发布人：http://www.kdjlm.com 发布时间：2020-12-22 15:40:46
Nowadays, every household is equipped with a car, and the corresponding garage door is installed. How much do you know about it? Do you know what functions the components of Jinan garage door accessories have? Next, let's follow and help you.
Usually, a complete set of garage door consists of door panel, accessories and door opener. The complete accessories are also called garage door hardware accessories, mainly including balance system (steel wire rope + rope pulley + water pipe + water pipe support + torsion spring), hinge (also known as hinge), guide support (track pulley, etc.).
It is also called hinge, which can be divided into middle hinge and end hinge (side hinge) according to different installation positions. The middle hinge connects two adjacent door panels and makes them rotate relatively. Besides, it also has the function of supporting the roller on the track.
According to the different structure of the door plate, the through hinge is usually divided into two types: ordinary hinge and anti pinch hand hinge. The common hinge is divided into 1-12 types. The quality of the main impact on the operation of the door are: running noise, running resistance, service life, appearance.
How to judge the grade of ordinary hinge and anti pinch hand hinge: hinge (hinge) is just like a human joint, it should have a certain degree of tightness and sensitivity. If the hinge gap is large, it will be loose, and if it is small, it will be stuck.
Jinan garage door
It can be judged from the thickness of the plate, whether the zinc coating is uniform, whether the anti-corrosion treatment is standard, whether there are obvious defects in the appearance, the flexibility of the hinge, the size of the hinge joint gap, whether the card is stuck, and the relaxation. If galvanized sheet shall not have holes. Cracking and scum. The coating is too thick. Abrasions. Chromic acid dirt. White rust and other defects.
2. The balance system of Jinan garage door
The elastic force of spring is used to balance the gravity of door leaf, so as to reduce the resistance of door leaf and operation, and improve the reliability and safety of the system during operation. The torsion spring is the most important part in the balance system. The torsion spring on the door is like the heart of a person, and its function is second only to the motor. A good set of torsion spring is very important for the whole garage door.
The ideal state of a well-balanced garage door. After the clutch of the door opener is released, the door body is held by hand. After a slight force is applied, the door body moves with the force direction. At any position in the whole process of the door body operation, the door body can keep the upper and lower parts moving. The main factors affecting the balance effect are: the quality of the spring is good or bad, and the choice of spring parameters is reasonable. The third is the structural form and manufacturing accuracy of related hardware.
3. Guide support frame
Guide support frame: it refers to the combination of the structure components that guide the running track of the door leaf and support the weight of the door leaf, which is composed of guide rail, roller and various supports supporting the guide rail. The key is the track. The track thickness is 1.5 mm, 2.0 mm, 1.8 mm, 2.5 mm, etc., and there is even 1.2 mm in China. Although the price has been reduced, there are hidden dangers in the safety of such a thin track, which will greatly reduce the service life of the door. It is recommended not to use it.
The above is the introduction of Jinan garage door accessories three major components of the relevant content, I hope these contents can help you, want to know more details can pay more attention to the website dynamic.