17results about How to "Improve air supply efficiency" patented technology

The utility model relates to the technical field of hairdressing devices, in particular to a handle wiring structure and a hairdressing device.The handle wiring structure comprises a handle shell, a front side fixing frame and a rear side fixing frame, the handle shell is provided with an installation cavity, and the front side fixing frame and the rear side fixing frame are arranged in the installation cavity and assembled and fixed together; the front side fixing frame and / or the rear side fixing frame are / is provided with a notch for a cable to penetrate through. Compared with the prior art, the front side fixing frame and the rear side fixing frame are arranged, and the front side fixing frame and / or the rear side fixing frame are / is provided with the notches, so that when each assembly is assembled, a cable can penetrate through the wire passing holes to be arranged on the outer sides of the front side fixing frame and the rear side fixing frame, and the cable is prevented from being clamped by the assembly in the assembly process; and therefore, the assembly difficulty of each component is reduced. Meanwhile, the cables are arranged on the outer sides of the front side fixing frame and the rear side fixing frame through the notches, the cables can be prevented from invading the air duct, and the air volume and the air supply efficiency of the air duct are improved.

The utility model provides a kind of hanging air purifier, relate to air purifier technical field.A kind of hanging air purifier, comprising: shell, air inlet and air outlet are provided on shell;Support frame, support frame is set in shell, and first accommodating space is provided in support frame;Filter element, filter element is set in first accommodating space;Plasma generating device, plasma generating device is set in first accommodating space, and filter element is set between plasma generating device and air inlet;Wherein, plasma generating device includes first frame and multiple plasma generating modules set in first frame.By being provided with plasma generating device in hanging air purifier, air is further treated by sterilization, deodorization etc. after passing through physical filtration, improve purification efficiency, and plasma generating device uses modular design to use multiple plasma generating modules, facilitate flexible configuration.

The utility model relates to a ventilation equipment field provides a kind of air duct assembly, air conditioning system and vehicle.Wind channel component includes air supply device, air supply device includes wind box, and wind box is opened with air inlet and air outlet, air inlet is provided with filter piece, and the position corresponding with air inlet in wind box is provided with air guide piece;Distribution box, fluid communication is in air outlet, and distribution box is provided with valve group, and distribution box includes first air duct, second air duct and third air duct, first air duct is fluid communication with the driver's room of vehicle, second air duct is fluid communication with the traction motor cabin of vehicle, third air duct is fluid communication with the passenger room of vehicle, and valve group is used to distribute the air intake of first air duct, second air duct and third air duct.The air duct assembly can make the airflow output of each air duct stable, avoid the air supply fluctuation caused by external wind pressure variation, ensure the comfort of driver's room, passenger room and the heat dissipation effect of traction motor cabin, improve the reliability of vehicle operation, simplify the structure of air duct assembly.

The utility model discloses an air purifier belongs to air purification equipment technical field. It includes: air inlet pipe and air outlet pipe, both upside down and connect, and both the top surface, bottom surface of air purifier structure formed after connecting are closed surface, the top surface of air outlet pipe is provided with the communicating port, and the inner chamber of air inlet pipe is communicated with the air outlet pipe through the communicating port, the circumferential side wall of air inlet pipe is provided with a plurality of air inlet face, and every air inlet face is provided with air inlet, the air outlet face is formed on the opposite setting two sides of air outlet pipe respectively, and every air outlet face is provided with air outlet, the filter screen is set in air inlet pipe and covers in communicating port. Set up air inlet and air outlet on every side wall of air inlet pipe and air outlet pipe respectively, can handle the air in larger range fast, realizes the uniform suction and high -efficient discharge of air, effectively promotes the air circulation times in unit time, thereby significantly enhances purification efficiency.

This invention provides a refrigerator control method, including acquiring the working state and / or working level of the refrigerator's storage compartment corresponding to a first air outlet; acquiring the working state and / or working level of the refrigerator's storage compartment corresponding to a second air outlet; determining the preset position reached by each air distributor and the corresponding opening degree of the first and second air outlets based on the working state and / or working level; rotating the two air distributors so that each air distributor rotates to its corresponding preset position, while simultaneously controlling the opening degree of the first and second air outlets by a channel opening and closing device. This invention utilizes the preset position of the rotating air distributors and the corresponding opening degrees of the first and second air outlets, adhering to the principle of on-demand allocation, to specifically adjust the cold air delivery volume and deliver it to the first and second air outlets.

The utility model relates to a fan with a magnetic screen, which comprises a main frame, a mounting groove is arranged in the main frame, the main frame comprises a fan upper cover and a fan lower cover, a clamping groove is arranged on the inner side of the fan lower cover, a clamping block is arranged at the bottom of the fan upper cover, a hollow plate is connected to the inner side of the fan lower cover, and the top of the hollow plate extends upwards to be provided with a first mounting cylinder. And a main control board is mounted on the first mounting cylinder. The magnetic screen is tightly attached to the magnetic mounting plate through magnetism and is positioned through the buckles and the clamping rods, so that the magnetic screen can be quickly positioned and mounted and only needs to be pulled out during disassembly, operation is simple, a user can easily replace the screen according to own preferences or requirements, and flexibility is high; due to the design of the hollow shaft, the fan blades can be detached very conveniently, the magnetic attraction mounting plate on the hollow shaft can not abut against the positions above the fan blades any more by rotating the nut at the bottom of the hollow shaft, then the fan blades are taken out, and a circuit cannot be affected.

The utility model provides a shell device and an air conditioner with the same. The shell device comprises a shell provided with a ventilation opening; the filter screen assembly is arranged on the shell, and the position of the filter screen assembly can be adjusted so as to avoid or shield the ventilation opening; and the bearing assembly is arranged on the shell, and the filter screen assembly is in sliding fit with the bearing assembly, so that the filter screen assembly is guided through the bearing assembly in the moving process of the filter screen assembly. The reversible air supply air conditioner effectively solves the problem that in the prior art, experience is poor when a user uses the reversible air supply air conditioner.

This application provides a leak-proof ventilation structure and manufacturing method for irregular cross-section tunnel intersections. The structure utilizes an irregularly shaped adaptable duct connection assembly comprising multiple splicing units and irregularly shaped adjustment units. The irregularly shaped adjustment units are configured as bendable metal plate structures, allowing their shape to be adjusted on-site according to the actual contour of the irregular cross-section at the intersection of the inclined shaft and the main tunnel. This achieves adaptation between the irregularly shaped adaptable duct connection assembly and the irregular cross-section. Compared to existing technologies where standard-specification connection assemblies cannot adapt to irregular cross-sections, resulting in gaps at the connection points, this application structurally eliminates the root cause of gaps, effectively reducing air leakage channels and improving the air supply efficiency of the ventilation system. Because the irregularly shaped adjustment units adapt to the shape of the irregular cross-section, the connection between the irregularly shaped adaptable duct connection assembly and the main ventilation duct is smoothly transitioned, significantly reducing local ventilation resistance, reducing air pressure loss, and improving the overall delivery efficiency of the ventilation system.

This utility model discloses a vehicle air conditioning duct, belonging to the technical field of air conditioning systems for three-wheeled motorcycle canopies. It mainly includes a duct base, with a first and a second duct connection cover sealed to the base for distributing airflow. The first duct connection cover is sealed to a first and a second duct for connecting to a surface air vent. The second duct connection cover is sealed to a defrost transition duct. A main defrost outlet is located at the end of the defrost transition duct furthest from the duct base. Side defrost ducts are connected to both sides of the defrost transition duct, with a side defrost outlet at the end of each side duct. This utility model, by optimizing the duct structure, significantly reduces wind resistance, increasing airflow by 15%-20% without changing the fan power. It also reduces the severe impact and turbulence between the airflow and the duct wall, effectively reducing aerodynamic noise generated by the duct system and improving driving comfort. This utility model is mainly used in three-wheeled low-speed motorcycle canopies.

The utility model provides air treatment equipment which can comprise an equipment body, an air inlet and an air outlet. The air guide plate is rotatably arranged at the air outlet so as to open or close the air outlet; the air guide device is arranged on the air guide plate, the air guide device comprises a plurality of air guide blades which are movably arranged, and the air guide blades are used for adjusting the air outlet direction of the air outlet. According to the air treatment equipment, when air is supplied, air supplied out of the air outlet can have a wider coverage space by adjusting the opening angle of the air guide plate and adjusting the relative air guide angle of the air guide blades in two stages, so that the indoor temperature adjusting efficiency is improved, and the comfort degree of a user is improved.

The wind wheel structure comprises a cylinder, the flow guide cone, a main blade and a stabilizing ring, the flow guide cone is a thin-shell rotary body with the equal wall thickness, and the thin-shell rotary body is formed by rotating an outer contour line around the axis of the cylinder by a circle, and the outer contour line is formed by sequentially and smoothly connecting a first arc section, a second arc section, a straight line section and a third arc section; the outer contour line is gradually away from the axis of the cylinder from the starting end of the first arc section to the end point of the third arc section; the starting end of the first arc section intersects with the inner wall of the thin-shell rotary body forming the flow guide cone and the surface of the column body; a plurality of main blades are uniformly distributed on the circumference of the large end of the flow guide cone and extend towards the column body; the main blades are longitudinally parallel to the axis of the diversion cone; the first arc section is used for forming a gas inlet area with a flaring, and the second arc section forms a gas compression area for increasing the gas flow rate; the linear section and the third arc section form a gas flow guide area; the stabilizing ring is of an annular structure and is formed on the throwing-out side of the main blade in a sleeving mode, and the stabilizing ring is located at the end close to the column body in the axial direction.

The utility model discloses an integrated water-cooling marine temperature-adjusting and dehumidifying air conditioner, and relates to the technical field of marine air conditioners, the integrated water-cooling marine temperature-adjusting and dehumidifying air conditioner comprises a frame, the side wall of the frame is covered with a plurality of fixing plates, and a layering plate is arranged in the frame to divide the inner space of the frame into an upper layer and a lower layer; a heat exchanger, an electric heater and an air feeder communicated with the outside are arranged in the upper layer; a compressor communicated with the heat exchanger through a pipeline, a water-cooling condensation shell tube communicated with the compressor through a pipeline and an electric cabinet are arranged in the lower layer, and the water-cooling condensation shell tube is connected with the heat exchanger through a pipeline; the upper-layer temperature-adjusting air supply system and the lower-layer refrigeration circulation system are separated through upper-layer and lower-layer physical isolation; if a certain system fails, only the corresponding layer parts need to be disassembled, overall disassembly is not needed, the maintenance time is shortened, and the labor cost is reduced; layered design enables the modules to be compact in layout, reduces the overall size of the unit, and is suitable for ship space limited scenes.

This utility model discloses a fan wheel structure and an air purifier. The fan wheel body has air inlet surfaces at both ends and two layers of air outlet surfaces on its lateral circumferential surface. Each layer consists of blades evenly distributed circumferentially, with adjacent blades forming an air outlet channel. The upper and lower blades are tilted in the same direction and staggered, so that the upper blades overlap the lower air outlet channel axially, improving airflow continuity and volume. The air purifier includes two opposing filter compartments, with an air inlet screen on the outer surface, a filter screen inside, and an air outlet screen on the side. The fan wheel body is located in the inner cavity, with its two air inlet surfaces corresponding to the filter compartments, and its air outlet surfaces facing the air outlet screens. The double-layer air outlet structure combined with the staggered blade design significantly improves air delivery capacity and efficiency; the symmetrical air inlet and outlet layout enhances the rationality of airflow organization and improves purification efficiency; the overall structure is compact, operates stably and with low noise, and is suitable for various air purification scenarios.

This invention discloses a multi-angle vortex ring air supply device, comprising a hollow hemispherical outer shell with an opening at the bottom. An inner ring plate is concentrically arranged on the inner side of the bottom wall of the outer shell, and an inner shell is concentrically arranged on the inner side of the inner ring plate. Four vortex ring nozzles are circumferentially arranged around the center of the inner ring plate between the inner shell and the outer shell. A cutoff hood is concentrically arranged inside the inner shell, and the cutoff hood has an opening that can be aligned with any of the vortex ring nozzles. A connecting post that can pass through the inner shell is provided at the top of the cutoff hood. An indexing drive mechanism for driving the rotation of the cutoff hood is provided between the inner shell and the outer shell. This device has four independent vortex ring nozzles evenly arranged circumferentially. It selectively guides a single nozzle through a single opening of the rotatable cutoff hood, spraying the vortex ring in only one direction at a time. It can achieve directional air supply at four angles (0°, 90°, 180°, and 270°) without the need for multiple devices in parallel, significantly reducing equipment procurement and installation space, avoiding airflow interference problems between multiple units, and improving the consistency of vortex ring formation.

The utility model discloses an air conditioner indoor unit which comprises a shell. The air opening part comprises a bottom air opening assembly arranged at the lower end of the shell; the heat exchanger is arranged in the shell and located above the bottom air duct opening assembly, the heat exchanger comprises a first heat exchange part and a second heat exchange part, one ends of the first heat exchange part and the second heat exchange part are connected with each other, and the first heat exchange part and the second heat exchange part form an inverted-V-shaped structure with an opening facing the bottom air duct opening assembly; the fan component is arranged in the shell and located above the heat exchanger; the water receiving component comprises a first water receiving disc and a second water receiving disc, the first water receiving disc is arranged below the end, away from the second heat exchange part, of the first heat exchange part and used for receiving condensate water at the end, and the second water receiving disc is arranged below the end, away from the first heat exchange part, of the second heat exchange part and used for receiving condensate water at the end; during air supply, air flows through the bottom air duct opening assembly, the fan component drives the air to enter the shell, and the air exchanges heat with the heat exchanger when flowing in the shell.