31results about How to "Impulse" patented technology

The permanent magnetic punch includes a yoke iron, a punching head reciprocating up and down inside the yoke iron, and an armature connected to the punching head. The present invention features that the permanent magnetic punch includes also a magnetic driving mechanism to make the yoke iron and the armature to constitute one magnetic loop, and the magnetic driving mechanism is provided with electromagnetic mechanism to apply electromagnetic drive force to the armature and permanent magnet to apply permanent magnetic attraction force to the armature. The present invention is superior to available electromagnetic punch, which has great power consumption and complicated control system.

The invention discloses an automatic tracking and positioning jet flow fire extinguishing system for a ship. The automatic tracking and positioning jet flow fire extinguishing system comprises a detector, a central processing unit and an automatic tracking and positioning jet flow fire extinguishing device. The detector is used for collecting and analyzing fire signals in a protection place in real time, whether a fire happens or not is judged, and if the fire happens, a fire alarm signal is sent to the central processing unit. The central processing unit is used for sending a control signal according to the received fire alarm signal to control the automatic tracking and positioning jet flow fire extinguishing device to be started. The automatic tracking and positioning jet flow fire extinguishing device is used for aiming at the fire happening position according to the received control signal to spray water so as to extinguish the fire. The automatic tracking and positioning jet flow fire extinguishing system has the capabilities of initiative fire judging, positioning and starting, the whole process from fire finding, fire confirming, system starting and jet flow fire extinguishing to water jetting stopping after fire extinguishing of the whole system is initiatively completed, the amount of sprayed water is concentrated, the flowing speed is high, the flushing amount is large, water flow can make direct contact with a combustion material to act on the roots of flames, the flames are stripped off from the combustion material so that combustion can be interrupted, and the fire can be effectively extinguished.

The invention discloses a force-increasing electromagnetic punching machine of permanent-magnet assistant machinery, which comprises electromagnetic driving devices; each electromagnetic driving device consists of a yoke, an electromagnetic coil and an armature. The electromagnetic punching machine comprises two electromagnetic driving devices which are arranged up and down, wherein an upper armature and a lower armature of the two electromagnetic driving devices are connected through a transition body. An upper permanent magnet fixedly connected with a machine body of the punching machine is arranged above an upper electromagnetic driving device, and a lower permanent magnet fixedly connected with the machine body of the punching machine is arranged under a lower electromagnetic driving device. Under a condition that the input power is the same, the resultant force of a punching head moving downwards is increased, the impact force of the punching head can achieve more than 20 times of electromagnetic driving force, the speed of the punching head moving downwards is increased while the resultant force is increased, therefore the impulse of the punching head is increased, and the punching effect is good. A second-level toggle-rod mechanical force-increasing device is adopted. When all angles are appropriately selected, the amplification coefficient of force can achieve more than 6.7, and the impulsive force of the punching head is large. The force-increasing electromagnetic punching machine can be used for punching materials with higher hardness.

The invention provides a force guiding rod for a rapping dust removing device. The force guiding rod comprises a guiding sleeve and a hammering rod which are horizontally arranged, the hammering rod is arranged in the guiding sleeve in a penetrating mode, a right baffle ring is fixedly arranged on the portion, close to a right hole, of the interior of an inner cavity of the guiding sleeve, a leftbaffle ring is arranged on the portion, close to a left hole, of the interior of the inner cavity of the guiding sleeve, the right end of the hammering rod stretches out rightwards from the right holeof the guiding sleeve, and the left end of the hammering rod stretches out leftwards from the left hole of the guiding sleeve; a clamping platform protruding outwards in the radial direction is arranged on the outer wall of the hammering rod in the inner cavity of the guiding sleeve; and the periphery of the hammering rod is sleeved with a spiral spring, the left end of the spiral spring is closely attached to the clamping platform, and the right end of the spiral spring is closely attached to the right baffle ring. By arranging the guiding rod capable of automatically resetting, the impulsein the rapping process is increased, and the knocking damage on equipment is low when rapping is conducted; meanwhile, a good resonance effect can be obtained, and the dust removing effect is good.

The invention discloses an amphibious vehicle hybrid power transmission, belongs to the technical field of amphibious vehicle transmissions, and solves the technical problem of long landing time of anamphibious vehicle in the prior art. The transmission comprises a propeller driving mechanism, a wheel driving mechanism, a gear mechanism and a transmission assembly, and the propeller driving mechanism is used for outputting power for the amphibious vehicle to move forwards in water; the wheel driving mechanism is used for outputting power for wheels (21) to travel on the land; the gear mechanism is rotationally connected with the propeller driving mechanism and rotationally connected with the wheel driving mechanism through the transmission assembly. When the amphibious vehicle lands afterthe wheels (21) are put down, the power output of the wheel driving mechanism is specially transmitted to the gear mechanism through the transmission assembly and transmitted to the propeller drivingmechanism through the gear mechanism, so that the power output of the propeller driving mechanism is increased. The transmission is used for increasing the number of car washing using functions, andthe requirement for short login time is met.

The invention relates to a cleaning device and a cleaning method for tweezers, belongs to the technical field of medical equipment cleaning, and solves the problems of low efficiency and poor effect of the existing cleaning method. The cleaning device comprises a motor, a liquid collection funnel, a cleaning disk, a driving shaft, a driven shaft and a cleaning hole piston; the driven shaft and thecleaning hole piston are arranged in the liquid collection funnel; the top end of the liquid collection funnel is arranged at the bottom of the cleaning disk in a sleeving manner; the motor can drivethe driving shaft to rotate; the driving shaft and the driven shaft are coaxially connected in a sleeving manner; the driven shaft can penetrate the cleaning disk and can drive the cleaning disk to rotate; the cleaning disk is provided with a cleaning hole that penetrates the cleaning disk; and the cleaning hole piston is connected with the driven shaft, and the cleaning hole can be blocked. Thetime required to soak an enzyme solution is shortened by high-speed rotation, the cleanliness of the tweezers is improved, further sterilization and disinfection can be realized, the damage to the tweezers is reduced, and the cleaning device and the cleaning method are used for tweezers turnover in hospitals.

The invention belongs to the technical field of spaceflight, and particularly discloses a space robot which comprises a robot base, a mechanical arm and a control center, the mechanical arm is installed under the robot base, each face of the robot base is provided with a set of attitude engines, and each set of attitude engines comprises four engines; and wake flow steering engines are installed on the front working face, the rear working face, the left working face and the right working face of the robot base. Each wake flow steering engine comprises a servo motor and a wake flow guide plate. The invention also discloses a working method of the robot. The working method comprises the steps that a control center calculates whether the working space of the mechanical arm intersects with the + y plane, the-y plane, the + z plane and the-z plane or not according to all joint angles of the mechanical arm and the inherent geometric dimensions of all arms; if there is intersection, the control center calculates the maximum angle of an xz plane of a local coordinate system of the attitude engine, so that a servo motor is controlled to drive a wake flow guide plate to rotate, and wake flow is controlled to pass through an unreachable area of a mechanical arm; and if there is no intersection, the servo motor is in a standby state. Influence of the wake flow of the attitude engine on the mechanical arm is avoided.

The invention relates to a self-vibrating type material clearing tube device for a housing stretching-out section of a material-pushing centrifugal machine, and the self-vibrating type material clearing tube device solves the problem that failure of the centrifugal machine is caused due to the fact that a discharge tube is liable to block when a current double-stage material-pushing centrifugal machine uses a closed type circular tube collecting slot and is especially used for treating materials with relatively high moisture content. The self-vibrating type material clearing tube device is characterized in that the discharge tube with a tapered section in an inner hole is connected on the housing stretching-out section through a transitional body; elastic expansion amount is kept between the discharge tube and the housing stretching-out section, and an elastic body is arranged; impact force generated when the materials flow out of a collecting slot is utilized, and when the impact force acts on the taper section of the discharge tube, the discharge tube downwards moves within an elastic expansion amount range, and therefore, the materials are intermittently discharged, the elastic body is continuously compressed and rebounded, and vibration collision is generated between the housing stretching-out section and the transitional body. According to the self-vibrating type material clearing tube device, self-vibrating can be realized without additional power, material accumulation is avoided, and the safety of the overall equipment is guaranteed; and the structure is simple, and the comprehensive cost is low.

The invention provides an impulse type cycle engine which comprises an accelerating device used for accelerating a particle beam to a high sublight speed state. After the particle beam is acceleratedin the accelerating device to obtain high-speed kinetic energy and extra mass, the particle beam is discharged through a spray pipe to propel an aircraft to go forward. According to the impulse type cycle engine, particles are accelerated to high sublight speed to obtain great impulse to propel the aircraft. Different from propulsion of a chemical specific impulse mode, the impulse type cycle engine does not need to carry a large disposable working medium and is suitable for remote driving.