CN2134366Y - 具迷宫式弹性过盈密封结构的塑料瓶 - Google Patents

具迷宫式弹性过盈密封结构的塑料瓶 Download PDF

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CN2134366Y
CN2134366Y CN 92205855 CN92205855U CN2134366Y CN 2134366 Y CN2134366 Y CN 2134366Y CN 92205855 CN92205855 CN 92205855 CN 92205855 U CN92205855 U CN 92205855U CN 2134366 Y CN2134366 Y CN 2134366Y
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简国洪
简显新
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Abstract

一种压合式塑料密封瓶,由同一种塑料制造的瓶 盖和瓶体组成,其特点是在瓶盖和瓶体口部,做成若 干互相嵌合的凹凸环状体,使两者之间形成一种弹性 过盈配合结构的关系,能有效地阻止瓶内外的空气交 流,这种密封瓶,开启方便,密封可靠,特别适用于包 装必须多次开合而又需要密封的物品。

Description

本发明涉及一种塑料包装容器,特别是一种具密封结构的塑料包装瓶。
公知的塑料包装瓶大都依靠螺纹压紧达到密封的目的,但这种密封方式很不可靠,无法满足要求高度密封的药品和某些化学物包装的要求。此外,操作也不方便。
本发明的目的是对现有塑料包装瓶的瓶口结构进行改进,使其加盖后的密封可靠性,达到包装药品的要求,而且开启方便。
本发明是这样实现的:
1,瓶盖和瓶体采用同一种塑料,使两者膨胀系数相同,不因气温的变化而发生漏气现象;
2,将通常的旋入式改为压入式,便于使用者开启;
3,分别在瓶盖和瓶口采用互相嵌合的多环弹性过盈配合结构,使两者压合后,在瓶口处形成多个迷宫气阻室,以有效地阻止瓶内外的气体交流,而达到密封的目的。
本发明的优点是:由于采用互相嵌合的迷宫式弹性过盈配合结构,使这种塑料包装瓶的瓶盖开启后重新压合,仍然具有极好的密封性能,特别适合用于需要多次开启而又必须保持高度密封的物品--如医院药房的药品的包装。
以下通过对附图的        说明,进一步介绍本发明的实施例。
图1为本发明瓶盖的剖视图;
图2为本发明瓶体的部分剖视图;
图3为本发明瓶盖与瓶体压合后的部分剖视图。
一种塑料密封包装瓶,分瓶体和瓶盖两部分,用同一种塑料制造,瓶盖由外环(1)、中环(2)、内环(3)和盖顶构成,其中,外环(1)最高,内环(3)次之,中环(2)最矮。中环(2)与内环(3)之间,有一凹槽环(4),凹槽环(4)的上部比下部较窄,中环(2)的断面成锐角形,内环(3)的断面成凿形,外环(1)的内壁有上凸圈(5)和下凸圈(6),瓶体的口部与瓶盖接触的部分,自上而下分别有瓶嘴(7)、上凸环(8)、上凹环(9)、下凸环(10)、下凹环(11)和半凸环(12)、瓶嘴(7)的厚度与瓶盖凹槽环(4)的底宽成静配合,瓶嘴(7)的直径与凹槽环(4)的直径相同,瓶体上凸环(8)、下凸环(10)和半凸环(12)的外径相同并与瓶盖外环(1)的内径成静配合,在瓶盖与瓶体压合后,内环(3)的顶尖顶住上凸环(8)的上侧面,上凸圈(5)和下凸圈(6)分别卡住瓶体上凸环(8)和下凸环(10)的下侧面,并在瓶盖与瓶体口部之间,形成上气阻室(13)、中气阻室(14)和下气阻室(15),从而形成迷宫式弹性过盈密封结构,这种结构能有效地阻止瓶内外气体的交流。

Claims (1)

1、一种塑料密封瓶,由瓶盖和瓶体组成,其特征在于瓶盖与瓶体是用同一种塑料制造,瓶盖由外环(1)、中环(2)、内环(3)和盖顶构成,其中,外环(1)最高,内环(3)次之,中环(2)最矮,中环(2)与内环(3)之间,有一凹槽环(4),凹槽环(4)的上部比下部较窄,中环(2)的断面成锐角形,内环(3)的断面成凿形,外环(1)的内壁有上凸圈(5)和下凸圈(6),瓶体的口部与瓶盖接触的部分,自上而下分别有瓶嘴(7)、上凸环(8)、上凹环(9)、下凸环(10)、下凹环(11)和半凸环(12)、瓶嘴(7)的厚度与瓶盖凹槽环(4)的底宽成静配合,瓶嘴(7)的直径与凹槽环(4)的直径相同,瓶体上凸环(8)、下凸环(10)和半凸环(12)的外径相同并与瓶盖外环(1)的内径成静配合,在瓶盖与瓶体压合后,内环(3)的顶尖顶住上凸环(8)的上侧面,上凸圈(5)和下凸圈(6)分别卡住瓶体上凸环(8)和下凸环(10)的下侧面,并在瓶盖与瓶体口部之间,形成上气阻室(13)、中气阻室(14)和下气阻室(15),从而形成迷宫式弹性过盈密封结构。
CN 92205855 1992-03-28 1992-03-28 具迷宫式弹性过盈密封结构的塑料瓶 Expired - Fee Related CN2134366Y (zh)

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CN 92205855 CN2134366Y (zh) 1992-03-28 1992-03-28 具迷宫式弹性过盈密封结构的塑料瓶

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CN 92205855 CN2134366Y (zh) 1992-03-28 1992-03-28 具迷宫式弹性过盈密封结构的塑料瓶

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CN2134366Y true CN2134366Y (zh) 1993-05-26

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102424179A (zh) * 2011-09-01 2012-04-25 赛茨科技(大连)有限公司 一种液体瓶瓶盖密封件
CN105451572A (zh) * 2013-04-04 2016-03-30 康富公司 密封和消泡装置
US9723863B2 (en) 2013-03-08 2017-08-08 Cornelius, Inc. Batch carbonator and method of forming a carbonated beverage
US10477883B2 (en) 2015-08-25 2019-11-19 Cornelius, Inc. Gas injection assemblies for batch beverages having spargers
US10785996B2 (en) 2015-08-25 2020-09-29 Cornelius, Inc. Apparatuses, systems, and methods for inline injection of gases into liquids
US11040314B2 (en) 2019-01-08 2021-06-22 Marmon Foodservice Technologies, Inc. Apparatuses, systems, and methods for injecting gasses into beverages

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102424179A (zh) * 2011-09-01 2012-04-25 赛茨科技(大连)有限公司 一种液体瓶瓶盖密封件
US9723863B2 (en) 2013-03-08 2017-08-08 Cornelius, Inc. Batch carbonator and method of forming a carbonated beverage
CN105451572A (zh) * 2013-04-04 2016-03-30 康富公司 密封和消泡装置
US10477883B2 (en) 2015-08-25 2019-11-19 Cornelius, Inc. Gas injection assemblies for batch beverages having spargers
US10785996B2 (en) 2015-08-25 2020-09-29 Cornelius, Inc. Apparatuses, systems, and methods for inline injection of gases into liquids
US11013247B2 (en) 2015-08-25 2021-05-25 Marmon Foodservice Technologies, Inc. Apparatuses, systems, and methods for inline injection of gases into liquids
US11040314B2 (en) 2019-01-08 2021-06-22 Marmon Foodservice Technologies, Inc. Apparatuses, systems, and methods for injecting gasses into beverages

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