Track measuring complex "ПТ-9"
SUBSTANCE: invention relates to railway transport, particularly, to auxiliary railway equipment. Proposed complex comprises removable rail carriage accommodating positioning device, track measuring equipment to measure currents track coordinates, track width, mutual position of rails in height, system to analyse track parameters, data transfer interface to transmit data to external data base computer via communication adapter, automatic device to measure curvature of rails in horizontal plane, and programmable analyser. The latter consists of measurement results registrator, device to detect the departure of track parameters from preset ones, in-situ digital indication and graphical visualisation unit that allows audio comments on every mark, and track parameters memory.
EFFECT: higher efficiency of diagnostics.
The technical solution relates to the field of rail transport systems, in particular to the auxiliary equipment of railway systems, and is a special vehicle equipped with instrumentation to check the status of the paths in the course of its operation, construction and repair work.
Known mobile detector-potenzmittel, characterized in that it is made in the form prescribed on the rails removable trolley, which includes automated diagnostic complex, equipped with a positioning system, potenzmitteln equipment, defectoscopy equipment and system microprocessor unit (patent for useful model №62571, IPC WC 9/08, publication date 27.04.2007, bull. No. 12, "Flaw-potenzmitel"). Measurement data of the mobile detector-potenzmittel enter the data accumulation device for storage, they are read by the microprocessor from the accumulation device and sent to the display device for pre-operational monitoring, in addition, the obtained measurement data are submitted to the external server for further analysis for the implementation of the diagnostic track.
The disadvantage of this device is that it does not provide rassimov the u measurements, including mutual location of rail lines, indicating the violations and recommendations for their elimination, as well as their visualization on the spot control.
It is also known device for measuring geometrical parameters of railway rails, comprising a rail cart, which includes a frame with folding handle operator, which is equipped with wheels, the nodes of the pressing wheels connected to the preprocessing block signals, sensors, including the sensor odometer, a secondary power source with an electric connector for connection to the network of electric current, which, in turn, is connected to the battery in the device entered a wearable computer that is connected to the preprocessing block signals (patent for useful model №62612, IPC EV 35/00, publication date 27.04.2007, bull. No. 12. "Device for measuring geometrical parameters of the rails").
The known device provides the option of viewing in the measurement process control results and the detected fault on the screen of the mobile computer, however a full analysis of the parameters of the studied section of the route with the detected deviations from the norms and subsequent recommendations for their elimination is only possible in post-processing on the external is eat a stationary computer using special software.
The objective of the proposed technical solution is to increase the efficiency of the diagnostic track by improving the quality of measurement of path of their analysis and visualization directly on the controlled area.
The problem is solved due to the fact that potenzmitteln complex containing removable rail truck and placed on it the positioning device, potenzmitteln equipment for measuring the current coordinates of the path, track gauge, the mutual position of rail lines in height, and analysis system path settings and data interface through the communication adapter with external computer database, according to a new technical solution, equipped with an automatic measuring device of the shafts bending of rail lines in the horizontal plane and placed on the rail cart software-analytical device consisting of a block of registration of measurement results of the detection unit of the deviations of the path parameters from the set norms unit digital display and graphical visualization of the values registered parameters path in motion in real time directly on the spot control with indication of the detected deviations from the set norms and marks fault the way with voice commentary ka the DOI marks as well as a block of memory the measurement path settings.
Equipment removable hand rail truck advanced complex potenzmitteln equipment with the capability of processing and analysis of measurement results, as well as digital display and graphical visualization of the values registered parameters path in motion in real time directly on the spot control with indication of the detected deviations from the set norms and marks fault the way with voice commentary each level, ensuring prompt detection of violations of specified standards and making the correct emergency solutions to address critical issues, improving the safety of railway traffic.
The presence of the distinguishing features of the claimed technical solution allows to make a conclusion about its compliance with the conditions of patentability of "novelty."
The essential features of the claimed invention, determining the receipt of the indicated technical result that is explicitly not follow from the prior art, which allows to make a conclusion about conformity of the invention to condition patentability of "inventive step".
The condition of patentability "industrial applicability" is confirmed on the example of a specific implementation.
The essence of the new technical resh is tion is illustrated presents images and drawings:
figure 1 - General view potenzmitteln complex (photo);
figure 2 - General view of the software and analytical devices;
figure 3 - structural-functional scheme potenzmitteln complex.
Potenzmitteln complex PT-9 is designed to monitor, record and display the current values of the coordinates of a path, track gauge (template) and mutual exceeding one rails relative to another (level) in the process of construction, maintenance and repair works of the railway track, as well as visual analysis of the recorded data is presented in graphical form.
Potenzmitteln complex PT-9 is designed as a removable rail truck, chassis, which is a monocoque frame 1 resting on four wheels 2, two of which are mounted on spring-loaded telescopic fork (not visible in figure 1), providing a constant lateral pressure and contact of the wheels with the rails. The truck is equipped with folding handle 3 to control the movement of the truck.
The communication interface 4 positioning device 5 potenzmitteln complex provides transmission of data from the positioning device 5 equipped with a GPS sensor 6 - satellite receiver positioning, the transfer clock pulses from the distance sensor and the 7 speed in the unit and the automatic registration of measurements, i.e. the transfer of the current coordinates of the path necessary to synchronize the operation potenzmitteln complex.
Potenzmitteln equipment complex are equipped with a sensor of the traversed path 7, the level sensor 8 and the sensor width 9 of the rail track. Potenzmitteln complex PT-9 is also equipped with automatic device for measuring shafts bend rail 10 threads in the horizontal plane.
The sensor of the traversed path 7 is installed on the right front wheel of the truck. It consists of two adjacent Hall sensors. The gap sensor is blocked by sector, rotating together with the wheel. A sensor detects the magnitude and direction of trolley movement, and generates clock pulses for the operation of the microprocessor software and analytical device 11 in increments of 0.125 m coordinate of the path.
On the right rear wheel is hinged retainer-latch, which stoparic rotation of the wheels when parked truck on the longitudinal slope of the track.
To measure the level of rail lines within the frame 1 is placed pendulum level sensor 8, which operates on the principle of the pendulum, the tracking direction of the gravitational vertical in the cross section of the path. The level sensor is fixedly mounted on the frame of the truck. Its output signal is directly proportional to the cross-Bank angle of the bogie frame relative activities is but the horizon line. The measured Bank angle frame on-Board microprocessor calculates the level value.
For measuring track gauge inside the bogie frame placed the linear displacement sensor 9. The microprocessor calculates the amount of movement by the number of pulses.
For memorization, analysis, and display evidence of potenzmitteln sensors on the frame 1 rail truck installed software and analytical device 11 with the liquid crystal display 12 and the keyboard panel 13, which is its management.
Software and analytical device 11 has a non-volatile memory for power electronic equipment used standalone rechargeable battery.
Posted on rail cart software and analytical device 11 is equipped with a recording unit of the measurement results 14, a detection unit retreats path settings from the specified regulations 15, block digital display and graphical visualization of 16 values registered parameters path in motion in real time directly on the spot control with indication of the detected deviations from the set norms and marks fault the way with voice commentary each level, the memory unit 17 the measurement path settings.
Block automatic registration results the measurements 14 performs real-time registration of each of the measured parameters of the path, synchronized by a single coordinate of the path.
The detection unit retreats path settings from the specified regulations 15 carries out the analysis of each measured parameter of the path with the regulatory requirements established for this section of the route, and then sends the results of deviations from the standards in the unit's non-volatile automatic memory 17 software and analytical device 11.
Unit non-volatile automatic memory 17 records: registration results of the measurements coming from the block of automatic registration of measurement 14 in real time; pre-established norms potenzmitteln parameters; the results of determining deviations from normative parameters; the parameters of the infrastructure of rail track, located on the analyzed, controlled area.
Unit digital display and graphical visualization 16 provides a digital display and graphical interpretation of the results of processing and analysis of all path settings on the monitor screen in real-time directly on site measurements, including the measurement results of the shafts bending of rail lines in the horizontal plane - alignment, as well as the detected fault paths that are marked with voice comments.
Device management software keygen is of 18 software and analytical device 11 performs the input initial settings potenzmitteln equipment; the selection of the mode potenzmitteln equipment; the selection control information from the recording unit dimensions 14 and the display 12 of the visualization device 16; a selection of items in menu software software and analytical device 11.
The communication interface 19 software and analytical device 11 with potenzmitteln equipment transmits the measurement results from the sensor of the traversed path 7, the sensor width 9 of the rail track, from the level sensor 8 rail lines, from the sensor measurement devices arrows bend rail 10 threads in the horizontal plane.
The communication interface 20 software and analytical device 11 is used to transmit data through the non-volatile memory unit 17 in the enterprise track facilities or in a computer database of the Department of ways and structures of the railway Department. The two-way communication interface 20 to an external computer or computer database provides a convenient and universal exchange of measurement results and analysis of the path parameters.
Works potenzmitteln complex PT-9 as follows. After turning on the power from a self-contained rechargeable batteries, software and analytical device 11 is loading its microprocessor unit programs the initial installation and for whom itialization internal 4, 19 and 20 external interface device, thereby making training software and analytical device 11 to work. With device management software 18 is entered into the microprocessor unit initial settings potenzmitteln equipment.
Including a positioning device 5, is "binding" potenzmitteln complex PT-9 to the location of the controlled section of the route on which measurements are made. All of the above settings and "binding" are controlled by the operator potenzmitteln complex PT-9 on the screen 12 of the block of the digital display and graphical visualization of 16. After you enter the initial parameters of the controlled area is at the same time, their control and analysis.
Since the beginning of the movement potenzmitteln complex PT-9 sensor traversed path 7 through the same segments traversed the track (0.125 m) of the controlled area receives signals in microprocessor software and analytical device 11 and synchronize on a single coordinate route all interface devices interface for communication with the positioning device 4, with potenzmitteln equipment 19, interface 20 two-way communication of acceptance-transmission of data with an external computer or external computersimulated data.
Through internal communication interfaces 4, 19 data transfer occurs between software and analytical device 11, the positioning device 5 and the measuring sensors 7, 8, 9, 10 potenzmitteln equipment.
The results of the measurements are synchronized by a single coordinate of the path passed to block automatic registration of measurements 14 from which they are received in the memory unit 17.
In the memory unit 17 are also pre - defined before the passage of the controlled area data standards rated parameters.
Work unit 15 detect deviations of the path parameters from the set norms is that of memory block 17 in turn is "Packed" file - collected in one package the results of measurements of the parameters of the path being "tied" to a single coordinate of the path - corresponding to a certain coordinate of the path, with each parameter potenzmitte numerically is compared to its standard value corresponding to this specific coordinate way, the result of the comparison is transmitted to the memory unit 17 and simultaneously entered in block 16 of the digital display and graphical visualization.
Device management software 18 operating on the operator's commands, provides select the desired information from the memory unit 17 and the display 12 block 16 digital indicator with the tion and graphical visualization. Using device management software 18 select the mode of operation potenzmitteln equipment, as well as select the desired menu item of the software.
Obtained after processing in the microprocessor unit software and analytical device 11 results of monitoring and analysis may be submitted by the operator for further processing using two-way communication interface 20 of the reception and transmission of data to external computers, which increases the efficiency of the use of this potenzmitteln due to operational decision-making on the implementation of the most important works on technical maintenance and repair of rail track in doing so, an important role in making important strategic decisions in rail movement.
Potenzmitteln complex containing removable rail truck and placed on it the positioning device, potenzmitteln equipment for measuring the current coordinates of the path, track gauge, the mutual position of rail lines in height, and analysis system path settings and data interface through the communication adapter with external computer database, wherein potenzmitteln complex is equipped with an automatic measuring device of the shafts bending rail n the TEI in the horizontal plane and placed on the rail cart software and analytical device, consisting of a block of registration of measurement results of the detection unit of the deviations of the path parameters from the set norms, block digital display and graphical visualization of the values registered parameters path in motion in real time directly on the spot control with indication of the detected deviations from the set norms and marks fault the way with voice commentary each level, a block of memory the measurement path settings.
SUBSTANCE: invention relates to railroad transport. Servo drive centering device of mobile flaw detector along rail lengthwise axis comprises detectors furnished with self-centering device. The latter is made up of permanent magnets arranged on faces of every detector on crosswise displacement carriages articulated with detectors and arranged on guide bars rigidly coupled with load bearing bar of servo drive system suspension.
EFFECT: higher quality of rail state control, possibility for flaw detection at high speeds.
SUBSTANCE: proposed system comprises data collection device mounted at rolling stock head and consisting of microcontroller whereto connected are transmitter, receiver and data output unit, transceiver module arranged at rolling stock tail and comprising transmitter and receiver, transmitter being connected via intercom line with data collection receiver. Measuring module is arranged on controlled track section. Said measuring module consists of receiver with its output connected to power accumulator, transmitter with its input connected to microcontroller output with its input connected via interface with vibration and temperature pickups. Vibration pickups are secured to rails or sleepers of controlled track section. Temperature pickups are secured to controlled track section rails. Power accumulator output is connected to microcontroller and transmitter supply inputs.
EFFECT: higher validity of control.
SUBSTANCE: invention relates to control instruments. Proposed system comprises radiation source 2 and signal processor 3 and photo receiver 1 made up of level transducer 21 and receiving analyser system 11 including lens 13 and position-sensitive optical radiation receiver 15, arranged on control truck 9 arranged on track 10. Output of photo receiver 1 is connected to input of signal processor 3. Radiation source is arranged on at least one contact-wire line support 4 or other structure, and is made up of reference mark containing at least two modulated light diodes 5 and photo receiver (b) and radiation source control circuit connected to independent power supply input 7. Photo receiver unit comprises extra receive-and-analyse system 12, control module 17 including at least one light diode radiator 18, photo receiver 18 and data signal processing circuit 20 with its output connected with input of second processing unit 3 with third input connected to level transducer 21 rigidly coupled with photo receiver 1.
EFFECT: higher accuracy of measurement.
SUBSTANCE: invention relates to railway transport. Proposed method comprises measuring rails spacing by means of contact and contactless (laser) metres. Distances between rails measured by contact and contactless metres are compared. If discrepancy in readings of said metres falls below tolerance, mean arithmetic values is entered into memory. If discrepancy in readings of said metres exceeds tolerance for straight track section, readings of contactless metre are entered in memory. In control track curved section, track curve radius is defined.
EFFECT: higher accuracy of control.
6 dwg, 2 ex
SUBSTANCE: set of inventions relates to railway transport. Proposed method comprises measuring rail profile, track gauge and distance to rails with the help of beams of two laser senders arranged on track-tester car platform above the rails. Measured data is entered into onboard computer memory together with data on run time to determine departure from preset values. Laser senders are secured to turn around. Turn of laser senders is synchronised. Proposed track-tester car comprises two laser senders secured on car platform above the rails and connected via controller to computer. Said senders encased in protective enclosures arranged to turn relative the axis perpendicular to lengthwise axis of senders and are connected with, at least, one drive, e.g. hydraulic cylinder with rod.
EFFECT: higher accuracy of measurements.
11 cl, 10 dwg
SUBSTANCE: invention relates to railway transport. Proposed device comprises transducer of distance covered and displacement transducer to measure distance between rails, controller, processor and storage unit mounted on truck. Said truck comprises measuring rule with support and measuring wheels articulated with platform by means of hinged tie rod. Measuring wheel is spring loaded in direction opposite the support wheel and fitted on axle that can axially displace to get in contact with displacement transducer. Hinged tie-rod comprises pins coupled with angular turn transducers electrically connected with processor.
EFFECT: higher accuracy of measurements.
4 cl, 9 dwg
SUBSTANCE: invention relates to measuring technique, particularly to means of diagnostics for transport facilities with ICE and can be used at self-propelled special rolling stock used for repair and maintenance of railways in operation. Proposed system comprises microprocessor, interface between microprocessor and serial data transfer channel, tank fuel level metre, ambient temperature metre, transport facility assembly units and part performances control unit, location determination unit, sound synthesiser unit, unit to store data and transfer them to dispatcher station, multifunction display and microprocessor switching and control unit. Besides onboard diagnostics system comprises operating conditions determination unit and process conditions determination unit, both being communicated via microprocessor with unit to store data and transfer them to dispatcher station.
EFFECT: expanded performances, higher quality of railroad repair.
SUBSTANCE: invention relates to railway transport and can be used to control track state, namely for measuring dynamic deformability of rail bed and possible deviations of track. Proposed method comprises measuring track width with the help of optical pickups mounted on track measuring car and revealing defects of track attachment. Said optical pickups are mounted on track measuring car in three zones corresponding to different zones of load said car applies onto track in motion. Track width is consecutively measured by said optical pickups of every said zone. Two of said pickups are arranged on car ends and one is arranged between car running wheels. Track attachments defects are revealed allowing for measurements results provided by pickups of aforesaid three zones. All pickups are arranged in one plane. Optical pickups inquiry is performed at spacing making at least 25 cm in motion along track.
EFFECT: higher accuracy and reliability of control.
4 cl, 2 dwg
SUBSTANCE: opto-electronic system for monitoring spatial position of a railway track includes at least one radiation source, a measuring bogie mounted on the rail track on which there is a processing unit and a photodetector unit, optically connected to the radiation source. The radiation source can be installed on structures moved out of the boundaries of the rail track and lying on the path of the measuring bogie. The photodetector unit has two reception and analysis systems, a tilt sensor of the photodetector unit, a control module whose output is connected to the input of the processing unit, and other input to the output of the tilt sensor of the photodetector unit, and an indicator for movement of the measuring bogie past the radiation source, whose output is connected to the input of the control module.
EFFECT: increased accuracy of measuring spatial position of a railway track and possibility of monitoring the design position of the rail track simultaneously in two mutually perpendicular directions.
6 cl, 2 dwg
SUBSTANCE: method of monitoring a railway track involves steps on which: a line is illuminated from one end of the railway track to another; part of the light reflected from the track is received; a set of images are generated; the set of images is analysed; the set of images is compiled; corresponding geographical locations of the images are recorded; physical characteristics of a part of the railway track is displayed. A system which realises the method of monitoring a railway track and which is installed on a vehicle includes: at least one light source which is a laser lying next to the railway track for projecting a light beam from one end of the track to the other, one optical receiver lying next to the railway track. The optical receiver has a digital camera, one processor for analysing the set of images and determining geographical location of the set of images. The processor can compile the set of images and record the corresponding geographical location of the set of images.
EFFECT: simplification of the procedure of monitoring the state of a railway track.
70 cl, 12 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; permanent way.
SUBSTANCE: proposed device for checking condition of switch tongue includes movable and fixed members in form of tongue includes movable and fixed members in form of tongue and ties with adjoining and second stock rails secured on ties and it contains one tongue position pickup relative to adjoining stock rail designed for shunting track circuits of automatic block system. Device is furnished with stop shoe secured on fixed member of track and designed for limiting displacement of tongue along adjoining stock rail. Tongue position pickup is made in form of stationary and movable contacts. Used as stationary contact is said stop shoe which is electrically connected with adjoining stock rail and is electrically insulated from second stock rail. Movable contact is electrically connected with second stock rail being electrically insulated from adjoining stock rail and installed for power interaction with tongue and forming electric connection with stationary contact.
EFFECT: improved safety of traffic, enlarged functional capabilities of device.
5 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: railway transport.
SUBSTANCE: method comes to measuring vertical and horizontal accelerations of meter body and those of left-hand and right-hand axle boxes of one of its wheelsets, determining values of measured accelerations and components of vertical accelerations of axle boxes for preset fixed running speed, and comparing obtained values with tolerable values and determining minimum value of maximum running speed of meter on particular section of rail track. Proposed device contains covered part transmitter, initial data packet shaper, accumulator, filter unit, operator's panel, acceleration meters, speed meter, board time system, scaling unit, path irregularities detector, wheel out-of-roundness detector, body vibration intensity detector, maximum speed meter and report date packet shaper. Group of inventions provides determination, with high accuracy and reliability, values of accelerations appearing in main members of meter-path system and obtaining complex characteristics of dynamic interaction of rail track and running train.
EFFECT: simple design of device, low cost.
3 cl, 2 dwg
FIELD: railway transport; permanent way.
SUBSTANCE: invention relates to methods of checking and forecasting condition of rail track. According to proposed method, running course of body of track-testing car is measured by means of inertia navigational system installed under pivot of test bogie, and running hunting angle of test bogie relative to body is measured by means of angular displacement transducer. Then, using axle box-rail transducers, distance from flanges of corresponding wheels of bogie to rail heads are measured. Basing on obtained information , running courses of rail lines are calculated as running course of body minus running hunting angle of test bogie relative to body minus running angle of parallel misalignment of flanges of wheelsets of test bogie and heads of rail lines. Then running values of horizontal irregularities of rail lines are found as product of bogie base by deflection of running course of rail lines from running averaged courses of rail lines on bogie base calculated from courses of rail lines. Running radii of curvature of rail lines are found by dividing bogie base by measured increment of course angles of rail lines on bogie base.
EFFECT: provision of chordless (single point) method of checking leveling of rail lines.