CN216642029U

CN216642029U - Integrated automatic well workover platform

Info

Publication number: CN216642029U
Application number: CN202122699296.9U
Authority: CN
Inventors: 范新冉; 杨来武; 池胜高; 刘燕; 许梦杰; 李云祥; 张斌; 陈健; 付海华; 黄竹兵
Original assignee: Sinopec Oilfield Equipment Corp; Sinopec Siji Petroleum Machinery Co Ltd
Current assignee: Sinopec Oilfield Equipment Corp; Sinopec Siji Petroleum Machinery Co Ltd
Priority date: 2021-10-09
Filing date: 2021-11-05
Publication date: 2022-05-31
Anticipated expiration: 2031-11-05

Abstract

The utility model provides an integrated automatic workover operation platform which comprises a derrick support fixed on a workover rig frame, wherein a hydraulic tong frame is arranged on the inner side of the derrick support and fixedly connected with the workover rig frame; the bottom of the hydraulic tong frame is provided with an oil cylinder, the upper side of the hydraulic tong frame is provided with an automatic screwing-on and unscrewing hydraulic tong, and the oil cylinder is used for moving the automatic screwing-on and unscrewing hydraulic tong to the upper part of the platform main body for working; the platform main body is provided with a workbench main body, the outer side of the platform main body is also provided with a pedal, and the workbench main body is provided with a buckling mechanism, a pipe supporting device and a power slip. The utility model does not need secondary installation in the using process, can integrally rotate, is fast and convenient to install, can improve the installation and disassembly efficiency of operation workers, has good economic benefit and has wide market prospect.

Description

Integrated automatic well workover platform

Technical Field

The utility model relates to the technical field of oil and gas development equipment, in particular to an integrated automatic workover platform.

Background

After the oil well is exploited for a period of time, different conditions can occur in the oil well, such as blockage, damage of an oil well pump and the like, and oil extraction is influenced. At this point, workover operations are required. The domestic workover minor repair operation is mainly that the well head is directly operated or a simple operation platform is adopted, and in the working process, oil overflows in the well, and oil stains are brought out when lifting a pipe column, so that the operation safety of operation workers can be influenced, and meanwhile, the environment is polluted.

With the progress of the technology, the application of mechanical equipment to replace partial manual operation, such as pneumatic slips, mechanical arms, automatic screwing and unscrewing hydraulic tongs, power catwalks and the like, gradually appears. The existing workover work platform mostly only provides a space for people standing, and due to the simple structure, the workover work platform cannot bear the weight of a pipe column in a well, and is not suitable for integration and rapid position change of a wellhead automation tool.

Chinese patent document CN 112814594 a describes a wellhead platform of an intelligent workover rig, which improves the degree of automation to some extent, but the structure is relatively loaded, and has a higher requirement for maintenance of equipment, and the equipment lacks safety protection in the use process, and has no countermeasure for collecting and processing oil stains, so there is a defect in the use process, and thus there is a need for improvement.

SUMMERY OF THE UTILITY MODEL

The utility model provides an integrated automatic well workover operation platform, which solves the problems of serious pollution, difficult installation and disassembly, incapability of integrating automatic well workover, lack of guarantee of safety protection, trouble in use, inconvenience in arrangement, folding and transportation and the like of the conventional small well workover operation.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: an integrated automatic workover operation platform comprises a derrick support fixed on a workover rig frame, wherein a hydraulic tong frame is arranged on the inner side of the derrick support and fixedly connected with the workover rig frame;

the bottom of the hydraulic clamp frame is provided with an oil cylinder, the upper side of the hydraulic clamp frame is provided with an automatic screwing-on and screwing-off hydraulic clamp, and the oil cylinder is used for moving the automatic screwing-on and screwing-off hydraulic clamp to the upper part of the platform main body for working;

the platform main body is provided with a workbench main body, the outer side of the platform main body is also provided with a pedal, and the workbench main body is provided with a buckling mechanism, a pipe supporting device and a power slip.

In the preferred scheme, the bottom of platform main part is equipped with the upset hydro-cylinder, and the one end of upset hydro-cylinder articulates through second round pin axle has the second otic placode, and the second otic placode sets firmly on the platform fixed plate, platform fixed plate and guide rail sliding connection.

In the preferred scheme, a lifting oil cylinder is fixedly arranged on one side, close to the second pin shaft, of the guide rail, and an ejector rod of the lifting oil cylinder is connected with the platform fixing plate.

In the preferred scheme, two first lug plates are symmetrically arranged on one side of the guide rail, which is opposite to the hydraulic clamp frame, the first lug plates are fixedly connected with the derrick support, and the first lug plates are hinged with the guide rail through first pin shafts.

In a preferred scheme, the power slip is located in the middle of the workbench main body, the pipe supporting device is located on one side of the power slip, and the moving direction of the pipe supporting device is perpendicular to the central axis of the power slip.

In the preferred scheme, the workstation main part passes through the bolt and installs flange connection, and the workstation main part outside is equipped with connects dirty box, connects to be equipped with the drain on the dirty box, and the appearance parallel arrangement of environmental protection platform has two lift rollers.

In the preferred scheme, the footboard detachable installs in the platform main part, and articulated on the footboard have the guardrail, and the lower part of footboard still is equipped with the footboard and supports.

In the preferred scheme, the both sides of footboard are equipped with the fixed station respectively, wear to be equipped with first axostylus axostyle in the fixed station, and the footboard passes through first axostylus axostyle and guardrail is articulated.

In the preferred scheme, the outside of fixed station is equipped with limit baffle, and both sides are the symmetry respectively and are equipped with two fixed stop on the guardrail, and both sides fixed stop passes through the second axostylus axostyle and articulates with first cardboard and second cardboard respectively, and footboard both sides parallel arrangement has two draw-in grooves, and the outside parallel arrangement of guardrail has the extension board, and the draw-in groove closes with the extension integrated circuit board to be connected.

In the preferred scheme, articulated on the first cardboard have the swing arm, be equipped with the recess on the second cardboard, swing arm detachable card is established in the recess.

The beneficial effects of the utility model are as follows: the integration of the operation platform and the workover rig is realized, the whole workover rig moves and transports, the oil stain collecting function is realized, and the environment-friendly effect is better. When the well mouth automation tool arrangement direction is changed according to well site conditions, the well mouth automation tool arrangement direction is adjusted through the trip block hook of the workover rig, other hoisting equipment is not needed, and repeated disassembly and installation of the automatic tool on the table top are not needed. The whole set of platform integration level is high, and the installation is swift convenient, can improve operation workman installation, dismantlement efficiency, has good economic benefits, has very wide market prospect.

1. The platform main part is integrated with the workover rig, moves along with the workover rig and transports, and is swift convenient, reduces transportation module, has saved operation preparation time, is furnished with the adjusting cylinder, adaptable not co-altitude well head.

2. The workbench main body can be folded through an oil cylinder, erected during moving and laid flat during working; the integrated dirty box that connects of platform can collect sump oil, sewage, realizes that the greasy dirt does not fall to the ground, environmental protection operation.

3. The platform main body and the workbench main body are in clearance fit and not directly connected, and are provided with a power slip, a buckling device, a pipe supporting device and the like. The well site condition is limited, can adjust automatic instrument workstation position through the workover rig bull hook, adapts to different position and advances, gets rid of the pipe, satisfies the tubular column operation demand in the oil field workover rig equidirectional.

4. The automatic hydraulic tong of breaking out of going up installs in workover rig derrick supports, disposes telescopic support, withdraws during the transportation, and the during operation stretches out, need not secondary installation, and the well head is adjusted well, can go up the operation of breaking out of going up.

5. But the platform main part exclusive use, under the circumstances of not installing environmental protection platform, directly sit on the well head preventer, use with cooperation such as automatic hydraulic tong of breaking out of the well workover rig and hydraulic elevator, accomplish unmanned automatic workover of well head.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is an overall elevational schematic of the present invention;

FIG. 2 is an overall right-side schematic view of the present invention;

FIG. 3 is an overall top schematic view of the present invention;

FIG. 4 is a schematic view of the state of the present invention during transportation;

FIG. 5 is a schematic view of the platform body of the present invention in an extended elevation;

FIG. 6 is a schematic front view of the internal structure of the platform body of the present invention;

FIG. 7 is a schematic top view of the table body of the present invention;

FIG. 8 is an extended top view of the platform body of the present invention;

FIG. 9 is a schematic view of the extended use of the foot plate and guard rail of the present invention;

FIG. 10 is a schematic view of the utility model in a folded state with the footplates and guard rails;

fig. 11 is an enlarged schematic view of a of fig. 9.

In the figure: a hydraulic tong frame 1; the hydraulic tong 2 is automatically screwed on and off; a guide rail 3; a platform main body 4; a pedal 5; a stationary stage 501; a first shaft 502; a limit baffle 503; a card slot 504; a guardrail 6; a fixed baffle 601; a second shaft 602; a first card 603; a second card 604; a rotary rod 605; a groove 606; an extension plate 607; a pedal support 7; a buckling mechanism 8; a pipe supporting device 9; a power slip 10; a lift cylinder 11; turning over the oil cylinder 12; a sewage discharge outlet 13; a transition flange 14; a mounting flange 15; a cylinder 16; a transition hole 17; a bolt 18; a table main body 19; a sewage receiving box 20; a mast support 21; a workover rig frame 22; a first pin 23; a first ear plate 24; a platform fixing plate 25; a second pin 26; a second ear plate 27; the roller 28 is lifted.

Detailed Description

As shown in fig. 1-11, an integrated automatic workover platform includes a derrick support 21 fixed on a workover rig frame 22, a hydraulic tong holder 1 is arranged inside the derrick support 21, the hydraulic tong holder 1 is fixedly connected with the workover rig frame 22, a guide rail 3 is arranged on one side of the workover rig frame 22, and a platform main body 4 is connected on the guide rail 3;

the bottom of the hydraulic tong frame 1 is provided with an oil cylinder 16, the upper side of the hydraulic tong frame 1 is provided with an automatic screwing-on and unscrewing hydraulic tong 2, and the oil cylinder 16 is used for moving the automatic screwing-on and unscrewing hydraulic tong 2 to the upper part of the platform main body 4 for working;

the platform main body 4 is provided with a workbench main body 19, the outer side of the platform main body 4 is also provided with a pedal 5, and the workbench main body 19 is provided with a buckling mechanism 8, a pipe supporting device 9 and a power slip 10. From this structure to make equipment along with workover rig transportation, when arriving well site workover operation, park the assigned position at the well site with the owner's car, platform main part 4 overturns the well head and installs, can adapt to the well head of co-altitude not through guide rail 3. In addition, platform main part 4 and 19 clearance fit of workstation main part, not lug connection, accessible workover rig hook adjustment rotary platform position adapt to different position and advance, get rid of the pipe, satisfy the tubular column operation demand in the oil field workover rig equidirectional.

In the preferred scheme, the bottom of platform main part 4 is equipped with upset hydro-cylinder 12, and the one end of upset hydro-cylinder 12 articulates through second round pin axle 26 has second otic placode 27, and second otic placode 27 sets firmly on platform fixed plate 25, platform fixed plate 25 and guide rail 3 sliding connection. By the structure, the adjustment of different heights can be carried out through the guide rail 3, and the platform main body 4 can be folded or unfolded by the overturning oil cylinder 12, so that the convenience in transportation is ensured.

In a preferable scheme, a lifting oil cylinder 11 is fixedly arranged on one side of the guide rail 3 close to the second pin shaft 26, and a top rod of the lifting oil cylinder 11 is connected with the platform fixing plate 25. From this structure to make and reciprocate along well head axis direction through lift cylinder 11 drive platform main part 1, adopt lift cylinder 11, holistic response is quick and stability is good, and the rigidity is strong, and the security is high.

In the preferred scheme, two first lug plates 24 are symmetrically arranged on one side of the guide rail 3, which faces the hydraulic tong frame 1, the first lug plates 24 are fixedly connected with the derrick support 21, and the first lug plates 24 are hinged with the guide rail 3 through first pin shafts 23. With the structure, the adjustment is convenient, and meanwhile, the occupied space is small.

In the preferred scheme, the power slip 10 is located in the middle position of the workbench body 19, the pipe supporting device 9 is located on one side of the power slip 10, and the moving direction of the pipe supporting device 9 is perpendicular to the central axis of the power slip 10. From this structure, be equipped with transition hole 17 between platform main part 4 and the workstation main part 19, the upper portion instrument of being convenient for is to the well head, backs a car through the workover rig when adopting fixedly and hardly adjusts the center well to the well head, adopts clearance fit when the operation, and tubular column weight can not be applyed on the platform body, and tubular column weight bears on transition nipple joint, preventer and well casing pipe in, can not cause the damage of platform.

In a preferable scheme, the workbench main body 19 is connected with the mounting flange 15 through a bolt 18, a sewage receiving box 20 is arranged on the outer side of the workbench main body 19, a sewage draining outlet 13 is arranged on the sewage receiving box 20, and two lifting rollers 28 are arranged in parallel on the environment-friendly platform 29. From this structure to realize the collection of greasy dirt, discharge the greasy dirt to the greasy dirt collection device through the mud discharge port, connect dirty box 20 upper portion to install level sensor, monitor inside liquid level height, improve equipment's security, the mouth of decontaminating 13 can carry out the clearance of solid phase fatlute.

In the preferred scheme, the footboard 5 is detachably arranged on the platform main body 4, a guardrail 6 is hinged on the footboard 5, and a footboard support 7 is further arranged at the lower part of the footboard 5. Therefore, the structure ensures that the whole installation and the whole disassembly are convenient and the whole safety is high.

In a preferable scheme, two sides of the pedal 5 are respectively provided with a fixing table 501, a first shaft rod 502 penetrates through the fixing table 501, and the pedal 5 is hinged to the guardrail 6 through the first shaft rod 502. From this structure to make guardrail 6's installation simple and convenient, can avoid the step that the machine just need be dismantled of moving simultaneously in the in-process of transportation to the occupation of large volume, also prevented to dismantle the part that probably brings and lost.

In a preferable scheme, the outer side of the fixed station 501 is provided with a limiting baffle 503, two sides of the guardrail 6 are respectively symmetrically provided with two fixed baffles 601, the fixed baffles 601 at the two sides are respectively hinged with the first clamping plate 603 and the second clamping plate 604 through the second shaft rod 602, two clamping grooves 504 are arranged at two sides of the pedal 5 in parallel, an extension plate 607 is arranged at the outer side of the guardrail 6 in parallel, and the clamping grooves 504 are connected with the extension plate 607 in a clamping manner. From this structure to make can accomplish the spacing of first guardrail 6 through first cardboard 603 and second cardboard 604, limit baffle 503 has avoided guardrail 6 to incline to the outside.

In a preferred scheme, a rotating rod 605 is hinged to the first clamping plate 603, a groove 606 is formed in the second clamping plate 604, and the rotating rod 605 is detachably clamped in the groove 606. With the structure, the guardrail 6 can be firmly fixed on the pedal 5 through the first clamping plate 603 and the second clamping plate 604, the whole rigidity is good, the fixation is firm, the use is convenient, and the operation is simple.

The working principle is as follows: as shown in fig. 1-8, a derrick support 21, a hydraulic tong frame 1 and an automatic screwing-in and unscrewing hydraulic tong 2 are installed on a workover rig frame 22 from left to right, a guide rail 3 is fixed on the derrick support 21 through a pin 23 and an ear plate 24, a platform fixing plate 25 is connected with the guide rail 3 through a lifting oil cylinder 11 and a lifting roller 28, and a platform main body 4 and the platform fixing plate 25 are fixed through a turnover oil cylinder 12, a pin 26 and an ear plate 27. The upper part of the platform main body 4 is provided with a pedal 5, a guardrail 6 and a pedal support 7, and the lower part is provided with a sewage receiving box 20, a mounting flange 15 and a sewage draining outlet 13. The buckling mechanism 8, the pipe supporting device 9, the power slip 10 and the transition flange 14 are integrated on the workbench main body 19. The workbench main body 19 can be fixedly installed with the installation flange 15 through the bolts 18, and the transition flange 14 is connected with a wellhead blowout preventer.

And in the preparation stage before the operation is started, after the wellhead device is installed, the workover rig platform is stopped to the wellhead position in a transportation state according to requirements. Adjusting a lifting oil cylinder 11, lifting the platform to a height slightly higher than the flange of the blowout preventer, then turning an oil cylinder 12 to contract, leveling a platform main body 4, slowly lowering the platform, detaching a bolt 18 after the transition flange 14 is butted with the blowout preventer, separating a workbench main body 19 from the platform main body 4, and righting and fixing the buckling mechanisms 8 at two sides. The pedal 5 is unfolded and fixed, accessories such as guardrails and escalators are installed, an external sewage discharge pipeline is connected to the sewage discharge outlet 13, if well site arrangement is proper, the position of an upper part tool workbench does not need to be changed, and well-debugged platform upper part wellhead tools can start to operate.

If the position of the upper platform body 19 is non-working due to the well site conditions. The working table main body 19 is lifted by a traveling block hook of the workover rig, the rotary working table is placed after reaching a designated position, the transition flange 14 and the blowout preventer flange are fixedly installed by bolts, and the operation can be started after the fixation is finished. The workbench main body 19 can integrally rotate, the tool workbench can be directly adjusted by the hook of the traveling block of the workover rig, extra hoisting equipment is not needed, the operation preparation time is shortened, and the operation efficiency is improved. In the operation process, the weight of the pipe column is applied to the workbench main body 19 and is in clearance fit with the platform main body 14, so that the platform cannot be damaged when the support is over the top or the ground is settled, and the service life and the safety of the equipment are improved. Connect dirty box 20 can be concentrated the collection and collect the sump oil case through drain 13 with the sump oil that flows out in well head overflow and the tubular column, realize well head environmental protection operation.

After the height of the platform is adjusted in place, the hydraulic clamp frame 1 can be adjusted to a proper height position through the oil cylinder 16, and after a working position and a waiting position are set, the hydraulic clamp 2 can be automatically screwed on and off to match with a wellhead tool for opening loading and unloading operation.

The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention is defined by the claims, and includes equivalents of technical features described in the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the utility model.

Claims

1. The utility model provides an automatic well workover platform of integrated form which characterized by: the derrick structure comprises a derrick support (21) fixed on a workover rig frame (22), wherein a hydraulic tong frame (1) is arranged on the inner side of the derrick support (21), the hydraulic tong frame (1) is fixedly connected with the workover rig frame (22), a guide rail (3) is arranged on one side of the workover rig frame (22), and a platform main body (4) is connected onto the guide rail (3);

an oil cylinder (16) is arranged at the bottom of the hydraulic clamp frame (1), an automatic screwing-on and unscrewing hydraulic clamp (2) is arranged on the upper side of the hydraulic clamp frame (1), and the oil cylinder (16) is used for moving the automatic screwing-on and unscrewing hydraulic clamp (2) to the upper side of the platform main body (4) for working;

a workbench main body (19) is arranged on the platform main body (4), a pedal (5) is further arranged on the outer side of the platform main body (4), and the workbench main body (19) is provided with a buckling mechanism (8), a pipe supporting device (9) and a power slip (10).

2. The integrated automated well servicing platform of claim 1, wherein: the bottom of platform main part (4) is equipped with upset hydro-cylinder (12), and the one end of upset hydro-cylinder (12) articulates through second round pin axle (26) has second otic placode (27), and second otic placode (27) set firmly on platform fixed plate (25), platform fixed plate (25) and guide rail (3) sliding connection.

3. An integrated automated well servicing platform according to claim 2, wherein: and a lifting oil cylinder (11) is fixedly arranged on one side of the guide rail (3) close to the second pin shaft (26), and a top rod of the lifting oil cylinder (11) is connected with the platform fixing plate (25).

4. The integrated automated well servicing platform of claim 1, wherein: the hydraulic clamp is characterized in that two first ear plates (24) are symmetrically arranged on one side of the guide rail (3) opposite to the hydraulic clamp frame (1), the first ear plates (24) are fixedly connected with the derrick support (21), and the first ear plates (24) are hinged to the guide rail (3) through first pin shafts (23).

5. The integrated automated well servicing platform of claim 1, wherein: the power slip (10) is located in the middle of the workbench main body (19), the pipe supporting device (9) is located on one side of the power slip (10), and the moving direction of the pipe supporting device (9) is perpendicular to the central axis of the power slip (10).

6. An integrated automated well servicing platform according to claim 5, wherein: the working table is characterized in that the working table main body (19) is connected with the mounting flange (15) through a bolt (18), a sewage receiving box (20) is arranged on the outer side of the working table main body (19), a sewage draining outlet (13) is formed in the sewage receiving box (20), and two lifting rollers (28) are arranged in parallel on the environment-friendly platform (29).

7. The integrated automated well servicing platform of claim 1, wherein: footboard (5) detachable installs on platform main part (4), and it has guardrail (6) to articulate on footboard (5), and the lower part of footboard (5) still is equipped with footboard support (7).

8. The integrated automated well servicing platform of claim 1, wherein: the two sides of the pedal (5) are respectively provided with a fixing platform (501), a first shaft lever (502) penetrates through the fixing platform (501), and the pedal (5) is hinged to the guardrail (6) through the first shaft lever (502).

9. An integrated automated well servicing platform according to claim 8, wherein: the outer side of the fixed station (501) is provided with a limiting baffle (503), two sides of the guardrail (6) are symmetrically provided with two fixed baffles (601) respectively, the fixed baffles (601) on the two sides are hinged with the first clamping plate (603) and the second clamping plate (604) through the second shaft lever (602), two clamping grooves (504) are arranged on two sides of the pedal (5) in parallel, an extension plate (607) is arranged on the outer side of the guardrail (6) in parallel, and the clamping grooves (504) are connected with the extension plate (607) in a clamping mode.

10. An integrated automated well servicing platform according to claim 9, wherein: articulated on first cardboard (603) have swing arm (605), be equipped with recess (606) on second cardboard (604), swing arm (605) detachable card is established in recess (606).