Test device and test method for testing bearing performance

By designing a test device for blade pitch bearings of wind turbine sets, the simultaneous testing of multiple bearings is achieved using intermediate connections and drive components, the problem of low test efficiency in the prior art is solved and the testing efficiency and accuracy are improved.

CN112798277BActive Publication Date: 2025-03-25SANY ELECTRIC CO LTD
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Patent Information

Application Number
CN202110179142.9
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2021-02-09
Publication Date
2025-03-25
Estimated Expiration
2041-02-09

AI Technical Summary

Technical Problem

In the prior art, the wind turbine blade pitch bearing test device can only test one bearing at a time, and the test efficiency is low.

Method used

A test device for testing bearing performance is designed. By providing an intermediate connection, at least two bearings can be tested simultaneously, and multiple testing mechanisms are cascaded through driving components to achieve simultaneous testing of multiple bearings.

Benefits of technology

The test efficiency of the test device is improved, multiple bearings can be tested simultaneously, the testing cost is reduced, and the actual working conditions are simulated through the real blade loading arm, so the test data is more accurate.

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Abstract

The present invention provides a test device and a test method for testing bearing performance. The test device for testing bearing performance provided by the present invention comprises a load assembly and at least one group of test mechanisms, each group of the test mechanisms comprising: a drive assembly; at least two bearings, two adjacent bearings being connected to each other via an intermediate connector; wherein the bearings and the intermediate connector are connected between the drive assembly and the load assembly, and the drive assembly is used to drive the bearings to rotate. The test device for testing bearing performance provided by the present invention can perform performance tests on at least two bearings at the same time by setting an intermediate connector; the two groups of test mechanisms are cascaded by the drive assembly to achieve simultaneous testing of multiple bearings, thereby improving the testing efficiency of the test device.
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