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Professional Proper Hand Wheel Rail Jack

Professional Proper Hand Wheel Rail Jack is also known screw jack and can be used upside down.

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  • Product Introduction
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Introduction of Professional Proper Hand Wheel Rail Jack

Professional Proper Hand Wheel Rail Jack is also known screw jack and can be used upside down. widely used for maintenance of railway vehicles, bridge installation, mining, construction support, and lifting of vehicles and equipment, has the advantage of simple structure, easy to use, safe and reliable, which is a widely used lifting tool.

Structures of Professional Proper Hand Wheel Rail Jack 

1.Top cap 
2.2.Square flat key 
3.3.Rocker 
4.4.Small gear 
5.5.Small bevel gear
6.6.Screw 
7.7.Lifting sleeve 
8.8.Copper nut 
9.9.Big bevel gear 
10.10.Ball flat key 
11.11.Thrust bearing 
12.12.Shell 
13.13.Base.

Using Methods of Professional Proper Hand Wheel Rail Jack 

1.Before using, it must be checked if the jack is normal; the components are flexible, filling oil, and correctly estimate the weight of heavy objects; choose the appropriate ton jacks, and avoid overload use.
2.Adjust the rocker stays on the teeth method, first hand directly on the rocker clockwise, so that the top heavy lifting sleeve rises rapidly.
3.Insert the handle into rocker hole, moving the handle back and forth , the weight rise. When the red line appears on the lifting sleeve, it should immediately stop moving the handle. To decrease the reverse direction when the pole teeth adjusted, weight starts to fall.

Notes of Professional Proper Hand Wheel Rail Jack 

1.Keep the body surface clean, and periodically check the internal structure is intact, so that the small gear of inner rocker is flexible, reliable and lifting sleeve down easily.
2.The friction surface between lifting sleeve and housing must always be oiled, and other injection hole should be periodically lubricated.
3.In order to take into account the use of safe, avoid overloading, sick of work, not multi-station use, in case danger.

Parameter of Professional Proper Hand Wheel Rail Jack

Model JQ

1.5        

3          

5          

10

16

20

Rated capacity(Ton)

1.5

3

5

10

16

20

Test load(KN)

18.4

36.8

61.3

122.5   

196

245

Lifting height(mm)

350

350

300

300

400   

400   

Min.start jacking height

Over-bracket(mm)

725

725

725

800

950

950

Under-bracket(mm)

70

75

75

85

110

110

Lifting height for the handle turn a ring(mm)

15

8.5

4.3

5

2.5

2.5

The handle pull to lift full load(N)

280

280

280

530

580

580

The number of operator

1

1

1

2

2

2

The turning radius R(mm)

250

250

250

300

300

300

N.W.(kgs)

13.5

21

30

48

91

91 

Pictures of Professional Proper Hand Wheel Rail Jack

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