If you buy cheap elevators, you can choose some small domestic brands; If you buy more expensive elevators, you can consider joint venture brands and domestic big-name elevators. When installing a 7-story elevator, we should not only consider the price, but also consider the future maintenance, spare parts guarantee and after-sales ability.
The structure of private house determines that when choosing domestic elevator or villa elevator, domestic elevator without machine room should be adopted. If an elevator needs to be installed in an existing house, because the original structure of the house can no longer be destroyed, a bottomless pit with its own well should be adopted, thus saving the construction cost and space to the maximum extent and taking care of the appearance and beauty of the house.
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Classification of domestic elevators
1, hydraulically driven
Hydraulic domestic elevator belongs to the traditional domestic elevator design and is widely used in North America and Europe. However, it has some problems, such as oil leakage, environmental pollution, excessive running noise, and wasting a lot of electric energy, which does not conform to the development concept of environmental protection and energy saving in modern elevator industry.
2. Traction drive
The traction villa elevator without machine room, like the passenger elevator, is widely used because of its environmental protection, energy saving and building space saving. The report of World Elevator Magazine predicts that in 20 10, elevators without machine room will account for 80% of the global elevator sales.
3, screw drive
Screw elevator adopts nut and screw drive structure, which also belongs to the elevator without machine room. Because of its safe structure, bottomless pit, no counterweight, no car, self-contained shaft and space utilization, it can be used in villas and duplex buildings, and has been popular in European home market for nearly 40 years.
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