CN208847267U - 一种带外置式温度压力传感器补偿结构的膜式燃气表 - Google Patents

一种带外置式温度压力传感器补偿结构的膜式燃气表 Download PDF

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CN208847267U
CN208847267U CN201821112572.9U CN201821112572U CN208847267U CN 208847267 U CN208847267 U CN 208847267U CN 201821112572 U CN201821112572 U CN 201821112572U CN 208847267 U CN208847267 U CN 208847267U
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temperature
pressure transmitter
riveting nut
base table
pressure
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关红君
程波
张凯
黄晓明
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Hangyu Star Iot Technology Liaoning Co ltd
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Liaoning Hangyu Star Wulian Instrument Technology Co Ltd
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Abstract

本实用新型提供一种带外置式温度压力传感器补偿结构的膜式燃气表,包括基表、温度压力传感器支架、温度压力传感器座、温度压力传感器压板、温度压力传感器、铆接螺母;铆接螺母铆接固定在基表的外壳上,铆接螺母顶部与基表的外壳外侧中间夹持固定有温度压力传感器支架,温度压力传感器座上带有外螺纹,与铆接螺母的内螺纹旋紧固定,温度压力传感器压板通过上下一组螺钉固定在温度压力传感器支架上。本实用新型的优势在于设计合理、生产安装方便、易操作,实用性强,可安装在燃气表的任意位置,方便普通基表的升级配套;采用高精度的温度压力传感器从而可以更合理的提高温度压力补偿燃气表的计量精度。

Description

一种带外置式温度压力传感器补偿结构的膜式燃气表
技术领域
本实用新型涉及计量仪表技术领域,特别是加装温度压力传感器的膜式燃气表。
背景技术
民用计量的膜式燃气表进行温度压力补偿修正的概念日渐被市场广泛接受。如何在普通基表基础上加装温度、压力传感器,进行温度压力补偿改造,各个燃气表生产厂家,各种装配结构层出不穷。
随着传感器的技术革新,更精确更方便操作的结构不断更新。
实用新型内容
本实用新型的目的是提供一种带外置式温度压力传感器补偿结构的膜式燃气表,可以更合理的提高带有温度压力补偿功能的膜式燃气表计量精度。
采用的技术方案是:
一种带外置式温度压力传感器补偿结构的膜式燃气表,包括基表、铆接螺母密封圈、温度压力传感器支架、温度压力传感器座、温度压力传感器密封圈、温度压力传感器压板、温度压力传感器、螺钉、O形圈、铆接螺母;
所述的铆接螺母铆接固定在基表的外壳上,铆接螺母底部朝向基表内部,铆接螺母顶部朝向基表的外壳外侧;
铆接螺母可铆接在基表的外壳的任意合适位置;
铆接螺母底部压缩变形侧与基表的外壳内侧中间放置铆接螺母密封圈,用于密封固定;
铆接螺母顶部与基表的外壳外侧中间夹持固定有温度压力传感器支架;
温度压力传感器座上带有外螺纹,与铆接螺母的内螺纹旋紧固定,螺纹连接的末端间隙处放置有O形圈,进行密封;
温度压力传感器与温度压力传感器座之间放置有温度压力传感器密封圈,通过端面压紧密封;
温度压力传感器可同时测量温度和压力,温度压力传感器将测量值传递给积算线路板,方便积算线路板将计量的工况体积换算成标况体积;
温度压力传感器压板通过上下一组螺钉固定在温度压力传感器支架上,将温度压力传感器压紧固在温度压力传感器座上;
温度压力传感器附着有绝缘背板,绝缘背板设置于温度压力传感器压板和温度压力传感器之间,起到缓冲绝缘的目的,防止温度压力传感器直接接触温度压力传感器压板。
其优点在于:
温度压力传感器安装固定于基表的外壳外部,方便检测更换;简易的安装结构,方便生产装配;采用铆接结构方便普通基表的升级改造配套,方便将普通基表升级成带有温度压力补偿功能的膜式燃气表,亦可以升级成安保表,及时检测燃气表内部的运行压力,及时报警;本结构应用灵活,可以在燃气表的任意位置安装;
本实用新型设计合理安装方便,实用性强。
附图说明
图1是本实用新型的结构示意图。
具体实施方式
为使本实用新型实施例的目的、技术方案和优点更加清楚,下面结合附图对本实用新型实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例是本实用新型一部分实施例,而不是全部的实施例。基于本实用新型中的实施例,本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例,都属于本实用新型保护的范围。
实施例:
一种带外置式温度压力传感器补偿结构的膜式燃气表,包括基表、铆接螺母密封圈1、温度压力传感器支架2、温度压力传感器座3、温度压力传感器密封圈4、温度压力传感器压板5、温度压力传感器6、螺钉7、O形圈8、铆接螺母9;
所述的铆接螺母9铆接固定在基表的外壳上,铆接螺母9底部朝向基表内部,铆接螺母9顶部朝向基表的外壳外侧;
铆接螺母9可铆接在基表的外壳的任意合适位置;
铆接螺母9底部压缩变形侧与基表的外壳内侧中间放置铆接螺母密封圈1,用于密封固定;
铆接螺母9顶部与基表的外壳外侧中间夹持固定有温度压力传感器支架2;
温度压力传感器座3上带有外螺纹,与铆接螺母9的内螺纹旋紧固定,螺纹连接的末端间隙处放置有O形圈8,进行密封;
温度压力传感器6与温度压力传感器座3之间放置有温度压力传感器密封圈4,通过端面压紧密封;
温度压力传感器6可同时测量温度和压力,温度压力传感器6将测量值传递给积算线路板,方便积算线路板将计量的工况体积换算成标况体积;
温度压力传感器压板5通过上下一组螺钉7(两个)固定在温度压力传感器支架2上,将温度压力传感器压6紧固在温度压力传感器座3上;
温度压力传感器6附着有绝缘背板,绝缘背板设置于温度压力传感器压板5和温度压力传感器6之间,起到缓冲绝缘的目的,防止温度压力传感器6直接接触温度压力传感器压板5。
以上对本实用新型及其实施方式进行了描述,这种描述没有限制性,附图中所示的也只是本实用新型的实施方式之一,实际的结构并不局限于此。总而言之,如果本领域的普通技术人员受其启示,在不脱离本实用新型的创造宗旨的情况下,不经创造者的允许设计出与该技术方案相似的结构方案与实施例,均应属于本实用新型的保护范围。

Claims (1)

1.一种带外置式温度压力传感器补偿结构的膜式燃气表,包括基表、铆接螺母密封圈、温度压力传感器支架、温度压力传感器座、温度压力传感器密封圈、温度压力传感器压板、温度压力传感器、螺钉、O形圈、铆接螺母;
其特征在于:
所述的铆接螺母铆接固定在基表的外壳上,铆接螺母底部朝向基表内部,铆接螺母顶部朝向基表的外壳外侧;
铆接螺母底部压缩变形侧与基表的外壳内侧中间放置铆接螺母密封圈;
铆接螺母顶部与基表的外壳外侧中间夹持固定有温度压力传感器支架;
温度压力传感器座上带有外螺纹,与铆接螺母的内螺纹旋紧固定,螺纹连接的末端间隙处放置有O形圈;
温度压力传感器与温度压力传感器座之间放置有温度压力传感器密封圈;
温度压力传感器压板通过上下一组螺钉固定在温度压力传感器支架上,将温度压力传感器压紧固在温度压力传感器座上;
温度压力传感器附着有绝缘背板,绝缘背板设置于温度压力传感器压板和温度压力传感器之间。
CN201821112572.9U 2018-07-13 2018-07-13 一种带外置式温度压力传感器补偿结构的膜式燃气表 Active CN208847267U (zh)

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