JPH0320414U - - Google Patents
Info
- Publication number
- JPH0320414U JPH0320414U JP7991189U JP7991189U JPH0320414U JP H0320414 U JPH0320414 U JP H0320414U JP 7991189 U JP7991189 U JP 7991189U JP 7991189 U JP7991189 U JP 7991189U JP H0320414 U JPH0320414 U JP H0320414U
- Authority
- JP
- Japan
- Prior art keywords
- pressure relief
- main body
- pressure
- oil
- hammer
- 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
- 230000002159 abnormal effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Housings And Mounting Of Transformers (AREA)
Description
第１図はこの考案の一実施例による油入変圧器
の放圧装置を示す断面図、第２図は油入変圧器の
概略図、第３図は従来の放圧装置を示す断面図で
ある。
図において、１……本体、２……放圧管、３…
…油としての絶縁油、４……放圧装置、５……放
圧管２の一部を構成するケース、６……放圧板、
９……ハンマ、１１……圧力検出装置、１４……
仕切弁である。なお、各図中同一符号は同一また
は相当部分を示す。
Fig. 1 is a sectional view showing a pressure relief device for an oil-immersed transformer according to an embodiment of this invention, Fig. 2 is a schematic diagram of an oil-immersed transformer, and Fig. 3 is a sectional view showing a conventional pressure relief device. be. In the figure, 1... main body, 2... pressure relief pipe, 3...
... Insulating oil as oil, 4 ... Pressure relief device, 5 ... Case forming part of pressure relief pipe 2, 6 ... Pressure relief plate,
9... Hammer, 11... Pressure detection device, 14...
It is a gate valve. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
管、この放圧管の端部を閉塞して設けられた放圧
板、および上記本体内の圧力が所定の値以上とな
つたとき駆動されて上記放圧板を機械的に破壊す
るハンマを備えることにより、上記本体内の異常
圧力上昇を放圧するものにおいて、 上記ハンマと連動することにより、上記ハンマ
の駆動前には大径となつて上記放圧管内を閉塞し
、上記ハンマの駆動後は小径となつて上記閉塞を
解除する仕切弁を備えたことを特徴とする油入電
気機器の放圧装置。[Scope of claim for utility model registration] A pressure relief pipe provided in communication with the main body of the oil-filled electrical equipment, a pressure relief plate provided by closing the end of the pressure relief pipe, and a pressure within the main body that is set at a predetermined value. A device for releasing the abnormal pressure increase in the main body by providing a hammer that is driven to mechanically destroy the pressure relief plate when the above occurs; A pressure relief device for oil-filled electrical equipment, characterized in that the gate valve has a large diameter to block the inside of the pressure relief pipe, and after the hammer is driven, the gate valve has a small diameter to release the blockage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7991189U JPH0320414U (en) | 1989-07-05 | 1989-07-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7991189U JPH0320414U (en) | 1989-07-05 | 1989-07-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0320414U true JPH0320414U (en) | 1991-02-28 |
Family
ID=31624503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7991189U Pending JPH0320414U (en) | 1989-07-05 | 1989-07-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0320414U (en) |
-
1989
- 1989-07-05 JP JP7991189U patent/JPH0320414U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0320414U (en) | ||
| JPH0321831U (en) | ||
| JPH0298616U (en) | ||
| JPH0375517U (en) | ||
| JPH0312149U (en) | ||
| JPS61188327U (en) | ||
| JPH0184409U (en) | ||
| JPS6167757U (en) | ||
| JPH032976U (en) | ||
| JPH0327018U (en) | ||
| JPS6190123U (en) | ||
| JPS5826138U (en) | Pumping prevention valve for hydraulic operating device for circuit breaker | |
| JPS6333054U (en) | ||
| JPH0321830U (en) | ||
| JPH0296712U (en) | ||
| JPS5895612U (en) | Transformer pressure relief device | |
| JPS63152084U (en) | ||
| JPS6185111U (en) | ||
| JPH0467315U (en) | ||
| JPS6158800U (en) | ||
| JPS6453696U (en) | ||
| JPS6389223U (en) | ||
| JPS5999406U (en) | Pressure relief device for oil-filled appliances | |
| JPS6224340U (en) | ||
| JPS642424U (en) |