CN104532982A - Assembling type steel-wood buckling constraint support - Google Patents
Assembling type steel-wood buckling constraint support Download PDFInfo
- Publication number
- CN104532982A CN104532982A CN201410854905.5A CN201410854905A CN104532982A CN 104532982 A CN104532982 A CN 104532982A CN 201410854905 A CN201410854905 A CN 201410854905A CN 104532982 A CN104532982 A CN 104532982A
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- core
- wood
- laminated wood
- restraining tube
- core material
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- 239000002023 wood Substances 0.000 title claims abstract description 66
- 230000000452 restraining effect Effects 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 11
- 238000004026 adhesive bonding Methods 0.000 claims description 8
- 239000003351 stiffener Substances 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 239000011162 core material Substances 0.000 abstract 9
- 230000007704 transition Effects 0.000 abstract 4
- 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 5
- 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
- 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 invention discloses an assembling type steel-wood buckling constraint support. The support comprises a core material, a restraining tube and a non-sticking material or an air layer, wherein the non-sticking material or the air layer is arranged between the core material and the restraining tube, the core material comprises connecting segments, transition segments, a core working segment, a limit clamp and stiffening plates, the two ends of the core working segment are connected with the connecting segments through the transition segments, the limiting clamp is arranged in the middle of the core working segment, the transition segments are in an arc shape, connecting bolt holes are formed in the connecting segments, each stiffening plate is perpendicularly arranged between the corresponding connecting segment and the corresponding transition segment in the vertical direction, and the restraining tube is composed of orthogonal laminated laminwood, and comprises a piece of upper core material laminated wood, a piece of lower core material laminated wood and two pieces of two-side core material laminated wood. The assembling type steel-wood buckling constraint support is used in the earthquake region, post-earthquake rehabilitation can be facilitated, and the earthquake damage can be reduced. The assembling type steel-wood buckling constraint support has the wide application prospect in the moderate and high-rise wood structural buildings.
Description
Technical field
The invention belongs to field of civil engineering, relating 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 timber buildings 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.
Summary of the invention
The object of the invention is to improve the deficiencies in the prior art, a kind of assembled steel-wooden buckling restrained brace is provided.
The technical solution used in the present invention is: a kind of assembled steel-wooden buckling restrained brace, comprises core, restraining tube, non-cohesive material or air layer, and 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 closes laminated wood by orthogonal layers and forms, and restraining tube comprises two blocks of upper and lower laminated woods of core and two blocks of core both sides laminated woods, and the grain of wood direction of the upper and lower laminated wood of core is band, and the grain of wood direction of core both sides laminated wood is rift grain.
As preferably, the orthogonal laminated wood that described core both sides laminated wood is respectively band and rift grain by two pieces of grain of wood directions combines.
As preferably, connected by gluing between the upper and lower laminated wood of described core and core both sides laminated wood, between described orthogonal laminated wood.
Changeover portion of the present invention 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 present invention 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 buckling restrained brace overall plan view of the present invention;
Fig. 2 is the overall elevation of buckling restrained brace of the present invention;
Fig. 3 is core configuration plan view of the present invention;
Fig. 4 is core configuration elevation of the present invention;
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 present invention will be further described.
As shown in Figure 1, a kind of assembled steel-wooden buckling restrained brace, comprises core 1, restraining tube 2, non-cohesive material or air layer 3, and 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 rift grain) composition.By gluing cure under pressure between the upper and lower laminated wood 1 of core and core both sides laminated wood 1, form restraining tube 2.
The present invention 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 and core both sides laminated wood 1, 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 12 (holding groove successfully in advance, through sand milling and polishing) composition.Core both sides laminated wood 2 12 is formed by gluing cure under pressure by orthogonal laminated wood one 12-1 (grain of wood direction is band) and orthogonal laminated wood two 12-2 (grain of wood direction is rift grain).By gluing cure under pressure between the upper and lower laminated wood 2 13 of core and core both sides laminated wood 2 12, form restraining tube 2.
The present invention 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. couple orthogonal laminated wood one 12-1 (grain of wood direction is band) and orthogonal laminated wood two 12-2 (grain of wood direction is rift grain) carries out sand milling and polishing;
6. couple orthogonal laminated wood one 12-1 and orthogonal laminated wood two 12-2 forms core both sides laminated wood 2 12 by gluing cure under pressure;
7. the upper and lower laminated wood 2 13 of core and core both sides laminated wood 2 12 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 and core both sides laminated wood 2 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 2 13, controlling the space of upper and lower surface)
It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.The all available prior art of each ingredient not clear and definite in the present embodiment is realized.
Claims (3)
1. assembled steel-wooden buckling restrained brace, is characterized in that: comprise core, restraining tube, non-cohesive material or air layer, and 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 closes laminated wood by orthogonal layers and forms, and restraining tube comprises two blocks of upper and lower laminated woods of core and two blocks of core both sides laminated woods, and the grain of wood direction of the upper and lower laminated wood of core is band, and the grain of wood direction of core both sides laminated wood is rift grain.
2. a kind of assembled steel according to claim 1-wooden buckling restrained brace, is characterized in that: the orthogonal laminated wood that described core both sides laminated wood is respectively band or rift grain by two pieces of grain of wood directions combines.
3. a kind of assembled steel according to claim 2-wooden buckling restrained brace, is characterized in that: connected by gluing between the upper and lower laminated wood of described core and core both sides laminated wood, between described orthogonal laminated wood.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410854905.5A CN104532982A (en) | 2014-12-31 | 2014-12-31 | Assembling type steel-wood buckling constraint support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410854905.5A CN104532982A (en) | 2014-12-31 | 2014-12-31 | Assembling type steel-wood buckling constraint support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104532982A true CN104532982A (en) | 2015-04-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410854905.5A Pending CN104532982A (en) | 2014-12-31 | 2014-12-31 | Assembling type steel-wood buckling constraint support |
Country Status (1)
| Country | Link |
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| CN (1) | CN104532982A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386533A (en) * | 2015-12-09 | 2016-03-09 | 南京工业大学 | Assembly type laminated wood constraint buckling-restrained brace |
| CN110607850A (en) * | 2019-09-02 | 2019-12-24 | 上海市建筑科学研究院 | Quadrature laminated wood buckling restrained brace |
-
2014
- 2014-12-31 CN CN201410854905.5A patent/CN104532982A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386533A (en) * | 2015-12-09 | 2016-03-09 | 南京工业大学 | Assembly type laminated wood constraint buckling-restrained brace |
| CN110607850A (en) * | 2019-09-02 | 2019-12-24 | 上海市建筑科学研究院 | Quadrature laminated wood buckling restrained brace |
| CN110607850B (en) * | 2019-09-02 | 2024-05-03 | 上海市建筑科学研究院 | Orthogonal laminated wood buckling restrained brace |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150422 |
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| RJ01 | Rejection of invention patent application after publication |