CN1045935C - 容器之类的安全罩 - Google Patents

容器之类的安全罩 Download PDF

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CN1045935C
CN1045935C CN94118332A CN94118332A CN1045935C CN 1045935 C CN1045935 C CN 1045935C CN 94118332 A CN94118332 A CN 94118332A CN 94118332 A CN94118332 A CN 94118332A CN 1045935 C CN1045935 C CN 1045935C
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safety hood
tooth
screw cap
flange
luodao
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CN1107115A (zh
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皮罗·巴特咖瑟
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Gellar & Co., Ltd.
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Guala SpA
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D41/00Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D47/00Closures with filling and discharging, or with discharging, devices
    • B65D47/04Closures with discharging devices other than pumps
    • B65D47/06Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages
    • B65D47/12Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages having removable closures
    • B65D47/122Threaded caps
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D41/00Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
    • B65D41/32Caps or cap-like covers with lines of weakness, tearing-strips, tags, or like opening or removal devices, e.g. to facilitate formation of pouring openings
    • B65D41/34Threaded or like caps or cap-like covers provided with tamper elements formed in, or attached to, the closure skirt
    • B65D41/3423Threaded or like caps or cap-like covers provided with tamper elements formed in, or attached to, the closure skirt with flexible tabs, or elements rotated from a non-engaging to an engaging position, formed on the tamper element or in the closure skirt
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D41/00Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
    • B65D41/62Secondary protective cap-like outer covers for closure members

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)

Abstract

一种容器安全罩,在初次开启和随后的打开/关闭循环过程中具有不变的性能,其结构有利于装配成作为一部件来搬运的整体,并且在一旦装配好后,就可方便地安装到容器上,上述安全罩含有:一个带有法兰(12)的灌注体(10);一个带有环形内凸缘(19)的管体(17);一个通过薄弱线(33)连接到管体(17)上的螺旋帽(26);和一个置于管体(17)的凸缘(19)与灌注体(10)的法兰(12)之间的用来使灌注体(10)与管体(17)成转动时有刚性配合的平面接头(35)。

Description

容器之类的安全罩
本发明涉及一种容器之类的安全罩,它含有:一个带有自由边缘、外螺纹和环形外凸缘的灌注体;一个带有内部环形凸缘、形成带凹槽轮廓的凸块和凹部、和环形折叠接片的管体;和一个带有与灌注体上的外螺纹配合的内螺纹的螺旋帽,该螺旋帽通过一薄弱线连接在管体上。
上述这种类型的安全罩虽然从各方面来说可满意地工作并被广泛应用,但是,当它们的沿轴向联接在一起组成安全罩的零件偶然具有接近于它们各自公差范围的极值的轴向尺寸时,安全罩在初次开启以及随后的开启/关闭循环的过程中可能还会产生一些问题。特别是,螺旋帽不能以正确的方式从灌注体上拧下,因为灌注体不能以足够的坚固性固定在容器上。
本发明的目的就是提供一种具有上述结构的安全罩,其结构和功能特征可以克服上面所述的缺点。
为了实现本发明的上述目的,本发明提供了一种容器之类装置用的安全罩,它包含有:一个带有自由边缘、外螺道和环形外法兰的灌注体;一个带有位于其内部的环形凸缘、形成一带槽轮廓的凸块和凹部、和环形折叠接片的管体;和一个带有与灌注体上的外螺道相匹配的内螺道的螺旋帽,该螺旋帽通过一薄弱线连接在管体上,其特征在于,安全罩含有一个置于管体与灌注体之间的接头。
本发明的安全罩的其他特征和优点将从下面结合附图说明的一个非限定性的最佳实施例中而更加明白,附图中:
图1是本发明安全罩的局部剖面的分解视图;
图2是图1的安全罩的一个细节的放大视图;
图3是图1的安全罩的另一个细节的放大视图;和
图4是在一个容器上用的图1的安全罩的局部剖切的总图。
参看附图.,图中以标号1总的代表用在容器2上的一个安全罩,其轴线为X-X。
容器2包含一个带有自由边缘4并在其外部带有凹槽5的开口3,上述的凹槽5限定一轴向凸肩6,并有若干个凸块7和凹部8一起构成带槽外廓9。
安全罩1含有一个灌注体(总的以10表示),该灌注体10用一个自由边缘11和一个环形外法兰12,它最好用聚乙烯模压制成,与一个也用聚乙烯制的垫圈13配套,而且封闭一个也是用聚乙烯制的单向活门14,该活门用来防止不允许的对容器加满。
在灌注体10的外部做出一个多头外螺道15,其螺纹以标号16表示,在本实例中,有两条这样的螺纹。
安全罩1还有一管体17,该管体有一个带有管式内凸缘19的上端18和一个下端20。
管体17具有向内的环形接片21,该接片可以在静止位置与折叠工作位置之间弯曲,在静止位置时,它朝向管体的下端20,在折叠工作位置时,它向着上端18。
管体的下端部的内部做出若干个凸块22和凹部23,它们构成一个与带槽外廓9相匹配的带槽轮廓24。
请注意,带槽外廓9的凸块7的顶部是倒圆的,而带槽轮廓24的凸块22却各自带有轴向伸长段25,该伸长段的宽度“l”为一预定的有限值,并小于凸块7的单个宽度。
伸长段25的顶端是倒圆的,其轴向延伸长度为一预定值“L”。
安全罩1还有一个带有底部27和圈环28的螺旋帽26,该螺旋帽26的内部设有带螺纹30的多头内螺道29,其螺纹30的数目多于螺纹16,最好是其两倍,就是说,在本实例中螺纹30有4条。
螺纹16和30有锯齿状的齿形。
轴向柔性的弹性机构31与螺旋帽26连接。上述机构31由若干个小的突起翼片32从螺旋帽26之底部27向着其环圈28接合。翼片32是与螺旋帽成一整体做成时,并有一个沿轴向的预定距离“S”。
螺旋帽26通过缺口34形成的薄弱线33沿着其环圈28与管体17的上端18连接。
因此,螺旋帽26和管体17是一种整体结构件,最好,用聚烯烃树脂模压而成。
管体17与灌注体10之间设置一个平面接头35,以便使灌注体10与管体17成转动时有刚性的配合。接头35含有从凸耳19突出的端面齿36和从法兰12突起的端面齿37,上述的齿被设置成互相啮合。
齿36的数目颇多,在本实例中为40个,通过沿轴向打开模型,可将齿36从横腔中取出。齿37至少有两个,沿径向彼此相对,在本实例中,齿37的数目是2。通过沿径向打开模型可将齿37从模腔取出。齿36和17全部有等边三角形的齿形,其限制顶角为A,在本实例中A=60°,齿顶是倒圆的,在本实例中,齿顶倒圆半径r=0.2mm。
有一帽罩38(最好用聚烯烃树脂制成)将螺旋帽26盖住,用速动接合机构39和带齿的联接器40分别沿轴向和带角度地将帽罩38固定在螺帽26上。在帽罩38内部有一环形的凹部41,从而在帽罩与螺旋帽之间形成一个间隙42。
安全罩1是这样装配的:将帽罩沿轴向套在螺旋帽上,使速动接合机构39快速进入啮合位置,并使带齿的联接器40接合,然后将螺旋帽沿轴向套在灌注体上,直到螺纹30和16互相啮合,从而做成一个可作为一个整体部件来运输的组合件。由于有间隙42,可使螺旋帽适当地胀大,这有利于上述螺纹的搭锁运动。齿36和37的形状导引它们互相啮合。
将做成的已可做为一个整体操作的安全罩放置在容器开口上,再用一种可沿轴线X-X移动并可绕轴线X-X转动的适宜的推动器使之形成轴向配合。
在安全罩与容器开口轴向配合时,伸长段25在接片21与自由边缘4接合之前就已开始与容器开口之带槽外廓9相接合。伸长段25借助于它们的与凸块7的倒圆端部相接的倒圆端部很容易进入带槽外廓9的凹部8。当继续进行轴向配合运动时,已通过某种合适工具或通过灌注体之通道使之折叠的接片21将与容器出入口上的凸肩6接合。在此期间,翼片32将靠紧灌注体的自由边缘11,并通过推动器的行程沿轴向产生足够的弹性屈服,以便最终形成各种轴向尺寸的公差所允许的受压状态。
在配合阶段完成时,平面接头就使灌注体与管体成转动时有刚性的配合,从而也与容器成转动时有刚性的配合。
当沿拧动方向旋转帽罩带着螺旋帽,初次开启安全罩时,薄弱线首先断裂,这就使螺旋帽与管体分离,因此从灌注体旋出。在初次开启以及随后的每一次拧开/拧上螺旋帽的过程中。灌注体将通过所提供的联结器成转动时有刚性的配合保持在管体上,因此也就成转动时有刚性的配合保持在容器上,即使在轴向尺寸全部处于它们的公差范围的极值的情况下也是如此。
本发明的安全罩的主要优点就在于螺旋帽开启之时以及在随后每次拧开/拧上的循环过程中具有确实不变的性能。
本发明安全罩的再一个优点是结构上零件容易制造,这就容易装配,而且可方便地安装在容器上。
显然,熟悉本技术的人们为了满足不同的和特殊的要求,可以在不背离下面的权利要求书所规定的本发明的保护范围的情况下对上面描述的安全罩进行改动和改进。

Claims (12)

1.一种容器(2)之类装置用的安全罩(1),它包含有:一个带有自由边缘(11)、外螺道(15)和环形外法兰(12)的灌注体(10);一个带有位于其内部的环形凸缘(19)、形成一带槽轮廓(24)的凸块(22)和凹部(23)、和环形折叠接片(21)的管体(17);和一个带有与灌注体(10)上的外螺道(15)相匹配的内螺道(29)的螺旋帽(26),该螺旋帽(26)通过一薄弱线(33)连接在管体(17)上,其特征在于,安全罩含有一个置于管体(17)与灌注体(10)之间的接头(35)。
2.根据权利要求1的安全罩(1),其特征在于,上述的接头(35)含有从凸缘(19)突出的齿(36)和从法兰(12)突出的齿(37)。
3.根据权利要求2的安全罩(1),其特征在于,从凸缘(19)突出的端面齿(36)数多于从法兰(12)突起的齿(37),并且端面齿(36)和齿(37)彼此径向对置。
4.根据权利要求3的安全罩(1),其特征在于,所述的从凸缘(19)突出的端面齿(36)的数目为40,而所述的从法兰(12)突起的齿(37)的数目为两个。
5.根据权利要求3或4的安全罩(1),其特征在于,上述的齿(36,37)具有等边三角形的齿形,并且齿顶倒圆。
6.根据权利要求5的安全罩(1),其特征在于,灌注体(10)上的外螺道(15)和螺旋帽(26)的内螺道(29)都有锯齿形的螺纹(16,30)。
7.根据权利要求6的安全罩(1),其特征在于,外螺道(15)和内螺道(29)都是多头螺道,而且,内螺道(29)的螺纹数目比外螺道(15)的多。
8.根据权利要求7的安全罩(1),其特征在于所述的内螺道(29)的螺纹数目比外螺道(15)的螺纹数目多一倍。
9.根据权利要求7或8的安全罩(1),其特征在于,它含有一个插在螺旋帽(26)与灌注体(10)之间的弹性机构(31)。
10.根据权利要求9的安全罩(1),其特征在于,上述的弹性机构(31)是多个从螺旋帽(26)突起并与螺旋帽(26)做成整体的小翼片(32)。
11.根据权利要求10的安全罩(1),其特征在于,在管体(17)上的带槽轮廓(24)的凸块(22)有轴向伸长段(25),该伸长段(25)具有一定的宽度值和带有一定长度的倒圆端,以便与容器(2)上的带槽外廓(9)的凹部(8)起动接合,当安全罩(1)轴向套配在容器(2)上时,接片(21)也与容器(2)接合。
12.根据权利要求11的安全罩(1),其特征在于,它有一个盖住螺旋帽(26)的帽罩(38),上述的帽罩(38)带有一个环形凹部(41),因此在帽罩(38)与螺旋帽(26)之间形成一间隙(42)。
CN94118332A 1993-11-03 1994-11-02 容器之类的安全罩 Expired - Fee Related CN1045935C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT93MI002327A IT1266657B1 (it) 1993-11-03 1993-11-03 Chiusura di garanzia per bottiglie e simili
IT002327A/93 1993-11-03

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CN1045935C true CN1045935C (zh) 1999-10-27

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EP (1) EP0650902B1 (zh)
KR (1) KR100341855B1 (zh)
CN (1) CN1045935C (zh)
AU (1) AU679558B2 (zh)
ES (1) ES2113051T3 (zh)
GR (1) GR3026113T3 (zh)
IT (1) IT1266657B1 (zh)
PL (1) PL175182B1 (zh)
RU (1) RU2129512C1 (zh)
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EA008470B1 (ru) * 2005-09-21 2007-06-29 Дмитрий Иванович ПАХОМОВ Укупорочный колпачок с индикацией вскрытия (варианты)
EA013382B1 (ru) * 2007-07-27 2010-04-30 Дмитрий Иванович ПАХОМОВ Крышка для бутылки
PL215918B1 (pl) 2010-05-04 2014-02-28 Kinga Klaudia Gluc Zamkniecie do butelek
FR2986782B1 (fr) * 2012-02-13 2014-03-07 Raymond A & Cie Dispositif de verrouillage de bouchon sur recipient a collerette, recipient a collerette obture par bouchon pourvu d'un tel dispositif de verrouillage
EP3093253A1 (en) * 2015-05-12 2016-11-16 Pieter Henderikus Langelaan Closure system for bottles comprising a stopper and a sealing element

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EP0502379A2 (en) * 1991-03-05 1992-09-09 GUALA S.p.A. A closure device for bottles, particularly intended for bottles containing quality drinks

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AU679558B2 (en) 1997-07-03
KR950013923A (ko) 1995-06-15
PL305683A1 (en) 1995-05-15
ES2113051T3 (es) 1998-04-16
GR3026113T3 (en) 1998-05-29
RU2129512C1 (ru) 1999-04-27
ITMI932327A0 (it) 1993-11-03
KR100341855B1 (ko) 2003-08-21
EP0650902B1 (en) 1997-12-29
PL175182B1 (pl) 1998-11-30
IT1266657B1 (it) 1997-01-09
UA37205C2 (uk) 2001-05-15
AU7571894A (en) 1995-05-18
RU94040161A (ru) 1996-09-27
EP0650902A1 (en) 1995-05-03
ITMI932327A1 (it) 1995-05-03
CN1107115A (zh) 1995-08-23

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