44results about How to "Dissipate quickly" patented technology

The invention relates to the technical field of tea processing, in particular to a black tea processing method for improving color, aroma and taste quality of black tea. Comprising the following steps: S1, withering; s2, vibration: placing the withered leaves in a vibration groove for transmission and vibration to obtain spread-cooled leaves; s3, performing rolling; s4, performing fermentation; s5, primary drying; s6, fermentation: putting the tea leaves subjected to primary drying in the step S5 into a fermentation room for fermentation to obtain fermented leaves; and S7, sufficient drying. On the basis of the existing processes of withering, rolling, fermentation, primary drying, re-drying and the like for black tea production, on one hand, a launder vibration process is introduced, conversion of aroma precursor substances is accelerated, and meanwhile excessive mechanical damage to leaves in the traditional rocking process is relieved. On the other hand, according to the method, polyester catechin, theaflavin and thearubigins are synthesized by adopting a fermentation process after the black tea is initially dried, so that the taste and the liquor color quality of the black tea are further improved.

The invention discloses a preparation process of a suspension insulator blank. The preparation process comprises the following steps: preparing mixed slurry; squeezing mud, and dehydrating the mixed mud at constant pressure until mud cakes are formed; rough refining: transporting the mud cake to a mud cutting machine for cutting; aging, namely aging the green body; performing vacuum pugging, namely performing vacuum pugging on the green body to enable the green body to be in a round roller shape; the method comprises the following steps: carrying out constant-pressure dehydration treatment on the slurry through a filter press so as to enable the difference between the surface humidity and the internal humidity of the green body to be + / -0.2%, pressing the slurry for 8 hours by the filter press under the pressure of 8-10N, and arranging a conveying belt below the filter press. According to the preparation process of the suspension insulator green body, each step is tightly matched from mud squeezing to rough refining to aging, so that the subsequent glazing and firing quality of the green body is guaranteed, the performance and stability of the suspension insulator are favorably improved, and meanwhile, the production efficiency and the yield are also favorably improved.

The invention discloses silicon rubber with double functions of heat conduction and electromagnetic shielding and a preparation method thereof, and belongs to the technical field of rubber materials. According to the invention, the magnetic conductive filler aluminum nickel-plated powder or aluminum iron-plated powder, and the heat-conducting filler alpha-Al2O3, aluminum nitride or carbon nanotubes are added into the silicone rubber, so that the prepared silicone rubber has good heat-conducting property and electromagnetic shielding property at the same time. The heat conduction coefficient can reach 2.0 W / (m.K) or above, the electromagnetic shielding effectiveness is 60 dB or above, the tensile strength at break is larger than or equal to 3 MPa, the elongation at break is larger than or equal to 100%, the excellent electromagnetic shielding effectiveness, heat conduction performance and mechanical performance are achieved, and the requirements of electronic equipment for heat dissipation and electromagnetic protection can be met.

The utility model relates to the technical field of rubber sealing rings, in particular to a high-temperature-resistant rubber sealing ring which comprises a rubber ring body, a wear-resistant layer is fixedly installed on the side wall of the outer end of the rubber ring body, auxiliary sealing rings are arranged at the upper end and the lower end of the wear-resistant layer, and a heat dissipation ring is arranged at the inner end of the rubber ring body. The high-temperature-resistant rubber sealing ring is arranged on a shaft rod needing to be sealed in a sleeving mode through the rubber sleeve, the auxiliary sealing ring is clamped in the clamping groove of the installation piece, the sealing effect is further improved, the rubber sealing ring makes contact with an object for a long time in the using process, and the temperature of the surface of the object can be conducted to the rubber sealing ring; the heat insulation ring can insulate heat generated by friction of the outer end of the rubber ring body or reduce the heat transmitted into the rubber ring body, so that the heat in the rubber ring body is reduced, meanwhile, the remaining heat is rapidly dissipated through the heat dissipation ring, the heat dissipation holes, the heat dissipation strips and the heat conduction ring, and deformation of the rubber sealing ring is avoided.

The invention relates to the technical field of toys, and provides a toy structure, a forming method of the toy structure and a toy thereof.The toy structure comprises a first resin part formed through injection molding firstly and a second resin part formed through injection molding later and capable of being matched with the first resin part in a rotating mode; the second resin piece is provided with a rubber coating part in contact with the first resin piece; and when the second resin part is subjected to injection molding, a glue inlet point is located on one side of the second resin part, and a position far away from the glue coating part is selected so as to obtain a result that the temperature of a melt for injection molding of the second resin part when the melt reaches the surface of the first resin part is lower than the lowest temperature of the melt for injection molding of the first resin part. Glue melting points are prevented from appearing on the surface of the first resin part, the product quality is improved, and the interestingness of the toy and the user experience feeling are improved.

The E-shaped magnetic core comprises an E-shaped magnetic core body, the E-shaped magnetic core body comprises a base, two side columns and a middle column, the middle column is provided with a heat dissipation channel and a plurality of heat conduction channels communicated with the heat dissipation channel, the heat conduction channels are located on the surface of a middle column body, and the heat conduction channels are evenly distributed around the middle column. The magnetic core has the advantages that the heat dissipation effect of the middle column is improved, the situation that heat cannot be dissipated in time due to the fact that the temperature is too high, and the performance of the magnetic core is affected is avoided, and the magnetic core is not prone to being damaged due to the fact that heat dissipation is not conducted in time. And the coils can be limited according to the number of coils wound on the middle column, the situation that the use effect of the magnetic core is affected due to the fact that the number of coils wound on the middle column is too small and the coils are prone to loosening is avoided, and practicability is improved.

The embodiment of the invention provides a heat dissipation system, a chip module and electronic equipment, the heat dissipation system comprises a heat diffusion layer, the heat diffusion layer is in contact with a chip, the heat diffusion layer comprises a medium phase change structure, and the medium phase change structure is filled with a circularly flowing phase change heat conduction medium; the phase change of the phase change heat-conducting medium is used for diffusing the heat of the chip; the intermediary layer is connected with the heat diffusion layer and the heat exchange layer and transmits the heat absorbed by the phase change heat-conducting medium from the chip to the heat exchange layer; and the heat exchange layer exchanges heat with a cooling medium to take away heat. According to the heat dissipation system provided by the embodiment of the invention, the heat dissipation effect of the chip can be improved, and the operation performance of the chip is improved.

The utility model relates to the technical field of heat recovery devices, in particular to a waste heat recovery device for a hazardous waste treatment system. The waste heat recovery device comprises a waste gas pipe, the arc surface of the waste gas pipe is provided with a recovery structure used for waste heat recovery, the recovery structure comprises a left heat collection box and a right heat collection box, the opposite positions of the left heat collection box and the right heat collection box abut against the waste gas pipe, and the upper surface and the lower surface of the left heat collection box are both rotationally connected with connecting blocks. The end, away from the left heat collecting box, of the connecting block is rotationally connected with the right heat collecting box, one end of the left heat collecting box is fixedly connected with a mother plate, the end, opposite to the left heat collecting box, of the right heat collecting box is fixedly connected with a sub-plate, the size of the mother plate is equal to that of the sub-plate, and a fixing bolt is slidably connected into the mother plate. And the arc surface of the fixing bolt is in threaded connection with the daughter board. The problem that high-temperature waste gas in a hazardous waste gas treatment system is lost and cannot be effectively utilized is solved.

The present application discloses a thermal management system, which includes a main system and a sub-system. The main system includes a main refrigerant system and a main coolant system. The main system includes a first heat exchanger, the first heat exchanger includes a first heat exchange part and a second heat exchange part, the main refrigerant system includes a first compressor, a second heat exchanger and a first throttling device; the sub-system includes a sub-refrigerant system and a sub-coolant system, the sub-system includes a third heat exchanger, the third heat exchanger includes a third heat exchange part and a fourth heat exchange part, the sub-refrigerant system includes a second compressor, a fourth heat exchanger and a second throttling device, the thermal management system includes a battery heat exchange component; the thermal management system includes a battery rapid heat dissipation mode, in which: the battery heat exchange component is connected to the second heat exchange part and the fourth heat exchange part; so that the coolant flowing through the second heat exchange part and the fourth heat exchange part can absorb the battery heat, and the battery heat can be quickly dissipated.

The invention provides a single-component slow-curing flame-retardant smoke-suppression polyurethane for roads and a preparation method of a mixture containing the same. The mixture comprises the following raw materials: a stone combination, a single-component polyurethane adhesive, a curing agent and an inorganic flame retardant, and a pore-forming material is added into the single-component polyurethane adhesive. According to the method, the smoke density is reduced without the help of a large number of smoke suppression materials, the size of an internal pore structure is freely adjusted and controlled from a polyurethane body structure, efficient smoke absorption is achieved, and the method has a good effect on tunnel environment application.

The invention relates to the technical field of illumination, in particular to an alternating current and direct current compatible illumination driving device which comprises a suspension assembly, an LED lamp is installed below the suspension assembly, a lampshade is connected to the portion, corresponding to the periphery of the LED lamp, of the suspension assembly, a light-transmitting plate is clamped in a port of the bottom of the lampshade, and a sliding groove is formed in the portion, corresponding to the lower portion of the light-transmitting plate, of the side wall of the lampshade. A sliding groove is formed in the bottom of the light-transmitting plate, a plate surface cleaning assembly is slidably connected into the sliding groove, the plate surface cleaning assembly comprises a sliding block A slidably connected into the sliding groove, a butt joint hole is formed in the end face of the sliding block A, and a switching assembly is arranged in the butt joint hole in a sleeved mode. And then the air jet head A or the air jet head B behind the moving direction of the cleaning plate jets hot air flow to act on the light-transmitting plate, the light-transmitting plate can be dried, meanwhile, the temperature difference between the upper face and the lower face of the light-transmitting plate can be reduced, and the condensation speed of water dew is slowed down.

The invention discloses a heat-conducting insulating cellulose hybrid material based on an electrostatic adsorption simulated neural network and a preparation method thereof.Based on an electrostatic adsorption mechanism, boron nitride with a high heat conductivity coefficient is adopted as a heat-conducting filler and is loaded on the surfaces of cellulose nanofibers through electrostatic adsorption, and the heat-conducting insulating cellulose hybrid material is prepared; the fiber bundles are mutually lapped to form a heat conduction path similar to a neural network, so that the insulation of the material is ensured, the heat conduction coefficient is relatively high, and the mechanical strength is relatively good; the material has wide application prospects in the fields of heat dissipation of electronic devices, thermal interface materials and the like.

The present invention belongs to the technical field of redistribution and transportation of day lilies, and in particular to a day lily production and processing equipment. In view of the problem that the existing free fall cannot ensure that the day lilies in the lower layer can be fully distributed to the upper layer, the water loss efficiency of the day lilies in the lower layer is low, and the drying quality is reduced, the following scheme is proposed, including a feeding device, a drying device and a discharging device. The drying device includes a drying box body, and a plurality of plate chain conveying devices for continuously conveying materials are installed from top to bottom in the drying box body. The unloading ends of the plate chain conveying devices are installed with exhaust devices, and a first distribution hopper and a second distribution hopper are installed below the exhaust device. A first distribution belt and a second distribution belt are installed below the first distribution hopper and the second distribution hopper. The present application can redistribute day lilies with a higher degree of drying and day lilies with a lower degree of drying, thereby significantly improving the efficiency and quality of day lily drying.

The present invention relates to the technical field of foam scrap recycling, and specifically discloses a side scrap recycling device for a foam processing production line, including a machine tool, a conveying component is arranged on the machine tool, a cutting component is arranged on the side end of the machine tool, the cutting component includes a hot knife and a hydraulic cylinder for driving the hot knife to move, and a supporting component is arranged on the top of the hot knife; the supporting component includes a support plate. The side scrap recycling device for a foam processing production line provided by the present invention moves upward with a movable shaft relatively during the descent of the hot knife, so that the movable shaft swings along the guide hole, and during the swinging process of the movable shaft, a plurality of jacking pipes are continuously pushed out, so that the plurality of jacking pipes extend outward in turn, and the cut scraps are spread out, so that the scraps are no longer in contact with the hot knife, but are tilted within a set angle range, which not only reduces the heat transfer rate between the scraps and the hot knife, but also provides a space for heat diffusion, so that the heat at this place can be quickly dissipated.

The present application relates to organic solid waste resource utilization and processing technical field, especially be a kind of slot type aerobic fermentation roof that is convenient to open and close, the present application is integrated with five big functions of light, rainproof, heat preservation, deodorization, ventilation by top double-layer function layer, without additional heat preservation shed, deodorization tower and other equipment, and by independent or linkage adjusting the opening and closing state of nanometer membrane layer, sunlight shed layer, it can adapt to sunny, rainy, low temperature, high temperature and different air, as well as the demand of different fermentation stages such as temperature rising period, high temperature period, decomposition period, solve the problem of traditional device single function, poor adaptability, improve the sunlight utilization rate of temperature rising period by sunlight shed, accelerate temperature rising, while the air sandwich layer between the closed state of double-layer sunlight shed can effectively heat preservation, avoid temperature loss too fast in winter, the blocking rate of odor molecules reaches more than 90% using nanometer membrane layer, without setting deodorization equipment separately, greatly reduce operating cost.

The invention belongs to the technical field of circuit board processing, and particularly discloses a PCB multilayer circuit board drilling device which comprises a clamping seat and drilling structures distributed on the clamping seat, a protective shell and a workpiece body are detachably connected to the clamping seat, displacement adjusting structures are distributed on the inner wall of the protective shell, drilling pieces are connected to the displacement adjusting structures, and the workpiece body is detachably connected to the clamping seat. And the displacement adjusting structure is used for driving the drilling piece to move up and down, so that the drilling piece drills the workpiece body, and a roller structure and a suction structure are connected to the displacement adjusting structure. When a workpiece body is drilled through a drill bit, an abutting column drives a bullseye wheel to abut against an aluminum sheet in advance, so that the situation that when the drill bit penetrates through the aluminum plate to drill the workpiece body, the bottom face of the aluminum plate cannot be effectively attached to the workpiece body can be avoided, and meanwhile when the abutting column drives the bullseye wheel to abut against the aluminum sheet in advance, the aluminum sheet cannot be effectively attached to the aluminum sheet. And when the drill bit is pulled out of the aluminum plate and the workpiece body, the drilling part of the aluminum plate is prevented from being separated from the workpiece body, and drilling cuttings are prevented from entering the space between the aluminum plate and the workpiece body.

The utility model provides a radiating fin and a radiator. The radiating fin comprises a fin body, a gas-liquid circulating flow channel arranged in the fin body and a flow channel opening formed in the fin body. The gas-liquid circulating flow channel diffuses and extends along the extension surface of the fin body from the flow channel opening, and is used for circulating a phase change working medium; the gas-liquid circulating flow channel at least comprises an outer-area flow channel and an inner-area flow channel, the outer-area flow channel is close to the edge of the fin body relative to the inner-area flow channel and away from the flow channel opening, and the flow passing width of the outer-area flow channel is larger than that of the inner-area flow channel. By means of the arrangement, the heat dissipation fin is applied to a phase change heat dissipation radiator, the heat dissipation fin serves as a component for increasing the heat exchange area, in the working process of the radiator, higher heat dissipation efficiency is achieved, and the problem that in the prior art, how to improve the heat dissipation efficiency of the radiator so as to meet the operation requirement of high-heat-yield equipment is solved.

The utility model relates to the technical field of samarium cobalt magnetic steel, and discloses samarium cobalt magnetic steel for instruments and meters, which comprises a magnetic steel main body, a groove is arranged on the surface of the magnetic steel main body, a heat conduction column is fixedly connected to the inner wall of the groove, and an inner cylinder is fixedly connected to the bottom of the magnetic steel main body. First transverse plates are fixedly connected to the surface of the inner cylinder, the bottom of the magnetic steel body and the bottom of the heat conduction column, a second transverse plate is fixedly connected to the surface of the inner cylinder, outer cylinders are fixedly connected to the upper surface of the second transverse plate and the bottoms of the first transverse plates, and mounting holes are formed in the first transverse plates. According to the samarium-cobalt magnetic steel, through cooperation of the magnetic steel body, the groove, the heat conduction column, the inner cylinder, the first transverse plate, the second transverse plate, the outer cylinder, the mounting hole, the cooling fan, the first air hole and the second air hole, heat of the magnetic steel body can be rapidly dissipated, and therefore magnetism of the samarium-cobalt magnetic steel cannot be reduced due to the fact that the temperature is too high.

The application discloses an electro-optic crystal electric field sensor based on a gradient coating design and a preparation method thereof, and relates to the technical field of optics. The electro-optic crystal electric field sensor based on the gradient coating design comprises an electro-optic crystal, a conductive layer covering the surface of the electro-optic crystal, and an antistatic layer covering the conductive layer, and the resistivity of the antistatic layer is in a gradient distribution. The conductive layer covering the surface of the electro-optic crystal can quickly collect electric charges, the antistatic layer covering the conductive layer can promote uniform distribution and rapid dissipation of the electric charges, prevent local electric field distortion, and the protective layer covering the antistatic layer provides effective physical and chemical protection without sacrificing optical performance; and the technical problem that a larger measurement error is caused by electric charge accumulation on the surface of the electro-optic crystal when the electro-optic crystal electric field sensor is used to measure a high-voltage direct-current electric field can be solved.

The utility model belongs to abrasive disc technical field especially relates to a kind of precision single-crystal corundum resin bond abrasive disc, including annular matrix, transition ring, positioning ring and mounting ring, transition ring, positioning ring and mounting ring are sequentially arranged from outside to inside at the center position of annular matrix, and the annular matrix is adhesively fixed with transition ring, the transition ring is adhesively fixed with positioning ring, the positioning ring is adhesively fixed with mounting ring;By setting chip removal groove and grinding groove, the chip generated during the grinding process of annular matrix to object can be effectively excluded, avoid the adverse effect of chip on grinding process, by setting multiple heat dissipation holes, the large amount of heat generated during the grinding process of annular matrix to object can be quickly dissipated, reduce the heating degree of the device during use, improve the service life of the device.

The utility model discloses electronic component drying equipment, which belongs to the technical field of electronic component production, and comprises an equipment main body, a sleeve block, a threaded rod, a second motor and a temperature detector, when the temperature detector detects that the internal temperature of the equipment exceeds a set threshold value, the temperature detector can control a hot-air fan to stop starting, and the hot-air fan can stop starting when the internal temperature of the equipment exceeds the set threshold value. A temperature detector is arranged on the equipment main body and transmits a signal to an alarm, the alarm gives an alarm to remind a worker, the temperature detector controls a second motor to start while the signal is sent, the second motor drives a threaded rod to rotate so as to push a sleeve block to move, and a cabinet door is driven to slide on the equipment main body when the sleeve block moves. Therefore, the notch in one side of the equipment body is opened, hot air in the equipment can be rapidly dissipated, the rapid cooling effect is achieved, and the situation that moisture of electronic device materials is evaporated, the electronic device materials are embrittled and cracked, the electronic devices are broken or short-circuited, and overall use of electronic products is affected is prevented.

The utility model discloses a cooling device of an injection mold, which comprises a cooling box, a mold body and a bottom plate, a placing groove is arranged in the cooling box, the mold body is placed on the placing groove, a partition plate is arranged above the placing groove, through holes are arranged on the partition plate and the placing groove, a mounting plate is arranged on the rear side of the cooling box, and a top plate is arranged at the top of the mounting plate. A first cooling fan is arranged on the top plate, a mounting groove is formed in the outer side of the cooling box, a cooling pipe is arranged on the mounting groove, a cooling fin plate is arranged at the bottom of the cooling box, a second cooling fan is arranged on the bottom plate, a circulating water pipe is arranged on one side of the bottom of the cooling box, and supporting columns are arranged on the outer side of the bottom plate and connected with the bottom of the cooling box. According to the utility model, hot water for cooling flows into the condenser through the circulating water pipe, is cooled through the condenser, and then is pumped through the water suction pump, namely the water suction pump discharges the cooled water into the cooling pipe and the cooling box again through the water inlet pipe and the water inlet, so that the water can be recycled.

This utility model discloses a heat-insulating cylinder, including a cylinder cover, an outer cylinder shell, an aluminum cylinder, a heat-insulating sleeve, and a refrigeration component. The lower part of the outer cylinder shell is provided with multiple air outlets arranged in a ring. The aluminum cylinder is installed inside the outer cylinder shell. The heat-insulating sleeve is fitted onto the aluminum cylinder and is located between the aluminum cylinder and the inner wall of the outer cylinder shell. The refrigeration component is installed inside the outer cylinder shell and contacts the bottom of the aluminum cylinder. The refrigeration component provides a cooling effect to the interior of the aluminum cylinder, ensuring that the interior of the aluminum cylinder maintains a low-temperature environment. During the cooling process, the refrigeration component generates a large amount of heat. To improve heat dissipation, the refrigeration component is surrounded by the air outlets, allowing the heat inside the outer cylinder shell to quickly dissipate to the external environment. This prevents heat accumulation inside the outer shell from affecting the cooling effect of the refrigeration component and ensures that the service life of the refrigeration component is not affected by prolonged exposure to high temperatures.

The invention relates to a continuous purification device for milk soft sweet processing, and relates to the technical field of sugar mixing equipment.The continuous purification device comprises a boiling system, a filtering system, a purification system and a forming device.The boiling system comprises a plurality of boiling units, and the filtering system comprises a filtering and conveying device and a plurality of filtering and collecting devices; the filtering and collecting devices are installed between the corresponding adjacent boiling units, the filtering and conveying device penetrates through the bottoms of the filtering and collecting devices and slides along the bottoms of the filtering and collecting devices, the forming device is installed on the side edge of the boiling system, and the purifying system is located on the side, away from the forming system, of the boiling system. The filtering effect is good and the water loss is fast.

This utility model relates to the field of orthopedic fixation splint technology, and discloses a malleable thumb fracture fixation splint, including a finger mold. A protective pad is placed inside the finger mold. A silicone layer is fixedly disposed on the upper end of the protective pad. An odor-removing layer is fixedly connected to the lower end of the silicone layer. A cooling gel layer is fixedly connected to the lower end of the odor-removing layer. Two mounting plates are fixedly disposed on one side of the finger mold. Triangular locking blocks are fixedly disposed on one side of the two mounting plates. Connecting pins are rotatably disposed inside one side of the two mounting plates. Buckles are rotatably disposed on the outer walls of the two connecting pins. In this utility model, the splint allows for quick replacement of the protective pad, reduces the temperature around the thumb, alleviates the patient's thumb's stuffiness, and facilitates quick putting on and taking off by medical staff or patients. It prevents the device from falling off or shifting during patient activity, thus avoiding secondary injury.

The utility model belongs to the technical field of injection molding, particularly relates to an injection mold capable of circularly cooling, and provides the following scheme aiming at the problems of uneven temperature, aggravated plastic part shrinkage and warping, insufficient heat dissipation structure efficiency, difficulty in continuous cooling and the like caused by a single cooling path of the traditional injection mold in the prior art: the injection mold comprises a lower mold and an upper mold, the upper mold is arranged above the lower mold, the upper mold and the lower mold are in sliding fit through a plurality of guide rods fixedly installed at the top of the lower mold, corresponding forming grooves are formed in the sides, close to each other, of the lower mold and the upper mold, and a material injection hole is formed in the upper mold in a penetrating mode. According to the injection mold, through the built-in first heat conduction pipe and the circulating cooling assembly, rapid and accurate temperature control of the mold can be achieved, and the product quality and the forming efficiency are remarkably improved; and by adopting a closed circulation design and a double-mold independent heat conduction structure, the upper mold and the lower mold can still maintain efficient heat dissipation in a mold splitting state, and the process continuity is guaranteed.

A female end plug of an electrical connector comprises a basic part and a sacrificial part, wherein the basic part comprises a contact part and a support part, wherein the head of the support part forms an accommodating cavity for accommodating and installing the contact part, and electrical contact is formed between the contact part and the support part, and the sacrificial part is installed on the head of the accommodating cavity, and the sacrificial part forms electrical contact with the basic part. The sacrificial part can be made of tungsten alloy as a whole or in the contact surface part. The present invention also provides an electrical connector, which comprises the female end plug. The sacrificial part is arranged in the present application to transfer the discharge position from the support part originally in the working position to the sacrificial part in the non-working position. The discharge at the non-working position on the conductive part does not affect the conduction, thereby improving the safety and stability of the connector.

Some embodiments of the utility model provide an ice-making device and a water purifying and drinking machine, the ice-making device comprises an ice storage box, a refrigeration assembly and an airflow generation assembly, and the ice storage box is provided with an ice storage space for storing ice blocks, and a first air inlet and a first air outlet which are communicated with the ice storage space. The refrigeration assembly comprises a heat absorption part which is located outside the ice storage space. The airflow generation assembly is located outside the ice storage space and used for forming airflow, and the path of the airflow sequentially passes through the heat absorption piece, the first air inlet and the first air outlet. Compared with the mode that the ice blocks are directly placed on the heat absorption piece, almost all parts of the surfaces of the irregular ice blocks can be effectively cooled, and therefore the melting time of the ice blocks is further prolonged. The airflow can accelerate evaporation of water on the surfaces of the ice blocks, and dryness of the ice blocks is further guaranteed. The relatively dry ice blocks are not easy to adhere, bacteria are not easy to breed, the ice blocks can be stored for a longer time, and the taste is relatively good.

The utility model discloses a polyvinyl chloride insulation flexible cable wire, which relates to the technical field of cables and comprises a polyvinyl chloride insulation sleeve, a copper core is arranged in the polyvinyl chloride insulation sleeve, support rings are arranged on the polyvinyl chloride insulation sleeve in an array mode, strip-shaped frames are symmetrically arranged on the support rings, and the strip-shaped frames are arranged on the polyvinyl chloride insulation sleeve. And a rubber plate is fixedly mounted at the top of the strip-shaped frame. According to the utility model, through the arrangement of the rubber plate, the supporting strength of the polyvinyl chloride insulated flexible cable wire can be improved through the supporting ring, the protection performance is improved, the rubber plate is supported through the supporting ring and the strip-shaped frame, and when the polyvinyl chloride insulated flexible cable wire is impacted by an external object, the rubber plate is prevented from being damaged. The rubber plate is used for relieving the applied impact force, and through the cooperation of the supporting ring, the strip-shaped frame and the rubber plate, the protection performance of the polyvinyl chloride insulated flexible cable wire can be improved, and the service life of the polyvinyl chloride insulated flexible cable wire is further prolonged.

The utility model discloses a spiral industrial cutter with a refined end, and relates to the technical field of industrial cutting tools. The spiral industrial tool with the refined end comprises a tool bit center part and cutting parts, the outer surfaces of the cutting parts are fixedly connected to the outer surface of the tool bit center part, the cutting parts are annularly arranged along the outer surface of the tool bit center part, an end face is arranged at the top of the tool bit center part, and a second groove part is formed in the middle of the top of the tool bit center part. The interior of the second groove part is fixedly connected with a positioning part, the cutting part comprises a cutting top surface, a cutting edge, a cutting back surface, a cutting main surface and a side joint surface, the outer surface of the cutting part is fixedly connected with a spiral part, the upper surface of the spiral top surface is fixedly connected with a heat dissipation convex strip, and the outer surface of the heat dissipation convex strip is provided with a heat dissipation side surface; and the heat dissipation grooves are formed in the outer surface of the cutting back face, so that the tool bit has better heat dissipation efficiency, the situation that the tool bit is damaged due to long-time overheating is avoided, and the service life of the tool is prolonged.