CN101634172A - Groove joint type buckling restrained brace device - Google Patents
Groove joint type buckling restrained brace device Download PDFInfo
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- CN101634172A CN101634172A CN200810135377A CN200810135377A CN101634172A CN 101634172 A CN101634172 A CN 101634172A CN 200810135377 A CN200810135377 A CN 200810135377A CN 200810135377 A CN200810135377 A CN 200810135377A CN 101634172 A CN101634172 A CN 101634172A
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Abstract
The invention discloses a groove joint type buckling restrained brace device, which is fixed between two joint plates of a building steel framework and comprises a first shaft force component and a confining unit cladding the first shaft force component. The first shaft force component comprises a central section provided with a long slab shaped body, and two assembling sections extending integrally from two ends of the central section respectively, wherein each one of the assembling sections is provided with a first supporting part parallel with the long slab shaped body and a first contact part protruding from the first supporting part; the first supporting part is provided with a first groove for correspondingly inserting one of the joint plates along the axial direction from the outer end face; and the first contact part is used for contacting the joint plate inserted in the first groove in parallel. The confining unit comprises an encircling part cladding the periphery of the first shaft force component at intervals, and a restraining component which is positioned between the first shaft force component and the encircling part and generates a radial restraining force to the first shaft force component.
Description
Technical field
The present invention relates to a kind of buckling restrained brace device, particularly relate to a kind of buckling restrained brace device of groove joint type.
Background technology
Buckling restrained brace device (Buckling Restrained Braces, be called for short BRB) be the energy dissipator of between the building reinforcing bar, installing, when external disturbance (especially being the seismic forces disturbance) takes place, make energy dissipator bear energy earlier, even replace reinforcing bar to produce destruction earlier, avoid the building reinforcing bar impaired.Basically, buckling restrained brace device comprises a power part and encloses Shu Danyuan that axle power part two ends are connected to fish plate (gusset plate) default on the reinforcing bar respectively, and supply to bear energy, provide the power of bundle system radially and enclose Shu Danyuan to axle power part, increase its opposing and frustrate the ability that takes place of bending.And according to axle power part and the different designs of enclosing Shu Danyuan, main big activation be divided into " single tube single core ", " single tube double-core " reaches " two-tube double-core " three classes, and cooperates worker's methods such as dock, plug-in type and overlapping to be installed on the fish plate simultaneously respectively.
Wherein, the buckling restrained brace device 6 of " single tube single core " as shown in Figures 1 and 2, its power part 61 comprises the elongated steel sheet 611 of a cross section for "+" type, its two ends are provided with group connecting part 612 and also are "+" type, comprise that one is coated on the hollow steel tube 621 around the power part 61 and enclose Shu Danyuan 62, and be filled in the concrete 622 of 621 of a power part 61 and steel pipes.
When buckling restrained brace device 6 is installed with " dock worker's method " (consulting Fig. 3), default fish plate 7 is fitted shaft power parts 61 and have "+" type cross section on the reinforcing bar, the group connecting part 612 of "+" type is alignd with it, utilize most sheet fixation steel plates 71 to cooperate most bolt unit 72 again and cross-over connection is fixed.
With regard to general configuration, per two fixation steel plates 71 that are used for cross-over connection fish plate 7 and group connecting part 612, be that the most group of collocation bolt unit 72 is carried out interlocking, and during the buckling restrained brace device 6 of every " single tube single core " installing, every end must utilize fish plate 7 to carry out cross-over connection everywhere, need carry out cross-over connection at eight places altogether, the obvious time-consuming material that takes.
8 of the buckling restrained brace devices of " single tube double-core " are as Fig. 4 and shown in Figure 5, two elongated steel sheet 811 that its power part 81 be arranged in parallel apart from d for interval one, comprise that one coats the hollow steel tube 821 around the axle power part 81 and enclose Shu Danyuan 82, and be filled in the concrete eight 22 of 821 of a power part 81 and steel pipes.
When buckling restrained brace device 8 is installed with " plug-in type worker method " (consulting Fig. 6), because two elongated steel sheet 811 are for one be arrangeding in parallel apart from d at interval, so two ends are exposed the part of enclosing beyond the Shu Danyuan 82 and are just formed naturally and have a groove 812 apart from d, two tabular fish plates 7 ' are plugged in respectively respectively in this groove 812, utilize most bolt unit 72 ' again and fix.
There are two defectives in the buckling restrained brace device 8 of " single tube double-core ": first, apart from the necessary corresponding matching fish plate 7 ' thickness t of d, when d less than t, then can't peg graft, when d much larger than t, then fixedly difficulty increases, especially the thickness of fish plate 7 ' has plurality of specifications, must investigate respectively before installing, previous operations is quite time-consuming; The second, because two elongated steel sheet 811 are to be arranged in parallel, therefore if the vertical described steel plate 811 plate faces of main stress bar that external disturbance produces are frustrated as easy as rolling off a log generation in the wrong.
The buckling restrained brace device 9 of " two-tube double-core " as shown in Figures 7 and 8, before unassembled, it basically can be to be considered as comprising the buckling restrained brace device 6 of two groups " single tube single core ", promptly comprise one first combination, 91 and 1 second combination 92, first combination 91 comprises that first power part 911 and one first that a cross section is T-shape encloses second power part 921 and one second that Shu Danyuan 912, the second combinations 92 comprise that a cross section is T-shape and enclose Shu Danyuan 922.
When buckling restrained brace device 9 is installed with " overlapping worker method " (consulting Fig. 9), be respectively first power part 911 and second power part 921 relatively to be fitted in tabular fish plate 7 with the T-shape end face " both sides; again with bolt unit 72 " bolt fixes, and enclose Shu Danyuan 912 and second first and enclose 922 of Shu Danyuan and burn-on and connect its intensity of steel plate 93 reinforcement.
Because " overlapping worker method " is to utilize first combination, 91 and 1 second combination, 92 terrains to be overlapped in fish plate 7 " both sides; therefore any fish plate 7 " thickness all can be suitable for, the cross section is first power part 911 and second power part 921 of T-shape simultaneously, can also increase to prevent to frustrate the drag of bending generation.Yet when assembling, because first combination, 91 and 1 second combination 92 is separated from each other, want to be set up in respectively earlier fish plate 7 " relative position of both sides; could be again with bolt unit 72 " bolt, in addition, also fixing first combination, 91 and 1 second combination, 92 welding again, the difficulty of whole assembling process is higher.
Summary of the invention
The objective of the invention is is providing a kind of easy to assembly and improve the groove joint type buckling restrained brace device of effect of energy dissipation.Groove joint type buckling restrained brace device of the present invention, be fixed between two fish plates of a building reinforcing bar, this buckling restrained brace device comprises that one first power part and encloses Shu Danyuan, this first power part comprises the winding section that a central sections and two is extended in one piece from these central sections two ends respectively, this central sections has a long slab shape main body, respectively this winding section has first support portion parallel with the long slab shape main body of this central sections, and first contact site from this first support portion projection, a usefulness is offered vertically for corresponding first groove of planting of a fish plate wherein in this first support portion from its outer face, this is inserted in the fish plate in this first groove to this first contact site in order to parallel contact; This encloses Shu Danyuan, comprises that a compartment of terrain coats this first power part encirclement part on every side, and a bundle product that is positioned between this first power part and encirclement part, and in order to this first power part produced the system power of radially restrainting.
In an embodiment of the present invention, this groove joint type buckling restrained brace device also comprises one second a power part and a three-axis force spare, this second power part comprises the winding section that a central sections and two is extended in one piece from these central sections two ends respectively, this central sections has a long slab shape main body, respectively this winding section has second support portion parallel with the long slab shape main body of this central sections, and second contact site from this second support portion projection, a usefulness is offered vertically for corresponding second groove of planting of a fish plate wherein in this second support portion from its outer face, this is inserted in the fish plate in this second groove to this second contact site in order to parallel contact; This three-axis force spare is connected between the long slab shape main body of central sections of the long slab shape main body of central sections of this first power part and second power part; And this encloses Shu Danyuan and is coated on around this first power part, second power part and the three-axis force spare.
The central sections of described first power part and second power part also has one respectively by the first rib board and the second rib board of this one of them face projection of long slab shape main body, this first rib board and second rib board are consistent with this long slab shape main body bearing of trend respectively, and corresponding respectively respectively this first contact site and second contact site of connecting in two ends.
In addition, respectively this first contact site, second contact site, first support portion and second support portion can restrainted gradually and contracting near corresponding central section one side, and this encloses Shu Danyuan and is coated on around described central sections and the winding section tapered portion.
Wherein, respectively intersect with corresponding engagement plate holder 90 degree respectively this first support portion and second support portion.
Further, respectively preceding half support portion and a later half support portion are divided into because of this first groove in this first support portion, and the first corresponding contact site be by half support portion before this and later half support portion at least one of them towards left or towards right projection; And respectively preceding half support portion and a later half support portion are divided into because of this second groove in this second support portion, and the second corresponding contact site be by half support portion before this and later half support portion at least one of them towards left or towards right projection.
Above-mentioned this encirclement part is a hollow steel tube, can be to be integrally formed, and perhaps by two steel plates that are the C type, with the opening part relative bonding of C type.
This bundle product can be the concrete that is filled in this hollow steel tube, and this first power part, second power part and three-axis force spare are positioned in the concrete.
In addition, this bundle product also can be by the inside projection of this hollow steel tube inner surface and be resisted against this first power part, second power part and the three-axis force spare most sheet steel plates of one of them at least.
Beneficial effect of the present invention is: by in first support portion or second support portion offer groove, make things convenient for fish plate to plant, and provide the drag of vertical junction plywood direction, and utilize first contact site or second contact site as engaging media, make the operation of installing groove joint type buckling restrained brace device more convenient simple on the one hand, more can improve effect of energy dissipation on the other hand.
Description of drawings
Fig. 1 is a side schematic view, and a kind of buckling restrained brace device of " single tube single core " in the past is described.
Fig. 2 is the schematic diagram of 2-2 section among Fig. 1.
Fig. 3 is the schematic diagram that the buckling restrained brace device of this " single tube single core " among Fig. 1 is fixed in a fish plate.
Fig. 4 is a side schematic view, and a kind of buckling restrained brace device of " single tube double-core " in the past is described.
Fig. 5 is the schematic diagram of 5-5 section among Fig. 4.
Fig. 6 is the schematic diagram that the buckling restrained brace device of this " single tube double-core " among Fig. 4 is fixed in a fish plate.
Fig. 7 is a side schematic view, and a kind of buckling restrained brace device of " two-tube double-core " in the past is described.
Fig. 8 is the schematic diagram of 8-8 section among Fig. 7.
Fig. 9 is the schematic diagram that the buckling restrained brace device of this " two-tube double-core " among Fig. 7 is fixed in a fish plate.
Figure 10 is a generalized section, and first embodiment of groove joint type buckling restrained brace device of the present invention is described.
Figure 11 is the winding section stereogram (removing the part assembly) of one first power part of first embodiment.
Figure 12 is the generalized section of another angle of first embodiment.
Figure 13 is the schematic diagram of 13-13 section among Figure 12.
Figure 14 is the schematic diagram of 14-14 section among Figure 10.
Figure 15 is the change shape schematic diagram of Figure 13.
Figure 16 is another change shape schematic diagram of Figure 13.
Figure 17 is the another change shape schematic diagram of Figure 13.
Figure 18 is the change shape schematic diagram again of Figure 13.
Figure 19 is the also change shape schematic diagram of Figure 13.
Figure 20 is the schematic diagram of 20-20 section among Figure 12.
Figure 21 is the schematic diagram of 21-21 section among Figure 12.
Figure 22 is the schematic diagram that first embodiment adds the first rib board.
Figure 23 is the winding section stereogram (removing the part assembly) of this first power part among Figure 22.
Figure 24 is each length component schematic diagram of this groove joint type buckling restrained brace device among Figure 10.
Figure 25 replaces each length component schematic diagram behind this groove joint type buckling restrained brace device with the buckling restrained brace device of " single tube single core " among Figure 10.
Figure 26 is a generalized section, and second embodiment of groove joint type buckling restrained brace device of the present invention is described.
Figure 27 is the winding section stereogram (removing the part assembly) of one first power part of second embodiment, one second power part and a three-axis force spare.
Figure 28 is the generalized section that one of second embodiment encloses Shu Danyuan.
Figure 29 is the schematic diagram of 29-29 section among Figure 28.
Figure 30 is the schematic diagram of 30-30 section among Figure 28.
Figure 31 is the schematic diagram of 31-31 section among Figure 28.
Figure 32 is the schematic diagram of 32-32 section among Figure 26.
Figure 33 is the change shape schematic diagram of Figure 29.
Figure 34 is another change shape schematic diagram of Figure 29.
Figure 35 replaces concrete generalized section with most sheet steel plates among first embodiment.
The specific embodiment
The present invention is described in detail below in conjunction with drawings and Examples:
Consult Figure 10, Figure 11 and Figure 12, the groove joint type buckling restrained brace device 100 of the present invention's first preferred embodiment is fixed in 210 of two fish plates of a building reinforcing bar 200, and comprises that one first power part 1 and encloses Shu Danyuan 2.
Consult Figure 10, Figure 12 and Figure 13, enclose Shu Danyuan 2 and comprise that a compartment of terrain coats the encirclement part 21 around this first power part 1, and a bundle product 22 that is positioned at this first power part 1 and 21 of encirclement parts, and in order to this first power 1 generation radially restraint system power.
When groove joint type buckling restrained brace device 100 desires to be installed in two fish plates 210, because each winding section 12 offers first groove 123 respectively, therefore respectively respectively this first groove 123 aim at respectively this fish plate 210, promptly make fish plate 210 be inserted in two L shaped (as Figure 10 and shown in Figure 14) in the bearing diagonal mode, this moment, the first paired contact site 122 inserted and put corresponding engagement plate 210 wherein abreast, just can utilize the welding or the mode of screw bolt and finished fixing.The above-mentioned groove joint type worker method that is, convenient more many than dock worker method and overlapping worker method, and compared to plug-in type worker method, though the step that engages is similar, but known " single tube double-core " buckling restrained brace device 8 to control 811 of two elongated steel sheet apart from d (consulting Fig. 5), as long as and present embodiment offer first groove 123 can, more convenient in the manufacturing, and the levels of precision of offering the groove operation is higher, even terrain is revised by a small margin, and also genus may.In addition, first support portion 121 can also provide on vertical junction plywood 210 directions and prevent to frustrate bent support force preferably.
About the relative shape of first support portion 121 and first contact site 122 except above-mentioned two L shaped, also multiple variation can be arranged.Orientation with Figure 10, respectively preceding half support portion 124 and a later half support portion 125 are divided into because of this first groove 123 in this first support portion 121, and the first corresponding contact site 122 be by half support portion 124 before this and later half support portion 125 at least one of them towards a left side or towards right projection.In other words, from winding section 12 cross sections, first support portion 121 can be that an in-line cooperates one L shaped (seeing Figure 15), a T shape to cooperate L shaped (seeing Figure 16) or two T shapes (seeing Figure 17) with first contact site 122, even first support portion 121 and first contact site 122 also can oblique (seeing Figure 18), and L shaped relative direction also can change (as Figure 19).
Owing to add the purpose of enclosing Shu Danyuan 2 is will strengthen first power part 1 to prevent to frustrate bent ability, but occur in the position that first power part 1 do not enclosed Shu Danyuan 2 coatings if frustrate song, for example and fish plate 210 welds and enclose 2 of Shu Danyuan, be not the desired effect of the present invention.Therefore, make first power part 1 less, and bigger, use to allow and frustrate song and tend to occur in central sections 11 at the width of winding section 12 at the width of central sections 11.Cooperate and consult Figure 12, Figure 20 and Figure 21, in the present embodiment, respectively first support portion 121 of this winding section 12 is restrainted gradually near these central sections 11 1 sides and is contracted, and first contact site 122 restraint gradually near these central sections 11 1 sides and contract to zero, make again enclose Shu Danyuan 2 and coat these central sections 11, first support portion 121 is restrainted the part and first contact site 122 that contract gradually and is restrainted the part that contracts gradually, reaches purpose.
Above-mentioned first power part 1 mainly is formed from steel, also can adopt other metal or alloy to substitute, except that material itself has the high strength, also can gain in strength by the design on the kenel, consult Figure 22 and 23, the long slab shape main body 111 of central sections 11 is by plate face projection first rib board 112, in order to strengthen the drag of central sections 11, first rib board 112 is consistent with these long slab shape main body 11 bearing of trends, and corresponding respectively respectively this first contact site 122 that connects in two ends, and preferably, first contact site, 122 connection first rib boards, 112 1 sides are restrainted gradually and are contracted.
The relevant Shu Danyuan of enclosing 2 also can have multiple variation, in the present embodiment, this encirclement part 21 is integrally formed hollow steel tubes, also can replace steel on the practice by high duty metal, this hollow steel tube cross section is a rectangle, can be good to have symmetric shape also to be circular (seeing Figure 15), rhombus (seeing Figure 16) or hexagon (seeing Figure 17) etc.This bundle product 22 is the concrete that are filled in this hollow steel tube, and this first power part 1 is positioned in the concrete.Preferably, the hollow steel tube two ends that surround part 21 are to form the sealing kenel, make surround part 21 can be to coat concrete fully.
Next the effect of energy dissipation of groove joint type buckling restrained brace device 100 is described, it generally is the foundation that is used as judging effect of energy dissipation with " concentrating the energy dissipating factor (α value) ", consult Figure 24, so-called " concentrating the energy dissipating factor " is exactly the ratio of core steel plate energy-dissipation segment length (Lc) and diagonal brace two ends two operating point spacings (Lwp).Beam column size (6000 * 4000mm) with Figure 24 reinforcing bar, core steel plate energy-dissipation segment length (promptly being central sections 11 length of first power part 1) is 4402mm, and diagonal brace two ends two operating point spacings (being the catercorner length of the beam column plotted point of reinforcing bar) are 7211mm, and the α value of calculating is 0.61.
Consult Figure 25 again, be erected at the beam column size of same reinforcing bar (between 6000 * 4000mm) by " single tube single core " buckling restrained brace device 6, and when the thickness of axle power part is identical, its core steel plate energy-dissipation segment length is 3180mm, and diagonal brace two ends two operating point spacings are still 7211mm, the α value of calculating is 0.44, differs about 40%.That is to say, the winding section 12 of present embodiment is to utilize first groove 123 and first contact site 122 to reach with fish plate 210 to fix, there is first support portion 121 that drag is provided again, therefore winding section 12 length can be with very short, and the α value is improved, when external disturbance produced, groove joint type buckling restrained brace device 100 suffered strain capacitys reduced 40% than buckling restrained brace device 6, can effectively increase the service life.
Second preferred embodiment of groove joint type buckling restrained brace device of the present invention such as Figure 26, Figure 27 and shown in Figure 28, this groove joint type buckling restrained brace device 300 is to illustrate with 410 of four fish plates that are fixed in two by a group building reinforcing bar 400, in fact, no matter be that first embodiment or second embodiment all can adopt the mode of most Zhi Weiyi groups to be supported between the building reinforcing bar.Second embodiment provides a kind of most fulcrum power part and different aspect of enclosing Shu Danyuan, and it comprises that one first power part 1 ', one second power part 3, a three-axis force spare 4 and enclose Shu Danyuan 2 '.
Cooperate again and consult Figure 29,30 and 31, first power part 1 ' and second power part 3 comprise a central sections 11 ' and 31 respectively, and winding section 12 ' and 32, central sections 11 ' and 31 has a long slab shape main body 111 ' and 311 respectively, and three-axis force spare 4 is to be vertically connected at long slab shape main body 111 ' and 311 respectively, promptly forms the I shaped sections in central sections 11 ' or 31.In fact, first power part 1 ' and second power part 3 also can be with non-parallel settings, and three-axis force spare 4 also can be connected with second power part 3 oblique with first power part 1 ', even the quantity of axle power part also can increase and decrease.In addition, first power part 1 ', second power part 3 and three-axis force spare 4 are formed from steel, and also can be replaced by other metal or alloy.
Enclose Shu Danyuan 2 ' and comprise that a compartment of terrain coats the encirclement part 21 ' around this first power part 1 ', second power part 3 and the three-axis force spare 4, and one be positioned at this first power part 1 ', second power part 3, three-axis force spare 4 and the bundle product 22 ' that surrounds between part 21 ', and in order to system power is radially restrainted in this first power part 1 ', second power part 3 and 4 generations of three-axis force spare.
Consult Figure 27,28 and 29, the winding section 12 ' of first power part 1 ' has first support portion 121 ' parallel with long slab shape main body 111 ', and one offer a usefulness vertically for fish plate 410 corresponding first grooves of planting 123 ' from its outer face from first contact site, 122 ', the first support portion 121 ' of this first support portion, 121 ' projection.The winding section 32 of second power part 3 has second support portion 321 parallel with long slab shape main body 311, and second contact site 322 from these second support portion, 321 projections.Second support portion 321 is offered one second groove 323 vertically from its outer face, and second groove 323 is first grooves 123 ' that cooperate first power part 1 ', can plant (shown in figure 32) simultaneously by the above-mentioned fish plate 410 that is plugged in first groove 123 ' of confession.Comprehensive, winding section 12 cross sections of present embodiment and winding section 32 cross sections form two "T"-shaped to the top respectively.
About the relative shape of first support portion 121 and first contact site 122 ', second support portion 321 and second contact site 322, except above-mentioned "T"-shaped, also can multiple variation be arranged as first embodiment, only enumerate Figure 33 and Figure 34 as representative.In addition, consult Figure 27, Figure 29 and Figure 30, described as first embodiment, respectively this winding section 12 and 32 close central sections 11 ' and 31 1 sides are restrainted all gradually and are contracted.
Consult Figure 27 equally, in the present embodiment, by the vertical projection second rib of plate face board 312, its purpose is also as described in first embodiment by the long slab shape main body 311 of 112 ', the second power part 3 of the vertical projection first rib of plate face board for the long slab shape main body 111 ' of first power part 1 ' central sections 11 '.
Consult Figure 26,28 and 29, the encirclement part 21 ' that present embodiment encloses Shu Danyuan 2 ' is by two c-shaped steel plates, form with the relative bonding of C shape opening, the mode of its joint can be being to cooperate most braces 23 ' to weld or with most screw 24 ' bolts (seeing Figure 33).In fact, also can there be multiple change of shape in the cross section that surrounds part 21 ' as described in first embodiment, do not repeat them here.
In addition, the bundle product 22 ' that present embodiment encloses Shu Danyuan 2 ' is to replace concrete among first embodiment with most sheet steel plates, consult Figure 29, respectively this steel plate one end is by the inner surface projection of surrounding part 21 ', the other end then be resisted against first power part 1 ', second power part 3, three-axis force spare 4 at least one of them.On the practice, concrete that encloses Shu Danyuan 2 and 2 ' among first embodiment and second embodiment or steel plate design are (for example Figure 35) that can exchange, even can concrete and steel plate mixing use.Relevant most sheet steel plate distribution kenel can be with reference to Figure 29,33 or 35, and basically, most sheet steel plates can obtain effect preferably to be symmetrically distributed.
Can know by above explanation, groove joint type buckling restrained brace device 100 of the present invention or 300, utilize first support portion 121,121 ' to offer first groove 123 ', 123, or cooperate second support portion 321 to offer second groove 323 again, plant for fish plate 210 or 410, make on the one hand and make simple and easyly and accurate, the drag of vertical junction plywood direction is provided on the other hand by the convenience of fluting operation; And the design of first contact site 122,122 ' or second contact site, 322 joined in parallel plates 210 or 410 can conveniently engage operation, so can reach purpose of the present invention really.
Claims (33)
1. a groove joint type buckling restrained brace device is fixed between two fish plates of a building reinforcing bar, it is characterized in that this buckling restrained brace device comprises:
One first power part, comprise the winding section that a central sections and two is extended in one piece from these central sections two ends respectively, this central sections has a long slab shape main body, respectively this winding section has first support portion parallel with the long slab shape main body of this central sections, and first contact site from this first support portion projection, a usefulness is offered vertically for corresponding first groove of planting of a fish plate wherein in this first support portion from its outer face, this is inserted in the fish plate in this first groove to this first contact site in order to parallel contact; And
One encloses Shu Danyuan, comprises that a compartment of terrain coats the encirclement part around this first power part, and one at this first power part and the bundle product that surrounds between the part, and in order to system power is radially restrainted in this first power part generation.
2. groove joint type buckling restrained brace device as claimed in claim 1 is characterized in that: respectively first contact site of this winding section is restrainted gradually near this central sections one side and is contracted.
3. groove joint type buckling restrained brace device as claimed in claim 1 or 2, it is characterized in that: this central sections also has a first rib board by this one of them face projection of long slab shape main body, this first rib board is consistent with this long slab shape main body bearing of trend, and corresponding respectively respectively this first contact site that connects in two ends.
4. groove joint type buckling restrained brace device as claimed in claim 1 is characterized in that: respectively first support portion of this winding section is restrainted gradually near this central sections one side and is contracted.
5. as claim 2 or 4 described groove joint type buckling restrained brace devices, it is characterized in that: this encloses, and Shu Danyuan is coated on this central sections and described winding section is restrainted around the part that contracts gradually.
6. groove joint type buckling restrained brace device as claimed in claim 1 is characterized in that: respectively this first support portion and corresponding engagement plate holder 90 degree intersect.
7. groove joint type buckling restrained brace device as claimed in claim 1, it is characterized in that: respectively preceding half support portion and a later half support portion are divided into because of this first groove in this first support portion, and the first corresponding contact site be by half support portion before this and later half support portion at least one of them towards left or towards right projection.
8. groove joint type buckling restrained brace device as claimed in claim 1 is characterized in that: this encirclement part is a hollow steel tube.
9. groove joint type buckling restrained brace device as claimed in claim 8 is characterized in that: this hollow steel tube has two steel plates that are the C type, and respectively this steel plate is with the opening part relative bonding of C type.
10. groove joint type buckling restrained brace device as claimed in claim 8 or 9, it is characterized in that: this bundle product is the concrete that is filled in this hollow steel tube, and this first power part is positioned in the concrete.
11. groove joint type buckling restrained brace device as claimed in claim 8 or 9 is characterized in that: this bundle product is by the inside projection of this hollow steel tube inner surface and is resisted against most sheet steel plates of this first power part.
12. a groove joint type buckling restrained brace device is fixed between two fish plates of a building reinforcing bar, it is characterized in that this buckling restrained brace device comprises:
One first power part, comprise the winding section that a central sections and two is extended in one piece from these central sections two ends respectively, this central sections has a long slab shape main body, respectively this winding section has first support portion parallel with the long slab shape main body of this central sections, and first contact site from this first support portion projection, a usefulness is offered vertically for corresponding first groove of planting of a fish plate wherein in this first support portion from its outer face, this is inserted in the fish plate in this first groove to this first contact site in order to parallel contact;
One second power part, comprise the winding section that a central sections and two is extended in one piece from these central sections two ends respectively, this central sections has a long slab shape main body, respectively this winding section has second support portion parallel with the long slab shape main body of this central sections, and second contact site from this second support portion projection, a usefulness is offered vertically for corresponding second groove of planting of a fish plate wherein in this second support portion from its outer face, this is inserted in the fish plate in this second groove to this second contact site in order to parallel contact; And
One encloses Shu Danyuan, comprise that a compartment of terrain coats this first power part and second power part encirclement part on every side, and one at this first power part, second power part and the bundle product that surrounds between the part, and in order to this first power part and second power part generation are radially restrainted system power.
13. groove joint type buckling restrained brace device as claimed in claim 12 is characterized in that: respectively this first contact site and second contact site one of them restrainting gradually and contracting near corresponding central section one side.
14. as claim 12 or 13 described groove joint type buckling restrained brace devices, it is characterized in that: the central sections of this first power part also has a first rib board by this one of them face projection of long slab shape main body, this first rib board is consistent with this long slab shape main body bearing of trend, and corresponding respectively respectively this first contact site that connects in two ends.
15. as claim 12 or 13 described groove joint type buckling restrained brace devices, it is characterized in that: the central sections of this second power part also has a second rib board by this one of them face projection of long slab shape main body, this second rib board is consistent with this long slab shape main body bearing of trend, and corresponding respectively respectively this second contact site that connects in two ends.
16. groove joint type buckling restrained brace device as claimed in claim 12 is characterized in that: respectively this first support portion is restrainted gradually near corresponding central section one side and is contracted.
17. groove joint type buckling restrained brace device as claimed in claim 12 is characterized in that: respectively this second support portion is restrainted gradually near corresponding central section one side and is contracted.
18. groove joint type buckling restrained brace device as claimed in claim 13 is characterized in that: this enclose Shu Danyuan be coated on the central sections of this first power part and second power part and described winding section restraint gradually the part that contracts around.
19. groove joint type buckling restrained brace device as claimed in claim 16 is characterized in that: this enclose Shu Danyuan be coated on the central sections of this first power part and described winding section restraint gradually the part that contracts around.
20. groove joint type buckling restrained brace device as claimed in claim 17 is characterized in that: this enclose Shu Danyuan be coated on the central sections of this second power part and described winding section tapered portion around.
21. groove joint type buckling restrained brace device as claimed in claim 12 is characterized in that: respectively this first support portion and corresponding engagement plate holder 90 degree intersect.
22. groove joint type buckling restrained brace device as claimed in claim 12 is characterized in that: respectively this second support portion and corresponding engagement plate holder 90 degree intersect.
23. groove joint type buckling restrained brace device as claimed in claim 12, it is characterized in that: respectively preceding half support portion and a later half support portion are divided into because of this first groove in this first support portion, and the first corresponding contact site be by half support portion before this and later half support portion at least one of them towards left or towards right projection.
24. groove joint type buckling restrained brace device as claimed in claim 12, it is characterized in that: respectively preceding half support portion and a later half support portion are divided into because of this second groove in this second support portion, and the second corresponding contact site be by half support portion before this and later half support portion at least one of them towards left or towards right projection.
25. groove joint type buckling restrained brace device as claimed in claim 12, it is characterized in that: also comprise a three-axis force spare, this three-axis force spare is connected between the long slab shape main body of central sections of the long slab shape main body of central sections of this first power part and second power part.
26. groove joint type buckling restrained brace device as claimed in claim 12 is characterized in that: this encirclement part is a hollow steel tube.
27. groove joint type buckling restrained brace device as claimed in claim 26 is characterized in that: this hollow steel tube has two steel plates that are the C type, and respectively this steel plate is with the opening part relative bonding of C type.
28. as claim 26 or 27 described groove joint type buckling restrained brace devices, it is characterized in that: this bundle product is the concrete that is filled in this hollow steel tube, and this first power part and second power part are positioned in the concrete.
29. as claim 26 or 27 described groove joint type buckling restrained brace devices, it is characterized in that: this bundle product is by the inside projection of this hollow steel tube inner surface and is resisted against this first power part and second power part most sheet steel plates of one of them at least.
30. groove joint type buckling restrained brace device as claimed in claim 25 is characterized in that: this encirclement part is a hollow steel tube.
31. groove joint type buckling restrained brace device as claimed in claim 30 is characterized in that: this hollow steel tube has two steel plates that are the C type, and respectively this steel plate is with the opening part relative bonding of C type.
32. as claim 30 or 31 described groove joint type buckling restrained brace devices, it is characterized in that: this bundle product is the concrete that is filled in this hollow steel tube, and this first power part, second power part and three-axis force spare are positioned in the concrete.
33. as claim 30 or 31 described groove joint type buckling restrained brace devices, it is characterized in that: this bundle product is by the inside projection of this hollow steel tube inner surface and is resisted against this first power part, second power part and the three-axis force spare most sheet steel plates of one of them at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101353772A CN101634172B (en) | 2008-07-25 | 2008-07-25 | Groove joint type buckling restrained brace device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101353772A CN101634172B (en) | 2008-07-25 | 2008-07-25 | Groove joint type buckling restrained brace device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101634172A true CN101634172A (en) | 2010-01-27 |
| CN101634172B CN101634172B (en) | 2011-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101353772A Active CN101634172B (en) | 2008-07-25 | 2008-07-25 | Groove joint type buckling restrained brace device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101634172B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213013A (en) * | 2010-04-09 | 2011-10-12 | 财团法人国家实验研究院 | Thin buckling restrained brace device and axial force member and manufacturing method thereof |
| CN102213012A (en) * | 2010-04-09 | 2011-10-12 | 财团法人国家实验研究院 | Buckling restrained brace and side shell pieces and manufacturing method thereof |
| CN102953450A (en) * | 2012-01-20 | 2013-03-06 | 上海蓝科钢结构技术开发有限责任公司 | TJC buckling restrained bracing member |
| CN105332439A (en) * | 2014-08-12 | 2016-02-17 | 中岛正爱 | Combined energy dissipation bracing component |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7225588B2 (en) * | 2003-07-08 | 2007-06-05 | Nippon Steel Corporation | Damping brace and structure |
| US7185462B1 (en) * | 2003-07-25 | 2007-03-06 | Sme Steel Contractors, Inc. | Double core brace |
| CN2743444Y (en) * | 2004-07-09 | 2005-11-30 | 任招佑 | Assembling type pure axle force curvature band energy dissipation slant strut structure |
| CN2752358Y (en) * | 2004-12-09 | 2006-01-18 | 谢强 | Channel steel non-buckling energy-dissipating support |
| CN2778920Y (en) * | 2004-12-31 | 2006-05-10 | 郑兆宏 | Laying type double opening beam buckling trammel tenacity supporting device |
-
2008
- 2008-07-25 CN CN2008101353772A patent/CN101634172B/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213013A (en) * | 2010-04-09 | 2011-10-12 | 财团法人国家实验研究院 | Thin buckling restrained brace device and axial force member and manufacturing method thereof |
| CN102213012A (en) * | 2010-04-09 | 2011-10-12 | 财团法人国家实验研究院 | Buckling restrained brace and side shell pieces and manufacturing method thereof |
| CN102213013B (en) * | 2010-04-09 | 2013-02-27 | 财团法人国家实验研究院 | Thin buckling restrained brace device and axial force member and manufacturing method thereof |
| CN102953450A (en) * | 2012-01-20 | 2013-03-06 | 上海蓝科钢结构技术开发有限责任公司 | TJC buckling restrained bracing member |
| CN105332439A (en) * | 2014-08-12 | 2016-02-17 | 中岛正爱 | Combined energy dissipation bracing component |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101634172B (en) | 2011-05-11 |
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