CN210947953U - Seismic isolation and reduction system of fabricated building - Google Patents
Seismic isolation and reduction system of fabricated building Download PDFInfo
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- CN210947953U CN210947953U CN201821646854.7U CN201821646854U CN210947953U CN 210947953 U CN210947953 U CN 210947953U CN 201821646854 U CN201821646854 U CN 201821646854U CN 210947953 U CN210947953 U CN 210947953U
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Abstract
The utility model relates to an earthquake reduction and isolation system of an assembly type building, which comprises an assembly beam, an assembly column, a layer body, a filler wall, beam column nodes, inter-column nodes and a locking and damping structure, wherein the filler wall is fixedly arranged in a beam column frame consisting of the assembly beam and the assembly column; the beam column node is arranged between the assembly beam and the assembly column; the inter-column node is arranged between the two assembling columns; the locking shock absorption structure is arranged between the assembly column and the layer body. The utility model discloses an energy consumption antidetonation is effectual, and simple structure, construction convenience.
Description
Technical Field
The utility model relates to a building structure technical field particularly, relates to an assembled building subtract shock insulation system.
Background
The industrial building gradually replaces large-scale on-site building manufacture at home and abroad, adopts factory prefabrication and is assembled in a building yard, and is the development direction of the building industry. The main structural form of the current industrialized building is a fabricated concrete structure, namely, main structural components are prefabricated in a factory, assembled on site, and partial concrete is cast in situ, so that the components are connected into an integral structure.
China is a country with multiple earthquakes, is located between two most active earthquake zones in the world, is in the east-bound Pacific earthquake zone, is in the southern China, is in the European Asia earthquake zone, has a wide earthquake activity distribution range, and is one of multiple earthquake countries in the world. The existing fabricated building has poor seismic isolation and reduction capability, and when an earthquake occurs, the seismic energy between beams and columns cannot be consumed in time, so that the whole structure of the building is easily damaged or even destroyed.
Disclosure of Invention
An object of the utility model is to provide an assembled building subtract shock insulation system, its power consumption antidetonation is effectual, and simple structure, construction convenience.
The seismic isolation and reduction system of the fabricated building comprises fabricated beams, fabricated columns and a layer body, and also comprises filler walls, beam column nodes, inter-column nodes and locking and damping structures, wherein the filler walls are fixedly arranged in a beam column framework formed by the fabricated beams and the fabricated columns; the beam column node is arranged between the assembly beam and the assembly column; the inter-column node is arranged between the two assembling columns; the locking shock absorption structure is arranged between the assembly column and the layer body.
Furthermore, the filler wall comprises a filler, a rubber frame and brick-shaped rubber, the size of the filler is matched with that of the beam-column frame, a plurality of openings matched with the shape and size of the brick-shaped rubber are formed in the filler, the brick-shaped rubber is fixed in the openings, and the rubber frame is attached to the outer periphery of the filler.
Further, the filler is light bricks, masonry or plates.
Further, the beam-column joint comprises a beam end and a plurality of joint ends, each joint end comprises a first embedded part and a first connecting part which are integrally formed, the first embedded parts are embedded in the assembly columns, and a U-shaped groove with an upward opening is formed in each first connecting part; the beam end comprises a second embedded part and a second connecting part, the second embedded part is embedded in the assembly beam in advance, and a screw is arranged on the second connecting part corresponding to the U-shaped groove; the screw rod is inserted into the U-shaped groove from top to bottom and is fixed through a nut so as to connect the assembling column and the assembling beam.
Furthermore, the inter-column node comprises a first steel pipe, a second steel pipe, a positioning bolt and a connecting bolt; defining the assembly column positioned at the lower part as a lower assembly column and the assembly column positioned at the upper part as an upper assembly column; the lower end of the first steel pipe is embedded in the lower assembling column, the upper end of the first steel pipe is exposed out of the upper end surface of the lower assembling column to form a first connecting part, and a plurality of positioning bolts are vertically arranged on the outer peripheral side of the lower assembling column surrounding the first steel pipe; the upper end of the second steel pipe is embedded in the upper assembling column, the lower end of the second steel pipe is exposed out of the lower end surface of the upper assembling column to form a second connecting part, the lower end of the second connecting part extends outwards to form a horizontal supporting part, and a positioning hole matched with the positioning bolt is formed in the supporting part; the second connecting portion can be sleeved on the outer side of the first connecting portion, connecting holes are formed in the positions, corresponding to the first connecting portion and the second connecting portion, of the second connecting portion, and the connecting bolts penetrate through the connecting holes to connect the first steel pipe and the second steel pipe.
Furthermore, a plurality of shear keys are arranged on the outer peripheral surface of the part of the first steel pipe embedded into the lower assembling column and the outer peripheral surface of the part of the second steel pipe embedded into the upper assembling column.
Further, the locking and damping structure comprises an upper steel plate fixed on the lower end surface of the assembling column, a lower steel plate fixed on the upper end surface of the layer body, damping rubber and a plurality of locking pieces; the damping rubber is arranged between the upper steel plate and the lower steel plate which are oppositely arranged; the locking pieces are arranged on the outer peripheral sides of the upper steel plate and the lower steel plate, one end of each locking piece is used for being connected with the first layer body, and the other end of each locking piece is used for being connected with the second layer body.
Further, the latch includes a first screw, a second screw, and a collet nut connecting the first screw and the second screw, and rotation of the collet nut causes the first screw and the second screw to extend or retract.
Further, the first screw and the second screw are low-strength brittle screws.
The beneficial effects of the utility model reside in that: 1. the brick-shaped rubber and the rubber frame of the filler wall can deform during earthquake, so that the earthquake energy is absorbed, and the frame beam and the frame column are prevented from being extruded, thereby protecting the building structure.
2. The beam column node is equipped with node end and beam-ends to it is fixed through the nut, when suffering external force effects such as earthquake, mutual friction between nut, first connecting portion, the second connecting portion, but the energy dissipation reduces the harm to the house.
3. The joint between the columns is convenient to butt, the construction is simple, the construction efficiency can be effectively improved, the structure is simple, the cost is low, and the industrial production is convenient.
4. The locking damping structure is provided with damping rubber and is supported by the plurality of locking parts, the damping rubber does not play a role under normal conditions, and the structure has enough rigidity and does not influence the normal use of a building; when an earthquake with high intensity occurs, the locking piece is firstly broken due to the characteristic of low strength and brittleness of the locking piece, and the damping rubber enables the earthquake energy to be quickly dissipated, so that the building is prevented from collapsing.
Drawings
Fig. 1 is the utility model discloses a shock insulation system's of prefabricated building structure schematic diagram.
Fig. 2 is a schematic structural view of the filling wall of fig. 1.
Fig. 3 is a schematic structural view of a beam-column joint in fig. 1.
Fig. 4 is a schematic structural diagram of a node between pillars in fig. 1.
Fig. 5 is a schematic structural view of the latching shock-absorbing structure of fig. 1.
Detailed Description
The present invention will be described in detail with reference to the drawings, which are provided for illustrative and explanatory purposes only and should not be construed as limiting the scope of the present invention in any way. Furthermore, features from embodiments in this document and from different embodiments may be combined accordingly by a person skilled in the art from the description in this document.
As shown in fig. 1, in a preferred embodiment, the seismic isolation and reduction system of the prefabricated building of the present invention mainly includes an assembly beam 1, an assembly column 2, a layer body 3, a filler wall 4, a beam-column node 5, an inter-column node 6, and a locking damping structure 7. Wherein, the filler wall 4 is fixedly arranged in a beam column frame formed by the assembly beam 1 and the assembly column 2; the beam-column node 5 is arranged between the assembly beam 1 and the assembly column 2 and is used for connecting the assembly beam 1 and the assembly column 2; the inter-column node 6 is arranged between the two assembling columns 2 and is used for connecting the upper assembling column 2 with the lower assembling column 2; the locking shock absorption structure 7 is arranged between the assembling column 2 and the layer body 3 and used for connecting the assembling column 2 and the layer body 3.
As shown in fig. 2, the infill wall 4 includes infill 41, a rubber border 42, and brick rubber 43. The size of the filler 41 is matched with that of the beam-column frame, a plurality of openings 44 matched with the shape and size of the brick-shaped rubber 43 are arranged in the filler 41, the brick-shaped rubber 43 is fixed in the openings 44, and the rubber frame 42 is attached to the outer periphery of the filler 41. The filler 41 may be one of light weight brick, masonry, or plate. The infilled wall 4 has an energy absorption function, and when the infilled wall is subjected to an earthquake, the brick-shaped rubber 43 and the rubber frame 42 can deform to absorb the earthquake energy and avoid extruding the assembly beams 1 and the assembly columns 2, so that the building structure is protected.
As shown in fig. 3, beam-column node 5 includes a node end 51 and a beam end 52. The node end 51 is made of steel and includes a first embedded portion 53 and a first connecting portion 54 which are integrally formed. The first embedded part 53 is embedded in the assembly column 2, a plurality of shear keys 55 are arranged on the first embedded part 53, and the shear keys 55 can strengthen the occlusion force between the first embedded part 53 and the assembly column 2. The first connecting portion 54 extends out of the end face of the mounting post 2 facing the mounting beam 1, and a U-shaped groove 56 with an upward opening is formed in the first connecting portion 54.
The beam end 52 includes a second embedded portion 57 and a second connection portion 58. The second embedded part 57 is embedded in the assembly beam 1, a plurality of shear keys 55 are arranged on the second embedded part 57, and the shear keys 55 can strengthen the occlusion force between the second embedded part 57 and the assembly beam 1. The second connecting portion 58 extends out of the end face of the assembly beam 1 facing the assembly column 2, a screw 59 is welded to the second connecting portion 58 corresponding to the U-shaped groove 56, and a nut for fixing is arranged on the screw 59.
The beam-column node 5 is connected with the assembly beam 1 and the assembly column 2 through the node end 51 and the beam end 52, the node end 51 and the beam end 52 are fixed through nuts, when the external force such as earthquake is applied, the nuts, the first connecting portion 53 and the second connecting portion 57 rub against each other, energy can be dissipated, and damage to a house is reduced.
As shown in fig. 4, the inter-column node 6 includes a first steel pipe 61, a second steel pipe 62, a positioning bolt 63, and a connecting bolt 64. The first steel pipe 61 is hollow and tubular, the lower end of the first steel pipe is embedded in the lower assembling column, and the upper end of the first steel pipe 61 vertically extends out of the upper end face of the lower assembling column to form a first connecting part 65. A plurality of positioning bolts 63 are vertically embedded in the lower mounting column around the outer peripheral side of the first steel pipe 61, and the ends of the plurality of positioning bolts 63 protrude out of the upper end surface of the lower mounting column.
The second steel pipe 62 is hollow and tubular, the upper end of the second steel pipe is embedded in the upper assembling column, and the lower end of the second steel pipe 62 vertically extends out of the lower end face of the upper assembling column to form a second connecting part 66. The lower end of the second connecting portion 66 is formed with a supporting portion 67, the supporting portion 67 is annular and extends horizontally outwards from the outer peripheral surface of the second connecting portion 66, and the supporting portion 67 is provided with a positioning hole matched with the positioning bolt 63.
The outer diameter of the first connecting portion 65 matches the inner diameter of the second connecting portion 66, so that the second connecting portion 66 can be sleeved outside the first connecting portion 65. The first connection portion 65 and the second connection portion 66 are provided with connection holes at corresponding positions, and the connection bolt 64 passes through the connection holes to connect the first steel pipe 61 and the second steel pipe 62.
Referring to fig. 5, the locking damper structure 7 includes an upper steel plate 71, a lower steel plate 72, a damper rubber 73, and a plurality of locking members 74. Wherein, upper steel plate 71 and lower steel plate 72 set up relatively, and upper steel plate 71 passes through the bolt fastening at the lower terminal surface of erection column 2, and lower steel plate 72 passes through the bolt fastening at the up end of layer body 3, and yielding rubber 73 sets up between upper steel plate 71 and lower steel plate 72.
A latch 74 is provided on the outer peripheral side of the upper and lower steel plates 71, 72, the latch 74 including a first screw 75, a second screw 76, and a collet nut 77 connecting the first screw 75 and the second screw 76. Wherein, the first screw 75 is connected with the assembling post 2 by screw thread, and the second screw 76 is connected with the layer body 3 by screw thread, thereby forming the support. The opposite ends of the collet nut 77 are respectively provided with a forward thread and a reverse thread so that the first screw 75 and the second screw 76 can be simultaneously extended or shortened when the collet nut 77 is rotated. In this embodiment, the first screw 75 and the second screw 76 are preferably low-strength brittle screws.
The specific working principle of the locking damping structure 7 is as follows: the assembled column 2 and the layer body 3 are connected through the locking piece 74, low-strength cement is poured outside the damping structure, and the damping rubber 73 does not play a role under the conditions of low-intensity earthquake, typhoon and normal use, so that the structure has enough rigidity and does not influence the normal use of a building; when an earthquake with high intensity occurs, due to the characteristic of low strength and brittleness of the locking piece 74, the locking piece 74 is firstly broken, the damping rubber 73 enables earthquake energy to be quickly dissipated, node stress is relieved, and node toughness is improved, so that collapse of a building is avoided, and casualties are avoided.
While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the spirit and scope of the appended claims.
Claims (9)
1. The seismic isolation and reduction system of the fabricated building comprises fabricated beams, fabricated columns and a layer body, and is characterized by further comprising filler walls, beam column nodes, inter-column nodes and a locking and damping structure, wherein the filler walls are fixedly arranged in a beam column frame formed by the fabricated beams and the fabricated columns; the beam column node is arranged between the assembly beam and the assembly column; the inter-column node is arranged between the two assembling columns; the locking shock absorption structure is arranged between the assembly column and the layer body.
2. The system of claim 1, wherein the infill wall comprises a filler, a rubber frame and brick rubber, the filler has a size matched with the size of the beam-column frame, the filler is provided with a plurality of openings matched with the shape and size of the brick rubber, the brick rubber is fixed in the openings, and the rubber frame is attached to the outer periphery of the filler.
3. The system of claim 2, wherein the filler is lightweight bricks, masonry or plates.
4. The seismic isolation and reduction system of the fabricated building according to claim 1, wherein the beam-column joint comprises a beam end and a plurality of joint ends, each joint end comprises a first embedded part and a first connecting part which are integrally formed, the first embedded parts are embedded in the fabricated columns, and a U-shaped groove with an upward opening is formed in each first connecting part; the beam end comprises a second embedded part and a second connecting part, the second embedded part is embedded in the assembly beam in advance, and a screw is arranged on the second connecting part corresponding to the U-shaped groove; the screw rod is inserted into the U-shaped groove from top to bottom and is fixed through a nut so as to connect the assembling column and the assembling beam.
5. The seismic mitigation and isolation system of an assembly type structure according to claim 1, wherein the inter-column node comprises a first steel pipe, a second steel pipe, a positioning bolt, and a connecting bolt; defining the assembly column positioned at the lower part as a lower assembly column and the assembly column positioned at the upper part as an upper assembly column; the lower end of the first steel pipe is embedded in the lower assembling column, the upper end of the first steel pipe is exposed out of the upper end surface of the lower assembling column to form a first connecting part, and a plurality of positioning bolts are vertically arranged on the outer peripheral side of the lower assembling column surrounding the first steel pipe; the upper end of the second steel pipe is embedded in the upper assembling column, the lower end of the second steel pipe is exposed out of the lower end surface of the upper assembling column to form a second connecting part, the lower end of the second connecting part extends outwards to form a horizontal supporting part, and a positioning hole matched with the positioning bolt is formed in the supporting part; the second connecting portion can be sleeved on the outer side of the first connecting portion, connecting holes are formed in the positions, corresponding to the first connecting portion and the second connecting portion, of the second connecting portion, and the connecting bolts penetrate through the connecting holes to connect the first steel pipe and the second steel pipe.
6. The seismic isolation and reduction system of claim 5, wherein the outer circumferential surface of the portion of the first steel pipe embedded in the lower mounting column and the outer circumferential surface of the portion of the second steel pipe embedded in the upper mounting column are provided with a plurality of shear keys.
7. The seismic isolation and reduction system of a fabricated building according to claim 1, wherein the locking shock-absorbing structure comprises an upper steel plate fixed to a lower end surface of the mounting post, a lower steel plate fixed to an upper end surface of the layer body, a shock-absorbing rubber, and a plurality of locking members; the damping rubber is arranged between the upper steel plate and the lower steel plate which are oppositely arranged; the locking pieces are arranged on the outer peripheral sides of the upper steel plate and the lower steel plate, one end of each locking piece is used for being connected with the first layer body, and the other end of each locking piece is used for being connected with the second layer body.
8. The system of claim 7, wherein the locking member comprises a first screw, a second screw, and a collet nut connecting the first screw and the second screw, and wherein the collet nut is rotated to extend or retract the first screw and the second screw.
9. The system of claim 8, wherein the first and second screws are low-strength brittle screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821646854.7U CN210947953U (en) | 2018-10-11 | 2018-10-11 | Seismic isolation and reduction system of fabricated building |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821646854.7U CN210947953U (en) | 2018-10-11 | 2018-10-11 | Seismic isolation and reduction system of fabricated building |
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| Publication Number | Publication Date |
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| CN210947953U true CN210947953U (en) | 2020-07-07 |
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| CN201821646854.7U Active CN210947953U (en) | 2018-10-11 | 2018-10-11 | Seismic isolation and reduction system of fabricated building |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113216727A (en) * | 2021-05-12 | 2021-08-06 | 上海大学 | Assembled concrete frame building shock-absorbing structure system |
| CN113482037A (en) * | 2021-08-03 | 2021-10-08 | 上海市城市建设设计研究总院（集团）有限公司 | Subway station damping beam column node with high durability and construction method thereof |
| CN115341672A (en) * | 2021-05-12 | 2022-11-15 | 上海大学 | Assembled frame shock insulation structure |
-
2018
- 2018-10-11 CN CN201821646854.7U patent/CN210947953U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113216727A (en) * | 2021-05-12 | 2021-08-06 | 上海大学 | Assembled concrete frame building shock-absorbing structure system |
| CN115341672A (en) * | 2021-05-12 | 2022-11-15 | 上海大学 | Assembled frame shock insulation structure |
| CN113482037A (en) * | 2021-08-03 | 2021-10-08 | 上海市城市建设设计研究总院（集团）有限公司 | Subway station damping beam column node with high durability and construction method thereof |
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Effective date of registration: 20211022 Address after: 516055 No. 21, floor 2, building 27, hailun Huxi garden, No. 15, Tongfu Road, Shuikou sub district office, Huicheng District, Huizhou City, Guangdong Province Patentee after: Guangdong urban resources development and utilization Co.,Ltd. Address before: 516001 No.46 Yanda Avenue, Huicheng District, Huizhou City, Guangdong Province Patentee before: HUIZHOU University |
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Effective date of registration: 20230506 Address after: No.05, 16th Floor, Wuxing Building, No. 7 Yanda Avenue, Henan'an, Huizhou City, Guangdong Province, 516000 Patentee after: Huizhou Ruihua Technology Co.,Ltd. Address before: 516055 No. 21, floor 2, building 27, hailun Huxi garden, No. 15, Tongfu Road, Shuikou sub district office, Huicheng District, Huizhou City, Guangdong Province Patentee before: Guangdong urban resources development and utilization Co.,Ltd. |
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Effective date of registration: 20230704 Address after: 516000 No. 21, Floor 2, Building 27, Hailun Lake Creek Garden, No. 15, Tongfu Road, Shuikou Subdistricts of China, Huicheng District, Huizhou, Guangdong Province Patentee after: Guangdong urban resources development and utilization Co.,Ltd. Address before: No.05, 16th Floor, Wuxing Building, No. 7 Yanda Avenue, Henan'an, Huizhou City, Guangdong Province, 516000 Patentee before: Huizhou Ruihua Technology Co.,Ltd. |
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