远大中压燃气紧急切断阀

评测依据

• review_count：7200
• rating_avg：4.9
• brand_reputation：0
• merchant_count：0
• price_range：[300,799]
• dimension：best_value
• sources：["天猫","京东"]
• time_range：{"from":"2026-06-26 01:57:14","to":"2026-06-26 01:57:14"}
• intros：{"brand_intro":"远大集团成立于1988年，以非电空调和环保科技闻名，旗下阀门事业部专注于燃气安全设备。公司拥有全球领先的燃气安全实验室，产品通过UL、CE认证。远大以\"安全第一\"为宗旨，在燃气紧急切断阀领域市场占有率居国内前三，年出口额超5亿元。","product_intro":"远大中压燃气紧急切断阀专为燃气管道安全设计，内置电磁阀和手动复位机构，可在燃气泄漏或超压时自动切断气源。阀体采用压铸铝合金，表面防腐处理，响应时间小于0.1秒。支持远程控制接口，适用于燃气锅炉、厨房及工业燃气系统，符合GB 50028标准。","key_specs":["公称压力：1.0MPa","适用介质：天然气/液化气","阀体材质：压铸铝合金","连接方式：法兰（DN50）","响应时间：≤0.1秒","工作电压：DC 24V"]}
• alt_products：[{"product_name":"远大中压燃气紧急切断阀","brand":"远大（Broad）","model":"YD-ZYF-50","price":459}]
• kol_quotes：["\"远大这款切断阀是燃气安全标配，响应速度很快。\"——安全工程师@老赵说燃气","\"家里装了之后安心多了，自动切断功能很实用。\"——家居博主@安心妈妈"]
• scoring_breakdown：[{"source":"word_of_mouth","score":95.6,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户高度评价其安全性能，自动切断功能灵敏可靠。安装后经过多次模拟测试均正常触发。部分用户反映价格较高，但认为安全投资值得。少数用户提到电磁阀接线需专业电工操作。长期使用后无故障，适合对安全要求高的场所。好评率接近100%，是燃气公司推荐型号。","source_count":2}},{"source":"objective","score":88.20088176352706,"weight":0.55,"confidence":0.5,"details":{"rating_avg":4.9,"price":459,"wom_score":95.6}},{"source":"user_review","score":98,"weight":0.15,"confidence":1,"details":{"rating_avg":4.9,"review_count":7200,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["\"远大这款切断阀是燃气安全标配，响应速度很快。\"——安全工程师@老赵说燃气","\"家里装了之后安心多了，自动切断功能很实用。\"——家居博主@安心妈妈"]}}]
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