Magnetic grease gun filler
By using the magnetic grease gun nozzle design, the anti-leakage ball and threaded connection of the nozzle are opened by the magnetic attraction, which solves the problems of limited space and poor adaptability to various grease ports in the existing technology, and realizes convenient and efficient grease filling operation.
CN224284208UActive Publication Date: 2026-05-26CHINA PETROLEUM & CHEMICAL CORP +1
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Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- CHINA PETROLEUM & CHEMICAL CORP
- Filing Date
- 2025-06-23
- Publication Date
- 2026-05-26
AI Technical Summary
Technical Problem
Existing grease gun nozzles cannot operate effectively in environments where valves are close together and space is limited, and they cannot adapt to various types of grease inlets.
Method used
It adopts a magnetic connection unit and a self-pressurized oil filling connector design, using the attraction of the magnet to push open the anti-leakage ball, and is compatible with different types of oil filling nozzles through threaded connection.
Benefits of technology
It enables operation without additional force in space-constrained environments, adapts to various oil filling ports, improves operational convenience and production efficiency, and reduces production costs.
✦ Generated by Eureka AI based on patent content.
Smart Images

Figure CN224284208U_ABST
Abstract
This utility model discloses a magnetic grease gun nozzle, including a bracket, a self-pressurizing grease fitting connector, and a magnetic connecting unit. The self-pressurizing grease fitting connector is located in the middle of the bracket, and the magnetic connecting unit is connected to the bracket. At least one magnetic connecting unit is located on both the left and right sides of the self-pressurizing grease fitting connector. This utility model uses a magnetic connecting unit, eliminating the need for additional force on the grease gun to push open the anti-leakage ball in the grease port. This eliminates the limitations of existing mechanically-assisted grease gun nozzles, which can only be used with specific types of grease ports and cannot use flexible grease rods. This results in a simpler structure, lower production efficiency, lower production costs, and greater ease of operation. The self-pressurizing grease fitting connector provides a suitable force to open the anti-leakage ball for different types of grease ports, making it compatible with various types of grease ports.
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