CN101974960A - Pre-stressed anchor backing plate - Google Patents
Pre-stressed anchor backing plate Download PDFInfo
- Publication number
- CN101974960A CN101974960A CN2010105312270A CN201010531227A CN101974960A CN 101974960 A CN101974960 A CN 101974960A CN 2010105312270 A CN2010105312270 A CN 2010105312270A CN 201010531227 A CN201010531227 A CN 201010531227A CN 101974960 A CN101974960 A CN 101974960A
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- hole
- plate
- tube bank
- bearing plate
- anchor backing
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Abstract
The invention discloses a pre-stressed anchor backing plate, relates to an anchoring device, and aims to provide the pre-stressed anchor backing plate which has the advantages of simple structure, low cost and high standard. The pre-stressed anchor backing plate of the invention consists of two parts, namely a bearing plate and a hub tube, wherein the bearing plate is provided with a through hole which is perpendicular to a bearing surface; the hub tube comprises a connection part and a section of tube bundle part which is coaxial with the through hole; the tube bundle part is fixedly connected with the bearing plate through the connection part; the bearing plate is made of a metallic material which is suitable for bearing pressure of the board surface; and the hub tube is made of a non-metallic material or metallic material which can be used as a tube material.
Description
Technical field
The present invention relates to a kind of anchoring device, particularly relate to a kind of prestressed anchor backing plate.
Background technology
At present, the highway of China, the railway construction development rapidly, in order to guarantee the safety of highway and railway, the application of prestressing force product is indispensable, the prestressed anchor that uses in concrete structure is mainly by anchor plate, anchor slab, parts such as intermediate plate are formed, at highway, in the beam slab work progress of railway, at first be that anchor plate and reinforcement spiral reinforcement are embedded in the beam slab concrete, then prestress wire is passed the anchor plate at beam slab two ends, by anchor slab and intermediate plate prestress wire is fixed, stretch-draw makes beam slab produce certain radian to prestress wire by the stretch-draw machine then, thereby make beam slab have certain prestressing force, can play shock resistance, the effect of transmission and dispersive pressure is played in effects such as antidetonation, anchor plate when stretch-draw.
The anchor plate of present domestic use normally all-metal material is made, form by explained hereafter such as founding castings, because the unstability of production technology, the tubular portion that makes pressure-bearing part on the anchor plate foundry goods and constraint steel strand is not on a center line, therefore in the process of stretch-draw, can make steel strand and tubular portion produce friction, cause the steel strand wearing and tearing, and can make the discontinuity of pressure-bearing part, workmanship is impacted.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of simple in structure, cost is low, standard is high prestressed anchor backing plate.
Prestressed anchor backing plate of the present invention is made of bearing plate and line concentration pipe two parts, offer through hole on the described bearing plate perpendicular to pressure-bearing surface, described line concentration pipe comprises the tube bank portion of connecting portion and a section and through hole coaxial line, described tube bank portion fixedlys connected with bearing plate by connecting portion, described bearing plate is that the metal material that is suitable for the receiving plate surface pressure is made, and described line concentration pipe is that the nonmetals or the metal material that can be used as tubing are made.
Prestressed anchor backing plate of the present invention offers injected hole on the wherein said bearing plate, and described line concentration pipe also comprises leads the slurry pipe, and a described end of leading the slurry pipe is connected with injected hole, leads the other end of slurry pipe and the middle part of tube bank portion and is fixedly linked logical.
Prestressed anchor backing plate of the present invention, wherein said line concentration pipe are that metal material is made, described tube bank portion and bearing plate welding, and weld with bearing plate and tube bank portion respectively at described two ends of leading the slurry pipe.
Prestressed anchor backing plate of the present invention, wherein said line concentration pipe are that nonmetals are made, and wherein said connecting portion comprises the bound edge section that is wrapped in bearing plate plate face periphery.
Prestressed anchor backing plate of the present invention, wherein said connecting portion comprises attached to the extension on the through-hole wall, one end of described through hole is provided with the stepped hole that a sector hole directly is slightly larger than through hole, and the inner of described extension and tube bank portion connect as one, and the outer end of extension is installed in the stepped hole.
Prestressed anchor backing plate of the present invention, wherein said connecting portion comprises snap ring, and the plate face of described bearing plate is provided with the boss around through hole, offers groove on the sidewall of described boss, one end and the tube bank portion of described snap ring connect as one, and the other end of snap ring is arranged in the groove.
Prestressed anchor backing plate of the present invention is provided with a cyclic reinforcing rib on the outer wall of wherein said tube bank portion at least.
Prestressed anchor backing plate of the present invention, the plate face of wherein said bearing plate is a rectangle, offers some connecting holes on the plate face of bearing plate.
Prestressed anchor backing plate of the present invention, the cross section of wherein said through hole and tube bank portion are circular.
Prestressed anchor backing plate of the present invention, the cross section of wherein said through hole and tube bank portion is a rectangle, the outer wall of described tube bank portion is provided with some ribs.
Prestressed anchor backing plate difference from prior art of the present invention is that prestressed anchor backing plate of the present invention is made of bearing plate and line concentration pipe two parts, bearing plate adopts metal material to make and is mainly used in the pressure that produces when carrying stretch-draw, and the employing of line concentration pipe is suitable for making as the nonmetals or the metal material of tubing, since the line concentration pipe in stretching process and be not used in the carrying stretch-draw pressure, it mainly is in order to retrain prestress wire, therefore the product that the tubing that adopts nonmetals or metal material to make can make anchor plate is standard more, also can reduce cost under the condition of ensuring the quality of products.
Connecting portion in the prestressed anchor backing plate of the present invention can adopt various ways that tube bank portion is fixed on the bearing plate; And the cross sectional shape of through hole on the bearing plate and tube bank portion can be designed to circle or rectangle according to the needs in the engineering.
Below in conjunction with accompanying drawing prestressed anchor backing plate of the present invention is described further.
Description of drawings
Fig. 1 is the front view of first kind of embodiment of prestressed anchor pad of the present invention;
Fig. 2 is the sound view of A-A direction among Fig. 1;
Fig. 3 is the front view of bearing plate in first kind of embodiment of prestressed anchor backing plate of the present invention;
Fig. 4 is the sectional view of B-B direction among Fig. 3;
Fig. 5 is the user mode figure of first kind of embodiment of prestressed anchor backing plate of the present invention;
Fig. 6 is the front view of second kind of embodiment of prestressed anchor pad of the present invention;
Fig. 7 is the sectional view of C-C direction among Fig. 6;
Fig. 8 is the front view of the third embodiment of prestressed anchor pad of the present invention;
Fig. 9 is the sectional view of D-D direction among Fig. 8.
The specific embodiment
As depicted in figs. 1 and 2, first kind of embodiment of prestressed anchor backing plate of the present invention is that square bearing plate 1 and line concentration pipe 2 two parts constitute by the plate face, offer manhole 3 on the bearing plate 1 perpendicular to pressure-bearing surface, line concentration pipe 2 comprises the tube bank portion 4 of connecting portion and a section and through hole 3 coaxial lines, tube bank portion 4 fixedlys connected with bearing plate 1 by connecting portion, bearing plate 1 is made for the metal material that is suitable for the receiving plate surface pressure, 35# steel for example, line concentration pipe 2 is made for the nonmetals that can be used as tubing, for example engineering plastics or glass fiber reinforced plastic.Be processed with two cyclic reinforcing ribs 13 on the outer wall of tube bank portion 4.
In conjunction with Fig. 3 and shown in Figure 4, the outer end of through hole 3 is provided with the stepped hole 9 that a sector hole directly is slightly larger than through hole 3, and the inner plate surface of bearing plate 1 is provided with the boss 11 around through hole 3, offers groove 12 on the sidewall of boss 11.The connecting portion of line concentration pipe 2 comprises the bound edge section 7 that is wrapped in bearing plate 1 inside and outside plate face and plate face periphery; Also comprise attached to the extension 8 on through hole 3 inwalls, the inner of extension 8 and the 4 one machine-shapings of tube bank portion, the outer end of extension 8 is installed in the stepped hole 9; And comprise snap ring 10, an end of snap ring 10 and the 4 one machine-shapings of tube bank portion, the other end of snap ring 10 is arranged in the groove 12, by above-mentioned three parts tube bank portion 4 is closely linked together with bearing plate 1.Offer injected hole 5 on the bearing plate 1, line concentration pipe 2 also comprises leads slurry pipe 6, and an end of leading slurry pipe 6 links to each other with bound edge section 7, and is connected with injected hole 5, and the other end of leading slurry pipe 6 is connected with the middle part of tube bank portion 4.Also offering 3 on the plate face of bearing plate 1 is used for being fixedly coupled hole 14 with beam slab.
As shown in Figure 5, the use of prestressed anchor mainly comprises following step: at first, before the fluid concrete beam slab, prestressed anchor backing plate and reinforcement spiral reinforcement 16 are separately fixed at the two ends of beam slab, cover in two relative tube bank portions 4 is loaded onto bellows 17, some steel strand 18 are penetrated in bearing plate 1, tube bank portion 4 and the bellows 17, utilize anchor slab 19 and intermediate plate 20 that the two ends of steel strand 18 are fixed; Then, fluid concrete beam slab; Then, utilize stretch-draw machine stretch-draw steel strand 18, anchor plate is exerted pressure to beam slab from both sides, thereby make beam slab produce certain radian; At last, the injected hole 5 from bearing plate 1 is concrete perfusion to tube bank portion 4 and bellows 17, and steel strand 18 are fixed in the beam slab.By above-mentioned work progress, make beam slab self have certain prestressing force.
The manufacturing process of prestressed anchor backing plate mainly comprises two steps in first kind of embodiment, at first the mode by hot investment casting processes bearing plate, and then offer corresponding injection mold, bearing plate is placed in the mould of injection machine, by injection molding way line concentration pipe and bearing plate being combined gets final product.
As shown in Figure 6 and Figure 7, the second kind of embodiment of prestressed anchor backing plate of the present invention and the difference of first kind of embodiment are that line concentration pipe 2 ' adopts metal material to make, tube bank portion 4 ' and bearing plate 1 ' welding are led the two ends of slurry pipe 6 ' and are welded with bearing plate 1 ' and tube bank portion 4 ' respectively.
As Fig. 8 and shown in Figure 9, the third embodiment of prestressed anchor backing plate of the present invention and the difference of first kind of embodiment are that the plate face of bearing plate 1 and the cross section of through hole 3 are rectangle, on the outer wall of tube bank portion 4, be processed with ribs 15, its mode of occupation and role and first kind of embodiment basically identical.
Above-described embodiment is described preferred implementation of the present invention; be not that scope of the present invention is limited; design under the prerequisite of spirit not breaking away from the present invention; various distortion and improvement that those of ordinary skills make technical scheme of the present invention all should fall in the definite protection domain of claims of the present invention.
Claims (10)
1. prestressed anchor backing plate, it is characterized in that: constitute by bearing plate (1) and line concentration pipe (2) two parts, offer through hole (3) on the described bearing plate (1) perpendicular to pressure-bearing surface, described line concentration pipe (2) comprises the tube bank portion (4) of connecting portion and a section and through hole (3) coaxial line, described tube bank portion (4) fixedlys connected with bearing plate (1) by connecting portion, described bearing plate (1) is made for the metal material that is suitable for the receiving plate surface pressure, and described line concentration pipe (2) is made for the nonmetals or the metal material that can be used as tubing.
2. prestressed anchor backing plate according to claim 1, it is characterized in that: offer injected hole (5) on the described bearing plate (1), described line concentration pipe (2) also comprises leads slurry pipe (6), a described end of leading slurry pipe (6) is connected with injected hole (5), leads the other end of slurry pipe (6) and the middle part of tube bank portion (4) and is fixedly linked logical.
3. prestressed anchor backing plate according to claim 2, it is characterized in that: described line concentration pipe (2 ') is made for metal material, described tube bank portion (4 ') and bearing plate (1 ') welding, weld with bearing plate (1 ') and tube bank portion (4 ') respectively at described two ends of leading slurry pipe (6 ').
4. prestressed anchor backing plate according to claim 2 is characterized in that: described line concentration pipe (2) is made for nonmetals, and described connecting portion comprises the bound edge section (7) that is wrapped in bearing plate (1) plate face periphery.
5. prestressed anchor backing plate according to claim 4, it is characterized in that: described connecting portion comprises attached to the extension (8) on through hole (3) inwall, one end of described through hole (3) is provided with the stepped hole (9) that a sector hole directly is slightly larger than through hole (3), the inner of described extension (8) and tube bank portion (4) connect as one, and the outer end of extension (8) is installed in the stepped hole (9).
6. prestressed anchor backing plate according to claim 4, it is characterized in that: described connecting portion comprises snap ring (10), the plate face of described bearing plate (1) is provided with the boss (11) around through hole (3), offer groove (12) on the sidewall of described boss (11), one end of described snap ring (10) and tube bank portion (4) connect as one, and the other end of snap ring (10) is arranged in the groove (12).
7. the prestressed anchor backing plate one of described according to claim 1 to 6 is characterized in that: be provided with a cyclic reinforcing rib (13) on the outer wall of described tube bank portion (4) at least.
8. the prestressed anchor backing plate one of described according to claim 1 to 6, it is characterized in that: the plate face of described bearing plate (1) is a rectangle, offers some connecting holes (14) on the plate face of bearing plate (1).
9. the prestressed anchor backing plate one of described according to claim 1 to 6 is characterized in that: the cross section of described through hole (3) and tube bank portion (4) is for circular.
10. the prestressed anchor backing plate one of described according to claim 1 to 6 is characterized in that: described through hole (3) is a rectangle with the cross section of tube bank portion (4), and the outer wall of described tube bank portion (4) is provided with some ribs (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105312270A CN101974960A (en) | 2010-11-03 | 2010-11-03 | Pre-stressed anchor backing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105312270A CN101974960A (en) | 2010-11-03 | 2010-11-03 | Pre-stressed anchor backing plate |
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| Publication Number | Publication Date |
|---|---|
| CN101974960A true CN101974960A (en) | 2011-02-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105312270A Pending CN101974960A (en) | 2010-11-03 | 2010-11-03 | Pre-stressed anchor backing plate |
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| CN (1) | CN101974960A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359232A (en) * | 2011-11-04 | 2012-02-22 | 成都市虹筑路桥机械有限公司 | High-strength anchor backing plate |
| WO2012058808A1 (en) * | 2010-11-03 | 2012-05-10 | 杭州神列锻压件有限公司 | Pre-stressed anchor backing plate |
| CN102535754A (en) * | 2012-02-10 | 2012-07-04 | 成都市虹筑路桥机械有限公司 | High-strength anchor base plate |
| CN105040911A (en) * | 2015-07-03 | 2015-11-11 | 天津鑫坤泰预应力专业技术有限公司 | Anchor backing plate utilizing clamp slot to fix reducer union |
| CN106881566A (en) * | 2017-03-03 | 2017-06-23 | 马鞍山市兴隆铸造有限公司 | A kind of processing technology of anchor plate |
| CN107190917A (en) * | 2017-04-19 | 2017-09-22 | 柳州市邱姆预应力机械有限公司 | Welded type anchor plate and preparation method thereof |
| CN109469121A (en) * | 2018-12-28 | 2019-03-15 | 云南建投第勘察设计有限公司 | A kind of anchor plate device of New Anchor Cable fundamental test |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1287202A (en) * | 1999-09-03 | 2001-03-14 | 柳州欧维姆建筑机械有限公司 | Vacuum grouting process and its sealed anchor cable |
| US20020007604A1 (en) * | 2000-07-21 | 2002-01-24 | Wallstein Alexander I. | Intermediate anchorage for concrete structures |
| CN1442589A (en) * | 2002-03-05 | 2003-09-17 | 柳州市建筑机械总厂 | Anchored liner plate |
| US6761002B1 (en) * | 2002-12-03 | 2004-07-13 | Felix L. Sorkin | Connector assembly for intermediate post-tension anchorage system |
| CN101629441A (en) * | 2008-07-18 | 2010-01-20 | 柳州欧维姆机械股份有限公司 | Combined type anchor padding plate and method for manufacturing same |
| US7676997B1 (en) * | 2005-11-15 | 2010-03-16 | Sorkin Felix L | Tendon tensioning anchor system having polymeric encapsulation with reduced shrinkage effects |
| CN201896405U (en) * | 2010-11-03 | 2011-07-13 | 杭州神列锻压件有限公司 | Backing plate for pre-stressing anchor |
-
2010
- 2010-11-03 CN CN2010105312270A patent/CN101974960A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1287202A (en) * | 1999-09-03 | 2001-03-14 | 柳州欧维姆建筑机械有限公司 | Vacuum grouting process and its sealed anchor cable |
| US20020007604A1 (en) * | 2000-07-21 | 2002-01-24 | Wallstein Alexander I. | Intermediate anchorage for concrete structures |
| CN1442589A (en) * | 2002-03-05 | 2003-09-17 | 柳州市建筑机械总厂 | Anchored liner plate |
| US6761002B1 (en) * | 2002-12-03 | 2004-07-13 | Felix L. Sorkin | Connector assembly for intermediate post-tension anchorage system |
| US7676997B1 (en) * | 2005-11-15 | 2010-03-16 | Sorkin Felix L | Tendon tensioning anchor system having polymeric encapsulation with reduced shrinkage effects |
| CN101629441A (en) * | 2008-07-18 | 2010-01-20 | 柳州欧维姆机械股份有限公司 | Combined type anchor padding plate and method for manufacturing same |
| CN201896405U (en) * | 2010-11-03 | 2011-07-13 | 杭州神列锻压件有限公司 | Backing plate for pre-stressing anchor |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012058808A1 (en) * | 2010-11-03 | 2012-05-10 | 杭州神列锻压件有限公司 | Pre-stressed anchor backing plate |
| CN102359232A (en) * | 2011-11-04 | 2012-02-22 | 成都市虹筑路桥机械有限公司 | High-strength anchor backing plate |
| CN102535754A (en) * | 2012-02-10 | 2012-07-04 | 成都市虹筑路桥机械有限公司 | High-strength anchor base plate |
| CN102535754B (en) * | 2012-02-10 | 2015-11-18 | 成都市虹筑路桥机械有限公司 | A kind of high-strength anchor base plate |
| CN105040911A (en) * | 2015-07-03 | 2015-11-11 | 天津鑫坤泰预应力专业技术有限公司 | Anchor backing plate utilizing clamp slot to fix reducer union |
| CN106881566A (en) * | 2017-03-03 | 2017-06-23 | 马鞍山市兴隆铸造有限公司 | A kind of processing technology of anchor plate |
| CN107190917A (en) * | 2017-04-19 | 2017-09-22 | 柳州市邱姆预应力机械有限公司 | Welded type anchor plate and preparation method thereof |
| CN109469121A (en) * | 2018-12-28 | 2019-03-15 | 云南建投第勘察设计有限公司 | A kind of anchor plate device of New Anchor Cable fundamental test |
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| PB01 | Publication | ||
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Application publication date: 20110216 |