Electric Hydraulic Double Scissors Table Lifter

**Product Specifications** - **Model No.:** HD1000, HD2000, HD4000 - **Feature:** Lifting - **Material:** Steel - **Trademark:** NU-LIFT - **Specification:** CE - **Origin:** Jiangsu, China (Mainland) - **HS Code:** 8427900000 --- **Heavy-Duty Design** These electric hydraulic double scissors lift tables are built for durability and reliability. They meet the EN1570 standard and comply with ANSI/ASME safety regulations. The models are suitable for both above-floor and in-floor pit installations, making them versatile for a wide range of industrial applications. **Standard Safety Features** - The upper platform is equipped with an aluminum safety bar that prevents accidental descent when it encounters an obstruction. - An internal power pack includes a relief valve to protect against overloading and a compensated flow valve for smooth and controlled lowering. - Heavy-duty cylinders feature a drainage system and a check valve to prevent the lift table from descending in case of a hose burst. - There is a safety clearance between the scissors to ensure no trapping occurs during operation. **Additional Standard Features** - Self-lubricating bushings at pivot points reduce maintenance and extend service life. - A removable lifting eye makes handling and installation more convenient. ![Electric Hydraulic Double Scissors Table Lifter](http://i.bosscdn.com/uploads/24/17/e7/c6942b78a170c0b4d13905156c.jpg) **HD1000 Model Overview** | Model | HD1000 | HD2000 | HD4000 | |-------|--------|--------|--------| | Capacity | 1000 kg | 2000 kg | 4000 kg | | Lowered Height | 305 mm | 360 mm | 400 mm | | Raised Height | 1780 mm | 1780 mm | 2050 mm | | Platform Size | 820 x 1300 mm | 850 x 1300 mm | 1700 x 1200 mm | | Base Frame Size | 640 x 1240 mm | 785 x 1220 mm | 1600 x 900 mm | | Lift Time | 35–45 sec | 35–45 sec | 55–65 sec | | Power Pack | 380V / 50Hz, AC 2.2kW | 380V / 50Hz, AC 2.2kW | 380V / 50Hz, AC 2.2kW | | Net Weight | 210 kg | 295 kg | 520 kg | These heavy-duty lift tables are ideal for workshops, warehouses, and manufacturing facilities where efficient and safe lifting solutions are essential. Whether you need to raise equipment, materials, or tools, these models offer a reliable and robust solution designed to meet demanding industrial environments.

Hoisting Mechanism And Spare Parts

The hoisting mechanism for a Tower Crane typically consists of a combination of a motor, a gearbox, wire ropes, and a hook block. Here is a breakdown of its components and how they work together:

1. Motor: The hoisting motor provides the power needed to lift and lower loads. It is usually an electric motor that generates high torque to handle heavy loads.

2. Gearbox: The motor's rotational motion is transmitted to the hoisting drum through a gearbox. The gearbox helps increase the torque and reduce the speed of the motor, enabling the crane to lift heavy loads at a controlled speed.

3. Hoisting Drum: The hoisting drum is a cylindrical drum around which the wire ropes are wound. It is directly connected to the gearbox and rotates as the motor operates. The drum's size and design determine the amount of Wire Rope it can hold.

4. Wire Ropes:
The wire ropes are wound around the hoisting drum and connected to the hook block. These ropes are made of high-strength steel and have a high load-bearing capacity. Multiple wire ropes are used to distribute the load evenly and ensure stability during lifting operations.

5. Hook Block: The hook block is attached to the lower end of the wire ropes and is responsible for carrying the load. It consists of a pulley system with one or more sheaves, which allows the wire ropes to change direction and support the load securely.

During operation, the motor drives the hoisting drum through the gearbox. As the drum rotates, the wire ropes are wound or unwound, depending on the direction of rotation. This movement raises or lowers the hook block, allowing the crane to lift or lower loads.

The hoisting mechanism is controlled by the crane operator using various controls and switches. Safety features such as limit switches and overload protection systems are also incorporated to prevent accidents and ensure safe lifting operations.

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SHEN YANG BAOQUAN , https://www.bq-cranes.com