12results about How to "Consistent cooling effect" patented technology

The present invention relates to the technical field of cutting fluids. The present invention discloses a device for preparing aluminum alloy cutting fluids and cutting fluids prepared by the device. The preparation device comprises a preparation tank, a multi-stage stirring component, a speed change mechanism, a linkage adjustment mechanism, and a homogenization channel. The multi-stage stirring component comprises a power source, a power shaft, a bottom stirring paddle, a middle stirring paddle, and an upper stirring paddle; and the homogenization channel is distributed inside the bottom stirring paddle. The cutting fluid comprises at least the following components in parts by weight: 19-26wt% of vegetable oil, 3-6wt% of lubricant, 2-5wt% of rust inhibitor, 1-2wt% of coupling agent, 7-11wt% of emulsifier, 11-15wt% of PH buffer, 0.5-1wt% of defoamer, 1-1.5wt% of corrosion inhibitor, 1-2wt% of antibacterial agent, and the balance is deionized water. The present application solves the problem of uneven mixing and dispersion in the existing aluminum alloy cutting fluid preparation process, and solves the problem of insufficient stability of the emulsifier in the aluminum alloy cutting fluid preparation process, easy stratification and demulsification, and affecting the cooling and lubrication effect.

The application provides a high-hypersonic wind tunnel piece water-cooled hinge torque balance measurement system and belongs to the technical field of wind tunnel test measurement.The application aims to solve the problem that the rudder surface is difficult to be externally cooled due to thin structure and the hinge torque is difficult to be measured in the prior art.The aircraft fuselage is connected with the aircraft wing and the piece water-cooled hinge torque balance in the application.The top and bottom of the piece water-cooled hinge torque balance are respectively provided with a balance upper cover plate and a balance lower cover plate.The upper end surface of the balance lower cover plate is flush with the aircraft fuselage.The balance free end, the balance measurement element and the fuselage mounting base of the piece water-cooled hinge torque balance are sequentially connected.The balance free end is connected with the measured rudder surface through an angle ear.The balance measurement element is pasted with a strain gauge, and the balance measurement element is internally provided with a water-cooled groove circuit.The application solves the problem that the measurement precision is greatly reduced due to high temperature in the high-hypersonic wind tunnel test, and the rudder surface is difficult to be externally cooled due to thin structure and the hinge torque is difficult to be measured.

The utility model relates to a material cake mold structure which comprises an integral pressure chamber. The movable die insert is arranged on one side of the integral pressure chamber and used for being combined with the integral pressure chamber to form a material cake cavity, and the material cake cavity is used for die casting of a material cake; the material cake cavity is provided with a first plane close to the integral pressure chamber and a second plane close to the movable mold insert, and the first plane and the second plane are parallel and oppositely arranged; a first cooling layer parallel to the first plane is arranged on the side, away from the material cake cavity, of the integral pressing chamber, a second cooling layer parallel to the second plane is arranged on the side, away from the material cake cavity, of the movable mold insert, and the first cooling layer and the second cooling layer are both used for circulation of cooling liquid; and the distance from the first cooling surface of the first cooling layer to the first plane is equal to the distance from the second cooling surface of the second cooling layer to the second plane.

The present application relates to the technical field of metal material heat treatment, in particular to a heat treatment furnace device and method capable of controlling temperature and cooling speed, wherein the furnace body is internally constituted as a hearth, the output end of the air supply system is located at the lower region of the hearth through the furnace body; the flow equalizing system is arranged at the lower region of the hearth and is in communication with the output end of the air supply system; the workpiece is placed on the flow equalizing system; the circulation and exhaust system is arranged at the upper region of the hearth and is in communication with the interior of the hearth, the temperature monitoring system is arranged on the circulation and exhaust system and is directly above the workpiece; the control system is electrically connected with the air supply system, the circulation and exhaust system and the temperature monitoring system. The present application effectively solves the problems of insufficient cooling speed and poor cooling uniformity in the prior art.

The invention discloses a superaudio frequency compound machine suitable for a lining plastic composite pipe and a control method thereof.The superaudio frequency compound machine comprises a frame, a bracket is installed in the frame, an electric push rod A is installed at the bottom of the frame, the extending end of the electric push rod A is connected with a placing frame, a lead screw is installed in the frame, and the surface of the lead screw is in threaded connection with a moving frame; a clamping plate is arranged in the containing frame, and a pipe diameter adaptation assembly is arranged in the containing frame. Through arrangement of the moving frame, the machining frame, the clamping plates and the pipe diameter adaptation assembly, the position of the machining frame can be adjusted according to the distance between the clamping plates, when the machining frame is adjusted in the moving frame, a connecting plate can be driven to slide in a sliding groove in a frame, and therefore an electric push rod B is driven to move; therefore, when the electric push rod B is used for fixing and clamping the composite pipes with different pipe diameters, the electric push rod B can be ensured to be located at the central positions of the composite pipes.

The present invention provides a water cooling system for a motorcycle engine, belonging to the technical field of engines. It solves the problem of poor cooling effect of existing motorcycle engines. The engine includes a cylinder body and an engine cooler fixedly connected to the cylinder body, the water cooling system includes a cooling pipe, a water pump fixedly connected to the cylinder body, and a cylinder water jacket, a water inlet water jacket and a water outlet water jacket located in the cylinder body, the water outlet pipe of the water pump is respectively connected to the engine cooler and the cylinder water jacket through the water inlet water jacket, the engine cooler and the cylinder water jacket are both connected to the water inlet pipe of the water pump through the water outlet water jacket, the end of the water outlet water jacket close to the cylinder water jacket is connected to the cooling pipe, the cooling pipe is connected to the water inlet pipe of the water pump, and a thermostat is provided at the connection between the water outlet water jacket and the cooling pipe. The water cooling system of the motorcycle engine has the advantage of good cooling effect.

The utility model provides a cooling machine for a bio-organic fertilizer, which comprises a cooling box, a feed port arranged at the upper end of the cooling box, a feed hopper arranged at the feed port, a support frame arranged at the upper end of the cooling box, a motor arranged at the right end of the support frame, a worm arranged at the left end of the support frame, and a stirring mechanism arranged inside the cooling box, according to the cooling machine for the bio-organic fertilizer, disclosed by the utility model, not only can organic fertilizer particles be in full and uniform contact with cold air in the cooling box by moving the circular plate up and down and continuously turning and mixing compost materials, but also the materials can be disturbed and mixed in a larger range by arranging the stirring mechanism, so that the cooling efficiency is improved. And internal heat can be quickly dissipated into a cooling medium, so that quicker and more thorough cooling is realized.

This invention provides a power component and a three-level energy storage inverter, belonging to the field of energy storage inverter technology, including a liquid-cooled heat sink and IGBT units. The liquid-cooled heat sink has internal cooling channels and an external cooling surface; the cooling channels include a connected inlet channel and an outlet channel; the extension paths of the inlet channel and the outlet channel are parallel, and the coolant flows in opposite directions; the direction of the line connecting the beginning and end of the inlet channel is defined as a first direction; the IGBT unit includes multiple IGBTs spaced apart along the first direction; the IGBT units are attached to the cooling surface; in the first direction, both the inlet and outlet channels cover multiple IGBTs. This invention smooths out the differences in heat dissipation capacity at different locations on the cooling surface, ensuring all IGBTs are in an equivalent cold source environment, reducing temperature differences between different IGBTs, and effectively avoiding hotspot phenomena.

The present invention discloses an intelligent system and method for monitoring and regulating the operation of a cooling tower fan, belonging to the technical field of cooling tower fan control, comprising two temperature sensors, a pressure sensor, a PLC controller, several frequency converters, several soft starters, several fans and a central server, solving the technical problem of improving cooling efficiency by formulating a control strategy according to the cooling effect of each fan through a multivariate linear regression model, reducing unnecessary energy consumption and fan wear, ensuring its effectiveness in the long term, dividing the fans into main fans and standby fans, ensuring redundancy when the main fan fails, maintaining consistent cooling performance, predicting cooling time and adjusting fan priority through a regression model, improving the system's ability to predict and respond to changes, enhancing overall performance, and ensuring stable system operation.

The utility model relates to a three-layer pipe modular slag cooler, which relates to the technical field of slag coolers and comprises a barrel. Three layers of heat exchange structures are arranged in the barrel, each layer is provided with a water flow channel flowing through the two ends of the heat exchange structure, and all the water flow channels communicate with the outer side of the barrel. A first slag conveying channel is arranged between the outermost layer and the middle layer, a second slag conveying channel is arranged between the middle layer and the innermost layer, and a third slag conveying channel is arranged on the inner side of the innermost layer. And water inlets and water outlets of all the water flow channels are communicated with the outer side of the barrel body. And the spiral guide structures are respectively arranged in the first slag conveying channel, the second slag conveying channel and the third slag conveying channel and are used for conveying the ash slag from the slag inlet to the slag outlet. Three layers of heat exchange structures for slag cooling operation based on the water cooling principle are arranged, so that the heat exchange efficiency is improved.

This invention proposes a plate-type water-cooled hinge torque balance measurement system for hypersonic wind tunnels, belonging to the field of wind tunnel testing and measurement technology. The aim is to solve the problem in existing technologies where control surfaces are difficult to externally cool due to their thin structure, making hinge torque measurement challenging. In this invention, the aircraft fuselage, wing, and plate-type water-cooled hinge torque balance are connected. The plate-type water-cooled hinge torque balance has an upper cover plate and a lower cover plate at its top and bottom, respectively, with the upper surface of the lower cover plate flush with the aircraft fuselage. The free end of the plate-type water-cooled hinge torque balance, the balance measuring element, and the fuselage mounting base are connected sequentially. The free end of the balance is connected to the control surface being measured via angle lugs. Strain gauges are attached to the surface of the balance measuring element, and the internal structure of the balance measuring element includes a water-cooling circuit. This invention solves the problems in existing technologies where high temperatures significantly reduce measurement accuracy in hypersonic wind tunnel tests, and the thin structure of wing control surfaces makes external cooling difficult, resulting in challenging hinge torque measurement.

The utility model belongs to boring cutter technical field, concretely relates to lightened high accuracy processing modular boring cutter, including all adopt steel and coaxial splicing's front tool body, rear tool body and intermediate core machine, the outer diameter of rear tool body is greater than the outer diameter of front tool body, front tool body and rear tool body all have two or more than two circumferential distribution's cantilever, all install boring blade and guide strip on every cantilever, the inside of intermediate core machine has hollow inner chamber and axial liquid cooling channel along its axial direction extension, the outside has lightened hole and annular liquid cooling tank, the front tool body and rear tool body all are equipped with sealed cavity, a plurality of blade liquid cooling channels with sealed cavity intercommunication and the export towards corresponding boring blade and a plurality of guide strip liquid cooling channels with sealed cavity intercommunication and the export between guide strip and boring blade, annular liquid cooling tank, axial liquid cooling channel, blade liquid cooling channel, guide strip liquid cooling channel and installation cavity all intercommunication. The utility model can consider boring cutter rigidity, processing accuracy and processing efficiency simultaneously, has greater market application prospect.