Sealed bearing
By designing a sealed bearing structure with a positioning groove and a positioning block, the problem of difficult disassembly of the bearing seal ring in harsh environments is solved, enabling convenient installation and disassembly of the sealing cover, preventing dust from entering and lubricating oil from leaking, and improving the practicality of the bearing.
CN223708324UActive Publication Date: 2025-12-23NINGBO QIANCHEN PRECISION BEARING CO LTD
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Patent Information
- Application Number
- CN202520238908.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-14
- Publication Date
- 2025-12-23
- Estimated Expiration
- 2035-02-14
AI Technical Summary
Technical Problem
Existing bearings are prone to water ingress or dust contamination in harsh environments, making it difficult to disassemble and replace the seals and reducing the practicality of the bearings.
Method used
A sealed bearing was designed. Through the cooperation of positioning groove and positioning block, combined with spring and slide bar structure, the sealing cover can be easily installed and removed. The sealing ring made of nitrile rubber and the hollow baffle are used to prevent dust from entering and lubricating oil from leaking.
Benefits of technology
The sealing cover allows for easy installation and removal, effectively preventing dust from entering and lubricating oil from leaking, thus improving the practicality and ease of maintenance of the bearing.
✦ Generated by Eureka AI based on patent content.
Smart Images
Figure CN223708324U_ABST
Abstract
The utility model provides a sealed bearing and belongs to the technical field of bearings. The sealed bearing comprises a bearing body and a sealing mechanism, the sealing mechanism comprises a pair of mounting seats, hollow baffles are mounted in the pair of mounting seats, a sealing cover is mounted at one end of each hollow baffle, a sealing ring is mounted at one end of each sealing cover, a plurality of positioning grooves are formed in each sealing cover, and positioning blocks are arranged in the positioning grooves. The outer sides of the positioning blocks are connected with the inner walls of the mounting bases, mounting cavities are formed in the positioning blocks, inserting rods are movably inserted into the mounting cavities, one ends of the inserting rods extend into the sealing cover, the bearing body comprises an outer ring and an inner ring, and the upper end and the bottom end of the outer ring are connected with the upper ends and the bottom ends of the pair of mounting bases correspondingly. The inner ring is arranged in the outer ring, a pair of retainers is arranged between the inner ring and the outer ring, and a plurality of balls are arranged between the pair of retainers at equal intervals.
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