CN105757096A - 一种防松螺母 - Google Patents

一种防松螺母 Download PDF

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Publication number
CN105757096A
CN105757096A CN201610196942.0A CN201610196942A CN105757096A CN 105757096 A CN105757096 A CN 105757096A CN 201610196942 A CN201610196942 A CN 201610196942A CN 105757096 A CN105757096 A CN 105757096A
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China
Prior art keywords
nut body
nut
boss
ring groove
hole
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Pending
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CN201610196942.0A
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English (en)
Inventor
施学义
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Nantong Kangdaxin Electronics Co Ltd
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Nantong Kangdaxin Electronics Co Ltd
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Priority to CN201610196942.0A priority Critical patent/CN105757096A/zh
Publication of CN105757096A publication Critical patent/CN105757096A/zh
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B37/00Nuts or like thread-engaging members
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B39/00Locking of screws, bolts or nuts
    • F16B39/02Locking of screws, bolts or nuts in which the locking takes place after screwing down
    • F16B39/04Locking of screws, bolts or nuts in which the locking takes place after screwing down with a member penetrating the screw-threaded surface of at least one part, e.g. a pin, a wedge, cotter-pin, screw
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B43/00Washers or equivalent devices; Other devices for supporting bolt-heads or nuts
    • F16B43/001Washers or equivalent devices; Other devices for supporting bolt-heads or nuts for sealing or insulation

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Regulating Braking Force (AREA)

Abstract

本发明公开了一种防松螺母,包括圆形的螺母本体,螺母本体顶部设有一外周面呈正六边形的凸台,凸台和螺母本体的中心沿轴向开设有相互连通的螺纹通孔,凸台的侧面设有销孔,螺母本体的底部靠近其边缘处设有外环槽,外环槽与螺纹通孔之间设有内环槽,内环槽与外环槽内均设有环形密封圈。本发明的螺母结构简单合理,采用小规格的扳手即可旋紧,操作使用方便,且设置的销孔能有效避免松动、脱落情况的发生,在有效降低操作劳动强度的同时能确保设备的稳定、持续运行。

Description

一种防松螺母
技术领域
本发明涉及一种螺母,具体涉及一种防松螺母。
背景技术
螺栓螺母作为惯用的可拆式紧固零部件,广泛用于各领域机械设备、动力、机械构件上。但在强烈震动或不规则强力波动环境中,经常发生螺母松动、脱落的现象,频频导致机械事故甚至严重的安全事故。
发明内容
本发明所要解决的技术问题是提供一种结构简单合理,使用方便,且不易松脱的防松螺母。
为解决上述技术问题,本发明采用的技术方案是:
一种防松螺母,包括圆形的螺母本体,螺母本体顶部设有一外周面呈正六边形的凸台,凸台和螺母本体的中心沿轴向开设有相互连通的螺纹通孔,凸台的侧面设有销孔,螺母本体的底部靠近其边缘处设有外环槽,外环槽与螺纹通孔之间设有内环槽,内环槽与外环槽内均设有环形密封圈。
所述螺母本体的侧面间隔设有多个防滑片。
所述防滑片为圆形或椭圆形。
所述环形密封圈的截面径大于外环槽或内环槽的深度。
所述销孔为1-3个。
与现有技术相比,本发明的优点是:本发明的螺母结构简单合理,采用小规格的扳手即可旋紧,操作使用方便,且设置的销孔能有效避免松动、脱落情况的发生,在有效降低操作劳动强度的同时能确保设备的稳定、持续运行。
附图说明
下面结合附图和具体实施方式对本发明作进一步详细描述。
图1是本发明的结构示意图;
图2是本发明的俯视结构示意图;
图3是本发明的仰视结构示意图。
其中,1、螺母本体,2、凸台,3、销孔,4、防滑片,5、外环槽,6、内环槽,7、螺纹通孔,8、环形密封圈。
具体实施方式:
如图1至图3所示,一种防松螺母,包括圆形的螺母本体1,螺母本体1顶部设有一外周面呈正六边形的凸台2,凸台2和螺母本体1的中心沿轴向开设有相互连通的螺纹通孔7,凸台2的侧面设有1-3个销孔3,螺母本体1的底部靠近其边缘处设有外环槽5,外环槽5与螺纹通孔7之间设有内环槽6,内环槽6与外环槽5内均设有环形密封圈8。
使用本发明的螺母时,扳手夹持在凸台2的外侧旋套在螺钉上,螺母本体1的尺寸可根据安装孔做相应调整而不影响扳手的使用,螺母固定后,在销孔3内插入定位销,防止螺母发生松动、脱落的情况,确保设备的稳定、持续运行。由于环形密封圈8的截面径大于外环槽5或内环槽6的深度,从而能有效确保螺母本体1的底面与工件之间的密封性,减少了垫片的使用,也简化了操作。此外,还可螺母本体1的侧面间隔设置多个圆形或椭圆形防滑片4,当凸台2的尺寸较小时,可先通过手动的方式旋套在螺钉上,再用扳手进行操作,降低操作难度。

Claims (5)

1.一种防松螺母,其特征在于:包括圆形的螺母本体,所述螺母本体顶部设有一外周面呈正六边形的凸台,所述凸台和螺母本体的中心沿轴向开设有相互连通的螺纹通孔,所述凸台的侧面设有销孔,所述螺母本体的底部靠近其边缘处设有外环槽,所述外环槽与螺纹通孔之间设有内环槽,所述内环槽与外环槽内均设有环形密封圈。
2.根据权利要求1所述的防松螺母,其特征在于:所述螺母本体的侧面间隔设有多个防滑片。
3.根据权利要求2所述的防松螺母,其特征在于:所述防滑片为圆形或椭圆形。
4.根据权利要求1所述的防松螺母,其特征在于:所述环形密封圈的截面径大于外环槽或内环槽的深度。
5.根据权利要求1所述的防松螺母,其特征在于:所述销孔为1-3个。
CN201610196942.0A 2016-03-31 2016-03-31 一种防松螺母 Pending CN105757096A (zh)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107255113A (zh) * 2017-08-04 2017-10-17 海盐联众紧固件有限公司 一种汽车用改良型防松螺母
CN108506317A (zh) * 2018-06-27 2018-09-07 浙江洪扬汽车零部件有限公司 一种防松压铆螺母
CN109538605A (zh) * 2017-09-21 2019-03-29 孙愉后 紧固件

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103982520A (zh) * 2014-05-05 2014-08-13 苏州智绿环保科技有限公司 一种防水螺母
CN203822809U (zh) * 2014-03-26 2014-09-10 九牧厨卫股份有限公司 一种结构改进的螺母
JP2015180840A (ja) * 2011-12-22 2015-10-15 株式会社ヤマザキアクティブ 締結部材
CN204878254U (zh) * 2015-08-05 2015-12-16 王传坤 一种防松六角凸缘螺母
CN204921302U (zh) * 2015-08-24 2015-12-30 洛阳三隆安装检修有限公司 一种往复式压缩机曲轴箱拉杆螺栓用密封螺帽
CN105402236A (zh) * 2015-11-30 2016-03-16 浙江万盾制冷配件有限公司 一种连接螺母

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015180840A (ja) * 2011-12-22 2015-10-15 株式会社ヤマザキアクティブ 締結部材
CN203822809U (zh) * 2014-03-26 2014-09-10 九牧厨卫股份有限公司 一种结构改进的螺母
CN103982520A (zh) * 2014-05-05 2014-08-13 苏州智绿环保科技有限公司 一种防水螺母
CN204878254U (zh) * 2015-08-05 2015-12-16 王传坤 一种防松六角凸缘螺母
CN204921302U (zh) * 2015-08-24 2015-12-30 洛阳三隆安装检修有限公司 一种往复式压缩机曲轴箱拉杆螺栓用密封螺帽
CN105402236A (zh) * 2015-11-30 2016-03-16 浙江万盾制冷配件有限公司 一种连接螺母

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107255113A (zh) * 2017-08-04 2017-10-17 海盐联众紧固件有限公司 一种汽车用改良型防松螺母
CN109538605A (zh) * 2017-09-21 2019-03-29 孙愉后 紧固件
CN109538605B (zh) * 2017-09-21 2023-08-29 孙愉后 紧固件
CN108506317A (zh) * 2018-06-27 2018-09-07 浙江洪扬汽车零部件有限公司 一种防松压铆螺母

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Application publication date: 20160713