JPH046594U - - Google Patents
Info
- Publication number
- JPH046594U JPH046594U JP4398790U JP4398790U JPH046594U JP H046594 U JPH046594 U JP H046594U JP 4398790 U JP4398790 U JP 4398790U JP 4398790 U JP4398790 U JP 4398790U JP H046594 U JPH046594 U JP H046594U
- Authority
- JP
- Japan
- Prior art keywords
- stator
- casing
- peripheral surface
- vacuum pump
- outer peripheral
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
Landscapes
- Non-Positive Displacement Air Blowers (AREA)
Description
第１図は本考案に係わる真空ポンプの一実施例
を示す縦断側面図、第２図は第１図の矢視−
線に沿う横断平面図、第３図は従来の真空ポンプ
を示す縦断側面図、第４図は第３図の矢印部分
の拡大縦断側面図である。
１……回転軸、３……動翼、２１……ケーシン
グ、２１ｃ……ケーシング２１の内周面、２２…
…ステータ、２２ａ……静翼、２２ｂ……ステー
タ２２の外周面、２３……水冷ジヤケツト。
FIG. 1 is a vertical sectional side view showing an embodiment of the vacuum pump according to the present invention, and FIG. 2 is a view taken from the arrow in FIG.
3 is a longitudinal sectional side view showing a conventional vacuum pump, and FIG. 4 is an enlarged longitudinal sectional side view of the arrowed portion in FIG. 3. DESCRIPTION OF SYMBOLS 1... Rotating shaft, 3... Moving blade, 21... Casing, 21c... Inner peripheral surface of casing 21, 22...
...Stator, 22a... Stationary blade, 22b... Outer peripheral surface of stator 22, 23... Water cooling jacket.
Claims (1)
ータを配設し、同ステータの周りにケーシングを
配設した真空ポンプにおいて、前記ステータの外
周面に前記ケーシングの内周面を密接し、同ケー
シングの外周面に同ケーシングを介して前記ステ
ータを冷却するための水冷ジヤケツトを設けたこ
とを特徴とする真空ポンプ。 In a vacuum pump in which a stator having stationary blades is arranged around a rotor having moving blades, and a casing is arranged around the stator, the inner peripheral surface of the casing is brought into close contact with the outer peripheral surface of the stator, and the casing is A vacuum pump characterized in that a water cooling jacket for cooling the stator is provided on the outer peripheral surface of the stator through the casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4398790U JPH046594U (en) | 1990-04-26 | 1990-04-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4398790U JPH046594U (en) | 1990-04-26 | 1990-04-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH046594U true JPH046594U (en) | 1992-01-21 |
Family
ID=31556879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4398790U Pending JPH046594U (en) | 1990-04-26 | 1990-04-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH046594U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5044396Y1 (en) * | 1970-09-29 | 1975-12-17 | ||
| JP2011038435A (en) * | 2009-08-07 | 2011-02-24 | Kyushu Institute Of Technology | Evacuation pump |
-
1990
- 1990-04-26 JP JP4398790U patent/JPH046594U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5044396Y1 (en) * | 1970-09-29 | 1975-12-17 | ||
| JP2011038435A (en) * | 2009-08-07 | 2011-02-24 | Kyushu Institute Of Technology | Evacuation pump |