JP2003155175A - Emergency stop device for elevator - Google Patents
Emergency stop device for elevatorInfo
- Publication number
- JP2003155175A JP2003155175A JP2001356501A JP2001356501A JP2003155175A JP 2003155175 A JP2003155175 A JP 2003155175A JP 2001356501 A JP2001356501 A JP 2001356501A JP 2001356501 A JP2001356501 A JP 2001356501A JP 2003155175 A JP2003155175 A JP 2003155175A
- Authority
- JP
- Japan
- Prior art keywords
- guide
- emergency stop
- stop device
- elevator
- brake
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
- B66B5/22—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces by means of linearly-movable wedges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/021—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions the abnormal operating conditions being independent of the system
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
- B66B5/185—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces by acting on main ropes or main cables
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Braking Arrangements (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は、エレベーターのか
ごや釣合いおもりを非常停止させたり、それらの移動速
度を緩めたりするエレベーターの非常止め装置に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an elevator emergency stop device for making an emergency stop of a car or a counterweight of an elevator and slowing down the moving speed thereof.
【0002】[0002]
【従来の技術】一般に、エレベーターのかごや釣合いお
もりを非常停止させたり、それらの移動速度を緩めたり
するエレベーターの非常止め装置として、ボディと、こ
のボディ内に設けられガイドレールに対抗して上動する
ように配置された一対の制動子と、この制動子の反ガイ
ドレール側の勾配面に対抗して配置され、一方は固定さ
れ他方は左右に移動するように設けられた一対のガイド
と、このガイドと前記制動子間に介在されたローラと、
前記移動する側のガイドと前記ボディ間に配置された弾
性体とから構成され、前記制動子が上動し前記ガイドが
移動することによって前記弾性体をたわませ、このたわ
み量に対応するばね力によって前記制動子とガイドレー
ル間に摩擦力を生じさせるようにしたものが実用化され
ている。そして、通常前記弾性体としては、二組の積層
された皿ばねが用いられていた。2. Description of the Related Art Generally, as an elevator emergency stop device for emergency stop of elevator cars and counterweights and slowing down their moving speed, they are moved upward against the body and guide rails provided in the body. And a pair of guides arranged so as to oppose the slope surface on the side opposite to the guide rails of the brake element, one of which is fixed and the other of which is provided to move to the left and right, A roller interposed between this guide and the brake,
It is composed of a guide on the moving side and an elastic body arranged between the bodies, and the elastic body is deflected by the movement of the brake element and the guide, and the spring corresponding to the amount of deflection. Those in which a frictional force is generated between the brake element and the guide rail by force have been put into practical use. And, as the elastic body, usually two sets of stacked disc springs are used.
【0003】この例として、特開昭62―51585号
を挙げることができる。As an example of this, there is JP-A-62-51585.
【0004】[0004]
【発明が解決しようとする課題】上記従来技術において
は、二組の積層された弾性体を設けていたため、高さ方
向の寸法を縮小することができず、このため非常止め装
置の小型化に限界があった。また、制動子を引上げる引
上げロッドが制動子下方に係合するようになっていたた
め、この面でも高さ方向の縮小に限界があった。本発明
の目的は、高さ方向の寸法を縮小することのできるエレ
ベーターの非常止め装置を提供するにある。In the above-mentioned prior art, since two sets of laminated elastic bodies are provided, the size in the height direction cannot be reduced, which leads to downsizing of the safety device. There was a limit. Further, since the pull-up rod for pulling up the brake shoe is adapted to engage with the lower portion of the brake shoe, there is a limit to the reduction in the height direction also in this aspect. An object of the present invention is to provide an emergency stop device for an elevator, the size of which can be reduced in the height direction.
【0005】[0005]
【課題を解決するための手段】本発明の請求項1では、
ボディと、このボディ内に設けられガイドレールに対抗
して上動するように配置された一対の制動子と、この制
動子の反ガイドレール側の勾配面に対抗して配置され、
一方は固定され他方は左右に移動するように設けられた
一対のガイドと、このガイドと前記制動子間に介在され
たローラと、前記移動する側のガイドと前記ボディ間に
配置された弾性体とから構成され、前記制動子を引上げ
体によって上動し前記ガイドが移動することによって前
記弾性体をたわませ、このたわみ量に対応するばね力に
よって前記制動子とガイドレール間に摩擦力を生じさせ
るようにしたエレベーターの非常止め装置において、前
記弾性体を、単列に配置された弾性体とすると共に、前
記制動子側面に、前記引上げ体と係合する連結体を設け
た構成にしてある。According to claim 1 of the present invention,
A body, a pair of brakes provided in the body so as to move upward against the guide rails, and a pair of brakes arranged opposite to the sloped surface on the side opposite to the guide rails of the brakes,
A pair of guides provided so that one is fixed and the other moves left and right, a roller interposed between the guide and the brake element, and an elastic body arranged between the moving guide and the body. The elastic body is bent by moving the guide upward by the pulling body and moving the guide, and the friction force is generated between the brake element and the guide rail by the spring force corresponding to the amount of deflection. In the emergency stop device of the elevator, the elastic body is an elastic body arranged in a single row, and the side surface of the brake shoe is provided with a connecting body that engages with the pulling body. is there.
【0006】この構成により、高さ方向の寸法を縮小す
ることができる。With this structure, the size in the height direction can be reduced.
【0007】また、本発明の請求項4では、引上げ体を
ハット型の曲げ加工に構成してある。これにより、制動
子側面に設けられた連結体の長さを短くでき、この連結
体にかかるモーメントを小さくすることができる。ま
た、本発明の請求項5では、前記制動子が上動し上端ま
で位置した時、前記弾性体のばね力がほぼ制動子の中央
部に分布してかかるように構成してある。Further, according to the fourth aspect of the present invention, the pulling body is constituted by a hat type bending process. As a result, the length of the connecting body provided on the side surface of the brake shoe can be shortened, and the moment applied to this connecting body can be reduced. Further, according to a fifth aspect of the present invention, when the brake shoe moves upward and is located at the upper end, the spring force of the elastic body is distributed and applied to substantially the center of the brake shoe.
【0008】これにより、制動子の高さ方向の大きさが
規制されより小型なものとすることができる。As a result, the size of the brake shoe in the height direction is restricted and the brake shoe can be made smaller.
【0009】また、本発明の請求項6では、前記移動す
るガイドの背面に、前記ガイドピンと平行するガイドバ
ーを設け、このガイドバーを前記ボディに設けられた穴
に移動できるように嵌合させ、前記ガイドを平行移動す
るように構成した。According to a sixth aspect of the present invention, a guide bar parallel to the guide pin is provided on the back surface of the moving guide, and the guide bar is fitted in a hole provided in the body so as to be movable. The guide is configured to move in parallel.
【0010】この構成によれば、ガイドの回転や弾性体
に偏ったたわみを与えることのない信頼性の高いエレベ
ーターの非常止め装置を提供できる。According to this structure, it is possible to provide a highly reliable elevator emergency stop device which does not cause the guide to rotate or the elastic body to have a biased deflection.
【0011】[0011]
【発明の実施の形態】以下、本発明のエレベーターの非
常止め装置の実施形態を図に基づいて説明する。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of an elevator emergency stop device according to the present invention will be described below with reference to the drawings.
【0012】図1は本発明のエレベーターの非常止め装
置の一実施形態を示す非作動状態の構成図、図2は図1
の動作時の構成図、図3は図1のイーイ断面図、図4は
引上げ体の立体図である。FIG. 1 is a block diagram showing an embodiment of an elevator emergency stop device according to the present invention in a non-operating state, and FIG. 2 is shown in FIG.
3 is a sectional view of the pulling body, FIG. 3 is a cross-sectional view of FIG.
【0013】図1〜図4において、1はかご枠(図示せ
ず)に支持された非常止め装置のボディであり、ボディ
1内には一対の制動子2A、2Bがガイドレール10に
対向して配置されている。この制動子2A、2Bはガイ
ドレール10と対向する側は、ガイドレール10面に対
して平行に形成され、反対側は上部がガイドレール10
側に傾斜する勾配面Rを有している。これら一対の制動
子2A、2Bの勾配面Rの各々には複数連結されたロー
ラ8が接しており、これらはガイド3A、3Bに取付ら
れたガイドプレート9により案内及び保持されている。
ガイド3A、3Bは前記ローラ8と接し、制動子2A、
2Bの勾配面Rと平行な勾配面Tを有している。ガイド
3A、3Bのローラ接触面の反対側は垂直面となってい
る。1 to 4, reference numeral 1 denotes a body of an emergency stop device supported by a car frame (not shown). Inside the body 1, a pair of brake elements 2A and 2B are opposed to a guide rail 10. Are arranged. The brake elements 2A, 2B are formed parallel to the surface of the guide rail 10 on the side facing the guide rail 10, and on the other side, the upper portion is the guide rail 10.
It has a sloped surface R inclined to the side. A plurality of connected rollers 8 are in contact with each of the inclined surfaces R of the pair of brake elements 2A, 2B, and these are guided and held by a guide plate 9 attached to the guides 3A, 3B.
The guides 3A, 3B are in contact with the roller 8, and the brake elements 2A,
It has a sloped surface T parallel to the sloped surface R of 2B. The opposite sides of the guides 3A and 3B to the roller contact surfaces are vertical surfaces.
【0014】また、制動子2A、2Bは、連結体20
A、20Bにより引上げ体7に連結され、該引上げ体7
を引き上げることにより、ガイド3A、3B、ローラ
8、ガイドプレート9A、9Bに案内されて上下方向に
移動可能となっている。引上げ体7は、図4に示すよう
に、引上げロッド71と、この引上げロッド71の下端
に溶接固定されたハット型の引上げ部材72から構成さ
れ、この引上げ部材72の下方に貫通穴73A、73B
が設けられ、この貫通穴73A、73Bに連結体20
A、20Bが挿入されるようになっている。Further, the brake elements 2A and 2B are connected to each other by a connecting member 20.
The pulling body 7 is connected to the pulling body 7 by A and 20B.
By pulling up, the guide 3A, 3B, the roller 8, and the guide plates 9A, 9B can be moved vertically. As shown in FIG. 4, the pulling body 7 includes a pulling rod 71 and a hat-shaped pulling member 72 welded and fixed to the lower end of the pulling rod 71. Below the pulling member 72, through holes 73A and 73B are formed.
Is provided in the through holes 73A and 73B.
A and 20B are inserted.
【0015】ガイド3Aにはガイドピン11が取付けら
れており、ボディ1に設けられた穴1aに嵌合し左右に
移動するように構成されている。ガイド3Aとボディ1
の間に皿ばね座金13、単列に配置された皿ばね4がガ
イドピン11にガイドされ、引きナット12によって狭
持されている。この引きナット12を締め込むことによ
って皿ばね4に初期圧を与えることが可能である。ま
た、皿ばね4とボディ1との間には薄板状(例えば厚さ
0.1mm〜1.0mm)の制動力調整用スペーサ5が
組合わせて複数枚挿入してあり、該スペーサ5を抜き差
しすることで非常止め作動時の皿ばね4のたわみ量を調
整できるようになっている。A guide pin 11 is attached to the guide 3A and is configured to be fitted in a hole 1a formed in the body 1 and to move right and left. Guide 3A and body 1
The disc spring washer 13 and the disc springs 4 arranged in a single row are guided by the guide pin 11 and are held by the pull nut 12. By tightening the pull nut 12, it is possible to apply an initial pressure to the disc spring 4. Further, a plurality of thin plate-shaped (for example, 0.1 mm to 1.0 mm in thickness) braking force adjusting spacers 5 are combined and inserted between the disc spring 4 and the body 1, and the spacers 5 are inserted and removed. By doing so, the amount of flexure of the disc spring 4 during the operation of the emergency stop can be adjusted.
【0016】上記ガイド3Aにはガイドバー14が取付
けられており、ボディ1に設けられた穴1bに隙間なく
嵌合され、左右移動するようにはめ込まれている。A guide bar 14 is attached to the guide 3A, is fitted in a hole 1b formed in the body 1 without a gap, and is fitted so as to move left and right.
【0017】ガイド3Bはボルト15、ボルト16を介
してボディ1に固定的に設置されている。21A、21
Bはボディ1に設けられた振れ止め体で、この振れ止め
体21A、21Bは、引上げ部材72の裏側に位置する
ように設けられ、引上げ部材72が振れて連結体20
A、20Bが貫通穴73A、73Bから抜け出すのを防
止する。The guide 3B is fixedly installed on the body 1 via bolts 15 and 16. 21A, 21
B is a steady rest provided on the body 1. The steady rests 21A and 21B are provided so as to be located on the back side of the pulling member 72, and the pulling member 72 swings to connect the connecting body 20.
A and 20B are prevented from coming out of the through holes 73A and 73B.
【0018】上記構成の非常止め装置の動作を説明す
る。乗りかご(図示せず)の下降速度が所定値を越えた
時、引上げ体7が引き上げられ、引上げ体7の下部に連
結体20A、20Bを介して連結されている制動子2
A、2Bは、ローラ8、ガイド3A、3B、ガイドプレ
ート9A、9Bに案内されながら上方向に上昇する。上
昇に伴って制動子2A、2Bとガイドレールの案内面1
0a、10bとの隙間は次第に狭くなり、遂には互いに
接触するまでに至る。さらに上昇すればローラ8、ガイ
ド3Aを介して皿ばね4を圧縮させることになるので、
該皿ばね4はたわみ量に対応するばね力を発生すること
となり、制動子2A、2Bは案内面10a、10bに圧
着される。制動子2A、2Bはその上端面2a、2b
と、非常止めボディ上部下端面1Aに当接するまで上昇
する。したがって制動子2A、2Bと案内面10a、1
0bの間には、皿ばね4のたわみ量に対応するばね力に
よる摩擦力が生じることになり、この摩擦力によりかご
を停止させる。The operation of the safety device having the above structure will be described. When the lowering speed of the car (not shown) exceeds a predetermined value, the pulling body 7 is pulled up, and the brake element 2 is connected to the lower part of the pulling body 7 via the connecting bodies 20A and 20B.
A and 2B move upward while being guided by the roller 8, the guides 3A and 3B, and the guide plates 9A and 9B. Along with the ascent, the brake elements 2A, 2B and the guide surface 1 of the guide rail 1
The gaps with 0a and 10b are gradually narrowed until they come into contact with each other. If it further rises, the disc spring 4 will be compressed via the roller 8 and the guide 3A.
The disc spring 4 generates a spring force corresponding to the amount of deflection, and the brake elements 2A and 2B are pressed against the guide surfaces 10a and 10b. The brake shoes 2A and 2B have upper end surfaces 2a and 2b.
Then, it rises until it comes into contact with the upper end surface 1A of the emergency stop body. Therefore, the brake elements 2A, 2B and the guide surfaces 10a, 1
During 0b, a frictional force due to the spring force corresponding to the amount of deflection of the disc spring 4 is generated, and the car is stopped by this frictional force.
【0019】上記のように構成された非常止め装置にお
いては、ガイドバー14が、ガイド3Aに連結されて、
前記ガイドバー14はボディ1の穴1bに隙間なく嵌合
されているので、ガイド3Aは左右方向への移動は自由
であり、上下、前後方向への移動はガイドバー14と、
ボディ1の穴1bに拘束され移動できなくなっている。
したがって、非常止め装置の組立時や制動時のガイド3
Aの回転、皿ばね4の偏ったたわみを規制することがで
きる。すなわち、単列に配置積層された皿ばね4を一組
とすることができ、非常止め装置を小型化できると共に
信頼性の高い制動特性を有する非常止め装置を得ること
ができる。In the safety device constructed as described above, the guide bar 14 is connected to the guide 3A,
Since the guide bar 14 is fitted into the hole 1b of the body 1 without any gap, the guide 3A is free to move in the left and right directions, and the guide 3A is moved in the up and down and front and rear directions with
It is restricted by the hole 1b of the body 1 and cannot move.
Therefore, the guide 3 for assembling the emergency stop device and for braking
The rotation of A and the uneven deflection of the disc spring 4 can be restricted. That is, the disc springs 4 arranged and laminated in a single row can be used as one set, and the emergency stop device can be downsized and a highly reliable emergency stop device can be obtained.
【0020】また、ガイド3A、3Bと引上げ体7との
連結が、ガイド3A、3Bの側方に設けられた連結体2
0A、20Bを介して連結されるため、高さ方向の縮小
が図られ、より小型化を行うことができる。また、引上
げ体7にハット型の引上げ部材72を設けたため、連結
体20A、20Bのモーメントが小さくなり、連結体2
0A、20Bを細く、短いものとし得る。また、前記制
動子2Aが上動し上端まで位置した時、前記弾性体であ
る皿ばね4のばね力がほぼ制動子2Aの中央部に分布し
てかかるように構成してあるため、制動子2Aの高さ方
向の大きさが規制されより小型なものとすることができ
る。Further, the connection between the guides 3A and 3B and the pulling body 7 is such that the connecting body 2 is provided on the side of the guides 3A and 3B.
Since they are connected via 0A and 20B, the size can be reduced in the height direction and the size can be further reduced. Moreover, since the pulling body 7 is provided with the hat-shaped pulling member 72, the moment of the connecting bodies 20A and 20B is reduced, and the connecting body 2
0A and 20B can be thin and short. Further, when the brake shoe 2A is moved upward and positioned to the upper end, the spring force of the disc spring 4 which is the elastic body is distributed and applied to almost the central portion of the brake shoe 2A. The size of 2A in the height direction is restricted, and the size can be made smaller.
【0021】この実施形態では、ガイドバー14により
回転を規制するようにしたが、ガイド3Aとボディ1の
ボディ上部下端面1Aにキー溝を設け組合せることでガ
イド3Aの回転を規制するようにしてもよい。In this embodiment, the rotation is regulated by the guide bar 14, but the guide 3A and the body upper and lower end surface 1A of the body 1 are provided with a key groove so as to regulate the rotation of the guide 3A. May be.
【0022】また単列に配置された皿ばねを弾性体とし
て用いた例を示したが、皿ばねに変えてコイルばねやベ
ローズばねを用いることもできる。Further, although the example in which the disc springs arranged in a single row are used as the elastic body is shown, a coil spring or a bellows spring may be used instead of the disc spring.
【0023】[0023]
【発明の効果】本発明によれば、非常止め装置のばねを
単列に配置し、かつ、ガイド側方で引上げ体を連結する
ことにより、非常止め装置の小型化を図ることができ
る。According to the present invention, by arranging the springs of the safety gear in a single row and connecting the pulling bodies at the side of the guide, the safety gear can be miniaturized.
【0024】また、回転を規制する手段を設けたことに
より、ガイドの回転や弾性体に偏ったたわみを与えるこ
とのない信頼性の高いエレベーターの非常止め装置を提
供できる。Further, by providing the means for restricting the rotation, it is possible to provide a highly reliable elevator emergency stop device which does not give the rotation of the guide or the elastic body a biased deflection.
【図1】本発明のエレベーターの非常止め装置の一実施
形態を示す非作動状態の構成図である。FIG. 1 is a configuration diagram of an embodiment of an elevator emergency stop device according to the present invention in a non-operating state.
【図2】図1の動作時の構成図である。FIG. 2 is a configuration diagram during operation of FIG.
【図3】図1のイーイ断面図である。FIG. 3 is a sectional view taken along the line E-I of FIG. 1.
【図4】引上げ体の立体図である。FIG. 4 is a three-dimensional view of a pulling body.
1 ボディ 2A、2B 制動子 3A、3B ガイド 4 皿ばね 7 引上げ体 72 ハット型引上げ部材 8 ローラ 10 ガイドレール 14 ガイドバー 21A、21B 振れ止め体 1 body 2A, 2B brake 3A, 3B guide 4 Disc spring 7 Lifting body 72 Hut type lifting member 8 roller 10 Guide rail 14 Guide bar 21A, 21B steady rest
───────────────────────────────────────────────────── フロントページの続き (72)発明者 大森 貢 茨城県ひたちなか市市毛1070番地 株式会 社日立製作所ビルシステムグループ内 (72)発明者 重田 政之 茨城県ひたちなか市堀口832番地の2 日 立水戸エンジニアリング株式会社内 Fターム(参考) 3F304 DA45 ─────────────────────────────────────────────────── ─── Continued front page (72) Inventor Mitsugu Omori 1070 Ichimo, Hitachinaka City, Ibaraki Prefecture Stock Association Hitachi Systems Building Systems Group (72) Inventor Masayuki Shigeta 2 days at 832 Horiguchi, Hitachinaka City, Ibaraki Prefecture Tachimito Engineering Co., Ltd. F-term (reference) 3F304 DA45
Claims (8)
ドレールに対抗して上動するように配置された一対の制
動子と、この制動子の反ガイドレール側の勾配面に対抗
して配置され、一方は固定され他方は左右に移動するよ
うに設けられた一対のガイドと、このガイドと前記制動
子間に介在されたローラと、前記移動する側のガイドと
前記ボディ間に配置された弾性体とから構成され、前記
制動子を引上げ体によって上動し前記ガイドが移動する
ことによって前記弾性体をたわませ、このたわみ量に対
応するばね力によって前記制動子とガイドレール間に摩
擦力を生じさせるようにしたエレベーターの非常止め装
置において、 前記弾性体を、単列に配置された弾性体とすると共に、
前記制動子側面に、前記引上げ体と係合する連結体を設
けたことを特徴とするエレベーターの非常止め装置。1. A body, a pair of brake elements provided in the body so as to move upward against a guide rail, and a pair of brake elements arranged opposite to a sloped surface of the brake element on the side opposite to the guide rail. And a pair of guides, one of which is fixed and the other of which is arranged to move to the left and right, a roller interposed between the guide and the brake, and a guide on the moving side and the body. An elastic body is formed, and the brake element is moved upward by a pulling body and the guide is moved to bend the elastic body. The spring force corresponding to the amount of deflection causes friction between the brake element and the guide rail. In an elevator emergency stop device configured to generate a force, the elastic body is an elastic body arranged in a single row,
An emergency stop device for an elevator, wherein a connecting body that engages with the pulling body is provided on a side surface of the brake shoe.
レール側の勾配面に対抗して配置され、一方は固定され
他方は左右に移動するように設けられた一対のガイド
と、このガイドと前記制動子間に介在されたローラと、
前記移動する側のガイドと前記ボディ間に配置された弾
性体とから構成され、前記制動子が上動し前記ガイドが
移動することによって前記弾性体をたわませ、このたわ
み量に対応するばね力によって前記制動子とガイドレー
ル間に摩擦力を生じさせるようにしたエレベーターの非
常止め装置において、 前記移動する側のガイドの背面に、前記ボディに設けら
れた穴に嵌合するガイドピンを設け、前記ガイドの背面
とボディ間のガイドピンに単列に配置された弾性体を設
け、かつ、前記制動子側面に、前記引上げ体と係合する
連結体を設けたことを特徴とするエレベーターの非常止
め装置。2. A pair of brake elements, a pair of guides which are arranged so as to oppose the sloped surface of the brake element on the side opposite to the guide rails, one of which is fixed and the other of which is provided so as to move left and right. A roller interposed between the guide and the brake,
It is composed of a guide on the moving side and an elastic body arranged between the bodies, and the elastic body is deflected by the movement of the brake element and the guide, and the spring corresponding to the amount of deflection. In an emergency stop device for an elevator, which is configured to generate a frictional force between the brake element and the guide rail by force, a guide pin that fits into a hole provided in the body is provided on the back surface of the guide on the moving side. An elevator provided with an elastic body arranged in a single row on a guide pin between a back surface of the guide and a body, and a connecting body engaging with the pulling body on a side surface of the brake shoe. Emergency stop device.
を特徴とする請求項1または請求項2記載のエレベータ
ーの非常止め装置。3. The elevator emergency stop device according to claim 1, wherein the elastic body is a plurality of disc springs.
たことを特徴とする請求項1〜請求項3のいずれかに記
載のエレベーターの非常止め装置。4. The elevator emergency stop device according to claim 1, wherein the pulling body is formed into a hat-shaped bending process.
時、前記弾性体のばね力がほぼ制動子の中央部に分布し
てかかるようにしたことを特徴とする請求項1または請
求項2記載のエレベーターの非常止め装置。5. The spring force of the elastic body is distributed and applied to substantially the center of the brake element when the brake element moves up and is located at the upper end. The emergency stop device for the elevator described in 2.
たことを特徴とする請求項1から5のいずれかに記載の
エレベーターの非常止め装置。6. The elevator emergency stop device according to claim 1, further comprising means for restricting rotation of the guide.
ドピンと平行するガイドバーを設け、このガイドバーを
前記ボディに設けられた穴に移動できるように嵌合さ
せ、前記ガイドの回転を規制するようにしたことを特徴
とする請求項6記載のエレベーターの非常止め装置。7. A guide bar parallel to the guide pin is provided on the back surface of the moving guide, and the guide bar is movably fitted to a hole provided in the body to restrict rotation of the guide. The emergency stop device for an elevator according to claim 6, characterized in that.
止する振れ止め体を設けたことを特徴とする請求項1ま
たは請求項2記載のエレベーターの非常止め装置。8. The emergency stop device for an elevator according to claim 1, wherein the body is provided with a steady rest that prevents the pulling body from swinging.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001356501A JP3611543B2 (en) | 2001-11-21 | 2001-11-21 | Elevator emergency stop device |
TW091123009A TWI234542B (en) | 2001-11-21 | 2002-10-04 | Elevator emergency braking device |
KR1020020072409A KR100903662B1 (en) | 2001-11-21 | 2002-11-20 | An apparatus for an emergency stop of a elevator |
CNB021528675A CN1248946C (en) | 2001-11-21 | 2002-11-21 | Elevator emergency braking device |
HK03108386A HK1056157A1 (en) | 2001-11-21 | 2003-11-18 | Emergency stop device for elevator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001356501A JP3611543B2 (en) | 2001-11-21 | 2001-11-21 | Elevator emergency stop device |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2003155175A true JP2003155175A (en) | 2003-05-27 |
JP3611543B2 JP3611543B2 (en) | 2005-01-19 |
Family
ID=19168011
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2001356501A Expired - Fee Related JP3611543B2 (en) | 2001-11-21 | 2001-11-21 | Elevator emergency stop device |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP3611543B2 (en) |
KR (1) | KR100903662B1 (en) |
CN (1) | CN1248946C (en) |
HK (1) | HK1056157A1 (en) |
TW (1) | TWI234542B (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006160440A (en) * | 2004-12-07 | 2006-06-22 | Mitsubishi Electric Corp | Emergency stop device of elevator |
KR100731198B1 (en) | 2006-03-16 | 2007-06-22 | 세이프테크 (주) | Emergency brake device of an elevator |
KR100731196B1 (en) | 2006-03-16 | 2007-06-22 | 세이프테크 (주) | Emergency brake device of an elevator |
JP2013227116A (en) * | 2012-04-25 | 2013-11-07 | Hitachi Ltd | Elevator |
KR20160080885A (en) * | 2014-12-29 | 2016-07-08 | 덕 규 김 | Safety device for an elevator |
CN109795930A (en) * | 2017-11-16 | 2019-05-24 | 株式会社日立制作所 | Emergency braking device and elevator |
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JP5081119B2 (en) * | 2008-10-01 | 2012-11-21 | 株式会社日立製作所 | Elevator braking device |
KR101117340B1 (en) * | 2010-05-28 | 2012-03-07 | 오티스 엘리베이터 컴파니 | Safety device for an elevator |
KR101239403B1 (en) * | 2011-07-01 | 2013-03-06 | 주식회사 에버다임 | double type safety device for elevator |
KR101287619B1 (en) * | 2011-07-01 | 2013-07-23 | 주식회사 에버다임 | safety device for elevator |
JP5345183B2 (en) * | 2011-07-14 | 2013-11-20 | 株式会社日立製作所 | Elevator emergency stop device |
CN102795526B (en) * | 2012-08-28 | 2014-12-10 | 刘德民 | Progressive rope gripper and progressive overspeed protection safety device for dragging type lifting device |
JP2015009981A (en) * | 2013-07-02 | 2015-01-19 | 株式会社日立製作所 | Elevator |
CN105984776A (en) * | 2015-02-03 | 2016-10-05 | 汪风珍 | Direct fall preventing device for elevator |
CN111977485B (en) * | 2019-05-22 | 2021-10-08 | 上海三菱电梯有限公司 | Elevator safety device and elevator |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6251585A (en) * | 1985-08-29 | 1987-03-06 | 三菱電機株式会社 | Emergency stop device for elevator |
JPS6274896A (en) * | 1985-09-27 | 1987-04-06 | 株式会社東芝 | Emergency stop device for elevator |
-
2001
- 2001-11-21 JP JP2001356501A patent/JP3611543B2/en not_active Expired - Fee Related
-
2002
- 2002-10-04 TW TW091123009A patent/TWI234542B/en not_active IP Right Cessation
- 2002-11-20 KR KR1020020072409A patent/KR100903662B1/en not_active IP Right Cessation
- 2002-11-21 CN CNB021528675A patent/CN1248946C/en not_active Expired - Lifetime
-
2003
- 2003-11-18 HK HK03108386A patent/HK1056157A1/en not_active IP Right Cessation
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006160440A (en) * | 2004-12-07 | 2006-06-22 | Mitsubishi Electric Corp | Emergency stop device of elevator |
KR100731198B1 (en) | 2006-03-16 | 2007-06-22 | 세이프테크 (주) | Emergency brake device of an elevator |
KR100731196B1 (en) | 2006-03-16 | 2007-06-22 | 세이프테크 (주) | Emergency brake device of an elevator |
JP2013227116A (en) * | 2012-04-25 | 2013-11-07 | Hitachi Ltd | Elevator |
KR20160080885A (en) * | 2014-12-29 | 2016-07-08 | 덕 규 김 | Safety device for an elevator |
KR101698546B1 (en) * | 2014-12-29 | 2017-01-23 | 덕 규 김 | Safety device for an elevator |
CN109795930A (en) * | 2017-11-16 | 2019-05-24 | 株式会社日立制作所 | Emergency braking device and elevator |
CN109795930B (en) * | 2017-11-16 | 2020-07-10 | 株式会社日立制作所 | Emergency stop device and elevator |
Also Published As
Publication number | Publication date |
---|---|
HK1056157A1 (en) | 2004-02-06 |
CN1420076A (en) | 2003-05-28 |
KR100903662B1 (en) | 2009-06-18 |
TWI234542B (en) | 2005-06-21 |
KR20030041830A (en) | 2003-05-27 |
CN1248946C (en) | 2006-04-05 |
JP3611543B2 (en) | 2005-01-19 |
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