Tuesday, December 21, 2010
【 Weak current College 】 configuration high-rise buildings elevator a few problems
Inside the elevator configuration high-rise building on a long time, the high-rise building in transport configuration is limited to the elevator and escalator model of choice, the elevator configuration article some first project overview, then an elevator specifications table column. In fact, the elevator and escalator design is building the largest civil engineering project and it is difficult to change later. Elevator configuration must take into account traffic organization using the function, and other factors, not just load capacity, speed, and stop design issues. Elevator configuration should be raised to and HVAC, plumbing, building automatic control, and other very important extent, and signage, collectively known as the indoor traffic system design, to distinguish them from the road transport system. This article briefly elevator configuration problems.
1 elevator configuration and architecture
Elevator is generally located in the heart of high-rise buildings, so the lift cylinder configuration in the architectural design phase is focused on issues. It is precisely because of the elevator professionals in the design phase, it is difficult to get involved and affected the elevator to a higher deeper direction development.
2 classification on the elevator
Functional classification according to use, the elevator is usually divided into passenger lifts, passenger lifts, escalators and fire service lift, sightseeing lifts, private elevator (such as the freight elevator, escalator) and escalators, etc. Among them, the concept of service ladder is becoming more and more confused with passenger elevator, many elevator manufacturers cancelled the service staircase this ladder, and adopt and passenger elevator the same configuration, the only distinction in grades. The author believes that the concept of service ladder is because it has its specific use. Taking into account the requirements of the recurrent shipment (e.g., cleaning and transporting of bed sheets, necessities, etc. used by the cart), a service elevator cabin depth are relatively large. The current trend is the original offset door to door in minutes, to change from the cabin side, such as the rear car of gravity and the distance increased, for non-complex around the traction machine should note traction capacity issues.
3 load and speed
High-rise buildings in the main passenger elevator capacity is generally 1 250 ~ 1 600kg, speed depending on the itinerary. Past elevator uninterrupted driving full trip time is within in the 50s, in General, as people work pace, this indicator has been increased to 40s. The elevator traffic analysis information documents are available.
4 the elevator stops
Here for building set layout of main passenger elevator on elevator stop design. For centralized, according to the floor of the elevator service object to distinguish between the elevator stops, can effectively prevent different types of customers travelling in the same elevator, comfortable and convenient for users to add. As low as the business layer in the elevator, the high area elevator service to rooms layer services. Another noteworthy is the first layer above the customer go underground. Obviously, all passenger elevator to go to the basement is not desirable. Information display, each additional frequent use of the basement, next to the elevator at run-time increase the 20s. Currently, the group control elevator has arrived in 1-2 of the underground station, when the first floor above the customer to go to the basement, the call to the elevator doesn't have to be able to reach the ground floor of the elevator, if not, ask him to reach the first floor and then pressing the call button for the downlink, interchange with other lift. Solution 3: the first is the elevator group control to one group went to the ground, or on the ground floor of the elevator to go to a separate control, this method will reduce the total transport capacity of the elevator, so go to the ground floor of the elevator transport capacity cannot be fully utilized, if different groups of elevator button is also found that the customer is likely to be registered; second, it is necessary to adopt the staircase Hall choose destination layer control system; the third is the staircase Hall equipped with dedicated to underground, when a customer a dedicated button is pressed, the control system in the elevator to the ground.
The overall design of 5 lifts
The overall design is the work elevator elevator manufacturers according to customer requirements and standards of conduct for elevator elevator overall configuration process, ensuring the safety and quality of the elevator. Practical work, Elevator manufacturers and owners and Design Institute of contact is only started from this time. Lift the overall design of the main issues are: Wells road plane and vertical plane dimensions, Elevator installation, whether you need a security door, car weight and layout change on traction ability, Elevator components configuration, etc. It is important to note that the customers of the cabin decorative requirements affect cabin weight, thus affecting the traction of traction capacity, if the standard Groove and wire rope sales configuration, can cause trouble.
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