66results about "Passenger-warning devices" patented technology

The invention discloses a platform gate and train anti-pinching system and method. The system comprises a platform gate PSD anti-pinching safety host, a three-dimensional laser radar and an alerter. The three-dimensional laser radar is used for performing obstacle three-dimensional scanning detection on the area between the platform gate and the train in real time at one end of the platform by using the emitted laser scanning surface when both of the platform gate and the train gate are in the closed state and transmitting the obstacle detection information to the PSD anti-pinching safety host. The obstacle detection information includes the three-dimensional contour information of the obstacle. The PSD anti-pinching safety host is used for processing the obstacle detection information andtransmitting the processing result to the alerter. The alerter is used for performing alarming according to the processing result. According to the platform gate and train anti-pinching system and method, three-dimensional scanning detection can be performed on the blind area between the platform gate and the train so that the detection accuracy and the train operation safety can be enhanced.

Systems and methods for a shuttle platform that is configured to allow a path for one or more passengers to load or unload from a light rail transit vehicle that runs on a shared track. The shuttle platform can move in a linear plane that is parallel to a ground level from a first position to a second position and/or the second position to the first position. The shuttle platform can be associated with a setback platform that provides a first path parallel to a centerline of the shared track and a second path parallel to the centerline of the shared track, wherein the first path is at a first height from the ground level, the second path is at a second height from the ground level, and the first path and the second path are adjacent to one another.

The door threshold for a railway vehicle is intended to partially fill the gap between the vehicle and a platform. It comprises a support (22) which can be connected to the structure (16) of the railway vehicle and a strip (24) which is retained by the support (22). The strip (24) can be displaced between a normal position, in which it projects relative to the support (22), and a position retracted in the support (22). It comprises means (30A, 30B) for clamping the strip against at least a clamping surface (30A, 30B) of the support in order to produce friction of a specific value between the strip (24) and the support (22) counter to the displacement of the strip (24) relative to the support (22) in the plane of the or each clamping surface (30A, 30B).

The invention provides an anti-clamping judgment method and system for a vehicle body closing system. The method comprises the following steps: detecting the rotating speed value and running distance value of a motor in a starting process in real time; comparing according to the running distance value of the motor and the maximum rotating speed distance value of the motor, and judging whether the motor is in a rotating speed increasing process or a rotating speed decreasing process, wherein the maximum rotating speed distance value refers to the running distance of the motor of which the rotating speed reaches a maximum value in the starting process; if the current rotating speed of the motor is less than a first threshold value W1 in the rotating speed increasing process, performing anti-clamping protection; and if the current rotating speed of the motor is less than a second threshold value W2 in the rotating speed decreasing process, performing anti-clamping protection. According to the method, an anti-clamping threshold value can be calculated according to practical conditions, and an anti-clamping function of the motor is realized in the starting process of the vehicle body closing system.

Provided is a technology for monitoring train doors which improves the accuracy of detection of trapping in vehicle doors. A server compares the difference between a static image (reference image 91), from each monitoring camera, of a normal state in which there is no trapping in vehicle doors, said static images being held in the server in advance, and a static image (an observation image 92) first acquired in a prescribed acquisition time. If a difference is present, the difference (difference image 94) between the reference image 91 and the observation image 92 acquired in the acquisition time is acquired. A quadrilateral F which covers the four sides of an object constituting the difference is subsequently rendered, the centre point of the quadrilateral is obtained, it is determined that trapping has occurred if movement of a centre coordinate C1, C2, . . . Cn, i.e. the difference between the centre coordinates C, is lower than a prescribed threshold value, and red frame rendering of video is indicated on a monitor.

A first opening/closing door 3 and a second opening/closing door 4 are moved to a direction opposite to each other. A first horizontal support 9 supporting the first opening/closing door 3, arranged at a lower side of a shutter box 2 and extending in a first direction and a first guide rail 5 supported by the shutter box 2 and supporting the first opening/closing door 3 are arranged. The first opening/closing door 3 is supported at a first rear position positioned at a rear side in a storage direction of the first direction A of a first horizontal support 9. The first horizontal support 9 is unrotatably supported to the first guide rail 5 in a vertical plane. Rotation force by rotation moment caused by the first opening/closing door having a large mass is sufficiently supported. Both side opening/closing doors 3, 4 are stored in a narrow space of the shutter box 2 without being superposed and are stably supported by an unrotatable mechanism. In the state, the length of the installation space is shortened to the minimum.

The invention discloses an obstacle clearing device with a detection mechanism for rail transit, relates to the technical field of rail transit, and aims to solve the problem that sundries on a rail influence driving safety. The device comprises a connecting steel plate fixed to the bottom of a carriage of a head vehicle, and an electronic system placed in a cab. A connecting beam is fixed to theouter wall of the bottom of the connecting steel plate through bolts, an anti-contact steel plate is fixed to the outer wall of the connecting beam through bolts, an anti-contact device is arranged onthe inner wall of the anti-contact steel plate, and an obstacle removing mechanism is arranged on one side of the anti-contact device. According to the invention, the obstacle clearing mechanism is arranged; when there are sundries on the rails, striking rubber can strike the sundries away from the rails, and the striking rubber, the fixed steel plate and the curved steel plate are all in curvedsurface design, so that when the sundries strike the striking rubber, the direction of reaction force generated by the striking rubber to the sundries deviates to the inner side, the sundries finallyfall between the two rails, and the safety of nearby personnel is guaranteed.

The invention provides a solar train arrival station monitoring system. A solar cell panel is electrically connected with an accumulator; the accumulator respectively supplies power to a seat arrival station data acquisition unit, a seat human body detection unit, a central control unit and an arrival station reminding control unit through a power management unit; a station information wireless transmission unit is connected with a station information wireless receiving unit through wireless communication; and the signal output ends of the seat arrival station data acquisition unit, the seat human body detection unit and the station information wireless receiving unit are connected with the signal input end of the central control unit. According to the invention, solar energy is utilized for supplying power to the whole reminding system, and the central control unit controls a vibrator on a corresponding seat to vibrate according to the arrival station information of the seat arrival station data acquisition unit and the arrival station information of a train as well as displays the arrival station name through display screens installed at the heads and tails of carriages, thereby effectively preventing passengers from missing destination stations and reducing the labor intensity of train attendants.

The invention relates to the technical field of rail transit, and discloses a crossing plate for rail transit, which comprises a shielding window; a shielding door is arranged on the back of the shielding window; a vehicle door is arranged on the back of the shielding door; a rotating column is rotationally connected to the side wall of the shielding window; the crossing plate is connected to the outer side of the rotating column in a sleeving mode; a first limiting groove is formed in the surface of the crossing plate; a pedal is connected into the first limiting groove in a sliding mode, and buffering pads are arranged in gaps of the shielding door and the vehicle door. A conductive sliding block makes contact with a conductive piece by opening the vehicle shielding door, then a crossing plate automatic placement driving device is controlled to start to work, the effect of placing the crossing plate is achieved, and the effect that passengers can get on board quickly and conveniently in need is achieved, and meanwhile, through a touch switch arranged at the bottom of a pedal arranged in the crossing plate, when the passengers exist at the upper end of the pedal, reverse rotation of the driving device is blocked, so that the crossing plate cannot be lifted up to prevent the shielding door from being closed, and the problem of clamping injury caused by the fact that passengers are not boarding is solved.

The present disclosure provides a method and system of displaying information, applied to a transparent display configured on a vehicle. The method includes the steps: capturing an image including a target at a first time point; identifying the target in the image, so as to acquire a first relative position of the target; acquiring first identification information of the target; acquiring relativemoving information between the vehicle and the target; estimating a first estimated position and first estimated time of the target that appears in a display region of the transparent display according to the first relative position of the target, the first time point and the relative moving information; and displaying prompting information corresponding to the target on the transparent display according to the first estimated time, the first estimated position of the target and the first identification information of the target.

The invention provides a passenger monitoring system and method and a rail train, the system comprises a control unit, a rearview unit, a rearview monitor and a passenger counting unit, the control unit is connected with the rearview unit and the passenger counting unit, and the rearview unit receives a driving position signal, a driving speed signal and a train door opening side signal in real time; the output end of the rear-view unit is connected with the rear-view monitor, and the rear-view unit is used for controlling the rear-view monitor to display a plurality of monitoring images of the vehicle door on the opening side according to a picture display signal determined by the vehicle door opening side signal; the passenger counting unit is used for detecting the riding condition of the opened side door in real time and sending a corresponding indication signal to the control unit; the control unit generates a corresponding feedback signal according to the indication signal and sends the feedback signal to the signal system, or sends the feedback signal to the indication lamp for indication and reminding. The passenger monitoring system provided by the invention can monitor the riding condition outside the train in real time, prevent passengers from being extruded, and improve the efficiency and safety of train operation.

The invention discloses a subway carriage passenger carrying condition early warning and guiding system, and the system comprises: a sensor detection system. which acquires the current pedestrian volume in each carriage of a subway which is about to enter a station; a PLC control system, which is internally equipped with a preset congestion level module to accurately divide the congestion level ofthe carriage; the PLC control system outputs a control signal to control an indicator light system to give a prompt according to the current pedestrian volume obtained by the sensor detection systemand the congestion level output by the congestion level module. A human body infrared intrusion detection sensor is adopted to judge the situation that passengers enter and exit from a carriage; a proximity sensor at the exit of the subway carriage is used for completing final detection to confirm whether passengers get on the vehicle or not; the number of passengers going in and out is calculatedthrough the PLC so as to judge the number of passengers in each carriage to obtain a corresponding pedestrian volume value area; and finally, different indicator lights in front of each carriage areturned on in different personnel number intervals, so that passengers outside the vehicle are reminded to avoid people flow congestion, and the purpose of evacuating people flow is achieved.

The invention relates to a train passenger clearing method and device, a computer readable storage medium and electronic equipment. The method is applied to a vehicle-mounted control system and comprises the steps that after a train arrives at a station and stops stably, an arrival instruction is sent to an automatic train monitoring system, so that the automatic train monitoring system determines whether the train needs to clear passengers at a current stop platform or not according to an operation plan corresponding to the train and stored in a database; and in response to a received passenger clearing instruction sent by the automatic train monitoring system, a passenger clearing operation is execurted. Therefore, the train can actively clear the passenger according to the operation plan, the situation that the subsequent train cannot enter the station due to too long passenger clearing time is prevented, and the train operation efficiency is improved.

The invention discloses an intelligent metro evacuation system which comprises a detecting and sensing unit, an evacuation indicating unit, a signal sending and receiving unit and a signal processingand displaying unit. The detecting and sensing unit is connected with the signal sending and receiving unit through a signal bus. The signal sending and receiving unit is connected with the signal processing and displaying unit and the evacuation indicating unit through signal buses. The detecting and sensing unit comprises a non-contact gravity sensing module, a speed sensing module, a terrain detecting and sensing module and an encoding control module. The signal sending and receiving unit comprises a bus transceiving module, a signal collecting control module and a signal analysis processing module. The signal processing and displaying unit comprises a central processing unit and a displaying device. The evacuation indicating unit comprises an indicating drive module, an alarm drive module, an LED direction indicating screen and an alarm loudspeaker. Through detecting, data processing and evacuation indicating, the aim of rapidly evacuating passengers according to age, carriage personnel distribution, outside-train terrain and other factors is achieved.

The invention provides a passenger emergency braking and alarm linkage control system and method and a rail vehicle. If a passenger emergency braking device is triggered, a passenger emergency alarm is automatically activated, and an emergency braking system automatically applies vehicle emergency braking; through information transmission of a vehicle control and management system, a passenger information display system sends a monitoring image of the position of the activated passenger alarm to a ground operation control center, and the ground operation control center can send a corresponding control instruction to the vehicle according to the monitoring image. According to the invention, passenger emergency braking and passenger emergency alarm are linked, so that passenger alarm actions under emergency conditions are reduced, the alarm time is saved, and the efficiency is improved.

The invention discloses a vehicle alarm bell control circuit, a cab vehicle and a passenger car. The vehicle alarm bell control circuit comprises a silencing branch, an alarm lamp branch and an alarm bell branch, the silencing branch circuit, the alarm lamp branch circuit and the alarm bell branch circuit are connected in parallel between the first circuit end and the second circuit end; the first circuit end is used for receiving an alarm signal; the noise reduction branch comprises a driver noise reduction button and an alarm noise reduction relay, the driver noise reduction button is connected with a main coil of the alarm noise reduction relay in series, and a self-holding normally open contact of the alarm noise reduction relay is connected with the driver noise reduction button in parallel; the alarm lamp branch comprises a normally open contact of the alarm silencing relay and an alarm lamp, and the normally open contact of the alarm silencing relay is connected with the alarm lamp in series; the alarm bell branch comprises a normally-closed contact of the alarm silencing relay and an alarm bell, and the normally-closed contact of the alarm silencing relay and the alarm bell. By the adoption of the circuit, a driver can know the alarm information and cannot be affected by the noisy sound of the alarm bell.

The invention provides a non-contact vehicle door anti-pinch alarm device based on millimeter wave detection. The device comprises a millimeter wave radar used for emitting a detection signal aiming at a vehicle door and receiving a reflection signal reflected by the vehicle door according to the detection signal; a calculation module which is used for calculating a distance difference value between the distance between the vehicle door and the millimeter-wave radar before the vehicle door is opened and the distance between the vehicle door and the millimeter-wave radar after the vehicle door is closed according to the reflection signal, and a signal intensity difference value between the reflection signal intensity before the vehicle door is opened and the reflection signal intensity after the vehicle door is closed; a detection module which is used for detecting whether foreign matters exist on the vehicle door or not according to the distance difference calculation result and the signal intensity difference calculation result; and a warning module which is used for sending out warning information when the detection module detects that the foreign matter exists in the vehicle door. Therefore, whether foreign matters exist at the vehicle door or not can be quickly detected when the vehicle door is closed, and the accuracy of foreign matter detection is improved.

The invention discloses a platform door swing-type anti-pinch one-way detection system based on thermal imaging. The platform door swing-type anti-pinch one-way detection system is characterized in that a swinging mechanism is installed in an end door stand column at the joint of one end door (4) of a platform door and a fixed door; a steering engine mounting groove (5) and a swing support mounting groove (7) are formed in the end door stand column in a hidden mode, a steering engine (6) and a swing support (8) are respectively arranged, and the steering engine (6) drives the swing support (8)and a thermal imaging collector (9) to conduct two-stage swing at the angle of 0-90 degrees. The swinging mechanism is adopted, the mechanism is retracted when rail transit vehicles such as subways run, and it is guaranteed that a limit is not invaded; the mechanism swings out and collects thermal images when the vehicle arrives at the station. The thermal imaging technology is based on the principle of thermal radiation, the action distance is long, the penetrability is high, the limitation of ambient light and illumination light is avoided, and the detection stability of the detection device is greatly improved.