123results about How to "Improve physical comfort" patented technology

The invention discloses an air conditioner indoor unit and a control method thereof. The air conditioner indoor unit comprises a base, a face frame, a driving device, a wind shield assembly and an air deflector, wherein the face frame is arranged on the base; a mounting cavity is defined between the base and the face frame; the face frame is provided with an air outlet; the driving device is arranged in the mounting cavity; the wind shield assembly is arranged on the driving device; the wind shield assembly is provided with a storage position and a wind shielding position; the wind shield assembly is stored in the mounting cavity when being positioned at the storage position; the wind shield assembly blocks at least one part of the air outlet when being positioned at the wind shielding position; the wind shield assembly is of a plate-shaped structure and is provided with a ventilation structure; the air deflector is provided with an open position and a closed position; the air deflector opens the air outlet when being positioned at the open position; the air deflector covers the air outlet when being positioned at the closed position. According to the air conditioner indoor unit disclosed by the embodiment of the invention, output wind cannot be directly blown onto the body of a user, so that somatosensory comfort of the user is improved.

The invention discloses an air conditioner and an air speed control method thereof. The air conditioner comprises an indoor unit. An air outlet of the indoor unit is provided with an air scattering plate for lowering the air outlet speed of the indoor unit. The air speed control method comprises the following steps that when the air conditioner runs in a refrigeration manner, if an air-feeling-free control instruction is received, the air conditioner is controlled to get into an air-feeling-free running mode; after the air conditioner gets into the air-feeling-free running mode, the indoor environment temperature is judged; if the indoor environment temperature is larger than a first temperature threshold valve, the air scattering plate is controlled to swing, and the rotating speed of an indoor fan is controlled to be smaller than or equal to a first preset rotating speed; and if the indoor environment temperature is smaller than or equal to the difference between the first temperature threshold valve and the preset correction temperature, the air scattering plate is controlled to be closed, and the rotating speed of the indoor fan is controlled to be smaller than or equal to a second preset rotating speed. According to the air conditioner and the air speed control method thereof, the comfortable temperature environment can be provided, the comfortable indoor air speed environment can also be provided, and the comfort is improved.

The invention discloses an air conditioner and an air velocity control method for the same. An air diffusion plate for reducing air velocity of outlet air of an indoor unit is arranged at an air outlet of the indoor unit, and an air guide plate is also arranged to regulate the air outlet direction of the indoor unit. The method comprises the following steps of controlling the air conditioner to enter an air sensor-free running mode if no air sensor-free control instruction is received when the air conditioner runs in a cooling mode; judging indoor environmental temperature T1; if T1 is greater than a first temperature threshold value Tw, controlling the air diffusion plate to swing or controlling the air guide plate to move upwards, and controlling rotating speed of an indoor fan to be less than or equal to first preset rotating speed; if T1 is lower than or equal to Tw-Tx, controlling the air diffusion plate to be closed, controlling the air guide plate to be opened to a preset air outlet angle, and controlling the rotating speed of the indoor fan to be lower than or equal to second preset rotating speed, and after the air conditioner runs for Deltat, controlling the air diffusion plate to be opened, and upwards supplying air for Deltat1 by virtue of the air guide plate. According to the air conditioner and the air velocity control method for the same, a comfortable temperature environment can be provided, and in addition, a comfortable indoor air velocity environment can further be provided, so that comfort is improved.

The invention discloses an air conditioner and an air speed control method thereof. Air scattering plates are arranged at the air outlet of an indoor unit so that the air outlet speed of the indoor unit can be decreased. Air guide plates are arranged so that the air outlet direction of the indoor unit can be regulated. The method includes the following steps that when the air conditioner runs in a refrigeration mode, if a non-air-feeling control instruction is received, the air conditioner is controlled to enter a non-air-feeling running mode; T1 is judged; if T1 is larger than Tw, the air scattering plates are controlled to be opened and are controlled to swing, or the air guide plates are controlled to move upwards, and the rotation speed of an indoor draught fan is controlled to be smaller than or equal to the first preset rotating speed; and if T1 is smaller than or equal to the difference between Tw and Tx, the air scattering plates are controlled to be closed, the air guide plates are controlled to be opened to the preset air outlet angle, the rotating speed of the indoor draught fan is controlled to be smaller than or equal to the second preset rotating speed, and meanwhile when phi is judged to be larger than phi w, the air conditioner is controlled to enter the dehumidification mode. By means of the air conditioner and the air speed control method of the air conditioner, the comfortable temperature environment can be provided, and meanwhile the comfortable indoor air speed environment can be provided and comfort is improved.

The invention discloses an air conditioner and a air speed control method thereof. Air scattering plates are arranged at the air outlet of an indoor unit so that the air outlet speed of the indoor unit can be decreased. Air guide plates are arranged so that the air outlet direction of the indoor unit can be regulated. The method includes the following steps that when the air conditioner runs in a refrigeration mode, if a non-air-feeling control instruction is received, the air conditioner is controlled to enter a non-air-feeling running mode; T0 is judged by detecting the human body surface temperature T0; if T0 is larger than the first preset temperature Tth, the air scattering plates are controlled to swing, or the air guide plates are controlled to move upwards, and the rotating speed of an indoor draught fan is controlled to be smaller than or equal to the first preset rotating speed; and if T0 is smaller than or equal to the Tth, the air scattering plates are controlled to be closed, the air guide plates are controlled to be opened to the preset air outlet angle, and the rotating speed of the indoor draught fan is controlled to be smaller than or equal to the second preset rotating speed. By means of the air conditioner and the air speed control method of the air conditioner, the comfortable temperature environment can be provided, and meanwhile the comfortable indoor air speed environment can be provided and comfort is improved.

The invention discloses an air conditioner and an air speed control method thereof, wherein an air outlet of an indoor unit is provided with an air scattering plate for softening the air outlet speed of the indoor unit and provided with an air guide plate for adjusting the air outlet direction of the indoor unit. The method comprises the following steps: when the air conditioner operates the refrigeration, if a no-air-feeling control command is received, the air conditioner is controlled to enter a no-air-feeling operation mode; the indoor environment temperature is judged; if the indoor environment temperature is higher than a first temperature threshold, the air scattering plate is controlled to open, the air guide plate is controlled to upwards move, and the rotating speed of an indoor fan is controlled to be lower than a first preset rotating speed; and if the indoor environment temperature is lower than or equal to a difference between the first temperature threshold and a preset correction temperature, the air scattering plate is controlled to close, the air guide plate is controlled to open at a preset air outlet angle, and the rotating speed of the indoor fan is controlled to lower than or equal to a second preset rotating speed. The air conditioner and the air speed control method thereof not only can provide comfortable temperature environment, but also can provide comfortable indoor air speed environment, so that the comfort is improved.

The invention discloses a packaged air conditioner. The packaged air conditioner comprises a housing, a plurality of vanes, an air blower and an indoor heat heater, wherein the housing is provided with an air outlet and an air inlet; the plurality of vanes are respectively rotatably arranged in the air outlet; an air channel is arranged in the housing; the indoor heat exchanger is arranged in the housing; the air blower is arranged in the air channel; the air outlet upwards extends in the vertical direction; the plurality of vanes respectively vertically extend and are distributed in the horizontal direction; each vane is blade shaped and provided with a plurality of ventilating holes in the thickness direction; an included angle is formed between each vane and the vertical surface of the air outlet. According to the packaged air conditioner, the plurality of vanes can be rotated to the state of covering the air outlet, so that most of the air in the air channel can be blown out of the air outlet through the ventilating holes, the air speed is reduced, the air flow is dispersed, and as a result, the air blown out from the air outlet is soft, and the comfort of the body is increased.

The invention discloses an indoor air conditioner and a control method thereof. The indoor air conditioner comprises a shell, a heat exchanger and air supply fans. A front plate of the shell is provided with a plurality of air outlets while a rear plate of the shell is provided with an air inlet, and the plurality of air outlets are distributed at intervals vertically. The heat exchanger is arranged in the shell and positioned between the air inlet and the plurality of air outlets. The air supply fans as many as the air outlets are arranged in the shell and in one-to-one correspondence to the air outlets, the air supply fans drive external air to flow inside through the air inlet to be discharged through the air outlets respectively after passing through the heat exchange, and air outlet directions of at least two of the air outlets form an included angle in a vertical plane. The indoor air conditioner is wide in air supply range, indoor temperature change speed can be increased, and human comfort can be improved.

The invention discloses an air conditioner indoor unit and a wind shield. The air conditioner indoor unit comprises a machine body, a first wind shield and a second wind shield, wherein the machine body is provided with an air outlet; the first wind shield and the second wind shield are rotatably arranged at the air outlet so as to open or close the air outlet; the first wind shield and the second wind shield are arranged at an interval in the up-and-down direction; the first wind shield is provided with a plurality of first air holes running through the thickness of the first wind shield; the second wind shield is provided with a plurality of second air holes running through the thickness of the second wind shield. According to the air conditioner indoor unit disclosed by the embodiment of the invention, by forming the plurality of first air holes running through the thickness of the first wind shield in the first wind shield and forming the plurality of second air holes running through the thickness of the second wind shield in the second wind shield, wind can be effectively avoided being directly blown onto the body of a user and the user feels breezeless, so that somatosensory comfort of the user can be improved.

The invention discloses an air conditioner system, an air conditioner and a control method of the air conditioner system. The air conditioner system comprises a mobile control terminal, the air conditioner and a temperature adjusting device. The air conditioner and the mobile control terminal are in wireless communication, the air conditioner and the temperature adjusting device are in wireless communication; the mobile control terminal is used for detecting the temperature of the environment where the terminal is located so as to obtain first indoor environment temperature and sending the first indoor environment temperature to the air conditioner; and the air conditioner is used for detecting temperature of an indoor unit air inlet so as to obtain second indoor environment temperature, receiving the first indoor environment temperature sent by the mobile control terminal and carrying out starting and stopping control over the temperature adjusting device according to the first indoor environment temperature and the second indoor environment temperature. According to the air conditioner system, uniformity of the indoor environment temperature can be effectively improved, body feeling comfort of a user is improved, and electricity energy consumption is saved.

The invention belongs to the technical field of vehicle-mounted air conditioning, particularly relates to a vehicle-mounted air conditioning system which comprises a vehicle-mounted air conditioning system body, a server, a vehicle-mounted terminal and a mobile terminal. The mobile terminal and the vehicle-mounted terminal carry out data transmission through the server, the vehicle-mounted terminal is used for starting the vehicle-mounted air conditioning system body, the vehicle-mounted air conditioning system body comprises an environment monitoring module, a starting module and a safety reminding module, the environment monitoring module is used for collecting weather conditions near the positions of vehicles and drivers and is connected with a weather forecasting system to inquire weather conditions, and the starting module is used for starting the vehicle-mounted air conditioning system body after receiving an instruction sent by the vehicle-mounted terminal and the information inthe environment monitoring module. According to the vehicle-mounted air conditioning system, preheating or precooling rate of the vehicles can be calculated through the matching use of the environment monitoring module and the starting module, so that the comfort level of the drivers in using the vehicle is improved.

The invention relates to the technical field of intelligent household appliances, and discloses a control method for an air conditioner. The control method comprises the steps that in response to a sleep mode instruction, the sleep state of a user and the temperature difference value between the indoor environment temperature and the set temperature are obtained; and according to the temperature difference value, a set temperature correction value corresponding to the sleep state is determined, and the air conditioner is controlled to execute the corrected set temperature. In the sleep mode, the temperature difference value between the indoor environment temperature and the set temperature is obtained, the current sleep state of the user is matched to correct and regulate the set temperature, so that the air conditioner executes the corrected set temperature, and intelligent and accurate temperature control in the sleep mode is achieved. The invention further discloses a control device for the air conditioner and the air conditioner.

The invention discloses a bubble bag type positive pressure medical protective clothing. The bubble bag type positive pressure medical protective clothing is an integral body formed by connecting a window sealing hood, an upper outer garment and trousers, cuffs and trouser legs are tightened and sealed, an access is longitudinally formed in the middle of the front part of the protective clothing,zippers are arranged inside and Velcro strips are arranged outside for opening and sealing, a back (waist) hanging portable air purification fan system is matched, the protective clothing is formed bysequentially compounding a protective layer, an air bag layer and a lining layer from outside to inside, a complete protective clothing air supply and exhaust system is formed by a carry-on fan air inlet and outlet pipe, longitudinal and transverse air channels formed by air bubbles in the air bag layer at intervals, and micro air inlet holes in the lining layer and a protective clothing one-wayexhaust valve, so purified air is effectively conveyed into the protective clothing, and carbon dioxide, sweat steam, heat and hood window water mist generated by medical personnel are discharged outof a body, the problems of poor heat dissipation, mask tightening pain, window fogging, chest distress and oxygen deficit of the existing protective clothing are effectively solved, and the wearing feeling of the medical personnel is well improved.

The invention belongs to the technical field of heat exchange equipment, and particularly relates to a control method of an air conditioning system. The invention aims to solve the problems that the uniform distribution degree of cold and warm airflow in a room cannot be guaranteed when the indoor temperature is adjusted by the existing air conditioning equipment, and the temperature adjusting effect of each indoor position is not uniform. According to the control method of the air conditioning system, the temperature equalization degree in the room can be determined based on the difference between the maximum temperature value and the minimum temperature value in the current environment temperatures of the multiple areas in the room, so that the rotating speed of an indoor fan is regulated and controlled according to the current temperature equalization degree of the room, and the indoor air supply capacity of the air conditioning system is selectively adjusted, and therefore, the indoor temperature environment can be uniformly and quickly adjusted when the air conditioning system operates, and a good temperature adjusting effect can be achieved in any position in the room, and thus, the overall temperature adjusting effect of the air conditioning system is greatly improved.

The invention relates to a fresh air temperature and humidity control system which comprises an outdoor control part and an indoor control part which communicate with each other. The outdoor control part comprises a compressor, a four-way valve and a first heat exchanger; and the indoor control part comprises a second heat exchanger, a third heat exchanger and a switching valve. A fresh air conditioner comprises the fresh air temperature and humidity control system. A fresh air dehumidification air temperature control method is suitable for the fresh air temperature and humidity control system or the fresh air conditioner; the control system monitors the outlet air temperature tc and the return air temperature t through a temperature sensor; and the control method comprises a constant-temperature dehumidification method and an isothermal dehumidification method. According to the control system and the fresh air conditioner provided by the invention, the functions are complete, the structural integration degree is high, the energy efficiency is high, refrigeration, heating and dehumidification of fresh air can be achieved, the dehumidification effect is good, the air outlet temperature cannot be too high or too low, the somatosensory comfort degree is good, the temperature of dehumidified outlet air can be further adjusted through the control method, and the somatosensory comfort degree is improved.

The invention discloses a phase-change energy storage and temperature control electric heating composite floor. The phase-change energy storage and temperature control electric heating composite floor comprises an alpha-Al2O3 abrasion-resisting layer, a wood pattern decoration layer, a phase-change energy storage and temperature control layer, a low-temperature electrothermal film, a thermal insulation layer and a substrate layer in sequence from top to bottom. The phase-change energy storage and temperature control layer is formed by composite wood flour which is loaded with polyethylene glycol 1000 in an absorbing mode, and polyacrylic acid polyethylene resin in mixing and hot press molding modes. The phase-change energy storage and temperature control electric heating composite floor is good in temperature control effect and remarkable in energy conservation effect. The invention further discloses a manufacturing method of the phase-change energy storage and temperature control electric heating composite floor. The method comprises the steps that the polyethylene glycol 1000 is absorbed and loaded to the composite wood flour; the composite wood flour which is loaded with polyethylene glycol 1000 is mixed with the polyacrylic acid polyethylene resin, mixing, sheeting, cutting and trimming are conducted, and the phase-change energy storage and temperature control layer is obtained; and the alpha-Al2O3 abrasion-resisting layer, the wood pattern decoration layer, the phase-change energy storage and temperature control layer, the low-temperature electrothermal film, the thermal insulation layer and the substrate layer are glued respectively and then are subjected to assembly, hot pressing gluing molding, mortise machining and surface coating in sequence.

The invention discloses a control method, device and system for a rail vehicle air conditioning system, wherein the control method for the rail vehicle air conditioning system comprises the following steps of obtaining PMV parameters of a rail vehicle in different PMV index areas and establishing a PMV evaluation formula; obtaining a temperature control curve by fitting according to the PMV evaluation formula; and controlling the air conditioning system to adjust the temperature according to the temperature control curve. According to the control method, device and system for the rail vehicle air conditioning system, the influences of the PMV parameters on body comfort levels of passengers in the process of controlling the rail vehicle air conditioning system are considered in a comprehensive manner so that the taking comfort levels of the passengers during taking the rail vehicle are improved.

The invention provides a thermo-sensitive condom based on waterborne polyurethane and a preparation method thereof. The preparation method of the thermo-sensitive condom comprises the following steps:(1) taking polyester diol, low-molecular-weight polyether glycol and high-molecular-weight polyether glycol as soft segments, taking diisocyanate and a chain extender as hard segments, carrying out aprepolymerization reaction, and carrying out a chain extension reaction, a cross-linking reaction and an emulsification process to obtain a polyurethane aqueous emulsion, wherein the number-average molecular weight of the low-molecular-weight polyether glycol is 400-1000, the number-average molecular weight of the high-molecular-weight polyether glycol is 2000-5000, and the use amount of the polyester glycol accounts for not more than 5% of the total weight of solids in the aqueous emulsion; and (2) subjecting the aqueous polyurethane emulsion to dipping molding, hemming drying and demoldingso as to obtain the thermo-sensitive condom. The thermo-sensitive condom has the advantages of low modulus, soft product, high somatosensory comfort, thorough elimination of foreign body sensation, excellent tensile strength, safety guarantee, and difficult damage.

The invention provides a seat pocket of a baby carriage. The seat pocket comprises a frame, protective covers arranged on the frame, intelligent security equipment arranged on the protective covers or at the bottom of the seat pocket, an external power supply, mobile device software and the like. The intelligent security equipment is a core component of the seat pocket, namely the equipment can purify air in the protective covers firstly, and environmental data (including air quality, PM (Particulate Matter)2.5 concentration, ultraviolet intensity, temperature, humidity, oxygen content, carbon dioxide content, and negative oxygen ion concentration) are monitored by a plurality of inbuilt sensors secondly. The protective covers have radiation protection functions, and are connected with the seat pocket through modes of a rotating shaft, a clamping buckle, a slide fastener and the like, and the seat pocket is connected with the baby carriage through the clamping buckle. The external power supply provides energy for the baby protective covers. The mobile device software provides intelligent, friendly and convenient customer experience and safety tips. The children seat pocket disclosed by the invention provides comprehensive environmental protection for a baby, and is perfect in function, safe, reliable, fully intelligent in control, convenient to operate, and low in maintenance cost.

The invention belongs to the technical field of air conditioners, particularly provides a variable-frequency air conditioner control method based on millimeter wave radars in a multi-indoor-unit space, and aims to solve the problem that a variable-frequency air conditioner cannot be accurately controlled when the millimeter wave radars are used for detecting the number of persons in the same multi-indoor-unit space. The method comprises the following steps that each millimeter wave radar detects the number and positions of persons in the space; the numbers and positions of the persons detected by the millimeter wave radars are compared, and the number of persons repeatedly counted due to the same position is removed based on the comparison result, so as to determine the actual number of the persons; and the compressor frequency of the variable-frequency air conditioner is controlled according to the actual number of the persons. By means of the method, the actual number of persons in the multi-indoor-unit space can be accurately detected, the load of the variable-frequency air conditioner can be adjusted in time, the somatosensory comfort of persons in the space is improved, the air conditioner frequency can be reduced in time when the number of persons in the space is reduced, and therefore energy is saved.

The invention relates to the technical field of air conditioning, in particular to a self-adaption constant temperature air conditioning method and system. The self-adaption constant temperature air conditioning method comprises the following steps of 10, acquiring indoor heat dissipation amount and indoor heat production amount in real time; 20, calculating temperature regulation amount accordingto the indoor heat dissipation amount and the indoor heat production amount; 30, obtaining indoor heat amount at various indoor locations; S40: according to the indoor heat amount and the temperatureregulation amount, generating and sending an air volume regulation message to an air conditioning control terminal, and adjusting the output air volume of an air conditioning internal machine by theair conditioning control terminal according to the air volume regulation message. The self-adaption constant temperature air conditioning method and system have the effect that according to the indoortemperature, the air volume of air conditioning can be automatically adjusted to achieve less fluctuation of temperature change and improve the comfort of indoor staff.

The invention relates to the technical field of air conditioners, and discloses a control method for automatic speed regulation of air conditioner fans. The method comprises the steps that an adjustment instruction including a preset temperature is received; the current ambient temperature is detected; the current ambient temperature and a preset temperature are compared; when the current ambienttemperature is higher than the preset temperature, the total air volume of the fans required for reaching the preset temperature is calculated according to the difference between the current ambient temperature and the preset temperature; and the rotating speed of the upper fan and the rotating speed of the lower fan are determined respectively according to the total air volume of the fans, wherein the rotating speed of the upper fan is greater than or equal to the rotating speed of the lower fan. According to the method, the air volume of the upper fan and the air volume of the lower fan areconfigured respectively according to the total air volume of the fans required for reaching the preset temperature, and the rotating speed of the upper fan is limited to be greater than or equal to the rotating speed of the lower fan, so that the performance of an evaporator is fully utilized, and the comfort level of a user is improved.

The invention provides an in-building temperature control load optimization method and system for comprehensive comfort. The method comprises the following steps: constructing an in-building temperature control load optimization model for comprehensive comfort; wherein the building temperature control load optimization model takes the maximum comprehensive comfort as a target, the comprehensive comfort is determined according to the somatosensory comfort and the economic comfort, the economic comfort is determined according to the power saving cost and the economic compensation after the load in the building participates in power utilization regulation and control, and the somatosensory comfort is determined according to the indoor temperature of the indoor space in the building; and solving the temperature control load optimization model in the building based on an ecological niche particle swarm algorithm, and taking the optimal solution of the temperature control load optimization model in the building as the optimal power consumption power of each temperature control load in each time period in the preset time period. The behavior that the temperature control loads in the building participate in power utilization regulation and control is described more objectively, the feasibility that the temperature control loads in the building participate in power utilization regulation and control is improved, and the power utilization plan of each temperature control load is made optimally.

The invention discloses an intelligent heating method which is applied to the technical field of heating control. The method comprises the steps of acquiring a weight value corresponding to each roomin the same residence, and calculating indoor temperature information based on the weight values; acquiring outdoor temperature information, and calculating indoor and outdoor temperature difference information based on the outdoor temperature information and the indoor temperature information; and adjusting the main heat supply flow of the residence and the secondary heat supply flow of each roomin the residence based on the weight values and the indoor and outdoor temperature difference information. The invention also discloses an intelligent heating device and a computer readable storage medium. The intelligent and accurate regulation of the heat supply flow can be realized, and better heat supply management and efficiency are realized.

The invention discloses a display method and electronic equipment. The method is applied to the electronic equipment which comprises a liquid crystal display (LCD) screen, wherein the LCD screen comprises an LCD layer consisting of M pixels, and a controllable lens layer consisting of M controllable lenses; the controllable lens layer is arranged above the LCD layer; the M controllable lenses and the M pixels are in one-to-one correspondence, wherein M is an integer greater than or equal to 1. The method comprises the steps of testing the eyeball positions of the left and right eyes of the first user in at least one user of the electronic equipment so as to obtain the first eyeball position parameter; adjusting the transmission directions of the M controllable lenses based on the first eyeball position parameter, so that through the adoption of the first user's left and right eyes, different images at the same time within the first period of time can be seen through the LCD screen.

The invention discloses an air conditioner control method. The air conditioner control method comprises the steps that environmental parameters corresponding to an air conditioner are obtained; whether the environment parameters meet preset dehumidification conditions or not is determined based on the humidity set by a user; and when the environment parameters meet the preset dehumidification condition, the air conditioner is controlled to execute dehumidification operation. The invention further discloses an air conditioner control device and a computer readable storage medium. The air conditioner is controlled to dehumidify in time according to the environment parameters, the humidity of the indoor environment where the air conditioner is located is reduced in time, dehumidification canbe conducted before the user feels that indoor air is wet, and the somatosensory comfort of the user is improved.

The invention relates to an air conditioner indoor unit and an air conditioner control method. The air conditioner indoor unit comprises a unit body, the unit body is provided with a first air inlet, a second air inlet and an air outlet, and the unit body further comprises a first channel and a second channel. A heat exchange device is arranged in the first channel, and the first channel is arranged between the first air inlet and the air outlet; and the first end of the first channel is connected with the second air inlet, and the second end faces the air outlet. According to the air conditioner indoor unit, primary indoor return air enters the air conditioner through the first air inlet, secondary indoor return air enters the air conditioner through the second air inlet, and air obtained after heat exchange is mixed with the secondary indoor return air and then discharged into a room. The temperature difference between overall outlet air of the air conditioner and indoor air is reduced, the somatosensory comfort of indoor personnel is improved, and air-conditioning diseases caused by too large temperature difference of the air conditioner are reduced. Air conditioner heat exchange outlet air is mixed with indoor secondary return air, mixing of the air conditioner outlet air and indoor air is accelerated, the air flowing capacity and the heat exchange efficiency are improved, and improvement of temperature balance of the indoor air is facilitated.

The invention belongs to the technical field of curtains and discloses a bus multifunctional curtain device and a control method. The curtain device comprises a curtain with a net-shaped hose structure, the curtain of the net-shaped hose structure is provided with uniformly distributed small holes on one side facing the vehicle, and the net-shaped hose is communicated with an air conditioning ventilation system. The mesh hose structure further comprises an intercommunicating heat preservation hose which is uniformly arranged and does not have small holes, and the heat preservation hose is communicated with the heat preservation liquid tank. The bottom end of the curtain is fixedly connected with a cleaning brush at the left end or the right end, and the bristles of the cleaning brush facethe window. The curtain of the mesh hose structure is provided with an independent non-perforated pipeline, one end of the pipeline is communicated with an air-conditioning condensing water pipe, andthe other end is communicated with a passage through which a cleaning brush penetrates the back. The cleaning brush is provided with a water vapor atomizing device capable of atomizing and ejecting the condensed water. Mesh hose structure is used to connect ventilation, condensate and heat preservation liquid to realize the combination of multiple functions.