JPH03110139U - - Google Patents
Info
- Publication number
- JPH03110139U JPH03110139U JP1861690U JP1861690U JPH03110139U JP H03110139 U JPH03110139 U JP H03110139U JP 1861690 U JP1861690 U JP 1861690U JP 1861690 U JP1861690 U JP 1861690U JP H03110139 U JPH03110139 U JP H03110139U
- Authority
- JP
- Japan
- Prior art keywords
- screw
- type supercharger
- bearing
- rotor shaft
- lid
- 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.)
- Granted
Links
- 239000004519 grease Substances 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims description 2
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Supercharger (AREA)
Description
第1図及び第2図はこの考案のスクリユー式過
給機の吸込側構造の一実施例にかかり、第1図は
拡大断面図、第2図は第1図中の−矢視図で
ある。第3図は従来のスクリユー式過給機の断面
図、第4図は第3図中の−矢視図である。
1……本体ケーシング、2……雄ロータ、3…
…雌ロータ、4……雄ロータ軸、5……雌ロータ
軸、6……軸受部、7……入力軸、8……連結ス
ペーサ、9……プーリ、10……ギヤカバー、1
1……軸受部、12……タイミングギヤ、15…
…タイミグギヤ、16……リーマピン、17……
ボルト、18……嵌合凹凸部、19……吸込みカ
バー、20……軸受部、21……吸気管、22…
…ギヤボツクス部分、30……スクリユー式過給
機の吸込側構造、31……嵌合凹凸部(インロー
)、31a……嵌合凹部、31b……嵌合凸部、
32……ボルト、33……ベアリング室、34…
…グリース封入式ボールベアリング(ころがり軸
受)、35……ナツト、36……蓋、37……均
圧用小孔、38……ノツクピン、39……ノツク
ピン穴。
Figures 1 and 2 show an example of the suction side structure of the screw type supercharger of this invention, with Figure 1 being an enlarged sectional view and Figure 2 being a view taken in the direction of the - arrow in Figure 1. . FIG. 3 is a sectional view of a conventional screw type supercharger, and FIG. 4 is a view taken along the - arrow in FIG. 1... Main body casing, 2... Male rotor, 3...
... Female rotor, 4 ... Male rotor shaft, 5 ... Female rotor shaft, 6 ... Bearing section, 7 ... Input shaft, 8 ... Connection spacer, 9 ... Pulley, 10 ... Gear cover, 1
1...bearing part, 12...timing gear, 15...
...Timig gear, 16...Reamer pin, 17...
Bolt, 18... Fitting uneven portion, 19... Suction cover, 20... Bearing portion, 21... Intake pipe, 22...
... Gearbox part, 30 ... Suction side structure of screw-type supercharger, 31 ... Fitting uneven part (spigot), 31a ... Fitting recess, 31b ... Fitting convex part,
32...Bolt, 33...Bearing chamber, 34...
...Grease filled ball bearing (rolling bearing), 35... Nut, 36... Lid, 37... Small hole for pressure equalization, 38... Knock pin, 39... Knock pin hole.
Claims (1)
れる吸込カバーにロータ軸に対応してベアリング
室を形成し、これらベアリング室にグリース封入
式のころがり軸受を取付けてロータ軸を支持する
一方、これらベアリング室の空気吸込口側を蓋で
覆うとともに、これら蓋にベアリング室内外の圧
力を均圧にする小孔を形成したことを特徴とする
スクリユー式過給機の吸込側構造。 Bearing chambers are formed in the suction cover connected to the main casing of the screw-type supercharger in correspondence with the rotor shaft, and grease-filled rolling bearings are installed in these bearing chambers to support the rotor shaft. A structure on the suction side of a screw type supercharger, characterized in that the air suction side of the screw-type supercharger is covered with a lid, and small holes are formed in the lid to equalize the pressure inside and outside the bearing chamber.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1861690U JP2501573Y2 (en) | 1990-02-26 | 1990-02-26 | Structure of the suction side of the screw type turbocharger |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1861690U JP2501573Y2 (en) | 1990-02-26 | 1990-02-26 | Structure of the suction side of the screw type turbocharger |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH03110139U true JPH03110139U (en) | 1991-11-12 |
JP2501573Y2 JP2501573Y2 (en) | 1996-06-19 |
Family
ID=31521769
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1861690U Expired - Lifetime JP2501573Y2 (en) | 1990-02-26 | 1990-02-26 | Structure of the suction side of the screw type turbocharger |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2501573Y2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008289546A (en) * | 2007-05-22 | 2008-12-04 | Panefuri Kogyo Kk | Wood cross-sectional material |
CN104047852A (en) * | 2013-03-14 | 2014-09-17 | 株式会社日立产机系统 | Screw compressor |
-
1990
- 1990-02-26 JP JP1861690U patent/JP2501573Y2/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008289546A (en) * | 2007-05-22 | 2008-12-04 | Panefuri Kogyo Kk | Wood cross-sectional material |
CN104047852A (en) * | 2013-03-14 | 2014-09-17 | 株式会社日立产机系统 | Screw compressor |
CN104047852B (en) * | 2013-03-14 | 2016-08-17 | 株式会社日立产机系统 | Helical-lobe compressor |
Also Published As
Publication number | Publication date |
---|---|
JP2501573Y2 (en) | 1996-06-19 |