CN110847365A - Energy-absorbing and vibration-damping structure of fabricated wooden building - Google Patents
Energy-absorbing and vibration-damping structure of fabricated wooden building Download PDFInfo
- Publication number
- CN110847365A CN110847365A CN201911187245.9A CN201911187245A CN110847365A CN 110847365 A CN110847365 A CN 110847365A CN 201911187245 A CN201911187245 A CN 201911187245A CN 110847365 A CN110847365 A CN 110847365A
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- wood
- outer sheath
- column
- absorbing
- vibration
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- 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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/26—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of wood
- E04B1/2604—Connections specially adapted therefor
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- 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
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/36—Columns; Pillars; Struts of materials not covered by groups E04C3/32 or E04C3/34; of a combination of two or more materials
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- 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)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses an energy-absorbing and vibration-damping structure of an assembled wooden building, which comprises a column base, a wooden support column and a support reinforcing structure; the supporting and reinforcing structure consists of an outer sheath and an elastic energy dissipation structure positioned inside the outer sheath, and the elastic energy dissipation structure is positioned between the outer sheath and the wood support column and is used for filling a gap between the outer sheath and the wood support column and absorbing vibration of the wood support column; the elastic energy dissipation structure comprises an upper rubber ring and a lower rubber ring which are fixedly arranged at the upper end and the lower end of the reinforced cavity respectively, and an elastic metal ring which is arranged between the upper rubber ring and the lower rubber ring, wherein a rubber ring is sleeved on the waist of the elastic metal ring. The invention externally reinforces the wood support column, improves the stability of the wood support column and improves the shock absorption performance of the wood support column.
Description
Technical Field
The invention relates to the technical field of wood structure building protection, in particular to an energy-absorbing and vibration-damping structure of an assembly type wood building.
Background
In the fabricated wood structure building, the beams and the columns are parts for bearing horizontal stress and vertical stress of the building structure respectively, and play an important role in the overall stability of the building. Because the post receives vertical force, play the effect of stable stay when shaking takes place to receive vibrations in the building emergence. Current post snap-on is on the column base, because both adopt tenon fourth of the twelve earthly branches structure fixed or adopt the nail fixed, when the post rocked, only can play certain supplementary fixed action, and the post is when receiving great horizontal force, and the connection between the two damages because of rocking acutely easily. In the prior art, after the wood column and the column base are connected, the column base is connected through the ground beam to improve the stability of a single column base, and although the structure can improve certain anti-overturning capacity after acting on the wood column, the flexibility between the wood column and the column base is further reduced and the energy consumption performance of the joint of the wood column and the column base is reduced due to the fact that the position of the column base is further limited, and therefore the anti-seismic performance of the wood column is not obviously improved.
Disclosure of Invention
The present invention aims to solve the above problems and provide an energy-absorbing and vibration-damping structure for fabricated wooden buildings, and a preferred technical solution of the technical solutions provided by the present invention is that: through flexible reinforced structure, increase and shake the power consumption performance between post and the column base, improved the anti-seismic performance's of post technical effect such as, see more in the following explanation.
In order to achieve the purpose, the invention provides the following technical scheme:
the fabricated timber building energy-absorbing and vibration-damping structure comprises a column base, a timber support column and a support reinforcing structure, wherein the timber support column is vertically arranged in the middle of the top of the column base, and the support reinforcing structure is positioned at the joint of the column base and the timber support column;
the supporting and reinforcing structure consists of an outer sheath and an elastic energy dissipation structure positioned in the outer sheath, the outer sheath is sleeved at the bottom end of the wood support column, the bottom of the outer sheath is fixed on the top surface of the column base, and the elastic energy dissipation structure is positioned between the outer sheath and the wood support column and is used for filling a gap between the outer sheath and the wood support column and absorbing vibration of the wood support column;
the outer sheath is of a round table structure, a reinforcing cavity is vertically formed in the inner side in a penetrating mode, and the wood support column is inserted into the reinforcing cavity;
the elastic energy dissipation structure comprises an upper rubber ring and a lower rubber ring which are fixedly arranged at the upper end and the lower end of the reinforced cavity respectively, and an elastic metal ring which is arranged between the upper rubber ring and the lower rubber ring, wherein a rubber ring is sleeved on the waist of the elastic metal ring.
The invention has the beneficial effects that:
1. the supporting and reinforcing structure is arranged between the wood supporting column and the column base, so that the wood supporting column can be externally reinforced, and the stability of the wood supporting column is improved;
2. by arranging the flexible supporting structure consisting of the upper rubber ring, the lower rubber ring and the elastic metal ring between the outer sheath and the wood supporting column, good vibration energy consumption can be provided when the wood supporting column shakes, so that the connection stability between the wood supporting column and the column base is improved;
3. through setting up elastic metal ring cooperation inner sheath, can provide bigger movable allowance when the wood support post rocks, and place the direct and wood support post contact friction of elastic metal ring, further improve the shock attenuation performance of wood support post.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the support and reinforcement structure of the present invention;
fig. 3 is a schematic structural view of the elastic metal ring of the present invention.
The reference numerals are explained below:
1. a column shoe; 2. supporting the reinforcing structure; 21. fixing the bottom plate; 22. reinforcing the cavity; 23. an elastic metal ring; 23a, a deformable arc part; 23b, a sliding ring; 23c, a deformation groove; 24. an outer sheath; 25. a chute; 26. an inner sheath; 27. mounting a rubber ring; 271. positioning rings; 28. a lower rubber ring; 29. a rubber ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1-3, the invention provides an energy-absorbing and vibration-damping structure for an assembled wooden building, which comprises a column base 1, a wooden support column and a supporting and reinforcing structure 2, wherein the wooden support column is vertically arranged in the middle of the top of the column base 1, and the supporting and reinforcing structure 2 is positioned at the joint of the column base 1 and the wooden support column; the supporting and reinforcing structure 2 consists of an outer sheath 24 and an elastic energy dissipation structure positioned in the outer sheath 24, the outer sheath 24 is sleeved at the bottom end of the wood supporting column, the bottom of the outer sheath is fixed on the top surface of the column base 1, the elastic energy dissipation structure is positioned between the outer sheath 24 and the wood supporting column and used for filling a gap between the outer sheath 24 and the wood supporting column and absorbing vibration of the wood supporting column, and after a rubber part is filled in the gap between the outer sheath 24 and the wood supporting column, dust or other impurities can be prevented from entering the gap between the outer sheath 24; the elastic energy dissipation structure of the present invention preferably comprises an upper rubber ring 27 and a lower rubber ring 28 fixedly installed at the upper and lower ends of the reinforcement cavity 22, respectively, and an elastic metal ring 23 located between the upper rubber ring 27 and the lower rubber ring 28, wherein a rubber ring 29 is sleeved on the waist portion of the elastic metal ring 23. The elastic metal ring 23 has certain circumferential and axial elasticity, and can flexibly support any direction when the wood support column is subjected to vibration in the direction and deviates. The whole small structure in the middle of being both ends that is of elasticity becket 23, in order to prevent that the waist deformation of elasticity becket is too big or the phenomenon of can not kick-back appears, so set up the supplementary resilience of rubber circle 29, have a small amount of clearances between the inner wall of rubber circle 29 and oversheath 24, rubber circle 29 also has the elasticity energy-absorbing effect simultaneously, has improved the energy-absorbing cushioning effect of elasticity power consumption structure on the whole. In the invention, the upper rubber ring 27 is fixed on the upper part of the reinforcing cavity 22, the outer wall of the upper rubber ring is in transition fit with the reinforcing cavity 22, the inner wall of the upper rubber ring 27 is in clearance fit with the outer wall of the wood support column 3, and the lower end of the upper rubber ring 27 is also provided with a positioning ring 271 which is propped against the upper surface of the elastic metal ring 23; the lower rubber ring 28 is arranged at the lower end of the reinforcing cavity 22, the outer wall of the lower rubber ring is in transition fit with the reinforcing cavity 22, and the inner wall of the lower rubber ring is in clearance fit with the outer wall of the wood support column 3.
As an optional embodiment, the elastic metal ring 23 includes a deformation arc portion 23a with an arch structure and sliding rings 23b located at two ends of the deformation arc portion 23a, the two sliding rings 23b are abutted against an inner wall sliding groove 25 of the outer sheath 24, and an arc top of the deformation arc portion 23a is abutted against the surface of the wood support column; the elastic energy dissipation structure further comprises an inner sheath 26 which is arranged in the elastic metal ring 23 and is tightly pressed against the deformation arc portion 23a, the arc top of the deformation arc portion 23a is tightly pressed against the outer surface of the inner sheath 26, the surface of the inner sheath 26 is formed to be provided with an arc groove matched with the deformation arc portion 23a, and the arc top of the deformation arc portion 23a is embedded into the arc groove.
The fixing bottom plate 21 is arranged at the bottom of the outer sheath 24 in the circumferential direction, a fixing hole for installing an expansion bolt is vertically formed in the fixing bottom plate 21 in a penetrating mode, the fixing bottom plate 21 and the outer sheath 24 are integrally formed, the expansion bolt is firstly driven into the hole position, corresponding to the fixing hole, of the column base 1 during installation, and then the column base is fixed.
Preferably, the sliding ring 23b is provided with a plurality of deformation grooves 23C along the circumferential direction thereof, and the arrangement of the deformation grooves 23C is beneficial to the installation of the elastic metal ring 23, and simultaneously, the end part of the elastic metal ring 23 has good elastic deformation, so that the buffering effect of the elastic metal ring 23 is improved as a whole.
By adopting the structure, the supporting and reinforcing structure 2 is arranged at the bottom end of the wood support column 3, the outer sheath 24 is fixed at the top of the column base 1, the top and the bottom of the inner wall of the supporting and reinforcing structure are respectively connected with the wood support column 3 through the upper rubber ring 27 and the lower rubber ring 28, and the upper end and the lower end of the inner wall of the supporting and reinforcing structure are correspondingly sealed; the wood support column rocks after receiving vibrations, through last rubber ring 27, lower rubber ring 28, elastic metal ring 23, the effect of rubber circle 29, through four elastic reaction, consumes vibrations to reduce the transmission of vibrations to column base 1, and then improve the relative displacement between wood support column and column base 1, realize the enhancement of wood support column support state.
The supporting and reinforcing structure 2 is arranged between the wood supporting column and the column base 1, so that the wood supporting column can be externally reinforced, and the stability of the wood supporting column is improved; by arranging a flexible supporting structure consisting of an upper rubber ring 27, a lower rubber ring 28, an elastic metal ring 23 and a rubber ring 29 between the outer sheath 24 and the wood supporting column, good vibration energy consumption can be provided when the wood supporting column shakes, so that the connection stability between the wood supporting column and the column base 1 is improved; through setting up elastic metal ring 23 cooperation inner sheath 26, can provide bigger movable allowance when the wood support post rocks, and prevent that elastic metal ring 23 from direct and wood support post contact friction, further improve the shock attenuation performance of wood support post.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (6)
1. The fabricated wood building energy-absorbing and vibration-damping structure is characterized by comprising a column base (1), a wood supporting column (3) and a supporting and reinforcing structure (2), wherein the wood supporting column (3) is vertically arranged in the middle of the top of the column base (1), and the supporting and reinforcing structure (2) is positioned at the joint of the column base (1) and the wood supporting column (3);
the supporting and reinforcing structure (2) consists of an outer sheath (24) and an elastic energy dissipation structure positioned inside the outer sheath (24), the outer sheath (24) is sleeved at the bottom end of the wood supporting column (3), the bottom of the outer sheath is fixed on the top surface of the column base (1), and the elastic energy dissipation structure is positioned between the outer sheath (24) and the wood supporting column (3) and is used for filling a gap between the outer sheath and the wood supporting column and absorbing vibration of the wood supporting column (3);
the outer sheath (24) is of a round table structure, a reinforcing cavity (22) is vertically formed in the inner side in a penetrating mode, and the wood support column (3) is inserted into the reinforcing cavity (22);
the elastic energy dissipation structure comprises an upper rubber ring (27) and a lower rubber ring (28) which are respectively and fixedly installed at the upper end and the lower end of the reinforcement cavity (22) and an elastic metal ring (23) which is positioned between the upper rubber ring (27) and the lower rubber ring (28), and a rubber ring (29) is sleeved on the waist of the elastic metal ring (23).
2. The fabricated wooden building energy-absorbing and vibration-damping structure of claim 1, wherein: elastic metal ring (23) include that domes's deformation arc portion (23a) and slide ring (23b) that are located this deformation arc portion (23a) both ends constitute, two slide ring (23b) support by in the inner wall spout (25) of oversheath (24), the arc top department of deformation arc portion (23a) with wooden support post surface top is tight.
3. The fabricated wooden building energy-absorbing and vibration-damping structure of claim 2, wherein: the elastic energy dissipation structure further comprises an inner sheath (26) which is arranged in the elastic metal ring (23) and tightly propped against the deformation arc part (23a), and the arc top of the deformation arc part (23a) is tightly propped against the outer surface of the inner sheath (26).
4. The fabricated wooden building energy-absorbing and vibration-damping structure of claim 3, wherein: the surface shaping of inner sheath (26) has the cooperation the arc wall of deformation arc portion (23a), the arc top department embedding of deformation arc portion (23a) in the arc wall.
5. The fabricated wooden building energy-absorbing and vibration-damping structure of claim 1, wherein: the sliding ring (23b) is provided with a plurality of deformation grooves (23C) along the circumferential direction.
6. The fabricated wooden building energy-absorbing and vibration-damping structure of claim 1, wherein: the bottom of the outer sheath (24) is circumferentially provided with a fixed bottom plate (21), and a fixed hole for installing an expansion bolt vertically penetrates through the fixed bottom plate (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911187245.9A CN110847365B (en) | 2019-11-28 | 2019-11-28 | Energy-absorbing and vibration-damping structure of fabricated wooden building |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911187245.9A CN110847365B (en) | 2019-11-28 | 2019-11-28 | Energy-absorbing and vibration-damping structure of fabricated wooden building |
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| Publication Number | Publication Date |
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| CN110847365A true CN110847365A (en) | 2020-02-28 |
| CN110847365B CN110847365B (en) | 2021-05-28 |
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| CN201911187245.9A Active CN110847365B (en) | 2019-11-28 | 2019-11-28 | Energy-absorbing and vibration-damping structure of fabricated wooden building |
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| JP2008215442A (en) * | 2007-03-01 | 2008-09-18 | Tokyo Institute Of Technology | Isolator protective device and base isolation device |
| US20110041424A1 (en) * | 2009-04-07 | 2011-02-24 | Tongji University | Grouted Tubular Energy-Dissipation Unit |
| CN203593953U (en) * | 2013-11-11 | 2014-05-14 | 金华市国鼎建设有限公司 | Damping rubber support |
| CN205444972U (en) * | 2016-03-22 | 2016-08-10 | 西安建筑科技大学 | Big post foot reinforcing apparatus of ancient building |
| CN106320559A (en) * | 2016-10-27 | 2017-01-11 | 沈阳建筑大学 | Spacing power consumption of improvement type subtracts isolation bearing |
| CN206956964U (en) * | 2017-04-18 | 2018-02-02 | 北京城建设计发展集团股份有限公司 | A kind of building structure is taken precautions against natural calamities shock mitigation system |
| CN108678510A (en) * | 2018-07-02 | 2018-10-19 | 沈阳建筑大学 | The frictional square steel energy dissipation brace of tension and compression |
| CN108678506A (en) * | 2018-07-02 | 2018-10-19 | 沈阳建筑大学 | Drawing and pressing type Wasted-energy steel plate damper |
| CN208168509U (en) * | 2018-03-16 | 2018-11-30 | 西安建筑科技大学 | A kind of viscoelastic damper for timber structure suspension column |
| CN109680977A (en) * | 2019-02-15 | 2019-04-26 | 沈阳建筑大学 | A kind of existing building increasing layer damping reinforcement connection structure |
-
2019
- 2019-11-28 CN CN201911187245.9A patent/CN110847365B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008215442A (en) * | 2007-03-01 | 2008-09-18 | Tokyo Institute Of Technology | Isolator protective device and base isolation device |
| US20110041424A1 (en) * | 2009-04-07 | 2011-02-24 | Tongji University | Grouted Tubular Energy-Dissipation Unit |
| CN203593953U (en) * | 2013-11-11 | 2014-05-14 | 金华市国鼎建设有限公司 | Damping rubber support |
| CN205444972U (en) * | 2016-03-22 | 2016-08-10 | 西安建筑科技大学 | Big post foot reinforcing apparatus of ancient building |
| CN106320559A (en) * | 2016-10-27 | 2017-01-11 | 沈阳建筑大学 | Spacing power consumption of improvement type subtracts isolation bearing |
| CN206956964U (en) * | 2017-04-18 | 2018-02-02 | 北京城建设计发展集团股份有限公司 | A kind of building structure is taken precautions against natural calamities shock mitigation system |
| CN208168509U (en) * | 2018-03-16 | 2018-11-30 | 西安建筑科技大学 | A kind of viscoelastic damper for timber structure suspension column |
| CN108678510A (en) * | 2018-07-02 | 2018-10-19 | 沈阳建筑大学 | The frictional square steel energy dissipation brace of tension and compression |
| CN108678506A (en) * | 2018-07-02 | 2018-10-19 | 沈阳建筑大学 | Drawing and pressing type Wasted-energy steel plate damper |
| CN109680977A (en) * | 2019-02-15 | 2019-04-26 | 沈阳建筑大学 | A kind of existing building increasing layer damping reinforcement connection structure |
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| CN110847365B (en) | 2021-05-28 |
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