JP2000002365A - Hanging metal fixture for piping - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a hanging metal fixture for piping which can simply perform a fixing operation for a piping to the body of the hanging metal piece, can work well with varying diameter of piping, can generate alignment when it is attached to a ceiling bolt, and can perform smoothly the fit-in operation of the piping. SOLUTION: This hanging metal fixture 1 for piping is composed of a metal fixture body 5 furnished continuously with a U-form piping receptacle 4 in the lower part of a dangling part 3 provided at one end of a top plate 2, a nut 7 installed rotatably on the top plate 2 and engaged with a ceiling bolt, and a piping holding member 8 to be attached removably between midway of the dangling part 3 of the metal fixture body 5 and the top of the piping receptacle 4. The piping holding member 8 can be fixed to the metal fixture body 5 with positional adjustability in the vertical direction so that it can work well with varying diameter of piping, and in a position under the top plate 2 and in proximity to the nut 7, a turn stop part is provided whose forefront confronts the lower part of the threaded hole of the nut 7 and abuts to the ceiling bolt when the nut 7 is fitted on the ceiling bolt, whereby the alignment of the metal fixture body 5 can be established.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hanging metal fitting for piping for supporting a piping such as a refrigerant pipe for air conditioning, which is attached to a ceiling hanging bolt.

[0002]

2. Description of the Related Art When arranging a refrigerant pipe or wiring for air conditioning on a ceiling, a pipe hanging bracket is attached to a ceiling hanging bolt.
Refrigerant pipes, wiring, and the like are supported in a suspended manner by the pipe hanging fittings.

[0003] A conventional pipe hanging metal fitting uses a strip-shaped metal plate, and a U-shaped pipe receiving portion is formed below a hanging part provided at one end of a top plate to form a hanging metal fitting body. A nut member screwed to the ceiling suspension bolt is rotatably attached to the top plate, and a band insertion hole is provided in the middle of the hanging part and the upper end of the pipe receiving part.

In order to support a pipe with the pipe hanging fitting, a nut member is screwed into a ceiling hanging bolt to attach the hanging fitting main body in a suspended manner, and then piping or wiring such as a refrigerant pipe is connected to a pipe receiving portion. And a band for binding is inserted into a band insertion hole provided in the middle of the hanging part and at the upper end of the pipe receiving part, and the band is bound so as to wind around the pipe and the pipe receiving part. The piping is fixed to the main body.

[0005]

By the way, in the above-described conventional pipe suspending fitting, a binding band is used to fix the pipe to the suspending fitting main body, and the binding band is inserted into the band insertion hole. It takes time and effort to tighten the pipe and the periphery of the pipe receiving portion through the pipe, and it is particularly difficult to bind the pipe because it is performed at a high place.

When piping such as a refrigerant pipe for air conditioning is arranged on the ceiling, a plurality of hanging metal fittings are arranged at appropriate intervals.
The middle of the pipe must be sequentially fitted into each hanging bracket body, but the conventional piping hanging bracket has a nut member that is rotatable, so when the hanging bracket body is attached to the ceiling hanging bolt, The hanging bracket main body becomes rotatable with respect to the ceiling hanging bolt, making it difficult to align the direction of each hanging bracket main body attached to the ceiling hanging bolt in a fixed direction, and making it difficult to fit a pipe into the hanging bracket main body. There's a problem.

Accordingly, an object of the present invention is to easily fix a pipe to a hanging bracket main body, to cope with a change in the diameter of the pipe, and to fix the pipe in a fixed direction when attached to a ceiling hanging bolt. An object of the present invention is to provide a pipe hanging bracket that can be aligned and that can smoothly perform a pipe fitting operation.

[0008]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, a first aspect of the present invention is a suspension system in which a U-shaped pipe receiving portion is coupled to a lower portion of a hanging portion provided at one end of a top plate. A metal fitting body, a nut member rotatably attached to the top plate, and screwed to a ceiling hanging bolt; and a detachable portion between the above-mentioned hanging part of the hanging metal fitting body and an upper end of a pipe receiving portion. A structure is adopted in which the pipe holding member is attached so that the position of the pipe holding member can be adjusted vertically with respect to the hanging bracket main body.

According to a second aspect of the present invention, in the first aspect of the present invention, the nut member is screwed to the ceiling suspension bolt at the lower portion of the top plate at a position close to the nut member and the tip thereof faces the lower portion of the screw hole of the nut member. In such a case, a configuration is provided in which a detent portion is provided in which the tip abuts on the ceiling suspension bolt.

[0010]

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

As shown in the figure, a hanging metal fitting 1 for a pipe is made of a strip-shaped metal plate, and a U-shaped pipe receiving part 4 is formed below a hanging part 3 provided at one end of a top plate 2. Hanging bracket body 5
And a nut member 7 rotatably attached to the top plate 2 and screwing to a ceiling suspension bolt 6, between the above-mentioned hanging portion 3 of the hanging bracket main body 5 and the upper end of the pipe receiving portion 4. And a pipe holding member 8 which is detachably attached to the pipe.

The hanging fitting body 5 is provided with a locking hole 9 for the pipe holding member 8 in the middle of the hanging part 3, and the insertion section 1 of the pipe holding member 8 is provided at the upper part of the pipe receiving part 4 at opposing positions on both sides.
0 and 11 are provided.

The locking hole 9 has a slightly narrower width than the pipe holding member 8 and a wide portion 9b wider than the width of the pipe holding member 8 provided at the upper end of a vertically narrow portion 9a. It has become.

The insertion portions 10 and 11 are provided in the pipe receiving portion 4.
Is formed by making two upper and lower cuts longer than the width of the pipe holding member 8 and projecting the portion between the cuts outward. A screw 12 for pressing and fixing the holding member 8 is attached.

The pipe holding member 8 is formed by bending a narrow strip-shaped metal plate into an L-shape, and the long piece 8a is longer than the space between the opposing surfaces of the pipe receiving portion 4, and is provided on both sides of the tip. A notch 13 is provided for locking in the narrow portion 9 a of the locking hole 9, and the short piece 8 b is inserted into the insertion portion 10.

Therefore, the pipe holding member 8 can be detachably attached to the hanging bracket main body 5, and can be moved up and down by using the fitting portion between the short piece 8 b and the insertion portion 10 as a guide in a range above and below the locking hole 9. The position can be adjusted freely.

FIGS. 3 and 4 show a mounting structure of the nut member 7 with respect to the top plate 2. A cylindrical portion 14 is provided at a lower end of the nut member 7 and a large-diameter flange 15 is provided below the cylindrical portion 14. The nut member 7 penetrates through the center of the top plate 2 and the cylindrical portion 14
Is formed, and the nut member 7 is inserted into the hole 16 from below to form a retaining shape upward with the flange 15, and the rotation preventing portions 17 provided on both sides of the top plate 2 sandwiching the hole 16.
Supports the lower surface of the flange 15, prevents the nut member 7 from falling down, and holds the nut member 7 rotatably.

The anti-rotation portion 17 is formed by bending the gap between the two cuts made on the top plate 2 on both sides of the hole 16 downward, and
As shown in FIG. 4 (A), the distal end thereof faces the lower part of the screw hole 7a of the nut member 7 by an appropriate length, and the nut member 7 is attached to the ceiling suspension bolt 6 as shown in FIG.
When the screw is screwed into the ceiling suspension bolt, the tip thereof comes into contact with the ceiling suspension bolt 6.

The detent 17 is provided with a ceiling suspension bolt 6
When the nut member 7 is screwed into the ceiling suspension bolt 6, a notch 18 is provided at the position of the tip end so that the nut 1 can penetrate the nut member 7.
7 is bent from the notch 18 so that the ceiling suspension bolt 6 can penetrate the nut member 7, and the bent portion presses against the ceiling suspension bolt 6, thereby forming the ceiling suspension bolt 6. The hanging fitting main body 5 is made to have a detent shape with respect to 6, so that the posture of the hanging fitting main body 5 can be maintained.

The pipe hanging metal fitting of the present invention is configured as described above. The nut member 7 is screwed into the ceiling hanging bolt 6, and the hanging metal body 5 is attached to the ceiling hanging bolt 6 in a suspended manner.

When the nut member 7 is screwed into the ceiling suspension bolt 6, as shown in FIG. 4B, the ceiling suspension bolt 6 that has penetrated the nut member 7 has the rotation stoppers 17 located on both lower sides of the nut member 7. Is pushed open, and the tip of the detent part 17 bent from the notch 18 presses against the ceiling suspension bolt 6, so that the suspension metal body 5 is in a detent shape with respect to the ceiling suspension bolt 6. 5 can be held, and when a plurality of hanging metal bodies 5 are arranged, the direction of the hanging metal bodies 5 can be made uniform, and the work of fitting the pipe A into the hanging metal body 5 can be performed smoothly.

After attaching the hanging metal body 5 to the ceiling hanging bolt 6, the pipe A is inserted into the pipe receiving portion 4 of the hanging metal body 5.
And the wiring B are fitted and supported, and then the pipe holding member 8 is fitted.
Facing the upper part of the pipe receiving portion 4, the tip of the long piece 8 a is inserted into the wide portion 9 b of the locking hole 9, and the lower end of the short piece 8 b is inserted into the insertion portion 10. Holding member 8
The notch 13 provided at the tip of the long piece 8a was engaged with the narrow portion 9a of the locking hole 9, and the lower surface of the long piece 8a was pressed onto the pipe A as shown in FIG. In the state, the insertion part 1
If the screw 12 attached to the pipe 0 is screwed in and the pipe holding member 8 is fixed to the hanging fitting main body 5, the support of the pipe A and the wiring B is completed.

As described above, the fixed position of the pipe holding member 8 can be adjusted up and down, so that it can cope with a change in the diameter of the pipe A or the wiring B and the hanging part of the pipe receiving portion 4. The insertion part 11 provided on the 3 side inserts the end of the pipe holding member 8, temporarily sets the pipe holding member 8 on the hanging metal body 5, and connects the pipe when attaching the hanging metal body 5 to the ceiling hanging bolt 6. This is for enabling the pressing member 8 to be used immediately.

[0024]

As described above, according to the present invention, a hanging bracket body having a U-shaped pipe receiving portion coupled to a lower portion of a hanging portion provided at one end of a top plate, and a rotatably mounted to the top plate. A nut member attached and screwed to the ceiling suspension bolt,
A pipe holding member detachably attached between the above-mentioned hanging part of the hanging fitting main body and the upper end of the pipe receiving portion, and the pipe holding member can be fixed to the hanging fitting main body so as to be vertically adjustable. As a result, even if the diameter of the pipe or wiring that fits into the pipe receiving part of the bracket body changes, the pipe or wiring can be fixed to the pipe receiving part, and the pipe holding member can be fixed with screws. The work of fixing piping and wiring can be easily and efficiently performed.

Further, when the nut faces the lower part of the screw hole of the nut member at a position below the top plate and close to the nut member, and the nut member is screwed into the ceiling hanging bolt, the tip ends with respect to the ceiling hanging bolt. Since the rotation stop part is provided, the hanging metal body attached to the ceiling hanging bolt is made to have a detent shape, the direction of the hanging metal body can be fixed, and pipes and wiring can be fitted to the pipe receiving part of the hanging metal body. At this time, even if the pipe or wiring hits the hanging fitting main body, the posture of the hanging fitting main body does not change, and the work of fitting the pipe or wiring can be performed easily and efficiently.

[Brief description of the drawings]

FIG. 1 is a perspective view of a pipe hanging bracket.

FIG. 2 is a vertical cross-sectional view of a hanging bracket for piping.

FIG. 3 is a bottom view along arrow III-III in FIG. 2;

FIG. 4A is an enlarged cross-sectional view showing a mounting structure of a nut member, and FIG. 4B is an enlarged cross-sectional view showing a mounting state of the nut member on a ceiling suspension bolt.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Hanging fitting for piping 2 Top plate 3 Hanging part 4 Pipe receiving part 5 Hanging fitting main body 6 Ceiling hanging bolt 7 Nut member 8 Pipe holding member 9 Lock hole 10, 11 Insertion part 12 Screw 17 Detent part

Claims (2)

[Claims] 1. A hanging bracket main body in which a U-shaped pipe receiving portion is coupled to a lower part of a hanging part provided at one end of a top plate, and a rotatably mounted to the top plate and screwed to a ceiling suspension bolt. A mating nut member, and a pipe holding member detachably attached between the above-mentioned hanging part of the hanging metal body and the upper end of the pipe receiving portion, and the pipe holding member is vertically moved with respect to the hanging metal body. Hanging fitting for piping that can be fixed so that its position can be adjusted. 2. In the lower part of the top plate, near the nut member,
The pipe suspension according to claim 1, wherein the tip end faces a lower part of the screw hole of the nut member, and a detent portion is provided, the tip end of which contacts the ceiling suspension bolt when the nut member is screwed into the ceiling suspension bolt. Metal fittings.