CN212243390U - Turnout scanning frame capable of continuously scanning point rail and wing rail - Google Patents
Turnout scanning frame capable of continuously scanning point rail and wing rail Download PDFInfo
- Publication number
- CN212243390U CN212243390U CN202020988051.0U CN202020988051U CN212243390U CN 212243390 U CN212243390 U CN 212243390U CN 202020988051 U CN202020988051 U CN 202020988051U CN 212243390 U CN212243390 U CN 212243390U
- Authority
- CN
- China
- Prior art keywords
- probe
- frame
- rail
- scanning
- wheel
- 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.)
- Active
Links
Images
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The utility model relates to a can sweep the switch of looking into in succession to point rail and wing rail and look into frame, its characterized in that: the ultrasonic probe scanning device comprises a scanning frame, two rail wheels, at least one auxiliary wheel and at least one probe frame for mounting an ultrasonic probe; the two rail wheels are arranged on the scanning frame in the front-back direction along the advancing direction of the scanning frame, and the auxiliary wheels are arranged on the scanning frame through the transverse position adjusting mechanism and are positioned on one side of the two rail wheels; and each probe frame is arranged on the scanning frame through a probe frame adjusting mechanism and is positioned below the space between the rail travelling wheel and the auxiliary wheel. The turnout scanning frame capable of continuously scanning the point rail and the wing rail can continuously scan the point rail and the wing rail of the turnout, is convenient to use, and can meet the requirements of flaw detection of turnouts of different types and sizes.
Description
Technical Field
The utility model relates to a rail flaw detection technical field especially relates to a can sweep the switch of looking into and look into frame in succession to point rail and wing rail.
Background
The total mileage of China railways exceeds 14 kilometers, railway lines are increasingly dense, turnouts are indispensable parts of the railway lines, and the railway lines also increasingly comprise turnouts. The point flaw detection is a key difficulty in rail flaw detection, and in recent years, with the increase of operation load, accidents such as point damage, rail breakage and the like occur, so that a flaw detection mechanism capable of continuously scanning point rails and wing rails is urgently needed.
Disclosure of Invention
The utility model aims to solve the problem that the switch scanning frame that can scan in succession point rail and wing rail improves one kind, and this kind of switch scanning frame can scan in succession point rail, wing rail and look into, and convenient to use can satisfy the demand of detecting a flaw of different models, not unidimensional switch. The technical scheme is as follows:
the utility model provides a can be to switch scanning frame that heart rail and wing rail scanned in succession which characterized in that: the ultrasonic probe scanning device comprises a scanning frame, two rail wheels, at least one auxiliary wheel and at least one probe frame for mounting an ultrasonic probe; the two rail wheels are arranged on the scanning frame in the front-back direction along the advancing direction of the scanning frame, and the auxiliary wheels are arranged on the scanning frame through the transverse position adjusting mechanism and are positioned on one side of the two rail wheels; and each probe frame is arranged on the scanning frame through a probe frame adjusting mechanism and is positioned below the space between the rail travelling wheel and the auxiliary wheel.
The rail traveling wheels travel on the wing rails of the turnout, and the auxiliary wheels travel on the point rail of the turnout or on the wing rail on the other side. The rail travelling wheels are pushed to travel along the wing rails of the turnout manually or by equipment, and the ultrasonic probes are positioned between the wing rails and the point rails in the traveling process of the rail travelling wheels, so that the wing rails and the point rails can be continuously scanned and detected.
The transverse position adjusting mechanism can adjust the transverse distance between the auxiliary wheel and the rail running wheel, so that the transverse distance between the auxiliary wheel and the rail running wheel is matched with the distance between the point rail and the wing rail, and the turnout can be conveniently adapted to turnouts of different models and sizes.
The probe frame adjusting mechanism is used for adjusting the mounting position of the probe frame, so that the probe can longitudinally and continuously scan and detect the flaw in areas with different heights, and can also vertically and continuously scan and detect the flaw in a fixed position.
As the preferred scheme of the utility model, the probe frame comprises a fixed frame, a mandrel, a torsion spring, a probe front fork, a probe ring and a pair of angle adjusting screws; the fixed frame is connected with the adjusting end of the probe frame adjusting mechanism, the probe front fork and the torsion spring are rotatably arranged on the fixed frame through the mandrel, and the probe ring is rotatably arranged on the probe front fork; the ultrasonic probe is rotatably arranged on the probe ring through the thread matching of the angle adjusting screws and the screw holes. The torsion spring applies pressure to the ultrasonic probe through the front fork of the probe to enable the ultrasonic probe to be tightly attached to the scanning surface, and the pressing force of the ultrasonic probe and the scanning surface is approximately constant due to the lever effect of the length of the force arm. The probe ring and the front probe fork, and the ultrasonic probe and the probe ring have two crossed rotational degrees of freedom, so that the probe surface is ensured to be tightly attached to the scanning surface, and the self-adaptive coupling of the probe is realized. Screw holes are processed at different angle positions on the probe ring, and the angle adjusting screws are assembled in the screw holes at different angles, so that the angle of the probe can be adjusted.
As a further preferred aspect of the present invention, the probe holder adjusting mechanism includes a probe holder traverse beam, a probe holder height beam, a plurality of first slider nuts, a plurality of first bolts, a plurality of second slider nuts, and a plurality of second bolts; a probe frame transverse adjusting groove extending horizontally and transversely is formed in the probe frame transverse beam, a plurality of first slider nuts are arranged in the probe frame transverse adjusting groove, a plurality of first screw holes matched with the first slider nuts are formed in the scanning frame, and first bolts sequentially penetrate through the corresponding first screw holes and the first slider nuts and are locked; the probe frame height beam is arranged on one side of the probe frame transverse moving beam through a height adjusting seat, a probe frame height adjusting groove extending in the vertical direction is formed in the probe frame height beam, a plurality of second slider nuts are arranged in the probe frame height adjusting groove, a plurality of second screw holes matched with the second slider nuts are formed in the height adjusting seat, and the second bolts sequentially penetrate through the corresponding second screw holes and the second slider nuts and are locked. The first slider nut and the first bolt fixed on the transverse beam of the probe frame are unscrewed, so that the transverse position of the whole probe frame can be integrally adjusted, and the device is suitable for turnouts of different models and sizes. And the second slider nut and the second bolt fixed on the probe frame height beam are unscrewed, the height of the probe frame height beam and the upper probe frame and the height of the probe can be adjusted, longitudinal continuous scanning flaw detection can be carried out on different height areas of the point rail and the wing rail, and up-down continuous scanning flaw detection can also be carried out when the longitudinal fixed position of the scanning frame is longitudinally fixed. The probe frame cross sliding beam can be selectively arranged in front of or behind the rail wheel according to different scanning requirements.
As a further preferable scheme of the present invention, the probe frame height beam is further provided with a probe adjustment groove extending in the vertical direction, the probe frame adjustment mechanism further includes a plurality of third slider nuts and a plurality of third bolts, and the plurality of third slider nuts are disposed in the probe adjustment groove; and the fixing frame is provided with a plurality of third screw holes matched with the third sliding block nuts, and the third bolts sequentially penetrate through the corresponding third screw holes and the third sliding block nuts and are locked. And a third slider nut and a third bolt fixed on a probe frame height beam are unscrewed, so that the heights of a single probe frame and a single probe can be adjusted, and longitudinal continuous scanning flaw detection is performed on areas with different heights.
As the utility model discloses an optimal scheme, transverse position adjustment mechanism includes sideslip roof beam, a plurality of owner's slider nut and a plurality of kingbolt, is equipped with the sideslip adjustment tank along horizontal extension of level on the sideslip roof beam, and a plurality of owner's slider nut sets up in the sideslip adjustment tank, sweep and look into and be equipped with a plurality of and owner's slider nut assorted owner screw on the frame, the kingbolt passes corresponding owner's screw and owner's slider nut and locks in proper order. The transverse distance between the auxiliary wheel and the rail-mounted wheel can be adjusted by loosening the main sliding block nut and the main bolt fixed on the cross sliding beam, so that the transverse distance between the auxiliary wheel and the rail-mounted wheel is matched with the distance between the point rail and the wing rail.
The transverse beam is also provided with a handle for pushing the scanning frame to move along the wing rail.
As the utility model discloses a preferred scheme, be equipped with the rim that is used for chucking wing rail railhead side on the rail travelling wheel, the radius of rim is greater than the wheel body of rail travelling wheel. When the rail travelling wheel runs on the wing rail, the side face of the rail head of the wing rail is clamped through the wheel flange, so that the scanning frame is prevented from transversely deviating in the moving process.
As another preferred scheme of the utility model, be equipped with at least one leading wheel that is used for chucking wing rail railhead side on sweeping the frame, the leading wheel is in between rail driving wheel and the auxiliary wheel, the wheel face of leading wheel is perpendicular with the wheel face of rail driving wheel. The scanning frame can also be provided with a plurality of guide wheels to replace the wheel rims of the rail travelling wheels to clamp the side surfaces of the rail heads of the wing rails, so that the scanning frame is prevented from transversely shifting in the moving process. The guide wheels can be arranged in a proper number according to actual needs.
Compared with the prior art, the utility model, have following advantage:
the utility model discloses can sweep the below of looking into the switch scanning frame between rail travelling wheel and auxiliary wheel and install at least one probe frame that is used for installing ultrasonic probe to point rail and wing rail in succession, the walking of rail travelling wheel is on the wing rail of switch, the auxiliary wheel walking is on the point rail of switch or on the wing rail of opposite side, through artifical or equipment propelling movement rail travelling wheel along the wing rail walking of switch, ultrasonic probe is in between wing rail and the point rail at the walking in-process of rail travelling wheel, can carry out scanning in succession and detect a flaw to wing rail and point rail. The transverse distance between the auxiliary wheel and the rail running wheel can be adjusted through the transverse position adjusting mechanism, so that the transverse distance between the auxiliary wheel and the rail running wheel is matched with the distance between the point rail and the wing rail, and the turnout can be conveniently adapted to turnouts of different models and sizes. The probe frame adjusting mechanism is used for adjusting the mounting position of the probe frame, so that the probe can longitudinally and continuously scan and detect the flaw in areas with different heights, and can also vertically and continuously scan and detect the flaw at a fixed position.
Drawings
FIG. 1 is a schematic structural diagram of a first preferred embodiment of the present invention;
FIG. 2 is a view of FIG. 1 taken along direction A;
FIG. 3 is a schematic view of the scanning frame (without probe mounting frame) of FIG. 1 traveling on a switch;
FIG. 4 is a schematic structural diagram of a second preferred embodiment of the present invention;
FIG. 5 is a view of FIG. 4 taken along direction B;
fig. 6 is a schematic diagram of the scanning frame (with probe frame) in fig. 4 running on a turnout.
Detailed Description
The following further describes the preferred embodiments of the present invention with reference to the accompanying drawings.
Example one
As shown in fig. 1 to 2, a turnout scanning frame 1 capable of continuously scanning a point rail and a wing rail comprises a scanning frame 1, two rail traveling wheels 2, at least one auxiliary wheel 3 (in the embodiment, one auxiliary wheel 3) and at least one probe frame 4 (in the embodiment, four probe frames 4) for mounting an ultrasonic probe 7; the two rail-mounted wheels 2 are arranged on the scanning frame 1 in the front and back direction along the advancing direction of the scanning frame 1, the rail-mounted wheels 2 are provided with wheel rims 201 for clamping the side surfaces of the rail heads of the wing rails, and the radius of the wheel rims 201 is larger than that of the wheel bodies of the rail-mounted wheels 2; the auxiliary wheel 3 is arranged on the scanning frame 1 through a transverse position adjusting mechanism 5 and is positioned at one side of the two rail wheels 2, the transverse position adjusting mechanism 5 comprises a transverse moving beam 501, two main sliding block nuts (not marked in the figure) and a plurality of main bolts 502, a transverse moving adjusting groove 5011 extending along the horizontal direction is formed in the transverse moving beam 501, the two main sliding block nuts are arranged in the transverse moving adjusting groove 5011, two main screw holes (not marked in the figure) matched with the main sliding block nuts are formed in the scanning frame 1, and the main bolts 502 sequentially penetrate through the corresponding main screw holes and the main sliding block nuts and are locked; the traverser 501 is also typically provided with a handle 503.
As shown in fig. 1 to 2, four probe frames 4 are mounted on the scanning frame 1 below the space between the rail wheels 2 and the auxiliary wheel 3 through two probe frame adjusting mechanisms 6, and the two probe frame adjusting mechanisms 6 are arranged between the two rail wheels 2; the probe holder adjusting mechanism 6 comprises a probe holder traverse beam 601, a probe holder height beam 602, two first slider nuts (not shown), two first bolts 603, two second slider nuts (not shown) and two second bolts 604; a probe frame transverse adjusting groove 6011 extending horizontally and transversely is formed in the probe frame transverse beam 601, a plurality of first slider nuts are arranged in the probe frame transverse adjusting groove 6011, a plurality of first screw holes (not marked in the figure) matched with the first slider nuts are formed in the scanning frame 1, and first bolts 603 sequentially penetrate through the corresponding first screw holes and the first slider nuts and are locked; the probe frame height beam 602 is arranged on one side of the probe frame transverse moving beam 601 through a height adjusting seat 605, a probe frame height adjusting groove 6021 extending in the vertical direction is arranged on the probe frame height beam 602, a plurality of second slider nuts are arranged in the probe frame height adjusting groove 6021, two second screw holes (not marked in the figure) matched with the second slider nuts are arranged on the height adjusting seat 605, and the second bolts 604 sequentially penetrate through the corresponding second screw holes and the second slider nuts and are locked.
As shown in fig. 1 to 2, the probe holder 4 includes a holder 401, a mandrel 402, a torsion spring 403, a probe front fork 404, a probe ring 405, and a pair of angle adjustment screws 406, a probe adjustment groove 6022 extending in the vertical direction is further provided on the probe holder height beam 602, the probe holder adjustment mechanism 6 further includes two third slider nuts (not shown) and two third bolts 605, and a plurality of third slider nuts are disposed in the probe adjustment groove 6022; the fixing frame 401 is provided with two third screw holes (not marked in the figure) matched with the third slider nut, and a third bolt 605 sequentially passes through the corresponding third screw holes and the third slider nut and is locked; a front probe fork 404 and a torsion spring 403 are rotatably arranged on the fixed frame 401 through a mandrel 402, and a probe ring 405 is rotatably arranged on the front probe fork 404; a plurality of screw holes 4051 matched with the angle adjusting screws 406 are arranged on the circumferential outer side wall of the probe ring 405, and the ultrasonic probe 7 is rotatably arranged on the probe ring 405 through the threaded matching of the angle adjusting screws 406 and the screw holes 4051.
The assembly, use and beneficial effects of the switch scanning frame 1 will be further described with reference to the accompanying drawings and the preferred embodiments of the present invention:
(1) the transverse distance between the auxiliary wheel 3 and the rail running wheel 2 can be adjusted by loosening the main slider nut and the main bolt 502 fixed on the cross beam 501, so that the transverse distance between the auxiliary wheel 3 and the rail running wheel 2 is matched with the distance between the point rail and the wing rail, and the turnouts with different models and sizes can be conveniently adapted; in the use process, as shown in fig. 3, the rail running wheel 2 is pushed to run along the wing rail 8 of the turnout by a hand or equipment by means of the pull handle 503, and the ultrasonic probe 7 is positioned between the wing rail and the point rail in the running process of the rail running wheel 2, so that the wing rail and the point rail can be continuously scanned and detected; the rail running wheels 2 run on the wing rails 8 of the turnout, the auxiliary wheels 3 run on the point rails 9 of the turnout, and the rail running wheels 2 tightly clamp the side faces of the rail heads of the wing rails 8 through the wheel flanges 201 when running on the wing rails 8, so that the scanning frame 1 is prevented from transversely deviating in the moving process;
(2) the probe frame adjusting mechanism 6 is used for adjusting the mounting position of the probe frame 4, loosening a first slider nut and a first bolt 603 fixed on the probe frame transverse beam 601, and integrally adjusting the transverse position of the whole probe frame 4; the second slider nut and the second bolt 604 fixed on the probe frame height beam 602 are unscrewed, the height of the probe frame height beam 602, the upper probe frame 4 and the probe can be adjusted, and longitudinal continuous scanning flaw detection can be performed on different height areas of the point rail and the wing rail, or vertical continuous scanning flaw detection can be performed when the longitudinal fixed position of the scanning frame 1 is fixed; the third slider nut and the third bolt 605 fixed on the probe frame height beam 602 are unscrewed, the height of a single probe frame 4 and the height of the probe can be adjusted, and longitudinal continuous scanning flaw detection is carried out on areas with different heights;
(3) the torsion spring 403 applies pressure to the ultrasonic probe 7 through the probe front fork 404 to enable the ultrasonic probe 7 to be tightly attached to the scanning surface, and due to the lever action of the length of the force arm, the pressing force of the ultrasonic probe 7 and the scanning surface is approximately constant; the probe ring 405 and the front probe fork 404, and the ultrasonic probe 7 and the probe ring 405 are crossed with each other to form two rotational degrees of freedom, so that the probe surface is ensured to be tightly attached to the scanning surface, and the adaptive coupling of the probe is realized; screw holes are processed at different angle positions on the probe ring 405, and the angle adjusting screws 406 are assembled in the screw holes at different angles, so that the angle of the probe can be adjusted.
Example two
As shown in fig. 4 to 6, in the case that the other parts are the same as the first embodiment, the difference is that: the two probe frame adjusting mechanisms 6 are respectively arranged in front of and behind the two rail wheels 2, so that the distance between the probe frames 4 can be pulled apart, and the scanning range of the probe frames 4 is enlarged; the scanning frame 1 is provided with two guide wheels 201 ' for clamping the side surfaces of the rail heads of the wing rails 8, the guide wheels 201 ' are positioned between the rail travelling wheels 2 and the auxiliary wheels 3, and the wheel surfaces of the guide wheels 201 ' are vertical to the wheel surfaces of the rail travelling wheels 2.
In addition, it should be noted that the names of the parts and the like of the embodiments described in the present specification may be different, and all the equivalent or simple changes made according to the structure, the features and the principle of the present invention are included in the protection scope of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (7)
1. The utility model provides a can be to switch scanning frame that heart rail and wing rail scanned in succession which characterized in that: the ultrasonic probe scanning device comprises a scanning frame, two rail wheels, at least one auxiliary wheel and at least one probe frame for mounting an ultrasonic probe; the two rail wheels are arranged on the scanning frame in the front-back direction along the advancing direction of the scanning frame, and the auxiliary wheels are arranged on the scanning frame through the transverse position adjusting mechanism and are positioned on one side of the two rail wheels; and each probe frame is arranged on the scanning frame through a probe frame adjusting mechanism and is positioned below the space between the rail travelling wheel and the auxiliary wheel.
2. The switch scanning frame capable of continuously scanning point rails and wing rails according to claim 1, characterized in that: the probe frame comprises a fixed frame, a mandrel, a torsion spring, a probe front fork, a probe ring and a pair of angle adjusting screws; the fixed frame is connected with the adjusting end of the probe frame adjusting mechanism, the probe front fork and the torsion spring are rotatably arranged on the fixed frame through the mandrel, and the probe ring is rotatably arranged on the probe front fork; the ultrasonic probe is rotatably arranged on the probe ring through the thread matching of the angle adjusting screws and the screw holes.
3. The switch scanning frame capable of continuously scanning point rails and wing rails according to claim 2, characterized in that: the probe frame adjusting mechanism comprises a probe frame transverse moving beam, a probe frame height beam, a plurality of first slider nuts, a plurality of first bolts, a plurality of second slider nuts and a plurality of second bolts; a probe frame transverse adjusting groove extending horizontally and transversely is formed in the probe frame transverse beam, a plurality of first slider nuts are arranged in the probe frame transverse adjusting groove, a plurality of first screw holes matched with the first slider nuts are formed in the scanning frame, and first bolts sequentially penetrate through the corresponding first screw holes and the first slider nuts and are locked; the probe frame height beam is arranged on one side of the probe frame transverse moving beam through a height adjusting seat, a probe frame height adjusting groove extending in the vertical direction is formed in the probe frame height beam, a plurality of second slider nuts are arranged in the probe frame height adjusting groove, a plurality of second screw holes matched with the second slider nuts are formed in the height adjusting seat, and the second bolts sequentially penetrate through the corresponding second screw holes and the second slider nuts and are locked.
4. The switch scanning frame capable of continuously scanning point rails and wing rails according to claim 3, characterized in that: the probe frame height beam is also provided with a probe adjusting groove extending along the vertical direction, the probe frame adjusting mechanism further comprises a plurality of third slider nuts and a plurality of third bolts, and the plurality of third slider nuts are arranged in the probe adjusting groove; and the fixing frame is provided with a plurality of third screw holes matched with the third sliding block nuts, and the third bolts sequentially penetrate through the corresponding third screw holes and the third sliding block nuts and are locked.
5. The switch scanning frame capable of continuously scanning a point rail and a wing rail according to any one of claims 1 to 4, characterized in that: the transverse position adjusting mechanism comprises a transverse moving beam, a plurality of main sliding block nuts and a plurality of main bolts, a transverse moving adjusting groove extending horizontally is formed in the transverse moving beam, the main sliding block nuts are arranged in the transverse moving adjusting groove, a plurality of main screw holes matched with the main sliding block nuts are formed in the scanning frame, and the main bolts sequentially penetrate through the corresponding main screw holes and the main sliding block nuts and are locked.
6. The switch scanning frame capable of continuously scanning a point rail and a wing rail according to any one of claims 1 to 4, characterized in that: the rail running wheel is provided with a wheel rim used for clamping the side surface of the rail head of the wing rail, and the radius of the wheel rim is larger than the wheel body of the rail running wheel.
7. The switch scanning frame capable of continuously scanning a point rail and a wing rail according to any one of claims 1 to 4, characterized in that: the scanning frame is provided with at least one guide wheel for clamping the side surface of the rail head of the wing rail, the guide wheel is positioned between the rail running wheel and the auxiliary wheel, and the wheel surface of the guide wheel is vertical to the wheel surface of the rail running wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020988051.0U CN212243390U (en) | 2020-06-03 | 2020-06-03 | Turnout scanning frame capable of continuously scanning point rail and wing rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020988051.0U CN212243390U (en) | 2020-06-03 | 2020-06-03 | Turnout scanning frame capable of continuously scanning point rail and wing rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212243390U true CN212243390U (en) | 2020-12-29 |
Family
ID=73978991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020988051.0U Active CN212243390U (en) | 2020-06-03 | 2020-06-03 | Turnout scanning frame capable of continuously scanning point rail and wing rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212243390U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184681A (en) * | 2022-02-15 | 2022-03-15 | 广东汕头超声电子股份有限公司 | 3D scanning device for turnout |
-
2020
- 2020-06-03 CN CN202020988051.0U patent/CN212243390U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184681A (en) * | 2022-02-15 | 2022-03-15 | 广东汕头超声电子股份有限公司 | 3D scanning device for turnout |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20020065610A1 (en) | Hi-rail vehicle-based rail inspection system | |
| DE160591T1 (en) | METHOD AND DEVICE FOR THE DESTRUCTION-FREE TESTING OF RAILWAY RAILWAYS. | |
| CN212243390U (en) | Turnout scanning frame capable of continuously scanning point rail and wing rail | |
| CN110779434B (en) | Be used for railway rails deformation quality detector | |
| AU618384B2 (en) | A continuously advancing (non-stop) track tamping, levelling and lining machine | |
| CN113944073A (en) | Track detection trolley | |
| DE202012008313U1 (en) | Tram tracks cleaning machine | |
| CN216237923U (en) | Track detection trolley | |
| AU2017206879B2 (en) | An adaptive rail inspection carriage | |
| CN211335994U (en) | Railway steel rail flaw detection wheel probe | |
| JP4236847B2 (en) | Towed track inspection vehicle | |
| CN218711854U (en) | Rail panel fine adjustment detection device smooth in operation | |
| CN114184681B (en) | 3D scanning device for turnout | |
| CN214164999U (en) | Rail obstacle clearing device of traction locomotive | |
| CN207389215U (en) | A kind of ripple grinds detection device | |
| CN115198582A (en) | Sleeper bolt oiling station reaches railway engineering operation car including device | |
| CN209890980U (en) | Railway switch prosthetic devices | |
| CN107356676B (en) | Flaw detection device for grooved rail | |
| CN210680699U (en) | Miniature dolly of usefulness is detected a flaw to subway steel rail | |
| CN221113900U (en) | Trailer bogie of field high-speed motor train unit | |
| CN216915852U (en) | Hand-push type track detection vehicle | |
| DE10225071A1 (en) | Rail vehicle wheel ridge clearance detection method for detecting transverse dimension detects a wheel ridge clearance on a rail vehicle's two opposing wheels with flexible bearings on a wheel axle | |
| CN213984872U (en) | Track measuring device for track traffic | |
| CN218643092U (en) | Track panel fine adjustment vehicle capable of flexibly positioning track fine adjustment arm | |
| CN220908046U (en) | Rail leaning device and rail polishing equipment comprising same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |