117results about How to "Outstanding substantive features and notable substantive features" patented technology

The invention discloses conductive ink based on a graphene composite material and a preparation method thereof. The conductive ink is prepared from the following components in parts by mass: 1-30 parts of a functional graphene composite material, 1-70 parts of a resin coupling agent, 5-60 parts of a solvent and 1-40 parts of an auxiliary. According to the method, graphene is modified into a functional graphene composite material, low density and high conductivity of graphene can be maintained, the situation that graphene is easily agglomerated and difficult to disperse can be improved, and then affinity between conductive filler and a resin connecting material is improved, so that the high-conductivity conductive ink under a low-content conductive agent can be successfully prepared. The conductive ink is simple in preparation method, stable in system, good in conductivity and easy to print, has a flexible and abrasion-resistance membrane layer, can be widely applied to radio frequency tags, intelligent package, film switches, conductive circuits, sensors and other light flexible electronic products, and has a huge market prospect.

The invention provides an efficient mimicry defense system and method, and the system comprises an input agent, a heterogeneous execution body pool, a decision device, a fault detector, a fault collector, and a fault recovery module. The method comprises the following steps that 1, a fault detector detects the software and hardware running state of a heterogeneous execution body in real time and sends detected fault information to a fault collector, and then the fault collector transmits the fault information to a judgment device, an input agent device and a fault recovery module; step 2, theadjustor removes adjustments to the fault heterogeneous executor message; 3, the input agent removes the distribution of the input messages of the fault heterogeneous executor; and 4, the fault recovery module sends a setting command to the faulted heterogeneous execution body or resets the heterogeneous execution body in a hardware mode.

The invention provides a stereo matching optimization method of a binocular visual system. The method comprises a step of using the binocular visual system to gain a binocular image; a step of correcting a distortion and polar line of the binocular visual system; a step of transferring the binocular image from a colorful image into a grayscale image; a step of regarding one of the grayscale images as a basic standard and matching with another image according to pixel masterplate; a step of optimizing ZNCC factor; a step of regarding the optimized ZNCC as a similarity measure to calculate in a matched mode so as to ensure matching parallax of each pixel point; a step of producing a dense disparity map according to the matching parallax of each pixel point. The method has the advantages of reducing times of calculation greatly and reducing calculating load of computer chip greatly by optimizing a computational formula of the ZNCC factors and calculating method. The method can improve real-time performance of the stereo matching as well as reducing cost of day-to-day and military high-precision image identification.

The invention belongs to the coal gasification field, which particularly relates to a coal gasification cooling technique method and a device. The technical proposal comprises a two-segment gas producer, a cyclone dust extractor, an electro tar precipitator, an electro tar light oil device, an ail cooling device, an indirect gas cooler and a waste heat exchanger, which can improve gas quality, water content of coal gas can be lowered to 40g / Nm3, and the sum of the contents of dust and coke tar in coal gas (anthracite coal / coke to be raw material) is no more than 50mg / Nm3. The coal gasification cooling technique method and the device save energy resource, lower consumption, and reduce the pollution of dust and phenol water to environment.

The invention provides an electroplating device for a printed circuit board. The electroplating device comprises a plating tank the middle part of which is used for passing through of the printed circuit board, one or more anode plates arranged at any one side or two sides of the printed circuit board, and nozzles which are arranged in the planting tank and are opened towards the printed circuit board, wherein through holes penetrating through along the thickness direction thereof are formed in the anode plate; the nozzles are fixedly arranged on the anode plate; and the openings of the nozzles are matched with the through holes. Compared with the prior art, on the premise of not changing the distance between the nozzles and the printed circuit board, the distance between the printed circuit board serving as a cathode and the anode plate is greatly shortened to 2-3cm, on the one hand, the thickness uniformity of a surface electroplated coating of the printed circuit board is effectively improved, and on the other hand, the electroplating efficiency is greatly enhanced, and the energy consumption is lowered.

The invention provides a cupreous metal wire-drawing on-line heat treatment device which comprises a wire drawing machine, wherein a wire outlet end of the wire drawing machine is connected with the inlet of an electromagnetic heating coil inlet of an electromagnetic induction heating facility, and the outlet of the electromagnetic heating coil is connected with the inlet of a cooling water tank; and the outlet of the cooling water tank is connected with a take-up pulley. The device is scientific in design, implements on-line annealing, and enhances the toughness and electric conductivity of the drawn copper wire. The invention also provides an on-line heat treatment method of the cupreous metal wire-drawing on-line heat treatment device, which comprises the following steps: 1. wire drawing; 2. on-line heat treatment; 3. water cooling; and 4. taking up. By carrying out heat treatment on the drawn cupreous metal wire, the method is scientific in design and enhances the toughness and electric conductivity of the drawn copper wire.

A commutator with cold-pressed end face is made up of circular copper wire through cutting, cold pressing, cleaning, shaping, turning, milling slot and bending. Its advantages are simple technology, no spark and noise generation, and long service life.

The invention relates to the field of television antennas, more particularly to a flat-panel television antenna bracket for a flat-panel antenna of a flat-panel television, a flat-panel television antenna system, and a mounting way. The bracket comprises a platform, a hanging part and a support part, wherein the platform is located on the top of the flat-panel television for supporting the flat-panel antenna; the hanging part is located at the front end of the platform and hung on the front edge of the top of the flat-panel television; and the support part is rotatably connected with the platform and supported on the back of the flat-panel television. By application of the flat-panel television antenna bracket disclosed by the invention, mounting of a strip-shaped flat-panel antenna on the top of the flat-panel television without changing the structure of the flat-panel antenna or the flat-panel television can be realized, therefore, the flat-panel television antenna bracket is suitable for the existing general strip-shaped flat-panel antennas and flat-panel televisions. Change of the mounting position of the strip-shaped flat-panel antenna not only enables the strip-shaped flat-panel antenna to be more harmonious with the flat-panel television and to be more beautiful in appearance, but also avoids the influence on the flat-panel antenna due to the radiation of the flat-panel television, so that the flat-panel antenna has better signal receiving effect.

A vertical lifting airphibian vehicle propeller variable pitch device comprises a propeller central shell and a plurality of propeller components, wherein a plurality of propeller mounting holes are formed in the side wall of the propeller central shell; the inner end of each propeller component is rotationally mounted in one propeller mounting hole; an eccentric pin shaft is arranged on the end face of the inner end of each propeller component along the horizontal diameter; the outer end of each eccentric pin shaft is eccentrically inserted into the end face of the inner end of a propeller blade of one propeller component; the inner end of each eccentric pin shaft is inserted into a ring-shaped groove on the side wall of a lifting sliding block in a clearance fit mode; a lifting sliding block component is spirally mounted on a lead screw through a threaded hole; and the top end of the lead screw upwards penetrates the top of the propeller central shell and is in transmission connection with a servo motor. The invention aims to provide the vertical lifting airphibian vehicle propeller variable pitch device, which is small in volume, light in weight, compact in structure, low in failure rate, high in regulation and control precision, easy to operate and control and stable in work performance.

The invention provides a license plate number traffic control management system. The license plate number traffic control management system includes a traffic manager terminal, a WEB-based license plate number traffic control center management system and a car owner mobile terminal; the traffic manager terminal is used for releasing traffic control strategies to the license plate number traffic control center management system; and the car owner mobile terminal is connected with the license plate number traffic control center management system and receives traffic control strategies which are released by the license plate number traffic control center management system through a data synchronization mode, and automatically generates traffic control schedules according to obtained traffic control strategies and license plate numbers. According to the license plate number traffic control management system of the invention, by means of real-time wireless communication network technology and the connection of the WEB-based license plate number traffic control center management system and an intelligent traffic rule and regulation violation management system, data sharing and interaction can be realized, and therefore, information real-time release and efficient processing can be realized, and a powerful information means can be created for traffic congestion relief, energy conservation and emission reduction, and environment protection.

The invention provides a permanent magnet synchronous motor rotor location full-order sliding mode observation device and method. The device comprises a full-order sliding mode observer, a saturationfunction processing module and a phase-locked loop module; in the method provided by the invention, an observation value as shown in description of the stator current can be output after the stator voltage us of the permanent magnet synchronous motor processed through a full-order sliding mode observer; the current error as shown in description is obtained after making the difference processing onthe value as shown in description and the stator current value is; a sliding mode function control vector F(S) is output after the value as shown in description processed through the saturation function processing module; the sliding mode function control vector F(S) in the saturation function processing module adopts a hyperbolic tangent function with adjustable boundary layer thickness, the adjusting of the boundary layer thickness is performed according to the rotating speed self-adaptive law of the switch gain gr, the counter electromotive force observation error as shown in description is obtained after the FS processed through a sliding mode gain matrix G1, the back counter observation value as shown in description is output after the value as shown in description processed througha full-order sliding mode observer; the value as shown in description is served as a state variable to be fed back to the full-order sliding mode observer to participate the update computation; a permanent magnet synchronous motor rotor location observation value as shown in description and the rotating speed observation value as shown in description are output after the value as shown in description is processed through the phase-locked loop module.

The invention relates to a runoff type electrostatic water collection device which comprises a front discharge net (1), wherein a water collecting electrode (8) for condensation and electrostatic adsorption of water mist is arranged behind the front discharge net (1), the water collecting electrode (8) is formed by porous foam metal or a plurality of corrugated plates, cellular boards or silk screens which are arranged in parallel, the front surface of the water collecting electrode (8) is parallel to the front discharge net (1), and through electric connection with a high-voltage direct-current power supply (3), potential difference is generated between the front discharge net (1) and the water collecting electrode (8). A cooling tower with the runoff type electrostatic water collection device comprises a tower body (10) arranged along the vertical direction, wherein the tower body (10) is internally provided with at least one runoff type electrostatic water collection device. The invention aims at providing the runoff type electrostatic water collection device which has good water mist removal effect, high water recycling efficiency, stable work performance, low running cost, energy conservation and environmental protection properties, and long service life and the cooling tower with the runoff type electrostatic water collection device.

The invention provides a double-surrounding rotating structure. The double-surrounding rotating structure comprises a primary rotating portion and a secondary rotating portion, wherein the primary rotating portion comprises a circular projection portion, an inner-surrounding annular groove and an outer-surrounding annular projection portion; the secondary rotating portion comprises an inner-surrounding annular projection portion and an outer-surrounding annular groove; the inner-surrounding annular projection portion is arranged in the inner-surrounding annular groove; the outer-surrounding annular projection portion is arranged in the outer-surrounding annular groove, so that the primary rotating portion and the secondary rotating portion can rotate relatively; and the surrounding rotating structure cannot be separated due to multiple limiting structures. According to a double-surrounding tube rotating structure based on this, a rotating travel crack is formed in a relative rotating side, and thus, tubes rotate relatively and are not separated in the axial direction. Furthermore, an integrated tube rotating structure based on the structure is designed, rotating contact surfaces ofthe primary and secondary rotating portions are or comprise radial limiting oblique surfaces, and thus, the two tubes cannot be separated from each other in the radial direction. Finally, a snake bone for a medical endoscope and an endoscope are further provided on the basis of the design, and have the advantages of high stability and low cost.

The invention discloses a method and a system for quickly reducing moisture content in feces and urine from animals and poultry in a pretreatment process of organic fertilizer production. The method comprises the following steps: (1) building a processing platform; (2) paving fermentation padding inside the processing platform; (3) adding feces and urine from animals and poultry to the fermentation padding, adding proper fermented culture and then evenly mixing to form a material pile; (4) adding the feces and urine from animals and poultry after the temperature of the material pile ascends to over 50 DEG C, evenly mixing, carrying out moisture evaporation by fermentation and temperature rise, and repeating; (5) detecting the nutrient ratio of the material pile and selecting subsequent execution steps at a fixed period. A microbial fermentation technique is skillfully introduced into the pretreatment process of organic fertilizer production, and the moisture is evaporated by using high temperature generated by fermentation, so that the moisture content of the feces and urine from animals and poultry is reduced, not only is transportation facilitated, but also the raw materials can be directly used in subsequent production, the time cost and the equipment cost for organic fertilizer production are saved, and the method and the system have landmark positive significance on improvement of production efficiency and increase of economic benefits.

The invention discloses a mask structure with a sound amplifying function. The mask structure comprises a mask main body and elastic ear bands connected to two ends of the mask main body. The mask structure is characterized in that the mask main body is formed by punching a filter material into an arch matched with the mouth and nose part of a person through a die; a stepped connected groove is formed at the position, corresponding to the mouth and nose of the person, of the inner side of the mask main body; a silica gel clamping groove is attached to the connected groove; an air grate box with a built-in sound amplifying circuit is clamped in the silica gel clamping groove. The mask structure is skillful in design and reasonable in structure; the mask has a high protective effect and language communicating convenience, is a technical innovation in the field of masks and has important technical research significance and wide development space.

The invention discloses a blockchain secret key storage and exchange system based on an intelligent card. The system comprises an intelligent card and blockchain secret key data under the COS protection through the intelligent card; a cellphone with an NFC function, and an APP for the cellphone to read the information of the intelligent card; and a server for providing blockchain querying and transaction broadcasting services. The intelligent card of the system is portable, and the system simple in structure, and is high in safety. The cost of the intelligent card is smaller, so the intelligent card is very convenient for direct exchange.

Disclosed is an intelligent street lamp. The intelligent street lamp comprises a vertical lamp pole, a transverse lamp holder, an LED lamp body, a solar panel, a storage battery, an infrared sensor, alight regulator and a street lamp controller; the top of the vertical lamp pole is integrally connected with the transverse lamp holder, the LED lamp is installed at the end, extending to the road surface, of the transverse lamp holder, the solar panel is installed at the end, extending to the road side, of the transverse lamp holder, the storage battery is electrically connected with the solar panel and provides a power supply for the LED lamp, the light regulator and the street lamp controller separately, the infrared sensor is arranged on the vertical lamp pole and used for detecting approaching / leaving of pedestrians / vehicles, the infrared sensor, the LED lamp and the light regulator are all connected with the street lamp controller, and the light regulator is electrically connected with the LED lamp. The intelligent street lamp has the advantages that the design is scientific, the structure is simple, intelligent power control is achieved, the energy is saved, the environment isprotected, the functions are diversified, the traffic safety of urban roads can be ensured, and the life harmony and stability of residents can be promoted.

The invention provides a virtual firefighting training device based on Unity3D, which comprises a simulated fire extinguisher, a screen, a monitoring camera, a projector, VR equipment, an operating handle and a monitoring terminal. Fire extinguishing practical training software is installed on the monitoring terminal; and the fire extinguishing practical training software comprises a firefightingteaching unit, a fire extinguishing virtual drill unit and a fire potential risk identification unit. The invention provides the virtual firefighting training device based on Unity3D; the problem thatan existing virtual fire extinguishing system cannot effectively distinguish a type of a fire extinguisher used by a tester is solved; whether the tester masters a correct fire extinguishing mode canbe judged; the virtual firefighting training device is beneficial for greatly improving the mastering degree of the tester for fire extinguishing of the fire extinguisher; and in addition, the dangerin fire extinguishing practical training in reality also can be effectively avoided.

The invention provides a passenger boarding guiding system for a subway platform. The passenger boarding guiding system for the subway platform comprises a station total controller, a platform up guiding sub system and a platform down guiding sub system; the platform up guiding sub system comprises an up controller and an up display screen which is arranged on each subway platform shielding door on the up side of a train; and the platform down guiding sub system comprises a down controller and a down display screen which is arranged on each subway platform shielding door on the down side of the train. According to the passenger boarding guiding system for the subway platform, as the passenger boarding guiding system for the subway platform is constructed by using the station total controller, the platform up guiding sub system and the platform down guiding sub system, passengers can obtain the pull-in time and departure time of a train going to arrive as well as the current number information of people in each compartment so that it is convenient for passengers to reasonably choose waiting position and choose to get on the train or not get on the train; therefore, the taking satisfaction of the passengers is greatly improved.

The invention provides an asymmetric input multi-level converter device, which comprises a switched capacitor unit X and a full bridge unit Y, wherein the switched capacitor unit X comprises a first DC input voltage source Vin1, a second DC input voltage source Vin2, a first electrolytic capacitor C1, a first diode D1, a second diode D2, a third diode D3, a first switch tube S1, a second switch tube S2, a third switch tube S3, and a fourth switch tube S4; and the full bridge unit Y includes a fifth switch tube S5, a sixth switch tube S6, a seventh switch tube S7, and an eighth switch tube S8.The invention also provides a control method for the converter device. More-level output with fewer devices can be realized, the driving circuit required by the converter device is simplified, the making cost of the converter device is reduced, the converter device provided in the invention has multiple input ports, and the application in a multi-input source situation is more flexible.

The invention provides an anti-theft take-out box. The anti-theft take-out box comprises a box body and a box cover hinged to the box body, an electronic lock catch is arranged on the box cover, and an electronic lock tongue is arranged on the portion, corresponding to the electronic lock catch, of the box body; and the box body is further provided with a two-dimensional code card reader, an inputand display unit and a control unit, and the control unit is connected with the delivery two-dimensional code card reader, the input and display unit and the electronic lock tongue. The invention further provides a meal storing and taking method based on the anti-theft take-out box. The delivery two-dimensional code card reader is used for reading a delivery two-dimensional code on the take-out box and a delivery two-dimensional code on a meal taking terminal; and in a closed state, the control unit judges whether the electronic lock tongue is controlled to open the electronic lock catch or not according to the read delivery two-dimensional code on the meal taking terminal and the prestored delivery two-dimensional code on the take-out box.

The invention relates to a multifunctional calibration device for a miniature earth pressure box, which comprises a multifunctional bottom plate, a reaction frame vertical column arranged on the multifunctional bottom plate, a reaction frame top beam arranged on the reaction frame vertical column, a pressure sensor arranged below the reaction frame top beam, a hydraulic jack arranged below the pressure sensor, a loading piece arranged below the hydraulic jack and multiple calibration cylinders with diameters from small to large, wherein the reaction frame vertical column is provided with a connection structure for fixing the reaction frame top beam at different positions on the reaction frame vertical column. According to the multifunctional calibration device for the miniature earth pressure box of the invention, earth calibration tests can be carried out on the same miniature earth pressure box in calibration cylinders with different diameters, a different pressure can be loaded in a graded mode through the hydraulic jack in each earth calibration test, influences on the earth calibration test data by calibration cylinders with different diameters and the influence size and the trend are obtained, and the problem that the earth calibration test device calibration coefficient designed by a technician is increased randomly can be avoided.

The invention relates to an immunochromatography kit for fluorescently and quantitatively detecting MBL (mannose-binding lectin). The immunochromatography kit comprises a fluorescence test strip and sample diluent, wherein the fluorescence test strip comprises a bottom plate, a sample pad, a fluorescence binding pad, an enveloped membrane and absorbent paper are sequentially bonded on the upper surface of the bottom plate from one end to the other end, the inner end of the sample pad is lap-jointed with one end of the fluorescence binding pad, the other end of the fluorescence binding pad is lap-jointed with one end of the enveloped membrane, and the other end of the enveloped membrane is lap-jointed with the absorbent paper, wherein the enveloped membrane comprises a detection zone and a quality control zone, the detection zone is enveloped with anti-MBL monoclonal antibody, and the quality control zone is enveloped with goat anti-rabbit IgG; and the fluorescence binding pad contains fluorescently-labeled MBL monoclonal antibody and fluorescently-labeled goat anti-rabbit IgG. The immunochromatography kit for fluorescently and quantitatively detecting MBL has strong specificity and high sensitivity, the detection result acquisition time is short, the operating mode is convenient and simple, and the detection result is accurate and reliable.

The invention provides a floating charger over-current protection circuit which comprises a sampling comparison circuit, a comparison control circuit and a MOS tube Q5. The drain electrode of the MOS tube Q5 is connected with a cathode of a storage battery. A source electrode of the MOS tube Q5 is connected with one end of a resistor R56. The other end of the resistor R56 is grounded. The sampling comparison circuit comprises a comparator U6C, a resistor R54 and a resistor R55. The comparison control circuit comprises a resistor R60, a resistor R63, a resistor R67, a capacitor C43, a diode D15 and a comparator U7A. The floating charger over-current protection circuit is connected to the cathode of the storage battery, according to the detected voltage of the resistor R56, whether the storage battery is communicated or not is judged, the damage of the storage battery by overlarge current is prevented, the effect of over-current protection is achieved, and the floating charger over-current protection circuit has the advantages of simple circuit structure, easy implementation and good protection effect.

The invention discloses a calligraphy black ink tracing writing practice table plate which comprises a lamp box, an electric light source, a table surface plate as well as paperweights, wherein the table surface plate is made of light permeable glass; one side of the table surface plate is mounted on a lamp box frame through hinges and fasteners and is placed on a light permeable plate of the lamp box; two paperweights are placed on the table surface plate; two ends of the paperweights are arranged on edges of two sides of the table surface plate in a clamping manner; and the paperweights can be moved transversely in parallel on the table surface plate. According to the calligraphy black ink tracing writing practice table plate disclosed by the invention, paper with written or printed words is pressed between the table surface plate and the light permeable plate of the lamp box, a light source is close to a table surface, intense light permeates the table surface plate, and then clear words without distortion can be seen; in addition, the writing practice table plate is convenient to use and operate, and habits of a calligraphy trainee can be met; and transparent thin paper can be replaced by common paper, so that the calligraphy practice cost can be effectively lowered. If ground support plates are mounted on the left side and the right side of the writing practice table plate, the writing practice table plate can be turned into a calligraphy black ink tracing writing practice table.

The invention provides an intelligent cable temperature on-line monitoring system which comprises a temperature sensor, a first signal conditioner, a first bus collector, a smoke sensor, a second signal conditioner, a second bus collector, a GPRS data transmitter and a monitoring center. Being processed by the signal conditioners, the data collected by the temperature sensor and the smoke sensor is collected by the bus collector, and is then, uploaded to the monitoring center through the GPRS data transmitter. The intelligent cable temperature on-line monitoring system has the advantages of being economical and practical, convenient to use and ideal in running characteristic.

The invention discloses a lateral-clamping vibration hammer, which comprises a vibration device, a clamping device, a lifting device and a control system, and is characterized in that the clamping device and the vibration device are arranged in a vibration damping device; a rotating body is arranged above the vibration damping device; a central swivel joint and a pivoting support are connected between the vibration damping device and the rotating body; the vibration damping device can rotate for 360 degrees; the rotating body can be longitudinally hinged onto the lifting device rotatably; the clamping device comprises vibration box bodies, a left clamping arm and a right clamping arm; the left clamping arm and the right clamping arm are separately hinged onto the vibration box bodies; the clamping front end of the left clamping arm and the clamping front end of the right clamping arm are separately provided with a clamping plate; the rear end of each clamping plate is an arc surface; the clamping front end of each clamping arm is provided with a groove matched with the arc surface; each arc surface is rotatably arranged in the corresponding groove; an elastic piece is arranged in each clamping arm; each elastic piece is connected with the corresponding clamping plate; and the lower end of each vibration box body is also provided with a chuck. The lateral-clamping vibration hammer disclosed by the invention is reasonable in structure, is convenient for clamping a pile body, enabling the pile body to lie down and driving inclined pile and is stable in clamping.

The invention provides an erythrocyte bag labeling, checking and subpackaging machine which comprises a mold, a conveying mechanism, a scanning device, a labeling machine, an ink-jet printing machine, a hot-sealing machine, a braid winding mechanism, a vertical subpackaging machine, a mechanical hand, a human-computer interaction interface and a master control device. The invention further provides an erythrocyte bag checking and subpackaging method. The method comprises the steps that 1, erythrocyte bags are manually placed into the mold, 2, scanning and photographing are carried out, and information on electronic signs are recognized; 3, the labeling machine carries out labeling work; 4, ink-jet printing and hot-sealing section partition are carried out; 5, secondary scanning is carried out, and a scanning result is sent to the human-computer interaction interface; 6, the braid winding mechanism carries out braid winding; 7, the mechanical hand grabs the erythrocyte bags into the vertical subpackaging machine to be packaged and stored. The erythrocyte bag labeling, checking and subpackaging machine has the advantages of being scientific in design, rapid, accurate and high in automation degree. The erythrocyte bag checking and subpackaging method has the advantages of being easy to operate, high in automation degree and high in accuracy rate.

The invention provides a healthcare luminous cap which comprises a lower cover matched with the shape of the head and an upper cover detachably assembled with the lower cover. A plurality of light holes are formed in the lower cover, and a transparent plate is integrally formed at the light holes; the upper cover comprises a shell and a PCB matched with the shell in shape, at least one clamping plate is arranged on the inner wall of the shell, and a bayonet allowing the clamping plate to be inserted is formed in the PCB; the PCB is further provided with an LED lamp set and a proximity sensor,and the LED lamp set flickers at a preset frequency when the proximity sensor detects that a person wears the cap; and a control device and a power supply are further arranged between the upper coverand the lower cover, and the control device is connected with the power supply and the PCB.

The invention discloses an efficient permanent magnet generator with no-iron core and multiple stator, belonging to the clean energy wind power generation equipment technology field. The efficient permanent magnet generator with no-iron core and multiple stator is characterized in that a first stator and a third stator, a second stator and a fourth stator are arranged at the inner side and the outer side of a rotor respectively; a center circular hole of a stator housing is fixedly connected with a main shaft; leads are connected with stator windings separately and are leaded out through a pipeline; the main shaft is supported by a bearing or a magnetic bearing in an end cover; the rotor is processed to an I-shaped disc or cylinder shape by metal, and the two ends of the rotor are armoredwith a magnetism conducting coil or a magnetism isolating coil and a permanent magnetic sheet along the inner circumference direction and outer circumference direction respectively; the center is fixed through the main shaft; or the rotor interface is extended from a symmetrical middle interspace formed by the first stator and the third stator to be as a transmission part of the outer rotor, wherein, air gaps are arranged between the rotor and the stators separately. The product with no iron core has the advantages of resource-saving, simple structure, few parts, small material consumption, light weight, small volume, high efficiency, low cost, simple production technology, and being suitable for an assembly line mass production.