Device for testing of railway track when the vehicle
The invention relates to measuring devices for railway transport, namely, devices for control of the main defects of the deviation from the nominal value gauge rail track. Device for testing vehicle includes a pulse shaper dimensional road section and connected therewith sensor gauge. The pulse shaper is made in the form of a frame supported on support rollers formed of two equal two shoulders arms connected by a hinge, made in the form of a finger, with the possibility of free rotation. The top of the levers to pivot points are located relative to each other in parallel at a certain distance. Between the bottom parts of the control levers located in relation to each other at a certain angle, set the spring at the ends of the lower portions of the levers are provided with rings which are coaxial with the rollers, the ends of the circles which have a pointed shape. The ends of the upper portions of the levers are provided with brackets arranged perpendicular to the upper parts of the arms, and on one end of the bracket of one of the levers fixed sensor gauge, made in VKT. When this device is mounted on the wall of the vehicle by means of a trunnion connected to the hinge equal two shoulders arms. The technical result of the invention is to simplify the construction and increase the accuracy of measuring the width of the rail track. 2 Il.
The invention relates to measuring devices for railway transport, namely, devices for control of the main defects of the deviation from the nominal value gauge rail track.
Known potenzmitteln truck, containing resting on wheels frame. On the frame are mounted the mechanism for measuring the position of a way to level the mechanism of measuring the width of the track and the Registrar, electrically connected with the specified mechanisms. The recorder consists of a tape drive mechanism, drummers and writing shooter connected with the corresponding measurement. Drummers are connected with the drive movement of the paper tape and the copy tape. The tape drive mechanism includes Leontopodium and intoplane device that represents the bins for zigzag folded layers of paper tape that lintop the future of the hopper is made of vertical grooves “a”, in which is mounted the separator layers of paper tape. In Leontopodium bunker tape placed vertically spaced layers, and in lentariana bunker it is in the process of the cart horizontally disposable layers. The separator layers of the tape, moving along the grooves “and” under the influence of the tension of the paper divides its layers.
(U.S. Pat. RU # 2041309, CL E 01 35/00, 1995)
The disadvantages of this device include the complexity of its hardware, the complexity of construction of the recording device, as well as large errors in the measurements.
It is also known device for measuring the position of the track (for technical control of railway track when the vehicle), containing mounted on the vehicle, the pulse shaper beginning dimensional stretch of road, the position sensor in the longitudinal profile, the position sensor path in the transverse profile, the sensor gauge. The outputs of all said sensors are associated with the switch to digital signals, the output of which a communication line is connected with the computing unit to supply at its input sequential code signals. The output of this block is connected to the register block. The output of pulse shaper nicaraguense way. Counter-dimensional line segments connected to one output with the switch to digital signals for supply to a parallel digital code corresponding to the measured value of the traversed path. The second output of the meter gauge line segments connected to the input of the switch operation/control, the output of which is connected with the control input of the multichannel memory block signals of the analog type, which their outputs connected to the inputs of this block and is connected with the control input of the memory block, which is made in the form of a multi-channel transducer angle code that is connected to their outputs of these sensors, performed on the photoelectric or electromagnetic transducers movements. The output of the memory block connected to the input of switch digital signals for transmission to a parallel digital code. A multi-line block of memory of the sensor signals of the analog type for its multi-channel analog outputs connected to the inputs of the switch analog signals is performed with a control input and connected to the output of analog - to-digital Converter to alternately transfer the sample values of the analog signals. The outputs of the analog-to-digital Converter sedimentator, connected to its output with this dispenser, the inputs of the inverter angle/code counter measuring distances and analog-to-digital Converter. Pulse distributor and the oscillator form a control unit. Pulse distributor their outputs connected to the input of the switch operation/control, with the control input of switch digital signals. The device may also include a depth sensor dive to determine the position of the track under water and sensors respectively integrity of the left and right rail.
(U.S. Pat. RU # 2081232, CL E 01 35/00, 1997)
The disadvantages of this device include the complexity of its design and errors in the measurements associated with this factor.
Object of the invention is a device for testing the track when the vehicle is to simplify its design and with high accuracy to detect deviations from the nominal value of track gauge for continuous movement of the vehicle.
The technical result of the invention is to simplify the construction and increase the accuracy of the measurement of track gauge.
This is achieved by the reinforcement of the pulse shaper dimensional stretch of road, and coupled with it the sensor gauge, according to the invention, the pulse shaper is made in the form of a frame supported on support rollers formed of two equal two shoulders arms connected by a hinge, made in the form of a finger, with the possibility of free rotation, while the upper part of the levers to pivot points are located relative to each other in parallel at a certain distance, and between the lower portions of the levers, arranged in relation to each other at a certain angle set spring, and the ends of the lower portions of the levers are provided with rings which are coaxial with the rollers, the ends of the circles which have a pointed shape, and the ends of the upper portions of the levers are provided with brackets arranged perpendicular to the upper parts of the arms, and on one end of the bracket of one of the levers fixed sensor gauge, made in the form of a dial indicator, lug which is connected to the end of the second bracket with the possibility of contact. When this device is mounted on the wall of the vehicle by means of a trunnion connected to the hinge equal two shoulders levers.
The technical result is ensured Sogo type.
The proposed device for testing of railway track when the vehicle is represented in the drawings.
In Fig.1 shows a General view of the device;
in Fig.2 - axle, section a-a
Device for testing of railway track when the vehicle contains a pulse shaper dimensional stretch of road 1 and connected therewith sensor gauge 2. The pulse shaper 1 is made in the form of a frame 3, which rests on the supporting rollers 4, the Frame 3 is made in two equal two shoulders of the levers 5, connected by a hinge 6, made in the form of a finger. The levers 5 are separated by a hinge 6 on the top 7 are parallel to each other at a certain distance to the hinge 6, and the lower part 8 located relative to each other at an angle 9 at a certain distance, between which there is a spring 10. The ends of the lower portions 8 of the lever 5 provided with clips 11, which are the axis 12 with rollers 4, the ends of the circles 13 which have a pointed shape. At the ends of the upper part 7 of the levers 5, perpendicular to them there are brackets 14, 15. At the end of one of the bracket 14 fixed sensor gauge 2 made in the form of indicator chalice 4, made with the possibility of free rotation, have contact with the inner side surfaces of the heads 17 of the track.
The device is fixed on the wall 20 of the vehicle (special car for technical inspection of rail track) through the axle 18, which is connected with the hinge 6.
The proposed device for testing of railway track when the vehicle operates as follows.
The device fits inside a special car for technical inspection of rail track by passing the lower parts 8 equal two shoulders arms 5 in the hole, in the box of the carriage, so that as it passes the rollers 4 with its gabled circles 13 related to the inner side of the head 17 of each rail, then through the trunnion 18 fix the device on the inner wall of the car. This carriage is moved along the track and exercise active control of deviations from the nominal value of track gauge, is 1520 mm, which, as the movement of the carriage is determined by the deviation from the “O” mark. The permissible deviation (±3 mm) fixes the sensor gauge 2.
The effect on the measurement gauge assessthe 13 of the rollers 4, their axes 12 and casing 11 by a tension spring 10 is constantly in contact with the inner surfaces of the heads 17 of the rails, affecting the lower part 8 equal two shoulders arms 5, which are deployed relative to the hinge 6 in one direction or the other, causing the upper part 7 of the lever 5 to move by the same amount, and the lower part 8 of the lever 5. When this sensor gauge 2 mounted on the bracket 14, is in contact with the end face 19 of the bracket 15, the locking deviation to the right or to the left from zero, which corresponds to the nominal value gauge rail track -1520 mm Deviation from this value exceeds ±3 mm shows that the track is movable rail structure cannot be moved and the track repaired or replaced.
Thus the proposed device for testing of railway track when the vehicle allows to simplify the design and improve the accuracy of kereni under the technical supervision of railway track.
Device for testing of railway track when the vehicle containing the driver impulsion in the form of a frame, based on the supporting rollers formed of two equal two shoulders arms connected by a hinge, made in the form of a finger, with the possibility of free rotation, while the upper part of the levers to pivot points are located relative to each other in parallel at a certain distance, and between the lower portions of the levers, arranged in relation to each other at a certain angle, set the spring at the ends of the lower portions of the levers are provided with rings which are coaxial with the rollers, the ends of the circles which have a pointed shape, and the ends of the upper portions of the levers are provided with brackets arranged perpendicular to the upper parts of the arms, and on one end of the bracket of one of the levers fixed sensor gauge, made in the form of a dial indicator, lug which is connected to the end of the second bracket with the possibility of contact, the device is mounted on the wall of the vehicle by means of a trunnion connected to the hinge equal two shoulders levers.
FIELD: railway transport; permanent way facilities.
SUBSTANCE: invention is designed for checking parameters of track. Proposed track gauge contains housing, device for measuring gauge width with movable and fixed stops to thrust against rail heads, rail level measuring device and device to measure ordinates and grooves of switches. Including vernier with stop to thrust against head of move-off rail or counterrail and interacting with digital indicators on gauge housing. Vernier is provided with additional stop to thrust against non-worn-out part of rail head. Rail side wear detector interacting with vernier is installed on gauge housing.
EFFECT: enlarged operating capabilities of track gauge, reduced errors in measurement.
2 cl, 3 dwg
FIELD: railway transport; measuring facilities.
SUBSTANCE: invention relates to special purpose devices for measuring separate geometric parameters of reinforced concrete ties, i.e. propelling and canting of rail flats on reinforced concrete ties. Proposed device contains housing 1 with fitted-on transport handle 2, right-hand support 3 and left-hand support 4. First support screw 5 and second support screw 6 are installed on right-hand support 3, third support screw 7 and fourth support screw 8 are installed on left-hand support 4, right-hand catcher 9 and left-hand catcher 10 are installed on ends of housing 1, sensor 11 is secured on first support screw 5. Housing 1 carries also right-hand orientation handle 13 with pushbutton 15 and left-hand orientation handle 14. Base 16 is fastened in central part of housing 1, controller 17 and supply compartment 18 being secured on base 16. Device for measuring rail flat canting contains housing 1 with fitted-on transport handle 2, right-hand support 3 and left-hand support 4. First support screw 5 and second support screw 6 are installed on right-hand support 3. And third support screw 7 and fourth support screw 8 are installed on left0hand support 4. Right-hand catcher 9 and left-hand catcher 10 are installed on ends of housing 1, first sensor 11 is secured on first support screw 5, and second sensor 19 is installed on fourth support screw 8. Housing 1 carries right-hand orientation handle 13 with pushbutton 15, and left-hand orientation handle 14. Base 16 with fitted-on controller 17 and supply compartment 18 is secured in central part of housing 1. Moreover, support 21 is connected to housing 1 through vertical rods in central part.
EFFECT: improved efficiency of measurements, increased accuracy and provision of operative measurement of parameters under checking.
3 cl, 2 dwg
FIELD: railway transport.
SUBSTANCE: invention relates to method of diagnosing condition of railway and street car tracks. Proposed device contains detectors designed for measuring deviation of gauge and position of track by level of sags, humps and cavities connected with contact members. Device contains also vertical parallel, inner and outer posts, rollers made for interaction with side working inner surfaces of side track, rollers made for interaction with upper working surfaces of rail track, jambs some ends of which are connected with roller races and others, with corresponding posts. One of detectors is made in form of dial indicator, being arranged on one of inner posts and coupled with roller-type contact elements made for interaction with side working inner surfaces of track. Rod of said indicator is in contact with upper end of other inner post. Springs are placed between inner post. Springs are placed between inner posts in upper and lower parts, mounted on upper surface of two pairs of bosses fitted on one axle. Holes are made in inner posts. Axle with bushing is placed in inner posts. Bracket is connected by one end to bushing, and other end of bracket serves for fastening to floor of test car. Second detector is made in form of metric rule secured to inner post, and two pointers secured on upper end faces of outer posts. Two pairs of slots are made on outer posts. Slots are arranged on one axis and they accommodate pins installed for movement. Pins are provided with stops from outer and inner parts of posts.
EFFECT: improved reliability of device, reduced cost, possibility of reading results of measuring directly from detectors.
FIELD: railway transport; permanent way.
SUBSTANCE: invention relates to method of noncontact inspection of profile of ballast base passing square to longitudinal direction of track. Inspection is carried out together with recording of deviation of track in level and in position. Depending on recorded defects as to level (a) and profile of ballast base 13 obtained for said level, amount of crushed stone for lifting track 4 to preset level and uniform ballasting is determined. To find amount of crushed stone required for ballast base 12, recorded profile of ballast base 13 is applied to preset profile of cross section 14.
EFFECT: improved ballasting of track.
3 cl, 4 dwg
FIELD: railway transport; permanent way.
SUBSTANCE: invention relates to method of grading of existing bed of railway in which cables and/or pipes are laid beyond the limits of rails, and to laser measuring device to read bed profile. According to proposed method, operator removes material of bed by sucking through definite steps along bed to form pits or cross trenches at each side of track, and using laser camera, checks profile near pit and position of buried cables or pipes and stores obtained information. Then, using information kept in memory, operator controls device for mechanical digging of material from both sides of track without risk of damage to buried cables or pipes and profile of graded bed. Laser measuring device is mounted on railway motor car with cross guide beam 12 and carriage with laser camera which can be moved along guide beam. Laser camera is pointed with its lens downwards to read distance from ground, being connected with computer to record position of bogie on rails and distance from camera to ground.
EFFECT: provision of safe, quick and cheap method of railway bed grading with use of laser measuring device.
6 cl, 6 dwg
FIELD: railway transport; permanent way testing facilities.
SUBSTANCE: method of pulling contact system cable comes to the following: each rail 6 is read off by means of distance pickup 16 placed over rail and moved continuously in longitudinal direction of track and scanning in plane 20 passing square to longitudinal direction of track. Problem points of measurement 25 on rail defining geometry of switch are recorded as measurement values in polar system of coordinates. Polar coordinates for measurement values are converted into Cartesian coordinates and information is recorded in memory at continuous measurements of distance by means of measuring wheel after which lateral section for switch 1 is calculated basing on recorded measurement values. Actual measurement values are compared in definite points of measurement 25 with preset values of at least two of enumerated parameters kept in memory, namely, width of clearance between counter-rail and running rail, through clearance or state of tongue as to its wear, minimum width between edge of guide rail and side edge of running rail in curve, width of gauge and/or distance between counter-rails or guide surfaces and deviation of obtained values from preset values. In device for noncontact measurement of lateral section or rail-to-rail distance of track, each pickup 16 is arranged in area over corresponding rail 6 being essentially laser scanner 17 for reading problem points of measurement 25 defining geometry of switch which is made for reciprocation at angle of scanning (α).
EFFECT: provision of quick and accurate determination and evaluation of measurands of vital importance for switch.
4 cl, 6 dwg
FIELD: railway transport; track maintenance.
SUBSTANCE: geometry of track is measured by using high-accuracy measuring circuit with two mechanically coupled test trucks forming transport and mechanically coupled test trucks forming transport and mechanical part of measuring system and including covered distance meter and truck tilting level sensors relative to horizon and at least one radiating mark (optical radiation source) rigidly installed on first test truck in direction of movement and providing pressing of flange of wheel to inner head of base rail, and optical electronic receiving-and-analyzing system rigidly secured on second truck. Second truck is double axle, with flanges of corresponding wheelsets pressed to inner surface of head of base rail, thus forming measuring base identifying position of base rail in points of contact of corresponding wheelsets.
EFFECT: improved accuracy of measurement at simplification of process.
4 cl, 5 dwg
FIELD: railway transport.
SUBSTANCE: invention relates to methods of continuous recording of spatial position of track gauge. Proposed method includes recording of information from pickups of rail-to-rail space, covered distance, current course angle, longitudinal and cross grades at vehicle running and calculating of current coordinates of track gauge using data of pickups. Recording of course angle and longitudinal grade from said pickups and determination of current coordinates Xi,Yi,Hi is carried out for one of rail lines relative by any initial direction in horizontal plane at measuring pitch 1. Coordinates of point im corresponding to middle of straightline section connecting extreme points i0 and in are calculated by measured coordinates of extreme points for each preset section of track Pi. Deflection of rail in horizontal and vertical planes, δihδiv respectively, is determined by difference between calculated coordinate of indicated point and measured coordinate of corresponding point. Device for determining spatial parameters of rail tracks has running truck including support wheel and first and second measuring wheels and odometer wheel arranged on one axle over one of rail lines. Support wheel is connected with measuring wheels by link installed at angle of 90° relative to direction of running. Track gauge width pickup is installed on said link. Distance pickup is mounted on odometer wheel. Course and roll indicator is installed on axle connecting measuring wheels. Outputs of distance pickups, track gauge pickup and course and roll indicator are connected with computer through controller.
EFFECT: enlarged functional capabilities, with possibility of determination of relative position of track section in vertical and horizontal planes (level and sag), together with determination of spatial coordinates.
3 cl, 3 dwg
FIELD: railway transport.
SUBSTANCE: invention can be used for diagnosing condition of rails using combined ultrasonic and magnetic nondestructive testing devices of higher resolving power. Proposed rail track mobile testing device includes vehicle on frame of which flaw detector bogie is mounted with system for pneumatic and manual lifting of bogie I to traveling position. Tracking ski secured on frame of flaw detector bogie is provided with ultrasonic testing converters unit. Mobile device is provides also with pneumatic system for forced pressing of flaw detector bogie to rails made for adjusting force of pressing in vertical axis and with lateral stabilizing device consisting of roller carriage with flexible damping support. Series magnetizing coils of magnetic control device whose inductive sensor is installed after converters unit in rear part of tracing ski in direction of movement of flaw detector bogie, said coils being fitted on axles of wheel-steps of flaw detector bogie and connected to each other. Said magnetizing coils are installed on bearings and are arranged I protective hood secured on frame of flat detector bogie. Housing of converters unit, protective hood and frame of flaw detector bogie are made on nonmagnetic material. Wheels of flaw detector bogie are installed for independent rotation.
EFFECT: increased resolving power at diagnosing condition of rails, increased dynamic stability of device in movement along rails, reduced mass and dimensional characteristics.
2 cl, 1 dwg
FIELD: applications of measuring apparatus or devices for track-building purposes.
SUBSTANCE: control method involves setting survey points and determining coordinates of above points in X, Y, Z coordinate system; placing measuring station near structure and determining measuring station position in X, Y, Z coordinate system relative at least one survey point; determining distance and angle between above insertion device and measuring station with the use of above measuring station; calculating insertion device position on the base of above distance and measuring station position; moving insertion device to provide coincidence of above members with predetermined member insertion points along insertion axis. Insertion device comprises lever, which may perform longitudinal and rotational movement in three mutually perpendicular directions. The lever holds members to be inserted in the base and comprises mirrors to determine positions of the lever and the members in three dimensions with the use of measuring station.
EFFECT: increased accuracy and speed of insertion device arrangement on the base, simplified usage and reduced cost.
11 cl, 5 dwg