CN211854286U - A HEPA membrane low temperature plasma air purifier - Google Patents

Abstract

The utility model provides a HEPA membrane low temperature plasma air purifier, include: shell, HEPA membrane adsorption cavity, low temperature plasma reaction channel and active carbon filter screen, wherein: one end of the shell is provided with a shell air inlet, the other end of the shell is provided with a shell air outlet, and the shell air inlet is provided with a fan; the HEPA film adsorption chamber is arranged at one end of the air inlet of the shell and is provided with an HEPA film adsorption layer; the activated carbon filter screen is arranged at one end of the air outlet of the shell; the low temperature plasma reaction channel sets up HEPA membrane adsorption cavity with in the middle of the active carbon filter screen, low temperature plasma reaction channel is provided with low temperature plasma reaction chamber, all set up the reaction polar plate in the low temperature plasma reaction chamber. The utility model provides a pair of HEPA membrane low temperature plasma air purifier, fine solution present air purifier produce secondary pollution's problem when air-purifying.

Description

A HEPA membrane low temperature plasma air purifier

technical field

The utility model relates to the field of air purification devices, in particular to a HEPA membrane low-temperature plasma air purifier.

Background technique

The air contains a lot of PM2.5, bacteria and viruses, which will cause great damage to human health. In order to purify the air quality and maintain the air in a natural and fresh state, air purifiers can be used; the existing air purification The equipment includes ultraviolet air purifiers and ozone air purifiers. Although ultraviolet rays and ozone have good sterilization effects, the coexistence of humans and machines for a long time, the ultraviolet rays and ozone generated by the machine will cause harm to human health.

The invention with the patent number of CN201510096163.9 provides an LED ultraviolet air purifier, including: adopting bottom air intake, after removing large particles, dust and other sundries through multiple filter layers, the LED ultraviolet sterilizing lamp on the top It emits high-purity ultraviolet light, monochromatic ultraviolet light with a wavelength of 275nm to 320nm, and the double-layer photocatalyst filter layer above the filter layer has a photochemotherapy effect. In a very short time of 0.5 to 3 seconds, the molecular diameter of nanometers level of harmful microorganisms and volatile harmful and toxic gases. Although the air purifier has a good sterilization effect, the ultraviolet rays generated by the machine can also cause harm to human health.

In view of this, the present invention is proposed.

Utility model content

The utility model provides a HEPA membrane low-temperature plasma air purifier, which solves the problem of secondary pollution when the existing air purifier purifies the air.

In order to achieve the above purpose of the present utility model, the present utility model provides a HEPA membrane low-temperature plasma air purifier, which is characterized in that it includes: a casing, a HEPA membrane adsorption chamber, a low-temperature plasma reaction channel and an activated carbon filter screen, wherein: the One end of the housing is provided with a housing air inlet, the other end is provided with a housing air outlet, and the housing air inlet is provided with a fan; the HEPA film adsorption chamber is arranged at one end of the housing air inlet, and the HEPA film adsorption chamber is provided with HEPA membrane adsorption layer; the activated carbon filter screen is arranged at one end of the air outlet of the shell; the low temperature plasma reaction channel is arranged between the HEPA membrane adsorption chamber and the activated carbon filter screen, and the low temperature plasma reaction channel is provided with a low temperature plasma reaction chamber , and the low-temperature plasma reaction chambers are equipped with reaction plates.

Further, in the above-mentioned HEPA membrane low temperature plasma air purifier, the HEPA membrane adsorption chamber is composed of 2-4 HEPA membrane adsorption layers.

Further, in the above-mentioned HEPA membrane low temperature plasma air purifier, the HEPA membrane adsorption layers are parallel to each other.

Further, in the above-mentioned HEPA membrane low temperature plasma air purifier, the HEPA membrane adsorption layers are not parallel.

Further, in the above-mentioned HEPA membrane low-temperature plasma air purifier, the HEPA membrane adsorption layers are not less than 10 cm apart from each other.

Further, in the above-mentioned HEPA membrane low temperature plasma air purifier, the low temperature plasma reaction channel is composed of 1-4 low temperature plasma reaction chambers.

Further, in the above-mentioned HEPA membrane low-temperature plasma air purifier, the shape of the reaction plate is lightning-shaped.

Further, in the above-mentioned HEPA membrane low-temperature plasma air purifier, the reaction plates in the same low-temperature plasma reaction chamber are parallel to each other.

Further, in the above-mentioned HEPA membrane low-temperature plasma air purifier, a fan is provided at the air inlet of the casing.

Further, in the above-mentioned HEPA membrane low-temperature plasma air purifier, the activated carbon filter screen is honeycomb-shaped.

Compared with the prior art, the HEPA membrane low-temperature plasma air purifier provided by the present utility model is provided with a HEPA membrane adsorption chamber at the air inlet, and a HEPA membrane adsorption layer is arranged in the HEPA membrane adsorption chamber, wherein the HEPA membrane can The removal efficiency of particles with a diameter of more than 0.3 microns can reach more than 99.7%, which can prevent smoke from entering the indoor air and keep the indoor air clean; at the same time, by setting the reaction plate in the low-temperature plasma reaction channel, the gas molecules are ionized to generate Low-temperature plasma including electrons, ions, atoms and atomic groups, and the combination of low-temperature plasma with bacteria and viruses can change the structure of bacteria and viruses or transfer energy, resulting in the death of bacteria or viruses, so as to purify the air. In addition, the activated carbon filter screen is installed at the air outlet, which can adsorb harmful substances such as ozone generated by the air purifier, further purify the air, and effectively prevent the secondary pollution of the air purifier during operation.

Further, in the HEPA membrane low-temperature plasma air purifier provided by the present invention, 2-4 HEPA membrane adsorption layers are arranged in the HEPA membrane adsorption chamber, and the distance from each other is not less than 10cm, which increases the amount of air in the HEPA membrane adsorption chamber. The retention time of the HEPA membrane ensures the filtration of the air by the HEPA membrane, thereby better adsorbing pollutants such as smoke, dust and PM2.5 in the air; and the equipment is equipped with 1-4 low-temperature plasma reaction chambers. Existence, prolongs the residence time of the air in the purifier, and then sets the reaction plates in a curved shape and a group of them is parallel to each other, which ensures the contact area between the air and the plates, which can make the generated plasma gas more active, and then Enhance purification.

In particular, the HEPA membrane low-temperature plasma air purifier provided by the present invention purifies the air by adopting the HEPA membrane and plasma gas, avoiding the use of commonly used ultraviolet rays and ozone, thereby preventing the equipment from secondary pollution to the air; A honeycomb-shaped activated carbon filter is set at the air outlet to absorb the harmful gases that may be generated by the equipment during the working process and further purify the air.

Description of drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The accompanying drawings are only for the purpose of illustrating the preferred embodiments, and are not considered to be a limitation of the present invention. Also, the same components are denoted by the same reference numerals throughout the drawings. In the attached image:

1 is a schematic structural diagram of a HEPA membrane low-temperature plasma air purifier provided by an embodiment of the present invention;

Fig. 2 is the position schematic diagram of HEPA membrane adsorption layer;

FIG. 3 is a schematic diagram of the position of the adsorption layer of the HEPA membrane.

In the figure: 1 is the HEPA membrane adsorption layer; 2 is the low temperature plasma reaction chamber; 3 is the reaction plate; 4 is the activated carbon filter; 5 is the fan; 6 is the air outlet.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below in conjunction with the accompanying drawings and specific embodiments, but those skilled in the art will understand that the embodiments described below are part of the embodiments of the present invention, rather than all implementations Examples are only used to illustrate the present invention, and should not be regarded as limiting the scope of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention. If the specific conditions are not indicated in the examples, it is carried out according to the conventional conditions or the conditions suggested by the manufacturer. The reagents or instruments used without the manufacturer's indication are conventional products that can be purchased from the market.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner" and "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, with a specific orientation. Therefore, it should not be construed as a limitation on the present invention. Furthermore, the terms "first", "second", and "third" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present invention, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a connectable connection. Detachable connection, or integral connection; may be mechanical connection or electrical connection; may be direct connection, or indirect connection through an intermediate medium, or internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

The utility model provides a HEPA membrane low-temperature plasma air purifier, including a HEPA membrane low-temperature plasma air purifier, which is characterized in that it comprises: a casing, a HEPA membrane adsorption chamber, a low-temperature plasma reaction channel and an activated carbon filter screen, wherein : one end of the housing is provided with a housing air inlet, the other end is provided with a housing air outlet 6, and the housing air inlet is provided with a fan 5; the HEPA film adsorption chamber is arranged at one end of the housing air inlet, and the HEPA film adsorption chamber The chamber is composed of 2-4 HEPA membrane adsorption layers 1; the activated carbon filter is arranged at one end of the air outlet 6 of the casing; the low-temperature plasma reaction channel is arranged between the HEPA membrane adsorption chamber and the activated carbon filter, so The low-temperature plasma reaction channel is composed of 1-4 low-temperature plasma reaction chambers 2 , and reaction plates 3 are arranged in the low-temperature plasma reaction chambers 2 .

The adsorption chamber of the purifier is provided with a filter membrane adsorption layer. The membrane adsorption layer is mainly arranged at one end of the air inlet and in the housing of the air purifier. It mainly filters the smoke, dust and PM2.5 pollutants in the air entering the housing. , keep the air clean. It can be understood that the membrane adsorption layer can be a filter membrane of any material such as HEPA membrane, activated carbon membrane and nylon membrane, as long as it can filter smoke, dust and PM2.5 and other pollutants in the air; the adsorption chamber can be set Any number of membrane adsorption layers, as long as the pollutants such as smoke, dust and PM2.5 in the air can be filtered; the membrane adsorption layers can be set to three states: parallel, non-parallel but intersecting, neither parallel nor intersecting , as long as it can filter pollutants such as smoke, dust and PM2.5 in the air; the distance between the membrane adsorption layers can be set to any value, but it should be prevented that the value is too large to increase the production cost of the product, and the value is too small The filtration of the filter in the air is not complete, as long as the maximum filtration of impurities in the air can be ensured.

Preferably, the adsorption chamber of the purifier is provided with a filter membrane adsorption layer, and the membrane adsorption layer is mainly arranged at one end of the air inlet and in the housing of the air purifier, mainly to prevent smoke, dust and PM2.5 pollution in the air entering the housing. filter to keep the air clean. The membrane adsorption layer selects HEPA membrane. The HEPA membrane is composed of a stack of continuous front and rear folded sub-glass fiber membranes, which can remove particles with a diameter of 0.3 microns or more. Cleaning of indoor air; the HEPA film adsorption chamber is composed of 2-4 HEPA film adsorption layers, further, the HEPA film adsorption chamber is composed of 3 HEPA film adsorption layers 1; the HEPA film adsorption layers 1 are parallel to each other And the distance from each other is not less than 10cm, which increases the residence time of the air in the HEPA membrane adsorption chamber, ensures the HEPA membrane filters the air, and then better adsorbs smoke, dust, PM2.5 and other pollutants in the air.

The filter screen is arranged at one end of the air outlet to absorb the harmful gases that may be generated by the equipment during the working process, and further purify the air. It can be understood that the filter screen can be selected from any material such as HEPA membrane filter, activated carbon filter 4 and nylon membrane filter, as long as it can absorb the harmful gases that may be generated by the equipment during the working process, so as to purify the air. The filter screen can be set to any shape such as honeycomb, round, oval, etc., as long as it can absorb the harmful gases that may be generated by the equipment during the working process, and achieve the effect of purifying the air.

Preferably, the filter screen is arranged at one end of the air outlet to absorb harmful gases that may be generated by the equipment during the working process, and further purify the air. The filter screen is made of activated carbon. The activated carbon filter screen 4 has both dust removal and deodorization functions, and can absorb the harmful gases that may be generated during the working process of the equipment; the filter screen can be set in a honeycomb shape, which can optimally absorb harmful gases.

The low temperature plasma reaction channel is arranged in the middle of the HEPA membrane adsorption chamber and the activated carbon filter. The low temperature plasma reaction channel is composed of several low temperature plasma chambers 2, and each low temperature plasma chamber 2 is provided with a reaction plate 3. The low-temperature plasma reaction channel is provided with a set of parallel reaction plates 3, so that gas molecules are ionized to generate low-temperature plasma including electrons, ions, atoms and atomic groups. After the low-temperature plasma is combined with bacteria and viruses, it can make bacteria and viruses The change of structure or the transfer of energy results in the death of bacteria or viruses, thereby achieving the effect of purifying the air. It can be understood that any number of low-temperature plasma reaction chambers 2 can be set in the low-temperature plasma reaction channel, as long as it can better filter bacteria and viruses in the air; the reaction plate 3 can be horizontal, vertical, curved. Any shape, as long as it can better filter bacteria and viruses in the air.

Preferably, the low temperature plasma reaction channel is arranged between the HEPA membrane adsorption chamber and the activated carbon filter, the low temperature plasma reaction channel is composed of several low temperature plasma chambers 2, and each low temperature plasma chamber 2 is provided with a reaction plate 3 . The low-temperature plasma reaction channel is composed of two low-temperature plasma reaction chambers 2, which can not only save production costs, but also ensure maximum air purification; the reaction plates 3 in the same low-temperature plasma reaction chamber are parallel to each other and have a lightning-shaped shape. The setting maximizes air contact and produces the most low-temperature plasma.

Compared with the prior art, the HEPA membrane low-temperature plasma air purifier provided by the present utility model is provided with a HEPA membrane adsorption chamber at the air inlet, and a HEPA membrane adsorption layer is arranged in the HEPA membrane adsorption chamber, wherein the HEPA membrane can The removal efficiency of particles with a diameter of more than 0.3 microns can reach more than 99.7%, which can prevent smoke from entering the indoor air and keep the indoor air clean; at the same time, by setting the reaction plate in the low-temperature plasma reaction channel, the gas molecules are ionized to generate Low-temperature plasma including electrons, ions, atoms and atomic groups, and the combination of low-temperature plasma with bacteria and viruses can change the structure of bacteria and viruses or transfer energy, resulting in the death of bacteria or viruses, so as to purify the air. In addition, the activated carbon filter screen is installed at the air outlet, which can adsorb harmful substances such as ozone generated by the air purifier, further purify the air, and effectively prevent the secondary pollution of the air purifier during operation.

Further, in the HEPA membrane low-temperature plasma air purifier provided by the present invention, 2-4 HEPA membrane adsorption layers are arranged in the HEPA membrane adsorption chamber, and the distance from each other is not less than 10cm, which increases the amount of air in the HEPA membrane adsorption chamber. The retention time of the HEPA membrane ensures the filtration of the air by the HEPA membrane, thereby better adsorbing pollutants such as smoke, dust and PM2.5 in the air; and the equipment is equipped with 1-4 low-temperature plasma reaction chambers. Existence, prolongs the residence time of the air in the purifier, and then sets the reaction plates in a curved shape and a group of them is parallel to each other, which ensures the contact area between the air and the plates, which can make the generated plasma gas more active, and then Enhance purification.

In particular, the HEPA membrane low-temperature plasma air purifier provided by the present invention purifies the air by adopting the HEPA membrane and plasma gas, avoiding the use of commonly used ultraviolet rays and ozone, thereby preventing the equipment from secondary pollution to the air; A honeycomb-shaped activated carbon filter is set at the air outlet to absorb the harmful gases that may be generated by the equipment during the working process and further purify the air.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model, but not to limit them; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that : It is still possible to modify the aforementioned technical solutions, or perform equivalent replacements to some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the present invention.

Claims (10)

1. a HEPA membrane low temperature plasma air purifier, is characterized in that, comprises: shell, HEPA membrane adsorption chamber, low temperature plasma reaction channel and activated carbon filter screen, wherein: Housing: one end is provided with a housing air inlet, the other end is provided with a housing air outlet, and the housing air inlet is provided with a fan; HEPA membrane adsorption chamber: arranged at one end of the air inlet of the housing, and the HEPA membrane adsorption chamber is provided with a HEPA membrane adsorption layer; Activated carbon filter: set at one end of the air outlet of the housing: Low temperature plasma reaction channel: set between the HEPA membrane adsorption chamber and the activated carbon filter screen, the low temperature plasma reaction channel is provided with a low temperature plasma reaction chamber, and the low temperature plasma reaction chamber is equipped with a reaction plate. 2 . The HEPA membrane low-temperature plasma air purifier according to claim 1 , wherein the HEPA membrane adsorption chamber is composed of 2-4 HEPA membrane adsorption layers. 3 . 3. The HEPA membrane low-temperature plasma air purifier according to claim 2, wherein the HEPA membrane adsorption layers are parallel to each other. 4 . The HEPA membrane low-temperature plasma air purifier according to claim 2 , wherein the HEPA membrane adsorption layers are not parallel. 5 . 5 . The HEPA membrane low-temperature plasma air purifier according to claim 2 , wherein the HEPA membrane adsorption layers are not less than 10 cm apart from each other. 6 . 6 . The HEPA membrane low temperature plasma air purifier according to claim 1 , wherein the low temperature plasma reaction channel is composed of 1-4 low temperature plasma reaction chambers. 7 . 7 . The HEPA membrane low-temperature plasma air purifier according to claim 6 , wherein the reaction plate is shaped like a lightning bolt. 8 . 8 . The HEPA membrane low temperature plasma air purifier according to claim 7 , wherein the reaction plates in the same low temperature plasma reaction chamber are parallel to each other. 9 . 9 . The HEPA membrane low-temperature plasma air purifier according to claim 1 , wherein one fan is provided at the air inlet of the casing. 10 . 10 . The HEPA membrane low-temperature plasma air purifier according to claim 1 , wherein the activated carbon filter screen is honeycomb-shaped. 11 .

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