CN216187531U - 一种防补气孔进液的按压泵 - Google Patents
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- B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
- B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
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- B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
- B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
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- B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
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- B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
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Abstract
一种防补气孔进液的按压泵,包括螺牙、本体、锁盖、按头、主柱、副柱、活塞、弹簧和玻璃球,还包括防液密封件,防液密封件包括滑动套、环形座板和筒形密封圈;主柱穿过锁合腔的导向孔和防液密封件的滑动套,环形驱动台与滑动套的上端配合,滑动套与导向孔滑动配合,弹簧的上端伸入下弹簧腔内;筒形密封圈的下端与本体上的环形止位台配合;锁合状态,筒形密封圈覆盖补气孔;自然状态下,滑动套伸入锁合腔内、锁合腔的底板与环形座板贴合,活塞的上端与筒形密封圈的下端紧密配合,活塞覆盖补气孔。防液密封件的设置,锁合状态下,防液密封件覆盖补气孔,解锁后的自然状态下,活塞覆盖补气孔,而且补气畅通,防止液体污染弹簧。
Description
技术领域
本发明涉及按压泵。
背景技术
目前现有技术,一种按压泵,包括螺牙、本体、锁盖、按头、主柱、副柱、活塞、弹簧和玻璃球,本体包括设在上端的接口、法兰、补气孔和单向阀座,锁盖包括锁合腔、设在锁合腔底板上的导向孔和环形座,按头包括进液管和出液通道;接口穿过螺牙顶板的贯通孔,锁盖***本体内,接口***环形座的环形连接槽内;副柱与主柱的下端插接,活塞与副柱和主柱的下端配合。存在问题:瓶体倾斜时,瓶内的液体进入本体内。
发明内容
本发明的目的是:提供一种防补气孔进液的按压泵,它具有防止液体经补气孔进入本体的特点。
本发明是这样实现的:一种防补气孔进液的按压泵,包括螺牙、本体、锁盖、按头、主柱、副柱、活塞、弹簧和玻璃球,本体包括设在上端的接口、法兰、补气孔和单向阀座,锁盖包括锁合腔、设在锁合腔底板上的导向孔和环形座,按头包括进液管和出液通道;接口穿过螺牙顶板的贯通孔,锁盖***本体内,接口***环形座的环形连接槽内;副柱与主柱的下端插接,活塞与副柱和主柱的下端配合;其特殊之处在于:所述补气孔下部的本体上设有环形止位台;
所述主柱还包括套筒、将套筒和主柱连接的隔板和环形驱动台,隔板将套筒分为上连接腔和下弹簧腔;
还包括防液密封件,防液密封件包括滑动套、设在滑动套下端的环形座板和筒形密封圈,环形座板与筒形密封圈的中部连接,筒形密封圈的外周向面呈双曲线形;
弹簧设在锁合腔的底板上,主柱穿过锁合腔的导向孔和防液密封件的滑动套,环形驱动台与滑动套的上端配合,滑动套与导向孔滑动配合,弹簧的上端伸入下弹簧腔内;筒形密封圈的下端与本体上的环形止位台配合;锁合状态,筒形密封圈覆盖补气孔,筒形密封圈的下端与环形止位台配合;自然状态下,滑动套伸入锁合腔内、锁合腔的底板与环形座板贴合,活塞的上端与筒形密封圈的下端紧密配合,活塞覆盖补气孔。
所述的一种防补气孔进液的按压泵,其特殊之处在于:所述防液密封件的筒形密封圈的下端设有外接口,所述自然状态下,外接口***活塞上端内。
所述的一种防补气孔进液的按压泵,其特殊之处在于:所述锁盖的环形座上端设有环形插接槽;
还包括防尘套,防尘套包括体部和圆锥台形罩部,
体部***环形插接槽内,圆锥台形罩部与所述主柱滑动配合。
本发明一种防补气孔进液的按压泵,防液密封件的设置,锁合状态下,防液密封件覆盖补气孔,解锁后的自然状态下,活塞覆盖补气孔,而且补气畅通,防止液体污染弹簧。
附图说明
图1是本发明锁合状态的剖视图。
图2是本发明解锁后的自然状态下的剖视图。
图3是本发明的立体分解图之一。
图4是本发明的立体分解图之二。
图5是本发明本体的立体剖视图。
具体实施方式
下面结合附图对本发明作进一步描述。
如图1所示,一种防补气孔进液的按压泵,包括螺牙1、本体2、锁盖3、按头4、主柱5、副柱6、活塞7、弹簧8和玻璃球9,本体2包括设在上端的接口21、法兰22、补气孔23和单向阀座24,锁盖3包括锁合腔31、设在锁合腔底板上的导向孔32和环形座33,按头4包括进液管41和出液通道42;接口21穿过螺牙顶板的贯通孔,锁盖3的锁合腔31***本体2内,接口21***环形座33的环形连接槽331内;副柱6与主柱5的下端插接,活塞7与副柱6和主柱5的下端配合;玻璃球9设在单向阀座24上;
所述补气孔23下部的本体2上设有环形止位台25;
所述主柱5还包括套筒51、将套筒51和主柱连接的隔板52和环形驱动台53,隔板52将套筒分为上连接腔541和下弹簧腔542;
还包括防液密封件10,防液密封件10包括滑动套101、设在滑动套下端的环形座板102和筒形密封圈103,环形座板102与筒形密封圈103的中部连接,筒形密封圈103的外周向面呈双曲线形;
弹簧8设在锁合腔31的底板上,主柱5穿过锁合腔31的导向孔32和防液密封件10的滑动套101,环形驱动台53与滑动套101的上端配合,滑动套101与导向孔32滑动配合,弹簧8的上端伸入下弹簧腔542内;筒形密封圈103的下端与本体2上的环形止位台25配合;锁合状态,筒形密封圈102覆盖补气孔23,筒形密封圈103的下端与环形止位台25配合;自然状态下,滑动套101经导向孔32伸入锁合腔31内、锁合腔31的底板与环形座板102贴合,活塞7的上端与筒形密封圈103的下端紧密配合,活塞7覆盖补气孔23。按头4的进液管41***上连接腔541内。
作为本发明的进一步改进:所述防液密封件10的筒形密封圈103的下端设有外接口1031,所述自然状态下,外接口1301***活塞7上端内。锁合状态下,外接口1301上部的筒形密封圈103的下端与环形止位台25配合;
所述锁盖3的环形座33上端设有环形插接槽332;
还包括防尘套11,防尘套11包括体部11和圆锥台形罩部12,
体部11***环形插接槽332内,圆锥台形罩部12与所述主柱5滑动配合。
如图2所示的解锁后的自然状态,按压按头4,按头4、主柱5、副柱6和活塞7一起向下移动,活塞7向下移动,活塞7上部的本体4内产生负压,瓶体外部的空气经主柱5的套筒51和圆锥台形罩部12之间的间隙、锁合腔31、滑动套101和主柱5之间的间隙进入筒形密封圈103、经本体2、补气孔23进入瓶体内;活塞7移动一段距离后,在主柱5向下移动过程中,环形驱动台53驱动防液密封件10向下移动,直至防液密封件10与环形止位台25配合止位,防液密封件10覆盖补气孔23,即外接口1031上部的筒形密封圈103与环形止位台25配合止位;
按头4失去压力,在弹簧8的作用下,主柱5、副柱6和活塞7向上移动;然后活塞7驱动防液密封件10向上移动,至图2所示的状态。
以上所述的仅是本发明的优先实施方式。应当指出的是,对于本领域的普通技术人员来说,在不脱离本发明原理的情况下,还可以作出若干改进和变型,这也视为本发明的保护范围。
Claims (3)
1.一种防补气孔进液的按压泵,包括螺牙、本体、锁盖、按头、主柱、副柱、活塞、弹簧和玻璃球,本体包括设在上端的接口、法兰、补气孔和单向阀座,锁盖包括锁合腔、设在锁合腔底板上的导向孔和环形座,按头包括进液管和出液通道;接口穿过螺牙顶板的贯通孔,锁盖***本体内,接口***环形座的环形连接槽内;副柱与主柱的下端插接,活塞与副柱和主柱的下端配合;其特征在于:所述补气孔下部的本体上设有环形止位台;
所述主柱还包括套筒、将套筒和主柱连接的隔板和环形驱动台,隔板将套筒分为上连接腔和下弹簧腔;
还包括防液密封件,防液密封件包括滑动套、设在滑动套下端的环形座板和筒形密封圈,环形座板与筒形密封圈的中部连接,筒形密封圈的外周向面呈双曲线形;
弹簧设在锁合腔的底板上,主柱穿过锁合腔的导向孔和防液密封件的滑动套,环形驱动台与滑动套的上端配合,滑动套与导向孔滑动配合,弹簧的上端伸入下弹簧腔内;筒形密封圈的下端与本体上的环形止位台配合;锁合状态,筒形密封圈覆盖补气孔,筒形密封圈的下端与环形止位台配合;自然状态下,滑动套伸入锁合腔内、锁合腔的底板与环形座板贴合,活塞的上端与筒形密封圈的下端紧密配合,活塞覆盖补气孔。
2.根据权利要求1所述的一种防补气孔进液的按压泵,其特征在于:所述防液密封件的筒形密封圈的下端设有外接口,所述自然状态下,外接口***活塞上端内。
3.根据权利要求1所述的一种防补气孔进液的按压泵,其特征在于:所述锁盖的环形座上端设有环形插接槽;
还包括防尘套,防尘套包括体部和圆锥台形罩部,
体部***环形插接槽内,圆锥台形罩部与所述主柱滑动配合。
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