Passenger elevator lobby of the facilities shall meet the following requirements ⑴ Fuji elevator manufacturers introduced passenger elevator aisle width of not less than 1800mm, passenger elevator lobby should be not less than 1500mm × 1500mm wheelchair rotation area. Elevator door and the car floor, it should lay the ground blind tactile prompts; ⑵ passenger elevators summon operating device should be set in the door adjacent layers, Qingyun passenger elevator, while a plurality of elevators arranged face to face, each side should there is an operating system, passenger elevator manufacturers, and a hall operating device can control up to four adjacent elevator, the operating device should be installed in the middle of four elevators. Button outside call operation means the height from the ground is preferably 900 ~ 1100mm, and feedback to make passengers aware of the operation button is operated; passenger elevators are designed to transport passengers elevator, its requirements are a perfect safety as well as certain car interior, it's running at least between two vertical rigid rail, another car size and structure needed to reach out to facilitate passenger loading and unloading cargo, or the like, then take you to know: the operating principle of a passenger elevator. One man grasping hand wheel disc to prevent the release of the brake when, at the same time the car weight imbalance of the case, car accident or move too quickly, then another person installed and the release lever NOTE: Only when the car is moving, only releasable brake, or should be withdrawn immediately available release action. 5, plate car, a man with a mechanically loosening and tightening of the release of the release of the brake disc brake disc with another hand wheel, press the right direction to move the car until the buzzer no longer sounds intermittently, and then remove the brake release lever and gear hand wheel. Passenger elevator supply, Noah Witt elevator (online consultation), Qingyun passenger elevator is provided by the Texas Noah Witt Elevator Company. Texas Noah Witt Elevator Co. (www.dznywt.com) (www.dznywt.com) is an industry leader in Shandong Dezhou, machinery and industrial products, cooperation projects over the years, the company is implementing the scientific management, innovation and development, honesty and trustworthiness policy, and satisfy customer needs. Noah Witt Elevator leadership with the staff warmly welcome all inquiries negotiations to create Noah Witt elevator a better future.