首先我认为要解决电梯噪音问题，得先确认产生电梯的噪声“音源”在哪里。从我们目前接触的受电梯噪音干扰的个案分析，产生噪音的音源主要有三种。现将三种情况介绍如下： 一、噪声主要是由电梯主机及机房控制柜发出 这种情况较为普遍，开发商为了设计的完美，节……

The effect of noise reduction of elevator is the most concerned core issue of every household deeply troubled by elevator noise. In particular, the noise standard value of domestic elevator equipment only considers the operation comfort of the equipmen

Finally, we can see the moon - the elevator noise drops below 30 decibels! Although it's late to go back to the rental office, I can't help but come up and announce the good news: Today, the noise reduction company completed the noise reduct

First of all, I think to solve the problem of elevator noise, we must first confirm where the "sound source" of elevator noise is. In order to facilitate the judgment and analysis of "elevator noise source" by the owners who are not fa

First of all, I think to solve the problem of elevator noise, we must first confirm where the "sound source" of elevator noise is. In order to facilitate the judgment and analysis of "elevator noise source" by the owners who are not fa

Medical experts believe that: pregnant women in the long-term noise environment of more than 50 decibels, will make endocrine gland dysfunction, and appear mental tension and endocrine system disorders. Serious can make blood pressure rise, fetal anoxia a

Author: Mr. elevator With the rapid development of real estate in China, "elevator" has become an indispensable means of vertical transportation in people's life. In a short period of more than ten years, China's internal elevator ind

Under the background of green and low-carbon economy going deep into all fields of society, based on building environmental protection, energy saving and maximum saving of building area and building projection height, the inorganic room elevator products