CN2190624Y - 一种真空保鲜罐头旋盖 - Google Patents

一种真空保鲜罐头旋盖 Download PDF

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Publication number
CN2190624Y
CN2190624Y CN 94204381 CN94204381U CN2190624Y CN 2190624 Y CN2190624 Y CN 2190624Y CN 94204381 CN94204381 CN 94204381 CN 94204381 U CN94204381 U CN 94204381U CN 2190624 Y CN2190624 Y CN 2190624Y
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spiral cover
sealing plug
vacuum
rotary lid
fresh
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李锋
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Abstract

一种真空保鲜罐头旋盖,由旋盖体、密封圈和密 封塞组成。密封塞嵌在旋盖体中间的圆孔内,空心针 扎透密封塞,用抽气工具或加热法将罐头中的空气排 出,罐头内形成真空而使食物保鲜。本实用新型结构 简单,操作方便,开启容易,可重复使用,成本低廉,可 以使食物长期保鲜。

Description

本实用新型涉及一种容器所用的旋盖,特别是真空保鲜瓶装罐头旋盖。
目前,市场上出售的旋盖瓶装罐头主要由旋盖体和密封圈组成。旋盖瓶装罐头的生产过程是经消毒、杀菌后,在常压下用旋盖将罐头密封。其防腐密封是一次性的,一旦启封,不易再次实现防腐密封,而且旋盖瓶装罐头开启比较困难。
本实用新型的目的是为了提供一种既可以反复使用,开启方便,又能真空保鲜的瓶装罐头旋盖。
本实用新型的目的是这样实现的,真空保鲜罐头旋盖由旋盖体、密封圈和密封塞组成。旋盖体的周边具有垂直向下的环状卡边,环状卡边的内下沿设有凸缘。旋盖体的中心开有园孔,在园孔内嵌入园柱状的密封塞,进行机械冲压后,使密封塞紧固在旋盖体上。
附图1为真空保鲜罐头旋盖的仰视图,附图2为真空保鲜罐头旋盖的剖示图。
下面结合附图作进一步说明:真空保鲜罐头旋盖由旋盖体1,密封圈2和密封塞3构成。旋盖体1的周边具有垂直向下的环状卡边,其内下沿设有只少3个以上的凸缘。旋盖体1的中心开有园孔,在园孔内嵌入园柱形的密封塞3,进行机械冲压后,使密封塞3紧固在旋盖体1上。旋盖体1用金属材料制做,密封塞3用橡胶制做。
使用时,将旋盖体1在罐头瓶口上旋紧,然后将空心针插透密封塞3,抽气工具与空心针相联结,抽气后将空心针拔出,密封塞3上的针孔自然严合密封。启盖时,将空心针插透密封塞3,使空气进入罐头瓶中,旋盖即可比较容易地打开。
另外,家庭自制食品保鲜罐头时,把食品装入罐头瓶中,将旋盖体1在瓶口上旋紧,然后将空心针插透密封塞3,经高温杀菌。罐头瓶内的空气受热膨张,通过空心针溢出瓶外。趁热将空心针拔出,密封塞3上的针孔自然严合密封。自制罐头冷邻后,即制成家庭真空保鲜罐头。
本实用新型与现有技术相比,结构简单,操作方便,可重复使用,开启容易,成本低廉,又能使食物长期保鲜。适于罐头食品加工厂及家庭使用。

Claims (2)

1、一种由周边具有垂直向下的环状卡边,其内下沿设有凸缘的旋盖体1和密封圈2组成的真空保鲜罐头旋盖,其特征是旋盖体1中间设有园孔,在园孔中嵌入园柱状的密封塞3。
2、根据权利要求1所述的真空保鲜罐头旋盖,其特征是密封塞3采用橡胶制做。
CN 94204381 1994-02-23 1994-02-23 一种真空保鲜罐头旋盖 Expired - Fee Related CN2190624Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 94204381 CN2190624Y (zh) 1994-02-23 1994-02-23 一种真空保鲜罐头旋盖

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 94204381 CN2190624Y (zh) 1994-02-23 1994-02-23 一种真空保鲜罐头旋盖

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CN2190624Y true CN2190624Y (zh) 1995-03-01

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CN 94204381 Expired - Fee Related CN2190624Y (zh) 1994-02-23 1994-02-23 一种真空保鲜罐头旋盖

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106580122A (zh) * 2017-02-22 2017-04-26 合肥舒实工贸有限公司 一种电烤箱封装组件

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106580122A (zh) * 2017-02-22 2017-04-26 合肥舒实工贸有限公司 一种电烤箱封装组件

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