JPH0740531B2 - Plunger solenoid - Google Patents
Plunger solenoidInfo
- Publication number
- JPH0740531B2 JPH0740531B2 JP59258010A JP25801084A JPH0740531B2 JP H0740531 B2 JPH0740531 B2 JP H0740531B2 JP 59258010 A JP59258010 A JP 59258010A JP 25801084 A JP25801084 A JP 25801084A JP H0740531 B2 JPH0740531 B2 JP H0740531B2
- Authority
- JP
- Japan
- Prior art keywords
- iron core
- bobbin
- frame
- movable iron
- fixed iron
- 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 - Lifetime
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 39
- 230000000694 effects Effects 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/16—Rectilinearly-movable armatures
- H01F7/1607—Armatures entering the winding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/081—Magnetic constructions
- H01F2007/083—External yoke surrounding the coil bobbin, e.g. made of bent magnetic sheet
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnets (AREA)
Description
【発明の詳細な説明】 産業上の利用分野 本考案はプランジャ形ソレノイドの構造に関するもので
ある。The present invention relates to the structure of a plunger solenoid.
従来の技術 近年、テープレコーダ，ビデオテープレコーダ，カメラ
等，民生機器においては、小型化，操作の簡便さが要求
され、電子制御化が急速に進行している。2. Description of the Related Art In recent years, consumer devices such as tape recorders, video tape recorders, and cameras are required to be compact and easy to operate, and electronic control is rapidly progressing.
電子制御のための、電気機械変換のために、プランジャ
形ソレノイドが多く使われてきた。Plunger type solenoids have been widely used for electromechanical conversion for electronic control.
以下図面を参照しながら、上述した従来のプランジャ形
ソレノイドの一例について説明する。第２図（ア），
（イ）は、従来のプランジャ形ソレノイドの正面図と側
断面図であり、第３図はその外観図を示すものである。An example of the above-mentioned conventional plunger type solenoid will be described below with reference to the drawings. Figure 2 (a),
(A) is a front view and a side sectional view of a conventional plunger type solenoid, and FIG. 3 is an external view thereof.
１は本体フレームで、２は前面フレーム、３はボビン、
４は可動鉄芯、５は固定鉄芯である。ボビン３はコイル
６を巻線するために面端にフランジ部3a,3bが設けら
れ、中央部には可動鉄芯４、固定鉄芯５のガイド用開孔
がある。1 is a main body frame, 2 is a front frame, 3 is a bobbin,
4 is a movable iron core, and 5 is a fixed iron core. The bobbin 3 is provided with flange portions 3a and 3b at the end of the surface for winding the coil 6, and has guide holes for the movable iron core 4 and the fixed iron core 5 in the central portion.
次に組立手順を述べる。まず、Ｕ字形フレーム１の端面
1aのほぼ中央部の開孔に、固定鉄芯５のめ部5aを挿入
し、める。次に端子片７が取り付けられ、コイル６が
巻かれたボビン３の開孔を、上記固定鉄芯５に挿入、位
置決めさせ、次に前面フレーム２をボビン３の可動鉄芯
側端面に設けられたリング3cに挿入、位置決めさせる。Next, the assembly procedure will be described. First, the end face of the U-shaped frame 1
Insert the fitting portion 5a of the fixed iron core 5 into the opening in the substantially central portion of 1a and fit. Next, the terminal piece 7 is attached, the opening of the bobbin 3 around which the coil 6 is wound is inserted into the fixed iron core 5 and positioned, and then the front frame 2 is provided on the end surface of the bobbin 3 on the movable iron core side. Insert it into the ring 3c and position it.
前面フレーム２は、本体フレーム１の開放端にＡ〜Ｄ部
をめることにより、組立てられている。また、通電、
吸引時に可動鉄芯４と固定鉄芯５の端面が直接接触する
と、通電を止めた場合にも、それぞれの鉄芯の残留磁気
によって、吸着したままとなり、本体機器の誤動作が発
生するため、可動鉄芯４をＥ方向に復帰用ばね（図示せ
ず）で、付勢させておいたり、吸引時でも、可動鉄芯４
と固定鉄芯５の間に空隙ΔＳを設けるため、第４図に示
すように、本体機器の作動レバー８に突片8aを設け、吸
引時に、前記突片8aが前面フレーム２に当たるように構
成していた。The front frame 2 is assembled by inserting the parts A to D at the open end of the main body frame 1. Also, energizing,
If the end faces of the movable iron core 4 and the fixed iron core 5 come into direct contact with each other during attraction, even if the energization is stopped, the residual magnetism of the respective iron cores causes them to remain adsorbed, causing malfunction of the main device. Even if the movable iron core 4 is urged by the return spring (not shown) in the E direction or is attracted,
In order to provide a gap ΔS between the fixed iron core 5 and the fixed iron core 5, as shown in FIG. 4, a projecting piece 8a is provided on the operating lever 8 of the main body device, and the projecting piece 8a hits the front frame 2 during suction. Was.
発明が解決しようとする問題点 しかしながら、上記のような構成では、可動鉄芯4,固定
鉄芯5,フレーム1,前面フレーム２及び作動レバー８の寸
法誤差や、タワミの大小によって、空隙ΔＳが決まるた
め、部品精度を高めるためにコストが上がったり、空隙
ΔＳ量を当初から大きく設定して誤差分を吸収させよう
とするために、ソレノイドの吸引量が減少していた。Problems to be Solved by the Invention However, in the above-described configuration, the gap ΔS is reduced due to the dimensional error of the movable iron core 4, the fixed iron core 5, the frame 1, the front frame 2 and the operating lever 8 and the size of the deflection. Therefore, the cost is increased in order to improve the precision of the parts, or the amount of suction of the solenoid is reduced in order to absorb the error by setting the amount of the gap ΔS large from the beginning.
また、作動レバー８に突片8aを設けなければならないた
めに、組立てが難しくなったりしていた。Further, since the operating lever 8 must be provided with the protruding piece 8a, the assembly is difficult.
本発明は、上記問題点に鑑み、可動鉄芯と固定鉄芯の間
に、簡単な構成で空隙をバラツキなく設けるに適したプ
ランジャ形ソレノイドを提供するものである。In view of the above problems, the present invention provides a plunger type solenoid suitable for providing a gap between a movable iron core and a fixed iron core with a simple structure and without variations.
問題点を解決するための手段 上記問題点を解決するために、本発明のプランジャ形ソ
レノイドは、合成樹脂製ボビンの孔内に一体のリブを設
け、通電され吸引力が働いても、可動鉄芯と固定鉄芯の
間に一定のエアギャップを発生させようとするものであ
る。Means for Solving the Problems In order to solve the above problems, the plunger type solenoid of the present invention has a movable iron member provided with an integral rib inside the hole of a synthetic resin bobbin, even when energized and a suction force is exerted. It is intended to generate a constant air gap between the core and the fixed iron core.
作用 本発明は、上記した構成によって、ソレノイド内部で確
実に一定のエアギャップを設けることが出来るため、本
体機器設計時に、残留磁気対策が不要となり、本体機器
の構成が簡素化できる。Effect According to the present invention, since a certain air gap can be surely provided inside the solenoid with the above-described configuration, no countermeasure against residual magnetism is required when designing the main body device, and the configuration of the main body device can be simplified.
実施例 以下本発明の一実施例のプランジャ形ソレノイドについ
て、図面を参照しながら説明する。Embodiment A plunger type solenoid according to an embodiment of the present invention will be described below with reference to the drawings.
第１図（ア），（イ）は、本発明の第１の実施例におけ
るプランジャ形ソレノイドの正面図と側断面図を示すも
のである。1 (A) and 1 (A) are a front view and a side sectional view of a plunger type solenoid according to a first embodiment of the present invention.
第１図において、11はコの字フレーム、12は前面フレー
ム、13はボビン、14は可動鉄芯、15は固定鉄芯である。
端子片17が取り付けられ、コイル16が巻かれたボビン13
の開孔に固定鉄芯15を挿入し、次にボビン13のフランジ
部に設けた位置決め用突起13a,13bをフレーム１の位置
決め用孔に挿入する。前面フレーム12をボビン13の可動
鉄芯側端面に設けられたリング13cに挿入、位置決めさ
せる。前面フレーム２は、従来例と同じように、フレー
ムの端部にめられ、固定される。In FIG. 1, 11 is a U-shaped frame, 12 is a front frame, 13 is a bobbin, 14 is a movable iron core, and 15 is a fixed iron core.
Bobbin 13 with terminal piece 17 attached and coil 16 wound
Then, the fixed iron core 15 is inserted into the opening, and then the positioning protrusions 13a and 13b provided on the flange portion of the bobbin 13 are inserted into the positioning hole of the frame 1. The front frame 12 is inserted and positioned in a ring 13c provided on the end surface of the bobbin 13 on the movable iron core side. The front frame 2 is fitted and fixed to the end portion of the frame as in the conventional example.
以上のような実施例によれば、必要なΔＳのエアギャッ
プは、可動鉄芯14の凹部の深さと固定鉄芯15の突起15a
の高さと、リブ13dの厚みΔｔで決定されるため、精度
管理がしやすく、固定鉄芯はリブを設けたことによりリ
ブとフレーム間で挾持されるために、め作業が不要と
なった。According to the above-described embodiment, the required air gap of ΔS is determined by the depth of the concave portion of the movable iron core 14 and the protrusion 15a of the fixed iron core 15.
Since it is determined by the height of the rib and the thickness Δt of the rib 13d, accuracy control is easy, and since the fixed iron core is sandwiched between the rib and the frame by providing the rib, no fitting work is required.
発明の効果 以上のように本発明は、ボビンの孔内にリブを設けるこ
とにより、可動鉄芯と固定鉄芯の間に一定量のエアギャ
ップを設けたものであり、両鉄芯の残留磁気による弊害
をなくし、上記リブとフレームの間で固定鉄芯を挾持さ
せるようにしたことにより、め作業も不要となった。As described above, the present invention provides a certain amount of air gap between the movable iron core and the fixed iron core by providing the rib inside the hole of the bobbin. By eliminating the adverse effect caused by, and by sandwiching the fixed iron core between the rib and the frame, the fitting work is also unnecessary.
第１図（ア）は本発明の第１の実施例における正面図、
（イ）はその側断面図、第２図（ア）は従来例の正面
図、（イ）は側断面図、第３図は従来例の斜視図、第４
図は従来例のソレノイドの使用例を示す側断面図であ
る。 11……フレーム、13……ボビン、13d……リブ、14……
可動鉄芯、15……固定鉄芯。FIG. 1 (A) is a front view of the first embodiment of the present invention,
(A) is a side sectional view thereof, FIG. 2 (A) is a front view of a conventional example, (A) is a side sectional view, FIG. 3 is a perspective view of a conventional example, and FIG.
FIG. 1 is a side sectional view showing a usage example of a conventional solenoid. 11 …… frame, 13 …… bobbin, 13d …… rib, 14 ……
Movable iron core, 15 ... Fixed iron core.
───────────────────────────────────────────────────── フロントページの続き (72)発明者 中野 敏弘 大阪府門真市大字門真1006番地 松下電器 産業株式会社内 (56)参考文献 特開 昭52−115362（ＪＰ，Ａ) 実開 昭51−46058（ＪＰ，Ｕ) 実開 昭53−71763（ＪＰ，Ｕ) 実開 昭58−46414（ＪＰ，Ｕ) 実公 昭43−2206（ＪＰ，Ｙ１) ─────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Toshihiro Nakano 1006 Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd. (56) Reference JP-A-52-115362 (JP, A) (JP, U) Actual Open Sho 53-71763 (JP, U) Actual Open Sho 58-46414 (JP, U) Actual Open Sho 43-2206 (JP, Y1)
Claims (1)
するリブを一体的に設けたボビンと、このボビンの開孔
の一方より挿入される可動鉄芯と、他方より挿入される
固定鉄芯と、前記固定鉄芯を前記ボビンのリブとの間で
挟持するフレームと、前記ボビンの可動鉄芯側端面に挿
入されるとともに、前記フレームと固定され前記ボビン
外周を覆う前面フレームとを備え、 前記固定鉄芯と前記可動鉄芯のギャップを前記リブの厚
みによって決定するように構成したことを特徴とするプ
ランジャ形ソレノイド。1. A bobbin having a coil wound around the outer periphery and integrally provided with a rib projecting from the inner surface of the opening, a movable iron core inserted into one of the openings of the bobbin, and a movable iron core inserted from the other. A fixed iron core; a frame that holds the fixed iron core between the ribs of the bobbin; and a front frame that is fixed to the frame and covers the outer circumference of the bobbin while being inserted into the end face of the bobbin on the movable iron core side. A plunger solenoid, characterized in that the gap between the fixed iron core and the movable iron core is determined by the thickness of the rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59258010A JPH0740531B2 (en) | 1984-12-06 | 1984-12-06 | Plunger solenoid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59258010A JPH0740531B2 (en) | 1984-12-06 | 1984-12-06 | Plunger solenoid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61136205A JPS61136205A (en) | 1986-06-24 |
| JPH0740531B2 true JPH0740531B2 (en) | 1995-05-01 |
Family
ID=17314277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59258010A Expired - Lifetime JPH0740531B2 (en) | 1984-12-06 | 1984-12-06 | Plunger solenoid |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0740531B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH075081Y2 (en) * | 1988-07-18 | 1995-02-08 | 富士ゼロックス株式会社 | Drive device by solenoid |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS432206Y1 (en) * | 1965-07-26 | 1968-01-30 | ||
| JPS5146058U (en) * | 1974-10-03 | 1976-04-05 | ||
| JPS5653313U (en) * | 1979-09-29 | 1981-05-11 |
-
1984
- 1984-12-06 JP JP59258010A patent/JPH0740531B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61136205A (en) | 1986-06-24 |
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