A main tank oil level alarm device

By using the guide design of the cross-shaped column and cross-shaped groove and the magnetic sealing structure, the problems of unstable guidance and insufficient sealing of the oil level detection device in the oil tank are solved, thus achieving accurate oil level monitoring and preventing oil leakage.

CN224608507UActive Publication Date: 2026-08-07SHANGHAI JIAHUI HYDRAULIC MACHINERY EQUIP CO LTD
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Patent Information

Application Number
CN202521687995.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2026-07-14
Publication Date
2026-08-07
Estimated Expiration
2036-07-14

AI Technical Summary

Technical Problem

Existing oil level detection devices for oil tanks suffer from unstable float guidance, which can easily lead to false alarms or missed alarms, and insufficient sealing, which may cause oil leakage.

Method used

The design employs a cross-shaped column and cross-shaped groove to ensure that the lower tray is restricted in four directions, increasing buoyancy stability. A double seal is formed by magnetic plates and sealing rings to prevent oil leakage.

Benefits of technology

This achieves accurate and airtight oil level detection, avoids false alarms and oil leakage, and improves the reliability of the device.

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Abstract

The utility model relates to the technical field of oil tank, put forward a kind of main oil tank oil level alarm device, the design includes oil tank body, oil tank body upper portion is provided with cover plate subassembly, cover plate subassembly includes the cover plate body of buckling in the upper portion of oil tank body, cover plate subassembly still includes the cross post of fixedly connected in the bottom of cover plate body, cross post outside is provided with oil level monitoring subassembly, oil level monitoring subassembly includes the lower tray of limit sliding in the outside of cross post, the outside of oil tank body is still provided with the alarm component that can cooperate with oil level monitoring subassembly to the oil level height detection and alarm of oil tank body;The design is through cross direction + magnetic attraction sealing design, solved the problem that oil tank float guiding stability is insufficient and sealing is insufficient in the prior art.
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