38results about How to "Fully contracted" patented technology

The invention relates to a flexible filament and its flexible yarn barrel dye process method, which has the following steps: convoluting the flexible filament or flexible yarn loosely around the slippery paper tube, wrapping them with the netted fabric; pressing the netted plastic tube that the dye barrel yarn used into the paper core, dropping out the wrapped paper tube; rewrapping the exchanged barrel yarn with the plastic tube again and putting them in cross and parallel direction into the flexible yarn swelling, contracting and shaping device, and they receive the first contracting through temperature rising, then the second contracting through the second temperature rising; after the yarn is tightened in the netted plastic tube, caging and dyeing; rising when dyeing to make the yarn contract again; after dyeing, soap washing - water washing - dehydrating - drying-semi - finished product checking - waxing - bobbin-winding - product checking - product casing or weaving.

The invention provides a preparation method for a water-leatherd wet-process microfiber leather. The preparation method comprises the following steps of preparing non-woven leather cloth; carrying outwater-soluble polyester pre-shrinking treatment on the non-woven leather cloth; carrying out waterborne polyurethane wet-process impregnation treatment; carrying out extruding; carrying out wet-process solidification; carrying out splitting and reduction; and carrying out post-processing. The preparation method has the advantages that the key of the method lies in how to avoid using an organic solvent in the whole producing and manufacturing processes, a water-leatherd wet process is adopted, so that all process materials are environmentally-friendly, and the prepared leather can achieve thestructural characteristics of leatherette; and a figured sea-island short fiber leather material is used, ultrafine fibers with the fineness of 0.05 D can be obtained after sea components are dissolved away, and prepared leather is soft in hand feeling, good in drapability, attractive and good in air permeability, is similar to real leather in strength, folding resistance and other performances, is superior to natural leather in water resistance and anti-mildew and antibacterial performance and is a novel material with vitality in the industry of artificial leather and synthetic leather.

The invention discloses a portable telescopic unmanned aerial vehicle. The technical problem that the volume of an existing telescopic unmanned aerial vehicle cannot be sufficiently shrunk is solved. The unmanned aerial vehicle comprises a vehicle body; vehicle arms are arranged on the side edges of the vehicle body, telescopic supports are connected between the vehicle body and the vehicle arms, and power portions are arranged at the two ends of the vehicle arms correspondingly; power portions comprise motors and propellers, wherein the motors and the propellers are assembled together, the orientation of the propellers can be rotatably adjusted through the power portions on the vehicle arms, and the telescopic supports are connected with the power portions through connecting rods; the vehicle arms are pulled outwards, the telescopic supports are expanded and deformed, and the power portions are driven by the connecting rods to rotate to adjust the orientation of the propellers to be upward; and the vehicle arms are pushed inwards, the telescopic supports are shrunk and deformed, and the power portions are driven by the connecting rods to rotate to adjust the orientation of the propellers to be horizontal. According to the portable telescopic unmanned aerial vehicle, the vehicle arms are each arranged to be of a structure capable of integrally moving relative to the vehicle body, and the motors and the propellers are driven to rotate while the vehicle arms are shrunk, so that the volume of the unmanned aerial vehicle is sufficiently reduced.

The invention discloses a plisse crepe lattice fabric production technology which is characterized by comprising the following steps: evenly winding first warps and second warps on a warp beam through a warping technology, wherein warps include the first warps and the second warps, and the first warps and the second warps have different warp tensions; utilizing a single warp beam weaving technology to weave gray fabric of the plisse crepe lattice fabric; finishing through a later dyeing and finishing technology to enable the shell fabric to not only form grid shape distribution Plisse crepe lattice fabric with a unique style, but also have good all-side stretch touch of shell fabric. According to the seersucker grid shell fabric production technology disclosed by the invention, the technologies of warping, re-beaming, weaving, desizing, scouring, bleaching and the like are innovated, so that the problem that single warp beam weaving cannot weave plisse crepe is solved.

The invention relates to the technology of the thin-film capacitor, particularly to a thin-film capacitor for high-temperature-resistant and high-humidity-resistant application and a processing method thereof. Therefore, the thin-film capacitor can still be used in a high-temperature and high-humidity environment and requirements of long service life and high reliability are met. And the prepared thin-film capacitor has high security and stability. Besides, the processing method includes an evaporation process, a heat setting process and an embedment process. The thin-film capacitor consists of a capacitor core, a potting material and a shell and is characterized in that the capacitor core is formed by winding of a metalized polypropylene film, wherein the front side and the back side of the metalized polypropylene film are processed by a plasma treatment technology.

The invention relates to a method for a processing super fluff memory stretch fabric. The fabric is acquired after the weaving of a memory fiber used as a warp and T400 fiber used as a weft is completed, and sequentially conducting pre-shrinking, preforming, splitting, air-flow dyeing, stereotyping and calendering for velvet feeling. Compared with the prior art, the method adopts the memory fiberand T400 fiber with higher F number, in the subsequent dyeing and finishing process, processes such as pre-shrinking, splitting and preforming are added to make the fibers fully shrink and fluffy andstabilize the fabric style, so that the velvet feeling and the surface feeling are enhanced, and the elasticity of finished products is improved.

The invention provides growing equipment for growing YVO4 (Yttrium Vanadate) crystal with a drawing method and a growing method based on the same. The growing equipment is provided with a temperature control system and a post-heating system, and the temperature control system stably controls a heating system through heating power. In the post-heating system, the upper end of a melting crucible is provided with post-heating metal sheets. In a heat-insulation system, the upper end of the melting crucible is provided with multiple corundum heat-insulation covers. A seed crystal lifting clamping bar penetrates through the post-heating metal sheets and the multiple heat-insulation covers. For the growing method, in the process of temperature rising, at low temperature, the heating power is maintained for a long time; the rate of temperature fall is adjusted under different states in the growing process by combining the lifting speed of the seed crystal clamping bar and the design of a temperature field; and the best temperature rising, constant temperature and temperature fall method of the heat treatment temperature is determined at a later stage. According to the growing equipment and the growing method based on the growing equipment, the YVO4 crystal with high quality and a large size can be provided.

The invention discloses a high-pressure vapour sterilization method of a mushroom stick. The method comprises the steps that (1),the mushroom stick is punctured, a breathable film is bonded to the mushroom stick, and the breathable film is sealed after the mushroom stick is placed in a high-temperature sterilization device; (2), vapour is added, an air inlet valve is adjusted to a lower magnitudewhen the pressure is increased to 0.9 kg/ cm <2>, an air discharging valve is switched on gradually, the air inlet valve is completely switched on when the pressure drops to zero, the state of the airinlet valve is maintained for 3-5 min until dense vapour is discharged out from an air discharging port, the air discharging valve is switched off, and the air discharging operation is repeated; (3),when the vapour pressure is increased to 0.8 kg/ cm <2> and the temperature is increased to 108 DEG C +/- 1 DEG C, the air inlet valve is adjusted to stabilize the pressure and the temperature, and the pressure and the temperature are maintained for 4 hours; (4), the vapour pressure is adjusted from 0.8 kg/ cm <2> to 0.4 kg/ cm <2> within 0.8-1 hour, the temperature is 105 DEG C +/- 1 DEG C, andthe pressure and the temperature are stabilized for 5 hours; (5), the air inlet valve is switched off, the air discharging valve is switched on when the vapour pressure is naturally reduced to 0.1 kg/cm <2>, the air discharging valve is switched off when no vapour is discharged from the air discharged valve, and the sterilization is completed.

The invention provides a cooling and setting device for a fully automatic production machine for packing belts, which includes an extruder and a cooling water tank connected to one side of the extruder, and the other end of the cooling water tank is connected to a printing machine through a transmission roller and a packing belt. There is a printing rack inside, the other end of the printing machine is connected to the oven, the oven is equipped with stretching rollers, the top of the oven is equipped with a heater, the oven is connected to the thermal shaping machine through the transmission roller and the packing belt, and one end of the thermal shaping machine The roller is connected to the motor box, the surface of the motor box is provided with the first steel wheel, the second steel wheel, the third steel wheel and the fourth steel wheel, the bottom of the motor box is provided with an ice water tank, and one end of the ice water tank is connected to the winder; The invention first bakes and stretches in an oven to eliminate internal stress and deformation caused by printing, and then uses four steel wheels with different rotation speeds to prolong the cooling time of the packing belt in the ice water tank, thereby improving the quality of the product. quality and aesthetics.

The invention relates to the technical field of textile and provides a dyeing process for colored knitted fleeced cloth in an O-type vat. The dyeing process comprises the following steps of: placing knitted cloth to be fleeced into the O-type vat for dyeing, wherein the concentration of a dyeing agent in the O-type vat is 0.5-1g/L; rising the temperature of dyeing liquor in the O-type vat to 125-150 DEG C to lead partial dyeing liquor in the O-shaped vat to be transformed into a gas state, and spraying the dyeing liquor in the O-type vat to the knitted cloth to be fleeced in the form of gas-liquid mixing so as to start dyeing; after dyeing, carrying out cleaning and dewatering. The dyeing process is good in dyeing effect, and the colored knitted fleeced cloth prepared by the dyeing processis high in bulkiness and good in elasticity. The invention also provides the colored knitted fleeced cloth which are obtained by adopting the dyeing process for colored knitted fleeced cloth in the O-type vat to dye and then fleecing. The colored knitted fleeced cloth is high in bulkiness, good in elasticity and good in color. The invention also provides clothes with the manufacturing fabric including the colored knitted fleeced cloth. The clothes are beautiful in appearance and high in comfort level.

A related production method for a building block taking steel slag as a raw material is characterized by comprising the following steps: 1) performing hot disintegration on steel slag; 2) crushing steel slag, performing magnetic selection, ball milling and water selection, so as to select iron and obtain the residual tailing slurry; 3) piling the tailing slurry obtained in the step 2) for storage, disposing and coagulating so as to form a coagulum; 4) crushing the coagulum in the step 3), screening to obtain an aggregate with the particle size of 0.5-6 mm; 5) mixing the aggregate in the step 4) with cement, an additive and other lightweight raw material according to the following weight fractions: 65%-75% of the aggregate, 12%-18% of cement, 1%-6% of the additive, and 5%-13% of the lightweight raw material; 6) adding water into the mixed materials of the step 5) and stirring, so as to obtain a mixed slurry; 7) adding the mixed slurry of the step 6) into a die and performing vibrating compaction molding; 8) performing steam curing by high-pressure steam; and 9) stacking for storage. Compared with the prior art, the method possesses the characteristics of strong compressive resistance and high stability.

A knitted fabric having an interknitting rate of 2:1-1:3 between a spun yarn A and a thread B, said spun yarn A containing an acrylic fiber and having 15%-30% elongation and said thread B having a metric count of 40-350. The knitted fabric is obtained by: knitting a knitting fabric including 35%-95% by mass fine spun yarn a including a high-shrinkage fiber having a boiling-water shrinkage of 30%-45%; heating the knitting fabric at a moist heat of at least 70 DEG C; shrinking the high-shrinkage fiber in the spun yarn a constituting the fabric; and making same a thick spun yarn having said metric count. The knitted fabric obtained in this manner has a small basis weight, is lightweight, and has excellent heat-retaining properties and a knitted fabric having said light-weight, heat-retainingproperties can be commercially obtained.

The invention discloses a preparation method for improving an adsorption performance of adsorbent prepared from printing waste liquid. The method includes steps: adding chemical agents capable of generating hydrogen ions into high-concentration water-based ink printing waste liquid to enable extractable substances to be just coagulated into insoluble fine solid particles without flocculation; stirring, and adding chemical agents capable of generating tiny bubbles through reaction with the waste liquid into the waste liquid to form a gas-liquid-solid three-phase contact interface among the finesolid particles; heating to form large-particle solid extract; after the temperature is 5-25 DEG C higher than a softening point of a connection material, keeping the temperature to form block extract; after the block extract is completely contracted in volume, discharging water, and hardening the extract; taking out the block extract, cooling, and subjecting to low-temperature drying or naturaldrying; crushing the dried extract, adding an activating agent, well mixing, performing one-step carbonizing and activating at 500-800DEG C for 1-4h under nitrogen protection, and crushing to obtain the adsorbent with the excellent adsorption performance.

The invention discloses a lactase microcapsule and a preparation method thereof, belonging to the field of food processing. The present invention uses lactase as the core material, κ-carrageenan and sodium alginate as the wall material, CaCl ₂ and ε‑polylysine as the curing agent of the colloidal particles, κ‑carrageenan as the film coating agent, ε‑polylysine as the surface hardener, prepared by lactase glue, ultrasonic defoaming, and spray granulation , curing, secondary coating and hardening, and drying to prepare the lactase microcapsules. The technology of the invention is reasonable, and the obtained product has the properties of being stable in the stomach, dissolving and releasing lactase in the small intestine, and has fine particles, good fluidity and dispersibility, and good quality, and can be widely applied to people with lactose intolerance. Good economic and social benefits.

The invention relates to a 3D printing fracture rehabilitation support replacing gypsum. The 3D printing fracture rehabilitation support replacing gypsum comprises a first clamping plate, fastening pieces, a second clamping plate and a connecting pipe, wherein the first clamping plate is in sliding connection with the second clamping plate and fixedly connected with the second clamping plate through a plurality of groups of fastening pieces; a first air bag is arranged on the inner end surface of the first clamping plate, and a first hollow bin is arranged in the first clamping plate; a plurality of groups of exhaust pipes, a first air conveying pipe and a third air conveying pipe are arranged in the first hollow bin; a plurality of groups of first vent holes are formed in the inner end surface of the first clamping plate by the exhaust pipes; the exhaust pipes and the first air conveying pipe are connected with the third air conveying pipe; the air inlet end of the third air conveyingpipe is connected with a second air conveying pipe for circularly conveying cold and hot air; a plurality of groups of second air bags are arranged on the inner end surface of the second clamping plate, and a second hollow bin is arranged in the second clamping plate; the second hollow bin is provided with a plurality of second vent holes in the inner end surface of the second clamping plate; andthe second hollow bin is connected with the first air conveying pipe through the connecting pipe. The 3D printing fracture rehabilitation support replacing gypsum is convenient to use and can well fix fractured limbs of a patient.

The embodiment of the invention discloses a bladder function rehabilitation training system and method. The bladder function rehabilitation training system comprises a sacculus, a drainage tube, a control valve, a control unit and a drainage bag; the sacculus is communicated with one end of the drainage tube, the drainage bag is communicated with the other end of the drainage tube, the two ends ofthe control valve are communicated with the drainage tube, and opening and closing of the drainage tube are controlled through a control unit; the control unit comprises a controller, a power supplyunit, a time relay, a pressure sensor and a flow instrument, a pressure cavity is formed between a sliding block and a front end tube, a liquid flow cavity is formed between the sliding block and a tail end tube, the controller is in communication connection with the pressure sensor in the pressure cavity and the flow instrument and the power supply unit which are arranged in the liquid flow cavity, the power supply unit is electrically connected to an electric push rod, and the electric push rod is controlled to stretch out and draw back. According to the bladder function rehabilitation training system, flow of urine of a patient can be sufficient, the bladder contraction and filling can be sufficient, and the bladder exercise can be achieved.