117results about How to "Realize unified collection" patented technology

A co-vibrating type vortex-induced vibration power generation device based on multiple vibrators comprises vibrators, supporting rods, connecting rods, linear guide rails, linear springs, a transmission rod and a linear power generator; the supporting rods are fixed at the bottom of a water flow; the linear guide rails are arranged in the middles of the supporting rods, and perform linear movement in the vertical direction; the connecting rods are used for connecting all vibrators to be a whole vibrator group; the front ends and the rear ends of the connecting rods are fixed to the linear guide rails; a linear spring for enabling the vibrators and the connecting rods to perform linear movement back and forth in whole is arranged at each of the upper end and the lower end of each linear guide rail; the middle parts of the connecting rods are fixedly connected with the transmission rods to enable the transmission rods to move along the connecting rods together; the top of the transmission rod is connected with the linear power generator. The co-vibrating type vortex-induced vibration power generation device has the advantages that a wake flow galloping effect is utilized, the generating efficiency of the vibrator group is improved, and a large number of small-capacity power generators are replaced with a small number of high-capacity power generators, so that the cost is reduced; the device has a simple structure, is easy to implement, and can be widely used in the vortex-induced vibration power generation engineering using ocean currents and tail water of a hydroelectric station.

The invention discloses a monitoring management device and method and a computer readable storage medium. One specific embodiment of the monitoring management device comprises a monitoring engine, a database and a plurality of collectors with different monitoring protocols, wherein the monitoring engine is configured to add a unique identifier of monitored equipment to a monitoring protocol interface of the monitored equipment; an acquirer acquires monitoring data through a monitoring protocol interface corresponding to the monitored equipment; and the monitoring data determined to belong to the monitored equipment is stored in the database through a monitoring protocol interface identifier. According to the embodiment of the invention, unified acquisition of monitoring data of a pluralityof different monitoring protocols of a plurality of monitored devices can be realized; the acquired monitoring data of different monitoring protocols can be logically mapped to the physical equipmentof the monitored equipment, and is not limited by the monitoring protocols and the number of the monitoring protocols, so that low-cost and high-guarantee unified monitoring is realized, and the workload of an administrator is reduced.

The invention discloses an automatic livestock breeding system. The breeding system comprises a breeding house, a storage system, a feed conveying system, a feeding system and a cleaning system; the cleaning system comprises a feces and urine cleaning device, a breeding house cleaning device and a livestock body cleaning device; a feces leaking plate is arranged on the bottom surface of the breeding house; the feces and urine cleaning device comprises a scraping plate and a scraping plate driving mechanism for driving the scraping plate to horizontally move in a reciprocating mode; the breeding house cleaning device comprises brushes, spray heads and a brush driving mechanism for driving the brushes to horizontally move in a reciprocating mode; and the livestock body cleaning device comprises brushes, a rail, a sliding block and a sliding block driving mechanism for driving the sliding block to slide along the rail in a reciprocating mode. The breeding system provided by the inventionis an automatic breeding system which can be used for regular and quantitative feeding, is easy for collecting feces, and has high cleaning efficiency, and the labor intensity can be greatly reduced.

The invention provides a log management system and an implementation method. The system comprises one or more log pushing units, a log collecting unit, a log calculation and analysis unit and a log service control unit, wherein the log pushing unit pushes logs generated by one or more application operation nodes to the log collecting unit; the log collecting unit is used for collecting received logs, caching the logs, sending the logs to a log storage unit in an event form and monitoring whether the logs have been stored in the log storage unit, and if the logs have been stored in the log storage unit, the cached logs are deleted; the log calculation and analysis unit is used for analyzing and calculating the logs stored in the log storage unit according to analysis and computation rules, having access to the log storage unit after receiving an inquiry request sent by the log service control unit, obtaining a corresponding log and returning the corresponding log to the log service control unit; the log service control unit sends the analysis and computation rules to the log calculation and analysis unit, sends the inquiry request and provides the received logs for users. Problems generated by decentralized management of logs can be solved according to the log management system and the implementation method.

The invention discloses a user behavior counting method for a power scheduling automatic system based on a log. The user behavior counting method comprises the following steps: triggering a synchronous procedure at a special moment or a time interval, visiting data in a database list of the power scheduling automatic system according to a time field, storing the data into a local log analysis table, connecting the local log analysis table to a work station of the power scheduling automatic system through a remote logging interface, comparing and analyzing a file edition and content according to a work station address, a user name, a password, a synchronous interval and the like to form an operation log; trimming and extracting the user operation log, returning the file operation log to the server through a ftp protocol, storing the file operation log to a local log analysis table, adopting a Lucene engine to establish full-text index for the database and the file log, performing keyword analysis through a Chinese word segmentation algorithm, and providing user operation behavior counting and application using condition analysis. The user behavior counting method has the advantages of realizing collecting, extracting, recording and analyzing of user operation log for electric scheduling automation.

The invention discloses an industrial data collecting and processing system and a processing method thereof. The system comprises a data center platform and a data sensing node. The data sensing node comprises an industrial field data sensing module and a third party software system data sensing module; the data center platform comprises a data platform data queue, a data cleaning module, a metadata storage module, a data aggregating module, an aggregated data storage module, a data object construction module and a data object storage module. According to the method, data of various software and hardware systems is collected in a unified mode through the data sensing node, data of different spaces, different protocols and different types physically is collected to the data platform data queue through a distributed data queue, in addition, data unification is achieved through data cleaning, data aggregating and data storage, the bottleneck adopted by data sharing among existing different systems is broken through, the industrial data comprehensive using and analysis efficiency is greatly improved, and the data basis is provided for development from industrial manufacturing to datamation and intelligentization.

The invention belongs to the technical field of power system new energy information management, and discloses a wind power plant centralized control center SCADA system based on a CIM model, and the system collects real-time data in a wind power plant, and stores the related data in a real-time database; stores description information and static information of a real-time database, and performs information management; storeshistorical data. The loading method of the real-time database comprises the step of loading the information of the real-time database by reading the related information ofthe database and the relationship among the databases. The wind power plant CIM modeling method is adopted, the wind power plant CIM model is established into the corresponding database model, fusionof the wind power plant and system power system resources is achieved, and analysis and calculation of a wind turbine generator are achieved. According to the invention, weight calculation is carriedout on parameters of the variable pitch system, and convenience is provided for fault diagnosis. Meanwhile, the wind power is predicted according to historical data and weather forecast, and the prediction result is relatively accurate.

A multi-vibrator based mutual vibration type vortex-induced vibration generation device which comprises vibrators, support rods, connecting rods, bearings, torsion springs, linear guide rails, lower transmission rods, an upper transmission rod and a linear generator is disclosed. Each support rod is fixed at the bottom of water flow; the middle part of each connecting rod is hinged to the top of each support rod through each bearing; the middle part of each connecting rod where each torsion spring is arranged is fixed at the outside of each bearing; the two ends of each connecting rod are connected to each linear guide rail respectively; the outer ends of the linear guide rails are connected to the vibrators respectively; the bottom of each lower transmission rod is fixedly connected to the middle part of each connecting rod, and each linear guide rail is arranged on the top of each lower transmission rod; the upper transmission rod is connected to each lower transmission rod through each bearing to constitute an integral vibration system; the upper transmission rod is connected to the linear generator. The advantages of the multi-vibrator based mutual vibration type vortex-induced vibration generation device are that the device realizes uniform energy collection of the multiple vibrators, improves generation efficiency of vibrator group, reduces manufacturing and installation cost and improves engineering practicability as a large number of low-capacity generators are replaced by a small number of high-capacity generators, and is simple in structure as well as easy to implement.

The invention discloses a botnet early warning method in a narrow-band Internet of things, comprising the following steps: obtaining flow information in the narrow-band Internet of things; the flow information at least comprises: virus files captured by a honeypot and logs recorded by a flow monitoring gateway; analyzing traffic information according to preset multiple dimensions, and obtaining analysis results corresponding to each dimension respectively; multiple dimensions include at least: traffic characteristics, network behavior, and viruses; determining whether botnet controlled devicesexist in the narrow-band internet of things according to the analysis results corresponding to each dimension; if so, botnet alert information is generated. The method realizes the collection of traffic information including virus files and logs, and analyzes and processes the traffic information from different dimensions, thus realizes the timely early warning of botnets in narrow-band Internetof things. Accordingly, the invention discloses a botnet early warning device, a device and a readable storage medium in a narrow-band internet of things, which also have the technical effects mentioned above.

The invention discloses a four meters integrated information acquisition converter. The four meters integrated information acquisition converter comprises a CPU module, and a 485 communication module, an MBUS communication module, a carrier wave interface, a micropower wireless interface, a storage circuit, an infrared interface, a lamp plate and a power supply module which are connected with the CPU module; and the CPU module is connected to a host acquisition concentrator, a gas meter, a water meter, an ammeter and a heating meter. After the host acquisition concentrator sends a data uploading instruction to the four meters integrated information acquisition converter, the CPU module acquires data from metering instruments, converts the received data, and sends the converted data to the host acquisition concentrator. The four meters integrated information acquisition converter supports RS-485, MBUS, a micropower wireless mode, carrier wave and other communication modes, can couple with almost all metering instruments under all standard protocols, and also realizes acquisition of data of different standard metering instruments with multiple different formats through uploading data by multiple means. The four meters integrated information acquisition converter is suitable for four meters integration engineering construction and reconstruction .

The invention discloses a classification unified harvesting-type cotton picker picking head and a cotton picker. The classification unified harvesting-type cotton picker picking head is arranged in the front of a cotton picker headstock and comprises cotton picking rollers and grid plates. The body frame of the picking head is an auger groove cabin. The rear side of the auger groove cabin is provided with a discharging outlet and a docking device, and the front side of the auger groove cabin extends forwards to be in a comb shape. Baffles are arranged at the left side and the right side of the auger groove cabin. A transmission device is arranged outside the baffles. An auger roller is arranged inside the auger groove cabin. The cotton picking rollers are arranged at the positions, close to the front portion, of the inside of the auger groove cabin. The axis of each cotton picking roller is roughly parallel to the axis of the auger roller and is also roughly parallel to the axes of vehicle front wheels in the process of going straightly. Gaps are reserved between the cotton picking rollers and the auger roller in the radial direction. A cotton retreating device and a cotton collecting and conveying device are arranged on the upper portion of each cotton picking roller. A channel is formed from the bottom of each grid plate to the top face of a comb. Dividers are arranged at the front end of the auger groove cabin and located at the two axial sides of each cotton picking roller. A stem pulling device is arranged below the comb. By means of the classification unified harvesting-type cotton picker picking head and the cotton picker, the clean harvesting rate reaches 98% or above, cotton seeds can be harvested and collected in a classified mode, the cotton quality is guaranteed, and adaptability to the cotton planting mode is high.

The invention discloses an automated breeding and cleaning system. The automated breeding and cleaning system comprises a breeding house, an excrement and urine cleaning device, a breeding house cleaning device and a domestic animal body cleaning device; an excrement leakage plate is arranged on the bottom face of the breeding house; the excrement and urine cleaning device comprises a scraping plate and a scraping plate driving mechanism driving the scraping plate to horizontally reciprocate, and the scraping plate is installed on the scraping plate driving mechanism; the breeding house cleaning device comprises a brush, a nozzle and a brush driving mechanism driving the brush to horizontally reciprocate, the brush is installed on the brush driving mechanism, and the nozzle is installed above the brush; the domestic animal body cleaning device comprises a bristle brush, a rail, a slide block and a slide block driving mechanism driving the slide block to slide along the rail in a reciprocating mode, the rail is horizontally installed at the top of the breeding house, the slide block is installed in the rail and is connected with the slide block driving mechanism, a hanging wheel isinstalled on the slide block, and the bristle brush is installed below the hanging wheel. The automated breeding and cleaning system solves the problem that a breeding farm is large in workload, it isdifficult to collect excrement, the cleaning efficiency is low, and the equipment investment cost is high.

The invention relates to the field of recycling, in particular to a down feather recycling device for a down coat. In order to solve the technical problems, the invention provides the down feather recycling device for the down coat. According to the technical scheme adopted by the invention, the down feather recycling device for the down coat comprises a controller, a cutting mechanism, a cleaningmechanism, a drying flapping mechanism and a collecting mechanism, wherein the controller is arranged above the bottom frame; the cutting mechanism, the cleaning mechanism, the drying flapping mechanism and the collecting mechanism are sequentially arranged above the base; and the cutting mechanism is connected to the cleaning mechanism. Compared with the prior art, the down feather recycling device generally changes a manual recycling method for down feathers of the down coat, prevents fingers from being cut while manually cut a down vest in a free-hand mode, eliminates the possibility of breathing difficulties and even threat to life due to follow-up manual collection for down feathers, and avoids the problem that existing equipment cannot meet the needs of recycling the down feathers in a uniformed mode after cleaning and disinfecting.

The invention discloses a convenient-to-clean workbench for a 3D printer, and relates to the technical field of 3D printing. The convenient-to-clean workbench comprises a bottom plate, a nozzle assembly and a printer outer frame, wherein the bottom of the printer outer frame is fixedly connected with a control table through the bottom plate, the part, located inside the printer outer frame, of thetop of the bottom plate is slidably connected with a fixing plate, moreover, the top of the fixing plate is fixedly connected with a workbench body, fixing frames are fixedly connected to the parts,on the front side and the back side of the workbench body, of the top of the fixing plate correspondingly, a protective frame is fixedly connected to the part, on one side of the workbench body, of the top of the fixing plate, and a motor is fixedly connected to one side of the inner wall of the protective frame through a connecting block. According to the convenient-to-clean workbench for the 3Dprinter, colloidal residues and metal powder on the workbench body can be uniformly cleared and collected, so that the situation that the subsequent normal printing work is influenced due to the factthat adhesive matters are pasted and accumulated on the workbench body is avoided, manual cleaning is not needed, the cleaning effect is good, and the practicability of the 3D printer is greatly improved.

The invention discloses a monitoring method and device for a virtual machine, and relates to the technical field of cloud computing. The method comprises that steps that use information of the virtualmachine is acquired through an external interface of the virtual machine at intervals of a preset period, and the use information comprises file information, catalog information and registry information of the virtual machine; the acquired use information of the virtual machine at a current period is contrasted with the acquired use information or normal use information of the virtual machine ata last period, and according to a contrast result of the use information of the virtual machine, it is judged whether or not the virtual machine is abnormal. According to the monitoring method, the use information of the virtual machine is acquired through the external interfaces of the various virtual machines, according to the use information, it is judged whether or not the virtual machine is abnormal, the unified collection and judgment of the information of the various virtual machines are achieved, thereby achieving the unified monitoring and management of the various virtual machines, and the efficiency of the virtual machine monitoring and management is improved.

The invention relates to a smashing device for a refuse landfill. The device comprises a feeding mechanism, a smashing mechanism and a block pressing mechanism; the feeding mechanism comprises a feeding box, a rotating shaft is horizontally and rotatably connected into the feeding box, multiple spiral feeding blades are fixedly connected to the rotating shaft, the bottom wall of the feeding box communicates with a liquid discharge pipe, the end, away from the bottom wall of the feeding box, of the liquid discharge pipe communicates with a storage tank, the smashing mechanism comprises a smashing box, the top wall of the smashing box is vertically and rotatably connected with a smashing shaft, the upper portion of the smashing shaft is coaxially and fixedly connected with a spraying box, aspraying opening is formed in the bottom wall of the spraying box, a first magnet is arranged on the spraying opening, a check block is in sliding connection to the bottom wall of the spraying box, the bottom of the check block is fixedly connected with a second magnet attracted with the first magnet, a smashing blade and a spiral discharging blade are fixedly connected to the position, below thespraying box, on the smashing shaft, a discharging opening is formed in the lower portion of the spiral discharging blade, and the block pressing mechanism is located below the discharging opening. According to the device, garbage is pressed, and the waste pit space can be sufficiently used.

The invention relates to the field of chili treatment, and particularly relates to a chili seed and peel separation device. The chili seed and peel separation device comprises a controller, a cuttingmechanism, a separation mechanism and a cleaning mechanism, wherein the controller is arranged above a bottom frame. The chili seed and peel separation device has the advantages that the problem thatthe pungent smell of chili and juice released during chili separation can bring certain harm to workers when the chili seed and peel separation operation is manually carried out at present is solved;the problem that operation errors are prone to occurring when manual cutting treatment is carried out is avoided, and the probability of cutting fingers is reduced; and the current situation that thedefects of the prior art and equipment cannot be changed, a large amount of manpower is needed for chili seed and peel separation operation, and the chili seeds cannot be collected and treated in a unified mode is changed.

The invention discloses novel diode lead gluing equipment which comprises a support platform. A conveying chain and a gluing rack are disposed on the support platform. The gluing rack comprises a plurality of gluing teeth. The gluing rack is provided with a feed opening communicated with a glue tank. The novel diode lead gluing equipment further comprises lead holding end blocks placed on the conveying chain, each lead holding end block is provided with a plurality of lead holes parallel to one another, the end of the conveying chain is correspondingly provided with a collection trough which is connected with a screw extending parallelly to the conveying chain; and the screw is connected with a step motor used for driving the screw. According to the technical scheme, the novel diode lead gluing equipment has the advantages that by the collection trough and corresponding drive devices, the lead holding end blocks can be automatically collected during gluing.

The invention relates to metering data acquisition equipment. The metering data acquisition equipment comprises a control module, a metering module and a communication module. The control module is electrically connected with the metering module and the communication module separately. The metering module is used for electrically connecting a general wire inlet end and a target wire outlet circuitof a power distribution box. The communication module is used for being in communication connection with each target gauge table separately. The control module is used for controlling the metering module to collect the metering data of the general wire inlet end and the target wire outlet circuit of the power distribution box according to the collected task information, controlling the communication module to collect the metering data of each target gauge table, and receiving and storing the collected data obtained by the metering module and the communication module. The invention further discloses a metering data acquisition method and device. By virtue of the control module, the metering module and the communication module, the required collected data are obtained respectively, so thatunified collection of the user metering data is achieved, a plurality of sets of metering monitoring equipment do not need to be arranged, and the problems of insufficient compatibility, repeated wirepulling, degradation of reliability and the like are avoided; and the operation and maintenance cost of the metering data acquisition equipment is relatively low.

The invention provides a data acquisition method and system for multiple metering sensors, equipment and a server. The method is applied to acquisition terminal equipment, wherein the acquisition terminal equipment is connected with the metering sensors, and the metering sensors comprise a water metering sensor, an electricity metering sensor and a gas metering sensor. The method comprises the steps that an acquisition instruction sent by a network server is acquired, wherein the acquisition instruction comprises first sensor identifier of the metering sensors; the acquisition instruction is sent to the metering sensors; and acquisition data sent by the metering sensor corresponding to the first sensor identifier is received, wherein the metering sensor corresponding to the first sensor identifier is any one of the water metering sensor, the electricity metering sensor and the gas metering sensor. Unified acquisition of data of the multiple metering sensors is realized, the problems ofnon-uniform formats and non-uniform standards of the acquired data are solved, and the complexity of data management is reduced.

The invention discloses an information processing method and device of a service terminal. The information processing method comprises collecting operating indicators of every independent electric power business hall, wherein the operating indicators are a group of operating data which are corresponding to every independent electric power business hall; collecting collection indicators of every payment channel, wherein the collection indicators are a group of collection data which are corresponding to every payment channel; obtaining the integral business indicator through calculation according to the respective operating data of the independent electric power business halls; establishing an analysis model according to the operating indicators of every independent electric power business hall, the collection indicators of every payment channel and the integral business indicator; displaying the analysis model. According to the information processing method and device of the service terminal, the technical problem that a unified and effective management mode cannot be formed due to the fact that related indicators are dispersed between systems is solved.

The invention discloses a wireless meter reading system based on a micro-power wireless network. The wireless meter reading system comprises an electricity meter, a water meter, a heat meter, a gas meter, a data acquirer, a concentrator, a terminal processor and a data center platform. The data acquirer acquires data of the electricity meter, the water meter, the heat meter and the gas meter, processes and stores the acquired data of the electricity meter, the water meter, the heat meter and the gas meter and transmits the processed data to the concentrator; data interaction is performed between the concentrator and the data acquirer, and the concentrator receives data transmitted by the data acquirer, processes the received data and transmits the processed data to the terminal processor; data interaction is performed between the terminal processor and the concentrator, and the terminal processor receives data transmitted by the concentrator, matches data needing to be reported and transmits the matched data to the data center platform; the data center platform transmits meter reading commands to the terminal processor, stores and displays data transmitted by the terminal processor.

The invention discloses a poultry breeding feed screening machine which comprises a bottom plate, vertical rods fixedly connected to the two sides of the top of the bottom plate and a bottom box fixedly connected to the top of the bottom plate through supporting legs, and supporting plates are fixedly connected between the tops and the bottoms of the opposite sides of the surfaces of the two vertical rods. The tops of the two supporting plates are fixedly connected with a top box and a middle box correspondingly, the bottoms of the inner walls of the top box, the bottom box and the middle boxare each provided with a material ejection assembly, and each material ejection assembly comprises a fixing cylinder. The invention relates to the technical field of breeding feed processing. According to the poultry breeding feed screening machine and the screening method thereof, three-stage screening of feed can be achieved on the same screening machine, large feed particles, medium feed particles and fine feed particles can be screened out respectively, devices of different specifications do not need to be used, the economic cost is reduced, meanwhile, feed blockage can be avoided during feed filtering through vibration screening of screening plates, meanwhile, the screening efficiency and quality are improved, and good conditions are created for subsequent feed production and processing.

The invention discloses a mud harmless treatment device and a mud treatment method. The mud harmless treatment device comprises a mud collecting tank, mud distributors, a reaction pipeline, a first mud supply device, diluting barrels, a dosing tube, a laminated spiral pressure filtering device, settling tanks and a conveyer belt, wherein the reaction pipeline is communicated with each of the mud distributors; the first mud supply device conveys mud in the mud collecting tank to the reaction pipeline; the diluting barrels are used for diluting a flocculating agent; the dosing tube is communicated with each of the diluting barrels and the first mud supply device; a dosing valve is arranged on the dosing tube; the laminated spiral pressure filtering device comprises a mud inlet, liquid outlets and a mud outlet; the mud inlet of the laminated spiral pressure filtering device is communicated with each of the mud distributors; the settling tanks are used for treating materials from the liquid outlets of the laminated spiral pressure filtering device; the conveyer belt is arranged below the mud outlet of the laminated spiral pressure filtering device. According to the mud harmless treatment device and the mud treatment method, unified collection and centralized harmless treatment of mud are realized, cyclic utilization of resources is realized, and environmental protection, energy conservation and zero emission are also truly realized.

The invention discloses a flue gas treatment device for a boiler burner. The device comprises a bottom plate, a storage box, a rotating block, a boiler and a treatment box, the bottom of the boiler isfixedly connected with the top of a bottom plate, the bottom of the treatment box is fixedly connected with the top, located on one side of the boiler, of the bottom plate, the bottom of a storage box is fixedly connected with the top, located on one side of the treatment box, of the bottom plate and a supporting block is fixedly connected between the tops of the two sides of the inner wall of the treatment box. The invention relates to the technical field of flue gas treatment. Through the flue gas treatment device for a boiler burner and the treatment method using the same, suspended particles can be uniformly collected, particles blocking pores in the filter screen can be cleaned conveniently, the service life of the filter screen is prolonged, operation is convenient during maintenance or replacement, peculiar smells and fine impurities in flue gas can be adsorbed through the activated carbon filter screen and the ceramic microporous filter plate, and good conditions are created for follow-up flue gas treatment work.

The invention relates to the field of trimming instruments, and particularly discloses a negative pressure type nasal hair trimming device. The negative pressure type nasal hair trimming device comprises a shell, a hollow driving shaft is rotatably connected into the shell, the top end of the driving shaft penetrates through the top wall of the shell and is detachably connected with a trimming mechanism, the bottom end of the driving shaft is located in the shell and communicates with a negative pressure absorbing mechanism, the trimming mechanism comprises multiple arc blades, an arc hair brush is arranged between two adjacent blades, and a cover shell is arranged outside the blades in a covering manner. The problem that according to a nasal hair trimming device in the prior art, during nasal hair trimming, due to the fact that the nasal hair is bonded on tool bits, the tool bits are blocked or run down can be solved.

The invention discloses a combined intelligent building weak current system practical training device; the combined intelligent building weak current system practical training device comprises practical training and a protective frame, wherein a fixed frame is fixedly connected to the two sides of the top of the practical training table; a mounting frame is fixedly connected to the front surface of the protective frame, and a dust collector is fixedly connected to the inner wall of the mounting frame; a rectangular frame is fixedly connected to the front surface of the protective frame and located at the bottom of the mounting frame; a gas distributing pipe is fixedly connected to the middle of the front surface of the inner wall of the protective frame through a connecting block; and an air inlet pipe is communicated with the air inlet of the dust collector. The invention relates to the technical field of practical training. According to the combined intelligent building weak currentsystem practical training device, one end, far away from the dust collector, of the air inlet pipe penetrates through the protective frame and extends into the protective frame, so that the operationequipment on the practical training device can be protected for a certain degree, dust can be prevented from entering when not in use; and meanwhile, fine dust in the gap of the operation equipment can be removed, and good conditions are created for the normal operation of subsequent practical training.

The invention discloses a rice husking machine capable of thoroughly removing dust for grain processing. The machine comprises a bottom plate, a material box and a machine body, the bottom of the machine body is fixedly connected with the top of the bottom plate, a dust collector is fixedly connected to one side of the top of the machine body, and a fixing frame is fixedly connected to the position, located at one side of the dust collector, of the top of the machine body; and a threaded block is fixedly connected to the bottom of the inner wall of the fixing frame, a material collecting barrel is in threaded connection with the top of the threaded block, a screen drum is fixedly connected to the top of the inner wall of the machine body, and a vertical pipe communicates with the top of the surface of the screen drum. The invention relates to the technical field of grain processing. According to the rice husking machine capable of thoroughly removing dust for grain processing, generated dust can be removed in time in the feeding and processing process of brown rice, meanwhile, the dust can be collected in a unified manner, follow-up centralized treatment by workers can be facilitated through the arrangement of a material collecting barrel, air pollution is reduced, and meanwhile the rice husking work progress is accelerated.