Company News

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>>

Dec 23, 2019

Precautions for use of mini electric hoist

Mini electric hoist is a kind of electric hoisting equipment that is very close to the life of residents. It is often suitable for common lifting operations such as home decoration and moving work. Before using it, need to learn the using pr ...detail>>

Dec 19, 2019

Column mounted jib crane maintenance

Column mounted jib crane operation and maintenance 1. The operator should strictly observe the column mounted jib crane operation regulations, and overloading is not allowed; 2. The terminal baffles is not allowed as a brake; ...detail>>

Dec 16, 2019

Lifting platform hydraulic device

The lifting platform basically adopts hydraulic system control, the advantages of hydraulic system control are as follows: 1. At the same power, the hydraulic device is small in size, light in weight, high in power density and compact in st ...detail>>

Dec 12, 2019

Electric hoist electrical fault

1. Test with a test pencil to check whether the power supply system is supplying power to the electric hoist; 2. Damage of the electrical appliances of the hoist main and control circuits, disconnection of the line or poor contact will both ...detail>>

Dec 09, 2019

Description of cantilever jib crane

The working strength of the cantilever jib crane is light, it consists of a column, a slewing arm slewing drive device and an electric hoist. The lower end of the column is fixed on the concrete foundation by anchor bolts. The I-beam runs st ...detail>>

Dec 05, 2019

Attentions of guide rail lifting platform

1. Guide rail lifting platform is strictly forbidden to overload and to carry people; 2. If the platform is not stopped, and loading and unloading is strictly prohibited; ...detail>>

Nov 28, 2019

The reason of electric leakage in electric hoists

It is very dangerous for the electric hoist to leak electricity during use. Therefore, the user should understand the reasons for the leakage and analyze it according to the most common daily situations. Here are some reasons for the electri ...detail>>

Nov 21, 2019

Cantilever jib crane safety precautions

* Before installation, please check the insulation resistance of the motor and control box with a 500V megger. The cold resistance should be greater than 5MΩ at normal temperature before use; * Never lift objects that exceed the rated load ...detail>>

Nov 18, 2019

Lifting hydraulic elevator operation

Jinrui Machinery Equipment Co., Ltd. has the main products: overhead crane, gantry crane, electric hoist, lifting hydraulic elevator, mobile lifting platform, fixed hydraulic lifting platform and other lifting machinery. ...detail>>

Nov 14, 2019

electric hoist with remote control

The electric hoist is mainly composed of the electric motor, the transmission mechanism and the reel or sprocket. The electric hoist is mainly divided into the wire rope electric hoist and the chain electric hoist. ...detail>>

Nov 11, 2019

Jib crane application

Jib crane is widely used in port, electric power, steel, shipbuilding, petrochemical, mining, railway, construction, metallurgical and chemical, automobile manufacturing, plastic machinery, industrial control, highway, large-scale transporta ...detail>>

Nov 07, 2019

Scissor lift table using precautions

1. When the power-on indicator of the scissor lift table is illuminated, press the up button, the motor will rotate and the scissor lift table will not rise. This may be because the motor is reversed after the three-phase power is connected, ...detail>>

Nov 04, 2019

Electric hoist manufacturer design

Electric hoist consists of electric motor, transmission mechanism and reel or sprocket, it is divided into electric chain hoist and electric wire hoist, is usually driven by squirrel-cage cone rotor motor with brake. The weight is generally ...detail>>