53results about How to "Cause burns" patented technology

The invention relates to the technical field of evaporation, and discloses a crucible and a point type evaporation source. The crucible comprises a crucible body with an opening in one end, the bottomof the crucible body is used for containing an evaporation material, at least one diffusion unit is included, and is arranged at the end, close to the opening, in the crucible body, the diffusion unit is provided with a flow guide part and a blocking part, the blocking part is used for blocking a blocky splashing object formed through uneven evaporation of the evaporation material from being sprayed out of the opening, the flow guide part is used for guiding the gas formed through evaporation of the evaporation material out of the opening, when the evaporation material is heated to be evaporated, the steam and the blocky splashing object are jointly moved to the diffusion unit, part of the blocky splashing object is bonded on the side, away from the opening, of the blocking part, the blockage of the opening is reduced, the part of blocky splashing object falls in the crucible body to be continuously heated and evaporated, the uneven evaporation of the evaporation material is reduced,the steam is guided out of the opening through the flow guide part, the steam and the blocky splashing object are separated, and the spraying-out phenomenon of the evaporation material is reduced.

The invention provides a thermally-insulated packaging mid-infrared-emitting panel (TIMEP for short) for heating and physiotherapy and a preparation method thereof. The mid-infrared-emitting panel comprises a top surface covering layer, a first gas thermal insulation layer, a first mid-infrared transmitting plastic thermal insulation layer, a second gas thermal insulation layer, a second mid-infrared transmitting plastic thermal insulation layer, a third gas thermal insulation layer, a first electric insulation layer, an electric-to-mid-infrared emission film layer, a second electric insulation layer and a bottom surface covering layer which are sequentially arranged in a laminated mode, wherein the mid-infrared transmissivity of the top surface covering layer and the thermal insulation layer is greater than or equal to 90%, the bottom surface covering layer is thermally insulated, and the mid-infrared emissivity is less than or equal to 10%; and the material of the electric-to-mid-infrared emission film layer comprises a low-cost coal-based nano carbon plastic compound. The innovativeness of the TIMEP is derived from unusual combination of the quantifiable attributes, the defect of high energy consumption of hot air convection heating is overcome through high thermal insulation, electricity can be efficiently transmitted to a user by converting to mid-infrared rays, and comfortable warm feeling and mid-infrared physiotherapy effect are provided for the user.

The invention discloses a cultivation method for improving a survival rate of North American begonia and relates to the technical field of floriculture. The method comprises the following steps of 1, seedbed preparation; 2, cutting seedling preparation; 3, cuttage; 4, field planting; 5, field management. According to the cultivation method, the sprouting ratio and the survival rate are higher, the growth speed is high, the flowering period is long, and the method has good economic benefit and social benefit, and is suitable for large area cultivation and popularization.

Disclosed is an intercardiac defibrillation catheter system provided with a defibrillation catheter (100) and a power source device (700); wherein the defibrillation catheter (100) is provided with a memory (110) comprising an initial connection information storage unit (112) and an event information storage unit (113); and the power source device (700) is provided with an arithmetic processing unit (75) which comprises an output circuit (751) of direct current voltage, a memory (752) for storing a usage time limit, and an internal clock (753), and which controls writing to and reading from the memory (110) of the defibrillation catheter (100). The arithmetic processing unit (75), for each event that has been written to the event storage unit (113) of the memory (110) of the defibrillation catheter (100), performs control so that the next event is not executed if the elapsed time between the connection time that has been written to the initial connection information storage unit (112) of the memory (110) of the defibrillation catheter (100) and the time that the first-mentioned event has been performed has been determined to exceed the usage time limit.

The invention discloses a flame cutting machine. The flame cutting machine comprises a base and a workbench. The bottom of the workbench is fixedly connected with the top of the base. A cutting device is fixedly mounted on one side face of the base. The cutting device comprises a fixing rod, a first connecting rod and a second connecting rod. A groove is formed in the top of the fixing rod. A bearing is arranged inside the groove. A rotating shaft is arranged at the bottom of the first connecting rod. One end of the rotating rod is movably connected with the top of the fixing rod through the bearing. One end of the first connecting rod is movably connected with one end of the second connecting rod through a first pin shaft. The other end of the second connecting rod is movably connected with one side face of a flame nozzle through a second pin shaft. An air inlet hose is arranged at the top of the flame nozzle. The two ends of the upper surface of the workbench are each provided with a slide rail. Water grooves are further formed in the upper surface of the workbench, wherein the water grooves are arrayed in an equally-spaced manner. The flame cutting machine is safe to use and convenient to clean, and cutting precision of the flame cutting machine is greatly improved.

The invention provides a long-acting water-based antirust agent, and aims to overcome the defects in the prior art. The long-acting water-based antirust agent comprises the following components of, byweight, 6-12% of polyethylene glycol, 1-4% of sodium benzoate, 2-6% of glycerol, 45-50% of triethanolamine borate, 2-6% of an anti-flash rust remover, 12-16% of sebacic acid, 1-3% of a defoaming agent, 1-2% of an organic high-polycarboxylate metal compound and the balance water. The water-based antirust agent can be widely applied to rust prevention during procedures of steel materials, cast iron, mechanical parts, alloy steel product assemblies and materials, and the advantages of being long in rust prevention period, convenient to clean, good in stability, not prone to decomposition at a high temperature and long in indoor storage period are achieved.

The invention discloses external nano-hydroxyapatite/polydopamine wet adhesion type styptic powder and a preparation method thereof. The styptic powder is nano-hydroxyapatite loaded with polydopamine.The preparation method comprises the following steps: adding nano-hydroxyapatite and dopamine into a weakly alkaline solution, and reacting at room temperature; and carrying out freeze drying on theproduct to obtain the nano-hydroxyapatite/polydopamine needle-like composite styptic powder. The material has a multifunctional hydroxyapatite and polydopamine structure, and can be further modified with many substrates. The material can be applied to hemostasis in different forms in different dosage forms, can be prepared into emergency lifesaving powder, hemostasis hydrogel, self-adhesive dressing, hemostasis antibacterial sponge and the like by being integrated with other medical materials and medical instruments, and the novel drug delivery carrier can be prepared by doping or crosslinkingantibacterial, wound healing promoting and pain relieving drugs and nano-hydroxyapatite or reacting the drugs with polydopamine, and multifunctional integration of the hemostatic material is realized.

The invention discloses a stainless steel flange quenching treatment system which comprises a first shell, a rotating mechanism is arranged at one end of the outer wall of the first shell and comprises a motor, a round rod, a second shell, a third shell, a first bevel gear and a second bevel gear, and the motor is mounted at one end of the outer wall of the first shell; and the output end of the motor is fixedly connected with a round rod. According to the quenching treatment system for the stainless steel flange, a motor in the rotating mechanism is connected with an external power source, the motor can drive a round rod to rotate, when the round rod rotates, a third shell is driven to rotate through driving of a first bevel gear and a second bevel gear, and when the third shell rotates, a flange placed on the top can be driven to rotate synchronously; and when the hydraulic cylinder is connected with an external driving device and drives the supporting rod and the electric heating ring to be in contact with the flange, the flange can be uniformly heated by the electric heating ring through rotation of the flange, so that the quenching quality of the subsequently cooled flange is improved.

The invention discloses a prunus persica pesticide and a preparation method thereof. The prunus persica pesticide comprises the following compositions in parts by mass: 50-60 parts of radix gentianae, 20-30 parts of rhizoma coptidis, 8-10 parts of root of fischer euphorbia, 30-40 parts of radix stemonae, 10-12 parts of herba ephedrae, 50-70 parts of radix arnebiae, 40-50 parts of common threewingnut root, 20-30 parts of radix rehmanniae, 40-50 parts of pericarpium granati, 30-40 parts of herba houttuyniae, 8-10 parts of herba andrographis, 20-40 parts of fructus xanthii, and 500-700 parts of water. The prunus persica pesticide is a green pesticide, is efficient, low in toxicity and free of residual, does not burn plant branches and leaves, and has no harm to environment and human body.

The invention relates to the field of outdoor drinking water public utility and discloses a public drinking water device. The device comprises a drinking water table. A hot water tank is arranged on the drinking water table, and the hot water tank is connected with a hot water pipe. There is a through hole on the drinking table and a pedal on the lower side, and the first gear is connected to thepedal. A push plate is rotatably connected to the first gear, an adhesive layer is arranged at one end of the push plate, and a strip hole is arranged on the push plate. One end of the strip hole is provided with a first air bag, and the first air bag is connected with a first air pipe; a second gear is meshed on the outer side of the first gear, and a post is fixedly connected to the second gear.The post is slidably connected in the strip hole; a cup holder is arranged on the lower side of the drinking table, and a cup slot is arranged on the cup table. One end of the cup slot is verticallyslidably connected with a stopper, and a spring is connected between the stopper and the cup holder. The other end of the cup is connected with the free end of the first trachea. The device can realize automatic cupping of the drinking water device, avoiding pollution of the water cup and maintaining public health.

The invention provides a baking device, system and method thereof for verifying wafer aging. The baking device comprises an oven, wherein the oven comprises a heater, an electronic lock, a fan, a windspeed sensor, a temperature sensor and a controller; and the heater, the electronic lock, the fan, the wind speed sensor and the temperature sensor are electrically connected with the controller. Thebaking device, system and method thereof for verifying wafer aging in the invention can monitor the temperature, wind speed and the change of the wafer itself in the baking process of the wafer in real time, facilitates the supervision and traceability of the wafer testing process, and has high automation of information entry, thereby reducing errors in manual information entry and improving testefficiency and test quality.

The invention relates to the technical field of new materials, in particular to an environment-friendly bearing steel forging device for bearing steel machining. The device comprises a shell, a sliding frame is slidably connected to the interior of the shell, a limiting sleeve is fixedly connected to the upper surface of the sliding frame, a limiting rod is slidably connected to the interior of the limiting sleeve, the end, away from the sliding frame, of the limiting rod is fixedly connected with the inner surface of the shell, and fixing shells are fixedly connected to the positions, located on the outer side of the limiting rod, in the shell. When push plates slide upwards in the shell, piston plates are pushed by push rods to slide in the fixing shells, when the piston plates slide upwards in the fixing shells, air in the fixing shells is discharged, at the moment, the air in the fixing shells is discharged outwards through conveying pipelines under the action of the piston plates, and then sparks generated in the forging process of an ejector rod are cooled, so that workers are prevented from being scalded when the sparks splash out.

The invention discloses an electromechanical device cooling device which comprises a base, wherein a rectangular box is arranged on the upper surface of the base; a rectangular opening is formed in the surface on the left side of the rectangular box; a rectangular door stop is hinged to the rectangular opening; a pair of strip-shaped slides is formed in the lower surface inside the rectangular box; an electrically controlled telescopic rod with a horizontal telescopic end is embedded into each strip-shaped slide; a slide block is arranged on the side surface of the telescopic end of each electrically controlled telescopic rod; bearing plates are arranged on the upper surfaces of the pair of slide blocks; a plurality of circular grooves I are formed in the upper surface inside the rectangular box; a fan is embedded into each of the circular grooves I; a circular through hole is formed in the lower end on the side surface of the rectangular box; an electrical interface is arranged on thelower surface of the base; and a button group and a capacitive touch screen are arranged on the front surface of the rectangular box. The electromechanical device cooling device disclosed by the invention has the beneficial effects of simple structure and high practicality.

The invention relates to the technical field of magnet manufacturing, and particularly discloses a wire cutting machine for cutting magnetic conductive workpieces. The machine comprises a machine frame, an upper guiding roller, a lower guiding roller and a cutting wire, wherein the upper guiding roller and the lower guiding roller are rotatably arranged on the machine frame; the cutting wire windsacross the upper guiding roller and the lower guiding roller; the machine frame is provided with a carrier frame; the upper guiding roller and the lower guiding roller are each provided with a plurality of ring grooves; the cutting wire is contained in the ring grooves; in actual use, the magnetic conductive workpiece from outside is installed on the carrier frame, the cutting wire is driven by amain engine of a wire cutter to rotate and the rotating cutting wire can automatically cut the magnetic conductive workpiece which is carried by the carrier frame; according to actual needs, users can place the cutting wire in different ring grooves to process different parts of the magnetic conductive workpiece, so that the processing efficiency of the magnetic conductive workpiece is improved;and compared with using a molybdenum wire to cut the magnetic conductive workpiece in prior art, using a corundum wire causes no burns or ambustion on the magnetic conductive parts due to discharge, so that the cutting yield of the magnetic conductive workpiece is improved.