126results about How to "No casualties" patented technology

The invention relates to a nuclear power plant working robot and a control system thereof, which belong to the fields of robots and automation equipment. The nuclear power plant working robot is a crawler-type mobile manipulator and is composed of a mobile platform driven by double crawlers and a four freedom degree manipulator carried on the mobile platform. The nuclear power plant working robot can move inside a nuclear power plant, has two control modes of manual remote control and autonomous control, and is remotely controlled by a wireless or wired mode. The control system of the nuclear power plant working robot includes a host monitoring and planning control system and a robot control system which are matched to control the operation of the robot. The robot operates autonomously, is safe and reliable, can complete certain dangerous tasks in high radioactivity environment; the robot has small size, stable performance, great maneuverability and low operation cost; a crawler-type chassis has strong gripping force as well as certain climbing and obstacle clearing ability, and is suitable to walking over complex terrains; and the robot has high intelligence degree and can realize autonomous control and manual remote control.

The prsent invention discloses a multistoried domestic building staircase safety elevator which is installed according to multistoried domestic building staircase, variable-frequency speed regulated and controlled by computer. It mainly includes passenger-carrying device, suspended mechanism, traction drive device, control system and spiral guideway. Said invention also provides their assembly scheme and construction method and steps. Said invention elevator is safe and reliable, and its cost is low.

The invention relates to an industrial robot teaching and training system and a control method thereof. The industrial robot teaching and training system comprises simulation teaching equipment and industrial robot equipment, wherein the simulation teaching equipment comprises a handheld teaching apparatus, a controller and a PC (personal computer), the handheld teaching apparatus performs data communication and data transmission with the PC through a network with a TCP/IP protocol, and the handheld teaching apparatus is controlled to output signals to the PC; the handheld teaching apparatus is connected with the controller by using the network with the TCP/IP protocol, and the handheld teaching apparatus is controlled to output signals to control the industrial robot equipment to carry out corresponding actions. The industrial robot teaching and training system has the advantages of high safety, good compatibility, low price and the like, simulation teaching for an industrial robot can be realized, personal casualty and damages for the machine caused by misoperation do not occur, thereby being very suitable for teaching or practice of green hands.

The invention discloses a self-restoring precast concrete beam-column joint device with top and bottom friction energy dissipation. The beam-column joint device comprises an upper friction energy dissipation device and a lower friction energy dissipation device. Two inner friction steel plates with bolt holes in the upper friction energy dissipation device are welded to an end plate to form a whole, and then the end plate is fixed to a column through tensile bolts; two corresponding outer friction steel plates are fixed to a precast concrete beam through shear bolts. Two outer friction steel plates with bolt holes are arranged at the lower end of a joint and fixed to the precast concrete beam through shear bolts, and two inner friction steel plates corresponding to the outer friction steelplates are fixed to a hidden bracket of the precast concrete column through shear bolts. Friction plates are arranged between the outer friction steel plates and the inner friction steel plates. Friction-type high-strength bolts penetrate through the outer friction steel plates, the friction plates, the inner friction steel plates and the precast concrete beam to connect all components at the upper end and the lower end together.

The invention discloses a production process full-period intelligent workshop system based on a digital twinning technology and a solving method. The system comprises a design planning module and a virtual-real synchronization module. The design planning module is used for building virtual components required by the digital twin of the automatic workshop in the virtual component design module, carrying out process design according to actual production requirements, arranging an automatic production line, and verifying a production line planning effect and a control program. The virtual-real synchronization module builds a real production line after verification, collects the operation data of the real production line, transmits the operation data to the data management and storage module, completes the synchronization between the real production line data and the digital twin data, and displays the virtual-real synchronization condition and the operation data, and finally guides the actual production by using the data processing result of the digital twin. The system and method run through the full life cycle of the production line, and production accidents and economic losses caused by design defects can be avoided; the simulation credibility is improved; and feedback control is performed on a real production line, so that major safety accidents and property loss can be effectively avoided.

A water pressure type elevator is composed of a water pool 9, a high pressure pump 7, an elevator guiding rail 5, a one-way valve 13, a water tank 12, a telescopic hydraulic cylinder 6, an elevator lifting bin 4, a computer control center 1, an electromagnetic valve 8 and water. The high pressure water generated by the high pressure pump is utilized for increasing the height of the elevator, and the computer control center controls the on-off working time duration of the electromagnetic valve and the high pressure pump in a matched mode according to lifting information, controls water inlet flow and water draining flow and determines that the ascending speed and the descending speed of the elevator are constant. When the elevator breaks down, the elevator cannot descend in a free-falling mode, and casualty accidents cannot occur. The water pressure type elevator has the advantages of being constant in speed, safe and environmentally friendly, and saving energy.

The invention discloses a simulation method for researching a train derailment behavior, and the method comprises the steps: carrying out the dynamic simulation of a rail vehicle system, setting a derailment condition, carrying out the simulation analysis of the train derailment behavior caused by a vehicle fault, and obtaining the vibration information of key parts of a derailed vehicle in the normal operation, derailment processes and after derailment of a train. The obtained vibration information can be used for evaluating the influence of derailment on vehicle parts, analyzing derailment harm and providing a theoretical basis for a derailment detection system. According to the method provided by the invention, the vehicle vibration characteristics under the derailment condition are obtained mainly through simulation, and compared with an experimental method, the method provided by the invention is low in cost, high in repeatability, multiple in simulative working conditions and high in simulation vehicle running speed, the derailment condition of the whole vehicle/whole train can be considered, and the risk probability is 0.

The invention belongs to the technical field of coal mine underground transportation equipment, so as to solve the problems of low tunneling efficiency, large roof damage, high tunneling cost and thelike caused by the need for repeated support of an existing self-moving machine tail. The invention provides a belt conveyor self-moving machine tail for lapping joint with a swing type rapid tunneling system. The belt conveyor self-moving machine tail comprises a power frame, a machine tail frame and a plurality of sections of intermediate frames hinged in sequence from beginning to end, whereinlifting mechanisms are respectively arranged on two sides of the power frame body, the machine tail frame body and each section of intermediate frame body; and two deflection adjusting mechanisms capable of lifting along with the frame body are symmetrically arranged at the front and rear of the bottom of the power frame body. The self-moving machine tail can realize the functions of lifting, pushing and deflection adjustment through a hydraulic system, can reduce the auxiliary transportation operation time, improve the tunneling efficiency, reduce the labor intensity of workers, and realize efficient and rapid tunneling of coal roadways.

The invention discloses an automatic lifting device. The automatic lifting device comprises a connecting top base, a connecting mechanism, a steering adjustment mechanism and a lifting mechanism; theconnecting top base comprises a top plate and an extension rod; the top plate is connected with the steering adjustment mechanism through the extension rod; a first lifting ring is mounted on the topplate; the steering adjustment mechanism comprises a mounting plate and a rotary adjusting plate; a second lifting ring is arranged on the mounting plate; a motor, an electric extension rod and a slide block are mounted on the mounting plate; the motor is connected with the slide block through the electric extension rod; a circular rail is formed in the rotary adjusting plate; a clamping block ismounted in the circular rail; a rotating plate is fixed on the clamping block, and is provided with a mounting groove; the connecting mechanism is connected with lifting rings for connecting the top base with the steering adjustment mechanism; and the lifting mechanism comprises a support device and a hanging hook device. Through mechanism design of the lifting device, lifting of electric appliances in different placing positions can be realized; and the automatic lifting device has the characteristics of high working efficiency, high safety, convenience to operate and high stability, and greatly reduces both manpower and material resources.

Provided is a building with a fire-fighting and rescue function. A rope unwinding device is arranged at a set position above the building and comprises a rope winding barrel, a through inner hole for a rope to penetrate through is formed in the rope winding barrel, and the lower floor or the outside of the building can control the rope winding barrel to rotate.

The invention relates to the technical field of coal mine auxiliary transportation and discloses an intrinsically safe type rail transport monitoring system. The intrinsically safe type rail transportmonitoring system comprises a winch and a shuttle; the winch is connected with a winch transport monitoring device which is connected with a sliding-down protection device and a video monitoring device; the winch transport monitoring device is further connected with an overload detecting device; and the shuttle is provided with an off-road detecting device and a video monitoring device and is incommunication connection with a detection transport monitoring device in a wireless transmission mode. Through the self-detecting function, whether transport devices are in a normal work state or notis judged and detected, an alarm is given out if any one device is abnormal, operating devices are forbidden to start, and safe operating work of the devices is ensured; personnel information is detected and recognized by the winch transport monitoring device, and the locking relation between pedestrians and traveling cranes is achieved; and safety of personnel is ensured during transportation, and casualties are avoided once transportation accidents occur.

The invention discloses nitryl smokeless lignocellulose and a preparation method thereof. The nitryl smokeless lignocellulose is mainly used for preparation of fireworks and crackers. The nitryl smokeless lignocellulose is characterized by comprising, by weight, 100 parts of wood fiber powder, 50-90 parts of acid mixed solution, 50-70 parts of dilute nitric acid solution, 100 parts of nitration mixed solution, 30-50 parts of neutralized solution and 1-4 parts of stabilizers. The nitryl smokeless lignocellulose has the advantages of high safety, good stability, free from smoke, taste, toxicityand dust, environmental friendliness and the like.

The invention discloses a method for acquiring vibration characteristics of a vehicle part in a train derailment behavior process, and solves the problems that an existing derailment experiment benchcan only carry out a derailment experiment of a single bogie or a single wheel set, and has the limitations of high cost, high experiment potential risk, limited testable derailment condition, lower test speed and the like. The method comprises the steps that a train dynamic model is established, target operation environment information is set, and the model operation state is adjusted according to research abnormal operation conditions; and performing simulation analysis to obtain simulation data. According to the method, the train derailment condition caused by rail abnormity is simulated through a mechanical part dynamics simulation analysis method. Compared with a bench derailment experiment and a line derailment experiment, the method is very low in cost, almost has no risk, and doesnot cause any casualties and equipment damage.

The invention provides a tension stimulation device for inducing rat thoracolumbar spine yellow ligament ossification and application. The device comprises a support, a rat fixing elastic platform arranged at the top end of the support, a tension stimulation assembly arranged at the lower end of the rat fixing elastic platform, a power assembly and a power conversion assembly arranged between thetension stimulation assembly and the power assembly, wherein the tension stimulation assembly comprises a vertically-moving stimulation rod, an arch-shaped bracket arranged at the top end of the stimulation rod and used for stimulating the rat thoracolumbar spine, and a power conversion assembly connecting piece arranged at the bottom end of the stimulation rod; the power conversion assembly comprises a transmission piece connected with the power assembly, and a stimulation rod adjusting wheel installed on the transmission piece and matched with the power conversion assembly connecting piece.

The present invention relates to a system with fire-fighting and rescue functions. The system comprises rope release equipment, a fire-fighting lance or a fire-fighting spray gun or a ventilation air vent or a connector; the rope release equipment comprises an electric rope winder and a cantilever, wherein a pulley is arranged on the cantilever; the electric rope winder comprises a rope winding drum; ropes horizontally penetrate through internal holes of the rope winding drum and extend respectively from two ends of the rope winding drum to form a pull rope I and a pull rope II; the pull rope I and the pull rope II respectively extend from the internal holes in two ends of the rope winding drum, are coiled on the rope winding drum towards the same direction, bypass the pulley on the cantilever and are then connected with a heavy object; and the pull rope I and the pull rope II downwards fall and extend and are slidably hung and pulled on the internal holes of the rope winding drum.

The invention discloses a light composite ceiling board of an earthquake proof construction, relating to a ceiling board with high strength and light weight in the earthquake proof construction. The light composite ceiling board is formed by bonding a shell, a cover board, packing and mucilage glue into a whole. The shell and the cover board comprise aluminum plastics or glass magnesium boards, and the surface of the composite ceiling board is provided with sunk reinforcing ribs; the packing is prepared by mixing a proper amount of kieselguhr, perlite powder, magnesite powder and polyurethane foaming particles in a certain ratio; therefore, the light composite ceiling board has high strength, light weight, fire prevention, heat insulation, no toxicity, low cost and convenient processing and cleaning and can replace ceiling boards which are easy to stuck with dust and difficult to clean, such as traditional gypsum boards, mineral wool boards and the like with large bulk density. Even under the condition of a big disastrous earthquake, the shaked off ceiling board of the invention can not cause fatal casualties to people and is easy to move by hands.

A rope unwinding device with a rescue function comprises a rope winding barrel and a rope. The rope transversely penetrates through an inner hole in the rope winding barrel and extends out from the two ends of the rope winding barrel to form a first pull rope section and a second pull rope section, the first pull rope section and the second pull rope section extend out from holes in the two ends of the rope winding barrel and are wound on the rope winding barrel towards the same direction, the outside of the rope unwinding device can control the rope winding barrel to rotate to allow the first pull rope section and the second pull rope section to fall downward, extend and be hung on the inner holes of the rope winding barrel, the first pull rope section can be connected with a fire-fighting lance, and the second pull rope section can drive the fire-fighting lance to ascend.

The invention discloses a high-efficiency fire extinguishing system applicable to a highly gassy mine shaft and relates to the field of fire extinguishing of mine shafts. The high-efficiency fire extinguishing system comprises a carbon dioxide fire extinguishing system in a shaft, a shaft air inlet quantity control system, a downhole hazardous gas treatment system and an online mine monitoring system. According to the high-efficiency fire extinguishing system disclosed by the invention, in a normal ventilation mode of the highly gassy mine, by utilizing a combination of the carbon dioxide fireextinguishing system in the shaft, a gas drainage system and the online mine monitoring system, fire in the mine shaft and a downhole horsehead can be rapidly and effectively extinguished, and personal safety of the downhole staff in the highly gassy mine and the property safety of the mine are effectively protected.

The invention relates to a film-type water-cooling lining wear-resistant plastic slag-roughing device, belonging to the slag-roughing device of a boiler. The film-type water-cooling lining wear-resistant plastic slag-roughing device comprises a deslagging interface and a slag-roughing pipe, wherein a plurality of fin pipes are arranged along the periphery of the inner wall surface of the slag-roughing pipe; a ring-shaped pipe screen used as a slag-roughing pipeline is formed between adjacent fin pipes by welding; the plurality of fin pipes are respectively communicated with a cooling water distributing ring pipe arranged at the upper end of the slag-roughing pipe and a cooling water collecting ring pipe arranged at the lower end of the slag-roughing pipe; the cooling water distributing ring pipe is provided with a water inlet pipe; and the cooling water collecting ring pipe is provided with a water outlet pipe. The film-type water-cooling lining wear-resistant plastic slag-roughing device is characterized by long service life, good cooling effect and high safety performance.

The invention discloses a building provided with an extinguishing and rescue system. Pay-off equipment is arranged on the building. The pay-off equipment comprises a box body and a rope. A pulley is arranged inside or outside the pay-off equipment. The rope winds across the pulley and then is coiled into rolls or folded into bundles. The coiled or bundled rope is arranged inside the box body. A lower storey or the outside of the building can control the action of the pay-off equipment and make the coiled or bundled rope fall and extend to the lower storey of the building along the outer side of an outer wall of the building and to be hung on the pulley. One end of the rope is a pull rope which can be connected with a fire-fighting lance directly or connected with the fire-fighting lance through a connecting piece.