44results about How to "Improve the cooling effect" patented technology

The invention relates to the technical field of nuclear fusion, and provides a manufacturing method of an uninsulated superconducting coil and the uninsulated superconducting coil, and the manufacturing method comprises the steps that a metal strip and a superconducting strip are stacked and wound to form a coil with a preset number of turns, a wound coil is obtained, and the width of the metal strip is larger than that of the superconducting strip; the wound coil is placed in a soldering tin dipping device to be subjected to soldering tin dipping, and a welded coil is obtained; and removing the soldering tin shell on the annular surface of the welding coil until the metal strip is exposed. The superconducting strip and the metal strip with the width larger than that of the superconducting strip are overlapped, wound and welded, so that the mechanical stability of the uninsulated superconducting coil is improved, meanwhile, the cold conduction effect is enhanced, then the soldering tin shell is removed till the metal strip is exposed, the superconducting strip cannot be damaged when the soldering tin shell is removed, and the production efficiency is improved. The performance of the uninsulated superconducting coil can be guaranteed, the metal strip can be completely separated from the superconducting strip of the adjacent turns, and the inter-turn resistivity is further improved.

The invention relates to the field of preparation of acrylate rubber, and discloses a preparation method of acrylate rubber, the acrylate rubber and application of the acrylate rubber. The preparation method comprises the following steps: S1, contacting a polymeric monomer and an aqueous solution of an emulsifier in a loop reactor for emulsification, and then adding an initiator and ethylene for polymerization reaction to obtain an acrylate rubber emulsion; wherein the polymeric monomer is an acrylate monomer and / or a monomer with a crosslinking active group; the temperature of the polymerization reaction is 10 to 90 DEG C, and the pressure of the polymerization reaction is 0.1 to 2.5 MPa; s2, the acrylate rubber emulsion is led out from the top of the loop reactor and then subjected to steam stripping, condensation, demulsification, water washing and drying treatment, and the acrylate rubber is obtained. According to the preparation method of the acrylate rubber, the ethylene unit is introduced into the acrylate rubber on the premise that the temperature and the pressure are not too high, so that the performance of the product is improved, and the production cost is reduced.

The invention provides a crisaborole ointment as well as a preparation method and an application method thereof. The crisaborole ointment is prepared from the following raw material medicines in parts by weight: 5.0 to 7.0 parts of crisaborole, 2.0 to 3.0 parts of L-menthol, 1.0 to 2.0 parts of ascorbyl palmitate, 5.0 to 7.0 parts of glycerol, 10.0 to 15.0 parts of white vaseline, 5.0 to 7.0 parts of paraffin, 8.0 to 10.0 parts of stearic acid, 5.0 to 7.0 parts of liquid paraffin, 2.0 to 3.0 parts of silicone oil and a proper amount of water. The traditional Chinese medicine composition can effectively treat skin inflammation, ensures the safety and stability of the medicine, and provides a high-efficiency treatment choice with small side effects for patients.

The utility model discloses a water cooling air type sterilizer which comprises an ozone generator and a water tank, the side wall of the ozone generator is provided with a cooling water inlet and a cooling water outlet, the outer side wall of the water tank is fixedly provided with a pump body connected with the water tank and the ozone generator, and a filtering assembly is connected between the pump body and the cooling water inlet. A first cooling assembly is connected between the top wall of the water tank and the cooling water outlet, a second cooling assembly is installed on the side wall of the side, away from the pump body, of the water tank, the filtering assembly comprises a box body, and an opening is formed in the top wall of the box body. The ozone generator, the water tank, the pump body, the first cooling assembly and the second cooling assembly are arranged, water in the water tank enters the ozone generator through the pump body to achieve water-cooling heat dissipation and then returns to the water tank to complete cooling circulation, and the circulating water can be subjected to double cooling through the first cooling assembly and the second cooling assembly; therefore, the water cooling effect is improved.

The invention discloses a site construction method for a perlite heat insulation layer of an LNG storage tank, and relates to the technical field of LNG storage tanks, and the site construction method comprises the following steps: step 1, increasing the number of perlite filling ports at the top of the tank, reducing a repose angle to 22 degrees when a connecting pipe is poured, and reducing gaps and uneven density; step 2, drying and replacing the perlite filler so as to reduce the moisture and oxygen content of the perlite filler; 3, the dried and replaced perlite filler is fed into perlite filling openings for filling, perlite is fed into a storage tank in a gas driving mode in the perlite filling process, in order to guarantee the online perlite filling effect and filling safety, the number of the filling openings is increased, the filling quality of expanded perlite is improved, and the production cost is reduced. The conditions of gaps and non-uniform density are reduced, so that the cold insulation effect is improved, the evaporation rate of the LNG storage tank is reduced, and the LNG in the storage tank is kept in an ideal storage state.

This invention discloses a split-type desuperheating and pressure reducing device, specifically relating to the technical field of desuperheating and pressure reducing equipment. It includes: a pipeline body, within which a pressure reducer and a desuperheater are respectively installed, and the pressure reducer and desuperheater are used to perform desuperheating and pressure reducing operations within the pipeline body; a desuperheating water nozzle is installed inside the desuperheater, and the desuperheating water nozzle is used to mix desuperheating water with steam for desuperheating; and a desuperheating component, used to divert steam outside the pressure reducer and keep the steam dispersed as it passes through the pressure reducer. This invention, through the setting of the desuperheating component, can divert steam entering near the pressure reducer one by one, which is beneficial for keeping the steam dispersed when entering the pressure reducer and for ensuring thorough mixing of the steam with the desuperheating water sprayed from the desuperheating water nozzle, thereby improving the atomization effect of the desuperheating water. This contributes to a more uniform and efficient desuperheating process, thus improving the device's desuperheating effect on steam.

The invention discloses a split type temperature and pressure reducing device, and particularly relates to the technical field of temperature and pressure reducing equipment, the split type temperature and pressure reducing device comprises a pipeline body, a pressure reducer and a temperature reducer are installed in the pipeline body, the pressure reducer and the temperature reducer are used for achieving temperature and pressure reducing operation in the pipeline body, and a temperature reducing water nozzle is installed in the temperature reducer; the desuperheating water nozzle is used for mixing desuperheating water and steam for desuperheating; the temperature reduction assembly is used for dividing steam outside the pressure reducer and keeping the steam dispersed when the steam passes through the interior of the pressure reducer; according to the desuperheater, through the arrangement of the desuperheating assembly, steam flowing in nearby the desuperheater can be divided one by one, the steam can be kept in a dispersed state when entering the desuperheater, the steam and desuperheating water sprayed by the desuperheating water spray head can be fully mixed, the atomization effect of the desuperheating water is improved, the desuperheating process is more uniform and efficient, and the desuperheating efficiency is improved. Therefore, the temperature reduction effect of the device on the steam is improved.

The utility model relates to the technical field of white spirit brewing, in particular to a breeze yeast adding and grain turning machine and a cooling bed. Comprising two oppositely-arranged first supporting plates, a yeast adding mechanism is arranged between the two first supporting plates, the yeast adding mechanism comprises a yeast adding rotating shaft, the yeast adding rotating shaft is rotationally connected with the first supporting plates, and yeast adding driving motors are arranged on the first supporting plates; vinasse turning mechanisms are arranged on the two sides of the yeast adding mechanism, and each vinasse turning mechanism comprises a vinasse turning driving motor, a vinasse turning rotating shaft and a vinasse turning rod; the two ends of the grain overturning rotating shaft are rotationally connected with the first supporting plates respectively; a plurality of groups of grain overturning rods are arranged on the grain overturning rotating shaft at intervals in the axial direction. The distiller's yeast adding mechanism is arranged, distiller's yeast can be added into the vinasse through the distiller's yeast adding mechanism, the vinasse can be turned, stirred and scattered through the vinasse turning mechanism, the cooling effect of the vinasse can be improved by turning and stirring the vinasse through the vinasse turning mechanism, the vinasse can be scattered, the vinasse is prevented from caking, and the vinasse cooling effect is improved.

A combined cold insulation layer relates to the technical field of equipment and pipeline cold insulation and comprises a vacuum adjusting layer, a matching layer used for stabilizing the vacuum adjusting layer, a combined layer used for cold insulation and a protective layer used for collision protection which are sequentially distributed from inside to outside. The vacuum adjusting layer is a hollow structure layer used for adapting to deformation of a cold insulation object. The combined layer is composed of hard layers and flexible layers or composed of single flexible layers, and when the combined layer is composed of the hard layers and the flexible layers, the hard layers and the flexible layers are alternately distributed from inside to outside. The cold insulation effect of the cold insulation layer is maintained on the basis of adapting to deformation displacement of the cold insulation object.

The utility model discloses a liquid oxygen mass metering device which comprises a connecting pipe, a low-temperature flow meter is arranged in the middle of the connecting pipe, a displayer is arranged at the upper end of the low-temperature flow meter, an isolation mechanism is arranged on the outer side surface of the low-temperature flow meter, and the isolation mechanism comprises an isolation cover, a fixing ring and a sealing gasket. Two isolation hoods are arranged on the outer side of the low-temperature flow meter, the two isolation hoods sleeve the outer side surface of the low-temperature flow meter in an up-down symmetrical state, and fixing rings are fixedly arranged on the two sides of the isolation hoods. The isolation structure is arranged on the outer side of the whole flow meter to isolate water vapor so as to prevent the frosting condition of the flow meter, the isolation structure of the device does not need to be in contact with a liquid oxygen medium, and most of the isolation structure is in approximate vacuum connection with a pipeline, so that most of temperature transfer can be prevented, and the safety of the device is improved. The isolation structure is not prone to frosting, and therefore the cleaning frequency of a traditional liquid oxygen low-temperature flowmeter can be remarkably reduced.

The utility model discloses a flexible cold storage module for a cold storage and the cold storage comprising the cold storage module. The cold storage module comprises a cold storage bag and an installation assembly. The mounting assembly comprises a fixing piece capable of being fixed to a cold storage top plate and a hook used for connecting the fixing piece and the cold storage bag. The cold storage bag comprises a bag body, a containing cavity is formed in the bag body, the containing cavity is filled with phase change cold storage materials, and fixing holes matched with the hooks in the installation assembly are formed in the edge of the bag body. The cold storage comprises a goods shelf, the goods shelf is composed of stand columns and multiple layers of cross beams, a plurality of cold storage units are arranged between every two opposite cross beams located on the same layer, and a plurality of flexible cold storage modules are arranged on a top plate of the cold storage. The flexible phase change cold storage bags are arranged on the top plate of the refrigeration house through the fixing assemblies, and the space utilization rate of the refrigeration house is effectively increased. The flexible phase change cold storage bag can store cold energy and release the cold energy at a proper time, so that the internal temperature of the refrigeration house is stable, and the cold insulation effect of the refrigeration house is remarkably enhanced.

The utility model discloses a multi-layer spreading and cooling frame based on bean product processing, which comprises a supporting foot, a spreading and cooling acceleration unit is arranged on the top surface of the supporting foot, a liquid accumulation hopper is movably connected to the inner bottom end of the side surface of the spreading and cooling acceleration unit, and a fixing mechanism is arranged in the spreading and cooling acceleration unit; bean products needing to be cooled are placed in the fixing mechanism, the motor is started to drive the air suction fan to rotate, at the moment, the air suction fan sucks outside air, the outside air is conveyed into the layered air outlet through the air guide shell, and the filter shell can guarantee that the air sucked by the air suction fan is relatively clean; air flow is sprayed out from the interiors of the four layered air outlets, air guide shells on the left sides and the right sides of the layered air outlets ensure that the layered air outlets have enough air force, the air flow is sprayed to the surface of the fixing mechanism through guiding of air guide plates, the spreading and cooling effect of the bean products is accelerated through flowing of air, and meanwhile flowing of residual juice on the surfaces of the bean products is accelerated.

The application provides a method for presenting corresponding light effects according to audio input / output and an electronic device. The back of the electronic device is provided with a lamp strip and a transparent back cover. The transparent back cover entirely covers the back of the electronic device provided with the lamp strip. The lamp strip comprises a first lamp strip and a second lamp strip. The electronic device further comprises a sound receiving unit and a receiving unit. The method comprises the following steps: determining whether the current is in a voice input and / or voice output scene; when the current is in the voice input or voice output scene, acquiring a first audio signal collected by the sound receiving unit and a second audio signal received by the receiving unit in real time; controlling the first lamp strip to present corresponding light effects based on the first audio signal, and controlling the second lamp strip to present corresponding light effects based on the second audio signal. In the voice input or voice output scene such as conversation and use of a voice assistant, the current audio outputter and other messages can be displayed in real time through the light emitted by the lamp strip, thereby increasing the interesting and coolness of the electronic device.

The utility model discloses a cold storage box fixing assembly for a refrigeration house and the refrigeration house comprising the cold storage box fixing assembly. The fixing assembly comprises a cold storage box serial connection piece and a hoisting piece. The cold storage box serial connection piece comprises two serial connection rods, the hoisting piece is a long-rod bolt, and the screw rod end of the long-rod bolt can penetrate through the serial connection rods from bottom to top and is fixed to a top plate of the refrigeration house. Or the hoisting piece is an external member consisting of a hook and a hoisting line, the hook is fixed on the top plate of the refrigeration house, one end of the hoisting line is fixedly connected with the hook, and the other end is fixedly connected with the tandem rod. The refrigeration house comprises a goods shelf, the goods shelf is composed of stand columns and multiple layers of cross beams, and a plurality of cold storage units are arranged between every two opposite cross beams located on the same layer. The phase change cold storage boxes are arranged on the top plate of the refrigeration house through the fixing assemblies, and the space utilization rate of the refrigeration house is effectively increased. The phase-change cold storage box can store cold energy and release the cold energy at a proper time, so that the temperature in the refrigeration house is stable, and the cold insulation effect of the refrigeration house is remarkably enhanced.

The utility model discloses an energy -conserving and environment -friendly cement kiln bypass air release system, including cement kiln, kiln tail smoke chamber and grate cooler, and kiln tail smoke chamber is connected with quenching cooler, waste heat boiler and dust remover in proper order through pipeline, and the outlet of dust remover is connected with the high temperature area of grate cooler through pipeline and communicates, and the quenching cooler includes casing and inner tube, and the casing inner wall and the inner tube outer wall in cooling chamber are all provided with helical half -pipe, and a plurality of helical coils are concentrically arranged in the cooling chamber, and the airflow passageways of two adjacent helical coils are staggered, and the center of inner tube is provided with the center gas pipe of lower end block, and a plurality of air injection holes are arranged on the center gas pipe, and the upper part in the inner tube is provided with the spray mechanism, and a plurality of upper gas pipes are arranged on the ring plate between the helical half -pipe on the casing inner wall and the outermost helical coil. In conclusion, the utility model has the advantages of high smoke and cold air mixing efficiency, good quenching effect, reducing the smoke production, energy -conserving and environment -friendly.

A multi-nozzle desuperheater with steam-assisted atomization belongs to the field of industrial process control equipment technology. It solves the problems of uneven atomization and slow heat exchange between steam and desuperheating water in existing technologies. Key technical points: The desuperheater's middle section is a hollow cylinder, consisting of a middle section outer circumference, an orifice plate, and a nozzle chamber from the outside in. The orifice plate has connecting holes; the inlet pipe connects to the upper end of the middle section outer circumference, and the outlet pipe connects to the lower end. Three stop structures are arranged from top to bottom within the nozzle chamber. A cover plate seals the upper stop structure, the middle stop structure connects to the nozzle orifice plate, and the lower stop structure connects to the outlet orifice plate. Nozzle assemblies are installed on the nozzle orifice plate and the outlet orifice plate, forming an auxiliary steam flow channel between the outlet orifice plate and the nozzle assembly. This invention makes the desuperheating water atomized more uniformly, eliminates coverage blind spots, and the auxiliary steam further improves the atomization effect, ensuring low-load desuperheating performance. The design with no moving parts reduces maintenance frequency and provides higher reliability.

This utility model provides an air duct assembly, including a housing and a partition structure. The housing has an air duct cavity and a connecting interface communicating with the air duct cavity. The partition structure divides the air duct cavity into at least a first air path and a second air path. The housing has a first air outlet structure and a second air outlet structure communicating with the air duct cavity. The second air outlet structure is located on the side of the first air outlet structure opposite to the connecting interface. The cross-sectional area of ​​the first air path is greater than or less than the cross-sectional area of ​​the second air path, so that the air outlet area of ​​the first air outlet structure communicating with the air duct cavity is not less than the air outlet area of ​​the second air outlet structure communicating with the air duct cavity. By controlling the ratio of the cross-sectional areas between the first air path and the second air path, the air outlet area of ​​different air outlet structures communicating with the air duct cavity can be adjusted. Increasing the air outlet area of ​​the first air outlet structure communicating with the air duct cavity increases the cooling range that the first air outlet structure can cover and improves the cooling effect around the first air outlet structure.

The invention discloses a leakage detection device for a natural gas hydrogen-blended pipeline, relates to the technical field of natural gas pipelines, and comprises: a pipeline A and a pipeline B, wherein one side of the pipeline A is fixedly connected with the pipeline B; the leakage detection device for the natural gas hydrogen-blended pipeline comprises: an auxiliary protection positioning component, a leakage fixed-point detection component, and a stable operation protection component, wherein the auxiliary protection positioning component, the leakage fixed-point detection component, and the stable operation protection component are on the same axis, and through the arrangement of an electric control connecting rod, in addition to being able to move an upper buckled arc plate and a lower buckled arc plate on the pipeline A during the rotation of a wheel cavity indirectly connected to an arc-shaped electric control clamp; the electric control connecting rod can also provide length support when the leakage fixed-point detection component needs to be transferred from the pipeline A to the pipeline B, and at the same time, the electric control connecting rod can also be used as a support rod under the control of a general controller of the device when the wind and sand are strong, so as to stabilize the connection between the pipeline A and the pipeline B.

The utility model discloses a condenser. The condenser comprises a shell, radiating fins, a condensing pipe, a first fan and a second fan, the two opposite sides of the shell are provided with a heat dissipation groove and a heat dissipation face respectively. The radiating fins are mounted in the shell in groups; the condensing pipe is inserted into the radiating fins, and the water inlet end and the water outlet end of the condensing pipe extend out of the shell; the first fan is mounted on one side of the heat dissipation groove and is used for supplying air to the heat dissipation groove; the second fan is arranged on the outer side of the shell and points to the water inlet end and the water outlet end of the condensation pipe. According to the utility model, the heat dissipation groove and the heat dissipation surface are respectively arranged on the two opposite sides of the shell, and the air is supplied to the heat dissipation groove through the first fan, so that the heat is orderly blown to the heat dissipation surface through the heat dissipation groove and finally discharged, the heat is prevented from being dissipated everywhere, and the overall heat reduction effect is further improved.

The utility model belongs to the technical field of airing racks, and particularly relates to a pumpkin seed airing device which comprises an airing rack and self-locking universal wheels, the self-locking universal wheels are arranged at the bottom of the airing rack, supporting frames are welded to the two sides of the upper surface of the airing rack, and guide grooves are formed in the tops of the side walls of the supporting frames in a penetrating mode. Folding rain baffles are arranged between the two sets of supporting frames in a crossing mode, the folding rain baffles are rotationally connected through a rotating shaft, the two ends of the rotating shaft are rotationally connected with guide wheels, the guide wheels are located in inner cavities of the guide grooves, and first servo motors are installed at the ends of the two sides of the airing frame. The power output end of the first servo motor is in transmission connection with a first driving lead screw. The novel folding rain baffle can be rapidly unfolded and folded, pumpkin seeds can be prevented from being wetted by rainwater, protection on the pumpkin seeds can be improved, the pumpkin seeds are irradiated through the heating lamp, airing of the pumpkin seeds in cloudy and rainy weather can be achieved, and the weather influence is reduced.

The utility model provides an operation preservation tube suitable for active protein, and belongs to the technical field of active protein operation. Comprising an external pipe; the built-in pipe is installed in the external pipe, a space is formed between the external pipe and the built-in pipe, and sodium polyacrylate is arranged in the space. By arranging the external pipe, the internal pipe, the space and the sodium polyacrylate, a low-temperature environment can be effectively maintained, due to the excellent cold insulation performance of the sodium polyacrylate, due to the design, a user can select a proper temperature to preprocess and stably store protein according to different sensitivities of the protein to the temperature, and in addition, the protein can be stored more stably. The pipe is low in manufacturing cost, not only meets the low-temperature requirement in the protein operation and preservation process, but also is economical and practical.

The invention discloses a polymerization method of a polypropylene composition, and belongs to the field of polymerization. An olefin monomer comprising propylene is contacted with a catalyst system in the upstream polymerization sections of a gas phase copolymerization reactor to form polymer particles, and a condensing medium is introduced in at least one upstream polymerization section or between or after the upstream polymerization sections; in the upstream polymerization section, the obtained polymer particles and the condensing medium enter the gas phase copolymerization reactor in the form of wet particles, and in the presence of the condensing medium, propylene and alpha-olefin are polymerized in the gas phase copolymerization reactor to obtain the polypropylene composition. The condensing medium can effectively improve heat dissipation of an upstream polymerization section, enables polymer particles to be distributed more uniformly, avoids kettle sticking and caking phenomena caused by generation of local hot spots, can also improve the heat removal capability and space time yield of a gas phase copolymerization reactor, enhances the copolymerization activity of olefin monomers in the gas phase copolymerization reactor, and improves the yield of olefin monomers in the gas phase copolymerization reactor. And the bonding condition of the particle surface is improved.

The utility model relates to the technical field of sleeping pillows, and provides a sleeping water pillow jointly supported by flexible materials and water, which comprises a flexible pillowcase made of cloth and provided with a pillow inner accommodating cavity; the supporting pillow inner is made of a soft elastic material, the supporting pillow inner is located in the pillow inner containing cavity, and the supporting pillow inner is of a flat structure; and the cool-feeling pillow inner comprises a flexible bag body of a flat structure, an inner cavity of the flexible bag body is filled with water, and the cool-feeling pillow inner is located in the pillow inner containing cavity. According to the sleeping water pillow, a heavy gel layer of a traditional water pillow can be omitted, cost is reduced, the advantage of excellent specific heat capacity of water is fully played, the effect that the head is cold is improved, a more comfortable double-layer pillow inner structure is added, the comfort degree of the sleeping water pillow is effectively improved, and the sleeping quality of a user is effectively improved.

The utility model provides a vacuum cup which comprises a cup body and a cup cover which are of a multi-layer composite structure, and the cup body is detachably connected with the cup cover. The cup body comprises a vacuum thermal insulation material and an inner container; the outer side face of the inner container is wrapped with a layer of vacuum heat preservation material. The vacuum heat preservation material is of a heat preservation structure in which the core material is packaged in a vacuum mode through a barrier film. According to the vacuum cup, the design of a traditional double-layer vacuum cup is changed, the vacuum heat preservation material is placed between the inner container and the outer layer, and the vacuum heat preservation material is fixed by injecting the foaming material. Besides, the vacuum heat preservation materials and the inner container are attached and assembled in the mode that the multiple vacuum heat preservation materials are spliced, the heat preservation performance and the cold preservation performance of the vacuum cup are greatly improved through the high heat preservation performance of the vacuum heat preservation materials, cost is reduced, and the heat preservation performance is good.

The invention discloses a fan which comprises a fan head and a support assembly, the fan head comprises a mesh enclosure, fan blades and a heating piece, and the fan blades are rotatably arranged in the mesh enclosure; the heating element is arranged in the mesh enclosure and is used for heating air; the mesh enclosure is provided with an annular enclosure part, the enclosure part comprises an air inlet and a shielding part which are arranged in the circumferential direction, and at least part of the upward projection of the air inlet in the radial direction of the enclosure part falls on the shielding part; the fan head is arranged on the support assembly. The fan is multifunctional and has a good cold air effect and a good warm air effect.

The invention relates to a cooling agent and a preparation method thereof, and relates to the field of food additives, and the cooling agent comprises the following components in parts by mass: 40-60 parts of a freshener, 1-3 parts of an emulsifier, 30-40 parts of long-chain alkyl modified starch, 20-30 parts of sulfonated chitosan, 0.4-0.8 part of a cross-linking agent, 5-10 parts of a compound cooling improver, 1-3 parts of an antioxidant and 0.5-1 part of an anti-light agent. The preparation method comprises the following steps: preparing a core material emulsion from a freshener, an emulsifier and a compound cool taste improver, preparing a long-chain alkyl modified starch solution, and preparing a mixed solution from sulfonated chitosan, an antioxidant and an anti-light agent; preparing a cross-linking agent solution; adding the core material emulsion into the long-chain alkyl modified starch solution while stirring to obtain an emulsion; adding the mixed solution into the emulsion while stirring, adding a cross-linking agent solution, and stirring for reaction after adding to obtain a suspension; and centrifuging, washing and drying the suspension to obtain the cooling agent. The cooling effect and stability of the cooling agent can be improved.

The refrigeration equipment comprises a box body, a box frame and a door body, the box frame is arranged on the peripheral side of the opening position of an inner containing cavity of the box body, and the box frame is connected with a box body outer shell and a box body inner container; a sealing surface and a reinforcing surface are formed on the box frame, and a blocking concave part extending downwards is formed on the reinforcing surface; a blocking convex part extending towards the direction of the reinforcing surface is formed on the bottom surface of the door body; when the door body is in a closed state, the partition convex part is connected into the partition concave part, the door body and the box frame are sealed through the sealing strip, the second layer of partition is arranged on the inner side of the sealing strip, the connection stability between the partition convex part and the partition concave part is higher, deformation and damage are not prone to occurring, and the sealing performance of connection between the door body and the door frame is improved. And the path and time of the cold air in the containing inner cavity in the process of natural convection to the outside can be prolonged, the cold insulation performance is better, and the energy consumption is reduced.

The utility model discloses slow cooling equipment for copper slag, which belongs to the field of copper slag processing, and comprises a slow cooling box and a motor, a feed hopper is fixedly arranged at the upper end of the slow cooling box, a discharge hopper is fixedly arranged at the lower end of the slow cooling box, a screen box is rotatably arranged in the slow cooling box, a feed / discharge port is fixedly arranged at the upper end of the screen box, and a discharge hopper is fixedly arranged at the lower end of the screen box. A left rotating shaft is fixedly arranged on the left side of the screening box, a right rotating shaft is fixedly arranged on the right side of the screening box, the screening box is rotationally arranged in the slow cooling box, and a motor shaft drives the screening box to rotate, so that copper slag in the screening box is conveniently driven to rotate and turn over, and the copper slag accumulated in a copper slag pile is conveniently turned over to the outer side; and meanwhile, the air cooler is connected with the disperser, air emitted by the disperser blows through the refrigeration pipe, then cold air is dispersed and blown to the screen box, copper slag in the screen box is evenly subjected to slow cooling work, and the slow cooling work effect is improved.

The utility model discloses a pork quick-freezing fresh-keeping device which comprises a refrigerating system, the refrigerating system is matched with more than two cold rows, the pork quick-freezing fresh-keeping device further comprises a heat preservation box, the more than two cold rows are installed on the two side walls of the heat preservation box, an opening is formed in the front end of the heat preservation box, a box cover structure is arranged at the opening in a sliding fit mode, and the heat preservation box is arranged on the box cover structure. And a cold insulation device is arranged at the bottom of the heat preservation box. The equipment can meet the small-batch freezing requirement.

The utility model relates to the technical field of biscuit processing, and discloses a biscuit baking and conveying device which comprises a main plate, the bottom end of the main plate is fixedly connected with a connecting frame, the bottom end of the connecting frame is fixedly connected with a fixing device, the inner wall of the fixing device is fixedly connected with a motor, and the driving end of the motor is fixedly connected with a disc-shaped cam. A fixing rod is fixedly connected to the interior of the fixing device and arranged on the inner wall of a rocking wheel in a penetrating mode, a rocking rod is fixedly connected to the top end of the rocking wheel, and the disc-shaped cam is movably connected to the inner wall of the rocking rod. A row of moving fans are additionally arranged above the conveying belt, chips on the surfaces of just baked biscuits can be blown away, the biscuits can be cooled and shaped to achieve a good fresh-keeping effect, and the collecting grooves in the conveying belt can conveniently collect and clean the chips of the biscuits.