CN113373450B - 防脱落铝合金牺牲阳极及制备方法 - Google Patents

防脱落铝合金牺牲阳极及制备方法 Download PDF

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CN113373450B
CN113373450B CN202110598153.0A CN202110598153A CN113373450B CN 113373450 B CN113373450 B CN 113373450B CN 202110598153 A CN202110598153 A CN 202110598153A CN 113373450 B CN113373450 B CN 113373450B
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曹长高
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Abstract

本发明涉及防脱落铝合金牺牲阳极及制备方法,铝牺牲阳极包括本体和钢筋,所述本体与钢筋固定连接,所述本体的外表面安装有网孔保护壳,所述网孔保护壳的内部安装有收拢机构,所述收拢机构包括收缩网、圆盘和移动块,所述圆盘与移动块均设置有两组,所述圆盘与移动块滑动连接,所述收缩网与移动块固定连接,所述钢筋的内部安装有第一弹簧,所述第一弹簧为压缩状态,所述第一弹簧驱动圆盘移动。通过本体体积变小,使收缩网进行收拢,与本体持续贴合,有效的防止铝牺牲阳极脱离,使铝牺牲阳极使用率更高,且收缩网收拢会带着圆盘进行移动,当本体俯视到一定程度后,会使圆盘对报警机构挤压,触发报警机构进行报警,提醒工作人员更换本体。

Description

防脱落铝合金牺牲阳极及制备方法
技术领域
本发明属于牺牲阳极技术领域,涉及防脱落铝合金牺牲阳极及制备方法。
背景技术
铝牺牲阳极大多用于海水环境金属结构或原油储罐内底板的阴极保护,不能用于氯离子含量低的土壤环境。其电极电位为-1.05VCSE。温度高于49℃,电容量随温度递减,可参考公式:Z=2500-27。在咸水中,电流容量可能会降低到一半。铝阳极直接固定在被保护结构上,无需填料。
但是长时间后,由于腐蚀原因,导致部分铝合金牺牲阳极从钢筋表面脱落,导致铝合金牺牲阳极不能充分利用,使更换周期更加短。
发明内容
本发明针对现有技术的不足,提供了防脱落铝合金牺牲阳极及制备方法,具体技术方案如下:
防脱落铝合金牺牲阳极:铝牺牲阳极包括本体和钢筋,所述本体与钢筋固定连接。
所述本体的外表面安装有网孔保护壳,所述网孔保护壳的内部安装有收拢机构,所述收拢机构包括收缩网、圆盘和移动块,所述圆盘与移动块均设置有两组,所述圆盘与移动块滑动连接,所述收缩网与移动块固定连接,所述钢筋的内部安装有第一弹簧,所述第一弹簧为压缩状态,所述第一弹簧驱动圆盘移动,圆盘之间距离增大,驱动收缩网收拢,所述网孔保护壳的内部安装有报警机构;
作为上述技术方案的改进,所述钢筋的内部开设有移动槽,所述圆盘与钢筋滑动连接。
作为上述技术方案的改进,所述报警机构包括外壳、报警器和触发器,所述报警器安装在外壳的内部,所述触发器滑动连接于外壳的内部。
作为上述技术方案的改进,所述网孔保护壳的内部安装有延伸块,所述延伸块的底部安装有第二弹簧,所述第二弹簧与延伸块固定连接,所述触发器的内部开设有卡槽。
防脱落铝合金牺牲阳极及制备方法;
S1;将铝锭进行熔炼,得铝液,在熔炼过程中持续通入惰性气体进行保护;
S2;铝液保温30~35min后,将锌、硅和稀土元素同时加入铝液中;
S3;搅匀后扒渣,保温3~3.5h,得到混合液,混合液在模具中700~710℃浇注成型,并利用水将混合液冷却至室温。
通过本体体积变小,使收缩网进行收拢,与本体持续贴合,有效的防止铝牺牲阳极脱离,使铝牺牲阳极使用率更高,且收缩网收拢会带着圆盘进行移动,当本体俯视到一定程度后,会使圆盘对报警机构挤压,触发报警机构进行报警,提醒工作人员更换本体。
附图说明
图1为本发明所述铝牺牲阳极的结构示意图;
图2为本发明所述铝牺牲阳极的剖视图;
图3为本发明所述铝牺牲阳极的局部剖视图;
图4为本发明所述报警机构的剖视图。
附图标记:1、网孔保护壳;11、延伸块;2、本体;3、钢筋;31、移动槽;4、报警机构;41、外壳;42、报警器;43、触发器;431、卡槽;5、收拢机构;51、收缩网;52、圆盘;53、移动块;6、第一弹簧;7、第二弹簧。
具体实施方式
为使本发明实施例的目的、技术方案和优点更加清楚,下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
如图1~图3所示,图1为本发明铝牺牲阳极的结构示意图;
铝牺牲阳极包括本体2和钢筋3,本体2与钢筋3固定连接。
本体2的外表面安装有网孔保护壳1,网孔保护壳1的内部安装有收拢机构5,收拢机构5包括收缩网51、圆盘52和移动块53,圆盘52与移动块53均设置有两组,圆盘52与移动块53滑动连接,收缩网51与移动块53固定连接,钢筋3的内部安装有第一弹簧6,第一弹簧6为压缩状态,第一弹簧6驱动圆盘52移动,圆盘52之间距离增大,驱动收缩网51收拢,网孔保护壳1的内部安装有报警机构4;
当本体2由于腐蚀,体积变小时,收缩网51不与本体2的表面相贴合后,由于第一弹簧6的弹力,使圆盘52相对移动,从而使圆盘52与圆盘52之间的距离变大,而圆盘52与圆盘52之间安装有收缩网51,收缩网51两端由于距离变长,使收缩网51的长度变长,且直径变小,再次与本体2的表面贴合,从而使收缩网51一直与本体2的表面相贴合,且对本体2表面要脱离的铝合金进行挤压,防止铝牺牲阳极脱离,使铝牺牲阳极使用率更高,且圆盘52移动会对报警机构4进行挤压,触发报警机构4进行报警;
钢筋3的内部开设有移动槽31,圆盘52与钢筋3滑动连接;
通过圆盘52在钢筋3的表面进行移动,使移动更加稳定,且第一弹簧6可以更加方便安装在移动槽31的内部。
如图4所示,图4为本发明报警机构的剖视图;
报警机构4包括外壳41、报警器42和触发器43,报警器42安装在外壳41的内部,触发器43滑动连接于外壳41的内部。
通过触发器43进行移动,从而使触发器43在外壳41的内部,从而使触发器43对报警器42进行挤压,从而使报警器42进行报警。
网孔保护壳1的内部安装有延伸块11,延伸块11的底部安装有第二弹簧7,第二弹簧7与延伸块11固定连接,触发器43的内部开设有卡槽431。
当移动块53对触发器43进行挤压时,使触发器43移动,使延伸块11在卡槽431的内部进行移动,从而对第二弹簧7进行挤压,当移动块53离开后,触发器43回到原先位置,方便重复使用。
防脱落铝合金牺牲阳极及制备方法;
S1;将铝锭进行熔炼,得铝液,在熔炼过程中持续通入惰性气体进行保护;
S2;铝液保温30~35min后,将锌、硅和稀土元素同时加入铝液中;
S3;搅匀后扒渣,保温3~3.5h,得到混合液,混合液在模具中700~710℃浇注成型,并利用水将混合液冷却至室温。
本发明铝牺牲阳极的工作原理如下;当本体2由于腐蚀,体积变小时,收缩网51不与本体2的表面相贴合后,由于第一弹簧6的弹力,使圆盘52相对移动,从而使圆盘52与圆盘52之间的距离变大,而圆盘52与圆盘52之间安装有收缩网51,收缩网51两端由于距离变长,使收缩网51的长度变长,且直径变小,再次与本体2的表面贴合,从而使收缩网51一直与本体2的表面相贴合,且对本体2表面要脱离的铝合金进行挤压,且圆盘52移动会对触发器43进行挤压,从而使触发器43在外壳41的内部进行移动,对报警器42进行挤压,从而使报警器42进行报警。
以上实施例仅用以说明本发明的技术方案,而非对其限制;尽管参照前述实施例对本发明进行了详细的说明,本领域的普通技术人员应当理解: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;而这些修改或者替换,并不使相应技术方案的本质脱离本发明各实施例技术方案的精神和范围。

Claims (2)

1.防脱落铝合金牺牲阳极,铝牺牲阳极包括本体(2)和钢筋(3),所述本体(2)与钢筋(3)固定连接,其特征在于:
所述本体(2)的外表面安装有网孔保护壳(1),所述网孔保护壳(1)的内部安装有收拢机构(5),所述收拢机构(5)包括收缩网(51)、圆盘(52)和移动块(53),所述圆盘(52)与移动块(53)均设置有两组,所述圆盘(52)与移动块(53)滑动连接,所述收缩网(51)与移动块(53)固定连接,所述钢筋(3)的内部安装有第一弹簧(6),所述第一弹簧(6)为压缩状态,所述第一弹簧(6)驱动圆盘(52)移动,圆盘(52)之间距离增大,驱动收缩网(51)收拢,所述网孔保护壳(1)的内部安装有报警机构(4),所述钢筋(3)的内部开设有移动槽(31),所述圆盘(52)与钢筋(3)滑动连接,所述报警机构(4)包括外壳(41)、报警器(42)和触发器(43),所述报警器(42)安装在外壳(41)的内部,所述触发器(43)滑动连接于外壳(41)的内部,所述网孔保护壳(1)的内部安装有延伸块(11),所述延伸块(11)的底部安装有第二弹簧(7),所述第二弹簧(7)与延伸块(11)固定连接,所述触发器(43)的内部开设有卡槽(431),圆盘(52)移动会对触发器(43)进行挤压,从而使触发器(43)在外壳(41)的内部进行移动,对报警器(42)进行挤压,从而使报警器(42)进行报警。
2.根据权利要求1所述的防脱落铝合金牺牲阳极的制备方法,其特征在于;
S1;将铝锭进行熔炼,得铝液,在熔炼过程中持续通入惰性气体进行保护;
S2;铝液保温30~35min后,将锌、硅和稀土元素同时加入铝液中;
S3;搅匀后扒渣,保温3~3.5h,得到混合液,混合液在模具中700~710℃浇注成型,并利用水将混合液冷却至室温。
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