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59results about How to "Take off quickly" patented technology

Nano spherical lithium hydroxide and preparation method thereof

The invention discloses nano spherical lithium hydroxide and a preparation method thereof. The nano spherical lithium hydroxide and the preparation method thereof are characterized in that the particle size of primary particles of the lithium hydroxide nanospheres is 10-600nm, the particle size D50 of laser particle size test is 50-2000nm, the purity of the lithium hydroxide nanospheres is greaterthan 99.7%, and the balance is 0.01-0.2% of non-polar organic matters and a proper amount of impurities. According to the nanospheres, a lithium hydroxide solution is matched with a non-polar organicsolvent and an ionic surfactant with a hydrophobic group according to a certain proportion to form stable water-in-oil, namely the structure is a structure that an organic matter wraps a water phase(W/O), the solution system is enabled to form emulsion liquid beads with nanometer and micrometer sizes, then, the lithium hydroxide of the liquid beads can be dried in the spraying process to separate out spherical nanoparticles, and in the drying process, a small amount of non-polar organic matters are remained, so that the dispersity of the lithium hydroxide nanospheres is improved, the hardening of the lithium hydroxide particles is favorably prevented, and the better physical morphology and size of the lithium hydroxide nanospheres are maintained.
Owner:苏州众鑫凯能源科技有限公司

Medical isolation protective sterile cap

PendingCN111345535AReduce the risk of infectionAlleviate visual impairmentGogglesHatsNose clipsMedical staff
The invention discloses a medical isolation protection sterile cap which comprises goggles and a mask, the goggles are embedded into a nose bridge at the upper end of the mask, and the goggles are fixedly connected with the mask; the edges of the goggles and the mask are connected with a sterile cap; a zipper opening is formed in the side edge of the sterile cap from the head to the bottom, a zipper is arranged on the zipper opening, a neck sealing opening is formed in the bottom of the sterile cap, and hydrocolloid dressing layers are arranged on the inner side, making contact with the neck,of the neck sealing opening, the edge, attached to the face, of the nose bridge at the upper end of the mask and the attaching position of the goggles and the face. The scheme is used for isolation and protection of medical staff, and in the process of resisting novel coronavirus infected pneumonia, pressure damage to medical instruments is reduced, and infection risks are reduced; the hydrocolloid dressing is attached to the inner side faces of the mask and the goggles, so that the hydrocolloid dressing is attached to the face and a nose clip, it is guaranteed that the mask and the goggles are completely attached to the skin, bruises of the face and the nose wings are relieved, in addition, it is guaranteed that attachment is good, and the goggles are prevented from fogging.
Owner:WEST CHINA HOSPITAL SICHUAN UNIV

Aircraft carrier carrier-bearing and land-aviation fixed wing aircraft take-off method

The invention provides an aircraft carrier carrier-bearing and land-aviation fixed wing aircraft take-off method and relates to improvement and innovation of aircraft carrier carrier-bearing and land lift-off fixed wing aircraft take-off technical methods. Force is composed of steam catapulting force, electromagnetic catapulting force, especially spring catapulting force and thrust of an engine and binding and unlocking resistance of an aircraft carrier carrier-bearing and land-aviation fixed wing aircraft, and spring catapulting with the compression and stretching reset functions is added on the basis of the existing steam catapulting and electromagnetic catapulting. The method is characterized in that various types of catapulting devices especially the spring catapulting device are combined with the engine and the bonding and unlocking device of the aircraft carrier carrier-bearing and land-aviation fixed wing aircraft in a butt joint manner, accumulation is collected and stored and synchronously released instantly to generate extreme specific impulse, and the method is used for achieving the technical feature effect more superior to the sum of the above single technical feature effects. The take-off manner of the fixed wing aircraft used for aircraft carrier carrier-bearing and land lift-off is changed into a launching take-off manner from a sliding take-off manner under the working condition that no sliding runway is needed, and multi-craft multi-line quick and direct take-off and lift-off at the same time period are achieved.
Owner:匡仲平

Two-stage drive complex high-frequency vibration sieve

A two-stage drive complex high-frequency vibration sieve belongs to the technical field of high-frequency vibration sieves and is used for dewatering operations for fine materials such as coal slime, tailings and sand and gravel. The technical scheme is that the sieve is of a structure of dual bodies of an upper high-frequency sieve section and a lower high-frequency sieve section, wherein the upper high-frequency sieve section is mounted at a large positive angle with the feed end higher than the discharge end, the lower high-frequency sieve section is mounted at a small positive angle with the feed end almost parallel to the discharge end or at a negative angle with the feed end lower than the discharge end, the lower high-frequency sieve section is connected to the rear portion of the discharge end of the upper high-frequency sieve section through an elastic member, the upper high-frequency sieve section and the lower high-frequency sieve section are respectively mounted with an independent vibration device, and the upper high-frequency sieve section and the lower high-frequency sieve section are up to 4500mm in the width of the sieve surface and up to 6000mm in the total length of the sieve surface. The two-stage drive complex high-frequency vibration sieve has the advantages of being reliable in operation, large scale achievable, good in dewatering effect and low in energy consumption and the like, solves the long-term unsolved technical problems of high-frequency vibration sieves, facilitates the development of the high-frequency vibration sieves, and has significant economic benefits.
Owner:TANGSHAN BRANCH COAL SCI ACAD

Saucer-like air vehicle

InactiveCN101837832AAdjust flight directionReduce resistanceAircraftsFlight directionFree state
The invention relates to a saucer-like air vehicle which comprises a primary power ring, a secondary power ring, an air inlet cavity, a cavity cover, a load chamber, a direction adjusting mechanism and a generator, wherein the primary power ring and the secondary power ring which rotate in opposite directions are respectively arranged on the air inlet cavity; the load chamber is arranged in the inner cavity of the air inlet cavity; the cavity cover is arranged on the load chamber; the direction adjusting mechanism is arranged between the load chamber and the air inlet cavity; the generator is arranged at the air outlet end of the air inlet cavity; the primary power ring and the secondary power ring are in end surface magnetic suspension structure; the primary power ring and the air inlet cavity are in end surface and side direction magnetic suspension structure; and the secondary power ring and the air inlet cavity are in end surface and side direction magnetic suspension structure. Because contact surfaces of mutual motion are in magnetic suspension structure, the overall operation is in a friction-free state; because rotating air flow enters the interlayer between the air inlet cavity and the load chamber, the taking off speed is improved, and the generating treatment is carried out simultaneously to provide energy for operating; and because the direction adjusting mechanism is arranged, the flight direction can be adjusted conveniently.
Owner:蔡窿

Liquid fuel saccharification production device and method for electric power

The invention discloses a liquid fuel saccharification production device and method for electric power, and belongs to the technical field of fuel production. The liquid fuel saccharification production device comprises a liquefaction mechanism, a cooking mechanism, a saccharification tank, a cooling mechanism and a fermentation tank, wherein the cooking mechanism is connected with the liquefaction mechanism; the saccharification tank is connected with the cooking mechanism; the cooling mechanism is connected with the saccharification tank; the fermentation tank is connected with the cooling mechanism; the liquefaction mechanism comprises first to N-stage preheating towers which are connected in sequence and a liquefaction tank connected with the N-stage preheating tower; the cooking mechanism comprises a heater connected with the liquefaction tank through a conveying pipeline provided with a liquefaction material pump, a cooking column connected with the heater, and a first to (N+1)-stage flash tanks connected sequentially with the cooking column; N is more than or equal to 2. Through adoption of a multi-stage heat recovery way, the consumption of steam is lowered, a very good liquefaction saccharification effect is achieved, and high ethanol purity is achieved.
Owner:国网河南省电力公司南召县供电公司

Preservation method of probiotics

The invention provides a bacteria preservation method for increasing activity of probiotics, and belongs to the technical field of food microorganism. The bacteria preservation method comprises the following steps: 1, inoculating probiotics bacteria to a proper liquid culture medium, and culturing to a logarithmic growth period under an appropriate condition; 2, properly concentrating a probioticssuspension solution obtained through culturing, or collecting bacteria through a centrifuging method; 3, uniformly mixing the probiotics suspension solution or the collected bacteria with sterilizedmicroalgae powder according to a certain proportion; 4, preculturing a probiotics and algae powder mixture for 2 to 4 hours under an appropriate condition; 5, subpackaging, directly preserving or carrying out vacuum drying under an appropriate condition, and preserving at -40 to -20 DEG C after aseptically packaging. According to the bacteria preservation method provided by the invention, the cellactivity of the probiotics can be better kept, the number of living cells in a preserved object can be remarkably increased, the problems of low preservation survival rate and low activity of bacteria in probiotics food and healthcare product production can be well solved, and a chemical protective agent is avoided in a bacteria preservation process.
Owner:青岛藻蓝生物有限公司

Construction brick recycling device

The invention relates to the field of construction materials and discloses a construction brick recycling device. The construction brick recycling device comprises a processing tank; a feed channel isarranged in the processing tank; a first processing mechanism is arranged on one side of the feed channel; a second processing mechanism is arranged on the other side of the feed channel; the first processing mechanism and the second processing mechanism each comprise a motor, a processing plate and protrusions, each processing plate is fixed to a drive shaft of the corresponding motor, the driveshaft of each motor is provided with a sliding groove, a baffle and a lug are arranged below each drive shaft, and the protrusions are evenly distributed on the sides, close to the feed channel, of the processing plates; the processing tank is further provided with an air cavity and a blocking mechanism; the blocking mechanism comprises a sliding plate, an air bag and a reversing valve; the air bag is fixed to the processing tank and communicates with the reversing valve; and the air cavity is provided with an intake one-way valve and an exhaust one-way valve which communicate with the reversing valve, a piston plate is arranged in the air cavity, and the piston plate is fixedly connected with the motors through piston rods. The construction brick recycling device is simple in structure and can recycle second-hand bricks quickly.
Owner:重庆市长寿区分素装饰工程有限责任公司

Preparation method of stable hollow calcium carbonate particles with controllable particle size

The invention discloses a preparation method of stable hollow calcium carbonate particles with controllable particle size, which comprises the following steps: respectively preparing a sodium carbonate solution and a calcium chloride solution with the same amount and concentration, adding a magnesium hydroxide and/or barium hydroxide crystal form control agent into the calcium chloride solution, and uniformly stirring; controlling the temperature to be 20-40 DEG C and the stirring rotating speed to be 600-1000rmb/min, adding the sodium carbonate solution into calcium chloride through a peristaltic pump, and continuously stirring for 5-10min after the addition is finished, so as to obtain turbid liquid; and after the reaction is finished, adding ethanol or acetone into the turbid liquid, preserving for 1-3h, filtering, carrying out filter pressing dehydration, drying, crushing and grading to obtain the hollow calcium carbonate particles. The hollow calcium carbonate product produced by the method has high average particle size and stability, the specific surface area can reach 10-25 m < 2 >/g, the preparation process is simplified, the production efficiency is high, the requirements on raw materials are not high, the production cost is low, and industrial production is easy to realize.
Owner:GUANGXI HUANA NEW MATERIALS TECH CO LTD

Novel shoe

The invention discloses a novel shoe. The shoe comprises a shoe sole and an upper on the shoe sole, wherein the shoe sole comprises a front bottom, a middle bottom and a rear bottom; the front bottomand the rear bottom are connected to the middle bottom separately; first elastic bodies making the front bottom and the middle bottom or/and the rear bottom and the middle body connected are arrangedat the corresponding positions of the front bottom or/and the rear bottom and the middle bottom; the upper comprises a front upper body and a rear upper body which are separated, the front upper bodyis correspondingly arranged on the front bottom, and the rear upper body is correspondingly arranged on the rear bottom. According to the novel shoe, the shoe sole and the upper which are separated inthe front-back direction are arranged, and the front and rear bottoms are connected to the middle bottom through the first elastic bodies; a user can wear the shoe through cooperation of two feet, wherein one foot treads the rear bottom and the other foot forwards extends into the front upper body. The front and rear bottoms are elastically connected to the middle bottom and the shoe can be effectively tightened through elasticity, so that the front upper body and the rear upper body tighten the foot. The novel shoe is simple in structure, convenient to wear and comfortable and fitting to wear, the novel shoes are not likely to fall off, and meanwhile, the shoe is convenient to quickly take off.
Owner:张宇
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