JPS58116211U

JPS58116211U - solenoid

Info

Publication number: JPS58116211U
Application number: JP1208782U
Authority: JP
Inventors: 照夫中山
Original assignee: 株式会社広業社通信機器製作所
Priority date: 1982-01-30
Filing date: 1982-01-30
Publication date: 1983-08-08
Also published as: JPH0119374Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１−は従来のソレノイドの一例を示す概略的、構成図
、第２図はこの考案の一実施例を示す概略的構成図であ
る。１°、１１・・・励磁コイル、２，１４・・・可動鉄心
、３．１３・・・固定鉄心、４，１４・・・フレーム、
５゜１７・・・永久磁石、６，１６・・・磁性体、１２
・・・パイプ、１８・・・フロントブレーム。Fig. 1 is a schematic diagram showing an example of a conventional solenoid, and Fig. 2 is a schematic diagram showing an embodiment of the invention. 1°, 11... Excitation coil, 2, 14... Movable iron core, 3.13... Fixed iron core, 4, 14... Frame,
5゜17...Permanent magnet, 6,16...Magnetic material, 12
...Pipe, 18...Front frame.

Claims

[Scope of utility model registration request]

(1) A cylindrical excitation coil, a fixed core fitted to one open end of the coil, a fixed core inserted through the other open end and capable of approaching and separating from the fixed core, and a fixed core provided to surround the excitation coil. a frame having a U-shaped cross section; a magnetic body provided inside the open side of the frame on the other open end side of the excitation coil and having a through hole communicating with the hollow part of the coil; a permanent magnet inserted between the front frame and the frame, and a front frame having a hollow part provided at an open end of the frame and coaxially with the hollow part of the coil, into which the movable iron core is inserted;
The gap between the through-hole peripheral surface of the magnetic material and the movable iron core is 1
□, the gap between the hollow peripheral surface of the front frame and the movable iron core is 1□, and the gap between the end of the magnetic body and the front frame is 13, then l is 1゜〈1
A solenoid characterized by being set to the relationship of 3.

(2) The solenoid according to claim 1, wherein the magnetic body has a U-shaped cross section and has a through hole formed in its bottom surface to communicate with the hollow portion of the coil.