L-Shaped Lift Desk Frame

Product Specification Sheet

SPECIFICATION SHEET
Item	DOA2-2	DOA5-2	DOA4-2	DOA4-2C
PIC
Anti-collision system	Equipped	Equipped	Equipped	Equipped
Drive type	Electric	Electric	Electric	Electric
Lifting column	Rectangular pipe formal 2 sections	Rectangular pipe formal 2 sections	Rectangular pipe formal 2 sections	Rectangular pipe formal 2 sections
Tube diameter	80*50mm	80*50mm	80*50mm	80*50mm
Integrated socket	N/A	N/A	N/A	N/A
Dimensions	1100/1700*1300/1700*680/1180mm	1905/2425*1155/1305*680/1180mm	2410/2930*2090/2570*680*1180mm	2410/2930*2090/2570*680*1180mm
Load	150KG	150KG	150KG	150KG
Speed	32mm/S	32mm/S	32mm/S	32mm/S
Noise	≤50dB	≤50dB	≤50dB	≤50dB
Voltage	100-240V	100-240V	100-240V	100-240V
Height	680-1180mm	680-1180mm	590-1270mm	590-1270mm
Adjustable height	500mm	500mm	500mm	500mm
Color	Gray, white, black	Gray, white, black	Gray, white, black	Gray, white, black

SPECIFICATION SHEET
Item	DOA2-3	DOA5-3	DOA4-3
PIC
Anti-collision system	Equipped	Equipped	Equipped
Drive type	Electric	Electric	Electric
Lifting column	Rectangular pipe formal 3 sections	Rectangular pipe formal 3 sections	Rectangular pipe formal 3 sections
Tube diameter	80*50mm	80*50mm	80*50mm
Integrated socket	N/A	N/A	N/A
Dimensions	1100/1700*1300/1700*590/1270	1905/2425*1155/1305*590/1270mm	2410/2930*2090/2570*590/1270mm
Load	150KG	150KG	150KG
Speed	40mm/S	40mm/S	40mm/S
Noise	≤50dB	≤50dB	≤50dB
Voltage	100-240V	100-240V	100-240V
Height	590-1270mm	590-1270mm	590-1270mm
Adjustable height	680mm	680mm	680mm
Color	Gray, white, black	Gray, white, black	Gray, white, black

The Principle and Application of the Intelligent Anti-Collision and Rebound System in the Huagang Intelligent L-Shaped Lift Desk

In modern executive offices, L-shaped lift desk frame must not only offer efficient space utilization and user-friendly functionality, but also exceptional safety and stability. The Huagang Intelligent L-Shaped Electric Lift Desk's Intelligent Rebound Function is a prime example of its advanced technological capabilities.

1. Operating Principle: Real-Time Perception and Intelligent Response

This L-shaped lift desk frame utilizes current sensing control principles and digital signal processing (DSP) technology to achieve the following:
- During the lifting process, the system continuously monitors changes in the motor current. When a table leg contacts an obstacle (such as a filing cabinet or debris on the floor) during descent, resistance instantly increases, causing increased motor load and a sharp increase in current.
- The control chip detects this abnormal current signal in real time and makes a decision within **milliseconds**, immediately cutting off power to the motor and instructing a short reverse rebound (approximately 10-20mm), thus preventing crushing objects or damaging the table structure.
- The entire process requires no physical sensors, significantly improving the system's reliability and service life.

Manufacturing Process and Structural Support

Huagang Intelligent offers a systematic and highly reliable anti-collision solution. It uses automotive-grade cold-drawn precision steel tube table legs to ensure the overall structural rigidity and prevent rebound and shaking. Through the dual-motor cooperative control based on CAN bus, millisecond-level synchronous response upon encountering obstacles is achieved to prevent tilting. Ultimately, the protective effect of intelligent load matching and precise anti-mis-touch was achieved, which is attributed to the high memory and adaptive current threshold functions integrated in the embedded control panel. The synergy of the three has laid a solid foundation for industrial-grade security.

Advantages of Using L-Shaped Desks in Executive Offices

1. Safety and Reliability:

This effectively prevents accidental collisions with valuables (such as electronic devices and furniture) or personnel when the tabletop descends, making it particularly suitable for L-shaped layouts with a variety of office equipment.

2. Stable and Durable:

The system requires no external sensors, eliminating mechanical contact wear issues. Combined with Huagang Intelligent's IATF16949-certified quality system, it ensures long-term stable operation.

3. Smart and Convenient:

No user interaction is required; the function automatically activates, ensuring safety while not disrupting the smooth flow of leadership work.

4. Strong Spatial Adaptability:

Combined with the left- or right-mountable extension table, the retractable feature works reliably in various spatial layouts, seamlessly adapting to any office layout.