Hub motor for riding equipment
By injection molding the stator bracket and gear ring in one piece, combined with a closed-loop airflow circuit and heat dissipation blades, the problems of high reduction ratio and lightweight in hub motors with small volume are solved, achieving efficient heat dissipation and compact structure.
CN122316006APending Publication Date: 2026-06-30KINGCLEAN ELECTRIC CO LTD +3
0 Cites 0 Cited by
Patent Information
- Application Number
- CN202411973429.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2026-06-30
AI Technical Summary
Technical Problem
Existing hub motors are difficult to achieve high reduction ratios and lightweight design in a small volume, and they also have low heat dissipation efficiency.
Method used
The stator support and gear ring are combined using injection molding technology, eliminating the need for the stator support end face. Combined with a closed-loop airflow circuit and heat dissipation blade design, the motor structure is optimized, reducing installation space and weight.
Benefits of technology
It achieves miniaturization, weight reduction, and efficient heat dissipation of hub motors, improves reduction ratio and heat dissipation efficiency, and simplifies installation process.
✦ Generated by Eureka AI based on patent content.
Abstract
The invention discloses a wheel hub motor for riding equipment, which comprises a middle shaft, a motor body, a speed reducer, a hub ring and a chain wheel, and is characterized in that the motor body and the speed reducer are accommodated in a cavity of the hub ring and are respectively sleeved on the middle shaft, the middle shaft is arranged on the hub ring in a penetrating manner, and one end of the middle shaft, which is positioned on the outer side of the hub ring, is sleeved with the chain wheel; the motor body comprises a rotor part, a stator part and a stator support, the rotor part coaxially sleeves the middle shaft, the stator part sleeves the rotor part, the stator support wraps the stator part, and the stator support is integrally formed through injection molding; the speed reducer comprises a planet carrier and a gear ring, the gear ring and the stator support are integrally formed through injection molding, supporting bearings are arranged at the two ends of the planet carrier, and a bearing chamber used for installing the supporting bearings is formed between the outer side wall of the output shaft of the rotor piece and the planet carrier. According to the invention, the requirements of small size and light weight are met.
Need to check novelty before this filing date? Find Prior Art