CN217708514U

CN217708514U - Oil blowout preventer lifting appliance for offshore drilling platform

Info

Publication number: CN217708514U
Application number: CN202221369594.XU
Authority: CN
Inventors: 靖术申; 宋朝军; 耿晓明; 黄金雨; 田进贵
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-11-01
Anticipated expiration: 2032-06-02

Abstract

The utility model discloses an oil blowout preventer hoist for offshore drilling platform, include the hoist body with blowout preventer matched with, rings are all installed to the top both sides of blowout preventer, the hoist body includes two installation pieces, and the top of two installation pieces is equipped with same lifting plate, tie between the top of installation piece and the bottom of lifting plate and be fixed with the stay cord, wherein cooperate through lifting plate, stay cord, installation piece and rings, can realize the promotion hoist and mount operation to blowout preventer, and the first through-hole that the front side set up for the opening is seted up on the right side of installation piece, and rings are located the first through-hole that corresponds, and the top in close contact with of rings has the briquetting that is located the first through-hole that corresponds. The utility model discloses a press solid, the front side shelters from and clamps fixed mode with the bottom from the top, can be stable fix rings in the first through-hole that corresponds, can effectually avoid the phenomenon that rings shifted out from in the first through-hole, improve hoist and mount stability, satisfy the user demand.

Description

Oil blowout preventer lifting appliance for offshore drilling platform

Technical Field

The utility model relates to an oil blowout preventer hoist technical field especially relates to an oil blowout preventer hoist for offshore drilling platform.

Background

The oil blowout preventer is an important component of the offshore drilling platform, when the oil blowout preventer is installed on the offshore drilling platform, a special lifting appliance is needed to hoist the oil blowout preventer, the lifting appliance is hung on two lifting rings of the oil blowout preventer through a hanging hook of the lifting appliance, the lifting appliance is used for hoisting the lifting rings on the oil blowout preventer through the hanging hook, and when the oil blowout preventer greatly shakes, the phenomenon that the hanging hook is separated from the lifting rings can be caused, so that the oil blowout preventer lifting appliance for the offshore drilling platform is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the oil blowout preventer hoist for offshore drilling platform that provides.

In order to realize the purpose, the utility model adopts the following technical scheme:

an oil blowout preventer lifting tool for an offshore drilling platform comprises a lifting tool body matched with a blowout preventer, lifting rings are mounted on two sides of the top of the blowout preventer, the lifting tool body comprises two mounting blocks, the same lifting plate is arranged above the two mounting blocks, a pull rope is fixedly connected between the top of each mounting block and the bottom of each lifting plate in a fastening mode, lifting and lifting operations of the blowout preventer can be achieved by matching the lifting plates, the pull rope, the mounting blocks and the lifting rings, first through holes with openings on the front sides are formed in the right sides of the mounting blocks, the lifting rings are located in the corresponding first through holes, pressing blocks located in the corresponding first through holes are tightly contacted with the tops of the lifting rings, the pressing blocks are used for pressing the lifting rings, stop blocks are fixedly connected to the bottoms of the pressing blocks and located on the front sides of the corresponding lifting rings and used for shielding the lifting rings on the front sides, the bottom inner wall of the first through hole is fixedly connected with a clamping block, the lifting ring is movably clamped on the corresponding clamping block, the clamping block is used for positioning the corresponding lifting ring, the top of the pressing block is provided with a thread driving mechanism, the thread driving mechanism is used for driving the pressing block to move, the top inner wall of the first through hole is provided with a rectangular groove, the thread driving mechanism is rotatably installed with the top inner wall of the corresponding rectangular groove, the right side of the installation block is provided with an installation groove, the top end of the thread driving mechanism extends into the corresponding installation groove and is connected with a rotary driving mechanism, the right side of the rotary driving mechanism extends to the right side of the corresponding installation block, the rotary driving mechanism is used for driving the thread driving mechanism to rotate, the left inner wall of the rectangular groove is provided with a first through hole, a guide mechanism is fixedly connected between the top inner wall and the bottom inner wall of the first through hole, and the guide mechanism is fixedly connected with the left side of the corresponding thread driving mechanism, guiding mechanism plays the effect to the screw thread actuating mechanism direction, through the installation piece, first through-hole, the fixture block, the briquetting, the dog, screw thread actuating mechanism, rotation driving mechanism and guiding mechanism cooperate, can realize pressing solid to the rings top, the front side shelters from and clamps fixedly with the bottom, through pressing solid from the top, the front side shelters from and clamps fixed mode with the bottom, can be stable fix rings in the first through-hole that corresponds, can effectually avoid the phenomenon that rings shifted out from in the first through-hole, improve hoist and mount stability.

Preferably, the thread driving mechanism comprises a rectangular rod fixedly connected to the top of the pressing block, the rectangular rod is slidably sleeved in the corresponding rectangular groove, the screw rod is rotatably installed on the inner wall of the top of the rectangular groove, the rectangular rod is threadedly sleeved on the corresponding screw rod, and the rectangular rod can be driven to move in a threaded connection mode with the screw rod, so that the driving pressing block is driven to move, and the top end of the screw rod extends into the corresponding mounting groove.

Preferably, the rotary driving mechanism comprises a first bevel gear, the bottom of the first bevel gear is fixedly connected with the top end of the corresponding screw, a second bevel gear is meshed with the right side of the first bevel gear, a rotating shaft is fixedly connected to the right side of the second bevel gear, the rotating shaft is rotatably mounted in the corresponding mounting groove, and the right end of the rotating shaft extends to the right side of the corresponding mounting block and is fixedly connected with a knob.

Preferably, guiding mechanism includes the guide bar of fixed connection between first through-hole top inner wall and bottom inner wall, and sliding sleeve is equipped with the guide block on the guide bar, the right side of guide block and the left side top fixed connection of the rectangle pole that corresponds, and the guide block cooperatees with the guide bar that corresponds and plays the effect to rectangle pole guiding orientation.

Preferably, the inner wall of the top of the hanging ring is provided with a clamping groove, and the outer side of the clamping block is movably clamped with the inner wall of the corresponding clamping groove.

Preferably, the rear side of the stop block is movably contacted with the front side of the corresponding hanging ring.

Preferably, the bottom bonding of briquetting is fixed with anti-skidding rubber, and the bottom of protection rubber and the top in close contact with of the rings that correspond, the setting of protection rubber can effectual reduction press the phenomenon of skidding in-process.

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

1. the installation block, the first through hole, the clamping block, the pressing block, the stop block, the thread driving mechanism, the rotary driving mechanism and the guide mechanism are matched, so that the pressing fixation, the front side shielding and the bottom clamping fixation of the lifting ring can be realized, the lifting ring can be stably fixed in the corresponding first through hole in the modes of pressing fixation, front side shielding and bottom clamping fixation from the upper part, the phenomenon that the lifting ring moves out of the first through hole can be effectively avoided, and the hoisting stability is improved;

2. the lifting plate, the pull rope, the mounting block and the lifting ring are matched, so that the lifting operation of the blowout preventer can be realized;

the utility model discloses a press solid, the front side shelters from and the bottom clamps fixed mode from the top, can be stable fix rings in the first through-hole that corresponds, can effectually avoid the phenomenon that rings shifted out from in the first through-hole, improve hoist and mount stability, satisfy the user demand.

Drawings

Fig. 1 is a schematic structural diagram of an oil blowout preventer hanger for an offshore drilling platform according to the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

fig. 3 is an enlarged sectional view of a portion a of fig. 1.

In the figure: 100. a blowout preventer; 101. a hoisting ring; 1. mounting blocks; 2. pulling a rope; 3. a lifting plate; 4. a first through hole; 5. briquetting; 6. a stopper; 7. a rectangular bar; 8. a clamping block; 9. a card slot; 10. a rectangular groove; 11. a screw; 12. a second through hole; 13. mounting grooves; 14. a first bevel gear; 15. a second bevel gear; 16. a rotating shaft; 17. and a guide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, an oil blowout preventer hanger for an offshore drilling platform comprises a hanger body matched with a blowout preventer 100, wherein the blowout preventer 100 is an oil blowout preventer for the offshore drilling platform, the two sides of the top of the blowout preventer 100 are respectively provided with a lifting ring 101, the hanger body comprises two mounting blocks 1, the same lifting plate 3 is arranged above the two mounting blocks 1, a pull rope 2 is fixedly connected between the top of the mounting block 1 and the bottom of the lifting plate 3 in a fastening manner, a fastening hole is formed in the front side of the mounting block 1, two fastening rings are fixedly connected to the bottom of the lifting plate 3, the pull rope 2 is fixedly connected with the mounting block 1 and the lifting plate 3 through the corresponding fastening hole and fastening ring, the fastening and fixing mode of the pull rope 2 needs to be bundled and fixed by means of external steel bars, the fastening stability is improved, wherein the lifting plate 3, the pull rope 2, the mounting block 1 and the lifting ring 101 are matched, the lifting and hoisting operation of the blowout preventer 100 can be realized, the right side of the mounting block 1 is provided with a first through hole 4 with an opening at the front side, the lifting ring 101 is positioned in the corresponding first through hole 4, the top of the lifting ring 101 is in close contact with a pressing block 5 positioned in the corresponding first through hole 4, the bottom of the pressing block 5 is fixedly bonded with an anti-skid rubber sheet, the bottom of the anti-skid rubber sheet is in close contact with the top of the corresponding lifting ring 101, the anti-skid rubber sheet is arranged to effectively reduce the slipping phenomenon in the pressing process, the bottom of the pressing block 5 is fixedly connected with a stop block 6, the stop block 6 is positioned at the front side of the corresponding lifting ring 101 and is in movable contact with the front side of the lifting ring 101, the stop block 6 is used for shielding the lifting ring 101 at the front side, the inner wall at the bottom of the first through hole 4 is fixedly connected with a clamping block 8, the lifting ring 101 is movably clamped on the corresponding clamping block 8, wherein the inner wall at the top of the lifting ring 101 is provided with a clamping groove 9, the outer side of each clamping block 8 is movably clamped with the inner wall of the corresponding clamping groove 9, the clamping grooves 9 and the clamping blocks 8 are clamped, the positioning effect on the lifting ring 101 can be achieved, a thread driving mechanism is installed at the top of the pressing block 5, a rectangular groove 10 is formed in the inner wall of the top of each first through hole 4, the thread driving mechanism is rotatably installed with the inner wall of the top of the corresponding rectangular groove 10, the thread driving mechanism comprises a rectangular rod 7 fixedly connected to the top of the pressing block 5, the rectangular rod 7 is slidably sleeved in the corresponding rectangular groove 10, an installation groove 13 is formed in the right side of the installation block 1, a screw rod 11 is rotatably installed on the inner wall of the top of the rectangular groove 10, a circular hole communicated with the inside of the corresponding installation groove 13 is formed in the inner wall of the top of the rectangular groove 10, a first bearing is fixedly sleeved in the circular hole, the inner side of the inner ring of the first bearing is fixedly connected with the outer side of the corresponding screw rod 11, the first bearing has the effect of rotatably installing the corresponding screw rod 11, the rectangular rod 7 is rotatably sleeved on the corresponding screw rod 11, and the top of the rectangular rod 7 is rotatably installed in the mode that the thread grooves are connected with the corresponding screw rod 11, and the screw rod 7, and the screw rod can move relative to the screw rod 11;

the top end of the screw 11 extends into the corresponding mounting groove 13 and is connected with a rotary driving mechanism, and the right side of the rotary driving mechanism extends to the right side of the corresponding mounting block 1, wherein the rotary driving mechanism comprises a first bevel gear 14, the bottom of the first bevel gear 14 is fixedly connected with the top end of the corresponding screw 11, the right side of the first bevel gear 14 is engaged with a second bevel gear 15, the right side of the second bevel gear 15 is fixedly connected with a rotating shaft 16, and the rotating shaft 16 is rotatably mounted in the corresponding mounting groove 13, wherein a second bearing is fixedly connected between the top inner wall and the bottom inner wall of the mounting groove 13, the inner side of the inner ring of the second bearing is fixedly connected with the outer side of the corresponding rotating shaft 16, the second bearing has the effect of rotatably mounting the corresponding rotating shaft 16 in the mounting groove 13, the right end of the rotating shaft 16 extends to the right side of the corresponding mounting block 1 and is fixedly connected with a knob, and the knob is used for driving the rotating shaft 16 to rotate;

second through-hole 12 has been seted up on the left side inner wall of rectangular channel 10, fixedly connected with guiding mechanism between the top inner wall of second through-hole 12 and the bottom inner wall, wherein guiding mechanism includes the guide bar of fixed connection between second through-hole 12 top inner wall and bottom inner wall, sliding sleeve is equipped with guide block 17 on the guide bar, wherein the guide bar outside sliding connection's that corresponds guiding hole is seted up at guide block 17's top, the right side of guide block 17 and the left side top fixed connection of the rectangle pole 7 that corresponds, guide block 17 cooperatees with the guide bar that corresponds and plays the effect to rectangle pole 7 guiding orientation, the utility model discloses a press admittedly from the top, the front side shelters from and the bottom clamps fixed mode, can be stable fix rings 101 in the first through-hole 4 that corresponds, can effectually avoid the phenomenon that rings 101 shifted out from first through-hole 4, improve hoist and mount stability, satisfy the user demand.

The working principle is as follows: when the lifting device is used, before lifting, the lifting rings 101 are located outside the corresponding first through holes 4, when suspension operation is performed, the lifting rings 101 are located in the corresponding first through holes 4 and located below the lifting blocks 5, the mounting blocks 1 are moved upwards to drive the corresponding clamping blocks 8 to move into the clamping grooves 9, then the knobs are rotated forwards to drive the corresponding rotating shafts 16 to rotate, the rotating shafts 16 drive the corresponding second bevel gears 15 to rotate, the second bevel gears 15 drive the corresponding first bevel gears 14 to rotate, the first bevel gears 14 drive the corresponding screw rods 11 to rotate, under the action of thread grooves formed in the rectangular rods 7, the screw rods 11 drive the corresponding rectangular rods 7 to move downwards, the rectangular rods 7 drive the corresponding guide blocks 17 to slide downwards on the guide rods, the rectangular rods 7 drive the corresponding lifting blocks 5 to move downwards, the lifting blocks 5 drive the corresponding stopping blocks 6 to move downwards to the front sides of the lifting rings 101, the lifting blocks 5 drive the corresponding anti-skid rubber sheets to press and fix the lifting blocks 101 while moving downwards, at the front sides of the corresponding lifting rings 101 are shielded by the lifting rings 6 to press and fix the lifting rings from the upper sides, the front sides, the lifting blocks 4 and the lifting blocks 2 are fixed in a stable manner, and the lifting rings 4, so that the lifting rings can be used for improving the stability of the lifting device, and the lifting rings 4, and the stability of the lifting device can be effectively fixed in a blowout preventer;

when the lifting ring 101 needs to be moved out of the corresponding first through hole 4, the knob is rotated reversely, similarly, the movement process of the knob is opposite to that of the knob rotated forwardly, so that the pressing block 5 and the stop block 6 are changed into upward movement to remove pressing and shielding of the lifting ring 101, the mounting block 1 can be moved downwards, the mounting block 1 drives the corresponding clamping block 8 to be moved out of the clamping groove 9, the mounting block 1 can be moved backwards, and the lifting ring 101 can be moved out of the first through hole 4.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an oil blowout preventer hoist for offshore drilling platform, includes the hoist body with preventer (100) matched with, rings (101) are all installed to the top both sides of preventer (100), the hoist body includes two installation piece (1), characterized in that, the top of two installation piece (1) is equipped with same lifting plate (3), tie between the top of installation piece (1) and the bottom of lifting plate (3) and be fixed with stay cord (2), the right side of installation piece (1) is seted up the first through-hole (4) that the front side set up for the opening, rings (101) are located corresponding first through-hole (4), the top in close contact with of rings (101) has briquetting (5) that are located corresponding first through-hole (4), the bottom fixedly connected with dog (6) of briquetting (5), rings (6) are located the front side of corresponding rings (101), fixedly connected with fixture block (8) on the bottom inner wall of first through-hole (4), rings (101) activity clamp cover is on corresponding fixture block (8), the top of briquetting (5) is installed the screw thread actuating mechanism, the top of first through-hole (4) is equipped with the drive mechanism, the top of rectangular drive mechanism (10) that the top extends to the mounting groove (13), the right side of the rotary driving mechanism extends to the right side of the corresponding mounting block (1), a second through hole (12) is formed in the inner wall of the left side of the rectangular groove (10), a guide mechanism is fixedly connected between the inner wall of the top of the second through hole (12) and the inner wall of the bottom of the second through hole, and the guide mechanism is fixedly connected with the left side of the corresponding thread driving mechanism.

2. The oil blowout preventer hanger for the offshore drilling platform according to claim 1, wherein the thread driving mechanism comprises a rectangular rod (7) fixedly connected to the top of the pressing block (5), the rectangular rod (7) is slidably sleeved in the corresponding rectangular groove (10), a screw rod (11) is rotatably mounted on the inner wall of the top of the rectangular groove (10), the rectangular rod (7) is sleeved on the corresponding screw rod (11) in a threaded manner, and the top end of the screw rod (11) extends into the corresponding mounting groove (13).

3. The oil blowout preventer hanger for the offshore drilling platform according to claim 2, wherein the rotary driving mechanism comprises a first bevel gear (14), the bottom of the first bevel gear (14) is fixedly connected with the top end of the corresponding screw (11), a second bevel gear (15) is meshed with the right side of the first bevel gear (14), a rotating shaft (16) is fixedly connected to the right side of the second bevel gear (15), the rotating shaft (16) is rotatably installed in the corresponding installation groove (13), and the right end of the rotating shaft (16) extends to the right side of the corresponding installation block (1) and is fixedly connected with a knob.

4. The oil blowout preventer hanger for offshore drilling platforms according to claim 2, wherein the guide mechanism comprises a guide rod fixedly connected between the top inner wall and the bottom inner wall of the second through hole (12), a guide block (17) is slidably sleeved on the guide rod, and the right side of the guide block (17) is fixedly connected with the top of the left side of the corresponding rectangular rod (7).

5. The oil blowout preventer hanger for the offshore drilling platform according to claim 1, wherein a clamping groove (9) is formed in the inner wall of the top of the hanging ring (101), and the outer side of the clamping block (8) is movably clamped with the inner wall of the corresponding clamping groove (9).

6. Oil blowout preventer hanger according to claim 1, wherein the rear side of the stop block (6) is in movable contact with the front side of the corresponding lifting ring (101).

7. The oil blowout preventer hanger for the offshore drilling platform according to claim 1, wherein the bottom of the pressure block (5) is fixedly bonded with an anti-slip rubber sheet, and the bottom of the protective rubber sheet is in close contact with the top of the corresponding lifting ring (101).