JPH04104504U - Jig for architectural steel product measuring instruments - Google Patents

Abstract

(57) [Summary] [Purpose] Accurately and easily measure the position of holes formed in columns, beams, etc. of steel products. [Structure] A long hole 21 tapered in the direction of the axis 20 of a conical jig body 16 that can be inserted into holes 14 and 15 formed in columns, beams 11, etc.
A center line 25 is provided on the surface of the elongated rod 22 which is inserted into the elongated hole 21. After inserting the jig bodies 16 into the holes 14 and 15, the elongated rods 22 are inserted into the elongated holes 21, respectively. The dimension between the holes 14 and 15 can then be measured by placing the straight length 27 between the center lines 25 of the long rods 22. [Effect] After inserting the jig body 16 into the holes 14 and 15, inserting the long rods 22 into the long holes 21, and applying the straight length 27 between the center lines 25 of the long rods 22, the jig body 16 can be easily and It does not require the scribing work of a hole center, has high accuracy, and can be measured even if the metal piece 11A that makes measurement impossible is attached to the steel frame.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This invention is based on construction materials made of H-beam steel, I-beam steel, etc., which are mainly used in the construction of buildings, etc. Inspect the total length, floor height, joint length, etc. formed on constructed steel frame products (hereinafter referred to as "steel frames"). This article relates to a jig for measuring instruments for architectural steel products for measuring during inspections, etc.

0002

[Conventional technology]

Traditionally, steel products such as columns and beams used in building construction are manufactured individually in factories and then built. At the construction site, these single steel products are assembled by joining columns and beams to create buildings. . Steel products have holes in them to connect columns, beams, etc.

0003 For quality control of steel products, the total length of columns and beams, floor heights, joint lengths, etc. are measured between hole centers. Each part is measured as a reference. To measure the center-to-center of this hole, use the method shown in Figure 7. Place the straightedge 4 on the score line 3 formed in the vicinity of the hole 2 formed in the H-beam 1 as shown, and then The length between the scored lines 3 was read and measured. In addition, in the case of a box-shaped column, Figure 8 After placing a score line 6 in the center of the pillar 5 as shown in the figure, use the insert 7 to attach the straight ruler 4. The measurement was taken between the score lines 3 and 6. Furthermore, in the case of a cross pillar as shown in Figure 9, In this case, the plate thickness is measured by placing a straightedge 4 between the end face of the cross pillar 8 and the score line 3. Measure the length by adding half.

0004 In the case of using such ruled lines 3, the front If another type steel 9 is welded between the marking holes 2, this type steel 9 will get in the way and the straight length 4 will not be able to touch it. cannot be measured.

[0005]

[Problem that the idea aims to solve]

When measuring using the score lines 3 and 6, if there is another type steel 9, In this case, accurate measurement cannot be performed. It also takes time and people to draw the score lines in each hole. The key point. In addition, the accuracy of the scribing lines for the holes varies depending on the person, which has a negative impact on the quality. .

[0006] This invention solves the above problems and is an accurate and inexpensive measuring instrument for construction steel products. The purpose is to provide jigs.

[0007]

[Means to solve the problem]

This invention consists of a conical jig body that can be inserted into a hole formed in a construction steel product, and a A long hole formed in the axial direction of the jig body and inserted into this long hole. It is equipped with a long rod that can be provided and a center line formed on this long rod. .

[0008]

[Effect]

According to the above structure, after each jig body is inserted into the hole and the long rod is inserted into the long hole, It can be measured by applying a straightedge etc. between the center lines of the long rods.

[0009]

【Example】

Next, embodiments of the present invention will be described with reference to the drawings.

0010 Figures 1 to 3 show a first embodiment of the present invention, which is used for building construction, etc. The steel beam 11 is provided with flange portions 13 on both sides of a web plate 12. and before The flange portion 13 is provided with holes 14 and 15 for bolting, etc. this hole The jig body 16 inserted into each of 14 and 15 is formed into a vertically elongated truncated cone shape. A cylindrical portion 17 is formed on the base side, and a top portion 18 is formed on the tip side. So A tapered portion 19 is formed below the cylindrical portion 17. Further, the tapered portion 19 A long hole 21 is provided in the direction of the axis 20 of the jig body 16. The top 18 side of this long hole 21 The width A is smaller than the width B on the cylindrical portion 17 side and is tapered. In addition, the long hole 21 is provided to pass through the jig body 16, and the long rod 22 that can be inserted into the long hole 21 is cut off. The long rod 22 has a square surface and is formed to have the same width as the hole 15, The long rod 22 can be engaged with the hole 15. The center line of the four sides of the long rod 22 is 25 are formed on each side using ruled lines. In addition, 11A is an L-shaped steel installed on a beam. Many hardware pieces 11A are attached to the steel columns and beams.

[0011] Next, the operation of the above structure will be explained.

0012 First, insert the jig body 16 into the hole 14 on one side of the beam 11 from the top 18 side. When inserted, the portion of the taper portion 19 having the same diameter as the hole 14 engages, resulting in a temporarily fixed state. similar Then, insert another jig body 16 into the hole 14A on the other side to temporarily fix the jig body 16. and said pair Insert the long rods 22 into the long holes 21 of the jig body 16. Similarly, it is provided on the other side of H-shaped steel 11. When the jig main body 16 is inserted into the hole 15 on one side so as to engage from the top 18 side, the hole will open. A portion of the tapered portion 19 having the same diameter as that of the portion 15 is engaged, and a temporarily fixed state is achieved. Similarly, hole 15 on the other side Insert another jig body 16 into A to temporarily fix it. and the pair of jig bodies 16 Insert the long rods 22 into the long holes 21 and place the long rods 22 on the flange portion 13. .

[0013] Next, a straightedge 27 is applied between the first center lines 25 of the pair of long rods 22, and the first center lines 25 The length between holes 14 and 15 can be accurately measured.

[0014] As described above, according to the embodiment, the tapered portion 19 that can be engaged with the holes 14 and 15 is provided. A long hole 21 is provided in the axial direction of the jig body 16, and a long rod 22 is inserted into this long hole 21. By providing the center lines 25 and 26 on the long rod 22, after inserting the jig body 16 into the holes 14 and 15, Furthermore, the length between the centers of holes 14 and 15 can be measured simply by inserting the long rod 22 into the long hole 21. I can do that. In particular, the jig body 16 is conical and has a tapered part 19, so the hole We can accommodate various diameters of 14 and 15. Also, long piece 27 is hardware piece 11 Since it can be set avoiding A, it will not be disturbed by hardware piece 11A. Can be measured.

[0015] Moreover, the jig body 16 is temporarily fixed in the holes 14 and 15, and the long rod 22 is temporarily fixed in the long hole 21. Because the measurement is performed in the state where the lines are marked, there is no need to draw in lines, resulting in highly accurate measurements. Able to perform work.

[0016] 4 to 6 show second to fourth embodiments, which are the same as the first embodiment. Some parts are given the same reference numerals and detailed explanation thereof will be omitted.

[0017] The second embodiment is an on-site welding type beam, and the jig body 16 is inserted into the hole 14 formed in the web plate 12. is inserted. Place the square ruler 27A on the tip of the groove at the tip of flange part 13. By doing so, the length of the groove tip from the hole center of the hole 14 can be measured with high accuracy.

[0018] The third embodiment shows the case of a box-shaped column, and is provided at a joint 11B protruding from the box-shaped column 28. When the jig body 16 is inserted into the holes 14 and 14A from the top 18 side, it will be the same as the holes 14 and 14A. The portion of the tapered portion 19 of the diameter is engaged, and a temporarily fixed state is achieved. and said pair of jig books The long rods 22 are inserted into the long holes 21 of the body 16, respectively. Next, a straight line 27 is placed on the center line 25 of the surface of the long rod 22. Place one side of the straightedge 27 against the box-shaped pillar 28, and measure the length between the hole 14 and the box-shaped pillar 28. , and add half the length of one side of the box-shaped pillar 28 to the length to determine the center of the hole 14 and the box-shaped pillar. The center-to-center length of columns 28 can be obtained.

[0019] The fourth embodiment shows the case of a cross pillar, and is installed in a joint 11B fixed to a cross pillar 29. When the jig body 16 is inserted into the holes 14 and 14A from the top 18 side, it will be the same as the holes 14 and 14A. The portion of the tapered portion 19 of the diameter is engaged, and a temporarily fixed state is achieved. and said pair of jig books The long rods 22 are inserted into the long holes 21 of the body 16, respectively. Next, a straight line 27 is placed on the center line 25 of the surface of the long rod 22. Place one side of the straightedge 27 against the web plate 12 of the cross pillar 29 to connect the hole 14 and the cross pillar. Measure the length between 29 and add half the thickness of the web plate 12 of the cross-shaped pillar 29 to the length. The length between the center of the hole 14 and the center of the cross pillar 29 can be obtained by

[0020] It should be noted that the present invention is not limited to the above-mentioned embodiments. For example, the cross section of the long rod may be You can make the jig square or circular, or use a sharp conical shape instead of a truncated conical jig body. Other modifications are possible. In addition, the center line provided on long rod 22 is a ruled line. In addition to printed lines, intermittent dots, etc., the position when applied with a straight scale etc. It is sufficient if it is something that can be understood.

[0021]

[Effect of the idea]

This invention consists of a conical jig body that can be inserted into a hole formed in a construction steel product, and a A long hole formed in the axial direction of the jig body and inserted into this long hole. It is equipped with a long rod that can be provided and a center line formed on this long rod. , even if there are obstacles in the way of the steel frame, you can easily measure the position of holes, etc. Ru.

[Brief explanation of drawings]

FIG. 1 is a perspective view showing a first embodiment.

FIG. 2 is a perspective view of essential parts showing the first embodiment.

FIG. 3 is a sectional view showing the first embodiment.

FIG. 4 is a perspective view showing a second embodiment.

FIG. 5 is a perspective view showing a third embodiment.

FIG. 6 is a perspective view showing a fourth embodiment.

FIG. 7 is a plan view showing a conventional example.

FIG. 8 is a plan view showing another conventional example.

FIG. 9 is a plan view showing another conventional example.

[Explanation of symbols]

11 Beam 14, 15 holes 16 Jig body 18 Top 20 axes 21 long hole 22 Long rod 25 Center line

Claims (1)

[Scope of utility model registration request] 1. A conical jig body that can be inserted into a hole formed in a construction steel product, a long hole formed in the jig body in the axial direction of the jig body, and a long hole that can be inserted into the long hole. A jig for a measuring instrument for architectural steel products, characterized by comprising a long rod and a center line formed on the long rod.