JPH0272652U - - Google Patents
Info
- Publication number
- JPH0272652U JPH0272652U JP15106888U JP15106888U JPH0272652U JP H0272652 U JPH0272652 U JP H0272652U JP 15106888 U JP15106888 U JP 15106888U JP 15106888 U JP15106888 U JP 15106888U JP H0272652 U JPH0272652 U JP H0272652U
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- rotating shaft
- electric motor
- casing
- sealing 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
Landscapes
- Motor Or Generator Frames (AREA)
Description
第１図はこの考案の一実施例による電動機の軸
封装置を示す断面図、第２図はこの考案の要部断
面図、第３図はこの考案の特性を示すグラフ、第
４図は従来の電動機の軸封装置を示す断面図、第
５図は従来の回転軸の摩耗状態の一例を示す側面
図である。
図中、１はケース、２はシールボツクス、３は
回転軸、４，５はリツプ式軸シール材、８は補助
砂除け、９は金具、１１は砂除け、１２はコーテ
イング材である。なお、各図中、同一符号は同一
又は相当部分を示す。
Fig. 1 is a sectional view showing a shaft sealing device for an electric motor according to an embodiment of this invention, Fig. 2 is a sectional view of a main part of this invention, Fig. 3 is a graph showing the characteristics of this invention, and Fig. 4 is a conventional one. FIG. 5 is a cross-sectional view showing a shaft sealing device for an electric motor, and FIG. 5 is a side view showing an example of the state of wear of a conventional rotating shaft. In the figure, 1 is a case, 2 is a seal box, 3 is a rotating shaft, 4 and 5 are lip-type shaft seals, 8 is an auxiliary sand guard, 9 is a metal fitting, 11 is a sand guard, and 12 is a coating material. In each figure, the same reference numerals indicate the same or equivalent parts.
Claims (1)
軸と、上記筐体に嵌着され、上記回転軸の全周と
接して上記筐体と上記回転軸との間を封止するシ
ール部材とを備えた電動機の軸封装置において、
上記回転軸外周における上記シール部材との接触
部に硬質被膜処理を施したことを特徴とする電動
機の軸封装置。 (2) 硬質被膜処理はその膜厚を０．１mm〜１．
０mm、表面粗さを０．８Ｓ〜６．３Ｓとしたこと
を特徴とする実用新案登録請求の範囲第１項記載
の電動機の軸封装置。[Claims for Utility Model Registration] (1) A casing of an electric motor, a rotating shaft passing through the casing, and a rotating shaft that is fitted into the casing and in contact with the entire circumference of the rotating shaft. In a shaft sealing device for an electric motor, the shaft sealing device includes a sealing member that seals between the shaft and the shaft.
A shaft sealing device for an electric motor, characterized in that a hard coating is applied to a portion of the outer periphery of the rotating shaft that contacts the sealing member. (2) For hard coating treatment, the film thickness is 0.1 mm to 1.
0 mm and a surface roughness of 0.8S to 6.3S.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15106888U JPH0272652U (en) | 1988-11-17 | 1988-11-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15106888U JPH0272652U (en) | 1988-11-17 | 1988-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0272652U true JPH0272652U (en) | 1990-06-04 |
Family
ID=31424781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15106888U Pending JPH0272652U (en) | 1988-11-17 | 1988-11-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0272652U (en) |
-
1988
- 1988-11-17 JP JP15106888U patent/JPH0272652U/ja active Pending