CN108951910B - Connection structure and swing wall with T type energy dissipation piece swing wall - Google Patents
Connection structure and swing wall with T type energy dissipation piece swing wall Download PDFInfo
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- CN108951910B CN108951910B CN201810895901.XA CN201810895901A CN108951910B CN 108951910 B CN108951910 B CN 108951910B CN 201810895901 A CN201810895901 A CN 201810895901A CN 108951910 B CN108951910 B CN 108951910B
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- 230000021715 photosynthesis, light harvesting Effects 0.000 title claims abstract description 41
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 100
- 239000010959 steel Substances 0.000 claims abstract description 100
- 238000005265 energy consumption Methods 0.000 claims abstract description 36
- 238000006073 displacement reaction Methods 0.000 claims abstract description 12
- 239000002131 composite material Substances 0.000 claims description 5
- 230000003313 weakening effect Effects 0.000 claims description 5
- 238000004873 anchoring Methods 0.000 claims description 4
- 238000011065 in-situ storage Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 6
- 238000003466 welding Methods 0.000 abstract description 5
- 230000002411 adverse Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 7
- 238000011161 development Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention discloses a connection structure of a swinging wall with T-shaped energy dissipation parts and the swinging wall, which mainly comprise the T-shaped energy dissipation parts and wall connection parts; the T-shaped steel energy consumption piece comprises T-shaped steel and limiting plates, wherein the limiting plates are arranged on the upper part and the lower part of a T-shaped steel web plate, and limit the vertical displacement and relax the displacement in the horizontal direction; the wall connecting piece is used for connecting the upper flange and the lower flange of the T-shaped steel and the limiting plate with the swinging wall. The T-shaped steel energy consumption piece is simple in form, convenient to install, high in energy consumption capacity, time-saving and labor-saving, and zero-welding, so that adverse effects of welding on the energy consumption piece can be reduced. The design of the base plate and the limiting plate can better solve the problem of connection errors of the energy consumption piece and the wall body and high energy consumption of the wall body; the invention has the advantages of convenient connection, strong energy consumption capability, reusable components, economy and practicability.
Description
Technical Field
The invention belongs to the technical field of building structures, and particularly relates to a connecting structure of a swinging wall with a T-shaped energy consumption piece and the swinging wall comprising the connecting structure.
Background
In recent years, the design of the earthquake-resistant structure is changed from collapse prevention to repairable design, and finally, the earthquake-resistant structure is developed into a function-recoverable earthquake-resistant structure. The recovery function structure comprises a swinging structure, a self-resetting structure, a replaceable component structure and the like. The swinging wall is a wall body which rotates around the bottom of the swinging wall and belongs to a swinging structure. The frame swinging wall connects the swinging wall and the frame, so that the lateral rigidity of the frame can be improved, and a local yield failure mechanism is prevented from occurring, so that the interlayer displacement of the structure tends to be consistent. The damper is arranged between the swinging wall limbs, so that the earthquake resistance of the structure can be improved. Because the research of the swinging wall is in the initial development stage, the applicable energy consumption parts and the connection structure of the energy consumption parts and the wall are limited, and the development of the energy consumption swinging wall system is limited.
Disclosure of Invention
In order to solve the technical problems in the prior art, the invention discloses a connecting structure of a swinging wall with T-shaped steel energy dissipation parts.
The technical scheme adopted by the invention is as follows:
the invention provides a connection structure of a swinging wall with T-shaped energy dissipation parts, which mainly comprises T-shaped energy dissipation parts and wall connection parts; the T-shaped steel energy consumption piece comprises T-shaped steel and limiting plates, wherein the limiting plates are arranged on the upper part and the lower part of a T-shaped steel web plate, and limit the vertical displacement and relax the displacement in the horizontal direction; the wall connecting piece is used for connecting the upper flange and the lower flange of the T-shaped steel and the limiting plate with the swinging wall.
Further, the wall comprises a base plate, wherein the base plate is used for being arranged between the limiting plate and the wall body to reserve enough space, so that collision between the T-shaped steel web plate and the wall body during working is avoided; the backing plate is provided with bolt holes for connection.
Further, the contact end of the limiting plate and the T-shaped steel web plate is provided with a gradient, so that the friction force between the limiting plate and the T-shaped steel web plate is reduced, and collision between the limiting plate and the T-shaped steel web plate in the working process is prevented.
Further, the T-shaped steel is of an integrated structure.
Furthermore, the thickness of the T-shaped steel web plate is 6-16mm, so that the lateral force provided is too small due to the fact that the T-shaped steel web plate is too thin, the ductility is reduced due to the fact that the T-shaped steel web plate is too thick, and the energy consumption capability is reduced; to make the web cross section yield at the same time, the web is subjected to cross section weakening; considering the working principle of the T-shaped steel energy dissipation piece, a linear weakening mode is preferably adopted, and the energy dissipation capacity of the energy dissipation piece is further improved.
The invention also provides a swinging wall comprising the connecting structure, which comprises at least two swinging walls, wherein the swinging walls are provided with the wall connecting pieces, and the wall connecting pieces are connected with the T-shaped steel energy dissipation pieces.
When the swinging wall is a side wall body, the wall body connecting piece is only arranged on one side of the wall body and comprises connecting section steel and a bolt or a steel bar, wherein the bolt or the steel bar is welded on the connecting section steel, and the length of the bolt or the steel bar is required to meet the anchoring requirement and is pre-buried in the wall body; the connecting section steel is connected with the T-shaped steel energy dissipation piece through bolts;
when the swinging wall is a non-side wall body, the wall body connecting pieces are arranged on two sides of the wall body and comprise two connecting section steel and a through length steel bar, steel plate or section steel which are respectively arranged on two sides of the wall body, and two ends of the steel bar steel plate or section steel are respectively welded on the two connecting section steel.
When the wall body is a side wall body or a non-side wall body, the connecting pieces are all inner embedded inner wire sleeves, and the T-shaped steel energy consumption pieces are connected with the inner wire sleeves through bolts, so that the connecting mode is simple and convenient.
Further, the swing wall is a composite wallboard or a concrete wall, and is provided with a longitudinal oblong hole and a round hole, and is connected with the frame beam through bolts; when the swinging wall is a composite wallboard embedded part, cast-in-situ is needed.
Further, an inner wire sleeve is pre-embedded at the top end of the swinging wall and is used for hoisting and installing the wall body; and a T-shaped steel energy dissipation piece is arranged between the two limbs of the swinging wall, so that the energy dissipation capacity of the structure is enhanced.
The beneficial effects of the invention are as follows:
1. the swinging wall, the connecting piece and the T-shaped steel energy dissipation piece are all prefabricated in factories and are installed on site, so that the time is saved; after larger external force, the wall body and the connecting piece are not damaged, and the T-shaped steel energy dissipation piece can be replaced.
The T-shaped steel energy consumption piece is simple in form, convenient to install, high in energy consumption capacity, time-saving and labor-saving, and capable of reducing adverse effects of welding on the energy consumption piece due to zero welding.
3. The design of the base plate and the limiting plate can better solve the problem of connection errors of the energy consumption piece and the wall body and high energy consumption of the wall body; the invention has the advantages of convenient connection, strong energy consumption capability, reusable components, economy and practicability.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application.
FIG. 1 is a schematic view of a swing wall with T-section steel energy consuming members;
FIG. 2 is a schematic diagram of a T-section steel energy consuming member;
FIGS. 3 (a) and 3 (b) are schematic views of T-section steel;
FIGS. 4 (a) and 4 (b) are schematic views of the pad;
FIGS. 5 (a) and 5 (b) are schematic views of the limiting plate;
FIG. 6 shows a first implementation of the connection of the wall body and the T-shaped steel energy consumption piece;
FIG. 7 shows a second implementation of the wall and T-section steel energy consuming member connection;
FIG. 8 is an installation sequence of the T-steel energy consuming members;
Detailed Description
It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;
for convenience of description, the words "upper", "lower", "left" and "right" in the present invention, if they mean only that the directions are consistent with the upper, lower, left, and right directions of the drawings per se, and do not limit the structure, only for convenience of description and simplification of the description, but do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
As described in the background, in recent years, the design of earthquake-resistant structures has been changed from collapse-resistant to repairable designs, and eventually has evolved into recoverable function earthquake-resistant structures. The recovery function structure comprises a swinging structure, a self-resetting structure, a replaceable component structure and the like. The swinging wall is a wall body which rotates around the bottom of the swinging wall and belongs to a swinging structure. The frame swinging wall connects the swinging wall and the frame, so that the lateral rigidity of the frame can be improved, and a local yield failure mechanism is prevented from occurring, so that the interlayer displacement of the structure tends to be consistent. The damper is arranged between the swinging wall limbs, so that the earthquake resistance of the structure can be improved. Because the research of the swinging wall is in the preliminary development stage, the applicable energy consumption parts and the connection structure of the energy consumption parts and the wall are limited, the development of the energy consumption swinging wall system is limited, and in order to solve the technical problems, the application provides a connection structure for the swinging wall and the swinging wall.
In an exemplary embodiment of the present application, as shown in fig. 1-4, a swinging wall with T-section steel energy consumption members mainly comprises a wall body 1, T-section steel energy consumption 2, and a wall body connecting member 3. The swing wall in the form is convenient to install and detach, the wall body is reused, and the novel T-shaped steel energy dissipation member reinforcing structure easy to replace has the energy dissipation capacity.
As shown in fig. 1, the wall body 1 of the swinging wall can be a common concrete wall body; the composite wallboard with light weight and good heat preservation performance can be selected, and the wall body 1 can provide lateral rigidity, so that the interlayer displacement of the structure tends to be uniform, and a layer yield mechanism is avoided; the wall body 1 is provided with a vertical oblong hole 11 and a round hole 12 for connecting with a beam, the vertical oblong hole 11 and the round hole 12 correspond to the position of the center of a horizontal line of the wall body at the elevation of the center line of the frame beam, the wall beam is hinged, the wall body swinging function is guaranteed, and the vertical oblong hole 11 guarantees that vertical displacement is relaxed in the wall body swinging process; the top of the wall body 1 is embedded with an inner wire sleeve 13 for hoisting and installation; the groove 14 is formed in the position of the wall body 1 where the embedded part is installed, so that collision between the T-shaped steel energy consumption part and the wall body in the swinging process is prevented.
As shown in fig. 2, the swinging wall is provided with a novel steel plate bending energy dissipation piece, namely a T-shaped steel energy dissipation piece 2, wherein the T-shaped steel energy dissipation piece 2 is mainly cut by corresponding section steel, so that adverse effects of welding on steel plate bending energy dissipation at main energy dissipation parts can be avoided, and the energy dissipation capacity is improved; in order to ensure that the cross section of the web plate can reach yield at the same time, the cross section of the web plate is weakened, the working principle of the T-shaped steel energy dissipation piece is considered to preferably adopt a linear weakening mode, and the energy dissipation capacity of the energy dissipation piece is further improved; the T-shaped steel energy consumption piece 2 consists of T-shaped steel 21, a backing plate 22 and a limiting plate 23;
as shown in fig. 2; the cantilever end of the T-shaped steel energy consumption piece 2 is connected with the wall body 1 through the base plate 22, the limiting plate 23 and the wall body connecting piece 3, and the connecting mode is convenient and simple, can tolerate larger errors and is easy to detach and replace.
As shown in fig. 3 (a) and 3 (b), the thickness of the web of the T-shaped steel 21 is preferably 6-16mm, and too thin a web can provide too small a lateral force, and too thick a web can reduce ductility and energy consumption capacity; in order to ensure that the cross section of the web plate can reach yield at the same time, the cross section of the web plate is weakened, the working principle of the T-shaped steel energy dissipation piece is considered to preferably adopt a linear weakening mode, and the energy dissipation capacity of the energy dissipation piece is further improved; the T-section steel 21 is provided with bolt holes 211 for connection with the connection plate 3.
Fig. 4 (a) and fig. 4 (b) are schematic diagrams of a backing plate 22, where the backing plate 22 is used for reserving enough space between a limiting plate and a wall body, avoiding collision between a T-shaped steel web plate and the wall body during working, and bolt holes 321 are formed in the backing plate for connection.
Fig. 5 (a) and 5 (b) are schematic views of a limiting plate 23, where the limiting plate 23 is used to limit vertical displacement and relax horizontal displacement. The end part of the limiting plate is provided with a slope 232, so that the friction force between the limiting plate and the T-shaped steel web plate is reduced; the limiting plate is provided with a slotted hole 231, so that the limiting plate is convenient to install, and the installation problem caused by machining errors is avoided.
Fig. 6 is a schematic diagram of a wall connector 3 in a first implementation mode of connecting a wall 1 and a T-shaped steel energy consumption member 2, wherein one is a side wall connector 31, and mainly comprises a connecting section steel 33 and a bolt 311, wherein the bolt 311 is welded on the connecting section steel 33, and the length of the bolt needs to meet the anchoring requirement and is embedded in the wall 2; a wall connecting piece 32 of a non-side wall is composed of two connecting section steel 35, 36 and a through length reinforcing steel 321 (or steel plate or section steel), wherein two ends of the reinforcing steel 321 are respectively welded on the connecting section steel 35 and the connecting section steel 36, so that enough anchoring strength can be ensured, and the connecting piece is prevented from being pulled out; the connecting section steel 33, 35 and 36 are provided with bolt holes 34 which are connected with T-shaped steel energy dissipation members.
Fig. 7 shows a second implementation mode of connecting the wall body 1 and the T-shaped steel energy dissipation member 2, wherein an inner wire sleeve 41 is embedded in a corresponding position in the wall body, and the wall body and the T-shaped steel energy dissipation member are connected through bolts.
Fig. 8 is a schematic installation view, and the installation method of the swinging wall with the T-shaped steel energy dissipation members is as follows:
1. after the frame beam column is installed, the wall body 2 of the connecting piece 4 pre-buried in a factory is hoisted to the designed position through the inner wire sleeve 23;
2. the connection of the wall beams is sequentially connected from bottom to top, a screw rod at the position of the round hole 22 is firstly installed, the screw rod is screwed by a nut, and bolts at the position of the longitudinal long round hole 21 are installed in sequence from bottom to top, so that the wall beams are installed;
3. the energy dissipation parts of the T-shaped steel are installed in the following order from top to bottom, as shown in fig. 5, and the specific installation sequence is as follows:
(1) Firstly, mounting a T-shaped plate a1 and a limit c2 plate, wherein the bolts of the upper flange of the T-shaped plate are screwed, and the bolts of the lower flange (at the position of the limit c 2) are not screwed;
(2) Installing a backing plate b1 and a limiting plate c1, so that the cross section of the limiting plate c1 contacts the upper surface of the web plate of the T-shaped plate a 1;
(3) The T-shaped plate a2, the limiting plate c3 and the limiting plate c4 are installed, bolts on the upper flange of the T-shaped plate a2 are screwed, so that the section of the limiting plate c3 contacts the lower surface of the web plate of the T-shaped plate 1, and bolts on the lower flange are not screwed;
(4) In the step (3), simultaneously tightening bolts on the lower flange (at the position of the limiting plate c 2) of the T-shaped plate a1, so that the cutting surface of the limiting plate c2 contacts the upper surface of the web plate of the T-shaped plate a 2;
(5) The steps (1) - (4) are sequentially carried out.
4. And (5) finishing the installation of the swinging wall with the T-shaped steel energy consumption plates.
The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.
Claims (8)
1. The connecting structure of the swinging wall with the T-shaped energy dissipation parts is characterized by mainly comprising the T-shaped energy dissipation parts and wall connecting parts; the T-shaped steel energy consumption piece comprises T-shaped steel and limiting plates, wherein the limiting plates are arranged on the upper part and the lower part of a T-shaped steel web plate, and limit the vertical displacement and relax the displacement in the horizontal direction; the wall connecting piece is used for connecting the upper flange and the lower flange of the T-shaped steel and the limiting plate with the swinging wall;
the base plate is arranged in a reserved enough space between the limiting plate and the wall body;
the contact end of the limiting plate and the T-shaped steel web plate is provided with a gradient;
the working principle of the T-shaped steel energy consumption piece adopts a linear weakening mode;
the vertical oblong hole and the round hole are arranged on the wall body and are used for being connected with the beam, the vertical oblong hole and the round hole correspond to the position of the center of the horizontal line of the wall body at the elevation of the central line of the frame beam, the wall beam is hinged, and the wall body swinging function is guaranteed.
2. The connection structure of a swing wall with T-shaped energy consumption members according to claim 1, wherein said T-shaped steel is an integrally formed structure.
3. The connection structure of a rocking wall with T-shaped energy consumption members according to claim 1, wherein the thickness of the T-shaped steel web is 6-16mm.
4. A rocking wall comprising a connection according to any one of claims 1 to 3, comprising at least two rocking walls, wherein said rocking walls are provided with wall connectors which are connected to T-section energy consuming members.
5. The swing wall according to claim 4, wherein when said swing wall is a side wall, said wall connector is provided on one side of the wall, and comprises a connection section steel and a peg or a steel bar, the peg or the steel bar being welded to the connection section steel, the peg or the steel bar having a length required to meet the anchoring requirement and being embedded in the wall; the connecting section steel is connected with the T-shaped steel energy dissipation piece through bolts.
6. The swing wall according to claim 4, when said swing wall is a non-side wall, it comprises two connecting sections on both sides of the wall and a through-length steel bar, steel plate or section, said steel bar, steel plate or section being welded at both ends to said two connecting sections.
7. The swinging wall of claim 4, wherein when the wall body is a side wall body or a non-side wall body, the connecting pieces are all inner embedded inner wire sleeves, and the T-shaped steel energy dissipation piece is connected with the inner wire sleeves through bolts.
8. The swinging wall according to claim 4, wherein the swinging wall is a composite wall board or a concrete wall body, and is provided with a longitudinal oblong hole and a round hole, and is connected with the frame beam through bolts; when the swinging wall is a composite wallboard embedded part, cast-in-situ is needed; the inner wire sleeve is pre-embedded at the top end of the swinging wall and is used for hoisting and installing the wall body; and a T-shaped steel energy dissipation piece is arranged between the two limbs of the swinging wall, so that the energy dissipation capacity of the structure is enhanced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810895901.XA CN108951910B (en) | 2018-08-08 | 2018-08-08 | Connection structure and swing wall with T type energy dissipation piece swing wall |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810895901.XA CN108951910B (en) | 2018-08-08 | 2018-08-08 | Connection structure and swing wall with T type energy dissipation piece swing wall |
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| Publication Number | Publication Date |
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| CN108951910A CN108951910A (en) | 2018-12-07 |
| CN108951910B true CN108951910B (en) | 2024-03-05 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109958197B (en) * | 2019-04-26 | 2024-03-22 | 福州大学 | Self-heavy friction energy consumption self-resetting beam column node and resetting method thereof |
| CN113530339B (en) * | 2020-10-26 | 2022-05-20 | 长江师范学院 | Cast-in-place assembly structure for construction of building damping wall |
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| CN205153213U (en) * | 2015-11-26 | 2016-04-13 | 沈阳建筑大学 | Connecting piece that assembled precast concrete shear force wall and girder steel are connected |
| KR20160043945A (en) * | 2016-04-07 | 2016-04-22 | 단국대학교 산학협력단 | Multi-action Hybrid Damping Device for Mitigation of Building Vibration |
| CN105735526A (en) * | 2016-04-29 | 2016-07-06 | 中国地震局工程力学研究所 | Fabricated double-layer steel plate swinging wall with ductility energy consumption connecting pieces |
| CN206477499U (en) * | 2016-10-25 | 2017-09-08 | 华侨大学 | A kind of shockproof self-adaptation type composite coupling beams of bending resistance shearing resistance |
| CN107587625A (en) * | 2017-09-19 | 2018-01-16 | 北京建筑大学 | A kind of frcition damper |
| CN206916997U (en) * | 2017-07-06 | 2018-01-23 | 青岛理工大学 | Ductile energy consumption sways wall |
| CN107829505A (en) * | 2017-12-15 | 2018-03-23 | 大连大学 | A kind of coupling beam structure and its design method strengthened using X-shaped steel plate |
| CN208650312U (en) * | 2018-08-08 | 2019-03-26 | 山东大学 | A connection structure and a rocking wall with a T-shaped energy dissipation member rocking wall |
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2018
- 2018-08-08 CN CN201810895901.XA patent/CN108951910B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0070532A1 (en) * | 1981-07-16 | 1983-01-26 | G + H MONTAGE GmbH | Sound insulating wall building system for industrial buildings and cassette section for the system |
| CN205153213U (en) * | 2015-11-26 | 2016-04-13 | 沈阳建筑大学 | Connecting piece that assembled precast concrete shear force wall and girder steel are connected |
| KR20160043945A (en) * | 2016-04-07 | 2016-04-22 | 단국대학교 산학협력단 | Multi-action Hybrid Damping Device for Mitigation of Building Vibration |
| CN105735526A (en) * | 2016-04-29 | 2016-07-06 | 中国地震局工程力学研究所 | Fabricated double-layer steel plate swinging wall with ductility energy consumption connecting pieces |
| CN206477499U (en) * | 2016-10-25 | 2017-09-08 | 华侨大学 | A kind of shockproof self-adaptation type composite coupling beams of bending resistance shearing resistance |
| CN206916997U (en) * | 2017-07-06 | 2018-01-23 | 青岛理工大学 | Ductile energy consumption sways wall |
| CN107587625A (en) * | 2017-09-19 | 2018-01-16 | 北京建筑大学 | A kind of frcition damper |
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