Classifications

• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
  • E05F15/00—Power-operated mechanisms for wings
  • E05F15/40—Safety devices, e.g. detection of obstructions or end positions
  • E05F15/42—Detection using safety edges
  • E05F15/43—Detection using safety edges responsive to disruption of energy beams, e.g. light or sound
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
  • E05F15/00—Power-operated mechanisms for wings
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
  • E05F15/00—Power-operated mechanisms for wings
  • E05F15/40—Safety devices, e.g. detection of obstructions or end positions
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
  • E05F15/00—Power-operated mechanisms for wings
  • E05F15/70—Power-operated mechanisms for wings with automatic actuation
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
  • E05F15/00—Power-operated mechanisms for wings
  • E05F15/40—Safety devices, e.g. detection of obstructions or end positions
  • E05F15/42—Detection using safety edges
  • E05F15/43—Detection using safety edges responsive to disruption of energy beams, e.g. light or sound
  • E05F2015/434—Detection using safety edges responsive to disruption of energy beams, e.g. light or sound with cameras or optical sensors
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
  • E05Y2800/00—Details, accessories and auxiliary operations not otherwise provided for
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
  • E05Y2900/00—Application of doors, windows, wings or fittings thereof
  • E05Y2900/40—Application of doors, windows, wings or fittings thereof for gates
  • E05Y2900/404—Application of doors, windows, wings or fittings thereof for gates for railway platform gates
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
  • E05Y2900/00—Application of doors, windows, wings or fittings thereof
  • E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
  • E05Y2900/51—Application of doors, windows, wings or fittings thereof for vehicles for railway cars or mass transit vehicles
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
  • E05Y2900/00—Application of doors, windows, wings or fittings thereof
  • E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
  • E05Y2900/53—Type of wing
  • E05Y2900/531—Doors

Definitions

• the present invention mainly relates to a settled ⁇ closing and automatic opening of at least one door in a frame according to the preamble of claim 1.
• the prior art of the present invention is based on an automatic locking system and opening at least one door in a frame, said gate being controlled by a controller to guarantee a safe mode hand ⁇ door tien in an open state and if necessary a re ⁇ door opening mode in the event of the presence of an obstacle obstructing the complete closure of the door in its frame.
• the invention will take as an example a so-called landing door of a public transport vehicle such as that provided in a subway train which may present real dangers during the transit of passengers through the train. door if the said installation is not equipped with a reliable safe mode.
• a public transport vehicle such as that provided in a subway train which may present real dangers during the transit of passengers through the train. door if the said installation is not equipped with a reliable safe mode.
• the invention is not restricted to this example, but any type of dessert boo ⁇ door and locking systems and auto- matic opening, such as a building.
• the invention thus proposes in the first case when identifying a passenger with reduced mobility or a stroller to prohibit closing the door by keeping it in an open state.
• the invention proposes to open the door after of course prohibited the train in the case of public transport.
• the security of the closing of the doors is ensured by a sensitive edge able to measure a threshold pressure on an obstacle during the closing of the door and thus to warn of the presence of the obstacle preventing a complete closing.
• An object of the present invention is therefore to maximize the ⁇ safe caliber governed by a closing installation and automatic opening of at least one door in a frame, such as one or more landing doors of a public transport vehicle, especially if it is a vehicle without control or presence of a driver.
• a set of subclaims also has advantages of the invention.
• the controller comprises:
• At least one camera provided with an axis of vision at least separating from the plane of the frame and providing an image of a volume cut by the plane of the frame
• At least one image analysis unit which isolates the re ⁇ gions of interest from an obstacle in the volume
• a calculator that extracts at least one geometrical characteristic from each region of interest, classifies it in least a category closest to different security scenarios of known characteristics and delivers to the controller a safe signal activating the safe mode and dependent on the evaluation of a security alarm value calculated by a formula (such as an algorithm) according to category involving at least one cry dimensional weighting ⁇ ⁇ teria applied to geometri cal characteristics.
• the regions of interest can be for my ⁇ geometric such as disks, squares, rec ⁇ tangles, bars. These are preferably chosen very simply and according to very distinctive geometries, to facilitate and accelerate any closure to avoid while ensuring a high level of geometric recognition security.
• the axis of vision is at least obli ⁇ that relative to the plane of the frame to be vertical in the plane of the frame or slightly offset thereof.
• This ⁇ prilus is seen as providing increased security vision of regions of interest in the various cases of hazards described above.
• many cameras can be arranged with triangulation axes of vision. This makes it possible to ensure that a masked area of an individual at risk will still be taken into account or will allow during busy periods to better distinguish an individual in danger among others. Similarly, in the event of a camera failure, redundant security protection is provided.
• the door frame may include a laser meter connected to the controller as a second safe mode of door retention in an open state and if necessary a door reopening mode. It is also possible to have additional means for keeping the door in an open state and, if necessary, a door reopening mode which are connected to the controller, such as at least one door edge with mechanical sensitivity (usual or variable) on a door. obstacle or at least one light barrier crossing the plane of the door frame.
• the installation according to the invention can provide that the calculator extracts dynamic characteristics of the re ⁇ gions of interest that are classified in a category of known scenarios and the security alarm value is calculated calcu ⁇ complementarily by security criteria based on these dynamic characteristics, ideally by a complementary pon ⁇ eration in formula based on the written ⁇ dimensional res.
• the calculator extracts dynamic characteristics of the re ⁇ gions of interest that are classified in a category of known scenarios and the security alarm value is calculated calcu ⁇ complementarily by security criteria based on these dynamic characteristics, ideally by a complementary pon ⁇ eration in formula based on the written ⁇ dimensional res.
• the invention thus provides that a use of
• the installation according to the invention ideally has a high safe potential for doors with automatic closing of public transport vehicles, in particular vehicles automatic devices without driver.
• the camera image can also be transmitted to a central control station em ⁇ boat or on the ground, especially if security alarm. In this way, an operator can parallel
• FIG. 1 Schematic diagram of the installation according to
• Figure 1 shows a sliding hoistway door P in a ca ⁇ dre CAD and provided with a closing device and
• the installation finally includes:
• At least one CAM camera equipped with an axis of vision AX at least intersecting with the plane of the CAD frame and providing an image of a volume VOL cut off by the plane of the frame,
• At least one analysis unit AN of the image which isolates regions of interest from an obstacle in the volume, - a calculator CALC which extracts at least one characteristic ⁇ geometric each region of interest, classifies in at least one nearest category different security scenarios known characteristics and outputs to the controller a signal SEC safe activating Sécuri fashion ⁇ silent and dependent on the evaluation of a sé alarm value ⁇ curitaire calculated by a formula according to category using at least one weighting dimensional criteria applied to geometric characteristics.
• FIG. 2 shows an image acquired from the top of the frame downwards for a first case where a person with reduced mobility (on a wheelchair) enters the frame of PI, P2, while the doors are activated in closing.
• the camera at the top of the frame acquires shortly before and during the closing of the successive images and by a usual means of image recognition extracted in our case two main regions of interest: the head 1 of the per ⁇ sonne and the square form 2 of his wheelchair (lined with two wheels characteristic of two edges of the square).
• the cal- culateur CALC then extracted a round one and a square 2 and clas ⁇ fied this result in the scenario category "wheelchair" in a first dimensional criteria "round com ⁇ caught in the square," as a 50% by example.
• a second dimensional criteria can then also be ex- trait from respective dimensions of the two characteris ⁇ geometric ticks 1, 2 (length, width, area) and in the case of increase allows for example the previous 20% probability.
• a third dimensional criterion can also be extracted from the ratio of the surfaces of the geometric characteristics 1,2, for example that the ratio of the areas "square divided by round” is greater than or equal to 3.
• Figure 3 presents, according to the same principle as figure 2, an image acquired from the top of the frame down for a second case where a passenger holds his dog on a leash and did not notice that his dog did not follow him. in or out of a vehicle while the two landing doors will close, are closing or are almost closed.
• the regions of interest are the head 3 (or / and the trunk / shoulders) of the passenger as well as the trunk and the head 5 of the dog.
• a stuck leash / shoulder scenario is then detected. Dimensional criteria are thus defined
• troi ⁇ SIEME 4 region of interest such as a lead or a strap is sought, and also reinforces another dimensional criterion. Additional criteria of ⁇ face ratios between the geometric characteristics 3, 4, 5 can be calculated. Other dynamic dimensional criteria (panic or fear movement of the dog or the passenger) can be detected on the basis of movement of the geometrical characteristics 3, 5 (and 4). Finally, a weighting formula of these criteria thus makes it possible to trigger a security alarm if necessary.
• the invention proposes using several cameras, optionally supplemented with a laser rangefinder, and installed around the door to identify dangerous Sce ⁇ nes.
• a dangerous scene is present Vehicle dock, depending on the type of scene, the door will be open hand ⁇ held (for persons with reduced mobility) or will be reopened to release the stuck object (braces taken through a door).
• the cameras are on board the vehicle and film the outside of the door or are docked parti ⁇ ⁇ particularly in the presence of landing doors.
• the background image is perfectly well known. It is proposed to implement algorithms for automatic identification of selected scenes.
• the network of cameras can be used to obtain a stereoscopic view of the scene and improve the reliability of the detection by appreciating the volume, the types of objects stuck by region of interest.
• An improvement of the detection is proposed by the addition of a laser range finder.
• a fusion of the data from the cameras with the laser rangefinder is proposed to improve the quality of the detection.
• the rangefinder will allow to appreciate with much more precision the precise location of the object and combined with the in ⁇ formations of the cameras the volume will be calculated with more precision.
• treatments are introduced on board the cameras or the laser range finder to achieve at least the known level of security SIL 3, that is to say one. probability of failure at least less than 10-7 / h. These treatments will make it possible to verify that the present detection system is still operational, and that its performance is guaranteed.
• a camera or a camera network surrounding a train door a scene analysis being located on the vertical plane of the door and located in the passage of por threshold ⁇ you.
• the choice of the configuration of the cameras is made according to the accuracy of the detection of regions of interest that we intend to achieve.
• These treatments can be embedded in the camera (s) or installed on dedicated equipment.
• the information from the cameras can be supplemented by the information received from a laser range finder.
• a data fusion is performed to accurately determine the location of the object (height and position relative to the door plane) and its volume. Three different treatments can then be implemented depending on the function to be performed.
• the cameras analyze the scene.
• a reference image of different types of chair rou ⁇ lant, strollers is stored and known. Top view we will see heads and a place a frame showing a free volume, or will see only the volume of the chair (case chair alone in the door).
• Dimensional detection criteria associated analysis unit and calculator
• This volume is then located in relation to the vertical plane of the doors. If the intersection of this volume with the door plan is not empty then we consider that the scene is active.
• a measurement of the height of the objects is carried out and their location with respect to the door plan determined.
• These me ⁇ safe are possible through the knowledge of the position and optical characteristics of the / cameras ( ⁇ and Even tuellement laser rangefinder) used.
• the position of the ca ⁇ meras and the optical characteristics are also taken into account to identify the position of the objects with respect to the plane of the door.
• a bag with long straps, handles, belts of buckled clothing or any object attached to a person who can get stuck in the doors can when closing the doors be found outside the vehicle (or inversely the per ⁇ rings outside and the object inside) without the door system reopening.
• An equally delicate case is a dog outside or inside the vehicle with the leash taken in the doors. This situation is dangerous if the vehicle were to start.
• the camera (s) analyze the vertical plane outside the door.
• a reference gate plan is known sys ⁇ tem.
• the system related to the installation according to the invention analyzes the closure of the door.
• An object is identi ⁇ fied by image processing.
• the processing will evaluate the shape, height and volume of the object.
• a template de ⁇ fining the size, the volume of the object is taken into account. If the object exceeds this template, the device prohibits by criteria defined on the above characteristics the departure of the train by sending to the automation systems or traction control a departure ban. After this prohibition, an order to open the door concerned is automatically controlled to release the jammed object.
• the camera (s) (and the laser rangefinder) will analyze the door plan.
• a jam is identified by a nobody pressed between two leaves, for example sliding.
• the system detects the movement of the doors by analyzing the movement of the door edges.
• a crack analysis of your por ⁇ is performed.
• the height of the object, the volume and its shape are taken into account to make the decision to make the scene active.
• a reopening security command is transmitted to the gate controller system.
• the door immediately stops the closing force and reapplies the force after an adjustable time (for example 5 seconds) or reopens completely. It is also possible to send the acquired images to a train control center to confirm operationally an authorization to close or open the doors by an agent.
• Two cameras are at least used.
• a correlation of the different images received from the cameras is ré ⁇ alized. Typically, this helps to identify if an optic is obstructed, if the camera no longer works properly, and / or if both cameras are facing the same scene. To improve the availability of the function, it is possi- ble to switch to a 3 camera network to achieve a re ⁇ dundancy and always have at least two cameras ⁇ tional operation.
• This first analysis by correlation of camera images can be completed by tests of the injection acquisition chain at the level of each image electronics. known tests characterizing the door and following a determined sequence. The good reception of images at the uni ⁇ processing side will consider the acquisi ⁇ chain as always operational.
• the image pickup is synchronized with the system time, so any time variation ⁇ informa tion transmission will be detected. Mastering this time is important to avoid having a dangerous time lag between the system and the analyzed scene.
• the reaction of your automatic Por- system linked to the installation of the invention must always be compatible with the sys tem ⁇ security level of public transportation. If a pre-defined threshold is exceeded, the automatic door system will be considered as faulty.

Landscapes

• Power-Operated Mechanisms For Wings (AREA)
• Lock And Its Accessories (AREA)
• Alarm Systems (AREA)

Priority Applications (1)

Applications Claiming Priority (3)

Publications (1)

Family

ID=43048951

Family Applications (1)

Country Status (7)

Families Citing this family (16)

Family Cites Families (13)

• 2010
  • 2010-04-28 BR BR112012024277A patent/BR112012024277A2/pt not_active IP Right Cessation
  • 2010-04-28 US US13/637,418 patent/US8869449B2/en not_active Expired - Fee Related
  • 2010-04-28 CN CN2010800658410A patent/CN102859104A/zh active Pending
  • 2010-04-28 CA CA2794268A patent/CA2794268A1/en not_active Abandoned
  • 2010-04-28 EP EP10719307A patent/EP2550420A1/de not_active Withdrawn
  • 2010-04-28 KR KR1020127027887A patent/KR20130063492A/ko not_active Application Discontinuation
  • 2010-04-28 WO PCT/EP2010/055699 patent/WO2011116836A1/fr active Application Filing

Non-Patent Citations (1)

Also Published As

Similar Documents

Legal Events