59results about How to "Lower room temperature" patented technology

The invention relates to temperature adjusting humidity adjusting coating and a preparation method thereof. The temperature adjusting and humidity adjusting coating comprises thermal insulation undercoat, phase transition energy storage intermediate coat and heat conduction humidity adjusting finish. The undercoat insulates heat, and the phase transition energy storage intermediate coat transmits indoor energy through the finish and stores energy through the phase transition, and thereby effectively adjusting indoor temperature. The phase transition energy storage intermediate coat and the humidity adjusting function of the finish impart the whole coating temperature adjusting and humidity adjusting function. In addition, the temperature adjusting and humidity adjusting coating has the advantages of being fireproof, waterproof, antifouling, mechanical, capable of eliminating peculiar smell, sterilizing, insulating heat, removing sound, protecting environment and the like. The temperature adjusting and humidity adjusting coating is applicable to various kinds of constructional coating.

The invention discloses a control method for an air conditioner. The method comprises the following steps: acquiring a temperature value output by a temperature acquisition device; comparing the temperature value with a prestored temperature interval; when the temperature value is higher than the temperature interval, lowering the set temperature of the air conditioner; when the temperature value is lower than the temperature interval, raising the set temperature of the air conditioner; when the temperature value is in the temperature interval, controlling the air conditioner to keep a current set temperature. By adopting the control method disclosed by the invention, the room temperature is raised when the body temperature value of a user is lower than the temperature interval, and the room temperature is lowered when the body temperature of the user is higher than the temperature interval. Running of the air conditioner can be controlled flexibly according to the body temperature of the user by implementing the control method periodically or non-periodically for multiple times, and the whole control process is more flexible. The specific body condition of the user is taken as a control basis, so that the control method is more user-friendly. The invention further discloses a control device for the air conditioner, and an air conditioner with the control device.

The invention discloses a preparation method of a heat-resisting alloy sliding-block shell by investment casting. The preparation method is characterized in that: the method comprises a first step of preparing coating, wherein surface coating comprises silica sol and a refractory powder material is fused alumina; and transition layer coating and back layer coating comprise the silica sol and a refractory powder material is one selected from the fused quartz, kaolin clinker and bauxite clinker; a second step of coating a wax mould with the surface coating, scattering the sand material of the fused alumina, drying and repeating for 2 times; coating the surface layer with the transistion layer coating, scattering one of the fused quartz, the kaolin clinker and the bauxite clinker, drying, and repeating for 5 times; and finally coating with a back layer coating, scattering one of the fused alumina, the kaolin clinker and the bauxite clinker and drying; and a third step of dewaxing and calcinating; and the shell produced by the method has advantages of high room-temperature strength and high-temperature strength, good internal surface quality, high percent of pass, low production cost and good economic benefit.

The present invention discloses an air-conditioning unit for machine room, which comprises an indoor air-conditioner and a chiller unit. The chiller unit is connected with the indoor air-conditioner. Chiller water of the indoor air-conditioner is provided by the chilled unit which comprises a compressor, a condensing coil, an expansion valve and an evaporator that are sequentially, front and back connected. A centrifugal fan, a static pressure box and an air outlet of the indoor air-conditioner are sequentially connected. The air outlet is positioned under the indoor air-conditioner. An air return vent is positioned at top of the machine room. The chilled unit also comprises a heat exchanging disc of natural cooling and a tee regulating valve. One end of the heat exchanging disc of natural cooling is connected with a water return pipe of the chiller water of the air conditioning system, and the other end is sequentially connected with the tee regulating valve and an evaporator. The other end of the tee regulating valve is connected with a water return bypass pipe of the air conditioning system. The present invention can optimize the air flow and the distribution of the temperature inside the machine room so as to achieve the best effect of the heat exchanging, and saves the energy by the improvement of the difference between the air supplying temperature and the air returning temperature, and greatly improves the effect of energy-saving by adopting the technical proposal of natural cooling.

The invention discloses an air conditioner control method and device, a computer readable storage medium and an air conditioner. The method comprises the steps of obtaining the target temperature of the air conditioner and the indoor environment temperature in an environment to which the air conditioner belongs, and / or obtaining the target humidity of the air conditioner and the indoor environmenthumidity in the environment to which the air conditioner belongs, and / or obtaining the position of the human body in the environment to which the air conditioner belongs; according to an operation mode of the air conditioner, a temperature difference between the target temperature and the indoor environment temperature, a humidity difference between the target humidity and the indoor environmenthumidity, and / or the position of the human body, controlling an air supply mode of the air conditioner by adjusting the fan rotating direction of a double rotary axial fan assembly of the air conditioner, the number of started fans and / or the fan speed. According to the scheme, the problem that temperature distribution of a room is uneven due to the fact that the air supply mode of the cabinet airconditioner is single can be solved and the effect of improving the uniformity of the temperature distribution of the room is achieved.

The invention relates to a greening soilless lawn for roof surface, a production method and a using method thereof. The greening soilless lawn consists of a main body of the soilless lawn, a root-proof layer, a humidity sensor, branch pipes, a trunk pipe, a shut-off valve and a main controller, wherein, the root-proof layer is arranged on a roof floor plate in a floor side wall, the main body of the soilless lawn is paved on the root-proof layer, the trunk pipe is connected with the branch pipes, at least one humidity sensor is arranged in the main body of the soilless lawn, the humidity sensor is connected with the main controller through an information control line, the trunk pipe is connected with a water source controller, the water source controller is connected with a water source which needs to supply, and the main body of the soilless lawn consists of a protection layer, a plant layer, a plant growth base layer, a pipeline layer, a nutrition water retention layer and a bottom protection layer. The greening soilless lawn has the advantages of scientific design, reasonable structure, convenient construction, low cost, post maintenance and management, significant ecological effect of purifying urban air, abilities of increasing the area of green land and improving the urban landscape, and the effects of absorbing floating dust, absorbing carbon dioxide, reducing noise, storing water, releasing oxygen and the like.

A PTC conductive composite material and the overcurrent protection device made of the material are disclosed. The PTC conductive composite material includes: (a) A matrix of crystalline polymer material at least, occupies 20%-70% of the volume fraction of the PTC conductive composite material, (b) One kind of conductive filler occupies 30%-80% of the volume fraction of the material. The solid solution conductive filler is uniformly dispersed in the polymer material, whose average particle size ranges from 0.1 μm to 10 μm, and the volume resistivity is no more than 300 μΩ·cm. The overcurrent protection device prepared by using the PTC conductive composite material as described above includes two metal foils, which are made into a sandwich, separated by a layer of the PTC conductive composite material.And the advantages of the overcurrent protection device of the invention are low resistance, good reproducibility of resistance and well PTC intensity.

The invention provides a preparation method and application of a zirconium dioxide porous ceramic material. The technological process comprises the steps of 8YSZ ceramic slurry suspension preparation,alcohol-based gel injection molding, freeze drying, degreasing and high-temperature heat treatment. Due to small surface tension of tert-butyl alcohol, isopropanol and the like, shrinkage of a samplein the drying process can be inhibited by combining an alcohol-based gel casting technology and a freeze drying technology, so that the high-porosity porous ceramic is prepared. The density of the prepared ZrO2 porous ceramic is 0.67-1.02 g / cm<3>, the porosity is 83-89%, the compressive strength is 3-6 MPa, and the room-temperature thermal conductivity is 0.04-0.1 W / (m.K).

The invention discloses a powder and formaldehyde trapping device and a purifying method thereof. The purifying method comprises the following steps of engaging a power source of an exhaust fan, forming negative pressure in a lower box body, sucking the waste gas into a water and mixing chamber from an air inlet, and enabling the waste gas to be in full contact with a water curtain and water mist; then, enabling the waste gas to pass under a second separating plate, penetrate out of water, and enter a water and air filtering chamber; in the ascending process, enabling the waste gas to encounter an inclined perforated water blocking plate, so as to automatically separate water and air; enabling air flow to quickly ascend, fully mix with negative oxygen ions, and enter a centrifugal filtering chamber; filtering by a filter element, and enabling the exhaust fan to exhaust clean air out of an air exhaust port. The purifying method has the beneficial effects that the fine dust PM2.5 (particulate matter 2.5) and formaldehyde in the air, and more than 80 types of organic matters and inorganic matters which are dissolvable in water can be quickly trapped; the purifying accuracy is high, the amount of clean air is large, the amount of consumables is small, the operation cost is low, the purifying device can be widely applied to the preventing and control of air pollution sources and the control of decoration pollution in medium and small production enterprises with low cost and high efficiency.

The invention provides an air conditioning unit. A cabinet air conditioner inner machine of the air conditioning unit is of an up-down structure and comprises an upper part air conditioner and a lowerpart air conditioner fan. The upper part air conditioner comprises a first cross-flow fan and an evaporator arranged on the periphery of the first cross-flow fan, the evaporator is connected with a compressor, and refrigerating fluid flows inside the evaporator; the lower part air conditioner fan comprises a second cross-flow fan and a filtering layer arranged on the periphery of the second cross-flow fan; a water collector is arranged below the second cross-flow fan and the filtering layer, and the water collector can collect condensed water generated by the upper part air conditioner; and the upper part air conditioner and the lower part air conditioner fan are independently controlled to start and stop. The air conditioning unit combines the air conditioner with the air conditioner fanand a fan effectively, cold air does not directly blow people while the indoor temperature is reduced, and the human body experience is improved; and the problem of discharging of the condensed wateris effectively solved, cooling and humidification are carried out by using the condensed water through the air conditioner fan at the same time, and environmental protection and energy saving are further achieved.

The invention discloses an energy-saving tap water air conditioner and relates to the field of air conditioning cooling. A tap water pipe network and a heat supply pipe network in a user house are connected via a valve. In summer, the valve can be adjusted to control the tap water in the user house to flow into a radiator or a geothermal pipe firstly, and then flow to undrinkable water equipment in the user house to cool the room properly. As the tap water is guided into the radiator or the heating pipe to cool the room, on one hand the room temperature in the user house is reduced, and on the other hand the temperature of the tap water in the user house is raised. In winter, the valve can also be adjusted to enable heating warm water to flow into the radiator or the geothermal pipe, so that the energy-saving tap water air conditioner can raise or reduce temperature in the room, provides comfort for the user and saves energy.

The invention relates to the technical field of tea production and manufacture, in particular to a white tea cake-pressing device, which comprises a steam boiler, a gas-liquid separator, a tea steaming device, a condensate water filter and a drain valve, and the steam boiler is connected with the gas-liquid separator through a pipeline, the gas-liquid separator is connected with the tea steaming device through the pipeline. The lower end of the gas-liquid separator is provided with a cone-shaped drain cover. A plurality of leakage holes are formed in the drain cover. An area below the drain cover is provided with a water storage chamber, and a heating wire is arranged in the water storage chamber. The area above the drain cover is provided a separation cavity for gas-liquid separation. Theseparation cavity is divided into a first separation chamber and a second separation chamber through a partition, one side of the upper part of the first separation chamber is connected with the second separation chamber through a first pipe, and a first solenoid valve is arranged on the first pipe. The device can remove free water from water vapor, and can adjust the water content of the steam according to the demand of different water contents of the tea, so as to make the quality of the tea products uniform and stable, and improve the quality of the tea products.

The invention discloses an exhaust hood air supplement linkage device comprising an exhaust hood body, an electric air valve, a linkage controller, a starting switch and a power supply circuit; the linkage controller comprises a sensor, a signal processing circuit and a controllable switch; the sensor is arranged on an exhaust hood power supply circuit, and the sensor is used for sensing electricsignals generated on the exhaust hood power supply circuit and outputting the electric signals after sensing the electric signals; the signal processing circuit is separately connected with the sensorand the controllable switch, and the signal processing circuit is used for receiving the signals outputting from the sensor and controlling the controllable switch according to the signals; the controllable switch is arranged on an electric air valve power supply circuit and is controlled by the signal processing circuit, and the controllable switch is used for controlling the electric air valvepower supply circuit in a closed or disconnected state. The linkage controller is adopted, when the exhaust hood works normally, the electric air valve is opened in a linkage mode to provide fresh airfor indoors, moreover, when the exhaust hood stops working, the electric air valve is closed in a linkage mode to prevent fresh air from entering the room.

The invention provides a heat storage and cold storage circulation system which comprises a heat exchange module. The heat exchange module and a hot water incubator communicate to form a first circulation system body specially used for supplying hot water. The heat exchange module and an energy storage incubator communicate to form a second circulation system body for storing heat and cold. The first circulation system body and the second circulation system body are provided with a control valve for selectively switching the two system bodies and controlling switching on or off of the two system bodies. The energy storage incubator further communicates with the heat exchange module and indoor heat exchange terminal equipment to form a third circulation system body for regulating room temperature, and the third circulation system body is controlled by a valve independently. A first coil pipe connected with a tap water inlet pipe is arranged in the energy storage incubator. A second coilpipe communicating with an original water heater or other hot water usage terminals is arranged in the hot water incubator, and the first coil pipe communicates with the second coil pipe. The heat storage and cold storage circulation system is reasonable in structure, efficient and multifunctional, solar heat energy in spring, autumn and winter can be stored in a heat preservation mode and used for increasing the room temperature, night cold capacity of regions with a large day and night temperature difference in hot seasons can be stored and used for decreasing the room temperature, and thepracticability is high.

The invention discloses an intelligent temperature control greenhouse for grape planting. The intelligent temperature control greenhouse for grape planting comprises a ground, a greenhouse body, support rods, a water pipe, spray heads, a ventilation pipe, a fan, closing devices, a temperature sensor, a humidity sensor, a PLC (programmable logic controller) and a control panel. The greenhouse bodyis fixed on the upper surface of the ground, and support rods are fixed inside the greenhouse body at equal intervals; the support rods are fixedly connected with the ground, and the water pipe is fixed at the upper end of the inner wall of the greenhouse body; the spray heads are fixed on the outer side of the water pipe at equal intervals, and the spray heads are communicated with the water pipe; ventilation pipes are symmetrically arranged on the side walls of the greenhouse body, and the fan is fixed on the upper surface of the greenhouse body; and an air inlet of the fan is communicated with the inner wall of the greenhouse body, and the closing devices are fixedly arranged at one ends of the ventilation pipes and one end of the fan which penetrate through the greenhouse body. The temperature sensor and the humidity sensor are sequentially fixed on the outer sides of the support rods; and the PLC and a control panel are sequentially fixed on the outer side of the greenhouse body.The intelligent temperature control greenhouse for grape planting facilitates temperature and humidity control in the greenhouse body, facilitates opening and closing of a fixing pipe, and is convenient to use for people.

The invention relates to an energy saver system for an air compressor, which comprises a PLC (programmable logic controller), an air compressor and a pipe network system matched with the air compressor. In the air compressor, a compressor is connected with a motor; oil and gas are separated by an oil-gas separator connected with the compressor, and then gas is supplied to the pipe network system by a radiator; and the air compressor is driven by the PLC. The energy saver system for the air compressor also comprises a soft starter and a thermostat, wherein the thermostat is arranged on an oil return pipeline, so that when motor oil is reflowed into the compressor, the temperature of the air compressor is kept wet. The soft starter is arranged on the air compressor to realize the fast start of the soft starter. The pipe network system comprises a gas cylinder, a drier and an air filter. The gas cylinder and the drier are arranged in the user side of the pipe network system, and are connected with the air filter. The gas supply end of the pipe network system is connected with the air compressor so that the pressure difference before and after air is compressed can be raised and fallen within 0.5bar. With the adoption of the energy saver system for the air compressor, the resistance to the pipe network is effectively reduced, the running load of the air compressor is lowered, the air compressor can start or stop rapidly, the impact to the power grid is mitigated, and the service life of the air compressor is prolonged.

The invention provides a non-compensation heat preservation pipe prestressed mounting high-frequency switch power supply which comprises a control unit, a power unit and a cooling unit, wherein the control unit comprises an auxiliary power supply, a protection control system and a signal acquisition system; the power unit comprises an alternating current input signal, a rectification circuit, a high-frequency inversion circuit, a high-frequency rectification circuit and an output load; the protection control system controls and drives the high-frequency inversion circuit; the alternating current input signal is converted into direct current through the rectification circuit and then is converted into a pulse direct current signal through the high-frequency inversion circuit and the high-frequency rectification circuit so as to be sent to the output load; signals of the rectification circuit, the high-frequency inversion circuit, the high-frequency rectification circuit and the output load are fed back to the protection control system. The non-compensation heat preservation pipe prestressed mounting high-frequency switch power supply disclosed by the invention has the beneficial effects that the switching loss can be alleviated, the electromagnetic interference is lowered, the overall efficiency and the power density are improved, and high-efficiency energy conservation of a power supply product is realized, so that the volume and the weight of a power supply device are obviously diminished, and the cost and the occupied area are reduced.

The invention discloses a warming-free solar greenhouse used in a cold region and a construction method thereof. The warming-free solar greenhouse comprises a rammed earth wall forming a main body frame of the solar greenhouse through enclosure, a foaming cement layer arranged on the outer side of the rammed earth wall, a heat insulation layer arranged on the inner side of the rammed earth wall, keels erected at the upper portion of the main body frame composed of the rammed earth wall, and a heat insulation layer, wherein the keels comprise frameworks and cross beams, the cross beams includetop beams and front end beams, the top beams are arranged at the top of the main body frame, and the front end beams are parallel to the top beams and are arranged on the front-end wall body of the main body frame; the frameworks include first frameworks and second frameworks, the first frameworks and the second frameworks are symmetrically arranged on two sides of the top beams, the first frameworks are slidingly connected with the front end beams, the tops and the bottoms of the first frameworks are both provided with clamping grooves, cover plates are laid on the second frameworks, solar cell panels are laid on the cover plates, the bottoms of the cover plates are provided with sealing plates, and the rear ends of the sealing plates are provided with extending portions. The constructionmethod is simple in construction process and efficient, energy is saved, the price is low, the service life of the greenhouse is long, and a heat storage function is good.

The invention discloses an energy-saving thermal-insulation novel Mongolian yurt which consists of a Mongolian yurt framework (1), a Mongolian yurt top surface (2), a flexible photovoltaic membrane assembly (3), a thermal-insulation board wall (4), a rainproof cloth surface layer (5), a window (6), a window baffle plate (7), a door curtain (8), a thermal-insulation board wall lug (9), a thermal-insulation board wall notch (10), an electric furnace (11), a fan (12) and a lightning rod (13). After adoption of the structure, the solar energy is converted into electric energy so that the herdsmen can utilize the electric furnace to warm and cook in winter and utilize the electric fan to lower the room temperature in summer; by utilization of efficient energy-saving thermal-insulation boards, the Mongolian yurt which is convenient, rapid and convenient to carry is assembled, so that the living quality of the herdsmen is improved.

The invention discloses a preparation method of composite functional syrup, the composite functional syrup comprises maltose, low-invert sugar, high fructose corn syrup, starch, honey and fruit and vegetable juice, and the fruit and vegetable juice comprises carrot juice, cauliflower juice, cucumber juice, pumpkin juice, celery juice, cabbage juice, apple juice, lemon juice, coconut juice, citrusjuice and orange juice. According to the invention, different types and collocation of fruit and vegetable juice are divided into three different collocation, so that different compound functions canbe realized, the functionality of the compound syrup is more targeted, the compound syrup can be taken for different crowds, and the marketing flexibility can be effectively improved.

The invention relates to a cooking fume treatment device. By means of the cooking fume treatment device, the whole cooking fume suction and treatment device can be maintained clean, work efficiency of the cooking fume treatment device is improved, the service life of the cooking fume treatment device is prolonged, tail gas discharged out of an exhaust pipe is clean, pollution to the air is greatly lowered, water is utilized to purify and absorb cooking fumes, the function of lowering the room temperature is further achieved, the work environment of a kitchen is improved, and the cooking fume treatment device can be applicable to places of multiple specifications; a similar effect can also be achieved if the cooking fume treatment device is used in other places, such as a smoking room and a workshop.

The invention discloses an intelligent environment-friendly curing shed for concrete pipe piles, and relates to the field of buildings. The intelligent environment-friendly curing shed comprises a plastic house, a curing shed body, a water curing pool, a steam boiler, a kinetic energy conversion device, a circulating pump, a first heat exchanger, a second heat exchanger and a fan assembly. According to the intelligent environment-friendly curing shed, a concrete curing shed is combined with a traditional plastic house, so that conventional curing treatment of the concrete pipe piles is realized, the top of a traditional curing shed is divided to be made into the plastic house, so that the room temperature in the curing shed is reduced and work can be conveniently carried out, and cooling water flowing out of the water curing pool is preheated by means of the greenhouse effect in the plastic house, so that full utilization of heat energy is achieved.

The invention relates duplex metal composite cubic structure Ni-Ti baseband and preparing method, which is used for YBCO coating conductor and possesses the high mechanical strength. The baseband is comprises Ni possessing cubic structure and Ti in the core of Ni baseband. The method comprises the following steps: processing the Ni and Ti to complex, cold working it to required band at the 95% cold working rate, at 950-1100Deg.C, heat treating for 0.5-2 hours and getting cubic structure. The Ni-Ti baseband possesses good cubic structure and mechanical property. The invention is simple technology, good repeatability and easy to produce. The Ni-Ti baseband possesses not only good cubic structure, but also high mechanical strength and low magnetism.

The invention discloses a control method for an air conditioner. The method comprises the following steps: acquiring a temperature value output by a temperature acquisition device; comparing the temperature value with a prestored temperature interval; when the temperature value is higher than the temperature interval, lowering the set temperature of the air conditioner; when the temperature value is lower than the temperature interval, raising the set temperature of the air conditioner; when the temperature value is in the temperature interval, controlling the air conditioner to keep a current set temperature. By adopting the control method disclosed by the invention, the room temperature is raised when the body temperature value of a user is lower than the temperature interval, and the room temperature is lowered when the body temperature of the user is higher than the temperature interval. Running of the air conditioner can be controlled flexibly according to the body temperature of the user by implementing the control method periodically or non-periodically for multiple times, and the whole control process is more flexible. The specific body condition of the user is taken as a control basis, so that the control method is more user-friendly. The invention further discloses a control device for the air conditioner, and an air conditioner with the control device.

The invention relates to a renewable energy source-based room temperature control method and system. The system comprises a heat collecting system, an energy supplying system, a heat exchanger, a controller and a room temperature collecting device. The energy supplying system comprises a first water tank, a second water tank, a first circulating water pump, a second circulating water pump and an indoor heat transfer device. The heat collecting system transfers heat to the first water tank through the heat exchanger; the controller is connected to the room temperature collecting device, the first circulating water pump and the second circulating water pump; the first circulating water pump is used for conveying water in the first water tank to the indoor heat transfer device to be dissipated and flow into the second water tank; the second circulating water pump is used for conveying water in the second water tank to the indoor heat transfer device to absorb heat and flow into the firstwater tank; and the first water tank and the second water tank communicate through a water flow control device. In the room temperature raising process, a relatively high temperature is available forsupplied water, while in the room temperature reducing process, a relatively low temperature is available for the supplied water, so that the supplied water has a relatively excellent quality.

The invention discloses an air conditioner fan which comprises a body, a water pump arranged in the body and a screen window movably installed on the body. The two corresponding side faces of the body are symmetrically provided with insertion grooves, the screen window is inserted into the insertion grooves from top to bottom, the screen window comprises a window frame and a screen gauze laid on the window frame, the screen gauze is arranged on the window frame through hook and loop fasteners, each hook and loop fastener comprises a fiber surface and a pawl surface, the fiber surfaces and the pawl surfaces are matched, the fiber surfaces are arranged around the screen gauze, the pawl surfaces are arranged around the window frame, and a handle is arranged on the upper portion of the window frame. The body is provided with the symmetrical insertion grooves, the screen window is inserted into the insertion grooves from top to bottom, the screen gauze and the window frame of the screen window are connected through the hook and loop fasteners, and the handle is arranged on the upper portion of the window frame, so that the air conditioner fan is convenient to detach, clean and use, room temperature is lowered, cleanliness and hygiene of environment can be guaranteed at the same time, bacteria are prevented from breeding, and body health is facilitated.

The invention discloses an air conditioner control method, device, computer-readable storage medium, and air conditioner. The method includes: obtaining the target temperature of the air conditioner and the indoor ambient temperature in the environment to which the air conditioner belongs, and / or obtaining the target humidity of the air conditioner, And the indoor ambient humidity in the environment to which the air conditioner belongs, and / or obtain the location of the human body in the environment to which the air conditioner belongs; according to the operating mode of the air conditioner, the temperature difference between the target temperature and the indoor ambient temperature, and the humidity between the target humidity and the indoor ambient humidity The air supply mode of the air conditioner is controlled by adjusting the rotation direction of the fan of the counter-rotating axial flow fan assembly of the air conditioner, the number of fans turned on and / or the speed of the fan. The solution of the present invention can solve the problem of uneven temperature distribution in the room caused by the single air supply mode of the air conditioner cabinet, and achieve the effect of improving the uniformity of the temperature distribution in the room.