CN102791937A - An anchor for lifting a concrete component - Google Patents
An anchor for lifting a concrete component Download PDFInfo
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- CN102791937A CN102791937A CN2009801633583A CN200980163358A CN102791937A CN 102791937 A CN102791937 A CN 102791937A CN 2009801633583 A CN2009801633583 A CN 2009801633583A CN 200980163358 A CN200980163358 A CN 200980163358A CN 102791937 A CN102791937 A CN 102791937A
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- anchor
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Abstract
An anchor for use in lifting a concrete component, said anchor comprising a single length of wire bent to form a head engagable with a clutch of a lifting system, and a body portion for embedment with the concrete component, wherein the wire is bent such that opposed legs of the body portion extend in a plane substantially perpendicular to a plane of the head portion.
Description
Technical field
The present invention relates to a kind of anchor (anchor) that is used to mention concrete component, particularly but be not limited to a kind of edge that is used to mention concrete slab and mention anchor.
Background technology
As everyone knows, mentioning of concrete slab is that anchor in the concrete slab realizes through in the concrete slab casting cycle, being embedded in.Cutting down from a metal sheet, anchor can obtain this typical anchor.But the applicant confirms that this typical anchor is owing to cutting action causes cost higher relatively, and this anchor must be arranged on the central plane of concrete slab or make its use have limitation near the position at central plane place.Make anchor through cuts sheet material and will consume significant amount of energy, and the shape of the anchor that obtains is often uneven.Because anchor is generally plane, and mentions in order to realize, the correct positioning requirements anchor leg of anchor passes most of thickness of concrete slab, and therefore the anchor through the manufacturing of cutting metal plate has many weak points.In addition, the applicant confirms that existing manufacturing of mentioning anchor produces byproduct, has caused the huge waste of material.
The embodiment of the invention makes every effort to solve or improve at least one or more weak points of existing anchor.
Summary of the invention
According to one side of the present invention; The invention provides a kind of anchor that is used to mention concrete component; Said anchor comprises one section wall scroll wire rod, and said wire rod is bent to form a head that can engage with the hook of jacking system, and the main part chimeric with concrete component; Wherein, constituting said anchor makes the relative anchor leg of main part on a plane of the plane inclination of said head, extend.
Preferably, the plane of said anchor leg is around the plane rotation of central axis with respect to head.More preferably, the plane angulation of the plane of anchor leg and head is about 90 degree.Selectively, the plane of anchor leg is an oblique angle with the angle that the plane becomes of head, preferred about 60 degree, 45 degree, 30 degree or 15 degree.
Preferably, head reverses with respect to main part around the central axis of anchor.More preferably, said central axis is positioned on the plane of head.
In one form, said head is turned round with respect to main part around the central axis of anchor and is turn 90 degrees.In another form, said head reverses 270 degree around the central axis of anchor with respect to main part.
Preferably, said head-bent is consistent with the angle of the edge contour of concrete component away from the angle on the plane of anchor leg.In some particular instances, this angle can be 9 degree, 15 degree, 22.5 degree, 30 degree or 45 degree, but it will be apparent to those skilled in the art that this angle can be the unspecified angle in the 0-90 degree.
Preferably, said relative anchor leg extends outside the central axis alignment.Every leg of more preferably, relative anchor leg all has the crooked ripple on the plane that is in main part.
Preferably, said anchor comprises a collar that cooperates with the head periphery, and wherein, said collar forms shoulder, and the main part cooperation of said shoulder and hook is rotated with the restriction hook.
Preferably, said anchor comprises a shearing rod, and said shearing rod is substantially perpendicular to extension of central axis, and is in basically on the plane, main part place.
Preferably, said shearing rod is entrenched in the groove of collar.
Selectively, said shearing rod is soldered to wire rod.
Preferably, said shearing rod is processed waveform usually, and its transversal wave movement is vertical usually with the central axis of anchor.
Preferably, said anchor comprises second same shearing rod, and wherein the main shaft of second shearing rod is parallel usually with the main shaft of first shearing rod, and when when the top of anchor is seen, the second shearing rod is essentially the excellent mirror image of first shearing.
In a kind of preferred form, whole wire rod is the form of one section metal bar, and said anchor is processed by crooked this section metal bar.More preferably, metal bar is bent to form said head around a profiled member, the size of this profiled member and the hook that passes said head consistent size partly.More preferably, said metal bar is taken from a spiral material.
According to another aspect of the present invention, a kind of anchor components is provided, the bearing that comprises above-mentioned anchor and in concrete component, support anchor, the plane of said main part is substantially parallel with the median plane of concrete component.
Description of drawings
The present invention will be described below in conjunction with non-limiting example and accompanying drawing.
Fig. 1 is the phantom drawing of mentioning anchor of the instance according to the present invention;
Fig. 2 is the phantom drawing of the anchor of Fig. 1, and showing has relevant seat;
Fig. 3 is the phantom drawing of anchor, and showing has the bearing that is installed to anchor;
Fig. 4 is the lateral view of anchor, and showing has the bearing that is installed to anchor;
Fig. 5 is the vertical view of anchor, and showing has the bearing that is installed to anchor;
Fig. 6 is under the decomposition situation, the phantom drawing of the bearing that illustrates separately;
Fig. 7 is the phantom drawing that anchor embeds an edge surface of concrete component wherein;
Fig. 8 is the side schematic view that is loaded on the anchor in the concrete component, and the plane of the head of anchor and anchor leg in line;
Fig. 9 is the side schematic view that is loaded on the anchor in the concrete component, and wherein, the head of anchor is bent upwards 15 degree angles; With
Figure 10 is the side schematic view that is loaded on the anchor in the concrete component, and the head of anchor is with respect to anchor leg plain bending miter angle.
The specific embodiment
With reference to figure 1, be depicted as a kind of anchor 10 that is used to mention concrete component 12 (see figure 7)s.Shown in anchor 10 mention the form of anchor for the edge, it should be appreciated by those skilled in the art that replacement instance of the present invention can be the form of other type anchor, for example, face is mentioned anchor.
Because anchor leg 20,22 outwards opens from central axis 24, have the parallel typical anchor of anchor leg and compare with possibly using, be applied to load Distribution on the anchor 10 on the bigger zone of concrete component 12.This has reduced the possibility of when mentioning concrete component 12 failures thus, and this is because the concrete component 12 in big zone makes anchor 10 can not pulled in mentioning process.Each anchor leg 20,22 can be processed wave-shaped configuration, increases surface area through incorporating a series of ripple into, so that the additional anchorage of anchor 10 in concrete component 12 to be provided.Advantageously, in mentioning process, ripple produces extruding to concrete, stops anchor leg 20,22 from concrete, to be extracted.Like this, relative anchor leg 20,22 can provide and the same function of in existing anchor, having used of auxiliary connecting rod, therefore, does not need independent pull bar.
In order to realize vertical stratification, the head 16 in the example illustrated reverses 270 degree angles around the central axis 24 of anchor 10 with respect to main part 18.In other alternative anchors, in order to form vertical stratification, head can be turned round the angle (perhaps, more generally reverse the angle of 90+180x, wherein x is an integer) that turn 90 degrees around the central axis 24 of anchor 10 with respect to main part 18.Central axis 24 is positioned on the same plane with head 16.Like this, the plane of head 16 is vertical with the plane of main part 18.
Should be understood that in other embodiments of the invention main part 18 can be rotated with respect to head 16 around central axis 24, make the plane of main part 18 become other angle except that 90 degree with the plane of head 16.In some special embodiment, this angle is about 60 degree, 45 degree, 30 degree or 15 degree, because of shape and/or the direction decision of suitable angle according to concrete component 12.
As shown in Figure 1, anchor 10 comprises collars 26 that cooperate with head 16 peripheries.Collar 26 forms shoulder 28 in the upper and lower of head 16, and the subject cooperative of shoulder and hook is rotated with respect to anchor 10 with the restriction hook.
A pair of shearing rod (shear bar) 30,32 extends perpendicular to central axis 24 usually, and vertical with the plane of main part 18 usually.These shearing rods 30,32 help to prevent that the shearing of concrete component 12 in mentioning process from damaging (shear failure), and the tightness that provides anchor 10 in concrete component 12, to strengthen.Shearing rod 30,32 is common waveform, on vertical with the central axis of anchor 10 24 usually direction, has transverse wave 34.The 32 adjacent and reverse settings of second shearing rod, 30 and first shearing rod, like this, an end of 10 is seen along central axis 24 from anchor, second shearing rod 30 is the mirror image of first shearing rod 32 basically.Through shearing rod 30,32 is bonded in the groove 36 that forms in the collar 26, shearing rod 30,32 is fixing by firmly with respect to head 16.Be formed on the collar 26 relative both sides groove 36 accordingly offset configuration form so that shearing rod 30,32 shown in be provided with and fixedly positioning.Selectively, through shearing rod 30,32 is welded on the wire rod 14 of head 16, also can make shearing rod 30,32 fixing with respect to head 16.
Collar 26 can be processed by plastics, metal or material different.The length of processing the wire rod 14 of anchor 10 can be the length of the metal bar that is bent to form anchor 10.This section metal bar can be taken from a spiral material.Because anchor 10 is processed by metal bar, help waste of material is minimized, thereby anchor 10 is to have very much cost-benefit mode and create with a kind of.
Especially, head 16 is bent to form metal bar around a profiled member (not shown), and said profiled member is a pin (pin), its size and the hook that passes head 16 consistent size partly.Through this molding mode, the variation of metal bar size (especially diameter) can not change the size of the hole in the head 16.Therefore, instance of the present invention can provide fabulous tolerance to be used between hook and the anchor effectively rigid connection, avoids loose connection the between anchor and the hook thus.That is to say that the variation of wire rod can not have influence on the quality that connects between anchor and the hook.
And; Because anchor 10 is to be that circular metal bar is processed by cross section; Exist between hook part and the anchor 10 for single-point contacts, this problem with regard to having avoided being associated with the crooked existing anchor that is cut into by metal sheet promptly is tending towards unnecessary power is delivered to concrete component 12.
With reference to figure 2, anchor 10 forms the part of anchor components 38, and anchor components comprises a bearing 40.Bearing 40 comprises the top that is combined together 44 and bottom 46, and top 44 has and is used for the clip 48 of anchor 10 with respect to bearing 40 fix in position, referring to Fig. 3 to Fig. 5.Fig. 6 is the exploded view of top 44 and bottom 46.Because plane, main part 18 place is vertical with the plane of head 16; When in place; Its relative anchor leg 20,22 does not extend below head 16; Make anchor 10 be installed in position relatively low in the concrete component 12 like this, guarantee that simultaneously relative anchor leg 20,22 embeds concrete component 12 inside.More particularly, bearing 40 is set is used to be supported on the anchor 10 in the concrete component 12, the median plane coplane of the plane of main part 18 and concrete component 12 or substantially parallel and locate.
Because the plane of main part 18 and the median plane coplane of concrete component 12 or substantially parallel; Main part 18 can be positioned on the neutral axis of concrete component 12 or neutral axis; In some zones of avoiding thus letting said anchor be embedded into concrete component 12, these zones are in high pressure and tension force in mentioning process.This can help avoid the fault of concrete component 12 in mentioning process, and can make the existing concrete anchor of mentioning than using of concrete slab mention the desired stage more Zao (with respect to casting time).
In addition; The plane of main part 18 is thin a lot of with the anchor that the central plane coplane or the substantially parallel feasible anchor that uses with concrete slab of characteristics of concrete component 12 are mentioned needs than use existing concrete anchor, and the existing concrete anchor is horizontally through the substantial portion of plate thickness.
Shown in Figure 7 is an edge contour of a concrete component 12, and anchor 10 is partially submerged into wherein.Around head 16, form vacancy 56, be convenient to engaging of hook and anchor 10 to mention concrete component 12.Although anchor shown in this figure 10 is loaded on the middle body of concrete component 12; It should be appreciated by those skilled in the art that; Anchor 10 can be arranged at position lower in the concrete component 12, makes the plane of main part 18 be in the below of the median plane of concrete component 12.
With reference to figure 8 to Figure 10; Anchor 10 can be used for mentioning the concrete slab with different edge contour angles, embeds before crooked its head 16 in the concrete slab through the main part at anchor, makes head 16 leave anchor leg 20; 22 plane one respective angles is to realize said mentioning.Can carry out bending operation to adapt to concrete application in the scene.In Fig. 8, the edge of concrete slab is vertical with the principal plane of concrete slab, therefore, makes the head 16 and the plane of anchor leg 20,22 be in a straight line.In Fig. 9, the edge contour of concrete slab becomes 15 degree angles, and correspondingly, the head 16 of anchor is bent upwards 15 degree angles with respect to the plane of anchor leg 20,22.Similarly, in Figure 10, the edge contour of concrete slab becomes miter angle, and the head 16 of anchor 10 is bent upwards corresponding 45 degree with respect to the plane of anchor leg 20,22.Should be understood that angle can be spent between 90 degree 0 changes, but modal edge contour angle is 9 degree, 15 degree, 22.5 degree, 30 degree and 45 degree.
Although below different embodiments of the invention are illustrated, should be understood that only the present invention will be described as an example for these embodiment, do not limit the present invention.It will be apparent to those skilled in the art that under the prerequisite that does not depart from the scope of the invention, can change form of the present invention and details.Therefore, the present invention is not limited to any example embodiment of above description.
Especially, though in the anchor instance shown in the drawings, the angle between the plane of anchor leg and the plane of head is about 90 degree; Should be appreciated that in other instance, the plane angulation of the plane of anchor leg and head also can be other numerical value; For example, 60,45,30 or 15 degree.This angle can be by the shape and/or the direction decision of concrete component.
In this manual; Any existing open source literature information of the document (or be derived from) or quoting of any known things not, should not be considered to confirm, admit or the existing open source literature of the hint information of the document (or be derived from) or any known things have constituted the common knowledge in the related field of this manual in any form a part yet.
In whole manual and following claim; Only if requirement is arranged in the literary composition in addition, term " comprises " and is out of shape and is interpreted as it and means and comprise a described integer or step, or group of integers or a plurality of step; But do not get rid of any other integer or step, or group of integers or a plurality of step.
Claims (28)
1. anchor that is used to mention concrete component; Said anchor comprises one section wall scroll wire rod; Said wire rod is bent to form the head that can engage with the hook of jacking system, and embeds the main part in the said concrete component, wherein; Form said anchor, make the relative anchor leg of said main part in the plane of the plane inclination of said head, extend.
2. anchor according to claim 1, wherein, the plane of said anchor leg is around the plane rotation of central axis with respect to said head.
3. anchor according to claim 2, wherein, the angle between the plane of said anchor leg and the plane of said head is about 90 degree.
4. anchor according to claim 2, wherein, the angle between the plane of said anchor leg and the plane of said head is the oblique angle, is preferably about 60 degree, 45 degree, 30 degree or 15 degree.
5. anchor according to claim 2, wherein, said head reverses with respect to said main part around the central axis of anchor.
6. anchor according to claim 5, wherein, said central axis is positioned on the plane of said head.
7. according to claim 5 or 6 described anchors, wherein, said head is turned round with respect to said main part around the central axis of said anchor and is turn 90 degrees.
8. according to claim 5 or 6 described anchors, wherein, said head reverses 270 degree around the central axis of said anchor with respect to said main part.
9. according to any described anchor of claim in the claim 5 to 8, wherein, said relative anchor leg stretches out from said central axis.
10. anchor according to claim 9, wherein, ripple that each of said relative anchor leg all has in the plane of main part is crooked.
11. anchor according to claim 10 comprises and the peripheral collar that cooperates of said head that wherein, said collar forms shoulder, the subject cooperative of said shoulder and hook is rotated with the restriction hook.
12., comprise shearing rod with respect to the common horizontal expansion of said head according to any described anchor of claim in the claim 2 to 11.
13. according to the described anchor of the claim 12 when being subordinated to claim 11, wherein, said shearing rod is bonded in the groove of collar.
14. according to the described anchor of the claim 12 when being subordinated to claim 11, wherein, said shearing rod is soldered to collar.
15. according to any described anchor of claim in the claim 12 to 14, wherein, form said shearing rod with the shape of common ripple, the fluctuation direction is generally perpendicular to the plane of main part.
16. according to any described anchor of claim in the claim 12 to 15; Comprise second shearing rod; Wherein, The main shaft of said second shearing rod is parallel to the main shaft of said first shearing rod usually, and when when an end of anchor is seen, the said second shearing rod is the mirror image of said first shearing rod basically.
17. according to any described anchor of claim in the claim 1 to 16, wherein, said wire rod section is the form of one section metal bar, and said anchor is processed by the said metal bar section of bending.
18. anchor according to claim 17, wherein, through said metal bar being bent to form said head around a profiled member, the size of this profiled member and the hook that passes said head consistent size partly.
19. according to claim 17 or 18 described anchors, wherein, said metal bar section is taken from a spiral material.
20. according to any described anchor of claim in the claim 1 to 19, wherein, with said head-bent angle in plane away from the anchor leg, this angle is consistent with the angle of deviation of the edge contour of said concrete component.
21. anchor according to claim 20, wherein, said angle is between 0 to 90 degree.
22. anchor according to claim 21 wherein, the angle ranging from 9 degree, 15 degree, 22.5 degree, 30 degree and 45 degree.
23. anchor components; Comprise any described anchor of claim of claim 1 to 22 and during settling said concrete component, be used to support the bearing of said anchor, the median plane coplane of the plane of said main part and said concrete component or substantially parallel and locate.
24. anchor that is used to mention concrete component; Said anchor comprises the elongated elements of integral type; Said element is configured to form by the pieceable head of the hook of jacking system and is entrenched in the main part in the said concrete component; Said main part comprises a plurality of anchor legs, and plane, said anchor leg place is vertical with plane, said head place.
25. anchor according to claim 24, wherein, said elongated elements is a rod, and this rod is bent to form said head and said main part.
26. according to claim 24 or 25 described anchors, wherein, said relative anchor leg stretches out from said head.
27. according to the described anchor of claim 24 to 26, wherein, each of said relative anchor leg all has the structure that surface area increases.
28. anchor according to claim 27, wherein, the structure that said surface area increases is the form of the ripple that on every anchor leg, defines.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/AU2009/001539 WO2010063060A1 (en) | 2008-12-02 | 2009-11-25 | An anchor for lifting a concrete component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102791937A true CN102791937A (en) | 2012-11-21 |
| CN102791937B CN102791937B (en) | 2015-12-02 |
Family
ID=47172916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200980163358.3A Expired - Fee Related CN102791937B (en) | 2009-11-25 | 2009-11-25 | For mentioning the anchor of concrete component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102791937B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2159706A5 (en) * | 1971-11-09 | 1973-06-22 | Lenne Marcel | |
| US5094047A (en) * | 1989-03-22 | 1992-03-10 | The Burke Company | Apparatus and method for lifting tilt-up wall constructions |
| AU639908B2 (en) * | 1989-03-07 | 1993-08-12 | Cetram Pty Limited | Lifting anchors and clutches for lifting anchors |
| DE29713029U1 (en) * | 1997-07-23 | 1997-09-18 | Weidner Georg | Transport and installation anchors with welded cross struts for hollow and filigree walls |
| WO2002044495A1 (en) * | 2000-11-29 | 2002-06-06 | Tiltform Design & Development Pty Ltd | A void former and anchor assembly |
| AU2004200854A1 (en) * | 2003-04-14 | 2004-10-28 | Cetram Pty Limited | Lifting anchors |
| EP1712705A2 (en) * | 2005-04-07 | 2006-10-18 | Cetram Pty Limited | Cast-in anchors |
| CN1938489A (en) * | 2004-03-31 | 2007-03-28 | 独立行政法人科学技术振兴机构 | Anchor bolt construction method, and method and device for excavating anchor bolt burying hole |
-
2009
- 2009-11-25 CN CN200980163358.3A patent/CN102791937B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2159706A5 (en) * | 1971-11-09 | 1973-06-22 | Lenne Marcel | |
| AU639908B2 (en) * | 1989-03-07 | 1993-08-12 | Cetram Pty Limited | Lifting anchors and clutches for lifting anchors |
| US5094047A (en) * | 1989-03-22 | 1992-03-10 | The Burke Company | Apparatus and method for lifting tilt-up wall constructions |
| DE29713029U1 (en) * | 1997-07-23 | 1997-09-18 | Weidner Georg | Transport and installation anchors with welded cross struts for hollow and filigree walls |
| WO2002044495A1 (en) * | 2000-11-29 | 2002-06-06 | Tiltform Design & Development Pty Ltd | A void former and anchor assembly |
| AU2004200854A1 (en) * | 2003-04-14 | 2004-10-28 | Cetram Pty Limited | Lifting anchors |
| CN1938489A (en) * | 2004-03-31 | 2007-03-28 | 独立行政法人科学技术振兴机构 | Anchor bolt construction method, and method and device for excavating anchor bolt burying hole |
| EP1712705A2 (en) * | 2005-04-07 | 2006-10-18 | Cetram Pty Limited | Cast-in anchors |
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| Publication number | Publication date |
|---|---|
| CN102791937B (en) | 2015-12-02 |
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Granted publication date: 20151202 Termination date: 20211125 |