JP2016118230A - Nut member - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a nut member capable of efficiently attaching an article to be attached to a strut without slipping down, even if the article to be attached is not held by a hand.SOLUTION: A nut member 1 includes a nut 4 equipped with a flange portion 42 on a polygonal nut portion 41; a rectangular flat plate 5 formed with a through-hole 51; and a rectangular rubber elastic plate 6 formed with an insertion hole 61, and the width 5W of the flat plate 5 is formed to be smaller than the opening width of an engaging groove 21. The length 5L of the flat plate 5 is formed to be shorter than a distance between wall surfaces of the engaging groove 21, and longer than the opening width. The width 6W of the rubber elastic plate 6 is formed to be smaller than the opening width of the engaging groove 21, and the length 6L of the rubber elastic plate 6 is formed to be longer the distance between the wall surfaces of the engaging groove 21. The flat plate 5 and the rubber elastic plate 6 are superimposed and disposed so as to match their longitudinal direction. The nut member 1 is inserted in the through-hole 51 of the flat plate 5 and the insertion hole 61 of the rubber elastic plate 6 to be locked.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a side surface of a pillar in a simple structure in which a pillar or a beam material is used such as a shelter installed at a bus stop or the like, an arbor installed as a resting place such as a garden, or a shade shelf installed in a garden It is related with the nut member used when attaching a to-be-attached object.

  Conventionally, in a simple structure or the like in which a column or a beam material is used, as a nut member used when attaching an object to be attached to a side surface of a column, for example, paragraph 22 in FIG. In the case where the handrail 2 as the attachment object is attached to the support column 1 with the groove 1c having the groove bottom width wider than the groove opening width, the nut portion 2c is provided in the groove 1c. It is disclosed that the fitting portion 2b is tightened and fixed by a bolt 2e via an anti-rotation member 2d at an appropriate position after being fitted 90 degrees.

Japanese Patent Laid-Open No. 2002-220938

  However, in the conventional nut member, the handrail can be fixed at an appropriate position of the support column. However, after the nut member is inserted into the groove at a predetermined position and rotated, the bolt is always tightened. The nut member needs to be held by hand, and the work for attaching the object to be attached is inevitably performed with one hand, which is not a troublesome work and cannot be said to be an efficient work.

  The present invention is a nut that can be attached to a post efficiently with both hands without being slipped off even if it is not held by hand after being inserted into a desired position in a groove provided in the post. It is intended to provide a member.

In order to achieve the above object, the present invention is configured as follows.
That is, the nut member according to the present invention is a nut member that is inserted into the engaging groove of the support column in which a dovetail engaging groove is provided in the longitudinal direction on the side surface thereof,
The nut member includes a nut having a flange portion in a polygonal nut portion, a rectangular flat plate in which a through hole is formed, and a rectangular rubber elastic plate in which an insertion hole is formed,
The width of the flat plate is formed smaller than the opening width of the engaging groove, the length of the flat plate is shorter than between the wall surfaces of the engaging groove, and longer than the opening width,
A width of the rubber elastic plate is formed smaller than an opening width of the engagement groove; a length of the rubber elastic plate is formed longer than between the wall surfaces of the engagement groove;
The flat plate and the rubber elastic plate are arranged so that their longitudinal directions coincide with each other, and the nut portion is inserted and locked into the through hole of the flat plate and the insertion hole of the rubber elastic plate. ,
At least the flange portion, the flat plate, and the rubber elastic plate are arranged in the engagement groove.

  Further, in the nut member according to the present invention, a pair of corners located diagonally among the corners of the four corners of the flat plate are obliquely cut to form an inclined portion, and the length between the inclined portions is the above-mentioned relation. The pair of diagonal lengths of the flat plate which is formed shorter than between the wall surfaces of the mating groove and where the inclined portion is not formed is longer than between the wall surfaces of the engaging groove. is there.

  The nut member according to the present invention is characterized in that the flat plate and the rubber elastic plate are fixed to each other.

According to the nut member according to the present invention, the nut member includes a nut having a flange portion in a polygonal nut portion, a rectangular flat plate in which a through hole is formed, and a rectangular shape in which an insertion hole is formed. With a rubber elastic plate,
The width of the flat plate is formed smaller than the opening width of the engaging groove, the length of the flat plate is shorter than between the wall surfaces of the engaging groove, and longer than the opening width,
A width of the rubber elastic plate is formed smaller than an opening width of the engagement groove; a length of the rubber elastic plate is formed longer than between the wall surfaces of the engagement groove;
The flat plate and the rubber elastic plate are arranged so that their longitudinal directions coincide with each other, and the nut portion is inserted and locked into the through hole of the flat plate and the insertion hole of the rubber elastic plate. ,
Since at least the flange portion, the flat plate, and the rubber elastic plate are disposed in the engagement groove, the nut member is inserted from the opening of the engagement groove and then rotated so that the wall surface of the engagement groove When the both ends of the rubber elastic plate in the longitudinal direction are in contact with each other, the nut member can be temporarily fixed in the engagement groove, and thus the nut member is inserted into a desired position in the engagement groove. After that, the object to be attached can be efficiently attached to the column with both hands without falling off even if it is not held by hand.

  Further, according to the nut member of the present invention, a pair of corner portions located diagonally among the corner portions of the four corners of the flat plate are cut obliquely to form an inclined portion, and the length between the inclined portions is Since the pair of diagonal lengths of the flat plate that is formed shorter than the wall surface of the engagement groove and not formed with the inclined portion is formed longer than the wall surface of the engagement groove, When the bolt used for attaching the bolt to the column is screwed into the nut member, the corners of the flat plate positioned diagonally where the inclined portion is not formed are in contact with the wall surface of the engagement groove and caught. Since the rotation of the nut member is prevented, the bolt and the nut member do not rotate, and the attached object can be efficiently attached to the support column.

  Further, according to the nut member according to the present invention, since the flat plate and the rubber elastic plate are fixed, when the nut member is rotated at a predetermined position in the groove provided in the support column, the rubber elastic plate And the nut member can be securely temporarily fixed in the groove without the flat plate and the nut coming off.

It is a perspective view showing one embodiment of a nut member concerning the present invention. It is a disassembled perspective view of the nut member shown in FIG. 1 is a front view, (B) is a side view, (C) is a plan view, and (D) is a rear view of the nut member shown in FIG. The state which attached the to-be-attached object to the support | pillar using the nut member shown in FIG. 1 is shown, (A) is a front view, (B) is a side view. (A) is explanatory drawing which shows the use condition of the nut member in the support | pillar shown in FIG. 4, (b) is sectional drawing which shows the engaging groove by which a nut member is inserted.

Next, embodiments for carrying out the present invention will be specifically described with reference to the drawings.
The rubber elastic plate in the description of the present invention represents a plate-like body having elasticity and frictional force such as rubber, and includes a plate-like body formed of natural rubber, synthetic rubber, synthetic resin, elastomer or the like. It is. As shown in FIG. 2, the length of the flat plate 5 and the rubber elastic plate 6 to be described later represents the length in the longitudinal direction of the rectangle, and the width represents the size in the short side of the rectangle. Is expressed.

  In the drawings, 1 is a nut member according to the present invention, 2 is a column erected at an installation location, and 3 is an attachment 3 to be attached to the column 2 via the nut member 1 (in this embodiment, A dovetail-like engagement groove 21 is provided on the side surface of the support column 2 in the longitudinal direction, and the nut member 1 is inserted into the engagement groove 21. A handrail 3 as the attached object is attached to the column 2 by screwing a bolt B into 1.

  The nut member 1 includes a nut 4, a flat plate 5, and a rubber elastic plate 6. The nut 4 has a polygonal outer shape (in the present embodiment, a hexagonal shape), and a disc-shaped flange portion 42 is provided at the lower end of the nut portion 41 in which a female screw is engraved at the center thereof. Made of metal.

  The flat plate 5 is formed of a rectangular metal plate having a hexagonal through hole 51 which is the same as the nut portion 41 of the nut 4 and formed in the center portion. The through hole 51 is locked by the nut portion 41. The flat plate 5 can be externally fitted to the nut portion 41. The flat plate 5 has a width 5W smaller than the opening width D1 of the engaging groove 21 so that the nut member 1 having the flat plate 5 can be inserted into the engaging groove 21. Further, the length 5L of the flat plate 5 is shorter than the space D2 between the wall surfaces of the engagement groove 21 and longer than the opening width D1, and a pair of corners 52 at the four corners of the flat plate 5 are located diagonally. The corner 52 is cut off obliquely to form an inclined portion 53, the length 5K between the inclined portions 53 is shorter than the distance D2 between the wall surfaces of the engaging groove 21, and the inclined portion 53 is not formed. The pair of diagonal lengths 5T of the flat plate 5 is formed longer than between the wall surfaces of the engagement groove 21, and the nut member 1 inserted into the engagement groove 21 is at least 90 degrees in the direction of the inclined portion 53. If it can be rotated and further rotated, the corner 52 of the flat plate 5 located diagonally where the inclined portion 53 is not formed is brought into contact with the wall surface of the engaging groove 21 and caught. The rotation of the nut member 1 is prevented, that is, the nut Member 1 is formed in a shape so as not to idle within the locking groove 21. Therefore, when the bolt B is screwed into the nut member 1 inserted into the locking groove 21 and temporarily fixed, and the handrail 3 is attached to the column 2, the bolt B is attached to the nut of the nut member 1. Even if screwed into the portion 41, the bolt B and the nut member 1 do not rotate, so that the handrail 3 can be efficiently attached to the column 2.

  The rubber elastic plate 6 is formed in a rectangular shape in which the same hexagonal insertion hole 61 as the nut portion 41 of the nut 4 is formed in the center portion, and the insertion hole 61 can be locked to the nut portion 41. Is formed. The rubber elastic plate 6 has a width 6W smaller than the opening width D1 of the engagement groove 21 so that the nut member 1 having the rubber elastic plate 6 can be inserted into the engagement groove 21. Yes. Further, the length 6L of the rubber elastic plate 6 is formed to be longer than the distance D2 between the wall surfaces of the engaging groove 21, and a pair of corner portions 62 located diagonally among the corner portions 62 of the four corners of the rubber elastic plate 6. Is inclined to form an inclined portion 63, and the length 6K between the inclined portions 63 is shorter than the distance D2 between the wall surfaces of the engaging groove 21, and the nut member 1 inserted into the engaging groove 21 is It can be rotated by 90 degrees in the direction of the inclined portion 63, and is formed in such a shape that both end portions 64 in the longitudinal direction of the rubber elastic plate 6 are in contact with the wall surface of the engaging groove 21 in that state. Has been.

  The flat plate 5 and the rubber elastic plate 6 are arranged so that their longitudinal directions coincide with each other, and the nut portion 41 is inserted into the through hole 51 of the flat plate 5 and the insertion hole 61 of the rubber elastic plate 6. Is inserted and locked to form the nut member 1.

  By adopting the shape as described above, the nut member 1 is inserted into the groove from the opening of the engagement groove 21, and at least the flange portion 42, the flat plate 5, and the rubber elastic plate 6 are in the engagement groove. When the nut member 1 is rotated 90 degrees in the direction of the inclined portions 53 and 63 of the flat plate 5 and the rubber elastic plate 6 in the state of being disposed at 21, the both end portions 64 of the rubber elastic plate 6 have their frictional forces. Thus, the nut member 1 can be temporarily fixed to the engagement groove 21 by being locked to the wall surface of the engagement groove 21.

  At this time, since the length 6L of the rubber elastic plate 6 is longer than the distance D2 between the wall surfaces of the engagement groove 21, the nut member 1 is inserted into the engagement groove 21 and the flat plate 5 and the rubber are inserted. When rotating in the direction of the inclined portions 53 and 63 of the elastic plate 6, both end portions 64 in the longitudinal direction of the rubber elastic plate 6 come into contact with the wall surface of the engagement groove 21, and the rotation is obstructed. The nut member 1 can be further rotated while deforming the longitudinal ends 64 of the rubber elastic plate 6 due to the elasticity of the rubber elastic plate 6, so that the nut member 1 can be securely inserted into the engagement groove 21. Can be temporarily fixed.

  Further, since the flat plate 5 and the rubber elastic plate 6 are fixed to each other by bonding the lower surface of the flat plate 5 and the upper surface of the rubber elastic plate 6 with a double-sided tape or an adhesive, the rubber elasticity Due to the frictional force of the plate 6, the flat plate 5 inserted through the nut portion 41 and the rubber elastic plate 6 are integrally locked to the nut 4, and the nut member 1 is provided on the column 2. When the rubber elastic plate 6, the flat plate 5, and the nut 4 are not detached when the rubber member is rotated at a predetermined position in the stop groove 21, the nut member 1 can be securely temporarily fixed in the locking groove 21. it can.

  In the present embodiment, the through hole 51 of the flat plate 5 and the insertion hole 61 of the rubber elastic plate 6 are formed in a hexagonal shape that is the same shape as the nut portion 41, but the present invention is not limited to this. However, as long as the shape can be locked to the nut portion 41, for example, a quadrangular shape or an octagonal shape may be used.

  Further, like the flat plate 5, the rubber elastic plate 6 is also provided with an inclined portion 63. However, since the rubber elastic plate 6 has elasticity, it abuts against the wall body 23 of the locking groove 21. However, since the rubber elastic plate 6 is deformable, the inclined portion 63 is not necessarily provided.

DESCRIPTION OF SYMBOLS 1 Nut member 2 Support | pillar 21 Engagement groove 3 Attachment object (handrail)
4 Nut 41 Nut portion 42 Flange portion 5 Flat plate 51 Through hole 52 Corner portion 53 Inclined portion 5W Width 5L Length 5K Length between inclined portions 5T Diagonal length 6 Rubber elastic plate 61 Insertion hole 62 Corner portion 63 Inclined portion 64 Both ends 6W Width 6L Length 6K Length between inclined parts B Bolt D1 Opening width D2 Between walls

Claims (3)

A nut member inserted into the engagement groove of the support column provided with a dovetail-shaped engagement groove in the longitudinal direction on its side surface,
The nut member includes a nut having a flange portion in a polygonal nut portion, a rectangular flat plate in which a through hole is formed, and a rectangular rubber elastic plate in which an insertion hole is formed,
The width of the flat plate is smaller than the opening width of the engaging groove, the length of the flat plate is shorter than between the wall surfaces of the engaging groove and longer than the opening width, and the width of the rubber elastic plate is It is formed smaller than the opening width of the joint groove, the length of the rubber elastic plate is formed longer than between the wall surfaces of the engagement groove,
The flat plate and the rubber elastic plate are arranged so that their longitudinal directions coincide with each other, and the nut portion is inserted and locked into the through hole of the flat plate and the insertion hole of the rubber elastic plate. ,
A nut member, wherein at least the flange portion, the flat plate, and the rubber elastic plate are disposed in the engagement groove.   Of the four corners of the flat plate, a pair of corners located diagonally are cut off obliquely to form an inclined portion, and the length between the inclined portions is shorter than between the wall surfaces of the engaging groove. 2. The nut member according to claim 1, wherein a pair of diagonal lengths of the flat plate on which the inclined portion is not formed is longer than between the wall surfaces of the engagement groove.   The nut member according to claim 1 or 2, wherein the flat plate and the rubber elastic plate are fixed to each other.

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