11results about How to "Reduce high temperature" patented technology

This utility model relates to the field of steering gear lubrication technology, specifically a high-efficiency and energy-saving steering gear transmission device for ships. It includes a steering gear body, a transmission gear set inside the steering gear body, multiple temperature detection units for detecting the internal temperature of the steering gear body, a liquid cooling unit body installed on the outside of the steering gear body, and heat dissipation pipes arranged inside the steering gear body. Coolant absorbs heat from the internal side of the steering gear body through these pipes. This utility model uses liquid cooling, preventing moisture and dust from entering the steering gear body, thus avoiding the shortened service life of the transmission gear set due to moisture and dust. The lubricating oil is heated and stirred before addition to ensure optimal lubrication. A lubrication pump delivers the lubricating oil between the gears, reducing the friction coefficient and heat generation, thus solving the high-temperature problem at its source and protecting the gears, extending their service life.

The utility model discloses a modularization data line joint, including electronic component, inner casing and outer casing, the electronic component includes PCB board, set up the plug portion of PCB board and with the display device of PCB board connection, PCB board and display device are connected through the cable, the inner casing includes upper frame and lower frame that cooperate with each other, and the outer casing includes the upper frame and lower frame that cooperate with each other. A containing cavity is defined by the upper frame and the lower frame, the upper frame is provided with a via hole, the PCB is arranged in the containing cavity, the connector stretches out of the inner shell, the display device stretches out of the via hole and then is arranged on the upper wall of the upper frame, the outer shell is integrally formed, the outer shell is provided with a positioning cavity matched with the inner shell in shape, the inner shell stretches into the positioning cavity, and the inner shell and the positioning cavity are clamped and fixed. And a window opposite to the display device is formed in the position, above the display device, of the shell. According to the connector, the connector is designed in a modular mode, namely the electronic components are arranged, then the electronic components are positioned through the inner shell, then the inner shell is fixed through the outer shell, and then modular assembly is achieved.

A kind of diamond chemical vapor deposition device, including vacuum reaction chamber, the upper portion of the vacuum reaction chamber is provided with distribution platform, the top left side of the distribution platform is connected with hydrogen pipeline, the top right side of the distribution platform is connected with carbon-containing pipeline, the lower portion of the distribution platform is provided with microwave plasma, the lower portion of the microwave plasma is provided with substrate table, the upper portion of the substrate table is provided with molybdenum support, diamond seed is placed on the molybdenum support, the bottom of the substrate table is provided with cooling assembly, the right side of the vacuum reaction chamber is provided with negative pressure fan.The utility model can better solve the problems in the prior art, create better economic benefits.

The utility model discloses a kind of transition flange structures with cooling function, it is related to flange technical field, including flange body, bearing, rotating shaft, refrigeration mechanism, spiral pipe, controller and temperature sensor, the inside of flange body is provided with rotating shaft, two bearings are provided on rotating shaft, oil storage cavity is formed between two bearings, spiral pipe and temperature sensor are provided in oil storage cavity, cooling chamber is opened in the side wall of flange body, water inlet and water outlet that are communicated with cooling chamber are opened on the side wall of flange body, refrigeration mechanism connects water inlet and water outlet, refrigeration mechanism and temperature sensor are connected with controller respectively. In the utility model, the cooling system of refrigeration mechanism, spiral pipe and cooling chamber, can effectively reduce the high temperature generated by bearing inner and outer ring and ball friction, prolongs the service life of bearing.

This invention discloses a Zn-containing carbon material suitable for battery substrates and its preparation method. The method first involves mixing and reacting an IPA dispersion of ZnCl2 and an IPA dispersion of NaBH4 to obtain a Zn-NaBH4 composite precursor. Then, the Zn-containing carbon material is prepared at low temperature and efficiently by reacting Zn-NaBH4 with CO2. This invention offers a simple preparation method, and the resulting Zn-containing carbon material exhibits good electrical conductivity, a stable chemical structure, and excellent Zn ion transport channels, demonstrating superior performance when used as a substrate material for Zn batteries.

The application discloses a kind of semiconductor wafer cutting equipment and method thereof, it is related to wafer cutting technical field, the semiconductor wafer cutting equipment, including protective shell, the inside of the protective shell is provided with crystal bar support component and cutting component, crystal bar support component is located above cutting component, cutting fluid supply device is further provided in the protective shell, the cutting fluid supply device is used to carry out fluid supply to crystal bar cutting site, the cutting fluid supply device is installed between crystal bar support component and cutting component, diamond solidification mechanism is provided on the cutting component, the diamond solidification mechanism is used to supplement diamond particles on diamond steel wire and solidifies diamond particles, diamond particle slurry is filled with the material that is cured quickly by ultraviolet light, so diamond particle slurry can be cured quickly by photo-curing lamp irradiation, to prevent cutting fluid from flushing away diamond particles as far as possible.

This invention discloses a jet microchannel heat sink, comprising a shell, which is divided into a lower microchannel layer and an upper jet generating layer by a layered plate. Several pairs of first ribs are spaced apart in each microchannel to enhance the disturbance of the fluid on the wall and near the jet orifice. A pair of second ribs is also provided between adjacent first ribs to disturb the fluid between adjacent jet orifices, resulting in a higher fluid velocity near the second ribs and helping to reduce the temperature in the middle region between adjacent jet orifices. The jet generating layer also includes several jet dispersing ribs to disturb the fluid flowing in through the jet inlet, solving the problem of uneven jet distribution. Furthermore, the structure of this invention can incorporate crossflow, and by improving the jet orifice diameter distribution, the fluid in the latter half of the microchannel still has a high velocity after the crossflow mixes with the jet, carrying away more heat and making the temperature distribution of the microchannel more uniform.

The utility model discloses a waste recovery device for magnetic shoe production, which comprises a crushing unit and a discharging unit, the crushing unit comprises a crushing box and a feed hopper fixedly communicated with the top of the crushing box, two servo motors are fixedly mounted on one side of the crushing box, output shafts of the two servo motors penetrate through the crushing box and are fixedly connected with crushing rollers, and the discharging unit is fixedly connected with the crushing box. The discharging unit is arranged on one side of the crushing box and used for discharging crushed magnetic shoes and water in the crushing box, and the storage unit is arranged on one side of the discharging unit. According to the magnetic shoe waste crushing device, clean water is fed into the crushing box to reduce high temperature generated when magnetic shoe waste is crushed, water in the crushing box can be stirred through the crushing rollers, dust attached to the magnetic shoe waste can be washed away through water flow, crushed magnetic shoes can be separated from water through the separation unit, and the magnetic shoe waste can be separated from the water through the separation unit. And subsequent recycling treatment can be conveniently carried out on the crushed magnetic shoes.

The method for machining the spline in the turbine disc comprises the following steps that a tooth turning tool is used for feeding into an inner cavity of the turbine disc in the axial direction of the turbine disc; setting the rotating speeds of the turbine disc and the tooth turning cutter, and an included angle between a rotating shaft of the turbine disc and a rotating shaft of the tooth turning cutter; and rough machining is conducted on the side wall of the inner cavity through large radial cutting depth, then finish machining is conducted through small radial cutting depth for many times, and the internal spline is obtained. The invention further provides a turbine disc comprising the internal spline machined through the method and an aero-engine. According to the machining method, the turbine disc internal spline meeting the roughness requirement can be directly machined on the premise that interference with the mounting edge is avoided.

The utility model discloses a cutting device for building construction steel structure production, which relates to the technical field of steel structure production and comprises a device main body, a chip guide groove is arranged on one side of the top of the device main body, and a collecting cabinet, a filter element filter, a cooling-water machine and a water pump are respectively arranged on one side of the device main body. A second motor is installed below the outer surface of the collecting cabinet, the output end of the second motor is connected with a chip removal wheel, and a filter screen is arranged on one side in the collecting cabinet. Through the arrangement of the chip guide groove and the collecting cabinet, the chip guide groove is formed below the cutting knife, the collecting cabinet is arranged in the rotating direction of the cutting knife, and water is arranged in the collecting cabinet, so that most splashing sparks are poured into the collecting cabinet by the chip guide groove and blocked by the collecting cabinet when steel is cut; finally, the sparks fall into water to be cooled and make contact with the water, and the follow-up dust raising phenomenon is avoided; sparks are effectively prevented from scalding workers, the dust raising phenomenon is effectively avoided, safety is improved, and pollution to the environment is reduced.

The utility model discloses a kind of damping devices for rotating parts, including shell and the base connected with shell lower end, damping liquid is contained in shell, sealing body is equipped in shell upper center position, rotating shaft is rotationally connected in the center position of shell upper portion, damping plate is fixedly connected in the lower end of rotating shaft, the lower portion of damping plate is fixedly connected with the damping piece of several radial directions along damping plate, the upper portion of base is fixedly provided with the fixed piece of several staggered settings with damping piece. The utility model and through damping piece and damping plate reduce the speed of rotating shaft, complete the damping vibration reduction effect, and change the original friction damping into the damping mode of high viscosity liquid, completely eliminate the wear of damping original piece, reduce the high temperature generated by friction, improve the service life of damper and rotating part, and avoid the problem that rotating part generates vibration, can effectively reduce the vibration of rotating part.