JP2016142016A - Structural body - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a structural body with which a member on one side may be integrated with a member on the other side without welding, allowing prescribed strength to be obtained.SOLUTION: A structural body 10 of the present invention includes a base member (a member on one side) 11 and a post member (a member on the other side) 12. The base member 11 has protruded walls 20, 21 protruding on a post member 12 side, while the post member 12 has grooves 30, 31 opening on a base member 11 side, and the protruded walls 20, 21 of the base member 11 are fitted into the grooves 30, 31 of the post member. A bolt insertion part 27 is formed on the base member 11, the bolt insertion part 27 being formed continuously from a bolt insertion part 14 formed over side surface parts 25a, 26a of the protruded walls 20, 21 and groove walls 33a, 34a opposite the side surface parts 25a, 26b. A screw hole 37 into which a bolt 13 is screwed is formed continuously from the bolt insertion part 14, at a location deeper inside than groove bottom parts 35, 36. The base member 11 and the post member 12 are fixed by the bolt 13 inserted into the bolt insertion part 14 of the base member 11.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a structure for fixing a column or the like.

  For example, a structure such as a base post that fixes the support when the support is installed is known. As shown in FIG. 12, the conventional structure 102 includes a base member 103 and a post in which a base member (one member) 103 and a post member (other member) 105 are iron members in order to obtain a predetermined strength. The member 105 was integrated by welding 107.

None

  However, since welding requires skillful techniques, there is a problem that construction takes time. Furthermore, there is a demand for a structure that can obtain a predetermined strength even when other metal materials such as an aluminum material are used in addition to the iron material.

  Then, this invention aims at provision of the structure which can obtain predetermined intensity | strength while being able to integrate, without welding one member and the other member.

  The invention according to claim 1 includes one member and the other member, the one member having a protruding wall protruding toward the other member, and the other member having a groove opening toward the one member. The projecting wall of one member is fitted in the groove of the other member, a bolt insertion part is formed in one member, and a screw hole for screwing the bolt is provided in the other member, The structure is characterized in that one member and the other member are fixed with bolts.

  The invention according to claim 2 includes one member and the other member, the one member having a protruding wall protruding toward the other member, and the other member having a groove opening toward the one member. The protruding wall of one member is fitted in the groove of the other member, and a bolt insertion portion is formed in one member, and this bolt insertion portion is connected to the side surface portion of the protruding wall of one member and this It is formed continuously with the bolt insertion part formed across the groove wall of the other member facing the side surface part, and the screw hole for screwing the bolt deeper than the groove bottom of the other member is inserted into the bolt The structure is characterized in that one member and the other member are fixed with bolts.

According to invention of Claim 1, since one member and the other member are being fixed with the volt | bolt and it is not fixing by welding, construction can be performed easily.
Since the protruding wall of one member is fitted in the groove of the other member, the protruding wall of one member bears the force applied to the other member, so that one member and the other member are fixed with bolts. The strength of the entire structure is high as compared with the case of only the case.

According to invention of Claim 2, since one member and the other member are being fixed with the volt | bolt and it is not fixing by welding, construction can be performed easily.
Since the protruding wall of one member is fitted in the groove of the other member, the protruding wall of one member bears the force applied to the other member, so that one member and the other member are fixed with bolts. The strength of the entire structure is high as compared with the case of only the case.
Since the bolt insertion portion is formed across the side surface portion of the protruding wall and the groove wall facing the side surface portion, the strength of the entire structure can be further increased and the structure can be made smaller.

BRIEF DESCRIPTION OF THE DRAWINGS It is the structure concerning 1st Embodiment of this invention, (a) is the perspective view which looked at the base member from the upper side, (b) is the perspective view which looked at the base member from the lower side, (c) is the post member The perspective view which looked at from the upper side, (d) is the perspective view which looked at the post member from the lower side, (e) is sectional drawing cut | disconnected below from AA shown in (c). It is a structure concerning a 1st embodiment, and is a perspective view showing the state where a base member and a post member were assembled. BRIEF DESCRIPTION OF THE DRAWINGS It is a structure concerning 1st Embodiment, (a) is a top view, (b) is AA sectional drawing shown to (a), (c) is BB sectional drawing shown to (a). . BRIEF DESCRIPTION OF THE DRAWINGS It is a figure of the handrail using the structure concerning 1st Embodiment, (a) is sectional drawing cut | disconnected along the longitudinal direction of headstock, (b) is AA sectional drawing shown to (a) It is. It is a structure concerning a 2nd embodiment of the present invention, (a) is a top view and (b) is an AA sectional view shown in (a). 3A and 3B show a structure according to a third embodiment of the present invention, in which FIG. 4A is a perspective view of the base member as viewed from above, FIG. 5B is a perspective view of the base member as viewed from below, and FIG. The perspective view which looked at from the upper side, (d) is the perspective view which looked at the post member from the lower side. It is a structure concerning a 3rd embodiment of the present invention, (a) is a top view and (b) is an AA sectional view shown in (a). It is a side view of the structure shown in FIG. It is a structure concerning a 4th embodiment of the present invention, (a) is a top view and (b) is an AA sectional view shown in (a). It is a structure concerning a 5th embodiment, (a) is a top view, (b) is an AA sectional view shown in (a), and (c) is a BB sectional view shown in (a). . It is a figure of the handrail using the structure concerning 5th Embodiment, and is sectional drawing cut | disconnected along the longitudinal direction of headboard. It is a figure which shows the conventional structure, (a) is a top view, (b) is AA sectional drawing shown to (a).

A structure 10 according to a first embodiment of the present invention will be described below with reference to FIGS. As shown in FIG. 4, the structure 10 of the present embodiment is used to fix the column 3 of the rail 1 to the housing 2. The balustrade 1 is fixed between a plurality of support pillars 3, a cap 1 a installed on the upper part of each support 3, a lower rail 1 b fixed between the supports 3, 3 at the lower part of the support 3, and a cap 1 a and the lower rail 1 b. The vertical member 1c is provided. The strut 3, the headboard 1a, the lower rail 1b, and the vertical member 1c are made of an aluminum alloy material.
As shown in FIGS. 2 and 3, the structure 10 according to the present embodiment includes a base member (one member) 11, a post member (other member) 12 attached to the base member 11, and the post member 12 as a base. And a bolt 13 to be fixed to the member 11. The base member 11 and the post member 12 are made of an aluminum alloy material.

As shown in FIGS. 1 and 3, the base member 11 has a quadrangular shape in plan view, and leg portions 23 that protrude from the lower surface 11 b are provided on one side and the other side of the quadrangle that face each other. Each corner is provided with an anchor bolt insertion hole 24 through which the anchor bolt 4 (see FIG. 4) is inserted.
As shown in FIGS. 1A and 1B, the base member 11 is formed with one and other protruding walls 20 and 21 protruding from the upper surface 11 a of the base member 11. In the present embodiment, the protruding walls 20 and 21 are arranged so as to be biased to one side on the upper surface 11 a of the base member 11.
As shown in FIG. 1A, the one and the other protruding walls 20 and 21 have a substantially quadrangular prism shape and are provided in parallel with a space therebetween. The length L of the protruding walls 20 and 21 is substantially the same as the width of the post member 12 in the same direction. Further, in the direction in which the protruding walls 20 and 21 face each other, the width W of the protruding walls 20 and 21 is smaller than the diameter of the bolt insertion portion 14 described later.
One protruding wall 20 has a side surface portion 25 a that faces the other protruding wall 21. Similarly, one protruding wall 21 has a side surface portion 26 a that faces the other protruding wall 20.
Base-side bolt insertion portions 14a are formed at two positions on the side surface portion 25a of the one protruding wall 20 and the side surface portion 26a of the other protruding wall 21, respectively, spaced from each other. A bolt insertion hole (bolt insertion portion) 27 penetrating the base member 11 is continuously formed in each base-side bolt insertion portion 14a.
As shown in FIG. 3 (b), the base-side bolt insertion portion 14a is formed in a substantially semi-cylindrical recess at the side surface portion 25a of the protruding wall 20 and the side surface portion 26a of the protruding wall 21, and the bolt insertion hole The shape coincides with 27 semicircles.
The base-side bolt insertion portion 14 a and the post-side bolt insertion portion 14 b described later constitute a bolt insertion portion 14 that penetrates the base member 11 and continues to the screw hole 37 of the post member 12.

As shown in FIGS. 1C to 1E, the post member 12 is formed in a solid quadrangular prism shape. A plurality of screw holes 32 that can be screwed with screws 6 (see FIG. 4) for fixing the column 3 are provided on the side surface of the post member 12. The post member 12 has two grooves 30 and 31 opened on the base member 11 side, four post-side bolt insertion portions 14b, and a screw hole 37 on the lower surface 12a.
The grooves 30 and 31 are formed substantially parallel to each other with a space therebetween, and are disposed at positions corresponding to the one and the other protruding walls 20 and 21, respectively, and substantially the same as the one and the other protruding walls 20 and 21. They have the same width and are formed so as to penetrate from one side surface of the post member 12 to the opposite side surface.
One groove 30 has a substantially U-shaped cross section with the groove walls 33 a and 33 b and the groove bottom 35. Similarly, the other groove 31 also has a substantially U-shaped cross section with the groove walls 34 a and 34 b and the groove bottom 36. The length and depth of each of the grooves 30 and 31 are substantially the same as the length and height of the protruding walls 20 and 21 of the base member 11.
As shown in FIGS. 1C to 1E, the plurality of post-side bolt insertion portions 14b are formed in the adjacent groove walls 33a and 34a of the two grooves 30 and 31, respectively. In 33a and 34a, it is a semi-cylindrical recessed part. Two post-side bolt insertion portions 14b are formed at intervals in the length direction of the groove walls 33a and 34a.
As shown in FIG. 1E, the screw hole 37 is formed on the back side (the side farther from the lower surface 12a) than the groove bottoms 35 and 36, and is formed continuously with each post-side bolt insertion portion 14b. It is.

The fixing of the base member 11 and the post member 12 in the structure 10 configured as described above will be described with reference to FIGS. In order to assemble and fix the post member 12 to the base member 11, the protruding walls 20 and 21 of the base member 11 are fitted into the grooves 30 and 31 of the post member 12, as shown in FIG. 2 and FIG. The end surfaces of the one and the other projecting walls 20 and 21 and the side surfaces where the grooves 30 and 31 of the post member 12 are opened are aligned.
Then, as shown in FIG. 3 (b), the base-side bolt insertion portion 14a of the side surface portion 25a of one protruding wall 20 and the post-side bolt insertion portion 14b of the groove wall 33a face each other to form a cylindrical hole. Thus, one bolt insertion portion 14 is formed, and similarly, the base-side bolt insertion portion 14a of the side surface portion 26a and the post-side bolt insertion portion 14b of the groove wall 34a face each other to form a cylindrical hole. The insertion part 14 is comprised. That is, the bolt insertion portion 14 includes a base-side bolt insertion portion 14a formed on the side surface portion 25a of the projection wall 20 and a side surface portion 26a of the projection wall 21, and a post-side bolt insertion portion 14b formed on the groove walls 33a and 34a. And is formed across the side surface portion 25a and the groove wall 33a and the side surface portion 26a and the groove wall 34a.
The bolt 13 is inserted into the bolt insertion portion 14 from the lower surface 11 b of the base member 11 through the washer 15, and the bolt 13 is screwed into the screw hole 37 formed on the back side of the bolt insertion portion 14. Thereby, the post member 12 can be fixed to the base member 11.
In order to install the structure 10 on the housing 2, as shown in FIG. 4, the legs 23 of the base member 11 are placed on the horizontal housing 2, and the four anchor bolts 4 protruding from the housing 2 are attached. Each of the four anchor bolt insertion holes 24 is inserted. Then, a nut 5 is fastened to each anchor bolt 4 protruding from the upper surface 11 a of the base member 11. Thereby, the base member 11 can be fixed to the housing 2.
When the column 3 is fixed to the structure 10, the post member 12 of the structure 10 fixed to the housing 2 is covered from above the prismatic column 3 and the post member 12 is inserted into the lower end of the column 3. Then, the side surface of the column 3 is fastened with the screw 6 to the screw hole 32 of the post member 12. Thereby, the support | pillar 3 can be fixed to the structure 10. FIG.

Here, the manufacture of the base member 11 and the post member 12 will be described with reference to FIG. The base member 11 and the post member 12 are each manufactured by extrusion molding.
In the extruded product of the base member 11, as shown by a two-dot chain line in FIG. 1A, one and the other protruding wall portions are formed from one end to the other opposite end on the upper surface 11 a of the base member. The two-dot chain line portion is excised to form one and the other protruding walls 20 and 21. Further, the base-side bolt insertion portion 14a and the bolt insertion hole 27 continuous therewith are cut with a drill, and the anchor bolt insertion hole 24 is formed to manufacture the base member 11.
The extruded product of the post member 12 is in a state in which two grooves 30 and 31 parallel to each other are formed on the lower surface 12a of the quadrangular prism member, but the groove walls 33a and 34a adjacent to each other in the two grooves 30 and 31 are formed. The post-side bolt insertion portion 14b is formed by a tap, and the tap is deeply pressed to form a screw hole continuous to the post-side bolt insertion portion 14b at the back of the groove bottom.

The effect of the structure 10 concerning 1st Embodiment is demonstrated.
As shown in FIG. 3, in the structure 10 according to the present embodiment, the base member 11 and the post member 12 are fixed with bolts 13, and the post member is not welded to the base member 11. it can.
Moreover, since the protruding walls 20 and 21 of the base member 11 and the grooves 30 and 31 of the post member 12 are fitted, the protruding walls 20 and 21 of the base member 11 bear the force applied to the post member 12. Compared with the case where only the base member 11 and the post member 12 are fixed with the bolts 13, the strength of the entire structure can be increased.
Further, in the structure 10 according to the present embodiment, the bolt insertion portion 14 is formed so as to straddle the base side bolt insertion portion 14a of the side surface portions 25a and 26a and the post side bolt insertion portion 14b of the groove walls 33a and 34a. Therefore, the structure 10 can be reduced in size while further increasing the strength of the structure 10 as a whole. And since the width W of the protrusion walls 20 and 21 is smaller than the diameter of the bolt insertion part 14, cost can be suppressed and it can process easily.

In the present embodiment, the column 3 of the rail 1 is made of an aluminum alloy material, and the base member 11 and the post member 12 of the structure 10 are made of an aluminum alloy material. Compared with the case where the member 12 is made of iron, it is possible to prevent corrosion caused by contact of different types of metal materials.
Further, in the case where the support column 3 is made of an aluminum alloy material and the base member 11 and the post member 12 are different types of metal materials (iron materials) from the support column 3, in order to prevent corrosion between different metals, the support column 3 However, the structure 10 according to the present embodiment does not require an insulating sheet, and the configuration and construction can be simplified.
As shown in FIGS. 1A, 2 and 3A and 3B, the protruding walls 20 and 21 of the base member 11 and the post member 12 fitted thereto are biased in a plan view of the base member 11. As shown in FIG. 4 (b), when the support column 3 is attached to the housing 2, the base member 11 is attached with the post member 12 arranged in a biased position outside the road as shown in FIG. Compared with the case where the post member 12 is arranged in the center between the road and the outside of the road, the space on the road side can be widened.

Other embodiments of the present invention will be described below. In the embodiments described below, parts having the same operational effects as those of the above-described first embodiment are denoted by the same reference numerals. The description of that part is omitted, and in the following description, differences from the first embodiment will be mainly described.
A structure 10 according to a second embodiment of the present invention will be described with reference to FIG. In the structure 10 according to the second embodiment, one protruding wall 20 is formed on the upper surface 11a of the base member 11, and one groove 30 having a shape corresponding to the protruding wall 20 is formed on the post member 12. The bolt insertion portions 14 and 14 are formed on both side surface portions 25a and 25b of the protruding wall 20, respectively, which is different from the first embodiment.
In the second embodiment, the width W of the protruding wall 20 is formed larger than that of the first embodiment, and base side bolt insertion portions 14a are provided on both side surfaces of the side surface portion 25a and the side surface portion 25b. In one groove 30, post-side bolt insertion portions 14 b are formed in the opposing groove walls 33 a and 33 b, and screw holes 37 are formed in the back side of the groove bottom 35. That is, in the present embodiment, the bolt insertion portion 14 is formed over the side surface portion 25a and the groove wall 33a, and similarly formed over the side surface portion 25b and the groove wall 33b.
In the structure 10 according to the present embodiment, since there is one projecting wall 20 and one groove 30, the structure 10 can be made more compact than the structure 10 according to the first embodiment in which two of them are provided. The effect similar to the structure 10 concerning 1st Embodiment can be show | played.

A structure 10 according to a third embodiment of the present invention will be described with reference to FIGS. As shown in FIG. 6A, the structure 10 according to the third embodiment is provided with one protruding wall 20 on the base member 11 (one member), and on both side surfaces of the protruding wall 20. A total of four bolt insertion holes (bolt insertion portions) 27 are formed on each side surface.
As shown in FIG. 6B, the post member (the other member) 12 has a groove 30 that fits into the protruding wall 20 on the lower surface 12a, and the lower surface 12a has both sides sandwiching the groove 30. Two screw holes 37 are formed in each. The screw hole 37 is formed from the lower surface 12a of the post member 12 toward the back side.
In the third embodiment, as shown in FIG. 7, after the protruding wall 20 of the base member 11 is fitted and assembled in the groove 30 of the post member 12, the lower surface side of the base member 11 is inserted through the washer 15. The inserted bolt 13 is screwed into the screw hole 37 of the post member 12 and fixed.

According to the structure 10 according to the third embodiment, the base member 11 and the post member 12 are fixed by the bolts 13, and the post member is not welded to the base member 11, so that the construction can be easily performed.
Moreover, since the protruding wall 20 of the base member 11 and the groove 30 of the post member 12 are fitted, the force applied to the post member 12 is borne by the protruding walls 20 and 21 of the base member 11. Compared with the case where the post member 12 is simply fixed with the bolt 13, the strength of the entire structure can be increased.
According to the third embodiment, since the base member 11 and the post member 12 are made of an aluminum alloy material as in the first embodiment, the material of the base member 11 and the post member 12 is the first embodiment. The same operational effects can be achieved.

A structure 10 according to a fourth embodiment of the present invention will be described with reference to FIG. In the structure 10 according to the fourth embodiment, two projecting walls 20 and 21 that are parallel to each other are projected from the base member 11, and the projecting walls 20 and 21 are formed on the lower surface 12 a of the post member 12. Two grooves 30 and 31 to be fitted are provided. The base member 11 has four bolt insertion holes 27 between the two protruding walls 20 and 21, and the post member 12 has four screw holes 37 between the two grooves 30 and 31. It is formed.
According to this 4th Embodiment, there can exist an effect similar to 3rd Embodiment.
Further, since the base member 11 is provided with the two protruding walls 20 and 21 and is fitted to the post member 12, the strength of the structure 10 can be made higher than that of the structure 10 according to the third embodiment.

A structure 10 according to a fifth embodiment of the present invention will be described with reference to FIGS. As shown in FIG. 10C, the structure 10 according to the fifth embodiment forms an attachment angle R between the base member 11 and the post member 12 in the structure 10 according to the first embodiment. This is different from the structure 10 according to the first embodiment. The post member 12 is formed in the shape of a slanted column with the lower surface 12a and the upper surface 12b inclined in parallel, and the base member 11 is fixed at an angle R with respect to the post member 12. The bolt insertion portion 14 is formed from the lower surface 12a of the post member 12 toward the diagonally back side.
The manufacture of the post member 12 in the fifth embodiment is the same as in the case of manufacturing the post member 12 according to the first embodiment. As is, it is cut into diagonal lines parallel to each other so as to form a parallelogram on the side surface, and is formed into an oblique columnar shape.
Further, the protruding walls 20 and 21 of the base member 11 are cut when the extruded product is extruded as in the first embodiment (see the two-dot chain line in FIG. 1A). The end face 21 may be cut obliquely at an angle R.
In the structure 10 according to the present embodiment, the same effects as those of the first embodiment can be obtained, and when the rail 1 is installed on an inclined ground, the column 3 can be fixed vertically to the inclined housing 2. it can.

The structure of the present invention is not limited to the embodiment described above, and various modifications can be made without departing from the scope of the invention.
For example, the protruding wall 20 may be provided in the center of the upper surface 11a of the base member 11, and the installation position is not limited.
The structure of the present invention is not limited to the structure that fixes the column 3 of the rail 1 but may be a structure that fixes a column of a carport, a column of a light, a column of a gate, or the like.
The material of the base member 11 and the post member 12 is not limited to an aluminum alloy, and may be other materials such as a magnesium alloy or a resin material.
Further, the base member 11 and the post member 12 are not limited to extrusion molding, and may be manufactured by other methods such as casting.

10 Structure
11 Base member (one member)
12 Post member (the other member)
13 volts
14 Bolt insertion part
20, 21
25a, 25b, 26a Side surface
27 Bolt insertion hole (bolt insertion part)
30, 31 groove
33a, 33b, 34a Groove wall
35, 36 Groove bottom
37 Screw holes

Claims (2)

  One member and the other member are provided, one member has a protruding wall projecting to the other member side, the other member has a groove opening to one member side, and the protruding wall of one member is It is fitted in the groove of the other member, a bolt insertion part is formed in one member, a screw hole for screwing the bolt is provided in the other member, and one member and the other member are bolted A structure characterized by being fixed by   One member and the other member are provided, one member has a protruding wall projecting to the other member side, the other member has a groove opening to one member side, and the protruding wall of one member is It is fitted in the groove of the other member, and a bolt insertion part is formed in one member, and this bolt insertion part is a side part of the protruding wall of one member and the other member facing this side part. It is formed continuously with the bolt insertion part formed across the groove wall, and a screw hole for screwing the bolt deeper than the groove bottom of the other member is formed continuously with the bolt insertion part. A structure in which one member and the other member are fixed with bolts.

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