CN209831259U

CN209831259U - Small-diameter in-pipe polishing and derusting device

Info

Publication number: CN209831259U
Application number: CN201920162321.XU
Authority: CN
Inventors: 高书田; 何林
Original assignee: Sichuan Southwest Environmental Protection Technology Anticorrosive Ltd By Share Ltd
Current assignee: Sichuan Southwest Environmental Protection Technology Anticorrosive Ltd By Share Ltd
Priority date: 2019-01-30
Filing date: 2019-01-30
Publication date: 2019-12-24
Anticipated expiration: 2029-01-30

Abstract

The utility model discloses a small-bore intraductal device that removes rust of polishing, including mount pad, motor and fixed axle, polisher, main frame, the action wheel has set firmly on the motor output shaft, a driven wheel passes through the bearing and adorns on the fixed axle, driven wheel and main frame rear end are connected firmly, electric putter and tensioning beam have set firmly on main frame, tensioning beam is equipped with the perforation, a supporting pin sets firmly on main frame, the gliding holder that penetrates of one end of supporting pin, the polisher is fixed in the holder, the one end of a hookup rope couples with electric putter's push rod, the other end of hookup rope passes the perforation and couples with the polisher; a central shaft is fixedly connected with the front end of the main framework, a rotating sleeve is sleeved outside the central shaft, the rotating sleeve is fixedly connected with three support arms, and the end part of each support arm is connected with a support wheel; the utility model discloses can realize hoop, even polishing and rust cleaning, and degree of automation is high, can improve rust cleaning effect and efficiency.

Description

Small-diameter in-pipe polishing and derusting device

Technical Field

The utility model relates to an intraductal rust cleaning device that polishes, especially an intraductal rust cleaning device that polishes for small bore.

Background

Most of the anti-corrosion pipe fittings need to be subjected to polishing and rust removal pretreatment; the existing polishing and derusting device in the pipe is mostly handheld, local polishing can only be implemented, annular and uniform polishing and derusting cannot be achieved, the automation degree is low, and the derusting effect and efficiency are influenced.

Disclosure of Invention

The utility model aims at the above-mentioned not enough that prior art exists, provide a small-bore intraductal rust cleaning device that polishes, it can realize hoop, even polishing and rust cleaning, and degree of automation is high, can improve rust cleaning effect and efficiency.

In order to achieve the purpose, the utility model discloses a small-bore intraductal grinding rust removal device, including the mount pad, locate motor and fixed axle, polisher on the mount pad, set firmly the action wheel on the motor output shaft, its characterized in that still includes the main frame, a driven wheel is adorned on the fixed axle through the bearing, and the driven wheel is connected with the main frame rear end is solid, has set firmly electric putter and tensioning beam on the main frame, and the tensioning beam is equipped with the perforation, and a supporting pin sets firmly on the main frame, and the gliding penetration in the holder of one end of supporting pin, the polisher is fixed in the holder, and the one end of a connecting rope is linked with the push rod of electric putter, and the other end of connecting rope passes the perforation and links with the polisher; a central shaft is fixedly connected with the front end of the main framework, a rotating sleeve is sleeved outside the central shaft, the rotating sleeve is fixedly connected with three support arms, and the end part of each support arm is connected with a support wheel through a pin shaft.

When the device works, the device is conveyed into a pipeline, and the three supporting wheels are contacted with the inner wall of the pipeline to provide support; the grinding machine and the electric push rod are started, the push rod of the electric push rod extends out, the connecting rope is lowered, meanwhile, the clamp holder rotates downwards by taking the supporting pin as a rotating center, when a grinding head of the grinding machine contacts the inner wall of the pipeline, the electric push rod stops, at the moment, the motor is started, the main framework is driven to rotate through the driving wheel and the driven wheel, the grinding machine on the main framework also performs circular motion, annular and uniform grinding and derusting are achieved on the inner wall of the pipeline, the automation degree is high, and the derusting effect and efficiency can be improved;

as a further improvement of the utility model, the grinding head of the grinding machine is a conical wire brush; the flexible steel wire brush is pressed to realize certain deformation, so that the grinding area can be increased, the pipe fitting is ground under pressure, and meanwhile, the pipe fitting is not damaged, and the derusting effect and efficiency can be further improved;

as a further improvement of the utility model, a conductive slip ring is arranged on the mounting seat, and power lines of the electric push rod and the grinding machine are connected with a rotor of the conductive slip ring; the long-time normal work of the electric push rod and the circuit of the grinding machine can be ensured;

as a further improvement of the utility model, the connecting rope is a steel wire rope; the long-time use of the connecting rope can be realized;

as a further improvement of the utility model, a camera is arranged on the mounting seat; the working condition is convenient to observe;

to sum up, the utility model discloses can realize hoop, even polishing and rust cleaning, and degree of automation is high, can improve rust cleaning effect and efficiency.

Drawings

Fig. 1 is a perspective view of an embodiment of the present invention.

Fig. 2 is a front view of the embodiment of the present invention.

Fig. 3 is a front view of the embodiment of the present invention in a use state.

Fig. 4 is a right side view of fig. 2 operating within a pipeline.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 2, the device for polishing and removing rust in a small-diameter pipe of this embodiment includes a mounting base 1, a motor 2, a conductive slip ring 3, a camera 4, a fixed shaft 5, a polisher 6, a main frame 7, a driving wheel 8 fixed on an output shaft of the motor 2, a driven wheel 9 fixed on the fixed shaft 5 through a bearing, the driven wheel 9 fixedly connected with a rear end of the main frame 7, a tension beam 11 fixed on the main frame 7, an electric push rod 10 fixed on the main frame 7 through two brackets 12, the tension beam 11 having a through hole 16, a support pin 13 fixed on the main frame 7 through a screw thread, one end of the support pin 13 slidably penetrating into the holder 14, the polisher 6 fixed in the holder 14, one end of a connection steel wire 15 connected with the push rod of the electric push rod 10, the other end of the connection steel wire 15 connected with the polisher 6 through the through hole 16, the grinding head of the grinding machine 6 is a conical wire brush 17; the power wires of the electric push rod 10 and the sander 6 are connected with the rotor of the conductive slip ring 3; a central shaft 18 is fixedly connected with the front end of the main framework 7, a rotary sleeve 19 is sleeved outside the central shaft 18, the rotary sleeve 19 is fixedly connected with three support arms 20 through bolts and nuts, and the end part of each support arm 20 is connected with a support wheel 22 through a pin shaft 21.

In operation, as shown in fig. 3 and 4, the device is fed into the pipeline 23, and the three support wheels 22 contact with the inner wall of the pipeline 23 to provide support; starting the grinding machine 6 and the electric push rod 10, extending the push rod of the electric push rod 10, lowering the connecting steel wire rope 15, simultaneously enabling the holder 14 to rotate downwards by taking the supporting pin 13 as a rotating center, when the conical steel wire brush 17 of the grinding machine 6 is contacted with the inner wall of the pipeline 23 and is pressed to generate certain deformation, stopping extending the push rod of the electric push rod 10, starting the motor 2 at the moment, driving the main framework 7 to rotate through the driving wheel 8 and the driven wheel 9, the driven wheel 9 and the central shaft 18 at two ends of the main framework 7 are respectively supported by the fixed shaft 5 and the rotating sleeve 19, and simultaneously enabling the grinding machine 6 on the main framework 7 to do circular motion, so that annular and uniform grinding and derusting are realized on the inner wall of the pipeline 23, the degree of automation is high, and; the flexible steel wire brush 17 is pressed to realize certain deformation, so that the grinding area can be increased, the pipe fitting is not damaged, and the derusting effect and efficiency can be further improved; the stator of the conductive sliding ring 3 is connected with an external power supply, and the power lines of the electric push rod 10 and the grinding machine 6 are connected with the rotor of the conductive sliding ring 3, so that the long-time normal connection of the circuits of the electric push rod 10 and the grinding machine 6 can be ensured, and the winding of the circuits is avoided.

Claims

1. A small-bore pipe internal grinding and rust removing device comprises a mounting seat, a motor, a fixed shaft and a grinding machine, wherein the motor, the fixed shaft and the grinding machine are arranged on the mounting seat, and a driving wheel is fixedly arranged on an output shaft of the motor; a central shaft is fixedly connected with the front end of the main framework, a rotating sleeve is sleeved outside the central shaft, the rotating sleeve is fixedly connected with three support arms, and the end part of each support arm is connected with a support wheel through a pin shaft.

2. The apparatus for removing rust by grinding in a small-caliber pipe according to claim 1, wherein the grinding head of the grinding machine is a tapered wire brush.

3. The apparatus for removing rust by grinding in a small-caliber pipe according to claim 1 or 2, wherein a conductive slip ring is provided on the mounting base, and the power supply lines of the electric push rod and the grinding machine are connected to a rotor of the conductive slip ring.

4. The small-caliber in-pipe grinding and rust removing device as claimed in claim 3, wherein the connecting rope is a steel wire rope.

5. The apparatus for removing rust by grinding in a small-caliber pipe according to claim 4, wherein a camera is provided on the mounting seat.