JH-20
Online
1 Year
Electric Winch
Hydraulic
Slow
3T
Moving
Antiseptic, Insulating, Explosion-Proof
CE
National Standards
200
0.118
Ybk2-200L2-6
22
380/660
970 R/Min
ZHONGMEI
Wooden
2560*968*797 mm
Shandong China
Product Description
Column winch is a kind of equipment used for lifting and descending, which usually consists of winch, rope, power unit and control system. It realizes lifting, descending or recovering of heavy loads by winding ropes, and is widely used in mines, buildings and construction sites.2. Working principle
The working principle of column winch is mainly based on the rotation of the winch and the pulling force of the rope. The motor drives the winch to rotate and the wire rope is coiled on the winch. When the winch rotates clockwise, the rope coils up and the connected weight rises; when the winch rotates counterclockwise, the rope loosens and the weight falls.
3. Structural components
Reel: carries the rope and is responsible for winding and releasing.
Drive unit: the part that provides power, may be electric motor, internal combustion engine or hydraulic system.
Braking system: ensures that the winch can be safely and reliably stopped when lifting or lowering.
Wire Rope: Used to connect and lift heavy loads, its specification and strength must meet the lifting requirements.
Brackets and frames: provide support and stability so that the equipment is not likely to tip over during operation.
Applications
Column winches are widely used in many fields, such as:
Mining industry: used for material lifting and personnel transportation in mines.
Construction: for lifting building materials and equipment.
Ship operation: for loading and unloading goods on ships.
Oil and gas industry: to support the lifting and adjustment of heavy loads in drilling and production operations of oil wells.zmwm21
| Model Parameter | JH-5 | JH-8 | JH-14 | JH-20 | JH-30 | |
| Steel wire rope average static tension (KN) | 50 | 80 | 140 | 200 | 300 | |
| Steel wire rope (m/s) average speed | 0.17 | 0.12 | 0.115 | 0.118 | 0.13 | |
| Drum | diameter*width (mm) | 276* 372 | 280* 230 | 400* 317 | 430* 530 | 550*560 |
| rope capacity (m) | 80 | 100 | 130 | 170 | 220 | |
| Steel wire rope | diameter | 15.5 | 17 | 21.5 | 24.5 | 30 |
| construction | 6* 19 | 6* 19 | 6* 19 | 6* 19 | 6* 19 | |
| nominal extension strength (Mpa) | 1550 | 1550 | 1550 | 1550 | 1570 | |
| Explosion proof motor | Model | YBJ7.5-4 | YBK2-160M-6 | YBK2-200L1-6 | YBK2-200L2-6 | YBK2-280S-4 |
| Power (KW) | 7.5 | 7.5 | 18.5 | 22 | 45 | |
| Voltage (V) | 380/660 | 380/660 | 380/660 | 380/660 | 380/660 | |
| Rotate speed (r/min) | 1450 | 970 | 970 | 970 | 980 | |
| Overall size: length* width* height | 1450*512*515 | 1550*530*570 | 1955*680*815 | 2560*968*797 | 3300*1077*1034 | |
| Winch weight (including motor) | 620 | 650 | 1350 | 2600 | 4460 | |
