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CN201164393Y - 防弹跳热水瓶盖 - Google Patents

防弹跳热水瓶盖 Download PDF

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Publication number
CN201164393Y
CN201164393Y CNU2008200558018U CN200820055801U CN201164393Y CN 201164393 Y CN201164393 Y CN 201164393Y CN U2008200558018 U CNU2008200558018 U CN U2008200558018U CN 200820055801 U CN200820055801 U CN 200820055801U CN 201164393 Y CN201164393 Y CN 201164393Y
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cavity
thermos bottle
bounce
spheroid
bottle stopper
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Expired - Fee Related
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CNU2008200558018U
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English (en)
Inventor
贝元杰
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SHANGHAI SHANGYIN YANGPU SCHOOL
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SHANGHAI SHANGYIN YANGPU SCHOOL
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Priority to CNU2008200558018U priority Critical patent/CN201164393Y/zh
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Abstract

本实用新型公开了一种防弹跳热水瓶盖,包括本体,其中,本体内设有空腔,空腔的顶面设有与外界相通的上气孔,空腔的底面设有与热水瓶瓶胆内腔相通的下气孔,空腔内设有一球体,球体可在空腔内活动。本实用新型结构简单,方便实用,有效防止了热水瓶盖的弹出现象。

Description

防弹跳热水瓶盖
技术领域
本实用新型涉及热水瓶盖。
背景技术
热水瓶瓶有时会由于瓶中的空气热胀冷缩,使得热水瓶盖整个弹出,这样一方面容易伤人,另一方面也不利热水瓶保温。
实用新型内容
本实用新型的目的就是为了克服现有技术中的缺陷,提供一种防弹跳热水瓶盖。
本实用新型采用了下述技术方案来解决上述技术问题:
一种防弹跳热水瓶盖,包括本体,其中,本体内设有空腔,空腔的顶面设有与外界相通的上气孔,空腔的底面设有与热水瓶瓶胆内腔相通的下气孔,空腔内设有一球体,球体可在空腔内活动。
较佳的,上述空腔的底面下凹,以利于球体堵住下气孔。
其中,上述球体与空腔侧壁间留有缝隙,以利于热气上行。
使用时,一旦热水瓶中热气热胀冷缩,将会首先经下气孔将球体顶开,热气经下气孔进入空腔,再经上气孔排出,而一旦热水瓶内外气体压强达到平衡,球体又会落回堵住下气孔,从而防止了整个热水瓶盖被热气顶开。
本实用新型结构简单,方便实用,有效防止了热水瓶盖的弹出现象。
附图说明
图1防弹热水瓶盖示意图
图2防弹热水瓶盖防弹原理示意图
具体实施方式
如图1所示防弹热水瓶盖,包括本体1,其中,本体内设有空腔2,空腔的顶面设有与外界相通的上气孔3,空腔的底面设有与热水瓶瓶胆内腔相通的下气孔4,空腔内设有一球体5,球体可在空腔内活动。其中空腔的底面下凹,以利于球体堵住下气孔。球体与空腔壁间留有缝隙,以利于热气上行。
使用时,一旦热水瓶中热气热胀冷缩,就会如图2所示,首先气体经下气孔将球体顶开,热气经下气孔进入空腔,再经上气孔排出,而一旦热水瓶内外气体压强达到平衡,球体又会落回堵住下气孔,从而防止了整个热水瓶盖被热气顶开。

Claims (3)

1.一种防弹跳热水瓶盖,包括本体,其特征在于,本体内设有空腔,空腔的顶面设有与外界相通的上气孔,空腔的底面设有与热水瓶瓶胆内腔相通的下气孔,空腔内设有一球体,球体可在空腔内活动。
2.如权利要求1所述防弹跳热水瓶盖,其特征在于,所述空腔的底面下凹。
3.如权利要求1所述防弹跳热水瓶盖,其特征在于,所述球体与空腔侧壁间留有缝隙。
CNU2008200558018U 2008-02-28 2008-02-28 防弹跳热水瓶盖 Expired - Fee Related CN201164393Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200558018U CN201164393Y (zh) 2008-02-28 2008-02-28 防弹跳热水瓶盖

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200558018U CN201164393Y (zh) 2008-02-28 2008-02-28 防弹跳热水瓶盖

Publications (1)

Publication Number Publication Date
CN201164393Y true CN201164393Y (zh) 2008-12-17

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Family Applications (1)

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CNU2008200558018U Expired - Fee Related CN201164393Y (zh) 2008-02-28 2008-02-28 防弹跳热水瓶盖

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CN (1) CN201164393Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105564803A (zh) * 2016-01-08 2016-05-11 吴述和 一种用于食品的密封容器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105564803A (zh) * 2016-01-08 2016-05-11 吴述和 一种用于食品的密封容器

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Granted publication date: 20081217