Derusting machine for natural gas pipeline maintenance

Abstract

The utility model belongs to the technical field of derusting machines, and particularly relates to a derusting machine for natural gas pipeline maintenance, which comprises a derusting machine body, the bottom of the transverse end of the derusting machine body abuts against the top surface of a support frame, the transverse end surface of the other side of the support frame is connected to one side of an upper cover ring, and the surface of one side of the opening end of the upper cover ring is connected with a side block. The surfaces of the side blocks are rotationally connected with connecting blocks through rotating shafts, and one side surfaces of the connecting blocks are connected to the lower supporting ring. According to the derusting machine, the supporting frame, the upper cover ring, the side blocks, the rotating shafts, the connecting blocks, the lower supporting ring, the threaded blocks, the threaded rods, the rubber sleeves, the side plates, the rotating grooves and the moving balls are matched with one another, the upper cover ring and the lower cover ring are fixedly connected to the surface of the natural gas pipeline in a sleeving mode, and therefore the derusting machine body fixed to the upper cover ring can move in parallel along the surface of the natural gas pipeline; therefore, the rust on the surface of the natural gas pipeline is comprehensively and thoroughly cleaned after multiple times of reciprocating motion, and then the quality of rust cleaning work is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to rust cleaning machine technical field, concretely relates to a rust cleaning machine for natural gas pipeline maintenance. BACKGROUND

[0002] Natural gas pipeline is exposed to the outside environment for a long time, and its surface contacts with air, moisture and electrolyte in soil, which can cause electrochemical corrosion and rust. The rust can destroy the anticorrosive coating on the surface of the pipeline, exposing the metal to the corrosive medium and accelerating the corrosion process. If not removed in time, the corrosion will deepen, which may eventually lead to pipeline perforation and natural gas leakage.

[0003] The rust on the surface of the pipeline is removed by the electric rust cleaning machine, which uses electric energy as the power source. The motor converts the electric energy into mechanical energy to drive the rust cleaning brush (such as a steel wire brush) to rotate at high speed. Through the mechanical action of friction and scraping between the brush and the rust on the surface of the pipeline, the rust is stripped from the surface of the pipeline. The operator can control the movement of the device on the surface of the pipeline to achieve comprehensive rust removal and extend the service life of the natural gas pipeline.

[0004] The existing electric rust cleaning machine needs to be held by the user to remove the rust on the surface of the pipeline. When manually holding the device, it is difficult to accurately move to each part of the pipeline for operation, resulting in operation blind area and affecting the efficiency of the rust removal work. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a rust cleaning machine for natural gas pipeline maintenance, which solves the problem of the existing electric rust cleaning machine that needs to be held by the user to remove the rust on the surface of the pipeline. When manually holding the device, it is difficult to accurately move to each part of the pipeline for operation, resulting in operation blind area and affecting the efficiency of the rust removal work.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a rust cleaning machine for natural gas pipeline maintenance, including the rust cleaning machine body, the rust cleaning machine body horizontal end bottom abuts the support frame top surface, the support frame other side horizontal end surface is connected to the upper cover ring one side, the upper cover ring opening end one side surface is connected to the side block, the side block surface is connected to the connecting block by rotating shaft, the connecting block one side surface is connected to the lower supporting ring, the lower supporting ring other side near opening end surface is connected to the threaded block, the threaded block top screw thread connects the screw rod, the screw rod upper end surface is sleeved with the rubber sleeve, the rubber sleeve surface is sleeved in the side plate inner wall, the side plate inner wall screw thread connects the screw rod, the upper cover ring and the lower supporting ring inner wall are all annularly distributed with rotating grooves, and the rotating groove surface is rotatably sleeved with the moving ball.

[0007] The utility model discloses a natural gas pipeline maintenance is with rust removal machine preferred, the upper cover ring, side block, pivot, connecting block and lower ring of supporting ring constitute the rotary connection structure.

[0008] The utility model discloses a natural gas pipeline maintenance is with rust removal machine preferred, the upper cover ring, lower ring of supporting ring, threaded block, screw rod and rubber sleeve constitute the threaded connection structure.

[0009] The utility model discloses a natural gas pipeline maintenance is with rust removal machine preferred, three groups of the rotary groove and mobile ball are annular distribution in the inner wall of upper cover ring and lower ring of supporting ring respectively.

[0010] The utility model discloses a natural gas pipeline maintenance is with rust removal machine preferred, the upper cover ring top surface is connected the top plate, the top plate inner wall sliding connection lower limit board, the lower limit board top is equipped with the insertion slot, the insertion slot surface inserts the rubber plug -in block, the rubber plug -in block top surface is connected in the upper limit board bottom, the lower limit board top surface is equipped with the connector, the connector inner wall rotation sleeve connection adjusting rod bottom disc, the adjusting rod surface screw -thread connection in the top plate top horizontal end.

[0011] The utility model discloses a natural gas pipeline maintenance is with rust removal machine preferred, and the opening end surface mirror image is equipped with the round rubber boss in the intersection of lower limit board and insertion slot.

[0012] The utility model discloses a natural gas pipeline maintenance is with rust removal machine preferred, and the limiting slot shape size is suitable with adjusting rod bottom in the connector top.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] Through the mutual cooperation between the supporting frame, the upper cover ring, the side block, the pivot, the connecting block, the lower ring of supporting ring, the threaded block, the screw rod, the rubber sleeve, the side plate, the rotary groove and the mobile ball, the upper and lower cover rings are sleeved and fixed on the surface of the natural gas pipeline, so that the rust removal machine body fixed thereon can move parallelly along the surface of the natural gas pipeline, thereby the rust on the surface of the natural gas pipeline can be completely cleaned after multiple reciprocating movements, and the quality of the rust removal work is improved.

[0015] Through the mutual cooperation between the top plate, the lower limit board, the insertion slot, the rubber plug -in block, the upper limit board, the connector and the adjusting rod, the rust removal machine body is fixed on the upper cover ring, and the distance between the cleaning head on one side of the rust removal machine body and the surface of the natural gas pipeline can be adjusted according to the use condition, so that the rust can be removed more accurately. BRIEF DESCRIPTION OF DRAWINGS

[0016] The accompanying drawings are used to provide further understanding of the present application, and form a part of the specification, and are used to explain the present application together with the embodiments of the present application, and do not constitute a limitation on the present application. In the drawings:

[0017] Figure 1 It is a front view structural schematic diagram of the present application;

[0018] Figure 2 It is a top view structural schematic diagram of the present application;

[0019] Figure 3 It is a back view structural schematic diagram of the present application;

[0020] Figure 4 It is a side view sectional structural schematic diagram of the present application;

[0021] Figure 5 It is a front view structural schematic diagram of the present application Figure 4 A part of the present application is enlarged structural schematic diagram.

[0022] In the figure: 1, rust removal machine body; 2, support frame; 3, upper cover ring; 4, side block; 5, rotating shaft; 6, connecting block; 7, lower supporting ring; 8, threaded block; 9, screw rod; 10, rubber sleeve; 11, side plate; 12, rotating groove; 13, moving ball; 14, top plate; 15, lower limit plate; 16, insertion groove; 17, rubber insertion block; 18, upper limit plate; 19, connecting head; 20, adjusting rod. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] Please refer to Figures 1-5The utility model provides the following technical scheme: A rust cleaning machine for natural gas pipeline maintenance, including rust cleaning machine body 1, rust cleaning machine body 1 transverse end bottom abuts and supports the top surface of support frame 2, the other side transverse end surface of support frame 2 is connected in one side of upper cover ring 3, the surface connection side block 4 of upper cover ring 3 open end side, the surface of side block 4 is connected with connecting block 6 by pivot 5, the surface of connecting block 6 one side is connected in lower supporting ring 7, the surface of lower supporting ring 7 other side near open end is connected screw block 8, the top screw joint screw rod 9 of screw block 8, the upper end surface of screw rod 9 is sleeved with rubber sleeve 10, the surface of rubber sleeve 10 is sleeved in the inner wall of side plate 11, the inner wall screw joint screw rod 9 of side plate 11, the inner wall of upper cover ring 3 and lower supporting ring 7 is annularly distributed rotary groove 12, the surface rotary sleeve of rotary groove 12 is connected with moving ball 13, and the rust cleaning machine body 1 in the design is the rust cleaning machine body for natural gas pipeline, and a large number of related components are arranged in the rust cleaning machine body for natural gas pipeline, since it is prior art, and the core content of the technical scheme is irrelevant, therefore, it is not stated too much in the technical scheme.

[0025] The rust cleaning machine body for natural gas pipeline is a handheld electric rust cleaning machine.

[0026] In use: after the 2800W pure copper motor equipped with the rust cleaning machine body for natural gas pipeline is electrified, the electrical energy is converted into mechanical energy, and the rust cleaning brush head (such as a steel wire brush) is driven to rotate at high speed. The brush head rotating at high speed contacts the surface of the natural gas pipeline, and the rust on the surface of the pipeline is stripped through the mechanical action such as friction and scraping between the brush head and the rust, so that the rust removal purpose is achieved.

[0027] Preferably, the upper cover ring 3, the side block 4, the pivot 5, the connecting block 6 and the lower supporting ring 7 form a rotary connection structure.

[0028] In specific use, the upper cover ring 3 and the lower supporting ring 7 of the corresponding size are selected according to the size of the natural gas pipeline to be cleaned, and in use, the pivot 5 connected to one side of the upper cover ring 3 and the lower supporting ring 7 is used to make the two rotatably sleeved on the surface of the natural gas pipeline, so as to fix the connection of the upper cover ring 3 and the lower supporting ring 7 with the natural gas pipeline.

[0029] Preferably, the upper cover ring 3, the lower supporting ring 7, the screw block 8, the screw rod 9 and the rubber sleeve 10 form a threaded connection structure.

[0030] In specific use, the screw rod 9 penetrates the rubber sleeve 10 in the inner wall of the side plate 11, and the bottom of the screw rod 9 is threadedly connected to the screw block 8, so as to increase the friction between the screw rod 9 and the side plate 11 by the rubber sleeve 10, and then fix the connection of the upper cover ring 3 and the lower supporting ring 7.

[0031] Preferably, the three groups of rotary grooves 12 and the moving balls 13 are annularly distributed in the inner walls of the upper cover ring 3 and the lower supporting ring 7 respectively.

[0032] In particular use, while the rust removal machine body 1 is running, one hand holds the handle on one side of the rust removal machine body 1, and the other hand holds the support frame 2 and pushes the upper cover ring 3 forward, so that the moving ball 13 rotatingly connected with the inner wall of the lower supporting ring 7 rotates and moves on the surface of the natural gas pipeline, thereby cleaning the rust on one side of the surface of the natural gas pipeline.

[0033] Preferably, the top surface of the upper cover ring 3 is connected with the top plate 14, the inner wall of the top plate 14 is slidingly connected with the lower limiting plate 15, the top of the lower limiting plate 15 is provided with the insertion slot 16, the surface of the insertion slot 16 is inserted with the rubber insertion block 17, the top surface of the rubber insertion block 17 is connected with the bottom of the upper limiting plate 18, the top surface of the lower limiting plate 15 is provided with the connecting head 19, and the inner wall of the connecting head 19 is rotatingly sleeved with the disc at the bottom of the adjusting rod 20, and the surface of the adjusting rod 20 is screwedly connected with the top of the top plate 14.

[0034] In particular use, the horizontal end of the rust removal machine body 1 is placed in the arc-shaped groove on the top of the lower limiting plate 15, and then the rubber insertion block 17 at the bottom of the upper limiting plate 18 is inserted into the insertion slot 16, so as to fix the connection between the lower limiting plate 15 and the upper limiting plate 18, and then the position of the rust removal machine body 1 is fixed, and then the adjusting rod 20 on the top plate 14 can be rotated according to the distance between the rust on the surface of the natural gas pipeline and the rust removal brush disc provided on the front end of the rust removal machine body 1, so that the rust removal brush disc on one end of the rust removal machine body 1 abuts against the rust on the surface of the natural gas pipeline.

[0035] Preferably, the opening end surface at the intersection of the lower limiting plate 15 and the insertion slot 16 is mirror-imaged provided with the circular rubber block.

[0036] In particular use, the rubber block at the intersection of the lower limiting plate 15 and the insertion slot 16 abuts against the surface of the rubber insertion block 17 close to the outlet end, so as to fix the position of the upper limiting plate 18 on the lower limiting plate 15.

[0037] Preferably, the top of the connecting head 19 is provided with the limiting slot, and the limiting slot is matched in shape and size with the bottom of the adjusting rod 20.

[0038] In particular use, the adjusting rod 20 on the top plate 14 is rotated, and the disc at the bottom of the adjusting rod 20 rotates in the connecting head 19 and drives the lower limiting plate 15 to move downward on the top plate 14 while the adjusting rod 20 moves downward in screw thread on the top plate 14.

[0039] The working principle is as follows: in the rust cleaning and maintenance work on the surface of the natural gas pipeline, according to the size of the natural gas pipeline to be cleaned, the corresponding size of the upper cover ring 3 and the lower supporting ring 7 are selected, in use, the rotation shaft 5 connected to one side of the upper cover ring 3 and the lower supporting ring 7 is used to make the two rotate and be sleeved on the surface of the natural gas pipeline, the rubber sleeve 10 in the inner wall of the side plate 11 is used to pass through the screw rod 9, the bottom of the screw rod 9 is screwed on the threaded block 8, the friction between the screw rod 9 and the side plate 11 is increased by the rubber sleeve 10, the connection of the upper cover ring 3 and the lower supporting ring 7 is fixed, then the horizontal end of the rust removal machine body 1 is placed in the arc-shaped groove on the top of the lower limiting plate 15, the rubber plug 17 on the bottom of the upper limiting plate 18 is inserted into the insertion slot 16, the connection of the lower limiting plate 15 and the upper limiting plate 18 is fixed, the position of the rust removal machine body 1 is fixed, then according to the distance between the rust on the surface of the natural gas pipeline and the rust removal brush disc arranged on the front end of the rust removal machine body 1, the adjusting rod 20 on the top plate 14 is rotated, the disc on the bottom of the adjusting rod 20 rotates in the connecting head 19 and drives the lower limiting plate 15 to move downward on the top plate 14, so that the rust removal brush disc on one end of the rust removal machine body 1 abuts against the rust on the surface of the natural gas pipeline, then the power switch of the rust removal machine body 1 is started, the operation of the motor on the rust removal machine body 1 drives the rust removal brush disc to scrape the abutting rust on the surface of the natural gas pipeline, so that the rust is stripped, while the rust removal machine body 1 is operating, one hand holds the handle on one side of the rust removal machine body 1, the other hand holds the supporting frame 2 and pushes the upper cover ring 3 forward, the supporting frame 2 drives the upper cover ring 3 and the lower supporting ring 7 to rotate on the sleeved surface of the natural gas pipeline, so that the moving ball 13 rotatingly connected in the upper cover ring 3 and the lower supporting ring 7 rotates and slides on the surface of the natural gas pipeline, so that the movement of the upper cover ring 3 and the lower supporting ring 7 is more smooth, after the upper cover ring 3 and the lower supporting ring 7 rotate one circle on the surface of the natural gas pipeline, the upper cover ring 3 and the lower supporting ring 7 are pushed to move to the other side on the surface of the natural gas pipeline, so that the above operation is repeated to move the rust removal brush disc of the rust removal machine body 1 to the position not cleaned, until the rust on the surface of the natural gas pipeline is cleaned.

[0040] Finally, it should be noted that: the above is only the preferred embodiment of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A rust removal machine for natural gas pipeline maintenance, comprising a rust removal machine body (1), characterized in that: The bottom of the rust removal machine body (1) at the horizontal end abuts against the top surface of the support frame (2). The other side of the support frame (2) is connected to one side of the upper cover ring (3). The side block (4) is connected to one side of the opening end of the upper cover ring (3). The side block (4) is connected to the connecting block (6) by rotating the shaft (5). The connecting block (6) is connected to the lower support ring (7). The threaded block (8) is connected to the other side of the lower support ring (7) near the opening end. The threaded block (8) is connected to the screw (9) at the top. The upper end of the screw (9) is fitted with a rubber sleeve (10). The surface of the rubber sleeve (10) is fitted to the inner wall of the side plate (11). The screw (9) is connected to the inner wall of the side plate (11). The rotating groove (12) is distributed in an annular shape on the inner wall of both the upper cover ring (3) and the lower support ring (7). The rotating groove (12) is fitted with a moving ball (13).

2. The rust removal machine for natural gas pipeline maintenance according to claim 1, characterized in that: The upper cover ring (3), side block (4), rotating shaft (5), connecting block (6) and lower support ring (7) form a rotating connection structure.

3. A rust removal machine for natural gas pipeline maintenance according to claim 2, characterized in that: The upper cover ring (3), lower support ring (7), threaded block (8), screw (9) and rubber sleeve (10) form a threaded connection structure.

4. A rust removal machine for natural gas pipeline maintenance according to claim 3, characterized in that: The three sets of rotating grooves (12) and moving balls (13) are respectively distributed in a ring on the inner wall of the upper cover ring (3) and the lower support ring (7).

5. A rust removal machine for natural gas pipeline maintenance according to claim 1, characterized in that: The top surface of the upper cover ring (3) is connected to the top plate (14), the inner wall of the top plate (14) is slidably connected to the lower limit plate (15), the top of the lower limit plate (15) has a slot (16), the surface of the slot (16) is inserted with a rubber block (17), the top surface of the rubber block (17) is connected to the bottom of the upper limit plate (18), the top surface of the lower limit plate (15) is provided with a connector (19), the inner wall of the connector (19) is rotated to fit the bottom disc of the adjusting rod (20), and the surface of the adjusting rod (20) is threaded to the top horizontal end of the top plate (14).

6. A rust removal machine for natural gas pipeline maintenance according to claim 5, characterized in that: The surface of the opening end at the intersection of the lower limit plate (15) and the slot (16) is provided with a circular rubber protrusion.

7. A rust removal machine for natural gas pipeline maintenance according to claim 5, characterized in that: The connector (19) has a limiting groove at the top, and the shape and size of the limiting groove are adapted to the bottom of the adjusting rod (20).

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