CN216023664U - Formaldehyde-removing air filtering non-woven fabric - Google Patents
Formaldehyde-removing air filtering non-woven fabric Download PDFInfo
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- CN216023664U CN216023664U CN202121884051.7U CN202121884051U CN216023664U CN 216023664 U CN216023664 U CN 216023664U CN 202121884051 U CN202121884051 U CN 202121884051U CN 216023664 U CN216023664 U CN 216023664U
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Abstract
The utility model discloses a formaldehyde-removing air-filtering non-woven fabric which comprises a fabric body, wherein a protective layer is fixedly arranged at the upper end of the fabric body, a first adsorption layer is fixedly arranged at the upper end of the protective layer, a PTFE air-filtering film layer is fixedly arranged at the upper end of the first adsorption layer, a grid layer is fixedly arranged at the upper end of the PTFE air-filtering film layer, a wear-resisting layer is fixedly arranged at the upper end of the grid layer, a second adsorption layer is fixedly arranged on the lower end face of the fabric body, and an antibacterial layer is fixedly arranged on the lower end face of the second adsorption layer. The utility model discloses be provided with net layer, first adsorbed layer, PTFE air filtration rete, net layer can carry out an interception with dust or impurity that exist in the formaldehyde, and the weaving dust enters into PTFE air filtration rete and first filter layer, leads to filtering the level and blocks up, can make the device's filter effect better, is provided with wearing layer and protective layer moreover, makes the device use convenient more simple, and antibiotic layer can prevent bacterial growth moreover.
Description
Technical Field
The utility model relates to the field of non-woven fabrics, in particular to a formaldehyde-removing air filtration non-woven fabric.
Background
The non-woven fabrics are widely used in modern life, agricultural non-woven fabrics are used for preventing freezing damage to fish fries such as vegetables, flowers and rice, tea leaves and flowers, and the agricultural non-woven fabrics have good air permeability. The new covering material with moisture absorption and light throwing performance has the functions of resisting cold, keeping warm, preventing frost and sunlight, and the non-woven fabric is one kind of fabric comprising short or long textile fiber arranged directionally or randomly to form fiber web structure and reinforced mechanically, thermally adhered or chemically. The non-woven fabric has the characteristics of moisture resistance, air permeability, flexibility, light weight, no combustion supporting, easy decomposition, no toxicity or irritation, rich color, low price, recycling and the like, so that the non-woven fabric is widely used in medical treatment, cosmetology, clothing, industry and agriculture to reduce the production cost of products and improve the quality of the products. In the in-service use of production, still often make the filtering layer with the non-woven fabrics and filter the air, it is specific, block the impurity in the air through the gap between each layer fibre on the non-woven fabrics to realize impurity and clean air's separation, thereby reach air purification's effect.
The prior patent number (CN 202951353U) proposes a multi-layer composite air filtering material with step filtration, the device comprises a first non-woven fabric layer, a second non-woven fabric layer, a third non-woven fabric layer, a glass fiber layer and a fourth non-woven fabric layer, the second non-woven fabric layer is arranged below the first non-woven fabric layer, the third non-woven fabric layer is arranged below the second non-woven fabric layer, the glass fiber layer is arranged below the third non-woven fabric layer, the fourth non-woven fabric layer is arranged below the glass fiber layer, the first non-woven fabric layer and the fourth non-woven fabric layer are both polypropylene spun-bonded non-woven fabrics, the device can play a good filtering role for particles with different diameters and prolong the service life of the filtering material, but when the device is used for a methanol removal task, small impurities can exist in formaldehyde gas, when the formaldehyde gas is filtered, the filtering layer can be blocked by the impurities, finally lead to the non-woven fabrics filter effect not good, its device has the problem of easy damage in the use moreover, and the condition that can have the bacterial growth of long-time use, it is clean enough probably to use, and the health is to above-mentioned problem, this practicality provides and removes formaldehyde air filter non-woven fabrics and makes things convenient for people to use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a formaldehyde-removing air filtration non-woven fabric.
In order to achieve the purpose, the utility model adopts the following technical scheme: a formaldehyde-removing air filtration non-woven fabric comprises a fabric body, wherein a protective layer is fixedly arranged at the upper end of the fabric body, a first adsorption layer is fixedly arranged at the upper end of the protective layer, a PTFE air filtration membrane layer is fixedly arranged at the upper end of the first adsorption layer, a grid layer is fixedly arranged at the upper end of the PTFE air filtration membrane layer, and a wear-resistant layer is fixedly arranged at the upper end of the grid layer;
the lower end face of the cloth body is fixedly provided with a second adsorption layer, and the lower end face of the second adsorption layer is fixedly provided with an antibacterial layer.
In one embodiment, the protective layer is made of glass fiber.
In one embodiment, the first adsorption layer and the second adsorption layer are both made of activated carbon.
In one embodiment, the first and second sorbent layers are the same thickness.
In one embodiment, the material of the mesh layer is cotton wool.
In one embodiment, the wear-resistant layer is made of ceramic particles.
In one embodiment, the antibacterial layer is made of an antibacterial agent.
In one embodiment, the PTFE air filter membrane layer is made of PTFE.
The utility model has the following beneficial effects:
the above-mentioned formaldehyde filtration non-woven fabrics that removes is provided with net layer, first adsorbed layer, PTFE air filtration rete, and net layer can carry out an interception with the dust or the impurity that exist in the formaldehyde, prevents that the dust from entering into PTFE air filtration rete and first filter layer, leads to filtering the level and blocks up, can make the device's filter effect better.
The formaldehyde-removing air filtration non-woven fabric is provided with a first adsorption layer, a PTFE air filtration membrane layer, a second adsorption layer, the second adsorption layer is made of active carbon, the active carbon is fine carbon particles and has a large surface area, and fine holes, namely capillaries, are also arranged in the carbon particles, the capillaries have strong adsorption capacity, the surface area of the carbon particles is large, so that the carbon particles can be fully contacted with gas (impurities), and when the gas (impurities) touch the capillaries and are adsorbed, the purification effect is achieved, and the purpose of filtration is achieved.
The formaldehyde-removing air filtration non-woven fabric is provided with the protective layer and the wear-resistant layer, so that the quality and the service life of the non-woven fabric can be guaranteed.
Drawings
FIG. 1 is a structural view of the formaldehyde-removing air-filtering nonwoven fabric according to the present invention;
FIG. 2 is a structural view of the formaldehyde-removing air-filtering nonwoven fabric according to the present invention;
FIG. 3 is a top view of the formaldehyde-removing air-filtering nonwoven fabric according to the present invention;
fig. 4 is a cross-sectional view of the formaldehyde-removing air-filtering nonwoven fabric according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model provides a formaldehyde-removing air filtration non-woven fabric which comprises a fabric body, wherein a protective layer is fixedly arranged at the upper end of the fabric body, a first adsorption layer is fixedly arranged at the upper end of the protective layer, a PTFE air filtration membrane layer is fixedly arranged at the upper end of the first adsorption layer, a grid layer is fixedly arranged at the upper end of the PTFE air filtration membrane layer, and a wear-resistant layer is fixedly arranged at the upper end of the grid layer; the lower end face of the cloth body is fixedly provided with a second adsorption layer, and the lower end face of the second adsorption layer is fixedly provided with an antibacterial layer. The protective layer is made of glass fiber. The first adsorption layer and the second adsorption layer are both made of activated carbon. The first adsorption layer and the second adsorption layer have the same thickness. The grid layer is made of cotton wool. The wear-resistant layer is made of ceramic particles. The antibacterial layer is made of antibacterial agents. The PTFE air filter membrane layer is made of polytetrafluoroethylene.
The above-mentioned formaldehyde filtration non-woven fabrics that removes is provided with net layer, first adsorbed layer, PTFE air filtration rete, and net layer can carry out an interception with the dust or the impurity that exist in the formaldehyde, prevents that the dust from entering into PTFE air filtration rete and first filter layer, leads to filtering the level and blocks up, can make the device's filter effect better. The carbon particle adsorption device is provided with a first adsorption layer, a PTFE air filter membrane layer, a second adsorption layer and a second adsorption layer, wherein the second adsorption layer is made of active carbon, the active carbon is fine carbon particles and has a large surface area, and fine holes, namely capillaries, are formed in the carbon particles, the capillaries have a strong adsorption capacity, and the surface area of the carbon particles is large, so that the carbon particles can be fully contacted with gas (impurities), and when the gas (impurities) is adsorbed by touching the capillaries, the purification effect is achieved, and the aim of filtering is fulfilled. The protective layer and the wear-resistant layer are arranged, so that the quality and the service life of the non-woven fabric can be guaranteed.
In order to further illustrate the formaldehyde-removing air filtration nonwoven fabric, in an embodiment, referring to fig. 1 to 4 together, the formaldehyde-removing air filtration nonwoven fabric includes a fabric body 1, a protective layer 2 is fixedly disposed on the upper end of the fabric body 1, the protective layer 2 is used for disposing a first adsorption layer 3, the protective layer 2 is made of glass fiber, the protective layer 2 made of glass fiber can enhance the overall hardness of the device, the first adsorption layer 3 is fixedly disposed on the upper end of the protective layer 2, the first adsorption layer 3 purifies and adsorbs harmful formaldehyde, a PTFE air filtration membrane layer 4 is fixedly disposed on the upper end of the first adsorption layer 3, the PTFE air filtration membrane layer 4 is made of polytetrafluoroethylene, a grid layer 5 is fixedly disposed on the upper end of the PTFE air filtration membrane layer 4, the grid layer 5 can intercept a written impurity in the gas and prevent the impurity from directly entering the first adsorption layer 3, the grid layer 5 is made of beaded cotton, the upper end of the grid layer 5 is fixedly provided with the wear-resistant layer 6, the wear-resistant layer 6 can enhance the wear resistance of the device, the wear-resistant layer 6 is made of ceramic particles, the ceramic particles have good wear resistance, and when the device is used, the filtering function of the device cannot be damaged due to slight wear, so that the service life of the device is prolonged;
the lower end surface of the cloth body 1 is fixedly provided with a second adsorption layer 7, the second adsorption layer 7 purifies the gas for the second time, the first adsorption layer 3 and the second adsorption layer 7 are both made of activated carbon, the activated carbon is fine carbon particles and has a large surface area, and the carbon granules also have finer holes, namely capillaries, which have strong adsorption capacity, and because the surface area of the carbon granules is very large, so can fully contact with gaseous (impurity), touch the capillary and be adsorbed when these gaseous (impurity), play the purification performance, first adsorbed layer 3 is the same with the thickness of second adsorbed layer 7, and the terminal surface is fixed under the second adsorbed layer 7 and is provided with antibiotic layer 8, and antibiotic layer 8 prevents the inside clean of the device, and antibiotic layer 8's material is the antibiotic agent, and antibiotic layer 8 can be fine prevent the growth of bacterium to use clean health.
The working principle is as follows: when the device filters the gas that has formaldehyde, the gas that has formaldehyde is earlier through net layer 5, and PTFE air filter rete 4, PTFE air filter rete 4 and net layer 5 are with some dusts in the gas, perhaps impurity interception is in net layer 5 upper end, then through first adsorbed layer 3, adsorb and filter formaldehyde, then the gas after the first filtration passes cloth body 1, gas carries out secondary filter through second adsorbed layer 7 again, through double-deck filtration, the filterable effect with the device obtains improving, protective layer 2 can strengthen the intensity of the device, can not be easily damaged, wearing layer 6 can guarantee the device when using, increase the life of the device, play wear-resisting effect.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (8)
1. The formaldehyde-removing air filtration non-woven fabric comprises a fabric body and is characterized in that a protective layer is fixedly arranged at the upper end of the fabric body, a first adsorption layer is fixedly arranged at the upper end of the protective layer, a PTFE air filtration membrane layer is fixedly arranged at the upper end of the first adsorption layer, a grid layer is fixedly arranged at the upper end of the PTFE air filtration membrane layer, and a wear-resistant layer is fixedly arranged at the upper end of the grid layer;
the lower end face of the cloth body is fixedly provided with a second adsorption layer, and the lower end face of the second adsorption layer is fixedly provided with an antibacterial layer.
2. The formaldehyde-removing air-filtering non-woven fabric according to claim 1, wherein the protective layer is made of glass fiber.
3. The formaldehyde-removing air filtration nonwoven fabric according to claim 1, wherein the first adsorption layer and the second adsorption layer are both made of activated carbon.
4. The formaldehyde-removing air-filtering non-woven fabric according to claim 1, wherein the first adsorption layer and the second adsorption layer have the same thickness.
5. The formaldehyde-removing air-filtering non-woven fabric according to claim 1, wherein the grid layer is made of cotton wool.
6. The formaldehyde-removing air filtration nonwoven fabric as claimed in claim 1, wherein the wear-resistant layer is made of ceramic particles.
7. The formaldehyde-removing air filtration nonwoven fabric as claimed in claim 1, wherein the antibacterial layer is made of antibacterial agent.
8. The formaldehyde-removing air filtration nonwoven fabric as claimed in claim 1, wherein the PTFE air filtration membrane layer is made of PTFE.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121884051.7U CN216023664U (en) | 2021-08-12 | 2021-08-12 | Formaldehyde-removing air filtering non-woven fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121884051.7U CN216023664U (en) | 2021-08-12 | 2021-08-12 | Formaldehyde-removing air filtering non-woven fabric |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216023664U true CN216023664U (en) | 2022-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121884051.7U Active CN216023664U (en) | 2021-08-12 | 2021-08-12 | Formaldehyde-removing air filtering non-woven fabric |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216023664U (en) |
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2021
- 2021-08-12 CN CN202121884051.7U patent/CN216023664U/en active Active
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Effective date of registration: 20230118 Address after: No. 2, Zhongpu Avenue, Zicheng Industrial Park, Zijin County, Heyuan City, Guangdong Province, 517400 Patentee after: Guangdong Huamao New Material Technology Co.,Ltd. Address before: 516000 fenghuanggang section, Gaotian village, Zhenlong Town, Huiyang District, Huizhou City, Guangdong Province Patentee before: HUIZHOU HUADI INDUSTRIAL Co.,Ltd. |