71results about How to "Improve cooling and heating efficiency" patented technology

The invention provides a double-stage enthalpy-increased rotor compressor. The double-stage enthalpy-increased rotor compressor comprises a shell, a first air cylinder, a second air cylinder, a pump body partition plate, a lower flange and a lower flange cover plate. A first sliding piece groove is formed in the first air cylinder to contain a first sliding piece, a second sliding piece groove is formed in the second air cylinder to contain a second sliding piece, an enthalpy-increased refrigerant flow hole is formed in the second air cylinder, and a partition plate flow hole is communicated with the enthalpy-increased refrigerant flow hole and an air suction opening of the first air cylinder. The rotor compressor is characterized in that the side, close to the second air cylinder, of the pump body partition plate is provided with a partition plate ventilation groove, and the partition plate ventilation groove is communicated with the partition plate flow hole. The varying-capacity control technology is applied to the double-stage enthalpy-increased compressor, and the energy-saving effect is effectively improved.

The invention provides a compressor, which comprises a shell; a crankshaft; a first air cylinder; a second air cylinder; a middle partition board; a first flange; a first cover plate; a second flange; a first vent hole communicated with an exhaust pipe; a second vent hole, which is arranged on the shell between the first flange and the first cover; a first valve body, which is arranged between the first vent hole and the second vent hole; a second valve body, which is disposed between the second vent hole and a second air suction pipe arranged on the second air cylinder; a third valve body, which is arranged between the exhaust pipe and the second air suction pipe. By adding three body bodies, switching of the compressor under three states can be realized, and different needs under different working conditions can be realized. Especially under severe working conditions (ultra low temperature heating or high temperature refrigeration), two-stage operation of the compressor can be realized, and the refrigeration and heating efficiency can be improved. Under ordinary heating or refrigeration conditions, single cylinder or double-cylinder operation can be chosen according to different needs.

The invention relates to the technical field of air conditioners, in particular to an efficient high-strength radiating plate 10 which is characterized in that a heat conduction pipe 3 is fixed on a plate 1 by a special-model heat conduction material 2. The refrigeration and heating power of the radiating plate 10 is improved by the special-model heat conduction material 2, the thickness of the plate 1 is reduced while the impact-resistant property of the radiating plate is greatly improved, and the conveying power consumption of an air conditioner system is reduced by using the heat conduction pipe 3 with a larger diameter, so more energy is saved; and the radiating plate 10 is used as the tail end equipment of the air conditioner system for adjusting indoor temperature, and can be used as but not limited to building radiating suspended ceilings and building radiating wallboards.

The invention discloses a heat exchange tube for a falling film type heat exchanger, the falling film type heat exchanger and an air conditioner heat pump unit, and belongs to the technical field of air conditioner. A coating is arranged on the outer surface of the heat exchange tube, and the coating adopts low temperature lyophilic and high temperature lyophobic materials; the falling film type heat exchanger comprises the heat exchange tube, the falling film type air-conditioner heat pump unit comprises the falling film type heat exchanger. According to the heat exchange tube for the fallingfilm type heat exchanger and the falling film type heat exchanger, the problem that the heat exchange performance of the falling film type heat exchanger as an evaporator or a condenser is low can besolved, and the dual high efficiency of refrigeration and heating of the air-conditioner heat pump unit can be achieved by changing lyophilic characteristics on the outer surface of the heat exchangetube.

The invention relates to an air conditioner indoor unit which comprises a unit shell, a heat exchange device, a draught fan assembly, a first fixing air guide plate and a second fixing air guide plate. The unit shell is provided with at least one air inlet, a lower air outlet located in the lower portion of the unit shell, a first lateral air outlet and a second lateral air outlet, wherein the first lateral air outlet and the second lateral air outlet are located in the two sides of the unit shell correspondingly and face the lateral front sides of the unit shell. The heat exchange device is arranged in the unit shell and is configured to conduct heat exchange with air flowing through the heat exchange device. The draught fan assembly is arranged in the unit shell and is configured to promote air obtained after heat exchange of the heat exchange device to flow towards the lower air outlet, the first lateral air outlet and the second lateral air outlet. The first fixing air guide plate and the second fixing air guide plate are arranged in the unit shell and are bent and extend towards the first lateral air outlet and the second lateral air outlet from the interior of the unit shell so that air flowing towards the first lateral air outlet from the draught fan assembly and air flowing towards the second lateral air outlet from the draught fan assembly can be guided. Thus, the air supply angle of the air conditioner indoor unit is increased, the air supply range of the air conditioner indoor unit is enlarged, the comfort degree of the air conditioner indoor unit is improved, and noise is lowered.

The invention provides a compressor and an air conditioner with the same. The compressor according to the utility model includes a shell, a crankshaft arranged inside the shell, a first cylinder and a second cylinder. The first cylinder sleeves the crankshaft and is provided with one first slip sheet, and an inner cavity of the first cylinder is used for forming a first-level compression mechanism. The second cylinder is sleevedly arranged on the crankshaft and is provided with two second slip sheets, an inner cavity of the second cylinder is divided into two compression cavities by the two second slip sheets, and the two compression cavities of the second cylinder are respectively used for forming a second-level compression mechanism and a third-level compression mechanism. The first-level compression mechanism, the second-level compression mechanism and the third-level compression mechanism are successively in series connection along a flow passage of a compression fluid. The utility model also provides the air conditioner comprising the compressor. The second cylinder is arranged into two levels of compression mechanisms to improve the compression ability, so that the compressor can work normally under working conditions of ultra-low temperature and ultra-high temperature, so as to better meet customer requirements.

The invention provides a control method for an air conditioner indoor unit and the air conditioner indoor unit. The air conditioner indoor unit comprises a first air supplying fan, a second air supplying fan, a first heat exchanger, a second heat exchanger and a fresh air device, wherein the first heat exchanger is arranged on an air inlet flow path of the first air supplying fan, the second heatexchanger is arranged on an air inlet flow path of the second air supplying fan, and the fresh air device conducts flow guiding on outdoor air to the upstream position of the second heat exchanger. The control method comprises the steps that the outdoor ambient temperature and the indoor ambient temperature are obtained; whether the indoor ambient temperature is closer to the temperature expectedby a user than the outdoor ambient temperature or not is judged; if yes, the fresh air device is started, the temperature of the second heat exchanger is lower than that of the first heat exchanger when the first heat exchanger and the second heat exchanger are in a refrigeration state; and when the first heat exchanger and the second heat exchanger are in a heating state, the temperature of the second heat exchanger is higher than that of the first heat exchanger, the outdoor air is fully subjected to heat exchange, and the temperature difference between an air flow blown by a first air outlet and an air flow blown by a second air outlet is decreased.

The invention discloses a heat source tower heat pump system based on soil energy storage. The heat source tower heat pump system based on soil energy storage comprises a refrigerant loop, a solution loop, a soil energy storage loop and a cold and hot water loop, wherein the refrigerant loop is composed of a first refrigerant loop and a second refrigerant loop. The heat source tower heat pump system based on soil energy storage realizes cross-seasonal energy storage in winter and summer by utilizing soil, solves the problems of a heat source tower heat pump of overlarge unit installed capacity and difficulty in improvement of efficiency caused by considering extreme weather in the winter and the summer, reduces the installed capacity the initial cost of the heat source tower heat pump, also realizes undercooling of a refrigerant of a heat source tower heat pump unit in the summer and regeneration of the solution of the heat source tower heat pump unit in the winter by utilizing heat of the soil, greatly improves the refrigerating and heating efficiencies of the heat source tower heat pump system, also efficiently and economically solves a heat source for regeneration of the solution of the heat source tower heat pump in the winter and realizes comprehensive and efficient running of the system for the whole year.

The invention provides a cabinet air conditioner indoor unit. The cabinet air conditioner indoor unit comprises a shell, an air supply component and an indoor heat exchanger, wherein a shell air inletand at least one shell air outlet are formed in the shell; the air supply component is arranged in the shell; and the indoor heat exchanger is arranged on an air inlet flow path between the shell airinlet and at least one centrifugal fan. The air supply component comprises the at least one centrifugal fan, and used for sucking ambient air from the ambient environment of the shell air inlet and promoting the ambient air to flow to the at least one shell air outlet. The cabinet air conditioner indoor unit is provided with at least one mixed flow air duct, and each mixed flow air duct is used for sucking ambient air to the front side of the shell and enabling the ambient air to be mixed with heat exchange air blown out of one shell air outlet, accordingly, mixed gas which is cool and not cold, hot and not dry is formed, and the wind feeling experience of users is improved.

The invention relates to a combined cooling and heating integrated machine with double evaporators, and belongs to the technical field of energy conservation. The combined cooling and heating integrated machine comprises the evaporator I, the evaporator II, a compressor, a four-way reversing valve, a double-pipe condenser, a throttling device, a valve I and a valve II, one end of the evaporator I is connected with the valve II, the other end of the evaporator I is respectively connected with the evaporator II and a port P of the four-way reversing valve, one end of the evaporator II is connected with the valve I, and the other end of the evaporator II is connected with the port P of the four-way reversing valve. Particularly, the evaporator I, the evaporator II and the port P of the four-way reversing valve are connected together through a three-way joint, and an outlet of the throttling device is connected with the valve I and the valve II through a three-way joint. Mismatching of cooling and heating load needed by a user can be adjusted by the double evaporators, heating and cooling according to needs are realized, and the cooling and heating efficiency of a unit is improved, so that the unit efficiently runs and has high practicability.

A movable air conditioner includes an air conditioner main body, an air conditioning unit installed in the air conditioner main body and configured to generate a cold air or a warm air, a moving unit configured to move the air conditioner main body, a control unit configured to control the air conditioning unit and the moving unit, and a human body recognition unit configured to recognize a person existing in a specific space. The control unit is configured to control the moving unit so that the air conditioner main body is moved toward the person recognized by the human body recognition unit so as to supply the cold air or the warm air from the air conditioning unit to the person recognized by the human body recognition unit.

The invention provides an exhaust structure of an indoor unit of an air conditioner, which mainly includes a front shell on the front of the indoor unit, an air exhaust port, a panel for moving the exhaust port up and down, and a driving device for driving the panel, wherein: The above air outlet is divided into upper and lower air outlets, the upper air outlet is the cold air outlet, the lower air outlet is the hot air outlet, and the front of one of the air outlets is provided with double air outlets. Layer panels, each of which is connected to the driving device respectively. The two-layer panels are connected as a whole through the slideway arranged between the two-layer panels. The effect of the present invention is that the indoor unit of the air conditioner using this structure can use the upper exhaust port when cooling. When heating, use the lower exhaust. The cooling and heating efficiency is obviously improved, especially the heating efficiency.

The invention relates to a cold and hot compress eye patch. The cold and hot compress eye patch comprises a patch body. A cold water bag, a hot water bag, a central control pressure stabilizer and a wiring line are arranged in the patch body. The cold water bag and the hot water bag are closely attached to the top and the bottom inside the patch body respectively. Refrigeration and heating devices used for refrigerating the cold water bag and heating the hot water bag are arranged between the cold water bag and the hot water bag. The central control pressure stabilizer is located between the cold water bag and the hot water bag. The refrigeration and heating devices are connected with the central control pressure stabilizer through lines. The central control pressure stabilizer is connected with one end of the wiring line, and the other end of the wiring line extends out of the patch body and is detachably connected with an external power supply. Compared with the prior art, the cold and hot compress eye patch is easy to operate, convenient to carry, capable of conducting refrigerating and heating at the same time and good in eye cold and hot compress effect.

The invention discloses a cooling and heating air conditioner. The cooling and heating air conditioner comprises a refrigeration and heating module, wherein the refrigeration and heating module comprises a frame-shaped heat dissipation frame, semiconductor refrigeration pieces are attached to at least one side face of the frame-shaped heat dissipation frame, a plurality of heat dissipation piecesarranged in a grid shape are connected in the frame-shaped heat dissipation frame, a first heat dissipation fan is installed close to the heat dissipation pieces, and the other faces of the semiconductor refrigeration pieces are connected with a temperature guide module in an attached mode. According to the cooling and heating air conditioner, the semiconductor heat dissipation pieces are used forrefrigerating and heating, the defects that a traditional refrigerant device is complex in structure and pollutes the environment are overcome, waste energy is timely guided out through the temperature guide module, and the refrigerating and heating efficiency is improved.

The invention discloses a three-in-one solar air-conditioning system, which comprises a solar heat-collecting panel, a heat storage tank, an auxiliary heater, an absorption refrigerator, a fan coil and a cooling tower. An outlet end of the solar heat-collecting panel is respectively communicated with the auxiliary heater and the heat storage tank through heat conducting pipes, the auxiliary heater is connected with an inlet end of the absorption refrigerator through a heat conducting pipe, the heat storage tank is connected with the auxiliary heater through a heat conducting pipe, an inlet end of the solar heat-collecting panel is directly connected with an outlet end of the absorption refrigerator through a heat conducting pipe, the heat storage tank is circularly connected with the fan coil through a heat conducting pipe, the absorption refrigerator is respectively circularly connected with the fan coil and the cooling tower through heat conducting pipes, and a hot water tank is arranged in the heat storage tank. The three-in-one solar air-conditioning system can be applied to both heating and refrigerating, continuously supplies hot water, and uses, absorbs and stores solar energy to the maximum extent.

The invention discloses an energy-saving wind guiding plate of a central air conditioner of a four-constant building and relates to the technical field of four-constant systems. The energy-saving wind guiding plate comprises a wind guiding plate body and a fixing mechanism. The wind guiding plate body is of a curve folding structure and comprises keel plates arranged in the middle of the wind guiding plate body, side wing plates arranged on the two sides of the keel plates and diversion grooves formed between the keel plates and the side wing plates. The fixing mechanism comprises fixing plates and fixing retaining rings. The wind guiding plate is arranged on the lower portion of an air outlet of the central air conditioner, and the air blowing path of the central air conditioner can be changed, so that the problem that in the prior art, a central air conditioner blows directly to the human body, and dizziness, sleepiness, limb weakness, headache and cold of the human body are caused is avoided; wind power from the central air conditioner can be uniformly distributed through the wind guiding plate, so that the refrigeration or heating effect of the central air conditioner is increased; and compared with the mode of the prior art that a wind baffle of an air outlet is changed, energy consumption is saved, and cost is reduced.

The invention relates to a battery cooling and heating device for an electric automobile. The battery cooling and heating device consists of an upper shell, an evaporator, a fan A, a fan bracket, a fan B, a lower shell and a heater, wherein the evaporator, the fan A, the fan bracket, the fan B and the heater are sequentially arranged inside the upper shell and the lower shell; when the fan of the fan A rotates, air enters the fan A from a heating direction and is blown to the evaporator; when the fan of the fan B rotates, the air enters the fan B from an evaporator direction and is blown to the heater direction. The battery cooling and heating device has the characteristics of compact structure, fan arrangement in forward and reverse directions, excellent vibration attenuation and centralized cooling and heating integration.

The invention relates to the technical field of air conditioners, in particular to an air conditioner outdoor unit and an air conditioner. The air conditioner outdoor unit aims to solve the problem that the windward area of fan blades of an axial fan cannot be changed, and the heat dissipation effect of the air conditioner in the low-power state is poor. The air conditioner outdoor unit comprisesan axial fan and a fan motor, the axial fan comprises a plurality of fan blades, an output shaft of the fan motor is connected with a central rotor, a plurality of fan blade mounting holes are formedin the central rotor, the tail ends of the fan blades penetrate through the fan blade mounting holes and are rotatably connected with an adjusting mechanism, the adjusting mechanism comprises an elastic pre-tightening piece and a rotating shaft, the elastic pre-tightening piece sleeves the rotating shaft and is fixedly connected with the central rotor, the rotating shaft is fixedly connected withthe central rotor, and the first end of the rotating shaft extends into the central rotor to be connected with the tail ends of the fan blades; and the elastic pre-tightening piece is configured suchthat when the central rotor is operated at a low rotational speed, the centrifugal force generated by the central rotor is less than the pre-tightening force of the elastic pre-tightening piece, so that the rotating shaft drives the fan blades to rotate in the direction of increasing the windward area.

The invention provides a thermal insulation box. The thermal insulation box comprises a box body, a first separation plate and a temperature adjusting module. The first separation plate is arranged between the opposite side walls of the box body, so that the box body is divided into a refrigeration area and a heating area, and the refrigeration area and the heating area are independent from each other. The temperature adjusting module can adjust the temperature of the refrigeration area and the temperature of the heating area. The volume of the refrigeration area and the volume of the heatingarea are adjustable. According to the thermal insulation box, the space size of the refrigeration area and the space size of the heating area can be adjusted as needed so as to meet the requirements of different users for storing food, the space utilization of the thermal insulation box is increased, and the thermal insulation box is good in user experience.

The invention relates to the technical field of air conditioners, in particular to a shared connecting structure of four-pipe air conditioner cold and hot water pipes. A first connecting pipe is connected between an air conditioner hot water pipe and an air conditioner cold water pipe, a second connecting pipe is connected between an air conditioner hot water return pipe and an air conditioner cold water return pipe, and gate valves are arranged on the first connecting pipe and the second connecting pipe. During the peak of refrigeration and heating of the air conditioner, the air conditionerhot water pipe and the air conditioner cold water pipe of the four-pipe air conditioner are connected together, and the air conditioner hot water return pipe and the air conditioner cold water returnpipe are connected together, so that the refrigeration and heating area of a fan coil is increased, and the refrigeration and heating efficiency is improved; and on the premise of not increasing the pipe diameter or improving the equipment performance, the shared connecting structure improves the refrigeration and heating efficiency of the air conditioner through the method of shared use of the air conditioner cold and hot water pipes and meets the use requirements of the air conditioner.

The invention relates to an oil and gas separation type air condition compressor; a working crescent cavity is sequentially divided into a suction chamber, a first lubrication oil chamber, a second lubrication oil chamber and a discharge chamber which do not communicate with each other by a first sliding baffle, a second sliding baffle and a third sliding baffle. The oil and gas separation type air condition compressor achieves separation of lubrication oils and a refrigerant, namely achieves independent lubrication and sealing of the lubricating oils, reduces the volume of the lubricating oils occupying the working crescent cavity, relatively increases the refrigerant occupying space, thereby increasing the discharge capacity of the compressor. When the air conditioner compressor is applied to an air conditioner, an eccentric rotor is not obstructed by the viscosity of the lubricating oils, and the power consumption of the compressor is greatly reduced, no lubricating oils are attached onto the inner wall of a copper tube, and thus the heat exchange is enhanced. The air condition compressor has the advantages of simple structure, low cost and good effect. In addition, two lubricating oil chambers are adopted, and lubrication with different lubricating oils can be achieved through switching. The adaptability of the compressor in different environments is greatly improved.

The invention discloses a heat energy air conditioner with heat recycling function, which comprises a compressor, an outdoor heat exchanger, an indoor heat exchanger, a four-way valve, an outdoor expansion valve and an indoor expansion valve. The compressor is driven by a turbine; the turbine is connected to a set of power devices based on organic rankine cycle; and the power device comprises an evaporator, the turbine, a condenser and a circulating pump. The heat energy air conditioner is provided with a plate heat exchanger which enables a refrigerant on a compressor suction side to exchange heat with exhaust steam of the power device; the heat energy air conditioner also comprises a three-way valve (V1) and a three-way valve (V2); the three-way valve (V1) has a first opening for introducing the exhaust steam into the condenser and a second opening for introducing the exhaust steam into the plate heat exchanger; and the three-way valve (V2) has a first opening for introducing the exhaust steam into the condenser and the second opening for introducing the exhaust steam into the outdoor heat exchanger. By the invention, the heat of the exhaust steam of the turbine can be effectively recycled.

The invention relates to an eye patch for cold / hot compress. The eye patch comprises a cover body in which a cold water bag, a hot water bag, a central control regulator and an electrical wire are provided, and the cold water bag and the hot water bag are respectively in close contact with the top and bottom inside cover. A freezer and heater for cooling the cold water bag and heating the hot water bag is arranged between the cold water bag and the hot water bag, wherein the central control regulator is arranged between the cold water bag and the hot water bag, the freezer and heater is connected with the central control regulator through a circuit, and the central control regulator is connected with one end of the connecting wire, and the other end of the connecting wire extends out of the cover body and is detachably connected with an external power source. A vibrator is arranged in the cover body, and the vibrator is on one side of the freezer and heater. Compared with the prior art, the goggle has the advantages of simple operation, convenient transportation, simultaneous cooling and heating, good cold / hot compress effect, and good massage effect.

The invention discloses a cabinet air conditioner air filter cover, and relates to an air purification device, in particular to an air filter cover mounted on a cabinet air conditioner. The cabinet air conditioner air filter cover comprises a cabinet air conditioner (1), a fan (2) is arranged on the inner side of an air return port (4) in the cabinet air conditioner (1), and a cabinet air conditioner filter cover body (5) is mounted on the outer side of the air return port (4). The cabinet air conditioner filter cover body (5) comprises a shell (10), the edge of the inner side of the shell (10) is connected with the edge of the air return port (4), an air return control valve (9) is mounted on the lower portion of the air return port (4), an air return mesh (10) is mounted on the outer side of the shell (10), and a primary filter (12), a medium efficiency filter (13) and a high efficiency filter (14) are arranged in the air return mesh (10) in sequence. By the cabinet air conditioner air filter cover, the problems that existing purification devices all adopt coarse filtration prior to electrostatic dust collection mainly and ozone harmful to human bodies is easily generated in air due to high-voltage discharge of electrostatic dust collection are solved.

The invention provides a detachable air conditioner indoor set, which comprises feet, open hull set on epipleural effect side of feet, effect side top face plate set on top of hull effect side, effect side bottom face plate set on face plate, fan set between said hull and lower face plate and heat exchanger set between fan and outlet. The invention set strip effect side outlet on left-hand side and right-hand side. With vertical effect side outlet on left-hand side and right-hand side of top faceplate, the invention homogeneously blows air with exchanged heat to up and down indoor so to blow user's whole body and improve refrigerating and heat-production efficiency. When air isn't blown to user, it is blown upward via top outlet.

The invention relates to an oil-gas separation type air-condition compressor. The oil-gas separation type air-condition compressor comprises a casing, a cylinder body, a spindle, an eccentric rotor, a rotary sleeve, a first sliding baffle plate and a second sliding baffle plate, wherein the first sliding baffle plate penetrates into a first sliding chute to be in sliding fit with the first sliding chute; the second sliding baffle plate penetrates into a second sliding chute to be in sliding fit with the second sliding chute; a working crescent cavity is divided by the first sliding baffle plate and the second sliding baffle plate into a suction cavity, a lubricating oil cavity and a discharge cavity which do not communicate with one another. With the adoption of the oil-gas separation type air-condition compressor, separation of lubricating oil and a refrigerant is realized, that is, independent lubrication and sealing of the lubricating oil are realized, the area, occupied by the lubricating oil, of the work crescent cavity is reduced, and space occupied by the refrigerant is relatively increased, so that compressor discharge rate is increased. When the air-condition compressor is applied to an air conditioner, viscous resistance of the lubricating oil to the eccentric rotor is avoided, power consumption of the compressor is greatly reduced accordingly, and no lubricating oil is attached to the inner wall of a copper pipe, so that heat exchange is enhanced. The oil-gas separation type air-condition compressor is simple in structure, low in cost and good in effect.

The invention discloses a heat pump air conditioning device with outdoor air heat exchangers flexibly arranged. The heat pump air conditioning device comprises an indoor unit and the at least one outdoor air heat exchanger; the outdoor air heat exchangers are flexibly arranged outdoors; the indoor unit comprises a compressor, a four-way reversing valve, an indoor heat exchanger, a throttling valveand a liquid pump; the compressor, the four-way reversing valve, the indoor heat exchanger, the throttling valve and the liquid pump in the indoor unit and the outdoor air heat exchangers form a heatpump circulation system together; and the outdoor air heat exchangers adopt flat plate shapes, are combined or are flexibly arranged leaning on a building exterior wall, a parapet wall and a roof. The heat pump air conditioning device has the advantages that the outdoor air heat exchangers and a building are integrated into a whole, and therefore the outdoor space occupied by installation can begreatly reduced; and in addition, the area of the outdoor air heat exchangers can be increased by adopting a parallel connection mode, the indoor unit can be matched with the large compressor, and therefore the refrigerating and heating efficiency can be improved, the energy consumption of cooling and heating can be reduced, in addition, the equipment cost of the unit refrigerating and heating load can be lowered, and the application range of an air-cooling air conditioner can be greatly widened.

The invention discloses an air filter cover of an air conditioner, and relates to matching devices of the air conditioner, in particular to an air conditioner filter cover structure. The air conditioner (1) is provided with an air inlet and an air return port. The air return port is provided with an air return control valve (5). The air filter cover (8) of the air conditioner covers the air return port of the air conditioner (1). The air filter cover (8) is composed of an activated carbon filter screen (6), an organ-type filter film (7) and a supporting screen frame (9). The supporting screen frame (9) is composed of supporting rods which are arranged longitudinally and transversely. The activated carbon filter screen (6) covers the supporting screen frame (9), and the organ-type filter film (7) covers the activated carbon filter screen (6). The air filter cover of the air conditioner solves the problem that an existing air conditioner does not have the function of air purification.

The invention provides a temperature regulating fan and a control method thereof. The temperature regulating fan and the control method thereof are used to solve the problem of low cooling and heatingefficiency of a temperature regulating fan in the prior art. The temperature regulating fan comprises a shell, a wet curtain assembly, a vertex current refrigeration component and an airflow drivingcomponent, wherein a chamber is formed in the shell, the shell is provided with an air inlet and an air outlet communicating with the chamber, and an airflow channel is formed between the air inlet and the air outlet; the wet curtain assembly includes an evaporation unit arranged in the airflow channel; the vertex current refrigeration component includes a vertex current refrigeration pipe, and the vertex current refrigeration pipe can at least be controlled to feed the airflow blowing from the cold end or the hot end into the airflow channel; and the airflow driving component is used to drivethe airflow entering from the air inlet to the air outlet for blowing out through the airflow channel.