CN204311602U - A kind of three-plate type highly energy-consuming viscous damping wall - Google Patents
A kind of three-plate type highly energy-consuming viscous damping wall Download PDFInfo
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- CN204311602U CN204311602U CN201420707011.9U CN201420707011U CN204311602U CN 204311602 U CN204311602 U CN 204311602U CN 201420707011 U CN201420707011 U CN 201420707011U CN 204311602 U CN204311602 U CN 204311602U
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Abstract
The utility model relates to a kind of three-plate type highly energy-consuming viscous damping wall, be arranged between levels floor beam, in order to building structure shock-damping energy-dissipating, comprise body of wall and top seal, upper floor beam, top seal, body of wall is connected successively with lower floor floor beam, described body of wall and top seal connect and compose body of wall seal cavity, power consumption damping structure is provided with in described body of wall seal cavity, body of wall seal cavity fills viscous damping liquid, when building storey generation relative displacement, consume energy damping structure in the viscous daming material of body of wall along body of wall longitudinal sliding motion, produce damping force, the energy of dissipation earthquake or wind load input structure, reduce the dynamic response of structure.Compared with prior art, the utility model have that energy dissipation capacity is strong, stable performance, anti-deformation, the advantage such as stable, the anti-tamper of exerting oneself.
Description
Technical field
The utility model relates to a kind of damping wall, especially relates to a kind of three-plate type highly energy-consuming viscous damping wall.
Background technology
Passive Control refers to does not need the external world to provide energy, relies on and installs the vibration absorbers such as shock isolating pedestal, damper or accessory system (minor structure) in the structure, to isolate or to reduce seismic energy, reaches the control method reducing structural seismic response.Mainly comprise the forms such as shock insulation, absorbing vibration damping, passive energy dissipation.The energy-eliminating shock-absorbing of structure is a kind of form of Structure uniformity, and it installs certain energy-dissipating device at the privileged site of engineering structures, as isolation cushion, energy-dissipating support, energy dissipating shear wall, sinker etc., with the method for control structure dynamic response.
Viscous damping wall is a kind of new builing structure shock-damping energy-dissipating parts, proposed at first in 1986 by Japanese scholars M.Miyazkai and Aiima etc., viscous damping wall primarily of be suspended on upper floor shearing steel plate, be fixed between the slim steel case of lower floor's flooring, inside and outside steel plate high viscosity viscous liquid composition, the viscous material of filling high viscosity in slim steel case.As shown in Figure 4, the protection wall of steel concrete or fire proofing material is often established in Practical Project in damping wall outside.When structure is subject to wind or geological process, relative displacement or relative velocity is produced between the upper and lower floor of structure, thus make to move in the viscous material of steel plate among the slim steel case of lower floor in upper strata, cause the viscous material generation shear strain in casing, the internal friction acting produced when being flowed by material carrys out consumed energy, thus reduces earthquake or the wind response of structure.
But the viscous damping wall of this structure can run into following problem in engineer applied: when earthquake or wind load direction and interior steel plate move towards inconsistent, interior steel plate is easy to occur laterally to bend distortion, light then cause damping wall energy dissipation capacity to reduce, heavy then cause damping wall to destroy completely, lose energy dissipation capacity; And existing viscous damping wall is fixed structure, in work progress, build when change is required to damping wall anti-seismic performance, well cannot adapt to field requirement, cause the damping energy consumption effect of viscous damping wall not reach desired value.
China Patent No. be CN201713957U patent discloses a kind of frictional damping wall, this damping wall comprises interior friction plate, external friction plate, side plate, flexible hush panel, upper mounting plate, lower installation board, sand, pretension bolt, erection bolt, the component compositions such as rigid gasket, inner employing one-board structure, and inside stuffing is sand, adopt the structure of one-board little with inner filler contact area, thus the little energy that can absorb, and be easily out of shape, and inside stuffing is sand, and there is gap between interior friction plate, also reduce the energy that can absorb.
Utility model content
The purpose of this utility model be exactly provide to overcome defect that above-mentioned prior art exists that a kind of energy dissipation capacity is strong, stable performance, anti-deformation, stable, vandal-proof three-plate type highly energy-consuming viscous damping wall of exerting oneself.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of three-plate type highly energy-consuming viscous damping wall, be arranged between levels floor beam, in order to the shock-damping energy-dissipating of building structure, comprise body of wall and top seal, upper floor beam, top seal, body of wall is connected successively with lower floor floor beam, described body of wall and top seal connect and compose body of wall seal cavity, power consumption damping structure is provided with in described body of wall seal cavity, described power consumption damping structure comprises interior steel plate and lower interior steel plate, described upper interior steel plate is provided with two pieces, just connect with top seal respectively, described lower interior steel plate is arranged between two blocks of upper interior steel plates, and just connect with bottom body of wall.
Described power consumption damping structure also comprises transverse vertical plate, damping slot and cover plate, described transverse vertical plate is arranged between interior steel plate and lower interior steel plate, described damping slot is interior between steel plate and body of wall sidewall on being arranged on two pieces, and be connected with transverse vertical plate through upper interior steel plate, described cover plate is arranged on the opening part of interior steel plate and body of wall sidewall.
Described top seal comprises upper junction plate, card key, draw-in groove steel plate and body of wall upper sealing plate, described upper junction plate is connected with upper floor beam, described card key upper end and upper junction plate just connect, lower end coordinates with the draw-in groove be arranged on draw-in groove steel plate and is slidably connected, described draw-in groove lower surface of steel plate and body of wall upper sealing plate just connect, and described body of wall upper sealing plate and upper interior steel plate just connect.
Described card key cross sectional shape is T font, and two ends, card key cross section are provided with barb, and on described draw-in groove steel plate, draw-in groove section area is greater than or equal to the section area of card key.
Described body of wall comprises lower connecting plate, steel casing, the overhanging steel plate in top and top seal steel plate, described lower connecting plate is connected with lower floor floor beam, described steel casing is upper end open structure, lower end and lower connecting plate just connect, upper end is connected by the lower end of the overhanging steel plate in horizontally disposed top with the top seal steel plate vertically arranged, described top seal steel plate upper end contacts with body of wall upper sealing plate, and described lower interior steel plate and steel bottom half just connect.
Fill viscous damping liquid in the space that described cover plate, body of wall upper sealing plate, steel casing and upper interior steel plate are formed, be filled with a sealing in the space that described cover plate, the overhanging steel plate in top, top seal steel plate and body of wall upper sealing plate are formed dust excluder.
Described transverse vertical plate is being provided with damping hole along on body of wall bearing of trend.
The shape of described damping hole is circular, square or regular hexagon.
Described upper interior steel plate and body of wall upper sealing plate junction are provided with stiffening rib, and described lower interior steel plate and the back plate connections of steel casing are provided with stiffening rib.
Compared with prior art, the utility model has the following advantages:
One, energy dissipation capacity is strong, and steel plate under inserting the 3rd piece between steel plate on two pieces that connect with body of wall upper sealing plate, lower interior steel plate is connected with the base plate of steel casing, effectively increases shearing area, thus increases energy dissipation capacity.
Two, stable performance; the transverse vertical plate of position-limiting action has been had between steel plate within up and down; the damping slot of position-limiting action has been had between steel plate and steel casing up and down; ensure that between steel plate and state that steel plate is parallel with steel casing; protect the adhesive surface of viscous damping liquid and upper and lower interior steel plate; make damping wall performance more stable, exert oneself more stable.
Three, anti-deformation, card slot type is adopted to connect between card key and draw-in groove steel plate, the out-of-plane movement of body of wall upper sealing plate (i.e. z direction) can not be caused in the out-of-plane movement of upper floor beam (i.e. z direction), also would not make steel plate generation out-of plane bending distortion up and down.
Four, the cross section of card key have employed the structure of barb, and this structure increases effective contact area of draw-in groove and card key, makes the transmission of damping force more effectively stable.
Five, the damping hole inner transverse vertical plate arranged, increase and viscous damping liquid comes into contact effective area while within up and down, between steel plate, play the effect of spacing steel plate, can effectively increase energy dissipation capacity and stabilizing power.
Six, exert oneself stable; alongst damping slot; increase the effective area with viscous damping liquid comes into contact; and flow about being convenient to viscous liquid, protection viscous damping liquid and the adhesive surface of upper and lower interior steel plate, enhance the power consumption power of damping wall; and damping slot and steel casing have certain distance; the effect of spacing steel plate can be served as simultaneously, make damping wall performance more stable, exert oneself more stable.
Seven, anti-tamper, be filled with a sealing in the space that cover plate, the overhanging steel plate in top, top seal steel plate and body of wall upper sealing plate are formed dust excluder, effectively prevents the aging of damping wall and damage, strengthening its stability and validity.
Accompanying drawing explanation
Fig. 1 is cross-sectional view of the present utility model.
Fig. 2 is A-A cross-sectional view.
Fig. 3 is B-B cross-sectional view.
Fig. 4 is general viscous damping wall generalized section.
Wherein, 1, body of wall, 2, top seal, 3, power consumption damping structure, 4, viscous damping liquid, 11, lower connecting plate, 12, steel casing, 13, the overhanging steel plate in top, 14, top seal steel plate, 21, upper junction plate, 22, card key, 23, draw-in groove steel plate, 24, body of wall upper sealing plate, 31, upper interior steel plate, 32, lower interior steel plate, 33, sealing and dustproof bar, 34, transverse vertical plate, 341, damping hole, 35, damping slot, 36, cover plate, 37, stiffening rib.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Embodiment:
As depicted in figs. 1 and 2, a kind of three-plate type highly energy-consuming viscous damping wall, be arranged between levels floor beam, in order to the shock-damping energy-dissipating of building structure, comprise body of wall 1 and top seal 2, upper floor beam, top seal 2, body of wall 1 is connected successively with lower floor floor beam, body of wall 1 and top seal 2 connect and compose body of wall seal cavity, power consumption damping structure 3 is provided with in body of wall seal cavity, power consumption damping structure 3 comprises interior steel plate 31 and lower interior steel plate 32, in upper, steel plate 31 is provided with two pieces, just connect with top seal 2 respectively, in lower, steel plate 32 is arranged between two blocks of upper interior steel plates 31, and just connect with bottom body of wall 1.
Power consumption damping structure 3 also comprises transverse vertical plate 34, damping slot 35, with cover plate 36, transverse vertical plate 34 is arranged between interior steel plate 31 and lower interior steel plate 32, damping slot 35 is interior between steel plate 31 and body of wall 1 sidewall on being arranged on two pieces, and be connected with transverse vertical plate 34 through upper interior steel plate 31, cover plate 36 is arranged on the opening part of interior steel plate 31 and body of wall 1 sidewall, transverse vertical plate 34 is being provided with damping hole 341 along on body of wall 1 bearing of trend, within up and down, the effect of spacing steel plate between steel plate, is played while increasing the effective area contacted with viscous damping liquid 4, can effectively increase energy dissipation capacity and stabilizing power, the shape of damping hole 341 is circular, square or regular hexagon.
The setting of damping slot 35 increases the effective area contacted with viscous damping liquid 4; and be convenient to viscous damping liquid about 4 flow; the adhesive surface of protection viscous damping liquid 4 and up and down interior steel plate; enhance the power consumption power of damping wall; and damping slot and steel casing 12 have certain distance; the effect of spacing steel plate can be served as simultaneously, make damping wall performance more stable, exert oneself more stable.
Top seal 2 comprises upper junction plate 21, card key 22, draw-in groove steel plate 23 and body of wall upper sealing plate 24, upper junction plate 21 is connected with upper floor beam, card key 22 upper end and upper junction plate 21 just connect, lower end coordinates with the draw-in groove be arranged on draw-in groove steel plate 23 and is slidably connected, draw-in groove steel plate 23 soffit and body of wall upper sealing plate 24 just connect, body of wall upper sealing plate 24 and upper interior steel plate 31 just connect, card key 22 cross sectional shape is T font, and two ends, card key 22 cross section are provided with barb, on draw-in groove steel plate 23, draw-in groove section area is greater than or equal to the section area of card key 22, to ensure the outside that can not be slipped to draw-in groove 12 when moving in the draw-in groove of card key 22 on draw-in groove steel plate 23.
Body of wall 1 comprises lower connecting plate 11, steel casing 12, the overhanging steel plate 13 in top and top seal steel plate 14, lower connecting plate 11 is connected with lower floor floor beam, steel casing 12 is upper end open structure, lower end and lower connecting plate 11 just connect, upper end is connected by the lower end of the overhanging steel plate 13 in horizontally disposed top with the top seal steel plate 14 vertically arranged, top seal steel plate 14 upper end contacts with body of wall upper sealing plate 24, just connects bottom lower interior steel plate 32 and steel casing 12.
Viscous damping liquid 4 is filled in the space that cover plate 36, body of wall upper sealing plate 24, steel casing 12 and upper interior steel plate 31 are formed, be filled with a sealing in the space that cover plate 36, the overhanging steel plate 13 in top, top seal steel plate 14 and body of wall upper sealing plate 24 are formed dust excluder 33, occur when preventing damping wall from working that viscous damping liquid 4 is heaved, degradation problem under the energy dissipating of adhesive surface, effectively prevent the aging of damping wall and damage, strengthening its stability and validity.。
In upper, steel plate 31 and body of wall upper sealing plate 24 junction are provided with stiffening rib 37, and lower interior steel plate 32 is provided with stiffening rib 37 with the back plate connections of steel casing 12.
When building storey generation relative displacement, power consumption damping structure 3 along body of wall 1 longitudinal sliding motion, produces damping force, the energy of dissipation earthquake or wind load input structure in the viscous damping liquid 4 of body of wall 1, reduces the dynamic response of structure.
When external force (power in the xy plane namely in xyz positive coordinate system) planar acts on, damping wall normally works.When there is the external force perpendicular to xy plane (i.e. z direction); owing to adopting card key 22 to be connected with the draw-in groove on draw-in groove steel plate 23 between upper junction plate 21 of the present utility model and body of wall upper sealing plate 24; length direction along draw-in groove in the draw-in groove of card key 22 meeting on draw-in groove steel plate 23 moves in (i.e. z direction); dissipate the External Force Acting in z direction; thus protect the flexural deformation that the substructure comprising interior steel plate does not occur in non-power consumption direction, protect inner steel plate.
The utility model action principle: when floor generation relative displacement or speed, interior steel plate along the longitudinal sliding motion of steel casing, produces damping force, the energy of dissipation earthquake or wind load input structure in the viscous daming material of steel casing, reduces the dynamic response of structure.
Total viscous resistance Q of viscous damping wall
wcan be expressed as the viscous damping force Q relevant to velocity gradient
cand relevant to displacement viscoplasticity restoring force Q
ksum, calculating formula is:
Q
w＝Q
c+Q
k(1)
According to newton's viscous mechanics, viscous damping force Q
cfor:
In formula, A is steel plate area, and μ is the viscosity of viscous material, and dv is the relative velocity of inside and outside steel plate, and dy is the spacing of inside and outside steel plate.
Viscous material in viscous damping wall is not desirable newton's viscous material, therefore to the viscous damping force Q of viscous damping wall
ccalculating directly can not quote formula (2), need by one from test the index coefficient α that obtains revise, the viscous damping force Q of viscous damping wall after revising
cdesign formulas is:
Viscoplasticity restoring force Q
kdesign formulas be:
In formula: β is the constant obtained from test, and δ is the relative displacement of inside and outside steel plate.
Therefore, total viscous resistance Q
wfor:
Can know from formula (5), the principal element affecting total viscous resistance size of viscous damping wall has: the effective area A contacted with viscous material of the viscosity of viscous material, the thickness H (spacing of inside and outside steel plate) of viscous material, interior steel plate.Can by the energy-dissipating property regulating the size of above three parameters to change viscous damping wall, to meet the Seismic Design Requirements of different structure.
Above utility model is described in detail, apply specific case herein to set forth the principle of the utility model embodiment, embodiment, principal character and advantage of the present utility model, the explanation of above embodiment is only applicable to the principle helping to understand the utility model embodiment; Meanwhile, for one of ordinary skill in the art, according to the utility model embodiment, detailed description of the invention and range of application all will change, and in sum, this description should not be construed as restriction of the present utility model.
Claims (9)
1. a three-plate type highly energy-consuming viscous damping wall, be arranged between levels floor beam, in order to the shock-damping energy-dissipating of building structure, comprise body of wall (1) and top seal (2), upper floor beam, top seal (2), body of wall (1) is connected successively with lower floor floor beam, described body of wall (1) and top seal (2) connect and compose body of wall seal cavity, power consumption damping structure (3) is provided with in described body of wall seal cavity, it is characterized in that, described power consumption damping structure (3) comprises interior steel plate (31) and lower interior steel plate (32), described upper interior steel plate (31) is provided with two pieces, just connect with top seal (2) respectively, described lower interior steel plate (32) is arranged between two blocks of upper interior steel plates (31), and just connect with body of wall (1) bottom.
2. a kind of three-plate type highly energy-consuming viscous damping wall according to claim 1, it is characterized in that, described power consumption damping structure (3) also comprises transverse vertical plate (34), damping slot (35), with cover plate (36), described transverse vertical plate (34) is arranged between interior steel plate (31) and lower interior steel plate (32), described damping slot (35) is interior between steel plate (31) and body of wall (1) sidewall on being arranged on two pieces, and be connected with transverse vertical plate (34) through upper interior steel plate (31), described cover plate (36) is arranged on the opening part of interior steel plate (31) and body of wall (1) sidewall.
3. a kind of three-plate type highly energy-consuming viscous damping wall according to claim 2, it is characterized in that, described top seal (2) comprises upper junction plate (21), card key (22), draw-in groove steel plate (23) and body of wall upper sealing plate (24), described upper junction plate (21) is connected with upper floor beam, described card key (22) upper end and upper junction plate (21) just connect, lower end coordinates with the draw-in groove be arranged on draw-in groove steel plate (23) and is slidably connected, described draw-in groove steel plate (23) soffit and body of wall upper sealing plate (24) just connect, described body of wall upper sealing plate (24) and upper interior steel plate (31) just connect.
4. a kind of three-plate type highly energy-consuming viscous damping wall according to claim 3, it is characterized in that, described card key (22) cross sectional shape is T font, and card key (22) two ends, cross section are provided with barb, the upper draw-in groove section area of described draw-in groove steel plate (23) is greater than or equal to the section area of card key (22).
5. a kind of three-plate type highly energy-consuming viscous damping wall according to claim 3, it is characterized in that, described body of wall (1) comprises lower connecting plate (11), steel casing (12), the overhanging steel plate in top (13) and top seal steel plate (14), described lower connecting plate (11) is connected with lower floor floor beam, described steel casing (12) is upper end open structure, lower end and lower connecting plate (11) just connect, upper end is connected by the lower end of the overhanging steel plate in horizontally disposed top (13) with the top seal steel plate (14) vertically arranged, described top seal steel plate (14) upper end contacts with body of wall upper sealing plate (24), described lower interior steel plate (32) just connects with steel casing (12) bottom.
6. a kind of three-plate type highly energy-consuming viscous damping wall according to claim 5, it is characterized in that, fill viscous damping liquid (4) in the space that described cover plate (36), body of wall upper sealing plate (24), steel casing (12) and upper interior steel plate (31) are formed, be filled with a sealing in the space that described cover plate (36), the overhanging steel plate in top (13), top seal steel plate (14) and body of wall upper sealing plate (24) are formed dust excluder (33).
7. a kind of three-plate type highly energy-consuming viscous damping wall according to claim 2, is characterized in that, described transverse vertical plate (34) is being provided with damping hole (341) along on body of wall (1) bearing of trend.
8. a kind of three-plate type highly energy-consuming viscous damping wall according to claim 7, is characterized in that, the shape of described damping hole (341) is circular, square or regular hexagon.
9. a kind of three-plate type highly energy-consuming viscous damping wall according to claim 5, it is characterized in that, described upper interior steel plate (31) and body of wall upper sealing plate (24) junction are provided with stiffening rib (37), and described lower interior steel plate (32) is provided with stiffening rib (37) with the back plate connections of steel casing (12).
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405057A (en) * | 2014-11-21 | 2015-03-11 | 同济大学建筑设计研究院(集团)有限公司 | Three-plate type high-energy-consumption viscous damping wall |
| CN105544766A (en) * | 2016-01-29 | 2016-05-04 | 上海堃熠工程减震科技有限公司 | Small viscous damper |
| CN106223510A (en) * | 2016-08-15 | 2016-12-14 | 无锡市弘谷振控技术有限公司 | Nana intelligent damping wall and antivibrator STF |
| CN106401001A (en) * | 2016-11-09 | 2017-02-15 | 中国建筑第八工程局有限公司 | Low-yield-point steel energy consumption and adhesion energy consumption damper |
| CN109972767A (en) * | 2019-04-26 | 2019-07-05 | 沈阳建筑大学 | A kind of high energy consumption damping wall |
| CN117107956A (en) * | 2023-10-23 | 2023-11-24 | 上海楹梁建筑科技有限公司 | Friction viscous damping wall |
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2014
- 2014-11-21 CN CN201420707011.9U patent/CN204311602U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405057A (en) * | 2014-11-21 | 2015-03-11 | 同济大学建筑设计研究院(集团)有限公司 | Three-plate type high-energy-consumption viscous damping wall |
| CN104405057B (en) * | 2014-11-21 | 2017-03-08 | 同济大学建筑设计研究院(集团)有限公司 | A kind of three-plate type highly energy-consuming viscous damping wall |
| CN105544766A (en) * | 2016-01-29 | 2016-05-04 | 上海堃熠工程减震科技有限公司 | Small viscous damper |
| CN105544766B (en) * | 2016-01-29 | 2018-04-06 | 上海堃熠工程减震科技有限公司 | A kind of small-sized fluid linking damper |
| CN106223510A (en) * | 2016-08-15 | 2016-12-14 | 无锡市弘谷振控技术有限公司 | Nana intelligent damping wall and antivibrator STF |
| CN106401001A (en) * | 2016-11-09 | 2017-02-15 | 中国建筑第八工程局有限公司 | Low-yield-point steel energy consumption and adhesion energy consumption damper |
| CN106401001B (en) * | 2016-11-09 | 2019-05-17 | 中国建筑第八工程局有限公司 | Low Yield Point Steel energy consumption and viscous energy-consumption damper |
| CN109972767A (en) * | 2019-04-26 | 2019-07-05 | 沈阳建筑大学 | A kind of high energy consumption damping wall |
| CN117107956A (en) * | 2023-10-23 | 2023-11-24 | 上海楹梁建筑科技有限公司 | Friction viscous damping wall |
| CN117107956B (en) * | 2023-10-23 | 2023-12-19 | 上海楹梁建筑科技有限公司 | Friction viscous damping wall |
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