76 results about "Rail inspection" patented technology

The invention discloses a control system and method for a steel wire traction type overhead rail inspection robot with a sliding contact line, and relates to the technical field of modern industry and infrastructure construction.The system comprises a steel wire traction control module and traction devices connected with the two ends of a rail through steel wires, the traction devices are provided with servo motors, and the servo motors are used for driving traction wheels to rotate; the movement control of the inspection robot along the track is realized; the sliding contact line power supply control module comprises a sliding contact line laid along the track and a power taking device carried by the inspection robot, and the sliding contact line is matched with the power taking device and used for providing continuous and stable power supply control for the inspection robot; the steel wire traction control module is further integrated with a steel wire tension real-time monitoring control unit, and the steel wire tension real-time monitoring control unit is electrically connected with the servo motor and used for dynamically adjusting the output power of the servo motor according to the tension data of the steel wire, so that the tension of the steel wire is kept within the preset optimal range. According to the invention, intelligent control of the inspection robot can be realized.

The utility model discloses a walking positioning device of a rail inspection robot. The walking positioning device is installed on a chassis of the inspection robot through an external installation assembly. The walking positioning device comprises a gear, a rack and an encoder. The rack is installed on a track where the inspection robot walks, the gear is meshed with the rack, and the gear is connected with the encoder through cooperation of a gear shaft and an encoder shaft; in the walking process of the inspection robot, the gear rotates to drive the encoder shaft to rotate; the walking positioning device further comprises a meshing pressure adjusting piece, and the meshing pressure adjusting piece acts on the gear so as to adjust the meshing pressure of the gear and the rack. According to the utility model, the detection precision of the inspection robot during walking is improved, the positioning is more accurate, the disassembly, assembly and debugging are convenient, the pressing force of the positioning device can be adjusted, the detection operation can be continued without returning to the original point under the conditions of power failure and restart, and the detection efficiency of the robot is improved.

This disclosure relates to an inspection trolley (10) of a hydraulic valve (1) for shutting off a flow into a body of water, the valve comprising: a body (2), a guide rail (5) and a counter-guide rail (4), a sealing plate (19) substantially parallel to the counter-guide rail (4) or to the guide rail (5), in which the inspection trolley (10) comprises: a guide train (11) and a counter-guide train (12), a measuring frame (7) disposed between the guide train (11) and the counter-guide train (12), a reference sensor (18) configured to measure a distance between the inspection trolley (10) and the sealing plate (19), a guide sensor (21) and / or a counter-guide sensor (22), and a means for measuring a distance between the inspection trolley (10) and a horizontal reference plane (25). Abbreviated figure: Fig. 2

The invention discloses a pull-type high-speed rail inspection device based on artificial intelligence, and the device comprises a multi-mode data collection assembly which integrates a high-definition camera, an infrared temperature sensor and a vibration sensor, moves along with the dragging of the device, collects the image, temperature and vibration data of a contact network and a rail in real time, and has a severe environment data noise reduction function; an AI intelligent processing unit; a digital twin mapping module; a dragging adaptation mechanism; and a data transmission and early warning terminal. According to the pull-type high-speed rail inspection device and method based on artificial intelligence, multi-dimensional data are stably collected through the multi-modal assembly and noise reduction is carried out, a DETR model optimized by the AI unit and semi-supervised learning are combined, the complex scene fault recognition accuracy is improved, millimeter-level fault mapping is achieved through the digital twin module, and the dragging mechanism is adaptive to different trains and damped; the data terminal guarantees communication and early warning, constructs a complete inspection link, reduces the omission ratio and the labor cost, and assists digital and intelligent upgrading of rail transit operation and maintenance.

The utility model provides a steel rail detection device, which comprises a base, a peripheral detection mechanism and an end detection mechanism, and is characterized in that the base is used for supporting a steel rail; the periphery detection mechanism is arranged on the base and used for detecting the quality of the periphery of the steel rail. The end detection mechanism is arranged on the base and used for detecting the quality of the end of the steel rail. The end detection mechanism and the peripheral detection mechanism are arranged on the base, the end detection mechanism can carry out quality detection on the end face of the steel rail, and the peripheral detection mechanism can carry out quality detection on the top face, the side face and the bottom face of the steel rail. The steel rail detection device can obtain the boundary dimension and appearance defect information of the end face of the steel rail and the boundary dimension and appearance defect information of the periphery of the steel rail, and can generate a three-dimensional profile diagram according to the information, so that the manual operation amount is reduced, and the detection efficiency of the steel rail is improved.

The invention discloses a walking mechanism of a rail hanging inspection robot and the robot, the walking mechanism comprises a driving wheel set (2), a driven wheel set (3), a robot body (4) and a pivotal bearing (5), the driving wheel set (2) and the driven wheel set (3) are used for being hung on a rail and are connected with the robot body (4) through the pivotal bearing (5), and the driving wheel set (2) and the driven wheel set (3) are used for being hung on the rail and are connected with the robot body (4) through the pivotal bearing (5); the driving wheel set (2) and the driven wheel set (3) can rotate relative to the robot body (4). The universality, the stability and the durability of the hanging rail inspection robot in a complex rail environment are provided.

This invention relates to the field of rail inspection technology and discloses an ultrasonic non-destructive testing device for safety monitoring of rails in high-speed rail transit. The device includes: a support frame, shaped like a groove; an ultrasonic detector disposed within the support frame; two rail wheels fixed to the bottom centerline of the support frame; the travel controller mounted on the support frame and used to control the travel speed of the rail wheels; a first telescopic movement unit disposed on one side of the two rail wheels; a second telescopic movement unit disposed on the side of the two rail wheels away from the first telescopic movement unit; and a control module electrically connected to the ultrasonic detector and the travel controller, the control module being used to control the travel controller based on the ultrasonic signals collected by the ultrasonic detector. This invention achieves coordinated optimization of detection and motion.

1. The name of the design product: track inspection robot. 2. The use of the design product: robot for inspection. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

The present application provides a track detector, which comprises a main beam assembly; the main beam assembly comprises a main beam piece, a first track surface running wheel and a first track gauge measuring wheel arranged on the left end of the main beam piece, and a left and right sliding unit arranged on the right end of the main beam piece and capable of sliding transversely along the main beam piece. When the track is in an arc state, the left and right sliding unit slides left and right relative to the main beam assembly, so that the first track gauge measuring wheel and the second track gauge measuring wheel can respectively contact the inner wall surface of the left and right tracks. Thus, the present application can obtain the real track gauge through one track gauge sensor. In addition, the side beam assembly can vertically float up and down relative to the main beam assembly, so that the first track surface running wheel and the second track surface running wheel can respectively contact the track surface of the left and right tracks. Thus, the present application can obtain the real super-elevation value and the horizontal value through one horizontal sensor, so that the number of sensors used by the track detector is small, and the system is simple and the measurement is accurate.

The invention relates to the field of high-pressure oil rail inspection, in particular to an automatic inner hole depth inspection and linkage marking system and method for a high-pressure oil rail, and the system comprises a fixing unit, a measuring unit, a marking unit and a control unit. The fixing unit locks the high-pressure oil rail. The measuring unit and the marking unit are installed near the fixing unit, and oil sprayer base inner hole depth inspection and high-pressure oil rail marking are completed. The control unit is connected to the fixing unit, the measuring unit and the marking unit. And for the detected high-pressure oil rail, the control unit uses the marking unit to mark the high-pressure oil rail. On the contrary, only detection disqualification is prompted. The invention also comprises a method. According to the invention, automatic depth inspection of the fuel injector seat and automatic marking linkage and inspection are realized, and only qualified products are marked, so that the labor cost is greatly saved, missing inspection and result judgment errors caused by manual judgment of inspection results are reduced, the inspection quality is improved, and unqualified products are prevented from entering the next process. And unqualified products can be effectively prompted.

This utility model discloses a rail coating thickness measuring instrument, relating to the field of rail inspection technology. The instrument includes a mounting plate, a testing mechanism, and a positioning mechanism, with a rail body positioned below the mounting plate. The instrument moves along the rail body via casters on the mounting plate, eliminating the need for manual operation. This significantly reduces the physical strain and difficulty of prolonged hand-held operation and avoids positional shifts and data fluctuations caused by hand tremors, ensuring the stability and accuracy of coating thickness measurement data. It is particularly suitable for continuous testing of long-distance rails, minimizing interruptions. Simultaneously, guide wheels embedded in grooves on both sides of the rail body provide precise positioning for the thickness measuring instrument as it moves the mounting plate, preventing lateral shift during testing.

The present application relates to a kind of compact rail inspection trolley, by double-wheel part A, foldable part B and single-wheel part C, double-wheel part A, foldable part B and single-wheel part C are sequentially connected, and constitute T-shaped structure rail inspection trolley main body;Tray part of double-wheel part A is installed on push rod installation adjusting limiting plate by push rod part, recessed connecting shaft sleeve is provided on the BC connecting plate of foldable part B, recessed connecting shaft sleeve and convex connecting shaft sleeve are connected by connecting shaft, foldable part B rotates around connecting shaft to realize folding and unfolding assembly function, prism prism column part is installed at prism column installation groove, when foldable part B is rotated to folding position, prism prism column part can be placed in the inner cavity of foldable part B, double-wheel part A is stacked on the upper part of folding part;The present application is quickly and conveniently disassembled, and after folding storage, external size greatly reduces, so that the external size of transport box is small, small in size, light in weight, and convenient to use, move and transport.

The invention belongs to the technical field of fan operation and maintenance, and particularly discloses a fan cabin hanging rail inspection robot multi-sensor cooperative detection method and system, multi-physical field data can be synchronously acquired through a multi-modal sensor array, and the data quality can be improved by performing layered preprocessing and cooperative calibration on the multi-physical field data. Reliable data support is provided for fault diagnosis; a diagnosis model fusing a graph neural network and an attention mechanism is adopted, the fault type under multi-factor coupling can be accurately recognized, and the intelligent level of operation and maintenance of a fan cabin is improved; the method can achieve the automatic recognition of fault types, fault degrees and fault related factors, provides a visual fault diagnosis result for operation and maintenance personnel, facilitates the operation and maintenance personnel to carry out the operation and maintenance work in a targeted manner, reduces the operation and maintenance difficulty and cost, and improves the operation and maintenance efficiency of a fan cabin. The adaptability and the expansibility are high, the operation and maintenance requirements of the fan cabin under different working conditions can be met, and the wide engineering application prospect is achieved.

This utility model provides an intelligent turnout inspection device, belonging to the field of turnout inspection technology. This intelligent turnout inspection device includes sleepers and rails. An inspection vehicle is mounted above the rails. An equipment slot is formed on one side of the inspection vehicle, and a high / low insertion inspection mechanism is installed inside the equipment slot. A rail inspection mechanism is installed on one side of the high / low insertion inspection mechanism. When an unevenness occurs at the connection point of two rails, the contact frame moves upward, causing the first and second socket brackets to rotate on the outer surface of the fixed shaft towards the housing. This, in turn, causes the movable plate and the clamping plate to move towards the interior of the housing, so that the bottom surface of the clamping plate contacts the contact sensor. The contact sensor transmits a signal to the server to form a mark. By using the speed of the inspection vehicle, the approximate area can be calculated, allowing maintenance personnel to be dispatched for repairs, thus improving the efficiency and accuracy of the inspection.

1. The name of the design product: track inspection robot. 2. The use of the design product: for track inspection operation. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The utility model relates to the technical field of warehouse logistics, and discloses a warehouse overhead rail inspection device which comprises an overhead rail assembly. The upper mounting assembly is in sliding fit with the hanger rail assembly and comprises a base, a controller and a walking mechanism, the controller and the walking mechanism are arranged in the base, and the walking mechanism is used for driving the base to slide along the hanger rail; the lower mounting base is arranged below the upper mounting assembly and connected with the base through a lifting mechanism, and a sliding connection groove is formed in the bottom of the lower mounting base; the detachable camera unit comprises an image collector and a butt joint part arranged at the upper end of the image collector, an assembly opening allowing the butt joint part to transversely move in and out is formed in the sliding connection groove, and the butt joint part is embedded in the sliding connection groove in a sliding mode in the horizontal direction. According to the warehouse overhead rail inspection device, through cooperation of the butt joint part and the sliding connection groove of the detachable camera shooting unit, rapid disassembly and assembly of the camera shooting unit are achieved, meanwhile, the butt joint part is embedded in the sliding connection groove in the horizontal direction in a sliding mode, the stability and reliability of installation are guaranteed, and the stability of the camera shooting unit during frequent lifting is also guaranteed.

The utility model provides a composite reader-writer for high-speed rail equipment inspection, which relates to the technical field of high-speed rail inspection and comprises a reader-writer body, a radio frequency chip is embedded and fixedly mounted on the surface of the reader-writer body and close to the center of the top, a core processor and a storage chip are mounted in the reader-writer body, and the core processor is connected with the storage chip. A U-shaped groove is formed in the position, close to the top edge, of the rear wall of the reader-writer body, a U-shaped plate is embedded into the U-shaped groove, a USB interface and a charging hole are formed in one side wall of the reader-writer body, and a power state lamp is installed on the position, between the USB interface and the charging hole, of one side wall of the reader-writer body; according to the utility model, an inspector carries the composite reader-writer to inspect various devices along a high-speed rail or in a station, the RFID tags on the devices can be read, the basic information and the operation state of the devices can be obtained, and the faults and the potential safety hazards of the devices can be found in time, so that the effect of improving the inspection efficiency and the inspection accuracy can be achieved.

The invention discloses a rail transit turnout control fault intelligent detector, which relates to the technical field of rail transit equipment and comprises a plurality of sleepers, stock rails A, B and C are fixedly connected onto the sleepers respectively, two switch rails are fixedly connected onto the sleepers, a railroad switch is arranged on one side of each sleeper, four transmission connecting rods are fixedly connected onto the railroad switch, and the transmission connecting rods are fixedly connected onto the railroad switch. The fault detection assembly comprises a railway inspection vehicle, the railway inspection vehicle is arranged on the stock rail A, and a vehicle handle is fixedly connected to the railway inspection vehicle; through operation of the fault detection assembly, the rail transit inspection vehicle capable of automatically and continuously moving is designed, the fit degree and the height difference are detected, visible signals and audible signals are fed back and reminded to inspection personnel, linear pigment visible signals with different colors are marked, the operation and the moving process are carried out synchronously, pause is not needed, and the working efficiency is improved. The problem of discontinuous limitation of manual detection is solved, and a continuous operation mode of mobile detection is realized.

The invention relates to the technical field of rail detection and maintenance, and discloses a rail flaw detection audio and video automatic synchronization merging and filing method, equipment and a medium. The method comprises the following steps: S1, acquiring a multi-channel audio and video file which is generated by flaw detection operation and is configured with standardized identification information through a processing end; s2, analyzing the standardized identification information and then establishing a position group, a time group and a type group; s3, establishing a file global time reference in the same time group, and respectively complementing time intervals for the audio and video files in the group; s4, merging the multiple paths of audio and video files after completion of the time interval to generate an output file, and generating a merged file name including the standardized identification information; and S5, uploading the output file to a server, and binding and filing the output file and the corresponding flaw detection operation record. According to the invention, a traditional low-efficiency mode of manually copying and splicing audios and videos is replaced by full-process automatic operation, the labor cost can be saved, and the processing efficiency is improved.

The invention provides a rail detector. The rail detector comprises a main beam assembly; the main beam assembly comprises a main beam piece, a first rail surface walking wheel and a first gauge measuring wheel which are arranged at the left end of the main beam piece, and a left-right sliding unit which is arranged at the right end of the main beam piece and can transversely slide along the main beam piece. When the track is in an arc state, the left-right sliding unit slides left and right relative to the main beam assembly, the first track gauge measuring wheel and the second track gauge measuring wheel can make contact with the inner wall faces of the left track and the right track correspondingly, and therefore the real track gauge of the track can be obtained through one track gauge sensor; in addition, the side beam assembly can vertically float up and down relative to the main beam assembly, so that the first rail surface walking wheel and the second rail surface walking wheel can be in contact with the rail surfaces of the left rail and the right rail respectively, the actual superelevation value and the horizontal value of the rail can be obtained through one horizontal sensor, the number of sensors used by the rail detector is small, and the detection accuracy is high. And the effects of simple system and accurate measurement are achieved.

The application provides a walking driving structure of a hanging rail inspection robot, and belongs to the technical field of hanging rail robots. The walking driving structure comprises a slide rail component, an inspection assembly, a same-side connecting component, a speed matching switching assembly, a speed matching driving assembly, an elastic slide column component and a compensation slide sheet assembly. The slide rail component is composed of a linear slide rail and an arc-shaped slide rail. The top ends of the inspection assembly are provided with rollers on both sides, which are slidably connected with the slide rail component. The switching slide seat is transversely slidably connected in the main shell, so that the constant-speed gear and the non-constant-speed pinion and the non-constant-speed gear are meshed and switched between the rotating gears, and are synchronized. The bottom transmission gear connected with the constant-speed gear can also be meshed and switched between the two groups of driving gears rotating in the same direction, so as to improve the flexibility of the meshing connection between the gears. The compensation slide sheet assembly is used for eliminating the problem of poor progress caused by the intersection of the section of the outer slide groove in the arc-shaped slide rail and the roller during the sliding process of the inspection assembly in the arc-shaped slide rail.

The invention relates to the technical field of steel rail detection, in particular to a steel rail corrugation feature extraction method and device, terminal equipment and a storage medium, and the method comprises the steps: synchronously collecting a vibration signal and a noise signal in a train body through a sensing terminal integrated in a passenger train; performing time domain analysis, frequency domain analysis and time-frequency domain analysis on the vibration signal to obtain vibration signal characteristics, and performing time domain analysis, frequency domain analysis and time-frequency domain analysis on the noise signal to obtain noise signal characteristics; respectively carrying out standardization processing on the vibration signal characteristics and the noise signal characteristics, and splicing the standardized vibration signal characteristics and the noise signal characteristics to form vibration and noise fusion characteristics; and inputting the vibration and noise fusion features into a trained convolutional neural network model, and identifying and outputting steel rail corrugation wavelength and wave depth information at a corresponding mileage position. And through vibration and noise dual-signal fusion, the information complementarity is enhanced, and a richer discrimination basis is provided.

A kind of rail tunnel vault settlement dynamic monitoring device, including at least one monitoring tag, the monitoring tag is arranged at the monitoring point of tunnel vault;Intelligent inspection vehicle, it includes inspection vehicle body, the inspection vehicle body is along rail inspection, and the settlement monitoring terminal that can perceive monitoring tag, positioning monitoring point, complete ranging, according to the settlement of current monitoring point condition calculated from ranging result is arranged on the inspection vehicle body.The monitoring device of the present application can reduce monitoring cost, improve monitoring efficiency and accuracy;Intelligent inspection vehicle is along rail inspection, can realize dynamic monitoring, its speed is fast, can improve monitoring efficiency, its vibration is small, can guarantee ranging accuracy.

The utility model belongs to the technical field of robots, and particularly discloses an unlocking and pressing integrated device, which comprises an unlocking and pressing assembly, a driving wheel seat, a driving wheel seat, a driving wheel seat, a driving wheel seat and a pressing wheel seat, the driving execution assembly is connected with the unlocking and pressing assembly, and the unlocking and pressing assembly is driven to eliminate pressure applied to the driving wheel seat; when the unlocking and pressing assembly exerts pressure on the driving wheel seat, a pressing state is formed, and the driving wheel abuts against the guide rail in a friction mode. When the unlocking and pressing assembly eliminates pressure on the driving wheel seat, an unlocking state is formed, and the driving wheel is separated from the guide rail. The unlocking and pressing assembly is adjusted to be changed into the unlocking state from the pressing state, friction between the driving wheel and the guide rail is avoided, and therefore energy consumed by the rail-mounted rescue robot is reduced, and the rail-mounted inspection robot is dragged to the designated position. The utility model further discloses the hanging rail inspection robot.

A rail inspection device is provided. The rail inspection device includes: a drive part configured to drive on a lower rail; side wheels configured to rotate such that the drive part moves in a first direction on the lower rail, wherein the side wheels are provided on two side surfaces of the drive part opposite to each other in a second direction that intersects the first direction; upper wheels provided on an upper surface of the drive part and configured to rotate in contact with a branch guide rail provided above an upper portion of the drive part; a body connected to a lower surface of the drive part in a third direction that is perpendicular to the first direction and the second direction; and an inclination sensor provided on the upper surface of the drive part and configured to measure an inclination of the body.

1. The name of the design product: track inspection robot. 2. The use of the design product: in unattended environment, complete the monitoring and inspection task of equipment and environment. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The invention relates to the technical field of railway track inspection, in particular to an operation monitoring method and system for a high-speed railway intelligent track inspection operation robot. Track turnout state data and earthquake influence data are combined, abnormal conditions of track passing detection conditions are analyzed, and according to the analysis result, the track turnout state data and the earthquake influence data are analyzed; analyzing the execution environment threat degree of the post-earthquake track inspection task of the robot; in combination with the body operation data of the robot and the track turnout state data, the body operation control abnormal condition of the post-earthquake track inspection operation task of the robot is analyzed; based on the execution environment threat degree of the post-earthquake track inspection operation task of the robot and the body operation control abnormal condition, the track inspection operation risk of the post-earthquake track inspection operation task of the robot is evaluated; the robot emergency braking early warning is realized according to the evaluation result, so that the operation safety of the inspection robot in an earthquake destructive environment is guaranteed, and the intelligent level of the high-speed railway post-earthquake rail inspection operation is remarkably improved.

The invention relates to a coal conveying belt double-circular-rail inspection robot and a voiceprint fault early warning method. The coal conveying belt double-circular-rail inspection robot comprises an inspection robot body and circular pipe rails. The top of the inspection robot is rotationally connected with walking wheels, and the walking wheels are in rolling connection to the circular pipe track. The inspection robot is hung below the double-circular-tube track through the walking wheels; a voiceprint fault detection early warning device is arranged in the inspection robot, the voiceprint fault detection early warning device comprises a microphone array, a camera, an infrared sensor and a control panel, the control panel is installed in the inspection robot, and the microphone array, the camera and the infrared sensor are installed on the outer side of the inspection robot and connected with the control panel; the control panel is connected with a robot management and control platform through signals. The double-round-pipe track has the advantages that coal ash adhesion is reduced by the aid of the round-face corner-free characteristic, and the problem that the inspection efficiency and the service life of the track are affected by robot operation clamping stagnation due to the fact that a traditional single-rail or I-steel track is prone to accumulation of coal ash and slag bonding is solved.