JPS63148811U - - Google Patents
Info
- Publication number
- JPS63148811U JPS63148811U JP4191887U JP4191887U JPS63148811U JP S63148811 U JPS63148811 U JP S63148811U JP 4191887 U JP4191887 U JP 4191887U JP 4191887 U JP4191887 U JP 4191887U JP S63148811 U JPS63148811 U JP S63148811U
- Authority
- JP
- Japan
- Prior art keywords
- body frame
- main body
- scale
- pointer
- tube
- 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.)
- Pending
Links
- 238000005259 measurement Methods 0.000 claims 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Description
第１図は本考案管の膨出量計測器の一実施例の
正面図、第２図は第１図の―に沿つた横断面
図である。第３図はボイラー炉壁管の膨出状態を
示す横断面図、第４図、第５図はそれぞれ従来の
管膨出計測要領を示す横断面図、第６図は従来の
外径計測器の正面図である。
１…管、２…フイン、３…溶接、４…本体枠、
５…測定子、６…底板、７…ばね、８…指針、９
…スリツト、１０…目盛、１１…接触腕、１２…
蝶ねじ、１３…マーク。
FIG. 1 is a front view of an embodiment of the tube bulge measuring device of the present invention, and FIG. 2 is a cross-sectional view taken along the line - in FIG. 1. Figure 3 is a cross-sectional view showing the bulging state of the boiler furnace wall tube, Figures 4 and 5 are cross-sectional views showing the conventional method for measuring tube bulge, and Figure 6 is a conventional outer diameter measuring instrument. FIG. 1...Pipe, 2...Fin, 3...Welding, 4...Body frame,
5... Measuring head, 6... Bottom plate, 7... Spring, 8... Pointer, 9
...slit, 10...scale, 11...contact arm, 12...
Thumbscrew, 13...mark.
Claims (1)
線と直交する方向への膨出量を計測するものであ
つて、少なくとも上記管の外径と等しい巾を有す
る長方形の本体枠と、同本体枠に前後摺動可能に
嵌入され移動位置を示すための指針又は目盛が付
設された板状の測定子と、上記本体枠に配設され
上記測定子を前方へ付勢しているばねと、上記本
体枠に上記測定子付設の指針又は目盛に対向して
付設された目盛又は指針と、上記本体枠の前部両
端の同本体枠中心に対称の位置に同本体枠面に直
交する軸周りに回動可能に枢支され計測時にその
先端が上記管外表面に当接する一対の接触腕とを
具えたことを特徴とする管の膨出量計測器。 A rectangular body frame having a width at least equal to the outer diameter of the tube, which measures the amount of expansion of a tube having protrusions on both outer surfaces in a direction perpendicular to a line connecting the protrusions; A plate-shaped gauge head that is fitted into the body frame so as to be slidable back and forth and has a pointer or scale for indicating the movement position, and a spring that is disposed in the body frame and biases the gauge head forward. and a scale or pointer attached to the main body frame opposite to the pointer or scale attached to the measuring element, and a scale or pointer attached to the main body frame at a position symmetrical to the center of the main body frame at both ends of the front part of the main body frame and perpendicular to the main body frame surface. A tube bulge measuring device comprising a pair of contact arms rotatably supported around an axis, the tips of which contact the outer surface of the tube during measurement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4191887U JPS63148811U (en) | 1987-03-20 | 1987-03-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4191887U JPS63148811U (en) | 1987-03-20 | 1987-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63148811U true JPS63148811U (en) | 1988-09-30 |
Family
ID=30857357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4191887U Pending JPS63148811U (en) | 1987-03-20 | 1987-03-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63148811U (en) |
-
1987
- 1987-03-20 JP JP4191887U patent/JPS63148811U/ja active Pending
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