sludge drainage pump 5g

Dredger gearbox_NGC Marine - Nanjing High Accurate Marine Equipment Co.,Ltd

Dredger gearbox

Integrated with the global advanced designing technology into our own experience, NGC R & D team has developed out the transmission solutions of dredgers, which can meet the developing requirements of large size and diversification. We are able to satisfy the requirement of equipment interface and whole-set performance according to performance and matching between the equipments.

Till today, we have developed out a series of transmission systems with NGC IP rights, such as submerged cutter gearbox, cabin dredge pump gearbox, submerged dredge pump gearbox, high pressure water pump gearbox, hydraulic pump gearbox, bucket wheel gearbox, pivot shaft gearbox, etc. and have been widely used in various types of dredgers.

Submerged cutter

Dredge pump

Submerged dredge pump

High pressure water pump

Pivot shaft / Bucket wheel gearbox

Product application

Submerged cutter drive system

Apply for the submerged cutter driving section of large cutter dredger. Features of work condition: soil sand; have high requirement of sand prevention and sealing; low RPM, super large torque, large ahead and astern pull, deep water operation (max. operating depth of water 35m).

Designing solution of submerged cutter driving system of 3500m3 cutter dredger

Applies for 6000m3 cutter dredger

Applies for 4500m3 cutter dredger

Applies for 3500m3 cutter dredger

Dredge pump driving system in cabin

Apply for large submerged dredge pump driving section of cutter dredger, hopper dredger and bucket wheel dredger.Features of working condition: big change to the sand and water density, different speed conversion, super large torque, big pull, compartment transmission.

Designing solution of cabin pump driving system of 8000m3 hopper dredger

Double ratio gearbox

Applies for 8000m3 hopper dredger

Dredge pump gearbox integrated-in-one

Applies for 4500m3 cutter dredge

Submerged dredge pump driving system

Apply for the submerged dredge pump driving unit of large cutter dredger and bucket wheel dredger.Features of work condition: big variation of sand and water density, deep water operation (max. operating depth: around 30m), high requirements for sand prevention and seal, super large torque and large pull.

Designing solution of submerged pump driving system of 3500m3 cutter dredger

Submerged dredge pump gearbox(long shaft line)

Applies for 3500m3 cutter dredger

Submerged dredge pump gearbox

(Single input 8 outputs)

Dredge pump & gearbox integrated-in-one

(Horizontal section)

Applies for 4500m3 cutter dredger

Dredge pump & gearbox integrated-in-one

(Vertical section)

Applies for 4500m3 cutter dredger

High pressure water pump gearbox

Apply for the hydraulic station driving unit of piling barges and large cutter dredgers. Features of work condition: drive multi-pumps, high output speed.

High pressure water pump gearbox

Applies for 11000m3 hopper dredger

Hydraulic power pack gearbox

Apply for the hydraulic station driving unit of piling barges and large cutter dredgers. Features of work condition: drive multi-pumps, high output speed.

Hydraulic power pack gearbox(single input 6 outputs)

Pivot shaft gearbox

Apply for submerged dredge pump driving unit of large cutter dredger and bucket wheel dredger.Features of work condition: big variation of sand and sand density, high requirement of seal, super large torque, the output side can rotate with bridge rack freely.

Bucket wheel gearbox

Apply for submerged bucket wheel driving section of large bucket wheel dredgers.Features of work condition: deep water operation (max. operating depth: around 35m), high requirement of sand prevention and seal, low rpm, super large torque, big shock, abut against the soil sand.