Anti-corrosion construction device for pipeline

Abstract

The invention provides a pipeline anti-corrosion construction device which comprises a supporting assembly, the supporting assembly movably supports a pipeline, and the pipeline is suitable for rotating around the axis direction of the pipeline on the supporting assembly; the hopper and the supporting assembly are sequentially arranged in the axis direction of the pipeline, the hopper moves in the axis direction of the pipeline through a moving assembly, the hopper is provided with a paint containing cavity and an opening communicating the interior and the exterior of the paint containing cavity, and the hopper is provided with a material pressing device and a scraping plate; a dip-coating gap for cloth is arranged between the hopper and the material pressing device, and a material scraping gap is reserved between the scraper blade and the hopper. According to the pipeline anti-corrosion construction device, compared with a conventional pipeline anti-corrosion coating adopting a pure manual mode, after the pipeline is wrapped by each layer of glass fiber cloth, anti-corrosion paint is manually brushed, efficiency is low, loss is large, and construction of the anti-corrosion coating of the prefabricated pipeline can be efficiently completed through the pipeline anti-corrosion construction device.

Description

Technical Field

[0001] The invention relates to the technical field of pipeline anti-corrosion, and in particular to a pipeline anti-corrosion construction device. Background Art

[0002] Pipeline corrosion protection refers to the process of taking measures to slow down or prevent the corrosion and deterioration of pipelines during chemical, electrochemical or microbial metabolic activities. This mainly includes the use of anti-corrosion coatings, coating technologies and other methods to form a layer of insulating material covering on the surface of the pipeline to isolate corrosive media and prevent the occurrence of electrochemical reactions.

[0003] The following defects exist in the existing pipeline anti-corrosion construction process:

[0004] Conventional pipeline anti-corrosion coatings are usually applied manually. After each layer of fiberglass cloth is wrapped around the pipeline, the anti-corrosion paint is applied manually. The construction efficiency is low, and the uniformity of manual painting is difficult to control, resulting in large losses.

[0005] In order to solve the above problems, the present invention proposes a pipeline anti-corrosion construction device which can improve construction efficiency and reduce loss. Summary of the invention

[0006] In order to solve the problem of low efficiency and high loss in the above-mentioned existing pipeline anti-corrosion construction, the present invention provides a pipeline anti-corrosion construction device.

[0007] According to one object of the present invention, the present invention provides an anti-corrosion construction device for a pipeline, comprising:

[0008] A support assembly, wherein the support assembly movably supports the pipeline, and the pipeline is suitable for rotating around its own axis on the support assembly;

[0009] A hopper, wherein the hopper and the supporting assembly are arranged in sequence in the axial direction of the pipeline, the hopper moves in the axial direction of the pipeline through a moving assembly, the hopper is provided with a paint containing chamber and an opening communicating with the inside and outside of the paint containing chamber, the hopper is provided with a presser and a scraper, a dipping gap for the cloth is provided between the hopper and the presser, a scraping gap is reserved between the scraper and the hopper, the scraping gap is located above the dipping gap, the hopper is also provided with a cloth winding piece, one end of the cloth is connected to the winding piece, and the other end of the cloth is suitable for passing through the dipping gap and the scraping gap in sequence and being connected to the radially outer side of the pipeline.

[0010] Preferably, the cloth is glass fiber cloth, and the hopper is suitable for containing asphalt paint or resin.

[0011] Preferably, the hopper is located on one side of the pipeline in the radial direction, and in the radial direction of the pipeline, the scraping gap, the dipping gap and the winding member are arranged in sequence, wherein the axis of the winding member is parallel to the axis of the pipeline.

[0012] Preferably, the support assembly includes a base and a plurality of rollers, wherein the rollers are disposed on the base and can rotate around their own axes, adjacent rollers are spaced apart in the radial direction, at least one roller is connected by a driving member, and the radial spacing between adjacent rollers is adjustable.

[0013] Preferably, there are two rollers, namely, an active roller and a driven roller. The active roller and the driven roller are arranged at intervals in the horizontal direction. The driving member drives and connects the active roller. The base is provided with a plurality of mounting holes arranged at intervals in sequence along the connecting direction of the active roller and the driven roller. The driven roller can be detachably connected to the mounting holes by fasteners.

[0014] Preferably, the moving assembly includes a guide rail and a bracket, the guide rail is arranged along the axial direction of the pipeline, the guide rail is slidably connected to the lower end of the bracket, the upper end of the bracket is connected to the hopper, and the height of the bracket in the vertical direction is adjustable.

[0015] Preferably, the bracket includes a lower frame and an upper frame which are detachably connected in the vertical direction, the lower end of the lower frame is connected to the guide rail, the upper frame is connected to the hopper, and a middle frame is detachably provided between the lower frame and the upper frame, and the height of the middle frame is designed to be one or more.

[0016] Preferably, the side of the hopper close to the pipeline is the outlet side, and the side of the hopper away from the pipeline is the inlet side. The hopper is an inverted arch hopper, the axis of the hopper is parallel to the axis of the pipeline, the opening of the hopper is arranged upward, the bottom end of the hopper is parallel to the bottom end of the press, the bottom end of the hopper and the bottom end of the press form the dipping gap, the scraper is located above the opening of the hopper, the scraper and the outlet side edge of the opening form the scraping gap, the winding piece is located above the opening of the hopper, and the winding piece is arranged close to the inlet side of the opening.

[0017] Preferably, the presser extends downward on both sides of the pipeline axis direction to form a connecting rod, and a connecting hole is opened at the upper end of the bracket, and the connecting rod matches the connecting hole.

[0018] Preferably, the scraper and the bracket are detachably connected, and the size between the scraper and the outlet side edge of the opening is adjustable.

[0019] Compared with the prior art, the present invention has the following beneficial effects:

[0020] The anti-corrosion construction device for the pipeline rotates the pipeline through the support assembly, and the coated cloth is wrapped around the outside of the pipeline. At the same time, the hopper is controlled to move in the direction of the pipeline axis to complete the construction of the anti-corrosion coating on the outside of the entire pipeline. After completion, the pipeline is directly used on site. After the pipeline is docked, the anti-corrosion coating can be added on site at the interface of the pipeline.

[0021] Compared with the purely manual method of conventional pipeline anti-corrosion coating, in which each layer of glass fiber cloth is wrapped around the pipeline and then the anti-corrosion paint is manually brushed on, which has low efficiency and high loss, the pipeline anti-corrosion construction device can efficiently complete the anti-corrosion coating construction of prefabricated pipelines.

[0022] The present invention is further described below with reference to the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is an overall schematic diagram of an anti-corrosion construction device for a pipeline according to the present invention;

[0024] Figure 2 This is a schematic diagram of the expansion of the hopper and moving components of the pipeline anti-corrosion construction device described in the present invention. DETAILED DESCRIPTION

[0025] The following description is used to fully explain the present invention so that those skilled in the art can implement the present invention. The preferred embodiments described below are only examples, and those skilled in the art can think of other obvious variations. The basic principles of the present invention defined in the following description can be applied to other embodiments, variations, improvements, equivalents, and other technical solutions that do not deviate from the spirit and scope of the present invention.

[0026] See also Figure 1-2 The present invention provides a technical solution: an anti-corrosion construction device for a pipeline 200, comprising:

[0027] A support assembly 100, wherein the support assembly 100 movably supports the pipe 200, and the pipe 200 is suitable for rotating around its own axis on the support assembly 100;

[0028] A hopper 300, wherein the hopper 300 and the supporting assembly 100 are sequentially arranged in the axial direction of the pipeline 200, the hopper 300 moves in the axial direction of the pipeline 200 through a moving assembly 400, the hopper 300 is provided with a paint containing chamber 301 and an opening 302 communicating with the inside and outside of the paint containing chamber 301, the hopper 300 is provided with a press 303 and a scraper 304, a dipping gap a for the cloth 500 is provided between the hopper 300 and the press 303, a scraping gap b is reserved between the scraper 304 and the hopper 300, and the scraping gap b is located above the dipping gap a, the hopper 300 is also provided with a winding piece 305 for the cloth 500, one end of the cloth 500 is connected to the winding piece 305, and the other end of the cloth 500 is suitable for sequentially passing through the dipping gap a and the scraping gap b and being connected to the radial outer side of the pipeline 200.

[0029] The preparation of the device is completed by placing the pipe 200 to be processed on the support assembly 100, placing the anti-corrosion paint in the hopper 300, controlling the liquid level of the paint inside the hopper 300 between the scraping gap b and the dipping gap a, and passing the cloth 500 through the dipping gap a and the scraping gap b in sequence and connecting with the radial outer side of the pipe 200;

[0030] When in use, the pipe 200 is rotated by the support assembly 100, and the coated cloth 500 is wrapped around the outside of the pipe 200. At the same time, the hopper 300 is controlled to move in the axial direction of the pipe 200 to complete the construction of the anti-corrosion coating on the outside of the entire pipe 200. After completion, the pipe 200 is directly used on site. After the pipe 200 is docked, the anti-corrosion coating can be added on site at the interface of the pipe 200.

[0031] It should be noted that, in order to prevent the overly long pipe 200 from tipping over during processing, another support assembly 100 may be provided on the other side of the pipe 200 away from the support assembly 100 to stably support both ends of the pipe 200 .

[0032] Preferably, the cloth 500 is glass fiber cloth, and the hopper 300 is suitable for containing asphalt paint or resin.

[0033] Furthermore, the hopper 300 is located on one side of the pipeline 200 in the radial direction, and in the radial direction of the pipeline 200, the scraping gap b, the dipping gap a and the winding member 305 are arranged in sequence, and the axis of the winding member 305 is parallel to the axis of the pipeline 200. This allows the cloth 500 connected between the winding member 305 and the pipeline 200 to move in this direction, achieving efficient transmission of the cloth 500, so that the cloth 500 is quickly dipped and coated on the outside of the pipeline 200.

[0034] Regarding the specific structure of the support assembly 100, the support assembly 100 includes a base 101 and a plurality of rollers 102 disposed on the base 101 and rotatable around their own axes, the adjacent rollers 102 are arranged at intervals in the radial direction, and at least one of the rollers 102 is driven and connected by a driving member 103. When in use, the pipe 200 is placed between adjacent rollers 102, the radial outer side of the pipe 200 is fitted with the radial outer side of the roller 102, and the roller 102 is further driven to rotate on the base 101 by the driving member 103, and the roller 102 drives the pipe 200 to rotate, thereby reducing labor costs.

[0035] Furthermore, the radial distance between adjacent rollers 102 can be adjusted so that the rollers 102 are suitable for driving pipes 200 of different sizes.

[0036] In one embodiment, the number of the rollers 102 is two, namely, an active roller 1021 and a driven roller 1022, the active roller 1021 and the driven roller 1022 are arranged at intervals in the horizontal direction, the driving member 103 drives and connects the active roller 1021, and the base 101 is provided with a plurality of mounting holes arranged at intervals in sequence along the connecting direction of the active roller 1021 and the driven roller 1022, and the driven roller can be detachably connected with the mounting holes through fasteners. When in use, according to the size of different pipelines 200, the driven roller is installed on the non-passing mounting hole through fasteners to ensure that the roller 102 can stably support and drive the pipeline 200 placed above. Optionally, the driving member 103 is a motor, and the roller 102 is connected to the base 101 through a bearing, wherein the roller 102 is connected to the inner ring of the bearing, and the outer ring of the bearing is connected to the base 101.

[0037] Regarding the specific structure of the moving component 400, the moving component 400 includes a guide rail 401 and a bracket 402. The guide rail 401 is arranged along the axial direction of the pipeline 200. The lower end of the bracket 402 is slidably connected to the guide rail 401, and the upper end of the bracket 402 is connected to the hopper 300.

[0038] Furthermore, the height of the bracket 402 in the vertical direction is adjustable. In one embodiment, the bracket 402 includes a lower frame 4021 and an upper frame 4022 that are detachably connected in the vertical direction, the lower end of the lower frame 4021 is connected to the guide rail 401, the upper frame 4022 is connected to the hopper 300, and an intermediate frame is detachably provided between the lower frame 4021 and the upper frame 4022, and the height of the intermediate frame is designed to be one or more. Through the above definition, the height of the bracket 402 can be adjusted according to the actual construction scene, so as to facilitate the construction of personnel. Preferably, the height of the bracket 402 is 1.5m.

[0039] Regarding the structure of the hopper 300, specifically, the side of the hopper 300 close to the pipeline 200 is the outlet side, and the side of the hopper 300 away from the pipeline 200 is the inlet side. The hopper 300 is an inverted arch hopper 300, the axis of the hopper 300 is parallel to the axis of the pipeline 200, the opening 302 of the hopper 300 is arranged upward, the bottom end of the hopper 300 is parallel to the bottom end of the press 303, the bottom end of the hopper 300 and the bottom end of the press 303 form the dipping gap a, the scraper 304 is located above the opening 302 of the hopper 300, and the scraping gap b is formed between the scraper 304 and the outlet side edge of the opening 302, the winding member 305 is located above the opening 302 of the hopper 300, and the winding member 305 is arranged close to the inlet side of the opening 302.

[0040] Further, the presser 303 is a plate-shaped presser 303, and the presser 303 and the bracket 402 are detachably connected. Specifically, the presser 303 extends downward on both sides of the axial direction of the pipeline 200 to form connecting rods 3031, and the upper end of the bracket 402 is provided with a connecting hole 3032, and the connecting rod 3031 matches the connecting hole 3032. When in use, the connecting rod 3031 on the presser 303 can be inserted into the connecting hole 3032 to complete the installation of the presser 303, and the connecting rod 3031 on the presser 303 can be pulled out from the connecting hole 3032 to complete the disassembly of the presser 303.

[0041] Furthermore, the scraper 304 and the bracket 402 are detachably connected, and the size between the scraper 304 and the outlet edge of the opening 302 is adjustable. Specifically, a stud is provided at the upper end of the bracket 402, and the scraper 304 is provided with column holes matching the studs on both sides of the axial direction of the pipe 200, and the column holes extend between the outlet side and the inlet side. When in use, the column holes of the scraper 304 can be sleeved on the outside of the stud, and the scraper 304 can be pulled between the outlet side and the inlet side, so as to adjust the size between the scraper 304 and the outlet edge of the opening 302, and further a nut is installed on the end of the stud and tightened to achieve the positioning of the scraper 304.

[0042] Furthermore, a guide roller 306 rotatable about its own axis is provided above the hopper 300, the guide roller 306 is arranged along the axis direction of the pipeline 200, the guide roller 306 is located at the outlet side of the scraper 304, and the guide roller 306 and the scraper 304 form an outlet for the cloth 500. The cloth 500 passing through the scraping gap b contacts the guide roller 306, so that the cloth 500 is guided.

[0043] Regarding the specific structure of the winding member 305, the winding member 305 includes a roller and a support rod, the support rod is installed above the bracket 402, the support rod is located on the inlet side of the hopper 300, the roller is rotatably connected to the upper end of the support rod, and the roller is connected to one end of the cloth 500.

[0044] In summary, the anti-corrosion construction device of the pipeline 200 is provided with two rotatable rollers 102, one of which is connected to a motor and the other can adjust the distance according to the size of the pipeline 200, and the pipeline 200 is placed on the two rollers 102; secondly, a movable hopper 300 is separately provided, the anti-corrosion coating is placed in the hopper 300, and the cloth 500 is fixed on the winding member 305;

[0045] During construction, one end of the cloth 500 is dipped into the anti-corrosion coating through a hopper 300 containing the anti-corrosion coating and wrapped around the pipe 200. After adjusting the angle, the pipe 200 is driven to rotate by the roller 102, and the pipe 200 drives the cloth 500 to be wrapped around the outside of the pipe 200. The anti-corrosion coating construction of the entire pipe 200 is completed by moving the hopper 300. After completion, the pipe 200 is directly used on site. After the pipe 200 is connected, the anti-corrosion coating at the interface can be constructed on site.

[0046] Compared with the conventional pipeline anti-corrosion coating which adopts purely manual method, in which each layer of glass fiber cloth is wrapped around the pipeline and then the anti-corrosion coating is manually brushed on, which has low efficiency and large losses, the anti-corrosion construction device of the pipeline 200 can efficiently complete the anti-corrosion coating construction of the prefabricated pipeline, and the coating on the pipeline is uniform and easy to control.

[0047] The embodiments described above are only used to illustrate the technical ideas and features of the present invention, and their purpose is to enable technicians in this field to understand the contents of the present invention and implement them accordingly. The patent scope of the present invention cannot be limited only by this embodiment, that is, any equivalent changes or modifications made according to the spirit disclosed by the present invention still fall within the patent scope of the present invention.

Claims

1. A pipeline (200) anti-corrosion construction device, characterized in that: include: A support assembly (100), wherein the support assembly (100) movably supports the pipeline (200), and the pipeline (200) is suitable for rotating around its own axis on the support assembly (100); A hopper (300), wherein the hopper (300) and the support assembly (100) are sequentially arranged in the axial direction of the pipeline (200), the hopper (300) moves in the axial direction of the pipeline (200) through a moving assembly (400), the hopper (300) is provided with a paint receiving chamber (301) and an opening (302) communicating with the inside and outside of the paint receiving chamber (301), the hopper (300) is provided with a press (303) and a scraper (304), and a spacer (304) is provided between the hopper (300) and the press (303). A dipping gap (a) for a cloth (500) is provided, a scraping gap (b) is reserved between the scraper (304) and the hopper (300), the scraping gap (b) is located above the dipping gap (a), and a winding piece (305) for the cloth (500) is also provided on the hopper (300), one end of the cloth (500) is connected to the winding piece (305), and the other end of the cloth (500) is suitable for passing through the dipping gap (a) and the scraping gap (b) in sequence and being connected to the radial outer side of the pipe (200).

2. A pipeline (200) anti-corrosion construction device according to claim 1, characterized in that: The cloth (500) is glass fiber cloth, and the hopper (300) is suitable for containing asphalt paint or resin.

3. The anti-corrosion construction device for a pipeline (200) according to claim 1, characterized in that: The hopper (300) is located on one side of the pipeline (200) in the radial direction. In the radial direction of the pipeline (200), the scraping gap (b), the dipping gap (a) and the winding member (305) are arranged in sequence, wherein the axis of the winding member (305) is parallel to the axis of the pipeline (200).

4. The anti-corrosion construction device for a pipeline (200) according to claim 1, characterized in that: The support assembly (100) comprises a base (101) and a plurality of rollers (102); the rollers (102) are arranged on the base (101) and are rotatable around their own axes; adjacent rollers (102) are spaced apart in the radial direction; at least one roller (102) is connected by a driving member (103); and the radial spacing between adjacent rollers (102) is adjustable.

5. The anti-corrosion construction device for a pipeline (200) according to claim 4, characterized in that: The number of the rollers (102) is two, namely a driving roller (1021) and a driven roller (1022); the driving roller (1021) and the driven roller (1022) are arranged at intervals in the horizontal direction; the driving member (103) drives and connects the driving roller (1021); the base (101) is provided with a plurality of installation holes arranged at intervals in sequence along the direction of the connection line between the driving roller (1021) and the driven roller (1022); the driven roller can be detachably connected to the installation holes by fasteners.

6. The anti-corrosion construction device for a pipeline (200) according to claim 1, characterized in that: The moving assembly (400) comprises a guide rail (401) and a bracket (402), wherein the guide rail (401) is arranged along the axial direction of the pipeline (200), the guide rail (401) is slidably connected to the lower end of the bracket (402), the upper end of the bracket (402) is connected to the hopper (300), and the height of the bracket (402) in the vertical direction is adjustable.

7. The anti-corrosion construction device for a pipeline (200) according to claim 6, characterized in that: The support (402) includes a lower frame (4021) and an upper frame (4022) which are detachably connected in the vertical direction, the lower end of the lower frame (4021) is connected to the guide rail (401), the upper frame (4022) is connected to the hopper (300), and a middle frame is detachably arranged between the lower frame (4021) and the upper frame (4022), and the height of the middle frame is designed to be one or more.

8. The anti-corrosion construction device for a pipeline (200) according to claim 1, characterized in that: The side of the hopper (300) close to the pipeline (200) is the outlet side, and the side of the hopper (300) away from the pipeline (200) is the inlet side. The hopper (300) is an inverted arched hopper (300). The axis of the hopper (300) is parallel to the axis of the pipeline (200). The opening (302) of the hopper (300) is arranged upward. The bottom end of the hopper (300) is parallel to the bottom end of the press (303). The bottom end of the hopper (300) and the bottom end of the press (303) form the dipping gap (a), the scraper (304) is located above the opening (302) of the hopper (300), the scraper gap (b) is formed between the scraper (304) and the outlet edge of the opening (302), the winding member (305) is located above the opening (302) of the hopper (300), and the winding member (305) is arranged close to the inlet side of the opening (302).

9. The anti-corrosion construction device for a pipeline (200) according to claim 8, characterized in that: The press (303) extends downward on both sides of the pipeline (200) in the axial direction to form a connecting rod (3031), and a connecting hole (3032) is opened at the upper end of the bracket (402), and the connecting rod (3031) and the connecting hole (3032) match each other.

10. The anti-corrosion construction device for a pipeline (200) according to claim 8, characterized in that: The scraper (304) and the bracket (402) are detachably connected, and the size between the scraper (304) and the exit edge of the opening (302) is adjustable.

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