Company News

Apr 23, 2020

Preparation before operation of chain electric hoist

The preparation work before the operation of the chain electric hoist includes: 1. First move the movable hanger to a position symmetrical to the fixed hanger on the opposite side, and then place a wooden block under the movable hanger to e ...detail>>

Apr 20, 2020

Classification of wire rope

According to whether the direction in which the steel wire rope is twisted into strands is consistent with the direction in which the strands are twisted into ropes, it can be divided into: ...detail>>

Apr 16, 2020

Hydraulic lifting platform operating instructions

a. Work in accordance with the specified load, overloading is strictly prohibited; b. The safety guard must be closed when scissor lifting platform is working; c. When the hydraulic lifting platform is working, it is strictly prohibited to ...detail>>

Apr 13, 2020

Cantilever jib crane test run

1. Before the test run, add 30 # mechanical oil into the rotary reducer to the mid-point (change the oil every six months). 2. During the test run, first press each button to check whether the running direction match with the controller ind ...detail>>

Apr 09, 2020

Introduction of chain hoist parts

Gearbox Improve the compact design of the chain hoist ; gears are heat-treated and high-precision grinding, long life; gears are immersed in the grease, running noise is low and stable. Electric control box The electrical control box contai ...detail>>

Apr 07, 2020

Prevent electric hoist wire rope from winding

The electric hoist may have a winding accident during use, especially when the wire rope is caught in the gap between the reel and the lifting motor. The usual treatment method is to remove the motor and wire rope, which is time-consuming, l ...detail>>

Mar 30, 2020

Traction type mobile scissor aerial work platform

The SJY series hydraulic lifting platform is traction type mobile lifting platform, the lifting power of the platform is two-phase or three-phase power; the control has manual control and electric control, and there is also a manual hydrauli ...detail>>

Mar 26, 2020

Key points of cantilever jib crane design

The design of cantilever jib crane needs to do the following: 1. The micro-movement performance of the cantilever jib crane is better, and the minimum single rope stable speed is not greater than 2m / min; ...detail>>

Mar 20, 2020

Hoist hook surface and internal quality requirements

Hook surface and internal quality requirements: 1. The surface of the hook should be smooth and clean, without cracks, acute angles, burrs, peeling and other defects; 2. There must be no defects such as cracks, and inclusions that affect i ...detail>>

Mar 13, 2020

Installation method of chain block hoist

Chain block hoist installation First, the chain box needs to be installed before installing the chain block hoist; Second, connect the power cord, the ground wire should be well grounded; ...detail>>

Mar 06, 2020

Precautions for mini electric hoist using

Mini electric hoists are often used for common lifting operations such as home decoration and moving work. Before using, please read the precautions for using in detail to ensure the safety of use. 1. Before using the mini electric hoist, ...detail>>

Feb 24, 2020

Precautions when using aerial work platforms in winter!

First of all, the aerial work platform should be parked indoors, and the working environment should preferably be restricted to indoors. If need to work outdoors, should take protective measures. ...detail>>

Feb 17, 2020

Explanation of common terms for jib crane

Lifting capacity: Maximum rated weight of crane design load, includes: rated lifting weight, electric hoist, hoist trolley and other devices (15% of rated lifting weight) and impact load (25% of rated lifting weight). The design load plus ho ...detail>>

Dec 30, 2019

Electric circuit of jib crane

The electrical installation of general jib cranes is performed by professional electrical technicians at the equipment installation site. The manufacturer only determines the length of the cable and connects the copper wiring nose to the cab ...detail>>

Dec 26, 2019

Reasons why the lifting platform cannot rise

One. Motor does not run: 1. The power supply line is out of power or the power supply is out of phase; 2. AC contactor or control circuit malfunction; 3. The circuit of travel switch or control button is disconnected; 4. The motor windin ...detail>>