JPH0223078Y2 - - Google Patents
Info
- Publication number
- JPH0223078Y2 JPH0223078Y2 JP1984147300U JP14730084U JPH0223078Y2 JP H0223078 Y2 JPH0223078 Y2 JP H0223078Y2 JP 1984147300 U JP1984147300 U JP 1984147300U JP 14730084 U JP14730084 U JP 14730084U JP H0223078 Y2 JPH0223078 Y2 JP H0223078Y2
- Authority
- JP
- Japan
- Prior art keywords
- cup
- shaped
- cases
- small
- stator
- 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.)
- Expired
Links
- 238000004804 winding Methods 0.000 claims description 6
- 230000000994 depressogenic effect Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 238000002788 crimping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
Landscapes
- Motor Or Generator Frames (AREA)
Description
【考案の詳細な説明】
〔産業上の利用分野〕
本考案は小形電動機、特に２個のカツプ状ケー
スを互いに対向して配設し外被とする小形電動機
に関するものである。[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a small electric motor, and particularly to a small electric motor having two cup-shaped cases disposed facing each other as an outer cover.
〔従来技術〕
第１図は従来の小形電動機を示し、このような
電動機では第２図に示す２個のカツプ状ケース１
及び２を対として、夫々の開口端部３を対向させ
る形で配設し、その内部に複数の固定子磁極８や
固定子巻線９、回転子１０等を装着した上で、第
３図に示す如く両ケースの開口端部３を密着さ
せ、同図に×点で表示してある様に２つのケース
１，２を溶接し固着している。[Prior Art] Fig. 1 shows a conventional small electric motor, and such an electric motor has two cup-shaped cases 1 as shown in Fig. 2.
and 2 are arranged as a pair with their respective open ends 3 facing each other, and a plurality of stator magnetic poles 8, stator windings 9, rotor 10, etc. are mounted inside the stator poles 8, stator windings 9, rotor 10, etc. As shown in the figure, the opening ends 3 of both cases are brought into close contact with each other, and the two cases 1 and 2 are welded and fixed together as indicated by the x points in the same figure.
然しながら溶接による固着の機能の面からはこ
の構造に問題は無いが、溶接箇所のメツキの損傷
が避けられない事や、ケースの内部にプラスチツ
クより成る絶縁体１１や固定子巻線９等を内蔵す
る為、溶接作業工程での高温加熱の影響を無視出
来ないと云う問題があつた。 However, although there is no problem with this structure in terms of the function of fixing by welding, damage to the plating at the welding point is unavoidable, and the case has a built-in insulator 11 made of plastic, stator winding 9, etc. Therefore, there was a problem that the influence of high temperature heating during the welding work process could not be ignored.
本考案の目的は内蔵する部品に熱的影響を与え
る事なしに磁気的に安定した外被の固着を行う事
の出来る小形電動機を得るにある。
The object of the present invention is to obtain a small electric motor whose outer cover can be fixed magnetically in a stable manner without causing any thermal effects on the built-in components.
本考案の小形電動機は開口端部を互いに対向す
る形で配設する２個のカツプ状ケースと、該ケー
スの内部に装着される複数の固定子磁極及び固定
子巻線とより成る固定子と、該固定子の内周面に
空隙を介して配設される回転子とより成る小形電
動機において、前記２個のカツプ状ケースの開口
端部に夫々互いにずれた位置で凹部を形成し、一
方のカツプ状ケースの凹部に他方のカツプ状ケー
スの側壁部が相互に嵌着する様にすると共に、前
記２個のカツプ状ケースの側壁部の互いに係合す
る端面近傍に夫々互いに対向して小窓を設け上記
各側壁部の端面と小窓間に薄肉壁部が形成される
ようにし、一方の小窓に隣接する前記薄肉壁部を
他方の小窓に対し前記カツプ状ケースの円周方向
に沿つて押し、これによつて他方の小窓に隣接す
る前記薄肉壁部がくぼみこの結果双方のカツプ状
ケースが互いに固着されるようにしたことを特徴
とする。
The small electric motor of the present invention includes two cup-shaped cases with open ends facing each other, and a stator comprising a plurality of stator magnetic poles and stator windings installed inside the cases. , a small electric motor comprising a rotor disposed on the inner circumferential surface of the stator with a gap therebetween, in which recesses are formed at open ends of the two cup-shaped cases at positions shifted from each other; The side walls of the other cup-shaped case are fitted into the recesses of the other cup-shaped case, and the side walls of the two cup-shaped cases have small holes facing each other in the vicinity of the end faces that engage with each other. A window is provided so that a thin wall portion is formed between the end face of each side wall portion and the small window, and the thin wall portion adjacent to one of the small windows is aligned in the circumferential direction of the cup-shaped case with respect to the other small window. The thin wall portion adjacent to the other small window is depressed as a result of which both cup-shaped cases are fixed to each other.
（考案の構成）
以下第４図〜第６図により本考案の実施例を説
明する。(Structure of the invention) An embodiment of the invention will be described below with reference to FIGS. 4 to 6.
本考案に於いては２個のカツプ状ケース１，２
の開口端部３に夫々互いにずれた位置で凹部４を
形成し、一方のカツプ状ケースの凹部４に他方の
カツプ状ケースの側壁部５が相互に嵌着する様に
すると共に、前記２個のカツプ状ケース１，２の
側壁部５の互いに係合する端面近傍に後述するよ
うに夫々小窓７−１，７−２を互いに対向して設
け、上記各側壁部５の端面とこれに関係する小窓
との間に夫々薄肉の壁６−１，６−２が形成され
るようにする。 In this invention, two cup-shaped cases 1 and 2 are used.
Recesses 4 are formed in the opening ends 3 of the two cup-shaped cases at positions shifted from each other, so that the side wall 5 of the other cup-shaped case is fitted into the recess 4 of one cup-shaped case, and As will be described later, small windows 7-1 and 7-2 are provided in the vicinity of the mutually engaging end surfaces of the side walls 5 of the cup-shaped cases 1 and 2, respectively, facing each other. Thin walls 6-1 and 6-2 are formed between the related small windows.
第４図は本考案による電動機の側面図、第５図
は本考案に於いて対で使用されるカツプ状ケース
の断面図、第６図は２つのカツプ状ケースのカシ
メ固着部の拡大図である。 Fig. 4 is a side view of the electric motor according to the present invention, Fig. 5 is a sectional view of the cup-shaped cases used in pairs in the present invention, and Fig. 6 is an enlarged view of the crimped fixing portion of the two cup-shaped cases. be.
第５図に示すように本考案に於いてはカツプ状
ケース１とカツプ状ケース２の夫々の開口端部３
に形成された凹部４は、互いに第４図に示す通り
密接する形で嵌着する様ほゞ等しい幅及び深さを
もつようにする。 As shown in FIG. 5, in the present invention, the opening ends 3 of the cup-shaped cases 1 and 2 are
The recesses 4 formed in the recesses 4 have substantially the same width and depth so that they fit closely together as shown in FIG.
又第５図、第６図に示すように夫々の凹部４の
側壁部５近傍には小窓の壁６−１及び６−２を残
す形で小窓７−１及び７−２を設けるようにす
る。 Further, as shown in FIGS. 5 and 6, small windows 7-1 and 7-2 are provided near the side wall 5 of each recess 4, leaving small window walls 6-1 and 6-2. Make it.
更に該小窓７−１及び７−２は第６図に拡大し
て示す如く、例えばカツプ状ケース２に設けた小
窓７−２に対し該ケースの円周方向に沿つて、同
図矢印の向きにカシメ力を加え、前記小窓７−２
の壁６−２を破線の様に変形し、この結果これと
密接する他方のケース１に設けられた小窓７−１
の壁６−１に変形を生ぜしめ、双方のカツプ状ケ
ースが互いに強固に固着されるようにする。 Further, as shown in an enlarged view in FIG. 6, the small windows 7-1 and 7-2 are arranged along the circumferential direction of the case, for example, with respect to the small window 7-2 provided in the cup-shaped case 2, as shown by the arrows in the figure. Apply crimping force in the direction of the small window 7-2.
As a result, the small window 7-1 provided in the other case 1 that is in close contact with this wall 6-2 is deformed as shown by the broken line.
The wall 6-1 is deformed so that both cup-shaped cases are firmly fixed to each other.
本考案の小形電動機は上記の様な構成であるの
で、内蔵する部品に熱的影響を与える事なしに磁
気的に安定した外被の固着を行う事が出来る利点
がある。
Since the small electric motor of the present invention has the above-described structure, it has the advantage that the outer cover can be fixed magnetically in a stable manner without thermally affecting the built-in components.
第１図は従来の小形電動機の断面図、第２図は
そのカツプ状ケースの説明図、第３図は第１図の
従来の小形電動機の外観側面図、第４図は本考案
の小形電動機の側面図、第５図は対で使用される
カツプ状ケースの説明図、第６図は２つのカツプ
状ケースのカシメ固着部の拡大図である。
１，２……カツプ状ケース、３……開口端部、
４……凹部、５……側壁部、６−１，６−２……
小窓の壁、７−１，７−２……小窓、８……固定
子磁極、９……固定子巻線、１０……回転子、１
１……絶縁体。
Fig. 1 is a sectional view of a conventional small electric motor, Fig. 2 is an explanatory diagram of its cup-shaped case, Fig. 3 is an external side view of the conventional small electric motor shown in Fig. 1, and Fig. 4 is a small electric motor of the present invention. FIG. 5 is an explanatory view of the cup-shaped cases used in pairs, and FIG. 6 is an enlarged view of the crimped fixing portions of the two cup-shaped cases. 1, 2...Cup-shaped case, 3...Open end,
4... Recessed portion, 5... Side wall portion, 6-1, 6-2...
Small window wall, 7-1, 7-2...Small window, 8...Stator magnetic poles, 9...Stator winding, 10...Rotor, 1
1...Insulator.
Claims (1)
カツプ状ケースと、該ケースの内部に装着される
複数の固定子磁極及び固定子巻線とより成る固定
子と、該固定子の内周面に空隙を介して配設され
る回転子とより成る小形電動機において、前記２
個のカツプ状ケースの開口端部に夫々互いにずれ
た位置で凹部を形成し、一方のカツプ状ケースの
凹部に他方のカツプ状ケースの側壁部が相互に嵌
着する様にすると共に、前記２個のカツプ状ケー
スの側壁部の互いに係合する端面近傍に夫々互い
に対向して小窓を設け上記各側壁部の端面と小窓
間に薄肉壁部が形成されるようにし、一方の小窓
に隣接する前記薄肉壁部を他方の小窓に対し前記
カツプ状ケースの円周方向に沿つて押し、これに
よつて他方の小窓に隣接する前記薄肉壁部がくぼ
みこの結果双方のカツプ状ケースが互いに固着さ
れるようにしたことを特徴とする小形電動機。 A stator comprising two cup-shaped cases with open ends facing each other, a plurality of stator magnetic poles and stator windings installed inside the case, and an inner portion of the stator. In a small electric motor comprising a rotor disposed on the circumferential surface with a gap therebetween, the above-mentioned 2
Recesses are formed in the opening ends of the two cup-shaped cases at positions shifted from each other, so that the side walls of one of the cup-shaped cases fit into the recesses of the other cup-shaped case, and A small window is provided in the vicinity of the mutually engaging end surfaces of the side walls of each of the cup-shaped cases, facing each other, so that a thin wall section is formed between the end surface of each side wall and the small window, and one of the small windows The thin wall portion adjacent to the other small window is pushed along the circumferential direction of the cup-shaped case, whereby the thin wall portion adjacent to the other small window is depressed, and as a result, both cup-shaped portions are depressed. A small electric motor characterized in that cases are fixed to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984147300U JPH0223078Y2 (en) | 1984-10-01 | 1984-10-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984147300U JPH0223078Y2 (en) | 1984-10-01 | 1984-10-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6165843U JPS6165843U (en) | 1986-05-06 |
| JPH0223078Y2 true JPH0223078Y2 (en) | 1990-06-22 |
Family
ID=30705528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984147300U Expired JPH0223078Y2 (en) | 1984-10-01 | 1984-10-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0223078Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5638953A (en) * | 1979-09-01 | 1981-04-14 | Philips Corp | Motor |
-
1984
- 1984-10-01 JP JP1984147300U patent/JPH0223078Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5638953A (en) * | 1979-09-01 | 1981-04-14 | Philips Corp | Motor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6165843U (en) | 1986-05-06 |
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