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89results about How to "Prevent spillover" patented technology

Pixel demarcation layer and OLED (organic light emitting diode) device

The embodiment of the invention provides a pixel demarcation layer and an OLED (organic light emitting diode) device, and relates to the technical field of display. The attenuation state of luminous materials of each pixel unit can be identical, and in addition, the color staining caused by solution overflow can be avoided. The pixel demarcation layer comprises a plurality of openings, wherein each opening comprises a bottom surface opening, a top surface opening and a side wall, the openings at least comprise a first opening for limiting a first pixel unit and a second opening for limiting a second pixel unit, the first opening is filled with first pixel luminous materials, the second opening is filled with second pixel luminous materials, the attenuation speed of the first pixel luminous materials is lower than the attenuation speed of the second pixel luminous materials, the bottom surface opening area of the first opening is smaller than the bottom surface opening area of the second opening, the side wall of each opening is provided with a preset reference surface, the space limited by each opening comprises a main body space in the reference surface and an expansion space outside the reference surface; the expansion space size of the first opening is greater than the expansion space size of the second opening. The pixel demarcation layer is used for preparing the OLED device.
Owner:BOE TECH GRP CO LTD

Dust-free concrete production device and production process of dust-free concrete

The invention provides a dust-free concrete production device which comprises a water supply system, a slurry blender, a concrete blender, a weight sensor and a blender bracket, wherein a blending mechanism, a dust filtering device, an air outlet, a powder material input opening, a water inlet and a material discharge opening are arranged on the slurry blender; the dust filtering device covers at the air outlet of the slurry blender; a dust absorbing material is arranged in the dust filtering device; a weight display device is connected with the weight sensor; the slurry blender is hung on the blender bracket through the weight sensor; the concrete blender is arranged below or at the remote end of the slurry blender; after being blended, the slurry is conveyed to the concrete blender from the material discharge opening to be blended into concrete continuously. The slurry blender is provided with the dust filtering device, so that the phenomenon of dust over-flow during the production process is solved thoroughly, and the environment in the machining field is improved; the ingredients of the slurry are weighed and measured accurately; the working efficiency in concrete blending is improved; and the slurry blender blends the slurry more uniformly, thereby being beneficial for the improvement of the quality of the concrete.
Owner:徐州永腾建材有限公司

Colloidal electrolyte and preparation method thereof

The invention relates to an electrolyte for a lead-acid accumulator, in particular to a colloidal electrolyte and a preparation method thereof. The invention adopts the following technical scheme that the colloidal electrolyte is prepared from the following components in percentage by weight: 0.3 to 1.0 percent of silicon dioxide, 0.05 to 0.25 percent of cobaltous sulphate, 0.5 to 1.0 percent of sodium sulphide, 0.05 to 0.5 percent of stannous sulfate, 92 to 95 percent of dilute sulphuric acid of which the density is 1.330 to 1.400g / cm<3> and the balance of water of which the pH value is 7 to 9.
Owner:长兴诺力电源有限公司

Insertion and expansion type ink injecting bottle

ActiveCN105109810AThere is no overflow problemPrevent spilloverSealingBottle neckBiomedical engineering
The invention provides an insertion and expansion type ink injecting bottle. The insertion and expansion type ink injecting bottle comprises a bottle body, a liner, a needle base and an injection pipe. The bottle body comprises a bottle neck provided with a hollow cylinder. The liner is arranged in the bottle body. The bottom surface of the liner is an elastic surface. The lower end of the hollow cylinder stretches into the upper portion of the liner. The needle base is arranged in the liner through the hollow cylinder and can move up and down in the hollow cylinder. The needle base comprises a supporting base and a sleeve base, wherein the supporting base is located on the upper portion of the needle base and allows a pen body to be inserted therein, and the sleeve base is located on the lower portion of the needle base and fixedly connected with the injection pipe in a sleeving mode. The upper end of the injection pipe is exposed out of the supporting base and communicated with the outside. The lower end of the injection pipe stretches to the bottom surface of the interior of the liner and communicated with the interior of the liner. A first sealing piece connected with the pen body in a sealing mode is fixedly arranged on the supporting base. A second sealing piece connected with the sleeve base in a sealing and sleeving mode is fixedly arranged on the inner wall of the hollow cylinder. At least one ventilation channel is formed in the needle base. By the adoption of the insertion and expansion type ink injecting bottle, ink returning in a pen barrel of an ink pen can be achieved before ink injection, and ink can be prevented from overflowing.
Owner:GUANGZHOU XINQI PATENT TECH EXTENSION SERVICE CO LTD +2

Full-automatic hydraulic permeation consolidation device

PendingCN111337415AOptimizing filter press parametersImprove the efficiency of filter pressPermeability/surface area analysisWater dischargeSludge
The invention belongs to the related technical field of treatment of sludge slurry with ultrahigh water content. The full-automatic hydraulic permeation consolidation device comprises a water pressurecontrol assembly, a permeation consolidation assembly, a measuring assembly and a data acquisition assembly, the water pressure control assembly is connected with the permeation consolidation assembly, and the measuring assembly is arranged on the permeation consolidation assembly and connected with the data acquisition assembly; the consolidation device is used for realizing drainage consolidation of a soil body through pushing and friction dragging effects of seepage force of high-pressure water on a soil sample; the water pressure control assembly is used for controlling the seepage force,and the data acquisition assembly is used for acquiring the pore pressure at each depth of a soil sample in the seepage consolidation assembly, the displacement at each time and the drainage rate inreal time so as to obtain the seepage coefficients of different stages. According to the invention, the filter pressing benefit is improved, real-time and automatic acquisition of test data is realized, large errors caused by manual reading are avoided, and the test data is accurate and reliable.
Owner:HUAZHONG UNIV OF SCI & TECH

Copper smelting device with high-oxygen-enrichment double-side-blowing melting bat and operation method of copper smelting device

The invention relates to a copper smelting device with a high-oxygen-enrichment double-side-blowing melting bat and an operation method of the copper smelting device and belongs to the technical field of copper smelting devices and processes. According to the method, a large-volume hearth is used, the continuous production is performed, a single furnace is adopted so as to meet the periodic production of a PS converter, smelting slag continuously overflows from a smelting slag outlet and matte is directly discharged from a matte outlet formed in the bottom end of the hearth. During the smelting slag is discharged, the flowing direction of the smelting slag is controlled by virtue of a switching chute so that the smelting slag can be continuously discharged; the ratio of Fe to SiO2 in the smelting slag is controlled at 1.6-1.8, the ratio of a fuel to input materials is controlled at 2-2.5% and the content of copper in the smelting slag is less than or equal to 0.65%. The method has the characteristics of small construction investment, low production cost, good working environment, high degree of automation, high utilization rate of plant building and the like.
Owner:CHIFENG FUBANG COPPER

Automatic magnetic check valve

The invention relates to an automatic magnetic check valve, which comprises a cover body, an upper magnet, a valve body, a shaft seat, a valve, a lower magnet and a sealing ring, wherein the shaft seat is arranged on one side of the bottom of the valve body; the valve is hinged on the shaft seat; the upper magnet is arranged on the valve body; the lower magnet is arranged on the valve; the sealing ring is arranged between the valve and the valve body; and the upper magnet and the lower magnet are in a Z-plane asymmetric structure. When asymmetric magnets attract each other, an Fx component force not equal to zero is generated, the consistency of the repeated opening / closing action of the valve is greatly improved under the action of the Fx, and the valve is closed to be accurately attracted and sealed; the valve body has a high flow structure, so that an effective area of fluid flowing through the valve body is greatly improved; the valve body is hardly wound with hair and cotton and is cleaning-free; the valve can realize 90-degree opening in a circular pipeline, the drainage is not hindered and the flow velocity is high; and the overflow of sewage is prevented, polluted air, insects and cockroaches are prevented. The check valve is conveniently arranged at a sewage pipeline to replace the conventional water return bend, is suitable for sewage drainage, and is also suitable for other fluid pipelines with one-way flow requirement.
Owner:张成

Centrifugal extractor with stirring, mixing and feeding functions

The invention relates to a centrifugal extractor with stirring, mixing and feeding functions. The centrifugal extractor comprises a shell, a rotary drum extraction unit and a stirring and mixing unit.The rotary drum extraction unit comprises a power shaft and a rotary drum. The stirring and mixing unit is arranged just below the rotary drum extraction unit and comprises a stirring and mixing chamber, a first stirring blade assembly and a second stirring blade assembly with a certain lead angle. The stirring and mixing chamber is directly communicated with the inner cavity of the rotary drum.The power shaft extends into the inner cavity of the stirring and mixing chamber. The first stirring blade assembly and the second stirring blade assembly are both arranged in the stirring and mixingchamber and are driven by the power shaft at the same time. A light phase and a heavy phase are fully mixed in the stirring and mixing chamber, and a liquid-liquid mixed liquid is lifted under the action of the second stirring blade assembly to enter the inner cavity of the rotary drum in time, so that the mixing uniformity of the light phase and the heavy phase is ensured, the accumulation of theliquid-liquid mixed liquid in the stirring and mixing chamber is avoided, and the overflow phenomenon is avoided.
Owner:苏州增华新能源科技有限公司

Low-silver copper-based solder free of spillover phenomenon during weld period

The invention discloses a low-silver copper-based solder free of a spillover phenomenon during a weld period. Aiming at the defect that the spillover phenomenon of the solder often occurs when brazing is performed by using traditional low-silver copper-based solder, the invention aims to provide the low-silver copper-based solder which is controllable in flowability and is free of the spillover phenomenon of the traditional low-silver copper-based solder during a process of welding copper and copper alloy. The low-silver copper-based solder disclosed by the invention is realized through the following technical scheme: the low-silver copper-based solder free of the spillover phenomenon during the weld period comprises the following components in weight percent: 6.6-7.8 percent of phosphorus (P), 0.5-2.2 percent of silver (Ag), 0.01-0.4 percent of indium (In), 0.001-0.2 percent of silicon (Si), 0.001-0.1 percent of rare earth and the balance copper (Cu).
Owner:浙江信和科技股份有限公司

Humidifier

The invention relates to a humidifier. The humidifier comprises a base and a liquid storage box, wherein the base is fixedly connected with the liquid storage box, and the liquid storage box is positioned above a liquid storage tank of the base and is used for conveying liquid to the liquid storage tank; the base comprises a pedestal, a first assembly and a second assembly, and the first assembly and the second assembly are arranged on the pedestal in parallel along the horizontal direction; the first assembly comprises a first component with the liquid storage tank, the second assembly comprises a second component with a heating tank, and both the liquid storage tank and the heating tank are open upward; the liquid storage tank is communicated with the heating tank by virtue of at least one passage; the first communication position of the liquid storage tank and the passage is higher than the second communication position of the heating tank and the passage. According to the humidifier, the heating efficiency of the humidifier is improved, and the energy consumption is reduced. In addition, air in the liquid storage box is effectively prevented from being heated, so as not to press liquid in the liquid storage box into the liquid storage tank, so that the phenomenon of liquid overflowing caused by excessive liquid in the liquid storage tank is prevented.
Owner:GREE ELECTRIC APPLIANCES INC

Unisex mobile-free urinal

The invention relates to the technical field of hygienic products and particularly relates to a unisex mobile-free urinal. The invention provides the unisex mobile-free urinal, the unisex mobile-free urinal comprises a urine container and a urine receiver which are respectively provided with closed inner chambers, a first opening in the upper part of the urine container corresponds to the external structure at the bottom of the urine receiver and is movably connected with the external structure at the bottom of the urine receiver in a closed manner, a second opening corresponding to the physiological feature of a human body private part is formed in the upper part of the urine receiver, a urine guiding port is formed in the bottom of the urine receiver, a urine guiding pipe is arranged on the urine guiding port, and the urine guiding pipe is positioned in the urine container. With the combination of the human body physical structure, the unisex mobile-free urinal provided by the invention is scientific and reasonable, the body of a user is not required to move, urinating can be achieved easily in a supine position, the unisex mobile-free urinal is widely applicable to people in different ages and sexes, and the user feels more comfortable; due to the design of a split structure, more flexibility and convenience are achieved; due to the adoption of the flange on the urine receiver, the occurrence of frequent urine outflow during urine receiving is thoroughly avoided; and the container is designed to be a volume adjustable structure, and the unisex mobile-free urinal is large in volume, thereby being capable of being shared by husband and wife.
Owner:栾淑珍

Straight-through drying oven with air curtain system

The invention relates to a straight-through drying oven with an air curtain system. The straight-through drying oven comprises an inlet hood region, a fresh air curtain region, an inlet air curtain region, a preheating region, an internal air curtain region, a heating region, an outlet air curtain region, and an outlet hood region, wherein the regions are communicated with one another sequentially from front to rear. Each of the fresh air curtain region, the inlet air curtain region, the internal air curtain region and the outlet air curtain region is provided with an air curtain guide plate. Each air guide plate comprises a first angle plate and a second angle plate. A first top plate of the first angle plate and a second top plate of the second angle plate are both mounted a top wall plate of the drying oven. A gap between a first sloping plate of the first angle plate and a second sloping plate of the second angle plate forms an air passage. The air curtain guide plates in the inlet air curtain region and the outlet air curtain region prevent smoke inside the drying oven from overflowing. The air curtain guide plate in the internal air curtain region separates different temperature areas, so that temperature disturbance amongst different temperature areas is prevented effectively.
Owner:武汉东研智慧设计研究院有限公司

Suction-pressure-type dustproof powder packaging device

The invention discloses a suction-pressure-type dustproof powder packaging device. The suction-pressure-type dustproof powder packaging device comprises a fixing base, side supporting plates are fixedto the two sides of the fixing base, a sliding groove and a sliding block are arranged in each side supporting plate, and a sliding rod is fixed to the inner side wall of each sliding block; a lifting hydraulic pump is arranged at the bottom of a lifting platform, clamping grooves are formed in the two sides of the upper surface of the lifting platform, a material bag fixing port is arranged on the inner side of each clamping groove, and a material collecting bag is arranged in each material bag fixing port in a sleeved mode; a top plate is fixed to the tops of the side supporting plates, anda feeding port is arranged at the center of the top of the top plate; a discharging cover is fixed to the bottom of a discharging hopper, dust sucking boxes are arranged on the two sides of the discharging hopper, and a dust sucking air pump is arranged in each dust sucking box; and a limiting baffle is fixed to the inner wall of the discharging cover, a dust sucking pipe is located in the limiting baffle, and the discharging pipe communicates with a discharging valve. According to the suction-pressure-type dustproof powder packaging device, in the discharging process, the discharging cover and the lifting platform form a closed space, raised dust is adsorbed and recycled through the dust sucking air pumps, and the dust overflowing problem is thoroughly solved.
Owner:RUIAN SANYANG TECH

Garbage can with garbage volume monitoring function

The invention discloses a garbage can with a garbage volume monitoring function, and belongs to the technical field of design application of garbage cans. The garbage can comprises a garbage can body, an electronic control throw-in cover body and a garbage can base cover. The garbage can further comprises a solar power supply device, an ultralimit alarm device, a volume capacity monitoring device and a master control circuit module. The solar power supply device is respectively connected with the ultralimit alarm device, the volume capacity monitoring device and the master control circuit module in an electric mode, the volume capacity monitoring device is connected with the master control circuit module through an artificial circuit, and the ultralimit alarm device and the electronic control throw-in cover body are respectively connected with the master control circuit module through digital circuits. The garbage can with the garbage volume monitoring function has the advantages of being simple in structure, low in cost, easy to achieve, high-efficiency, energy-saving, safe, environment-friendly, convenient to use, practical, capable of avoiding the phenomenon of spilling over of garbage and alarming a user to clean the garbage can timely, and beneficial for environmental hygiene maintenance.
Owner:李普华

Rotary type canning equipment

The invention provides rotary type canning equipment. The rotary type canning equipment comprises a canning barrel and a canning head connected with a bottle opening of a beverage bottle, the top endof the canning barrel is connected with a liquid supply guide pipe, the outer wall of the canning barrel is provided with a plurality of fluid directors, the fluid directors are annularly and uniformly distributed, the bottom of the canning barrel is provided with a supporting column, the supporting column is of a hollow structure and is internally provided with air suction pumps, the air suctionpumps are connected with a plurality of air suction pipes, the air suction pipes extend towards the top end of the supporting column and are distributed along the bottom of the canning barrel, the distances between the adjacent air suction pipes are the same, the number of the air suction pumps is the same as that of the flow guiders, the outer edge of the canning head is provided with a groove connected with the bottle opening of the beverage bottle, a movable buckle is arranged in the groove, and the exterior of movable buckle is sleeved with a rotating mechanism. The invention discloses therotary type canning equipment which can improve the canning efficiency, guarantee the canning quality, and avoid the situations that cavities appear in the bottle and the liquid distribution is uneven.
Owner:SUZHOU HENGYIHUI TECH CO LTD

Anti-oil-leakage device used for electro-hydraulic servo valve

The invention discloses an anti-oil-leakage device used for an electro-hydraulic servo valve. The anti-oil-leakage device comprises the electro-hydraulic servo valve and a system manifold block and further comprises a plurality of stop valves and an integrated stop valve bottom block. All oil inlets and oil outlets of the electro-hydraulic servo valve are provided with the stop valves correspondingly. The multiple stop valves are integrated onto the integrated stop valve bottom block. The electro-hydraulic servo valve is connected with the system manifold block through the integrated stop valve bottom block in an overlaid mode so that oil circuit communication is achieved, the problem that oil overflows when the electro-hydraulic servo valve is inspected or replaced is solved, the situation that the overflowed oil enters a technological lubrication medium is avoided, and therefore the machining surface quality of band foil is improved.
Owner:CHINA NON-FERROUS METALS PROCESSING TECH CO LTD

Printing and dyeing auxiliary, printing and dyeing ink for textile and integrated device and preparation method thereof

The invention discloses a printing and dyeing auxiliary, printing and dyeing ink for a textile and an integrated device and a preparation method thereof. The printing and dyeing auxiliary is prepared from N-methyl-2-pyrrolidone, dyes, urea, dodecylbenzene sodium sulfate and deionized water, and the preparation method comprises the following steps: weighing and placing the N-methyl-2-pyrrolidone, the dyes, the urea, the dodecylbenzene sodium sulfate and the deionized water into corresponding containers according to weight percentage, placing the spare N-methyl-2-pyrrolidone and dyes into a stirred vessel to stir and mix uniformly, standing, then placing the spare urea, dodecylbenzene sodium sulfate and deionized water in the stirred vessel of the spare N-methyl-2-pyrrolidone and dyes to stir and mix uniformly, and filtering an obtained mixture to obtain the finished printing and dyeing auxiliary for the textile. The printing and dyeing auxiliary, the printing and dyeing ink for textile and the integrated device and the preparation method thereof avoid the complicated process of high temperature steaming, boiling and cleaning treatment of the textile, save energy, protect environment, are high in efficiency, are free from waste water discharge, and capable of reducing product cost.
Owner:北京恒隆泉科技有限公司

Regulation and control type beverage canning equipment

PendingCN112456422AAesthetically pleasingSolve the prone to foamLiquid bottlingEngineeringBottle
The invention provides regulation and control type beverage canning equipment. The regulation and control type beverage canning equipment comprises a transverse rod and a conveying belt arranged belowthe transverse rod, a plurality of canning heads are arranged at the bottom end of the transverse rod at intervals, the canning heads are rotationally connected with the transverse rod through shaftholes and shaft pins, the transverse rod can ascend and descend horizontally and move transversely at the same time, a plurality of fixing plates are arranged on the conveying belt, rotating bracketsare arranged on the fixing plates, the rotating brackets are used for containing beverage bottles, a liquid filling pipe and an air exhaust pipe are arranged on the transverse rod, the canning heads are of double-connector structures, first channels and second channels which are separated from each other are arranged in the canning heads, the liquid filling pipe is connected with the first channels, the air exhaust pipe is connected with the second channels, liquid filling heads are arranged at the other ends of the first channels, and air exhaust heads are arranged at the other ends of the second channels. By means of the regulation and control type beverage canning equipment, the floating foam generation amount in the beverage bottles can be reduced, the qualified rate of canned finishedproducts is increased, and meanwhile the canning speed can be increased.
Owner:SUZHOU HENGYIHUI TECH CO LTD

Mammary gland catheter injector

A mammary gland catheter injector comprises a needle cylinder and a needle head. The needle head is in a hard hollow pipe shape. An arc bottom face is arranged at the lower end of the needle head. The bottom face protrudes outwards. Grooves are formed in the outer side and the bottom of the needle head. Needle holes are formed in the middle of the grooves. The needle holes are communicated with a needle head inner pipe. The end of the needle head is smooth and cannot damage a mammary gland catheter of a patient, the pain of the patient is lowered, a hard structure can go in and out of the mammary gland catheter conveniently, radiography liquid flowing is convenient, radiography liquid flows out along the grooves downwards, the phenomenon of overflowing is avoided, and radiography effect is guaranteed.
Owner:霍强

Test tube rack

The invention provides a test tube rack, relates to the technical field of test devices, and solves the technical problem of poor test tube fixing stability by a test tube rack in the prior art. The test tube rack comprises a base and at least one bracket arranged on the base, wherein multiple first insertion holes are formed in each bracket side by side, insertion slots enabling two ends of the bracket to be through are formed in the transverse direction of the bracket, first clamping plates are arranged in the insertion slots in a sliding manner, and multiple first clamp holes which correspond to the first insertion holes and can limit test tubes located in the first insertion holes are formed in the first clamp plates. When the test tube rack is used for placing test tubes, the test tubes can be prevented from shaking in a moving process, overflowing of a liquid in the test tubes is avoided, and stability of the test tubes is guaranteed.
Owner:SANMING UNIV

Ship elastic proportional liquid level meter and measuring method thereof

The invention discloses a ship elastic proportional liquid level meter and a measuring method thereof. The ship elastic proportional liquid level meter comprises a shell, wherein the shell is provided with a center shaft penetrating through the shell, the center shaft extending out of the front of the shell is provided with a main wheel, the main wheel is connected with a drive spring wheel through one metallic reed, an auxiliary wheel is arranged above the main wheel and is connected with an auxiliary spring wheel through the other metallic reed, a pointer is movably arranged on a dividing rule through a wire cable, one end of the wire cable is connected with the main wheel by rounding a pulley, and the other end is connected with the auxiliary wheel by rounding the other pulley, the dividing rule is arranged between the upper pulley and the lower pulley, the center shaft extending out of the back of the shell is also provided with a main pulley, the main pulley is connected with a floating pontoon through a wire cable, and the floating pontoon is arranged at the outer side of the shell. The invention has the advantages of good safety, small volume, clear reading, immediate liquid level control, complete function, reliable property, attractive appearance and convenient installation, prevents measured liquid from leaking and can set the liquid level alarm at any position.
Owner:南通海狮船舶机械有限公司

Fume extractor with multistage purification function

The invention discloses a fume extractor with a multistage purification function. The fume extractor comprises an exhaust fume collecting hood, an explosion chamber, a purification filter drum and a control device, a first flue gas pipeline is arranged on the exhaust fume collecting hood, one end of the first flue gas pipeline is fixedly connected with the exhaust fume collecting hood, the other end of the first flue gas pipeline is fixedly connected with the explosion chamber, a second flue gas pipeline is arranged between the explosion chamber and the purification filter drum, the left sideof the second flue gas pipeline is fixedly connected with the other end of the explosion chamber, the right side of the second flue gas pipeline is fixedly connected with the left side of the purification filter drum, an exhaust pipeline is arranged on the right side of the purification filter drum and fixedly connected with the purification filter drum, a first smoke exhaust fan is arranged on the first flue gas pipeline, a second smoke exhaust fan is arranged on the second flue gas pipeline, and the first smoke exhaust fan is fixedly connected with the first flue gas pipeline. The fume extractor with the multistage purification function can effectively purify flue gas.
Owner:芜湖薰衣草知识产权运营有限公司

Eutectic brazing fixture and eutectic brazing process for MCM

ActiveCN110587064ASimple structureFacilitates eutectic solderingSoldering auxillary devicesDielectric plateEngineering
The invention discloses a eutectic brazing fixture and eutectic brazing process for an MCM. The eutectic brazing fixture for the MCM is used for applying a uniform pressure on micro-strip sheets, LTCCsubstrates and copper-clad dielectric plates at the upper end of an AlSiC carrier plate in a box body of the MCM separately, and comprises a cover plate arranged at the box opening of the box body ina covering manner, wherein a plurality of press blocks parallel to the cover plate through a plurality of adjustment elements are arranged at one side close to the interior of the box, of the cover plate, and each adjustment element penetrates through the cover plate; moreover, each micro-strip sheet, each LTCC substrate and each copper-clad dielectric plate correspond to one press block separately; each press block adjusts the pressure applied onto the corresponding micro-strip sheet, the corresponding LTCC substrate or the corresponding copper-clad dielectric plate through the adjustment element corresponding to the press block; and a brazing hole penetrating through a position exposed in a manner of corresponding to the upper end of the AlSiC carrier plate in the box body, on the coverplate, is formed in the position. The eutectic brazing fixture for the MCM is simple in structure; and moreover, the uniform and controllable pressure can be applied onto the micro-strip sheets, theLTCC substrates and the copper-clad dielectric plates separately by virtue of the fixture, and layers in the box body are mutually extruded, so that eutectic brazing is facilitated.
Owner:BEIJING INST OF RADIO MEASUREMENT

Method for improving circulating flue gas rate

The invention discloses a method for improving the circulating flue gas rate, and belongs to the technical field of atmospheric pollutant control in the iron and steel industry. In a sintering machinesystem adopting an internal circulating production process of flue gas, a left side flue-gas-collection adjustment system is arranged on one side of a circulating gas hood to communicate with a mainrange hood bellows, a right side flue-gas-collection adjustment system is arranged on the opposite other side of the circulating gas hood to communicate with a circulating fan bellows; a plurality offlue-gas-collection hoods are separately arranged on the left side flue-gas-collection adjustment system and the right side flue-gas-collection adjustment system, adjustment valves are separately arranged on the pipelines wherein the flue-gas-collection hoods are connected with the main range hood bellows or the circulating fan bellows, pressure monitoring devices are arranged on connecting positions of the flue-gas-collection hoods and the circulating gas hood, and the opening of the pressure monitoring devices and valves of the adjustment valves are arranged to be interlocked. By opening theadjustment valves, each adjustment valve is appropriately opened when the negative pressure in the circulating gas hood reaches the condition of flue gas escape, the negative pressure in the circulating gas hood is ensured, the escape of flue gas is prevented, and the purpose of improving the circulating flue gas rate is achieved.
Owner:XINXING DUCTILE IRON PIPES CO LTD

Ultralow-temperature explosion-proof lithium iron phosphate battery

InactiveCN112002936AMove fastImprove low temperature conductivityCell electrodesSecondary cellsElectrolytic agentLithium iron phosphate
The invention provides an ultralow-temperature explosion-proof lithium iron phosphate battery which comprises a lithium iron phosphate battery monomer, wherein the lithium iron phosphate battery monomer comprises a positive plate, a negative plate, a diaphragm plate and an electrolyte; the positive plate comprises a positive current collector and more than two modified nanoscale lithium iron phosphate positive active materials with + 2 valence elements; the negative plate comprises a negative current collector and a negative active material, the negative active material comprises conductive carbon and a binder, and the particle size D50 of the conductive carbon is 2-9 [mu] m; the electrolyte is a low-temperature electrolyte, the solute is lithium hexafluorophosphate (LiPF6) and an electrolyte additive, and the crystallization temperature critical point of the electrolyte is about-55 DEG C; the diaphragm plate is positioned between the positive plate and the negative plate; the positiveplate, the diaphragm plate, the negative plate and the electrolyte are hot-pressed and packaged through an aluminum-plastic film. Based on the characteristic nanoscale lithium iron phosphate cathodeactive material electrode material and the ultralow-temperature crystallization electrolyte, direct charging and discharging at the temperature of-55 DEG C to-45 DEG C can be realized without a preheating plate, and ultralow-temperature safe use of the battery is met.
Owner:刘杰林

Easy-to-clean three-roll attrition mill for color masterbatch

The invention discloses an easy-to-clean three-roll attrition mill for color masterbatch. The three-roll attrition mill comprises an attrition milling component, driving devices and a collection device, wherein the driving devices are used for driving the attrition milling component to work; the collection device is arranged below the attrition milling component; the three-roll attrition mill further comprises a cleaning component which is arranged above the attrition milling component; the attrition milling component comprises a first attrition milling roll, a second attrition milling roll and a second attrition milling roll; the driving devices are arranged on the two sides of the attrition milling component, and comprise motors and motor shells; the cleaning component comprises supports and scraping plates connected onto the supports; and the scraping plates are arranged above the second attrition milling roll. The easy-to-clean three-roll attrition mill has the obvious effects that the edges of the attrition milling rolls can be cleaned in time, so that the out-overflowing phenomenon of the color masterbatch is prevented, and the maintenance of the attrition mill is facilitated.
Owner:苏州清丰兴业塑胶有限公司

Adhesive film for building photovoltaic module

The invention discloses an adhesive film for a building photovoltaic module. A second adhesive film layer used for bonding a crystalline silicon battery piece and a TPT backboard comprises a modified EVA adhesive film layer and nano-silver ion thin film layers, wherein the nano-silver ion thin film layers are arranged on the upper surface and the lower surface of the modified EVA adhesive film layer in a press-fit mode, and the modified EVA adhesive film layer is made of modified EVA resin through a compression molding process. The modified EVA resin comprises, by mass, 90%-95% of EVA resin, 2%-4% of curing agents, 2%-5% of ultraviolet light absorbers and 1%-2% of coupling agents. In this way, the adhesive film can avoid the phenomenon that mutual overflow happens after the second adhesive film layer and a first EVA adhesive film layer are fused, thereby being capable of preventing visible light from entering a building and improving the photoelectric conversion rate of the building photovoltaic module.
Owner:JIANGSU YUHAO NEW ENERGY TECH

Rotating disc type regulation and control type beverage canning equipment

The invention provides rotating disc type regulation and control type beverage canning equipment. The cross section of the canning equipment is I-shaped, the canning equipment comprises a rotating table for accommodating beverage bottles, a canning table which is provided with a plurality of canning heads, and a lifting column which is used for connecting the rotating table and the canning table,the rotating table and the canning table are both in a disc shape, the canning table is connected with the top end of the lifting column, the canning heads are evenly distributed on the outer edge ofthe bottom end of the canning table at intervals, the canning table is further provided with a sliding rail, the sliding rail allows the canning heads to slide towards the center of the canning table,the outer end of the rotating table can stretch out and draw back in the radial direction, an accommodating groove is formed in the outer end of the rotating table, along with lifting of the liftingcolumn, the canning heads move along the sliding rail, and meanwhile the outer end of the rotating table stretches out and draws back in the radial direction. Through the disclosure of the rotating disc type regulation and control type beverage canning equipment, the floating foam generation amount in the beverage bottles can be reduced, the qualified rate of canned finished products can be improved, and the canning speed can be increased at the same time.
Owner:宁夏喜力食品有限公司

Copper foil gluing and rolling integrated equipment and implementation mode

The invention discloses copper foil gluing and rolling integrated equipment which comprises a gluing mechanism and a rolling mechanism, the rolling mechanism is arranged on one side of the gluing mechanism, a packaging layer is arranged on the surface of a filling layer, isolation blocks are arranged on the two sides of the bottom face of the filling layer, a filling cavity is formed in the filling layer, glue is arranged in the filling cavity, the packaging layer and the filling layer are components made of paper materials, anti-sticking coatings are arranged on the surfaces of the packaging layer and the filling layer, a traditional barreled glue brushing process is replaced, when the bottom of the filling layer is scratched through a tool bit in the copper foil rolling process, glue in the filling cavity flows to the surface of a copper foil roll through a discharging opening, a brush head is matched for brushing operation, a colloid assembly is matched for synchronous sealed rolling, the drying process in the rolling process is simplified, when copper foil is rolled into a rolling bin, a hot air fan can be matched with a heating cavity and a communicating cavity, rolling and drying are conducted synchronously, and the rolling efficiency of the copper foil is improved.
Owner:赣州逸豪新材料股份有限公司
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