JP4101775B2 - Ventilator filter mounting structure - Google Patents

Description

  The present invention relates to a filter attachment structure for a ventilator that can easily attach a filter for removing dust and the like contained in air flowing into a room to the apparatus main body.

  Conventionally, there is a ventilator as one of the ventilators. In this ventilation rod, a large number of ventilation openings are provided in the rod main body (device main body). Each ventilation opening opens to the surface of the bag body facing the room, and the opening is covered with a filter provided in the bag body. In order to clean the air flowing into the room from the ventilation port, dust and the like contained in the air are removed by a filter.

  In order to prevent a decrease in ventilation efficiency due to clogging, the filter of the ventilation tub needs to be replaced or cleaned at a relatively short interval. Therefore, it is desired to attach the filter so that it can be easily attached to and detached from the bag main body.

  In order to meet such a demand, in the thing of the following patent document 1, while providing a mounting member on the surface which faces the interior of a bag main body, on the other hand, it opposes the filter main body of the filter support member to which the filter was detachably attached. A notch is formed on the back surface. The attachment member is detachably engaged with the notch, so that the filter support member is detachably attached to the heel body, thereby attaching the filter to the heel body detachably.

Japanese Patent Laid-Open No. 11-223077

  In the mounting structure described in Patent Document 1, the filter support member attached to the heel main body is rattled unless the shape and dimensions of the mounting member and the notch are accurately matched. In addition, a plurality of attachment members and notches are usually formed. However, unless the distance between the attachment members and the notches is exactly the same, the attachment portions cannot be engaged with the notches. Therefore, there is a problem that the mounting member and the notch portion need to have a high shape and dimensional accuracy, which increases the manufacturing cost. Further, it is difficult to align the notch with the mounting member, and there is a problem that it is relatively difficult to mount the filter support member to the heel body.

The present invention has been made to solve the above problems, and (a) a surface that extends horizontally in the left and right direction and that has a large number of ventilation openings arranged in the longitudinal direction and that faces the room, and faces the room. A device main body formed with an upper engagement groove and a lower engagement groove respectively above and below the ventilation port, and (a) extending in the longitudinal direction of the device main body and detachably attached to the device main body, A filter that shields the ventilation opening; and (c) a plurality of ventilation holes extending in the longitudinal direction of the apparatus main body and continuing to the ventilation opening of the apparatus main body, and a lower side portion at the bottom of the lower engagement groove of the apparatus main body. It is inserted into the lower engaging groove so as to be placed, and the upper part is inserted into the upper engaging groove of the apparatus main body with vertical play so that it can be inserted into and removed from the apparatus main body. A filter holder for holding the filter in the apparatus body; The male surface fastener is located between the upper engagement groove and the lower engagement groove on the surface facing the room side of the apparatus main body, and the longitudinal direction of the apparatus main body is provided. A plurality of locking pieces that are fixed at intervals in the direction and project toward the interior of the hook-and-loop fastener are provided, and the filter is made of a non-woven fabric and is detachably attached to the hook-and-loop fastener. The filter is positioned above the lower engagement groove and below the upper engagement groove, and is housed in a recess formed on the outer surface of the filter presser, and the surface fastener, the filter, and the filter The presser foot is arranged to overlap .

According to the invention having the above-described characteristic configuration, when the filter is attached to the apparatus main body, it is only necessary to press the filter against the surface fastener and attach the filter retainer to the apparatus main body. Therefore, the filter can be easily attached to the apparatus main body .

The best mode for carrying out the present invention will be described below with reference to the drawings.
1 to 5 show an embodiment in which the invention according to the first aspect is applied to a ventilation rod (ventilation device) A. FIG. As shown in FIG. 1 and FIG. 2, the ventilation jar A of this embodiment has a cocoon main body (apparatus main body) 1. The bag body 1 is formed in a cylindrical shape having a substantially square cross section by combining and integrating a pair of halves 1A and 1B made of metal such as aluminum. Both end openings of the bag main body 1 are closed by end plates 2 and 2 made of hard resin. The main body 1 is horizontally arranged with its longitudinal direction facing the left-right direction, and its upper part is fitted in an upper jar (not shown) such as a sash door, and a glass plate such as a sash door is formed in the lower part. By fitting the upper end, it is attached to the upper end opening of a sash door or the like.

  As shown in FIG. 2, the bag body 1 includes an outer plate portion 11 facing the outdoor O, an inner plate portion 12 facing the indoor I, and between the upper end portion and the lower end portion of the outer plate portion 11 and the inner plate portion 12. Arranged in the middle of the upper and lower plate portions 13, 14 and the upper and lower plate portions 13, 14 in the indoor / outdoor direction, the internal space of the bag body 1 is divided into an outdoor O side and an indoor I side. A partition wall 15 is provided. A large number of outer ventilation ports (ventilation ports) 11 a penetrating the outer plate portion 11 are formed at the lower end portion of the outer plate portion 11. The outer ventilation holes 11a are formed in a vertically elongated rectangular shape, and are arranged in a line in the longitudinal direction of the bag main body 1. A large number of inner ventilation ports (ventilation ports) 12 a are formed at a substantially central portion in the vertical direction of the inner plate portion 12. The inner ventilation port 12a passes through the inner plate part 12. Therefore, the inner ventilation port 12a is opened on the surface of the inner plate portion 12 facing the room I. The inner ventilation openings 12 a are formed in a vertically elongated rectangular shape, and are arranged in a line in the longitudinal direction of the bag main body 1. A large number of middle ventilation ports (ventilation ports) 15 a penetrating the partition wall 15 are formed in the central portion of the partition wall 15 in the vertical direction. The middle ventilation openings 15 a are formed in a vertically elongated rectangular shape, and are arranged in a line in the longitudinal direction of the bag main body 1. The outdoor O and the room I communicate with each other through the ventilation ports 11a, 12a, 15a and the internal space of the bag main body 1, whereby the room I is ventilated.

  An opening / closing plate 3 is provided in the internal space of the bag main body 1. The opening / closing plate 3 is disposed adjacent to the partition wall 15 on the outdoor O side. The upper end portion of the opening / closing plate 3 is supported on the lower surface portion of the upper plate portion 13 so as to be rotatable about an axis extending in parallel with the longitudinal direction of the bag main body 1. The opening / closing plate 3 is rotatable between a closed position indicated by a solid line and an open position indicated by an imaginary line in FIG. When the opening / closing plate 3 is located at the closed position, the middle ventilation port 15 a is closed by the opening / closing plate 3, so that the outdoor O and the room I are blocked by the opening / closing plate 3. When the opening / closing plate 3 is located at the open position, the middle ventilation port 15a is opened. As a result, the outdoor O and the room I communicate with each other through the ventilation ports 11a, 15a, and 12a.

  The opening / closing operation of the opening / closing plate 3 is performed by an operation member 4 provided on the inner plate portion 12 of the bag main body 1 so as to be slidable in the longitudinal direction of the bag main body 1. The operation member 4 is shown in FIG. When moved to the closed position, the opening / closing plate 3 is rotated to the closed position in conjunction therewith. On the other hand, when the operation member 4 is moved from the position shown in FIG. 1 to the open position to the right in FIG. 1, the opening / closing plate 3 is rotated to the open position in conjunction therewith. Since the interlocking mechanism between the opening / closing plate 3 and the operation member 4 is the same as a well-known one, its description is omitted.

  As shown in FIGS. 1 to 3, two surface fasteners 5 are provided on the surface of the inner plate portion 12 facing the room I. The surface fastener 5 has the same structure as a so-called male surface fastener of a pair of well-known surface fasteners, and has a base (not shown) made of a cloth, a resin film, or other flexible thin film body. , And a plurality of locking pieces (not shown) having elasticity such as a mushroom shape or a hook shape fixed to one surface of the base portion. And the hook-and-loop fastener 5 is arrange | positioned at the both ends of the inner-plate part 12 so that it may be located on the extension of the arrangement direction (left-right direction in FIG. 3) of the inner side ventilation opening 12a. The other surface of the base is fixed to the surface of the inner plate 12 facing the room I by a fixing means such as adhesion. Therefore, the locking piece of the hook-and-loop fastener 5 protrudes toward the room I side. One or more surface fasteners 5 may be provided not only at both end portions of the inner plate portion 12 but also at the intermediate portion.

  Both end portions of the thin plate-like filter 6 are detachably attached to the surface of the inner plate portion 12 facing the room I through the surface fastener 5. The filter 6 has a function for preventing pollen, dust, and other various dusts from entering the room I from the outdoor O through the inner vent 12a, and covers all the inner vents 12a. Thereby, it arrange | positions so that the inner side ventilation port 12a may be shielded. In addition, the filter 6 can be detachably attached to the bag body 1 via the hook and loop fastener 5 so that at least the surface portion to be attached to the hook and loop fastener 5 is engaged with and disengaged from the locking piece of the hook and loop fastener 5. It has a structure that can be engaged. The filter 6 having such a function and structure can be composed of a non-woven fabric, a woven fabric, a woven net, or the like. In this embodiment, the filter 6 is made of a nonwoven fabric such as chemically synthesized fiber.

  A filter presser 7 is detachably provided on the surface of the inner plate 12 facing the room I. The filter holder 7 has a length in the longitudinal direction of the bag main body 1 that is substantially the same as that of the filter 6, and a width in the vertical direction is wider than that of the filter 6. And while an upper part is inserted in the upper engaging groove 12b formed in the surface which faces the room | chamber I of the inner-plate part 12 so that attachment or detachment is possible, a lower side part is formed in the surface which faces the room | chamber I of the inner-plate part 12. By being removably inserted into the lower engaging groove 12c, it is detachably attached to the bag main body 1. When the filter holder 7 is attached to the bag main body 1, the filter holder 7 covers the entire filter 6 and presses the filter 6 against the surface facing the room I of the inner plate 12 and the surface fastener 5. Prevents falling to the I side. The filter retainer 7 is formed with a number of ventilation holes 71 penetrating therethrough. The ventilation holes 71 have a rectangular shape that is long in the vertical direction, and are arranged in a line in the longitudinal direction of the bag main body 1. The ventilation hole 71 communicates with the ventilation port 12 a through the filter 6. Therefore, the air purified from the outdoor O through the ventilation port 12 a and purified by the filter 6 enters the room I through the ventilation hole 71.

  The filter retainer 7 is inserted into the upper engagement groove 12b, and then the entire filter retainer 7 is moved downward and the lower part thereof is inserted into the lower engagement groove 12c. It can be attached and can be removed from the bag body 1 in the reverse order.

  According to the ventilation rod A having the above-described configuration, when the filter 6 is attached to the rod body 1, it is only necessary to press the filter 6 against the hook-and-loop fastener 5. Therefore, the filter 6 can be easily attached to the bag main body 1. In addition, when pressing the filter 6 against the hook-and-loop fastener 5, it is not necessary to align so accurately. Therefore, the filter 6 can be more easily attached to the bag main body 1.

It is a front view which shows 1st Embodiment of the invention which concerns on a 1st aspect. It is an expanded sectional view which follows the XX line of FIG. It is a front view which shows the embodiment in the state which abbreviate | omitted the filter and the filter holding | suppressing. It is a front view which shows the filter holder used in the same embodiment. It is an expanded sectional view which follows the XX line of FIG.

Explanation of symbols

A Ventilation fence (ventilator)
1 Body (device body)
5-sided fastener 6 filter
7 Filter retainer 12a Ventilation opening
12b Upper engaging groove
12c Lower engagement groove
71 Ventilation hole

Claims (2)

(A) A large number of ventilation openings that extend horizontally in the right and left and open to the surface facing the room are arranged in the longitudinal direction, and the upper engagement groove and the lower engagement are respectively above and below the ventilation opening on the surface facing the room. A device body formed with a groove ;
(A) a filter that extends in the longitudinal direction of the apparatus main body and is detachably attached to the apparatus main body and shields the ventilation opening;
(C) It has a number of ventilation holes extending in the longitudinal direction of the apparatus body and continuing to the ventilation port of the apparatus body , the lower part is inserted into the lower engagement groove of the apparatus body, and the upper part is above the apparatus body By being inserted into the engagement groove with play in the vertical direction, it is supported so as to be detachable from the apparatus main body, thereby a filter presser for holding the filter in the apparatus main body,
In a sash door ventilator with
A plurality of male surface fasteners are positioned between the upper engagement groove and the lower engagement groove and spaced apart in the longitudinal direction of the apparatus body on the surface facing the room side of the apparatus body,
The hook-and-loop fastener is provided with a large number of locking pieces protruding toward the room,
The filter is made of non-woven fabric and attached to the hook-and-loop fastener so as to be directly disengageable,
Further, the filter is located above the lower engagement groove and below the upper engagement groove, and is accommodated in a recess formed on the outer surface of the filter presser,
A filter mounting structure for a ventilator, wherein the hook-and-loop fastener, the filter, and the filter retainer are arranged to overlap each other.   2. The filter mounting structure for a ventilator according to claim 1, wherein the filter is attached to two right and left hook-and-loop fasteners only at the left and right ends.

Images