JPH0247567U - - Google Patents
Info
- Publication number
- JPH0247567U JPH0247567U JP12480888U JP12480888U JPH0247567U JP H0247567 U JPH0247567 U JP H0247567U JP 12480888 U JP12480888 U JP 12480888U JP 12480888 U JP12480888 U JP 12480888U JP H0247567 U JPH0247567 U JP H0247567U
- Authority
- JP
- Japan
- Prior art keywords
- holder
- pair
- tire
- ultrasonic sensor
- arms
- 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 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000002775 capsule Substances 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 2
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/04—Wave modes and trajectories
- G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Description
第１図はこの考案の第１実施態様を示す概略側
面図、第２図はその拡大平面図、第３図は第２図
のＡ―Ａ矢視図、第４図は第２図のＢ―Ｂ矢視図
、第５図はこの考案の第２実施態様を示す概略側
面図、第６図はその一部拡大側面図、第７図およ
び第８図は従来の装置の概略側面図である。図面
において、
１…鋼管、２…検査カプセル本体、３…スクレ
ーパーカツプ、４…タイヤ型超音波センサー、５
…アーム、６…軸受枠、７…アーム、８，１０，
１２…軸、９…第１ホルダー、１１…第２ホルダ
ー、１３…ガイドレール、１４…シヤフト、１５
…スライダー、１６…第１コイルバネ、１７…第
２コイルバネ、１８…連結軸、１９…車軸、２０
…車輪、２１…第３コイルバネ、２２…ストツパ
。
Fig. 1 is a schematic side view showing the first embodiment of this invention, Fig. 2 is an enlarged plan view thereof, Fig. 3 is a view taken along arrow A-A in Fig. 2, and Fig. 4 is a B in Fig. 2. 5 is a schematic side view showing the second embodiment of this invention, FIG. 6 is a partially enlarged side view thereof, and FIGS. 7 and 8 are schematic side views of the conventional device. be. In the drawings, 1... Steel pipe, 2... Inspection capsule body, 3... Scraper cup, 4... Tire-shaped ultrasonic sensor, 5
...Arm, 6...Bearing frame, 7...Arm, 8, 10,
12... Shaft, 9... First holder, 11... Second holder, 13... Guide rail, 14... Shaft, 15
...Slider, 16...First coil spring, 17...Second coil spring, 18...Connection shaft, 19...Axle, 20
...Wheel, 21...Third coil spring, 22...Stopper.
Claims (1)
体にその一端が回動可能に軸支された１対のアー
ムと、前記１対のアームの他端に、前記他端間に
わたつて回動可能に軸支された枠状の第１ホルダ
ーと、前記第１ホルダーに、前記第１ホルダーの
回動方向に対し直角な方向に回動可能に軸支され
た枠状の第２ホルダーと、前記第２ホルダーの相
対向する辺の各々に、前記第１ホルダーおよび前
記第２ホルダーの各々の軸支面に対して直角な方
向に摺動可能に保持された１対のスライダーと、
前記１対のスライダーの連結軸に回転可能に軸支
されたタイヤ型超音波センサーと、前記１対のア
ームを前記鋼管の内面に押すように作動する第１
バネ機構と、前記タイヤ型超音波センサーが軸支
された前記１対のスライダーを、前記鋼管の内面
に押すように作動する第２バネ機構とからなるこ
とを特徴とするタイヤ型超音波センサー保持機構
。 ２ 前記１対のアームは、前記検査カプセル本体
に所定間隔をあけて２組軸支されており、前記第
１ホルダーは、前記２組の１対のアームによりそ
の両端部付近において軸支されている、請求項１
記載のタイヤ型超音波センサー保持機構。[Claims for Utility Model Registration] 1. A pair of arms, one end of which is rotatably supported on an inspection capsule body that runs inside a steel pipe to be inspected; a frame-shaped first holder rotatably supported between ends, and a frame rotatably supported on the first holder in a direction perpendicular to the rotational direction of the first holder; a second holder having a shape, and a second holder held on each of the opposing sides of the second holder so as to be slidable in a direction perpendicular to the shaft support surface of each of the first holder and the second holder. A pair of sliders,
a tire-shaped ultrasonic sensor rotatably supported on the connecting shaft of the pair of sliders; and a first tire-shaped ultrasonic sensor that operates to push the pair of arms against the inner surface of the steel pipe.
A tire-type ultrasonic sensor holding device comprising: a spring mechanism; and a second spring mechanism that operates to push the pair of sliders, on which the tire-type ultrasonic sensor is pivotally supported, against the inner surface of the steel pipe. mechanism. 2 The pair of arms are pivotally supported on the test capsule main body at a predetermined interval, and the first holder is pivotally supported near both ends of the two pairs of arms. Claim 1
The tire-type ultrasonic sensor holding mechanism described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12480888U JPH0612532Y2 (en) | 1988-09-24 | 1988-09-24 | Tire type ultrasonic sensor holding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12480888U JPH0612532Y2 (en) | 1988-09-24 | 1988-09-24 | Tire type ultrasonic sensor holding mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0247567U true JPH0247567U (en) | 1990-03-30 |
| JPH0612532Y2 JPH0612532Y2 (en) | 1994-03-30 |
Family
ID=31374860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12480888U Expired - Lifetime JPH0612532Y2 (en) | 1988-09-24 | 1988-09-24 | Tire type ultrasonic sensor holding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0612532Y2 (en) |
-
1988
- 1988-09-24 JP JP12480888U patent/JPH0612532Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0612532Y2 (en) | 1994-03-30 |
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