Pipeline wall thickness detection device

Abstract

The utility model provides a pipeline wall thickness detection device, which relates to the technical field of detection devices and comprises a protection mechanism, a detection mechanism is arranged in the protection mechanism and comprises a fixed cylinder, four first screws are movably inserted into the outer surface wall of the fixed cylinder, and a ball is fixedly mounted at the bottom of each first screw. A circular sliding rail is fixedly installed on one side of the outer wall of the fixing cylinder, a pulley is movably embedded in the inner surface wall of the circular sliding rail, and a fixing block is movably inserted in one side of the outer wall of the pulley. The four balls are attached to the outer surface wall of the pipeline by rotating the first screw rod, so that the whole detection mechanism can be fixed to the outer surface wall of the pipeline, then the second screw rod is rotated to enable the detection head to be attached to the outer surface wall of the pipeline, and the detection head is movably embedded in the inner surface wall of the circular sliding rail, so that the detection head can rotate around the pipeline by a circle; when the ball is moved, the detection head can linearly move along the pipeline, so that the wall thickness of the pipeline can be detected.

Description

Technical Field

[0001] The utility model relates to the technical field of detection devices, in particular to a pipeline wall thickness detection device. Background Art

[0002] Pipeline transportation is the main mode of transportation for oil and natural gas. Due to the complex environment at the oil and gas production site, there may be varying degrees of metal loss in the pipeline. Once the metal loss is too great, the wall thickness is severely reduced, and failure occurs, it is very easy to cause huge economic losses, leading to personal injury, fire, explosion and other catastrophic accidents, and causing serious harm to the ecological environment. Therefore, it is necessary to inspect the pipeline.

[0003] In the prior art, when testing the wall thickness of a pipeline, a tester usually holds a testing instrument in one hand and a testing head in the other hand. The testing head is attached to the outer wall of the pipeline and rotates around to test the wall thickness of the pipeline. This is not only time-consuming and labor-intensive, but also affects the efficiency of pipeline testing. Therefore, a new pipeline wall thickness testing device is needed. Utility Model Content

[0004] The utility model mainly provides a pipeline wall thickness detection device which is convenient for detecting the pipeline wall thickness.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a pipeline wall thickness detection device, comprising: a protection mechanism, wherein a detection mechanism is arranged inside the protection mechanism;

[0006] The detection mechanism includes a fixed cylinder, four first screws are movably inserted into the outer wall of the fixed cylinder, and a ball is fixedly installed at the bottom of each first screw, a circular slide rail is fixedly installed on one side of the outer wall of the fixed cylinder, a pulley is movably embedded in the inner wall of the circular slide rail, a fixed block is movably inserted into one side of the outer wall of the pulley, a second screw is movably inserted into the inner wall of the fixed block, a detection head is fixedly installed on the bottom of the second screw, and a detection instrument is electrically connected to one side of the outer wall of the detection head.

[0007] Preferably, the protection mechanism includes a protection box, a protection pad is arranged on the inner surface wall of the protection box, a first groove is opened on the top of the protection pad, L-shaped plates are fixedly installed on both sides of the outer wall of the protection box, a top cover is movably inserted between the opposite sides of the two L-shaped plates, and a handle is fixedly installed on the top of the top cover.

[0008] Preferably, two telescopic legs are fixedly mounted on both sides of the outer wall of the protection box, and universal wheels are fixedly mounted on the bottoms of the four telescopic legs.

[0009] Preferably, a placement shell is fixedly mounted on one side of the outer wall of the protection box, and a mobile power supply is arranged on the inner surface wall of the placement shell.

[0010] Preferably, the top plate of the protective pad is provided with a second groove, and a lubrication bottle is movably embedded in the inner surface wall of the second groove.

[0011] Preferably, a rectangular groove is provided on the top of the top cover, a notebook is placed on the inner surface wall of the rectangular groove, and an elastic sheet is provided on the top of the top cover.

[0012] Preferably, the fixing tube is movably embedded in the inner surface wall of the first groove.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are:

[0014] 1. In the utility model, by rotating the first screw rod, four balls are respectively fitted on the outer wall of the pipeline, so that the entire detection mechanism can be fixed on the outer wall of the pipeline, and then the second screw rod is rotated to make the detection head fit on the outer wall of the pipeline. The detection head is movably embedded in the inner wall of the circular slide rail, so it can rotate around the pipeline. By moving the balls, the detection head can be moved linearly along the pipeline, so the wall thickness of the pipeline can be detected, and there is no need for the detection personnel to hold the detection instrument in one hand and the detection head in the other hand for detection, which greatly improves the efficiency of pipeline wall thickness detection.

[0015] 2. In the utility model, the entire detection mechanism is placed inside the protective mechanism, so the detection mechanism can be protected to prevent the detection mechanism from being damaged by collision during transportation, which greatly improves the portability and practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model provides a main structural stereogram of a pipeline wall thickness detection device;

[0017] Figure 2 A structural stereogram of a detection mechanism in a pipeline wall thickness detection device is proposed for the utility model;

[0018] Figure 3 The utility model provides a structural stereogram of the main view of a protection mechanism in a pipeline wall thickness detection device;

[0019] Figure 4 The utility model provides a structural stereogram of the bottom side of a protection mechanism in a pipeline wall thickness detection device.

[0020] Legend: 1. Protection mechanism; 101. Protection box; 102. Protection pad; 103. First groove; 104. L-shaped plate; 105. Top cover; 106. Handle; 107. Telescopic leg; 108. Universal wheel; 109. Placement shell; 110. Mobile power supply; 111. Second groove; 112. Lubrication bottle; 113. Rectangular groove; 114. Notebook; 115. Elastic sheet; 2. Detection mechanism; 201. Fixed cylinder; 202. First screw; 203. Ball; 204. Circular slide rail; 205. Pulley; 206. Fixed block; 207. Second screw; 208. Detection head; 209. Detector. DETAILED DESCRIPTION

[0021] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0022] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0023] Example 1

[0024] See also Figure 1-Figure 4 , the utility model provides a technical solution: a pipeline wall thickness detection device, comprising: a protection mechanism 1, a detection mechanism 2 is arranged inside the protection mechanism 1;

[0025] The detection mechanism 2 includes a fixed cylinder 201, four first screws 202 are movably inserted into the outer wall of the fixed cylinder 201, and a ball 203 is fixedly installed at the bottom of each first screw 202, a circular slide rail 204 is fixedly installed on one side of the outer wall of the fixed cylinder 201, a pulley 205 is movably embedded in the inner wall of the circular slide rail 204, a fixed block 206 is movably inserted into one side of the outer wall of the pulley 205, a second screw 207 is movably inserted into the inner wall of the fixed block 206, a detection head 208 is fixedly installed on the bottom of the second screw 207, and a detection instrument 209 is electrically connected to one side of the outer wall of the detection head 208.

[0026] The effect achieved by the entire embodiment 1 is that by rotating the first screw 202, the distance between the ball 203 and the pipeline can be changed, so that it can adapt to pipelines of different sizes for use. When the four balls 203 are squeezed on the outer wall of the pipeline, the entire detection mechanism 2 will be fixed on the outer wall of the pipeline, and then the second screw 207 is rotated to make the detection head 208 fit on the outer wall of the pipeline, and then the wall thickness of the pipeline can be detected by the detector 209.

[0027] Example 2

[0028] like Figure 1-Figure 4 As shown, the protection mechanism 1 includes a protection box 101, a protection pad 102 is arranged on the inner surface wall of the protection box 101, a first groove 103 is opened on the top of the protection pad 102, L-shaped plates 104 are fixedly installed on both sides of the outer wall of the protection box 101, a top cover 105 is movably inserted between the opposite sides of the two L-shaped plates 104, a handle 106 is fixedly installed on the top of the top cover 105, two telescopic legs 107 are fixedly installed on both sides of the outer wall of the protection box 101, and universal joints are fixedly installed on the bottoms of the four telescopic legs 107. Wheel 108, a placement shell 109 is fixedly installed on one side of the outer wall of the protection box 101, a mobile power supply 110 is set on the inner wall of the placement shell 109, a second groove 111 is opened on the top plate of the protection pad 102, a lubrication bottle 112 is movably embedded in the inner wall of the second groove 111, a rectangular groove 113 is opened on the top of the top cover 105, a notebook 114 is placed on the inner wall of the rectangular groove 113, an elastic sheet 115 is set on the top of the top cover 105, and the fixed cylinder 201 is movably embedded in the inner wall of the first groove 103.

[0029] The effect achieved by the entire embodiment 2 is that the entire detection mechanism 2 will be placed in the first groove 103, so that the detection mechanism 2 can be protected. The handle 106 can be pulled to facilitate the movement of the device. The height of the entire protection box 101 can be changed by pulling the telescopic leg 107. Under the action of the universal wheel 108, the device can be easily moved. The mobile power supply 110 can power the device. The lubrication bottle 112 is filled with lubricating liquid to facilitate the sliding of the detection head 208 on the outer wall of the pipeline. The detected data can be recorded through the record book 114, which is convenient for later observation.

[0030] The method of use and working principle of the device: when using, first move the device to the specified position through the handle 106, then pull the telescopic leg 107 to make the entire protection mechanism 1 to a suitable height, then pull the top cover 105, the entire detection mechanism 2 can be taken out from the protection pad 102, and then the fixed cylinder 201 is set on the outer wall of the pipeline to be detected, and the first screw 202 is rotated to change the distance between the ball 203 and the pipeline, so that it can be used for pipelines of different sizes. When the four balls 203 are squeezed on the outer wall of the pipeline, the entire detection mechanism 2 is The measuring mechanism 2 will be fixed on the outer wall of the pipeline, and then the second screw 207 will be rotated to make the detecting head 208 fit against the outer wall of the pipeline, and then the wall thickness of the pipeline can be detected by the detector 209. The detecting head 208 is rotated, and under the action of the pulley 205, the entire detecting head 208 will move in a circle along the circular slide rail 204, and then under the action of the ball 203, the entire detecting mechanism 2 can move in a straight line along the pipeline, and then the thickness of the outer wall of the pipeline can be fully detected. In summary, the problems raised in the above background are solved.

[0031] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A pipeline wall thickness detection device, It is characterized in that include: A protection mechanism (1), wherein a detection mechanism (2) is arranged inside the protection mechanism (1); The detection mechanism (2) comprises a fixed cylinder (201), four first screw rods (202) are movably inserted into the outer wall of the fixed cylinder (201), and a ball (203) is fixedly installed at the bottom of each first screw rod (202), a circular slide rail (204) is fixedly installed on one side of the outer wall of the fixed cylinder (201), a pulley (205) is movably embedded in the inner wall of the circular slide rail (204), a fixed block (206) is movably inserted into one side of the outer wall of the pulley (205), a second screw rod (207) is movably inserted into the inner wall of the fixed block (206), a detection head (208) is fixedly installed at the bottom of the second screw rod (207), and a detection instrument (209) is electrically connected to one side of the outer wall of the detection head (208).

2. A pipeline wall thickness detection device according to claim 1, Features: The protection mechanism (1) comprises a protection box (101), a protection pad (102) is arranged on the inner surface wall of the protection box (101), a first groove (103) is opened on the top of the protection pad (102), L-shaped plates (104) are fixedly installed on both sides of the outer wall of the protection box (101), a top cover (105) is movably inserted between the opposite sides of the two L-shaped plates (104), and a handle (106) is fixedly installed on the top of the top cover (105).

3. A pipeline wall thickness detection device according to claim 2, Features: Two telescopic legs (107) are fixedly mounted on both sides of the outer wall of the protection box (101), and universal wheels (108) are fixedly mounted on the bottoms of the four telescopic legs (107).

4. A pipeline wall thickness detection device according to claim 3, Features: A placement shell (109) is fixedly mounted on one side of the outer wall of the protection box (101), and a mobile power source (110) is arranged on the inner surface wall of the placement shell (109).

5. A pipeline wall thickness detection device according to claim 4, Features: The top plate of the protective pad (102) is provided with a second groove (111), and a lubrication bottle (112) is movably embedded in the inner surface wall of the second groove (111).

6. A pipeline wall thickness detection device according to claim 5, Features: A rectangular groove (113) is provided on the top of the top cover (105), a notebook (114) is placed on the inner surface wall of the rectangular groove (113), and an elastic sheet (115) is provided on the top of the top cover (105).

7. A pipeline wall thickness detection device according to claim 6, Features: The fixing tube (201) is movably embedded in the inner surface wall of the first groove (103).

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