81 results about "Wind circulation" patented technology

The invention discloses a rotating wheel dehumidification system operation control method and system. The dehumidification system comprises a dehumidification rotating wheel, a treatment air circulation unit arranged on the treatment side of the dehumidification rotating wheel and a regeneration air circulation unit arranged on the regeneration side of the dehumidification rotating wheel. The regenerated air circulating unit comprises an air heat exchanger, an electric heater and a heat pump heater; the heat pump heater comprises an evaporator, a condenser and a compressor; the control method comprises the steps that the temperature of regeneration air entering the dehumidification rotating wheel is detected to obtain the regeneration temperature; according to the regeneration temperature and a preset regeneration temperature threshold value, the heating power of the electric heater is dynamically adjusted, and the heating power is larger than or equal to zero and smaller than or equal to rated power. According to the scheme, regeneration exhaust heat can be recycled to the maximum extent, the energy efficiency ratio of the system is remarkably increased, dependence on a high-energy-consumption electric heater is reduced, the operation cost is saved, the regeneration temperature is dynamically controlled, and stable operation under different working conditions is ensured.

The invention discloses a thermal power plant boiler fly ash fluidized bed heat storage and release system and a heat storage and release method, and relates to the technical field of electric heat storage. The system comprises a heating fluidized bed, a fly ash heat storage tank and a fluidization heat release tank, the bottom and the top of the fly ash heat storage tank are connected with the bottoms and the tops of the heating fluidized bed and the fluidization heat release tank through hot air circulating pipes respectively, and circulating fans are arranged on the hot air circulating pipes; fluidized bed partition plates are arranged in the heating fluidized bed, the fly ash heat storage tank and the fluidization heat release tank; a water-cooled wall tube is arranged in the fluidization heat release tank, the lower end of the water-cooled wall tube is connected with a water supply and steam pocket downcomer, and the upper end of the water-cooled wall tube is connected with a steam pocket. The coal ash of the thermal power plant is directly used as a heat storage medium to construct a closed-loop heat storage and release process, the coal ash disposal problem is solved, the material cost of the system is reduced, meanwhile, the peak regulation requirement of the power grid is met, resource utilization of the coal ash of the thermal power plant is achieved, the material cost of the heat storage system is reduced, and an efficient heat storage solution is provided for peak regulation of the power grid.

The utility model belongs to hot -blast circulating device technical field discloses hot -blast circulating device. This hot -blast circulating device includes heater, circulating fan, first air pipe, second air pipe, cylinder, third air pipe, cyclone dust collector and fourth air pipe, and the air outlet of heater is communicated with the first end of first air pipe, and can output heating air, the second end of first air pipe is communicated with the air inlet of circulating fan, the first end of second air pipe is communicated with the air outlet of circulating fan, the material of waiting for heating can be placed in the cylinder, the air inlet of cylinder is communicated with the second end of second air pipe, the air outlet of cylinder is communicated with the first end of third air pipe, the second end of third air pipe is communicated with the air inlet of cyclone dust collector, and cyclone dust collector is configured as removing the sundries in the third air pipe, and the both ends of fourth air pipe are communicated with the air outlet of cyclone dust collector and the air inlet of circulating fan, this hot -blast circulating device avoids sundries to adhere to heater, and heating air circulation is unobstructed, reduces cleaning workload.

The application relates to the technical field of atmospheric turbulence simulation, and discloses a layered atmospheric turbulence simulation device, which comprises a box body, multiple detection windows are oppositely arranged on the top and the bottom of the box body, multiple transparent partitions are horizontally arranged in the box body, the multiple transparent partitions are used for dividing the box body into multiple chambers, multiple groups of rectifying baffles are obliquely arranged in the multiple chambers, the multiple detection windows are located between two adjacent rectifying baffles, a wind circulation assembly comprises a fan and a circulation pipe, the fan is arranged on the outer side wall of the chamber, an air outlet of the fan is connected with the chamber, one end of the circulation pipe is connected with an air inlet of the fan, and the other end of the circulation pipe is connected with one side of the chamber far away from the air inlet of the fan, multiple temperature adjusting assemblies are arranged in the multiple chambers respectively, a humidity adjusting assembly is connected with the multiple chambers, and the layered atmospheric turbulence simulation device can simulate different intensity turbulence fields, can realize the control and superposition of multiple different turbulence fields, and can more truly simulate atmospheric turbulence.

1. The name of the design product: fireplace fan (30). 2. The use of the design product: for heat dissipation of fireplace, for blowing circulating air flow. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

This invention discloses an intelligent collaborative control system and method for preventing blockage and corrosion at the cold end of an air preheater. The system includes a hot air circulation module, a gradient temperature control layer, a swirl purging device, and an intelligent control system. The hot air circulation module forms an adjustable heat source by mixing airflows of different temperatures. The gradient temperature control layer is used to create a bottom-up temperature gradient at the cold end. The swirl purging device is used for efficient dry cleaning of ash accumulation on the heat exchange elements. The intelligent control system coordinates temperature regulation and the purging process based on operating parameters. This invention introduces a predictive model to anticipate pressure difference trends and combines it with an acid dew point temperature control strategy to achieve linked control of mixed hot air temperature regulation and preventative purging, thereby maintaining the cold end temperature stably within a safe range and promptly suppressing ash accumulation.

The utility model discloses metal zipper manufacturing equipment with an excessive drying prevention function, which comprises a rack, the top of the rack is fixedly connected with a supporting frame, the outer wall of the supporting frame is provided with a conveying assembly, one side of the supporting frame is provided with a spraying machine, one side of the rack is provided with a conveying belt, and the conveying belt is provided with a conveying belt. A machine shell is installed outside the conveying belt, an air cylinder is installed at the top of the machine shell, the output end of the air cylinder is fixedly connected with a smoothing scraping plate, a drying assembly is installed on one side of the machine shell, and a discharging hopper is fixedly installed on one side of the drying assembly. According to the metal zipper manufacturing equipment with the excessive drying prevention function, the drying equipment with the precise temperature and air speed control function is selected, the hot air circulation drying assembly is utilized, the temperature in the drying oven is uniform, heat dissipation holes are additionally formed under the condition that the internal temperature is high, and therefore the temperature of internal circulation air is reduced, and the service life of the metal zipper is prolonged. And the condition that the coating is excessively dried due to local overheating is reduced.

The utility model belongs to the technical field of asphalt mixture stirring equipment, and relates to a counter-flow asphalt reclaimed material heating hot air circulating system which comprises a hot blast stove, a burner is connected to the outer end of the hot blast stove, a discharging box is connected to the front end of the hot blast stove, a drying heating roller is connected to the front end of the discharging box, and the drying heating roller is connected to one side of the bottom of a feeding smoke box. A tail gas air pipe is arranged at the top of the feeding smoke box and connected to a dust remover, and a pure air pipe is arranged on one section of the dust remover and connected to the bottom of the hot blast stove through a circulating fan. According to the utility model, flame is prevented from being in direct contact with the reworked material, asphalt aging is avoided, hot air and material flow are prevented from flowing reversely, the reworked material is flexibly heated, the heat exchange efficiency is high, hot air is recycled, the waste of energy is reduced, and the production cost is saved.

The invention discloses an instant cubilose preparation device and method based on low-temperature baking. The equipment comprises a soaking assembly, an electric heating rod, baking assemblies, a sucking pump and a dryer, the soaking assembly is provided with a rectangular groove, a steamer tray, a cover, a water inlet pipe and a water outlet pipe, multiple layers of baking assemblies are arranged in the rectangular groove, the sucking pump and the dryer are arranged on the cover, the dryer is connected with a main air inlet pipe of the baking assemblies, and the rectangular groove is provided with a liquid level sensor, a temperature sensor and a water pump. And ribs are arranged on the inner walls of the rectangular grooves. The preparation method comprises the following steps: soaking the raw cubilose in a steaming tray for 6 hours, draining water, injecting water, heating to generate steam, curing for 20 minutes, inputting 75 DEG C constant-temperature hot air through a dryer, forming a 0.2-0.5 m / s wind circulation environment through a baking assembly, and baking at low temperature for 36 hours. The method realizes process integration, accurate and controllable parameters, uniform cubilose dehydration, good nutrition retention, high quality and easy carrying, hot water can be directly brewed for eating, the equipment is easy to operate and clean, and the method is suitable for batch production.

The invention relates to the technical field of drying, and provides wire rod drying equipment which comprises a frame body. A plurality of independent drying channels; a wind power circulation driving device; the wind power circulation driving device comprises a suction opening and an air outlet, and the suction opening communicates with the area sections, close to the wire inlet, of the multiple drying channels. The heating device comprises a plurality of heating channels which are independently arranged and communicate with the air outlet, and a plurality of groups of heating assemblies which are used for independently heating air flow in the heating channels; and the other ends of the plurality of heating channels are respectively communicated with the area sections, close to the wire outlet, of the plurality of drying channels. The independently-arranged heating channels are matched with the independent heating assemblies, air flow in the heating channels can be independently heated, the air flow in the heating channels is correspondingly led into the drying channels, and therefore wires with different wire diameters can penetrate into the drying channels to meet the requirement for different drying temperatures of the wires with different wire diameters.

The utility model discloses a double-circulation air duct temperature and humidity uniformity tea cabinet which comprises a cabinet body, an inner container, a first air duct, a left closed air duct and a right closed air duct. The first air channel is located on the rear portion of the inner container, an air inlet hole of the first air channel is communicated with the lower portion of the inner container, an air outlet hole of the first air channel is communicated with the upper portion of the inner container, and a circulating fan is installed in the first air channel. The left closed air duct and the right closed air duct are located in the first air duct, the left closed air duct is located on the left half portion of the cabinet body, and the right closed air duct is located on the right half portion of the cabinet body. The left closed air duct is provided with a left air blower enabling air to circulate, and the right closed air duct is provided with a right air blower enabling air to circulate. Air circulation is carried out through three main independent airflow channels, namely the first air channel, the left closed air channel and the right closed air channel, so that the problem that various temperatures and humidity in the inner container of the high and wide cabinet body are not uniform and stable is solved. The structure is compact, and the space in the cabinet is saved. And manufacturing, assembling, disassembling, assembling and maintaining are convenient.

The present invention relates to an elevator cooling system of a lateral airflow circulation structure, which measures acceleration of a moving body, forms an intake lateral airflow which is an airflow of a path through which internal air inside a car flows into a first side wall duct in a direction toward a side wall portion of the car covered by the first side wall duct and then is suctioned into an air conditioning module through the first side wall duct, and forms a discharge lateral airflow which is an airflow of a path through which discharged air of the air conditioning module flows into a second side wall duct and then is discharged from a side wall portion of the car covered by the second side wall duct through the second side wall duct, whereby inconvenience of passengers due to cold wind is minimized while the entire interior of the elevator car can be quickly cooled.

1. The name of the design product: fireplace fan (29-31-32). 2. The use of the design product: for heat dissipation of fireplace, for blowing circulating air flow. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: design 2 perspective view. 5. Design 2 is designated as the basic design.

The invention discloses a hot air circulation molten plastic recycling granulator and a method thereof, and belongs to the technical field of granulators, the hot air circulation molten plastic recycling granulator comprises a steel belt conveying assembly, the steel belt conveying assembly comprises an adjustable driving assembly and a cooling assembly, and the adjustable driving assembly is connected with the cooling assembly; the driving end of the adjustable driving assembly is connected with a dripping assembly used for evenly discharging granules, and the discharging end of the dripping assembly is located above the input end of the adjustable driving assembly. The dripping assembly comprises a heat preservation assembly, a feeding assembly and a rotary discharging assembly. The feeding end of the feeding assembly is connected with a hot air circulation melting assembly. The hot air circulation melting assembly comprises a pressurizing assembly, a stirring assembly and a hot air circulation assembly. The top of the stirring assembly is connected with a sealed feeding assembly used for sealed feeding. In this way, after waste plastic enters the inner cylinder through the sealed feeding assembly, the sealed feeding assembly is used for blocking, hot air in the tank body is prevented from being discharged, heat loss is avoided, and energy conservation and consumption reduction are achieved.

This invention relates to the field of fluidized bed burner technology and discloses a biomass fuel energy-saving burner based on fluidized bed technology, including a wind circulation assembly. The wind circulation assembly includes a sealed outer shell, an air supply assembly fixedly connected to the inner side of the bottom of the sealed outer shell, a fuel tank fixedly sleeved on the inner side of one end of the sealed outer shell, a guide plate fixedly connected to the top of the front of the fuel tank, a fluidization assembly fixedly installed on the inner side of the bottom of the fuel tank, a combustion chamber assembly fixedly sleeved on one end of the sealed outer shell, and an ash removal assembly fixedly connected to one side of the combustion chamber assembly. The fluidization assembly fluidizes the fuel in the fuel tank, and the air supply assembly, under the action of the sealed outer shell and the guide plate, forms a wind circulation to discharge coke and promote combustion. This solves the problem that the coke produced by fuel combustion is often mixed with the fuel itself, resulting in incomplete combustion and low combustion efficiency.

The utility model relates to a loosening and moisture regaining device. The loosening and moisture regaining device comprises a barrel, a hot air circulation mechanism and a moisture removing mechanism, the barrel is provided with a containing cavity, the feeding end of the barrel is provided with a first input port and a feeding port, and the discharging end of the barrel is provided with a first output port and a discharging port. The hot air circulation mechanism comprises a heating and humidifying assembly, a hot air circulation pipeline and a first air supply assembly, one end of the hot air circulation pipeline is connected with the first input port through the heating and humidifying assembly, the other end of the hot air circulation pipeline is connected with the first output port, and the first air supply assembly is installed on the hot air circulation pipeline. The moisture removal mechanism comprises a first moisture removal pipe, a second moisture removal pipe, a second air supply assembly and an exhaust pipe. The second air supply assembly conducts moisture removal and dust removal on the feeding port and the discharging port through the first moisture removal pipe and the second moisture removal pipe. The loosening and moisture regaining device has the advantages of being good in production quality and high in efficiency.

The utility model discloses a double-host side air supply opposite blowing drying room which comprises a drying room body, two air supply chambers and two drying chambers are formed in the drying room body through a transverse partition plate and a vertical partition plate, the air supply chambers and the drying chambers are alternately arranged in a ring shape and are sequentially communicated, and heating equipment communicated with the air inlet ends of the air supply chambers is arranged in the air supply chambers. According to the drying room, the structure of the two drying chambers is adopted, hot air circulation is formed in an opposite blowing mode, particularly, a heat pump is directly installed at the air outlet end of each drying chamber, circulating air about to enter the drying chambers can be comprehensively and fully heated, heating omission is avoided, real effective inner circulation is formed, and the drying efficiency is improved. And heat energy utilization rate is high and energy consumption is low.

The utility model discloses an efficient purification air circulation structure of an air handling unit, which relates to the technical field of air purification of the air handling unit and comprises a circulation pipe, a mounting groove is arranged in the middle of the circulation pipe, a filtering mechanism is movably mounted in the mounting groove, and a covering mechanism is arranged on the outer side of the mounting groove. According to the device, the anti-blocking mechanism is arranged to be matched with the collecting mechanism, when the filter screen of the circulating pipe needs to be cleaned, a driving motor is started to drive a rotating shaft, a worm, a worm gear and a rotating disc to rotate, a brush plate is driven to be attached to the filter screen to do annular displacement, efficient brushing and cleaning are achieved, and dust and impurities fall to the collecting frame through a guide frame and are received by a collecting drawer below; and if the brush plate needs to be replaced, the mounting screw rod is twisted to remove the mounting block, and the design ensures efficient operation of the equipment, is convenient to disassemble, assemble and maintain, and is high in practicability.

The utility model discloses a multilayer semiconductor device high and low temperature test air duct comprising a test assembly, the test assembly is composed of a box body, an air guide arc, a heater, a first fan, an air baffle, a second fan, an air outlet pore plate, a multilayer sample rack, a sample to be processed, an air suction pore plate and an evaporator, the box body is fixedly connected with the air guide arc, and the air guide arc is fixedly connected with the heater. Heaters are symmetrically and fixedly connected to the air guide arc, first fans are fixedly connected to the heaters, and the first fans are fixedly connected to the air partition plate; according to the utility model, by using the test assembly, a sample can be electrified for testing, the temperature uniformity is ensured, an air channel is divided into two paths of air circulation, each path of air is ensured to be uniformly distributed, and a plurality of layers of sample racks are adopted in the box, so that a large batch of samples can be tested with loads, and the working efficiency is high; by using the observation assembly, a user can observe the internal condition of the box body, the observation definition is guaranteed, and the use experience of the user is improved.

1. The name of the design product: fireplace fan (18-20). 2. The use of the design product: for heat dissipation of fireplace, for blowing circulating air flow. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: design 1 perspective view. 5. Design 1 is designated as the basic design.

A hot air circulation system, the air outlet of a variable frequency fan is communicated with a filtering assembly, a primary circulation air duct, a secondary circulation air duct and a branch air duct in sequence, and the outlet of the branch air duct is used for outputting hot air; a heating assembly is arranged at the air inlet of the primary circulation air duct and is used for heating the incoming natural wind; the connection between the primary circulation air duct and the secondary circulation air duct and the connection between the secondary circulation air duct and the branch air duct are all provided with electric regulating valves for regulating the hot air flow; a data acquisition assembly includes multiple temperature sensors which are arranged in the primary circulation air duct, the secondary circulation air duct and each branch air duct respectively and are used for acquiring temperature data at each place; a central control module is electrically connected with the variable frequency fan, the heating assembly and each electric regulating valve, is used for dynamically adjusting the rotating speed of the variable frequency fan, the power output of the heating assembly and the opening of each electric regulating valve according to the temperature signals acquired by the data acquisition assembly, so as to realize accurate control of the hot air temperature and flow.

The invention discloses a mesh type drying device and a drying method for a flexographic printing substrate, and belongs to the technical field of printing drying. The device comprises a combustion box and a drying oven formed by splicing a drying oven bottom box and an openable and closable drying oven upper box, a combustor is arranged in the combustion box and connected with a fresh air inlet pipe and a fan, the fan is communicated with the drying oven bottom box, a printing stock guide roller is arranged in the drying oven bottom box, the top of the drying oven bottom box is communicated with the drying oven upper box, and the drying oven bottom box is connected with the combustion box through an air return pipeline. An air volume regulator, a temperature-resistant sealing rubber strip, a flow guide rib, a temperature sensor and other components are arranged in a matched mode. The method comprises the standardization steps of printing stock clamping, heating air supply, mesh drying, return air circulation and parameter adjustment. The problems that an existing device is poor in drying uniformity, insufficient in operation stability and non-uniform in drying process are solved.

The utility model relates to cold storage box technical field, concretely relates to a cold storage box regulation air duct, including through the vertical installation purline horizontal installation in the horizontal shelf of cold storage box, and the inboard side of horizontal shelf is equipped with the embedded groove, still include: the motion shelf, inboard side end rotation is installed in the embedded groove department of horizontal shelf, air duct subassembly, including the air duct backplate of installation in the inboard side cold storage box case wall department of motion shelf, and the fan and the flow vane of installation on the air duct backplate, and the transmission unit is inserted in the air duct backplate and is located flow vane both sides department, and the motion shelf is through drive transmission unit and realizes the overturning adjustment of flow vane and lifts, be equipped with the motion shelf in the place near the air outlet, can when the article on the motion shelf is placed and initiatively adjust the air -out wind direction of flow vane, can let the cold air of smooth completion case air circulation, be favorable to through the cold air and inside circulation and guarantee the evenness of temperature in the case, can avoid the problem that local temperature is too low and influences other area temperature because of the air direction obstruction.

The utility model relates to the technical field of potato soilless culture greenhouses with illumination control and temperature control, and discloses a potato soilless culture greenhouse with illumination control and temperature control, which comprises a greenhouse body assembly, symmetrically-distributed spraying assemblies are installed in the shed body assembly, symmetrically-distributed illumination assemblies are installed on the outer wall of the shed body assembly, and symmetrically-distributed heating assemblies are installed on the inner wall of the shed body assembly. The air circulation assembly is arranged, so that air flow is promoted, heat in the greenhouse can be dissipated to the outside more effectively, the temperature in the high-temperature period is reduced, and the potatoes are prevented from being damaged due to overheating. In cold weather, the heating system is combined, hot air can be evenly distributed, a local cold area is avoided, the temperature in the greenhouse can be kept stable, and the adverse effect of temperature fluctuation on potato growth is reduced.

1. The name of the design product: fireplace fan (25-28). 2. The use of the design product: for heat dissipation of fireplace, for blowing circulating air flow. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: design 1 perspective view. 5. Design 1 is designated as the basic design.

This utility model discloses a drying furnace body for a copper strip electroplating production line, belonging to the field of copper strip electroplating production technology. The drying furnace body includes a combustion chamber, a cooling chamber, a heating chamber, and a preheating chamber. The preheating chamber is located above the heating chamber, and the cooling chamber is located below the heating chamber, forming a continuous drying channel from top to bottom. The cooling chamber has an outlet roller, the heating chamber has a heating chamber outlet at its bottom, and the preheating chamber has a copper strip inlet at its top, above which an inlet roller is installed. An exhaust pipe is also connected to the top of the preheating chamber. The combustion chamber, heating chamber, and circulating fan form a hot air circulation system. The heating chamber has an insulation layer on its outer wall, and the preheating chamber is located outside the insulation layer. The cooling chamber has a low-temperature nitrogen inlet pipe and a high-temperature nitrogen outlet pipe. The inlet roller, copper strip inlet, etc., are arranged along the same vertical line. This utility model adopts a vertical structure to reduce the floor space, improves efficiency and reduces energy consumption through continuous drying and hot air circulation, is more environmentally friendly, and ensures drying quality.

The utility model relates to the technical field of glove machine, and disclose a double -deck hot -air circulation drying solidification's glove machine, including glove machine, the lower fixed joint of glove machine has the machine body, the left side of machine body is provided with the discharge gate, the top of discharge gate installs the drying -machine. This double -deck hot -air circulation drying solidification's glove machine, when the device works, the external gloves are knitted well in the inside glove machine, then the external gloves are sent out through the discharge gate of glove machine machine body, and are placed on the drying -rack, since the upper and lower sides of discharge gate are all installed hot -air blower A and hot -air blower B, can carry out up -down synchronous blast drying, and since the surface of drying -rack uses the grid and installs, can good ventilation, ensure that every side can evenly be dried and solidified by wind, play the role of up -down drying even solidification together, avoid the influence of the strength, durability, comfort and protective performance of glove caused by uneven heating.

The application is suitable for the technical field of electric arc stoves, and provides a thermal cycle electric arc stove, which comprises a stove body, an electric arc generator, a circulation cavity shell, a wind guide pipeline and a fan; a heated cavity is formed in the stove body, the electric arc generator is arranged at the bottom of the stove body, and the electric arc generation end is located in the heated cavity; a wind cavity is formed in the bottom of the electric arc generation end towards the circulation cavity, and at least one air inlet through hole is formed in the electric arc generation end corresponding to the wind cavity; the circulation cavity shell is arranged outside the bottom of the stove body, a circulation cavity is formed between the circulation cavity shell and the stove body, the circulation cavity is communicated with the wind cavity; the wind guide pipeline is communicated with the heated cavity and the circulation cavity; the fan head of the fan is arranged in the wind cavity, the air outlet side of the fan head is arranged close to the air inlet through hole, and the air inlet side of the fan head is arranged close to the circulation cavity. Therefore, the thermal cycle electric arc stove can generate high temperature under the condition of low heating power, the heated body is heated quickly and uniformly, energy can be saved by using the circulation of wind to heat, and the energy consumption of electricity is reduced.

The utility model belongs to the technical field of household appliances, and particularly relates to a mopping robot drying structure which comprises a robot body, rollers for the robot body to move are arranged at the bottom of the robot body, the rollers are distributed in a quadrangular rectangle shape, and a mopping assembly is arranged at the front end of the bottom of the robot body. The floor mopping robot is characterized by further comprising a drying assembly, the drying assembly comprises an air blowing opening and an air suction opening, the drying assembly is arranged at the bottom of the robot body and located on the rear side of the floor mopping assembly, the air blowing opening is used for blowing air to the floor, water stains on the floor are dried through air, and then air blown out of the air blowing opening is recycled through the air suction opening. And the ground is dried through air circulation, and water stains are rapidly dried.

The invention relates to an intelligent hot air circulation regulation and control system for a garbage pool, and relates to the technical field of garbage treatment and incineration power generation, the intelligent hot air circulation regulation and control system comprises the garbage pool used for containing and fermenting garbage, supporting columns are arranged at the bottom of the garbage pool, and an isolation hood is arranged on the garbage pool; hot air circulation mechanisms used for regulating and controlling the temperature in the garbage pool are arranged in the isolation hood and the garbage pool correspondingly, a stirring mechanism used for stirring garbage is arranged in the garbage pool, the hot air circulation mechanisms are in transmission connection with the stirring mechanism, the garbage pool contains the garbage for fermentation, and the space above the garbage pool is closed through the isolation hood; fermented gas is prevented from being discharged under the unset condition, hot air discharged from the boiler is recycled by the hot air circulation mechanism, the hot air circulation mechanism introduces the hot air into the garbage pool and the isolation hood so as to adjust the temperature of the garbage pool and the isolation hood, meanwhile, wind power is used for driving a stirring machine to rotate, uniform fermentation is promoted, and the energy consumption is reduced. The energy is reasonably utilized, and the fermentation efficiency is further improved.