CN212454284U

CN212454284U - Core section rod of drill rod

Info

Publication number: CN212454284U
Application number: CN202021287407.4U
Authority: CN
Inventors: 常琦
Original assignee: Nantong Geleisi Intelligent Environmental Protection Equipment Co ltd
Current assignee: Nantong Geleisi Intelligent Environmental Protection Equipment Co ltd
Priority date: 2020-07-05
Filing date: 2020-07-05
Publication date: 2021-02-02
Anticipated expiration: 2030-07-05

Abstract

The utility model discloses a core rod of a drill rod, which comprises a connecting piece, wherein the side wall of the lower end of the connecting piece is fixedly provided with a latch, the lower part of the connecting piece is provided with a fixed seat, the inner side wall of the fixed seat is fixedly provided with a buckle, the inner bottom wall of the fixed seat is fixedly provided with a shock pad, the upper end of the shock pad is tangentially arranged with the lower end of the connecting piece, the lower end surface of the fixed seat is welded with an underframe, the inner part of the underframe is movably connected with a connecting column, the connecting column is movably connected with a nut, the lower end of the connecting column is fixedly connected with a fixed frame, the fixed frame is internally connected with a connecting shaft, the side wall of the connecting shaft is connected with a bottom connecting piece, the side wall of the bottom connecting piece is fixedly provided with a fixed block, the two, the practicality is strong, the dismouting of being convenient for, and difficult fracture takes place in the work of reality, and steadiness can be good.

Description

Core section rod of drill rod

Technical Field

The utility model belongs to the technical field of the core festival pole, concretely relates to core festival pole of drilling rod.

Background

The drill rod is a steel pipe with threads at the tail part and is used for connecting surface equipment of a drilling machine and drilling and grinding equipment or a bottom hole device at the bottom end of a drilled well. The purpose of the drill pipe is to carry drilling mud to the drill bit and, together with the drill bit, raise, lower or rotate the bottom hole assembly. The drill pipe must be able to withstand large internal and external pressures, twists, bends and vibrations. In the process of oil and gas exploitation and extraction, the drill pipe can be used for multiple times. The drill rods are divided into a kelly, a drill rod and a weighted drill rod.

In the actual working process, the drill rod is easy to fall off and break, and is not easy to extract, so that the cost is increased, the subsequent processing is greatly influenced, and the actual working period is prolonged; the drill rod core section rod in the prior art is mostly of an integral structure, is not easy to disassemble, assemble and replace, and is limited in practicability.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a core festival pole of drilling rod to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a core festival pole of drilling rod, includes the connecting piece, the lateral wall fixed mounting of connecting piece lower extreme has the latch, the below of connecting piece is equipped with the fixing base, the inside wall fixed mounting of fixing base has the buckle tooth, the interior diapire fixed mounting of fixing base has the shock pad, the upper end of shock pad and the tangent setting of the lower extreme of connecting piece, the lower terminal surface welding of fixing base has the chassis, the inside swing joint of chassis has even post, swing joint has the nut on even post, the lower extreme fixedly connected with mount of even post, mount internal connection has even axle, the lateral wall of even axle is connected with a bottom connector, the lateral wall fixed mounting of bottom connector has the fixed block, the both ends swing joint of even axle has the nut, the lateral wall of fixing base is provided with.

Preferably, the connecting piece is internally provided with a connecting groove.

Preferably, the latch and the buckle tooth are symmetrically provided with a plurality of groups, the distance between the latch and the buckle tooth is consistent with the size of the buckle tooth, and the latch and the buckle tooth are in sliding connection.

Preferably, the fixing base is of a U-shaped structure, a sinking groove is formed in the inner bottom wall of the fixing base, and the lower end of the shock pad is arranged in the sinking groove.

Preferably, the shock pad is made of metal rubber materials.

Preferably, a threaded hole is formed in the center of the lower end face of the bottom frame, external threads are formed in the side wall of the connecting column, and the connecting column is connected with the bottom frame and the nut through threads.

Preferably, through holes are formed in the fixing frame, the bottom connecting piece and the fixing block, the connecting shaft penetrates through the fixing frame, the bottom connecting piece and the fixing block through the through holes, threaded connecting portions are arranged at two ends of the connecting shaft, and the connecting shaft is connected with the screw cap through threads.

Preferably, the positioning seat is of a laterally-arranged U-shaped structure, the inner diameter of the U-shaped groove is consistent with the height of the fixing seat, a concave part is formed in the side wall of the connecting piece, and the upper end of the positioning seat is buckled in the concave part.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the core section rod of this drilling rod, latch and the equal symmetry of knot tooth are equipped with the multiunit, and adjacent the interval of latch is unanimous with the size of detaining the tooth, and latch and knot tooth sliding connection are convenient for carry out the dismouting to connecting piece and fixing base, and the steadiness of connecting piece and fixing base can be guaranteed with the connection of detaining the tooth to the latch.

(2) The utility model discloses a drilling rod, this core festival pole of drilling rod, terminal surface center department is equipped with the screw hole under the chassis, the lateral wall of even post is equipped with the external screw thread, even the post is connected through the screw thread with chassis and nut, the mount, be equipped with the through-hole in end connecting piece and the fixed block, even the axle runs through the mount by the through-hole, end connecting piece and fixed block, and the both ends of even axle are equipped with threaded connection portion, even the axle is connected with the nut through the screw thread, connect simply, the dismouting of being convenient for, and the U type structure of positioning seat for the side, and the internal diameter in U type groove and the highly uniform of fixing base, and the lateral wall of connecting piece has seted up the depressed part, the.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a front view of the connector of the present invention;

fig. 3 is a front view of the fixing base of the present invention;

fig. 4 is a front view of the present invention.

In the figure: 1. a connecting member; 2. connecting grooves; 3. clamping teeth; 4. a fixed seat; 5. buckling teeth; 6. a shock pad; 7. a chassis; 8. connecting the columns; 9. a nut; 10. a fixed mount; 11. a connecting shaft; 12. a bottom connector; 13. a fixed block; 14. a nut; 15. a positioning seat.

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, the present invention provides a core rod of a drill rod, including a connecting member 1, a latch 3 is fixedly mounted on a side wall of a lower end of the connecting member 1, a fixing seat 4 is disposed below the connecting member 1, a buckle 5 is fixedly mounted on an inner side wall of the fixing seat 4, a shock pad 6 is fixedly mounted on an inner bottom wall of the fixing seat 4, an upper end of the shock pad 6 is tangent to a lower end of the connecting member 1, a bottom frame 7 is welded on a lower end surface of the fixing seat 4, a connecting column 8 is movably connected inside the bottom frame 7, a nut 9 is movably connected on the connecting column 8, a fixing frame 10 is fixedly connected to a lower end of the connecting column 8, a connecting shaft 11 is connected inside the fixing frame 10, a bottom connecting member 12 is connected to a side wall of the connecting shaft 11, a fixing block 13 is fixedly mounted on a side wall of the bottom connecting, the outer side wall of the fixed seat 4 is provided with a positioning seat 15.

In this embodiment, preferably, the connecting groove 2 is provided inside the connecting member 1, and the connecting groove 2 is convenient for connection and is simple to operate.

In this embodiment, preferably, latch 3 and the equal symmetry of tooth 5 are equipped with the multiunit, and adjacent the interval of latch 3 is unanimous with the size of tooth 5, and latch 3 and tooth 5 sliding connection are convenient for carry out the dismouting to connecting piece 1 and fixing base 4, and the steadiness of connecting piece 1 and fixing base 4 can be guaranteed in the connection of latch 3 and tooth 5.

In this embodiment, preferably, the fixing base 4 is a U-shaped structure, and the inner bottom wall of the fixing base 4 is provided with a sinking groove, and the lower end of the shock pad 6 is arranged in the sinking groove, so that the shock pad 6 is conveniently fixed, and the stability is good.

In this embodiment, the cushion pad 6 is preferably made of metal rubber, which can effectively improve the damping performance of the connector 1.

In this embodiment, preferably, terminal surface center department is equipped with the screw hole under chassis 7, and the lateral wall of even post 8 is equipped with the external screw thread, and even post 8 is connected through the screw with chassis 7 and nut 9, is convenient for carry out the dismouting with even post 8 and chassis 7, and the practicality is strong.

In this embodiment, preferably, through holes are formed in the fixing frame 10, the bottom connecting member 12 and the fixing block 13, the connecting shaft 11 penetrates through the fixing frame 10, the bottom connecting member 12 and the fixing block 13 through the through holes, threaded connection portions are arranged at two ends of the connecting shaft 11, and the connecting shaft 11 is connected with the nut 14 through threads, so that the connecting shaft 11, the fixing frame 10, the bottom connecting member 12 and the fixing block 13 can be conveniently disassembled and assembled, and the operation is simple.

In this embodiment, preferably, the positioning seat 15 is a U-shaped structure disposed on the side, the inner diameter of the U-shaped groove is the same as the height of the fixing seat 4, the side wall of the connecting piece 1 is provided with a recessed portion, the upper end of the positioning seat 15 is fastened in the recessed portion, so that the positioning seat 15 is conveniently dismounted, the fixing seat 4 and the connecting piece 1 can be fixedly positioned by the positioning seat 15, and therefore the stability of the drill rod is improved.

The utility model discloses a theory of operation and use flow: the connecting piece 1 is internally provided with a connecting groove 2 which is convenient to connect through the connecting groove 2, the operation is simple, the side wall at the lower end of the connecting piece 1 is fixedly provided with a latch 3, the inner side wall of a fixed seat 4 is fixedly provided with a buckle 5, the latch 3 and the buckle 5 are symmetrically provided with a plurality of groups, the distance between the adjacent latches 3 is consistent with the size of the buckle 5, the latch 3 is in sliding connection with the buckle 5, the connecting piece 1 and the fixed seat 4 are convenient to disassemble and assemble, the connection between the latch 3 and the buckle 5 can ensure the stability of the connecting piece 1 and the fixed seat 4, the inside of the chassis 7 is movably connected with a connecting column 8, the connecting column 8 is movably connected with a nut 9, the lower end of the connecting column 8 is fixedly connected with a fixed frame 10, the inside of the fixed frame 10 is connected with a connecting shaft 11, the side wall of the connecting shaft 11 is connected with a bottom connecting, the outer side wall of the fixed seat 4 is provided with a positioning seat 15, the center of the lower end face of the bottom frame 7 is provided with a threaded hole, the side wall of the connecting column 8 is provided with external threads, the connecting column 8 is connected with the bottom frame 7 and the nut 9 through threads, so that the connecting column 8 and the bottom frame 7 can be conveniently disassembled and assembled, the practicability is high, through holes are formed in the fixed frame 10, the bottom connecting piece 12 and the fixed block 13, the connecting shaft 11 penetrates through the fixed frame 10, the bottom connecting piece 12 and the fixed block 13 through the through holes, threaded connection parts are arranged at two ends of the connecting shaft 11, the connecting shaft 11 is connected with the nut 14 through threads, so that the connecting shaft 11, the fixed frame 10, the bottom connecting piece 12 and the fixed block 13 can be conveniently disassembled and assembled, the operation is simple, the positioning seat 15 is of a side U-shaped structure, the inner diameter of the U-, the fixing seat 4 and the connecting piece 1 can be positioned and fixed through the positioning seat 15, so that the stability of the drill rod is improved.

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. A core section rod of a drill rod comprises a connecting piece (1), and is characterized in that: the connecting piece is characterized in that a latch (3) is fixedly mounted on the side wall of the lower end of the connecting piece (1), a fixing seat (4) is arranged below the connecting piece (1), a buckle (5) is fixedly mounted on the inner side wall of the fixing seat (4), a shock pad (6) is fixedly mounted on the inner bottom wall of the fixing seat (4), the upper end of the shock pad (6) is arranged in a tangent mode with the lower end of the connecting piece (1), an underframe (7) is welded on the lower end face of the fixing seat (4), a connecting column (8) is movably connected inside the underframe (7), a nut (9) is movably connected on the connecting column (8), a fixing frame (10) is fixedly connected at the lower end of the connecting column (8), a connecting shaft (11) is connected inside the fixing frame (10), a bottom connecting piece (12) is connected to the side wall of the connecting shaft (11), and, both ends swing joint of even axle (11) has nut (14), the lateral wall of fixing base (4) is provided with positioning seat (15).

2. A core rod of a drill rod according to claim 1, wherein: the connecting piece (1) is internally provided with a connecting groove (2).

3. A core rod of a drill rod according to claim 1, wherein: the latch (3) and the buckle (5) are symmetrically provided with a plurality of groups, and are adjacent to each other, the distance between the latch (3) is consistent with the size of the buckle (5), and the latch (3) is connected with the buckle (5) in a sliding manner.

4. A core rod of a drill rod according to claim 1, wherein: the fixing seat (4) is of a U-shaped structure, a sinking groove is formed in the inner bottom wall of the fixing seat (4), and the lower end of the shock pad (6) is arranged in the sinking groove.

5. A core rod of a drill rod according to claim 1, wherein: the shock pad (6) is made of metal rubber materials.

6. A core rod of a drill rod according to claim 1, wherein: the center of the lower end face of the bottom frame (7) is provided with a threaded hole, the side wall of the connecting column (8) is provided with an external thread, and the connecting column (8) is connected with the bottom frame (7) and the nut (9) through threads.

7. A core rod of a drill rod according to claim 1, wherein: the connecting shaft is characterized in that through holes are formed in the fixing frame (10), the bottom connecting piece (12) and the fixing block (13), the connecting shaft (11) penetrates through the fixing frame (10), the bottom connecting piece (12) and the fixing block (13) through the through holes, threaded connecting portions are arranged at two ends of the connecting shaft (11), and the connecting shaft (11) is connected with the screw cap (14) through threads.

8. A core rod of a drill rod according to claim 1, wherein: the positioning seat (15) is of a laterally arranged U-shaped structure, the inner diameter of the U-shaped groove is consistent with the height of the fixing seat (4), a concave part is formed in the side wall of the connecting piece (1), and the upper end of the positioning seat (15) is buckled in the concave part.