JPH0425137U - - Google Patents
Info
- Publication number
- JPH0425137U JPH0425137U JP6815690U JP6815690U JPH0425137U JP H0425137 U JPH0425137 U JP H0425137U JP 6815690 U JP6815690 U JP 6815690U JP 6815690 U JP6815690 U JP 6815690U JP H0425137 U JPH0425137 U JP H0425137U
- Authority
- JP
- Japan
- Prior art keywords
- switch
- pressure
- operating shaft
- operating
- sensor
- 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 3
- 230000008602 contraction Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Switch Cases, Indication, And Locking (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
Description
第１図は本考案の実施例を示す縦断面図、第２
図は本実施例とセンサーコマの平面図、第３図は
その正面図、第４図は本考案と従来の特性を比較
して示す温度特性図である。
１……ケース、２……圧力センサー、３……連
通孔、４……圧力検出装置、５……作動杆、６…
…ベローズ、７……保護筒、８……付勢スプリン
グ、９……スプリングガイド、１０……ナツト、
１１……スプリングワツシヤ、１２……座金、１
３……Ｏリング、１４……取付枠、１５……腕金
、１６……バイメタル板、１７……ボルト、１８
……座金、１９……スプリング、２０……ナツト
、２１……支持枠、２２……作動軸、２３……セ
ンサーコマ、２４……Ｅ形止め輪、２５……座金
、２６……付勢スプリング、２７……Ｅ形止め輪
、２８……蝶番。
Fig. 1 is a vertical sectional view showing an embodiment of the present invention;
3 is a front view thereof, and FIG. 4 is a temperature characteristic diagram comparing the characteristics of the present invention and the conventional one. DESCRIPTION OF SYMBOLS 1... Case, 2... Pressure sensor, 3... Communication hole, 4... Pressure detection device, 5... Operating rod, 6...
...Bellows, 7...Protection tube, 8...Biasing spring, 9...Spring guide, 10...Nut,
11...Spring washer, 12...Washer, 1
3...O-ring, 14...Mounting frame, 15...Bracelet, 16...Bimetal plate, 17...Bolt, 18
... Washer, 19 ... Spring, 20 ... Nut, 21 ... Support frame, 22 ... Operating shaft, 23 ... Sensor piece, 24 ... E-type retaining ring, 25 ... Washer, 26 ... Biasing Spring, 27... E-shaped retaining ring, 28... Hinge.
Claims (1)
ベローズ等の圧力検出装置と、同圧力検出装置に
よつて作動され圧力の変化に応じて移動する作動
杆と、同作動杆の移動方向と直角方向に移動可能
に取付枠に支持された作動軸と、同作動軸に装着
されて前記作動杆の先端に係止するセンサーコマ
と、同センサーコマを前記作動軸に圧接する方向
に付勢する付勢スプリングを備えた開閉器の圧力
センサーにおいて、 前記作動軸を支持する支持枠と前記開閉器のケ
ースとを、前記開閉器のケース内の温度変化によ
る作動杆の伸縮を相殺する温度−湾曲特性を有す
るバイメタルを介して連結したことを特徴とする
開閉器の圧力センサー。[Scope of claim for utility model registration] A pressure detection device such as a bellows having a communication hole that communicates with the inside of the case of the switch, and an operating rod that is operated by the pressure detection device and moves in response to changes in pressure. an operating shaft supported by a mounting frame so as to be movable in a direction perpendicular to the moving direction of the operating rod; a sensor piece attached to the operating shaft and locked to the tip of the operating rod; and a sensor piece attached to the operating shaft. In a pressure sensor for a switch equipped with a biasing spring that biases in a direction of pressure contact, the support frame that supports the operating shaft and the case of the switch are connected to A pressure sensor for a switch, characterized in that it is connected via a bimetal having temperature-curvature characteristics that offset expansion and contraction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6815690U JPH0425137U (en) | 1990-06-26 | 1990-06-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6815690U JPH0425137U (en) | 1990-06-26 | 1990-06-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0425137U true JPH0425137U (en) | 1992-02-28 |
Family
ID=31602351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6815690U Pending JPH0425137U (en) | 1990-06-26 | 1990-06-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0425137U (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5496782A (en) * | 1978-01-17 | 1979-07-31 | Aisin Seiki | Pressure switch gear |
| JPS5618328A (en) * | 1979-07-19 | 1981-02-21 | Bbc Brown Boveri & Cie | Breaker compensated at temperature on pressure |
| JPS5718243B2 (en) * | 1975-04-04 | 1982-04-15 | ||
| JPS6266520A (en) * | 1985-09-17 | 1987-03-26 | 株式会社戸上電機製作所 | Pressure sensor for switch |
-
1990
- 1990-06-26 JP JP6815690U patent/JPH0425137U/ja active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5718243B2 (en) * | 1975-04-04 | 1982-04-15 | ||
| JPS5496782A (en) * | 1978-01-17 | 1979-07-31 | Aisin Seiki | Pressure switch gear |
| JPS5618328A (en) * | 1979-07-19 | 1981-02-21 | Bbc Brown Boveri & Cie | Breaker compensated at temperature on pressure |
| JPS6266520A (en) * | 1985-09-17 | 1987-03-26 | 株式会社戸上電機製作所 | Pressure sensor for switch |
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