QB21-60 and QB21-80 Crankshaft Plunger Pumps

Jining Donghong Machinery Co., Ltd
One stop shop supplier of spare parts and equipment ,Personal Safety Protective Products(PPE) ,Sports & Marine Products ,Fishing Tackle et.

www.dhparts.com

Spareparts1960@foxmail.com

Crankshaft Plunger Pumps

The crankshaft plunger pump is a triple plunger pump driven by crankshaft connecting rod and uses valve distributing mode. Therefore, the crankshaft plunger pump has such advantages as simple structure, convenient maintenance and strong resistance to pollution and is applicable to site operating conditions. The crankshaft plunger pump is used for the system using hydraulic oil as medium.

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

HG4-692-67

Y15-09

GB297-64 2007115

Y07-04

GB97-86 ZX20

Y15-07

GB1243.1-83 10A-3X106

Y07-37

Y07-36

Y07-35

Y07-34

Y07-30

Y07-29

Y07-28

GB879-86 8*45

Y07--26

HG4-692-67

Y15-06

Y15-05

HG4-337-66

Y15-03

Y15-07-00A

Y07-09

Y07-08

QB21-80 Triplex Pump

Jining Donghong Machinery Co., Ltd

China supplier of Oilfield equipment and parts,Safety Products(PPE),Fishing Tackle,Marine product.More info...

Contact us

www.dhparts.com

Spareparts1960@foxmail.com

dh@dhparts.com

SKYPE:spareparts1960

Mobile/WhatsApp:0086-189-5407-9939

The crankshaft plunger pump is a triple plunger pump driven by crankshaft connecting rod and uses valve distributing mode. Therefore, the crankshaft plunger pump has such advantages as simple structure, convenient maintenance and strong resistance to pollution and is applicable to site operating conditions. The crankshaft plunger pump is used for the system using hydraulic oil as medium. 

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

	QB21-80  Triplex Pump
Item	Part No.	Qty
1	Y07-08	6
2	Y07-09	6
3	Y07-07-00A	3
4	Y15-03	3
5	HG4-337-66	3
6	HG4-337-66	9
7	HG4-337-66	3
8	Y15-05	3
9	Y15-06	3
10	HG4-692-67	6
11	Y07-26	3
12	GB879-86	3
13	Y07-28	3
14	Y07-29	3
15	Y07-30	3
16	Y07-34	6
17	Y07-35	6
18	Y07-36	3
19	Y07-37	6
20	GB1243.1-83	1
21	Y15-07	1
22	GB97-86	6
23	Y07-44	1
24	GB297-64	2
25	Y15-09	1
26	HG4-692-67	1