25results about How to "Improve air purification effect" patented technology

The invention provides a high-low oxygen regulation and control device. The device comprises an air production module, an air treatment module, a high-low oxygen separation module, an output module and a control module, the air production module, the air treatment module, the high-low oxygen separation module and the output module are communicated in sequence; the air production module is used for producing air, the air treatment module is used for pretreating the produced air, the high-low oxygen separation module is used for dividing the pretreated air into high-oxygen air and low-oxygen air, and the high-low oxygen separation module comprises a high-oxygen branch and a low-oxygen branch; the control module is used for controlling the gas conveying proportion of the high-oxygen branch and the low-oxygen branch, and the output module is used for outputting regulated and controlled high-oxygen and low-oxygen air. According to the invention, accurate adjustment of different oxygen concentrations can be realized, and gas temperature output at different altitudes can be simulated.

The invention discloses dust-free workshop multi-stage air purification equipment, and particularly relates to the technical field of air purification, the dust-free workshop multi-stage air purification equipment comprises a purification frame, an air inlet pipe is fixedly installed at one end of the purification frame, an air outlet pipe is fixedly installed at the end, away from the air inlet pipe, of the purification frame, and the opposite ends of the air inlet pipe and the air outlet pipe are fixedly sleeved with fixing frames. A multi-stage purification mechanism is arranged, the multi-stage purification mechanism comprises a first-stage purification part and a second-stage purification part which are the same in structure, and purification cloth belts in the first-stage purification part are located in two second areas, so that two pieces of first-stage purification cloth are formed in a purification frame, and two-layer first-stage purification is conducted on air in the dust-free workshop; purification cloth belts in the secondary purification part are located in two second areas, so that two pieces of secondary purification cloth are formed in a purification frame, two-layer secondary purification is performed on air in the dust-free workshop, multi-stage purification is performed on the air in the dust-free workshop, the air purification effect of the dust-free workshop is improved, and normal use of the dust-free workshop is facilitated.

The invention relates to a method for synchronously preparing a special-shaped inorganic nanofiber membrane. The method comprises the following steps: firstly, dissolving a polymer spinning aid, an acid chloride precursor and a silicon oxide precursor in a volatile solvent, spinning the mixed solution into a membrane by adopting an electrostatic spinning technology, and carrying out high-temperature calcination on a hybrid nanofiber membrane containing the polymer spinning aid, the acid chloride precursor and the silicon oxide precursor, the special-shaped inorganic nanofiber membrane is obtained. Compared with a nanofiber membrane material prepared by an existing process technology, the special-shaped nanofiber membrane disclosed by the invention shows good gas purification performance, is high in particulate matter separation efficiency and low in filtering resistance, and provides a reference thought for related fields such as high-efficiency and low-energy-consumption air purification membrane materials and the like.

The present invention discloses a smart energy-saving and noise-reducing ductless negative pressure clean air exhaust cabinet and a manufacturing method thereof. The exhaust cabinet comprises a cabinet body, a first chemical filter module, a fan frame, and a second chemical filter module arranged in sequence on the top of the cabinet body; a fan is arranged in the fan frame to cause the air in the cabinet body to pass through the first chemical filter module and be discharged from the second chemical filter module; the first chemical filter module is provided with a plurality of spaced main mesh layers, the front end of the second chemical filter module is provided with a reaction area of ​​non-thermal plasma for oxidizing organic pollutants, and the second chemical filter module is provided with a secondary mesh layer corresponding to the non-thermal plasma; the main mesh layer and the secondary mesh layer are porous structures for adhering reactants. The present invention realizes good indoor circulation performance for the emission purification of special gases, and has intelligent energy-saving and environmental protection effects.

The invention provides an indoor carbon dioxide trapping system for a high-rise building. The indoor carbon dioxide trapping system is applied to an indoor carbon dioxide trapping method for the high-rise building. According to the illumination intensity, dividing all-day time into one or more of a first time period, a second time period and a third time period in sequence; according to the time period of the system, different working modes of the system about air purification are switched; the indoor air purification of the high-rise building is completed by switching the system among different working modes. The indoor carbon dioxide trapping system for the high-rise building can be suitable for use scenes of the high-rise building, a good air purification effect is achieved, time division is conducted on the whole day, working modes are switched according to different time periods, and the indoor carbon dioxide trapping system has the advantages of being low in energy consumption, low in noise and intelligent in control.

The invention relates to a preparation method and device of anion nano activator formaldehyde-removing gel, which comprises the following steps: adding anatase crystal form nano titanium dioxide sol into a rare earth anion solution, and then adding a certain amount of slow-release agent as a slow-release nano activator of the gel. A powdery composite gelatinizing agent is adopted and comprises chitosan, xanthan gum, sodium alginate, sodium chlorite, sodium bicarbonate and dye. Preparing a rare earth negative ion solution, and adding a certain amount of stabilizer and slow-release agent; a device which combines a rotary material storage container and a liquid storage container into a whole in a rotating mode is designed. A powdery composite gelatinizing agent is loaded in the device, a rotary hexagonal handle is attached to the interior of the device, a cylindrical rotary propeller is attached to the top end of the component, the rotary propelling component moves downwards, an isolating membrane at the bottom end of a storage barrel is jacked off, and the powdery composite gelatinizing agent immediately falls into a liquid storage container and reacts to generate chlorine dioxide, negative ions and formaldehyde-removing nanometer material components. And the space is slowly released, so that a good air purification effect is achieved.

The invention belongs to the technical field of air purification, and particularly relates to an air purification system which comprises a wafer part, a temporary storage box and a fixing part, a filtering layer is fixedly connected to the wafer part, a sliding rod is slidably connected to the fixing part, a vertical rod is fixedly connected to the fixing part, and an I-shaped rod is slidably connected to the vertical rod. A first compression spring is connected between the I-shaped rod and the sliding rod, a pressing plate is connected to the sliding rod and can stretch into the temporary storage box, a partition plate is connected to the temporary storage box in a sliding mode, a scraping plate is connected to the fixing part and can slide up and down in the vertical direction of the temporary storage box, and a round piece A is detachably connected to the I-shaped rod through a bolt. The sliding rod is detachably connected with a wafer B through a bolt, and a first pressure spring is fixedly connected between the wafer A and the wafer B. The air purifier further comprises a connecting part, the connecting part is rotationally connected with a temporary storage box, the original air quality of the indoor environment can be detected, and convenience is brought to the air purification process in the actual use process.

The invention relates to the field of air purification, in particular to a dust filtering and ventilating device for a communication base station machine room. The device comprises a fixed outer frame, a ventilation pipe, a rotating inner frame, a rotating box, a dust filtering assembly and a ventilation fan. The fixed outer frame penetrates through the wall of the communication base station machine room, a mounting cavity I is formed in the center, and a through hole I communicated with the mounting cavity I is formed in the side wall; one end of the ventilation pipe is communicated with the through hole I, and the other end extends to a finger position inside and outside the communication base station room; the rotating inner frame is rotationally arranged in the mounting cavity I, a mounting cavity II is formed in the rotating inner frame, and a through hole II communicated with the mounting cavity II is formed in the side wall; the rotating box is rotationally arranged in the second mounting cavity, the rotating direction is staggered with the rotating inner frame, and the two ends extend out of the rotating inner frame. The two dust filtering assemblies are located at the two ends of the rotating box correspondingly. The ventilation fan is located in the rotating box and located between the two dust filtering assemblies. The air purification effect in the communication base station machine room is good, the pertinence is high, the working modes are diversified, and the stable and lasting purification performance is achieved.

The invention provides an air conditioner which comprises a machine body, an air inlet pipe and an air outlet pipe. The sterilization module is arranged at the air outlet end of the air outlet channel; the air sweeping assembly is arranged in the air outlet channel and located on the side of the sterilization module, the air sweeping assembly comprises an air sweeping part, and at least part of the air sweeping part is arranged in the length direction of the air outlet channel in a swinging mode so as to guide airflow in the air outlet channel; the air guide assembly is movably arranged on the machine body so that the air outlet channel can be opened or closed, the air guide assembly comprises an air guide part, the air guide part is rotatably arranged around a preset axis, and airflow in the air outlet channel sequentially flows through the air sweeping part, the sterilization module and the air guide part and then is blown out. The problem that an air conditioner in the prior art is poor in air purification effect is solved.

The utility model discloses a honeycomb activated carbon bag for air purification, which comprises a non-woven fabric sleeve bag, a composite covering cloth and a honeycomb activated carbon block, one end of the composite covering cloth is provided with a sewing strip, the peripheral edge of the non-woven fabric sleeve bag is provided with a bamboo charcoal breathable cloth belt, the bamboo charcoal breathable cloth belt is of a rectangular distribution structure, and the honeycomb activated carbon block is arranged in the non-woven fabric sleeve bag. A first hollow cylinder section is arranged on one side of the bamboo charcoal breathable cloth belt, a nylon binding rope is arranged at one end of the first hollow cylinder section, an elastic telescopic section is arranged at one end of the nylon binding rope, and a pin head shaft is installed at one end of the elastic telescopic section. The composite covering cloth is sewn at the opening of the top end of the non-woven fabric sleeve bag through the sewing belt strips, the bamboo charcoal breathable cloth belts are arranged on the edges of the periphery of the non-woven fabric sleeve bag, the honeycomb activated carbon blocks are embedded in the non-woven fabric sleeve bag, the good wrapping effect is achieved, and the good dustproof effect is achieved; and the good air purification effect of the good honeycomb activated carbon block is ensured.

The utility model relates to the technical field of air purification, in particular to an air conditioner terminal device and an air conditioner ventilation system. The air conditioner ventilation system comprises the air conditioner terminal device. The air conditioner terminal device comprises a case with an accommodating space; the control module is fixed on the wall of the case; the high-voltage electrostatic module is accommodated in the accommodating space and is electrically connected with the control module; and the photocatalysis module is accommodated in the accommodating space and is electrically connected with the control module. According to the air conditioner terminal device, the high-voltage static module is used for removing particulate matter, cleaning is convenient, and the maintenance cost is low; the high-voltage electrostatic module can ionize to generate plasma, the disinfection effect is obvious, the service life is long, and a byproduct ozone is controllable; the photocatalysis module generates strong oxidizing free radicals through photocatalysis, the reaction rate is high, the reaction efficiency is high, and the method is green and safe.

The application relates to an air purification method, a system, a storage medium and an air purifier, relates to the field of air purification technology, and the method comprises the following steps: acquiring personnel positions in regions and equipment operation positions; establishing virtual positions of the equipment on equipment moving tracks, and determining required separation distances according to the personnel positions in the regions and the virtual positions of the equipment; determining local suitable parameters according to the required separation distances; determining comprehensive suitable parameters according to all the local suitable parameters under a single virtual position of the equipment; defining the virtual positions of the equipment with the comprehensive suitable parameters greater than a reference required parameter as qualified placement positions, and determining required moving distances according to the equipment operation positions and the qualified placement positions; determining the required moving distance with the minimum value according to a sorting rule, defining the corresponding qualified placement position as a required placement position, and controlling the air purifier to move to the required placement position to perform operation. The application has the effect of improving air purification effect and improving user experience.

The invention discloses an air purification system, which comprises: a machine body, which is internally provided with a purification cavity and is provided with an air inlet and an air outlet that can communicate with the purification cavity; the mounting frame is mounted in the purification cavity of the machine body, and a mounting groove is formed in the mounting frame; the foam generating assembly is movably mounted in the mounting groove and comprises a horizontal plate, small holes are formed in the horizontal plate, and air or purification liquid can be guided out from the small holes from bottom to top, so that foam is formed on the surface of the horizontal plate; according to the air purification device, the mode that the multiple small holes are formed in the horizontal plate is adopted, so that the purification liquid forms foam for purification on the surface of the horizontal plate, and therefore when to-be-purified air passes through the foam, the to-be-purified air makes contact with the foam, pollutants in the air are removed, and the situation that the pollutants in the air pollute the external environment is avoided.

The utility model relates to the technical field of air conditioning, and discloses an air purification device, the air purification device comprises an air duct assembly, an electrode support and an electrode, the air duct assembly is provided with a purification air duct and is provided with an air inlet and an air outlet which are communicated with the purification air duct; the electrode support is arranged in the purification air duct, the electrode support is annular, and the axis of the electrode support faces the air outlet; and the electrode is arranged on the electrode bracket. The utility model further discloses a household appliance.

The invention relates to the technical field of building materials, and particularly discloses a thermal insulation cement mortar plate capable of degrading nitric oxide gas as well as a preparation method and application of the thermal insulation cement mortar plate. The cement mortar board comprises the following components: 19%-23% of cement, 61%-67% of standard sand, 3.2%-4.6% of polylactic acid modified hollow titanium dioxide microspheres, 0.05%-0.1% of a water reducing agent, 0.02%-0.04% of a foaming agent and 9%-12% of water. The polylactic acid modified hollow titanium dioxide is added to serve as a functional material, meanwhile, the foaming agent is added to regulate and control the porosity in the cement mortar board, the cement mortar board with the dual functions of heat preservation and photocatalytic degradation of nitric oxide is formed, meanwhile, polylactic acid is a biodegradable material, and the thermal insulation effect is good. The invention provides an energy-saving and environment-friendly green multifunctional material for the building field, is suitable for various building structures and application scenes, and has high practical value.

The application discloses a preparation method and application of a PTFE biomimetic membrane based on a photocatalysis-filter coupling mechanism. The method comprises the following steps: firstly, blending polytetrafluoroethylene (PTFE) and a photocatalyst in a solvent; sequentially performing pushing, rolling, longitudinal stretching, transverse-longitudinal stretching and heat treatment operations on the blended slurry; and finally obtaining the PTFE biomimetic membrane with photocatalysis-filter functions. The PTFE biomimetic membrane can be used for air purification, atmospheric dust removal, industrial waste gas filtration and the like. The application adopts a photocatalysis free oxygen negative ion generation mechanism, orderly embeds isotactic photocatalysts and constructs a micro-rough surface to realize air purification efficiency improvement, pollutant screening and anti-pollution performance. In addition, the orderly arranged photocatalysts can greatly improve light scattering, and then improve the photocatalyst efficiency of the material.

The utility model discloses an ultraviolet disinfection machine which comprises a walking device, an ultraviolet lamp structure and an atomizer structure are arranged in the walking device, an air inlet and an air outlet are arranged on a shell of the walking device, an air duct is arranged between the air inlet and the air outlet, a cooling and humidifying structure is further arranged in the walking device, and the cooling and humidifying structure is located on the air duct. On one hand, cooling and humidifying can be carried out on a site with dense personnel, the muggy condition is avoided, air can be purified, on the other hand, air circulation on the site can be enhanced, the concentration of indoor harmful substances can be effectively reduced, breeding of microorganisms such as bacteria can be reduced, and virus spreading can be better and effectively avoided; therefore, a better sterilization effect is achieved, the structure is simple, and the cost of the ultraviolet sterilizer can be reduced.

The invention relates to a method for identifying a functional state of an ionizer of an air purification device, in particular for a motor vehicle, in which a measuring device measures a current intensity at an injection electrode of the ionizer at a time t0 and transmits the current intensity to a computing device, the measuring device measures at least one further parameter at a point in time t0 and transmits it to the computing device, the measuring device measures the current intensity at the injection electrode and the at least one further parameter at a subsequent point in time t1 and transmits them to the computing device, the calculating device determines at least one comparison value from the measured values detected by the measuring device at the time t0 and the time t1 and compares the comparison value with a reference value, and the calculating device generates a signal and / or takes measures as long as the comparison value deviates from the reference value by a predefined value. As a result, during operation, a long-term high separation effect can be achieved even in the case of aging of the filter device.

The invention discloses a cloud purifier, and relates to the technical field of environmental protection, the cloud purifier comprises a base and a rotating assembly, and the top of the base is provided with a purifying assembly. The electromagnetic valve is started to be opened, water in the water tank flows into the water tank through the drainage pipe and the water inlet hole, the floating ball liquid level meter is started to detect the change of the water level in the water tank, when the water level meets a set numerical value, the PLC can automatically control the electromagnetic valve to be closed, water injection is stopped, then the ceramic atomization piece is started, and through specific frequency and high energy, the atomization effect is achieved. Molecular bonds of a water cluster are broken, water molecules are ionized, and water mist with positive and negative ions is generated and looks like white cloud. The cross-flow fan is started, generated white clouds are brought out by wind and sprayed to the whole house, odor removal and air purification are achieved, positive and negative ions can permeate into human cells and pores, germs in the cells are killed, the vitality of healthy cells is activated, fresh air is created indoors, and body health is facilitated.

The invention relates to the technical field of air purification, in particular to production workshop air purification equipment with multi-stage purification suckers, which comprises a main body, an air inlet mechanism is arranged at the top end of the main body, a filter element mechanism is arranged in the main body and below the air inlet mechanism, an opening is formed in one side of the main body, and the multi-stage purification suckers are arranged in the main body. The filter element mechanism comprises a frame fixedly connected with the inner wall of the main body, a fourth mounting groove is formed in the side, close to the opening, of the frame, third mounting grooves are symmetrically formed in the positions, located on the two sides of the fourth mounting groove, in the frame, and screw rods are rotationally connected into the third mounting grooves; a storage groove is formed in the end, away from the opening, of the fourth mounting groove in the frame. The cleaning plate is controlled to move to clean impurities on the surface of the filter element, the impurities are pushed to the containing groove to be pulled away from the cleaning mechanism, the partition plate can play a dustproof role and does not hinder movement of the cleaning plate, all components are tightly matched in the whole process, it is guaranteed that the filter element works efficiently and continuously, and the good air purification effect is maintained.

The present invention discloses a ventilation device for a coating production line, which relates to the technical field of ventilation for coating production, and comprises a shell, wherein the shell comprises an annular casing, an air inlet side plate and an air outlet side plate, wherein the air inlet side plate and the air outlet side plate are symmetrically arranged on both sides of the annular casing, and an air filter mechanism is installed on the inner wall of the shell, and a wind wheel module is arranged on the inner side of the air filter mechanism, and a ventilation module is arranged between the wind wheel module and the air filter mechanism. The present invention improves the self-cleaning ability of the device by arranging the shell, the air filter mechanism and the wind wheel module, and the gas rotates and flows between the annular casing and the movable drum, and the dust is filtered through the dust filter plate by the action of centrifugal force, so as to reduce the content of floating dust in the environment and improve the working environment quality of coating production, and the dust filter plate is deflected by the rotation of the movable drum and the extrusion and rebound of the spring, so as to vibrate the surface of the dust filter plate, clean the dust on the surface of the dust filter plate, and avoid the influence of dust accumulation on the device.

The invention relates to the technical field of environmental engineering, in particular to a method and system for determining the protection density of a dust retention forest, and the method comprises the following steps: S1, selecting a plurality of rectangular sample plots capable of representing the overall vegetation density distribution of the dust retention forest; s2, arranging a plurality of sampling points in each sample plot along the diagonal direction; s3, collecting air samples at the sampling points in each sample plot, and detecting the concentrations of total suspended particulate matters TSP, PM10 and PM2.5 in the air samples; s4, establishing a relation model between the dust retention forest protection density and the air quality; s5, calculating the optimal vegetation density value of the dust retention forest in the target area according to the established relation model; and S6, dynamically adjusting the optimal vegetation density value of the dust retention forest. According to the method, by adopting multiple linear regression analysis and a dynamic adjustment strategy, the vegetation density of the dust retention forest can be accurately adjusted according to the real-time environment data, and it is ensured that the optimal air purification effect is achieved under various weather conditions, so that the environment quality and the management efficiency of the dust retention forest are effectively improved.

The application relates to an air outlet control method, belonging to the technical field of air treatment, which is used for controlling an air outlet structure. The air outlet structure comprises a main body, a first air guide cavity is arranged in the main body, the main body has a first size, the first size increases from one end close to an air outlet end to one end far from the air outlet end, a cover plate is arranged on one side of the main body far from the air outlet end, and the cover plate and the main body define a first air outlet which can be opened and closed. A second air outlet which can be opened and closed is arranged on the cover plate and communicates with the first air guide cavity. The air outlet control method comprises controlling at least one of the first air outlet and the second air outlet to be opened, so that the airflow entering the first air guide cavity through the air outlet end is configured to be capable of being discharged through at least one of the first air outlet and the second air outlet, the user can select a side air outlet mode and / or an upper air outlet mode according to requirements, and the air outlet speed of the first air outlet can be improved, and the air outlet volume of the side air outlet mode can be improved.

The present invention discloses a multi-stage air purification device for a dust-free workshop, and specifically relates to the technical field of air purification, comprising a purification frame, one end of the purification frame is fixedly installed with an air inlet pipe, and the end of the purification frame away from the air inlet pipe is fixedly installed with an air outlet pipe, and the opposite ends of the air inlet pipe and the air outlet pipe are fixedly sleeved with a fixed frame. The present invention, by setting a multi-stage purification mechanism, the multi-stage purification mechanism includes a primary purification component and a secondary purification component with the same structure, the purification cloth belt in the primary purification component is located in two second areas, thereby forming two primary purification cloths in the purification frame, and performing two layers of primary purification on the air in the dust-free workshop, the purification cloth belt in the secondary purification component is located in two second areas, thereby forming two secondary purification cloths in the purification frame, and performing two layers of secondary purification on the air in the dust-free workshop, thereby performing multi-stage purification on the air in the dust-free workshop, improving the air purification effect of the dust-free workshop, and facilitating the normal use of the dust-free workshop.

The invention belongs to the technical field of filtering dust removal, and discloses a fully mechanized face automatic filter cartridge filtering intelligent blowing dust removal fan which comprises a dust removal fan body, the dust removal fan body comprises an air suction mechanism, a dust filtering mechanism and an air outlet mechanism which are sequentially connected from front to back, and the air suction mechanism comprises an air suction barrel, an air suction fan and a driving motor; the dust filtering mechanism comprises a dust filtering box body, a bag type filter cartridge, a filter cartridge dust concentration monitor, a filter cartridge dust cleaning assembly and an automatic dust sweeping assembly, a horizontal partition plate and a vertical partition plate are arranged in the dust filtering box body, the horizontal partition plate is flush with the top end face of the bag type filter cartridge, and a through hole matched with an outlet in the top end of the bag type filter cartridge in size is correspondingly formed in the horizontal partition plate; the top end of the vertical partition plate is connected with the rear end of the horizontal partition plate, the filter drum dust removal assembly comprises a nozzle, a ventilation pipeline and an air bag, the air outlet mechanism comprises an air outlet box body, a dust removal filter screen and a flow guide plate, and the air purifier has the advantages of being strong in dust suction force, sufficient in air transition storage space, good in multi-stage filtration and air purification effect, capable of guaranteeing the body health of workers and the like.