JPS63190485U

JPS63190485U -

Info

Publication number: JPS63190485U
Application number: JP8243387U
Authority: JP
Priority date: 1987-05-28
Filing date: 1987-05-28
Publication date: 1988-12-07
Also published as: JPH0450790Y2

Description

[Brief explanation of the drawing]

図面は本考案の一実施例を示すもので、第１図
はドアークローザーの分解斜視図、第２図はドア
ークローザーを建物の取付枠に取り付ける状態を
示す斜視図、第３図はドアークローザー取り付け
状態を示す概略斜視図、第４図は同拡大斜視図、
第５図はドアーが閉じた状態におけるドアークロ
ーザーの横断面図、第６図はドアーを開きかけた
状態におけるドアークローザー取り付け部の拡大
斜視図、第７図はドアーが開いた状態におけるド
アークローザーの横断面図、第８図はブレーキ装
置（シリンダー装置）の断面図、第９図はカム部
材の動作説明要部断面図、第１０図はばね力調整
部の動作説明要部断面図である。１……ケーシング、２……リンク、３……軸、
５……ローラ、７……コイルばね、９……カム部
材、１０……ばね受け部材、１５……ねじ、１８
……カム面、４１……取付枠、４２……ドア、４
６……支持金具、４７……連結金具。 The drawings show one embodiment of the present invention; Fig. 1 is an exploded perspective view of a door closer, Fig. 2 is a perspective view showing how the door closer is attached to a mounting frame of a building, and Fig. 3 is an illustration of how the door closer is attached. A schematic perspective view showing the state, FIG. 4 is an enlarged perspective view of the same,
Figure 5 is a cross-sectional view of the door closer when the door is closed, Figure 6 is an enlarged perspective view of the door closer attachment part when the door is about to open, and Figure 7 is a cross-sectional view of the door closer when the door is open. 8 is a cross-sectional view of the brake device (cylinder device), FIG. 9 is a cross-sectional view of a main part explaining the operation of the cam member, and FIG. 10 is a cross-sectional view of the main part explaining the operation of the spring force adjusting section. 1...Casing, 2...Link, 3...Shaft,
5...Roller, 7...Coil spring, 9...Cam member, 10...Spring receiving member, 15...Screw, 18
...Cam surface, 41...Mounting frame, 42...Door, 4
6...Supporting metal fittings, 47...Connecting metal fittings.

Claims

[Scope of utility model registration request]

One end side of the link is pivotally supported on one end side of a casing serving as the main body of the door closer, a coil spring is provided in the casing, and a spring receiving member is provided which is slidable to receive one end of the coil spring,
A cam member is provided on the spring receiving member, and the cam surface of the cam member is brought into contact with a rake provided at one end of the link to urge the link in a direction to rotate so as to be substantially parallel to the casing; A door closer in which a connecting fitting is pivotally supported at the other end of the link, and the position of the cam member can be adjusted back and forth orthogonally to the longitudinal direction of the casing with respect to the spring receiving member.