11results about How to "Change wind direction" patented technology

The utility model belongs to the technical field of range hoods, and particularly relates to a range hood with air conditioner fresh air, which comprises a range hood main body, a bottom plate fixed at the bottom end of the range hood main body and an air conditioner fresh air component fixed at the top end of the range hood main body, an air guide pipe; the exhaust head is fixed at the bottom end of the bottom plate and communicated with the air guide pipe, the bottom surface of the exhaust head is an inclined surface, and an air outlet hole is formed in the inclined surface; the spoilers are rotationally mounted in the air outlet holes; the driving mechanism is used for driving the spoiler to rotate; the filtering mechanism is slidably mounted at the position, close to the air inlet connector, in the outer shell; according to the utility model, through the designed inclined-surface exhaust head and the rotatable spoiler, air flow is diffused along the inclined surface, and dead angles are reduced; meanwhile, the angle of the spoiler is adjusted through the driving mechanism, the air outlet direction is changed, and dead zones such as wall corners and the rear of furniture are prevented from being directly blown to workers.

The utility model provides an air conditioner indoor unit and an air conditioner. The air conditioner indoor unit comprises a shell, an air supply duct and one or more mixed flow fans. A main air outlet is formed in the front surface of the shell. The air supply duct is arranged in the shell, one end of the air supply duct is connected with the main air outlet and used for guiding heat exchange air flow to be blown out of the air conditioner indoor unit from the main air outlet. The mixed flow fan is arranged in the air supply duct and provided with mixed flow air inlets located in the two transverse sides of the shell and a mixed flow air outlet located in the air supply duct and facing the main air outlet. The mixed flow fan is used for blowing environment airflow so that the environment airflow can be mixed with heat exchange airflow blown out of the main air outlet. According to the air conditioner indoor unit, the air outlet of the air conditioner indoor unit blows the heat exchange airflow and the environment airflow outwards at the same time, so that the temperature difference between the air outlet airflow and the environment air is reduced, the air outlet amount is increased, and the problem that the temperature difference between the air outlet of the air conditioner indoor unit and the environment air is too large is solved.

The utility model relates to the technical field of dehumidification and drying, in particular to a color box printing and drying device which comprises supporting legs, a fixing plate is fixedly installed at the tops of the supporting legs, a conveying assembly is arranged on the fixing plate, an air channel is fixedly installed on the lower side of the conveying assembly, and the air channel is in lap joint with the inner side of the fixing plate. A box body is fixedly mounted at the top of the fixed plate; through cooperation of the net-shaped conveying belt, the rollers, the draught fan and the heating wires, air blown out by the draught fan can be heated under the action of the heating wires, the heated air is blown to the net-shaped conveying belt along the guide plate under the action of the guide plate, objects placed on the net-shaped conveying belt are subjected to hot air drying, the objects are rapidly dehydrated, and the drying efficiency is improved. And then cold air is mixed with hot air in the lower air duct for further cooling, and the cold air and the hot air are alternated, so that the objects can be fully dried, the problem of cracking of the objects due to high thermal expansion can be avoided, and the product quality can be improved while the drying efficiency is improved.

The utility model provides a fan lamp. The fan lamp comprises a shell assembly, a fan assembly, a flow blocking piece and a flow guide plate. Wherein the shell assembly comprises an upper shell and a lower shell, the upper shell is provided with an air inlet, an air cavity is formed between the upper shell and the lower shell, an air outlet is formed in the periphery of the lower shell, and the air inlet, the air cavity and the air outlet are communicated with one another; the fan assembly is contained in the air cavity and comprises a motor assembly and an impeller which are arranged on the lower shell, and the motor assembly is connected with the impeller to drive the impeller to rotate; the multiple flow choking pieces are annularly arranged on the side, facing the impeller, of the lower shell at intervals, an air outlet channel is formed between every two adjacent flow choking pieces, and the air outlet channels communicate with the air cavity and the air outlet; the flow guide plate is annularly arranged on the periphery of the lower shell, the flow guide plate and the lower shell jointly form an air outlet, and when the impeller rotates, external airflow is driven to enter the air cavity from the air inlet and is exhausted from the air outlet after passing through the air outlet channel. Compared with the prior art, the fan lamp is provided with the flow blocking piece and the flow guide plate, so that the wind speed is higher.

This invention discloses a linkage assembly, an air outlet structure, and an air conditioner. The linkage assembly includes a linkage rail and a linkage slider. The linkage assembly drives multiple blades to rotate synchronously. Multiple linkage sliders are spaced apart along the length of the linkage rail, and their positions on the rail are adjustable. Each linkage slider has a first mating groove that directly or indirectly engages with a blade, and these grooves respectively engage with multiple blades. According to the linkage assembly of this invention, the linkage assembly can change the airflow direction of the blades and adapt to adjustments in the blade spacing to meet user needs, thereby improving airflow efficiency and enhancing user comfort and experience.

The utility model discloses a drying oven tuyere structure which comprises a rotating cylinder body, a rotating head is rotationally installed on the rotating cylinder body, and an inner cavity of the rotating head is a first air channel with the width sequentially narrowing from the rotating cylinder body to the outside. The rotating cylinder is provided with a first mounting hole and second mounting holes located in the two sides of the first mounting hole, the rotating head is provided with a third mounting hole aligned with the first mounting hole and two arc-shaped holes located in the two sides of the third mounting hole, and the fastener penetrates through the third mounting hole and is locked on the first mounting hole. The limiting piece penetrates through the arc-shaped hole and is locked on the second mounting hole; a second air duct is formed in the rotating cylinder, a first mesh plate located at the inlet end of the second air duct is mounted in the rotating cylinder, a mounting plate is detachably mounted on the rotating cylinder, and a plurality of air inlet holes communicated with the second air duct are formed in the mounting plate; when different types of pole pieces are dried, the angle of the rotating head can be adjusted, so that the air outlet flow direction in the first air duct is changed, and the drying efficiency and effect are improved.

The utility model discloses refrigeration equipment, and relates to the technical field of refrigeration equipment, the refrigeration equipment comprises a box body and an oscillator, the box body is provided with an air duct and a storage space, the oscillator is arranged at an air outlet of the air duct and is communicated with the air duct, the oscillator comprises an inlet channel, an outlet channel and a feedback channel, the inlet channel is communicated with the air duct, and the outlet channel is communicated with the storage space. The feedback channel is communicated with the inlet channel and the outlet channel, main jet flow of the inlet channel flows to the outlet channel and enters the storage space, the feedback channel is used for promoting the main jet flow to deflect, so that oscillating jet flow is formed in the outlet channel, the flowing direction of the oscillating jet flow is continuously changed, and the air outlet direction of the air outlet can be changed. According to the technical scheme, local supercooling in the storage space is prevented, temperature distribution in the storage space is made uniform, an additional driving device does not need to be arranged, and the manufacturing cost can be saved.

The utility model discloses a draught fan assembly, a fresh air module of an air conditioner and the air conditioner, the draught fan assembly comprises a shell, a fan assembly and a fan, the shell defines a containing cavity, an air inlet channel and an air outlet channel; the motor is connected with the wind wheel to drive the wind wheel to rotate; the flow dividing device comprises a plurality of flow dividing plates and a driving assembly, the flow dividing plates are rotatably arranged in the air outlet channel and close to the outlet of the air outlet channel so as to divide the air outlet section, close to the outlet of the air outlet channel, of the air outlet channel into a plurality of flow dividing runners, and the driving assembly is used for driving the flow dividing plates to rotate. According to the fan assembly provided by the embodiment of the utility model, the rotatable splitter plate is arranged, so that the air outlet direction of the fan assembly can be changed, the propagation direction of noise can be changed, and the noise can be propagated in the direction far away from a user, so that noise reduction is realized, and the hearing comfort of the user can be improved.

A system for preventing wind and fixing sand from entering the railway protection ecological environment, in the field of railway protection construction technology, the invention comprises: a sand fixing belt, an inner sand falling belt, a windproof green belt, an outer sand falling belt and a sand blocking belt arranged in sequence from the railway boundary to the outside; the sand fixing belt is composed of a sand fixing wall, a sand fixing grid chamber and a sand fixing sand ditch; the sand blocking belt is composed of an inner sand blocking wall, a sand retaining wall, a sand blocking grid chamber, an outer sand blocking wall and a sand blocking sand ditch. The invention overcomes the deficiencies of existing synthetic materials in terms of aging resistance, light resistance, cold resistance, environmental resistance and durability, and achieves the purpose of inhibiting wind erosion and fixing quicksand, ensuring that the railway is protected from sand disasters during operation, and forming comprehensive technical measures such as sand blocking, sand fixing and vegetation coverage to achieve a long-term mechanism for preventing wind and fixing sand. The invention is used in wind and sand control projects along railways.

The application provides a bladeless fan, comprising: a shell provided with an air inlet and an air outlet which are in communication with the inside of the shell; and a fan assembly accommodated in the shell; wherein the air outlet is arranged in the middle region between the front end and the rear end of the shell. By arranging the air outlet in the middle region between the front end and the rear end of the shell, the air outlet direction of the fan assembly is changed, and the air inlet and air outlet of the fan assembly are improved.