Multi-stage filtering air conditioner filter element

Abstract

The multi-stage filtering air conditioner filter element comprises a dust filtering layer and an antibacterial layer, the dust filtering layer and the antibacterial layer are the same in length and width and are tightly attached, and a frame is fixedly connected to the periphery of the dust filtering layer and the periphery of the antibacterial layer; the dust filtering layer is of a multi-layer folding structure and comprises a coarse filtering layer and a medical-grade HEPA (High Efficiency Particulate Air) layer; the antibacterial layer comprises a first gauze layer, a second gauze layer and a nano mineral crystal layer, and the nano mineral crystal layer is arranged between the first gauze layer and the second gauze layer. The dust containing capacity is increased through the folding structure of the dust filtering layer, the service life of the air conditioner filter element is prolonged, most bacteria and viruses floating in the air are purified through the antibacterial layer, and the purposes of reducing the number of bacteria and viruses in the air and purifying the air can be achieved under the condition that the cost is reduced in places such as a doctor office and a duty room in a hospital.

Description

Technical Field

[0001] The present application relates to the technical field of air conditioning filter elements, and in particular to a multi-stage filtering air conditioning filter element. Background Art

[0002] At present, urban air pollution is becoming more and more serious. For some special places, such as schools and hospitals, air purifiers are being used to optimize the breathing environment for children and patients. In the special situation of hospitals, there are often more bacteria in the air, especially in respiratory departments. The exhaled gas of patients carries pathogenic viruses, so air purification needs to be improved in a targeted manner.

[0003] In existing equipment, air conditioners are all equipped with air conditioner filters, which combine air purification with air conditioner filters to filter dust impurities, bacteria and viruses in the air in a targeted manner. In this regard, the present application prepares a multi-stage filtration air conditioner filter, which can effectively improve indoor air quality.

[0004] The information disclosed in the background technology section of the present invention is only intended to deepen the understanding of the general background technology of the present invention, and should not be regarded as acknowledging or suggesting in any form that the information constitutes the prior art already known to those skilled in the art. Summary of the invention

[0005] In order to solve the technical problems mentioned in the above background technology or at least partially solve the above technical problems, the present application provides a multi-stage filtering air-conditioning filter element, wherein the multi-stage filtering air-conditioning filter element is used to purify the air entering the air-conditioning, wherein the air-conditioning comprises an air-conditioning air inlet and an air-conditioning air outlet, and the air-conditioning filter element comprises: a dust filter layer and an antibacterial layer, wherein the dust filter layer is close to the air-conditioning air inlet, and the antibacterial layer is far away from the air-conditioning air inlet, the length and width of the dust filter layer and the antibacterial layer are the same, and the dust filter layer and the antibacterial layer are tightly fitted, and the dust filter layer and the antibacterial layer are fixedly connected with a frame around them;

[0006] The dust filter layer is a multi-layer folded structure, and the dust filter layer includes a coarse filter layer and a medical-grade HEPA layer;

[0007] The antibacterial layer comprises a first gauze layer, a second gauze layer and a nano-mineral crystal layer, and the nano-mineral crystal layer is arranged between the first gauze layer and the second gauze layer.

[0008] The sizes of any two layers of the multi-layer folded structure of the dust filter layer are equal, and the gaps between any two adjacent layers of the folded structure are the same. The width of a single layer of the folded structure is greater than 20 mm.

[0009] The width of a single dust filter layer is 35 mm, and the maximum distance between any two adjacent layers of the folded structure of the dust filter layer is 5 mm.

[0010] The length and width of the dust filter layer after folding are set based on actual needs. The width of the dust filter layer after folding is 220 mm, and the length of the dust filter layer after folding is 240 mm.

[0011] The coarse filter layer in the dust filter layer is used to filter large particles floating in the air, and the large particles include dust, pollen, and hair;

[0012] The medical-grade HEPA layer in the dust filter layer is used to filter tiny particles floating in the air, wherein the tiny particles are PM2.5 or PM1.0, wherein the medical-grade HEPA layer has a filtering effect of more than 99% for PM2.5 and a filtering effect of more than 95% for PM1.0.

[0013] An aromatherapy strip is fixedly connected inside the frame, and the fragrance of the aromatherapy strip can relax the user and improve the user's comfort. Moreover, the aromatherapy strip is tested to contain no ingredients that may affect the user's body.

[0014] The frame includes a fixed layer and a pressure-resistant buffer layer. The fixed layer is bonded to the dust filter layer and the antibacterial layer by glue to fix the dust filter layer and the antibacterial layer. The pressure-resistant buffer layer is fixed to the fixed layer by glue. The material of the pressure-resistant buffer layer is pressure-resistant buffer foam.

[0015] Some of the nano-mineral crystal particles adsorb harmful gases, which include formaldehyde, benzene, toluene, xylene, ammonia, TVOC, etc., and the adsorption capacity of the nano-mineral crystal particles is higher than that of activated carbon, thereby improving the adsorption capacity of the air conditioning filter element for harmful gases; the ion decomposer is used to decompose harmful gases into harmless and odorless substances. The combination of the nano-mineral crystal particles and the ion decomposer can greatly enhance the filtration treatment of harmful gases by the antibacterial layer and improve the indoor air quality; the biological enzyme antibacterial agent can prevent the invasion of viruses and bacteria, reduce the number of indoor viruses and bacteria, and reduce the threat level of indoor viruses and bacteria to user health. It is low in cost and easy to install and replace. The antibacterial rate of the biological enzyme antibacterial agent against Escherichia coli, Staphylococcus aureus, and Candida albicans is as high as 99%.

[0016] The nano-mineral crystal layer also includes an organic purification frame, which is a honeycomb structure. Each honeycomb structure contains a number of nano-mineral crystal particles, bio-enzyme antibacterial agents and ion decomposers. The first gauze layer and the second gauze layer are fixedly connected to the organic purification frame.

[0017] The organic purification frame is made of environmentally friendly PP, which is moisture-proof and environmentally friendly without secondary pollution.

[0018] The above-mentioned technical scheme provided by the embodiment of the present application has the following advantages compared with the prior art: a multi-stage filtration air-conditioning filter element provided by the embodiment of the present application increases the dust holding capacity through the folded structure of the dust filter layer, thereby improving the service life of the air-conditioning filter element, and purifies most of the bacteria and viruses floating in the air through the antibacterial layer, so that places such as doctor's offices and duty rooms in hospitals can reduce the number of bacteria and viruses in the air and purify the air while reducing costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and, together with the description, serve to explain the principles of the invention.

[0020] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0021] Figure 1 A schematic diagram of the structure of a multi-stage filtration air conditioning filter element provided in an embodiment of the present application;

[0022] Figure 2 For this application Figure 1 Cross-sectional view at AA in the middle.

[0023] icon:

[0024] 1. Dust filter layer; 2. Antibacterial layer; 3. Frame; 4. Aromatherapy strip. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of this application.

[0026] For ease of understanding, a multi-stage filtration air conditioning filter element provided in an embodiment of the present application is described in detail below. The multi-stage filtration air conditioning filter element is used to purify the air entering the air conditioner, and the air conditioner includes an air conditioning inlet and an air conditioning outlet, such as Figure 1 and Figure 2As shown, it includes: a dust filter layer 1 and an antibacterial layer 2, the dust filter layer 1 is close to the air inlet of the air conditioner, and the antibacterial layer 2 is far away from the air inlet of the air conditioner. The length and width of the dust filter layer 1 and the antibacterial layer 2 are the same, and the dust filter layer 1 and the antibacterial layer 2 are tightly fitted. The dust filter layer 1 and the antibacterial layer 2 are fixedly connected with a frame 3 around them, and an aromatherapy strip 4 is fixedly connected inside the frame.

[0027] The dust filter layer is a multi-layer folded structure, the sizes of any two layers of the folded structure are equal, and the gaps between any two adjacent layers of the folded structure are the same, and the width of a single layer of the folded structure is greater than 20 mm.

[0028] Preferably, the width of a single layer of the dust filter layer is 35 mm, the maximum distance between any two adjacent layers of the folded structure of the dust filter layer is 5 mm, and the length and width of the folded dust filter layer are set based on actual needs. More preferably, the width of the folded dust filter layer is 220 mm, and the length of the folded dust filter layer is 240 mm.

[0029] The dust filter layer 1 includes a coarse filter layer and a medical-grade HEPA layer. The coarse filter layer is used to filter large particles floating in the air, and the large particles include dust, pollen, and hair. The medical-grade HEPA layer is used to filter tiny particles floating in the air, and the tiny particles are PM2.5 or PM1.0. Among them, the medical-grade HEPA layer has a filtering effect of more than 99% for PM2.5 and a filtering effect of more than 95% for PM1.0.

[0030] The fragrance of the aromatherapy strip 4 can relax the user and improve the user's comfort level. Moreover, the aromatherapy strip has been tested to have no ingredients that may have an impact on the user's body.

[0031] The frame 3 includes a fixed layer and a pressure-resistant buffer layer. The fixed layer is bonded to the dust filter layer 1 and the antibacterial layer 2 by glue to fix the dust filter layer 1 and the antibacterial layer 2. The pressure-resistant buffer layer is fixed to the fixed layer by glue. The material of the pressure-resistant buffer layer is pressure-resistant buffer foam. The pressure-resistant buffer layer is cushioned and shock-proofed by the pressure-resistant buffer foam, thereby improving the service life of the air-conditioning filter element.

[0032] The antibacterial layer 2 includes a first gauze layer, a second gauze layer and a nano-mineral crystal layer, wherein the nano-mineral crystal layer is arranged between the first gauze layer and the second gauze layer, and the nano-mineral crystal layer includes a plurality of nano-mineral crystal particles, a biological enzyme antibacterial agent and an ion decomposer; the plurality of nano-mineral crystal particles adsorb harmful gases, wherein the harmful gases include formaldehyde, benzene, toluene, xylene, ammonia, TVOC, etc., and the adsorption capacity of the nano-mineral crystal particles is higher than that of activated carbon, thereby improving the adsorption capacity of the air conditioning filter element to harmful gases; the ion decomposer is used to decompose harmful gases into harmless and odorless substances, and the nano-mineral crystal particles cooperate with the ion decomposer to greatly enhance the filtering treatment of harmful gases by the antibacterial layer, thereby improving the indoor air quality; the biological enzyme antibacterial agent can prevent the invasion of viruses and bacteria, reduce the number of indoor viruses and bacteria, and reduce the threat level of indoor viruses and bacteria to user health, and has low cost and is easy to install and replace. The antibacterial rate of the biological enzyme antibacterial agent to Escherichia coli, Staphylococcus aureus and Candida albicans is as high as 99%.

[0033] Specifically, the nano-mineral crystal layer also includes an organic purification frame, which is a honeycomb structure. Each honeycomb structure contains a number of nano-mineral crystal particles, biological enzyme antibacterial agents and ion decomposers. The first gauze layer and the second gauze layer are fixedly connected to the organic purification frame, so that the nano-mineral crystal particles, biological enzyme antibacterial agents and ion decomposers are fixed in the honeycomb structure of the organic purification frame to prevent them from scattering.

[0034] Preferably, the organic purification frame is made of environmentally friendly PP material, which is moisture-proof and environmentally friendly without secondary pollution.

[0035] It should be noted that, in this article, relational terms such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0036] The foregoing is merely a specific embodiment of the present invention, which enables those skilled in the art to understand or implement the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features claimed herein.

Claims

1. A multi-stage filtering air conditioning filter element, the multi-stage filtering air conditioning filter element is used to purify the air entering the air conditioning, the air conditioning comprises an air conditioning inlet and an air conditioning outlet, characterized in that: The air conditioner filter element comprises: a dust filter layer and an antibacterial layer, the dust filter layer is close to the air inlet of the air conditioner, the antibacterial layer is far away from the air inlet of the air conditioner, the dust filter layer and the antibacterial layer have the same length and width, and the dust filter layer and the antibacterial layer are tightly fitted, and the dust filter layer and the antibacterial layer are fixedly connected with a frame around them; The dust filter layer is a multi-layer folded structure, and the dust filter layer includes a coarse filter layer and a medical-grade HEPA layer; The antibacterial layer comprises a first gauze layer, a second gauze layer and a nano mineral crystal layer, and the nano mineral crystal layer is arranged between the first gauze layer and the second gauze layer; The frame includes a fixed layer and a compression buffer layer, the fixed layer is glued around the dust filter layer and the antibacterial layer by glue, the dust filter layer and the antibacterial layer are fixedly connected, the compression buffer layer is glued around the fixed layer, and the material of the compression buffer layer is compression buffer foam; The nano-mineral crystal layer also includes an organic purification frame, which is a honeycomb structure. Each honeycomb structure contains a number of nano-mineral crystal particles. The first gauze layer and the second gauze layer are fixedly connected to the organic purification frame.

2. A multi-stage filtration air conditioning filter element according to claim 1, characterized in that: The sizes of any two layers of the multi-layer folded structure of the dust filter layer are equal, and the gaps between any two adjacent layers of the folded structure are the same. The width of a single layer of the folded structure is greater than 20 mm.

3. The multi-stage filtration air conditioning filter element according to claim 1, characterized in that: The width of a single dust filter layer is 35 mm, and the maximum distance between any two adjacent layers of the folded structure of the dust filter layer is 5 mm.

4. The multi-stage filtration air conditioning filter element according to claim 1, characterized in that: The width of the dust filter layer after folding is 220 mm, and the length of the dust filter layer after folding is 240 mm.

5. The multi-stage filtration air conditioning filter element according to claim 1, characterized in that: The coarse filter layer in the dust filter layer is used to filter large particles floating in the air, and the large particles include dust, pollen, and hair; the medical-grade HEPA layer in the dust filter layer is used to filter tiny particles floating in the air.

6. The multi-stage filtration air conditioning filter element according to claim 1, characterized in that: An aromatherapy strip is fixedly connected inside the frame.

7. The multi-stage filtration air conditioning filter element according to claim 1, characterized in that: The organic purification frame is made of environmentally friendly PP material.

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