CN2181587Y - 装饰性内丝膨胀螺栓 - Google Patents

装饰性内丝膨胀螺栓 Download PDF

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Publication number
CN2181587Y
CN2181587Y CN 93247627 CN93247627U CN2181587Y CN 2181587 Y CN2181587 Y CN 2181587Y CN 93247627 CN93247627 CN 93247627 CN 93247627 U CN93247627 U CN 93247627U CN 2181587 Y CN2181587 Y CN 2181587Y
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ornamental
internal thread
interior bar
nut
silk head
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CN 93247627
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王胜华
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Abstract

本实用新型是一种装饰性内丝膨胀螺栓,它包括 内杆、膨胀管、螺帽,膨胀管套在内杆上,内杆是由丝 头和螺杆构成的螺栓,螺帽是圆台形螺帽,圆台形螺 帽以细端为进端拧在内杆的螺杆端部。本实用新型 安装使用后比较美观,装饰性较好。

Description

本实用新型涉及一种建筑、装修用紧固件,特别是一种装饰性内丝膨胀螺栓。
目前使用的膨胀螺栓由三部分组成:内杆、螺帽及膨胀管、内杆的一头为较粗的锥形头,另一端有螺纹,膨胀管套在内杆上,然后上螺帽。使用时先在墙壁上打孔,然后将粗头插入,套上膨胀管拧螺帽。
这种膨胀螺栓紧固到墙上后,丝杆外露,不美观。
本实用新型的目的是提供一种安装时丝头外露、比较美观的装饰性内丝膨胀螺栓。
本实用新型按以下方案实现:
设计一种装饰性内丝膨胀螺栓,它包括内杆、膨胀管和螺帽,膨胀管套在内杆上,上述螺帽是圆台形螺帽,内杆是由丝头和螺杆构成的螺栓,圆台形螺帽以细端为近端拧在内杆的螺杆的端部。
本实用新型与现有技术相比具有使用后比较美观、装饰性比较好等特点。
图1是本实用新型一个实施例示意图;
图2是本实用新型另一个实施例示意图。
实施例1:
如图1所示,本例由内杆(3)、螺帽(1)和膨胀管(2)构成,内杆由丝头(4)和螺杆构成,两者构成一螺栓,丝头(4)是正六角丝头,螺帽(1)为圆台形螺帽,它的进端为细端,拧在螺杆端部,使用时,将螺帽(1)端插入孔内,拧动丝头(4),膨胀管膨胀后达到紧固目的。
实施例2:
如图2所示,本例的丝头(5)是球冠形直缝丝头,其余部分与实施例1相同。

Claims (3)

1、一种装饰性内丝膨胀螺栓,包括内杆(3)、膨胀管(2)、螺帽(1),膨胀管套在内杆上,其特征在于上述螺帽(1)是圆台形螺帽,内杆是由丝头(4)和螺杆构成的螺栓,圆台形螺帽以细端为进端拧在内杆(3)的螺杆端部。
2、根据权利要求1所述的装饰性内丝膨胀螺栓,其特征在于上述内杆(3)的丝头是正六角形丝头。
3、根据权利要求1所述的装饰性内丝膨胀螺栓,其特征在于上述内杆(3)的丝头是球冠形直缝丝头。
CN 93247627 1993-12-14 1993-12-14 装饰性内丝膨胀螺栓 Expired - Fee Related CN2181587Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 93247627 CN2181587Y (zh) 1993-12-14 1993-12-14 装饰性内丝膨胀螺栓

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 93247627 CN2181587Y (zh) 1993-12-14 1993-12-14 装饰性内丝膨胀螺栓

Publications (1)

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CN2181587Y true CN2181587Y (zh) 1994-11-02

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CN 93247627 Expired - Fee Related CN2181587Y (zh) 1993-12-14 1993-12-14 装饰性内丝膨胀螺栓

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CN (1) CN2181587Y (zh)

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