JP2010255290A - Filter body and ventilator having it - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a filter body and a ventilator having it enabling a filter and a filter cover to be easily attached to a body of the ventilator to prevent design quality from being impaired due to the objects to be attached provided in a slit region of the filter cover and prevent amount of ventilation from being reduced. <P>SOLUTION: This filter body is composed of the filter 30 extended over substantially the whole length in the longitudinal direction of a draft passage 20 and the filter cover 31 capable of mounting the filter on an outdoor side face. The filter cover 31 is formed into a long shape extended over substantially the whole length in the longitudinal direction of the draft passage 20, has a fixed part 31c fixed on an indoor side face of the ventilator 10 along the longitudinal direction of upper and lower end parts, and has a slit part 31a forming many slits 31b being long in the vertical direction in the longitudinal direction in the region between the fixed parts. The objects 32 to be attached are provided in a region other than the slits 31b on an outdoor side face of the slit part 31a, and the filter 30 is firmly fixed on the objects 32 to be attached. <P>COPYRIGHT: (C)2011,JPO&amp;INPIT

Description

  The present invention relates to a filter body used when a ventilation path is provided in a fence constituting a sash shoji and a ventilator having the filter body, and in particular, a filter body including a filter cover for pressing and holding a filter from the indoor side and the filter body. It relates to ventilation equipment.

  A shoji screen provided in a sash is known to be able to ventilate indoors and outdoors. For this purpose, one of the saddles that make up the shoji has a ventilation path that extends indoors and outdoors, and a swingable operating plate is provided inside the fence, and the ventilation path is opened and closed by swinging this operating plate. It is configured as a ventilation device.

  A filter for closing the ventilation path is provided on the side of the room facing the operation plate of the ventilation device. The filter is formed of a nonwoven fabric or the like, and prevents the entry of dust, insects, and the like from the outside of the room into the room when the operation plate is opened to open the ventilation path. This filter is fixed to the main body of the ventilator through an attachment member such as a hook-and-loop fastener, and a filter cover having a slit so as to cover the filter is attached so as to constitute the indoor side surface of the ventilator. As such a ventilator, for example, there is one described in Patent Document 1.

JP 2005-264425 A

  In a conventional ventilator, the filter is first attached to the main body of the ventilator in which a plurality of small adherends are provided in the longitudinal direction in advance, and the filter cover is attached to the main body of the ventilator so as to cover the filter in that state. I was trying to install it. However, in the state where the filter is attached to the main body of the ventilator, the filter is fixed to the main body of the ventilator, but the outer peripheral portion is in a free state. When trying to fix, there was a problem that it was difficult to fix.

  In particular, the filter cover is generally fastened and fixed to the main body of the ventilation device in this case, and in this case, the groove portions into which the upper and lower ends of the filter cover can be respectively inserted are provided in the interior of the device main body. It is formed on the surface side. When the filter cover is attached, if the filter is in a deviated state, it is considered that the groove where the filter cover is first inserted is blocked, which makes it difficult to attach the filter cover to the device body. .

  Also, depending on the specifications of the ventilator, the filter may not be provided, but in this case as well, the adherend is attached to the main body of the ventilator, and the adherend is placed inside the main body of the ventilator via the filter cover. There was a problem that it was visible and the designability was impaired. Moreover, since the size of the slit of the filter cover and the slit of the main body of the ventilator were different, there was also a problem that the slit inside the main body could be easily seen through the filter cover when viewed from the indoor side. Furthermore, since the portion where the adherend is provided cannot be ventilated, there is a problem that the ventilation amount is reduced accordingly.

  The present invention has been made in view of the above problems, and the filter and the filter cover can be easily attached to the main body of the ventilation device, and the adherend is provided in the slit region of the filter cover. It aims at providing the filter body which can prevent that quantity becomes small, and a ventilator which has the same.

In order to solve the above problems, a filter body according to the present invention is a filter body that is attached to an indoor side surface of a ventilation device that forms a ventilation path that extends indoors and outdoors in a cage that constitutes a sash shoji.
A filter that covers substantially the entire length in the longitudinal direction of the ventilation path, and a filter cover that can be attached to the outdoor surface;
The filter cover is formed in an elongated shape over substantially the entire length in the longitudinal direction of the ventilation path, and has a fixing portion that is fixed to the indoor side surface of the ventilator along the longitudinal direction of the upper and lower ends. In the region between the parts, it has a slit part in which a large number of slits long in the vertical direction are formed in the longitudinal direction,
On the outdoor side surface of the slit portion, an adherend is provided in a region other than the slit, and the filter is fixed to the adherend.

  The filter body according to the present invention is characterized in that the adherend is made of a hook-and-loop fastener.

  Furthermore, the filter body according to the present invention is characterized in that the adherend has a width in the vertical direction larger than that of the slit and is provided with an opening of substantially the same size corresponding to the slit.

  Furthermore, the filter body according to the present invention is characterized in that the slit portion is arranged on the indoor side with respect to the fixed portion through a step.

And the ventilator according to the present invention is a ventilator formed by forming a ventilation path extending indoors and outdoors in a cage constituting a sash shoji,
An operation plate that can be freely opened and closed is disposed in the ventilation path, and the filter body according to any one of claims 1 to 4 is provided on an indoor side surface facing the operation plate. Yes.

  According to the filter body of the present invention, the filter body includes a filter that extends over substantially the entire length in the longitudinal direction of the ventilation path and a filter cover that can attach the filter to the outdoor side surface. The outdoor side surface of the slit portion is covered with a region other than the slit. Since the attachment body is provided and the filter is fixed to the adherend, it is only necessary to attach the filter body having the filter fixed to the filter cover in advance to the apparatus main body. In addition, since the adherend does not block the slit, the opening area can be increased and the ventilation amount can be increased. Moreover, even if it is a case where a filter is not provided by a specification, a to-be-adhered body can be made not to be seen inside a filter cover, and the design property can also be made favorable.

  Moreover, according to the filter body which concerns on this invention, a to-be-adhered body consists of a hook-and-loop fastener, Therefore A filter can be easily attached or detached with respect to a filter cover.

  Further, according to the filter body according to the present invention, the adherend has a width in the vertical direction larger than that of the slit, and has an opening of substantially the same size corresponding to the slit, so that the adherend overlaps with the slit. It is possible to ensure a sufficient area for fixing the filter while avoiding this.

  Furthermore, according to the filter body according to the present invention, the filter can be easily positioned and fixed in the region of the slit portion by disposing the slit portion on the indoor side from the fixing portion via the step.

It is the front view seen from the indoor side of the sash in this embodiment. It is a longitudinal cross-sectional view of a ventilation apparatus. It is a disassembled perspective view of an apparatus main body and a filter body. It is a rear view of a filter cover. It is a conceptual perspective view of the press apparatus which forms a slit in a filter cover.

  Embodiments of the present invention will be described in detail with reference to the drawings. In this embodiment, a sash having a ventilation device to which a filter body is attached will be described. In FIG. 1, the front view seen from the indoor side of the sash in this embodiment is shown. As shown in this figure, the sash according to the present embodiment is configured by placing two shojis 2 in a sliding manner in a frame 1 that is framed in a square shape.

  The shoji 2 is configured by housing a panel body 4 made of a glass plate in a casing 3 assembled in a square shape. A ventilator 10 provided with a ventilation path 20 that allows communication between the interior and the exterior is used for the cage that constitutes the upper side of the cabinet 3. In addition, a lower rod 11 is provided on the lower side of the housing 3 and a vertical rod 12 is provided on the vertical side.

  In the ventilator 10, a filter body 24 having a large number of slits 31 b constituting the ventilation path 20 and an operation unit 26 for switching the open / close state of the ventilation path 20 are exposed on the side surface of the room. Hereinafter, the configuration of the ventilation device 10 will be described in more detail. In FIG. 2, the longitudinal cross-sectional view of the ventilation apparatus 10 is shown.

  As shown in FIG. 2, the ventilation device 10 has a device main body 21 formed in a generally bowl shape. The device main body 21 is formed with the above-described ventilation path 20 communicating with the interior and the exterior, and the ventilation path 20. A filter body 24 having a filter 30 is provided on the indoor side surface of the apparatus main body 21 which is the indoor side end of the apparatus.

  The apparatus main body 21 includes two members: an indoor member 22 disposed on the indoor side and an outdoor member 23 slidably engaged with the indoor member 22 and disposed on the outdoor side. In a state where these two members are assembled, the ventilation path 20 is configured at the center of the apparatus main body 21.

  The indoor member 22 of the apparatus main body 21 includes a metal portion 22a that is slidably engaged with the outdoor member 23, and a resin portion 22b that is disposed on the indoor side of the metal portion 22a. Thereby, the heat insulation of the ventilation apparatus 10 and the improvement of the designability are aimed at.

  The indoor member 22 constituting the indoor side surface of the hollow portion 27 is formed with a substantially identical indoor side slit 27 a communicating with the slit 31 b of the filter body 24. The indoor slit 27a is formed at the same position in the direction of finding so as to penetrate the metal portion 22a and the resin portion 22b of the indoor member 22. An outdoor slit 27 b is also formed in the outdoor member 23 constituting the outdoor side surface of the hollow portion 27.

  In this way, the ventilation over the ventilation device 10 indoors and outdoors by the slit 31 b of the filter body 24, the indoor side slit 27 a of the indoor member 22, the hollow portion 27, and the outdoor side slit 27 b of the outdoor member 23 in this order from the indoor side. A path 20 is configured.

  An operating plate 28 is provided at the indoor side end of the hollow portion 27 so as to be swingable in the indoor and outdoor directions around the upper end. The actuating plate 28 is formed in a long shape along the longitudinal direction of the apparatus main body 21, and is slidable in the longitudinal direction of the apparatus main body 21 in conjunction with the operation unit 26. Rocks.

  In the state indicated by the solid line in FIG. 2, the operation plate 28 closes the indoor slit 27 a of the ventilation path 20. On the other hand, in the state indicated by the broken line in FIG. 2, the operation plate 28 opens the ventilation path 20. In this way, the operating plate 28 swings in and out of the room, so that the ventilation path 20 can be switched between an open state and a closed state.

  A shaft portion 27c that swingably holds the operating plate 28 is formed in the metal portion 22a of the indoor member 22 that constitutes the indoor-side upper end portion of the hollow portion 27. The upper end portion serving as the oscillation center of the actuating plate 28 is a shaft portion 28a having a substantially circular cross section. Correspondingly, the support shaft portion 27c has a substantially inverted U-shaped cross section for holding the shaft portion 28a. It is formed as follows.

  The support shaft portion 27c is open downward and is inclined so that the opening direction is closer to the outdoor side than vertically below. As a result, the swing range can be set so that the operating plate 28 held by the support shaft portion 27c is largely opened to the outdoor side.

  The filter body 24 attached to the indoor side surface of the indoor member 22 includes a filter 30 made of nonwoven fabric, and a filter cover 31 that holds the filter 30 and has the slits 31b described above. FIG. 3 shows an exploded perspective view of the apparatus main body 21 and the filter body 24.

  As shown in FIG. 3, the filter body 24 is formed in a long shape along the longitudinal direction of the apparatus main body 21, and the filter cover 31 includes a slit portion 31a having a large number of slits 31b and upper and lower portions of the slit portion 31a. And a fixing portion 31c formed with a step.

  In the indoor member 22 of the apparatus main body 21, a filter housing portion 22c capable of housing the filter body 24 on the side surface of the room is formed in a concave shape along the longitudinal direction. A groove 22d is formed. As shown in FIG. 2, the upper and lower fixing portions 31 c of the filter cover 31 are inserted and engaged with the engaging groove portions 22 d formed in the indoor member 22.

  In addition, the slit portion 31a is disposed so as to be closer to the indoor side through a step with respect to the fixed portion 31c, and has a protruding piece 31d that protrudes toward the outdoor side at the fixed portion 31c side portion of the step. The slit portion 31a is formed in a concave shape toward the outdoor side. The filter 30 can be easily positioned and fixed by arranging and fixing the filter 30 in the concave portion.

  As described above, the filter body 24 is configured by attaching the filter 30 to the outdoor surface side of the filter cover 31, and the filter body 24 is fixed to the apparatus main body 21 by the fixing portion 31c. The attachment work of the filter 30 and the filter cover 31 can be facilitated.

  As shown in FIG. 3, in the apparatus main body 21, the indoor slits 27 a formed in the metal part 22 a and the resin part 22 b of the indoor member 22 and the slits 31 b of the filter cover 31 have substantially the same shape and pitch. It is formed to have. Thereby, when the ventilator 10 is viewed from the indoor side, the slits are aligned in a straight line in the indoor / outdoor direction, and the design can be improved.

  FIG. 4 shows a rear view of the filter cover 31. As shown in this figure, the slit portion 31a of the filter cover 31 is provided with small pieces of adherends 32 at a plurality of locations in the longitudinal direction. The adherend 32 is a hook-and-loop fastener in which a number of elastic locking pieces (not shown) are formed in a raised shape on the surface, and is fixed by bringing the filter 30 made of non-woven fabric into contact with the surface. It can be done.

  The adherend 32 occupies other regions so as not to block the slit 31b in the slit portion 31a. The vertical width of the adherend 32 is larger than the vertical width of the slit 31b, and the horizontal width of the adherend 32 has a width extending over the plurality of slits 31b, and is approximately the same size corresponding to each slit 31b. The opening 32a is provided.

  By forming the adherend 32 in this manner, the adherend 32 does not block the slit 31b of the filter cover 31, and the opening area of the filter cover 31 can be increased to increase the ventilation rate. Further, when the filter 30 is not provided according to the specification of the ventilation device 10, the adherend 32 is not seen from the indoor side through the slit 31b, so that the design can be improved.

  Further, since the filter cover 31 is formed so that the shape of the slit portion 31a to which the filter 30 is fixed is concave toward the outdoor side, the filter 30 is placed in the concave region of the slit portion 31a, and the filter 30 Since the upper and lower end surfaces can be securely held, the filter body 24 can be easily attached to the apparatus main body 21.

  The filter cover 31 having such an adherend 32 can form the slit 31b and the opening 32a collectively by pressing. In FIG. 5, the conceptual perspective view of the press apparatus which forms the slit 31b in the filter cover 31 is shown. The press device includes a pedestal 40 on which the filter cover 31 is placed and a press member 41 that forms a slit 31 b in the filter cover 31.

  A plurality of holes 42 into which the press member 41 penetrating the filter cover 31 enters are formed in the base 40 corresponding to the positions where the slits 31b are formed. Further, the periphery of the region where the hole 42 is formed is formed as a concave portion 43 that is recessed from the upper surface of the pedestal 40. In the concave portion 43, the hole portion 42 is formed in a protruding shape so that the edge portion is substantially the same height as the upper surface of the pedestal 40.

  The press member 41 includes a plurality of slit forming portions 44 corresponding to the size and pitch of the slits 31b, presses the filter cover 31 placed on the upper surface of the pedestal 40, and penetrates the slits 31b. Form.

  At this time, a planar adherend 32 that does not have the opening portion 32a is attached in advance to the filter cover 31 placed on the pedestal 40. Further, the surface to which the adherend 32 is attached is placed toward the base 40 side. As described above, the concave portion 43 is formed around the hole portion 42 on the upper surface of the pedestal 40, and the adherend 32 at the pressed position does not contact the upper surface of the pedestal 40.

  By performing press working with the pressing member 41 in this state, the slit 31b can be formed in the filter cover 31, and the opening 32a having substantially the same shape as the slit 31b can be simultaneously formed in the adherend 32. Further, since the concave portion 43 is formed on the pedestal 40, the adherend 32 does not come into contact with the upper surface of the pedestal 40 at the portion to be pressed, so that the surface formed on the surface of the adherend 32 is raised. About a stop piece, the deterioration by pressing with strong force at the time of a press can be prevented.

  Although the embodiment of the present invention has been described above, the application of the present invention is not limited to this embodiment, and can be applied in various ways within the scope of its technical idea. For example, in this embodiment, a hook-and-loop fastener is used as the adherend 32. However, any means such as a double-sided tape may be used as long as the filter 30 can be bonded to the surface. An adhesive may be used as the adherend 32.

  Moreover, in this embodiment, although the upper eaves which comprise the housing 3 are comprised as it is as the ventilator 10, the ventilator 10 may be provided so that it may be arranged in parallel under the upper eaves. In this case, the upper side and the ventilation device 10 constitute the upper side of the housing 3.

DESCRIPTION OF SYMBOLS 1 Frame body 2 Shoji 3 Frame 4 Panel body 10 Ventilation apparatus 20 Ventilation path 21 Apparatus main body 22 Indoor member 22a Metal part 22b Resin part 22c Filter accommodating part 22d Engaging groove part 23 Outdoor member 24 Filter body 26 Operation part 27 Hollow part 27a Indoor side slit 27b Outdoor side slit 27c Support shaft part 28 Actuating plate 28a Shaft part 30 Filter 31 Filter cover 31a Slit part 31b Slit 31c Fixed part 31d Projection piece 32 Adhering body 32a Opening part

Claims (5)

A filter body attached to an indoor side surface of a ventilator that forms a ventilation path extending indoors and outdoors in a cage that constitutes a sash shoji,
A filter that covers substantially the entire length in the longitudinal direction of the ventilation path, and a filter cover that can be attached to the outdoor surface;
The filter cover is formed in an elongated shape over substantially the entire length in the longitudinal direction of the ventilation path, and has a fixing portion that is fixed to the indoor side surface of the ventilator along the longitudinal direction of the upper and lower ends. In the region between the parts, it has a slit part in which a large number of slits long in the vertical direction are formed in the longitudinal direction,
A filter body, wherein an adherend is provided in a region other than the slit on an outer surface of the slit portion, and the filter is fixed to the adherend.   The filter body according to claim 1, wherein the adherend is made of a hook-and-loop fastener.   3. The filter body according to claim 1, wherein the adherend has a width in the vertical direction larger than that of the slit and includes an opening having substantially the same size corresponding to the slit.   The filter body according to any one of claims 1 to 3, wherein the slit portion is disposed on the indoor side of the fixing portion via a step. A ventilation device that forms a ventilation path across the room in the cage that constitutes the sash shoji,
A ventilator comprising: an operating plate that can be freely opened and closed in the ventilation path; and the filter body according to any one of claims 1 to 4 provided on an indoor side surface facing the operating plate. .

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