JJ 600mm-1200mm Two Panels Center Opening Landing Door Type Of Elevator

The Two Panels Center Opening Landing Door: A Study in Efficiency and Elegance

The Two Panels Center Opening Landing Door represents a pinnacle of functional design and streamlined operation in vertical transportation systems. As the most common and recognizable type of elevator door, its operation is both intuitive and highly efficient. The system consists of two door panels that meet precisely at the center of the doorway opening. Upon arrival at a landing, the doors are activated by the elevator's control system; the two panels slide apart symmetrically, moving in opposite directions to retract into the door pockets within the elevator car and the surrounding shaft wall.

This center-opening configuration offers significant advantages. Primarily, it requires only half the travel distance compared to a single-speed sliding door to achieve a full opening. This allows for a faster opening and closing cycle, reducing passenger waiting time and improving the overall traffic handling capacity of the building. The symmetric motion provides a wide, unobstructed entrance exactly where passengers expect to board and alight—directly in the middle of the cab. This facilitates a smoother and more orderly flow of traffic, especially during peak hours.

Beyond pure function, the design carries an inherent sense of balance and modern elegance. The symmetrical split is visually pleasing and signals a clear, accessible pathway. Constructed from durable materials like brushed or polished stainless steel, bronze, or glass, these doors are engineered for millions of cycles of reliable operation. Safety is paramount, featuring sophisticated systems like reopening devices upon obstruction and light curtains that detect any interference.

In essence, the Two Panels Center Opening Landing Door is a masterpiece of everyday engineering. It is a perfect marriage of form and function, providing a reliable, safe, and efficient interface that seamlessly connects the static world of a building's floors with the dynamic movement of the elevator cab, all through its simple, graceful, and symmetrical opening motion.

FAQ
1. Are the elevator wire ropes durable?
The elevator wire rope has special provisions and requirements. Configuration is not only for wire rope and rated load, but also considered the size of the traction, as a result, the tensile strength of wire rope is greater than the weight of the lift. The safety factor is equipped with more than four wire rope. So it won’t break at the same time.
2. Is it dangerous for power failure suddenly during the elevator running?
If it occurs, the elevator will automatically stop due to the electrical and mechanical safety device. In case of power failure,elevator brakes will automatically taken. In addition, the power supply departments such as planned outage, prior notice are also operating.
3. Will us be hurt when it closed suddenly?
In the closing process, if people touch the hall door, the door of elevator will automatically restart without any danger. With anti clamping switch, once the gate touched, this switching action make the elevator unable to be closed and even reopened. In addition, closing force is also available here.
4. How the elevator running?
Elevators are operated with a counterweight wire rope through the (tractor) traction drive, making ups and downs on the guide rail.
5. Is the escalator installation complicated?
We believe the functions of an escalator are not necessarily proportional to the operation complexity. Therefore, escalators designed by us apply an integrated structure, so that the equipment is more precise and more efficient and allows easier and more convenient commissioning.
6. Do you have any cerifications?
Yes, we do with ISO9001 / CCC / CE Certificates for u.

We offer 3 year quality guarantee for all products. Our main products are: Elevator Buttons, Elevator Light Curtain, Photoelectric Switch, Elevator Display, COP & LOP, Traction Machine, Door Mechanism. And we provide best prices on: Guide Rail, Guide Shoe, Counterweight Filler, Rope fastening, Wire Rope, Safety Gear, Speed Governor, Oil Buffer, Maintenance box, Emergency leveling device, Elevator Intercom, Limit Switch, Fans and other parts for elevator. 

China leading provider of #Elevator and #ElevatorParts, SHANGHAI SUNNY ELEVATOR CO. ,Shanghai Sunny Elevator Co., Ltd
TOP3 Elevator parts exporter in China, exported 7443 containers to 82 countries.
Support one-stop service, currently serving more than 3,000 overseas customers.
If you have any questions, please feel free to ask us.

Why choose us?
Shanghai Sunny Elevator Co., Ltd, founded in 1992, is a 33-year professional manufacturer specializing in designing and producting Opto-Electro-Mechanical products.
Sunny Elevator has started import and export since 2012.
We have experience in exporting all kinds of elevator parts and complete elevator to 80 countries all over the world.