Multifunctional drill rod elevator

Abstract

The utility model relates to the technical field of well mouth mechanical power tools for lifting and lowering drill rods and casing pipes in petroleum or geological drilling, and provides a multifunctional drill rod elevator which comprises a main body, a fixing assembly is arranged in the main body and used for fixing a drill rod or an oil pipe, and the fixing assembly comprises a hinge body, a hinge shaft, a lock pin handle and a handle. The hinge body is fixedly mounted in the main body, and the hinge shaft is fixedly mounted in the second mounting hole; through the arrangement of the anti-inclination assembly, in the process of moving the main body, a drill rod or an oil pipe fixed in the main body can shake, in the process of installing the drill rod or the oil pipe, the drill rod or the oil pipe penetrates through a circular ring, and when the drill rod or the oil pipe shakes, the circular ring can be pushed to move towards the two sides, so that a moving block is pushed; the spring can rapidly rebound under the action of the moving block, so that the circular ring is kept stable, and the effect of reducing the friction between the drill rod or the oil pipe and the main body is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of wellhead mechanized power tools of oil or geological drilling pipe running and casing lowering operation, more particularly, the utility model relates to a multifunctional drill pipe elevator. BACKGROUND

[0002] The elevator is an important tool for suspending the drill pipe, casing, drill collar and oil pipe lifting or lowering in the drilling of oil and gas wells or geological exploration operation.

[0003] Through the search, the existing patent (announcement number: CN202039795U) discloses a multifunctional drill pipe pneumatic slip, including slip seat, slip body, power cylinder, support disc, push-pull rod, connecting rod, gas distribution pin shaft, mud scraping tray, mud scraping disc and centralizing ring, the slip body is placed in the slip seat, the slip body is connected through the dovetail convex slot and the dovetail recess of the slip seat;When the gas inlet from the bottom of the cylinder, the piston goes up, the support disc is pushed up through the guide rod, the opening diameter of the four slip bodies gradually increases to the maximum, the drill string is allowed to pass through, and the drill string goes up. When the drill pipe is clamped, the gas inlet from the upper part of the power cylinder through the gas distribution pin shaft, the piston goes down, and the opening diameter gradually decreases to clamp the drill pipe. The problems of large labor intensity, low work efficiency and poor safety of workers in the existing oil drilling pipe running operation by using double elevators or single elevator plus hand-held slip are solved. It is suitable for oil or geological drilling pipe running and casing lowering operation.

[0004] But in the above scheme, there are still some deficiencies, in the process of fixing and moving the drill pipe or oil pipe through the drill pipe elevator, the drill pipe or oil pipe will inevitably shake, the shaking of the drill pipe or oil pipe will make the drill pipe and the elevator rub all the time, and long-time friction will cause the surface wear of the drill pipe or oil pipe.

[0005] Therefore, the utility model provides a multifunctional drill pipe elevator. UTILITY MODEL CONTENT

[0006] In order to overcome the above-mentioned defects of the prior art, the utility model provides a multifunctional drill pipe elevator, so as to solve the problem that the drill pipe or oil pipe will inevitably shake in the process of fixing and moving the drill pipe or oil pipe through the drill pipe elevator, the shaking of the drill pipe or oil pipe will make the drill pipe and the elevator rub all the time, and long-time friction will cause the surface wear of the drill pipe or oil pipe.

[0007] In order to solve the above technical problems, the utility model provides the following technical scheme: a multifunctional drill pipe elevator, including main part, the inside of main part is provided with fixed component, for fixing drill pipe or oil pipe;

[0008] The fixed assembly comprises a loose-leaf body, a loose-leaf shaft, a locking pin handle, a handle, the loose-leaf body is fixedly installed in the inside of the main body, the loose-leaf shaft is fixedly installed in the inside of the second installation hole, the loose-leaf body is connected with the main body through the loose-leaf shaft, the locking pin handle is detachably installed in the inside of the loose-leaf body, and the handle is fixedly connected to the front end of the loose-leaf body.

[0009] The top of the main body is provided with an anti-inclination assembly for righting a drill pipe or a tubing;

[0010] The anti-inclination assembly comprises an adjusting part, a connecting part and an anti-inclination part, the adjusting part is fixedly installed on the top of the main body, the connecting part is installed in the inside of the adjusting part, and the anti-inclination part is connected to one end of the connecting part away from the adjusting part.

[0011] Preferably, the first installation hole is formed in the side end of the main body, the second installation hole is formed in the top of the main body, the safety pin is fixedly installed in the inside of the first installation hole, and the fixed pin is formed in the front end of the main body.

[0012] Preferably, the front end of the loose-leaf body is provided with an opening, and the locking pin handle is detachably installed in the inside of the opening.

[0013] Preferably, the adjusting part comprises a fixed shell, a polished rod and a spring, the fixed shell is fixedly installed on the top of the main body, the polished rod is fixedly connected in the inside of the fixed shell, and one end of the spring is fixedly connected in the inside of the fixed shell.

[0014] Preferably, the connecting part comprises a moving block, a connecting block, a first circular shaft and a circular sleeve, the moving block is sleeved on the outer surface of the moving block and is fixedly connected to the other end of the spring, the connecting block is fixedly connected to the top of the moving block, the first circular shaft is fixedly connected in the inside of the connecting block, and the circular sleeve is sleeved on the surface of the first circular shaft.

[0015] Preferably, the anti-inclination part comprises a circular ring, a fixed ring, a second circular shaft and a connecting rod, the fixed ring is fixedly connected to the outer surface of the circular ring, the second circular shaft is fixedly installed in the inside of the fixed ring, and the second circular shaft is connected with the circular sleeve through the connecting rod.

[0016] Compared with the prior art, the present application has the following beneficial effects:

[0017] The utility model discloses a fixed assembly is provided with, and the loose-leaf body is fixed on the main part by the loose-leaf axle and rotates around the loose-leaf body axle, and the function of opening and closing the lifting clamp is played. When closing the loose-leaf body, the up-down fixed pin automatically locks the loose-leaf body and the main part tightly, and when opening, the lock pin handle is pressed, the up-down fixed pin is separated from the lock pin handle hole, and the loose-leaf body can be opened by slightly pulling outward. The double safety blocking iron is equipped on the upper end of the main part, and when the lifting clamp is lifted, the double safety blocking iron prevents the loose-leaf body from being opened, and only when the main part's pressure surface is not blocked, the loose-leaf body can be opened and closed freely, playing a safety protection role. In order to ensure the safety of lifting operation, each lifting clamp is equipped with a pair of safety pins, which can prevent the lifting ring from coming off after being inserted into the ear hole on both sides of the main part, achieving the effect of ensuring the safety of lifting operation.

[0018] The utility model discloses a prevent inclining assembly, in the process of moving main part, the drill rod or oil pipe of fixed in the main part will produce the swing, in the process of installing the drill rod or oil pipe, the drill rod or oil pipe passes through the circular ring, when the drill rod or oil pipe swings, will push the circular ring and move to both sides to push the moving block, and the spring will rebound quickly in the opposition of moving block, makes the circular ring keep stable, reached the effect that the friction between the drill rod or oil pipe and the main part is reduced. DRAWINGS

[0019] Figure 1 It is the whole structure schematic diagram of the utility model;

[0020] Figure 2 It is the fixed assembly structure schematic diagram of the utility model;

[0021] Figure 3 It is the prevent inclining assembly structure schematic diagram of the utility model;

[0022] Figure 4 It is the prevent inclining part structure schematic diagram of the utility model.

[0023] [REFERENCE SIGNS]

[0024] 1, main part; 11, first installation hole; 12, second installation hole; 13, safety pin; 14, fixed pin; 2, fixed assembly; 21, loose-leaf body; 211, opening; 22, loose-leaf axle; 23, lock pin handle; 24, handle; 3, prevent inclining assembly; 31, adjusting part; 311, fixed shell; 312, polished rod; 313, spring; 32, connecting part; 321, moving block; 322, connecting block; 323, first circular axle; 324, circular sleeve; 33, prevent inclining part; 331, circular ring; 332, fixed ring; 333, second circular axle; 334, connecting rod. SPECIFIC IMPLEMENTATION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below in combination with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor are involved in the protection scope of the utility model.

[0026] Embodiment one

[0027] Please refer to Figure 1 、 Figure 2 、 Figure 3 and Figure 4 : the multifunctional drill rod elevator includes a main body 1, the inside of the main body 1 is provided with a fixed assembly 2 for fixing the drill rod or the oil pipe.

[0028] Specifically, the side end of the main body 1 is provided with a first mounting hole 11, the top of the main body 1 is provided with a second mounting hole 12, the inside of the first mounting hole 11 is fixedly installed with a safety pin 13, and the front end of the main body 1 is provided with a fixed pin 14.

[0029] Further, the fixed assembly 2 includes a loose-leaf body 21, a loose-leaf shaft 22, a lock pin handle 23 and a handle 24, the loose-leaf body 21 is fixedly installed in the inside of the main body 1, the loose-leaf shaft 22 is fixedly installed in the inside of the second mounting hole 12, the loose-leaf body 21 is connected with the main body 1 through the loose-leaf shaft 22, the lock pin handle 23 is detachably installed in the inside of the loose-leaf body 21, and the handle 24 is fixedly connected to the front end of the loose-leaf body 21.

[0030] Further, the front end of the loose-leaf body 21 is provided with an opening 211, and the lock pin handle 23 is detachably installed in the inside of the opening 211.

[0031] In the embodiment, the loose-leaf body 21 is fixed on the main body 1 by the loose-leaf shaft 22 and rotates around the loose-leaf body 21 shaft, and plays a role of opening and closing the elevator. When the loose-leaf body 21 is closed, the upper and lower fixed pins 14 automatically lock the loose-leaf body 21 and the main body 1, and when the loose-leaf body 21 is opened, the lock pin handle 23 is pressed, the upper and lower fixed pins 14 are separated from the lock pin handle 23 hole, and the loose-leaf body 21 can be opened by slightly pulling outward. The upper end of the main body 1 is provided with double safety blocking irons, when the elevator is lifted, the double safety blocking irons make the loose-leaf body 21 unable to be opened, only when there is no card blocking on the pressure surface of the main body 1, the loose-leaf body 21 can be opened and closed freely, and plays a role of safety protection. In order to ensure the safety of lifting or lowering operation, each elevator is provided with a pair of safety pins 13, after the lifting ring is sleeved into the ear holes on the two sides of the main body 1, the safety pins 13 are inserted, so that the lifting ring can be prevented from coming out, and the safety of lifting operation is ensured.

[0032] Embodiment two

[0033] Please refer to Figure 1 ,Figure 3 and Figure 4 The top of the main body 1 is provided with an anti-tilting assembly 3 for righting a drill pipe or a tubing.

[0034] Specifically, the anti-tilting assembly 3 comprises an adjusting part 31, a connecting part 32 and an anti-tilting part 33.

[0035] Further, the adjusting part 31 comprises a fixed shell 311, a polished rod 312 and a spring 313.

[0036] Further, the connecting part 32 comprises a moving block 321, a connecting block 322, a first circular shaft 323 and a circular sleeve 324.

[0037] Finally, the anti-tilting part 33 comprises a circular ring 331, a fixed ring 332, a second circular shaft 333 and a connecting rod 334.

[0038] In the embodiment, the drill pipe or the tubing fixed in the main body 1 will shake during the movement of the main body 1.

[0039] The working process of the utility model is as follows:

[0040] The loose-leaf body 21 is fixed on the main body 1 by the loose-leaf shaft 22 and rotates around the loose-leaf body 21 shaft; it functions to open and close the lifting clamp. When the loose-leaf body 21 is closed, the upper and lower fixing pins 14 automatically lock the loose-leaf body 21 with the main body 1, and when it is opened, the locking pin handle 23 is pressed, the upper and lower fixing pins 14 are separated from the locking pin handle 23 hole, and the loose-leaf body 21 can be opened by slightly pulling outward. The upper end of the main body 1 is provided with double safety blocking irons, when the lifting clamp is lifted, the double safety blocking irons cannot open the loose-leaf body 21, and only when the main body 1 is not blocked by the clamp, the loose-leaf body 21 can be opened and closed freely, which plays a safety protection role. In order to ensure the safety of lifting or lowering operation, each lifting clamp is provided with a pair of safety pins 13, after the lifting ring is sleeved into the ear holes on both sides of the main body 1, the safety pins 13 are inserted, which can prevent the lifting ring from falling out and ensure the safety of lifting operation. In the process of moving the main body 1, the drill pipe or oil pipe fixed in the main body 1 will sway, in the process of installing the drill pipe or oil pipe, the drill pipe or oil pipe passes through the circular ring 331, when the drill pipe or oil pipe sways, it will push the circular ring 331 to move to both sides, thereby pushing the moving block 321, and the spring 313 will quickly rebound under the action of the moving block 321, so that the circular ring 331 remains stable, and the friction between the drill pipe or oil pipe and the main body 1 is reduced.

[0041] Finally, it should be pointed out that: first, in the description of the present application, it should be pointed out that unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0042] Secondly: the utility model discloses the embodiment of the drawings only relates to the structure involved in the embodiment of the present disclosure, and other structures can refer to the usual design, and under the condition of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other;

[0043] Finally: the above only for the preferred embodiment of the utility model, and does not limit the utility model, any modification, equivalent replacement, improvement etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A multi-functional drill pipe elevator comprising a main body (1), characterized in that, The inside of the main body (1) is provided with a fixing assembly (2) for fixing the drill pipe or oil pipe; The fixing assembly (2) comprises a loose-leaf body (21), a loose-leaf shaft (22), a locking pin handle (23) and a handle (24), the loose-leaf body (21) is fixedly installed in the inside of the main body (1), the loose-leaf shaft (22) is fixedly installed in the second installation hole (12), the loose-leaf body (21) is connected with the main body (1) through the loose-leaf shaft (22), the locking pin handle (23) is detachably installed in the inside of the loose-leaf body (21), and the handle (24) is fixedly connected to the front end of the loose-leaf body (21). The top of the main body (1) is provided with an anti-inclination assembly (3) for righting the drill pipe or oil pipe. The anti-inclination assembly (3) comprises an adjusting component (31), a connecting component (32) and an anti-inclination component (33), the adjusting component (31) is fixedly installed on the top of the main body (1), the connecting component (32) is installed in the adjusting component (31), and the anti-inclination component (33) is connected to one end of the connecting component (32) away from the adjusting component (31).

2. The multi-functional drill pipe elevator as claimed in claim 1, wherein, The side end of the main body (1) is provided with a first installation hole (11), the top of the main body (1) is provided with a second installation hole (12), and the inside of the first installation hole (11) is fixedly installed with a safety pin (13).

3. The multi-functional drill pipe elevator as claimed in claim 1, wherein, The front end of the loose-leaf body (21) is provided with an opening (211), and the locking pin handle (23) is detachably installed in the opening (211).

4. The multi-functional drill pipe elevator as claimed in claim 1, wherein, The adjusting component (31) comprises a fixed shell (311), a polished rod (312) and a spring (313), the fixed shell (311) is fixedly installed on the top of the main body (1), the polished rod (312) is fixedly connected to the inside of the fixed shell (311), and one end of the spring (313) is fixedly connected to the inside of the fixed shell (311).

5. The multi-functional drill pipe elevator as claimed in claim 1, wherein, The connecting component (32) comprises a moving block (321), a connecting block (322), a first circular shaft (323) and a circular sleeve (324), the moving block (321) is sleeved on the outer surface of the moving block (321) and is fixedly connected to the other end of the spring (313), the connecting block (322) is fixedly connected to the top of the moving block (321), the first circular shaft (323) is fixedly connected to the inside of the connecting block (322), and the circular sleeve (324) is sleeved on the surface of the first circular shaft (323).

6. The multi-functional drill pipe elevator as claimed in claim 1, wherein, The anti-inclination component (33) comprises a circular ring (331), a fixed ring (332), a second circular shaft (333) and a connecting rod (334), the fixed ring (332) is fixedly connected to the outer surface of the circular ring (331), the second circular shaft (333) is fixedly installed in the fixed ring (332), and the second circular shaft (333) is connected with the circular sleeve (324) through the connecting rod (334).

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