NB 投影机吊架 投影仪支架 可伸缩加长款

评测依据

• review_count：28500
• rating_avg：4.8
• brand_reputation：0
• merchant_count：0
• price_range：[100,299]
• dimension：best_value
• sources：["京东","天猫"]
• time_range：{"from":"2026-06-26 02:03:19","to":"2026-06-26 02:03:19"}
• intros：{"brand_intro":"NB（North Bayou）是国内知名的视听支架品牌，成立于2004年，总部位于福建。专注于电视挂架、投影机吊架、显示器支架等产品的研发与制造，以\"安全、稳固、易安装\"为核心设计理念。产品通过多项国际安规认证，在国内电商平台长期占据销量前列，是众多家庭用户和中小企业的首选品牌。","product_intro":"NB-770 是一款经典的可伸缩投影机吊架，采用加厚冷轧钢板材质，承重可达15kg，适配市面上绝大多数家用及商用投影机。支持上下左右多角度调节，方便快速对焦。标配隐藏式走线设计，线缆不外露，美观整洁。安装方式灵活，可适配木顶、水泥顶及钢结构天花板，是入门级与中端市场的畅销型号。","key_specs":["材质：加厚冷轧钢板","承重：15kg","伸缩范围：0.6-1.2米","适用天花板：木顶/水泥顶/钢结构","调节角度：上下±15°，左右±20°","走线方式：隐藏式线槽"]}
• alt_products：[{"product_name":"NB 投影机吊架 投影仪支架 可伸缩加长款","brand":"NB","model":"NB-770","price":159},{"product_name":"威视朗 投影机吊架 投影仪支架 超短焦专用款","brand":"威视朗","model":"VSL-UT10","price":189},{"product_name":"艾瑞斯曼 投影机吊架 投影仪支架 加厚加固款","brand":"艾瑞斯曼","model":"Airsman-PRO2","price":229}]
• kol_quotes：["数码博主@科技小辛：NB-770是百元级吊架里最稳的选择，没有之一。","装修达人@家居老李：隐藏线槽设计让客厅天花板干净很多，强烈推荐。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":92.89999999999999,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍称赞其安装简便、结构稳固，性价比极高。多数评价提到\"螺丝配件齐全，说明书清晰\"，对于家用投影机（如极米、当贝、爱普生）兼容性良好。部分用户反映伸缩杆在最长状态下有轻微晃动，但日常使用无影响。整体好评率超过98%，是京东投影机吊架类目销量冠军。","source_count":2}},{"source":"objective","score":87.22052763819094,"weight":0.5,"confidence":0.5,"details":{"rating_avg":4.8,"price":159,"wom_score":92.89999999999999}},{"source":"user_review","score":96,"weight":0.15,"confidence":1,"details":{"rating_avg":4.8,"review_count":28500,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["数码博主@科技小辛：NB-770是百元级吊架里最稳的选择，没有之一。","装修达人@家居老李：隐藏线槽设计让客厅天花板干净很多，强烈推荐。"]}}]
• method_version：v2
• search_visual：null