CN2852633Y - 牙盘 - Google Patents

牙盘 Download PDF

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Publication number
CN2852633Y
CN2852633Y CN 200520088701 CN200520088701U CN2852633Y CN 2852633 Y CN2852633 Y CN 2852633Y CN 200520088701 CN200520088701 CN 200520088701 CN 200520088701 U CN200520088701 U CN 200520088701U CN 2852633 Y CN2852633 Y CN 2852633Y
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China
Prior art keywords
chain wheel
utility
thread form
model
barb
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Expired - Fee Related
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CN 200520088701
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English (en)
Inventor
王伟均
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Individual
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Individual
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Priority to CN 200520088701 priority Critical patent/CN2852633Y/zh
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Publication of CN2852633Y publication Critical patent/CN2852633Y/zh
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Abstract

一种排种器的牙盘(又称挡圈),能够省去压盖和铆合,在装上排种轮后简便灵活地推进安装,适用较广。

Description

牙盘
所属技术领域:本实用新型涉及农用机械,尤其是播种机排种器,排种盒中的牙盘(又称挡圈)。
背景技术:目前,公知的牙盘在实际应用时用压盖铆合,有的不能在排种轮后,按装受到局限,如活窝排种轮端部封闭,就无法在按装排种轮后按装牙盘。
实用新型的目的:本实用新型的目的是提供一种牙盘,减去压盖和铆合,能简便灵活的按装使用,挡住种子不外漏。
技术方案:本实用新型的目的是这样实现的,一种牙盘,圆环形内圆有牙形状结构,其特征是:牙形弹性成凹槽。牙盘中牙的结构有弹性倒钩、按装时顺排种轮往排种盒中推进、倒钩压下,倒钩进入排种盒中弹起,倒钩形成凹槽,随排种轮转动,实现牙盘挡住种子的作用。
有益效果:由于采用上述方案,节省压盖、节省铆合,并且拆装方便灵活,尤其是先装排种轮后上牙盘,适应性广。
图案说明:下面结合附图和实施例对本实用新型进一步说明。
图1是本实用新型主视图。
图2是本实用新型左视图。
图3是牙盘中牙剖面构造图。
图4是牙盘中牙主视图。
图5是牙盘中牙俯视图。
图中1、牙盘  2、牙  3、倒钩
实现实用新型最好方式:在图中,牙盘(1)使用按装时由牙(2)的倒钩(3)在前往排种盒方向推进,倒钩弹起,按装完闭。

Claims (4)

1、一种牙盘,圆环形内圆有牙形状结构,其特征是:牙形弹性成凹槽。
2、根据权利要求1所述牙盘,其特征是:使用时靠倒钩装配。
3、根据权利要求1所述牙盘,其特征是:牙形弹性凹槽对称分布。
4、根据权利要求1所述牙盘,其特征是:牙形弹性凹槽均匀分布。
CN 200520088701 2005-10-28 2005-10-28 牙盘 Expired - Fee Related CN2852633Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200520088701 CN2852633Y (zh) 2005-10-28 2005-10-28 牙盘

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200520088701 CN2852633Y (zh) 2005-10-28 2005-10-28 牙盘

Publications (1)

Publication Number Publication Date
CN2852633Y true CN2852633Y (zh) 2007-01-03

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ID=37579255

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200520088701 Expired - Fee Related CN2852633Y (zh) 2005-10-28 2005-10-28 牙盘

Country Status (1)

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CN (1) CN2852633Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102301854A (zh) * 2011-07-27 2012-01-04 王伟均 护罩

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102301854A (zh) * 2011-07-27 2012-01-04 王伟均 护罩

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C19 Lapse of patent right due to non-payment of the annual fee
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