JPS61171891U - - Google Patents
Info
- Publication number
- JPS61171891U JPS61171891U JP5627085U JP5627085U JPS61171891U JP S61171891 U JPS61171891 U JP S61171891U JP 5627085 U JP5627085 U JP 5627085U JP 5627085 U JP5627085 U JP 5627085U JP S61171891 U JPS61171891 U JP S61171891U
- Authority
- JP
- Japan
- Prior art keywords
- liquid
- pipe
- pump
- screw
- vacuum pump
- 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 11
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案の実施例を示す装置の全体簡略
図、第２図は吐出側管路の開閉弁の別な構造を示
す簡略断面図、第３図は真空ポンプの応用例を示
す構造図、第４図はドライ式圧縮機の縦断側面図
、第５図はそのＡ―Ａ線における断面図、第６図
はウエツト式圧縮機の縦断面側面図、第７図は第
６図Ｂ―Ｂ線における縦断正面図である。
１…スクリユー式真空ポンプ、２…吸込側管路
、３…真空槽、４…圧力スイツチ、５…吐出側管
路、６…放出自動弁、８…気液分離器、９…液体
貯留部、１０…液体管路、１１…冷却器、１２…
ポンプ、１３…液体供給自動弁、１４…気体導出
管。
Fig. 1 is a simplified overall diagram of the device showing an embodiment of the present invention, Fig. 2 is a simplified sectional view showing another structure of the on-off valve of the discharge side pipeline, and Fig. 3 is a structure showing an example of application of a vacuum pump. Figure 4 is a vertical cross-sectional side view of the dry compressor, Figure 5 is a cross-sectional view taken along line AA, Figure 6 is a vertical cross-sectional side view of the wet compressor, and Figure 7 is Figure 6B. - It is a longitudinal sectional front view taken along line B. DESCRIPTION OF SYMBOLS 1... Screw type vacuum pump, 2... Suction side pipe line, 3... Vacuum tank, 4... Pressure switch, 5... Discharge side pipe line, 6... Automatic discharge valve, 8... Gas-liquid separator, 9... Liquid storage section, 10...Liquid pipe line, 11...Cooler, 12...
Pump, 13...Liquid supply automatic valve, 14...Gas outlet pipe.
Claims (1)
離器を連結、連通させ、該気液分離器の液体貯留
部を冷却器及びポンプを配設した液体管路を介し
て前記スクリユー式真空ポンプの噛合歯間に連通
させ、さらに、液体管路中に、前記スクリユー式
真空ポンプの吸込管路中の圧力が一定値以下にな
つた時に前記液体管路中のポンプの作動と同時に
開く液体供給自動弁を配設したことを特徴とする
真空発生操作。 A gas-liquid separator is connected and communicated with the discharge pipe of the screw-type vacuum pump, and the liquid storage part of the gas-liquid separator is connected to the discharge pipe of the screw-type vacuum pump through the liquid pipe line equipped with a cooler and a pump. A liquid supply automatic device is provided in the liquid pipe which communicates between the meshing teeth and opens simultaneously with the operation of the pump in the liquid pipe when the pressure in the suction pipe of the screw type vacuum pump falls below a certain value. A vacuum generating operation characterized by the provision of a valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5627085U JPS61171891U (en) | 1985-04-15 | 1985-04-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5627085U JPS61171891U (en) | 1985-04-15 | 1985-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61171891U true JPS61171891U (en) | 1986-10-25 |
Family
ID=30579707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5627085U Pending JPS61171891U (en) | 1985-04-15 | 1985-04-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61171891U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999049219A1 (en) * | 1998-03-24 | 1999-09-30 | Taiko Kikai Industries Co., Ltd. | Screw rotor type wet vacuum pump |
-
1985
- 1985-04-15 JP JP5627085U patent/JPS61171891U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999049219A1 (en) * | 1998-03-24 | 1999-09-30 | Taiko Kikai Industries Co., Ltd. | Screw rotor type wet vacuum pump |
| DE19882900B4 (en) * | 1998-03-24 | 2004-04-15 | Taiko Kikai Industries Co., Ltd. | Screw rotor wet vacuum pump |