信三点金A/B/C型

半自动门功能

Semi automatic door function

一种半自动推拉门，包括门框，可在门框的上，下导轨内滑行的门扇，其构造的特点是门扇一侧设有导管，导管上端设有滑轮，一根绳索绕过滑轮将垂重器悬吊于导管内，其另一端与位于门扇另一侧上导轨上的固定块相连接。当推开门扇时，垂重器沿导管上行，当开门的推力消失，垂重器的自重力经绕过滑轮的绳索迫使门扇自动滑回原处。

本导轨系统是一种开创性的侧挂导轨系统，具有滑行无声，负载特重，推拉更轻快，安装更方便，适用于玻璃门，木门，不锈钢门等工程。

A semi automatic sliding door, including door frame, can be in door frame, sliding doors in the guide rail, the characteristic of its structure is one side doors equipped with catheter, tube top with pulley, a rope around the pulley will hang down jack hanging in the catheter, the other side and on the other side of the door leaf connected to the fixed block of the guide rail. When the door fan is pushed open, the heavy weight will go up the pipe, and when the thrust of the door is removed, the gravity of the vertical will force the door fan to slip back to its place by the rope of the pulley.

This guide rail system is a kind of groundbreaking side hanging rail system, has glided silently, heavy load, push-pull more fast, more convenient installation, suitable for glass door, wooden door, stainless steel door and other projects.

半自动门系统（单轮，双轮）

1半自动传动轮，2止动装置，3钢丝，4钢丝固定螺丝，5半自动门连接螺栓，6钢丝锁，7侧盖螺丝孔， 8吊架A，9吊架B，10吊架C，11吊架D，12止动螺丝槽13铝合金导轨，

Semi-automatic door system (single wheel, double wheel)

1、semi-automatic driving wheel，2、stop device，3、steel wire，4、Wire retaining screw，5、Semi automatic door connecting bolt，6、The wire lock，7、Side cover screw hole，8、Hanger A，9、Hanger B，10、Hanger C，11、Hanger D，12、Stop screw groove，13、Aluminum alloy guide rail