35results about How to "Improve air cleanliness" patented technology

The invention discloses an air-conditioning system for an animal safety laboratory, mainly comprising an air circulation loop and a cold and hot source loop, wherein the air circulation loop comprises an air supply pipeline, a laboratory and an air return and exhaust pipeline which are sequentially connected; and the cold and hot source loop comprises a cooling tower, a refrigerating unit, an indirect type heat exchanger and a soil source. The air-conditioning system filters the pollutants contained in return air by utilizing -OH purification factors, thereby overcoming the defect that the traditional filter can only filter particulate matters and providing the guarantee for the effective utilization of the return air; the air-conditioning system ensures the safe supply of cold and hot sources of the animal safety laboratory and also enhances the cold supply property of a transition season and winter by combining the soil source, the cooling tower and the refrigerating unit; and in addition, compared with the traditional whole fresh air system, the air-conditioning system has the outstanding advantage of reasonably matching fresh air, the return air and the cold and hot sources by sufficiently utilizing the characteristic of strong oxidation of the -OH purification factors, thereby achieving the purposes of energy saving and high efficiency.

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 safety lock mechanism-equipped intelligent household air-purification cabinet type body-building equipment. The safety lock mechanism-equipped intelligent household air-purification 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 is mounted on the A 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; the armrests lock or unlock the treadmill via a safety lock mechanism; and an intelligent control system is alsoprovided 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 safety lock mechanism-equipped intelligent household air-purification 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 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 drainage, and discloses a water impact-based floor drain. The water impact-based floor drain comprises a drainage pipeline, a sealing sleeve is arranged in the drainage pipeline, the upper end of the sealing sleeve is fixedly connected with a floor drain cover, the middle of the floor drain cover is hollow, an annular sleeve is placed at the upper end of the floor drain cover, and a fixing column is arranged in the annular sleeve. According to the water impact-based floor drain, water flows, a inverted semicircle moves downwards under the action of gravity, the drainage effect is achieved, meanwhile, a spiral metal column is stretched, a ball rotates, a metal strip is stressed, a inclined connection state is changed into a vertical state, vertical deformation is generated, a vertical rod is jacked upwards, the annular sleeve is separated from the floor drain cover, water with hair can flow into the floor drain, so that the hair can be treated, the frequency of cleaning the floor drain is reduced, the practicability is improved, meanwhile, the air cleanliness of a bathroom is higher, fewer bacteria enter the bathroom, and the environment cleanliness is improved.

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 an adjustable deflector air supply method and device suitable for attaching to the wall surface of a square column, which includes a strip-shaped air supply port arranged around the top of the square column, and a segmented air supply port surrounded by the body of the square column. Deflectors, the segmented deflectors are respectively arranged movable around the wall of the square column, and the segmented deflectors include at least one arc-shaped deflector, and two straight deflectors, the arc-shaped deflector The end surface of the plate is attached and moved around the wall of the square column, which is used to divert the air flow attached to the strip-shaped air supply port through the arc surface of the arc-shaped deflector to reduce the loss of airflow energy; two straight deflectors are connected in series , and connected with the other end surface of the arc-shaped deflector, for realizing directional steering of the airflow guided by the arc-shaped deflector. The invention can adjust the height and angle according to the requirements of rooms and personnel, meet the comfort requirements of personnel, and improve the effectiveness of ventilation attached to the vertical wall. The device has very low architectural restrictions and is not limited by applications.

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.

A vehicle-mounted air purifier is provided with a casing, a rear air inlet (8) in the rear portion of the casing, lateral air inlets (19) in two ends of the casing, an air outlet (4) in the front portion of the casing, a negative ion generator (17), a control circuit (18), a power source switch (12) and a power source plug (15), wherein the power source switch (12) and the power source plug (15) are electrically connected with the control circuit (18). The rear air inlet (8) and the two lateral air inlets (19) are communicated with each other in the casing to form an air inlet channel, a filtering mesh assembly (1), an ultraviolet lamp (2), a photocatalyst filter screen (3) and a fan (5) are sequentially distributed in the casing between the air inlet channel and the air outlet (4), the fan (5) and the ultraviolet lamp (2) are electrically connected with the control circuit (18), the negative ion generator (17) and the control circuit (18) are electrically connected with a negative ion generator switch (13), a generating head of the negative ion generator faces to the air inlet portion or the air outlet portion of the fan (5), and the filter screen assembly (1) and the photocatalyst filter screen (3) are perpendicular to the air direction.

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.

Factor substances which influence a human body or factor substances generated from a human body are acquired in an indoor space, and the environment of the indoor space is efficiently monitored. Disclosed are an air cleaning device and an air cleaning monitoring system using the air cleaning device. The air cleaning device is comprised of a cleaning device body (2) in which an air passage (3) is formed; a suction means (4) which introduces an air (A) to the air passage (3) of the cleaning device body (2); a cleaning member (5) which cleans the air (A) introduced to the air passage (3); and an acquisition member (6) provided in an area through which the air (A) that has been introduced to the air passage (3) but is not cleaned by the cleaning member (5) passes, wherein gaseous or suspended particulate factor substances which are contained in the air (A) that is not cleaned, and influence a human body are acquired so as to be monitored, at least before the factor substances increases beyond the allowable range, or gaseous or suspended particulate factor substances which are contained in the air (A) that is not cleaned, and are generated from a human body are acquired so as to be monitored.

This application relates to the technical field of house drainage, and discloses a one-way valve-type house drainage system that prevents gas backflow, which includes a bathroom floor with installation holes, a floor drain installed in the installation hole, and a drainage system buried inside the bathroom floor. There is a built-in cavity connected to the installation hole inside the bathroom floor, and a temporary storage box with an open top is set inside the built-in cavity. The floor drain is located above the opening of the temporary storage box, and the bottom of the temporary storage box passes through the anti-backflow component Connect to drain. The temporary storage box of the present application collects the water flow and enters the drainpipe through the anti-backflow component. The anti-backflow component can prevent the odorous gas inside the drainpipe from backflowing, improve the air cleanliness of the bathroom space, and at the same time prevent the water flow from being crowded at the drainpipe. As a result, the water flow at the floor drain is not smooth, and the drainage efficiency of the bathroom floor is improved.

The invention discloses an intelligent home air purification cabinet type body building device with an environmental simulation function and a use method thereof. A box body is divided into a surfaceA and a surface B, wherein an air purifier is arranged at the surface A; a treadmill capable of being stored through rotation is arranged at the surface B; armrests of the treadmill are arranged in the box walls of the two sides of the surface B of the box body; rolling wheels are arranged at the lower part of the box body; the intelligent home air purification cabinet type body building device isalso provided with an intelligent control system which comprises a controller, a central control computer, a pressure frequency detection device, an audio device, a video device, a display device anda signal receiving and transmission device; a treadmill crawler belt is made of a transparent wear-resistant anti-slip material; and the video device is arranged under the treadmill crawler belt. Theuse method of the intelligent home air purification cabinet type body building device provided by the invention comprises the five steps of facility unfolding and requirement setting, environment preparation, body building process execution, body building completion statistic analysis, folding and storage and the like. The intelligent home air purification cabinet type body building device has the advantages that the occupied space is small; the functions are complementary; the additional arrangement of a power supply is not needed; the body building environment beneficial to the human body and the immersive body building experience are provided; the operation is convenient; and the long-time continuable improvement can be realized, and the like.

The invention relates to the technical field of purification workbench, and discloses a monitoring-type purification workbench with high air cleanliness, which includes a workbench body, a partition plate is arranged inside the workbench body, and the bottom of the workbench body The foot is provided with a moving mechanism; the bottom of the inner cavity of the workbench body is provided with a lifting mechanism that penetrates through the partition, and a cleaning mechanism is fixedly installed inside the workbench body above the lifting mechanism; the monitoring type purification with high air cleanliness The workbench and the lifting mechanism can be adjusted according to different groups of people to meet their daily needs. At the same time, the operator can save time and effort during operation, and prevent difficult and inconvenient operation due to height differences. Things happen, and at the same time, real-time monitoring of humidity and air quality is adopted as a whole to monitor the overall internal environment, which is conducive to the promotion and use of the market.

The invention relates to the technical field of numerical control machine tools, in particular to a cutting machine tool follow-up dust removal control system, method and device and a storage medium. The dust removal cover mechanism covers the cutting main shaft; the dust collection mechanism is communicated with the dust removal cover mechanism through a pipeline; the pressure sensors are uniformly arranged at the bottom of the dust hood mechanism at intervals and used for detecting pressure between the bottom of the dust hood mechanism and the workpiece; the controller is electrically connected with the pressure sensor and used for receiving data of the pressure sensor; wherein the dust removal cover mechanism comprises a sealing cover and a vertical driving assembly, the vertical driving assembly is connected with the sealing cover, the vertical driving assembly is electrically connected with the controller, and when a numerical value received by the controller is larger than the upper limit of a threshold value, the vertical driving assembly drives the sealing cover to be lifted; when the numerical value received by the controller is smaller than the lower limit of the threshold value, the vertical driving mechanism drives the sealing cover to press downwards so as to ensure that the pressure between the bottom of the sealing cover and the workpiece is within the set distance range.

Factor substances which influence a human body or factor substances generated from a human body are acquired in an indoor space, and the environment of the indoor space is efficiently monitored. Disclosed are an air cleaning device and an air cleaning monitoring system using the air cleaning device. The air cleaning device is comprised of a cleaning device body (2) in which an air passage (3) is formed; a suction means (4) which introduces an air (A) to the air passage (3) of the cleaning device body (2); a cleaning member (5) which cleans the air (A) introduced to the air passage (3); and an acquisition member (6) provided in an area through which the air (A) that has been introduced to the air passage (3) but is not cleaned by the cleaning member (5) passes, wherein gaseous or suspended particulate factor substances which are contained in the air (A) that is not cleaned, and influence a human body are acquired so as to be monitored, at least before the factor substances increases beyond the allowable range, or gaseous or suspended particulate factor substances which are contained in the air (A) that is not cleaned, and are generated from a human body are acquired so as to be monitored.