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src=\"https:\u002F\u002Fimg.shenzhenjianzhong.com\u002Fpublished\u002Fmedia\u002Feditor-default-image\u002F20260924\u002F179024243876925848\u002Fimage.png\" alt=\"image\" loading=\"lazy\" \u002F>\u003C\u002Fp>\u003Cp>图1  卷闸门的主要结构示意图\u003C\u002Fp>\u003Ch1>\u003Cstrong>1. 故障一：下行限位失效或设置错误\u003C\u002Fstrong>\u003C\u002Fh1>\u003Cp>下行限位提前触发、限位位置偏移，或行程信号异常，可能使门在未关闭时停止下降。检修时要区分“提前报到位”和“到位后未停止”：二者不是同一种故障，不能都概括为限位不动作。\u003C\u002Fp>\u003Cp>\u003Cimg src=\"https:\u002F\u002Fimg.shenzhenjianzhong.com\u002Fpublished\u002Fmedia\u002Feditor-default-image\u002F20260924\u002F179024252865729142\u002Fimage.png\" alt=\"image\" loading=\"lazy\" \u002F>\u003C\u002Fp>\u003Cp>图2  电机限位装置位置示意图\u003C\u002Fp>\u003Cp>\u003Cstrong>1. \u003C\u002Fstrong>记录门停在哪里，以及控制器是否显示已到下限位或故障代码。\u003C\u002Fp>\u003Cp>\u003Cstrong>2. \u003C\u002Fstrong>将电机、控制器铭牌和停止位置照片交给安装方，确认采用机械限位还是电子行程。\u003C\u002Fp>\u003Cp>\u003Cstrong>3. \u003C\u002Fstrong>由专业人员核对限位状态、接线及设定。普通用户不要拨动限位凸轮或试着旋转调节螺丝。\u003C\u002Fp>\u003Cp>\u003Cbr \u002F>\u003C\u002Fp>\u003Ch1>\u003Cstrong>2. 故障二：控制按钮、线路或控制器异常\u003C\u002Fstrong>\u003C\u002Fh1>\u003Cp>下降按钮损坏、接线接触不良，或接收器、控制器的下行通道异常，都需要纳入排查。线路受潮、控制器运行模式或参数异常也应检查，不能只检查遥控器电池。\u003C\u002Fp>\u003Cp>\u003Cbr \u002F>\u003C\u002Fp>\u003Ctable class=\"jz-table-align-left jz-table-width-100\">\u003Ccolgroup>\u003Ccol width=\"50%\" \u002F>\u003Ccol width=\"50%\" \u002F>\u003C\u002Fcolgroup>\u003Ctbody>\u003Ctr>\u003Ctd colspan=\"1\" rowspan=\"1\">\u003Cimg src=\"https:\u002F\u002Fimg.shenzhenjianzhong.com\u002Fpublished\u002Fmedia\u002Feditor-default-image\u002F20260930\u002F179071225919514614\u002Fimage.png\" alt=\"image\" loading=\"lazy\" \u002F>\u003Cbr \u002F>\u003Cstrong>图3  常见控制按钮\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">\u003Cbr \u002F>\u003Cstrong>1. \u003C\u002Fstrong>从外观观察下降键是否卡住、破损，按钮盒和外露线缆是否有进水或损伤痕迹。\u003Cbr \u002F>\u003Cstrong>2. \u003C\u002Fstrong>门体无危险征兆且门口清空时，对比遥控器与墙面按钮的下降反应，并记录结果。\u003Cbr \u002F>\u003Cstrong>3. \u003C\u002Fstrong>只有遥控器失效时，可按说明书检查电池及配对；两种控制方式都无效，应继续查公共下行回路与保护输入。\u003Cbr \u002F>\u003Cstrong>4. \u003C\u002Fstrong>万用表测量、端子检查及继电器检测由专业人员完成，不能因按钮在墙上就认定内部是安全低压。\u003C\u002Ftd>\u003C\u002Ftr>\u003C\u002Ftbody>\u003C\u002Ftable>\u003Cp>控制器参数异常或程序故障：拍下故障代码，并说明近期是否更换控制板、重新接线或修改过设置。由安装方核对运行模式、行程和安全输入；不要自行恢复出厂设置或关闭保护功能。[1]\u003C\u002Fp>\u003Ch1>\u003Cstrong>3. 故障三：安全保护装置被触发\u003C\u002Fstrong>\u003C\u002Fh1>\u003Cp>配有红外对射或底边安全触边的门，可能因遮挡、感应器偏移、触边受压或线路异常而限制下降。不同控制器可能停止、反弹，或限制自动关门，具体响应以对应型号说明书为准。[1]\u003C\u002Fp>\u003Cp>\u003Cimg src=\"https:\u002F\u002Fimg.shenzhenjianzhong.com\u002Fpublished\u002Fmedia\u002Feditor-default-image\u002F20260924\u002F179024259756423493\u002Fimage.png\" alt=\"image\" loading=\"lazy\" \u002F>\u003C\u002Fp>\u003Cp>图4  遮挡物阻断红外对射光束的示意图\u003C\u002Fp>\u003Cp>\u003Cstrong>1. \u003C\u002Fstrong>在安全位置观察门洞是否有纸箱、货物或其他遮挡，查看感应器镜面是否有明显积尘。\u003C\u002Fp>\u003Cp>\u003Cstrong>2. \u003C\u002Fstrong>观察底边安全触边是否变形或持续受压，并记录指示灯、报警声或显示代码。\u003C\u002Fp>\u003Cp>\u003Cstrong>3. \u003C\u002Fstrong>仅清理无需进入门帘下方即可安全移走的遮挡物；故障未解除时交由维修人员检查，禁止短接保护线路。\u003C\u002Fp>\u003Cp>\u003Cbr \u002F>\u003C\u002Fp>\u003Ch1>\u003Cstrong>4. 故障四：电机或制动器故障\u003C\u002Fstrong>\u003C\u002Fh1>\u003Cp>如果下降时电机嗡响、门体却不动，需区分机械卡阻、驱动异常与制动器未正常释放。能正常上升，并不能单凭这一点认定电机、制动器已经全部正常；也不能直接判断为“下降电容坏了”。[1][3]\u003C\u002Fp>\u003Cp>\u003Cimg src=\"https:\u002F\u002Fimg.shenzhenjianzhong.com\u002Fpublished\u002Fmedia\u002Feditor-default-image\u002F20260924\u002F179024261006269899\u002Fimage.png\" alt=\"image\" loading=\"lazy\" \u002F>\u003C\u002Fp>\u003Cp>图5  电机与制动机构示意图\u003C\u002Fp>\u003Cp>\u003Cstrong>1. \u003C\u002Fstrong>记录按下下降键时是完全无声、只有继电器声，还是电机嗡响；出现异味或异常声音立即停止。\u003C\u002Fp>\u003Cp>\u003Cstrong>2. \u003C\u002Fstrong>由专业人员按电机型号检查下行输出、电机接线及制动器释放情况；使用电容的机型再检查相应电容。\u003C\u002Fp>\u003Cp>\u003Cstrong>3. \u003C\u002Fstrong>不得通过强拉门帘、松开制动器或拆开防坠装置来试着让门下降。\u003C\u002Fp>\u003Ch1>\u003Cstrong>5. 故障五：门帘卡阻、变形或导轨异常\u003C\u002Fstrong>\u003C\u002Fh1>\u003Cp>门帘在导轨内卡住、底边被杂物顶住，或门片、导轨变形，都可能妨碍下降。带阻力检测的系统还可能因此停机或反弹。能上升并不代表导轨没有卡点。[1][3]\u003C\u002Fp>\u003Cp>\u003Cimg src=\"https:\u002F\u002Fimg.shenzhenjianzhong.com\u002Fpublished\u002Fmedia\u002Feditor-default-image\u002F20260924\u002F179024262075125162\u002Fimage.png\" alt=\"image\" loading=\"lazy\" \u002F>\u003C\u002Fp>\u003Cp>图6  门帘底部被杂物卡住的示意图\u003C\u002Fp>\u003Cp>\u003Cstrong>1. \u003C\u002Fstrong>从门外正面查看底边是否水平、两侧门片是否进入各自导轨，并拍下歪斜或擦碰位置。\u003C\u002Fp>\u003Cp>\u003Cstrong>2. \u003C\u002Fstrong>查看底边附近是否有石块、货物或新铺地面形成的凸起；不要把手伸入门帘与导轨的夹缝。\u003C\u002Fp>\u003Cp>\u003Cstrong>3. \u003C\u002Fstrong>门帘已经压住物体、脱轨或明显变形时，停止操作。由维修人员安全固定门体后清障、校正或更换部件。\u003C\u002Fp>\u003Cp>\u003Cstrong>不要一边按下降键，一边用脚踩、用手拉门帘。对于已经受力卡住的部位，也不要直接抽走支撑它的杂物。\u003C\u002Fstrong>\u003C\u002Fp>\u003Cp>\u003Cbr \u002F>\u003C\u002Fp>\u003Ch1>\u003Cstrong>6. 故障六：平衡系统异常（弹簧或配重问题）\u003C\u002Fstrong>\u003C\u002Fh1>\u003Cp>这一项只适用于装有相应平衡机构的门型。使用弹簧平衡的卷闸门，弹簧助力过大或张力匹配不当，可能表现为容易上升、却难以下降。DBCI的维护说明将“易开难关”列为需要复核弹簧张力的表现，并要求由经过培训的人员调整。[2]\u003C\u002Fp>\u003Cp>弹簧断裂、脱落或配重机构异常，应作为安全故障处理，不能一概解释成“只能上不能下”。是否装有弹簧、配重，先查原安装资料或向厂家确认，不要为了找部件拆开卷轴罩壳。[2][3]\u003C\u002Fp>\u003Cp>\u003Cstrong>1. \u003C\u002Fstrong>向安装方说明近期是否更换过门片、调整过弹簧，或改变过门体重量，并提供维修记录。\u003C\u002Fp>\u003Cp>\u003Cstrong>2. \u003C\u002Fstrong>由专业人员检查弹簧、张紧机构及固定支座；采用配重的机型，还需核对配重与传动机构状态。\u003C\u002Fp>\u003Cp>\u003Cstrong>3. \u003C\u002Fstrong>出现异常回弹、下滑或断裂声时停用报修。不要自行增减弹簧圈数、卸配重，也不要脱开驱动后测试门能否悬停。\u003C\u002Fp>\u003Ch1>\u003Cstrong>6类故障与排查重点对照\u003C\u002Fstrong>\u003C\u002Fh1>\u003Cp>下表用于整理报修信息，不能替代现场检测；同一种现象可能对应多个故障。\u003C\u002Fp>\u003Ctable class=\"jz-table-align-left jz-table-width-100\">\u003Ccolgroup>\u003Ccol width=\"25%\" \u002F>\u003Ccol width=\"25%\" \u002F>\u003Ccol width=\"25%\" \u002F>\u003Ccol width=\"25%\" \u002F>\u003C\u002Fcolgroup>\u003Ctbody>\u003Ctr>\u003Ctd colspan=\"1\" rowspan=\"1\">\u003Cstrong>序号\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">\u003Cstrong>故障类别\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">\u003Cstrong>可观察的线索\u003C\u002Fstrong>\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">\u003Cstrong>处理边界\u003C\u002Fstrong>\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd colspan=\"1\" rowspan=\"1\">1\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">下行限位或行程异常\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">停在非关闭位置、行程提示异常\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">记录停止位置；专业核对限位\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd colspan=\"1\" rowspan=\"1\">2\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">按钮、线路或控制器异常\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">单一控制方式失效、下行无响应\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">对比控制方式；专业检测回路与参数\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd colspan=\"1\" rowspan=\"1\">3\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">安全保护被触发\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">存在遮挡、触边受压或保护报警\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">外部观察；禁止屏蔽保护\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd colspan=\"1\" rowspan=\"1\">4\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">电机或制动器故障\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">嗡响不动、驱动或制动异常\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">停机；专业检测驱动和制动\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd colspan=\"1\" rowspan=\"1\">5\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">门帘卡阻或导轨异常\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">歪斜、擦碰、底边顶住异物\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">拍下卡点；不强拉、不撬动\u003C\u002Ftd>\u003C\u002Ftr>\u003Ctr>\u003Ctd colspan=\"1\" rowspan=\"1\">6\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">平衡系统异常\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">适用门型易升难降、异常回弹\u003C\u002Ftd>\u003Ctd colspan=\"1\" rowspan=\"1\">核对门型；专业检查弹簧或配重\u003C\u002Ftd>\u003C\u002Ftr>\u003C\u002Ftbody>\u003C\u002Ftable>\u003Cp>\u003Cbr \u002F>\u003C\u002Fp>\u003Cp>报修时一并提供门体全景、电机与控制器铭牌、故障代码，以及遥控器和墙面按钮的反应。本文针对普通电动卷闸门；涉及防火卷帘时，不要按本文自行改动消防联动或控制设置。\u003C\u002Fp>\u003Ch1>\u003Cstrong>参考资料\u003C\u002Fstrong>\u003C\u002Fh1>\u003Cp>[1] GfA ELEKTROMATEN：Fault guide for door controls。\u003Ca href=\"https:\u002F\u002Fgfa-elektromaten.com\u002Ffiles\u002FGfA\u002Fbilder\u002FProducts\u002F12_Fault_guide_all_languages_(sep._abgelegt_f._Downloads)\u002F51171735_00002_E_en.pdf\" target=\"_blank\" rel=\"noopener noreferrer\">查看厂家故障指南\u003C\u002Fa> 采用安全输入、运动故障与运行参数相关条目；具体代码仅适用于指南所列控制器。\u003C\u002Fp>\u003Cp>[2] DBCI：Operation &amp; Maintenance Manual。\u003Ca href=\"https:\u002F\u002Fwww.dbci.com\u002Fdbci-operation-maintenance-manual\" target=\"_blank\" rel=\"noopener noreferrer\">查看厂家维护说明\u003C\u002Fa> 采用门体平衡、弹簧张力、外观检查及专业维修边界说明。\u003C\u002Fp>\u003Cp>[3] CornellCookson：6 Common Rollup Door Problems and How to Fix Them。\u003Ca href=\"https:\u002F\u002Fwww.cooksondoor.com\u002Fblogs\u002FCookson\u002F6-common-rollup-door-problems-(and-how-to-fix-them)\" target=\"_blank\" rel=\"noopener noreferrer\">查看厂家故障说明\u003C\u002Fa> 采用按钮与遥控、导轨卡阻、弹簧及电机异常相关内容。\u003C\u002Fp>\u003Cp>文中插图为示意图，不同门型的结构与控制逻辑，以对应产品说明书和现场复核为准。\u003C\u002Fp>",[],"深圳建中五金制品有限公司","深圳建中五金制品有限公司原创科普","该片文章汇总了导致卷闸门只能上不能下的一些常见原因",{"id":36,"name":46,"slug":348},{"title":359,"slug":360},"防火卷帘两项旧行业标准被废止，采购与维保资料该怎样核对？","fire-shutter-standards-procurement-maintenance",{"title":362,"slug":363},"304 与 316 不锈钢有什么区别？如何选型？","difference-304-316-stainless",[365],{"id":207,"title":37,"subtitle":366,"image":367,"mobileImage":16,"link":16},"行业动态 · 技术问答 · 产品FAQ","https:\u002F\u002Fwww.shenzhenjianzhong.com\u002Fsecurity-assets\u002F5085ba7fa31941f0ae59e7a8db089907e86b3d1e921787ea3e7e8ff1a14d84e7.jpg"]