409results about How to "Large air volume" patented technology

The invention discloses a body dryer which comprises a shell, a first circuit board and two air channels are connected in the shell, the air channels are located on the side face of the first circuit board, air inlets are formed in the front end and the rear end of the shell, the two air inlets are communicated with one ends of the two air channels respectively, two assembly openings matched with the other ends of the two air channels respectively are formed in the shell, and the two assembly openings are communicated with the first circuit board. The two assembly ports are located at the two ends of the same side wall of the shell respectively, the other end of the air channel is connected with the corresponding assembly port in a sealed mode and provided with a plurality of air outlets, and a filter, a motor, a main control board and a heater are connected into the air channel and sequentially distributed from the end, communicated with the air inlet, of the air channel to the other end of the air channel. The main control board is electrically connected with the motor, the heater and the first circuit board, and a touch panel and a power line which are electrically connected with the first circuit board are arranged outside the shell. The drying device has the beneficial effects that the drying speed is increased while the air volume is increased.

The present invention discloses a diaphragm sorting device for recycling waste lithium batteries, which relates to the technical field of sorting, and comprises a frame, the frame is fixedly connected with a feed frame, the inside of the feed frame is provided with a baffle channel communicating with each other up and down, the bottom of the feed frame is fixedly connected with a discharge pipe, the inside of the feed frame is fixedly connected with a fixed block on one side close to the discharge pipe, the fixed block is rotatably connected with a first baffle, and the first baffle is rotatably connected with a second baffle. When the mixed material is less, the present invention can increase the air volume by increasing the air inlet, so that the lighter diaphragm can be more easily lifted and separated by the wind, avoiding incomplete separation due to insufficient wind; when the mixed material is more, reducing the air inlet can increase the wind speed, so that the diaphragm can achieve good suspension and separation effects by using a higher wind speed without increasing energy consumption, which not only ensures the separation quality, but also avoids energy waste.

The invention belongs to the technical field of power distribution boxes, particularly relates to a power distribution box with a wind and sand prevention function for gobi areas, and aims to solve the problem that ventilation efficiency is reduced due to the fact that a dense gauze is mounted at an air inlet of a power distribution box in the prior art in order to reduce wind and sand entering the power distribution box. A bottom frame support is fixed to the bottom of the electric box body, a second dustproof water tank is fixed to the bottom frame support, two groove-shaped sliding rails which are parallel to each other and extend right ahead are fixed to the position, close to the middle of the rear side, of the inner wall of the electric box body, and the same limiting truck is slidably connected between the two groove-shaped sliding rails. When the ventilation mechanism is started, external air with wind and sand is prevented from being directly sucked in, at the moment, the external air enters water in the second dustproof water tank through an air inlet hole with a downward hole opening in the top end of a rectangular penetrating pipe for dust falling firstly, and then the external air is led into the electric box body through an air inlet pipe; the air volume can be ensured to be large enough, and sand wind is prevented from entering the interior of the electric box body.

The invention relates to the technical field of power cabinets, and discloses a power cabinet with a protection function, the power cabinet comprises a power cabinet shell, a power cabinet main body, a temperature control adjusting assembly and a dustproof assembly, a pair of mounting tables is fixedly connected between the inner walls of the front and rear sides of the power cabinet shell, and the power cabinet main body is slidably arranged on the mounting tables; a rubber base is arranged at the bottom of the power cabinet shell, a cabinet door is arranged on the front face of the power cabinet shell, a pair of door plates are symmetrically arranged in the cabinet door, the temperature control adjusting assembly comprises a partition plate, the partition plate is fixedly installed above the inner wall of the power cabinet shell, and a sealed cavity is formed between the partition plate and the inner wall of the top of the power cabinet shell. The dustproof assembly comprises two movable sealing plates, and the two movable sealing plates are symmetrically arranged in the power cabinet shell. When the door plate is opened, the movable sealing plate can seal the first heat dissipation holes in the power cabinet shell, so that the situation that flowing air blows dust into the power cabinet body during maintenance, and consequently the service life of electronic devices is affected is avoided.

The present invention discloses an air outlet duct structure, an air outlet panel and a ceiling-type air conditioner indoor unit. The air outlet duct structure includes a first air duct wall and a second air duct wall arranged opposite to each other, an air outlet channel is formed between the first air duct wall and the second air duct wall, and the first air duct wall includes a plurality of connected concave curved surfaces along the airflow direction, and the curvature radius of the plurality of concave curved surfaces decreases successively along the airflow direction. The air outlet duct structure provided by the present invention is designed with a plurality of connected concave curved surfaces along the airflow direction on the first air duct wall, and the curvature radius of the plurality of concave curved surfaces decreases successively along the airflow direction, thereby enhancing the air induction capacity, thereby achieving the purpose of increasing the air volume, and also allowing the air outlet duct structure to be flexibly handled.

The invention provides an air outlet grille, an outdoor unit and an air conditioner, the air outlet grille comprises a central disc located in the center, an outer frame located on the outermost edge and a rib set located between the central disc and the outer frame, the rib set comprises circumferential ribs and radial ribs, and the radial ribs are distributed in a radiation mode with the central disc as the center; the curve along which the air guide surfaces of the radial ribs are arranged according to a position angle, an inlet angle and an outlet angle, the angle range of the position angle is 50-52 degrees, the angle range of the inlet angle is 5-10 degrees, and the angle range of the outlet angle is 10-20 degrees. The outdoor unit comprises an air outlet grille, and the air conditioner comprises the outdoor unit and an indoor unit. The radial ribs still meet the trend that the bending degree is increased along with the increase of the radius in the radial direction; and furthermore, the curve of the radial rib is ensured to have an angle which is adaptive to the rotation direction of the axial flow fan blade and the air outlet angle of the axial flow fan blade with a larger forward bend, so that the air outlet blocking is reduced, the air direction is adjusted, the local turbulence is reduced, and the heat dissipation efficiency is improved.

The invention provides a control method of an air conditioner and the air conditioner. A first air guide assembly is arranged at an indoor air outlet of the air conditioner, the first air guide assembly is used for adjusting the longitudinal air outlet direction of the indoor air outlet, and a plurality of working positions are preset. The control method of the air conditioner comprises the steps of obtaining an air supply mode and an operation mode of the air conditioner; judging whether the air supply mode is a preset reciprocating air supply mode or not; if yes, according to the operation mode, the preset staying duration of the first air guide assembly at each working position is determined; and the first air guide assembly is controlled to swing in a reciprocating mode and stays at each working position for the corresponding preset staying duration. According to the air conditioner control method, the air conditioner can correspondingly adjust the preset staying duration of the first air guide assembly staying at each working position according to the running mode when air is supplied in a reciprocating mode, so that the uniform temperature adjusting effect of the air conditioner on all positions of a room is better.

The utility model relates to an air duct structure and cooking equipment. The air duct structure comprises an air duct shell and a centrifugal fan, a partition plate is fixedly arranged in the air duct shell to divide the interior of the air duct shell into an upper air duct cavity and a lower air duct cavity, the upper air duct cavity is provided with an air outlet communicated with the outside, and the lower air duct cavity is provided with an air inlet communicated with the outside and a steam inlet communicated with the inner container. The centrifugal fan is arranged in the upper air duct cavity, a ventilation hole communicating the upper air duct cavity and the lower air duct cavity is formed in the partition plate in a penetrating mode, and the ventilation hole directly faces the centrifugal fan in the axis direction of the centrifugal fan; the interior of the air duct shell is divided into the double-air-duct structure through the partition plate, so that the centrifugal fan can be installed in the air duct structure to be used for air outlet, and compared with a cross-flow fan, the centrifugal fan has the advantages of being large in air volume, low in noise, low in cost and the like, and therefore on the premise that it is guaranteed that the air volume meets the moisture removal and heat dissipation requirements, the air volume can be reduced, and the heat dissipation efficiency is improved. And the effects of reducing noise and equipment cost are achieved.

The mobile air conditioner comprises a shell, a horizontal partition plate is arranged in the shell and divides the shell into an upper cavity and a lower cavity, a first volute assembly made of heat preservation materials is arranged in the upper cavity, a first volute cavity is formed in the first volute assembly, an evaporator is arranged at the air inlet end of the first volute cavity, and a second volute assembly made of heat preservation materials is arranged at the air outlet end of the first volute cavity. The air outlet of the first volute cavity faces upwards; a second volute assembly is arranged in the lower cavity, a second volute cavity is formed in the second volute assembly, a condenser is arranged at the air inlet end of the second volute cavity, and the air inlet end of the second volute cavity and the air inlet end of the first volute cavity are located on different faces of the shell. The mobile air conditioner with the heat preservation air cavity is compact in structure, convenient and rapid to assemble, high in precision, low in working noise and power consumption, large in air outlet amount, long in air supply distance and good in heat dissipation performance, continuous and stable refrigeration of the mobile air conditioner is guaranteed, and the using effect is good.

The utility model discloses a 3D printing efficient heat dissipation mechanism and a 3D printer, the 3D printing efficient heat dissipation mechanism comprises an effector shell, the effector shell comprises an upper shell and a lower shell, the upper shell is provided with an air guide pipe, and the lower shell is provided with an air distribution device; an air inlet is formed in the upper end of the air guide pipe and connected with an external air supply device through an air supply pipeline. An air outlet is formed in the lower end of the air guide pipe; the air distribution device comprises an air duct, the air duct is connected with an air outlet of the air guide pipe, and the air duct is provided with a first exhaust structure for dissipating heat of the nozzles. According to the utility model, air is supplied to the air guide pipe through the external air supply device, and the air is conveyed to the air duct of the air distribution device by the air guide pipe and is exhausted from the air exhaust structure, so that the air quantity and the air speed of an actual acting part can be increased, the heat dissipation efficiency of the 3D printer during printing is ensured, the overall weight of the effector is reduced, and the occupied space is small.

The utility model discloses a fan control box capable of adjusting air outlet volume, which relates to the technical field of fan control, and comprises a control box main body and a fan blade group, the rear side of the control box main body is fixedly connected with an annular shell, and one end of the annular shell is fixedly connected with an air outlet control mechanism. The control box body controls the movable rod of the electric cylinder to extend and push the angle folding rod, the angle folding rod rotates in the sliding sleeve and pushes the sliding sleeve to slide on the outer surface of the shifting rod, the tail end of the electric cylinder rotates around the installation rod, and therefore the shifting rod drives the inner ring to rotate anticlockwise in the middle of the limiting ring under tangential force. Each arc-shaped groove inside pushes the rod portion of the corresponding movable block to slide in the corresponding straight groove, the block portion of each movable block slides in the gap between the clamping ring protruding blocks, the multiple movable blocks gradually cover the corresponding straight groove and block an air channel formed by the arc-shaped grooves and the corresponding straight groove, the air outlet amount is reduced, a movable rod of the electric cylinder shrinks, the air outlet amount is increased, and therefore the air outlet amount is further adjusted.

The present invention relates to the field of building ventilation structure, and in particular to an energy-saving ventilation structure for building design. It includes an air inlet tube, a connecting tube, an air outlet tube, an air inlet adjustment component, an air outlet adjustment component, a filter plate 1, a filter plate 2, an air inlet component, a control box, a mounting frame, a solar panel and a power storage device; the air inlet tube and the air outlet tube are respectively connected to the two ends of the connecting tube; the air inlet adjustment component is arranged on the air inlet tube; the air outlet adjustment component is arranged on the air outlet tube; the filter plate 1 and the filter plate 2 are arranged on the connecting tube; the air inlet component is arranged between the filter plate 1 and the filter plate 2; the mounting frame is arranged on the air inlet tube; and the solar panel is arranged on the mounting frame. The present invention has various ventilation modes, and an air inlet component is arranged to achieve the purpose of synchronous air intake and cleaning, and realize efficient ventilation, energy saving and environmental protection. An air inlet adjustment component is arranged to control the air intake volume to meet different air intake requirements. An air outlet adjustment component is arranged to control the air outlet angle to meet different air outlet requirements.

The utility model discloses a deformable hat which comprises a sunshade module and a tidying module, and the sunshade module comprises a hat head and a duck tongue plate detachably connected with the hat head. The arrangement module comprises a binding bag installed at the bottom of the duck tongue plate, a zipper connected with the binding bag, a protective cover movably installed at the bottom of the duck tongue plate and a buckle fixedly connected with the bottom of the binding bag, and the protective cover is movably buckled with the buckle. According to the utility model, the duck tongue plate and the cap head are detached, then the protective cover is pulled open and fixed by the buckle, and then the protective cover is held by a hand, so that the duck tongue plate fanns like a fan, the air volume is large, and the use comfort is improved.

The utility model provides a fan and a ventilation device.The fan comprises a first cover plate, a second cover plate and a plurality of fan blades, the first cover plate is annular, and a first ventilation opening is formed in the inner side of the first cover plate; the second cover plate and the first cover plate are oppositely arranged at an interval, and a second ventilation opening is formed between the outer edge of the second cover plate and the outer edge of the first cover plate; the multiple fan blades are arranged between the first cover plate and the second cover plate at intervals around the center line of the first ventilation opening. The ends, close to the center of the first ventilation opening, of the fan blades extend into the first ventilation opening, so that the ends, close to the first ventilation opening, of the fan blades can be set to be high, the area of the fan blades is large, and the air volume is increased; and the end, close to the center of the first ventilation opening, of each fan blade is in the step shape with the height gradually increased in the direction from the center of the first ventilation opening to the edge of the first ventilation opening, noise can be effectively reduced, and therefore the fan is low in noise while having large air volume.

The invention discloses an anti-corrosion air distribution box of an RTO heat storage type incinerator, and belongs to the technical field of air box anti-corrosion. The anti-corrosion air distribution box of the RTO heat storage type incinerator comprises the RTO heat storage type incinerator, and an air box assembly is further arranged at the bottom of the RTO heat storage type incinerator; the air box assembly comprises a fixing frame, an air inlet pipe, an electric valve, a first motor, a first ventilation pipe, a first pressure sensor, a first activated carbon block, a second ventilation pipe, a second baffle, a second pressure sensor and a second activated carbon block. The anti-corrosion method can be changed according to different air humidity, when the external air humidity is low, only two sets of activated carbon blocks are used for dehumidification and anti-corrosion operation, energy consumption is reduced, the effects of energy conservation and emission reduction are achieved, meanwhile, the air inlet amount is increased, the production efficiency is improved, and when the external air is humid, heat generated by incineration is used for heating and dehumidification, so that the environment is protected. Corrosion caused by wet gas accumulation is avoided, meanwhile, the air inlet amount is reduced, and the dehumidification efficiency is improved.

The utility model relates to the technical field of clothes processing equipment, in particular to a fan and drying equipment comprising the fan, and aims to solve the problem that the drying efficiency of the drying equipment is poor due to the fact that the fan of the existing drying equipment is limited by the mounting space and the air volume is small. In order to achieve the purpose, the fan comprises a volute and an impeller installed in the volute, blades are arranged on the impeller, an exhaust channel is arranged between the outer ends of the blades and the first inner wall of the volute, the outer ends of the blades are the ends away from the center of the impeller, and a groove structure is arranged at the position, corresponding to the exhaust channel, of the second inner wall of the volute. The groove structure is sunken towards the outer side of the volute in the axis direction of the impeller so that the cross sectional area of the exhaust channel can be increased. According to the utility model, the groove structure which is sunken along the axial direction of the fan is arranged on the volute of the fan, so that the axial space of the fan can be fully utilized to increase the cross sectional area of the exhaust channel, and the drying efficiency of the drying equipment can be improved.

This invention discloses a centrifugally driven electromagnetic regulating device, a fan, and a gas water heater. The centrifugally driven electromagnetic regulating device includes a centrifugal diaphragm and a base connected to the fan shaft. The base has an inner cavity with a ventilation opening. The centrifugal diaphragm is movably disposed in the inner cavity and is used to block the ventilation opening. The fan shaft rotates to drive the base and the centrifugal diaphragm to rotate together. The centrifugal diaphragm moves in the inner cavity under centrifugal force to change the area of ​​its blocking of the ventilation opening, thereby changing the ventilation area of ​​the ventilation opening. This invention cleverly utilizes centrifugal force as the source of power for the centrifugal diaphragm to slide relative to the inner cavity of the base, so as to adjust the position of the centrifugal diaphragm at the ventilation opening in the inner cavity of the base. The transmission process does not use components with large mass, so the overall inertia is small. The centrifugal diaphragm can sensitively respond to changes in rotational speed and flexibly change its position blocking the ventilation opening.

The utility model provides an electric air outlet and a sealing air guide mechanism thereof, which comprise a shell, an inner support, an air guide blade group, an air door, an air guide plate and a driving device, an air duct is formed in the shell, the air inlet end of the air duct is used as a first air duct area, and the air outlet end of the air duct is used as a second air duct area; the inner support is installed in the second air duct area and divides the second air duct area into an upper air duct and a lower air duct. The air guide blade group is mounted in the upper air duct and the lower air duct; the two air doors are respectively mounted at the air inlet ends of the upper air duct and the lower air duct; the air guide plate is rotationally mounted in the first air duct area and located between the upper air duct and the lower air duct; the driving device is installed outside the shell and used for driving the air guide blade set, the air door and the air guide plate to rotate. The electric air outlet and the sealing air guide mechanism thereof are compact in structure, attractive in appearance, low in noise and power consumption and good in use comfort.

The present invention provides a head assembly, an air duct system, and a fan. A head assembly includes an air outlet duct and an air guide plate. A plurality of air guide plates separate the air outlet duct into a plurality of air outlet portions. The air outlet portions include a first wind wall and a second wind wall arranged opposite to each other, wherein: the first wind wall includes a first curved guide surface and a first outlet surface connected to the first curved guide surface along the airflow direction; the second wind wall includes a second curved guide surface and a second outlet surface connected to the second curved guide surface along the airflow direction; an air outlet gap is formed between the first outlet surface and the second outlet surface, and along the airflow direction, an extended surface of the first curved guide surface intersects with the second outlet surface, and an extended surface of the second curved guide surface intersects with the first outlet surface. The head assembly in the present invention has a large air outlet volume and a strong wind pressure.

The invention relates to the technical field of civil air defense engineering, and discloses a civil air defense poison filtering ventilation system built through a coal mine wide roadway, the civil air defense poison filtering ventilation system comprises one or more civil air defense poison filtering ventilation system single bodies connected in series, and each civil air defense poison filtering ventilation system single body comprises two cement bases fixed to the surface of the inner wall of the roadway in a sealed mode; an installation bent frame is fixed between the two cement bases, two sets of parallel poison filtering and ventilating devices are fixed to the installation bent frame in a sealed mode, the air inlet end and the air outlet end of each poison filtering and ventilating device are provided with channels in the same direction as a roadway, and the channels comprise the central channel and the side channels. A vertical sealing baffle is fixed to the side face, located on the poison filtering and ventilating device, of the installation bent frame through the installation bent frame, a protective air-tight door and an oil screen dust filter are embedded in the vertical sealing baffle in a sealed mode and right opposite to the channel inlet, and a protective air-tight door is embedded in the sealing baffle in a sealed mode and right opposite to the channel outlet. The system is high in protection level and long in protection time, and does not need to occupy extra space.

The invention discloses a fresh air assembly and an air conditioner, the fresh air assembly comprises a shell and a wind wheel, and a worm wheel cavity is formed in the shell; the wind wheel is rotatably arranged in the worm wheel cavity; wherein an installation groove in the thickness direction of the wind wheel is formed in the shell, a ventilation opening penetrating in the thickness direction is formed in the bottom wall of the installation groove, and at least part of the wind wheel is contained in the installation groove. According to the fresh air assembly, the mounting groove is formed, and at least part of the wind wheel is arranged in the mounting groove, so that the thickness of the wind wheel can be increased, the air outlet amount can be increased, backflow of airflow is reduced, and the air outlet efficiency is improved.

The present invention provides an air duct component and an air conditioner. The air duct component includes: an air duct body, which is provided with a circulation channel; a fan blade assembly, wherein a plurality of fan blade assemblies are arranged in the circulation channel and are arranged at intervals along the axial direction of the circulation channel; a mounting plate and a driving assembly, wherein the mounting plate is installed in the circulation channel, the driving assembly is installed on the mounting plate, the driving assembly is connected to the fan blade assembly, a yield channel is provided on the mounting plate, and a rectifying assembly is provided in the yield channel; a first flow guide assembly and a second flow guide assembly, wherein the first flow guide assembly is arranged at the first end of the circulation channel, and the second flow guide assembly is arranged at the second end of the circulation channel. The air duct component of the present invention can switch the inlet and outlet directions of the airflow, and there are the first flow guide assembly, the rectifying assembly and the second flow guide assembly at the same time, so that the air duct component has both inlet pre-rotation and outlet rectification, and also has a rectifying effect in the middle, which greatly optimizes the airflow direction channel and increases the working efficiency of the fan blade assembly.

The invention discloses mining large-range adjustable injection type negative pressure dust removal equipment which comprises an atomization assembly used for generating water mist, the atomization assembly is arranged at the front end of a barrel, the barrel is arranged on a supporting assembly through an adjusting assembly, and the adjusting assembly is used for achieving lifting, front-back inclination and left-right inclination adjustment of the barrel relative to the supporting assembly. An air supply assembly is arranged on the supporting assembly, and the transverse length of the transverse cross section of the front end of the barrel is larger than the longitudinal length. The shape of the air outlet of the barrel is changed, compared with the prior art, the transverse size is increased, the transverse atomization range is enlarged, the effective range of atomized liquid drops resisting transverse wind in the open air environment is guaranteed, and therefore the atomization range of the whole equipment is enlarged; the adjusting assembly capable of adjusting lifting, front-back inclination and left-right inclination is further arranged, the position of the barrel can be adjusted conveniently, the adjusting assembly is combined with the structure of the air outlet of the barrel, the transverse atomization range of the whole equipment can be enlarged, and the resistance of the whole equipment to natural transverse wind is improved.

The air conditioner indoor unit comprises a machine shell, a first air outlet channel and a second air outlet channel are arranged in the machine shell, the first air outlet channel is provided with a first air outlet formed in the machine shell, and the second air outlet channel is provided with a second air outlet formed in the machine shell; the flow dividing structural part is arranged on the machine shell, the flow dividing structural part is provided with a first flow dividing face and a second flow dividing face, the first flow dividing face is used for guiding airflow to the first air outlet, and the second flow dividing face is used for guiding airflow to the second air outlet; the switching part is rotatably arranged on the flow dividing structural part, the switching part has a first state, a second state and a middle state, the switching part shields the first air outlet channel in the first state, the switching part shields the second air outlet channel in the second state, and the first air outlet channel and the second air outlet channel are both communicated in the middle state. According to the air conditioner indoor unit, the first air outlet and / or the second air outlet can be selected for air outlet, and the air outlet modes of the air conditioner indoor unit are increased.

The utility model provides a drying air duct structure which is applied to a clothes drying device, the clothes drying device comprises a drying cylinder, a clothes drying cavity is formed in the drying cylinder, the clothes drying cavity is provided with an airflow inlet and an airflow outlet, and the drying air duct structure is communicated between the airflow inlet and the airflow outlet. The drying air duct structure comprises a rear cover plate and a back plate which are buckled together front and back to form the drying air duct structure, and two air inlets are located in the lower portion of the drying air duct structure and used for introducing hot air from a heating source into an air duct cavity of the drying air duct structure. When the back plate and the rear cover plate are buckled together front and back to form a drying air duct structure, the first volute structures and the second volute structures are matched together in a one-to-one correspondence mode to form two volute air ducts. The two volute air ducts are in one-to-one correspondence with the two air inlets so as to be respectively provided with an impeller for introducing hot air from a heating source into the air duct cavity of the drying air duct structure; and the air supply direction of the air supply outlet of each volute air duct faces the air outlet of the drying air duct structure.

The invention discloses fresh air heating equipment which comprises a box body, a cover plate, an air duct assembly and a control adjusting assembly. According to the fresh air heating equipment, the cover plate covers the air channel assembly in the box body, the air channel assembly is internally provided with the air flow channel, the air channel assembly divides the box body into the first air cavity and the second air cavity, and the first air cavity and the second air cavity intersect at one end of the air flow channel; the exhaust outlet and the ventilation opening communicate with the other end of the air flow channel, and the first air cavity communicates with the ventilation opening so that it can be guaranteed that fresh air is introduced. By controlling the adjusting assembly, the air flow channel is controlled to be selectively communicated with one of the ventilation opening and the exhaust opening, so that switching among a fresh air heating mode, an indoor air heating mode and an air exchange mode is achieved. According to the fresh air heating equipment, multiple working modes are provided, fresh air heating is achieved by introducing fresh air to be mixed with indoor air, and energy consumption is reduced while the air inlet amount is increased; the air exchange mode is adopted, the oxygen content concentration in the bathroom is improved, and then the comfort degree is improved.

The invention relates to the technical field of air supply, and discloses a reverse air supply air feeder which comprises a shell, a motor is installed in the shell, fan blade sets are installed at the output ends of the two ends of the motor correspondingly, and each fan blade set comprises a rotating shaft, a fixing disc and multiple sets of single fan blades; the multiple sets of single fan blades are arranged on the outer side of the fixing disc in a circumferential distribution mode, the rotating shaft is fixed to the output end of the motor, the fixing disc is fixed to the rotating shaft, and the axes of the fixing disc and the rotating shaft coincide. A U-shaped frame is installed in the shell and used for controlling the inclination direction of the multiple sets of single fan blades. The U-shaped frame moves along the adjusting shaft and makes contact with the limiting ring layers on the two sides correspondingly, two kinds of inclination of the single fan blade are achieved, the single fan blade is driven to rotate, two kinds of inclination changes are achieved, reverse air supply of the single fan blade can be achieved, and the damage probability is reduced; the single fan blade rotates, the windward side of the single fan blade is pushed by airflow, the deformation layer is stressed and pushed to form a recess, and the air volume is increased.

The utility model provides a kind of high-speed fan, including: motor assembly;Fan shell, sleeve joint motor assembly, the direction of the air flow produced by the outer periphery of cooperation motor assembly is formed into air inlet end and air outlet end respectively, the surface of motor assembly located at air outlet end is equipped with several self central outward helical extension's air deflector;Annular air inlet cover, connect the air inlet end of fan shell;And arc air outlet cover, connect the air outlet end of fan shell, the outer wall of fan shell, the inner wall of arc air outlet cover is divided by air deflector and is formed into several helical air ducts arranged in ring, air flow produced by motor assembly is shunted as sub-air flow by helical air duct, and sub-air flow is independently emitted outward from the air outlet opening in the center of arc air outlet cover.The utility model can improve air duct structure, effectively increase the air output of fan under the premise of constant motor power, and improve the effect of silence.

The utility model discloses a duct type air conditioner and an air conditioner. The duct type air conditioner comprises a shell, a first mounting area, a second mounting area and a third mounting area are sequentially arranged in the shell; the heat exchanger is arranged in the first mounting area; the fan is arranged in the third mounting area, and an air inlet of the fan faces the second mounting area; the acoustic superstructure is located in the second installation area and located on the periphery of the air inlet of the fan, and an air passing channel is formed among the sound absorption face of the acoustic superstructure, the side, facing the second installation area, of the heat exchanger and the air inlet of the fan. When the wind pipe machine runs, indoor air flows to the wind passing channel after being subjected to heat exchange through the heat exchanger and then is blown back into a room through the fan, the acoustic superstructure is located on the periphery of the air inlet of the fan, so that the acoustic superstructure does not affect air inlet of the air inlet of the fan, and in the process that a wind beam passes through the wind passing channel, the wind beam is not affected. The noise in the wind beam can enter the acoustic superstructure from the sound absorption surface of the acoustic superstructure to reduce the noise, so that the ducted air conditioner has the advantages of low noise, large air output and good overall performance.

The present invention discloses an air outlet assembly and an air conditioner. The air outlet assembly includes: an air inlet plate, on which a plurality of air inlet holes are arranged; an air outlet plate, on which a plurality of air outlets are arranged; a speed increasing tube, wherein a first air duct and a second air duct are connected to each other along the gas flow direction, the cross-sectional size of the first air duct gradually decreases, and the cross-sectional size of the second air duct gradually increases, the outer port of the first air duct forms an air inlet area, and the outer port of the second air duct forms an air outlet area, and an air suction hole connected to the second air duct is opened on the tube wall of the speed increasing tube; the speed increasing tube is arranged between the air inlet plate and the air outlet plate, and the air introduced by the air inlet hole enters the speed increasing tube and is output from the corresponding air outlet. The air outlet assembly is used to increase the air volume to reduce energy consumption and reduce noise, thereby optimizing user experience.