Quality detection device for anticorrosive coating in steel pipe

Abstract

The utility model relates to the technical field of pipeline internal quality detection equipment, and discloses a steel pipe internal anticorrosive coating quality detection device which comprises a remote control car carrier, the bottom surface of the remote control car carrier is fixedly connected with a fixed round block, and the middle of the fixed round block is rotatably connected with a supporting leg sleeve. And a first extension supporting rod is slidably connected into the supporting leg sleeve, a second extension supporting rod is slidably connected into the first sliding sleeve, and a detection device is slidably connected to one side of the top of the second extension supporting rod. According to the pipeline anti-corrosion detection device, the second extension supporting rod is pulled out of the sliding sleeve, the height of the detection device can be increased, an anti-corrosion layer in a pipeline can be conveniently detected, the pipeline anti-corrosion detection device can be suitable for detection of most pipelines, and the detection device can be driven to rotate by 360 degrees in the pipeline by driving the first motor; and more comprehensive detection of the interior is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline internal quality detection equipment, in particular to a steel pipe internal anti-corrosion coating quality detection device. Background Art

[0002] The existing patent disclosure (announcement) number: CN214744176U discloses a device for detecting the quality of anti-corrosion coating inside a steel pipe, including a balance beam, a roller movably connected to the lower end of the balance beam, a hinge movably connected to the upper sides of the front and rear ends of the balance beam, a support frame movably connected to the upper end of the No. 1 hinge, a No. 1 central axis rod fixedly connected to the inner side of the balance beam, a No. 2 central axis rod movably connected between the inner sides of the No. 1 central axis rod, a No. 2 hinge movably connected to the upper end of the support frame, a No. 1 carrying cavity and a No. 2 carrying cavity movably connected between the No. 2 hinges, a drive motor is fixedly installed on the inner front end of the No. 1 carrying cavity and a No. 2 carrying cavity inner rear end both, a protective sleeve movably connected to the outer side of the drive motor, and a detection head movably connected to the top of the protective sleeve: the utility model achieves the functions of initial inspection and re-inspection by setting a No. 1 carrying cavity and a No. 2 carrying cavity, and can avoid the effect of detection blind spots.

[0003] However, in this patent, there is a problem that the device cannot be adjusted according to pipes of different diameters, resulting in a limitation in the range of pipe diameters that the device can adapt to, which reduces its practicality. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a device for detecting the quality of anti-corrosion coating inside a steel pipe, aiming to improve the problem in the prior art that the device cannot be adjusted according to pipes of different diameters, resulting in a limitation on the range of pipe diameters that the device can adapt to, thereby reducing its practicality.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a device for detecting the quality of anti-corrosion coating inside a steel pipe, comprising a remote-controlled vehicle carrier, a fixed round block is fixedly connected to the bottom surface of the remote-controlled vehicle carrier, a leg sleeve is rotatably connected to the middle part of the fixed round block, a first extension support rod is slidably connected inside the leg sleeve, a roller is fixedly connected to the bottom surface of the first extension support rod, an electric push rod is fixedly connected to the middle part of the top surface of the remote-controlled vehicle carrier, an output end of the electric push rod is fixedly connected to a support base, a first groove is provided on one side of the top of the support base, a first motor is fixedly connected to the inner wall of the first groove, a first connecting rod is fixedly connected to the output end of the first motor, one end of the first connecting rod is fixedly connected to a connecting plate, a first sliding sleeve is fixedly connected to the top surface of the connecting plate, a second extension support rod is slidably connected inside the first sliding sleeve, and a detection device is slidably connected to the top side of the second extension support rod.

[0006] As a further description of the above technical solution:

[0007] A second groove is provided on the other side of the top of the support base, a second motor is fixedly connected to the inside of the second groove, a second connecting rod is fixedly connected to the output end of the second motor, one end of the second connecting rod is fixedly connected to a rotating plate, a second sliding sleeve is fixedly connected to the outer wall of the rotating plate, a third extension support rod is slidably connected to the inside of the second sliding sleeve, and a soft brush is fixedly connected to the top of the third extension support rod.

[0008] As a further description of the above technical solution:

[0009] A dust cover is provided on the top of the support base, the top surface of the dust cover is rotatably connected to the rotating base, the top surface of the rotating base is fixedly connected to a support frame, the top of the support frame is rotatably connected to a camera, and the top surface of the camera is fixedly connected to an illumination lamp.

[0010] As a further description of the above technical solution:

[0011] A fixing frame is fixedly connected to one side of the top of the second extension support rod, a protrusion is fixedly connected to the middle of one side of the detection support, and the outer wall of the protrusion is slidably connected to the inside of the fixing frame. A first limiting rod is slidably connected to the middle of one side of the first sliding sleeve, a first limiting hole is opened on the outer wall of the first sliding sleeve, and the outer wall of the first limiting rod is slidably connected to the inside of the first limiting hole.

[0012] As a further description of the above technical solution:

[0013] A second limiting hole is formed on the outer wall of the second sliding sleeve, a second limiting rod is slidably connected to the middle of the second sliding sleeve, and an outer wall of the second limiting rod is slidably connected to the inside of the second limiting hole.

[0014] As a further description of the above technical solution:

[0015] A first fixing bolt is fixedly connected to the middle of one side of the fixing round block, a fixing nut is threadedly connected to an outer wall of one side of the first fixing bolt, a first threaded hole is opened on the top of the support leg sleeve, and the outer wall of the first fixing bolt is threadedly connected to the inside of the first threaded hole.

[0016] As a further description of the above technical solution:

[0017] A second fixing bolt is threadedly connected to one side of the middle portion of the support leg sleeve, a second threaded hole is provided inside the first extension support rod, and an outer wall of the second fixing bolt is threadedly connected to the inside of the second threaded hole.

[0018] The utility model has the following beneficial effects:

[0019] 1. In the utility model, by pulling out the first extension rod from the inside of the leg sleeve, the height of the device can be adjusted according to the size of the pipe diameter, and the detection device can be driven to rise to the center of the pipeline by driving the electric push rod. By pulling out the second extension rod from the inside of the sliding sleeve, the height of the detection device can be extended, which is convenient for testing the anti-corrosion layer inside the pipeline, so that it can be suitable for most pipeline detection. By driving the first motor, the detection device can be driven to rotate 360 ​​degrees inside the pipeline, which is convenient for more comprehensive detection of the inside.

[0020] 2. In the utility model, by driving the first motor, the rotating plate and the soft brush can be driven to rotate, and the inside of the pipeline can be cleaned to prevent the inside of the pipeline from being covered with dust and affecting the detection results. Through the camera and the irradiation lamp, the staff can better observe the inside of the pipeline, thereby facilitating driving the device for detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall structure of a quality detection device for anti-corrosion coating inside a steel pipe proposed by the utility model;

[0022] Figure 2 This is a partial structural disassembly diagram of a device for detecting the quality of anti-corrosion coating inside a steel pipe proposed by the utility model;

[0023] Figure 3 This is a partial structural disassembly diagram of a device for detecting the quality of anti-corrosion coating inside a steel pipe proposed by the utility model;

[0024] Figure 4 This is a partial structural disassembly diagram of a device for detecting the quality of anti-corrosion coating inside a steel pipe proposed by the utility model;

[0025] Figure 5 The utility model is a partial structural schematic diagram of a device for detecting quality of anti-corrosion coating inside a steel pipe.

[0026] Legend:

[0027] 1. Remote control vehicle carrier; 2. Fixed round block; 3. Leg sleeve; 4. First extension support rod; 5. Roller; 6. Electric push rod; 7. Support base; 8. First groove; 9. First motor; 10. First connecting rod; 11. Connecting plate; 12. First sliding sleeve; 13. Second extension support rod; 14. Fixed frame; 15. Detection device; 16. Bump; 17. Second groove; 18. Second motor; 19. Second connecting rod; 20. Rotating plate; 21. Second sliding sleeve; 22. Third extension support rod; 23. Soft brush; 24. Dust cover; 25. Rotating base; 26. Support frame; 27. Camera; 28. Illumination lamp; 29. ​​First fixing bolt; 30. Fixing nut; 31. First threaded hole; 32. Second fixing bolt; 33. Second threaded hole; 34. First limiting hole; 35. First limiting rod; 36. Second limiting hole; 37. Second limiting rod. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] Reference Figure 1-5 The utility model provides an embodiment: a device for detecting the quality of anti-corrosion coating inside a steel pipe, comprising a remote control vehicle carrier 1, a fixed round block 2 is fixedly connected to the bottom surface of the remote control vehicle carrier 1, a leg sleeve 3 is rotatably connected to the middle part of the fixed round block 2, a first extension support rod 4 is slidably connected inside the leg sleeve 3, a roller 5 is fixedly connected to the bottom surface of the first extension support rod 4, an electric push rod 6 is fixedly connected to the middle part of the top surface of the remote control vehicle carrier 1, an output end of the electric push rod 6 is fixedly connected to a support base 7, a first groove 8 is provided on one side of the top of the support base 7, a first motor 9 is fixedly connected to the inner wall of the first groove 8, a first connecting rod 10 is fixedly connected to the output end of the first motor 9, one end of the first connecting rod 10 is fixedly connected to a connecting plate 11, a first sliding sleeve 12 is fixedly connected to the top surface of the connecting plate 11, a second extension support rod 13 is slidably connected inside the first sliding sleeve 12, and a detection device 15 is slidably connected to the top side of the second extension support rod 13.

[0030] The height of the device can be adjusted by pulling the first extension support rod 4 out from the support leg sleeve 3, and the device can be placed in the pipeline to be inspected. The remote control vehicle carrier 1 can be driven to move the device into the pipeline. While moving, the electric push rod 6 can be driven to drive the top support base 7 to rise, and then the second extension support rod 13 is pulled out from the first sliding sleeve 12 and adjusted to be flush with the pipe diameter, which can be convenient for subsequent inspection. The first motor 9 can be driven to drive the connecting plate 11 and the detection device 15 to rotate 360 ​​degrees, which is convenient for spot checks on various parts of the pipeline and a more comprehensive inspection of its interior.

[0031] A second groove 17 is provided on the other side of the top of the support base 7, and a second motor 18 is fixedly connected inside the second groove 17, and a second connecting rod 19 is fixedly connected to the output end of the second motor 18, and one end of the second connecting rod 19 is fixedly connected to a rotating plate 20, and a second sliding sleeve 21 is fixedly connected to the outer wall of the rotating plate 20, and a third extending support rod 22 is slidably connected inside the second sliding sleeve 21, and a soft brush 23 is fixedly connected to the top of the third extending support rod 22. A dust cover 24 is provided on the top of the support base 7, and a rotating base 25 is rotatably connected to the top surface of the rotating base 25, and a support frame 26 is fixedly connected to the top of the support frame 26. A camera 27 is rotatably connected to the top of the support frame 26, and a lighting lamp 28 is fixedly connected to the top surface of the camera 27. A fixed frame 14 is fixedly connected to one side of the top of the second extending support rod 13, and a protrusion 16 is fixedly connected to the middle part of one side of the detection pillar 15, and the outer wall of the protrusion 16 is slidably connected to the inner wall of the fixed frame 14. A first limiting rod 35 is slidably connected to the middle part of one side of the first sliding sleeve 12, a first limiting hole 34 is opened on the outer wall of the first sliding sleeve 12, and the outer wall of the first limiting rod 35 is slidably connected to the inside of the first limiting hole 34, a second limiting hole 36 is opened on the outer wall of the second sliding sleeve 21, a second limiting rod 37 is slidably connected to the middle part of the second sliding sleeve 21, and the outer wall of the second limiting rod 37 is slidably connected to the inside of the second limiting hole 36, a first fixing bolt 29 is fixedly connected to the middle part of one side of the fixed round block 2, and a fixing nut 30 is threadedly connected to the outer wall of one side of the first fixing bolt 29, a first threaded hole 31 is opened on the top of the support leg sleeve 3, the outer wall of the first fixing bolt 29 is threadedly connected to the inside of the first threaded hole 31, a second fixing bolt 32 is threadedly connected to one side of the middle part of the support leg sleeve 3, a second threaded hole 33 is opened inside the first extension support rod 4, and the outer wall of the second fixing bolt 32 is threadedly connected to the inside of the second threaded hole 33.

[0032] The third extension support rod 22 is pulled out from the inside of the second sliding sleeve 21, and the second motor 18 is driven to drive the rotating plate 20 to rotate, so that the soft brush 23 can slide against the inside of the pipe to clean the dust on its surface to avoid affecting the detection result. The dust cover 24 on the top surface of the support base 7 can prevent the motor from being affected by dust during operation and causing damage. The top of the support base 7 is rotatably connected to the support frame 26, which can make the camera 27 adjust 360 degrees, so that the staff can better observe the situation inside the pipe. The top of the camera 27 is installed with a lighting lamp 28, which can improve the visibility of the camera 27 in the pipe, so that the staff can better control the device to perform detection in the pipe. Working principle: When in use, you can first twist the first fixing bolt 29 and the second fixing bolt 32, adjust the leg sleeve 3 and the first extension support rod 4 at the bottom of the remote control vehicle carrier 1 to a suitable height, and extend the second extension support rod 13 and the third extension support rod 22 from the first sliding sleeve 12 and the second sliding sleeve 21 respectively, so as to be flush with the pipe diameter, which can be convenient for subsequent detection. The device is placed in the pipeline to be detected, and the remote control vehicle carrier 1 is driven to move the device into the pipeline. At the same time, the electric push rod 6 can be driven to drive the top support base 7 to rise, and then the second motor 18 can be driven to drive the rotating plate 20 to rotate, so that the soft brush 23 can slide against the inside of the pipeline to detect it. The dust on the surface is cleaned to avoid affecting the detection results. When the part that needs to be detected is reached, the detection device 15 is used to detect the anti-corrosion coating inside. Driving the first motor 9 can drive the connecting plate 11 and the detection device 15 to rotate 360 ​​degrees, which is convenient for spot checks on various parts of the pipeline and improves the final detection results. The top of the support base 7 is rotatably connected to the support frame 26, which allows the camera 27 to be adjusted 360 degrees, so that the staff can better observe the situation inside the pipeline. The top of the camera 27 is equipped with a lighting lamp 28, which can improve the visibility of the camera 27 in the pipeline, so that the staff can better control the device to perform detection in the pipeline.

[0033] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A device for detecting the quality of an anti-corrosion coating inside a steel pipe, comprising a remote control vehicle carrier (1), characterized in that: The bottom surface of the remote control vehicle carrier (1) is fixedly connected to a fixed round block (2), the middle part of the fixed round block (2) is rotatably connected to a leg sleeve (3), the inside of the leg sleeve (3) is slidably connected to a first extension support rod (4), the bottom surface of the first extension support rod (4) is fixedly connected to a roller (5), the middle part of the top surface of the remote control vehicle carrier (1) is fixedly connected to an electric push rod (6), the output end of the electric push rod (6) is fixedly connected to a support base (7), and a first recess is provided on one side of the top of the support base (7). A groove (8) is provided, wherein the inner wall of the first groove (8) is fixedly connected to a first motor (9), the output end of the first motor (9) is fixedly connected to a first connecting rod (10), one end of the first connecting rod (10) is fixedly connected to a connecting plate (11), the top surface of the connecting plate (11) is fixedly connected to a first sliding sleeve (12), the interior of the first sliding sleeve (12) is slidably connected to a second extension support rod (13), and the top side of the second extension support rod (13) is slidably connected to a detection device (15).

2. The device for detecting the quality of the anti-corrosion coating inside a steel pipe according to claim 1 is characterized in that: A second groove (17) is provided on the other side of the top of the support base (7); a second motor (18) is fixedly connected inside the second groove (17); a second connecting rod (19) is fixedly connected to the output end of the second motor (18); one end of the second connecting rod (19) is fixedly connected to a rotating plate (20); a second sliding sleeve (21) is fixedly connected to the outer wall of the rotating plate (20); a third extension support rod (22) is slidably connected inside the second sliding sleeve (21); a soft brush (23) is fixedly connected to the top of the third extension support rod (22).

3. The device for detecting the quality of the anti-corrosion coating inside a steel pipe according to claim 1 is characterized in that: A dust cover (24) is provided on the top of the support base (7); the top surface of the dust cover (24) is rotatably connected to a rotating base (25); the top surface of the rotating base (25) is fixedly connected to a support frame (26); the top of the support frame (26) is rotatably connected to a camera (27); and the top surface of the camera (27) is fixedly connected to an illumination lamp (28).

4. The device for detecting the quality of the anti-corrosion coating inside a steel pipe according to claim 1 is characterized in that: A fixing frame (14) is fixedly connected to one side of the top of the second extension support rod (13); a protrusion (16) is fixedly connected to the middle of one side of the detection device (15); an outer wall of the protrusion (16) is slidably connected to the inside of the fixing frame (14); a first limiting rod (35) is slidably connected to the middle of one side of the first sliding sleeve (12); a first limiting hole (34) is formed on the outer wall of the first sliding sleeve (12); and an outer wall of the first limiting rod (35) is slidably connected to the inside of the first limiting hole (34).

5. The device for detecting the quality of the anti-corrosion coating inside a steel pipe according to claim 2, characterized in that: A second limiting hole (36) is formed on the outer wall of the second sliding sleeve (21), a second limiting rod (37) is slidably connected to the middle of the second sliding sleeve (21), and the outer wall of the second limiting rod (37) is slidably connected to the inside of the second limiting hole (36).

6. The device for detecting the quality of the anti-corrosion coating inside a steel pipe according to claim 1, characterized in that: A first fixing bolt (29) is fixedly connected to the middle of one side of the fixing round block (2), a fixing nut (30) is threadedly connected to the outer wall of one side of the first fixing bolt (29), a first threaded hole (31) is opened at the top of the support leg sleeve (3), and the outer wall of the first fixing bolt (29) is threadedly connected to the inside of the first threaded hole (31).

7. The device for detecting the quality of the anti-corrosion coating inside a steel pipe according to claim 1 is characterized in that: A second fixing screw is threadedly connected to one side of the middle portion of the support leg sleeve (3). The first extension rod (4) has a second threaded hole (33) formed inside. The outer wall of the second fixing bolt (32) is threadedly connected to the inside of the second threaded hole (33).

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