CN2373611Y - 一种螺母 - Google Patents

一种螺母 Download PDF

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Publication number
CN2373611Y
CN2373611Y CN 99209388 CN99209388U CN2373611Y CN 2373611 Y CN2373611 Y CN 2373611Y CN 99209388 CN99209388 CN 99209388 CN 99209388 U CN99209388 U CN 99209388U CN 2373611 Y CN2373611 Y CN 2373611Y
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China
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nut
coupled
cylindrical body
utility
screw rod
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Expired - Lifetime
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CN 99209388
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English (en)
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彭李
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CISDI Engineering Co Ltd
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CHONGQING IRON STEEL DESIGN
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Abstract

本实用新型属于工程部件技术领域,公开了一种螺母,在螺母的端部增加一空心的圆柱体,圆柱体与螺母连接成一整体,圆柱体外径小于螺母的外径,圆柱体内径大于或等于螺母的内径。本实用新型适用于生产流水线上产品的快速装拆,且螺母与螺杆拧在一起,螺母不易丢失。

Description

一种螺母
本实用新型属于工程部件技术领域,尤其涉及一种螺母。
现有的螺纹联结,均是将带有螺钉头的螺杆穿过被联结件上的孔后,螺母从螺杆的杆端旋入,从而将被联结件固定;若将被联结件拆卸,就需将螺母从螺杆的杆端旋出。其存在不足是:螺母旋入(或旋出)时间较长,旋出的螺母易丢失。
本实用新型的目的在于提供一种快速装拆被联结件、不易丢失的螺母。
本实用新型的目的以如下方式实现:在螺母的端部增加一空心的圆柱体,圆柱体与螺母连接成一整体,圆柱体外径小于螺母的外径,圆柱体内径大于或等于螺母的内径。与该螺母相对应,在被联结件的联结孔处,还径向加工一个与螺杆直径相同或略大,但又小于上述圆柱体外径的槽,该槽与被联结件的外沿相通。安装时,将带有螺钉头的螺杆穿过被联结件上的孔后,带有圆柱体的螺母从螺杆的杆端旋入,从而将被联结件固定;若将被联结件拆卸,只需将螺母从螺杆的杆端旋出一部分,即只需旋到螺母上的圆柱体端面露出被联结件,被联结件就能从径向的槽取出,而螺母还留在螺杆上。
本实用新型的效果:由于被联结件的外沿有槽与联结孔相通,被联结件能快速从该槽插入或拆除,带圆柱体的螺母、螺杆旋在一起,螺母不易丢失,适用于生产流水线上产品快装或拆卸。
下面结合附图对本实用新型的实施例做进一步说明。
图1现有的螺杆示意图
图2现有的垫片示意图
图3本实用新型的被联结体
图4本实用新型的结构示意图
图中,件1为螺杆,件2为垫片,件3为被联结件,件4为带空心圆柱体的螺母
如图4所示,一种螺母4,在螺母的端部增加一空心的圆柱体,圆柱体与螺母连接成一整体,圆柱体外径小于螺母的外径,圆柱体内径大于或等于螺母的内径。与该螺母相对应,在被联结件3上钻有直径等于或略大于螺母圆柱体的联结孔,在联结孔处还径向加工一个与螺杆1直径相同或略大,但又小于螺母圆柱体外径的槽,该槽与被联结件3的外沿相通。安装时,螺杆1穿过垫片2,当被联结件的3径向放入安装轴线后,带空心圆柱体的螺母4旋入,螺母4的空心圆柱体进入被联结件的3的联结孔后,被联结件的3就无法径向移动,只要螺母4的空心圆柱体高度小于被联结件的3的厚度,拧紧螺母4后,被联结件的3就无法轴向移动。若旋松螺母4,当螺母4上的空心圆柱体端面露出被联结件的3的端面,被联结件的3就可拆下了,而螺母4还留在螺杆1上。

Claims (1)

  1. 一种螺母,其特征在于在螺母的端部增加一空心的圆柱体,圆柱体与螺母连接成一整体,圆柱体外径小于螺母的外径,圆柱体内径大于或等于螺母的内径。
CN 99209388 1999-04-30 1999-04-30 一种螺母 Expired - Lifetime CN2373611Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 99209388 CN2373611Y (zh) 1999-04-30 1999-04-30 一种螺母

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 99209388 CN2373611Y (zh) 1999-04-30 1999-04-30 一种螺母

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CN2373611Y true CN2373611Y (zh) 2000-04-12

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CN 99209388 Expired - Lifetime CN2373611Y (zh) 1999-04-30 1999-04-30 一种螺母

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CN (1) CN2373611Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105090207A (zh) * 2015-09-02 2015-11-25 无锡市东赫金属制品有限公司 一种可固定螺帽的螺栓

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105090207A (zh) * 2015-09-02 2015-11-25 无锡市东赫金属制品有限公司 一种可固定螺帽的螺栓

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Owner name: ZHONGYE SAIDI ENGINEERING TECHNOLOGY CO., LTD.

Free format text: FORMER OWNER: CHONGQING IRON + STEEL DESIGN + RESEARCH INST.

Effective date: 20030919

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Patentee after: Zhongye Saide Engineering Technology Co., Ltd.

Patentee before: Iron and Steed Design Inst., Chongqing City

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