CN219139000U

CN219139000U - Rotary drilling rig connection structure

Info

Publication number: CN219139000U
Application number: CN202320184925.0U
Authority: CN
Inventors: 齐登强; 秦正祥; 赵瑞来; 李安民; 刘子林; 董庆超; 胡玥; 于佳生; 胡立业; 杨怀鹏
Original assignee: China Construction First Group Corp Ltd; First Construction Co Ltd of China Construction First Group Corp Ltd
Current assignee: China Construction First Group Corp Ltd; First Construction Co Ltd of China Construction First Group Corp Ltd
Priority date: 2023-02-09
Filing date: 2023-02-09
Publication date: 2023-06-06
Anticipated expiration: 2033-02-09

Abstract

The utility model relates to a dig rig connection structure soon, especially relate to dig rig technical field soon, it includes coaxial first sleeve pipe and second sleeve pipe that sets up, first sleeve pipe is close to second sheathed tube one end and is equipped with the annular piece coaxial with first sleeve pipe, second sleeve pipe is close to first sheathed tube one end and is equipped with the ring channel that is used for holding the annular piece, all be equipped with a plurality of round holes around first sheathed tube axis ring on the wall of ring channel and the annular piece, wear to be equipped with first bolt in the round hole, be equipped with a plurality of locating pieces on the outer wall of annular piece, be equipped with the constant head tank that is used for holding the locating piece on the wall of ring channel, the inside sliding connection of annular piece has the go-between coaxial with the annular piece, the outer wall of go-between and the inner wall butt of annular piece, be equipped with a plurality of screw holes with round hole looks adaptation around the axis of go-between on the go-between, be equipped with the locking component that is used for locking go-between on the annular piece, this application is convenient for connect dig the sleeve pipe that the rig soon.

Description

Rotary drilling rig connection structure

Technical Field

The application relates to the technical field of rotary drilling rigs, in particular to a rotary drilling rig connecting structure.

Background

The rotary drilling rig is a construction machine suitable for pore-forming operation in building foundation engineering, is mainly suitable for soil layer construction of sandy soil, cohesive soil, silty soil and the like, and is widely applied to foundation construction of various foundations such as cast-in-place piles, continuous walls, foundation reinforcement and the like.

When the rotary drilling rig works, the sleeve is buried in soil, a part of the ground is exposed out of the top of the sleeve, then the drill rod of the rotary drilling rig drives the drill cylinder to perform rotary motion and vertical downward movement, the drill cylinder is located in the underground soil in the sleeve to perform rotary drilling, and after the drill cylinder is screwed into a preset position, the soil in the sleeve is rotationally dug to above the ground through the lifting of the drill rod.

For the related art, because the holes to be drilled are generally deeper, the sleeve is of a multi-section connection structure, the wall surfaces at the two ends of each section of sleeve are provided with round holes, and two sections of adjacent sleeves are connected through bolts.

Disclosure of Invention

In order to facilitate connection between casings for a rotary drilling rig, the present application provides a rotary drilling rig connection structure.

The application provides a dig rig connection structure soon adopts following technical scheme:

the utility model provides a dig rig connection structure soon, includes first sleeve pipe and the second sleeve pipe of coaxial setting, first sleeve pipe is close to second sheathed tube one end and is equipped with the annular piece coaxial with first sleeve pipe, second sleeve pipe is close to first sheathed tube one end and is equipped with the ring channel that is used for holding the annular piece, all be equipped with a plurality of round holes around first sheathed tube axis ring on wall and the annular piece of ring channel, wear to be equipped with first bolt in the round hole, be equipped with a plurality of locating pieces on the outer wall of annular piece, be equipped with the constant head tank that is used for holding the locating piece on the wall of ring channel, the inside sliding connection of annular piece has the go-between coaxial with the annular piece, the outer wall of go-between and the inner wall butt of annular piece, be equipped with a plurality of screw holes with round hole looks adaptation around the axis of go-between on the go-between, be equipped with the locking subassembly that is used for locking the go-between on the annular piece.

By adopting the technical scheme, the connecting ring is slid into the annular block, the threaded holes are in one-to-one correspondence with the round holes in the annular block, the first sleeve and the second sleeve are connected together in a sliding mode, the round holes in the annular block are in one-to-one correspondence with the round holes in the annular groove, and the first bolts penetrate through the round holes and are in threaded connection with the threaded holes, so that the first sleeve and the second sleeve can be connected; when the connecting device is connected, the round hole is only required to be aligned with the threaded hole, then the first bolt is screwed tightly, the operation is more convenient and quick, and the mounting efficiency is improved.

Optionally, be equipped with the guide block on the inner wall of annular piece, the length direction of guide block is parallel with the axis of annular piece, be equipped with the guide slot with the guide block looks adaptation on the outer wall of go-between.

Through adopting above-mentioned technical scheme, guide block and guide slot cooperate, can make the go-between slide into annular piece after, the screw hole on the go-between is in coaxial position with the round hole on the annular piece, the installation of the first bolt of being convenient for.

Optionally, a limiting ring is arranged on the inner wall of the annular block, which is close to one end of the first sleeve, and the limiting ring and the annular block are coaxially arranged.

Through adopting above-mentioned technical scheme, during the installation go-between, with the go-between direct slip into annular piece inside, when go-between and annular piece butt, represent that the go-between has been installed in place, directly lock can, need not take time with the screw hole on the go-between with the round hole on the annular piece align, further simplified the operation.

Optionally, the locking assembly is including locating the connecting block of go-between one end, the connecting block is located the go-between and keeps away from first sheathed tube one end, the connecting block is located the outside of annular piece, connecting block and annular piece pass through second bolt fixed connection.

Through adopting above-mentioned technical scheme, the second bolt can be fixed the go-between on the annular piece, therefore can make first sleeve pipe and second sleeve pipe connect smoothly, and the connection structure of second bolt is simple, reliable and stable.

Optionally, the locking subassembly is including locating a plurality of first through-holes on the annular piece, be equipped with a plurality of second through-holes with first through-hole looks adaptation on the go-between, the second through-hole is less than first through-hole, be equipped with the lid in the first through-hole, one side that the lid is close to first through-hole diapire is equipped with the spliced pole, the diameter of spliced pole is the same with the aperture of second through-hole, one side that the lid is close to first through-hole diapire is equipped with first magnet piece, be equipped with on the diapire of first through-hole with first magnet piece looks second magnet piece of inhaling.

By adopting the technical scheme, when the connecting ring is locked, the cover body only needs to be slid into the first through hole, and after the cover body is slid in, the connecting column penetrates through the second through hole so as to limit the axial movement of the connecting ring, so that the operation is simple and convenient, and time and labor are saved; the first magnet block and the second magnet block are attracted, so that the possibility that the cover body accidentally falls off from the first through hole can be reduced, and the connecting ring is firmly connected to the annular block.

Optionally, a pull groove is arranged on one side of the cover body away from the connecting column.

Through adopting above-mentioned technical scheme, conveniently take out the lid from first through-hole to take off the go-between, change the go-between, thereby guarantee the connection effect.

Optionally, a side of the positioning block away from the first sleeve is triangular.

Through adopting above-mentioned technical scheme, the setting of triangle form makes the cooperation effect of locating piece and constant head tank better, and is more convenient when connecting first sleeve pipe and second sleeve pipe.

Optionally, a plurality of rubber bumps are arranged on one side, close to the outer wall surface of the annular groove, of the head of the first bolt, and grooves for accommodating the rubber bumps are formed around the round holes in the annular groove.

Through adopting above-mentioned technical scheme, after the first bolt is screwed, rubber bump and recess cooperate, can reduce the possibility that first bolted connection back is not hard up to guarantee first sleeve pipe and second sleeve pipe connection's steadiness.

In summary, the present application includes at least one of the following beneficial technical effects:

1. during installation, the connecting ring slides into the annular block, so that the threaded holes and the round holes are aligned one by one, then the connecting ring is locked through the locking assembly, the first sleeve and the second sleeve can be connected by screwing in the first bolt, the connecting process is simpler, more convenient and quicker, and the installation efficiency is improved.

2. The guide block is matched with the guide groove and the limiting ring is arranged, so that the installation of the connecting ring is more convenient, and the threaded holes and the round holes can be aligned one by one after the installation is completed, so that the first bolts can be conveniently installed.

3. The end of the positioning block is set to be triangular, so that the matching effect of the positioning block and the positioning groove is better, and the positioning block and the positioning groove are easier to align during installation, thereby being beneficial to ensuring the installation effect of the first sleeve and the second sleeve.

Drawings

FIG. 1 is a schematic view showing the structure of the first sleeve and the second sleeve in embodiment 1 of the present application in a separated state;

FIG. 2 is a schematic view of the construction of the second sleeve end of embodiment 1 of the present application;

FIG. 3 is a schematic structural view for showing the connection relationship of the connection ring and the first sleeve according to embodiment 1 of the present application;

fig. 4 is a schematic structural view for showing a first bolt according to embodiment 1 of the present application;

FIG. 5 is a cross-sectional view of the first sleeve and the second sleeve of example 1 of the present application when connected;

FIG. 6 is a cross-sectional view of embodiment 2 of the present application showing a locking assembly;

fig. 7 is an enlarged schematic view at a in fig. 6 of embodiment 2 of the present application.

Reference numerals: 1. a first sleeve; 11. an annular block; 111. a positioning block; 112. a guide block; 113. a limiting ring; 2. a second sleeve; 21. an annular groove; 211. a positioning groove; 212. a groove; 3. a round hole; 4. a first bolt; 41. rubber protruding points; 5. a connecting ring; 51. a cylinder; 511. a threaded hole; 52. a guide groove; 6. a locking assembly; 61. a connecting block; 62. a second bolt; 71. a first through hole; 711. a second magnet block; 72. a second through hole; 73. a cover body; 731. a connecting column; 732. a first magnet block; 733. and (5) pulling grooves.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

Example 1

The embodiment of the application discloses a rotary drilling rig connection structure. Referring to fig. 1 and 2, comprising: the first sleeve 1 and the second sleeve 2 are coaxially arranged, and the structures and the dimensions of the first sleeve 1 and the second sleeve 2 are identical, and a connection part of the first sleeve 1 and the second sleeve 2 is described below. An annular block 11 coaxial with the first sleeve 1 is welded at one end of the first sleeve 1 close to the second sleeve 2, the inner diameter of the annular block 11 is the same as the inner diameter of the first sleeve 1, and the outer diameter of the annular block 11 is smaller than the outer diameter of the first sleeve 1; the end of the second sleeve 2 close to the first sleeve 1 is provided with an annular groove 21 for accommodating the annular block 11, and the annular block 11 is matched with the annular groove 21, so that the first sleeve 1 and the second sleeve 2 can be better connected together. The wall surface of the annular groove 21 and the wall surface of the annular block 11 are respectively provided with a plurality of round holes 3 in a ring mode around the axis of the first sleeve 1, and first bolts 4 are arranged in the round holes 3 in a penetrating mode and used for fixedly connecting the first sleeve 1 with the second sleeve 2. The outer wall of the annular block 11 is welded with four positioning blocks 111, one side, far away from the first sleeve 1, of each positioning block 111 is arranged in a triangular shape, the four positioning blocks 111 are arranged in a circumferential array, four positioning grooves 211 for accommodating the positioning blocks 111 are formed in the end face of the second sleeve 2 where the annular groove 21 is located, the positioning blocks 111 are matched with the positioning grooves 211, positioning can be achieved when the first sleeve 1 and the second sleeve 2 are connected, and the round holes 3 in the first sleeve 1 are aligned with the round holes 3 in the second sleeve 2, so that subsequent installation is convenient.

Referring to fig. 3, a connecting ring 5 coaxially provided with the annular block 11 is slidably connected to the inside of the annular block 11, and the outer diameter of the connecting ring 5 is the same as the inner diameter of the annular block 11, so that the outer wall of the connecting ring 5 abuts against the inner wall of the annular block 11. The inside of go-between 5 is equipped with a plurality of cylinders 51 round the axis direction ring of go-between 5, and every cylinder 51 all suits with corresponding round hole 3, has offered screw hole 511 in the cylinder 51, supplies first bolt 4 to penetrate and carries out threaded connection. Referring to fig. 4, a plurality of rubber bumps 41 are adhered to one side of the head of the first bolt 4, which is close to the outer wall of the annular groove 21, a groove 212 for accommodating the rubber bumps 41 is formed around the round hole 3 on the outer wall of the annular groove 21, and after the first bolt 4 is screwed in, the rubber bumps 41 are positioned in the groove 212, so that the possibility of loosening after the first bolt 4 is connected is reduced, and the stability of connection is improved. In order to enable the connecting ring 5 to slide into the annular block 11, each cylinder 51 is located at the coaxial position with the round hole 3, referring to fig. 3, guide blocks 112 are welded on the inner wall of the annular block 11, four guide blocks 112 are arranged in a circumferential array, the length direction of each guide block 112 is parallel to the axis direction of the annular block 11, guide grooves 52 for accommodating the guide blocks 112 are formed in the outer wall of the connecting ring 5, the guide blocks 112 are matched with the guide grooves 52, the cylinders 51 can correspond to the round holes 3 after the connecting ring 5 is installed, and the first bolts 4 can be conveniently penetrated into the cylinders 51 for fixed connection. In order to further simplify the installation step of the connecting ring 5, the inner wall of the annular block 11, which is close to one end of the first sleeve 1, is welded with the limiting ring 113, the limiting ring 113 is coaxially arranged with the annular block 11, and when the connecting ring 5 is close to one end of the first sleeve 1 and is abutted against the limiting ring 113, the cylinder 51 and the round hole 3 are just in the coaxial position, so that the connecting ring 5 is more convenient to install.

In order to avoid that the connection ring 5 slides during the connection of the first sleeve 1 and the second sleeve 2, referring to fig. 1 and 5, the annular block 11 is provided with a locking assembly 6 for locking the connection ring 5. The locking assembly 6 comprises a plurality of connecting blocks 61 welded at one end of the connecting ring 5, the connecting blocks 61 are arranged at a plurality of positions, the connecting blocks 61 are located at one end, far away from the first sleeve 1, of the connecting ring 5, the connecting blocks 61 are located outside the annular block 11, connecting holes are formed in the connecting blocks 61, screw holes are formed in the end faces of the connecting ring 5, second bolts 62 penetrate through the connecting holes, and the second bolts 62 penetrate through the screw holes and are in threaded connection with the screw holes at the same time to fix the connecting ring 5.

The implementation principle of the embodiment 1 is as follows: before the first sleeve 1 and the second sleeve 2 are connected, the connecting ring 5 is slid into the annular block 11 on the first sleeve 1, the guide block 112 and the guide groove 52 are matched when the connecting ring 5 slides into the annular block until one end, close to the first sleeve 1, of the connecting ring 5 is abutted against the end face of the limiting ring 113, the connecting ring 5 is installed in place, at the moment, the cylinders 51 and the round holes 3 are in one-to-one correspondence, and the connecting ring 5 is fixed on the annular block 11 through the second bolts 62; the second sleeve 2 is then placed in a coaxial position with the first sleeve 1, the positioning block 111 is aligned with the positioning groove 211, then the second sleeve 2 is slid to be connected, after the positioning block 111 is completely slid into the positioning groove 211, the circular holes 3 on the annular block 11 and the annular groove 21 are positioned in a one-to-one correspondence, then the first bolts 4 are screwed in, and the first bolts 4 pass through the circular holes 3 and are in threaded connection with the threaded holes 511 on the cylinder 51, so that the first sleeve 1 and the second sleeve 2 are fixedly connected together.

Example 2

Referring to fig. 6 and 7, the difference between the present embodiment and embodiment 1 is that the locking assembly 6 of the present embodiment includes a plurality of first through holes 71 formed on the annular block 11, the plurality of first through holes 71 are arranged in a circumferential array, and a plurality of second through holes 72 corresponding to the first through holes 71 are formed on the connecting ring 5, and the aperture of the second through holes 72 is smaller than that of the first through holes 71; the cover body 73 is arranged in the first through hole 71 in a sliding way, the cover body 73 is in a cylindrical shape 51, the diameter of the cover body 73 is the same as the aperture of the first through hole 71, a connecting column 731 is welded on one side, close to the bottom wall of the first through hole 71, of the cover body 73, the axis of the connecting column 731 is overlapped with the axis of the cover body 73, the aperture of the connecting column 731 is the same as the aperture of the second through hole 72, and the length of the connecting column 731 is larger than the depth of the second through hole 72; a pull groove 733 is formed in one side, far away from the connecting column 731, of the cover body 73, so that an operator can conveniently pull out the cover body 73 outwards, and the operation is more convenient; after the cover 73 is fitted into the first through hole 71, the connection post 731 passes through the second through hole 72, so that the axial movement of the connection ring 5 can be restricted, thereby preliminarily fixing the connection ring 5.

In order to reduce the possibility that the cover 73 falls off after the cover 73 is fitted into the first through hole 71, referring to fig. 7, a first magnet block 732 is bonded to a side of the cover 73 close to the bottom wall of the first through hole 71, and a second magnet block 711 that attracts the first magnet block 732 is bonded to the bottom wall of the first through hole 71. After the cover 73 is installed, the first magnet block 732 and the second magnet block 711 are attracted, so that the cover 73 can be installed more firmly, and the locking of the connecting ring 5 can be further improved.

The implementation principle of the embodiment 2 is as follows: after the connecting ring 5 is installed in the annular block 11, the cover body 73 is slid into the first through hole 71, the connecting column 731 passes through the second through hole 72 along with the sliding of the cover body 73, and then the first magnet block 732 and the second magnet block 711 are attracted, so that the possibility that the cover body 73 falls off is reduced, the connection between the connecting ring 5 and the annular block 11 is more stable, and the connection between the first sleeve 1 and the second sleeve 2 is facilitated.

The foregoing is a preferred embodiment of the present application, and is not intended to limit the scope of the present application in this way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. A rotary drilling rig connection structure comprising: first sleeve pipe (1) and second sleeve pipe (2) of coaxial setting, first sleeve pipe (1) is close to the one end of second sleeve pipe (2) and is equipped with annular piece (11) coaxial with first sleeve pipe (1), second sleeve pipe (2) are close to the one end of first sleeve pipe (1) and are equipped with annular groove (21) that are used for holding annular piece (11), all be equipped with a plurality of round holes (3) around the axis ring of first sleeve pipe (1) on the wall of annular groove (21) and annular piece (11), wear to be equipped with first bolt (4) in round hole (3), be equipped with a plurality of locating pieces (111) on the outer wall of annular piece (11), be equipped with on the wall of annular groove (21) and be used for holding constant head tank (211), its characterized in that: the inside sliding connection of annular piece (11) has go-between (5) coaxial with annular piece (11), the outer wall of go-between (5) and the inner wall butt of annular piece (11), be equipped with a plurality of screw holes (511) with round hole (3) looks adaptation around the axis of go-between (5), be equipped with on annular piece (11) and be used for locking subassembly (6) of go-between (5).

2. The rotary drilling rig connection structure according to claim 1, wherein: the guide block (112) is arranged on the inner wall of the annular block (11), the length direction of the guide block (112) is parallel to the axis of the annular block (11), and the guide groove (52) matched with the guide block (112) is arranged on the outer wall of the connecting ring (5).

3. The rotary drilling rig connection structure according to claim 1, wherein: the inner wall of the annular block (11) close to one end of the first sleeve (1) is provided with a limiting ring (113), and the limiting ring (113) and the annular block (11) are coaxially arranged.

4. The rotary drilling rig connection structure according to claim 1, wherein: the locking assembly (6) comprises a connecting block (61) arranged at one end of the connecting ring (5), the connecting block (61) is arranged at one end, far away from the first sleeve (1), of the connecting ring (5), the connecting block (61) is arranged outside the annular block (11), and the connecting block (61) and the annular block (11) are fixedly connected through a second bolt (62).

5. The rotary drilling rig connection structure according to claim 1, wherein: locking subassembly (6) are including locating a plurality of first through-holes (71) on annular piece (11), be equipped with a plurality of second through-holes (72) with first through-hole (71) looks adaptation on go-between (5), second through-hole (72) are less than first through-hole (71), be equipped with lid (73) in first through-hole (71), one side that lid (73) are close to first through-hole (71) diapire is equipped with spliced pole (731), the diameter of spliced pole (731) is the same with the aperture of second through-hole (72), one side that lid (73) are close to first through-hole (71) diapire is equipped with first magnet piece (732), be equipped with on the diapire of first through-hole (71) with first magnet piece (732) looks second magnet piece (711).

6. The rotary drilling rig connection structure according to claim 5, wherein: a pull groove (733) is formed in one side, far away from the connecting column (731), of the cover body (73).

7. The rotary drilling rig connection structure according to claim 1, wherein: one side of the positioning block (111) far away from the first sleeve (1) is triangular.

8. The rotary drilling rig connection structure according to claim 1, wherein: a plurality of rubber protruding points (41) are arranged on one side, close to the outer wall surface of the annular groove (21), of the head of the first bolt (4), and grooves (212) used for accommodating the rubber protruding points (41) are formed around the round holes (3) in the annular groove (21).