How does the excavator go upstairs: Revealing the engineering miracle that has been hotly discussed on the Internet recently
Recently, "How to get an excavator upstairs" has become a hot topic on the Internet, and related videos and discussions continue to ferment on Douyin, Weibo, Zhihu and other platforms. This article will combine the hot data of the past 10 days to provide you with a structured analysis of the technical principles and social concerns behind this phenomenon.
1. Analysis of popularity data across the entire network

| Platform | Related topic readings | Number of discussions | Peak popularity date |
|---|---|---|---|
| Douyin | 230 million | 156,000 | 2023-11-05 |
| 180 million | 92,000 | 2023-11-07 | |
| Zhihu | 5.6 million | 31,000 | 2023-11-08 |
| Station B | 12 million | 24,000 | 2023-11-06 |
2. Technical comparison of common ways to go upstairs
| way | Applicable scenarios | Technical points | Typical cases |
|---|---|---|---|
| Tower crane auxiliary | High-rise building demolition | Need to calculate load-bearing balance | Demolition of a 28-story building in Shanghai |
| Sectional lifting | Working in narrow spaces | Modular disassembly and assembly | Guangzhou urban village renovation |
| Special stair climbing machine | low rise building | Hydraulic outrigger stabilization system | Demolition of a 6-story illegal building in Hangzhou |
| Helicopter lifting | emergency rescue | Air traffic control approval required | Sichuan Earthquake Rescue |
3. Inventory of recent hot events
1.Chongqing’s “Spider-Man” excavator operator becomes popular: On November 3, a video of an operator working accurately on a 45-degree slope received more than 2 million likes. Netizens exclaimed, "This is the ballet dancer in the excavator world."
2.Shenzhen's 78-meter-high demolition project sparks controversy: In the super high-rise demolition footage exposed on November 6, an excavator was working through a special steel frame platform, and related safety discussions became hot searches.
3.University develops "bionic stair-climbing excavator": The new design plan announced by Harbin Institute of Technology on November 9th imitates the insect's foot structure to achieve autonomous climbing. The technology patent has entered the substantive review stage.
4. Professional and technical analysis
1.principle of mechanical balance: When working upstairs, accurate calculation of the center of gravity offset is required, and the weight distribution error of the equipment is usually required to be no more than 3%.
2.Key points for special modifications: Including the installation of 7 key technologies such as anti-overturning sensors (sensitivity up to 0.5 degrees) and hydraulic outrigger extension devices (maximum extension 2.8 meters).
3.safety standards: According to the regulations of GB 50870-2013, when the wind speed of high-altitude operations exceeds 8m/s, the operation must be stopped, and a safety factor of 1.5 times must be reserved for the platform load-bearing.
5. Hot topics of discussion among netizens
| opinion classification | Proportion | Typical comments |
|---|---|---|
| Technology marvels | 42% | "This operation is more precise than surgery" |
| security concerns | 33% | "What about the merchants downstairs?" |
| professional banter | 18% | "Lan Xiang should open a high-altitude operation major" |
| Others | 7% | "It is recommended to develop an excavator climbing upstairs simulator game" |
6. Industry development trends
1. Popularization of intelligent remote control technology: In the third quarter of 2023, sales of aerial work robots increased by 210% year-on-year.
2. The special equipment rental market is expanding: Special high-altitude engineering equipment sharing platforms have emerged in places such as Beijing, Shanghai, Guangzhou and Shenzhen.
3. Professional training of talents: Vocational colleges in many places have added a new direction of "high-altitude machinery operation", with a starting salary of 12,000 yuan per month.
4. Insurance product innovation: The number of insured persons in the "Accident Insurance for Working at Heights" launched by an insurance company increased fivefold in half a year.
Conclusion
From technological miracles to social topics, the phenomenon of "excavators going upstairs" reflects the rapid progress of my country's infrastructure technology. As relevant standards and technologies continue to improve, this special operation method will continue to play a unique role in urban construction, and will also continue to trigger the public's in-depth thinking on engineering safety and technological innovation.
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