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Mechanical Jacks
Mechanical Jacks
Specifications
Place of Origin :
Shandong, China
Brand Name :
China Coal
Certification :
CE, ISO, SGS
Description

ChinaCoal05

Product Introduction

Mechanical 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

1.Top cap 2.Square flat key 3.Rocker 4.Small gear 5.Small bevel gear　6.Screw 7.Lifting sleeve 8.Copper nut 9.Big bevel gear 10.Ball flat key 11.Thrust bearing 12.Shell 13.Base.

Using method

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.

Note

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.

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

Product tags

mechanical jack

,

mechanical lifting jacks

,

jacking equipment
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Mechanical Jacks

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Product Detail
Place of Origin :
Shandong, China
Brand Name :
China Coal
Certification :
CE, ISO, SGS
Contact Supplier
Mechanical Jacks

Shandong China Coal Group

Active Member
11 Years
Shandong, Jining
Main Products :
15hp gasoline stump grinder, Agriculture machine, Air Storage Tank
Employee Number :
>less than 50
Certification Level :
Active Member
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