CN201292225Y - 履带起重机用的a型架 - Google Patents

履带起重机用的a型架 Download PDF

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Publication number
CN201292225Y
CN201292225Y CN 200820155930 CN200820155930U CN201292225Y CN 201292225 Y CN201292225 Y CN 201292225Y CN 200820155930 CN200820155930 CN 200820155930 CN 200820155930 U CN200820155930 U CN 200820155930U CN 201292225 Y CN201292225 Y CN 201292225Y
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crawler crane
tie
type frame
platform
arm
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Expired - Fee Related
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CN 200820155930
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蔡淳
崔铁军
袁锦浩
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Zhejiang Sany Equipment Co Ltd
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Shanghai Sany Technology Co Ltd
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Abstract

本实用新型公开一种履带起重机用A型架,设置于履带起重机平台,包括后拉板和前撑臂,后拉板与前撑臂由铰链连接,后拉板与前撑臂均与履带起重机平台呈钝角连接。本实用新型由于A型架的后拉板与平台呈钝角设置而使得配重可以方便的悬挂在A型架上。

Description

履带起重机用的A型架
技术领域
本实用新型涉及履带起重机,尤其涉及履带起重机用的A形架。
背景技术
目前,履带起重机的A型架设置于履带起重机的平台,包括前撑臂和后拉板。前撑臂与后拉板通过铰链相互连接,前撑臂与履带起重机平台呈钝角连接,后拉板与履带起重机平台呈直角连接。由于后拉板与履带起重机平台呈直角连接,配重在A型架下没有移动空间,该种A型架只能供固定配重使用,悬挂配重不方便,同时使得履带起重机的吊载能力受限。
发明内容
本实用新型的主要目的是针对背景技术存在的缺陷提供一种履带起重机用A型架,该A型架方便悬挂配重。
为达到上述目的,所采用的技术方案是:
一种履带起重机用的A型架,设置于履带起重机平台,包括后拉板和前撑臂,前撑臂与履带起重机平台呈钝角设置,后拉板与履带起重机平台呈钝角连接。
作为该A型架的进一步改进,所述后拉板相对于铰链的一端连接有一连接板,连接板为双拉板结构。
所述后拉板中部有连杆。
所述前撑臂上固定有浮动滑轮组和变幅卷扬。
本实用新型具有显著的效益:
1、由于A型架的后拉板与平台呈钝角设置而使得配重可以悬挂在履带起重机平台延长线的上方,以方便悬挂配重,并且可以在履带起重机平台与A型架之间移动,改善配重对吊载的作用力矩,且后拉板的延长线通过铰链,改善A型架的受力。
2、由于所述后拉板相对于铰链的一端连接有连接板,且连接板为双拉板结构可以使得该拉板与履带起重机平台表面的条板配合以方便A形架安装于履带起重机平台。
3、所述后拉板中部连接有连杆,可以加强A型架受压时的刚度。
4、前撑臂上固定有变幅卷扬和变幅滑轮使得变幅卷扬和变幅滑轮可以与A形架一起运输。
附图说明
图1是具有A形架的结构示意图。
具体实施方式
下而结合附图进一步说明本实用新型的结构特征。
请参阅图1,履带起重机用的A型架,包括后拉板1和前撑臂2。后拉板1与前撑臂2通过铰链3连接,后拉板1相对于铰链3的一端连接有一连接板11,该连接板11为双拉板结构。所述后拉板1中部有连杆,该连杆连接在后拉板1之间。当该A型架与履带起重机装配时,后拉板1的连接板11与履带起重机平台上的条板41配合并由销轴与条板41锁紧连接,而将后拉极1连接于履带起重机平台4。履带起重机的变幅卷扬5和浮动滑轮组6设置在前撑臂2上,使得变幅卷扬5与浮动滑轮组6可随A型架一起拆装,方便运输。

Claims (4)

1、一种履带起重机用的A型架,设置于履带起重机平台,包括后拉板和前撑臂,前撑臂与履带起重机平台呈钝角设置,其特征在于后拉板与履带起重机平台呈钝角连接。
2、根据权利要求1所述的履带起重机用的A型架,其特征在于所述后拉板相对于铰链的一端连接有一连接板,连接板为双拉板结构。
3、根据权利要求1所述的履带起重机用的A型架,其特征在于所述后拉板中部设置有连杆。
4、根据权利要求1所述的履带起重机用的A型架,其特征在于所述前撑臂上固定有浮动滑轮组和变幅卷扬。
CN 200820155930 2008-11-25 2008-11-25 履带起重机用的a型架 Expired - Fee Related CN201292225Y (zh)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102267667A (zh) * 2010-06-04 2011-12-07 上海三一科技有限公司 一种起重机a型架折叠拉板装置
CN102556860A (zh) * 2012-03-19 2012-07-11 昆山三一机械有限公司 一种a型架总成及包括该总成的起重机
RU2477253C1 (ru) * 2011-10-07 2013-03-10 Дамир Баратевич Магафуров Подвижный противовес подъемно-транспортных средств

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102267667A (zh) * 2010-06-04 2011-12-07 上海三一科技有限公司 一种起重机a型架折叠拉板装置
RU2477253C1 (ru) * 2011-10-07 2013-03-10 Дамир Баратевич Магафуров Подвижный противовес подъемно-транспортных средств
CN102556860A (zh) * 2012-03-19 2012-07-11 昆山三一机械有限公司 一种a型架总成及包括该总成的起重机

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