What is the abnormal noise of cast iron well cover? How to deal with it? The cast iron well cover makes abnormal noise. Of course, this is an abnormal situation. The sound is likely to be caused by damage to internal parts of the well cover or loosening of the well cover. Many people have not noticed this noise because there are many well covers. There are some ways to prevent falls

The abnormal sound of the cast iron well cover is certainly abnormal, which may be caused by the damage of the internal parts of the well cover or the looseness of the well cover. Many people do not pay attention to such noise because many of the existing well covers have some fall protection functions, but this does not mean that with this function, the noise of cast iron well covers will not cause any safety problems and needs to be handled in a timely manner. The following list will tell you in detail.

First, the method of noise elimination:

1. A little noise is closely related to the jaws of manhole cover and road surface. According to the needs of numerical control processing, plane the not very sharp well ring to make it closely connected with the well ring, thus eliminating the noise caused by vibration.

2. A groove is cut on the well ring by the lathe, and damping rubber blocks are installed in the groove, which can reduce vibration and eliminate noise. In addition, there will be three clips in the well cover, which can be fastened after being covered. The noise elimination effect of well circle is stable.

Second, improve the requirements after tightening:

1. Ensure that the equipment complies with relevant product specifications and traffic load specifications, and is stable with the ground.

2. The connection between the well cover and the base shall be inseparable and firm, with anti-theft function.

When there is a problem with the well cover, that is, there is noise, our attention is very good. It’s not really a security issue. If there is noise, it indicates that there will be a problem with the manhole cover and an early warning message will be generated. We hope that we can pay attention to this situation when using it, check and repair it on time, and prevent small losses.