CN215784356U

CN215784356U - Pipeline inner wall anticorrosive sprayer

Info

Publication number: CN215784356U
Application number: CN202122030214.1U
Authority: CN
Inventors: 王俊宇; 李同晗; 于洋; 严凯峰; 何永桥; 赵智勇; 曹国东; 刘寅贵
Original assignee: State Grid Co ltd Dc Construction Branch; China Energy Engineering Group Tianjin Electric Power Construction Co ltd
Current assignee: State Grid Co ltd Dc Construction Branch; China Energy Engineering Group Tianjin Electric Power Construction Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-02-11
Anticipated expiration: 2031-08-26

Abstract

The utility model discloses an anticorrosive sprayer for the inner wall of a pipeline, which comprises the pipeline to be sprayed and a spray pipe, wherein one end of the spray pipe is provided with a spray head, the other end of the spray pipe is provided with a hose, the outer wall surface of the spray pipe is provided with a plurality of trapezoidal blocks, inclined surfaces on two sides of each trapezoidal block are provided with a cylinder body, moving rods are inserted into the cylinder bodies, one ends of the moving rods extend into the pipeline along the opening of the cylinder body, rollers are arranged through supports, the spray pipe is also provided with fixing rings, the outer ring surface of each fixing ring is provided with a telescopic rod, one end of each telescopic rod is provided with a metal plate, and the outside of the pipeline is provided with a magnet for magnetically attracting and pulling the metal plates. The utility model has simple structure, the hose can be rolled, thereby greatly reducing the volume and the length of the device, facilitating carrying and transportation, and the spray pipe is pushed from one side of the pipeline to the other side by the magnetic iron magnetic energy absorption, and can move in a backward mode after the hose is pulled backwards, thereby avoiding influencing paint sprayed forwards.

Description

Pipeline inner wall anticorrosive sprayer

Technical Field

The utility model relates to the technical field of pipeline spraying, in particular to an anticorrosive sprayer for an inner wall of a pipeline.

Background

The pipeline is provided with a drain pipe, a positive pressure air pipe and the like, various metal pipes are mainly adopted for corrosion prevention, and the corrosion prevention is mainly realized by brushing a coating or performing special corrosion prevention treatment on key parts. The existing spraying equipment is generally large in size, and particularly when the spraying equipment is used for some long pipelines, the spraying pipe can be designed to be long in order to enable the spraying pipe to contact the other side of the pipeline after entering from one side, so that inconvenience in subsequent use is caused, and transportation and carrying are also influenced.

Disclosure of Invention

The technical problem to be solved by the present invention is to provide an anticorrosive sprayer for inner wall of pipeline, so as to solve the problems proposed in the background art.

The utility model is realized by the following technical scheme: an anticorrosion sprayer for the inner wall of pipeline is composed of a pipeline to be sprayed, a spray tube in the opening on one side of pipeline, a sprayer at one end of spray tube, a flexible tube at another end of spray tube, and a spraying machine with several trapezoidal blocks arranged on the external wall of spray tube, a movable rod inserted in said cylinder, and a telescopic rod installed to the internal wall of cylinder and fixed to said spray tube, the metal sheet is installed to the one end of telescopic link, and the inner wall setting that the metal sheet is close to the pipeline is equipped with the magnet of pulling metal sheet is inhaled to magnetism in the outside of pipeline.

As preferred technical scheme, magnet is the arc structure setting, is equipped with a plurality of ball grooves on the bottom surface of magnet, and equal movable mounting has the spheroid in the ball groove, and the spheroid is partly all extends to the external world along the opening of ball groove to all touch with the outer wall of pipeline mutually, magnet sets up through a plurality of spheroid makedly overhead, installs the hand (hold) on the top surface of magnet, and the spheroid is made by plastic material.

As the preferred technical scheme, two cylinders on the trapezoidal block are distributed in a splayed structure.

As the preferred technical scheme, the metal plate is arranged in an arc structure.

The utility model has the beneficial effects that: the flexible pipe type paint spraying device is simple in structure, the flexible pipe can be wound, so that the size and the length of the device are greatly reduced, the device is convenient to carry and transport, the spraying pipe is pushed from one side of the pipeline to the other side through magnetic iron magnetic energy absorption, the spraying pipe can move in a backward mode after the flexible pipe is pulled backwards, the influence on paint sprayed out in the front is avoided, the moving rod and the roller can be automatically popped outwards through the spring, the spraying pipe can be arranged in the pipeline in the middle, the device can adapt to pipelines with different inner diameters, and the adaptability is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the nozzle of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and 2, the pipeline inner wall anticorrosion sprayer of the utility model comprises a pipeline 1 to be sprayed and a spray pipe 2, wherein the spray pipe 2 is arranged in an opening at one side of the pipeline 1, one end of the spray pipe 2 is provided with a spray head 3, the other end of the spray pipe 2 is provided with a hose 16, the other end of the hose 16 extends to the outside along the opening at one side of the pipeline far away from the spray pipe and is arranged on a spraying machine, the outer wall surface of the spray pipe 2 is provided with a plurality of trapezoidal blocks 4, the trapezoidal blocks 4 are distributed in a triangular structure, the inclined surfaces at two sides of the trapezoidal blocks 4 are respectively provided with a cylinder body 5, a moving rod 6 is inserted into each cylinder body 5, one end of each moving rod 6 extends into the pipeline along the opening of the cylinder body and is provided with a roller 7 through a bracket, the outer ring surface of each roller 7 is contacted with the inner wall surface of the pipeline 1, the other end of each moving rod 6 is provided with a spring 8, the other end of each spring 8 is arranged on the inner wall surface of each cylinder body 5, still install solid fixed ring 9 on spray tube 2, install telescopic link 11 on solid fixed ring 9's the outer lane face, metal sheet 12 is installed to telescopic link 11's one end, metal sheet 12 is close to pipeline 1's inner wall setting, pipeline 1's outside is equipped with magnetism and inhales the magnet 13 of pulling metal sheet, wherein, the telescopic link is novel telescopic link, it is the scalable hollow cylinder pole that adopts metal strip or plastic sheet to roll up the system and form, characterized by metal strip or plastic sheet are stereotyped in advance and are less than the curled layer of elasticity of body of rod external diameter for having memory function, thereby have from the tightiness function, make curled layer have the elastic potential energy of exerting pressure to the telescopic link all the time.

In this embodiment, magnet 13 is the setting of arc structure, is equipped with a plurality of ball grooves on the bottom surface of magnet 13, and all movable mounting has spheroid 14 in the ball groove, and spheroid 14 partly all extends to the external world along the opening of ball groove to all touch with the outer wall of pipeline 1, and magnet 13 is built on stilts through a plurality of spheroid 14 and is set up, installs hand (hold) 15 on the top surface of magnet 13, and spheroid 14 is made by plastic material.

In the embodiment, the two cylinders 5 on the trapezoidal block 4 are distributed in a splayed structure, so that the spray pipe can be transversely positioned, and the inclination of the spray pipe is avoided; the metal plate 12 is arranged in an arc structure, and the arc degree is matched with the arc degree of the magnet so as to increase the magnetic attraction area of the magnet.

When the spraying machine is used, the movable rods are firstly inwards extruded, the spraying pipe can be inserted into the pipeline after the distance between the movable rods is smaller than that of the pipeline, then the movable rods are opened, at the moment, the movable rods and the idler wheels can be outwards popped out through the rebounding of the springs until the idler wheels are contacted with the inner wall surface of the pipeline, the spraying pipe can be arranged in the middle through the movable rods which are synchronously popped out, after the completion, the telescopic rods are pulled out, the metal plates are driven by the telescopic rods to stretch and retract until the metal plates are close to the inner wall of the pipeline, at the moment, the magnets are placed outside the pipeline and are opposite to the metal plates, the metal plates can be adsorbed through the magnetic attraction of the magnets, after the magnets are pushed along the axial direction of the pipeline, the metal plates can be pulled to move through the magnetic energy, the spraying pipe is driven by the movement of the metal plates until the spraying pipe is moved from one side to the other side of the pipeline, after the movement is completed, the spraying machine is started, the paint produced by the spraying machine can be injected into the spraying pipe along the hose, the sprayed paint is sprayed out from the spray head in an umbrella-shaped structure, the inner wall of the pipeline is sprayed comprehensively, the hose can be pulled backwards in the spraying process, the hose moves to drive the spray pipe, the spray pipe can move in a backward mode, and the influence on the front sprayed paint is avoided.

The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a pipeline inner wall anticorrosive sprayer which characterized in that: comprises a pipeline (1) to be sprayed and a spray pipe (2), wherein the spray pipe (2) is arranged in an opening at one side of the pipeline (1), a spray head (3) is arranged at one end of the spray pipe (2), a hose (16) is arranged at the other end of the spray pipe (2), the other end of the hose (16) extends to the outside along the opening at one side of the pipeline far away from the spray pipe and is arranged on a spraying machine, a plurality of trapezoidal blocks (4) are arranged on the outer wall surface of the spray pipe (2), the trapezoidal blocks (4) are distributed in a triangular structure, a barrel body (5) is arranged on inclined surfaces at two sides of each trapezoidal block (4), a moving rod (6) is inserted into each barrel body (5), one end of each moving rod (6) extends into the pipeline along the opening of the barrel body and is provided with a roller (7) through a bracket, the outer ring surface of each roller (7) is contacted with the inner wall surface of the pipeline (1), and a spring (8) is arranged at the other end of each moving rod (6), the other end of spring (8) all installs on the internal face of barrel (5), still installs solid fixed ring (9) on spray tube (2), installs telescopic link (11) on the outer lane face of solid fixed ring (9), and metal sheet (12) are installed to the one end of telescopic link (11), and the inner wall setting that metal sheet (12) are close to pipeline (1), and the outside of pipeline (1) is equipped with magnet (13) of pulling the metal sheet of inhaling.

2. The anticorrosive sprayer for inner walls of pipelines according to claim 1, characterized in that: magnet (13) are the arc structure setting, are equipped with a plurality of ball grooves on the bottom surface of magnet (13), and equal movable mounting has spheroid (14) in the ball groove, and spheroid (14) partly all extends to the external world along the opening of ball groove to all touch with the outer wall of pipeline (1), magnet (13) are through a plurality of spheroid (14) overhead settings, install hand (hold) 15 on the top surface of magnet (13), and spheroid (14) are made by plastic material.

3. The anticorrosive sprayer for inner walls of pipelines according to claim 1, characterized in that: two cylinders (5) on the trapezoidal block (4) are distributed in a splayed structure.

4. The anticorrosive sprayer for inner walls of pipelines according to claim 1, characterized in that: the metal plate (12) is arranged in an arc structure.