一种紧凑型高精度通用转台

By forming a "nested" structure with the direct drive motor, resolver, busbar and spindle, and combining dry cooling and fan heat dissipation design, the problems of wasted turntable space and heat dissipation are solved, the stability and versatility of the turntable are improved, and the lightweight and integrated requirements of radar systems are met.

CN119778605BActive Publication Date: 2026-07-17CHINA SHIPBUILDING IND CORP NO 723 RESEARCH INSTITUTE

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CHINA SHIPBUILDING IND CORP NO 723 RESEARCH INSTITUTE
Filing Date
2024-12-24
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing radar antenna turntables cannot meet the weight or volume requirements, while having a compact structure and failing to effectively utilize the internal space of the direct drive motor during operation, resulting in wasted space; they also have poor heat dissipation under high-temperature conditions and lack platform versatility.

Method used

The system employs a "stacked" structure with a direct-drive motor, resolver, busbar, and main shaft to increase stability; a combination of dry cooling windows and axial flow fans is designed on the turntable base for active heat dissipation; and the platform's versatility is enhanced through the design of the attitude sensor module and brake.

Benefits of technology

It achieves a compact turntable structure, high transmission precision, good stability, strong environmental adaptability, high versatility and safety, and meets the requirements of lightweighting and integration.

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Abstract

本发明提供了一种紧凑型高精度通用转台,本发明涉及转台技术领域。该转台包括转台基座、主轴、直驱动力机构以及旋变:转台基座其为筒体结构;主轴其竖向设置于转台基座内,并与转台基座转动连接,主轴的顶端延伸至转台基座外用于负载的安装;直驱动力机构,设置于转台基座内,与主轴传动连接;旋变包括旋变定子和旋变转子,旋变转子设置于主轴上,旋变定子设置于转台基座内。本发明结构紧凑、传动精度高、抗倾覆能力强、通用性好、安全性高。
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