What should we pay attention to when using an excavator? ——Hot topics and operation guides across the Internet
Recently, with the acceleration of infrastructure projects, the safe operation and maintenance of excavators, as the core equipment of construction machinery, has become a hot topic across the Internet. This article combines the hot content of the past 10 days to sort out the key precautions in the use of excavators and present them in structured data to help practitioners work efficiently.
1. Inventory of hot topics (last 10 days)

| Ranking | Topic keywords | focus of discussion | heat index |
|---|---|---|---|
| 1 | Excavator safety accident | Improper operation leads to rollover and collision | ★★★★★ |
| 2 | New energy excavator | Electrification trends and battery life issues | ★★★★☆ |
| 3 | Intelligent excavator technology | Autonomous driving and remote control applications | ★★★☆☆ |
2. Operation precautions
1. Inspection before operation
| Check items | Standard requirements | Risk warning |
|---|---|---|
| Hydraulic oil level | Located at the center line of the ruler | Too low will cause system paralysis |
| Track tightness | The amount of sagging is 5-7cm | Excessive tightness accelerates wear |
| Bucket tooth wear | Single tooth wear ≤30% | Affect mining efficiency |
2. Construction environment assessment
Many recent accidents have been caused by environmental misjudgments:
3. Maintenance points
| Maintenance cycle | core projects | cost reference |
|---|---|---|
| every 8 hours | Lubricating slewing bearings | 20-50 yuan/time |
| every 500 hours | Replace hydraulic filter element | 300-800 yuan |
| every 2000 hours | Engine overhaul | 15,000-30,000 yuan |
4. Technology Upgrading Trends
According to industry data:
5. Summary and suggestions
Combining current hot topics and practical needs, it is recommended that practitioners:
1. Do it every day15-minute equipment inspection
2. ParticipateIntelligent operation training(Pass rate increased by 40%)
3. FollowGovernment safety subsidy policy(Replacement discounts have been introduced in many places)
Note: The statistical period of the above data is from November 1 to November 10, 2023, covering mainstream platforms such as Baidu Index and Weibo Hot Search.
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