JPH06542Y2 - Tensioning device for automatic door drive belt - Google Patents
Tensioning device for automatic door drive beltInfo
- Publication number
- JPH06542Y2 JPH06542Y2 JP1985202957U JP20295785U JPH06542Y2 JP H06542 Y2 JPH06542 Y2 JP H06542Y2 JP 1985202957 U JP1985202957 U JP 1985202957U JP 20295785 U JP20295785 U JP 20295785U JP H06542 Y2 JPH06542 Y2 JP H06542Y2
- Authority
- JP
- Japan
- Prior art keywords
- vertical plate
- plate
- belt
- pulley
- mounting frame
- 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
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Description
【考案の詳細な説明】 産業上の利用分野 本考案は、自動扉における扉を開閉移動する駆動用ベル
トに張力を与える装置に関するものである。TECHNICAL FIELD The present invention relates to a device for applying tension to a drive belt for opening and closing a door in an automatic door.
従来の技術 特公昭５６−２１９０号公報に示すように、無目に取着
される従動取付板に従動プーリを備えたプーリ取付板を
移動調整自在に固着し、この従動取付板とプーリ取付板
の突板との間に圧縮ばねを介装し、この圧縮ばねを調整
ビスで圧縮してプーリ取付板をベルトの張設方向に移動
できるようにした張力装置が知られている。2. Description of the Related Art As shown in Japanese Patent Publication No. Sho 56-2190, a pulley mounting plate having a driven pulley, which is attached to a blind, is attached so as to be movable and adjustable, and the driven mounting plate and the pulley mounting plate are attached. There is known a tension device in which a compression spring is interposed between the projecting plate and the projecting plate, and the compression spring is compressed by an adjusting screw so that the pulley mounting plate can be moved in the belt tension direction.
考案が解決しようとする問題点 かかる張力装置であると従動プーリに圧縮ばねで張力を
付与できるが、従動取付板とプーリ取付板の突板との間
に圧縮ばねが設けてあるので、圧縮ばねの取付スペース
はベルトの張設方向に短かく、圧縮ばねが短かくなるか
ら、大きな張力を付与するためにはバネ常数の大きな圧
縮ばねを用いる必要があり、圧縮させる力が大きくなる
から調整ビスの操作力が大となって張力の調整操作がや
りずらくなる。Problems to be Solved by the Invention With such a tension device, tension can be applied to the driven pulley by a compression spring, but since the compression spring is provided between the driven mounting plate and the protruding plate of the pulley mounting plate, Since the installation space is short in the belt tension direction and the compression spring becomes short, it is necessary to use a compression spring with a large spring constant in order to give a large tension, and the force to compress becomes large, so the adjustment screw The operating force becomes large and it becomes difficult to adjust the tension.
問題点を解決するための手段及び作用 一側縦板１８と横板１９と他側縦板２０とにより略コ字
状となりかつ他側縦板２０の一端部に折曲片２１を備え
た取付枠９における前記他側縦板２０を、無目等に固着
される取付板１０に固着し、この取付枠９の一側縦板１
８に、従動プーリ４を備えた縦板状でかつ一端部に折曲
片１１を備えた略Ｌ字状のプーリ取付板７をベルト張設
方向に移動自在でかつその折曲片１１が前記取付枠９の
折曲片２１と対向して取付け、前記取付枠９の一側縦板
１８と他側縦板２０との間に長尺なネジ杆２３をベルト
張設方向に亘って配設し、このネジ杆２３の長手方向一
端部を前記プーリ取付板７の折曲片１１に形成した孔１
２を挿通して前記取付枠９の折曲片２１に固着し、前記
ネジ杆２３の長手方向他端部にバネ受２４を設けてナッ
ト２６で抜け出ないように支持し、このバネ受２４と前
記プーリ取付板７の折曲片１１との間に圧縮ばね２５を
設けた自動扉駆動用ベルトの張力付与装置。Means and Actions for Solving the Problems One side vertical plate 18, the horizontal plate 19, and the other side vertical plate 20 are substantially U-shaped, and the other side vertical plate 20 is provided with a bending piece 21 at one end thereof. The other side vertical plate 20 of the frame 9 is fixed to a mounting plate 10 which is fixed in a seamless manner.
8 is a vertical plate-shaped pulley mounting plate 7 having a driven pulley 4 and a substantially L-shaped pulley mounting plate 7 having a bending piece 11 at one end thereof is movable in the belt tensioning direction, and the bending piece 11 is The mounting frame 9 is mounted so as to face the bent piece 21, and a long screw rod 23 is arranged between the one vertical plate 18 and the other vertical plate 20 of the mounting frame 9 in the belt tension direction. Then, one end of the screw rod 23 in the longitudinal direction is formed in the bent piece 11 of the pulley mounting plate 7 to form a hole 1
2 is fixed to the bent piece 21 of the mounting frame 9 and a spring receiver 24 is provided at the other end portion in the longitudinal direction of the screw rod 23 so as to be supported by a nut 26 so as not to come off. A tension applying device for an automatic door driving belt, in which a compression spring 25 is provided between the pulley mounting plate 7 and the bent piece 11.
これにより圧縮ばね２５で従動プーリ４に巻装したベル
ト５に張力を与えることができると共に、過負荷を緩衝
して吸収できるし、圧縮ばね２５とネジ杆２３がベルト
や従動プーリと干渉せずにベルト張設方向に長くでき、
小さいばね定数の圧縮ばねを用いることができるので、
その圧縮ばねを小さな力で圧縮でき、しかもネジ杆２３
の長手方向他端部はプーリ取付板７の他側部と取付枠９
の他端部との間に位置してフリー状態であるからボルト
２６を容易に締付け、弛めできるから、張力調整操作を
簡単にできる。As a result, tension can be applied to the belt 5 wound around the driven pulley 4 by the compression spring 25, and an overload can be absorbed and absorbed, and the compression spring 25 and the screw rod 23 do not interfere with the belt or the driven pulley. Can be extended in the belt tension direction,
Since a compression spring with a small spring constant can be used,
The compression spring can be compressed with a small force, and the screw rod 23
The other end in the longitudinal direction of the other side of the pulley mounting plate 7 and the mounting frame 9
Since the bolt 26 is located between the other end and the free end, the bolt 26 can be easily tightened and loosened, so that the tension adjusting operation can be simplified.
実施例 第５図は自動扉の概略図であり、ドア枠１を構成する無
目２には駆動プーリ３と従動プーリ４とが設けられ、両
プーリに巻装したベルト５に扉６が連結されている。Embodiment FIG. 5 is a schematic view of an automatic door, in which a seamless frame 2 of a door frame 1 is provided with a drive pulley 3 and a driven pulley 4, and a door 6 is connected to a belt 5 wound around both pulleys. Has been done.
前記従動プーリ４は第４図に示すように、プーリ取付板
７に軸８で支承され、そのプーリ取付板７は取付枠９に
ベルト５の張設方向に移動自在に取付けられていると共
に、取付枠９は無目２に固着した取付板１０に固着され
ている。As shown in FIG. 4, the driven pulley 4 is supported on a pulley mounting plate 7 by a shaft 8, and the pulley mounting plate 7 is mounted on a mounting frame 9 so as to be movable in the direction in which the belt 5 is stretched. The mounting frame 9 is fixed to a mounting plate 10 which is fixed to the blind 2.
前記プーリ取付板７の一端部には取付板１０側に折曲し
た折曲片１１を備えて略Ｌ字状となり、その折曲片１１
には孔１２が形成してあると共に、プーリ取付板７の両
端側には上下一対の長孔１３がベルト張設方向に向けて
相互に平行に形成され、中間部には軸８がボルト１４で
固着してあり、その軸８に従動プーリ４が軸受１５で回
転自在に支承してあると共に、前記各長孔１３にはガイ
ドピン１６が摺動自在に嵌合し、このガイドピン１６は
ボルト１７で前記取付枠９の一側縦板１８に固着されて
いる。The pulley mounting plate 7 has a bent piece 11 at one end thereof which is bent toward the mounting plate 10 to form a substantially L-shape.
The pulley mounting plate 7 has a pair of upper and lower elongated holes 13 formed in parallel with each other in the belt tensioning direction, and a shaft 8 is provided with a bolt 14 at an intermediate portion. The shaft 8 has a driven pulley 4 rotatably supported by a bearing 15, and a guide pin 16 is slidably fitted in each of the elongated holes 13. It is fixed to a vertical plate 18 on one side of the mounting frame 9 with a bolt 17.
前記取付枠９は一側縦板１８と横板１９と他側縦板２０
とで下向コ字状となり、他側縦板２０の一端部にはプー
リ取付板７側に折曲した折曲片２１が一体形成され、こ
の折曲片２１は前記折曲片１１とは離隔して相対向して
いると共に、孔２２が前記孔１２と対向して形成され、
この孔２２にはネジ杆２３の一端部が固着してあり、そ
のネジ杆２３は孔１２を挿通して取付枠９の一側・他側
縦板１８，１９間に突出していると共に、その他端部に
はバネ受２４が設けられ、このバネ受２４と折曲片１１
との間に圧縮ばね２５が介装されていると共に、この圧
縮ばね２５内に前記ネジ杆２３が挿通して支持してい
る。前記バネ受２４はネジ杆２３の他端部に螺装したナ
ット２６で抜け出ないように支持してあり、そのナット
２６を締付け、弛めすることで圧縮ばね２５を圧縮した
り、弛めたりできるようにしてある。The mounting frame 9 includes a vertical plate 18 on one side, a horizontal plate 19 and a vertical plate 20 on the other side.
And a downward U-shape, and a bending piece 21 bent toward the pulley mounting plate 7 side is integrally formed at one end of the other side vertical plate 20. The bending piece 21 is different from the bending piece 11 in FIG. The holes 22 are formed facing each other while being spaced apart from each other,
One end of a screw rod 23 is fixed to the hole 22. The screw rod 23 is inserted through the hole 12 and protrudes between the one side and the other side vertical plates 18 and 19 of the mounting frame 9, and A spring bridge 24 is provided at the end, and the spring bridge 24 and the bending piece 11 are provided.
A compression spring 25 is interposed between the compression spring 25 and the compression spring 25, and the screw rod 23 is inserted and supported in the compression spring 25. The spring support 24 is supported by a nut 26 screwed to the other end of the screw rod 23 so as not to come out. By tightening and loosening the nut 26, the compression spring 25 is compressed or loosened. I can do it.
前記取付枠９の他側縦板２０が取付板１０にボルト２７
で固着されていると共に、取付板１０の上部は押え片２
８をボルト２９で締付けて無目２の取付片３０に挾持固
定され、下部はボルト３１で無目２の下横片３２に固着
してある。The other vertical plate 20 of the mounting frame 9 is attached to the mounting plate 10 by bolts 27.
The upper part of the mounting plate 10 is fixed by the pressing piece 2
The bolt 8 is fastened with bolts 29 to be clamped and fixed to a mounting piece 30 of the blind 2, and the lower portion is fixed to a lower lateral piece 32 of the blind 2 with a bolt 31.
前記一側縦板１８にはボルト１４が臨むベルト張設方向
の長孔３３が形成され、プーリ取付板７が移動する際に
ボルト１４が邪魔にならないようにしてある。The one side vertical plate 18 is formed with a long hole 33 in the belt tension direction facing the bolt 14 so that the bolt 14 does not get in the way when the pulley mounting plate 7 moves.
しかして、プーリ取付板７は長孔１３とガイドピン１６
とによって取付枠９に対してベルト張設方向に移動自在
となっていると共に、圧縮ばね２５で左方に押されてい
るから、従動プーリ４は圧縮ばね２５で右方に移動付勢
保持され、かつベルト張設方向に移動自在となり、ベル
ト５に張力を付与できると共に、過荷重が作用した時に
は従動プーリ４が圧縮ばね２５を圧縮する方向に移動し
て緩衝作用を発揮する。Then, the pulley mounting plate 7 has a long hole 13 and a guide pin 16.
By means of and, it is movable in the belt tension direction with respect to the mounting frame 9 and is pushed to the left by the compression spring 25. Therefore, the driven pulley 4 is urged and held to the right by the compression spring 25. In addition, the belt 5 can be moved in the tension direction, tension can be applied to the belt 5, and when an overload is applied, the driven pulley 4 moves in a direction of compressing the compression spring 25 to exert a buffering effect.
また、圧縮ばね２５は取付枠９の一側、他側縦板１８，
２０間に配設してあるから、ベルト５や従動プーリ４と
干渉せずにその取付スペースはベルト張設方向に長くな
り、圧縮ばね２５をベルト張設方向に長くできる。Further, the compression spring 25 is provided on one side of the mounting frame 9, the other side vertical plate 18,
Since it is arranged between the 20 and 20, the mounting space becomes longer in the belt tensioning direction without interfering with the belt 5 and the driven pulley 4, and the compression spring 25 can be lengthened in the belt tensioning direction.
したがつて、バネ常数の小さな圧縮ばねを用いることが
でき、圧縮させる力が小さくなるのでナツト２６の操作
力が小さくなって張力調整操作がやり易くなる。Therefore, a compression spring having a small spring constant can be used, and the force for compressing the nut 26 becomes small, so that the operating force of the nut 26 becomes small and the tension adjusting operation becomes easy.
考案の効果 圧縮ばね２５で従動プーリ４に巻装したベルト５に張力
を与えることができると共に、過負荷を緩衝して吸収で
きる。Effect of the Invention A tension can be applied to the belt 5 wound around the driven pulley 4 by the compression spring 25, and an overload can be buffered and absorbed.
圧縮ばね２５とネジ杆２３は取付枠９の一側縦板１８と
他側縦板２０との間にベルト張設方向に亘って配設して
あるから、ベルトや従動プーリと干渉せずにベルト張設
方向に長くでき、小さいばね定数の圧縮ばねを用いるこ
とができるので、その圧縮ばねを小さな力で圧縮でき、
しかもプーリ取付板７の他端部と取付枠９の他端部との
間からボルト２６を容易に締付け、弛めできるから、張
力調整操作を簡単にできる。The compression spring 25 and the screw rod 23 are arranged between the one vertical plate 18 and the other vertical plate 20 of the mounting frame 9 in the belt tension direction, so that they do not interfere with the belt or the driven pulley. Since it can be lengthened in the belt tension direction and a compression spring with a small spring constant can be used, the compression spring can be compressed with a small force,
Moreover, since the bolt 26 can be easily tightened and loosened between the other end of the pulley mounting plate 7 and the other end of the mounting frame 9, the tension adjusting operation can be simplified.
【図面の簡単な説明】 図面は本考案の実施例を示し、第１図は横断面図、第２
図は正面図、第３図は側面図、第４図は斜視図、第５図
は自動扉の概略図である。 ４は従動プーリ、５はベルト、７はプーリ取付板、９は
取付枠、１０は取付板、１８は一側縦板、１９は横板、
２０は他側縦板、２５は圧縮ばね。BRIEF DESCRIPTION OF THE DRAWINGS The drawings show an embodiment of the present invention, in which FIG. 1 is a cross-sectional view and FIG.
The drawing is a front view, FIG. 3 is a side view, FIG. 4 is a perspective view, and FIG. 5 is a schematic view of an automatic door. 4 is a driven pulley, 5 is a belt, 7 is a pulley mounting plate, 9 is a mounting frame, 10 is a mounting plate, 18 is a vertical plate on one side, 19 is a horizontal plate,
20 is a vertical plate on the other side, and 25 is a compression spring.
Claims (1)
により略コ字状となりかつ他側縦板２０の一端部に折曲
片２１を備えた取付枠９における前記他側縦板２０を、
無目等に固着される取付板１０に固着し、 この取付枠９の一側縦板１８に、従動プーリ４を備えた
縦板状でかつ一端部に折曲片１１を備えた略Ｌ字状のプ
ーリ取付板７をベルト張設方向に移動自在でかつその折
曲片１１が前記取付枠９の折曲片２１と対向して取付
け、 前記取付枠９の一側縦板１８と他側縦板２０との間に長
尺なネジ杆２３をベルト張設方向に亘って配設し、この
ネジ杆２３の長手方向一端部を前記プーリ取付板７の折
曲片１１に形成した孔１２を挿通して前記取付枠９の折
曲片２１に固着し、前記ネジ杆２３の長手方向他端部に
バネ受２４を設けてナット２６で抜け出ないように支持
し、このバネ受２４と前記プーリ取付板７の折曲片１１
との間に圧縮ばね２５を設けたことを特徴とする自動扉
駆動用ベルトへの張力付与装置。1. A mounting frame 9 comprising a vertical plate 18, a horizontal plate 19, and a vertical plate 20 on the other side, which is substantially U-shaped and has a bending piece 21 at one end of the vertical plate 20 on the other side. Side vertical plate 20,
It is fixed to a mounting plate 10 which is fixed in a blind manner, etc., and is a substantially L-shaped vertical plate 18 having a driven pulley 4 on one side vertical plate 18 of the mounting frame 9 and a bending piece 11 at one end. -Shaped pulley mounting plate 7 is movable in the belt tensioning direction, and its bent piece 11 is mounted so as to face the bent piece 21 of said mounting frame 9, and one side vertical plate 18 and the other side of said mounting frame 9 are attached. A long screw rod 23 is provided between the vertical plate 20 and the vertical plate 20 so as to extend in the belt tension direction, and one end of the screw rod 23 in the longitudinal direction is formed in the bending piece 11 of the pulley mounting plate 7 to form a hole 12. Is fixed to the bent piece 21 of the mounting frame 9 by inserting the spring support 24 at the other end of the screw rod 23 in the longitudinal direction, and is supported by a nut 26 so as not to slip out. Bending piece 11 of pulley mounting plate 7
A tension applying device for a belt for driving an automatic door, characterized in that a compression spring 25 is provided between and.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985202957U JPH06542Y2 (en) | 1985-12-28 | 1985-12-28 | Tensioning device for automatic door drive belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985202957U JPH06542Y2 (en) | 1985-12-28 | 1985-12-28 | Tensioning device for automatic door drive belt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62110483U JPS62110483U (en) | 1987-07-14 |
| JPH06542Y2 true JPH06542Y2 (en) | 1994-01-05 |
Family
ID=31167828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985202957U Expired - Lifetime JPH06542Y2 (en) | 1985-12-28 | 1985-12-28 | Tensioning device for automatic door drive belt |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH06542Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016086881A (en) * | 2014-10-30 | 2016-05-23 | 株式会社ハイレックスコーポレーション | Tension application mechanism |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5335644U (en) * | 1976-09-01 | 1978-03-29 |
-
1985
- 1985-12-28 JP JP1985202957U patent/JPH06542Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62110483U (en) | 1987-07-14 |
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