A kind of oil pipe inner wall coating detection equipment

Abstract

The utility model discloses a kind of oil pipe inner wall coating detection equipment, which comprises: a mounting pipe, a second motor is arranged in the middle of the mounting pipe, a cross bar is fixedly connected to the output end of the second motor, two ultrasonic detection sensors are slidably connected to the side wall of the cross bar, a fixed plate is fixedly connected to the rear end of the mounting pipe, a plurality of support plates are fixedly connected to the side wall of the fixed plate, a first electric rod is arranged on the side walls of the plurality of support plates, a first U-shaped frame is fixedly connected to the output end of the plurality of first electric rods, a first roller is rotatably connected to the middle of the plurality of first U-shaped frames, and a first motor is arranged on the side walls of the plurality of first U-shaped frames. Through the above structure, the first roller is driven to rotate by the first motor, so that the mounting pipe can be automatically moved inside the pipeline, and the ultrasonic detection sensor is used for automatic detection, which is convenient during detection and can improve work efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of inner wall detection of petroleum pipes, in particular to an inner wall coating detection device for petroleum pipes. Background Art

[0002] In the field of petrochemicals, the difficulty of pipeline construction is often determined by the complexity of the geological structure, and the quality of anti-corrosion determines the service life of the pipeline. Especially for pipelines that transport oil and gas, since the media they transport are also corrosive, the inner wall of the pipeline may be corroded. Therefore, oil pipelines that have been in use for more than a certain period of time need to be disassembled for recycling and maintenance. The existing pipeline anti-corrosion coatings require manual inspection by staff, which takes a long time and has low work efficiency. Utility Model Content

[0003] The utility model aims to provide a petroleum pipe inner wall coating detection device. The existing pipeline anti-corrosion coating needs to be manually detected by staff during detection, which has the problems of long detection time and low work efficiency.

[0004] To achieve the above object, a petroleum pipe inner wall coating detection device is provided, comprising: a mounting pipe, a second motor is arranged in the middle of the mounting pipe, a cross bar is fixedly connected to the output end of the second motor, and two ultrasonic detection sensors are slidably connected to the side wall of the cross bar;

[0005] A fixing plate is fixedly connected to the rear end of the mounting tube, a plurality of support plates are fixedly connected to the side walls of the fixing plate, a first electric rod is provided on the side walls of the plurality of support plates, a first U-shaped frame is fixedly connected to the output ends of the plurality of first electric rods, a first roller is rotatably connected to the middle parts of the plurality of first U-shaped frames, and a first motor is provided on the side walls of the plurality of first U-shaped frames.

[0006] According to the oil pipe inner wall coating detection equipment, a plurality of second electric rods are fixedly connected to the outside of the mounting pipe, a second U-shaped frame is provided at the output end of each of the plurality of second electric rods, and a second roller is rotatably connected to the middle of each of the plurality of second U-shaped frames.

[0007] According to the oil pipe inner wall coating detection equipment, the middle part of the cross bar is rotatably connected to two threaded rods, the outer parts of the two threaded rods are threadedly connected to threaded blocks, and the side walls of the threaded blocks are fixedly connected to the side walls of the ultrasonic detection sensor.

[0008] According to the oil pipe inner wall coating detection equipment, the first bevel gear is arranged at one end of each of the two threaded rods, the upper end of the cross rod is provided with a knob, and the end of the knob is provided with a second bevel gear.

[0009] According to the oil pipe inner wall coating detection equipment, the upper end of the cross bar is fixedly connected to a shell, a spring is arranged inside the shell, a limit block is arranged at one end of the spring, a movable rod is fixedly connected to the side wall of the limit block, and a clamping block is fixedly connected to one end of the movable rod.

[0010] According to the oil pipe inner wall coating detection device, the upper end of the limit block is fixedly connected with a lever, the upper end of the lever passes through the upper end of the shell and extends to the outside and is threadedly connected with a nut.

[0011] The above scheme has the beneficial effect: the utility model utilizes the second motor to drive the cross bar to rotate, so that the cross bar rotates the ultrasonic detection sensor 360° during the rotation, and utilizes the first motor to drive the first roller to rotate, so that the detection device moves inside the pipeline, and detects the inner wall of the pipeline during the movement, which can improve work efficiency during the detection process.

[0012] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0014] Figure 1 This is a rear view of a petroleum pipe inner wall coating detection device of the utility model;

[0015] Figure 2 This is a front view of a petroleum pipe inner wall coating detection device of the utility model;

[0016] Figure 3 This is a diagram of the internal structure of a crossbar of a petroleum pipe inner wall coating detection device of the utility model;

[0017] Figure 4 For this utility model Figure 3 The enlarged view of point A in the middle;

[0018] Figure 5 The utility model is a shell sectional view of a petroleum pipe inner wall coating detection device.

[0019] Legend:

[0020] 1. Mounting tube; 2. Support plate; 3. First electric rod; 4. First motor; 5. First roller; 6. First U-shaped frame; 7. Second U-shaped frame; 8. Second electric rod; 9. Ultrasonic detection sensor; 10. Shell; 11. Cross bar; 12. Second roller; 13. Fixing plate; 14. Second motor; 15. Threaded block; 16. Push rod; 17. Nut; 18. Clamp block; 19. Threaded rod; 20. First bevel gear; 21. Second bevel gear; 22. Knob; 23. Spring; 24. Limit block; 25. Movable rod. DETAILED DESCRIPTION

[0021] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0022] Reference Figure 1-5 The utility model embodiment is a petroleum pipe inner wall coating detection device, which includes: a mounting pipe 1, a second motor 14 is arranged in the middle of the mounting pipe 1, which is used to drive the cross bar 11 to rotate, so that the ultrasonic detection sensor 9 rotates 360 degrees, which is convenient for detecting the inner wall of the pipeline, the output end of the second motor 14 is fixedly connected to the cross bar 11, and the side wall of the cross bar 11 is slidably connected to two ultrasonic detection sensors 9;

[0023] A fixing plate 13 is fixedly connected to the rear end of the mounting tube 1, and a plurality of supporting plates 2 are fixedly connected to the side walls of the fixing plate 13. First electric rods 3 are arranged on the side walls of the plurality of supporting plates 2, and first U-shaped frames 6 are fixedly connected to the output ends of the plurality of first electric rods 3. First rollers 5 are rotatably connected to the middle parts of the plurality of first U-shaped frames 6, and first motors 4 are arranged on the side walls of the plurality of first U-shaped frames 6 for driving the first rollers 5 to rotate. During the rotation, the mounting tube 1 is moved inside the pipeline, and detection is performed during the movement, thereby improving work efficiency.

[0024] A plurality of second electric rods 8 are fixedly connected to the outside of the mounting tube 1, and the distance between the second roller 12 and the inner wall of the pipe can be adjusted so that the second roller 12 fits the inner wall of the pipe. A second U-shaped frame 7 is provided at the output end of each of the plurality of second electric rods 8, and the middle of each of the plurality of second U-shaped frames 7 is rotatably connected to the second roller 12. Two threaded rods 19 are rotatably connected to the middle of the cross bar 11, and the two threaded rods 19 are threadedly connected to the outside with threaded blocks 15. The side walls of the threaded blocks 15 are fixedly connected to the side walls of the ultrasonic detection sensor 9, and the distance between the ultrasonic detection sensor 9 and the inner wall of the pipe can be adjusted to ensure the detection effect. A first bevel gear 20 is provided at one end of each of the two threaded rods 19, and a knob 22 is provided at the upper end of the cross bar 11. A second bevel gear 21 is provided at one end of the knob 22, and the first bevel gear 20 and the second bevel gear 21 are meshed with each other. The upper end of the cross bar 11 is fixedly connected to the housing 10, and a spring 23 is provided inside the housing 10. A limit block 24 is provided at one end of the spring 23. A movable rod 25 is fixedly connected to the side wall of the limit block 24, and a clamping block 18 is fixedly connected to one end of the movable rod 25. The clamping block 18 cooperates with the knob 22 to facilitate fixing the knob 22. A lever 16 is fixedly connected to the upper end of the limit block 24, and the upper end of the lever 16 extends through the upper end of the housing 10 to the outside and is threadedly connected with a nut 17, which is convenient for fixing the position of the clamping block 18, so that the ultrasonic detection sensor 9 remains stable after adjusting the position to avoid loosening.

[0025] Working principle: When in use, the first electric rod 3 and the second electric rod 8 are used to cooperate to make the first roller 5 and the second roller 12 fit with the inner wall of the pipe, and the first motor 4 is used to drive the first roller 5 to rotate, and the mounting pipe 1 is driven to move during the rotation, which can improve work efficiency, and the second motor 14 is used to drive the cross bar 11 to rotate, so that the ultrasonic detection sensor 9 rotates 360°, and the inner wall of the pipe is detected during the rotation, and the knob 22 is used to drive the first bevel gear 20 and the second bevel gear 21 to rotate, so that the threaded block 15 can adjust the distance between the ultrasonic detection sensor 9 and the inner wall of the pipe, which is convenient for detection and ensures the accuracy of the detection data.

[0026] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A petroleum pipe inner wall coating detection device, comprising: The mounting tube (1) is characterized in that a second motor (14) is arranged in the middle of the mounting tube (1), the output end of the second motor (14) is fixedly connected to a cross bar (11), and the side wall of the cross bar (11) is slidably connected to two ultrasonic detection sensors (9); The rear end of the mounting tube (1) is fixedly connected to a fixing plate (13), the side wall of the fixing plate (13) is fixedly connected to a plurality of supporting plates (2), the side walls of the plurality of supporting plates (2) are all provided with a first electric rod (3), the output ends of the plurality of first electric rods (3) are all fixedly connected to a first U-shaped frame (6), the middle parts of the plurality of first U-shaped frames (6) are all rotatably connected to a first roller (5), and the side walls of the plurality of first U-shaped frames (6) are all provided with a first motor (4).

2. The oil pipe inner wall coating detection device according to claim 1 is characterized in that: A plurality of second electric rods (8) are fixedly connected to the outside of the mounting tube (1), a second U-shaped frame (7) is provided at the output end of each of the plurality of second electric rods (8), and a second roller (12) is rotatably connected to the middle of each of the plurality of second U-shaped frames (7).

3. The oil pipe inner wall coating detection device according to claim 1 is characterized in that: The middle part of the cross bar (11) is rotatably connected to two threaded rods (19), the exteriors of the two threaded rods (19) are both threadedly connected to threaded blocks (15), and the side walls of the threaded blocks (15) are fixedly connected to the side walls of the ultrasonic detection sensor (9).

4. The oil pipe inner wall coating detection device according to claim 3 is characterized in that: A first bevel gear (20) is disposed at one end of each of the two threaded rods (19), a knob (22) is disposed at the upper end of the crossbar (11), and a second bevel gear (21) is disposed at one end of the knob (22).

5. The oil pipe inner wall coating detection equipment according to claim 1 is characterized in that: The upper end of the cross bar (11) is fixedly connected to a housing (10), a spring (23) is arranged inside the housing (10), a limit block (24) is arranged at one end of the spring (23), a movable rod (25) is fixedly connected to the side wall of the limit block (24), and a clamping block (18) is fixedly connected to one end of the movable rod (25).

6. The oil pipe inner wall coating detection device according to claim 5 is characterized in that: The upper end of the limit block (24) is fixedly connected to a lever (16), and the upper end of the lever (16) passes through the upper end of the shell (10) and extends to the outside and is threadedly connected to a nut (17).

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