CN108485109A - 一种配电柜壳体用复合塑钢材料及其制备方法 - Google Patents

一种配电柜壳体用复合塑钢材料及其制备方法 Download PDF

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CN108485109A
CN108485109A CN201810281689.8A CN201810281689A CN108485109A CN 108485109 A CN108485109 A CN 108485109A CN 201810281689 A CN201810281689 A CN 201810281689A CN 108485109 A CN108485109 A CN 108485109A
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张瑞
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Hefei Smart New Building Material Technology Co Ltd
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Abstract

本发明公开了一种配电柜壳体用复合塑钢材料及其制备方法，涉及配电柜壳体材料技术领域，该材料包括以下原料：改性PVC树脂粉‑SG6、古马隆树脂、蛇纹石、钙长石、铝矾土、复合增强纤维、石英粉、云母粉、硬脂酸钙、氢氧化铝、粘接助剂、发泡剂、偶联剂、光稳定剂和抗氧剂；其制备方法是通过对原料的混合挤出制得的。本发明的壳体用复合塑钢材料制备简单方便，生产成本低廉，具有优良的机械强度、耐温性、绝缘性、阻燃性等特性，安全可靠，应用场合广泛，使用寿命长。

Description

一种配电柜壳体用复合塑钢材料及其制备方法
技术领域
本发明涉及配电柜壳体材料技术领域，具体涉及一种配电柜壳体用复合塑钢材料及其制备方法。
背景技术
高低压配电柜壳体具有保护其内部电器元器件及其系统不受损坏的作用，其重要性不言而喻；目前，市场上的配电柜壳体大多数为铁皮或合金材料，其制备方法要经过熔炼、冲压成型、脱脂酸洗、碱洗水洗、表调磷化、烫洗烘干、表面喷漆等步骤，该种制备方法繁琐，生产成本高，且具有抗压强度低、绝缘性能差等不足，产品容重值大，安装不方便。
近年来，随着塑制材料以及塑钢型材的广泛应用，塑制配电柜壳体材料已经开始应用，相比传统的钣金件配电柜壳体，其恰恰能解决现有金属配电柜壳体存在的问题；中国发明专利201410394235.3公开了一种高低压配电柜壳体材料，由如下重量份的原料制备而成：聚氯乙烯30-40份，碳化硅20-25份，硼砂10-12份，石英砂8-10份，酚醛树脂8-10份，单硬脂酸甘油酯8-9份，异丁醇7-8份，聚碳酸酯7-8份，二乙二醇单丁醚5-7份，十溴二苯乙烷5-7份，石墨2-3份，三聚磷酸铝2-3份，三氧化二锑2-3份，玻璃纤维1-2份，硅胶粉1-2份，其具有较好的综合性能。但随着社会的发展和进步，配电柜的应用场合和环境不断发生变化，要求其壳体性能再次提升，才能达到应用要求。因此，研制出一种性能更优的配电柜壳体材料相当有必要。
发明内容
针对现有技术中存在的问题，本发明提供了一种配电柜壳体用复合塑钢材料及其制备方法，该种壳体制备简单方便，生产成本低廉，具有优良的机械强度、耐温性、绝缘性、阻燃性等特性。
为了达到上述目的，本发明通过以下技术方案来实现的：
一种配电柜壳体用复合塑钢材料，包括以下按重量份计的原料：改性PVC树脂粉-SG650-60份、古马隆树脂20-30份、蛇纹石4-6份、钙长石4-6份、铝矾土10-20份、复合增强纤维3-5份、石英粉3-4份、云母粉2-3份、硬脂酸钙1-2份、氢氧化铝1-1.5份、柠檬酸三丁酯1-2份、粘接助剂3-5份、发泡剂2-4份、偶联剂3-5份、光稳定剂1-3份和抗氧剂1-3份；
上述的改性PVC树脂粉-SG6通过以下步骤制得：
步骤1：按重量份称取以下成分：PVC树脂粉-SG640-50份、粒度为20-30μm的玻化微珠10-20份和丙酮30-40份；
步骤2：先将PVC树脂粉-SG6加入到丙酮中溶解搅拌45-55min，再加入玻化微珠，在超声波条件下分散处理80-100min形成混合溶液；
步骤3：再将混合溶液置于70-80℃的烘箱中烘干处理25-35min，之后在温度为105-115℃下预固化30-40min，最后置于热压机中固化90-100min，固化温度为120-130℃，固化压力为1.1-1.3MPa，固化后封存备用。
进一步地，上述的复合塑钢材料包括以下按重量份计的原料：改性PVC树脂粉-SG655份、古马隆树脂25份、蛇纹石5份、钙长石5份、铝矾土15份、复合增强纤维4份、石英粉3.5份、云母粉2.5份、硬脂酸钙1.5份、氢氧化铝1.25份、柠檬酸三丁酯1.5份、粘接助剂4份、发泡剂3份、偶联剂4份、光稳定剂2份和抗氧剂2份。
进一步地，上述的改性PVC树脂粉-SG6通过以下步骤制得：
步骤1：按重量份称取以下成分：PVC树脂粉-SG645份、粒度为25μm的玻化微珠15份和丙酮35份；
步骤2：先将PVC树脂粉-SG6加入到丙酮中溶解搅拌50min，再加入玻化微珠，在超声波条件下分散处理90min形成混合溶液；
步骤3：再将混合溶液置于75℃的烘箱中烘干处理30min，之后在温度为110℃下预固化35min，最后置于热压机中固化95min，固化温度为125℃，固化压力为1.2MPa，固化后封存备用。
优选地，上述的发泡剂采用ADC发泡剂或OBSH发泡剂。
优选地，上述的偶联剂采用钛酸酯偶联剂。
优选地，上述的光稳定剂采用光稳定剂770或光稳定剂944。
优选地，上述的抗氧剂采用抗氧剂1010、抗氧剂1076或抗氧剂TNP中的任一种。
上述的一种配电柜壳体用复合塑钢材料的制备方法，按照以下步骤进行：
(1)按所述重量份配比称取原料；
(2)将蛇纹石研磨粉碎至细度为20-30μm，得蛇纹石微粉；将钙长石研磨粉碎至细度为20-30μm，得钙长石微粉；将蛇纹石微粉、钙长石微粉以及铝矾土混合输送至焙烧炉中，在温度为340-360℃条件下焙烧30-40min，得复合矿物填料；
(3)按重量比1:1称取碳化硅纤维、玄武岩纤维，将其混合置于短切机中制成长度小于500μm的复合增强纤维；
(4)将所有原料共同输送至高速混合机中，先在温度95-105℃条件下混合30-40min，再在温度115-125℃条件下混合25-35min；之后在温度150-160℃条件下混合2-3h，得混料；最后将混料经挤出机挤出，模具定型即制得本发明的配电柜壳体用复合塑钢材料。
本发明具有如下的有益效果：
(1)本发明的复合塑钢材料制备简单方便，生产成本低廉，生产过程中无安全隐患，原料相容性能好，分散速度快，生产效率高，制备过程中无污染、无废料、无粉尘，该种材料在废旧弃之后，可简单加工循环利用，符合绿色环保的要求；降低了对高价金属材料的利用；
(2)本发明的复合塑钢材料容重值小，重量轻，加工运输方便，且具有防水抗冻性能好，耐温绝缘性能高、阻燃系数高、屏蔽性能优越的特点，安全可靠，应用场合广泛，且耐候、耐老化，使用寿命长；
(3)本发明的复合塑钢材料制备过程中，通过对树脂基料的改性，以及其它填料的选用及配伍，大大加强了该种成品配电柜壳体的机械结构强度及承受力，使其具有优良的抗压、抗折强度以及抗冲击性韧性，提高了对配电柜内部电器元器件的保护力度；
(4)本发明的复合塑钢材料具有优异的化学稳定性，耐腐蚀，抑霉抗菌防蛀，结构完整，一致性良好，壳体的弹性模量大，不会出现变形、开裂、粉化及泥化等产品质量不良的现象，显著提高了成品配电柜壳体的使用性能及寿命。
具体实施方式
下面结合实施例对本发明的具体实施方式作进一步描述，以下实施例仅用于更加清楚地说明本发明的技术方案，而不能以此来限制本发明的保护范围。
实施例1
一种配电柜壳体用复合塑钢材料，称取以下原料：改性PVC树脂粉-SG650kg、古马隆树脂20kg、蛇纹石4kg、钙长石4kg、铝矾土10kg、复合增强纤维3kg、石英粉3kg、云母粉2kg、硬脂酸钙1kg、氢氧化铝1kg、柠檬酸三丁酯1kg、粘接助剂3kg、ADC发泡剂2kg、钛酸酯偶联剂3kg、光稳定剂7701kg和抗氧剂10101kg；
上述部分原料需要通过以下步骤才能制得：
(一)改性PVC树脂粉-SG6的制备
步骤1：称取以下成分：PVC树脂粉-SG640kg、粒度为20μm的玻化微珠10kg和丙酮30kg；
步骤2：先将PVC树脂粉-SG6加入到丙酮中溶解搅拌45min，再加入玻化微珠，在超声波条件下分散处理80min形成混合溶液；
步骤3：再将混合溶液置于70℃的烘箱中烘干处理35min，之后在温度为105℃下预固化40min，最后置于热压机中固化90min，固化温度为130℃，固化压力为1.1MPa，固化后封存备用。
(二)粘接助剂的制备
取2kg的水加热煮沸，再加入0.6kg的聚乙烯醇，继续加热并搅拌，待聚乙烯醇全部溶解后，再加入1kg水，继续搅拌升温至沸腾，得所需重量的粘接助剂即可。
上述的一种配电柜壳体用复合塑钢材料制备方法如下：
(1)先将蛇纹石研磨粉碎至细度为20μm，得蛇纹石微粉；将钙长石研磨粉碎至细度为20μm，得钙长石微粉；将蛇纹石微粉、钙长石微粉以及铝矾土混合输送至焙烧炉中，在温度为340℃条件下焙烧40min，得复合矿物填料；
(2)再按重量比1:1称取碳化硅纤维、玄武岩纤维，将其混合置于短切机中制成长度为300μm的复合增强纤维；
(3)之后将上述所有原料共同输送至高速混合机中，先在温度95℃条件下混合40min，再在温度115℃条件下混合35min；之后在温度150℃条件下混合3h，得混料；最后将混料经螺杆挤出机挤出，模具定型即制得本发明的配电柜壳体用复合塑钢材料；
该螺杆挤出机的工作参数如下：螺杆转速为120rpm；驱动功率为45kw；温区参数包括：一区温度为120℃，二区温度为140℃，三区温度为160℃，机头温度为140℃。
实施例2
一种配电柜壳体用复合塑钢材料，称取以下原料：改性PVC树脂粉-SG655kg、古马隆树脂25kg、蛇纹石5kg、钙长石5kg、铝矾土15kg、复合增强纤维4kg、石英粉3.5kg、云母粉2.5kg、硬脂酸钙1.5kg、氢氧化铝1.25kg、柠檬酸三丁酯1.5kg、粘接助剂4kg、OBSH发泡剂3份、钛酸酯偶联剂4份、光稳定剂9442份和抗氧剂10762份；
上述部分原料需要通过以下步骤才能制得：
(一)改性PVC树脂粉-SG6的制备
步骤1：称取以下成分：PVC树脂粉-SG645kg、粒度为25μm的玻化微珠15kg和丙酮35kg；
步骤2：先将PVC树脂粉-SG6加入到丙酮中溶解搅拌50min，再加入玻化微珠，在超声波条件下分散处理90min形成混合溶液；
步骤3：再将混合溶液置于75℃的烘箱中烘干处理30min，之后在温度为110℃下预固化35min，最后置于热压机中固化95min，固化温度为125℃，固化压力为1.2MPa，固化后封存备用。
(二)粘接助剂的制备
取2.5kg的水加热煮沸，再加入1kg的聚乙烯醇，继续加热并搅拌，待聚乙烯醇全部溶解后，再加入1kg水，继续搅拌升温至沸腾，得所需重量的粘接助剂即可。
上述的一种配电柜壳体用复合塑钢材料制备方法如下：
(1)先将蛇纹石研磨粉碎至细度为25μm，得蛇纹石微粉；将钙长石研磨粉碎至细度为25μm，得钙长石微粉；将蛇纹石微粉、钙长石微粉以及铝矾土混合输送至焙烧炉中，在温度为350℃条件下焙烧35min，得复合矿物填料；
(2)再按重量比1:1称取碳化硅纤维、玄武岩纤维，将其混合置于短切机中制成长度为300μm的复合增强纤维；
(3)之后将上述所有原料共同输送至高速混合机中，先在温度100℃条件下混合35min，再在温度120℃条件下混合30min；之后在温度155℃条件下混合2.5h，得混料；最后将混料经螺杆挤出机挤出，模具定型即制得本发明的配电柜壳体用复合塑钢材料；
该螺杆挤出机的工作参数如下：螺杆转速为130rpm；驱动功率为65kw；温区参数包括：一区温度为125℃，二区温度为145℃，三区温度为170℃，机头温度为145℃。
实施例3
一种配电柜壳体用复合塑钢材料，称取以下原料：改性PVC树脂粉-SG660kg、古马隆树脂30kg、蛇纹石6kg、钙长石6kg、铝矾土20kg、复合增强纤维5kg、石英粉4kg、云母粉3kg、硬脂酸钙2kg、氢氧化铝1.5kg、柠檬酸三丁酯2kg、粘接助剂5kg、ADC发泡剂3kg、钛酸酯偶联剂4kg、光稳定剂7702kg和抗氧剂TNP 2kg；
上述部分原料需要通过以下步骤才能制得：
(一)改性PVC树脂粉-SG6的制备
步骤1：称取以下成分：PVC树脂粉-SG650份、粒度为30μm的玻化微珠20份和丙酮40份；
步骤2：先将PVC树脂粉-SG6加入到丙酮中溶解搅拌55min，再加入玻化微珠，在超声波条件下分散处理100min形成混合溶液；
步骤3：再将混合溶液置于80℃的烘箱中烘干处理25min，之后在温度为115℃下预固化30min，最后置于热压机中固化100min，固化温度为120℃，固化压力为1.3MPa，固化后封存备用。
(二)粘接助剂的制备
取3kg的水加热煮沸，再加入1.5kg的聚乙烯醇，继续加热并搅拌，待聚乙烯醇全部溶解后，再加入1kg水，继续搅拌升温至沸腾，得所需重量的粘接助剂即可。
上述的一种配电柜壳体用复合塑钢材料制备方法如下：
(1)先将蛇纹石研磨粉碎至细度为30μm，得蛇纹石微粉；将钙长石研磨粉碎至细度为30μm，得钙长石微粉；将蛇纹石微粉、钙长石微粉以及铝矾土混合输送至焙烧炉中，在温度为360℃条件下焙烧30min，得复合矿物填料；
(2)再按重量比1:1称取碳化硅纤维、玄武岩纤维，将其混合置于短切机中制成长度为300μm的复合增强纤维；
(3)之后将上述所有原料共同输送至高速混合机中，先在温度105℃条件下混合30min，再在温度125℃条件下混合25min；之后在温度160℃条件下混合2h，得混料；最后将混料经螺杆挤出机挤出，模具定型即制得本发明的配电柜壳体用复合塑钢材料；
该螺杆挤出机的工作参数如下：螺杆转速为150rpm；驱动功率为90kw；温区参数包括：一区温度为130℃，二区温度为150℃，三区温度为180℃，机头温度为150℃。
经检测，上述实施例制得的配电柜壳体(厚度一致为2mm)性能参数如下：
抗压强度≥216MPa；抗折强度≥125MPa；表面冲击韧度≥28.3J/cm2；耐热极限温度区间[260,280]；电阻性≥1×1011kΩ；外在声波、射线及电磁波等干扰源屏蔽率≥92.6％。
以上所述仅为本发明的优选实施例而已，并不用于限制本发明，尽管参照前述实施例对本发明进行了详细的说明，对于本领域的技术人员来说，其依然可以对前述各实施例所记载的技术方案进行修改，或者对其中部分技术特征进行等同替换。凡在本发明的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本发明的保护范围之内。

Claims (8)

1.一种配电柜壳体用复合塑钢材料，其特征在于，包括以下按重量份计的原料：改性PVC树脂粉-SG650-60份、古马隆树脂20-30份、蛇纹石4-6份、钙长石4-6份、铝矾土10-20份、复合增强纤维3-5份、石英粉3-4份、云母粉2-3份、硬脂酸钙1-2份、氢氧化铝1-1.5份、柠檬酸三丁酯1-2份、粘接助剂3-5份、发泡剂2-4份、偶联剂3-5份、光稳定剂1-3份和抗氧剂1-3份；
所述改性PVC树脂粉-SG6通过以下步骤制得：
步骤1：按重量份称取以下成分：PVC树脂粉-SG640-50份、粒度为20-30μm的玻化微珠10-20份和丙酮30-40份；
步骤2：先将PVC树脂粉-SG6加入到丙酮中溶解搅拌45-55min，再加入玻化微珠，在超声波条件下分散处理80-100min形成混合溶液；
步骤3：再将混合溶液置于70-80℃的烘箱中烘干处理25-35min，之后在温度为105-115℃下预固化30-40min，最后置于热压机中固化90-100min，固化温度为120-130℃，固化压力为1.1-1.3MPa，固化后封存备用。
2.根据权利要求1所述的一种配电柜壳体用复合塑钢材料，其特征在于，包括以下按重量份计的原料：改性PVC树脂粉-SG655份、古马隆树脂25份、蛇纹石5份、钙长石5份、铝矾土15份、复合增强纤维4份、石英粉3.5份、云母粉2.5份、硬脂酸钙1.5份、氢氧化铝1.25份、柠檬酸三丁酯1.5份、粘接助剂4份、发泡剂3份、偶联剂4份、光稳定剂2份和抗氧剂2份。
3.根据权利要求1所述的一种配电柜壳体用复合塑钢材料，其特征在于，所述改性PVC树脂粉-SG6通过以下步骤制得：
步骤1：按重量份称取以下成分：PVC树脂粉-SG645份、粒度为25μm的玻化微珠15份和丙酮35份；
步骤2：先将PVC树脂粉-SG6加入到丙酮中溶解搅拌50min，再加入玻化微珠，在超声波条件下分散处理90min形成混合溶液；
步骤3：再将混合溶液置于75℃的烘箱中烘干处理30min，之后在温度为110℃下预固化35min，最后置于热压机中固化95min，固化温度为125℃，固化压力为1.2MPa，固化后封存备用。
4.根据权利要求1所述的一种配电柜壳体用复合塑钢材料，其特征在于，所述发泡剂为ADC发泡剂或OBSH发泡剂。
5.根据权利要求1所述的一种配电柜壳体用复合塑钢材料，其特征在于，所述偶联剂为钛酸酯偶联剂。
6.根据权利要求1所述的一种配电柜壳体用复合塑钢材料，其特征在于，所述光稳定剂为光稳定剂770或光稳定剂944。
7.根据权利要求1所述的一种配电柜壳体用复合塑钢材料，其特征在于，所述抗氧剂为抗氧剂1010、抗氧剂1076或抗氧剂TNP中的任一种。
8.一种根据权利要求1-7任一项所述的配电柜壳体用复合塑钢材料的制备方法，其特征在于，包括以下步骤：
(1)按所述重量份配比称取原料；
(2)将蛇纹石研磨粉碎至细度为20-30μm，得蛇纹石微粉；将钙长石研磨粉碎至细度为20-30μm，得钙长石微粉；将蛇纹石微粉、钙长石微粉以及铝矾土混合输送至焙烧炉中，在温度为340-360℃条件下焙烧30-40min，得复合矿物填料；
(3)按重量比1:1称取碳化硅纤维、玄武岩纤维，将其混合置于短切机中制成长度小于500μm的复合增强纤维；
(4)将所有原料共同输送至高速混合机中，先在温度95-105℃条件下混合30-40min，再在温度115-125℃条件下混合25-35min；之后在温度150-160℃条件下混合2-3h，得混料；最后将混料经挤出机挤出，模具定型即可。
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CN109616882A (zh) * 2018-11-15 2019-04-12 广东求精电气有限公司 一种配电柜
CN109651728A (zh) * 2018-11-15 2019-04-19 广东求精电气有限公司 一种具有高强度、抗静电配电柜壳体及其制备方法
CN109851936A (zh) * 2018-11-15 2019-06-07 广东求精电气有限公司 一种抗静电、防腐蚀配电柜壳体及其制备方法

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Publication number Priority date Publication date Assignee Title
CN109616882A (zh) * 2018-11-15 2019-04-12 广东求精电气有限公司 一种配电柜
CN109651728A (zh) * 2018-11-15 2019-04-19 广东求精电气有限公司 一种具有高强度、抗静电配电柜壳体及其制备方法
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Application publication date: 20180904