CN110268170A - 具有增强保持强度的金属通道锚定件 - Google Patents
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- F16B13/04—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front
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Abstract
一种具有增加的保持强度的纵向通道以及该通道和锚定件的制造方法,该纵向通道构造成作为用于在基板上支承物体的锚定件的锚定元件。通道在其至少一部分中具有大致U形的轴向横截面,该U形横截面由纵向侧壁以及侧壁之间的纵向基部连接部构成。侧壁具有自由边缘,这些边缘构造成用于保持与基板的接触。通道的自由边缘的一部分覆盖有平坦连续表面材料,该表面材料与未覆盖的自由边缘共同延伸,由此平坦连续表面材料和自由边缘提供平坦保持表面,该平坦保持表面的表面积大于单独的自由边缘的表面积,以提高保持强度。
Description
技术领域
本发明涉及增加用于在基板上支承物件的通道型锚定件的保持强度,并具体涉及具有大致U形横截面的金属通道的通道锚定件,该通道锚定件典型地利用易碎的塑料操纵条带插入基板中。
背景技术
许多金属通道锚定件、例如来自机械塑料公司(Mechanical Plastics Corp.)的锚定件采用通常呈U形横截面的纵向通道形金属元件,该金属元件连接于一个或两个塑料的纵向延伸的操纵条带,该操纵条带可旋转地固定至金属通道的内部。锚定件形成大致T形的构造,其中通道的内部面向条带。诸如具有U形横截面构造的通道具有两个通常平行的侧面元件,这些侧面元件与扁平基部连接,其中侧面元件具有钝的自由边缘。
在操作中,为了部署在基板中,金属通道旋转或回转成与纵向延伸的条带对准,这些条带配合在U形通道内以提供最小尺寸的轴向横截面,以用于插入到基板中对应的尺寸最小的插入孔内。金属通道的相对于插入孔尺寸紧密的最小尺寸(相对于通道的其余部分)的纵向端部通过孔插入,并且一旦整个通道清理孔,就利用一个或多个条带,或利用弹簧作用或着甚至重力下落等来操纵金属通道,以使金属通道返回到其T形位置构造。此后,通过一个或多个条带将通道拉入完全且扁平的最大表面,该最大表面保持钝的自由边缘邻近孔与基板的内表面接合。典型地,棘轮可动的条带孔帽或盖可在一个或多个条带上滑动,以将锚定件固定在适当位置,并且折断残留的条带长度。通道的扁平基部典型地是开孔的,并且该孔利用螺纹进行螺纹攻丝,以用于与插入的螺栓或用于支承基板上的物件的其它紧固元件接合。利用这种构造,通道侧壁的自由边缘与基板的不可触及表面接合。然而,在诸如具有石膏和纸张成分的壁板或石膏板之类的相对柔软的材料中,尽管金属通道的结构和强度不受影响,但通道的自由或上边缘用作抵靠石膏基板的钝刀,这如同失效的模式。
发明内容
因此,本发明的目的是提供一种具体地在石膏基板中具有增强的保持强度的金属通道结构,该通道延迟了在石膏板中失效模式的开始。
本发明的另一目的是提供一种用于金属通道的经济且可行的可制造结构。
本发明的又一目的是提供一种具有增强的保持强度的金属通道的制造方法。
通常,本发明包括纵向通道、最常见的是金属的通道,该通道作为用于支承基板上的物体的锚定件的锚定元件。通道在其至少一部分中具有大致U形的轴向横截面,该U形横截面包括纵向侧壁以及侧壁之间的纵向基部连接部,其中侧壁具有自由边缘,这些自由边缘构造成用于保持与基板的接触。本发明还包括上述通道的经济生产的方法。该通道构造成用于由通道和操纵元件构成的锚定件,该通道和操纵元件用于在基板的不可触及侧和结构构件上对通道进行位置操纵,以用于将通道保持在基板上的适当位置,从而使用锚定件将物体固定至基板。根据本发明,通道的自由边缘的一部分覆盖有连续表面材料,该表面材料与未覆盖的自由边缘共同延伸,由此大致连续的扁平表面材料和自由边缘提供平坦保持表面,该平坦保持表面的表面积大于单独的自由边缘的表面积。在各种实施例中,连续表面材料可以是定位在自由边缘的凹入部分上的覆盖部段,以提供连续的平坦保持表面,或者侧壁的一部分之间的体积可部分或全部填充直到自由边缘的水平位,以将连续的平坦保持表面提供至自由边缘的水平位处。
在一实施例中,采用本发明的通道的锚定件包括至少一个或两个操纵条带,这些操纵条带在其长度的大约中点处与通道可旋转地或可回转地在内部接合。金属通道具有螺纹孔,用于将支承螺栓插入单个条带附近或两个条带之间。通道的尺寸和构造设计成容纳(一个或多个)操纵条带元件在其中折叠,以提供用于插入基板的孔中的最小尺寸的锚定件。
根据本发明的一实施例,通道包括在其中的螺纹孔的一侧上的平坦表面部段,该平坦表面部段构造成支承地接合基板而不是通道的侧壁的自由边缘。通道的相对于螺纹孔的另一侧保持敞开,其中侧壁的自由边缘暴露出来。当通道垂直地定位在基板后面时,平坦基板接合部分适于定位在锚定件的垂直上部位置。与所支承的物体相关的重力因素导致通道的上部承受更大的抵靠基板的力。该通道定位导致平坦部段更完全地接合基板而不成为侧壁的可展开的钝“刀刃”,从而通过减少基板失效显著增加了锚定件的保持阻力。由于仅增加的表面积才是减小的因素,所以平坦部段可以是实心的或中空的,而不会改变上述支承平坦表面的表面积。
在易于制造的实施例中,通道由大致矩形的金属条带部分形成,其中在一侧上具有一体的端部延伸部。矩形金属条带部分构造成形成U形通道,如在现有技术的通道中那样。一体的端部延伸部的构造和尺寸设计成向上折叠成具有第一折叠部以覆盖通道的敞开侧端并且进一步折叠在通道的敞开顶部上。第一折叠部和第二折叠部的金属部段的宽度基本上是U形通道的腿部的外表面之间的距离。第二折叠部的折叠长度不大于从通道的近端到与中心螺纹孔的边缘或T形条带的位置对准的部分的距离,由此第二折叠部不会干扰条带或插入的螺栓。通道的上端部被切成与模具金属折叠部的厚度相等的深度,以容纳第二金属折叠部,由此通道腿部的上端部和第二折叠部的上表面处于单个平面中。
利用这种结构,通道腿部端的与石膏板表面接触的主要部分(与典型的现有技术金属通道相比)增加了约25至30倍的表面积,从而具有增加的保持和减少失效模式。在安装具有折叠金属区域的锚定件期间,该金属锚定件的折叠部分应位于锚定件扩张的上部位置,由此重力剪切力都被折叠的金属部段抵抗。
一种用于制造纵向通道实施例的方法包括以下步骤:
i.冲压出具有纵向轴线、两个宽度端部和两个长度端部的大致呈矩形构造的单件式金属坯件。该坯件形成有中心定位的孔和大致矩形的舌状部段,该舌状部段沿着纵向轴线具有边缘并在沿着纵向轴线的方向上从坯件的一个宽度端部在中心延伸,并且与长度端部等距地间隔开。坯件的长度具有在其边缘中形成的两个凹部,每个凹部的宽度等于金属坯件的厚度,并且长度彼此相等。凹部的长度不大于从宽度端部到孔的距离,以便不妨碍任何插入的紧固元件。舌部的长度等于舌部与纵向端部的间距加上凹部的长度,以便将舌状部段紧密地配合到通道的其余部分;
ii.将金属坯件的每一侧沿着与舌状部段的边缘共同纵向延伸的线折叠到垂直位置以形成通道腿部;
iii.将舌状部段折叠到与垂直的腿部紧密相邻的垂直位置;以及
iv.将垂直延伸的舌状部段在通道腿部的端部处进行折叠,以垂直地配合到两个凹部中;
由此,舌状部段的表面与腿部的其余边缘共同延伸并且共面。
从以下讨论和附图中,本发明的以上和其它目的、特征和优点将变得更加明显,在附图中:
附图说明
图1是现有技术的具有操纵条带的金属通道锚定件;
图2A-D是图1的安装锚定件的顺序描绘图,顺序为插入到壁中的孔内(图2A)、在壁后面扩张并利用棘轮帽锁定位置(图2B),折断多余的条带材料(图2C)以及安装螺栓和物体(图2D);
图3是金属坯件的俯视图,该金属坯件构造成折叠一些部段以形成本发明的金属通道;
图4是图3的金属坯件的立体图;
图5是图3和5的金属坯件的侧视图,示出了均匀的金属厚度;
图6是由图3-5的坯件形成的金属通道的侧视图;
图7是金属通道的俯视图;
图8是金属通道的仰视图;
图9是沿着图7的线9-9截取的端视图;
图10是沿着图7的线10-10截取的端视图;
图11是图6的金属通道的立体图,其中折叠部段位于顶部;以及
图12是图6的金属通道的立体图,其中折叠部段位于底部。
具体实施方式
图1描绘了具有金属通道锚定元件10的典型市售锚定件1,该通道元件10构造成抵靠基板紧密地拉住并锁定到位,以实现锚定至基板的物体的锚定构造。在图2A-2D中示出了安装顺序和最终锚定位置,这些附图描绘了图1的锚定件1安装在诸如石膏壁板或石膏板之类的典型的壁基板上的方式。
在图2A中,处于图1所示的折叠构造的、带有前导通道元件10的锚定件1插入到壁板20的孔21中,直到近端10a将壁板20的在孔21周边的内表面20a清除。此时,锚定件腿部2a和2b滑动地对准,以使在孔12a和12b处可枢转地附连于腿部2a和2b的通道10呈现图2B所示的位置,其中通道直立部段11a和11b直接抵靠壁板20的内表面22。单向棘轮孔帽或盖3靠近孔21运动到与壁板20的外壁表面23紧密接触。如图2c所示,将锚定件腿部2a和2b的剩余的向外延伸部段折断,以完成锚定件1在壁20中的定位。图2D进一步描绘了使用螺栓5将支架6紧固至壁板20上的锚定件1。螺栓5穿过支架6中的孔6a、帽3中的孔并拧入螺纹孔13中以完成锚定操作。
从图2D中明显看出,抵靠在内壁板表面22上的上腿部段2a'和2b'利用在上支腿部分2a'和2b'的自由边缘处的集中的小面积力以及由重物施加在支架6上的重力使表面张紧。上腿部段2a'和2b'的边缘类似于抵靠变形的石膏壁板的钝刀刃,锚定失效和上载荷限制可归因于此。
修改的通道元件100在图3-12中示出为由图3-5中所示的成形金属坯件形成到图6-12的成形通道100,该成形通道100具有扁平的支承表面101,而不是现有技术的钝的承载边缘2a'和2b'。
从图3-5中的通道坯件100开始,通过添加整体的折叠舌状部段102来修改形成现有技术通道10的基本矩形的坯件(图3中以虚线示出)。凹口103a和103b形成为具有与舌状部段102的长度L对应的长度以及与金属坯件的厚度相等的宽度。凹入部段104a和104b用于减轻坯件金属的折叠应力。图3中的折叠线105a和105b与用于定位和形成坯件的腿部112a和112b的现有技术通道的折叠线基本相同。折叠线106a和106b示出了如下的位置:在该位置处,舌状部段102向上折叠,然后折叠到成形腿部112a和112b的顶部上,以便安放到凹口103a和103b中。如图6、8、11和12所示,扁平的支承表面101一体地形成而没有可能钩在插入孔21上的延伸区域。舌状部段102从通道坯件的一端延伸,以允许相对的开口端,该开口端用于在将锚定件插入到插入孔21中期间将锚定件腿部2a和2b折叠放置到通道100中。扁平的支承表面101的最大长度达到螺纹孔13的位置,以不妨碍螺栓插入。除了重叠的舌状部段102之外,如图6-12的视图中所示的通道与现有技术通道相同的是具有对应的枢转腿部接合孔12a和12b以及螺栓接合螺纹孔13。
为了最大化保持强度并减少石膏板材料中的不良失效,安装锚定件使得承载表面定位在插入孔上方,由此扁平的支承表面直接抵抗重力和拉出力。
应当理解的是,上述附图和示例是对本发明的说明,并且可以对通道的结构和构造及其制造方法进行改变,比如通过铸造以使通道在通道的扁平表面支承部段处变得牢固。在不脱离本发明的所附权利要求限定的范围的情况下,可以进行结构、材料、构造、生产方法等的其它改变。
Claims (8)
1.一种提供增加的保持强度的纵向通道,所述纵向通道构造成作为用于支承基板上的物体的锚定件的锚定元件,所述通道在其至少一部分中包括大致U形的轴向横截面,所述U形横截面由纵向侧壁以及所述侧壁之间的纵向基部连接部构成,所述侧壁具有自由边缘,所述自由边缘构造成与所述基板保持接触;其中,所述通道的所述自由边缘的一部分覆盖有平坦连续表面材料,所述平坦连续表面材料与未覆盖的自由边缘共同延伸,由此所述平坦连续表面材料和所述自由边缘提供平坦保持表面,所述平坦保持表面的表面积大于单独的所述自由边缘的表面积,以提高保持强度。
2.如权利要求1所述的纵向通道,其特征在于,所述通道由金属构成。
3.如权利要求2所述的纵向通道,其特征在于,所述平坦连续表面材料包括覆盖部段,所述覆盖部段定位在所述自由边缘的凹陷部分上,以提供所述平坦保持表面。
4.如权利要求3所述的纵向通道,其特征在于,所述通道包括整体的单件元件,其中,所述单件元件的一部分折叠并配合到所述凹陷部分中。
5.如权利要求2所述的纵向通道,其特征在于,所述平坦连续表面材料包括在所述侧壁的一部分之间体积中部分或完全填充的表面,填充至所述自由边缘的水平位,以将所述连续的平坦保持表面提供至所述自由边缘的水平位。
6.如权利要求2所述的纵向通道,其特征在于,所述纵向基部在其中心开有螺纹孔,所述螺纹孔构造成与螺纹保持元件螺纹接合,并且其中,所述平坦连续表面沿所述通道的纵向方向定位在所述孔的一侧上。
7.一种锚定件,所述锚定件包括如权利要求7所述的纵向通道、至少一个纵向操纵元件、以及位置固定构件,所述至少一个纵向操纵元件可旋转地连接于所述纵向通道,以用于将所述纵向通道定位到所述基板的不可触及表面上的承载保持位置,所述位置固定构件用于将所述纵向通道固定到所述承载保持位置。
8.一种制造如权利要求4所述的纵向通道的方法,所述方法包括以下步骤:
v.冲压出具有纵向轴线、两个宽度端部和两个长度端部的大致呈矩形构造的单件式金属坯件,所述坯件形成有中心定位的孔和大致矩形的舌状部段,所述舌状部段沿着所述纵向轴线具有边缘并在沿着所述纵向轴线的方向上从所述坯件的一个所述宽度端部在中心延伸,并且与所述长度端部等距地间隔开,所述长度具有在其边缘中形成的两个凹部;每个所述凹部的宽度等于所述金属坯件的厚度,并且长度彼此相等且不大于从所述宽度端部到所述孔的距离,并且所述舌部的长度等于所述舌部与所述纵向端部的间距加上所述凹部的长度;
vi.将所述金属坯件的每一侧沿着与所述舌状部段的边缘共同纵向延伸的线折叠到垂直位置以形成通道腿部;
vii.将所述舌状部段折叠到与所述垂直的腿部紧密相邻的垂直位置;以及
viii.将所述垂直延伸的舌状部段在所述通道腿部的端部处进行折叠,以垂直地配合到所述两个凹部中;
由此,所述舌状部段的表面与所述腿部的其余边缘共同延伸并且共面。
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PCT/US2018/016509 WO2018144774A1 (en) | 2017-02-01 | 2018-02-01 | Metal channel anchor with enhanced holding strength |
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EP (1) | EP3577351B1 (zh) |
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US10895370B2 (en) * | 2017-08-16 | 2021-01-19 | Lsi Industries, Inc. | Hands-free support bolt and method |
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Also Published As
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CA3052448A1 (en) | 2018-08-09 |
EP3577351B1 (en) | 2023-06-07 |
US10865823B2 (en) | 2020-12-15 |
US20180216647A1 (en) | 2018-08-02 |
EP3577351A4 (en) | 2020-12-02 |
EP3577351A1 (en) | 2019-12-11 |
WO2018144774A1 (en) | 2018-08-09 |
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