12results about How to "Safe escape" patented technology

The invention discloses a glass guardrail hidden type escape device which comprises a guardrail frame body and glass blocks covering the guardrail frame body in a sealing mode, the guardrail frame body is connected with at least one glass block through a locking structure, the guardrail frame body is connected with an escape basket through a pay-off mechanism, and the escape basket has a folded form and an unfolded form. The folding state is used for being stored and hidden in the guardrail frame body, and the unfolding state is used for escaping. The escape basket is hidden in the guardrail frame body, the whole glass guardrail is simple and attractive, and the modern sense and the fashion sense of a building can be manifested; compared with an existing ladder or rope escape device, the escape basket is arranged, use is simpler and more convenient, safety is higher, multiple persons can escape together and help each other, the escape difficulty is small, and the escape rate of vulnerable people is greatly increased.

The invention provides an escape slow descending device with a brake structure, and relates to the technical field of escape devices.The escape slow descending device comprises a fixing part, an inhaul cable assembly and a brake mechanism, the inhaul cable assembly and the brake mechanism are arranged on the fixing part, and the fixing part is arranged on the vertical face of a building or an escape platform; the brake mechanism comprises a brake rope, a handheld part, a storage disc, an operating part, a brake part and a connecting part; during escape, a user descends to escape through the inhaul cable assembly, meanwhile, the user carries the handheld part, the storage disc freely rotates in the handheld part, the brake rope is released, when braking is needed, the operation piece is pressed, the brake piece is made to abut against the storage disc, rotation of the storage disc is hindered, then the brake rope is not released any more, and the user achieves braking through the brake rope. A user controls the descending speed through the brake mechanism to achieve soft landing, or stops descending at any time through the brake mechanism to descend to a proper floor, and therefore safe and rapid escape is achieved.

The invention provides a starting method of a window cleaning robot, and the starting method comprises the steps that the window cleaning robot is controlled to run a preset distance towards at least one of a first preset direction and a second preset direction so as to test the current environment, and the first preset direction is different from the second preset direction; identifying the type of the current environment according to a tentative result; and controlling the initial operation mode of the window cleaning robot according to the type of the current environment. According to the scheme, before the window cleaning robot executes the cleaning task, the surrounding environment of the robot is comprehensively detected through dual probing in two directions, and it is ensured that the robot can find potential dangers in time. The robot is ensured to more accurately judge the environment condition and avoid misjudgment by continuously performing multiple times of probing. And in addition, the window cleaning robot can quickly and safely break away from a dangerous area after discovering abnormity.

The present invention relates to the field of automatic driving technology, and provides an unmanned vehicle automatic formation system and method, a data acquisition module, used to obtain the driving environment and the number of slave vehicles of the unmanned vehicle; a driving formation determination module, used to determine the driving formation of the unmanned vehicle according to the relative position of the slave vehicle in the formation formation and the navigation trajectory data of the master vehicle; a formation recovery module, used to identify the formation position of the task vehicle, and set the formation recovery rules of the unmanned vehicle in combination with the trajectory prediction network of the side vehicle; a predicament perception module, used to perceive the vehicle driving state and environmental change trend of the unmanned vehicle, and set the predicament perception mode of the unmanned vehicle; a single vehicle escape module, used to identify the abnormal situation of the unmanned vehicle, and set the single vehicle escape mechanism of the unmanned vehicle; an automatic formation module, used for the automatic formation processing of the unmanned vehicle, and obtain the automatic formation result. The present invention is to improve the self-escaping ability of the unmanned vehicle.

The present invention relates to the technical field of building security equipment, and specifically to an intelligent building security device and a security method, wherein an intelligent building security device is used in a stairwell of a building, comprising a handrail shell, the main body of which is a strip-shaped structure, the handrail shell is arranged parallel to the staircase and fixed on the upper wall of the staircase; and a first wind knife, the main body of which is a strip-shaped structure, arranged and fixed along the handrail shell, a high-pressure chamber is arranged inside the first wind knife, a wind nozzle facing the outside is formed on one side of the high-pressure chamber, and the airflow blown out by the first wind knife passes through the wind nozzle to form a first regional wind wall with a certain volume. The intelligent building security device and security method provided by the present invention can effectively improve the survival rate of escaping through the escape stairs in a fire accident in a high-rise building.

The invention relates to the technical field of automatic driving, and provides an unmanned vehicle automatic formation system and method, and the system comprises a data collection module which is used for obtaining the driving environment of unmanned vehicles and the number of slave vehicles; the driving formation determining module is used for determining the driving formation of the unmanned vehicle according to the relative position of the slave vehicle in the formation and the navigation trajectory data of the master vehicle; the formation recovery module is used for identifying formation positions of the task vehicles and setting formation recovery rules of the unmanned vehicles in combination with a side vehicle trajectory prediction network; the dilemma sensing module is used for sensing the vehicle driving state and the environment change trend of the unmanned vehicle and setting a dilemma sensing mode of the unmanned vehicle; the bicycle escape module is used for identifying the vehicle abnormal condition of the unmanned vehicle and setting a bicycle escape mechanism of the unmanned vehicle; and the automatic formation module is used for automatic formation processing of the unmanned vehicles to obtain an automatic formation result. The invention aims to improve the self-escape ability of the unmanned vehicle.

The invention discloses an earth pressure balance shield tunneling machine shield tail diameter-reducing escape structure and method, and relates to the field of shield tunneling machine safety design, the earth pressure balance shield tunneling machine shield tail diameter-reducing escape structure comprises a shield tail, the end of the shield tail is inserted into a middle shield and annularly connected with the middle shield through a plurality of hinged oil cylinders, and the two ends of each hinged oil cylinder can freely rotate on the middle shield and the shield tail respectively; a plurality of rigid connecting pieces, wherein each rigid connecting piece is matched with one hinging oil cylinder; the shield tail comprises an upper half cylinder and a lower half cylinder which can be mutually spliced into a circle, and the end faces of the upper half cylinder and the lower half cylinder in the length direction of the upper half cylinder and the lower half cylinder are connected in a bell and spigot joint mode. Reducing oil cylinders are arranged at the socket and spigot positions of the two ends of the shield tail, and the telescopic direction of the reducing oil cylinders is arranged in the socket and spigot direction. By adopting the scheme, the shield tail can be quickly released only by mechanically installing the rigid connecting piece and driving the reducing oil cylinder, so that the labor intensity of personnel is greatly reduced, and the working environment condition is improved.

The utility model relates to a quick ejection die of front and back moulds even slanting extraction, including upper panel, front mould panel, back mould panel, mould foot, lower panel and ejection mechanism, be provided with the injection port of injection chamber as injection moulding mouth on the upper panel fixedly, install the elastic member between the upper panel and front mould panel, be provided with the damping open -close ware connection between the front mould panel and back mould panel, be provided with front mould slanting extraction subassembly on the injection bush, front mould slanting extraction subassembly includes the front mould slanting extraction piece, the oblique hole containing front mould slanting extraction piece is set up on the front mould kernel and passes through, front mould slanting extraction piece is moved in the oblique hole under the injection bush pull. Adopt above -mentioned technical scheme, the utility model through setting up elastic member and damping open -close ware between front mould and upper panel, make upper panel first in front mould action when opening mould action, thus fixed on upper panel drive injection bush upper setting mould slanting extraction subassembly first in front mould action core pulling, make its safe separation product Z direction's reverse buckle position.

The invention belongs to the field of elevators, and relates to a household elevator capable of emergency escape, which comprises a wall body, a shaft is arranged on the inner side of the wall body, an elevator lower sliding column is fixedly arranged on the right side of the shaft, a sliding groove is formed in the elevator lower sliding column, and two first fixed pulley fixing seats are fixedly arranged on the upper side of the shaft. First fixed pulleys are rotationally arranged on the inner sides of the two first fixed pulley fixing seats, and two second fixed pulley fixing seats are fixedly arranged on the upper side of the shaft. When fire or other things needing emergency escape occur at home, the elevator door can be opened in a pure mechanical mode under the condition that electricity is not used, then the elevator falls through the gravity of people, it can be guaranteed that the initial speed of the elevator is moderate through the mode that a hydraulic rod and an air speed reducer are combined, and the elevator can be safely and reliably opened. And then continuous acceleration is carried out, so that people can escape more quickly and safely.

The present invention discloses a track bicycle forced sprint training device, comprising a base, a frame fixedly connected to the upper end of the base, a vertical rod and a seat fixedly installed on the upper end of the frame from left to right in sequence, a handlebar fixedly connected to the front and rear sides of the vertical rod correspondingly, a first sprocket installed on the frame, a generator fixedly installed on the upper end of the base and on the right side of the frame, a driving end of the generator fixedly connected to a driving rod, a second sprocket rotatably connected to the driving rod, a chain is commonly sleeved between the first sprocket and the second sprocket, a slot is provided at the front end of the second sprocket, and the front end of the driving rod extends into the slot. The advantages are: the generator is used as a load for sprint training, and the wind generated by the fan is used to simulate the sprint, so that the training is more realistic and effective, and the dead flywheel structure can be released when the athlete's body suddenly develops, so that the training device stops safely.

This invention discloses a thrombus filter that is easy to fix and safely remove, relating to the field of medical device technology. The thrombus filter includes a filter screen made of metal wire and a retrieval hook at its proximal end. After the filter screen is released, both the distal and proximal ends have circumferentially evenly distributed petal-shaped mesh openings, the mesh size of which is smaller than that of the middle section mesh opening, and the mesh openings at both ends are staggered circumferentially. Multiple auxiliary positioning structures are provided at the maximum diameter of the filter screen. These structures include a positioning retaining ring and positioning spikes connected by biodegradable bioadhesive. These provide stable anchoring during initial implantation, and after the bioadhesive degrades, allow the positioning spikes and retaining ring to move relative to each other or separate, achieving minimally invasive removal. This invention balances reliable fixation during initial implantation with operational safety during removal, and also has a more significant thrombus-blocking effect.

The utility model provides a lifting device for a track inspection robot, which comprises a movable framework arranged between steel rails, a lifting unit arranged at the bottom of the movable framework and used for driving the movable framework to fall to the ground or be suspended, and an opening and closing unit arranged at the top of the movable framework and used for being clamped with or separated from the steel rails. The lifting unit and the opening and closing unit are both connected with the central control unit, and the opening and closing unit comprises a first anti-rollover rail wheel rolling along the outer side wall of a steel rail and a second anti-rollover rail wheel rolling along the inner side wall and the top face of the steel rail. When the robot detects that a bullet train approaches, a derailment program is triggered immediately, and the track inspection robot is rapidly fixed at a safe position in the middle of a track through the device, so that the inspection robot can be safely, accurately and rapidly separated from the track when detecting that the bullet train approaches, the potential collision risk is avoided, the detection efficiency is improved, and detection can be performed in any time period; and the method does not depend on window period operation.