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486 results about "Human safety" patented technology

Synchronous displacement adjustment type variable-stiffness joint driver and adjustment method for robot joint stiffness

The invention discloses a synchronous displacement adjustment type variable-stiffness joint driver. The synchronous displacement adjustment type variable-stiffness joint driver comprises a base, a swing arm position control assembly, a variable-stiffness adjustment assembly and an angular deviation measurement assembly, and is characterized in that the swing arm position control assembly is used for moving a swing arm to a specified equilibrium position point; the variable-stiffness adjustment assembly is used for changing the stiffness value of the driver according to the requirement of an actual task; the angular deviation measurement assembly is used for measuring and acquiring angular deviations for subsequent data processing and real-time stiffness control. The synchronous displacement adjustment type variable-stiffness joint driver is used for the variable-stiffness control of a robot joint, and can realize the flexibility of a driving system in terms of control without adding sensors, and thereby human safety is improved in the process of human-machine interaction. In addition, because of the special structural design, the energy consumption of a robot can be reduced, the joint structure is more compact, and good shock resistance and flexible dynamic characteristic lay a solid foundation for the movement of the robot in complex environments.
Owner:BEIHANG UNIV

Cable pay-off specialized vehicle

Disclosed is a cable pay-off specialized vehicle. The cable pay-off specialized vehicle is characterized in that the left side and the right side of the bottom surface of a vehicle chassis 1 are respectively provided with support legs with hydraulic cylinders; a gear stand on the vehicle chassis is provided with a large gear and a round disc seat, the back surface of the round disc is provided with a round hole, a pinion of the shaft of a first hydraulic motor fixedly mounted on the round hole of a round disc seat is engaged with the large gear; a cantilever support seat is provided with a cantilever and a retractable cantilever, one end of the retractable cantilever is welded with a lifting arm, and the lower end of the lifting arm is provided with a gripper device; both ends of a first amplitude-changing hydraulic cylinder and a second amplitude-changing hydraulic cylinder are mounted together with a first cantilever and a second cantilever respectively as well as the round disc seat; the vehicle chassis is provided with a second hydraulic motor and wheels. By means of a hydraulic system, the cable pay-off specialized vehicle is high in mechanical level, safe and reliable, greatly improves the pay-off operation efficiency, solves the problem of high operation costs, guarantees the human safety of operators and promotes the development of the power industry.
Owner:襄阳市华拓电工器材制造有限公司

Alarm device and detection method for in-vehicle human body detection

The invention discloses an alarm device for in-vehicle human body detection, and the device comprises a microprocessor, wherein an infrared sensor is arranged inside a vehicle; the infrared sensor is connected to the microprocessor; a vehicle window sensor which detects whether a vehicle window is closed is disposed on the vehicle window; a vehicle door sensor used to detect whether a vehicle door is closed is disposed on the vehicle door; the vehicle window sensor and the vehicle door sensor are connected to the microprocessor; the microprocessor is connected to an ignition device and a voice alarm device of the vehicle; and the microprocessor is connected to a vehicle speed detection device and an in-vehicle temperature detection device of the vehicle. The alarm device for the in-vehicle human body detection can remind a driver or a passenger that a person still stays in the vehicle after the driver parks the vehicle, so that a life danger of a child left in the vehicle can be avoided; benefits can be brought to families and the society; personal safety of the driver is enhanced; and pains brought by mistakes made by the driver or the passenger to the families can be avoided. The alarm device for the in-vehicle human body detection can detect an in-vehicle temperature and states of the doors and the windows and provide overtime voice alarming so as to provide timely salvation for in-vehicle passengers.
Owner:JIANGSU ROTHWELL ELECTRIC

Rescuer indoor cooperated positioning device and method

The invention provides a rescuer indoor cooperated positioning device and a method. A system comprises at least three inertial navigation positioning devices, a plurality of single chip microcomputers, a plurality of ZigBee wireless sensor network nodes, a plurality of GPRS modules, and a remote server. The inertial navigation positioning devices are separately disposed on at least three rescuers. All the rescuers are provided with one of the single chip microcomputers, one of the ZigBee wireless sensor network nodes and one of the GPRS modules. The inertial navigation positioning devices are carried by some of the rescuers, thus achieving indoor positioning. A real-time positioning network is formed through a ZigBee wireless sensor network, and position data is provided for other rescuers not carrying the inertial navigation positioning devices in a rescuing site. When a rescuer can verify the position of himself or herself, the position information can be corrected and the precision of a dynamic positioning network can be corrected. A headquarter can know the positions and distribution of the rescuers on the site in real time, and the rescuers can known the position information of themselves and their teammates, thus increasing the disaster rescuing efficiency so as to guarantee human safety.
Owner:NORTHEASTERN UNIV

Car accidental movement prevention protecting system

InactiveCN104071667AImprove securityVarious trigger protectionElevatorsBuilding liftsProtection systemHuman safety
The invention relates to a car accidental movement prevention protecting system. The car accidental movement prevention protecting system solves the problem of accidental movement of a car which leaves a landing due to the facts that a landing door is not locked or a car door is not closed. The car accidental movement prevention protecting system comprises a control panel and a protection executing mechanism; the signal input end of the control panel is connected with a door closing in-position switch, a door lock contactor switch and a door area switch, and the signal output end of the control panel is connected with the protection executing mechanism. The car accidental movement prevention protecting system has the advantages of achieving diversification in protection triggering and improving the safety of avoiding the accidental movement of the car, so that the safety of the car can be protected in advance when the landing door is not locker or the car door is not closed no matter whether the accidental movement of the car is detected or not. The car accidental movement prevention protecting system is significant to protecting equipment safety of an elevator and the human safety of passengers, simple in structure, simple and flexible in action, safe, reliable and high in practicality.
Owner:HANGZHOU AOLIDA ELEVATOR

Rotating disc type scrap iron wafering equipment

The invention discloses rotating disc type scrap iron wafering equipment which comprises a feeding mechanism, a pressing mechanism, a discharging mechanism, a rotating disc mechanism, a mechanical positioning mechanism and a machine frame. The rotating disc mechanism is arranged in the middle of the machine frame and provided with dies. The feeding mechanism, the pressing mechanism and the discharging mechanism are arranged on the machine frame, are sequentially distributed on the periphery of the rotating disc mechanism and right face the dies correspondingly. The mechanical positioning mechanism is arranged on one side of the rotating disc mechanism. According to the rotating disc type scrap iron wafering equipment, the rotating disc mechanism rotates a fixed angle every time, and the effect that the feeding mechanism, the pressing mechanism and the discharging mechanism each right face the corresponding die when rotating is stopped is ensured; the feeding mechanism, the pressing mechanism and the discharging mechanism are precisely positioned to the dies always through the mechanical positioning mechanism, and rotating of the rotating disc mechanism during feeding, pressing and discharging is prevented; and feeding, pressing and discharging can be conducted at the same time, so that the production efficiency is improved, human intervention is not needed, the labor intensity is substantially relieved, and the personal safety of workers is guaranteed.
Owner:MCC XIANGTAN HEAVY IND EQUIP

Critical human safety transfer trolley and use method thereof

The invention discloses a critical human safety transfer trolley and a use method thereof, and belongs to the field of medical transfer trolleys. The safety transfer trolley comprises a lower frame, ashear type lifting mechanism and an upper frame, wherein the upper frame is provided with a retractable bed plate capable of extending to one side of the transfer trolley, and the upper frame can move up and down; hoisting lifting mechanisms are arranged at the two ends of the lower frame, and a horizontal moving frame is arranged at the tops of the hoisting lifting mechanisms at the two ends; the two sides of the horizontal moving frame are both provided with a group of rollers, and a hand wheel and a ratchet wheel mechanism are further arranged at the end of each group of rollers; a supporting mechanism is further installed on the side, extending outwards, of the horizontal moving frame. According to the transfer trolley, a bed sheet is fixed through the rollers, and the bed sheet is used for lifting or lowering the body of the patient and is matched with the retractable bed plate to flexibly transfer the patient between a target bed body and the transfer trolley; the supporting mechanism is used for ensuring that a trolley body is stable in the transfer process of the patient, and the transfer operation of the patient can be completed by one person; the transfer trolley has theadvantages of being simple in structure, convenient to operate, safe, reliable, low in manufacturing cost and the like.
Owner:CHANGZHOU INST OF TECH

Fire rescue method

The invention relates to the field of fire rescue, in particular to a fire rescue method. The fire rescue method comprises the following steps that rescue materials are placed in a rescue unmanned aerial vehicle; a ground control console remotely controls the rescue unmanned aerial vehicle to carry the rescue materials to enter a fire scene; a rescuer utilizes a camera carried by the rescue unmanned aerial vehicle to look for a trapped person; after the trapped person is found, the rescue unmanned aerial vehicle gets close to the trapped person and delivers the rescue materials to the trappedperson, and at the same time the rescue unmanned aerial vehicle transmits position information to the ground control console; and the rescuer enters the rescue scene to save the trapped person according to the position information. A rescue equipment assembling mechanism arranged in rescue unmanned aerial vehicle can assemble some materials required for rescue, a fixing mechanism can fix he camera, a clearing mechanism can clear dust on the outer side of the camera, and a rotating mechanism can allow the camera to rotate. With the adoption of the fire rescue method, rational rescue can be carried out on the trapped person, the rescue efficiency is improved substantially, and the personal safety of the rescuer is guaranteed.
Owner:绍兴柯桥日臻化纤有限公司

Intelligent detecting and controlling system for chemical dangerous articles in highway bridge runoff

InactiveCN104863049ASolve the problem of uncontrollable leakageAvoid threatsMeasurement devicesBridge structural detailsElectricityEcological environment
The invention discloses an intelligent detecting and controlling system for chemical dangerous articles in highway bridge runoff. The intelligent detecting and controlling system comprises an intelligent detecting and controlling unit communicated with a bridge body water draining pipe outlet, wherein the intelligent detecting and controlling unit comprises a closed detecting water pond; a water inlet of the a detecting water pond is communicated with the bridge body water draining pipe outlet, a liquid trigger controlling switch is arranged at the water inlet of the detecting water pond, and a signal output interface of the liquid trigger controlling switch is connected with an industrial control computer signal input interface; a liquid dielectric constant detecting sensor and a liquid electrical conductivity detecting sensor are arranged in the detecting water pond, and a rain and snow detecting sensor are arranged on the outer side of the detecting water pond; a water outlet of the detecting water pond is communicated with a rainwater precipitating and discharging water pond and an accident leakage liquid collecting pond through pipelines and a drainage electronic control valve of which the opening and the closing are controlled by the industrial control computer separately. The intelligent detecting and controlling system has the advantages that the leakage of the chemical dangerous articles on a highway bridge is detected and controlled in an intelligent manner, so that damage to human safety and ecological environment safety caused by the leakage of the chemical dangerous articles on the highway bridge is effectively avoided.
Owner:郝玉萍

Method for aligning iron discharged from blast furnace and molten iron tanks below blast furnace

The invention relates to a method for aligning iron discharged from a blast furnace and molten iron tanks below the blast furnace. In the process of iron discharging of the blast furnace, an overturning funnel and molten iron tank aligning tractors are in interlocking control, the molten iron tank aligning tractors are remotely controlled by a remote controller, and a rotary encoder is arranged on an output shaft of a speed reducer of each molten iron tank aligning tractor and connected with a tractor aligning control system; during aligning of the molten iron tanks, moving distance of the molten iron tank aligning tractors is calculated according to rotation turns of wheels, and current tank position and tank number information is updated automatically, transmitted into a blast furnace iron discharging control chamber and displayed on an operating panel of the tractor aligning control system. The molten iron tank aligning tractors are adopted to replace an internal combustion locomotive to complete aligning work of the molten iron tanks below the blast furnace, remote aligning is completed through remote control, the molten iron aligning tractors can be controlled by one remote controller, moving of the molten iron tank aligning tractors in the process of iron discharging due to misoperation can be prevented, and equipment and human safety during iron discharging is ensured.
Owner:鞍钢集团(鞍山)铁路运输设备制造有限公司

Building ventilator with fireproof valve

The invention provides a building ventilator with a fireproof valve. The building ventilator is arranged on a ventilating opening of an indoor exterior wall of a building and is used for ventilating naturally; when the air tightness state of the building is good, the building ventilator does not consume energy, and outdoor air containing mist, dust and noise is subjected to purification treatment such as demisting, dedusting, sound absorption and noise reduction via an insect-proof filter, the fireproof valve, an air guiding tube, two layers of dedusting filter cloth and a secondary filtering dedusting and purifying device by using hot pressure which is formed by indoor and outdoor air pressure differences and indoor temperature differences; the efficiency of removing mist drops with the grain size of 5.0 micrometers is 90 percent; efficiency of removing inhalable particles with the grain size of particulate matter (PM) 2.5 is 85 percent; the sound which can be absorbed by the building ventilator and the noise which can be reduced by the building ventilator are over 35 decibels; and moreover, when fire spreads or harmful gas flows into an indoor environment via the building ventilator after a fire hazard occurs, the fireproof valve is closed by a temperature automatic-control and manual method, the quality of indoor air is maintained for a long time on the premise of ensuring the safety of people in the indoor environment, and effects of energy conservation and safety are achieved.
Owner:陈妙生

Hardware assembly of externally opened hopper window and externally opened hopper window

The invention discloses a hardware assembly of an externally opened hopper window and the externally opened hopper window. An upper sliding support is connected with one end of an angle driver A; the other end of the angle driver A is connected with a driver; the driver is connected with one end of an angle driver B; a lower sliding support is connected with the other end of the angle driver B; an operation handle is mounted on the driver; a safety antitheft lock is arranged on the operation handle; a hopper lock base, a lock piece A, a lock piece B, a mis-locking prevention piece and a lock piece C are fixedly mounted in corresponding positions of a window frame. By adopting the hardware assembly, the problems in the prior art are solved, and good use of the externally opened hopper window and the hardware assembly is ensured; in addition to the functions that the window can be horizontally opened and externally suspended, the window perfectly combines the functions of invisible screen windows and the sunshade function, the antitheft function is also realized when the window is externally suspended, and the problems that potential safety hazard for human bodies can be caused and no antitheft function is available when the window is externally suspended in the prior art are eliminated and overcome.
Owner:苏州赛福缇门窗科技有限公司
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