CN203296180U - Face-hole enhanced type large-span gluing wooden pillar beam connection structure - Google Patents
Face-hole enhanced type large-span gluing wooden pillar beam connection structure Download PDFInfo
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- CN203296180U CN203296180U CN2013202606303U CN201320260630U CN203296180U CN 203296180 U CN203296180 U CN 203296180U CN 2013202606303 U CN2013202606303 U CN 2013202606303U CN 201320260630 U CN201320260630 U CN 201320260630U CN 203296180 U CN203296180 U CN 203296180U
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- gluing
- shaped slot
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- 230000002787 reinforcement Effects 0.000 claims description 15
- 229920006387 Vinylite Polymers 0.000 claims description 5
- 239000003365 glass fiber Substances 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 4
- 210000003205 muscle Anatomy 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 abstract description 5
- 238000009826 distribution Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000002023 wood Substances 0.000 description 13
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- 238000013461 design Methods 0.000 description 4
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- 239000000463 material Substances 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
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- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
A face-hole enhanced type large-span gluing wooden pillar beam connection structure comprises a metal connection piece (1) composed of bottom plates and a U-shaped slot. The end portion of a gluing wooden beam (3) is inserted in the U-shaped slot, and the U-shaped slot is connected with the gluing wooden beam (3) through a connection bolt. The connection structure is characterized in that two side faces, in contact with the side wall of the U-shaped slot, of the end portion of the gluing wooden beam (3) are both provided with GFRP reinforcing plates (5) with matched sizes in a gluing mode, a GFEP reinforcing pipe (6) is connected in a through hole, for being provided with the connection bolt in a penetrating mode, of end portion of the gluing wooden beam (3) in a gluing mode, and the GFRP reinforcing plates (5) and the GFEP reinforcing pipe (6) are arranged on four faces and bolt holes of the connection joint area of a gluing wooden pillar (3) and the gluing wooden beam (3). The face-hole enhanced type large-span gluing wooden pillar beam connection structure can improve bearing capacity, lowers concentrated distribution of stress, changes the failure mode of connection joints, is beneficial to reducing the size, and lowers project cost.
Description
Technical field
The utility model relates to a kind of building structure, especially a kind of syndeton of gluing together the pin beam, specifically a kind of face enhancement mode large span gummed pin beam syndeton.
Background technology
At present, domestic to laminated wood bolt joint, fiber reinforced composite beam (post), the existing certain research of fiber reinforcement log Tenon node, but for the experimental study of fiber reinforcement laminated wood bolt connection node, have no report.Domestic theoretical research for fiber reinforcement laminated wood bolt connection node has no report.Be applied in large span, large-sized modern wood structure system for fiber reinforcement laminated wood bolt connection node both at home and abroad, the research that reduces size, weight and the optimal design etc. of structural element has no report.Therefore, design and a kind ofly can effectively reduce connection dimension, the beam column syndeton that strengthens supporting capacity is very important.
Summary of the invention
The purpose of this utility model is concentrated distribution, the fragility cleavage fracture pattern of change node, raising supporting capacity, assurance safety, the saving material reduction cost of improving the anisotropy of contact area timber, alleviating node region stress.Specific as follows described.Existing laminated wood beam column connection part is connected with laminated wood, node region stress is concentrated significantly, make the laminated wood beam column frame that is subjected under load action that at first destruction of a node occur, laminated wood beam column frame supporting capacity is not lost when the supporting capacity of structural member (as beam) is given full play to.The size of conventional syndeton is bigger than normal, and then it is bigger than normal to cause the unjointed beam column dimension to be selected, and causes waste of raw materials.A kind of face enhancement mode large span gummed of the utility model design pin beam syndeton, improve the fragility cleavage fracture pattern of the anisotropy of contact area timber, the concentrated distribution that alleviates node region stress, change node, reduce simultaneously the overall dimensions of syndeton, and then, at the cross sectional dimensions that guarantees significantly to reduce under the reliable prerequisite of structural safety beam column, reduce construction costs.
The technical solution of the utility model is:
a kind of face enhancement mode large span gummed pin beam syndeton, it comprises metal connecting piece 1, metal connecting piece 1 is comprised of base plate and U-shaped slot, thereby described base plate contacts with the one side of gummed pin 2 and by the base plate on the another side of bolt and gummed pin 2, be connected metal connecting piece is fixed on and glues together on pin 2, insert in described U-shaped slot the end of described gummed wooden frame 3, be connected by connecting bolt between U-shaped slot and gummed wooden frame 3, it is characterized in that on the end of described gummed wooden frame 3 and contacted two sides of U-shaped socket sidewalls the GFRP reinforcement plate 5 that equal cementing sizes matches, described gummed wooden frame 3 ends are gluedd joint GFRP reinforced pipe 6 are arranged for the through hole that installs connecting bolt, installing on gummed pin 3 in the correlation surface of node region of metal connecting piece and bolt hole cementingly respectively has GFRP reinforcement plate 5 and a GFRP reinforced pipe 6.
The thickness of described GFRP reinforcement plate 5 is 1.2-2.8mm, by two to four layers of 800g/m
2-1200g/m
2The four-axial glass fiber forms by laminated being solidified into of vinylite, planar isotropism.
It is 1.2-2.8mm that described GFRP strengthens muscle pipe 6 thickness, by two to four layers of 800g/m
2-1200g/m
2The four-axial glass fiber forms by laminated being solidified into of vinylite, vertically isotropism.
The beneficial effects of the utility model:
The beneficial effects of the utility model:
1. the utility model can improve the anisotropy of contact area timber, the concentrated distribution that slows down stress;
2. the utility model changes over the cleavage fracture of the failure mode-timber of the brittle fracture of connected node the bearing failure of ductile failure mode-keyhole;
3. the utility model is conducive to improve the supporting capacity of laminated wood bolt connection node;
4. the utility model can reduce the end distance of connected node, middle distance is the size of connector;
5. the utility model can reduce sectional dimension and the deadweight of supporting member;
6. the utility model can embody the aseismatic design concept (or requirement) of strong shear capacity and weak bending capacity, the strong strong anchoring of node;
7. the utility model can reduce cost and construction cost (20000 yuan/m of large scale glue laminated wood member market price
3).
8. the utility model provides reliable connection for large Load Transfer across qlue timber structurer, for structural safety is reliably laid a good foundation.It not only can be used for enhancing and the reinforcing of traditional old wooden construction, also can be used for the lifting of the structural performance of wood structures.
Description of drawings
Fig. 1 is post beam (back timber) the syndeton schematic diagram that adopts the U-shaped connector.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the best syndeton schematic diagram that strengthens of laminated wood beam end that matches with Fig. 1.
Fig. 4 is the application schematic diagram of syndeton in the T shape structure of intermediate layer of the utility model embodiment.
Fig. 5 is the application schematic diagram in the syndeton decussate texture of the utility model embodiment.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
As Figure 1-5.
a kind of face enhancement mode large span gummed pin beam syndeton, it comprises metal connecting piece 1, metal connecting piece 1 forms L shaped structure by base plate and U-shaped slot, as Fig. 4, shown in 5, thereby described base plate contacts with the one side of gummed pin 2 and by the base plate on the another side of bolt and gummed pin 2, be connected metal connecting piece is fixed on and glues together on pin 2, insert in described U-shaped slot the end of described gummed wooden frame 3, be connected by connecting bolt between U-shaped slot and gummed wooden frame 3, on contacted two sides of the end of described gummed wooden frame 3 and U-shaped socket sidewalls all the GFRP that matches of cementing size strengthen gusset 5 (also can replace the GFRP reinforcement plate with the CFRP reinforcement plate while specifically implementing), as shown in Figure 4, in order to promote the bulk strength of syndeton, also glued joint GFRP reinforced pipe 6 (also can replace the GFRP reinforced pipe with the CFRP reinforced pipe while specifically implementing) is arranged for the through hole that installs connecting bolt in gummed wooden frame 3 ends simultaneously while specifically implementing.Installing on gummed pin 2 in two of node region of metal connecting piece 1 or four correlation surfaces and connecting bolt hole cementingly respectively has GFRP reinforcement plate 5 and a GFRP reinforced pipe 6.
The thickness of GFRP reinforcement plate 5 is 1.2-2.8mm, can be by two to four layers of 800g/m
2-1200g/m
2The four-axial glass fiber forms by laminated being solidified into of vinylite, isotropism planar, and through actual measurement, its modulus of elasticity is 8730MPa.Test specimen is integral one-step molding under atmospheric pressure, guarantees to bond without delamination fully between panel and core.Described GFRP reinforced pipe 6(thickness can be 1.2-2.8mm) manufacture method, material identical with GFRP reinforcement plate 5, difference is shape.
Fig. 1 is the application of enhancing structure on back timber of the present embodiment, and the enhancing structure of the present embodiment also can be used for T font post girder construction shown in Figure 4 and cross section column girder construction shown in Figure 5.
The utility model does not relate to partly all prior aries that maybe can adopt same as the prior art to be realized.
Claims (3)
1. a face enhancement mode large span is glued together pin beam syndeton, it comprises metal connecting piece (1), metal connecting piece (1) is comprised of base plate and U-shaped slot, described base plate contact with the one side of gummed pin (2) and by bolt with gummed pin (2) thus another side on base plate be connected metal connecting piece be fixed on and glue together on pin (2), insert in described U-shaped slot the end of gummed wooden frame (3), be connected by connecting bolt between U-shaped slot and gummed wooden frame (3), it is characterized in that on the end of described gummed wooden frame (3) and contacted two sides of U-shaped socket sidewalls the GFRP reinforcement plate (5) that equal cementing sizes matches, described gummed wooden frame (3) end is gluedd joint GFRP reinforced pipe (6) is arranged for the through hole that installs connecting bolt, gummed pin (2) is upper to be installed in the correlation surface of node region of metal connecting piece and bolt hole cementingly respectively has GFRP reinforcement plate (5) and a GFRP reinforced pipe (6).
2. face enhancement mode large span according to claim 1 is glued together pin beam syndeton, and the thickness that it is characterized in that described GFRP reinforcement plate (5) is 1.2-2.8mm, by two to four layers of 800g/m
2-1200g/m
2The four-axial glass fiber forms by the laminated curing of vinylite, planar isotropism.
3. face enhancement mode large span gummed pin beam syndeton according to claim 1, is characterized in that it is 1.2-2.8mm that described GFRP strengthens muscle pipe (6) thickness, by two to four layers of 800g/m
2-1200g/m
2The four-axial glass fiber forms by the laminated curing of vinylite, vertically isotropism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202606303U CN203296180U (en) | 2013-05-14 | 2013-05-14 | Face-hole enhanced type large-span gluing wooden pillar beam connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202606303U CN203296180U (en) | 2013-05-14 | 2013-05-14 | Face-hole enhanced type large-span gluing wooden pillar beam connection structure |
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| Publication Number | Publication Date |
|---|---|
| CN203296180U true CN203296180U (en) | 2013-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202606303U Expired - Lifetime CN203296180U (en) | 2013-05-14 | 2013-05-14 | Face-hole enhanced type large-span gluing wooden pillar beam connection structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103276814A (en) * | 2013-05-14 | 2013-09-04 | 南京工业大学 | Face hole enhanced type large-span glued wooden post and beam connecting structure |
| CN112502308A (en) * | 2020-11-25 | 2021-03-16 | 广州大学 | High-ductility wood support structure and construction method thereof |
-
2013
- 2013-05-14 CN CN2013202606303U patent/CN203296180U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103276814A (en) * | 2013-05-14 | 2013-09-04 | 南京工业大学 | Face hole enhanced type large-span glued wooden post and beam connecting structure |
| CN103276814B (en) * | 2013-05-14 | 2015-12-30 | 南京工业大学 | Face enhancement mode large span gummed pin beam syndeton |
| CN112502308A (en) * | 2020-11-25 | 2021-03-16 | 广州大学 | High-ductility wood support structure and construction method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131120 Effective date of abandoning: 20151230 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20131120 Effective date of abandoning: 20151230 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |