499results about How to "With storage function" patented technology

The invention relates to a monitoring system for an electric automobile battery charging and replacing station. The system comprises a superior system, an electricity distribution monitoring system, a charging monitoring system, a battery replacement monitoring system and a video monitoring system; a monitoring work station, a server, a printer, an electricity distribution system communication management machine and an electricity utilization information collecting terminal are connected with a network exchanger of the charging monitoring system through a local industrial Ethernet; a network exchanger of the electricity distribution monitoring system is connected with a communication gateway of the superior system through the local industrial Ethernet; an intelligent communication terminal of the battery replacement monitoring system is connected with the network exchanger of the charging monitoring system through the local industrial Ethernet; and a video server of the video monitoring system is connected with the communication gateway of the superior system through the local industrial Ethernet. The system can meet the requirement of electric energy complement of large commercial vehicles and small passenger vehicles and can realize omnibearing, effective and real-time monitoring on the battery charging and replacing of electric automobiles.

The invention discloses an anchor rod jacking mechanism which comprises a fixing mechanism, a supporting mechanism, a sliding block and a drill box mechanism. The fixing mechanism comprises a base, a stand plate and a connecting seat. Protrusions for fixing guide blocks are arranged on the stand plate. The supporting mechanism and the sliding block are in sliding connection with the opposite side faces of the stand plate through the guide blocks respectively. One end of the supporting mechanism and one end of the slide block are connected with base through telescopic oil cylinders. The drill box mechanism comprises a bottom frame and two independent drill box sliding seats. The bottom frame is connected with the base, and the drill box sliding seats can horizontally move along the bottom frame. When the drill box sliding seats move to the sliding block, the drill box sliding seats can be connected with the other guide rail face of the sliding block and slide along the sliding block. The invention further discloses an anchor rod jacking drilling carriage with a drilling machine. The anchor rod jacking drilling carriage comprises a four-wall anchor rod jacking drilling carriage body and a six-arm anchor rod jacking drilling carriage body. The drilling machine in the anchor rod jacking drilling carriage can work at the same time. Fast supporting operation on a top plate can be achieved, the structure is compact, and multiple functions are achieved. The anchor rod jacking mechanism and the anchor rod jacking drilling carriage operate in cooperation with heading equipment to complete the supporting and transferring function synchronously, operating personnel are greatly reduced, the labor intensity is lowered, and the supporting efficiency and safety are improved.

The invention provides a rotary display rack, which comprises a rotary disc, a fixed gear, a transmission piece and article storage components, wherein the fixed gear is arranged on the rotating axial line of the rotary disc; the rotary disc is capable of rotating relative to the fixed gear; each of the article storage components comprises a storage table and a driven gear; the storage tables are fixedly connected to the driven gears; the driven gears are hinged with the rotary disc; the transmission piece is arranged on the rotary disc, and the transmission piece is meshed with the fixed gear and the driven gears; and a transmission ratio of the fixed gear to the transmission piece is equal to a transmission ratio of the driven gears to the transmission piece. The rotary display rack provided by the invention can rotate on a vertical plane; meanwhile, the storage tables are balanced by virtue of a gear transmission mechanism, so that the storage tables are kept horizontal and articles are dynamically displayed; the rotary display rack is conducive for users to view the displayed articles from various angles; and the articles can be conveniently taken and placed.

The invention discloses an Android-based multi-index real-time environment monitoring terminal system, and a method. The system comprises intelligent environment index sensors, an environment monitoring server, and a multi-index real-time environment monitoring terminal. Monitored targets include water environment, air environment, key pollution sources, radiation environment, automobile tail gas, hazardous wastes and drinking water. The intelligent environment index sensors are distributed in all cities in Jiangsu province to collect environment information data of all monitored points and transmit the data to the environment monitoring server through a GPRS network. The environment monitoring server has environment information data reception and storage functions, and allows user terminals to access, check and download the stored environment information data. The multi-index real-time environment monitoring terminal has a real-time data query function of the above seven indexes by programming APPs of an Android mobile phone to have data access to the environment monitoring server.

The invention relates to drinking water air-making equipment, which comprises a shell, a frame, a water air-making part, a water treatment part and a control part, wherein the water air-making part, the water treatment part and the control part are all arranged in the shell; the water air-making part comprises an absorption rotating wheel, a heat removal fan, a regeneration heater, a heat exchanger and an air inlet fan; the heat removal fan and the regeneration heater are connected with each other, and are fixed on the frame together; the heat exchanger comprises an external heat exchanger cavity and an internal heat exchanger cavity; the regeneration heater forms an absorption rotating wheel regeneration area on the absorption rotating wheel; the absorption rotating wheel, the external heat exchanger cavity and the air inlet fan form an intake duct; the heat removal fan, the regeneration heater, the absorption rotating wheel regeneration area and the internal heat exchanger cavity form a damp and hot duct; and the absorption rotating wheel regeneration area is connected with the heat exchanger by a regeneration ventilation duct. The drinking water air-making equipment provided by the invention has a rational structure, good drinking water air-making effect and a wide application range, and is convenient and fast to operate.

The invention discloses a five-axis medium-low speed full-automatic dispensing robot servo controller. The servo controller comprises a singlechip, a plurality of LM 629 chips, a plurality of motor drivers and a plurality of high-speed direct current motors, wherein the singlechip is in communication connection with the LM 629 chips; the LM 629 chips transmit control signals to the motor drivers; the motor drivers drive the high-speed direct current motors; and the singlechip comprises an image acquisition and processing module. According to the invention, a dual-core processor is formed on the basis of the singlechip and the LM 629 chips, so as to release the singlechip out of heavy workload, thereby enhancing capacity of resisting disturbance greatly.

The invention discloses an adjustable medical baking lamp. The adjustable medical baking lamp comprises a base; the left side and right side of the base are symmetrically provided with rolling wheels; the upper end of the base is provided with a supporting column; a No. 1 lifting hole having a rectangular cross section is formed in the upper end of the supporting column; a lifting rod slides in the No. 1 lifting hole in a matched manner; a No. 1 screw hole is formed in the lower end of the lifting rod; a No. 1 screw rod is arranged in the No. 1 screw hole in a matched manner; the lower end of the No. 1 screw rod is fixedly connected with a No. 1 motor output end at the bottom of the No. 1 lifting hole; a horizontal slide hole passes through two sides of the upper end of the lifting rod; a horizontal slide rod slides in the horizontal slide hole in a matched manner; the right end of the horizontal slide rod is connected with a baking lamp through a universal rod; the lower side of the horizontal slide rod is perpendicularly provided with a transmission plate; a No. 2 screw rod passes through the transmission plate; and the No. 2 screw rod is in threaded connection with the transmission plate. The adjustable medical baking lamp of the invention is simple and reasonable in structure and is convenient for people to use; the device is more compact when not being use; and the device also has a storage function so as to facilitate the placement of auxiliary treatment items, so that the improvement of a treatment effect can be facilitated.

The invention relates to a bead tea continuous forming system based on automatic feeding and a control method thereof. The system comprises a PLC control unit, an initial frying unit, a spreading andcooling unit and a refrying unit, a vertical lifting machine, a weighing mechanism, a material distribution mechanism and a vibration type conveyor are arranged on the initial frying unit and the refrying unit, so that automatic feedingg, automatic pan-frying are realized, the continuous making of the pearl tea production is realized, and the production efficiency and the quality of the pearl teaare greatly improved. The control method comprises a primary frying feeding link, a primary frying link, a spreading and cooling link, a refrying and feeding link and a re-frying link control process.According to the control method, the automation degree of the forming system is higher.

The invention discloses a method for treating domestic sewage through an anaerobic-contact oxidation bio-membrane reactor. The method comprises treatment steps as follows: 1), collected town sewage is subjected to water regulation and storage and pre-sedimentation in a high regulation and storage tank; 2), the sewage self-flows into an anaerobic reaction area under the action of gravity, and anaerobic biological packing is arranged in the anaerobic reaction area; 3), the sewage upwards flows into an aerobic reaction area under the action of water pressure, a rotating biological disc is arranged in the aerobic reaction area, the sewage entering the aerobic reaction area after anaerobic treatment has the contact reaction with a biological membrane, and the pollutant removing function with higher efficiency is realized; 4), the sewage is introduced into an efficient sedimentation area and has the hybrid reaction through addition of a coagulant, after a mixed liquid is subjected to mud-water separation, a liquid supernatant is discharged up to the standard, and residual sludge is pumped out. When the method is adopted to treat the domestic sewage, the conventional index of effluent quality meets first-level A discharge standard of the pollutant discharge standard of urban sewage treatment plant (GB18918-2002), and the requirement for efficient stable nitrogen and phosphorus removal of wastewater is met.

The invention relates to a seal usage monitoring method based on a file bar code. The seal usage monitoring method based on the file bar code includes the following steps that (1) a database used for seal usage monitoring is established; (2) a seal stamping applicant submits seal stamping application and uploads application information to the database; (3) a system generates the bar code, the bar code is inserted into a position where a file requires seal stamping, and modified file is stored to the database; (4) seal stamping information is checked, and if the seal stamping information passes the check, step (5) is performed; (5) an intelligent movable seal scans the bar code and the seal is stamped at a position of the corresponding bar code, and the position where the seal is stamped is photographed and uploaded to the database. Compared with seal usage monitoring methods in the prior art, the seal usage monitoring method based on the file bar code has the advantages that transmission data volume is small, high efficiency and portability can be achieved, and the like.

The invention discloses a radio frequency storage method based on microwave photon channelization. The method comprises the following steps: channelizing a reconnaissance broadband signal into a plurality of narrowband intermediate frequency signals; modulating a broadband radar signal carrier suppression single sideband into a first optical frequency comb signal with N comb teeth; dividing the first optical frequency comb modulation signal and the second optical frequency comb signal with N comb teeth into N independent channels according to the number of the comb teeth to be output, wherein the comb tooth intervals of the first optical frequency comb signal and the second optical frequency comb signal are f1 and (f1 + fm) respectively, and the first optical frequency comb modulation signal and the second optical frequency comb signal are mutually locked; and respectively carrying out photon mirror frequency rejection mixing on the nth output channel signal of the first optical frequency comb modulation signal and the nth output channel signal of the second optical frequency comb modulation signal, and converting the nth output channel signals into an intermediate frequency band to obtain an nth output channel channelized narrowband signal. The invention further discloses a radio frequency storage device based on microwave photon channelization. According to the invention, large-bandwidth, multi-band and reconfigurable radio frequency signal storage, reconstruction, modulation, forwarding and other functions can be realized.

The invention relates to an optical cable external diameter detection device and application thereof. The device comprises a support plate, a support rod and pedestal that are orderly arranged in a top-to-bottom manner. The support plate is provided with two detection doors that comprise rotating blocks and resetting devices, moulds are arranged on the rotating blocks, the moulds on the two detection doors are arranged to form a butt joint, via holes through which optical fibers can pass are arranged in butt joint gaps of the two moulds, and one side of each rotating block is provided with a normally close proximity switch which is connected with an input contact point of a programmable controller. The optical cable external diameter detection device described in the invention provides in real time protruding positions of the optical fibers for manufacturers, timely maintenance can be realized, a production device can be prevented from repeated debugging or later-stage polishing operation, production cost or accident rates can be lowered, and production efficiency is improved.

The invention relates to a comprehensive power distribution terminal of a power distribution network. The terminal comprises a feeder line acquisition control unit, a synchronous phasor acquisition unit, a power quality monitoring unit, an Ethernet switching unit, a centralized data processing unit and a clock synchronization unit, wherein the clock synchronization unit is connected with the centralized data processing unit, the feeder line acquisition control unit, the synchronous phasor acquisition unit and the power quality monitoring unit for time checking; the Ethernet switching unit is connected with the centralized data processing unit via an Ethernet port; the feeder line acquisition control unit, the synchronous phasor acquisition unit and the power quality monitoring unit are connected with the Ethernet switching unit for Ethernet communication; and the feeder line acquisition control unit and the power quality monitoring unit are connected with the synchronous phasor acquisition unit via an SPI (serial peripheral interface) for SPI communication. The terminal can achieve synchronous acquisition of data of all nodes of the power distribution network, monitoring and data acquisition of power distribution network equipment and on-line power quality monitoring.

The invention discloses an agricultural device which comprises a base body, a storage device, a material receiving device and a feeding device, wherein the storage device is arranged on the left side of the base body; the material receiving device is arranged on the right side of the base body; the feeding device is arranged above the base body; a sleeve ring is arranged at the top of the base body; a hollow part is arranged in the base body at the bottom of the sleeve ring; a rotating sleeve is in rotating fit connection with the interior of the sleeve ring; a first opening part is arranged in a right side wall of the sleeve ring; a second opening part is arranged in a left side wall of the rotating sleeve; a rotating rod, of which the top is fixedly connected with the bottom of the rotating sleeve, is arranged in the hollow part; an external tooth-shaped ring is fixedly wound on the outer surface of the rotating rod; a tooth-shaped wheel is meshed with the left side of the external tooth-shaped ring; the bottom of the tooth-shaped wheel is connected with a first motor; an upward extending rotating pin shaft is arranged in the rotating rod; the rotating pin shaft is penetrated through the bottom of the rotating sleeve and enters into the feeding device; a first stirring blade is fixedly arranged on the rotating pin shaft in the rotating sleeve; the feeding device is composed of a first bucket-shaped part and a second bucket-shaped part. The agricultural device has the advantages of simple structure, reasonable design, capability of realizing automatic stirring and automatic discharging, uniform stirring effect, storage function, capability of increasing working efficiency and reducing labor force and workload, low manufacturing cost and higher practicability.

The invention provides an intelligent classifying garbage can which comprises a can body. An intelligent control system is arranged in the can body. The intelligent control system comprises a master control module, a display module, an opening and closing control module, a data center module, a power module and a voice identification module which are electrically connected. Meanwhile, an intelligent control method combined with the intelligent control system serving as the basis is provided. The can body comprises four containing cans having an independent opening and closing function. Each containing can comprises a garbage can cover and a garbage inner can. Different garbage classification logos are arranged on the outer surfaces of the garbage can covers (a, b, c and d), and handles areassembled correspondingly. Due to four classifying classes, the intelligent classifying garbage can is more complete in classification compared with classification of a common garbage can, the voiceidentification module can identify a voice command and execute opening and closing of the garbage can, due to an automatic can cover bouncing off and closing manner, people are also prevented from making direct contact with bacteria generated by garbage, and cleanliness, sanitation and healthiness are achieved; and due to the containing cabinet type appearance, the garbage can can be more easily integrated in the home environment, and attractiveness and coordination are achieved.

The invention discloses an automatic material dividing device with an anti-blocking function. A storage hopper is arranged at the top end of a material dividing box. A material blocking board is arranged at the lower end of a connecting part of the storage hopper and the material dividing box. Material stirring wheels are arranged at the upper end near a closing position of the material blocking board. The material blocking board is connected with a material blocking board driving device. Material dividing units are symmetrically arranged on two sides of the material dividing box. Each set of material dividing units comprises a cam mechanism, a material dividing board, a material dividing board dividing device, a conveyor belt and a small storage hopper. Positions of the cam mechanisms correspond to positions of the material stirring wheels. Each material dividing board is arranged on one side, near a box body of the material dividing box, of each cam mechanism. The material dividing board driving devices are connected with the material dividing boards. An opening is formed in a position, corresponding to the material dividing boards, of the material dividing box. The material dividing boards are arranged on rotary shafts arranged at the lower end of the opening of the material dividing box. The conveyor belts and the small storage hoppers are arranged around the opening. A variable frequency motor is arranged at the bottom end of the material dividing box, and is connected with the cam mechanisms and the material stirring wheels through transmission chains. A material storage function and the anti-blocking function are combined, and the automatic material dividing device with the anti-blocking function has the advantages of being capable of dividing materials continuously, high in efficiency and strong in anti-blocking ability.

The invention relates to a built-in ultraviolet light disinfection and accommodation device for a general treating instrument. The general treating instrument includes a box body used for accommodating treating devices, and is characterized in that the ultraviolet light disinfection and accommodation device includes an accommodating cavity arranged inside the box body and a drawer accommodated in the accommodating cavity; the drawer can be opened and closed through being matched with the accommodating cavity; and an ultraviolet generator is arranged inside the accommodating cavity or on the drawer, and is connected with a power source and a switch. The ultraviolet light disinfection and accommodation device provided by the invention is designed into a drawer-type detachable structure relative to the box body of the treating instrument, can be used for accommodating to-be-disinfected devices and regularly performing the inside cleaning operation conveniently, integrates the functions of accommodation and disinfection, and disinfects through ultraviolet light, thereby being more convenient, fast and sanitary to use.

The invention relates to a foldable stool. The foldable stool comprises a stool and a backrest, wherein a backrest plate and an upper sitting face plate of the stool are connected by a hinge device; the hinge device comprises first hinges and second hinges which are rotatably connected; the two plates are fixedly connected with the first hinges; each first hinge comprises two lug parts which are arranged vertically; each second hinge comprises four lug parts which are vertically and transversely symmetrically arranged; the two symmetrical vertical lug parts in the four lug parts of each second hinge are respectively connected with the two lug parts of each first hinge through a rotary shaft; a limiting plate is fixedly connected with the back sides of the second hinges; the limiting plate comprises two oppositely-arranged limiting faces; when the backrest is rotated by the hinge device until the backrest is vertical to the upper sitting face plate of the stool; the two vertical limiting faces of the limiting plate are respectively used for rotatably limiting the first hinges and the second hinges of the backrest plate. According to the foldable stool, a stool cap and the backrest can be stored as a whole body; the occupied space is reduced and the transportation and the storage are convenient.

The invention relates to an air refueling receiver plane tail end guiding and recording device which comprises a host, a first image collection device, a second image collection device, integrated alarm display equipment and ground playback analysis equipment. The host is connected with the first image collection device, the second image collection device, the integrated alarm display equipment and the ground playback analysis equipment. According to the air refueling receiver plane tail end guiding and recording device, images of a floating anchor and a refueling pod of a refueling plane are collected through the image collection devices, the collected images are processed and analyzed through the host to form a safe channel, for butt joint of the refueling plane and the receiver plane, displayed on the display equipment, operation of an aviator is simplified, and the aviator is guided to smoothly complete the refueling butt joint process. The device records the full processes of butt joint, refueling and dismissing, the video data stored in a storage medium can be downloaded to the ground equipment from the host, the images can be replayed for the aviator to sum up experience and lessons, the butt joint capacity and success rate are improved, and video basis is provided for receiver device malfunction or special situations.

The invention provides an automatic identification passive tag based on visible light communication and a communication system thereof. The passive tag comprises a photocell, a tag chip connected with the photocell, and an LCD (liquid crystal display) screen connected with the output of the tag chip and used for emitting optical signals. The communication system comprises the automatic identification passive tag used for receiving light emitted by the reader-writer and reflecting information of itself to the reader-writer. A light-emitting component for emitting light to the automatic identification passive tag in the reader-writer is a light-emitting diode; and a receiving portion for receiving the optical signals reflected by the automatic identification passive tag in the reader-writer is a photoelectric detector. The automatic identification passive tag and the communication system have the advantages of bidirectional visible light communication and having a storage function; visible light communication light resources can be utilized to provide energy for an RFID (radio frequency identification) tag to realize passive work; and meanwhile, the automatic identification passive tag and the communication system also have the advantage of electromagnetic-radiation-free optical communication. The tag is long in service life, is free of cell replacement, has the functions of storage, data modification, reusability and high security, and can serve as an upgrade product of a paper-based tag.

The invention discloses a drawer and a refrigerator using the drawer. The drawer comprises a drawer body. The drawer body is in the shape of a box with the top opened. At least one partition plate used for partitioning the space in the drawer body is arranged in the drawer body. The partition plates of which the tops are provided with openings are of a hollow structure. According to the drawer, the hollow partition plates are arranged in the drawer body; the partition plates partition the space in the drawer body and are further capable of achieving the object storage function at the same time, and thus the partition plates can be independently used for holding frozen suckers and other food which are not resistant to compression. In addition, the partition plates can be drawn out and put at the top of the drawer body to serve as shelves, and when food placed at the bottom of the drawer is taken out, other food placed on the food which is placed at the bottom can be temporarily placed on the partition plates.

The invention discloses a wood floor laying robot, and relates to the field of building machinery. The wood floor laying robot comprises a rack, a stock bin, a falling mechanism, a paving mechanism and a chassis, and the rack is mounted on the upper part of the chassis; the stock bin is mounted at the top of the rack and used for accommodating to-be-paved wood floors, and a discharging outlet is formed in the side part of the stock bin; the falling mechanism is arranged on the rack, located on the lower part of a second side part of the discharging outlet of the stock bin, and used for receiving the to-be-paved wood floors from the stock bin; and the paving mechanism is arranged on the rack, located on the lower part of the falling mechanism, and used for receiving the to-be-paved wood floors from a guiding mechanism and loading the to-be-paved wood floors into paved wood floors. The wood floor laying robot is simple in structure, the wood floors can be quickly laid, the construction site is tidy, and manpower input is lowered while the engineering quality is ensured.

The invention provides a wellhead cable dragging vehicle comprising a moving platform, a load carrying area, a bracket A, a belt A, a belt pulley B, a storage wheel, a belt pulley A, a motor A, a motor B, a belt pulley C, a belt B, a belt pulley D, a hinge wheel, a bracket B, a threading hole, an operation console, a bracket C, a pulley, a hauling rope and a storage battery. Dragging equipment is integrated on the vehicle so that rapid movement can be realized, power output is provided by the storage battery, labor intensity of workers can be greatly reduced in the working process and use is convenient; the wellhead cable dragging vehicle has a storage function, and the dragged hauling rope or cable can be stored so that working is facilitated; the dragged cable can be protected from being contacted with the edge of a wellhead in the dragging working process so that the cable can be protected; and the wellhead cable dragging vehicle has a separate load carrying area, and tools and other materials can be transported in the working process so that working is facilitated.

The invention relates to a pinhead tea continuous shaping system based on automatic weighing and a control method thereof. The system comprises a PLC control system, a primary roasting unit, a spreading and cooling unit and a re-roasting unit, wherein a vertical lifting machine, a weighing conveyor, a material distribution mechanism and a vibration type conveyor are arranged at the primary roasting unit and the re-roasting unit for realizing automatic feeding, discharging and automatic pot combination re-roasting; the continuous shaping of the pinhead tea production is realized; the productionefficiency and the pinhead tea quality are greatly improved. The control method comprises the control processes of a primary roasting feeding link, a primary roasting link, a spreading and cooling link, a re-roasting feeding link and a re-roasting link. Through the control method, the automation degree of the shaping system is higher.

The invention discloses a domestic intelligent television cabinet. The domestic intelligent television cabinet comprises a housing and a support structure located at the bottom face of the housing, and the inside of the housing is of a hollow structure; the outside of the housing is of a rectangular structure, an angle adjustment mechanism is arranged on the housing, a height adjustment mechanism is arranged on the angle adjustment mechanism, and a storage mechanism and an equipment accommodation mechanism are arranged in the housing. The domestic intelligent television cabinet has the advantages that through a height adjustment function and an angle adjustment function, a spectator can be better served, a good viewing angle is provided for the spectator; meanwhile, and the domestic intelligent television cabinet is provided with an accommodation function and a storage function, which brings more onvenience for the spectator to use.

The invention discloses an infrared thermal imaging monitoring system for airborne network of unmanned aerial vehicle, comprising an airborne end system and a ground monitoring control system, wherein the airborne end system is composed of thermal imaging information collection module, a micro processor, an image coding video processing module, a network coding module, a control signal module, a man-machine interaction module and a wireless communication module; the ground monitoring control system comprises a network decoding module, a display module, a control module and an abnormal warming module; the system can display the important parameters at the image and video interfaces according to GPS satellite navigation data and clock information; and the infrared thermal imaging monitoring system has great help in the fields of electric inspection, forest fire prevention, fire safety, public security warming, environment aerial survey, individual investigation and so on by brand-new remote monitoring manner.

The invention discloses a computer desk with a book storage and taking function. The computer desk comprises a desk, wherein the desk body comprises a desktop and a supporting cabinet; the desktop comprises a first panel and a second panel, and the first panel comprises a first plate and second plates arranged at the two sides of the first plate and capable of being rotationally retractable; the first panel is arranged at the top end of the second panel in a liftable mode; curtain cloth arranged in the first plate and the vertical telescopic second plates form semi-closed space; a plurality ofrows of movable storage shelves for storing books are arranged in the supporting cabinet; a book position display module in a control device specifies the positions of books in the storage shelves according to book information collected by a book information storage module and displays the positions on a touch display screen in the form of graphic bookshelves. The computer desk with the book storage and taking function has the advantages that the curtain cloth and the telescopic second plates form the semi-closed space, thereby establishing a visual anti-interference barrier; the use area ofthe desktop is expanded through rising and falling of the first panel, and storage, taking and placement of the books are convenient and orderly, thereby providing higher comfort degree for a user.

The invention discloses a three-dimensional NAND ferroelectric memory and a preparation method thereof, and the three-dimensional NAND ferroelectric memory comprises a substrate layer (1), a conductive layer (2) and a stacked layer which are sequentially stacked, and the stacked layer comprising a plurality of isolation layers and a plurality of control gate electrode layers which are stacked; anda plurality of channel groups, each channel group in the plurality of channel groups comprising two channels; the two channels being arranged in a manner of penetrating through the laminated layer; the bottom ends of the two channels being embedded into the conductive layer (2). The bottom ends of the two channels are communicated, a separation layer (6) for separating the control gate electrodelayers of the two channels is arranged between the two channels, and a buffer layer (7), a ferroelectric film layer (8), a channel layer (9) and a channel group (5) formed by connecting a plurality offerroelectric field effect transistors (13) in series are sequentially arranged on the inner walls of the channels. More compact wiring can be obtained through channel group arrangement of the memory, higher-density integration is realized, and the reliability is higher.