109results about How to "Adjust the air volume" patented technology

The invention discloses an air cooling refrigerator, which comprises a tank body, a temperature alternating chamber, and an adjusting plate, wherein the tank body is provided with a tank container and an air channel; the temperature alternating chamber is arranged in the tank body; an air supply outlet which is communicated with the air channel and used for supplying air into the temperature alternating chamber is arranged on a rear wall of the tank container corresponding to the temperature alternating chamber; the adjusting plate can be movably arranged at the air supply outlet and is used for adjusting the opening of the air supply outlet; and the adjusting plate is suitable to be adjusted by a user manually. According to the air cooling refrigerator disclosed by the embodiment of the invention, the user operates the adjusting plate manually, so that the opening of the air supply outlet can be adjusted. The air cooling refrigerator is simple in structure, low in cost and convenient to adjust.

The invention provides a high-voltage switch cabinet capable of being automatically cooled and cleaned. The high-voltage switch cabinet comprises a cuboidal cabinet body which is composed of a left side plate, a right side plate, a top plate, a bottom plate, a back side plate and cabinet doors; the left side plate and the right side plate are each provided with a blind window, and the inner wall of the left side plate and the inner wall of the right side plate are provided with dust removing mechanisms at the blind windows; a left vertical plate and a right vertical plate are arranged between the top plate and the bottom plate, the left vertical plate is parallel to and adjacent to the left side plate, the right vertical plate is parallel to and adjacent to the right side plate, air suction holes are evenly formed in the left vertical plate and the right vertical plate, and the right side of the left vertical plate and the left side of the right vertical plate are provided with electric elements; an air volume rotating regulating mechanism is arranged between the center of the top plate and the center of the bottom plate. The high-voltage switch cabinet has the advantages of being simple in structure, easy to operate, good in heat dissipation effect, little in energy consumption, high in reliability and good in dust-proof effect, the electric elements in the cabinet body can keep the good working state temperature by regulating the air sucking volume, and therefore the service life of the electric elements is prolonged.

The invention provides a branching air supply device. The branching air supply device comprises a shell, an adjusting piece, a driving device and a pre-tensioning force exerting device, wherein the shell is provided with at least one air inlet and a plurality of air outlets, the adjusting piece is provided with at least one shielding portion, at least one of the shielding portions is rotationally arranged inside the shell to be configured for shielding the air outlets in a controllable mode, and the air outlet area of each air outlet can be adjusted; the driving device is configured to be capable of driving the adjusting piece to rotate; the pre-tensioning force exerting device is installed between the adjusting piece and the shell, and the pre-tensioning force exerting device is configured to be capable of exerting pre-tensioning force opposite to the rotating direction on the adjusting piece at least when the adjusting piece rotates in one rotating direction. The branching air supply device and a refrigerator are capable of conducting reasonable allocation on cool air according to the cooling capacity requirements of different storage rooms or the cooling capacity requirements of different storage space of the same storage room, so that the freshness retaining performance and the operating efficiency of the refrigerator are improved, and the stability can be kept in the adjusting process.

The invention relates to an ultralow-nitrogen gas burner. The ultralow-nitrogen gas burner comprises a first-stage gas header, a second-stage gas collecting ring, a furnace body, an igniter and an airflue with openings in the two ends, and the outlet of the air flue penetrates through a furnace wall of the furnace body to enter a hearth; the air flue at least comprises a central air flue, a primary air flue and a secondary air flue which are sequentially arranged from inside to outside in a sleeved mode, and the first-stage gas header and the second-stage gas collecting ring are connected with a fuel gas main pipe; the first-stage gas header is connected with a central spray gun and a plurality of first-stage gas spray guns, the first-stage gas spray guns are uniformly distributed on theperiphery of the central spray gun, and the central spray gun and the first-stage gas spray guns extend into the central air flue; the second-stage gas collecting ring is uniformly connected with a plurality of second-stage gas spray guns, and the second-stage gas spray guns extend into the secondary air flue; and the igniter is arranged in the central spray gun, and an ignition end of the igniterextends out of an outlet end of the central spray gun. According to the ultralow-nitrogen gas burner, a double-header and pipe group type supply mode is adopted, so that circumferential grading of the fuel is realized, air / gas mixing condition is improved, combustion balance is realized, and NOx generation is reduced.

The invention relates to an open-loop type in-situ measurement method and an open-loop type in-situ measurement device for the exhalation rate of radon in a water body. An open hole which is slightly larger than the diameter of the cross section of a radon collection cover is formed in the center of a water surface bracket of the device, and a screw for fixing the radon collection cover is arranged around the open hole; three buoys which are uniformly distributed into a triangle are arranged at the periphery of the water surface bracket; an air inlet and an air outlet are formed in the top of the radon collection cover; scale lines for measuring the air volume in the radon collection cover is formed in the surface of the radon collection cover. A middle connection piece of the water surface bracket is connected with the radon collection cover, so that the radon collection cover and the water body to be measured can well form a closed space. A measurer can be used for measuring the radon concentrations in the radon collection cover at different moments, and finally the exhalation rate of radon in the water body can be obtained according to a calculating formula of the radon exhalation rate.

The invention discloses an air conditioner and an indoor unit thereof. The indoor unit is provided with an air outlet and comprises a plurality of stop blocks arranged at the air outlet, a baffle and a drive piece driving the baffle to move, wherein a gap is formed between every two adjacent stop blocks, and the air outlet is divided by the stop blocks into a plurality of branch air outlets. The drive piece can drive the baffle to move so that the baffle can move to cover at least one branch air outlet from one side of the air outlet, or the baffle can move to one side of the air outlet from the position where at least one branch air outlet is covered. Thus, according to the actual need, the baffle can be driven by the drive piece to move so that the baffle can cover the branch air outlets or not cover the branch air outlets, the number of the ventilating branch air outlets is adjusted accordingly, the air outflow amount is adjusted, and the air outlet comfort is finally achieved.

The invention relates to a rice-bran separator which comprises a base, a vibration screening mechanism, a vibration mechanism, a feeding cabin, a feeding funnel and an air separation dust collection system, wherein the vibration mechanism is fixed on the base; the vibration screening mechanism is arranged on one side of the vibration mechanism and is connected with the driving end of the vibration mechanism; the bottom of the vibration screening mechanism is hinged with the base through a plurality of connecting rods; a feeding hole is formed in the upper end of the vibration screening mechanism; a discharge hole is formed in the lower end of the vibration screening mechanism; the feeding cabin is arranged above the feeding hole; the bottom of the feeding cabin is communicated with the feeding hole; the feeding funnel is arranged above the feeding cabin; the bottom of the feeding funnel is communicated with the top of the feeding cabin; and the air selection dust collection system is arranged at the connecting part of the bottom of the feeding funnel and the top of the feeding cabin. The rice-bran separator has the advantages that the structure is simple, bran, dust and impurities can be effectively separated through two screening procedures of air separation and vibration screening, the efficiency is relatively high, problems that dust is adhered to a screening surface and normal use can be affected are avoided, the maintenance overhaul frequency of a machine is reduced, and the cost is reduced.

The invention discloses an automobile air conditioner air outlet. The automobile air conditioner air outlet comprises a shell, an air guide mechanism and a control mechanism, the air guide mechanism comprises air guide blades arranged in the shell and used for adjusting the transverse air direction and an air door used for adjusting the air volume, the control mechanism comprises an operation piece and a transmission assembly, a track groove is formed in the operation piece. The transmission assembly comprises a blade transmission part in transmission connection with the air guide blade and anair door transmission assembly connected with the air door, and the other end of the air door transmission assembly is matched with the track groove; through the arrangement of the track groove, whenthe operating piece rotates, the actions of the air guide blades and the air door can be controlled correspondingly, and therefore adjustment of the transverse air direction and adjustment of openingand closing of the air door can be achieved.

A server is disclosed, including a case, a fan, power consumption component, thermosensitive element, air guide control module and air guide cover are arranged in the case, the power consumption component, the air guide cover and the fan are arranged in sequence in the longitudinal direction, the air guide cover is provided with an air duct communicating with the fan and the power consumption component, the thermosensitive element is arranged in correspondence with the power consuming element in the power consuming module and can detect the temperature of the corresponding power consuming element. The thermosensitive element is in signal connection with the air guide control module. The air guide control module is used for controlling the movement of the wind shield in the wind duct according to the detection result of the thermosensitive element to adjust the air volume blown to the corresponding power consuming element. In the server, the air quantity provided by the fan can be adjusted and distributed freely, so that the heat dissipation of the power consumption component in the case can be more balanced and reasonable, the distribution of the air volume can be more flexible, the air flow can be maximally utilized, and the unreasonable air flow loss can be avoided.

An integrated heat dissipation and dust removing distribution box comprises a cuboid-shaped box body, wherein the box body comprises a left side plate, a right side plate, a top plate, a baseplate, a rear side plate and a box door, wherein shutters are arranged on the left side plate and the right side plate respectively; soot cleaning structures are arranged on the shutters on the inner walls of the left side plate and the right side plate; a left standing plate and a right standing plate are arranged between the top plate and the baseplate, and are parallel and adjacent to each other; the right standing plate and the right side plate are parallel and adjacent to each other; the air extracting holes are uniformly formed in the left standing plate and the right standing plate; electric elements are arranged on the right side of the left standing plate and the left side of the right standing plate; rotary dust blowing mechanisms are arranged at the tops of the electric elements; a wind volume rotational adjusting mechanism is arranged between the center of the top plate and that of the baseplate. The integrated heat dissipation and dust removing distribution box has the advantages that the structure is simple; the operation is easy; the radiating effect is high; the energy consumption is low; the reliability is high; the dust-proof effect is good; the temperature of the electric element in the box body can be adjusted to meet the requirement of a favorable operating state by adjusting the wind-drawing volume, so as to prolong the service lives of the electric elements.

The invention provides an air adjusting and heat dissipating self-cleaning transformation cabinet. The transformation cabinet comprises a cuboid cabinet body, wherein the cabinet body comprises a left side plate, a right side plate, a top plate, a bottom plate, a rear side plate and a cabinet door; shutters are arranged on the left side plate and the right side plate respectively; deashing mechanisms are arranged on the shutters on the inner walls of the left and right side plates; a left vertical plate and a right vertical plate are arranged between the top plate and the bottom plate; the left vertical plate and the left side plate are parallel and adjacent; the right vertical plate and the right side plate are parallel and adjacent; exhaust holes are uniformly formed in the left vertical plate and the right vertical plate; electrical components are respectively arranged at the right side of the left vertical plate and at the left side of the right vertical plate; rotary dust blowing mechanisms are arranged at the tops of the electrical components; and an air volume rotary adjusting mechanism is arranged between the center of the top plate and the center of the bottom plate. The transformation cabinet has a simple structure, good heat dissipation effects, strong reliability and good dustproof effects, is easy to operate and is low in energy consumption. The transformation cabinet has the beneficial effect that the electrical components in the cabinet body maintain the temperatures in good working conditions by adjusting the exhaust volume, thus prolonging the service lives of the electrical components.

The invention belongs to the field of solar power generation and discloses a heat absorbing tower with a natural ventilation cooling function. The heat absorbing tower with the natural ventilation cooling function comprises a tower barrel, a heat absorbing tower equipment room, a steam pipe and a condensed water pipe; the heat absorbing tower equipment room is arranged at the top end of the towerbarrel; an air outlet is formed in the side wall of the upper part of the tower barrel; an air inlet is formed in the side wall of the bottom end of the tower barrel; an air cooling heat radiator system is arranged in the air inlet; and the steam pipe is connected with the condensed water pipe through the air cooling heat radiator system. For a solar power plant, a heat absorbing tower and a cooling tower can be combined into one by using a design of a system for using a tower barrel of a high-rise building heat absorbing tower; a natural ventilation cooling system can be adopted in the solarpower plant to reduce the station service power consumption rate and increase the profit of the solar power plant; as high buildings are not additionally constructed, the shielding loss is reduced; and meanwhile, the project cost is reduced, and the floor space is reduced.

The invention relates to a ceiling fan capable of adjusting the fan blade angles. The ceiling fan comprises a rotary seat, a suspender, a rotating motor, a plurality of fan blade sets and an adjustingset. The rotating motor can drive the rotary seat to rotate relative to the suspender, and the fan blade sets are arranged on the rotary seat at intervals in a surrounding mode. The adjusting set ismounted in the rotary seat and provided with an outer sleeve, an inner sleeve, a driving disk and a driving motor, and a driving rod of each fan blade set penetrates through a driving ring groove of the driving disk. When a driving screw rod of the driving motor is driven to rotate, the outer sleeve can be driven to rotate, the inner sleeve and the driving disk can be driven to move up and down, fan blades are driven to deflect accordingly, and thus under a certain rotating speed of the rotating motor, the optimum blast amount which accords with the power-saving benefits or enables a user to feel most comfortable is adjusted.

The invention discloses an intelligent regulating type guard fence. The intelligent regulating type guard fence comprises a front guard fence body, a radiator, a fan and an electronic control unit, and the electronic control unit is electrically connected with the radiator and the fan. The intelligent regulating type guard fenceis characterized in that the front guard fence body comprises a mounting plate with ventilation holes, and M air guide plates are hinged to one side of the mounting plate; and the M air guide plates are arranged in parallel, wherein M is a natural number larger than 1. The intelligent regulating type guard fence at leastfurther comprises a temperature sensor used for detecting the temperature information of an engine, connection rods chained to the air guide plates, a hydraulic oil cylinder used for driving the connection rods to act, and a magnetic valve set used for controlling the hydraulic cylinder to act, wherein the output terminal of the temperature sensor is electrically connected with the electronic control unit; and the magnetic valve set and the electronic control unit are electrically connected. By means of the intelligent regulating type guard fence, the problems that the air exhaust quantity of a prior engineering vehicle radiator cannot be adjusted as the opening degree of a front guard fence body cannot be actively regulated in real time along with the temperature changes of the engine, and sundries between the front guard fence body and the radiator cannot be removed in time are solved.

The invention discloses an air supply system of a long tunnel. The air supply system aims to solve the problem that the air supply volume and the air supply position in a traditional tunnel are not adjustable. According to the key points of the technical scheme, the air supply system of the long tunnel comprises a tunnel body, and an arch-shaped channel is arranged in the tunnel body; preformed holes are formed in the positions, near the channel, of the tunnel body in the length direction, and air outlets communicating with the channel are formed in the side walls of the preformed holes; a wind supply mechanism is disposed at the position, near the side wall of the channel, in the tunnel body, and the wind supply mechanism includes an air duct assembly disposed in the preformed holes; theend portion of the air duct assembly is connected with a draught fan, and the air duct assembly is provided with adjusting mechanisms for adjusting air volume of the air duct assembly; and the numberof the preformed holes is five and the preformed holes are equally distributed along the curved faces of the channel. According to the air supply system of the long tunnel, the adjustment of the air supply volume and the air supply position in the channel can be realized, and the application is more flexible.

The invention provides a novel-structure wind stopping device of a cooling tower of a thermal power plant. The structure of the wind stopping device is of an overlapped type; and the structure can effectively reduce the space occupied by the wind stopping device and the size of an air inlet can be conveniently adjusted according to the change of an outer environment of the cooling tower, so that the air inlet quantity of the cooling tower is changed, and the normal operation of the cooling tower is guaranteed. The wind stopping device is composed of overlapped wind stopping plates, a wind stopping plate supporting device and a steel wire rope power transmission device. The overlapped wind stopping plates are connected into a whole body through a guide rail; the wind stopping device can slide in a supporting structure through using a steel wire rope to transmit power, so that the wind stopping device can properly adjust the size of the air inlet of the cooling tower according to the change of the outer environment to take the wind stopping and anti-freezing effects and guarantee the normal operation of the cooling tower in different seasons.

The invention discloses a refrigerator drawer with an accelerated cooling function and a refrigerator, and solves the problems of the cooling efficiency and effect of the refrigerator. The refrigerator drawer is characterized in that holes for air circulation are formed in the drawer; through the holes, cold air is introduced into the refrigerator drawer; an effective pressure difference is established between supply air and return air, so that rapid cooling in the refrigerator is realized; the technical scheme lies in that the refrigerator drawer comprises a drawer body; an accommodating space is formed in the drawer body; a front baffle, a rear baffle and two side plates are arranged on the periphery of the accommodating space; the first holes for air circulation are formed in each of the two side plates; sliding plates are arranged in the accommodating space by clinging to the two side plates correspondingly; multiple second holes are formed in each of the sliding plates.

The invention provides an air guiding device and an indoor unit of a vertical type air conditioning chamber. The air guiding device is mounted at an air outlet of the indoor unit of the vertical type air conditioning chamber; the air guiding device comprises a round outer frame and two driving mechanisms, wherein a round ventilation port is defined on the inner side of the round outer frame; a plurality of swinging blades which are parallel to each other along a length direction are pivotally mounted on the inner side of the round outer frame respectively; a pivoting axial line of each swinging blade extends along the length direction of each swinging blade to ensure that the plurality of swinging blades can adjust the air-out direction of the round ventilation port through synchronous pivoting, and the plurality of swinging blades are divided into two swinging blade groups; and each driving mechanism is configured to respectively drive the swinging blades of one swinging blade group to rotate. The air guiding device disclosed by the invention is novel and unique in structure, and the indoor unit of the vertical type air conditioning chamber can simultaneously bright out the air to the two directions .

The invention discloses a baking device for producing tea leaves. The baking device comprises a box, a hot air generator, a refrigeration fan, rotating overturning devices and a baking plate. Comparedwith the prior art, the baking device has the advantages as follows: the rotating overturning devices are used in pairs, a baking plate is jointly in slidable connection in a pair of rotating overturning devices, and the baking plate after working for a period of time is capable of turning over for baking under the driving of the rotating overturning devices, so that the tea leaves in the bakingplate can be turned over and spread for baking and the baking uniformity of tea leaves can be guaranteed; a second slide slot is formed in a position higher than a baffle on the inner side of a lateral plate, a cover plate is slidably jointed in the second slide slot and five rows of narrow spaces parallel to a rotating axis are formed by the baffle, the lateral plate, the base plate and the coverplate, so that the tea leaves in five rows of narrow spaces are not stacked and caked together under the influence of rotation when the baking plate is rotated and turned over.

The invention relates to the field of dust removal, in particular to an environment protection monitoring and energy saving optimization oriented cloth bag dust collector which comprises a dust collection pipeline, a dust collection box and connecting pipes. The dust collection pipeline is connected with the dust collection box, an ash hopper is arranged at the lower end of the dust collection box, an air purification chamber is arranged at the upper end of the dust collection box, and a plurality of filter bags are arranged in the dust collection box and communicated through the connecting pipes. An air outlet pipe is arranged outside the air purification chamber, a ventilating pipe is arranged in the air purification chamber, a fan is arranged on the side wall of the air purification chamber, the fan is communicated with the air outlet pipe through the ventilating pipe, a contraction section is arranged on the ventilating pipe, the filter bags are communicated with the contraction section, and a valve is arranged on the ventilating pipe between the two filter bags close to the fan. When the technical scheme is adopted, dust on the filter bags can be conveniently cleaned.

The invention discloses a vertical cabinet type air-conditioner automatic gate structure which comprises a position sensor fixing support, a position sensor, a sliding support, a transmission gear, a driving motor controlling the transmission gear to rotate, a guiding rail and a front face plate. The position sensor is arranged at the upper end of the sliding support which can move along the guiding rail. The sliding support is provided with tooth bars matched with the transmission gear, a front anti-dazzling screen and a back anti-dazzling screen. The front anti-dazzling screen and the back anti-dazzling screen are contacted with the position sensor to achieve control of closing and total opening of the front face plate. According to the vertical cabinet type air-conditioner automatic gate structure, only the front face plate is used for achieving opening and closing of an air inlet and an air outlet of an air-conditioner, the front face plate slides forwards to open the air inlet and the air outlet and slides backwards to close the air inlet and the air outlet. In addition, the sizes of the air inlet and the air outlet can be adjusted through displacement of forward sliding of the front face plate, and therefore air inlet quantity and air outlet quantity are adjusted.

The invention discloses a test tube rack capable of dynamically controlling evaporation capacity. The test tube rack comprises an inverted-T-shaped test tube rack supporting body, an air chamber and awater collecting chamber are arranged on a supporting frame, a plurality of air outlets are formed in the air chamber, a supporting pipe is arranged on the supporting frame, one end of the supportingpipe is connected with the air outlets, and a control plug is arranged at the other end of the supporting pipe and can adjust the air volume flowing out of the control plug according to the weight ofa test tube. The invention provides the test tube rack capable of dynamically controlling evaporation capacity, which can dynamically adjust dry air of the test tube rack. Air in the air chamber is blown into the supporting pipe through the air outlets and blown out of the control plug, the control plug can adjust the air outlet amount according to the weight of the test tube, the effect that a small test tube blows a small amount of air and a large test tube blows a large amount of air is achieved, and therefore the air outlet amount can be adjusted according to the test tube size.

The invention discloses a closed ventilating and insulating pig breeding workshop and belongs to pig breeding plants. The closed ventilating and insulating pig breeding workshop comprises pig houses in a plant; the wall body of two sides of the plant has an interlayer structure formed by an inner wall (15) and an outer wall (1), and a wet curtain device (2) is arranged in each window opening; a ventilating duct (9) covered with a grid plate (13) is formed in the floor of the plant, a buried air hose (6) is used for communicating between the ventilating duct and an interlayer channel (3); suction fans (18) are fixed on a ceiling (16) and a gable (17); each pig house positioned on two sides of the ventilating duct (9) is divided into a rest region (10) and an active region (11); the floor ofeach rest region (10) is compound floor, and each active region (11) is formed by slatted floor covering the surface of a manure ditch (5); and the bottom of the manure ditch (5) communicates with amanure delivery pipe (4) through a drainage pipe (7). The closed ventilating and insulating pig breeding workshop is energy-saving and environment-friendly, is warm in winter and cool in summer, and is a plant for pig breeding.

A centrifugal fan comprises an impeller and a shell body. The impeller comprises a shaft core and a fan blade, and the impeller is covered by the shell body. The shell body comprises an upper shell body, a lower shell body, at least one convex portion and a first air inlet, wherein the convex portion is arranged above at least one of the upper shell body and the lower shell body and positioned around the fan blade, the first air inlet is arranged on the upper shell body, the first air inlet comprises a first area and a second area, and the diameter of the first area is larger than that of the second area. The centrifugal fan can reduce pressure leakage caused by air backflow, can increase air inlet amount by adjusting the size of the air inlet and can achieve the best heat radiation effects.

The invention discloses integrated protective clothing, belonging to the technical field of protective clothing. The integrated protective clothing comprises a protective clothing body, wherein the top of the protective clothing body is connected with a transparent hood; a breather valve is mounted on one side in front of the hood; the protective clothing body comprises a sealing strip, an elasticwaist band and an air inlet; the air inlet is located at a position 100 mm above the elastic waist band; waist taps are arranged on the front side and the rear side of the waist of the protective clothing body; the elastic waist band is installed in the four waist taps; the elastic waist band is of an elastic structure; and functional waist tabs are installed on the front side of the elastic waist band. When the protective clothing is used, the protective property of the protective clothing can be enhanced, bacteria and saliva of a patient can be filtered, ventilation in the protective clothing body can be enhanced, the back of a doctor is not prone to heat generating or sweating, the somatogenic requirements of the doctor can be met in the use process of the protective clothing by the doctor, and the protective clothing is safer and more convenient to use.

The invention discloses a new energy automobile tire, and relates to the technical field of tires. The new energy automobile tire comprises an outer tire, an inner tire, a suspension assembly and a heat dissipation device. The inner tire is fixed in the outer tire, a hub is fixed to the suspension assembly, and a screw is arranged at the outer end of the hub for fixing. The heat dissipation deviceis fixed to the hub through the screw, a motor seat is fixed to the suspension assembly through the screw, a blade reversing motor is fixed to the motor seat through the screw, and a bevel gear is fixed to the tail end of a shaft of the blade reversing motor. Through the hexagonal matching structure of the hub and axles, the hub is fixed by the single screw, and the tire replacement speed is greatly increased; and the effects of assisting in cooling a brake system and relieving the heat dissipation pressure of the brake system are achieved, and the air inlet amount can be adjusted according to the actual heat dissipation requirement.

The invention relates to a steaming and baking integrated machine which comprises an inner container and an air heater; a hot air baffle is arranged on the rear side of the inner container, a hot air chamber is defined by the hot air baffle and a back plate of the inner container; hot air fan blades of the air heater are installed in the hot air chamber, and an adjusting check ring is arranged on the periphery of the hot air fan blades. The adjusting check ring is formed by at least two adjusting plates arranged in the front-back direction in a surrounding mode in the circumferential direction; each adjusting plate can rotate, and the adjusting check ring at least has the following two states: in the first state, the two ends of each adjusting plate are spliced with the corresponding ends of the adjacent adjusting plates correspondingly, and the adjusting check ring forms a closed ring body; and in the second state, the two ends of each adjusting plate are separated from the corresponding ends of the adjacent adjusting plates respectively. According to the steaming and baking all-in-one machine, the hot air volume in the inner container can be adjusted, so that the optimal baking effect can be achieved; outlet air of the hot air fan blades can form laminar flow through the flow guide effect of the adjusting plates, so that the hot air circulation efficiency of the hot air chamber is improved, and the cooking efficiency of the steaming and baking all-in-one machine is improved.

The invention discloses an air conditioner control device and method and an air conditioner. The air conditioner comprises a first air deflector unit (1) arranged between a fan (4) and a heat exchanger (8) of the air conditioner, and the current air guide angle of the first air deflector unit (1) can be adjusted; the air conditioner control device comprises a detection unit and a control unit, wherein the control unit is configured to control the current air guide angle of the first air deflector unit (1) to be a set angle under the condition that the air conditioner is started and operates; the detection unit is configured to detect the air speed of the surface of the heat exchanger (8) in the operation process of the air conditioner; and the control unit is configured to adjust the current air guide angle of the first air deflector unit (1) according to the air speed so as to guide air flow distribution on the surface of the heat exchanger (8). According to the scheme, the distribution uniformity of the air speed on the surface of the heat exchanger of the split floor type air conditioner is improved, so that the heat exchange efficiency of the split floor type air conditioner is improved.