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19/Oct
2021
Door Closer Installation Method
1. Doors with heavy doors When installing a heavier door leaf, we should use the upper door frame installation method: install our door closer on the door frame and position it on the side of the d...
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18/Oct
2021
What Problems Are Prone To Improperly Maintained Door Closers?
As a door accessory, the door closer is basically used multiple times a day; problems are prone to occur if you do not maintain it for a long time! common problem: 1. The installation screw is loos...
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17/Oct
2021
Winter Door Closer Maintenance Method
Winter is coming, in order to take measures to prevent freezing and keep warm. Every building in the community basically has door closers that close automatically. It can be said that the door clos...
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16/Oct
2021
Door Closer Production Process
In addition to a good design structure, a door closer with excellent performance also needs to be realized with advanced production technology. This time we want to share with you the main process ...
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15/Oct
2021
Door Closers Must Be Installed in Public Areas. Why?
It is well known that no matter where the fire department is, there are clear indicators for the inspection of fire doors in public places, and the door closers on the fire doors are the key point....
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14/Oct
2021
Floor Spring Installation Steps
A. Draw a line so that the center of the floor spring shaft coincides with the door clamp shaft. B. Make a hole on the ground according to the instructions and the actual object. The size of the ho...
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13/Oct
2021
Floor Spring Structure Composition
The basic configuration of the floor spring is the sky axis and the earth axis (or feet). The sky shaft is an accessory that connects the door frame and the door leaf on the upper part. It consists...
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12/Oct
2021
Floor Spring Product Overview
The floor spring is a hydraulic door closer, but the device that compresses the spring is a worm gear instead of a rack and pinion. Because the floor spring used for two-way door opening has to bea...
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11/Oct
2021
What Is The Floor Spring
The floor spring is a hydraulic door closer, but the device that compresses the spring is a worm gear instead of a gear or rack. Because the worm wheel can rotate forward and backward, the floor sp...