CN202560228U - 掘进机的工字键连接结构 - Google Patents

掘进机的工字键连接结构 Download PDF

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Publication number
CN202560228U
CN202560228U CN2012202265183U CN201220226518U CN202560228U CN 202560228 U CN202560228 U CN 202560228U CN 2012202265183 U CN2012202265183 U CN 2012202265183U CN 201220226518 U CN201220226518 U CN 201220226518U CN 202560228 U CN202560228 U CN 202560228U
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key
shovel plate
main
pit
tunneling machine
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栾喜庆
苑海龙
王苏
杜宗金
田远巍
潘文昭
王傲岩
王勇
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Jiamusi Coal Mining Machinery Co Ltd
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Jiamusi Coal Mining Machinery Co Ltd
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Abstract

本实用新型涉及一种掘进机的工字键连接结构,它由:主铲板、工字键、固定螺栓、侧铲板、侧铲板键窝、主铲板键窝构成。主铲板上设有主铲板键窝,侧铲板上设有侧铲板键窝,工字键通过固定螺栓镶嵌在主铲板键窝和侧铲板键窝内。该产品结构简单,设计合理,它采用工字键与键窝之间的紧密配合,使工字键承担主侧铲板分离的拉力,避免了主侧铲板连接螺栓长时间承受大的载荷,导致连接螺栓被拉断和松动,降低了掘进机的故障率,工字键更换方便,提高了工作效率。

Description

掘进机的工字键连接结构
技术领域:本实用新型涉及一种掘进机的工字键连接结构。
背景技术:目前,在众多掘进机型号中,掘进机的主铲板和侧铲板连接主要靠螺栓与销子连接,由于机器本身震动,地质条件恶劣,野蛮操作等原因,导致主侧铲板松动或连接螺栓拉断或剪断,造成一定的机械故障,影响了掘进机的工作效率。
发明内容:本实用新型的目的在于克服上述缺点,提供一种掘进机的工字键连接结构,它主要解决了掘进机主铲板和侧铲板主要靠螺栓与销子连接,由于机器本身震动,地质条件恶劣,野蛮操作等原因,导致主侧铲板连接螺栓出现松弛拉断或剪断等问题。本实用新型的目的是这样实现的,掘进机的工字键连接结构由:主铲板、工字键、固定螺栓、侧铲板、侧铲板键窝、主铲板键窝构成。主铲板上设有主铲板键窝,侧铲板上设有侧铲板键窝,工字键通过固定螺栓镶嵌在主铲板键窝和侧铲板键窝内。该产品结构简单,设计合理,它采用工字键与键窝之间的紧密配合,使工字键承担主侧铲板分离的拉力,避免了主侧铲板连接螺栓长时间承受大的载荷,导致连接螺栓被拉断和松动,降低了掘进机的故障率,工字键更换方便,提高了工作效率。
附图说明:
附图1是本实用新型掘进机的工字键连接结构示意图。
附图2是本实用新型掘进机的工字键连接结构的主铲板和侧铲板上的键窝示意图。
1-主铲板      2-工字键    3-固定螺栓    4-侧铲板
5-侧铲板键窝  6-主铲板键窝
具体实施方式:下面结合附图详细说明本实用新型的最佳实施例,掘进机的工字键连接结构由:主铲板1、工字键2、固定螺栓3、侧铲板4、侧铲板键窝5、主铲板键窝6构成。主铲板1上设有主铲板键窝6,侧铲板4上设有侧铲板键窝5,工字键2通过固定螺栓3镶嵌在主铲板键窝6和侧铲板键窝5内。

Claims (1)

1.一种掘进机的工字键连接结构,它由:主铲板(1)、工字键(2)、固定螺栓(3)、侧铲板(4)、侧铲板键窝(5)、主铲板键窝(6)构成,其特征在于:主铲板(1)上设有主铲板键窝(6),侧铲板(4)上设有侧铲板键窝(5),工字键(2)通过固定螺栓(3)镶嵌在主铲板键窝(6)和侧铲板键窝(5)内。
CN2012202265183U 2012-05-21 2012-05-21 掘进机的工字键连接结构 Expired - Fee Related CN202560228U (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104389598A (zh) * 2014-11-27 2015-03-04 贵州盘江矿山机械有限公司 掘进机本体和铲板连接装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104389598A (zh) * 2014-11-27 2015-03-04 贵州盘江矿山机械有限公司 掘进机本体和铲板连接装置
CN104389598B (zh) * 2014-11-27 2017-03-22 贵州盘江矿山机械有限公司 掘进机本体和铲板连接装置

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Granted publication date: 20121128

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