393results about How to "Meet the needs of different occasions" patented technology

The invention discloses a device for coating graphene on surfaces of metal foils. The device comprises a control unit, and an unwinding unit, a coating printing device, a baking unit and a winding unit arranged in sequence in a moving direction of the metal foils; the metal foils are aluminum foils or copper foils; the coating printing device comprises a pressing roller, a driving silica gel roller and a driving steel roller laminated from top to bottom; the driving silica gel roller and the driving steel roller are rotated in opposite directions by keeping a micron gap; the driving steel roller is dipped in a colloid pool with viscous materials; and a substrate is arranged between the pressing roller and the driving silica gel roller. The device realizes uniform spraying of materials with submicron thicknesses and thinner layers on the surface of the substrate to meet the thickness requirements of the graphene coated on the metal foils, and achieves excellent adhesion to effectively reduce the contact resistance between carbon particles and the metal foils.

The invention relates to a potassium niobate natrium series leadless piezoelectric ceramics and the manufacturing method. It is expressed by the general equation: (1-u)[(1-n)(LitNa1-w-t1Kw-t2)(Nb1-g-fTagSbf)O3+nBiMeO3]+uM. The invention has stable manufacturing technology and has great usefulness.

The invention relates to a pair of high-heeled shoes capable of adjusting height. Each high-heeled shoe comprises a shoe sole, a vamp and a heel, each heel comprises an outer heel and an inner heel, the inner heels are arranged in the outer heels, positioning holes are formed at the lower ends of the outer heels, and positioning pins are arranged at the upper ends and lower ends of the inner heels. Each positioning pin comprises a spring and a button. The heel height of the outer heels (4) is 3-6cm. The heel height of the inner heels (5) is 2-5cm. When the high heels are not required, the inner heels are placed in the outer heels and positioned through the positioning pins and the positioning holes, and then the height of the heels is the height of the outer heels; and when the heels need to become high, only the inner heels need to be drawn out, the inner heels are also positioned through the positioning pins and the positioning holes, and the height can be further increased by 2-5cm on the basis of the outer heels. The operation is simple and convenient, the height can be adjusted at any time, and the use is convenient.

The invention discloses a heat exchanging station intelligent network control system and belongs to heating heat exchanging equipment, especially program control systems of a heat exchanging station. The heat exchanging station intelligent network control system comprises heat exchanging station local control systems, communication lines and a remote monitoring system. Each heat exchanging station control system mainly comprises a pressure sensor, a temperature sensor, a flow sensor, a liquid level sensor, an outdoor temperature sensor and an intelligent controller. The remote monitoring system comprises a server, an engineer station, an operator station and displaying, printing and inputting equipment. The remote monitoring system is connected with the multiple heat exchanging station local control systems through the communication lines. The heat exchanging station intelligent network control system detects various parameters of heat exchanging stations, the parameters are compared with standard data models, computing is carried out, under the basic premise that the using requirement is guaranteed, each heat exchanging station is adjusted and controlled, energy loss is lowered, and heat exchanging system operation efficiency is improved.

The invention discloses a three-pipe heating and reclaiming air-conditioning system, which comprises a compressor, an outdoor heat exchanger, an indoor heat exchanger, a manifold and an electronic expansion valve. The three-pipe heating and reclaiming air-conditioning system is also provided with a first three-way valve, a second three-way valve and a plate heat exchanger; the compressor is a jet enthalpy increasing compressor, and is provided with a high-pressure exhaust port, a low-pressure return port and a medium-pressure return port; the indoor heat exchanger comprises a first indoor heat exchanger and a second indoor heat exchanger; the manifold comprises a first manifold, a second manifold and a third manifold; the indoor heat exchanger comprises a first indoor heat exchanger and a second indoor heat exchanger; a first port of the first three-way valve and a first port of the second three-way valve are connected in parallel and are communicated with the high-pressure exhaust port of the compressor, and a second port of the first three-way valve is communicated with one end of the outdoor heat exchanger. The three-pipe heating and reclaiming air-conditioning system has the characteristics of increment of refrigerating/heating quantity of the system, improvement of operation reliability, environmental protection and energy conservation, high energy efficiency ratio and wide application range.

The invention discloses a water heating machine system of a heat recovery multi-gang heat pump air conditioner, which comprises a compressor, a three-way valve, an outdoor heat exchanger, an indoor heat exchanger, and a plurality of electronic expansion valves, branch pipes and electromagnetic valves. One end of the three-way valve is communicated with a high-pressure air pipe of the compressor; the other end of the three-way valve is communicated with the outdoor heat exchanger, the electronic expansion valves, the branch pipes and the indoor heat exchanger in sequence; and the high-pressure air pipe and a high-pressure liquid pipe of the compressor are respectively connected with a water heating tank through the branch pipes and the electronic expansion valves. By using the water heating machine system, the breakover or the turning off of the electromagnetic valves is controlled through an electric control device to switch the communication of a low-pressure air pipe, the high-pressure air pipe and the indoor heat exchanger, so that the indoor heat exchanger can carry out refrigeration or heating, and the breakover or the turning off of the electromagnetic valves is controlled through the electric control device, so that the high-pressure air pipe and the water heating tank are subjected to the breakover or are turned off and the water heating tank can heat water. By adopting the way, through the whole system, the running of three basic modes, namely, air conditioner refrigeration, air conditioner heating and water heating, can be achieved simultaneously.

The invention discloses a device for cooling and purifying air in an automobile, arranged on a platform behind a back of a seat in a back row of the automobile. The device comprises an air circulating mechanism and a power supply, wherein the power supply comprises a storage battery (1) and a solar cell panel (2); the air circulating mechanism comprises a fan (3), an air inlet pipe (4) and an air outlet pipe (5), wherein the fan (3) is connected at one side of the air outlet pipe (5), an air inlet hole and an air outlet hole are arranged at the bottom of a trunk of the automobile, one end of the air inlet pipe (4) is communicated with the air inlet hole, one end of the air outlet pipe (5) is communicated with the air outlet hole, one side of the solar cell panel (2) is connected with a motor (6) which drives the solar cell panel (2) to turn over, wherein one side of the solar cell panel (2) is radially connected with an output shaft of the motor; and a storage battery (1) is electrically connected with the fan (3) and the motor (6), and the solar cell panel (2) is electrically connected with the storage battery (1). By adopting the device disclosed by the invention, the solar cell panel turns over to realize sunshading and generating, and the effects of purifying and cooling in the automobile can be realized by virtue of the air circulating mechanism and a multi-purification mechanism.

The invention relates to a multiple heat pump air-conditioning water heater which comprises a compressor, three-way valves, an outdoor heat exchanger, an indoor heat exchanger, a plurality of electronic expansion valves, a branch pipe and an electromagnetic valve; one end of each three-way valve is communicated with a high-pressure air pipe of the compressor, and the other end of the three-way valve is communicated with the outdoor heat exchanger, the electronic expansion valves, the branch pipe and the indoor heat exchanger in sequence; the high-pressure air pipe and a high-pressure liquid pipe of the compressor are respectively connected with the branch pipe, the electronic expansion valves, the electromagnetic valve and a water-fluoride heat exchanger; the water-fluoride heat exchanger is connected with a water storage tank through a water pump; the three-way valves are two in quantity, and the two three-way valves are connected mutually in parallel and form a connecting loop together with the compressor. In the invention, an electric control device controls on or off switch of the electromagnetic valve and the communication of a low-pressure air pipe, the high-pressure air pipe and the indoor heat exchanger so that the indoor heat exchanger can refrigerate or heat; the electric control device controls the electromagnetic valve to be powered on or off so that the high-pressure air pipe and the water-fluoride heat exchanger are powered on or off and the water-fluoride heat exchanger can heat water, thereby realizing the simultaneous operation of three basic modes: namely, air-conditioning refrigeration, air-conditioning heating and hot water production.

The invention discloses a detecting method of biotoxicity, comprising: a. a selecting step, selecting animalcule including fluorescent materials; b. a mixing step, adding liquid to be detected to the animalcule and mixing, wherein the liquid to be detected comprises samples to be detected; c. a detecting step, the light emitted by the light source reaches the mixed liquid, inspires the fluorescent materials to emit fluorescence; measuring fluorescence emitted by the fluorescent materials; analyzing change of the fluorescence, obtaining biotoxicity of the sample to be detected. The invention has the advantages of wide application range.

Disclosed is a shear type unit imitation cobweb space expandable mechanism. The shear type unit imitation cobweb space expandable mechanism comprises expandable units and a machine base, wherein eachexpandable unit comprises a driving rod, a hinge, a connecting rod and a shear type unit; and the machine base is a pentagonal machine base. The five expandable units are annularly arrayed on the samemachine base; one driving rod can be shared between every two adjacent expandable units; the first hinge sleeved on the driving rod is connected with the second hinge to form a closed loop space expandable mechanism; and the space expandable mechanism has a freedom degree, the required driving is small, the control is simple, and the expandable units are connected through two hinges, so that themechanism has the advantages of being high in rigidity and strength, stable in mechanism unfolding, light in structure weight and high in folding ratio, and is suitable for the fields of space plane satellite launching antennas, space satellite parabolic antennas and the like.

The invention provides a square-core multi-core fiber having different fiber core refractive indexes and a preparation method. The method comprises the following steps of: segmenting and intercepting a plurality of prepared optical fiber cores with slightly different refractive indexes into segments with the same length; selecting a high-purity quartz glass bar, a high-purity quartz glass inner sleeve pipe and a high-purity quartz glass outer sleeve pipe which have proper diameters; radially cutting the high-purity quartz glass inner sleeve pipe to form a plurality of high-purity quartz members; and combining the prepared optical fiber cores with the slightly different refractive indexes, the high-purity quartz glass bar and the high-purity quartz members, inserting the combination into the high-purity quartz glass outer sleeve pipe and sealing one end of the high-purity quartz glass outer sleeve pipe to form a multi-core fiber preformed rod. As the fiber cores of the optical fibers have the slightly different refractive indexes, a same phase mask can be used for writing a plurality of fiber gratings having different reflection spectrums during the manufacturing of a multi-core fiber grating so as to manufacture various novel optical fiber devices and optical fiber sensors.

The invention discloses a three-roller coating printing unit for continuously coating the surface of a base material with a viscous material. The unit comprises a pressing roller, a driving silica gel roller and a driving steel roller which are stacked from top to bottom. The driving silica gel roller and the driving steel roller rotate in opposite directions, and a micron order gap is kept; the driving steel roller is soaked with a colloid pond containing the viscous material, the base material is arranged between the pressing roller and the driving silica gel roller, and the base material is supported on the supporting roller and moves in the centrifugal force direction of the top vertex of the driving silica gel roller under power traction. Under the effect that the viscous material is extruded, stretched and extended through rotating rollers with the two different rotating speeds and the opposite directions, a rubber layer of the certain thickness is formed on the surface of the rubber covered roller, the material is transferred to the surface of the continuously running base material by means of the pressing roller, the thin and uniform coating is formed, and materials of the micro order and submicron order thickness and thinner materials can be uniformly sprayed to the surface of the base material.

The invention discloses an information interaction system and a processing method based on wireless access device identity (ID) identification. The information interaction system comprises an information storage server, a wireless access device, a mobile terminal and an information entry terminal, wherein the mobile terminal scans the wireless access device to extract device ID which is then sent to the information storage server, and then corresponding preferential information through matching according to the device ID is obtained and sent to the mobile terminal to be displayed. According to the information interaction system and the processing method based on wireless access device ID identification, the corresponding preferential information is searched through scanning of the wireless access device by means of uniqueness of device ID, thereby, store preferential information of a nearby area can be obtained, positioning steps and time of the mobile terminal are omitted, and the problem caused by positioning accuracy is avoided. Besides, one or more devices among a wireless fidelity (wifi) device, a bluetooth device, an infrared device, a radio wave transceiver or an ultrasonic device can be used as the wireless access device so that requirements at different occasions can be met. The technical problem that locating information is required to push messages in terms of existing information issue technologies is excellently solved.

The invention discloses a paper money identification processing device which comprises a paper money inputting module, a detecting module, an output paper money transfer passage, a temporary storage module, a paper money pressing module and a master control module, wherein the paper money inputting module is used for inputting paper money; the detecting module is connected with the paper money inputting module and the output paper money transfer passage, and is used for detecting authenticity of the paper money and sending the detected paper money to the output paper money transfer passage; the output paper money transfer passage is connected with the master control module and is used for discharging the paper money, which is detected to be counterfeit by the detecting module, out of the paper money identification processing device and also used for transferring the paper money, which is detected to be genuine by the detecting device, to the temporary storage module, or for pressing the genuine paper money into a paper money box according to the indication of the master control module; the temporary storage module is connected with the output paper money transfer passage and the master control module and is used for temporarily storing received paper money or for pressing the temporarily stored paper money into the paper money box according to the indication of the master control module; and the paper money pressing module is used for pressing the temporarily stored paper money into the paper money box according to the indication of the master control module. The paper money identification processing device disclosed by the invention can detect and identify paper money efficiently, reliably and accurately.

The invention discloses a digital holographic detection system of a wafer laser ultrasonic field, and a method thereof. The system is composed of a nanosecond pulse excitation light source, a nanosecond pulse detection light source, an incident optical unit, a collection light path unit, a microscope objective lens, a photoelectric detector, a time delay unit, a motor controller, a precision mobile station, a computer, an optical fiber and a wafer. An ultrasonic field is excited by adopting nanosecond pulse laser, and the propagation process of the whole wafer photoinduced ultrasonic field isdetected by adopting a digital holographic method with different time length delays, so that rapid detection imaging of defects on the surface and inside of a wafer with high spatial resolution can beobtained, and high-resolution, online, rapid and non-contact large-view-field-area wafer detection is realized.

The invention provides a thyristor press mounting structure for a modular multi-electrical-level voltage source current converter, belonging to assembly fields consisting of a plurality of single semiconductors or other solid devices. The thyristor press mounting structure provided by the invention is a key component for ensuring the safe and stable operation of a voltage source current converter, has a favorable structural design, and can assist the modular multi-electrical-level voltage source current converter to develop the advantage of the topological structure. The press mounting structure comprises a positive bus bar, a negative bus bar, a thyristor and a press mounting framework; the positive bus bar and the negative bus bar are respectively pressed and mounted at the anode side and the cathode side of the thyristor, and are convenient to be connected with the main circuit of the voltage source current converter, the contact surfaces of the positive bus bar and the negative bus bar and the anode and cathode of the thyristor are subjected to surface treatment (such as nickel plating or silver plating) so as to reduce the contact resistance between the positive bus bar and the negative bus bar and the anode and cathode of the thyristor; and a plurality of insulation modes can be provided between the thyristor and the press mounting framework so as to meet the requirements of different occasions. The press mounting structure has the advantages of compact structure, reasonable design and favorable generality.

The invention discloses a multi-rotor craft capable of transforming combination. Two arms or three arms are installed on a machine body. The arms are connected with the machine body through screws. An electronic speed regulator is installed on each arm. Motors are installed at two ends of each arm. The motor is loaded with a propeller. A flight control module, a wireless image transmission module, a wireless digital transmission module and a remote control reception module are installed at the upper part of the central position of the machine body. A sensor is mounted at the bottom of the central position of the machine body. An undercarriage is installed at two sides of the bottom of the machine body. A polymer lithium battery is mounted on the undercarriage. The multi-rotor craft can be transformed into a four-rotor or a six-rotor structure to meet requirements of different situations. The four-rotor structure meets the small-load requirement and is light and flexible. The six-rotor structure is stable, achieves large load and can be loaded with single-lens reflex cameras and heavy sensors.

The invention discloses a gap type reciprocating swing rod mechanism which comprises a first crank and rocker mechanism and a second crank and rocker mechanism. The first crank and rocker mechanism is hinged to a sector-shaped swing block. A sliding guide groove is formed along an arc section of the periphery of the sector-shaped swing block. A first baffle and a second baffle are arranged at the head end and the tail end of the sliding guide groove correspondingly. The sliding guide groove is sleeved with sliding teeth. A driven gear is engaged with the sliding teeth and is mounted on a driven crank shaft of the second crank and rocker mechanism. A U-shaped groove in the radial direction is formed in the sector-shaped swing block. A connecting rod shaft of the first crank and rocker mechanism is mounted in the U-shaped groove and is hinged and fixed through a bolt. According to the gap type reciprocating swing rod mechanism, the sliding teeth on the sector-shaped swing block are pushed by the first crank and rocker mechanism to do reciprocating swing, the driven gear engaged with the sector-shaped swing block is connected with the second crank and rocker mechanism, and a swing rod of the second crank and rocker mechanism achieves up-and-down reciprocating swing. The gap type reciprocating swing rod mechanism is simple in structure, convenient to mount and good in adjusting performance.