JP2000314486A - Pipe support band - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a pipe support band to prevent falling-off and dropping during a work regarding both a bolt and a nut and to execute an executing work in a short time and surely. SOLUTION: A leg member 2 is nipped by a pair of the mounting piece parts 11 and 12 of a two-division band body 1 to brace a pipe P and the two parts are fixed by one or more sets of bolts 5 and nuts 4. In a so formed pipe support band, the bolt 5 is rotatably fixed at one of a pair of mounting piece parts 11, and 12 and the nut 4 is rotatably fixed on the outer surface of the other mounting piece part 12.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pipe support band for holding and supporting a pipe arranged along a wall or floor of a building.

[0002]

2. Description of the Related Art A pipe supporting band in which a foot member is sandwiched between a pair of mounting pieces of a split band body for holding a pipe and both are fixed with bolts and nuts is known, and FIG.
1 is a side sectional view showing a main part of a pipe support band disclosed in Japanese Patent Application Laid-Open No. 10-78169.

[0003] The pipe support band 100 includes a pipe P
A pair of mounting pieces 1 of the split band main body 101 for holding the
02 and 102, a suspension member that clamps the foot member 103 suspended and supported by the suspension bolt 109, fastens the two with a bolt 104 and a nut 105, and fixes the base end of the foot member 103 to a ceiling wall or the like. And the bolt 10
At the base end of No. 4, a screwless portion 107 smaller in diameter than the screw thread 106 is formed, and a screw hole is formed in the through hole 108 of the foot member 103 so that the screwless portion 107 of the bolt 104 can be turned freely. It is stuck.

[0004] Therefore, when the pipe support band 100 is attached, the bolts 104 are attached in advance, so that there is no need to insert the bolts 104.
An accident due to the drop of the bolt 104 can be prevented and quick work can be performed.

[0005]

However, in such a pipe support band, although a bolt is rotatably fixed to one of the mounting pieces, a nut to be screwed to the bolt is not devised. However, the nut has to be held by hand during the screwing operation, so that the nut may be accidentally dropped during the operation.

In a conventional pipe support band in which a bolt is rotatably fixed to one of the mounting pieces, a foot member suspended by a suspension bolt or the like from a ceiling or the like is sandwiched between a pair of mounting pieces. Since it is proposed with respect to a so-called hanging type pipe support band to be fixed, if such a structure is used as it is as a pipe support band to be attached to a side wall of a building, a split band main body is used. One set of attachment pieces could not be used because of the weight of the pipe, which caused rotation and tilting of the foot member with respect to the foot member about the bolt.

An object of the present invention is to provide a pipe support band which can prevent any of a bolt and a nut from falling and can quickly and surely attach the bolt and the nut.

[0008]

According to a first aspect of the present invention, there is provided a pipe support band, wherein a foot member is sandwiched between a pair of mounting pieces of a split band body for holding a pipe. In a pipe support band that secures both with bolts and nuts of a set or more, the bolt is rotatably fixed to one of the pair of mounting pieces,
The nut is rotatably fixed to the outer surface of the other mounting piece.

In the first aspect, a bolt is fixed to one of the pair of mounting pieces, and a nut is rotatably fixed to the outer surface of the other mounting piece. There are various fixing means.

[0010] Further, a pipe support band is premised on a pipe support band for fixing the both with at least one or more pairs of bolts and nuts. The pipe support band can be attached not only to a suspended pipe support band but also to a side wall of a building. Is provided.

According to a second aspect of the present invention, there is provided a pipe support band in which a foot member is sandwiched between a pair of mounting pieces of a split band body for holding a pipe, and both are fixed by at least one set of bolts and nuts. In the band, the bolt has a threadless portion smaller than the thread outer diameter at the base end of the thread, and the bolt is inserted into a through hole formed in one of the pair of mounting pieces. After the non-threaded portion is positioned in the through hole, the through hole is caulked and reduced in diameter, so that it cannot be dropped off and is rotatably fitted into the through hole, and the nut is attached to the pair of mounting holes. It is structured to be rotatably fixed to the other of the one part.

According to the second aspect, the screwless portion of the bolt is
After being positioned in the through hole of one of the mounting pieces, the through hole is shrunk and the bolt is rotatably fixed. Therefore, it can be manufactured simply and in a short time without performing complicated forming processing as in the related art.

According to a third aspect of the present invention, there is provided a pipe support band in which a foot member is sandwiched between a pair of mounting pieces of a split band body for holding a pipe, and both are fixed by a set of bolts and nuts. , The bolt has a threadless portion smaller than the thread outer diameter at the base end of the thread,
The bolt is screwed into a screw hole formed in one of the pair of mounting piece portions, and then the non-threaded portion is fitted into the screw hole, and the nut is formed in the pair of mounting piece portions. It is structured to be rotatably fixed to the other.

According to a third aspect of the present invention, a bolt is rotatably fixed to one of the mounting pieces, and a nut is rotatably fixed to the other mounting piece. .

According to a fourth aspect of the present invention, in the pipe support band according to any one of the first to third aspects, the bolt is provided with a guide pin having a diameter smaller than the outer diameter of the thread at the tip of the thread. ing.

According to the present invention, since the guide pins are protruded, the guide pins can be easily inserted into the thread grooves of the nut, so that the thread tips of the bolts are guided into the thread grooves of the nut. And smooth and quick engagement can be achieved.

According to a fifth aspect of the present invention, in the pipe support band according to any one of the first to fourth aspects, the nut forms a guide leg which is widened toward an inner surface of the mounting piece. It is rotatably fixed by a part.

According to a fifth aspect of the present invention, the guide leg is formed on a nut instead of the guide pin, and the engagement of the bolt and the nut is smoothly and quickly performed as in the fourth aspect. Thus, the guide legs are formed, and the engagement of the bolt and the nut is performed more smoothly and quickly than in the fourth aspect.

According to a sixth aspect of the present invention, in the pipe supporting band according to any one of the first to fifth aspects, each of the pair of mounting pieces is provided with a locking claw instead of a combination of a bolt and a nut. It is characterized in that a locking hole is formed for fitting and locking the pawl.

In the present invention, the combination of the bolt and the nut is replaced with a locking claw and a locking hole. However, at least one set of bolts and nuts for fastening a pair of mounting pieces is provided.
It is assumed that a nut is provided.

The locking claw may be provided on either side of the mounting piece on which the threadless portion of the bolt is inserted and the mounting piece on which the nut is rotatably fixed. The other mounting piece opposite to the mounting piece having the claw is provided with a locking hole for fitting and locking the locking claw, so that a pair of mounting bolts and nuts are provided as in the case where two sets of bolts and nuts are provided. There is an effect of fastening the one part to prevent run-out.

The fastening of the pair of mounting pieces is performed by a set of bolts,
It is performed by a nut, but since the locking claw and the locking hole can be used as substitutes for bolts and nuts, the number of parts is reduced, manufacturing is easy and inexpensive, and screws such as bolts and nuts are used. The troublesome work of joining is also unnecessary, and the fastening work can be performed in a short time.

[0023]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a pipe support band A according to the present invention will be described with reference to the drawings.

FIG. 1 shows a pipe supporting band A according to the present invention.
FIG. 2 is an exploded perspective view showing an embodiment of the present invention, and FIG. 2 is an enlarged cross-sectional view of a main part crossing a pair of mounting pieces 11 and 12.

The pipe support band A is formed by a pair of mounting pieces 1 of a split band main body 1 which opens and closes via a hinge 3.
At 1 and 12, the pipe P shown by the imaginary line in the figure is held, and the foot main body 21 of the foot member 2 fixed to a wall or the like is sandwiched therebetween,
Both are fixed by bolts 5 and nuts 4.

According to the present invention, in such a basic structure, the bolt 5 is rotatably fixed to one of the pair of mounting pieces 11, 12 and the other mounting piece is provided. It is characterized in that the nut 4 is rotatably fixed to the outer surface 13 of the nut 12.

Hereinafter, each member will be described in detail. The split band main body 1 is provided with a hinge 3 at the front end of a semicircular plate-like band portion 10 holding the pipe P, and the band portion 10,
The band 10 can be opened and closed, and a pair of mounting pieces 11 and 12 extend rearward from the rear end of each of the bands 10 and 10. In the center of one of the mounting pieces 11, a through hole 11a having an outer diameter through which the screw thread 51 of the bolt 5 penetrates is formed, and a pair of locking claws 11 cut and raised inward on both sides thereof.
The nut 4 is rotatably mounted at the center of the other mounting piece 11, and locking holes 12b corresponding to a pair of locking claws 11b are formed on both sides thereof. ing.

Here, the locking claw 11b and the locking hole 12a are
A pair of mounting pieces 11, 1 are provided by bolts and nuts provided at the center.
When the two are fastened, they have an effect of engaging both to prevent the pair of mounting pieces 11 and 12 from swaying, and are used instead of a combination of bolts and nuts. It is sufficient that at least one such locking claw 11b and locking hole 12a are provided for one combination of the bolt 5 and the nut 4. The bolt 5 has a threadless portion 53 smaller than the outer diameter of the screw thread 51 at the base end of the screw thread 51, and a forwardly projecting guide pin 52 having a diameter equal to or less than the outer diameter of the screw thread 51 at the tip of the screw thread 51. Has been established. By forming such a guide pin 52, just by inserting the guide pin 52 into the screw groove 41 of the nut 4, the tip of the screw thread 51 of the bolt 5 is guided to the screw groove 41 of the nut 4, and the screwing position is adjusted. And the screwing operation can be performed smoothly even if the insertion angle of the bolt 5 into the nut 4 is slightly shifted.

The bolt 5 is connected to the one mounting piece 11
Through the through hole 11a formed in the
Is positioned in the through-hole 11a, and the rim of the through-hole 11a is reduced in diameter by a press or the like so that the bolt 5 is rotatably attached so as not to come out of the threadless portion 53. . Although not shown, the bolt head 54 of the bolt 5 may be formed with a recess of a plus character or minus character for fitting a rotary jig (not shown) such as a screwdriver. The bolt 5 can be turned or stopped by a rotating jig (not shown).

The nut 4 is rotatably fixed to the outer surface 13 of the other mounting piece 12. Various methods are conceivable as the fixing means, but are not particularly limited as long as the nut 4 can rotate.

The nut 4 is attached to the inner surface 1 of the mounting piece 12.
It has a guide leg 42 that opens in a trumpet shape toward the four sides. As shown in FIG. 2, the guide leg 42 has a cylindrical body 42a extending straight from one end of the thread groove 41 of the nut 4.
Are caulked and rotatably mounted on the inner surface of a nut mounting hole 12a formed by expanding the opening in a trumpet shape. The small diameter side of the nut mounting hole 12a is
Is formed slightly larger than the diameter of.

When the cylindrical body 42a is formed by crimping in this manner, the cylindrical body 42a is also formed in a narrow trumpet shape toward the nut slot 41 like the nut mounting hole 12a, so that the tip of the thread 51 of the bolt 5 is guided. As a result, the engagement of the nut 4 with the thread groove 41 can be performed smoothly.

FIG. 3 shows a pipe supporting band A according to the present invention.
FIG. 4 is an exploded perspective view showing another embodiment, and FIG. 4 is an enlarged sectional view of a main part crossing a pair of mounting pieces 11 and 12 in FIG. In the pipe support band A of this embodiment, a screw hole 11a 'to be screwed into the screw thread 51 of the bolt 5 is formed by a tap or the like instead of the through hole 11a. When such a screw hole 11a 'is formed, the screw 5 is screwed into the screw hole 11a' until the screwless portion 53 is inserted into the screw hole 11a '.
The bolt 5 can be rotatably fixed to the screw hole 11a 'so that the bolt 3 does not come off.

In the case where the bolt 5 is inserted into the screw hole 11a 'as in the present embodiment, the production is more complicated than that in which the diameter of the through hole 11a is reduced as described above. If it is reversed, it can be removed from the screw hole 11a '.

FIGS. 5A and 5B show a modification of the fastening means comprising a bolt and a nut for fixing the mounting piece to the foot member. FIG. 5A shows a bolt insertion hole 11 a formed in one of the mounting pieces 11, and a screwless portion 5 formed at a base end of a bolt 5 having no guide pin.
3 is attached.

That is, the bolt 5 is inserted into the insertion hole 11a until the non-threaded portion 53 reaches the insertion hole 11a, and in this state, the diameter of the insertion hole 11a is reduced. The cylindrical body 42a extending straight from the nut 4 is fitted into the above-mentioned trumpet-shaped nut mounting hole 12a formed in the other mounting piece 12 and guided. The legs are expanded in a trumpet shape, caulked and rotatably mounted.

FIG. 5B shows a bolt 5 having a guide pin 52 at the distal end and a screwless portion 53 formed at the base end, and the screwless portion 53 is attached to one of the mounting pieces 11. The screw hole 11a 'is inserted into the formed screw hole 11a'.
To the mounting piece 11 so as not to fall off and to be rotatable. The nut mounting hole 12c formed in the other mounting piece 12 has a diameter larger than the bolt outer diameter,
A cylindrical body 43a extending straight from the thread groove 41 of the nut 4 is rotatably mounted. The nut 43 is rotatably attached to the attachment piece 12 by penetrating the screw hole 11a 'and caulking at the edge of the screw hole 11a'. In each case, the bolt 5,
On both sides of the nut 4, a pair of locking claws 11b and locking holes 12
By providing the pair b, the structure can be simplified, and the run-out can be prevented even when the foot member 2 is mounted with the pair of mounting pieces 11, 12 sandwiched therebetween.

In the embodiment shown in FIG. 5A, a guide leg 42 that expands in a trumpet shape is provided at the entrance of the screw groove 41 of the nut 4, so that a bolt without a guide pin is used. Even if the bolt is inserted into the nut smoothly, the guide pin is provided at the tip of the bolt in the embodiment shown in FIG. Can smoothly insert the bolts 5 into the nuts 4 without providing the guide legs 42 which expand in a trumpet shape.

Next, the procedure for attaching the pipe support band A will be described with reference to FIGS.

First, the base end of the foot member 2 is fixed to a wall or the like, and the foot body 21 is projected forward. Next, the split band main body 1 is opened, the pipe P is held by the two band portions 10, 10, and when the pipe P is closed, the foot main body 21 is sandwiched between the pair of mounting pieces 11, 12, so that both the mounting portions are mounted. A pair of locking claws 11b provided corresponding to the pieces 11 and 12, respectively.
b, the bolt 5 rotatably attached to the bolt insertion hole 11a of one mounting piece 11 and the screw thread 5 of the nut 4 rotatably mounted to the other mounting piece 12
1 and fastened. In addition, since the long hole 21a is formed in the foot main body 21, until the bolt 5 is completely screwed into the nut 4 and fixed, the foot main body 21 is fixed to the pair of mounting pieces 11, 12 until the bolt 5 is fixed. It can slide while being sandwiched, and the amount of protrusion can be adjusted.

In this embodiment, since a guide pin 52 having a diameter sufficiently smaller than that of the screw thread 51 protrudes from the tip of each bolt 5, the angle of entry of the bolt 5 into the nut 4 is reduced. Even if there is some deviation, the bolt 5 is correctly guided into the thread groove 41 of the nut 4 smoothly. In the actual screwing operation, the guide pin 52 of the bolt 5 inserted into the bolt insertion hole 11 a is
When the base end of the guide pin 52, that is, the tip of the thread 51 of the bolt 5 hits the edge of the thread groove 41 of the nut 4, the insertion of the bolt 5 is temporarily prevented. 4 is fixed with a jig such as a spanner,
After the tip of the bolt 5 is properly engaged with the thread groove 41 of the nut 4 by rotating the bolt head 53 with a finger, the bolt 5 is rotated with a rotating jig (not shown) such as a spanner or a screwdriver. Alternatively, conversely, the bolt 5 is fixed with a jig such as a spanner, and the nut 4 is rotated and fastened with a rotating jig (not shown) such as a spanner.

As described above, the operator can appropriately select which of the bolt and the nut to rotate and fasten, so that the optimum fastening can be selected according to the work place without being restricted by the work place. . In addition, if there is no restriction on the work place, the bolt and the nut 4 can be rotated and rotated in opposite directions to perform the fastening, and the fastening operation can be performed in a shorter time.

[0043]

According to the present invention, the following effects can be obtained.

According to the pipe support band according to the first to third aspects, the bolt and the nut are previously rotatably fixed to each of the pair of mounting pieces.

Therefore, it is possible to prevent an accident such as a drop or loss of a bolt or a nut during the work. Further, since the tightening work can be performed from either side of the bolt or the nut, there is no restriction on the work place.

In particular, according to the pipe support band of the third aspect, since the bolt is inserted into the screw hole, it can be removed. Therefore, the bolt is previously set on the mounting piece according to the construction site conditions. You can choose whether to do it.

According to the fourth aspect of the present invention, since the guide pin is formed, the tip of the screw thread of the bolt is guided to the thread groove of the nut even if the insertion angle of the bolt is slightly shifted, so that the pipe is smoothly and smoothly. Can be screwed quickly.

According to the pipe support band of the present invention, since the nut has the trumpet-shaped guiding leg without the above-mentioned guide pin being provided at the tip of the bolt, the tip of the screw thread of the bolt is connected to the nut. It can be guided smoothly into the screw groove and screwed quickly.

According to the pipe support band of the sixth aspect, a part of the combination of the bolt and the nut can be replaced with the locking claw and the locking hole. This has the effect of firmly fastening the parts to prevent the mounting piece from swaying.

In particular, since the locking claws and the locking holes can be used as substitutes for bolts and nuts, the number of parts can be reduced.
It is easy to manufacture and can be manufactured at low cost, and also eliminates the troublesome work of screwing together like bolts and nuts.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing one embodiment of a pipe support band according to the present invention.

FIG. 2 is an enlarged sectional view of a main part crossing a pair of mounting pieces.

FIG. 3 is an exploded perspective view showing another embodiment of the pipe support band according to the present invention.

FIG. 4 is an enlarged cross-sectional view of a main part crossing a pair of mounting pieces in FIG. 3;

FIGS. 5A and 5B are cross-sectional views of a main part showing a modification of a fastening means using bolts and nuts.

FIG. 6 is a side sectional view showing a main part of a conventional pipe support band.

[Explanation of symbols]

 Reference Signs List A pipe support band P pipe 1 split band main body 2 foot member 3 hinge 4 nut 5 bolt 10 band portion 11 one mounting piece portion 11a through hole 11a 'screw hole 11b locking claw 12 other mounting piece portions 12a, 12c Nut mounting hole 12b Locking hole 13 Outer surface 14 Inner surface 21 Leg body 21a Long hole 41 Screw groove 42 Guide legs 42a, 43a cylindrical body 51 Thread 52 Guide pin 53 No screw part 54 Bolt head

 ──────────────────────────────────────────────────続 き Continuing from the front page (72) Inventor Toyoichi Yamasa 20 Yokomaki Higashi-Osaka, Osaka Prefecture Inside Otis Corporation (72) Inventor Mitsuyuki Kamata 20 Yokomakura Higashi 20 Higashi-Osaka City, Osaka O F-term in reference (reference) 3H023 AA01 AB04 AC05 AD21 AD27 AD33 AD55

Claims (6)

[Claims] 1. A pipe support band in which a foot member is sandwiched between a pair of mounting pieces of a split band body holding a pipe and both are fixed by at least one set of bolts and nuts. The bolt is rotatably fixed to one of the parts, and the outer surface of the other mounting piece is
A pipe support band having a structure in which the nut is rotatably fixed. 2. A pipe support band in which a foot member is sandwiched between a pair of mounting pieces of a split band body holding a pipe and both are fixed with at least one or more bolts and nuts, wherein the bolt is a screw. A threadless portion smaller than the thread outer diameter is formed at the base end of the thread, and this bolt is inserted into a through hole formed in one of the pair of mounting pieces, and passes through the threadless portion through the through hole. After that, the through-hole is crimped to reduce the diameter, so that it cannot be dropped off and is rotatably fitted into the through-hole, and the nut is rotatably fitted to the other of the pair of mounting pieces. A pipe support band with a fixed structure. 3. A pipe support band in which a foot member is sandwiched between a pair of mounting pieces of a split band main body holding a pipe and both are fixed by a pair of bolts and nuts, wherein the bolt is a screw thread. A screwless portion smaller than the screw thread outer diameter is formed at the base end. The bolt is screwed into a screw hole formed in one of the pair of mounting pieces, and then the screwless portion is screwed. A pipe support band fitted in a hole, wherein the nut is rotatably fixed to the other of the pair of mounting pieces. 4. The pipe support band according to claim 1, wherein the bolt has a guide pin having a diameter smaller than the outer diameter of the screw thread at a tip of the screw thread. 5. The nut according to claim 1, wherein the nut forms a guide leg which is widened toward an inner surface of the mounting piece, and is rotatably fixed by the guide leg. Pipe support band. 6. A locking claw according to any one of claims 1 to 5, wherein a locking claw is inserted into each of said pair of mounting pieces in place of a combination of a bolt and a nut, and said locking claw is fitted into said locking claw. A pipe support band, wherein a locking hole is formed to make the pipe support band.