CN108107117A - A kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle - Google Patents
A kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle Download PDFInfo
- Publication number
- CN108107117A CN108107117A CN201711464783.9A CN201711464783A CN108107117A CN 108107117 A CN108107117 A CN 108107117A CN 201711464783 A CN201711464783 A CN 201711464783A CN 108107117 A CN108107117 A CN 108107117A
- Authority
- CN
- China
- Prior art keywords
- wheel
- plate
- type steel
- ultrasonic flaw
- detecting vehicle
- 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.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
- G01N29/265—Arrangements for orientation or scanning by relative movement of the head and the sensor by moving the sensor relative to a stationary material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D15/00—Other railway vehicles, e.g. scaffold cars; Adaptations of vehicles for use on railways
- B61D15/08—Railway inspection trolleys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
- B61K9/08—Measuring installations for surveying permanent way
- B61K9/10—Measuring installations for surveying permanent way for detecting cracks in rails or welds thereof
Abstract
The invention provides a kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle, including probe unit, connection unit and fixed plate；Connection unit, the first rotating shaft being vertically arranged by the center are rotatably arranged in fixed plate；Probe unit includes two guide wheels and one and visits wheel, and two guide wheels are rotatably installed on wheel bracket, visits to take turns to be rotatably installed in and visit on wheel support, visits wheel support left and right ends and be mounted on respectively by the second shaft on wheel bracket.A kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle described in the invention, visit the swinging structure for being equipped between wheel support and wheel bracket and being swung around the second shaft axis, it visits and axial follower is equipped between wheel support and connection unit, the follower structure around first rotating shaft axis oscillating is equipped between connection unit and fixed plate, no matter rail straight way or turn when, guide wheel can all be close to rail medial surface, and visiting wheel can all be close to rail surface, thus be detected the defects of completion rail.
Description
Technical field
The invention belongs to steel rail flaw detection technology field, more particularly, to a kind of double rail type steel rail ultrasonic flaw detecting vehicle
Wheel seach unit follower.
Background technology
At present, the use of the equipment of wheel seach unit is large-scale rail-defect detector car or artificial hand push flaw detection trolley on railway, and
It is self-powered, flexibly easily on double rail type steel rail ultrasonic flaw detecting vehicle there are no the mechanism of preferable fixation wheel seach unit,
It can ensure that guide wheel is all stablizing fitting rail side by straight way or bend.
The content of the invention
In view of this, the invention is directed to a kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle
Structure, to solve the problems, such as installation fixation and stable operation of the probe wheel on double rail type steel rail ultrasonic flaw detecting instrument.
In order to achieve the above objectives, the technical solution of the invention is realized in：
A kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle, including the spy set gradually from front to back
Survey unit, connection unit and fixed plate；Meet：
Connection unit, the first rotating shaft being vertically arranged by the center are rotatably arranged in fixed plate, and its left and right two
End is connected respectively by the first elastic element with fixed plate；
Probe unit includes two guide wheels and one and visits wheel, visits wheel and is located between two guide wheels, and visits wheel and guide wheel centering, and two
A guide wheel is rotatably installed on wheel bracket respectively, is visited wheel and is rotatably installed on spy wheel support, visits wheel support left and right ends
It is mounted on respectively by horizontally disposed second shaft on wheel bracket, two the second shafts are concentric and set with spy wheel centering
It puts, visits to be equipped between wheel support and wheel bracket and visit wheel swing regulation mechanism；
Wheel bracket left and right ends are connected respectively by horizontally disposed second elastic element with connection unit, the second elasticity
Element elastic direction and guide wheel axle center are set in the same direction.
Further, the connection unit includes one for the link connected with fixed plate and link or so two
Stent that end is set respectively, for connecting wheel bracket, probe unit are arranged between two stents, second elastic element
It is arranged between wheel bracket and stent, is slidably connected between each stent and link by vertical sliding pair, while each
Compression spring is equipped between cradle top surface and link.
Further, a horizontal sliding pair, water are additionally provided between the left and right both ends of the wheel bracket and corresponding stent
Flat sliding pair sliding block moving direction and guide wheel axle center are set in the same direction.
Further, the wheel swing regulation mechanism of visiting includes an electric pushrod, the electric pushrod push rod and spy wheel axle center
It sets in the same direction, which, which is hinged on, visits on wheel support, and the other end is hinged on wheel bracket.
Further, the wheel support of visiting is equipped with the adjusting mechanism that wheel pressure is visited for adjustment, including level and just
To the first plate and the second plate of setting, first plate is mounted on cradle top, and the second plate is located at immediately below the first plate, the spy
Wheel is rotatably connected on the second plate, and the first plate is threaded with adjustment bolt, and adjustment bolt bottom is mounted on by turntable bearing
On second plate.
Further, the lead that guiding is moved up and down to the second plate is equipped between first plate and the second plate.
Further, first elastic element is gas spring, which is hinged in fixed plate, the other end
It is hinged on link unit.
Further, second elastic element is gas spring.
Compared with the prior art, the wheel seach unit of double rail type steel rail ultrasonic flaw detecting vehicle described in the invention a kind of with
Motivation structure has the advantage that：
A kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle described in the invention visits wheel support
The swinging structure swung around the second shaft axis is equipped between wheel bracket, is visited between wheel support and connection unit equipped with axial servo-actuated
Mechanism is equipped with the follower structure around first rotating shaft axis oscillating between connection unit and fixed plate, realize and visit wheel with driving trolley edge
Rail movement is when detect steel rail ultrasonic, no matter rail straight way or during turning, the guide wheel of probe unit can be all close in rail
Side, visiting wheel can all be close to rail surface, thus be detected the defects of completion rail.
Description of the drawings
The attached drawing for forming the part of the invention is used for providing further understanding the invention, present invention wound
The schematic description and description made does not form the improper restriction to the invention for explaining the invention.
In attached drawing：
Fig. 1 is a kind of wheel seach unit follower stereoscopic schematic diagram of double rail type steel rail ultrasonic flaw detecting vehicle；
Fig. 2 is a kind of wheel seach unit follower front view of double rail type steel rail ultrasonic flaw detecting vehicle；
Fig. 3 is a kind of wheel seach unit follower top view of double rail type steel rail ultrasonic flaw detecting vehicle；
Fig. 4 is a kind of wheel seach unit follower left view of double rail type steel rail ultrasonic flaw detecting vehicle；
Reference sign：
1- fixed plates；2- links；
The first elastic elements of 3-；4- compresses spring；
5- stents；6- visits wheel support；
The first plates of 61-；The second plates of 62-；
7- wheel brackets；The horizontal sliding pairs of 8-；
9- first rotating shafts；10- guide wheels；
11- visits wheel；The second elastic elements of 12-；
13- vertical sliding pairs；14- electric pushrods；
15- adjustment bolts；16- leads；
The second shafts of 17-.
Specific embodiment
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the invention can
To be mutually combined.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instructions such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the invention and simplifies description rather than instruction
Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For the limitation to the invention.In addition, term " first ", " second " etc. are only used for description purpose, and it is not intended that instruction
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can express or implicitly include one or more this feature.In the description of the invention, unless separately
It is described, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the invention
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the invention.
The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments creates.
As shown in Figs 1-4, a kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle, including from front to back
Probe unit, connection unit and the fixed plate 1 set gradually, in use, fixed plate 1 and flaw detection driving trolley are affixed；Meet：
Connection unit, including a link 2, which is respectively equipped with a stent 5, and link 2 passes through it
The first rotating shaft 9 and fixed plate 1 that vertical direction is set at center are rotatablely connected, which passes through one the respectively
One elastic element 3 and fixed plate 1 connect, and in the present embodiment, the first elastic element 3 is gas spring structure, which cuts with scissors
It is connected in fixed plate 1, the other end is hinged on link 2, each stent 5 is slided by vertical sliding pair 13 and link 2
Dynamic to connect, in the present embodiment, vertical sliding pair 13 includes the slide bar being vertically arranged on link and is slidably connected at the slide bar
On sliding block, stent 5 connects with sliding block, realizes that stent 5 can be slided up and down with respect to link 2, meanwhile, each stent 5 pushes up
Compression spring 4 is equipped between face and link 2, ensures the precompression downward to stent 5；
Probe unit is arranged between two stents 5, and wheel 11 is visited including two guide wheels 10 and one, is visited wheel 11 and is located at two guide wheels
Between 10, and spy wheel 11 and 10 centering of guide wheel, two guide wheels 10 are rotatably installed in respectively on wheel bracket 7, visit 11 turns of wheel
Dynamic be mounted on is visited on wheel support 6, visits 6 left and right ends of wheel support and is mounted on guide wheel by horizontally disposed second shaft 17 respectively
On stent 7, two the second shafts 17 it is concentric and and visit 11 centerings of wheel and set, visit be equipped between wheel support 6 and wheel bracket 7 it is electronic
Push rod 14,14 push rod direction of electric pushrod is identical with 11 direction of axis line of wheel are visited, which is hinged on spy wheel branch
On frame 6, the other end is hinged on wheel bracket 7, by the electric pushrod to visiting the progress that swings when wheel 1 advances along rail
It adjusts, the design of the second shaft 17 and electric pushrod 14 ensures to visit wheel surface and rail surface compactness；Wheel bracket 7 or so two
End is connected respectively by horizontally disposed second elastic element 12 and corresponding stent 5, in 10 motion process of guide wheel, the
Under the action of two elastic elements 12, it is close to rail medial surface always, in the present embodiment, second elastic element 12 is gas spring
Structure.
In the present embodiment, a horizontal slip is additionally provided between the 7 left and right both ends of wheel bracket and corresponding stent 5
Pair 8 is slided, and horizontal 8 sliding block moving direction of sliding pair and 10 axle center of guide wheel are set in the same direction.Guide wheel 10 is in the second elastic element 12
Under effect, pass through horizontal 8 synchronizing moving of sliding pair.
In the present embodiment, it is described visit wheel support 6 be equipped with for adjust visit wheel pressure adjusting mechanism, include level and
The first plate 61 and the second plate 62 that face is set, first plate 61 are mounted on 6 top of stent, and the second plate 62 is located at the first plate 61
Underface, the wheel 11 of visiting are rotatably connected on the second plate 62, and the first plate 61 is threaded with adjustment bolt 15, adjustment bolt 15
Bottom is mounted on by turntable bearing on the second plate 62；It realizes that the second plate 62 moves up and down by adjusting adjustment bolt, and then adjusts
The whole crush for visiting wheel 11 and Rail Surface；In order to ensure linearity that the second plate 62 moves up and down, first plate 61 and
The lead 16 that guiding is moved up and down to the second plate 62 is equipped between two plates 62, lead 16 is arranged on the second plate 62, the first plate
61 be equipped with and 16 corresponding pilot hole of lead, lead swap out pilot hole setting, when the second plate 6 moves up and down, lead 16
It is moved up and down with along pilot hole.
The foregoing is merely the preferred embodiments of the invention, are not intended to limit the invention creation, all at this
Within the spirit and principle of innovation and creation, any modifications, equivalent replacements and improvements are made should be included in the invention
Protection domain within.
Claims (8)
1. a kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle, it is characterised in that：Including from front to back according to
Probe unit, connection unit and the fixed plate (1) of secondary setting；Meet：
Connection unit, the first rotating shaft being vertically arranged by the center (9) is rotatably arranged in fixed plate (1), and its left and right
Both ends are connected respectively by the first elastic element (3) and fixed plate (1)；
Probe unit includes two guide wheels (10) and one and visits wheel (11), visits wheel (11) and is located between two guide wheels (10), and visits wheel
(11) it is rotatably installed in respectively on wheel bracket (7) with guide wheel (10) centering, two guide wheels (10), visits wheel (11) and rotate peace
Mounted in visiting on wheel support (6), spy wheel support (6) left and right ends are mounted on respectively by horizontally disposed second shaft (17) leads
On wheel support (7), two the second shafts (17) are concentric and set with spy wheel (11) centering, visit wheel support (6) and wheel bracket
(7) it is equipped between and visits wheel swing regulation mechanism；
Wheel bracket (7) left and right ends are connected respectively by horizontally disposed second elastic element (12) with connection unit, and second
Elastic element (12) elasticity direction and guide wheel (10) axle center are set in the same direction.
2. a kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle according to claim 1, feature
It is：The connection unit includes one and is used for and the link (2) of fixed plate (1) connection and link (2) left and right ends point
It is not setting, for connecting the stent of wheel bracket (7) (5), probe unit is arranged between two stents (5), second bullet
Property element (12) is arranged between wheel bracket (7) and stent (5), passes through vertical sliding between each stent (5) and link (2)
Secondary (13) are slidably connected, while compression spring (4) is equipped between each stent (5) top surface and link (2).
3. a kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle according to claim 2, feature
It is：A horizontal sliding pair (8) is additionally provided between the left and right both ends of wheel bracket (7) and corresponding stent (5), it is horizontal
Sliding pair sliding block moving direction and guide wheel (10) axle center are set in the same direction.
4. a kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle according to claim 1 or 2 or 3,
It is characterized in that：The wheel swing regulation mechanism of visiting includes an electric pushrod (14), and electric pushrod (14) push rod and spy are taken turns
(11) axle center is set in the same direction, which, which is hinged on, visits on wheel support (6), and the other end is hinged on wheel bracket
(7) on.
5. a kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle according to claim 4, feature
It is：The wheel support (6) of visiting is equipped with to adjust the adjusting mechanism for visiting wheel pressure, includes the of the setting of horizontal and face
One plate (61) and the second plate (62), first plate (61) are mounted at the top of stent (6), and the second plate (62) is located at the first plate (61)
Underface, the wheel (11) of visiting are rotatably connected on the second plate (62), and the first plate (61) is threaded with adjustment bolt (15), adjusts
Whole bolt (15) bottom is mounted on by turntable bearing on the second plate (62).
6. a kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle according to claim 5, feature
It is：The lead (16) that guiding is moved up and down to the second plate (62) is equipped between first plate (61) and the second plate (62).
7. a kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle according to claim 1, feature
It is：First elastic element (3) is gas spring, which is hinged in fixed plate (1), and the other end is hinged on
On link unit.
8. a kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle according to claim 1, feature
It is：Second elastic element (12) is gas spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711464783.9A CN108107117A (en) | 2017-12-28 | 2017-12-28 | A kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711464783.9A CN108107117A (en) | 2017-12-28 | 2017-12-28 | A kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108107117A true CN108107117A (en) | 2018-06-01 |
Family
ID=62214403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711464783.9A Pending CN108107117A (en) | 2017-12-28 | 2017-12-28 | A kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle |
Country Status (1)
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| CN (1) | CN108107117A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109353371A (en) * | 2018-12-12 | 2019-02-19 | 湖大海捷(湖南)工程技术研究有限公司 | A kind of contactless contour detecting device of all automatic rail |
| CN109521097A (en) * | 2018-12-29 | 2019-03-26 | 天津精益铁安机电技术有限公司 | A kind of wheel seach unit follower for double rail type steel rail ultrasonic flaw detecting instrument |
| CN110057919A (en) * | 2019-04-11 | 2019-07-26 | 浙江大学滨海产业技术研究院 | A kind of ultrasound detection vehicle and visit wheel follower secure mounting arrangements |
| CN110667642A (en) * | 2019-10-17 | 2020-01-10 | 东莞理工学院 | Rail weld detection device for rail transit fault diagnosis |
| CN111855805A (en) * | 2020-07-31 | 2020-10-30 | 广东汕头超声电子股份有限公司 | Multifunctional unmanned double-track flaw detection vehicle |
| CN115973220A (en) * | 2022-12-02 | 2023-04-18 | 北京新科启源科技有限公司 | Automatic centering device for flaw detection wheel of rail flaw detector and rail flaw detection vehicle |
| CN116039696A (en) * | 2022-11-22 | 2023-05-02 | 北京新科启源科技有限公司 | Steel rail ultrasonic wheel type detection wheel assembly with automatic centering function and flaw detection vehicle |
| CN116297871A (en) * | 2023-05-22 | 2023-06-23 | 西南石油大学 | Single ultrasonic transducer wheel type probe capable of continuously changing incidence angle |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102275541A (en) * | 2011-05-31 | 2011-12-14 | 江苏文光车辆附件有限公司 | Electromagnetic induction follow-up steering mechanism for automobile |
| CN202230059U (en) * | 2011-09-28 | 2012-05-23 | 上海铁路局科学技术研究所 | Double-rail automatic flaw detection system |
| CN104354718A (en) * | 2014-11-04 | 2015-02-18 | 上海市东方海事工程技术有限公司 | Servo centering device of rail flaw detection robot |
| CN205074784U (en) * | 2015-11-03 | 2016-03-09 | 山东共达电声股份有限公司 | Transposition becomes angle platform |
| CN106370113A (en) * | 2016-11-01 | 2017-02-01 | 合肥超科电子有限公司 | Water wheel offset detection device, automatic alignment device and water wheel support |
| CN206114598U (en) * | 2016-11-01 | 2017-04-19 | 合肥超科电子有限公司 | Rail -defect detector car wheel type probe support |
| CN206317834U (en) * | 2016-12-27 | 2017-07-11 | 广东汕头超声电子股份有限公司 | A kind of wheel seach unit frame that rail-defect detector car is walked applied to double railway self-propelled |
| CN207636545U (en) * | 2017-12-28 | 2018-07-20 | 天津精益铁安机电技术有限公司 | A kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle |
-
2017
- 2017-12-28 CN CN201711464783.9A patent/CN108107117A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102275541A (en) * | 2011-05-31 | 2011-12-14 | 江苏文光车辆附件有限公司 | Electromagnetic induction follow-up steering mechanism for automobile |
| CN202230059U (en) * | 2011-09-28 | 2012-05-23 | 上海铁路局科学技术研究所 | Double-rail automatic flaw detection system |
| CN104354718A (en) * | 2014-11-04 | 2015-02-18 | 上海市东方海事工程技术有限公司 | Servo centering device of rail flaw detection robot |
| CN205074784U (en) * | 2015-11-03 | 2016-03-09 | 山东共达电声股份有限公司 | Transposition becomes angle platform |
| CN106370113A (en) * | 2016-11-01 | 2017-02-01 | 合肥超科电子有限公司 | Water wheel offset detection device, automatic alignment device and water wheel support |
| CN206114598U (en) * | 2016-11-01 | 2017-04-19 | 合肥超科电子有限公司 | Rail -defect detector car wheel type probe support |
| CN206317834U (en) * | 2016-12-27 | 2017-07-11 | 广东汕头超声电子股份有限公司 | A kind of wheel seach unit frame that rail-defect detector car is walked applied to double railway self-propelled |
| CN207636545U (en) * | 2017-12-28 | 2018-07-20 | 天津精益铁安机电技术有限公司 | A kind of wheel seach unit follower of double rail type steel rail ultrasonic flaw detecting vehicle |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109353371A (en) * | 2018-12-12 | 2019-02-19 | 湖大海捷(湖南)工程技术研究有限公司 | A kind of contactless contour detecting device of all automatic rail |
| CN109353371B (en) * | 2018-12-12 | 2023-11-10 | 湖南高创海捷工程技术有限公司 | Full-automatic steel rail non-contact profile detection device |
| CN109521097A (en) * | 2018-12-29 | 2019-03-26 | 天津精益铁安机电技术有限公司 | A kind of wheel seach unit follower for double rail type steel rail ultrasonic flaw detecting instrument |
| CN110057919A (en) * | 2019-04-11 | 2019-07-26 | 浙江大学滨海产业技术研究院 | A kind of ultrasound detection vehicle and visit wheel follower secure mounting arrangements |
| CN110667642A (en) * | 2019-10-17 | 2020-01-10 | 东莞理工学院 | Rail weld detection device for rail transit fault diagnosis |
| CN110667642B (en) * | 2019-10-17 | 2020-09-04 | 南京城铁信息技术有限公司 | Rail weld detection device for rail transit fault diagnosis |
| CN111855805B (en) * | 2020-07-31 | 2023-03-24 | 广东汕头超声电子股份有限公司 | Multifunctional unmanned double-track flaw detection vehicle |
| CN111855805A (en) * | 2020-07-31 | 2020-10-30 | 广东汕头超声电子股份有限公司 | Multifunctional unmanned double-track flaw detection vehicle |
| CN116039696A (en) * | 2022-11-22 | 2023-05-02 | 北京新科启源科技有限公司 | Steel rail ultrasonic wheel type detection wheel assembly with automatic centering function and flaw detection vehicle |
| CN116039696B (en) * | 2022-11-22 | 2024-01-30 | 北京新科启源科技有限公司 | Steel rail ultrasonic wheel type detection wheel assembly with automatic centering function and flaw detection vehicle |
| CN115973220A (en) * | 2022-12-02 | 2023-04-18 | 北京新科启源科技有限公司 | Automatic centering device for flaw detection wheel of rail flaw detector and rail flaw detection vehicle |
| CN115973220B (en) * | 2022-12-02 | 2023-11-14 | 北京新科启源科技有限公司 | Automatic centering device for flaw detection wheel of rail flaw detector and rail flaw detection vehicle |
| CN116297871A (en) * | 2023-05-22 | 2023-06-23 | 西南石油大学 | Single ultrasonic transducer wheel type probe capable of continuously changing incidence angle |
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