183results about How to "Avoid closing" patented technology

The utility model relates to a rotary disconnecting switch capable of remote padlock, which comprises a shell assembly and an operating mechanism arranged in the shell assembly, the operating mechanism comprises a retainer, a first operating rotating shaft, a first energy storage element and an operating rotating seat, when the operating mechanism is in an opening state and a closing state, the operating rotating seat is locked, and when the operating mechanism is in an opening state and a closing state, the operating rotating seat is locked. The operation rotating seat rotates from the position of the closing state to the position of the opening state or rotates from the position of the opening state to the position of the closing state, and the operation rotating seat rotates under the action of the first energy storage element; the circuit breaker further comprises a padlock mechanism, the padlock mechanism comprises a second driving mechanism, the second driving mechanism is provided with a second port used for receiving the control signal, the second driving mechanism is matched with the operating mechanism, and when the second driving mechanism receives the control signal, the second driving mechanism can enable the operating mechanism in the opening state not to be switched to the closing state. The remote control padlock mechanism is arranged for the operating mechanism, remote control of a padlock after opening is achieved, and misoperation of switch closing is avoided.

The invention provides a stopping device of a roller shutter door motor, and relates to the technical field of roller shutter doors. The stopping preventing device of the roller shutter door motor comprises a roller shutter door body, a winding roller, a first motor, a second motor and an oil coating brush, the roller shutter door body is wound on the outer surface of the winding roller, fixing plates are fixedly connected to the two ends of the winding roller, a mounting plate is arranged above the winding roller, the first motor is fixedly connected to the bottom of the mounting plate, and the second motor is fixedly connected to the bottom of the mounting plate. The driving end of the first motor is fixedly connected with a driving rod, the end, away from the first motor, of the driving rod and the end, away from the winding roller, of the driving rod are fixedly connected with transmission gears in a penetrating mode, and the outer surfaces of the two transmission gears are connected with a transmission chain in an engaged mode. The lead screw is driven by the second motor, so that the stopping plate can rapidly and accurately move to the preset position to make contact with the driving rod of the first motor and achieve stopping, the roller shutter door is effectively prevented from being opened or closed under the uncontrolled condition, and safety and stability are enhanced.

The utility model provides a low-voltage distribution box convenient to maintain, belongs to the technical field of distribution boxes, and aims to solve the problems that internal electronic elements need to be overhauled and maintained after a box door is opened in the overhaul and maintenance process of the conventional low-voltage distribution box, and the box door is easy to close when the opened box door is pushed by external force, so that the maintenance is inconvenient. The low-voltage distribution box comprises a box door which is hinged to the outer side of a box body through a hinge; the dustproof separation net is fixedly connected to the outer side of the box body through screws; the cooling fan is fixedly mounted on the inner side of the box body through bolts; the number of the first fixing blocks is two, and the two first fixing blocks are both welded to the inner side of the box body. The number of the second fixing blocks is two, and the two second fixing blocks are both welded to the inner side of the box door. According to the utility model, the limiting of the box door is realized, and the working efficiency is improved.

The invention relates to an airbag starting method and device, computer equipment, a storage medium and a computer program product. The method comprises the following steps: responding to instruction data sent by a receiving signal sending unit, and comparing the instruction data with corresponding preset target data; wherein the instruction data comprises character data; under the condition that the instruction data is matched with the target data, the ignition forbidding state of the safety air bag is closed; and the starting unit responds to the starting instruction sent by the signal sending unit, and the safety air bag is started under the condition that the ignition forbidding state of the safety air bag is closed. By the adoption of the method, the risk of false triggering in the scraped car treatment process can be reduced, and the safety of the safety air bag in the scraped car treatment process is improved.

The invention discloses a high-low voltage power transformation cabinet convenient for wire arrangement, and relates to the technical field of high-low voltage power transformation cabinets, the high-low voltage power transformation cabinet convenient for wire arrangement comprises a shell, a support is fixedly installed at the bottom of the shell, a cabinet door is rotatably installed on the front surface of the shell, and a cooling fan is fixedly installed at the top of the shell; a fixing frame is fixedly installed on the inner wall of the shell, an electronic device is fixedly installed on the side, close to the cabinet door, of the fixing frame, a wiring board is fixedly installed on the inner wall of the shell, a fixing device is further arranged in the shell, and the transverse rod is limited through a fixing key so that the cabinet door can be firmly locked when closed. Only the rotating handle is rotated to drive the inclined panel to move so as to release the limiting of the cross rod, so that the cabinet door is opened, the opening difficulty of the cabinet door is increased, misoperation can be avoided, and electrical equipment is prevented from being closed or adjusted during operation.

The fireproof valve with the electric auxiliary reset function comprises a fireproof valve body, an actuator and an auxiliary controller, the top of the fireproof valve body is connected with a mounting plate, the top of the mounting plate is connected with two sets of hanging rings, the two sides of the fireproof valve body are each provided with an air inlet and outlet connector, and the air inlet and outlet connectors are connected with the actuator. A driving blade and two sets of driven blades are arranged in the air inlet and outlet connector, the driving blade is located in the center of the air inlet and outlet connector, the two sets of driven blades are arranged on the upper side and the lower side of the driving blade correspondingly, and the actuator is connected to one side of the fireproof valve body. The auxiliary controller is connected to the side, away from the fireproof valve body, of the actuator, a pull ring is arranged below the actuator, a pull rope is connected between the actuator and the pull ring, after a fire behavior is over, the fireproof valve can be assisted to reset, the resetting process is safer and simpler, and when no fire behavior exists, the fireproof valve can be reset through the pull rope. And the fire damper is prevented from being closed due to misoperation.

The utility model relates to the technical field of circuit breakers, and discloses a circuit breaker with a locking structure, which comprises a circuit breaker body, a wiring hole is arranged on the circuit breaker body, an opening and closing handle is arranged on the circuit breaker body, a control box is fixedly arranged on the outer wall of the circuit breaker body, and the locking structure is arranged on the control box. The circuit breaker comprises a circuit breaker body, a control box is arranged in the circuit breaker body, a locking mechanism for limiting an opening and closing handle is arranged in the control box, the locking mechanism comprises a rotating shaft, the rotating shaft is rotatably connected to the inner wall of the control box, and a vertical rod is fixedly installed on the outer wall of the rotating shaft. Then the worm is rotated through the rotary knob to be matched with the worm gear and the rotary shaft, the vertical rod is rotated to the position above the opening and closing handle, at the moment, the opening and closing handle can be locked through the vertical rod, uninformed workers are prevented from closing the opening and closing handle, and safe operation of circuit maintenance personnel is guaranteed.

The application provides a temperature determination method, a refrigerator and a storage medium. The method is applied to the technical field of refrigerators. The method is applied to a refrigerator. The refrigerator is internally provided with a plurality of temperature sensors. The method comprises the following steps: collecting original temperatures of articles in the refrigerator monitored by the plurality of temperature sensors respectively under the condition that the refrigerator is in a stable state; calibrating each original temperature based on a reference temperature to obtain a calibration temperature corresponding to each original temperature; wherein the reference temperature is an average temperature of the plurality of original temperatures; and determining the temperature of the articles in the refrigerator based on the calibration temperatures corresponding to the plurality of original temperatures respectively. The method can accurately obtain the temperature of the articles in the refrigerator.

The invention discloses a novel orifice door structure which comprises an orifice frame assembly, an orifice plate assembly arranged in the orifice frame assembly, a locking assembly arranged in the orifice plate assembly, a reset assembly arranged in the orifice plate assembly and a sealing assembly arranged in the orifice frame assembly. The orifice plate assembly comprises a sealing plate and a group of supporting rods hinged to the sealing plate, a group of storage grooves are formed in the bottom of the sealing plate, and one end of each supporting rod is hinged to the interior of the corresponding storage groove, so that the orifice plate assembly is prevented from being closed after mistaken touch, extrusion to the communication line after the orifice plate assembly is closed is avoided, and normal transmission of data of the communication line is guaranteed; meanwhile, limiting of the locking assembly on the orifice plate assembly can be relieved through the arrangement of the reset assembly, the sealing performance between the orifice frame assembly and the orifice plate assembly can be further enhanced through the sealing assembly, and the situation that some sundries and water vapor enter the orifice frame assembly to affect some internal parts is avoided; and normal use of parts in the orifice frame assembly is ensured.

The utility model discloses an anti-falling ventilation shutter for a steel frame platform, which relates to the field of assembled steel structure buildings and comprises a bottom frame, a through cavity arranged at the rear end of the bottom frame, two supports respectively arranged on two sides in the through cavity, threaded holes arranged at the rear ends of the supports, and two side plates arranged at the rear ends of the supports. The two side plates are installed on the two sides of the top end of the bottom frame through bolts correspondingly, and the top plate is installed at the top ends of the side plates on the two sides through bolts. According to the anti-falling ventilation shutter for the steel frame platform, the side plates and the movable doors are arranged to be of a shutter structure, the ventilation and heat dissipation effects are achieved, a closed state is defined by the bottom frame, the top plate, the side plates and the movable doors, safety protection is provided in the installation or maintenance process of personnel, the safety protection effect is achieved, meanwhile, an internal installation structure is hidden, and the beautifying purpose is achieved; the support is of a triangular structure, supporting stability is improved, and personnel installation or maintenance is facilitated.

The invention aims to provide a wide-range methanol / diesel oil dual-fuel injector with high injection stability, and belongs to the field of engines. A methanol injection control multi-way electromagnetic valve assembly is installed in the diesel oil connector body, a diesel oil injection control electromagnetic valve assembly is installed in the injector intermediate body, an oil way stop valve assembly is installed in the cone valve body, multi-position nested needle valve assemblies are installed in the inner needle valve intermediate body and the nozzle body, and a high-pressure methanol connector is installed on the side of the methanol connector body. A high-pressure diesel connector is installed on the side of the diesel connector body. According to the methanol / diesel oil dual-fuel independent injection system, methanol / diesel oil dual-fuel independent injection can be achieved, the methanol injection working condition range can be remarkably widened, the injector needle valve response characteristic is improved, the oil return amount is reduced, and then the methanol injection stability is improved; and various injection modes such as methanol micro-injection, diesel injection and methanol large-flow shoe-shaped injection can be realized.

The utility model relates to the technical field of vehicle testing, and particularly discloses a vehicle wireless communication testing system, which comprises a satellite navigation communication data acquisition module arranged at the upper end of a tested vehicle, a cellular mobile communication data acquisition module and a data analysis end for analyzing satellite navigation communication data and cellular mobile communication data are respectively arranged in the test vehicle; the data analysis end is respectively connected with the satellite navigation communication data acquisition module and the cellular mobile communication data acquisition module; the satellite navigation communication data acquisition module comprises a GNSS antenna which is installed on the upper surface of the roof of a tested vehicle, the height of the GNSS antenna is not larger than 70 mm, and the occupied area of the GNSS antenna is not larger than 4.86 square decimeters; and the navigation reference equipment is mounted on the lower surface of the roof of the test vehicle. In this way, the test efficiency of vehicle wireless communication can be improved.

The utility model discloses a circuit breaker padlock device, and relates to the technical field of circuit breakers. A guide rail used for fixing miniature circuit breaker bodies is arranged below the miniature circuit breaker bodies, each miniature circuit breaker body is provided with a padlock device, and each padlock device is composed of a padlock device fixing part and a padlock device pressing part. According to the miniature circuit breaker, the purpose of breaking the miniature circuit breaker body can be achieved through the padlock device, the metal ring facilitating padlock can be fixed through the first lockset hole and the second lockset hole, the breaking position of the miniature circuit breaker body can be locked, the hung metal ring can achieve the warning effect, and the safety of the miniature circuit breaker can be improved. And when a lower-stage loop corresponding to the miniature circuit breaker body is not used or is overhauled, the safety performance of the equipment during the overhauling operation is improved.

The invention discloses a push rod control method and a range hood, the push rod control method is used for the range hood, when the range hood operates for the first time, current data of a driving motor in the whole working period are collected, the collected current data is multiplied by a coefficient k larger than 1, and the product is used as a current limit value set and stored; when the push rod runs next time, collecting a real-time current value of the driving motor, comparing the real-time current value with a current limit value Z at the same time last time, if the real-time current value is smaller than or equal to the current limit value Z last time, multiplying the real-time current value which is just collected by a coefficient k to update the current limit value Z, and if the real-time current value is larger than the current limit value Z last time, accumulating times, when the accumulated number of times exceeds a preset number of times threshold value n, judging that abnormity exists, and controlling the driving motor to stop working; according to the push rod control method provided by the invention, the assembly error when the extractor hood is installed is fully considered, and the problem that the baffle cannot be normally closed due to the fact that the drive motor of the push rod triggers protection by mistake can be effectively avoided.

The present application relates to the technical field of battery swap stations, and specifically provides a door management method for an unattended battery swap station system, which aims to solve the problem that the door body of the current unattended battery swap station is only judged by the sensor near the door body whether to close the door body, without combining the specific conditions in the station, and there is a safety hazard. For this purpose, the door management method for the unattended battery swap station system judges whether the door body meets the closing condition through an AI edge computing unit, the AI edge computing unit can empower the entire unattended battery swap station system, so that the battery swap station has the ability of unattended, and the AI edge computing unit can identify and judge whether the door body meets the closing condition in combination with the situation in the battery swap station, improve the safety performance of the battery swap station, solve the problem that the door body of the current unattended battery swap station is only judged by the sensor near the door body whether to close the door body, without combining the specific conditions in the station, and there is a safety hazard.

The utility model discloses a control power distribution cabinet with a maintenance tool, which relates to the technical field of power distribution cabinets and comprises a power distribution cabinet body, one side of the power distribution cabinet body is rotatably connected with a cabinet door, one side of the cabinet door close to the power distribution cabinet body is provided with a protruding end, one side of the protruding end is provided with a plurality of grooves, and the grooves are arranged in the grooves. In actual operation, when the cabinet door is in a closed state, the L-shaped supporting rod is pressed downwards into the clamping groove, when the cabinet door is opened, the L-shaped supporting rod is pressed downwards into the clamping groove, and when the cabinet door is closed, the L-shaped supporting rod is pressed downwards into the clamping groove, the L-shaped supporting rod is pressed downwards into the clamping groove, and the L-shaped supporting rod is pressed downwards into the clamping groove, so that the L-shaped supporting rod is pressed downwards into the clamping groove. The L-shaped supporting rod loses the pressure of the power distribution cabinet body, the L-shaped supporting rod and the vertical rod can be driven to stretch out upwards through the elastic force of the telescopic piece, the vertical rod can drive the bearing plate and the overhaul tool on the bearing plate to rise while stretching out upwards, the overhaul tool stretches out of the embedded groove, and personnel can take the overhaul tool conveniently.

The utility model relates to the technical field of petrochemical engineering, in particular to a hydrogen adding product liquefied gas conveying system which comprises a main pipeline communicated with a return tank, the main pipeline is sequentially communicated with a branch pipeline and a connecting pipe in the gas communication direction, and the gas outlet end of the connecting pipe is communicated with one end of a gas outlet pipe. The branch pipeline is communicated with a reflux pump of the stabilizer, and a flow meter and a first valve are arranged on the branch pipeline; a second valve and a pressure pump are sequentially arranged on the connecting pipe, and the other end of the gas outlet pipe is detachably connected and communicated with the liquid gas storage tank. By means of the liquefied gas storage device, light components in the stable part of liquefied gas can be extracted, meanwhile, the extracted liquefied gas is stored in the liquefied gas storage tank to be stored and sold, then redundant liquefied gas is reasonably utilized, and waste is reduced.

The utility model belongs to valve technical field relates to a kind of three-way ball valve of anti-misoperation, including ball valve body, the top of ball valve body is equipped with valve stem, the top of valve stem is connected with handle, the top of valve stem is equipped with connecting block, one end of handle is rotatably connected on the connecting block in vertical plane, one end of handle close to valve stem is vertically downward and is equipped with limit rod, the side of ball valve body is equipped with the limit block that limit rod is directly opposite, limit block is equipped with limit hole, when handle is in horizontal state, the bottom end of limit rod is inserted into limit hole, reset mechanism for maintaining handle in horizontal state is equipped between connecting block and handle. When the ball valve body is in open or closed state, the handle is in horizontal state, the bottom end of limit rod is inserted into limit hole, so as to lock the handle, prevent misoperation and open or close the ball valve body.

The utility model provides an angle valve with high sealing performance and long service life, which belongs to the field of angle valves and comprises an angle valve body, an adjusting pipe is arranged on the angle valve body, an adjusting cap is arranged on the adjusting pipe in a matched manner, adjusting grooves are formed in two ends of the top of the adjusting cap, and positioning components are arranged in the two adjusting grooves; the positioning assembly comprises a shaft rod, a handle, a positioning block and an annular plate, the shaft rod is fixedly arranged in the adjusting groove, the end, penetrating through the handle, of the shaft rod is rotationally arranged, a torsional spring is arranged at the joint of the handle and the shaft rod in a matched mode, and a buckle assembly is arranged between the handle and the adjusting groove. According to the angle valve, the positioning assembly and the buckle assembly are arranged, the adjusting cap can be positioned, opening or closing of the angle valve caused by mistaken touch is avoided, stability is improved, the cleaning assembly is further arranged, the interior of the angle valve body can be cleaned and maintained conveniently, and practicability is improved.

The invention relates to the field of heat supply, in particular to a mixed heat supply device suitable for a low-temperature flash evaporation system. Comprising a heating medium water unit and a steam outlet pipe, the heating medium water unit comprises a heating medium water heat exchanger, the liquid inlet end of the heating medium water heat exchanger is communicated with a heating medium water liquid inlet pipe, the auxiliary steam unit comprises an auxiliary steam heat exchanger and an auxiliary steam inlet pipe, the auxiliary steam heat exchanger is provided with a heat source inlet, and the auxiliary steam inlet pipe is communicated with the heat source inlet; the heating medium water heat exchanger and the auxiliary steam heat exchanger are each provided with a steam outlet, the two steam outlets communicate with a steam outlet pipe, and the steam outlet pipe communicates with a vacuum pump. According to the mixed heat supply device suitable for the low-temperature flash evaporation system, the problem that water vapor and auxiliary vapor generated by low-temperature flash evaporation cannot be used at the same time can be solved.

The utility model discloses a track ball valve convenient to dismount, including main part, dismounting mechanism and cooperation mechanism, the dismounting mechanism includes dismounting cover and driving piece, the cooperation mechanism includes fixed frame and first spring, under the mutual cooperation of above -mentioned mechanism, this design of device allows maintenance personnel to contact the internal part of valve directly from above, does not need to dismount whole valve from pipeline, like this can reduce parking time, improve maintenance efficiency, reduce production cost, in addition, this design of device makes that dismounting cover can open and close easily, has simplified the process of maintenance and replacement internal part, in addition, the design of easy dismounting also helps to reduce the demand for tools, further improved the convenience of maintenance.

The utility model discloses a locking mechanism for a vehicle skylight, which is characterized in that the locking mechanism comprises a locking frame fixedly connected to a vehicle body and a rotary locking piece matched with the end part of the locking frame, and the rotary locking piece comprises a positioning sleeve fixedly arranged on the skylight; four positioning grooves evenly distributed in the circumferential direction are formed in the end, facing the inner side of the skylight, of the positioning sleeve, a rotating shaft is rotationally connected into the positioning sleeve, a limiting piece is arranged at the tail end of the rotating shaft, the front end of the rotating shaft is connected with a locking block through a connecting pin, the cross section of the locking block is rectangular, and the rotating shaft is further movably sleeved with a driving sleeve. The side wall of the driving sleeve is connected with limiting pins distributed in the radial direction of the driving sleeve, the limiting pins are matched with the positioning grooves, the rotating shaft is further sleeved with a spring, and the spring is located between the limiting piece and the end plate of the driving sleeve.

The present invention discloses a high-performance anti-closing steel fireproof door, and relates to the technical field of fireproof doors. The present invention comprises a door frame, wherein a door body is rotatably connected to the interior of the door frame through a hinge, and the door frame and the door body are connected through an anti-closing device, and the anti-closing device comprises an arc tube and a U-shaped plate, wherein one end of the arc tube is fixedly connected to one end of the U-shaped plate, and the connection between the arc tube and the U-shaped plate is an arc surface, and an end surface of the arc tube away from the U-shaped plate is fixedly connected to the rear surface of the door frame, and the front surface of the U-shaped plate is fixedly connected to the rear surface of the door frame, and a fixed plate is fixedly installed inside the end of the U-shaped plate away from the arc tube, and a sliding column is penetrated inside the fixed plate. After opening, the door body of the present invention will be perpendicular to the door frame, and even if it is hit by an escaping person, only a small vibration will occur, thereby avoiding the closed again of the opened fireproof door, and buying precious time for the escaping person.

The anti-misoperation high-pressure ball valve comprises a valve body assembly, a valve rod, a sleeve and a handle, one end of the sleeve is fixedly connected with the valve body assembly, one end of the valve rod penetrates through the interior of the sleeve in the length direction of the sleeve and is connected with the valve body assembly, and the other end of the valve rod extends outwards from one end of the sleeve. A cavity penetrating through the length direction of the handle is formed in the handle, and the handle can slide in the length direction of the valve rod; the handle has a first state and a second state, when the handle is in the first state, the end, away from the valve body assembly, of the valve rod is connected with one end of the handle, and the handle is perpendicular to the valve rod; when the handle is in the second state, one end of the handle is located in the sleeve, the length extension direction of the handle and the length extension direction of the valve rod are located in the same vertical direction, and part of the valve rod is located in the cavity. According to the high-pressure ball valve, it can be guaranteed that the handle is not prone to being touched by mistake when not used, the valve rod and the ball cannot be driven to rotate even if the handle is touched by mistake, and the ball valve is effectively prevented from being opened or closed by mistake.

The utility model belongs to the technical field of emergency evacuation, and particularly relates to a clean room automatic door convenient for emergency evacuation, which comprises a clean room automatic door body, the outer wall of the clean room automatic door body is provided with an emergency evacuation assembly, and the side of the clean room automatic door body is provided with an emergency fixing assembly. A buffering assembly is arranged on the back of the emergency fixing assembly. The emergency evacuation assembly comprises a movable push rod, a push rod rotating shaft, a push rod limiting block, an upper arc-shaped clamping block, a clamping block rotating shaft, a lower arc-shaped clamping block and a clamping block spring, one end of the movable push rod is movably connected with the push rod rotating shaft, one side of the movable push rod is connected with the push rod limiting block in a clamped mode, and the upper arc-shaped clamping block is installed on the other side of the movable push rod; the bottom of the upper arc-shaped clamping block is movably connected with a clamping block rotating shaft; according to the utility model, the automatic door of the clean room can be conveniently opened in emergency, so that people can be conveniently evacuated in emergency.

The invention relates to the field of temperature control of an isolated organ preservation instrument, and discloses a low-power-consumption temperature control method and system of the isolated organ preservation instrument, and the method comprises the steps: obtaining a historical medium temperature value of a heat-conducting medium in a time sequence, a historical medium flow value of the heat-conducting medium in the time sequence, and a historical solution temperature value of a perfusion solution in the time sequence; the heat-conducting medium is used for being conveyed into the heat-conducting pipe in the perfusion solution to conduct heat conduction and temperature control on the perfusion solution; through a time sequence solution temperature control model, according to the historical medium temperature value, the historical medium flow value and the historical solution temperature value, determining a heat conduction temperature control time sequence medium flow value of the heat conduction medium conveyed into the perfusion solution; and when the current medium temperature value in the time sequence medium temperature values is larger than or equal to the preset maximum medium temperature value, the compressor drives the temperature adjusting assembly to cool the heat-conducting medium. The perfusion temperature of the constant-temperature isolated organ preservation instrument can be controlled in a low-power-consumption working state.

The invention belongs to the technical field of heat pump systems, and particularly relates to a variable-frequency heat pump system with a dynamic shunting function, the variable-frequency heat pump system comprises a dynamic shunting mechanism, a shunting heat supply assembly, an evaporator assembly and a rack, the evaporator assembly is arranged on the rack, the dynamic shunting mechanism is arranged on the rack, and the shunting heat supply assembly is arranged on the dynamic shunting mechanism. In the active flow distribution mode, flow distribution can be actively and accurately achieved under the condition that external influences are avoided by controlling the opening degrees of the two flow channels; in a conventional automatic flow distribution mode, flow distribution can be automatically achieved based on induction and judgment of the hot water demand quantity of the faucet end, the purpose that hot water is preferentially supplied to the faucet can be achieved, and partial supply of temperature-adjusting hot water can be maintained under the working condition of long-time low demand quantity such as bathing. In addition, the scheme is not controlled through an electromagnetic valve, the service life of parts can be remarkably prolonged, and the maintenance frequency is reduced.

The utility model discloses a drying device for wheat seed cultivation, which comprises a bottom plate, the top end of the bottom plate is fixedly connected with a fixed column, one end, far away from the bottom plate, of the fixed column is movably connected with a box body, the surface of the box body is fixedly connected with an air heater, and the surface of the air heater is provided with a hot air pipe. The end, away from the hot-air blower, of the hot-air pipe is fixedly connected with the surface of the box body, the interior of the hot-air pipe communicates with the interior of the box body, one end of the box body is fixedly connected with a motor, and dust carried by wheat can enter a dust collection box through a filter plate to be collected in the stirring process; air with water vapor in the box body can be discharged, drying of wheat seeds is accelerated, the wheat seeds are discharged out of the box body when the box door is opened, meanwhile, the motor can continuously drive the stirring blades to rotate when the wheat seeds are discharged, and the wheat seeds can be discharged more thoroughly.