CN202072454U - 土质试样盒盒盖开启器 - Google Patents

土质试样盒盒盖开启器 Download PDF

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CN202072454U
CN202072454U CN2011201438299U CN201120143829U CN202072454U CN 202072454 U CN202072454 U CN 202072454U CN 2011201438299 U CN2011201438299 U CN 2011201438299U CN 201120143829 U CN201120143829 U CN 201120143829U CN 202072454 U CN202072454 U CN 202072454U
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王金秋
郝永生
邧德发
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China Railway Design Corp
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Third Railway Survey and Design Institute Group Corp
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Abstract

本实用新型是土质试样盒盒盖开启器,长杆前端设有支撑于土质试样盒盒盖的支撑杆,支撑杆与长杆具有交角,支撑杆后部的长杆设有垂直于长杆的角状撬杆,支撑杆与角状撬杆的纵轴线在同一平面,角状撬杆与支撑杆的距离大于盒盖的半径、小于盒盖的直径,角状撬杆的撬头与土质试样盒盒盖的底沿相接合并具有与土质试样盒筒体表面形状相吻合的内凹弧面。本开启器长杆前端的支撑杆支撑于土质试样盒盒盖表面,并以其为支点,长杆设置的角状撬杆与盒盖的底沿相接合,此时向上搬动长杆即可使角状撬杆接触的盒盖一侧朝开启方向移动直至盒盖脱离筒体。本开启器具有结构简单、从土质试样盒的筒体取下盒盖比较省力的突出优点。

Description

土质试样盒盒盖开启器
技术领域
本实用新型属于手动工具,特别是一种土质试样盒盒盖开启器。 
背景技术
土质试样在进行土工物理力学试验前都保存在钢制筒状容器中,该筒状容器称为试样盒,试样盒由筒体和扣装在筒体两端的盒盖组成,为了保持土质试样的原有状况,筒体和试样盒盖都采用紧配合的扣装形式。由于土质试样容器的筒体和试样盒盖紧配合扣装,因此从筒体取下试样盒盖比较困难。 
现有技术中,取下试样盒盒盖的通常做法是用重器沿试样盒盖底沿反复敲打,这种开启方式不仅费力,也容易使土质试样受到扰动,也有可能使盒盖变形而不能再次使用。 
发明内容
本实用新型是为了解决从土质试样盒取下盒盖比较困难的技术问题而提出一种土质试样盒盒盖开启器。 
本实用新型为实现上述目的采取以下技术方案:一长杆,其前端设有支撑于土质试样盒盒盖的支撑杆,支撑杆与长杆具有交角,交角范围为90°-120°,支撑杆后部的长杆设有垂直于长杆的角状撬杆,支撑杆与角状撬杆的纵轴线在同一平面,所述角状撬杆与支撑杆的距离大于盒盖的半径、小于盒盖的直径,所述角状撬杆的撬头与盒盖的底沿相接合并具有与土质试样盒筒体表面形状相吻合的内凹弧面。 
本实用新型还可以采取以下技术措施: 
所述角状撬杆的高度等于支撑杆端部至长杆表面垂线的高度与土质试样盒盒盖厚度之和。 
本实用新型的有益效果和优点在于:本开启器长杆前端的支撑杆支撑于土质试样盒盒盖,并以其为支点,长杆设置的角状撬杆与盒盖的底沿相接合,此时向上搬动长杆即可使角状撬杆接触的盒盖一侧朝开启方向移动直至盒盖脱离筒体。本开启器具有结构简单、从土质试样盒的筒体取下盒盖比较省力的突出优点。 
附图说明
附图1是实施例结构示意图。 
附图2是图1的A-A向视图。 
附图3是图1实施例使用状态示意图。 
图中标号:1长杆,1-1支撑杆,1-2手柄,2角状撬杆,2-1撬头,2-2内凹弧面,3盒盖,4筒体。 
具体实施方式
下面结合实施例及其附图进一步说明本实用新型。 
如图1、2、3所示实施例,长杆1前端设有支撑于土质试样盒盒盖3的支撑杆1-1,支撑杆1-1与长杆1具有交角,交角范围可以在90°-120°范围内选择,本实施例的交角为110°。支撑杆1-1后部的长杆1设有垂直于长杆的角状撬杆2,支撑杆与角状撬杆的纵轴线在同一平面,角状撬杆与支撑杆的距离大于盒盖3的半径、小于盒盖3的直径。角状撬杆2的撬头2-1与土质试样盒盒盖的底沿相接合并具有与土质试样盒筒体4表面形状相吻合的内凹弧面2-2。另外,角状撬杆与支撑杆的高度配合决定长杆1的使用状态时的角度,角状撬杆2的最佳高度应等于支撑杆端部至长杆表面垂线的高度与土质试样盒的盒盖厚度之和。 
如图3所示,向上搬动长杆1即可使角状撬杆接触的盒盖一侧朝开启方向移动直至盒盖脱离筒体。实施例的长杆1后端套装有手柄1-2。 

Claims (2)

1.一种土质试样盒盒盖开启器,其特征在于:一长杆,其前端设有支撑于土质试样盒盒盖的支撑杆,支撑杆与长杆具有交角,交角范围为90°-120°,支撑杆后部的长杆设有垂直于长杆的角状撬杆,支撑杆与角状撬杆的纵轴线在同一平面,所述角状撬杆与支撑杆的距离大于盒盖的半径、小于盒盖的直径,所述角状撬杆的撬头与盒盖的底沿相接合并具有与土质试样盒筒体表面形状相吻合的内凹弧面。
2.根据权利要求1所述的开启器,其特征在于:所述角状撬杆的高度等于支撑杆端部至长杆表面垂线的高度与土质试样盒盒盖厚度之和。 
CN2011201438299U 2011-05-09 2011-05-09 土质试样盒盒盖开启器 Expired - Lifetime CN202072454U (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110883733A (zh) * 2019-12-06 2020-03-17 华能澜沧江水电股份有限公司 一种用于防水密封外壳的开盖工具及其使用方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110883733A (zh) * 2019-12-06 2020-03-17 华能澜沧江水电股份有限公司 一种用于防水密封外壳的开盖工具及其使用方法

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