Submersible Thruster

Low-speed submersible thruster adopts a reduction device, with two types of reducers: cycloidal pinwheel and gear reducer, depending on working conditions and user requirements. This product features low power (1.5-7.5 kW), low speed (36-115 r/min), and a large impeller diameter (1100-2500 mm), providing a wide range of services.
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Description
Overview

 

Submersible truster equipped with polyurethane fiberglass or stainless-steel banana-shaped blades precision-cast to meet hydraulic design requirements, the blades have smooth curved surfaces, streamlined shapes, and are lightweight, high-strength, and excellent in corrosion and abrasion resistance. These characteristics ensure good scouring effect with the liquid at low rotational speeds, thereby creating an optimal water flow. In addition to mixing and stirring functions, this series of products also serves to propel and create water flow.

 

Applications

 

  • Wastewater Treatment 

Ideal for aeration basins and equalization tanks, while ensuring water quality and increasing biological process efficiency.

  • Aquaculture

It enhances water circulation in fish and shrimp farms, producing healthier living conditions, and reducing bottom sediment accumulation.

  • Lakes, Rivers & Reservoirs

In stagnant or poorly circulated water bodies its promote oxygenation and reduce eutrophication.

  • Cooling & Industrial Systems

Provides sufficient supporting of effective water circulation in the industry cooling systems, improving heat exchange and enhancing the operation efficiency.

 

Mainly used in the mixing, stirring, and circulation processes of municipal and industrial wastewater treatment. It can also be used for the maintenance of landscape water environments. By the rotational movement of the impeller, it creates water flow, improves water quality, increases oxygen content in the water, and effectively prevents the deposition of suspended solids.

 

Working Conditions

 

  • Liquid temperature: ≤ 40℃
  • PH: 5~9
  • Liquid density: ≤1150kg/m3
  • Max working depth: 20m

 

Parameters

 

Model

Power

(kW)

Current

(A)

Impeller

(mm)

Speed

(r/min)

Thrust

(N)

Weight

(KG)

Installation

System

QJB1.5/4-1100/2-65

1.5

4

1100

65

1100

135

System IV

QJB2.2/4-1100/2-96

2.2

6

1100

96

1970

135

System IV

QJB2.2/4-1400/2-63

1400

63

1640

135

System IV

QJB2.2/4-1600/2-56

1600

56

1850

135

System IV

QJB2.2/4-1800/2-38

1800

38

1880

162

System IV

QJB2.2/4-2200/2-32

2200

32

1810

162

System IV

QJB3/4-1100/2-115

3

8

1100

115

2410

135

System IV

QJB3/4-1400/2-65

1400

65

2180

135

System IV

QJB3/4-1600/2-48

1600

48

2140

135

System IV

QJB3/4-1800/2-42

1800

42

2360

162

System IV

QJB3/4-2200/2-38

2200

38

2140

162

System IV

QJB3/4-2500/2-32

2500

32

2090

175

System IV

QJB4/4-1100/2-135

4

9

1100

135

2930

135

System IV

QJB4/4-1400/2-115

1400

115

2430

135

System IV

QJB4/4-1600/2-65

1600

65

2520

135

System IV

QJB4/4-1800/2-56

1800

56

2750

165

System IV

QJB4/4-2200/2-42

2200

42

2780

165

System IV

QJB4/4-2500/2-42

2500

42

2850

185

System IV

QJB5/4-2200/2-48

5

13

2200

48

2960

180

System IV

QJB5/4-2500/2-42

2500

42

3090

205

System IV

QJB7.5/4-2500/2-42

7.5

17

2500

42

3980

210

System IV

 

The above mixer parameters are obtained under the test of voltage of 380V and frequency of 50Hz.

 

Dimensions chart

 

image003

 

Model

L

ø

Hole size for installation

(mm)

(mm)

(mm)

QJB (1.5~4)/4-1100/2

1030

1100

1400*1400

QJB (2.2~4)/4-1400/2

1030

1400

1400*1400

QJB (2.2~4)/4-1600/2.

1030

1600

1400*1400

QJB (2.2~4)/4-1800/2

1030

1800

1400*1400

QJB (2.2~5)/4-2200/2

1130

2200

1500*1500

QJB (3~7.5)/4-2500/2

1130

2500

1500*1500

 

Structure Diagram

 

image005

 

Flow Field Diagram

 

image007

QJB1.5/4-1100/2-65 QJB2.2/4-1100/2-96
QJB2.2/4-1600/2-56
QJB2.2/4-1400/2-63
QJB2.2/4-1800/2-50
QJB2.2/4-2200/2-42

 

image009

QJB3/4-1100/2-115
QJB3/4-1600/2-48
QJB3/4-2200/2-38
QJB3/4-1400/2-65
QJB3/4-1800/2-42
QJB3/4-2500/2-32
QJB4/4-1100/2-135
QJB4/4-1600/2-65
QJB4/4-2200/2-42
QJB4/4-1400/2-115
QJB4/4-1800/2-56
QJB4/4-2500/2-42

 

image011

QJB5/4-2200/2-48
JB5/4-2500/2-42
QJB7.5/4-2500/2-42

 

Installation System

 

image013

 

Installation Ⅳ
1. The connection shall be expansion boll between side support & a tank wall.
2. Please inform tank depth when you put order to us.
 

Project Sites

 

product-788-1953

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