Special well lid of electric power well

• Main Author: HUANG WANJIN
• Format: Patent
• Language: English
• Published: 20.01.2016
• Subjects: EMBANKMENTS; EXCAVATIONS; FIXED CONSTRUCTIONS; FOUNDATIONS; HYDRAULIC ENGINEERING; SOIL SHIFTING; UNDERGROUND OR UNDERWATER STRUCTURES

The utility model provides a special well lid of electric power well respectively opens and close the limit and is formed with the first buckle setting element of opening and close the limit range in two at least edges, and square well seat is formed with two at least and the corresponding complex second buckle setting element of each first buckle setting element difference. Thus, the utility model discloses break through the structural form of traditional well lid, at the in -service use in -process, each first buckle setting element of each side's lid can carry out the balanced location of multiple spot to each side's lid with each second buckle setting element one -to -one buckle together, the pivoting point of this setpoint and each side's lid cooperatees and forms effective location of multiple spot face formula, back production removal and collision etc. Are being closed to the side's of avoiding lid, the square lid of overcoming traditional side's well lid can take place to move and sends strong noise and easy defects such as damage with collision each other because of the time spent of doing that receives power such as wheel roll extrusion. Therefore, the utility model discloses effectively the noise control produces, and the other side's lid and whole side's well lid all have the guard action, increase of service life, and the practicality is strong.