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513 results about "Agricultural Product Processing" patented technology

Clothing cloth drying equipment

The invention relates to the technical field of drying equipment, in particular to clothing cloth drying equipment. The clothing cloth drying equipment comprises a box body, a discharging shaft for discharging cloths, a drying module, an ironing module, an air-drying module, a rolling shaft for rolling the cloths and a controller. The top of the left side of the box body is provided with a storinghole for storing the cloths, a damping piece mounted at the bottom of the box body is arranged under the storing hole, and the discharging shaft is vertically mounted on the damping piece. The dryingmodule is used for drying the cloths, the ironing module is used for ironing the cloths, and the air-drying module is used for air-drying the ironed cloths. The rolling shaft is located on the rightside of the air-drying module, a material taking hole for taking out the cloths is formed in the top of the box body over the rolling shaft, the rolling shaft is driven through a rolling motor, and the rolling motor is electrically connected with the controller. The clothing cloth drying equipment is mainly suitable for being used in a clothing manufacturing shop and has the characteristics that the size is small, the weight is small, the price is low, and energy consumption is little.
Owner:ANHUI YIXIN TEXTILE TECH CO LTD

A dumpling skin conveyor

ActiveCN224429030UScrew threadThreaded rod
This utility model discloses a dumpling wrapper conveyor, relating to the field of dumpling production technology. The utility model includes a conveying assembly, lifting plates, threaded cylinders, and mounting plates. The conveying assembly includes a frame and fixed shafts. Two frames are symmetrically arranged, and several fixed shafts are positioned between the two frames. The two ends of the fixed shafts are respectively fixed to the output ends of the two frames. Lifting plates are symmetrically arranged below the conveying assembly. Each lifting plate has a mounting plate at its bottom, and each mounting plate has a threaded rod symmetrically fixed to its top. Each threaded rod has a threaded cylinder threadedly connected to its periphery. This utility model, by setting up the conveying assembly, lifting plates, threaded cylinders, and mounting plates, solves the problems of dumpling wrapper conveyors easily sticking together due to water seepage not drying in time, affecting the conveying quality of dumpling wrappers, and the inconvenience of changing the height difference during dumpling wrapper conveying.
Owner:HENAN JIUXIAOJIAOYANG KITCHEN FOOD CO LTD

A dyeing and finishing method for polyester-coated basalt yarn

PendingCN122304216APolyesterYarn
This invention discloses a dyeing and finishing method for polyester-coated basalt core yarn, which comprises a basalt core material and a polyester coating layer. The method includes: winding the core yarn into a double-tapered dyeing bobbin with a winding density of 0.30-0.40 g / cm³; alternating cyclic degreasing under 30-50℃ and 0.05-0.10 MPa cyclic pressure differential conditions; performing staged temperature-increasing dyeing at 0.7-0.9℃ / min to 58-62℃, 0.9-1.1℃ / min to 88-92℃, and 0.4-0.6℃ / min to 128-132℃, with different cyclic pressure differentials used in the heating and holding stages; and performing reduction washing, neutralization, tension-free hot air drying, and balancing after dyeing. This method can improve the problems of excessive burrs and strong itching sensation on the surface of the dyed core yarn.
Owner:ANTA (CHINA) CO LTD +1

Marine product drying device

The utility model discloses a kind of seafood drying device, including cleaning device and transmission type drying device, transmission type drying device includes transmission frame, and transmission frame is provided with multiple drying trays for placing the seafood;The front section of transmission frame is provided with air-drying section, and the middle rear section of transmission frame is provided with drying section;The bottom of air-drying section is provided with air-drying base plate, and air-drying base plate includes disc body and multiple air outlets in the disc body and towards the drying tray;Drying section includes heat-insulating cover, reflecting cover and multiple heating pipes;Multiple heating pipes are spaced apart in the length direction of transmission frame and arranged above drying tray, reflecting cover is covered above each heating pipe, and reflecting cover reflects the heat of heating pipe downward;Heat-insulating cover is arranged above and both sides of reflecting cover.This seafood drying device can improve drying efficiency and reduce energy consumption.
Owner:WANTING EQUIPMENT TECHNOLOGY (SANMING) CO LTD

A water-resistant non-isocyanate-based polyurethane adhesive, its preparation method and application

This invention provides a water-resistant, non-isocyanate-based polyurethane adhesive, its preparation method, and its applications. The adhesive features a cross-linked network structure obtained by reacting a trifunctional five-membered cyclic carbonate with tris(2-aminoethyl)amine; the trifunctional five-membered cyclic carbonate has the structure shown in Formula I. This non-isocyanate-based polyurethane adhesive is suitable for a wider range of environmental conditions and applications. It can be used not only in dry environments but also maintains good adhesion performance in humid, high-humidity, and even underwater environments, unaffected by moisture. Even after being submerged underwater for a period of time, its adhesive strength after removal and air drying is still similar to that of the unsubmerged sample, thus meeting the bonding requirements in humid environments, such as bonding items in bathrooms, kitchens, and outdoor construction. This expands the application field of polyurethane adhesives, providing a more reliable solution for various industrial and civilian bonding needs.
Owner:CHANGCHUN INSTITUTE OF APPLIED CHEMISTRY CHINESE ACADEMY OF SCIENCES

A damp-proof and mildew-proof wall

This application provides a moisture-proof and mildew-proof wall panel, comprising: a main body assembly and a drainage assembly. The main body assembly includes a first wall panel and a second wall panel bolted to the first wall panel. A placement cavity is provided between the first wall panel and the second wall panel. The drainage assembly includes a water-absorbing layer disposed within the placement cavity, a blower disposed at the top of the placement cavity, and a drainage channel disposed at the bottom of the placement cavity and opposite to the blower. The drainage channel communicates with the outside. When the blower is turned on, it generates an airflow from the top of the placement cavity to the bottom of the placement cavity, drying the water-absorbing layer. Moisture in the water-absorbing layer flows from the top of the placement cavity to the bottom of the placement cavity and is blown towards the drainage channel. This structure improves drainage efficiency.
Owner:SHENZHEN XINYA CONSTR ENG CO LTD

A milking parlour drying apparatus

The utility model discloses a kind of milking hall drying devices, including support, setting in the support medicated bath and being evenly set in the spray washing device of the medicated bath in, massager, the medicated bath includes inner basin and is placed in the outer basin of the inner basin, and with the outer basin between the inner basin constitutes air supply cavity, the outer basin is provided with air inlet, the air inlet is communicated with a air supply device by pipeline, the inner basin is provided with, the air outlet is located above the massager. Its by setting air supply cavity and air outlet on medicated bath, after medicated bath is completed, milk cow can be air supply to air outlet by air supply device, and the teat of milk cow is air dried, avoid in subsequent milking process teat and milk liner inner wall slide, reduce the damage of relative sliding of teat and milk liner inner wall to cow udder;Reduce air leakage, accelerate the speed of milk.
Owner:SICHUAN NEW HOPE DAIRY BREEDING CO LTD

Method for co-stabilization of fly ash and sludge

ActiveCN119661042BSlagHazardous substance
The present application relates to waste treatment and solidification technical field, disclose a kind of fly ash slag and sludge collaborative solidification treatment method, comprising the following steps: S1, raw material pretreatment: using centrifugal dehydrator fly ash is dewatered to moisture content is less than 10%, and by vibrating screen and jaw crusher fly ash and slag are treated to particle size is between 0.5-2 mm;Using belt filter press sludge is dewatered to moisture content is less than 30%, then in hot air drying furnace it is dried to moisture content is less than 10%;S2, raw material mixing: after pretreatment fly ash, slag and sludge are mixed according to set mass ratio;S3, add solidification agent: solidification agent is added to mixture, and is uniformly stirred.By optimizing proportioning and selecting suitable solidification agent, the problem of insufficient stability of solidified body and incomplete sealing of harmful substances is solved, and by raw material treatment, adding solidification agent and solidification agent optimization, the problem of poor heavy metal sealing effect and high processing cost is solved.
Owner:SHAOGUAN GREEN RECYCLING RESOURCE DEV CO LTD

A method for segmental steaming and fixing of a blended fabric

The present application relates to a kind of blended fabric segmented steaming fixation method, comprising the following steps: blended fabric is sequentially carried out desizing, kiering, bleaching and mercerizing treatment, and pretreatment blended fabric is obtained after drying;Using composite reagent on pretreatment blended fabric is carried out padding treatment or vacuum-assisted foam impregnation treatment, and pre-treatment blended fabric is obtained after hot air drying;Prepare dye liquor, and after using dye liquor on pre-treatment blended fabric is carried out dye liquor padding treatment, then carry out segmented steaming fixation treatment, and after sequentially washing, drying, setting, obtain dyed blended fabric.The present application uses the composite reagent containing Ageratina pichurini ethanol extract and simmondsia chinensis seed oil to carry out padding treatment or vacuum-assisted foam impregnation treatment on blended fabric before dyeing, then carries out segmented steaming fixation treatment, can significantly improve the tensile strength and wash fastness of blended fabric, while giving blended fabric good gloss, and can make blended fabric keep better perspiration fastness.
Owner:SHANGHAI GAOFAN TECHNOLOGY CO LTD

A kind of not dry adhesive label airing rack

The utility model discloses a kind of not dry adhesive label airing rack, wherein, the device solves the problem of transportation and mesh disassembly when current not dry adhesive label air drying, including the clamping plate being provided with two groups in the shell, the clamping plate is equipped with a clamping groove, the clamping groove is designed as slope, the clamping groove mortise connects the limiting column, the first mortise is fixedly installed in the limiting column bottom, the third mortise is fixedly installed in the limiting column top, in the first mortise and the third mortise middle part, the second mortise is slidably installed on the limiting column, the second connecting rod is fixedly installed in the uppermost of the limiting column, the second connecting rod is fixedly installed on the pressing plate, the third spring is sleeved between the pressing plate and the second connecting rod, by pressing the pressing plate to make the clamping plate clamp or release the mesh to realize quick disassembly, the bottom disc is installed with gyro wheel, to realize the flexible movement of airing rack.
Owner:常州卡乐福信息技术有限公司

A plastic strip suction-blowing integrated air-drying machine system

The utility model relates to the technical field of plastic strip drying, and disclose a kind of plastic strip suction and blow integrated air-drying machine system, including device box, suction box, water scraping mechanism and blow box, fan and water tank are provided in device box, the plastic strip suction and blow integrated air-drying machine system, fan and water tank are provided in device box, suction pipe is provided between fan input and water tank, communication pipe is provided between suction box and water tank, blow pipe is provided between blow box and fan output, double air drying is carried out to plastic strip by suction box and blow box cooperation, and water removal treatment is carried out to plastic strip passing through suction box by water scraping mechanism, water drop will be inhaled into water tank by negative pressure generated by fan and be collected, efficiency is improved by double air drying and water scraping water removal treatment combination.
Owner:ZHONGWEI (HENAN) NEW MATERIAL TECH CO LTD

A multi-element metal composite magnesium-aluminum spinel-containing refractory material and a preparation method thereof

PendingCN122145159AImprove basic mechanical propertiesInhibition of hydrationAlloyHeat treated
The application belongs to the technical field of refractory materials, and relates to a multi-metal composite magnesium-alumina spinel-containing refractory material and a preparation method thereof. The material of the magnesium-alumina spinel-containing refractory material is one of SiC-MgAl2O4, Al2O3-MgAl2O4 and MgO-MgAl2O4; the main body of components of the magnesium-alumina spinel-containing refractory material is granular SiC, Al2O3 and MgO as aggregate and a mixture of fine powder and micro powder composed of MgAl2O4 as matrix, and the components contain metal Al and Al-Mg alloy; the magnesium-alumina spinel-containing refractory material is prepared through hot air drying at 150-200 DEG C for 8-24 hours, and high-temperature sintering is not needed; the magnesium-alumina spinel-containing refractory material is a composite refractory material with alpha-SiC or corundum or periclase as main crystal phase and magnesium-alumina spinel as secondary crystal phase. The application realizes that the formed green body only needs to be treated at low temperature not higher than 200 DEG C, and can meet good mechanical properties, structural stability and corrosion resistance in a use temperature range of 25-1600 DEG C, and the built-in hot work thermal reserve can realize high mechanical strength and volume stability from normal temperature to the highest use environment through the waste heat in the oven heating process.
Owner:SINOSTEEL LUOYANG INSTITUTE OF REFRACTORIES RESEARCH CO LTD

Automatic sample bottle cleaning system

The utility model discloses an automatic sample bottle cleaning system which comprises a feeding conveying mechanism, a sample bottle rotating frame, an ultrasonic cleaning device, a rinsing device, an air drying device and a bottle shifting mechanism, the sample bottle rotating frame comprises a main shaft capable of rotating, three groups of sample bottle frames are fixed on the main shaft, a plurality of sample bottles are arranged on the sample bottle frames in a sliding mode, and the ultrasonic cleaning device is arranged on the main shaft. The ultrasonic cleaning device, the rinsing device and the air drying device are respectively arranged in one-to-one correspondence with the three groups of sample bottle racks, a connecting passage is arranged between every two adjacent groups of sample bottle racks, and the bottle shifting mechanism is used for pushing sample bottles to move between the sample bottle racks and the connecting passages and pushing the sample bottles in the sample bottle racks to discharge; the discharging end of the feeding conveying mechanism is connected with the feeding end of the sample bottle rotating frame. Compared with the prior art, the ultrasonic cleaning, rinsing and air drying can be simultaneously carried out on the sample bottles in the three sample bottle racks, and the automatic transfer of the sample bottles among different working procedures can be completed.
Owner:CHANGSHA KAIYUAN INSTR

An automatic detection and stacking production line for ceramic green bodies and a working method thereof

PendingCN122443955AControl systemGas supply
The present application relates to the technical field of ceramic production automation, and particularly relates to a kind of automatic detection and stacking production line of ceramic green body and working method thereof.The production line includes empty tray unstacking and full tray stacking unit, tray, green body handling and detection unit, stacking station and control system.The empty tray unstacking and full tray stacking unit is provided with lifting platform, which can be respectively docked with empty tray storage bin, stacking station and full tray storage bin at different height positions.The tray is integrated with air float plate, which is automatically docked with female connector of stacking station through male connector.The green body handling and detection unit is provided with vacuum chuck assembly, rotary detection table, hot air drying device and visual detection assembly, and the visual detection assembly realizes comprehensive detection of annular green body top, outer sidewall and inner sidewall.The present application realizes zero-impact stacking through air float plate integrated in the tray, and realizes air supply of the tray through automatic air connection, so that the structure is compact, detection is comprehensive, stacking is lossless, and it is suitable for automatic production of various ceramic green bodies.
Owner:成都正西机器人有限公司

Rapid air-drying and testing equipment for soil samples

This utility model relates to the field of soil testing technology and discloses a combined rapid air-drying and testing device for soil samples. The device includes a housing with a sieving mechanism inside for sieving and air-drying. The bottom of the housing has a storage mechanism for storing a desiccant. A blower mechanism is located on the right side of the housing. A drying chamber is located at the lower end of the inner wall of the housing. A feeding pipe is connected to the bottom of the drying chamber, and a testing chamber is connected to the bottom of the feeding pipe. An inlet is connected to the top of the housing. The sieving mechanism includes a screen box. In this utility model, soil is first placed into the housing through the inlet. The soil then falls into the screen box. A cylinder drives a push rod to extend and retract, causing a scraper to scrape against the top of the screen box. This allows for sieving according to the size of the soil particles, facilitating subsequent air-drying and separate testing.
Owner:SHANDONG ZHIHE BITUO ENVIRONMENTAL PROTECTION TECH CO LTD

A stain-resistant fabric, a stain-resistant high-speed rail seat, and a method for preparing the stain-resistant fabric.

This invention discloses a stain-resistant fabric, a stain-resistant high-speed rail seat, and a method for preparing the stain-resistant fabric, relating to the field of high-speed rail seat manufacturing technology. This invention synthesizes a fabric modification system with five synergistic effects: stain resistance, wear resistance, flame retardancy, antistatic properties, and comfort, through grafting of organosilicon prepolymer with a fluorinated hybrid stain-resistant agent and combining it with a weak cationic system. Its core innovation lies in integrating plasma activation with a cationic interface anchoring promoter and natural air-drying chemical anchoring technology, chemically anchoring the functional layer to the fiber surface. This solves the problem of easy detachment due to physical adsorption of traditional functional layers, exhibiting excellent wear resistance and durability. Simultaneously, the component design with consistent ionic properties ensures system compatibility and uniform coating, while the natural air-drying process preserves the fabric's soft feel. Applying this fabric to high-speed rail seats significantly improves stain resistance, ease of cleaning, and long-term durability, which is of significant value in enhancing the quality of high-speed rail interiors.
Owner:SHANDONG XINLONGSHENG RAIL TRANSIT CO LTD

Stainless steel plate surface coloring device

This utility model discloses a stainless steel plate surface coloring device, including a worktable. Two electric slide rails are symmetrically installed on one side of the top of the worktable. The electric slide rails are connected to two adhesive rollers through their own sliding blocks. A coloring box is installed in the middle of the top of the worktable. The beneficial effects are as follows: Through the design of the electric slide rails and adhesive rollers, the stainless steel plate passes through the adhesive rollers before coloring. The adhesive rollers adhere and clean the dust and impurities on the surface of the stainless steel plate, preventing them from remaining on the surface and ensuring consistent surface smoothness. This effectively guarantees the uniformity of coloring the stainless steel plate. Through the design of the blower and heating rod, after the stainless steel plate undergoes chemical oxidation coloring, the blower can dry excess liquid, and the heating rod design achieves hot air drying of the stainless steel plate, avoiding the problem of yellow spots caused by liquid residue.
Owner:SHANDONG HONGWANG INDUSTRY CO LTD

A vehicle-mounted refrigerator with independent air-cooled refrigeration system and condensate air drying function

This invention discloses a vehicle-mounted refrigerator with an independent air-cooling system and condensate drying function. It includes a cabinet and a detachable refrigeration unit. The cabinet has a refrigeration cavity inside, and a mounting cavity adjacent to the refrigeration cavity is located on one side of the cabinet. An opening is located on one side of the mounting cavity. The refrigeration unit includes a bracket and a compressor, condenser, and evaporator mounted on the bracket and interconnected. A fan is mounted above the evaporator. The bracket aligns with the opening, and after alignment, the evaporator and fan are located within the mounting cavity. An air outlet is located on the side wall of the refrigeration cavity corresponding to the fan position, and an air inlet is located below the evaporator. A water storage box is mounted on the lower side of the bracket, and a heating element is installed inside the water storage box. This invention, through modular layout optimization and a low-cost condensate treatment system design, results in a vehicle-mounted refrigerator with high manufacturing yield, controllable cost, and high reliability.
Owner:FOSHAN ALPICOOL ELECTRIC APPLIANCE CO LTD

A die casting all-around cooling device

ActiveCN224444548UDie castingCooling chamber
This utility model discloses a comprehensive cooling device for die-cast parts, belonging to the field of die-casting production. It includes a cooling chamber with an inlet and an outlet on each side. A conveyor support is installed within the cooling chamber, extending from both ends of the inlet and outlet. Several conveyor rollers are mounted on the conveyor support. Several high-pressure nozzles are positioned above the cooling chamber and above the conveyor support, spraying cooling gas towards the conveyor support. A power box and an air collection box are located on both sides of the conveyor support, corresponding to the ends of the conveyor rollers. The power box contains a power transmission device. The conveyor rollers are hollow tubes, with one end closed and extending into the power box and connected to the power transmission device, and the other end open and extending into the air collection box. Several protrusions are provided on the surface of the hollow tubes, with air jet holes around the protrusions communicating with the interior of the hollow tube. This structure not only enables rapid comprehensive cooling of the die-cast parts after water cooling but also allows for rapid air drying of the die-cast parts.
Owner:HAOGANG MECHANICAL SCI & TECH (SHANDONG) CO LTD

Preparation methods and applications of high-temperature heat-absorbing artificial aggregates

PendingCN122277132AEpoxyParaffin wax
This invention discloses a method for preparing and applying high-temperature heat-absorbing artificial aggregate. The method includes: placing a molten and cooled high-temperature heat-absorbing material in paraffin wax and stirring to obtain a paraffin-coated high-temperature heat-absorbing material; sequentially cooling and air-drying the paraffin-coated high-temperature heat-absorbing material obtained in the above steps; and finally, using cement and epoxy resin to perform a secondary encapsulation of the paraffin-coated high-temperature heat-absorbing material to obtain the high-temperature heat-absorbing artificial aggregate. The preparation method of this invention is simple and has good application prospects. The cement and epoxy resin used in the prepared high-temperature heat-absorbing aggregate serve as the outer shell of the aggregate, ensuring that the high-temperature heat-absorbing material inside the aggregate does not leak out at room temperature and can absorb heat at high temperatures. This effectively slows down the temperature rise inside ultra-high performance concrete, reduces thermal damage to ultra-high performance concrete, reduces crack formation, and improves the high-temperature performance of ultra-high performance concrete structures.
Owner:FUZHOU UNIV

Trolley for air drying of blind holes for manufacturing formwork

The utility model relates to the technical field of mold shell blind hole air drying, in particular to a trolley for manufacturing mold shell blind hole air drying, which comprises a moving frame, a clamping mechanism arranged above the moving frame, and an air drying mechanism used for air drying of workpiece blind holes and located below the moving frame. A speed adjusting structure used for increasing the flow speed when the blind hole of the workpiece is air-dried is arranged above the air blowing pipe. The device has the beneficial effects that air is supplied to the interior of the blind hole of the workpiece through the air drying mechanism, when the blind hole is in a curve shape, airflow is changed into spiral vortex airflow through the speed adjusting structure, air is driven to enter the interior of the blind hole in a vortex flowing mode, the air speed when air is supplied to the blind hole is increased, the flowing speed of the air is increased, and the work efficiency is improved. The contact area between air and the inner wall of the blind hole is increased, the air drying time in the blind hole of the workpiece is shortened, and the workpiece production efficiency is improved.
Owner:HENAN TUOZHU IND CO LTD

A confirmation test device for detecting bacillus cereus

The utility model discloses a kind of confirmation experimental devices for Bacillus cereus detection with wax sample, including transparent detection box, two magnetic seats are symmetrically installed in the upper end in transparent detection box, two magnetic seats upper end are fixed with glass slide by magnetic block, the upper end of transparent detection box is provided with several syringes, the lower end of syringe is connected with the upper end of hard long connecting pipe by pipe joint, the lower end of several long connecting pipes is located above glass slide, the uppermost of glass slide is also provided with horn head, the upper end of horn head is connected with air duct and air bag, the lower end of transparent detection box is set in the liquid collection box outside, compared with prior art, the beneficial effects of the utility model are: when carrying out confirmation experiment, each kind of reagent needed for dyeing is respectively loaded into different syringes, reagent is made to drop on glass slide by long connecting pipe by pushing syringe to carry out dyeing, air flow is generated by extruding air bag and acts on magnetic seat, realize air drying.
Owner:LIAONING PROVINCIAL INSPECTION & TESTING CERTIFICATION CENT

Aerated drying fermentation apparatus with gas circulation

This utility model belongs to the field of food processing and discloses a gas circulation air-drying fermentation device, including a fermentation chamber; a main unit for temperature control and dehumidification is provided on either side of the fermentation chamber, and the main unit is provided with an air intake for air intake and an air supply for air supply; a return air pipe and an air inlet pipe are installed on the top surface of the fermentation chamber, extending horizontally away from the main unit, and the ends of the return air pipe and the air inlet pipe away from the main unit are both closed; the return air pipe is connected to the air intake and has multiple return air inlets; the air inlet pipe is connected to the air supply and has multiple air inlets, which are arranged along the axis of the air inlet pipe; a fresh air pipe is provided at the end of the return air pipe away from the main unit, and the fresh air pipe is connected to the return air pipe, and a first control valve is provided in the fresh air pipe; this effectively solves the problem in the prior art of directly injecting fresh air through the air inlet of the fermentation chamber, which easily leads to sudden changes in local environmental parameters and uneven gas mixing in the fermentation chamber.
Owner:GUANGZHOU HUANGSHANGHUANG GRP +1

Transparent anti-fog composite coating and preparation method and application thereof

The application discloses a kind of transparent anti-fog composite coating and its preparation method and application, belong to coating material technical field.The application is prepared with deionized water as solvent, respectively, and the mixture of two is obtained SiO2 / PAA anti-fog transparent composite coating with silica nanoparticle dispersion liquid and polyacrylic acid solution;Subsequently, substrate is cleaned, dried and is treated by plasma surface activation, and coating is added to the surface of pretreated substrate after using blade coating film, finally, transparent anti-fog composite coating is obtained in hot curing in air drying oven.The transparent anti-fog composite coating prepared by the application has good anti-fog performance, the average transmittance of visible light (380~750 nm) reaches 92%, has good durability and self-repairing function.The coating and its coated product can be applied in medical devices, optical devices, building and automotive glass and other fields.
Owner:BEIHANG UNIV

A process for refining PCB circuit pattern etching

This invention relates to the field of printed circuit board manufacturing technology and discloses a fine etching process for PCB circuit patterns. The process includes injecting a fine etching composition comprising deionized water, hydrochloric acid, copper chloride dihydrate, anhydrous magnesium chloride, p-toluenesulfonic acid monohydrate, polyethylene glycol, and 2-mercaptobenzimidazole into a circulating working tank of an etching machine; setting the temperature of the working solution in the circulating working tank; sending the substrate to be etched, after dry film development, into a spray section; activating the spray array and setting the spray pressure to etch the substrate; and rapidly rinsing the etched substrate in a deionized water washing section, followed by strong air drying to obtain the circuit pattern. This invention reduces surface tension through specific components to promote solution penetration into the microstructure, utilizes an organic corrosion inhibitor to form a stable protective layer on the trench sidewalls, and combines the vertical impact of the nozzle jet on the bottom, leveraging the difference between mechanical force and chemical adsorption force to achieve anisotropic etching, thus suppressing lateral corrosion of fine circuits.
Owner:QUZHOU TANIGI ELECTRONICS CO LTD

A shared autonomous car washing device

This utility model relates to the technical field of self-service car wash equipment, specifically disclosing a shared self-service car wash equipment, including: a self-service washing equipment body; and a drying component, which is disposed on one side of the self-service washing equipment body and is used to dry the washed electric vehicle. The drying component includes a first outer shell fixedly connected to the self-service washing equipment body, and a support block is fixedly connected to the end of the inner cavity of the first outer shell away from the self-service washing equipment body. By providing a drying component, the electric vehicle can be dried after washing, avoiding the use of towels and causing secondary pollution, and reducing user fatigue. By providing a limiting component, the position of the air duct can be limited, preventing the air duct from piling up on the ground and causing wear, thus extending the service life of the air duct. By providing a handle component, the airflow intensity can be adjusted as needed.
Owner:SHENZHEN PENGTU BRAND MANAGEMENT CO LTD

A coating treatment apparatus

The utility model discloses a kind of coating treatment equipment, comprising: heating component, liquid storage component, control component, monitoring component and air-drying component.The utility model in multiple groups of flow pipeline are equipped with temperature sensor, liquid level flowmeter and pressure sensor, cooperate peristaltic pump, switching valve and pipe clamp valve and form closed-loop control system, the accurate control of pressure, flow and temperature when synchronously coating treatment to multiple pipes, effectively shorten single batch processing time, while, can effectively improve coating uniformity, and reduce product failure rate;Multiple groups of flow pipeline end are provided with non-return valve, and with air air-drying pipeline T type butt joint, emptying and airflow introduction are realized by switching valve, and connecting part is inclined, cooperate certain pressure air pressure cleaning before coating treatment can fully exclude residual liquid, when filling grafting liquid from top to bottom, air bubble can be fully discharged.
Owner:SUNNATECH SCI CO LTD

Oilfield air compressor sled

ActiveCN224479016UBuffer tankAir treatment
This utility model relates to the field of gas drying technology, specifically to an air compressor skid for oil fields, including a skid base and an air compressor unit, a drying unit, an air buffer tank unit, and a manifold integrated on the skid base. The drying unit includes a refrigerated dryer. The air buffer tank unit includes a tank body, with its inlet connected to the air compressor unit and its outlet connected to the inlet pipe of the refrigerated dryer. The manifold includes a first horizontal pipe, a second horizontal pipe, and a riser. One end of the first horizontal pipe is connected to the exhaust pipe of the refrigerated dryer, and the other end is connected to the top of the riser. The bottom of the riser is connected to the second horizontal pipe. A pressure reducing valve is installed on the second horizontal pipe, and both the riser and the second horizontal pipe have outlets. In this utility model, compressed air pre-treated by the air buffer tank unit is then refrigerated and dried in the refrigerated dryer, improving the air drying accuracy and reducing the moisture content. The air manifold forms both a high-pressure outlet and a low-pressure outlet, offering strong adaptability.
Owner:SHANDONG WANBANG PETROLEUM TECH CO LTD