JPS6430668U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図ａは本考案の一実施例を示す直流コアレ
スモータの回転子の平面図、第１図ｂは第１図ａ
の１Ａ―１Ａ′縦断面図、第２図は第１図の回転
軸と電機子巻線との組立て状態及び結線状態を示
した回転子ユニツトの平面図、第３図は同実施例
に用いている導電性基材からなる結線座の斜視図
、第４図は同実施例の要部破断拡大縦断面図、第
５図は同実施例の回転子の等価回路図、第６図は
本考案に係る他の実施例の回転軸と電機子巻線の
組立て状態及び結線状態を示した回転子ユニツト
の平面図、第７図は第６図の回転子ユニツトを用
いた回転子の要部破断拡大縦断面図、第８図は本
考案に係るその他の実施例の回転子の要部破断拡
大縦断面図、第９図ａは従来の実施例を示す直流
コアレスモータの回転子の平面図、第９図ｂは第
９図ａの９Ａ―９Ａ′縦断面図、第１０図は第９
図の従来の実施例に用いている電機子巻線ユニツ
トの平面図。 １，１１，２１，３１……回転軸、２，１２，
２２，３２……火花消去用電気素子、３ａ〜３ｃ
，１３ａ〜１３ｃ，２３ａ〜２３ｃ，３３ａ〜３
３ｃ……電機子巻線、３ａ１〜３ｃ１，１３ａ１
〜１３ｃ１，２３ａ１〜２３ｃ１，３３ａ１〜３
３ｃ１……巻き終わり端末線、３ａ２〜３ｂ２，
１３ａ２〜１３ｃ２，２３ａ２〜２３ｃ２，３３
ａ２〜３３ｃ２……巻き始め端末線、４，１４，
２４，３４……整流子、４ａ〜４ｆ，１４ａ〜１
４ｆ，２４ａ〜２４ｆ，３４ａ〜３４ｆ……端子
片、４ｇ，１４ｇ，２４ｇ……樹脂土台部、５，
１５，２５，３５……合成樹脂、１５ａ，２５ａ
……突起台、３５ｂ……凹部、６……結線部、７
……電機子巻線ユニツト、１７，２７……回転子
ユニツト、８，１８……回転子、１９，２９，３
９……結線座、１９ａ〜１９ｃ……結線片。 Fig. 1a is a plan view of a rotor of a DC coreless motor showing an embodiment of the present invention, and Fig. 1b is a plan view of a rotor of a DC coreless motor showing an embodiment of the present invention.
1A-1A' vertical cross-sectional view of 1A-1A', FIG. 2 is a plan view of the rotor unit showing the assembled state and connection state of the rotating shaft and armature winding in FIG. 1, and FIG. 3 is the rotor unit used in the same embodiment. FIG. 4 is an enlarged longitudinal cross-sectional view of the main part of the same embodiment, FIG. 5 is an equivalent circuit diagram of the rotor of the same embodiment, and FIG. A plan view of a rotor unit showing the assembled state and connection state of the rotating shaft and armature winding of another embodiment of the invention, and FIG. 7 is a main part of a rotor using the rotor unit of FIG. 6. FIG. 8 is an enlarged broken longitudinal sectional view of a main part of a rotor according to another embodiment of the present invention, and FIG. 9 a is a plan view of a rotor of a DC coreless motor showing a conventional embodiment. , FIG. 9b is a vertical sectional view taken along line 9A-9A' of FIG. 9a, and FIG.
FIG. 3 is a plan view of an armature winding unit used in the conventional embodiment shown in the figure. 1, 11, 21, 31... rotating shaft, 2, 12,
22, 32...Spark extinguishing electric element, 3a to 3c
, 13a-13c, 23a-23c, 33a-3
3c...armature winding, 3a1 to 3c1, 13a1
~13c1, 23a1~23c1, 33a1~3
3c1... Winding end terminal line, 3a2 to 3b2,
13a2-13c2, 23a2-23c2, 33
a2~33c2... Winding start terminal line, 4, 14,
24, 34... Commutator, 4a-4f, 14a-1
4f, 24a to 24f, 34a to 34f...Terminal piece, 4g, 14g, 24g...Resin base part, 5,
15, 25, 35...Synthetic resin, 15a, 25a
... Protrusion base, 35b ... Recessed part, 6 ... Connection part, 7
... Armature winding unit, 17, 27 ... Rotor unit, 8, 18 ... Rotor, 19, 29, 3
9... Connection seat, 19a to 19c... Connection piece.

Claims (1)

【実用新案登録請求の範囲】 (1) 回転軸と整流子と火花消去用電気素子と電
機子巻線とを備える直流コアレスモータの回転子
において、電機子巻線は回転軸直交面上に配向さ
れ、火花消去用電気素子は該電機子巻線の上方に
配置され、整流子の端子片を該火花消去用電気素
子の上面に配置し、該火花消去用電気素子の内径
部において、電機子巻線と整流子との間に形成さ
れる空間部、あるいは電機子巻線を回転軸に保持
する合成樹脂と整流子との間に形成される空間部
を設け、該空間部内に導電基材を配設させ、該空
間部内にて電機子巻線の端末線と導電性基材とを
電気的に接続させたことを特徴とする直流コアレ
スモータの回転子。 (2) 上記導電性基材が、上記電機子巻線と上記
火花消去用電気素子との間に配設され、上記空間
部内にて電機子巻線の端末線と導電性基材の一部
とを電気的に接続させたことを特徴とする実用新
案登録請求範囲第１項記載の直流コアレスモータ
の回転子。 (3) 上記導電性基材が銅張基板であることを特
徴とする実用新案登録請求範囲第１，２項記載の
直流コアレスモータの回転子。[Scope of Claim for Utility Model Registration] (1) A rotor for a DC coreless motor comprising a rotating shaft, a commutator, an electric element for eliminating sparks, and an armature winding, in which the armature winding is oriented on a plane perpendicular to the rotating shaft. The spark quenching electric element is arranged above the armature winding, the terminal piece of the commutator is arranged on the upper surface of the spark quenching electric element, and the armature A space formed between the winding and the commutator, or a space formed between the commutator and the synthetic resin that holds the armature winding on the rotating shaft is provided, and a conductive base material is placed in the space. A rotor for a DC coreless motor, characterized in that a terminal wire of an armature winding and a conductive base material are electrically connected within the space. (2) The conductive base material is disposed between the armature winding and the spark extinguishing electric element, and the terminal wire of the armature winding and a part of the conductive base material are disposed within the space. A rotor for a DC coreless motor according to claim 1, characterized in that the rotor is electrically connected to the rotor of the DC coreless motor. (3) A rotor for a DC coreless motor according to claims 1 and 2 of the utility model registration, characterized in that the conductive base material is a copper-clad substrate.