DDZH CDZH Air Operated Elevator

The hydraulic elevator can be devised into a center latch elevator and a side door elevator.

Description

The hydraulic elevator can be devised into a center latch elevator and a side door elevator. By changing the bushing, it can handle drilling pipe, drill collar, casing, and tubing and uses the hydraulic control system, which makes the operation more convenient, effectively reduces the workers’ labor intensity, and improves the work efficiency; it can also realize remote control and make the use safer and more reliable. The products shall be designed and manufactured according to the requirements in API Spec 8C Specification for Drilling and Production Hoisting Equipment.

Specification:

Model Size (in) Rated Cap Short tons
DP with 18°taper Casing DC Tubing
DDZH-250 2 3/8”-5” 4 1/2”-5” 3 1/8”-5 1/4” 2 3/8”-4 1/2” 250
DDZH-350 2 3/8”-6 5/8” 4 1/2”-7” 3 1/8”-6 3/4” 2 3/8”-5 1/2” 350
DDZH-500 2 3/8”-6 5/8” 4 1/2”-7” 3 1/2”-6 3/4” / 500
Model Size Rated Cap Short tons
Rated Cap Short tons Casing DC Tubing
CDZH-500 3 1/2”-6 5/8” 4 1/2” -9 5/8” 4 3/4”-9 3/4” 2 3/8”-4 1/2” 500

Drawing:

drawing

Part list

Item Name and description
1 Body
2 Valve Pin
3 Left Valve
4 Latch pin
5 Latch safety assembly
6 Latch
7 Right valve
8 Lining Plug pin assembly
9 lining
10 Hydraulic pressure Assembly

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