CN112014209A - 一种角位移阻尼器力学试验加载装置 - Google Patents

一种角位移阻尼器力学试验加载装置 Download PDF

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CN112014209A
CN112014209A CN202010785243.6A CN202010785243A CN112014209A CN 112014209 A CN112014209 A CN 112014209A CN 202010785243 A CN202010785243 A CN 202010785243A CN 112014209 A CN112014209 A CN 112014209A
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angular displacement
cross beam
positioning plate
displacement rubber
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谭岱云
杨魁
马明
张誉严
蒋龙飞
张玲
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APPLIED TECHNOLOGY RESEARCH INSTITUTE OF YUNNAN COAL CHEMICAL INDUSTRY
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    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/08Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
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    • G01N2203/0069Fatigue, creep, strain-stress relations or elastic constants
    • G01N2203/0075Strain-stress relations or elastic constants
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02Details not specific for a particular testing method
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Abstract

本发明提供一种角位移橡胶阻尼器力学加载试验装置,包括与拉力机相连的上、下横梁,其特征在于在上、下横梁之间对称铰接有固定角位移橡胶阻尼器的定位件,该定位件由上、下两块定位板相互铰接成直角,且上定位板的上端通过上连接板与上横梁相铰接,下定位板的下端通过下连接板与下横梁相铰接。可方便地将被测的两个角位移橡胶阻尼器固定在本试验装置对称设置的定位件上,通过上、下横梁与拉力机连接后,即可通过拉力机施加的纵向拉力,测得在对应拉力下,被测的角位移橡胶阻尼器发生的角度变形量,得出角位移橡胶阻尼器的抗震性能,拆装方便、检测精度高。

Description

一种角位移阻尼器力学试验加载装置
技术领域
本发明涉及一种力学试验加载装置,尤其是一种对角位移橡胶阻尼器进行力学加载试验的装置,属于拉力试验技术领域。
技术背景
木材是人类建筑史上应用时间最长的建筑材料之一,已有数千年的应用历史。在我国木材资源较为丰富的村、镇地区,如云南、四川、贵州、江西等地,目前还有相当数量的传统木结构民居及古建筑,这些建筑由于大都是按当地传统建造,没经过正规设计,结构简单、造价低廉,缺乏建筑抗震方面的处理,抗震设防较差,而根据我国近50年来地震发生的统计结果表明,在我国小城镇或农村,当发生地震时,这类木结构或砖木结构的房屋遭受的破坏率远远大于城市,造成广大村、镇地区地震时有大量的人员伤亡和财产损失,因此,对地震多发的云南、四川等地的木结构建筑结构进行加固、改造,是一项必不可少的工作。木结构或砖木结构的建筑常采用榫卯结合,将梁、柱之间的连接,当地震发生时,结合点不仅要承受水平力,还要承受拉力和扭力,很容易导致房屋局部破坏或全部塌落。因此在木结构建筑连接处加固角位移橡胶阻尼器,是提高木结构抗震性能最经济、简便的方法,可大大减小地震危害程度。此木结构连接处加固的角位移橡胶阻尼器是90度角的扇形结构,由两块扇形钢板和一片橡胶或者三块钢板和二片橡胶热硫化粘合而成(如图2),安装时将阻尼器两块钢板分别与梁、柱相连。受到地震作用时,木框架发生位移,使两块钢板之间相对运动,从而使钢板之间的弹性材料发生剪切变形,达到减震耗能的目的。由于角位移橡胶阻尼器为90度角的扇形结构,在常规的力学检测试验机上无法进行产品力学加载试验,为此需要对现有技术加以改进。
发明内容
本发明的目的在于提供一种对角位移橡胶阻尼器进行力学加载试验的装置,通过该装置与现有拉力机配合后,即可模拟其在地震时的受力状态,并检测出受力加载时的抗震性能。
本发明通过下列技术方案完成:一种角位移橡胶阻尼器力学加载试验装置,包括与拉力机相连上、下横梁,其特征在于在上、下横梁之间对称铰接有固定角位移橡胶阻尼器的定位件,以便将被测的两个角位移橡胶阻尼器固定在对称设置的定位件上,通过上、下横梁与拉力机连接后,即可通过拉力机施加的纵向拉力,测得在对应拉力下,被测的角位移橡胶阻尼器发生的角度变形量,进而检测出角位移橡胶阻尼器的抗震性能。
所述定位件由上、下两块定位板相互铰接成直角,且上定位板的上端通过上连接板与上横梁相铰接,下定位板的下端通过下连接板与下横梁相铰接。
所述上定位板的上端中部设有多个螺纹孔,螺纹孔中设有螺栓及螺母,通过螺栓及螺母与上连接板相螺接,同样,所述下定位板的下端中部设有多个螺纹孔,螺纹孔中设有螺栓及螺母,通过螺栓及螺母与下连接板相螺接。
所述上、下两块定位板一侧或二侧间隔设有多个螺纹孔,螺纹孔中设有螺栓及螺母,通过螺栓及螺母将角位移橡胶阻尼器螺接在上、下两块定位板之间。
所述上连接板设为拐角架,该拐角架的水平端设有凹槽、拐角端设有向外伸出的凸舌,凹槽的两侧壁设有轴孔,轴孔内设有与上横梁相铰接的销轴,凸舌上设有多个螺孔,螺孔内设有与上定位板中部相螺接的螺栓及螺母。
所述下连接板设为拐角架,该拐角架的水平端设有凹槽、拐角端设有向外伸出的凸舌,凹槽的两侧壁设有轴孔,轴孔内设有与下横梁相铰接的销轴,凸舌上设有多个螺孔,螺孔内设有与下定位板中部相螺接的螺栓及螺母。
所述上、下横梁上分别设有连接柱,连接柱上设有与拉力机相配接的水平通孔,通孔中设有螺栓和螺母,或者销钉,以便与拉力机进行螺接或销钉连接,进而方便检测。
本发明具有下列优点和效果:采用上述方案,可方便地将被测的两个角位移橡胶阻尼器固定在本试验装置对称设置的定位件上,通过上、下横梁与拉力机连接后,即可通过拉力机施加的纵向拉力,测得在对应拉力下,被测的角位移橡胶阻尼器发生的角度变形量,进而检测出角位移橡胶阻尼器的抗震性能,具有结构简单、拆装方便、检测可靠、测量精度高、作用方便等优点,为角位移橡胶阻尼器的力学加载试验提供可靠技术支持。
附图说明
图1为本发明结构示意图;
图2为角位移橡胶阻尼器结构图。
具体实施方式
下面结合附图对本发明做进一步描述。
本发明提供的角位移橡胶阻尼器力学加载试验装置,包括与拉力机相连的上、下横梁1、11,在上、下横梁1、11之间对称铰接有固定角位移橡胶阻尼器A的定位件;所述定位件由上、下两块定位板3、31相互铰接成直角,且上定位板3的上端通过上连接板2与上横梁1相铰接,下定位板31的下端通过下连接板21与下横梁11相铰接;所述上定位板3的上端中部设有多个螺孔,螺孔中设有螺栓及螺母,通过螺栓及螺母与上连接板2相螺接,同样,所述下定位板31的下端中部设有多个螺孔,螺孔中设有螺栓及螺母,通过螺栓及螺母与下连接板21相螺接;所述上连接板2设为拐角架,该拐角架的水平端设有凹槽22、拐角端设有向外伸出的凸舌23,凹槽22的两侧壁设有轴孔,轴孔内设有与上横梁1相铰接的销轴14,凸舌23上设有多个螺孔,螺孔内设有与上定位板3中部相螺接的螺栓及螺母;所述下连接板21设为拐角架,该拐角架的水平端设有凹槽22、拐角端设有向外伸出的凸舌23,凹槽22的两侧壁设有轴孔,轴孔内设有与下横梁11相铰接的销轴14,凸舌23上设有多个螺孔,螺孔内设有与下定位板31中部相螺接的螺栓及螺母;所述上、下两块定位板3、31二侧间隔设有多个螺孔,螺孔中设有螺栓及螺母,用于将被测的角位移橡胶阻尼器A螺接在上、下两块定位板3、31之间;所述上、下横梁1、11上分别设有连接柱12,连接柱12上设有与拉力机相配接的水平通孔13,水平通孔13中设有螺栓和螺母,或者销钉,以便与拉力机进行螺接或销钉连接,进而方便检测;所述铰接均通过销轴进行连接。
角位移橡胶阻尼器A为常规产品,其包括两块扇形钢板A1和A2,设置在扇形钢板A1两直角边的连接板A11、A12和设置在扇形钢板A2侧边的连接板A21,以及设置在两块扇形钢板A1和A2之间的橡胶A3。
检测时,将被测的两个角位移橡胶阻尼器A通过螺栓及螺母固定在对称设置的定位件3、31上,再通过上、下横梁1、11上的连接柱12及螺栓螺母或销钉与拉力机相连接后,即可通过拉力机施加的纵向拉力,测得在对应拉力下,被测的角位移橡胶阻尼器发生的角度变形量,进而检测出角位移橡胶阻尼器的抗震性能。

Claims (6)

1.一种角位移橡胶阻尼器力学加载试验装置,包括与拉力机相连的上、下横梁,其特征在于在上、下横梁之间对称铰接有固定角位移橡胶阻尼器的定位件,该定位件由上、下两块定位板相互铰接成直角,且上定位板的上端通过上连接板与上横梁相铰接,下定位板的下端通过下连接板与下横梁相铰接。
2.根据权利要求1所述的角位移橡胶阻尼器力学加载试验装置,其特征在于所述上定位板的上端中部设有多个螺纹孔,螺纹孔中设有螺栓及螺母,通过螺栓及螺母与上连接板相螺接,同样所述下定位板的下端中部设有多个螺纹孔,螺纹孔中设有螺栓及螺母,通过螺栓及螺母与下连接板相螺接。
3.根据权利要求1所述的角位移橡胶阻尼器力学加载试验装置,其特征在于所述上、下两块定位板一侧或二侧间隔设有多个螺纹孔,螺纹孔中设有螺栓及螺母,通过螺栓及螺母将角位移橡胶阻尼器螺接在上、下两块定位板之间。
4.根据权利要求1所述的角位移橡胶阻尼器力学加载试验装置,其特征在于所述上连接板设为拐角架,该拐角架的水平端设有凹槽、拐角端设有向外伸出的凸舌,凹槽的两侧壁设有轴孔,轴孔内设有与上横梁相铰接的销轴,凸舌上设有多个螺孔,螺孔内设有与上定位板中部相螺接的螺栓及螺母。
5.根据权利要求1所述的角位移橡胶阻尼器力学加载试验装置,其特征在于所述下连接板设为拐角架,该拐角架的水平端设有凹槽、拐角端设有向外伸出的凸舌,凹槽的两侧壁设有轴孔,轴孔内设有与下横梁相铰接的销轴,凸舌上设有多个螺孔,螺孔内设有与下定位板中部相螺接的螺栓及螺母。
6.根据权利要求1所述的角位移橡胶阻尼器力学加载试验装置,其特征在于所述上、下横梁上分别设有连接柱,连接柱上设有与拉力机相配接的水平通孔,通孔中设有螺栓和螺母,或者销钉,以便与拉力机进行螺接或销钉连接,进而方便检测。
CN202010785243.6A 2020-08-06 2020-08-06 一种角位移阻尼器力学试验加载装置 Pending CN112014209A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114112654A (zh) * 2021-09-28 2022-03-01 江苏开放大学(江苏城市职业学院) 一种角位移阻尼器耗能性能检测装置及检测方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114112654A (zh) * 2021-09-28 2022-03-01 江苏开放大学(江苏城市职业学院) 一种角位移阻尼器耗能性能检测装置及检测方法

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