CN210658296U

CN210658296U - Hydraulic pressure lift drilling platform column pipe joins externally device

Info

Publication number: CN210658296U
Application number: CN201920838979.8U
Authority: CN
Inventors: 杨鑫
Original assignee: Shanghai Qidexing Mechanical And Electrical Equipment Co Ltd
Current assignee: Shanghai Qidexing Mechanical And Electrical Equipment Co Ltd
Priority date: 2019-06-05
Filing date: 2019-06-05
Publication date: 2020-06-02
Anticipated expiration: 2029-06-05

Abstract

The utility model discloses a hydraulic pressure lift drilling platform post pipe externally-hung device, including external box, the welding has fixed pipe box on the external box, the slip has cup jointed movable pipe box on the fixed pipe box, there is the clearance between activity pipe box and the external box, the one end welding that external box was kept away from to movable pipe box has the connecting seat, the connecting seat adopts discoid design, sliding connection has the post pipe in the fixed pipe box, the post pipe runs through external box, external box keeps away from one side of activity pipe box and installs the main tank body, and has the clearance between external box and the main tank body, the one end that the post pipe runs through external box runs through the main tank body. The utility model discloses a use of external box for the pillar pipe must be installed and need not to install through built on stilts main tank body, through passing external box, and drives the movable pipe box on the external box through the cylinder and make the pillar pipe accomplish the lift, thereby improves the installation effectiveness of pillar pipe.

Description

Hydraulic pressure lift drilling platform column pipe joins externally device

Technical Field

The utility model relates to a drilling tool technical field especially relates to a hydraulic pressure lift drilling platform column pipe joins externally device.

Background

In a hydraulic lifting drilling platform adopted in domestic offshore engineering investigation, a column pipe for supporting the drilling platform to lift passes through a main box body of the drilling platform, a corresponding placing hole needs to be formed in the main box body, and tools such as a column pipe hoop and a hydraulic cylinder for controlling the column pipe to lift are installed;

and because the main box body is large in size and heavy in movement, the column tube needs to penetrate through the main box body when the drilling platform and the column tube are installed, and the installation difficulty of the drilling platform and the column tube is large.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the main box body in the prior art is moved comparatively heavily and is not convenient for install the column tube, and the external device of a hydraulic lifting drilling platform column tube that provides.

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

the utility model provides a hydraulic pressure lift drilling platform post pipe joins externally device, includes external box, the welding has fixed pipe box on the external box, the slip has cup jointed movable pipe box on the fixed pipe box, there is the clearance between movable pipe box and the external box, the one end welding that external box was kept away from to movable pipe box has the connecting seat, the connecting seat adopts discoid design, sliding connection has the post pipe in the fixed pipe box, the post pipe runs through external box, the external box is kept away from one side of movable pipe box and is installed the main tank, and has the clearance between external box and the main tank, the one end that the post pipe runs through external box runs through the main tank.

Preferably, semicircular grooves are symmetrically formed in the column tube, a placing groove is formed in the position, corresponding to the column tube, of the connecting seat, semicircular convex blocks are integrally formed in the position, corresponding to the semicircular grooves in the column tube, of the placing groove, and the semicircular grooves in the column tube are connected to the semicircular convex blocks in a sliding mode.

Preferably, a plurality of positioning holes are symmetrically formed in the position, perpendicular to the axis between the two semicircular grooves, of the column tube.

Preferably, a fixing block is welded on one side of the connecting seat corresponding to the positioning hole, a fixing bolt is connected to the fixing block in a threaded manner, and a rod body of the fixing bolt is connected into the positioning hole.

Preferably, two cylinders are symmetrically installed in the external hanging box body, and output ends of the two cylinders penetrate through the external hanging box body and are fixedly connected to one end, close to the movable pipe sleeve, of the movable pipe sleeve.

Preferably, two rectangular positioning blocks are symmetrically welded at one end, close to the main box body, of the externally-hung box body, rectangular positioning grooves are formed in the positions, corresponding to the two rectangular positioning blocks, of the main box body, and the rectangular positioning blocks are placed in the rectangular positioning grooves.

Compared with the prior art, the utility model has the following benefits:

1. the utility model discloses through the use of external box body, make the pillar pipe can install and need not to install through the overhead main tank body, through passing external box body, and drive the movable pipe box on the external box body through the cylinder and make the pillar pipe accomplish the lift, thereby improve the installation effectiveness of pillar pipe;

2. because the volume of the external box body is smaller than that of the main box body, the external box body is lighter and more convenient, the installation of the column tube is quicker, the available area of the drilling platform is larger, and the external box body is movably connected with the main box body, so that the external box body is more convenient to maintain.

Drawings

Fig. 1 is a structural diagram of an external hanging device of a column pipe of a hydraulic lifting drilling platform provided by the utility model;

FIG. 2 is an internal view of an external hanging device of a column pipe of a hydraulic lifting drilling platform according to the present invention;

fig. 3 is a top view of the connecting seat of the external hanging device of the column pipe of the hydraulic lifting drilling platform.

In the figure: the device comprises a main box body 1, an external hanging box body 2, a movable pipe sleeve 3, a fixed pipe sleeve 4, a connecting seat 5, a fixing bolt 6, a column pipe 7, a fixing block 8, an air cylinder 9, a rectangular positioning block 10 and a rectangular positioning groove 11.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a hydraulic lifting drilling platform column pipe external hanging device comprises an external hanging box body 2, a fixed pipe sleeve 4 is welded on the external hanging box body 2, a movable pipe sleeve 3 is sleeved on the fixed pipe sleeve 4 in a sliding mode, a gap exists between the movable pipe sleeve 3 and the external hanging box body 2, a connecting seat 5 is welded at one end, far away from the external hanging box body 2, of the movable pipe sleeve 3, the connecting seat 5 is in a disc-shaped design, a column pipe 7 is connected in the fixed pipe sleeve 4 in a sliding mode, the column pipe 7 penetrates through the external hanging box body 2, a main box body 1 is installed at one side, far away from the movable pipe sleeve 3, of the external hanging box body 2, a gap exists between the external hanging box body 2 and the main box body 1, one end, penetrating through the external hanging box body 2, of.

Semicircular grooves are symmetrically formed in the column tube 7, the connecting seat 5 is provided with a placing groove corresponding to the position of the column tube 7, a semicircular lug is integrally formed in the placing groove corresponding to the position of the semicircular groove in the column tube 7, the semicircular groove in the column tube 7 is connected to the semicircular lug in a sliding mode, and the column tube 7 is made to be more stable when moving through the semicircular groove in the column tube 7 matched with the semicircular lug in the connecting seat 5.

A plurality of positioning holes are symmetrically formed in the position, perpendicular to the axis between the two semicircular grooves, of the column tube 7. All welded the fixed block 8 in one side that corresponds the locating hole on the connecting seat 5, threaded connection has fixing bolt 6 on the fixed block 8, and fixing bolt 6's body of rod is connected in the locating hole, keeps fixed between fixed block 8 and column pipe 7 through fixing bolt 6.

Two cylinders 9 are symmetrically installed in the external hanging box body 2, the cylinders 9 are connected with a hydraulic system of the drilling platform, the output ends of the two cylinders 9 penetrate through the external hanging box body 2 and are fixedly connected to one end, close to the movable pipe sleeve 3, of the movable pipe sleeve 3, the movable pipe sleeve 3 is driven to move through the cylinders 9, the connecting seat 5 is driven to move, the connecting seat 5 and the column pipe 7 are kept fixed, and the column pipe 7 is driven to lift.

Two rectangular positioning blocks 10 are symmetrically welded at one end, close to the main box body 1, of the externally-hung box body 2, rectangular positioning grooves 11 are formed in the positions, corresponding to the two rectangular positioning blocks 10, of the main box body 1, the rectangular positioning blocks 10 are placed in the rectangular positioning grooves 11, the rectangular positioning blocks 10 of the externally-hung box body 2 are placed in the rectangular positioning grooves 11, so that the openings, corresponding to the column tubes 7, of the externally-hung box body 2 and the main box body 1 can correspond to each other, and the movement is more stable.

The utility model discloses during the use, hoist external box 2 through the loop wheel machine, and place on the main tank body 1, and place the rectangle locating piece 10 of external box 2 in rectangle constant head tank 11, make external box 2 and the main tank body 1 correspond the opening of post pipe 7 and can correspond, then hoist post pipe 7 through the loop wheel machine, pass fixed pipe box 4 on the external box 2, make post pipe 7 pass external box 2 and main tank body 1, semicircular groove on the semicircular lug cooperation post pipe 7 on through connecting seat 5, it is more stable when making post pipe 7 remove, install fixing bolt 6 on fixed block 8 and enter into the locating hole that corresponds on the post pipe 7 simultaneously, make post pipe 7 cooperation connecting seat 5 fix, post pipe 7 accessible cylinder 9 drives movable pipe box 3 and connecting seat 5 and removes this moment, accomplish the installation of post pipe 7.

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. A column pipe external hanging device of a hydraulic lifting drilling platform comprises an external hanging box body (2), it is characterized in that a fixed pipe sleeve (4) is welded on the external hanging box body (2), the fixed pipe sleeve (4) is sleeved with a movable pipe sleeve (3) in a sliding way, a gap is formed between the movable pipe sleeve (3) and the external hanging box body (2), one end of the movable pipe sleeve (3) far away from the external hanging box body (2) is welded with a connecting seat (5), the connecting seat (5) adopts a disc-shaped design, the fixed pipe sleeve (4) is connected with a column pipe (7) in a sliding way, the column tube (7) penetrates through the external hanging box body (2), one side of the external hanging box body (2) far away from the movable pipe sleeve (3) is provided with a main box body (1), and a gap is reserved between the external hanging box body (2) and the main box body (1), and one end of the column tube (7) penetrating through the external hanging box body (2) penetrates through the main box body (1).

2. The externally hanging device for the column pipe of the hydraulic lifting drilling platform is characterized in that semicircular grooves are symmetrically formed in the column pipe (7), a placing groove is formed in the position, corresponding to the column pipe (7), of the connecting seat (5), semicircular convex blocks are integrally formed in the position, corresponding to the semicircular grooves in the column pipe (7), of the placing groove, and the semicircular grooves in the column pipe (7) are connected to the semicircular convex blocks in a sliding mode.

3. The externally hanging device for the column pipe of the hydraulic lifting drilling platform is characterized in that a plurality of positioning holes are symmetrically formed in the position, perpendicular to the axis between the two semicircular grooves, of the column pipe (7).

4. The hydraulic lifting drilling platform column pipe externally hanging device is characterized in that a fixing block (8) is welded on one side, corresponding to a positioning hole, of the connecting seat (5), a fixing bolt (6) is connected to the fixing block (8) in a threaded mode, and a rod body of the fixing bolt (6) is connected into the positioning hole.

5. The hydraulic lifting drilling platform column pipe externally-hanging device is characterized in that two air cylinders (9) are symmetrically installed in the externally-hanging box body (2), and output ends of the two air cylinders (9) penetrate through the externally-hanging box body (2) and are fixedly connected to one end, close to the movable pipe sleeve (3).

6. The hydraulic lifting drilling platform column pipe externally-hanging device according to claim 1, characterized in that two rectangular positioning blocks (10) are symmetrically welded at one end of the externally-hanging box body (2) close to the main box body (1), rectangular positioning grooves (11) are formed in the positions, corresponding to the two rectangular positioning blocks (10), on the main box body (1), and the rectangular positioning blocks (10) are placed in the rectangular positioning grooves (11).