JPH0166052U - - Google Patents
Info
- Publication number
- JPH0166052U JPH0166052U JP1987161428U JP16142887U JPH0166052U JP H0166052 U JPH0166052 U JP H0166052U JP 1987161428 U JP1987161428 U JP 1987161428U JP 16142887 U JP16142887 U JP 16142887U JP H0166052 U JPH0166052 U JP H0166052U
- Authority
- JP
- Japan
- Prior art keywords
- steel material
- tip
- fixed plate
- support substrate
- measuring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims 4
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Description
第１図はこの考案に係る測定治具単体を示す側
面図、第２図は第１図の―線断面図、第３図
はチヤツクの分解斜視図、第４図は同測定治具を
用いた測定方法を示す説明図である。
１……測定ロツド、２……ホルダプレート（支
点部）、４……チヤツク、６……ＰＣ鋼より線、
１４……基板、１６……固定板、１８……マグネ
ツト、２０……包囲板、２６……圧縮コイルバネ
、１４３……球座、１４４……リング状結合部。
Figure 1 is a side view of the measuring jig according to this invention, Figure 2 is a sectional view taken along the line - - in Figure 1, Figure 3 is an exploded perspective view of the chuck, and Figure 4 is a side view of the measuring jig. FIG. 1... Measuring rod, 2... Holder plate (fulcrum part), 4... Chack, 6... PC steel stranded wire,
14...Substrate, 16...Fixing plate, 18...Magnet, 20...Envelope plate, 26...Compression coil spring, 143...Spherical seat, 144...Ring-shaped joint portion.
Claims (1)
定ロツドと、各測定ロツドの先端に設けられたＰ
Ｃ鋼材把持用のチヤツクとを備え、該チヤツクは
、測定ロツドの先端に揺動可能に保持された支持
基板と、該支持基板の先端面に伸び方向への動き
を規制された状態に配置されたマグネツトと、該
マグネツトに吸引固着される固定板と、該ＰＣ鋼
材を包囲した状態で前記固定板に取付けられる包
囲板と、前記固定板の先端にあつて該ＰＣ鋼材の
外周に喰い込むナイフエツジと、前記包囲板を固
定板側に押圧付勢するバネを設けたことを特徴と
するＰＣ鋼材の伸び測定治具。 A pair of measuring rods are swingably supported around a fulcrum, and a P is provided at the tip of each measuring rod.
A chuck for gripping the C steel material, the chuck having a support substrate swingably held at the tip of the measuring rod, and a support substrate disposed on the tip surface of the support substrate in such a manner that movement in the elongation direction is restricted. a fixed plate that is suction-fixed to the magnet, a surrounding plate that is attached to the fixed plate while surrounding the prestressing steel material, and a knife edge that is located at the tip of the fixed plate and bites into the outer periphery of the prestressed steel material. A jig for measuring the elongation of a prestressed steel material, characterized in that a spring is provided to press and bias the surrounding plate toward the fixed plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16142887U JPH0633401Y2 (en) | 1987-10-23 | 1987-10-23 | Jig for measuring elongation of PC steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16142887U JPH0633401Y2 (en) | 1987-10-23 | 1987-10-23 | Jig for measuring elongation of PC steel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0166052U true JPH0166052U (en) | 1989-04-27 |
| JPH0633401Y2 JPH0633401Y2 (en) | 1994-08-31 |
Family
ID=31444354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16142887U Expired - Lifetime JPH0633401Y2 (en) | 1987-10-23 | 1987-10-23 | Jig for measuring elongation of PC steel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0633401Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013195209A (en) * | 2012-03-19 | 2013-09-30 | Takenaka Komuten Co Ltd | Displacement measuring system |
-
1987
- 1987-10-23 JP JP16142887U patent/JPH0633401Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013195209A (en) * | 2012-03-19 | 2013-09-30 | Takenaka Komuten Co Ltd | Displacement measuring system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0633401Y2 (en) | 1994-08-31 |