CN214330558U - Marine drilling riser guider - Google Patents

Abstract

The utility model discloses a marine drilling riser guider, comprising a base plate, many support columns of upper end fixedly connected with of bottom plate, be connected with firm mechanism, many on the lateral wall of bottom plate the same guide holder of upper end fixedly connected with of support column, the upper end of guide holder is equipped with the guiding hole, be equipped with a plurality of fixed establishment on the lateral wall of guide holder, a plurality of stop gear of upper end fixedly connected with of guide holder, it is a plurality of all be connected with guiding mechanism on the stop gear. The utility model discloses well extension plate can increase the area of contact of bottom plate and ground to just can increase the stability of bottom plate, further increase the overall stability of device, the device can make the marine riser obtain fixing simultaneously, thereby makes things convenient for other marine risers of staff's installation, further work that has made things convenient for the staff, indirect work efficiency that has improved the staff.

Description

Marine drilling riser guider

Technical Field

The utility model relates to a riser guider technical field especially relates to an ocean drilling riser guider.

Background

The marine riser is one of the components of the underwater apparatus, the steel pipe connecting the subsea blowout preventer stack and the floating offshore drilling rig is mainly used for isolating seawater, leading in a drilling tool and a casing pipe, and forming a channel for mud circulation, the specification of the marine riser is adapted to the selected blowout preventer stack, the total length is determined according to the depth of a working water, and if the marine riser is provided with two well killing or blowout release pipelines with the same length and capable of bearing high pressure, the marine riser is called a combined type marine riser.

Through the retrieval, chinese patent No. CN211974920U discloses a marine drilling riser guider, including four director assemblies, every director assembly includes the arc, the arc is quarter cylinder steel pipe, the steel pipe uses the axis symmetry cutting to be four, the both ends outside of arc all is equipped with the connecting plate, the outside of arc is connected with two evenly distributed's deflector one end, the other end of deflector all is connected with the bottom plate, the second bolt is connected the connecting plate in proper order, four director assemblies unite. The device has the beneficial effects that: the structure is simple and compact, the weight is light, the installation is convenient, the integral rigidity is good, and the installation guiding function of the drilling riser can be effectively improved; the device adopts a symmetrical frame structure, has simple processing and manufacturing process and low production cost, and can be widely applied to ocean engineering.

The prior device has the following problems when in use: the existing device only depends on the first bolt fixing device, so that the stability of the device is poor, and meanwhile, the device is inconvenient for workers to fix the marine riser, the difficulty of the workers is further increased, and the work efficiency of the workers is indirectly reduced.

We have therefore proposed a marine drilling riser guide to address the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a marine drilling riser guiding device.

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

a marine drilling riser guide device comprises a bottom plate, wherein the upper end of the bottom plate is fixedly connected with a plurality of support columns, the side wall of the bottom plate is connected with a stabilizing mechanism, the upper ends of the support columns are fixedly connected with the same guide seat, the upper end of the guide seat is provided with a guide hole, the side wall of the guide seat is provided with a plurality of fixing mechanisms, the upper end of the guide seat is fixedly connected with a plurality of limiting mechanisms, and the plurality of limiting mechanisms are all connected with guide mechanisms;

the stabilizing mechanism comprises a plurality of extension plates fixedly connected to the side wall of the bottom plate, the upper ends of the extension plates are in threaded connection with first fixing bolts, a plurality of four-angle plates are fixedly connected to the side wall of the bottom plate, and the upper ends of the four-angle plates are in threaded connection with second fixing bolts;

the fixing mechanism comprises an electric push rod which penetrates through the side wall of the guide seat, one end of the electric push rod is fixedly connected with a clamping ring, and an anti-skid pad is fixedly connected to the side wall of the clamping ring;

the limiting mechanism comprises a vertical column fixedly connected to the upper end of the guide seat, the upper end of the vertical column is fixedly connected with a limiting plate, and the side wall of the limiting plate is provided with a guide column in a penetrating manner;

the guiding mechanism comprises two limiting columns fixedly connected to the side walls of the guiding columns, one ends of the limiting columns are connected with the same roller, a threaded cylinder is fixedly connected to the side wall of the limiting plate, and a sleeve is connected to the threaded cylinder in a threaded mode.

Preferably, the four corner plates are respectively arranged at four corners of the bottom plate, the extension plates are respectively arranged at four sides of the bottom plate, and the extension plates are made of alloy materials.

Preferably, it is a plurality of the shape of snap ring is the arc, and the quantity of a plurality of snap rings is four, the material of slipmat is the plastic material, and is a plurality of the snap ring is in the guiding hole.

Preferably, the two limiting columns are bent, the roller is located between the two limiting columns, and the roller is rotatably connected with one ends of the two limiting columns.

Preferably, both ends of the threaded cylinder are open, and one end of the guide post passes through the threaded cylinder and extends into the sleeve.

Preferably, the side wall of the thread cylinder is provided with an external thread, the inner side wall of the sleeve is provided with an internal thread, and the external thread on the thread cylinder is in threaded connection with the internal thread on the sleeve.

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

in this device, through extension plate, first fixing bolt, four scute and second fixing bolt's use, the staff can directly be through first fixing bolt and second fixing bolt, just so can make the device obtain fixedly, and the extension plate can increase the area of contact of bottom plate and ground simultaneously to just can increase the stability of bottom plate, further increase the overall stability of device.

Through electric putter, the snap ring, the slipmat, the limiting plate, the guide post, spacing post, the gyro wheel, screw thread section of thick bamboo and telescopic use, the staff can use extra equipment to insert the riser in the bottom plate, the staff can be according to actual conditions simultaneously, thereby rotatory sleeve, further just can make the gyro wheel laminating at the riser, just so can make the riser obtain the direction, the staff can start electric putter through the controller simultaneously, just so can make the riser obtain fixedly, thereby make things convenient for the staff to install other risers, further work that has made things convenient for the staff, indirect work efficiency that has improved the staff.

Drawings

Fig. 1 is a schematic structural view of a marine drilling riser guiding device according to the present invention;

fig. 2 is a schematic side view of a marine drilling riser guiding device according to the present invention;

fig. 3 is a schematic top view of the marine drilling riser guiding device according to the present invention;

fig. 4 is the utility model provides an ocean drilling riser guider's oblique view schematic diagram.

In the figure: the device comprises a base plate 1, a support column 2, a guide seat 3, a guide hole 4, an extension plate 5, a first fixing bolt 6, a four-angle plate 7, a second fixing bolt 8, an electric push rod 9, a snap ring 10, an anti-slip mat 11, a vertical column 12, a limiting plate 13, a guide column 14, a limiting column 15, a roller 16, a threaded barrel 17 and a sleeve 18.

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. 1-4, an offshore drilling riser guiding device comprises a bottom plate 1, wherein a through hole is formed in the upper end of the bottom plate 1, the size of the through hole is consistent with that of the guide hole 4, the through hole is located right below the guide hole 4, and a plurality of supporting columns 2 are fixedly connected to the upper end of the bottom plate 1.

Be connected with firm mechanism on bottom plate 1's the lateral wall, firm mechanism includes polylith extension plate 5 of fixed connection on 1 lateral wall of bottom plate, the equal threaded connection in upper end of polylith extension plate 5 has first fixing bolt 6, fixedly connected with polylith four corner board 7 on 1's the lateral wall of bottom plate, the equal threaded connection in upper end of polylith four corner board 7 has second fixing bolt 8, polylith four corner board 7 is in bottom plate 1's four corners department respectively, polylith extension plate 5 is in bottom plate 1's four sides department respectively, and the material of extension plate 5 is the alloy material.

The same guide holder 3 of the upper end fixedly connected with of many support columns 2, the upper end of guide holder 3 is equipped with guiding hole 4, be equipped with a plurality of fixed establishment on the lateral wall of guide holder 3, fixed establishment is including running through electric putter 9 that sets up on the 3 lateral walls of guide holder, wherein electric putter 9 is prior art, not too much statement here, electric putter 9's one end fixedly connected with snap ring 10, fixedly connected with slipmat 11 on the lateral wall of snap ring 10, the shape of a plurality of snap rings 10 is the arc, and the quantity of a plurality of snap rings 10 is four, the material of slipmat 11 is the plastic material, a plurality of snap rings 10 are located guiding hole 4.

A plurality of stop gear of upper end fixedly connected with of guide holder 3, stop gear include fixed connection in the upstand 12 of guide holder 3 upper end, and the upper end fixedly connected with limiting plate 13 of upstand 12 runs through on the lateral wall of limiting plate 13 and is equipped with guide post 14.

All be connected with guiding mechanism on a plurality of stop gear, guiding mechanism includes two spacing posts 15 of fixed connection on the 14 lateral walls of guide post, the one end of two spacing posts 15 is connected with same gyro wheel 16, the shape of two spacing posts 15 is for bending the form, and gyro wheel 16 is in between two spacing posts 15, gyro wheel 16 rotates with the one end of two spacing posts 15 and is connected, fixedly connected with screw thread section of thick bamboo 17 on the lateral wall of limiting plate 13, threaded connection has sleeve 18 on the screw thread section of thick bamboo 17, the both ends of screw thread section of thick bamboo 17 are the opening form, and the one end of guide post 14 is passed screw thread section of thick bamboo 17 and is extended to in the sleeve 18, be equipped with the external screw thread on the lateral wall of screw thread section of thick bamboo 17, and be equipped with the internal thread on the inside wall of sleeve 18, the external screw thread on the screw thread section of thick bamboo 17 and the internal thread threaded connection on the sleeve 18.

In the utility model, when the worker needs to use the device, the worker can rotate the first fixing bolt 6 and the second fixing bolt 8, so that the extension plate 5 and the four-angle plate 7 can be fixed, so that the device can be fixed, then the worker can use an extra tool to insert the water-stop pipe into the guide seat 3, then the worker can rotate the sleeve 18, under the limit of the thread cylinder 17, the sleeve 18 can be moved to one side, so that the guide post 14 can be moved to one side, so that the roller 16 can be contacted with the water-stop pipe, so that the water-stop pipe can be limited and guided, then the worker can start the electric push rod 9 through the controller, when the electric push rod 9 works, the snap ring 10 and the anti-skid pad 11 can be contacted with the water-stop pipe, so that the water-stop pipe can be fixed, further, the work of workers can be facilitated, and the work efficiency of the workers is indirectly improved.

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 (6)

1. The marine drilling riser guiding device comprises a bottom plate (1), and is characterized in that the upper end of the bottom plate (1) is fixedly connected with a plurality of supporting columns (2), the side wall of the bottom plate (1) is connected with a stabilizing mechanism, the upper ends of the supporting columns (2) are fixedly connected with the same guiding seat (3), the upper end of the guiding seat (3) is provided with a guiding hole (4), the side wall of the guiding seat (3) is provided with a plurality of fixing mechanisms, the upper end of the guiding seat (3) is fixedly connected with a plurality of limiting mechanisms, and the plurality of limiting mechanisms are all connected with a guiding mechanism;

the stabilizing mechanism comprises a plurality of extension plates (5) fixedly connected to the side wall of the bottom plate (1), the upper ends of the extension plates (5) are in threaded connection with first fixing bolts (6), a plurality of four-corner plates (7) are fixedly connected to the side wall of the bottom plate (1), and the upper ends of the four-corner plates (7) are in threaded connection with second fixing bolts (8);

the fixing mechanism comprises an electric push rod (9) which penetrates through the side wall of the guide seat (3), one end of the electric push rod (9) is fixedly connected with a clamping ring (10), and the side wall of the clamping ring (10) is fixedly connected with an anti-skid pad (11);

the limiting mechanism comprises a vertical column (12) fixedly connected to the upper end of the guide seat (3), the upper end of the vertical column (12) is fixedly connected with a limiting plate (13), and a guide column (14) penetrates through the side wall of the limiting plate (13);

guiding mechanism includes two spacing posts (15) of fixed connection on guide post (14) lateral wall, two the one end of spacing post (15) is connected with same gyro wheel (16), fixedly connected with screw thread section of thick bamboo (17) on the lateral wall of limiting plate (13), threaded connection has sleeve (18) on screw thread section of thick bamboo (17).

2. The marine drilling riser guiding device as claimed in claim 1, wherein the four corner plates (7) are located at four corners of the bottom plate (1), the extension plates (5) are located at four sides of the bottom plate (1), and the extension plates (5) are made of alloy.

3. The marine drilling riser guiding device according to claim 1, wherein the plurality of snap rings (10) are arc-shaped, the number of the snap rings (10) is four, the non-slip mat (11) is made of plastic, and the plurality of snap rings (10) are located in the guiding hole (4).

4. Marine drilling riser guide according to claim 1, wherein the two stop posts (15) are bent and the roller (16) is located between the two stop posts (15), the roller (16) being rotatably connected to one end of the two stop posts (15).

5. A marine drilling riser guide according to claim 1, characterised in that the threaded cylinder (17) is open at both ends and that one end of the guide post (14) passes through the threaded cylinder (17) and extends into the sleeve (18).

6. Marine drilling riser guide according to claim 1, wherein the threaded cylinder (17) is provided with an external thread on its side wall and the sleeve (18) is provided with an internal thread on its inside wall, the external thread on the threaded cylinder (17) being in threaded connection with the internal thread on the sleeve (18).

Images