CN207715839U - 计量泵用多功能阀 - Google Patents

计量泵用多功能阀 Download PDF

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Publication number
CN207715839U
CN207715839U CN201820025510.8U CN201820025510U CN207715839U CN 207715839 U CN207715839 U CN 207715839U CN 201820025510 U CN201820025510 U CN 201820025510U CN 207715839 U CN207715839 U CN 207715839U
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Prior art keywords
valve
back pressure
pressure release
pressure
valve deck
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Expired - Fee Related
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CN201820025510.8U
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Inventor
杨德新
于洪伟
常驰
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PROMINENT FLUID CONTROLS (DALIAN) CO Ltd
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PROMINENT FLUID CONTROLS (DALIAN) CO Ltd
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Abstract

计量泵用多功能阀,阀体一侧安装背压阀盖,背压阀盖内部与阀体背压通道之间安装背压膜片,背压阀盖内安装背压弹簧,背压阀盖端部安装背压旋钮;阀体另一侧安装泄压阀盖,泄压阀盖内部与阀体泄压通道之间安装泄压膜片,泄压阀盖内安装泄压弹簧,泄压阀盖端部安装泄压旋钮。本实用新型的计量泵用多功能阀,安装在计量泵的出口管线,具有维持系统背压和过压保护的功能,并且当管线中的液体混有气泡时,可以通过调节旋钮进行手动排气,保证了计量泵的使用性能。

Description

计量泵用多功能阀
技术领域
本实用新型涉及阀门技术领域,尤其涉及计量泵用阀门。
背景技术
目前市场上销售使用的阀门很多,计量泵用出口管线阀门通常是是采用普通的管路阀门,在管路系统压力需要调节时,该阀门不能实现背压和过压保护,从而给计量泵的安全使用带来诸多问题。
发明内容
为了解决计量泵出口管路阀门存在的上述问题,本实用新型提供了一种计量泵用多功能阀。
本实用新型为实现上述目的所采用的技术方案是:计量泵用多功能阀,阀体3一侧安装背压阀盖2,背压阀盖2内部与阀体3背压通道之间安装背压膜片4,背压阀盖2内安装背压弹簧5,背压阀盖2端部安装背压旋钮1;阀体3另一侧安装泄压阀盖6,泄压阀盖6内部与阀体3泄压通道之间安装泄压膜片8,泄压阀盖6内安装泄压弹簧9,泄压阀盖6端部安装泄压旋钮7。
本实用新型的计量泵用多功能阀,安装在计量泵的出口管线,具有维持系统背压和过压保护的功能,并且当管线中的液体混有气泡时,可以通过调节旋钮进行手动排气,保证了计量泵的使用性能。
附图说明
图1是本实用新型背压部分剖视的计量泵用多功能阀结构图。
图2是本实用新型泄压部分剖视的计量泵用多功能阀结构图。
图中:1、背压旋钮,2、背压阀盖,3、阀体,4、背压膜片,5、背压弹簧,6、泄压阀盖,7、泄压旋钮,8、泄压膜片,9、泄压弹簧。
具体实施方式
本实用新型的计量泵用多功能阀结构如图1和图2所示,安装在计量泵的出口管线,阀体3一侧安装背压阀盖2,背压阀盖2内部与阀体3背压通道之间安装背压膜片4,背压阀盖2内安装背压弹簧5,背压阀盖2端部安装背压旋钮1;阀体3另一侧安装泄压阀盖6,泄压阀盖6内部与阀体3泄压通道之间安装泄压膜片8,泄压阀盖6内安装泄压弹簧9,泄压阀盖6端部安装泄压旋钮7。
本实用新型的多功能阀具有维持系统背压和过压保护的功能。计量泵正常工作时,通过背压弹簧5的压力来控制背压膜片4,达到预定的压力后,背压膜片4才能打开,维持系统的背压恒定。当管线内的压力超出预定值时,泄压膜片8自动打开进行泄压,避免系统压力过大。当管线中的液体混有气泡时,可以通过调节背压旋钮1或泄压旋钮7进行手动排气。

Claims (1)

1.计量泵用多功能阀,其特征在于:阀体(3)一侧安装背压阀盖(2),背压阀盖(2)内部与阀体(3)背压通道之间安装背压膜片(4),背压阀盖(2)内安装背压弹簧(5),背压阀盖(2)端部安装背压旋钮(1);阀体(3)另一侧安装泄压阀盖(6),泄压阀盖(6)内部与阀体(3)泄压通道之间安装泄压膜片(8),泄压阀盖(6)内安装泄压弹簧(9),泄压阀盖(6)端部安装泄压旋钮(7)。
CN201820025510.8U 2018-01-08 2018-01-08 计量泵用多功能阀 Expired - Fee Related CN207715839U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820025510.8U CN207715839U (zh) 2018-01-08 2018-01-08 计量泵用多功能阀

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820025510.8U CN207715839U (zh) 2018-01-08 2018-01-08 计量泵用多功能阀

Publications (1)

Publication Number Publication Date
CN207715839U true CN207715839U (zh) 2018-08-10

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CN201820025510.8U Expired - Fee Related CN207715839U (zh) 2018-01-08 2018-01-08 计量泵用多功能阀

Country Status (1)

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CN (1) CN207715839U (zh)

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