Q:Construction site construction elevator and tower crane, which unit security check and acceptance?

Inspection by the quality supervision bureau special equipment inspection department.

Q:Can a construction elevator use a single cage

Can use single hanging cage, an accident is a management issue could not be struck down so many people, if such construction lifter dual-use goods elevator belongs to the people, 19 people find this elder brothers say batter to death then top with manned elevator nor safe, in fact is a regular inspection, site do not have an accident can only say that the site is too lax

Q:How many meters is the wall of the construction elevator?

The height is greater than 60 meters every six meters.

Q:The working principle of construction elevator

How the elevator works: The main bearing structure is self-formed system, which is low on construction. It more driven by force, drive devices are installed on the hanging basket, through the gear and rack drive system, the mutual cooperation, so as to realize the rise and fall of the elevator.

Q:Elevator installation approach, need to give the total package (inspect) what data, come a master to answer the detail point

Supplement: Component members: project manager, safety personnel, inspectors, field director, technical director, foreman, elevator operation (mechanical, electrical installation and maintenance) welders, electricians, scaffolder, etc. The subcontract unit project manager shall have a certificate of construction, and special work shall be given the special work certificate. If the special work certificate is outside the province and province, the construction committee of the construction site should be put on the record.

Q:How does the driver of the construction elevator do the search for a sudden power failure

When the elevator in the operation of the midway stop due to power outages or other reasons, the manual can be decreased, the end of a motor brake electromagnet manual release slowly shake handshandle pull outward, slowly slide down the ladder cage, ladder cage fall shall not exceed the rated speed, manually drop must be conducted by professional maintenance personnel.

Q:The construction elevator should have those procedures

Construction elevator installation unit must have issued by the construction administration department of lifting equipment installation project specialized contracting qualification and construction enterprise safety production license, and within the scope of the qualification licensing business engaged in the installation of construction lifter removed.

Q:Are there any good signs in the construction elevator door

Referring to the unified code of construction safety technology of GB 50870-2013, and the construction safety inspection standard JGJ59-2011

Q:The maximum allowable deviation of the vertical is the vertical degree when the construction elevator is installed

5 kinds of circumstances. 1: the height of the elevator guide frame is less than 70 meters, and the vertical deviation should not be greater than one in 1000 of the height of the guide frame. (assuming the rail frame is 70 meters high, the deviation cannot be greater than 70mm) 2: the rail frame is greater than 70 meters and is less than 100 meters, and the deviation is less than or equal to 70 mm. 3: the guide frame is larger than 100 meters and is less than 150 meters. The deviation is less than or equal to 90 mm. 4: the guide frame is larger than 150 meters is less than or equal to 200 meters. The deviation is less than or equal to 110 mm. 5: the guide frame is greater than 200 meters, and the deviation is less than 130 mm. This is based on the requirement of 5.2.2.1 from GB10054 to 2005. (it used to be a direct copy.)

Q:Is there any violation of the law after the construction elevator is scrapped?

More than eight years will not give you the advice to get the factory refurbished