CN210401320U - Ultrasonic wheel type flaw detection device for steel rail - Google Patents
Ultrasonic wheel type flaw detection device for steel rail Download PDFInfo
- Publication number
- CN210401320U CN210401320U CN201920861355.8U CN201920861355U CN210401320U CN 210401320 U CN210401320 U CN 210401320U CN 201920861355 U CN201920861355 U CN 201920861355U CN 210401320 U CN210401320 U CN 210401320U
- Authority
- CN
- China
- Prior art keywords
- wheel
- probe
- rail
- connecting frame
- flaw detector
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
Provided is a rail ultrasonic wheel type flaw detection device, including: a fixed plate attached to a vehicle moving along the rail; the supporting wheel is connected with the fixed plate through a supporting wheel connecting frame and is contacted with the steel rail tread; the first probe wheel and the second probe wheel respectively comprise a leather wheel, coupling liquid sealed in the leather wheel and an acoustic wave transducer arranged in the coupling liquid, and the leather wheel is in pressure contact with a steel rail tread in a rolling friction mode; one end of the first probe wheel connecting frame is connected with the first probe wheel through a first probe wheel supporting shaft, and the other end of the first probe wheel connecting frame is connected to the fixing plate; one end of the second probe wheel connecting frame is connected with the second probe wheel through a second probe wheel supporting shaft, and the other end of the second probe wheel connecting frame is connected to the fixing plate; the rim of the guide wheel is tightly attached to the inner side of the steel rail; a horizontal adjustment mechanism connected with the first and second probe wheels; and the deflection adjusting mechanism is connected with the first detection wheel and the second detection wheel.
Description
Technical Field
The utility model relates to a wheeled flaw detection device of rail ultrasonic wave can be applied to rail ultrasonic wave and visit the car, belongs to rail and visits the car technical field.
Background
Ultrasonic detection is an important mode of nondestructive inspection of the existing steel rail, and has important significance for ensuring the operation safety of a locomotive.
The ultrasonic flaw detector for steel rails mainly has two types, namely a wheel type flaw detector and a sliding shoe type flaw detector. In the moving process of the wheel type flaw detection vehicle, the wheel type flaw detection device inevitably has horizontal or deflection shaking, so that the sound wave angle of the ultrasonic probe deviates from the pre-design, the flaw detection sensitivity is reduced, meanwhile, interference waves are easy to generate, and the flaw detection result is greatly influenced.
Therefore, there is a need to develop an ultrasonic wheel type flaw detector for a rail to solve one or more of the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
In order to solve one or more technical problem among the prior art, the utility model provides a wheeled flaw detection device of rail ultrasonic wave, its characterized in that includes:
a fixed plate attached to a vehicle moving along the rail;
the supporting wheel is connected with the fixed plate through a supporting wheel connecting frame and is contacted with the steel rail tread;
the first probe wheel and the second probe wheel respectively comprise a leather wheel, coupling liquid sealed in the leather wheel and an acoustic wave transducer arranged in the coupling liquid, and the leather wheel is in pressure contact with a steel rail tread in a rolling friction mode;
one end of the first probe wheel connecting frame is connected with the first probe wheel through a first probe wheel supporting shaft, and the other end of the first probe wheel connecting frame is connected to the fixing plate;
one end of the second probe wheel connecting frame is connected with the second probe wheel through a second probe wheel supporting shaft, and the other end of the second probe wheel connecting frame is connected to the fixing plate;
the rim of the guide wheel is tightly attached to the inner side of the steel rail;
a horizontal adjustment mechanism connected with the first and second probe wheels;
and the deflection adjusting mechanism is connected with the first detection wheel and the second detection wheel.
According to the utility model discloses another aspect, the wheeled flaw detection device of rail ultrasonic wave still including being used for the guide the direction slider that the device of detecting a flaw passes through the switch.
According to the utility model discloses another aspect, the wheeled flaw detection device of rail ultrasonic wave still including visiting a round sealing washer.
According to the utility model discloses another aspect, the wheeled flaw detection device of rail ultrasonic wave still include coupling liquid and spray the mouth.
According to the utility model discloses another aspect, the wheeled flaw detection device of rail ultrasonic wave still include the handle.
According to the utility model discloses another aspect, fixed plate formula metal construction as an organic whole.
According to the utility model discloses an on the other hand, be provided with 8 fixed orificess on the fixed plate, rail ultrasonic wheel formula device of detecting a flaw pass through the connecting piece with the fixed orifices with the body coupling of car.
According to the utility model discloses another aspect, set up a plurality of screws on visiting the wheel seal ring.
According to another aspect of the present invention, the horizontal adjustment mechanism and the yaw adjustment mechanism each include a self-locking element.
According to the utility model discloses another aspect, the coupling liquid spraying mouth is 3, sets up respectively in the first round outside of spying, the second is visited the round outside and first and the second is visited in the middle of the round.
Compared with the prior art, the utility model discloses following technological effect has: 1) the utility model adopts a posture adjustment mode of porous fixation and self-locking detection wheels, so that the wheel type detection device is more stable when the double-rail vehicle runs, the detection wheels shake little, and the accuracy of flaw detection is ensured; 2) the utility model discloses two probe wheels can hold more probes, can carry out more pertinence probe angle design to the defect of difference, improve the injury detectable rate.
Drawings
Fig. 1 is a front view of a wheel-type flaw detection apparatus according to a preferred embodiment of the present invention;
fig. 2 is a schematic view of an embodiment in which a wheel-type flaw detection device according to a preferred embodiment of the present invention is provided on a double-track flaw detection vehicle;
fig. 3 is a schematic view of the horizontal adjustment of the probe wheel of the wheel-type flaw detection device according to the present invention;
fig. 4 is a schematic view showing that the probe wheel of the wheel type flaw detection apparatus of the present invention is adjusted in the yaw direction.
Detailed Description
The best mode of the present invention will be described in detail with reference to the accompanying drawings, wherein the detailed description is to be regarded as illustrative in nature and not as restrictive, and various changes and modifications may be made without departing from the spirit and scope of the present invention.
Example 1
Referring to fig. 1-2, the utility model provides a wheeled flaw detection device of rail ultrasonic wave which characterized in that includes:
a fixed plate 11 attached to a vehicle moving along a rail;
a supporting wheel 12 which is connected with the fixing plate 11 through a supporting wheel connecting frame 13 and is contacted with the rail tread;
the first probe wheel and the second probe wheel respectively comprise a leather wheel, coupling liquid sealed in the leather wheel and an acoustic wave transducer arranged in the coupling liquid, and the leather wheel is in pressure contact with a steel rail tread in a rolling friction mode;
a first probe wheel connecting frame 14, one end of which is connected with a first probe wheel 50 through a first probe wheel supporting shaft 15, and the other end of which is connected with the fixing plate 11;
one end of the second probe wheel connecting frame is connected with the second probe wheel 51 through a second probe wheel supporting shaft, and the other end of the second probe wheel connecting frame is connected to the fixing plate 11;
a guide wheel 16, the rim of which clings to the inner side of the steel rail;
a horizontal adjustment mechanism 19 connected to the first and second probe wheels;
and a yaw adjustment mechanism 20 coupled to the first and second probe wheels.
Preferably, the ultrasonic wheel type flaw detection device for the steel rail further comprises a guide slide block 17 for guiding the flaw detection device to pass through a turnout.
Preferably, the steel rail ultrasonic wheel type flaw detection device further comprises a detection wheel sealing ring 22.
Preferably, the ultrasonic wheel type flaw detection device for the steel rail further comprises a coupling liquid spraying port 24.
Preferably, the ultrasonic wheel type flaw detection device for the steel rail further comprises a handle 18.
Preferably, the fixing plate 11 is of a one-piece metal structure.
Preferably, the fixing plate 11 is provided with 8 fixing holes 21, and the rail ultrasonic wheel type flaw detection device is connected with the vehicle body 2 of the vehicle through a connecting piece and the fixing holes.
Preferably, a plurality of screws are arranged on the probe wheel sealing ring.
Preferably, the level adjustment mechanism and the yaw adjustment mechanism each comprise a self-locking element.
Preferably, the number of the coupling liquid spray ports 24 is 3, and the ports are respectively provided outside the first probe wheel 50, outside the second probe wheel 51, and in the middle of the first and second probe wheels.
The utility model discloses a wheeled device of detecting a flaw of rail ultrasonic wave can be applied to double track formula rail and detect the car, and it is stable to visit the wheel operation in the testing process, rocks for a short time, and the rate of damage detection is high.
Example 2
Preferably, the utility model also provides a wheeled flaw detection device of rail ultrasonic wave. Fig. 1 is a front view of the wheel-type flaw detection device of the present invention, and fig. 2 is a schematic view of an embodiment of the wheel-type flaw detection device of the present invention on a dual-track flaw detection vehicle.
Preferably, the rail ultrasonic wheel type flaw detection device comprises a fixing plate 11, a supporting wheel 12, a supporting wheel connecting frame 13, a detection wheel connecting frame 14, a detection wheel supporting shaft 15, a guide wheel 16, a guide sliding block 17, a lifting handle 18, a horizontal adjusting mechanism 19, a deflection adjusting mechanism 20, a fixing hole 21, a detection wheel sealing ring 22 and a coupling water spraying nozzle 24. The yaw adjustment mechanism 20 has a central axis 23.
Preferably, the device of the present invention comprises two probe wheels 50 and 51, which can simultaneously detect a rail. Compare in single spy wheel technique, the utility model discloses two spy wheels can hold more probes, can carry out more pertinence probe angle design to the defect of difference, have improved efficiency of detecting a flaw and the rate of detection of damage.
Preferably, the fixing plate 11 is of a one-piece metal structure, and carries the whole probe carriage, and the flaw detection device is connected with the flaw detection vehicle body 2 through the fixing hole 21 and a connecting member such as a bolt. In order to increase the stability of the device when the vehicle body moves, 8 fixing holes are adopted, and the diameter of the holes is preferably 8-10 mm.
Preferably, the rim of the guide wheel 16 is tightly attached to the inner side of the rail, so that the whole device is tightly attached to the rail, and meanwhile, the two probe wheels are kept in the middle of the tread of the rail. When the flaw detection vehicle passes through a steel rail turnout, the guide slide block 17 is required to fill the gap and guide the flaw detection device to pass through.
Preferably, the supporting wheel 12 contacts with the tread of the steel rail 4, so that the probe wheel frame 1 and the steel rail 4 keep a proper height, and particularly, the two probe wheels 50 and 51 form proper and stable pressure contact with the tread of the steel rail, thereby ensuring that the probe wheels and the tread of the steel rail form a stable plane coupling area, avoiding the attenuation of ultrasonic waves and ensuring the flaw detection accuracy. The supporting wheels 12 are connected with the fixed plate 11 and the vehicle body 2 through a supporting wheel connecting frame 13.
Preferably, the probe wheels 50 and 51 are connected to the fixed plate 11 through the probe wheel connecting frame 14. The probe wheels 50 and 51 can be detached independently and are convenient to use. As the travel wheels rotate, the probe wheels 50 and 51 rotate about the probe wheel support shaft 15. The probe wheels 50 and 51 are sealed with a sealing ring 22, which contains a plurality of screws to enhance the sealing strength.
Preferably, the horizontal offset or yaw angle of the probe wheel 50 or 51 is fine-tuned to maintain the flaw detection effect as the tread condition or rail profile of the rail changes. The utility model discloses a horizontal adjustment mechanism and beat adjustment mechanism utilize step motor drive, realize visiting the wheel about with the regulation of two degrees of freedom of beat. In particular, in order to ensure that the posture of the fine-tuning rear probe wheel is fixed and does not deflect or displace in motion, the two adjusting mechanisms have self-locking functions. When the deflection adjusting mechanism adjusts the inclination angle of the probe wheel, the probe wheel rotates around the central shaft 23 of the deflection mechanism.
Preferably, the device of the present invention employs three coupling water nozzles respectively disposed outside the probe wheels 50 and 51 and in the middle of the probe wheels 50 and 51, so as to ensure good coupling effect of the probe wheels regardless of the direction of movement of the device.
Preferably, the two ends of the whole flaw detection device are respectively provided with a handle 18, so that flaw detection personnel can conveniently carry and install the flaw detection device.
Preferably, FIG. 3 is a schematic diagram of adjustment of the horizontal direction of the probe wheel, 31 is the horizontal center line of the probe wheel, 32 is the probe wheel, 33 is the center line of the cross section of the steel rail, 34 is the steel rail, after the horizontal adjustment mechanism is adjusted, L is the distance of the horizontal center line of the probe wheel from the center line of the cross section of the steel rail, FIG. 4 is a schematic diagram of adjustment of the swing direction of the probe wheel, 41 is the horizontal center line of the probe wheel, 42 is the probe wheel, 43 is the center line of the cross section of the steel rail, 44 is the steel rail, 43 is on the longitudinal section of the steel rail, and α is the angle of the horizontal center line of.
Preferably, fig. 2 shows an embodiment of the apparatus of the present invention in a dual-track type flaw detection vehicle. 1 does the utility model discloses wheeled flaw detection device, 2 are double track formula flaw detection car automobile body, and 3 are the walking wheel, and 4 are the rail tread. In this embodiment, there is one carriage 1 for both the inboard and outboard rails. Each probe wheel carrier comprises two probe wheels 50 and 51, the two probe wheels detect one steel rail, and the two sides of the probe wheels detect two steel rails by four probe wheels.
Compared with the prior art, the utility model discloses following technological effect has: 1) the utility model adopts a posture adjustment mode of porous fixation and self-locking detection wheels, so that the wheel type detection device is more stable when the double-rail vehicle runs, the detection wheels shake little, and the accuracy of flaw detection is ensured; 2) the utility model discloses two probe wheels can hold more probes, can carry out more pertinence probe angle design to the defect of difference, improve the injury detectable rate.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A wheel type flaw detection device of rail ultrasonic wave, characterized by including:
a fixed plate attached to a vehicle moving along the rail;
the supporting wheel is connected with the fixed plate through a supporting wheel connecting frame and is contacted with the steel rail tread;
the first probe wheel and the second probe wheel respectively comprise a leather wheel, coupling liquid sealed in the leather wheel and an acoustic wave transducer arranged in the coupling liquid, and the leather wheel is in pressure contact with a steel rail tread in a rolling friction mode;
one end of the first probe wheel connecting frame is connected with the first probe wheel through a first probe wheel supporting shaft, and the other end of the first probe wheel connecting frame is connected to the fixing plate;
one end of the second probe wheel connecting frame is connected with the second probe wheel through a second probe wheel supporting shaft, and the other end of the second probe wheel connecting frame is connected to the fixing plate;
the rim of the guide wheel is tightly attached to the inner side of the steel rail;
a horizontal adjustment mechanism connected with the first and second probe wheels; and
and the deflection adjusting mechanism is connected with the first detection wheel and the second detection wheel.
2. A rail ultrasonic wheel-type flaw detector according to claim 1 further comprising a guide block for guiding the flaw detector through a switch.
3. A rail ultrasonic wheel flaw detector according to claim 1 or 2 further comprising a probe wheel sealing ring.
4. A rail ultrasonic wheel flaw detector according to claim 3 further comprising a coupling liquid spray port.
5. The ultrasonic wheel-type flaw detection device for steel rails according to claim 4, further comprising a handle.
6. A rail ultrasonic wheel flaw detector according to claim 5 in which the fixing plate is of unitary metal construction.
7. A rail ultrasonic wheel type flaw detector according to claim 5, wherein 8 fixing holes are provided in the fixing plate, and the rail ultrasonic wheel type flaw detector is connected to the vehicle body of the vehicle through the connecting member and the fixing holes.
8. A rail ultrasonic wheel flaw detector according to claim 7 in which a plurality of screws are provided on the probe wheel sealing ring.
9. A rail ultrasonic wheel flaw detector according to claim 7 in which the level adjustment means and the yaw adjustment means each comprise a self-locking element.
10. A rail ultrasonic wheel type flaw detector according to claim 4 in which the number of the coupling liquid spray ports is 3, and the ports are provided outside the first probe wheel, outside the second probe wheel, and in the middle of the first and second probe wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920861355.8U CN210401320U (en) | 2019-06-04 | 2019-06-04 | Ultrasonic wheel type flaw detection device for steel rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920861355.8U CN210401320U (en) | 2019-06-04 | 2019-06-04 | Ultrasonic wheel type flaw detection device for steel rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210401320U true CN210401320U (en) | 2020-04-24 |
Family
ID=70348444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920861355.8U Expired - Fee Related CN210401320U (en) | 2019-06-04 | 2019-06-04 | Ultrasonic wheel type flaw detection device for steel rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210401320U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113619622A (en) * | 2021-07-30 | 2021-11-09 | 江西日月明测控科技股份有限公司 | Auxiliary guiding device and rail inspection equipment |
| CN113804757A (en) * | 2020-06-11 | 2021-12-17 | 北京新科启源科技有限公司 | Automatic flaw detector |
| WO2022213509A1 (en) * | 2021-04-07 | 2022-10-13 | 华南理工大学 | Combined-wheel-type movable ultrasonic structure detection device and detection method |
-
2019
- 2019-06-04 CN CN201920861355.8U patent/CN210401320U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113804757A (en) * | 2020-06-11 | 2021-12-17 | 北京新科启源科技有限公司 | Automatic flaw detector |
| CN113804757B (en) * | 2020-06-11 | 2023-10-17 | 北京新科启源科技有限公司 | Automatic flaw detector |
| WO2022213509A1 (en) * | 2021-04-07 | 2022-10-13 | 华南理工大学 | Combined-wheel-type movable ultrasonic structure detection device and detection method |
| CN113619622A (en) * | 2021-07-30 | 2021-11-09 | 江西日月明测控科技股份有限公司 | Auxiliary guiding device and rail inspection equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210401320U (en) | Ultrasonic wheel type flaw detection device for steel rail | |
| US4044594A (en) | Ultrasonic track testing carriage | |
| ES2404354T3 (en) | Procedure and apparatus for ultrasonic on-site inspection of a railroad track | |
| JP3357217B2 (en) | measuring device | |
| JPH10160713A (en) | Ultrasonic device for detecting and/or measuring internal defect of rail | |
| CN204575595U (en) | Hand roller formula steel-plate ultrasound wave inspection car | |
| CN110412131A (en) | A kind of steel rail ultrasonic flaw detecting scanning equipment | |
| CN210742199U (en) | Ultrasonic flaw detection vehicle for steel rail | |
| CN208888192U (en) | A kind of centering body and the double track ultrasonic flaw detection robot using this centering body | |
| CN211567943U (en) | Balancing mechanism of rail inspection trolley | |
| CN111874020B (en) | Changeable rail mounted of frame structure formula overhauls dolly | |
| JP4236847B2 (en) | Towed track inspection vehicle | |
| CN208855644U (en) | The centralising device of rail examination module | |
| CN210427454U (en) | Ultrasonic rail flaw detection vehicle with insulation device | |
| CN113252792B (en) | Combined wheel type mobile ultrasonic structure detection device and detection method | |
| CN113791142B (en) | Rail weld detection device for rail transit fault diagnosis | |
| CN215944572U (en) | Bridging structure of double-track flaw detector | |
| CN107356676B (en) | Flaw detection device for grooved rail | |
| CN219016196U (en) | Double-detection wheel device of flaw detection vehicle | |
| RU2309077C2 (en) | Bogie-carrier | |
| CN207281006U (en) | Groove profile rail failure detector | |
| CN209745273U (en) | Four-wheel inclinometer for preventing guide wheel from derailing | |
| US2336079A (en) | Ballast working apparatus | |
| GB985942A (en) | Means for ultrasonic inspection of rails | |
| CN112014463A (en) | Steel rail acoustic flaw detection system and flaw detection method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200424 Termination date: 20210604 |