54results about How to "Cannot be reused" patented technology

The invention discloses a transfer printing film, a transfer printing device and a transfer printing method. The transfer printing film comprises a diaphragm and a transfer printing resin layer. One side of the diaphragm has a concave-convex surface. The transfer printing resin layer covers the diaphragm. One side of the transfer printing resin layer opposite to the diaphragm has a stereo pattern matched with the concave-convex surface. The transfer printing film can be repeatedly used.

The invention discloses a compressed air energy storage system using carbon dioxide as a working medium. The system utilizes the supercritical characteristic of carbon dioxide and the state change characteristic of the carbon dioxide near the critical point, and the assistance by the conditions of outside environments (such as underground and seabed cavities) is not needed, so the switching of the energy storage system among constant-pressure energy storage, constant-pressure energy releasing, constant-capacity energy storage and constant-capacity energy releasing is realized, and the different types of power storage and releasing can be realized. The system utilizes the characteristic of the carbon diode which is converted from the gas state into the supercritical or liquid state, so the carbon dioxide is stored, and compared with the gas storage, the complicated degree and design difficulty of the system are effectively reduced, and the cost of the energy storage system is reduced. Meanwhile, the double-storage device method is adopted, the switching of the system between energy storage and energy releasing is flexibly completed without utilizing the assistance by the outside environments (such as underground and seabed cavities), the energy storage and energy releasing characteristics of the system are changed by controlling the carbon dioxide storage / releasing method, and the flexibility of the system is enhanced. The system can be used together with the renewable energy sources, such as solar energy and wind energy, so the generation of other pollutants is avoided, and the environment-friendly characteristic is good.

The invention discloses a rotation-folding-type environment-friendly recyclable fruit growth protection device which is characterized in comprising at least six arc supporting bars, two arc sides and an umbrella-shaped top. An annular slide rail is arranged under the umbrella-shaped top. The upper parts of the arc supporting bars and the arc sides are connected and mated on the annular slide rail. The lower parts of the arc supporting bars and the arc sides are hinged together. The slidable arc sides can be closed and can be snapped through snap buckles. Rubber sealing strips are provided on the contact surfaces of the two arc sides. The arc supporting bars are distributed with equal spaces along the annular slide rail. A foldable film connected with the arc supporting bars and the arc sides is arranged around the arc supporting bars and the arc sides, and covers the arc supporting bars and the arc sides, such that a spherical cavity is formed. A fruit stalk gap is arranged on the edge of the umbrella-shaped top. The assembly process of the device is simple and fast. The device is not prone to deformation and damage, and can be recycled repeatedly. Therefore, an average cost is reduced, and energy consumption is reduced. The device has better environment friendliness.

The invention relates to an efficient nitrogen recovery device and process for sewage. The device comprises an ammonia nitrogen ion exchange unit connected into a mainstream sewage treatment pipe, anda regenerated liquid storage tank connected with the ammonia nitrogen ion exchange unit through a regenerated liquid circulating pipe to form circulation, The regenerated liquid storage tank is alsosequentially connected with a magnesium removal sedimentation tank, a calcium removal sedimentation tank, a biological nitrification reactor, an electrodialysis module and an evaporation concentrationmodule, and the biological nitrification reactor is also connected with the regenerated liquid storage tank in a returning manner. Compared with the prior art, the process has the advantages that theregenerated liquid with high NH4 < + >- N concentration is subjected to nitrogen recovery, so that synchronous nitrogen emission reduction and nitrogen recovery of mainstream ammonia nitrogen ion exchange-regeneration enrichment-biological nitrification-electrodialysis concentration-evaporation crystallization are realized.

The invention discloses a medical wheel stretcher and relates to the technical field of medical stretchers. The medical wheel stretcher vehicle comprises a vehicle body and a vehicle cushion, the vehicle cushion is fixedly installed at the top of the vehicle body, the interior of the vehicle cushion is hollowed out, elastic soft cloth is fixedly embedded in the top of the vehicle cushion, and the bottom of the elastic soft cloth is attached to the tops of a plurality of movable supporting mechanisms. According to the medical wheel stretcher, after a patient is placed on the vehicle cushion, the patient can enable the movable supporting mechanisms to descend through the elastic soft cloth, the movable supporting mechanisms can play a certain role in supporting the body of the patient through buffer pistons and sealed air pressure bins, and due to the fact that each movable supporting mechanism is independently supported, the part of the elastic soft cloth which is not pressed by the patient can play a certain role in wrapping the body of the patient; and meanwhile, when the movable supporting mechanisms descend, supporting blocks can rotate through driving mechanisms and transmission mechanisms, then the wrapping effect of the vehicle cushion on the patient can be further improved, and the patient is prevented from shaking on the vehicle cushion in the moving process.

The invention discloses a multi-sheet environmental friendly repeatedly used fruit protective sleeve during growth. The multi-sheet environmental friendly repeatedly used fruit protective sleeve is characterized by comprising more than three arc sheets which are stacked up together in one direction, upper portions of the arc sheets are hinged together, lower portions of the arc sheets are hinged together, one side of the outermost arc sheet is provided with a baffle plate flushing to the inner face of the innermost art sheet, the arc sheets rightabout rotate relative to the baffle plate along the hinge joint, adjacent edges of adjacent arc sheets overlap to form a ball chamber, the innermost arc sheet and the baffle plates are clamped through a buckle, adjacent two faces of adjacent arc sheets are provided with chutes and projections matching in the chutes, and one side, adjacent to the baffle plate of the innermost arc sheet is provided with a carpopodium hole. The multi-sheet environmental friendly repeatedly used fruit protective sleeve is hard to damage, the buckle can be unlocked after a fruit is picked after maturity, the protective sleeve can be used again in the nest growing period of a fruit tree, so the protective sleeve can be repeatedly used for many times and better in environmental protection.

The present invention provides a technique for destroying a disposal consumptive material which is used for clinical obstetrics and gynecology department and obstetrics checking of healthy women and induced abortion of birth control and is made of sterilized plastic. Automatic destroying windows are manufactured at the non-force-bearing parts of top wing or lower wing or handle of dilator. One to a plurality of windows exist on the non-force-bearing part. All disposable medical device product should be added with an analogous automatic destroying window structure for preventing the recycling and reusing.

The invention is a self fake-proof opening of W-glass bottle, china bottle or plastic bottle by setting a fake-proof cap ring device at the base of the bottle opening which has to be broken before open it. It is just for a single use, can be applied widely on the wine and drink businesses which pours in with bottles,

The invention discloses a novel asymmetric catalytic fluorine heterocyclization reaction system and application thereof. The novel asymmetric catalytic fluorine heterocyclization reaction system provided by the invention comprises a chiral iodine catalyst and etherified boron trifluoride, and is applied to a catalytic asymmetric nucleophilic fluorine heterocyclization reaction of unsaturated amide; a fluoro oxazine derivative is obtained through treatment after the reaction; and the obtained fluoro oxazine derivative is subjected to hydrolysis and oxidation reaction to obtain the chiral non-natural amino acid. The reaction system provided by the invention has the following advantages: etherified boron trifluoride is used as a fluorine reagent, is cheap and easy to obtain, and has good stability and low toxicity; the reaction conditions are mild; the chiral iodine catalyst is simple to prepare and does not need a complex ligand; the system is environment-friendly and free of heavy metal pollution and precious metal waste; the obtained product is a fluoro oxazine derivative active molecular structure unit with two chiral centers; chiral non-natural amino acid can be obtained through conversion reaction of the product; and the chemical selectivity and stereoselectivity of the reaction are good, and the yield and optical purity are high.

The invention discloses a two-piece environmental friendly repeatedly used fruit sleeve. The two-piece environmental friendly repeatedly used fruit sleeve is characterized by comprising an inner arc piece and an outer arc piece, the inner arc piece is arranged in and matches the outer arc piece, at least one end of the inner arc piece is hinged with at least one end of the outer arc piece, the inner arc piece can rotates to one side opposite to the outer arc piece along the hinge joint, adjacent edges of the inner arc piece and the outer arc piece overlap together to form a spherical chamber, adjacent edges are connected through a buckle, one edge of the inner arc piece and one edge of the outer arc piece are provided with carpopodium holes. The two-piece environmental friendly repeatedly used fruit sleeve is hard to deform and damage, the buckle can be unlocked after a fruit is picked after maturity, the inner arc piece is rotated into the outer arc piece, the fruit sleeve can be used again in the nest growing period of a fruit tree, so the fruit sleeve can be repeatedly used for many times, the cost is reduced, and the energy consumption is reduced at the same time, the fruit sleeve can be recycled and reused after repeatedly used for many times, a problem that a conventional fruit bag cannot be reused can be solved, and the fruit sleeve is better in environmental protection.

The invention provides a production method for a holographic hot stamping film. An anti-counterfeiting work plate is formed for silver spraying and electroforming operations of a photoetching offset plate etched with a holographic pattern; a positron emission tomography (PET) thin film is coated with a mold releasing agent to form a mold releasing layer; the mold releasing layer is coated with a resin solution mixed with toner to form a toner layer; the holographic pattern on the anti-counterfeiting work plate is die stamped on the toner layer of the PET thin film; metal aluminum is plated on the toner layer, and a aluminum-plated layer is coated with glue to form a glue layer; and finally, the PET thin film is divided, cut and packed. According to the hot stamping film produced through the production method not only exquisite in pattern, but also high in anti-counterfeiting degree and difficult to counterfeit; a used hot stamping film can not be reused. The photoetching offset plate sprayed with silver is even in thickness and high in strength, so that the rate of finished products of photoetching offset plates is increased by a large margin, and accordingly the quality of the anti-counterfeiting work plate and the hot stamping film is improved; meanwhile, the raw material consumption can be reduced, and the production cycle for making the anti-counterfeiting work plate is shortened. The electroformed anti-counterfeiting work plate has good strength, hardness and malleability resistance; the working life is pronged by near one time.

The invention discloses a multi-sheet environmental friendly repeatedly used fruit protective sleeve during growth. The multi-sheet environmental friendly repeatedly used fruit protective sleeve is characterized by comprising more than three arc sheets which are stacked up together in one direction, upper portions of the arc sheets are hinged together, lower portions of the arc sheets are hinged together, one side of the outermost arc sheet is provided with a baffle plate flushing to the inner face of the innermost art sheet, the arc sheets rightabout rotate relative to the baffle plate along the hinge joint, adjacent edges of adjacent arc sheets overlap to form a ball chamber, the innermost arc sheet and the baffle plates are clamped through a buckle, adjacent two faces of adjacent arc sheets are provided with chutes and projections matching in the chutes, and one side, adjacent to the baffle plate of the innermost arc sheet is provided with a carpopodium hole. The multi-sheet environmental friendly repeatedly used fruit protective sleeve is hard to damage, the buckle can be unlocked after a fruit is picked after maturity, the protective sleeve can be used again in the nest growing period of a fruit tree, so the protective sleeve can be repeatedly used for many times and better in environmental protection.

The invention discloses a rotation-folding-type environment-friendly recyclable fruit growth protection device which is characterized in comprising at least six arc supporting bars, two arc sides and an umbrella-shaped top. An annular slide rail is arranged under the umbrella-shaped top. The upper parts of the arc supporting bars and the arc sides are connected and mated on the annular slide rail. The lower parts of the arc supporting bars and the arc sides are hinged together. The slidable arc sides can be closed and can be snapped through snap buckles. Rubber sealing strips are provided on the contact surfaces of the two arc sides. The arc supporting bars are distributed with equal spaces along the annular slide rail. A foldable film connected with the arc supporting bars and the arc sides is arranged around the arc supporting bars and the arc sides, and covers the arc supporting bars and the arc sides, such that a spherical cavity is formed. A fruit stalk gap is arranged on the edge of the umbrella-shaped top. The assembly process of the device is simple and fast. The device is not prone to deformation and damage, and can be recycled repeatedly. Therefore, an average cost is reduced, and energy consumption is reduced. The device has better environment friendliness.

The invention discloses a tapered cylinder type environmental friendly repeatedly-used fruit protector. The tapered cylinder type environmental friendly repeatedly-used fruit protector is characterized by comprising a circular top cover and a tapered cylinder, the big end of the tapered cylinder is an up opening, the small end of the tapered cylinder is provided with a downward seal bottom, the edge of cylindrical wall of the axial section of the tapered cylinder is a curve, a plurality of tapered cylinders can be overlapped together, the edge of the top cover is provided with a lower reversed-bended edge, a connecting ring is connected in the lower reversed-bended edge, the lower portion of the connecting ring is connected with the opening big end of the tapered cylinder, the periphery of the circular top cover is provided with a stem hole extending to the center portion of the circular top cover. The tapered cylinder type environmental friendly repeatedly-used fruit protector is easy and quick to mount, hard to deform and damage, the connecting ring can be taken out from the top cover after a ripe fruit is picked, a plurality of tapered cylinders can be overlapped together, so the size of the tapered cylinders is small and convenient to transport, the fruit protector can be used again in the nest growing period of a fruit tree, so the fruit protector can be repeatedly used for many times, the average cost is reduced, and the energy consumption is reduced at the same time, the fruit protector can be recycled and reused after repeatedly used for many times, a problem that a conventional fruit bag cannot be reused can be solved, and the fruit sleeve is better in environmental protection.

The invention discloses a method for making texture on a silicon chip by repeatedly using a black silicon cleaning solution, which includes: (1) immersing the silicon chip in a metal ion salt containing 0.01-200mmol / L and 1-10mol / L hydrogen fluorine Carry out texturing in the black silicon texturing liquid of acid and 0.1-10mol / L; (2) clean the silicon chip after making texturing with deionized water, dry; (3) adopt the nitric acid solution cleaning step of 20-80wt% ( 2) the dried silicon chip obtained in to remove the metal particles deposited on the surface of the silicon chip; (4) clean the silicon chip with deionized water after cleaning the black silicon cleaning solution, and dry it to obtain a suede structure and (5) repeating steps (1) to (4), until the black silicon cleaning solution reaches the service life, the black silicon cleaning solution that reaches the service life is used as a raw material to prepare the black silicon texturing solution. The method of the invention can simply and effectively realize the repeated utilization of the black silicon cleaning solution, especially the metal ions therein, reduces the cost of texturing and waste water treatment, and is environmentally friendly.