32results about How to "Achieve high-speed rotation" patented technology

The invention discloses a three-halberd vortex elimination wind wheel for a vertical shaft wind motor, wherein, the structure of a three-bladed closed cavity is formed by enclosure of vane plates on three side faces and three-halberd cover plates on the top and at the bottom; a vane plate is an S-shaped circular arc column panel which is formed by smooth connection of two sections of circular arc column panels the arc roofs of which face to opposite directions; air flow slots are uniformly distributed on one section of the circular arc column panel along the height direction; two outer ends of various vane plates are respectively provided with butt-joint arc cylinders which are mutually butted; arcs on both sides of various halberd arms of the three-halberd cover plates on the top and the bottom of the wind wheel respectively are matched with and correspond to arcs of the two sections of circular arc column panels of the vane plates; head peripheral surfaces of various halberd arms of the halberd arm shaped cover plates form circular curved surfaces which correspond to the butt-joint circular cylinders of the vane plates. The wind wheel is characterized by low eddy loss, high power coefficient, simple structure, reliable operation, beautiful appearance and so on.

The invention discloses an air-suspension air-supply-adjustable air blower directly driven by a high-speed electric machine. The air blower comprises a compressor impellor, a permanent magnetic synchronous motor rotor, a motor stator, a front radial air bearing, a rear radial air bearing, an axial thrust air bearing, a scroll and a motor shell; one end of the permanent magnetic synchronous motor rotor is connected with the compressor impellor; the rotor stator drives the permanent magnetic synchronous motor rotor to rotate; the front radial air bearing, the rear radial air bearing and the axial thrust air bearing support the permanent magnetic synchronous motor rotor in a suspension mode; the scroll is arranged at the periphery of the compressor impellor; and the motor shell is positionedat the peripheries of the motor stator, the front radial air bearing, the rear radial air bearing, the axial thrust air bearing and the permanent magnetic synchronous motor rotor. According to the invention, through driving the compressor impellor directly by the permanent magnetic synchronous motor rotor of the high-speed electric machine, a complex and expensive speeding system is omitted, noises and mechanical loss are reduced, the integral machine efficiency can be improved, the system is simple, and the air blower provided by the invention is convenient to install and transport.

The invention discloses energy-saving rice milling and hulling equipment, and belongs to the field of food machinery. The energy-saving rice milling and hulling equipment is composed of a conveying mechanism, a milling mechanism, a vibration mechanism and an air blowing mechanism. The milling mechanism, the vibration mechanism and the air blowing mechanism are mounted and fixed on the conveying mechanism. The conveying mechanism is composed of a bottom plate, supporting columns, belt pulleys, side plates, a hulling cavity, rectangular holes, a U-shaped inclined plate, a transverse moving track, a main motor frame, a main motor, a motor shaft, a wide chain, a rice inlet and a conveyor belt. The milling mechanism is composed of linear motors, vertical frames, a top block, a drying lamp, a milling wheel and a middle shaft. The vibration mechanism is composed of vibrating motor shells, vibration motors, a vibration shaft and a cam. The air blowing mechanism is composed of an air blower, anair outlet, a fixing block and an air inlet. The energy-saving rice milling and hulling equipment has the beneficial effects that through composition of the conveying mechanism, the milling mechanism, the vibration mechanism and the air blowing mechanism, especially through the linear motors and the air blower, the low-energy-consumption rice milling and hulling effects are achieved.

The invention discloses an electric control air flow driving mechanical grinding machine, and belongs to the technical field of electric machinery manufacturing. An installing seat is fixed on a left support plate and a right support plate; a grinding wheel rotating shaft is arranged on the left support plate and the right support plate and penetrates through the left support plate and the right support plate; one end of the grinding wheel rotating shaft is provided with a large grinding wheel; the other end of the grinding wheel rotating shaft is provided with a small grinding wheel; an impeller installing disc is arranged in the middle position of the grinding wheel rotating shaft; air flow driving blades are arranged on the impeller installing disc; a power air flow pipe is arranged on the installing seat arranged right above the air flow driving blades, and is connected with a high-pressure air storage cylinder; and the tail end of the power air flow pipe is provided with an air flow control valve. The electric control air flow driving mechanical grinding machine has the advantages that the design that the airflow driving blades are arranged on the grinding wheel rotating shaft, and the air flow driving blades are impacted by high-pressure air flow is used, so that the goal of driving the grinding wheel rotating shaft is achieved; the high-speed rotation of the large grinding wheel and the small grinding wheel can be realized; and the problem of burnt damage of the motor due to seizurewhen the motor driving modeis used can be avoided.

The invention belongs to the field of sowing machinery, and specifically relates to a seed planting device. The seed planting device includes a mobile car body, and the mobile car body is provided with a soil shovel board, a soil crushing structure, a soil bin, a soil conveying structure and a seeding structure; Connected with the soil silo, the shovel plate extends upward from front to rear, and is used to scoop up soil and guide the soil into the soil silo when the moving vehicle moves forward; the sowing structure has a seed drop arranged behind the shovel plate The soil bin has an outlet, and the outlet is located behind the seed drop port to cover the seeds with soil; the soil conveying structure is used to transport the soil in the bin back to the outlet; The soil is broken during the process of being scooped up by the shovel board to being discharged through the outlet. The setting of the broken soil structure can break the soil clods in the soil to ensure that the soil can effectively cover the seeds.

The invention relates to a supercritical carbon dioxide compression cycle test bench. The supercritical carbon dioxide compression cycle test bench is formed by integrating a magnetic suspension motor module, a gas compressor module, a cooling module, a pressure reducing valve module and a sensor module. The rotating speed and the load of a magnetic suspension motor are changed through a magnetic suspension motor monitoring unit in the supercritical carbon dioxide closed circulation measurement and control platform, and different degrees of supercharge ratios of a gas compressor are controlled; the heat exchange effect of the cooler is controlled by changing the opening degree of a circulating water pump in the cooler. Through the use of the pressure reducing valve, the isentropic expansion process of working of the turbine in the Brayton cycle is simulated, and the pressure reducing valve can be controlled through the industrial personal computer so as to adjust the state of an outlet working medium. By monitoring the temperature and the pressure of the key measuring point and the mass flow rate of the supercritical carbon dioxide in the pipeline, the key performance of the supercritical carbon dioxide Brayton cycle core equipment can be tested, the influence of the supercritical carbon dioxide Brayton cycle core equipment on the Brayton thermodynamic cycle is researched, and the working state of the supercritical carbon dioxide Brayton cycle core equipment is monitored.

The invention discloses a high-power air suspension permanent magnet high-speed motor, which comprises a permanent magnet synchronous motor rotor, a motor stator, a front radial air bearing, a rear radial air bearing, an axial thrust air bearing and a motor shell, wherein the permanent magnet synchronous motor rotor is driven by the motor stator to rotate and is suspended and supported through the front radial air bearing, the rear radial air bearing and the axial thrust air bearing; and the motor stator, the front radial air bearing, the rear radial air bearing, the axial thrust air bearing and the permanent magnet synchronous motor rotor are enclosed by the motor shell. Due to the application of the permanent magnet synchronous motor rotor, the magnetic field strength is higher and the size of the rotor is smaller, so that the motor is suitable for a higher rotation speed; and the power of the motor can be greatly increased by synchronously increasing the magnetic field strength andthe rotation speed.

The invention discloses a dual-direction self-balance rotation water jet drilling device with adjustable propulsive force. The device comprises a sprayer, a rotation shaft, a shell and a joint used for being connected with a high pressure pipe; the sprayer and the joint are arranged at the two ends of the rotation shaft respectively, and the shell sleeves the rotation shaft; the sprayer is provided with a front spray hole used for being provided with a front spray nozzle and a rear spray hole used for being provided with a rear spray nozzle; the rotation shaft is provided with a first conicalface, the shell is provided with a second conical face matched with the first conical face, a first groove sunken in the second conical face is formed in the circumference of the second conical face,and a second groove sunken in the rotation shaft is formed in the butt joint face of the rotation shaft and the joint in the circumference direction. According to the dual-direction self-balance rotation water jet drilling device, the front and rear spray nozzles with holes different in diameter are selected for controlling the propulsive force and propulsive direction of the device. For the frontand rear spray nozzles different in specification and propulsive forces different in magnitude and direction, two cavities in the device can be automatically balanced, and high-speed rotation of thesprayer is guaranteed.

The invention relates to the technical field of fire-fighting equipment, and discloses a fire-fighting sprinkler head with an adjustable sprinkling range, including a roof wall, the bottom end of the roof wall is fixedly connected with a sprinkler body, and the bottom end of the sprinkler body is movably connected with a A valve plate, the bottom end of the valve plate is movably connected with a glass ball, the interior of the glass ball is equipped with a color liquid, the bottom end of the color liquid is movably connected with a tapered sleeve, and the bottom end of the tapered sleeve is fixedly connected with a splash The water tray, the surface of the splash tray is provided with drainage grooves, and the two ends of the splash tray are movably connected with a rotating shaft and are movably connected with a bracket through the rotating shaft. In the present invention, an inclined drainage groove is arranged on the splash plate, so that when the fire-fighting water passes through the drainage groove, the splash plate is driven to rotate, and the bracket and the positioning block are driven to rotate, so that the casing moves upward along the axis of the nozzle body to a flat surface. The threaded section increases the rotational speed of the splash plate, thereby increasing the spraying area of ​​the fire water.

The invention relates to the technical field of fire-fighting equipment, and discloses a fire-fighting spray head capable of adjusting a spraying range. The spray head comprises a roof wall, the bottom end of the roof wall is fixedly connected with a spray head main body, the bottom end of the spray head main body is movably connected with a valve plate, the bottom end of the valve plate is movably connected with a glass ball, the glass ball is filled with a colored liquid, the bottom end of the colored liquid is movably connected with a taper sleeve, the bottom end of the taper sleeve is fixedly connected with a water splashing disc, a flow guiding groove is formed in the surface of the water splashing disc, and the two ends of the water splashing disc are movably connected with rotatingshafts and movably connected with supports through the rotating shafts. According to the spray head, the inclined flow guiding groove is formed in the water splashing disc, so that when fire-fightingwater passes through the flow guiding groove, the water splashing disc is pushed to rotate, the supports and positioning blocks are driven to rotate, the sleeve moves upwards to a flat thread sectionalong the axis of the spray head main body, the rotating speed of the water splashing disc is increased, and the spraying area of the fire-fighting water is increased.

The invention discloses a bottle cap cleaner which belongs auxiliary equipment on a lid maker. The invention overcomes the defects of waste on manpower and material resources, incomplete cleanness on a product, poor quality and low yield in the process of manually cleaning a tinplate and unscrewing a bottle cap in the prior art. The bottle cap cleaner mainly comprises a U-shaped plate and a control box; the control box is arranged on the U-shaped plate; the U-shaped plate is provided with air outlets; the control box is provided with an air inlet; an electromagnetic valve is arranged in the control box; the air inlet and the air outlets are respectively connected with the electromagnetic valve by air pipes; the air outlets comprise a first air outlet, a second air outlet and a third air outlet; air outlet guide pipes are respectively arranged on the first air outlet, the second air outlet and the third air outlet; the first air outlet and the second air outlet have opposite directions; and a fixed rod is arranged on the U-shaped plate. The bottle cap cleaner is mainly used for the lid maker.

The invention discloses a model toy processing device. The model toy processing device comprises a base, a first support tube and a second support tube. Driving motors are mounted on the left and right side of the interior of the base. Driving belts are arranged above the driving motors. A conveyor belt is mounted above the driving belts. Vertical frames are fixed to the left and right sides of the upper portion of the base correspondingly. Spray-washing supporting plates are mounted on the outer sides of the vertical frames. The left and right sides of the upper portion of the spray-washing supporting plates are both provided with water inlet pipe orifices. Telescopic pipes are mounted below the spray-washing supporting plates. A fixed tube is mounted in the first support tube. The firstsupport tube is located above conveying rollers. An air-drying tube is mounted in the second support tube. The second support tube is located on the right side of the first support tube. When conducting coloring processing on toy products, the model toy processing device can guarantee the coloring uniformity, is good in coloring effect and capable of conducting continuous and long-time coloring operation and conducting washing and cleaning on toys before and after coloring.

The invention discloses a water-saving drip irrigation system for irrigating by water source drop, comprising a first vertical board and a second vertical board, and a fixed plate is fixedly connected between the opposite sides of the first vertical board and the second vertical board , and the top of the fixed plate is fixedly connected with the water tank, the two sides of the inner wall of the water tank are slidably connected with the sliding plate, and the top of the sliding plate is fixedly connected with the gasket, and both sides of the bottom of the inner wall of the water tank are fixedly connected with the fixed block, two A buffer plate is slidably connected between the opposite sides of the inner wall of the fixed block, and buffer springs are fixedly connected to both sides of the bottom of the buffer plate. The invention relates to the technical field of water-saving drip irrigation. The water-saving drip irrigation system that utilizes the drop of water source for irrigation can realize drip irrigation for agriculture by its own pressure generated by the falling water source from the reservoir, without using other power systems and water pumps for pressurized water delivery, which saves a certain amount of power resources and is applicable The wide range facilitates use in resource-poor areas.

The invention discloses energy-saving rice milling and hulling equipment, and belongs to the field of food machinery. The energy-saving rice milling and hulling equipment is composed of a conveying mechanism, a milling mechanism, a vibration mechanism and an air blowing mechanism. The milling mechanism, the vibration mechanism and the air blowing mechanism are mounted and fixed on the conveying mechanism. The conveying mechanism is composed of a bottom plate, supporting columns, belt pulleys, side plates, a hulling cavity, rectangular holes, a U-shaped inclined plate, a transverse moving track, a main motor frame, a main motor, a motor shaft, a wide chain, a rice inlet and a conveyor belt. The milling mechanism is composed of linear motors, vertical frames, a top block, a drying lamp, a milling wheel and a middle shaft. The vibration mechanism is composed of vibrating motor shells, vibration motors, a vibration shaft and a cam. The air blowing mechanism is composed of an air blower, anair outlet, a fixing block and an air inlet. The energy-saving rice milling and hulling equipment has the beneficial effects that through composition of the conveying mechanism, the milling mechanism, the vibration mechanism and the air blowing mechanism, especially through the linear motors and the air blower, the low-energy-consumption rice milling and hulling effects are achieved.

The invention discloses a periscopic imaging holder, and the imaging holder is characterized in that the imaging holder comprises an optical movement, a first rotating mechanism, an adapter bracket and a second rotating mechanism which are connected in sequence; the optical movement comprises a reflecting element, a first imaging lens, a focusing mechanism and a first image sensor which are arranged in sequence; the reflecting element enables the light to generate angle turning; the rotating shaft of the first rotating mechanism is parallel to or coincides with the optical axis of the first imaging lens, and the rotating shafts of the first rotating mechanism and the second rotating mechanism are perpendicular to each other. Transverse arrangement of a reflection light path and the barrel length is formed, when the lens is in a long focus and the optical movement rotates around the rotating shaft, a shorter rotating force arm and smaller rotating inertia can be obtained, the shorter rotating force arm can greatly improve the stability, the smaller rotating inertia can reduce the torque requirement for the first rotating mechanism, high-speed rotation can be conveniently achieved, the the miniaturization of the first rotating mechanism is facilitated, and the second rotating mechanism is similar.