CN104746803A - Carbon fiber plate anchor gear - Google Patents
Carbon fiber plate anchor gear Download PDFInfo
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- CN104746803A CN104746803A CN201510153756.4A CN201510153756A CN104746803A CN 104746803 A CN104746803 A CN 104746803A CN 201510153756 A CN201510153756 A CN 201510153756A CN 104746803 A CN104746803 A CN 104746803A
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- carbon fiber
- clapboard
- plate
- wedge shape
- groove
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Abstract
The invention discloses a carbon fiber plate anchor gear. The carbon fiber plate anchor gear comprises an anchor plate and a clamping piece group, wherein a wedged through hole with a cross section gradually increased from the front end to the rear end of the anchor plate is formed in the anchor plate, a curved surface is arranged on the front end of the anchor plate, the clamping piece group comprises an upper wedged plate and a lower wedged plate, the upper wedged plate and the lower wedged plate clamp a carbon fiber plate to be matched with the wedged through hole, a clamping surface of the upper wedged plate is a waveform surface, and a groove is formed in the clamping surface of the lower wedged plate. By adopting the carbon fiber plate anchor gear with the structure, the carbon fiber plate can be effectively clamped, the anchor performance can be guaranteed, the stress concentration of the carbon fiber plate can be avoided, the limit strength of the carbon fiber plate can be adequately played, and the service life of the carbon fiber plate can be guaranteed.
Description
Technical field
The present invention relates to civil engineering reinforcement and field of reinforcement, be specifically related to a kind of carbon beaverboard anchorage.
Background technology
The one side that in regulation, clapboard contacts with carbon fiber board is the clamping face of upper clapboard, the one side that lower clapboard contacts with carbon fiber board is the clamping face of lower clapboard, the small size end of upper clapboard is front end, large scale end is rear end, the small size end of lower clapboard is front end, and large scale end is rear end.
In recent years, the high strength complex fiber material such as carbon fiber board is widely used in the field of reinforcement of civil construction project.Normally carbon fiber board is pasted onto the intensity that the surface being reinforced component is used for improving component.If by being anchored in the surface of component after carbon fiber board stretch-draw, the flexural strength of component, crack resistance can be improved, the service efficiency of complex fiber material can also be improved, reducing reinforcement cost.
Prestressed consolidation technology is adopted to need stretch-draw and anchoring carbon fiber sheet, although carbon fiber sheet has higher hot strength, but its anti-shear performance is poor, be not easy to anchoring, traditional skin friction and bolt-locking is relied on to realize clamping and the anchoring of carbon fiber board, easy appearance is not clamping, skid and the phenomenon such as bolt looseness, its functional reliability is poor, in addition, when using existing ground tackle anchoring carbon fiber sheet, easily cause carbon fiber board stress to concentrate, affect ultimate strength and the application life of carbon fiber board.
In sum, the defect that a kind of new carbon beaverboard anchorage exists to overcome existing carbon beaverboard anchorage is badly in need of.
Summary of the invention
In view of this, the object of this invention is to provide a kind of carbon beaverboard anchorage, effectively can not only clamp carbon fiber sheet, guarantee anchoring property, and carbon fiber board stress can be avoided to concentrate, give full play to the ultimate strength of carbon fiber board and guarantee its application life.
The present invention is solved the problem by following technological means: a kind of carbon beaverboard anchorage, comprise anchor slab and intermediate plate group, be provided with in described anchor slab from anchor slab front end to the wedge shape through hole that rear end cross-sectional area increases gradually, anchor slab front end is provided with curved surface, described intermediate plate group comprises clapboard and lower clapboard, coordinate with wedge shape through hole after upper clapboard and lower wedge shape board clamping carbon fiber board, the clamping face of upper clapboard is wavy surface, and the clamping face of lower clapboard is provided with groove.
Further, the front end of described upper clapboard is provided with the arcwall face be communicated with its clamping face, and the front end of described lower clapboard is also provided with the arcwall face be communicated with its clamping face.
Further, the amplitude of described wavy surface projection increases to rear end gradually from upper clapboard front end.
Further, described wavy surface and matching grooves.
Further, the clamping face of described lower clapboard is provided with multiple draw-in groove, in described draw-in groove, is provided with the anti-slop serrations be slidably connected with draw-in groove, be connected with bottom draw-in groove by spring bottom described anti-slop serrations.
Further, described anchor slab is made up of carbide alloy, and described upper clapboard and lower clapboard are made by soft alloy.
Further, coordinate with wedge shape through hole after described upper clapboard and lower wedge shape board clamping carbon fiber board, between the small size end of wedge shape through hole and upper and lower clapboard, all there is gap.
Beneficial effect of the present invention: carbon beaverboard anchorage of the present invention, comprise anchor slab and intermediate plate group, be provided with in described anchor slab from anchor slab front end to the wedge shape through hole that rear end cross-sectional area increases gradually, anchor slab front end is provided with curved surface, described intermediate plate group comprises clapboard and lower clapboard, coordinate with wedge shape through hole after upper clapboard and lower wedge shape board clamping carbon fiber board, the clamping face of upper clapboard is wavy surface, and the clamping face of lower clapboard is provided with groove.The carbon beaverboard anchorage of this structure, effectively can not only clamp carbon fiber sheet, guarantee anchoring property, and carbon fiber board stress can be avoided to concentrate, and gives full play to the ultimate strength of carbon fiber board and guarantees its application life.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 is structural representation of the present invention.
Fig. 2 is sectional view.
Detailed description of the invention
Below with reference to accompanying drawing, the present invention is described in detail, as shown in Figure 1-2: a kind of carbon beaverboard anchorage, comprise anchor slab 1 and intermediate plate group, be provided with in described anchor slab from anchor slab front end to the wedge shape through hole 2 that rear end cross-sectional area increases gradually, anchor slab front end is provided with curved surface 3, described intermediate plate group comprises clapboard 4 and lower clapboard 5, coordinate with wedge shape through hole after upper clapboard and lower wedge shape board clamping carbon fiber board, the clamping face of upper clapboard is wavy surface 41, the design of wavy surface considers thickness of slab and curvature effect, the clamping face of lower clapboard is provided with groove 51, described wavy surface and matching grooves, the clamping face of described upper clapboard and lower clapboard is provided with one deck epoxies colloid, described anchor slab is made up of carbide alloy, also can be made up of other composite materials, described upper clapboard and lower clapboard are made by soft alloy, also can be made up of other composite materials.During use, carbon fiber board or other complex fiber materials are clamped between upper clapboard and lower clapboard, then upper and lower clapboard are closed up rear and wedge shape through hole tight fit, utilize wedge effect to lock.The carbon beaverboard anchorage of this structure, on the one hand, locked by wedge effect, make locking more reliable, on the other hand, wavy surface and groove fit, increase the frictional force of clamping face, ensure that clamping and the anchoring effect of the composite material sheets such as carbon fiber board, in addition, the front end of anchor slab is provided with curved surface, and carbon fiber board stress when tension can be avoided to concentrate, and can give full play to the ultimate strength of carbon fiber board and guarantee its application life.
As the further improvement of technique scheme, the front end of described upper clapboard is provided with the arcwall face 6 be communicated with its clamping face, and the front end of described lower clapboard is also provided with the arcwall face be communicated with its clamping face.Arcwall face makes carbon fiber board stressed more even on stretch-draw direction, avoids carbon fiber board to be cut off in front end simultaneously.
As the further improvement of technique scheme, the amplitude of described wavy surface projection increases to rear end gradually from upper clapboard front end.This just makes the projection near upper clapboard front end relatively mild, and because carbon fiber board is the closer to upper clapboard front end, suffered pretension is larger, and relatively mild projection can avoid carbon fiber board to be cut off further.
As the further improvement of technique scheme, the clamping face of described lower clapboard is provided with multiple draw-in groove 7, is provided with the anti-slop serrations 8 be slidably connected with draw-in groove in described draw-in groove, is connected with bottom draw-in groove by spring 9 bottom described anti-slop serrations.During original state, an anti-slop serrations part is positioned at draw-in groove, and a part is exposed outside draw-in groove, clamping carbon fiber board process in, anti-slop serrations under the impetus of spring force, with carbon fiber board close contact, energy increasing friction force, avoids skidding, improves anchoring effect further.
As the further improvement of technique scheme, coordinate with wedge shape through hole after described upper clapboard and lower wedge shape board clamping carbon fiber board, all there is gap 10 between the small size end of wedge shape through hole and upper and lower clapboard, the existence in gap can further avoid carbon fiber board and be sheared destruction.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (7)
1. a carbon beaverboard anchorage, it is characterized in that: comprise anchor slab (1) and intermediate plate group, be provided with in described anchor slab from anchor slab front end to the wedge shape through hole (2) that rear end cross-sectional area increases gradually, anchor slab front end is provided with curved surface (3), described intermediate plate group comprises clapboard (4) and lower clapboard (5), coordinate with wedge shape through hole after upper clapboard and lower wedge shape board clamping carbon fiber board, the clamping face of upper clapboard is wavy surface (41), the clamping face of lower clapboard is provided with groove (51).
2. carbon beaverboard anchorage according to claim 1, is characterized in that: the front end of described upper clapboard is provided with the arcwall face (6) be communicated with its clamping face, and the front end of described lower clapboard is also provided with the arcwall face be communicated with its clamping face.
3. carbon beaverboard anchorage according to claim 2, is characterized in that: the amplitude of described wavy surface projection increases to rear end gradually from upper clapboard front end.
4. carbon beaverboard anchorage according to claim 3, is characterized in that: described wavy surface and matching grooves.
5. the carbon beaverboard anchorage according to claim 1-4 any one, it is characterized in that: the clamping face of described lower clapboard is provided with multiple draw-in groove (7), be provided with the anti-slop serrations (8) be slidably connected with draw-in groove in described draw-in groove, be connected with bottom draw-in groove by spring (9) bottom described anti-slop serrations.
6. carbon beaverboard anchorage according to claim 5, is characterized in that: described anchor slab is made up of carbide alloy, and described upper clapboard and lower clapboard are made by soft alloy.
7. carbon beaverboard anchorage according to claim 6, is characterized in that: coordinate with wedge shape through hole after described upper clapboard and lower wedge shape board clamping carbon fiber board, all there is gap (10) between the small size end of wedge shape through hole and upper and lower clapboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510153756.4A CN104746803A (en) | 2015-04-02 | 2015-04-02 | Carbon fiber plate anchor gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510153756.4A CN104746803A (en) | 2015-04-02 | 2015-04-02 | Carbon fiber plate anchor gear |
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| Publication Number | Publication Date |
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| CN104746803A true CN104746803A (en) | 2015-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510153756.4A Pending CN104746803A (en) | 2015-04-02 | 2015-04-02 | Carbon fiber plate anchor gear |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105442759A (en) * | 2015-12-15 | 2016-03-30 | 重庆科技学院 | Non-return carbon fiber plate anchor device |
| CN105569272A (en) * | 2015-12-15 | 2016-05-11 | 重庆科技学院 | Pawl-type carbon fiber plate anchor |
| CN109629462A (en) * | 2019-01-17 | 2019-04-16 | 上海悍马建筑科技有限公司 | Pre-stressed carbon fiber tension ground tackle |
| CN114370013A (en) * | 2022-03-18 | 2022-04-19 | 北京科技大学 | Variable-curvature clamping type anchorage device suitable for FRP (fiber reinforced plastic) plate and design method |
| CN115478707A (en) * | 2022-09-30 | 2022-12-16 | 中国人民解放军陆军工程大学 | High-bearing extrusion type anchorage device suitable for multi-layer carbon fiber plate cable and using method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2262120A1 (en) * | 1972-12-19 | 1974-06-27 | Max Paul & Soehne Maschf | ANCHORING FOR LONG ELEVATED TENSION STRUCTURES, IN PARTICULAR FOR TENSIONING ROPES IN PRE-TENSIONED STRUCTURAL PARTS |
| CN101851985A (en) * | 2010-05-27 | 2010-10-06 | 卓清 | Articulated anchor and prestress tensioning method of high strength fibre composite sheet |
| CN103741886A (en) * | 2013-12-21 | 2014-04-23 | 广西科技大学 | Jaw vice anchorage for stretching carbon fiber boards |
| CN103758289A (en) * | 2013-12-21 | 2014-04-30 | 广西科技大学 | Strand tapered anchorage for tension of carbon fiber plate |
| CN104278631A (en) * | 2014-10-11 | 2015-01-14 | 洛阳双瑞特种装备有限公司 | Anchor with automatic clamping functional structures and carbon fiber plate |
| CN204510623U (en) * | 2015-04-02 | 2015-07-29 | 招商局重庆交通科研设计院有限公司 | Carbon beaverboard anchorage |
-
2015
- 2015-04-02 CN CN201510153756.4A patent/CN104746803A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2262120A1 (en) * | 1972-12-19 | 1974-06-27 | Max Paul & Soehne Maschf | ANCHORING FOR LONG ELEVATED TENSION STRUCTURES, IN PARTICULAR FOR TENSIONING ROPES IN PRE-TENSIONED STRUCTURAL PARTS |
| CN101851985A (en) * | 2010-05-27 | 2010-10-06 | 卓清 | Articulated anchor and prestress tensioning method of high strength fibre composite sheet |
| CN103741886A (en) * | 2013-12-21 | 2014-04-23 | 广西科技大学 | Jaw vice anchorage for stretching carbon fiber boards |
| CN103758289A (en) * | 2013-12-21 | 2014-04-30 | 广西科技大学 | Strand tapered anchorage for tension of carbon fiber plate |
| CN104278631A (en) * | 2014-10-11 | 2015-01-14 | 洛阳双瑞特种装备有限公司 | Anchor with automatic clamping functional structures and carbon fiber plate |
| CN204510623U (en) * | 2015-04-02 | 2015-07-29 | 招商局重庆交通科研设计院有限公司 | Carbon beaverboard anchorage |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105442759A (en) * | 2015-12-15 | 2016-03-30 | 重庆科技学院 | Non-return carbon fiber plate anchor device |
| CN105569272A (en) * | 2015-12-15 | 2016-05-11 | 重庆科技学院 | Pawl-type carbon fiber plate anchor |
| CN109629462A (en) * | 2019-01-17 | 2019-04-16 | 上海悍马建筑科技有限公司 | Pre-stressed carbon fiber tension ground tackle |
| CN114370013A (en) * | 2022-03-18 | 2022-04-19 | 北京科技大学 | Variable-curvature clamping type anchorage device suitable for FRP (fiber reinforced plastic) plate and design method |
| CN115478707A (en) * | 2022-09-30 | 2022-12-16 | 中国人民解放军陆军工程大学 | High-bearing extrusion type anchorage device suitable for multi-layer carbon fiber plate cable and using method thereof |
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Application publication date: 20150701 |
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