31results about How to "Consume kinetic energy" patented technology

An explosion-venting method for an aerosol fire suppression apparatus, comprising the following steps: 1) when the aerosol fire suppression apparatus explodes, an explosion-venting device matching the aerosol fire suppression apparatus generating a limited displacement along a direction that a hot air stream of the aerosol fire suppression apparatus is jetting towards; 2) when an extremity of the explosion-venting device reaches an edge of the aerosol fire suppression apparatus, being limited, the explosion-venting apparatus stops the displacement along the direction that the hot air stream of the aerosol fire suppression apparatus is jetting towards, thus achieving for the aerosol fire suppression apparatus the effects of explosion-venting and reduced recoil force.

The invention relates to a protection tool using a power protection transmission line, in particular to a device for preventing a conductor from dancing and producing damage to an iron tower. The device comprises a sleeve fixedly connected with a lifting lug I, a pressure plate arranged at one end of the sleeve, a creepage extending skirt arranged around the sleeve, a permanent magnet arranged onthe inner wall of the sleeve, a pull rod sleeved in the sleeve and fixedly connected with a lifting lug II and a coil arranged on the pull rod, wherein the coil cuts magnetic force lines in the permanent magnet, and eddy current is produced in the coil so as to produce heat. The generation of the eddy current blocks the relative motion of the conductor connected with the device, and plays a role in consuming the kinetic energy of the conductor.

The invention discloses a high-content grading fiber recycling aggregate concrete bulletproof explosion-proof brick, which is prepared from the following materials by mass: 16.30% of steel fibers, 0.04% of polypropylene fibers, 18.00-19.00% of cement, 5.40-5.60% of water, 2% of fly ash, 2% of slag powder, 2.60-3.00% of silica fume, 15.50-16.50% of sand, 36.00-37.00% of gravel, and 0.36% of an efficient water reducing agent. According to the present invention, the high-content grading fiber recycling aggregate concrete bulletproof explosion-proof brick has excellent compressive resistance, excellent tensile resistance, excellent bending resistance and excellent impact toughness compared to the clay bricks and the ordinary cement bricks, and is the novel high-performance composite material brick integrating high strength, bullet resistance, impact resistance, weight loading, bearing, wear resistance, and environment protection; and the purposes of resource saving and effective arable land and environment protection are achieved.

The invention discloses a high-content hybrid fiber concrete bulletproof and explosionproof brick. The brick is prepared from, by mass, 14.21% of steel fibers, 0.04% of polypropylene fiber, 19.00%-19.80% of cement, 5.40%-5.80% of water, 17.00%-18.00% of sand, 37.50%-38.50% of crushed stone, 2.60%-3.00% of silica fume, 2.00% of fly ash and 0.45% of efficient water reducing agent. The high-content hybrid fiber concrete bulletproof and explosionproof brick has the advantages that the brick body has excellent dynamic and static mechanical properties of compression resistance, tensile resistance, bending resistance, shock resisting penetration, shock resisting toughness and the like, and the purpose of resisting bullets and preventing an explosion are achieved.

The invention discloses a linkage device for bridges. The linkage device comprises rubber-coating cylinders and a connecting cylinder which are detachably connected in butt joint. The rubber-coating cylinders are filled with elastomer materials inside and provided with a connecting shaft axially arranged at the center, the end, extending out of the left end of the left rubber-coating cylinder, of the connecting shaft is connected with a knuckle bearing in a threaded manner, the knuckle bearing is rotatably connected to a connecting lug through a pin roll, the connecting shaft is fixedly connected at the right end of the connecting cylinder, the right end of the connecting shaft is connected with a knuckle bearing in a threaded manner, and the knuckle bearing is rotatably connected to a connecting lug through a pin roll. The linkage device for the bridges has the advantages that relative movement occurs between a cylinder wall of the rubber-coating cylinder and the connecting shaft under the action of axial stretching or contracting, so that the elastomer materials are subjected to shearing action, and kinetic energy is converted into internal energy of the elastomer materials to achieve the effect of buffering.

The invention provides a silencer for an exhaust system of a gasoline engine. A silencing assembly of the silencer comprises a one-hole tray, a two-hole tray, a three-hole tray, a connecting pipe, a first-stage porous pipe, a first-stage silencing pipe, a second-stage silencing pipe and a guide pipe, wherein the one-hole tray, the two-hole tray and the three-hole tray divide a silencer cylinder into a first cavity, a second cavity and a third cavity; the first-stage silencing pipe is arranged in the two-hole tray in a penetration manner, one end of the first-stage silencing pipe is opened and is arranged in the first cavity to be opposite to an exhaust end of the first-stage porous pipe, and the other end of the first-stage silencing pipe is arranged in the second cavity and is provided with a blanking cap II to form a blind end; the second-stage silencing pipe is arranged on the two-hole tray and the three-hole tray in a penetration manner to communicate the first cavity and the second cavity; and the guide pipe and a tail pipe are both arranged on the three-hole tray, one ends of the guide pipe and the tail pipe are opened and are both arranged in the second cavity, the other end of the guide pipe is arranged in the third cavity, and the other end of the tail pipe is an exhaust end which is arranged outside the silencer cylinder. The silencer disclosed by the invention can be used for depleting kinetic energy and damping vibration of airflow stage by stage so as to effectively reduce the noise during exhaust.

The invention relates to a protection tool used for an electrical protection transmission line, in particular to a device for preventing the transmission line from waving by using eddy-current heating. The device comprises a sleeve, a pressing plate, a creepage extender, a coil, a pull rod and a permanent magnet, wherein the sleeve is fixedly connected with a lug I; the pressing plate is arrangedat one end of the sleeve; the creepage extender is arranged around the sleeve; the coil is arranged on the inner wall of the sleeve; the pull rod is sleeved in the sleeve and is fixedly connected with the lug I; and the permanent magnet is fixedly connected with the pull rod. The coil cuts magnetic lines of force in the permanent magnet to generate eddy-current therein so as to generate heat; andthe generated eddy-current hinders the relative movement of the lines connected with the device so as to consume the kinetic energy of the lines.

The invention discloses an energy-consuming-type rotatable ship collision preventing device with fin plates. The ship collision preventing device floats on the water, is arranged around a bridge pier on a shipping lane, is a device capable of rotating around the bridge pier and comprises multiple collision preventing fin plates and a collision preventing ring, the collision preventing fin plates are uniformly arranged around the collision preventing ring and mounted on the collision preventing ring through fastening members, or the collision preventing fin plates and the collision preventing ring are of an integrally-formed structure. The energy-consuming-type rotatable ship collision preventing device can effectively absorb kinetic energy of an offending ship, has high collision preventing capability, plays a role in effectively protecting safety of a bridge, the shipping lane and water-based facilities and is easy to mount, construct, repair and maintain.

This application relates to an anti-scouring energy dissipation wall of an overflow dam in a water conservancy project, which includes a foundation and a retaining wall. Several energy dissipation holes are opened on the retaining wall. An energy dissipation groove is provided, and an energy dissipation component is arranged in the energy dissipation hole and the energy dissipation groove. The energy dissipation component includes a shunt pipe and an energy dissipation pipe. One end of the energy dissipation groove protrudes and forms an energy dissipation shoulder, and the side of the energy dissipation shoulder away from the energy dissipation groove forms a rolling area, and a support rod 1 is fixedly connected between the shunt pipe and the energy dissipation hole; the energy dissipation pipe includes end-to-end connection The inner straight pipe, drainage pipe and outer straight pipe, the inner straight pipe is located under the rolling area, the drainage pipe is located under the tail of the energy dissipation shoulder, the diameter of the end of the drainage pipe near the inner straight pipe is larger than the other end, the shunt pipe and the energy dissipation pipe Two support rods are fixedly connected therebetween. The application can accelerate the elimination of water flow energy and reduce the erosion of buildings.