JPS5985882U

JPS5985882U - Sliding door automatic closing device

Info

Publication number: JPS5985882U
Application number: JP18329482U
Authority: JP
Inventors: 西川　佳伸
Original assignee: ダイハツデイ−ゼル株式会社
Priority date: 1982-12-02
Filing date: 1982-12-02
Publication date: 1984-06-09
Also published as: JPH0429020Y2

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 the drawing]

第１図は間口と扉との関係を示す平面図、第２図は従来
の自動閉鎖装置を示す図面、第３図はこの考案に係る自
動閉鎖装置を備えたスライド式ドアの正面図、第４図は
第一１図のＸ矢視側面図、第５図Ａはスライド式ドアが
全閉時の平面図、第５図Ｂはスライド式ドアが全開時の
平面図、第６図は全閉時の自動閉鎖装置の断面−１第７
図は全開′時あ自動閉鎖装置の断面図、第８図は作動時
の寸法関係を示す図面である。１・・・ろライド式ドア、２・・・自動閉鎖装置、３・
・・固定ドア、４・・・建物、４ａ・・・縦枠、５・・
・外筒、６・・・中筒、７・・・内筒、８，９・・・外
筒支持金具、１０・・・ピストン、１１・・・圧縮スプ
リング、１２・・・リング、１４・・・調整リンク、１
６・・・引張スプリング、１９・・・速度調整弁、２０
・・・逆止弁、２２・・・室。Fig. 1 is a plan view showing the relationship between the frontage and the door, Fig. 2 is a drawing showing a conventional automatic closing device, Fig. 3 is a front view of a sliding door equipped with the automatic closing device according to this invention, and Fig. 2 is a drawing showing a conventional automatic closing device. Figure 4 is a side view in the direction of the X arrow in Figure 11, Figure 5A is a plan view when the sliding door is fully closed, Figure 5B is a plan view when the sliding door is fully open, and Figure 6 is a plan view when the sliding door is fully open. Cross section of automatic closing device when closed - 1 No. 7
The figure is a sectional view of the automatic closing device when fully opened, and FIG. 8 is a drawing showing the dimensional relationship during operation. 1... Roride type door, 2... Automatic closing device, 3...
...Fixed door, 4...Building, 4a...Vertical frame, 5...
・Outer tube, 6... Middle tube, 7... Inner tube, 8, 9... Outer tube support fitting, 10... Piston, 11... Compression spring, 12... Ring, 14...・Adjustment link, 1
6...Tension spring, 19...Speed adjustment valve, 20
...Check valve, 22...chamber.

Claims

[Scope of utility model registration request]

An outer cylinder support fitting with an elongated cylindrical outer cylinder attached to both sides is installed in the front and rear frames at the upper end of the sliding door, and a piston is slidably fitted into the outer cylinder. , the inner cylinder with the piston fixed to one end is fitted into the outer cylinder with a gap therebetween, and a compressed compression spring is provided between the piston and the outer cylinder support fitting in the gap; an inner cylinder is slidably fitted into the cylinder, and the other end of an adjustment link having one end fixed to the vertical frame of the building is screwed into one end of the inner cylinder so as to be connected in a length-adjustable manner, and - A tension spring is stretched between the adjustment link and the piston to form a chamber surrounded by the piston, an outer cylinder, and an outer cylinder support fitting that are moved by the tension spring when the door is opened, and a chamber is formed that is moved by the tension spring when the door is opened. An automatic closing device for a sliding door, characterized in that the outer cylinder support fitting is provided with a speed regulating valve that adjusts the amount of compressed air discharged into the room when the door is closed.