18results about How to "Prevent moisture absorption" patented technology

The utility model provides a kind of solid raw material dewatering equipment for three-proofing glue production, belong to the technical field of glue production, including bearing mechanism, including adsorption tower, fixed installation in the top of adsorption tower pipe body and the sealing cover of movable installation in the top of pipe body;Mounting mechanism, including ring sleeve.The utility model is by box body and support disc to realize molecular sieve granule board whole quick replacement, greatly shorten downtime, avoid production interruption;Sealing cover and mechanical interlock's positioning assembly ensure that adsorption tower is airtight when disassembling, prevent air moisture absorption or dust leakage;Spring support and limiting structure of jacking assembly auxiliary one-key type release locking mechanism, reduce artificial intervention, avoid the risk of forcible disassembly when high temperature is not pressure relief;Prepackaged filling type molecular sieve granule board is directly replaced, and particle crushing and pipeline pollution are eliminated.These designs comprehensively improve replacement efficiency, safety and sealing, solve the production bottleneck and hidden danger of traditional replacement mode.

The utility model relates to the field of beverage bottle lid discloses a beverage bottle lid with press trigger suction accessory falling function, including the cover, the top of cover is provided with the false touch press assembly, the upper portion of cover is provided with the installation mouth, the top of cover is connected with the limit lug of fixed connection and the number is multiple, the false touch press assembly includes the protection cover, the bottom of protection cover is fixedly connected with the control pipe, the inside movable joint of control pipe has the press bar, the outside of control pipe is provided with the auxiliary pipe, the outside fixed connection of auxiliary pipe has the fixed ring, the fixed ring is fixedly connected with the inner wall of installation mouth. In the utility model, through setting false touch press assembly and setting limit lug and limit recess etc. between the cooperation of parts, the bottle cap can be effectively protected, the false trigger of bottle cap in the process of transportation or selling can be effectively avoided, is more practical.

The utility model discloses a heating tube sealing structure and baking tray, aim at solving the existing heating tube seal not thoroughly, the assembly stability is poor and so on. The structure contains heating disc, its inside is equipped with magnesium oxide filler, and the first, second heating tube cold needle is projected with respectively two ends, and there is the heating wire that penetrates heating disc and is wrapped by magnesium oxide filler between two cold needles. In addition, still be equipped with first conducting rod subassembly and second conducting rod subassembly, two respectively with the both ends sealed connection of heating disc. This design through both ends conducting rod subassembly and the close seal of heating disc, can bear the gas expansion pressure in pipe, prevent gas leakage, maintain the pressure balance in pipe, enhance the sealing reliability, effectively solve the sealing problem caused by gas expansion. Meanwhile, the structure reduces the dependence on the size precision of single component, even if the size error exists in component processing, can realize good sealing connection, reduces the unstable situation of assembly caused by size deviation, improves the stability and success rate of assembly.

The invention discloses a micro negative pressure separation system for a graphite material super-crushing process, which comprises the following steps: firstly, carrying out ultrasonic pre-dispersion on super-crushed graphite powder under the protection of inert gas, so that agglomerated particles are dissociated to form uniform suspended powder cloud; and then sealed feeding between the normal-pressure area and the negative-pressure grading area is achieved through a spiral airlock mechanism. In a negative pressure environment, powder is sequentially subjected to coarse separation of the speed increasing channel, grading separation of the rotational flow field and dispersion conditioning under the action of the electrostatic field, and a stable gas-solid two-phase system suitable for fine screening is formed. In the fine grading part, a multi-layer ceramic membrane filtering structure is adopted to cut off the particle size of submicron-scale and nano-scale powder, and periodic regeneration of a membrane surface is realized through a pulse back flushing device, so that continuous and stable filtering flux is maintained. The system realizes closed-loop control of atmosphere through negative-pressure air exhaust and oxygen content monitoring, so that the whole process is operated under a low-oxygen condition, and graphite powder with different particle size grades, such as coarse powder, medium powder, fine powder and nano powder, is obtained.

The application provides popcorn and a preparation method thereof, and relates to the technical field of popcorn. The popcorn is prepared from pretreated corn kernels, oil and fat components and composite sugar powder. The composite sugar powder comprises isomaltulose, trehalose, allulose, natural inulin and licorice extract powder. The pretreated corn kernels are prepared from corn kernels, stevioside and glucose-based stevioside. The popcorn provided by the application can meet the characteristics of not being sticky, having a crisp taste and not being collapsed in shape. By compounding multiple functional sugar and natural extracts, the technical problems of being sticky, not having a crisp taste and having inconsistent sweet taste distribution in traditional popcorn are solved.

This invention provides a sulfide solid electrolyte synthesis apparatus and method, relating to the field of solid-state battery production technology. The synthesis apparatus includes: a sample feeding module, a bead feeding module, a ball milling module, a sieving module, a powder scraping module, and a sintering module. The sample feeding module and the bead feeding module are located upstream of the ball milling module, the sieving module and the powder scraping module are located downstream of the ball milling module, and the sintering module is located downstream of the sieving module, used for sintering the solid powder sieved by the sieving module. Through quantitative closed-loop feeding, scraping of residue from the tank wall, sieving, and direct transmission of sintering, the preparation efficiency, batch consistency, and environmental safety are significantly improved, reducing manual intervention within the glove box and eliminating moisture absorption and impurity introduction. This synthesis apparatus supports high-throughput synthesis with adjustable multi-parameter parameters, providing stable, clean, and controllable hardware support for the industrial-scale expansion of sulfide electrolytes.

This invention belongs to the field of plastic processing and packaging technology, and specifically relates to a packaging equipment and method for selling plastic granules. The equipment includes, in sequence, an intelligent storage silo, a pretreatment unit, a continuous metering unit, a protective filling unit, a laser sealing unit, a multi-dimensional detection unit, a blockchain traceability unit, and a flexible palletizing unit. All units are connected via an electrically controlled conveying platform for material transport. An external central AI control system, composed of an edge computing server and a PLC controller, communicates with each unit in real time via a bus. This invention utilizes a continuous recording unit that employs a servo screw feeder and an ultrasonic anti-arching vibrator for coordinated material feeding. Combined with real-time measurements from a Coriolis mass flow meter and a high-precision electronic scale, the central AI control system performs feedforward prediction and PID feedback closed-loop adjustment based on the particle property characteristic vector. The metering error is controlled within ≤±0.2%, with a fine-tuning compensation accuracy of ±0.1%.

The application provides a rare earth-titanium-boron composite vacuum seal welding high-density cored wire and a preparation method thereof, and belongs to the technical field of metallurgical auxiliary materials. The preparation method comprises the following steps: weighing lanthanum-cerium rare earth alloy powder, titanium powder and boron powder for batching, and then uniformly mixing under a protective atmosphere to obtain mixed powder; filling the mixed powder into a low-carbon steel cylinder after pretreatment under a protective atmosphere, and then preliminarily sealing to obtain a composite blank; performing a reduction reaction on the composite blank in hydrogen, and then performing seal welding under a vacuum condition to obtain a composite blank after vacuum seal welding; heating the composite blank after vacuum seal welding, and then performing hot drawing to obtain the cored wire. The cored wire provided by the application realizes stable composite addition of rare earth, titanium and boron with high recovery rate, and significantly improves the structure and performance of 20Mn2 steel and the like, and solves the problems of cold heading cracking, insufficient toughness and aging embrittlement.

The application relates to the technical field of chemical raw material processing equipment, in particular to a processing and crushing device for calcium thiosulfate; the device comprises a grinding box, a crushing box, a feeding hopper, a tail gas treatment mechanism and a circulating cooling mechanism. The device integrates crushing, grinding, cooling, sealing, inerting and tail gas treatment, has compact structure, occupies small area and can continuously and closedly process the calcium thiosulfate. A U-shaped circulating cooling channel is arranged in the fixed crushing roller, a grinding cooling cavity of the grinding box is also connected with a cooling medium, the crushing area and the grinding area are forcedly cooled, and the materials are effectively prevented from being decomposed due to frictional heat. The top of the crushing box is connected with a tail gas absorption box, a vacuumizing mechanism is arranged, the system is in a micro-negative pressure state, sulfur-containing gas and dust generated during the processing are sucked into the absorption box for treatment, and zero emission is realized.

This invention relates to the field of noodle processing technology, specifically to a type of buckwheat noodle and its preparation method. The raw materials for this noodle include sweet buckwheat flour, bitter buckwheat flour, quinoa flour, and yam flour, with the addition of gallic acid, chili straw ash extract, and appropriate amounts of salt, sodium bicarbonate, and warm water. All raw materials undergo screening and processing, and the chili straw ash extract is prepared according to a specific process. The preparation method includes eight steps: raw material pretreatment, dough mixing, proofing, rolling and cutting, pre-drying, steaming and shaping, cooling and drying, and packaging and storage. The process parameters for each step are optimized. This invention uses a combination of gallic acid and chili straw ash extract as a natural improver to solve the problems of poor elasticity, easy breakage, and mushy soup production in buckwheat noodles. It combines various grain flours to achieve nutritional balance, a chewy texture, and no chemical additives. The process is simple, suitable for industrial production, and effectively extends the shelf life.

This invention relates to the field of microbial preparation technology, specifically to a salt-containing probiotic composition and its preparation method, comprising the following components: refined coarse salt, modified carboxymethyl chitosan, lactic acid-gluconolactone composite acidifier, sodium alginate, calcium chloride, freeze-dried Lactobacillus plantarum powder, and trehalose; the coarse salt is treated with hydrogen peroxide to remove Fe... 2+ Oxidized to Fe 3+ Citric acid chelates Fe 3+ and Cu 2+ Tannic acid displaces Fe 3+ A coordination reaction occurs, forming a metal-polyphenol network on the surface of probiotics, providing a physical barrier protection. The lactic acid-gluconolactone complex acidifier gradually decreases the pH, allowing tannic acid to systematically capture Fe. 3+ The MPNs network grows uniformly. Sodium alginate-Ca 2+ The gel network forms a composite gel network with modified carboxymethyl chitosan, and the double protection of the MPNs network significantly improves the survival rate and functional activity of probiotics.

This invention discloses a multi-layer composite sound insulation cotton for drain pipes. It comprises, from the outside in, a release paper layer, a first butyl rubber layer, an IXPE foam layer, a second butyl vibration damping layer, and a non-woven protective layer, stacked sequentially. The first butyl rubber layer is made of modified butyl rubber; the IXPE foam layer is made of cross-linked polyethylene foam with an independent closed-cell structure; and the second butyl vibration damping layer is made of high-damping butyl rubber. The sound insulation cotton of this invention achieves low-temperature continuous bonding and initial vibration damping and waterproofing through the first butyl rubber layer; it achieves sound absorption, sound insulation, and heat preservation through the IXPE foam layer; it forms a constrained damping structure with the second butyl vibration damping layer, the first butyl rubber layer, and the IXPE foam layer to suppress pipe vibration and block sound bridge transmission; and it forms a double waterproof structure with the non-woven protective layer and the first butyl rubber layer to prevent external water vapor penetration. It integrates multiple functions such as bonding, vibration damping, sound absorption, sound insulation, heat preservation, waterproofing, and protection.

The utility model discloses a plate-shaped heat preservation roof which comprises two symmetrical purlines fixedly connected to a building roof through bolts, the tops of the two purlines are fixedly connected with a bottom plate, the top of the bottom plate is provided with a rock wool plate, the top of the rock wool plate is provided with two symmetrical inner supports, and the inner supports are fixedly connected with the bottom plate through bolts. A waterproof vapor-permeable film is installed on the tops of the two inner supports, a roof panel is installed on the top of the waterproof vapor-permeable film, L-shaped plates are fixedly connected to the left sides and the right sides of the tops of the two purlines through bolts, and the tops of the L-shaped plates are fixedly connected with the bottoms of the inner supports through bolts. According to the roof structure, the bottom plate, the rock wool plate and the waterproof vapor permeable film are installed, so that the bracket plays a role in installing an auxiliary structure during installation, the bracket can disperse the load borne by the roof structure, then the connecting plate supports the bottom of the bottom plate, and finally the connecting plate supports the bottom of the bottom plate to form a stable supporting structure.

The application belongs to the technical field of building insulation material processing and manufacturing, and particularly discloses a premixing device, which comprises a premixing host, a stirrer, an atomization spraying assembly, a storage bin, a first feeder and a drying box. The stirrer comprises a driving motor, a stirring shaft and a plurality of stirring impellers. The stirring shaft is connected with the output end of the driving motor and extends into the premixing host. The stirring impellers are arranged on the stirring shaft. The premixing device is provided. The atomization spraying assembly is used to uniformly coat the modifying additives. The storage bin is protected by inert gas to ensure the purity of raw materials. The stable feeding structure and the omnibearing stirring design are used to fully mix the raw materials, so that the problems of aerogel powder agglomeration and poor compatibility with cement-based slurry are solved, and equipment support is provided for the large-scale application of aerogel in autoclaved aerated concrete block production.

The invention relates to the technical field of ferro-titanium alloy smelting, in particular to a ferro-titanium alloy smelting process based on a composite aluminum material aluminothermy method, which specifically comprises the following steps: modifying aluminum skimmings by using an auxiliary agent for pretreatment, and preparing the ferro-titanium alloy through gradient mixing and layered distribution, aluminothermy reaction initiation and smelting. The composite fluoride-MgO compound is melted at the initial stage of the reaction, and the composite fluoride and the nano MgO form a physical-chemical dual membrane rupture effect. CaO and BaB6 micro powder are wrapped by Li2B4O7, so that the effects of protecting and avoiding layering are achieved. Internal active components are gradually released, so that the effective action time of the additive is prolonged. Li < + > and BaB6 which are released by melting Li2B4O7 react with each other to gradually generate BF3, and F <-> is chemically corroded to form synergistic membrane rupture of internal and external clamping, so that the membrane rupture efficiency is improved. CaO reacts with Li2B4O7 to generate Ca3B2O6, so that the slag phase viscosity is reduced, and the slag-metal separation is improved. And meanwhile, CaO has the desulfurization capacity, melt purification can be achieved, and the recovery rate of titanium and the alloy purity are improved.

The utility model relates to a heating device of a sponge titanium production reactor, which is mainly formed by connecting lower flanges of the reactor with flanges, and a sealing gasket is arranged between the lower flanges of the reactor and the flanges; an inner cylinder body and an outer cylinder body are arranged at the lower part of the flange, the inner cylinder body and the outer cylinder body are of structures with open upper parts and sealed bottoms, and a thermal insulation layer is arranged between the inner cylinder body and the outer cylinder body; an air inlet pipe is arranged at the side lower part of the cylinder body and is provided with a valve A; the upper part of the cylinder body is provided with a temperature measuring pipe and a deflation pipe; the deflation pipe is provided with a pressure measuring meter and a valve B; the pressure gauge is arranged at the front end of the valve B; according to the utility model, during sponge titanium distillation production, the reactor is dried, the moisture absorption phenomenon is avoided, and the production quality of sponge titanium is guaranteed; the structure is simple and operation is easy.

The utility model discloses a tin cream storage device that good sealing effect relates to tin cream storage technical field, including storage jar body, the top of storage jar body is equipped with the jar cover, the bottom of storage jar body is equipped with the jar bottom, be equipped with first connecting piece between storage jar body and jar cover. This tin cream storage device that good sealing effect adopts modularization design, can assemble and disassemble to jar cover, storage jar body and jar bottom, is convenient for maintaining and replacing to device, and it is convenient for cleaning tin cream remaining in the inside, avoids cross -contamination, is equipped with first sealing washer between storage jar body and jar cover, and is equipped with second sealing washer between storage jar body and jar bottom, can effectively improve the sealing performance of device, through sealing assembly, the air in the device is extracted, and after inert gas is injected, through the sealing block and third sealing washer of sealing assembly can improve the sealing performance, prevent tin cream hygroscopic or oxidize metamorphic, ensure welding activity.

The present application belongs to the field of coating slurry preparation. The present application provides a preparation method for improving the cleanliness and coating consistency of coating slurry and a system for preparing coating slurry. The preparation method comprises the following steps: controlling the humidity of the system to be 5-30% RH and the temperature to be 20-30 DEG C; placing the initial slurry in an initial slurry tank; controlling the slurry to pass through a multi-stage micron filter after being filtered by a filtering unit from the initial slurry tank and then enter a finished slurry tank; collecting the viscosity and particle size data of the finished slurry in the finished slurry tank; if the data are unqualified, controlling the finished slurry to return to the initial slurry tank for re-drying and filtering; or if the data are qualified, controlling the finished slurry to be transferred to a storage tank. The present application cooperatively controls the humidity and filtering precision in a dehumidified environment, accurately controls the environmental humidity and filtering parameters, improves the cleanliness and production stability of the slurry, significantly reduces the energy consumption, and reduces the energy consumption by 25-35% compared with the traditional heating and dehumidification and single-stage filtering.