JPH0335274U - - Google Patents
Info
- Publication number
- JPH0335274U JPH0335274U JP9367689U JP9367689U JPH0335274U JP H0335274 U JPH0335274 U JP H0335274U JP 9367689 U JP9367689 U JP 9367689U JP 9367689 U JP9367689 U JP 9367689U JP H0335274 U JPH0335274 U JP H0335274U
- Authority
- JP
- Japan
- Prior art keywords
- pump
- chamber
- opening
- side space
- side wall
- 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
- 238000005086 pumping Methods 0.000 claims description 2
- 230000008602 contraction Effects 0.000 claims 2
Landscapes
- Compressor (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Description
第１図は本考案装置を備えた斜板式圧縮機の一
実施例を示す縦断面図、第２図は本考案装置の要
部を示す断面図、第３図はポンプ室の後側壁部分
を示す拡大図、第４図はポンプ室の前側壁に形成
された圧力平衡溝を示す拡大図、第５図は同じく
圧力平衡溝の変形例を示す拡大図、第６図は従来
の圧縮機の要部を示す断面図である。
８……油槽、９……駆動軸、２０……ポンプ、
２１……ポンプ室、２２……吸込み室、２３……
吐出し室、２４……汲上げ通路、２５……給油路
、３０……圧力平衡溝。
Fig. 1 is a longitudinal cross-sectional view showing an embodiment of a swash plate compressor equipped with the device of the present invention, Fig. 2 is a cross-sectional view showing the main parts of the device of the present invention, and Fig. 3 is a rear wall portion of the pump chamber. 4 is an enlarged view showing a pressure balancing groove formed on the front side wall of the pump chamber, FIG. 5 is an enlarged view showing a modified example of the pressure balancing groove, and FIG. 6 is an enlarged view of a conventional compressor. FIG. 3 is a cross-sectional view showing main parts. 8... Oil tank, 9... Drive shaft, 20... Pump,
21...Pump chamber, 22...Suction chamber, 23...
Discharge chamber, 24...pumping passage, 25...oil supply passage, 30...pressure balance groove.
Claims (1)
ポンプの縮小側空間と対応した開口を有して給油
路と連通する吐出し室を設け、上記ポンプ室の他
方の側壁に上記縮小側空間と連通し、かつポンプ
に対して上記開口とほぼ同等の開口面積をもつ圧
力平衡溝を設けるとともに、上記両側壁のいずれ
か一方にポンプの拡大側空間と対応した開口を有
して汲上げ通路と連通する吸込み室を配設してな
る圧縮機用歯車ポンプの圧力平衡装置。 A discharge chamber having an opening corresponding to the contraction side space of the pump and communicating with the oil supply path is provided on one side wall of the pump chamber housing the gear pump, and the other side wall of the pump chamber communicates with the contraction side space. and a pressure balancing groove having an opening area approximately the same as the above opening is provided for the pump, and an opening corresponding to the enlarged side space of the pump is provided on either side of the side walls to communicate with the pumping passage. A pressure equalization device for a gear pump for a compressor, which is equipped with a suction chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9367689U JPH0335274U (en) | 1989-08-09 | 1989-08-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9367689U JPH0335274U (en) | 1989-08-09 | 1989-08-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0335274U true JPH0335274U (en) | 1991-04-05 |
Family
ID=31643043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9367689U Pending JPH0335274U (en) | 1989-08-09 | 1989-08-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0335274U (en) |
-
1989
- 1989-08-09 JP JP9367689U patent/JPH0335274U/ja active Pending
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