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Door Closer Timely Closure
Sep 12, 2017

Door Closer Timely closure

What are the door closers?

The door closer is a similar spring-like hydraulic pressure, when the door is opened after the release by compression, the door automatically shut, like the role of the spring door, you can ensure that the door is opened, accurate and timely closure to the initial position The

Closed door sorting

1, built-in door top door closer

The built-in door spring is composed of a hydraulic buffer spring mounted on the door leaf and a slide rail and a slide and a link mounted on the door frame.

2, exterior door closed door

The exterior door closer is equipped with a hydraulic buffer pump device that automatically closes the door. Its main feature is the door when the speed is slow, and no sound after the closure of the sound.

3, bottom spring

Bottom spring or automatic door arch, divided into horizontal and straight two. The bottom spring consists of two parts. The upper part is the top shaft and the top shaft sleeve, the lower part is the bottom shaft and the spring body. Its role is equivalent to double hinge hinge, can open the door automatically shut down.

4, to spring

The ground spring consists of two parts. The upper structure of the top shaft and the top axle sleeve, the lower structure for the rotary shaft and base. The ground spring not only automatically closes the door, runs smoothly, no noise, but also adjusts the speed at which the door is automatically closed. How to install the door closers? Door closers installation method steps Daquan

Door closers are mainly used in commercial and public buildings, but are also used at home. They have many uses, the most important of which is to make the door closed by itself, to limit the spread of fire and ventilation within the building. So, do you know how to install the door closer? The following is to introduce you to the door closet installation method steps Daquan.

1, exterior door closed door

The exterior door closer is equipped with a hydraulic buffer pump device that automatically closes the door. Its main feature is the door closed when the speed is slow, and after the closure of no collision sound, it can be used for schools, hospitals, office buildings and hotels on the door.

Step 1: Install the body

Door closers can only be installed in the upper part of the door near the hinge side, the body without the speed of one end of the screw, facing the hinge, otherwise, the goalkeeper can not be opened, if forced open, the door closers, doors and door frame that slot will be destroyed. With four screws to the body fixed on the door, and then put the lever into the top of the gear shaft, the other end of the cap, tighten the fastening screws.