Adaptor Mast From 2m L60 To 1.6m K40

Products Specification

Type , Model: Adaptor Mast From 2m L60 To 1.6m K40

Size: 2M down side,  1.6M up side, 

Use for from down side 2m type L68A1, L68B1 ,L68B2 , L68B3 mast Transfor to up side K40 , K437, K439 Mast 1.6m

Materials: Q345B

Process: Blasting derusting, 

Painting:  Under painting , Middle painting, Surface painting.

Our factory produce and supply almost all famous brand tower crane :Mast section, Anchor Frame, Fixing angle ,Adaptor and so on as good quality and price.

Adaptor Mast From 2m L60 To 1.6m K40

Tower Crane Knowledge sharing：

What are the specific requirements for tower crane grounding devices

The tower crane USES the electricity the voltage is big, when USES, should do the electricity safety matters. It is very important to do a good job of grounding device of tower crane. So, what are the specific requirements of tower crane grounding device

1. The grounding resistance of working grounding and protective grounding shall not exceed 4 ohms, and the grounding resistance of repeated grounding and lightning protection shall not exceed 10 ohms.

Adaptor Mast From 2m L60 To 1.6m K40

2. grounding wire application yellow green special protection wire, due to the effect and the lightning protection, appropriate USES Φ 25 was above the multi-strand copper core.

3. should not be less than two grounding body, the steel tube Φ 33 - Φ 45 mm, Angle of 40-60 mm, 2 meters long, galvanized anti-rust, vertical buried, top 0.5 meters into the ground.

4. The connection between the conductor and the grounding body must be firm, welded or pressed.

In the daily work, how to carry on the tower crane safety inspection

In the daily work, how to carry on the tower crane safety inspection? What inspection should be done to the tower crane by the safety maintenance staff every day?

1. inspection tower crane parts, protective installation, the task of the mechanism should be incomplete.

Adaptor 2m L60 To 1.6m K40

2. tower crane must have sensitive hook, rope barrel, broken rope insurance installation, must have useful ultra high limit, amplitude limit, travel limit, torque restraint and cab lift limit, etc.

3. In the walking field of tower cranes, cables shall not have connectors, good cable coiler, and cables shall not be dragged and pulled randomly.

4. Check the hydraulic jacking mechanism. The oil route should not leak and the air should be emptied.

5. The metal components of the tower crane are free from distortion and corrosion, and the welding seams are not cracked.

Adaptor 2m L60 To 1.6m K40

6. Before operation, the track clamp shall be lifted, obstacles on the track shall be removed, the splint screw shall be screwed, and the lifting shall be inspected and tested before operation.

7. Before lifting the board, check and confirm that the rope enters into the pulley groove, each part is in place correctly, the rail clamp is tightened, the increasing pressure is in place, and the fastening of the joint part is secure.

Adaptor 2m L60 To 1.6m K40