JPH0714246B2 - Duct connection fittings - Google Patents
Duct connection fittingsInfo
- Publication number
- JPH0714246B2 JPH0714246B2 JP16233292A JP16233292A JPH0714246B2 JP H0714246 B2 JPH0714246 B2 JP H0714246B2 JP 16233292 A JP16233292 A JP 16233292A JP 16233292 A JP16233292 A JP 16233292A JP H0714246 B2 JPH0714246 B2 JP H0714246B2
- Authority
- JP
- Japan
- Prior art keywords
- metal fitting
- conductors
- rib
- duct
- pressing
- 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
- 239000002184 metal Substances 0.000 claims description 52
- 239000004020 conductor Substances 0.000 claims description 30
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Installation Of Bus-Bars (AREA)
Description
【０００１】[0001]
【産業上の利用分野】この発明は、ダクトの接続継手に
関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a duct connecting joint.
【０００２】[0002]
【従来の技術】従来のダクトの接続継手の一例として
は、図６に示すように、略水平なリブ５１を上端に設け
たＬ形金具５０と、押え金具５２と、押え金具５２の外
側に配置される加圧ばね５３と、Ｌ形金具５０と押え金
具５２と加圧ばね５３に貫通して取付けられるねじ５４
とを備えたものがあった。この接続継手は、図７ないし
図９に示すように接続する。すなわち、Ｌ形金具５０と
押え金具５２の間に、一対の導体５５，５５の端部を挟
んで、ねじ５４を締め付けることにより加圧ばね５３を
加圧して押え金具５２をＬ形金具５０に押し付けてい
た。2. Description of the Related Art As an example of a conventional duct connection joint, as shown in FIG. 6, an L-shaped metal fitting 50 having a substantially horizontal rib 51 at its upper end, a pressing metal fitting 52, and an outer peripheral surface of the pressing metal fitting 52 are provided. The pressure spring 53 to be arranged, the L-shaped metal fitting 50, the pressing metal fitting 52, and the screw 54 penetrating and attached to the pressure spring 53.
There was one with. This connection joint is connected as shown in FIGS. That is, by sandwiching the end portions of the pair of conductors 55, 55 between the L-shaped metal fitting 50 and the holding metal fitting 52, and tightening the screw 54, the pressure spring 53 is pressed to make the holding metal fitting 52 into the L-shaped metal fitting 50. I was pressing.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、上記の
接続継手では、導体５５の接続状態がリブ５１によって
隠れるため確認できないという問題点があった。したが
って、この発明の目的は、接続状態を確認できるダクト
の接続継手を提供することである。However, the above connection joint has a problem that the connection state of the conductor 55 cannot be confirmed because it is hidden by the rib 51. Therefore, an object of the present invention is to provide a connection joint for a duct, which connection state can be confirmed.
【０００４】[0004]
【課題を解決するための手段】この発明のダクトの接続
継手は、ダクトの導体を接続する接続継手であって、一
対の前記導体の上端を位置決めする略水平なリブを上端
に設けたＬ形金具と、一対の前記導体の端部を前記Ｌ形
金具とで挟む押え金具と、前記押え金具の外側に配置さ
れた加圧ばねと、前記Ｌ形金具と前記押え金具と前記加
圧ばねに貫通して取付けられ前記加圧ばねを加圧して前
記押え金具を前記Ｌ形金具に押し付けるねじとを備えた
ダクトの接続継手において、一対の前記導体の接続状態
が上方から見えるように、前記リブに切欠き部を設けた
ことを特徴とするものである。The duct connection joint of the present invention is a connection joint for connecting the conductors of a duct, and is an L-shape provided with a substantially horizontal rib for positioning the upper ends of the pair of conductors. A metal fitting, a holding metal fitting that sandwiches the ends of the pair of conductors with the L-shaped metal fitting, a pressure spring arranged outside the holding metal fitting, the L-shaped metal fitting, the holding metal fitting, and the pressure spring. In a connection joint of a duct, which is mounted so as to penetrate therethrough and presses the pressure spring to press the pressing metal member against the L-shaped metal member, the rib so that the connection state of the pair of conductors can be seen from above. It is characterized in that a notch is provided in the.
【０００５】[0005]
【作用】この発明の構成によれば、Ｌ形金具のリブに切
欠き部を設けたので、導体の接続状態を確認できる。ま
た、リブの切欠き部を除く残部は、従来通り導体および
押え金具等の位置決めとなる。According to the structure of the present invention, since the notch is provided in the rib of the L-shaped metal fitting, the connection state of the conductor can be confirmed. In addition, the remaining portion of the rib except the cutout portion is used for positioning the conductor, the holding metal fitting, and the like as in the conventional case.
【０００６】[0006]
【実施例】この発明の一実施例のダクトの接続継手を図
１ないし図５に基づいて説明する。１はバスダクトで、
内部に複数の導体２…が配設してある。複数の導体２…
はそれぞれ接続継手３…で接続される。この接続継手３
は、図２に示すように、切欠き部１５を有する略水平な
リブ４が上端に設けられ中央にねじ孔５が設けられたＬ
形金具６と、下端に略水平なリブ７が設けられ中央に孔
８が設けられた押え金具９と、押え金具９の外側に配置
され中央に孔１１が設けられた加圧ばね１２と、孔８，
１１に挿通されねじ孔５に螺合するねじ１３とを備えて
いる。上記加圧ばね１２と押え金具９の両端には、相互
に係合する係合部１４および被係合部１５がそれぞれ設
けてある。また、図３および図４に示すように、押え金
具９は、リブ４の切欠き部１５を除く残部４ａで位置決
めされてＬ形金具６の垂直片と対向するように配置さ
れ、このＬ形金具６とで導体２を挟み得る。この場合、
導体２がリブ４の上記残部４ａおよびリブ７で位置決め
されるようにＬ形金具６および押え金具９の各寸法が設
定される。また、接続状態において上方から導体２が見
えるように切欠き部１５を形成する。DESCRIPTION OF THE PREFERRED EMBODIMENTS A duct connection joint according to an embodiment of the present invention will be described with reference to FIGS. 1 is a bus duct,
A plurality of conductors 2 are arranged inside. Multiple conductors 2 ...
Are connected by connection joints 3 ... This connection joint 3
2, a substantially horizontal rib 4 having a notch 15 is provided at the upper end and a screw hole 5 is provided at the center.
A metal fitting 6, a holding metal fitting 9 having a substantially horizontal rib 7 at the lower end and a hole 8 in the center, a pressure spring 12 arranged outside the holding metal fitting 9 and having a hole 11 in the center, Hole 8,
The screw 13 is inserted through the screw 11 and is screwed into the screw hole 5. An engaging portion 14 and an engaged portion 15 that engage with each other are provided at both ends of the pressure spring 12 and the press fitting 9, respectively. Further, as shown in FIGS. 3 and 4, the holding metal fitting 9 is positioned by the remaining portion 4a of the rib 4 excluding the notch portion 15 and is arranged so as to face the vertical piece of the L-shaped metal fitting 6. The conductor 2 can be sandwiched with the metal fitting 6. in this case,
The dimensions of the L-shaped metal fitting 6 and the holding metal fitting 9 are set so that the conductor 2 is positioned by the remaining portion 4a of the rib 4 and the rib 7. Further, the cutout portion 15 is formed so that the conductor 2 can be seen from above in the connected state.
【０００７】つぎに、この接続継手３を使用して一対の
導体２，２を接続する手順について説明する。まず、図
５（ａ）に示すように、Ｌ形金具６を持って押え金具９
のリブ７を導体２の上端に当て、Ｌ形金具６を矢印の方
向に動かしてＬ形金具６と押え金具９の間を拡開する。
そして、図５（ｂ）に示すように、Ｌ形金具６と押え金
具９の間に形成された隙間から一対の導体２，２が入る
ように接続継手３を装着する。すなわち、一対の導体
２，２は、図３に示すように、ねじ１３の両側に配置さ
れ、かつその上下端がリブ４の上記残部４ａおよびリブ
７で位置決めされた状態でＬ形金具６と押え金具９の間
に介在する。この状態で、ねじ１３を締め付けることに
より、加圧ばね１２を加圧して押え金具９をＬ形金具６
に押し付けて導体２を接続する（図５（ｃ））。Next, a procedure for connecting the pair of conductors 2 and 2 using the connection joint 3 will be described. First, as shown in FIG. 5A, hold the L-shaped metal fitting 6 and press the metal fitting 9
The rib 7 is applied to the upper end of the conductor 2, and the L-shaped metal fitting 6 is moved in the direction of the arrow to widen the space between the L-shaped metal fitting 6 and the holding metal fitting 9.
Then, as shown in FIG. 5B, the connection joint 3 is mounted so that the pair of conductors 2 and 2 enters through the gap formed between the L-shaped metal fitting 6 and the holding metal fitting 9. That is, as shown in FIG. 3, the pair of conductors 2 and 2 are arranged on both sides of the screw 13, and the upper and lower ends thereof are positioned with the remaining portion 4a of the rib 4 and the rib 7 to form the L-shaped metal fitting 6. It is interposed between the press fittings 9. In this state, the screw 13 is tightened to pressurize the pressure spring 12 so that the holding metal fitting 9 is held by the L-shaped metal fitting 6.
And the conductor 2 is connected by pressing (FIG. 5C).
【０００８】この実施例では、一対の導体２，２の隙間
等の接続状態を切欠き部１５を通して確認できる。この
ため、導体２を確実に接続できる。また、押え金具９の
下端にリブ７を設けたことにより、このリブ７を導体２
に当接させてＬ形金具６と押え金具９の間を拡開でき
る。したがって、Ｌ形金具６を片手で持って導体２に装
着できる。In this embodiment, the connection state such as the gap between the pair of conductors 2 and 2 can be confirmed through the notch 15. Therefore, the conductor 2 can be surely connected. Further, since the rib 7 is provided at the lower end of the holding metal fitting 9, the rib 7 is attached to the conductor 2
It is possible to spread the space between the L-shaped metal fitting 6 and the holding metal fitting 9 by making contact with Therefore, the L-shaped metal fitting 6 can be attached to the conductor 2 by holding it with one hand.
【０００９】なお、切欠き部１５は、図示の形状の他、
孔等も含むものとする。The notch 15 has a shape other than that shown in the drawing.
It also includes holes.
【００１０】[0010]
【発明の効果】この発明のダクトの接続継手によれば、
Ｌ形金具のリブに切欠き部を設けたので、一対の導体の
隙間等の接続状態を確認できる。このため、導体を確実
に接続できる。また、リブの切欠き部を除く残部は、従
来通り導体および押え金具等の位置決めとなる。According to the duct connection joint of the present invention,
Since the notch is provided in the rib of the L-shaped metal fitting, the connection state such as the gap between the pair of conductors can be confirmed. Therefore, the conductor can be surely connected. In addition, the remaining portion of the rib except the cutout portion is used for positioning the conductor, the holding metal fitting, and the like as in the conventional case.
【図１】この発明の一実施例のダクトの接続継手の斜視
図である。FIG. 1 is a perspective view of a connection joint for a duct according to an embodiment of the present invention.
【図２】接続継手の分解斜視図である。FIG. 2 is an exploded perspective view of a connection joint.
【図３】その接続状態の正面図である。FIG. 3 is a front view of the connection state.
【図４】その平面図である。FIG. 4 is a plan view thereof.
【図５】接続手順を示す説明図である。FIG. 5 is an explanatory diagram showing a connection procedure.
【図６】従来例の分解斜視図である。FIG. 6 is an exploded perspective view of a conventional example.
【図７】その接続状態の正面図である。FIG. 7 is a front view of the connection state.
【図８】その平面図である。FIG. 8 is a plan view thereof.
【図９】その一部断面側面図である。FIG. 9 is a partial cross-sectional side view thereof.
１ ダクト ２ 導体 ３ 接続継手 ４ リブ ６ Ｌ形金具 ９ 押え金具 １２ 加圧ばね １３ ねじ １５ 切欠き部 1 Duct 2 Conductor 3 Connection Joint 4 Rib 6 L-shaped Metal Fitting 9 Pressing Metal Fitting 12 Pressure Spring 13 Screw 15 Notch
Claims (1)
て、一対の前記導体の上端を位置決めする略水平なリブ
を上端に設けたＬ形金具と、一対の前記導体の端部を前
記Ｌ形金具とで挟む押え金具と、前記押え金具の外側に
配置された加圧ばねと、前記Ｌ形金具と前記押え金具と
前記加圧ばねに貫通して取付けられ前記加圧ばねを加圧
して前記押え金具を前記Ｌ形金具に押し付けるねじとを
備えたダクトの接続継手において、 一対の前記導体の接続状態が上方から見えるように、前
記リブに切欠き部を設けたことを特徴とするダクトの接
続継手。1. A connecting joint for connecting conductors of a duct, wherein an L-shaped metal fitting having substantially horizontal ribs for positioning upper ends of the pair of conductors is provided at the upper ends, and end portions of the pair of the conductors are provided as the L-shaped fittings. The pressing metal fitting sandwiched between the metal fitting and the pressing metal fitting, the pressure spring arranged outside the pressing metal fitting, the L-shaped metal fitting, the pressing metal fitting, and the pressure spring are attached by penetrating the pressure spring. In a connection joint for a duct including a screw for pressing the holding metal fitting against the L-shaped metal fitting, the duct is characterized in that a cutout portion is provided in the rib so that a connection state of the pair of conductors can be seen from above. Connection fittings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16233292A JPH0714246B2 (en) | 1992-06-22 | 1992-06-22 | Duct connection fittings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16233292A JPH0714246B2 (en) | 1992-06-22 | 1992-06-22 | Duct connection fittings |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0614439A JPH0614439A (en) | 1994-01-21 |
| JPH0714246B2 true JPH0714246B2 (en) | 1995-02-15 |
Family
ID=15752538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16233292A Expired - Lifetime JPH0714246B2 (en) | 1992-06-22 | 1992-06-22 | Duct connection fittings |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0714246B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011097762A (en) * | 2009-10-30 | 2011-05-12 | Furukawa Electric Co Ltd:The | Plug-in fitting |
-
1992
- 1992-06-22 JP JP16233292A patent/JPH0714246B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0614439A (en) | 1994-01-21 |
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