34results about How to "Improve air cleanliness" patented technology

The invention discloses an air purifying device of a computer for medical experiments. The air purifying device comprises an intake air filtering unit and a negative ion purifying unit, wherein the intake air filtering unit is installed at an air inlet of the computer and used for filtering air entering a computer case, and the negative ion purifying unit is installed at an air outlet of a computer power supply and used for removing harmful microbes and electrolyzing harmful substances with small particle sizes. The intake air filtering unit is provided with a miniature fan used for supplying air into the computer case to keep the interior of the computer case in a positive-pressure state. The outside air passes through the air inlet of the computer, the intake air filtering unit, a computer mainboard area and the negative ion purifying unit in sequence and then flows out of the computer case. The air purifying device has the advantages of being reasonable in design, easy to maintain, and capable of thoroughly eliminating damage of dust to the computer, obviously improving the stability of the computer, obviously prolonging the service life of the computer, quickly removing PM 2.5, formaldehyde, peculiar smells, smoke, viruses, bacteria and other harmful substances, effectively purifying air and improving experimental environments.

The invention discloses a split type house new air purification system. The system comprises an outdoor treatment unit, and an indoor air feed treatment unit connected with the outdoor treatment unitthrough a pipeline. The outdoor treatment unit comprises a first shell, and a cyclone dust collector and a centrifugal fan which are arranged in the first shell. An air inlet is formed in a shell, andan air inlet of the cyclone dust collector is connected with the air inlet through a pipeline. An air outlet of the cyclone dust collector is connected with an air inlet of the centrifugal fan through a pipeline. An air outlet of the centrifugal fan is connected with an indoor unit connector through a pipeline. The connector is connected with a connector of the indoor air feed treatment unit through a pipeline. The purification system is flexible in arrangement and low in noise, and the consumable replacement period can be prolonged.

The invention discloses a self-cleaning control method of an air conditioner and the air conditioner, and relates to the technical field of air conditioning equipment. The air conditioner comprises a shell, a cross-flow wind wheel, a cleaning device and a water pan; a volute and a heat exchanger are arranged in the shell in a spaced mode; the cross-flow wind wheel is arranged in the volute and can rotate forwards or reversely; the cleaning device is provided with nozzles located between the heat exchanger and the cross-flow wind wheel, and the nozzles are used for spraying water to the cross-flow wind wheel; and the water pan is arranged in the shell and used for collecting water generated in the cleaning process of the cleaning device. The cleaning device is arranged, the cleaning device comprises the nozzles arranged between the heat exchanger and the cross-flow wind wheel, the nozzles are connected with a water source and can spray water to the cross-flow wind wheel, the cross-flow wind wheel is automatically cleaned in cooperation with forward rotation and reverse rotation of the cross-flow wind wheel, water generated in the cleaning process is discharged out of the air conditioner through the water pan, therefore, the air outlet quality of the air conditioner is improved, the air outlet cleanliness of the air conditioner is improved, and the user experience is improved.

The invention provides an aluminum apron board for a railway vehicle and a machining method of the aluminum apron board. The aluminum apron board for the railway vehicle comprises an aluminum plate and an aluminum sectional material frame. The aluminum plate and the aluminum sectional material frame are connected in a spot welding mode. The aluminum apron board further comprises a filter. A vent is formed in the aluminum plate. The periphery of the vent is fixedly provided with riveting studs. The filter is fixed to the riveting studs and shields the vent. The outer surface of the aluminum plate is coated with a paint layer. As the vent is formed in the aluminum plate and the riveting studs are arranged on the periphery of the vent, the filter is installed on the aluminum plate through the riveting studs. Firstly, the riveting studs are directly riveted on the aluminum plate so as to reduce deformation of the aluminum plate and the flatness requirement of the aluminum apron board is met. The outside air can enter the inner side of the aluminum plate through the vent and the filter and the ventilation performance of the aluminum apron board is greatly improved. Under the condition that the appearance flatness is ensured, the ventilation performance of the aluminum apron board for the railway vehicle and the air cleanliness are improved.

The invention relates to a kitchenware, in particular to a comprehensive full-automatic range hood comprising a first clean room, a second clean room arranged above the first clean room and a third clean room arranged above the second clean room, wherein the first clean room comprises a case, a fan, a reservoir, a screen condensate water tank, a water pump and a filtering net, the fan is arranged at the front part of the case, the reservoir is arranged at the bottom in the case, the screen condensate water tank is arranged at the rear side of the upper part of the case, the water pump is arranged in the reservoir, and the filtering net is arranged below the screen condensate water tank; a self-control water pipe is arranged above the fan and is connected with the screen condensate water tank arranged on the top of the filtering net; a fan permanent seat is provided with an atomization hole matched with the self-control water pipe; and water is mixed with gas and atomized after being radial flicking out. The range hood can automatically clean the inner wall of the range hood case and a filter box in the case and can automatically clean 98% of inner structure area; the range hood has high oily fume purifying rate, convenient use and simple structure, can clean oily fume and toxic gas produced in cooking places; purified air has high cleaness which can reach 90%; if an electric stove is adopted, air cleaness can reach 98%, so that gas can be directly discharged indoors without drilling holes on the wall or installing pipelines indoors to communicate with outside. The comprehensive full-automatic range hood has convenient installation and convenient movement and use and does not need to be started up, and oily fume control amount can reach 65%.

The invention discloses a fresh air purification system for a medical clean operating room, and relates to the technical field of fresh air systems. The fresh air purification system solves the problem that a fresh air system in the prior art is inconvenient to clean. The fresh air purification system for the medical clean operating room is technically characterized by comprising a fresh air fan, an exhaust fan, a circulating fan and a purifying assembly, a cleaning pipe is fixedly connected with a fixing plate, the fixing plate is slidably connected with a sliding rod, the sliding rod is fixedly connected with a supporting frame, and the supporting frame is rotationally connected with a first brushing wheel and a second brushing wheel, the first brushing wheel is fixedly connected with first bristles being abutted against the inner wall of the cleaning pipe, and the second brushing wheel is fixedly connected with second bristles being abutted against the inner wall of the cleaning pipe. The first bristles and the second bristles brush the inner wall of the cleaning pipe, the function of cleaning the inner wall of the cleaning pipe is achieved, the first bristles and the second bristles are driven to clean different positions in the cleaning pipe, and the advantage of convenient cleaning is achieved.

The invention relates to the technical field of air conditioners, and particularly to an air conditioner. The air conditioner comprises an air inlet, an air outlet and a filter screen, wherein the filter screen is used for filtering air flowing to the air outlet from the air inlet; the air conditioner further comprises a filter screen cleaning device which comprises a liquid feeding structure, a cleaning vessel and a heating element; the filter screen is cleaned in the cleaning vessel; the liquid feeding structure is communicated with the cleaning vessel and used for introducing liquid used for cleaning the filter screen to the cleaning vessel; the heating element is used for heating liquid in the cleaning vessel. According to the air conditioner provided by the invention, the filter screen cleaning device adopts a heating cleaning method to automatically clean the filter screen, so that the filter screen is more convenient to clean, the cleaning effect is better, the cleaning efficiency is higher, the filter screen is further effectively prevented from being blocked, and the ventilation smoothness, the heat exchange efficiency, the supply air cleanliness and the user experience are further improved.

The invention discloses smart home air purifying cabinet type fitness equipment provided with an intelligent induction locking mechanism and a using method of the fitness equipment. A box body includes an A side and a B side; an air purifier is arranged on the A side; a treadmill, which can be folded and unfolded in a rotary mode, is arranged on the B side; the fitness equipment is further provided with an intelligent control system; and the intelligent control system comprises a controller, a central control computer, a voltage frequency detection device, an audio device, a video device, a projection device, a display device, a door opening detection device, a folding detection device, a power management device, an environment improving device and a signal receiving and transmitting device; a track of the treadmill is made from a transparent wear-resistant and non-slip material; and the video device is arranged at the lower side of the track. The using method comprises five steps, namely facility expanding and demand setting, environment preparing, fitness process, fitness completion statistical and analysis, facility folding and the like. The fitness equipment provided by the invention has the advantages of being small in occupied space, complementary in functions, free from addition of a power supply, capable of offering an environment beneficial for human body and a vivid fitness experience, convenient to operate, capable of achieving intelligent control over starting and stopping, capable of continuously improving fitness approaches for a long time and the like.

The invention discloses an overhead air filter and relates to the file of air filters. The overhead air filter is arranged inside an unoccupied space of the top end of a vehicle; and the top end of the overhead air filter is not higher than the top end of the vehicle. By the arrangement, the air filter does not occupy the space of an engine compartment; the height of the engine compartment is reduced; the air filter is installed in the top end of the vehicle without increasing the height of the top end of the vehicle by utilizing the unoccupied space of the top end of the vehicle; and thus theheight of a special vehicle is effectively reduced. Besides, in comparison with the way of arranging the air filter inside the engine compartment, the way of arranging the air filter in the top end of the vehicle has the advantages of greatly improving the cleanliness of air which enters the air filter and effectively prolonging the service life of the air filter.

The invention discloses a semiconductor workshop clean room, and relates to the technical field of clean rooms. The semiconductor workshop clean room comprises a clean working room, an air supply system, an air return system and a filtering system are arranged in the clean working room, the clean working room comprises a clean operation area and a processing service area, and a compartmentation area is arranged between the clean operation area and the processing service area; the compartmentation area comprises a vertical air supply area and a horizontal air supply area, a longitudinal air flow wall and a transverse air flow wall are formed in the vertical air supply area and the horizontal air supply area respectively, and an interval is formed between the longitudinal air flow wall and the transverse air flow wall, a vector air supply system and a one-way air supply system are arranged in the clean operation area, and a turbulent flow air supply system is arranged in the processing service area. The clean operation area and the processing service area achieve the purpose of limiting turbulent flow or vortex through the compartmentation area between the clean operation area and the processing service area and the air supply system, the air return system and the filtering system which are independent of each other, and therefore the purpose of improving the air cleanliness in the clean room is achieved.

The invention discloses a dust absorption device specially used for a wire-wound filter element. The dust absorption device comprises two dust collection plates and a power chamber, wherein a dust collection chamber is arranged at the inner side of each dust collection plate; each dust collection plate is internally provided with an air homogenizing chamber, and the two ends of each air homogenizing chamber are streamlined; six rows of evenly distributed air suction holes are formed in the inner wall of each dust collection plate; the air suction holes pass through the inner wall parts of thedust collection plates; the power chamber is installed at the outer sides of the dust collection plates and is fixedly connected with the dust collection plates; a conduit is installed at the bottom of the power chamber; the conduit is made of a stainless steel pipe; an air pump is installed in the power chamber. According to the dust absorption device specially used for the wire-wound filter element, the ring-shaped dust collection chambers can be formed by means of the dust collection plates, and the air homogenizing chambers can fully adjust the airflow, so that the airflow generated by means of absorption of the air pump is buffered; a surrounding exhaust inlet is formed as far as possible, so that the comprehensive absorption of environmental dust is facilitated, and blind angles arereduced; the dust absorption device improves the air cleanliness of a production workshop and reduces the harm to employee health and workshop machinery.

The invention relates to the technical field of furniture, in particular to a semi-closed paint spraying process for furniture. The spraying process comprises the following steps: (1) placing a furniture board on a grinding and polishing machine for grinding and polishing treatment; and (2) placing the furniture board subjected to grinding and polishing treatment in the step (1) on a paint spraying operation table, and then roller-coating the furniture board with a layer of putty, wherein the thickness of the putty layer is 0.6-1.2 mm; after drying, roller-coating the furniture board with a layer of primer, wherein the thickness of the primer layer is 0.8-1.2 mm; after drying, roller-coating the furniture board with a layer of finish paint, wherein the thickness of the finish paint layer is 0.8-1.2 mm; and after the finish paint is dried, finishing spraying. The semi-closed paint spraying process for the furniture is simple to operate, spraying and roller coating operation is carried out in a ventilation cabinet, harmful substances in the paint can be pumped away by an induced draft fan, the air cleanliness of the operation environment is improved, and the influence of the paint environment on the health of an operator is avoided.

The invention discloses intelligent household air purifying cabinet type body-building equipment and a use method for the same. The intelligent household air purifying cabinet type body-building equipment has a case body, a treadmill, an air purifier and a power supply, wherein rollers are arranged under the case body; the case body is divided into an A surface and a B surface; the air purifier ismounted on the A surface; the treadmill is mounted on the B surface; an environment improving system is integrated in the air purifier; the treadmill is mounted on the base of the B surface of the case body; armrests are disposed in case walls on two sides of the B surface of the case body; and an intelligent control system is also provided and formed by a controller, a central control computer,a press frequency detection device, an audio device, a display device and a signal receiving and transmission device. The use method comprises steps of expanding the equipment, set parameters according to needs, preparing an environment, conducting the body-building process, analyzing body-building data and folding the equipment. The intelligent household air purifying cabinet type body-building equipment is advantaged by little space occupation, complementary functions and free addition of power supplies as well as safe use and convenient operation; and body-building environment can be provided; and the equipment can be continuously improved for long time.

The invention discloses an edible mushroom factory fresh air pretreatment system with high air cleanliness. The edible mushroom factory fresh air pretreatment system comprises a filter box and a treatment box fixed to the right side of the filter box, a frame is fixedly connected to the top of the filter box, a cleaning mechanism is arranged on the front face of the filter box, a cleaning mechanism is arranged in the filter box, the cleaning mechanism comprises a motor. The invention relates to the technical field of edible mushroom cultivation. According to the edible mushroom factory fresh air pretreatment system with the high air cleanliness, the motor drives a lead screw to rotate, the lead screw drives brush plates on the two sides to move downwards under the guiding effect of a connecting rod, dust on a filter net and dust on an activated carbon adsorption net are cleaned away, meanwhile, a water pump sprays water into the filter box through a water outlet pipe and a spray head, the filter screen, the activated carbon adsorption net and the brush plate are cleaned, the cleaning effect is further improved, the dust is prevented from blocking the filter screen, and a user does not need to repeatedly disassemble the filter screen for cleaning.