Buoyancy power generation apparatus
By installing a one-way valve and an air pump inside the buoyancy power generation device, the problem of instability in existing power generation technology has been solved. This device achieves stable power generation with simple structure, low cost, and high efficiency, and is suitable for various environments, especially areas lacking water flow or wind power.
WO2026143968A1PCT designated stage Publication Date: 2026-07-09FOSHAN YONGBO GREEN ENERGY TECHNOLOGY CO LTD
Patent Information
- Authority / Receiving Office
- WO · WO
- Patent Type
- Applications
- Current Assignee / Owner
- FOSHAN YONGBO GREEN ENERGY TECHNOLOGY CO LTD
- Filing Date
- 2025-05-27
- Publication Date
- 2026-07-09
Smart Images

Figure CN2025097576_09072026_PF_FP_ABST
Abstract
A buoyancy power generation apparatus, comprising a support mounted in a water tank, wherein a first sprocket is mounted at a bottom of the support, and a second sprocket is mounted at a top of the support; a buoyancy chamber chain is mounted between the first sprocket and the second sprocket, and the buoyancy chamber chain drives the first sprocket and the second sprocket to move synchronously; a plurality of buoyancy chambers are mounted on the buoyancy chamber chain; each buoyancy chamber is configured with an opening, and a one-way valve that opens by moving toward an interior of the buoyancy chamber is mounted at a bottom of the buoyancy chamber; the first sprocket or the second sprocket is connected to a generator; an air injection port is mounted at the bottom of the support and is connected to an air injection unit, and an air outlet of the air injection port is located on a rising side of the buoyancy chamber; the air injection unit discharges air from the air injection port, such that the air moves upward and enters the buoyancy chambers, expelling water inside the buoyancy chambers out of the buoyancy chambers and causing the buoyancy chambers to generate an upward buoyant force, such that when the buoyancy chambers float upward, the buoyancy chambers drive motion of the first sprocket, the second sprocket, and the generator by means of the buoyancy chamber chain, thereby achieving power generation.
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