JP2001021065A - Support fixing part for sprinkler pipe - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a support fixing part for a sprinkler pipe, capable of quickly deciding the attaching position of a fixing metal fitting to a ceiling slab or a ceiling beam once the attaching position of a sprinkler head is decided, and facilitating execution without generating any attaching positional shifting of the sprinkler head. SOLUTION: In a support fixing part for a sprinkler pipe, constructed in such a manner that a joint 1 for connecting a sprinkler head S to a branch pipe P is supported and fixed to a ceiling slab or ceiling beam T by a fixing metal fitting 2, the center position of the fixing hole 211a of the fixing metal fitting 2 to the ceiling slab or ceiling beam T is set on the extension line A of the center position of a sprinkler head connection port 12.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sprinkler pipe supporting and fixing portion for fixing a spliner pipe to a branch slab or a ceiling beam with a fixing fitting in a sprinkler pipe in which a sprinkler head is connected to a branch pipe via a joint. is there.

[0002]

2. Description of the Related Art Conventionally, as a fixture for fixing a joint to a building part in a sprinkler pipe in which a sprinkler head is connected to a branch pipe via a joint, for example, Japanese Unexamined Patent Publication No. H8-24360 discloses a fitting. As shown in
A standing piece a which is a mounting piece for mounting the elbow d;
There is known an L-shaped fixture including a horizontal piece b which is a fixing piece for fixing to a ceiling beam c.

An elongate hole is provided in the upright piece a of the mounting tool so that the upright piece a matches the mounting surface of the elbow d.
The elbow d is fixed to the mounting fixture by a mounting screw e which is a mounting piece for mounting the elbow d on the standing piece a. By shifting the insertion position of the mounting screw e into the long hole, the vertical mounting position of the elbow d with respect to the ceiling beam c, that is, the vertical mounting position of the sprinkler head f can be adjusted. Then, the sprinkler head f fixed to the fixture through the elbow d is such that the horizontal piece b of the fixture matches the ceiling beam c, and is fixed to the ceiling beam c using two inserts g as the fixture. Is available.

In order to fix the sprinkler head f at a predetermined position on the ceiling beam c via the elbow d using this conventional mounting tool, first, the center position of the sprinkler head f is determined by marking or the like, and the position is determined. From the horizontal piece b of the fixture
It is necessary to again measure and mark the position corresponding to the two fixing holes provided in, and to match the fixing hole of the horizontal piece b to the marking position, and fix it to the ceiling beam c with two inserts g. there were.

At this time, the elbow d to be connected, that is, the center position of the sprinkler head f, is not limited to the case where the marking positions corresponding to the two fixing holes are displaced from each other, but the case where only one position is displaced. In this case, there is a problem that the positioning operation is difficult. or,
If the sprinkler head f is disposed with its center position shifted, there is a possibility that sufficient fire extinguishing performance cannot be obtained. Further, there is also a problem that the fixing operation is complicated because it is necessary to fix the two places accurately.

[0006]

SUMMARY OF THE INVENTION The present invention solves the above-mentioned conventional problems. When the mounting position of the sprinkler head is determined, the mounting position of the fixing bracket to the ceiling slab or the ceiling beam can be determined immediately. An object of the present invention is to provide a sprinkler pipe support / fixing portion that can be easily installed without causing a shift in a mounting position of a head.

[0007]

According to a first aspect of the present invention, a joint for connecting a sprinkler head to a branch pipe is supported and fixed to a ceiling slab or a ceiling beam via a fixing bracket. A sprinkler pipe support fixing part, wherein a center position of a fixing hole of the fixing bracket to the ceiling slab or a ceiling beam is provided on an extension of a center position of a sprinkler head connection port of the joint. It is a support fixing part.

The invention described in claim 2 of the present application (Invention 2)
Is a support fixing part for sprinkler piping according to the first aspect of the present invention, wherein the fixing fitting has means for vertically adjusting the mounting height of the joint.

The invention described in claim 3 of the present application (the present invention 3)
The fixing bracket is composed of a fixing tool for the ceiling slab or the ceiling beam, and a support tool for supporting the joint on the fixing tool, and one of them has one or more lengths along the vertical direction. The sprinkler pipe support / fixing portion according to claim 2, wherein a hole is provided, and one or more projections inserted into the long hole are provided on the other side.

[0010] The invention described in claim 4 of the present application (Invention 4)
According to the second aspect of the present invention, at least one of the fixing bracket and the joint is provided with one or more long holes along the vertical direction, and the other is provided with one or more protrusions inserted into the long holes. It is a support fixing part for sprinkler piping of the description.

The invention described in claim 5 of the present application (the present invention 5)
The sprinkler pipe supporting and fixing part according to any one of the present inventions 2 to 4, wherein the elongated hole and the projection are paired, and a guide is provided near one of the elongated hole and the parallel to the elongated hole. is there.

[0012]

According to the sprinkler pipe support fixing part of the first aspect of the present invention, the center position of the fixing hole of the fixing bracket to the ceiling slab or the ceiling beam is provided on an extension of the center position of the sprinkler head connection port of the joint. By having
Once the attachment position of the sprinkler head is determined, the attachment position of the fixture to the ceiling slab or ceiling beam is immediately determined. Also, when mounting, even if the fixing bracket rotates slightly,
Since the rotation is performed about the center position of the fixing hole, the mounting position of the sprinkler head does not shift.

According to a second aspect of the present invention, there is provided a sprinkler pipe supporting / fixing portion, wherein the fixing bracket has means for vertically adjusting the mounting height of the joint. It is possible to easily adjust the mounting height of the joint.

According to a third aspect of the present invention, in the supporting and fixing portion for sprinkler piping, the fixing member is constituted by a fixing member to the ceiling slab or the ceiling beam, and a supporting member to support the joint by the fixing member. Either one is provided with one or more long holes along the up-down direction, and the other is provided with one or more protrusions inserted into the long holes, so that the protrusions are formed along the long holes. Since the sliding can be performed, the mounting height of the joint according to the height of the ceiling can be easily adjusted.

According to a fourth aspect of the present invention, there is provided a support fixing portion for sprinkler piping, wherein at least one of the fixing bracket and the joint is provided with at least one elongated hole extending in the vertical direction, and the other is inserted into the elongated hole. The provision of the one or more protrusions allows the protrusions to be slid along the elongated holes, so that the height of the joint can be easily adjusted according to the height of the ceiling.

According to a fifth aspect of the present invention, there is provided a support and fixing portion for a sprinkler pipe, wherein the long hole and the projection are paired, and a guide is provided near one of them in parallel with the long hole. The mounting height of the joint can be adjusted up and down along, so that the mounting height of the joint can be easily adjusted according to the height of the ceiling.

[0017]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing an example of a sprinkler pipe supporting and fixing portion of the present invention, and FIG. 2 is a perspective view showing a state before assembly. As shown in FIG. 1 and FIG. 2, the support fixing part for sprinkler piping of this example includes:
An elbow-type joint 1 for connecting the sprinkler bed S to the branch pipe P, and a fixture 2 for supporting and fixing the joint 1 to a ceiling slab or a ceiling beam T.

The elbow type joint 1 has a branch pipe connecting portion 11 at one end.
And a sprinkler connecting portion 12 provided at the other end. The fixture 2 includes a fixture 21 fixed to the ceiling slab or the ceiling beam T, a support 22 interposed between the elbow joint 1 and the fixture 21, and a band for fixing the joint 1 to the support 22. 23.

The fixture 21 is formed by connecting a horizontal plate 211 and a vertical plate 212 in an inverted L-shape. One fixing hole 211a for fixing to the ceiling slab or the ceiling beam T with a bolt is provided at the center of the horizontal plate 211. Vertical plate 21
Reference numeral 2 denotes a vertically long one, and a long hole 212 extends in the longitudinal direction.
a is provided.

The support 22 has a horizontal plate 2 on the lower edge of the vertical plate 221.
An upper edge of a central portion of the plate 22 is formed of a plate-like body connected so as to form an inverted T-shape, and a protrusion 221a having an external thread on an outer surface is provided on one surface of the vertical plate 221 so as to protrude to the side. The wing nut 223 can be screwed into the male screw. Both ends of the horizontal plate 222 are provided with through holes 2 respectively.
22a and 222b are provided. A guide plate 221b is provided on one side edge of the vertical plate 221 to protrude toward the protrusion 221 along the longitudinal direction.

The band 23 is provided with flange portions 2 at both ends of the saddle portion 231.
32, 233 are provided.
Through holes 232a and 233a are provided in the central portion of 233 at portions corresponding to the through holes 222b and 222c provided in the horizontal plate 221 of the support tool 22.

The sprinkler head connection portion 12 of the joint 1 is sandwiched between the horizontal plate 222 of the support member 22 and the band 23, and the through holes 222 a and 222 b of the horizontal plate 222 and the band 2
A screw 234 is inserted into the through holes 232a and 233a of the third, a nut 235 is tightened, and the elbow joint 1 is fixed to the support 22.

The center position of the fixing hole 211a of the horizontal plate 211 of the fixing member 21 of the fixing member 2 to the ceiling slab or the ceiling beam T is determined by the sprinkler head connection port 12 of the elbow type joint 1.
Is provided on the extension line A at the center position of Further, while maintaining this state, the projection 221a of the support 22 is
The first vertical plate 212 is inserted into the long hole 212a,
Along with the wing nut 223 at a predetermined height.
By tightening, the height can be adjusted.

The process of installing the sprinkler pipe support fixing portion of this embodiment will be described with reference to FIGS. First, the fixture 21 and the support 22 of the fixture 2 are separated.

A mark is made on a portion of the ceiling slab or the ceiling beam T which is to be the center position of the sprinkler head S. The fixing tool 21 is fixed to the position with a fixing member such as a screw nail so that the center position of the fixing hole 211a of the horizontal plate 211 is matched.

Next, the horizontal plate 222 of the support 22 and the band 2
3, the sprinkler head connection portion 12 of the elbow joint 1 is sandwiched between the through-holes 222a, 222b of the horizontal plate 222.
And screws 234 in the through holes 232a and 233a of the band 23.
And the joint 1 is fixed to the support 22 by tightening with the nut 235.

In this state, the support member 22 is
a into the long hole 212a of the vertical plate 212 of the fixture 21,
The guide plate 221b slides along one side surface of the vertical plate 212, slides along the long hole 212a, and tightens the wing nut 223 at a predetermined height to adjust the height while fixing. Supported by the tool 21. At this time,
The center position of the fixing hole 211a of the fixture 21 of the fixture 2 to the ceiling slab or the ceiling beam T is provided on the extension line A of the center position of the sprinkler head connection port 12 of the elbow joint 1. I have.

FIG. 3 is a perspective view showing another example of a support fixture for sprinkler piping according to the present invention. The support fixture for sprinkler piping in this example is a sprinkler bed S
And a fixing fitting 4 for supporting and fixing the joint 3 to a ceiling slab or a ceiling beam.

The elbow joint 3 has a branch pipe connecting portion 31 at one end.
The sprinkler connecting portion 32 is provided at the other end, and the sprinkler connecting portion 32 is provided with a projection 33 provided with a male screw on an outer surface protruding laterally. A wing nut 34 can be screwed into the projection.

The fixing bracket 4 includes a horizontal plate 41 fixed to a ceiling slab or a ceiling beam, a vertical plate 42 hanging down from one edge of the horizontal plate 41, and both side edges of the vertical plate 42 projecting toward the horizontal plate 41. The guide plates 43 are provided integrally with each other.

At the center of the horizontal plate 41, a fixing hole 41 for fixing to a ceiling slab or a ceiling beam with a bolt is provided at the center.
1 is provided. The vertical plate 42 is formed of a vertically long plate, and has a long hole 421 along the longitudinal direction.

The center position of the fixing hole 411 of the fixing member 4 to the ceiling slab or the ceiling beam is provided on an extension line A of the center position of the sprinkler head connection port 32 of the elbow joint 3. While maintaining this state, the elbow joint 3
Is inserted into the long hole 421 of the vertical plate 42 of the fixture 4 and the guide plate 43 is slid along the long hole 421 so as to slide the side surface of the joint 3 to the predetermined height. The height can be adjusted by tightening the wing nut 34.

The construction process of the sprinkler pipe support fixing portion of this embodiment will be described with reference to FIG.

A mark is made on a portion of the ceiling slab or ceiling beam that is to be the center position of the sprinkler head S. The fixing tool 4 is fixed to the position with a fixing member such as a screw nail so that the center position of the fixing hole 411 matches.

Next, the projections 33 of the elbow type joint 3 are inserted into the long holes 421 of the vertical plate 42 of the fixture 4, and the guide plates 43, 4
3 is slid along the elongated hole 421 so that the side surface of the joint 3 is slid, and the wing nut 34 is tightened at a predetermined height to adjust and support the height. At this time, the center position of the fixing hole 411 of the fixing bracket 4 to the ceiling slab or the ceiling beam is provided on the extension line A of the center position of the sprinkler head connection port 32 of the elbow joint 3.

[0036]

As described above, the sprinkler pipe supporting and fixing portion of the present invention is as described above. Therefore, if the mounting position of the sprinkler head is determined, the mounting position of the fixing bracket to the ceiling slab or ceiling beam can be determined immediately. Thus, the sprinkler head can be easily installed without causing a shift in the mounting position.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an example of a support fixing portion for a sprinkler pipe of the present invention.

FIG. 2 is a perspective view showing a state before construction, although shown in FIG.

FIG. 3 is a perspective view showing a state before construction of another example of the support fixing portion for sprinkler piping of the present invention.

FIG. 4 is a front view showing an example of a conventional example.

[Explanation of symbols]

 1, 3 Joint 2, 4 Fixing bracket 11, 31 Branch pipe connection port 12, 32 Sprinkler head connection port 221a, 33 Projection 21 Fixture 22 Support tool 43, 222b Guide plate 212a, 421 Slot S Sprinkler head P Branch pipe T Ceiling slabs or beams

Claims (5)

[Claims] 1. A sprinkler piping support fixing portion for supporting and fixing a joint connecting a sprinkler head to a branch pipe to a ceiling slab or a ceiling beam via a fixing metal, wherein the ceiling slab or the ceiling beam of the fixing metal is used. A center position of the fixing hole for the sprinkler pipe is provided on an extension of a center position of the sprinkler head connection port of the joint. 2. The sprinkler pipe support and fixing part according to claim 1, wherein the fixing fitting has means for vertically adjusting a mounting height of the joint. 3. The fixing bracket is composed of a fixture for the ceiling slab or ceiling beam, and a support for supporting the joint on the fixture, and one of the fixtures extending vertically. The support fixing part for a sprinkler pipe according to claim 2, wherein the long hole is provided, and one or more protrusions inserted into the long hole are provided on the other side. 4. One or more elongated holes along the vertical direction are provided in one of the fixing bracket and the joint, and the other is provided with one or more projections inserted into the elongated holes. The support fixing part for sprinkler piping according to claim 2, characterized in that: 5. The slot according to claim 2, wherein the elongated hole and the projection are paired, and a guide is provided near one of the elongated hole and the parallel to the elongated hole. The support fixing part for sprinkler piping as described.