JPH0430288U - - Google Patents
Info
- Publication number
- JPH0430288U JPH0430288U JP7132790U JP7132790U JPH0430288U JP H0430288 U JPH0430288 U JP H0430288U JP 7132790 U JP7132790 U JP 7132790U JP 7132790 U JP7132790 U JP 7132790U JP H0430288 U JPH0430288 U JP H0430288U
- Authority
- JP
- Japan
- Prior art keywords
- oil
- vacuum pump
- vacuum
- freeze dryer
- exchange device
- 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
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本案装置の好適な一実施例を示す構成
図、第２図は真空凍結乾燥機の斜視図である。
図中、１は真空ポンプ部、２は凍結乾燥機部、
７は真空ポンプ、９は貯蔵タンク、１０はドレー
ンバルブ、１１は油送ポンプ、１４，１６はフイ
ルターを夫々示す。
FIG. 1 is a configuration diagram showing a preferred embodiment of the present apparatus, and FIG. 2 is a perspective view of a vacuum freeze dryer. In the figure, 1 is a vacuum pump section, 2 is a freeze dryer section,
7 is a vacuum pump, 9 is a storage tank, 10 is a drain valve, 11 is an oil feed pump, and 14 and 16 are filters, respectively.
Claims (1)
に使用する真空ポンプの油交換装置であつて、こ
の油交換装置が、前記真空ポンプの油排出口に接
続するドレーンバルブと、このドレーンバルブの
開放により前記真空ポンプから排出する油を収容
する貯蔵タンクと、このタンク内の油を前記真空
ポンプに所定量送る油送ポンプと、この油送ポン
プと前記真空ポンプとの間に接続されたフイルタ
ーとを備えてなることを特徴とする真空凍結乾燥
機に使用する真空ポンプの油交換装置。 An oil exchange device for a vacuum pump used in a vacuum freeze dryer equipped with a tabletop freeze dryer section, the oil exchange device comprising a drain valve connected to an oil outlet of the vacuum pump, and the drain valve. a storage tank that stores oil discharged from the vacuum pump when opened; an oil feed pump that sends a predetermined amount of oil in this tank to the vacuum pump; and an oil feed pump connected between the oil feed pump and the vacuum pump. An oil exchange device for a vacuum pump used in a vacuum freeze dryer, characterized by comprising a filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7132790U JPH0430288U (en) | 1990-07-04 | 1990-07-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7132790U JPH0430288U (en) | 1990-07-04 | 1990-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0430288U true JPH0430288U (en) | 1992-03-11 |
Family
ID=31608254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7132790U Pending JPH0430288U (en) | 1990-07-04 | 1990-07-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0430288U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6365194A (en) * | 1986-09-05 | 1988-03-23 | Hitachi Ltd | Oil feeder for screw vacuum pump |
-
1990
- 1990-07-04 JP JP7132790U patent/JPH0430288U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6365194A (en) * | 1986-09-05 | 1988-03-23 | Hitachi Ltd | Oil feeder for screw vacuum pump |