JPH0288982U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例を示す地震感知器の
ブロツク図、第２図は光反射型地震感知部の構造
の一例を示す断面図、第３図は光反射型地震感知
器の構成を示すブロツク図、第４図は光透過型地
震感知部の構造の一例を示す断面図、第５図は光
透過型地震感知器の構成を示すブロツク図、第６
図は上下振動時の液体の状態を示す説明図で第６
図ａは正面図、第６図ｂは平面図、第７図は上下
振動時における地震感知部の出力信号波形図、第
８図は水平振動時の液体の状態を示す説明図で、
第８図ａは正面図、第８図ｂは平面図、第９図は
水平振動時における地震感知部の出力信号波形図
、第１０図は水平振動時における地震感知部の周
波数特性図、第１１図は上下振動時における地震
感知部の周波数特性図、第１２図は上下振動時に
おける地震感知部の加速度−出力特性図、第１３
図は水平振動時における地震感知部の加速度−出
力特性図、第１４図は地震感知部の上下振動に対
する感度と水平振動に対する感度の関係を示す特
性図、第１５図は光透過型地震感知部の周囲温度
に対する感度を示す特性図、第１６図は地震感知
部の加振方向に対する感度を示す特性図、第１７
図は反射型地震感知部の具体的構造を示す分解構
造図、第１８図ａ，ｂはノイズの一例を示す波形
図、第１９図は地震の波形の一例を示す波形図で
ある。 １０，５０……地震感知部、１１，３１……容
器、１２，３２……液体、１５，３７……光源、
１６，３９……光電変換素子、２０，７０……信
号処理部、７０，８０，９０……検出器、７１，
１０１……判別器、８３，８４……タイマー回路
、２４，２５，５５，７４，８２，９３……出力
回路、１００……検出器、７３，８１，９１……
Ｒ−Ｓフリツプフロツプ回路。 Fig. 1 is a block diagram of an earthquake sensor showing an embodiment of the present invention, Fig. 2 is a sectional view showing an example of the structure of a light reflection type seismic sensor, and Fig. 3 is a configuration of the light reflection type seismic sensor. 4 is a cross-sectional view showing an example of the structure of a light-transmitting type seismic sensor. FIG. 5 is a block diagram showing the configuration of a light-transmitting type seismic sensor.
The figure is an explanatory diagram showing the state of the liquid during vertical vibration.
Figure a is a front view, Figure 6b is a plan view, Figure 7 is an output signal waveform diagram of the earthquake sensor during vertical vibration, and Figure 8 is an explanatory diagram showing the state of the liquid during horizontal vibration.
Figure 8a is a front view, Figure 8b is a plan view, Figure 9 is a diagram of the output signal waveform of the earthquake sensor during horizontal vibration, Figure 10 is a frequency characteristic diagram of the earthquake sensor during horizontal vibration, Figure 11 is a frequency characteristic diagram of the earthquake sensing unit during vertical vibration, Figure 12 is an acceleration-output characteristic diagram of the earthquake sensing unit during vertical vibration, and Figure 13 is a diagram of the acceleration-output characteristic of the earthquake sensing unit during vertical vibration.
The figure is an acceleration-output characteristic diagram of the earthquake sensor during horizontal vibration. Figure 14 is a characteristic diagram showing the relationship between the sensitivity of the earthquake detector to vertical vibration and the sensitivity to horizontal vibration. Figure 15 is a light transmission type earthquake detector. Figure 16 is a characteristic diagram showing the sensitivity to the ambient temperature of the seismic sensor;
The figure is an exploded structural diagram showing the specific structure of the reflection type earthquake sensing section, FIGS. 18a and 18b are waveform diagrams showing an example of noise, and FIG. 19 is a waveform diagram showing an example of an earthquake waveform. 10,50...earthquake sensing unit, 11,31...container, 12,32...liquid, 15,37...light source,
16,39...Photoelectric conversion element, 20,70...Signal processing section, 70,80,90...Detector, 71,
101... Discriminator, 83, 84... Timer circuit, 24, 25, 55, 74, 82, 93... Output circuit, 100... Detector, 73, 81, 91...
R-S flip-flop circuit.

Claims (1)

【実用新案登録請求の範囲】 (1) 底には光をほとんど透過しない液体の入つ
た逆ドーム状の容器と、前記液体に向かつて光を
照射する光源と、前記容器内からの光を受光し電
気信号に変換する光電変換素子とからなる地震感
知部を備え、前記光電変換素子の発する電気信号
の出力レベルが第１の所定値以上から未満かを検
知し、それぞれ対応する信号を出力する第１の検
出器と、前記光電変換素子の発する電気信号の出
力レベルが前記第１の所定値よりも大きい第２の
所定値以上か未満かを検知し、それぞれに対応す
る信号を出力する第２の検出器とを有し、前記第
１の検出器が前記第１の所定値以上に対応する出
力を発するとその時のエレベータの運転状態に対
応して最寄階停止運転あるいは運転禁止を指令す
る指令、前記第２の検出器が前記第２の所定値以
上に対する出力を発するとその時のエレベータの
運転状態に対応して非常停止あるいは運転禁止を
指示する指令をエレベータ制御装置に発する信号
処理部を有する地震感知器を備えてなるエレベー
タ装置において、 前記光電変換素子の発する電気信号の出力レベ
ルが前記第１の所定値よりも小さな基準値以上か
未満かを検知しそれぞれに対応する信号を出力す
る検知器と、所定時間内における該検知器から出
力される前記基準値以上に対応する出力信号の数
をカウントし、該カウント数が設定値未満か以上
かを判別する判別器とを設け、前記基準値以上に
対応する前記検知器の出力信号の数に応じて前記
運転禁止指令を解除する時間を決定する時限装置
と、前記判別器が設定値未満であると判別すると
前記第２の検出器の指令出力が前記エレベータ制
御装置に入力されないゲート装置を備えたことを
特徴とする地震感知器を備えてなるエレベータ装
置。 (2) 請求項第１項記載の逆ドーム状の容器は光
を透過させない不透明の容器で、光源及び光電変
換素子は液体の上方に配置されることを特徴とす
る地震感知器を備えてなるエレベータ装置。 (3) 請求項第１項記載の逆ドーム状の容器は光
を透過させる透明の容器で、光源は液体の下方、
光電変換素子は液体の上下に配置されることを特
徴とする地震感知器を備えてなるエレベータ装置
。[Claims for Utility Model Registration] (1) An inverted dome-shaped container containing a liquid that hardly transmits light at the bottom, a light source that emits light toward the liquid, and a light source that receives light from inside the container. and a photoelectric conversion element that converts the signal into an electric signal, and detects whether the output level of the electric signal emitted by the photoelectric conversion element is from a first predetermined value or more to less than a first predetermined value, and outputs a corresponding signal. a first detector and a second detector that detects whether the output level of the electrical signal emitted by the photoelectric conversion element is greater than or equal to a second predetermined value that is larger than the first predetermined value, and outputs a corresponding signal; 2 detectors, and when the first detector outputs an output corresponding to the first predetermined value or more, a command is given to stop operation at the nearest floor or to prohibit operation in accordance with the operating state of the elevator at that time. a signal processing unit that issues a command to the elevator control device to instruct an emergency stop or prohibition of operation in response to the operating state of the elevator at that time when the second detector issues an output equal to or greater than the second predetermined value; In an elevator system equipped with an earthquake sensor, detecting whether the output level of the electrical signal emitted by the photoelectric conversion element is above or below a reference value smaller than the first predetermined value, and outputting a corresponding signal. and a discriminator that counts the number of output signals corresponding to the reference value or more output from the detector within a predetermined time and determines whether the counted number is less than or equal to the set value, a timer for determining a time to release the driving prohibition command according to the number of output signals of the detector corresponding to the reference value or more; and a timer for determining the time to release the driving prohibition command according to the number of output signals of the detector corresponding to the reference value or more; 1. An elevator system equipped with an earthquake sensor, characterized in that the elevator system is equipped with a gate device that prevents a command output from the earthquake sensor from being inputted to the elevator control device. (2) The inverted dome-shaped container according to claim 1 is an opaque container that does not transmit light, and is equipped with an earthquake detector characterized in that the light source and the photoelectric conversion element are arranged above the liquid. elevator equipment. (3) The inverted dome-shaped container according to claim 1 is a transparent container that transmits light, and the light source is located below the liquid.
An elevator system equipped with an earthquake sensor characterized in that photoelectric conversion elements are placed above and below a liquid.