33results about How to "Practical tools" patented technology

The invention discloses a garbage can capable of automatic classifying based on visual identification and a classifying method. The garbage can comprises a garbage throwing opening, a first photoelectric switch sensor, an identifying and classifying tray, second photoelectric switch sensors, sub garbage cans, an image identification component, an STM32 controller, a double-path stepping motor driver and a garbage can shell, wherein the garbage throwing opening is formed in the side wall of the garbage can shell; the first photoelectric switch sensor is arranged in the garbage throwing opening;a plurality of sub garbage cans are arranged in the garbage can shell; a second photoelectric switch sensor is mounted in a can opening position of each sub garbage can; the identifying and classifying tray is arranged in the garbage can shell and is located above the sub garbage cans; the identifying and classifying tray comprises a garbage tray, a V-shaped baffle stepping motor, a camera, a V-shaped baffle, a support frame, a rotary baffle stepping motor and a rotary baffle. According to the garbage can, the camera is used for collecting garbage images; a TensorFlow deep learning frameworkis adopted; through transfer training of a model, the accuracy rate of garbage identification is increased.

The invention discloses a connecting block for electronic splicing pieces. The connecting block is a polyhedron, wherein a circuit board and electrical apparatus elements are arranged inside the connecting block. A connecting piece and a magnetic block are arranged on each face of the polyhedron, the connecting pieces of all the faces are connected with the circuit board and mutually connected in parallel, and the connecting pieces can be used for transmitting current, signals and data. According to the scheme, a polyhedral stereoscopic structure is adopted for the connecting block, the connecting pieces are arranged on all the faces, so that a traditional one face or two face splicing mode is broken and expanded; especially random faces of different connecting blocks can be mutually spliced and located through a square connecting block structure, and therefore various splicing modes and splicing graphs can be spliced and transformed through the connecting blocks; unprecedented innovation is brought to the field of the splicing pieces, and the connecting block has great practical value and profound market prospect.

This invention provides an indoor positioning system and method based on virtual Beidou satellite navigation signals. The system is based on the hardware of the existing Beidou satellite navigation ground receiving equipment, transmits virtual Beidou satellite navigation signals through message retransmission equipment installed inside or outside a building, and provides highly reliable indoor positioning service for the existing Beidou satellite navigation ground receiving equipment. The system comprises a control section, a space section and a user section, wherein the control section comprises a server and a wireless communication module; the server is connected with the wireless communication module through a standard serial interface; the server is butted with the space section through the wireless communication module; the space section comprises a plurality of message retransmission equipment for generating virtual Beidou satellite navigation signals; the user section comprises a mobile hand-held terminal or a vehicle terminal and is connected with the server through the Internet or a wireless public network.

The invention discloses a lifting bookshelf, which belongs to the field of a washing device. The lifting bookshelf is characterized by comprising an upper rolling wheel rail groove, rolling wheels, a scissor-type lifting mechanism rod piece, a screw rod, a motor, a highest point limit switch, a highest point limit switch bracket, a rolling wheel rail connected with a base, a lowest point limit switch and a lowest point limit switch bracket, wherein the rolling wheels are arranged in the upper rolling wheel rail groove, and are connected with the screw rod through the scissor-type lifting mechanism rod piece; the motor is arranged on the screw rod; the highest point limit switch is arranged on the highest point limit switch bracket; the highest point limit switch bracket and the lowest point limit switch bracket are arranged on the upper surface of the rolling wheel rail connected with the base; and the lowest point limit switch is arranged on the lowest point limit switch bracket. The lifting bookshelf can stably and safely lift within a certain height range, can be manually and remotely operated and is attractive and fashionable in appearance and convenient to use.

A one-dimensional scanning type pupil projected display device comprises an image scanning part and a key optical component. The image scanning part comprises a system light source, a developing machine, a mechanical type one-dimensional scanner, a spectroscope and a lens group. The system light source evenly projects received image information through a light-even piece, and the image information is deflected through the spectroscope to the developing machine which receives the image information to generate a picture. The developing machine projects the picture to the one-dimensional scanner through the lens group. The one-dimensional scanner reflects the picture to the key optical component which diffracts the received picture to a pupil of a user for imaging. According to the system light source, a plurality of light-emitting diodes with different wave lengths are mixed and matched to project white light. The light-even piece is a light guide pipe or a diffusing piece or a combination of the light guide pipe and the diffusing piece. According to the one-dimensional scanning type pupil projected display device, the one-dimensional scanner is matched with the key optical component, and compared with an existing imaging device, visual penetrability and high photon using rate are achieved.

A flexible workpiece transferring system with a temporary storage function comprises a transferring line and a machining center. The transferring line is used for transferring workpieces to the machining center or transferring the workpieces from the machining center. The flexible workpiece transferring system with the temporary storage function is characterized in that the transferring line comprises a temporary storage transferring line, the temporary storage transferring line is arranged adjacent to the machining center, and one machining center is correspondingly provided with one temporary storage transferring line. Due to the fact that the transferring line is used for transferring the workpieces, the situation that a complex robot in the prior art is used is avoided, the flexible workpiece transferring system is simple and economical, less space is occupied, unmanned automatic operation can be achieved through the whole system, the whole system is provided with a relatively short conveying path, fewest robots are applied, a compact space layout and continuous uninterrupted high-efficiency machining are achieved, the flexibility of adjusting the conveying path on line is achieved, and the flexible workpiece transferring system with the temporary storage function is extremely economical and practical.

The invention discloses a semantic-based hadoop system. The system comprises a data acquisition and loading component, a real-time data stream processing component, a storage system component, a bottom layer support component and a business layer component, wherein the data acquisition and loading component is used for data source detection, Internet data acquisition and HTML (hypertext markup language) preprocessing as well as third-party data resource access, the real-time data stream processing component is used for real-time processing of data streams; the storage system component is used for storing Hadoop clusters and mysql clusters; the bottom layer support component is used for extracting semantic information from text and supporting other services in need of semantic extraction and semantic analysis blocks and related to processing and text retrieval, text processing and semantic search and text processing; the business layer component is used for specific business execution, scheduling and presentation and application sets closely related to specific applications. The system realizes web-based hadoop, and is high in accuracy, rich in provided semantic information, highly practical and industrialized.

The invention relates to a novel die for continuously extruding aluminum pipes, aluminum alloy pipes and special-shaped hollow profiles, comprising a die arranged in a cavity in an integral structure. A front deflector of the die, which is provided with at least three special-shaped shunt holes, is connected with an upper die of the die; the shunt holes of the front deflector form an inclined angle; a die core arranged on the upper die forms the inside diameter of a pipe, and a lower die connected with the upper die is provided with a welding cavity and a mold; the shunt holes of the front deflector form the angle of 18-20 degrees; the upper die and the lower die of the die are positioned by pins and are connected by screws; the die is connected with the cavity by a locking nut; the diameters of the upper die and the lower die are from 60*52-0.1mm to 60*52+0.1mm; and the mold and the die core are made of hard alloy materials. The invention improves the production efficiency of the aluminum alloy extrusion pipes or the special-shaped profiles by approximate 15 percent, decreases the production cost, prolongs the service life longer than twice, can produce the aluminum alloy pipes and the special-shaped profiles in various shapes and specifications and has good product quality and wide economic benefits.

The invention discloses an intelligent online hailing self-service car washing management system. The intelligent online hailing self-service car washing management system comprises several self-service car washers, each self-service car washer is provided with a computer-control terminal, the intelligent online hailing self-service car washing management system also comprises a cloud system and several mobile phone terminals, the mobile phone terminals and the computer-control terminals are connected with the cloud system, and the mobile phone terminals are connected with the computer-control terminals. According to the invention, a sharing management system which can achieve self hailing and accurate searching of the self-service car washers by means of big data is achieved, and the problems that existing self-service car washers are limited in resource and are distributed non-uniformly, people cannot know the distribution condition of the self-service car washers accurately, and therefore the resource of the self-service car washers cannot be reasonably utilized are solved.

The invention discloses high-temperature multi-atmosphere microwave energy grinding equipment and a method, belongs to the technical field of high-temperature grinding equipment and methods, and is used for researching wear resistance of a dielectric material. According to the technical scheme of the equipment, microwave sources are arranged on the upper face, the lower face and the rear face of the outer wall of a multi-mode microwave resonant cavity separately, a power mechanism and a clamping mechanism are installed on the left side and the right side of the multi-mode microwave resonant cavity respectively, a microwave heating rotary grinding device is arranged in the multi-mode microwave resonant cavity, the left side of a microwave heating rotary outer sleeve of the microwave heatingrotary grinding device is connected with the power mechanism, the right side of the microwave heating rotary outer sleeve is connected with the clamping mechanism, a grinding chamber is located in the microwave heating rotary outer sleeve, a vacuumizing mechanism and a ventilation mechanism are connected with the multi-mode microwave resonant cavity, and a furnace door is installed in front of the multi-mode microwave resonant cavity. According to the equipment and the method, abrasion loss parameters of the dielectric material can be measured under the conditions of electromagnetic waves, high temperature, multiple atmospheres and high-speed rotation, scientific data are provided for performance research of major engineering materials, and the equipment and the method have innovation andpracticability.

The invention discloses a building block type early education machine which comprises a plurality of building blocks and a host, wherein different content is recorded on the surfaces of the building blocks, the building blocks can be attracted mutually and are electrically conducted through metal terminals, the building blocks and the host can be attracted and are electrically conducted through metal terminals, and after the building blocks and the host are connected in an attracted mode, the host can identify different building blocks and play audio files corresponding to the building blocks. According to the scheme, the early education machine is electrically conducted through attraction of the host and the building blocks, therefore related audio files correspondingly stored on the early education machine can be read, and the building blocks can be piled and spliced. The building block type early education machine has a great significance in early education of underage children and plays edutainment to the maximum degree. In particular, the building blocks and the host are spliced, and the early education machine is ingenious in structural design, convenient to manufacture, easy to splice, detach and replace and stable in connection and has extremely high practicability and entertainment.

The invention discloses an ultrasonic flaw detection method of a gear press-in section of a locomotive axle, and relates to a method for adjusting sensitivity of ultrasonic flaw detection of the gear press-in section of a whole wheel axle by different types of reference blocks. The problem that a locomotive cannot be adjusted when the locomotive is provided with the same type of reference blocks, and the problem of the sensitivity of the gear press-in section of the whole wheel axle are mainly solved. The ultrasonic flaw detection method comprises the following steps: (1) determining maximal detection depth of transverse wave incidence once according to 1/2 of sum of prototype sizes of two axle diameters of the part of the detected axle provided with a probe and the gear press-in section; (2) selecting the parts with the same detection depths in the reference blocks; and (3) putting a transverse wave inclined probe for the axle on the gear press-in sections or wheel seat parts of the reference blocks, scanning a linear cutting artificial crack which is 1mm in depth at the part corresponding to the reference blocks, adjusting the optimal reflection echo amplitude to be 80% of vertical amplitude, and respectively adjusting the sensitivity of ultrasonic flaw detection at the inner side and outer side of the gear press-in section of the detected axle. According to the ultrasonic flaw detection method of the gear press-in section of the locomotive axle, the sensitivity of ultrasonic flaw detection of the gear press-in sections of whole wheel axles of various locomotives can be adjusted under the condition that the same type of reference blocks do not exist.

The daily work report managing system and method provides the user with network terminal for managing daily work report via a network communication system. The network communication system includes a data base serving system, a personality distinguishing module, a judgment module, a data memory module, a data transmission module and a data searching module.

The invention discloses a bottom plate automatic net spreading and connecting device and method for slicing of thick seams. The bottom plate automatic net spreading and connecting device comprises a plurality of hydraulic supports which are in parallel with an excavation working face, and the tail of each hydraulic support is provided with a rear seat. A net coil spreading mechanism, a slipping mechanism and a net connecting mechanism are arranged on each rear seat. The net coil spreading mechanisms are used for mounting or spreading well wound net coils. The slipping mechanisms are arranged below the net coil spreading mechanisms and used for driving the net coil spreading mechanisms to slip in the mode of being parallel with the excavation working face to spread the net coils. The net connecting mechanisms are fixed to the slipping mechanisms and used for sewing and connecting the overlapped parts of the to-be-spread net coils and the spread net coils. The automatic net connecting function is achieved, the number of equipment is decreased, the equipment cost is reduced, and meanwhile the bottom plate automatic net spreading and connecting device and method further have the advantages that the net spreading efficiency is high, the workload of downhole workers is little, and operability and practicability are greatly achieved.

The invention provides a waxberry hybridization shed. The shed comprises a greenhouse frame, a rotating shaft is arranged at the upper portion in the greenhouse frame, a turntable is fixedly connectedto the end of the rotating shaft and provided with a plurality of fan blades in a circumferential direction, and a pollen sprayer for spraying pollen pesticide liquid is arranged below the turntable.The waxberry hybridization shed is simple in structure and reasonable in design, one or more waxberry trees in the greenhouse frame can be simultaneously hybridized, enough hybrid offsprings are obtained, the rate of false hybrids is low, the influence on the waxberry trees is small, the growth vigor of hybrid fruits is good, and the waxberry hybridization shed is innovative.

The invention relates to a sun-resistance and heat-insulation functional material, and a preparation method and the application in a hat thereof. The sun-resistance and heat-insulation functional material contains 20 to 30% of oxidation modified starch glue, 20 to 30% of liquid ceramic coating, 0 to 10% of nano titanium dioxide and 0 to 10% of chitosan. The preparation method comprises: the sun-resistance and heat-insulation functional components are formulated at the normal temperature and are uniformly mixed and stirred; the mixture is grinded for 2 to 5 hours at the temperature of from 80 to 100 DEG C until the mixture is uniform; and then the mixture is coated on the aluminum foil-polypropylene composite raw material. The application of the sun-resistance and heat-insulation functional material on the manufacture of the hat comprises: the integral hat is coated with the material of the invention or the inner side of the hat is coated with a layer of the sun-resistance and heat-insulation functional material coating of the invention. The sun-resistance and heat-insulation functional material and the hat prepared by the material can durably play a role of sun resistance and heat insulation so that people are prevented from the damage of ultraviolet rays, infrared rays and the radiation thereof under the sunlight in the course of outdoor activities, travels or field work, the safety and the heath of people can be maintained from beginning to end, people are in a cool and refreshing state, and the economic and practical values and the social efficacy of the functional material are obvious.

The invention provides a stone carving product production method and a stone carving product produced through the stone carving product production method, wherein a stone carving process and a Chinese lacquer process are combined, such that the stone carving product is practical and artistic. According to the present invention, the stone carving product production method comprises: (1) a stone carving process: selecting a stone material having required size and required shape, completing a sample sketch design by using the shape and the texture of the stone material, and carrying out beating, fine carving and burnishing on the stone material according to the sample sketch; and (2) a Chinese lacquer process: pre-treating a paint applying surface, carrying out prime coating and middle coating required times with a Chinese lacquer, carrying out gold foil painting, covering the paint after a gold prime coat is completed dried, and finally carrying out burnishing, polishing and excessive paint removing, wherein the gold foil painting process comprises: applying the gold prime coat, and then carrying out gold foil painting by using a material selected from a gold foil, silver foil, copper foil and aluminum foil.

The invention discloses an establishment method of inducing callus cultured Allium sativum L. enzymatic hydrolysate HPLC fingerprints. The establishment method of the inducing callus cultured Allium sativum L. enzymatic hydrolysate HPLC fingerprints specifically comprises the steps of preparing inducing callus cultured Allium sativum L. bulbs into solution for test products through steps such as solid-phase extraction, and performing high-performance chromatographic analysis and detection under certain conditions to obtain HPLC fingerprints of inducing callus cultured Allium sativum L. enzymatic hydrolysate. By analyzing the HPLC fingerprints of 10 batches of samples, characteristic common peaks are determined and standard fingerprints are obtained. The standard fingerprints can provide a reliable basis for variety identification and production quality control of inducing callus cultured Allium sativum L. The establishment method of the inducing callus cultured Allium sativum L. enzymatic hydrolysate HPLC fingerprints has the advantages that the operation is convenient, the stability is high, the specificity is strong, the repeatability is good, the characteristic peaks are more, the analysis efficiency is high, the truth identification of the inducing callus cultured Allium sativum L. can be realized by adopting the invention, and the interior product quality can be comprehensively, accurately and effectively evaluated.

The invention discloses a real-time collection device and method for VSCs gas released on an aeration dynamic water surface, and relates to the technical field of sewage treatment. Comprising a box body system, a gas collecting system and a gas measuring system, the box body system comprises a gas collecting box, the gas collecting box is sleeved with a foam floater, a gas sample collecting opening is formed in the bottom of the gas collecting box, a gas outlet is formed in the side wall of the gas collecting box, and a connecting pipe is arranged at the gas outlet; and the Suma tank is communicated with the gas collecting box through a connecting pipe. According to the real-time collection device and method for the volatile sulfide gas, the VSCs gas naturally released from the aeration dynamic liquid level of a sewage treatment plant can be collected in real time, and the situation that natural release of the VSCs gas on the liquid level is interfered due to pressure change is avoided; meanwhile, a polytetrafluoroethylene connecting pipe-Suma tank inert collecting system reduces the situation that VSCs gas with active chemical properties is adsorbed by the device in the collecting process, and gas release rate, release flux, water discharge per ton and daily discharge parameters are accurately measured.

The invention discloses a nut box formed by a piece of paper and designed by imitating a handbag of a woman. The nut box comprises an outer box body and an inner box body, wherein the inner box body and the outer box body are integrally formed. The design appearance of the nut box imitates the handbag of the woman, the nut box is formed by the piece of paper and comprises an inner layer and an outer layer, the inner layer holds nuts, and the outer layer can hold nut shells when a user eats the nuts. The whole design has the high fashionability, the high enjoyment and the high practicability.

The invention provides an electronic test comprehensive instrument, which comprises a casing with a cuboid structure, and oscilloscope interfaces and signal source interfaces which are disposed on oneside wall of the casing. A USB data communication interface, a USB indication lamp, a configuration switch button, a multimeter voltage/resistance test port, a multimeter common test port, a multimeter current test port, a power indication lamp and a USB power supply interface are arranged in sequence on the other symmetrical side wall. The upper surface of the casing is provided with two sets ofpin headers, and the casing is provided with a MCU controller, a power module, A/D sampling modules, and DA converters. The invention also provides an electronic test comprehensive instrument and anoperation method thereof. The invention realizes the functions of an oscilloscope, a signal generator, a power source, an amplitude frequency characteristic analyzer, a spectrum analyzer, and a multimeter, can simultaneously use multiple function modes, and not only has full functions, but can further develop a new functional module. The instrument is small, lightweight and portable, and is a newpocket instrument.

An embodiment of the invention discloses a transformable multifunctional computer table comprising a tabletop keyboard and a computer monitor both installed on a tabletop of the table. The tabletop can be raised to certain height by a tabletop lifting system. With a base lifting system, the table is more mobile. Front-back sliding and rotation of a sofa allow for better practicality and ergonomic principle. Overturning of a back allows for effective base lifting and shape change control. The table meets ergonomics, and the shape of the table is more variable. Raising and closing of sofa armrests allow better comfort for users. The transformable multifunctional computer table can be used as a tea table and a bedside table, allows a computer to be used on a bed, can be used as a computer table independently, can also be used as a sofa independently, can be used as a printer independently, and is a multipurpose all-around intelligent product having promising development space; the higher automation level allows more comfortable daily life for people.

The invention relates to a method for judging the salt damage grade of bamboo plants, and relates to bamboo plants. The method for judging the salt damage grade of the bamboo plants comprises the steps that materials are prepared as the following requirements, specifically, in a nursery, bamboo seedlings are buried and potted, plastic pots are filled with nutritious soil, the bamboo seedlings arepoured with water, when all bamboo are survived and then moved into a shed, and the pot bamboo is selected as the experimental materials; the requirements of soil salinization gradient are as follows,specifically, six salinity levels are arranged, wherein the three salinity levels repeat, and the six salinity levels comprises tap water, 0.1% of a NaCl aqueous solution, 0.3% of a NaCl aqueous solution, 0.5% of a NaCl aqueous solution, 0.7% of a NaCl aqueous solution and 1.0% of a NaCl aqueous solution; the time of soil salinization treatment is as follows, specifically, during the cultivationprocess of the potted bamboo, the NaCl aqueous solution is poured in the bamboo seedlings for every 3-5 days to maintain the soil salt concentration of each treatment, and salt treatment is stopped when most of leaf tips and leaf edges turned yellow of the tested bamboo to leaves; and the salt tolerance grade is determined by sampling and analysis. The method for judging the salt damage grade of the bamboo plants can accurately determine the salt damage grade of the bamboo plants.

The invention relates to a hospital bed control panel with a light source. The hospital bed control panel is arranged around a hospital bed and comprises a casing, a light source module and a control module. The light source module and the control module are arranged on two opposite surfaces of the casing, and the control module is electrically connected with the light source module to control the hospital bed to move up and down and control the light source module to be opened and closed. The hospital bed control panel with the light source not only can adjust the hospital bed to move up and down, but also can provide the light source and has practicality and convenience.

The invention provides a phone structure with an adjustable inclination angle. The phone structure comprises a phone main body and a supporting foot stand; a bottom surface of the phone main body comprises more than two locating holes; the supporting foot stand is provided with a first surface, and a second surface which is close to the first surface; limiting units which are mutually embedded and limited with the locating holes are respectively molded on the first surface and the second surface; the supporting foot stand is inserted in two different adjacent locating holes by using two adjacent limiting stopper, wherein the inclination angle of the first surface supporting the phone main body is different from the inclination of the second surface supporting the phone main body, so as to enable the phone main body to generate various inclination angles, so that the entire convenience and practical applicability are improved.

The invention discloses a method for detecting a suicide terrorist. The method comprises the following steps of: (A) selecting a testee; (B) utilizing a detection device capable of detecting real-time changes of cerebral blood flow to detect a first region to be detected and a second region to be detected at the head part of the testee; (C) viewing brain cortex activity information in the first region to be detected of the testee within a preset period of time by the detection device; (D) comparing the brain cortex activity information in the first region to be detected with a normal control group to determine whether significant difference exists or not; (E) judging whether the testee has suicide intent or not according to the result of the step (D); (F) inquring whether the testee is of the terrorist or not; (G) viewing whether significant activity exists in the second region to be detected of the testee within the preset period of the time or not by the detection device; and (H) determining whether the testee is of the terrorist or not according to the result of the step (G).

The invention discloses a BIM green building mixing device, and relates to the technical field of building devices.The BIM green building mixing device comprises a mixing box, the surface of a threaded rod is in threaded connection with a moving block, a sliding groove is formed in the moving block, the moving block is slidably connected with a ball through the sliding groove, and the surface of the ball is fixedly connected with a connecting rod through a connecting piece; a rotating part capable of driving the mixing box to rotate is arranged on the surface of the connecting rod, a connecting structure capable of driving the moving block to rotate is arranged on the surface of the threaded rod, and a multi-direction telescopic part is jointly arranged on the surfaces of the rotating part and the connecting rod. The raw material mixing device has the advantages that the raw materials are mixed in a complex track during mixing, the mixing effect is improved, the raw materials on the inner wall can be scraped by expanding the multi-direction telescopic component on the inner wall cleaning process, mixing and raw material cleaning do not affect each other, the two modes are intelligently switched, and the high automation and practicability effects are achieved.

The invention relates to a novel recreation device which comprises a device body and an arc-shaped underframe. A handrail is arranged on the device body, a battery device is arranged in the device body, a clock, a loudspeaker and an induction lamp are arranged on a faceplate at the head of the device body, a control device is arranged in the device body, a first input end of the control device is connected with the battery device while a second input end of the same is connected with an audio device, a first output end of the control device is connected with the loudspeaker while a second output end of the same is connected with the induction lamp, and a music switch is arranged between the second output end and the audio device. The clock is arranged, so that edutainment is realized, and children's intelligence can be developed. In addition, the novel recreation device attracts children's attention by playing music and emitting light, thereby being recreational and practical.

The invention provides a capacitive stylus device. The capacitive stylus device comprises a capacitive stylus and a stylus cavity for containing the capacitive stylus, the stylus cavity adapts to the capacitive stylus in shape, and a PUSH-PUSH ejecting mechanism is arranged at the bottom of the stylus cavity; an elastic wall is arranged on the side wall of the stylus cavity and is used for fixing the capacitive stylus inserted into the stylus cavity at the specific position in the stylus cavity, and at the moment the PUSH-PUSH ejecting mechanism is in a compressed state; when pressed by external force, the capacitive stylus moves in the direction of inserting the capacitive stylus into the stylus cavity and further presses the PUSH-PUSH ejecting mechanism, so that the PUSH-PUSH ejecting mechanism changes into an ejecting state, and the capacitive stylus bears elastic force in the opposite direction and breaks through limit of the elastic wall to move in the direction of getting away from the stylus cavity. The capacitive stylus is automatically ejected out after pressing the stylus head, single hand operation can be achieved, and the capacitive stylus device is high in structural reliability, convenient to assemble and good in user experience and has interestingness and practicability.

The invention discloses a visual impaired crowd-oriented scene character interactive understanding system, which comprises a mobile phone mobile terminal APP and a rear-end visual interactive calculation processing platform, the mobile phone mobile terminal APP comprises a voice wake-up component, a visual scene shooting component, a voice problem acquisition component, a voice-to-text conversion component, a logic judgment component, a data transmission transceiving component and a text-to-voice synthesis component; the back-end visual interaction processing computing platform comprises an input preprocessing module and a multi-head attention mechanism model. According to the method and the device, the character information in different scene pictures can be identified, the scene information is autonomously acquired by a user, the environmental adaptability and the expandability are high, and the sensitivity and the accuracy of character identification in the scene are high. Dynamic answering can be carried out according to user questions, and practicability and real-time performance are higher; the system can be installed on a mobile phone mobile terminal, can carry out information interaction through voice, and is convenient to use, low in cost consumption and easy to use for a user.