94results about How to "Good to take away" patented technology

The invention discloses an industrial grinder suitable for chemical engineering, pharmacy and food material processing. The industrial grinder comprises a grinder body and a storage bin, wherein the grinder body comprises a feed port, a variable frequency motor, a grinding bin, a stirring wheel and a discharge port; the feed port is arranged above the grinding bin, and a flow guiding plate is arranged in a feed channel between the feed port and the grinding bin, an extrusion roller is arranged below the flow guiding plate, the stirring wheel and a rotating shaft are arranged in the grinding bin, and the surfaces of the stirring wheel and the rotating shaft are respectively provided with teeth; the variable frequency motor is arranged on the grinding body, and the variable frequency motor is capable of respectively driving the stirring wheel, the rotating shaft and the extrusion roller to rotate through a connecting piece and / or a transmission tape; the bottom of the grinding bin is provided with an inverted trapezoidal discharge funnel, a filter net is arranged in the discharge funnel, a material conveying cavity is arranged below the grinder body, and the discharge port is formed at one side of the material conveying cavity. The material can be completely ground, the grinding effect is good, and the grinding efficiency is high.

The invention relates to a power drive system of an electric automobile, in particular to a motor with a mixed-flow fan for circulating inner and outer air paths. The invention solves the problems that the traditional electronic automobile has low reliability, heat radiation at low speed and poor effect when a self-ventilation motor is used as well as large size, difficult heat radiation and low peak powder and overload capacity when a fully-closed motor is used. The power drive system comprises an enclosure, an end cover, an inner cooling air path and a rotor; a mixed flow forced cooling fan is arranged on a non-driving end shaft of the motor; an engine seat shell of the enclosure is provided with U-shaped channel steel closely covering on paired air holes to form an enclosure inner air duct; a fan cover is arranged outside the enclosure, covers U-shaped channel steel and then is welded between two flanges form an enclosure outer air duct together with the engine seat shell; and air holes are formed on the two flanges of the enclosure as well as at the position of the motor end cover, which corresponds to the enclosure outer air duct. The device can better protect the inside of the motor from being intruded by dust and rain water and can ensure heat dissipation, smaller volume and weight requirement.

The invention discloses an outdoor unit of an air conditioner. The outdoor unit comprises an outdoor unit shell, an electric control box and an isolating part, wherein the outdoor unit shell comprises a front panel; the front panel is provided with a front panel air inlet; the electric control box is arranged in the outdoor unit shell, and comprises an electric control box shell, a PCB (Printed Circuit Board) and a radiator; the PCB is arranged in the electric control box shell; the radiator is connected with the PCB; a part of the radiator extends out of the electric control box shell; the isolating part coats the outside of a part, which extends out of the electric control box shell, of the radiator; an isolating part air inlet and an isolating part air outlet are formed in the isolating part; the air inlet of the isolating part is in hermetic fit with the front panel, and the isolating part air inlet is opposite to the front panel air inlet; the isolating part air outlet is communicated with the inside of the outdoor unit shell. The outdoor unit of the air conditioner disclosed by the invention has an improved heat dissipation structure, so that the heat dissipation effect of the PCB in the electric control box is enhanced.

The invention discloses a thyristor which comprises a thyristor body (1). Heat dissipation flow paths (2) used for circulation of cooling liquid for heat dissipation are arranged in the thyristor body (1). The thyristor body (1) comprises a tube cap (1.1), a chip (1.2) and a tube base (1.3), wherein the tube cap (1.1), the chip (1.2) and the tube base (1.3) are connected in sequence. The heat dissipation flow paths (2) comprise the first heat dissipation flow path (2.1) and the second heat dissipation flow path (2.2), wherein the first heat dissipation flow path (2.1) is arranged in the tube cap (1.1), and the second heat dissipation flow path (2.2) is arranged in the tube base (1.3). The thyristor is small in size and capable of lowering thermal contact resistance, thereby enabling the heat dissipation effect to be better.

The invention relates to the technical field of reducing the temperature of a chip, and discloses a compressor type chip temperature reducing system. The compressor type chip temperature reducing system comprises a mini refrigeration compressor, a condenser and a microchannel evaporation cold head, wherein a condensation fan is fixedly arranged on the condenser, a mounting cavity is sealed in the microchannel evaporation cold head and is used for filling a heat insulation material, the heat insulation material is filled in the mounting cavity according to practical requirements, an inlet of the microchannel evaporation cold head and an outlet of the microchannel evaporation cold head are arranged besides the mounting cavity, and a microchannel evaporation cold head inner flow path is arranged on the back surface of the mounting cavity and is communicated with the inlet of the microchannel evaporation cold head and the outlet of the microchannel evaporation cold head respectively. According to the compressor type chip temperature reducing system disclosed by the invention, the mini refrigeration compressor, the condenser, the condenser fan, a throttling short pipe, the microchannel evaporation cold head, a temperature sensor, a main control board and a hose are used in a matching manner, the main control board is used for sensing the temperature of the microchannel evaporation cold head, regulating the rotation speed of a compressor and outputting cold amount equal to the heat generated by a chip, and can greatly bring away the heat of the chip, thus the refrigeration efficiency of the compressor type chip temperature reducing system is greatly improved.

The invention relates to a seawater corrosion resistance water-cooling method and insulating water-cooling resistor for a marine resistor sheet, wherein one or both sides of the resistor are mounted with an insulating water-cooled heat sink with corrosion resistance and high heat conductivity, and the seawater is allowed to pass through an insulating water-cooled heat sink cavity, and the seawaterflows in from one end of the insulating water-cooled heat sink and out from the other end; So that the heat of the resistor fins is transferred to the cooling sea water in the insulating water-cooledradiator through the insulating water-cooled radiator, and the cooling sea water carries away the heat of the resistor fins in a flowing form to achieve the purpose of high-efficiency heat dissipation; The insulated water-cooled radiator comprises an insulated water-cooled radiator shell, a water inlet nozzle and a water outlet nozzle. The shell of the insulated water-cooled radiator is made of insulated, corrosion-resistant and highly heat-conductive material, and the water inlet nozzle and the water outlet nozzle are respectively installed at the inlet and the outlet of the seawater circulating passage of the shell of the insulated water-cooled radiator. Insulated water-cooling radiator not only has high thermal conductivity, but also has good insulation and corrosion resistance. Seawater can be used for cooling directly.

The invention discloses a compact water-cooled diaphragm, belonging to the technical field of lasers. The compact water-cooled diaphragm can achieve the integration of a waterway and an aperture stop,and the waterway adopts an integrated U-shaped waterway with an empty space in the middle portion, the volume is greatly reduced, and therefore, the compact water-cooled diaphragm is specially suitable for occasions with short-coup coupling. The back surface of the compact water-cooled diaphragm is provided with a cooling groove to effectively increase the heat dissipation efficiency of the compact water-cooled diaphragm, so that the compact water-cooled diaphragm is specially suitable for occasions with high-power amplification, the design of the partitioning the overflow ring of the water inlet and the water outlet of the waterway can make the water inlet and the water outlet form a multi-layer sealing partition with the outer wall of the pipe joint, thereby achieving the effect of multi-layer sealing, and under the squeeze of the pipe joint, the micro-variable outer arc protrusion can be deformed while being hardened, and the contact area with the surface of the pipe joint is increased, thereby further improving the sealing effect, and effectively avoiding the influence on the normal use of the laser due to water overflow.

The invention discloses a drilling machine with an optical positioning device. The drilling machine comprises a fixed machine body and a machine head, the machine head moves back and forth by being perpendicular to the bottom of the machine body, and the machine head is provided with a spindle where a tool is installed. The drilling machine further comprises the optical positioning device. The optical positioning device comprises an optical positioning lamp, and the intersection point between light beams emitted by the optical positioning lamp in a power-on state and the bottom plane of the machine body is located on the axis of the spindle. The drilling machine can finish drilling positioning operation conveniently and rapidly.

The invention relates to a process method for sufficiently recycling precious metal from copper dross and copper matte and belongs to the technical field of precious metal recycle. The process method comprises the steps that when the copper dross is smelted through a reverberatory furnace, sodium carbonate is added firstly, and the copper dross is reduced and smelted into the copper matte and wet lead; surface slags are discharged; then most wet lead is discharged; a layer of base lead is left, high-lead and low-silver lead refining slags are added for refining, and high-grade lead oxidation refining slags are obtained; and the sodium carbonate is added again, powdered coal and scrap iron are added for conducting reduction smelting, and a large amount of gold and a large amount of silver enter the base lead. By means of the process method, the content of gold and silver in the copper matte can be reduced, the precious metal is made to enter the wet lead for conducting electrolytic recovery again, and it is guaranteed that valuable metal can be recycled sufficiently by enterprises.

The invention provides a ceramic metal bonding agent grinding tool and a manufacturing method thereof and belongs to the technical field of processing equipment. The ceramic metal bonding agent grinding tool comprises a grinding layer; the grinding layer is made of a raw material containing a metal bonding agent raw material, a temporary bonding agent, abrasive particles and Ti3AlC2. The ceramic metal bonding agent grinding tool provided by the invention has good grinding performance.

The invention relates to the field of cameras, the gun type camera with the heat dissipation function comprises a mounting frame, a fixing column is mounted on the right side of the top of the mounting frame, a rotating groove is formed in the top of the fixing column, a ball is rotatably connected in the rotating groove, a shell is mounted at the top of the ball, and a camera body is mounted in the shell. According to the gun type camera with the heat dissipation function, after the heat dissipation motor is started, the heat dissipation fan blades can be driven to rotate; when the heat dissipation fan blades rotate, air can be pumped into a hose from an air inlet; air is accelerated to pass through the hose and a heat dissipation opening to enter the shell; after entering the shell, high-speed gas is blocked by a partition plate, transmitted to the right side from the left side of the bottom of the camera, rotated upwards, moved from the right to the left and discharged from a gas outlet, so that the passing distance of the gas is longer, the contact time with the camera is longer, heat on the camera can be better taken away, and the heat dissipation effect on the camera is better.

The invention discloses an LED street lamp which comprises a lamp pole, a lamp shade, a connection column, a light source component, a reflective cover, a radiator component and a driver; the tail end of the lamp pole bends down, the lamp shade is arranged at the most tail end of the lamp pole, a radiator is fixedly connected with the most tail end of the lamp pole through the connection column, the light source component and the radiator component are fixedly connected and the two are electrically connected with the driver, the reflective cover is covered around the light source component, and the light source component, the reflective cover and the radiator component are arranged in the lamp shade; the driver is arranged on the radiator, and between the radiator and the tail end of the lamp pole; and an exhaust channel is arranged in the lamp pole. In the LED street lamp of the technical scheme, because the driver is arranged in the lamp body and the position is very close to the light source component, the line resistance is small, and electric power is saved; and in addition, the invention further optimizes the structure in the lamp body so that the structure of the lamp body is compacter, can produce forced convection effect when the street lamp works and better takes away the heat on the radiator and the driver, so that the cooling effect is better.

The invention relates to a grinding wheel for polishing ceramic tile blanks, a manufacturing method, a polishing device and a polishing method, and belongs to the technical field of ceramic tile processing. Wherein, the grinding wheel includes a mandrel, an elastic layer and a grinding layer. In the radial direction of the grinding wheel, the elastic layer is fixed between the mandrel and the grinding layer. The grinding layer consists of grinding blocks. By arranging an elastic layer between the grinding block and the mandrel, the missing throwing rate can be effectively reduced.

The invention discloses a preparation method of a graphene modified polyether-ether-ketone composite material. The preparation method comprises the following steps: step 1, weighing 100 parts by weight of polyether-ether-ketone, 1-5 parts by weight of carbon nanotubes, 1-5 parts by weight of carbon fibers, 5-10 parts by weight of graphene, 1-5 parts by weight of boron nitride and 0.5-3 parts by weight of a coupling agent; step 2, preparing graphene into graphene powder; 3, stirring and mixing polyether-ether-ketone, carbon fibers, the graphene powder, carbon nanotubes and thecoupling agent through a jet mill; and 4, feeding an obtained material from a main feed opening of a double-screw extruder, and mixing. According to the invention, the one-dimensional carbon nanotubes, the carbon fibers, the two-dimensional graphene and the boron nitride are added to form a three-dimensional network structure; the heat conduction performance, the frictional wear performance and the mechanical property of the polyether-ether-ketone composite material are improved, the jet mill is used for stirring and mixing, the crushing strength is high, and the combined operation of crushing, drying, crushing, mixing and the like can be realized in the machine; the energy utilization rate is high, energy is saved and loss is reduced.

The invention provides a resin binder grinding tool and a manufacturing method thereof, and belongs to the technical field of machining equipment. The resin binder grinding tool comprises a substrate and a grinding layer. Raw materials of the grinding layer comprise, by weight, 61-66 parts of phenolic resin powder, 0-8 parts of zinc oxide, 0-5 parts of barium sulfate, 0-4 parts of sodium carbonate, 5-9 parts of semi-hydrated gypsum powder, 3-4 parts of white carbon black, 5-10 parts of poly-butyraldehyde, 3-6 parts of zinc stearate, 0-6 parts of zirconium oxide and 4.5-5 parts of diamond. The resin binder grinding tool made from the raw materials is suitable for accurate grinding of tile biscuits.

The invention discloses a glass bottle mould, and relates to the technical field of moulds. The glass bottle mould comprises a forming mould, a mouth mould, a bottom mould and a blow head, wherein the forming mould is made from a cast iron material, a first blocking groove is formed in the forming mould, and a first excitation coil is arranged in the first blocking groove; a forming cavity is formed between the forming mould and the bottom mould; a plurality of steel balls are arranged in the forming cavity; the glass bottle mould also comprises a ball suction iron rod; a second blocking groove is formed in the ball suction iron rod, a second excitation coil is arranged in the second blocking groove, the ball suction iron rod can extend into the forming cavity, a vent hole is formed in the ball suction iron rod, and a plurality of exhaust holes communicated with the vent hole are also formed in the part, extending into the forming cavity, of the ball suction iron rod. When the glass bottle mould adopting the scheme is used for producing glass bottles, the heat in the glass bottles also can be effectively dissipated in time, so that the problem that the glass bottles have cracks or are broken since stress, caused by not timely cooling of the interiors of the glass bottles during glass bottle production, is easily generated in the glass bottles can be avoided.

A water-cooled battery include a battery body, Centrifugal pumps, water tanks, and cooling water pipes, the cooling water pipe is circumferentially fixed on the periphery of the battery main body, thecooling water pipe is provided with a water inlet and a water outlet, the water inlet is connected with the outlet of the centrifugal pump, The inlet of the centrifugal pump is connected with the bottom of the water storage tank, and the water outlet is connected with the top of the water storage tank. The cooling water pipe arranged in the invention can effectively reduce the temperature of theaccumulator, especially the high temperature brought by the accumulator when charging, thereby effectively protecting the accumulator and prolonging the service life of the accumulator.

The invention discloses a grinding machine for a fine conical surface of an air valve. The grinding machine comprises a machine body, a workpiece main shaft assembly, a grinding wheel shaft assembly and a finishing shaft assembly, wherein an online dynamic balance device is arranged in the grinding wheel shaft assembly, a sound wave monitoring device is arranged in the finishing shaft assembly, and an air valve auxiliary supporting device opposite to the grinding wheel shaft assembly is arranged on one side of the workpiece main shaft assembly on the machine body; an air valve positioning device provided with a universal positioning head is arranged at the position opposite to the workpiece spindle assembly, a grinding fluid spray nozzle in communication with a grinding fluid booster pump is arranged at the position opposite to the valve grinding position, and a fire extinguishing device is arranged on the lathe bed; and the fire extinguishing device comprises a temperature inductive sensor and a fire extinguishing spray nozzle of which the mounting positions are opposite to the air valve grinding part. The grinding machine for the fine conical surface of the air valve can maintain the dynamic balance precision of the grinding wheel shaft for a long time, automatically monitors the grinding wheel dressing quality, improves the air valve positioning precision and reduces the bending deformation of the air valve in the grinding process, and is high in grinding efficiency and safe and reliable to use.

The invention discloses a powder condiment mixing and drying device, which comprises a mounting bracket. A feeding pipeline is obliquely arranged on the mounting bracket, and three feed boxes are arranged on the feeding pipeline. The feeding pipelines are connected by valves, the lower end of the feeding pipeline is provided with a stirring box, the upper end of the mixing box is provided with a feeding port, and the feeding port is arranged directly opposite the lower end of the feeding pipeline, and the stirring box A stirring device is arranged inside, an electric heating network is arranged on the inner wall of the stirring box, a fan is arranged above the stirring box, an ultrasonic sensor is arranged on the upper end of the inner cavity of the stirring box, and a temperature sensor is installed on the side wall of the stirring box. sensor. The invention has the advantages of better mixing, drying and stirring of various condiments, simple structure and convenient use.

The invention belongs to the technical field of added material manufacturing, and in particular, relates to a convection device and a convection method. In the convection device, a first gap is formedin the other end of a first guide piece; a second gap is formed in the other end of the second guide piece; the first gap and the second gap are oppositely arranged to form a convection channel; thefirst guide piece and the second guide piece are both connected to a mounting substrate; and the mounting substrate is positioned above a printing area. When the printing is performed in one area of the printing area, a driving piece drives the first guide piece and the second guide piece to move corresponding to the printing area, so that the first gap and the second gap on the first guide piececorrespond to the printing area, convection air is always blown above the printing area to preferably take away sputtering and smoke to achieve laser focusing. In addition, the convection channel always corresponds to the printing area, so that the air volume requirement is greatly reduced, and the machine cost is reduced.

The invention discloses a regression reflection energy-saving outer wall system. The system comprises a vertically-arranged wall body; a spray head system is arranged on the wall body and comprises awater collection tank arranged on the roof; a water storage tank connected with the water collection tank and a spray head arranged outside the wall body, the spray head is connected with the water storage tank through a water spray pipeline, and a control valve is arranged on the water spray pipeline and connected with a controller; the heat insulation structure is characterized by further comprising an outer retaining wall which is vertically arranged, the outer retaining wall is arranged on the outer side of the wall body at intervals, and a heat insulation space which circumferentially communicates with the outer retaining wall and the wall body outwards is formed between the outer retaining wall and the wall body. The air conditioner has the effects of spraying cooling, heat insulation, heat preservation, convection cooling and the like, so that the cold load of the air conditioner is reduced, and the purposes of energy conservation and emission reduction are achieved.

The invention relates to a polyacrylonitrile pre-oxidation treatment device and a polyacrylonitrile pre-oxidation treatment method, belonging to the technical field of preparing carbon fibers. A movable microwave heating furnace (2) is adopted, the wire traveling speeds of the movable microwave heating furnace (2) and polyacrylonitrile fiber (4) are synchronous and controllable, the movable heating furnace can form air convection together with moving polyacrylonitrile fiber, so that reaction heat caused by side effect can be taken away well, and the quality of pre-oxidized fibers is improved. A sand containing hopper (3) with controllable titration speed is fixed on one side of the microwave heating furnace (2), and used for titrating oxidant solution on the pre-oxidized fibers, thus omitting the complicated process of soaking, then taking out again and the like, and preventing the artificial destruction of a precursor structure. By adopting microwave heating principle, oxygen molecules in the oxidant solution take part in pre-oxidization reaction inside, the pre-oxidization degree can achieve consistency inside and outside as far as possible, thus achieving the purpose of reducing the skin-core effect.

The invention discloses a multifunctional heat dissipation device for computer auxiliary heat dissipation and human body heat dissipation. The multifunctional heat dissipation device comprises an annular heat dissipation base, anti-skid rubber bases, anti-skid rubber pads and an air inlet assembly. The plurality of anti-skid rubber bases are fixedly attached to the lower surface of the annular heat dissipation base; the plurality of anti-skid rubber pads are fixedly attached to the upper surface of the annular heat dissipation base. The air inlet assembly is fixedly installed at one end of theannular heat dissipation base. The multifunctional heat dissipation device is scientific and reasonable, safe and convenient use, the annular heat dissipation base is used for forming the heat dissipation device; the bottom of the heat dissipation device is in a hollow state, so the flowing performance of air is improved, and heat energy formed in the working process of a computer can be bettertaken away; a first air outlet baffle and a second air outlet baffle are utilized, so that gaps of the air outlet are very small; under the same air pressure state, the smaller the gaps are, the higher the air flowing speed is, so the air outlet can dissipate heat of the bottom of the computer at a very high air speed.

The invention belongs to the field of a motor and particularly relates to a copper rotor. The copper rotor comprises a silicon steel sheet body formed by overlaying silicon steel sheets and also comprises a rotation shaft which is embedded into a hole of the silicon steel sheet body and is used for bearing the silicon steel sheet body. The copper rotor is characterized by that a plurality of pouring holes are uniformly set along the circumference of the silicon steel sheet body. Copper end covers are formed at two ends of the silicon steel sheet body in a pouring mode. Copper conductors connected with the copper end covers are formed in the pouring holes. The rotation shaft is a hollow rotation shaft. The invention designs the lightweight copper rotor. Under the condition of satisfying magnetic flux, the inertia of the rotor is reduced, the eddy current loss and interference generated by a sensing current is reduced, and the efficiency of the motor is improved.

The invention discloses a device for placing a water tank of a diesel engine, which comprises an installation box, a box body is arranged inside the installation box, and a heat dissipation net is arranged on the outer side wall of the box body, and a plurality of The heat dissipation plate, the box body and the installation box are connected by a locking device, the locking device includes a first connecting block, a second connecting block is provided on one side of the first connecting block, and the second connecting block is connected to the Two connecting rods are arranged between the first connecting blocks, and a screw rod is arranged between the two connecting rods. The diesel engine water tank placement device can achieve good heat conduction through the heat dissipation plate, and the heat dissipation effect is good. The blower and the turbo fan are respectively placed on both sides of the box body, which can better take away heat and increase the use time of the diesel engine water tank. The locking device between the installation boxes facilitates the fixing and disassembly of the water tank of the diesel engine, which is convenient for maintenance, reduces the time required for maintenance, and greatly improves the work efficiency.

The invention discloses a convenient-to-install sucker electric power instrument. The electric power instrument comprises a supporting plate, wherein supporting blocks are fixedly connected with leftand right sides of the top of the supporting plate, a threaded sleeve is embedded in the left side of the left supporting block, a left side of the threaded sleeve is screwed with a threaded screw rod, a right end of the threaded screw rod is rotationally connected with a moving plate, extrusion plates are arranged on left and right sides between the right supporting block and the moving plate, anelectric power instrument main body is arranged between two groups of extrusion plates, rubber suckers are symmetrically arranged on left and right sides of the electric instrument main body, dampingsprings are fixedly connected between the left extrusion plate and the moving plate and between the right extrusion plate and the right supporting block, clamping bases are slidably connected with front and rear sides of tops of the two groups of extrusion plates, fastening knobs are screwed to the tops of the clamping bases, and limiting rods are fixedly connected with right sides of the two groups of clamping bases on the left side and left sides of the two groups of clamping bases on the right side. The electric power instrument is advantaged in that the electric power instrument is reasonable in structural design, damping protection of the multifunctional electric power instrument is facilitated, and the possibility of damage to the electric power instrument is reduced.

The invention discloses a double-water internal-cooling steam turbine generator with an air gap wind blocking ring and a using method thereof. The double-water internal-cooling steam turbine generator comprises a base, a generator shell and an electric brush box, the top of the base is fixedly connected with the generator shell, one end of the generator shell is fixedly connected with the electric brush box, and a sealing cover is installed in the electric brush box in an embedded mode; and a stator iron core is fixedly connected in the generator shell, a rotating shaft is arranged in the generator shell, a rotor is fixedly connected to the outer wall of the rotating shaft, the rotor is located in the stator iron core, and an air gap wind blocking ring is fixed to one end of the stator iron core through a bolt. According to the invention, by rotating the threaded rod, the threaded rod drives the stop block to slide in the movable groove so that the air gap wind blocking ring can be adjusted, and the air gap between the stator iron core and the rotor can be blocked through the air gap wind blocking ring so that cold air can better take away heat in the air gap between the stator iron core and the rotor; and therefore, the cooling effect of the device is improved, and the production efficiency of the device is increased.