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CSC/G 2112-2004转刷曝气机

1、 实施规则名称:CSC/G 2111-2004带式压榨过滤机

2、 认 证 范 围:
本规则适用的产品范围:带式压榨过滤机(包括带式浓缩压榨机)。

3、 认证单元划分:
每一类带式压榨过滤机按产品型号进行认证单元的划分,原则上每一型号作为一个认证单元,同一制造商,同一型号/规格的产品,但生产厂(场所)不同时,应视为不同的申请认证单元。

4、 认证主要技术指标:

表1   主要件检验项目和要求
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检验项目                                         技术参数要求
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轴承                                             轴承温度≤60℃,温升≤20℃
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急停保护装置                                     运行安全,滤带跑偏量>40mm时动作
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滤带调偏装置                                     调偏量≤40mm
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外购件和材料质保证书                             应符合各自技术条件要求
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焊接件或铸锻件力学性能检测报告                   应符合各自技术条件要求
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表2   产品性能检验项目和依据
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序号    产品检验项目       性能指标及依据                               检验方法及引用标准 
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1*      材料               供应商提供的合格证或自检检验合格报告         检查制造档案
                           JB/T8102-1998                                JB/T8102-1998 
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2*      主要外构件         供应商提供的合格证或零部件检验合格报告       检查制造档案
                           JB/T8102-1998                                JB/T8102-1998
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3*      焊接要求           焊接件须除净焊缝上的焊渣、溅粒。焊缝应       目测
                           平整光滑,不允许有裂纹等影响强度的缺陷。     JB/T8102-1998
                           JB/T8102-1998  
                           -----------------------------------------------------------------------
                           焊缝必须采用与母体相当或较优的焊条焊接。     检查焊接试板力学试验报告
                           其试样的机械性能按GB/T 2649、GB/T 2650、     JB/T8102-1998
                           GB/T 2651及GB/T 2653的规定进行试验。
                           JB/T8102-1998  
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4       辊系衬胶           衬胶(陶瓷)或有表面涂覆层的辊子,其胶       目测
       (或涂覆层)        层、涂覆层与主体金属表面应贴合紧密、牢固     JB/T8102-1998
                           JB/T8102-1998 
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5       涂漆               外露易锈的金属表面应涂漆,其质量应符合       JB/T7217—1997
                           JB/T 7217的规定
                           JB/T 8102-1999  
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6       绝缘电阻           动力电路与保护电路对机架的绝缘电阻应大于     用500V兆欧表分别测量控制
                           2MΩ                                         电路和动力电路对机架、电
                           JB/T8102-1998                                控柜的绝缘电阻。仪表精度
                                                                        不低于1级。
                                                                        JB/T8102-1998
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7       滤带线速度         0.3~10m/min                                  在滤带边部作一标记,测定
                           JB/T8102-1998                                滤带运行三圈所用时间,算
                                                                        出滤带线速度。计时器精度
                                                                        不低于0.1s
                                                                        JB/T8102-1998
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8       噪声               带式压榨过滤机(包括清洗装置)运行噪声声     检测时应打开清洗装置,水
                           压级不得大于85dB(A)                          压必须达到设计要求的压力,
                           JB/T8102-1998                                按GB/T10894进行检测                                                                        JB/T8102-1998 
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9*      轴承温度温升       运行完毕后,立即测量轴承外圈的温度,其值     机器运行2h后,直接测量轴
                           不应高于60℃,温升不得高于20℃               承外圈的温度。测量的轴承
                           JB/T8102-1998                                必须包括传动辊轴承、压榨
                                                                        辊轴承、张紧辊轴承和导向
                                                                        辊轴承。测量用半导体温度
                                                                        计,精度不低于±0.5℃                                                                        JB/T8102-1998 
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10*     滤带跑偏量         滤带不应打褶,并能得到有效的防偏控制,滤     在卸料辊处,以辊子端面为
                           带相对于辊子的跑偏量不得大于40mm             基准,随时对上、下滤带的
                           JB/T8102-1998                                跑偏量进行测量,取其中的
                                                                        最大值作为该机的滤带跑偏
                                                                        量。所用量具精度≥0.5mm
                                                                        JB/T8102-1998   
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11      液压/气压系        液压系统在1.25倍设计最大工作压力下,保压     液压系统的密封性
        统密封试验         10min以上,压力降应小于试验压力的10%;气     观察压力表的压力降,同时
                           动系统不得有泄漏                             检查系统各零、部件外露面
                           JB/T8102-1998                                和连接处的密封性,应符合
                                                                        6.16中c)条的规定要求。
                                                                      
                                                                        气动系统的密封
                                                                        在正常工作条件下,检查系
                                                                        统各零、部件外露面和连接
                                                                        处的密封性。
                                                                        JB/T8102-1998 
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12      滤饼含液量        ≤80%                                        按JB/T8102-1998                                  GB18918-2002                                  7.1.7.2条方法检测
                                                                        JB/T8102-1998
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13      滤液含固量         应达到设计额定值要求                         按JB/T8102-1998 7.1.7.3                           JB/T8102-1998                                条方法检测
                                                                        JB/T8102-1998
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14*     急停器件           急停器件、电气设备的动作应正确、可靠         目测
        电气设备           JB/T8102-1998                                JB/T8102-1998
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15      生产能力           应达到设计额定值要求                         每小时排出的滤饼质量(以
                           JB/T8102-1998                                绝对干燥计)。其测定必须
                                                                        在滤饼含液量达到有关标准
                                                                        规定之后进行。
                                                                        测定方法:用秒表测定取样
                                                                        的延续时间(一般为3~10
                                                                        min)称出样品质量,然后
                                                                        算出生产能力。
                                                                        JB/T8102-1998 
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16      动力消耗           耗电量应达到设计要求                         用二瓦特计法或三瓦特计法
                           JB/T8102-1998                                或三相电度表测出主电机的
                                                                        输出总功率,然后折算成耗
                                                                        电量(kW·h/t)。仪表精
                                                                        度不低于1级。
                                                                        JB/T8102-1998 
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17      滤带清洗效果       滤带通过清洗装置后应清洗干净                 目测
                           JB/T8102-1998                                JB/T8102-1998
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18      标牌               每台带式压榨过滤机应在明显部位固定标牌,     目测 
                           其型式与尺寸应符合GB/T 13306 的规定。        GB/T13306-1991                         JB/T8102-1998 
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注:有*的项目为关键项,关键项必须达到100%合格。实际检验项目可根据机型不同进行增删。

5、 环境影响:
通过认证的产品具有"节约资源、改善向环境排放有害物质、保护环境"的特点,在市场上树立良好的企业形象,同时促进了环保产业的发展。

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