32results about How to "Protection from collision" patented technology

The invention provides a shock-absorbing device of a shockproof joint, and the shock-absorbing device comprises a left shock-absorbing unit and a right shock-absorbing unit which are symmetrically arranged on concrete structures at two sides of the shockproof joint, wherein the left shock-absorbing unit and the right shock-absorbing unit comprise steel barrels with inner sides which are embedded into the concrete structures; each steel barrel is internally provided with a piston with a piston rod, and a spherical steel cover plate is arranged at the outer end of each piston rod; a spring is arranged between each spherical steel cover plate and each concrete structure; the outer edge of each steel barrel is level with each concrete structure and is fixedly arranged through arranging an annular steel barrel cover plate; a spring is arranged between each spherical steel cover plate and each annular steel barrel cover plate; and the outer end of each piston rod is at least provided with two layers of spherical steel cover plates. According to the invention, the collision effect on buildings under an earthquake action is reduced, the buildings are prevented from being damaged, the construction is simple and the construction cost is low.

The invention relates to a dynamic response testing device for a cantilever beam under the action of moving mass. The device comprises a test bench, a cantilever beam, a left guide rail, a right guide rail, a left upper plate, a right upper plate, a mass block, a motion generation device, an acceleration sensor, a displacement sensor, a strain and current vortex displacement sensor, wherein the test bench comprises a pedestal and a lower plate fixed on the pedestal; the center of the lower plate is provided with a groove; one end of the cantilever beam is arranged in the groove of the lower plate; one end of the left guide rail and one end of the right guide rail are arranged in the groove of the lower plate; the left upper plate and the right upper plate are arranged on the upper parts of the left guide rail and the right guide rail; the mass block is arranged on the cantilever beam and is connected with the motion generation device; the motion generation device comprises a servo motor, a controller, a microcomputer power supply and a speed controller; the acceleration sensor is fixed on the mass block; the displacement sensor is arranged on the cantilever beam; the strain and current vortex displacement sensor is arranged on the lower end face of the cantilever beam and is in electrical connection with a signal processing system and a computer; and according to a sensor signal, the computer controls the motion form of the mass block through the adjustment of the output voltage of the microcomputer power supply. The device can be used for testing the transverse vibration property of the cantilever beam under the action of moving load and can also be further used for active control of vibration of the cantilever beam.

The invention discloses a new energy automobile battery with a collision protection function. The new energy automobile battery comprises a battery box body, wherein the battery box body adopts a hollow structure; a first elastic semicircular ball is fixed in the center of the bottom surface of the battery box body; a first baffle is fixed at the top of the first elastic semicircular ball. In thenew energy automobile battery, the battery is fixed at the top of a bearing plate, and a new energy automobile can be jolted up and down during driving, so that the battery can form pressing down force to the bearing plate, to shrink an expansion link and passes a pressure spring on the expansion link, primary shock absorption can be properly performed on the battery, and a second elastic semicircular ball can extrude a second baffle through the moving down of a straight rod, so that the compression spring is shrunk, and secondary shock absorption can be performed on the battery, the battery can be properly protected, and damage to the battery during collision is prevented.

An accessory mounting structure for an engine includes an engine body, and a transmission disposed on an end of the engine body in the cylinder array direction and to which output of the engine is transmitted via a crankshaft of the engine body. When the output side of the crankshaft with respect to the transmission in the cylinder array direction is defined as a rear side, and the side of the crankshaft opposite to the rear side is defined as a front side, a fuel pump configured to feed fuel to an injector, and a starter configured to rotate the crankshaft at an engine start time are disposed on a rear end portion of an intake manifold mounting surface of the engine body. When the engine is viewed from the cylinder array direction, the starter projects outwardly with respect to the fuel pump in the engine width direction.

The invention discloses an antibacterial infant incubator. The incubator comprises an incubator body, two mounting lugs, a rotating shaft, two connecting bases, an incubator door, two locking pieces,two handles, two locking sleeves, a supporting plate, a safety switch, a sterilization lamp, a heating unit and a humidifying unit. Accordingly, the incubator door is opened, closed and locked conveniently, medical staff can nurse a baby in the incubator conveniently, the incubator is safer and more reliable compared with a traditional antibacterial infant incubator, the phenomenon that the incubator door falls accidentally to hurt the baby can be effectively prevented, and the baby is prevented from falling and getting hurt accidentally; on the condition that the baby is in the incubator, thesterilization lamp in the incubator cannot be turned on, and then the phenomenon that the sterilization lamp hurts the baby is completely eradicated; meanwhile, the baby in the incubator can be prevented from scalding the baby in the incubator, the service life is long, the sterilization lamp is not likely to be damaged, the prepared protective layer can not only prolong the service life but alsoincrease the anti-corrosion, anti-bacterial, anti-slip, waterproof and anti-ageing properties, and it is especially important that occurrence of electric shock accidents of infants can be completelyeradicated.

Aiming at the fact that most of in existing research results, only human-vehicle collision damage is protected, the invention designs an engine cover for protecting human-vehicle and human-ground collision damage. The engine cover consists of a supporting layer, an air bag layer and a protective layer, wherein the air bag layer comprises three hedgehog-shaped air bags. When an accident is detectedto be unavoidable, the air bag layer is detonated and completely brakes until the head of a human body collides with a vehicle body for the first time, the speed of the vehicle is controlled to enable the rear edge of the engine cover to keep a certain distance from the chest of the human body and the engine cover and the human body move together, and when the human body collides with the enginecover again, the air bag layer completely brakes again until the human body is in a fixed state. The engine cover has the beneficial effects that by detonating the air bag layer, the hedgehog-shaped air bags cover a vehicle head so as to reduce human-vehicle direct collision force, and meanwhile, the ejection speed of a pedestrian is reduced by barb-shaped air columns; and the vehicle head catchesthe human body by moving the vehicle, and the falling speed of the human body is reduced by the air columns on the outer surfaces of the air bags to further consume potential energy and kinetic energy of the human body, so that human-ground collision speed is reduced, and human-vehicle collision protection and human-ground collision protection are realized simultaneously.

The invention relates to a large-span steel-concrete composite bridge large-section steel truss girder erecting system which comprises a near-tower end girder erecting system and a steel truss girderassembling system. The near-tower end beam erecting system comprises a main tower gantry, an auxiliary hole traction system, a pulley block and a temporary sling. The steel truss girder assembling system is mainly composed of a cable crane walking mechanism, an auxiliary hole traction system and a connecting panel. The main tower gantry comprises stand columns and a gantry main truss. The auxiliary hole traction system is installed on an operation platform and connects and fixes the two ends of a main cable. The cable crane walking mechanism is installed on the main cable, and the top of the cable crane walking mechanism is suspended to the gantry main truss at the top of the main tower gantry through a steel wire rope. The system has the beneficial effects that an easy-to-disassemble anti-collision frame is arranged on the outer side of the auxiliary hole traction system, the traction system can be protected against collision during operation, and the anti-collision frame is simple instructure, low in manufacturing cost and convenient to assemble and disassemble.

The invention discloses a fully-covered anti-collision protection device for an observation window of a manned submersible and relates to the field of manned submersibles. The device is arranged through a self structure, so that the pressure inside a cavity is balanced with the ambient pressure, therefore, the anti-collision protection device is in a normal stress state under a high-pressure environment, and can protect various hard objects from collision with the observation window in a high stress state within a wide range from all directions and perform omni-directional protection on the safety of the observation window; in the normal state, an observed object can be approached by a glass sealing cover on the collision protection device, so that an observation effect can be effectivelyenhanced.

The invention relates to the technical field of intelligent household appliances and discloses a robot dust collecting device convenient for cleaning dead angles. The device comprises an outer shell;the interior of the outer shell is movably connected with a telescopic rod; a protective pad is movably connected to the outer part of the telescopic rod; a storage groove is formed in the outer shell; a fine brush is movably connected to the upper portion of the storage groove; a limiting pin is movably connected to the lower portion of the fine brush; a chassis is movably connected to the outerportion of the limiting pin; universal wheels are movably connected to the inner portion of the chassis; limiting rods are movably connected to the inner portions of the universal wheels; movable rodsare movably connected to the right sides of the limiting rods; and connecting rods are movably connected to the upper portions of the movable rods. And through cooperation of the dust collection boxand the dust suction box, when the dust in the dust suction box reaches a certain amount, the device reaches a set position, the dust in the dust suction box is discharged through the dust outlet pipeline, continuous work is not affected, and the practicability is high.

The invention relates to an anticorrosion and anti-collision steel ball valve structure. The anticorrosion and anti-collision steel ball valve structure comprises a main valve body. An auxiliary valve body is arranged in the main valve body. Valve seats are arranged on the auxiliary valve body. Two valve seats are arranged. A ball body is arranged between the two valve seats. A valve rod is arranged at the top of the ball body. The valve rod is arranged on a valve rod seat on the main valve body. Anticorrosion and anti-collision polyethylene (PE) coatings are arranged on the surface of the main valve body and the surface of the auxiliary valve body. The anticorrosion and anti-collision PE coatings are integrally formed through injection molding. By the adoption of the structure, the anticorrosion and anti-collision PE coatings are arranged on the surface of the main valve body and the surface of the auxiliary valve body in an injection molding mode and the thickness of the anticorrosion and anti-collision coatings is greater than or equal to 5 mm, and the anticorrosion and anti-collision PE coatings are made of PE plastic, so that the metal surfaces of the valve are effectively protected from corrosion and collision.

The invention provides an anti-rotating piston kinematic pair barrel for a large-size marine application device. The anti-rotating piston kinematic pair barrel comprises a ducted barrel body, a work barrel body and a limiting barrel body. The end surface of the ducted barrel body, the end surface of the work barrel body and the end surface of the limiting barrel body are all provided with annular connection plates. The ducted barrel body, the work barrel body and the limiting barrel body are coaxially connected and fixed in sequence by fixing the annular connection plates through sets of bolts. A center guide shaft penetrates through the circle center position of the ducted barrel body and the circle center position of the limiting barrel body, and the ducted barrel body and the limiting barrel body are fixed through the center guide shaft. A plurality of limiting shock-absorbing seats uniformly distributed along a circumference are fixed to the end surface, close to one end of the work barrel body, of the limiting barrel body. According to the anti-rotating piston kinematic pair barrel for the large-size marine application device, the center guide shaft is used for positioning, so that the operation resistance of a work chamber piston can be well reduced; and accordingly, the piston can be better protected from colliding with the barrel bodies, and the reliability performance and the anti-corrosion performance of a piston kinematic pair in sea water are improved.

The invention discloses a high-voltage cable channel steel cover plate turnover mechanism and a use method thereof, the high-voltage cable channel steel cover plate turnover mechanism comprises a cable guide connecting support, a turnover plate guide connecting support, a turnover plate guide frame, and a cable guide frame, the turnover plate guide connecting support is connected with the turnoverplate guide frame and a whole machine trolley, and the cable guide connecting support is connected with a cable drum and the cable guide frame of the whole machine trolley; and a cable enters the cable trough through the cable drum, the cable guide connecting support and the cable guide frame. The device can move along with a crane, so that a steel cover plate on a wharf cable trough is opened atthe position where the crane arrives, the cable smoothly enters the cable trough, and the steel cover plate is smoothly closed along with movement of the crane.

Aiming at the reality that most of the existing research results only protect people and vehicles from collision damage, the present invention designs a working method for the hood of an intelligent car to protect pedestrians. By detonating the airbag layer of the hood, the front of the car is covered with a hedgehog-shaped airbag to reduce the direct collision force between people and vehicles. At the same time, the barb-shaped air column on the outside of the airbag slows down the speed at which pedestrians are thrown out, achieving direct protection for people and vehicles. At the same time, it consumes the kinetic energy obtained by the human body from the car body; and then moves the vehicle so that the front of the car catches the human body, and the air column on the outside of the airbag delays the falling speed of the human body to further consume the potential energy and kinetic energy of the human body, thereby reducing the collision speed between the human body and the ground. Car and human-ground collision protection at the same time.

The invention relates to the technical field of smart home appliances, and discloses a robot dust collection device that is convenient for cleaning dead corners. The inside of the outer casing is provided with a storage slot, the top of the storage slot is movably connected with a fine brush, the bottom of the fine brush is movably connected with a limit pin, and the outside of the limit pin is movably connected with a chassis, the The inside of the chassis is movably connected with a universal wheel, the interior of the universal wheel is movably connected with a limit rod, the right side of the limit rod is movably connected with a movable rod, and the top of the movable rod is movably connected with a connecting rod. Through the cooperation of the dust collection box and the dust collection box, when the dust inside the dust collection box reaches a certain amount, the device will reach the set position, and the internal dust will be discharged through the dust outlet pipe, so that it will not affect the continuous work and is practical. higher.

The invention provides an artificial floor. The artificial floor comprises a floor body, and a liner part is arranged on the surface of the floor body. When the floor body is laid on a bottom floor, the liner part is in contact with the bottom floor. The floor body can be a linen-like floor, a wood-like floor or a stone-like floor and other various simulated floors. The various simulated floors are poor in wear resistance, and vibration or shaking of the simulated floors in the transportation process may cause friction between floors, so that the surfaces of the floors are easily damaged. Furthermore, the bottom floor may have the uneven surface, so that the flatness of the surface of the floor body laid on the bottom floor can be influenced. Therefore, the liner part of the floor body can be used for buffering in the transportation process to protect collision and friction between floor bodies, and the liner part may also act as local deformation to tightly combine with the surface of the bottom floor.

The invention discloses a wrapping type pedestrian safety air bag which comprises a first buffering protection part and a second buffering protection part which are arranged on an automobile engine hood, used for protecting a collided pedestrian and electrically connected with an automobile AEB system. The time-difference pedestrian safety air bag is simple in structure, convenient to replace after being triggered and high in reliability, the air bag which is popped out of the left mudguard or the right mudguard firstly covers an engine hood and a windshield, and therefore collision damage caused by the fact that the left mudguard and the right mudguard make contact with collided pedestrians can be reduced; and secondary injury caused by collided pedestrians and the ground is avoided.

The invention discloses a high-stability transferring device suitable for rails. The device comprises a machine frame which is provided with a plurality of supporting arms; the supporting arms are arranged in parallel and located on the same horizontal plane; a plurality of baffles are correspondingly arranged on the supporting arms, and forklift lug plates are arranged on the machine frame. The baffles are arranged on the supporting arms. The rails are placed on the supporting arms. Due to the fact that the upper surface of a wood board is a bevel, the rails are positioned through the baffles and separated by the baffles, the situation that in the rail transferring process, the rails are not collided can be protected easily, the problems that the rails deform and paint falls in the transferring process are effectively solved, the rails will not slide in the transferring process, and therefore the quality of the rails is effectively guaranteed. The wood board makes direct contact with the rails, the situation that the rails make rigid contact with the supporting arms and accordingly the paint of the rails falls off is prevented, and therefore the quality of the rails is effectively guaranteed, the rework and shape correcting cost of the rails is saved, and production efficiency is improved.

The invention discloses a fully-covered anti-collision protection device for an observation window of a manned submersible and relates to the field of manned submersibles. The device is arranged through a self structure, so that the pressure inside a cavity is balanced with the ambient pressure, therefore, the anti-collision protection device is in a normal stress state under a high-pressure environment, and can protect various hard objects from collision with the observation window in a high stress state within a wide range from all directions and perform omni-directional protection on the safety of the observation window; in the normal state, an observed object can be approached by a glass sealing cover on the collision protection device, so that an observation effect can be effectivelyenhanced.

The invention discloses a tower type hoisting device for effectively relieving cargo boom connecting bolt rust. The tower type hoisting device comprises a foundation fixing device, a supporting arm, aprotection device and protection shells. The supporting am is vertically arranged at the top end of the foundation fixing device. The top end of the part, at the outer portion of the supporting arm,of the foundation fixing device is provided with the protection device. An operation chamber is arranged at the top end of the front face of the supporting arm. Cargo booms are transversely fixed to the top end of the part, behind the operation chamber, of the supporting arm. The cargo booms are fixedly connected through connecting rods. The top ends of the parts, at the connecting positions of the cargo booms and the connecting rods, of the cargo booms are provided with the protection shells. Anti-corrosion paint is arranged at one ends in the protection shells. By means of the tower type hoisting device, rust of cargo boom connecting bolts can be effectively relieved, and the service life of the connecting bolts is prolonged; meanwhile, through the arrangement of the foundation fixing device, stability and safety of the device are improved; and through the arrangement of the protection device, the device is effectively protected against collisions.

The invention relates to the technical field of monitoring equipment and particularly relates to intelligent identification monitoring equipment with an anti-collision function. The equipment comprises a base, wherein a rectangular supporting pipe is fixedly mounted at the center of the upper side wall of the base, and a mounting plate is fixedly mounted at the top end, far away from the base, ofthe rectangular supporting pipe; bottom plates are symmetrically and fixedly mounted on the upper side walls of the mounting plates, supporting plates are symmetrically and fixedly mounted on the upper side walls of the bottom plates, a rotating shaft is rotatably mounted between the two sets of supporting plates, U-shaped connecting pieces are arranged above the supporting plates, and the U-shaped connecting pieces are fixedly connected with the two ends of the rotating shaft; a rotating shaft is rotatably mounted in the center of the upper side wall of the U-shaped connecting piece, a monitoring recognition camera is fixedly mounted at the top end of the rotating shaft, and mounting frames are symmetrically arranged on the two sides of the rectangular supporting pipe. Not only are the monitoring identification camera and the LED display screen protected, but also the probability of damage caused by collision with the automobile is reduced, and the life and property safety of a driveris protected.

The invention discloses a supporting device for a drawer-type dish-washing machine and a dish-washing machine, and belongs to the field of household appliances. The supporting device comprises a supporting body with the extending length, the supporting body is provided with a sliding rail assembling structure, and the sliding rail assembling structure comprises a sliding rail mounting groove formed in the lower portion of the supporting body. The invention further relates to the dish-washing machine comprising the supporting device. According to the supporting device, sliding rails are connected in a limiting mode in multiple directions, the sliding rails and the supporting device can be fixedly connected on the basis of being easy to assemble, overall matching of the sliding rails and theinner container assembly is guaranteed, the drawer assembly stably operates in the push-pull process, tableware in the inner container is protected, and a limiting mechanism is further arranged at the rear end of the supporting device so as to protect the inner container assembly from colliding with the rear wall of the refrigerator body.

The invention relates to the technical field of door and window mounting, and discloses a corrosion-resistant invisible hinge for aluminum alloy doors and windows. The corrosion-resistant invisible hinge comprises a mounting base, a limiting plate is fixedly mounted on the left side wall surface of the mounting base, a second threaded groove is formed in the limiting plate, a movable device is arranged at the top of the mounting base, the movable device comprises a first rotating column, the first rotating column is movably installed in a rotating groove, a first connecting plate is fixedly installed on the top of the first rotating column, and a first fixing column is fixedly installed on the first connecting plate. According to the corrosion-resistant invisible hinge, an extension base is pulled outwards, the extension base and the mounting base form a 90-degree angle, the first connecting plate and a second connecting plate are matched with each other through the first fixing column, the first fixing column and the second connecting plate can be close to the intersection of the extension base and the mounting base when the intersection of the first fixing column and the second connecting plate is pressed inwards, the extension base and the mounting base are kept in a stable right-angle state, and the effect of improving the stability of the window is achieved.

The invention relates to the technical field of cleaning equipment, and discloses a mechanical cleaning device capable of lowering the damage rate of mechanical parts. The mechanical cleaning device comprises a fixed installation base. Supporting legs are fixedly installed at the bottom of the fixed installation base. A cleaning barrel is fixedly installed at the top of the fixed installation base. A top cover is fixedly installed at the top of the cleaning barrel. A motor installation base is fixedly installed at the top of the top cover. A driving motor located at the top of the top cover is fixedly installed at the top of an inner cavity of the motor installation base. A discharging door is fixedly installed at the left side of the cleaning barrel. A door handle is fixedly installed at the left side of the discharging door. A rotating hinge is fixedly installed at the right side of an inner cavity of the discharging door. An output rotating shaft located in an inner cavity of the cleaning barrel is fixedly installed at the output shaft position of the driving motor. By means of the mechanical cleaning device capable of lowering the damage rate of the mechanical parts, the overall cleaning effect on the mechanical parts by the cleaning device can be effectively enhanced, and the parts cannot be damaged.

The invention discloses a buffer brake structure of a slender object mark printing machine. The buffer brake structure comprises a frame and a box; a rubber wheel (2), a character strip clamping wheel (7) and an oil pigment adhesion wheel (8), in friction fit, are arranged on one side of the box; a mark printing machine box (1) is additionally provided with a brake buffer mechanism; the brake buffer mechanism brakes a brake wheel (11) to position next printing of the rubber wheel (2) when the mark printing machine box (1) is ascended; the brake buffer mechanism includes a mounting base (14), a brake arm (12) and a buffer brake wedge; the mounting base (14) is fixed on a second side of the mark printing machine box (1); one end of the brake arm (12) is horizontally and fixedly connected to the mounting base (14) through a pin shaft; and the other end of the brake arm (12) is connected with the buffer brake wedge. The buffer brake structure of the slender object mark printing machine can control the repeated printing number on a slender object, realizes precise brake, and can stand the durability test.

The invention discloses a disinfection tank for the preparation of amoxicillin sodium / sulbactam sodium for injection. The disinfection tank comprises a tank body (1), a partition plate (2) and a water faucet (3), wherein the partition plate (2) is arranged in the middle of the tank body (1), and the water faucet (3) is arranged outside the side wall of the tank body (1) and located below the partition plate (2). The disinfection tank disclosed by the invention is provided with the partition plate with holes, and the instruments to be disinfected are placed on the partition plate rather than being directly stacked on the tank bottom, to avoid the occurrence of disinfection dead zones, protect the instruments to be disinfected and the tank bottom from coming into collision in a placing process and reduce the collision injury probability of the instruments to be disinfected and the tank bottom; and as the water faucet is arranged, the size of a disinfectant can be adjusted at any time, the disinfectant can be rapidly removed after the disinfection, the disinfected instruments do not need to be taken out before the disinfectant is poured out of the disinfection tank, so that operation procedures are reduced, and labor is saved.

The invention discloses a drawer assembly of a dish-washing machine and the dish-washing machine, and belongs to the field of household appliances. The drawer assembly comprises a bottom support, a supporting piece for supporting the bottom support and a sliding rail, wherein the bottom support is erected on the sliding rail through the supporting piece. The invention further relates to the dish-washing machine comprising the drawer assembly. Sliding rails are fixedly connected to the supporting device through limiting in multiple directions, so that the sliding rails and the supporting devicecan be fixedly connected on the basis of being easy to assemble, overall matching of the sliding rails and the inner container assembly is guaranteed, the drawer assembly stably operates in the push-pull process, and tableware in the inner container is protected. A limiting mechanism is further arranged at the rear end of the supporting device so as to protect the inner container assembly from colliding with the rear wall of the refrigerator body.