JPS6384499U - - Google Patents

Description

Translated fromJapanese

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

第１図ａ，ｂは本実施例の安全装置の受光部の
全体構成図、第１図ｃ，ｄは本実施例の安全装置
の受光部の一部の構成図、第２図ａは本実施例の
安全装置の投光部の全体構成図、第２図ｂは同図
ａのＹ―Ｙ′断面図、第３図は安全装置の全体ブ
ロツク図、第４図ａ，ｂは従来の安全装置の投光
部及び受光部の構成図である。 ５……受光部、６′，１８′……シヤーシ、７
ａ，２２……レンズ、１３……フオトトランジス
タ、１２，２３……領域。 Figures 1a and b are overall configuration diagrams of the light receiving section of the safety device of this embodiment, Figures 1c and d are partial configuration diagrams of the light receiving section of the safety device of this embodiment, and Figure 2a is the main configuration diagram of the light receiving section of the safety device of this embodiment. FIG. 2b is a cross-sectional view taken along YY' line in FIG. 2a, FIG. 3 is an overall block diagram of the safety device, and FIGS. FIG. 3 is a configuration diagram of a light projecting section and a light receiving section of the safety device. 5... Light receiving section, 6', 18'... Chassis, 7
a, 22...lens, 13...phototransistor, 12, 23...area.

Claims (1)

Translated fromJapanese

【実用新案登録請求の範囲】[Scope of utility model registration request] 複数の光束を作成する光束作成手段と、該光束
の透過または遮断により異常を検出する検出手段
とを有する安全装置において、前記光束作成手段
は発光体と該発光体の光を集光するレンズと該レ
ンズと発光体とが取付けられ前記発光体の発する
光の光路に横長のスリツト状の孔が設けられた第
１の基体を有する投光部と、前記光の受光体と該
受光体へ前記光を集光するレンズと該受光体とレ
ンズが取付けられ前記光の光路に横長にスリツト
状に孔が設けられた第２の基体とを有する受光部
とを具備してなることを特徴とする安全装置。 In the safety device, the light flux creating means includes a light flux creating means for creating a plurality of light fluxes, and a detecting means for detecting an abnormality by transmitting or blocking the light flux, wherein the light flux creating means includes a light emitting body and a lens condensing the light of the light emitting body. a light emitting unit having a first base body to which the lens and the light emitting body are attached and a horizontally elongated slit-shaped hole is provided in the optical path of the light emitted by the light emitter; It is characterized by comprising a light-receiving unit having a lens for condensing light, a second base body to which the light-receiving body and the lens are attached, and a hole in the form of a horizontally elongated slit is provided in the optical path of the light. Safety device.