CN205280661U - Special shape array eddy current inspection device of fitting of switch - Google Patents
Special shape array eddy current inspection device of fitting of switch Download PDFInfo
- Publication number
- CN205280661U CN205280661U CN201521123575.9U CN201521123575U CN205280661U CN 205280661 U CN205280661 U CN 205280661U CN 201521123575 U CN201521123575 U CN 201521123575U CN 205280661 U CN205280661 U CN 205280661U
- Authority
- CN
- China
- Prior art keywords
- eddy current
- micro
- current inspection
- chain
- conformal
- Prior art date
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The utility model discloses a special shape array eddy current inspection device of fitting of switch designs unique right shape array eddy current inspection device, has suppressed switch rail surface roughness and probe effectively and has lifted from the interference to the signal, overcomes the surface crack measuring limitation not equidirectional to switch, improves the detecting precision and efficiency to switch surface and near surface defect, can once only accomplish sweeping of large tracts of land and look into to to the testing result demonstration that forms images.
Description
Technical field
The utility model relates to a kind of the cannot-harm-detection device, particularly relates to a kind of special conformal array eddy current testing device of track switch.
Background technology
High-speed railway switch surface imperfection, the especially surface imperfection of flange of rail foot position can cause the moment of rail to rupture, and run to railway security and cause huge hidden danger. Therefore, study in-service track switch surface imperfection inspection technique and be conducive to the security risks such as driving accident that reducing fractures by track switch causes, have important practical significance.
High-speed railway switch comprises the parts such as tongue, basic rail, heart rail and wing rail, track switch cross section is continuous variable cross section, and when conventional eddy current detection method detects, eddy current inspection probe cannot form good laminating with track switch detection faces, the undesired signals such as easy generation is rocked, lift-off, cause missing inspection; On the other hand, track switch circumferential crack is a railway security nondestructive testing difficult problem always, and the surface crack testing of track switch different directions is existed limitation by conventional eddy current detection method.
Therefore, have and need to suppress track switch rail surface roughness and probe lift-off to the interference of signal, overcome the surface crack testing limitation to track switch different directions, it is proposed to a kind of special conformal array eddy current testing device of track switch, it is to increase to the precision and efficiency of detecting on track switch surface and near surface flaw.
Summary of the invention
The purpose of this utility model is to overcome the deficiency of prior art, a kind of special conformal array eddy current testing device of track switch is provided, the conformal array eddy current testing device that design is unique, restrained effectively track switch rail surface roughness and probe lift-off to the interference of signal, overcome the surface crack testing limitation to track switch different directions, improve track switch surface and the precision and efficiency of detecting of near surface flaw, it is possible to disposable complete sweeping of big area and look into, and detected result is carried out imaging display.
The utility model solves the technical scheme that its technical problem adopts: a kind of special conformal array eddy current testing device of track switch, device comprises multiple eddy current inspection probe, multiple micro-magnet block, many elastic wires, conformal chain-type fixes support, visit bar, handle, probe wire, multichannel swirl imaging detecting instrument, it is characterized in that: described multiple eddy current inspection is popped one's head in, multiple micro-magnet block, many elastic wires, wherein, each eddy current inspection probe is fixing with micro-magnet block combination, each group of eddy current inspection probe-micro-magnet block combination is fixed on one end of an elastic wire, the other end of each elastic wire is fixed in a chain unit in the fixing support of conformal chain-type, described micro-magnet block has micro-magnetic, the fixing support of described conformal chain-type is made up of multiple chain unit, and the fixing support of conformal chain-type can bend to arbitrary shape on its cross section, and keeps its curved shape constant upon bending, one end of described spy bar is fixed in the fixing support chain unit of conformal chain-type, and the other end visiting bar is fixed with handle, multiple eddy current inspection probe is electrically connected with multichannel swirl imaging detecting instrument by probe wire.
A kind of special conformal array eddy current detection method of track switch, comprises the steps,
A. the support bracket fastened shape of conformal chain-type in testing staff's setting device so that it is curved shape is close with track switch plane was seized profile; Elastic wire is when track switch plane was seized profile variations, and auxiliary eddy current inspection probe-micro-magnet block combination is fitted with track switch plane was seized;
B. the handle in testing staff's hand-held device, the eddy current inspection of device is popped one's head in-micro-magnet block combination end be placed in track switch plane was seized, micro-magnet block will be adsorbed in track switch plane was seized, and track switch plane was seized is close in the detection face of the eddy current inspection probe fixing with the combination of micro-magnet block;
C. opening multichannel swirl imaging detecting instrument, multichannel swirl imaging detecting instrument encourages multiple eddy current inspection to pop one's head in, testing staff's hand-held device handle, pulls device to move along track switch plane was seized; Owing to micro-magnet block has micro-magnetic, therefore when testing staff pulls device to move along track switch plane was seized, micro-magnet block ensures that the detection face of the eddy current inspection probe fixing with its combination is close in track switch plane was seized mobile sweeping and looks into, mobile sweep stable in the process of looking into, without rocking and lift-off, simultaneously, micro-magnet block magnetization track switch plane was seized, it is to increase eddy current inspection depth of penetration;
D. device is swept in the process of looking into, the detection signal that multichannel swirl imaging detecting instrument receives multiple eddy current inspection probe acquires carries out signal processing, and show, store detected result, judge that track switch detection faces has zero defect and defect shape and trend by eddy current signal imaging and sound and light alarm.
The beneficial effects of the utility model are, a kind of special conformal array eddy current testing device of track switch is provided, the conformal array eddy current testing device that design is unique, restrained effectively track switch rail surface roughness and probe lift-off to the interference of signal, overcome the surface crack testing limitation to track switch different directions, improve track switch surface and the precision and efficiency of detecting of near surface flaw, it is possible to disposable complete sweeping of big area and look into, and detected result is carried out imaging display.
Below in conjunction with embodiment, the utility model is described in further detail, but a kind of special conformal array eddy current testing device of track switch of the present utility model is not limited to embodiment.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the device schematic diagram of the utility model embodiment.
Fig. 2 is the fixing support of the conformal chain-type in the device of the utility model embodiment bending schematic diagram arbitrarily.
Fig. 3 is the track switch detection schematic diagram of the utility model embodiment.
Fig. 4 is the eddy current signal imaging schematic diagram of the utility model embodiment.
In figure, 1. eddy current inspection probe, 2. micro-magnet block, 3. elastic wire, the 4. fixing support of conformal chain-type, 5. visit bar, 6. handle, 7. probe wire, 8. multichannel swirl imaging detecting instrument, 9. track switch detection faces, C defect shape and trend.
Embodiment
Such as Fig. 1, Fig. 2 is shown embodiment, a kind of special conformal array eddy current testing device of track switch, device comprises multiple eddy current inspection probe 1, multiple micro-magnet block 2, many elastic wires 3, conformal chain-type fixes support 4, visit bar 5, handle 6, probe wire 7, multichannel swirl imaging detecting instrument 8, it is characterized in that: described multiple eddy current inspection probe 1, multiple micro-magnet block 2, many elastic wires 3, wherein, each eddy current inspection probe 1 and micro-magnet block 2 combination are fixing, each group of micro-magnet block 2 combination of eddy current inspection probe 1-is fixed on one end of an elastic wire 3, the other end of each elastic wire 3 is fixed in a chain unit in the fixing support 4 of conformal chain-type, described micro-magnet block 2 has micro-magnetic, the fixing support 4 of described conformal chain-type is made up of multiple chain unit, and the fixing support 4 of conformal chain-type can bend to arbitrary shape on its cross section, and keeps its curved shape constant upon bending, one end of described spy bar 5 is fixed in fixing support 4 one the chain units of conformal chain-type, and the other end visiting bar 5 is fixed with handle 6, multiple eddy current inspection probe 1 is electrically connected with multichannel swirl imaging detecting instrument 8 by probe wire 7.
As shown in Figure 3, a kind of special conformal array eddy current detection method of track switch, comprises the steps,
A. the shape of the fixing support 4 of the conformal chain-type in testing staff's setting device so that it is curved shape is close with track switch plane was seized 9 profile; Elastic wire 3 is when track switch plane was seized 9 profile variations, and the auxiliary eddy current inspection probe micro-magnet block 2 of 1-combines fits with track switch plane was seized 9;
B. the handle 6 in testing staff's hand-held device, the eddy current inspection of the device probe micro-magnet block 2 of 1-is combined end and is placed in track switch plane was seized 9, micro-magnet block 2 will be adsorbed in track switch plane was seized, and track switch plane was seized 9 is close in the detection face of the eddy current inspection probe 1 fixing with the combination of micro-magnet block 2;
C. opening multichannel swirl imaging detecting instrument 8, multichannel swirl imaging detecting instrument 8 encourages multiple eddy current inspection probe 1, and testing staff's hand-held device handle 6, pulls device to move along track switch plane was seized 9; Owing to micro-magnet block 2 has micro-magnetic, therefore when testing staff pulls device to move along track switch plane was seized 9, micro-magnet block 2 ensures that the detection face of the eddy current inspection probe 1 fixing with its combination is close in track switch plane was seized 9 mobile sweeping and looks into, mobile sweep stable in the process of looking into, without rocking and lift-off, simultaneously, micro-magnet block 2 magnetizes track switch plane was seized 9, it is to increase eddy current inspection depth of penetration;
D. device is swept in the process of looking into, the detection signal that multichannel swirl imaging detecting instrument 8 receives multiple eddy current inspection probe 1 collection carries out signal processing, and show, store detected result, judge that track switch detection faces has zero defect and defect shape and moves towards C by eddy current signal imaging and sound and light alarm, as shown in Figure 4.
Above-described embodiment is only used for a kind of special conformal array eddy current testing device of track switch of the present utility model is described further; but invention is not limited to embodiment; every any simple modification, equivalent variations and modification above embodiment done according to technical spirit of the present utility model, all falls in the protection domain of technical solutions of the utility model.
Claims (1)
1. the special conformal array eddy current testing device of track switch, device comprises multiple eddy current inspection probe, multiple micro-magnet block, many elastic wires, conformal chain-type fixes support, visit bar, handle, probe wire, multichannel swirl imaging detecting instrument, it is characterized in that: described multiple eddy current inspection is popped one's head in, multiple micro-magnet block, many elastic wires, wherein, each eddy current inspection probe is fixing with micro-magnet block combination, each group of eddy current inspection probe-micro-magnet block combination is fixed on one end of an elastic wire, the other end of each elastic wire is fixed in a chain unit in the fixing support of conformal chain-type, described micro-magnet block has micro-magnetic, the fixing support of described conformal chain-type is made up of multiple chain unit, and the fixing support of conformal chain-type can bend to arbitrary shape on its cross section, and keeps its curved shape constant upon bending, one end of described spy bar is fixed in the fixing support chain unit of conformal chain-type, and the other end visiting bar is fixed with handle, multiple eddy current inspection probe is electrically connected with multichannel swirl imaging detecting instrument by probe wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521123575.9U CN205280661U (en) | 2015-12-31 | 2015-12-31 | Special shape array eddy current inspection device of fitting of switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521123575.9U CN205280661U (en) | 2015-12-31 | 2015-12-31 | Special shape array eddy current inspection device of fitting of switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205280661U true CN205280661U (en) | 2016-06-01 |
Family
ID=56065227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521123575.9U Withdrawn - After Issue CN205280661U (en) | 2015-12-31 | 2015-12-31 | Special shape array eddy current inspection device of fitting of switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205280661U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105445364A (en) * | 2015-12-31 | 2016-03-30 | 爱德森（厦门）电子有限公司 | Special conformal array eddy current testing device and method for turnout |
| CN106066363A (en) * | 2016-07-28 | 2016-11-02 | 中国铁道科学研究院金属及化学研究所 | A kind of railroad turnout steel rail eddy current conformal detection device |
| CN106093186A (en) * | 2016-08-02 | 2016-11-09 | 中国特种设备检测研究院 | A kind of eddy current array scanning equipment and preparation method thereof |
-
2015
- 2015-12-31 CN CN201521123575.9U patent/CN205280661U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105445364A (en) * | 2015-12-31 | 2016-03-30 | 爱德森（厦门）电子有限公司 | Special conformal array eddy current testing device and method for turnout |
| CN106066363A (en) * | 2016-07-28 | 2016-11-02 | 中国铁道科学研究院金属及化学研究所 | A kind of railroad turnout steel rail eddy current conformal detection device |
| CN106093186A (en) * | 2016-08-02 | 2016-11-09 | 中国特种设备检测研究院 | A kind of eddy current array scanning equipment and preparation method thereof |
| CN106093186B (en) * | 2016-08-02 | 2023-11-10 | 中国特种设备检测研究院 | Vortex array scanning device and manufacturing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205280661U (en) | Special shape array eddy current inspection device of fitting of switch | |
| CN105445364A (en) | Special conformal array eddy current testing device and method for turnout | |
| CN103969343B (en) | Rail examination simulation test apparatus and system thereof | |
| CN105424802A (en) | Ultrasonic guided-wave detecting system for defect of composite insulator and detecting method of ultrasonic guided-wave detecting system | |
| CN105467012B (en) | A kind of method for detecting defective locations on trees radial longitudinal section | |
| CN108508097B (en) | Rail crack monitoring system based on optical fiber ultrasonic guided wave technology | |
| CN109444270A (en) | A kind of electromagnetic acoustic and impulse eddy current compound detection sensor | |
| CN210322898U (en) | Rotary eddy current integrated damage detection device | |
| CN103954696A (en) | Flaw detection simulated test method for steel rail | |
| CN109696480A (en) | A kind of glass fiber compound material acoustic emission source positioning and imaging method based on improvement time reversal algorithm | |
| CN109374748A (en) | Antidirection finding imaging method when acoustic emission source | |
| CN105067048B (en) | A kind of measuring method of the digitlization vortex-shedding meter of anti-vibration interference | |
| CN204302226U (en) | A kind of magnet sensor arrangement detected for magnetic memory two-dimensional | |
| CN205353013U (en) | Ultrasonic wave nondestructive detection system | |
| Chang et al. | A magnetoelectric-ultrasonic multimodal system for synchronous NDE of surface and internal defects in metal | |
| CN103103900B (en) | Rail fastener loose detection method | |
| CN207196096U (en) | Detection inside and outside wall defect distinguishing sensor in pipe leakage | |
| CN205175970U (en) | Rail flange of rail transverse crack scanning apparatus | |
| CN103743818B (en) | Based on the damage diagnosis method of the energy flow chart of ripple and the damage system of enforcement the method | |
| CN204287110U (en) | A kind of interior crossing type three-phase vortex detection probe | |
| CN203479768U (en) | Fold defect reference block | |
| CN203388852U (en) | Magnetic resonance elastography detecting device | |
| CN109142512B (en) | Automatic evaluation device and method for inclined cracks of in-service track | |
| CN205404445U (en) | Pressure vessel head nondestructive test device | |
| CN204359751U (en) | Aluminium alloy bars ultrasonic automatic flaw detection apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160601 Effective date of abandoning: 20190111 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20160601 Effective date of abandoning: 20190111 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160601 Effective date of abandoning: 20190115 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20160601 Effective date of abandoning: 20190115 |