CN109546729A - 一种多用途移动电源 - Google Patents

一种多用途移动电源 Download PDF

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CN109546729A
CN109546729A CN201710648539.1A CN201710648539A CN109546729A CN 109546729 A CN109546729 A CN 109546729A CN 201710648539 A CN201710648539 A CN 201710648539A CN 109546729 A CN109546729 A CN 109546729A
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张清森
陈俊灵
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Shenzhen Green Connection Technology Co Ltd
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
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Abstract

本发明公开了一种多用途移动电源,其包括:电路板、燃料电池、充电数据线,LED灯。所述燃料电池电极表面涂覆一层功能膜,所述功能膜采用旋转涂覆法涂覆于所述燃料电池电极表面;所述功能膜包括碳基薄膜和涂覆于碳基薄膜表面的抗菌抗冻薄膜,且,所述碳基薄膜涂覆3层;所述抗菌抗冻薄膜中含有正丙醇作为抗冻剂。

Description

一种多用途移动电源
技术领域
本发明涉及一种多用途移动电源,属于电池领域。
背景技术
如今, 数码产品功能日益多样化, 使用更加频繁, 随之而来的是其能耗越来越大, 提高数码产品的单次充电使用时间, 尤其是长时间不能在固定电源上充电的情况时如何对其进行电量补充显得尤为重要。因此, 移动电源也就逐渐出现在人们的生活中。目前市场上的移动电源多是用大容量的锂离子电池多为备用电源, 存在容量有限、对其再充电的时间长、不能满足长时间野外工作的缺点。传统移动电源具有电容量有限、充电时间长、循环寿命短等弊端, 而现有水解供氢式燃料电池充电器虽然具有节能环保和可持续充电的优势, 但其普遍存在水解反应过程不可控、氢气利用率低、输出电压不稳定等问题。
移动电源(Mobile Power Pack,MPP),也叫充电宝、旅行充电器等,是一种集供电和充电功能于一体的便携式充电器,可以给手机、平板电脑等数码设备随时随地充电。一般由锂电芯(或者干电池,较少见)作为储电单元,使用方便快捷。
本发明旨在提供一种新型环保多功能移动电源。
发明内容
基于背景技术存在的技术问题,本发明提供一种新型环保多功能移动电源,其具有环保,节能,抗菌等优点。
本发明的技术方案如下:
一种多用途移动电源,其包括:
电路板、燃料电池、充电数据线,LED灯。
燃料电池是一种将存在于染料和氧化剂中的化学能直接转化为电能的发电装置。其中,质子交换膜燃料电池由于其具有较高的能量密度以及较低的工作温度和产生较少的温室气体等,正成为清洁能源转换装置的最佳选。。质子交换膜燃料电池选用金属双极板材料,其中,不锈钢双极板使用的最为广泛。
本发明所述的燃料电池,优选地,所述燃料电池电极表面涂覆一层功能膜,所述功能膜采用旋转涂覆法涂覆于所述燃料电池电极表面;所述功能膜包括碳基薄膜和涂覆于碳基薄膜表面的抗菌抗冻薄膜,且,所述碳基薄膜涂覆3层;所述抗菌抗冻薄膜中含有正丙醇作为抗冻剂。
进一步优选地,所述功能膜的制备包括以下步骤:
S1,配制酚醛树脂,取10g苯酚于40~42℃水浴中加热至使其融化,然后滴加20wt%的KOH,超声30 min,制得溶液A;将20wt%的甲醛溶液滴加入溶液A中,置于磁力搅拌器上加热至80℃并搅拌20 min,制得溶液B,将溶液B置于0℃的冰水浴中20 min,待溶液B冷却至0℃,缓慢滴加0.1M的硝酸-盐酸溶液调节pH值为6.8后,置于真空干燥箱中,压力为0.1MPa~0.5MPa,温度调节至60~80℃,1h,制得酚醛树脂;
S2,配制介孔碳溶液,取1.5g三嵌段共聚物F127和经步骤S1制得的3.0g酚醛树脂,加入100ml无水乙醇,室温下置于振荡器上震荡30min,震荡后置于真空干燥箱中10min,真空箱的压力为30KPa~50KPa;
S3,配制抗菌溶液,1.5g ɛ-聚赖氨酸中依次加入80ml超纯水、2%(w/v)甘油10ml和2%(w/v)聚乙烯醇10ml;置于电磁搅拌器上60℃搅拌1h,
然后量取20ml正丙醇加入混合溶液,在水浴50℃下搅拌5min,取下后置于烘箱中加热至90℃保温2h,即得抗菌溶液;
S4,涂覆碳基薄膜,(1)将步骤S2中制得的介孔碳溶液真空脱气1h后取50ml,采用旋转涂覆法涂覆于燃料电池电极表面,其中,真空压力为20KPa~50KPa,滴胶采用第一低速-高速-第二低速的方法进行,第一低速滴胶的滴胶转速为200~400rpm/s,高速滴胶的滴胶转速为800~1000rpm/s,第二低速的滴胶转速为100~200rpm/s,对应的匀胶时间分别为60s、30s、20s,反复滴胶和匀胶3~5次;(2)将涂覆好的燃料电池电极放入120~150℃的烘箱中过夜,取出后置于真空干燥箱中负压2h,真空干燥箱的压力范围为1±0.05MPa,真空干燥箱对应的温度为45~150℃;(3)将经步骤(2)处理的涂覆有薄膜的燃料电池壳体在有氮气保护的管式炉中进行热处理,热处理采用的温度为低温-高温模式,其中低温400℃保温4h,高温800℃保温1h;
S5,涂覆抗菌抗冻薄膜,将步骤S3中制得的抗菌溶液真空脱气1h后取20ml,真空压力为20KPa~50KPa,采用旋转涂覆法涂覆于经步骤S4处理的燃料电池电极表层,滴胶采用300rpm/s转速,匀胶2min;将涂覆的碳基薄膜的不锈钢置于50~90℃的真空干燥箱中干燥20~30 h,真空箱的压力为20KPa~50KPa。
本发明的有益之处在于:
1.本发明的电源寿命长:经过实验表明,添加了该ɛ-聚赖氨酸制成的膜具有抗霉菌和金黄葡萄球菌的作用,抑制了细菌的生长,使不锈钢的表面不容易生成细菌,进而降低了不锈钢的腐蚀速度,因此,涂覆该抗菌抗冻薄膜的不锈钢电极使用寿命延长,抗冻效果好。
2.本发明提供的功能膜,在制备过程中,通过使用酚醛树脂作为碳源、三嵌段共聚物F127作为模板剂制备而成碳基薄膜,该碳基薄膜经过不同的真空箱压力处理和热处理,经试验证明,该碳基薄膜的腐蚀电位提升了200~500mV,其腐蚀电流相比于空白对照减小了约1.5个数量级。
3.本发明的电源绿色环保,用途多样,还可以照明。
附图说明
附图1为本发明移动电源的工作结构示意图。
具体实施方式
实施例1
本申请的实施例涉及一种多用途移动电源,其包括:
电路板、燃料电池、充电数据线,LED灯。
所述燃料电池电极表面涂覆一层功能膜,所述功能膜采用旋转涂覆法涂覆于所述燃料电池电极表面;所述功能膜包括碳基薄膜和涂覆于碳基薄膜表面的抗菌抗冻薄膜,且,所述碳基薄膜涂覆3层;所述抗菌抗冻薄膜中含有正丙醇作为抗冻剂。
S1,配制酚醛树脂,取10g苯酚于40~42℃水浴中加热至使其融化,然后滴加20wt%的KOH,超声30 min,制得溶液A;将20wt%的甲醛溶液滴加入溶液A中,置于磁力搅拌器上加热至80℃并搅拌20 min,制得溶液B,将溶液B置于0℃的冰水浴中20 min,待溶液B冷却至0℃,缓慢滴加0.1M的硝酸-盐酸溶液调节pH值为6.8后,置于真空干燥箱中,压力为0.1MPa~0.5MPa,温度调节至60~80℃,1h,制得酚醛树脂;
S2,配制介孔碳溶液,取1.5g三嵌段共聚物F127和经步骤S1制得的3.0g酚醛树脂,加入100ml无水乙醇,室温下置于振荡器上震荡30min,震荡后置于真空干燥箱中10min,真空箱的压力为30KPa~50KPa;
S3,配制抗菌溶液,1.5g ɛ-聚赖氨酸中依次加入80ml超纯水、2%(w/v)甘油10ml和2%(w/v)聚乙烯醇10ml;置于电磁搅拌器上60℃搅拌1h,
然后量取20ml正丙醇加入混合溶液,在水浴50℃下搅拌5min,取下后置于烘箱中加热至90℃保温2h,即得抗菌溶液;
S4,涂覆碳基薄膜,(1)将步骤S2中制得的介孔碳溶液真空脱气1h后取50ml,采用旋转涂覆法涂覆于燃料电池电极表面,其中,真空压力为20KPa~50KPa,滴胶采用第一低速-高速-第二低速的方法进行,第一低速滴胶的滴胶转速为200~400rpm/s,高速滴胶的滴胶转速为800~1000rpm/s,第二低速的滴胶转速为100~200rpm/s,对应的匀胶时间分别为60s、30s、20s,反复滴胶和匀胶3~5次;(2)将涂覆好的燃料电池电极放入120~150℃的烘箱中过夜,取出后置于真空干燥箱中负压2h,真空干燥箱的压力范围为1±0.05MPa,真空干燥箱对应的温度为45~150℃;(3)将经步骤(2)处理的涂覆有薄膜的燃料电池壳体在有氮气保护的管式炉中进行热处理,热处理采用的温度为低温-高温模式,其中低温400℃保温4h,高温800℃保温1h;
S5,涂覆抗菌抗冻薄膜,将步骤S3中制得的抗菌溶液真空脱气1h后取20ml,真空压力为20KPa~50KPa,采用旋转涂覆法涂覆于经步骤S4处理的燃料电池电极表层,滴胶采用300rpm/s转速,匀胶2min;将涂覆的碳基薄膜的不锈钢置于50~90℃的真空干燥箱中干燥20~30 h,真空箱的压力为20KPa~50KPa。通过以上步骤,完成了本发明的制备。
碳基薄膜的电化学性能测试
取5 cm×5 cm的涂覆有碳基薄膜的不锈钢,置于0.2M H2SO4溶液中浸渍。在浸渍过程中,露出2cm×2cm的面积,其余部分用胶覆盖。经测试,未覆盖碳基薄膜(空白试验)和覆盖碳基薄膜的不锈钢的在不同的温度(T-300,T-400,T-500,T-600)处理下的腐蚀电位和腐蚀电流密度数据如表1。
表1
试验表明,相比于空白对照试验,涂覆有碳基薄膜后,不锈钢的腐蚀电位移动了200~500 mV,腐蚀电流密度减小了约1.5个数量级,但是温度超过500℃后,碳基薄膜失去保护作用。
碳基薄膜的抗菌性能测试
采用吸光度法,检测碳基薄膜对霉菌和金黄色葡萄球菌的抑菌效果。结果如表2所示。
表2
试验表明,添加了ɛ-聚赖氨酸的碳基薄膜具有抑菌效果,同时正丙醇的加入提高了薄膜的抗冻性。
实施例2
本申请的实施例涉及一种多用途移动电源,其包括:
电路板、燃料电池、充电数据线,LED灯。
所述燃料电池电极表面涂覆一层功能膜,所述功能膜采用旋转涂覆法涂覆于所述燃料电池电极表面;所述功能膜包括碳基薄膜和涂覆于碳基薄膜表面的抗菌抗冻薄膜,且,所述碳基薄膜涂覆3层;所述抗菌抗冻薄膜中含有正丙醇作为抗冻剂。
S1,配制酚醛树脂,取10g苯酚于40~42℃水浴中加热至使其融化,然后滴加20wt%的KOH,超声30 min,制得溶液A;将20wt%的甲醛溶液滴加入溶液A中,置于磁力搅拌器上加热至80℃并搅拌20 min,制得溶液B,将溶液B置于0℃的冰水浴中20 min,待溶液B冷却至0℃,缓慢滴加0.1M的硝酸-盐酸溶液调节pH值为6.8后,置于真空干燥箱中,压力为0.1MPa~0.5MPa,温度调节至60~80℃,1h,制得酚醛树脂;
S2,配制介孔碳溶液,取1.5g三嵌段共聚物F127和经步骤S1制得的3.0g酚醛树脂,加入100ml无水乙醇,室温下置于振荡器上震荡30min,震荡后置于真空干燥箱中10min,真空箱的压力为30KPa~50KPa;
S3,配制抗菌溶液,1.5g ɛ-聚赖氨酸中依次加入80ml超纯水、2%(w/v)甘油10ml和2%(w/v)聚乙烯醇10ml;置于电磁搅拌器上60℃搅拌1h,
然后量取20ml正丙醇加入混合溶液,在水浴50℃下搅拌5min,取下后置于烘箱中加热至90℃保温2h,即得抗菌溶液;
S4,涂覆碳基薄膜,(1)将步骤S2中制得的介孔碳溶液真空脱气1h后取50ml,采用旋转涂覆法涂覆于燃料电池电极表面,其中,真空压力为20KPa~50KPa,滴胶采用第一低速-高速-第二低速的方法进行,第一低速滴胶的滴胶转速为200~400rpm/s,高速滴胶的滴胶转速为800~1000rpm/s,第二低速的滴胶转速为100~200rpm/s,对应的匀胶时间分别为60s、30s、20s,反复滴胶和匀胶3~5次;(2)将涂覆好的燃料电池电极放入120~150℃的烘箱中过夜,取出后置于真空干燥箱中负压2h,真空干燥箱的压力范围为1±0.05MPa,真空干燥箱对应的温度为45~150℃;(3)将经步骤(2)处理的涂覆有薄膜的燃料电池壳体在有氮气保护的管式炉中进行热处理,热处理采用的温度为低温-高温模式,其中低温400℃保温4h,高温800℃保温1h;
S5,涂覆抗菌抗冻薄膜,将步骤S3中制得的抗菌溶液真空脱气1h后取20ml,真空压力为20KPa~50KPa,采用旋转涂覆法涂覆于经步骤S4处理的燃料电池电极表层,滴胶采用300rpm/s转速,匀胶2min;将涂覆的碳基薄膜的不锈钢置于50~90℃的真空干燥箱中干燥20~30 h,真空箱的压力为20KPa~50KPa。通过以上步骤,完成了本发明的制备。
碳基薄膜的电化学性能测试
取5 cm×5 cm的涂覆有碳基薄膜的不锈钢,置于0.2M H2SO4溶液中浸渍。在浸渍过程中,露出2cm×2cm的面积,其余部分用胶覆盖。经测试,未覆盖碳基薄膜(空白试验)和覆盖碳基薄膜的不锈钢的在不同的温度(T-300,T-400,T-500,T-600)处理下的腐蚀电位和腐蚀电流密度数据如下表所示。
试验表明,相比于空白对照试验,涂覆有碳基薄膜后,不锈钢的腐蚀电位移动了200~500 mV,腐蚀电流密度减小了约1.5个数量级,但是温度超过500℃后,碳基薄膜失去保护作用。
碳基薄膜的抗菌性能测试
采用吸光度法,检测碳基薄膜对霉菌和金黄色葡萄球菌的抑菌效果。结果如下表所示。
试验表明,添加了ɛ-聚赖氨酸的碳基薄膜具有抑菌效果,同时正丙醇的加入提高了薄膜的抗冻性。
以上所述,仅为本发明较佳的具体实施方式,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,根据本发明的技术方案及其发明构思加以等同替换或改变,都应涵盖在本发明的保护范围之内。

Claims (3)

1.一种多用途移动电源,其包括:电路板、燃料电池、充电数据线,LED灯。
2.权利要求1所述的多用途移动电源,其特征在于:所述燃料电池电极表面涂覆一层功能膜,所述功能膜采用旋转涂覆法涂覆于所述燃料电池电极表面;所述功能膜包括碳基薄膜和涂覆于碳基薄膜表面的抗菌抗冻薄膜,且,所述碳基薄膜涂覆3层;所述抗菌抗冻薄膜中含有正丙醇作为抗冻剂。
3.所述功能膜的制备包括以下步骤:
S1,配制酚醛树脂,取10g苯酚于40~42℃水浴中加热至使其融化,然后滴加20wt%的KOH,超声30 min,制得溶液A;将20wt%的甲醛溶液滴加入溶液A中,置于磁力搅拌器上加热至80℃并搅拌20 min,制得溶液B,将溶液B置于0℃的冰水浴中20 min,待溶液B冷却至0℃,缓慢滴加0.1M的硝酸-盐酸溶液调节pH值为6.8后,置于真空干燥箱中,压力为0.1MPa~0.5MPa,温度调节至60~80℃,1h,制得酚醛树脂;
S2,配制介孔碳溶液,取1.5g三嵌段共聚物F127和经步骤S1制得的3.0g酚醛树脂,加入100ml无水乙醇,室温下置于振荡器上震荡30min,震荡后置于真空干燥箱中10min,真空箱的压力为30KPa~50KPa;
S3,配制抗菌溶液,1.5g ɛ-聚赖氨酸中依次加入80ml超纯水、2%(w/v)甘油10ml和2%(w/v)聚乙烯醇10ml;置于电磁搅拌器上60℃搅拌1h,
然后量取20ml正丙醇加入混合溶液,在水浴50℃下搅拌5min,取下后置于烘箱中加热至90℃保温2h,即得抗菌溶液;
S4,涂覆碳基薄膜,(1)将步骤S2中制得的介孔碳溶液真空脱气1h后取50ml,采用旋转涂覆法涂覆于燃料电池电极表面,其中,真空压力为20KPa~50KPa,滴胶采用第一低速-高速-第二低速的方法进行,第一低速滴胶的滴胶转速为200~400rpm/s,高速滴胶的滴胶转速为800~1000rpm/s,第二低速的滴胶转速为100~200rpm/s,对应的匀胶时间分别为60s、30s、20s,反复滴胶和匀胶3~5次;(2)将涂覆好的燃料电池电极放入120~150℃的烘箱中过夜,取出后置于真空干燥箱中负压2h,真空干燥箱的压力范围为1±0.05MPa,真空干燥箱对应的温度为45~150℃;(3)将经步骤(2)处理的涂覆有薄膜的燃料电池壳体在有氮气保护的管式炉中进行热处理,热处理采用的温度为低温-高温模式,其中低温400℃保温4h,高温800℃保温1h;
S5,涂覆抗菌抗冻薄膜,将步骤S3中制得的抗菌溶液真空脱气1h后取20ml,真空压力为20KPa~50KPa,采用旋转涂覆法涂覆于经步骤S4处理的燃料电池电极表层,滴胶采用300rpm/s转速,匀胶2min;将涂覆的碳基薄膜的不锈钢置于50~90℃的真空干燥箱中干燥20~30 h,真空箱的压力为20KPa~50KPa。
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