JPS6375837U - - Google Patents
Info
- Publication number
- JPS6375837U JPS6375837U JP3784287U JP3784287U JPS6375837U JP S6375837 U JPS6375837 U JP S6375837U JP 3784287 U JP3784287 U JP 3784287U JP 3784287 U JP3784287 U JP 3784287U JP S6375837 U JPS6375837 U JP S6375837U
- Authority
- JP
- Japan
- Prior art keywords
- volume
- tank
- conduit
- gap
- expansion joint
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
Description
第１図は、この考案の装置の一実施態様を示す
概略断面図、第２図は、従来の漏洩検知装置の概
略断面図、第３図は、気体の状態変化を示す説明
図である。図面において、
１…配管、２…ベローズ、３…内層、４…外層
、５…空隙、６…検出気体封入装置、７…圧力検
出器、８…導管、９…容積槽、１０…第１容積槽
、１１…第２容積槽、１２…差圧検出器、１３…
検出気体封入装置。
FIG. 1 is a schematic sectional view showing an embodiment of the device of this invention, FIG. 2 is a schematic sectional view of a conventional leakage detection device, and FIG. 3 is an explanatory diagram showing changes in the state of gas. In the drawings, 1... Piping, 2... Bellows, 3... Inner layer, 4... Outer layer, 5... Gap, 6... Detection gas enclosure device, 7... Pressure detector, 8... Conduit, 9... Volume tank, 10... First volume. Tank, 11... Second volume tank, 12... Differential pressure detector, 13...
Detection gas enclosure device.
Claims (1)
縮継手の漏洩検知装置において、 前記空隙に導管を接続し、前記導管を、同一容
積を有する第１および第２容積槽からなる容積槽
の前記第１容積槽に接続し、前記第１及び第２容
積槽には、検出気体封入装置をそれぞれ接続し、
前記第１容積槽と第２容積槽との間に、これら両
容積槽間に生じた差圧を検出するための差圧検出
器を接続したことを特徴とする、伸縮継手の漏洩
検知装置。[Claims for Utility Model Registration] In a leakage detection device for a bellows type expansion joint having a gap between an inner layer and an outer layer, a conduit is connected to the gap, and the conduit is connected to first and second volumes having the same volume. connected to the first volume tank of a volume tank consisting of a tank, and a detection gas enclosure device is connected to each of the first and second volume tanks,
A leakage detection device for an expansion joint, characterized in that a differential pressure detector is connected between the first volume tank and the second volume tank to detect a pressure difference generated between the two volume tanks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3784287U JPS6375837U (en) | 1987-03-17 | 1987-03-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3784287U JPS6375837U (en) | 1987-03-17 | 1987-03-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6375837U true JPS6375837U (en) | 1988-05-20 |
Family
ID=30849532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3784287U Pending JPS6375837U (en) | 1987-03-17 | 1987-03-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6375837U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4940490B1 (en) * | 1968-03-22 | 1974-11-02 | ||
| JPS5313312A (en) * | 1976-07-21 | 1978-02-06 | Nec Corp | Interframe encoder of color television signal |
-
1987
- 1987-03-17 JP JP3784287U patent/JPS6375837U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4940490B1 (en) * | 1968-03-22 | 1974-11-02 | ||
| JPS5313312A (en) * | 1976-07-21 | 1978-02-06 | Nec Corp | Interframe encoder of color television signal |
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