CN114060706A - 一种高承压储气钢瓶及其制造工艺 - Google Patents
一种高承压储气钢瓶及其制造工艺 Download PDFInfo
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Abstract
本发明公开了一种高承压储气钢瓶及其制造工艺,包括钢瓶整体结构,所述钢瓶整体结构包括钢瓶底半身、钢瓶顶半身和瓶身连接圈,所述钢瓶底半身的顶端内侧以及钢瓶顶半身的底端内侧均设置有环形槽,所述环形槽的表面设置有连接内螺纹,所述瓶身连接圈的左右两侧均设置有连接圈法兰,所述连接圈法兰的外表面设置有法兰螺纹,所述连接圈法兰和环形槽相适配,且连接圈法兰和环形槽通过螺纹旋合连接,本发明在钢瓶底半身和钢瓶顶半身之间增加了瓶身连接圈,避免了原本制造工艺下,直接将底半身和顶半身进行焊接固定,采用螺纹旋合安装的瓶身连接圈,且瓶身连接圈和瓶身再进一步焊接,双重固定,使得瓶身整体承压能力更强,更有利于钢瓶储气。
Description
技术领域
本发明属于钢瓶制造技术领域,具体涉及一种高承压储气钢瓶及其制造工艺。
背景技术
钢瓶,即贮存高压氧气、煤气、石油液化气等的钢制瓶。气体钢瓶一般盛装永久气体、液化气体或混合气体。
钢瓶的生产方法有:
1.钢制无缝气瓶,是以钢坯为原料,经冲压拉伸制造或以无缝钢管为材料,经热旋压收口收底制造的钢瓶。瓶体材料为采用碱性平炉、电炉或吹氧碱性转炉冶炼的镇静钢,如优质碳钢、锰钢、铬钼钢或其它合金钢。用于盛装永久气体(压缩气体)和高压液化气体;
2.钢制焊接气瓶,是以钢板为原料,冲压卷焊制造的钢瓶。瓶体及受压元件材料为采用平炉、电炉或氧化转炉冶炼的镇静钢,材料要求有良好的冲压和焊接性能。这类气瓶用于盛装低压液化气体。
但是方法1生产的钢瓶工艺程序繁多,不够经济,而方法2通过拼接焊接形成的钢瓶则承压效果较差,焊接部位不够稳定,实用性较差。
发明内容
本发明的目的在于提供一种高承压储气钢瓶及其制造工艺,以解决上述背景技术中提出的问题。
为实现上述目的,本发明提供如下技术方案:一种高承压储气钢瓶,包括钢瓶整体结构,所述钢瓶整体结构包括钢瓶底半身、钢瓶顶半身和瓶身连接圈,所述钢瓶底半身的顶端内侧以及钢瓶顶半身的底端内侧均设置有环形槽,所述环形槽的表面设置有连接内螺纹,所述瓶身连接圈的左右两侧均设置有连接圈法兰,所述连接圈法兰的外表面设置有法兰螺纹,所述连接圈法兰和环形槽相适配,且连接圈法兰和环形槽通过螺纹旋合连接。
优选的,所述钢瓶底半身的底端设置有支撑座,所述支撑座和钢瓶底半身通过焊接固定。
优选的,所述钢瓶顶半身的顶端中心设置有气阀安装嘴,且钢瓶顶半身对应气阀安装嘴的外侧设置有瓶身搬运把手。
优选的,一种高承压储气钢瓶的制造工艺,包括如下步骤:
步骤1:将钢板冲压,并使用车床打磨端面,制成钢瓶底半身以及钢瓶顶半身胚件;
步骤2:使用车床将胚件钢瓶底半身的顶端车出环形槽以及连接内螺纹;
步骤3:使用车床将胚件钢瓶顶半身的底端车出环形槽以及连接内螺纹;
步骤4:使用模具浇注生产一体式的瓶身连接圈,待冷却后使用车床将连接圈法兰的外表面车出法兰螺纹;
步骤5:将瓶身连接圈通过螺纹安装在钢瓶底半身与钢瓶顶半身之间;
步骤6:将步骤中安装固定的待焊接件,采用氩弧焊接,焊接瓶身连接圈与钢瓶底半身之间的缝隙,焊接瓶身连接圈与钢瓶顶半身之间的缝隙;
步骤7:将支撑座焊接固定在钢瓶底半身的底端,将瓶身搬运把手焊接固定在钢瓶顶半身的顶端;
步骤8:将步骤中的待成品件采用高温回火处理;
步骤9:将步骤中高温回火后的待成品件采用喷丸处理,并进行喷漆即得成品钢瓶整体结构。
优选的,所述步骤高温回火的温度为500-650℃,并在该温度下回火30min,随后在1h内冷却至室温。
与现有技术相比,本发明的有益效果是:本发明在钢瓶底半身和钢瓶顶半身之间增加了瓶身连接圈,避免了原本制造工艺下,直接将底半身和顶半身进行焊接固定,采用螺纹旋合安装的瓶身连接圈,且瓶身连接圈和瓶身再进一步焊接,双重固定,使得瓶身整体承压能力更强,更有利于钢瓶储气,实用性更强。
附图说明
图1为本发明的***结构示意图;
图2为本发明的立体结构示意图;
图中:1、钢瓶整体结构;101、钢瓶底半身;111、支撑座;102、钢瓶顶半身;121、瓶身搬运把手;122、气阀安装嘴;103、瓶身连接圈;131、连接圈法兰;132、法兰螺纹;104、环形槽;105、连接内螺纹。
具体实施方式
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。
请参阅图1和图2,本发明提供如下技术方案:一种高承压储气钢瓶,包括钢瓶整体结构1,钢瓶整体结构1包括钢瓶底半身101、钢瓶顶半身102和瓶身连接圈103,钢瓶底半身101的顶端内侧以及钢瓶顶半身102的底端内侧均设置有环形槽104,环形槽104的表面设置有连接内螺纹105,瓶身连接圈103的左右两侧均设置有连接圈法兰131,连接圈法兰131的外表面设置有法兰螺纹132,连接圈法兰131和环形槽104相适配,且连接圈法兰131和环形槽104通过螺纹旋合连接。
为了使钢瓶底半身101便于放置,避免钢瓶底半身101受潮,且更好的支撑钢瓶底半身101,本实施例中,优选的,钢瓶底半身101的底端设置有支撑座111,支撑座111和钢瓶底半身101通过焊接固定。
为了更好的搬运钢瓶顶半身102,本实施例中,优选的,钢瓶顶半身102的顶端中心设置有气阀安装嘴122,且钢瓶顶半身102对应气阀安装嘴122的外侧设置有瓶身搬运把手121。
一种高承压储气钢瓶的制造工艺,包括如下步骤:
步骤1:将钢板冲压,并使用车床打磨端面,制成钢瓶底半身101以及钢瓶顶半身102胚件;
步骤2:使用车床将胚件钢瓶底半身101的顶端车出环形槽104以及连接内螺纹105;
步骤3:使用车床将胚件钢瓶顶半身102的底端车出环形槽104以及连接内螺纹105;
步骤4:使用模具浇注生产一体式的瓶身连接圈103,待冷却后使用车床将连接圈法兰131的外表面车出法兰螺纹132;
步骤5:将瓶身连接圈103通过螺纹安装在钢瓶底半身101与钢瓶顶半身102之间;
步骤6:将步骤5中安装固定的待焊接件,采用氩弧焊接,焊接瓶身连接圈103与钢瓶底半身101之间的缝隙,焊接瓶身连接圈103与钢瓶顶半身102之间的缝隙;
步骤7:将支撑座111焊接固定在钢瓶底半身101的底端,将瓶身搬运把手121焊接固定在钢瓶顶半身102的顶端;
步骤8:将步骤7中的待成品件采用高温回火处理;
步骤9:将步骤8中高温回火后的待成品件采用喷丸处理,并进行喷漆即得成品钢瓶整体结构1。
为了使钢瓶整体结构1整体强度更大,本实施例中,优选的,步骤8高温回火的温度为500-650℃,并在该温度下回火30min,随后在1h内冷却至室温。
尽管已经示出和描述了本发明的实施例,对于本领域的普通技术人员而言,可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型,本发明的范围由所附权利要求及其等同物限定。
Claims (5)
1.一种高承压储气钢瓶,包括钢瓶整体结构(1),所述钢瓶整体结构(1)包括钢瓶底半身(101)、钢瓶顶半身(102)和瓶身连接圈(103),其特征在于:所述钢瓶底半身(101)的顶端内侧以及钢瓶顶半身(102)的底端内侧均设置有环形槽(104),所述环形槽(104)的表面设置有连接内螺纹(105),所述瓶身连接圈(103)的左右两侧均设置有连接圈法兰(131),所述连接圈法兰(131)的外表面设置有法兰螺纹(132),所述连接圈法兰(131)和环形槽(104)相适配,且连接圈法兰(131)和环形槽(104)通过螺纹旋合连接。
2.根据权利要求1所述的一种高承压储气钢瓶,其特征在于:所述钢瓶底半身(101)的底端设置有支撑座(111),所述支撑座(111)和钢瓶底半身(101)通过焊接固定。
3.根据权利要求1所述的一种高承压储气钢瓶,其特征在于:所述钢瓶顶半身(102)的顶端中心设置有气阀安装嘴(122),且钢瓶顶半身(102)对应气阀安装嘴(122)的外侧设置有瓶身搬运把手(121)。
4.根据权利要求1-3所述的一种高承压储气钢瓶的制造工艺,其特征在于,包括如下步骤:
步骤1:将钢板冲压,并使用车床打磨端面,制成钢瓶底半身(101)以及钢瓶顶半身(102)胚件;
步骤2:使用车床将胚件钢瓶底半身(101)的顶端车出环形槽(104)以及连接内螺纹(105);
步骤3:使用车床将胚件钢瓶顶半身(102)的底端车出环形槽(104)以及连接内螺纹(105);
步骤4:使用模具浇注生产一体式的瓶身连接圈(103),待冷却后使用车床将连接圈法兰(131)的外表面车出法兰螺纹(132);
步骤5:将瓶身连接圈(103)通过螺纹安装在钢瓶底半身(101)与钢瓶顶半身(102)之间;
步骤6:将步骤5中安装固定的待焊接件,采用氩弧焊接,焊接瓶身连接圈(103)与钢瓶底半身(101)之间的缝隙,焊接瓶身连接圈(103)与钢瓶顶半身(102)之间的缝隙;
步骤7:将支撑座(111)焊接固定在钢瓶底半身(101)的底端,将瓶身搬运把手(121)焊接固定在钢瓶顶半身(102)的顶端;
步骤8:将步骤7中的待成品件采用高温回火处理;
步骤9:将步骤8中高温回火后的待成品件采用喷丸处理,并进行喷漆即得成品钢瓶整体结构(1)。
5.根据权利要求4所述的一种高承压储气钢瓶的制造工艺,其特征在于:所述步骤8高温回火的温度为500-650℃,并在该温度下回火30min,随后在1h内冷却至室温。
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