How to adjust door spring
Door spring is an important component in the door control system, mainly used to control the automatic closing speed and strength of the door. Properly adjusting door springs not only extends the life of your door, but also improves your experience. This article will introduce the door spring adjustment method in detail, and attach the hot topics and hot content in the past 10 days to help you better understand the related technology.
1. Basic structure and working principle of door spring

Door springs usually consist of spring body, adjusting screws and fixed brackets. Its working principle is to control the closing speed and strength of the door by changing the tension of the spring by adjusting the screw. The following are common types of door springs:
| Type | Features | Applicable scenarios |
|---|---|---|
| single arm spring | Simple structure and easy adjustment | Household doors, light doors |
| double arm spring | Greater strength and high stability | Commercial doors, heavy doors |
| hidden spring | Beautiful and does not take up space | High-end residences and offices |
2. Door spring adjustment steps
Adjusting door springs requires certain skills. Here are the detailed steps:
1.Determine the adjustment direction: Usually, turning the adjusting screw clockwise will increase the spring tension and the door closing speed will be faster; turning it counterclockwise will reduce the tension and the door closing speed will be slower.
2.Test the door closing effect: After each adjustment, gently push the door and observe whether its closing speed and strength are appropriate.
3.Fine-tune to ideal state: If the door closes too quickly, turn the screw counterclockwise; if it closes too slowly, turn it clockwise.
4.Fixed adjusting screw: After the adjustment is completed, make sure the screws are tight to avoid loosening.
3. Hot topics and content in the past 10 days
The following are the hot topics and content related to door springs on the Internet in the past 10 days:
| topic | heat index | Main content |
|---|---|---|
| Smart door spring technology | 85 | Discuss how to adjust door springs remotely via smart device |
| Door spring noise problem | 78 | Analyze the causes and solutions of door spring noise |
| Energy-saving door spring design | 72 | Introducing the working principle of new energy-saving door springs |
| DIY Door Spring Adjustment Tutorial | 65 | Share users’ experience in adjusting door springs by themselves |
4. Frequently Asked Questions
1.Door spring still cannot close properly after adjustment: The spring may be aged or damaged. It is recommended to replace it with a new spring.
2.Adjustment screw cannot be rotated: Check whether the screws are corroded, you can use lubricating oil to assist.
3.The door makes an unusual sound when it is closed: It may be that the spring installation is not firm and needs to be re-fixed.
5. Summary
Adjusting door springs may seem simple, but it requires patience and skill. Through the introduction of this article, I believe you have mastered the adjustment method of door spring. If you encounter more complex problems, it is recommended to consult a professional repairman. At the same time, paying attention to hot topics can help you understand the latest door spring technology and development trends.
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