CN211741142U - Electric spark detector suitable for contain elbow pipeline - Google Patents
Electric spark detector suitable for contain elbow pipeline Download PDFInfo
- Publication number
- CN211741142U CN211741142U CN201922336496.0U CN201922336496U CN211741142U CN 211741142 U CN211741142 U CN 211741142U CN 201922336496 U CN201922336496 U CN 201922336496U CN 211741142 U CN211741142 U CN 211741142U
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- China
- Prior art keywords
- probe
- carbon brush
- pipeline
- elbow
- supporting wheel
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010892 electric spark Methods 0.000 title claims abstract description 17
- 239000000523 sample Substances 0.000 claims abstract description 39
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 35
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 35
- 230000007547 defect Effects 0.000 abstract description 10
- 239000011248 coating agent Substances 0.000 abstract description 7
- 238000000576 coating method Methods 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 abstract description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
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- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The utility model relates to an electric spark detector suitable for contain elbow pipeline. The universal joint is suitable for detecting an inner coating of a pipeline with an elbow, is simple and convenient to operate, is rich in toughness and elasticity, pushes the hard wire to enable the probe brush and the probe rod to move forward in the pipeline for detection, and when a bent pipe is encountered, the universal joint adjusts the rotation angle according to the radian of the bent pipe to enable the probe brush and the probe rod to smoothly pass through the elbow; when the defects of the inner coating of the pipeline are detected, the positions of the defects can be obtained according to the marked scales outside the hard guide wire. The technical scheme adopted by the utility model comprises a detector main machine, a probe, a supporting wheel set and a carbon brush; the detector host computer be connected through the wire between probe, the other end of probe be connected with the carbon brush through the universal joint, the front and back end of probe be provided with a set of supporting wheel group respectively, the supporting wheel, the front end of carbon brush is connected with two sets of supporting wheel groups through the connecting rod.
Description
Technical Field
The utility model belongs to the technical field of metal coating detects, concretely relates to electric spark detector suitable for contain elbow pipeline.
Background
The electric spark detector is also called an electric spark leakage detector, an electric spark leakage detector and the like. The instrument is mainly used for detecting whether the non-conductive matrix on the metal base material has the defects of pinholes, sand holes and the like. The instrument is simple to use, one end of the instrument is grounded, the other end of the instrument is a probe, the instrument emits direct-current high-voltage electricity through the high-voltage probe, and when the probe passes through the surface of a defective coating, the instrument can automatically give out sound and light alarms.
At present, an electric spark detector for detecting a pipeline is available, a high-voltage probe (comprising a carbon brush, a probe rod and a metal connecting rod) is generally placed in the pipeline to carry out detection through self-powered or manual push-pull, but the high-voltage probe is longer, cannot pass through a pipeline elbow and cannot be used for detecting the pipeline with the elbow; when abnormal conditions such as pipeline deformation and higher welding seams occur in the pipeline, the problem that the high-pressure probe is blocked in the pipeline is easy to occur; and the defect position is not easy to judge when the defect is detected.
Disclosure of Invention
In view of the above, in order to overcome the defects in the prior art, the invention provides an electric spark detector suitable for a pipeline containing an elbow.
In order to solve the problems in the prior art, the technical scheme of the invention is as follows: the utility model provides an electric spark detector suitable for contain elbow pipeline which characterized in that: the carbon brush detector comprises a detector main machine, a probe rod, a supporting wheel set and a carbon brush; the detector host computer be connected through the wire between probe, the other end of probe be connected with the carbon brush through the universal joint, the front and back end of probe be provided with a set of supporting wheel group respectively, the supporting wheel, the front end of carbon brush is connected with two sets of supporting wheel groups through the connecting rod.
Further, the supporting wheel group comprises wheel carrier, spring, connecting axle, wheel seat, supporting wheel and spacing axle, the structure of wheel carrier 3 bar-shaped pieces that the equipartition set up on the ring that sets up as an organic whole and the ring circumference, be equipped with three radial deep hole on 3 bar-shaped piece terminal surfaces, be provided with the spring in the deep hole, bar-shaped piece side has the bar groove that runs through, the connecting axle by the bar inslot pass and with spring end face contact pressure spring to be connected wheel seat and wheel carrier, be provided with supporting wheel and spacing axle on the wheel seat.
Furthermore, the wire is a hard wire, and scales are arranged on the outer skin of the wire.
Furthermore, the carbon brush is circular, and the diameter of the carbon brush is 1-5mm larger than the inner diameter of the pipeline.
Furthermore, a wire is connected between the carbon brush and the probe.
Compared with the prior art, the invention has the following advantages:
1. the utility model has simple structure, convenient and fast operation;
2. the utility model adopts the hard wire which is rich in toughness and elasticity, the hard wire is pushed to lead the carbon brush and the probe to move forward in the pipe for detection, when the pipe is bent, the universal joint adjusts the rotation angle according to the radian of the bent pipe, and the carbon brush and the probe smoothly pass through the elbow;
3. when the utility model detects the defects of the inner coating of the pipeline, the positions of the defects can be known according to the marked scales outside the hard wire;
4. the utility model discloses a supporting wheel, under the thrust of spring and pipeline inner wall effect, can make a round trip to contract, stretch out, and can follow probe direction of motion backward swing, easily through appearing protruding position in higher welding seam etc. in pipeline deformation position and the pipeline.
Description of the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a support wheel;
in the figure, 1, a detector main machine 2, a hard lead 3, a supporting wheel set 4 and a connecting rod; 5. carbon brush, 6, universal joint, 7, probe, 8 and pipeline;
301. wheel carrier 302, spring 303, connecting shaft 304, wheel seat 305, supporting wheel 306 and limiting shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly apparent, the following drawings and embodiments are taken in conjunction
The present invention will be described in further detail with reference to examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The embodiment provides an electric spark detector suitable for a pipeline with an elbow, and the electric spark detector comprises a detector main machine 1, a probe 7, a supporting wheel set 3 and a carbon brush 5, and is shown in fig. 1 and 2;
the detector main machine 1 is connected with one end of a probe 7 through a hard wire 2, scales are arranged on the outer skin of the hard wire 2, a high-voltage generator is arranged in the probe 7, the other end of the probe 7 is connected with a carbon brush 5 through a universal joint 6, and when the detector main machine is in a bent pipe, the rotating angle can be adjusted according to the radian of the bent pipe; the front end and the rear end of the probe 7 are respectively provided with a group of supporting wheel sets 3, and the front end of the carbon brush 5 is provided with two groups of supporting wheel sets 3 through a connecting rod 4.
The supporting wheel set 3 (as shown in fig. 2) is composed of a wheel carrier 301, springs 302, a connecting shaft 303, a wheel seat 304, a supporting wheel 305 and a limiting shaft 306, the wheel carrier 301 is structurally a circular ring which is integrally arranged, 3 strip-shaped blocks are uniformly distributed on the circumference of the circular ring, three radial deep holes are formed in the end faces of the 3 strip-shaped blocks, the springs 302 are arranged in the deep holes, strip-shaped grooves penetrate through the side faces of the strip-shaped blocks, the connecting shaft 303 penetrates through the strip-shaped grooves and contacts with the end faces of the springs 302 to compress the springs 302, the wheel seat 304 is connected with the wheel carrier 301, the supporting wheel 305 and the limiting shaft 306 are arranged on the wheel seat 304, and the wheel seat 304 and the supporting wheel 305 on the supporting wheel set 3 can be retracted and extended back and forth under the action of the thrust of the.
The hard wire 2 contains copper wire, the host 1 is electrically connected with the probe 7, the middle is provided with a glass fiber reinforced layer, and the outer surface is a polyethylene protective layer.
The carbon brush is circular, the middle of the carbon brush is made of aluminum alloy, the periphery of the carbon brush is made of a circle of dense copper wires, and the outer diameter of the carbon brush is slightly larger than the diameter of the inner wall of the pipeline by 1-5 mm.
A lead is connected between the carbon brush 5 and the probe 7.
The utility model discloses a use:
during detection, the carbon brush 5, the universal joint 6 and the probe 7 are placed in the pipeline 8, the grounding end of the host 1 is connected to the exposed metal part of the pipeline, the host 1 is opened, the carbon brush 5 pushes the carbon brush 5, the universal joint 6 and the probe 7 to move in the pipeline 8 by continuously leading the hard wire 2 into the carbon brush, the spring 302 and the limiting shaft 306 arranged on the wheel seat 304 are arranged in the wheel frame 301, so that the supporting wheel 305 constantly keeps to be tightly attached to the pipe wall to roll and deflect backwards for a fixed angle, and the peripheral copper brush of the carbon brush 5 is tightly attached to the pipe wall to be detected.
When the elbow is met, the universal joint 5 automatically adjusts the rotation angle according to the radian of the elbow, so that the carbon brush 5 and the probe 7 pass through the elbow; when encountering pipe deformations and raised positions within the pipe, the support wheels 305 compress the springs 302 and contract inwardly to allow the whole to pass smoothly.
When the carbon brush 5 moves to the position of a defect of the coating in the pipeline, the internal coating is punctured by the self-carried direct-current high-voltage electricity, so that the main machine 1 gives out sound and light alarm, and the position distance of the defect can be read from the mark scale outside the hard wire 2.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and it should be noted that those skilled in the art should make modifications and variations without departing from the principle of the present invention.
Claims (5)
1. The utility model provides an electric spark detector suitable for contain elbow pipeline which characterized in that: the device comprises a detector main machine (1), a probe (7), a supporting wheel set (3) and a carbon brush (5); the detector is characterized in that the detector main machine (1) is connected with the probe (7) through a wire (2), the other end of the probe (7) is connected with a carbon brush (5) through a universal joint (6), the front end and the rear end of the probe (7) are respectively provided with a set of supporting wheel sets (3), supporting wheels are arranged, and the front end of the carbon brush (5) is connected with two sets of supporting wheel sets (3) through a connecting rod (4).
2. The electric spark detector suitable for the elbow-containing pipeline as claimed in claim 1, wherein: support wheelset (3) constitute by wheel carrier (301), spring (302), connecting axle (303), wheel seat (304), supporting wheel (305) and spacing axle (306), the structure of wheel carrier (301) 3 bar-shaped blocks that the equipartition set up on ring and the ring circumference that set up as an organic whole, be equipped with three radial deep hole on 3 bar-shaped block terminal surfaces, be provided with spring (302) in the deep hole, bar-shaped block side has the bar groove that runs through, connecting axle (303) are passed by the bar inslot and with spring (302) end face contact pressure spring (302) to be connected wheel seat (304) and wheel carrier (301), be provided with supporting wheel (305) and spacing axle (306) on wheel seat (304).
3. An electric spark detector suitable for a pipe with an elbow according to claim 1 or 2, wherein: the lead (2) is a hard lead, and scales are arranged on the outer skin of the lead (2).
4. An electric spark detector suitable for a pipe with an elbow as claimed in claim 3, wherein: the carbon brush (5) is circular, and the diameter of the carbon brush is 1-5mm larger than the inner diameter of the pipeline.
5. The electric spark detector suitable for the elbow-containing pipeline as claimed in claim 4, wherein: and a wire is connected between the carbon brush (5) and the probe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922336496.0U CN211741142U (en) | 2019-12-24 | 2019-12-24 | Electric spark detector suitable for contain elbow pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922336496.0U CN211741142U (en) | 2019-12-24 | 2019-12-24 | Electric spark detector suitable for contain elbow pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211741142U true CN211741142U (en) | 2020-10-23 |
Family
ID=72869360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922336496.0U Expired - Fee Related CN211741142U (en) | 2019-12-24 | 2019-12-24 | Electric spark detector suitable for contain elbow pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211741142U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114618756A (en) * | 2022-03-12 | 2022-06-14 | 东海县晶瑞达石英制品有限公司 | Brushing device for high-temperature-resistant coating on inner layer of quartz tube and implementation method of brushing device |
| KR102562221B1 (en) * | 2022-09-07 | 2023-08-01 | 다온기술 주식회사 | Variable probe for inspecting the integrity of the inner film of seawater pipes |
| KR102570067B1 (en) * | 2022-09-07 | 2023-08-24 | 다온기술 주식회사 | How to check the integrity of the inner film of a mobile seawater pipe |
-
2019
- 2019-12-24 CN CN201922336496.0U patent/CN211741142U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114618756A (en) * | 2022-03-12 | 2022-06-14 | 东海县晶瑞达石英制品有限公司 | Brushing device for high-temperature-resistant coating on inner layer of quartz tube and implementation method of brushing device |
| KR102562221B1 (en) * | 2022-09-07 | 2023-08-01 | 다온기술 주식회사 | Variable probe for inspecting the integrity of the inner film of seawater pipes |
| KR102570067B1 (en) * | 2022-09-07 | 2023-08-24 | 다온기술 주식회사 | How to check the integrity of the inner film of a mobile seawater pipe |
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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 |
Granted publication date: 20201023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |