CN212867440U

CN212867440U - Aluminum alloy underground drill rod

Info

Publication number: CN212867440U
Application number: CN202020921806.5U
Authority: CN
Inventors: 陈健; 涂君
Original assignee: Tianjin Baian Technology Co ltd
Current assignee: Tianjin Baian Technology Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-04-02
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses an aluminum alloy downhole drill rod, which belongs to the technical field of drill rods and comprises a mounting plate, threaded rods penetrate through two sides of the mounting plate, the upper ends of the threaded rods are detachably connected with fixing nuts, the lower ends of the threaded rods are detachably connected with fixing shafts, a plurality of fixing shafts are arranged on the fixing plate, the lower ends of the connecting shafts are fixedly connected with upper drill rods, the bottoms of the upper drill rods are fixedly connected with upper drill rod connectors, and the bottoms of the upper drill rods are matched and connected with connecting sleeve rods, so that the aluminum alloy downhole drill rod is convenient to install and disassemble, simple in structure and convenient to maintain, and can avoid the fracture part of an aluminum alloy drill rod body from being separated from the rest part when the drill rod body is fractured, thereby avoiding the fracture part from falling off and being unable to be taken out in drilling and the drilling waste caused by the fracture, the drilling efficiency is improved.

Description

Aluminum alloy underground drill rod

Technical Field

The utility model relates to a drilling rod technical field especially relates to an aluminum alloy drilling rod in pit.

Background

The aluminum alloy drill pipe has the advantages and the characteristics of light self weight, high mass-to-strength ratio, fatigue resistance and the like, along with the application of special process wells such as ultra-deep wells, ultra-long horizontal wells, ultra-long extended reach wells and the like and the popularization of underground power drilling tools, more and more aluminum alloy drill pipes are applied, and according to statistics of relevant data, in recent years, in the exploration and development of oil and gas resources in Russia, 70% of oil wells adopt the aluminum alloy drill pipes. At present, the aluminum alloy drill pipe has two structures, one is an all-aluminum alloy drill pipe, the whole drill pipe is made of an aluminum alloy material, and the other is an aluminum alloy drill pipe with a steel joint, namely, the pipe body part is made of an aluminum alloy material, and the joint is made of carbon steel. Because the aluminum alloy drill pipe body is low in strength and hardness, the aluminum alloy drill pipe body also needs to be specially protected even in the normal loading, unloading and transferring processes, so that the aluminum alloy drill pipe body is prevented from being mechanically damaged in the transportation process.

Patent No. 201020138018.5 discloses a water exploration drilling rod, it forms through the screw thread butt joint by multisection drilling rod, there is the limbers at the drilling rod center, the drilling rod afterbody is for having the female joint of internal screw thread, the drilling rod front portion is for having the male joint of external screw thread, the export of male joint limbers is the taper hole, the limbers import size of female joint is not less than the maximum diameter of male joint limbers export, the limbers import of female joint radially alternates to weld has the backing pin, at least the choked flow spin is equipped with in the space between female joint limbers import of one pair of drilling rod that docks and the male joint limbers export, the diameter of choked flow spin is greater than the minimum diameter of toper limbers export, be less than the maximum diameter of toper limbers. The utility model discloses can prevent the drilling rod return water, solve the colliery in the pit drilling rod drilling a series of problems that the return water brought, eliminate the rig that the return water causes and operating personnel's potential safety hazard to connect quick nimble, the adaptation performance is strong.

The drill rod of the above technology has the following disadvantages: 1. this drilling rod is inconvenient to be installed with the rig, can not conveniently dismantle the maintenance simultaneously, can leave over underground when drilling rod work fracture, and inconvenient taking out for this reason, we propose an aluminum alloy drilling rod in pit.

SUMMERY OF THE UTILITY MODEL

The utility model provides an aluminum alloy drilling rod in pit, easy to assemble and dismantlement, simple structure, the maintenance of being convenient for can avoid the fracture portion of aluminum alloy drilling rod body to break away from rather than remaining part when drilling rod body fracture simultaneously to when taking out the aluminum alloy drilling rod body, can together take out the fracture portion, thereby avoid aluminum alloy drilling rod body fracture back, the fracture portion drops and can't take out in the well drilling, and the well drilling that leads to is useless, improves drilling efficiency.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of aluminum alloy is drilling rod in pit, the mounting panel comprises a mounting panel, the threaded rod runs through in the mounting panel both sides, the threaded rod upper end can be dismantled and be connected with fixation nut, the threaded rod lower extreme can be dismantled and be connected with fixed axle and have a plurality ofly, fixed surface is connected with the connecting axle under the mounting panel, the drilling rod is gone up to connecting axle lower extreme fixedly connected with, go up drilling rod bottom fixedly connected with and go up the drilling rod connector, it is connected with the connecting loop pole to go up drilling rod bottom cooperation, the cooperation of connecting loop pole lower surface is connected with the drill bit.

Optionally, an upper connector is arranged on the upper surface of the connecting head rod, an upper fixing plate is fixedly connected with the lower surface of the upper connector, a fixed connecting rod is fixedly connected with the lower surface of the upper fixing plate, a lower fixing plate is fixedly connected with the bottom end of the fixed connecting rod, a lower connector is arranged at the bottom end of the connecting loop rod, and external threads are arranged on the top tube of the connecting loop rod and the outer side wall of the bottom end of the connecting loop rod.

Optionally, go up drilling rod bottom and drill bit top both sides and all install the anchor strut, the anchor strut inside wall is all seted up threadedly, it is connected with the surface and all has seted up threadedly to go up drilling rod connector and drill bit, it has all seted up the internal thread to go up interface and lower interface inside wall.

The utility model has the advantages as follows:

the embodiment of the utility model provides an aluminum alloy drilling rod in pit:

1. the upper drill rod is fixed together with the connecting plate through a connecting shaft, threaded rods penetrate through two sides of the connecting plate, the lower ends of the threaded rods are fixed on the connecting plate through fixed shafts, meanwhile, fixing nuts are installed at the upper ends of the threaded rods, the fixing nuts are disassembled through thread fit, the threaded rods are installed on a drilling machine, the fixing nuts are twisted through thread fit to fix the threaded rods on the drilling machine, the upper drill rod is indirectly fixed on the drilling machine, the installation speed is high, the time is saved, meanwhile, an upper drill rod connector is installed at the bottom end of the upper drill rod, reinforcing sleeve rods are fixed on two sides of the upper drill rod, threads are respectively arranged in the reinforcing sleeve rods and on the surface of the upper drill rod, the bottom end of the upper drill rod is connected with a connecting sleeve rod through thread fit, an upper connector is arranged at the upper end of the connecting sleeve rod, a lower connector is arranged at the, the upper drill rod is fixedly connected with the connecting sleeve rod, the outer sides of the upper end and the lower end of the connecting sleeve are provided with external threads, the external threads are matched with the internal mutual threads of the reinforcing sleeve rod, so that the upper drill rod is more tightly connected with the connecting sleeve rod and is not easy to damage, and the drill bit is convenient to disassemble and maintain, and is connected with the connecting sleeve rod through the drill bit connector in a threaded fit manner, and is reinforced through the reinforcing sleeve rod, so that the fixing sleeve rod is more tightly fixed and is also convenient to disassemble, an upper fixing rod is fixed at the bottom end of the upper connecting port of the connecting sleeve, a lower fixing rod is fixed at the top end of the lower connecting port, and is fixed in the connecting sleeve rod through the matching of the upper fixing rod and the lower fixing rod, when the external sleeve is broken, the fixing connecting rod can prevent the broken part of the, thereby avoid the aluminium alloy drilling rod body fracture back, the fracture portion drops and can't take out in the well drilling, and the well drilling that leads to is useless, improves well drilling efficiency.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of an aluminum alloy downhole drill pipe according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a connecting sleeve rod of an aluminum alloy downhole drill rod according to an embodiment of the present invention;

in the figure: 1. mounting a plate; 2. fixing a nut; 3. a fixed shaft; 4. a threaded rod; 5. a connecting shaft; 6. a drill rod is arranged; 7. a female joint; 8. connecting the loop bar; 9. a drill bit connector; 10. a drill bit; 11. an upper interface; 12. an upper fixing rod; 13. a fixed connecting rod; 14. a lower fixing rod; 15. a lower interface; 16. and (4) external threads.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

An aluminum alloy downhole drill rod according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 2.

Referring to fig. 1-2, the embodiment of the utility model provides a pair of aluminum alloy drilling rod in pit, including mounting panel 1, threaded rod 4 runs through in 1 both sides of mounting panel, threaded rod 4 upper end can be dismantled and be connected with fixation nut 2, 4 lower extremes of threaded rod can be dismantled and be connected with fixed axle 3 and have a plurality ofly, 1 fixed surface is connected with connecting axle 5 under the mounting panel, 5 lower extreme fixedly connected with of connecting axle go up drilling rod 6, go up drilling rod 6 bottom fixedly connected with and go up drilling rod connector 7, it is connected with connecting loop bar 8 to go up the cooperation of 6 bottoms of drilling rod, the cooperation of 8 lower surfaces of connecting loop bar is connected with drill bit 10, fixed surface is connected with drill bit connector 9 on the drill.

The example, through last drilling rod connector 7, go up interface 11, lower interface 15 and drill bit connector 9 mutually support easy to assemble and dismantlement, moreover, the steam generator is simple in structure, the maintenance of being convenient for, simultaneously can avoid the fracture part of aluminum alloy drilling rod body to break away from rather than remaining part when the drilling rod body breaks through fixed connecting rod 13, so that when taking out the aluminum alloy drilling rod body, can together take out the fracture part, thereby avoid aluminum alloy drilling rod body fracture back, the fracture part drops and can't take out in the well drilling, and the well drilling that leads to is useless, and the efficiency of well drilling is improved.

Referring to fig. 2, an upper interface 11 has been seted up to connecting loop bar 8 upper surface, interface 11 lower fixed surface is connected with upper fixed plate 12, upper fixed plate 12 lower fixed surface is connected with fixed link rod 13, fixed link rod 13 bottom fixed connection has lower fixed plate 14, lower interface 15 has been seted up to connecting loop bar 8 bottom, external screw thread 16 has all been seted up to connecting loop bar 8 top and bottom lateral wall.

By way of example, the fixed connecting rod 13 is fixed inside the connecting sleeve rod 8 through the matching of the upper fixing rod 12 and the lower fixing plate 14, when the external connecting sleeve 8 is broken, the fixed connecting rod 13 can prevent the broken part of the aluminum alloy drill rod body from being separated from the rest part, so that when the aluminum alloy drill rod body is pulled out, the broken part can be pulled out together, and therefore after the aluminum alloy drill rod body is broken, the broken part falls out of a drilled well and cannot be taken out, the drilled well caused by the broken part is avoided, and the drilling efficiency is improved.

Referring to fig. 1, go up 6 bottoms of drilling rods and drill bit 10 top both sides and all install and consolidate the loop bar, consolidate the loop bar inside wall and all seted up the screw thread, go up drilling rod connector 7 and drill bit connector 9 surface and all seted up the screw thread, go up

interface

11 and 15 inside walls of lower interface and all seted up the internal thread.

By way of example, the upper connector 11 is connected with the upper drill rod connector 7 at the bottom end of the upper drill rod 6 through thread fit, so that the upper drill rod 6 is fixedly connected with the connecting sleeve rod 8, and the upper drill rod 6 is connected with the connecting sleeve rod 8 more closely and not easily damaged through the mutual fit of the external thread 16 and the thread inside the reinforcing sleeve rod, and meanwhile, the upper drill rod is convenient to detach for maintenance.

When the drilling machine is used, the upper drill rod 6 is installed together with the drilling machine through the mounting plate 1, the upper drill rod 6 is fixed together with the mounting plate 1 through the connecting shaft 5, threaded rods 4 penetrate through two sides of the mounting plate 1, the lower ends of the threaded rods 4 are fixed on the mounting plate 1 through the fixing shafts 3, meanwhile, the upper ends of the threaded rods 4 are provided with fixing nuts 2, the fixing nuts 2 are disassembled through thread matching, the threaded rods 4 are installed on the drilling machine, then the fixing nuts 2 are twisted through thread matching, the threaded rods 4 are fixed on the drilling machine, the upper drill rod 6 is indirectly fixed on the drilling machine, the installation speed is high, the time is saved, meanwhile, the lower end of the upper drill rod 6 is provided with an upper drill rod connector 7, reinforcing sleeve rods are fixed on two sides, threads are respectively arranged inside the reinforcing sleeve rods and on the surface of the upper connector drill rod 7, the lower end of the, the lower end is provided with a lower connector 15, the upper connector 11 and the lower connector 15 are both provided with internal threads, the upper connector 11 is connected with an upper drill rod connector 7 at the bottom end of an upper drill rod 6 through thread fit, so that the upper drill rod 6 is fixedly connected with a connecting sleeve rod 8, the outer sides of the upper end and the lower end of the connecting sleeve 8 are provided with external threads 16, the external threads 16 are matched with the threads inside a reinforcing sleeve rod, so that the upper drill rod 6 is more tightly connected with the connecting sleeve rod 8 and is not easy to damage, and the drill bit 10 is fixed with a drill bit connector 9 which is connected with the connecting sleeve rod 8 through thread fit, and is reinforced through the reinforcing sleeve rod, the fixing is more tight and the dismounting is also convenient, meanwhile, the bottom end of the upper connector 11 of the connecting sleeve 8 is fixed with an upper fixing rod 12, and the top end of the lower connector 15, make fixed link 13 fix inside connecting sleeve 8 through the cooperation of upper fixed rod 12 and bottom plate 14, when external connection sleeve 8 broke, fixed link 13 can avoid the fracture portion of aluminum alloy drilling rod body to break away from with the rest, so that when taking out the aluminum alloy drilling rod body, can together take out the fracture portion, thereby avoid aluminum alloy drilling rod body fracture back, the fracture portion drops and can't take out in the well drilling, and the well drilling that leads to is useless, improved drilling efficiency.

The utility model relates to an aluminum alloy underground drill rod, which comprises a 1 and a mounting plate; 2. Fixing a nut; 3. a fixed shaft; 4. a threaded rod; 5. a connecting shaft; 6. a drill rod is arranged; 7. a female joint; 8. Connecting the loop bar; 9. a drill bit connector; 10. a drill bit; 11. an upper interface; 12. an upper fixing rod; 13. a fixed connecting rod; 14. a lower fixing rod; 15. a lower interface; 16. the external thread and the component are all universal standard parts or components known to those skilled in the art, and the structure and principle of the external thread and the component are known to those skilled in the technical manual or by routine experiments.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides an aluminum alloy drilling rod in pit, includes mounting panel (1), its characterized in that, threaded rod (4) are run through to mounting panel (1) both sides, threaded rod (4) upper end can be dismantled and be connected with fixation nut (2), threaded rod (4) lower extreme can be dismantled and be connected with fixed axle (3) and fixed axle (3) have a plurality ofly, mounting panel (1) lower fixed surface is connected with connecting axle (5), drilling rod (6) are gone up to connecting axle (5) lower extreme fixedly connected with, go up drilling rod (6) bottom fixedly connected with and go up drilling rod connector (7), it is connected with connecting loop bar (8) to go up drilling rod (6) bottom cooperation, connecting loop bar (8) lower surface cooperation is connected with drill bit (10), fixed surface is connected with drill bit connector (9) on drill bit (.

2. An aluminum alloy downhole drilling rod according to claim 1, wherein the upper surface of the connecting sleeve rod (8) is provided with an upper joint (11), the lower surface of the upper connector (11) is fixedly connected with an upper fixing plate (12), the lower surface of the upper fixing plate (12) is fixedly connected with a fixed connecting rod (13), the bottom end of the fixed connecting rod (13) is fixedly connected with a lower fixed plate (14), the bottom end of the connecting loop bar (8) is provided with a lower connector (15), external threads (16) are arranged on the outer side walls of the top end and the bottom end of the connecting loop bar (8), reinforcing sleeve rods are respectively arranged at the bottom end of the upper drill rod (6) and the two sides of the top end of the drill bit (10), the inner side wall of the reinforcing sleeve rod is provided with threads, the surfaces of the upper drill rod connector (7) and the drill bit connector (9) are provided with threads, internal threads are formed in the inner side walls of the upper connector (11) and the lower connector (15).