28results about How to "Cycle fast" patented technology

The utility model provides a reservoir, and mainly relates to the field of reservoir devices. A reservoir includes a reservoir wall. The utility model has the beneficial effects that the stirring blades are arranged in the reservoir wall to promote water circulation, the funnel groove and the threaded strip are combined to accelerate the discharge of harmful substances, the water valve accurately controls the drainage, the rapid water purification circulation is realized, the water quality in the reservoir is effectively improved, and the water quality is improved. The transfer water tank is arranged to collect a water source which is discharged in the early stage and possibly contains harmful substances, rapid recycling is achieved, waste is avoided, meanwhile, rapid recycling is supported for other cleaning operations, through the supporting design of the water pump and the output pipe, water can be directly conveyed to a high position such as water adding for a watering cart, manual operation is reduced, and efficiency and safety are improved; the support structure is firm, the labor intensity is reduced, the deposition is effectively prevented through the stirring blades driven by the intelligent motor, the maintenance is simple, and the device is suitable for scenes needing frequent circulation or treatment of substances easy to precipitate.

The utility model discloses a concrete plain end mixer which realizes the function of continuously switching a driving shaft in the clockwise direction and the anticlockwise direction in an inner cavity of a mixing tank under the action of a mixing assembly, so that the efficiency and the uniformity of concrete mixing are improved. An inner gear is fixedly arranged on the inner side wall of a rotating disc, an outer gear is fixedly arranged on the outer surface of a cylindrical block, the diameter of the rotating disc is larger than that of the cylindrical block, and the number of teeth of the inner gear is larger than that of teeth of the outer gear, so that when the inner gear is meshed with a driving gear, a driving shaft does decelerating motion; the speed reduction can provide larger torque output, is beneficial to intense stirring of concrete, and ensures that coarse aggregate in the concrete is fully crushed and mixed; when the outer gear is meshed with the driving gear, the driving shaft does accelerated motion, the acceleration is beneficial to rapid circulation of concrete in the stirring process, the stirring efficiency is improved, and especially after the concrete is preliminarily mixed, rapid stirring can help to further refine the mixture.

The invention discloses a cross-operation mode and automatic control device for the pressing and pulling processes of a filter press; the cross-operation mode is a cross-operation mode for the closing of the pulling of the filter plates in the previous cycle of the filter press and the beginning of the pressing of the filter plates in the next cycle - when all the filter plates are pulled open, the pulling trolley is reset, that is, it returns to the original position at the end of the machine; when the pulling trolley starts to reset, the filter plate pressing mechanism starts to work immediately, and its hydraulic oil cylinder presses the filter plates to form a filtering mechanism, which can shorten the interval time of waiting for the pulling trolley to reset. The automatic control device is a PLC intelligent control device used in the cross-operation mode of the pressing and pulling processes, including a PLC program control cabinet, an induction switch, and a travel stop plate; the induction switch is simultaneously associated with the filter plate pulling mechanism and the filter plate pressing mechanism - when the pulling trolley starts to reset, it approaches the induction switch, and the induction switch sends a start signal of the filter plate pressing mechanism, thereby realizing the cross-operation of the closing of the pulling and pressing of the filter press, and accelerating the operation cycle.

The utility model discloses a novel complete mixing type anaerobic reactor and relates to the technical field of sewage treatment. The device comprises a first barrel, a second barrel, an overflow weir, a stirring motor and a water seal tank, the second barrel is fixed to the upper portion of the peripheral face of the first barrel, the bottom end of the second barrel is conical, water distribution holes are formed in the upper portion of the peripheral face of the first barrel in an annular array mode, and the bottoms of the water distribution holes are aligned to the joint of the first barrel and the second barrel. An overflow weir is fixed to the edge of the upper portion of the peripheral face of the first barrel, sludge conveying openings are formed in the bottom end of the overflow weir in an annular array mode, the top end of the second barrel is closed, a stirring motor is fixed to the center of the top end of the second barrel, and a water seal tank is fixed to one side of the stirring motor. By arranging the barrel I, the barrel II, the overflow weir, the stirring motor and the water seal tank, the problems that the mixing efficiency between active sludge and water is not high enough in the anaerobic biological treatment process and the utilization of biogas generated by anaerobic treatment is not convenient enough are solved.

The utility model discloses a kind of blade lock blanking assembly mechanisms, belong to blade assembly technical field.A kind of blade lock blanking assembly mechanism, comprising: operation platform;Moving mechanism, installation in operation platform middle part, form continuous closed loop assembly path;First assembly component, second assembly component and third assembly component, respectively surround and be set in the periphery of moving mechanism;Moving mechanism includes: at least three slide rails, along assembly path direction setting;Multiple fixture bases, respectively slidingly set on multiple slide rails;At least two fixed material conveying bases, fixedly set between slide rail and with fixture base jointly constitute closed loop assembly path;Multiple push rod mechanisms, set in the end of slide rail, for driving lock body clamp on fixture base along assembly path step moving;And return pull rod, set in the end of path, for lock body clamp is pulled back to path starting end.It can realize multi-station short-distance setting, improve assembly efficiency.

The utility model provides a vertical air conditioner indoor unit and an air conditioner. The vertical air conditioner indoor unit comprises a vertically-arranged machine shell, a cross-flow wind wheel arranged in the heat exchange air duct and an axial-flow wind wheel arranged in the axial-flow air duct. A heat exchange air outlet extending in the vertical direction and an axial flow air outlet spaced from the heat exchange air outlet in the horizontal direction are formed in the machine shell. The axial flow air outlet is located in the top of the vertical shell wall of the machine shell. In the vertical direction, the bottom of the axial flow air outlet is flush with the middle of the heat exchange air outlet or located above the middle of the heat exchange air outlet. A heat exchange air duct connected with the heat exchange air outlet and an axial flow air duct connected with the axial flow air outlet are defined in the machine shell. And the cross-flow wind wheel is vertically arranged. In the horizontal direction, the wheel end face of the axial flow wind wheel is opposite to the axial flow air outlet. The problem that when a cross-flow fan is used for long-distance air supply, a user close to an air conditioner or a vertical air conditioner feels too strong air feeling is solved, and the purpose of improving user experience is achieved.

A chromatographic reagent preparation and purification device comprises a purification supporting table, a purification collecting tank, a cooling driving motor, a side heating table, a positioning cover, a raw material containing bottle, a sealing plug, a transition connecting pipe, a cooling fan, a fan connecting shaft and a heating coil, a raw material bottle supporting rod is arranged on the rear portion of the purification supporting table, and a containing bottle placing table is arranged on the top of the raw material bottle supporting rod; a lifting hydraulic cylinder is arranged on the side face of the purification supporting table, a lifting hydraulic rod is arranged on the side face of the side heating table, the lifting hydraulic rod is matched with the lifting hydraulic cylinder, the lifting hydraulic rod is connected with the lifting hydraulic cylinder, the lifting hydraulic rod slides in the lifting hydraulic cylinder, a limiting ring groove is formed in the bottom of the containing bottle containing table, and a heating ring mounting groove is formed in the side heating table. And a limiting ring is arranged at the bottom of the heating ring mounting groove, is matched with the limiting ring groove and is connected with the limiting ring groove.

The invention discloses a high-temperature activation furnace for VOC adsorbent production, comprising: a cleaning pool for preliminarily cleaning a VOC adsorption material to dissolve harmful substances adsorbed in the adsorption material; the conveying belt is arranged in the cleaning pool and is used for lifting the adsorption material subjected to primary cleaning from the cleaning pool and transferring the adsorption material to a subsequent treatment position; a feeding hopper is arranged at the top of the feeding bin, and the feeding hopper is located below the discharging end of the conveying belt and used for receiving the cleaned adsorption materials lifted by the conveying belt; a discharge port is formed in one side of the discharge bin, and the discharge bin is used for discharging the dried and activated adsorption material; the drying cylinder is of a horizontally-arranged cylinder structure, a heating pipe is arranged in the drying cylinder and used for heating, and the drying cylinder is rotationally arranged between the feeding bin and the discharging bin; compared with the prior art, the method has the advantages that efficient treatment and product optimization of the VOC adsorption material are achieved, and the design concept of zero emission is achieved through air recycling.

The invention relates to the technical field of batteries, in particular to a wide-temperature-range high-rate lithium battery ester-based electrolyte and application. The electrolyte comprises soluble lithium salt and a liquid component, the liquid component is a solvent; the solvent comprises at least three of propylene carbonate, fluoroethylene carbonate, isopropyl trifluoroacetate, ethyl trifluoroacetate, ethyl acetate, methyl acetate and methyl trifluoroacetate; the lithium salt lithium battery comprises at least two of common lithium salts. The electrolyte developed by the invention is used in the lithium battery and can stably work at 40-60 DEG C, the specific discharge capacity of the battery is still 62.83% of the specific discharge capacity of the battery at room temperature even at 30 DEG C and 4C multiplying power, and the electrolyte has excellent wide-temperature fast charge performance. In addition, the electrolyte effectively inhibits the growth of lithium dendrites and the side reaction of an electrode-electrolyte interface at low temperature, and promotes the formation of a solid interface film which is rich in inorganic matters and low in interface impedance. The invention has the advantages of reasonable component design and excellent product performance, and is convenient for industrial application.

The invention provides an air conditioner which comprises a machine body, an air inlet pipe and an air outlet pipe. The sterilization module is arranged at the air outlet end of the air outlet channel; the air sweeping assembly is arranged in the air outlet channel and located on the side of the sterilization module, the air sweeping assembly comprises an air sweeping part, and at least part of the air sweeping part is arranged in the length direction of the air outlet channel in a swinging mode so as to guide airflow in the air outlet channel; the air guide assembly is movably arranged on the machine body so that the air outlet channel can be opened or closed, the air guide assembly comprises an air guide part, the air guide part is rotatably arranged around a preset axis, and airflow in the air outlet channel sequentially flows through the air sweeping part, the sterilization module and the air guide part and then is blown out. The problem that an air conditioner in the prior art is poor in air purification effect is solved.

The utility model discloses a kind of air-cooled heat dissipation formula dry-type transformers, it is characterized in that, including shell, and the main body being set in shell, shell is equipped with air supply component, air supply component is set between shell and main body, the main body includes several iron core module and heat dissipation component, iron core module is set between base and support plate, support plate is located above base, heat dissipation component is set on support plate, the iron core module perimeter side is equipped with baffle, baffle is wrapped several iron core module, baffle upper end is connected with support plate, lower end is spaced apart with base, to form air intake area between baffle and base, the heat dissipation component includes cooling fan, air intake area is communicated with cooling fan.The utility model is formed by the cooperation of air supply component and heat dissipation component, complete air flow circulation path is formed, cold air can directly flow through the iron core and winding area of serious heat generation, and heat dissipation efficiency is significantly improved.

The utility model discloses a high-speed grinding wheel for glass processing, and relates to the technical field of glass processing. Comprising a grinding wheel seat and a grinding wheel mounted at the top end of the grinding wheel seat and used for grinding. The outer cambered surface of the grinding wheel seat penetrates through the inner cavity of the grinding wheel and is provided with a plurality of groups of dewatering ports at equal radian, and the inner wall of the positioning bottom plate is provided with a plurality of groups of water distributing grooves corresponding to the dewatering ports. According to the high-speed grinding wheel for glass processing, through collaborative optimization of materials, structures and functions, the glass processing efficiency and quality are remarkably improved. By adopting the design of the high-strength diamond material, the silicon carbide and the ceramic abrasive, the cutting hardness and the thermal conductivity are guaranteed during high-speed operation, the stress concentration problem is relieved, and the overall service life of the grinding wheel is prolonged. Rapid circulation and throwing-out of the cutting fluid are achieved, the grinding temperature is effectively reduced, glass edge breakage or burning is avoided, and the surface smoothness under 12 m / min high-speed machining is ensured.

The application discloses a slag ladle conveying track, a slag ladle slow cooling system and a slag ladle distribution method, mainly through setting empty ladle tracks and full ladle tracks, and through rotary switches and slag discharge port switches, one-way circulation conveying of empty ladles and full ladles is realized, without the need of avoiding and waiting, the rapid circulation of the slag ladles can be realized, and the conveying efficiency of the slag ladles is improved. The main technical scheme of the application is as follows: a slag ladle conveying track, the empty ladle tracks and the full ladle tracks are arranged in parallel and at intervals, the rotary switches are respectively communicated with the empty ladle tracks and the full ladle tracks, the first slag discharge port switches are respectively communicated with the empty ladle tracks and the full ladle tracks, and the second slag discharge port switches are respectively communicated with the empty ladle tracks and the full ladle tracks; the front ends of the empty ladle tracks and the front ends of the full ladle tracks are respectively used for extending to the first slag discharge port and the second slag discharge port, the first slag discharge port switches and the second slag discharge port switches are closer to the slag discharge ports than the rotary switches, and are arranged in the form of X. The application is mainly used for conveying the slag ladles.

This invention discloses a method for preparing a spatially confined copper-based catalyst for activating persulfate degradation of organic pollutants in water: (1) Dissolve nano-oxide materials and carbon sources in a solvent, stir thoroughly, centrifuge, dry, and then calcine the resulting powder at high temperature. After cooling, etch with an etching solution, centrifuge, and dry to obtain spatially confined carbon spheres; (2) Disperse the spatially confined carbon spheres obtained in step (1) with copper salt and precipitant in water, centrifuge, dry, and then calcine the resulting powder at high temperature. After cooling, the spatially confined copper-based catalyst is obtained. This invention also includes the spatially confined copper-based catalyst prepared by the above method and its application in activating persulfate degradation of organic pollutants in water. By constructing a carbon sphere-CuO heterostructure catalytic structure with spatial confinement effect, the synergistic effect of spatial confinement, interfacial electronic coupling, and active sites is fully utilized, achieving multiple synergistic regulation of pollutant enrichment, rapid electron transport, and selective activation of persulfate. Compared with traditional copper-based catalytic systems, this invention can effectively regulate the generation pathway of reactive oxygen species, significantly improve the utilization efficiency of persulfate and the selectivity of pollutant degradation, and significantly enhance the stability, anti-interference ability and recycling performance of the catalyst. It can be widely used in the deep purification of recalcitrant organic pollutants such as pesticides, antibiotics, and phenols, as well as in the treatment of complex wastewater.

The invention belongs to the technical field of water heating devices, and discloses a dual-energy water heating device which is mainly used for solving the problems that when an existing dual-energy water heating device combining gas heating and heat pump heating shares one heat exchange system, the heat exchange efficiency is low, and control is difficult. The dual-energy water heating device is provided with the gas heating module and the heat pump heating module which are independent, two sets of independent heat exchange systems are arranged on the basis of different heating principles of the two heating modules, and a gas and heat pump combined operation mode can be adopted; when a small amount of water (heat preservation energy consumption or hot water circulation) is used, only the heat pump heating module is used for working, when a large amount of water is used, the gas heating module is started to achieve rapid reheating, when cold water is heated for the first time, operation can be conducted at the same time, control is relatively simple, and cost is low. And the two heat exchange systems adopted in the invention not only can ensure long-acting work of the heat exchange systems, but also can improve the heat exchange efficiency of different heat exchange systems in different heating systems.

The invention relates to the field of electroplating equipment, in particular to a submerged roller leakage-proof device which comprises a plating solution pool and a submerged roller, the plating solution pool is provided with an outer ring plate and an inner partition plate, the inner partition plate is located on the inner side of the outer ring plate, an overflow space is formed between the outer ring plate and the inner partition plate, and due to the arrangement of the overflow space, plating solution cannot generate pressure on the outer ring plate; the plating solution is difficult to leak out from the outer ring plate, so that the safety of the production environment in the coating process is ensured; and meanwhile, the outer ring plate and the inner partition plate are both provided with mounting holes allowing the submerged roller to penetrate through, and the two ends of the submerged roller penetrate through the mounting holes in the inner partition plate and the outer ring plate at the same time, so that the submerged roller can be driven by power outside the plating solution pool, and it is guaranteed that the submerged roller can complete coating work with the quality and quantity guaranteed. The coating device has the advantages that enough power is guaranteed in the coating process to a certain extent, meanwhile, the coating liquid can be effectively prevented from leaking, and the safety of the production environment can be guaranteed while the coating quality is guaranteed.

The invention relates to the technical field of edible mushroom inoculation chamber air disinfection, in particular to an edible mushroom inoculation chamber ozone air disinfection machine which comprises a box body, a telescopic support, a fixing block, a sliding groove and a cavity cover, the box body is provided with the telescopic support, the fixing block and the cavity cover, and the sliding groove allowing the cavity cover to slide is formed in the fixing block. One side of the fixing block is provided with the sliding groove, the device further comprises a reduction generation mechanism and a circulation mechanism, the reduction generation mechanism is fixedly installed in the box body, the reduction generation mechanism ionizes and heats part of flowing air through the processing cavity, and the circulation mechanism opens and closes the cavity cover by means of an opening and closing cavity cover. Three working states of ozone generation, circular disinfection and ozone reduction are realized, and the air circulation efficiency is improved through the air cavity and the diversion trench; and air in the edible mushroom inoculation chamber rapidly enters the generation and reduction mechanism through the circulation mechanism to rapidly realize exchange, so that the disinfection time is shortened.

The invention discloses a mutant double-enzyme catalyst, application and an (S)-vitrin synthesis method, and relates to the technical field of bioengineering.Methylglyoxal reductase GRE2 (A) of candida glabrata and phosphite dehydrogenase PTDH of methylotrophicus are used as sources for modification, mutants of the candida glabrata and the phosphite dehydrogenase PTDH are screened, and the mutant double-enzyme catalyst is obtained. The key residues influencing the enzymatic properties of the initial methylglyoxal reductase and the phosphite dehydrogenase are determined, and the methylglyoxal reductase mutant and the phosphite dehydrogenase mutant with high activity are obtained at the same time. The two mutants with the highest utilization efficiency have a good catalytic effect in a reaction for catalyzing beta-acetone xyloside to prepare (S)-bose in a 22T reaction system, the overall catalytic efficiency is improved by about 43%, and the cost is reduced by about 8%.

The invention relates to a corn starch sugar production device based on MVR technology and a production process thereof. The device comprises a base, an evaporation box and a steam generating chamber are arranged on the base, the evaporation box is connected with the steam generating chamber through two circulation pipes, and further comprises: an adaptive mechanism, which is arranged on the circulation pipe and comprises a rotating assembly and an elastic energy storage assembly, the rotating assembly is connected and rotatably mounted on an impeller in the circulation pipe, the rotating assembly rotates when steam circulates in the circulation pipe, and drives the elastic energy storage assembly to store energy; a boosting mechanism, which is installed on the steam generating chamber and connected with the elastic energy storage assembly, the boosting mechanism comprises a radius variable pulley group and a transmission structure, the transmission structure can drive a boosting device in the steam generating chamber to move, a drive chain is sleeved between the radius variable pulley group and the transmission structure, when the elastic energy storage assembly stores energy, the diameter of the radius variable pulley group changes, so that the action amplitude of the boosting device changes, and the boosting device is controlled.

This utility model discloses a blow molding die for a blow molding machine, including a support and a die slidably disposed inside the support. The die includes a left half and a right half symmetrically arranged. Electric push rods for driving the left and right half to move and close the die are respectively provided on the left and right sides of the support, corresponding to the left and right half. Both the left and right half have cavities matching the product shape, and micropore arrays are distributed on the surface of the cavities. Both the left and right half have a combined venting system, which includes a main venting groove extending along the die mating surface and an auxiliary venting channel communicating with the micropore array. This utility model, by setting a micropore array on the surface of the die cavity and cooperating with the combined venting system, allows gas in thin-walled areas to be quickly discharged, avoiding bubble defects and significantly improving product surface quality and yield.

The application discloses a light-weight large-flux sterilization transfer device and method for experimental animal facilities, and belongs to the technical field of disinfection and sterilization transfer, which comprises a sterilization cabin, a loading cabin and an unloading cabin, and the loading cabin and the unloading cabin are arranged on the two sides of the sterilization cabin respectively; the sterilization cabin comprises a plastic film and a supporting frame, and the inside of the supporting frame is provided with a circulating pipeline. The application has the beneficial effects that: the supporting frame and the airtight plastic film are adopted to construct the sterilization cabin, a large flexible light-weight airtight space is formed, the device is light and easy to assemble, the vaporized hydrogen peroxide pipe is injected into the heat-insulating circulating pipeline of the supporting frame, the heat loss of the vaporized hydrogen peroxide pipe can be avoided, the vaporized hydrogen peroxide can uniformly act on the surface of the object at a stable concentration through the setting of the air inlet hole and the air return hole in the sterilization cabin, the air exchange efficiency is improved, the sterilization effect is improved, and then the vaporized hydrogen peroxide which is not fully reacted can be returned through the circulating pipeline, so that the rapid circulation is realized.

The application discloses a kind of injection molding equipment and process of large-diameter polyethylene elbow.The equipment includes extruder, injection mold and mold driving system.Injection mold adopts coaxial 90-degree arc-shaped outer mold and inner mold assembly spliced by unit module to form closed forming cavity.Mold driving system is half-round guiding cage structure, and built-in power wheel driving mold is rotated in its interior according to half-round path.The extruder is connected with injection pipe of mold distribution cover, and polyethylene melt is continuously injected into forming cavity from bottom to top.The injection molding process is balanced feeding by multiple injection pipes, and forced cooling by spray pipe, to realize one-step injection molding of large-diameter polyethylene elbow.The equipment cooperates with corresponding assembly, injection molding, cooling, demolding and reassembly process steps, solves the forming problem of large-diameter PE elbow, and has the advantages of modularity, adjustability, high efficiency and good forming quality.

The utility model discloses a faucet water leakage test device which comprises a support frame, a test water tank, a first telescopic cylinder and a test frame, and the test frame is provided with a plurality of groups of clamping assemblies. The clamping assembly seals the inner wall of the faucet through an air inlet pipe, a pressurizing pipe and an annular elastic body, a second telescopic cylinder drives a translation cam to be in linkage with a guide wheel and a driven shaft, and the pressurizing pipe is controlled to axially slide to extrude the elastic body. The test frame is driven by the first telescopic cylinder to lift and immersed in the test water tank, compressed air is introduced through the air inlet hose, and bubbles are observed to judge the water leakage condition. The equipment can synchronously detect a plurality of faucets, realizes automatic clamping and sealing through mechanical linkage, combines air pressure detection and automatic control, improves the detection efficiency and precision, is suitable for industrial batch quality inspection, and solves the problems of low efficiency, large error and poor compatibility of traditional manual detection.

The application discloses an air preheater, which comprises a flue gas channel, an air channel and a plurality of heat pipes, each of the heat pipes has a first pipe section located in the flue gas channel and a second pipe section located in the air channel, the first pipe section forms a first included angle a with the horizontal direction, and the second pipe section forms a second included angle β with the horizontal direction, wherein 0°<a<β<30°. When the air preheater is arranged on a vertical flue at an outlet of a boiler, the second pipe section and the first pipe section of the heat pipe both form an included angle greater than 0° with the horizontal line, and the included angle of the second pipe section with the horizontal line is greater than that of the first pipe section with the horizontal line, so that the working medium can flow back at a faster speed after being condensed into a liquid state, and meanwhile, the working medium can flow to the second pipe section at a faster speed after being evaporated into a gaseous state due to the smaller included angle of the first pipe section with the horizontal line, and therefore, the working medium in the heat pipe can circulate at a faster speed, and the heat transfer effect and the heat exchange efficiency are improved.

The invention relates to the technical field of burn patches, in particular to a burn patch for skin wound treatment and a preparation method thereof.The method comprises the steps that a stirrer is used for dissolving active ingredients and collagen into a solvent to output a mixed solution, silica gel and nylon textile cloth are bonded to output an adhesive film patch, and the adhesive film patch is obtained; coating the mixed solution on one side of the nylon textile cloth of the adhesive film paste; the hot air circulating oven is used for drying the adhesive film paste coated with the mixed solution, a cutting machine is used for cutting the dried adhesive film paste, and the silica gel side of the cut adhesive film paste is punched to output the burn paste; determining the preparation stability of the burn patch based on the variance of the concentration of the mixed solution; if the preparation stability does not meet the requirement, adjusting the rotating speed of a stirring motor of a stirrer; and if the forming effectiveness does not meet the requirement, the cutter feeding amount of the cutting machine is adjusted. The preparation stability of the burn patch is improved.

The utility model discloses a novel double-circulation ozone sterilization cabinet which comprises a sterilization cabinet body and a front door plate hinged to the surface of the sterilization cabinet body through hinges, an ozone generator is installed on the outer wall of one side of the sterilization cabinet body, and inner hollow plates are fixed to the two inner walls of the sterilization cabinet body. Wherein a two-way circulating ozone exhaust mechanism is mounted in one inner hollow plate, and a gas outlet pipe connected with the gas outlet end of the ozone generator is mounted at the gas inlet end of the two-way circulating ozone exhaust mechanism. Through the arrangement of the two-way circulating ozone exhaust mechanism and the exhaust assembly, the circulating speed of ozone gas in the sterilization cabinet is effectively increased, the ozone gas can quickly circulate in two directions, non-uniform flow caused by a single direction is avoided, and it is helpful for ensuring that ozone can fully cover all areas in the sterilization cabinet.

The utility model provides a liner structure of an oven or a steaming oven, which comprises a box body shell and a liner inner cavity, cavities for uniformizing temperature are arranged on two sides of the liner inner cavity, fans and drivers for driving the fans to rotate are arranged in the cavities, side plates are arranged between the cavities and the liner inner cavity, and the side plates are connected with the liner inner cavity. At least one first air hole is formed in the position, corresponding to the fan, of the side plate; at least one second air hole is formed in the periphery of the side plate or the position corresponding to the periphery of the fan. The inner cavity of the inner container is uniform in temperature, good in steaming and baking effect and high in heating efficiency.

The utility model discloses a cooling device for bottle cap injection molding, and relates to the technical field of mold design. The cooling device for bottle cap injection molding comprises a fixed mold, a sprue gate is formed in the middle of the upper end of the interior of the fixed mold, an ejector rod with the hollow interior and the open upper end and the open lower end is arranged at the lower end of the fixed mold, an insert is connected to the upper end of the interior of the ejector rod, a hole is formed in the insert, a water separation piece is connected to the middle of the interior of the ejector rod, and the water separation piece is connected to the lower end of the ejector rod. The upper end of the water-proof piece is connected with the middle of the interior of the insert, the opening of the lower end of the ejector rod is connected with a hollow connector with openings in the left side and the right side, the interior of the connector is also connected with the water-proof piece, the water-proof piece in the connector is fixedly connected with the water-proof piece in the ejector rod, and the outer side of the upper end of the ejector rod is sleeved with a movable mold plate; and the outer side of the movable mold plate is connected with an outer side movable mold plate, and the upper end of the outer side movable mold plate is tightly attached to an opening in the lower end of the interior of the fixed mold.