Product Description

Hot sale: low noise,no leakage, no additional cost for rigid shaft coupling magnetic couple motor couplings

Introduction of rigid shaft coupling magnetic couple motor couplings

Magnetic shaft coupling is a new kind of coupling, which connects motor and machine by permanent magnetic force. 

They are consisted of external rotor, internal rotor and isolating covers.

They work in the sealed magnetic drive pumps, which transporting volatile, flammable, explosive and toxic solutions with no leakage. 

These magnetic shaft couplings can be used to connect gear pumps , screw pumps, centrifugal pumps, etc. with all types of electric motor or gear box. 

Magnetic shaft coupling are widely used in various industries and fields, such as chemical, papermaking, foodstuff, pharmacy, and so on. 

Advantages of rigid shaft coupling magnetic couple motor couplings

» Elimination of fluid leakage from the pump shaft.

» Vibrations are not transmitted to the pump.

» No maintenance required for magnetic couplings.

» Using magnetic couplings allows use of standard pumps without expensive mechanical seals.

» No additional cost for purchasing mechanical seal spare parts and maintenance.

 

Technical drawing of rigid shaft coupling magnetic couple motor couplings

Specification of rigid shaft coupling magnetic couple motor couplings

Item

Internal Rotor(mm)

External Rotor(mm)

Isolating Covering(mm)

A

B

C

D

E

F

G

Shaft Pin

H

I

J

L

N

M

P

Q

R

S

T

U

GME03-3LM00

Φ35

–

Φ10

26

–

18

–

M6X12

Φ42

Φ60

Φ50

46

6-M4

Φ40

Φ50

4-Φ5.4

Φ38

Φ60

6

6

GME03-5MM00

Φ42

–

Φ12

27

4

18

13.8

M6X16

Φ49

Φ72

Φ60

46

4-Φ6.7

Φ52

Φ60

4-Φ6.7

Φ44

Φ74

8

8

GME03-16LM00

Φ56

–

Φ12

45

4

25

13.8

M6X16

Φ63

Φ89

Φ80

75

6-M5

Φ70

Φ75

4-Φ6.7

Φ58

Φ89

8

8

GME03-16LM01

Φ56

–

Φ12

45

4

25

13.8

M6X16

Φ63

Φ89

Φ80

75

4-M5

Φ70

Φ75

4-Φ6.7

Φ58

Φ89

6

10

GME03-16MM00

Φ56

–

Φ12

45

4

25

13.8

M6X16

Φ63

Φ89

Φ80

75

6-M5

Φ70

Φ75

4-Φ6.7

Φ58

Φ89

8

8

GME03-22LM00

Φ88

–

Φ20

29

6

25

22.8

M8X20

Φ97

Φ122

Φ110

70

8-M6

Φ98

Φ108

6-Φ6.7

Φ91

Φ122

8

8

GME03-30LM00

Φ88

–

Φ20

48

6

30

22.8

M8X20

Φ97

Φ122

Φ110

81

8-M6

Φ98

Φ108

6-Φ6.7

Φ91

Φ122

8

8

GME03-40LM00

Φ101

–

Φ25

49

8

28

28.3

M10X20

Φ109

Φ140

Φ124

83

8-M8

Φ110

Φ126

8-Φ6.7

Φ103

Φ140

12

6

GME03-50LM00

Φ107

–

Φ20

70

6

30

22.8

M6X16

Φ113.4

Φ145

Φ135

80

4-M6

Φ126

Φ133

12-Φ8.7

Φ109

Φ153

12

15

GME03-65LM00

Φ101

–

Φ25

77

8

45

28.3

M10X20

Φ109

Φ140

Φ124

111

8-M8

Φ110

Φ126

8-Φ6.7

Φ103

Φ140

12

6

GME03-80LM00

Φ106

–

Φ32

65

10

21

36.5

M6X25

Φ115

Φ145

Φ135

82

4-M6

Φ127

Φ135

6-Φ8.7

Φ110

Φ153

13

18

GME03-80LM00

Φ141

Φ92

Φ40

65

12

45

43.3

M12X25

Φ152

Φ180

Φ168

100

8-M8

Φ154

Φ164

8-Φ6.7

Φ145

Φ180

12

8

GME03-100LM00

Φ131

Φ82

Φ32

80

10

24.5

35.3

M8X35

Φ139

Φ170

Φ160

100

4-M6

Φ152

Φ158

8-Φ8.7

Φ133

Φ178

14

21

GME03-110LH00

Φ141

Φ92

Φ40

85

10

50

43.3

M12X25

Φ152

Φ184

Φ168

115

12-M8

Φ156

Φ164

12-Φ6.7

Φ145

Φ180

12

3

GME03-110LM00

Φ141

Φ92

Φ35

80

10

55

38.3

M12X25

Φ152

Φ180

Φ168

115

12-M8

Φ154

Φ164

12-Φ6.7

Φ145

Φ180

12

3

GME03-140LM00

Φ141

Φ92

Φ40

110

12

80

43.3

M12X25

Φ152

Φ190

Φ170

145

12-M10

Φ154

Φ164

12-Φ6.7

Φ145

Φ180

12

3

GME03-180LM00

Φ141

Φ92

Φ40

140

12

95

43.3

M12X25

Φ152

Φ190

Φ170

175

12-M10

Φ154

Φ164

12-Φ6.7

Φ145

Φ180

12

3

GME03-220LM00

Φ141

Φ92

Φ48

160

14

110

51.8

M12X25

Φ152

Φ190

Φ170

195

12-M10

Φ154

Φ164

12-Φ6.7

Φ145

Φ180

12

3

GME03-300LM00

Φ162

–

Φ65

100

18

60

69.4

Φ170

Φ198

Φ188

123

12-M6

Φ180

Φ192

12-Φ11

Φ163.5

Φ218

16

10

GME03-400LH00

Φ195

–

Φ70

127

20

107

79.9

M12X25

Φ203

Φ234

Φ222

152

6-M6

Φ212

Φ164

12-Φ11

Φ198

Φ278

16

22

Application of rigid shaft coupling magnetic couple motor couplings

The ability to hermetically separate 2 areas whilst continuing to transmit mechanical power from one to the other makes these couplings ideal for applications where prevention of cross contamination is essential. For instance: hydraulic sectors, dosing systems, compressors, sterilizers, industrial ovens, biotechnology, subsea equipment, pharmaceutical industry, chemical industry, food industry, generators and mixers.

 

 

 

Operation principles of rigid shaft coupling magnetic couple motor couplings

The magnetic coupling works by using the power generated by permanent magnets. No external power supply is needed. These are permanent magnets not electro magnets.

 

Packing Method of rigid shaft coupling magnetic couple motor couplings

Double strength corrugated Carton and Wood case Sea Packing.

 

 

 

Can Magnetic Couplings Be Used in Applications Involving Corrosive or Aggressive Fluids?

Yes, magnetic couplings can be used in applications involving corrosive or aggressive fluids, provided that the coupling is constructed using materials that are compatible with the specific fluid being handled. The ability to use magnetic couplings with corrosive or aggressive fluids depends on the material selection and design of the coupling.

When handling corrosive or aggressive fluids, it’s essential to consider the following factors:

1. Material Compatibility:

   Select materials for the magnetic coupling that are resistant to the corrosive properties of the fluid. For example, stainless steel, Hastelloy, or certain grades of ceramics are commonly used for components that come into contact with corrosive fluids.

2. Hermetic Sealing:

   Ensure that the magnetic coupling provides a hermetic seal to prevent fluid leakage. The containment shell and other sealing components must be able to withstand the chemical properties of the aggressive fluid.

3. Coatings and Lining:

   In some cases, coatings or lining materials can be applied to the coupling’s surfaces that are exposed to the fluid. These coatings can offer additional protection against corrosion and ensure compatibility with aggressive fluids.

4. Fluid Temperature and Pressure:

   Consider the temperature and pressure of the aggressive fluid, as it may influence the material selection and design of the magnetic coupling. High temperatures or pressures can impact the coupling’s performance and material integrity.

5. Fluid Properties:

   Understand the specific chemical properties of the aggressive fluid, such as acidity, alkalinity, or reactivity. This information is crucial for selecting appropriate materials and ensuring the coupling can handle the fluid’s properties.

6. Manufacturer’s Recommendations:

   Consult the magnetic coupling manufacturer for their recommendations on material selection and design considerations for applications involving corrosive or aggressive fluids. They can provide guidance based on their expertise and product specifications.

By carefully considering material compatibility and design factors, magnetic couplings can be successfully used in a wide range of applications involving corrosive or aggressive fluids. These couplings offer advantages such as leak-free operation, reduced maintenance, and the absence of wear-prone components, making them suitable for various industries, including chemical processing, petrochemicals, and pharmaceuticals.

Can Magnetic Couplings Be Retrofitted into Existing Systems to Enhance Performance?

Yes, magnetic couplings can be retrofitted into existing systems to enhance performance, efficiency, and reliability. Retrofitting magnetic couplings offers several benefits and is a practical solution for upgrading older systems or replacing traditional mechanical couplings with more advanced technology. Here’s how magnetic couplings can enhance the performance of existing systems:

1. Improved Efficiency:

   Magnetic couplings operate without direct physical contact, which reduces friction losses and improves overall system efficiency. By retrofitting a magnetic coupling, the system can experience lower energy consumption and increased power transmission efficiency.

2. Elimination of Mechanical Wear:

   Traditional mechanical couplings with sliding or rolling elements are prone to wear and require regular maintenance and replacement. Magnetic couplings, on the other hand, do not have any physical contact between components, eliminating the need for lubrication and reducing mechanical wear. Retrofitting with a magnetic coupling can extend the system’s lifespan and reduce maintenance costs.

3. Hermetic Sealing:

   Magnetic couplings offer hermetic sealing capabilities, preventing fluid leakage and contamination. By retrofitting a magnetic coupling, the system can achieve a leak-free operation, making it suitable for applications in industries such as chemical processing, pharmaceuticals, and food and beverage.

4. Compatibility:

   Magnetic couplings can be designed to be compatible with various systems and applications. Manufacturers offer a range of sizes and configurations to suit different retrofitting needs. Customized magnetic couplings can be engineered to match the existing system’s requirements without major modifications.

5. Tolerance to Misalignment:

   Magnetic couplings can accommodate a certain degree of misalignment between the driving and driven components. This misalignment tolerance can be advantageous when retrofitting into systems where precise alignment may be challenging to achieve.

6. Overload Protection:

   Some magnetic couplings come with built-in overload protection features. Retrofitting with such couplings can add an additional layer of safety to the system, preventing damage in case of sudden overloads or excessive torque.

When retrofitting magnetic couplings into existing systems, it is essential to work with experienced engineers or manufacturers to ensure proper sizing, alignment, and integration. Conducting a thorough evaluation of the system’s requirements and the benefits of the retrofit will help determine the best magnetic coupling solution for enhancing the performance and longevity of the existing setup.

Working Principle of a Magnetic Coupling and Its Advantages Over Traditional Couplings

A magnetic coupling operates on the principle of magnetism to transmit torque from one shaft to another without direct physical contact. It consists of two rotors, an outer rotor connected to the driving shaft and an inner rotor connected to the driven shaft, with a containment shell separating them.

Here’s how a magnetic coupling works:

1. Permanent Magnets:

   Both the outer and inner rotors contain permanent magnets with alternating poles facing each other. When the driving shaft rotates, the magnets on the outer rotor create a magnetic field.

2. Magnetic Induction:

   This magnetic field induces a corresponding magnetic field in the inner rotor due to the magnetic permeability of the containment shell. As a result, the inner rotor starts to rotate synchronously with the outer rotor.

3. Torque Transmission:

   The interaction between the magnetic fields allows torque to be transferred from the driving shaft to the driven shaft without any physical connection. The two shafts remain completely isolated from each other.

The advantages of magnetic couplings over traditional couplings include:

• No Physical Contact:

  Magnetic couplings offer non-contact power transmission, eliminating wear and friction that can occur in mechanical couplings. This results in longer service life and reduced maintenance requirements.

• Misalignment Compensation:

  Magnetic couplings can tolerate a certain degree of misalignment between the driving and driven shafts. This ability to compensate for misalignment reduces stress on the components and enhances system reliability.

• Hermetic Sealing:

  The containment shell in a magnetic coupling provides hermetic sealing between the input and output shafts. This prevents fluid leakage, making magnetic couplings suitable for applications involving hazardous or sensitive fluids.

• Overload Protection:

  In case of sudden overloads or blockages in the driven system, a magnetic coupling can slip or disengage, protecting the driving motor and connected components from damage.

• No Lubrication Required:

  Since there is no physical contact between components, magnetic couplings do not require lubrication. This feature simplifies maintenance and avoids potential fluid contamination.

Magnetic couplings find applications in various industries, including chemical processing, food and beverage, pharmaceuticals, and power generation, where these advantages are essential for efficient and reliable power transmission.

editor by CX 2023-12-12