JP7373381B2 - Ceiling louver installation structure and installation method - Google Patents

Description

TECHNICAL FIELD The present invention relates to a mounting structure and a method for mounting a ceiling louver provided on a ceiling, for example, inside a building.

Conventionally, as shown in FIG. 15, a conventional ceiling louver mounting structure of this type includes a plurality of ceiling louvers 121 arranged in parallel and a plurality of stringers 122 provided in a direction orthogonal to these ceiling louvers 121. is connected to the bottom of the 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 hanging bolts 125 hanging from the ceiling. Note that the lower end of the hanging bolt 125 and the upper part of the stringer 122 are connected via an angle member 126.

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

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

According to this, when attaching the ceiling louver 121, first, the stringer 122 is connected to the lower end portions of the plurality of hanging bolts 125 via the angle material 126 and suspended. Thereafter, the plurality of ceiling louvers 121 are connected to the stringer 122 via bolts 123 and nuts 124.

JP2013-238064

However, in the conventional type described above, when installing the ceiling louver 121, the stringer 122 is connected to the lower end of the hanging bolt 125 via the angle member 126, and the installation position of the stringer 122 is fixed. There is a problem in that the distance D between a pair of stringers 122 facing each other in direction B is maintained at a constant distance, and it is difficult to adjust the distance D between both stringers 122.

SUMMARY OF THE INVENTION An object of the present invention is to provide a ceiling louver mounting structure and method that allow adjustment of the spacing between girder members when installing a ceiling louver.

In order to achieve the above object, the first invention provides a mounting structure for a ceiling louver provided on a ceiling, comprising:
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 the ceiling louvers,
A field edge receiving member is spanned 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 girder member is movable in the longitudinal direction of the field edge receiving member,
The ceiling louver is movable in the longitudinal direction of the ceiling louver relative to the girder member,
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, and can be changed in the longitudinal direction of the ceiling louver with respect to the ceiling louver .

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

In the ceiling louver mounting structure according to the second invention, the girder member has an upper rail,
The upper rail has, in the longitudinal direction, an engagement groove that opens upward and a pair of girder side engagement parts provided on both sides of the engagement groove ,
The girder side engaging portion has a girder side engaging piece bent inward from the upper end of both side walls of the upper rail, and a protruding piece protruding downward from the tip of the girder side engaging piece,
The connecting member consists of a clip,
The clip has a pair of clamping pieces that sandwich the field edge receiving member from both sides, and a clip-side engaging part provided on one clamping piece ,
The clip-side engaging portion includes a clip-side engaging piece protruding outwardly from one holding piece, and a recess formed between both side edges of one holding piece and the clip-side engaging piece. and inserted into the engagement groove of the girder member,
The clip-side engaging piece engages with the spar-side engaging piece from below, and the protruding piece of the spar-side engaging part is inserted into the recess of the clip-side engaging part from above.

According to this, a commercially available clip can be used as the connecting member. In addition, by pinching the field edge receiving member from both sides with a pair of clips and engaging the clip side engaging part with the girder side engaging part from below, the field edge receiving member and the girder member are connected through the clip. are connected.

At this time, by widening the gap between the pair of clamping pieces and loosening the clip, the girder member is moved along with the clip in the longitudinal direction of the field edge receiving member, 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 for mounting a ceiling louver in the mounting structure according to the first invention or the second invention, comprising:
The field edge receiving member is connected to the lower end of multiple hanging members and suspended.
Connecting the plurality of girder members to the field edge receiving member via the connecting member,
A plurality of ceiling louvers are connected to a girder member.

According to this, when connecting a plurality of girder members to a field edge receiving member via a connecting member, by changing the mounting position of the girder member in the longitudinal direction of the field edge receiving member, It is possible to adjust the distance between a pair of opposing girder members.

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

FIG. 2 is a perspective view showing a ceiling louver mounting structure in an embodiment of the present invention. FIG. 2 is an exploded perspective view showing the mounting structure of the ceiling louver. FIG. 3 is a partially enlarged front view showing the mounting structure of the ceiling louver. 4 is a view taken along the line XX in FIG. 3. FIG. It is an enlarged view of a girder member used for attaching a ceiling louver. It is a perspective view of the clip used for attaching a ceiling louver. It is a perspective view of the clip used for attaching a ceiling louver. It is an enlarged front view of the connection part of the girder member and the field edge receiving member of the attachment structure of a ceiling louver in the same same. It is an enlarged side view of the connection part of the girder member of the attachment structure of a ceiling louver, and a field edge receiving member in the same same. FIG. 6 is an enlarged perspective view of a connecting portion between a field edge receiving member and a hanging bolt of the ceiling louver mounting structure. It is a perspective view explaining the attachment method of a ceiling louver in the same same, and shows a state where a girder member is connected to a field edge receiving member. It is a perspective view showing the attachment structure of the ceiling louver in a reference example of the present invention. FIG. 3 is a partially enlarged front view showing the mounting structure of the ceiling louver. 14 is a view taken along the line XX in FIG. 13. FIG. FIG. 2 is a partially enlarged perspective view showing a conventional ceiling louver mounting structure.

Embodiments of the present invention will be described below with reference to the drawings.

As shown in FIGS. 1 to 4, 1 is a mounting device for mounting a plurality of ceiling louvers 2 on a ceiling.

The ceiling louver 2 is a hollow member having a rectangular cross section, and is provided with a mounting groove 3 in its upper part over its 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 a hanging member).

Each of the hanging bolts 9 is suspended from the ceiling. Further, the 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 horizontal 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 beam member 5 .

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

As shown in FIGS. 1, 2, and 4, the girder members 5 are provided in a direction perpendicular to the ceiling louvers 2, and the ends of each ceiling louver 2 are connected to the girder members through 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 by screwing the nut 25 into the bolt 24, the upper part of the ceiling louver 2 and the lower horizontal plate 13 of the girder member 5 are fastened. .

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

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

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

Note that the one clamping piece 29 and the other clamping piece 30 face each other in the longitudinal direction A of the girder member 5. Further, as shown in FIGS. 6, 7, and 9, the other clamping piece 30 is provided in plurality (two in FIGS. 6 and 7) in the longitudinal direction C of the field edge receiving member 7, and is shown by the imaginary line. It is used by bending diagonally downward from the horizontal direction shown by the solid line.

The field edge receiving member 7 is inserted and sandwiched between both the clamping pieces 29 and 30 of the clip 28 from below. The clip-side engaging portion 32 is located between a clip-side engaging piece 33 that protrudes outwardly from the lower end of one of the clamping pieces 29 and between both side edges of one clamping 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 spar member 5, and the clip-side engaging piece 33 is inserted into the spar side of the spar-side engaging portion 18 from below. The protruding piece 21 of the girder-side engaging portion 18 is engaged with the engaging piece 20 and 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 hanging bolts 9. As shown in FIGS. 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 bolts 40.

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

The bolt 40 is disposed above the field edge receiving member 7, thereby preventing the field edge receiving member 7 from falling off from 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 of the above configuration will be explained below.

When installing the ceiling louver 2, first, the plurality of field edge receiving members 7 are connected to the lower ends of the plurality of hanging bolts 9 via the connecting body 37 and suspended. Next, as shown in FIG. 8 and FIG. and engage with the spar-side engaging portion 18 from below. Thereby, the girder member 5 is connected to the field edge receiving member 7 via the clip 28.

At this time, by widening the pair of clamping pieces 29 and 30 and loosening the clip 28, the girder member 5 is moved together with the clip 28 in the longitudinal direction C of the field edge receiving member 7, as shown by the imaginary line in FIG. , 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.

Thereafter, as shown in FIG. 2, by connecting each ceiling louver 2 to the lower part of the girder member 5 via bolts 24 and nuts 25, the ceiling louvers 2 are attached as shown in FIG.

Further, since the girder member 5 and the field edge receiving member 7 can be connected using a commercially available clip 28, cost reduction can be achieved. Note that clips 28 that are 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 the right angle, and may intersect at an angle slightly deviated from the right angle. It's okay.

In the above embodiment, the mounting device 1 is provided with the field edge receiving member 7, but as a reference example, as shown in FIGS. 12 to 14, the mounting device 61 without the field edge receiving member 7 is described below. explain. Note that the same members as those in the above embodiment will be denoted by the same reference numerals and detailed explanations will be omitted.

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

As shown in FIGS. 13 and 14, the connecting body 62 includes a connecting frame 63 and bolts 64. The connection 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 engagement plate 68 bent from the lower end of the vertical plate 66.

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

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 engagement plate 68 is inserted into the engagement groove 17 of the girder member 5, engages with the girder side engaging portion 18 from below, and engages with the girder side engaging portion 18 in the longitudinal direction A of the girder member 5. It is possible to move freely to Thereby, it becomes possible to move the girder member 5 in the longitudinal direction A of the girder member 5 with respect to the hanging bolt 9.

The lower engagement plate 68 is formed with a screw hole 70 that penetrates in the vertical direction. A female thread is formed on the periphery 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 of the engagement groove 17 of the girder member 5 downward, and the reaction force causes the lower engagement plate 68 of the connection frame 63 to move. By pressing the girder-side engaging portion 18 upward from below, the connection 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 Edge receiving member 9 Hanging bolt (hanging member)
18 Girder side engaging part 28 Clip (connecting member)
29, 30 Clamping piece 32 Clip-side engaging portion B Longitudinal direction of ceiling louver C Longitudinal direction of field edge receiving member

Claims (3)

A mounting structure for a ceiling louver installed in a 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 the ceiling louvers,
A field edge receiving member is spanned 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 girder member is movable in the longitudinal direction of the field edge receiving member,
The ceiling louver is movable in the longitudinal direction of the ceiling louver relative to the girder member,
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, and can be changed in the longitudinal direction of the ceiling louver with respect to the ceiling louver. Ceiling louver mounting structure. The girder member has a top rail;
The upper rail has, in the longitudinal direction, an engagement groove that opens upward and a pair of girder side engagement parts provided on both sides of the engagement groove ,
The girder side engaging portion has a girder side engaging piece bent inward from the upper end of both side walls of the upper rail, and a protruding piece protruding downward from the tip of the girder side engaging piece,
The connecting member consists of a clip,
The clip has a pair of clamping pieces that sandwich the field edge receiving member from both sides, and a clip-side engaging part provided on one clamping piece ,
The clip-side engaging portion includes a clip-side engaging piece protruding outwardly from one holding piece, and a recess formed between both side edges of one holding piece and the clip-side engaging piece. and inserted into the engagement groove of the girder member,
Claim 1, wherein the clip-side engaging piece engages with the spar-side engaging piece from below, and the protruding piece of the spar-side engaging part is inserted into the recess of the clip-side engaging part from above. Ceiling louver mounting structure. A method for mounting a ceiling louver in the mounting structure according to claim 1 or claim 2, comprising:
The field edge receiving member is connected to the lower end of multiple hanging members and suspended.
Connecting the plurality of girder members to the field edge receiving member via the connecting member,
A ceiling louver installation method characterized by connecting a plurality of ceiling louvers to a girder member.

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