92results about How to "Protect your body" patented technology

The invention discloses a rust removal device of an environment-friendly steel pipe end surface, and belongs to the field of environmental protection engineering equipment. An exhaust device is fixedbehind a third support, a motor is fixed at the top of a motor base, a grinding device is fixed on a main shaft of the motor, a magnet is fixed at the top of a second support, is positioned right below the grinding device, and a limiting support is fixed at the top of a first support. According to the device, a steel pipe is clamped by a first pressing block and a second pressing block, the grinding device is driven by the motor to rotate at a high speed, an end eliminating device and a surface eliminating device are used for grinding an end head and an outer surface of the steel pipe, and thecompletion of steel pipe derusting operation is replaced with manual operation, iron scraps generated by the magnet attraction and grinding are prevented from splashing to hurt people, poisonous smoke dust generated in a grinding process is adsorbed by the exhaust device, and the poisonous smoke dust is discharged into a waste treatment device, the environment pollution is reduced, the damage tothe body of workers is reduced, and the safety of the workers is guaranteed.

The invention relates to polybasic silver solder characterized in that the polybasic silver solder comprises, by weight, 12-28% of Ag, 37-49% of Cu, 1.0-3.0% of In, 0.5-2.5% of Ni, 0.001-0.1% of rare earth elements and the balance Zn, wherein the polybasic silver solder contains little precious metal of silver, and the content of the silver is reduced by about 20% compared with high-silver solder such as Bag40CuZnSn. Therefore, production cost is greatly reduced, and use amount of the precious metal of the silver is saved.

The invention discloses a novel front wall ventilating cover plate which comprises a first front wall cover plate and a second front wall cover plate, wherein the first front wall cover plate is fixedly connected with the second front wall cover plate through a side plate, a plurality of dust collection balls are arranged on long rods in an air intake grid in a penetrating manner, the bottom end of the first front wall cover plate is fixedly connected with a bumper, accommodating cavities are arranged in the side plate, a first air cavity is arranged at one end of a piston tube, a second air cavity is arranged on one side of a first piston, a soft tube and a pressures sensor are arranged on one side of a second piston, one end of the soft tube and one end of a damping spring are fixedly connected with an auxiliary air bag, a plurality of dust filter gauze are arranged at one end of each compression cavity in a crossing manner, a plurality of U-shaped tubes are arranged between the two adjacent compression cavities in a crossing manner, one end of a main air bag is fixedly connected with the first air cavity through an air inlet tube at the top of the second front wall cover plate, and one side of the second front wall cover plate and one side of the side plate are both fixedly connected with magnets. The novel front wall ventilating cover plate is high in collision resistance and shock resistance as well as ventilation and heat dissipation performance, is safe, prevents dust, and is convenient to install.

The invention discloses a corn kernel impurity removing device comprising a body, a rotating plate, a fixed plate, a feeding opening and two screen plates. The two screen plates are fixedly installed in the body. A screening cavity is formed between the two screen plates. A threaded rod is rotationally installed in the screening cavity. A plurality of movable blocks are evenly arranged on the threaded rod. Each screening plate is evenly provided with a plurality of round first screening holes. Each movable block is provided with a long-strip-shaped second screening hole. A first collection box and a second collection box are symmetrically installed in the body and located on the lower side of the rotating plate. The corn kernel impurity removing device can conduct screening and impurity removal on corn kernels, remove impurities mixed with the kernels and blighted kernels and meanwhile separately collect the impurities and blighted kernels and full kernels. The corn kernel impurity removing device is easy to operate and convenient to use. The corn kernel impurity removing device is further provided with a feeding opening provided with baffles, so that the kernels are prevented from splashing during screening, and the physical safety of operators is protected.

The invention discloses a safe training horizontal bar for fitness convenient to adjust. The training horizontal bar comprises a base, two mounting bolts transversely symmetrical are fixedly connectedto the top of the base, a power box is fixedly connected to the inner wall of the bottom of the base, a stepper motor is fixedly connected to the inner wall of the bottom of the power box, and two limiting rods symmetrically located on both sides of the stepper motor are fixedly connected to the inner wall of the bottom of the power box. According to the training horizontal bar, through arrangement of a non-slip pad and non-slip finger grooves, the non-slip effect on hands of a fitness worker is achieved, occurrence of the condition that the fitness worker falls due to palm slipping is further prevented, and the effect of protecting the body safety of the fitness worker is achieved, so that the effect that the worker exercises safely and healthily is achieved; through arrangement of a rubber plate and buffer springs, the buffering effect when the fitness worker accidentally falls is achieved, and the effect of protecting the safety and health of the fitness worker is further achieved.

A spring mattress having a function of timed mite removing is disclosed. The spring mattress includes a shell sleeve. A supporting soft cushion adheres to the inner wall of the bottom of the shell sleeve, and the top external wall of the supporting soft cushion is connected to damping springs equally spaced through screws. The external wall of one end of the shell sleeve is connected to a plug. The top external walls of the damping springs are connected to a memory foam cushion through screws. A knitted fabric layer adheres to the top external wall of the memory foam cushion. A flame retardantlayer adheres to the top external wall of the knitted fabric layer. An air cushion layer adheres to the top external wall of the flame retardant layer. The spring mattress is provided with vibrationmotors through which mites in the mattress can be separated through vibration; the spring mattress is provided with a sucking pump, a first air feeding pipe, a second air feeding pipe and a connectionair pipe so that mites separated can be sucked into a space between the memory foam cushion and the supporting soft cushion; and the spring mattress is provided with ultraviolet ray disinfecting lamps so that the gathered mites can be killed and the mattress is disinfected, and therefore the spring mattress is provided with a function of timed mite removing.

The invention discloses automatic welding equipment convenient to adjust for iron art furniture production. The automatic welding equipment convenient to adjust for the iron art furniture production comprises a base, first fixed blocks are connected to the outer walls of the two sides of the top of the base through bolts, and first sliding grooves are formed in the outer walls of the tops of the two first fixed blocks. Two-way screw rods are rotatably connected to the inner walls of the two ends of the first sliding grooves through bearings, first sliding blocks are connected to the outer walls of the peripheries of the two ends of the two-way screw rods in a sleeving mode, and pressing plates are welded to the outer walls of the sides, away from each other, of the tops of the two first sliding blocks. Supporting columns are connected to the outer walls of the four corners of the top of the base through bolts, and second fixed blocks placed at a same level are connected to the outer walls of the tops of the two supporting columns on the two sides through bolts. According to the automatic welding equipment convenient to adjust for the iron art furniture production, a gas collectionhopper, an air pump, a filter screen and a processing box are arranged to collect and process gas and fine particles generated during furniture welding, and the situations that health of a worker is damaged by gas diffusion and the environment is polluted by the gas diffusion are avoided.

The invention discloses novel multifunctional toughened glass. The glass comprises an organic glass base layer, a vacuum cavity is formed in the middle of the organic glass base layer, and a first polyester buffer layer fixedly adheres to the upper end of the organic glass base layer; a first toughened glass base layer fixedly adheres to the upper end of the first polyester buffer layer, and the upper end of the first toughened glass base layer is coated with a colored glaze coating. According to the multifunctional toughened glass, the first polyester buffer layer, an explosion-proof membranelayer and a second polyester buffer layer are arranged, so that the self-explosion rate of the toughened glass is reduced, and the safety of the toughened glass is improved; by arranging the organicglass base layer and the vacuum cavity, the weight of the toughened glass is reduced, and the sound insulation and heat preservation effects of the organic glass are improved; by arranging the coloredglaze coating, the number of styles of the toughened glass is increased, and the attractiveness is improved; by arranging a hydrophobic coating, a second toughened glass base layer is not likely to be stained by dust and water, and the toughened glass can be cleaned conveniently.

The invention provides a scoring device. The scoring device comprises a threaded hole I, a through hole I, an adjusting rod, a connecting rod, a through hole II, a threaded hole II, a sponge block I,a cover plate, a sponge block II and a cleaning box, wherein the threaded hole I is formed in the upper end surface of a supporting column I; the through hole I is formed in the left end surface of the supporting column I; the threaded hole II is formed in the upper end surface of a supporting column II; the through hole II is formed in the right end surface of the supporting column II; the adjusting rod is arranged on the left end surface of the supporting column I; the connecting rod is arranged on the front side of the annular side surface of the adjusting rod; the design solves the problem that the switching of a scoring knife of an existing gypsum line scoring machine is complicated; the cleaning box is arranged on the front end surface of the connecting rod; the cover plate is arranged on the upper end surface of the cleaning box; the sponge block I is arranged at the right side of the lower end surface of the cover plate; the sponge block II is arranged at the left side of thelower end surface of the cover plate; and the design realizes the purpose of convenient cleaning of the scoring device. The scoring knife of the scoring device can quickly switched; and the scoring device is convenient to clean, has complete functions, and is safe and reliable.

The invention discloses a method for rapidly realizing gasoline sweetening. The gasoline with stable components enters the deodorization unit under the conditions of 30-40°C and 0.35 MPa, and fully mixes and reacts with dilute lye with a concentration of 10% through a static mixer. , and then enter the gasoline alkali washing ionizer for pre-alkali washing and refining. Under the action of the electric field, the alkali slag carried in the gasoline is separated to generate a corrosion-qualified electrified gasoline, and the electrified gasoline is statically mixed with the purified air and the activator After fully mixed in the reactor, it continuously enters the gasoline deodorization reactor, and passes through the activated carbon bed layer loaded with sulfonated cobalt phthalocyanine catalyst to oxidize the mercaptan in gasoline to disulfide, so as to achieve the purpose of deodorization. The reaction coming out of the top of the oxidizer Qualified gasoline is refined gasoline, and then enters the three-phase separator, the oxidation tail gas is separated from the top of the tank to the acid gas flare, and the bottom is discharged, and the refined gasoline is sent to the finished product tank area from the upper part through the metering valve group. This process can clean up the sulfur components in gasoline and obtain gasoline with higher purity.

The invention discloses a lower supporting device for an automobile bumper. The lower supporting device comprises a height-adjustable supporting rod. A stand bar seat is arranged below the supporting rod which is placed on the ground in the perpendicular direction. The middle portion of the supporting rod is conic and is matched with a pin hole of the bumper. A V-shaped lifting hook is arranged at the edge position of the front end of the supporting rod and connected with the lower end of the bumper. A cylinder locating column is arranged at the rear end of the supporting rod. The axis of the locating column is arranged in the perpendicular direction. Locking holes are formed in the stand bar seat. Multiple reinforcing ribs are arranged on the middle lower portion of the supporting rod and connected with a bumper beam through the locking holes. The automobile bumper is provided with a supporting component, the structure is simple, the bumper is connected with a bottom board of an automobile body, and the purpose that the physical safety of pedestrians is protected is achieved; disassembly and assembly are convenient, the supporting reliability can be guaranteed through a stand bar at the bottom end of the supporting rod, and a jack needs to be used to jack an automobile; and the lower supporting device is simple in structure and is not limited by a site.

The invention discloses a handheld fire extinguisher with the good antiskid performance. The handheld fire extinguisher comprises a fire extinguisher pot body. A fire-fighting indicator board is connected to the outer wall of the fire extinguisher pot body through rivets. The top of the fire extinguisher pot body is provided with a first through hole. A pot cap is in threaded connection with the interior of the first through hole. The top of the pot cap is connected with a connecting pipe through a ferrule. The handheld fire extinguisher is provided with an jet nozzle, an antiskid rubber sleeve and a spray hose, a fire extinguishing agent is jet out through the jet nozzle at one end of the spray hose when a fire is put out; the antiskid rubber sleeve is connected to the outer wall of the jet nozzle, friction force between the jet nozzle and a hand can be increased to prevent the situation that the jet nozzle falls off due to the fact that the fire extinguishing agent jet speed is too high during fire extinguishing, and physical safety of a fireman is protected; a fixed shell is connected to the bottom of the fire extinguisher pot body in an inserted mode and is fixed through fastening bolts, a standby hose is arranged in the fixed shell, and the handheld fire extinguisher can adapt to different complex fire extinguishing environments accordingly.

The invention provides a spinning window convenient to install and provided with a dustproof structure. The spinning window comprises a spinning window body; an assembling mechanism is arranged on theouter side of the spinning window body; the assembling mechanism comprises a first limiting frame, a clamping rod, a second limiting frame and bolts; the first limiting frame and the second limitingframe are located on the front side and the rear side of the spinning window body respectively; the clamping rod is fixed on the rear end face of the first limiting frame and penetrates through the spinning window body to be connected with the front end face of the second limiting frame in a clamped mode; an installation mechanism used for installing the spinning window in a wall is arranged on the outer side of the assembling mechanism; an air inlet pipe is installed above the right side of the exterior of the spinning window body, the air inlet pipe penetrates through the second limiting frame to be connected with the spinning window body, the air inlet pipe is fixedly connected with a draught fan, and meanwhile a spinneret plate is arranged at the top end of the interior of the spinningwindow body; the device is simple in structure, convenient to operate and install and capable of achieving the dustproof effect.