112 results about "Emergency exit" patented technology

The invention discloses a safe evacuation path planning method under a strong wind condition of island engineering. According to the technical scheme, the method is characterized by comprising the steps that firstly, the physical space of an engineering site is discretized into a plurality of grid units, and a computable graph structure is constructed; then, acquiring multi-source dangerous area information generated in real time, and quantifying the dangerous area information into a dynamic risk value of each grid unit; then, acquiring the real-time position of the constructor as a starting point, and presetting an emergency exit as an ending point; and finally, on the constructed risk grid map, a heuristic search algorithm such as A * is adopted, and the geometric distance and the dynamic risk value between grid units are fused by a cost function of the heuristic search algorithm, so that an optimal evacuation path considering safety and efficiency is quickly searched. According to the method, the safety risk is quantified and fused into the path optimization process, so that the quick response to the dynamic environment and the real-time re-planning of the path are realized, and the efficiency and safety of personnel evacuation under the emergency condition are remarkably improved.

The invention discloses an electric automobile sliding energy recovery control method and system, and belongs to the technical field of electric automobiles. The method comprises the steps that the accelerator pedal opening degree at the current moment, the accelerator pedal opening degree at the previous moment, the target automobile speed and the actual automobile speed are obtained; calculating a vehicle speed difference and a pedal opening degree variable quantity; based on the vehicle speed difference, the pedal opening degree variable quantity, a vehicle speed difference threshold value where regenerative braking torque intervenes and a vehicle speed difference threshold value where the regenerative braking torque exits, the braking intention is judged; and based on the braking intention and the rear axle wheel slip rate, the RBCS state switching unit is controlled to be switched among a driving mode, a regenerative braking torque increasing mode, a regenerative braking torque keeping mode and a regenerative braking emergency exit mode. The driving intention can be adaptively recognized, the control parameters are dynamically adjusted, and the safety of complex road conditions is considered.

An emergency egress safety system for a door to a protected room, the emergency egress safety system includes a base, the base for straddling an edge of a door and having a first portion for locating on a side of the door facing outside the protected room and a second portion for locating on a side of the door facing the protected room, an arm mounted relative to the base, the arm being mounted to the base for movement between a stowed position and a deployed position where the arm is extended from the base and is automatically locked in the deployed position to block the door that is straddled by the base, and at least one actuator located at the first portion operable to unlock the arm to allow the arm to return to its stowed position.

The invention relates to the technical field of intelligent fire fighting, and discloses an evacuation indication route design method, system and equipment considering a fire position, and the method comprises the steps: building a first ant colony algorithm model, determining the direction of a daily evacuation indication lamp under the condition of no fire, and determining a daily evacuation room set of each evacuation indication lamp pointing to each emergency exit, the first generation module generates a first evacuation indication route; judging whether the available time of each emergency exit is greater than or equal to the evacuation time from the room to the corresponding evacuation indicating lamp to point to each emergency exit when no fire occurs; if yes, continuing to execute the first evacuation indication route; and if not, dynamically planning a second evacuation indication route by adopting a second ant colony algorithm model. Through scientific model establishment and a dynamic adjustment mechanism, the situation that people select unavailable or crowded emergency exits in the evacuation process can be effectively avoided, the panic feeling of evacuated people caused by confusion and congestion in the evacuation process is reduced, and therefore the overall evacuation efficiency is improved.

A cloud-based intelligence to emergency evacuation systems using Wi-Fi access points over data communication systems. A layout of emergency exits for a building being monitored and AP locations within the building layout is configured. A density map is generated from a number of stations within radio range of each AP including stations that are connected and stations that are not connected. An emergency that requires evacuation of people from the building from an emergency system associated with the building is detected. In response, an optimal evacuation route from each AP based on the density map and the building layout is generated. Evacuation instructions for each AP can be displayed on the stations within range of each AP.

The invention discloses a tunnel event-driven multi-mode induction warning control method and system, and relates to the technical field of tunnel safety management. The method comprises the following steps: generating a tunnel global dynamic risk field based on monitoring data acquired by a multi-source sensor in a tunnel; according to the intensity distribution characteristic and the spatial change characteristic of the dynamic risk field, calculating optical flow driving potential energy, and generating the working mode, the basic brightness and the flicker frequency of each induction sign based on the optical flow driving potential energy; when the emergency mode is determined, calculating an optical flow steering vector according to the distribution characteristics of the dynamic risk field and preset emergency exit information, and generating a dynamic optical flow evacuation path pointing to the nearest emergency exit; and calculating a tunnel body efficiency factor according to the tunnel traffic state and the dynamic risk field situation change, and when the tunnel body efficiency factor is smaller than a preset efficiency threshold value, triggering a parameter adjustment mechanism. The tunnel safety and the emergency response efficiency are improved by adjusting an induction sign and an optical flow guide evacuation path and optimizing system parameters in real time.

The application relates to a door lock device for an emergency passage of a public building, relates to the technical field of door locks, and aims to improve the problem that a door lock handle cannot be conveniently replaced. The door lock device for the emergency passage of the public building comprises a mounting frame and a rotating frame rotatably arranged on the mounting frame, the rotating frame is externally provided with a handle, the rotating frame is slidably connected with the handle, a guide assembly is arranged between the rotating frame and the handle, and the guide assembly is used for guiding the handle to slide and be clamped with the rotating frame; and a locking assembly is arranged on the rotating frame and used for locking the handle and the rotating frame. The application has the effect that the door lock handle can be conveniently replaced.

The invention provides a safety early warning method and device, equipment and a program product, and the method comprises the steps: obtaining a spatial topological graph of a target region, enabling nodes in the graph to be used for representing spatial units in the target region, and enabling edges in the graph to be used for representing paths between the spatial units; and determining an evacuation path from each space unit to the emergency exit of the target area based on the spatial topological graph. For each space unit, determining a space risk value of the space unit based on real-time monitoring data of a safety monitoring device used for specifying disaster monitoring and an attribute incidence matrix of the space unit; determining an evacuation path risk value of the space unit based on the path weight of the evacuation path of the space unit and the space risk values of other space units communicated with the evacuation path; and determining a comprehensive risk value of the space unit based on the space risk value and the evacuation path risk value of the space unit. And performing security situation assessment based on the comprehensive risk value of each space unit to decide whether to output early warning information or not.

The invention relates to a vehicle seat (100), comprising at least: - a seat section (102), - a backrest (104), - a kinematic mechanism (120) for moving the vehicle seat (100) from a usage position (200) to an entry position (210) and back, - a longitudinal adjustment device (110) for longitudinal adjustment of the vehicle seat (100) and - an entry position stop (300) which is designed to absorb a force (F) acting on the backrest (104) in the entry position (210) and to run freely to provide an emergency exit.

The utility model relates to the technical field of civil air defense engineering, in particular to an intelligent protective door device for civil air defense engineering, which comprises a door frame and an emergency device, a door body is mounted in the door frame, a handle is mounted on the surface of the door body, and the emergency device is arranged on the lower surface of the door body and comprises a base which is fixedly connected with the door body. A rotating rod is rotatably connected to the surface of the base, a clamping seat is fixedly connected to the surface of the rotating rod, a baffle is fixedly connected to one side of the clamping seat, an emergency exit is formed in the side, close to the baffle, of the door body, the baffle is connected with the emergency exit in the lower surface of the door body in a clamped mode, and a clamping plate is fixedly connected to one side of the baffle. And under the condition that the door body is difficult to open, people can conveniently leave, the safety of the equipment is improved, the door body can be conveniently opened when the door body breaks down, and the escape efficiency of the equipment is improved.

A method is proposed for evacuating passengers from an autonomously driving shuttle for passengers who, in order to use the shuttle, have a mobile terminal with a software application for the shuttle, wherein a map of the interior of the shuttle used is stored in the software application or can be retrieved by the software application, and wherein each software application has a communication interface to a control unit which can communicate at least the current status of the shuttle to the software application, wherein in the event that a situation is detected by the control unit in which the shuttle is to be evacuated, communication is made to the software applications of the passengers' mobile terminals, wherein each mobile terminal then carries out localization and orientation and the software application determines a nearest possible emergency exit based on this and directs the passenger there.

The invention discloses a novel fire safety evacuation guiding method. The method comprises the following steps: 1, displaying a real plane graph of a place on a display device by using visual and auditory information, and transmitting the real plane graph to a customer; 2, dividing the place into a plurality of small evacuation areas after calculation according to the number of the emergency exits on the real plane graph, the evacuation distance and the evacuation width; 3, displaying the dynamic evacuation route in each evacuation area to the customer, replacing the personnel model with a specific symbol, and moving from each evacuation area to a safe position along the demonstrated evacuation route; and 4, displaying the dynamic evacuation route in a voice prompt mode. The invention belongs to the technical field of fire-fighting evacuation, and particularly relates to a novel fire-fighting safety evacuation guiding method, which is based on a fire-fighting theory, automatically displays a real plane graph of a place on an emergency exit of electronic equipment in an image or video form, and carries out warning prompt to assist personnel to escape nearby.

The invention discloses a deep grotto fireproof safety and personnel evacuation facility, which is characterized in that the space of a deep grotto is divided into a plurality of fireproof control areas, different experiment halls correspond to different fireproof control areas, each experiment hall is one or more fireproof control areas, each service tunnel is an independent fireproof control area, and each service tunnel is an independent fireproof control area. Each auxiliary tunnel is divided into more than two fireproof control areas; a firewall is arranged between every two adjacent fireproof control areas; external emergency exits are formed in the connecting positions of the two ends of the auxiliary tunnel and the drainage tunnel and the connecting positions of the two ends of the auxiliary tunnel and the traffic tunnel, each fireproof control area is provided with at least two internal emergency exits, the adjacent fireproof control areas are communicated through the internal emergency exits, and each internal emergency exit comprises a fireproof door arranged on a fireproof wall. According to the scheme, on the premise of meeting the functional requirements of the underground space, the scheme of dividing the fireproof control areas and setting the emergency exits is provided, and the problem of controlling fire spreading in the underground space is solved.

We provide the system. [Solution] Earthquake detection means, A location information means for obtaining the current location of personnel, A calculation means for calculating the optimal evacuation route to at least one emergency exit, A transmission means for generating and transmitting evacuation instructions, including evacuation routes to emergency exits, A means of receiving evacuation instructions via the user's mobile device, A display means that displays the user's location and evacuation route based on location information means and evacuation instructions, A system that includes this.

An anti-panic push bar (2) for operating a door lock (14) of an escape door (11) or emergency exit door is proposed, comprising a base profile (4) which can be mounted on a door leaf (12) and an operating profile (3) to operate a door lock (14) of the escape door or emergency exit door. In order to create an anti-panic push bar (2) with a mechanically stable structure and to be able to adapt the anti-panic push bar to different design requirements in a simple and cost-effective manner, it is proposed that the basic profile (4) has an outer shell (42) and an inner shell (41) such that the inner shell (41) is arranged inside the outer shell (42) in such a way that the outer shell (42) covers the externally visible surfaces of the inner shell (41).

The invention relates to an emergency exit luminaire (1), comprising: - a planar light-guiding element (2) and – illuminants (3) arranged on a narrow side of the light-guiding element (2) which forms a light input coupling side (23) of the light-guiding element (2), with the light-guiding element (2) being designed to emit the light output by the illuminants (3) and radiated in via the light input coupling side (23) via at least one flat side (21) arranged substantially perpendicular to the light input coupling side (23), and with an escape path symbol (6) being provided on the flat side (21) of the light-guiding element provided for light output, and the escape path symbol (6) being applied to, preferably printed on, a pictogram film (4) which is fastened to the light-guiding element (2) so as to face the light-guiding element (2) with its surface containing the escape path symbol (6) and fastened in such a frame-like manner that the escape path symbol (6) is accommodated sealed between the pictogram film (4) and the light-guiding element (2).

The present application relates to a kind of high-reliability calibration mechanism with emergency exit capability of failure, and the problem of how to carry out emergency exit of failure when calibration mechanism is in light-shield state is solved, the present application includes the base being arranged on calibration fixed frame, fixed seat is arranged on the base, the rotating shaft of calibration assembly is rotatably connected with fixed seat, and the rotating shaft both ends are connected with motor and potentiometer respectively;The outer wall of the side of rotating shaft is connected with calibration plate, the side of calibration fixed frame is provided with the turnover shaft parallel with the axis of rotating shaft, and it is hinged with the base near the side of turnover shaft;Turnover shaft is provided with torsional spring, and its both ends are connected with base and calibration fixed frame respectively;Locking release assembly is arranged on the bottom of calibration fixed frame, the notch bolt in it is responsible for connecting base and calibration fixed frame, notch bolt, shape memory alloy tube and heater are sequentially sleeved in shell from inside to outside, and the notch of notch bolt is located at the joint surface of base and calibration fixed frame.

The invention discloses an emergency evacuation method based on the Internet of Things. The method comprises the steps that real-time position information of personnel entering a vehicle detection laboratory is acquired; acquiring emergency exit position information of the vehicle detection laboratory; calculating the distance between the personnel and the emergency exit according to the real-time position information of the personnel and the position information of the emergency exit; calculating a personnel density value of the emergency exit according to the distance; calculating according to the distance and the personnel density value of each emergency exit to obtain recommended emergency exit information, and sending the recommended emergency exit information to each personnel entering the vehicle detection laboratory; the emergency evacuation efficiency of the vehicle detection laboratory is improved, and then it is guaranteed that people entering the vehicle detection laboratory can be evacuated in time when an emergency occurs.

The utility model relates to a safety alarm device for a network machine room, which is applied to the field of safety devices and comprises a plurality of alarm switches installed in a network machine room area, the upper ends of the alarm switches are fixedly connected with connecting vertical bars, the upper ends of the connecting vertical bars are fixedly connected with alarm bases, and the front ends of the alarm bases are fixedly connected with flashing lamps. An outer side ring groove is formed in the outer end of the alarm base, a flexible back side plate is installed at the inner end of the outer side ring groove, an escape guide lamp belt is installed at the front end of the flexible back side plate, a limiting rear block is arranged at the rear end of the flexible back side plate, and a laser projection lamp is fixedly connected to the lower end of the limiting rear block. According to the scheme, the green lamp block in the safe area plays a guiding role, the safe area can be quickly found for escape by checking the light direction of the green lamp block, and the defect that people possibly wander in a wrong area due to the fact that people cannot find an emergency exit, and the escape opportunity is delayed is overcome.

To provide a system and method for issuing an alert regarding the engagement of an emergency exit door of an aircraft.SOLUTION: An aircraft (106) includes a system (100) including an emergency exit door (102) within an internal cabin (104). The emergency exit door (102) includes a lever (108) configured to be engaged to open the emergency exit door (102). A first cover (110) is removably secured to the emergency exit door (102). The first cover (110) is configured to be removed to gain access to the lever (108). A second cover (112) is disposed between the lever (108) and the first cover (110). The second cover (112) is configured to be removed to gain access to the lever (108). One or more sensors (114) are configured to detect positions of the first cover (110) and the second cover (112).SELECTED DRAWING: Figure 1

The present invention relates to a smart streetlight system for electric vehicle charging and fire response, and provides a system which comprises a lighting unit, a fire detection sensor unit, and an electric vehicle charging unit in a streetlight main body, and is integrally controlled by being connected through a wired / wireless network via an MCU device. The smart streetlight collects data from the fire detection sensor unit to determine whether a fire has occurred, generates fire occurrence information, and operates a fire suppression device on the basis of the fire occurrence information. The fire suppression device comprises a smothering fire extinguishing cover, which covers a parked electric vehicle to form a sealed space, thereby suppressing the fire or preventing the spread thereof. In addition, the smothering fire extinguishing cover comprises at least one openable emergency exit therein, and comprises a light-emitting body for indicating the position of the emergency exit to support safe escape of a user in an emergency situation. This design increases space utilization in urban environments through multifunctional roles of electric vehicle charging and fire response, and contributes to solving the problem of insufficient charging stations and the limitations of initial fire response. The present invention proposes a smart streetlight system that improves safety and efficiency in public places by simultaneously providing convenience in the use of electric vehicles and quickness of fire response.

The present invention relates to a voice flashing guidance light, and aims to enable rapid and safe evacuation by providing voice guidance on the occurrence of an emergency situation, evacuation direction, and evacuation route in the event of an emergency such as a fire, earthquake, or power outage, and by providing visible guidance on the location of the emergency exit based on a flashing method. A voice flashing guidance light according to the present invention comprises: a display unit indicating the evacuation direction; a flashing guidance unit installed on the display unit and operating to flash when an emergency occurs; and a voice guidance unit installed on the display unit and providing voice notification when an emergency occurs.

We provide hybrid vehicles that have a sufficient driving range for emergency exit maneuvers. [Solution] The system includes an engine and a motor which are the driving power source, first and second fuel pumps provided in a fuel tank which pressurize fuel and supply it to the engine, and a control device which drives the first fuel pump and stops the second fuel pump when the requested output of the engine that is being driven is below a threshold, and drives both the first and second fuel pumps when the requested output is greater than the threshold, the control device includes an acquisition unit which acquires the results of abnormality diagnosis of the first and second fuel pumps while the engine is being driven, a pump control unit which drives the other of the first and second fuel pumps while stopping the other when one of the first and second fuel pumps is diagnosed as abnormal, an engine control unit which limits the output of the engine to below the threshold when one of the pumps is diagnosed as abnormal, and a notification control unit which notifies the results of the abnormality diagnosis.

Emergency exit (1) positioned at the level of the wings of an aircraft, the emergency exit (1) comprising a "semi-plug" type door (3) held against a door frame (2) by closing stops (2c, 3c), the emergency exit (1) comprising: - an internal handle (4a) for opening the door (3) actuating a handle shaft (4b); - an opening fitting (5) at each end of the handle shaft (4b); - a locking shaft driven by the handle shaft (4b) and rotating two locking levers (4g); - a door descent guide mechanism (1A) intended to accompany downward clearance of the closing stops (2c, 3c); - a door arm (6) for lateral opening of the door (3); - a sliding connection between the door arm (6) and the door (3). Figure for the abbreviation: Fig. 1

The invention discloses a mistaken locking prevention type push rod lock, relates to the field of push rod locks, and aims to solve the problems that an existing push rod lock has mistaken locking risks in a special environment, inconvenience is brought to a user, and even evacuation in a crisis environment is affected. The mistaken locking prevention type push rod lock comprises a lock shell, a spring bolt is slidably connected in the lock shell, and the spring bolt is fixedly connected with a supporting block; the supporting block is fixedly connected with an elastic push rod, an elastic lock cylinder is slidably connected into the supporting block and fixedly connected with a first lock rod, the side edge of the first lock rod is matched with a binding assembly, the front face of the elastic lock cylinder is fixedly connected with a second lock rod, the side edge of the second lock rod is matched with a first shifting assembly, and the back face of the elastic lock cylinder is fixedly connected with a third lock rod. The access control system has the advantages that a user is endowed with the autonomous control right for the locking state, and the reliability and the applicability of the access control system in an emergency exit scene are improved.

The utility model relates to the technical field of uninterruptible power supplies, and discloses a distribution network direct current uninterruptible power supply, which comprises a UPS box body, a direct current output module is arranged in the UPS box body, the direct current output module comprises a fourteen-volt storage battery and a twelve-volt storage battery, the UPS box body comprises an upper plate, a plastic plate is arranged at the top of the upper plate, and four connecting screws are mounted on the plastic plate. The plastic plate is covered with a protection part, the protection part comprises a separation frame, and the separation frame is connected with the plastic plate in a clamped mode. A direct current output function is realized through the direct current output module of the UPS box body, a step of converting a temporarily stored direct current into an alternating current through an inverter is omitted, energy loss is avoided, and the 24-volt storage battery and the 12-volt storage battery can be connected with an emergency exit lamp, an alarm lamp and the like of a power distribution network point and can be lightened when needed, so that the safety of the power distribution network is ensured. The UPS box body made of a plastic material is prevented from being contacted by a cable to cause a conductive phenomenon, and the connecting screw can be connected with a wiring terminal to guide electric energy to a required place.

1. Name of the Design Product: Side-mounted Escape Door for Cockpit. 2. Use of the Design Product: The design product is used for installation in the driver's cab of EMUs and subway vehicles for safe escape in case of emergency. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photo that Best Illustrates the Design Key Points: Stereogram.

To provide a portable guide light that can emit light toward a user when held. [Solution] The portable guide light 10 comprises a rod-shaped red light-emitting unit 40, a white light-emitting unit 30, and a handle portion 20 to which the red light-emitting unit 40 is connected at one end and the white light-emitting unit 30 is connected at the other end, and which houses a power source 28a for driving the red light-emitting unit 40 and the white light-emitting unit 30.

A light strip comprising light-emitting light sources (103, 203, 303, 403, 405, 503, 505), such as LED- light sources, means for conducting current to the 5 light sources and a casing part (101, 201, 301, 401, 501), wherein the light sources (103, 203, 303, 403, 405, 503, 505) and / or means for conducting current to the light sources are at least in part surrounded with the casing part (101, 201, 301, 401, 501) The 0 light strip (100, 200, 300, 400, 500) comprises at least one display (102, 202, 302, 402, 502) which is configured to display information related to distance to a guiding target destination e.g. to a next emergency exit.

The invention relates to the technical field of emergency lighting, and discloses an intelligent emergency lighting control device, which comprises a box body provided with a smoke sensor, and a voice operated switch is arranged in the box body; the two sides of the shell are each provided with a refraction plate in a sliding mode. And a switching assembly; when the concentration of smoke in the environment reaches a threshold value, the voice operated switch monitors human voice in the environment, the direction of a disaster victim is measured according to the voice operated switch, then the two transmission assemblies drive the two refraction plates to horizontally move and stretch out of the shell correspondingly, and after the refraction plates stretch out of the shell, the switching assembly drives the transmission assemblies to drive the two refraction plates to rotate oppositely. The light of the illuminating lamp is adjusted to face the victim and focus the light, the light of the illuminating lamp can be automatically focused when the environment smoke is much, the light is focused towards the victim, the surrounding of the trapped person can be rapidly and accurately illuminated, and it is ensured that the trapped person finds the illuminating lamp in time and moves towards the emergency exit according to the direction indicating lamp.