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["液氮深冷箱技术要求"]
["设备维修主管：",null,null,"模具中心生产部经理："]
["设备部总监：",null,null,"模具中心总监："]
["类别","序号","项目名称","参数要求","备注"]
["主要技术参数",1,"最大工件尺寸","ф900*H900mm"]
[null,2,"使用温度","：0℃至-190℃"]
[null,3,"内箱尺寸","L1200*W1100*H1000mm"]
[null,4,"外形尺寸","L2200*W1750*H1630mm"]
[null,5,"载重","3000KG"]
[null,6,"工作温度","0℃至-190℃"]
[null,7,"控温精度","± 1℃"]
[null,8,"温均性","±3℃"]
[null,9,"配电规格 ","380V/50HZ"]
[null,10,"整机总功率","1KW"]
[null,11,"制冷剂","6-25BAR液氮"]
["主要结构及配置",1,"深冷箱体","内外腔用sus304食品级不锈钢板剪折弯双面焊接成型。内箱板3mm,底板厚度\n5mm,受力位置辅以加强筋及铁氟龙加固，确保长期承重不变形，制做工艺美观。"]
[null,2,null,"保温层：多层复合材料保温绝热加厚保温层。机体保温层厚度：150mm"]
[null,3,null,"上盖密封用双层耐低温耐高低温密封条"]
[null,4,null,"底部梯形钢板加强支撑"]
[null,5,null,"箱体内腔有防撞设计"]
[null,null,"机床附件随机配置"]
[]
[]
[]
[]
[]
[{"$nulls":4},"标配"]
[]
[null,1,"循环风机","内外腔在风冷调温时循环风机使温均性更高"]
[null,2,"喷淋系统","风冷时开启独立喷淋器，温度可调省液氮。"]
[null,3,"电控系统","一体化电控方便操作。"]
[null,4,"液氮冷冻系统","冷却系统可选择液氮手动及自动模式。"]
[null,5,null,"系统由外界的液氮存储罐（自备）、液氮输送管及设备内的电磁阀"]
[null,6,null,"液氮流量控制电磁阀：超低温液氮电动阀加手动液氮截止阀联合控制，配备\n冗余系统，确保足够安全"]
[null,7,null,"进液管道安装过滤器、截止阀、安全阀"]
[null,8,null,"液氮输送管：低温高压液氮输送管，外层经过保温处理，不易损坏，能有效 减少液氮的损失"]
[null,9,null,"控制系统具备两种自动及手动制冷模式，用户可根据不同生产需要灵活选择，方 便检修。"]
[null,10,null,"采用人机介面（触摸屏）输入、ＰＬＣ智能控制、具有PID自动调节功能，所有 程序结束后自动报警断电。"]
[null,11,null,"西门子PLC控制器及温控模块，稳定可靠。"]
[null,12,null,"7寸触摸屏西门子，可手动及自动操作，输入直观简便。可储存多种冷冻工艺， 一键式运行。"]
[null,13,null,"接触器、按钮：均选用进口施耐德元件，可靠耐用。"]
[null,14,null,"气动阀控制，用可独立控制运行，采用法国原装进口美嘉诺气动阀。"]
[null,15,null,"进液口位置配置过滤器，过滤液氮长期供液过程产生的渣滓干扰阀体。过滤器方 便清理渣滓"]
["安全性",1,"液氮控制安全","速展冷冻速冻线具备具备冗余的液氮阀及手动截止阀。"]
[null,2,null,"具备主控及监控的温度传感器及反馈系统。"]
[null,3,null,"设备带超温报警功能。"]
[null,4,"设备用电安全","设备带接地线及断路器。"]
["操作及维护",1,"可维护性","设备整体结构均由SUS304不锈钢构成，经久耐用，不腐蚀。"]
[null,2,null,"液氮控制阀采用经久耐用，且设计为易于拆卸的快接式接口。"]
[null,3,null,"设备操作简单，清理清洁方便。"]
[null,4,null,"设备技术成熟稳定。"]
[null,5,"人机友好","操作高度及宽度均考虑操作人员的身高及人体工程学。"]
[null,6,null,"操作界面为触摸屏，人机对话，防呆式输入。"]
[null,7,null,"设备安静，整体噪音低。"]
["售后服务及使用年限",1,"保修期","一年"]
[null,2,"售后服务","设备问题24小时响应服务"]
[null,3,"主要部件寿命","15-20年"]
[null,4,"易损配件","24小时提供"]