JPH0457691U - - Google Patents
Info
- Publication number
- JPH0457691U JPH0457691U JP9930490U JP9930490U JPH0457691U JP H0457691 U JPH0457691 U JP H0457691U JP 9930490 U JP9930490 U JP 9930490U JP 9930490 U JP9930490 U JP 9930490U JP H0457691 U JPH0457691 U JP H0457691U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- bearing
- rotor
- rotating shaft
- rotary compressor
- 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
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000003507 refrigerant Substances 0.000 claims 1
Description
第１図は本考案の一実施例を示す回転式圧縮機
の縦断側面図、第２図は同実施例のモータの回転
軸上部の拡大図、第３図は同実施例の第３の軸受
の一例を示す斜視図、第４図は従来例を示す回転
式圧縮機の縦断側面図である。
図中、１……密閉ケース、２……モータ、３…
…固定子、４……回転軸、５……回転子、６……
上部バランサ、７……下部バランサ、８……圧縮
装置、９……第１の軸受、１０……第２の軸受、
１１……第３の軸受、１２……軸受ブラケツト、
１２ａ……外周縁、１２ｂ……ネジ孔、１２ｃ…
…孔、１３……軸受、１３ａ……軸受部、１３ｂ
，１３ｃ……孔、１４……ネジ。
Fig. 1 is a vertical sectional side view of a rotary compressor showing an embodiment of the present invention, Fig. 2 is an enlarged view of the upper part of the rotating shaft of the motor of the same embodiment, and Fig. 3 is a third bearing of the same embodiment. FIG. 4 is a vertical sectional side view of a conventional rotary compressor. In the figure, 1... sealed case, 2... motor, 3...
...Stator, 4...Rotating shaft, 5...Rotor, 6...
Upper balancer, 7... Lower balancer, 8... Compression device, 9... First bearing, 10... Second bearing,
11...Third bearing, 12...Bearing bracket,
12a... Outer periphery, 12b... Screw hole, 12c...
...hole, 13...bearing, 13a...bearing part, 13b
, 13c... hole, 14... screw.
Claims (1)
同モータの回転に伴い冷媒を圧縮する圧縮装置を
配置し、前記モータの回転子の回転軸を前記圧縮
装置の上部および下部に形成されている第１およ
び第の２の軸受により回動自在に軸支して成る回
転式圧縮機において、前記回転軸の上部径を、前
記回転子と一体化させる下部径よりも小径にして
前記回転子の上方に突出させるとともに、前記モ
ータの上方に密閉ケースの内壁または同モータの
固定子に固定されるリング状の軸受ブラケツトと
、同軸受ブラケツトに固定される軸受とから成る
第３の軸受を設け、この第３の軸受により前記突
出させた回転軸を回動自在に軸支させて成ること
を特徴とする回転式圧縮機。 A motor is disposed in the upper part of the sealed case, a compression device is disposed in the lower part to compress the refrigerant as the motor rotates, and a rotation axis of the rotor of the motor is formed in the upper and lower parts of the compression device. In a rotary compressor rotatably supported by first and second bearings, the upper diameter of the rotating shaft is smaller than the lower diameter of the rotor integrated with the rotor. A third bearing is provided above the motor and includes a ring-shaped bearing bracket that is fixed to the inner wall of the sealed case or the stator of the motor, and a bearing that is fixed to the bearing bracket. A rotary compressor, characterized in that the protruding rotating shaft is rotatably supported by the third bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9930490U JPH0457691U (en) | 1990-09-21 | 1990-09-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9930490U JPH0457691U (en) | 1990-09-21 | 1990-09-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0457691U true JPH0457691U (en) | 1992-05-18 |
Family
ID=31841134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9930490U Pending JPH0457691U (en) | 1990-09-21 | 1990-09-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0457691U (en) |
-
1990
- 1990-09-21 JP JP9930490U patent/JPH0457691U/ja active Pending