JPH01168001A - Voltage dividing resistor for blower - Google Patents
Voltage dividing resistor for blowerInfo
- Publication number
- JPH01168001A JPH01168001A JP33289087A JP33289087A JPH01168001A JP H01168001 A JPH01168001 A JP H01168001A JP 33289087 A JP33289087 A JP 33289087A JP 33289087 A JP33289087 A JP 33289087A JP H01168001 A JPH01168001 A JP H01168001A
- Authority
- JP
- Japan
- Prior art keywords
- wire
- support member
- resistance wire
- voltage dividing
- dividing resistor
- 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
- 238000004804 winding Methods 0.000 claims abstract description 12
- 239000011810 insulating material Substances 0.000 claims abstract description 8
- 239000000919 ceramic Substances 0.000 claims abstract description 4
- 239000011162 core material Substances 0.000 claims abstract description 3
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 3
- 230000004043 responsiveness Effects 0.000 abstract description 4
- 239000000835 fiber Substances 0.000 abstract description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010445 mica Substances 0.000 description 2
- 229910052618 mica group Inorganic materials 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Details Of Resistors (AREA)
Abstract
Description
【発明の詳細な説明】
〔技術分野〕
この発明は、ヘアードライヤ等の送風機のモータへ交流
を降圧して入力する分圧抵抗器に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Technical Field] The present invention relates to a voltage dividing resistor that steps down and inputs alternating current to the motor of a blower such as a hair dryer.
従来、小型のモータを使用した送風機等の場合、交流ｔ
ｏｏｖを分圧抵抗器で降圧させてモータに入力し−ζい
る。しかし、この分圧抵抗器は、送風機内の風路設言１
においてスペースを取り、風路抵抗となる。また、電路
設計においては回路抵抗となるため、通電による発熱を
利用して温度過昇防止の熱源ともなり得る。Conventionally, in the case of blowers, etc. that use small motors, AC t
oov is stepped down with a voltage dividing resistor and input to the motor -ζ. However, this voltage dividing resistor is
This takes up space and creates airflow resistance. In addition, since it becomes a circuit resistance in electrical circuit design, it can also be used as a heat source to prevent excessive temperature rise by utilizing the heat generated by energization.
第１３図ないし第１６図は、従来のへアードライヤの中
に組込れている分圧抵抗器の例を示す。13 to 16 show examples of voltage dividing resistors incorporated in conventional hair dryers.
第１３図および第１４図の例では、十字状に組んだマイ
カ板５０の周囲に分圧抵抗器５１とヒータ線５６が巻付
けである。この分圧抵抗器５１は、ガラス繊維の編組５
２の周囲にピッチ０．３〜０．５ ｔｒａの間隔で抵抗
線５３を螺旋状に巻付けたものである。抵抗線５３の両
端は、かしめ端子５５で接続しである。In the examples shown in FIGS. 13 and 14, a voltage dividing resistor 51 and a heater wire 56 are wound around a mica plate 50 arranged in a cross shape. This voltage dividing resistor 51 is a braided glass fiber 5
A resistance wire 53 is spirally wound around the wire at a pitch of 0.3 to 0.5 tra. Both ends of the resistance wire 53 are connected by caulking terminals 55.
第１５図および第１６図の例では、リードフレーム６０
の上に分圧抵抗器６１が取付けである。この分圧抵抗′
ｒ＆６１は、マイカ板６２の周囲にピッチ０．３〜０．
５閣の間隔で抵抗線６３を螺旋状に巻いたものである。In the example of FIGS. 15 and 16, the lead frame 60
A voltage dividing resistor 61 is attached above. This voltage dividing resistor′
r&61 is arranged around the mica plate 62 at a pitch of 0.3 to 0.
It consists of resistance wires 63 wound in a spiral at intervals of five temples.
抵抗線６３の両端はラグハトメ端子６５にかしめて接続
しである。Both ends of the resistance wire 63 are connected to lug eyelet terminals 65 by caulking.
第１３図および第１５図の例は、共に抵抗線５３゜６３
として裸線を用いており、これら抵抗線５３．６３は間
隔を開けて巻付けている。そのため外寸が大きくなり、
風路抵抗が大きくなるという欠点がある。また、間隔を
開けて巻付けであることから、発熱範囲が分散するため
、ファンロツタ等の異常時に温度過昇防止用の温度ヒユ
ーズ５７の感度が鈍いとい欠点がある。In the examples shown in FIGS. 13 and 15, the resistance wires are both 53° and 63°.
The resistance wires 53 and 63 are wound at intervals. Therefore, the external size becomes larger,
The disadvantage is that the wind path resistance increases. Furthermore, since the windings are spaced apart, the range of heat generation is dispersed, so there is a drawback that the sensitivity of the temperature fuse 57 for preventing excessive temperature rise in the event of an abnormality such as fan rotation is low.
この発明の目的は、小型で高密度にでき、風路抵抗も小
さく、温度過昇防止器を付設する場合にその応答性の向
上が図れる送風機の分圧抵抗器を提供することである。An object of the present invention is to provide a voltage dividing resistor for an air blower that can be made small and highly dense, has low air path resistance, and can improve responsiveness when an overtemperature preventer is attached.
〔発明の開示］
この送風機の分圧抵抗器は、抵抗線を巻回し、耐熱性絶
縁材からなる支持部材を前記抵抗線に添えて設けたもの
であり、抵抗線に絶縁覆膜付きの線を用いることにより
密着巻回を可能としている。[Disclosure of the Invention] The voltage dividing resistor of this blower includes a resistance wire wound around the resistance wire, and a support member made of a heat-resistant insulating material attached to the resistance wire. By using this, close winding is possible.
２施斑
この発明の第１の実施例を第１図ないし第３図とともに
説明する。この分圧抵抗器は、フレキシブルな丸軸状の
支持部材２を心材として用いたものであり、支持部材２
の周囲に絶縁覆膜付きの抵抗線３を隣合う周の巻線部分
間に隙間が生じないように密に螺旋状に巻付け、抵抗線
３の両端に一対のリード線５をかしめ端子４で接続しで
ある。2. A first embodiment of the present invention will be described with reference to FIGS. 1 to 3. This voltage dividing resistor uses a flexible round shaft-shaped support member 2 as a core material, and the support member 2
A resistance wire 3 with an insulating coating is tightly wound in a spiral around the terminal 4 so that there is no gap between the winding portions on adjacent circumferences, and a pair of lead wires 5 are caulked to both ends of the resistance wire 3. It is connected with.
抵抗線３の絶縁覆膜は、例えば酸化覆膜からなる。The insulating film of the resistance wire 3 is made of, for example, an oxide film.
支持部材２は、耐熱性絶縁材であることが必要であり、
セラミック繊維の編組によりフレキシブルの状態とした
ものを用いている。かしめ端子４は周方向の一部が開い
た筒状のものであり、支持部材２の外周にかしめて固定
する。The support member 2 needs to be a heat-resistant insulating material,
The material used is made flexible by braiding ceramic fibers. The caulking terminal 4 has a cylindrical shape with a part open in the circumferential direction, and is caulked and fixed to the outer periphery of the support member 2.
この構成によると、抵抗線３に絶縁覆膜付きのものを用
いたので、絶縁距離を考えずに密着巻回ができ、高密度
に巻回できて小型で高容量となる。According to this configuration, since the resistance wire 3 is coated with an insulating film, it can be tightly wound without considering the insulation distance, and can be wound with high density, resulting in a small size and high capacity.
また、小型化されるため、風路抵抗が小となり、省エネ
設計に役立つとともに、設計の自由度が広がる。さらに
、小型で高密度であることから発熱する箇所が集中して
おり、そのため温度過昇防止器を付設する場合に温度過
昇防止器の応答性が良い。支持部材２はフレキシブルな
ものであるため、風路内設計に応じて自在な形状とでき
る０例えば第３図（Ａ）、（Ｂ）に示すように、Ｕ字状
やリング状等、自由な形状に湾曲させたり、屈曲させた
りすることができる。In addition, since it is miniaturized, the wind path resistance is reduced, which is useful for energy-saving design and increases the degree of freedom in design. Furthermore, since it is small and has a high density, the heat generating parts are concentrated, and therefore, when an overtemperature preventer is attached, the response of the overheat preventer is good. Since the support member 2 is flexible, it can be shaped into any shape according to the internal design of the air passage.For example, as shown in FIGS. It can be curved or bent into shapes.
第４図は他の実施例を示す。この例は、支持部材２の外
径を、抵抗線３の巻径（内径）の７０〜８０％程度の径
としたものである。抵抗線３は、両端のかしめ端子４に
よる固定部分以外は支持部材２に対して自由にしである
。FIG. 4 shows another embodiment. In this example, the outer diameter of the support member 2 is about 70 to 80% of the winding diameter (inner diameter) of the resistance wire 3. The resistance wire 3 is free with respect to the support member 2 except for the portions fixed by the caulking terminals 4 at both ends.
この構成の場合、抵抗線３の各局の巻線部分が熱膨張に
より互いに圧迫することを防止できる。In the case of this configuration, it is possible to prevent the winding portions of each station of the resistance wire 3 from pressing against each other due to thermal expansion.
すなわち、第１図の実施例のように抵抗線３を支持部材
２に固定状態に密巻きした場合、通電４ｆｉや抵抗線３
の抵抗値が低（低容量の場合は問題はないが、高容量で
線温度が３００°Ｃ以上になるような場合は、線膨張に
より隣合う巻線部分が互いに圧迫する。そのため絶縁覆
膜が破壊し、局部短絡により抵抗値が小さくなることが
ある。この実施例のように支持部材２を細くした場合は
、このような問題が無くなる。その他の構成効果は、第
１の実施例と同様である。That is, when the resistance wire 3 is tightly wound around the support member 2 in a fixed state as in the embodiment shown in FIG.
There is no problem if the resistance value of the wire is low (low capacitance), but if the wire temperature is high and the wire temperature exceeds 300°C, the adjacent winding parts press against each other due to linear expansion. may be destroyed and the resistance value may be reduced due to a local short circuit.If the support member 2 is made thin as in this embodiment, such problems will be eliminated.Other structural effects are the same as in the first embodiment. The same is true.
第５図はさらに他の実施例を示す。この例は、ある幅を
もった薄板状のリード板５′を第１図の実施例のリード
線５の代わりに用いたものである。FIG. 5 shows yet another embodiment. In this example, a thin lead plate 5' having a certain width is used in place of the lead wire 5 of the embodiment shown in FIG.
このように、リード線の代わりに板材であるリード板５
′を用いた場合、ヘアードライヤのような落下強度を必
要とする製品に組込んだ場合に、幅方向の剛性が高いこ
とから衝撃過重に絶えることができる。その他の構成効
果は、第１の実施例と同様である。In this way, the lead plate 5 which is a plate material instead of the lead wire
When used in a product that requires drop strength, such as a hair dryer, it can withstand impact loads due to its high rigidity in the width direction. Other structural effects are the same as in the first embodiment.
第６図および第８図は、コイル状に巻回した絶縁覆膜付
きの抵抗線３の両端をリード線５にスポット溶接により
接合し、その外側の全周に耐熱性および放熱性を有する
絶縁材をモールドし、この絶縁材で支持部材６を形成し
たものである。6 and 8 show that both ends of a coiled resistance wire 3 with an insulating coating are joined to a lead wire 5 by spot welding, and that the entire outer circumference is insulated with heat resistance and heat dissipation properties. The supporting member 6 is formed by molding the insulating material.
このように構成した場合も、小型で高容量にすることが
できる。With this configuration as well, it is possible to achieve a small size and high capacity.
支持部材６は、第８図および第９図に示すように、抵抗
線３の片面のみに設けても良い。The support member 6 may be provided only on one side of the resistance wire 3, as shown in FIGS. 8 and 9.
第１Ｏ図はさらに他の実施例を示す。この例は、絶縁覆
膜付きの抵抗線３を隙間なく禍巻き状に平面的に巻回し
、その両端をリード線５に溶接し、これらの外側の全体
を耐熱性および放熱性を有する絶縁材でモールドし、支
持部材６′としたものである。FIG. 1O shows yet another embodiment. In this example, a resistance wire 3 with an insulating coating is wound flatly in a circular shape without any gaps, both ends of which are welded to a lead wire 5, and the entire outside is covered with an insulating material having heat resistance and heat dissipation properties. The support member 6' was formed by molding the support member 6'.
このように構成した場合、薄板状の分圧抵抗器とできる
。また、この場合も第１の実施例と同様に小型高容量化
が図れる。When configured in this way, it can be made into a thin plate-like voltage dividing resistor. Also, in this case, similar to the first embodiment, the device can be made smaller and have a higher capacity.
第１）図および第１２図はさらに他の実施例を示す。こ
の例は、支持部材７がフレキシブルな耐熱絶縁材の帯状
シートからなる。絶縁覆膜付きの抵抗線３は、各局の巻
線部分を支持部材７の表面に沿って一部重なり状態に順
次ずらせて配置し、耐熱接着剤で固定する。この場合、
抵抗線３は各局の巻線部分が８の字状となる。抵抗線８
は、ずらさずに８の字状に多数回巻き重ねた後、横へ崩
して平面的な巻線状態としても良い。このように抵抗線
３を固定した支持部材７を第１２図のように渦巻き状に
巻付け、耐熱接着剤により形状保持する。1) and FIG. 12 show still other embodiments. In this example, the support member 7 is made of a band-shaped sheet of flexible heat-resistant insulating material. The resistance wire 3 with an insulating coating is arranged so that the winding portion of each station is sequentially shifted along the surface of the support member 7 so as to partially overlap, and is fixed with a heat-resistant adhesive. in this case,
The winding portion of each station of the resistance wire 3 has a figure-8 shape. resistance wire 8
It is also possible to wind the wire many times in a figure 8 shape without shifting, and then fold it laterally to form a planar winding state. The support member 7 to which the resistance wire 3 is fixed in this way is wound spirally as shown in FIG. 12, and its shape is maintained with a heat-resistant adhesive.
この発明の送風機の分圧抵抗器は、抵抗線に絶縁覆膜付
きのものを用いたので、絶縁距離を考えずに密着巻回や
オーハーラソブした配列ができ、高密度に巻回できて小
型で高容量となる。また、小型化されるため、風路抵抗
が小となり、省エネ設計に役立つとともに、設計の自由
度が広がる。The voltage dividing resistor for the blower of this invention uses a resistor wire with an insulating film, so it can be wound closely or in an over-the-air arrangement without considering the insulation distance, and can be wound densely and compactly. High capacity. In addition, since it is miniaturized, the wind path resistance is reduced, which is useful for energy-saving design and increases the degree of freedom in design.
さらに、温度過昇防止器を付設する場合に、小型で高密
度であることから、発熱する箇所が集中しており、温度
過昇防止器の応答性が良いという効果がある。Furthermore, when an overtemperature preventer is attached, since it is small and high density, heat generating areas are concentrated, and the overheat preventer has an effect of good responsiveness.
第１図はこの発明の一実施例の破断正面図、第２図はそ
の■部分の拡大図、第３図（Ａ）、（Ｂ）は各々同じく
その湾曲して使用する状態の説明図、第４図はこの発明
の他の実施例の破断正面図、第５図はさらに他の実施例
の部分省略斜視図、第６図はさらにイｍの実施例の断面
図、第７図はその側面図、第８図はさらに他の実施例の
断面図、第９図はその側面図、第１Ｏ図はさらに他の実
施例の破断斜視図、第１）図はさらに他の実施例の展開
図、第１２図はその斜視図、第１３図は従来の分圧抵抗
器を用いた送風機部品の斜視図、第１４図はその分圧抵
抗器の正面図、第１５図は従来の他の送風機部品の斜視
図、第１６図はその分圧抵抗器の正面図である。
２・・・支持部材、３・・・抵抗線、５・・・リード線
、５′・・・リード板、６．７・・・支持部材第２図
第。、！ｌ 第７図
第８図 第９図
す
第１）図 第１２図Fig. 1 is a cutaway front view of an embodiment of the present invention, Fig. 2 is an enlarged view of the part ◯, Figs. FIG. 4 is a cutaway front view of another embodiment of the present invention, FIG. 5 is a partially omitted perspective view of still another embodiment, FIG. 6 is a sectional view of another embodiment, and FIG. A side view, FIG. 8 is a sectional view of still another embodiment, FIG. 9 is a side view thereof, FIG. 1O is a cutaway perspective view of still another embodiment, and FIG. Figure 12 is a perspective view of the same, Figure 13 is a perspective view of a blower component using a conventional voltage dividing resistor, Figure 14 is a front view of the voltage dividing resistor, and Figure 15 is a conventional FIG. 16 is a perspective view of the blower component and a front view of its voltage dividing resistor. 2...Supporting member, 3...Resistance wire, 5...Lead wire, 5'...Lead plate, 6.7...Supporting member Fig. 2. ,! l Figure 7 Figure 8 Figure 9 Figure 1) Figure 12
Claims (7)
らなる支持部材を前記抵抗線に添えて設けた送風機の分
圧抵抗器。(1) A voltage dividing resistor for an air blower, in which a resistance wire with an insulating coating is wound around the resistance wire, and a support member made of a heat-resistant insulating material is attached to the resistance wire.
として用いてその外周に抵抗線を巻回した特許請求の範
囲第（１）項記載の送風機の分圧抵抗器。(2) A voltage dividing resistor for a blower according to claim (1), wherein the support member is made of ceramic, and a resistance wire is wound around the outer circumference of the support member using the support member as a core material.
ある特許請求の範囲第（２）項記載の送風機の分圧抵抗
器。(3) A voltage dividing resistor for a blower according to claim (2), wherein the support member is made of flexible ceramic.
ものである特許請求の範囲第（１）項記載の送風機の分
圧抵抗器。(4) A voltage dividing resistor for a blower according to claim (1), wherein the support member is formed by molding the outer periphery of a wound resistance wire.
を前記支持部材の片面に沿って一部重なり状態に順次ず
らせて巻回した特許請求の範囲第（１）項記載の送風機
の分圧抵抗器。(5) The support member is plate-shaped, and the resistance wire is wound along one side of the support member with the winding portion of each circumference sequentially shifted in a partially overlapping state. Blower voltage divider resistor.
る特許請求の範囲第（１）項記載の送風機の分圧抵抗器
。(6) A voltage dividing resistor for a blower according to claim (1), wherein the support member movably supports a resistance wire.
１）項記載の送風機の分圧抵抗器。(7) Claim No. (7) where the lead plate is connected to the resistance wire
Voltage dividing resistor for the blower described in item 1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP33289087A JPH01168001A (en) | 1987-12-23 | 1987-12-23 | Voltage dividing resistor for blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP33289087A JPH01168001A (en) | 1987-12-23 | 1987-12-23 | Voltage dividing resistor for blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01168001A true JPH01168001A (en) | 1989-07-03 |
Family
ID=18259945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP33289087A Pending JPH01168001A (en) | 1987-12-23 | 1987-12-23 | Voltage dividing resistor for blower |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01168001A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS516452B1 (en) * | 1974-07-11 | 1976-02-27 | ||
| JPS585301B2 (en) * | 1978-05-30 | 1983-01-29 | ワイケイケイ株式会社 | Beam liquid processing equipment |
| JPS6267801A (en) * | 1985-09-20 | 1987-03-27 | 株式会社日立製作所 | Both-end lead type wire-wound resistor |
-
1987
- 1987-12-23 JP JP33289087A patent/JPH01168001A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS516452B1 (en) * | 1974-07-11 | 1976-02-27 | ||
| JPS585301B2 (en) * | 1978-05-30 | 1983-01-29 | ワイケイケイ株式会社 | Beam liquid processing equipment |
| JPS6267801A (en) * | 1985-09-20 | 1987-03-27 | 株式会社日立製作所 | Both-end lead type wire-wound resistor |
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