CN1406826A - 双层膏状物包装袋 - Google Patents

双层膏状物包装袋 Download PDF

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Publication number
CN1406826A
CN1406826A CN 01133208 CN01133208A CN1406826A CN 1406826 A CN1406826 A CN 1406826A CN 01133208 CN01133208 CN 01133208 CN 01133208 A CN01133208 A CN 01133208A CN 1406826 A CN1406826 A CN 1406826A
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bag
sack
paste
double
inner layer
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彭加桂
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Abstract

一种可包装膏状药品、化妆品、牙膏的双层包装袋。由内外相套的双层袋构成,内层袋与外层袋之间的空间是空气室、空气室的进气口安装O形密封圈。当外层袋受压时,O形密封圈即封住进气口,使空气室内的空气被压缩,压缩空气挤压内层袋将膏状物挤出,内层袋可以随膏状物的挤出变形,外层袋有弹性始终保持饱满如新的好用状态。它克服了现有膏状物包装袋的变形和不好挤出等不足之处。

Description

双层膏状物包装袋
本发明所涉及的是一种膏状物包装袋,特别是一种双层结构的可包装膏状药品、化妆品、牙膏和各种膏状物的包装袋。
每天用牙膏和各种袋装膏状化妆品、药品都有这样的感觉,新的比较好用好挤出,越往后用挤出越困难,包装袋被挤得不成形状,还不能将膏状物挤净,到后来还得用双手来挤没有用完的牙膏、药品、化妆品等。
本发明的目的是提供一种由O型密封圈密封的双层结构膏状物包装袋,用内外层袋之间的压缩空气传递挤压力将膏状物挤出,它能有效的解决现有膏状物包装袋所存在的不足。
本发明的目的是这样实现的,用一大一小内外相套的二个包装袋构成一个双层结构的包装袋,包装膏状物的内层袋柔软没有弹性可以随膏状物的减少变形,外层袋有弹性挤压后能回弹复原,内外层袋之间的空间构成密封的空气室,空气室向外是通过相套的内外层袋袋口之间形成的圆圈形的进气口与大气相通。进气口向内在二个袋口之间构成一个装配O形密封圈的沟槽。O形密封圈在沟槽内与内层袋口所形成的轴,外层袋口所形成的孔之间是浮动配合。当挤压外层袋时,空气室内的压力增高空气将O形密封圈向外顶封住进气口,空气室内的空气即被压缩,受压的空气将挤压力传递给内层袋使膏状物挤出。去掉挤压力外层袋会回弹复原同时空气室内的压力降低,外面的空气即向内顶开O形密封圈经进气口进入空气室,补充被挤出的膏状物所减去的体积,这样反复使用直到膏状物用完,包装袋始终保持饱满好用的状态。
本发明的优点在于:1、可以随意挤压包装袋,对外层袋任何一个点的挤压,经压缩空气的传递,都可形成对内层的整体挤压,因此内层袋的变形和膏状物的挤出都是均匀的。2、外层袋不变形,始终如新。
下面结合附图对本发明作业进一步的说明
图一是本发明的结构示意图,其中:1.密封圈沟槽、2.进气口、3.内袋口、4.外袋口、5.O形密封圈、6.外层袋、7.空气室、8.内层袋。
参照图一的包装袋是由相套的内层袋8外层袋6和O形密封圈5组成。包装膏状物的内层袋8比较柔软没有弹性可以随膏状物的减少变形,外层袋6有弹性挤压后能回弹复原,内层袋8与外层袋6之间的空间构成密封的空气室7,空气室7向外是通过内袋口3外袋口4相套后形成的圆圈形进气口2与大气相通。进气口2内面内袋口3与外袋口4之间构成一个装配O形密封圈的沟槽1,O形密封圈5在沟槽1内与内袋口3形成的轴外袋口4形成的孔之间是浮动配合。当外层袋6受挤压时空气室7内的压力增高,空气将O形密封圈5向外顶封住进气口2,空气室7内的空气即被压缩,受压的空气将挤压力传递给内层袋8将膏状物挤出。去掉压力外层袋6即回弹复原,同时空气室7内的压力降低,外面的空气向内顶开O形密封圈5经进气口2进入空气室7补充被挤出的膏状物所减去的体积。

Claims (3)

1、一种可包装膏状药品、化妆品、牙膏和各种膏状物的双层包装袋,由包装膏状物的内层袋(8)内袋口(3)构成,其特征是包装膏状物的内层袋(8)外面套有外层袋(6),外层袋(6)与内层袋(8)之间的空间构成密封的空气室(7),空气室(7)向外通过内袋口(3),外袋口(4)相套后形成的圆圈形进气口(2)与大气相通,进气口(2)内面内袋口(3)与外袋口(4)之间构成O形密封圈沟槽(1),O形密封圈(5)在沟槽(1)内与内袋口(3)形成的轴外袋口(4)形成的孔之间是浮动配合。
2、根据权利要求1所述的双层膏状物包装袋,其特征是内层袋(8)柔软没有弹性可以随膏状物的减少变形。
3、根据权利要求1所述的双层膏状物包装袋,其特征是外层袋(6)有弹性挤压后能回弹复原。
CN 01133208 2001-08-30 2001-09-10 双层膏状物包装袋 Pending CN1406826A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 01133208 CN1406826A (zh) 2001-08-30 2001-09-10 双层膏状物包装袋

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN01128392 2001-08-30
CN01128392.0 2001-08-30
CN 01133208 CN1406826A (zh) 2001-08-30 2001-09-10 双层膏状物包装袋

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CN1406826A true CN1406826A (zh) 2003-04-02

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CN 01133208 Pending CN1406826A (zh) 2001-08-30 2001-09-10 双层膏状物包装袋

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101992892A (zh) * 2010-10-18 2011-03-30 罗国庆 防菌包装
CN104340498A (zh) * 2013-07-29 2015-02-11 刘晗宇 一种牙膏包装袋
US9586744B2 (en) 2013-07-25 2017-03-07 The Procter & Gamble Company Flexible container with dispensing aid
US9694965B2 (en) 2013-11-06 2017-07-04 The Procter & Gamble Company Flexible containers having flexible valves
US9850046B2 (en) 2013-11-06 2017-12-26 The Procter & Gamble Company Flexible containers with vent systems
US10017300B2 (en) 2015-04-10 2018-07-10 The Procter & Gamble Company Flexible containers with product dispensing visibility
CN111268269A (zh) * 2020-03-06 2020-06-12 丁水琴 一种挤压式牙膏盒

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101992892A (zh) * 2010-10-18 2011-03-30 罗国庆 防菌包装
US9586744B2 (en) 2013-07-25 2017-03-07 The Procter & Gamble Company Flexible container with dispensing aid
CN104340498A (zh) * 2013-07-29 2015-02-11 刘晗宇 一种牙膏包装袋
US9694965B2 (en) 2013-11-06 2017-07-04 The Procter & Gamble Company Flexible containers having flexible valves
US9850046B2 (en) 2013-11-06 2017-12-26 The Procter & Gamble Company Flexible containers with vent systems
US10138049B2 (en) 2013-11-06 2018-11-27 The Procter & Gamble Company Flexible containers having flexible valves
US10017300B2 (en) 2015-04-10 2018-07-10 The Procter & Gamble Company Flexible containers with product dispensing visibility
CN111268269A (zh) * 2020-03-06 2020-06-12 丁水琴 一种挤压式牙膏盒

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