CN203129354U - Steel plate damping wall for energy dissipation and shock absorption - Google Patents
Steel plate damping wall for energy dissipation and shock absorption Download PDFInfo
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- CN203129354U CN203129354U CN 201320071842 CN201320071842U CN203129354U CN 203129354 U CN203129354 U CN 203129354U CN 201320071842 CN201320071842 CN 201320071842 CN 201320071842 U CN201320071842 U CN 201320071842U CN 203129354 U CN203129354 U CN 203129354U
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Abstract
The utility model discloses a steel plate damping wall for energy dissipation and shock absorption. The steel plate damping wall comprises a steel plate damping wall body and a connecting device arranged on the steel plate damping wall body. The steel plate damping wall body comprises an energy dissipation steel plate, horizontal connecting steel plates arranged above and below the energy dissipation steel plate, frange plates arranged at two ends of the energy dissipation steel plate, and stiffening plates arranged on two sides of the energy dissipation steel plate. The energy dissipation steel plate is connected with the upper horizontal connecting steel plate and the lower horizontal connecting steel plate through welding, the stiffening plates are respectively arranged on the two sides of the energy dissipation steel plate and connected with the energy dissipation steel plate in a welding mode, and the stiffening plates on the same side of the energy dissipation steel plate are uncrossed. The connecting device on the steel plate damping wall is connected with the upper horizontal connecting steel plate or the lower horizontal connecting steel plate in a welding mode. The steel plate damping wall is excellent in energy dissipation capacity and strong in stability, and overcomes the defects that a common metal damper is small in tonnage and yield displacement and easily yields under the action of wind load.
Description
Technical field
The utility model relates to the building structure energy-consumption shock-absorption device, is specifically related to a kind of steel plate damping wall for energy-dissipating and shock-absorbing.
Background technology
The energy-dissipating and shock-absorbing of building structure refers to arrange suitable energy dissipation component in building structure, energy dissipation component can be made up of supporting members such as energy-consumption shock-absorption device and diagonal brace, body of wall, beam or nodes.Steel plate shear force wall (SPSW) is a kind of novel anti side force system of effective support of buildings opposing wind-force and seismic forces, and the utility model steel plate damping wall is a kind of lateral resistant member of similar steel plate shear force wall.Steel plate damping wall can consume energy in loading process, has that energy-dissipating property is superior, a simple structure, easy to make, cheap characteristics.It both can cooperate shock isolating pedestal or shock isolation system, as power consumption unit or stopping means use wherein, can be used for building structure separately again and use as energy-dissipating device, so that additional damping and rigidity to be provided, be with a wide range of applications in following shock-resistant and energy-dissipating field.
Because metal has good hysteretic characteristic after entering plastic state, and absorbs big energy in elastoplasticity hysteresis deformation process, thereby be widely used for making energy dissipative device dissimilar and structure.But because tonnage, the yield displacement of general metal damper are less, cause damper under the condition of wind load, just to be surrendered easily, be difficult to guarantee that it whether can also operate as normal under middle shake and big shake, so propose a kind of new steel plate damping wall, can solve the problem that the metal damper tonnage is little and yield displacement is little, steel plate damping wall yield displacement is big, and anti-side rigidity is big, energy dissipation capacity is stronger, is a kind of more promising energy-dissipating and shock-absorbing product.
The utility model content
The purpose of this utility model is to propose a kind of steel plate damping wall for energy-dissipating and shock-absorbing, to overcome the technical deficiency that existing metal damper exists, mainly is the tonnage of metal damper, and yield displacement is less than normal, the problem that just may surrender under the wind load situation.
To achieve these goals, the technical solution of the utility model is:
A kind of steel plate damping wall for energy-dissipating and shock-absorbing, comprise the linkage that arranges on steel plate damping wall body and the steel plate damping wall body, this steel plate damping wall body comprises the power consumption steel plate, the level that is arranged on power consumption steel plate upper and lower connects steel plate, be arranged on the frange plate at power consumption steel plate two ends, be arranged on the stiffener of power consumption steel plate both sides, described power consumption steel plate and last, following level connects between the steel plate by being welded to connect, the frange plate at described power consumption steel plate and two ends adopts respectively and is welded to connect, the both sides of described power consumption steel plate are respectively equipped with stiffener, adopt between this stiffener and the power consumption steel plate and be welded to connect, do not intersect between the stiffener of described power consumption steel plate homonymy, the linkage on described steel plate damping wall top with described on/following level is connected between the steel plate to adopt and is welded to connect, described linkage comprises at least two blocks of vertical steel plates, between these two blocks of vertical steel plates parallel to each other and simultaneously perpendicular to described go up level connect steel plate or down level connect steel plate.
Further, have vertical elongated hole on the vertical steel plate of described linkage, and the elongated hole on all vertical steel plates is symmetrical arranged.
Further, can be provided with at least one bolt or pin in the elongated hole on the vertical steel plate of described linkage.
Further, leave certain clearance between described two blocks of vertical steel plates, this gap is that outside connecting elements is embedded wherein, and outside connecting elements also need be opened vertical elongated hole in corresponding position.
Further, described linkage is connected with the structural element of outside by horizontally set bolt on described vertical steel plate or pin.
Further, after described steel plate damping wall and linkage were fixing, bolt or pin can slide by easy on and off in described elongated hole, can not the front and back activity.
Further, described stiffener is elongated or local to be arranged in the both sides of described power consumption steel plate and not to intersect, and stiffener can be arranged to level, vertical mode or arrange along power consumption steel plate diagonal.
Further, the local stiffener direction of described power consumption steel plate one side adopts identical or inequality.
Further, described power consumption steel plate adopts rectangle or square.
Making principle of the present utility model: the stiffener of described steel plate damping wall places the both sides of power consumption steel plate and does not intersect, and avoids stiffener " ten " word intersection weld seam damage power consumption steel plate to occur at homonymy, thereby weakens the performance of power consumption steel plate.Be provided with a convenient device that connects of installing on the steel plate damping wall, the effect of this device mainly contains two: (one), the common metal damper is at three direction (X, Y, Z) all has certain rigidity, and its actual play the energy-dissipating and shock-absorbing effect generally have only certain (a bit) direction (X, Y), adopt common connected mode to be arranged on damper in the structure at three direction (X, Y, Z) all can be stressed, so not only influence damper at certain (a bit) direction (X, Y) power consumption effect, and make the stress of damper become complicated, be unfavorable for its performance power consumption effect, even may lead to adverse consequences.The linkage that the utility model proposes has discharged the vertical degree of freedom (Z) (vertical Z is non-power consumption direction) of steel plate damping wall, be allowed to condition at horizontal direction and can give full play to the power consumption effect, make that the stress of damper is clearer and more definite, avoided vertically being subjected to force direction (Z) and level to be subjected to the phase mutual interference of force direction (X, Y).(2), this device applicability is strong, that is: need not redesign connected node when damper product tonnage changes, can realize the adjustable function on damper product height and the tonnage, when the product tonnage changes, satisfy requirement to connected node by the bolt number of regulating linkage.
The power consumption steel plate is the power consumption parts of steel plate damping wall, and initial stiffness is provided, and enters to begin power consumption after the plasticity, and the power consumption steel plate is the core parts of steel plate damping wall.The stiffener of described power consumption steel plate both sides can retrain the power consumption steel plate, prevents that it from flexing outside the plane taking place.Described upper and lower level connects steel plate and guarantees power consumption steel plate upper and lower side generation relative deformation, the frange plate at power consumption steel plate two ends, and cripling takes place and has guaranteed in stable hysteresis performance of large deformation stage in the steel plate that prevented from consuming energy before surrender.On/to connect the linkage that arranges on the steel plate be the device that convenient steel plate damping wall is connected with the external world for following level, this device can discharge the vertical rigidity of steel plate damping wall, and can be applicable to the steel plate damping wall product of different tonnages, and the connected mode of the steel plate damping wall of this type and building structure is varied.
The utlity model has following advantage:
1, utilizes the bigger advantage of initial stiffness when stressed in the power consumption steel plate plane, and flexing takes place, energy dissipation capacity and the stability of assurance steel plate damping wall by the mode of the putting more energy into steel plate that prevents from consuming energy outside the plane;
2, do not have the weld seam of intersection between the stiffener of power consumption steel plate homonymy, stiffener can elongated setting or local the setting, convenient welding, and welding quality guarantees easily;
3, steel plate damping wall tonnage is big, yield displacement is big, has overcome the defective that common metal damper tonnage is little, yield displacement is little and easily take place to surrender under wind action;
4, steel plate damping wall top is provided with the linkage that is connected with the steel structure member of outside, this linkage can discharge the vertical degree of freedom of steel plate damping wall, make its level stressed clearer and more definite, can adapt to the steel plate damping wall product of different tonnages and being connected of external member by the number of adjusting bolt or pin.
Description of drawings
Fig. 1 is the normal section structural representation (comprising Fig. 1 a, 1b, 1c, 1d, 1e) of the utility model steel plate damping wall.
Fig. 2 is the generalized section along the 1-1 direction (comprising Fig. 2 a, 2b, 2c, 2d, 2e) of Fig. 1 utility model steel plate damping wall.
Fig. 3 is the generalized section along the 2-2 direction (comprising Fig. 3 a, 3b, 3c, 3d, 3e) of Fig. 1 utility model steel plate damping wall.
Fig. 4 is first kind of example structure schematic diagram that the linkage of steel plate damping wall of the present utility model is connected with the external structure member.
Fig. 5 is second kind of example structure schematic diagram that the linkage of steel plate damping wall of the present utility model is connected with the external structure member.
Fig. 6 is the third example structure schematic diagram that the linkage of steel plate damping wall of the present utility model is connected with the external structure member.
Fig. 7 is the 4th kind of example structure schematic diagram that the linkage of steel plate damping wall of the present utility model is connected with the external structure member.
Fig. 8 is the 5th kind of example structure schematic diagram that the linkage of steel plate damping wall of the present utility model is connected with the external structure member.
Among the figure: 1. power consumption steel plate, level connects steel plate on 21., and 22. times level connects steel plates, 3. frange plate, 4. stiffener, 5. vertical steel plate, 6. post, 7. beam 8. supports, 9. concrete wall, 10. rigid wall.
The specific embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated: present embodiment is being to implement under the prerequisite with technical solutions of the utility model; provided detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
Referring to Fig. 1, Fig. 2 and Fig. 3, this utility model steel plate damping wall comprises the linkage that arranges on steel plate damping wall body and the steel plate damping wall body, this steel plate damping wall body comprises power consumption steel plate 1, the level that is arranged on power consumption steel plate 1 upper and lower connects steel plate, the level that namely goes up connects steel plate 21, following level connects steel plate 22, be arranged on the frange plate 3 at power consumption steel plate 1 two ends, be arranged on the stiffener 4 of power consumption steel plate 1 both sides, power consumption steel plate 1 is connected steel plate 21 with last level, following level connects between the steel plate 22 and connects by welding manner respectively, the frange plate 3 at power consumption steel plate 1 and two ends adopts respectively and is welded to connect, the both sides of power consumption steel plate 1 are respectively equipped with stiffener 4, adopt between this stiffener 4 and the power consumption steel plate 1 to be welded to connect, do not intersect between the stiffener 4 of power consumption steel plate 1 homonymy.
The linkage on steel plate damping wall top is connected steel plate 21 with last level, down level connects to adopt between the steel plate 22 and is welded to connect, this linkage can arrange upper end or the lower end with steel plate damping wall body, this linkage comprises at least two blocks of vertical steel plates 5, between these the two blocks vertical steel plates 5 parallel to each other and simultaneously perpendicular to last level connect steel plate 21 or down level connect steel plate 22.Power consumption steel plate 1 is the power consumption parts of steel plate damping wall, can adopt common iron or special rolling-mill section.The bolt that linkage arranges or the quantity of pin are determined as calculated by the tonnage size of steel plate damping wall.
Referring to Fig. 1 a, 2a, 3a, stiffener adopts elongated mode to be arranged in the both sides of power consumption steel plate 1, and power consumption steel plate 1 one sides are furnished with three stiffeners 4, and these three stiffeners 4 all adopt horizontal direction, and does not intersect each other.Power consumption steel plate 1 opposite side also is furnished with three stiffeners 4, and these three stiffeners 4 all adopt vertical direction, and does not intersect each other.
Referring to Fig. 1 b, 2b, 3b, the stiffener 4 of power consumption steel plate 1 both sides adopts oblique antisymmetry to arrange.Power consumption steel plate 1 one sides are furnished with three stiffeners 4, and these three stiffeners 4 all adopt oblique layout, and a middle stiffener 4 arranges that along a diagonal of power consumption steel plate 1 two other is symmetrically arranged in its both sides respectively, and three stiffeners 4 are parallel to each other, between do not have to intersect.Power consumption steel plate 1 opposite side also is furnished with three stiffeners 4, and these three stiffeners 4 all adopt anti-oblique layout, and a middle stiffener 4 arranges that along another diagonal of power consumption steel plate 1 two other is symmetrically arranged in its both sides respectively, and three stiffeners 4 are parallel to each other, between do not have to intersect.
Referring to Fig. 1 c, 2c, 3c, the stiffener 4 in power consumption steel plate 1 left side and the stiffener 4 on right side adopt local vertical direction and local horizontal direction antisymmetry to be arranged in the both sides of power consumption steel plate 1 respectively.Power consumption steel plate 1 left side is provided with four stiffeners 4, and these four stiffeners 4 vertically arrange and be parallel to each other, between do not intersect and be distributed near four angles of power consumption steel plate 1.Power consumption steel plate 1 right side also correspondence is provided with four stiffeners 4, this four stiffener 4 horizontal arrangement and being parallel to each other, between do not intersect and be distributed near four angles of power consumption steel plate 1.
Referring to Fig. 1 d, 2d, 3d, the stiffener 4 in power consumption steel plate 1 left side and the stiffener 4 on right side adopt local vertical direction and local horizontal direction antisymmetry to be arranged in the both sides of power consumption steel plate 1 respectively.Power consumption steel plate 1 left side is provided with five stiffeners 4, and these five stiffeners 4 vertically arrange and be parallel to each other, between do not intersect and be distributed on four angles and the center of power consumption steel plate 1.Power consumption steel plate 1 right side also correspondence is provided with five stiffeners 4, this five stiffener 4 horizontal arrangement and being parallel to each other, between do not intersect and be distributed on four angles and the center of power consumption steel plate 1.
Referring to Fig. 1 e, 2e, 3e, the stiffener 4 in power consumption steel plate 1 left side and the stiffener 4 on right side adopt elongated and local mode respectively, and level and vertical direction are arranged in the both sides of power consumption steel plate 1.Power consumption steel plate 1 left side is provided with three stiffeners 4, one elongated, a vertical mode of employing is arranged in the right of this side, be parallel to each other between two other stiffener 4, and respectively perpendicular to previous stiffener 4, these two stiffeners 4 adopt the left side local, that horizontal mode is arranged in this side, do not intersect between these three stiffeners 4 in power consumption steel plate 1 left side.
Power consumption steel plate 1 right side is provided with three stiffeners 4, one elongated, a vertical mode of employing is arranged in the left side of this side, be parallel to each other between two other stiffener 4, and respectively perpendicular to previous stiffener 4, these two stiffeners 4 adopt the right local, that horizontal mode is arranged in this side, do not intersect between these three stiffeners 4 on power consumption steel plate 1 right side.
Referring to Fig. 4, the first kind of embodiment schematic diagram that is connected with the external structure member for the linkage of steel plate damping wall of the present utility model, comprise among the figure that post 6, beam 7, two K fonts support 8, post 6 and beam 7 square crossings design, it is 8 staggered relatively that two K fonts support, steel plate damping wall is located at two K fonts and supports between 8, and steel plate damping wall and support form " X " shape connected mode in beam 6, post 7 planes.
Referring to Fig. 5, the second kind of embodiment schematic diagram that is connected with the external structure member for the linkage of steel plate damping wall of the present utility model, comprise among the figure that post 6, beam 7, a K font support 8, post 6 and beam 7 square crossings design, linking to each other with beam 7 of one side of steel plate damping wall, the opposite side of steel plate damping wall supports 8 with the K font and links to each other.
Referring to Fig. 6, the third embodiment schematic diagram that is connected with the external structure member for the linkage of steel plate damping wall of the present utility model, comprise post 6, beam 7, two rigid walls 10 among the figure, post 6 and beam 7 square crossings design, two rigid walls 10 are arranged on the underbeam 7, and the upright projection position is identical, and steel plate damping wall is located between two rigid walls 10.
Referring to Fig. 7, the 4th kind of embodiment schematic diagram that is connected with the external structure member for the linkage of steel plate damping wall of the present utility model, comprise post 6, beam 7, a rigid wall among the figure, post 6 and beam 7 square crossings design, one side of steel plate damping wall links to each other with beam 7, the opposite side of steel plate damping wall links to each other with rigid wall, and the rigid wall lower end is arranged on the beam 7, and the upper end is connected with steel plate damping wall.
Referring to Fig. 8, the 5th kind of embodiment schematic diagram that is connected with the external structure member for the linkage of steel plate damping wall of the present utility model, comprise post 6 among the figure, beam 7, a K font supports 8, concrete wall 9, steel plate damping wall top is connected with beam 7, the bottom is supported 8 with the K font and is linked to each other, the K font supports 8 and is supported on two beams 7 respectively, on post 6 nodes, concrete wall 9 flushes the K font and supports the cast of 8 upper surfaces, whole K font is supported 8 to be cast in the concrete wall 9, leave certain space between the post 6 of concrete wall 9 and wall both sides, guarantee that body of wall upper steel plate resistance Buddhist nun wall can have enough deformation spaces.
More than show and described basic principle of the present utility model, principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the manual just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (9)
1. steel plate damping wall that is used for energy-dissipating and shock-absorbing, it is characterized in that, comprise the linkage that arranges on steel plate damping wall body and the steel plate damping wall body, this steel plate damping wall body comprises the power consumption steel plate, the level that is arranged on power consumption steel plate upper and lower connects steel plate, be arranged on the frange plate at power consumption steel plate two ends, be arranged on the stiffener of power consumption steel plate both sides, described power consumption steel plate and last, following level connects between the steel plate by being welded to connect, the frange plate at described power consumption steel plate and two ends adopts respectively and is welded to connect, the both sides of described power consumption steel plate are respectively equipped with stiffener, adopt between this stiffener and the power consumption steel plate and be welded to connect, do not intersect between the stiffener of described power consumption steel plate homonymy, the linkage on described steel plate damping wall top is connected steel plate or adopts between the level connection steel plate down and be welded to connect with the described level that goes up, described linkage comprises at least two blocks of vertical steel plates, between these two blocks of vertical steel plates parallel to each other and simultaneously perpendicular to described go up level connect steel plate or down level connect steel plate.
2. a kind of steel plate damping wall for energy-dissipating and shock-absorbing according to claim 1 is characterized in that, have vertical elongated hole on the vertical steel plate of described linkage, and the elongated hole on all vertical steel plates is symmetrical arranged.
3. a kind of steel plate damping wall for energy-dissipating and shock-absorbing according to claim 2 is characterized in that, is provided with at least one bolt or pin in the elongated hole on the vertical steel plate in the described linkage.
4. a kind of steel plate damping wall for energy-dissipating and shock-absorbing according to claim 1 is characterized in that, leave the gap between described two blocks of vertical steel plates, this gap is embedded in outside connecting elements, and the corresponding position of described outside connecting elements has vertical elongated hole.
5. a kind of steel plate damping wall for energy-dissipating and shock-absorbing according to claim 1 is characterized in that, described linkage is connected with the external structure member by horizontally set bolt on described vertical steel plate or pin.
6. a kind of steel plate damping wall for energy-dissipating and shock-absorbing according to claim 2 is characterized in that, after described steel plate damping wall and linkage were fixing, bolt or pin can slide by easy on and off in described elongated hole, can not the front and back activity.
7. a kind of steel plate damping wall for energy-dissipating and shock-absorbing according to claim 1, it is characterized in that, described stiffener is elongated or local to be arranged in the both sides of described power consumption steel plate and not to intersect, and stiffener can be arranged to level, vertical mode or arrange along power consumption steel plate diagonal.
8. a kind of steel plate damping wall for energy-dissipating and shock-absorbing according to claim 1 is characterized in that, the local stiffener direction of described power consumption steel plate one side adopts identical or inequality.
9. a kind of steel plate damping wall for energy-dissipating and shock-absorbing according to claim 1 is characterized in that, described power consumption steel plate adopts rectangle or square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320071842 CN203129354U (en) | 2013-02-07 | 2013-02-07 | Steel plate damping wall for energy dissipation and shock absorption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320071842 CN203129354U (en) | 2013-02-07 | 2013-02-07 | Steel plate damping wall for energy dissipation and shock absorption |
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| CN203129354U true CN203129354U (en) | 2013-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320071842 Expired - Fee Related CN203129354U (en) | 2013-02-07 | 2013-02-07 | Steel plate damping wall for energy dissipation and shock absorption |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103669634A (en) * | 2013-12-10 | 2014-03-26 | 中国建筑第八工程局有限公司 | Construction method and structure with damping wall poured later |
| CN104763071A (en) * | 2015-04-22 | 2015-07-08 | 燕山大学 | Lead shear damper with limiting function |
| CN106677379A (en) * | 2016-12-30 | 2017-05-17 | 杭州泽通建筑节能新材料有限公司 | Steel plate shear wall structure and construction method |
| TWI600819B (en) * | 2016-11-02 | 2017-10-01 | 財團法人國家實驗研究院 | Steel Panel Damper |
| CN109763584A (en) * | 2019-03-22 | 2019-05-17 | 华东建筑设计研究院有限公司 | A kind of energy-consuming shock absorber that steel plate damper is replaceable |
| CN110080422A (en) * | 2019-04-11 | 2019-08-02 | 横琴共轭科技有限公司 | A kind of assembled coupling metal damping wall |
| WO2020207448A1 (en) * | 2019-04-11 | 2020-10-15 | 横琴共轭科技有限公司 | Assembled metallic damping wall |
| CN114482334A (en) * | 2022-03-30 | 2022-05-13 | 中联西北工程设计研究院有限公司 | Steel construction assembled power consumption wall that sways |
-
2013
- 2013-02-07 CN CN 201320071842 patent/CN203129354U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103669634A (en) * | 2013-12-10 | 2014-03-26 | 中国建筑第八工程局有限公司 | Construction method and structure with damping wall poured later |
| CN103669634B (en) * | 2013-12-10 | 2016-05-04 | 中国建筑第八工程局有限公司 | Construction method and the structure of after-pouring damping wall |
| CN104763071A (en) * | 2015-04-22 | 2015-07-08 | 燕山大学 | Lead shear damper with limiting function |
| CN104763071B (en) * | 2015-04-22 | 2017-02-01 | 燕山大学 | Lead shear damper with limiting function |
| TWI600819B (en) * | 2016-11-02 | 2017-10-01 | 財團法人國家實驗研究院 | Steel Panel Damper |
| CN108005245A (en) * | 2016-11-02 | 2018-05-08 | 财团法人国家实验研究院 | steel plate damper |
| CN106677379A (en) * | 2016-12-30 | 2017-05-17 | 杭州泽通建筑节能新材料有限公司 | Steel plate shear wall structure and construction method |
| CN109763584A (en) * | 2019-03-22 | 2019-05-17 | 华东建筑设计研究院有限公司 | A kind of energy-consuming shock absorber that steel plate damper is replaceable |
| CN110080422A (en) * | 2019-04-11 | 2019-08-02 | 横琴共轭科技有限公司 | A kind of assembled coupling metal damping wall |
| WO2020207448A1 (en) * | 2019-04-11 | 2020-10-15 | 横琴共轭科技有限公司 | Assembled metallic damping wall |
| CN114482334A (en) * | 2022-03-30 | 2022-05-13 | 中联西北工程设计研究院有限公司 | Steel construction assembled power consumption wall that sways |
| CN114482334B (en) * | 2022-03-30 | 2023-12-08 | 中联西北工程设计研究院有限公司 | Steel structure assembled energy dissipation swinging wall |
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Granted publication date: 20130814 Termination date: 20180207 |
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| CF01 | Termination of patent right due to non-payment of annual fee |