JP4570681B1 - Mounting bracket - Google Patents

Abstract

Sufficient support strength of various devices can be obtained and the support strength can be maintained for a long time.
SOLUTION: A first partial material 1 and a second partial material 2 which are assembled with each other via an angle material A made of L-shaped steel and fastened with a bolt 3 for tightening are provided. The first partial member 1 is provided with an insertion groove 15 into which only one flange Aa of the angle member A is faced and into which an edge of one flange Aa is inserted, and a bolt 3 for tightening is screwed. The nut 14 is fixed. The second partial member 2 has a bolt hole through which the bolt 3 for tightening is inserted corresponding to the nut 14 at a position facing both flanges Aa and Ab of the angle member A and facing one flange Aa. An insertion groove 26 into which an end of the other flange Ab is inserted is provided at a position facing the other flange Ab, and an attachment part B for attaching various devices can be attached.
[Selection] Figure 1

Description

  The present invention belongs to a technical field related to a mounting bracket for mounting various devices to an angle member made of L-shaped steel.

  Generally, when attaching various devices to an angle material made of L-shaped steel, a mounting hole for inserting a mounting bolt, a mounting bracket or the like is drilled in the angle material. This mounting means requires site construction with noise using a drilling machine and may be difficult to implement from an environmental point of view. In addition, there is a problem that the angle strength decreases due to drilling of the mounting holes. Yes. For this reason, development of the technique which can attach various apparatuses, without drilling the attachment hole in an angle material is requested | required.

  Conventionally, for example, a technique described in Patent Document 1 is known as a technique directed to attaching various devices without drilling a mounting hole in an angle member.

  In Patent Document 1, a first partial member provided with an insertion groove into which an edge of one flange of an angle member made of a U-shaped steel is inserted, and an edge of the other flange of the angle member are inserted And a second part member to which a mounting bolt for attaching devices is fixed, and the first part member and the second part member are assembled and joined together. A mounting bracket whose part is fastened and fixed by bolting is described.

  In the mounting bracket according to Patent Document 1, the first part material and the second part material are assembled and fastened by bolting the part to be joined, and the first part material and the second part material are inserted. By generating a strong engagement force between the groove and the edge of the flange of the angle member to obtain a support strength for mounting various devices, it is not necessary to drill a mounting hole in the angle member. .

Japanese Utility Model Publication No. 61-2296

  In the mounting bracket according to Patent Document 1, the first part member and the part to be joined of the second part member are formed at positions extended so as to be separated from the angle member. There is a problem that the assembly strength of the second partial material is lowered, and sufficient support strength of various devices cannot be obtained. In addition, a bolt hole through which a bolt for tightening is inserted is drilled in a portion where the first part material and the second part material are joined, and tightening with separately prepared bolts and nuts is performed. There is a problem that various devices attached by loosening the nut may fall off.

  The present invention has been made in consideration of such problems, and provides a mounting bracket capable of obtaining sufficient support strength for various devices and maintaining the support strength for a long period of time. Is an issue.

  In order to solve the above-described problems, the present invention includes a first partial material and a second partial material that are assembled to each other via an angle member made of L-shaped steel and fastened and fixed with a bolt for tightening. 1 is provided with an insertion groove into which an end edge of one flange is inserted, and a nut to which a bolt for tightening is screwed is fixed. The part material 2 is opposed to both flanges of the angle member, and a bolt hole through which a bolt for tightening is inserted corresponding to the nut is drilled at a position facing one flange, and the other is positioned facing the other flange. An insertion groove into which an end edge of the flange is inserted is provided, and attachment parts for attaching various devices are attached.

  In this means, the first part material, the part to which the second part material is joined is configured at a position facing one flange of the angle material and is close to the angle material, so that the first part material, A reduction in the assembly strength of the second part material can be avoided. Further, by fixing the nut into which the bolt for tightening is screwed to the first partial member, the nut does not loosen and come off over time.

  In the present invention, the first partial member is formed in a U-shaped cross-section, and a space for accommodating a nut is provided between one flange of the angle member, and a tightening bolt is inserted coaxially with the nut. Bolt holes are drilled.

  In this means, a tightening bolt is inserted into the bolt hole of the first partial member and screwed into a nut positioned on one flange side of the angle member.

  In the present invention, the first partial member is provided with a guide portion for regulating the position of the portion facing the one flange of the angle member of the second partial member.

  In this means, the facing of the angle member of the second partial member to one flange is regulated by the guide portion of the first partial member.

  Further, in the present invention, the second part material is formed in a U-shaped cross section at the part facing the other flange of the angle member, and a mounting hole for mounting various parts for mounting various devices is perforated. In addition, an adapter is provided in which a mounting hole having a diameter different from the mounting hole of the second partial member is drilled and can be fitted into the U-shape of the second partial member.

  With this means, it is possible to use mounting parts having different sizes by using an adapter for the mounting hole of the second partial member.

  The mounting bracket according to the present invention is configured in such a manner that a portion where the first partial member and the second partial member are joined is located at a position facing one flange of the angle member and is close to the angle member. Since a reduction in the assembly strength of the first partial material and the second partial material can be avoided, there is an effect that sufficient support strength of various devices can be obtained. In addition, since the nut into which the bolt for tightening is screwed is fixed to the first part material, the nut does not loosen and come off over time. There is an effect that strength is maintained for a long time.

It is a perspective view of the assembly | attachment state of the 1st example of the form for implementing the mounting bracket which concerns on this invention. FIG. 2 is an enlarged longitudinal sectional view of FIG. 1. FIG. 2 is an exploded state diagram of FIG. 1. It is sectional drawing of the assembly | attachment operation | work process of FIG. It is sectional drawing of the assembly | attachment state of the 2nd example of the form for implementing the mounting bracket which concerns on this invention. It is a perspective view of the principal part of the 3rd example of the form for implementing the attachment metal fitting concerning the present invention.

  EMBODIMENT OF THE INVENTION Hereinafter, the form for implementing the attachment metal fitting which concerns on this invention is demonstrated based on drawing.

  FIGS. 1-4 shows the 1st example of the form for implementing the bracket for attachment which concerns on this invention.

  In the first example, a bolt is used as a mounting part B for mounting various devices.

  As shown in FIGS. 1-3, the 1st example is comprised by making the 1st partial material 1, the 2nd partial material 2, and the bolt 3 for clamping | tightening into the principal part.

  The first partial member 1 is provided with projecting pieces 12 and 12 bent at approximately 90 degrees on both sides of the base piece 11 to have a U-shaped cross section, and one flange Aa of an angle member A made of L-shaped steel. Only the end faces of the projecting pieces 12 and 12 face each other. The protruding pieces 12 and 12 are provided in a dimension longer than the width of the flange Aa. The base piece 11 has a bolt hole 13 through which the bolt 3 for tightening is inserted at a substantially central portion, and a nut 14 is fixed to the surface of the protruding pieces 12 and 12 coaxially with the bolt hole 13 by welding or the like. Yes. The protruding pieces 12 and 12 and the nut 14 are arranged on substantially the same plane. The protruding pieces 12, 12 are formed with cutting grooves 15, 15 into which the edge of one flange Aa of the angle member A is inserted at substantially the center, and the cutting direction of the inserting groove 15 (the angle member A Four small guide portions 16 projecting in opposite directions to the projecting pieces 12 and 12 from the corners of the base piece 11 are provided at both ends of the one flange Aa. The insertion groove 15 preferably has a dimension in which 2/3 is inserted from half the width of the flange Aa.

  In the second partial member 2, the two base pieces 21 and 22 are bent in an L shape so as to face both flanges Aa and Ab of the angle member A made of L-shaped steel. One base piece 21 faces one flange Aa of the angle member A, is formed to have substantially the same width as the base piece 11 of the first partial member 1, and the first partial member 1 is substantially at the center. Corresponding to the bolt hole 13 (nut 14), a bolt hole 23 into which the bolt 3 for tightening is inserted is drilled. The other base piece 2 is opposed to the other flange Ab of the angle member A, and is provided with projecting pieces 24 and 24 bent at approximately 90 degrees on both sides to form a U-shaped cross section. A mounting hole 25 through which a bolt as a mounting part B for mounting various devices is inserted in a substantially central portion. The projecting pieces 24, 24 are provided with the same size or longer than the width of the flange Ab, and the end surfaces thereof face the flange Ab. The projecting pieces 24, 24 are formed with cut-out grooves 26, 26 into which the end edge of the other flange Ab of the angle member A is inserted at substantially the center.

  The bolt 3 for tightening is inserted into the bolt hole 13 of the first partial member 1 and the bolt hole 23 of the second partial member 2 and is screwed into the nut 14 of the first partial member 1. A normal tightening bolt comprising a nut-diameter head 32 provided at the end of the screw portion 31. The bolt 3 for tightening is used by inserting a washer 4 and a spring washer 5 into the threaded portion 31.

  To use the first example, first, bolts as attachment parts B for attaching various devices to the attachment holes 25 of the second partial member 2 are inserted from the protruding pieces 24 and 24 side. Then, as shown in FIG. 4, the second partial member 2 is inclined and attached to the angle member A. That is, the other one base piece is secured to the other flange Ab of the angle member A so that one base piece 21 of the second partial member 2 is widely spaced from the one flange Aa of the angle member A. And the end face of the other flange Ab of the angle member A is inserted into the insertion grooves 26, 26. Subsequently, the first partial member 1 is attached to the angle member A while maintaining the inclination of the second partial member 2. That is, the protruding pieces 12 and 12 of the first partial member 1 are slid onto one flange Aa of the angle member A, and the edge of one flange Aa of the angle member A is inserted into the insertion groove 15. .

  Thereafter, the second partial member 2 is tilted toward the first partial member 1 to eliminate the inclination of the second partial member 2.

  As a result, the first partial member 1 and the second partial member 2 are assembled via the angle member A. At this time, since the guide portion 16 of the first partial member 1 regulates the positional deviation of one base piece 21 of the second partial member 2, the first partial member 1 and the second partial member 2 are accurately Assembled to.

  Thereafter, the bolt 3 for tightening is inserted into the bolt hole 23 of the second partial member 2 and the bolt hole 13 of the first partial member 1 and screwed into the nut 14 of the first partial member 1. Tighten the bolt 3 for tightening.

  As a result, the assembly of the first partial member 1 and the second partial member 2 via the angle member A is firmly fixed.

  When the assembly and fixing of the first partial member 1 and the second partial member 2 are completed, the bolt as the mounting part B for attaching various devices to the second partial member 2 is supported, and substantially In addition, the mounting member B is attached to the angle member A. That is, the mounting part B can be attached to the angle member A without drilling the mounting hole. Therefore, it may be difficult to implement from the environmental point of view because it requires site construction with noise using a drilling machine, or the angle strength decreases due to drilling of the mounting hole. There is nothing.

  And according to the first example, the portion where the first partial member 1 and the second partial member 2 are joined is configured at a position facing one flange Aa of the angle member A and is close to the angle member A, A decrease in the assembly strength of the first partial member 1 and the second partial member 2 can be avoided. Therefore, sufficient support strength of various devices can be obtained. Moreover, the nut 14 to which the bolt 3 for tightening is screwed is fixed to the first partial member 1 so that the nut does not loosen and come off over time. Therefore, sufficient support strength of the various devices obtained is maintained for a long time.

  The entire first partial member 1 and a part of the second partial member 2 are formed in a U-shape, and the first partial member 1 and the second partial member 2 are box-shaped with respect to the angle member A. Since the structure is configured, the assembled first partial member 1 and second partial member 2 exhibit strong resistance to twisting and the like. Further, the entire first partial member 1 and a part of the second partial member 2 are formed in a U shape, and the contact area of the first partial member 1 and the second partial member 2 with respect to the angle member A is increased. Since it is small, adhesion due to corrosion or the like is avoided, and removal from the angle material A is not impossible.

  FIG. 5 shows a second example of an embodiment for carrying out the mounting bracket according to the present invention.

  In the second example, the tightening bolt 3 is tightened with a tightening nut 34 that is screwed into the dimensioning bolt 33 as the dimensioning bolt 33 consisting only of the threaded portion.

  According to the second example, the fastening bolt 3 can be used as the mounting part B.

  FIG. 6 shows a third example of an embodiment for carrying out the mounting bracket according to the present invention.

  In the third example, the adapter 6 is used for the second partial member 2.

  The adapter 6 is formed in a U shape with a base piece 61 and projecting pieces 62, 62, and a bolt as a mounting part B for attaching various devices of the second partial member 2 to the substantially central portion of the base piece 61. A mounting hole 63 different from the diameter of the mounting hole 25 to be inserted is drilled. The adapter 6 is dimensioned so that it can be fitted between the protruding pieces 24, 24 of the second partial member 2. Preferably, a plurality of adapters 6 having different diameters of the mounting holes 63 are provided on the market in combination with the first partial member 1, the second partial member 2, and the tightening bolt 3.

  According to the third example, the use of the adapter 6 makes it possible to select and use the size of the bolt as the mounting part B for mounting various devices, thereby increasing versatility.

  As described above, in addition to the illustrated examples, the mounting part B can be fixed to the second partial member 2 by welding or the like. Also, the mounting part B can be a hook type, a clamp type or the like.

  Furthermore, since the assembly of the first partial member 1 and the second partial member 2 is strong, it can be used upside down, suspended or inclined.

  The mounting bracket according to the present invention can be widely applied when various devices are attached to an angle member made of L-shaped steel by changing mounting parts.

DESCRIPTION OF SYMBOLS 1 1st partial material 13 Bolt hole 14 Nut 15 Insertion groove 16 Guide part 2 2nd partial material 23 Bolt hole 26 Insertion groove 3 Bolt (for tightening)
6 Adapter 63 Mounting hole A Angle Aa Flange (one side)
Ab flange (the other)
B Mounting parts

Claims (4)

  1st part material and 2nd part material which are assembled with each other through angle members made of L-shaped steel and fastened with bolts for tightening, and the first part material is only one flange of the angle material The insertion groove into which the edge of one flange is inserted is provided and a nut to which a bolt for tightening is screwed is fixed, and the second part material faces both flanges of the angle member For insertion, a bolt hole into which a bolt for tightening is inserted corresponding to a nut is drilled at a position facing one flange, and an edge of the other flange is inserted at a position facing the other flange Mounting brackets that are provided with grooves and mounting parts for mounting various devices.   2. The mounting bracket according to claim 1, wherein the first partial member has a U-shaped cross section, and a nut receiving space is provided between one flange of the angle member, and the bolt is tightened coaxially with the nut. A mounting bracket, wherein a bolt hole into which is inserted is perforated.   The mounting bracket according to claim 1 or 2, wherein the first partial member is provided with a guide portion for regulating a position of a portion facing one flange of the angle member of the second partial member. Mounting bracket.   The mounting bracket for mounting various devices according to any one of claims 1 to 3, wherein the second partial member is formed in a U-shaped cross-section at the portion facing the other flange of the angle member. A mounting hole that can be attached to the second part material is perforated, and an attachment hole having a diameter different from that of the second part member is provided, and an adapter that can be fitted into a U-shape of the second part member is provided. Mounting bracket to be used.

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