CN207457143U - Double track ultrasonic flaw detection briquette - Google Patents
Double track ultrasonic flaw detection briquette Download PDFInfo
- Publication number
- CN207457143U CN207457143U CN201720869754.XU CN201720869754U CN207457143U CN 207457143 U CN207457143 U CN 207457143U CN 201720869754 U CN201720869754 U CN 201720869754U CN 207457143 U CN207457143 U CN 207457143U
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- rail
- translot
- flange
- ultrasonic flaw
- flaw detection
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- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
Double track ultrasonic flaw detection briquette, including rail body, it is characterized in that, the rail body cross section is I-shaped, including top plate, web and bottom plate, bottom plate centre is arranged at intervals with flange of rail translot at 3 by preset distance along its length, and using arc-shaped, the width of flange of rail translot uses 0.2~0.3mm for the cross section of the flange of rail translot；Rail Hubei Province position corresponding with flange of rail translot is provided with rail Hubei Province translot at 3 in rail body vertical direction, and using arc-shaped, the width of rail Hubei Province translot uses 0.2~0.3mm for the cross section of described rail Hubei Province translot；The top plate medium position is symmetrically arranged with middle part inclined hole, the beneficial effects of the utility model at 2：The double track ultrasonic flaw detection briquette cost is relatively low, adapts to " double rail type steel rail ultrasonic flaw detecting instrument " standard, effectively carries out ultrasonic examination to double rail type rail.
Description
Technical field
The utility model is related to technical field of nondestructive testing, are in particular a kind of double rail type steel rail ultrasonic flaw detecting instrument
Carry out the test block of instrument calibration.
Background technology
At present, taken the lead by Chinese Railway parent company, Metals ＆ Chemistry Research Institute, Chinese railway
The departments such as infrastructure detection research institute of research institute have formulated " double rail type steel rail ultrasonic flaw detecting instrument standard " jointly, adapt to
The test block of the standard is current urgent problem.
In recent years, the progress of high ferro high speed development and inspection technique, simple manually flaw detection can not meet engineering
The demand of flaw detection, for import large size inspection car lazy weight and it is expensive, miniature hand pulling type flaw detection trolley detection efficiency is low
The problem of lower, to be also suitble to the rail examination pattern of " skylight is repaiied " operation, therefore develop advanced in performance, reasonable price, efficiency
Novel steel rail defect-detecting equipment far above hand propelled flaw detection trolley is the task of top priority.
The content of the invention
To solve the above-mentioned problems, it is relatively low to provide a kind of cost for the utility model, adapts to that " double rail type steel rail ultrasonic is visited
Hinder instrument " the double track ultrasonic flaw detection briquette of standard, the specific technical solution for solving its technical problem is：
The double track ultrasonic flaw detection briquette, including rail body, which is characterized in that the rail body cross section to be I-shaped,
Including top plate, web and bottom plate, bottom plate centre is arranged at intervals with flange of rail translot at 3, institute by preset distance along its length
The cross section of flange of rail translot is stated using arc-shaped, the width of flange of rail translot uses 0.2~0.3mm；In rail body vertical direction with rail
Bottom translot corresponding rail Hubei Province position is provided with rail Hubei Province translot at 3, and the cross section of described rail Hubei Province translot uses arc-shaped, rail Hubei Province translot
Width use 0.2~0.3mm；The top plate medium position is symmetrically arranged with middle part inclined hole at 2, and the middle part inclined hole is using straight
Footpath is 4mm, and depth is the flat-bottom hole of 20mm, and end inclined hole at 2, the rail body are arranged in parallel on one end top plate of the rail body
Other end top plate side on be provided with rail head inclined hole, bolt hole crack, two end webs of the rail body are provided on backplate surface
Medium position is respectively arranged with flange of rail taper hole at 3.
The axis of the middle part inclined hole and the angle of horizontal direction are 26 degree；
The end inclined hole uses a diameter of 4mm, and depth is the folder of the flat-bottom hole of 70~80mm, axis and horizontal direction
Angle is 20~25 degree；
A diameter of 10mm of the flange of rail taper hole.
For the rail head inclined hole for oblique 70 ° probe secondary wave verifications, rail jaw translot is used for oblique 70 ° probe primary wave verifications,
Middle part inclined hole is used for for straight 70 ° probe primary wave verifications, end inclined hole for straight 70 ° probe primary wave verifications, bolt hole crack
37 ° of probe verifications, flange of rail taper hole verify for normal probe, and flange of rail translot verifies for 37 ° of probes, so as to ensure that double rail type
The verification of steel rail ultrasonic flaw detecting instrument.
The beneficial effects of the utility model are：The double track ultrasonic flaw detection briquette cost is relatively low, adapts to " double rail type rail
Supersonic detector " standard effectively carries out ultrasonic examination to double rail type rail.
Description of the drawings
Attached drawing 1 is the structure diagram of the utility model；
Attached drawing 2 is the utility model A-A cross-sectional views；In attached drawing 1：
1. rail head inclined hole, 2. middle part inclined holes, 3. rail jaw translots, 4. end inclined holes, 5. bolt hole cracks, 6. flanges of rail cone
Hole, 7. flange of rail translots, 8. rail bodies.
Specific embodiment
The utility model is described in further detail with reference to attached drawing 1, attached drawing 2, so that the public preferably grasps this practicality newly
The implementation of type, the utility model specific embodiment are：
The double track ultrasonic flaw detection briquette, including rail body 8, which is characterized in that 8 cross section of rail body is I-shaped
Shape, including top plate, web and bottom plate, bottom plate centre is arranged at intervals with flange of rail translot at 3 by preset distance along its length
7, using arc-shaped, the width of flange of rail translot 7 uses 0.2~0.3mm for the cross section of the flange of rail translot 7；8 vertical direction of rail body
Upper that 7 corresponding rail Hubei Province position of flange of rail translot is provided with rail Hubei Province translot 3 at 3, the cross section of described rail Hubei Province translot 3 uses circular arc
Shape, the width of rail Hubei Province translot 3 use 0.2~0.3mm；The top plate medium position is symmetrically arranged with middle part inclined hole 2 at 2, described
Middle part inclined hole 2 uses a diameter of 4mm, and depth is the flat-bottom hole of 20mm, and end at 2 is arranged in parallel on one end top plate of the rail body
Portion's inclined hole 4 is provided with rail head inclined hole 1 on the other end top plate side of the rail body 8, bolt hole crack 5 is provided on backplate surface,
Two end web medium positions of the rail body are respectively arranged with flange of rail taper hole 6 at 3.
The axis of the middle part inclined hole 2 and the angle of horizontal direction are 26 degree；
The end inclined hole 4 uses a diameter of 4mm, and depth is the flat-bottom hole of 70~80mm, axis and horizontal direction
Angle is 20~25 degree；
A diameter of 10mm of the flange of rail taper hole 6.
In use, rail head inclined hole 1, for oblique 70 ° probe secondary wave verifications, rail jaw translot 3 is for oblique 70 ° probe primary waves
Verification, middle part inclined hole 2 split for straight 70 ° probe primary wave verifications, end inclined hole 4 for straight 70 ° probe primary wave verifications, screw hole
Line 5 verifies for 37 ° of probes, and flange of rail taper hole 6 verifies for normal probe, and flange of rail translot 7 verifies for 37 ° of probes, so as to ensure
Verification to double rail type steel rail ultrasonic flaw detecting instrument.
Claims (6)
1. double track ultrasonic flaw detection briquette, including rail body（8）, which is characterized in that the rail body（8）Cross section is I-shaped, bag
Top plate, web and bottom plate are included, bottom plate centre is arranged at intervals with flange of rail translot at 3 by preset distance along its length（7）, institute
State flange of rail translot（7）Cross section use arc-shaped, rail body（8）In vertical direction with flange of rail translot（7）Corresponding rail Hubei Province position
It is provided with rail Hubei Province translot at 3（3）, described rail Hubei Province translot（3）Cross section using arc-shaped, the top plate medium position is symmetrically set
It is equipped with middle part inclined hole at 2（2）, end inclined hole at 2 is arranged in parallel on one end top plate of the rail body（4）, the rail body（8）'s
Other end top plate is provided with rail head inclined hole on side（1）, bolt hole crack is provided on backplate surface（5）, the both ends of the rail body
Web medium position is respectively arranged with flange of rail taper hole at 3（6）.
2. double track ultrasonic flaw detection briquette according to claim 1, it is characterized in that, middle part inclined hole（2）Using a diameter of 4mm,
Depth be 20mm flat-bottom hole, middle part inclined hole（2）Axis and the angle of horizontal direction be 26 degree.
3. double track ultrasonic flaw detection briquette according to claim 1, it is characterized in that, end inclined hole（4）Using a diameter of 4mm,
Depth is the flat-bottom hole of 70~80mm, and the angle of axis and horizontal direction is 20~25 degree.
4. double track ultrasonic flaw detection briquette according to claim 1, it is characterized in that, flange of rail taper hole（6）A diameter of 10mm.
5. double track ultrasonic flaw detection briquette according to claim 1, it is characterized in that, flange of rail translot（7）Width using 0.2~
0.3mm。
6. double track ultrasonic flaw detection briquette according to claim 1, it is characterized in that, rail Hubei Province translot（3）Width using 0.2~
0.3mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720869754.XU CN207457143U (en) | 2017-07-18 | 2017-07-18 | Double track ultrasonic flaw detection briquette |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720869754.XU CN207457143U (en) | 2017-07-18 | 2017-07-18 | Double track ultrasonic flaw detection briquette |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207457143U true CN207457143U (en) | 2018-06-05 |
Family
ID=62248794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720869754.XU Active CN207457143U (en) | 2017-07-18 | 2017-07-18 | Double track ultrasonic flaw detection briquette |
Country Status (1)
| Country | Link |
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| CN (1) | CN207457143U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030636A (en) * | 2018-07-24 | 2018-12-18 | 中铁检验认证中心 | The steel rail ultrasonic detection test block device and detection method of web of the rail welding cable |
| CN112305070A (en) * | 2020-10-23 | 2021-02-02 | 中铁山桥集团有限公司 | Transverse wave ultrasonic detection reference block and detection method for 60AT turnout switch rail |
| CN114184688A (en) * | 2021-11-29 | 2022-03-15 | 中国铁道科学研究院集团有限公司金属及化学研究所 | Ultrasonic detection reference block for in-service steel rail welding joint and sensitivity calibration method |
-
2017
- 2017-07-18 CN CN201720869754.XU patent/CN207457143U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030636A (en) * | 2018-07-24 | 2018-12-18 | 中铁检验认证中心 | The steel rail ultrasonic detection test block device and detection method of web of the rail welding cable |
| CN112305070A (en) * | 2020-10-23 | 2021-02-02 | 中铁山桥集团有限公司 | Transverse wave ultrasonic detection reference block and detection method for 60AT turnout switch rail |
| CN114184688A (en) * | 2021-11-29 | 2022-03-15 | 中国铁道科学研究院集团有限公司金属及化学研究所 | Ultrasonic detection reference block for in-service steel rail welding joint and sensitivity calibration method |
| CN114184688B (en) * | 2021-11-29 | 2023-07-14 | 中国铁道科学研究院集团有限公司金属及化学研究所 | Ultrasonic detection reference block for in-service steel rail welded joint and sensitivity calibration method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210730 Address after: 100089 Building 9, zone 2, No. 2, Daliushu Road, Haidian District, Beijing Patentee after: METALS & CHEMISTRY RESEARCH INSTITUTE OF CHINA ACADEMY OF RAILWAY SCIENCES Corp.,Ltd. Patentee after: BEIJING RAILWELD NEW MATERIAL TECHNOLOGY Co.,Ltd. Patentee after: SHANDONG RUIXIANG MOLD Co.,Ltd. Address before: 272400 No.1, Dongshou, Ruixiang Road, Jining economic and Technological Development Zone, Jining City, Shandong Province Patentee before: SHANDONG RUIXIANG MOLD Co.,Ltd. |
|
| TR01 | Transfer of patent right |