149 results about "Light rail" patented technology

The invention discloses a light rail vehicle safety monitoring system based on multi-sensor fusion, and relates to the technical field of light rail vehicle safety monitoring, the system is composed of a plurality of functional modules, and the system comprises a multi-mode sensing module for capturing images of the surrounding environment of a light rail in real time and delimiting a visual mark area; performing three-dimensional scanning on the visual marking area, generating environment point cloud data in real time, and acquiring a dynamic object distance by using a Doppler compensation algorithm; the data processing module is used for calculating object deformation between adjacent frames by adopting an optical flow method and a CNN deformation detection network; carrying out object relative motion calculation according to object shape analysis; carrying out instance segmentation based on MaskR-CNN, and outputting an object contour; meanwhile, a dynamic target clustering algorithm is used for conducting multi-target tracking on the object contour, and three-dimensional coordinates and motion vectors of the object are output in combination with environment point cloud data; and the fusion and analysis module performs time synchronization based on the PTP protocol.

The invention, which relates to the technical field of light rail illumination, discloses an anti-glare interference light rail night driving illumination system comprising an environmental data acquisition module, a data preprocessing module, an intelligent analysis decision module, an illumination adjustment execution module and a feedback monitoring module. Through cooperative work of the environment data acquisition module, the data preprocessing module, the intelligent analysis and decision module, the illumination adjustment execution module and the feedback monitoring module, comprehensive perception and intelligent adjustment of the light rail night driving environment are realized, especially in the aspect of glare interference, the system can accurately identify a glare area, and the glare interference is reduced. The brightness, the color temperature and the light color of the lighting system are automatically adjusted, interference of glare on vision of a driver is effectively avoided, the risk of traffic accidents is reduced, meanwhile, the system can flexibly adjust lighting strategies according to different weather conditions and different driving road sections, it is ensured that the light rail can keep good lighting effects in different environments, and the lighting effect is good. And the safety of night driving is improved.

The invention discloses a light rail tail lamp lighting system, which relates to the technical field of rail traffic lighting and comprises a data acquisition module, an intelligent control module, a driving adjustment module and a lighting display module. The data acquisition module is composed of an ambient light sensor, an acceleration sensor, an operation data interface and a positioning sensor, the ambient light sensor regularly monitors light intensity, converts the light intensity into an electric signal, processes the electric signal and then transmits the electric signal, and the acceleration sensor detects acceleration according to frequency and converts the acceleration into an electric signal for output; by monitoring the external light intensity in real time and automatically adjusting the brightness and the flicker frequency of the tail lamp according to the real-time running state and the position of the light rail, the intelligent lighting control mode ensures that the tail lamp always keeps good visibility in the complex and changeable running environment, surrounding vehicles and pedestrians are effectively warned, and the safety of the light rail is improved. And the driving safety of the light rail is greatly improved.

Light track system (100) for reversible installation in an outdoor area, wherein the light track system (100) comprises an LED body (10) with a casing (12) as well as with an LED strip (18) comprising individual LEDs (20) and a luminous surface (14) as well as a mounting unit (200) and a receiving profile (22), such that the LED body (10) is reversibly arranged in the receiving profile (22) by means of the mounting unit (200), wherein the mounting unit (200) is designed as grooves (16) or longitudinally extended lugs on respective side surfaces of the shell (12) wherein the LED strip (18) is embedded in a potting compound (30) within the casing (12) of the LED body (10) using a silicone nozzle wherein the LED body (10) is connected to the mounting profile (22) to form the light rail system (100) by clipping the cover (12) into the mounting profile (22), wherein a magnet (32) is arranged in a lower part of the receiving profile (22), wherein the lower part of the receiving profile (22) is separated from an upper part of the receiving profile (22) by a separating sole (34), wherein a magnetically conductive metal rail (36) is arranged on the separating sole (34) and the casing (12) is arranged on the metal rail (36), wherein a further magnet (32') is arranged inside the casing (12), and wherein the further magnet (32') as well as the LED strip (18) and the LEDs (20) are encased in the silicone potting compound (30).

The utility model provides an ultra-wide large-span composite beam bridge which comprises a foundation, two side piers, two middle piers and a steel concrete composite beam, the steel concrete composite beam is composed of a steel main beam, a UHPC bridge deck slab and concrete, and the steel main beam is erected on the side piers and the middle piers; the thickness of the UHPC bridge deck slab is 6-10 cm, the steel main beam comprises a closed steel box and a cantilever arm, a motor vehicle lane and a pedestrian and non-motor vehicle lane are arranged on the UHPC bridge deck slab, and steel beam bottom plates of the two middle piers are combined with concrete. The utility model provides an ultra-wide and large-span combined beam bridge which can be suitable for a highway-rail combined bridge with the span of more than 200m and the ultra-wide bridge width, the bridge width meets the requirements of two-way eight-lane and two-lane light rails, a pedestrian and non-motorized vehicle lane can be arranged, the utilization efficiency of the bridge is improved, and the beam bridge structure is more attractive; and the development of the ultra-wide and large-span composite beam bridge is promoted.

The invention relates to a light rail type three-dimensional cutting device and a machining method thereof, and belongs to the technical field of steel structure cutting. The light rail type three-dimensional cutting device comprises a cutting main machine, a guide rail is arranged at the lower end of the cutting main machine, and electromagnet blocks magnetically connected with a workpiece to be machined are arranged on the two sides of the lower end of the guide rail; a cutting torch is arranged on the side edge of the cutting main machine, a transverse rack is arranged between the cutting torch and the cutting main machine, a cutting torch seat capable of transversely moving along the transverse rack is arranged between the transverse rack and the cutting torch, a vertical rack for driving the cutting torch to move up and down is arranged in the cutting torch seat, and a lifting knob meshed with the vertical rack in a tooth form mode is arranged on the cutting torch seat. The device has the advantages of compact structure, convenience in operation, good running stability, time saving and labor saving. Movement and flame size of the flame cutting gun are accurately controlled through a numerical control system, metal materials are cut through heat generated by combustion of oxygen and fuel gas, and the flame cutting device is suitable for cutting large-thickness carbon steel plates and low in cutting cost.

A bogie for a rail-based vehicle, such as a train or tram. The bogie comprises one or more rail wheel arrangements, each having two rail wheels. The rail wheels are driven by a motor arrangement, comprising one or more electrical motors. The operation of the motor arrangement is controlled by alternating signals provided by an inverter arrangement formed in the bogie. The inverter arrangements converts a direct current (power supply) to one or more alternating currents, or one or more alternating current power supplies, for controlling the torque applied by the electrical motor(s) of the motor arrangement.

The present invention discloses a method and system for dynamically adjusting the operation plan for comprehensive line energy conservation. The method includes: S1) Compiling an energy-saving operation diagram; S2) Loading the energy-saving operation diagram into the train automatic monitoring system, and the train operates according to the plan in the energy-saving operation diagram. During the train operation, adaptive adjustment for train operation energy conservation is carried out to optimize the energy-saving operation diagram; S3) Dynamically adjusting the train operation plan according to the optimized energy-saving operation diagram. The present invention especially solves the problem of the utilization of regenerative energy in different power supply zones within the line. By compiling the operation diagram based on historical operation data and dynamically adjusting the actual train operation plan, the maximization of the overlapping period of train operation traction and braking within the line is achieved, thereby realizing the maximization of the utilization of regenerative energy. The present invention can be applied to projects such as urban rail transit, suburban rail transit, and light rail. The purpose of the present invention is to make full use of the regenerative energy generated by train braking to achieve the goal of energy conservation for train operation within the line.

The utility model discloses a roller passing mechanism, and relates to the technical field of lithium battery membrane material conveying equipment, the roller passing mechanism comprises a light rail, two steel plates are fixedly arranged at the two ends of the light rail, a fixing groove is formed in the end, away from the light rail direction, of each steel plate, and a guide shaft parallel to the light rail is arranged between the two steel plates; the two ends of the guide shaft are matched with the corresponding fixing grooves, and a passing roller is rotationally arranged on the outer side wall of the guide shaft. According to the lithium battery membrane material conveying device, the passing roller rotates around the guide shaft, and lithium battery membrane materials are conveyed. The steel plate and the light rail are welded, so that the manufacturing process is simplified, installation is facilitated, a stable overall structure is formed, and the overall assembly precision is guaranteed.

The present invention discloses a multi-directional static load test device for light rail supports, comprising a loading system, an auxiliary tooling, a support member, and a connecting tooling, wherein the loading system is connected above the auxiliary tooling, the connecting tooling is connected below the auxiliary tooling, the auxiliary tooling is used to install a movable support and a fixed support, the support member is used to support the movable support and the fixed support, and is capable of controlling the inclination angle of the movable support and the fixed support. The beneficial effect of the present invention is that by setting the support member to adjust and control the inclination angle of the movable support and the fixed support, the loading system located above can perform pressure tests on the movable support and the fixed support at different angles, making them basically the same as actual application conditions, improving the accuracy of the test results, and enhancing the reference value.

1. Name of the Design Product: Rail Vehicle Air Conditioner. 2. Use of the Design Product: Installed on rail vehicles such as subways and light rails for adjusting the temperature and humidity inside the rail vehicle. 3. Design Key Points of the Design Product: Lies in the shape of the product. 4. Picture or Photo that Best Illustrates the Design Key Points: Perspective view.

The invention relates to the technical field of rail transit equipment, and particularly discloses a multifunctional inward-bending bow beam for rail transit equipment, which comprises a beam body, connecting end blocks are arranged at the left end and the right end of the beam body, the beam body and the connecting end blocks are integrally formed and are in an inward-bending shape, and the beam body and the connecting end blocks are formed by compounding a plurality of layers of carbon fiber prepregs. A plurality of second penetrating holes are formed in the upper end direction and the lower end direction of the middle portion of the beam body, rectangular holes are formed in the left end direction and the right end direction of the two connecting end blocks, bolt holes are formed in the front ends of the connecting end blocks and communicate with the rectangular holes, a module mounting component is arranged at the middle end of the beam body, and fixing components are arranged at the outer ends of the two connecting end blocks. The module mounting component comprises a connecting sleeve which is in a U shape, and the module mounting component is suitable for a vehicle body structure supporting component of rail transit equipment such as a high-speed train, a light rail and a subway, and has the functions of light weight, high strength, fatigue resistance and dynamic deformation monitoring.

The invention relates to a truss robot control mechanism, a truss robot control method, an electric control system and an electric control method. The control mechanism comprises a driving unit and a control unit, wherein a servo motor is connected with a roller through a planetary reducer to drive the truss to move along the light rail; the synchronous belt assembly comprises two synchronous belts which are parallel to the light rail and are fixed on two sides of the light rail; according to the position detection unit, a magnetic encoder is fixed to a truss end beam through an installation support, and a synchronous belt wheel is arranged on a magnetic encoder shaft and meshed with a synchronous belt. And the control module is used for receiving the position feedback signal of the servo motor and the calibration signal of the magnetic encoder, adjusting the output of the servo motor in real time by comparing the difference between the two signals, and eliminating the slip error of the roller.

1. The name of this design product: public seat (light rail entrance). 2. Purpose of the product of this design: a seat for rest in public areas. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: Stereoscopic diagram 1.

The utility model discloses a light rail vehicle door anti-collision buffering auxiliary device in the field of vehicle door auxiliary equipment, which comprises a carriage door frame, a hidden groove is arranged at the top of the carriage door frame, a control component is arranged in the hidden groove, clamping grooves are symmetrically arranged at the bottom of the carriage door frame, anti-collision components are hinged in the clamping grooves, and the anti-collision components are electrically connected with the control component. Carriage doors are symmetrically arranged on the carriage door frame in a sliding fit mode, buffering grooves are formed in the sides, close to each other, of the carriage doors, buffering assemblies are arranged in the buffering grooves, and air bag assemblies are arranged on the buffering assemblies. The anti-collision device is simple in structure, and the problem of safety accidents caused by clamping and colliding with a vehicle door due to forced plugging is solved through the arrangement of the anti-collision assembly and the buffering assembly.

The invention discloses a light rail robot four-wheel-drive motion control system and method, and relates to the technical field of robot control. The method comprises the steps that robot state information is collected, and the wheel end slip rate is calculated; the curvature and gradient of a front track and the surface dry and wet state are identified based on a visual system, a laser radar and infrared imaging; establishing a simplified dynamic model according to a track state and a vehicle state, and optimizing and planning a motion control strategy in a limited time domain by adopting a model predictive control (MPC) method; monitoring changes of the slip rate, the attitude angle and the friction coefficient in real time, judging effectiveness of a control strategy by optimizing a trigger function, and triggering re-planning if deviation occurs; and constructing a target fusion weight optimization function, and screening and outputting a final optimal control strategy. According to the method, the operation stability, the energy efficiency ratio and the intelligent decision-making capacity of the light rail robot in complex rail environments such as curves, ramps and wet and slippery environments can be improved, and the method has good engineering application prospects.

The utility model provides a headlamp body structure suitable for a low-floor light rail vehicle, which comprises a lamp body, the lamp body is formed by die-casting aluminum alloy, the designed wall thickness is 4mm, an embedded thread sleeve is not used in the forming process, but a self-tapping thread sleeve mode is adopted, the mode can avoid part defects caused by long die-casting time and uneven temperature in the forming process, and the product quality is improved. Compared with a lamp body made of a PC material, the service life of the PC material is only 1-2 years in a high-temperature and high-humidity environment, the service life of the aluminum alloy die-casting formed lamp body is 16 years or even longer, and only the lampshade and the internal modules need to be replaced when the aluminum alloy die-casting formed lamp body is erected and repaired for 8 years, and the lamp body does not need to be replaced; the lamp body is installed on the front face, the mode that the whole lamp is installed on the back face and overhauled on the front face is changed into the mode that the whole lamp is installed on the front face and overhauled on the front face, the overhaul and maintenance time is shortened to be within one hour from eight hours, the overhaul time is saved by more than seven hours, later overhaul and maintenance are facilitated, and cost is saved.

The utility model relates to the technical field of constructional engineering, and discloses a full-automatic tensioning machine which comprises a hot rolling light rail, a lifting platform is connected to the hot rolling light rail in a sliding mode and can slide in the length direction of the hot rolling light rail, and a double-shaft moving device is arranged at the lifting end of the lifting platform. An elastic platform used for automatic alignment of a tensioning screw rod on the model is arranged at the moving end of the double-shaft moving device, and an automatic threading assembly is arranged on the surface of the side, away from the double-shaft moving device, of the elastic platform and used for being rapidly connected with the tensioning screw rod on the model. The prestress tensioning device has the advantages that various functions of lifting, double-shaft moving, automatic alignment, automatic threading, tensioning, automatic locking and the like are integrated, the whole-course automation of the prestress tensioning process is realized, the labor intensity of operators is greatly reduced, the working efficiency is improved, meanwhile, construction errors caused by human factors are reduced, and the practicability is higher.

The invention relates to the technical field of road traffic fire protection, and discloses an all-terrain traffic accident disposal practical training base, which comprises a simulation tunnel arranged on one side in the base and comprising an arched tunnel section and a rectangular tunnel section which are communicated with each other; the simulated road comprises an entrance intersection area, an entrance channel, a long road section and a bridge section; the system comprises a simulated light rail, a falling simulation area, a simulated underground garage and a simulated river. According to the invention, an all-terrain and multi-scene comprehensive road traffic accident handling base is designed for the actual needs of road traffic fire-fighting practical training, various traffic road terrains and traffic reality scenes are simulated and arranged in the base, the training scenes are comprehensive and sufficient, the spatial position layout is reasonable and compact, the training effect and efficiency can be improved, and the practical training effect and efficiency can be improved. On the premise of ensuring sufficient setting of the simulated terrain scene, the occupied ground space is reduced to the greatest extent, and the construction cost is saved.

In a coupler (1) for a multi-carriage light rail vehicle, such as a tramcar, a coupler head and a pivot bearing having a substantially vertical pivot axis are provided at opposite ends thereof. An actuation cylinder (4) is provided to rotate the coupler (1) about a pivot axis (3A) between a neutral position and a first angular position. The tensioning device (5) is functionally arranged between the actuating cylinder (4) and a part of the coupling (1) or between the actuating cylinder (4) and a cabin of the vehicle. In the first angular position, the coupling head (2) can be pivoted rearward about the joint (6) into a parking position. Tensioning device (5) allowing rotation of coupling (1) beyond first angular position into second angular position

This invention relates to an automatic feeding and discharging device for laminating furnaces, specifically a device and its implementation method for laminating furnaces used in laminated glass production. The device comprises an upper frame, a lower frame, and a light rail mounted on the upper frame. A scissor-type support is hinged to the upper and lower frames at its upper and lower ends respectively. A fixed seat is mounted on the connecting beam on the other side of the scissor-type support. The drive shaft of a lifting motor extends to both ends and passes through the ends of the scissor-type support. The lower frame has guide rail grooves formed by channel steel structures on both sides. A track wheel is mounted on the outside of the scissor-type support, and the track wheel mates with the guide rail groove. A gear is mounted on the inside of the scissor-type support. A rack is mounted on the crossbeam of the lower frame to mate with the gear. A chain meshes with a double-row sprocket and also mates with a chain guide rail. This device improves the automation level of the laminating furnace feeding and discharging process, thereby increasing the efficiency of laminated glass production.

The utility model discloses a raw silk color matching device, comprising two hanging frames, a light source positioning track and a light source positioning hanging frame, the bottom end of the light source positioning hanging frame is movably connected with a color matching light source, a color matching moving trolley is arranged directly below the color matching light source, and the surrounding side and the bottom of the color matching moving trolley are covered to form a trolley cover, and a color matching light blocking ring rail and a color matching light blocking curtain are fixedly installed around the light source positioning track; the color matching light source can be adjusted in two directions, and the requirements for light during color matching can be better met; in addition, the color matching light blocking curtain can block the interference of external light on the eyes of workers, and at the same time, obvious color difference is formed with the trolley cover and the raw silk package, so that the different-colored silk packages are more prominent, which is helpful to improve the color matching efficiency and quality; when the color matching operation is not performed, the color matching light source can be moved above the space, thereby reducing the occupation of the indoor space of the factory building, so as to release the space for implementing other operations, thereby improving the utilization rate of the factory building.

The invention discloses a positioning welding device for buckling a vehicle body and a chassis, comprising a track and a sliding positioning device; the track is a parallel track; a plurality of sliding positioning devices are arranged on the track; the sliding positioning device comprises a sliding chassis, a positioning frame mounted on a rotating shaft and a telescopic positioning pin; the sliding chassis is arranged on the track; a track wheel set is arranged at the lower part of the sliding chassis to roll on the track; a chassis crossbeam is arranged at the upper part of the sliding chassis; a chassis limit pin hole is arranged on the chassis crossbeam; the positioning frame mounted on the rotating shaft is arranged on the sliding chassis across the track and rotates relative to the sliding chassis; the positioning frame mounted on the rotating shaft is provided with positioning feet at both ends of the track; a telescopic positioning pin is arranged at the upper end of the positioning foot; and a sliding limit device is arranged on the side of the track. In this case, the chassis is accurately positioned on the light rail track, and the flexible sliding is used to realize the accurate positioning and free adjustment of the chassis and vehicle body welding buckle, thereby improving work efficiency, reducing labor intensity, and convenient operation greatly reduces investment costs.

The invention discloses an intelligent management method and system for a nickel-hydrogen battery pack in a light rail train, and relates to the technical field of battery management, and the method comprises the steps: obtaining a current-day operation timetable, a real-time scheduling instruction and a current charging and discharging amount of the train, and generating a dynamic charging and discharging demand; acquiring train front route information, and matching an optimal charging power curve in advance; the target area temperature and the target lighting requirement in each compartment are obtained, and dynamic load distribution is carried out; obtaining monomer temperature data, monomer current integration and historical cycle data of the battery pack, obtaining a battery health state value, and performing real-time early warning; the battery heat dissipation loop and the air conditioner refrigerant loop work cooperatively; and the recovered energy is subjected to graded recovery. The method has the effect of improving the efficiency and intelligence of battery pack management.

The invention discloses a pocket-size outdoor switch and control mechanism with a grounding function. The outdoor switch and control mechanism with the grounding function comprises a switch body with a grounding function, a transmission part and an electric control box. The invention discloses an outdoor grounding switch and a control mechanism. A switch body is composed of a machine base part, a conductive part and a grounding part. The base part is composed of a base, a main shaft, a middle swing rod and a grounding part. A transmission component is in butt joint with a self-made energy-saving mechanical ball distance-limiting safety coupler at an upper port of a control box below through a coupler and a transmission rod, namely a double-end cross-shaped spline telescopic universal joint, wherein the constant-angular-velocity bevel gear pair is arranged at the output shaft end of a main shaft of a switch body and has a 90-degree intersection angle; and the self-made energy-saving mechanical ball distance-limiting safety coupler is arranged at the upper port of the control box below. The electric control box outputs torque of 12.Nm through a direct current torque motor, speed reduction is carried out through a 1: 4 bevel gear, and a main shaft in the electric control box is used for controlling the outdoor disconnecting switch which is 3 m high above to be switched off / switched on at the speed of 4 revolutions per minute and the torque of 48 N.m. All parts reach the interchange standard, and the switch is produced nationwide, is low in energy consumption, is environment-friendly, and can meet the urgent demands of metros, light rails, rails, intercities and the like in urban rails in China at present for high and medium voltage energy-saving outdoor isolation switches.

1. Name of the product in this design: Profile (track light guide rail HX-CG602). 2. Application of this design: Profile for track light guide rails. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model. 5. The rear view is the same as the front view, so the rear view is omitted; the right view is the same as the left view, so the right view is omitted.

The utility model relates to the technical field of rail transit floating slab ballast beds, in particular to an observation cylinder with a tuned mass vibration reduction function. The tuned mass vibration damper comprises an observation cylinder and a top cover plate, the tuned mass vibration damper is arranged in the observation cylinder and comprises a support, a damping element, an elastic element and a mass block, the support is fixedly arranged on the observation cylinder, the elastic element is composed of at least one elastic rod, the two ends of the elastic rod are supported on the support respectively, and the mass block is arranged on the damping element. The mass block is fixedly arranged on the elastic rod, and the damping element is arranged on the elastic rod or connected with the mass block. The space utilization efficiency is high, the vibration isolation effect of the steel spring floating slab ballast bed system can be effectively improved, meanwhile, the in-vehicle noise generated when an operating vehicle passes through is remarkably reduced, and the steel spring floating slab ballast bed system can be applied to new line construction and old line transformation and has a wide application prospect. The steel spring floating slab track bed can be widely applied to steel spring floating slab track bed projects of rail transit lines such as subways and elevated light rails.

This invention discloses a method, device, equipment, and storage medium for identifying abnormal states of light rail bridges. The method includes the following steps: for bridges with the same structural form and span arrangement, monitoring data of each measuring point on the bridge is acquired based on dynamic strain measuring points set at the same control section and spatial location on the bridge; based on the monitoring data, the dynamic strain response when the first train crosses the bridge is determined, and the dynamic strain influence line of the first train crossing the bridge is obtained through the dynamic strain response; based on the dynamic strain influence line, it is determined whether there is an abnormality in the light rail bridge. This application can effectively determine the abnormal state of light rail bridges when trains pass over them, solving the problem of abnormal diagnosis of light rail bridges in actual operation. At the same time, by judging the abnormal state of light rail bridges, the structural safety and health monitoring of light rail bridges is realized, ensuring the smooth operation of the line.

The invention discloses a station track conversion device, which is a key technology for realizing non-stop and non-deceleration getting-on and getting-off of a rail train (high-speed rail) in a station, overcomes the defects of the prior art, makes the non-stop and non-deceleration getting-on and getting-off of the rail train (high-speed rail) in the station possible, is safe, simple, convenient, economical and practical, can greatly save the travel time of passengers, and improves the travel efficiency. The construction cost can be greatly reduced, the rail transit operation cost can be greatly saved, energy can be greatly saved, carbon emission can be greatly reduced, the method is environment-friendly, and the scale of a rail train (high-speed rail) station can be greatly reduced (more than 70% of that of an existing station can be reduced). The carriage is provided with a transparent disturbance-free silent pedestrian path, sliding doors are arranged on two sides of the path for passengers to get in and out of seats, artistic pictures or advertisement pictures are drawn on two sides and the upper portion of the path, and the passengers cannot be disturbed by passing passengers. The method is suitable for rail trains such as high-speed trains, common rail transit trains, subway trains and urban light rail trains.