CN113123478A - Friction unit of supporting structure and friction energy dissipation supporting structure with multiple friction units connected in series - Google Patents
Friction unit of supporting structure and friction energy dissipation supporting structure with multiple friction units connected in series Download PDFInfo
- Publication number
- CN113123478A CN113123478A CN202110254820.3A CN202110254820A CN113123478A CN 113123478 A CN113123478 A CN 113123478A CN 202110254820 A CN202110254820 A CN 202110254820A CN 113123478 A CN113123478 A CN 113123478A
- Authority
- CN
- China
- Prior art keywords
- plates
- plate
- friction
- pair
- middle plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000021715 photosynthesis, light harvesting Effects 0.000 title claims abstract description 33
- 229910001369 Brass Inorganic materials 0.000 claims abstract description 45
- 239000010951 brass Substances 0.000 claims abstract description 45
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 description 13
- 241000446313 Lamella Species 0.000 description 7
- 230000006378 damage Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Environmental & Geological Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Vibration Prevention Devices (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The application provides a friction unit of a supporting structure and a multi-series friction energy dissipation supporting structure, which comprises a middle plate, a first connecting part and a second connecting part; the first connecting part comprises a pair of first connecting plates which are arranged in a paired mode, brass energy dissipation plates are attached to the opposite surfaces of the first connecting plates, one end of the middle plate is inserted between the first connecting plates, and the surfaces of the two sides of the middle plate are attached to the surfaces of the brass energy dissipation plates respectively; the second connecting part comprises a pair of second connecting plates, wherein the opposite surfaces of the pair of second connecting plates are attached with backing plates, and the other end of the middle plate is inserted between the pair of second connecting plates so that the two side surfaces of the middle plate are respectively attached with the side surfaces of the backing plates; the intermediate plate is provided with a pair of strip-shaped first through holes corresponding to the first connecting parts, and the first connecting parts are connected with the intermediate plate through the pair of strip-shaped first through holes. The beneficial effect of this application is: when the friction unit bears the pulling pressure of an earthquake, the middle plate moves between the pair of brass energy dissipation plates through the strip-shaped first through hole, and friction energy dissipation is carried out.
Description
Technical Field
The disclosure relates to the technical field of building friction energy dissipation supporting structures, in particular to a friction unit of a supporting structure and a friction energy dissipation supporting structure with multiple series connection.
Background
In the prior art, a mode of adding a supporting structure in a fabricated connecting frame is generally adopted to consume energy of natural disasters such as earthquakes, so that the safety and the stability of a building are improved. How to better consume the destruction energy of buildings and increase the stability of buildings is a subject of continuous research.
Disclosure of Invention
The present application aims to solve the above problems and provide a friction unit of a support structure and a friction energy dissipation support structure with multiple series connections.
In a first aspect, the application provides a friction unit of a support structure, which comprises an intermediate plate, wherein one end of the intermediate plate is connected with a first connecting part, the other end of the intermediate plate is connected with a second connecting part, and end plates are respectively connected to the first connecting part and the second connecting part at ends far away from the intermediate plate; the first connecting part comprises a pair of oppositely arranged first connecting plates, brass energy dissipation plates are respectively attached to the opposite surfaces of the first connecting plates, one end of the middle plate is inserted between the first connecting plates, and the two side surfaces of the middle plate are respectively attached to the surfaces of the brass energy dissipation plates; the second connecting part comprises a pair of second connecting plates, base plates with the thickness consistent with that of the brass energy dissipation plate are respectively attached to the opposite surfaces of the pair of second connecting plates, and the other end of the middle plate is inserted between the pair of second connecting plates so that the two side surfaces of the middle plate are respectively attached to the side surfaces of the pair of base plates; one side of the middle plate corresponding to the first connecting portion is provided with a pair of strip-shaped first through holes, and the first connecting portion is connected with the middle plate through the pair of strip-shaped first through holes.
According to the technical scheme that this application embodiment provided, intermediate lamella, first connecting plate, second connecting plate and end plate all set up to the steel sheet.
In a second aspect, the application provides a friction energy dissipation supporting structure with multiple series connections, which comprises a low yield module and multiple high yield modules symmetrically connected to two sides of the low yield module; the low yield module comprises one or two friction units, and the low yield module is made of a low yield strength material; the high yield module comprises a friction unit, and the high yield module is made of high yield strength materials.
According to the technical scheme provided by the embodiment of the application, one side of the middle plate of the friction unit in the low-yield module, which corresponds to the second connecting portion, is provided with a pair of strip-shaped second through holes, and the second connecting portion is connected with the middle plate through the pair of strip-shaped second through holes.
According to the technical scheme provided by the embodiment of the application, a backing plate of a friction unit in the low-yield module is set to be a brass plate; the backing plate of the friction unit in the high-yield module is set to be a steel plate.
According to the technical scheme provided by the embodiment of the application, the end plate of the low-yield module close to the friction unit of the high-yield module is bolted and fixed with the end plate of the friction unit of the adjacent high-yield module.
The application provides a friction unit and friction power consumption bearing structure who establishes ties more has following beneficial effect:
1. when the friction unit bears the pulling pressure of an earthquake, the middle plate moves between the first connecting parts through the strip-shaped first through holes to perform friction energy consumption, and the brass energy consumption plate is clamped between the middle plate and the first connecting plate, so that the brass energy consumption plate and the surface of the middle plate generate moving friction, and the energy of the pulling pressure of the earthquake is consumed;
2. when the friction energy dissipation supporting structure consisting of a plurality of friction units connected in series is subjected to earthquake tension and pressure energy, the friction energy dissipation is realized by the dislocation generated in each friction unit, so that the earthquake energy is consumed;
3. the bearing structure can effectively absorb seismic energy, and the low yield module located in the middle of the bearing structure is firstly damaged when the bearing structure is under the action of seismic tension and pressure, so that only the damaged low yield module needs to be replaced when the bearing structure is repaired, and the repair cost is reduced.
Drawings
FIG. 1 is a schematic structural diagram of a first embodiment of the present application;
FIG. 2 is a top view of a first embodiment of the present application;
FIG. 3 is a schematic view of an opening in a middle plate according to a first embodiment of the present application;
FIG. 4 is a front view of a second embodiment of the present application;
the text labels in the figures are represented as: 1. a middle plate; 2. an end plate; 3. a first connecting plate; 4. a second connecting plate; 5. a first through hole in the shape of a long strip; 6. a second elongated through hole; 7. a brass dissipative plate; 8. a base plate; 10. a low yield module; 20. a high yield module.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the following detailed description of the present invention is provided in conjunction with the accompanying drawings, and the description of the present section is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention in any way.
As shown in fig. 1 to 3, schematic diagrams of a first embodiment of the present application include an intermediate plate 1, one end of the intermediate plate 1 is connected to a first connection portion, the other end is connected to a second connection portion, and end plates 2 are respectively connected to ends of the first connection portion and the second connection portion, which are far away from the intermediate plate 1; the first connecting part comprises a pair of first connecting plates 3, brass energy dissipation plates 7 are respectively attached to opposite surfaces of the first connecting plates 3, one end of the middle plate 1 is inserted between the first connecting plates 3, and the surfaces of two sides of the middle plate 1 are respectively attached to the surfaces of the brass energy dissipation plates 7; the second connecting part comprises a pair of second connecting plates 4, backing plates 8 with the thickness consistent with that of the brass energy dissipation plates 7 are respectively attached to the opposite surfaces of the pair of second connecting plates 4, and the other end of the middle plate 1 is inserted between the pair of second connecting plates 4, so that the surfaces of the two sides of the middle plate 1 are respectively attached to the side surfaces of the pair of backing plates 8; one side of the middle plate 1 corresponding to the first connecting portion is provided with a pair of strip-shaped first through holes 5, and the first connecting portion is connected with the middle plate 1 through the pair of strip-shaped first through holes 5.
In this embodiment, first connecting portion are connected to the one end of intermediate lamella 1, and the second connecting portion is connected to the other end, and the edge that corresponds first connecting portion and second connecting portion connects end plate 2 respectively, and in this embodiment, the tip welding that intermediate lamella 1 was kept away from to first connecting portion is on corresponding end plate 2, and the tip welding that intermediate lamella 1 was kept away from to the second connecting portion is on corresponding end plate 2. The brass energy dissipation plate 7 is arranged on the inner surface of the first connecting plate in a joint contact mode but is not connected with the first connecting plate, the middle plate is arranged on the surface, away from the first connecting plate, of the brass energy dissipation plate in a joint contact mode, namely the brass energy dissipation plate is arranged between the pair of first connecting plates in a joint contact mode, and one end of the middle plate is inserted between the pair of brass energy dissipation plates. One side of the middle plate 1 corresponding to the first connecting part is provided with a pair of strip-shaped first through holes 5 which are distributed in the vertical direction, the first connecting plate 3 and the brass energy consumption plate 7 are respectively provided with a connecting through hole corresponding to the strip-shaped first through hole 5, the middle plate is connected with the brass energy consumption plate and the first connecting plate after a pin, a pin column or a bolt rod passes through the connecting through holes of the first connecting plate and the brass energy consumption plate and the strip-shaped first through holes, so that the middle plate 1 and the brass energy consumption plate 7 move within the range of the strip-shaped first through holes 5, and the surface of the middle plate 1 is in contact with the surface of the pair of brass energy consumption plates 7 when the middle plate 1 moves between the pair of brass energy consumption plates 7 due to the joint contact arrangement of the surfaces of the middle plate 1 and the pair of brass energy consumption plates 3, thereby realizing friction energy consumption through the friction of the middle plate 1, thereby absorbing the seismic energy received.
In this embodiment, a fixed connection structure can be set between the second connection portion and the middle plate 1, and a movable structure in which the middle plate 1 is consistent with the first connection portion can also be set according to actual use requirements, when the second connection portion and the middle plate 1 are set to be movable structures, when the friction unit is subjected to earthquake pulling pressure and vibration energy, the middle plate 1 can move back and forth between the pair of brass energy consumption plates 7 and the pair of base plates 8 (when the movable connection structure is set between the middle plate 1 and the second connection portion), so that the received earthquake energy is quickly consumed, and the purpose of quickly consuming energy is achieved.
In this embodiment, set up brass power consumption board for the brass material, can increase the wearability of brass power consumption board when intermediate lamella and brass power consumption board rub to the life of extension friction unit.
In a preferred embodiment, the intermediate plate, the first connecting plate, the second connecting plate and the end plate are all made of steel plates.
In this embodiment, the end plate 2 is fixedly welded to the side edges of the pair of first connecting plates 3 and the pair of second connecting plates 4, respectively.
Fig. 4 is a schematic diagram of a second embodiment of the present application, which is a support structure including a plurality of friction units of the first embodiment. The support structure of the present embodiment includes a low yield module 10 and a plurality of high yield modules 20 symmetrically connected to two sides of the low yield module 10; the low yield module 10 comprises one or two friction units, and the low yield module 10 is made of a low yield strength material; the high yield module 20 includes a friction unit and the high yield module 20 is configured as a high yield strength material.
In this embodiment, since the high yield modules are symmetrically connected to two sides of the low yield module, the friction units of the high yield modules on two sides of the friction unit of the low yield module are symmetrically disposed on two sides of the friction unit of the low yield module, that is, the first connection portions and the second connection portions of the friction units of the high yield modules on two sides of the friction unit of the low yield module are respectively symmetrically connected to two sides of the friction unit of the low yield module.
In this embodiment, when the number of friction units in the support structure is an odd number, the low yield module 10 includes one friction unit, and when the number of friction units in the support structure is an even number, the low yield module 10 includes two friction units.
In a preferred embodiment, the middle plate 1 of each friction unit in the low yield module 10 is provided with a pair of second elongated through holes 6 on one side corresponding to the second connecting portion, and the second connecting portion is connected with the middle plate 1 through the pair of second elongated through holes 6. In the preferred embodiment, the intermediate plate 1 and the second connecting portion in the low yield module 10 are arranged to be movable, the second connecting plate 4 and the base plate are respectively provided with a connecting through hole corresponding to the pair of strip-shaped second through holes 6, the pins or the bolt bars sequentially pass through the connecting through holes of the second connecting plate 4 and the base plate 8 and the strip-shaped second through holes, and the end portions of the intermediate plate are connected between the base plates of the pair of second connecting plates, so that the intermediate plate 1 moves between the pair of base plates 8, and the sliding friction is realized, thereby achieving the purpose of quickly consuming energy. In this preferred embodiment, set up intermediate lamella 1 to the structure that can move respectively along the first connecting portion and the second connecting portion of its both sides for bearing structure receives the tensile pressure effect of earthquake and acts on, intermediate lamella 1 takes place to move the friction relative the brass power consumption board and the backing plate of both sides respectively, thereby reaches the purpose that low yield module 10 consumes energy fast, thereby effectively protects high yield module 20 to receive the damage or reduces the damaged degree of high yield module 20.
Because the brass energy dissipation plate is attached to the first connecting plate, and the corresponding positions are provided with the connecting through holes, when the pin, the pin column or the bolt rod passes through the connecting through holes, the first connecting plate and the brass energy dissipation plate are connected in a penetrating manner, so that the movement of the intermediate plate 1 relative to the brass energy dissipation plate 7 is equivalent to the movement of the intermediate plate between the pair of first connecting plates. The principle of the moving process between the intermediate plate, the base plate and the second connecting plate is consistent with the principle of the moving process between the intermediate plate, the brass energy dissipation plate and the first connecting plate.
Preferably, in the above preferred embodiment, when the movable structure is provided between the intermediate plate and the second connecting portion in the low yield module, the shim plate 8 is provided as a brass plate due to the movement between the intermediate plate and the pair of shim plates. The backing plate 8 which rubs against the intermediate plate is made of brass, so that the wear resistance of the backing plate can be increased, and the service life of the friction unit can be prolonged.
In this embodiment, when setting a friction unit (when the total number of friction units is singular) at the center of bearing structure or two friction units (when the total number of friction units is even) at center to low yield strength structure, when whole bearing structure receives the tensile pressure effect of seismic energy and acts on, make low yield module 10 suffer damage earlier than the high yield module 20 of both sides, the high yield module 20 of its both sides is protected in being provided with of low yield module 10, thereby reduce the danger of bearing structure whole damage, when bearing structure damages, generally only need to be changed and suffer the low yield module 10 of damage can, thereby reduce bearing structure's repair cost.
In the preferred embodiment, the middle plate, the first connecting plate, the second connecting plate and the end plate in each friction unit of the low-yield module are all made of low-yield-strength steel plates, and the brass energy dissipation plates and the backing plates are all made of low-yield-strength brass plates.
In a preferred embodiment, the intermediate plate 1 of the friction unit in the high yield module 20 and the corresponding second connecting portion are fixedly connected by a pair of bolts. In the preferred embodiment, in the high yield module 20, the intermediate plate 1, the pair of backing plates and the second connecting plate of the friction unit are fixed, that is, the intermediate plate 1 of the friction unit of the high yield module 20 can move relative to the pair of first connecting plates and the pair of brass energy consumption plates, the intermediate plate 1, the pair of second connecting plates and the backing plates are fixed, and the bolts sequentially pass through the connecting through holes of the second connecting plate and the backing plates and then pass through the connecting through holes on the intermediate plate to fixedly connect the intermediate plate and the second connecting parts.
In the preferred embodiment, the middle plate, the first connecting plate, the second connecting plate, the backing plate and the end plate in the friction unit of the high-yield module are all made of high-yield steel plates, and the brass energy dissipation plate is made of a high-yield brass plate.
In a preferred embodiment, the end plate 2 of the low yield module 10 close to the friction unit of the high yield module 20 is bolted fixed to the end plate 2 of the friction unit of the corresponding high yield module 20. In the preferred embodiment, the low yield module 10 and the high yield modules 20 on both sides are configured as a bolt-detachable structure, which facilitates replacement or repair of the low yield module 10 in actual work. In the preferred embodiment, each high-yield module 20 is fixed by bolting, which also facilitates the replacement and repair of each high-yield module 20.
The principles and embodiments of the present application are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present application, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments, or may be learned by practice of the invention.
Claims (6)
1. The friction unit of the supporting structure is characterized by comprising an intermediate plate, wherein one end of the intermediate plate is connected with a first connecting part, the other end of the intermediate plate is connected with a second connecting part, and end plates are respectively connected to the first connecting part and the second connecting part at the ends far away from the intermediate plate;
the first connecting part comprises a pair of oppositely arranged first connecting plates, brass energy dissipation plates are respectively attached to the opposite surfaces of the first connecting plates, one end of the middle plate is inserted between the first connecting plates, and the two side surfaces of the middle plate are respectively attached to the surfaces of the brass energy dissipation plates;
the second connecting part comprises a pair of second connecting plates, base plates with the thickness consistent with that of the brass energy dissipation plate are respectively attached to the opposite surfaces of the pair of second connecting plates, and the other end of the middle plate is inserted between the pair of second connecting plates so that the two side surfaces of the middle plate are respectively attached to the side surfaces of the pair of base plates;
one side of the middle plate corresponding to the first connecting portion is provided with a pair of strip-shaped first through holes, and the first connecting portion is connected with the middle plate through the pair of strip-shaped first through holes.
2. A friction unit for a support structure according to claim 1, wherein the intermediate plate, the first connecting plate, the second connecting plate and the end plate are all provided as steel plates.
3. A friction dissipative support structure comprising a plurality of series of friction units according to claim 2, characterized by comprising a low yield module and a plurality of high yield modules symmetrically connected on both sides of the low yield module;
the low yield module comprises one or two friction units, and the low yield module is made of a low yield strength material;
the high yield module comprises a friction unit, and the high yield module is made of high yield strength materials.
4. The multi-series friction energy dissipation support structure according to claim 3, wherein a pair of second elongated through holes is formed on the middle plate of the friction unit in the low yield module at a side corresponding to the second connection portion, and the second connection portion is connected to the middle plate through the pair of second elongated through holes.
5. The multiple series friction dissipative support structure according to claim 4, wherein the backing plates of the friction units in the low yield modules are provided as brass plates; the backing plate of the friction unit in the high-yield module is set to be a steel plate.
6. A multi-series friction dissipative support structure according to any of claims 3 to 5, wherein the end plates of the low yield modules close to the friction units of the high yield modules are bolted fixed with the end plates of the friction units of the adjacent high yield modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110254820.3A CN113123478A (en) | 2021-03-09 | 2021-03-09 | Friction unit of supporting structure and friction energy dissipation supporting structure with multiple friction units connected in series |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110254820.3A CN113123478A (en) | 2021-03-09 | 2021-03-09 | Friction unit of supporting structure and friction energy dissipation supporting structure with multiple friction units connected in series |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113123478A true CN113123478A (en) | 2021-07-16 |
Family
ID=76772973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110254820.3A Pending CN113123478A (en) | 2021-03-09 | 2021-03-09 | Friction unit of supporting structure and friction energy dissipation supporting structure with multiple friction units connected in series |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113123478A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114233078A (en) * | 2021-12-03 | 2022-03-25 | 上海应用技术大学 | Vertical dry-type connection energy consumption device of assembled shear force wall |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110022652A (en) * | 2011-01-27 | 2011-03-07 | 씨티에스엔지니어링 주식회사 | Multi-step friction damper and earthquake energy damping device using thereof |
| CN102720283A (en) * | 2012-06-21 | 2012-10-10 | 河北工业大学 | Superelastic shape memory alloy and friction cascade combined damper |
| CN104405056A (en) * | 2014-11-21 | 2015-03-11 | 沈阳建筑大学 | Cylinder assembled steel lead damper |
| CN106013922A (en) * | 2016-07-19 | 2016-10-12 | 天津职业技术师范大学 | Double-phase friction damper and damping method thereof |
| CN106013493A (en) * | 2016-07-01 | 2016-10-12 | 上海赛弗工程减震技术有限公司 | Multi-stage yield coupling beam type damper for structural seismic resistance |
| WO2018099026A1 (en) * | 2016-11-30 | 2018-06-07 | 海南大学 | Multi-level shock-absorbing and graded-yielding metal damper |
| CN108952281A (en) * | 2017-05-27 | 2018-12-07 | 南京理工大学 | A kind of U-shaped two stages surrender metal damper |
| CN109629896A (en) * | 2018-12-28 | 2019-04-16 | 云南震安减震科技股份有限公司 | Combined type double-yield buckling restrained energy dissipation brace |
| CN110593630A (en) * | 2019-09-19 | 2019-12-20 | 苏州科技大学 | Novel self-balancing multi-stage energy-consumption buckling-restrained brace and manufacturing process |
| CN110939210A (en) * | 2019-12-11 | 2020-03-31 | 北京工业大学 | Toggle damper with steel multi-stage yield and friction energy consumption |
| CN211114191U (en) * | 2019-06-20 | 2020-07-28 | 上海蓝科建筑减震科技股份有限公司 | Double-order friction damper |
| CN211115080U (en) * | 2019-09-19 | 2020-07-28 | 苏州科技大学 | Novel self-balancing multi-stage energy-consumption buckling-restrained brace |
-
2021
- 2021-03-09 CN CN202110254820.3A patent/CN113123478A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110022652A (en) * | 2011-01-27 | 2011-03-07 | 씨티에스엔지니어링 주식회사 | Multi-step friction damper and earthquake energy damping device using thereof |
| CN102720283A (en) * | 2012-06-21 | 2012-10-10 | 河北工业大学 | Superelastic shape memory alloy and friction cascade combined damper |
| CN104405056A (en) * | 2014-11-21 | 2015-03-11 | 沈阳建筑大学 | Cylinder assembled steel lead damper |
| CN106013493A (en) * | 2016-07-01 | 2016-10-12 | 上海赛弗工程减震技术有限公司 | Multi-stage yield coupling beam type damper for structural seismic resistance |
| CN106013922A (en) * | 2016-07-19 | 2016-10-12 | 天津职业技术师范大学 | Double-phase friction damper and damping method thereof |
| WO2018099026A1 (en) * | 2016-11-30 | 2018-06-07 | 海南大学 | Multi-level shock-absorbing and graded-yielding metal damper |
| CN108952281A (en) * | 2017-05-27 | 2018-12-07 | 南京理工大学 | A kind of U-shaped two stages surrender metal damper |
| CN109629896A (en) * | 2018-12-28 | 2019-04-16 | 云南震安减震科技股份有限公司 | Combined type double-yield buckling restrained energy dissipation brace |
| CN211114191U (en) * | 2019-06-20 | 2020-07-28 | 上海蓝科建筑减震科技股份有限公司 | Double-order friction damper |
| CN110593630A (en) * | 2019-09-19 | 2019-12-20 | 苏州科技大学 | Novel self-balancing multi-stage energy-consumption buckling-restrained brace and manufacturing process |
| CN211115080U (en) * | 2019-09-19 | 2020-07-28 | 苏州科技大学 | Novel self-balancing multi-stage energy-consumption buckling-restrained brace |
| CN110939210A (en) * | 2019-12-11 | 2020-03-31 | 北京工业大学 | Toggle damper with steel multi-stage yield and friction energy consumption |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114233078A (en) * | 2021-12-03 | 2022-03-25 | 上海应用技术大学 | Vertical dry-type connection energy consumption device of assembled shear force wall |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113502917B (en) | Spring type self-resetting beam column node | |
| CN204753874U (en) | Die mould metal surrender power consumption attenuator is drawn to axial | |
| CN216664470U (en) | Self-resetting steel frame beam column joint of crawler steel energy dissipation damper | |
| CN113123478A (en) | Friction unit of supporting structure and friction energy dissipation supporting structure with multiple friction units connected in series | |
| CN101949129A (en) | Crawler-type metal energy-dissipation damper | |
| CN102182259A (en) | Assembling method and device for assembled type anti-buckling envload support | |
| CN110984381A (en) | Node for connecting steel structure frame beam column | |
| CN202787552U (en) | Self-resetting metal shearing damper | |
| CN101775855B (en) | Metal bending energy-consuming damper for preventing tension and compression and yield | |
| CN115324220B (en) | Energy dissipation basement of easily changing | |
| CN108521250B (en) | Connection structure for photovoltaic module installation | |
| KR100517893B1 (en) | Damper with slit plate for building structure | |
| CN214090365U (en) | Steel structure beam column hinged joint | |
| CN113123479A (en) | Friction unit and self-resetting type three-series friction energy dissipation supporting structure | |
| CN113653207A (en) | Connecting structure capable of replacing coupling beam damper | |
| CN112095448B (en) | Assembled damping device of high-speed railway bridge and application method and replacement method thereof | |
| CN209941914U (en) | Full-assembly type friction energy dissipation self-resetting beam column node | |
| CN114457931A (en) | Novel self-resetting anti-seismic steel truss girder | |
| CN220580188U (en) | Assembled recoverable concrete frame beam column node | |
| CN215907077U (en) | Connecting structure capable of replacing coupling beam damper | |
| CN213151949U (en) | High-strength frame for solar cell | |
| CN212835902U (en) | Embedded bolt connecting structure with replaceable beam end | |
| CN117738334A (en) | Replaceable beam column anti-seismic node structure | |
| CN209524270U (en) | Buffer | |
| CN217537312U (en) | Buckling restrained brace damper with replaceable core plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210716 |
|
| RJ01 | Rejection of invention patent application after publication |