Multistage Self-Priming Pump


Multistage Self-Priming Pump
USM, UBM, MEF types
(PAT.)

High head type with high performing self-priming mechanism

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Structure

USM type
Multistage Self-Priming Pump


Part name
1

1st-stage suction casing

2

1st-stage casing

3

2nd-stage suction casing

5

Rear-final-stage casing

6

Multistage casing

7

Multistage guide vane

8

2nd-stage suction port

9

1st-stage impeller

10

Multistage impeller

13

Casing bush

14

Impeller spacer

16

Shaft

17

Crossover pipe

18

Ball bearing

19

Ball bearing

20

Exhaust valve


UBM type
Multistage Self-Priming Pump



Part name
1

1st-stage suction casing

2

1st-stage casing

3

2nd-stage suction casing

4

Rear-stage suction casing

5

Rear-final-stage casing

6

Multistage casing

7

Multistage guide vane

8

2nd-stage suction port

9

1st-stage impeller

10

Multistage impeller

11

Seal impeller

12

Seal impeller case

15

Front-final-stage casing bush

16

Shaft

17

Crossover pipe

18

Ball bearing

19

Ball bearing

20

Exhaust valve


MEF type
Multistage Self-Priming Pump



Part name
1

1st-stage suction casing

2

1st-stage casing

3

2nd-stage suction casing

4

Intermediate-stage casing

5

Intermediate-stage guide vane

6

Final-stage casing

7

Balancing chamber cover

8

1st-stage guide vane

9

Guide vane

10

1st-stage impeller

11

Multistage impeller

12

Seal impeller

13

Exhaust cover

14

Balancing drum

15

Balancing drum bush

16

Balancing disk

17

Shaft

18

Ball bearing

19

Ball bearing

20

Balancing pipe



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