296results about How to "No manpower required" patented technology

The invention provides a website industry classification method and a server. The method includes that the server acquires webpage content information of a to-be-classified website; the server performs word segmentation on all characters included in the webpage content information to generate a notional word set corresponding to the webpage content information; the server matches all notional words included in the notional word set corresponding to the webpage content information with preset keywords corresponding to each industry category, and determines appearance frequency of the keywords, corresponding to each industry category, in the notional word set corresponding to the webpage content information; the server determines the industry category of the to-be-classified website according to the proportion of the appearance frequency of the keywords, corresponding to each industry category, in the notional word set corresponding to the webpage content information. By the website industry classification method and the server, the technical problems of high labor consumption and low execution efficiency during manual judgment for industry categories of websites in the prior art are solved effectively.

The invention provides a full-automatic cruising batch feeding ship for a prawn pond. The ship comprises a ship body, a fodder box, a batch feeding controller, a distance detector and a solar cell panel. The ship body is of a double-body three-propeller structure. An engineering plastic mould is used for injection moulding. Good corrosion resistance, stability and wind wave resistance are achieved. A GPS locating instrument is arranged in the ship body and can effectively prevent the ship from yawing during traveling. A wind turbine and a feeding locking device are arranged in the batch feeding device, feeding amount can be controlled according to needs, and prawn fodder is evenly and accurately thrown to feeding points of prawns. The ship is suitable for carrying out batch feeding in ponds with different shapes and different sizes, batch feeding effect is good, the solar cell panel is used as a driving energy source, environment pollution is lowered, and energy is saved. The ship has the advantages that batch feeding is automatic, manual operation is of no need, energy loss is reduced, and labor cost is lowered.

The invention relates to an adjustment method of a pad body, an apparatus and a terminal. The method comprises the following steps of determining identity information of a user located on a pad body and position information on the pad body; based on the identity information of the user, determining softness and hardness data of the pad body at this time aiming at the user; based on the softness and hardness data of the pad body at this time and the position information, adjusting the softness and hardness of the pad body. In an embodiment of the invention, the terminal can determine personalized softness and hardness data of the pad body aiming at the user based on the position of the user on the pad body and the identity information of the user, and the softness and hardness of the pad body is adjusted based on the data. By using the method, the apparatus and the terminal of the invention, operation is convenient; intelligent adjustment to the softness and hardness of the pad body can be realized; user manpower does not need to be consumed and a user experience is optimized.

The invention provides a display module, a binding detection system and a binding system and relates to the technical field of display. Whether a COF is qualified or not can be automatically detected, so that the waste of a binding material is reduced and the binding efficiency is improved. The display module comprises a display panel and the COF, wherein the COF is bound to a binding area of the display panel; the display panel also comprises first alignment identifiers; the first alignment identifiers are arranged on at least one side of the binding area along the direction, close to the edge of the display panel, of the binding area; the COF also comprises second alignment identifiers; the second alignment identifiers are in one-to-one correspondence with the first alignment identifiers; the second alignment identifiers are used for being aligned at the first alignment identifiers, wherein the first alignment identifiers are of a hollow structure; the second alignment identifiers are of a solid structure; and the second alignment identifiers can be embedded into the hollow parts of the first alignment identifiers.

The invention discloses a mushroom planting picking automatic integrated machine. The machine comprises a planting frame supporting moving device, a planting picking device, a mushroom collecting conveying mechanism, a mushroom collecting device, a mushroom stick recovery device and a planting frame recovery device, the planting picking device is arranged on the planting frame supporting moving device, the mushroom collecting conveying mechanism is arranged on the planting frame supporting moving device, the mushroom collecting device is arranged at the rear end of the mushroom collecting conveying mechanism, the mushroom stick recovery device is arranged on the left side of the planting frame supporting moving device, and the planting frame recovery device is arranged in front of the planting frame supporting moving device; the planting picking device comprises a mushroom stick mechanism and a planting picking frame, and the mushroom stick mechanism is arranged on the planting pickingframe. The machine belongs to the technical field of edible fungus equipment, and particularly provides the mushroom planting picking integrated machine which has the advantages that the practicability is high, the operation is simple, the integrated machine saves energy and is environmental friendly, the efficiency is improved, the labor intensity is reduced, and the mechanical picking and planting of mushrooms is achieved.

The invention relates to an adjustment method of a cushion body, an adjustment device of the cushion body and a terminal. The method includes the following steps that: the identity information of users on the cushion body is determined; current cushion body hardness data for the users is determined based on the identity information of the users; and the hardness of the cushion body is adjusted based on the current cushion body hardness data. With the method provided by the embodiment of the invention adopted, the terminal can determine personalized cushion body data for different users based on the identity information of the users, and accordingly, the hardness of the cushion body can be adjusted, and therefore, the comfort degree of the users with different body characteristics on the cushion body can be improved, and the spines of the users can be well protected, and pressure on the spines of the users can be better relieved.

The invention discloses an intelligent meter house. An electric energy meter is arranged in a container; the meter house comprises a meter house main body; an identifying mechanism, a conveying mechanism, a storage mechanism and a controlling system are arranged in the meter house main body. By adopting the technical scheme, through arranging the identifying mechanism, the conveying mechanism, the storage mechanism and the controlling system in the meter house main body, the identifying mechanism, the conveying mechanism, the storage mechanism and the controlling system are effectively combined; through the match among the mechanisms, the automation of in and out of the electric energy meter is realized; the participation of workers in the whole process is reduced; lots of manpower is not needed; the whole system is convenient to manage and control.

The invention relates to a shaking machine for a biochemical test. The shaking machine is characterized by comprising a frame (2), wherein a motor (7) is fixedly arranged on the frame (2); an output shaft of the motor (7) is vertically upward and connected with a coupling (8); the coupling (8) is connected with a crank (4) horizontally arranged; the crank (4) is also hinged with a connecting rod (3); the connecting rod (3) is also hinged with a rocking bar (5); the rocking bar (5) is also hinged with the frame (2); a tray (6) is fixedly arranged above the connecting rod (3) or the rocking bar (5); a container (1) is fixed on a clamp (9) on the tray; and the motor (7) is started, the output shaft drives the crank (4) to rotate around the coupling, the crank (4) drives the end point of the connecting rod (3) connected with the crank (4) to synchronously rotate, and the connecting rod (3) drives the rocking bar (5) to rotate or swing around a hinge point of the rocking bar (5) and the frame (2).

The invention discloses circular grinding equipment, comprising a crusher, a feeder, a pulverizer, a screening device, a material returning machine and a collector, wherein a feeding hole is formed in the crusher and a discharge pipe is arranged on the crusher; the discharge pipe is connected with the feeder; the feeder is connected with the pulverizer; the pulverizer is connected with the screening device; the material returning machine and the collector are both connected with the screening device; the feeder comprises a feeding tray and a material returning opening; the screening device comprises a blast blower and a sieve plate; meshes are fully distributed in the sieve plate; the material returning machine comprises a conveyer belt and a material returning shovel; and the material returning shovel is matched with the material returning opening. The circular grinding equipment is compact and novel in structure, is in a circular structure, can full-automatically run, and is free of manpower, full to crush, high in screening accuracy, high in efficiency and low in energy consumption; and resources are saved.

The invention discloses an automatic charging and discharging device of a die cutting machine, which effectively realizes the automatic charging and discharging of the die cutting machine, needs no manpower, greatly improves work efficiency and guarantees work safety. The automatic charging and discharging device of the die cutting machine consists of twisting supports, a sucker, a sucker baseplate, a cylinder top plate, a guide rod, cylinder supporting blocks, cylindrical guide rails, a guide rail baseplate, an SU cylinder, a small cylinder, a small cylinder baseplate, rotating cylinders, connecting blocks and a large movable plate, wherein the cylindrical guide rails are symmetrically arranged on two sides of the guide rail baseplate; the large movable plate is arranged above the cylindrical guide rails; the SU cylinder is arranged on an upper side of the guide rail baseplate and on a lower side of the large movable plate; a pair of twisting supports are symmetrically arranged on one side of the large movable plate, and a pair of rotating cylinders are symmetrically arranged on the other side of the large movable plate; the connecting blocks are arranged on the twisting supports; the rotating cylinder is connected with the connecting blocks on the same side; the small cylinder baseplate is fixed on the connecting blocks; the small cylinder is arranged on the small cylinder baseplate; the cylinder supporting blocks are arranged on two sides of the small cylinder.

The invention relates to a vacuum-pumped plastic bag sealing machine, which includes an operation table, on which two symmetrical limit plates and a cylinder are arranged, the upper end of the cylinder is connected with a lower pressing block, one side of the lower pressing block is connected with a cross bar, and the lower end of the cross bar is Connect the vacuum pump. The lower end of the vacuum pump is equipped with a vacuum head and a fixture. The vacuum head is equipped with an infrared sensor and a pressure sensor. There are symmetrical support rods on both sides of the vacuum pump. The support rod passes through the drive device and the cross bar. The lower ends are slidingly connected, and the opposite sides of the lower ends of the two support rods are symmetrically provided with sealing strips. The midpoint between the vacuum head and the two limit plates is on the same straight line. The device, the pressure sensor, the cylinder and the driving device are all respectively connected with the controller. The present invention has a relatively high degree of automation and can vacuumize the plastic bag before sealing.

The invention discloses a shrimp feed charging device and a shrimp feed charging method. The shrimp feed charging device comprises a man-machine interaction module, a control module and an automatic pond inspection device. The control module comprises a CPU (central processing unit) and a counter which is connected with the CPU. The automatic pond inspection device comprises a storage box, a quantitative feeder and a scattering box, wherein the bottom of the scattering box is provided with a scattering port. The man-machine interaction module is electrically connected with the control module, and the control module is connected with the automatic pond inspection device and the quantitative feeder. Using the shrimp feed charging device and the shrimp feed charging method implement a full automatic design, a user can input time parameters to realize automatic feed charging, regular quantitative shrimp feed charging for 4 hours can be realized, and the device and the method are well applicable to feed charging for ponds with different shapes and sizes. Shrimp feed can be scattered to feed spots for shrimps better, more evenly and more accurately, and the feed charging effect is improved. The shrimp feed charging device is capable of automatically charging the feed with no manual control, so that manpower and material resources are saved greatly.

The invention discloses a measuring method for a coal rock capillary water absorption amount. A measuring system for the coal rock capillary water absorption amount comprises a container, a test sample, a high-speed acquisition instrument, a constant flow source, a support and a weighing sensor. The method comprises the main steps that the weighing sensor is used for converting weight changes in the coal rock water absorption process into electric signals, and an experiment result is obtained through acquisition and processing of the high-speed acquisition instrument; during the experiment, the weighing sensor is fixed to the support, the test sample is tired below the weighing sensor, then, the system is powered on, a data acquisition system is connected, a water submerging test sample is added into the container, and the experiment can be started. Compared with traditional methods, the method is more accurate, saves labor, and can obtain a large amount of data conveniently so that the obtained conclusion is more accurate.

The invention relates to a pad body adjusting method and device, and a terminal. The method includes the steps: determining an identity information and a spine position of a user located on the pad body; when the spine of the user is a deformed spine, determining hardness data of the current pad body for the user based on the identity information and the spine position of the user; and based on the hardness data of the current pad body and the spine position, adjusting the hardness of the pad body. With application of the embodiment, the terminal can determine the hardness data of the personalized pad body for the user with the deformed spine based on the position of the user on the pad body and the identity information of the user, and accordingly adjusts the hardness of the pad body, so as to enable the pad body to be better fitted with the deformed spine and improve the comfort degree.

The invention discloses a small-sized hoisting and conveying device for municipal garden civil construction and belongs to the field of municipal garden civil construction equipment. The small-sized hoisting and conveying device comprises a bottom plate and is characterized in that a first motor is fixedly connected to one side, close to the bottom of the front side, of the inner cavity of the bottom plate, the output shaft of the first motor is connected with a rotary plate, a wheel is rotatably connected to the inner surface of the rotary plate, an output shaft at each of the two ends of a bidirectional motor is rotatably connected with a rotary shaft through a coupler, one ends, away from the bidirectional motor, of the rotary shafts are fixedly connected with the wheel mentioned above and another wheel through flat keys, a threaded slider is connected to the outer surface of each roller screw in a threaded manner, a lifting device is fixedly connected to the bottom of each threaded slider, and a clamping device is fixedly connected to the bottom of each lifting device. The small-sized hoisting and conveying device has the advantages that the device can move freely, manpower is not needed, time can be saved, efficiency can be increased, objects can be conveyed to various height, the influence of terrain and environments can be avoided to a certain degree, convenience is achieved, the device can be adjusted according to the sizes of the objects, and conveying failure caused by the sizes of the objects is avoided.

The invention relates to an automatic kelp seedling clamping machine which solves the technical problems that kelp seedlings are clamped in special nylon ropes through manpower at present, so the labor amount is high, cost is high, efficiency is low and kelp seedlings are prone to falling off. The automatic kelp seedling clamping machine comprises a supporting frame, a material box, a seedling rope fixing mechanism, a rope twisting device, a push-aside device and a seedling sucking device. The material box is connected with the supporting frame. The seedling rope fixing mechanism is connectedwith the upper portion of the supporting frame. The rope twisting device is connected with the upper portion of the supporting frame. The seedling rope fixing mechanism is located above the material box. The rope twisting device is connected with the upper portion of the supporting frame. The seedling rope fixing mechanism is located above the material box. The rope twisting device is located above the material box. The seedling sucking device is located between the seedling rope fixing mechanism and the rope twisting device. The automatic kelp seedling clamping machine can be widely applied to the technical field of kelp culture.

The invention relates to sieving equipment, in particular to movable sieving equipment for traditional Chinese medicine materials for the orthopedics department. The movable sieving equipment for thetraditional Chinese medicine materials for the orthopedics department achieves the technical aims that a large amount of large-block medicinal materials can be sieved out, and the sieved medicinal materials are even in particle size. The movable sieving equipment for the traditional Chinese medicine materials for the orthopedics department comprises supports, annular sliding rails, first sliding blocks, a cylindrical screening box, a sieving net and the like; the annular sliding rails are connected to the upper and lower portions of the left wall of a right-side support and the right wall of aleft-side support, and the first sliding blocks are arranged on the left and right portions of the annular sliding rails in a sliding manner. By means of the movable sieving equipment, a large amountof large-block medicinal materials can be sieved out, the sieved medicinal materials are even in particle size, a stirring rod can continuously rotate clockwise and anticlockwise while moving left and right, the traditional Chinese medicine materials can be sufficiently stirred, and rotation of the cylindrical screening box can be achieved under the condition that waste of a large amount of manpower is avoided.

The invention discloses cable laying equipment for urban rail transit. The equipment includes a tractor, the tractor is provided with a driving device used for driving the tractor to move, a supporting device used for supporting a cable reel, a pay-off device used for driving the cable reel to rotate and a guide device used for guiding the direction of a cable. Wherein the guide device comprises afirst-stage guide mechanism and a second-stage guide mechanism which are sequentially arranged, and a cable sequentially penetrates through the first-stage guide mechanism and the second-stage guidemechanism and then extends out of the side portion of the tractor in the process that the pay-off device drives the cable reel to rotate. According to the cable laying equipment for urban rail transit, automatic paying-off can be achieved, the paying-off speed is higher, and a large amount of manpower is not needed.

The invention discloses a bait throwing device capable of automatically patroling a shrimp pond and a bait throwing method. Taking the periphery of a shrimp pond as a track, the bait throwing device capable of automatically patroling the shrimp pond is controlled by a distance controller to run around the periphery; during the running process of the bait throwing device, a bait thrower throws thebait as demanded; and after throwing, the bait throwing device reaches the starting point and automatically stops, and the whole bait throwing process is completed. The invention is better suitable for ponds with different shapes and different sizes for bait throwing, and can better throw the bait to a feeding area of shrimps uniformly and accurately, so as to improve bait throwing effect; moreover, the bait throwing device realizes automatic bait throwing, does not require manual labor control, and saves a great amount of manual labor and material resources.

The invention discloses a solar device for obtaining water from air for desert regions. The solar device comprises a solar heat collector, a condensation pipe, a water storage tank, a centrifugal fan,a condensation pipe, a PLC and a solar power supply system, wherein an inlet of the solar heat collector is communicated with the atmosphere; an adsorbent is arranged in the solar heat collector, andan outlet of the solar heat collector is communicated with an inlet of an electric three-way valve; a first outlet of the electric three-way valve is communicated with one end of the condensation pipe, and the other end of the condensation pipe is communicated with the water storage tank; a second outlet of the electric three-way valve is communicated with the air inlet end of the centrifugal fan, and the air inlet end of the centrifugal fan is communicated with the condensation pipe; the PLC is electrically connected with the solar heat collector, the electric three-way valve and the centrifugal fan separately. The solar device has the advantages that the adsorbent is used for adsorbing water vapor in the air, and the water vapor is desorbed at a relatively high temperature, exchanges heat with the low-temperature underground environment and is condensed into liquid water, so that the problem of water resource shortage in the dry areas such as deserts is solved.

The invention relates to a diaphragm valve, in particular to a diaphragm valve with a middle and large caliber controlled by small moment. The technical scheme is characterized in that the diaphragm valve with the middle and large caliber controlled by the small moment comprises a valve body and a valve cap; the valve body is internally provided with a valve passage, a valve seat and a valve core; a connecting chamber for communicating a medium inflow passage with a medium outflow passage is arranged between the valve cap and the valve body; the valve core is a diaphragm and a component for arranging the diaphragm; the diaphragm and the component are arranged between the medium inflow passage and the medium outflow passage and is contacted with the valve seat; the end surface of the diaphragm, facing to the medium inflow passage, is provided with a plurality of pilot holes; the valve body is provided with a diversion passage which is communicated with the connecting chamber; the diversion passage is internally provided with a pressure relief passage that is communicated with the environment; and a microswitch is arranged between the pressure relief passage and the diversion passage. By adopting the technical scheme, the opening / closing and flux regulating of the diaphragm valve with the middle and large caliber can be controlled by the small moment.

The invention discloses a vertical symmetry inspection tool for a piston pin hole, which comprises a bottom plate and a first connecting plate, one end of the bottom plate is vertically connected with one end of the first connecting plate, and the other end of the first connecting plate is vertically connected with the second connecting plate. Two connecting plates, the verticality symmetry of the piston pin hole has a simple structure. By adding the first dial indicator and the second dial indicator, the first dial indicator can position one end of the detection mandrel, and then insert the test mandrel into the To the side of the piston pin hole, place the detection mandrel in the V-shaped block, rotate the test mandrel, and then read the first dial gauge, and at the same time, the second dial gauge can measure the radial runout Then use the test mandrel to insert the other side of the piston pin hole to measure another set of readings. The combination of the first dial indicator and the second dial indicator greatly improves the measurement accuracy, is convenient to operate, does not need to consume too much manpower, and directly uses the frame to adjust and fix the measurement.

The invention discloses a singing synthesis method, a singing synthesis device, a singing synthesis facility, and a computer readable storage medium. The singing synthesis method comprises the following steps: acquiring a to-be-synthetized music score with the preset number format; extracting music score features of the to-be-synthetized music score; inputting the music score features into a preset Gaussian Mixture Model-Hidden Markov Model for processing, and outputting the corresponding acoustic features; and through an acoustic code synthesizer, synthetizing the output acoustic features into singing audio without accompaniment corresponding to the to-be-synthetized music score. Data used in training the Gaussian Mixture Model-Hidden Markov Model is far smaller than the data needed by the existing singing synthesis, thus abundant manpower and time consumed for collecting data are not needed, and therefore, the singing synthesis difficulty is reduced.

The invention provides a universal lamp fault intelligent detection system and a method. Related data of a target lamp is sensed by using a sensor and transmitted to a data platform. The data platformoutputs fault classification results and credibility through a preset classifier. The preset classifier is generated through machine learning training. If necessary, the classifier is prescreened toreduce the amount of data computation when the number of classifiers is large. According to the universal lamp fault intelligent detection system and the method, the universality is high, the automation degree is high, manual intervention is not needed, batch detection can be achieved, and efficiency is high.

Disclosed is a copper bar numerical control machining production device. The copper bar numerical control machining production device comprises a material feeding rack, a leveling mechanism, a numerical control material conveying system, a positioning system, a thickness measuring station, a punching station, a cut-off station, a bending station, a discharging mechanism and a conveying mechanism. The material feeding rack is composed of a rotatable roller fixed to a rack body, and long strip copper bars are wound on the roller; the leveling mechanism, the numerical control material conveying system and the positioning system are arranged in parallel to the material feeding rack; the positioning system is arranged on the right side of the numerical control long-strip material conveying system; the thickness measuring station measures the thickness interval of the long strip copper bars; and the punching station, the cut-off station and the bending station are disposed on the right side of the thickness measuring station in sequence. All the machining stations are arranged in sequence, high integration is achieved, continuous production can be performed, produced copper bars are uniformly sized, and the yield is high.

The invention relates to a pipe plug removal device and a plug removal method, in particular to a crude oil coagulated pipe plug removal device and a plug removal method with the plug removal device. The problems that existing pipe coagulated pipe plug removal is high in cost, and environmental pollution is easily caused are solved. The crude oil coagulated pipe plug removal device is characterized in that a liquid inlet pipe, a liquid outlet pipe and a stirrer transmission shaft are installed in a sleeve in a sleeved mode, the liquid inlet pipe is connected with a liquid injection pump, the stirrer transmission shaft is connected with a motor, the liquid outlet pipe is connected with a liquid infusion pump, and the stirrer transmission shaft is connected with a stirring head of a stirrer. The plug removal method includes the steps of judging the position of a coagulated pipe section, determining an available opening of the pipe, inserting the sleeve into the available opening, and enabling the stirring head to be in contact with coagulated crude oil; starting the motor to drive the transmission shaft to drive the stirring head to crash the coagulated crude oil; starting the liquid injection pump to pump plug removal liquid into the coagulated crude oil section; starting the liquid infusion pump to pump out mixing liquid; when plug removal is finished, shutting down the liquid injection pump and the motor, then shutting down the liquid infusion pump, pulling out the sleeve, recovering the original appearance of the pipe, and finishing plug removal. The device and method are used for crude oil coagulated pipe plug removal.

The invention discloses a mechanical blanking die waste briquetting machine. The mechanical blanking die waste briquetting machine comprises a briquetting machine shell, a pushing device is arranged at the bottom of the right side wall of the briquetting machine shell, a motor box is arranged at the top of the pushing device, a motor is arranged in an inner cavity of the motor box, a small bevel gear is connected with the outer side wall of the power output end of the motor in a sleeving mode, an L-shaped supporting rod is arranged at the top of the motor box, and a screw rod is rotatably connected between the tops of the L-shaped supporting rod and the motor box; and a large bevel gear is connected with the bottom of the screw rod in a sleeving mode, a lifting nut seat is externally arranged and connected with the screw rod in a screwed mode, a first connecting rod is arranged on the front side of the lifting nut seat, a sliding groove is formed in the right side of the first connecting rod, a sliding pin is fixedly connected with the front side wall of the lifting nut seat, a supporting rod is fixedly connected with the top of the right side wall of the briquetting machine shell,a second connecting rod is hinged to the middles of the supporting rod and the first connecting rod, a pressing plate is horizontally arranged in an inner cavity of the briquetting machine shell, a lifting pressing rod is arranged at the center of the top of the pressing plate, and the top end of the lifting pressing rod is hinged to the left end of the first connecting rod. The mechanical blanking die waste briquetting machine can realize rapid briquetting of waste.

The invention discloses a flexible airbag-type finger rehabilitation training instrument and system and a training method. The flexible airbag-type finger rehabilitation training instrument comprisesa finger training part and control equipment; the finger training part comprises a glove and flexible airbags installed on all the fingers of the glove, and a strip-shaped deformation sensor is installed in each finger of the glove; the control equipment is internally provided with a driving unit, a deformation processing unit and a main controller, the driving unit is connected with the tail endof each flexible airbag, and the deformation processing unit is connected with each deformation sensor; the main controller controls the driving unit to generate gas, the gas is transmitted into eachflexible airbag through a pipeline, the fingers are driven to move through the deformation and self-restoring force of the flexible airbags, the deformation processing unit collects the deformation value of the fingers in real time through the deformation sensors, when the deformation value of the fingers is lower than a set threshold value, the deformation processing unit sends a signal to the main controller, the main controller adjusts the air pressure output by the driving unit, and therefore the inflation pressure in the flexible airbags is reduced.

The invention discloses a grain storage barn. The grain storage barn comprises a storage barn body, a sampling detection component and a freshness keeping component, wherein the storage barn body comprises a granary and a transportation barn, the transportation barn and the granary are separated by a cylindrical division plate, a flood dragon shaft is vertically installed in the transportation barn, and an inner wall of the transportation barn is further provided with an electric heating plate; the sampling detection component comprises a sampling barrel, a second motor, a slipway and a moisture detector, the freshness keeping component comprises a nozzle, a spray pipe, a material drawing pump and a storage box, and the nozzle is arranged at the top of the transportation barn, directly faces an opening at the top of the division plate, and is connected with the spray pipe. An independent transportation barn is arranged in the grain storage barn, the flood dragon shaft is utilized to circularly transport grain, heating, drying and spraying a freshness keeping agent are carried out on the grain when the transportation is conducted, the grain in the storage barn can be kept dry over a long period of time, the grain freshness is maintained for a long time, the whole system runs automatically, the human power is not required, and the human resources are saved.