JP2901931B2 - Piping support bracket - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pipe support used for piping a building.

[0002]

2. Description of the Related Art A level band used for piping a drain pipe to a floor of a building frame is known as a pipe support fitting of this type.

[0003] According to this, a pair of screw rods is used in a standing state on a base plate for fixing a building frame, and a nut pipe is provided between the pair of screw rods by tightening a nut to form a pipe pipe passing between the screw rods. A curved band (piping band) of opposed arrangement which is sandwiched and supported on the outer peripheral side thereof is provided. At this time, the curved band of opposed arrangement is integrated integrally between the pair of screw rods to form a single curved band. More specifically, it is formed to include a band portion having an arcuate surface and a fastening piece having a threaded rod insertion hole projecting from both ends in the longitudinal direction thereof.

[0004]

However, in this case, there is a problem that the piping work is complicated and the workability is not always good.

[0005] That is, in this piping support fitting, the piping pipe is passed between a pair of screw rods and is sandwiched and supported by a curved band that is installed facing the piping pipe. When brought into the site, the curved band oppositely arranged is set in a set of curved bands with nuts fastened between a pair of screw rods. In addition, it is necessary to remove at least one pair of tightening nuts from the upper side from the threaded rod, and remove the upper side curved band, and after passing the piping pipe, drop the curved band between the pair of threaded rods. It is necessary to re-screw the pair of tightening nuts on the threaded rod by mounting
Since a relatively long one having a length of about 15 cm is used, the necessity of removing and re-threading the fastening nut within a predetermined length of the screw rod in particular imposes a complicated operation on the operator. As a result, the workability of the piping work is impaired.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and a problem to be solved is to directly clamp and support a piping pipe while a curved band of an opposed arrangement is set between a pair of screw rods. It is an object of the present invention to provide a pipe support fitting which can improve the workability of the pipe work.

[0007]

Means for Solving the Problems According to the present invention, according to the present invention, one curved band opposed to the other is divided into a pair of curved bands, each of which is rotatable with respect to a pair of screw rods. The pipes can be received by opening the threaded pipes, and the pipes can be received and disengaged from each other at the middle position of the threaded rods.
Pressing between a pair of screw rods enables reliable clamping and supporting, and the operation of the tightening nut is performed by adjusting the position of the curved band for the pair of screw rods and tightening the tightening nut according to the position of the piping pipe. As a means for attaching and fixing, it is possible to easily and reliably perform piping work with good workability, and it is possible to relatively easily engage and disengage the divided curved band simply by rotating the divided curved band. Thus, workability can be ensured to a high degree, that is, the invention according to claim 1 is provided between a pair of screw rods by tightening a nut to connect the screw rods. A curved band which is arranged oppositely to support a piping pipe passing therethrough on its outer peripheral side, and one of the curved bands is used for receiving the piping pipe, and a band portion forming an arcuate surface and threaded rods protruding from both ends in the longitudinal direction thereof. Through the insertion hole A single curved band is integrally formed between the pair of screw rods having a fastening piece and the other is used for holding a pipe pipe, and a band portion having an arcuate surface and a screw protruding from one end in the longitudinal direction are provided. A fastening piece provided with a rod play fitting hole, and a locking piece disposed at the other end in the longitudinal direction. A pair of split curved bands having a detachable / unengageable shape, wherein the rotation engaging / disengaging portion is freely disengageable in a rotational direction at a center position of the pair of screw rods, and each of the band portions has a concentric circular arc surface. A step overlapping portion which is curved and protruded so as to protrude outward, and an insertion overlapping portion which returns from the step overlapping portion to the arcuate surface extension surface of the band portion and overlaps the step overlapping portion on the lower surface side. And 1 disposed on the same side in the width direction between the step overlapping portion and the insertion overlapping portion. A pipe support fitting characterized in that the pair of split curved bands are formed as a common member by forming a cut groove having a width of two widths, and the invention according to claim 2 is characterized in that: Furthermore, even if an external force is applied, the pipe pipe is securely held and supported, and when the engagement / disengagement direction matches the direction of the nut tightening, the pair of divided curved bands can be rotated and the engagement between them can be prevented. In order to prevent disengagement, these are fitted to the step overlap portion and the insertion overlap portion of the pair of split curved bands, one of which is unevenly fitted to each other when the rotation engaging / disengaging portion is locked, and the other is a projection. 2. A piping support fitting according to claim 1, further comprising a misalignment preventing means formed as a through hole or a recessed hole for receiving a projection, and these are each provided as a gist of the invention. Means.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, the present invention will be described in more detail with reference to the drawings. A is a pipe support fitting configured as a level band.
A bent pipe is provided between the pair of screw rods 4 by tightening, and a pipe pipe B passing between the screw rods 4 is clamped and supported on the outer peripheral side thereof. A single curved band 5 is integrally formed between the pair of screw rods 4 and the other is a pipe B
A pair of divided curved bands 9 are provided for holding the pair of screw rods 4 so as to be rotatable with respect to each other and at the intermediate position between the pair of screw rods 4 so as to be detachable from each other. The one bending band 5 is provided with a band portion 6 having an arcuate surface and a fastening piece 7 having a threaded rod insertion hole 8 protruding at both ends in the longitudinal direction thereof. A band 9 is formed by disposing a band portion 10 having an arcuate surface, a fastening piece 11 having a screw rod play hole 12 protruding from one end in the longitudinal direction thereof, and a second end in the longitudinal direction. It is provided with a rotating engaging / disengaging portion 13 which can be engaged and disengaged from each other.

That is, the pipe support A of this embodiment is a level band, a base plate 1 for fixing a building frame, a pair of screw rods 4 erected on the base plate 1, a single curved band 5 and a pair of Split curved bands 9 and each screw rod 4 for fastening these curved bands to a pair of screw rods 4
, And a pair of upper and lower fastening nuts 20.
Are each formed by pressing a thick steel plate having a width of, for example, 25 mm, and the single curved band 5 is a semi-circular band having an arc surface formed by an arc of approximately 1/2 or less. Part 6 and its longitudinal ends,
A horizontal fastening piece 7 projecting in the horizontal direction is provided with a threaded rod insertion hole 8 which is obliquely fastened to the threaded rod 4 by forming a long hole in the longitudinal direction. The divided curved band 9 has a 1/4 circular band portion 10 having an arc surface formed by an arc of approximately 1/4 or less, and a screw at one end in the longitudinal direction, which is also formed as an elongated hole in the longitudinal direction. The screw 4 is inserted into the single curved band 5 having the same dimensions as the screw rod insertion hole 8 in the present embodiment. A horizontally provided fastening piece 11 having a threaded rod loose fitting hole 12 secured for rotation, and a rotation engaging / disengaging portion 13 at the other end in the longitudinal direction, which can be freely disengaged from each other. There is.

At this time, the pair of divided curved bands 9
The rotation engaging and disengaging portion 13 is capable of engaging and disengaging in a rotational direction so that the divided curved band 9 is locked and disengaged by rotating the divided curved band 9 using the screw rod 4 as a rotation support shaft. The pivoting engagement / disengagement portion 13 of the pair of split curved bands 9 makes the pivoting engagement / disengagement possible at the center position of the pair of screw rods 4 in the pivoting direction. A step overlapping portion 14 which is curved and protruded so as to protrude outward;
The insertion overlap portion 15 which returns on the arc-shaped extended surface of 0 and overlaps the step overlap portion 14 on the lower surface side, and is disposed on the same side in the width direction between the step overlap portion 14 and the insert overlap portion 15. The pair of split curved bands 9 are formed as a common member by forming a cut groove 17 having a 1/2 width depth, and at this time, the step overlapping portion 14 of the pair of split curved bands 9 and The insertion overlapping portion 15 is provided with a means for preventing misalignment in which one of the projections 18 is fitted to the projections 18 and the other is a through hole 19 or a recessed hole for receiving the projections when the rotation engagement / disengagement portion 13 is locked. There are things.

That is, the rotation engaging / disengaging portion 13 of the pair of divided curved bands 9 can be freely disengaged in the rotational direction by rotating one or both of the divided curved bands 9 using the screw rod 4 as a pivot. On the other hand, this can be freely disengaged in the direction of rotation at the center position of the pair of screw rods 4 and the structure thereof is made common. A pair of divided curved bands 9 are provided as a common member (common part) having the same shape and dimensions over the entirety, provided with prevention means.

In the present embodiment, the step overlapping portion 14 of the rotation engaging / disengaging portion 13 separates the band portion 10 from the band portion 10 of the same dimension by the thickness thereof, that is, by the thickness of the steel plate to be pressed. 10 is a downwardly wide curved U-shape, which is protruded in a protruding shape over a length of about 1 cm from the concentric circular arc surface to the outside thereof, and the insertion overlapping portion 15 is It returns to the surface on the extension of the circular arc surface of the band part 10 and has the same length as that of the length fitted to the back surface step portion which is in close contact with and overlaps the rear surface step portion of the step polymerization portion 14. , And the kerf 17 are formed in the step overlap portion 1.
The thickness of the divided curved band 9 from the stepped portion of the stepped overlapping portion 14 to the inserted overlapping portion 15 between the plugged portion 4 and the inserted overlapping portion 15, that is, the same in the width direction having a groove width larger than the thickness of the pressed steel plate. On the side (in this example, the same side in the tightening direction of the tightening nut 20 with the split curved band 9 mounted), the cutout is formed to have a half depth in the width direction. The split curved band 9 is inserted into the pair of screw rods 4, respectively, and is disposed so as to face left and right, and is rotated.
The base portions of the other overlapping portion 14 and the insertion overlapping portion 15 are fitted in a cross shape (X-shape), and the other overlapping portion 15 is in close contact with each of the overlapping portions 14 on the lower surface side. By overlapping, the rotation engaging and disengaging portions 13 are engaged and disengaged from each other, and can be disengaged as necessary.
In the present example, the mutual engagement and disengagement of the rotation engaging and disengaging portions 13 is secured at a central position between the pair of screw rods 4 in the present embodiment.

At this time, the position deviation preventing means of the present embodiment is further arranged such that the position of the step overlapping part 14 and the insertion overlapping part 15 is directed downward at the center position (the intersection of diagonal lines when a rectangle such as a rectangle) at the step overlapping part 14. The small projections 18 having a thickness equal to or less than the thickness of the steel plate, and small through-holes 19 corresponding to the diameters of the small projections 18 in the insertion overlapping portion 15 are provided at the central position, so that the shared curved band 9 can be shared. It is intended to prevent a displacement of the rotation engaging / disengaging portion 13 when the member is locked without damaging the member.

[0014] The piping work by the piping support fitting A is as follows.
In the state where the curved bands facing each other are set between the pair of screw rods 4 in the state of being shipped and brought to the site, one of the tightening nuts 20 is slightly loosened as necessary, and both of the divided curved bands 9 are removed. By rotating, the divided curved band 9 side is opened between the pair of screw rods 4, and the pipe pipe B is placed on the single curved band 5 which has been subjected to a predetermined position adjustment.
While the single curved band 5 is used for receiving the pipe B, after the pipe B is mounted, each of the divided curved bands 9 is connected to the pipe B.
The divided curved band 9 is used for holding down the pipe B by turning upward and locking the rotation engaging / disengaging portion 13.
The fastening of the fastening nut 20 may be performed under the prevention of the displacement of the displacement preventing means by the through hole or the recessed hole 19, whereby the pipe B is firmly supported by the curved band. To reach.

In the figure, reference numeral 2 denotes a fixing hole for fixing fixtures 21 such as anchors penetrating through the base plate 1, and 3 denotes a pair of screw rods 4 which can be arranged upright after the base plate 1 is fixed to the building frame. A receiving nut 16 provided on the base plate 1 so that the lower ends of the pair of screw rods 4 can be retrofitted so that the screw rods 4 are not damaged when the fixed fixture 21 is driven by a hammer. 9 is a plug-in portion formed at the plug-in overlapping portion 15, the tip of which is angled down so that the rotating plug-in overlapping portion 15 can be reliably plugged and overlapped with the step overlapping portion 14.

Although the illustrated example is as described above, in the practice of the present invention, the upright arrangement of the pair of screw rods on the building frame is directly performed using anchor bolts or the like without using the base plate. Or through the base plate for each screw rod, increasing the radius of curvature of the curved band so that it can be used for various pipes, and adding cushioning material to the back of the curved band. The specific materials, shapes and structures of the screw rods, nuts, single curved bands, split curved bands, their fastening pieces, engaging and disengaging parts, etc. The form can be various as long as it does not contradict the gist of the above.

[0017]

Since the present invention is configured as described above, the first aspect of the present invention is to rotate a pair of divided curved bands for holding a pipe pipe using a screw rod as a rotation supporting shaft, thereby forming a pair of curved bands. In addition to opening the space between the screw rods to allow the pipe to be received, it is possible to relatively easily engage and disengage by simply rotating the divided curved band at the center position of the pair of screw rods. The received pipe pipe is pressed by a pair of screw rods to enable reliable clamping and support. The operation of the tightening nut is performed by adjusting the position of the curved band with respect to the pair of screw rods according to the position of the pipe pipe. As a means for fastening and fixing, with the curved band of the opposite arrangement set between the pair of screw rods, the piping pipe is directly clamped without performing complicated work such as removal and re-threading. Can be supported, In addition, the workability of piping work can be improved by making it possible to release this as easily as necessary.
It is possible to provide a pipe support fitting which has a relatively simple structure and is easy to use, and in which a pair of divided curved bands are used as a common member having a single shape so that the members can be used in common and the cost can be reduced.

The invention according to claim 2 is the same as the above, in addition to the above, when the external pipe is further subjected to an external force, the pipe pipe is securely held and supported, and when the engaging and disengaging direction matches the nut tightening direction. This can prevent the pair of divided curved bands from rotating around and disengaging from each other.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a use state of a pipe support fitting.

FIG. 2 is an exploded perspective view of a pipe support fitting.

FIG. 3 is a perspective view of a pipe support fitting.

FIG. 4 is an enlarged perspective view showing a relationship between a pair of divided curved bands.

[Explanation of symbols]

 Reference Signs List A pipe support bracket B pipe pipe 4 screw rod 5 single curved band 6 band part 7 fastening piece 8 screw rod insertion hole 9 split curved band 10 band part 11 fastening piece 12 screw rod play fitting hole 13 rotation engaging / disengaging part 14 Step overlap portion 15 Insertion overlap portion 17 Cut groove 18 Projection 19 Through hole 20 Fastening nut

Claims (2)

(57) [Claims] 1. A curved band having an opposed arrangement, which is provided between a pair of threaded rods by tightening a nut and clamps and supports a piping pipe passing between the threaded rods on an outer peripheral side thereof, and one of the curved bands is provided. A single curved body integrally formed between the pair of threaded rods for receiving a pipe pipe and having a band part having an arcuate surface and a fastening piece penetrating threaded rod insertion holes protruding at both longitudinal ends thereof. A band portion, each having an arc-shaped surface, and a fastening piece having a threaded rod loose fitting hole protruding from one end in the longitudinal direction;
A pair of split curved bands provided at the other end in the longitudinal direction and having the above-mentioned threaded rods pivoted about the pivots to be locked and disengaged in the rotational direction so as to be locked and disengaged from each other. ,
A step which is rotatable and disengageable in the direction of rotation at the center of the pair of screw rods, and which is curved and protrudes from the band portion to the outside of the concentric arc surface thereof. A superposed portion, a plug-in superposed portion which returns from the step superposed portion onto the arcuate surface extension of the band portion and superposes on the lower surface side of the step superposed portion, and a width direction between the step superposed portion and the plug-in superposed portion. A pipe support fitting characterized in that the pair of split curved bands is formed as a common member by being formed with a cut groove having a 1/2 width depth disposed on the same side. 2. One of the stepped overlapping portions and the insertion overlapping portion of the pair of split curved bands is a projection which is fitted into and recessed with each other when the rotation engaging / disengaging portion is locked, and the other is a through hole for receiving the projection. The piping support fitting according to claim 1, further comprising a misalignment preventing means provided as a concave hole.