CN102128198A - 混凝土和砖石螺旋锚固装置 - Google Patents

混凝土和砖石螺旋锚固装置 Download PDF

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CN102128198A
CN102128198A CN2011100254004A CN201110025400A CN102128198A CN 102128198 A CN102128198 A CN 102128198A CN 2011100254004 A CN2011100254004 A CN 2011100254004A CN 201110025400 A CN201110025400 A CN 201110025400A CN 102128198 A CN102128198 A CN 102128198A
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fixing apparatus
screw
anchor fixing
angle
screw anchor
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CN102128198B (zh
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雅各布·奥尔森
保罗·戈德龙
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Black and Decker Inc
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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
    • F16B25/00Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • 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
    • F16B25/00Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/001Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed
    • F16B25/0026Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed the material being a hard non-organic material, e.g. stone, concrete or drywall
    • 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
    • F16B25/00Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0042Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by the geometry of the thread, the thread being a ridge wrapped around the shaft of the 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
    • F16B25/00Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0042Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw
    • F16B25/0047Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw the ridge being characterised by its cross-section in the plane of the shaft axis

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Joining Of Building Structures In Genera (AREA)

Abstract

一种螺旋锚固装置,包括:具有头端的本体,所述本体经过中间部分延伸到尖端,所述中间部分限定所述螺旋锚固装置的轴线;以及沿所述中间部分延伸的多个螺纹。所述多个螺纹中的每个螺纹包括头部侧表面和尖部侧表面,所述头部侧表面相对于与螺旋锚固装置的轴线垂直的轴线成第一角度,所述尖部侧表面相对于与螺旋锚固装置的轴线垂直的所述轴线成第二角度。所述第一角度在大约30°与大约40°之间,并且所述第二角度在大约15°与大约25°之间。

Description

混凝土和砖石螺旋锚固装置
技术领域
本文公开的主题涉及机械锚固装置领域,并且更具体地涉及用于将物体或结构附连于混凝土基料的螺旋锚固装置。
背景技术
具有各种各样尺寸和螺纹牙形的用于将物体固定到诸如混凝土、砖、石块等基材的机械紧固件。常规的螺旋锚固装置包括对称的和非对称的螺纹牙形。对称的螺纹牙形包括具有由与下倾斜面相同的上倾斜面限定的尖锐齿顶的螺纹形状。非对称螺纹牙形包括具有由与下倾斜面不同的上倾斜面限定的尖锐齿顶的螺纹形状。一个这种类型的非对称螺纹牙形是锯齿螺纹。在锯齿螺纹中,承压螺纹面垂直于螺旋锚固装置的轴线。锯齿螺纹使紧固件能够承受在一个方向上的非常高的轴向推力。然而,当锯齿螺纹使用在诸如混凝土、砖、石块的具有相对较低的抗拉强度性质的基质中时,锯齿螺纹的有效性较低。
发明内容
根据示例性实施方式,螺旋锚固装置包括:具有头端的本体,所述本体经过中间部分延伸到尖端,所述中间部分限定所述螺旋锚固装置的轴线;以及沿所述中间部分延伸的多个螺纹。所述多个螺纹中的每个螺纹包括头部侧表面和尖部侧表面,所述头部侧表面相对于与螺旋锚固装置的轴线垂直的轴线成第一角度,所述尖部侧表面相对于与螺旋锚固装置的轴线垂直的所述轴线成第二角度。所述第一角度在大约30°与大约40°之间,并且所述第二角度在大约15°与大约25°之间。
根据另一示例性实施方式,形成螺旋锚固装置的方法包括:形成具有头端的螺旋本体,所述螺旋本体经过中间部分延伸到尖端,所述中间部分限定所述螺旋锚固装置的轴线;沿所述中间部分形成多个螺纹。所述多个螺纹中的每个螺纹包括头部侧表面和尖部侧表面。该方法还包括将所述头部侧表面形成为相对于与所述螺旋锚固装置的轴线垂直的轴线成介于大约30°与大约40°之间的第一角度;以及将所述尖部侧表面形成为相对于与所述螺旋锚固装置的轴线垂直的轴线成介于大约15°与大约25°之间的第二角度。
附图说明
以下说明不应被视为以任何方式进行限定。参照附图,其中,相同的附图标号在各个视图中表示相对应的部件,其中:
图1是嵌入混凝土基质的、根据示例性实施方式的包括螺纹牙形的螺旋锚固装置的侧视图;以及
图2是图1的螺旋锚固装置的横截面侧视图,其示出了根据示例性实施方式的螺纹牙形。
具体实施方式
在此参照附图通过示例而非限定的方式给出对所公开的器具和方法的下述实施方式的详细说明。
参考图1,根据示例性实施方式构造的螺旋锚固装置总体上以2表示。螺旋锚固装置2包括具有头端6的本体4,该本体4经过中间部分8延伸到尖端7。根据一方面,螺旋锚固装置2由表面硬化的低碳钢形成。例如,螺旋锚固装置2由介于大约ANSI(美国国家标准学会)1016钢与大约ANSI 1030钢之间的低碳钢形成。根据另一方面,螺旋锚固装置2由不锈钢形成。在所示的实施方式中,中间部分8限定了螺旋锚固装置2的纵轴线9。同样在所示的实施方式中,螺旋锚固装置2包括设置在头端6的六边形头部10。虽然示出头部10被构造成接收十字起子头(Phillips bit)(未示出),但应了解的是,头部10可以被形成为各种各样的构造,如开槽的构造、内部六边形、星形等。螺旋锚固装置2用来将物体或结构附连于基材。在图1中所示的示例性构造中,螺旋锚固装置2被拧入形成在混凝土基材14中的孔13中以保持板15。当然应该了解,螺旋锚固装置2可以用于范围广泛的应用中,包括将物体固定到混凝土、砖、石块以及其它砖石基质。
为了确保螺旋锚固装置2和混凝土基材14之间的强制接合,本体4包括沿中间部分8延伸的多个螺纹20。根据示例性实施方式的一方面,多个螺纹20一直延伸直到尖端7。通过使多个螺纹20一直延伸到尖端7,螺旋锚固装置2不仅与混凝土基材14相接合,还容易穿透除此之外的诸如木料和/或铝的任何基质,例如盖板、壁骨等。所述多个螺纹20中的每个螺纹包括头部侧表面22和尖部侧表面23。如图2中最佳示出的,头部侧表面22相对于垂直于纵轴线9延伸的正交轴线30成α角。相反地,尖部侧表面23相对于正交轴线30成β角。根据示例性实施方式,α角在大约30°与大约40°之间,而β角在大约15°与大约25°之间。根据示例性实施方式的一方面,α角大约为35°。根据示例性实施方式的另一方面,β角大约为20°。根据示例性实施方式的又一方面,α角比β角大大约10°。
通过这种布置,α角和β角的构造在多个螺纹20与混凝土基材14之间产生了的楔形部。楔形部利用混凝土基材14的抗压强度性质确保多个螺纹20与混凝土基材14之间更坚固地接合。除了产生楔形部之外,多个螺纹20上的α角和β角的构造还减小了将螺旋锚固装置2安置在混凝土基材14中所需要的扭矩。通过减小扭矩,在将螺旋锚固装置2驱入混凝土基材14中时移位的混凝土也减少了。通过减少移位的混凝土的量,螺旋锚固装置2提供了增强的拔出阻力。除了所述多个螺纹20之外,螺旋锚固装置2还包括多个对中螺纹40。对中螺纹40有助于在将螺旋锚固装置2驱入混凝土基材14中时使本体40在孔13内保持居中。另外,通过将螺纹20一直延伸到尖端7,使螺旋锚固装置2不仅适于将物体附连于由混凝土和/或其它砖石形成的基质,而且还可以穿透位于混凝土和/或砖石基质之外的材料,从而减小拔出应力。
虽然已参照示例性实施方式描述了本发明,但是本领域普通技术人员将了解,可以做出各种变型并且可以用等同物代替本发明的元件,而不脱离本发明的范围。另外,可以做出许多改型以使具体情况或材料与本发明的教示相适应而不脱离本发明的基本范围。因此,认为本发明不限于作为用于实现本发明所构思的最佳模式而公开的具体实施方式,而是本发明将包括落入权利要求范围内的所有实施方式。

Claims (20)

1.一种螺旋锚固装置,包括:
包括头端的本体,所述本体经过中间部分延伸到尖端,所述中间部分限定所述螺旋锚固装置的轴线;以及
沿所述中间部分延伸的多个螺纹,所述多个螺纹中的每个螺纹包括头部侧表面和尖部侧表面,所述头部侧表面相对于与所述螺旋锚固装置的轴线垂直的轴线成第一角度,所述尖部侧表面相对于与所述螺旋锚固装置的轴线垂直的所述轴线成第二角度,所述第一角度在大约30°与大约40°之间,并且所述第二角度在大约15°与大约25°之间。
2.根据权利要求1所述的螺旋锚固装置,其中,所述第一角度为大约35°。
3.根据权利要求1所述的螺旋锚固装置,其中,所述第二角度为大约20°。
4.根据权利要求1所述的螺旋锚固装置,其中,所述第一角度比所述第二角度大至少10°。
5.根据权利要求4所述的螺旋锚固装置,其中,所述第一角度比所述第二角度大大约15°。
6.根据权利要求1所述的螺旋锚固装置,还包括对中螺纹,所述对中螺纹邻近所述多个螺纹围绕所述中间部分延伸。
7.根据权利要求1所述的螺旋锚固装置,其中,所述多个螺纹沿所述中间部分延伸直到所述尖端。
8.一种形成螺旋锚固装置的方法,所述方法包括:
形成具有头端的螺旋本体,所述螺旋本体经过中间部分延伸到尖端,所述中间部分限定所述螺旋锚固装置的轴线;
沿所述中间部分形成多个螺纹,所述多个螺纹中的每个螺纹包括头部侧表面和尖部侧表面;
将所述头部侧表面形成为相对于与所述螺旋锚固装置的轴线垂直的轴线成介于大约30°与大约40°之间的第一角度;以及
将所述尖部侧表面形成为相对于与所述螺旋锚固装置的轴线垂直的轴线成介于大约15°与大约25°之间的第二角度。
9.根据权利要求8所述的方法,其中,将所述第一角度形成为大约35°。
10.根据权利要求8所述的方法,其中,将所述第二角度形成为大约20°。
11.根据权利要求8所述的方法,其中,将所述第一角度形成为比所述第二角度大至少10°。
12.根据权利要求10所述的方法,其中,将所述第一角度形成为比所述第二角度大大约15°。
13.根据权利要求7所述的方法,还包括:形成邻近所述多个螺纹围绕所述中间部分延伸的对中螺纹。
14.根据权利要求8所述的方法,还包括:沿所述中间部分直到所述尖端形成所述多个螺纹。
15.一种混凝土和砖石螺旋锚固装置,包括:
包括头端的本体,所述本体经过中间部分延伸到尖端;以及
沿所述中间部分延伸直到所述尖端的多个螺纹,所述混凝土螺旋锚固装置被构造并且设置为将物体附连于混凝土基材,并且穿透位于所述混凝土基材之外的木料。
16.根据权利要求15的混凝土和砖石螺旋锚固装置,还包括对中螺纹,所述对中螺纹邻近所述多个螺纹围绕所述中间部分延伸。
17.根据权利要求15所述的混凝土和砖石螺旋锚固装置,其中,所述本体由表面硬化的低碳钢形成。
18.根据权利要求17所述的混凝土螺旋锚固装置,其中,所述低碳钢介于大约ANSI(美国国家标准学会)1016钢与大约ANSI 1030钢之间。
19.根据权利要求18所述的混凝土和砖石螺旋锚固装置,其中,所述低碳钢为大约ANSI 1022钢。
20.根据权利要求15所述的混凝土和砖石螺旋锚固装置,其中,所述本体由不锈钢形成。
CN201110025400.4A 2010-01-19 2011-01-19 混凝土和砖石螺旋锚固装置以及形成螺旋锚固装置的方法 Expired - Fee Related CN102128198B (zh)

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US8430619B2 (en) 2013-04-30
RU2011101653A (ru) 2012-07-27
AU2011200102A1 (en) 2011-08-04
US20110176889A1 (en) 2011-07-21
CN102128198B (zh) 2015-06-03
AU2016225812A1 (en) 2016-09-22
TW201139866A (en) 2011-11-16
EP2354573A1 (en) 2011-08-10

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