CN218716688U - Adjustable moving tool support - Google Patents

Abstract

An adjustable moving tool support frame is characterized in that an upper table top of a support frame body is composed of a support frame body and a support barrel body, a righting frame body of a table top righting device is installed in the support frame body in a clearance mode, and the righting barrel body of the table top righting device and the support barrel body are assembled in a clearance mode; a plane thrust ball bearing is arranged on the bottom surface of the righting frame body, a ball of the plane thrust ball bearing is contacted with the bottom surface of a base plate of the V-shaped righting frame assembly, the periphery of the base plate is in clearance fit with the righting frame body, and the V-shaped righting frame of the V-shaped righting frame assembly is arranged above the base plate; the V-shaped righting frame is symmetrically provided with supporting rollers; a hydraulic jack is arranged on the upper end surface of the lower base of the support frame body, a piston rod of the hydraulic jack is sleeved with one end of the support rod body, and the hydraulic jack is connected with a manual pump; the lower end surface of the lower base is provided with a walking wheel which moves in cooperation with the ground track. The utility model discloses rational in infrastructure, easy operation, when can effectively solving downhole tool test experiment, the high change of installation center and skew adjustment problem.

Description

Adjustable moving tool support

Technical Field

The utility model belongs to oil and gas drilling industry, specific adjustable removal instrument support frame that relates to among oil drilling downhole tool test system that says so.

Background

Along with the huge demand of oil and gas resources in social development, the workload of exploration and development of oil and gas fields is increased, and in order to meet the requirement that oil and gas energy sources increase year by year, the oil and gas drilling and production industry improves the exploitation efficiency of the oil and gas fields and increases the yield by researching and developing new downhole tools and adopting a new process.

The oil and gas downhole tools have various types and specifications and large market consumption, and have the common point that the circular long and thin part works in a circular shaft with the depth of thousands of meters, the fault cannot be maintained in the well, the fault reason is difficult to judge and analyze, the fault reason can only be taken out of the shaft, the time is wasted, and the development cost of the oil and gas field is invisibly improved. Therefore, the oil drilling and production downhole tool is required to be put into operation downhole after a ground test is reliable.

Various downhole tools need to be connected and combined into a tool string to be put into an oil and gas well to perform downhole operation, so that different functions are realized. In order to test and verify the performance of a newly developed downhole tool or an improved tool, the safety of downhole operation is ensured. The tool string is required to be subjected to an intermediate test in a laboratory before being put into a well for working, and the tool string can be put into the well for use after meeting the requirement. The system of the intermediate test is a water circulation test system, and a complete circulation system is formed by a power system, a high-pressure pipeline, a test tool string, a low-pressure pipeline and other equipment. And the test of the test tool string is completed by controlling the change of the circulating discharge capacity and the circulating pressure. In order to ensure that the test simulates a real underground pressure environment, the test tool string is connected with the high-pressure pipeline by adopting a hard pipe (a metal pipe), and the highest pressure in the pipeline can reach 20MPa. The test tool string is required to be stably and reliably connected with the hard pipe of the pipeline, and the sealing and pressure-bearing capacity of the test tool string is guaranteed. Because the hard pipe used for the test is designed in advance, the manufacturing and installation are finished, the space position is determined, and a test tool string is needed to remove the horizontal butt joint circulating pipeline. Due to the large difference in outer diameter between the tools. At the moment, the tool string is connected with the circulating pipeline hard pipe, and the center line of the tool string is required to be coincident with the center line of the circulating pipeline. Therefore, the height of the center of the tool support frame can be adjusted when the tool strings of different specifications are tested, sometimes, the center of the support frame can be adjusted by a small amount left and right and front and back for the rigid connection of the tool strings with the test liquid inlet and outlet hard pipelines, and meanwhile, the support frame is required to be stably installed and placed with the tool strings of different outer diameters, so that the test requirements are met.

SUMMERY OF THE UTILITY MODEL

The utility model provides an adjustable removal instrument support frame for conventional fixed stay frame structure, can make things convenient for the height at adjustment instrument center, control and front and back position during the use.

The utility model discloses the technical scheme who adopts does:

an adjustable moving tool support frame comprises a support frame body, wherein the support frame body is composed of a lower base, an upper table-board and a column body for connecting the lower base and the upper table-board, the upper table-board of the support frame body is composed of a support frame body and a support barrel body below the frame body, a righting frame body on the upper portion of a table-board righting device is installed in the support frame body in a clearance mode, and the righting barrel body below the righting frame body and the support barrel body are assembled in a clearance mode; a plurality of plane thrust ball bearings are mounted on the bottom surface of the righting frame body, ball balls of the plane thrust ball bearings are in contact with the bottom surface of a base plate of the V-shaped righting frame assembly, the periphery of the base plate is in clearance fit with the righting frame body, and the V-shaped righting frame of the V-shaped righting frame assembly is mounted above the base plate; the V-shaped righting frame is symmetrically provided with supporting rollers; a hydraulic jack is arranged on the upper end surface of the lower base of the support frame body through a jack base, a piston rod of the hydraulic jack is sleeved with one end of a support rod body, and the other end of the support rod body is connected with the lower end of the righting cylinder body; the hydraulic jack is connected with the manual pump; a plurality of walking wheels are mounted on the lower end face of the lower base and move in a matched mode with the ground track.

The supporting rod body consists of three parts, wherein the upper part is a connecting circular plate, the middle part is a solid column body, and the lower part is a hollow cylinder which are fixedly connected into a whole; the upper connecting circular plate is fixedly connected with a righting cylinder blocking plate of the table-board righting device, the lower hollow cylinder is sleeved on a piston rod of the hydraulic jack, and the end face of the piston is in contact with the end face of a solid cylinder in the middle of the supporting rod body.

Gaps of 10-50mm are reserved between the periphery of the base plate and the periphery of the righting frame body.

And the upper shaft ring is disassembled in the plane thrust ball bearing, so that the surface of the ball bearing is an exposed surface and is contacted with the bottom surface of the base plate.

A plurality of the adjustable mobile tool support stands are connected in series.

The utility model is used for among the oil drilling and production downhole tool laboratory, reliable installation is put circular long and thin downhole tool string. Compared with a conventional fixed support frame structure, the height, the left and right positions and the front and back positions of the center of the tool can be conveniently adjusted during use, and the reliable connection of the tool string inlet and outlet and inlet and outlet pipelines of the circulation test system is ensured. Just the utility model discloses adopt a plurality of support frames to arrange on the track of ground simultaneously, can steadily install and place the tool string of different length, the assurance test normally goes on.

The utility model discloses rational in infrastructure, easy operation, when can effectively solving downhole tool test experiment, the high change of installation center and skew adjustment problem.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a top view of FIG. 1;

reference numbers in the figures: 1. the device comprises an underground tool string, a 2V-shaped righting frame, a 3 base plate, a 4 plane thrust ball bearing, a 5 table-board righting device, a 6 supporting frame body, a 7 supporting rod body, a 8 hydraulic jack, a 9 jack base, a 10 travelling wheel, an 11 manual pump, a 12 ground track, a 13 lower base, a 14 upper table-board, a 15 supporting roller, a 16 small-diameter tool, a 17 large-diameter tool, a 18 supporting frame body, a left-right gap, a beta front-back gap and a delta center height.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1 and 2, an adjustable and movable tool support frame comprises a support frame body 6 which is a welded structural member and is welded into a whole by a lower base 13, an upper table-board 14 and a column body connecting the lower base and the upper table-board 14, wherein the upper table-board 14 of the support frame body 6 is composed of a support frame body 18 and a support cylinder body below the frame body, a righting frame body on the upper part of a table-board righting device 5 is installed in the support frame body 18 in a clearance mode, and the righting cylinder body below the righting frame body and the support cylinder body are assembled in a clearance mode; the table-board righting device 5 is guided and righted when ascending and descending. A plurality of plane thrust ball bearings 4 are installed on the bottom surface of the righting frame body, ball balls of the plane thrust ball bearings 4 are in contact with the bottom surface of a base plate 3 of the V-shaped righting frame assembly, the periphery of the base plate 3 is assembled with the righting frame body in a clearance fit mode, and the requirements of small-amount adjustment of the left side, the right side and the front side of the center are met. The V-shaped centering frame 2 of the V-shaped centering frame assembly is arranged above the base plate 3; the V-shaped centering frame 2 is symmetrically provided with the supporting rollers 15, so that tools with different diameters and excircles can be stably installed, and the outer diameter range of the tools can reach 120-340mm; a hydraulic jack 8 is arranged on the upper end surface of the lower base of the support frame body 6 through a jack base 9, a piston rod of the hydraulic jack 8 is sleeved with one end of a support rod body 7, and the other end of the support rod body 7 is connected with the lower end of the righting cylinder body; the hydraulic jack 8 is connected with a manual pump 11; and a plurality of travelling wheels 10 are arranged on the lower end surface of the lower base. The walking wheels 10 can move the tool support frame to walk to different positions on a long track paved on the ground, so that the multi-point stable supporting, placing and installing of the round and long tool string are guaranteed, and the test is guaranteed to be carried out smoothly.

The supporting rod body 7 in the structure is composed of three parts, wherein the upper part is a connecting circular plate, the middle part is a solid cylinder, and the lower part is a hollow cylinder which are welded into a whole; the connecting circular plate at the upper part is connected with the righting cylinder blocking plate of the table-board righting device 5 through a bolt, the hollow cylinder at the lower part is sleeved on a piston rod of the hydraulic jack 8, and the end surface of the piston is contacted with the end surface of the solid cylinder in the middle of the supporting rod body 7.

Gaps of 10-50mm are reserved between the periphery of the base plate 3 and the periphery of the righting frame body. The center can be adjusted a small amount according to the connection and installation requirements of the tool string, and the effective connection of the tool string inlet and outlet and the circulation test pipeline is ensured.

The upper shaft ring is removed from the plane thrust ball bearing 4, so that the surface of the ball bearing is exposed and is contacted with the bottom surface of the base plate 3.

A plurality of the adjustable mobile tool supporting frames are connected in series and then arranged on a ground track, and the requirement of multipoint support of the slender tool string is met. Before the test tool strings are installed and placed, the slender tool strings are stably installed and placed on the plurality of V-shaped righting frames of the utility model, so that the installation and the support are ensured to be stable and reliable; and operating a manual pump to control a hydraulic jack to adjust the center height of the tool string, and pushing the tool string arranged on the V-shaped righting frame to move a small amount from left to right and back to front and back to adjust the center position when the tool string is suitable, so that the requirement of rigid (flange or union) connection between the tool string and a hard pipeline for feeding and discharging test liquid is met.

The utility model discloses a working process:

a piston rod of a hydraulic jack 8 pushes a support rod 7, a table-board righting device 5, a plane thrust ball bearing 4, a V-shaped righting device and a test tool string to integrally ascend, and the height of the center of the downhole tool string 1 placed on the V-shaped righting frame 2 is adjusted and supported. The manual pump 9 is operated to control the piston of the hydraulic jack 8 to ascend, a stop valve is arranged on a hydraulic pipeline, an oil way is cut off, and the ascending locking position is kept. If the tool string is replaced with a tool string with different diameters for a test, the stop valve on the hydraulic pipeline is opened, the part on the piston of the hydraulic jack 8 descends under the action of the dead weight and is retracted, when the piston of the hydraulic jack 8 is fully retracted, the righting frame bottom plate of the table-board righting device 5 is located on the supporting frame bottom plate, then the manual pump 9 is operated again to control the piston of the hydraulic jack 8 to ascend again to the required height, and the adjustment requirements of different center heights of the tool string are met.

Claims (5)

1. An adjustable mobile tool support frame comprises a support frame body, wherein the support frame body is composed of a lower base, an upper table-board and a column body for connecting the lower base and the upper table-board, and is characterized in that the upper table-board (14) of the support frame body (6) is composed of a support frame body (18) and a support barrel body below the frame body, a righting frame body at the upper part of a table-board righting device (5) is installed in the support frame body (18) in a clearance mode, and the righting barrel body below the righting frame body and the support barrel body are assembled in a clearance mode; a plurality of plane thrust ball bearings (4) are mounted on the bottom surface of the righting frame body, ball balls of the plane thrust ball bearings (4) are in contact with the bottom surface of a base plate (3) of the V-shaped righting frame assembly, the periphery of the base plate (3) is in clearance fit with the righting frame body, and a V-shaped righting frame (2) of the V-shaped righting frame assembly is mounted above the base plate (3); the V-shaped righting frame (2) is symmetrically provided with supporting rollers (15); a hydraulic jack (8) is arranged on the upper end surface of a lower base (13) of the support frame body (6) through a jack base (9), a piston rod of the hydraulic jack (8) is sleeved with one end of a support rod body (7), and the other end of the support rod body (7) is connected with the lower end of the righting cylinder body; the hydraulic jack (8) is connected with the manual pump (11); a plurality of walking wheels (10) are installed on the lower end face of the lower base (13), and the walking wheels move in a matched mode with the ground track (12).

2. The adjustable mobile tool support according to claim 1, wherein the support rod body (7) is composed of three parts, the upper part is a connecting circular plate, the middle part is a solid cylinder, and the lower part is a hollow cylinder, which are fixedly connected with each other into a whole; the upper connecting circular plate is fixedly connected with a righting cylinder blocking plate of the table-board righting device (5), the lower hollow cylinder is sleeved on a piston rod of a hydraulic jack (8), and the end face of the piston is contacted with the end face of a solid cylinder in the middle of a supporting rod body (7).

3. The adjustable mobile tool support stand according to claim 1, wherein a gap of 10-50mm is left between the periphery of the base plate (3) and the periphery of the righting frame.

4. An adjustable mobile tool support according to claim 1, wherein the upper race of the flat thrust ball bearing (4) is removed so that the ball surface is exposed and contacts the underside of the shoe plate (3).

5. An adjustable mobile tool support according to any one of claims 1 to 4, wherein a plurality of said adjustable mobile tool supports are connected in series.

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