CN218759805U

CN218759805U - Guiding device for drilling blowout preventer

Info

Publication number: CN218759805U
Application number: CN202223422571.3U
Authority: CN
Inventors: 任健偲; 李猛
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-03-28
Anticipated expiration: 2032-12-21

Abstract

The utility model belongs to the technical field of drilling, in particular to a guiding device for a drilling blowout preventer, which comprises a machine body and an alignment device, wherein the upper end and the lower end of the machine body are both communicated with a connecting part; the surface of the machine body is provided with two alignment devices which are symmetrically distributed relative to the central axis of the machine body, each alignment device comprises a supporting block, the side wall of each supporting block is fixedly connected with the side wall of the machine body, a fixing plate is sleeved on the surface of each supporting block, an auxiliary device is arranged on the surface of each guide plate, each auxiliary device comprises a supporting plate, each supporting plate is positioned on the side wall of each guide plate, and the inner walls of the supporting plates and the guide plates are in threaded connection with fixing pins; can lead the organism through setting up the baffle, reduce the operation of aiming at, the guide pulley can reduce the baffle simultaneously and between the drilling equipment frictional force when removing, and the setting of threaded rod can adjust the baffle position to reach the effect of the different drilling equipment sizes of adaptation, the setting in limiting plate and scale groove can have a clear perception to the baffle position.

Description

Guiding device for drilling blowout preventer

Technical Field

The utility model relates to a well drilling technical field specifically is a guider for well drilling blowout preventer.

Background

The task of drilling a borehole from the surface using mechanical equipment or manual labor is known as drilling. Generally refers to the engineering of drilling boreholes and large diameter water-supply wells for the exploration or exploitation of liquid and gaseous minerals such as oil, gas, and the like. The application of well drilling in national economic construction is very wide, and main equipment comprises a derrick, an operation platform, a diesel engine, a drilling rig, a drilling tool, a slurry pump, a generator, test equipment, a fuel oil tank, a boiler and the like.

A chinese patent of chinese patent application CN206553054U discloses a lifting device for an oil blowout preventer stack of an offshore drilling platform, and the technical scheme main points are: through setting up the quantity of the oil blowout preventer that whole device can hoist as required, take the quantity with its assorted left opening rings, right opening rings, then fix on left support arm and right support arm, pass the hoist and mount ring with the hoist and mount chain and hoist.

In view of the above and related prior art, the inventors believe that the following drawbacks tend to exist: when the blowout preventer is used, the blowout preventer needs to be hoisted and then installed together with drilling equipment, and during installation, due to the fact that few guide structures are arranged, alignment operation needs to be carried out manually, whether alignment is carried out or not needs to be known after a machine body connecting part is contacted with other equipment, the blowout preventer needs to be hoisted again for alignment when the alignment is not carried out, and the problem of waste of installation time possibly occurs during actual operation; therefore, a guide device for a drilling blowout preventer is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate prior art's not enough, solved when using the preventer, need hoist the preventer and install together with drilling equipment again, because there is few guide structure when the installation, in the installation, need the manual work to aim at the operation, and confirm whether to aim at and need can know after body coupling portion and other equipment contact when not, need hoist again when not aiming at and aim at, the extravagant problem of installation time probably can appear when actual operation, the utility model provides a guiding device for drilling preventer.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a guiding device for a drilling blowout preventer, which comprises a machine body and an alignment device, wherein the upper end and the lower end of the machine body are both communicated with a connecting part; the surface of organism is equipped with two aligning device, and two aligning device for the axis symmetric distribution of organism, aligning device includes the supporting shoe, the lateral wall and the organism lateral wall fixed connection of supporting shoe, the surface cover of supporting shoe has the fixed plate, the one end fixedly connected with threaded rod of organism is kept away from to the fixed plate, the surperficial threaded connection of threaded rod has the baffle, and the baffle removes suitable position back, drags the organism and aims at the mounted position of other equipment through the baffle, then promotes the organism and lets the organism drive the baffle remove, and the baffle can lead the organism to a certain extent.

Preferably, the side wall of the fixing plate is fixedly connected with a fixing block, the fixing block is located on the side wall of the supporting block, the inner walls of the fixing block and the supporting block are in threaded connection with a positioning pin, the positioning pin is rotated to the inner walls of the fixing block and the supporting block after the fixing block is attached to the supporting block, and the position of the fixing block and the position of the fixing plate can be limited by the positioning pin.

Preferably, the groove of accomodating has been seted up on the surface of baffle, the inslot wall of accomodating of baffle rotates and is connected with a plurality of guide pulleys, can drive the guide pulley and remove when the baffle slides, and the guide pulley can contact drilling equipment when the baffle removes, and the guide pulley removes at the drilling equipment surface, and the guide pulley can reduce the frictional force when the baffle removes to a certain extent.

Preferably, the fixed plate lateral wall is close to the fixedly connected with limiting plate of threaded rod, a plurality of scale grooves have been seted up to the bottom of limiting plate, the surface and the baffle inner wall sliding connection of limiting plate can slide at the limiting plate surface when the baffle slides, and the baffle also can remove at scale groove surface simultaneously, and limiting plate and scale groove can be in certain degree upper limit guidance plate position, can increase the selection precision that the baffle moved the position simultaneously through the scale groove.

Preferably, the surface of baffle is equipped with auxiliary device, auxiliary device includes the backup pad, the backup pad is located the lateral wall of baffle, the inner wall threaded connection of backup pad and baffle has the fixed pin, the equal fixedly connected with cushion in both sides of backup pad can drive backup pad and cushion and remove when the baffle removes, stops to remove the organism behind backup pad and cushion laminating ground, can support the organism through setting up backup pad and cushion.

Preferably, the position fixedly connected with stopper that the baffle lateral wall is close to the backup pad, the spacing groove has been seted up to the position that the backup pad surface is close to the stopper, the spacing inslot wall of establishing the backup pad is inserted to the stopper, and when the backup pad removed, the inner wall can be accomodate the stopper to the spacing groove of backup pad, and the stopper can restrict the backup pad at the angle on baffle surface.

The utility model discloses an useful part lies in:

1. the utility model discloses when needs installation organism, overlap the fixed plate on the supporting shoe surface, can drive the fixed block when the fixed plate removes and slide, fixed block laminating supporting shoe, then rotate fixed block and supporting shoe inner wall with the locating pin, then the rotation threaded rod lets the threaded rod rotate on the fixed plate surface, the threaded rod can drive the baffle and slide, the baffle can drive the guide pulley when sliding, observe the position of baffle on scale groove surface when the baffle removes, stop rotating the threaded rod after removing suitable position, then hoist the organism, with the baffle to drilling equipment, when the organism whereabouts, the organism can drive the baffle and slide, the baffle can lead the accurate position with the organism, in the baffle slip in-process guide pulley can laminate with drilling equipment, the guide pulley rolls on drilling equipment surface, the guide pulley rotates at the baffle inner wall simultaneously, can lead the organism through setting up the baffle, reduce the operation of aiming at, can reduce the baffle when removing and between the drilling equipment frictional force simultaneously, and the setting up of threaded rod can adjust the baffle position, thereby reach the effect of the different drilling equipment size of adaptation, the limiting plate and the setting up of scale groove can have a clear perception to the baffle position.

2. The utility model discloses when the baffle can't contact ground, with backup pad laminating baffle, then rotate backup pad and baffle inner wall to the fixed pin, when the backup pad removes, the spacing inslot wall of backup pad can be inserted to the stopper, after the backup pad is fixed to finish, install the organism, it slides to drive baffle and backup pad when the organism removes, the backup pad can drive the cushion and remove, backup pad and cushion can push up on ground, can support the organism through setting up the backup pad, reduce the possibility of organism disorder in the installation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic perspective view of a machine body according to a first embodiment;

FIG. 2 is a schematic diagram of a structure shown in FIG. 1 according to a first embodiment;

FIG. 3 is a schematic side view of a housing according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of a structure at B in FIG. 3 according to a first embodiment;

fig. 5 is a schematic perspective view of a sealing sleeve according to a second embodiment.

In the figure: 1. a body; 2. a connecting portion; 3. an alignment device; 31. a support block; 32. a fixing plate; 33. a threaded rod; 34. a guide plate; 35. a fixed block; 36. positioning pins; 37. a guide wheel; 38. a limiting plate; 39. a scale groove; 4. an auxiliary device; 41. a support plate; 42. a fixing pin; 43. cushion blocks; 44. a limiting block; 45. a limiting groove; 5. and (5) sealing the sleeve.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1-4, a guiding device for a drilling blowout preventer comprises a machine body 1 and an alignment device 3, wherein the upper end and the lower end of the machine body 1 are both communicated with a connecting part 2; the surface of the machine body 1 is provided with two alignment devices 3, the two alignment devices 3 are symmetrically distributed relative to the central axis of the machine body 1, each alignment device 3 comprises a supporting block 31, the side wall of each supporting block 31 is fixedly connected with the side wall of the machine body 1, a fixing plate 32 is sleeved on the surface of each supporting block 31, one end, far away from the machine body 1, of each fixing plate 32 is fixedly connected with a threaded rod 33, and the surface of each threaded rod 33 is in threaded connection with a guide plate 34; the during operation, when needs installation organism 1, overlap fixed plate 32 on supporting shoe 31 surface, then change threaded rod 33 and let threaded rod 33 rotate at fixed plate 32 lateral wall, threaded rod 33 can drive baffle 34 when rotating and remove, and baffle 34 removes behind the suitable position, drags organism 1 and aims at the mounted position of other equipment through baffle 34, then promotes organism 1 and lets organism 1 drive baffle 34 remove, and baffle 34 can lead to organism 1 to a certain extent.

The side wall of the fixing plate 32 is fixedly connected with a fixing block 35, the fixing block 35 is positioned on the side wall of the supporting block 31, and the fixing block 35 and the inner wall of the supporting block 31 are in threaded connection with a positioning pin 36; during operation, the fixing block 35 is driven to slide when the fixing plate 32 slides, and after the fixing block 35 is attached to the supporting block 31, the positioning pin 36 is rotated to the inner walls of the fixing block 35 and the supporting block 31, and the positioning pin 36 can limit the positions of the fixing block 35 and the fixing plate 32.

A containing groove is formed in the surface of the guide plate 34, and a plurality of guide wheels 37 are rotatably connected to the inner wall of the containing groove of the guide plate 34; in operation, when the guide plate 34 slides, the guide wheel 37 is driven to move, when the guide plate 34 moves, the guide wheel 37 contacts the drilling equipment, the guide wheel 37 moves on the surface of the drilling equipment, and the guide wheel 37 can reduce friction force when the guide plate 34 moves to a certain extent.

A position, close to the threaded rod 33, of the side wall of the fixed plate 32 is fixedly connected with a limit plate 38, the bottom end of the limit plate 38 is provided with a plurality of scale grooves 39, and the outer surface of the limit plate 38 is in sliding connection with the inner wall of the guide plate 34; in operation, when the guide plate 34 slides, the guide plate 34 slides on the surface of the limit plate 38, and simultaneously the guide plate 34 also moves on the surface of the scale groove 39, the position of the guide plate 34 can be limited to a certain extent by the limit plate 38 and the scale groove 39, and meanwhile, the selection precision of the moving position of the guide plate 34 can be increased through the scale groove 39.

The surface of the guide plate 34 is provided with an auxiliary device 4, the auxiliary device 4 comprises a support plate 41, the support plate 41 is positioned on the side wall of the guide plate 34, the inner walls of the support plate 41 and the guide plate 34 are in threaded connection with a fixing pin 42, and two sides of the support plate 41 are fixedly connected with cushion blocks 43; in operation, when the guide plate 34 moves, the support plate 41 and the cushion block 43 are driven to move, the machine body 1 stops moving after the support plate 41 and the cushion block 43 are attached to the ground, and the machine body 1 can be supported by the support plate 41 and the cushion block 43.

A limiting block 44 is fixedly connected to a position, close to the supporting plate 41, of the side wall of the guide plate 34, a limiting groove 45 is formed in the surface of the supporting plate 41, close to the limiting block 44, and the limiting block 44 is inserted into the inner wall of the limiting groove 45 of the supporting plate 41; in operation, when the support plate 41 moves, the limiting groove 45 of the support plate 41 receives the limiting block 44 into the inner wall, and the limiting block 44 can limit the angle of the support plate 41 on the surface of the guide plate 34.

Example two

Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, a sealing sleeve 5 is sleeved on a surface of the connecting portion 2, and the sealing sleeve 5 is a rubber sleeve; during operation, when using connecting portion 2, with seal cover 5 cover on connecting portion 2 surface, then be in the same place organism 1 and drilling equipment are fixed, when fixed with seal cover 5 cover on the drilling equipment surface simultaneously, seal cover 5 can increase the leakproofness between connecting portion 2 and the drilling equipment to a certain extent.

The working principle is that when the machine body 1 needs to be installed, the fixing plate 32 is sleeved on the surface of the supporting block 31, the fixing plate 32 is driven to slide when moving, the fixing block 35 is attached to the supporting block 31, the positioning pin 36 is rotated to the inner walls of the fixing block 35 and the supporting block 31, the threaded rod 33 is rotated to enable the threaded rod 33 to rotate on the surface of the fixing plate 32, the threaded rod 33 drives the guide plate 34 to slide, the guide plate 34 is driven to move on the surface of the limiting plate 38, the guide wheel 37 is driven to move when the guide plate 34 slides, the position of the guide plate 34 on the surface of the scale groove 39 is observed when the guide plate 34 moves, the threaded rod 33 stops rotating after moving to a proper position, then the machine body 1 is lifted, the guide plate 34 is aligned with drilling equipment, when the machine body 1 falls down, the machine body 1 drives the guide plate 34 to slide, the guide plate 34 guides the machine body 1 to a proper position, and the guide wheel 37 is attached to the drilling equipment in the sliding process of the guide plate 34, the guide wheel 37 rolls on the surface of the drilling equipment, meanwhile, the guide wheel 37 rotates on the inner wall of the guide plate 34, the machine body 1 can be guided by arranging the guide plate 34, the alignment operation is reduced, meanwhile, the guide wheel 37 can reduce the friction force between the guide plate 34 and the drilling equipment when the guide plate 34 moves, the position of the guide plate 34 can be adjusted by arranging the threaded rod 33, so that the effect of adapting to different sizes of the drilling equipment is achieved, the position of the guide plate 34 can be clearly sensed by arranging the limit plate 38 and the scale groove 39, when the guide plate 34 cannot contact the ground, the support plate 41 is attached to the guide plate 34, then the fixing pin 42 is rotated to the inner walls of the support plate 41 and the guide plate 34, when the support plate 41 moves, the limit block 44 can be inserted into the inner wall of the limit groove 45 of the support plate 41, after the support plate 41 is fixed, the machine body 1 is installed, and when the machine body 1 moves, the guide plate 34 and the support plate 41 slide, the supporting plate 41 can drive the cushion block 43 to move, the supporting plate 41 and the cushion block 43 can be propped against the ground, the machine body 1 can be supported by the supporting plate 41, and the possibility of the machine body 1 in the installation process is reduced.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. A guiding device for a drilling blowout preventer comprises a machine body (1) and an aligning device (3), wherein the upper end and the lower end of the machine body (1) are both communicated with a connecting part (2); the method is characterized in that: the surface of the machine body (1) is provided with two aligning devices (3), the two aligning devices (3) are symmetrically distributed relative to the central axis of the machine body (1), each aligning device (3) comprises a supporting block (31), the side wall of each supporting block (31) is fixedly connected with the side wall of the machine body (1), a fixing plate (32) is sleeved on the surface of each supporting block (31), one end, far away from the machine body (1), of each fixing plate (32) is fixedly connected with a threaded rod (33), and the surface of each threaded rod (33) is in threaded connection with a guide plate (34).

2. The steering assembly of claim 1, wherein: the side wall fixedly connected with fixed block (35) of fixed plate (32), fixed block (35) are located the lateral wall of supporting shoe (31), the inner wall threaded connection of fixed block (35) and supporting shoe (31) has locating pin (36).

3. The steering assembly of claim 1, wherein: the surface of the guide plate (34) is provided with a containing groove, and the inner wall of the containing groove of the guide plate (34) is rotatably connected with a plurality of guide wheels (37).

4. The steering assembly of claim 1, wherein: the position fixedly connected with limiting plate (38) that fixed plate (32) lateral wall is close to threaded rod (33), a plurality of scale grooves (39) have been seted up to the bottom of limiting plate (38), the surface and the baffle (34) inner wall sliding connection of limiting plate (38).

5. The steering assembly of claim 1, wherein: the surface of baffle (34) is equipped with auxiliary device (4), auxiliary device (4) are including backup pad (41), backup pad (41) are located the lateral wall of baffle (34), the inner wall threaded connection of backup pad (41) and baffle (34) has fixed pin (42), the equal fixedly connected with cushion (43) in both sides of backup pad (41).

6. The steering assembly of claim 5, wherein: the position that baffle (34) lateral wall is close to backup pad (41) fixedly connected with stopper (44), spacing groove (45) have been seted up to the position that backup pad (41) surface is close to stopper (44), stopper (44) are inserted and are established spacing groove (45) inner wall of backup pad (41).