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

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.

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 on the 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 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 arranged at 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; and the 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 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 provides a central buried olive-shaped interception nozzle rod comprising a tow mandrel (1) and forming paper (2), wherein the forming paper (2) is coated on an outer layer of the tow mandrel (1), high-absorption materials (such as active carbon and nano-adsorption materials) are buried in the center of the tow mandrel along an axial direction to prepare a solid or hollow olive-shaped adsorption core (3), and the surface of the adsorption core is provided with adsorption micro pores (4). Because the adsorption core has high adsorption performance for smoke gas, a large amount of smoke gas is adsorbed, and aerosol grains are enlarged to increase deposition efficiency, therefore, grains in the smock gas are greatly intercepted by repeatedly passing through a plurality of adsorption cores.

The invention relates to an overwater boat collision protecting device used for overwater facilities such as bridges, wharfs, boats, courses and platforms. An anti-collision framework 2 is arranged on the periphery or the edge of the overwater facilities such as bridge pier bearing tables, anti-collision pier bearing tables, wharfs, boats, courses and platforms, and the outer edge of the anti-collision framework 2 is provided with rolling wheel devices 3 or linked rolling wheel devices with mechanical transmission elements 4, wherein the head part 21 of the anti-collision framework is in a streamline shape, and the inner side of the anti-collision framework is provided with a buffer. Compared with the prior art, the overwater boat collision protecting device has the advantages that when a boat collides with the overwater boat collision protecting device, the collided rolling wheel device rotates, the rolling wheel devices are linked, partial kinetic energy of the boat is absorbed, the inclined side surface of a boat head or the side surface of the boat is tangent with the wheel surface of the rolling wheel devices, the tangent counter-acting force pushes the boat to move towards, the navigation direction of the boat is corrected, the side surface of the boat runs along the rolling wheel devices in a rolling way, and most kinetic energy is taken away, so a collided object is protected, and a accident causing boat is also protected.

The invention relates to the field of bridge construction, and particularly discloses a hydraulic bridge pier protection device. The hydraulic bridge pier protection device comprises a bridge pier with the lower end immersed in the water surface, the bridge pier is sleeved with an annular bearing table, symmetrical first transverse grooves are formed in the two side walls of the bearing table, thefirst transverse grooves are horizontally formed, pressurizing rods are slidably connected into the first transverse grooves, protective plates are fixed at the end parts of the pressurizing rods, hydraulic cavities are formed under the first transverse grooves correspondingly and communicate with the corresponding first transverse grooves correspondingly, second transverse grooves parallel to the first transverse grooves are formed in the two side walls of the bearing table correspondingly and located under the first transverse grooves, L-shaped water outlet pipes are arranged in the secondtransverse grooves, the vertical ends of the water outlet pipes communicate with the hydraulic cavities, the water outlet pipes and the first transverse grooves are immersed under the water surface, circular pressurizing plates are fixed to the ends of the water outlet pipes, and water spraying holes are formed in the circle centers of the pressurizing plates. The hydraulic bridge pier protectiondevice solves the problem that when a ship impacts a pier, kinetic energy of the ship is too large, and consequently the pier is greatly damaged.

The invention relates to an annular break blocking filter rod. The annular break blocking filter rod consists of a bundle mandrel (5) and forming paper (4) enwrapping the outer layer of the bundle mandrel and is characterized in that: a layer of lining paper (1) enwrapping the bundle mandrel is arranged between the bundle mandrel and the forming paper; 1 to 10 break rings surrounding the bundle mandrel are arranged on the lining paper (1); each break ring consists of at least one transverse groove (2) peripherally formed along the bundle mandrel; and a group of drainage pores (3) are formed on the two side surfaces of each transverse groove respectively. The annular break blocking filter rod has the advantages that: the groove extrudes the bundle toward the axis so as to increase the density of the bundle and improve the longitudinal blocking efficiency to a certain extent; and part of smoke S enters the groove from the drainage pores and is subjected to transverse blocking twice in the groove area and condensed so as to further block the smoke completely and comprehensively and improve the blocking efficiency of the fiber type filter rod greatly.

The invention provides an intelligent bridge car catching device and method. The intelligent bridge car catching device comprises a protective net; a supporting unit and an execution unit which are connected with the protective net; the protective net is installed on the back face of the bridge through the supporting units. The execution unit comprises a hydraulic connecting rod mechanism, the hydraulic connecting rod mechanism is connected with one end of the protective net, and the protective net located on the back face of the bridge is unfolded through movement of the hydraulic connecting rod mechanism to capture vehicles; vehicles which are about to rush out of the viaduct are stopped and buffered; after work is finished, a hydraulic system can be controlled to work to drive a third hydraulic oil cylinder in a supporting rod on the back face of the viaduct, so that the third hydraulic oil cylinder drives a rolling shaft to rotate to roll up the double-layer metal protective net and place the double-layer metal protective net on the back face of the viaduct. The structure is convenient, simple and practical. The intelligent bridge car catching device can be popularized to the viaducts in dangerous road sections. By additionally arranging the intelligent vehicle catching device, the safety of vehicles and personnel is protected, and serious traffic accidents caused by the fact that viaduct vehicles rush out of the bridge floor are avoided.

The invention provides an externally buried tubular column surrounding type intercepting filter rod, which consists of a tow core rod (1) and wrap paper (4) coated on the outer layer. The outer circumference of the tow core rod is provided with vertically distributed pipe cores (2); the wrap paper (4) coats the pipe cores (2) onto the tow core rod (1); and the pipe cores (2) are provided with small guide holes (3). The externally buried tubular column surrounding type intercepting filter rod has the advantages that: the pipe cores vertically buried into the tow of the filter rod extrude local tow to make the density increase and force partial smoke diffuse to the pipe cores through the small holes on the pipe cores; when the smoke flows through the small holes, the smoke can be amplified by the small holes to be diffused in a fan shape, and the flow rate is reduced or the smoke is condensed; and the pipe cores are similar to 'cold wells', the flow rate of the smoke flowing through the pipe cores is reduced due to small pressure, partial smoke is condensed and deposited in the pipe cores, and the rest smoke flows into the tow through the small holes when flowing to the tails of the pipe cores.

The invention provides a silencer of a motorcycle. The silencer of the motorcycle is simple in structure and low in cost. The silencer of the motorcycle comprises an elbow piece, a silencer cylinder, a silencing assembly arranged in the silencer cylinder, a tail pipe and a tail cover, wherein the elbow piece, the silencer cylinder, the silencing assembly, the tail pipe and the tail cover are sequentially connected. The silencer of the motorcycle is characterized in that the silencing assembly comprises a first separating board, a perforated pipe and a silencing pipe; the perforated pipe penetrates through the first separating board, one end of the perforated pipe is connected with one end of the silencing pipe, and the other end of the perforated pipe is connected with one end of the elbow piece; the other end of the silencing pipe is provided with a blocking cover, so that a blind end is formed; one end of the tail pipe is arranged in the silencer cylinder and the other end of the tail pipe is an air exhausting end and arranged outside the silencer cylinder. According to the silencer of the motorcycle, energy carried by a pulse air stream is consumed through mutual hedging between air streams, the silencing effect of the silencer is good, the generality is high, and popularization is facilitated.

The invention discloses a double buffering protection method for the shaft wall of a mine chute, specifically: determining the range where the ore collides with the shaft wall for the first time; performing side expansion excavation on the collision position of the shaft wall to form a step; Anchor rods are pre-embedded on the surface and slope, and the ends of the anchor rods are threaded; hard polyurethane foam boards and manganese steel plates with grids are respectively installed on the platform and slope surfaces of the steps, as a flexible buffer layer and wear-resistant layer, ensuring There are anchor rods in each grid; rigid polyurethane foam panels and manganese steel plates with grids are fixed and prestressed with nuts. The invention can solve the problems of wear and collapse of the shaft wall of the chute, and has the advantages of simple structure, convenient construction and no need for follow-up maintenance.

The invention provides a splash-proof water pan for a vehicle. The water pan comprises a bottom plate and side plates; middle water baffles are arranged on the bottom plate; the middle water baffle comprises a first water baffle, a second water baffle and a top water baffle; the first water baffle and the second water baffle are parallel to each other and are vertically fixed to the bottom plate;two ends of the top water baffle are fixedly connected with the top end of the first water baffle and the top end of the second water baffle; the bottom of the first water baffle and the bottom of thesecond water baffle are each provided with a plurality of water flowing holes and a plurality of water retaining walls; the water flowing holes and the water retaining walls are arranged in a staggered manner; the water flowing holes of the first water baffle plate are opposite to the water retaining walls of the second water baffle plate; and the water flowing holes of the second water baffle plate are opposite to the water retaining walls of the first water baffle plate. The middle water baffles are arranged on the bottom plate of the water pan; the asymmetric water flowing holes are formedin the two sides of the middle water baffle; most kinetic energy of condensate water in an irregular motion state can be effectively consumed through the asymmetric hole opening structures, and therefore, the effect of preventing water from splashing out of the water pan is achieved.

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 an anti-scouring energy dissipation wall. The anti-scouring energy dissipation wall comprises a flow blocking wall arranged in a foundation, a plurality of energy dissipationholes are formed in the flow blocking wall, energy dissipation grooves are formed in the ends, close to water outlets, of the energy dissipation holes along the circumferences of the inner walls of the energy dissipation holes, energy dissipation assemblies are arranged in the energy dissipation holes and the energy dissipation grooves and comprise flow dividing pipes and energy dissipation pipes,one ends of the flow dividing pipes are located in the energy dissipation holes, the other ends of the flow dividing pipes are located in the energy dissipation grooves, the ends, close to the energydissipation grooves, of the flow dividing pipes protrude to form energy dissipation shoulders, rotary rolling areas are formed on the sides, away from the energy dissipation grooves, of the energy dissipation shoulders, first supporting rods are fixedly connected between the flow dividing pipes and the energy dissipation holes, the energy dissipation pipes comprise inner straight pipes, flow dividing pipes and outer straight pipes which are connected end to end in sequence, the inner straight pipes are located below the rotary rolling areas, the drainage pipes are located below the tail of the energy dissipation shoulders, the diameter of the ends, close to the inner straight pipes, of the drainage pipes is larger than that of the other ends, and second supporting rods are fixedly connected between the flow dividing pipes and the energy dissipation pipes. According to the anti-scouring energy dissipation wall of the hydraulic engineering overflow dam, water flow kinetic energy can beeliminated quickly, and scouring to a building is reduced.

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 discloses a spray room sludge separator. The spray room sludge separator comprises a machine base, a machine shell, a rotating drum and a driving device, wherein the machine shell is provided with a machine cover, and the machine cover is connected with a feeding pipe. The rotating drum is driven by the driving device, and the driving device is mounted on the machine base. A chargingbarrel is mounted in the rotating drum, and a liquid blocking plate is detachably mounted on the charging barrel. The liquid blocking plate is provided with at least one synchronous baffle, and the synchronous baffles are provided with signal generators capable of detecting the full accumulation of sludge in the charging barrel. By arranging a plurality of synchronous baffles on the liquid blocking plate, the synchronous baffles divide the charging barrel into a plurality of regions, so that when the charging barrel rotates at a high speed, solids and liquid inside the charging barrel are easier to rotate synchronously in the regions, and generation of water waves and violent vibration of the rotating drum are avoided. The signal generators can feed back the information after sludge in the charging barrel is collected to prompt workers to clean up.

The invention relates to an anti-scouring control valve which comprises a valve element (1) and a valve seat (2). The anti-scouring control valve is characterized in that a flow guide seat (3) is installed in a medium runner at the bottom of the valve seat (2) and at least two throttling pieces (4) are installed at the bottom of the flow guide seat (3). In order to prevent vortexes from being generated at the lower end of the valve seat through coal-oil slurry and prevent the lower end of the valve seat from being scoured by the coal-oil slurry, the vortex flow guide seat is arranged on the lower face of the valve seat in the control valve, when the high-speed coal-oil slurry flows to the upper end face of the flow guide seat, due to the fact that the upper end face is designed to be a conic face and is evenly divided into four parts through flow guide wings, the flow direction of the coal-oil slurry is rapidly changed, an included angle formed between the coal-oil slurry and the conic face is 45 degrees, and the coal-oil slurry flows through the flow guide seat into the throttling pieces; and meanwhile due to the structural design of the flow guide wings, the coal-oil slurry can be effectively prevented from generating the vortexes in a valve cavity.

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 belongs to the technical field of guardrails, and discloses a highway guardrail for roads. The highway guardrail is mainlycharacterized in that the highway guardrail comprises bottom plates with fixing holes located on two sides, slant support platesare arranged on the inner sides of the two bottom plates, and support side plates are arranged above the two slant support plates;the two support side plates are spaced apart by a certain distance in the horizontal direction, support pipes are fixed above the two support side plates, connecting pipes arearranged at one ends of the support pipes, and end parts of the connecting pipesare inserted into the support pipes; and adapting pipes fixed to the slant support platesarearranged below one ends of the two supportside plates, andplugging pipes fixed to the slant support platesarearranged below the other ends of the two support side plates. When a vehicle collides, the bunt parts of the support side plates are deformed in an inwardly sunken mode, at the same time the slant support plates are also deformed downwards under the pressure of wheels, vehicle kinetic energy is greatly consumed, the damage degree of the vehicle isreduced, and a driver and passengers on the vehicle is prevented from being injured by damage and deformation of the vehicle.

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 provides a 'ratchet swinging magnetic engine' and belongs to the field of engines. The engine adopts a permanent magnet to replace fuel and energy for doing work so as to protect environment. The application proposal comprises: two U-shaped kicker magnets form a magnetic holder (a fixed magnet); the magnetic holder attracts two magnetic swing hammers which are arranged in a swing hammer frame and made of two U-shaped kicker magnets through opposite poles to complete the power doing process; the magnetic swing hammers (a movable magnet) are connected with a ratchet by arc-shaped connecting rods and are driven by gears arranged on a ratchet shaft, a flywheel shaft and a cam shaft; the cam wheel drives a switch swinging arm to drive magnetically shielding switches to prevent the magnetic force between the fixed magnet and the movable magnet; two groups of cushioning and counteracting springs, extension springs and limiting springs, which are arranged under a swinging hammer, complete a reset stroke. The fixed magnet and the movable magnet operate in an alternating way under the control of the switching levers of two specially-made magnetic shielding switches to allow the two magnetic swing hammers to swing circularly and repeatedly so as to complete the power doing and reset stroke. Power output is realized through the constant torque output of a flywheel.