CN106560408A - 便携式运输液氮罐 - Google Patents
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Abstract
本发明公开了一种便携式运输液氮罐,其包括液氮罐体和罐体套筒,罐体套筒套设于液氮罐体的顶部的外壁面,且罐体套筒的顶部覆盖于液氮罐体的顶部的开口,便携式运输液氮罐还包括:样本架,所述样本架用于放置样本并设置于所述液氮罐体内;制冷模块,所述制冷模块设置于所述液氮罐体内;顶盖,所述顶盖可拆卸连接于所述罐体套筒并位于所述液氮罐体的正上方,所述顶盖的底部可拆卸连接有所述制冷模块,所述顶盖中设有用于添加液氮的进氮口,所述进氮口位于所述制冷模块的正上方,且所述进氮口的底端与所述制冷模块的内部相连通,所述进氮口的顶端密封连接有密封盖。本发明能够有效地对液氮罐体内部的样本进行降温,从而很好地保护了样本。
Description
技术领域
本发明涉及一种液氮罐,特别涉及一种便携式运输液氮罐。
背景技术
便携式运输液氮罐是目前生物医药领域重要的样本运输设备,由于液氮的深冷性,可以很好地保护样本,提高其样本活性。
目前,传统的液氮罐包括罐体、罐盖和盛有样本的样本架,所述样本架设置于所述罐体内部,所述罐盖设置于所述罐体的开口处,在使用时,仅仅将液氮添加到罐体内,令其蒸发制冷,当长途运输时,可能会发生罐体内液氮不足的情况,所以必须要添加液氮。然而,采用上述结构形式的液氮罐需要打开罐盖取出样本架中的样本才能添加液氮,使样本处于暴露环境中,破坏了样本活性。
发明内容
本发明要解决的技术问题是为了克服现有技术中传统的液氮罐长途运输样本时向其罐体内添加液氮需要打开盖子易破坏样本活性的缺陷,提供一种便携式运输液氮罐。
本发明是通过下述技术方案来解决上述技术问题:
一种便携式运输液氮罐,包括液氮罐体和罐体套筒,所述罐体套筒套设于所述液氮罐体的顶部的外壁面,且所述罐体套筒的顶部覆盖于所述液氮罐体的顶部的开口,其特点在于,所述便携式运输液氮罐还包括:
样本架,所述样本架用于放置样本并设置于所述液氮罐体内;
制冷模块,所述制冷模块设置于所述液氮罐体内;
顶盖,所述顶盖可拆卸连接于所述罐体套筒并位于所述液氮罐体的正上方,所述顶盖的底部可拆卸连接有所述制冷模块,所述顶盖中设有用于添加液氮的进氮口,所述进氮口位于所述制冷模块的正上方,且所述进氮口的底端与所述制冷模块的内部相连通,所述进氮口的顶端密封连接有密封盖。
在本方案中,采用上述结构形式,可以在不打开顶盖的条件下通过进氮口快速便捷地向制冷模块中随时添加液氮,能够有效地对液氮罐体内部的样本进行降温,从而很好地保护了样本。
较佳地,所述制冷模块包括柔性液氮吸附材料结构体和钣金盒,所述柔性液氮吸附材料结构体放置在所述钣金盒内并位于所述进氮口的正下方,所述钣金盒的顶部可拆卸地连接于所述顶盖的底部。
在本方案中,柔性液氮吸附材料结构体能够更加有效地稳定液氮流体,从而能够更加有效持久地对液氮罐体内部的样本进行降温。
较佳地,所述罐体套筒的顶部设有安装口,所述样本架的顶部贯穿于所述安装口并通过定位销固定于所述罐体套筒的顶部,所述样本架的底部设有若干孔,若干所述孔呈阵列结构排列,所述孔用于插入盛有样本的冻存管;
所述样本架的顶部内设有所述制冷模块,且所述制冷模块位于若干所述孔的正上方。
在本方案中,采用上述结构形式的样本架,能够精确定位样本架中冻存管的位置,提供了自动化转移冻存管的可能性。
较佳地,所述罐体套筒的内壁面与所述液氮罐体的顶部的外壁面通过粘合胶固定,所述罐体套筒的顶部的下表面与所述液氮罐体的顶部的顶端之间压设有密封件。
在本方案中,采用上述结构形式,既能保证罐体套筒与液氮罐体固定的可靠性,又能降低加工成本。
较佳地,所述顶盖通过若干锁扣锁紧于所述罐体套筒,每一所述锁扣包括相互锁紧的公锁扣和母锁扣,若干所述母锁扣沿所述顶盖的周向均匀间隔设置于所述顶盖的底部的外壁面,若干所述公锁扣沿所述罐体套筒的周向均匀间隔设置于所述罐体套筒的外壁面。
在本方案中,采用上述结构形式,可以非常方便地安装和更换制冷模块,同时保证顶盖与罐体套筒的连接可靠性,进而保证制冷模块能够非常可靠地设置在液氮罐体内部。
较佳地,所述顶盖上设有温度监控仪,所述温度监控仪的温度探头放置于所述液氮罐体的内部靠近所述样本架的位置处。
在本方案中,温度监控仪有温度显示和温度报警功能,当温度过高时能够提醒用户及时添加液氮,从而良好地保护了样本活性。
较佳地,所述液氮罐体的内部的下方放置有柔性液氮吸附块。
在本方案中,柔性液氮吸附块能够吸附稳定液氮流体,减少液氮蒸发损耗和流动性。
较佳地,所述液氮罐体采用双层真空结构并形成有相互隔离的内腔室和外腔室,所述液氮罐体的底部设有抽真空接口和十字加强筋,所述抽真空接口与所述外腔室相连通;所述内腔室的底部与所述外腔室的底部之间还设有支撑柱。
较佳地,所述便携式运输液氮罐还包括提手和两个提手安装块,两个所述提手安装块沿所述液氮罐体的周向间隔设置于所述液氮罐体的外壁面,所述提手的两端部通过转轴分别枢接于两个所述提手安装块。
在符合本领域常识的基础上,上述各优选条件,可任意组合,即得本发明各较佳实例。
本发明的积极进步效果在于:
本发明能够有效地对液氮罐体内部的样本进行降温,从而很好地保护了样本。另外,温度监控仪的设置能够实时监控样本温度,当温度过高时能够提醒用户及时添加液氮,从而良好地保护了样本活性。
附图说明
图1为本发明较佳实施例的便携式运输液氮罐的爆炸结构示意图。
图2为本发明较佳实施例的便携式运输液氮罐的内部结构示意图。
附图标记说明:
液氮罐体:1
柔性液氮吸附块:11 支撑柱:12 抽真空接口:13
十字加强筋:14
罐体套筒:2
安装口:21 定位销:22
顶盖:3
进氮口:31 螺纹接头:32 密封盖:33
样本架:4
冻存管:41
制冷模块:5
柔性液氮吸附材料结构体:51 钣金盒:52
密封件:6
提手:71 提手安装块:72 转轴:73
母锁扣:81 公锁扣:82
温度监控仪:9
具体实施方式
下面举个较佳实施例,并结合附图来更清楚完整地说明本发明。
在本发明的描述中,需要理解的是,术语“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本发明和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本发明的限制。
如图1-2所示,本发明提供了一种便携式运输液氮罐,其包括液氮罐体1、罐体套筒2、顶盖3、样本架4和制冷模块5。制冷模块5设置于液氮罐体1内。罐体套筒2套设于液氮罐体1的顶部的外壁面,且罐体套筒2的顶部覆盖于所述液氮罐体1的顶部的开口。优选地,罐体套筒2的内壁面与液氮罐体1的顶部的外壁面通过粘合胶固定,所述罐体套筒2的顶部的下表面与所述液氮罐体1的顶部的顶端之间压设有密封件6。这样既能保证罐体套筒2与液氮罐体1固定的可靠性,又能降低加工成本。在本实施例中,密封件优选为密封圈或密封垫,更优选为硅胶密封圈或硅胶密封垫。
如图2所示,所述液氮罐体1的内部的下方放置有柔性液氮吸附块11。柔性液氮吸附块11能够吸附液氮,减少液氮蒸发损耗。在本实施例中,柔性液氮吸附块采用海绵吸附块。同时,所述液氮罐体1采用双层真空结构并形成有相互隔离的内腔室和外腔室,所述液氮罐体1的底部设有抽真空接口13和十字加强筋14,所述抽真空接口13与所述外腔室相连通。所述液氮罐体1采用双层真空结构具有较好的保温效果,从而保证样本的活性。液氮罐体1的底部设置十字加强筋14,进一步提高了液氮罐体1的结构强度。所述内腔室的底部与所述外腔室的底部之间还设有支撑柱12,从而更进一步提高了液氮罐体1的结构强度。
另外,所述便携式运输液氮罐还包括提手71和两个提手安装块72,两个提手安装块72沿所述液氮罐体1的周向间隔设置于液氮罐体1的外壁面,提手71的两端部通过转轴73分别枢接于两个提手安装块72。这样便于用户携带。
此外,样本架4用于放置样本并设置于所述液氮罐体1内。请结合图1予以理解,所述罐体套筒2的顶部设有安装口21,所述样本架4的顶部贯穿于所述安装口21并通过定位销22固定于所述罐体套筒2的顶部。在本实施例中,所述安装口21位于所述罐体套筒2的顶部的中心部位。定位销22具有两个,两个定位销22沿所述安装口21的周向均匀间隔设置。所述样本架4的底部设有若干孔,若干所述孔呈阵列结构排列,所述孔用于插入盛有样本的冻存管41。这样能够精确定位样本架4中冻存管41的位置,提供了自动化转移冻存管41的可能性。所述样本架4的顶部内设有所述制冷模块5,且所述制冷模块5位于若干所述孔的正上方。
如图2所示,所述制冷模块5包括柔性液氮吸附材料结构体51和钣金盒52,所述柔性液氮吸附材料结构体51放置在钣金盒52内并位于所述进氮口31的正下方,钣金盒52的顶部可拆卸地连接于顶盖3的底部。柔性液氮吸附材料结构体51能够更加有效地吸附液氮,从而能够更加有效地对液氮罐体1内部的样本进行降温。也就是说,制冷模块5倒扣于顶盖3的底部。在本实施例中,柔性液氮吸附材料结构体采用吸附海绵。
如图1-2所示,顶盖3可拆卸连接于所述罐体套筒2并位于液氮罐体1的正上方,所述顶盖3的底部可拆卸连接有制冷模块5,所述顶盖3中设有用于添加液氮的进氮口31,所述进氮口31位于所述制冷模块5的正上方,且所述进氮口31的底端与所述制冷模块5的内部相连通,所述进氮口31的顶端密封连接有密封盖33。这样可以在不打开顶盖3的条件下通过进氮口31快速便捷地向制冷模块5中随时添加液氮,能够有效地对液氮罐体1内部的样本进行降温,从而很好地保护了样本。
在本实施例中,所述顶盖3的顶部形成有一螺纹接头32,且所述进氮口31贯穿于所述螺纹接头32。密封盖33为螺旋盖,所述螺旋盖的内壁面与所述螺纹接头32的外壁面螺纹连接,且所述螺旋盖的顶部完全覆盖于所述进氮口31的顶端。
作为本实施例一种优选的方案,顶盖3通过若干锁扣锁紧于罐体套筒2,每一所述锁扣包括相互锁紧的公锁扣82和母锁扣81,若干所述母锁扣81沿所述顶盖3的周向均匀间隔设置于所述顶盖3的底部的外壁面,若干所述公锁扣82沿所述罐体套筒2的周向均匀间隔设置于所述罐体套筒2的外壁面。这样可以非常方便地安装和更换制冷模块5,同时保证顶盖3与罐体套筒2的连接可靠性,进而保证制冷模块5能够非常可靠地设置在液氮罐体1内部。在本实施例中,锁扣具有两个。
另外,所述顶盖3上设有温度监控仪9,所述温度监控仪9的温度探头放置于所述液氮罐体1的内部靠近所述样本架4的位置处。温度监控仪9有温度显示和温度报警功能,当温度过高时能够提醒用户及时添加液氮,从而良好地保护了样本活性。
综上所述,本发明能够有效地对液氮罐体内部的样本进行降温,从而很好地保护了样本。
虽然以上描述了本发明的具体实施方式,但是本领域的技术人员应当理解,这仅是举例说明,本发明的保护范围是由所附权利要求书限定的。本领域的技术人员在不背离本发明的原理和实质的前提下,可以对这些实施方式做出多种变更或修改,但这些变更和修改均落入本发明的保护范围。
Claims (9)
1.一种便携式运输液氮罐,包括液氮罐体和罐体套筒,所述罐体套筒套设于所述液氮罐体的顶部的外壁面,且所述罐体套筒的顶部覆盖于所述液氮罐体的顶部的开口,其特征在于,所述便携式运输液氮罐还包括:
样本架,所述样本架用于放置样本并设置于所述液氮罐体内;
制冷模块,所述制冷模块设置于所述液氮罐体内;
顶盖,所述顶盖可拆卸连接于所述罐体套筒并位于所述液氮罐体的正上方,所述顶盖的底部可拆卸连接有所述制冷模块,所述顶盖中设有用于添加液氮的进氮口,所述进氮口位于所述制冷模块的正上方,且所述进氮口的底端与所述制冷模块的内部相连通,所述进氮口的顶端密封连接有密封盖。
2.如权利要求1所述的便携式运输液氮罐,其特征在于,所述制冷模块包括柔性液氮吸附材料结构体和钣金盒,所述柔性液氮吸附材料结构体放置在所述钣金盒内并位于所述进氮口的正下方,所述钣金盒的顶部可拆卸地连接于所述顶盖的底部。
3.如权利要求1所述的便携式运输液氮罐,其特征在于,所述罐体套筒的顶部设有安装口,所述样本架的顶部贯穿于所述安装口并通过定位销固定于所述罐体套筒的顶部,所述样本架的底部设有若干孔,若干所述孔呈阵列结构排列,所述孔用于插入盛有样本的冻存管;
所述样本架的顶部内设有所述制冷模块,且所述制冷模块位于若干所述孔的正上方。
4.如权利要求1所述的便携式运输液氮罐,其特征在于,所述罐体套筒的内壁面与所述液氮罐体的顶部的外壁面通过粘合胶固定,所述罐体套筒的顶部的下表面与所述液氮罐体的顶部的顶端之间压设有密封件。
5.如权利要求1所述的便携式运输液氮罐,其特征在于,所述顶盖通过若干锁扣锁紧于所述罐体套筒,每一所述锁扣包括相互锁紧的公锁扣和母锁扣,若干所述母锁扣沿所述顶盖的周向均匀间隔设置于所述顶盖的底部的外壁面,若干所述公锁扣沿所述罐体套筒的周向均匀间隔设置于所述罐体套筒的外壁面。
6.如权利要求1所述的便携式运输液氮罐,其特征在于,所述顶盖上设有温度监控仪,所述温度监控仪的温度探头放置于所述液氮罐体的内部靠近所述样本架的位置处。
7.如权利要求1所述的便携式运输液氮罐,其特征在于,所述液氮罐体的内部的下方放置有柔性液氮吸附块。
8.如权利要求1所述的便携式运输液氮罐,其特征在于,所述液氮罐体采用双层真空结构并形成有相互隔离的内腔室和外腔室,所述液氮罐体的底部设有抽真空接口和十字加强筋,所述抽真空接口与所述外腔室相连通;所述内腔室的底部与所述外腔室的底部之间还设有支撑柱。
9.如权利要求2所述的便携式运输液氮罐,其特征在于,所述便携式运输液氮罐还包括提手和两个提手安装块,两个所述提手安装块沿所述液氮罐体的周向间隔设置于所述液氮罐体的外壁面,所述提手的两端部通过转轴分别枢接于两个所述提手安装块。
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