Our elevator ownership has more than one million units, and to maintain a 20% annual rate of increase, the market outlook, such a large piece of "cake", each enterprise eating very uneven. Current production elevator manufacturer in more than 80% of multinational companies, including American Otis,

At present, China has reached 2.45 million units with an elevator, but the ratio of the major manufacturer of elevator maintenance since both less than 30%, most of the maintenance repair and maintenance services company in the community to bear. Since some maintenance company strength, incompetent,

Furnace steel machinery parts importance for the equivalent steel furnace man's right hand man, is irreplaceable and indispensable. Quality steel furnace parts can prolong the life of the steel furnace, thereby improving the efficiency of the steel furnace. If there is a fitting appear during the op

Elevator decorating material mainly consists of metal, wood, glass, metal artificial material: mainly stainless steel mainly used in car wall, car door, landing door and door frame decoration. According to the degree of luxury has hairline board, mirror panels, mirror etching plate, titanium plate,

Use the horn to adjust the level of the equipment, and the weight of the equipment can preload the work load and tighten the bolt generated uniformly transmitted to the foundation; elevation and can reach the level of the equipment requirements for foundation secondary grout provides sufficient room

First, we should note attached to the lift up the quality of decoration materials as light as possible, because there is a certain balance between the elevator car and counterweight, not because beautiful and neglect safety.Second, we should try to make the elevator go up and decorating materials at

Heavy diesel than gasoline, the price is higher. But it has a high fuel thermal efficiency, low transportation costs, low air pollution, suitable for long operating at full capacity and other characteristics, in a variety of construction machinery has also been widely used.When the end of the compre

Structural principle 1. Piezo buzzer mainly by multivibrator, piezoelectric buzzer, impedance matching and resonance box, shell and other components. Some of the piezoelectric buzzer shell is also equipped with light-emitting diodes.Multivibrator composed of transistors or integrated circuits. W

Elevator industry development, and economic development and the development of the national real estate market has a close relationship, after the reform and opening up, China brand lift productivity to achieve a hundredfold now growing supply growth has reached fifty times. Today, China has become

Comb Located steps or pallets running entrances, to facilitate the transition of passengers up and down steps or pedal parts and engaging. Also a safety device of the elevator, back comb has micro switch, if the foreign body can snap into the elevator stopped running. Comb plate side sup