CN202090458U - Anti-vibration damper of shear perforated mild steel building structure - Google Patents
Anti-vibration damper of shear perforated mild steel building structure Download PDFInfo
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- CN202090458U CN202090458U CN2011201749283U CN201120174928U CN202090458U CN 202090458 U CN202090458 U CN 202090458U CN 2011201749283 U CN2011201749283 U CN 2011201749283U CN 201120174928 U CN201120174928 U CN 201120174928U CN 202090458 U CN202090458 U CN 202090458U
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Abstract
The utility model relates to an anti-vibration damper of a shear perforated mild steel building structure, which belongs to the technical field of building engineering, and aims to solve the technical problems of improving the anti-vibration property of the building structure, reducing the repair cost after earthquake, and ensuring the normal use of the building structure after the earthquake. The damper includes a perforated square low yield-point mild steel plate with through holes on the plate surface thereof, two side part reinforced steel ribbed plates and two gusset plates; the two side part reinforced steel ribbed plates are fixedly welded to the left and the right edges of the low yield-point mild steel plate respectively; the two gusset plates are fixedly welded to the upper and the lower edges of the low yield-point mild steel plate respectively; and the plate surface of the low yield-point mild steel plate is vertical to the plate surfaces of all the side part reinforced steel ribbed plates and the gusset plates. The anti-vibration damper provided by the utility model can effectively consume seismic energy, has low cost, and is convenient to repair and replace.
Description
Technical field
The utility model relates to the technology of construction work, particularly relates to a kind of technology of shearing-type perforate mild steel building structure aseismatic damper.
Background technology
Fast development along with Urbanization in China, be accompanied by diversified day by day instructions for use, large amount of complex build high level and super-high building structure continue to bring out, this has brought new huge challenge to seismic design---and building structure can be satisfied the bearing capacity calculation requirement except needs, also wants to realize the design object of performanceization.In this case, by traditional structural arrangement form, the design section of members such as beam, post must be very big, also is that earthquake response increases but can cause dead load like this; Also have an important contradiction to be in addition, after the earthquake shock of traditional structure experience, collapse even without integral body takes place, often also can be very high to the reparation cost of members such as beam, post, and can bring influence to the normal use of building structure.
The utility model content
At the defective that exists in the above-mentioned prior art, technical problem to be solved in the utility model provides a kind of effectively earthquake energy, and cost is low, is convenient to repair the shearing-type perforate mild steel building structure aseismatic damper of replacing simultaneously.
In order to solve the problems of the technologies described above, a kind of shearing-type perforate mild steel building structure aseismatic damper provided by the utility model is characterized in that: comprise that a plate face has the perforate rectangle low-yield mild steel plate of through hole, two sidepieces put more energy into steel floor and two gusset plates; Described two sidepieces steel floor of putting more energy into is welded in the edge, the left and right sides of low-yield mild steel plate respectively; Described two gusset plates are welded in the last lower edge of low-yield mild steel plate respectively; And the put more energy into plate face of plate face, each gusset plate of steel floor of the plate face of low-yield mild steel plate and each sidepiece is all vertical.
Further, the yield strength of described low-yield mild steel plate is smaller or equal to 235MPa, and its elongation per unit length is greater than 40%.
Further, the ratio of the spacing between the spacing between the last lower edge of described low-yield mild steel plate and its edge, left and right sides is 0.5～2.
Further, the plate face of described low-yield mild steel plate has a through hole, and this through hole is positioned at the plate face middle part of low-yield mild steel plate.
Further, be opened in the through hole ovalize of low-yield mild steel plate plate face, its minor axis is parallel to the minor face of low-yield mild steel plate, and the length of its minor axis is smaller or equal to 0.7 times of low-yield mild steel plate bond length.
Further, the through hole that is opened in low-yield mild steel plate plate face is rounded, and its diameter is smaller or equal to 0.7 times of low-yield mild steel plate bond length.
Further, the through hole that is opened in low-yield mild steel plate plate face is runway shape, and it is the arc limit of Kong Bianwei evagination up and down, its left and right sides Kong Bianwei straight flange, and the spacing between the Kong Bian of its left and right sides is smaller or equal to 0.7 times of low-yield mild steel plate bond length.
Further, the plate face of described low-yield mild steel plate is divided at least two daughter boards from left to right, the plate face middle part of every daughter board all has a through hole, all be welded with the steel floor of vertically putting more energy between per two adjacent daughter boards, the plate face of the described steel floor of vertically putting more energy into is parallel to the edge, the left and right sides of low-yield mild steel plate and perpendicular to the plate face of low-yield mild steel plate.
Further, the plate face of described low-yield mild steel plate is divided at least two daughter boards from top to bottom, the plate face middle part of every daughter board all has a through hole, all be welded with the level steel floor of putting more energy between per two adjacent daughter boards, described level puts more energy into that the plate face of steel floor is parallel to the last lower edge of low-yield mild steel plate and perpendicular to the plate face of low-yield mild steel plate.
Further, the plate face of described low-yield mild steel plate is divided into the daughter board matrix of at least two row two row, the plate face middle part of every daughter board all has a through hole, all be welded with the steel floor of vertically putting more energy between the adjacent daughter board of per two row, all be welded with the level steel floor of putting more energy between the adjacent daughter board of per two row, the plate face of the described steel floor of vertically putting more energy into is parallel to the edge, the left and right sides of low-yield mild steel plate and perpendicular to the plate face of low-yield mild steel plate, and described level puts more energy into that the plate face of steel floor is parallel to the last lower edge of low-yield mild steel plate and perpendicular to the plate face of low-yield mild steel plate.
The shearing-type perforate mild steel building structure aseismatic damper that the utility model provides, with upper and lower gusset plate respectively with the beams and slabs and steel support and connection of building structure after, can with agent structure co-operation, effective earthquake energy, and cheap.Little shake stage (being elastic stage), the low-yield mild steel plate can increase the structure lateral rigidity, reduces relative storey displacement; In the big shake stage (being elastic-plastic phase), the distortion of the hysteresis of low-yield mild steel plate can earthquake energy, thus the main component of protection structure; By perforate, can significantly improve deformability, the optimization stress distribution of mild steel plate, avoid forming the X-shaped cross fracture that runs through, thereby improve its hysteretic energy performance all sidedly.And be convenient to after the earthquake repair to change, the economic cost of its reparation and replacing is also less, the follow-up normal use of building structure is not brought influence substantially.
Description of drawings
Fig. 1 is the front view of the shearing-type perforate mild steel building structure aseismatic damper of the utility model first embodiment;
Fig. 2 is the front view of the shearing-type perforate mild steel building structure aseismatic damper of the utility model second embodiment;
Fig. 3 is the front view of the shearing-type perforate mild steel building structure aseismatic damper of the utility model the 3rd embodiment;
Fig. 4 is the front view of the shearing-type perforate mild steel building structure aseismatic damper of the utility model the 4th embodiment;
Fig. 5 is the front view of the shearing-type perforate mild steel building structure aseismatic damper of the utility model the 5th embodiment;
Fig. 6 is the front view of the shearing-type perforate mild steel building structure aseismatic damper of the utility model the 6th embodiment.
The specific embodiment
Below in conjunction with description of drawings embodiment of the present utility model is described in further detail, but present embodiment is not limited to the utility model, every employing analog structure of the present utility model and similar variation thereof all should be listed protection domain of the present utility model in.
As shown in Figure 1, a kind of shearing-type perforate mild steel building structure aseismatic damper that the utility model first embodiment is provided is characterized in that: comprise that a plate face has the perforate rectangle low-yield mild steel plate 11 of through hole, two sidepieces put more energy into steel floor 12 and two gusset plates 13; Described two sidepieces steel floor 12 of putting more energy into is welded in the edge, the left and right sides of low-yield mild steel plate 11 respectively; Described two gusset plates 13 are welded in the last lower edge of low-yield mild steel plate 11 respectively; And the put more energy into plate face of plate face, each gusset plate 13 of steel floor 12 of the plate face of low-yield mild steel plate 11 and each sidepiece is all vertical.
The yield strength of described low-yield mild steel plate 11 is smaller or equal to 235MPa, and its elongation per unit length is greater than 40%;
The ratio of the spacing between the spacing between the last lower edge of described low-yield mild steel plate 11 and its edge, left and right sides is 0.5～2;
The plate face of described low-yield mild steel plate 11 has an ellipse hole 14, this through hole is positioned at the plate face middle part of low-yield mild steel plate 11, its minor axis is parallel to the minor face of low-yield mild steel plate 11, and the length of its minor axis is smaller or equal to 0.7 times of low-yield mild steel plate bond length.
As shown in Figure 2, a kind of shearing-type perforate mild steel building structure aseismatic damper that the utility model second embodiment is provided is characterized in that: comprise that a plate face has the perforate rectangle low-yield mild steel plate 21 of through hole, two sidepieces put more energy into steel floor 22 and two gusset plates 23; Described two sidepieces steel floor 22 of putting more energy into is welded in the edge, the left and right sides of low-yield mild steel plate 21 respectively; Described two gusset plates 23 are welded in the last lower edge of low-yield mild steel plate 21 respectively; And the put more energy into plate face of plate face, each gusset plate 23 of steel floor 22 of the plate face of low-yield mild steel plate 21 and each sidepiece is all vertical.
The yield strength of described low-yield mild steel plate 21 is smaller or equal to 235MPa, and its elongation per unit length is greater than 40%;
The ratio of the spacing between the spacing between the last lower edge of described low-yield mild steel plate 21 and its edge, left and right sides is 0.5～2;
The plate face of described low-yield mild steel plate 21 has a manhole 24, and this through hole is positioned at the plate face middle part of low-yield mild steel plate 21, and its diameter is smaller or equal to 0.7 times of low-yield mild steel plate bond length.
As shown in Figure 3, a kind of shearing-type perforate mild steel building structure aseismatic damper that the utility model the 3rd embodiment is provided is characterized in that: comprise that a plate face has the perforate rectangle low-yield mild steel plate 31 of through hole, two sidepieces put more energy into steel floor 32 and two gusset plates 33; Described two sidepieces steel floor 32 of putting more energy into is welded in the edge, the left and right sides of low-yield mild steel plate 31 respectively; Described two gusset plates 33 are welded in the last lower edge of low-yield mild steel plate 31 respectively; And the put more energy into plate face of plate face, each gusset plate 33 of steel floor 32 of the plate face of low-yield mild steel plate 31 and each sidepiece is all vertical.
The yield strength of described low-yield mild steel plate 31 is smaller or equal to 235MPa, and its elongation per unit length is greater than 40%;
The ratio of the spacing between the spacing between the last lower edge of described low-yield mild steel plate 31 and its edge, left and right sides is 0.5～2;
The plate face of described low-yield mild steel plate 31 has a runway shape through hole 34, this through hole is positioned at the plate face middle part of low-yield mild steel plate 31, it is the arc limit of Kong Bianwei evagination up and down, its left and right sides Kong Bianwei straight flange, the spacing between the Kong Bian of its left and right sides is smaller or equal to 0.7 times of low-yield mild steel plate bond length.
As shown in Figure 4, a kind of shearing-type perforate mild steel building structure aseismatic damper that the utility model the 4th embodiment is provided is characterized in that: comprise that a plate face has the perforate rectangle low-yield mild steel plate 41 of through hole, two sidepieces put more energy into steel floor 42 and two gusset plates 43; Described two sidepieces steel floor 42 of putting more energy into is welded in the edge, the left and right sides of low-yield mild steel plate 41 respectively; Described two gusset plates 43 are welded in the last lower edge of low-yield mild steel plate 41 respectively; And the put more energy into plate face of plate face, each gusset plate 43 of steel floor 42 of the plate face of low-yield mild steel plate 41 and each sidepiece is all vertical.
The plate face of described low-yield mild steel plate 41 is divided at least two daughter boards (being divided into two daughter boards in the present embodiment) from left to right, all be welded with the steel floor 46 of vertically putting more energy between per two adjacent daughter boards, the plate face of the described steel floor 46 of vertically putting more energy into is parallel to the edge, the left and right sides of low-yield mild steel plate 41 and perpendicular to the plate face of low-yield mild steel plate 41;
The yield strength of described low-yield mild steel plate 41 is smaller or equal to 235MPa, and its elongation per unit length is greater than 40%;
The ratio of the spacing between the spacing between the last lower edge of described low-yield mild steel plate 41 and its edge, left and right sides is 0.5～2;
The plate face middle part of every daughter board all has a runway shape through hole 44, the arc limit of the evagination of Kong Bianwei up and down of described runway shape through hole 44, and left and right sides Kong Bianwei straight flange, the spacing between the Kong Bian of its left and right sides is smaller or equal to 0.7 times of the daughter board bond length.
Among the utility model the 4th embodiment, the through hole that the plate face of every daughter board middle part is offered also can be oval or circular.
As shown in Figure 5, a kind of shearing-type perforate mild steel building structure aseismatic damper that the utility model the 5th embodiment is provided is characterized in that: comprise that a plate face has the perforate rectangle low-yield mild steel plate 51 of through hole, two sidepieces put more energy into steel floor 52 and two gusset plates 53; Described two sidepieces steel floor 52 of putting more energy into is welded in the edge, the left and right sides of low-yield mild steel plate 51 respectively; Described two gusset plates 53 are welded in the last lower edge of low-yield mild steel plate 51 respectively; And the put more energy into plate face of plate face, each gusset plate 53 of steel floor 52 of the plate face of low-yield mild steel plate 51 and each sidepiece is all vertical.
The plate face of described low-yield mild steel plate 51 is divided at least two daughter boards (being divided into two daughter boards in the present embodiment) from top to bottom, all be welded with the level steel floor 55 of putting more energy between per two adjacent daughter boards, described level puts more energy into that the plate face of steel floor 55 is parallel to the last lower edge of low-yield mild steel plate 51 and perpendicular to the plate face of low-yield mild steel plate 51.
The yield strength of described low-yield mild steel plate 51 is smaller or equal to 235MPa, and its elongation per unit length is greater than 40%;
The ratio of the spacing between the spacing between the last lower edge of described low-yield mild steel plate 51 and its edge, left and right sides is 0.5～2;
The plate face middle part of every daughter board all has an ellipse hole 54, and the minor axis of described ellipse hole 54 is parallel to the minor face of daughter board, and the length of its minor axis is smaller or equal to 0.7 times of the daughter board bond length.
Among the utility model the 5th embodiment, the through hole that the plate face of every daughter board middle part is offered also can be circle or runway shape.
As shown in Figure 6, a kind of shearing-type perforate mild steel building structure aseismatic damper that the utility model the 6th embodiment is provided is characterized in that: comprise that a plate face has the perforate rectangle low-yield mild steel plate 61 of through hole, two sidepieces put more energy into steel floor 62 and two gusset plates 63; Described two sidepieces steel floor 62 of putting more energy into is welded in the edge, the left and right sides of low-yield mild steel plate 61 respectively; Described two gusset plates 63 are welded in the last lower edge of low-yield mild steel plate 61 respectively; And the put more energy into plate face of plate face, each gusset plate 63 of steel floor 62 of the plate face of low-yield mild steel plate 61 and each sidepiece is all vertical.
The plate face of described low-yield mild steel plate 61 is divided into the daughter board matrix (being divided into four in the present embodiment) of at least two row two row, all be welded with the steel floor 66 of vertically putting more energy between the adjacent daughter board of per two row, all be welded with the level steel floor 65 of putting more energy between the adjacent daughter board of per two row, the plate face of the described steel floor 66 of vertically putting more energy into is parallel to the edge, the left and right sides of low-yield mild steel plate 61 and perpendicular to the plate face of low-yield mild steel plate 61, and described level puts more energy into that the plate face of steel floor 65 is parallel to the last lower edge of low-yield mild steel plate 61 and perpendicular to the plate face of low-yield mild steel plate 61;
The yield strength of described low-yield mild steel plate 61 is smaller or equal to 235MPa, and its elongation per unit length is greater than 40%;
The ratio of the spacing between the spacing between the last lower edge of described low-yield mild steel plate 61 and its edge, left and right sides is 0.5～2;
The plate face middle part of every daughter board all has an ellipse hole 64, and the minor axis of described ellipse hole 64 is parallel to the minor face of daughter board, and the length of its minor axis is smaller or equal to 0.7 times of the daughter board bond length.
Among the utility model the 6th embodiment, the through hole that the plate face of every daughter board middle part is offered also can be circle or runway shape.
When each embodiment of the utility model uses, with the steel support and connection formation power consumption parts of lower node plate and building structure.Last gusset plate is connected with the beams and slabs of building structure,, can adopts welding or bolt to connect if building structure is steel work; If building structure is concrete structure, then connect by crab-bolt; The antidetonation principle of each embodiment of the utility model is as follows:
Little shake stage (being elastic stage), perforate rectangle low-yield mild steel plate can increase the structure lateral rigidity, reduces relative storey displacement; In the big shake stage (being elastic-plastic phase), the distortion of the hysteresis of perforate rectangle low-yield mild steel plate can earthquake energy, thus the main component of protection structure.
Claims (9)
1. shearing-type perforate mild steel building structure aseismatic damper is characterized in that: comprise that a plate face has the perforate rectangle low-yield mild steel plate of through hole, two sidepieces put more energy into steel floor and two gusset plates; Described two sidepieces steel floor of putting more energy into is welded in the edge, the left and right sides of low-yield mild steel plate respectively; Described two gusset plates are welded in the last lower edge of low-yield mild steel plate respectively; And the put more energy into plate face of plate face, each gusset plate of steel floor of the plate face of low-yield mild steel plate and each sidepiece is all vertical.
2. shearing-type perforate mild steel building structure aseismatic damper according to claim 1, it is characterized in that: the ratio of the spacing between the spacing between the last lower edge of described low-yield mild steel plate and its edge, left and right sides is 0.5～2.
3. shearing-type perforate mild steel building structure aseismatic damper according to claim 1, it is characterized in that: the plate face of described low-yield mild steel plate has a through hole, and this through hole is positioned at the plate face middle part of low-yield mild steel plate.
4. shearing-type perforate mild steel building structure aseismatic damper according to claim 3, it is characterized in that: the through hole ovalize that is opened in low-yield mild steel plate plate face, its minor axis is parallel to the minor face of low-yield mild steel plate, and the length of its minor axis is smaller or equal to 0.7 times of low-yield mild steel plate bond length.
5. shearing-type perforate mild steel building structure aseismatic damper according to claim 3, it is characterized in that: the through hole that is opened in low-yield mild steel plate plate face is rounded, and its diameter is smaller or equal to 0.7 times of low-yield mild steel plate bond length.
6. shearing-type perforate mild steel building structure aseismatic damper according to claim 3, it is characterized in that: the through hole that is opened in low-yield mild steel plate plate face is runway shape, it is the arc limit of Kong Bianwei evagination up and down, its left and right sides Kong Bianwei straight flange, the spacing between the Kong Bian of its left and right sides is smaller or equal to 0.7 times of low-yield mild steel plate bond length.
7. shearing-type perforate mild steel building structure aseismatic damper according to claim 1, it is characterized in that: the plate face of described low-yield mild steel plate is divided at least two daughter boards from left to right, the plate face middle part of every daughter board all has a through hole, all be welded with the steel floor of vertically putting more energy between per two adjacent daughter boards, the plate face of the described steel floor of vertically putting more energy into is parallel to the edge, the left and right sides of low-yield mild steel plate and perpendicular to the plate face of low-yield mild steel plate.
8. shearing-type perforate mild steel building structure aseismatic damper according to claim 1, it is characterized in that: the plate face of described low-yield mild steel plate is divided at least two daughter boards from top to bottom, the plate face middle part of every daughter board all has a through hole, all be welded with the level steel floor of putting more energy between per two adjacent daughter boards, described level puts more energy into that the plate face of steel floor is parallel to the last lower edge of low-yield mild steel plate and perpendicular to the plate face of low-yield mild steel plate.
9. shearing-type perforate mild steel building structure aseismatic damper according to claim 1, it is characterized in that: the plate face of described low-yield mild steel plate is divided into the daughter board matrix of at least two row two row, the plate face middle part of every daughter board all has a through hole, all be welded with the steel floor of vertically putting more energy between the adjacent daughter board of per two row, all be welded with the level steel floor of putting more energy between the adjacent daughter board of per two row, the plate face of the described steel floor of vertically putting more energy into is parallel to the edge, the left and right sides of low-yield mild steel plate and perpendicular to the plate face of low-yield mild steel plate, and described level puts more energy into that the plate face of steel floor is parallel to the last lower edge of low-yield mild steel plate and perpendicular to the plate face of low-yield mild steel plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011201749283U CN202090458U (en) | 2011-05-30 | 2011-05-30 | Anti-vibration damper of shear perforated mild steel building structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011201749283U CN202090458U (en) | 2011-05-30 | 2011-05-30 | Anti-vibration damper of shear perforated mild steel building structure |
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| CN202090458U true CN202090458U (en) | 2011-12-28 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102251602A (en) * | 2011-05-30 | 2011-11-23 | 上海建科结构新技术工程有限公司 | Anti-seismic damper of shearing type opening soft steel building structure |
| CN102644335A (en) * | 2012-04-13 | 2012-08-22 | 上海赛弗工程减震技术有限公司 | Metal damper provided with restraining devices and stiffening ribs |
| CN102817421A (en) * | 2012-08-03 | 2012-12-12 | 广州容联建筑科技有限公司 | Combined shear type metal damper |
| CN104100018A (en) * | 2014-07-28 | 2014-10-15 | 东南大学 | Function-restorable soft steel damper |
| CN104631640A (en) * | 2014-12-18 | 2015-05-20 | 东南大学 | Two-stage work metal energy dissipation device |
| CN110468994A (en) * | 2019-07-26 | 2019-11-19 | 北京工业大学 | A kind of assembled cold-rolled forming section wall-plate-column shock absorbing structural system with plate mild steel damper |
| CN110468995A (en) * | 2019-07-26 | 2019-11-19 | 北京工业大学 | A kind of light steel energy consumption wall of the assembled with plate mild steel damper and its connection type |
-
2011
- 2011-05-30 CN CN2011201749283U patent/CN202090458U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102251602A (en) * | 2011-05-30 | 2011-11-23 | 上海建科结构新技术工程有限公司 | Anti-seismic damper of shearing type opening soft steel building structure |
| CN102644335A (en) * | 2012-04-13 | 2012-08-22 | 上海赛弗工程减震技术有限公司 | Metal damper provided with restraining devices and stiffening ribs |
| CN102644335B (en) * | 2012-04-13 | 2015-11-18 | 上海赛弗工程减震技术有限公司 | A kind of metal damper being provided with restraint device, stiffening rib |
| CN102817421A (en) * | 2012-08-03 | 2012-12-12 | 广州容联建筑科技有限公司 | Combined shear type metal damper |
| CN104100018A (en) * | 2014-07-28 | 2014-10-15 | 东南大学 | Function-restorable soft steel damper |
| CN104100018B (en) * | 2014-07-28 | 2016-03-23 | 东南大学 | Function can recover mild steel damper |
| CN104631640A (en) * | 2014-12-18 | 2015-05-20 | 东南大学 | Two-stage work metal energy dissipation device |
| CN110468994A (en) * | 2019-07-26 | 2019-11-19 | 北京工业大学 | A kind of assembled cold-rolled forming section wall-plate-column shock absorbing structural system with plate mild steel damper |
| CN110468995A (en) * | 2019-07-26 | 2019-11-19 | 北京工业大学 | A kind of light steel energy consumption wall of the assembled with plate mild steel damper and its connection type |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111228 Termination date: 20170530 |