Coil assembly, solenoid valve, refrigeration device, and automobile
CN224696572UActive Publication Date: 2026-08-28GUANGDONG MEIZHI COMPRESSOR
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Patent Information
- Application Number
- CN202522113741.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-09-29
- Publication Date
- 2026-08-28
- Estimated Expiration
- 2035-09-29
AI Technical Summary
Technical Problem
然而，在注塑成型后，塑料包封层对线圈绕组的包覆可靠性不佳
Benefits of technology
[0020]本申请的技术方案，通过包塑件上的外凸部，能够对绕组挤压变形外凸处的包塑件进行局部加厚，减少了包塑件因局部缺料或填充不足导致的壁厚过薄缺陷，提高了包塑件对绕组的包覆可靠性、均匀性，进而提高线圈组件工作的稳定性。可以理解的是，通过模具型腔的优化，在外凸部预留额外空间，能够容纳绕组在塑料熔体从浇注口注入后可能发生的局部外凸，降低了包塑件的局部位置壁厚过薄或绕组裸露的出现概率，提高了包塑的可靠性。
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Abstract
The utility model discloses a coil assembly, solenoid valve, refrigeration plant and car relates to solenoid valve technical field, the coil assembly includes coil body and is located the plastic -coated spare of the outer periphery of coil body, the outer periphery of plastic -coated spare has the outer convex part, the plastic -coated spare has injection port trace, injection port trace and the outer convex part are opposite and set. The utility model discloses the technical scheme, has improved the reliability of plastic -coated spare to the winding of covering.
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