Mobile anti-corrosion pipeline detection device

Abstract

The utility model provides a movable anti-corrosion pipeline detection device which comprises a probe brush assembly, and friction moving mechanisms are symmetrically arranged on one side of the probe brush assembly. The probe brush assembly is provided with a first insulating semicircular ring and a second insulating semicircular ring, one end of the first insulating semicircular ring is hinged to one end of the second insulating semicircular ring, and the other end of the first insulating semicircular ring is detachably and fixedly connected with the other end of the second insulating semicircular ring through a connecting structure. A first conductive semicircular ring matched with the first insulating semicircular ring is arranged on the inner side of the first insulating semicircular ring, a second conductive semicircular ring matched with the second insulating semicircular ring is arranged on the inner side of the second insulating semicircular ring, and conductive bristles are uniformly arranged on the inner sides of the first conductive semicircular ring and the second conductive semicircular ring; according to the utility model, the friction moving mechanism drives the probe brush assembly to move on the to-be-detected pipeline for detection instead of manually holding a probe brush, so that the manpower is saved, and the detection efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of pipeline detection, and in particular relates to a mobile anti-corrosion pipeline detection device. Background Art

[0002] After the production of anti-corrosion pipelines, it is usually necessary to use anti-corrosion layer electric spark detection equipment to test the integrity of the anti-corrosion material coated on the outside of the anti-corrosion pipeline. Through this test, defects in the anti-corrosion material on the outside of the pipeline can be discovered in time and dealt with in time, thereby ensuring the long-term and reliable use of the pipeline.

[0003] At present, when using anti-corrosion layer electric spark detection equipment to detect the anti-corrosion material on the outside of the pipeline, it is usually carried out manually with a handheld probe brush on the outside of the anti-corrosion material layer of the pipeline. The labor cost is high, the efficiency is low, and the detection process is greatly affected by the operating factors of the detection personnel, which is prone to local missed detection.

[0004] Therefore, it is necessary to design a mobile anti-corrosion pipeline detection device that can replace manual detection, improve detection efficiency, and avoid missed detection to solve the current technical problems. Summary of the invention

[0005] In view of the deficiencies in the prior art, the utility model provides a mobile anti-corrosion pipeline detection device that can replace manual detection, improve detection efficiency, and avoid missed detection.

[0006] The technical solution of the utility model is: a mobile anti-corrosion pipeline detection device, including a probe brush assembly, one side of the probe brush assembly is symmetrically provided with a friction moving mechanism; the probe brush assembly has a first insulating semicircular ring and a second insulating semicircular ring, one end of the first insulating semicircular ring and the second insulating semicircular ring are hinged, the other ends of the first insulating semicircular ring and the second insulating semicircular ring are detachably fixedly connected through a connecting structure, the inner side of the first insulating semicircular ring is provided with a first conductive semicircular ring matching it, the inner side of the second insulating semicircular ring is provided with a second conductive semicircular ring matching it, and the inner sides of the first conductive semicircular ring and the second conductive semicircular ring are uniformly provided with conductive bristles; both sides of the probe brush assembly are provided with a supporting wheel group in a circular array for supporting and sliding on the outer side of the pipeline to be tested; the friction moving mechanism includes a friction wheel in contact with the outer side of the pipeline to be tested and a driving motor that drives the friction wheel to rotate.

[0007] The friction moving mechanism also includes a wheel axle, and friction wheel support plates are rotatably arranged at both ends of the wheel axle. The end of the friction wheel support plate is fixedly connected to one side of the brush assembly. Two friction wheels corresponding to the outer side of the pipeline to be tested are symmetrically arranged on the wheel axle, and the drive motor is transmission-connected to the wheel axle.

[0008] The friction wheel is a rubber wheel fixedly arranged on the outside of the wheel axle.

[0009] The connection structure comprises a connection plate, one end of which is rotatably connected to the end of the first insulating semicircular ring via a rotating shaft, the other end of which is provided with a slot, and the end of the second insulating semicircular ring is threadedly connected with a connection bolt that matches the slot.

[0010] The supporting wheel group comprises a supporting tube, a sliding block is elastically supported inside the supporting tube, an axle seat is fixedly provided on the end of the sliding block facing away from the supporting tube, and a pulley is rotatably provided on the axle seat; a supporting rod is fixedly provided on the outer side of the supporting tube, and the supporting rod is fixedly connected to the outer side of the brush assembly.

[0011] An inner stop block is fixedly arranged at one end of the slider located inside the support tube, a stop edge corresponding to the inner stop block is arranged on the inner side of one end of the support tube close to the slider, and a spring is arranged inside the support tube to resist the end of the slider.

[0012] The first insulating semicircular ring and the second insulating semicircular ring are both semicircular ring structures made of bakelite, the first conductive semicircular ring and the second conductive semicircular ring are both semicircular ring structures made of metal copper, and the conductive bristles are copper wires.

[0013] Beneficial effects of the utility model:

[0014] (1) In the present invention, the friction moving mechanism drives the probe brush assembly to move on the pipeline to be tested for testing, replacing manual handheld probe brush testing, saving manpower and improving testing efficiency;

[0015] (2) The first insulating semicircular ring and the second insulating semicircular ring support the first conductive semicircular ring and the second insulating semicircular ring on their outer sides, and the inner side of the annular guide ring formed between the first conductive semicircular ring and the second insulating semicircular ring is evenly distributed with conductive bristles matching the outer side of the pipeline to be tested, thereby improving the circumferential coverage of the pipeline to be tested. During the test, the driving motor drives the friction wheel to rotate, and the brush assembly moves along the axial direction of the pipeline to be tested once to complete the test, thereby improving the test efficiency and avoiding missed detection to a certain extent;

[0016] (3) Both sides of the brush assembly are slidably supported on the outside of the pipeline to be tested by supporting wheel groups, so that the pipeline to be tested can be centered on the inside of the brush assembly, and the distance between the outside of the pipeline to be tested and the brush assembly is fixed, ensuring smooth detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the mobile anti-corrosion pipeline detection device in the utility model.

[0018] Figure 2 for Figure 1 A partial enlarged view of point A in the middle.

[0019] Figure 3 It is a structural schematic diagram of the supporting wheel group in the utility model. DETAILED DESCRIPTION

[0020] Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. The description of the exemplary embodiments is merely illustrative and is by no means intended to limit the present invention and its application or use. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. These embodiments are provided to make the present invention thorough and complete and to fully express the scope of the present invention to those skilled in the art. It should be noted that unless otherwise specifically stated, the relative arrangement of the components and steps, the composition of the materials, the numerical expressions and the numerical values ​​set forth in these embodiments should be interpreted as being merely exemplary and not as limiting.

[0021] The words "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different parts. The words "include" or "comprise" and similar words mean that the elements before the word include the elements listed after the word, and do not exclude the possibility of including other elements. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0022] like Figure 1As shown, a mobile anti-corrosion pipeline detection device includes a probe brush assembly 1, and a friction moving mechanism 2 is symmetrically arranged on one side of the probe brush assembly 1; the probe brush assembly 1 has a first insulating semicircular ring 11 and a second insulating semicircular ring 12, one end of the first insulating semicircular ring 11 and the second insulating semicircular ring 12 are hinged, and the other ends of the first insulating semicircular ring 11 and the second insulating semicircular ring 12 are detachably fixedly connected through a connecting structure 16, the inner side of the first insulating semicircular ring 11 is provided with a first conductive semicircular ring 13 matching therewith, and the inner side of the second insulating semicircular ring 12 is provided with a second conductive semicircular ring 14 matching therewith, and conductive bristles 15 are evenly arranged on the inner sides of the first conductive semicircular ring 13 and the second conductive semicircular ring 14; both sides of the probe brush assembly 1 are provided with a supporting wheel group 18 in a circular array for supporting and sliding on the outer side of the pipeline to be tested; the friction moving mechanism 2 includes a friction wheel 23 in contact with the outer side of the pipeline to be tested and a driving motor 24 for driving the friction wheel 23 to rotate In this embodiment, the friction moving mechanism 2 drives the brush assembly 1 to move on the pipeline to be tested for detection, replacing manual hand-held detection with a brush, saving manpower and improving detection efficiency; the first insulating semicircular ring 1 and the second insulating semicircular ring 12 support the first conductive semicircular ring 13 and the second insulating semicircular ring 12 on the outside thereof, and the inner side of the annular guide ring formed between the first conductive semicircular ring 13 and the second insulating semicircular ring 12 is evenly distributed with conductive bristles 15 matching the outer side of the pipeline to be tested, thereby improving the circumferential coverage of the pipeline to be tested. During detection, the driving motor 24 drives the friction wheel 23 to rotate, and the brush assembly 1 can complete the detection by moving once along the axial direction of the pipeline to be tested, thereby improving the detection efficiency and avoiding missed detection to a certain extent; the two sides of the brush assembly 1 are slidably supported on the outer side of the pipeline to be tested by the supporting wheel group 18, so that the pipeline to be tested can be centered on the inner side of the brush assembly 1, so that the distance between the outer side of the pipeline to be tested and the brush assembly 1 is fixed, thereby ensuring smooth detection.

[0023] In some embodiments, as a specific implementation of the friction moving mechanism, the friction moving mechanism also includes an axle 22, both ends of the axle 22 are rotatably provided with friction wheel support plates 21, the end of the friction wheel support plate 21 is fixedly connected to one side of the brush assembly 1, and the axle 22 is symmetrically provided with two friction wheels 23 corresponding to the outer side of the pipeline to be tested, the drive motor 24 is transmission-connected to the axle 22, the axle 22 is rotatably fixedly supported on one side of the brush assembly 1 through the friction wheel support plate 21, the drive motor 24 drives the axle 22 to rotate, the axle 22 drives the friction wheel 23 to rotate, the friction wheel 23 contacts the outer side of the pipeline to be tested, and drives the brush assembly 1 to move along the pipeline to be tested; wherein the friction wheel 23 and the axle 22 can be assembled and connected by a spline, and can be bonded and fixed with an adhesive.

[0024] In some embodiments, the friction wheel 23 is a rubber wheel fixedly arranged on the outside of the wheel axle 22; specifically, the friction wheel 23 and the wheel axle 22 can be assembled and connected by a spline, and can be bonded and fixed with an adhesive. The outside of the friction wheel 23 can be provided with a rounded corner that matches the outside of the pipe to be tested.

[0025] As a specific implementation of the connection structure 16, Figure 1 and 2 As shown, the connection structure 16 has a connection plate 162, one end of which is rotatably connected to the end of the first insulating semicircular ring 11 through a rotating shaft 161, and a slot 163 is provided at the other end of the connection plate 162. The end of the second insulating semicircular ring 12 is threadedly connected with a connection bolt 164 that matches the slot 163; loosening the connection bolt 164, the connection plate 162 can be separated from the connection bolt 164, so that the first insulating semicircular ring 11 and one end of the second insulating semicircular ring 12 can be separated, which is convenient for the probe brush assembly 1 to be sleeved on the outside of the pipeline to be tested. After being sleeved on the outside of the pipeline, the slot 163 of the connection plate 162 is clamped with the connection bolt 164, and the connection bolt 164 is tightened to lock the connection plate 162 and the second insulating semicircular ring 12, so that the ends of the first insulating semicircular ring 11 and the second insulating semicircular ring 12 are fixedly connected through the connection structure 16.

[0026] As a specific implementation of the supporting wheel set 18, Figure 3 As shown, the support wheel group 18 has a support cylinder 181, and a slider 182 is elastically supported inside the support cylinder 181. An axle seat 186 is fixedly provided on the end of the slider 182 that is away from the support cylinder 181, and a pulley 187 is rotatably provided on the axle seat 186; a support rod 17 is fixedly provided on the outer side of the support cylinder 181, and the support rod 17 is fixedly connected to the outer side of the probe brush assembly 1. An elastic supporting force is applied to the pulley 187 through the elastically supported slider 182 to prevent the pulley 187 from rigidly contacting the outer side of the pipeline to be tested and wearing the anti-corrosion material layer on the outer side of the pipeline to be tested.

[0027] In some embodiments, an inner stop block 184 is fixedly provided at one end of the slider 182 located inside the support tube 181, and a stop edge 183 corresponding to the inner stop block 184 is provided on the inner side of the end of the support tube 181 close to the slider 182. A spring 185 is provided inside the support tube 181 to abut against the end of the slider 182. The spring 185 elastically supports the slider 182 so that the pulley 187 elastically contacts the outer side of the pipeline to be tested. At the same time, the inner stop block 184 corresponds to the stop edge 183 to prevent the slider 182 from slipping out of the support tube 181.

[0028] In some embodiments, the first insulating semicircular ring 11 and the second insulating semicircular ring 12 are both semicircular ring structures made of bakelite, the first conductive semicircular ring 13 and the second conductive semicircular ring 14 are both semicircular ring structures made of metal copper, and the conductive bristles 15 are copper wires.

[0029] So far, various embodiments of the present invention have been described in detail. In order to avoid obscuring the concept of the present invention, some details known in the art are not described. Based on the above description, those skilled in the art can fully understand how to implement the technical solution disclosed here.

[0030] The above-mentioned embodiments only express some implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A mobile anti-corrosion pipeline detection device, characterized in that: It comprises a probe brush assembly, one side of which is symmetrically provided with a friction movement mechanism; The brush assembly comprises a first insulating semicircular ring and a second insulating semicircular ring, one end of the first insulating semicircular ring and the second insulating semicircular ring are hinged, the other ends of the first insulating semicircular ring and the second insulating semicircular ring are detachably fixedly connected via a connecting structure, a first conductive semicircular ring matching the first insulating semicircular ring is arranged on the inner side of the first insulating semicircular ring, a second conductive semicircular ring matching the second insulating semicircular ring is arranged on the inner side of the second insulating semicircular ring, and conductive bristles are evenly arranged on the inner sides of the first conductive semicircular ring and the second conductive semicircular ring; Both sides of the probe brush assembly are provided with supporting wheel groups in a circumferential array for supporting and sliding on the outside of the pipeline to be tested; The friction movement mechanism comprises a friction wheel in contact with the outer side of the pipeline to be tested and a driving motor driving the friction wheel to rotate.

2. The mobile anti-corrosion pipeline detection device according to claim 1 is characterized in that: The friction moving mechanism also includes a wheel axle, and friction wheel support plates are rotatably arranged at both ends of the wheel axle. The end of the friction wheel support plate is fixedly connected to one side of the brush assembly. Two friction wheels corresponding to the outer side of the pipeline to be tested are symmetrically arranged on the wheel axle, and the drive motor is transmission-connected to the wheel axle.

3. The mobile anti-corrosion pipeline detection device according to claim 2 is characterized in that: The friction wheel is a rubber wheel fixedly arranged on the outside of the wheel axle.

4. The mobile anti-corrosion pipeline detection device according to claim 1 is characterized in that: The connection structure comprises a connection plate, one end of which is rotatably connected to the end of the first insulating semicircular ring via a rotating shaft, the other end of which is provided with a slot, and the end of the second insulating semicircular ring is threadedly connected with a connection bolt that matches the slot.

5. The mobile anti-corrosion pipeline detection device according to claim 1 is characterized in that: The supporting wheel group comprises a supporting tube, a sliding block is elastically supported inside the supporting tube, an axle seat is fixedly provided on the end of the sliding block facing away from the supporting tube, and a pulley is rotatably provided on the axle seat; a supporting rod is fixedly provided on the outer side of the supporting tube, and the supporting rod is fixedly connected to the outer side of the brush assembly.

6. The mobile anti-corrosion pipeline detection device according to claim 5 is characterized in that: An inner stop block is fixedly arranged at one end of the slider located inside the support tube, a stop edge corresponding to the inner stop block is arranged on the inner side of one end of the support tube close to the slider, and a spring is arranged inside the support tube to resist the end of the slider.

7. The mobile anti-corrosion pipeline detection device according to claim 1 is characterized in that: The first insulating semicircular ring and the second insulating semicircular ring are both semicircular ring structures made of bakelite, the first conductive semicircular ring and the second conductive semicircular ring are both semicircular ring structures made of metal copper, and the conductive bristles are copper wires.

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