Overvoltage, undervoltage, and phase failure protection device is when there is a voltage drop, overvoltage, or phase failure or phase failure of the electrical circuit, the protection device will ac
GB10055 stipulates that "the top of the cage should be equipped with a control box for maintenance or disassembly, and it should only be allowed to run at a speed not higher than 0.65m/s under the co
The rope ends of the steel wire ropes at all parts should be connected in a reliable way, such as pouring weaving, forging and using wedge-shaped solid parts.
According to the provisions of GB10055, “The basic fence should be equipped with mechanical interlock or electrical interlock, and the mechanism interlock should make the cage can only be located at
Each parking floor of the construction lift shall be equipped with parking safety protection doors.
The last line of defense for the safety of the construction elevator is the buffer on the construction elevator. First, it must be installed.
The elevators on the construction site are frequently operated and the utilization rate is high, but the problem of the intermittent working system of the motor has to be considered, which is the pro
Construction on the construction site, the working environment is harsh, cement, mortar, and dust cannot be eliminated. The gears and racks are ground each other, and the teeth are still in use after
The safety switches of the lift are all designed according to safety needs, including fence door limit, cage door limit, top door limit, limit switch, upper and lower limit switch, counterweight anti
The anti-falling safety device is an important part of the construction hoist, and it is necessary to rely on it to eliminate the occurrence of the cage falling accident and ensure the safety of the
The hydraulic oil forms a certain pressure by the vane pump, and enters the lower end of the cylinder through the oil filter, explosion-proof electromagnetic directional valve, throttle valve, hydrau
With its own walking and steering drive functions, it does not require manual traction or external power supply.
