JP5905370B2 - Indoor ventilation structure - Google Patents

Description

  The present invention relates to an indoor ventilation structure for adjusting the ventilation rate of air in a building.

  Conventionally, air that flows into and out of a building such as a house is ventilated inside or outside the building using, for example, a ventilation gallery described in Patent Document 1 or Patent Document 2, or a room inside the building. It is circulated with ventilation between rooms. This type of ventilation gallery is arranged in an opening provided so as to penetrate the inside of the building facing the outer wall of the building, or an opening provided in a partition wall that partitions the rooms, By moving a member called a blade or shutter, the opening is opened and closed, and the amount of air flowing in and out through the opening can be adjusted, while the air inside and outside the building or between rooms Is distributed and ventilated.

Japanese Patent Laid-Open No. 09-221963 JP 08-165723 A

  However, in the ventilation gallery as in Patent Documents 1 and 2, the frame or box (housing) that supports the blades, shutters, and the like cannot be moved while attached to the opening of the wall surface. Because it is a state, it is always in a state exposed to the human eye. In other words, even if the opening is opened or closed with blades or shutters, the frame and the case are always attached to the wall surface so that they are visible to the human eye. There was concern that it was bad. For this reason, development of the technique which can adjust the ventilation | gas_flowing amount of the air in a building, ie, indoors, improving the external appearance property was desired.

  Therefore, the present invention has been made in view of the above-described circumstances, and an object thereof is to realize an indoor ventilation structure that can adjust the ventilation rate of air indoors while improving the appearance.

The invention described in claim 1 is an indoor ventilation structure for adjusting the ventilation rate of air in a building, for example, as shown in FIGS.
A ventilation opening 2 provided on the partition wall 1 that partitions the rooms in the building and opened across the front and back in the wall thickness direction X of the partition wall 1;
A louver main body 3 provided in the ventilation opening 2 and capable of adjusting the amount of air flowing over the front and back of the partition wall 1;
It is attached to the edge portion 2a of the vent hole 2 so as to be arranged near and outside the rotation locus R of the louver body 3, and shields the gap between the rim portion 2a of the vent hole 2 and the louver body 3. A frame body 5 having a shielding wall portion 4;
The gallery main body 3 is
A rotating shaft 6 that supports the louver main body 3 in the ventilation opening 2 so as to be rotatable about a direction orthogonal to the wall thickness direction X of the partition wall 1 (for example, a horizontal direction Y);
A pair of partition walls 7 and 7 provided to face each other via the rotating shaft 6;
A closed state in which the pair of partition walls 7 and 7 are arranged opposite to the opening end portions 2c of the ventilation port 2 on both the front and back sides of the partition wall 1;
The pair of partition walls 7 and 7 are switched from the closed state to an open state in which the ventilation port 2 is opened over the front and back of the partition wall 1 by tilting the rotating shaft 6 from the closed state. Configured to adjust the air flow rate of the air ,
Further, a plurality of the louver main bodies 3 are provided adjacent to each other in the vent hole 2;
Each of the pair of partition walls 7 and 7 has a shape curved toward the rotating shaft 6 along a shape obtained by inverting the rotation locus R around a straight line connecting the intersections with the rotation locus R. and said that you are.

According to the first aspect of the present invention, the air vent 2 that opens over the front and back in the wall thickness direction X of the partition wall 1 in the building, and the air vent 2 that is provided in the air vent 2 are provided on the front and back of the partition wall 1. The louver main body 3 capable of adjusting the amount of air to be squeezed, and the edge 2a of the air vent 2 are attached to the edge 2a of the air vent 2 so as to be disposed near and outside the rotation locus R of the air louver main body 3. And a frame 5 having a shielding wall portion 4 that shields the gap between the main body 3 and the louver main body 3, and is an indoor ventilation structure for adjusting the amount of air in the building, A rotary shaft 6 that is rotatably supported around the direction (horizontal direction Y) perpendicular to the wall thickness direction X of the partition wall 1 in the mouth 2, and a pair of partition walls provided to face each other via the rotary shaft 6 7 and 7, the gallery main body 3 includes a pair of partition walls 7, 7 and a partition wall 1. The obstructed state in which the vent hole 2 is closed by being arranged opposite to the opening end 2c of the vent hole 2 on both the front and back sides, and the pair of partition walls 7 and 7 are tilted from the closed state around the rotary shaft 6. Since the air flow rate is adjusted by switching between the open state in which the air vent 2 is opened over the front and back of the partition wall 1, the louver body 3 provided in the air vent 2 is rotated. Thus, by switching between the open state and the closed state of the air vent 2, the amount of air flowing between the rooms in the building can be adjusted.
At this time, since the louver main body 3 itself rotates, the wings, shutters, etc. of the louver main body are not always visible to the human eye as in the past. That is, when the ventilation port 2 is closed, a pair of partition walls 7 and 7 are arranged opposite to the opening end 2c of the ventilation port 2 on both the front and back sides of the partition wall 1 so as to close the ventilation port 2. Since the pair of partition walls 7 and 7 can be assimilated with the wall surface around the ventilation opening 2, the appearance of the indoor ventilation structure as a whole can be improved. Thus, it is possible to realize an indoor ventilation structure that can adjust the ventilation rate of air indoors while improving the appearance.
In addition, according to the first aspect of the present invention, a plurality of louver bodies 3 are provided adjacent to each other in the ventilation opening 2, and each of the partition walls 7... Intersects with the rotation locus R of the louver body 3. Centering on a straight line connecting the rotation paths R, the curved shape toward the rotation shaft 6 is formed along the inverted shape of the rotation locus R, so that the partition walls 7 are in contact with each other even if they are arranged adjacent to each other. Can be sequentially rotated, and the appearance can be improved.
In addition, when a plurality of louver main bodies 3 are arranged in this way, the size of the vent hole 2 is the same when a plurality of louver main bodies 3 are provided and when the louver main bodies 3 are provided alone (single). In this case, the size of each of the plurality of louver main bodies 3 is reduced, so that the amount of air passing through the louver main bodies 3 can be further finely adjusted.
Furthermore, when the size of the vent hole 2 is enlarged as compared with the case where the louver main body 3 is provided as a single unit (that is, when a plurality of louver main bodies 3 having a size when provided as a single unit are provided) By increasing the size of the vent 2 where the louver main bodies 3 are arranged, the amount of air passing through the louver main bodies 3 can be increased, so that ventilation and exhaust are performed. The efficiency of the case can be greatly improved.

The invention according to claim 2 is an indoor ventilation structure according to claim 1, for example, as shown in FIGS.
A plurality of the shielding wall portions 4 are provided with respect to the vent hole 2;
The plurality of shielding wall portions 4 are arranged so as to be separated from each other on both the front and back sides of the partition wall 1.

  According to the invention described in claim 2, a plurality of shielding wall portions 4 are provided for the ventilation opening 2, and the plurality of shielding wall portions 4 are separated from each other on both the front and back sides of the partition wall 1. Are preferably arranged. Thereby, compared with the case where the frame 5 is integrally provided with respect to the edge 2a of the air vent 2, it is provided separately (individually) on the front and back, so that it can be easily attached to the air vent 2. Can do. That is, the attachment property of the frame 5 can be improved.

The invention according to claim 3 is the indoor ventilation structure according to claim 1 or 2, as shown in FIGS.
The gallery main body 3 is characterized by having a blade portion 10 disposed between the pair of partition walls 7 and 7 in parallel with the partition walls 7 and 7.

  According to the third aspect of the present invention, the gallery main body 3 has the blade portion 10 disposed between the pair of partition walls 7 and 7 in parallel with the partition walls 7 and 7. The flow direction of the air which passes through the louver main body 3 can be instruct | indicated by the part 10, and the said air can be distribute | circulated efficiently.

The invention according to claim 4 is the indoor ventilation structure according to claim 3,
The blade portion 10 is arranged to be adjustable in angle in the rotational direction B of the louver body 3 including an angle parallel to the pair of partition walls 7, 7.

  According to the fourth aspect of the present invention, the blade portion 10 is disposed so as to be adjustable in the rotation direction of the louver body 3 including an angle parallel to the pair of partition walls 7, 7. The flow direction of the air passing through 3 can be finely adjusted toward the rotation direction B of the louver main body 3, and the air flow rate of the air can be adjusted more finely.

The invention according to claim 5 is the indoor ventilation structure according to any one of claims 1 to 4 , for example, as shown in FIGS.
Ceiling plates 9 and 9 of both the room and the room partitioned by the partition wall 1 are respectively attached to the upper and lower surfaces of the partition wall 1.
The ventilation opening 2 is formed at the ceiling of the partition wall 1 such that the upper end side of the ventilation opening 2 is located above the ceiling plates 9 and 9.
The louver body 3 is provided in the vent hole 2 so that the rotation center of the rotating shaft 6 is arranged in a horizontal direction Y orthogonal to the wall thickness direction X of the partition wall 1.
In the frame 5 arranged on the upper end side of the ventilation port 2, the shielding wall 4 is brought into contact with the edge portions 9 a, 9 a on the ventilation port 2 side of the ceiling plates 9, 9. Thus, it is arranged in the vicinity of the ceiling plates 9 and 9.

According to the fifth aspect of the present invention, the ceiling plates 9 and 9 of the room and the room partitioned by the partition wall 1 are respectively attached to the upper and lower surfaces of the partition wall 1. 2 is formed at the ceiling of the partition wall 1 so that the upper end side of the vent hole 2 is located above both ceiling plates 9 and 9, and the gallery main body 3 has a rotation center of the rotary shaft 6. The frame body 5 disposed at the upper end side of the ventilation port 2 is provided in the ventilation port 2 so as to be disposed in the horizontal direction Y orthogonal to the wall thickness direction X of the partition wall 1. Is arranged in the vicinity of the ceiling plate 9, 9 so as to be in contact with the edge 9 a, 9 a on the side of the vent hole 2, of the both ceiling plates 9, 9. Extra space between the main body 3 and the vent 2 is eliminated, and the minimum necessary Only the body 5 (the shield wall 4) is at the touch glance, it is possible to arrange the louvers body 3 in the ceiling. Therefore, the appearance is improved and the appearance can be improved.
In particular, the louver main body 3 has a horizontal direction Y in which the rotation center of the rotary shaft 6 is orthogonal to the wall thickness direction X of the partition wall 1 (that is, the vent hole in which the rotary shaft 6 of the louver main body 3 is parallel to the ceiling plates 9, 9). 2), a part of the rotation trajectory R of the louver main body 3 can be accommodated in the upper end side of the vent hole 2 positioned above both the ceiling plates 9 and 9. Since only the minimum necessary frame 5 needs to be touched by the human eye, the appearance is good and the appearance can be improved.

  ADVANTAGE OF THE INVENTION According to this invention, the indoor ventilation structure which can adjust the ventilation rate of the air indoors can be implement | achieved, aiming at the improvement of an external appearance.

Schematically for explaining the structure of the indoor ventilation structure of the present invention shown, (a) represents a front view showing the open state of the louver body, (b) is a front view showing a closed state of the louver body. It is a perspective view which shows the gallery main body of FIG. It is a top view which shows the gallery main body of FIG. 1 seeing from upper direction. It is sectional drawing which shows the gallery main body of FIG. 3 seeing from an AA direction. It is a longitudinal cross-sectional view which shows one Embodiment of the indoor ventilation structure of this invention. FIG. 6 is a schematic perspective view of the louver main body of FIG. 5, (a) is a perspective view showing a closed state of the louver main body, and (b) is a perspective view showing an open state of the louver main body. It is the schematic where it uses for description of other embodiment in the indoor ventilation structure of this invention, (a) is a front view which shows the open state of a gallery main body, (b) is a front view which shows the obstruction | occlusion state of a gallery main body.

Hereinafter, an embodiment of the indoor ventilation structure of the present invention will be described in detail with reference to the drawings.
1A and 1B are schematic views for explaining the configuration of the indoor ventilation structure of the present invention, in which FIG. 1A is a front view showing an open state of a louver body, and FIG. 1B is a front view showing a closed state of the louver body. . 2 is a perspective view showing the gallery main body of FIG. 1, FIG. 3 is a top view showing the gallery main body of FIG. 1 as viewed from above, and FIG. 4 is a view of the gallery main body of FIG. It is sectional drawing shown.

As shown in FIGS. 1-4, the structure of the indoor ventilation structure of this invention is for adjusting the ventilation rate of the air in buildings, such as a house, The partition which partitions off the room in a building Ventilation hole 2 that is provided on wall 1 and opens over the front and back in the wall thickness direction X of the partition wall 1, and the ventilation rate that is provided in the ventilation hole 2 and that extends over the front and back of partition wall 1 is adjusted. The gap between the edge part 2a of the ventilation opening 2 and the louver body 3 is attached to the edge part 2a of the louver body 3 and the edge part 2a of the ventilation opening 2 so that it can be arranged in the vicinity of the rotation locus R of the louvering body 3 and outside. And a frame body 5 having a shielding wall portion 4 that shields.

The louver main body 3 is supported in the louver main body 3 so as to be rotatable around the direction perpendicular to the wall thickness direction X of the partition wall 1 (specifically, the horizontal direction Y (lateral direction) here). The rotating shaft 6 includes a pair of partition walls 7 and 7 provided to face each other with the rotating shaft 6 interposed therebetween.
Side plates 3a and 3a are arranged opposite to both ends in the longitudinal direction of the gallery main body 3, and the partition walls 7 facing the side plates 3a and 3a at both longitudinal ends of the partition walls 7 and 7 respectively. , 7 are integrally provided with rectangular bearings 8, 8 arranged across each other. Two short rotating shafts 6 and 6 are disposed between the bearing portions 8 and 8 and the side surfaces 2b and 2b facing the side plates 3a and 3a in the ventilation port 2, respectively. Here, the case where the rotating shaft 6 is short and is provided between each of the bearing portions 8 and 8 and the side surfaces 2b and 2b in the vent hole 2 will be described. For example, the rotation shaft 6 is a long one extending substantially along the longitudinal direction of the louver main body 3 to the approximate center of the louver main body 3, and is a side surface inside the vent hole 2. One may be provided over 2b and 2b.

  Further, a plurality of shielding wall portions 4 of the frame body 5 are provided with respect to the ventilation opening 2, and the plurality of shielding wall portions 4... Are separated from each other on both the front and back sides of the partition wall 1, for example, a pair. Is arranged in. In addition, this is an example and it is not restricted to this, The shielding wall part 4 is integrally formed in the front and back both sides of the partition wall 1 so that it may be arrange | positioned at the whole edge 2a of the vent hole 2. Also good.

Here, the case where this indoor ventilation structure is arrange | positioned at the ceiling of the room partitioned off with the partition wall 1 and a room is demonstrated in detail. Specifically, as shown in FIGS. 1 and 4, the ceiling plates 9 and 9 of the room and the room (not shown) partitioned by the partition wall 1 are respectively provided on the upper and lower surfaces of the partition wall 1. It is attached.
The ventilation opening 2 is formed near the ceiling of the partition wall 1 so that the upper end side of the ventilation opening 2 is located above both ceiling plates 9 and 9. Further, the louver main body 3 includes side surfaces 2b and 2b in the ventilation opening 2 such that the rotation center of the rotary shafts 6 and 6 is arranged in a horizontal direction Y orthogonal to the wall thickness direction X of the partition wall 1, and a bearing portion. 8 and 8.
Further, the frame 5 arranged on the upper end side of the ventilation opening 2 has the shielding wall portion 4 (in this case, a plurality of shielding wall portions 4...) Of both ceiling plates 9 and 9, the edge on the ventilation opening 2 side. It arrange | positions in the said ceiling boards 9 and 9 vicinity so that it may contact | abut to the part 9a and 9a.

  The gallery main body 3 closes the ventilation port 2 by disposing the pair of partition portions 7 and 7 so as to face the opening end portions 2c and 2c of the ventilation port 2 on both the front and back sides of the partition wall 1. By switching the state and the pair of partition walls 7 and 7 from the closed state around the rotation shafts 6 and 6, the ventilation port 2 is opened over the front and back of the partition wall 1 to be opened. The ventilation amount of the air circulated between the rooms in the building is adjusted.

At this time, it is preferable that the gallery main body 3 has the blade | wing part 10 arrange | positioned in parallel with these partition parts 7 and 7 between a pair of partition parts 7 and 7. FIG. Thereby, the flow direction of the air which passes the louver main body 3 in the ventilation opening 2 can be instruct | indicated by the blade | wing part 10, and the said air can be distribute | circulated efficiently.
Furthermore, it is desirable that the blade portion 10 is disposed so that the angle can be adjusted in the rotation direction B (see FIG. 2) of the louver body 3 including an angle parallel to the pair of partition walls 7 and 7. Accordingly, it is possible to finely adjust the flow direction of the air passing through the louver main body 3 in the ventilation opening 2 and to provide an advantage that the air flow rate of the air can be finely adjusted.

As described above, according to the configuration of the indoor ventilation structure of the present invention , the ventilation opening 2 that opens over the front and back in the wall thickness direction X of the partition wall 1 in the building, and the ventilation opening 2 are provided. The louver main body 3 capable of adjusting the amount of air flowing over the front and back of the partition wall 1 and attached to the edge 2a of the air vent 2 so as to be disposed near and outside the rotation locus R of the louver main body 3. A frame body 5 having a shielding wall portion 4 that shields a gap between the edge 2a of the ventilation opening 2 and the louver main body 3, and an indoor ventilation structure for adjusting the ventilation rate of air in the building. There is a rotating shaft 6 that is rotatably supported around the direction perpendicular to the wall thickness direction X of the partition wall 1 (for example, the horizontal direction Y) in the ventilation opening 2 in the ventilator body 3, and the rotating shaft 6. And a pair of partition walls 7, 7 provided to face each other. A closed state in which the pair of partition walls 7 and 7 are disposed so as to be opposed to the opening ends 2c of the ventilation openings 2 on both the front and back sides of the partition wall 1, and the pair of partition sections 7 and 7 Since the air flow rate of the air is adjusted by switching between the open state in which the air vent 2 is opened over the front and back of the partition wall 1 by inclining 7 from the closed state around the rotating shaft 6. The amount of air circulated between the rooms in the building by switching between the open state and the closed state of the ventilation port 2 by rotating the gull main body 3 provided in the ventilation port 2. Can be adjusted.
At this time, since the louver main body 3 itself rotates, the wings, shutters, etc. of the louver main body are not always visible to the human eye as in the past. That is, when the ventilation port 2 is closed, a pair of partition walls 7 and 7 are arranged opposite to the opening end 2c of the ventilation port 2 on both the front and back sides of the partition wall 1 so as to close the ventilation port 2. Since the pair of partition walls 7 and 7 can be assimilated with the wall surface around the ventilation opening 2, the appearance of the indoor ventilation structure as a whole can be improved. Thus, it is possible to realize an indoor ventilation structure that can adjust the ventilation rate of air indoors while improving the appearance.

Moreover, it is preferable that the shielding wall part 4 is provided with two or more with respect to the ventilation opening 2, and the said several shielding wall part 4 ... is mutually spaced apart and arrange | positioned on each of the front and back both sides of the partition wall 1. FIG. Thereby, compared with the case where the frame 5 is integrally provided with respect to the edge 2a of the air vent 2, it is provided separately (individually) on the front and back, so that it can be easily attached to the air vent 2. Can do. That is, the attachment property of the frame 5 can be improved.
The frame body 5 is preferably composed of a pair of shielding wall portions 4 and 4 so as to be opposed to the front and back ventilation ports 2 in the wall thickness direction X of the partition wall 1. Thus, the frame body 5 can be easily arranged by simply attaching the pair of shielding wall portions 4 and 4 to both sides of the partition wall 1 with respect to the edge portion 2a of the ventilation port 2. be able to.

  Moreover, it is preferable that the gallery main body 3 has the blade | wing part 10 arrange | positioned in parallel with these partition parts 7 and 7 between a pair of partition parts 7 and 7. FIG. Thereby, the flow direction of the air which passes the louver main body 3 in the ventilation opening 2 can be instruct | indicated by the said blade | wing part 10, and the said air can be distribute | circulated efficiently.

  Furthermore, it is desirable that the blade portion 10 is disposed so that the angle can be adjusted in the rotation direction B of the louver body 3 including an angle parallel to the pair of partition walls 7, 7. Thereby, while the flow direction of the air which passes the louver main body 3 in the ventilation port 2 can be finely adjusted toward the said rotation direction B, the ventilation amount of the said air can be adjusted more finely.

Moreover, ceiling plates 9 and 9 for both the room and the room partitioned by the partition wall 1 are respectively attached to the upper and lower surfaces of the partition wall 1, and the vent 2 is the upper end of the vent 2. It is formed near the ceiling of the partition wall 1 so that the side is positioned above the ceiling plates 9, 9, and the gallery main body 3 has a rotation center of the rotating shaft 6 in the wall thickness direction X of the partition wall 1. The frame 5 is provided in the ventilation port 2 so as to be arranged in the orthogonal horizontal direction Y, and the shielding wall portion 4 of the frame 5 arranged on the upper end side of the ventilation port 2 is provided on both ceiling plates 9 and 9. Among them, the air vent 2 is disposed in the vicinity of the ceiling plates 9 and 9 so as to be in contact with the edge portions 9a and 9a on the air vent 2 side. The extra space between the frame 5 and the minimum frame 5 (shielding wall 4) can be eliminated. There at the touch glance, it is possible to arrange the louvers body 3 in the ceiling. Therefore, the appearance is improved and the appearance can be improved.
In particular, the louver main body 3 has a horizontal direction Y in which the rotation center of the rotary shaft 6 is orthogonal to the wall thickness direction X of the partition wall 1 (that is, the vent hole in which the rotary shaft 6 of the louver main body 3 is parallel to the ceiling plates 9, 9). 2), a part of the rotation trajectory R of the louver main body 3 can be accommodated in the upper end side of the vent hole 2 positioned above both the ceiling plates 9 and 9. Since only the minimum necessary frame 5 needs to be touched by the human eye, the appearance is good and the appearance can be improved.

The configuration of the present invention is not limited to the specific configuration described above, and various improvements and design changes can be appropriately made without departing from the spirit of the present invention.

For example, in the specific configuration described above, the louver main body 3 is placed in the horizontal direction Y (lateral direction) orthogonal to the wall thickness direction X of the partition wall 1 in the vent 2 provided at the ceiling of the partition wall 1. Although the case where it arrange | positions was described, the structure of this invention is not restricted to this, The arrangement position and arrangement | positioning direction of the louver main body 3 can be suitably changed according to a use etc.
In the indoor ventilation structure of the present invention, as shown in FIG. 5 and FIG. 6 in which the same reference numerals are given to the corresponding parts to FIG. 4, the gallery main body 3 has a wall thickness in the partition wall 1 in the ventilation opening 2. A plurality (three in this case) are provided adjacent to each other in the vertical direction Z orthogonal to the direction X. Each partition wall 7 ... is about a straight line respectively connecting the intersection between the rotation locus R of the louver body 3, a shape that is curved along the shape obtained by inverting the rotational locus R to the rotating shaft 6 side ing.
Thereby, even if each partition part 7 ... is arrange | positioned adjacently, it can be rotated sequentially, without mutually contacting, and an external appearance improvement can be aimed at. However, when each louver main body 3 is rotated by 45 degrees, there is a possibility that the opposing partition walls 7 and 7 of the adjacent louver main bodies 3 and 3 are in contact with each other. Therefore, it is necessary to sequentially rotate each louver main body 3... By half a turn (by 90 degrees).

In addition, when a plurality of louver main bodies 3 are arranged in this way, the size of the vent hole 2 is the same when a plurality of louver main bodies 3 are provided and when the louver main bodies 3 are provided alone (single). For example, since the size of each of the plurality of louver bodies 3 is reduced, the amount of air passing through the louver body 3 can be adjusted more finely.
Furthermore, when the size of the vent hole 2 is enlarged as compared with the case where the louver main body 3 is provided as a single unit (that is, when a plurality of louver main bodies 3 having a size when provided as a single unit are provided) By increasing the size of the vent 2 where the louver main bodies 3 are arranged, the amount of air passing through the louver main bodies 3 can be increased, so that ventilation and exhaust are performed. The efficiency of the case can be greatly improved.

  Further, for example, as shown in FIG. 7 in which the same reference numerals are assigned to the corresponding parts to FIG. 1, the ventilation port 2 is arranged in the vertical direction Z (vertical direction) orthogonal to the wall thickness direction X of the partition wall 1 (see FIGS. 3 and 5). The gallery main body 3 may be disposed such that the vertical direction Z in the ventilation port 2 is the longitudinal direction. At this time, the gallery main body 3 may be arranged alone or adjacent to the horizontal direction Y (see FIG. 3) of the partition wall 1 in the vertical direction Z. In other words, in FIG. 1, the ventilation port 2 and the gallery main body 3 arranged in the lateral direction (horizontal direction) with respect to the partition wall 1, as shown in FIG. 7, are longitudinal (vertical direction) with respect to the partition wall 1. You may make it arrange | position to. In this case, the flow direction of the air passing through the louver main body 3 in the ventilation opening 2 can be adjusted in the horizontal direction (lateral direction) with respect to the partition wall 1.

DESCRIPTION OF SYMBOLS 1 ... Partition wall 2 ... Ventilation hole 2a ... Edge part 3 ... Galley main body 4 ... Shielding wall part 5 ... Frame body 6 ... Rotating shaft 7 ... Partition part 9 ... Ceiling board 10 ... Blade | wing part B ... Rotation direction R ... Rotation locus X … Wall thickness direction Y… Horizontal direction Z… Vertical direction

Claims (5)

An indoor ventilation structure for adjusting the air flow rate in the building,
Ventilation openings provided on the partition walls that partition the rooms in the building and open across the front and back in the wall thickness direction of the partition walls;
A gallery main body that is provided in the ventilation opening and is capable of adjusting the amount of air flowing over the front and back of the partition wall;
A frame having a shielding wall portion that is attached to an edge portion of the ventilation opening so as to be disposed near and outside the rotation locus of the louver body and shields a gap between the rim portion of the ventilation hole and the louver body. And,
The gallery main body is
A rotating shaft that supports the louver main body in the ventilation port so as to be rotatable around a direction orthogonal to the wall thickness direction of the partition wall;
A pair of partition walls provided opposite to each other via the rotating shaft,
A closed state in which the pair of partition walls are disposed so as to be opposed to the opening ends of the ventilation openings on both front and back sides of the partition wall;
The air flow rate of the air is changed by switching the pair of partition walls from the closed state to the open state in which the ventilation port is opened over the front and back of the partition wall by tilting the rotating shaft around the rotation axis. Configured to adjust ,
Furthermore, a plurality of the louver main body is provided adjacent to the ventilation opening,
Each of the pair of partition walls has a shape curved toward the rotation axis along a shape obtained by inverting the rotation locus, with a straight line connecting the intersections with the rotation locus as the center. Indoor ventilation structure. The indoor ventilation structure according to claim 1,
A plurality of the shielding wall portions are provided for the ventilation opening,
The indoor ventilation structure according to claim 1, wherein the plurality of shielding walls are spaced apart from each other on both front and back sides of the partition wall. In the indoor ventilation structure according to claim 1 or 2,
The indoor ventilation structure, wherein the gallery main body includes a blade portion disposed in parallel with the partition walls between the pair of partition walls. In the indoor ventilation structure according to claim 3,
The indoor ventilation structure, wherein the blade portion is disposed so as to be adjustable in an angle in a rotation direction of the louver main body including an angle parallel to the pair of partition walls. In the indoor ventilation structure as described in any one of Claims 1-4 ,
The ceiling plates of both the room and the room partitioned by the partition wall are attached to the upper and lower surfaces of the partition wall,
The vent hole is formed at the ceiling of the partition wall such that the upper end side of the vent hole is positioned above both ceiling plates.
The gallery main body is provided in the ventilation port so that the rotation center of the rotation shaft is arranged in a horizontal direction perpendicular to the wall thickness direction of the partition wall,
The frame disposed on the upper end side of the ventilation port is disposed in the vicinity of the ceiling plate so that the shielding wall portion is in contact with an edge portion on the ventilation port side of the both ceiling plates. Indoor ventilation structure characterized by being made.

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