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54results about How to "Guaranteed against damage" patented technology

Technology for dyeing and finishing real silk/corn fabric

The invention relates to technology for dyeing and finishing real silk/corn fabric. In order to solve the technical problem, the invention provides the provided technology for dyeing and finishing which can effectively improve the dye uptake of the corn fiber and the color fastness of the fabric, and maximize the strength of the corn fiber and the fabric. The technical scheme of invention is that: the technology for dyeing and finishing the real silk/corn fabric comprises the processes of bleaching, dyeing and heat shaping in turn. The technology for dyeing and finishing the real silk/corn fabric is characterized in that: 1) the bleaching (refining) process comprises steps of pretreating, enzyme scouring, and second scouring; 2) the dyeing process comprises steps of dyeing, reduction clearing, and water washing, wherein staining solution comprises a disperse dye and a reactive dye, or the dyeing process comprises steps of disperse dye dyeing, reduction clearing, water washing, reactive dye dyeing, soap boiling and water washing; and 3) the heat shaping process comprises steps of padding soft solution and heat shaping, wherein the enzyme scouring in the bleaching process adopts neutral enzyme scouring or alkaline enzyme scouring; the staining solution of the disperse dye comprises 0 to 2 g/L of darkening agent DL-6; and the fabric dyed by the disperse dye needs to be washed by adopting acid reduction technology.
Owner:HIGH FASHION CHINA CO LTD

Creep compression experimental apparatus

The invention provides a creep compression experimental apparatus. The creep compression experimental apparatus comprises an installation frame connected between an upper stretching rod and a lower stretching rod of a creep test machine, wherein the installation frame comprises an upper pressure block and a lower pressure block, the upper pressure block is provided with a threaded hole A, the lower pressure is provided with a conical hole coaxial with the threaded hole A, one end of a test sample is fixed in the threaded hole A, the other end is located in the conical hole by virtue of a conical head of a conical positioning device, and when the conical head is matched with the conical hole, the threaded hole A, the conical head, the conical hole and the test sample are coaxial. The auto-positioning function is realized by virtue of a conical surface contact of the conical positioning device, so that the test sample can be well centralized in the single-axis compression process, and the instability bending possibility of the test sample can be reduced. By virtue of the reversely-arranged extension rod, the rebound displacement of a precompressed sensor measuring head in the reset process is taken as the compression creep deformation of a sample, so that the occurrence of overstroke of the sensor measuring head and damage to the displacement sensor can be effectively avoided.
Owner:CENT SOUTH UNIV

Ampoule splitter

The invention discloses an ampoule splitter which is a manual-operation type or full-automatic type ampoule splitter. The ampoule splitter comprises a bottle bubble clamp, a positioning frame and a bottle body frame and is characterized in that the upper part of the positioning frame is provided with the bottle bubble clamp used for clamping an ampoule bottle bubble and splitting the ampoule bottle bubble through a lever, and the bottle bubble clamp is formed by crosswise and movably connecting an upper clamp body and a lower clamp body through a clamp pin shaft. The lower part of the positioning frame is provided with the bottle body frame used for positioning and clamping the ampoule bottle body, and the bottle body frame comprise a connecting plate, a bottle neck lower force arm and a bottle body force arm. The positioning frame is formed by assembling the bottle bubble clamp and the bottle body frame together through double shafts in a linkage way, and the bottle bubble clamp is movably connected with the bottle body frame through the positioning frame. By using the ampoule splitter of the invention, fine glass fragments cannot be generated, the phenomena of hands injuring and medicinal liquid spilling are prevented, the table type or full-automatic type ampoule splitter can be used for splitting two or three ampoule bottles at the same time. The ampoule splitter has the advantages of convenient and rapid operation and meets the professional requirements of medical treatment.
Owner:向永川

Corner protection structure for solar battery component

The invention relates to a corner protection structure for a solar battery component, for protecting the corners of the solar battery component. The corner protection structure comprises a corner protecting plate which is arranged at the tops of adjacent first and second frames of the solar battery component; a first outer protecting plate which is arranged on an outer side wall of the first frame and a second outer protecting plate which is arranged on the outer side wall of the second frame are arranged on the corner protecting plate; a first lateral edge which is parallel to the first outer protecting plate and a second lateral edge which is parallel to the second outer protecting plate are arranged on the corner protecting plate; a first inner protecting plate is arranged at the bottom of the first lateral edge; the bottom end of the first inner protecting plate is inclined along a direction away from the first outer protecting plate; a second inner protecting plate is arranged at the bottom of the second lateral edge; and the bottom end of the second inner protecting plate is inclined along the direction away from the second outer protecting plate. The corner protection structure for the solar battery component provided by the invention is used for preventing the corners of the solar battery component from being scratched, ensuring that the relative sliding among various solar battery components is avoided, and ensuring that the solar battery components are not damaged.
Owner:湖南红太阳新能源科技有限公司

Thread passing self-lubricating device capable of ensuring undamage of threads for knitting machine for textiles

The invention relates to the technical field of thread passing of textile machines, and discloses a thread passing self-lubricating device capable of ensuring undamage of threads for a knitting machine for textiles. The thread passing self-lubricating device comprises a fixed disc, wherein an air guide pipe is fixedly connected to the outer wall of a thread passing hole, a rotating plate is movably mounted on the inner wall of the air guide pipe, a baffle is fixedly mounted on the inner wall of the air guide pipe, an air bag is fixedly mounted at the top of the air guide pipe, a heating bin is fixedly mounted in the air bag, and an air outlet pipeline is fixedly mounted at the top of the air bag. After a thread control plate moves towards the inner side of a circle center, a through hole is conducted, air heated by the heating bin is discharged from the air outlet pipeline at the top, an air hole is formed in the air bag, and the air guide pipe faces dust in the thread passing hole to pump away the dust along with the air; sticky grease in an oil tank needs a certain time to drop, so that cleaning time is given, and the effect of automatically cleaning the dust in the thread control plate when the thread control plate is not clean is achieved.
Owner:杭州红玺科技有限公司

Efficient environment-friendly reinforced concrete beam column automatic crushing treatment process

The invention provides an efficient and environment-friendly reinforced concrete beam column automatic crushing treatment process which comprises the following steps that firstly, a reinforced concrete beam column is unloaded to the position of an unloading port and conveyed to an occlusion material conveying mechanism by an upper-layer conveying belt; secondly, the occlusion material conveying mechanism drives the reinforced concrete beam column to move front and back at a certain speed; thirdly, a surface layer crushing mechanism automatically shears stirrups in the reinforced concrete beam column and surface layer concrete; fourthly, an internal crushing mechanism automatically crushes deep concrete in the reinforced concrete beam column; and fifthly, steel bars and the concrete are separated through a separating mechanism. By designing conveying, crushing, vibrating and rolling, a reinforced concrete structure can be automatically crushed, the steel bars and the concrete can be fully separated, it is guaranteed that main bars in the reinforced concrete structure are not damaged, and the steel bar and concrete separation efficiency can be effectively improved by means of layered crushing and the like.
Owner:SHANGHAI CONSTR BUILDING MATERIALS TECH GRP CO LTD +1

Blue film chip ejection device

A blue film chip ejection device belongs to the technical field of chip assembly and comprises a mounting bottom plate, wherein a vacuum cover lifting plate capable of moving up and down is mounted on the mounting bottom plate, a vacuum cover is arranged on the vacuum cover lifting plate, an ejector pin is arranged at the top part of the vacuum cover, a vacuum cover lifting lead screw motor for driving the vacuum cover lifting plate to move up and down is further installed on the installation bottom plate, an ejector pin lifting lead screw motor for driving the ejector pin to move up and down is further installed on the installation bottom plate, the ejector pin is inserted into an ejector pin lifting rod, the ejector pin lifting rod is installed on an ejector pin installation plate, and a screw rod of the ejector pin lifting screw rod motor penetrates through the ejector rod mounting plate and then is connected through a nut. According to the blue film chip ejection device, the vacuum cover sucks a blue film and pulls down to drive a chip to move down to contact the ejector pin to eject the chip, and the vacuum cover sucks the blue film around the chip and pulls down to separate the chip from the blue film, so that the risk of crushing the chip is eliminated, and meanwhile, the risk of chip damage caused by overshoot due to the fact that the chip suction nozzle lags behind the ejector pin at the moment when the ejector pin ejects the chip is further eliminated.
Owner:CHENGDU TSUHAN SCI & TECH

A method for separating rare earth phosphor from electronic waste powder

The invention discloses a method for separating rare-earth fluorescent powder from electronic waste powder. The method comprises the following steps: 1, screening the electronic waste powder, thereby obtaining fine electronic waste particles; 2, conveying the fine electronic waste particles into a fine particle separation device for performing secondary separation, thereby obtaining the materials subjected to secondary separation; 3, performing powder slurry treatment on the materials subjected to secondary separation, allowing the materials to pass through a water sieve, and taking the screen underflow, thereby obtaining wet materials; and 4, sequentially carrying out washing, suction filtration, drying, grinding and screening the wet materials, thereby obtaining the rare-earth fluorescent powder of which the quality purity is not less than 98 percent. According to the method disclosed by the invention, the rare-earth fluorescent powder of which the quality purity is not less than 98 percent can be separated, the mass content of rare earth oxides in the rare-earth fluorescent powder of which the quality purity is not less than 98 percent is not less than 28 percent, the rare earth elements in the rare-earth fluorescent powder can be further conveniently separated by rare-earth purification enterprises, and the method is environmentally friendly, easy and convenient to operate and suitable for popularization and application.
Owner:SHAANXI ANXIN KINESCOPE CIRCULATION PROCESSING APPL

Method for aging trench gate VDMOS device and aging equipment

PendingCN111983416ARealize aging assessment screeningControl the actual breakdown voltageSemiconductor operation lifetime testingControl signalVoltage source
The embodiment of the invention relates to a method for aging a trench gate VDMOS device and aging equipment. The method comprises the following steps: enabling a control circuit to output a first control signal, and controlling a controllable voltage source to apply a positive voltage to a drain electrode of a to-be-aged VDMOS device till the positive voltage reaches a breakdown voltage of the to-be-aged VDMOS device; within the set aging time, enabling the control circuit to acquire a first real-time monitoring signal of the drain-source current of the to-be-aged VDMOS device, acquiring a second real-time monitoring signal of the device surface temperature of the to-be-aged VDMOS device, and outputting a second control signal according to the first real-time monitoring signal and the second real-time monitoring signal; enabling the controllable voltage source to adjust the output voltage according to the second control signal to enable the drain-source current of the to-be-aged VDMOSdevice to be within a first preset range and the surface temperature of the device to be within a second preset range; and after timing is finished, cooling the to-be-aged VDMOS device, and taking out the to-be-aged VDMOS device from the aging equipment to obtain the aged trench gate VDMOS device.
Owner:无锡摩斯法特电子有限公司

Installation process of liquid cargo tank broadside temporary insulation module

The invention provides an installation process of a liquid cargo tank broadside temporary insulation module. The liquid cargo tank broadside temporary insulation module is installed at the end part ofa conventional insulation module, and the end part of the conventional insulation module is of a big-end-down stepped structure. The installation process comprises the following steps: 1, installinga temporary sub-layer insulation module along the periphery of a broadside opening; 2, installing a secondary-layer apron board along the periphery of the broadside opening, wherein the upper end surface of the secondary-layer apron board is as high as the conventional secondary-layer insulation module; 3, mounting temporary main layer insulation modules along the periphery of the broadside opening; and 4, mounting a main-layer apron board along the periphery of the broadside opening, wherein the upper end surface of the main-layer apron board is as high as the conventional main-layer insulation module. During installation, smeared resin and glue do not make direct contact with the temporary secondary-layer insulation module and the temporary main-layer insulation module and are mixed withtransparent adhesive tape or kraft paper, so that disassembly is convenient, damage to the temporary secondary-layer insulation module and the temporary main-layer insulation module is avoided, and the temporary secondary-layer insulation module and the temporary main-layer insulation module can be repeatedly used.
Owner:HUDONG ZHONGHUA SHIPBUILDINGGROUP
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