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Product name: QTB Type Crane Variable amplitude Mechanism
specification: QTB Type Crane Variable amplitude Mechanism
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Category: Hardware tools -- crane
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Price: factory price
Brand: Shanghai
Place of Origin: China
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Available Quantity: batch
delivery cycle: Spot goods (or inquire by telephone)
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  Shanghai Beiyuan Industry and Trade Co.,Ltd
+86-21-66770508
+86-13371811002

Email 91way@163.com
Wechat 13371811002(Wechat)


QTB Type Crane Variable amplitude MechanismDetailed product description:Column tabs
The QTB type crane slewing mechanism is designed according to market demand. It adopts a hard toothed dual planetary reducer, a spiral groove drum, and a stroke limiter. It has the advantages of compact structure, smooth transmission, high efficiency, low noise, easy installation, maintenance free, and long service life. It is mainly suitable for tower crane slewing mechanism.

QTB amplitude parameter

Institution model Motor model (KW) transmission ratio Traction force (N) Cylinder diameter (mm) Rope speed (m/min) Rope diameter (mm) Range of amplitude (m) Applicable tower crane
QTB3.0 YDEZ100L-4/6-2.2-/1.5 forty-four point three four thousand three hundred 30/20 six point two 0-52 315-400
QTB4.0B-Ⅰ YDEZ100L-4/6-2.2/1.5 fifty-four four thousand three hundred and eighty-two 30/20 seven point seven 0-52 315-400
QTB4.0B-Ⅱ YDEJ100L-4/6-2.2/1.5 fifty-four four thousand three hundred and eighty-two 30/20 seven point seven 0-52 315-400
QTB4.0B-Ⅲ YDEJ112M-4/8-2.5/1.5 fifty-four four thousand three hundred and eighty-two 30/20 seven point seven 0-52 315-400
QTB4.0-Ⅰ YDEZ132S-4/8-3.3/2.2 thirty-eight five thousand and eight hundred three hundred and eighty-two 40/20 seven point seven 0-62 400-630
QTB4.0-Ⅱ YDEJ132S-4/8-3.3/2.2 thirty-eight five thousand and eight hundred three hundred and eighty-two 40/20 seven point seven 0-62 400-630
QTB4.0-Ⅲ YEJ112M-4-4 thirty-eight five thousand and eight hundred three hundred and eighty-two forty seven point seven 0-62 630-800
QTB4.0-H YDEJ132M-4/8-4.5/3 forty-seven point three five thousand and eight hundred four hundred and twenty 44/22 seven point seven 0-65 630-800
QTB5.0-H YZTDE180-4/8/24-5/3.7/1.1 thirty point six eight thousand four hundred and twenty 60/30/8.4 seven point seven 0-65 800-1250
QTB5.0-Ⅱ YZTDE180-4/8/24-5/3.7/1.1 forty point seven eight thousand five hundred and twenty-five 60/30/8.4 nine point three 0-70 800-1600
QTB5.0-Ⅲ YVP132M-4-5.5 forty point seven eight thousand five hundred and twenty-five sixty nine point three 0-70 1600-2500
QTB5.0-Ⅳ YZTDE180-4/8/24-5/3.7/1.1 thirty point six eight thousand four hundred and twenty 60/30/8.4 nine point three 0-70 800-1600

Installation dimensions of QTB crane variable amplitude mechanism

Institution model

L

L1

L2

L3

B1

B2

D

H1

H

QTB3.0

nine hundred and forty-one

four hundred and five

five hundred and eleven

six hundred and eleven

two hundred and ninety

three hundred and fifty

φ300

two hundred and five

five hundred and thirty

QTB4.0B-Ⅰ

nine hundred and sixty-five

four hundred

five hundred and thirty-five

five hundred and thirty-five

three hundred and twenty-eight

three hundred and eighty-eight

φ382

two hundred and fifty-two

five hundred and forty-seven

QTB4.0B-Ⅱ

one thousand and forty-five

QTB4.0B-Ⅲ

one thousand and sixty

QTB4.0-Ⅰ

one thousand and seventy

four hundred and sixty

five hundred and ninety-five

six hundred and ninety-five

three hundred and twenty-eight

three hundred and eighty-eight

φ382

two hundred and fifty-two

five hundred and forty-seven

QTB4.0-Ⅱ

one thousand one hundred and sixty-five

QTB4.0-Ⅲ

one thousand and seventy

QTB4.0-H

one thousand and ten

four hundred and thirty-five

five hundred and thirty-five

six hundred and thirty-five

three hundred and eighty

four hundred and seventy

φ420

two hundred and seventy-eight

five hundred and seventy-three

QTB5.0-H

one thousand one hundred and forty

four hundred and thirty-five

five hundred and thirty-five

six hundred and thirty-five

three hundred and eighty

four hundred and seventy

φ420

two hundred and seventy-eight

five hundred and seventy-three

QTB5.0-Ⅱ

one thousand three hundred and fifty-six

five hundred and twenty

six hundred and sixty-six

nine hundred and eighty-five

five hundred and thirty

six hundred and thirty

φ525

three hundred and fifteen

six hundred and forty-five

QTB5.0-Ⅲ

one thousand three hundred and twenty-six

QTB5.0-Ⅳ

one thousand two hundred and eighty

five hundred and sixty-eight

six hundred and sixty-five

seven hundred and fifty-five

three hundred and eighty

five hundred and forty-eight

φ420

two hundred and seventy-eight

six hundred


Schematic diagram of variable amplitude mechanism

Installation dimensions of QTB crane variable amplitude mechanism

QTB Type Crane Variable amplitude Mechanism
Product Category
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