CN217094618U

CN217094618U - Cleaning device for screw threads in drill rod

Info

Publication number: CN217094618U
Application number: CN202220623084.4U
Authority: CN
Inventors: 胡沁宇
Original assignee: Wuhan Huayuyimu Testing Equipment Co ltd
Current assignee: Wuhan Huayuyimu Testing Equipment Co ltd
Priority date: 2022-03-18
Filing date: 2022-03-18
Publication date: 2022-08-02
Anticipated expiration: 2032-03-18

Abstract

The utility model discloses a cleaning device for screw thread in drilling rod belongs to drilling rod technical field. The cleaning device comprises a supporting seat and a cleaning assembly. The supporting seat comprises a base plate and a positioning ring for inserting the drill rod, and the positioning ring is positioned on one plate surface of the base plate. The clearance subassembly includes the milling cutter in driving piece, support, slider, cartridge screw thread to the drilling rod and the parallel slide rail of screw thread extending direction in with the drilling rod, and the driving piece is located another face of base plate, and the output shaft of driving piece runs through the base plate, and is connected with the support transmission to the drive support is rotatory, and the rotation axis and the holding ring coaxial arrangement of support, slide rail are located the support, slider and slide rail sliding fit, and slider and milling cutter pass through the elastic component and connect. The embodiment of the utility model provides a pair of a cleaning device for screw thread in drilling rod can clear away the dirt layer in the screw thread in the drilling rod through milling cutter high efficiency, avoids the manual work to clear away, and it is big to reduce workman intensity of labour, improves production efficiency.

Description

Cleaning device for screw threads in drill rod

Technical Field

The utility model belongs to the technical field of the drilling rod, more specifically relates to a cleaning device for screw thread in drilling rod.

Background

The drill rod can have surface scaling phenomenon under the long-term service condition, the intersecting curve of a thread area is more, the surface of the thread is uneven, in the using process, operation fluid and produced liquid and the like are in contact with the inner surface of the drill rod, and polymer scale layers of carbonate, sulfate, silicate scale, salt scale, wax, asphaltene and the like with different thicknesses are gradually formed after interaction, the scale layers can cause corrosion damage to the surface of the drill rod, the service life of a drilling tool is shortened, and the flaw detection of the drill rod is influenced.

At present, the scale layer on the inner screw thread of the drill rod is generally cleaned manually along the inner screw thread, the labor intensity of workers is high, and the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

Defect or improvement demand more than to prior art, the utility model provides a cleaning device for screw thread in drilling rod, its aim at can avoid the manual work to clear away through the dirt layer in the screw thread in the milling cutter high efficiency in the drilling rod, and it is big to reduce workman intensity of labour, improves production efficiency.

The utility model provides a cleaning device for the screw thread in the drill rod, which comprises a supporting seat and a cleaning component;

the supporting seat comprises a substrate and a positioning ring for inserting a drill rod, and the positioning ring is positioned on one plate surface of the substrate;

the clearance subassembly includes driving piece, support, slider, cartridge extremely milling cutter in the screw thread in the drilling rod and with the parallel slide rail of screw thread extending direction in the drilling rod, the driving piece is located on another face of base plate, the output shaft of driving piece runs through the base plate, and with the support transmission is connected, in order to drive the support is rotatory, the rotation axis of support with the holding ring is coaxial to be arranged, the slide rail is located on the support, the slider with slide rail sliding fit, just the slider with milling cutter passes through the elastic component and connects.

Optionally, the support includes flange and bracing piece, the flange rotationally arranges on a face of base plate, the flange with the holding ring coaxial arrangement, the output shaft of driving piece with flange transmission connects, the one end and the flange fixed connection of bracing piece, the slide rail is located on the bracing piece.

Optionally, the support rod is provided with a strip-shaped groove, and the slide rail is inserted into the strip-shaped groove.

Optionally, a plurality of magnets arranged at intervals are inserted on the inner peripheral wall of the positioning ring to position the drill rod.

Optionally, the cleaning assembly further comprises an encapsulation box, the encapsulation box is connected with the sliding block through the elastic piece, the mounting end of the milling cutter is located on the encapsulation box, and the tool bit end of the milling cutter is used for being inserted into the drill rod internal thread.

Optionally, a guide frame is arranged on the slider, the packaging box is in sliding fit with the guide frame, the sliding direction of the packaging box extends along the telescopic direction of the elastic piece, and the packaging box is connected with the guide frame through the elastic piece.

Optionally, the guide frame has a plurality of waist-shaped holes along the extending direction of the elastic element, the enclosure box has a plurality of positioning pins, the plurality of positioning pins correspond to the plurality of waist-shaped holes one to one, and each positioning pin is slidably inserted into the corresponding waist-shaped hole.

Optionally, the driving piece is a motor, the cleaning device further comprises a control assembly, the control assembly comprises an upper computer and a motor controller, and the upper computer, the motor controller and the motor are electrically connected in sequence.

Optionally, the substrate has a plurality of bar-shaped holes, and the bar-shaped holes are horizontally arranged at intervals.

Optionally, the supporting seat further includes two bottom plates arranged at intervals, the two bottom plates are arranged in a coplanar manner, and the substrate is vertically fixed on the two bottom plates.

The embodiment of the utility model provides a beneficial effect that technical scheme brought is:

to the embodiment of the utility model provides a pair of a cleaning device for screw thread in drilling rod, when clearing up the scale layer in the screw thread in the drilling rod, at first, with drilling rod cartridge to position ring, slide rail cartridge on the support this moment in to the drilling rod and with the drilling rod in the screw thread just right, and in milling cutter cartridge to the drilling rod in the screw thread. Then, the driving piece drives the support to rotate, the support can drive the sliding rail, the sliding block and the milling cutter to rotate due to the fact that the milling cutter is inserted into the thread inside the drill rod, and the sliding block and the milling cutter do linear motion along the sliding rail in the rotating process, so that the milling cutter moves along the thread inside and cleans the scale layer through rotation and sliding of the milling cutter. In addition, the elastic piece can generate certain elasticity for the milling cutter, so that the milling cutter can be always attached to and rubbed with the thread roots with different outer diameters, automatic adjustment of the milling cutter is realized, a scale layer in the screw thread in the drill rod can be efficiently removed, manual removal is avoided, and production efficiency is improved.

That is to say, the embodiment of the utility model provides a pair of a cleaning device for screw thread in drilling rod can avoid the manual work to clear away through the dirt layer in the screw thread in the milling cutter high efficiency in the drilling rod, and it is big to reduce workman intensity of labour, improves production efficiency.

Drawings

FIG. 1 is a schematic structural diagram of a cleaning device for a screw thread in a drill rod according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a cleaning assembly according to an embodiment of the present invention.

The symbols in the drawings represent the following meanings:

1. a supporting seat; 11. a substrate; 111. a strip-shaped hole; 12. a positioning ring; 121. a magnet; 13. a base plate; 2. cleaning the assembly; 21. a drive member; 22. a support; 221. a flange; 222. a support bar; 2221. a strip-shaped groove; 23. a slider; 24. milling cutters; 25. a slide rail; 26. an elastic member; 27. packaging the box; 271. positioning pins; 28. a guide frame; 281. a kidney-shaped hole; 3. a control component; 31. a motor controller; 32. a milling cutter controller; 33. a charger baby; 100. and (5) drilling a rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

Fig. 1 is a schematic structural diagram of a cleaning device for a screw thread in a drill rod according to an embodiment of the present invention, and as shown in fig. 1, the cleaning device includes a supporting seat 1 and a cleaning assembly 2.

The support seat 1 comprises a base plate 11 and a positioning ring 12 for inserting the drill rod 100, wherein the positioning ring 12 is positioned on one plate surface of the base plate 11.

Fig. 2 is the structural schematic diagram of the cleaning assembly provided by the embodiment of the present invention, as shown in fig. 1 and fig. 2, the cleaning assembly 2 includes a driving member 21, a support 22, a sliding block 23, a milling cutter 24 inserted into the screw thread in the drill rod 100, and a sliding rail 25 parallel to the extension direction of the screw thread in the drill rod 100, the driving member 21 is located on another surface of the substrate 11, an output shaft of the driving member 21 penetrates through the substrate 11 and is connected with the support 22 in a transmission manner, so as to drive the support 22 to rotate, a rotating shaft of the support 22 and the positioning ring 12 are coaxially arranged, the sliding rail 25 is located on the support 22, the sliding block 23 and the sliding rail 25 are in sliding fit, and the sliding block 23 and the milling cutter 24 are connected through an elastic member 26.

To the embodiment of the utility model provides a cleaning device for screw thread in drilling rod, when clearing up the dirt layer in the screw thread in drilling rod 100, at first, with drilling rod 100 cartridge to holding ring 12 in, slide rail 25 cartridge on the support 22 this moment is just right in drilling rod 100 and with the screw thread in drilling rod 100, and in 24 cartridges of milling cutter to the screw thread in drilling rod 100. Then, the driving member 21 drives the support 22 to rotate, because the milling cutter 24 is inserted into the inner thread of the drill rod 100, the support 22 drives the sliding rail 25, the sliding block 23 and the milling cutter 24 to rotate, and the sliding block 23 and the milling cutter 24 do linear motion along the sliding rail 25 in the rotating process, so that the milling cutter 24 moves along the inner thread and cleans the scale deposit through the rotation and the sliding of the milling cutter 24. In addition, because the elastic piece 26 can generate certain elasticity to the milling cutter 24, the milling cutter 24 can be always tightly attached to and rubbed with thread roots with different outer diameters, so that the milling cutter 24 can be automatically adjusted, a scale layer in the screw thread in the drill rod 100 can be efficiently removed, manual removal is avoided, and the production efficiency is improved.

That is to say, the embodiment of the utility model provides a pair of a cleaning device for screw thread in drilling rod can avoid the manual work to clear away through 24 high-efficient dirt layers of cleaing away in the screw thread in the drilling rod 100 of milling cutter, and it is big to reduce workman intensity of labour, improves production efficiency.

It should be noted that the cross section of the tool bit end of the milling cutter 24 is similar to the thread profile, so that in the actual cleaning process, the tool bit end is in good contact with the thread root, and the elastic action of the elastic member 26 ensures the stability of the cleaning process and also ensures the cleaning effect of the milling cutter 24 on the inner thread scaling layer. In addition, the hardness of the high-strength plastic adopted by the milling cutter 24 is lower than that of the internal screw thread, so that the structure of the internal screw thread cannot be damaged in the cleaning process, and only the dirt on the surface of the internal screw thread is cleaned.

Illustratively, the elastic member 26 may be a spring.

With continued reference to fig. 1, the bracket 22 includes a flange 221 and a support rod 222, the flange 221 is rotatably disposed on one surface of the base plate 11, the flange 221 and the positioning ring 12 are coaxially disposed, an output shaft of the driving member 21 is drivingly connected to the flange 221, one end of the support rod 222 is fixedly connected to the flange 221, and the slide rail 25 is disposed on the support rod 222.

In the above embodiment, the flange 221 is used to realize the transmission connection between the output shaft of the driving member 21 and the support rod 222, so as to drive the slide rail 25 to rotate.

Illustratively, the support rod 222 has a strip-shaped groove 2221, and the slide rail 25 is inserted into the strip-shaped groove 2221. The strip-shaped groove 2221 plays a role in positioning the installation of the slide rail 25.

Illustratively, a plurality of magnets 121 arranged at intervals are inserted on the inner peripheral wall of the positioning ring 12 to position the drill rod 100, so that the drill rod 100 is further positioned and supported by the plurality of magnets 121.

In this embodiment, the positioning ring 12 and the base plate 11 are detachably connected, and the positioning rings 12 with different inner diameters are replaced, so that the positioning of the drill rods 100 with different sizes can be realized, and the cleaning of the inner threads with different inner diameters can be realized.

With continued reference to fig. 2, the cleaning assembly 2 further comprises an enclosure 27, the enclosure 27 and the slide block 23 are connected by an elastic member 26, a mounting end of the milling cutter 24 is located on the enclosure 27, and a bit end of the milling cutter 24 is adapted to be inserted into a screw thread in the drill rod 100.

In the above embodiment, the packing case 27 not only plays a role of mounting the milling cutter 24, achieving stable mounting of the milling cutter 24, but also facilitates arrangement of the elastic member 26.

Illustratively, the milling cutter 24 may be an electric milling cutter 24, thereby improving cleaning efficiency. The motor (i.e., the mounting end) of the power milling cutter 24 may be disposed in the enclosure 27.

In this embodiment, the slider 23 has a guide frame 28, the package box 27 is slidably engaged with the guide frame 28, the sliding direction of the package box 27 extends along the telescopic direction of the elastic member 26, the package box 27 is connected with the guide frame 28 through the elastic member 26, and the guide frame 28 guides the up-and-down movement of the package box 27 and the milling cutter 24 to prevent the elastic member 26 from being dislocated and bent.

Illustratively, the guide frame 28 has a plurality of waist-shaped holes 281 along the extension direction of the elastic member 26, the packing box 27 has a plurality of positioning pins 271, the plurality of positioning pins 271 and the plurality of waist-shaped holes 281 are in one-to-one correspondence, and each positioning pin 271 is slidably inserted into the corresponding waist-shaped hole 281.

The utility model discloses an among the implementation, driving piece 21 can be the motor, and cleaning device still includes control assembly 3, and control assembly 3 includes host computer (not shown) and machine controller 31, and host computer, machine controller 31 and motor electricity are connected in proper order.

In the above embodiment, the upper computer sends out a command, so as to transmit the command to the motor controller 31, and the motor controller 31 controls the start and stop of the motor.

It should be noted that the driving member 21 of the present invention may be other driving mechanisms, which is not limited by the present invention.

The control assembly 3 further comprises a milling cutter controller 32 and a charging shoe 33, wherein the milling cutter controller 32 is used for controlling the start and stop of the milling cutter 24. The host computer passes through wireless WiFi electricity with milling cutter controller 32 and machine controller 31 respectively and is connected to realize the wireless transmission of instruction, avoid walking the line. The power bank 33 can then supply power to the milling cutter controller 32.

In this embodiment, the substrate 11 has a plurality of bar-shaped holes 111, the bar-shaped holes 111 are horizontally arranged at intervals, and the quality of the whole support seat 1 can be reduced by providing the bar-shaped holes 111.

Illustratively, the supporting base 1 further comprises two bottom plates 13 arranged at intervals, the two bottom plates 13 are arranged in a coplanar manner, and the base plate 11 is vertically fixed on the two bottom plates 13, so that the supporting base 1 is stably supported by the two bottom plates 13.

It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.

Claims

1. A cleaning device for a screw thread in a drill rod is characterized by comprising a supporting seat (1) and a cleaning assembly (2);

the supporting seat (1) comprises a base plate (11) and a positioning ring (12) used for inserting a drill rod, and the positioning ring (12) is positioned on one plate surface of the base plate (11);

clearance subassembly (2) including drive piece (21), support (22), slider (23), cartridge to milling cutter (24) in the interior screw thread of drilling rod and with parallel slide rail (25) of screw thread extending direction in the drilling rod, drive piece (21) are located on another face of base plate (11), the output shaft of drive piece (21) runs through base plate (11), and with support (22) transmission is connected, in order to drive support (22) are rotatory, the rotation axis of support (22) with holding ring (12) coaxial arrangement, slide rail (25) are located on support (22), slider (23) with slide rail (25) sliding fit, just slider (23) with milling cutter (24) pass through elastic component (26) and connect.

2. The cleaning device for the internal thread of the drill rod as recited in claim 1, wherein the bracket (22) comprises a flange (221) and a support rod (222), the flange (221) is rotatably arranged on one plate surface of the base plate (11), the flange (221) and the positioning ring (12) are coaxially arranged, the output shaft of the driving member (21) is in transmission connection with the flange (221), one end of the support rod (222) is fixedly connected with the flange (221), and the slide rail (25) is positioned on the support rod (222).

3. The cleaning device for the internal thread of the drill rod as recited in claim 2, wherein the support rod (222) is provided with a strip-shaped groove (2221), and the slide rail (25) is inserted into the strip-shaped groove (2221).

4. A cleaning device for the internal thread of the drill rod as claimed in claim 1, characterized in that a plurality of magnets (121) are inserted at intervals on the inner peripheral wall of the positioning ring (12) to position the drill rod.

5. A cleaning device for a drill rod internal thread according to claim 1, characterized in that the cleaning assembly (2) further comprises an enclosing box (27), the enclosing box (27) and the sliding block (23) are connected through the elastic piece (26), the mounting end of the milling cutter (24) is positioned on the enclosing box (27), and the cutter head end of the milling cutter (24) is used for being inserted into the drill rod internal thread.

6. A cleaning device for the internal thread of the drill rod as claimed in claim 5, characterized in that the slide block (23) is provided with a guide frame (28), the packing box (27) is in sliding fit with the guide frame (28), the sliding direction of the packing box (27) extends along the telescopic direction of the elastic member (26), and the packing box (27) and the guide frame (28) are connected through the elastic member (26).

7. The cleaning device for the internal thread of the drill pipe as recited in claim 6, wherein the guide frame (28) is provided with a plurality of waist-shaped holes (281) along the extension and contraction direction of the elastic member (26), the packing box (27) is provided with a plurality of positioning pins (271), the plurality of positioning pins (271) and the plurality of waist-shaped holes (281) are in one-to-one correspondence, and each positioning pin (271) is slidably inserted into the corresponding waist-shaped hole (281).

8. The cleaning device for the internal thread of the drill rod as claimed in any one of claims 1 to 7, wherein the driving member (21) is a motor, the cleaning device further comprises a control assembly (3), the control assembly (3) comprises an upper computer and a motor controller (31), and the upper computer, the motor controller (31) and the motor are electrically connected in sequence.

9. The cleaning device for the internal thread of the drill rod as recited in any one of claims 1 to 7, characterized in that the base plate (11) is provided with a plurality of strip-shaped holes (111), and the strip-shaped holes (111) are horizontally arranged at intervals.

10. A device for cleaning the internal thread of a drill rod according to any one of claims 1 to 7, characterized in that the support base (1) further comprises two spaced-apart bottom plates (13), the two bottom plates (13) being arranged coplanar, the base plate (11) being fixed vertically to the two bottom plates (13).