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233results about How to "Innovative design ideas" patented technology

A WG wireless transceiver

The invention discloses a WG radio transceiver, comprising a mobile communication module, a communication module of WiFi wireless LAN, a data host, an antenna, a data wire and a driver power source, which implements the technical proposal for monitoring house state in a short distance through smart phones which rely on a WiFi wireless LAN and monitoring house state in a long distance through smart phones which rely on a mobile communication network, and the invention is characterized by real-time and bidirectional information exchange, large communication capacity, good compatibility, strong capacity for resisting disturbance and convenient switch between short-distance control and long-distance control, thus being an ideal smart household controller.
Owner:周津诚

Measure for solving AC, DC earthing and short circuit and novel design of DC system

Aiming to solve the problems that the electric power plant trips due to the ground fault for the strings under alternating current or direct current condition, and a plurality of accidents appear, for example, the device is damaged, the important relay coil with easy incorrect-tripping is connected with a shunt resistor in parallel, the communication is carried out between the electric devices, and a rectification, insulating and tripping functional switch is installed on a direct-current power supply branch circuit, so that the influence on the fault source is reduced or isolated. The invention provides a novel direct current system design principle and a method, a special hall sensor for the unbalanced current is adopted, a grounding resistance-capacitance loop is increased, the unbalanced current of the grounding branch circuit is increased, the sensitivity of measurement is improved, a distributed on-site monitoring module finishes the data acquisition and the data transmission of the busbar voltage, the unbalanced current, the on / off state, and the like, the monitoring center finishes processing all the data and warning according to the logic of the design, the tripping command is transmitted to the fault branch circuit through the distributed on-site monitoring module, and a switch with tripping function is used for shutting the fault branch circuit off in time after receiving the command. Therefore, the technical problem that the fault range is extended due to the short circuit and the ground fault for strings under the alternating current and the direct current condition is solved.
Owner:卢贺成

Aluminum electrolyzed waste carbon residue innocent treatment system and method thereof

The invention discloses an aluminum electrolyzed waste carbon residue innocent treatment system and a method thereof, and aims at solving the technical problems of low carbon residue reclaiming utilization and environmental pollution in current electrolytic aluminum industry. The system comprises a heating furnace, a heating circulation device, a tail gas purification device, a hopper correspondingly communicated with the heating furnace and a raw material bin correspondingly communicated with the hopper, wherein the heating circulation device is respectively and correspondingly communicated with the heating furnace and the raw material bin; a tail gas outlet communicated with the tail gas purification device is formed in the raw material bin. According to the aluminum electrolyzed waste carbon residue innocent treatment system, the problems that accumulation or landfill of waste slot liner carbon residues pollutes environment, massive raw materials are wasted and the like, which trouble the electrolytic aluminum industry for years, can be effectively solved.
Owner:ZHENGZHOU JINGWEI TECH & IND

3D stack printing method and 3D stack printer

The invention relates to a 3D printing technology and especially relates to a 3D stack printing method and a 3D stack printer. By using the method and the printer of the invention, problems that the printer prints slowly; kinds of consumables are less and a suitable product scope is small are solved. The 3D stack printing method comprises consumable printing and accessory printing. The consumable is a preformed and prefabricated component consumable which is a 3D stack printing unit. The 3D stack printer comprises a consumable supply apparatus, a consumable print head used to undertake and print the consumable and an accessory print head (4). The consumable is the preformed and prefabricated component consumable which is the 3D stack printing unit (8). Correspondingly, the consumable print head comprises a stack printing unit holder (6) and a stack printing unit pushing head (7) which is cooperated with the stack printing unit holder. By using the method and the printer of the invention, 3D objects which have a low requirement to printing resolution can be printed, such as a daily necessity, an article of daily use, a furniture, clothing and shoes, a packaging filler, a stage property, a decoration pattern, an artistic embossment, a circular engravure and the like.
Owner:符晓友

Rotary hydrogen crushing furnace

The present invention relates to RE alloy crusher and is one rotary hydrogen crushing furnace. It includes rotary furnace, electric heater outside the furnace, furnace rotating drive mechanism and furnace vacuum pumping and hydrogen filling unit. The furnace has feeding and discharging port at one end and is connected to vacuum pumping and hydrogen filling unit at the other end. The electric heater consists of right and left bodies on the support with rollers. Inside the furnace, there are spiral sheets. Compared with available hydrogen crushing furnace with internal heater structure, the present invention with outer heater structure has fast temperature decreasing speed of the furnace and material inside it, simplified operation, high efficiency, improved safety and operation performance.
Owner:董永安

Operating method for tractor clutch operating device with hydraulic assistance

ActiveCN104728309AEasy to controlIncreased torque reserve factorClutchesDriver/operatorPressure difference
The invention discloses an operating method for a tractor clutch operating device with hydraulic assistance. A booster cylinder is connected with a clutch pull rod through a clevis by a clutch pedal, an output pipeline of a steering constant flow pump of a tractor provides pressure for the booster cylinder, and a piston rod of the booster cylinder is connected with the clutch pull rod through the clevis. When a driver steps on the clutch pedal, firstly power is provided for a throttling valve in the piston rod to enable an upper cavity and a lower cavity in an assistance oil cylinder to generate a pressure difference, the piston rod is pushed to pull the clutch pull rod, the clutch is separated, the easy control of the clutch is achieved, the torque reserve coefficient of the clutch is increased, the operating force of the driver is reduced, and the operating comfort of the driver is improved.
Owner:LUOYANG WEILIN HYDRAULIC MACHINERY

Novel computer system structure and device with networking inside

The invention relates to a novel computer system structure applied to information safety and information safety processing realization. A computer device with the novel computer system structure realizes the all-around defense of network invasion and the safe processing of information through a networking structure inside a computer system; the computer system comprises a shared area, a plurality of safe working areas and unsafe working areas, a working area switching control unit, a plurality of operating system nucleus modules, a working area switching module, a trans-regional exchange protocol and a plurality of daemon process modules; in the computer system, the information of the safe working areas can be only accessed by legal users, and any other illegal user or information is isolated in the unsafe working areas, thus the safety of data of the safe working areas is ensured. The invention has novel design mentality and correct realizing routes, can greatly eliminate potential safety hazards caused by the network invasion, virus and trojan program and realizes the safety processing of the information, thereby having very extensive prospect.
Owner:邵峰晶 +2

Efficient cleaning device for soybeans

The invention discloses an efficient cleaning device for soybeans. The device comprises a box body. A first rotating shaft is fixedly connected to the output end of a first motor, a spiral stirring rod is fixedly connected to the surface of the first rotating shaft, and a supporting frame is fixedly connected to each of the four corners of the bottom end face of the box body. A second rotating shaft is fixedly connected to the output end of a second motor. A rotating disk is fixedly connected to the upper end face of the second rotating shaft. Third through holes are evenly formed in the rotating disk. A rotating drum is fixedly connected to the upper end face of the rotating disk. Second through holes are evenly formed in the bottom end and side walls of the rotating drum. A second electromagnetic valve is arranged on the side, close to the bottom end of a second tilting plate, of an inner cavity of the box body. The efficient cleaning device for the soybeans is reasonable in structure, novel in designing thought and better in cleaning effect; by using a robot to replace human power, labor intensity is lowered, and cleaning efficiency is improved; and cleaned water can be recycled, and resources are saved.
Owner:CHONGQING XINRUN AGRI DEV

Three-dimensional radar altitude dynamic calibration device and method based on unmanned helicopter with rotor wings

The invention belongs to a radar calibration device, and relates to a three-dimensional radar altitude dynamic calibration device and method based on an unmanned helicopter with rotor wings. The radar altitude dynamic calibration device comprises three big dipper receiver terminals, a warship-mounted radar data recording device, a flying control system and a calculating sub-system, wherein the three big dipper receiver terminals include a big dipper receiver I which is installed on a reference point of a wharf and serves as a reference station, a big dipper receiver II which is installed in the center of a warship equivalent position and a big dipper receiver III installed on the unmanned helicopter with the rotor wings. During calibration, the big dipper devices are additionally arranged on the unmanned helicopter with the rotor wings and the warship, changes of physical positions of the unmanned helicopter with the rotor wings and the warship are recorded, meanwhile, data are recorded synchronously through a warship radar, error processing analysis is carried out on truth-value data recorded on the unmanned helicopter with the rotor wings and the recorded data of the warship radar, and ultimately a radar elevation error value is obtained.
Owner:PLA DALIAN NAVAL ACADEMY

Method for changing specific wire widths of wiring layer in Allegro software

The invention provides a method for changing specific wire widths of a wiring layer in Allegro software. A PCB (Printed Circuit Board) wiring technology is designed, the editing operation is performed on a database which is corresponding to configuration files in the Allegro software through a Skill interface of the Allegro software according to a special language of the Allegro software, and the wiring of the specific wire widths in the layer can be rapidly replaced with the wiring layer as a unit. According to the method for changing the specific wire widths of the wiring layer in the Allegro software, the design thought is novel, the implementation is simple, the use is convenient and rapid, the defects of the manual change of the specific wire widths under the existing functions of the Allegro software can be effectively overcome, the secondary development of functions of the Allegro software is performed, the working efficiency of the change of the specific wire widths is significantly improved, a large amount of manpower is saved, the missing or misjudgment of certain specific wire widths is avoided, and the quality and the efficiency of the PCB wiring is effectively improved.
Owner:INSPUR GROUP CO LTD

Transportation method for constructing high mountain building

The invention relates to a construction method of a high mountain building, in particular to a transportation method for constructing a high mountain building. In the method, the problems that materials and construction tools are difficult to transport when constructing a new structure or building, and the exiting transportation method has various defects are solved. The method comprises the steps: building a base layer on a slope surface which is relatively flat by the earth excavated on the field; paving two tracks on the base layer; and arranging a transporting hopper car on the tracks, wherein the transporting hopper car is driven by a winding engine at the top of the slope surface to move up and down along the tracks, so that the transportation during constructing the high mountain building is realized. The method is novel and ingenious in design thinking, is reasonable and definite in design parameters, and offers a novel transportation method for the transportation during constructing the high mountain building. The method has the technical effects as follows: 1, the construction cost and the project cost are reduced; 2, the work efficiency is high; 3, the method is convenient and flexible; and 4, the method improves the application, i.e. a beautiful and practical passing steel ladder can be formed only with a little improvement.
Owner:山西太行建设开发有限公司

Preparation method of in situ double-tilt electronic microscope sample rod

The invention belongs to the technical field of material analysis and testing, and relates to a manufacturing method of an in situ double-tilt electronic microscope sample rod for which an electric field and a light signal can be added externally; the method comprises the following steps that: first, three independent channels are arranged in a hollow copper bar of a sample rod based on an existing single-title electronic microscope sample rod in an insulated and closed way; the three independent channels are respectively distributed to a horizontal transmission rod, a lead and an optical fiber and are insulated and sealed; the sample rod tilts rotationally along a Y axis through a stepper motor which is arranged outside the sample rod and is connected with the horizontal transmission rod; then an electric field terminal is arranged on a sample cup and is more than 10cm away from an optical axis, so that the concentration of charge and the affection of the imaging quality are prevented; then an optical fiber fixed column is arranged on the sample cup, metal is sprayed onto the surface of a transmitting optical fiber and the optical fiber is connected in, and a laser led-in sample is formed into an in situ transmission double-tilt sample rod; and according to the preparation method of the in situ double-tilt electronic microscope sample rod, a design idea is novel, the used equipment and technologies are mature, the manufacturing cost is low, the market blank is filled, experimental needs are met, and the practicality and test results are good.
Owner:QINGDAO UNIV

Method for assessing teacher practical skills based on neural network technology

The invention provides a method for assessing teacher practical skills based on a neutral network technology. The method adopts the neural network technology, fuzzy mathematics and computer technology. The method also adopts an information index system, a fuzzy processing module and a neural network assessment module, wherein the information index system is used for selecting the characteristic value of the information index system according to the characteristics of the practical ability of the teacher professional in automobile; the fuzzy processing module is used for performing fuzzy processing to the characteristic value and setting the weight of the characteristic value; and the neutral network assessment method is used for adopting the fuzzy characteristic value of the information index system as the input value of the neural network, and assessing the level of the practical skills of the teacher professional in automobile through an established BP (Back Propagation) neural network assessment system according to the amount of the unit value of an output layer of the neural network. The method has the advantages that the level of the practical kills of the teacher professional in automobile can be quickly and accurately assembled, and thus a data support is provided to the administration section of a school to make a decision. The method can be widely applied to assessment of practical skills of teachers professional in various fields.
Owner:TIANJIN UNIV OF TECH & EDUCATION TEACHER DEV CENT OF CHINA VOCATIONAL TRAINING & GUIDANCE

Method for stereoselective synthesis of IeodomycinA and B

The invention relates to a method for asymmetric synthesis of chain nonsaturated ester IeodomycinA and B. The method utilizes geraniol as a raw material and through Swern oxidation, 3-chloroperbenzoic acid epoxidation reaction, Wittig reaction and periodic acid oxidation cutting-off reaction, an intermediate 5 is prepared. Through a two-step reaction with trimethylchlorosilane, methyl acetoacetate as an intermediate 2 is prepared. Silyl enol ether 8 and aldehyde 5 are synthesized into a key intermediate 9 in the presence of a titanium tetraisopropanolate / (S)-BINOL as a catalyst. Through hydroxyl-induced reduction reactions, the end product IeodomycinA and B are synthesized. The method comprises the eight steps, has a simple and reasonable design, utilizes cheap raw materials and has a high product yield. The IeodomycinA and B have high optical purity.
Owner:JIANGXI SCI & TECH NORMAL UNIV

Synchronous generator and method for constructing mutual feedback system of synchronous motor

The invention relates to a motor linkage technology, in particular to a construction method of mutual feedback system of synchronous generators and synchronous motors, which aims to solve the problems that the existing reducer power-load testing system has high cost and wastes energy. The invention has the following steps: two synchronous motors with the same performance parameters are chosen and then a stator of one motor can rotate relative to a rotor; the two synchronous motors are connected coaxially on the condition that the mechanical phases of the rotors are maintained the same; an electric motor is connected coaxially with the two synchronous motors; the armature outputs of the two synchronous motors are connected through the same phase, and then the angle of one synchronous motor stator is artificially rotated, and the rotated synchronous motor is operated in a state of the generator or the electric motor, while the other synchronous motor is operated in a state of the electric motor or the generator. The testing system constructed with the method is low-cost and energy-saving, and is applicable to the performance testing of reducers, synchronous motors, shafts, torque sensors, electric appliances, cables, and switch devices.
Owner:永济电机天作电气股份有限公司

Preparation method and application of hydrophilic chromatographic stationary phase of cationic polysaccharide coating type

The invention relates to a preparation method and an application of a hydrophilic chromatographic stationary phase of a cationic polysaccharide coating type, wherein silica gel is provided with a negative charge; saccharide is of a quaternary ammonium polysaccharide provided with a positive charge. According to the preparation method, by utilizing the ionic interaction, the silica gel with a sulfonated surface and the cationic polysaccharide with the positive charge are combined in an aqueous solution system so as to prepare the agglomeration type chromatographic stationary phase. Compared with the traditional bonding sugar type stationary phase, the preparation method of the agglomeration type stationary phase is more efficient, convenient and environment-friendly. In addition, the agglomeration type stationary phase has good separation selectivity, repeatability and stability, thereby having the great application potentiality for the separation of polar compounds of other types. Therefore, the agglomeration type stationary phase can be widely applied to glycobiology and glycoproteomics.
Owner:EAST CHINA UNIV OF SCI & TECH

Method and device for demagnetizing steel wire conveying belt without energy consumption

The invention discloses a method and a device for demagnetizing a steel wire conveying belt without energy consumption. The method comprises the following steps of: a) allowing the moving direction of the steel wire conveying belt to get into an alternating magnetic field formed by a demagnetizing plate, wherein the distance between the demagnetizing plate and the steel wire conveying belt can be adjusted; b) adjusting the distance between the demagnetizing plate and the steel wire conveying belt, and measuring the magnetic field intensity on the back surface of the steel wire conveying belt, if the measured value of the magnetic field intensity is more than 200 Gs, the distance is qualified; c) adjusting the distance that the steel wire conveying belt departs from the demagnetizing plate, acquiring a detection signal through a metal detector, inputting the detection signal into an oscillometer, and observing whether interference pulse exists or not and the peak value of interference pulse wave, if a waveform curve is flat, demagnetization is qualified, and when the waveform curve is abnormal, adjusting the current distance until the detection signal is qualified; and d) after adjusting the current distance until the detection signal is qualified, starting a steel wire conveying belt machine set to perform demagnetizing operation, wherein in the process, the metal detector extracts the detection signal to analyze the whole periphery of the conveying belt to judge a demagnetizing effect. The problem about demagnetizing the steel wire conveying belt is solved by the method and the device, and the method and the device have the characteristics of no maintenance, energy conservation and the like.
Owner:BAOSHAN IRON & STEEL CO LTD

Motor control method based on DCS system

The invention relates to a motor control method and discloses a motor control method based on a DCS system. A computer sets motor operation and control parameters via network service so as to operateand control the motor. The DCS system comprises a control motor and an upper computer connected with the control motor, wherein the control motor is connected with a plurality of motors of various types, and a standard motor module is arranged in the control motor. The control method is as follows: firstly setting the equipment parameter, the operation parameter, the starting up and stopping parameter and the fault alarm parameter of each motor; calling the motor subprogram; then calling the standard motor module to perform signal processing and control on different types of motors; after finishing subprogram processing, returning to the body program which controls the motor; and meanwhile, outputting a corresponding control order, the current operation state of each motor and the fault information of the motor on the display window of the upper computer. The motor control of the invention is designed into a standard motor module, thus improving popularity.
Owner:ZHEJIANG HUAZHANG TECH

Double control safety box unlocked by key and inputting password

The invention discloses a double control safety box unlocked by a key and inputting a password. An unlocking key is provided with a keying circuit; a conductive marble and a mechanical marble corresponding to a conductive contact and a mechanical contact of the unlocking key are arranged in a lock cylinder; a singlechip chip and a memory are arranged in the safety box; the output end of a trigger detection circuit connected with the input end of the singlechip chip is respectively connected with an unlocking electromagnet assembly and a nixie tube display; the memory stores storage the password corresponding to an unlocking key output password and an IC card emergency key password; and the keying circuit of the unlocking key is connected with the trigger detection circuit at the input end of the singlechip chip to form an unlocking key input signal circuit. The double control safety box remains a conventional unlocking form of an electronic safety box, cancels the emergency lock cylinder which has high failure rate and high potential safety hazard, substitutes a key button and a seven-segment nixie tube display for an operating button and a liquid crystal display screen, renovates the design thought of a safety box lockset, reduces the production cost of the overall safety box, and improves a safety factor of the electronic safety box.
Owner:宁波永发智能安防科技有限公司

Polyvinyl alcohol coating chromatography stationary phase as well as preparation method thereof and application

The invention discloses a polyvinyl alcohol coating chromatography stationary phase as well as a preparation method and application thereof. The preparation method comprises the following steps: a, preparing a polyvinyl alcohol aqueous solution; b, coating the surface of each spherical particle, namely, adding the spherical particles into the polyvinyl alcohol aqueous solution obtained in the step a, stirring the spherical articles at 300 to 1500rpm so as to uniformly mix the spherical articles and the aqueous solution; and c, washing and drying, namely, filtering a reaction system in the step b, washing a solid product by utilizing water, and performing vacuum drying on the solid product to be used as packing stuffing. The polyvinyl alcohol coating chromatography stationary phase and the preparation method have the advantages that the coating-type material is prepared by utilizing a physical coating principle, and the design concept is novel and environment-friendly. The coating process is completed in the aqueous solution system, the operation process is simple and convenient, and the reaction condition is moderate. The technology of the preparation method is wide in application range, a compound of the needed functional group is added in the polyvinyl alcohol aqueous solution to perform the coating, the stationary phase of any function can be prepared, and a wide development space is provided for the polyvinyl alcohol immobilization stationary phase.
Owner:EAST CHINA UNIV OF SCI & TECH

Medicine box enabling user to take round tablets out accurately, quantitatively and easily with one click according to demands

The invention provides a medicine box enabling a user to take round tablets out accurately, quantitatively and easily with one click according to demands, and relates to the field of pharmaceuticals industry packaging containers. Through a preferably directional, quantitative and partitioning object taking integrated structure, under the action of one click pressing force, through the synchronousaction of a directional stirring mechanism and a partitioned object taking mechanism, tablets which are contained in a medicine storage space disorderly fall into a directing space for directing through a medicine discharging space, the directed tablets fall into a quantifying space for quantifying, and the quantified tablets are taken out easily through the partitioning object taking mechanism. The accurate, quantitative and easy one-click take-out function is achieved according to the dispensatory doses, and the problems that inaccurate quantification is caused by eye survey and manual counting during each time of medicine taking through existing medicine boxes, thus, tablets are liable to be scattered and polluted, waste is caused, and medicine boxes are insanitary are solved; and the medicine box is novel in design thought, sensitive in reaction, accurate in quantification, easy to operate, low in production cost, economical, compatible and high in universality.
Owner:谢虎强

High melt strength polypropylene and preparation method thereof

The invention discloses high melt strength polypropylene and a preparation method thereof, and relates to polypropylene and a preparation method thereof. The invention solves the problems of degradation of a polypropylene main chain, dispersion of an initiator, residue, low grafting efficiency and the like when the high melt strength polypropylene is prepared by adopting a post reactor method. The high melt strength polypropylene is prepared from polypropylene powder, pre-irradiated rubber latex, pre-irradiated polypropylene powder, water-soluble monomer and a heat stabilizer by adopting wet reaction and melt-blending. The method comprises: preparation of the pre-irradiated polypropylene powder; preparation of the pre-irradiated rubber latex; and mixing of the pre-irradiated polypropylene powder, the pre-irradiated rubber latex, the polypropylene powder, the water-soluble monomer and the heat stabilizer, and extruding granulation. The method can inhibit aggregation of latex particles, reduce the dispersion scale and improve the dispersion under the shear action in the process of 'mixing dispersion-dewatering drying-reaction'; and the grafting reaction is completed before the polypropylene is melted, so that discontinuous degradation of the polypropylene is avoided. The invention belongs to the field of preparation of modified polypropylene.
Owner:TECHN PHYSICS INST HEILONGJIANG ACADOF SCI

Intelligent burglar-proof lock of safety box

The invention discloses an intelligent burglar-proof lock of a safety box, which comprises a key, a lock body, and a panel, wherein the lock is internally provided with a lock cylinder, a main control chip, an electromagnet assembly, an audio alarm and a work power supply, and the key is provide with an IC (integrated circuit) card circuit storing a password, a conductive contact, and a mechanical contact; the lock cylinder is internally provided with a conductive spring and a mechanical spring which are corresponding to the conductive contact and the mechanical contact of the key; the main control chip is internally provided with a CPU (central processing unit) memory which is provided with a password memory for comparing with the password output by the IC card and an unlocking program controller; and the input end of the main control chip is connected with a keyboard for inputting the password, the output end of the main control chip is connected with an unlocking electromagnet assembly and a liquid crystal display screen for displaying the working state of the lock body, and the input end of the main control chip is also connected with a detection circuit for detecting the unlocking working state of an electromagnet. In the invention, an emergency unlocking lock cylinder of an original electronic safety box is removed, a normal unlocking lock cylinder is integrated with the emergency unlocking lock cylinder into a whole, and an emergency IC card password key is added in case of forgetting the password, thereby improving the safety factor of the electronic safety box.
Owner:NINGBO YONGFA GROUP

Multifunctional mounting and dismounting vehicle for aircraft landing gear

The invention relates to a multifunctional mounting and dismounting vehicle for an aircraft landing gear, which comprises a base frame, a rising frame, a longitudinally shifting frame, a transversely shifting frame and a swinging plate, wherein walking vehicle wheels are mounted on the base frame; a pair of positioning casing pipes are fixedly mounted on the upper surface of the swinging plate; positioning pins are respectively mounted in the positioning casing pipes; transverse motion and longitudinal motion of the mounting and dismounting vehicle are driven through hydraulic cylinders; and the height is adjusted through the hydraulic cylinders. The multifunctional mounting and dismounting vehicle has the advantages that a layered design is adopted, five layers of structures are matched and used to realize a leveling function, an up-and-down regulating function, a front-and-back regulating function, a left-and-right regulating function and a rotation regulating function, the landing gear can be positioned on the mounting and dismounting vehicle rapidly and accurately and is very convenient to mount and dismount, manpower is decreased, the labor intensity is reduced, the automation degree of tool equipment is increased, the maintenance efficiency and the work efficiency are improved, the stopping time of an aircraft is decreased, and besides, the safety is high.
Owner:CIVIL AVIATION UNIV OF CHINA

Online normal-pressure chemical vapor deposition film-plating reactor through floatation process

The invention discloses an online normal-pressure chemical vapor deposition film-plating reactor through a floatation process. The online normal-pressure chemical vapor deposition film-plating reactor disclosed by the invention comprises a heat preservation shell and a bottom plate, wherein a gas inlet chamber and an exhaust chamber are arranged in the heat preservation shell; a slit communicated with the gas inlet chamber and an exhaust hole communicated with the exhaust chamber are arranged on the bottom plate; a pre-mixing chamber and a waste gas chamber are also arranged in the heat preservation shell; the pre-mixing chamber is connected to a film-plating precursor gas inlet pipe and embedded in the waste gas chamber; the exhaust chamber is connected into the waste gas chamber; the gas inlet chamber is communicated with the pre-mixing chamber through a gas inlet channel; the gas inlet chamber is arranged over the bottom plate and is shaped as a wide mouth gradually widened along the airflow direction; a flow-mixing baffle for forming up and down airflows is installed in the gas inlet chamber; the exhaust chamber is of a structure with a large upper part and a small lower part; and a dust collecting plate is installed in the exhaust chamber. By means of the gas mixing chamber structure in the invention, multi-charge and multi-discharge steady airflow trends are formed easily, pre-heating is strengthened, the flow is convenient to adjust, the film-plating efficiency is increased, and thus, the film-plating quality is increased.
Owner:中玻(陕西)新技术有限公司

Nut rotating ball screw pair transmission unit

The invention discloses a nut rotating ball screw pair transmission unit which comprises fixed brackets, a servo motor, ball screw pairs, linear guide rails and a feeding beam, wherein the fixed brackets are symmetrically arranged on two ends of the feeding beam, the linear guide rails are arranged on the upper part of the fixed brackets, roller type slide blocks are arranged on the linear guide rails, the feeding beam is arranged on the roller type slide blocks, lead screw seat plates are arranged on the upper parts of the fixed brackets, ball lead screws are arranged on the lead screw seat plates through fixing devices, ball lead screw pair nuts are sleeved on the ball lead screws and are connected with nut seats, the nut seats are connected with the feeding beam, two ends of the feeding beam are connected with a servo motor bracket, and the servo motor is arranged on the servo motor bracket. The nut rotating ball screw pair transmission unit provided by the invention has a simple and compact structure, and is novel and special in design thought. A ball lead screw transmission system is used for replacing a gear-rack transmission mode in an overlong stroke feeding process, and the difficulty of poor feeding precision caused by axial and radial runout in an overlong distance conveying process is solved. High-speed feeding and returning of a plate are realized, and locating precision and repeated locating precision are ensured.
Owner:TIANSHUI METALFORMING MACHINE TOOL GROUP

Method for synthesizing natural product Jaspine B isomer

The invention relates to a method for synthesizing natural product Jaspine B isomer, which comprises the following steps: by using cheap and accessible L-serine as an initial raw material, carrying out methyl ester protection, propylidene protection, diisobutylaluminum hydride reduction, Corey-Fuchs reaction, alkylation and the like to complete the synthesis of an intermediate disclosed as Formula 6; carrying out a metal catalysis process (silver nitrate catalysis) to complete the synthesis of a key intermediate disclosed as Formula 8; and completing the complete synthesis of the target molecule disclosed as Formula 10 at higher yield. The method has the advantages of novel and reasonable synthetic route design, cheap and accessible raw material, simple operating technique, mild reaction conditions and single product structure, efficiently completes the complete synthesis of the Jaspine B isomer with three chiral centers, and establishes firm foundation for subsequent complete synthesis of the natural product Jaspine B.
Owner:JIANGXI SCI & TECH NORMAL UNIV

Continuous water level control system based on singlechip

The invention discloses a continuous water-level control system based on a singlechip, which is used for realizing continuous control and water level tracking. The system mainly comprises circuits such as a singlechip controller module, a stepping motor driving module, a water level detection module, a water inlet / outlet module and the like, wherein the stepping motor is a digital control motor which is used for converting electric pulse into angular displacement, i.e., the stepping motor rotates by a fixed angle along a set direction once a pulse signal is given. A water level signal is acquired by using a metal bar and the electric conductivity of water, the output level of a singlechip port is used for controlling a relay to control a water pump, the steps of the stepping motor are counted, and a practical water level in a water tank can be measured in real time through a simple digital model, so that continuous control and water level tracking are realized, and the water level is displayed in real time through a liquid crystal. The scheme has the characteristics of novel design thought, simple principle, easiness in realizing, high accuracy and the like; and the control system has important signification to the improvement of the industrial automation level and the living water quality.
Owner:SHAOYANG UNIV

Bottle cap with quantitative object taking-out function

The invention discloses a bottle cap with a quantitative object taking-out function and relates to the technical field of bottle caps. The bottle cap comprises a cap body, a quantitative rotating disc, a sealing plate, an object taking-out key and a sealing cover, wherein the cap body takes the shape of a hollow cylinder; the interior of the cap body is cut into an upper cavity and a lower cavity;the side edge of the upper cavity communicates with that of the lower cavity; the upper cavity is hollow; a screw thread is formed on the inner wall of the upper cavity; the quantitative rotating disc and the sealing plate are mounted inside the lower cavity; the sealing cover is connected to the outer side of the lower edge of the lower cavity; and the object taking-out key is mounted on the sealing plate. When in use, the bottle cap is mounted on a bottle body, the bottle body is inverted, the sealing cover is opened, and a pushing rod on the object taking-out key is gently prodded, so thatthe accurate, quantitative and easy object taking-out function can be ingeniously achieved thorough the linkage cooperation among all the components; accordingly, the problem that a lot of time and effort are consumed because a conventional bottle cap needs to be opened and closed during each object taking-out process, the problem that the quantification is inaccurate during the manual counting process, and the problem that the scattering and pollution possibilities are high during the taking-out process can be effectively solved; and the bottle cap is novel in design thought, convenient to use, broad in application scope, low in production cost, economical and practical, and high in universality.
Owner:谢易成

In-situ assembling method of lithium ion battery

The invention belongs to the technical field of the preparation of a lithium ion battery, and relates to a method for in-situ assembling of the lithium ion battery by utilizing a single nano wire or a single nano tube. By selecting a transmission electron microscope device, the method comprises the following steps of: firstly adhering metal lithium (Li) or LiCoO2 particles onto an AFM probe of an in-situ sample table of a transmission electron microscope respectively to form a cathode of the lithium ion battery, then dropping the liquid with metal oxide nano wires on the metal probe of the in-situ sample table of the transmission electron microscope with an oxide layer formed on the metal particles as lithium ion battery electrolyte to ensure that the metal oxide nano wires are adhered onto a sharp end of the metal probe to be used as an anode of the lithium ion battery, and driving a single metal oxide nano wire to contact liquid or solid electrolyte by adopting piezoelectric ceramic so as to realize the in-situ assembling of the lithium ion battery. The in-situ assembling method is novel in the designing concept, simple in principle, low in preparation cost, environment-friendly in production environment and wide in practicability.
Owner:QINGDAO UNIV
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