API C series Beam Pumping Units

11. Prime mover can be selected with general motor, frequency adjustable motor, power-saving motor, and diesel or natural gas engine.

10. General V belt or joint narrow V belt is available.

9. Tie down, clamping plates or anchor bolts for fixing the base are available upon requests.

8. Internal expansion or external contracting brake with safety device is easy, quick and effective for operating.

7. Rack and pinion set is adopted on the crank assembly for easy and accurate adjustment of counterweight.

6. Horse head with swinging device move side, hanging, auto-positioning or upwards, is flexible and convenient for well workover.

5. Self-aligning bearing is used on equalizer and crank pin to reduce mounting error and operating vibration.

4.Gear reducer uses herringbone involute or double circular-arc gears with heavy duty and long life.

3.Walking beam is a box or welded H steel beam with high strength, good rigidity and heavy capacity.

2. Rational construction, smooth running, low noise and easy operation.

e. Pumping unit crank counterbalance.

d. Pumping unit beam counterbalance.

c. Pumping unit chain reducer.

b. Pumping unit gear reducer.

a. Pumping unit structure.

1. Pumping units conform to API Spec.11E and it has the same dependability as the Lufkin Pumping Units following parts:

Our company specialize in Pumping units,And Pumping Unit conform to API Spec.11E and it has the same dependability as the Lufkin