CN217582048U

CN217582048U - Portable drilling tool lifting short section

Info

Publication number: CN217582048U
Application number: CN202220910129.6U
Authority: CN
Inventors: 杨可成; 刘永意; 李增禄
Original assignee: Tianjin Run Bo Kate Petroleum Machinery Manufacturing Co ltd
Current assignee: Tianjin Run Bo Kate Petroleum Machinery Manufacturing Co ltd
Priority date: 2022-04-19
Filing date: 2022-04-19
Publication date: 2022-10-14
Anticipated expiration: 2032-04-19

Abstract

The utility model relates to a promote nipple joint technical field, specifically be a lightweight drilling tool promotes nipple joint, its whole weight is lighter, including promoting the nipple joint main part, it includes the linkage segment pole to promote the nipple joint main part, it subtracts heavy chamber to be provided with in the linkage segment pole, the middle part that subtracts heavy chamber is provided with the rice-shaped connecting block, the rice-shaped connecting block cooperatees with subtracting heavy chamber, the top of linkage segment pole is provided with the combination concave bar, the middle part of combination concave bar is provided with first fixed thread, the circular arc end of combination concave bar is provided with the first groove that subtracts of several, the first groove that subtracts of several is the annular and evenly sets up, the bottom of linkage segment pole is provided with the combination convex bar, the middle part of combination convex bar is provided with second fixed thread, every combination convex bar that promotes the nipple joint cooperatees with another combination concave bar that promotes the nipple joint, the circular arc end of combination convex bar is provided with the several second and subtracts the groove, the second of main part subtracts the annular and evenly sets up, the linkage segment pole is the integral type setting with combination concave bar and combination convex bar.

Description

Portable drilling tool lifting short section

Technical Field

The utility model relates to a promote nipple joint technical field, specifically be a lightweight drilling tool promotes nipple joint.

Background

As is well known, in the current oil drilling process, a heavy drilling tool on a well site, such as a drill pipe, a drill collar and the like, needs to be lifted to a drilling platform through a drilling tool lifting nipple, and is put into a well after being buckled and connected. The existing drilling tool lifting short section is integrated, the weight is about hundreds of jin, generally, the drilling tool lifting short section is lifted manually and then aligned with a drilling tool female fastener to be screwed and connected, and then the drilling tool lifting short section and the drilling tool are lifted together by a rope and a lifting hook to be lifted on a drill floor.

The whole weight of current drilling tool promotion nipple joint is overweight, consequently has the group to hang the problem that wastes time and energy, efficiency of construction is lower, the potential safety hazard is high, therefore we provide a lightweight drilling tool promotion nipple joint in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a lighter lightweight drilling tool of whole weight promotes nipple joint.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a following technical scheme: a light drilling tool lifting short section comprises a lifting short section main body, wherein the lifting short section main body comprises a connecting section rod, a weight reducing cavity is formed in the connecting section rod, a meter-shaped connecting block is arranged in the middle of the weight reducing cavity and matched with the weight reducing cavity, a combined concave rod is arranged at the top end of the connecting section rod, a first fixing thread is arranged in the middle of the combined concave rod, a plurality of first weight reducing grooves are formed in the arc end of the combined concave rod and uniformly arranged in an annular mode, a combined convex rod is arranged at the bottom end of the connecting section rod, a second fixing thread is arranged in the middle of the combined convex rod and matched with the first fixing thread in a threaded mode, a combined convex rod of each lifting short section is matched with a combined concave rod of the other lifting short section, a plurality of second weight reducing grooves are formed in the arc end of the combined convex rod, the second weight reducing grooves of the main body are uniformly arranged in an annular mode, and the connecting section rod, the combined concave rod and the combined convex rod are arranged in an integrated mode.

Furthermore, the improvement of the utility model is that the depth of the plurality of second lightening grooves is larger than that of the first lightening grooves.

On the basis of the above content, the improvement of the utility model is that the edges of the connecting section rod, the rice-shaped connecting block, the combined concave rod and the combined convex rod are all arranged in a round angle shape.

Further, the utility model discloses an improvement has, and rice shape connecting block is interference fit with the cooperation mode that subtracts between the heavy chamber.

Furthermore, the utility model discloses an improvement has, and the cooperation mode between the combination convex beam of every promotion nipple joint and the combination concave beam of another promotion nipple joint is transition fit.

(III) advantageous effects

Compared with the prior art, the utility model provides a lightweight drilling tool promotes nipple joint possesses following beneficial effect:

this lightweight drilling tool promotes nipple joint, through setting up linkage segment pole, rice shape connecting block, combination concave pole and combination convex beam, makes this lightweight drilling tool promote the whole weight of nipple joint and obtains reducing to promoted the whole efficiency that the group hung, make the efficiency of construction obtain promoting and reduced the potential safety hazard, this lightweight drilling tool promotes the practicality of nipple joint stronger.

Drawings

FIG. 1 is a schematic side view of the present invention;

FIG. 2 is a sectional side view of the assembled state of the present invention;

fig. 3 is an enlarged partial axial sectional view of the present invention at a shown in fig. 2.

In the figure: 1. a connecting section rod; 2. a weight-loss cavity; 3. a rice-shaped connecting block; 4. a combined concave rod; 5. a first fixing thread; 6. a first weight-reducing slot; 7. a combined convex rod; 8. a second fixing thread; 9. a second weight-reducing slot.

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. 1-3, the utility model relates to a portable drilling tool lifting short section, which comprises a lifting short section main body, the lifting short section main body comprises a connecting section rod 1, a weight reducing cavity 2 is arranged in the connecting section rod 1, a rice-shaped connecting block 3 is arranged in the middle of the weight reducing cavity 2, the rice-shaped connecting block 3 is matched with the weight reducing cavity 2, the matching mode between the rice-shaped connecting block 3 and the weight reducing cavity 2 is interference fit, the matching between the rice-shaped connecting block 3 and the weight reducing cavity 2 is tighter, so as to ensure the overall strength of the lifting short section, a combined concave rod 4 is arranged at the top end of the connecting section rod 1, a first fixed thread 5 is arranged in the middle of the combined concave rod 4, a plurality of first weight reducing grooves 6 are uniformly arranged in an annular shape, a combined convex rod 7 is arranged at the bottom end of the connecting section rod 1, a second fixed thread 8 is arranged in the middle of the combined convex rod 7, the second fixed thread 8 is in threaded fit with the first fixed thread 5, the combined convex rod 7 of each lifting short section is matched with the combined concave rod 4 of another lifting short section, the matching mode between the combined convex rod 7 of each lifting short section and the combined concave rod 4 of another lifting short section is in transition fit, the matching between the combined convex rod 7 of each lifting short section and the combined concave rod 4 of another lifting short section is more stable, and therefore the portable drilling tool is more convenient to use, a plurality of second weight reducing grooves 9 are formed in the arc end of the combined convex rod 7, the depth of the second weight reducing grooves 9 is larger than that of the first weight reducing grooves 6, the weight reducing effect of the lifting short section of the portable drilling tool is maximized, the second weight reducing grooves 9 of the main body are uniformly arranged in an annular mode, the connecting section rod 1, the combined concave rod 4 and the combined convex rod 7 are arranged in an integrated mode, the connecting section rod 1, the connecting section rod 4 and the combined convex rod 7 are arranged in an integrated mode, the edge of rice shape connecting block 3, combination concave beam 4 and combination convex beam 7 all is fillet form setting, makes this lightweight drilling tool promote the nipple joint can not the fish tail user when using, and the whole weight that this lightweight drilling tool promoted the nipple joint obtains reducing by a wide margin.

To sum up, this portable drilling tool promotes nipple joint, when using, with a portable drilling tool promote the combination concave bar 4 of nipple joint and another portable drilling tool promote the combination convex bar 7 of nipple joint through second fixed thread 8 with first fixed thread 5 the cooperation fix can, it through set up first subtract heavy groove 6, the second subtracts heavy groove 9 and subtract heavy chamber 2, and set up rice shape connecting block 3, make this portable drilling tool promote the nipple joint and reduced self weight when guaranteeing its intensity by a wide margin, thereby promoted the whole efficiency of group hanging, make the efficiency of construction obtain promoting, and reduced the potential safety hazard, this portable drilling tool promotes the practicality of nipple joint stronger.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 portable drilling tool promotes nipple joint, includes promotion nipple joint main part, its characterized in that: the lifting short section main body comprises a connecting section rod (1), a weight reducing cavity (2) is formed in the connecting section rod (1), a meter-shaped connecting block (3) is arranged in the middle of the weight reducing cavity (2), the meter-shaped connecting block (3) is matched with the weight reducing cavity (2), a combined concave rod (4) is arranged at the top end of the connecting section rod (1), a first fixing thread (5) is arranged in the middle of the combined concave rod (4), a plurality of first weight reducing grooves (6) are formed in the arc end of the combined concave rod (4), a plurality of first weight reducing grooves (6) are annularly and uniformly arranged, a combined convex rod (7) is arranged at the bottom end of the connecting section rod (1), a second fixing thread (8) is arranged in the middle of the combined convex rod (7), the second fixing thread (8) is in threaded fit with the first fixing thread (5), each combined convex rod (7) of the lifting short section is matched with the combined concave rod (4) of another lifting short section, a plurality of combined convex rods (7) are arranged in an annular shape, and the combined convex rod (7) and the combined concave rod (9) and the combined concave rod (7) and the combined rod (7) are arranged in an annular shape.

2. The portable drilling tool lifting sub according to claim 1, characterized in that: the depth of the second lightening grooves (9) is larger than that of the first lightening grooves (6).

3. The portable drilling tool lifting sub of claim 1, wherein: edges of the connecting section rod (1), the meter-shaped connecting block (3), the combined concave rod (4) and the combined convex rod (7) are all arranged in a fillet shape.

4. The portable drilling tool lifting sub of claim 1, wherein: the rice-shaped connecting block (3) and the weight reducing cavity (2) are in interference fit in a matching mode.

5. The portable drilling tool lifting sub of claim 1, wherein: and the matching mode between the combined convex rod (7) of each lifting short section and the combined concave rod (4) of the other lifting short section is in transition matching.