CN107569941B - Filter and air conditioner provided with same - Google Patents
Filter and air conditioner provided with same Download PDFInfo
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- CN107569941B CN107569941B CN201610522861.5A CN201610522861A CN107569941B CN 107569941 B CN107569941 B CN 107569941B CN 201610522861 A CN201610522861 A CN 201610522861A CN 107569941 B CN107569941 B CN 107569941B
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Abstract
The invention provides a filter and an air conditioner provided with the filter, wherein the filter comprises a frame and filter cloth arranged on the frame, a fixing strip is arranged on the frame, the filter cloth is arranged on the fixing strip, at least one end of the filter cloth is provided with a winding part, and the filter cloth is made of mixed fibers. The filter and the air conditioner provided by the invention have the beneficial effects that: the winding part is arranged at one end or two ends of the filter cloth, the rolling shaft is arranged on the frame, the winding part is wound on the rolling shaft, when the filtering area of the filter cloth is dirty, the rolling shaft can be rotated to replace the dirty filtering area with a new filtering area and rewind the dirty filtering area, so that the whole filter cloth does not need to be replaced, the filter cloth can be repeatedly used, the service life is prolonged, and the replacement and maintenance cost is reduced.
Description
Technical Field
The present invention relates to a filter and an air conditioner having the same.
Background
An air conditioner is an apparatus for cooling/heating an indoor space using a compressor, a condenser, a capillary tube, and an evaporator. A filter screen for air purification is arranged in the air conditioner, and can filter floating foreign matters such as dust in the space in the chamber. When a large amount of foreign matters exist on the filter screen of the air conditioner, the air inlet capacity of the air conditioner is reduced, the refrigerating/heating effect is reduced, and the filter screen is easy to breed germs to cause air conditioner diseases. Therefore, the filter net needs to be periodically cleaned or replaced. The air conditioner filter screen of present design is detachable, when having a large amount of foreign matters on the filter screen of air conditioner, the user need pull down the filter screen sanitization, installs again after drying. This causes inconvenience to the user and difficulty in cleaning.
Disclosure of Invention
The present invention is directed to overcome the above-mentioned shortcomings of the prior art, and to provide a filter and an air conditioner having the same.
The filter provided by the invention adopts the main technical scheme that: the filter cloth comprises a frame and filter cloth arranged on the frame, wherein a fixing strip is arranged on the frame, the filter cloth is arranged on the fixing strip, at least one end of the filter cloth is provided with a winding part, and the filter cloth is made of mixed fibers.
The filter provided by the invention can also have the following auxiliary technical characteristics:
the filter cloth has a multi-layer mixed fiber structure, the thickness of each layer of mixed fiber is 0.40mm-50.1mm, and the unit area fiber weight of each layer of mixed fiber is 4.8g/m2-300.2g/m2The fiber weight per unit area of the mixed fibers of each layer increases.
The multilayer mixed fiber structure comprises sequentially arranged fibers with the thickness of 6.95-11.05mm and the unit area fiber weight of 50-80.2g/m2The fiber layer of (a); the thickness is 6-10mm, and the fiber weight per unit area is 80-120.2g/m2The fiber layer of (a); the thickness is 4-6mm, and the fiber weight per unit area is 120.1-175.1g/m2The fiber layer has a thickness of 2-4mm and a fiber weight per unit area of 175.1-220.1g/m2The fibrous layer of (2).
Each layer of mixed fiber comprises common fiber and more than 25% of bactericidal fiber by mass percent, wherein the common fiber comprises 15-35% of fiber by mass percent and 2D-3D, 4D-6D, 13D-17D and 18D-22D of fiber by mass percent; the titer of the bactericidal fiber is 2.2D-2.4D.
The bactericidal fiber contains zeolite particles capable of releasing copper ions and silver ions.
The common fiber is non-degradable fiber, the bactericidal fiber is non-degradable bactericidal fiber, and the preparation steps of the mixed fiber comprise:
(1) preparing the non-degradable fiber: the master batch of the non-degradable fiber is directly blown into the non-degradable fiber after being melted at the temperature of 170-180 ℃, and the blowing force is 6-8kg/cm2；
(2) Preparing the nondegradable bactericidal fiber: melting master batch of the non-degradable fiber at the temperature of 170-180 ℃, adding zeolite particles capable of releasing copper ions and silver ions, and blowing into the non-degradable bactericidal fiber with the blowing force of 6-8kg/cm2；
(3) Mixing the non-degradable fibers and the non-degradable bactericidal fibers to prepare the mixed fibers; or
The common fiber is degradable fiber, the bactericidal fiber is degradable bactericidal fiber, and the preparation steps of the mixed fiber comprise:
(1) and preparing degradable fibers: the master batch of the degradable fiber is directly blown into the degradable fiber after being melted at the temperature of 150-170 ℃, and the blowing force is 6-8kg/cm2；
(2) And preparing the degradable bactericidal fiber: melting master batch of the degradable fiber at the temperature of 150-170 ℃, adding zeolite particles capable of releasing copper ions and silver ions, and blowing into the degradable bactericidal fiber with the blowing force of 6-8kg/cm2；
(3) And mixing the degradable fiber and the degradable bactericidal fiber to prepare the mixed fiber.
The elongation of the fiber in the mixed fiber is 10-70%, and the cutting length is 36-40 mm.
The air conditioner provided by the invention adopts the main technical scheme that: the filter comprises a frame and a filter cloth arranged on the frame, wherein a fixing strip is arranged on the frame, the filter cloth is arranged on the fixing strip, at least one end of the filter cloth is provided with a winding part, and the filter cloth is made of mixed fibers.
The filter and the air conditioner provided by the invention have the following beneficial effects: the winding part is arranged at one end or two ends of the filter cloth, the rolling shaft is arranged on the frame, the winding part is wound on the rolling shaft, when the filtering area of the filter cloth is dirty, the rolling shaft can be rotated to replace the dirty filtering area with a new filtering area and rewind the dirty filtering area, so that the whole filter cloth does not need to be replaced, the filter cloth can be repeatedly used, the service life is prolonged, and the replacement and maintenance cost is reduced.
The filter cloth is made of multiple layers of mixed fibers, presents an increased structure, and is low in pressure difference, large in dust holding capacity and excellent in filtering effect; the filter cloth without biological activity ensures that microorganisms cannot breed; the glass fiber is not contained, so that the risk of breaking and falling of the glass fiber is avoided; does not contain PVC coloring agent and halogen element, and meets the requirement of environmental protection.
The multi-layer mixed fiber structure provided by the invention is a structure with fiber weight increasing in unit area, so that the filter cloth has the advantages of good ventilation capability, large dust holding capacity, small resistance of the filter surface, low cost and sterilization capability.
The multilayer mixed fiber structure with the incremental structure is used for preparing filter materials, the filtering efficiency, the wind resistance and the dust holding capacity can be organically combined, and the novel filtering material is efficient, environment-friendly and green. The air purifier can be widely applied to industries such as masks, air conditioner filters of vehicles, filter elements of air purifiers, filter elements of fresh air blowers and the like.
The traditional sterilizing filter material is prepared by coating sterilizing metal (such as nano silver) on fibers, and the sterilizing metal can be washed away after water washing, so that the sterilizing effect is lost; the bactericidal metal can be enriched in the human body, which affects the health of the user. The filter material provided by the invention is formed by mixing zeolite particles containing silver ions and copper ions in a fiber master batch and blowing, and the sterilization components are fused in the fiber, so that the filter material still has a good sterilization effect after being washed by water.
Drawings
Fig. 1 is a perspective view showing a filter according to the present invention.
Fig. 2 is a schematic cross-sectional view of a first embodiment of a filter material of a filter cloth in the filter of the present invention.
Fig. 3 is a schematic cross-sectional view of a second embodiment of a filter material of a filter cloth in the filter of the present invention.
Fig. 4 is a schematic structural diagram of an air conditioner according to the present invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings:
as shown in fig. 1, an embodiment of a filter according to the present invention includes a frame 23 and a filter cloth 20 mounted on the frame 23, wherein a fixing strip 21 is disposed on the frame 23, the filter cloth 20 is mounted on the fixing strip 21, at least one end of the filter cloth 20 is provided with a winding portion 22, and the filter cloth 20 is made of a mixed fiber. According to the invention, the winding part is arranged at one end or two ends of the filter cloth, the rolling shaft is arranged on the frame, the winding part 21 is wound on the rolling shaft, when the filtering area of the filter cloth is dirty, the rolling shaft can be rotated to replace the dirty filtering area with a new filtering area and rewind the dirty filtering area, so that the whole filter cloth does not need to be replaced, the filter cloth can be repeatedly used, the service life is prolonged, and the replacement and maintenance cost is reduced.
Referring to fig. 2 and 3, according to the present invention, there is provided a filter having a multi-layered mixed fiber structure in which the mixed fibers of each layer have an increasing fiber weight per unit area, the mixed fibers of each layer have a thickness of 0.40mm to 50.1mm, preferably 0.90mm to 10.1mm, and the mixed fibers of each layer have a fiber weight per unit area of 4.8g/m2-300.2g/m2Preferably 29.8g/m2-300.2g/m2. In one embodiment, the multilayer hybrid fiber structure comprises a thickness of 6.95 to 11.05mm and a fiber weight per unit area of 50 to 80.2g/m arranged in sequence2The fiber layer of (a); the thickness is 6-10mm, and the fiber weight per unit area is 80-120.2g/m2The fiber layer of (a); the thickness is 4-6mm, and the fiber weight per unit area is 120.1-175.1g/m2Of the fibrous layerAnd a thickness of 2-4mm and a fiber weight per unit area of 175.1-220.1g/m2The fibrous layer of (2).
Preferably, the filter material comprises a fiber having a thickness of 9mm and a fiber weight per unit area of 50-80.2g/m2The fiber layer of (a); the thickness is 8mm, and the fiber weight per unit area is 80-120.2g/m2The fiber layer of (a); the thickness is 5mm, and the fiber weight per unit area is 120.1-175.1g/m2The fiber layer has a thickness of 3mm and a fiber weight per unit area of 175.1-220.1g/m2The fibrous layer of (2).
In an alternative embodiment, as shown in fig. 3, the thickness of each layer of hybrid fibers may also be equal.
Example 1 of Mixed fibers
The mixed fiber of the embodiment comprises non-degradable fiber and non-degradable bactericidal fiber, wherein the non-degradable fiber comprises fiber with the fineness of 2D-3D, 4D-6D, 13D-17D and 18D-22D respectively, and the mass percentage of each of the four fibers is 15-35%. Preferably, the denier may be 2.5D, 5D, 15D and 20D, respectively, each 25%. The fineness of the non-degradable bactericidal fiber is 2.2D-2.4D, and 2.3D is preferred.
Preferably, the mass percentage of the non-degradable bactericidal fiber in the mixed fiber is more than 25%, preferably 25% -40%, and more preferably 25% -30%; the non-degradable bactericidal fiber contains zeolite particles capable of releasing bactericidal metal ions such as copper ions and silver ions, and the mass percentage of the zeolite particles in the non-degradable bactericidal fiber is 0.3% -0.5%. The mass percentage of the non-degradable fiber is less than 75 percent. Preferably, the mixed fiber may comprise only the non-degradable fiber and the non-degradable bactericidal fiber, i.e. the sum of the mass percentages of the non-degradable fiber and the non-degradable bactericidal fiber is 100%.
Preferably, the tenacity of the fibers in the mixed fiber is 3-6g/cm, the elongation is 10-70%, and the cutting length is 36-40 mm. In the present invention, the fiber component is polyethylene terephthalate (PET) fiber or polypropylene (PP) fiber. The mixed fiber obtained by the invention has low production cost, high sterilization efficiency and long sterilization and antiviral capabilities, and can provide continuous, safe and effective antibacterial protection by adopting a unique silver ion and copper ion mixed sterilization technology. Copper ions and silver ions initiate combined attack on cells of bacteria and viruses, the copper ions attack proteins/amino acids of cell walls, so that the silver ions easily invade the cells, and after the silver ions enter cytoplasm, the silver ions react with DNA of genome, so that key enzymes related to respiratory function are inactivated, and key enzymes related to nutrient permeation function of the cell walls are inactivated, and thus extremely high sterilization and antiviral effects are achieved.
The invention also provides a preparation method of the mixed fiber, which comprises the following steps:
(1) preparing the non-degradable fiber: the master batch of the non-degradable fiber is directly blown into the non-degradable fiber after being melted at the temperature of 170-180 ℃, and the blowing force is 6-8kg/cm2；
(2) Preparing the nondegradable bactericidal fiber: melting master batch of non-degradable fiber at 170-180 deg.C, adding zeolite particles capable of releasing bactericidal metal ions such as copper ions and silver ions, and blowing to obtain non-degradable bactericidal fiber with blowing force of 6-8kg/cm2；
(3) And mixing the non-degradable fibers and the non-degradable bactericidal fibers to prepare the mixed fibers, wherein the mass percentage of the non-degradable bactericidal fibers is more than 25%.
The mixed fibers prepared according to the above method were tested for bacteria and viruses using eu standards, and the results are shown in table 1:
table 1 test results of the mixed fibers of the present application against bacteria and viruses
The mixed fibers prepared according to the above method were tested for viruses using eu standards, and the results are shown in table 2:
table 2 test results of the mixed fibers of the present application against viruses
| Viral types | Viral load of input | Logarithmic reduction value |
| Influenza A (H1N1), A/Brisban/59/2007 | 6.20 | ≥4.10±0.00 |
| Influenza A (H1N1), A/Wisconsin/10/98 | 6.20 | ≥4.10±0.00 |
| Influenza A (H1N1), A/puerto rico/8/34 | 6.15 | ≥4.05±0.00 |
| Influenza A (H3N2), A/Wisconsin/67/2005 | 6.49 | ≥4.39±0.00 |
| Influenza A (H3N2), A/Brisban/10/2007 | 6.20 | ≥4.10±0.00 |
| Influenza A (H3N2), A/hong Kong/8/68 | 6.28 | ≥4.18±0.00 |
| Equine influenza (H3N8), A/horse/2/Miami/63 | 6.15 | ≥4.05±0.00 |
| Influenza B, B/Lee/40 | 6.53 | ≥4.43±0.00 |
| Influenza A, A/Victoria/3/75 | 6.74 | ≥4.64±0.00 |
| Avian influenza A (H9N2), A/Turkey/Wisconsin/66 | 6.40 | ≥4.30±0.00 |
| Swine influenza A (H1N1), A/pig/1976/31 | 6.40 | ≥4.30±0.00 |
| Influenza A2 (H2N2, A/2/Japan/305/57) | 6.70 | ≥4.60±0.00 |
| Influenza B, B/Florida/4/2006 | 6.15 | ≥4.05±0.00 |
| Influenza B, B/Brisban/60/2008 | 6.40 | ≥4.30±0.00 |
| Avian influenza (H5N1), A/California/04/09 | 6.90 | ≥4.02±0.00 |
| Influenza A (H1N1), A/California/04/09 | 6.45 | ≥4.05±0.00 |
As can be seen from tables 1 and 2, the blended fiber provided in this example has good bactericidal and antiviral properties. The sterilization fiber structure in the embodiment has excellent filtering capability on particulate matters such as smoke, dust, PM2.5 and the like in the air, gaseous pollutants such as formaldehyde, benzene, ozone, hydrogen sulfide and the like, bacteria, viruses, dead bodies of mites, dandruff and the like.
The principles of fiber adsorption of impurities include gravity, inertia, diffusion (van der waals forces) and electrostatic interactions. The comprehensive consideration is to the smoke, dust, PM2.5 and other particles in the air, formaldehyde, benzene, ozone, hydrogen sulfide and other gaseous pollutants, bacteria, viruses, mite dead bodies, dander and other microorganisms. Through a large number of tests, the applicant defines the fineness of the fibers and the increasing structure, so that the filtering efficiency, the wind resistance and the dust holding capacity of the filter cloth can be organically combined.
Example 2 of the Mixed fibers
The mixed fiber of the embodiment comprises degradable fibers and degradable bactericidal fibers, wherein the degradable fibers comprise fibers with the fineness of 2D-3D, 4D-6D, 13D-17D and 18D-22D respectively, and the mass percent of each of the four fibers is 15-35%. Preferably, the denier may be 2.5D, 5D, 15D and 20D, respectively, each 25%. The fineness of the degradable bactericidal fiber is 2.2D-2.4D, and 2.3D is preferred.
Preferably, the mass percentage of the degradable bactericidal fiber is more than 25%, preferably 25% -40%, and more preferably 25% -30%; the degradable bactericidal fiber contains zeolite particles capable of releasing bactericidal metal ions such as copper ions and silver ions, and the mass percentage of the zeolite particles in the degradable bactericidal fiber is 0.3% -0.5%. The mass percentage of the degradable fiber is less than 75 percent. Preferably, the mixed fiber may include only degradable fiber and degradable bactericidal fiber, i.e. the sum of the mass percentages of the degradable fiber and the degradable bactericidal fiber is 100%.
The elongation of the fiber in the mixed fiber is 10-70%, and the cutting length is 36-40 mm.
The fibers in this embodiment may be polybutylene succinate (PBS) fibers or polylactic acid (PLA) fibers.
The invention also provides a preparation method of the mixed fiber, which comprises the following steps:
(1) and preparing degradable fibers: the master batch of the degradable fiber is directly blown into the degradable fiber after being melted at the temperature of 150-170 ℃ (preferably 160 ℃), and the blowing force is 6-8kg/cm2；
(2) And preparing the degradable bactericidal fiber: melting master batch of degradable fiber at 150-170 ℃ (preferably 160 ℃), adding zeolite particles capable of releasing bactericidal metal ions such as copper ions and silver ions, and blowing into degradable bactericidal fiber with blowing force of 6-8kg/cm2；
(3) And mixing the degradable fibers and the degradable bactericidal fibers to prepare the mixed fibers, wherein the mass percentage of the degradable bactericidal fibers is more than 25%.
Bacterial and viral tests were also performed on the multilayer mixed fiber structure of this example, with similar bactericidal and antiviral effects as example 1 (described in tables 1 and 2). The multilayer mixed fiber structure of the incremental structure is used for preparing filter materials, the filtering efficiency, the wind resistance and the dust holding capacity can be organically combined, and the multilayer mixed fiber structure can be widely applied to industries such as masks, air-conditioning filters of vehicles, filter elements of air purifiers, filter elements of fresh air blowers and the like.
As shown in fig. 4, an embodiment of an air conditioner according to the present invention includes a body 5, an air opening 51, and a filter 2, where the filter 2 is the filter provided in the above embodiment.
The above-described embodiment is only one of the preferred embodiments of the present invention, and general changes and substitutions by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.
Claims (3)
1. A filter, includes frame and installs the filter cloth on the frame, its characterized in that: the frame is provided with a fixing strip, the filter cloth is installed on the fixing strip, at least one end of the filter cloth is provided with a winding part, and the filter cloth is made of mixed fibers;
the filter cloth has a multilayer structure, and the fiber weight per unit area of each layer of mixed fibers is 4.8g/m2-300.2g/m2The weight of the fiber per unit area of each layer of the mixed fiber is increased progressively; the multilayer structure comprises fiber layers with the thicknesses of 6.95-11.05mm, 6-10mm, 4-6mm and 2-4mm which are arranged in sequence; the fiber layer with thickness of 6.95-11.05mm has fiber weight per unit area of 50-80.2g/m2(ii) a The fiber layer with thickness of 6-10mm has fiber weight per unit area of 80-120.2g/m2(ii) a The fiber layer with thickness of 4-6mm has fiber weight per unit area of 120.1-175.1g/m2(ii) a The fiber layer with thickness of 2-4mm has fiber weight per unit area of 175.1-220.1g/m2；
Each layer of mixed fiber comprises common fiber and more than 25% of bactericidal fiber by mass percent, wherein the common fiber comprises 15-35% of fiber by mass percent and 2D-3D, 4D-6D, 13D-17D and 18D-22D of fiber by mass percent; the titer of the bactericidal fiber is 2.2D-2.4D;
the bactericidal fiber contains zeolite particles capable of releasing copper ions and silver ions;
the common fiber is non-degradable fiber, the bactericidal fiber is non-degradable bactericidal fiber, and the preparation steps of the mixed fiber comprise:
(1) preparing the non-degradable fiber: the master batch of the non-degradable fiber is directly blown into the non-degradable fiber after being melted at the temperature of 170-180 ℃, and the blowing force is 6-8kg/cm2；
(2) Preparing the nondegradable bactericidal fiber: melting master batch of the non-degradable fiber at the temperature of 170-180 ℃, adding zeolite particles capable of releasing copper ions and silver ions, and blowing into the non-degradable bactericidal fiber with the blowing force of 6-8kg/cm2；
(3) Mixing the non-degradable fibers and the non-degradable bactericidal fibers to prepare the mixed fibers;
or
The common fiber is degradable fiber, the bactericidal fiber is degradable bactericidal fiber, and the preparation steps of the mixed fiber comprise:
(1) and preparing degradable fibers: the master batch of the degradable fiber is directly blown into the degradable fiber after being melted at the temperature of 150-170 ℃, and the blowing force is 6-8kg/cm2；
(2) And preparing the degradable bactericidal fiber: melting master batch of the degradable fiber at the temperature of 150-170 ℃, adding zeolite particles capable of releasing copper ions and silver ions, and blowing into the degradable bactericidal fiber with the blowing force of 6-8kg/cm2；
(3) And mixing the degradable fiber and the degradable bactericidal fiber to prepare the mixed fiber.
2. A filter according to claim 1, wherein: the elongation of the fiber in the mixed fiber is 10-70%, and the cutting length is 36-40 mm.
3. An air conditioner comprising the filter of any one of claims 1-2.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610522861.5A CN107569941B (en) | 2016-07-04 | 2016-07-04 | Filter and air conditioner provided with same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610522861.5A CN107569941B (en) | 2016-07-04 | 2016-07-04 | Filter and air conditioner provided with same |
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| CN107569941A CN107569941A (en) | 2018-01-12 |
| CN107569941B true CN107569941B (en) | 2021-02-23 |
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| CN1125631A (en) * | 1994-12-28 | 1996-07-03 | 张建德 | Disinfection type air purification material and its preparation |
| CN1761511A (en) * | 2003-03-20 | 2006-04-19 | Ambic有限公司 | Nonwoven fabric air filter for internal combustion engine |
| JP2007298206A (en) * | 2006-04-28 | 2007-11-15 | Daikin Ind Ltd | Air conditioner and roll filter unit |
| CN201363870Y (en) * | 2008-12-08 | 2009-12-16 | 江苏盛虹化纤有限公司 | Air conditioner filter screen device |
| CN103520999A (en) * | 2012-07-06 | 2014-01-22 | 北京服装学院 | Antibacterial composite nanometer fiber high-efficiency air filtering material and preparation method thereof |
| CN203478465U (en) * | 2013-08-30 | 2014-03-12 | 江苏姑苏净化科技有限公司 | Winding type fresh air filter unit |
| CN104826423A (en) * | 2015-05-19 | 2015-08-12 | 苏州华泰空气过滤器有限公司 | Rolling-up curtain type filter |
-
2016
- 2016-07-04 CN CN201610522861.5A patent/CN107569941B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1125631A (en) * | 1994-12-28 | 1996-07-03 | 张建德 | Disinfection type air purification material and its preparation |
| CN1761511A (en) * | 2003-03-20 | 2006-04-19 | Ambic有限公司 | Nonwoven fabric air filter for internal combustion engine |
| JP2007298206A (en) * | 2006-04-28 | 2007-11-15 | Daikin Ind Ltd | Air conditioner and roll filter unit |
| CN201363870Y (en) * | 2008-12-08 | 2009-12-16 | 江苏盛虹化纤有限公司 | Air conditioner filter screen device |
| CN103520999A (en) * | 2012-07-06 | 2014-01-22 | 北京服装学院 | Antibacterial composite nanometer fiber high-efficiency air filtering material and preparation method thereof |
| CN203478465U (en) * | 2013-08-30 | 2014-03-12 | 江苏姑苏净化科技有限公司 | Winding type fresh air filter unit |
| CN104826423A (en) * | 2015-05-19 | 2015-08-12 | 苏州华泰空气过滤器有限公司 | Rolling-up curtain type filter |
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