CN114768409A - Filter structure, filter structure for air cleaner, and ventilation structure for air cleaner - Google Patents

Filter structure, filter structure for air cleaner, and ventilation structure for air cleaner Download PDF

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Publication number
CN114768409A
CN114768409A CN202210407748.8A CN202210407748A CN114768409A CN 114768409 A CN114768409 A CN 114768409A CN 202210407748 A CN202210407748 A CN 202210407748A CN 114768409 A CN114768409 A CN 114768409A
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CN
China
Prior art keywords
filter
filter structure
air cleaner
air
shaped
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210407748.8A
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Chinese (zh)
Inventor
足立将司
山岸拓人
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Toyo Aluminium Ekco Products Co Ltd
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Toyo Aluminium Ekco Products Co Ltd
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Publication date
Application filed by Toyo Aluminium Ekco Products Co Ltd filed Critical Toyo Aluminium Ekco Products Co Ltd
Publication of CN114768409A publication Critical patent/CN114768409A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/003Ventilation in combination with air cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D39/00Filtering material for liquid or gaseous fluids
    • B01D39/14Other self-supporting filtering material ; Other filtering material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/42Auxiliary equipment or operation thereof
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28Arrangement or mounting of filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/108Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Filtering Materials (AREA)

Abstract

A filter structure, a filter structure for an air cleaner, and a ventilation structure for an air cleaner. The filter structure (1) comprises a filter main body (10) and an adhesive part (20), wherein the filter main body (10) has flexibility and is formed by a sheet shape with a roughly rectangular shape in a plane view, and the adhesive part (20) is arranged on the filter main bodyThe filter body (10) is formed by coating an adhesive on one surface, the adhesive part (20) comprises a first belt-shaped part (21) and a second belt-shaped part (22), the first belt-shaped part (21) extends along one end edge part (11) of a pair of long sides of the rectangular shape, the second belt-shaped part (22) extends along the other end edge part (12) of the pair of long sides of the rectangular shape, and the air permeability of the filter body (10) is set to be 1500-5000 cc/cm2/sec。

Description

Filter structure, filter structure for air cleaner, and ventilation structure for air cleaner
The present application is a divisional application of invention patent applications entitled "filter structure, filter structure for air cleaner, and ventilation structure for air cleaner", having an international application date of 2017, 8 and 30 months, an international application number of PCT/JP2017/031051, and a national application number of 201780050419. X.
Technical Field
The present invention relates to a filter structure, a filter structure for an air cleaner, and a ventilation structure for an air cleaner, and more particularly, to a filter structure that is attached to an object and filters passing air, a filter structure for an air cleaner, and a ventilation structure for an air cleaner having the filter structure.
Background
Conventionally, it has been proposed to attach a cover to a machine having an air intake surface, such as a cooler, an air conditioner, a dehumidifier, or an air cleaner, to prevent adhesion of dirt to the outside of the machine, which is mainly the air intake surface.
For example, japanese unexamined patent application publication No. h 11-83069 discloses a technique in which a structure in which a cord is provided on a cover main body or a hook and loop fastener is provided at a tip end of the cord, and a structure in which rubber is provided on the cover main body are detachably attached to a machine. In addition, it is disclosed that a folded portion is provided in the cover main body to correspond to air suction surfaces of various sizes of manufacturers and models.
Prior art documents
Patent document
Patent document 1: japanese unexamined patent publication No. 11-83069
However, since the size of the air intake surface of the air conditioner is generally larger than the size of the air intake surface of a floor-standing dehumidifier or air cleaner, in the above-described conventional technique, when the cover is attached to the dehumidifier or air cleaner, the folded portion may have to be provided to a considerable extent, and the resistance to air intake may be reduced in the folded portion.
In addition, in patent document 1, the ventilation characteristics and the like required for the hood between the air conditioner and the air cleaner are not particularly studied.
The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a filter structure that can be attached to at least both of an air conditioner and an air cleaner and has good ventilation characteristics for both of the machines, a filter structure for an air cleaner, and a ventilation structure for an air cleaner.
Disclosure of Invention
In order to achieve the above object, a filter structure according to a first aspect of the present invention is a filter structure for filtering a gas passing therethrough by attaching a partially or entirely cut structure to an object, the filter structure including a filter main body having flexibility and formed in a sheet shape having a rectangular shape in a plan view, and an adhesive part formed by applying an adhesive to one surface of the filter main body, the adhesive part including a first band-shaped part extending along one end edge of a pair of long sides of the rectangular shape and a second band-shaped part extending along the other end edge of the pair of long sides of the rectangular shape, wherein an air flow rate of the filter main body is set to 1500 to 5000cc/cm2And/sec, the weight per unit area of the filter body is set to be 30-50 g/m2, the object to which the filter structure is attached includes at least an air inlet of an air conditioner and an air cleaner, the operation is started after the filter structure is attached to the air conditioner, no abnormal sound is confirmed in a test for confirming whether abnormal sound different from normal operation sound is generated, the operation is started after the filter structure is attached to the back air inlet of the air cleaner in a manner of completely covering the back air inlet, and then the cleaning flag is not turned on in a test for confirming whether the cleaning flag is turned on.
With such a configuration, the air conditioner and the air cleaner can be easily mounted on at least both machines, and the intrusion of dust can be more reliably suppressed at the longitudinal peripheral edges without excessively hindering the mechanical intake of both machines.
A filter structure according to a second aspect of the present invention is the structure according to the first aspect, wherein the adhesive portion further includes a third strip-shaped portion formed to extend along an imaginary line connecting centers of a pair of short sides of the rectangular shape on the first strip-shaped portion side, and a fourth strip-shaped portion formed to extend along the imaginary line on the second strip-shaped portion side.
With such a configuration, the adhesive force can be generated near the center.
A filter structure according to a third aspect of the present invention is the structure according to the second aspect, wherein the adhesive part further includes a fifth band-shaped part formed to be spaced apart from the third band-shaped part toward the first band-shaped part, and a sixth band-shaped part formed to be spaced apart from the fourth band-shaped part toward the second band-shaped part.
With such a configuration, the range in which the adhesive force is generated in the vicinity of the center can be widened.
A filter structure according to a fourth aspect of the present invention is the filter structure according to any one of the first to third aspects, wherein the adhesive part further includes intersecting strip-like parts that intersect the first strip-like part and the second strip-like part at predetermined intervals in a longitudinal direction and that extend from the first strip-like part to the second strip-like part.
With such a configuration, the cross-belt-like portion adheres to the target portion over the entire area of the filter structure.
A filter structure according to a fifth aspect of the present invention is the filter structure according to the fourth aspect, wherein the intersecting strip-like portions intersect with the first strip-like portions and the second strip-like portions at an angle of at least one of 45 ° and 135 °.
With such a configuration, when the filter structure is attached to an object, the entry of air from the periphery of the short-side end edge can be further suppressed.
A filter structure according to a sixth aspect of the present invention is the filter structure according to the fourth aspect, wherein the cross belt-like portion is orthogonal to the first belt-like portion and the second belt-like portion.
With such a configuration, the filter structure in which four sides are surrounded by the adhesive portion can be configured by cutting the cross strip-shaped portions by aligning with the grid portions.
A filter structure according to a seventh aspect of the present invention is the filter structure according to any of the fourth to sixth aspects, wherein the adhesive part further includes a mark part provided so as to overlap at least a part of the cross strip part and having an adhesive applied thereto in a mark shape indicating a replacement timing of the filter structure, and a contour part provided around the mark part and having no adhesive applied thereto.
With such a configuration, dust adheres to the contour portion around the mark portion, to which no adhesive is applied, with use.
A filter structure according to an eighth aspect of the present invention is the structure according to the sixth aspect, wherein the adhesive part further includes a marker for applying an adhesive in a marker shape indicating a replacement timing of the filter structure, and the marker is provided in a region surrounded by the cross strip-shaped part and the first and second strip-shaped parts and is provided so as not to overlap with the cross strip-shaped part and the first and second strip-shaped parts.
With such a structure, dust adheres to the periphery of the mark portion when the tag is further used.
A filter structure according to a ninth aspect of the present invention is the filter structure according to the eighth aspect, wherein the logo part is formed by a plurality of logo elements each having a size of a square or rectangle having one side of 6 to 15mm and the other side of 6 to 15mm, and the plurality of logo elements are formed so as to be dispersed in an island shape in the area part.
With such a configuration, the marking element can be prevented from blocking the space between the lattices of the back air inlet of the air cleaner, and the visibility of the marking element during use can be improved.
A filter structure according to a tenth aspect of the present invention is the filter structure according to the ninth aspect, wherein the plurality of marker elements are provided in a state in which the closest marker elements are shifted from each other in one of the upper, lower, left, and right directions.
With such a configuration, dust is more reliably attached to the periphery of the mark element of the mark portion.
A filter structure according to an eleventh aspect of the present invention is the structure according to any one of the first to tenth aspects, wherein the filter body is subjected to at least one of an antibacterial treatment and an antiviral treatment.
With such a structure, the generation or propagation of bacteria or viruses can be suppressed.
A filter structure according to a twelfth aspect of the present invention is the filter structure according to any of the first to eleventh aspects, wherein the filter body has a dimension in which a long side is set to 75 to 85cm and a short side is set to 33 to 43 cm.
With such a configuration, the size of the air inlet of the air conditioner can be suitably adjusted.
A thirteenth aspect of the present invention provides the filter structure for an air cleaner according to any one of the eighth to tenth aspects and the twelfth aspect, wherein the filter structure for an air cleaner is formed by cutting the long side of the filter main body so as to match the height of the rear surface air inlet of the air cleaner in the longitudinal direction.
With such a configuration, the air cleaner filter structure can be obtained in which the height is the length of the long side of the filter body after cutting, and the width is the length of the short side of the filter body.
A fourteenth aspect of the present invention provides the filter structure according to any one of the eighth to tenth and twelfth aspects, wherein the filter structure is obtained by cutting the long side of the filter main body in accordance with the width of the rear surface air inlet of the air cleaner in the lateral direction.
With such a configuration, the filter structure for an air cleaner can be obtained in which the height is the length of the short side of the filter main body and the width is the length of the long side of the filter main body after cutting.
A ventilation structure of an air cleaner according to a fifteenth aspect of the present invention is the ventilation structure of an air cleaner, and includes a rear surface air inlet and the air cleaner filter structure according to any one of the eighth to tenth, thirteenth, and fourteenth aspects, wherein the rear surface air inlet is provided in a rear surface of the air cleaner, and is set to have a length of 33 to 55cm and a width of 19 to 38cm, and the air cleaner filter structure according to any one of the eighth to tenth, thirteenth, and fourteenth aspects is attached to be aligned with the rear surface air inlet.
With such a configuration, it is possible to obtain a ventilation structure that can more reliably suppress the intrusion of dust from the peripheral edge of the portion corresponding to the original long side of the filter body, while not excessively preventing the mechanical intake of both.
A ventilation structure of an air cleaner according to a sixteenth aspect of the present invention is the ventilation structure of the air cleaner, and includes the rear surface air inlet provided in the rear surface of the air cleaner, the rear surface air inlet being set to have a length of 33 to 55cm and a width of 19 to 38cm, and being arranged in a state in which at least a plurality of rectangular openings are arranged in a vertical and horizontal direction, and the filter structure for the air cleaner is attached so that a long side of the filter main body of the filter structure according to any one of the fifth aspect and the eighth aspect to the tenth aspect is aligned with the rear surface air inlet.
With such a configuration, it is possible to prevent the filter structure for an air cleaner from continuously blocking the opening of the rear air inlet in the longitudinal direction or the lateral direction.
As described above, the filter structure according to the first aspect of the present invention can be easily attached to at least both machines of an air conditioner and an air cleaner, and can suppress the intrusion of dust more reliably on the long-side peripheral edges, while at least suppressing the operational failure of both machines without excessively hindering the intake of both machines.
In the filter structure according to the second aspect of the present invention, in addition to the effect of the first aspect of the present invention, since the adhesive force can be generated in the vicinity of the center, the filter structure can be more reliably fixed to the object when the filter main body is used by being bent in the vicinity of the center.
The filter structure according to the third aspect of the present invention can expand the range in which the adhesive force is generated in the vicinity of the center in addition to the effect of the second aspect of the present invention, and therefore, when the filter body is used while being bent in the vicinity of the center, the filter structure can be more reliably fixed to the object.
In the filter structure according to the fourth aspect of the present invention, in addition to the effect of the invention according to any one of the first to third aspects, the cross belt-like portion adheres to the object over the entire area of the filter structure, and therefore the adhesive force can be further enhanced over the entire area of the filter structure.
The filter structure according to the fifth aspect of the present invention can further suppress the entry of air from the periphery of the short-side end edge in addition to the effect of the fourth aspect of the present invention, and therefore can suppress the intrusion of dust into the object.
In the filter structure according to the sixth aspect of the present invention, in addition to the effect of the fourth aspect of the present invention, the filter structure in which four sides are surrounded by the adhesive portion can be configured by cutting the cross-strip-shaped portions in a position-aligned manner by the lattice portions, and therefore, the entry of air from the periphery of the short-side end edge can be blocked.
In addition to the effect of the invention according to any one of the fourth to sixth aspects, the filter structure according to the seventh aspect of the present invention is such that, when used, the indicator portion can be floated by dust, indicating the replacement timing of the filter structure.
In the filter structure according to the eighth aspect of the present invention, in addition to the effect of the sixth aspect of the present invention, since dust adheres to the periphery of the marker when used, the marker can be floated by the dust, indicating the replacement timing of the filter structure.
In the filter structure according to the ninth aspect of the present invention, in addition to the effect of the invention according to the eighth aspect, the marker element can suppress the clogging of the grid of the back air inlet of the air cleaner by the marker element and improve the visibility of the marker element when used, and therefore the marker element functions as a marker that more reliably indicates the replacement timing of the filter structure.
In the filter structure according to the tenth aspect of the present invention, in addition to the effect of the invention according to the ninth aspect, dust is more reliably attached to the periphery of the mark element of the mark part, and therefore, it is possible to avoid a situation in which the mark element of the mark part is not satisfactorily lifted.
The filter structure according to the eleventh aspect of the present invention is advantageous in terms of hygiene because it can suppress the generation or propagation of bacteria or viruses in addition to the effect of the invention according to any one of the first to tenth aspects.
The filter structure according to a twelfth aspect of the present invention is the filter structure according to any one of the first to eleventh aspects, which is well suited to the size of the air inlet of a commonly used air conditioner, and therefore can provide a filter structure having high versatility between manufacturers and air conditioners of different models.
In the air cleaner filter structure according to the thirteenth aspect of the present invention, in addition to the effect of the invention according to any one of the eighth to tenth and twelfth aspects, the air cleaner filter structure can be obtained in which the height is the length after the cutting of the long side of the filter main body and the width is the length of the short side of the filter main body, and therefore the filter structure can prevent the entry of air from the horizontal direction by the first strip-shaped portion and the second strip-shaped portion.
In the air cleaner filter structure according to the fourteenth aspect of the present invention, in addition to the effect of the invention according to any one of the eighth to tenth and twelfth aspects, since the air cleaner filter structure can be obtained in which the height is the length of the short side of the filter main body and the width is the length after the cutting of the long side of the filter main body, the filter structure can prevent the entry of air from the vertical direction by the first strip-shaped part and the second strip-shaped part.
In addition to the effects of the invention according to any one of the eighth to tenth, thirteenth and fourteenth aspects, the ventilation structure for an air cleaner according to the fifteenth aspect of the present invention can provide a ventilation structure that can more reliably suppress the intrusion of dust at the peripheral edge of the portion corresponding to the original long side of the filter body, and that does not excessively obstruct the intake air of the air cleaner, and therefore can suppress the occurrence of an obstruction in the operation of the air cleaner.
In addition to the effects of the invention according to any one of the fifth aspect and the eighth to tenth aspects, the ventilation structure of an air cleaner according to the sixteenth aspect of the present invention can avoid the situation in which the filter structure for an air cleaner continuously blocks the opening of the rear surface air inlet in the longitudinal direction or the lateral direction, and therefore can suppress the occurrence of the orifice blockage in the rear surface air inlet and the occurrence of the operational failure of the air cleaner.
Drawings
Fig. 1 is a plan view showing an external shape of a filter structure according to a first embodiment of the present invention.
Fig. 2 is a sectional view taken along line II-II of fig. 1.
Fig. 3 is an enlarged view of the portion X1 shown in fig. 2.
Fig. 4 is a view showing an attachment process of the filter structure to the air conditioner.
Fig. 5 is a view showing a step subsequent to the mounting step shown in fig. 4.
Fig. 6 is a schematic diagram showing an external appearance of the air conditioner after the filter structure mounting step is completed, where (a) shows a plan view of the air conditioner, and (b) shows a front view of the air conditioner.
Fig. 7 is a view showing an external appearance of the air cleaner, (a) shows an external appearance shape of a front surface side of the air cleaner, and (b) shows an external appearance shape of a rear surface side of the air cleaner.
Fig. 8 is a view showing an attaching process of the filter structure to the air cleaner.
Fig. 9 is a view showing a step subsequent to the mounting step shown in fig. 8.
Fig. 10 is a schematic view showing the ventilation structure of the air cleaner obtained in the mounting step shown in fig. 8 and 9 in more detail.
Fig. 11 is a plan view showing an external shape of a ventilation structure of an air cleaner according to a second embodiment of the present invention, and corresponds to fig. 10.
Fig. 12 is a plan view showing an external shape of a filter structure according to a third embodiment of the present invention, and corresponds to fig. 1.
Fig. 13 is a plan view showing an external shape of a filter structure according to a fourth embodiment of the present invention, and corresponds to fig. 1.
Fig. 14 is a plan view showing an external shape of a filter structure according to a fifth embodiment of the present invention, and corresponds to fig. 1.
Fig. 15 is a bottom view of the filter structure shown in fig. 14.
Fig. 16 is a plan view showing an external shape of a filter structure according to a sixth embodiment of the present invention, and corresponds to fig. 14.
Detailed Description
In order to implement the mode of the invention
Fig. 1 is a plan view showing an external shape of a filter structure according to a first embodiment of the present invention, fig. 2 is a sectional view taken along line II-II shown in fig. 1, and fig. 3 is an enlarged view of a portion X1 shown in fig. 2.
Referring to these drawings, the filter structure 1 is a filter structure 1 which is partially or entirely cut out and is attached to an object such as an air conditioner or an air cleaner to filter a gas passing therethrough, and includes a filter main body 10, an adhesive part 20, and a release sheet 40.
The filter body 10 is made of a flexible nonwoven fabric or the like, and is formed into a sheet shape having a substantially rectangular shape in a plan view. The filter body 10 has a substantially rectangular shape with a long side W11 set to be substantially 80cm and a short side W12 set to be substantially 38 cm. Further, the filter body 10 is subjected to an antiviral treatment with an inorganic chemical to which a photocatalyst is added, so that the generation of viruses can be suppressed, which is advantageous in terms of hygiene. The ventilation volume of the filter body 10 is set to 1500-5000 cc/cm2/sec。
The adhesive part 20 is formed by applying an adhesive (e.g., a urethane adhesive) to one surface of the filter body 10.
The adhesive part 20 more specifically includes first to sixth band-shaped parts 21 to 26, a cross band-shaped part 31, a mark part 32, and a contour part 33.
The first band portion 21 is formed to extend along one end edge portion 11 of a pair of long sides of the substantially rectangular shape of the filter main body 10. Further, the width W21 of the first band portion 21 is set to 1.0 cm.
The second band-shaped portion 22 is formed to extend along the other end edge portion 12 of the pair of long sides of the substantially rectangular shape of the filter body 10. The width of the second band-shaped portion 22 is set to be the same as the width of the first band-shaped portion 21.
The third strip-shaped portion 23 is formed to extend along the imaginary line L on the first strip-shaped portion 21 side of the imaginary line L connecting the centers of the pair of short sides of the substantially rectangular shape of the filter main body 10. Further, the width W22 of the third belt-like portion 23 was set to 2.0 cm.
The fourth strip-shaped portion 24 is formed to extend along the imaginary line L on the second strip-shaped portion 22 side of the imaginary line L. The width of the fourth band-shaped portion 24 is set to be the same as the width of the third band-shaped portion 23.
The fifth band-shaped portion 25 is separated from the third band-shaped portion 23 toward the first band-shaped portion 21, and is formed with a width W23 of 1.0 cm.
The sixth band-shaped portion 26 is formed to be separated from the fourth band-shaped portion 24 toward the second band-shaped portion 22 and to have the same width as the fifth band-shaped portion 25.
In the intersecting strip-shaped portion 31, a strip intersecting the second strip-shaped portion 22 at an angle θ of 45 ° is formed at a predetermined distance W31 of 6.0cm in the longitudinal direction and extends from the first strip-shaped portion 21 to the second strip-shaped portion 22. The width W32 of the cross belt 31 is set to 0.8 cm.
The indicator 32 is provided so as to overlap at least a part of the cross belt 31, and is in the form of an indicator indicating the replacement timing of the filter assembly 1, that is, an indicator in the form of an inverted letter "to be replaced (japanese: とりかえてネ)" to which an adhesive is applied.
The outline portion 33 is provided around the mark portion 32, and is a portion to which the adhesive is not applied.
The ratio of the area of the adhesive part 20 to the area of the filter body 10 was about 40%.
The release sheet 40 is made of a film made of a transparent synthetic resin such as polyethylene terephthalate (PET). A separation line 41 extending on the imaginary line L is provided on the release sheet 40.
The effects of the filter structure 1 configured as described above will be described later.
Next, a case where the filter assembly 1 is attached to an air conditioner will be described.
Fig. 4 is a view showing an installation step of the filter structure to the air conditioner, fig. 5 is a view showing a step subsequent to the installation step shown in fig. 4, fig. 6 is a schematic view showing an appearance of the air conditioner after the installation step of the filter structure is completed, (a) shows a plan view of the air conditioner, and (b) shows a front view of the air conditioner.
First, referring to fig. 4 and 5, in a state where the filter structure 1 is folded along the imaginary line L (see fig. 1) in a mountain-like shape, one side 40a of the release sheet 40 is peeled off along the separation line 41 of the release sheet 40 to expose the adhesive portion 20, as shown in S11.
Next, as shown in S12, the exposed adhesive part 20 is opposed to the front air inlet 51 of the air conditioner 50, and the filter structure 1 is attached to the front air inlet 51 in the direction of the arrow.
Next, as shown in S13, when the other side 40b of the release sheet 40 is further peeled off and the filter assembly 1 is attached so as to cover the upper surface air inlet 52, the attached state is completed as shown in S14.
Next, referring to fig. 6 (a) and (b), in the mounted state, the filter assembly 1 can be mounted so as to cover the front air inlet and the upper air inlet of the air conditioner.
As described with reference to fig. 1, the filter body 10 of the filter structure 1 is set to have a length W11 of the long side of the substantially rectangular shape of substantially 80cm and a length W12 of the short side of substantially 38cm, and therefore is suitably adapted to the size of the air inlet of a commonly used household air conditioner. This makes it possible to obtain a filter structure 1 having high versatility between manufacturers and air conditioners of different models.
Further, since the adhesive force can be generated near the center by the 3 rd band-shaped portion 23 and the 4 th band-shaped portion 24, the filter body is more reliably fixed to the object when the filter body is used by being bent near the center.
Further, since the range in which the adhesive force is generated in the vicinity of the center can be widened by the 5 th band-shaped portion 25 and the 6 th band-shaped portion 26, the filter body is more reliably fixed to the object when used by bending the filter body in the vicinity of the center.
In the state where the filter structure 1 is mounted in the air conditioner as described above, dust adheres to a portion around the mark 32, to which the adhesive is not applied, that is, a portion where the adhesive portion 20 is not formed, as the air conditioner is used. Then, the character "to be replaced (Japanese character: とりかえてネ)" of the indicator 32 floats up, and the time of replacing the filter assembly 1 can be indicated to the user.
Next, a case where the filter structure 1 is attached to an air cleaner will be described.
Fig. 7 is a view showing an external appearance of an air cleaner, (a) shows an external appearance of a front surface side of the air cleaner, (b) shows an external appearance of a rear surface side of the air cleaner, fig. 8 is a view showing an attaching step of the filter structure to the air cleaner, and fig. 9 is a view showing a step following the attaching step shown in fig. 8.
First, as shown in fig. 7 (a) and (b), the air cleaner 60 includes a rear surface 61 having a length H61 of 64cm and a width W61 of 38 cm; and a rear air inlet 62 provided in the rear surface 61 and having a length H62 of 45cm and a width W62 of 38cm (W62). The back air inlet 62 is configured by arranging substantially rectangular quadrilateral openings in a vertical and horizontal direction.
Next, referring to fig. 8 and 9, as shown in S21, the long sides of the filter body 10 are cut into a size of 45cm W15, and the cut filter body 15 is prepared.
Next, as shown in S22, the release sheet 40 is peeled off from the cut filter body 15, and the adhesive portion 20 is exposed.
Next, as shown in S23, when the exposed adhesive part 20 is opposed to the back surface air inlet 62 and the cut filter main body 15 is attached to the back surface air inlet 62 in the direction of the arrow, the air ventilation structure 70 of the air cleaner is completed as shown in S24.
Fig. 10 is a schematic view showing the ventilation structure of the air cleaner obtained in the mounting step shown in fig. 8 and 9 in more detail.
Referring to this drawing, as described above, the long side of the filter body 10 is cut along the line C in accordance with the width of the back air inlet 62 of the air cleaner in the lateral direction, the longitudinal direction of the original filter body 10 (i.e., the direction in which the first strip-shaped portion and the second strip-shaped portion extend) is aligned with the vertical direction of the back air inlet 62, and the cut filter structure 1 is attached to the back air inlet 62, whereby the ventilation structure 70 of the air cleaner as shown in the drawing can be configured.
With such a configuration, the air cleaner filter structure can be obtained in which the height is the length of the long side of the filter body after cutting, and the width is the length of the short side of the filter body. This makes it possible to provide a filter structure in which the first band-shaped section and the second band-shaped section prevent air from entering in the horizontal direction.
Further, since the cross belt-like portion 31 is adhered to the air cleaner over the entire area of the filter structure, the adhesive force can be further enhanced over the entire area of the filter structure.
Further, the peripheral edges 11a and 11b (i.e., the portions corresponding to the first and second belt-shaped portions) of the filter body 10 corresponding to the original long sides can provide a ventilation structure that more reliably prevents the entry of dust, while not excessively preventing the mechanical intake of the air cleaner, and therefore, the air cleaner can be prevented from being an obstacle to operation.
Further, since the cross belt-like portion 31 is formed in an oblique direction inclined with respect to the vertical and horizontal directions, it is possible to avoid a situation in which the opening of the back surface air inlet 62 is continuously closed in the vertical or horizontal direction by the adhesive portion. Therefore, the occurrence of the orifice clogging in the rear air inlet 62 and the occurrence of operational disturbances of the air cleaner can be suppressed.
Fig. 11 is a plan view showing an external shape of a ventilation structure of an air cleaner according to a second embodiment of the present invention, and corresponds to fig. 10.
In the description, since the air purifier is basically the same in external shape as the air ventilation structure of the air purifier according to the first embodiment, the description will be given mainly on the difference therebetween.
Referring to this figure, the upper direction of the rear air inlet 62 is indicated by an arrow Z, and the horizontal direction of the rear air inlet 62 is indicated by an arrow Y. In the second embodiment, the ventilation structure 70 of the air cleaner is configured such that the longitudinal direction of the original filter main body 10 (i.e., the direction in which the first strip-shaped portion and the second strip-shaped portion extend) coincides with the vertical direction of the rear surface air inlet 62.
That is, the filter structure for an air cleaner used in the ventilation structure 70 of an air cleaner is configured by cutting the long side of the filter main body in accordance with the height of the rear surface intake port of the air cleaner in the vertical direction.
This makes it possible to provide an air cleaner filter structure in which the first strip-shaped section and the second strip-shaped section prevent air from entering in the horizontal direction.
Fig. 12 is a plan view showing an external shape of a filter structure according to a third embodiment of the present invention, and corresponds to fig. 1.
In the description, since the air purifier is basically the same in external shape as the air ventilation structure of the air purifier according to the first embodiment, the description will be given mainly on the difference therebetween.
Referring to the figure, in this third embodiment, the cross strip 31 in the first embodiment is replaced with a cross strip 35.
The intersecting strip 35 intersects the second strip 22 (first strip 21) at an angle of approximately 45 ° and an angle of approximately 135 °. In other words, the cross strip 35 has an X-shaped lattice shape. Therefore, the adhesive force can be further enhanced as compared with the structure of the first embodiment. Further, according to this configuration, since the entry of air from the periphery of the short-side edge can be further suppressed, the intrusion of dust into the object can be suppressed.
Fig. 13 is a plan view showing an external shape of a filter structure according to a fourth embodiment of the present invention, and corresponds to fig. 1.
In the description, since the air purifier has basically the same external shape as the ventilation structure of the air purifier according to the first embodiment, the difference will be mainly described.
Referring to this figure, in this fourth embodiment, the cross strip 31 in the first embodiment is replaced with a cross strip 36.
The cross belt-shaped portion 36 is formed by forming a belt substantially perpendicular to the second belt-shaped portion 22 (the first belt-shaped portion 21) and extending from the first belt-shaped portion 21 to the second belt-shaped portion 22 at a predetermined interval in the longitudinal direction. In other words, the cross strip portion 36 has an I-shaped vertical lattice shape. According to such a configuration, since the filter structure in four directions can be configured by cutting the cross strip portions 36 in alignment with the lattice portions, the adhesive portion 20 can substantially block the air from entering from the periphery of the short-side end edge.
In the above embodiments, the filter structure having a specific size is described, but the invention is not limited thereto. For example, the filter body preferably has a long side of 75 to 85cm and a short side of 33 to 43 cm. By setting the size of the filter body within this range, the filter body is suitably adapted to the size of the air inlet of the air conditioner in general use, and therefore, a filter structure having high versatility between manufacturers and air conditioners of different models can be obtained.
Although not described in the above embodiments, a part or all of the second to sixth strip-like portions and the cross strip-like portion, the logo portion, and the outline portion may be omitted.
Further, in the above embodiments, the case where the filter main body is subjected to the antiviral processing has been described, but the present invention is not limited thereto. The filter body may be subjected to at least one of antibacterial processing and antiviral processing. These treatments may be those based on inorganic chemicals such as photocatalysts, organic chemicals, or a combination thereof, and are not particularly limited. For example, a structure in which copper is supported on titanium oxide particles constituting the photocatalyst may be used. This can inhibit the generation or propagation of bacteria or viruses.
Further, although not particularly described in the above embodiments, the size of the rear air inlet of the air cleaner is often a combination of the widths (W62)24, 25, 26, 30, 33cm, the lengths (H62)38, 40cm, and is set to be approximately 33 to 45cm in length and 19 to 38cm in width. When the filter structure is attached to the rear air inlet of the air cleaner, the filter body may be cut to match these dimensions. In addition, when the air cleaner is attached to the rear surface air inlet, the air cleaner may be cut to have the same size as the rear surface air inlet or slightly larger than the rear surface air inlet if the air cleaner is completely covered with the air cleaner.
Further, in the above embodiments, the filter body is set to have a long side length W11 of approximately 80cm and a short side length W12 of approximately 38cm so that the filter body can be easily mechanically attached to both an air conditioner and an air cleaner by cutting according to an object, but the present invention is not limited thereto. The size of the filter body may be set to match the size of the rear air inlet of a specific air cleaner. That is, even if cutting is not performed, the respective lengths of the filter bodies may be appropriately set so as to coincide only with the size of the air intake port of the air cleaner.
Further, although not particularly described in the above embodiments, the rear surface and the rear surface air intake port of the air cleaner are preferably composed of a member made of a synthetic resin such as Polystyrene (PS), High Impact Polystyrene (HIPS), acrylonitrile butadiene styrene copolymer (ABS), or the like, from the viewpoint of adhesion with an adhesive.
Further, in the first embodiment described above, the case where the adhesive portion is made of a polyurethane adhesive has been described, but the present invention is not limited to this. The adhesive portion may be formed of an acrylic adhesive, a silicon adhesive, or the like.
Further, in the first embodiment described above, the case where the ratio of the area of the adhesion portion to the area of the filter main body is about 40% has been described, but the present invention is not limited thereto. The above ratio is preferably 60% or less, more preferably 55% or less.
Fig. 14 is a plan view showing an external shape of a filter structure according to a fifth embodiment of the present invention, which corresponds to fig. 1, and fig. 15 is a bottom view of the filter structure shown in fig. 14.
In the description, the points of common use and the points of different use with the filter structure according to the first embodiment will be mainly described.
Referring to these drawings, in the fifth embodiment, a filter structure 80 is a filter structure in which a part or the whole of a cut structure is attached to an object such as an air cleaner to filter a gas passing therethrough, and is provided with a filter main body 10 and an adhesive part 20, and the adhesive part 20 is provided with a first band-shaped part 21 and a second band-shaped part 22, in common with the filter structure 1 of the first embodiment.
Next, a structure specific to the filter structure 80 will be described. The adhesive part 20 further includes a third strip-shaped part 81 and a fourth strip-shaped part 82 extending parallel to the first strip-shaped part 21 and the second strip-shaped part 22, and intersecting strip-shaped parts 83, 84, 85, and 86 extending substantially perpendicular to the first strip-shaped part 21, the second strip-shaped part 22, the third strip-shaped part 81, and the fourth strip-shaped part 82.
The dimensions of the filter structure 80 are set as follows.
Width (H90) of cross-shaped bands 83, 84, 85, and 86: 10.0mm
Length of long side of filter body 10 (H80): 560.0mm
Length from outer end of cross belt-like portion 83 to outer end of cross belt-like portion 86 (H81): 550.0mm
Length from outer end of cross belt-like portion 84 to outer end of cross belt-like portion 86 (H82): 440.0mm
Length from outer end of cross belt 85 to outer end of cross belt 86 (H83): 380.0mm
Length from inner end of cross belt 83 to inner end of cross belt 86 (H84): 530.0mm
Length from inner end of cross belt 84 to inner end of cross belt 86 (H85): 420.0mm
Length from the inner end of the cross belt-like portion 85 to the inner end of the cross belt-like portion 86 (H86): 360.0mm
Widths (W90) of the first belt-shaped portion 21, the second belt-shaped portion 22, the third belt-shaped portion 81, and the fourth belt-shaped portion 82: 10.0mm
Length of short side of filter body 10 (W80): 380.0mm
Length from the outer end of the first band-shaped portion 21 to the outer end of the second band-shaped portion 22 (W81): 370.0mm
Length from the outer end of the first band-shaped portion 21 to the outer end of the third band-shaped portion 81 (W82): 350.0mm
Length from outer end of first band-shaped portion 21 to outer end of fourth band-shaped portion 82 (W83): 270.0mm
Length from the inner end of the first band-shaped portion 21 to the inner end of the second band-shaped portion 22 (W84): 350.0mm
Length from the inner end of the first band-shaped portion 21 to the inner end of the third band-shaped portion 81 (W85): 330.0mm
Length from the inner end of the first band-shaped portion 21 to the inner end of the fourth band-shaped portion 82 (W86): 250.0mm
The effects set in this way will be described below.
First, the sizes of the back air inlet of the air cleaner are generally three sizes, i.e., 250mm × 360mm, 330mm × 420mm, and 350mm × 530 mm.
When the adhesive is bonded to the outer peripheral portion of the three-sized rear suction ports so that the width of the adhesive is 10.0mm, the outer periphery of the adhesive portion 20 may be set to 270mm × 380mm, 350mm × 440mm, or 370mm × 550mm, and the above-described dimensions H81 to H86, and W81 to W86 are set as appropriate.
In addition, in the manufacture of the filter structure 80, although the raw material roll was cut out, since the filter structure was not cut at the portion to which the adhesive was applied, the size of the entire filter body 10 was 380mm (W80) × 560mm (H80) in which 5mm ear portions were provided on both sides.
When the filter structure 80 is cut along the belt-shaped portions (21, 22, 81, 82) and the cross belt-shaped portions (83 to 86) in accordance with the longitudinal or transverse dimension of the rear surface air inlet of the air cleaner as described above when attached to the rear surface air inlet of the air cleaner, an adhesive pattern surrounding the periphery of the rear surface air inlet of the air cleaner can be obtained.
Fig. 16 is a plan view showing an external shape of a filter structure according to a sixth embodiment of the present invention, and corresponds to fig. 14.
In the description, since the filter structure has basically the same external shape as that of the filter structure according to the fifth embodiment, the difference will be mainly described.
Referring to this drawing, in the sixth embodiment, the adhesive section 20 in the fifth embodiment further includes a fifth band-shaped section 91 and a sixth band-shaped section 92 extending in parallel with the first band-shaped section 21 and the like, cross band-shaped sections 93 and 94 extending substantially orthogonally to the first band-shaped section 21 and the like, and a marking section 95 provided in each region section surrounded by the band-shaped sections (21, 91, 92, 82, 81, 22) and the cross band-shaped sections (83, 84, 85, 94, 93, 86).
The fifth strip-shaped portion 91 and the sixth strip-shaped portion 92 are disposed so as to be line-symmetrical with respect to a center line connecting the centers of a pair of short sides of the substantially rectangular shape of the filter body 10, and the third strip-shaped portion 81 and the fourth strip-shaped portion 82, respectively.
The cross strip portions 93 and 94 are disposed so as to be line-symmetrical with the cross strip portions 84 and 85, respectively, with respect to a center line connecting the centers of a pair of long sides of the substantially rectangular shape of the filter body 10.
The indicator 95 is formed of a plurality of heart shapes, and when used, the heart shape of the indicator 95 floats up due to dust adhering to the periphery of the heart shape of the indicator 95, and the replacement timing of the filter structure 80 can be indicated. The size of the heart shape is not particularly limited, but is preferably set to 13mm × 13 mm.
Next, an effect of setting the size of the heart shape in this manner will be described.
First, the rear air inlet of the air cleaner is often formed in a lattice shape in which a plurality of openings having a substantially rectangular quadrilateral shape are arranged in a vertical and horizontal direction, and the lattice size of the lattice shape may be set to 15mmv15 mm.
In the case of such a grid size of 15mm × 15mm, it is preferable that the heart-shaped size of the indicator 95 is set to 15mm × 15mm or less so as not to close the gap between the grids. On the other hand, when the heart shape is used further, the size of the heart shape is preferably larger than 7mm long × 6mm wide or 6mm long × 7mm wide in consideration of the visibility when the heart shape is lifted. Therefore, it can be said that the dimension of the heart shape is preferably set to 7mm in length × 6mm in width, 6mmv in length and 7mm in width, or 7mm in length × 7mm in width to 15mm in length × 15mm in width.
The heart shapes included in the indicator 95 are arranged so as not to overlap the belt-shaped portions (21, 91, 92, 82, 81, 22) and the intersecting belt-shaped portions (83, 84, 85, 94, 93, 86) in a staggered manner in the respective region portions. Here, for example, the heart shape in a certain region B81 is arranged on a line L81 inclined at 45 °, and the heart shape in the other region B82 is arranged on a line L82 inclined at 45 °, but the line L81 and the line 82 are in a parallel relationship and are arranged so as to be shifted so as not to intersect each other even if they are extended.
Here, when the filter structure 80 is attached to the rear surface air inlet of the air cleaner, the heart shape may not be satisfactorily raised even in further use due to the positional relationship between the rear surface air inlet of the air cleaner and the grid. By arranging as described above, the positional relationship between the hearts and the grid of the rear air inlet of the air cleaner can be shifted for each area, and therefore, it is possible to avoid a situation in which all hearts float poorly.
In the fifth embodiment and the sixth embodiment, the filter structure including the specific number of the band-shaped portions and the cross band-shaped portions has been described, but the number is not limited. For example, in the fifth embodiment, the same band-shaped portions and cross band-shaped portions as those in the sixth embodiment may be provided.
In the sixth embodiment described above, the indicator is formed of a plurality of heart shapes, but the present invention is not limited to this. The indicator may be formed of other indicator elements such as a pattern and characters, as long as the indicator indicates the timing of replacing the filter structure by applying an adhesive. The mark element may be in the size of a square or rectangle having one side of 6 to 15mm and the other side of 6 to 15 mm. With this configuration, the marker element can be prevented from being clogged between the lattices of the back air inlet of the air cleaner, and the visibility of the marker element when used can be further improved. Thus, the mark element functions as a mark that more reliably indicates the replacement timing of the filter structure.
Further, in the sixth embodiment described above, the plurality of heart shapes are arranged in a staggered manner in each region portion, but the present invention is not limited thereto. The plurality of heart shapes may be arranged so as to be spaced apart from each other. That is, a plurality of heart shapes may be formed to be dispersed in an island shape in the area portion.
Further, in the sixth embodiment described above, the plurality of heart shapes are arranged on a specific line, but the present invention is not limited to this. The plurality of heart shapes may be arranged such that the closest heart shapes are offset from each other in any of the upper, lower, left, and right directions. Since the dust is more reliably attached to the periphery of the marker element of the marker portion, it is possible to avoid a situation in which the marker element of the marker portion floats up poorly.
Further, although not particularly described in the fifth embodiment and the sixth embodiment, the filter structure may be a filter structure obtained by cutting a structure having a size that is equal to that of the air conditioner into a predetermined size, as described in the first embodiment.
Examples
The present invention will be specifically described below with reference to examples. The present embodiment is not limited to the configuration of the example.
I. Filter structure for test
As examples and comparative examples, seven kinds of filter structures were prepared in which the adhesive portions having the patterns shown in fig. 1 were formed on the filter main body made of the nonwoven fabric, and the filter structures had different weights per unit area and different air permeabilities.
Examples 1 to 4 are those in which the air flow rate of the filter body measured by JIS L1096A method (Frazier method) is 1500 to 5000cc/cm2Examples in the range of/sec.
In comparative examples 1 to 3, the ventilation amount was less than 1500cc/cm2Examples of/sec.
The respective dimensions are as follows.
Length of the long side: about 80cm
Length of the short side: about 38cm
Details and results of the test
Using the above seven types of filter structures, filter structures appropriately cut in accordance with the size were mounted on the target models of air conditioners and air purifiers as shown below, and the following tests were performed.
1. Object model
Air conditioner
Product number manufactured by Dajin Industrial Co., Ltd: f22CTES-W
Air purifier
Product No. manufactured by sharp corporation: KI-FX55-W
External dimension (mm): width 392 × depth 265 × height 635
Back face suction port size (mm): width 227 x height 345
2. Content of the experiment
(1) Related air conditioner
Abnormal sound perception test
After the filter structure was mounted on the air conditioner, the operation was started, and it was confirmed by a sensory test whether or not an abnormal sound different from a normal operation sound occurred in a period of about 20 minutes.
(2) Related air purifier
Abnormal sound perception test
After a filter structure cut to a size slightly larger than the rear surface air inlet (width: about 26 cm. times. length: about 38cm) was attached to the rear surface air inlet of the air cleaner so as to completely cover the rear surface air inlet, operation was started, and it was confirmed by a sensory test whether or not an abnormal sound different from a normal operation sound was generated. Further, as in the second embodiment, the filter structure is cut into the long sides of the filter body in accordance with the height of the rear surface air inlet of the air cleaner in the vertical direction.
Cleaning flag confirmation test
After the filter structure was attached to the air cleaner, the operation was started, and it was confirmed whether or not the cleaning flag was turned on. In the target model, when the filter is clogged, the cleaning flag is turned on. When the filter structure is lit, the air permeability of the filter structure is considered to be low.
The results are shown in table 1 below.
[ Table 1]
Figure BDA0003602455680000211
Referring to table 1, in the column of the air conditioner abnormality, the result of the abnormal sound of the air conditioner was regarded as o mark and the result of the abnormal sound was regarded as x mark.
In the column in which the air cleaner is abnormal, the result in which no abnormal sound is observed is indicated by the o mark and the result in which an abnormal sound is observed is indicated by the x mark. In addition, the result of the cleaning flag confirmation test indicating that the cleaning flag is not lit is indicated as "o" mark, and the result of the cleaning flag being lit is indicated as "x" mark.
In the test results, the result that no abnormality occurred in either of the air conditioner and the air cleaner was evaluated as "o", and the result that an abnormality occurred in either of the air conditioner and the air cleaner was evaluated as "x".
Thus, the ventilation amount was set to 1500cc/cm2In examples 1 to 4 having a sec or more, all the evaluations were carried out as "O".
On the other hand, the ventilation amount 1342cc/cm2Comparative example 5/sec, although no abnormality occurred in the air conditioner, the cleaning flag was confirmed by the cleaning flag confirmation test of the air cleanerThe evaluation was performed by x since the light was turned on.
Further, regarding the ventilation amount 865cc/cm2In both comparative examples 6 and 7,/sec, an abnormality occurred in the air conditioner, and also in the cleaning flag confirmation test of the air cleaner.
Industrial applicability of the invention
As described above, the filter structure for an air cleaner and the ventilation structure of an air cleaner having the filter structure according to the present invention are suitable for, for example, being attached to an object and filtering passing air.

Claims (16)

1. A filter structure (1) for filtering a gas passing through a filter structure by attaching a part or the whole of a cut structure to an object, comprising a filter main body (10) and an adhesive part (20),
the filter body (10) has flexibility and is formed in a sheet shape having a rectangular shape in a plan view,
the adhesive part (20) is formed by coating an adhesive on one surface of the filter body,
the adhesive part has a first band-shaped part (21) and a second band-shaped part (22),
the first band-shaped portion (21) extends along an end edge portion on one side of a pair of long sides of the rectangular shape,
the second strip-shaped part (22) extends along the end edge part on the other side of the pair of long sides of the rectangular shape,
the ventilation volume of the filter body is set to be 1500-5000 cc/cm2/sec,
The weight per unit area of the filter body is set to be 30 to 50g/m2
The object to which the filter structure is attached includes at least an air inlet of an air conditioner and an air cleaner,
the method includes the steps of starting operation after the filter structure is mounted on a back suction port of the air conditioner, confirming that no abnormal sound is generated in a test for confirming whether the abnormal sound is different from a normal operation sound, starting operation after the filter structure is mounted on the back suction port of the air purifier in a mode of completely covering the back suction port of the air purifier, and then, not lighting a cleaning mark in a test for confirming whether the cleaning mark is lighted.
2. The filter structure according to claim 1, wherein the adhesive part further comprises a third strip (23) and a fourth strip (24),
the third strip-shaped portion (23) is formed to extend along an imaginary line connecting the centers of a pair of short sides of the rectangular shape to each other on the first strip-shaped portion side of the imaginary line,
the fourth strip portion (24) is formed to extend along the imaginary line on the second strip portion side.
3. The filter structure according to claim 2, wherein the adhesive part further comprises a fifth band-shaped part (25) and a sixth band-shaped part (26),
the fifth band-shaped part (25) is formed apart from the third band-shaped part toward the first band-shaped part,
the sixth band-shaped portion (26) is formed apart from the fourth band-shaped portion toward the second band-shaped portion side.
4. The filter structure according to any one of claims 1 to 3, wherein the adhesive part further comprises cross-belt-shaped parts (31, 35, 36, 83, 84, 85, 86, 93, 94), and the cross-belt-shaped parts (31, 35, 36, 83, 84, 85, 86, 93, 94) form bands that cross the first belt-shaped part and the second belt-shaped part at predetermined intervals in the longitudinal direction and extend from the first belt-shaped part to the second belt-shaped part.
5. The filter construct of claim 4 wherein the intersecting strips intersect at an angle of at least one of 45 ° and 135 ° with respect to the first and second strips.
6. The filter structure according to claim 4, wherein the cross-belt-shaped portion is orthogonal to the first belt-shaped portion and the second belt-shaped portion.
7. The filter construct of any of claims 4 to 6 wherein the adhesive further comprises a logo (32) and a contour (33),
the mark part (32) is overlapped with at least one part of the crossed belt-shaped part, and the adhesive is coated into a mark shape representing the replacement time of the filter structure,
the contour part (33) is provided around the marking part without applying an adhesive.
8. The filter construct of claim 6 wherein the adhesive further comprises a logo (95),
the marking part (95) applies the adhesive in a marking shape which indicates the replacement time of the filter structure body,
the marker is provided on a region part (B81, B82) surrounded by the cross strip and the first and second strips, and is provided so as not to overlap the cross strip and the first and second strips.
9. The filter structure according to claim 8, wherein the marker is composed of a plurality of marker elements,
the marking element is in a size of a range formed by a square or rectangle with one side of 6-15 mm and the other side of 6-15 mm,
in the area portion, the plurality of identification elements are formed to be scattered in an island shape.
10. The filter structure according to claim 9, wherein the plurality of marker elements are provided in a state in which the closest marker elements are shifted from each other in any of the vertical, horizontal, and right directions.
11. The filter structure according to any one of claims 1 to 10, wherein the filter main body is subjected to at least one of antibacterial processing and antiviral processing.
12. The filter structure according to any one of claims 1 to 11, wherein the long side and the short side of the dimension of the filter main body are set to 75 to 85cm and 33 to 43cm, respectively.
13. A filter structure for an air cleaner according to any one of claims 8 to 10 and 12, wherein,
the filter structure for the air purifier is formed by cutting the long side of the filter main body in accordance with the height of the back air inlet (62) of the air purifier in the longitudinal direction.
14. A filter structure for an air cleaner according to any one of claims 8 to 10 and 12, wherein,
the filter structure for an air cleaner is formed by cutting the long side of the filter body in accordance with the width of the back air inlet of the air cleaner in the transverse direction.
15. A ventilation structure of an air cleaner, which is a ventilation structure (70) of an air cleaner, comprising a rear surface air inlet and the filter structure for an air cleaner according to any one of claims 8 to 10, 13, and 14,
the back air inlet is arranged on the back of the air purifier and is set to be 33-55 cm long and 19-38 cm wide,
the filter structure for an air cleaner according to any one of claims 8 to 10, 13, and 14 is attached to the rear air inlet in a position corresponding to the rear air inlet.
16. A ventilation structure (70) of an air purifier is provided with a back air inlet and an air purifier filter structure,
the back air inlet is arranged on the back of the air purifier, is set to be 33-55 cm long and 19-38 cm wide, and is configured in a state that at least a plurality of rectangular openings are vertically and horizontally arranged,
the filter structure for an air cleaner is attached with the long side of the filter main body of the filter structure according to any one of claims 5 and 8 to 10 aligned with the rear surface air inlet.
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