CN210400330U - Contact type magnetic thickness measurement detection probe - Google Patents
Contact type magnetic thickness measurement detection probe Download PDFInfo
- Publication number
- CN210400330U CN210400330U CN201821567549.9U CN201821567549U CN210400330U CN 210400330 U CN210400330 U CN 210400330U CN 201821567549 U CN201821567549 U CN 201821567549U CN 210400330 U CN210400330 U CN 210400330U
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- insulating sleeve
- magnetic
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- sleeve
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Abstract
The utility model relates to a contact magnetism thickness measurement test probe, including ultrasonic thickness measurement appearance probe, still include the cylinder ring, the cover is established in the cylinder ring, and with the concentric iron pillar ring of this cylinder ring, the iron pillar ring outside twine and have the coil, the coil be located the annular space between iron pillar ring and cylinder ring, the inner cover of iron pillar ring be equipped with one with iron pillar ring inner wall fixed connection's magnetic sleeve that insulates, ultrasonic thickness measurement appearance probe fixed mounting in the magnetic sleeve that insulates; simple structure, this probe can be installed on the crawl device, can contact with the pipeline at the in-process that the crawl device crawls, conveniently carries out the side to the pipeline thick, the effectual measuring accuracy and the measurement accuracy that has improved can regard as the crawl device to climb simultaneously enough, conveniently contacts and separates with the pipeline, has improved the stability of crawling of crawl device.
Description
Technical Field
The utility model relates to a pipeline detection technology field, specificly relate to a contact magnetism thickness measurement test probe.
Background
With the development of society and the improvement of the living standard of people, natural gas pipelines and various conveying pipelines are applied more and more. In China and countries around the world, due to the limitation of terrain and the limitation of land resources, a plurality of conveying pipelines are buried underground, a plurality of buildings, roads and the like are built on the ground where the pipelines are buried, and great difficulty is caused to the maintenance and the repair of the pipelines. On the other hand, pipeline engineering in industries such as petroleum, natural gas, chemical industry, electric power, metallurgy and the like mostly adopts welded pipelines, namely horizontal pipelines and vertical pipelines. In order to ensure the welding quality and the operation safety of a welded pipeline, a pipeline engineer needs to detect a welding seam and detect whether welding defects such as a rosin joint, a missing weld and a flaw exist at a welding part.
Because the pipeline inner structure is intricate and complex, the environment is severe and dangerous, and the inner diameter is small, the manual work is difficult to work in the environment, and the pipeline crawler can replace people, carry different functional modules, and perform precise operation, detection or operation in a narrow space. The technology improves the accuracy of pipeline detection, is convenient for pipeline engineering management and maintenance personnel to analyze and know the reasons of pipeline defects, carries out the assessment of the defects, makes a pipeline maintenance scheme, eliminates the potential safety hazard of the pipeline, and regularly maintains or replaces the pipeline section before an accident occurs, thereby saving a large amount of maintenance cost and reducing the pipeline maintenance cost.
The detection probe used on the existing crawler cannot be directly contacted with the pipeline, the error is larger when the thickness of the pipeline is measured, and the measurement is inaccurate.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a contact type magnetic thickness measurement detection probe which has simple structure, can be conveniently installed on a creeper and can be contacted with a pipeline when in measurement.
In order to achieve the above object, the utility model discloses a following technical scheme, a contact magnetism thickness measurement test probe, including ultrasonic thickness meter probe, still include the cylinder ring, the cover is established in the cylinder ring, and with the endocentric iron prop ring of this cylinder ring, the outer winding of iron prop ring have a coil, the coil be located the annular space between iron prop ring and the cylinder ring, the inner cover of iron prop ring be equipped with one with iron prop ring inner wall fixed connection's magnetic sleeve that insulates, ultrasonic thickness meter probe fixed mounting in the magnetic sleeve that insulates.
A plurality of arc-shaped elastic sheets are fixedly arranged on two sides of the inner wall of the magnetism-insulating sleeve, and the ultrasonic thickness gauge probe is buckled in the magnetism-insulating sleeve through the arc-shaped elastic sheets.
The magnetism insulation sleeve is internally sleeved with a first insulation sleeve, and the arc-shaped elastic sheet is fixedly connected in the first insulation sleeve.
The inner wall of the cylindrical ring is fixedly connected with a second insulating sleeve, and the coil is positioned between the second insulating sleeve and the iron column ring.
The end surfaces of the second insulating sleeve and the iron column ring are lower than the end surfaces of the first insulating sleeve and the magnetic insulating sleeve, the end surfaces of the second insulating sleeve and the iron column ring are fixedly connected with a sealing cover ring, and the end surface of the sealing cover ring is level with the end surfaces of the first insulating sleeve and the magnetic insulating sleeve.
The end part of the cylindrical ring is in threaded connection with a ring cover, the diameter of a through hole in the middle of the ring cover is smaller than the inner diameter of the magnetic insulation sleeve, and the ultrasonic thickness gauge probe is fixed in the magnetic insulation sleeve through the ring cover.
The end part of the cylindrical ring is in threaded connection with a ring cover, and the ring cover is fixedly connected with the sealing cover ring through a sunk screw.
The middle part of the cylindrical ring is provided with a partition plate which divides the inner cavity of the cylindrical ring into a mounting cavity and a connecting cavity, the iron cylindrical ring and the magnetism-isolating sleeve are arranged in the mounting cavity, and the end part of the crawling rod is fixedly connected with a connecting cover fixedly connected with the end part of the connecting cavity.
The utility model has the advantages that: simple structure, this probe can be installed on the crawl device, can contact with the pipeline at the in-process that the crawl device crawls, conveniently carries out the side to the pipeline thick, the effectual measuring accuracy and the measurement accuracy that has improved can regard as the crawl device to climb simultaneously enough, conveniently contacts and separates with the pipeline, has improved the stability of crawling of crawl device.
Drawings
Fig. 1 is a schematic sectional view of the present invention;
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature; in the description of the present invention, "a plurality" means two or more unless otherwise specified.
Example 1
As shown in fig. 1, the contact type magnetic thickness measuring probe includes an ultrasonic thickness measuring instrument probe 416, the ultrasonic thickness measuring instrument probe 416 belongs to the common general knowledge in the technical field, and can be used only by being connected with a thickness measuring instrument in the using process, and further includes a cylindrical ring 401, the cylindrical ring 401 is the casing of the detection probe, and is mainly used as a foot climbing device of a crawler and protecting the ultrasonic thickness measuring instrument probe 416, the iron column ring 402 is sleeved in the cylindrical ring 401 and is concentric with the cylindrical ring 401, a coil 403 is wound outside the iron column ring 402, the coil 403 is located in an annular space between the iron column ring 402 and the cylindrical ring 401, the coil 403 is wound on the iron column ring 402 to form an electromagnet, and under the condition that the coil 403 is electrified, the formed iron column ring 402 can form magnetism and further can be adsorbed with a pipeline, and then can guarantee that the crawler can be used as the climbing foot of the crawler when crawling in the pipeline, the interior cover of iron column ring 402 be equipped with one with iron column ring 402 inner wall fixed connection's magnetic isolation cover 404, ultrasonic thickness gauge probe 416 fixed mounting in magnetic isolation cover 404. The magnetism-insulating sleeve 404 is made of magnetism-insulating materials such as cadmium nickel and the like, so that magnetism generated by an electromagnet can be ensured not to cause magnetic interference on the use of the ultrasonic thickness gauge probe 416.
Specifically when using, this probe is established and is used as the sufficient of climbing of crawler on the crawler, and the coil is when the circular telegram, and the magnetism that produces adsorbs with the pipeline, can guarantee the stability of crawling, and ultrasonic thickness gauge probe 416 can contact with the pipeline at the in-process that adsorbs simultaneously, can guarantee that ultrasonic thickness gauge probe 416 is carrying out the thickness measurement, and the more accuracy of thickness measurement, the precision is higher. The power consumption of the coil is common knowledge in the art and will not be described in detail herein, particularly in terms of electrical connection with the power consumption of the crawler when in use.
Furthermore, in order to facilitate the installation of the ultrasonic thickness gauge probe 416, a plurality of arc-shaped elastic sheets 405 are fixedly arranged on two sides of the inner wall of the magnetism insulation sleeve 404, and the ultrasonic thickness gauge probe 416 is buckled in the magnetism insulation sleeve 404 through the arc-shaped elastic sheets 405. The ultrasonic thickness gauge probe 416 is clamped by the arc-shaped elastic piece 405, so that the ultrasonic thickness gauge probe 416 is installed.
Further, in order to prevent the influence on the ultrasonic thickness gauge probe 416 caused by the leakage of electricity when the coil is used, a first insulating sleeve 413 is sleeved in the magnetism isolating sleeve 404, and the arc-shaped elastic sheet 405 is fixedly connected in the first insulating sleeve 413.
Further, in order to ensure that the whole crawler does not leak electricity, a second insulating sleeve 412 is fixedly connected to the inner wall of the cylindrical ring 401, and the coil 403 is located between the second insulating sleeve 412 and the iron column ring 402.
Further, in order to facilitate the fixing of the ultrasonic thickness gauge probe 416 more firmly, the end surfaces of the second insulating sleeve 412 and the iron column ring 402 are lower than the end surfaces of the first insulating sleeve 413 and the magnetic insulating sleeve 404, a cover ring 414 is fixedly connected to the end surfaces of the second insulating sleeve 412 and the iron column ring 402, and the end surface of the cover ring 414 is flush with the end surfaces of the first insulating sleeve 413 and the magnetic insulating sleeve 404. Adopt closing cap ring 414 to fix iron column ring and coil, avoid contacting with the external world, then pass through the tip threaded connection of cylinder ring 401 have ring closure 406 to fix whole device, can guarantee its wholeness, and the steadiness of connecting, ring closure 406 and closing cap ring 414 pass through countersunk screw 415 fixed connection. The countersunk head screws are adopted for connection, so that the surface of the circular ring cover 406 after connection is smooth.
The end part of the cylindrical ring 401 is in threaded connection with a ring cover 406, the diameter of a through hole 407 in the middle of the ring cover 406 is smaller than the inner diameter of the magnetic insulating sleeve 404, and the ultrasonic thickness gauge probe 416 is fixed in the magnetic insulating sleeve 404 through the ring cover 406.
The above embodiments are merely examples of the present invention, and do not limit the protection scope of the present invention, and all designs the same as or similar to the present invention belong to the protection scope of the present invention.
Claims (7)
1. The utility model provides a contact magnetism thickness measurement test probe, includes ultrasonic thickness meter probe (416), its characterized in that still includes cylinder ring (401), overlaps and establishes in cylinder ring (401), and iron column ring (402) concentric with this cylinder ring (401), iron column ring (402) outward twine have coil (403), coil (403) be located the annular space between iron column ring (402) and cylinder ring (401), the inner cover of iron column ring (402) be equipped with one with iron column ring (402) inner wall fixed connection's insulating magnetic sleeve (404), ultrasonic thickness meter probe (416) fixed mounting in insulating magnetic sleeve (404).
2. The contact type magnetic thickness measurement detection probe according to claim 1, wherein a plurality of arc-shaped elastic pieces (405) are fixedly arranged on two sides of the inner wall of the magnetic insulation sleeve (404), and the ultrasonic thickness gauge probe (416) is buckled in the magnetic insulation sleeve (404) through the arc-shaped elastic pieces (405).
3. A contact magnetic thickness measuring probe according to claim 2, wherein the magnetic insulating sleeve (404) is provided with a first insulating sleeve (413), and the arc-shaped elastic piece (405) is fixedly connected in the first insulating sleeve (413).
4. A contact magnetic thickness measuring probe according to claim 3, wherein a second insulating sleeve (412) is fixedly connected to the inner wall of the cylindrical ring (401), and the coil (403) is located between the second insulating sleeve (412) and the iron column ring (402).
5. A contact type magnetic thickness measuring probe according to claim 4, wherein the end surfaces of the second insulating sleeve (412) and the iron stud ring (402) are lower than the end surfaces of the first insulating sleeve (413) and the magnetism insulating sleeve (404), a cover ring (414) is fixedly connected to the end surfaces of the second insulating sleeve (412) and the iron stud ring (402), and the end surface of the cover ring (414) is flush with the end surfaces of the first insulating sleeve (413) and the magnetism insulating sleeve (404).
6. A contact type magnetic thickness measuring probe according to claim 1, wherein the end of the cylindrical ring (401) is connected with a ring cover (406) in a threaded manner, the diameter of a through hole (407) in the middle of the ring cover (406) is smaller than the inner diameter of the magnetic insulating sleeve (404), and the ultrasonic thickness measuring instrument probe (416) is fixed in the magnetic insulating sleeve (404) through the ring cover (406).
7. A contact type magnetic thickness measuring probe according to claim 5, wherein the end of the cylindrical ring (401) is connected with a ring cover (406) in a threaded manner, and the ring cover (406) is fixedly connected with the cover ring (414) through a sunk screw (415).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821567549.9U CN210400330U (en) | 2018-09-26 | 2018-09-26 | Contact type magnetic thickness measurement detection probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821567549.9U CN210400330U (en) | 2018-09-26 | 2018-09-26 | Contact type magnetic thickness measurement detection probe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210400330U true CN210400330U (en) | 2020-04-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821567549.9U Expired - Fee Related CN210400330U (en) | 2018-09-26 | 2018-09-26 | Contact type magnetic thickness measurement detection probe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210400330U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114562966A (en) * | 2022-03-15 | 2022-05-31 | 广东省特种设备检测研究院珠海检测院 | Carbon steel pipeline residual wall thickness rapid inspection device and use method thereof |
-
2018
- 2018-09-26 CN CN201821567549.9U patent/CN210400330U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114562966A (en) * | 2022-03-15 | 2022-05-31 | 广东省特种设备检测研究院珠海检测院 | Carbon steel pipeline residual wall thickness rapid inspection device and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200424 Termination date: 20200926 |