Passive rotary bird deterrent spikes overcome traditional spike challenges, fortifying tower defenses against birds.

2025-12-09

Power supply relies on various electrical facilities, such as transmission towers and utility poles, which are vital components of the power grid's operation. Birds frequently build nests and roost in these structures, often causing bird-related faults that disrupt normal power delivery. Moreover, these issues necessitate frequent maintenance visits by power workers, increasing their workload and raising operational costs.

Bird spikes are a common device used for bird control on power lines. However, today we're going to talk about a new type of bird spike—the passive rotating bird spike—which is far more effective than traditional bird spikes.

Traditional bird spikes remain stationary, and over time, birds gradually adapt to them, paying them no mind whatsoever and continuing their activities nearby as usual. But passive rotating bird spikes are different—they employ dynamic and reflective effects that prevent birds from adapting.


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Shenzhen Zhenquniao Technology - Passive Rotating Bird Repellent Spikes ZQN-DL-XC. Its spikes are distributed across multiple layers, with each steel spike capable of rotating and each spike freely oscillating. Whenever wind blows or birds come into contact with it, the device activates. Birds are unable to approach and perceive danger, causing them to fly away voluntarily.

Additionally, its surface features a mirror-like reflective effect. When exposed to sunlight, it creates dynamic, radiating reflective points that interfere with birds' vision, causing them discomfort and glare. This enables bird deterrence over a wider area, as birds are repelled by the intense light from a distance and avoid approaching the tower.


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In terms of material, the passive rotating bird deterrent spikes are made of 304 stainless steel, which is resistant to rust and corrosion, offers stable performance, and ensures long-term durability. Installation is straightforward: simply secure the device to tower structures by tightening bolts. Upon erection, the device automatically deploys without manual manipulation of the steel spikes. During power inspections or maintenance, grasping the central spike assembly and lifting it vertically before tilting 90 degrees causes the device to retract automatically. This entire process takes only 5 to 10 seconds, minimizing disruption to inspection personnel.

In comparison, the passive rotating bird deterrent addresses many issues with traditional bird spikes, offering more stable bird deterrence and better protection for the secure operation of power grids.



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