JP2512412Y2 - A filter support for a sheet filter attached to a ventilation fan - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a filter support for a sheet filter mounted on a ventilation fan.

[0002]

2. Description of the Related Art A wide variety of ventilation fans have hitherto been on the market. Since dirt such as oil adheres to the ventilating fan, a sheet-like filter according to the type and size of the ventilating fan is attached and used in order to save the trouble of cleaning.

[0003]

However, in the conventional sheet-shaped filter described above, when purchasing or replacing it,
It was very troublesome to specify the sheet filter according to the type and size of the ventilation fan. In addition, the supplier of the sheet filter must manufacture and supply a filter support according to various sizes of ventilation fans supplied to the market, which is very uneconomical in terms of manufacturing cost. was there. The present invention has been made in view of such circumstances, and can be installed regardless of the type and size of the ventilation fan, has a small number of parts, can be manufactured at low cost, and is a ventilation fan in which the sheet filter can be easily attached and detached. An object of the present invention is to provide a filter support for a sheet filter to be mounted.

[0004]

Means for Solving the Problems A plurality of filter support members of a sheet filter attached to a ventilation fan for the above purpose are attached around the intake side of the ventilation fan and cover the intake port of the ventilation fan. A filter support tool for supporting the periphery of a filter, wherein an attachment means for fixing the main body portion to the intake side of the ventilation fan is provided inside the base portion of an elastic plate-like main body portion, and the tip portion of the main body portion is provided. Is provided with a suction-preventing supporting portion that projects outward from the intake side of the ventilation fan and supports the periphery of the sheet-like filter, and further, at least the end of the sheet-like filter is fixed to the outside of the base of the main body. A mounting means is provided and configured. Here, it is preferable that an adhesive material such as glue is used for the attachment means. The mounting means only needs to be able to fix the sheet filter to the filter support, and it is preferable to use, for example, a claw for fixing the sheet filter, a surface fastener or a magnet. Further, the present invention also includes a case where a plurality of filter support tools are connected by a connecting piece.

[0005]

According to the filter support of the sheet filter to be mounted on the ventilation fan according to the first aspect of the present invention, in the state where the suction preventing support portion of the tip portion of the main body portion is projected to the periphery of the intake side of the ventilation fan, A plurality of main bodies are fixed to a predetermined portion on the intake side of the ventilation fan by the mounting means. Then, a sheet-shaped filter having an appropriate size is put on the main body. Then, the sheet-like filter is fixed to the main body using the mounting means. When the ventilating fan is used, the suction preventing support portion projects outward toward the intake side of the ventilating fan and supports the periphery of the sheet filter, so that it does not get caught in the ventilating fan. Further, the sheet filter can be easily attached and detached by using the attaching means, and only the dirty filter should be discarded.

[0006]

Embodiments of the present invention will now be described with reference to the accompanying drawings to provide an understanding of the present invention. FIG. 1 is an exploded perspective view illustrating a usage state of a filter support member of a sheet filter attached to a ventilation fan according to a first embodiment of the present invention, FIG. 2 is an outer perspective view of the filter support device, and FIG. Is a perspective view of the inside of the filter support, FIG. 4 is a side view of the filter support with the claws raised, and FIG. 5 is a cross-section of the filter support with a sheet filter attached to a ventilation fan. It is a figure. As shown in FIG. 1, a filter supporting member 10 of a sheet filter mounted on a ventilation fan according to a first embodiment of the present invention has a base portion on a side surface of a cover case 12 as an example of an intake portion of a ventilation fan 11. Non-woven fabric 1 which is fixed and is an example of a sheet filter on it
3 is a support for a sheet-like filter which is used by covering the nonwoven fabric 13 with the nonwoven fabric 13 fixed to the base thereof. The filter support 10 is made of a synthetic resin material such as vinyl chloride or polypropylene and has a plate-shaped main body 13a. At the tip of the main body 13a, a suction preventing support 14 having rounded corners for supporting the non-woven fabric 13 is formed, and at the inside of the base of the main body 13a, a sticking portion 15 which is an example of an attaching means.
Is provided, and further, three folding claws 17, 1 which are an example of a mounting means surrounded by the space 16 are provided at the base of the main body 13a.
8 and 19 are formed. Adhesive 20, which is an example of an adhesive, is attached to the attaching portion 15, and the filter support 10
Can be fixed to the side surface of the cover case 12. Further, as shown in FIG. 4, the folding claws 17, 18, and 19 are formed in a triangular shape so that the base portion can be bent to be raised outside the filter support device 10.

The method of using the filter support 10 is shown in FIG.
As shown in FIG. 1, first, the folding claws 17, 18, and 19 are raised, and the suction preventing support portion 14 is attached to the corner side surface of the cover case 12 in a state of protruding toward the intake side of the cover case 12 of the ventilation fan 11. The portion 15 is attached and fixed.
In this embodiment, eight filter support members 10 are fixed to the cover case 12. Then, the non-woven fabric 13 is covered over the cover case 12, and as shown in FIGS. 3 and 5, the ends of the non-woven fabric 13 are passed through the folding claws 17, 18, and 19 to fix the filter support tool 10 to the cover case 12. . When the ventilation fan 11 is actuated, the front surface of the nonwoven fabric 13 is bent in the intake direction by intake air, but the suction prevention support portion 14 projects outside the cover case 12 and the front surface of the nonwoven fabric 13 is separated from the ventilation fan 11. Since the ventilation fan 11 does not involve the non-woven fabric 13, it is supported. In this embodiment, all the folding claws 17, 18, and 19 are raised and used, but all the folding claws 17, 18, and 19 are not necessarily used.
It is not necessary to cause one, and one or two may be caused to be used.

Next, a filter support for a sheet-like filter mounted on a ventilation fan according to a second embodiment of the present invention will be described. FIG. 6 is a perspective view of a filter support of a sheet filter mounted on a ventilation fan according to a second embodiment of the present invention. The filter support 21 is made of a synthetic resin material such as vinyl chloride or polypropylene.
Three folding claws 17 provided on the plate-shaped main body 13a shown in FIG.
18 and 19 are the main body portion 24a provided with the folding claws 23 and 24 having the space portion 22, and other configurations are the same as those of the filter support tool 10. The same components as those of the filter support 10 shown in FIG. 2 are designated by the same reference numerals and the description thereof is omitted. The method of using the filter support 21 is the same as that of the filter support 10 shown in FIG. 2, but the folding claws 23, 2 that penetrate the nonwoven fabric 13 shown in FIG.
Since 4 is 2, the resistance to penetration is low and the nonwoven fabric 13
Can be easily fixed to the ventilation fan 11.

Next, a filter support for a sheet filter attached to a ventilation fan according to a third embodiment of the present invention will be described. FIG. 7 is a perspective view of a filter support member of a sheet filter attached to a ventilation fan according to a third embodiment of the present invention. The filter support 25 is made of a synthetic resin material such as vinyl chloride or polypropylene, and
The folding claws 17 and 18 provided in the filter support 10 shown in FIG.
Although the three folding claws 26, 27 and 28 are provided as in the case of 19, each of the individual folding claws 26, 27 and 28 is provided with a space 29, 30, 31 respectively, and further, the arrangement thereof. The body 28a is provided at different positions. And the folding nail 2
6, 27 and 28 are designed to be urged toward the inner side of the main body portion 28a when activating. Other configurations are similar to those of the filter support tool 10 shown in FIG. 2, and therefore, the same reference numerals are given and the description thereof is omitted. For how to use the filter support 25, see the folding claws 26, 2
The description is omitted because the usage is the same as that of the filter supporting tool 10 shown in FIG. 2 except that 7 and 28 are raised inside the main body 28a.

Next, a filter support for a sheet filter mounted on a ventilation fan according to a fourth embodiment of the present invention will be described. FIG. 8 is a perspective view of a filter support member of a sheet filter attached to a ventilation fan according to a fourth embodiment of the present invention. The filter support 32 is made of a synthetic resin material such as vinyl chloride or polypropylene, and
The intermediate portion of the main body portion 13a of the filter support 10 shown in FIG. 2 is formed thin, and the suction prevention support portion 14 is used as a laterally spread suction prevention support portion 33, and the suction prevention support portion 33 is provided in the main body portion 33a. Is provided.
The folding claws 17, 18, 19 and the attachment portion 15 have the same structure as that of the filter support tool 10, and are denoted by the same reference numerals and the description thereof will be omitted. The method of using the filter support tool 32 is the same as that of the filter support tool 10 shown in FIG. 2, but since the suction prevention support part 33 is laterally expanded, it is located at a position slightly away from the corner of the cover case 12 shown in FIG. The adhesive portion 15 is fixed to. The filter support 32 includes a suction prevention support 33.
Since it has a laterally expanded shape and has a wide area for supporting the nonwoven fabric 13, the degree of bending can be reduced.

Next, a filter supporting member for a sheet filter mounted on a ventilation fan according to a fifth embodiment of the present invention will be described. FIG. 9 is a perspective view of a filter support of a sheet filter attached to a ventilation fan according to a fifth embodiment of the present invention, and FIG. 10 is a partial cross-sectional view of the filter support having a nonwoven fabric fixed to the filter support. . As shown in FIG. 9, the filter support 34 has a main body 36 formed of a synthetic resin material such as vinyl chloride or polypropylene and having a cap holder 35, which is an example of a mounting means, provided at the bottom. The main body 36 is composed of a long plate having rounded corners, a suction-preventing support 37 for supporting the nonwoven fabric 13 shown in FIG. 1 is provided at the tip thereof, and glue is provided inside the base. A glued adhesive portion 38, which is an example of an attachment means, is provided. The cap holder portion 35 is provided outside the main body portion 36, and includes a columnar body 39 and a cap 40. The columnar body 39 is integrally provided outside the main body portion 36.
The cap 40 covering the columnar body 39 includes a hollow body portion 41 having an opening, and a knob 42 at the top. The filter support tool 34 is used by fixing the attaching part 38 to the cover case 12 as in the filter support tool 10 shown in FIG. 1, but the method of fixing the non-woven fabric 13 is different, and as shown in FIG. The nonwoven fabric 1 is attached to the main body 36 fixed to the case 12.
3 is covered, the cap 40 is covered over the non-woven fabric 13, and the non-woven fabric 13 is sandwiched and fixed between the columnar body 39 and the cap 40 for use. Since the filter support 34 uses the cap 40 and the columnar body 39 as a mounting means, the non-woven fabric 13 can be more securely fixed to the cover case 12.

Next, a filter supporting member for a sheet filter mounted on a ventilation fan according to a sixth embodiment of the present invention will be described. FIG. 11 is a perspective view of a filter support of a sheet filter attached to a ventilation fan according to a sixth embodiment of the present invention, and FIG. 12 is a sectional view of the filter support having a nonwoven fabric fixed to the filter support. As shown in FIG. 11, the filter support 43 includes a long plate-shaped main body 44 made of iron and a magnet 45 having a rectangular surface as an example of mounting means.
The main body 44 is provided with a suction preventing support 46 having a rounded tip, a sticking part 47 which is an example of a mounting means is provided inside the base, and a magnetic sticking part 48 is provided outside the base. It is equipped. As for the method of using the filter support tool 43, a plurality of main body sections 44 are fixed to the side surface of the cover case 12 via the attachment section 47, similarly to the filter support tool 10 shown in FIG.
Then, as shown in FIG.
The non-woven fabric 1 is covered with the non-woven fabric 13 shown in FIG.
The magnet 45 is attached from above 3 and the non-woven fabric 13 is fixed to the cover case 12.

Next, a filter supporting member for a sheet-like filter which is mounted on a ventilation fan according to a seventh embodiment of the present invention will be described. FIG. 13 is a perspective view of a filter support of a sheet filter attached to a ventilation fan according to a seventh embodiment of the present invention, and FIG. 14 is a sectional view of the filter support having a nonwoven fabric fixed to the filter support. As shown in FIG. 13, the filter support tool 49 does not have the folding claws 17, 18, and 19 provided on the outer side of the base of the filter support tool 10 shown in FIG. A body portion 49a formed of a synthetic resin material such as polypropylene is provided. The planar fastener 50 is formed by implanting a large number of hook-shaped hooks on a sheet, and the back surface thereof is fixed to the base of the main body 49a by adhesion so that the non-woven fabric 13 can be hooked by the hooks.
2 except that the planar fastener 50 is provided as the mounting means.
Since the filter support 10 has the same configuration as that shown in FIG. As shown in FIG. 14, the method of using the filter support tool 49 is to fix the filter support tool 49 to the side surface of the cover case 12 using the attaching portion 15 as in the filter support tool 10 shown in FIG. Then, the cover case 12 is covered with the non-woven fabric 13, and the non-woven fabric 13 is hooked and fixed to the planar fastener 50.

Next, a filter support for a sheet-like filter mounted on a ventilation fan according to an eighth embodiment of the present invention will be described. FIG. 15 is a front view of a filter support of a sheet filter attached to a ventilation fan according to an eighth embodiment of the present invention, and FIG. 16 is a perspective view of the filter support attached to a cover case of the ventilation fan. As shown in FIGS. 15 and 16, a filter support 51 for a sheet-like filter mounted on a ventilation fan according to an eighth embodiment of the present invention has two filter supports 10 shown in FIG. The lower part is connected with a connecting piece to integrally form a synthetic resin material such as vinyl chloride or polypropylene. The configuration of the filter support tool 51 will be described in detail below. The filter support tool 51 includes a left and right first main body portion 52 and a second main body portion 5
3, and the first and second main body portions 52, 53 are integrally connected by a connecting piece 55 having a fold 54 at the center of the lower portion. The first main body 52 has a first portion at the front end.
A suction preventing support portion 56 is provided, and a second suction preventing support portion 57 is provided at the tip of the second main body portion 53. Further, a sticking portion 58 is provided on the lower portion of the first and second body portions 52 and 53 and the connecting piece 55. The folding claw 6 formed in the space 59 under the first body 52
0, 61, 62 are provided, and a space portion 63 and folding claws 64, 65, 66 are provided in the lower portion of the second main body portion 53 similarly to the first main body portion 52. Reference numeral 12 is a cover case of the ventilation fan 11.

The method of using the filter support tool 51 is shown in FIG.
First, the folding claws 60 to 62 and 64 to 66 are raised by using the spaces 59 and 63, as shown in FIG. Next, the position of the fold 54 of the connecting piece 55 is changed to the cover case 1 of the ventilation fan 11.
The filter support 51 is fixed to the corners of the cover case 12 with the corners of the cover case 12 as the center, and the attachment portions 58. The filter support tool 51 is similarly fixed to the other corners of the cover case 12. Then, the nonwoven fabric 13 shown in FIG.
The end portions of the cover case are pulled and covered so that the first and second suction preventing support portions 56 and 57 are bent inward, and the end portions of the nonwoven fabric 13 are penetrated by the folding claws 60 to 62 and 64 to 66. And fix it to the filter support 51. The non-woven fabric 13 is made up of the first and second suction-preventing support portions 56, 5
It is urged to the outside by 7 and is not caught even when the ventilation fan 11 is operated.

The filter holders 10, 21, 25, 32, 49 and 51 according to the first to fourth, seventh and eighth embodiments are mainly made of synthetic resin such as vinyl chloride or polypropylene, but are made of iron material. Alternatively, another metal material may be used. Filter support 1 according to the first to eighth embodiments
0, 21, 25, 32, 34, 43, 49, 51 suction prevention support portions 14, 33, 37, 46, 56, 57
The shape of is not limited to the shape used in the above embodiment as long as it can support the periphery of the nonwoven fabric 13 at a position apart from the cover case 12 so as not to be caught in the operating ventilation fan 11. Further, the filter support tools 10, 21, 25, 32, 34, 4 according to the first to eighth embodiments.
Various types of mounting means are disclosed in 3, 49, and 51, but a pin may be used as the mounting means of the filter support, and the nonwoven fabric 13 may be fixed to the ventilation fan by the pin. In this case, it is preferable to attach styrofoam or the like to the base portion of the filter support so that the pin is easily pierced. In the sixth embodiment, the magnet 45
Is formed in a rectangular plate shape, the magnet 45 and the main body 44
It suffices that the non-woven fabric 13 be sandwiched and fixed by magnetic force between the two, and the shape thereof can be another shape such as a disc shape or a column shape. In the first to seventh embodiments, the filter support 1 fixed to the cover case 12
The number of 0, 21, 25, 32, 34, 43, 49 is preferably eight, but it is of course possible to use nine or more, and it is also possible to make seven or less.

Filter support 1 according to Examples 1 and 4
Three folding claws 17, 18, 1 as a means for mounting 0, 32
9 and the three folding claws 26, 27, and 28 are used as the mounting means of the filter support 25 according to the third embodiment, one or two folding claws may be used, and four or more folding claws may be provided. You may do it. In addition, in the filter support 21 according to the second embodiment, two folding claws 2 are used as mounting means.
Although 3 and 24 are used, one or three or more folding claws may be provided. The folding claws 17, 18, and 19 of the filter support tools 10 and 32 according to the first and fourth embodiments are raised toward the outer end of the filter support tools 10 and 32 in the end direction, but the arrangement position is changed. Then filter support 1
It may be caused on the inside of the surface of 0, 32.
Further, the folding claws 23 and 24 of the filter support 21 according to the second embodiment are raised outside the filter support 21 toward the end, but the position of the arrangement is changed to change the filter support 21. It may be caused on the inner side of the surface. In the filter support tool 25 according to the third embodiment, the folding claws 26, 27, 28 are arranged so as to be caused on the inner side of the surface of the main body portion 28a, but the arrangement position is changed to the outside of the main body portion 28a. You may make it raise toward the edge part direction. Although glue is used for the attaching portions 15, 38, 47, 58, other types of adhesives may be used.

[0018]

According to the filter support of the sheet filter mounted on the ventilation fan according to the first aspect of the present invention, a suction preventing support is provided at the tip of the main body of the filter support arranged around the intake side of the ventilation fan. However, since the mounting means is provided on the inner side of the base and the mounting means is provided on at least the outer side of the base, it is possible to fix the sheet filter regardless of the type and size of the ventilation fan, and further, the sheet shape. When replacing the filter, it is only necessary to discard the dirty sheet filter and it is economical. Also, if the sheet-like filter is attached with the suction-preventing support portion slightly bent inward, the sheet-like filter can be kept in a tensioned state by the restoring force of the suction-preventing support portion.
Do not get caught in the rotary vanes of the ventilation fan. And
Since the filter support has a small number of parts, it can be manufactured at low cost. Further, if the filter support is fixed to the ventilation fan, the attachment means can be used to easily attach and detach the sheet filter.

[Brief description of drawings]

FIG. 1 is an exploded perspective view illustrating a use state of a filter support member of a sheet filter attached to a ventilation fan according to a first embodiment of the present invention.

FIG. 2 is a perspective view of the outside of the filter support tool.

FIG. 3 is a perspective view of the inside of the filter support tool.

FIG. 4 is a side view showing a state in which a claw of the filter support tool is raised.

FIG. 5 is a cross-sectional view showing a state in which a sheet filter is attached to a ventilation fan using the filter support tool.

FIG. 6 is a perspective view of a filter support member of a sheet filter attached to a ventilation fan according to a second embodiment of the present invention.

FIG. 7 is a perspective view of a filter support of a sheet filter attached to a ventilation fan according to a third embodiment of the present invention.

FIG. 8 is a perspective view of a filter support of a sheet filter attached to a ventilation fan according to a fourth embodiment of the present invention.

FIG. 9 is a perspective view of a filter support of a sheet filter attached to a ventilation fan according to a fifth embodiment of the present invention.

FIG. 10 is a partial cross-sectional view of the same filter support in which a nonwoven fabric is fixed to the filter support.

FIG. 11 is a perspective view of a filter support of a sheet filter mounted on a ventilation fan according to a sixth embodiment of the present invention.

FIG. 12 is a cross-sectional view of the same filter support in which a nonwoven fabric is fixed to the filter support.

FIG. 13 is a perspective view of a filter support of a sheet filter mounted on a ventilation fan according to a seventh embodiment of the present invention.

FIG. 14 is a cross-sectional view of the same filter support in which a nonwoven fabric is fixed to the filter support.

FIG. 15 is a front view of a filter support of a sheet filter attached to a ventilation fan according to an eighth embodiment of the present invention.

FIG. 16 is a perspective view of a filter support attached to a cover case of a ventilation fan.

[Explanation of symbols]

10 Filter Support Tool 11 Ventilation Fan 12 Cover Case 13 Nonwoven Fabric 13a Main Body Section 14 Suction Prevention Support Section 15 Adhesive Section 16 Space Section 17 Folding Claw 18 Folding Claw 19 Folding Claw 20 Paste 21 Filter Support 22 Space Section 23 Folding Claw 24 Fold Claw 24a Main body 25 Filter support 26 Folding claw 27 Folding claw 28 Folding claw 28a Main body 29 Space part 30 Space part 31 Space part 32 Filter support tool 33 Suction prevention support part 33a Main body part 34 Filter support tool 35 Cap holder part 36 Main Body 37 Suction Prevention Support 38 Adhesion 39 Columnar 40 Cap 41 Body 42 Pick 43 Filter Support 44 Main Body 45 Magnet 46 Suction Prevention Support 47 Adhesion 48 Magnetic Attachment 49 Filter Support 49a Main body 50 Flat fastener 5 Filter support tool 52 First main body section 53 Second main body section 54 Fold line 55 Connecting piece 56 First suction prevention support section 57 Second suction prevention support section 58 Sticking section 59 Space section 60 Folding claw 61 Folding claw 62 Folding claw 63 Space part 64 Folding claw 65 Folding claw 66 Folding claw

Claims (1)

(57) [Scope of utility model registration request] 1. A filter supporting tool, which is provided in plural around the intake side of a ventilation fan and supports the periphery of a sheet-like filter covering the intake port of the ventilation fan, comprising: a plate-shaped main body having elasticity. A mounting means for fixing the main body portion to the intake side of the ventilation fan is provided inside the base portion, and a suction portion that projects outward from the intake side of the ventilation fan and supports the periphery of the sheet-shaped filter is provided at a tip portion of the main body portion. A filter for a sheet filter attached to a ventilation fan, characterized in that a prevention support portion is provided, and at least a mounting means for fixing an end portion of the sheet filter is provided outside the base portion of the main body portion. Support.