JPH02119181U

JPH02119181U -

Info

Publication number: JPH02119181U
Application number: JP2637189U
Authority: JP
Priority date: 1989-03-08
Filing date: 1989-03-08
Publication date: 1990-09-26

Description

[Brief explanation of drawings]

第１図は本考案の洗濯機のプーリー取付構造の
１実施例を示す要部の縦断正面図、第２図は同上
他の使用例を示す要部の縦断正面図、第３図は分
解斜視図、第４図は従来のプーリー取付構造を示
す縦断正面図、第５図は同上要部の縦断正面図、
第６図は他の従来例を示す要部の縦断正面図、第
７図は同上分解斜視図である。１……回転軸、１ａ……角柱体、１ｂ……ネジ
穴、２……プーリー、２ａ……ボス部、２ｂ……
角穴、２ｃ……角形凹部、２ｄ……丸穴、２ｅ…
…貫通穴、３……角形座金、３ａ……角穴、４…
…取付けネジ、５……洗濯槽、６……軸受、７…
…軸受ナツト、８……回転翼、９……Ｖベルト、
１０……ワツシヤ。 Fig. 1 is a longitudinal sectional front view of the main parts showing one embodiment of the pulley mounting structure of the washing machine of the present invention, Fig. 2 is a longitudinal sectional front view of the main parts showing another usage example of the same, and Fig. 3 is an exploded perspective view. Fig. 4 is a longitudinal sectional front view showing a conventional pulley mounting structure, Fig. 5 is a longitudinal sectional front view of the main parts of the same,
FIG. 6 is a longitudinal sectional front view of main parts showing another conventional example, and FIG. 7 is an exploded perspective view of the same. 1...Rotating shaft, 1a...Prismatic body, 1b...Screw hole, 2...Pulley, 2a...Boss part, 2b...
Square hole, 2c...Square recess, 2d...Round hole, 2e...
...Through hole, 3...Square washer, 3a...Square hole, 4...
...Mounting screw, 5...Washing tub, 6...Bearing, 7...
...Bearing nut, 8...Rotor blade, 9...V belt,
10...Watsiya.

Claims

[Scope of utility model registration request]

The lower end of the rotating shaft of the rotor blade is formed into a prismatic body, a screw hole is bored in the axial direction on the lower end surface of the prismatic body, and a square hole that matches the prismatic body is provided in the boss portion of the pulley. In a pulley mounting structure in which the prismatic body of the rotating shaft is inserted and fitted into a square hole, and a mounting screw with a washer larger than the square hole is inserted into the screw hole from below and tightened, the lower surface of the boss of the pulley A square recess is formed in the center of the square hole, and a square washer that fits into the square recess is interposed on the mounting screw, so that the square washer can be fitted into the square recess and tightened. A washing machine pulley mounting structure.