CN204531182U - The clipping ground tackle of a kind of intermediate plate type CFRP muscle - Google Patents
The clipping ground tackle of a kind of intermediate plate type CFRP muscle Download PDFInfo
- Publication number
- CN204531182U CN204531182U CN201520164166.7U CN201520164166U CN204531182U CN 204531182 U CN204531182 U CN 204531182U CN 201520164166 U CN201520164166 U CN 201520164166U CN 204531182 U CN204531182 U CN 204531182U
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- China
- Prior art keywords
- intermediate plate
- pressing plate
- cfrp muscle
- ground tackle
- wedge shape
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Abstract
The utility model discloses the clipping ground tackle of a kind of intermediate plate type CFRP muscle, comprising: metal shell and pretension pressing plate, the clipping ground tackle of described intermediate plate type CFRP muscle also comprises: wedge shape intermediate plate, soft metal protective sleeve, shrouding and spring; Described wedge shape intermediate plate is arranged in described metal shell, and the CFRP muscle being socketed with described soft metal protective sleeve penetrates in described wedge shape intermediate plate; Described spring housing is connected on described pretension pressing plate, and described pretension pressing plate presses down described wedge shape intermediate plate, for applying pretightning force to CFRP muscle; Described shrouding pierces into described metal shell and fixes.The clipping ground tackle of this intermediate plate type CFRP muscle has larger clamping force, can the horizontal enhancement mode CFRP muscle of anchoring effectively.The internal tooth of intermediate plate can bite soft metal protective sleeve, reduces the slippage of ground tackle inside.Soft metal protective sleeve can protect CFRP muscle effectively, reduces the clamping force of intermediate plate.Shrouding can play the effect of stationary wedge intermediate plate, prevents it from skidding off metal shell.
Description
Technical field
The prestressed reinforced concrete construction chord that the utility model relates in civil engineering props up construction applications, particularly relates to the clipping ground tackle of a kind of intermediate plate type CFRP muscle.
Background technology
Carbon fiber composite reinforcement and twisted wire (Carbon Fiber Reinforced Polymer, CFRP) have been applied in prestressed structure and have replaced steel cable, but the lateral stressed performance of CFRP muscle is more weak, needs special anchorage style.The volume of the clipping ground tackle of current existing CFRP muscle is comparatively large, and chucking power is lower, install and use inconvenience, poor universality.Therefore, for horizontal enhancement mode CFRP muscle, design the clipping ground tackle of wide-angle intermediate plate type CFRP muscle that a kind of volume is little, easy to use.
Utility model content
The utility model provides the clipping ground tackle of a kind of intermediate plate type CFRP muscle, and the purpose of this utility model is the anchorage problem solving CFRP muscle, makes wide-angle intermediate plate type CFRP muscle better be applied to prestressed reinforced concrete construction chord and props up structure, described below:
The clipping ground tackle of a kind of intermediate plate type CFRP muscle, comprising: metal shell and pretension pressing plate, the clipping ground tackle of described intermediate plate type CFRP muscle also comprises: wedge shape intermediate plate, soft metal protective sleeve, shrouding and spring;
Described wedge shape intermediate plate is arranged in described metal shell, and the CFRP muscle being socketed with described soft metal protective sleeve penetrates in described wedge shape intermediate plate;
Described spring housing is connected on described pretension pressing plate, and described pretension pressing plate presses down described wedge shape intermediate plate, for applying pretightning force to CFRP muscle; Described shrouding pierces into described metal shell and fixes.
Further, described metal shell comprises: intermediate plate backstay groove, shrouding detent; Described wedge shape intermediate plate comprises: intermediate plate backstay; Described intermediate plate backstay aligns with described intermediate plate backstay groove, and described shrouding pierces in described shrouding detent.
Wherein, described pretension pressing plate comprises: pressing plate bar and pressing plate; Screw thread is provided with outside described pressing plate bar; Described metal shell also comprises: pressing plate rod aperture, is provided with screw thread inside described pressing plate rod aperture; Described pressing plate bar penetrates described pressing plate rod aperture and fixes.
Further, described wedge shape intermediate plate also comprises: the intermediate plate of two-piece type, is provided with tooth inside described intermediate plate, perforate diamondwise after the alignment of two panels intermediate plate.
Wherein, described soft metal protective sleeve length is 60mm, and cut in half along length, wall thickness is more than or equal to 1mm, and cutting gap is more than or equal to 0.5mm.Described shrouding is rectangle plate, thickness 2 to 3mm.
Described spring inside diameter and described pressing plate shank diameter match, and are socketed on described pressing plate bar.
The beneficial effect of the technical scheme that the utility model provides is: the clipping ground tackle of this intermediate plate type CFRP muscle has larger clamping force, can the horizontal enhancement mode CFRP muscle of anchoring effectively.Ground tackle small volume, easy for installation, use spanner that can be artificial applies pretightning force, is convenient to execute-in-place.The internal tooth of intermediate plate can bite soft metal protective sleeve, reduces the slippage of ground tackle inside.Soft metal protective sleeve can protect CFRP muscle effectively, reduces the clamping force of intermediate plate, avoids CFRP muscle to fracture in ground tackle.Shrouding can play the effect of stationary wedge intermediate plate, prevents it from skidding off metal shell.
Accompanying drawing explanation
Fig. 1 is the clipping ground tackle graphics of CFRP muscle;
Fig. 2 is the clipping ground tackle plan view of CFRP muscle;
Fig. 3 is wedge grip plate plane figure;
Fig. 4 is pretension pressing plate and spring schematic diagram;
Fig. 5 is soft metal protective sleeve schematic diagram.
In accompanying drawing, the list of parts representated by each label is as follows:
1: metal shell; 2: pretension pressing plate;
3: wedge shape intermediate plate; 4: soft metal protective sleeve;
5: shrouding; 6: spring;
1-1: intermediate plate backstay groove; 1-2: shrouding detent;
2-1: pressing plate bar; 2-2: pressing plate;
3-1: intermediate plate backstay; 3-2: intermediate plate.
Wherein, in figure, dimensional units is mm.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below the utility model embodiment is described in further detail.
The utility model is for solving in known technology the technical problem that exists and the clipping ground tackle of wide-angle intermediate plate type CFRP muscle that provides a kind of prestressed reinforced concrete construction chord to prop up structure to use, this ground tackle can the horizontal enhancement mode CFRP muscle of anchoring effectively, and this ground tackle small volume, easy to use, there is larger versatility, see Fig. 1 to Fig. 5, described below:
The clipping ground tackle of a kind of intermediate plate type CFRP muscle, is mainly used in wide-angle intermediate plate type CFRP muscle, comprises: metal shell 1, pretension pressing plate 2, wedge shape intermediate plate 3, soft metal protective sleeve 4, shrouding 5 and spring 6.
Wedge shape intermediate plate 3 is arranged in metal shell 1, and the CFRP muscle being socketed with soft metal protective sleeve 4 penetrates in wedge shape intermediate plate 3, and pretension pressing plate 2, for pressing down wedge shape intermediate plate 3, plays effect CFRP muscle being applied to pretightning force; Shrouding 5 pierces into metal shell 1 and fixes.
Wherein, metal shell 1 is rectangle, and the inclined plane angle inside the right and left is 6 ° ~ 10 °, is provided with intermediate plate backstay groove 1-1, shrouding detent 1-2 and pressing plate rod aperture (not shown).The angle of inclination of intermediate plate backstay groove 1-1 is 6 ° ~ 10 °, establishes screw thread in pressing plate rod aperture.
Pretension pressing plate 2 comprises pressing plate bar 2-1 and pressing plate 2-2 two parts, pressing plate 2-2 is highly less than or equal to 5mm, be threaded outside pressing plate bar 2-1 (pressing plate bar 2-1 is through pressing plate rod aperture), pressing plate bar 2-1 end is provided with connector, applying pretightning force for connecting spanner, after having applied pretightning force, removing spanner.
Wedge shape intermediate plate 3 is two-piece type, comprise intermediate plate backstay 3-1 and intermediate plate 3-2 two parts, intermediate plate 3-2 lateral surface angle of inclination is 6 ° ~ 10 °, two planes with the tooth being highly 1mm are made into inside every sheet intermediate plate 3-2, perforate diamondwise after two panels intermediate plate 3-2 aligns, the diagonal of rhombus is 5 to 12mm, and the groove height that intermediate plate 3-2 mates with pretension pressing plate 2 is more than or equal to 8mm, intermediate plate backstay 3-1 is cylinder, and length is 8 to 10mm.
Soft metal protective sleeve 4 length is 60mm's, cuts in half along length, and the wall thickness of pipe is more than or equal to 1mm, and cutting gap is more than or equal to 0.5mm.
Shrouding 5 is rectangle plate, thickness 2 to 3mm; Spring 6 internal diameter and pressing plate bar 2-1 diameter match, and are enclosed within pressing plate rod member.
When adopting above-mentioned specifications parameter, the quality of fit of ground tackle all parts is greater than 95%, and can reach best repercussion effect, anchoring efficiency is greater than 95%, and anchoring stability is greater than 95%.
During specific implementation, metal shell 1, pretension pressing plate 2, wedge shape intermediate plate 3 casting.In metal shell 1, lateral incline and wedge shape intermediate plate 3 inclined plane are 8 °, and in wedge shape intermediate plate 3, tooth height is 1mm.Soft metal protective sleeve 4 adopts wall thickness to be the aluminum pipe of 1mm, and use the tungsten filament that thickness is 0.5mm to cut into two halves along length, blasting treatment is carried out in inner side and outer side.During installation, wedge shape intermediate plate 3 is put into metal shell 1, the intermediate plate backstay 3-1 of wedge shape intermediate plate 3 aligns with intermediate plate backstay groove 1-1, and the CFRP muscle with soft metal protective sleeve is penetrated in wedge shape intermediate plate 3.Then spanner is connected with pressing plate bar 2-1 and applies pretightning force, until cannot spanner be turned.Finally shrouding 5 is pierced in the shrouding detent 1-2 of metal shell 1.
The utility model embodiment is to the model of each device except doing specified otherwise, and the model of other devices does not limit, as long as can complete the device of above-mentioned functions.
It will be appreciated by those skilled in the art that accompanying drawing is the schematic diagram of a preferred embodiment, above-mentioned the utility model embodiment sequence number, just to describing, does not represent the quality of embodiment.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. the clipping ground tackle of intermediate plate type CFRP muscle, comprising: metal shell and pretension pressing plate, is characterized in that, the clipping ground tackle of described intermediate plate type CFRP muscle also comprises: wedge shape intermediate plate, soft metal protective sleeve, shrouding and spring;
Described wedge shape intermediate plate is arranged in described metal shell, and the CFRP muscle being socketed with described soft metal protective sleeve penetrates in described wedge shape intermediate plate;
Described spring housing is connected on described pretension pressing plate, and described pretension pressing plate presses down described wedge shape intermediate plate, for applying pretightning force to CFRP muscle; Described shrouding pierces into described metal shell and fixes.
2. the clipping ground tackle of a kind of intermediate plate type CFRP muscle according to claim 1, is characterized in that,
Described metal shell comprises: intermediate plate backstay groove, shrouding detent;
Described wedge shape intermediate plate comprises: intermediate plate backstay;
Described intermediate plate backstay aligns with described intermediate plate backstay groove, and described shrouding pierces in described shrouding detent.
3. the clipping ground tackle of a kind of intermediate plate type CFRP muscle according to claim 1, is characterized in that,
Described pretension pressing plate comprises: pressing plate bar and pressing plate; Screw thread is provided with outside described pressing plate bar;
Described metal shell also comprises: pressing plate rod aperture, is provided with screw thread inside described pressing plate rod aperture;
Described pressing plate bar penetrates described pressing plate rod aperture and fixes.
4. the clipping ground tackle of a kind of intermediate plate type CFRP muscle according to claim 1 and 2, is characterized in that, described wedge shape intermediate plate also comprises: the intermediate plate of two-piece type,
Tooth is provided with, perforate diamondwise after the alignment of two panels intermediate plate inside described intermediate plate.
5. the clipping ground tackle of a kind of intermediate plate type CFRP muscle according to claim 1, is characterized in that, described soft metal protective sleeve length is 60mm, and cut in half along length, wall thickness is more than or equal to 1mm, and cutting gap is more than or equal to 0.5mm.
6. the clipping ground tackle of a kind of intermediate plate type CFRP muscle according to claim 1, is characterized in that, described shrouding is rectangle plate, thickness 2 to 3mm.
7. the clipping ground tackle of a kind of intermediate plate type CFRP muscle according to claim 3, is characterized in that, described spring inside diameter and described pressing plate shank diameter match, and are socketed on described pressing plate bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520164166.7U CN204531182U (en) | 2015-03-23 | 2015-03-23 | The clipping ground tackle of a kind of intermediate plate type CFRP muscle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520164166.7U CN204531182U (en) | 2015-03-23 | 2015-03-23 | The clipping ground tackle of a kind of intermediate plate type CFRP muscle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204531182U true CN204531182U (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520164166.7U Expired - Fee Related CN204531182U (en) | 2015-03-23 | 2015-03-23 | The clipping ground tackle of a kind of intermediate plate type CFRP muscle |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104695629A (en) * | 2015-03-23 | 2015-06-10 | 天津大学 | Clamping piece type CFRP rib clamping anchorage device |
| CN106077366A (en) * | 2016-08-26 | 2016-11-09 | 中冶建工集团有限公司 | A kind of upsetter steel bar clamping structure |
| CN109057163A (en) * | 2018-09-29 | 2018-12-21 | 朱建玉 | Ready-package prestressing force Special ground tackle |
| CN112665984A (en) * | 2021-01-08 | 2021-04-16 | 安徽理工大学 | Wedge-shaped clamp for testing uniaxial tensile property of rock |
-
2015
- 2015-03-23 CN CN201520164166.7U patent/CN204531182U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104695629A (en) * | 2015-03-23 | 2015-06-10 | 天津大学 | Clamping piece type CFRP rib clamping anchorage device |
| CN106077366A (en) * | 2016-08-26 | 2016-11-09 | 中冶建工集团有限公司 | A kind of upsetter steel bar clamping structure |
| CN106077366B (en) * | 2016-08-26 | 2018-01-26 | 中冶建工集团有限公司 | A kind of upsetter steel bar clamping structure |
| CN109057163A (en) * | 2018-09-29 | 2018-12-21 | 朱建玉 | Ready-package prestressing force Special ground tackle |
| CN112665984A (en) * | 2021-01-08 | 2021-04-16 | 安徽理工大学 | Wedge-shaped clamp for testing uniaxial tensile property of rock |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20170323 |
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| CF01 | Termination of patent right due to non-payment of annual fee |