36results about How to "Prevent hardening" patented technology

The invention discloses PSE-like chicken breast composite gel soft food suitable for people with dysphagia and a preparation method of the PSE-like chicken breast composite gel soft food, and belongs to the field of food processing. The raw materials of the composite gel soft food comprise PSE-like chicken breast, konjac glucomannan and a sodium chloride solution, and the preparation method comprises the following steps: adding a mixed solution of konjac glucomannan and sodium chloride into PSE-like chicken breast, stirring, carrying out heating treatment after uniform stirring, and then cooling to obtain the PSE-like chicken breast composite gel soft food. The prepared food is stable in total protein content, can effectively make up for insufficient intake of meat protein caused by limited feeding of people with dysphagia, and prevents malnutrition; the product texture meets the swallowing requirement, reaches the IDDSI level 5 or level 6 standard, can effectively reduce the risk of food residue and aspiration in the swallowing process, and has nutrition balance and food safety.

The utility model discloses a gun needle sealing mechanism which comprises a first sealing block and a second sealing block, the first sealing block is arranged on the outer surface of a gun needle, the two ends of the first sealing block are each provided with a first spring seal, and the two first spring seals are both arranged on the outer surface of the gun needle in a sleeving mode; a first sealing assembly is arranged on the outer side of the first sealing block and arranged between the first sealing block and the spray gun shell. The second sealing block is arranged on the outer surface of the gun needle, a second spring seal is arranged on the outer side of the second sealing block, the second spring seal is arranged between the second sealing block and the spray gun shell, a second sealing assembly is arranged in the second sealing block, and the second sealing assembly is arranged between the second sealing block and the gun needle. The second sealing assembly is arranged on the outer surface of the gun needle in a sleeving mode. According to the spray gun, slurry such as glaze can be effectively prevented from being hardened in the gap between the gun needle and the spray gun shell, then the gun needle can be effectively prevented from being clamped, and the service life of the spray gun is prolonged.

The invention provides an end sealing and cooling structure for a plunger. The end sealing and cooling structure for the plunger comprises a sealing sleeve and the plunger arranged on the core portion of the sealing sleeve in a penetrating mode. A threaded sleeve, a water jacket, a three-stage sealing structure and a guide sleeve are sequentially arranged between the plunger and the sealing sleeve; annular cooling flow channels are formed between the water jacket and the plunger and between the water jacket and the sealing sleeve respectively. The annular cooling flow channels are communicated with a cooling medium inlet and a cooling medium outlet in the sealing sleeve. A pressure detection device is arranged on the quick-change connector at the cooling medium outlet; the three-stage sealing structure comprises three UN sealing rings and three supporting rings, and the UN sealing rings and the supporting rings are arranged at intervals; an annular groove is formed in the UN sealing ring, an annular protrusion is arranged on the supporting ring, and the annular protrusion is connected with the annular groove in an inserted mode. The problems that an existing sealing structure is prone to failure in the high-temperature and high-pressure environment, and sealing failure cannot be found in time are solved.

This invention discloses a harmless treatment device for livestock and poultry breeding waste, belonging to the field of anaerobic treatment technology. To address the problem of biogas suffocation during biogas digester use, leading to a significant reduction in effective gas production and affecting digester safety, as well as poor gas-liquid separation during gas collection and severe liquid contamination in biogas, resulting in low pure gas capture rates, the invention includes a biogas digester body and an inlet connected to one side of the digester body. A skylight cover is fixed to the upper center of the digester body, and ventilation ports are provided on both sides of the bottom surface of the skylight cover. This invention enables the collection and circulation of biogas from within the liquid. Combined with the ventilation ports and guide pipes, it collects and circulates the naturally rising biogas within the digester body, improving biogas collection efficiency while preventing scum and foam from covering the gas-liquid interface, thus avoiding suffocation of biogas and affecting biogas collection efficiency and pressure safety within the digester body.

The utility model relates to the technical field of corn production, and disclose a kind of corn fertilizing device, including cart, and the top surface of cart is provided with fertilizing mechanism and stirring mechanism, and fertilizing mechanism includes support assembly and fertilizing assembly, and support assembly is located at the side of fertilizing assembly. By setting up fertilizing mechanism, by setting up first support frame to install box, simultaneously by setting up first motor to drive first bevel gear and second bevel gear to engage, to carry out multiple stirring operation to the fertilizer in the box, to effectively prevent the hardening phenomenon of fertilizer in the box, it is convenient for corn to fertilize;By setting up stirring mechanism, by setting up second motor to drive second rotating rod to rotate, simultaneously provided with first hydraulic rod moves L-shaped plate, so that first support plate and box reciprocate, ensure that fertilizer is accurately applied to the root area of corn, meet the needs of different growth stages, facilitate corn production.

The application relates to the technical field of glass steel equipment, and relates to a glass steel biological filter deodorization equipment. The deodorization equipment comprises a biological pool and a pre-washing pool. The pre-washing pool is provided with a circulating pipeline, odor gas enters the pre-washing pool through the circulating pipeline, the pre-washing pool is filled with water covering the water inlet position, and a flow guide member for slowing down the gas flow speed is arranged on the inner side of the water inlet end of the pre-washing pool. A wind pipe and a shunt cavity are arranged between the biological pool and the pre-washing pool and are connected in front and back. The input end of the wind pipe is located on the top of the water outlet end of the pre-washing pool. The wind pipe is an n-shaped channel structure. The wind pipe is provided with a first spraying device. The shunt cavity is located at the bottom of the biological pool. The biological pool is provided with a stirrer. The application can help solve the problems of poor gas-liquid mixing effect and easy hardening and difficult maintenance of the biological pool.

The application discloses a drainage bag with an antibacterial functional layer and a preparation process thereof, and relates to the technical field of medical materials, and comprises the following steps: adding modified montmorillonite into N, N'-dimethylacetamide, uniformly mixing through ultrasonic, adding a polyurethane film, ultrasonic immersion for 60-120 min, drying, and obtaining a drainage bag substrate; adding polylactic acid into N, N-dimethylformamide, uniformly stirring and mixing, adding modified nano zinc oxide, uniformly mixing through ultrasonic, and then performing electrospinning to obtain an antibacterial coating fiber film; placing the antibacterial coating fiber film on the inner side surface of the drainage bag substrate, high-frequency heat sealing, assembling, and obtaining the drainage bag.

The utility model relates to the technical field of valve devices, and discloses a connection type spaceflight valve device which comprises a valve body and two valve bodies arranged at the two ends of the valve body, the end, away from the valve body, of one valve body is connected with a flange, and the end, away from the valve body, of the flange is provided with a small isolation flange gasket. The valve body comprises a valve ball, a valve rod, a connecting cover, a low-temperature RPTFE packing combination, a spinning cover and an anti-loosening assembly. The upper end and the lower end of the low-temperature RPTFE filler combination are connected to the interior of the connecting cover by adopting an embedded structure; the rotary pressing cover is rotationally mounted in the connecting cover through threads, and the rotary pressing cover is pressed in the connecting cover through the anti-loosening assembly; the anti-loosening assembly comprises a clamp and a clamp spring gasket. Through the triple sealing structure of the metal sealing ring, the low-temperature RPTFE packing combination and the small isolation flange gasket, the sealing grade is effectively improved, the sealing stability is enhanced, the device is suitable for vacuum, low-temperature and special atmosphere environments, and the high requirement of an aerospace system for the sealing performance is met.

This invention relates to the field of plastic processing technology, and more specifically, to a plastic granule cooling device, comprising: a frame; a main body mounted on the frame, with an inlet and an outlet at both ends of the main body respectively communicating with its interior, an air inlet at the bottom of the main body and an exhaust outlet at the top; a screw rotatably mounted inside the main body, with spiral blades on the outer wall of the screw, and multiple heat dissipation protrusions on the surface of the spiral blades along the spiral direction; a rotating device mounted at the inlet end of the main body, with the output end of the rotating device coaxially and fixedly connected to the screw; and a cooling air system communicating with the air inlet and / or the exhaust outlet. The heat dissipation protrusions can generate local turbulence and disturbance during the flow of plastic granules, continuously breaking down the thermal boundary layer between the plastic granules and the spiral blades, avoiding the increase in thermal resistance caused by the thickening of the boundary layer, and enabling heat to be continuously and efficiently transferred from the granules to the spiral blades, thereby enhancing the cooling effect.

The utility model provides a drying device for drying sludge by using waste oil, which relates to the technical field of sludge treatment devices and comprises a wet sludge conveyor inserted into a frying and drying tank, a molding plate is welded at a discharge port of the wet sludge conveyor, a round hole is formed in the surface of the molding plate and communicated with a connecting pipe, and the diameter of the connecting pipe is the same as that of the round hole. The end, deviating from the molding plate, of the connecting pipe is connected with a feeding port of a drying screw conveyor, and the drying screw conveyor penetrates out of a discharging port of the frying and drying tank and is arranged above the dry sludge bin; the technical problems that in the prior art, the drying period is long, cooperative treatment with waste oil is not achieved, and resources are wasted are solved, and the technical effects that energy consumption is reduced, drying time is shortened, sludge and waste oil are synchronously treated, and resources are cooperatively utilized are achieved.

The invention discloses a hot air circulation molten plastic recycling granulator and a method thereof, and belongs to the technical field of granulators, the hot air circulation molten plastic recycling granulator comprises a steel belt conveying assembly, the steel belt conveying assembly comprises an adjustable driving assembly and a cooling assembly, and the adjustable driving assembly is connected with the cooling assembly; the driving end of the adjustable driving assembly is connected with a dripping assembly used for evenly discharging granules, and the discharging end of the dripping assembly is located above the input end of the adjustable driving assembly. The dripping assembly comprises a heat preservation assembly, a feeding assembly and a rotary discharging assembly. The feeding end of the feeding assembly is connected with a hot air circulation melting assembly. The hot air circulation melting assembly comprises a pressurizing assembly, a stirring assembly and a hot air circulation assembly. The top of the stirring assembly is connected with a sealed feeding assembly used for sealed feeding. In this way, after waste plastic enters the inner cylinder through the sealed feeding assembly, the sealed feeding assembly is used for blocking, hot air in the tank body is prevented from being discharged, heat loss is avoided, and energy conservation and consumption reduction are achieved.

The application relates to the technical field of fabric support, in particular to a wrinkle-preventing silk fabric suspension type shaping support structure, which comprises a suspension support, a top plate, a cloth winding shaft, an auxiliary beating assembly and a wrinkle-removing positioning assembly, the top plate is fixedly connected at the top of the suspension support, and the wrinkle-removing positioning assembly is installed at the side of the suspension support close to the auxiliary beating assembly. The wrinkle-preventing silk fabric suspension type shaping support structure of the application simulates the natural unfolding effect of manual beating through low-frequency vibration of the auxiliary beating assembly, and avoids the damage of high temperature or chemical treatment to silk fibers. The cloth winding shaft symmetrically winds large-size silk fabrics, so that the fabrics are uniformly stressed in a suspension state, and folding marks are completely eliminated, and meanwhile, the transverse occupied space is saved; the fabric is gently pressed against the fabric edge by rotating the handle to drive the threaded rod, so that the vertical direction of the fabric is maintained, and oblique distortion wrinkles are avoided; the limiting block ensures that the fabric does not displace during beating, and the wrinkle-removing efficiency is improved.

This invention discloses a manufacturing equipment and method for hot roughing universal joints used in metallurgical steel rolling. The equipment includes a worktable with four support legs at its bottom and a central control system at its top. It also includes a speed-changing support mechanism mounted on the top of the worktable, with two fixing mechanisms on the mechanism. The two fixing mechanisms respectively fix the universal joint and a flange. This supports the universal joint and the flange, enabling synchronous rotation and position adjustment, providing stable support for subsequent welding, straightening, and other processes. This device significantly improves welding quality by refining grains and dispersing impurities through multi-field coupling; avoiding surface damage through non-contact creep straightening; achieving micron-level straightening through ultrasonic rolling; forming a deep residual compressive stress layer to improve fatigue resistance; reducing human error through automated closed-loop control; adapting to various workpiece specifications; and significantly improving efficiency and reducing costs through integrated processing.

This invention discloses a fertilization device for the ecological cultivation of Chinese medicinal herbs, relating to the field of agricultural planting technology. It includes a spreading bucket, multiple discharge pipes at the bottom of the spreading bucket, valves on the discharge pipes, and an electric walking track at the bottom of the spreading bucket. A feeding rack is installed inside the spreading bucket, forming a semi-cylindrical storage space to hold fertilizer. Multiple through holes are located at the center of the arc-shaped surface of the feeding rack, directly below the discharge pipes. This invention allows the dispersing rack and separating plate to move laterally within the feeding rack, dispersing the fertilizer inside and effectively preventing fertilizer compaction. This ensures the fertilizer falls onto the soil surface after conforming to the specifications of the through holes, improving the quality of fertilizer application. Simultaneously, a rotating bending rod and a stirring rod can rotate along a path perpendicular to the lateral movement path of the dispersing rack, further agitating the fertilizer and improving the uniformity of fertilization.

The utility model discloses an energy-saving attapulgite adsorbent granulator, which belongs to the technical field of adsorbent production, and comprises a granulator body and a feed pipe arranged at the top of the granulator body, and further comprises a feed hopper arranged at the top of the feed pipe; the anti-blocking assembly is arranged on the side wall of the feeding hopper; the anti-blocking assembly comprises a rotating rod movably connected to the side wall of the feeding hopper, a stirring unit arranged on the outer side of the rotating rod and an adjusting unit arranged at the top of the stirring unit, a pushing unit is arranged between the adjusting unit and the rotating rod, and the stirring unit comprises a rotating cylinder movably arranged on the outer side of the rotating rod and a first stirring rod installed on the inner wall of the rotating cylinder; second stirring rods are installed on the outer side of the rotating rod, and the second stirring rods and the first stirring rods are arranged in a staggered mode. By means of the anti-blocking assembly, the situation that the feeding hopper is blocked is avoided.

The invention discloses low-C-high-Mn-Ni-Cu corrosion-resistant L555-grade subsea pipeline steel and a preparation method thereof, belongs to the technical field of subsea pipeline steel manufacturing, and aims to solve the technical problem that existing L555-grade pipeline steel is poor in corrosion resistance and low-temperature toughness. The low-C high-Mn-Ni-Cu corrosion-resistant L555-grade subsea pipeline steel provided by the invention is prepared from the following components in percentage by mass: 0.031 to 0.045 percent of C, 2.00 to 2.10 percent of Mn, 0.15 to 0.22 percent of Si, 0.60 to 0.80 percent of Ni, 0.31 to 0.40 percent of Cu, 0.15 to 0.20 percent of Cr, 0.020 to 0.030 percent of Nb, 0.010 to 0.015 percent of Ti, less than or equal to 0.008 percent of P, less than or equal to 0.002 percent of S, less than or equal to 0.004 percent of N and the balance of Fe and inevitable impurities. The L555-grade subsea pipeline steel provided by the invention has good corrosion resistance and low-temperature toughness, and is suitable for deepwater drilling riser main pipes and other pressure-bearing service components.

This utility model discloses an anti-deviation and friction-reducing belt with a wavy groove, belonging to the technical field of material conveying equipment. The belt includes a belt body (1), characterized in that: at least one groove (4) extending along the belt length direction is provided on the non-load-bearing surface (3) of the belt body, and the cross-sectional profile of the groove (4) is a periodically undulating wavy shape, which is composed of alternating and continuously arranged protrusions (41) and depressions (42).

This application provides a caviar-encased cheese popping pearl and its preparation method. The caviar-encased cheese popping pearl includes popping pearl particles and a protective liquid. The popping pearl particles include an inner core and a colloidal solution. The inner core includes the following components in the indicated mass percentages: calcium lactate 1%-2%, calcium chloride 0.05%-0.1%, white sugar 20%-30%, guar gum 0.01%-0.03%, xanthan gum 0.1%-0.2%, gellan gum 0.01%-0.05%, cream cheese 10%-20%, citric acid 0.2%-0.4%, and caviar 2%-5%, with the balance being water. By using a combination of xanthan gum, guar gum, and gellan gum, caviar can adhere to popping boba particles using the compounded colloids. Gellan gum provides good viscosity and gel strength. When used in combination with xanthan gum and guar gum, the viscosity of xanthan gum has a synergistic effect on the entire colloid system. By controlling the amount of guar gum, xanthan gum, and gellan gum, the adhesion of caviar particles can be ensured, while preventing excessive gellan gum from hardening the surface of the popping boba and ensuring the taste of the finished product.

The utility model relates to a gluing mechanism for a coated white board, which comprises a U-shaped frame, a gluing mechanism, a gluing mechanism and a gluing mechanism, wherein a U-shaped frame front cover is fixedly arranged at one end of the U-shaped frame, a U-shaped frame rear cover is fixedly arranged at the other end of the U-shaped frame, and guide grooves are respectively formed in two sides The guide rail is arranged in the guide groove, and a guide key penetrates through the guide rail; the gluing mechanism is arranged in the U-shaped frame, and the two sides of the gluing mechanism are connected with the guide keys correspondingly; one end of the lead screw is arranged on the U-shaped frame front cover, the other end of the lead screw is arranged on the U-shaped frame rear cover, the lead screw is arranged on the ball sliding block in a penetrating mode, and the ball sliding block is fixedly arranged on the gluing mechanism; the spraying mechanism is fixedly arranged on the gluing mechanism, and the spraying mechanism sprays out a glue removing solvent and is used for removing glue remaining on the gluing mechanism. The glue removing device has the advantages that glue removing solvent is sprayed out through the spraying mechanism, glue is prevented from being hardened and accumulated, the cleaning efficiency is further improved, the glue coating mechanism is driven by the lead screw to move, the movement is more stable, and the glue coating uniformity is further improved.

The utility model belongs to the technical field of chemical equipment, and discloses an anti-blocking chemical reaction kettle which comprises a kettle body, and a kettle body discharge pipe is fixedly communicated with a discharge port of the kettle body; a feeding funnel is mounted at the bottom in the kettle body, the circumferential outer edge end of the feeding funnel abuts against the circumferential wall face of the inner side of the kettle body, and a funnel discharging pipe of the feeding funnel is coaxially and slidably connected into a kettle body discharging pipe; a vibration auxiliary feeding assembly is installed at the bottom of the kettle body and comprises a first driving motor, a driving shaft and a striking block, the driving shaft is arranged in the radial direction of the kettle body discharging pipe, the first end of the driving shaft is in transmission connection with the first driving motor, one end of the striking block is in transmission connection with the second end of the driving shaft, and the other end of the striking block can abut against the outer wall face of the hopper body; a plurality of elastic telescopic supporting legs are vertically mounted on the bottom end surface in the kettle body at intervals, and the top ends of the elastic telescopic supporting legs are propped against and supported on the lower side wall surface of the hopper body. According to the reaction kettle, adhered and accumulated materials can be discharged when being vibrated, so that the problem of material blockage is effectively solved, and the material cleaning efficiency is improved.

The utility model relates to the technical field of wastewater filtering equipment, and discloses a coal-containing wastewater filtering device which comprises a filtering tank, two mounting plates are fixedly connected to the inner side wall of the filtering tank, and a vibration mechanism is arranged at the top ends of the two mounting plates; and the vibration mechanism comprises two vibration motors, and the two vibration motors are fixedly connected to the top end of the mounting plate. In the utility model, the eccentric wheel is arranged in the inner cavity of the shell, the guide groove for the vibration plate to move is arranged at the top of the shell, the positioning hole is arranged in the guide groove, and the positioning column at the bottom of the vibration plate can slide in the positioning hole. The vibration motor drives the rotating shaft to rotate the eccentric wheel, and the eccentric wheel exerts a periodic extrusion effect on the vibration plate, so that the vibration plate generates periodic vibration on the plastic grid for supporting the filter material layer. The vibration effect is beneficial for loosening the filter material layer, preventing the hardening phenomenon of the filter layer and ensuring the smoothness of a filter channel.

The utility model relates to natural gas pressure regulating technical field, concretely relates to a CNG pressure regulating device for generator, the auxiliary heater of this design provides external heat supplement for the CNG gas that passes through pressure reducing valve through electric heating or engine circulating water heating mode, prevents system icing, avoids blocking pressure reducer valve, diaphragm hole and gas pipeline, thereby guarantees gas continuous supply and engine stable operation, simultaneously, the suitable temperature environment maintained by auxiliary heater protects the sealing element such as rubber diaphragm and O ring in the pressure reducer, prevents its hardening, fragile because of extremely low temperature, has guaranteed the sealing property and functional effectiveness of pressure reducer, besides, multistage pressure reducing valve cooperates intelligent flowmeter, has realized the accurate control and stable output of gas pressure, has reduced the influence of gas temperature fluctuation to density, and then has guaranteed the accurate control of engine electronic control unit to air-fuel ratio, has improved engine power, acceleration performance and combustion efficiency.

The invention discloses an explosion-proof device for an underground coal mine. The explosion-proof device comprises a base; the suction device comprises a suction cylinder mounted on the base, a column frame is mounted on the suction cylinder, and an adsorption device is further arranged in the column frame; the early warning device comprises a plurality of side shell covers and an elliptical filter cylinder, the side shell covers are distributed along the circumference of the outer side of the column frame, opposite outer filter holes and inner filter holes are distributed in the cylinder wall of the elliptical filter cylinder, the inner filter holes are covered with the side shell covers, suction ports used for communicating the column frame with the inner filter holes are formed in the side shell covers, and a mist spray pipe is arranged at the axis of the elliptical filter cylinder; a cleaning mechanism is arranged on the mist spraying pipe, a monitoring box used for collecting pulverized coal is arranged at the lower end of the side shell cover, a liquid inlet pipe connected with the mist spraying pipe is arranged in the monitoring box, the accuracy and reliability of abnormal judgment of the coal dust concentration are improved, and concentration monitoring and trend early warning are achieved.

The present application relates to a kind of livestock manure normal pressure oxidation preparation water-soluble fertilizer method and multistage processing device, including adjusting homogenizing tank, with adjusting homogenizing tank connection anaerobic hydrolysis tank, with anaerobic hydrolysis tank connection normal pressure oxidation tank, with normal pressure oxidation tank connection coagulation precipitation tank, with coagulation precipitation tank connection filter device and with filter device connection pH adjusting tank;Filter device includes filter shell and the chain plate type grid filter structure in filter shell;The bottom of filter shell is detachably connected with an auxiliary cleaning assembly, for the sediment at the bottom of filter device is cleaned.The auxiliary cleaning assembly is arranged in the bottom of filter shell in the present application, driven link is pushed sliding block in wave sliding groove reciprocating sliding by driven link, in turn drive cleaning plate to do compound motion, the cleaning piece on the bottom of cleaning plate is cleaned to the sediment on the surface of support plate, the surface of cleaning piece is scraped to filter plate, and sediment is scraped down in time.

The utility model provides a glue discharging device which comprises an installation frame assembly, a glue discharging assembly and a glue discharging assembly, the installation frame assembly comprises a first installation frame, a second installation frame arranged at one end of the first installation frame and a containing barrel connected with the first installation frame, an air cylinder is arranged on the first installation frame, and a gun stock is connected to the end of a piston rod of the air cylinder and is of a U-shaped structure; the glue gun comprises a gun body part, a gun nozzle part, a fixing part and a handle part movably connected with the gun body part, the gun nozzle part is located in the placing barrel, and the handle part is located in the gun stock; the control assembly comprises an electromagnetic valve and a time switch in signal connection with the electromagnetic valve, the electromagnetic valve is arranged on the side, away from the glue gun, of the first mounting frame, one side of the electromagnetic valve is connected with the compressor through a plurality of first ventilation pipes, and the other side of the electromagnetic valve is connected with the air cylinder through a plurality of second ventilation pipes; the time switch is arranged at the end, away from the second mounting frame, of the first mounting frame. According to the automatic timing glue discharging device, automatic timing glue discharging of the glue gun can be realized, the uncertainty of manual glue discharging is avoided, and the glue discharging efficiency is improved.

This utility model discloses a reaction vessel for accelerating the synthesis of rare earth compounds, including a gas distribution and injection assembly located at the bottom of the vessel body. The gas distribution and injection assembly includes an annular porous distributor and an inlet pipe penetrating the vessel wall. The two ends of the inlet pipe are connected to the annular porous distributor and an external gas source, respectively. The top of the annular porous distributor has several uniformly distributed variable-diameter nozzles. From bottom to top along the vertical axis, each nozzle is divided into an inlet section, a straight-mouth section of equal diameter, and an outlet section. Both the inlet and outlet sections have a trumpet-shaped structure, and the straight-mouth section has an inner diameter consistent with the inner diameter of the bottom end of the inlet section and the inner diameter of the top end of the outlet section. This improves the efficiency and uniformity of the synthesis reaction and prevents material adhesion and scale formation.

This invention relates to the field of biomass silo technology, providing a planetary spiral-rotating circular cone-bottom biomass silo, comprising an outer wall, a collection hopper fixedly connected to the middle of the inner wall of the outer wall, a rotating ring rotatably connected to the lower end of the collection hopper, a tray fixedly connected to the lower end of the inner wall of the outer wall, a discharge pipe rotatably connected to the middle of the tray, the lower end of the rotating ring rotatably connected to the upper side of the tray, a fixing ring fixedly connected to the upper outer periphery of the tray, and annular rails fixedly connected to the upper inner and outer periphery of the fixing ring. By employing a planetary spiral-rotating composite motion mechanism, the spiral blades revolve around the center of the silo while continuously rotating at high speed around their own axis, forming a three-dimensional mixing and pushing effect with all-round, dead-angle-free action. This actively eliminates problems such as bridging, arching, and caking that easily occur in biomass raw materials due to their viscosity and high moisture content, preventing discharge blockage and achieving long-term continuous, uniform, and stable quantitative discharge.

The application discloses a vertical variable-temperature pressure-difference quantitative puffed nut kernel crisp processing method and a puffing equipment, and relates to the field of food processing and treatment. The method comprises the following steps: after the nut kernel raw material is cleaned and soaked, standing and draining; the pretreated nut kernel is loaded into a hanging basket in a vertical puffing tank, steam is introduced into the vertical puffing tank, the nut kernel is subjected to steaming treatment, the vertical puffing tank is heated, the water in the nut kernel is vaporized, the pressure in the tank is increased and the tank is kept warm; the pressure relief valve between the vertical puffing tank and the vacuum tank is quickly opened, the pressure in the vertical puffing tank is instantaneously reduced, the water in the nut kernel is flash evaporated, the volume of the nut kernel is expanded, and a honeycomb structure is formed; the nut kernel is continuously heated and dehydrated under vacuum until the water content of the nut kernel is reduced; heating is stopped, and the nut kernel is cooled to room temperature; and the micro-puffed crisp nut kernel is obtained. Through the above steps, the quality problems of the existing nut kernel, such as hard taste, easy oxidation, great loss of nutrients, short shelf life and serious homogenization after high-temperature roasting and frying processing, can be solved.

The utility model relates to the field of chromium-free passivation agent processing technology, concretely is a kind of chromium-free passivation agent mixed quantitative feeding device, including mixing tank, the top of mixing tank is provided with quantitative filling structure, and mixing structure is provided in mixing tank, and the bottom of mixing tank is fixedly connected with feeding valve, quantitative filling structure includes the fixed seat that can be clamped in the top of mixing tank, two feeding channels are symmetrically set up on fixed seat, and the sealing adjusting slider of position adjustable is sealing sliding fit in two feeding channels, and the quantitative hopper is fixedly installed on the upper side of two feeding channels relative side, the inner bottom of quantitative hopper is sealingly rotatably connected with the rotary cylinder, which is provided with feeding port in bottom, and dredging mechanism is connected on rotary cylinder, the utility model dredges conveniently when filling, avoids the phenomenon that the hardening is formed, improves the smoothness of filling.