Description
Crankshaft Plunger Pumps
The crankshaft plunger pump is a triple plunger pump driven by crankshaft connecting rod and uses valve distributing mode. Therefore, it has such advantages as simple structure, convenient maintenance and strong resistance to pollution and is applicable to site operating conditions. It is used for the system using hydraulic oil as medium.
Main performance parameters：
| Model | QB21-80 | QB21-60 |
| Rated operating pressure MPa | 21 | 21 |
| Theoretical displacement (ml/r) | 82 | 60 |
| Motor power Kw | 18.5 | 15 |
| Weight Kg | 200 | 200 |
Main parts include:
| 1. Crankcase | 12. Connecting rod nut |
| 2. Pump head | 13. Retainer ring |
| 3. Spring | 14. Crosshead shaft |
| 4. Oil feeding and drain valve core (valve body) | 15. Crosshead |
| 5. Valve seat | 16. Air ventilator |
| 6. Packing front sleeve | 17. Connecting rod |
| 7. V-shaped sandwiched fabric seal ring assembly | 18. Crankshaft |
| 8. Packing box | 19. Bush |
| 9. Packing pressing sleeve | 20. Bearing |
| 10. Packing gland nut | 21. Oil scale |
| 11. Plunger | 22. Oil seal |
Our company has been in the oil & gas drilling equipment industry for over more years, We are here to serve all your drilling equipment needs.
Reviews
There are no reviews yet.