CN109403467B - Prefabricated fasteners for prefabricated buildings and their applications - Google Patents
Prefabricated fasteners for prefabricated buildings and their applications Download PDFInfo
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- CN109403467B CN109403467B CN201811291487.8A CN201811291487A CN109403467B CN 109403467 B CN109403467 B CN 109403467B CN 201811291487 A CN201811291487 A CN 201811291487A CN 109403467 B CN109403467 B CN 109403467B
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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
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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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Abstract
本发明公开了一种装配式建筑预制卡扣件及其应用，包括第一卡扣件1、第二卡扣件2、第三卡扣件3、第四卡扣件4；其中，第一卡扣件1为1条槽钢，呈“一”型；第二卡扣件2为2条槽钢，由槽钢21和槽钢22组成，呈“L”型；第三卡扣件3为2条槽钢，由槽钢31和槽钢32组成，呈“T”型；第四卡扣件4为2条槽钢，由槽钢41和槽钢42组成，呈“+”型。卡扣件用于装配式建筑的预制柱和预制梁之间的连接，具有安装简便、牢固、便于施工、抗震性好等的特点。
The invention discloses an assembled building prefabricated fastener and its application, which includes a first fastener 1, a second fastener 2, a third fastener 3, and a fourth fastener 4; wherein, the first fastener The fastener 1 is a channel steel, in the shape of "one"; the second fastener 2 is a channel steel, composed of channel steel 21 and channel steel 22, in the shape of "L"; the third fastener 3 They are two channel steels, composed of channel steel 31 and channel steel 32, in a "T"shape; the fourth fastener 4 is two channel steels, composed of channel steel 41 and channel steel 42, in a "+" shape. Clamps are used for the connection between prefabricated columns and prefabricated beams in prefabricated buildings. They have the characteristics of simple installation, firmness, convenient construction, and good earthquake resistance.
Description
[ field of technology ]
The invention belongs to the technical field of assembly type buildings, and particularly relates to an assembly type building prefabricated buckle piece and application thereof.
[ background Art ]
The fabricated building is a structure in which components are prefabricated in a factory or a construction site, and the scattered prefabricated components are connected into a whole by mechanical hoisting and a certain connecting means. The assembled building can effectively save resources and energy sources, reduce adverse effects of site construction on fields and environments, and shorten construction period, so that the assembled building is increasingly widely applied.
In order to enable the structure to exert the whole stress performance, the components are required to be connected through the nodes so as to be stressed together under the action of load. Because of the complex stress mechanism of the building structure, the nodes in the structure are often not in a single stress state, which requires the nodes to have enough strength and rigidity, can ensure that the nodes are deformed as little as possible and can bear and transmit complex internal forces such as tensile pressure, bending moment, shearing force, torque and the like. Therefore, the inventor designs an assembled building prefabricated buckle part and application thereof, and the assembled building prefabricated buckle part has the advantages of convenience in installation, firmness, convenience in construction and the like.
[ invention ]
The invention provides an assembled building prefabricated buckle part and application thereof, and has the advantages of convenience in installation, firmness, convenience in construction and the like.
In order to solve the technical problems, the invention adopts the following technical scheme:
the prefabricated fastener for the assembled building is formed by prefabricating channel steel and comprises a first fastener (1), a second fastener (2), a third fastener (3) and a fourth fastener (4); the first clamping piece (1) is 1 channel steel and is in a 'one' shape; the second clamping piece (2) is 2 channel steel and consists of a first channel steel (21) and a second channel steel (22) which are L-shaped; the third fastening piece (3) is 2 channel steel and consists of a third channel steel (31) and a fourth channel steel (32) and is in a T shape; the fourth fastening piece (4) is 2 channel steels and consists of a fifth channel steel (41) and a sixth channel steel (42) and is in a "+" shape.
A first notch (23) is formed in one side of one end of a first channel steel (21) in the second clamping piece (2), the second channel steel (22) is inserted close to the edge of the first notch (23), and when the clamping piece is used, a bolt or a rivet is used for fixing the top overlapping part of the first channel steel (21) and the second channel steel (22); a second notch (33) is formed in the middle of one side of a third channel steel (31) in the third clamping piece (3), a fourth channel steel (32) is inserted close to the edge of the second notch (33), and when the novel steel clip is used, a bolt or a rivet is used for fixing the overlapped part of the tops of the third channel steel (31) and the fourth channel steel (32); a third notch (43) is formed in the middle of two sides of a fifth channel steel (41) in the fourth clamping piece, the sixth channel steel (42) is inserted close to the edge of the third notch (43), and when the clamping piece is used, a bolt or a rivet is used for fixing the overlapped part of the tops of the fifth channel steel (41) and the sixth channel steel (42).
The grooves of the 2 channel steels forming the second clamping piece (2), the third clamping piece (3) and the fourth clamping piece (4) are in the same direction.
The fastener is applied to the assembled building, in particular to the connection between a prefabricated column and a beam.
The prefabricated column is provided with a groove, and the height of the groove is the same as that of the prefabricated column: 2 grooves are formed in the first prefabricated column (1010) and are opposite in direction, and the first prefabricated column is shaped like a Chinese character 'zhi'; 2 grooves are formed in the second prefabricated column (2010) and are vertical in direction, and the second prefabricated column is L-shaped; 3 grooves are formed in the third prefabricated column (3010), the directions of the grooves are 2 opposite to each other, and the grooves are vertical to the directions of the other grooves, so that the third prefabricated column is in a T shape; the fourth prefabricated column (4010) is provided with 4 grooves, the directions of the grooves are respectively 2 grooves with opposite directions, and the directions of the 2 grooves are opposite, and then the grooves are mutually perpendicular to each other to form a "+".
And channel steel is fixed in each groove of the prefabricated column.
And the groove direction of the channel steel fixed in the precast column is the same as the groove direction of the precast column.
And the height of the channel steel fixed in the prefabricated column is the same as that of the prefabricated column.
The application is that the bearing platform (101) is poured by cement, wherein the cement is internally provided with a vertically placed reinforcing steel bar (102), and the reinforcing steel bar (102) is higher than the bearing platform (101); placing a steel plate (103) on the bearing platform (101), wherein holes are formed in the positions, corresponding to the steel bars (102), of the steel plate (103) so that the steel bars (102) penetrate through the steel plate (103), and the steel bars (102) are welded and fixed with the steel plate (103); a first clamping piece A (1) is placed at a projection position of the bearing platform (101) on the steel plate (103), and the first clamping piece A (1) is welded and fixed with the steel plate (103); a first channel steel (111) and a second channel steel (112) are respectively fixed in the grooves on two sides of the first prefabricated column (1010); one end of the first prefabricated column (1010) is inserted into a first hole (114) at the top of the first buckle part A (1), and then fixed by using a rivet or a bolt; a second hole (108) is formed in the other end of the first prefabricated column (1010), and a third hole (107) and a fourth hole (109) are formed in the first channel steel (111) and the second channel steel (112) which are corresponding to the second hole (108); one end of the first clamping piece A (1) is buckled with a first beam (104), the other end is buckled with a second beam (105), and then the first clamping piece A is fixed by using a rivet or a bolt; the first fastener B (12) passes through the first hole (108) on the first prefabricated column (1010) and then is fixed by using a rivet or a bolt; one end of the first clamping piece B (12) is buckled with a third beam (115), the other end is buckled with a fourth beam (16), and then the first clamping piece B is fixed by using a rivet or a bolt.
The first buckling piece A (1) and the first buckling piece B (12) are both two specifications of the first buckling piece (1), the first buckling piece A (1) is used for connecting a ground beam and a prefabricated column, and the first buckling piece B (12) is used for connecting a layer beam and the prefabricated column. Similarly, the second fastening piece (2), the third fastening piece (3) and the fourth fastening piece (4) are respectively used for the connection between the ground beam and the prefabricated column and the connection between the layer beam and the prefabricated column.
The first clamping piece (1) is used for a first prefabricated column (1010), the second clamping piece (2) is used for a second prefabricated column (2010), the third clamping piece (3) is used for a third prefabricated column (3010), and the fourth clamping piece (4) is used for a fourth prefabricated column (4010); namely, when two walls of the building are positioned on the same horizontal plane, a first clamping piece (1) and a first prefabricated column (1010) are used; when two walls of the building are mutually vertical, a second clamping piece (2) and a second prefabricated column (2010) are used; a third fastener (3) and a third prefabricated column (3010) are used for the three-sided wall body of the building; the fourth fastener (4) and the fourth prefabricated column (4010) are used when the four-sided wall is built.
After the first clamping piece (1) is arranged on the first prefabricated column (1010), I-beams are respectively buckled at two ends of the first clamping piece (1); after the second buckling piece (2) is installed on the second prefabricated column (2010), I-beams are buckled at three ends of the second buckling piece (2) respectively; after the third clamping piece (3) is arranged on the third prefabricated column (3010), I-beams are respectively buckled at three ends of the third clamping piece (3); after the fourth fastening piece (4) is installed on the fourth prefabricated column (4010), I-beams are fastened at the four ends of the fourth fastening piece (4) respectively.
The invention has the advantages that: the use of 4 kinds of prefabricated fastener and each fastener all have 2 kinds of specifications, be used for respectively with the connection of prefabricated post between floor beam and the layer roof beam, have simple to operate, firm, be convenient for construction, characteristics that shock resistance is good, can resist 9 grades of earthquakes.
[ description of the drawings ]
Fig. 1 is a schematic structural view of a first fastener a.
Fig. 2 is a schematic structural view of the first fastening member B.
Fig. 3 is a schematic structural view of the second fastener.
Fig. 4 is a schematic structural view of a second fastener component.
Fig. 5 is a schematic structural view of the second fastener installed on the prefabricated column.
Fig. 6 is a schematic structural view of a third fastener.
Fig. 7 is a schematic structural view of a third fastener component.
Fig. 8 is a schematic structural view of the third fastener installed on the prefabricated column.
Fig. 9 is a schematic structural view of a fourth fastener.
Fig. 10 is a schematic structural view of a fourth fastener component.
Fig. 11 is a schematic structural view of the fourth fastener installed on the prefabricated column.
Fig. 12 is a schematic structural view of the present invention.
Fig. 13 is a cross-sectional view of the present invention for cutting the first clip member a, the column, the second clip member B, the third beam and the fourth beam portions.
Fig. 14 is a cutaway view of a platform.
Fig. 15 is a vertical distribution diagram of the bearing platform, the steel plate and the first fastener.
Fig. 16 is a schematic view of a prefabricated column connected to a first fastener.
Fig. 17 is a schematic view of the structure of the first channel steel and the second channel steel.
[ detailed description ] of the invention
For a better understanding of the present invention, reference is made to the following examples, which are included within the scope of the present invention, but are not to be construed as limiting the scope of the present invention.
Example 1
The prefabricated fastener for the assembled building is prefabricated by channel steel and comprises a first fastener 1, a second fastener 2, a third fastener 3 and a fourth fastener 4; the first clamping piece 1 is 1 channel steel and is in a shape of one; the second clamping piece 2 is 2 channel steel and consists of a first channel steel 21 and a second channel steel 22, and is L-shaped; the third fastening piece 3 is 2 channel steel and consists of a third channel steel 31 and a fourth channel steel 32, and is T-shaped; the fourth fastening piece 4 is 2 channel steels, and consists of a fifth channel steel 41 and a sixth channel steel 42, and is in a "+" shape.
A first notch 23 is formed in one side of one end of the first channel steel 21 in the second clamping piece 2, the second channel steel 22 is inserted close to the edge of the first notch 23, and when in use, rivets are used for fixing the top overlapping parts of the first channel steel 21 and the second channel steel 22; a second notch 33 is formed in the middle of one side of the third channel steel 31 in the third clamping piece 3, the fourth channel steel 32 is inserted close to the edge of the second notch 33, and when in use, rivets are used for fixing the overlapped parts of the tops of the third channel steel 31 and the fourth channel steel 32; the third notch 43 is arranged in the middle of two sides of the fifth channel steel 41 in the fourth clamping piece, the sixth channel steel 42 is inserted close to the edge of the third notch 43, and when in use, rivets are used for fixing the overlapped parts of the tops of the channel steel 41 and the sixth channel steel 42.
The grooves of 2 channel steels forming the second clamping piece 2, the third clamping piece 3 and the fourth clamping piece 4 are in the same direction.
The fastener is applied to the assembled building, in particular to the connection between the prefabricated column and the beam.
The prefabricated column is provided with a groove, and the height of the groove is the same as that of the prefabricated column: the first prefabricated column 1010 has 2 grooves with opposite directions, and is "-" shaped; the second prefabricated column 2010 is provided with 2 grooves, the directions of the grooves are vertical, and the second prefabricated column is L-shaped; 3 grooves are formed in the third prefabricated column 3010, the directions of the grooves are 2 opposite to each other and are vertical to the directions of the other grooves, and the third prefabricated column 3010 is in a T shape; the fourth prefabricated pillar 4010 has 4 grooves, and the directions of the grooves are respectively 2 grooves with opposite directions, and the directions of the 2 grooves are opposite, and then the grooves are mutually perpendicular to each other to form a "+".
And channel steel is fixed in each groove of the prefabricated column.
The groove direction of the channel steel fixed in the precast column is the same as the groove direction of the precast column.
The height of the channel steel fixed in the prefabricated column is the same as that of the prefabricated column.
The concrete is poured into the bearing platform 101, wherein the vertically placed steel bars 102 are arranged in the concrete, and the steel bars 102 are higher than the bearing platform 101; placing a steel plate 103 on the bearing platform 101, wherein the steel plate 103 is provided with holes at positions corresponding to the steel bars 102 so that the steel bars 102 penetrate through the steel plate 103, and the steel bars 102 are welded and fixed with the steel plate 103; the bearing platform 101 is provided with a first clamping piece A1 at a projection position on the steel plate 103, and the first clamping piece A1 is welded and fixed with the steel plate 103; the grooves on two sides of the first prefabricated column 1010 are respectively internally fixed with a first channel steel 111 and a second channel steel 112; one end of the first prefabricated column 1010 is inserted into the first hole 114 at the top of the first fastening piece A1 and then fixed by using a rivet or a bolt; a second hole 108 is formed in the other end of the first prefabricated column 1010, and a third hole 107 and a fourth hole 109 are formed in the first channel steel 111 and the second channel steel 112 which correspond to the second hole 108; one end of the first buckling piece A1 is buckled with a first beam 104, the other end is buckled with a second beam 105, and then the first buckling piece A1 is fixed by using a rivet or a bolt; the first fastening member B12 passes through the first hole 108 of the first prefabricated pillar 1010 and is then fixed by using a rivet or a bolt; one end of the first fastening member B12 is fastened to the third beam 115, and the other end is fastened to the fourth beam 16, and then fastened using rivets or bolts.
The first buckling piece A1 and the first buckling piece B12 are of two specifications of the first buckling piece 1, the first buckling piece A1 is used for connecting a floor beam and a prefabricated column, and the first buckling piece B12 is used for connecting a layer beam and the prefabricated column. Similarly, the second fastening component 2, the third fastening component 3 and the fourth fastening component 4 are also divided into two types of specifications for connection between the ground beam and the prefabricated column and connection between the layer beam and the prefabricated column.
The first fastening device 1 and the first prefabricated column 1010 are replaced by a second fastening device 2 and a second prefabricated column 2010 or a third fastening device 3 and a third prefabricated column 3010 or a fourth fastening device 4 and a fourth prefabricated column 4010, namely the first fastening device 1 and the first prefabricated column 1010 are used when two walls of a building are positioned on the same horizontal plane; the second fastening piece 2 and the second prefabricated column 2010 are used when the two walls of the building are mutually vertical; the third fastening piece 3 and the third prefabricated column 3010 are used for the three-sided wall body of the building; the fourth fastener 4 and the fourth prefabricated post 4010 are used when the four-sided wall is constructed.
Working principle: after the buckling pieces are arranged on the prefabricated columns, beams are buckled at each end of the buckling pieces, so that the functions of reinforcing the beams and the columns and reinforcing the bearing performance of the beams are achieved; the channel steel is additionally arranged in the column, so that the bearing effect of the column is better enhanced, and the connection effect between the columns is realized.
Example 2
The prefabricated fastener for the assembled building is prefabricated by channel steel and comprises a first fastener 1, a second fastener 2, a third fastener 3 and a fourth fastener 4; the first clamping piece 1 is 1 channel steel and is in a shape of one; the second clamping piece 2 is 2 channel steel and consists of a first channel steel 21 and a second channel steel 22, and is L-shaped; the third fastening piece 3 is 2 channel steel and consists of a third channel steel 31 and a fourth channel steel 32, and is T-shaped; the fourth fastening piece 4 is 2 channel steels, and consists of a fifth channel steel 41 and a sixth channel steel 42, and is in a "+" shape.
A first notch 23 is formed in one side of one end of the first channel steel 21 in the second clamping piece 2, the second channel steel 22 is inserted close to the edge of the first notch 23, and when in use, a bolt is used for fixing the top overlapping part of the first channel steel 21 and the second channel steel 22; a second notch 33 is formed in the middle of one side of the third channel steel 31 in the third clamping piece 3, the fourth channel steel 32 is inserted close to the edge of the second notch 33, and when in use, a bolt is used for fixing the overlapped part of the tops of the third channel steel 31 and the fourth channel steel 32; the third notch 43 is arranged in the middle of two sides of the fifth channel steel 41 in the fourth clamping piece, the sixth channel steel 42 is inserted tightly against the edge of the third notch 43, and when in use, the bolt is used for fixing at the superposition part of the tops of the fifth channel steel 41 and the sixth channel steel 42.
The grooves of 2 channel steels forming the second clamping piece 2, the third clamping piece 3 and the fourth clamping piece 4 are in the same direction.
The fastener is applied to the assembled building, in particular to the connection between the prefabricated column and the beam.
The prefabricated column is provided with a groove, and the height of the groove is the same as that of the prefabricated column: the first prefabricated column 1010 has 2 grooves with opposite directions, and is "-" shaped; the second prefabricated column 2010 is provided with 2 grooves, the directions of the grooves are vertical, and the second prefabricated column is L-shaped; 3 grooves are formed in the third prefabricated column 3010, the directions of the grooves are 2 opposite to each other and are vertical to the directions of the other grooves, and the third prefabricated column 3010 is in a T shape; the fourth prefabricated pillar 4010 has 4 grooves, and the directions of the grooves are respectively 2 grooves with opposite directions, and the directions of the 2 grooves are opposite, and then the grooves are mutually perpendicular to each other to form a "+".
And channel steel is fixed in each groove of the prefabricated column.
The groove direction of the channel steel fixed in the precast column is the same as the groove direction of the precast column.
The height of the channel steel fixed in the prefabricated column is the same as that of the prefabricated column.
The concrete is poured into the bearing platform 101, wherein the vertically placed steel bars 102 are arranged in the concrete, and the steel bars 102 are higher than the bearing platform 101; placing a steel plate 103 on the bearing platform 101, wherein the steel plate 103 is provided with holes at positions corresponding to the steel bars 102 so that the steel bars 102 penetrate through the steel plate 103, and the steel bars 102 are welded and fixed with the steel plate 103; the bearing platform 101 is provided with a first clamping piece A1 at a projection position on the steel plate 103, and the first clamping piece A1 is welded and fixed with the steel plate 103; the grooves on two sides of the first prefabricated column 1010 are respectively internally fixed with a first channel steel 111 and a second channel steel 112; one end of the first prefabricated column 1010 is inserted into the first hole 114 at the top of the first fastening piece A1 and then fixed by using a rivet or a bolt; a second hole 108 is formed in the other end of the first prefabricated column 1010, and a third hole 107 and a fourth hole 109 are formed in the first channel steel 111 and the second channel steel 112 which correspond to the second hole 108; one end of the first buckling piece A1 is buckled with a first beam 104, the other end is buckled with a second beam 105, and then the first buckling piece A1 is fixed by using a rivet or a bolt; the first fastening member B12 passes through the first hole 108 of the first prefabricated pillar 1010 and is then fixed by using a rivet or a bolt; one end of the first fastening member B12 is fastened to the third beam 115, and the other end is fastened to the fourth beam 16, and then fastened using rivets or bolts.
The first buckling piece A1 and the first buckling piece B12 are of two specifications of the first buckling piece 1, the first buckling piece A1 is used for connecting a floor beam and a prefabricated column, and the first buckling piece B12 is used for connecting a layer beam and the prefabricated column. Similarly, the second fastening component 2, the third fastening component 3 and the fourth fastening component 4 are also divided into two types of specifications for connection between the ground beam and the prefabricated column and connection between the layer beam and the prefabricated column.
The first fastening device 1 and the first prefabricated column 1010 are replaced by a second fastening device 2 and a second prefabricated column 2010 or a third fastening device 3 and a third prefabricated column 3010 or a fourth fastening device 4 and a fourth prefabricated column 4010, namely the first fastening device 1 and the first prefabricated column 1010 are used when two walls of a building are positioned on the same horizontal plane; the second fastening piece 2 and the second prefabricated column 2010 are used when the two walls of the building are mutually vertical; the third fastening piece 3 and the third prefabricated column 3010 are used for the three-sided wall body of the building; the fourth fastener 4 and the fourth prefabricated post 4010 are used when the four-sided wall is constructed.
Working principle: after the buckling pieces are arranged on the prefabricated columns, beams are buckled at each end of the buckling pieces, so that the functions of reinforcing the beams and the columns and reinforcing the bearing performance of the beams are achieved; the channel steel is additionally arranged in the column, so that the bearing effect of the column is better enhanced, and the connection effect between the columns is realized.
Claims (6)
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| CN201811291487.8A CN109403467B (en) | 2018-10-31 | 2018-10-31 | Prefabricated fasteners for prefabricated buildings and their applications |
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| CN110130491B (en) * | 2019-04-18 | 2021-03-30 | 清华大学 | Aluminum alloy beam column joint connected by channel steel reinforced ring groove rivet |
| CN110863609B (en) * | 2019-11-20 | 2021-11-30 | 河北水利电力学院 | Latch hook connected H-shaped steel and channel steel assembled cross-shaped special-shaped column |
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| CN205171690U (en) * | 2015-10-29 | 2016-04-20 | 常州市规划设计院 | Roof beam and capital articulation node among prefabricated assembly type structure |
| CN105696817A (en) * | 2016-02-18 | 2016-06-22 | 东南大学 | Multilayer cold-formed steel integrally prefabricated house and splicing method thereof |
| CN105544742A (en) * | 2016-02-22 | 2016-05-04 | 华北理工大学 | Side column node connection structure of fabricated circular steel tube concrete special-shaped column and construction method of side column node connection structure |
| CN206157897U (en) * | 2016-10-27 | 2017-05-10 | 浙江鑫润工程管理有限公司 | Assembled steel construction of high -rise structure system |
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