JP2021088902A - Mounting structure and mounting method of ceiling louver - Google Patents

Abstract

To provide a ceiling louver mounting structure capable of adjusting the spacing between girder members when installing the ceiling louver.SOLUTION: A plurality of ceiling louvers 2 arranged in parallel are connected to the lower part of a plurality of girder members 5 provided in a direction intersecting the ceiling louvers 2. A field edge receiving member 7 is bridged between adjacent girder members 5 in the longitudinal direction B of the ceiling louver 2. The field edge receiving member 7 is connected to the upper part of the girder member 5 via a connecting member 28, extends in the same direction as the ceiling louver 2, and is suspended by a plurality of hanging members 9 provided on the ceiling. The mounting position of the girder member 5 can be changed in the longitudinal direction C of the field edge receiving member 7 with respect to the field edge receiving member 7.SELECTED DRAWING: Figure 1

Description

The present invention relates to a mounting structure and mounting method of a ceiling louver provided on a ceiling such as the inside of a building.

Conventionally, as a mounting structure of this type of ceiling louver, for example, as shown in FIG. 15, a plurality of stringers 122 in which a plurality of ceiling louvers 121 arranged in parallel are provided in a direction orthogonal to these ceiling louvers 121. It is connected to the bottom of. The lower part of the stringer 122 and the upper part of each ceiling louver 121 are connected via bolts 123 and nuts 124, respectively.

The stringer 122 is suspended by a plurality of suspension bolts 125 suspended from the ceiling. The lower end of the suspension bolt 125 and the upper portion of the stringer 122 are connected via an angle member 126.

By loosening the nut 124, the ceiling louver 121 can move with respect to the stringer 122 in the longitudinal direction B of the ceiling louver 121.

The mounting structure of the ceiling louver 121 as described above is described in, for example, Patent Document 1 below.

According to this, when attaching the ceiling louver 121, first, the stringer 122 is connected to the lower ends of a plurality of hanging bolts 125 and suspended via the angle member 126. After that, a plurality of ceiling louvers 121 are connected to the stringer 122 via bolts 123 and nuts 124.

Japanese Patent Application Laid-Open No. 2013-23864

However, in the above-mentioned conventional type, when the ceiling louver 121 is attached, the stringer 122 is connected to the lower end of the suspension bolt 125 via the angle member 126 to fix the attachment position of the stringer 122, so that the length of the ceiling louver 121 is long. There is a problem that the distance D between the pair of stringers 122 facing each other in the direction B is maintained at a constant distance, and it is difficult to adjust the distance D between the two stringers 122.

An object of the present invention is to provide a ceiling louver mounting structure and mounting method capable of adjusting the distance between girder members when mounting the ceiling louver.

In order to achieve the above object, the first invention is a ceiling louver mounting structure provided on the ceiling.
A plurality of ceiling louvers arranged in parallel are connected to the lower part of a plurality of girder members provided in a direction intersecting these ceiling louvers.
A field edge receiving member is laid between adjacent girder members in the longitudinal direction of the ceiling louver.
The field edge receiving member is connected to the upper part of the girder member via a connecting member, extends in the same direction as the ceiling louver, and is suspended by a plurality of hanging members provided on the ceiling.
The mounting position of the girder member can be changed in the longitudinal direction of the field edge receiving member with respect to the field edge receiving member.

According to this, when attaching the ceiling louver, first, the field edge receiving member is connected to the lower ends of a plurality of hanging members and suspended. Next, a plurality of girder members are connected to the field edge receiving member via the connecting member. At this time, by changing the mounting position of the girder member in the longitudinal direction of the field edge receiving member, the distance between the pair of girder members facing each other in the longitudinal direction of the field edge receiving member can be adjusted. After that, the ceiling louvers are attached by connecting a plurality of ceiling louvers to the girder member.

In the mounting structure of the ceiling louver in the second invention, the girder member has a girder-side engaging portion at the upper portion in the longitudinal direction.
The connecting member consists of clips
The clip has a pair of holding pieces that sandwich the field edge receiving member from both sides, and a clip-side engaging portion.
The clip-side engaging portion engages with the girder-side engaging portion from below.

According to this, a commercially available clip can be used as the connecting member. Further, by sandwiching the field edge receiving member from both sides with a pair of holding pieces of the clip and engaging the clip side engaging portion with the girder side engaging portion from below, the field edge receiving member and the girder member are connected via the clip. Is connected.

At this time, by widening the space between the pair of holding pieces and loosening the clip, the girder member is moved in the longitudinal direction of the field edge receiving member together with the clip, and the mounting position of the girder member is changed in the longitudinal direction of the field edge receiving member. Therefore, the distance between the pair of girder members facing each other in the longitudinal direction of the field edge receiving member can be adjusted.

The third invention is a method of mounting a ceiling louver in the mounting structure according to the first invention or the second invention.
The field edge receiving member is connected to the lower end of a plurality of hanging members and suspended.
A plurality of girder members are connected to the field edge receiving member via the connecting member, and the girder member is connected to the field edge receiving member.
A plurality of ceiling louvers are connected to a girder member.

According to this, when connecting a plurality of girder members to the field edge receiving member via the connecting member, the mounting position of the girder member is changed to the longitudinal direction of the field edge receiving member, so that the longitudinal direction of the field edge receiving member is changed. The distance between the pair of girder members facing each other can be adjusted.

As described above, according to the present invention, when connecting a plurality of girder members to the field edge receiving member via the connecting member, the field edge is changed by changing the mounting position of the girder member in the longitudinal direction of the field edge receiving member. The distance between a pair of girder members facing each other in the longitudinal direction of the receiving member can be adjusted.

It is a perspective view which shows the mounting structure of the ceiling louver in embodiment of this invention. It is an exploded perspective view which shows the mounting structure of the ceiling louver. It is a partially enlarged front view showing the mounting structure of the ceiling louver. It is an arrow view of XX in FIG. It is an enlarged view of the girder member used for mounting the ceiling louver. It is a perspective view of the clip used for mounting the ceiling louver. It is a perspective view of the clip used for mounting the ceiling louver. The same is an enlarged front view of the connecting portion between the girder member and the field edge receiving member of the mounting structure of the ceiling louver. The same is an enlarged side view of the connecting portion between the girder member and the field edge receiving member of the mounting structure of the ceiling louver. It is an enlarged perspective view of the connecting portion between the field edge receiving member of the ceiling louver mounting structure and the hanging bolt. The same is a perspective view for explaining the mounting method of the ceiling louver, and shows a state in which a girder member is connected to a field edge receiving member. It is a perspective view which shows the mounting structure of the ceiling louver in the reference example of this invention. It is a partially enlarged front view showing the mounting structure of the ceiling louver. FIG. 13 is an arrow view of XX in FIG. It is a partially enlarged perspective view which shows the mounting structure of the conventional ceiling louver.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.

As shown in FIGS. 1 to 4, reference numeral 1 denotes an attachment device for attaching a plurality of ceiling louvers 2 to the ceiling.

The ceiling louver 2 is a member having a hollow structure having a rectangular cross section, and is provided with a mounting groove 3 in the upper portion over the entire length. The mounting groove 3 has a dovetail groove shape that opens upward.

The mounting device 1 includes a plurality of girder members 5, a plurality of field edge receiving members 7, and a plurality of hanging bolts 9 (an example of the hanging members).

Each of the hanging bolts 9 hangs from the ceiling. Further, a plurality of ceiling louvers 2 are arranged in parallel.

As shown in FIGS. 2 and 5, the girder member 5 includes a vertical plate 12, a lower horizontal plate 13 bent in the lateral direction from the lower end of the vertical plate 12, and an upper rail 14 provided at the upper end of the vertical plate 12. have. A plurality of U-shaped notches 16 are formed in the lower horizontal plate 13 at predetermined intervals along the longitudinal direction A of the girder member 5.

Further, the upper rail 14 has a dovetail groove-shaped engaging groove 17 that opens upward and a pair of girder-side engaging portions 18 provided on both sides of the engaging groove 17 over the entire length. The girder-side engaging portion 18 includes a girder-side engaging piece 20 that is bent inward from the upper ends of both side walls 19 of the upper rail 14, and a protruding piece 21 that projects downward from the tip of the girder-side engaging piece 20. doing.

As shown in FIGS. 1, 2, and 4, the girder member 5 is provided in a direction orthogonal to the ceiling louver 2, and the end of each ceiling louver 2 is a girder member via a plurality of bolts 24 and nuts 25. It is connected to the lower part of 5.

The head of the bolt 24 is slidably inserted into the mounting groove 3 of the ceiling louver 2. The shaft portion of the bolt 24 is inserted into the notch 16 of the girder member 5, and the upper portion of the ceiling louver 2 and the lower horizontal plate 13 of the girder member 5 are fastened by screwing the nut 25 into the bolt 24. ..

Further, by loosening the nut 25, the ceiling louver 2 can be moved with respect to the girder member 5 in the longitudinal direction B of the ceiling louver 2.

As shown in FIGS. 1 and 2, the field edge receiving member 7 is a member having a channel-shaped cross section, and is bridged between adjacent double girder members 5 in the longitudinal direction B of the ceiling louver 2, and a plurality of members. It is connected to the upper part of the girder member 5 via a clip 28 (an example of a connecting member) of the above, and extends in the same direction as the ceiling louver 2.

As shown in FIGS. 6 to 9, the clip 28 has a pair of holding pieces 29, 30 that sandwich the field edge receiving member 7 from both sides, and an upper end continuous piece 31 provided between the upper ends of both holding pieces 29, 30. And a clip-side engaging portion 32 provided at the lower end of one holding piece 29.

The one holding piece 29 and the other holding piece 30 face each other in the longitudinal direction A of the girder member 5. Further, as shown in FIGS. 6, 7, and 9, a plurality of the other sandwiching pieces 30 are provided in the longitudinal direction C of the field edge receiving member 7 (two in FIGS. 6 and 7), and are shown by virtual lines. It is used by bending diagonally downward as shown by the solid line from the horizontal direction.

The field edge receiving member 7 is inserted and sandwiched between both holding pieces 29 and 30 of the clip 28 from below. Further, the clip-side engaging portion 32 is between the clip-side engaging piece 33 protruding outward from the lower end of one holding piece 29 and both side edges of one holding piece 29 and the clip-side engaging piece 33. It has a recess 34 formed in.

As shown in FIGS. 8 and 9, the clip-side engaging portion 32 is inserted into the engaging groove 17 of the girder member 5, and the clip-side engaging piece 33 is from below on the girder side of the girder-side engaging portion 18. It engages with the engaging piece 20, and the protruding piece 21 of the girder-side engaging portion 18 is inserted into the recess 34 of the clip-side engaging portion 32 from above.

As shown in FIGS. 1 to 4 and 10, the field edge receiving member 7 is suspended by a plurality of suspension bolts 9. The lower end of the hanging bolt 9 and the end of the field edge receiving member 7 are connected via a connecting body 37. The connecting body 37 has a connecting frame 39 and a bolt 40.

The connecting frame 39 has a pair of vertical plates 41, 42, a bottom plate 43 provided between the lower ends of both vertical plates 41, 42, and an upper horizontal plate 44 bent from the upper end of one vertical plate 41. There is. A bolt insertion hole 46 is formed in the upper portion of the other vertical plate 42, and a screw hole 47 is formed in the one vertical plate 41 at a position corresponding to the bolt insertion hole 46. A female screw is formed on the peripheral edge of the screw hole 47, and the field edge receiving member 7 is inserted between the vertical plates 41 and 42 from above. In this state, the bolt 40 is inserted into the bolt insertion hole 46 and the screw hole is inserted. By tightening to 47, the distance between the vertical plates 41 and 42 is reduced, and the field edge receiving member 7 is sandwiched and fixed between the vertical plates 41 and 42.

The bolt 40 is arranged above the field edge receiving member 7, thereby preventing the field edge receiving member 7 from falling off between the vertical plates 41 and 42.

Further, the lower end portion of the hanging bolt 9 and the upper horizontal plate 44 of the connecting frame 39 are connected by a pair of upper and lower nuts 49.

The operation in the above configuration will be described below.

When attaching the ceiling louver 2, first, a plurality of field edge receiving members 7 are connected to the lower ends of a plurality of hanging bolts 9 and suspended via the connecting body 37. Next, as shown in FIGS. 8 and 9, the field edge receiving member 7 is sandwiched from both sides by the pair of holding pieces 29 and 30 of the clip 28, and the clip side engaging portion 32 is sandwiched between the engaging groove 17 of the girder member 5. It is inserted inside and engages with the girder side engaging portion 18 from below. As a result, the girder member 5 is connected to the field edge receiving member 7 via the clip 28.

At this time, by expanding the space between the pair of holding pieces 29 and 30 and loosening the clip 28, as shown by the virtual line in FIG. 11, the girder member 5 is moved together with the clip 28 in the longitudinal direction C of the field edge receiving member 7. , The mounting position of the girder member 5 can be changed to the longitudinal direction C of the field edge receiving member 7. Therefore, the distance D between the pair of girder members 5 facing each other in the longitudinal direction C of the field edge receiving member 7 can be adjusted.

Then, as shown in FIG. 2, the ceiling louver 2 is attached as shown in FIG. 1 by connecting each ceiling louver 2 to the lower part of the girder member 5 via the bolt 24 and the nut 25.

Further, since the girder member 5 and the field edge receiving member 7 can be connected by using a commercially available clip 28, the cost can be reduced. As the clip 28, a clip 28 that is not commercially available may be used.

In the above embodiment, as shown in FIG. 1, the girder member 5 intersects the ceiling louver 2 at a right angle, but the girder member 5 is not limited to a right angle and intersects at an angle slightly deviated from the right angle. You may.

In the above embodiment, the mounting device 1 provided with the field edge receiving member 7 is mentioned, but as a reference example, as shown in FIGS. 12 to 14, the mounting device 61 not provided with the field edge receiving member 7 is shown below. explain. The same members as those in the above embodiment are designated by the same reference numerals, and detailed description thereof will be omitted.

As shown in FIG. 12, the girder member 5 is suspended by a plurality of hanging bolts 9, and the lower end portion of the hanging bolt 9 and the end portion of the girder member 5 are connected via a connecting body 62.

As shown in FIGS. 13 and 14, the connecting body 62 has a connecting frame 63 and a bolt 64. The connecting frame 63 has a vertical plate 66, an upper horizontal plate 67 bent from the upper end of the vertical plate 66, and a lower engaging plate 68 bent from the lower end of the vertical plate 66.

The orientation of the vertical plate 66 is not limited to the orientation shown in FIGS. 12 to 14, and may be, for example, a orientation parallel to the vertical plate 12 of the girder member 5.

The upper horizontal plate 67 and the lower end of the hanging bolt 9 are connected by a pair of upper and lower nuts 49.

Further, the lower engaging plate 68 is inserted into the engaging groove 17 of the girder member 5, engages with the girder side engaging portion 18 from below, and is engaged with respect to the girder side engaging portion 18 in the longitudinal direction A of the girder member 5. It is movable to. As a result, the girder member 5 can be moved with respect to the suspension bolt 9 in the longitudinal direction A of the girder member 5.

The lower engaging plate 68 is formed with a screw hole 70 that penetrates in the vertical direction. A female screw is formed on the peripheral edge of the screw hole 70. By inserting the bolt 64 into the screw hole 70 and tightening it, the tip of the bolt 64 presses the bottom surface of the engaging groove 17 of the girder member 5 downward, and the reaction force causes the lower engaging plate 68 of the connecting frame 63 to press. By pressing the girder side engaging portion 18 upward from below, the connecting frame 63 is fixed to the upper rail 14 of the girder member 5.

According to this, the girder member 5 is connected to the lower end of the hanging bolt 9, and all the ceiling louvers 2 are attached to the girder member 5, so that the ceiling louver 2 is attached to the ceiling via the attachment device 61.

2 Ceiling louver 5 Girder member 7 Field edge receiving member 9 Suspension bolt (suspension member)
18 girder side engaging part 28 clip (connecting member)
29, 30 Holding piece 32 Clip side engaging part B Longitudinal direction of ceiling louver C Longitudinal direction of field edge receiving member

Claims (3)

It is a mounting structure of the ceiling louver installed on the ceiling.
A plurality of ceiling louvers arranged in parallel are connected to the lower part of a plurality of girder members provided in a direction intersecting these ceiling louvers.
A field edge receiving member is laid between adjacent girder members in the longitudinal direction of the ceiling louver.
The field edge receiving member is connected to the upper part of the girder member via a connecting member, extends in the same direction as the ceiling louver, and is suspended by a plurality of hanging members provided on the ceiling.
A ceiling louver mounting structure characterized in that the mounting position of the girder member can be changed in the longitudinal direction of the field edge receiving member with respect to the field edge receiving member. The girder member has a girder-side engaging portion at the top over the longitudinal direction.
The connecting member consists of clips
The clip has a pair of holding pieces that sandwich the field edge receiving member from both sides, and a clip-side engaging portion.
The ceiling louver mounting structure according to claim 1, wherein the clip-side engaging portion engages with the girder-side engaging portion from below. The method for mounting a ceiling louver in the mounting structure according to claim 1 or 2.
The field edge receiving member is connected to the lower end of a plurality of hanging members and suspended.
A plurality of girder members are connected to the field edge receiving member via the connecting member, and the girder member is connected to the field edge receiving member.
A method of mounting a ceiling louver, which comprises connecting a plurality of ceiling louvers to a girder member.

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