Professional Proper Hand Wheel Rail Jack
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track jack, hand jack ,
mechanical jack
Professional Proper Hand
Wheel Rail Jack Introduction
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.
Structure 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.
Professional Proper
Hand Wheel Rail Jack Parameter
|
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
|
|
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