CN111042748A

CN111042748A - Device and method for transferring oil pipes in batches

Info

Publication number: CN111042748A
Application number: CN201811194802.5A
Authority: CN
Inventors: 唐倩雯; 苏秋涵; 刘丙生; 魏斌; 付增; 郝丽伟; 刘常福; 孙衍东; 肖姝; 戴超
Original assignee: China Petroleum and Chemical Corp; Sinopec Research Institute of Petroleum Engineering Shengli Co
Current assignee: China Petroleum and Chemical Corp; Sinopec Research Institute of Petroleum Engineering Shengli Co
Priority date: 2018-10-12
Filing date: 2018-10-12
Publication date: 2020-04-21

Abstract

The invention discloses a device and a method for transferring oil pipes in batches, wherein the device comprises at least two groups of lifting upright columns, each group of lifting upright columns comprises two lifting upright columns with the same structure, namely a left lifting upright column and a right lifting upright column, the top ends of the left lifting upright column and the right lifting upright column bear a rotating pipe cross arm together, the rotating pipe cross arm comprises a cross arm rod, a pipe arrangement shifting tooth, a fixed stop block and a pipe arrangement shifting tooth, the pipe arrangement shifting tooth is of a bent structure and is hinged to the front side surface of the cross arm rod at the bent part through a central shaft, the fixed stop block is fixed on the front side surface of the rotating pipe cross arm, the pipe arrangement shifting tooth of the bent structure comprises a first edge and a second edge, the weight of the first edge in the pipe arrangement shifting tooth is larger than that of the second edge, the first edge is located at the lower part in a. The invention can quickly collect the oil pipes on the pipe rows by the mechanical batch transfer device when the oil pipes are replaced, simultaneously, the transferred new oil pipes are orderly arranged on the cross arm, and the batch pipe transferring process is reliable and efficient.

Description

Device and method for transferring oil pipes in batches

Technical Field

The invention relates to a mechanized pipe arrangement device for oil-water well operation in an oil field, in particular to a device and a method for transferring oil pipes in batches.

Background

All oil pipes need to be replaced due to the fact that oil pipes are corroded and abraded in oil-water well workover operation, and aiming at the oil pipe automatic discharging device related in patent 201520289020.5, the oil pipes are discharged in cross arms with grooves at equal intervals, the positions of the oil pipes are fixed, the heights of the pipe rows are high, manual collection of the oil pipes is not easy to achieve, and therefore batch pipe transferring efficiency is low. Therefore, in order to enhance the operation safety and improve the operation efficiency, the invention provides the device for transferring the oil pipes in batches.

Disclosure of Invention

The invention aims to provide a device and a method for transferring oil pipes in batches, which can quickly collect oil pipes on a pipe row by a mechanical batch transferring device when the oil pipes are replaced, simultaneously, the transferred new oil pipes are orderly arranged on a cross arm, and the batch pipe transferring process is reliable and efficient.

In order to achieve the above object, the present invention provides a device for transferring oil pipes in batches, which comprises at least two sets of lifting columns, wherein each set of lifting column comprises two lifting columns with the same structure, namely a left lifting column and a right lifting column, the top ends of the left lifting column and the right lifting column jointly bear a rotary pipe cross arm, the rotary pipe cross arm comprises a cross arm rod, a pipe arrangement shifting tooth, a fixed stop block, and the pipe arrangement shifting tooth is of a bending structure and is hinged on the front side surface of the cross arm rod through a central shaft at the bending position, the fixed stop block is fixed on the front side surface of the rotary pipe cross arm, the pipe arrangement shifting tooth of the bending structure comprises a first edge and a second edge, the weight of the first edge in the pipe arrangement shifting tooth is greater than the weight of the second edge, the first edge is located below in a natural state, and the first edge is located below the fixed limit stop block.

The rotating pipe cross arm further comprises a movable stop block assembly, the movable stop block assembly comprises a movable stop block, a movable connecting rod, a connecting rod seat and a movable rod knob, the movable stop block is placed in a through type chute formed in the cross arm rod, the width of the movable stop block is larger than that of the top surface of the cross arm rod, the movable connecting rod penetrates through the connecting rod seat, the connecting rod seat is fixed on the rear side face of the cross arm rod, the movable stop block is fixed with the movable connecting rod, the movable connecting rod drives the movable stop block to move in the chute, the movable connecting rod is connected with the movable rod knob in a threaded mode, the movable rod knob is fixed on the cross arm rod, the movable connecting rod is driven to move left and right through rotation of the movable rod knob, when the movable stop block moves to the leftmost end of the chute, the rack shifting tooth can be limited, and when the movable stop block moves to.

The rightmost end of the top surface of the cross arm is provided with a rod end stop block.

The positioning seat is arranged below the left end of the cross arm rod, the supporting shaft seat is arranged at the top end of the left lifting upright, the cross arm supporting shaft is installed on the supporting shaft seat, the positioning seat is clamped on the cross arm supporting shaft, the positioning groove is arranged below the right end of the cross arm rod, and the positioning groove is lapped at the top end of the right lifting upright.

The oil pipe collecting rack is positioned on the side of the lifting upright post.

The oil pipe collecting frame comprises a lifting seat and an oil pipe collecting arm, the oil pipe collecting arm is transversely connected to the lifting seat, and the right end of the oil pipe collecting arm is close to the left end of the rotating pipe cross arm.

In order to achieve the above purpose, the invention provides the following technical scheme, a method for transferring oil pipes in batches, when the oil pipes in a pipe row are transferred out, a movable connecting rod is adjusted through a moving rod knob to enable a movable stop block to move rightwards in a sliding groove, at the moment, due to abdication of the movable stop block, a pipe row shifting tooth is turned downwards, a fixed stop block blocks a second edge for limiting, the heights of lifting upright posts on two sides are adjusted to be below the uppermost layer of oil pipe, a pipe cross arm is buckled on the lifting upright posts on the two sides through a positioning seat and a positioning groove, the height is positioned below the uppermost layer of oil pipe, the lifting upright posts are operated to ascend, along with ascending of the pipe cross arm, the upper oil pipe is borne, the heights of the lifting upright posts on the two sides are adjusted to enable the pipe cross arm to incline, the oil pipes on the pipe cross arm can roll; after the oil pipe on the rotary pipe cross arm is moved away, the rotary pipe cross arm is taken down, the heights of the lifting upright columns on the two sides are adjusted simultaneously, the rotary pipe cross arm is continuously placed below the current uppermost layer of oil pipe, and the operation is repeated until all the oil pipes in the pipe arranging device are taken out;

when a new oil pipe needs to be transferred, the new oil pipe is placed on the oil pipe collecting frame by the pipe grabbing machine, the lifting seat drives the oil pipe collecting arm to lift to the height of the uppermost pipe row, the lifting upright columns also lift to the height of the uppermost pipe row, the pipe arranging and poking teeth on the pipe transferring cross arm rotate to enable the lower part of the first edge to be limited on the fixed stop block and be buckled on the lifting upright columns through the positioning seats and the positioning grooves of the cross arm rods, the pipe transferring cross arm inclines to facilitate the rolling of the oil pipe due to the fact that the lifting upright columns on the two sides are different in height, the oil pipe on the oil pipe collecting arm rolls to the pipe transferring cross arm under the action of gravity, the rolling oil pipe pushes the pipe arranging and poking teeth to rotate, the pipe arranging and poking teeth on the rear part of the oil pipe reset under the action of gravity along with the movement of the oil pipe until the oil pipe moves to the limit position, the pipe and, make oil pipe separation and discharge with this, when the transfer pipe cross arm arranges full oil pipe, when the lift stand descends, oil pipe falls into the oil pipe cross arm relevant position of pipe bent upper band recess, the transfer pipe cross arm is carried on lower floor's oil pipe, then takes out the transfer pipe cross arm from side, accomplishes one deck oil pipe and discharges the work, takes out the transfer pipe cross arm from pipe bent side afterwards, the adjustment lift stand height rises to the superiors oil pipe layer, the second limit of calandria group gear all dials to and carries on the lift stand after the position that makes progress, continue above operation afterwards until the complete oil pipe of commentaries on classics.

Compared with the prior art, the invention has the following beneficial effects:

1. the device cooperates with the mechanized calandria device to realize the mechanized transfer of oil pipes in batches, and improves the perfectness of the mechanized calandria device.

2. The device can collect oil pipe on the cross arm fast, can send into the new oil pipe of change simultaneously the cross arm relevant position fast, improves and changes a tub efficiency in batches.

3. The oil pipe is conveyed into the fixed position by utilizing the special pipe transferring cross arm, and manual participation is not needed during working, so that the labor intensity of workers is reduced, and the safety of batch pipe transferring procedures is improved.

Drawings

FIG. 1 is a schematic structural diagram of an apparatus for transferring oil pipes in bulk according to the present invention;

FIG. 2 is a schematic view of the operation of the cross arm of the present invention;

FIG. 3 is a cross arm structure view of the swivel pipe of the present invention;

fig. 4 is a schematic view of the operation of the cross arm of the rotary pipe of the present invention.

In the figure: 1-oil pipe collecting rack; 1.1-a lifting seat; 1.2-oil pipe collecting arm; 2-lifting upright columns; 2.1-cross arm support shaft; 2.2-supporting the shaft seat; 3-rotating pipe cross arm; 3.1-transverse pole; 3.11-positioning seat; 3.12-locating slot; 3.13-chute; 3.2-pipe shifting teeth; 3.3-fixed stop block; 3.4 — moving the stop block assembly; 3.41-moving the stopper; 3.42-moving the connecting rod; 3.43 — connecting rod seat; 3.44-moving the knob of the rod; 3.5-rod end stop block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a device of batch transfer oil pipe, includes that oil pipe collects frame 1, lift stand 2, changes pipe cross arm 3. Wherein the oil pipe collecting frame 1 comprises a lifting seat 1.1 and an oil pipe collecting arm 1.2. The lifting seat 1.1 is fixed on a stable plane, and the height can be adjusted. The oil pipe collecting arm 1.2 is fixed on the lifting seat 1.1 and can lift along with the lifting seat 1.1, so that the collected oil pipe is lifted to the target pipe arrangement height. Generally, a plurality of groups of collecting racks 1 are matched with a bearing oil pipe side by side.

As shown in fig. 1 and 2, the lifting columns 2 are symmetrically distributed on two sides of the tube bank, and two groups of lifting columns 2 are symmetrically distributed. The lifting upright posts 2 can be respectively lifted to different heights to adapt to the height of the tube bank, and the lifting upright posts 2 can be multi-stage hydraulic cylinders or lead screws. A supporting shaft seat 2.2 is fixed at the top end of the lifting upright post 2, and a cross arm supporting shaft 2.1 is installed in the supporting shaft seat.

As shown in fig. 2 and 3, the rotary pipe cross arm 3 includes a cross arm rod 3.1, a pipe arranging poking tooth 3.2, a fixed stop 3.3 and a movable stop component 3.4. The two ends of the cross arm rod 3.1 are provided with a positioning seat 3.11 and a positioning groove 3.12, and the rod body is provided with a plurality of sliding grooves 3.13. The rotating pipe cross arm 3 is buckled on a cross arm supporting shaft 2.1 of the lifting upright post 2 at one side through a positioning seat 3.11 and buckled on a cross arm supporting shaft 2.1 of the lifting upright post 2 at the other side through a positioning groove 3.12. Thereby ensuring that a group of lifting upright posts 2 can be respectively lifted to different heights so as to ensure that the rotary pipe cross arm 3 has a certain inclination angle. The device for transferring oil pipes in batches is provided with a plurality of groups of lifting upright posts 2 and rotating pipe cross arms 3 which bear the weight of the oil pipes together. When the batch pipe rotating works, a plurality of groups of lifting upright posts 2 and pipe rotating cross arms 3 work in a matching way. The rack pipe shifting teeth 3.2 are of a bending structure and can rotate at a certain angle through the central shaft. The fixed stop 3.3 is fixed on the rotary pipe cross arm 3. Because the weight of the side a in the rack pipe shifting teeth 3.2 is greater than the weight of the side b, the side a is under the natural state, and the rack pipe shifting teeth are limited by the fixed stop 3.3, as shown in fig. 2. The rod end stop block 3.5 is fixed at one end of the 3 positioning grooves 3.12 of the rotating pipe cross arm, so that the limiting of the oil pipe can be realized.

As shown in fig. 4, the rotating pipe cross arm 3 is further provided with a movable stopper assembly 3.4, which comprises a movable stopper 3.41, a movable connecting rod 3.42, a connecting rod seat 3.43 and a movable rod knob 3.44. The plurality of movable stoppers 3.41 are respectively installed in the slide grooves 3.13 and can slide in the slide grooves 3.13 in the longitudinal direction of the cross arm. The movable connecting rod 3.42 is connected in series with a plurality of movable stoppers, and the position thereof is fixed by a plurality of connecting rod seats 3.43 fixed to the crossbar 3.1 while maintaining the axial degree of freedom thereof. The moving rod knob 3.44 is arranged at the tail end of the moving connecting rod 3.42, and the position of the moving rod knob 3.44 is adjusted, so that the moving block 3.41 moves in the sliding groove.

When an oil pipe rolls, the rack pipe shifting teeth 3.2 are pushed to turn over due to the heavy weight of the oil pipe and are limited by the front movable stop block 3.41, so that the oil pipe rolls to the edge a of the front rack pipe shifting teeth 3.2 to stop, and the whole rotating pipe cross arm 3 is filled. When the tube taking operation is needed, the movable stop 3.41 is moved backwards in the chute 3.13 by adjusting the movable connecting rod 3.42 through the movable rod knob 3.44. At the moment, the rack pipe shifting teeth 3.2 are turned down due to the abdication of the movable stop block 3.41, and the fixed stop block 3.3 blocks the side b for limiting. The oil pipe on the rotating pipe cross arm 3 can roll to one side under the action of gravity, and the quick batch transfer of the oil pipe is realized.

When the oil pipe in the pipe row is rotated out, the movable connecting rod 3.42 is adjusted by the movable rod knob 3.44, so that the movable stop block 3.41 moves backwards in the chute 3.13. At this time, due to the abdication of the movable stopper 3.41, the rack pipe shifting tooth 3.2 is turned down, and the side b is blocked by the fixed stopper 3.3 for limiting, as shown in fig. 3. The height of the lifting upright columns 2 at the two sides is adjusted to be below the uppermost layer of oil pipe. The rotating pipe cross arm 3 is buckled and lapped on the lifting upright posts 2 at two sides through a positioning seat 3.11 and a positioning groove 3.12, and the height of the rotating pipe cross arm is positioned below the uppermost layer of oil pipe. The lifting upright post 2 is operated to ascend, and the lifting upright post bears an upper oil pipe along with the ascending of the pipe rotating cross arm 3. When 2 height messenger's rotary pipe cross arm 3 of adjustment both sides lift stand had certain angle, the oil pipe that oils of rotary pipe cross arm 3 can roll to one side under the action of gravity, realizes oil pipe's quick batch transfer. After the oil pipe on the rotary pipe cross arm 3 is moved away, the rotary pipe cross arm 3 is taken down, the heights of the lifting upright posts 2 on the two sides are adjusted simultaneously, the rotary pipe cross arm 3 is continuously placed below the current uppermost layer of oil pipe, and the operations are repeated until all the oil pipes in the pipe arranging device are taken out.

When a new oil pipe needs to be transferred into, the new oil pipe is placed on the oil pipe collecting frame 1 through the pipe grabbing machine, and the lifting seat 1.1 drives the oil pipe collecting arm 1.2 to be lifted to the height of the uppermost pipe row. At the moment, the lifting upright posts 2 are also lifted to the height of the uppermost tube row, the tube pushing teeth 3.2 on the rotary tube cross arm 3 are pushed to the station as shown in figure 2 and are buckled on the lifting upright posts 2 through the positioning seats 3.11 and the positioning grooves 3.12 of the cross arm rods 3.1, and the rotary tube cross arm 3 has a certain included angle with the horizontal plane due to the inconsistent heights of the lifting upright posts 2 at the two sides, so that the oil tube can roll conveniently. The oil pipe collecting arm 1.2 is gone up the oil pipe and is rolled to the pipe rotating cross arm 3 under the action of gravity, and the oil pipe that rolls promotes calandria group gear 3.2 and rotates certain angle, along with oil pipe removal, the calandria group gear 3.2 in oil pipe rear resets under the action of gravity, moves to extreme position until oil pipe, and oil pipe and the removal dog 4.41 that is in the forward position at this moment limit calandria group gear position, makes the calandria group gear 3.2 department that the oil pipe rolled to the last oil pipe of root oil pipe stop to this makes oil pipe separation discharge. When 3 rows of the rotating pipe cross arms are full of oil pipes, the lifting upright posts 2 descend, the oil pipes fall into the corresponding positions of the oil pipe cross arms with the grooves on the pipe bent frames, the rotating pipe cross arms 3 are carried on the oil pipes on the lower layer, then the rotating pipe cross arms 3 are drawn out from the side, and one layer of oil pipe discharging work is completed. Then the pipe rotating cross arm 3 is taken out from the side of the pipe row, and the height of the lifting upright post 2 is adjusted to rise to the uppermost oil pipe layer. B edges of the calandria shifting teeth 3.2 are all shifted to upward positions and then are carried on the lifting upright post 2, and then the operation is continued until the whole oil pipe is completely rotated.

In the description of the present invention, it is to be understood that the positional indications or positional relationships are based on those shown in the drawings and are for the purpose of facilitating the description of the present invention, and are not intended to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a device for shifting oil pipe in batches, includes at least two sets of lift stands, and each group lift stand includes two lift stands that the structure is the same, is left lift stand and right lift stand respectively, its characterized in that, left side lift stand top and right lift stand top bear the runner pipe cross arm jointly, the runner pipe cross arm includes cross arm pole, calandria group tooth, fixed dog, the calandria group tooth is the structure of buckling to it articulates on cross arm pole leading flank through the center pin to buckle the department, fixed dog is fixed in on the runner pipe cross arm leading flank, and the calandria group tooth of the structure of buckling includes first limit and second limit, and first limit weight is greater than second limit weight in the calandria group tooth, and first limit is under the natural state to first limit is spacing by the fixed dog of below.

2. The device for transferring oil pipes in batches according to claim 1, wherein the transfer tube cross arm further comprises a moving stop block assembly, the moving stop block assembly comprises a moving stop block, a moving connecting rod, a connecting rod seat and a moving rod knob, the moving stop block is arranged in a through type chute formed in the cross rod, the width of the moving stop block is larger than the width of the top surface of the cross rod, the moving connecting rod is arranged in the connecting rod seat in a penetrating manner, the connecting rod seat is fixed on the rear side surface of the cross rod, the moving stop block is fixed with the moving connecting rod, the moving connecting rod drives the moving stop block to move in the chute, the moving connecting rod is connected with the moving rod knob in a threaded manner, the moving rod knob is fixed on the cross rod, the moving rod knob is rotated to enable the moving connecting rod to move left and right, when the moving stop block moves to the leftmost end of the chute, when the moving stop block moves to the rightmost end of the, the rack shifting is not limited any more.

3. The apparatus of claim 2, wherein a bar end stop is provided at the rightmost end of the top surface of the crossbar.

4. The device for transferring oil pipes in batches according to claim 2, wherein a positioning seat is provided under the left end of the cross-arm rod, a supporting shaft seat is provided at the top end of the left lifting column, a cross-arm supporting shaft is mounted on the supporting shaft seat, the positioning seat is clamped on the cross-arm supporting shaft, and a positioning groove is provided under the right end of the cross-arm rod and is overlapped with the top end of the right lifting column.

5. The apparatus according to claim 1 or 2, further comprising at least two sets of tubing collection racks, the tubing collection racks being located at the sides of the lifting columns.

6. The device for batch transferring oil pipes according to claim 1 or 2, wherein the oil pipe collecting rack comprises a lifting seat and an oil pipe collecting arm, the oil pipe collecting arm is transversely connected to the lifting seat, and the right end of the oil pipe collecting arm is close to the left end of the pipe rotating cross arm.

7. A method for transferring oil pipes in batches is characterized in that when the oil pipes in a pipe row are transferred out, a movable connecting rod is adjusted through a movable rod knob to enable a movable stop block to move rightwards in a sliding groove, at the moment, due to abdication of the movable stop block, a pipe row shifting tooth turns downwards, a fixed stop block blocks a second edge for limiting, lifting upright posts on two sides are adjusted to be below the uppermost layer of oil pipe, a pipe transfer cross arm is buckled on the lifting upright posts on two sides through a positioning seat and a positioning groove, the height of the pipe transfer cross arm is located below the uppermost layer of oil pipe, the lifting upright posts are operated to ascend, the oil pipes above the pipe transfer cross arm are loaded along with ascending of the pipe transfer cross arm, the lifting upright posts on two sides are adjusted to enable the pipe transfer cross arm to incline, the oil pipes on the pipe transfer cross arm can; after the oil pipe on the rotary pipe cross arm is moved away, the rotary pipe cross arm is taken down, the heights of the lifting upright columns on the two sides are adjusted simultaneously, the rotary pipe cross arm is continuously placed below the current uppermost layer of oil pipe, and the operation is repeated until all the oil pipes in the pipe arranging device are taken out;