JPH0178280U - - Google Patents
Info
- Publication number
- JPH0178280U JPH0178280U JP1987173669U JP17366987U JPH0178280U JP H0178280 U JPH0178280 U JP H0178280U JP 1987173669 U JP1987173669 U JP 1987173669U JP 17366987 U JP17366987 U JP 17366987U JP H0178280 U JPH0178280 U JP H0178280U
- Authority
- JP
- Japan
- Prior art keywords
- drive shafts
- casing
- rotor drive
- preventing leakage
- annular
- 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
- 239000007788 liquid Substances 0.000 claims description 3
- 230000001954 sterilising effect Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
Landscapes
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Description
第１図は縦断側面図、第２図はケーシング本体
とケーシングカバーとの境界部での縦断正面図、
第３図はケーシングカバー側とは反対側から見た
ケーシング本体の一部縦断背面図である。
１Ａ，１Ｂ……ローター駆動軸、２……スプラ
イン軸部、３Ａ，３Ｂ……ローター、５……ロー
ター固定用ナツト、６……ケーシング、７……ポ
ンプ歯部、８……ポンプ室、１１……ケーシング
本体、１２……ケーシングカバー、１３……輸送
液体の漏洩防止用メカニカルシール、１４……滅
菌用スチームの漏洩防止用メカニカルシール、１
９，２０，２５，２６，３３，３４……Ｏリング
、２７Ａ，２７Ｂ……環状空隙、２８ａ〜２９ｂ
，３２ａ，３２ｂ……スチーム給排通路、３０…
…連通流路、３１……環状凹入溝、３５……メカ
ニカルシール内装空洞部、３７……吸入口、３８
……吐出口。
Figure 1 is a vertical side view, Figure 2 is a vertical front view at the boundary between the casing body and the casing cover,
FIG. 3 is a partially vertical rear view of the casing body seen from the side opposite to the casing cover side. 1A, 1B... Rotor drive shaft, 2... Spline shaft portion, 3A, 3B... Rotor, 5... Rotor fixing nut, 6... Casing, 7... Pump teeth, 8... Pump chamber, 11 ... Casing body, 12 ... Casing cover, 13 ... Mechanical seal for preventing leakage of transport liquid, 14 ... Mechanical seal for preventing leakage of sterilization steam, 1
9, 20, 25, 26, 33, 34... O ring, 27A, 27B... Annular gap, 28a to 29b
, 32a, 32b...Steam supply/discharge passage, 30...
...Communication channel, 31...Annular recessed groove, 35...Mechanical seal interior cavity, 37...Intake port, 38
...Discharge port.
Claims (1)
間に介装された輸送液体漏洩防止用液封手段の外
側で前記各ローター駆動軸とケーシングとの間の
環状空隙に夫々滅菌用スチーム等を供給流通させ
るようにしたロータリーポンプであつて、両ロー
ター駆動軸周囲の前記環状空隙どうしを連通流路
で互いに連通させて成るロータリーポンプ。 Sterilizing steam or the like is supplied and distributed to the annular gap between each of the rotor drive shafts and the casing on the outside of the liquid sealing means for preventing leakage of transport liquid that is interposed between each of the pair of rotor drive shafts and the casing. 1. A rotary pump configured to allow the annular gaps surrounding both rotor drive shafts to communicate with each other through a communication flow path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987173669U JPH0178280U (en) | 1987-11-12 | 1987-11-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987173669U JPH0178280U (en) | 1987-11-12 | 1987-11-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0178280U true JPH0178280U (en) | 1989-05-25 |
Family
ID=31465565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987173669U Pending JPH0178280U (en) | 1987-11-12 | 1987-11-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0178280U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010138824A (en) * | 2008-12-12 | 2010-06-24 | Nakakin:Kk | Rotary pump |
-
1987
- 1987-11-12 JP JP1987173669U patent/JPH0178280U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010138824A (en) * | 2008-12-12 | 2010-06-24 | Nakakin:Kk | Rotary pump |