JPH04185906A - Coiled spring for connection - Google Patents
Coiled spring for connectionInfo
- Publication number
- JPH04185906A JPH04185906A JP31237290A JP31237290A JPH04185906A JP H04185906 A JPH04185906 A JP H04185906A JP 31237290 A JP31237290 A JP 31237290A JP 31237290 A JP31237290 A JP 31237290A JP H04185906 A JPH04185906 A JP H04185906A
- Authority
- JP
- Japan
- Prior art keywords
- spring
- fastening
- straight
- seat
- fastened
- 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
- 239000000463 material Substances 0.000 claims description 2
- 238000005452 bending Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Landscapes
- Clamps And Clips (AREA)
- Insertion Pins And Rivets (AREA)
- Springs (AREA)
Abstract
Description
【発明の詳細な説明】
〔概 要〕
各種部品の結合に使用される締結用コイルばねに関し、
締結部材と被締結部材を簡単且つ、安価に結合すること
を目的とし、
一定ピッチでコイル状に券回したばね部の一端側に成形
した密着巻の座部と、他端側を反転させて把手部を設け
るとともに該ばね部の内部を斜めに伸張したストレート
部と、当該ストレート部の先端を折曲した係止部とを弾
性の優れた線材より形成する。[Detailed Description of the Invention] [Summary] Regarding a fastening coil spring used for joining various parts, the purpose of this is to connect a fastening member and a fastened member easily and inexpensively, and the spring is coiled at a constant pitch. A tightly wound seat formed on one end of the rolled spring part, a straight part formed by inverting the other end to provide a handle part and extending diagonally inside the spring part, and a straight part formed at the tip of the straight part. The bent locking portion is made of a wire rod with excellent elasticity.
本発明は、各種部品の結合に使用される締結用コイルば
ねに関する。The present invention relates to a fastening coil spring used to connect various parts.
最近、各種電子機器においては実装部品２例えば冷却用
ファンにおいてはフィンガーガードの取り付け、或いは
外筺には薄板部品１例えばカバー。Recently, in various electronic devices, mounting parts 2 such as finger guards are attached to cooling fans, or thin plate parts 1 such as covers are attached to outer casings.
蓋、金具等が装着されてこれらの取り付けには数多くの
ボルトが使用されている。また、外筐においては電波シ
ールド対策としてシールド部材と外筺との接触を確実に
行うために、シールド部材の締結強度と無関係にボルト
の締結ピッチを小さくしている。そのため締結コストの
低減を図れる締結部材と被締結部材を簡単に結合するこ
とができる締結用コイルばねが要求されている。The lid, metal fittings, etc. are attached, and many bolts are used to attach them. In addition, in the outer casing, in order to ensure the contact between the shield member and the outer casing as a measure against radio wave shielding, the fastening pitch of the bolts is made small regardless of the fastening strength of the shield member. Therefore, there is a need for a fastening coil spring that can easily connect a fastening member and a member to be fastened, which can reduce fastening costs.
従来広く使用されている部品の結合方法は、第４図（ａ
）に示すように被締結部材２“に締結部材１を載置して
それぞれの雌ねじ孔２゛−１と締結孔１−１との位置合
わせを行った後に、この締結部材１の締結孔１−１より
被締結部材２゛の雌ねし孔２“−１に小ねじ３の雄ねじ
部を螺入して締め付けることにより締結部材１と被締結
部材２゛を結合している。A method of joining parts that has been widely used in the past is shown in Figure 4 (a).
) As shown in FIG. The fastening member 1 and the fastening member 2' are connected by inserting the external threaded portion of the small screw 3 into the female threaded hole 2''-1 of the fastening member 2'' from -1 and tightening.
また、第４図（ｂ）に示すように締結部材１の締結孔１
−１と被締結部材２の締着孔２−１に小ねし３を挿通さ
せ、小ねじ３の雄ねし部にナツト４を螺嵌して締め付け
ることにより締結部材１と被締結部材２が結合されてい
る。Further, as shown in FIG. 4(b), the fastening hole 1 of the fastening member 1
The fastening member 1 and the fastened member 2 are inserted by inserting a small screw 3 into the fastening hole 2-1 of the fastening member 1 and the fastened member 2, and screwing the nut 4 into the male screw portion of the small screw 3 and tightening the screw. are combined.
以上説明した第４図（ａ）に示す被締結部材２゛の雌ね
じ孔２°−１に小ねじ３を螺入する従来の結合方法にお
いて問題となるのは、被締結部材２′に穿設する雌ねじ
孔２゛−１の螺刻と、その雌ねじ孔２”−１に小ねじ３
の螺入・締め付けの作業が必要になる。The problem with the conventional coupling method of inserting the machine screw 3 into the female threaded hole 2°-1 of the fastened member 2′ as shown in FIG. Insert a small screw 3 into the female threaded hole 2''-1.
Screwing and tightening work is required.
また、第４図（ｂ）に示す小ねし３とナンド４で螺締め
付ける方法では、小ねじ３の雄ねじ部にナツト４を螺嵌
して締め付ける作業とナンド４分のコストが高騰すると
いう問題が生じている。In addition, in the method of screw tightening using a small screw 3 and a nut 4 as shown in FIG. is occurring.
本発明は上記のような問題点に鑑み、締結部材と被締結
部材を簡単且つ、安価に結合することができる新しい締
結用コイルばねの提供を目的とする。In view of the above-mentioned problems, the present invention aims to provide a new fastening coil spring that can easily and inexpensively connect a fastening member and a fastened member.
本発明は、第１図に示すように一定ピッチでコイル状に
券回したばね部１３−２の一端側に密着巻の座部１３−
１と、他端側を反転させて把手部１３−３を設けるとと
もに該ばね部工３−２の内部を斜めに伸張したストレー
ト部１３−４と、当該ストレート部１３−４の先端を直
角に折曲した係止部１３−５とを弾性の優れた線材より
形成する。As shown in FIG. 1, the present invention provides a seat portion 13-2 which is tightly wound on one end side of a spring portion 13-2 which is wound in a coil shape at a constant pitch.
1, a straight part 13-4 which is provided with a handle part 13-3 by inverting the other end and extending diagonally inside the spring part 3-2, and a straight part 13-4 with the tip of the straight part 13-4 at a right angle. The bent locking portion 13-5 is formed from a wire with excellent elasticity.
本発明では、第２図（ａ）に示すように締結部材１を押
圧する座部１３−１と係止部１３−５をコイル状のばね
部１３−２を介して弾性の優れた一本の線材より形成さ
れているから、把手部１３−３を握ってばね部１３−２
を締着孔２−１と略同心にして座部１３−１を締結部材
１に当接させ、第２図（ｂ）に示す如くストレート部１
３−４が中心線Ａと略平行となるようにばね部１３−２
を撓ませて垂直方向に押圧する。そして、第２図（Ｃ）
に示すようにストレート部１３−４先端の係止部１３−
５を締結孔１−１と締着孔２−１を挿通させて被締結部
材２の裏面より突出させた後、第２図（ｄ）に示す如く
ストレート部１３−４を傾斜させて係止部１３〜５の先
端を被締結部材２の裏面に係止させ、その後に把手部１
３−３の押圧力を排除することにより前記ばね部１３−
２の復旧弾性で被締結部材２と締結部材１が結合される
から、締結強度を要しない部分における締結部材１と被
締結部材２を簡単に結合することが可能となる。In the present invention, as shown in FIG. 2(a), the seat part 13-1 that presses the fastening member 1 and the locking part 13-5 are connected to each other using a coiled spring part 13-2 that has excellent elasticity. Since it is formed from a wire rod of
is substantially concentric with the fastening hole 2-1, and the seat portion 13-1 is brought into contact with the fastening member 1, and the straight portion 1 is brought into contact with the fastening member 1 as shown in FIG. 2(b).
Spring portion 13-2 so that 3-4 is approximately parallel to center line A.
flex and press in the vertical direction. And Figure 2 (C)
As shown in FIG.
5 is inserted through the fastening hole 1-1 and the fastening hole 2-1 to protrude from the back surface of the fastened member 2, and then the straight part 13-4 is tilted and locked as shown in FIG. 2(d). The tips of the parts 13 to 5 are engaged with the back surface of the member to be fastened 2, and then the handle part 1 is
By eliminating the pressing force of 3-3, the spring portion 13-
Since the member to be fastened 2 and the member to be fastened 1 are coupled with the restoration elasticity of 2, it becomes possible to easily join the member to be fastened to the member 1 to be fastened in a portion where fastening strength is not required.
以下第１図および第３図について本発明の詳細な説明す
る。The present invention will be described in detail below with reference to FIGS. 1 and 3.
第１図は本発明の一実施例による締結用コイルばねを示
す図、第２図は本締結用コイルばねによる締結方法を示
す断面図、第３図はファンのフィンガーガード締結例を
示す断面図を示し、図中において、第４図と同一部材に
は同一記号が付しであるが、その他の１３は本発明の締
結用コイルばねである。Fig. 1 is a diagram showing a fastening coil spring according to an embodiment of the present invention, Fig. 2 is a sectional view showing a fastening method using the present fastening coil spring, and Fig. 3 is a sectional view showing an example of fastening a fan finger guard. In the figure, the same members as in FIG. 4 are given the same symbols, and the remaining 13 are coil springs for fastening according to the present invention.
締結用コイルばね１３は、第１図（ａ）に示すように弾
性の優れた線材３例えばピアノ線（ＪＩＳ Ｇ ３５２
２参照）より、一定ピツチで２〜３ターンの円筒コイル
状に券回したばね部１３−２と、その一端側に円形に密
着巻きして締結部材の表面に当接させる座部１３−１と
を成形して、前記ばね部１３−２の他端側を伸張反転さ
せて把手部１３−３を設けるとともに、第１図（ロ）に
示す中心線Ａを含む平面で第１図（ａ）に示すように当
該ばね部１３−２の内部で中心線Ａと微小角度で交わる
ストレート部１３−４を形成し、当該ストレード部１３
−４の上記座部１３−１近辺で直角に折曲して先端を上
記ばね部１３−２内となるように切断した係止部１３−
５を設け、必要により防錆処理２例えば四三酸化鉄の黒
色被膜をつくる所謂黒染め処理を施している。The fastening coil spring 13 is made of a wire material 3 having excellent elasticity, such as piano wire (JIS G 352
2), a spring part 13-2 is wound into a cylindrical coil shape with 2 to 3 turns at a constant pitch, and a seat part 13-1 is tightly wound in a circular shape around one end of the spring part 13-1 and comes into contact with the surface of the fastening member. The other end of the spring part 13-2 is stretched and reversed to form a handle part 13-3, and the handle part 13-3 is formed by molding the other end of the spring part 13-2. ), a straight portion 13-4 intersecting the center line A at a small angle is formed inside the spring portion 13-2, and a straight portion 13-4 is formed inside the spring portion 13-2.
The locking part 13- is bent at right angles near the seat part 13-1 of -4 and cut so that the tip is inside the spring part 13-2.
5, and if necessary, a rust prevention treatment 2, such as a so-called black dyeing treatment to form a black film of triiron tetroxide, is applied.
この締結用コイルばねを使用した締結方法は、第２図（
ａ）に示すように被締結部材２に締結部材１を載１して
それぞれの締着孔２−１と締結孔１−１との位置合わせ
を行い、この締結部材１の締結孔１−１とばね部１３−
２が略同心となるように締結用コイルばね１３の把手部
１３−３を握って座部１３−１を締結部材１に当接させ
、続いて第２図（ｂ）に示す如く締結用コイルばね１３
のストレート部１３−４が中心線Ａと略平行となるよう
にばね部１３−２を撓ませる。The fastening method using this fastening coil spring is shown in Figure 2 (
As shown in a), the fastening member 1 is placed on the member to be fastened 2, the respective fastening holes 2-1 and the fastening holes 1-1 are aligned, and the fastening holes 1-1 of the fastening member 1 are aligned. and spring part 13-
Grip the handle part 13-3 of the fastening coil spring 13 so that the coil springs 2 and 2 are substantially concentric, and bring the seat part 13-1 into contact with the fastening member 1. Then, as shown in FIG. spring 13
The spring portion 13-2 is bent so that the straight portion 13-4 is substantially parallel to the center line A.
その状態で把手部１３−３を垂直方向に押圧して、第２
図（Ｃ）に示すようにストレート部１３−４の先端に設
けた係止部１３−５を、前記位置合わせを行った締結孔
１−１と締着孔２−１を挿通させて被締結部材２の裏面
より突出させ、第２図（ｄｌに示す如くストレート部１
３−４が復旧状態と同一角度となるように把手部１３−
３を傾斜させて、係止部１３−５の先端を被締結部材２
の裏面に係止させた後に把手部１３−３の押圧力を排除
している。In this state, press the handle part 13-3 in the vertical direction and
As shown in FIG. The straight part 1 is made to protrude from the back surface of the member 2, as shown in Fig. 2 (dl).
Adjust the handle part 13- so that 3-4 is at the same angle as in the restored state.
3 and tilt the tip of the locking part 13-5 to the member to be fastened 2.
The pressing force of the handle part 13-3 is removed after the handle part 13-3 is engaged with the back surface of the handle part 13-3.
その結果、ばね部１３−２の復旧弾性で被締結部材２と
締結部材１が結合されるので、締結強度を要しない部分
における締結部材１と被締結部材２を簡単且つ、安価に
結合することができる。As a result, the fastening member 2 and the fastening member 1 are connected by the restoring elasticity of the spring portion 13-2, so that the fastening member 1 and the fastening member 2 can be easily and inexpensively connected in a portion where fastening strength is not required. I can do it.
また、例えばフィンガーガードをファンに締結する方法
としては、第３図（ａ）に示すようにファン２２の冷却
風吹き出し口にフィンガーガード２１を当接させ、その
ファン２２およびフィンガーガード２１のそれぞれ対角
の所を、第２図（ａ）〜（ｄ）に示す要領で上記フィン
ガーガード２１の締結孔２１−１とファン２２の締着孔
２２−１を挿通させて当該ファン２２の内面に係止する
と、第３図（ｂ）に示すようにそのばね部１３−２の復
旧弾性でフィンガーガードとファンを座部１３−１と係
止部１３−５を挟持することにより締結している。For example, as a method of fastening the finger guard to the fan, the finger guard 21 is brought into contact with the cooling air outlet of the fan 22, as shown in FIG. The corner is inserted into the fastening hole 21-1 of the finger guard 21 and the fastening hole 22-1 of the fan 22 as shown in FIGS. 2(a) to 2(d) to engage the inner surface of the fan 22. When the fan is stopped, the restoring elasticity of the spring portion 13-2 connects the finger guard and the fan by sandwiching the seat portion 13-1 and the locking portion 13-5, as shown in FIG. 3(b).
以上、図示実施例に基づき説明したが、本発明は上記実
施例の態様のみに限定されるものでなく、例えば座部１
３−１とばね部１３−２の形状を三角筒或いは正方形筒
等の多角筒に形成しても良く、円筒状に限定しなくても
良い。Although the present invention has been described above based on the illustrated embodiments, the present invention is not limited to only the aspects of the above embodiments.
3-1 and the spring portion 13-2 may be formed into a polygonal cylinder such as a triangular cylinder or a square cylinder, and do not need to be limited to a cylindrical shape.
以上の説明から明らかなように本発明によれば極めて簡
単な構成で、締結部材と被締結部材の結合が容易になる
等の利点があり、著しい経済的及び、信顛性向上の効果
が期待できる締結用コイルばねを提供することができる
。As is clear from the above description, the present invention has an extremely simple configuration and has advantages such as easy connection of a fastening member and a fastened member, and is expected to have significant economical and reliability-improving effects. It is possible to provide a fastening coil spring that can be used.
第１図は本発明の一実施例による締結用コイルばねを示
す図、
第２図は本締結用コイルばねによる締結方法を示す断面
図、
第３図はファンのフィンガーガード締結例を示す断面図
、
第４図は従来の締結方法を示す模式図である。
図において、
１は締結部材、
１−１．２１−１は締結孔、
２は被締結部材、
２−１．２２−１は締着孔、
１３は締結用コイルばね、
１３−１は座部、 １３−２はばね部、１３−
３は把手部、 １３−４はストレート部、１３
−５は係止部、
Ａは中心線、
２１はフィンガーガード、
２２はファン、
を示す。
（Ｃン
ｔｃｐ （ｂ）−穴ガ←ケ
ＩＩ−Ｊ ３１’ｒｊ五用コイル１１”ｎホモ第１図
（０）（ｂ）
（Ｃ）ｔｄ ）Fig. 1 is a diagram showing a fastening coil spring according to an embodiment of the present invention, Fig. 2 is a sectional view showing a fastening method using the present fastening coil spring, and Fig. 3 is a sectional view showing an example of fastening a fan finger guard. , FIG. 4 is a schematic diagram showing a conventional fastening method. In the figure, 1 is a fastening member, 1-1.21-1 is a fastening hole, 2 is a member to be fastened, 2-1.22-1 is a fastening hole, 13 is a coil spring for fastening, and 13-1 is a seat. , 13-2 is a spring part, 13-
3 is the handle part, 13-4 is the straight part, 13
-5 is a locking part, A is a center line, 21 is a finger guard, and 22 is a fan. (Cntcp (b)-holega←keII-J 31'rj 5th coil 11"n homo Fig. 1 (0) (b) (C) td)
Claims (1)
一端側に成形した密着巻の座部（１３−１）と、他端側
を反転させて把手部（１３−３）を設けるとともに該ば
ね部（１３−２）の内部を斜めに伸張したストレート部
（１３−４）と、 当該ストレート部（１３−４）の先端を折曲した係止部
（１３−５）とを弾性の優れた線材より形成したことを
特徴とする締結用コイルばね。[Claims] A tightly wound seat part (13-1) formed on one end side of a spring part (13-2) wound in a coil shape at a constant pitch, and a handle part (13-1) formed by inverting the other end side. 13-3), a straight part (13-4) that extends diagonally inside the spring part (13-2), and a locking part (13-4) that is bent at the tip of the straight part (13-4). -5) A fastening coil spring characterized in that it is made of a wire material with excellent elasticity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP31237290A JPH04185906A (en) | 1990-11-16 | 1990-11-16 | Coiled spring for connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP31237290A JPH04185906A (en) | 1990-11-16 | 1990-11-16 | Coiled spring for connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH04185906A true JPH04185906A (en) | 1992-07-02 |
Family
ID=18028466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP31237290A Pending JPH04185906A (en) | 1990-11-16 | 1990-11-16 | Coiled spring for connection |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04185906A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11210714A (en) * | 1998-01-20 | 1999-08-03 | Kato Spring Works Co Ltd | Fixing device |
-
1990
- 1990-11-16 JP JP31237290A patent/JPH04185906A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11210714A (en) * | 1998-01-20 | 1999-08-03 | Kato Spring Works Co Ltd | Fixing device |
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