JPH0178288U - - Google Patents
Info
- Publication number
- JPH0178288U JPH0178288U JP1987174136U JP17413687U JPH0178288U JP H0178288 U JPH0178288 U JP H0178288U JP 1987174136 U JP1987174136 U JP 1987174136U JP 17413687 U JP17413687 U JP 17413687U JP H0178288 U JPH0178288 U JP H0178288U
- Authority
- JP
- Japan
- Prior art keywords
- pin
- protruding
- small gap
- boss portion
- rotating shaft
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Description
第１図及び第２図は本考案の一示すもので、第
１図は一部除去して示す縦断面図、第２図は第１
図の−線に沿う横断面図であり、第３図及び
第４図は従来の羽根車の取付装置の一例を示す夫
々第１図及び第２図相当図、第５図は従来の問題
点を説明するための概略図である。
図中、１１は羽根車、１２はモータ、１３は回
転軸、１４はピン、１６はボス部、１７は端板部
、１８は羽根片、２２，２３は突片、２４は小間
隙である。
Figures 1 and 2 show one example of the present invention, with Figure 1 being a partially removed vertical cross-sectional view, and Figure 2 being a partially removed view of the invention.
3 and 4 are views corresponding to FIGS. 1 and 2, respectively, showing an example of a conventional impeller mounting device, and FIG. 5 is a cross-sectional view taken along the - line in the figure, and FIG. It is a schematic diagram for explaining. In the figure, 11 is an impeller, 12 is a motor, 13 is a rotating shaft, 14 is a pin, 16 is a boss part, 17 is an end plate part, 18 is a blade piece, 22 and 23 are projecting pieces, and 24 is a small gap. .
Claims (1)
羽根片を突設してなる羽根車を、ピンの直交状態
に貫着した回転軸に取付けるものであつて、その
回転軸に前記ボス部の孔を嵌挿し、該ボス部の端
面を回転軸から突出する前記ピンの両端部分に押
圧して取付け固定するようにしたものにおいて、
前記端板部に、２個の突片を、それら両突片間に
前記ピンのいずれか一方の端部が嵌入される小間
隙を存して且つその小間隙を含めて２個の突片が
前記ボス部を１８０度以上の角度範囲に渡つて取
巻くように切起こし形成すると共に、これら突片
の先端面を前記小間隙に向けて下降傾斜する斜面
状に形成したことを特徴とする羽根車の取付装置
。 An impeller consisting of a large number of blade pieces protruding from an end plate having a cylindrical boss in the center is attached to a rotating shaft that is perpendicular to a pin. The pin is fitted into a hole in the boss portion, and is attached and fixed by pressing the end face of the boss portion to both end portions of the pin protruding from the rotating shaft,
two protruding pieces on the end plate, and a small gap into which either end of the pin is inserted between the two protruding pieces, and two protruding pieces including the small gap; is cut and raised so as to surround the boss portion over an angular range of 180 degrees or more, and the tip surfaces of these protrusions are formed in the shape of a slope that slopes downward toward the small gap. Car mounting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17413687U JPH0544560Y2 (en) | 1987-11-13 | 1987-11-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17413687U JPH0544560Y2 (en) | 1987-11-13 | 1987-11-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0178288U true JPH0178288U (en) | 1989-05-25 |
| JPH0544560Y2 JPH0544560Y2 (en) | 1993-11-11 |
Family
ID=31466011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17413687U Expired - Lifetime JPH0544560Y2 (en) | 1987-11-13 | 1987-11-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0544560Y2 (en) |
-
1987
- 1987-11-13 JP JP17413687U patent/JPH0544560Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0544560Y2 (en) | 1993-11-11 |
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