Welded pipe anti-corrosion layer spraying device

Abstract

The utility model provides a welding pipe anti-corrosion layer spraying device which comprises a moving table, a lifting table, a motor, a rotary table, an electric sliding rail, a connecting rod and a spraying head. The lifting table is arranged on the upper portion of the moving table and connected with the moving table, the motor is arranged on the upper portion of the lifting table and connected with the lifting table, and the rotary table is arranged at the output end of the motor and connected with the motor. An electric sliding rail is arranged at the end, away from the motor, of the rotary disc and connected with the rotary disc, and a connecting rod is arranged at the sliding end of the electric sliding rail. The position of the connecting rod on the rotating disc is changed through the electric sliding rail, the rotating disc can drive the connecting rod to rotate, so that the rotating diameter of the connecting rod can be adjusted to adapt to welded pipes with different pipe diameters, and the connecting rod drives the spray head to rotate and is matched with the moving table to move, so that the inner wall of the welded pipe can be sprayed; and the spraying head is kept unchanged downwards and is matched with the moving table to move, so that the welded pipe rotates at the lower part of the spraying head, and the outer wall of the welded pipe can be sprayed.

Description

Technical Field

[0001] The utility model relates to a spraying device, in particular to a welding pipe anti-corrosion layer spraying device, belonging to the technical field of coating spraying. Background Art

[0002] Welded pipes are pipes made of welded steel and are often used to transport liquids, gases or solids, such as water supply pipes, oil pipelines, natural gas pipelines, etc. Welded pipes are widely used in construction, industry, machinery manufacturing and other fields.

[0003] In the production process of welded pipes, anti-rust treatment of welded pipes is an extremely important link. Anti-rust treatment can effectively prevent corrosion on the surface of welded pipes, reduce pipeline damage, and ensure the normal operation and safety of the pipeline system.

[0004] Traditional anti-corrosion treatment of welded pipes often faces some problems, such as the need for multiple sets of equipment to adapt to welded pipes of different diameters, and the coating of the inner and outer walls of the welded pipe cannot be completed by one device. Utility Model Content

[0005] Based on the above background, the purpose of the utility model is to provide a welded pipe anti-corrosion layer spraying device that is applicable to welded pipes of different diameters and can achieve comprehensive spraying of the inner and outer walls of the welded pipe, thereby solving the problems described in the background technology.

[0006] In order to achieve the above-mentioned utility model purpose, the utility model provides the following technical solutions:

[0007] A device for spraying an anti-corrosion layer on a welded pipe comprises a moving platform, a lifting platform, a motor, a turntable, an electric slide rail, a connecting rod and a spray head, wherein a lifting platform is arranged on the upper part of the moving platform, the lifting platform is connected to the moving platform, a motor is arranged on the upper part of the lifting platform, the motor is connected to the lifting platform, a turntable is arranged on the output end of the motor, the turntable is connected to the motor, an electric slide rail is arranged on the end of the turntable away from the motor, the electric slide rail is connected to the turntable, a connecting rod is arranged on the sliding end of the electric slide rail, the connecting rod is connected to the electric slide rail, a spray head is arranged on the end of the connecting rod away from the electric slide rail, and the spray head is connected to the connecting rod;

[0008] The welded pipe anti-corrosion layer spraying device also includes a storage box and a pipeline. The storage box is connected to the moving platform, and the two ends of the pipeline are respectively connected to the storage box and the spray head.

[0009] When the inner wall of the welded pipe needs to be sprayed, first determine the inner diameter of the welded pipe, adjust the electric slide rail according to the inner diameter of the welded pipe, thereby changing the position of the connecting rod on the turntable, and then extend the connecting rod into the welded pipe, and make the nozzle on the connecting rod located at one end of the welded pipe, control the motor drive, the motor drive can drive the turntable to rotate, so that the connecting rod and the nozzle on the connecting rod rotate inside the welded pipe, and the distance between the nozzle and the inner wall of the welded pipe is at an appropriate spraying distance, turn on the nozzle to spray anti-corrosion paint, and at the same time pull the moving platform outward to make the nozzle slowly move from one end inside the welded pipe to the other end. During this period, the nozzle rotates continuously to evenly spray the anti-corrosion paint on the inner wall of the welded pipe.

[0010] When it is necessary to spray the outside of the welded pipe, the nozzle on the connecting rod is always in a state of pointing downward to the welded pipe, the position of the movable platform is changed so that the nozzle is located at the upper part of one end of the welded pipe, the welded pipe is rotated under the nozzle, the nozzle is turned on to spray the anti-corrosion paint, and the movable platform is pulled outward at the same time so that the nozzle is slowly moved from one end of the outside of the welded pipe to the other end. During this period, the welded pipe is continuously rotated, and the nozzle is continuously spraying the anti-corrosion paint downward, so that the anti-corrosion paint is evenly sprayed on the surface of the welded pipe.

[0011] The device is applicable to welded pipes of different diameters and can realize comprehensive spraying of the inner and outer walls of the welded pipes.

[0012] The lifting platform can be adjusted according to the height of the welded pipe so that the nozzle can just spray the welded pipe. The storage box is used to store the anti-corrosion paint, and the anti-corrosion paint in the storage box is transported to the nozzle through the pipeline.

[0013] Preferably, the turntable is provided with scale lines on one side of the electric slide rail.

[0014] Using the scale line as a reference can help the operator accurately adjust the position of the connecting rod on the turntable.

[0015] Preferably, a liquid level sensor is disposed inside the storage box, and the liquid level sensor is connected to the storage box.

[0016] The liquid level sensor can monitor the amount of anti-corrosion paint in the storage box in real time. When it detects that the amount of anti-corrosion paint is insufficient, it reminds the operator to replenish it in time to avoid spraying interruption or poor spraying effect due to insufficient amount of anti-corrosion paint.

[0017] Preferably, a handle is provided at one end of the mobile platform, and the handle is connected to the mobile platform.

[0018] The operator can easily move the mobile table to the required position by the handle, and can also adjust the position more stably and accurately.

[0019] Preferably, limiting parts are provided at both ends of the electric slide rail, and the limiting parts and the turntable are an integrated structure.

[0020] The limiting portion can limit the moving range of the sliding end of the electric slide rail.

[0021] Preferably, a control panel is provided on one side of the storage box, the control panel is connected to the storage box, and the control panel is electrically connected to the motor, the electric slide rail and the liquid level sensor.

[0022] Through the control panel, the operator can start and stop the motor, adjust the moving speed and direction of the electric slide, and monitor the anti-corrosion paint level information transmitted by the level sensor. This enables real-time monitoring and flexible control of the operation of the entire spraying device.

[0023] Preferably, the storage box is provided with a liquid inlet.

[0024] The inlet port allows the operator to easily fill the anti-corrosion paint into the storage tank, ensuring a continuous supply of paint while the spray unit is working.

[0025] Compared with the prior art, the utility model has the following advantages:

[0026] The utility model discloses a device for spraying an anti-corrosion layer on a welded pipe. An electric slide rail is used to change the position of a connecting rod on a turntable. The turntable can drive the connecting rod to rotate, so that the rotation diameter of the connecting rod can be adjusted to adapt to welded pipes of different diameters. The connecting rod drives a spray head to rotate and cooperates with the movement of a moving platform to spray the inner wall of the welded pipe. The spray head remains downward and cooperates with the movement of the moving platform to make the welded pipe rotate under the spray head, so that the outer wall of the welded pipe can be sprayed. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.

[0028] Figure 1 This is a schematic diagram of the overall structure of the utility model welded pipe anti-corrosion layer spraying device;

[0029] Figure 2 It is a side view of a device for spraying an anti-corrosion layer on a welded pipe according to the utility model.

[0030] In the figure: 1. moving platform; 2. lifting platform; 3. motor; 4. turntable; 5. electric slide rail; 6. connecting rod; 7. nozzle; 8. storage box; 9. handle; 10. control panel; 11. liquid inlet. DETAILED DESCRIPTION

[0031] The technical solution of the utility model is further described in detail below through specific embodiments and in combination with the accompanying drawings. It should be understood that the implementation of the utility model is not limited to the following embodiments, and any form of modification and / or change made to the utility model will fall within the protection scope of the utility model.

[0032] In the present invention, unless otherwise specified, all parts and percentages are weight units, and the equipment and raw materials used can be purchased from the market or are commonly used in the field. The methods in the following embodiments, unless otherwise specified, are conventional methods in the field. The components or equipment in the following embodiments, unless otherwise specified, are universal standard parts or components known to those skilled in the art, and their structures and principles are known to those skilled in the art through technical manuals or conventional experimental methods.

[0033] The following is a detailed description of the embodiments of the present invention in conjunction with the accompanying drawings. In the following detailed description, for ease of explanation, many specific details are described to provide a comprehensive understanding of the embodiments of the present invention. However, one or more embodiments may also be implemented by those skilled in the art without these specific details.

[0034] like Figure 1 As shown, a device for spraying an anti-corrosion layer on a welded pipe comprises a moving platform 1, a lifting platform 2, a motor 3, a turntable 4, an electric slide rail 5, a connecting rod 6 and a nozzle 7. The lifting platform 2 is arranged on the upper part of the moving platform 1, and the lifting platform 2 is connected to the moving platform 1. The motor 3 is arranged on the upper part of the lifting platform 2, and the motor 3 is connected to the lifting platform 2. A turntable 4 is arranged on the output end of the motor 3, and the turntable 4 is connected to the motor 3. An electric slide rail 5 is arranged at the end of the turntable 4 away from the motor 3, and the electric slide rail 5 is connected to the turntable 4. A connecting rod 6 is arranged at the sliding end of the electric slide rail 5, and the connecting rod 6 is connected to the electric slide rail 5. A nozzle 7 is arranged at the end of the connecting rod 6 away from the electric slide rail 5, and the nozzle 7 is connected to the connecting rod 6.

[0035] When the inner wall of the welded pipe needs to be sprayed, the inner diameter of the welded pipe is first determined, and the electric slide rail 5 is adjusted according to the inner diameter of the welded pipe, thereby changing the position of the connecting rod 6 on the turntable 4, and the turntable 4 is provided with a scale line on one side of the electric slide rail 5. Using the scale line as a reference can help the operator accurately adjust the position of the connecting rod 6 on the turntable 4. Limiting parts are provided at both ends of the electric slide rail 5, and the limiting parts and the turntable 4 are an integrated structure. The limiting parts can limit the moving range of the sliding end of the electric slide rail 5.

[0036] Then extend the connecting rod 6 into the weld pipe, and make the nozzle 7 on the connecting rod 6 located at one end of the weld pipe, control the motor 3 to drive, and the motor 3 can drive the turntable 4 to rotate, so that the connecting rod 6 and the nozzle 7 on the connecting rod 6 rotate inside the weld pipe, and the distance between the nozzle 7 and the inner wall of the weld pipe is at an appropriate spraying distance, turn on the nozzle 7 to spray the anti-corrosion paint, and at the same time pull the movable platform 1 outward to make the nozzle 7 slowly move from one end inside the weld pipe to the other end. During this period, the nozzle 7 rotates continuously to evenly spray the anti-corrosion paint on the inner wall of the weld pipe.

[0037] When it is necessary to spray the outside of the welded pipe, the nozzle 7 on the connecting rod 6 is always in a state of being aimed downward at the welded pipe, the position of the movable platform 1 is changed so that the nozzle 7 is located at the upper part of one end of the welded pipe, the welded pipe is rotated under the nozzle 7, the nozzle 7 is turned on to spray the anti-corrosion paint, and the movable platform 1 is pulled outward at the same time so that the nozzle 7 slowly moves from one end of the outside of the welded pipe to the other end. During this period, the welded pipe continues to rotate, and the nozzle 7 continues to spray the anti-corrosion paint downward, so that the anti-corrosion paint is evenly sprayed on the surface of the welded pipe.

[0038] The device is applicable to welded pipes of different diameters and can realize comprehensive spraying of the inner and outer walls of the welded pipes.

[0039] A handle 9 is provided at one end of the movable platform 1, and the handle 9 is connected to the movable platform 1. The operator can easily move the movable platform 1 to a desired position through the handle 9, and can also adjust the position more stably and accurately. The lifting platform 2 can be adjusted according to the height of the welded pipe, so that the nozzle 7 can just spray the welded pipe.

[0040] like Figure 2 As shown, the welded pipe anti-corrosion layer spraying device also includes a storage box 8 and a pipeline. The storage box 8 is connected to the moving platform 1, and the two ends of the pipeline are connected to the storage box 8 and the spray head 7 respectively.

[0041] The storage box 8 is used to store the anti-corrosion paint, and the anti-corrosion paint in the storage box 8 is transported to the nozzle 7 through a pipeline. A liquid level sensor is arranged inside the storage box 8, and the liquid level sensor is connected to the storage box 8. The liquid level sensor can monitor the amount of anti-corrosion paint in the storage box 8 in real time. When it is detected that the amount of anti-corrosion paint is insufficient, it reminds the operator to replenish it in time to avoid spraying interruption or poor spraying effect caused by insufficient amount of anti-corrosion paint. The storage box 8 is provided with a liquid inlet 11. Through the liquid inlet 11, the operator can easily inject the anti-corrosion paint into the storage box 8 to ensure that the spraying device can continuously supply paint when working.

[0042] A control panel 10 is provided on one side of the storage box 8, and the control panel 10 is connected to the storage box 8. The control panel 10 is electrically connected to the motor 3, the electric slide rail 5 and the liquid level sensor. Through the control panel 10, the operator can start and stop the motor 3, adjust the moving speed and direction of the electric slide rail 5, and monitor the anti-corrosion paint liquid level information transmitted by the liquid level sensor. In this way, the operation of the entire spraying device can be monitored in real time and flexibly controlled.

[0043] The implementation principle of the utility model of a welded pipe anti-corrosion layer spraying device is:

[0044] When the inner wall of the welded pipe needs to be sprayed, the inner diameter of the welded pipe is first determined, and the electric slide rail 5 is adjusted according to the inner diameter of the welded pipe, so as to change the position of the connecting rod 6 on the turntable 4, and then the connecting rod 6 is extended into the welded pipe, and the nozzle 7 on the connecting rod 6 is located at one end of the welded pipe, and the motor 3 is controlled to drive, and the motor 3 drive can drive the turntable 4 to rotate, so that the connecting rod 6 and the nozzle 7 on the connecting rod 6 rotate inside the welded pipe, and the distance between the nozzle 7 and the inner wall of the welded pipe is at an appropriate spraying distance, the nozzle 7 is turned on to spray the anti-corrosion paint, and the movable platform 1 is pulled outward at the same time, so that the nozzle 7 moves slowly from one end inside the welded pipe to the other end. During this period, the nozzle 7 rotates continuously to evenly spray the anti-corrosion paint on the inner wall of the welded pipe.

[0045] When it is necessary to spray the outside of the welded pipe, the nozzle 7 on the connecting rod 6 is always in a state of being aimed downward at the welded pipe, the position of the movable platform 1 is changed so that the nozzle 7 is located at the upper part of one end of the welded pipe, the welded pipe is rotated under the nozzle 7, the nozzle 7 is turned on to spray the anti-corrosion paint, and the movable platform 1 is pulled outward at the same time so that the nozzle 7 slowly moves from one end of the outside of the welded pipe to the other end. During this period, the welded pipe continues to rotate, and the nozzle 7 continues to spray the anti-corrosion paint downward, so that the anti-corrosion paint is evenly sprayed on the surface of the welded pipe.

[0046] This article uses specific examples to illustrate the principles and implementation methods of the utility model. The above examples are only used to help understand the method and core ideas of the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principles of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A welded pipe anti-corrosion layer spraying device, characterized in that: The device for spraying an anti-corrosion layer on a welded pipe comprises a moving platform (1), a lifting platform (2), a motor (3), a turntable (4), an electric slide rail (5), a connecting rod (6) and a spray head (7). The lifting platform (2) is arranged on the upper part of the moving platform (1), the lifting platform (2) is connected to the moving platform (1), the motor (3) is arranged on the upper part of the lifting platform (2), the motor (3) is connected to the lifting platform (2), a turntable (4) is arranged at the output end of the motor (3), the turntable (4) is connected to the motor (3), an electric slide rail (5) is arranged at one end of the turntable (4) away from the motor (3), the electric slide rail (5) is connected to the turntable (4), a connecting rod (6) is arranged at the sliding end of the electric slide rail (5), the connecting rod (6) is connected to the electric slide rail (5), a spray head (7) is arranged at one end of the connecting rod (6) away from the electric slide rail (5), and the spray head (7) is connected to the connecting rod (6); The welded pipe anti-corrosion layer spraying device also includes a storage box (8) and a pipeline, wherein the storage box (8) is connected to the moving platform (1), and the two ends of the pipeline are respectively connected to the storage box (8) and the spray head (7).

2. The device for spraying the anti-corrosion layer of welded pipe according to claim 1, characterized in that: The rotating disk (4) is located on one side of the electric slide rail (5) and has a scale line.

3. The device for spraying the anti-corrosion layer of welded pipe according to claim 1, characterized in that: A liquid level sensor is arranged inside the storage box (8), and the liquid level sensor is connected to the storage box (8).

4. The device for spraying the anti-corrosion layer of welded pipe according to claim 1, characterized in that: A handle (9) is provided at one end of the mobile platform (1), and the handle (9) is connected to the mobile platform (1).

5. The device for spraying the anti-corrosion layer of welded pipe according to claim 2, characterized in that: Limiting parts are provided at both ends of the electric slide rail (5), and the limiting parts and the turntable (4) are an integrated structure.

6. The device for spraying the anti-corrosion layer of welded pipe according to claim 3, characterized in that: A control panel (10) is provided on one side of the storage box (8), and the control panel (10) is connected to the storage box (8). The control panel (10) is electrically connected to the motor (3), the electric slide rail (5) and the liquid level sensor.

7. The device for spraying the anti-corrosion layer of welded pipe according to claim 6, characterized in that: The storage box (8) is provided with a liquid inlet (11).

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