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  • Seven Things to Know About Elevator Maintenance

    Seven Things to Know About Elevator Maintenance

      How to properly carry out elevator maintenance, effectively eliminate elevator accidents and extend the service life of elevator equipment? 1. According to the requirements of the State Quality Supervision Department, select and hire a qualified professional elevator maintenance company and sign a standard elevator contract; 2. Organize elevator safety common sense propaganda, conduct on-site lectures and exchange learning, and prepare a propaganda booklet for elevators; 3. According to t... read more

    Mar 06,2020 News
  • Modern elevator control uses the range coding method

    Modern elevator control uses the range coding method

      In the design of the elevator, the elevator car and the counterweight are respectively suspended at both ends of the slewing wheel, and the elevator car is importantly lighter. When the elevator is idling, the lighter elevator car does not fall; There are at least five steel cables for hanging elevators and counterweights. Each wire rope is composed of multiple strands of steel wire, and each wire rope can withstand more than three times the weight of the elevator car. One-time breaking i... read more

    Mar 14,2020 News
  • The Safety device of elevator

    The Safety device of elevator

      1. Mechanical safety device A.Safety rails with straight rail and overspeed brake can not only ensure that the elevator runs on the same vertical line, but also prevent the car from falling at high speed; B.Configuring a steel wire rope that suspends several times the weight of the elevator car to prevent the elevator from falling due to the broken wire rope; C.When the power is on, the brake system can be released to prevent the elevator from running out of power and any other abnormal c... read more

    Mar 20,2020 News
  • Standard operation in the elevator maintenance process

    Standard operation in the elevator maintenance process

      In the elevator maintenance process, in addition to the maintenance guardrail at the base station of the elevator, if the floor door is required to be opened on other floors and the car is not on the floor of the opening door, then the floor should also be Set up the guardrail. In order to prevent the elevator user from being careless, as long as the floor door is opened, the accident of falling into the hoistway will occur. The elevator key management system: the elevator special key inc... read more

    Mar 28,2020 News
  • The lower edge of the guide rail should be strictly checked

    The lower edge of the guide rail should be strictly checked

      The landing door of the elevator is suspended on the sill rail of the elevator landing door by a hanging wheel on the suspension plate, and one side of the suspension plate is provided with a suspension wheel and a restriction hanging wheel to release the limit eccentric wheel from the guide rail. It is not difficult to see that the suspension wheel of the landing door is a "flange wheel" that acts as a guide for the layer door to run along the guide rail. Therefore, in order to limit the... read more

    Apr 03,2020 News