CN2588371Y - Mechanical device adapted for steel rail ultrasonic wave defects detection - Google Patents
Mechanical device adapted for steel rail ultrasonic wave defects detection Download PDFInfo
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- CN2588371Y CN2588371Y CN 02290956 CN02290956U CN2588371Y CN 2588371 Y CN2588371 Y CN 2588371Y CN 02290956 CN02290956 CN 02290956 CN 02290956 U CN02290956 U CN 02290956U CN 2588371 Y CN2588371 Y CN 2588371Y
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- steel rail
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Abstract
The utility model belongs to the technical field of steel rail flaw detection equipment and provides a mechanical device suitable for steel rail ultrasonic flaw detection. The utility model comprises a steel rail guiding mechanism, a steel rail guiding constraining mechanism, an ultrasonic probe, a speed measuring mechanism, a contact coupling probe device, a probe bracket adjusting mechanism and a marking ejecting device. The speed measuring mechanism comprises an encoder, a swing bracket, a swing axis, a support bracket, a cylindrical helical compression spring, a brake block and a measuring wheel. The contact coupling probe device comprises a cylinder, a mounting bolt, an adjusting bolt, a cylindrical helical compression spring, a rock arm, a balance wheel supporting seat, a balance wheel axis, a swing bracket, a transverse swing axis and a probe. The probe bracket adjusting mechanism comprises a transverse moving hand wheel, an elevating hand wheel, a locking screw, an elevating screw rod, a transverse moving screw rod and a mounting bolt. The utility model has the advantages that the length of the flaw detection blind zone is reduced to below 100 mm, the adjustment of the probe is convenient, the work efficiency is improved, and the stability of the steel rail in the process of traveling is improved.
Description
Technical field
The utility model belongs to the rail examination equipment technical field, and a kind of mechanical hook-up that is applicable to steel rail ultrasonic flaw detecting is provided.
Background technology
Transportation by railroad develops to the direction of high speed and heavy loading, and is more and more higher to the product quality requirement of rail.To rail internal soundness before dispatching from the factory detect a flaw be Rail Production enterprise the operation that must take, and the scanning area to rail examination is more and more higher, reach as speed per hour in the 60Kg/m rail technical conditions of 200Km/h Line for Passenger Transportation, require rail head partly to be not less than 70%, the web of the rail partly is not less than 60%.
Ultrasonic detection technology is a kind of of nondestructive examination, has not destroy that tested workpiece, detection speed are fast, the flaw detection cost is low relatively, be easy to realize advantage such as line flaw detection.At present, be widely applied to detection to the rail internal soundness.In the prior art, mechanical hook-up to rail examination has carried out continuous improvement, as Chinese patent application (application number 98123430.5, publication number CN1225453A) a kind of steel rail ultrasonic flaw detecting is disclosed with visiting wheel and failure detector, it is visited wheel and comprises tire and the ultrasonic emitting/reception coupling probe of being made by acoustic window material, slide plate and being used for reduces slide plate and visits friction force between the wheel tyre wall when detecting a flaw device (can be a fluid film, can be that roller or ball are installed on slide plate, can also be other device), the characteristics of this failure detector are, comprise and be used for this device is installed in the fixed mechanism of flaw detection car body and the elevating mechanism that is attached thereto, also comprise described spy wheel, visit wheel and be installed on the described elevating mechanism by the elevating mechanism holder.But still there are some defectives in this device: the coupling probe of design is single, and it is convenient to regulate probe, does not have stabilising arrangement in the rail walking process, fragile spy wheel such as the burr on rail surface, oxide skin.
Summary of the invention
The purpose of this utility model is, a kind of mechanical hook-up that is applicable to steel rail ultrasonic flaw detecting is provided, to overcome the defective that exists in the prior art.
According to the purpose of this utility model, following technical solution is proposed:
A kind of mechanical hook-up that is applicable to steel rail ultrasonic flaw detecting comprises rail guide, rail guiding constraint mechanism, ultrasonic probe, velocity measurement mechanisms, Contact Coupled formula probe apparatus, probe holder adjusting mechanism and nameplate spraying device, it is characterized in that:
Described velocity measurement mechanisms, be tilting mechanism, comprise scrambler, swing span, axis of swing, bearing support, cylindroid helical-coil compression spring, brake block and measuring wheel, scrambler and measuring wheel be coaxial to be installed in the dead eye of swing span, swing span is installed on the bearing support by axis of swing, cylindroid helical-coil compression spring makes upwards swing of swing span, up to the brake axle of measuring wheel through compressing with brake block; Utilize the fifth wheel and the scrambler of a fixed circumference,, input to computing machine, thereby calculate the length that rail is walked, control rising and falling of probe by scrambler with the number of turns that fifth wheel was changeed.
Described Contact Coupled formula probe apparatus, adopt the swing guiding, pneumatic driving structure, comprise cylinder, erection bolt, adjust bolt, cylindroid helical-coil compression spring; rocking arm; escapement supporting base; balancing arbor; swing span; teeter axle and probe; cylinder drives rocking arm around its bolster swing; the escapement supporting base is fixed on the rocking arm by two split pins; two axis of swing are installed on the escapement supporting base; an escapement is respectively installed at the two ends of axis of swing; swing span cooperates with escapement by its fan-shaped roll along trace and is installed on the swinging mounting seat; also can swing on the escapement supporting base around fan-shaped raceway center, popping one's head in is installed on the swing span by the teeter axle.
Described probe holder adjusting mechanism comprises traversing handwheel, lifting handwheel, lock-screw, elevating screw, traversing screw mandrel and erection bolt, and described elevating screw and traversing screw mandrel are orthogonal.
Compared with prior art, device of the present utility model has following obvious advantage:
1, reduced flaw detection blind area length, the blind area is reduced to below the 100mm.
2, regulate probe conveniently, increase work efficiency.
3, rail is walked reliable and stable in the flaw detection process.
Description of drawings
Accompanying drawing 1 is the mechanical device structure synoptic diagram that is applicable to the online UT (Ultrasonic Testing) of rail.
Accompanying drawing 2 (a) and (b) are structural representations of velocity measurement mechanisms.
Accompanying drawing 3 (a) and (b) are structural representations of Contact Coupled formula probe apparatus.
Accompanying drawing 4 is structural representations of probe adjusting mechanism.
Embodiment
Below in conjunction with drawings and Examples technical scheme of the present invention is done further and to be illustrated.
Embodiment
Be applicable to the mechanical hook-up of steel rail ultrasonic flaw detecting, comprise rail guide 4, rail guiding constraint mechanism 5, ultrasonic probe, velocity measurement mechanisms 1, Contact Coupled formula probe apparatus 2, probe holder adjusting mechanism 3 and nameplate spraying device 6.
Described velocity measurement mechanisms 1 is tilting mechanism, comprises scrambler 11, swing span 12, axis of swing 13, bearing support 14, cylindroid helical-coil compression spring 15, brake block 16 and measuring wheel 17; Scrambler 11 and measuring wheel 17 be coaxial to be installed in the dead eye of swing span 12, and swing span 12 is installed on the bearing support by axis of swing 13, and cylindroid helical-coil compression spring 15 makes upwards swing of swing span 12, up to the brake axle of measuring wheel 17 through compressing with brake block 26; Utilize the measuring wheel 17 and the scrambler 11 of a fixed circumference, the number of turns so that measuring wheel 17 is changeed inputs to computing machine by scrambler 11, thereby calculates the length that rail is walked, and controls rising and falling of probe.
Described Contact Coupled formula probe apparatus 2, adopt swing guiding, pneumatic driving structure, comprise cylinder 21, erection bolt 22, adjust bolt 23, cylindroid helical-coil compression spring 24, rocking arm 25, escapement supporting base 26, balancing arbor 27, swing span 28, teeter axle 29 and pop one's head in 20; Cylinder 21 drives rocking arm 25 around its bolster swing, escapement supporting base 26 is fixed on the rocking arm 25 by two split pins, two axis of swing are installed on the escapement supporting base 26, an escapement is respectively installed at the two ends of axis of swing, swing span 28 cooperates with escapement by its fan-shaped roll along trace and is installed on the swinging mounting seat 26, and can on escapement supporting base 26, swing around fan-shaped raceway center, probe 20 is installed on the swing span 28 by the teeter axle.
Described probe holder adjusting mechanism 3 comprises traversing handwheel 31, lifting handwheel 32, lock-screw 33, elevating screw 34, traversing screw mandrel 35 and erection bolt 36; Described elevating screw 34 and traversing screw mandrel 35 are orthogonal.
Claims (1)
1, be applicable to the mechanical hook-up of steel rail ultrasonic flaw detecting, comprise rail guide, rail guiding constraint mechanism, ultrasonic probe, velocity measurement mechanisms, Contact Coupled formula probe apparatus, probe holder adjusting mechanism and nameplate spraying device, it is characterized in that:
Described velocity measurement mechanisms, be tilting mechanism, comprise scrambler, swing span, axis of swing, bearing support, cylindroid helical-coil compression spring, brake block and measuring wheel, scrambler and measuring wheel be coaxial to be installed in the dead eye of swing span, swing span is installed on the bearing support by axis of swing, cylindroid helical-coil compression spring makes upwards swing of swing span, up to the brake axle of measuring wheel through compressing with brake block; Utilize the fifth wheel and the scrambler of a fixed circumference,, input to computing machine, thereby calculate the length that rail is walked, control rising and falling of probe by scrambler with the number of turns that fifth wheel was changeed;
Described Contact Coupled formula probe apparatus, adopt the swing guiding, pneumatic driving structure, comprise cylinder, erection bolt, adjust bolt, cylindroid helical-coil compression spring; rocking arm; escapement supporting base; balancing arbor; swing span; teeter axle and probe; cylinder drives rocking arm around its bolster swing; the escapement supporting base is fixed on the rocking arm by two split pins; two axis of swing are installed on the escapement supporting base; an escapement is respectively installed at the two ends of axis of swing; swing span cooperates with escapement by its fan-shaped roll along trace and is installed on the swinging mounting seat; also can swing on the escapement supporting base around fan-shaped raceway center, popping one's head in is installed on the swing span by the teeter axle;
Described probe holder adjusting mechanism comprises traversing handwheel, lifting handwheel, lock-screw, elevating screw, traversing screw mandrel and erection bolt, and described elevating screw and traversing screw mandrel are orthogonal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02290956 CN2588371Y (en) | 2002-12-13 | 2002-12-13 | Mechanical device adapted for steel rail ultrasonic wave defects detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02290956 CN2588371Y (en) | 2002-12-13 | 2002-12-13 | Mechanical device adapted for steel rail ultrasonic wave defects detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2588371Y true CN2588371Y (en) | 2003-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02290956 Expired - Fee Related CN2588371Y (en) | 2002-12-13 | 2002-12-13 | Mechanical device adapted for steel rail ultrasonic wave defects detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2588371Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100582770C (en) * | 2007-07-05 | 2010-01-20 | 攀钢集团攀枝花钢铁研究院 | Contact type steel rail ultrasonic flaw detecting device |
| CN102889955A (en) * | 2012-10-10 | 2013-01-23 | 北京理工大学 | Simple clamping device for ultrasonic inspection of residual stress of steel rail |
| CN102985817A (en) * | 2010-07-21 | 2013-03-20 | Ge传感与检测技术有限公司 | Feeding device for an ultrasound inspection system |
| CN103063741A (en) * | 2012-12-28 | 2013-04-24 | 瓦房店轴承集团有限责任公司 | Ultrasonic flaw detector for bearing outer rings |
| CN103837599A (en) * | 2012-11-23 | 2014-06-04 | 上海金艺检测技术有限公司 | Contact-type four-channel ultrasonic probe bracket for roller flaw detection |
| CN106078763A (en) * | 2016-07-29 | 2016-11-09 | 苏州高通机械科技有限公司 | A kind of flaw detection grinding machine equipment |
| CN106596730A (en) * | 2017-01-26 | 2017-04-26 | 中国铁道科学研究院 | Wheel detector replacing mechanism, steel rail flaw detection dolly, and online wheel detector replacing method |
| CN107505398A (en) * | 2017-09-30 | 2017-12-22 | 佛山市华鸿铜管有限公司 | The line flaw detection detection means of continuous extruder |
| CN108263419A (en) * | 2018-03-02 | 2018-07-10 | 刘长青 | For the probe flaw detection control device of rail flange of rail bottom surface detection |
| CN109100422A (en) * | 2018-08-27 | 2018-12-28 | 上海市东方海事工程技术有限公司 | Rail examination and video monitoring integrated system based on asynchronous encoder |
| CN111521688A (en) * | 2020-05-29 | 2020-08-11 | 鞍钢股份有限公司 | Square steel combination formula probe landing gear |
-
2002
- 2002-12-13 CN CN 02290956 patent/CN2588371Y/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100582770C (en) * | 2007-07-05 | 2010-01-20 | 攀钢集团攀枝花钢铁研究院 | Contact type steel rail ultrasonic flaw detecting device |
| CN102985817A (en) * | 2010-07-21 | 2013-03-20 | Ge传感与检测技术有限公司 | Feeding device for an ultrasound inspection system |
| CN102889955A (en) * | 2012-10-10 | 2013-01-23 | 北京理工大学 | Simple clamping device for ultrasonic inspection of residual stress of steel rail |
| CN103837599B (en) * | 2012-11-23 | 2018-08-21 | 上海金艺检测技术有限公司 | Contact four-way ultrasonic probe support for roll flaw detection |
| CN103837599A (en) * | 2012-11-23 | 2014-06-04 | 上海金艺检测技术有限公司 | Contact-type four-channel ultrasonic probe bracket for roller flaw detection |
| CN103063741A (en) * | 2012-12-28 | 2013-04-24 | 瓦房店轴承集团有限责任公司 | Ultrasonic flaw detector for bearing outer rings |
| CN103063741B (en) * | 2012-12-28 | 2015-05-27 | 瓦房店轴承集团有限责任公司 | Ultrasonic flaw detector for bearing outer rings |
| CN106078763A (en) * | 2016-07-29 | 2016-11-09 | 苏州高通机械科技有限公司 | A kind of flaw detection grinding machine equipment |
| CN106596730A (en) * | 2017-01-26 | 2017-04-26 | 中国铁道科学研究院 | Wheel detector replacing mechanism, steel rail flaw detection dolly, and online wheel detector replacing method |
| CN106596730B (en) * | 2017-01-26 | 2024-04-30 | 中国铁道科学研究院集团有限公司 | Detection wheel replacement mechanism, steel rail flaw detection trolley and method for online replacement of detection wheel |
| CN107505398A (en) * | 2017-09-30 | 2017-12-22 | 佛山市华鸿铜管有限公司 | The line flaw detection detection means of continuous extruder |
| CN108263419B (en) * | 2018-03-02 | 2023-10-10 | 四川曜诚无损检测技术有限公司 | Probe flaw detection control device for detecting bottom surface of steel rail bottom |
| CN108263419A (en) * | 2018-03-02 | 2018-07-10 | 刘长青 | For the probe flaw detection control device of rail flange of rail bottom surface detection |
| CN109100422A (en) * | 2018-08-27 | 2018-12-28 | 上海市东方海事工程技术有限公司 | Rail examination and video monitoring integrated system based on asynchronous encoder |
| CN109100422B (en) * | 2018-08-27 | 2024-02-13 | 上海市东方海事工程技术有限公司 | Rail flaw detection and video monitoring integrated system based on asynchronous encoder |
| CN111521688A (en) * | 2020-05-29 | 2020-08-11 | 鞍钢股份有限公司 | Square steel combination formula probe landing gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20031126 Termination date: 20100113 |