CN213627478U

CN213627478U - Flexible connection lifting frame for continuous oil pipe

Info

Publication number: CN213627478U
Application number: CN202022011361.XU
Authority: CN
Inventors: 赵永顺; 张喆; 袁永涛; 王正; 李国栋; 王景浩
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-07-06
Anticipated expiration: 2030-09-15

Abstract

The utility model discloses a coiled tubing flexible connection hoisting frame, including the hoisting frame body, the maintenance platform has been installed to hoisting frame body lower extreme, is equipped with a plurality of slot on the maintenance platform bottom, and a plurality of support column has been installed to the maintenance platform lower extreme, and the slot interpolation is equipped with the support column, and the sleeve has been installed to the support column lower extreme, is equipped with the dashpot on the sleeve, and the support column is inserted and is established in the dashpot, and the cover is equipped with buffer spring on the support column, and the base has been installed. Through having installed the maintenance platform at hoisting frame body lower extreme, be equipped with a plurality of slot on the maintenance platform bottom, the inserted block on the support column is inserted and is established in the slot, the support column lower extreme is inserted and is established on the dashpot in the sleeve, and the cover is equipped with buffer spring on the support column, buffer spring cushions the energy-absorbing to the vibrations that the hoisting frame produced, the sleeve is fixed through the dead lever on the base, the support column provides elastic support to the maintenance platform, also plays the effect of secondary protection to the lifting hook.

Description

Flexible connection lifting frame for continuous oil pipe

Technical Field

The utility model belongs to the technical field of drilling platform operation hoisting frame, concretely relates to coiled tubing flexible connection hoisting frame.

Background

The coiled tubing is made of low-carbon alloy steel and has good flexibility, and is also called as a flexible tubing, one coiled tubing is several kilometers long, can replace a conventional tubing to carry out a lot of operations, and coiled tubing operation equipment has the characteristics of operation under pressure and continuous lifting, and has small volume, quick operation period and low cost.

The application range of the coiled tubing in various oil and gas fields in the world is continuously expanded. In fact, the coiled tubing has the advantages of pressurized underbalanced operation, high speed and efficiency of operation, low damage to stratum, low cost and the like, and the application value of the coiled tubing, and the coiled tubing is widely applied to operations such as well workover, well drilling, well completion, well logging and the like of oil and gas fields, and plays an increasingly important role in exploration and development of the oil and gas fields. Need use more large-scale equipment in the middle of the coiled tubing operation, for example, the oil pipe cylinder, coiled tubing, the crane, the hoisting frame, the injection head, prevent spouting the box, preventer etc., wherein the oil pipe cylinder, coiled tubing, the hoisting frame is the core part, current hoisting frame adopts floated usually, connect oil pipe winding on the oil pipe cylinder, its oil absorption end passes the hoisting frame through the injection head, set up connection oil pipe transmission assembly in the hoisting frame, and the hoisting frame lower extreme is provided with respectively prevents spouting box and preventer, control the pressure in the oil well, avoid the oil blowout, the hoisting frame upper end is equipped with the couple, fix by the crane, make the hoisting frame suspend in the midair, the weak point of existence has: the existing hoisting frame is fixed in a suspended mode, because the lower end of the existing hoisting frame is not provided with a fixing device, when external wind power is large, the hoisting frame can swing easily and is unstable, and the hoisting frame and the hoisting end of a crane are fixed by pulling a traction rope, so that in long-time hoisting, if the traction rope breaks, the hoisting frame can directly fall off, life threat is caused to constructors below, and the problem of poor stabilizing effect of the existing coiled tubing hoisting frame exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coiled tubing flexible connection hoisting frame to solve the poor problem of coiled tubing hoisting frame stabilizing effect who exists among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: coiled tubing flexible connection hoisting frame, including the hoisting frame body, the maintenance platform has been installed to hoisting frame body lower extreme, be equipped with a plurality of slot on the maintenance platform bottom, a plurality of support column has been installed to the maintenance platform lower extreme, the slot interpolation is equipped with the support column, the sleeve has been installed to the support column lower extreme, be equipped with the dashpot on the sleeve, the support column is inserted and is established in the dashpot, the cover is equipped with buffer spring on the support column, the base has been installed to the sleeve lower extreme.

Preferably, a threaded hole is formed in the inner wall of one side of the slot, an insertion block is arranged on the support column in an inserted mode and is inserted into the slot, a threaded groove is formed in the insertion block, and a fixing screw rod is inserted into the threaded hole and the threaded groove.

Preferably, the maintenance platform is provided with a clamping groove, a clamping block is inserted into the clamping groove, a crawling ladder is installed on one side of the maintenance platform, and the clamping block is installed on the crawling ladder.

Preferably, the base is provided with a plurality of fixing holes, fixing rods are inserted into the fixing holes, the insertion ends of the fixing rods are of a conical structure, and the outer walls of the fixing rods are provided with a plurality of barbs.

Preferably, the lifting frame body is internally provided with a lifting plate, the lifting plate is provided with a plurality of lifting hooks, the inner wall of each lifting hook is provided with a protective pad, the lifting plate is provided with a plurality of replacing grooves, the lifting hooks are inserted in the replacing grooves, the lifting hooks are provided with stop grooves, one end inner wall of each replacing groove is provided with a stop hole, the stop grooves and the stop holes are internally provided with stop rods, one end of each stop hole is provided with a pre-tightening spring, and the stop rods are sleeved with the pre-tightening springs.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a coiled tubing flexible connection hoisting frame, through be equipped with the draw-in groove on the access platform, the draw-in groove interpolation is equipped with the fixture block, and the fixture block installs on the cat ladder, is convenient for to the fixed while of installation of cat ladder, has also made things convenient for constructor to overhaul the inside equipment of hoisting frame body on the access platform.

The utility model provides a coiled tubing flexible connection hoisting frame through being equipped with on the handling board and changing the groove, changes the inslot interpolation and is equipped with the lifting hook, and the lifting hook fixes through the locking lever, and the protection on the lifting hook inner wall is filled up and has been reduced the friction of haulage rope to its production, improves the life of lifting hook, and changes the change of the groove lifting hook of being convenient for.

The utility model provides a coiled tubing flexible connection hoisting frame, through having installed the maintenance platform at hoisting frame body lower extreme, be equipped with a plurality of slot on the maintenance platform bottom, the inserted block on the support column is inserted and is established in the slot, the support column lower extreme is inserted and is established on the dashpot in the sleeve, and the cover is equipped with buffer spring on the support column, the sleeve is fixed through the dead lever on the base, the support column provides elastic support to the maintenance platform, also play secondary protection's effect to the lifting hook, the stability of hoisting frame body has been improved.

Drawings

FIG. 1 is a partially cut-away front view of the present invention;

FIG. 2 is a partial cutaway left side view of FIG. 1;

FIG. 3 is an enlarged view of a portion a of FIG. 1;

FIG. 4 is an enlarged schematic view of FIG. 1 at b;

fig. 5 is an enlarged schematic view of fig. 1 at c.

In the figure: the device comprises a lifting frame body 1, an overhaul platform 2, slots 3, support columns 4, sleeves 5, buffer grooves 6, buffer springs 7, a base 8, threaded holes 9, insertion blocks 10, threaded grooves 11, fixing screws 12, clamping grooves 13, clamping blocks 14, crawling ladders 15, fixing holes 16, fixing rods 17, barbs 18, lifting plates 19, lifting hooks 20, protective pads 21, replacement grooves 22, stop grooves 23, stop holes 24, stop rods 25 and pre-tightening springs 26.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Please refer to fig. 1, fig. 2 and fig. 3, a coiled tubing flexible connection hoisting frame, including hoisting frame body 1, the welding of 1 lower extreme of hoisting frame body has maintenance platform 2, be equipped with 4 slots 3 on the maintenance platform 2 bottom, maintenance platform 2 lower extreme buckle is connected with 4 support columns 4, support column 4 has been inserted in the slot 3, be equipped with screw hole 9 on the inner wall in the slot 3 outside, the welding has inserted block 10 on the support column 4, inserted block 10 inserts in slot 3, be equipped with thread groove 11 on inserted block 10, insert screw hole 9 and thread groove 11 have inserted fixing screw 12, fixing screw 12 makes inserted block 10 fix on slot 3, thereby fix support column 4, be equipped with draw-in groove 13 on maintenance platform 2, insert fixture block 14 in draw-in groove 13, cat ladder 15 has been placed on maintenance platform 2 left side, fixture block 14 welds on cat ladder 15, fixture 14 is convenient for the installation to cat ladder 15, and cat ladder 15 is convenient for subaerial constructor to overhaul hoisting frame body 1 on maintenance platform 2 The lower end of the support column 4 is connected with a sleeve 5 in a sliding mode, a buffer groove 6 is formed in the sleeve 5, the support column 4 is inserted into the buffer groove 6, a buffer spring 7 is welded on the outer wall of the support column 4, and the buffer spring 7 buffers the vertical vibration generated by the lifting frame body 1 to absorb energy, so that the stability of the lifting frame body is improved.

Referring to fig. 1, 2, 4 and 5, a base 8 is welded at the lower end of a sleeve 5, 4 fixing holes 16 are arranged on the base 8, fixing rods 17 are inserted into the fixing holes 16, the insertion ends of the fixing rods 17 are of a conical structure, 12 barbs 18 are welded on the outer walls of the fixing rods 17, the fixing rods 17 are inserted into the ground, the barbs 18 improve the ground gripping force of the fixing rods, the base 8 is stably fixed on the ground, a lifting plate 19 is welded in a lifting frame body 1, 4 lifting hooks 20 are symmetrically welded on the lifting plate 19, a protective pad 21 is bonded on the inner wall of each lifting hook 20, the protective pad 21 is made of soft rubber, the friction of a traction steel rope on the lifting hooks 20 is reduced, the service life of the lifting frame is prolonged, 4 replacing grooves 22 are arranged on the lifting plate 19, the lifting hooks 20 are inserted into the replacing grooves 22, locking grooves 23 are arranged on the lifting hooks 20, locking holes 24 are arranged on the inner wall of the upper ends of, the stop rod 25 enables the lifting hook 20 to be fixed in the replacement groove 22, the outer end of the stop hole 24 is welded with the pre-tightening spring 26, the initial state of the pre-tightening spring 26 is a stretching state, the initial spring force of the pre-tightening spring 26 is 30N, the outer wall of the stop rod 25 is welded with the pre-tightening spring 26, and the pre-tightening spring 26 generates inward spring thrust on the stop rod 24 to enable the stop rod to be stably inserted into the stop groove 23, so that the fixing effect is improved.

In the installation process of the hoisting frame body 1, a constructor firstly inserts the insert block 10 at the upper end of the support column 4 into the slot 3 at the bottom end of the maintenance platform 2, then inserts the fixing screw 12 into the threaded hole 9 and the threaded groove 11 respectively, fixes the insert block 10 in the slot 3, thereby fixing the support column 4 at the lower end of the maintenance platform 2, then fixes the hook on the crane and the hook 20 on the lifting plate 19 through the traction steel rope, the crane lifts the hook upwards to lift the hoisting frame body 1 to be suspended, when the base 8 is about to leave the ground, stops lifting of the crane, fixes the base 8 on the ground, then inserts the fixing rod 17 into the fixing hole 16 on the base 8, the 12 barbs 18 on the fixing rod 17 prevent the fixing rod 17 from sliding out of the ground, improves the fixing effect, and then inserts the fixture block 14 on the ladder stand 15 into the fixture groove 13 on the maintenance platform 2, cat ladder 15 is convenient for constructor to overhaul platform 2 on with some equipment fixing on the hoisting frame, in daily use, because hoisting frame body 1 is unsettled swing state, the friction between traction cable and lifting hook 20 is comparatively big, constructor need regularly inspect it, place lifting hook 20 and drop or fracture production incident, the soft protection pad 21 of adhesive bonding on the lifting hook 20 inner wall plays better guard action to it, and constructor can be through extracting from the support groove 23 on lifting hook 20 with stop lever 25, later with the lifting hook follow change groove 22 in the roll-off alright carry out convenient change to it again, later with new lifting hook 20 install according to above-mentioned mode change in groove 22 fixed can, improve the stability of hoisting frame body 1 in the use.

Claims

1. Coiled tubing flexible connection hoisting frame, including hoisting frame body (1), its characterized in that: maintenance platform (2) have been installed to hoisting frame body (1) lower extreme, be equipped with a plurality of slot (3) on maintenance platform (2) bottom, a plurality of support column (4) have been installed to maintenance platform (2) lower extreme, slot (3) interpolation is equipped with support column (4), sleeve (5) have been installed to support column (4) lower extreme, be equipped with dashpot (6) on sleeve (5), support column (4) are inserted and are established in dashpot (6), the cover is equipped with buffer spring (7) on support column (4), base (8) have been installed to sleeve (5) lower extreme.

2. The coiled tubing flex link hoist of claim 1, wherein: the novel fixing device is characterized in that a threaded hole (9) is formed in the inner wall of one side of the slot (3), an inserting block (10) is arranged on the supporting column (4), the inserting block (10) is inserted into the slot (3), a threaded groove (11) is formed in the inserting block (10), and a fixing screw rod (12) is inserted into the threaded hole (9) and the threaded groove (11).

3. The coiled tubing flex link hoist of claim 2, wherein: the maintenance platform is characterized in that a clamping groove (13) is formed in the maintenance platform (2), a clamping block (14) is inserted into the clamping groove (13), a crawling ladder (15) is installed on one side of the maintenance platform (2), and the clamping block (14) is installed on the crawling ladder (15).

4. The coiled tubing flex link hoist of claim 1, wherein: the improved multifunctional clothes hanger is characterized in that a plurality of fixing holes (16) are formed in the base (8), fixing rods (17) are inserted into the fixing holes (16), the inserting ends of the fixing rods (17) are of conical structures, and a plurality of barbs (18) are arranged on the outer wall of each fixing rod (17).

5. The coiled tubing flex link hoist of claim 1, wherein: lifting frame body (1) is built-in to be equipped with handling board (19), handling board (19) facial make-up is equipped with a plurality of lifting hook (20), lifting hook (20) inner wall facial make-up is equipped with protection pad (21), it changes groove (22) to be equipped with a plurality of on handling board (19), lifting hook (20) are inserted and are established change in groove (22), be equipped with locking groove (23) on lifting hook (20), it is equipped with locking hole (24) on one end inner wall to change groove (22), locking groove (23) are equipped with stop rod (25) with locking hole (24) interpolation, pretension spring (26) have been installed to stop hole (24) one end, the cover is equipped with on stop rod (25) pretension spring (26).