CN216277735U

CN216277735U - Sucker rod moment of torsion release convenient to use

Info

Publication number: CN216277735U
Application number: CN202122350191.2U
Authority: CN
Inventors: 柳森; 苗颖; 石继民; 刘久龙; 刘大勇; 朱戈; 李见
Original assignee: Zhongyou Zhike Jilin Technology Equipment Co ltd
Current assignee: Zhongyou Zhike Jilin Technology Equipment Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-04-12
Anticipated expiration: 2031-09-27

Abstract

The utility model discloses a convenient-to-use sucker rod torque release device which comprises an upper joint and a lower joint, wherein the lower surface of the upper joint is fixedly connected with an outer sleeve, a core bar is movably connected inside the outer sleeve, the lower end of the core bar is provided with the lower joint, the side surface of the outer sleeve, which is close to the lower end, is fixedly sleeved with a sleeve, the side surface of the lower joint, which is close to the lower end, is movably sleeved with a connecting disc, and a folding protective cover is arranged inside the sleeve. The sucker rod torque releasing device convenient to use can protect the position of the core rod when the sucker rod torque releasing device is placed, and prevents dust from entering the inner part of the outer sleeve when the sucker rod torque releasing device is placed, so that the core rod is prevented from being inflexible in rotation due to the existence of the dust when the core rod is installed and used, and the torque releasing device can be prevented from contacting with foreign objects due to the existence of the sleeve and the connecting disc when the torque releasing device is placed, and has a certain protection effect when the torque releasing device falls off.

Description

Sucker rod moment of torsion release convenient to use

Technical Field

The utility model relates to the field of sucker rod torque release devices, in particular to a sucker rod torque release device convenient to use.

Background

The torque releasing device of the sucker rod mainly comprises an upper joint, an outer sleeve, a core rod, a lower joint and the like, the torque releasing device is connected to any proper position of a rod column and is driven to go down a well along with the rod column, when the rod column works, axial load is transmitted to the lower joint from the upper joint through the outer sleeve and a mandrel, when the rod column bears the action of forward torque, a one-way mechanism automatically locks and connects the upper joint and the mandrel into a whole without relative rotation, so that the forward torque is transmitted to the whole rod column to be buckled and pre-tightened, when the rod column bears the action of reverse torque, the one-way mechanism automatically separates, and the upper joint and the mandrel rotate relatively to eliminate the reverse torque so as to prevent the rod column from tripping; however, the existing sucker rod torque releasing device has some defects, when the torque releasing device is stored, the core rod part is exposed outside, and the core rod part can enter dust due to long-time exposure, so that the flexibility of the core rod is influenced, and the outside of the torque releasing device is not provided with a protection device, so that the torque releasing device is easy to wear and damage internal parts when falling, and the service life is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a sucker rod torque releasing device convenient to use, which can effectively solve the technical problem in the background technology.

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

the utility model provides a sucker rod moment of torsion release convenient to use, includes top connection and lower clutch, the lower fixed surface of top connection is connected with the overcoat, the inside swing joint of overcoat has the core bar, the lower extreme of core bar is equipped with the lower clutch, the side surface of overcoat is close to the fixed cover of lower extreme and is equipped with the sleeve, the side surface of lower clutch is close to lower extreme movable sleeve and is equipped with the connection pad, telescopic inside is equipped with folding protection casing, telescopic inside is located the last fixed surface of folding protection casing and is connected with and inlays and establish the ring.

Preferably, the side surface of the upper joint is provided with threads, the side surface of the outer sleeve is provided with two upper clamping mounting blocks, the two upper clamping mounting blocks are uniformly distributed on the side surface of the outer sleeve, and the side surface of the lower joint close to the lower end is provided with an inner groove.

Preferably, the upper surface of connection pad has been seted up and has been inlayed and establish the groove, the inside of connection pad is located to inlay and has established the below in groove and has seted up the expansion groove, the expansion groove establishes the groove intercommunication with inlaying, the expansion groove is concentric with inlaying and establishing the groove, the width in expansion groove is greater than and inlays the width of establishing the groove, the connection pad is through embedding inner groovy and lower clutch swing joint, logical groove has been seted up to the side surface of connection pad, the quantity that leads to the groove is two.

Preferably, the upper surface of the sleeve is fixedly connected with a barrel cover, the surface of the barrel cover is fixedly connected with a fastener, the barrel cover is fixed with the sleeve through the fastener, an annular groove is formed in the sleeve, an annular embedding groove is formed in the inner surface of the annular groove, which is close to the upper end of the inner surface of the annular groove, the inner surface of the annular groove is located at the upper end of the annular embedding groove and is fixedly connected with a supporting block, a fastening groove is formed in the surface of the supporting block, and an extending groove is formed in the lower surface of the sleeve.

Preferably, the upper surface of the folding protective cover is fixedly connected with a connecting block, the lower surface of the folding protective cover is fixedly connected with a connecting ring, a rebound groove is formed in the side surface of the connecting ring, an extension spring is arranged in the rebound groove, one end of the extension spring is fixedly connected with an extension block, and two rebound grooves are formed in the side surface of the connecting ring.

Preferably, the lower surface of the embedding ring is fixedly connected with an extension spring, the lower end of the extension spring is fixed with the connecting block, the diameter of the connecting ring is larger than that of the extending groove, and the embedding ring is embedded in the annular embedding groove.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the diameters of the sleeve and the connecting disc are larger than those of the upper joint and the lower joint, so that when the torque releaser falls onto the ground, the sleeve and the connecting disc can prevent the torque releaser from directly contacting the ground, thereby causing surface abrasion and damage to internal parts.

Drawings

FIG. 1 is an overall block diagram of a sucker rod torque release device of the present invention in a convenient use;

FIG. 2 is a partial cross-sectional view of a sleeve of a sucker rod torque release apparatus of the present invention in use;

FIG. 3 is a sleeve structure view of a sucker rod torque release device of the present invention;

FIG. 4 is an enlarged view at A of FIG. 2 of a sucker rod torque release apparatus of the present invention in use.

In the figure: 1. an upper joint; 2. a jacket; 201. an upper clamping mounting block; 3. a lower joint; 4. a core bar; 5. a sleeve; 501. a cylinder cover; 502. a fastener; 503. an annular groove; 504. a support block; 505. a fastening groove; 506. a ring-shaped embedding groove is formed; 507. extending out of the groove; 6. a connecting disc; 601. embedding a groove; 602. a through groove; 7. folding the protective cover; 701. connecting blocks; 702. a connecting ring; 703. a rebound groove; 704. an extension spring; 705. an extension block; 8. embedding a ring; 801. a tension spring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-4, a sucker rod torque releasing device convenient to use comprises an upper joint 1 and a lower joint 3, wherein the lower surface of the upper joint 1 is fixedly connected with an outer sleeve 2, the inside of the outer sleeve 2 is movably connected with a core rod 4, the lower end of the core rod 4 is provided with the lower joint 3, the side surface of the outer sleeve 2 close to the lower end is fixedly sleeved with a sleeve 5, the side surface of the lower joint 3 close to the lower end is movably sleeved with a connecting disc 6, the inside of the sleeve 5 is provided with a folding protective cover 7, the folding protective cover 7 can prevent dust at the position of the core rod 4 of the torque releasing device, so that the influence on the flexibility of the core rod 4 caused by the dust entering the position of the core rod 4 is avoided, and the upper surface of the folding protective cover 7 inside the sleeve 5 is fixedly connected with an embedded ring 8;

the side surface of the upper joint 1 is provided with threads, the side surface of the outer sleeve 2 is provided with two upper clamping and mounting blocks 201, the two upper clamping and mounting blocks 201 are uniformly distributed on the side surface of the outer sleeve 2, and the side surface of the lower joint 3 close to the lower end is provided with an inner groove; the upper surface of the connecting disc 6 is provided with an embedding groove 601, an expansion groove is formed in the connecting disc 6 and is positioned below the embedding groove 601, the expansion groove is communicated with the embedding groove 601, the expansion groove is concentric with the embedding groove 601, the width of the expansion groove is larger than that of the embedding groove 601, the connecting disc 6 is movably connected with the lower connector 3 through an embedded inner groove, the side surface of the connecting disc 6 is provided with through grooves 602, and the number of the through grooves 602 is two; the upper surface of the sleeve 5 is fixedly connected with a sleeve cover 501, the surface of the sleeve cover 501 is fixedly connected with a fastening piece 502, the sleeve cover 501 is fixed with the sleeve 5 through the fastening piece 502, an annular groove 503 is formed in the sleeve 5, an annular embedding groove 506 is formed in the inner surface of the annular groove 503 close to the upper end, a supporting block 504 is fixedly connected to the inner surface of the annular groove 503 and located at the upper end of the annular embedding groove 506, a fastening groove 505 is formed in the surface of the supporting block 504, and an extending groove 507 is formed in the lower surface of the sleeve 5; the upper surface of the folding protective cover 7 is fixedly connected with a connecting block 701, the lower surface of the folding protective cover 7 is fixedly connected with a connecting ring 702, the side surface of the connecting ring 702 is provided with a rebound groove 703, an expansion spring 704 is arranged inside the rebound groove 703, one end of the expansion spring 704 is fixedly connected with an expansion block 705, and the expansion block 705 can clamp the connecting ring 702 into a connecting disc 6, so that the stretched folding protective cover 7 keeps a stretched state, the core rod 4 is protected from dust, and the side surface of the connecting ring 702 is provided with two rebound grooves 703; the lower surface of the embedded ring 8 is fixedly connected with an extension spring 801, the lower end of the extension spring 801 is fixed with the connecting block 701, the diameter of the connecting ring 702 is larger than that of the extending groove 507, and the embedded ring 8 is embedded inside the annular embedded groove 506.

It should be noted that, in order to ensure that the torque releasing device of the sucker rod is not contaminated by dust when being stored, when in use, the connecting ring 702 is pulled to ensure that the connecting ring 702 pulls the folding protective cover 7 inside the sleeve 5 out, then the expanding block 705 of the connecting ring 702 is pressed towards the inside of the rebounding groove 703, finally the connecting ring 702 can be put into the expanding groove of the connecting disc 6 through the embedding groove 601, because the width of the expanding groove is larger than that of the embedding groove 601, after the expanding block 705 passes through the embedding groove 601, the expanding block 705 extends out under the action of the expanding spring 704 and is clamped inside the connecting disc 6, after the torque releasing device is rotated for a certain angle, the embedding ring 8 rotates for a corresponding angle in the annular embedding groove 506 under the torsion force of the folding protective cover 7, when the folding protective cover 7 needs to be retracted into the sleeve 5, the extension block 705 penetrates through the through groove 602 of the connecting disc 6 and is pressed, so that the extension block 705 is retracted into the elastic recovery groove 703, then the connecting ring 702 can be pulled out of the extension groove, the pulled connecting ring 702 is recovered and lifted under the action of the tension spring 801, and when the torque release device accidentally drops, the sleeve 5 and the connecting disc 6 can also protect the torque release device, so that local abrasion and damage to internal parts caused by direct contact of the torque release device with the ground are avoided.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a sucker rod moment of torsion release convenient to use which characterized in that: including top connection (1) and lower clutch (3), the lower fixed surface of top connection (1) is connected with overcoat (2), the inside swing joint of overcoat (2) has core bar (4), the lower extreme of core bar (4) is equipped with lower clutch (3), the side surface of overcoat (2) is close to the fixed cover of lower extreme and is equipped with sleeve (5), the side surface of lower clutch (3) is close to lower extreme activity cover and is equipped with connection pad (6), the inside of sleeve (5) is equipped with folding protection casing (7), the inside of sleeve (5) is located the last fixed surface of folding protection casing (7) and is connected with and inlays and establishes ring (8).

2. The apparatus of claim 1, wherein the sucker rod torque release device comprises: the side surface of top connection (1) is equipped with the screw thread, the side surface of overcoat (2) is equipped with the upper clamp and gets installation piece (201), the quantity of getting installation piece (201) on is two, two the side surface of getting installation piece (201) evenly distributed at overcoat (2) on, the side surface of bottom connection (3) is close to the lower extreme and has seted up the inner groovy.

3. The apparatus of claim 2, wherein the sucker rod torque release device comprises: the upper surface of connection pad (6) has been seted up and has been inlayed and establish groove (601), the inside of connection pad (6) is located and inlays the below of establishing groove (601) and has seted up the expansion groove, the expansion groove establishes groove (601) intercommunication with the inlaying, the expansion groove is concentric with inlaying and establishing groove (601), the width in expansion groove is greater than and inlays the width of establishing groove (601), connection pad (6) are through embedding inner groovy and lower clutch (3) swing joint, logical groove (602) have been seted up to the side surface of connection pad (6), the quantity that leads to groove (602) is two.

4. The apparatus of claim 3, wherein: the upper surface fixedly connected with cover (501) of sleeve (5), the fixed surface of cover (501) is connected with fastener (502), cover (501) is fixed with sleeve (5) through fastener (502), ring channel (503) have been seted up to the inside of sleeve (5), the internal surface of ring channel (503) is close to the upper end and has been seted up the annular and inlay groove (506), the internal surface of ring channel (503) is located the annular and inlays upper end fixedly connected with supporting shoe (504) of establishing groove (506), fastening groove (505) have been seted up on the surface of supporting shoe (504), the lower surface of sleeve (5) has been seted up and has been stretched out groove (507).

5. The apparatus of claim 4, wherein the sucker rod torque release device comprises: the upper surface of the folding protective cover (7) is fixedly connected with a connecting block (701), the lower surface of the folding protective cover (7) is fixedly connected with a connecting ring (702), a rebound groove (703) is formed in the side surface of the connecting ring (702), an expansion spring (704) is arranged in the rebound groove (703), an expansion block (705) is fixedly connected to one end of the expansion spring (704), and two rebound grooves (703) are formed in the side surface of the connecting ring (702).

6. The apparatus of claim 5, wherein the sucker rod torque release device comprises: inlay lower surface fixedly connected with extension spring (801) of establishing ring (8), the lower extreme and the connecting block (701) of extension spring (801) are fixed, the diameter of go-between (702) is greater than the diameter that stretches out groove (507), it inlays establishes ring (8) and inlays the inside of establishing groove (506) at the annular to inlay.