48results about How to "Accelerate heat dissipation and cooling" patented technology

The invention relates to an outdoor cabinet with an air channel structure, which comprises a cabinet body, and a fan mechanism and a top cover which are arranged on the cabinet body, wherein the cabinet body comprises a front door, a rear cover and two side walls; the front door and the rear cover are provided with a first air inlet and a second air inlet respectively; the inner side of the front door and the inner side of the rear cover are provided with a front inner plate and a rear inner plate respectively; the front inner plate and the front door form a first air channel; a second air channel is formed between the rear inner plate and the rear cover; the lower end of the front inner plate is slantwise provided with a first fan mechanism; the lower end of the rear inner plate is slantwise provided with a second fan mechanism; the top cover is arranged on the upper end face of a top plate of the cabinet body, and a third air channel is formed between the top cover and the top plate; and the top plate is provided with a third fan mechanism. Compared with the prior art, the outdoor cabinet has the advantages that cold air outside the cabinet body is fully contacted with heat in the cabinet body, so the outdoor cabinet is smooth in ventilation and rapid in temperature reduction, reduces energy consumption and reduces noise.

The invention discloses an LED street lamp. An integrated LED is arranged in a metal lamp holder body provided with a lamp holder frame, a light source chamber with a concave cavity and a plurality of heat-radiating sheets, wherein a heat-conducting block is arranged in the light source chamber and jointed with the light source chamber, the integrated LED is fixed on the heat-conducting block and positioned in the light source chamber, a lens is assembled on the opening end of the light source chamber and forms a seal, a drive power supply is arranged in a metal waterproof power supply box, a sealing cover is arranged on the opening end of the metal waterproof power supply box, the sealing cover is provided with a wire inlet which is matched with a wire inlet waterproof plug screw through threads, the metal waterproof power supply box is connected and fixed on the back surface of the light source chamber of the lamp holder body by using a fastening member and jointed with the metal lamp holder body tightly, and a cable of the integrated LED in the light source chamber is connected with the drive power supply in the metal waterproof power supply box through a wire hole. The LED street lamp has high heat radiation property and high water proofness, and can adapt to various climatic environments.

The invention discloses a desktop-level 3D printer. The desktop-level 3D printer comprises a machine frame, a controller, a material conveying device, an X,Y and Z axis movement device, a feeding device and a spraying nozzle device, wherein the material conveying device and the X,Y and Z axis movement device are installed on the machine frame; the feeding device and the spraying nozzle device are installed on the X,Y and Z axis movement device; the material conveying device is connected with the feeding device; the feeding device is connected with the spraying nozzle device; the controller is electrically connected with the material conveying device, the X,Y and Z axis movement device, the feeding device and the spraying nozzle device. The desktop-level 3D printer can realize effective multi-color printing, a printed model is high in accuracy, the printing effect is good, and color switching nearly without errors can be achieved. Meanwhile, the environmental characteristic that materials like acrylonitrile butadiene styrene (ABS) need to be printed at a constant temperature can be realized, so that technical support is provided for clients needing to print the ABS. The products with the biggest effective printing area are included, and requirements of various clients can be met.

The invention discloses a preparation method of fresh type jasmine scented tea. The method comprises the following steps: treating tea embryos; preserving arabian jasmine flowers; and carrying out scenting treatment five times. The method is simple in process and short in production period; the scented tea is rich and lasting in fragrance and low in cost; the preparation method is applicable to industrial mass production.

The invention discloses a horizontal spiral cement cooler, which comprises a support. A horizontal barrel is arranged on the support; a hollow shaft is rotatably arranged in the barrel; a hollow spiral blade which is communicated with the hollow shaft is arranged on an outer circumferential surface of the hollow shaft; a plurality of spray pipes are arranged above the barrel; and a cooling water tank capable of soaking the barrel is arranged under the barrel. The horizontal spiral cement cooler has the advantages of simple structure, reliable operation, good cooling effect, simple and convenient maintenance and operation, low operation and manufacturing cost, and the like, and can be used for cooling powdery high-temperature materials in various industries.

The invention discloses a heat dissipation assembly of an air conditioner outdoor unit and the air conditioner outdoor unit. The heat dissipation assembly of the air conditioner outdoor unit comprises a heat pipe, wherein one end of the heat pipe is an evaporation section; the other end of the heat pipe is a condensation section; and the evaporation section of the heat pipe and a heating component of the air conditioner outdoor unit are correspondingly arranged. According to the heat dissipation assembly of the air conditioner outdoor unit and the air conditioner outdoor unit provided by the invention, the complexity of the structure of the air conditioner outdoor unit is reduced under the precondition that the heat dissipation requirement of the air conditioner outdoor unit is met.

The invention relates to a protective device, in particular to a protective device for a sound box of an electronic product. The technical problem to be solved by the invention is to provide a protective device for the sound box of an electronic product. In order to solve the above-mentioned technical problems, the present invention provides such a protective device for sound boxes of electronic products, which includes hooks, fixing rings, guide rails, protective devices, rollers, brackets, fixing devices, etc.; the bottom of the bracket is provided with rollers, and the left end of the bottom of the bracket The baffle is connected in a rotating manner, guide rails are provided on the bottom of the bracket and the inner side of the baffle, hooks are provided at the lower part of the front and rear ends of the inner side of the guide rail, and fixing rings are provided at the front and rear ends on the left side of the bottom of the bracket. The hooks match the fixing rings, and the bracket A protective device is arranged on the top, a handle is arranged on the upper end of the bracket, and a fixing device is arranged on the lower end of the right side of the bracket. The invention achieves the protection and shock absorption effect on the sound box of the electronic product, further stabilizes the device, and improves the stability and safety performance of the device.

The invention relates to the technical field of power system capacitors and particularly relates to a cooling and heat radiation structure of a capacitor, which comprises a cooling mechanism, a heat radiation mechanism and multiple parallel capacitor elements, wherein the capacitor element is coated with a layer of insulating paper; the cooling mechanism comprises a water tank and a water pipe; one side of the water tank is communicated with the water pipe, and the other side of the water tank is provided with a sliding piston; the water pipe is wound on the capacitor element coated by the insulating paper; the heat radiation mechanism comprises a power supply, a fan, a paper plate and a paper plate groove; the paper plate, the fan and the power supply are connected by wires; the fan is fixedly connected with a rotating shaft; the rotating shaft is connected with a speed reduction gear set through an input shaft; the output shaft of the speed reduction gear set is connected with a threaded rod; the threaded rod is connected with a casing; and the casing is fixedly connected onto the piston. The capacitor is cooled by using the water pipe to be wound on the capacitor and water to flow in the water pipe, the fan is also rotated, and the cooling and heat radiation effects of the capacitor are further enhanced.

The invention discloses an electrical cabinet with insect expelling and high heat dissipation functions. The cabinet comprises a cabinet body, through holes are formed in the side wall of the cabinetbody; a plurality of impellers are rotationally connected into the through holes through rotating shafts; and circular rings are fixedly connected to the inner walls of the through holes, annular cavities are formed in the circular rings, two magnetic plates are symmetrically and fixedly connected to the positions over and under the inner wall of the annular cavity, the magnetism of the sides, close to each other, of the two magnetic plates is opposite, and two sliding plates are symmetrically and slidably connected to the inner walls of the annular cavities. According to the invention, the evaporated liquid is continuously heated and cooled; strip-shaped magnet slides up and down in a strip-shaped cavity; the magnetic poles of the strip-shaped magnets are replaced back and forth; the strip-shaped magnetic strips drive the sliding plates to periodically rotate clockwise and anticlockwise on the inner walls of the annular cavities under the action of magnetic force of the magnetic plates, cooling liquid in a heat absorption cavity and a heat exchange cavity circularly flows to be replaced, and the cooling liquid is kept at a low temperature all the time to absorb heat in the cabinetbody.

The invention provides a conditioner for improving the high temperature resistance of corn and a preparing method and application thereof, and belongs to the technical field of corn culture. Per 100 mL of an aqueous conditioner is prepared from 0.5-4 g of fulvic acid with the purity larger than or equal to 96%, 0.5-2 g of chitosan with the purity larger than or equal to 96%, 5-15 g of choline chloride with the purity larger than or equal to 75%, 1-5 g of ethephon with the purity larger than or equal to 80%, 0.1-1 g of acetylsalicylic acid with the purity larger than or equal to 96% and 0.1-1 gof borax with the purity larger than or equal to 96%. Per 100 g of a powder conditioner is prepared from 5-10 g of dipotassium glycyrrhizinate with the purity larger than or equal to 98%, 0.1-2 g ofcompound vitamin B with the purity larger than or equal to 96%, 40-50 g of anhydrous monopotassium phosphate with the purity larger than or equal to 98%, 20-30 g of anhydrous zinc sulfate with the purity larger than or equal to 96%, 1-5 g of anhydrous molybdenum sulfate with the purity larger than 96% and the balance anhydrous magnesium sulfate. The conditioner can significantly improve the high temperature resistance of the corn.

The invention discloses a 3D printer leveling device. The 3D printer leveling device comprises a base, a 3D printer body and a printing platform; the top of the base is fixedly connected with the 3D printer body through bolts; the bottom of the interior of the 3D printer body is provided with a first electric hydraulic cylinder, a second electric hydraulic cylinder, a third electric hydraulic cylinder and a fourth electric hydraulic cylinder through an installation seat; the output ends of the first electric hydraulic cylinder, the second electric hydraulic cylinder, the third electric hydraulic cylinder and the fourth electric hydraulic cylinder are connected with the printing platform; a horizontal sensor is installed at the bottom of the printing platform through an installation piece;the inner side of the 3D printer body is provided with a dust collection pipe, and one side of the dust collection pipe is provided with dust collection holes; and a guide rail is arranged at the topof the interior of the 3D printer body. The 3D printer leveling device is convenient to use, can conduct automatic leveling through apparatus, meets 3D printer leveling using requirements and is suitable of application and popularization.

The invention discloses an electric fan and cleaning equipment. The electric fan comprises a shell assembly and a stator assembly. A cylindrical part is arranged on the outer wall of the shell assembly, a stator mounting part is arranged in the shell assembly, a diffusion channel is formed between the cylindrical part and the stator mounting part, and diffusion blades are arranged in the diffusion channel. The stator assembly is connected to the stator mounting part and comprises a stator iron core and windings, and the windings are connected to the stator iron core and protrude to the two axial ends of the stator iron core. And a fluid channel is formed between the stator iron core and the stator mounting part, and the fluid channel is communicated with the diffusion channel. When the electric fan runs, high-speed airflow flows through the diffusion channel and passes through the diffusion blades to reduce the flow speed and diffuse the pressure. The windings of the stator assembly can generate heat during operation, the fluid channel is arranged between the stator iron core and the stator mounting part, and the high-speed airflow flowing in the diffusion channel can drive the air in the fluid channel to flow, so that the heat is taken away, the windings are helped to dissipate heat, and the operation stability is improved.

The invention relates to a bicycle brake disc. The bicycle brake disc comprises a disc body, a claw piece, a plurality of heat dissipating fins and a plurality of first connecting pieces, wherein thedisc body is provided with an inner space, and a plurality of connecting parts extend from the inner periphery of the disc body to the inner space; the connecting parts are provided with connecting holes; the claw piece is provided with a central hole and a plurality of claw arms extending from the central hole to the outer periphery of the claw piece, wherein the claw arms are provided with through holes; the heat dissipating fins are provided with first end parts, second end parts and a plurality of assembling holes; and the first end parts and the second end parts of the heat dissipating fins are correspondingly clamped between every two adjacent connecting parts and every two adjacent claw arms, so that the connecting holes, the assembling holes and the through holes are sequentially arranged, and the first connecting pieces penetrate through the disc body, the heat dissipating fins and the the claw piece for fixing connection. According to the structure, when braking or deceleration occurs, the deformation of the disc body caused by friction and heating between a brake caliper and the disc body and the reducing of service life caused by boiling of liquid in a hydraulic oil pipe are avoided, and the danger of foreign matters getting stuck is prevented.

The invention relates to the technical field of distribution boxes, and particularly discloses an intelligent outdoor junction box. The intelligent outdoor junction box comprises a box body and a boxdoor, a plurality of heat dissipation row holes are formed in the upper surface of the box body, a plurality of heat dissipation inlet holes are formed in the left side face and the right side face ofthe box body, L-shaped movable plates are arranged on the inner walls, located at the heat dissipation inlet holes, of the box body, and strip-shaped openings corresponding to the heat dissipation inlet holes are formed in the L-shaped movable plates at equal intervals; sleeves are arranged at the four corners of the upper surface of the box body correspondingly, a lifting sliding rod is arrangedin each sleeve, and the lower ends of the two lifting sliding rods on the same side are fixedly connected with the upper end of an L-shaped movable plate. The intelligent outdoor junction box disclosed by the invention is ingenious in design and novel in idea, the gravity of rainwater is fully utilized to realize switching of the sealing or ventilation state of the box body, accumulated rainwateris utilized to take away heat in the sealed box body, and the intelligent outdoor junction box is relatively excellent in both heat dissipation effect and moisture-proof effect.

The invention discloses a protective cover improved structure applicable to an automobile chassis dynamometer. The protective cover improved structure comprises a protective cover body which is of a hollow cuboid structure composed of a cover plate and four side plates without a bottom face. The side plate A is provided with an installation hole and a wire suspension slot. The two side plates B adjacent to the side plate A and the cover plate are each provided with a cooling fin structure. Guide grooves are formed side the two side plates B and provided with sliding rails. The sliding rails are fixed to the two sides of the cover plate respectively, and therefore the cover plate can slide along the guide grooves. The installation hole in the side plate A is provided with a heat dissipation structure which is a motor heat dissipation fan or a ventilation pipeline. The heat dissipation structure can be fixed to the side plate A of the protective cover through a bolt and a screw. When the protective cover improved structure is in use, the heat dissipation structure blows air into the protective cover, and therefore the purpose of accelerating motor heat dissipation and cooling can be achieved.

The invention provides a dairy product cooling device based on a water cooling mode, and relates to the field of dairy product cooling. The cooling device solves the problem that the existing diary product cooling is large in water consumption and poor in cooling effect. The cooling device comprises a cooling box, and the bottom of the cooling box is welded to the top of a base through overhead legs, and the side wall of the cooling box close to the top is provided with a feeding port, and the side wall of the cooling box close to the bottom is provided with a discharging pipe in communication, and a water and air integrated cooling mechanism is arranged inside the cooling box. The cooling device introduces water to a water cooling pipe inside a cooling elbow to promote cooling, and an airpump introduces outside cold air into the cooling elbow through an air guide pipe. A gear motor drives the cooling elbow through a pulley to rotate inside a dairy product to promote uniform temperature reduction of the dairy product and also drive stirring of the dairy product to expose the portion with higher temperature to promote cooling.

The invention provides a computer network equipment processor with a protection function, and relates to the field of computer processors. The processor provided by the invention comprises a machine body, wherein the left side wall of the body is fixedly connected with an installation plate, and the right side of the installation plate is fixedly provided with a processor body. The outer side of the installation plate is provided with a first soft gasket, and one side of the first soft gasket is provided with a second soft gasket. The outer side of the first soft gasket is fixedly connected with a slot plate. The processor is provided with a connecting plate, a fixed seat, a screw and a rotating plate, and the rotating plate is pressed through the rotating of the screw, thereby driving a protection cover to slide towards the left for installation. A clamping groove and a clamped rod are clamped together for further fixing the protection cover. The long and short extruding parts sequentially make contact with the first and second soft gaskets, thereby improving the sealing effect of the protection cover, and reducing the impact on the processor body from dust.

The invention discloses an auxiliary cooling cup based on the theory of changing the motion state of hot water. The auxiliary cooling cup comprises a cup body, a cup base is arranged at the bottom ofthe cup body, a handle is arranged on the right side of the cup body, and air pressure balancing holes are formed in the top of the handle at equal intervals. According to the auxiliary cooling cup based on the theory of changing the motion state of the hot water, air flow is adopted as a driving source for driving an impact fan blade in the cup to rotate, water in the cup is in a motion state, and therefore the function of heat radiating and cooling on the water in the cup is achieved. The impact fan blade can enable the hot water to move to accelerate heat radiation, instant herbal medicineand drink can be stirred, and dirt at the cup bottom can be cleaned up when the cup is cleaned. According to the aim of adopting a manual pressing mode as a power source, on one hand, the motion speedof the hot water in the cup can be controlled; on the other hand, the flexibility of the fingers can be exercised, manual operation has certain interestingness, and a child can like drinking water more.

The invention discloses a heat dissipation device for an air conditioner, the air conditioner and a control method of the air conditioner. The air conditioner is provided with an electric control device. At least one part of a heat dissipation device is located at the electric control device to dissipate the heat of the electric control device. The heat dissipation device comprises a heat pipe. The heat pipe is provided with an evaporation section and a condensation section. At least one part of the evaporation section is located at the electric control device. A cooling assembly comprises a liquid cooling assembly and / or an air cooling assembly. The liquid cooling assembly is located at the condensation section and conducts heat exchange with the heat pipe through the cooling liquid. Theair cooling assembly is located at the condensation section and conducts heat exchange with the heat pipe through the air flowing. According to the heat dissipation device, the heat dissipation efficiency of the heat dissipation device on the electric control device can be improved. The heat dissipation and the cooling of the electric control device are accelerated. The reliability of the air conditioner is improved, and the service life of the air conditioner is prolonged.

The invention relates to the technical field of cups, and discloses a drinking cup capable of being cooled rapidly in summer. The drinking cup comprises a cup body, wherein the middle of the side wallof the cup body is provided with a cooling cavity, the inner wall of the bottom end of the cup body is fixedly connected with the side face of a cup bottom plate, and the lower surface of the cup body is fixedly connected with a cup base. The drinking cup capable of being cooled rapidly in summer has the advantages that through the arrangement of the cup body and the cooling cavity, the cup bodyconducts the internal water temperature to the inside of the cooling cavity and the outside of the cup body for cooling, through the arrangement of the cup base, heat conduction plates, cooling fins and heat conduction rods, the heat conduction rods conduct the water temperature in the cup body to the surfaces of the heat conduction plates, the contact area with air is increased through the cooling fins, heat dissipation and cooling are accelerated, a micro motor, a rotating rod and stirring blades are arranged, so that water in the cup body generates vortical motion, thereby increasing the heat dissipation area, through the arrangement of air inlets, a waterproof storage battery, a round rod and rotating fan blades, the flow of the air in the cup body is quickened, and the cooling speed is improved.

The invention is applicable to the technical field of high-pressure sterilizers, and provides a laboratory high-pressure sterilizer which comprises a tank body and a tank cover mounted on the tank body, and further comprises a placing screen frame arranged in the tank body, a heating assembly arranged on the tank body and a connecting assembly, the connecting assembly comprises an inserting rod, a connecting hole, a wedge-shaped elastic gasket, a connecting pin, a first driving ring and a positioning piece, and a sealing assembly is arranged and comprises a first sealing ring and a second sealing ring; the driving assembly is used for driving the placing screen frame to rotate, the multiple flow guide covers are arranged, by arranging the connecting assembly, operation is easy, the tank body and the tank cover are rapidly disassembled and assembled, nuts do not need to be screwed one by one for fixing, and the working efficiency is improved; the sealing assembly is arranged for three-layer sealing, and the sealing effect is good; the driving assembly is arranged, so that the to-be-sterilized articles placed in the screen frame are in full contact with the high-temperature saturated water vapor; and the flow guide cover is arranged and used for guiding rising water vapor into the placing net frame, so that the side faces of the articles are sterilized, and the sterilization effect is improved.

The invention discloses a fan manufacturing mold. The fan manufacturing mold comprises a fixed mold body and a movable mold body. A fan blade cavity is formed in the middle of an inner cavity of the fixed mold body. The two sides of the top of the fixed mold body are connected with the movable mold body through guide columns. A protruding plate corresponding to the fan blade cavity is arranged in the middle of the bottom of the movable mold body. A cooling dustproof device is arranged on the position, located on the outer surface of the fan blade cavity, of the top of the fixed mold body. The two sides of the fixed mold body and the two sides of the movable mold body are each provided with a limiting stability augmentation device. According to the fan manufacturing mold, bidirectional positioning and stabilizing operation can be conducted on the whole mold, the overall stability of the mold is improved greatly in the use process, circulating water flow can be used effectively to cool the mold rapidly, the cooling speed of the mold is increased greatly, and the cooling effect of the mold is improved greatly; and the fan blade manufacturing efficiency and effect are improved, outside dust can be effectively blocked from entering the mold, the mold is convenient to clean, and the difficulty of cleaning the mold is lowered.

The invention relates to the technical field of injection molding machines, and particularly discloses a novel injection molding machine which comprises an injection molding machine body. A hopper is detachably mounted at the top of the injection molding machine body; a water tank is fixedly connected to the side wall of the injection molding machine body; a cooling channel is arranged in the side wall of the hopper; a conveying mechanism for conveying cooling water is arranged on the injection molding machine body; a return pipe is fixedly connected to the outer side wall of the water tank; the return pipe is communicated with an outlet of the cooling channel; a motor is mounted at the top of the water tank; the output end of the motor is fixedly connected with a first rotating shaft; fan blades are fixedly connected to the end part of the first rotating shaft; a concave plate is fixedly connected to the inner side wall, on the same side as the backflow pipe, of the water tank. A shunting mechanism for shunting cooling water is arranged in the concave plate; an outlet of the return pipe is opposite to the concave plate; and backflow cooling water is subjected to air cooling through rotation of the fan blades, heat dissipation of the cooling water is further promoted through the flow dividing mechanism, and therefore the cooling water can be better recycled.

The invention relates to an outdoor cabinet with an air channel structure, which comprises a cabinet body, and a fan mechanism and a top cover which are arranged on the cabinet body, wherein the cabinet body comprises a front door, a rear cover and two side walls; the front door and the rear cover are provided with a first air inlet and a second air inlet respectively; the inner side of the frontdoor and the inner side of the rear cover are provided with a front inner plate and a rear inner plate respectively; the front inner plate and the front door form a first air channel; a second air channel is formed between the rear inner plate and the rear cover; the lower end of the front inner plate is slantwise provided with a first fan mechanism; the lower end of the rear inner plate is slantwise provided with a second fan mechanism; the top cover is arranged on the upper end face of a top plate of the cabinet body, and a third air channel is formed between the top cover and the top plate; and the top plate is provided with a third fan mechanism. Compared with the prior art, the outdoor cabinet has the advantages that cold air outside the cabinet body is fully contacted with heat in the cabinet body, so the outdoor cabinet is smooth in ventilation and rapid in temperature reduction, reduces energy consumption and reduces noise.

The invention discloses a lamp hardware placing device which comprises a placing base, wherein a mounting frame and a limiting frame are symmetrically mounted at the top of the placing base, an alarm plate is rotatably connected between two sides of the limiting frame, an elastic plate is fixedly connected to the position, below the alarm plate, of the top of the placing base, and a protection device is mounted at the top of the alarm plate. The top of the alarm plate is slidably connected with a lamp, a control box is installed at the top of the placing base, a magnet block is installed at the top of the control box, a metal plate matched with the magnet block is installed at the bottom of the alarm plate, and the top of the placing base is fixedly connected with a collecting lens through a supporting rod. The invention relates to the technical field of hardware. According to the lamp hardware placing device, a purpose of increasing lamp functions is achieved, an alarm clock awakening function is achieved in the morning, the protection effect is good, damage caused by collision with people in a using process can be avoided, so that the power consumption in the working process is reduced, and the using cost of the device is reduced.

The invention relates to an LED lamp. The LED lamp comprises a shell, a plastic lamp cover, an LED lamp bead base plate, an aluminum base plate, a heat dissipating fin, an LED control board and a bottom shell. The LED lamp has the beneficial effects that the heat dissipating fin is arranged in the lamp, so that the heat dissipating effect is achieved; the shell is designed to be a structure capable of dissipating heat and heat dissipating plates are arranged between an upper panel and a lower panel, so that heat dissipating and temperature reducing are further accelerated; a plurality of heat dissipating holes are formed in the inner wall of the heat dissipating fin so that air in the lamp and external air can be circulated timely, and the heat dissipating efficiency is high; through the integrated unique design of the shell, the heat dissipating fin and the bottom shell, the structure is compact, heat is conducted and dissipated effectively, thus the temperature in a lamp body is decreased, and the life of the LED lamp is ensued effectively; the joint of the aluminum base plate and the heat dissipating fin is provided with a heat conductive copper sheet and coated with heat conductive silica gel so that heat resistance of heat transmission can be reduced, and conducting and dissipating of the heat are accelerated; and hollow-out carvings are formed in a fixing plate, so that the lamp achieves higher ornamental value.

The invention provides a switching assembly for temperature control of a vacuum cup. The switching assembly comprises a water cup (100) and a heat dissipation and heat preservation switching device (300); the water cup (100) comprises a cup body (110); the cup body (110) comprises an outer container (111) and an inner container (112); the heat dissipation and heat preservation switching device (300) comprises a switching mechanism (310) and a sealing piston (320); one end of the sealing piston (320) is located in the area between the cavity wall of the outer container (111) and the outer circle face of the inner container (112), and the other end of the sealing piston (320) is located on the side, facing a rotary cover (130), of a closed end of the inner container (112); the sealing piston(320) and the outer container (111) / inner container (112) are adopted to form sealed sliding guide fit; the area among the sealing piston (320), the cavity wall of the outer container (111) and the outer circle face of the inner container (112) is adopted to form a heat preservation area of the water cup (100), the heat preservation area is of a vacuum structure, and the switching mechanism (310)is used for driving the sealing piston (320) to move in the axial direction of the water cup (100) and further determining whether the water cup (100) is in a heat preservation state or a heat dissipation state.

The invention belongs to the technical field of forging equipment, and particularly discloses a square steel blanking device for forging a petrochemical mining casing head, which comprises a workbench, a main shaft is vertically and rotatably connected to the workbench, a driving unit for driving the main shaft to rotate is arranged on the workbench, a plurality of material receiving rods are hinged to the main shaft, and the material receiving rods are arranged on the workbench. A plurality of material receiving rods are distributed in the circumferential direction of the main shaft at equal intervals, a material receiving hopper is fixed to the ends of the material receiving rods, an electric air cylinder is hinged between the main shaft and the bottom of the material receiving hopper, a cylinder body of the electric air cylinder is hinged to the second mounting disc, and a piston rod of the electric air cylinder is hinged to the bottom of the material receiving hopper. By the adoption of the scheme, the problems that after a forging piece is forged and pressed through a forging machine, the surface temperature is high, transferring after forging is very inconvenient, the next working procedure cannot be conducted due to the too high temperature after transferring, and therefore the production efficiency is affected can be solved.