Stator core, stator, motor and vehicle
By designing a specific stacking structure of multiple components in the stator core, a connected cooling oil circuit network is formed, which solves the problems of short oil circuit transmission path, uneven oil volume distribution and slow flow rate, and significantly improves the cooling efficiency.
CN222691454UActive Publication Date: 2025-03-28LUXSHARE INTELLIGENT MFG TECH (CHANGSHU) CO LTD
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Patent Information
- Application Number
- CN202421397372.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-18
- Publication Date
- 2025-03-28
- Estimated Expiration
- 2034-06-18
AI Technical Summary
Technical Problem
The stator core oil path has a short transmission path, uneven oil distribution and slow flow rate, resulting in poor cooling effect.
Method used
Multiple end components, oil passage components, reversing components, partition components and oil inlet components are stacked according to a specific structure to form a connected cooling oil circuit network to optimize the cooling oil flow trajectory.
Benefits of technology
By optimizing the cooling oil circuit network, the contact area between the cooling oil and the cooling oil circuit network is increased, the flow rate of the cooling oil is accelerated, the distribution of cooling oil is balanced everywhere in the stator, and the cooling efficiency is improved.
✦ Generated by Eureka AI based on patent content.
Abstract
The utility model relates to the technical field of driving motors, and particularly discloses a stator core, a stator, a motor and a vehicle. The iron core comprises two end components and two reversing components which are formed by stacking first punching sheets, a plurality of oil duct components and a plurality of separation components which are formed by stacking second punching sheets, and a plurality of oil inlet components which are formed by stacking third punching sheets, the two reversing assemblies are arranged between the two end assemblies, the second notches in the reversing assemblies and the first notches in the end assemblies are staggered, the oil duct assemblies are arranged between the two end assemblies, and every two adjacent working oil ducts are staggered. The oil inlet assemblies are arranged between the two reversing assemblies, each oil inlet assembly is clamped between the two separation assemblies, each oil inlet assembly is provided with a third notch and a plurality of oil inlet channels, the third notches and the second notches are staggered, and the oil inlet channels in the oil inlet assemblies and the separation oil channels in the adjacent separation assemblies are staggered. According to the iron core, by adopting the improvement, the optimal layout of the flow direction of cooling oil is realized, the contact area is increased, the flow speed is increased, and the oil cooling heat dissipation effect is improved.
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