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105results about How to "Good creativity" patented technology

Main speed reducer of fan of novel GTF aircraft engine

The invention discloses a main speed reducer of a fan of a novel GTF aircraft engine. The main speed reducer of the fan of the novel GTF aircraft engine is characterized in that sun gears and star gears use integrated double helical teeth, an inner tooth ring A and an inner tooth ring B are helical internal gears connected with a gear coupling through helical external splines, the gear coupling is connected with an output shaft through a straight-tooth internal spline, the speed reducer does not have an independent planetary rack, all the star gears are fixed on a left box body cover through star gear shafts, each star gear only revolves on its axis, the space position of each star gear is not changed in running, a bush of each star gear shaft uses a special structure that the diameter of the central hole is gradually changed to automatically compensate the flexible deformation of a cantilever end, and each of the input shaft and star gear shafts comprises a cantilever and a hollow structure to increase the elastic deformation ability and play a role of storing lubricating oil. The main speed reducer of the fan of the novel GTF aircraft engine has beneficial effects of simple structure, simple technique, good uniform loading and floating effect, small speed reducer volume, strong bearing capacity, large transmission power and small vibration noise and is capable of realizing the fixed-point spray lubrication for the star gears and bearing.
Owner:BEIHANG UNIV

Double-ended saw cutter

The invention discloses a double-ended saw cutter. The double-ended saw cutter comprises a horizontal type lathe rack, wherein a linear horizontal rail is arranged on the top of the horizontal type lathe rack; a slide base is arranged on the linear horizontal rail in a sliding mode; a fixed base is fixedly arranged at the left end of the horizontal type lathe rack; a transmission frame is jointedto the outer side of the horizontal type lathe rack; a transmission rack is arranged in the transmission frame; two groups of saw blade cutting units are oppositely arranged on the horizontal type lathe rack left and right; a height measuring device and a supporting frame are arranged at the right side of the slide base; a movable rack can be arranged on the right part of the linear horizontal rail in a sliding mode, and is opposite to the supporting frame horizontally; a drive device is arranged at the outer side of the slide base; and the transmission rack drives the slide base to slide leftand right on the linear horizontal rail. The double-ended saw cutter has the characteristics of being compact and scientific in structure, being adjustable in cutting angle of a saw blade cutting assembly, being capable of supporting relatively long section bar workpieces, being adjustable in cutting length of section bar workpieces, and being capable of measuring top side length parameters of the section bar workpieces on line; and the saw blade cutting assembly does not have intermediate transmission link, is high in transmission efficiency, and facilitates energy conservation and environment protection.
Owner:佛山市金立星机械设备有限公司

Generation-absorption-reabsorption system and absorption unit type based on system

The invention discloses a generation-absorption-reabsorption system and an absorption type unit based on the system, and belongs to the technical field of heat pump / refrigeration. The absorption type unit consists of an absorber, a second absorber, a generator, a solution heat exchanger, a second solution heat exchanger and one or two solution pumps, wherein the absorber is communicated with the generator via the solution pump and the solution heat exchangers, the generator is communicated with the second absorber via the second solution heat exchanger, and then the second absorber is communicated with the absorber via the solution heat exchanger; or the absorber is communicated with the second absorber via the solution pump and the solution heat exchanger, the second absorber is communicated with the generator via the second solution pump and the second solution heat exchanger, and then the generator is communicated with the absorber via the solution heat exchanger. The generator is provided with a cryogen steam pipeline and a driving heat medium pipeline respectively communicated with the outer part, and the absorber and the second absorber are respectively provided with a cryogen steam pipeline and a heated medium pipeline respectively communicated with the outer part. The generator provides high-temperature cryogen steam for the outer part, the absorber absorbs higher-temperature cryogen steam and releases the heat, the second absorber absorbs lower-temperature cryogen steam and releases the heat to form a generation-absorption-reabsorption system, and components are added to form the absorption unit based on the system.
Owner:李华玉

Mesoporous carbon supported N-heterocyclic carbene-palladium catalyst as well as preparation and application thereof

The invention discloses a mesoporous carbon supported N-heterocyclic carbene-palladium catalyst as well as a preparation method and application thereof. The catalyst carrier is hydroxylated mesoporous carbon; the ligand is N-heterocyclic carbine; the active ingredient is palladium chloride; the load capacity of the palladium in the active ingredient is 5.0-10.0% of the total mass of the catalyst; the surface hydroxyl group content of the hydroxylated mesoporous carbon is 1.9-2.2 mmol / g; the BET specific surface area of the hydroxylated mesoporous carbon is 700-1000m<2> / g; the BJH pore diameter is 5-7 nm; the BJH pore volume is 0.8-1.8 ml / g. According to the mesoporous carbon supported N-heterocyclic carbene-palladium catalyst, the palladium can be prevented from loss in the catalytic process; the mesoporous carbon has an ordered mesoporous structure, so that the surface dispersing performance of the palladium nano-particles can be improved to prevent the palladium from gathering in the catalytic process and improve the catalytic activity of the supported catalyst. The mesoporous carbon supported N-heterocyclic carbene-palladium catalyst has relatively high catalytic activity and relatively good reusability.
Owner:EAST CHINA UNIV OF TECH

Healthcare product composition with functions of liver protection and alcoholism relieving

ActiveCN104001135AHas the function of protecting the liver and relieving alcoholGood for liver protection and hangoverDigestive systemAntinoxious agentsDiseaseAlcoholisms
The invention provides a healthcare product composition with functions of liver protection and alcoholism relieving. The healthcare product composition comprises the following components in parts by weight: 1-2 parts of pseudo-ginseng, 3-4 parts of radix puerariae, 3-6 parts of phyllanthus emblica, 1-2 parts of bighead atractylodes rhizome, 1-2 parts of dried ginger and 3-7 parts of Maca. The healthcare product composition is prepared by compounding effective parts of medicine-food dual-purpose materials such as the pseudo-ginseng and the phyllanthus emblica and has the advantages that the pseudo-ginseng and the bighead atractylodes rhizome have a liver protection effect, the radix puerariae and the phyllanthus emblica have an alcoholism relieving effect, the dried ginger is aromatic and has a stomach invigorating effect, the Maca is creatively used for assisting in exertion of medicine properties, the bighead atractylodes rhizome is ingenious applied, meanwhile, the aromatic and spicy material is used for relieving acute alcoholism, and the healthcare product composition has relatively good effects of protecting liver and improving an immunologic function, can be used for treating chemical liver injury caused by chemicals such as ethyl alcohol and has very good prospect for adjustment of liver function diseases and immunity.
Owner:何川玉

Pneumatic automatic return device

The invention provides a pneumatic automatic return device. The problem that in the prior art, the return speeds of doors with different weights are different is solved. The pneumatic automatic return device comprises a shell, an upper convex shaft, a lower convex shaft, a piston, a sealed air chamber and an adjusting device, wherein the shell is of a hollow structure, the upper convex shaft is arranged in a gear sleeve, one end of the upper convex shaft extends outwards from the end part of the gear sleeve, the upper convex shaft only rotates in the gear sleeve, the lower convex shaft is also arranged in the gear sleeve and does reciprocating rectilinear motion only in the length direction of the gear sleeve, the upper convex shaft is in contact with the lower convex shaft, acting force always exists between the upper convex shaft and the lower convex shaft, the rotating motion of the upper convex shaft is synchronous with the rectilinear motion of the lower convex shaft, one end of the piston is used for continuously propping the lower convex shaft against the upper convex shaft, the sealed air chamber is a sealed cavity formed by an upper sealing piece and a lower sealing piece in the shell, high-pressure air is arranged in the sealed cavity, the other end of the piston extends into the sealed cavity, and the adjusting device is used for adjusting the volume of the sealing cavity.
Owner:WEIFANG ZHENGXIN PNEUMATIC TECH CO LTD

Safe injector

The invention discloses a safe injector which relates to the technical field of medical instruments, and comprises a needle cylinder (1) and a push rod (3), as well as an injection needle (10) and a connecting tube (2), wherein the injection needle (10) can be replaced as per use requirements. According to the invention, when the safe injector is in use, the traditional operating custom is barely changed, the use is convenient, and the effect is reliable; the injection needle (10) can retract and hide through an automatic retraction mechanism after finishing injecting to ensure that medical staff can be free from the unexpected harm of a contaminated needlepoint; after the injection is completed, the push rod (3) cannot be pulled back as being clamped by clamping rings (1e), so that the push rod cannot be reused, the real disposable injector is realized, and further the cross transmission of blood-borne diseases is avoided; support sheets (1c) are adopted to support the connecting tube (2), and a conical head pulling back rod (3d) is sleeved with a compression spring (7) in a flat pressing annular manner, so that the structural design is more reasonable, the safe injector is more suitable for the automatic assembly production of a production line, the quality is reliable, the qualification rate is high, and the cost is reduced.
Owner:江苏富田汇康医疗器械有限公司

High-safety intelligent home control system based on zigbee

The invention discloses a high-safety smart home control system based on zigbee. The high-safety smart home control system comprises a main controller, a personal safety module, a behaviour simulationmodule, a man-machine interaction module and an identification sensing module. According to the zigbee-based high-safety smart home control system of the invention, the personal safety module, the behavior simulation module and the identification sensing module are used cooperatively, the behavior actions of the solitary person are tracked quickly, and the behavior simulation module simulates andanalyzes the behavior of the solitary person, so that the behavior of the solitary person can be simulated and analyzed. According to the system, environment and basic data of the body of the solitary person collected by a plurality of recognition sensors are combined, and the body state and illness state of the person are judged through big data analysis, so that medical personnel, community workers and relatives can quickly know the condition of the solitary patient, time and effective scientific basis are provided for treatment of the medical personnel. The system is especially suitable for elderly people living alone and having difficulty in moving, and has good creativity and intelligence level.
Owner:珠海市贝多图网络科技有限公司

Fiber cotton material distribution process

The invention relates to the technical field of fiber cotton processing, in particular to a fiber cotton material distribution process. The fiber cotton material distribution process comprises the following steps: S1, placing fiber cotton on material distribution equipment; S2, moving an operation table, so that the to-be-cut position of the fiber cotton is located under a slitting mechanism; S3,operating a lifting mechanism, so that pressing plates are pressed on the two sides of the top of the fiber cotton; S4, operating the slitting mechanism, cutting off the fiber cotton, then enabling the pressing plates to move towards the outer side, and separating the cut fiber cotton through the pressing plates; and S5, operating the lifting mechanism, enabling the pressing plates to rise and a wool collecting roller to make contact with the surface of the fiber cotton, moving the operation table, and enabling the wool collecting roller to make uniform contact with the surface of the fiber cotton so as to remove cotton fiber on the surface of the fiber cotton. Through ingenious arrangement of the pressing plates and the wool collecting roller, the fiber cotton is firstly pressed and slit,then an adjustable top seat is used in cooperation to separate a measuring pressing plate, separation of the fiber cotton is achieved at the same time, finally the wool collecting roller is ingeniously put down to remove impurities and dust from the fiber cotton, and high-quality fiber cotton can be obtained.
Owner:淮南德元化工科技有限公司

Stereoscopic flower arranging pot with automatic moisture preservation function

The invention discloses a stereoscopic flower arranging pot with an automatic moisture preservation function. A hollow cylinder of the stereoscopic flower arranging pot is arranged on a flowerpot, anda plug cover and a stainless steel stirring rod are arranged on the hollow cylinder with flower arranging knocking-off holes; the flowerpot and the hollow cylinder are filled with foam flower arranging soil; the bottom of an outer pot is divided into a water storage space by a microporous circular plate of the flowerpot; a water feed device is arranged in the water storage space; an inner pot isarranged in the center of the microporous circular plate, and the outer pot is transversely divided into an inner planting region and a ring planting region; a capillary pore moisture preservation layer is arranged on the inner wall of the outer pot. The stereoscopic flower arranging pot has the advantages that flowers can be arranged in a plane and stereoscopic manner, the stereoscopic flower arranging pot is scientific, compact and novel in structure and ingenious in conception, the foam flower arranging soil can be reused by the aid of the stainless steel stirring rod, and accordingly the use cost can be reduced; water can be automatically supplemented for the water storage space by the water feed device; knocking-off holes are flexibly formed in spiral shallow grooves, accordingly, spaces can be sufficiently utilized, and the stereoscopic flower arranging pot has multiple planting functions; limited plane spaces can be expanded towards the stereoscopic directions, and accordingly the planting areas can be greatly increased; the stereoscopic flower arranging pot is quite convenient to use and applicable to home living use.
Owner:FOSHAN MIAOTU TECH CO LTD

Self-watering type household miniature spring onion and garlic garden

The invention discloses a self-watering type household miniature spring onion and garlic garden which comprises a bottle-shaped jar. An upper bottle jar for planting spring onion sprouts and a lower bottle jar for planting garlic sprouts are fastened with each other to form the bottle-shaped jar; a ventilation orifice is formed in the top of the upper bottle jar, an outer through hole is formed inan upper jar bottom, and the upper jar bottom is provided with an isolation hollow column and a connecting flat ring connected with the lower bottle jar; the lower bottle jar is divided into a cultivation region and a water storage region by a drainage partition plate, and a capillary pore water penetration layer is arranged on the inner wall of the lower bottle jar; a water feed device with an automatic water feed function is arranged in the water storage region; planting holes are formed in the wall of the bottle-shaped jar. The self-watering type household miniature spring onion and garlicgarden has the advantages that multi-dimensional structures can be formed by double-layer stereoscopic spaces and an inner leakage isolation jar arranged inside the lower bottle jar, and accordinglythe self-watering type household miniature spring onion and garlic garden is scientific, compact and novel in integral structure and ingenious in conception; a water adding valve of the water feed device can be opened and closed under the control of the water level, and accordingly technical effects of automatically watering the spring onion sprouts and the garlic sprouts and feeding and supplementing water for the water storage region can be realized; good effects of preserving moisture in soil can be realized; vertical-face spaces can be ingeniously utilized for planting the spring onion sprouts and the garlic sprouts which are easy to grow, accordingly, the planting areas can be greatly increased, and the self-watering type household miniature spring onion and garlic garden is applicable to home use.
Owner:FOSHAN MIAOTU TECH CO LTD

Double-headed saw cutting machine assembly

The invention discloses a double-headed saw cutting machine assembly. The double-headed saw cutting machine assembly comprises a horizontal rack extending in the left-right longitudinal direction, anda linear horizontal rail is arranged on the horizontal rack; the cutting machine assembly is characterized by further comprising a fixed cutting unit, a movable cutting unit, a material height measuring device, a control box and an automatic controller, wherein the fixed cutting unit is fixedly arranged on a left side of the horizontal rack and used for cutting one end of a profile through a metal circular saw blade installed on the fixed cutting unit; the movable cutting unit is located on a right side of the fixed cutting unit and is movably arranged on the linear horizontal rail of the horizontal rack in the left-right longitudinal direction; and the material height measuring device is in signal connection with the automatic controller and is used for detecting the cutting height of the cut profile in the cutting direction and transmitting detection data to the automatic controller. The double-headed saw cutting machine assembly has the advantages that the height data of the cut profile can be automatically measured by using the material height measuring device, and the cutting process of the double-headed saw cutting machine assembly is automatically controlled in combinationwith related processing data obtained by implementing man-machine conversation through the control box.
Owner:HUNAN JINLIXING MASCH TECH CO LTD

Process method for producing polyaluminum chloride and calcium aluminate by using aluminum ash

The invention discloses a technology method used for producing poly aluminium chloride and calcium aluminate. The technology method comprises following steps: 1, ash stir frying is carried out, and metal aluminum is recycled so as to obtain secondary aluminum ash; 2, the secondary aluminum ash is subjected to deamination processing so as to obtain a deaminated aluminum ash slurry; 3, the deaminated aluminum ash slurry is subjected to defluorination processing so as to obtain a defluorinated aluminum ash slurry; 4, the defluorinated aluminum ash slurry is filtered so as to obtain a filtrate anda filtration residue, wherein the filtrate is a poly aluminium chloride solution; and 5, the filtration residue is washed until the pH value is 7, is uniformly mixed with a calcium based auxiliary material, drying and high temperature reaction are carried out, after reaction, cooling, crushing, and grinding processing are carried out so as to obtain calcium aluminate. According to the technologymethod used for producing poly aluminium chloride and calcium aluminate, secondary aluminum ash is subjected to complete harmless processing, so that high efficiency resource utilization of secondaryaluminum ash is realized, and the produced products possess better economical benefit.
Owner:XINJIANG JOINWORLD CO LTD
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