CN213395781U

CN213395781U - Air purifier

Info

Publication number: CN213395781U
Application number: CN202022376315.XU
Authority: CN
Inventors: 廖成键; 王志坡
Original assignee: Ainm Group Co ltd
Current assignee: Ainm Group Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-06-08
Anticipated expiration: 2030-10-22

Abstract

The utility model discloses an air purifier, which comprises a shell, wherein a primary filter screen, an HEPA (high efficiency particulate air) network and an MHCC (high-performance metal hydride carbon) carbon block network are sequentially arranged on the left side and the right side of the shell from outside to inside respectively, and a centrifugal fan is arranged between the two MHCC carbon block networks and is driven by a motor; an ultraviolet germicidal lamp is arranged below the shell; a negative ion generator is arranged above the shell; the centrifugal fan sucks air from the left side and the right side respectively, so that the air is upwards sent out after passing through the primary filter screen, the HEPA screen, the MHCC carbon block screen and the ultraviolet germicidal lamp respectively, and is discharged from the air outlet after being subjected to corona generation by the negative ion generator to generate negative ions. The utility model discloses can turn into harmful gas such as formaldehyde in the air and discharge to the harmless material of environment, also can filter PM0.3 or following granule filtration.

Description

Air purifier

Technical Field

The utility model relates to an air purification field, concretely relates to air purifier.

Background

With the development of industrialization, environmental pollution, especially air pollution, is more and more serious, and large-scale pollution control mainly shows haze, photochemical smog and the like caused by much air dust and particulate matters; over-industrialization exposes more people to more air pollution, and too much dust, fine particles and external pollution sources erode and pollute the activity space and the indoor air.

In order to meet the requirement of air environment purification in modern home environment or office places, the air purifier is suitable for operation, can filter polluted air, and brings a clean and fresh air environment to optimize our living and working space.

The air purifier is a product capable of adsorbing, decomposing or converting pollutants in various kinds of air and effectively improving the cleanliness of indoor air; the air purifier that has outstanding representativeness at present is passive form air purifier, and this kind of air purifier mainly comprises motor, fan, airstrainer etc. and its theory of operation is: the motor and fan in the machine make the indoor air circulate, the polluted air passes through the air filter screen in the machine to remove or adsorb various pollutants, and then the purified air is discharged.

The filter screen of the existing air purifier can only filter some coarse particles, and the particle filtering effect of PM0.3 or below which has the greatest harm to human bodies is not large. And the filter screen of the existing air purifier is generally difficult to filter formaldehyde in the air, which becomes the technical defect of the air purifier.

SUMMERY OF THE UTILITY MODEL

In view of the above, in order to solve the above technical problems, an object of the present invention is to provide an air purifier, which can convert harmful gases in the air, such as formaldehyde, into substances harmless to the environment and discharge the substances, and can filter particles of PM0.3 or less.

The adopted technical scheme is as follows:

an air purifier comprises a shell, wherein a primary filter screen, an HEPA (high efficiency particulate air) screen and MHCC (high-performance metal hydride carbon) carbon block networks are sequentially arranged on the left side and the right side of the shell from outside to inside respectively, a centrifugal fan is arranged between the two MHCC carbon block networks, and the centrifugal fan is driven by a motor; an ultraviolet germicidal lamp is arranged below the shell; a negative ion generator is arranged above the shell; the centrifugal fan sucks air from the left side and the right side respectively, so that the air is upwards sent out after passing through the primary filter screen, the HEPA screen, the MHCC carbon block screen and the ultraviolet germicidal lamp respectively, and is discharged from the air outlet after being subjected to corona generation by the negative ion generator to generate negative ions.

Further, the motor is electrically connected with a controller, and the controller is electrically connected with a display screen; still be equipped with a plurality of sensors in the casing, it is a plurality of the sensor with the controller electricity is connected.

Further, the plurality of sensors includes a formaldehyde sensor, a VOC sensor, a temperature and humidity sensor, and a PM2.5 sensor.

Further, a memory is arranged in the controller, a threshold corresponding to the PM2.5 sensor is stored in the memory, and when the value monitored by the PM2.5 sensor reaches the threshold, the controller controls the motor to start.

Furthermore, the left side and the right side of the shell are respectively covered with a filter screen cover.

The beneficial effects of the utility model reside in that:

the centrifugal fan sucks air from the left side and the right side respectively, so that the air is upwards sent out after passing through the primary filter screen, the HEPA screen, the MHCC carbon block screen and the ultraviolet germicidal lamp respectively, and is discharged from the air outlet after being subjected to corona generation by the negative ion generator to generate negative ions. Wherein,

HEPA net (High efficiency particulate air Filter), for High-efficient air cleaner, reach HEPA standard's Filter screen, to 0.1 micron and 0.3 micron effective rate reach 99.7%, HEPA net's characteristics are that the air can pass through, but tiny particle can't pass through. It can remove more than 99.97% of particles with diameter of 0.3 micrometer (1/200 of hair diameter), and is the most effective filtering medium for smoke, dust and bacteria.

The MHCC carbon block net (Multifunctional High Performance Catalytic Cleaning) is a Multifunctional High-efficiency Catalytic Cleaning net, and the filter net can simultaneously treat main gaseous pollutants in indoor air, such as formaldehyde, TVOC, benzene, toluene, xylene, hydrogen sulfide, sulfur dioxide, nitrogen dioxide, ammonia gas, ozone and the like, and has High treatment speed and High efficiency.

The air which is filtered, purified and sterilized by the primary filter screen, the HEPA screen, the MHCC carbon block screen and the ultraviolet germicidal lamp is sent to the negative ion generator by the centrifugal fan to be corona to emit a large amount of electrons (e-), and the electrons can not exist in the air for a long time (the existing electrons only have nS grade in service life) and can be immediately treated by oxygen molecules (O) in the air₂) And trapping to generate air negative ions so as to achieve better purification effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic view of a partially exploded structure of an air cleaner.

Fig. 2 is a schematic front view of an air purifier.

Fig. 3 is a schematic top view of an air cleaner.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only preferred embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, an air purifier comprises a housing 1, a primary filter screen 2, an HEPA screen 3 and an MHCC carbon block screen 4 are sequentially arranged on the left side and the right side of the housing 1 from outside to inside respectively, a centrifugal fan 5 is arranged between the two MHCC carbon block screens 4, and the centrifugal fan 5 is driven by a motor; an ultraviolet germicidal lamp 6 is arranged below the shell 1; a negative ion generator 7 is arranged above the shell 1; the centrifugal fan 5 sucks air from the left side and the right side respectively, so that the air is sent upwards after passing through the primary filter screen 2, the HEPA screen 3, the MHCC carbon block screen 4 and the ultraviolet germicidal lamp 6 respectively, and is discharged from an air outlet after generating negative ions through corona of the negative ion generator 7.

Wherein, the primary filter screen 2 is mainly used for filtering dust particles with the particle size of more than 5 μm. The primary filter screen is plate type, the outer frame can be selected from paper frame, aluminum frame or galvanized iron frame, the filter material can be selected from non-woven fabric, nylon net, active carbon filter material or metal mesh net, and the protective net can be selected from double-sided plastic-sprayed wire net or double-sided galvanized wire net.

The HEPA net 3(High efficiency particulate air Filter) is a Filter net which reaches the HEPA standard, the effective rate of 0.1 micron and 0.3 micron reaches 99.7 percent, and the HEPA net is characterized in that air can pass through but fine particles cannot pass through. It can remove more than 99.97% of particles with diameter of 0.3 micrometer (1/200 of hair diameter), and is the most effective filtering medium for smoke, dust and bacteria.

The MHCC carbon block net 4(Multifunctional High Performance Catalytic Cleaning) is a Multifunctional High-efficiency Catalytic Cleaning net, and the filter net can simultaneously treat main gaseous pollutants in indoor air, such as formaldehyde, TVOC, benzene, toluene, xylene, hydrogen sulfide, sulfur dioxide, nitrogen dioxide, ammonia gas, ozone and the like, and has High treatment speed and High efficiency.

Wherein M-multifunctionality

The adsorption and catalysis technologies are jointly adopted, so that the main gaseous pollutants in the indoor air, such as formaldehyde, TVOC, benzene, toluene, xylene, hydrogen sulfide, sulfur dioxide, nitrogen dioxide, ammonia gas, ozone and the like, can be efficiently removed.

H-High Performance

Has high-efficiency and quick removal effect on most gaseous pollutants.

C-catalysis harmless

The chemical adsorption and catalytic polycondensation technologies are jointly adopted, toxic and harmful gases such as formaldehyde in the air can be catalytically converted into substances harmless to the environment, the service life of the filter element is effectively prolonged, the purification cost of enterprises and users is reduced, and the accumulated purification amount of gaseous pollutants can reach more than 3.5 per thousand.

C-Cleaning broad spectrum Cleaning

The carrier is prepared by compounding the traditional ceramic material and the active adsorption material, so that the obtained material has very good broad-spectrum cleaning capability and good odor removing capability for odor sensitive areas such as smoking rooms, toilets, refrigerators, kitchens and the like.

The utility model discloses a multiple purification such as primary filter screen 2, HEPA net 3, MHCC carbon piece net 4, sterilamp 6, anion generator 7 can turn into the harmful gas such as formaldehyde in the air into the harmless material to the environment through jointly adopting physical adsorption and chemisorption technique.

The centrifugal fan 5 sends the air after the primary filter screen 2, the HEPA net 3, the MHCC carbon block net 4 and the ultraviolet germicidal lamp 6 are filtered, purified and sterilized to the negative ion generator 7 for corona, a large amount of electrons (e-) are emitted, the electrons can not exist in the air for a long time (the service life of the existing electrons is only nS level), and can be captured by oxygen molecules (O2) in the air at once, so that air negative ions are generated, and a better purification effect is achieved.

A filter cover 8 may be further provided on each of the left and right sides of the housing 1.

The motor is electrically connected with the controller, and the controller is electrically connected with the display screen 9; still be equipped with a plurality of sensors in the casing, a plurality of sensors are connected with the controller electricity. The plurality of sensors includes, for example, a formaldehyde sensor, a VOC sensor, a temperature and humidity sensor, and a PM2.5 sensor. Signals monitored by the sensors are processed by the controller and then sent to the display screen for display.

The controller is internally provided with a memory, and the memory stores a threshold corresponding to the PM2.5 sensor. The air purifier may be in an intelligent on mode. When the air purifier is in a shutdown state, when the numerical value monitored by the PM2.5 sensor reaches a threshold value, the controller controls the motor to start.

Therefore, on one hand, the air purifier monitors fine particles in the air through the PM2.5 sensor, when air pollutants reach a peak value (namely a threshold value), the air purifier can intelligently work and enter a purification mode;

on the other hand, the air quality, the formaldehyde, the PM2.5, the temperature, the humidity and the VOC value are monitored in real time through each sensor and are displayed on a display screen at a glance.

The above detailed description is only for the purpose of illustrating the practical embodiments of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent embodiments or modifications that do not depart from the technical spirit of the present invention are intended to be included within the scope of the present invention.

Claims

1. An air purifier is characterized by comprising a shell, wherein a primary filter screen, an HEPA (high efficiency particulate air) screen and an MHCC (high mobility grade carbon) carbon block screen are sequentially arranged on the left side and the right side of the shell from outside to inside respectively, a centrifugal fan is arranged between the two MHCC carbon block screens, and the centrifugal fan is driven by a motor; an ultraviolet germicidal lamp is arranged below the shell; a negative ion generator is arranged above the shell; the centrifugal fan sucks air from the left side and the right side respectively, so that the air is upwards sent out after passing through the primary filter screen, the HEPA screen, the MHCC carbon block screen and the ultraviolet germicidal lamp respectively, and is discharged from the air outlet after being subjected to corona generation by the negative ion generator to generate negative ions.

2. The air purifier of claim 1, wherein the motor is electrically connected to a controller, the controller being electrically connected to a display screen; still be equipped with a plurality of sensors in the casing, it is a plurality of the sensor with the controller electricity is connected.

3. The air purifier of claim 2 wherein the plurality of sensors includes a formaldehyde sensor, a VOC sensor, a temperature and humidity sensor, and a PM2.5 sensor.

4. The air purifier as claimed in claim 3, wherein a memory is provided in the controller, a threshold corresponding to the PM2.5 sensor is stored in the memory, and when the value monitored by the PM2.5 sensor reaches the threshold, the controller controls the motor to start.

5. The air cleaner of claim 1, wherein a screen cover is respectively provided at left and right sides of the housing.