CN201802912U - 一种水力切换阀结构 - Google Patents

一种水力切换阀结构 Download PDF

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CN201802912U
CN201802912U CN2010201477566U CN201020147756U CN201802912U CN 201802912 U CN201802912 U CN 201802912U CN 2010201477566 U CN2010201477566 U CN 2010201477566U CN 201020147756 U CN201020147756 U CN 201020147756U CN 201802912 U CN201802912 U CN 201802912U
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water
valve body
valve
valve rod
elastic component
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彭金兴
孙志艺
方海星
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Zhou Huasong
Xiamen Solex High Tech Industries Co Ltd
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Xiamen Yijie Sanitary Ware Co Ltd
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Abstract

本实用新型为一种水力切换阀结构,包括有阀体、阀杆及弹性件;所述阀体,密封设于一水流通道内,并阀体形成与该水流通道的一进水口及两出水口相连通的过水腔;所述阀杆结合弹性件活动设于该过水腔内,并该阀杆上形成一具有较大端面面积的端部以及一端面面积较该端部小的止水端,该阀杆在水压的作用下可相对阀体左右移动以控制出水水路的开闭,达到自动切换水路的目的,并且阀体结构简单,内置于水道内,无需设置切换手柄,使产品外形更为整齐美观。

Description

一种水力切换阀结构 
技术领域
本实用新型涉及卫浴产品的领域,具体是指一种卫浴产品水路切换的水力切换阀结构。 
背景技术
常见的淋浴器都有两种出水方式,一个是固定式顶喷出水,另一个是手持式淋浴花洒出水,该两种出水需通过切换阀才能相互转换,目前该切换阀多采用旋转式和提拉式切换阀进行控制,此类切换阀的切换过程都需使用者通过手动操作切换阀的手柄才能实现,操作时若手上粘有肥皂泡或沐浴液,则操作切换阀时容易打滑,操控不便;另一方面该切换阀是设置在水流通路上,受水压的影响较大,水压大则操作切换比较费力且切换噪声大,并且在水压太小时会存在低压切换失效的问题。 
实用新型内容
为克服上述的不足,本实用新型提供一种结构简单的水力切换阀结构,利用水压差的原理达成自动切换水路的功效。
为实现上述目的,本实用新型采用的技术方案是:一种水力切换阀结构,包括有阀体、阀杆及弹性件;所述阀体,密封设于一水流通道内,并且该阀体内形成一与该水流通道的一进水口及两出水口相连通的过水腔;所述阀杆结合弹性件活动设于该过水腔内,并且该阀杆上形成一具有较大端面的端部以及一端面较该端部小的止水端,该阀杆在水压的作用下可相对阀体左右移动并带动该止水端控制出水水路的开闭。 
所述弹性件的两端分别顶抵作用于上述阀杆的端部与阀体过水腔的内壁上。 
采用上述方案,本实用新型利用水压差的原理,使阀杆在水压的作用下相对阀体左右移动以控制水路的开闭,达到自动切换水路的目的,并且阀体整体结构简洁,可内置于水道内,无需设置切换手柄,使产品外形更为整齐美观。 
附图说明
图1为本实用新型的结构示意图; 
图2为本实用新型实施示意图,显示为初始出水状态; 
图3为本实用新型实施示意图,显示为切换出水状态。 
具体实施方式
如图1、2、3所示,为本实用新型一种水力切换阀结构1,密封设于一水流通道2内,该水流通道2上具有一连接水源的进水口21及两出水口22、23。 
所述水力切换阀结构1包括有阀体11、阀杆12及弹性件13,所述阀体11,密封设于上述水流通道2内,并阀体11形成与该水流通道2的进水口21及两出水口22、23相连通的过水腔111; 
所述阀杆12结合弹性件13活动设于该阀体11的过水腔111内,该阀杆12上形成一具有较大端面的端部121,相对的在阀杆12的另一端则形成一端面较121小的止水端122,该止水端122结合密封圈14可对应配合一连通该过水腔111与出水口23的过孔112;所述弹性件13的两端分别顶抵作用于阀杆12的端部121与阀体过水腔111的内壁上,该阀杆12在水压的作用下可相对阀体11左右移动,并作动令止水端122开闭过孔112以控制出水口23的水路。 
本实用新型水力切换阀结构的工作原理是:初始的出水模式是令出水口22处于关闭状,出水口23为常开,配合图2所示,此时,水源由水流通道2的进水口21进入阀体11的过水腔111内,由于出水口22关闭,使阀杆12的端部121的端面内外两侧受力平衡,而阀杆12止水端122因出水口23内外压差的影响,其受水面B在水压的作用下打开过孔112,带动阀杆12压缩弹性件13(如图2中箭号所指)向右即出水口23的一侧移动,导通过水腔111至出水口23的水路,使水从出水口23流出,而出水口22不出水; 
切换出水时,只需将出水口22打开,如图3所示,此时由于出 水口22打开使阀杆12端部121内外产生水压差,使端部121受水面A受力,并且由于端部121受水面A的面积较止水端122的受水面B的面积大,因此作用于受水面A的压力比作用在受水面B的压力大,使得阀杆12在水压及弹性件13的作用下(如图3中箭号所指)向左即出水口22的一侧移动,同时令阀杆12的止水端122封闭过水腔111的过孔112,关闭过水腔111至出水口23的水路,使水只从出水口22流出,而出水口23不出水,从而实现水路的切换。 
上述可见,本实用新型的水力切换阀结构设置在水流通道内,是利用水压差的原理,使阀杆12在水压的作用下相对阀体1左右移动以控制水路的开闭,达到自动切换水路的目的,并且本实用新型阀体结构简洁,可内置于水道内,无需设置切换手柄,使产品外形更为整齐美观。 

Claims (2)

1.一种水力切换阀结构,其特征在于:包括有阀体、阀杆及弹性件;所述阀体,密封设于一水流通道内,并且该阀体内形成一与该水流通道的一进水口及两出水口相连通的过水腔;所述阀杆结合弹性件活动设于该过水腔内,并且该阀杆上形成一具有较大端面的端部以及一端面较该端部小的止水端,该阀杆在水压的作用下可相对阀体左右移动并带动该止水端控制出水水路的开闭。
2.如权利要求1所述的一种水力切换阀结构,其特征在于:所述弹性件的两端分别顶抵作用于上述阀杆的端部与阀体过水腔的内壁上。 
CN2010201477566U 2010-03-26 2010-03-26 一种水力切换阀结构 Expired - Fee Related CN201802912U (zh)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105202248A (zh) * 2015-09-10 2015-12-30 路达(厦门)工业有限公司 一种感应淋浴水路切换系统
CN107314125A (zh) * 2017-07-14 2017-11-03 浙江华益精密机械股份有限公司 一种台阶式三通切换阀
CN112050463A (zh) * 2020-08-28 2020-12-08 中船九江锅炉有限公司 一种直流盘管式高压热水锅炉

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105202248A (zh) * 2015-09-10 2015-12-30 路达(厦门)工业有限公司 一种感应淋浴水路切换系统
CN107314125A (zh) * 2017-07-14 2017-11-03 浙江华益精密机械股份有限公司 一种台阶式三通切换阀
CN107314125B (zh) * 2017-07-14 2023-12-22 浙江华益精密机械有限公司 一种台阶式三通切换阀
CN112050463A (zh) * 2020-08-28 2020-12-08 中船九江锅炉有限公司 一种直流盘管式高压热水锅炉
CN112050463B (zh) * 2020-08-28 2021-09-10 中船九江锅炉有限公司 一种直流盘管式高压热水锅炉

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