Pipeline interior rust removal device

Abstract

The utility model relates to the technical field of rust removal devices, in particular to a pipeline interior rust removal device which comprises a supporting mechanism and a cleaning mechanism, the supporting mechanism comprises a telescopic assembly and a driving piece, the telescopic assembly comprises a main supporting piece, an auxiliary supporting piece, a first hinge rod, a second hinge rod, a first fixing sleeve and a sliding sleeve, and the first fixing sleeve is fixed to the main supporting piece; one end of the first hinge rod is hinged to the first fixing sleeve, the other end of the first hinge rod is hinged to the auxiliary supporting piece, the main supporting piece is sleeved with a sliding sleeve, one end of the second hinge rod is hinged to the sliding sleeve, the other end of the second hinge rod is hinged to the auxiliary supporting piece, the first hinge rod and the second hinge rod are arranged in a crossed mode, the driving piece drives the sliding sleeve to move, and the distance between the sliding sleeve and the first fixing sleeve changes. And rotation adjustment of the first hinge rod and the second hinge rod is achieved, then adjustment of the distance between the main supporting piece and the auxiliary supporting piece is achieved, stretching and retracting of the telescopic assembly are achieved, the supporting mechanism can stretch into pipelines with different pipe diameters, and cleaning of the cleaning mechanism is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of rust cleaning device, specifically relates to a pipeline internal rust cleaning device. BACKGROUND

[0002] The pipeline is an important component accessory of the ship, is the important transmission channel of the ship power and life, with the extension of service life, the pipeline corrosion causes the performance degradation of the pipe body, makes the pressure-bearing capacity of the pipe body continuously decline, can occur leakage, when serious, will have the explosion, causes the huge economic loss and personnel casualty, the domestic and foreign accident statistics result shows that the corrosion is one of main reasons of pipeline failure. The rust layer on the inner wall surface of the elbow pipe is removed, the effect of improving the anticorrosion quality and prolonging the service life of the pipeline is most obvious. The coating on the surface of the pipeline can effectively slow down the pipeline corrosion, the inner wall rust removal treatment is carried out to the pipeline before coating, can improve the quality of coating, and further prolong the service life of the pipeline.

[0003] The steel pipe can be polluted by various corrosion and attachments, and the oxide skin, rust and pollutants are all hidden dangers on the surface of the steel pipe. In fact, the pipeline shortens the service life and reduces the conveying capacity due to internal impurities; the internal impurities of the pipeline often scratch the inner slide and piston, and seriously, can make the process gas pipeline inner diameter smaller, which will cause the pressure ratio of all levels to rise, the exhaust temperature to increase, and the power of the unit to increase, which brings huge economic losses to users, enterprises and society.

[0004] In order to remove the rust inside the steel pipe, the rust removal robot is used to enter the inside of the steel pipe, and then the high-pressure water gun is used to flush and remove the surface rust. But the rust removal robot has fixed volume and cannot be adjusted, and can only enter the inside of some specific type of steel pipe for cleaning. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a pipeline internal rust cleaning device to solve the problems in the above background technology.

[0006] To achieve the above object, the utility model provides a technical scheme is to provide a pipeline internal rust cleaning device, including support mechanism and cleaning mechanism, support mechanism includes telescopic component and drive piece, the telescopic component includes main support spare, vice support spare, first hinged rod, second hinged rod, first fixed sleeve and sliding sleeve, the first fixed sleeve is fixed on the main support spare, first hinged rod one end is hinged to the first fixed sleeve, the other end is hinged to the vice support spare, the main support spare is equipped with sliding sleeve, second hinged rod one end is hinged to the sliding sleeve, the other is hinged to the vice support spare, first hinged rod with second hinged rod cross arrangement, drive piece drives the sliding sleeve along the main support spare slides, to make the main support spare with vice support spare each other close or far away, and cleaning mechanism is located one end of the main support spare and can inject high pressure water.

[0007] Further, the vice support spare is at least two, the distance of each vice support spare with the main support spare is same, the first hinged rod and the second hinged rod are multiple groups, and the number of groups is same with the number of vice support spare, and each group of first hinged rod and second hinged rod is installed to corresponding vice support spare.

[0008] Further, the vice support spare is three and evenly surrounds the main support spare a week, and the outside of each vice support spare is equipped with pulley.

[0009] Further, the pulley is equipped with damping spring between the vice support spare.

[0010] Further, the telescopic component still includes third hinged rod and second fixed sleeve, the second fixed sleeve is fixed on the main support spare, the third hinged rod one end is hinged to the second fixed sleeve, the other end is hinged to the vice support spare, the third hinged rod is parallel to the first hinged rod, and the third hinged rod with second hinged rod cross arrangement.

[0011] Further, the cleaning mechanism includes rotator and spray head, the spray head is multiple and all is arranged on the rotator, and the spray head is connected with high pressure waterway.

[0012] Further, the pipeline internal rust cleaning device still includes traction mechanism, and the traction mechanism pulls the support mechanism and moves along the pipe inner wall.

[0013] Further, the traction mechanism includes tractor and winding assembly, the winding assembly is wound with traction rope, and the end of traction rope is arranged on the tractor, and the tractor drives the support mechanism and slides along the pipe inner wall.

[0014] Further, the winding assembly comprises a support, a winding disc and a rotating handle, the traction rope is wound on the winding disc, the winding disc is rotationally connected to the support, and the rotating handle is fixed at an end of the winding disc and drives the winding disc to rotate.

[0015] Further, the winding assembly further comprises a caster, and the caster is arranged on the support.

[0016] The pipe internal rust removal device has the advantages that:

[0017] 1. The driving member drives the sliding sleeve to move, the distance between the sliding sleeve and the first fixed sleeve changes after the sliding sleeve moves, the rotation adjustment of the first hinged rod and the second hinged rod is realized, the distance adjustment of the main supporting member and the auxiliary supporting member is further realized, the telescopic assembly is telescoped, the supporting mechanism can be inserted into the pipeline with different diameters, and the cleaning mechanism is convenient to clean.

[0018] 2. The auxiliary supporting member is three and uniformly surrounds the main supporting member for one circle, the connecting line of the three auxiliary supporting members can be enclosed into a triangle, the overall stability of the supporting mechanism is better, the distance between the three auxiliary supporting members and the main supporting member is the same, the synchronous adjustment of the distance is realized through the driving member, and the outer side of each auxiliary supporting member is provided with a pulley and can slide along the inner wall of the pipeline.

[0019] 3. The damping spring is arranged between the pulley and the auxiliary supporting member, and the damping spring can dampen the supporting mechanism in movement.

[0020] 4. The pipeline internal rust removal device further comprises a traction mechanism, the traction mechanism comprises a traction device and a winding assembly, the traction rope is wound on the winding assembly, the end of the traction rope is arranged on the traction device, the traction device drives the supporting mechanism to slide along the inner wall of the pipeline, and the complete cleaning of the inner wall of the pipeline is realized. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the specific embodiments of the utility model or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiments or the prior art description, and obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0022] Fig. 1 It is a use state schematic diagram of the pipeline internal rust removal device provided by the utility model embodiment;

[0023] Fig. 2 It is a side view of the telescopic assembly used by the pipeline internal rust removal device provided by the utility model embodiment;

[0024] Fig. 3 The side view of the cleaning mechanism of the pipeline internal rust removal device provided by the utility model embodiment adopts;

[0025] Fig. 4 The overall structure schematic view of the winding assembly of the pipeline internal rust removal device provided by the utility model embodiment adopts.

[0026] Mark explanation:

[0027] 1, support mechanism;11, telescopic assembly;111, main support piece;112, auxiliary support piece;113, first hinged rod;114, second hinged rod;115, first fixed sleeve;116, sliding sleeve;117, pulley;118, shock absorbing spring;119, third hinged rod;120, second fixed sleeve;12, driving piece;2, cleaning mechanism;21, rotating body;22, spray head;3, traction mechanism;31, tractor;32, winding assembly;321, support;322, winding disc;323, rotating handle;324, trundle;33, traction rope;34, servo motor;35, electric control system;36, remote control system;4, pipeline. Specific implementation

[0028] The technical scheme of the utility model will be described clearly and completely in combination with the drawings, obviously, the described embodiment is a part of the embodiment of the utility model, rather than all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the scope of protection of the utility model.

[0029] In the description of the utility model, it is necessary to explain that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawing, and is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, a particular orientation and operation, therefore, it cannot be understood as the limitation of the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0030] In the description of the utility model, it is necessary to explain that, unless there is definite stipulation and limitation, the term "installation", "connection" should be broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be the communication inside two elements.For the ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0031] In addition, the technical features involved in the different embodiments of the utility model described below can be combined with each other as long as there is no conflict.

[0032] Reference Figs. 1 to 4 As a kind of pipeline 4 inside rust removal device provided in the utility model embodiment, including support mechanism 1 and cleaning mechanism 2, support mechanism 1 includes telescopic assembly 11 and driving part 12, telescopic assembly 11 includes main support piece 111, auxiliary support piece 112, first hinged rod 113, second hinged rod 114, first fixed sleeve 115 and sliding sleeve 116, first fixed sleeve 115 is fixed on main support piece 111, first hinged rod 113 one end is hinged to first fixed sleeve 115, the other end is hinged to auxiliary support piece 112, main support piece 111 is provided with sliding sleeve 116, second hinged rod 114 one end is hinged to sliding sleeve 116, the other is hinged to auxiliary support piece 112, first hinged rod 113 and second hinged rod 114 are crossed and arranged, driving part 12 drives sliding sleeve 116 along main support piece 111 sliding, so that main support piece 111 and auxiliary support piece 112 are close to each other or away from each other;Cleaning mechanism 2 is arranged at one end of main support piece 111 and can spray high-pressure water.

[0033] Driving part 12 drives sliding sleeve 116 to move, after sliding sleeve 116 moves, the interval between sliding sleeve 116 and first fixed sleeve 115 changes, the rotation adjustment of first hinged rod 113 and second hinged rod 114 is realized, and then the interval adjustment of main support piece 111 and auxiliary support piece 112 can be realized, the telescopic assembly 11 telescopic of telescopic assembly 11 is realized, so that support mechanism 1 can be inserted into the pipeline 4 of different pipe diameters, and cleaning mechanism 2 is cleaned conveniently.

[0034] Specifically, the sub support 112 is at least two, each sub support 112 is the same distance from the main support 111, the first hinged rod 113 and the second hinged rod 114 are multiple groups, and the number of groups is the same as the number of sub support 112, each group of first hinged rod 113 and second hinged rod 114 is installed to the corresponding sub support 112. In this embodiment, the sub support 112 is three and evenly surrounds the main support 111. The outer side of each sub support 112 is provided with a pulley 117. The connecting line of the three sub supports 112 can be enclosed into a triangle, so that the overall stability of the support mechanism 1 is better. The three sub supports 112 are the same distance from the main support 111, and the synchronous adjustment of the distance is realized by the driving member 12. The outer side of each sub support 112 is provided with a pulley 117, which can slide along the inner wall of the pipeline 4. The support mechanism 1 is remotely controlled by PLC, which realizes the unfolding and folding in the pipeline 4, and effectively avoids the failure caused by the mechanism being stuck in the pipeline 4 under special circumstances.

[0035] Wherein, the driving member 12 adopts a gas cylinder, the gas cylinder is arranged on the mounting plate, and the gas cylinder is provided with a front end configured with a bellows assembly, which effectively prevents impurities from entering the gas cylinder and ensures the service life of the gas cylinder. The damping spring 118 is arranged between the pulley 117 and the sub support 112. The pulley 117 cooperates with the damping spring 118 to well ensure the friction force of the support mechanism 1 in the pipeline 4, and the damping spring 118 can dampen the moving support mechanism 1.

[0036] The telescopic assembly 11 is further provided with an electromagnetic valve and a proportional valve. The pressure of the gas cylinder is adjusted by the electromagnetic valve, the proportional valve, the gas cylinder and the gas source, which can adapt to different friction forces under different conditions. At the same time, the system confirms whether the pipeline is clean according to the friction force in the pipeline.

[0037] Further, the telescopic assembly 11 further comprises a third hinged rod 119 and a second fixed sleeve 120. The main support 111 is fixed with the second fixed sleeve 120, one end of the third hinged rod 119 is hinged to the second fixed sleeve 120, and the other end is hinged to the sub support 112. The third hinged rod 119 is parallel to the first hinged rod 113, and the third hinged rod 119 is arranged in cross with the second hinged rod 114. The second fixed sleeve 120 is located between the first fixed sleeve 115 and the sliding sleeve 116. By adding the third hinged rod 119 and the second fixed sleeve 120, the connection stability between the main support 111 and the sub support 112 is better.

[0038] Further, the cleaning mechanism 2 comprises a rotating body 21 and a spray head 22. The spray head 22 is multiple and arranged on the rotating body 21. The spray head 22 is connected with a high-pressure waterway.

[0039] Specifically, the rotating body 21 is internally connected freely, and a precision sleeve bearing structure is adopted, so that the nozzle 22 can be rotated by using a small force. The nozzle 22 is connected with a high-pressure water channel, and the impact force of the water jet and the specially designed nozzle are used to clean the object within the optimal target distance range. The spiral trace formed by the high-pressure water jet sprayed by the rotating body 21 and the nozzle 22 can envelope the inner wall of the pipeline 4, and the high-pressure hose with the nozzle 22 is driven to rotate by the traction mechanism 3, so that the inner wall of the pipeline 4 is cleaned. Since the high-pressure hose is a slender body, it can adapt to various curved pipelines 4 after using a special device.

[0040] Further, the pipeline 4 internal rust removal device further comprises a traction mechanism 3, which pulls the supporting mechanism 1 to move along the inner wall of the pipeline 4.

[0041] Specifically, the traction mechanism 3 comprises a traction device 31 and a winding assembly 32, the winding assembly 32 is wound with a traction rope 33, and the end of the traction rope 33 is arranged on the traction device 31. The traction device 31 drives the supporting mechanism 1 to slide along the inner wall of the pipeline 4, so that the inner wall of the pipeline 4 is completely cleaned. In the embodiment, the winding assembly 32 comprises a bracket 321, a winding disc 322 and a rotating handle 323. The winding disc 322 is wound with the traction rope 33, and the winding disc 322 is rotatably connected to the bracket 321. The rotating handle 323 is fixed to the end of the winding disc 322 and drives the winding disc 322 to rotate. The winding assembly 32 is provided with a handle for convenient carrying. The winding disc 322 is provided with an automatic clamping device, and a double disc device is used, so that external power supply is convenient without affecting the winding disc 322 to pull the supporting mechanism 1. During the rust removal process, the forward speed of the traction device 31 can be remotely controlled and adjusted by a remote control system 36 to achieve the best rust removal effect. The bracket 321 is also provided with a servo motor 34, which can control the rotating speed of the winding disc 322, and thus control the moving speed of the supporting mechanism 1 when it is pulled back. Rust removal can be performed again during the pulling back process to achieve the best rust removal effect. The servo motor 34 is controlled by an electric control system 35. By setting the rotating handle 323, the winding rope 33 can be manually wound without using the servo motor 34, and thus the supporting mechanism 1 is pulled back.

[0042] Further, the winding assembly 32 further comprises a caster 324 arranged on the bracket 321 to facilitate the movement of the bracket 321. The caster 324 is a caster 324 with a self-locking function in the prior art.

[0043] The embodiments of the specific implementation are preferred embodiments of the utility model, and do not limit the protection scope of the utility model, so that: any equivalent changes made according to the structure, shape and principle of the utility model should be covered within the protection scope of the utility model.

Claims

1. A pipe internal rust removal device, characterized in that, include: A support mechanism includes a telescopic component and a driving component. The telescopic component includes a main support component, a secondary support component, a first hinge rod, a second hinge rod, a first fixed sleeve, and a sliding sleeve. The first fixed sleeve is fixed on the main support component. One end of the first hinge rod is hinged to the first fixed sleeve, and the other end is hinged to the secondary support component. The sliding sleeve is sleeved on the main support component. One end of the second hinge rod is hinged to the sliding sleeve, and the other end is hinged to the secondary support component. The first hinge rod and the second hinge rod are arranged intersectingly. The driving component drives the sliding sleeve to slide along the main support component, so that the main support component and the secondary support component move closer to or further away from each other. A cleaning mechanism is located at one end of the main support member and is capable of spraying high-pressure water.

2. The pipe internal rust removal device as described in claim 1, characterized in that, There are at least two auxiliary support members, and each auxiliary support member is equidistant from the main support member. There are multiple sets of the first hinge rod and the second hinge rod, and the number of sets is the same as the number of auxiliary support members. Each set of the first hinge rod and the second hinge rod is installed on the corresponding auxiliary support member.

3. The pipe internal rust removal device as described in claim 2, characterized in that, The auxiliary support members are three in number and are evenly arranged around the main support member. Each auxiliary support member is provided with a pulley on its outer side.

4. The pipe internal rust removal device as described in claim 3, characterized in that, A shock-absorbing spring is provided between the pulley and the secondary support member.

5. The pipe internal rust removal device as described in claim 1, characterized in that, The telescopic assembly further includes a third hinge rod and a second fixing sleeve. The second fixing sleeve is fixed on the main support member. One end of the third hinge rod is hinged to the second fixing sleeve, and the other end is hinged to the auxiliary support member. The third hinge rod is parallel to the first hinge rod, and the third hinge rod and the second hinge rod are arranged to cross each other.

6. The pipe internal rust removal device as described in claim 1, characterized in that, The cleaning mechanism includes a rotating body and nozzles. There are multiple nozzles, all of which are mounted on the rotating body. The nozzles are connected to a high-pressure water circuit.

7. The pipe internal rust removal device as described in claim 3, characterized in that, It also includes a traction mechanism that pulls the support mechanism to move along the inner wall of the pipe.

8. The pipe internal rust removal device as described in claim 7, characterized in that, The traction mechanism includes a traction device and a winding assembly. A traction rope is wound on the winding assembly, and the end of the traction rope is disposed on the traction device. The traction device drives the support mechanism to slide along the inner wall of the pipe.

9. The pipe internal rust removal device as described in claim 8, characterized in that, The winding assembly includes a bracket, a take-up reel, and a rotating handle. The take-up reel is wound with the traction rope and is rotatably connected to the bracket. The rotating handle is fixed to the end of the take-up reel and drives the take-up reel to rotate.

10. The pipe internal rust removal device as described in claim 9, characterized in that, The cable reel assembly also includes casters mounted on the bracket.

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