CN209875083U

CN209875083U - Valve type oil pipe elevator for workover construction

Info

Publication number: CN209875083U
Application number: CN201920719646.3U
Authority: CN
Inventors: 张国芳
Original assignee: Petroleum Institute Harbin
Current assignee: Petroleum Institute Harbin
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2019-12-31
Anticipated expiration: 2029-05-17

Abstract

The utility model relates to a workover tool technical field just discloses a valve formula oil pipe elevator is used in workover operation construction, including the elevator body, little crescent, activity crescent, little crescent fixed mounting is in the inside of the elevator body, the front of little crescent is provided with the ring channel, the back of activity crescent and the inside swing joint of ring channel, the elevator body openly is including the cavity, the cavity is located the positive top of the elevator body. This valve type oil pipe elevator is used in workover operation construction, through having set up the cavity, the inside of cavity is provided with fixed establishment, make the device little crescent can fixed mounting in the inside of the elevator body when using, effect through fixed establishment, still be convenient for dismantle little crescent, when the surface wear of little crescent is more serious, be convenient for change little crescent, make the device reach the effect of being convenient for change little crescent of wearing and tearing when using, thereby make the device can be convenient for maintain.

Description

Valve type oil pipe elevator for workover construction

Technical Field

The utility model relates to a workover tool technical field specifically is a valve formula oil pipe elevator is used in workover construction.

Background

When the oil field is repaired, the oil pipe is lifted out of the oil well one by one, and then the oil pipe is put into the oil well one by one, when the oil pipe is lifted and the oil pipe is put down, the elevator is placed under the ground coupling at the upper end of the oil pipe, the coupling is clamped by the small crescent, the coupling is also clamped by rotating the movable crescent, and the hanging ring is hung on the elevator for lifting and dropping operation. The oil pipe is clamped by the coupling, the coupling is pressed on the small crescent and the movable crescent of the elevator, the contact surface is small due to heavy load, the small crescent is seriously abraded or deformed when the service life is long, so that the whole elevator is scrapped, the existing elevator is fixed with the small crescent when the elevator is used, and the damaged small crescent cannot be replaced, so that the valve type oil pipe elevator for workover construction is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a valve formula oil pipe elevator is used in workover operation construction possesses the advantage of being convenient for change impaired little crescent moon, has solved current hanging and has clamped the little crescent moon of device when using and the elevator is fixed together, can't carry out the problem of changing impaired little crescent moon.

The utility model provides a following technical scheme: the utility model provides a workover is valve-type oil pipe elevator for construction, includes the elevator body, little crescent, activity crescent, little crescent fixed mounting is in the inside of the elevator body, the front of little crescent is provided with the ring channel, the back of activity crescent and the inside swing joint of ring channel, the elevator body openly including the cavity, the cavity is located the positive top of elevator body, the inside of cavity is including fixed establishment.

Preferably, the fixing mechanism comprises a clamping plate, a clamping block, a clamping groove, a fixing ring, a thread extrusion rod, a knob and a groove, the side surface of the clamping plate is movably connected with the inside of the cavity, the top of the clamping block is fixedly connected with the bottom of the clamping plate, the clamping groove is located at the top of the small crescent, the bottom of the clamping block is connected with the inside of the clamping groove in an inserting mode, the bottom of the fixing ring is fixedly connected with the top of the clamping plate, the bottom of the thread extrusion rod is connected with the inside of the fixing ring in an inserting mode, the bottom of the knob is fixedly connected with the top of the thread extrusion rod, the groove is located at the top of the hanging clamp body, and the side surface.

Preferably, the inside of cavity is including two sliders and two spouts, and two sliders relative one side respectively with the left side and the right side fixed connection of cardboard, two spouts are located the inner wall on cavity left side and right side respectively, two sliders keep away from the cardboard one side respectively with the inside sliding connection of two spouts.

Preferably, the inside of cavity is including two bracing pieces, two stay tubes and two tension springs, the bottom of two bracing pieces respectively with the left side and the right side fixed connection at cardboard top, the top of two stay tubes respectively with the left side and the right side of roof in the cavity, the top of two bracing pieces is pegged graft through the bottom of connecting block and two stay tubes respectively, two tension springs's top respectively with the interior roof fixed connection of two stay tubes, two tension springs's bottom respectively with the connecting block fixed connection on two bracing piece tops.

Preferably, the inside of the elevator body comprises two empty slots, and the two empty slots are respectively located on the inner walls of the left side and the right side of the elevator body.

Preferably, the inside of two dead slots all includes movable block, movable rod and extrusion spring, the inside swing joint of side surface and dead slot of movable block, the left end of movable rod runs through the left inner wall of dead slot and extends to the inside of little crescent, the inner wall fixed connection on right-hand member and dead slot right side of extrusion spring, the left end of extrusion spring and the right side fixed connection of movable block, the spacing groove has been seted up to one side of little crescent, the movable rod is kept away from the one end of movable block and is pegged graft with the inside of spacing groove.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this valve type oil pipe elevator is used in workover operation construction, through having set up the cavity, the inside of cavity is provided with fixed establishment, make the device little crescent can fixed mounting in the inside of the elevator body when using, effect through fixed establishment, still be convenient for dismantle little crescent, when the surface wear of little crescent is more serious, be convenient for change little crescent, make the device reach the effect of being convenient for change little crescent of wearing and tearing when using, thereby make the device can be convenient for maintain.

2. This valve formula oil pipe elevator is used in workover operation construction, through having set up the dead slot, the inside of dead slot is provided with the movable block, movable rod and extrusion spring, make little crescent after installing the inside of the elevator body, be convenient for further carry on spacingly through movable rod and spacing groove, make the fixed effect of device reach better, the skew takes place in the inside of the elevator body in the in-process little crescent that prevents device is using, through having set up slider and spout, can assist the cardboard and reciprocate in the inside of cavity.

Drawings

FIG. 1 is a sectional view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is an enlarged view of the structure A in FIG. 1 according to the present invention;

fig. 4 is an enlarged view of the structure B in fig. 1 according to the present invention.

In the figure: 1. a sling body; 2. a small crescent; 3. moving the crescent moon; 4. a cavity; 5. a fixing mechanism; 501. clamping a plate; 502. a clamping block; 503. a card slot; 504. a fixing ring; 505. a threaded extrusion stem; 506. a knob; 507. a groove; 6. a slider; 7. a chute; 8. a support bar; 9. supporting a tube; 10. a tension spring; 11. an empty groove; 12. a movable block; 13. a movable rod; 14. a compression spring; 15. a limiting groove.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, a valve type oil pipe elevator for workover operation construction comprises an elevator body 1, a small crescent 2 and a movable crescent 3, wherein the small crescent 2 is fixedly arranged inside the elevator body 1, the front surface of the small crescent 2 is provided with an annular groove, the back surface of the movable crescent 3 is movably connected with the inside of the annular groove, the front surface of the elevator body 1 comprises a cavity 4, the cavity 4 is positioned at the top of the front surface of the elevator body 1, the inside of the cavity 4 comprises a fixing mechanism 5, the fixing mechanism 5 comprises a clamping plate 501, a clamping block 502, a clamping groove 503, a fixing ring 504, a threaded extrusion rod 505, a knob 506 and a groove 507, the side surface of the clamping plate 501 is movably connected with the inside of the cavity 4, the top of the clamping block 502 is fixedly connected with the bottom of the clamping plate 501, the clamping groove 503 is positioned at the top of the small crescent 2, the bottom of the clamping block 502 is inserted into the clamping groove 503, the bottom of the fixing ring, the bottom end of a threaded extrusion rod 505 is inserted into the fixed ring 504, the bottom of a knob 506 is fixedly connected with the top end of the threaded extrusion rod 505, a groove 507 is positioned at the top of the elevator body 1, the top end of the threaded extrusion rod 505 penetrates through the inner top wall of the cavity 4 and extends into the groove 507, the side surface of the top end of the threaded extrusion rod 505 is in threaded connection with the inner top wall of the groove cavity 4, the side surface of the knob 506 is movably connected with the inside of the groove 507, the cavity 4 comprises two sliding blocks 6 and two sliding grooves 7, one sides, opposite to the two sliding blocks 6, are fixedly connected with the left side and the right side of the card plate 501 respectively, the two sliding grooves 7 are positioned on the inner walls of the left side and the right side of the cavity 4 respectively, one sides, far away from the card plate 501, of the two sliding blocks 6 are in sliding connection with the inside of the two sliding grooves 7 respectively, the clamp plate 501 is prevented from shifting left and right in the moving process, the cavity 4 comprises two support rods 8, two support tubes 9 and two tension springs 10, the bottom ends of the two support rods 8 are respectively fixedly connected with the left side and the right side of the top of the clamp plate 501, the top ends of the two support tubes 9 are respectively connected with the left side and the right side of the top wall in the cavity 4, the top ends of the two support rods 8 are respectively inserted with the bottoms of the two support tubes 9 through connecting blocks, the top ends of the two tension springs 10 are respectively fixedly connected with the inner top walls of the two support tubes 9, the bottom ends of the two tension springs 10 are respectively fixedly connected with the connecting blocks at the top ends of the two support rods 8, the clamp hanger body 1 comprises two empty grooves 11, the two empty grooves 11 are respectively positioned on the inner walls of the left side and the right side of the clamp hanger body 1, the two empty grooves 11 respectively comprise movable blocks 12, movable rods 13 and extrusion springs 14, the left end of movable rod 13 runs through the left inner wall of dead slot 11 and extends to little crescent 2's inside, and the inner wall fixed connection on right side of right-hand member and dead slot 11 of extrusion spring 14, the left end of extrusion spring 14 and the right side fixed connection of movable block 12, spacing groove 15 has been seted up to one side of little crescent 2, and movable rod 13 keeps away from the one end of movable block 12 and pegs graft with spacing groove 15's inside.

Working principle, during the use, when wearing and tearing appear and need to be changed in the surface of little crescent, rotary knob 506 for screw extrusion pole 505 rotates through the screw thread, then screw extrusion pole 505 moves upwards, then through tension spring 10's pulling force effect, pulling bracing piece 8 rebound, make the top of bracing piece 8 peg graft the inside of stay tube 9, then make cardboard 501 rebound, make the bottom of fixture block 502 separate from the inside of draw-in groove 503, then take out little crescent 2 from the inside of elevator body 1 and change.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a workover is valve-type oil pipe elevator for construction, includes the elevator body (1), little crescent (2), activity crescent (3), its characterized in that: little crescent moon (2) fixed mounting is in the inside of the elevator body (1), the front of little crescent moon (2) is provided with the ring channel, the back of activity crescent moon (3) and the inside swing joint of ring channel, the elevator body (1) openly is including cavity (4), cavity (4) are located the positive top of the elevator body (1), the inside of cavity (4) is including fixed establishment (5).

2. The valve type tubing elevator for workover operation and construction according to claim 1, wherein: the fixing mechanism (5) comprises a clamping plate (501), a clamping block (502), a clamping groove (503), a fixing ring (504), a threaded extrusion rod (505), a knob (506) and a groove (507), the side surface of the clamping plate (501) is movably connected with the inside of the cavity (4), the top of the clamping block (502) is fixedly connected with the bottom of the clamping plate (501), the clamping groove (503) is positioned at the top of the small crescent (2), the bottom of the clamping block (502) is inserted into the clamping groove (503), the bottom of the fixing ring (504) is fixedly connected with the top of the clamping plate (501), the bottom end of the threaded extrusion rod (505) is inserted into the inner part of the fixed ring (504), the bottom of the knob (506) is fixedly connected with the top end of the threaded extrusion rod (505), the groove (507) is positioned at the top of the elevator body (1), and the side surface of the knob (506) is movably connected with the inside of the groove (507).

3. The valve type tubing elevator for workover operation and construction according to claim 2, wherein: the inside of cavity (4) is including two sliders (6) and two spout (7), and one side that two sliders (6) are relative respectively with the left side and the right side fixed connection of cardboard (501), and two spout (7) are located the inner wall on cavity (4) left side and right side respectively, and one side that cardboard (501) were kept away from in two sliders (6) respectively with the inside sliding connection of two spout (7).

4. The valve type tubing elevator for workover operation and construction according to claim 1, wherein: the inside of cavity (4) is including two bracing pieces (8), two stay tubes (9) and two tension spring (10), the bottom of two bracing pieces (8) respectively with the left side and the right side fixed connection at cardboard (501) top, the top of two stay tubes (9) respectively with the left side and the right side of roof in cavity (4), the top of two bracing pieces (8) is pegged graft through the bottom of connecting block with two stay tubes (9) respectively, the top of two tension spring (10) respectively with the interior roof fixed connection of two stay tubes (9), the bottom of two tension spring (10) respectively with the connecting block fixed connection on two bracing piece (8) tops.

5. The valve type tubing elevator for workover operation and construction according to claim 1, wherein: the interior of the elevator body (1) comprises two empty grooves (11), and the two empty grooves (11) are respectively positioned on the inner walls of the left side and the right side of the elevator body (1).

6. The valve type tubing elevator for workover operation and construction according to claim 5, wherein: the inside of two dead slots (11) all includes movable block (12), movable rod (13) and extrusion spring (14), the inside swing joint of the side surface of movable block (12) and dead slot (11), the left end of movable rod (13) runs through the inside of the left inner wall of dead slot (11) and extends to little crescent moon (2), the inner wall fixed connection on right-hand member and dead slot (11) of extrusion spring (14), the left end of extrusion spring (14) and the right side fixed connection of movable block (12), spacing groove (15) have been seted up to one side of little crescent moon (2), movable rod (13) are kept away from the one end of movable block (12) and are pegged graft with the inside of spacing groove (15).