501results about "Electric devices for scotch-blocks" patented technology

A parking management system that facilitates motorist guidance, payment, violation detection, and enforcement using highly accurate space occupancy detection, unique vehicle identification and guidance displays is described. The system enables reduced time to find parking, congestion mitigation, accurate violation detection, and easier enforcement, and increased payment and enforcement revenues to cities. A system facilitating intersection management is also described having applicability to road intersections and railway crossings.

The invention mainly relates to an electronic device used for intelligently controlling and monitoring a track traffic interlocking control point switch, in particular to a system for controlling and monitoring the position of railway points. The invention is characterized in that the electronic device comprises a control mechanism (1), an electrical signal between an execution mechanism (2) and a point switch (5), and a monitoring mechanism (3) for the self-detection of the device; the control mechanism (1) and the monitoring mechanism (3) are connected with an external computer by a communication fieldbus; the execution mechanism (2) is connected with the control mechanism (1) and the point switch (5); the monitoring mechanism (3) is connected with the execution mechanism (2) and the control mechanism (1); the monitoring mechanism (3) is connected with the external computer by a data communication fieldbus. In the invention, the electronic device is adopted for replacing the existing relay contact circuit; an interlocking control device for railway signal is realized by the integration of controlling, monitoring and supervising, therefore, the invention has the advantages of self-detection function, fault position, and stable and reliable work.

The invention relates to a transferring device, which includs a transferring rail with a fork part forking to the first direction and the second direction, a transport vehicle moving along the transferring rail, the device is characterized in that it includes a first direction magnetic guidance part set on the one side of the fork part for guiding the transport vehicle moving to the first direction; a second direction magnetic guidance part set on the other side of the fork part for guiding the transport vehicle moving to the second direction; a pair of magnetic induction guidance plates set on the lateral face of the transport vehicle and corresponding to the first direction magnetic guidance part and the second direction magnetic guidance part, the moving path of the fork part of the transport vehicle is guided by magnetising certain one switching on voltage of the first direction magnetic guidance part and the second direction magnetic guidance part. Hereby, the moving path of the transport vehicle is changed rapidity and steadily on the fork part of the transport vehicle.

The embodiment of the invention discloses a control method and device and a controller of a turnout. The control method comprises the steps that a vehicle-mounted device acquires the turnout state, and to-be-requested target resource permission is determined according to the turnout state; the vehicle-mounted device sends a first resource request to the turnout, wherein the first resource request comprises the target resource permission; the resource state of the turnout is acquired, and the resource permission of the turnout is distributed according to the resource state and the target resource permission; and the turnout is controlled according to a distribution result of the resource permission. According to the control method, a traditional interlocking technology is not followed, so that ground equipment like an interlock and a signal machine do not need to be arranged, the control logic is simplified, and the equipment cost and maintenance cost are reduced; and the turnout is subjected to resource permission distribution and control through judging the resource state of the turnout according to the resource request of the vehicle-mounted device, and before a train reaches required turnout and zone resources, the resources are requested and distributed, so that safety protection of the train is achieved, and the utilization rate of the line resource is increased.

A method and system for monitoring a points machine obtains operating characteristics of the points machine that are representative of operations of the points machine during a movement event of rails at a switch. A waveform of the operating characteristics is examined to at least one of identify or predict a problem with the operations of the points machine. The waveform is examined by comparing the operating characteristics during the first movement event with at least one of: the operating characteristics obtained during a previous movement event; an expected value of the operating characteristics; or an expected duration of a moving time period during which the first rail is expected to move from or to an unlocked position.

The present invention discloses an improved method and system for verifying trackside conditions in safety critical railroad applications by reporting the status of trackside signals and switches to a remote train control system to confirm visual signals and control train movement. The system for verifying whether a trackside signaling electrical component is energized comprises a sensor for providing trackside conditions to a remote train control system electrically connected to a circuit for providing trackside conditions to a railroad interlocking adjacent to a trackside signaling electrical component, said sensor powered by voltage applied to said circuit such that said sensor is energized only when said electrical component is engaged. The fail safe method for sensing the status of an electrical component by powering the sensing means with voltage applied to a circuit when the electrical component is energized comprises electrically connecting a sensor to an electrical circuit associated with an electrical component, said circuit energized when said electrical component is engaged, said sensor adjacent to said electrical component; powering said sensor by voltage applied to said circuit such that said sensor is energized only when said electrical component is engaged; and indicating that said electrical component is engaged when sensor is energized by transmitting sensor status to a microprocessor.

The invention relates to the technical field of subway rails, in particular to a rotary disk turnout. The middle area of the rotary disk turnout is provided with a movable turnout rail, and four side rails are fixed rails. The upper part of the turnout rail comprises connecting rotary disk running beams formed by an upper framework and a support beam, a guide beam is arranged on the middle of the turnout rail, the rotary disk running beams are arranged on two sides, an outside protective welding plate is arranged outside the rotary disk running beams, and a roller assembly is arranged on the lower end of the support beam; the upper part of the turnout rail is connected with the lower part of the turnout rail through a transmission shaft and a pivotal bearing assembly, the lower part of the turnout rail is supported by a lower framework, a flat rail assembly and a stop raceway assembly are arranged on the ground around the lower framework; guide beams are respectively arranged on the middles of the four fixed rails, a locking pin device is arranged on the end part of each guide beam, and a hydraulic control device is arranged on a neutral gear between the two fixed rails, and is connected through a pipeline for centrally controlling the four locking pin devices and the rotary device on the center of the rotary disk turnout. The invention provides a matched rail changing technology for Guangzhou subway walking system, and can realize linear guide when the rails are crossed.

The invention relates to a traffic transportation railway signal automatic control system which comprises places such as a railway special line, a bus special line, a subway and a light rail where a signal control device for heavy type turnout multi-machine traction is used. A device for railway heavy type turnout multi-point-switch synchronous traction and control is mainly characterized in that a phase A power line is connected with a power source discriminator circuit and a feedback detection circuit through a locking protection circuit and the output end of the phase A power line is connected with an X5 end of a point switch through a power switch K1 and a change-over switch K4 and connected with an X3 end of a point switch through the power switch K1 and a change-over switch K5; a phase B power line is connected with the power source discriminator circuit and the feedback detection circuit through the locking protection circuit and the output end of the phase B power line is connected with an X2 end of a point switch through a power switch K2 and a change-over switch K6 and connected with an X4 end of a point switch through the power switch K2 and a change-over switch K7; a phase C power line is connected with the power source discriminator circuit and the feedback detection circuit through the locking protection circuit and the output end of the phase C power line is connected with an X1 end of a point switch through a power switch K3. The device has the advantages that a five-wire system turnout switching indication circuit composed of a safety relay is replaced by an electronic circuit, indication of localization and anti-position of a turnout can be detected and analyzed in real time, and safety is further improved.

The invention discloses a hydraulic turnout junction control and representation system which comprises a feedback unit, a processing unit, an action control unit and a representation unit. The representation unit acquires representation states of turnout junctions and feeding the representation states to the feedback unit; the feedback unit acquires the turnout representation states fed by the representation unit and level states of protection relays and transmits the turnout representation states, the level states and control commands acquired from interlocking machines to the processing unit; the processing unit is used for receiving the control commands, the representation states and the level states which are transmitted by the feedback unit and transmits driving commands to the action control unit according to the control commands and state information; the action control unit is used for receiving the driving commands transmitted by the processing unit and completes corresponding actions according to the driving commands. The hydraulic turnout junction control and representation system has the advantages of small size, compact equipment, rich information and representation forms, easiness in fault control and analysis and the like.

The invention discloses a rail transferring apparatus for an electric power tunnel inspection device at a guide rail crossroad. The rail transferring apparatus comprises a movable straight rail, a movable curved rail, a movable rail support, connecting and fixing supports, support pulleys, a driving motor, a driving arm, a driving connecting rod, slide rails and a travel switch. The movable straight rail and the movable curved rail are fixed to the movable rail support through the corresponding connecting and fixing supports, the support pulleys are fixed to the two ends of the movable rail support, and the support pulleys are clamped on the slide rails, so that the movable straight rail and the movable curved rail can slide in the slide rails. The driving motor is mounted on the slide rails; the driving motor is connected to the driving arm; the driving arm is connected to the driving connecting rod; the driving connecting rod is connected to the movable rail support through a driving bearing joint; the travel switch is fixed to one slide rail; and a travel switch top plate is fixed to the movable rail support. According to the invention, a problem that a conventional electric power tunnel inspection device cannot inspect crossing lines in a tunnel is solved, the electric power tunnel inspection device can pass the crossroad through the rail transferring apparatus, and the rail transferring apparatus has practical significance for mobile inspection in the electric power tunnel.

The invention relates to a power curve-based speed-raising turnout fault information processing method, which comprises the following steps of: (1) storing a standard three-phase power curve in a standard curve database in sections as a normal curve; (2) performing feature extraction on the three-phase power curve during failure of a turnout in each section process, and storing an abnormal curve in an abnormal curve database; (3) transmitting the three-phase power curve acquired by a turnout curve acquisition device to a turnout curve analysis processor; and (4) sectioning the received three-phase power curve by the turnout curve analysis processor, performing feature matching with the standard curve and the abnormal curve section by section, and the like. Compared with the prior art, the method has the advantages of effectively recognizing normal and abnormal features of the three-phase power curve in a speed-raising turnout operation process and the like.

The invention relates to a method for analyzing and processing turnout curves. The method comprises the following steps: judging standard fault curves in a turnout curve polling and calling standard fault curve database one by one; if the standard fault curves conform to a standard fault result, displaying the fault content; if no fault is found during the polling of all the standard fault curves, calling a non-standard fault experience database; if non-standard fault curves which are matched with the current curves are directly found in the non-standard fault experience database, determining that the current curves have the faults; if the current curves cannot be matched with the non-standard fault curves in the non-standard fault experience database, and cannot be matched with the standard curves at the same time, determining that the curves have a novel fault type; and storing the current curves in the non-standard fault experience database. The accuracy of the standard fault curve database of the method is higher, but the application range is narrower; while the accuracy of the non-standard fault experience database is not very high, but the non-standard fault experience database can judge whether the curves have the faults or not within a wider range, and the accuracy and the wider range. The standard fault curve database and the non-standard fault experience database complement each other to achieve high efficiency.

The invention discloses an electric-hydraulic switch machine which comprises a hydraulic power unit and multiple switch units. Each switch unit comprises a switch locking mechanism which comprises an oil cylinder, the oil cylinders of the switch units are serially connected and are equal in volume, and the hydraulic power unit drives the oil cylinders to act synchronously. Through a designing mode that the oil cylinders of the switch units are serially connected and equal in volume, synchronous switching of multiple rail junction traction points is realized, and the electric-hydraulic switch machine is quick in switching, high in synchronicity, suitable for switching, locking and indicating of various rail junctions and especially suitable for high-speed rail junctions.

The invention mainly relates to an automatic control system for transportation railway signals, in particular to an electronic device for controlling a three-phase alternating current point machine and the method thereof. The electronic device comprises a locking protection circuit (3), and is characterized in that the device further comprises a discriminate circuit (2) for the input power supply of a three phase operation power supply; the locking protection circuit (3), an actuating circuit overflowing and detecting circuit (5), and a point machine action driving circuit (6) is sequentially connected to the output end of the discriminate circuit for driving a three-phase alternating current point machine (8); the output end of the three-phase alternating current point machine (8) is connected with an indicating signal acquisition circuit (7); the output ends of a communication circuit (1), the power supply discriminate circuit (2), the actuating circuit overflowing and detecting circuit (5) and the output end of the indicating signal acquisition circuit (7) are connected with the input end of a microcontroller system (4); the locking protection circuit (3) and the point machine action driving circuit (6) are arranged at the output end of the microcontroller system (4); and the indicating power supply input is arranged at the input end of the indicating signal detection circuit (7). The invention adopts non-contact control technique, and a switch converting indicating circuit formed by a safe relay is replaced by an electronic circuit.

The invention relates to a double 2-vote-2 architecture-based four / six-wire turnout driving system. The double 2-vote-2 architecture-based four / six-wire turnout driving system comprises an interlocking lower computer IPS, an interlocking maintenance platform SDM, a four / six-wire turnout driving module PDDM4 / 6 and a full electronic communication module EIOCOM2, wherein the four / six-wire turnout driving module PDDM4 / 6, the full electronic communication module EIOCOM2 and the interlocking lower computer IPS are connected sequentially; the full electronic communication module EIOCOM2 is connected with the interlocking maintenance platform SDM; the four / six-wire turnout driving module PDDM4 / 6 acquires a turnout driving command through the interlocking lower computer IPS, controls a permission relay and a direction relay in a four / six-wire turnout to absorb and fall down, drives the turnout to rotate towards the specified direction, and acquires representation information of the turnout after the turnout rotates in place. Compared with the prior art, the double 2-vote-2 architecture-based four / six-wire turnout driving system has the advantages of replacing the existing relay circuit by using a high-performance circuit board, greatly reducing construction and maintenance costs and the like.

The embodiment of the invention discloses a full-electronic turnout control module. The Full-electronic turnout control module is connected between an interlocking logic unit and an outdoor point machine of a computer interlocking system and comprises a logic control unit and a strong electricity control unit which are mutually connected. The logic control unit is used for receiving a control instruction of an operating and expressing machine in the computer interlocking system through the interlocking logic unit and controlling the strong electricity control unit according to the control instruction. The strong electricity control unit is used for controlling the outdoor point machine by executing the control instruction. The Full-electronic turnout control module has the characteristicsof high integration and small size.

The invention discloses a turnout control module and a full-electronic implementing method thereof. A turnout driving circuit of the turnout control module sends turnout driving control commands to two FPGAs respectively, three-phase alternating currents pass through a driving circuit and a cable to form a circuit together with a turnout motor coil, and a motor is powered on and starts to rotate;after a turnout rotates to the bottom, a three-phase power supply is removed, and the rotating movements of the turnout are completed. At the moment, the cable connected with an automatic shutter of the turnout converts expression voltages into level signals through a detecting circuit to be output to the two FPGAs, and the position of the turnout is judged. The turnout control module as an interface module of the outdoor device turnout receives a linked host driving command through an inner bus to rotate the external turnout, and after the turnout rotates to the position, the position information representing the circuit collecting turnout is sent to a linked host through the inner bus.

Disclosed is a railway signaling system for controlling a load. In accordance with the teachings of this invention, the system comprises a first autonomous controller and a second autonomous controller which is redundant with the first controller, each controller connectable to the load such that there is no single point of failure. The first and second controllers operable in either an on-line mode wherein both power outputs provide power to the load or an off-line mode wherein a single power output does not provide power to the load. On-line controllers monitor current therethrough. When both controllers are on-line, the current between the two controller is imbalanced up to a threshold limit, if the threshold limit is exceeded by one controller, that controller will go off line, and if the first controller is off-line and the second controller is on-line, the second controller monitors output voltages of the off-line controller to ascertain that the output voltages are zero.

The invention discloses an orbit-change mechanism control system for an electric power tunnel inspection robot and a control method. According to the orbit-change mechanism control system, an inspection robot communicates with an orbit-change control unit through a tunnel wireless network; the orbit-change control unit comprises a local control box, a motor driver, a motor, a control feedback sensor and an orbit-change device; the local control box, the motor driver and the motor are sequentially connected; the motor is connected with the orbit-change device; the control feedback sensor is connected with the orbit-change device and the local control box respectively; and the orbit-change device is arranged on a junction of a tunnel. The orbit-change mechanism control system and the control method have the beneficial effects that monitoring equipment can move along a fixed orbit in the tunnel and can automatically adjust a changeable orbit for inspection path selection; the defects that fixed monitoring can only be carried out at a fixed point and short-distance operation cannot carried out are really avoided; and visual inspection in a real sense is implemented on a tunnel body and a cable in the tunnel.

The invention relates to a turnout control method and device, computer equipment and a storage medium and belongs to the technical field of control. The method comprises the following steps of: when acontrol point of a target turnout is reached obtaining turnout state information, then, when the control right of the target turnout is in an occupied state, establishing a first communication connection with a control train having the control right of the target turnout at present, receiving a control right waiting queue sent by the control train, and then determining the last train having the control right of the target turnout before the target train according to the control right waiting queue; and finally, after the last train leaves the safety point of the target turnout, receiving thecontrol right of the target turnout handed over by the last train. According to the turnout control method provided by the invention, the duration of distributing the turnout control right is shortened to a certain extent.

The invention provides an electronic modularized control system of a multi-locomotive traction turnout. The system comprises N groups of switch machine control modules and an interlocking machine controller area network (CAN) communication channel, wherein each switch machine control module comprises a turnout control unit, an input and output interface circuit, an action state circuit and a switch machine driving circuit; the turnout control unit is connected with the input and output interface circuit and the action state circuit; the input and output interface circuit is connected with the switch machine driving circuit; the N groups of switch machine control modules are connected with the interlocking machine CAN communication channel respectively; the action state circuit of the first group of switch machine control modules is connected with the input and output interface circuit of the second group of switch machine control modules; and according to the order of connection, the action state circuit of the (N-1)th group of switch machine control modules is connected with the input and output interface circuit of the Nth group of switch machine control modules. The control system has the advantages that the system can be scientifically controlled, operates stably, is safe and reliable, and can be easily popularized and applied, and the conventional equipment is easy to reconstruct.

The invention relates to a five-wire system turnout driving system based on a double 2-vote-2 framework. The five-wire system turnout driving system comprises an interlocking lower computer IPS, an interlocking maintenance station SDM, a five-wire system turnout driver module PDDM5 and an all-electronic communication module EIOCOM2, wherein the five-wire system turnout driver module PDDM5, the all-electronic communication module EIOCOM2 and the interlocking lower computer IPS are sequentially connected with one another; the all-electronic communication module EIOCOM2 is connected with the interlocking maintenance station SDM; and the five-wire system turnout driver module PDDM5 acquires a turnout drive order through the interlocking lower computer IPS, controls a permissible relay and a directional relay in the five-wire system turnout to suck up and drop down, drives the turnout to rotate towards a specified direction and acquires representation information of the turnout after the turnout rotates in place. Compared with the prior art, the five-wire system turnout driving system disclosed by the invention has the advantages that the previous relay circuit is replaced by utilizing a high-performance circuit board, the construction and maintenance cost can be greatly reduced, and the like.

The invention relates to a secure type electronic driving framework, and belongs to the technical field of rail traffic. The secure type electronic driving framework comprises an electronic driving unit, the electronic driving unit is used for receiving computer interlocking related driving commands to drive an external annunciator device or a turnout device and collecting related status information of the annunciator device or the turnout device, sending the collected related status information to a computer interlocking system, so that signals can be normally opened and closed, and the turnout can be independently controlled, locked, and unlocked. Through the cooperation between the electronic driving unit and the computer interlocking system, the secure type electronic driving frameworkachieves train route and the function of selecting, arranging, locking, and unlocking of shunting route.

The invention discloses a full-electronic turnout position detection device. The device comprises a 110VAC reference signal circuit, a positioning detection circuit, an anti-position detection circuit, a normal indication relay and a reverse indication relay which are respectively connected with a forward direction drive circuit and a backward direction drive circuit. The 110VAC reference signal circuit comprises circuits X1, X2, X3, X4 and X5 connected with a switch machine, the positioning detection circuit is connected with the circuits X2 and X4, a diode is installed on the circuit X4, theanti-position detection circuit is connected with the circuits X3 and X5, a diode is installed on the circuit X5, the circuit X1 is connected with a fire wire, the forward direction drive circuit isconnected with a first processor, the backward direction drive circuit is connected with a second processor, and the normal indication relay and the anti-position indication relay are connected with the first processor and the second processor. By the combination of the outer switch machine and the diode, the detection of a position signal is achieved, and the circuit structure is simple.

The invention relates to a turnout control system. The turnout control system comprises a power supply control cabinet, a turnout control module, a point switch control module and a point switch, wherein the turnout control module comprises a turnout relay control circuit, a safety gravity relay is arranged in the power supply control cabinet, the safety gravity relay is connected into the turnoutrelay control circuit to control the output of an action power supply, moreover, the turnout relay control circuit outputs a positioning control signal or an anti-position control signal, the power supply control cabinet, the turnout relay control circuit, the point switch control module and the point switch form a loop through cables, the action power supply and a positioning control signal or an anti-position control signal outputted by the turnout relay control circuit are transmitted to the point switch control module through cables, and the point switch control module controls the pointswitch to work according to the received information so as to realize turnout switching, so the effect that a direct-current four-wire system turnout control circuit is adaptive to a alternating-current point switch is realized.

The invention provides a high-speed rail turnout intelligent fault detection method based on hybrid deep learning. According to the method, a hybrid deep learning method combining deep learning automatic feature extraction and traditional machine learning abnormal point detection is applied to turnout fault detection method research; deep learning is used for automatic feature extraction, featuredata which are smaller in dimension and more abstract are formed, and the problems that the feature extraction process depends on human experience and a clustering algorithm is difficult to calculateunder high-dimensional data are solved; then a clustering algorithm is combined with expert knowledge to select a normal data cluster, and the problem that a large amount of labeled data cannot be obtained is solved; and finally, the data labeled to be normal is used to train a list classification support vector machine for the abnormal point detection, and the problem that no label exists or thelabel is insufficient in the turnout fault detection process is solved.

The invention provides an alternating current switch device and system and a control method thereof. The alternating current switch device comprises a switch machine control part and a logic part; theswitch machine control part comprises a driving part and a representation part which are independent of each other; the driving part and the representation part can both realize data connection withthe logic part; the driving part is used for controlling a switch machine to execute a constant rotating action or a reverse rotating action on the basis of a control instruction of the logic part; and the representation part is used for collecting representation information of the switch machine and transmitting the collected representation information of the switch machine to the logic part. According to the alternating current switch device and system and the control method thereof, the switch control reliability is effectively improved, and the running safety is guaranteed.

A railway switching machine includes a housing, a first point detector bar slidably coupled to the housing and structured to be directly coupled to a first switch point, and a second point detector bar slidably coupled to the housing and structured to be directly coupled to a second switch point.

The invention discloses an on-line monitoring method for switching resistance of a switch machine. The method comprises the following steps: establishing a switch machine equivalent input and output model: calculating various losses by using an electrical energy flow analysis method and by combining effect of power supply cable resistance of a switch machine drive motor on the operating energy flow of the drive motor, extracting output torque of the drive motor, establishing a set model parameter value; isolating and sampling the three-phase voltage and three-phase current of the switch machine drive motor by a voltage transformer and a current transformer, outputting to a switching force monitoring module for operation to obtain a mean square value of current and active power, and outputting to a turnout collection slave; collecting the input current and a power curve by the turnout collection slave according to the turnout state, calculating a switching force curve of the switch machine according to the set model parameter, and realizing display, storage and alarming of the curve by reporting the switching force curve to a microcomputer for monitoring with CAN communication. The method has the advantages of realizing the timely, accurate and practical railway turnout monitoring and maintenance.

The invention discloses a hanging type track traffic switch structure. The hanging type track traffic switch structure comprises a switch beam, a movable rail, a driven rail, a main line compensation rail, a siding compensation rail, a main line correction rail, a siding correction rail, a drive device, and the like, wherein a movable rail driving motor is arranged on the switch beam and is connected with the movable rail through a transmission mechanism; the movable rail is hinged with the driven rail; the movable rail is connected to the switch beam through a pivoting support, and a movable rail fixing shaft is arranged on the movable rail; a main line compensation rail drive device, a siding compensation rail drive device, a main line correction rail drive device and a siding correction rail drive device are fixed to the switch beam, and the main line correction rail and the siding correction rail are both hinged to the switch beam through a rotating shaft; and the main line compensation rail drive device is connected with the main line compensation rail, and the siding compensation rail drive device is connected with the siding compensation rail and the like. According to the hanging type track traffic switch structure disclosed by the invention, the problems that a body of a sky train is oblique when the sky train passes through a switch, and the passing requirements of a steering frame vehicle braked by a pincer brake cannot be met, are solved.