CN205012497U - From viscoelastic damper wall that restores to throne - Google Patents

From viscoelastic damper wall that restores to throne Download PDF

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Publication number
CN205012497U
CN205012497U CN201520750082.1U CN201520750082U CN205012497U CN 205012497 U CN205012497 U CN 205012497U CN 201520750082 U CN201520750082 U CN 201520750082U CN 205012497 U CN205012497 U CN 205012497U
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China
Prior art keywords
casing
steel
web
roller bearing
webs
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Withdrawn - After Issue
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CN201520750082.1U
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Chinese (zh)
Inventor
钱辉
任泽鹏
张庆元
闫威涛
洪陈凯
余威
徐艺文
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Zhengzhou University
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Zhengzhou University
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Priority to CN201520750082.1U priority Critical patent/CN205012497U/en
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Abstract

The utility model discloses a from viscoelastic damper wall that restores to throne, it includes double T shaped steel box, T shaped steel board, left side apron and right side apron, double T shaped steel box includes bottom wing listrium and two box webs, be provided with the steel sheet web between two box webs of double T shaped steel box, double T shaped steel box and fixedly connected with upper limb listrium are stretched out to the upper end of steel sheet web, and the steel sheet web becomes with the top flange plate -type T shaped steel board, left side apron sets up the left and right sides at the steel sheet web respectively with right side apron, all be provided with space, part between steel sheet web and two the box webs pack to be provided with in the space and glue elastic material, lie in the upper and lower both sides of gluing elastic material in the space and all be provided with the shape memory alloy stranded conductor parallel with the box web. The utility model discloses a power consumption ability reinforce, stable performance, simple structure, manufacturing convenience can provide building structure more usage space, easy to assemble and maintenance to have necessarily for the reset function.

Description

Self-resetting viscoelastic damping wall
Technical field
The utility model belongs to civil engineering structure antidetonation antivibration area, particularly relates to a kind of Self-resetting viscoelastic damping wall.
Background technology
Viscous damping wall energy dissipation and damping control technology is a kind of emerging antidetonation damping technology, and its stable performance, technical condition are simple and do not affect the using function of building, is primaryly applied in frame construction and other highrise buildings, is with a wide range of applications.Traditional viscoelastic damping wall relies on the shearing lag return energy dissipation behavior of viscoelastic material, additional stiffness and damping is provided to structure, reduce the dynamic response of structure, to reach the object of vibration damping, ensure structure no collapsing with strong earthquake, but maintenance cost or to remove reconstructed cost very high after shake, the excessive permanent set of structure detects to structural health and causes trouble.
Marmem is a kind of new function material, has peculiar shape memory effect, super-elasticity and high damping characteristic.Super-elastic shape memory alloy recoverable strain is up to 6% ~ 8%, and yield stress is at about 400 ~ 500MPa, and ultimate strength is more than 1000Mpa, and ultimate deformation is up to 20%.But due to shape memory alloy material self, its energy dissipation capacity is limited.
This just needs a kind of novel Self-resetting viscoelastic damping wall that the highly energy-consuming characteristic of the large restoring force of super-elastic shape memory alloy and self-resetting capability and viscoelastic material can be utilized to form, more the permanent set of control structure to a certain extent the effect repeatedly utilized can be reached on the basis meeting passive energy dissipation, thus keep in repair or reconstructed cost after reducing shake, significantly improve control effects.
Utility model content
The utility model is in order to solve weak point of the prior art, there is provided that a kind of energy dissipation capacity is strong, stable performance, simple structure, convenient processing and manufacture Self-resetting viscoelastic damping wall, the usage space that building structure is more can be provided, be easy to install and maintain, and there is certain Self-resetting function, meet design of building structures and Functional Requirement.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: Self-resetting viscoelastic damping wall, and it comprises double-T shaped steel casing, T-steel plate, left cover and right cover plate; Described double-T shaped steel casing comprises bottom wing listrium and two casing webs, two casing webs are arranged in parallel and be fixedly installed on bottom wing listrium, bottom wing listrium and two casing webs form inverted double-T shaped structure, position near bottom wing listrium between two casing webs is provided with steel roller bearing, the axial direction of steel roller bearing is vertical with casing web, and the two ends of steel roller bearing are fixedly connected with two casing webs respectively;
Steel plate web in parallel is provided with between two casing webs of described double-T shaped steel casing, the lower end of steel plate web contacts with steel roller bearing, the upper end of steel plate web is stretched out described double-T shaped steel casing and is fixedly connected with the top flange plate parallel with bottom wing listrium, and steel plate web and top flange plate form described T-steel plate;
Described left cover and right cover plate are separately positioned on the left and right sides of the steel plate web of described T-steel plate, and the two ends, left and right of steel plate web are all fixedly installed projection, and left cover and right cover plate offer through hole with protruding corresponding position, protruding through described through hole;
Space is provided with between steel plate web and two casing webs, part has been filled with viscoelastic material in described space, viscoelastic material respectively with steel plate web and casing web bonding connection, the both sides being up and down positioned at viscoelastic material in space are provided with the shape memory alloy twisted wire parallel with casing web, the two ends of shape memory alloy twisted wire are each passed through described left cover and right cover plate, and the two ends of shape memory alloy twisted wire are respectively by twisted wire ground tackle and described left cover and the anchor connection of right cover plate.
The two ends of described steel roller bearing are fixedly connected with two described casing webs respectively by bolt, and one end of bolt is connected with described steel roller bearing axial restraint, and the other end of bolt passes described casing web and is arranged with locking nut.
Described bolt is high-strength bolt.
The bottom wing listrium being close to described double-T shaped steel casing below of described steel roller bearing.
The cross section of described steel roller bearing is circular.
Described steel roller bearing is provided with multiple, and multiple steel roller bearing is along horizon spread configuration.
Described left cover and right cover plate are rectangle steel cover plate.
Described viscoelastic material is high decay rubber series viscoelastic material.
The beneficial effects of the utility model:
Adopt technique scheme, the space that traditional viscous damping wall utilizes body of wall to provide possessed by Self-resetting viscoelastic damping wall of the present utility model, there is provided required damping ratio to improve energy dissipation capacity by increasing viscoelastic material area, and can consume energy under all vibration conditions, instant under less vibration condition, also under can obtaining the prerequisite of the good advantages such as good energy dissipation capacity, also there is simple structure, manufacture, easy to installation and maintenance, especially the super-elasticity of shape memory alloy twisted wire material and the permanent set of shape memory control structure to a certain degree can also be utilized, make structure can have certain Self-resetting function when load impact is eliminated, thus keep in repair probability after reducing the shake of viscoelastic damping wall or rebuild probability, reach the economic effect that viscoelastic damping wall can repeatedly utilize.
The two ends of steel roller bearing are fixedly connected with two described casing webs respectively by bolt, and one end of bolt is fixedly connected with described steel roller bearing, and the other end of bolt passes described casing web and is arranged with locking nut, is convenient to the installation of steel roller bearing; Bolt is high-strength bolt, and the plain bolt of the load ratio same specification that it can bear wants large; The bottom wing listrium being close to described double-T shaped steel casing below of steel roller bearing, is convenient to install alignment; The cross section of described steel roller bearing is circular, is convenient to, between T-steel plate with double-T shaped steel casing, the relative changing of the relative positions occurs; Steel roller bearing is provided with multiple, and multiple steel roller bearing, along horizon spread configuration, plays guide effect; Described left cover and right cover plate are rectangle steel cover plate, can ensure its structural strength, and shape coordinate with body of wall; Described viscoelastic material is high decay rubber series viscoelastic material, improves the energy consumption effect of viscoelastic material.
Accompanying drawing explanation
Fig. 1 is structure elevation of the present utility model;
Fig. 2 is structure left view of the present utility model;
Fig. 3 is A-A generalized section in Fig. 1;
Fig. 4 is the combination elevation of T-steel plate, left cover and right cover plate;
Fig. 5 is the left side view of Fig. 4;
Fig. 6 is the combination elevation of double-T shaped steel casing and steel roller bearing;
Fig. 7 is B-B generalized section in Fig. 6;
Fig. 8 is the left view of steel roller bearing and bolt combination;
Fig. 9 is Self-resetting viscoelastic damping wall construction application drawing.
Detailed description of the invention
Below in conjunction with Fig. 1 to Fig. 9, structure of the present utility model and the course of work are further described.
Self-resetting viscoelastic damping wall of the present utility model, it comprises double-T shaped steel casing 1, T-steel plate 2, left cover 31 and right cover plate 32, and left cover 31 and right cover plate 32 are rectangle steel cover plate; Described double-T shaped steel casing 1 comprises bottom wing listrium 11 and two casing webs 12, two casing webs 12 are arranged in parallel and be fixedly installed on bottom wing listrium 11, bottom wing listrium 11 and two casing webs 12 form inverted double-T shaped structure, position near bottom wing listrium 11 between two casing webs 12 is provided with steel roller bearing 41, the axial direction of steel roller bearing 41 is vertical with casing web 12, the bottom wing listrium 11 being close to described double-T shaped steel casing 1 below of steel roller bearing 41, the cross section of described steel roller bearing 41 is circular.Described steel roller bearing 41 is provided with multiple, and multiple steel roller bearing 41 is along horizon spread configuration.
The two ends of steel roller bearing 41 are fixedly connected with two casing webs 12 respectively by high-strength bolt 42, and one end of high-strength bolt 42 is connected with described steel roller bearing 41 axial restraint, and the other end of high-strength bolt 42 passes described casing web 12 and is arranged with locking nut 43.
Steel plate web 22 in parallel is provided with between two casing webs 12 of described double-T shaped steel casing 1, the lower end of steel plate web 22 contacts with steel roller bearing 41, the upper end of steel plate web 22 is stretched out described double-T shaped steel casing 1 and is fixedly connected with the top flange plate 21 parallel with bottom wing listrium 11, and steel plate web 22 and top flange plate 21 form described T-steel plate 2.
Left cover 31 and right cover plate 32 are separately positioned on the left and right sides of the steel plate web 22 of described T-steel plate 2, the two ends, left and right of steel plate web 22 are all fixedly installed protruding 23, left cover 31 and right cover plate 32 offer through hole with protruding 23 corresponding positions, protruding 23, through described through hole, make left cover 31 and right cover plate 32 hang up respectively in the left and right sides of steel plate web 22.
Space is provided with between steel plate web 22 and two casing webs 12, a certain amount of viscoelastic material 6 is filled in the described space of part, viscoelastic material is high decay rubber series viscoelastic material, viscoelastic material 6 adopts rubber and the solid and reliable bonding of steel plate bonding process with steel plate web 22 and casing web 12 respectively, the both sides being up and down positioned at viscoelastic material 6 in space are provided with the shape memory alloy twisted wire 5 parallel with casing web 12, the two ends of shape memory alloy twisted wire 5 are each passed through described left cover 31 and right cover plate 32, the two ends of shape memory alloy twisted wire 7 are respectively by twisted wire ground tackle and described left cover 31 and right cover plate 32 anchor connection.
Its operating principle is sketched below in conjunction with Fig. 9 Self-resetting viscoelastic damping wall construction application drawing:
Be provided with partition wall batten 74 between the construction floor beam 72 of structure top beam 71 and this interlayer, Self-resetting viscoelastic damping wall and stay between frame column 73 and partition wall batten 74 and establish gap, between gap, also fill viscoelastic material 6.The top flange plate 21 of T-steel plate 2 is fixed on structure top beam 71 lower limb of framework, and the bottom wing listrium 11 of double-T shaped steel casing 1 is fixed on the top edge of the construction floor beam 72 of this interlayer.
In Self-resetting viscoelastic damping wall of the present utility model, viscoelastic material mainly plays power consumption effect, and can realize Self-resetting under the effect of shape memory alloy twisted wire 5, eliminates permanent set.When an earthquake occurs, relative storey displacement can be there is between the construction floor beam 72 of structure top beam 71 and this interlayer, relative storey displacement can drive between the upper T shape steel plate 2 of Self-resetting viscoelastic damping wall with bottom double-T shaped steel casing 1 and the relative changing of the relative positions occurs, in the process that the relative changing of the relative positions occurs, viscoelastic material 6 mainly plays the power consumption effect to geological process, in the process of the relative changing of the relative positions, T-steel plate 2 and double-T shaped steel casing 1 also can promote the left cover 31 hung up at steel plate web 22 two ends of upper T shape steel plate 1 and produce the relative changing of the relative positions with right cover plate 32 simultaneously, the stretch-draw of shape memory alloy twisted wire 5 can be caused while left cover 31 changing of the relative positions relative to right cover plate 32 at two ends, now shape memory alloy twisted wire 5 pairs of damping walls just produce certain effect of contraction, when damping wall reaches maximum distortion, external force reduces, the super-elasticity utilizing shape memory alloy material good and shape memory, shape memory alloy twisted wire is made to automatically reset to original length, and drive steel deck-plate that damping wall part is withdrawn into original state, eliminate permanent set, realize Self-resetting.
The space that traditional viscous damping wall utilizes body of wall to provide possessed by Self-resetting viscoelastic damping wall of the present utility model, there is provided required damping ratio to improve energy dissipation capacity by increasing viscoelastic material area, and can consume energy under all vibration conditions, instant under less vibration condition, also under can obtaining the prerequisite of the good advantages such as good energy dissipation capacity, also there is simple structure, manufacture, easy to installation and maintenance, especially the super-elasticity of shape memory alloy twisted wire material and the permanent set of shape memory control structure to a certain degree can also be utilized, make structure can have certain Self-resetting function when load impact is eliminated, thus keep in repair probability after reducing the shake of viscoelastic damping wall or rebuild probability, reach the economic effect that viscoelastic damping wall can repeatedly utilize.
Above embodiment is the unrestricted the technical solution of the utility model in order to explanation only, although be described in detail the utility model with reference to above-described embodiment, those of ordinary skill in the art is to be understood that: still can modify to the utility model or equivalent replacement, and not departing from any modification or partial replacement of spirit and scope of the present utility model, it all should be encompassed in the middle of right of the present utility model.

Claims (8)

1. Self-resetting viscoelastic damping wall, is characterized in that: it comprises double-T shaped steel casing, T-steel plate, left cover and right cover plate; Described double-T shaped steel casing comprises bottom wing listrium and two casing webs, two casing webs are arranged in parallel and be fixedly installed on bottom wing listrium, bottom wing listrium and two casing webs form inverted double-T shaped structure, position near bottom wing listrium between two casing webs is provided with steel roller bearing, the axial direction of steel roller bearing is vertical with casing web, and the two ends of steel roller bearing are fixedly connected with two casing webs respectively;
Steel plate web in parallel is provided with between two casing webs of described double-T shaped steel casing, the lower end of steel plate web contacts with steel roller bearing, the upper end of steel plate web is stretched out described double-T shaped steel casing and is fixedly connected with the top flange plate parallel with bottom wing listrium, and steel plate web and top flange plate form described T-steel plate;
Described left cover and right cover plate are separately positioned on the left and right sides of the steel plate web of described T-steel plate, and the two ends, left and right of steel plate web are all fixedly installed projection, and left cover and right cover plate offer through hole with protruding corresponding position, protruding through described through hole;
Space is provided with between steel plate web and two casing webs, part has been filled with viscoelastic material in described space, viscoelastic material respectively with steel plate web and casing web bonding connection, the both sides being up and down positioned at viscoelastic material in space are provided with the shape memory alloy twisted wire parallel with casing web, the two ends of shape memory alloy twisted wire are each passed through described left cover and right cover plate, and the two ends of shape memory alloy twisted wire are respectively by twisted wire ground tackle and described left cover and the anchor connection of right cover plate.
2. Self-resetting viscoelastic damping wall according to claim 1, it is characterized in that: the two ends of described steel roller bearing are fixedly connected with two described casing webs respectively by bolt, one end of bolt is connected with described steel roller bearing axial restraint, and the other end of bolt passes described casing web and is arranged with locking nut.
3. Self-resetting viscoelastic damping wall according to claim 2, is characterized in that: described bolt is high-strength bolt.
4. the Self-resetting viscoelastic damping wall according to claim 1 or 3, is characterized in that: the bottom wing listrium being close to described double-T shaped steel casing below of described steel roller bearing.
5. Self-resetting viscoelastic damping wall according to claim 4, is characterized in that: the cross section of described steel roller bearing is for circular.
6. Self-resetting viscoelastic damping wall according to claim 5, it is characterized in that: described steel roller bearing is provided with multiple, multiple steel roller bearing is along horizon spread configuration.
7. Self-resetting viscoelastic damping wall according to claim 1, is characterized in that: described left cover and right cover plate are rectangle steel cover plate.
8. Self-resetting viscoelastic damping wall according to claim 1, is characterized in that: described viscoelastic material is high decay rubber series viscoelastic material.
CN201520750082.1U 2015-09-25 2015-09-25 From viscoelastic damper wall that restores to throne Withdrawn - After Issue CN205012497U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Publications (1)

Publication Number Publication Date
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105178471A (en) * 2015-09-25 2015-12-23 郑州大学 Self-reset viscous-elastic damping wall
CN115126323A (en) * 2022-07-29 2022-09-30 西安建筑科技大学 Fully-assembled viscoelastic-shape memory alloy damper and damping method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105178471A (en) * 2015-09-25 2015-12-23 郑州大学 Self-reset viscous-elastic damping wall
CN105178471B (en) * 2015-09-25 2017-11-14 郑州大学 Self-resetting viscoelastic damping wall
CN115126323A (en) * 2022-07-29 2022-09-30 西安建筑科技大学 Fully-assembled viscoelastic-shape memory alloy damper and damping method thereof

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AV01 Patent right actively abandoned
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Granted publication date: 20160203

Effective date of abandoning: 20171114

AV01 Patent right actively abandoned

Granted publication date: 20160203

Effective date of abandoning: 20171114