JPH07151269A - Fixing device for sprinkler piping - Google Patents

Abstract

PURPOSE:To favourably fix sprinkler piping by utilizing a ceiling plate holding member consisting of a T-shaped steel, independently of the height of the ceiling plate holding member. CONSTITUTION:A sprinkler piping fixing device is equipped with a ceiling plate holding members T having each nearly inverted T-shaped section which are installed in parallel, keeping a prescribed interval, supporting member 1 laid between the T-shaped members, fixing metal fitting 2 which is arranged in the intermediate part of the supporting member 1 and fixes the sprinkler piping B, two installation metal fittings 15 each of which has an engagement part 19 which is formed so as to be engaged on a ceiling plate engagement member T, an insertion part for a supporting member 1, and a screw part 16 having a female screw cut, and a screw 26 for installation which is screwed with the screw part 16 of the installation metal fitting 15. Further, an adjusting member 21 which is interposed between the ceiling plate holding member T and the supporting member 1 and adjusts the installation height of the supporting member 1 is installed on the installation metal fitting 15.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fixing device for a sprinkler pipe arranged on the ceiling.

[0002]

2. Description of the Related Art Conventionally, as a sprinkler pipe,
A straight pipe obtained by cutting a steel pipe into about 30 to 60 cm and an elbow joint were appropriately added, but recently, in order to facilitate the construction, a sprinkler head is attached to one end of a bendable flexible pipe. The thing which connected the attachment pipe for attachment has come to be used. The sprinkler pipe configured with a flexible pipe needs to be fixed more firmly than the conventional sprinkler pipe formed by adding steel pipes, and there is a sprinkler pipe fixing device shown in FIG. 10 for that purpose. . This fixing device includes a supporting member 1, a fixing metal fitting 2 and two mounting metal fittings 28.
And a mounting screw 26.

The support member 1 is installed between ceiling plate holding members A, which are provided in parallel at a predetermined interval and are made of grooved steel having a generally U-shaped cross section. Fixing bracket 2
Is a pipe for sprinkler disposed in an intermediate portion of the support member 1, more specifically, for sandwiching and fixing a mounting pipe B of a sprinkler head including a bend pipe. Mounting bracket
Reference numeral 28 is for attaching the support member 1 to the ceiling plate holding member A, and as shown in FIG.
The engaging portion 29 for engaging with the support member 1 and the inserting portion 30 for inserting the supporting member 1
And a threaded portion 31 in which a female screw is engraved. Mounting screw
The reference numeral 26 is screwed into the screwing portion 31 of the mounting bracket 28.

The support member 1 is attached to the ceiling plate holding member A as follows. That is, first, the support member 1 having the fixing metal fitting 2 disposed in the middle portion is attached to the ceiling plate holding member.
It will be installed between A and A. Next, the locking portion 29 of the mounting member 28 is locked to the ceiling plate holding member A, and the supporting member 1 is inserted into the insertion portion 30. Then, the threaded portion 31 of the mounting bracket 28
By screwing the mounting screw 26 onto the screw and tightening it, the tip of the mounting screw 26 presses the support member 1 downward, and as a result, the support member 1 holds the top of the mounting screw 26 and the ceiling plate. It is clamped by member A.

[0005]

By the way, the ceiling plate holding member is not limited to the one made of groove-shaped steel, and its cross section is approximately inverted T.
Some are made of T-shaped steel in the shape of a letter. However,
In the above, the locking portion of the mounting bracket can be locked to the ceiling plate holding member made of groove-shaped steel, but the locking portion can be locked to the ceiling plate holding member made of T-shaped steel. There was a problem that I could not do it.

Further, in the above-mentioned one, since the supporting member is mounted so as to be mounted on the upper end portion of the ceiling plate holding member,
There is a problem that the mounting height of the supporting member varies depending on the height of the ceiling plate holding member, and in some cases, the mounting pipe cannot be properly fixed. That is, the fixing position of the mounting pipe is determined based on the position where the sprinkler head is to be arranged, but if the mounting height of the support member that supports the fixing bracket for fixing the mounting pipe is too high, the mounting pipe is fixed. The metal fitting cannot clamp the straight pipe part of the mounting pipe made of the bend pipe, and if the mounting height of the support member is too low, the fixing bracket will clamp below the straight pipe part of the mounting pipe, which causes inconvenience. It will end up.

The present invention has been made in view of the above reasons.
A first object of the invention is to provide a sprinkler pipe fixing device that can fix a sprinkler pipe by using a ceiling plate holding member made of T-shaped steel. A second object is to fix the sprinkler pipe by using the ceiling plate holding member, and to fix the sprinkler pipe well regardless of the height of the ceiling plate holding member. An object of the present invention is to provide a fixing device for a pipe for a sprinkler.

[0008]

In order to achieve the above object, a fixing device for a sprinkler pipe according to a first aspect of the present invention is a support installed between ceiling plate holding members provided in parallel at predetermined intervals. Member, a fixing metal piece that is disposed in an intermediate portion of the support member and fixes the sprinkler pipe, and a locking portion that is for attaching the support member to the ceiling plate holding member and that is locked to the ceiling plate holding member. And a mounting member having an insertion portion through which the support member is inserted and a threaded portion on which a female screw is engraved, and a mounting screw screwed into the threaded portion of the mounting metal fitting. In the fixing device, the locking portion of the mounting member is formed so as to be locked to the ceiling plate holding member having a generally inverted T-shaped cross section.

A sprinkler pipe fixing device according to a second aspect of the present invention is provided at a support member that is installed between ceiling plate holding members that are provided in parallel at a predetermined interval, and is disposed at an intermediate portion of the support member. For fixing the sprinkler pipe to the ceiling plate holding member, and for fixing the ceiling plate holding member to the ceiling plate holding member, a locking portion for locking the ceiling plate holding member, an insertion portion through which the supporting member is inserted, and an internal thread. A fixing device for a sprinkler pipe, comprising two mounting brackets each having an installed screwing portion, and a mounting screw screwed into the screwing portion of the mounting bracket, wherein the mounting bracket holds the ceiling plate. An adjusting member is provided between the member and the supporting member to adjust the mounting height of the supporting member.

According to a third aspect of the present invention, there is provided a fixing device for a sprinkler pipe, wherein the adjusting member of the mounting bracket according to the second aspect is provided with a fitting recess into which the supporting member can fit.

The sprinkler pipe fixing device according to a fourth aspect of the invention is bendable to the adjusting member of the mounting bracket according to the third aspect so as to project from the peripheral portion of the fitting recess to block the fitting of the support member. The shield piece is provided.

[0012]

According to the first aspect of the present invention, since the engaging portion of the fitting is formed so as to be engageable with the ceiling plate holding member having a substantially inverted T-shaped cross section, the ceiling plate made of T-shaped steel. The holding member can be used to fix the sprinkler pipe.

According to the second aspect of the invention, the mounting member is provided with the adjusting member interposed between the ceiling plate holding member and the supporting member to adjust the mounting height of the supporting member. The mounting height is appropriate.

According to the third aspect of the present invention, in addition to the function of the second aspect, since the adjusting member of the mounting member is provided with the fitting recess into which the supporting member can be fitted, the fitting recess is formed. When the adjustment member is attached to the mounting bracket so that it is located on the upper side, the mounting height of the support member becomes low, and when the adjustment member is attached to the mounting bracket so that the fitting recess is located on the lower side. ,
The mounting height of the support member increases.

According to the structure of claim 4, in addition to the function of claim 3, the adjusting member of the mounting member is bent so as to project from the peripheral portion of the fitting recess to block the fitting of the supporting member. Since the possible shield piece is provided, the support member can be fitted in the fitting recess by bending the shield piece, and the support member does not fit in the fitting recess unless the shield piece is bent.

Hereinafter, a first embodiment of the present invention will be described with reference to FIGS.
It will be described based on. In addition, the same code | symbol is attached | subjected to the member with the same basic function as the conventional thing. This sprinkler pipe fixing device consists of a support member 1 and a fixing bracket 2
And two mounting brackets 15 and mounting screws 26.

The support member 1 has a substantially rectangular rod shape, and has a substantially T-shaped cross section provided in parallel at predetermined intervals.
It is installed between the ceiling plate holding members T and T made of shaped steel.

The fixing metal fitting 2 is arranged in the middle of the supporting member 1 to fix the sprinkler pipe, more specifically, the mounting pipe B of the sprinkler head. As shown in FIG. 2, the fixing metal fitting 2 is composed of first and second holding pieces 3 and 4 which can be joined and separated so as to sandwich the mounting tube B. First
The second holding pieces 3 and 4 each have an insertion hole 5 into which the support member 1 is inserted. That is, the fixing member 2 is supported by installing the support member 1 inserted into the insertion hole 5 of the fixing member 2 between the ceiling plate holding members T, T.

Further, at one end of the first holding piece 3, a connecting piece 6 having a locking projection piece 7 at its tip is continuously provided. On the other hand, one end of the second holding piece 4 is provided with a locking hole 8 for locking the locking projection piece 7 in a loosely inserted state. That is, the locking projection 7
The first and second clamping pieces by inserting and locking them in the
3,4 combine. On the contrary, by pulling out the locking projection piece 7 from the locking hole 8, the first and second sandwiching pieces 3 and 4 are separated.

Further, the other ends of the first and second holding pieces 3 and 4 are curved so that the facing distance becomes small, and the first and second tightening screw holding portions 9 and 10 are connected from there. That is,
The first holding piece 3 is provided with a first tightening screw holding portion 9, and the second holding piece 4 is provided with a second tightening screw holding portion 10. To the second tightening screw holding portion 10, a rotary shaft 11 having a screw hole 12 having an internal thread engraved on the inner periphery in an intermediate portion is rotatably attached. On the other hand, the first tightening screw holding portion 9 is screwed into the screw hole 12 of the rotary shaft 11 and is rotated by a tightening screw 14 described later.
A screw receiving portion (13) is provided for receiving the shaft portion (14b) so that the shaft portion (14b) can be freely inserted and removed.

The tightening screw 14 is composed of a head portion 14a and a shaft portion 14b, and the shaft portion 14b having a male screw engraved on the outer periphery is screwed into the screw hole 12 of the rotary shaft 11 and is attached to the second tightening screw holding portion 10. Retained. This tightening screw 14 is rotated so that its shaft portion 14b is the first
By tightening with the screw receiving portion 13 of the tightening screw holding portion 9 fitted and fitted, the first and second holding pieces 3 and 4 come close to each other,
Hold the mounting tube B.

The mounting bracket 15 is for mounting the support member 1 to the ceiling plate holding member T, and as shown in FIG. 3, a mounting screw holding piece 16 which is a screwing portion of a mounting screw 26 described later. And a pair of leg pieces 17, 17 which are continuously provided from both ends of one side of the mounting screw holding piece 16. At the center of the mounting screw holding piece 16, a screw hole 18 having an internal thread formed on the inner circumference is provided. The leg piece 17 is bent substantially at a right angle to the mounting screw holding piece 16, and a locking portion 19 for locking the ceiling plate holding member T 1 is provided at the tip end portion thereof. Specifically, the locking portion 19 is
It is formed by folding the tip end of the leg piece 17 into a substantially J-shape so that it can be locked to the upper end of the ceiling plate holding member T 1.
Further, a space between the pair of leg pieces 17 is an insertion portion 20 through which the support member 1 is inserted.

The mounting member 15 has an adjusting member 21 for adjusting the mounting height of the supporting member 1 by interposing it between the ceiling plate holding member T and the supporting member 1. The adjusting member 21 is formed of an iron plate having a substantially rectangular shape, and is cut out in a substantially U shape from the middle part of one long side to the inside.
On both short sides of the adjusting member 21, attachment pieces 22, 22 for attaching to the mounting member 15 are continuously provided. A tongue-shaped engaging claw 23 is provided at the tip of the attachment piece 22 in a protruding manner. Attach this locking claw 23 to the fitting
The adjusting member 21 is slidably attached to the mounting member 15 by bending so as to be locked to the leg pieces 17 of 15. Also,
On both long sides of the adjusting member 21, retaining pieces 24, 24 for preventing the adjusting member 21 from falling off from the mounting member 15 are continuously provided.

Further, the notch portion of the adjusting member 21 is a fitting recess 25 into which the supporting member 1 can be fitted. This mating recess
When the adjusting member 21 is attached to the mounting member 15 so that the 25 is located on the lower side, the supporting member 1 is placed on the retaining piece 24, and as a result, the mounting height of the supporting member 1 is increased. Get higher Then, when the adjusting member 21 is attached to the mounting member 15 so that the fitting recess 25 is located on the upper side, the support member 1 fits into the fitting recess 25 and is fitted inside the retaining piece 24. Mating recess
It will be mounted on the bottom of 25, and as a result, the mounting height of the support member 1 will be low. That is, the adjusting member 21,
By mounting the mounting member 15 in consideration of the position of the fitting recess 25, the height of the mounting height of the supporting member 1 can be adjusted, so that the supporting member corresponding to the height of the ceiling member holding member can be adjusted.
The mounting height of 1 can be moderate.

The mounting screw 26 is screwed into the screw hole 18 of the mounting screw holding piece 16 of the mounting bracket 15. When tightened, the mounting screw 26 presses the support member 1 downward and pulls the mounting member 15 upward.
As a result, the mounting bracket 15 is fixed and the support member 1
Is attached to the ceiling plate holding member T.

The support member 1 is attached to the ceiling plate holding member T as follows. That is, first, the locking portion 19 of the mounting member 15 is locked to the ceiling plate holding member T 1, and the adjusting member 21 is slid and placed on the upper end of the ceiling plate holding member T 1. Next, the support member 1 having the fixing metal fitting 2 arranged in the middle is inserted into the insertion portion 20 of the mounting metal fitting 15 and is installed between the ceiling plate holding members T, T. Then, the mounting screw 26 screwed into the screwed portion of the mounting bracket 15 is tightened. As a result, the mounting member 15 is fixed and the support member 1 is attached to the ceiling plate holding member T 1.

In such a fixing device, when the supporting member 1 is mounted on the ceiling plate holding member T1 having a relatively low height, the adjusting member 21 is mounted on the mounting bracket 15 so that the fitting recess 25 is located on the lower side. Attached and relatively high ceiling plate holding member T2
When the support member 1 is mounted on the mounting member 15, the mounting member 15 is attached with the adjusting member 21 so that the fitting recess 25 is located on the upper side, so that the mounting height of the supporting member 1 becomes appropriate.
Therefore, the sprinkler pipe can be satisfactorily fixed regardless of the height of the ceiling plate holding member T 1. Further, since the mounting height of the supporting member 1 can be adjusted in two ways by one adjusting member 21, it is not necessary to prepare a large number of adjusting members having different sizes, and the manufacturing cost can be reduced. The mounting height of the member 1 can be adjusted efficiently.

It is needless to say that the adjusting member may be provided on a mounting member having an engaging portion formed so as to engage with a ceiling plate holding member having a generally U-shaped cross section. Further, the fixing metal fittings are not limited to those described in the embodiments, and the point is that the fixing metal fittings fix the attachment pipe at the intermediate portion of the support member.

Next, a second embodiment of the present invention will be described with reference to FIGS.
It will be described based on. The members having the same basic functions as those of the first embodiment are designated by the same reference numerals and the description thereof will be omitted.

The adjusting member 21 of the mounting bracket 15 of this fixing device is provided with a bendable shield piece 27. Shielding piece 27
Is provided so as to project from the peripheral portion of the fitting recess 25, and blocks the fitting of the support member 1 into the fitting recess 25. Therefore, when the adjustment member 21 is attached to the mounting member 15 so that the fitting recess 25 is located on the lower side, the support member 1 is not accidentally fitted into the fitting recess 25, and the support member 1 can be quickly mounted. The mounting work of the support member 1 can be performed. Further, when the adjusting member 21 is attached to the mounting member 15 so that the fitting recess 25 is located on the upper side, the support member 1 is fitted in the fitting recess 25 by bending the shielding piece 27. You can

[0031]

In the fixing device for a sprinkler pipe according to the first aspect of the present invention, the fitting portion of the fitting is formed so as to be engaged with the ceiling plate holding member having a generally inverted T-shaped cross section.
It is possible to fix the sprinkler pipe by using the ceiling plate holding member made of shaped steel.

Further, in the apparatus for fixing a sprinkler pipe according to the second aspect of the present invention, the mounting member is provided with an adjusting member which is interposed between the ceiling plate holding member and the supporting member to adjust the mounting height of the supporting member. The mounting height of the support member becomes appropriate. Therefore, the sprinkler pipe can be satisfactorily fixed regardless of the height of the ceiling plate holding member.

Further, in the fixing device for a sprinkler pipe according to a third aspect of the present invention, in addition to the effect of the second aspect, a fitting concave portion into which the supporting member can be fitted is provided in the adjusting member of the fitting, so that the fitting member is fitted. If the adjustment member is attached to the mounting bracket so that the fitting recess is located on the upper side, the mounting height of the support member will be lower, and the adjustment member will be attached to the mounting bracket so that the fitting recess is located on the lower side. In that case, the mounting height of the support member becomes high.
Therefore, the mounting height of the support member can be adjusted in two ways with one adjusting member, and the mounting height of the support member can be efficiently adjusted.

According to the third aspect of the present invention, in addition to the effects of the third aspect, the fixing device for the sprinkler pipe projects from the peripheral portion of the fitting recess into the adjusting member of the mounting bracket to block the fitting of the supporting member. Since the folding shield piece is provided, the support member can be fitted into the fitting recess by bending the shield piece, and the support member does not fit into the fitting depression unless the shield piece is bent. Therefore, when attaching the adjusting member to the mounting bracket so that the fitting recess is located on the lower side, the support member may be accidentally fitted into the fitting recess if the shielding piece is not bent. Can be reduced, and the support member can be quickly attached.

[Brief description of drawings]

FIG. 1 is a front view showing a first embodiment of the present invention.

FIG. 2 is a perspective view of the fixing bracket.

FIG. 3 is a perspective view of the mounting bracket.

FIG. 4 is a perspective view showing a state in which the mounting bracket is locked to a ceiling plate holding member.

FIG. 5 is a side view showing a state in which the mounting bracket is locked to the ceiling plate holding member.

FIG. 6 is a perspective view showing a state in which a support member is fitted in a fitting concave portion of an adjusting member of the attachment fitting.

FIG. 7 is a front view showing a state in which a support member is fitted in a fitting concave portion of an adjusting member of the attachment fitting.

FIG. 8 is a perspective view showing a second embodiment of the present invention.

FIG. 9 is a perspective view showing a state in which a shielding piece of the adjusting member of the mounting bracket is bent.

FIG. 10 is a front view showing a conventional example.

FIG. 11 is a perspective view of the mounting bracket.

[Explanation of symbols]

 1 Support member 2 Fixing bracket 15 Mounting bracket 16 Mounting screw holding piece 19 Locking part 20 Insertion part 21 Adjusting member 25 Fitting recess 26 Mounting screw T Ceiling board holding member B Mounting pipe

Claims (4)

[Claims] 1. A support member that is installed between ceiling plate holding members that are provided in parallel at a predetermined interval, a fixing metal piece that is provided in an intermediate portion of the support member and that fixes a sprinkler pipe, and a support member. For attaching to the ceiling plate holding member, and two mounting brackets having a locking portion for locking the ceiling plate holding member, an insertion portion through which the support member is inserted, and a screwing portion engraved with a female screw. And a mounting screw screwed into a threaded portion of the mounting bracket, in a sprinkler pipe fixing device, wherein the locking portion of the mounting bracket has a substantially inverted T-shaped ceiling plate holding member in cross section. A sprinkler pipe fixing device, characterized in that it is formed so that it can be locked to. 2. A support member which is installed between ceiling plate holding members which are provided in parallel at a predetermined interval, a fixing member which is arranged in an intermediate portion of the support member and fixes a sprinkler pipe, and a support member. For attaching to the ceiling plate holding member, and two mounting brackets having a locking portion for locking the ceiling plate holding member, an insertion portion through which the support member is inserted, and a screwing portion engraved with a female screw. And a mounting screw screwed into a threaded portion of the mounting bracket, the sprinkler pipe fixing device comprising: a mounting member that is interposed between the ceiling plate holding member and the supporting member; A fixing device for a sprinkler pipe, comprising an adjusting member for adjusting a mounting height. 3. The adjusting member of the mounting member is provided with a fitting recess into which a supporting member can be fitted.
Fixing device for the sprinkler pipe described. 4. The sprinkler for a sprinkler according to claim 3, wherein the adjusting member of the mounting member is provided with a bendable shield piece that protrudes from a peripheral edge portion of the fitting recess and blocks fitting of the support member. Fixing device for piping.