, and the upper end of a piston rod of the telescopic cylinder extends into the inner side of the connecting insertion pipe; the upper end of the telescopic column is connected with the inner surface of the closed end of the connecting insertion tube in an inner connection mode, the lower end of the telescopic column is connected with the inner side end, extending into the connecting insertion tube, of a piston rod of the telescopic cylinder, the piston rod of the telescopic cylinder stretches to drive the telescopic column and the connecting insertion tube to stretch, and the connecting insertion tube stretches up and down in the connecting tube; the positioning assembly comprises: the positioning plate is horizontally arranged, a positioning port is formed in the middle of the surface of the positioning plate, the positioning plate is detachably connected to the lower end of the connecting pipe through the positioning port, a connecting hole is formed in each of two angular positions on one side of the surface of the positioning plate in the length direction, and a positioning hole is formed in each of two angular positions on the other side of the surface of the positioning plate in the length direction; the two clamping cylinders are horizontally arranged, and the cylinder bodies of the clamping cylinders are rotatably connected with the positioning plate through connecting holes; the two clamping arms are horizontally arranged, one ends of the clamping arms are rotatably connected with the piston rods of the clamping cylinders, the other ends of the clamping arms extend to the outer side of one end of the positioning plate provided with the positioning holes in the length direction, and the middle parts of the clamping arms are rotatably connected with the positioning plate through the positioning holes; the two positioning blocks are respectively and rotatably connected to the outer side ends of the two clamping arms extending out of the positioning plates, and arc-shaped positioning clamping surfaces matched with the outer wall of the wellhead pipe body are respectively arranged on the opposite surfaces of the two positioning blocks; the spinner assembly comprises: the suspension beam is horizontally arranged, and one end of the suspension beam is sleeved at the upper part of the outer wall of the telescopic column; the main clamp is horizontally placed below the suspension beam and comprises a horizontally placed shell, the upper surface of the shell is provided with a motor jack and a pressure rod jack which are communicated with the inner side of the shell at intervals along the length direction of the shell, the lower surface of the shell is provided with a connecting jack corresponding to the pressure rod jack, one end of the shell, close to the telescopic column, is slidably sleeved on the telescopic column through a sliding sleeve, and the lower surface of the suspension beam is connected with the upper surface of the shell through a plurality of connecting pieces; the motor is vertically arranged on the upper surface of the shell, and an output shaft of the motor extends into the inner side of the shell from a motor jack; the gear pair comprises a driving wheel and a driven wheel in meshed connection with the driving wheel, the driving wheel is horizontally arranged on the inner side of the shell and sleeved on an output shaft of the motor to form transmission connection, the driven wheel is horizontally arranged on the inner side of the shell, and a gear hole of the driven wheel corresponds to the pressure rod jack and the connecting jack; the lower end of the adapter is positioned outside the shell, and the lower part of the outer wall of the adapter positioned at the outer side end of the shell is detachably connected with a check valve or an oil pipe plug valve corresponding to the well head pipe body; the depression bar, vertical setting, depression bar upper end with suspension beam lower extreme face is connected, the lower extreme by the depression bar jack stretches into adapter behind the casing inboard and stretches out to check valve or oil pipe plug valve by the adapter lower open end, the depression bar lower extreme corresponds the case of check valve or the case of oil pipe plug valve form the control to check valve or oil pipe plug valve switching.
Furthermore, the upright post is erected on the ground through a connecting base.
Furthermore, a rotary driving part is arranged between the upright post and the connecting base, and the upright post is rotatably connected to the upper surface of the connecting base through the rotary driving part; the rotary driving part is driven by hydraulic pressure.
Furthermore, a reinforcing rod is connected between the upright post tube and the main tube of the telescopic arm.
Furthermore, the number of the sleeves in the main pipe of the telescopic arm is 2 or more than 2, the sleeves are sleeved in a stacking manner from inside to outside, the sleeves are connected in a sliding manner, and the sleeves and the main pipe are matched to form a multi-stage telescopic structure; correspondingly, the driving cylinder is a multistage cylinder, the multistage cylinder comprises a plurality of piston cylinders which are sleeved from inside to outside in a stacked mode, the piston cylinder located on the innermost layer is connected with the casing pipe located on the innermost layer, the piston cylinder located on the outermost layer is connected with the casing pipe located on the outermost layer, multi-stage telescopic driving of the driving cylinder on the telescopic arm is achieved, and the connecting pipe is connected with the casing pipe located on the innermost layer.
Furthermore, the cylinder body of the clamping cylinder is rotatably connected with the positioning plate through a pin shaft inserted in the connecting hole; the clamping arm is in rotary connection with a piston rod of the clamping cylinder through a pin shaft; the middle part of the clamping arm is rotatably connected with the positioning plate through a pin shaft inserted into the positioning hole; the positioning block is rotatably connected with the clamping arm through a pin shaft.
Furthermore, two angular positions on one side of the length direction of the positioning plate respectively protrude outwards along the width direction of the positioning plate to form a protruding part, and the connecting hole is formed in the protruding part; two angular positions on the other side of the length direction of the positioning plate extend outwards along the length direction of the positioning plate respectively and are bent to form a V-shaped clamping fork arm, the two clamping fork arms are arranged in a mirror symmetry mode, and the positioning hole is formed in one end, far away from the positioning plate, of the clamping fork arm.
Furthermore, a positioning through hole is formed in the surface of the positioning plate between the two positioning holes, the positioning holes are rotatably connected with a positioning block through a pin shaft, and the positioning block and the other two positioning blocks are arranged in a delta-shaped interval mode.
Furthermore, the connecting piece is a spring hanging barrel, and the suspension beam and the shell of the main tong are elastically connected through the spring hanging barrel.
Furthermore, a jacking cylinder is vertically and detachably arranged on the upper surface of the shell far away from one end of the motor jack, and a piston rod of the jacking cylinder is connected with the lower surface of the suspension beam to lift the suspension beam and a pressure rod connected to the suspension beam upwards.
The beneficial effects of the utility model reside in that:
the device is characterized in that the positioning assembly and the screwing assembly are moved to the position of a wellhead pipe body through the matching design of the moving assembly, the positioning assembly and the screwing assembly and the matching design of the telescopic arm of the moving assembly and the driving cylinder, the wellhead pipe body is clamped and positioned through the positioning assembly, and the check valve or the oil pipe plug valve is driven to be screwed to the wellhead pipe body through the screwing assembly, so that the quick rush connection and installation of the check valve or the oil pipe plug valve and the wellhead pipe body are realized;
the actuating cylinder, the telescoping cylinder, press from both sides tight jar, motor and jacking jar all carry out remote operation through remote controller, remove the assembly, the good cooperation of location assembly and spinner assembly, it is unreasonable to have solved the operation of current construction, lead to work efficiency low, the quality is poor and the personal safety guarantees poor problem speedily carry out rescue work, work efficiency and personal safety have been guaranteed, thereby the manufacturing cost input of enterprise has been reduced, make the enterprise keep the advantage throughout in market competition, low in production cost, it is convenient to maintain, easy popularization.
Drawings
Fig. 1 is a schematic structural view of a remote quick connection device for a check valve and an oil pipe plug valve of a drilling and workover well drilling tool provided by the utility model;
FIG. 2 is a schematic structural view of a mobile assembly in a remote rapid drilling device for a check valve and an oil pipe plug valve of a drilling tool for drilling and repairing wells;
FIG. 3 is a schematic view of a positioning assembly in a remote quick setting device for a check valve and an oil pipe plug valve of a drilling tool for drilling and repairing wells according to the present invention;
fig. 4 is the utility model provides a drilling rig check valve, long-range quick robbing of oil pipe plug valve device center turn buckle assembly structure sketch map for well drilling and workover.
Detailed Description
Referring to fig. 1 to 4, the device for remotely and rapidly connecting a check valve and a plug valve of an oil pipe for drilling and repairing a well according to the present invention comprises a moving assembly 100, and a positioning assembly 200 and a screwing assembly 300 respectively mounted on the moving assembly 100, wherein,
the moving assembly 100 includes: a column 101 vertically erected on the ground at one end outside a wellhead pipe body (not shown); the telescopic arm 102 is horizontally arranged and comprises a main pipe 103 and at least one sleeve pipe 104 inserted in the main pipe 103, and the sleeve pipe 104 is slidably inserted in the main pipe 103 to form a telescopic structure between the sleeve pipe 104 and the main pipe 103; the driving cylinder 105 is horizontally erected on the upper end face of the main pipe 103 of the telescopic arm 102, and a piston rod of the driving cylinder 105 is connected to the upper surface of the outer wall of one end of the sleeve pipe 104 positioned outside the main pipe 103 to drive the sleeve pipe 104 to stretch; the connecting pipe 106 is vertically arranged, and the lower part of the outer wall of the connecting pipe 106 is connected with the outer end, located on the main pipe 103, of the sleeve 104; the telescopic cylinder 107 is vertically arranged on the inner side of the connecting pipe 106, a piston rod of the telescopic cylinder 107 corresponds to the upper opening end of the connecting pipe 106, and a cylinder body of the telescopic cylinder 107 is connected with the inner wall of the connecting pipe 106; the connecting insertion tube 108 is vertically arranged, the upper end of the connecting insertion tube 108 is closed, the lower end of the connecting insertion tube 108 is opened, the lower end of the connecting insertion tube 108 is inserted into the connecting tube 106 from the upper opening end of the connecting tube 106, and the upper end of a piston rod of the telescopic cylinder 107 extends into the inner side of the connecting insertion tube 108; the telescopic column 109 is vertically arranged, the upper end of the telescopic column 109 is connected with the inner surface of the closed end of the connecting insertion tube 108 in an inner connection mode, the lower end of the telescopic column 109 is connected with the inner side end, extending into the connecting insertion tube 108, of a piston rod of the telescopic cylinder 107, the piston rod of the telescopic cylinder 107 stretches to drive the telescopic column 109 and the connecting insertion tube 108 to stretch, and therefore the connecting insertion tube 108 stretches up and down in the connecting tube 106;
the positioning assembly 200 includes: the positioning plate 201 is horizontally placed, a positioning port 202 is formed in the middle of the surface of the positioning plate 201, the positioning plate 201 is detachably connected to the lower end of the connecting pipe 106 through the positioning port 202, a connecting hole 203 is formed in each of two angular positions on one side of the surface of the positioning plate 201 in the length direction, and a positioning hole 204 is formed in each of two angular positions on the other side of the surface of the positioning plate 201 in the length direction; the two clamping cylinders 205 are horizontally arranged, and the cylinder bodies of the clamping cylinders 205 are rotatably connected with the positioning plate 201 through the connecting holes 203; two clamping arms 206, which are horizontally arranged, wherein one end of each clamping arm 206 is rotatably connected with the piston rod of the clamping cylinder 205, the other end of each clamping arm 206 extends to the outer side of one end of the positioning plate 201 in the length direction, which is provided with the positioning hole 204, and the middle part of each clamping arm 206 is rotatably connected with the positioning plate 201 through the positioning hole 204; at least two positioning blocks 207 which are respectively connected with the outer ends of the two clamping arms 206 extending out of the positioning plate 201 in a rotating way, and arc-shaped positioning clamping surfaces 208 matched with the outer wall of the wellhead pipe body are respectively arranged on the opposite surfaces of the two positioning blocks 207;
the spinner assembly 300 includes: the suspension beam 301 is horizontally arranged, and one end of the suspension beam 301 is sleeved on the upper part of the outer wall of the telescopic column 109; the main clamp 302 is horizontally placed below the suspension beam 301, the main clamp 302 comprises a horizontally placed shell 303, the upper surface of the shell 303 is provided with a motor jack 304 and a pressure lever jack 305 which are communicated with the inner side of the shell 303 at intervals along the length direction of the shell 303, the lower surface of the shell 303 is provided with a connecting jack 306 corresponding to the pressure lever jack 305, one end of the shell 303 close to the telescopic column 109 is slidably sleeved on the telescopic column 109 through a sliding sleeve 307, and the lower surface of the suspension beam 301 is connected with the upper surface of the shell 303 through a plurality of connecting pieces 308; a motor 309 vertically mounted on the upper surface of the housing 303, wherein an output shaft of the motor 309 extends into the housing 303 through the motor jack 304; the gear pair 310 comprises a driving wheel 311 and a driven wheel 312 engaged with the driving wheel 311, the driving wheel 311 is horizontally arranged on the inner side of the shell 303 and sleeved on the output shaft of the motor 309 to form transmission connection, the driven wheel 312 is horizontally arranged on the inner side of the shell 303, and a gear hole of the driven wheel 312 corresponds to the pressure lever jack 305 and the connection jack 306; the adapter 313 is vertically arranged and is in the shape of a pipe body, the upper end of the adapter 313 extends into the inner side of the shell 303 through the connecting jack 306 and is detachably connected with a gear hole of the driven wheel 312 in an inner way, the lower end of the adapter 313 is positioned on the outer side of the shell 303, and the lower part of the outer wall of the adapter 313 positioned on the outer side end of the shell 303 is detachably connected with a check valve 400 or a tubing plug valve (not shown) corresponding to the well head pipe body; the compression rod 314 is vertically arranged, the upper end of the compression rod 314 is connected with the lower end face of the suspension beam 301, the lower end of the compression rod is connected with the compression rod jack 305, the compression rod jack 305 extends into the inner side of the shell 303 and then extends into the conversion joint 313, the lower opening end of the conversion joint 313 extends to the check valve 400 or the oil pipe plug valve, and the lower end of the compression rod 314 corresponds to the valve core of the check valve 400 or the valve core of the oil pipe plug valve to control the opening and closing of the check.
Further, the upright 101 is erected on the ground through a connection base 110.
Further, a rotary driving member 111 is arranged between the upright 101 and the connecting base 110, and the upright 101 is rotatably connected to the upper surface of the connecting base 110 through the rotary driving member 111; the rotary drive 111 is hydraulically driven.
Furthermore, a reinforcing rod 112 is connected between the upright 101 and the main pipe 103 of the telescopic arm 102.
Further, the number of the sleeves 104 in the main pipe 103 of the telescopic arm 102 is 2 or more than 2, the plurality of sleeves 104 are sleeved from inside to outside in a stacked manner, the plurality of sleeves 104 are connected in a sliding manner, and the plurality of sleeves 104 and the main pipe 103 are matched to form a multi-stage telescopic structure; correspondingly, the driving cylinder 105 is a multistage cylinder, the multistage cylinder comprises a plurality of piston cylinders 113 which are sleeved from inside to outside in a laminated manner, the piston cylinder 113 located at the innermost layer is connected with the casing pipe 104 located at the innermost layer, the piston cylinder 113 located at the outermost layer is connected with the casing pipe 104 located at the outermost layer, multi-stage telescopic driving of the driving cylinder 105 on the telescopic arm 102 is achieved, and the connecting pipe 106 is connected with the casing pipe 104 located at the innermost layer.
Further, the cylinder body of the clamping cylinder 205 forms a rotary connection with the positioning plate 201 through a pin 209 inserted into the connecting hole 203; the clamping arm 206 forms a rotary connection with the piston rod of the clamping cylinder 205 by means of a pin 209; the middle part of the clamping arm 206 is rotatably connected with the positioning plate 201 through a pin shaft 209 inserted into the positioning hole 204; the positioning block 207 is connected in rotation to the clamping arm 206 by a pin 209.
Furthermore, two angular positions on one side of the positioning plate 201 in the length direction protrude outwards along the width direction of the positioning plate 201 to form a protrusion 210, and the connection hole 203 is opened on the protrusion 210; two angular positions on the other side of the length direction of the positioning plate 201 respectively extend outwards along the length direction of the positioning plate and are bent to form a V-shaped fork clamping arm 211, the two fork clamping arms 211 are arranged in a mirror symmetry manner, and the positioning hole 204 is arranged at one end of the fork clamping arm 211, which is far away from the positioning plate 201.
Furthermore, a positioning through hole 212 is formed in the surface of the positioning plate 201 between the two positioning holes 204, the positioning hole 212 is rotatably connected to a positioning block 207 through a pin 208, and the positioning block 207 and the other two positioning blocks 207 are arranged in a delta-shaped interval.
Further, the connecting member 308 is a spring hanging cylinder, and the suspension beam 301 and the housing 303 of the main clamp 302 are elastically connected through the spring hanging cylinder.
Further, a jacking cylinder 315 is vertically and detachably mounted on the upper surface of the housing 303 away from one end of the motor jack 304, and a piston rod of the jacking cylinder 315 is connected with the lower surface of the suspension beam 301 to lift the suspension beam 301 and a pressure rod 314 connected to the suspension beam 301 upwards.
The connection base 110 is fixed at a reasonable position of the derrick through screws, the upright column 101 is connected with an upper opening of the rotary driving piece 111 through flange screws, and a lower opening of the rotary driving piece 111 is connected with the upper opening of the connection base 110 through flange screws;
the telescopic arm 102 is formed by connecting a main pipe 103 and a plurality of sleeved sleeves 104, and each sleeve 104 can freely slide in the axial direction, can guide and bear radial load;
the driving cylinder 105 is a multistage cylinder, the multistage cylinder comprises a plurality of piston cylinders 113 which are sleeved from inside to outside in a laminated manner, the piston cylinder 113 positioned at the innermost layer (namely, the first-stage piston cylinder) is connected with the casing pipe 104 positioned at the innermost layer (namely, the first-stage casing pipe), and the piston cylinder 113 positioned at the outermost layer (namely, the last-stage piston cylinder) is connected with the casing pipe 104 positioned at the outermost layer (namely, the last-stage casing pipe), so that the multistage telescopic driving of the driving cylinder 105 on the telescopic arm 102 is realized;
the power for extending and retracting the telescopic arm 102 is derived from the driving cylinder 105;
a sleeve 104 positioned at the innermost layer of the telescopic arm 102 is connected with a connecting pipe 106 by a screw, and a telescopic column 109 is connected with a piston rod of a telescopic cylinder 107 by self screw threads;
the connecting pipe 106 and the connecting insertion pipe 108 are one big and one small, the connecting pipe 106 is freely sleeved with the connecting insertion pipe 108, and the connecting insertion pipe 108 can freely slide axially;
the connecting pipe 106 is connected with the positioning assembly 200 through screws;
the connecting cannula 108 is inserted into the sliding sleeve 307 of the housing 303 and the housing 303 can slide freely up and down along the connecting cannula 108.
The check valve 400 (or tubing plug valve) represents a check valve (or tubing plug valve) used in well drilling and repairing;
the adapter 313 is connected to the driven gear 312 of the gear pair 310 by screws, and the driven gear 312 and the adapter 313 can rotate synchronously.
Drilling and workover is with long-range quick the operation flow of robbing and connect device of drilling tool check valve, oil pipe plug valve as follows:
in a standby state, the compression rod 314 is in a pressing state, the external thread at the lower part of the outer wall of the switching joint 313 is connected with the check valve 400 (or the oil pipe plug valve), and the compression rod 314 abuts against the valve core of the check valve 400 (or the oil pipe plug valve), so that the check valve 400 (or the oil pipe plug valve) is in a middle opening state; the casing 104 in the main pipe 103 of the telescopic arm 102 is in a contracted state, and the whole device is arranged at a reasonable position (the position which is positioned outside the wellhead pipe body and does not influence the normal drilling and workover construction)
During the use, drive location assembly 200 and spiral shell assembly 300 through removing assembly 100 and remove to well head body top, remove the link and divide two: a rotational movement and a propulsive movement.
Rotating and moving: when the positioning device works, the hydraulic system is started, the rotary driving piece 111 is driven to rotate, the rotary driving piece 111 drives the upright post 101 to rotate, and further drives the positioning assembly 200 connected to the connecting pipe 106 and the turnbuckle assembly connected to the telescopic post 109 to rotate to a proper position, and the position ensures that the positioning assembly 200 can fork the outer wall of the wellhead pipe body of the post;
propelling and moving: the moving assembly 100 starts to work, the driving cylinder 105 is a multi-stage cylinder, the piston cylinder 113 located at the innermost layer is connected with the casing pipe 104 located at the innermost layer and drives the casing pipe 104 located at the innermost layer to push forwards, and the casing pipe 104 located at the innermost layer drives the connecting pipe 105 to drive the positioning plate 201 of the positioning assembly 200 to push forwards;
and (3) positioning:
when the two clamping arms 206 of the positioning plate 201 of the positioning assembly 200 can fork a wellhead pipe body, the two clamping arms 206 stop moving forward, the piston rod of the clamping cylinder 205 extends out to drive the clamping arms 206 to rotate around the pin shaft 209 inserted into the positioning hole 204, the two clamping arms 206 rotate and contract relatively, the clamping arms 206 drive the clamping blocks 207 to contract, and the positioning clamping surfaces 208 of the clamping blocks 207 clamp the outer wall of the wellhead pipe body to form positioning;
the telescopic cylinder 107 arranged in the connecting pipe 106 works, a piston rod of the telescopic cylinder 107 descends, the telescopic column 109 slides downwards in the connecting pipe 106 to drive the connecting insertion pipe 108 to move downwards, the suspension beam 301 descends along with the connecting insertion pipe 108, the shell 303 of the main tong 302 descends along the connecting insertion pipe 108 through the sliding sleeve 307, the conversion joint 313 descends, and the external thread at the lower end of the check valve 400 (or the oil pipe plug valve) is sleeved in the wellhead pipe body (the connection part of the wellhead pipe body and the check valve 400 or the oil pipe plug valve is provided with the internal thread);
and (4) screwing links:
the motor 309 drives the driving wheel 311 of the gear pair 310 to rotate, the driving wheel 311 drives the driven wheel 312 to rotate, the driven wheel 312 rotates to drive the conversion joint 313 to be in a buckling rotating state, the conversion joint 313 drives the check valve 400 (or the oil pipe plug valve) to be screwed on a well mouth pipe body, in the buckling process, the compression rod 314 presses downwards to enable the check valve 400 (or the oil pipe plug valve) to be in a middle opening state, high-pressure mud in the well continues to be sprayed through a channel in the middle of the check valve 400 (or the oil pipe plug valve) and the conversion joint 313, after the buckling is completed, a piston rod of the jacking cylinder 315 moves upwards to jack the suspension beam 301, the suspension beam 301 ascends to drive the compression rod 314 to ascend and separate from a valve core of the check valve 400 (or the oil;
and finishing the remote and quick connection of the check valve of the drilling tool and the plug valve of the oil pipe.
In addition, since the housing 303 of the main tong 302 is slidably sleeved on the connection insertion tube 108 through the sliding sleeve 307, and the housing 303 is elastically connected to the suspension beam 301 through the spring hanging barrel, the housing 303, the conversion joint 313 and the check valve 400 (or tubing plug valve) connected to the conversion joint 313 cannot rise along with the connection insertion tube, and the check valve 400 (or tubing plug valve) is fastened to the wellhead body.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and are not limited. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that various modifications and equivalent arrangements can be made without departing from the scope of the present invention, which is intended to be covered by the appended claims.
Claims (10)
1. A remote quick connection device for a check valve and an oil pipe plug valve of a drilling and workover well is characterized by comprising a mobile assembly, and a positioning assembly and a spinner assembly which are respectively arranged on the mobile assembly, wherein,
the moving assembly includes:
the upright post is vertically erected on the ground at one end outside the wellhead pipe body;
the telescopic arm is horizontally arranged and comprises a main pipe and at least one sleeve pipe inserted in the main pipe, and the sleeve pipe is slidably inserted in the main pipe to form a telescopic structure between the sleeve pipe and the main pipe;
the driving cylinder is horizontally erected on the upper end face of the main pipe of the telescopic arm, and a piston rod of the driving cylinder is connected to the upper surface of the outer wall of one end, located on the outer side of the main pipe, of the sleeve pipe to drive the sleeve pipe to stretch;
the lower part of the outer wall of the connecting pipe is connected with the outer side end of the main pipe, which is positioned on the sleeve pipe;
the telescopic cylinder is vertically arranged on the inner side of the connecting pipe, a piston rod of the telescopic cylinder corresponds to the upper opening end of the connecting pipe, and a cylinder body of the telescopic cylinder is connected with the inner wall of the connecting pipe;
the connecting insertion pipe is vertically arranged, the upper end of the connecting insertion pipe is closed, the lower end of the connecting insertion pipe is opened, the lower end of the connecting insertion pipe is inserted into the connecting pipe from the upper opening end of the connecting pipe, and the upper end of a piston rod of the telescopic cylinder extends into the inner side of the connecting insertion pipe;
the upper end of the telescopic column is connected with the inner surface of the closed end of the connecting insertion tube in an inner connection mode, the lower end of the telescopic column is connected with the inner side end, extending into the connecting insertion tube, of a piston rod of the telescopic cylinder, the piston rod of the telescopic cylinder stretches to drive the telescopic column and the connecting insertion tube to stretch, and the connecting insertion tube stretches up and down in the connecting tube;
the positioning assembly comprises:
the positioning plate is horizontally arranged, a positioning port is formed in the middle of the surface of the positioning plate, the positioning plate is detachably connected to the lower end of the connecting pipe through the positioning port, a connecting hole is formed in each of two angular positions on one side of the surface of the positioning plate in the length direction, and a positioning hole is formed in each of two angular positions on the other side of the surface of the positioning plate in the length direction;
the two clamping cylinders are horizontally arranged, and the cylinder bodies of the clamping cylinders are rotatably connected with the positioning plate through connecting holes;
the two clamping arms are horizontally arranged, one ends of the clamping arms are rotatably connected with the piston rods of the clamping cylinders, the other ends of the clamping arms extend to the outer side of one end of the positioning plate provided with the positioning holes in the length direction, and the middle parts of the clamping arms are rotatably connected with the positioning plate through the positioning holes;
the two positioning blocks are respectively and rotatably connected to the outer side ends of the two clamping arms extending out of the positioning plates, and arc-shaped positioning clamping surfaces matched with the outer wall of the wellhead pipe body are respectively arranged on the opposite surfaces of the two positioning blocks;
the spinner assembly comprises:
the suspension beam is horizontally arranged, and one end of the suspension beam is sleeved at the upper part of the outer wall of the telescopic column;
the main clamp is horizontally placed below the suspension beam and comprises a horizontally placed shell, the upper surface of the shell is provided with a motor jack and a pressure rod jack which are communicated with the inner side of the shell at intervals along the length direction of the shell, the lower surface of the shell is provided with a connecting jack corresponding to the pressure rod jack, one end of the shell, close to the telescopic column, is slidably sleeved on the telescopic column through a sliding sleeve, and the lower surface of the suspension beam is connected with the upper surface of the shell through a plurality of connecting pieces;
the motor is vertically arranged on the upper surface of the shell, and an output shaft of the motor extends into the inner side of the shell from a motor jack;
the gear pair comprises a driving wheel and a driven wheel in meshed connection with the driving wheel, the driving wheel is horizontally arranged on the inner side of the shell and sleeved on an output shaft of the motor to form transmission connection, the driven wheel is horizontally arranged on the inner side of the shell, and a gear hole of the driven wheel corresponds to the pressure rod jack and the connecting jack;
the lower end of the adapter is positioned outside the shell, and the lower part of the outer wall of the adapter positioned at the outer side end of the shell is detachably connected with a check valve or an oil pipe plug valve corresponding to the well head pipe body;
the depression bar, vertical setting, depression bar upper end with suspension beam lower extreme face is connected, the lower extreme by the depression bar jack stretches into adapter behind the casing inboard and stretches out to check valve or oil pipe plug valve by the adapter lower open end, the depression bar lower extreme corresponds the case of check valve or the case of oil pipe plug valve form the control to check valve or oil pipe plug valve switching.
2. The remote quick connecting device for the check valve and the tubing plug valve of the drilling and repairing well according to claim 1, wherein the upright post is erected on the ground through a connecting base.
3. The remote quick connecting device for the check valve and the tubing plug valve of the drilling and repairing well drilling tool as claimed in claim 2, wherein a rotary driving member is arranged between the upright post and the connecting base, and the upright post is rotatably connected to the upper surface of the connecting base through the rotary driving member; the rotary driving part is driven by hydraulic pressure.
4. The remote rapid connecting device for the check valve and the oil pipe plug valve of the drilling and repairing well according to claim 1, wherein a reinforcing rod is connected between the upright post and the main pipe of the telescopic arm.
5. The remote rapid quick connecting device for the check valve and the oil pipe plug valve of the drilling and repairing well according to claim 1, wherein the number of the sleeves in the main pipe of the telescopic arm is 2 or more than 2, the sleeves are sleeved from inside to outside in a stacking manner, the sleeves are connected in a sliding manner, and the sleeves and the main pipe are matched to form a multi-stage telescopic structure;
correspondingly, the driving cylinder is a multistage cylinder, the multistage cylinder comprises a plurality of piston cylinders which are sleeved from inside to outside in a stacked mode, the piston cylinder located on the innermost layer is connected with the casing pipe located on the innermost layer, the piston cylinder located on the outermost layer is connected with the casing pipe located on the outermost layer, multi-stage telescopic driving of the driving cylinder on the telescopic arm is achieved, and the connecting pipe is connected with the casing pipe located on the innermost layer.
6. The remote rapid quick connecting device for the check valve and the oil pipe plug valve of the drilling and repairing well according to claim 1, wherein the cylinder body of the clamping cylinder is rotatably connected with the positioning plate through a pin shaft inserted into the connecting hole; the clamping arm is in rotary connection with a piston rod of the clamping cylinder through a pin shaft; the middle part of the clamping arm is rotatably connected with the positioning plate through a pin shaft inserted into the positioning hole; the positioning block is rotatably connected with the clamping arm through a pin shaft.
7. The remote quick connecting device for the check valve and the oil pipe plug valve of the drilling and repairing well drilling tool according to claim 1 or 6, wherein two angular positions on one side of the length direction of the positioning plate respectively protrude outwards along the width direction of the positioning plate to form a protruding part, and the connecting hole is formed in the protruding part;
two angular positions on the other side of the length direction of the positioning plate extend outwards along the length direction of the positioning plate respectively and are bent to form a V-shaped clamping fork arm, the two clamping fork arms are arranged in a mirror symmetry mode, and the positioning hole is formed in one end, far away from the positioning plate, of the clamping fork arm.
8. The remote rapid quick connecting device for the check valve and the oil pipe plug valve of the drilling and repairing well according to claim 7, wherein a positioning through hole is formed in the surface of the positioning plate between the two positioning holes, the positioning holes are rotatably connected with a positioning block through a pin shaft, and the positioning block and the other two positioning blocks are arranged at intervals in a delta shape.
9. The remote rapid quick connecting device for the check valve and the tubing plug valve of the drilling and repairing well drilling tool according to claim 1, wherein the connecting piece is a spring hanging barrel, and the suspension beam is elastically connected with the shell of the main tong through the spring hanging barrel.
10. The remote quick connecting device for the check valve and the tubing plug valve of the drilling and repairing well according to claim 1, wherein a jacking cylinder is vertically and detachably arranged on the upper surface of the shell at one end far away from the motor jack, and a piston rod of the jacking cylinder is connected with the lower surface of the suspension beam to lift the suspension beam and a pressure rod connected to the suspension beam upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920675929.2U CN210105820U (en) | 2019-05-13 | 2019-05-13 | Remote quick connecting device for drilling tool check valve and oil pipe plug valve for drilling and repairing well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920675929.2U CN210105820U (en) | 2019-05-13 | 2019-05-13 | Remote quick connecting device for drilling tool check valve and oil pipe plug valve for drilling and repairing well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210105820U true CN210105820U (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920675929.2U Active CN210105820U (en) | 2019-05-13 | 2019-05-13 | Remote quick connecting device for drilling tool check valve and oil pipe plug valve for drilling and repairing well |
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| Country | Link |
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| CN (1) | CN210105820U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110029962A (en) * | 2019-05-13 | 2019-07-19 | 江苏申利达机械制造有限公司 | Drilling and repairing well drilling tool check valve, oil pipe plug valve remotely quickly rob connection device |
-
2019
- 2019-05-13 CN CN201920675929.2U patent/CN210105820U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110029962A (en) * | 2019-05-13 | 2019-07-19 | 江苏申利达机械制造有限公司 | Drilling and repairing well drilling tool check valve, oil pipe plug valve remotely quickly rob connection device |
| CN110029962B (en) * | 2019-05-13 | 2023-08-29 | 江苏申利达机械制造有限公司 | Remote quick-connection device for check valve and oil pipe plug valve of drilling tool for drilling and repairing well |
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