CN219777562U - Can dismantle vortex detection probe mechanism of equipment in a flexible way - Google Patents
Can dismantle vortex detection probe mechanism of equipment in a flexible way Download PDFInfo
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- CN219777562U CN219777562U CN202321241733.5U CN202321241733U CN219777562U CN 219777562 U CN219777562 U CN 219777562U CN 202321241733 U CN202321241733 U CN 202321241733U CN 219777562 U CN219777562 U CN 219777562U
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- 238000001514 detection method Methods 0.000 title claims abstract description 43
- 230000007246 mechanism Effects 0.000 title claims abstract description 35
- 238000007789 sealing Methods 0.000 claims description 23
- 239000002184 metal Substances 0.000 claims description 16
- 238000007689 inspection Methods 0.000 claims description 6
- 238000012360 testing method Methods 0.000 abstract description 12
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 206010019233 Headaches Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
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Abstract
The utility model provides a flexible disassembly and assembly eddy current testing probe mechanism, which is used for carrying out eddy current testing on an in-service pipeline and comprises the following components: the device comprises a detection probe, a first signal connector, a connecting pipe, a second signal connector and a cable; the detection probe comprises a probe body and a tail end pipe orifice connected to the tail end of the probe body, wherein the tail end pipe orifice is provided with external threads; one end of the first signal connector is a first wiring terminal, the other end of the first signal connector is a first connector end, the first signal connector is arranged in the end pipe orifice, and the first wiring terminal is fixedly connected with a signal wire of the detection probe; one end of the second signal connector is a second wiring terminal, the other end of the second signal connector is a second plug-in end, the second wiring terminal is fixedly connected with the cable, and the second plug-in end is matched and plugged with the first plug-in end; the connecting pipe is provided with an internal thread section, the connecting pipe is in threaded connection with the end pipe orifice, and the second signal connector is positioned in the connecting pipe. The utility model realizes the advantages of flexible disassembly and convenient carrying of the detection probe.
Description
Technical Field
The utility model relates to the technical field of eddy current detection, in particular to an eddy current detection probe mechanism capable of being flexibly disassembled and assembled.
Background
In the prior art, for eddy current testing of in-service pipelines, an inner-passing probe structure is generally adopted for testing, and a specific operation can be seen in fig. 1, and a testing probe 100 is inserted into the interior of a pipe 200 for testing. Since the length of the in-service pipe is typically seven eight meters, even more than ten and twenty meters, and the detection must cover the entire length, the signal cable line passing through the probe and its end needs to be as long as more than ten and twenty meters. In order to ensure that the probe can be smoothly pushed in the pipe, the outer part of the signal cable is made of plastic pipe (such as nylon pipe) with certain hardness. The prior art probe and cable are typically fixedly packaged and connected, referring to fig. 2, cable 102 is fixedly packaged in the end of probe body 101. The prior art has the advantages of simple processing and manufacturing, no consideration of dust prevention and water prevention at the positions of the probe and the cable, however, the defects are obvious: when a detection engineer goes to the site for detection, the detection probe needs to be coiled and contained, and when the detection engineer touches a detection pipeline with various specifications, the weight and occupied space of the probe and the cable which are required to be carried become the headache problem.
Disclosure of Invention
The utility model aims to solve the problems, and aims to provide a vortex detection probe mechanism capable of being flexibly disassembled and assembled, which is applied to vortex detection of in-service pipelines.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a flexibly detachable and assembled eddy current testing probe mechanism, which is used for carrying out eddy current testing on an in-service pipeline and is characterized by comprising the following components: the device comprises a detection probe, a first signal connector, a connecting pipe, a second signal connector and a cable; the detection probe comprises a probe body and a tail end pipe orifice connected to the tail end of the probe body, wherein the tail end pipe orifice is provided with external threads; one end of the first signal connector is a first wiring terminal, the other end of the first signal connector is a first connector end, the first signal connector is arranged in the end pipe orifice, and the first wiring terminal is fixedly connected with a signal wire of the detection probe; one end of the second signal connector is a second wiring terminal, the other end of the second signal connector is a second plug-in end, the second wiring terminal is fixedly connected with the cable, and the second plug-in end is matched and plugged with the first plug-in end; the connecting pipe is provided with an internal thread section, the connecting pipe is in threaded connection with the end pipe orifice, and the second signal connector is positioned in the connecting pipe.
Further, in the eddy current probe mechanism capable of being flexibly disassembled and assembled provided by the utility model, the eddy current probe mechanism can also have the following characteristics: the first plug end is provided with a first plug post and a first plug hole; the second plug end is provided with a second plug post and a second plug hole; the first plug-in column is matched and plugged with the second plug-in hole, and the first plug-in hole is matched and plugged with the second plug-in column.
Further, in the eddy current probe mechanism capable of being flexibly disassembled and assembled provided by the utility model, the eddy current probe mechanism can also have the following characteristics: the first plug end is provided with a first semi-cylindrical protruding structure and a first semi-cylindrical groove structure, the first plug column is arranged on the first semi-cylindrical groove structure, and the first plug hole is arranged on the first semi-cylindrical protruding structure; the second plug end is provided with a second semi-cylindrical protruding structure and a second semi-cylindrical groove structure, the second plug column is arranged on the second semi-cylindrical groove structure, and the second plug hole is arranged on the second semi-cylindrical protruding structure.
Further, in the eddy current probe mechanism capable of being flexibly disassembled and assembled provided by the utility model, the eddy current probe mechanism can also have the following characteristics: the connection part of the second signal connector and the cable is also provided with a metal support, and the metal support is sleeve-shaped and is coated on the periphery of the connection part of the second signal connector and the cable.
Further, in the eddy current probe mechanism capable of being flexibly disassembled and assembled provided by the utility model, the eddy current probe mechanism can also have the following characteristics: the end face of the pipe orifice at the tail end is provided with a first annular half groove of the sealing ring, the end face of the metal support is provided with a second annular half groove of the sealing ring, the first annular half groove of the sealing ring and the second annular half groove of the sealing ring form a complete annular mounting groove of the sealing ring, and a rubber sealing ring is arranged in the annular mounting groove of the sealing ring.
Further, in the eddy current probe mechanism capable of being flexibly disassembled and assembled provided by the utility model, the eddy current probe mechanism can also have the following characteristics: wherein, the outer diameter of the pipe orifice of the tail end is smaller than the outer diameter of the probe body; the outer diameter of the connecting pipe is smaller than that of the probe body.
Further, in the eddy current probe mechanism capable of being flexibly disassembled and assembled provided by the utility model, the eddy current probe mechanism can also have the following characteristics: wherein, the outer diameter of the probe body is 1mm-2mm smaller than the inner diameter of the detected pipeline.
Compared with the prior art, the utility model has the beneficial effects that:
the detection probe and the cable are separated and independent in the eddy current detection probe mechanism, and the eddy current detection probe mechanism can be flexibly disassembled and replaced. In addition, the storage management and the carrying of the detection probe are more convenient. In addition, the metal support, the rubber sealing ring and the connecting pipe are arranged in the eddy current detection probe mechanism, so that the first signal connector and the second signal connector inside the eddy current detection probe mechanism can be protected, dust and water are prevented, and reliability is guaranteed.
Drawings
FIG. 1 is a schematic diagram of a prior art operation for inspecting a pipe using a pipe eddy current inspection probe;
FIG. 2 is a schematic diagram of a prior art pipe eddy current probe;
FIG. 3 is an assembled view (first view) of a flexibly disassembled and assembled eddy current probe mechanism, without illustrating a seal ring, in accordance with an embodiment of the utility model;
FIG. 4 is an assembly view (second view) of a flexibly removable assembled eddy current probe mechanism, in accordance with an embodiment of the utility model;
FIG. 5 is a schematic diagram of an assembled eddy current probe mechanism in a flexibly disassembled configuration in accordance with an embodiment of the utility model;
FIG. 6 is a schematic view of the internal structure of FIG. 5 at area A;
fig. 7 is a schematic diagram of a plugging installation situation of a first signal connector and a second signal connector in an embodiment of the present utility model, where (a) is before plugging and (b) is after plugging.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement of the purposes and the effects of the present utility model easy to understand, the following embodiments specifically describe the technical scheme of the present utility model with reference to the accompanying drawings.
< example >
Referring to fig. 3 and 4, in an embodiment of the present utility model, a flexibly detachable and assembled eddy current probe mechanism is provided for eddy current testing of in-service pipelines, comprising: the detection probe, the first signal connector 3, the connecting pipe 4, the second signal connector 5, the rubber sealing ring 6, the metal support 7 and the cable line 8.
The detection probe comprises a probe body 1 and a tail end pipe orifice 2. The internal structure and functions of the probe body 1 are the same as those of the probe body of the prior art, and thus will not be described in detail. The end nozzle 2 has the following arrangement: the terminal pipe orifice 2 is connected to the terminal of the shell of the probe body 1, and the terminal pipe orifice 2 and the shell of the probe body 1 are of an integrated structure. Referring to fig. 6, the distal nozzle 2 is provided with external threads 2a.
Referring to fig. 4 to 6, the first signal connector 3 has a first terminal 3a at one end and a first socket terminal 3b at the other end.
The first signal connector 3 is installed in the terminal pipe orifice 2, and the first terminal 3a is welded and fixed with the signal line of the detection probe. The first signal connector 3 and the detection probe are fixed structures which are manufactured in advance in factories and are integrated, and the first signal connector and the detection probe have no detachable characteristic.
Referring to fig. 4 and 7, the first socket end 3b has a first semi-cylindrical protrusion structure and a first semi-cylindrical recess structure. The first socket terminal 3b is provided with a first socket post 31 and a first socket hole 32 for electrical connection. Referring to fig. 4, the number of the first plugging columns 31 is two, and the first plugging columns 31 are disposed on the first semi-cylindrical groove structure. The number of the first plugging holes 32 is one, and the first plugging holes 32 are arranged on the first semi-cylindrical protruding structure.
Referring to fig. 5 and 7, the second signal connector 5 has a second terminal 5a at one end and a second socket terminal 5b at the other end.
The second terminal 5a is welded to the cable line 8. The cable 8 adopts the signal transmission cable with nylon tube wrapped outside in the prior art
The second spigot 5b has a second semi-cylindrical projection structure and a second semi-cylindrical recess structure. The second socket terminal 5b is provided with a second socket post 52 and a second socket hole 51 for electrical connection. The number of the second plugging holes 51 is two, and the second plugging holes are arranged on the second semi-cylindrical protruding structure. The number of the second plugging columns 52 is two, and the second plugging columns 52 are arranged on the second semi-cylindrical groove structure.
Referring to fig. 6 and fig. 7, the first signal connector 3 and the second signal connector 5 are mated and plugged, which is specifically as follows: when in plugging, the first semi-cylindrical groove structure of the first plugging end 3b is opposite to the second semi-cylindrical protruding structure of the second plugging end 5b, and the two first plugging columns 31 are matched and plugged with the two second plugging holes 51; meanwhile, the first semi-cylindrical protruding structure of the first plugging end 3b is opposite to the second semi-cylindrical recessed structure of the second plugging end 5b, and the two first plugging holes 32 are matched and plugged with the two second plugging columns 52. After plugging, the detection probe is electrically connected with the cable 8.
Referring to fig. 4 and 6, a metal brace 7 is disposed at the connection between the second signal connector 5 and the cable 8. Specifically, the metal support 7 is sleeve-shaped and is coated on the periphery of the connection part of the second signal connector 5 and the cable 8. The second signal connector 5, the metal support 7 and the cable 8 are fixed structures which are manufactured in advance in factories and are integrated, and the second signal connector, the metal support 7 and the cable 8 have no detachable characteristic.
Referring to fig. 6, the engagement tube 4 is disposed outside the metal brace 7. The inner wall of the left end of the connecting pipe 4 is provided with an internal thread 4a, and the inner wall of the right end is a limiting bulge. The internal thread 4a of the adapter tube 4 is screwed with the external thread 2a of the terminal orifice 2. The right end of the adapter tube 4 is preloaded on the outside of the metal brace 7. The second signal connector 5 is always located in the adapter tube 4. As shown in fig. 6, the engagement tube 4 is limited to move in the axial direction within k range, and in addition, the engagement tube 4 can perform a rotational movement, and after the engagement tube 4 is connected to the external thread of the inspection probe, the engagement tube 4 is fixed to the inspection probe. The function of the adapter tube 4 is: after the first signal connector 3 is in butt joint with the second signal connector 5, the first signal connector 3 and the second signal connector 5 can be locked and fixed by matching with external threads of a detection probe, and the protection effect is achieved on the first signal connector 3 and the second signal connector 5.
Referring to fig. 4 and 6, a first annular half groove of a sealing ring is formed on the end face of the terminal pipe orifice 2 of the detection probe, and a second annular half groove of the sealing ring is formed on the end face of the metal support 7. After the first signal connector 3 is in butt joint with the second signal connector 5, the first annular half groove of the sealing ring and the second annular half groove of the sealing ring form a complete annular mounting groove of the sealing ring. A rubber sealing ring 6 is arranged in the annular mounting groove of the sealing ring, so that the waterproof effect is achieved.
Referring to fig. 3 to 5, the outer diameter of the distal nozzle 2 of the inspection probe is smaller than the outer diameter of the probe body 1. The outer diameter of the adapter tube 4 is smaller than the outer diameter of the probe body 1. The outer diameter of the probe body 1 is 1mm-2mm smaller than the inner diameter of the detected pipeline.
The use condition of the eddy current testing probe mechanism capable of being flexibly disassembled and assembled in the embodiment of the utility model is as follows:
in production, firstly, detecting probes (in detecting probes with different specifications, the sizes of the probe bodies are different, the sizes of the end pipe orifices are consistent) suitable for pipelines with different specifications are manufactured, and each detecting probe with different specifications is correspondingly provided with a first signal connector (the detecting probes with different specifications are all connected with the first signal connector with the same specification), so that the detecting probes with different sizes and the first signal connector are obtained. And then, preassembling the connecting pipe and assembling the second signal connector, the metal support and the cable to obtain the cable with the second signal connector and the connecting pipe preassembled.
Before testing, the tester receives a series of test probes of various specifications with first signal connectors in a hand-held tool box and carries one or two (one spare) cable wires with second signal connectors preloaded with connectors. During on-site detection, a detection probe with proper specification is selected according to the requirement, and the assembly connection of the detection probe and a cable line can be realized rapidly through the butt joint of the first signal connector and the second signal connector and the threaded connection of the connecting pipe.
The vortex detection probe mechanism capable of being flexibly disassembled and assembled, disclosed by the embodiment of the utility model, is applied to vortex detection of in-service pipelines, realizes the advantages of flexible disassembly and assembly of the detection probe and convenience in carrying the detection probe and a cable, and improves the use experience of users.
The above-described embodiments are only preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model, but various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model are included in the protection scope of the present utility model.
Claims (7)
1. An eddy current inspection probe mechanism of equipment can dismantle in a flexible way for carry out eddy current inspection to in-service pipeline, its characterized in that includes: the device comprises a detection probe, a first signal connector, a connecting pipe, a second signal connector and a cable;
the detection probe comprises a probe body and a tail end pipe orifice connected to the tail end of the probe body, wherein the tail end pipe orifice is provided with external threads;
one end of the first signal connector is a first wiring terminal, the other end of the first signal connector is a first inserting end, the first signal connector is arranged in the end pipe orifice, and the first wiring terminal is fixedly connected with a signal wire of the detection probe;
one end of the second signal connector is a second wiring terminal, the other end of the second signal connector is a second inserting end, the second wiring terminal is fixedly connected with the cable, and the second inserting end is matched and inserted with the first inserting end;
the connecting pipe is provided with an internal thread section, the connecting pipe is in threaded connection with the pipe orifice of the tail end, and the second signal connector is positioned in the connecting pipe.
2. The flexibly assembled and disassembled eddy current probe mechanism of claim 1, wherein:
the first plug end is provided with a first plug post and a first plug hole;
the second plug end is provided with a second plug post and a second plug hole;
the first plug-in column is matched and plugged with the second plug-in hole, and the first plug-in hole is matched and plugged with the second plug-in column.
3. The flexibly assembled and disassembled eddy current probe mechanism of claim 2, wherein:
the first plug-in end is provided with a first semi-cylindrical protruding structure and a first semi-cylindrical groove structure, the first plug-in column is arranged on the first semi-cylindrical groove structure, and the first plug-in hole is arranged on the first semi-cylindrical protruding structure;
the second plug end is provided with a second semi-cylindrical protruding structure and a second semi-cylindrical groove structure, the second plug column is arranged on the second semi-cylindrical groove structure, and the second plug hole is arranged on the second semi-cylindrical protruding structure.
4. The flexibly assembled and disassembled eddy current probe mechanism of claim 1, wherein:
the connection part of the second signal connector and the cable is also provided with a metal support, and the metal support is sleeve-shaped and is coated on the periphery of the connection part of the second signal connector and the cable.
5. The flexibly assembled and disassembled eddy current probe mechanism of claim 4, wherein:
the end face of the pipe orifice of the tail end is provided with a first annular half groove of the sealing ring, the end face of the metal support is provided with a second annular half groove of the sealing ring, the first annular half groove of the sealing ring and the second annular half groove of the sealing ring form a complete annular mounting groove of the sealing ring, and a rubber sealing ring is arranged in the annular mounting groove of the sealing ring.
6. The flexibly assembled and disassembled eddy current probe mechanism of claim 1, wherein:
wherein the outer diameter of the end pipe orifice is smaller than the outer diameter of the probe body;
the outer diameter of the connecting pipe is smaller than that of the probe body.
7. The flexibly assembled and disassembled eddy current probe mechanism of claim 1, wherein:
wherein the outer diameter of the probe body is 1mm-2mm smaller than the inner diameter of the detected pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321241733.5U CN219777562U (en) | 2023-05-22 | 2023-05-22 | Can dismantle vortex detection probe mechanism of equipment in a flexible way |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321241733.5U CN219777562U (en) | 2023-05-22 | 2023-05-22 | Can dismantle vortex detection probe mechanism of equipment in a flexible way |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219777562U true CN219777562U (en) | 2023-09-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321241733.5U Active CN219777562U (en) | 2023-05-22 | 2023-05-22 | Can dismantle vortex detection probe mechanism of equipment in a flexible way |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219777562U (en) |
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2023
- 2023-05-22 CN CN202321241733.5U patent/CN219777562U/en active Active
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