CN204385943U - A kind of assembling band erects steel-wooden buckling restrained brace that embedding FRP strengthens - Google Patents
A kind of assembling band erects steel-wooden buckling restrained brace that embedding FRP strengthens Download PDFInfo
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- CN204385943U CN204385943U CN201420871607.2U CN201420871607U CN204385943U CN 204385943 U CN204385943 U CN 204385943U CN 201420871607 U CN201420871607 U CN 201420871607U CN 204385943 U CN204385943 U CN 204385943U
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- laminated wood
- wood
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- 239000002023 wood Substances 0.000 claims abstract description 60
- 230000000452 restraining effect Effects 0.000 claims abstract description 24
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 13
- 239000004917 carbon fiber Substances 0.000 claims abstract description 13
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 10
- 239000003351 stiffener Substances 0.000 claims abstract description 7
- 238000004026 adhesive bonding Methods 0.000 claims description 8
- 230000002708 enhancing effect Effects 0.000 abstract description 2
- 238000003801 milling Methods 0.000 description 7
- 238000005498 polishing Methods 0.000 description 7
- 239000004576 sand Substances 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000032798 delamination Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005493 welding type Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model discloses steel-wooden buckling restrained brace that a kind of assembling band erects embedding FRP enhancing, comprise core, restraining tube, non-cohesive material or air layer, described core comprises linkage section, changeover portion, core work section, limiting card and stiffener, the two ends of described core work section are connected with linkage section by changeover portion, limiting card is provided with in the middle of core work section, described changeover portion is arc, linkage section is provided with link bolt hole, described restraining tube comprises two blocks of upper and lower laminated woods of core and two blocks of core both sides laminated woods, the grain of wood direction of the upper and lower laminated wood of core is band, the grain of wood direction of core both sides laminated wood is band, perpendicular embedding carbon fiber board is provided with between the upper and lower laminated wood of core and core both sides laminated wood.The utility model uses in earthquake zone, can be convenient to shake rear reparation, reduces earthquake.Use in timber buildings on the middle and senior level and have broad application prospects.
Description
Technical field
The utility model belongs to field of civil engineering, relates to a kind of buckling restrained brace for reducing the impact of engineering structures earthquake disaster.
Background technology
At timber buildings design field on the middle and senior level, compared with the wooden construction developed countries such as America and Europe, there is larger gap in China.Therefore, correlative study is implemented at wooden construction design field on the middle and senior level very necessary.Wooden construction framework-Bracing Systems is one of wooden construction Lateral Resistant System on the middle and senior level, and the energy dissipation brace of development of new is the problems referred to above key technical problems in actual applications.Study novel energy dissipation brace, the application of modern wood structure in building construction on the middle and senior level can be advanced, and ensure its safety and stability in use.
Current, the buckling restrained brace that China generally applies in engineering is made up of the core component of peripheral fill concrete steel tube confinement parts and uniaxial force mostly, this kind of buckling restrained brace is not only from great, and concreting curing time is long, the make efficiency of buckling restrained brace can be had a strong impact on.Less about the buckling restrained brace research being applicable to modern wood structure framework-Bracing Systems.
Utility model content
The purpose of this utility model is to improve the deficiencies in the prior art, provides a kind of assembling band to erect the steel-wooden buckling restrained brace of embedding FRP enhancing.
The technical solution adopted in the utility model is: a kind of assembling band erects steel-wooden buckling restrained brace that embedding FRP strengthens, and comprise core, restraining tube, non-cohesive material or air layer, described non-cohesive material or air layer are arranged between core and restraining tube;
Described core comprises linkage section, changeover portion, core work section, limiting card and stiffener, the two ends of described core work section are connected with linkage section by changeover portion, limiting card is provided with in the middle of core work section, described changeover portion is arc, linkage section is provided with link bolt hole, and described stiffener is longitudinally vertically mounted on the centre of linkage section and changeover portion;
Described restraining tube comprises two blocks of upper and lower laminated woods of core and two blocks of core both sides laminated woods, the grain of wood direction of the upper and lower laminated wood of core is band, the grain of wood direction of core both sides laminated wood is band, is provided with perpendicular embedding carbon fiber board (FRP) between the upper and lower laminated wood of core and core both sides laminated wood.
As preferably, the upper and lower laminated wood of described core is combined by laminated wood and perpendicular embedding carbon fiber board.
As preferably, the laminated wood between the upper and lower laminated wood of described core and core both sides laminated wood, in the upper and lower laminated wood of core is connected by gluing with between perpendicular embedding carbon fiber board.
The utility model changeover portion is set to arc, prevents core work section end from concentrating due to stress and phenomenon of rupture occurs.Is provided with limiting card in the middle of core work section, effectively limit core work section and restraining tube relative position.Buckling restrained brace linkage section adopts conventional connecting bolt.Linkage section, changeover portion and core work section are as a whole, add necessary directly cutting forming in man-hour, can not have soldered.One deck non-cohesive material or very narrow and small air layer is provided with between core work section and restraining tube.
Beneficial effect: the utility model not only overcomes the easy tensile failure of support and connection place in modern wood structure framework-braced structures, and energy dissipation capacity is low, and can realize optimal design, reduce on-the-spot construction workload, promote construction speed, ensure quality of connection, be convenient to structure installment.Use in earthquake zone, can be convenient to shake rear reparation, reduce earthquake.Use in timber buildings on the middle and senior level and have broad application prospects.
China's timber resources enriches, and selection is convenient, and timber belongs to environmental protection renewable resource, meets the policy that national energy-saving reduces discharging.
Accompanying drawing explanation
Fig. 1 is the utility model buckling restrained brace overall plan view;
Fig. 2 is the overall elevation of the utility model buckling restrained brace;
Fig. 3 is the utility model core configuration plan view;
Fig. 4 is the utility model core configuration elevation;
Fig. 5 is A-A cross-sectional circumference constraint make one schematic diagram in Fig. 1;
Fig. 6 is A-A cross-sectional circumference constraint make two schematic diagram in Fig. 1;
Fig. 7 is A-A cross-sectional circumference constraint make two composition diagram in Fig. 1.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
As shown in Figure 1, a kind of assembling band erects steel-wooden buckling restrained brace that embedding FRP strengthens, and comprise core 1, restraining tube 2, non-cohesive material or air layer 3, described non-cohesive material or air layer 3 are arranged between core 1 and restraining tube 2;
Described core 1 comprises linkage section 4, changeover portion 5, core work section 6, limiting card 7 and stiffener 9, the two ends of described core work section 6 are connected with linkage section 4 by changeover portion 5, limiting card 7 is provided with in the middle of core work section 6, described changeover portion 5 is arc, linkage section 4 is provided with link bolt hole 8, described stiffener 9 is longitudinally vertically mounted on the centre of linkage section 4 and changeover portion 5;
As shown in Figure 5, restraining tube make one is: shown restraining tube 2 (holds groove successfully in advance by two blocks of upper and lower laminated woods 1 of core, wood surface is through sand milling and polishing, and grain of wood direction is band) and two blocks of core both sides laminated woods 1 (hold groove successfully in advance, wood surface is through sand milling and polishing, and grain of wood direction is band) composition.Be provided with perpendicular embedding carbon fiber board 12 between the upper and lower laminated wood of core 1 and core both sides laminated wood 1, by gluing cure under pressure, form restraining tube 2.
The utility model adopts restraining tube make one assembling process as follows:
1. central layer 1 is adopted cutting forming;
2. supporting base end portion linkage section 4 holds link bolt hole 8 in advance successfully, is convenient to structure installment;
3. supporting base end portion linkage section 4 and stiffening rib 9 are adopted Type of Welding to weld and be linked to be an entirety;
4. delamination material is pasted onto changeover portion 5 and core work section 6 surface;
5. the upper and lower laminated wood 1 of core and core both sides laminated wood 1 that form restraining tube are slotted in advance, and carry out sand milling and polishing;
6., by upper and lower for treated core laminated wood 1, core both sides laminated wood 1 and perpendicular embedding carbon fiber board 12, by gluing cure under pressure, form restraining tube 2.(during cure under pressure, by placing certain thickness steel plate between core work section 6 and the upper and lower laminated wood of core 1, controlling the space of upper and lower surface)
As shown in Figure 6 and Figure 7, restraining tube make two is: described restraining tube 2 (holds groove successfully in advance by the upper and lower laminated wood 2 13 of core, through sand milling and polishing, and grain of wood direction is band) and core both sides laminated wood 2 15 (holding groove successfully in advance, through sand milling and polishing) composition.The upper and lower laminated wood of core 2 13 is formed by gluing cure under pressure by laminated wood one 13-1 (grain of wood direction is band) and perpendicular embedding carbon fiber board 13-2.By gluing cure under pressure between the upper and lower laminated wood 2 13 of core and core both sides laminated wood 2 15, form restraining tube 2.
The utility model adopts restraining tube make two assembling process as follows:
1. central layer 1 is adopted cutting forming;
2. supporting base end portion linkage section 4 holds link bolt hole 8 in advance successfully, is convenient to structure installment;
3. supporting base end portion linkage section 4 and stiffening rib 9 are adopted Type of Welding to weld and be linked to be an entirety;
4. delamination material is pasted onto changeover portion 5 and core work section 6 surface;
5. laminated wood 13-1 is carried out sand milling and polishing;
6. laminated wood 13-1 and perpendicular embedding carbon fiber board 13-2 is passed through gluing cure under pressure, form perpendicular embedding carbon fiber board and strengthen the upper and lower laminated wood 2 13 of core;
7. the upper and lower laminated wood 2 13 of core and core both sides laminated wood 2 15 that form restraining tube are slotted in advance, and carry out sand milling and polishing;
8., by upper and lower for treated core laminated wood 2 13, core both sides laminated wood 2 15 and perpendicular embedding carbon fiber board 14, by gluing cure under pressure, form restraining tube 2.(during cure under pressure, by placing certain thickness steel plate between core work section 6 and the upper and lower laminated wood of core 2 13, controlling the space of upper and lower surface)
It should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.The all available prior art of each ingredient not clear and definite in the present embodiment is realized.
Claims (3)
1. assembling band erects steel-wooden buckling restrained brace that embedding FRP strengthens, and it is characterized in that: comprise core, restraining tube, non-cohesive material or air layer, described non-cohesive material or air layer are arranged between core and restraining tube;
Described core comprises linkage section, changeover portion, core work section, limiting card and stiffener, the two ends of described core work section are connected with linkage section by changeover portion, limiting card is provided with in the middle of core work section, described changeover portion is arc, linkage section is provided with link bolt hole, and described stiffener is longitudinally vertically mounted on the centre of linkage section and changeover portion;
Described restraining tube comprises two blocks of upper and lower laminated woods of core and two blocks of core both sides laminated woods, the grain of wood direction of the upper and lower laminated wood of core is band, the grain of wood direction of core both sides laminated wood is band, is provided with perpendicular embedding carbon fiber board between the upper and lower laminated wood of core and core both sides laminated wood.
2. a kind of assembling band according to claim 1 erects steel-wooden buckling restrained brace that embedding FRP strengthens, and it is characterized in that: the upper and lower laminated wood of described core is combined by laminated wood and perpendicular embedding carbon fiber board.
3. a kind of assembling band according to claim 2 erects steel-wooden buckling restrained brace that embedding FRP strengthens, and it is characterized in that: the laminated wood between the upper and lower laminated wood of described core and core both sides laminated wood, in the upper and lower laminated wood of core is connected by gluing with between perpendicular embedding carbon fiber board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420871607.2U CN204385943U (en) | 2014-12-31 | 2014-12-31 | A kind of assembling band erects steel-wooden buckling restrained brace that embedding FRP strengthens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420871607.2U CN204385943U (en) | 2014-12-31 | 2014-12-31 | A kind of assembling band erects steel-wooden buckling restrained brace that embedding FRP strengthens |
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| CN204385943U true CN204385943U (en) | 2015-06-10 |
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| CN201420871607.2U Active CN204385943U (en) | 2014-12-31 | 2014-12-31 | A kind of assembling band erects steel-wooden buckling restrained brace that embedding FRP strengthens |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104563320A (en) * | 2014-12-31 | 2015-04-29 | 南京工业大学 | Assembly type steel-wood buckling restrained brace with vertically embedded FRP reinforcement |
| CN107461067A (en) * | 2017-09-06 | 2017-12-12 | 华东建筑设计研究院有限公司 | A kind of efficient aluminium alloy timber structure buckling-restrained bracing member |
| JP2020148032A (en) * | 2019-03-14 | 2020-09-17 | 矢作建設工業株式会社 | Structural material |
-
2014
- 2014-12-31 CN CN201420871607.2U patent/CN204385943U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104563320A (en) * | 2014-12-31 | 2015-04-29 | 南京工业大学 | Assembly type steel-wood buckling restrained brace with vertically embedded FRP reinforcement |
| CN107461067A (en) * | 2017-09-06 | 2017-12-12 | 华东建筑设计研究院有限公司 | A kind of efficient aluminium alloy timber structure buckling-restrained bracing member |
| CN107461067B (en) * | 2017-09-06 | 2024-04-05 | 华东建筑设计研究院有限公司 | Efficient aluminum alloy-wood structure buckling restrained brace member |
| JP2020148032A (en) * | 2019-03-14 | 2020-09-17 | 矢作建設工業株式会社 | Structural material |
| JP7368800B2 (en) | 2019-03-14 | 2023-10-25 | 矢作建設工業株式会社 | structural material |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |