CN212201920U

CN212201920U - Derrick for petroleum drilling

Info

Publication number: CN212201920U
Application number: CN202020826717.2U
Authority: CN
Inventors: 陈嘉骏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2020-12-22
Anticipated expiration: 2030-05-18

Abstract

The utility model discloses a derrick for oil drilling, including the derrick body, the derrick body includes first time shaped plate and the second time shaped plate that is located first time shaped plate top, the top both sides of first time shaped plate respectively with the second time shaped plate between the bottom both sides fixed mounting have the cat ladder of same slope setting, two cat ladder symmetries set up, top one side fixed mounting of second time shaped plate has first U-shaped plate, rotates on the rear side inner wall of first U-shaped plate to install the spool, rotates the cover on the spool and is equipped with the circular slab, fixed mounting has four horizontal poles between the rear side of circular slab and the rear side inner wall of first U-shaped plate, and the spool is located between four horizontal poles. The utility model discloses simple structure, convenient operation is convenient for according to actually removing the toolbox to the second and returning the top of shaped plate and carrying fixedly to the staff of being convenient for takes out the instrument from the toolbox, has improved the security, satisfies the use needs, is favorable to the use.

Description

Derrick for petroleum drilling

Technical Field

The utility model relates to a derrick technical field especially relates to a derrick for oil drilling.

Background

When an oil pumping unit in an oil field works, a derrick needs to be built to support and protect the oil pumping unit, meanwhile, the derrick is arranged to facilitate workers to climb the derrick to maintain the oil pumping unit, the existing oil pumping unit derrick mostly consists of a first return plate, a second return plate, a crawling ladder, a tool box and the like, and the workers hand the tool box to climb the second return plate through the crawling ladder, so that the damaged position of the oil pumping unit is maintained;

however, the existing derrick for petroleum drilling is not convenient for rapidly and safely moving the tool box from the ground to the second return plate, the conventional mode is that the tool box is held by one hand manually, the tool box is sent to the second return plate by the other hand through climbing by a crawling ladder, and as the tool box is overlarge in volume and overlarge in quality, in the climbing process of the tool box, danger easily occurs, the phenomenon that a worker is hurt easily occurs, and the using requirement cannot be met, the derrick for petroleum drilling is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a derrick for petroleum drilling.

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

a derrick for petroleum drilling comprises a derrick body, wherein the derrick body comprises a first return plate and a second return plate positioned above the first return plate, two sides of the top of the first return plate and two sides of the bottom of the second return plate are respectively and fixedly provided with a ladder stand which is obliquely arranged, the two ladder stands are symmetrically arranged, one side of the top of the second return plate is fixedly provided with a first U-shaped plate, the inner wall of the rear side of the first U-shaped plate is rotatably provided with a winding shaft, the winding shaft is rotatably sleeved with a circular plate, four cross rods are fixedly arranged between the rear side of the circular plate and the inner wall of the rear side of the first U-shaped plate, the winding shaft is positioned between the four cross rods, the front end of the winding shaft is fixedly provided with a rocking disc, the rocking disc is fastened at the front side of the circular plate in a threaded manner, the bottom of the winding shaft is fixedly provided with a flexible, a first rectangular hole is arranged on one side of the top of the second return-shaped plate, the bottom end of the flexible steel rope penetrates through the first rectangular hole to extend to the lower part of the second return-shaped plate and is fixedly provided with a tool box, the bottom of the tool box is movably contacted with the top of the first return-shaped plate, the utility model discloses a flexible steel cable, including first U-shaped plate, recess, flexible steel cable.

Preferably, fixed mounting has first bearing on the rear side inner wall of first U-shaped board, and the front side of circular slab is opened and is equipped with the circular port, and the circular port internal fixation cover is equipped with the second bearing, the inner circle of first bearing and the inner circle of second bearing all with the fixed suit in the outside of spool.

Preferably, a first square hole is formed in the inner wall of the front side of the second U-shaped plate, and the inner wall of the first square hole is connected with the outer side of the T-shaped rod in a sliding mode.

Preferably, two second square holes are formed in one side of the top of the pedal plate, and the inner walls of the second square holes are connected with the outer sides of the corresponding vertical rods in a sliding mode.

Preferably, the same second rectangular hole is formed between the inner wall of the rear side of the groove and the inner wall of the front side of the first rectangular hole, and the inner wall of the second rectangular hole is in sliding connection with the outer side of the second U-shaped plate.

Preferably, the front side of the circular plate is movably contacted with a T-shaped bolt, the rocking disc is sleeved on the T-shaped bolt in a threaded manner, and the rear end of the T-shaped bolt is of a conical structure.

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

the first return plate, the second return plate, the first U-shaped plate, the spool, the circular plate, the cross bar, the rocking disc, the flexible steel rope, the first rectangular hole, the tool box, the groove, the T-shaped rod, the second U-shaped plate, the spring, the vertical rod, the pedal plate and the connecting rod are matched, the tool box is positioned below the second return plate, when the tool box needs to be moved to a proper height and is taken out of the tool box for maintenance of the oil pumping machine, the pedal is trodden downwards to move downwards on the vertical rod to extrude the connecting rod, the connecting rod drives the second U-shaped plate to slide forwards on the T-shaped rod, the spring is compressed by the second U-shaped plate in the moving process, the area sheltered from the first rectangular hole is gradually reduced by the second U-shaped plate in the moving process, the T-shaped bolt is separated from the front side of the circular plate in the reverse rotation direction, and the rocking disc is driven by the forward rotation of the spool to, the spool advances the winding to flexible steel cable at the pivoted in-process, flexible steel cable drives toolbox rebound to the second and returns the top of shaped plate, relax the trampling power to the pedal this moment, spring force resets and drives second U-shaped plate rearward movement, the rear side of second U-shaped plate contacts with the rear side inner wall in first rectangular hole, reverse rotation shakes the dish and drives the spool rotation immediately, the bottom of toolbox and the top movable contact of second U-shaped plate, forward rotation T shape bolt immediately, the most advanced of T shape bolt and the front side in close contact with of circular slab, alright use from taking out the instrument from the toolbox this moment.

The utility model discloses simple structure, convenient operation is convenient for according to actually removing the toolbox to the second and returning the top of shaped plate and carrying fixedly to the staff of being convenient for takes out the instrument from the toolbox, has improved the security, satisfies the use needs, is favorable to the use.

Drawings

Fig. 1 is a schematic structural diagram of a derrick for oil drilling according to the present invention;

FIG. 2 is a schematic cross-sectional view of the second return plate and the first U-shaped plate shown in FIG. 1;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

FIG. 4 is an enlarged schematic view of portion B of FIG. 2;

FIG. 5 is a top view of the second U-shaped plate of FIG. 4.

In the figure: the tool box comprises a first return plate 1, a second return plate 2, a first U-shaped plate 3, a winding shaft 4, a circular plate 5, a cross bar 6, a rocking disc 7, a flexible steel rope 8, a first rectangular hole 9, a tool box 10, a groove 11, a T-shaped rod 12, a second U-shaped plate 13, a spring 14, a vertical rod 15, a pedal 16 and a connecting rod 17.

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. 1-5, a derrick for oil drilling comprises a derrick body, the derrick body comprises a first return plate 1 and a second return plate 2 located above the first return plate 1, two sides of the top of the first return plate 1 are respectively and fixedly provided with a ladder stand which is obliquely arranged with two sides of the bottom of the second return plate 2, the two ladder stands are symmetrically arranged, one side of the top of the second return plate 2 is fixedly provided with a first U-shaped plate 3, the inner wall of the rear side of the first U-shaped plate 3 is rotatably provided with a winding shaft 4, the winding shaft 4 is rotatably sleeved with a circular plate 5, four cross rods 6 are fixedly arranged between the rear side of the circular plate 5 and the inner wall of the rear side of the first U-shaped plate 3, the winding shaft 4 is located between the four cross rods 6, the front end of the winding shaft 4 is fixedly provided with a rocking disc 7, the rocking disc 7 is fastened to the front side of the circular plate 5 by screw threads, the flexible steel rope 8 is positioned between two cross bars 6 at the middle lower part of the four cross bars 6, one side of the top of the second return plate 2 is provided with a first rectangular hole 9, the bottom end of the flexible steel rope 8 penetrates through the first rectangular hole 9 to extend to the lower part of the second return plate 2 and is fixedly provided with a tool box 10, the bottom of the tool box 10 is movably contacted with the top of the first return plate 1, one side of the top of the second return plate 2 is provided with a groove 11, the inner wall of the front side of the groove 11 is fixedly provided with a T-shaped rod 12, the T-shaped rod 12 is sleeved with a second U-shaped plate 13 in a sliding manner, the rear side of the second U-shaped plate 13 extends into the first rectangular hole 9 and is movably contacted with the inner wall of the rear side of the first rectangular hole 9, the flexible steel rope 8 is positioned in the second U-shaped plate 13, the same spring 14 is fixedly arranged between the front side of the second U-shaped plate 13, the second returns the top one side fixed mounting of shaped plate 2 has two montants 15, and sliding sleeve is equipped with same running-board 16 on two montants 15, and it has connecting rod 17 that same slope set up to articulate between running-board 16's bottom and second U-shaped plate 13's top one side, the utility model discloses simple structure, convenient operation is convenient for remove toolbox 10 to the second returns the top of shaped plate 2 and carries on propping fixedly according to reality to the staff of being convenient for takes out the instrument from toolbox 10, has improved the security, satisfies the user demand, is favorable to using.

In the utility model, a first bearing is fixedly arranged on the rear inner wall of a first U-shaped plate 3, a circular hole is arranged on the front side of the circular plate 5, a second bearing is fixedly sleeved in the circular hole, the inner ring of the first bearing and the inner ring of the second bearing are fixedly sleeved with the outer side of a winding shaft 4, a first square hole is arranged on the front inner wall of a second U-shaped plate 13, the inner wall of the first square hole is in sliding connection with the outer side of a T-shaped rod 12, two second square holes are arranged on one side of the top of a pedal plate 16, the inner wall of the second square hole is in sliding connection with the outer side of a corresponding vertical rod 15, the same second rectangular hole is arranged between the rear inner wall of a groove 11 and the front inner wall of a first rectangular hole 9, the inner wall of the second rectangular hole is in sliding connection with the outer side of the second U-shaped plate 13, a T-shaped bolt is movably contacted with the front side of the circular plate 5, a rocking disc 7 is in threaded sleeve, the utility model discloses simple structure, convenient operation is convenient for according to actually removing toolbox 10 to the second and returning the top of shaped plate 2 and carrying out and carrying fixedly to the staff of being convenient for takes out the instrument from toolbox 10, has improved the security, satisfies the use needs, is favorable to the use.

The working principle is as follows: when the tool box 10 is located below the second return plate 2, when the tool box 10 needs to be moved to a proper height and a tool needs to be taken out from the tool box 10 for maintenance of the oil pumping unit, the pedal 16 is stepped downwards at the moment, the pedal 16 moves downwards on the vertical rod 15, the pedal 16 extrudes the connecting rod 17 in the moving process, the connecting rod 17 moves and rotates under the action of the extruding force, the connecting rod 17 drives the second U-shaped plate 13 to move, the second U-shaped plate 13 slides forwards on the T-shaped rod 12, the second U-shaped plate 13 compresses the spring 14 in the moving process, the area of the second U-shaped plate 13, which is shielded by the first rectangular hole 9, is gradually reduced in the moving process, the T-shaped bolt is rotated reversely, the T-shaped bolt is separated from the front side of the circular plate 5, and then the rocking disc 7 is rotated forwards, the rocking disc 7 drives the winding shaft 4 to rotate, the winding shaft 4 winds the flexible steel rope 8 in the rotating process, the flexible steel rope 8 drives the tool box 10 to move upwards, the tool box 10 gradually passes through the first rectangular hole 9 to move to the position above the second return-shaped plate 2 in the moving process, the treading force on the treading plate 16 is released at the moment, the spring 14 in a compression state is reset at the moment, the elastic force of the spring 14 drives the second U-shaped plate 13 to move backwards, the rear side of the second U-shaped plate 13 is in contact with the inner wall of the rear side of the first rectangular hole 9, the rocking disc is rotated reversely to drive the winding shaft 4 to rotate, under the action of gravity, the tool box 10 falls onto the second U-shaped plate 13, the bottom of the tool box 10 is in movable contact with the top of the second U-shaped plate 13, the T-shaped bolt is rotated forwardly, the tip of the T-shaped bolt is in close contact with the front side of the circular plate 5, and the winding shaft, the tool may then be removed from the tool box 10 for use.

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. A derrick for petroleum drilling comprises a derrick body, wherein the derrick body comprises a first return plate (1) and a second return plate (2) positioned above the first return plate (1), two sides of the top of the first return plate (1) and two sides of the bottom of the second return plate (2) are respectively and fixedly provided with a ladder stand which is obliquely arranged, the two ladder stands are symmetrically arranged, the derrick is characterized in that one side of the top of the second return plate (2) is fixedly provided with a first U-shaped plate (3), the inner wall of the rear side of the first U-shaped plate (3) is rotatably provided with a winding shaft (4), the winding shaft (4) is rotatably sleeved with a circular plate (5), four cross rods (6) are fixedly arranged between the rear side of the circular plate (5) and the inner wall of the rear side of the first U-shaped plate (3), the winding shaft (4) is positioned between the four cross rods (6), the front end of the winding shaft (4) is fixedly provided with a swinging disc (7, the rocking disc (7) is fastened on the front side of the circular plate (5) in a threaded manner, a flexible steel rope (8) is fixedly installed at the bottom of the winding shaft (4), the flexible steel rope (8) is located between two cross rods (6) below the four cross rods (6), a first rectangular hole (9) is formed in one side of the top of the second return-shaped plate (2), the bottom end of the flexible steel rope (8) penetrates through the first rectangular hole (9) and extends to the lower portion of the second return-shaped plate (2) and is fixedly provided with a tool box (10), the bottom of the tool box (10) is in movable contact with the top of the first return-shaped plate (1), a groove (11) is formed in one side of the top of the second return-shaped plate (2), a T-shaped rod (12) is fixedly installed on the inner wall of the front side of the groove (11), a second U-shaped plate (13) is slidably sleeved on the T-shaped rod (12), the rear side of the second U-shaped plate (13) extends into the first rectangular hole (9) and, flexible steel cable (8) is located second U-shaped board (13), fixed mounting has same spring (14) between the front side of second U-shaped board (13) and the front side inner wall of recess (11), spring (14) movable sleeve is established on T shape pole (12), the second returns top one side fixed mounting of shaped board (2) has two montants (15), sliding sleeve is equipped with same running-board (16) on two montants (15), it has connecting rod (17) that same slope set up to articulate between the bottom of running-board (16) and the top one side of second U-shaped board (13).

2. The derrick of claim 1, wherein a first bearing is fixedly installed on the inner wall of the rear side of the first U-shaped plate (3), a circular hole is formed in the front side of the circular plate (5), a second bearing is fixedly sleeved in the circular hole, and both the inner ring of the first bearing and the inner ring of the second bearing are fixedly sleeved on the outer side of the winding shaft (4).

3. The derrick of claim 1, wherein the second U-shaped plate (13) has a first square hole formed on the inner wall of the front side thereof, and the inner wall of the first square hole is slidably connected to the outer side of the T-shaped rod (12).

4. The derrick of claim 1, wherein two second square holes are formed at one side of the top of the pedal plate (16), and the inner walls of the second square holes are slidably connected with the outer sides of the corresponding vertical rods (15).

5. A derrick as claimed in claim 1, characterised in that a second rectangular hole is provided between the rear inner wall of the recess (11) and the front inner wall of the first rectangular hole (9), the inner wall of the second rectangular hole being slidably connected to the outside of the second U-shaped plate (13).

6. The derrick according to claim 1, characterized in that the front side of the circular plate (5) is movably contacted with a T-bolt, the rocking disc (7) is sleeved on the T-bolt in a threaded manner, and the rear end of the T-bolt is provided with a conical structure.