67results about How to "Easy to customize" patented technology

The invention discloses an unmanned warehouse shelf-oriented automatic cargo checking method and system, and the method is characterized in that the method comprises the following steps: employing a target detection algorithm to extract a cargo boundary frame from captured continuous cargo images; for each cargo bounding box, calculating shape features, color features, texture features, size features and local features of the cargo in the cargo bounding box, and splicing feature vectors of the cargo according to the features; pre-defining cargo templates of different types of cargos, matching the cargo templates with the feature vectors of the cargos so as to obtain a category label of each cargo bounding box, and iteratively optimizing the target detection algorithm through a loss function; and tracking the goods extracted by the target detection algorithm by using a Kalman filtering target tracking algorithm, and obtaining the position and quantity information of the goods from the continuous goods images.

The invention discloses an integrated construction method and system for human settings, images, sounds and life tracks of a digital human, and belongs to the technical field of the Internet. The method comprises the following steps: generating a virtual digital human; constructing a life track, an image and voice of the virtual digital human; and performing behavior analysis on the virtual digital person, and updating the life track, image and voice of the virtual digital person. According to the invention, the defects of too long time and low efficiency of traditional digital human creation are overcome; the method solves the problems that the personality of the digital person in the traditional digital person creation depends on a model too singly, so that the characteristics of the digital person are too single, and the digital person cannot automatically learn and grow.

The invention discloses a command vehicle rack-mounted power supply management system, and the system comprises a power supply filtering module which carries out the filtering of power supply input, and removes the high-frequency electromagnetic interference possibly carried by a power line; the electromagnetic shielding module is used for shielding electromagnetic radiation inside and outside the system; the grounding management module is used for providing a unified grounding point of the system and ensuring that all electrical connections have the same potential so as to reduce electromagnetic interference generated by the difference of the grounding point; the signal transmission optimization module is used for ensuring that signal transmission channels inside and outside the system are not influenced by electromagnetic interference; the electromagnetic interference suppression module is used for suppressing transient high-frequency interference generated in the system; and the environment monitoring and feedback module is used for monitoring electromagnetic environments inside and outside the rack in real time and automatically adjusting an EMC protection strategy of the system according to monitoring data so as to adapt to different working conditions. The command vehicle can adapt to a complex electromagnetic environment and ensure stable operation of equipment in the command vehicle.

The invention relates to the field of electric power systems, in particular to a relay protection and exit matrix detection device capable of customizing input quantity, which comprises a signal input module, a processing module, a display module, a command input module and a storage module, the processing module comprises an input signal data processing module and a user instruction data processing module, the input signal data processing module is used for processing input signals and outputting analysis results, and the user instruction data processing module is used for analyzing user instructions or input input names and adjusting internal circuits; the command input module is used for receiving a user instruction. According to the invention, by arranging the input matching unit and the connection signal adjusting unit, the interface corresponding to the input can be connected to different internal circuits according to the name of the input input, and the user-definition of the input by a worker can be facilitated.

The soft rehabilitation glove comprises a corrugated pipe driver, a glove body, a tendon line, a control box, a control system and a driving device, the control system and the driving device are located in the control box, one end of the tendon line is connected with the driving device, and the other end of the tendon line is connected with the corrugated pipe driver; the wall thickness of each joint section of the corrugated pipe driver is sequentially reduced from the finger root to the fingertip, the corrugated pipe driver is fixedly connected above the finger part of the glove, and the corrugated pipe driver is longer than the finger part of the glove; the control system is used for receiving an instruction of a user and controlling the driving device, and when the tendon line shrinks, the corrugated pipe driver shrinks and stores elastic potential energy, and meanwhile, the fingers are driven to stretch; when the tendon lines are loosened, the corrugated pipe drivers can extend, the elastic energy stored in the corrugated pipe drivers is released, and the fingers are driven to be passively bent. The device can avoid secondary damage and discomfort caused by overlarge force generated by active driving, has internal compliance and natural adaptability, and further has the advantages of being light in weight, easy to control, portable and the like.

The invention discloses a safe working area calculation method, device and system of an MOSFET and a storage medium, and relates to the technical field of semiconductors. The method comprises the following steps: acquiring MOSFET temperature sensitive parameters; obtaining a relation curve between the MOSFET temperature sensitive parameter and the MOSFET junction temperature; acquiring transient thermal impedance of the MOSFET under different duty ratios and different pulse widths; calculating the maximum allowable power loss of the MOSFET under different pulse widths of the single pulse; calculating a safe working area SOA curve coordinate of the MOSFET; and automatically calculating, drawing, storing and outputting a safe working area SOA diagram of the MOSFET on the basis of Qt Widgets. According to the SOA calculation method for the safe working area of the MOSFET, the thermal performance and the electrical performance of the MOSFET are comprehensively considered, the safe working area of the MOSFET is determined through a series of experiments and calculation steps, and the accuracy of a calculation result is improved.

The invention relates to the technical field of book checking devices, in particular to an RFID-based automatic cruise checking instrument for a library. Comprising a translation module fixed to the top of a book cabinet and a turning module fixed to the translation module, and a detection and inventory module located beside the book cabinet is installed at the bottom of the turning module; according to the utility model, translation and 360-degree rotation are carried out according to the profile track, books on the bookcase are comprehensively checked, errors caused by manual checking are effectively avoided, and meanwhile, the checking efficiency is improved; according to the invention, a single-row gear and rack meshing conveying design is adopted for translation, a belt transmission design is adopted for rotation, double insurance of servo motor turn number counting and sensor counting is set for translation and rotation, the accuracy of inventory is ensured, and labels of books in a library are identified and counted based on the RFID technology, so that the inventory efficiency is improved. However, the cost of related RFID checking equipment is reduced to about thousand yuan, so that the system has a wide market prospect.

The utility model discloses a battery management circuit of an automobile energy storage power supply, which comprises a main control module, a data acquisition module, a communication module, a protection module and an equalization module, the main control module is used for receiving, processing and sending instructions, and the data acquisition module is used for acquiring voltage, current and temperature parameters of a battery pack in real time; the communication module is used for information interaction between the battery management circuit and other vehicle systems, the protection module is used for over-charge, over-discharge, over-temperature and short-circuit protection of the circuit, the equalization module is used for realizing voltage equalization between single batteries in a battery pack, and the master control module is connected with the data acquisition module, the communication module and the protection module through data lines. Data transmission and control instruction issuing are achieved, and the communication module is connected with other vehicle systems through a communication bus in a vehicle to achieve information sharing and interaction.

The invention discloses a diaphragm compressor with a two-stage counter-moving plunger pump structure and a design method of the diaphragm compressor. The diaphragm compressor comprises a first-stage plunger pump and a second-stage plunger pump, and the first-stage plunger pump and the second-stage plunger pump are installed on the two symmetrical sides of a compressor end cover correspondingly; hydraulic oil sealing is carried out between plunger pump bodies of the first-stage plunger pump and the second-stage plunger pump and a compressor end cover, between the plunger pump bodies and plunger pump linings, between the plunger pump bodies and plunger pump covers and between the plunger pump linings and plunger pump plungers in the plunger pump linings. The first-stage plunger pump and the second-stage plunger pump are driven by the eccentric wheel structure, and under the combined action of the counter-acting force of the plunger pump springs and the friction force of the plunger pumps, the oil feeding process, the pressure increasing process, the oil discharging process and the pressure reducing process are achieved. According to the method, the diameter and the stroke of the plunger of the plunger pump can be determined, the minimum spring force needed by the spring of the plunger pump and the optimal mounting angle range of the two-stage plunger pump can be determined, and a design scheme, performance prediction and optimization directions are provided for prolonging the service life of the plunger pump, improving the reliability of the plunger pump and the like.

The invention discloses an approximate repetition detection method and system fusing local retrieval and multi-dimensional decision. The method comprises the steps that a to-be-detected document is preprocessed, and text content and service meta-information are extracted; utilizing MinHash to generate a compact signature; quickly recalling a candidate set from a massive historical library through an LSH index; adopting a paragraph-level weighted Jaccard algorithm to accurately calculate the structural similarity between the candidate document and the document to be detected; when the similarity exceeds a threshold value, intelligent decision making is carried out according to a preset priority chain considering multi-dimensional business rules such as release mechanism levels and time, and finally reserved documents are determined; and recording the structured audit log in the whole process for tracing. The method realizes approximate repetition detection with high recall, high precision, low time consumption and interpretable and auditing decision process, and is especially suitable for massive de-duplication scenes of strong normative texts such as government affair official documents, news announcements and the like.

The utility model relates to the field of machining, and discloses a mechanical part polishing and positioning assembly which comprises a base, a positioning frame is fixedly connected to the outer wall of the top of the base, clamping machines are connected to the inner walls of the two sides of the positioning frame in a sliding mode, an isolation mechanism is arranged on the base, adjusting mechanisms are arranged on the clamping machines, and the positioning frame is fixedly connected with the base. The isolation mechanism comprises a sliding way, the sliding way is formed in the inner wall of the left side of the positioning frame, sliding plates are slidably connected to the inner walls of the two sides of the sliding way, rotating rods are rotatably connected to the inner walls of the front sides of the sliding plates through bearings, torsional springs are fixedly connected to the rotating rods, and sealing plates are fixedly connected to the rotating rods. According to the grinding device, through the structures such as the sliding way, the sliding plate, the rotating rod and the torsional spring, the machining space during grinding is isolated, and the problems that when a workpiece is ground, the chippings splash, and the chippings are likely to splash to workers, so that the surrounding workers are likely to be injured to a certain degree are solved.

The invention provides an inductor winding tool, and belongs to the technical field of inductor winding tools, the inductor winding tool comprises a base, the upper end of the base is fixedly connected with a bearing seat, the bearing seat is provided with a wire clamping shaft, the bearing seat is rotatably connected with the wire clamping shaft through a bearing piece, one end of the wire clamping shaft is provided with an inductor winding needle, and the other end of the wire clamping shaft is provided with a wire clamping groove; a wire clamping shaft is fixedly connected to one end of the bearing seat, the wire clamping shaft is connected with the inductance winding needle through a locking nut, a rotating plate is fixedly connected to the other end of the wire clamping shaft, two rotating heads are symmetrically and fixedly connected to the rotating plate, a thin copper wire is wound on the inductance winding needle, and a self-maintenance assembly is arranged in the bearing seat and located above the bearing part. A recycling assembly is arranged in the bearing seat and located below the bearing piece. The problems that existing inductor winding generally has two modes, one mode is that a winding machine is purchased, but a traditional winding machine is high in price and low in cost performance, and the other mode is on-line customization, but the customization period is relatively long, and the price is not low when the number is small are solved.

This utility model discloses a modular intelligent narrow-body frequency converter cabinet system, comprising: a narrow-body cabinet with internal module installation space, air inlet, and air outlet; a modular backplane system integrating a main circuit busbar and a control / auxiliary power bus; at least one standard functional module with standardized mechanical and electrical interfaces, pluggably installed in the cabinet and connected to the backplane system for implementing specific power conversion or control functions; and an intelligent thermal management system including a temperature sensor, an adjustable-speed fan, and a fan controller, capable of adjusting the fan speed according to temperature information to control airflow within the cabinet. This utility model, through modular design and intelligent thermal management, achieves high system integration, excellent maintainability, flexible configuration capabilities, and efficient heat dissipation, making it suitable for high-power frequency converter applications in industrial drives, new energy, and other fields.

The present invention relates to the field of fuel cell heat dissipation technology, and specifically to an air-cooled heat dissipation device for hydrogen fuel cells, including a fixed bracket, an adaptive air supply device, a dust-proof circulation track, a uniform flow rack and a dust cover, wherein the fixed bracket is used to limit and fix multiple hydrogen fuel cell stacks, and both ends of the fixed bracket are equipped with circulation joints, the dust-proof circulation track is installed inside multiple hydrogen fuel cell stacks, the inner wall of the dust-proof circulation track is provided with a plurality of output ends, the dust-proof circulation track is used to filter the incoming air, the uniform flow rack and the adaptive air supply device are both installed inside the dust-proof circulation track, the adaptive air supply device is used to convey airflow into the dust-proof circulation track, the uniform flow rack is used to guide the incoming airflow to the inner wall of the dust-proof circulation track to evenly diffuse and flow, and the dust cover is sleeved on the outer side of multiple hydrogen fuel cell stacks to shield dust. The present invention can effectively improve the heat dissipation uniformity and adaptability, and at the same time prolong the service life of the hydrogen fuel cell.

The invention discloses a modular panel based on a composite magnetic thin film, which belongs to the technical field of decorative panels and comprises a base layer, a first bonding layer, a magnetic functional layer, a second bonding layer and a surface layer which are sequentially arranged from bottom to top, the base layer and the magnetic attraction function layer are fixed through a first bonding layer, and the magnetic attraction function layer and the surface layer are fixed through a second bonding layer; the magnetic attraction functional layer comprises a base material and soft magnetic powder, and the magnetic attraction functional layer is a sheet-shaped continuous magnetic composite material film; and the soft magnetic powder is subjected to high-temperature passivation treatment. Through systematic innovation of the continuous soft magnetic functional layer, the integrated composite structure and process adaptation, the core problems that an existing magnetic panel is poor in flatness, uneven in magnetic force distribution, low in production efficiency, insufficient in reliability and single in adaptability are fundamentally solved. And the comprehensive advantages of high flatness, uniform magnetic attraction, efficient production, long acting, reliability and multi-scene adaptation are realized.

The utility model discloses an E0Y type instrument panel TOM forming customized jig which comprises a universal chassis and an instrument panel product, the bottom of the instrument panel product is provided with a plurality of product protruding columns, and the top of the universal chassis is provided with a profiling jig which is matched with the instrument panel product and used for positioning the instrument panel product. The profiling jig comprises a jig base arranged on the top of the universal chassis and a profiling protrusion integrally formed on the top of the jig base. According to the E0Y-type instrument panel TOM forming customized jig, the jig base and the profiling protrusion are matched with an instrument panel product, a product protruding column at the bottom of the instrument panel product is matched with a product positioning groove in the top of the profiling protrusion, positioning of the instrument panel product is facilitated, the customized profiling jig can be perfectly attached to the instrument panel product, and the appearance of the instrument panel product is more attractive. And the B surface structure of the instrument panel product cannot be damaged during forming.

The utility model relates to the technical field of personnel track management, and discloses a personnel track management device which comprises a supporting piece, the top of the supporting piece is connected with a fixing block in a sliding mode, the outer side of the fixing block is fixedly connected with a main machine, the outside of the main machine is fixedly connected with a protection block, and the outer side of the protection block is fixedly connected with a motor. One end of a transmission shaft of the motor is fixedly connected with an eccentric wheel, and the outer side of the protection block is fixedly connected with a mounting cylinder. According to the utility model, the concave part of the eccentric wheel is contacted with the connecting piece, the piston moves upwards, the one-way valve I is opened, the one-way valve II is closed, air enters the mounting cylinder, and when the convex part of the eccentric wheel is contacted with the connecting piece, the one-way valve I is closed, the one-way valve II is opened, and the piston moves downwards, so that the air is pushed to be sprayed to the heat dissipation holes through the guide pipe; therefore, the working efficiency and the stability of the device can be improved.

The invention discloses an electronic waste recovery method based on artificial intelligence. The recovery method comprises the following steps: S1, identifying and classifying; comprising primary classification and secondary classification, the primary classification is used for identifying brands and types of the waste electronic products, and the secondary classification is used for identifying models of the waste electronic products; s2, guiding disassembly; the disassembling steps are displayed, and classified disassembling of the parts is guided; s3, classifying the parts; the disassembled parts are classified and collected according to the classified recycling guiding instruction; s4, centralized recovery; and the parts collected in a classified mode are stored in a centralized mode through the multiple disassembling stations. The electronic waste is subjected to feature recognition, model and specification obtaining and accurate classification and disassembly recovery according to technical data, the problem that small electronic waste is difficult to recover is solved, disassembly recovery pertinence is high, accurate recovery and classification are achieved, guiding and demonstration effects are achieved, and the method is suitable for popularization and application. The disassembly skill can be quickly mastered by personnel, and the subsequent efficient disassembly and recovery operation is facilitated.

A signal processing device (16) processes a signal used in a machine (12) capable of repeatedly executing a cycle including one or more predetermined operation steps. A signal processing device (16) is provided with: a counter unit (34); a counting condition setting unit (40) that sets a counting condition; a reset condition setting unit (42) that sets a reset condition; a signal output unit (36) that outputs a trigger signal to a predetermined output destination when the count number is equal to or greater than a predetermined count threshold value; and an output setting unit (38) that sets a count threshold value and an output destination.

The invention discloses a WOOD-SKIN process-based bedside cabinet suitable for aging, which comprises a cabinet body frame, the cabinet body frame is detachably covered with an outer cover, the outer cover comprises a soft layer, a hardened layer is adhered to the soft layer, the hardened layer comprises a plurality of square units, the square units are arranged in a matrix manner and are fully paved on the soft layer, the square units are arranged at equal intervals, and the square units are connected with the outer cover. And each square comprises two triangular blocks, the bevel edges of the two triangular blocks correspond to each other, and a gap is reserved between the two triangular blocks, so that the soft decorative plate has the technical characteristics of unique soft texture, convenience in disassembly, high ornamental value and artistic quality, capability of meeting aesthetic needs of different users and the like.

The utility model discloses an MLCC copper burning furnace combined humidification device which comprises a cabinet body and an operation system, at least two humidification mechanisms are arranged on the upper portion in the cabinet body, the operation system is installed on the lower portion in the cabinet body, each humidification mechanism comprises a humidification barrel body, a pure water inlet pipeline and a nitrogen inlet pipeline, and the pure water inlet pipeline and the nitrogen inlet pipeline are connected with the humidification barrel body. A heater controlled and connected through an operation system is arranged in the humidifying barrel body, a water valve controlled and connected through the operation system is arranged on the pure water inlet pipeline, a gas valve controlled and connected through the operation system is arranged on the nitrogen inlet pipeline, a moisture outlet is formed in the top of the humidifying barrel body, and the moisture outlet is communicated with the MLCC copper burning furnace through a gas pipe. The single-point-to-single-point humidification and air supply can be realized, the humidification and air supply are stable, the humidification effect is stable, the split is easy, the customization is convenient, and the air inlet flow is visualized.

The utility model relates to the technical field of industrial personal computer cases, in particular to an industrial personal computer case which comprises a case body, a heat dissipation mechanism is fixedly arranged on the outer surface of the case body, and the heat dissipation mechanism comprises circular heat dissipation holes, a fillet plate and side face heat dissipation holes. According to the utility model, the industrial personal computer case is fixed on a certain object in a threaded connection mode, the position of the case body can be adjusted by the rear upper frame according to the use requirement and the extension lug, and when the rear upper frame reaches a specified position, the screw also penetrates through the threaded hole in a threaded rotation mode and is movably connected with the fillet plate to achieve the purpose of fixation; the design of circular heat dissipation holes is consistent with the shape of an air outlet of the fan; the electromagnetic compatibility protection requirement is considered; the side air outlet design is adopted; the air outlet area is increased; the visual effect is enhanced; the use requirements of customers on rear racking are met, and the position of the box body can be adjusted through the extending lugs.

The invention relates to a pedal feeling simulator applied to an integrated intelligent braking system onebox, and belongs to an integrated intelligent braking system in the technical field of automobile braking systems. The simulator shell and the large valve block are assembled together through the steel wire clamping ring, the piston is located in the large valve block, the one-way sealing leather cup is assembled on the large valve block, the ejector rod is riveted to the piston, the rubber damper is assembled in the damping seat and located in the simulator shell, the damping seat is sleeved with the large spring, and the top of the large spring is located below the spring seat. The spring seat is sleeved outside the ejector rod and slidably connected with the inside of the piston, the small spring is located in the spring seat and sleeved outside the ejector rod, and the upper portion of the small spring abuts against the piston. The pedal has the advantages of novel structure, three-section foot feeling, smooth foot feeling, hysteresis characteristic, convenience for adjusting, matching and customizing the pedal, long service life, modular structural design, fast assembly rhythm on a production line, high efficiency and high performance consistency.

The utility model belongs to the technical field of 3D virtual garment customization, and particularly relates to a fabric data acquisition working device based on 3D virtual garment customization, which comprises an acquisition case, a scanning cavity is arranged on one side of the acquisition case, and a hanger and an acquisition device are mounted in the scanning cavity; the collecting assembly is used for driving the hanging frame to rotate, the collecting assembly comprises a lantern ring fixed in the hanging frame and a mounting box fixed at the top end of the collecting machine box, and a rotatable connecting column is mounted in the mounting box; according to the utility model, through the arrangement of the acquisition assembly, the hanger can be rotated, and scanning of different positions of clothes can be ensured, so that the problems that different parts of the clothes cannot be scanned due to the fact that an existing hanger cannot be adjusted, and data insufficiency needs to be compensated by manual intervention and adjustment are solved; the clothes scanning efficiency of the collection working device is greatly improved, and customization of virtual clothes is facilitated.

The invention discloses a security protection method for IOT (Internet of Things) equipment communication, which is characterized in that a Wasm file is integrated through IOT equipment, packaged by using a WebAssembly technology and encrypted by using a cryptographic algorithm combination, so as to realize communication data protection between servers, and comprises the following steps of: authenticating the identity of the IOT equipment, integrating an asymmetric encryption algorithm certificate in a Wasm file generation process by using the WebAssembly technology, and encrypting the Wasm file by using the WebAssembly technology. The hardware identifier of the IOT equipment is read at the server side, and the certificate contains an asymmetric encryption algorithm public key; data transmission and IOT identity authentication are executed, data content of data transmission is subjected to omnibearing dynamic encryption, and an integrity verification mechanism is used to prevent an attacker from illegally tampering the transmission data under an unauthorized condition. According to the method, computing resources and storage space required by IOT equipment safety protection can be remarkably reduced, and meanwhile, the execution efficiency of the safety strategy is improved.

A method, an apparatus, a computer-readable medium, and a computer program product for data desensitization are provided. The method comprises the following steps: configuring a rule for data desensitization, wherein the rule comprises at least one of the following items: a rule for desensitizing log data and a rule for desensitizing data in a database; receiving data to be desensitized, and determining the type of the data; matching a corresponding rule for data desensitization according to the type of the data, and desensitizing the data by using the matched rule; and outputting the desensitized data.

The utility model relates to the field of fireproof plates, in particular to a novel decorative fireproof plate which comprises a connecting frame, connecting plate assemblies and clamping grooves, a fireproof plate body is fixed to the inner side of the connecting frame, the connecting plate assemblies are arranged at the upper end and the left side of the connecting frame, the clamping grooves are formed in the lower end and the right side of the connecting frame, clamping blocks are arranged in the clamping grooves, and first springs are arranged on one sides of the clamping blocks. The connecting plate assembly comprises a connecting plate, a clamping plate, a pressing plate and a pressing block, and the fireproof plate has the beneficial effects that the combination of various shapes and functions is realized in a splicing manner, so that the fireproof plate is convenient to replace and customize; the structures such as the connecting frame, the fireproof plate main body, the connecting plate assembly and the clamping groove are adopted, so that stable and flexible connection of the fireproof plate is realized; and by means of the design of the first springs and the arc-shaped chamfers, the disassembly and assembly speed of the refractory slab is increased, and the refractory slab is convenient to replace and maintain.

The present invention relates to the technical field of elevator devices, and specifically to a guide rail type multi-purpose elevator, wherein the elevator compartment is composed of a frame of aluminum profiles and a connector, a slot is provided on the outer wall of the connector, and first strip protrusions are axially provided on both side walls of the inner cavity, an X-shaped guide rail is fixed to the surface of a buffer strip on the wall, side cavities are axially provided on both sides of the center of the X-shaped guide rail, an open groove slidably engaged with the first strip protrusion is axially provided in the middle of the outer side of the side cavity, an outer edge of a guide wheel installed on the surface of the first strip protrusion on one side of the slot is tangent to the inner wall of the corresponding side cavity, an anti-fall holding device installed on the first strip protrusion on the same side of the guide wheel is located in the corresponding side cavity, and the inner cavity of the side cavity on the other side can accommodate a rack, a traction wire rope and a cable; the assembly relationship between the X-shaped guide rail and the elevator compartment is flexible, and the installation of the elevator compartment does not need to be equipped with an elevator shaft, and can be used as a rescue elevator for the outer wall of a high-rise building; when renovating an old building, the fire passage is not occupied, the construction period is short, and the construction is safe and cost-effective.

The invention discloses a toy part equal-part quantitative automatic packaging machine which comprises a rack, a rotary feeding table installed in the middle of the upper end of the rack, a loading frame fixedly installed on the edge of the rotary feeding table and distributed around the center of the rotary feeding table, and a hemispherical loading shell buckled on the loading frame and provided with a plurality of cavities. The lower end of the central column is fixedly installed on the machine frame, the upper end of the central column penetrates through the rotary feeding table, the bracket is fixedly installed at the upper end of the central column, the quantitative feeding mechanism is fixedly installed on the bracket, and the rotating mechanism of the quantitative feeding mechanism is fixedly installed on the machine frame. The scheme has the advantages that the automation, the accuracy and the efficiency of the packaging process are improved, meanwhile, the flexibility and the safety are achieved, the device is suitable for quantitative packaging of various types of toy parts, and the high market application value is achieved.

The utility model relates to the technical field of water quality monitoring, in particular to an environment monitoring device based on Arduino. According to the technical scheme, a first water sample container and a second water sample container are installed in a ship body, a central carrying platform is laid in the ship body, a water quality real-time monitoring device is installed on the central carrying platform, and the water quality real-time monitoring device is in signal connection with a wireless remote control device through a central controller. The central carrying platform is provided with a central controller, a water suction pump, a wireless remote control device, a real-time positioning device, an automatic obstacle avoidance device, a water treatment reagent container and an SG90 steering engine, the upper portion of the central carrying platform is covered with a ship shell, and the tail of the ship body is provided with a motor driving module, a left propeller and a right propeller. The water quality monitoring device is easy to operate, high in stability, convenient to carry and suitable for most rivers and lakes, and the water quality monitoring efficiency is greatly improved.