JP2010048289A - Bolt co-rotation/falling-off preventive auxiliary tool for pipe support tool and pipe support tool using the same - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an auxiliary tool for a pipe support tool capable of finely adjusting an installation angle of a pipe, by preventing co-rotation of a bolt, by putting a turnbuckle, a pipe support band and the bolt in a temporary fastening state so as not to separate and fall off. <P>SOLUTION: This bolt co-rotation/falling-off preventive auxiliary tool 1 for the pipe support tool has: inside-outside surfaces for sandwiching installation pieces 6C and 6D of the pipe support band 6; a sandwiching part 11 having a side surface for connecting these inside-outside surfaces and sandwiching the installation pieces of the pipe support band 6; a bolt insertion holes formed on the inside surface, a locking part formed on the outer edge of the bolt insertion hole of the inside surface and locking a leg part of a support tool such as the turnbuckle; and a regulating part formed on the outside surface and regulating the rotational movement of a head part of the bolt. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  TECHNICAL FIELD The present invention relates to a pipe support tool bolt rotation and drop-off prevention auxiliary tool (hereinafter also simply referred to as a pipe support tool auxiliary tool) and a pipe support using the same, and more specifically, is inserted into a pipe band. For pipe support that prevents the bolt from falling off before screwing the nut, prevents the bolt from rotating around, and locks the mounting piece of the support band for the pipe and the leg of the support such as a tangle. The present invention relates to an auxiliary tool and a pipe support using the same.

  Conventionally, various techniques have been proposed for preventing the bolts before being screwed into the nuts to be inserted into the suspension bands of the pipe supporter and preventing the bolts from rotating together (see Patent Documents 1 to 4). .

JP 2005-003014 A JP 2001-263539 A JP 2000-192935 A Japanese Patent Laid-Open No. 10-037918

The pipe support is for laying pipes such as water pipes on the ceiling or under the floor of the building, etc., and it is necessary to attach an appropriate inclination to the pipes so that the water flowing into the pipes flows smoothly. There is a need to fine-tune the mounting angle during construction.
As a method of finely adjusting the mounting angle of the pipe support, for example, when screwing and tightening the support tool such as a tambuckle fixed to the ceiling and the pipe support band with bolts and nuts, There is a method of finely adjusting the angle with the pipe support band.

  In addition, from the viewpoint of convenience and safety during construction, after inserting a bolt into a support tool such as a tambuckle and a pipe support band, and before screwing the nut, the support tool such as the tambuckle and the pipe support band In addition, it is necessary to be in a temporarily fixed state so that the bolt is not detached or dropped, and it is also necessary to prevent the bolt from being accompanied by the rotation of the nut when the nut is screwed.

  The technologies described in Patent Documents 1 to 4 are equipped with an anti-rotation tool so as to hold the attachment piece of the pipe support band and the leg portion of the tumble buckle. It is preventing.

  However, these techniques have a problem in that the angle cannot be finely adjusted between the turnbuckle and the pipe support band after the accompanying device is attached.

  In view of the above, an object of the present invention is to provide a temporary fixing state so that a support such as a tambuckle, a support band for piping, and a bolt are not detached or dropped, and the nut is rotated when the nut is screwed. Provided is an auxiliary tool for a pipe support that can be prevented from rotating, and can finely adjust the mounting angle of a pipe such as a water pipe, and a pipe support using the auxiliary tool for the pipe support Is to provide.

  The above object of the present invention is achieved by the following configurations.

1. A pipe support band having a mounting piece provided with a bolt insertion hole, a support such as a tambuckle that supports the support band, a pipe support made of a bolt and a nut, and preventing the bolt from rotating together, In the auxiliary equipment for bolt support and dropout prevention used for preventing pipe dropout,
An inner / outer surface that sandwiches the attachment piece of the pipe support band, and a side surface that connects the inner / outer face, and a sandwiching portion that sandwiches the attachment piece of the pipe support band;
A bolt insertion hole formed in the inner surface;
A locking portion that is formed at the outer edge of the bolt insertion hole on the inner surface, and that locks the leg portion of the support such as a tan buckle;
A restricting portion that is formed on the outer surface and restricts the rotation of the head of the bolt;
A bolt support and dropout prevention auxiliary tool for a pipe support tool characterized by comprising:

2. The piping according to claim 1, wherein the locking portion has a hook shape that is cut and raised vertically from the bolt insertion hole to the inner side surface of the sandwiching portion and the tip is bent substantially horizontally with respect to the inner side surface. Auxiliary tool for supporting bolts and falling off for support tools.

3. 3. The pipe support bolt entrainment according to claim 1, wherein the locking part is an outer edge of the bolt insertion hole and is formed on the pipe holding part side of the pipe support band. Fallout prevention aid.

4). The bolt support / drop-off prevention auxiliary tool for a pipe support tool according to any one of claims 1 to 3, wherein the restricting portion has a protrusion formed by cutting and raising.

5. The bolt support / drop-off prevention auxiliary tool for a pipe support tool according to any one of claims 1 to 3, wherein the restricting portion is a hexagonal through hole.

6). The bolt support / falling prevention auxiliary tool for a pipe support tool according to claim 5, wherein the restricting portion has a protrusion formed by cutting and raising on one side, two sides or three sides of the hexagon. .

7). Piping support band including a pipe support band having a mounting piece provided with a bolt insertion hole, a support tool such as a tambuckle for supporting the support band, a bolt, a nut, and a bolt support / falling prevention auxiliary tool for the pipe support tool. In the ingredients
The piping support tool according to any one of claims 1 to 6, wherein the piping support tool bolt rotation / drop-off prevention auxiliary tool is the piping support tool bolt rotation / fall-off prevention auxiliary tool according to any one of claims 1 to 6.

  According to the first aspect of the present invention, it is possible to temporarily fix the support tool such as a tambuckle, the pipe support band, and the bolt so that they do not come off and fall off. It is possible to provide an auxiliary tool for a pipe support that can prevent the bolt from being accompanied and can adjust the mounting angle of a pipe such as a water pipe at any time.

  According to the second aspect of the present invention, it is possible to provide an auxiliary tool for a pipe support that can more reliably and easily achieve a temporarily fixed state of a support such as a tan buckle.

  According to the invention described in 3 above, it is possible to provide an auxiliary tool for a pipe support that is more advantageous in terms of manufacturing cost.

  According to the fourth aspect of the present invention, it is possible to provide an auxiliary tool for a pipe support that can more reliably prevent the bolt from being accompanied by the rotation of the nut when the nut is screwed.

  According to the invention described in 5 above, it is possible to provide an auxiliary tool for a pipe support that can prevent a bolt from being accompanied by the rotation of the nut when the nut is screwed in a simpler manner. .

  According to the sixth aspect of the present invention, there is provided an auxiliary tool for a pipe support that can more reliably and more easily prevent the bolt from being accompanied by the rotation of the nut when the nut is screwed. can do.

  According to the seventh aspect of the invention, it is possible to temporarily fix the support tool such as a tambuckle, the support band for piping, and the bolt so as not to be detached and dropped, and to rotate the nut when the nut is screwed. In addition, it is possible to provide a pipe support that can adjust a mounting angle of a pipe such as a water pipe at any time without any bolts.

  The details of the auxiliary tool for piping support and the piping support according to the present invention will be described with reference to the accompanying drawings.

FIG. 1 is a perspective view showing a use state of one embodiment of an auxiliary tool for piping support according to the present invention,
FIG. 2 is a six-side view of the auxiliary tool for piping support in FIG.
FIG. 3 is a right side view of an essential part for explaining a mounting state of the auxiliary tool for the pipe support tool of FIG.
FIG. 4 is a cross-sectional view of a main part for explaining a mounting state of the auxiliary tool for piping support in FIG.
It is.

  First, the configuration of an auxiliary tool for piping support according to the present invention will be described based on the embodiment shown in FIGS.

  In FIG. 1, 1 is an auxiliary tool for piping support according to the present invention, and 2 is a piping support to which the auxiliary tool 1 for piping support is attached.

  The pipe support 2 includes a nut N attached to a suspension bolt B suspended from the ceiling, a tongue 3, legs 3 </ b> A and 3 </ b> B of the tongue 3, a bolt 4, a nut 5, a pipe support band 6 (a pipe holding band) Part 6A and 6B.) And mounting pieces 6C and 6D which are ends of the pipe holding parts 6A and 6B. In addition, P shown by a virtual line is piping.

The pipe support auxiliary tool 1 includes a clamping part 11, a bolt insertion hole 12, a locking part 13, and a regulating part 14.
In FIG. 2, the Example of the auxiliary tool 1 for piping support tools is shown.

The sandwiching portion 11 includes an inner side surface 11A and an outer side surface 11B that sandwich the attachment piece 6C of the piping support band 6, and a side surface 11C that connects the inner and outer side surfaces 11A and 11B. The attachment piece 6C is clamped.
The inner side surface 11A and the outer side surface 11B are formed to face each other in parallel with an interval at which the attachment piece 6C can be sandwiched.
The side surface 11C may be formed on both sides, and the sandwiching portion 11 may be a square in plan view (see the embodiment, FIG. 2), or may be formed on one side and the sandwiching portion 11 may have a U-shape in plan view. From the viewpoint of maintaining the strength, it is preferable to adopt the former configuration. Further, the side surface 11C may be a mode in which all of the inner side surface 11A and the outer side surface 11B are connected from the upper end to the lower end, or a mode in which a part is connected.

The clamping part 11 has a configuration in which only one attachment piece 6C of the piping support band 6 is clamped and the leg part 3A of the tumble buckle 3 is not clamped.
According to this configuration, the mounting piece 6C of the piping support band 6 and the leg portion 3A of the turnbuckle 3 are not clamped together, so that the piping support band 6 can rotate in the piping direction around the bolt 4. .
Moreover, according to this structure, after inserting the bolt 4 into the pipe support band 6 and the tambuckle 3, there is a possibility that they may be detached. The problem is solved by providing the section 13.

The bolt insertion hole 12 is formed near the center of the inner surface 11 </ b> A of the holding part 11.
The shape of the bolt insertion hole 12 is an elliptical through hole in FIG. 2, but the shape is not limited as long as the bolt 4 can be inserted.
The diameter of the minimum diameter portion of the bolt insertion hole 12 is smaller than the diameter of the screw thread portion of the bolt 4 and larger than the diameter of the screw valley portion. With this configuration, the bolt 4 can be prevented from falling off.

  The locking portion 13 is formed at the outer edge of the bolt insertion hole 12 and is locked to a bolt insertion hole provided in one leg portion 3A of the tumble buck 3 as shown in FIG. Either the buckle 3 or the bolt 4 plays a role of preventing the detachment / dropping. Since the pipe support band 6 and the bolt 4 are prevented from detaching and dropping due to the diameter of the bolt insertion hole 12 described above, the locking portion 13 particularly prevents the tumbling 3 from being detached. To play a role.

As shown in FIG. 2, the shape of the locking portion 13 is cut and raised perpendicularly to the inner side surface 11A of the clamping portion from the bolt insertion hole 12, and the tip is bent substantially horizontally with respect to the inner side surface 11A. Shape. In addition, it is preferable to form them integrally by cutting and raising, together with advantages in terms of manufacturing cost.
Moreover, the shape of the latching | locking part 13 should just be a shape which latches the bolt penetration hole formed in the leg part 3A of a tongue buckle, and, in a present Example, the bolt penetration hole 12 is cut and raised, or is integrated by press work. However, it is also possible to adopt a means such as adding another member by welding, bonding or the like.

  The locking portion 13 may be formed at any position that can be locked at the bolt insertion hole formed at the outer edge of the bolt insertion hole 12 and formed at the leg portion 3A of the buckle, as shown in FIG. In addition, it is preferable that it is formed on the outer edge of the bolt insertion hole 12 and on the side of the holding portions 6A and 6B of the piping support band in terms of easy attachment of the piping support auxiliary tool 1.

In order to more reliably prevent the buckle 3 from being detached, the following configuration is preferable.
That is, with respect to the shape of the locking portion 13 shown in FIGS. 2 to 4, the hook-shaped tip is bent substantially horizontally with respect to the inner side surface 11 </ b> A, and the length of the tip is the leg portion of the tumble buckle 3. The length is preferably equal to or longer than the length obtained by subtracting the diameter of the bolt 4 from the diameter of the bolt insertion hole provided in 3A.
With this configuration, the sum of the diameter of the bolt 4 and the length of the tip of the locking portion 13 becomes larger than the diameter of the bolt insertion hole provided in the leg portion 3A of the turnbuckle 3. Does not detach from the bolt insertion hole, and the detachment of the turnbuckle 3 can be reliably prevented.

  The restricting portion 14 is formed on the outer surface 11B of the holding portion, and includes a protruding portion 14A and a through hole 14B.

The protrusion 14A may have any shape as long as the protrusion 14A is configured to abut against one or a plurality of locations on the side of the head of the bolt 4 to restrict the rotation, for example, as shown in FIGS. It can be formed by cutting and raising having the same width as the side of the head of the bolt 4.
As a method for forming the protruding portion 14A, the outer surface 11B may be partially cut and raised or formed by pressing, or a means such as adding another member by welding, adhesion, or the like may be employed.

The shape of the through-hole 14 </ b> B is a regular hexagon slightly larger than the head of the bolt 4.
Since the head of the bolt 4 is slightly larger than the head of the bolt 4 and enters the through hole 14B which is a regular hexagon of the same shape as the bolt head, the rotation of the bolt head is restricted. It is possible to prevent the bolt 4 from rotating around when screwing.

  The through holes 14B are not limited to regular hexagons slightly larger than the heads of the bolts 4 as shown in FIGS. 1 and 2, but are shaped so as to restrict the rotation of the heads of the bolts 4, that is, the heads of the bolts 4. As long as it is configured to be able to restrict rotation by abutting at one place or a plurality of places on the side part of the part, it may be a quadrilateral having two sides that abut one side of the head of the regular hexagonal bolt 4, The shape may be in contact with three or more sides.

  In this embodiment, the restricting portion 14 is formed by forming the protruding portion 14A and the through hole 14B on the outer side surface 11B of the sandwiching portion. However, the restricting portion 14 may be formed only by the protruding portion 14A, or may be transparent. You may form only with the hole 14B.

  The material for the pipe supporter auxiliary tool 1 is made of a publicly known material as a material for this type of pipe supporter, such as a metal such as iron, stainless steel, and aluminum, or a synthetic resin such as ABS.

The pipe support 2 using the pipe support auxiliary tool 1 is used, for example, by the following method.
First, the auxiliary tool for pipe support 1 is attached so as to sandwich or hold one attachment piece 6A of the pipe support band 6.
Next, the locking part 13 of the auxiliary tool 1 for pipe support is locked in a bolt insertion hole provided in one leg part 3 </ b> A of the turnbuckle 3.
The bolt insertion holes provided in the pipe support auxiliary tool 1, the attachment piece 6 </ b> A, and the legs 3 </ b> A and 3 </ b> B are aligned, and the bolts 4 are inserted into the respective bolt insertion holes. Under the present circumstances, the volt | bolt 4 is penetrated to the position where the control part 14 of the auxiliary tool 1 for piping support tools works.
The buckle 3 is screwed and fastened to the suspension bolt B which is fixed to the ceiling and hangs down via a nut N. Note that the order of the above-described bolt insertion operation may be reversed.

Subsequently, the pipe P is held by the pipe holding parts 6A and 6B, and the bolt 4 is inserted through the bolt insertion hole provided in the end 6D of the pipe holding part 6B.
A nut 5 is screwed onto the bolt 4 to temporarily fix it. Here, the pipe support band 6 is rotatable in the pipe direction around the bolt 4.
Finally, the inclination of the pipe is adjusted, and the attachment angle of the pipe support band 6 in the pipe direction is finely adjusted accordingly, and the bolt 4 and the nut 5 are screwed and tightened.

In the embodiment, the pipe support 2 to which the auxiliary tool 1 for pipe support is mounted includes a suspension bolt B, a nut N attached to the suspension bolt B, a tumble buck 3, a bolt 4, a nut 5, and a pipe support band 6. However, a publicly known member can be substituted for these constituent members.
For example, as for the support described as the above-described tambuckle 3, a support that can connect the ceiling and the pipe support band, for example, a so-called publicly available one such as a so-called battledore bolt or T-foot may be used instead. .
Further, in the embodiment, the pipe support band 6 is described as a hinge-type suspension band in which the pipe holding parts 6A and 6B have the same length, but for example, the length of the pipe holding parts 6A and 6B. A hinge-type suspension band having a different length may be used, or a publicly known one such as a so-called assembly-type suspension band or a suspension band having a pipe holding portion other than a circle may be substituted.

The perspective view which shows the use condition of 1 Example of the auxiliary tool for piping support tools which concerns on this invention 6 side view of the auxiliary tool for piping support in FIG. The principal part right view explaining the mounting state of the auxiliary tool for piping support tools of FIG. Sectional drawing of the principal part explaining the attachment state of the auxiliary tool for piping support tools of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Auxiliary tool for piping supports 11 Clamping part 11A Inner side surface 11B Outer side surface 11C Side surface 12 Bolt insertion hole 13 Locking part 14 Control part 14A Protrusion part 14B Through-hole
2 Piping support 3 Turnbuckle 3A and 3B Leg 4 Bolt 5 Nut 6 Piping support band 6A and 6B Piping holding part 6C and 6D Mounting piece B Suspension bolt N Nut P Piping

Claims (7)

A pipe support band having an attachment piece provided with a bolt insertion hole, a support such as a tambuckle that supports the support band, a pipe support made of a bolt and a nut, and preventing the bolt from rotating around the bolt In the auxiliary equipment for bolt support and dropout prevention used for preventing pipe dropout,
An inner / outer surface that sandwiches the attachment piece of the pipe support band, and a side surface that connects the inner / outer face, and a sandwiching portion that sandwiches the attachment piece of the pipe support band;
A bolt insertion hole formed in the inner surface;
A locking portion that is formed on the outer edge of the bolt insertion hole on the inner surface, and that locks the leg portion of the support such as a tan buckle,
A restricting portion that is formed on the outer surface and restricts the rotation of the head of the bolt;
A bolt support and dropout prevention auxiliary tool for a pipe support tool characterized by comprising: The piping according to claim 1, wherein the locking portion has a hook shape that is cut and raised vertically from the bolt insertion hole to the inner side surface of the sandwiching portion and the tip is bent substantially horizontally with respect to the inner side surface. Auxiliary tool for supporting bolts and falling off for support tools. 3. The bolt support bolt follow-up / drop-off according to claim 1, wherein the locking portion is an outer edge of the bolt insertion hole and is formed on the pipe holding portion side of the pipe support band. Prevention aids. The bolt support / drop-off prevention auxiliary tool for a pipe support tool according to any one of claims 1 to 3, wherein the restricting portion has a protrusion formed by cutting and raising. The bolt support / falling prevention auxiliary tool for a pipe support tool according to any one of claims 1 to 3, wherein the restricting portion is a hexagonal through hole. The bolt support / falling prevention auxiliary tool for a pipe support tool according to claim 5, wherein the restricting portion has a protrusion formed by cutting and raising on one side, two sides or three sides of the hexagon. . Piping support band including a pipe support band having a mounting piece provided with a bolt insertion hole, a support tool such as a tambuckle for supporting the support band, a bolt, a nut, and a bolt support / falling prevention auxiliary tool for the pipe support tool. In the ingredients
The piping support tool according to any one of claims 1 to 6, wherein the piping support tool bolt rotation / drop-off prevention auxiliary tool is the piping support tool bolt rotation / fall-off prevention auxiliary tool according to any one of claims 1 to 6.

Images