CN220058300U - A frame component connection structure for prefabricated buildings - Google Patents

Abstract

The utility model discloses a frame member connection structure for an assembled building, which comprises a connection structure of prefabricated columns and prefabricated beams, wherein the connection structure of the prefabricated columns and the prefabricated beams comprises a prefabricated upper column, a prefabricated lower column and a connecting piece; the prefabricated upper column and the prefabricated lower column are connected at the end parts through connecting pieces and are connected into a whole through pouring concrete at the connecting parts; the connection structure of the precast column and the precast beam comprises precast column beam joints, precast beams and connecting pieces; the precast column beam nodes are connected with the precast beams at the end parts through connecting pieces, and are connected into a whole through pouring concrete at the connecting parts. The frame members are connected through the connecting pieces, concrete is poured at the connecting positions to form a whole, and the structural integrity is good; the framework member is reserved with a lattice framework without a concrete layer as a connecting end point to be connected with the connecting piece, so that the framework member has good stress performance, has a certain bearing capacity after connection, can bear construction load, and has high construction speed.

Description

A frame component connection structure for prefabricated buildings

Technical field

The utility model relates to the technical field of prefabricated building structures, and in particular to a frame component connection structure for prefabricated buildings.

Background technique

In recent years, the country has vigorously promoted the industrialization of housing, that is, producing residential components in an industrial manner and then assembling them at the construction site, while implementing the integration of full residential decoration. The long-term goal of housing industrialization is to mass-produce housing through industrialization and socialized mass production, shorten the construction cycle, improve the labor productivity of housing production, and improve the economic benefits of the entire industry and enterprises on the basis of improving labor productivity.

The prefabricated frame structure has the advantages of high stiffness, high load-bearing capacity, good integrity, fast construction speed, and saves materials and labor. It is one of the effective ways to realize the industrialization of housing. The basic idea of the prefabricated frame structure is to divide the frame structure into columns, beams and other components. After the columns, beams and other components are prefabricated in the prefabricated component factory, they are then transported to the construction site for installation and connection to form a prefabricated frame structure.

When precast columns, precast beams and other components form a frame structure, the performance of the connection nodes between precast columns and precast beams, and the connection nodes between precast columns and precast beams directly affects the overall performance of the structure. Therefore, it is necessary to design a frame member connection structure so that the connection nodes between the members have good mechanical properties and are easy to construct.

Utility model content

The technical problem to be solved by the utility model is to provide a frame component connection structure for prefabricated buildings, which has a simple structure, reasonable stress, high construction efficiency and low construction cost.

The technical solution adopted by this utility model to solve the above technical problems is to provide a frame component connection structure for prefabricated buildings, including a connection structure between prefabricated columns and a connection structure between prefabricated columns and prefabricated beams. The connection structure between the column and the prefabricated column includes a prefabricated upper column, a prefabricated lower column and a connecting piece; the prefabricated upper column and the precast lower column are connected at the ends through the connecting piece, and are connected as a whole by pouring concrete at the connection. ; The connection structure of the prefabricated columns and prefabricated beams includes prefabricated column and beam nodes, prefabricated beams and connectors; the prefabricated column beam nodes and the prefabricated beams are connected at the ends through the connectors, and are connected by pouring concrete at the connection for the whole.

Further, the prefabricated upper column and the prefabricated lower column both include a column lattice frame and a concrete layer poured on the column lattice frame; the ends of the prefabricated upper column and the prefabricated lower column are precast. A section of the column lattice frame that is not covered with concrete layer is left as the column connection end point; the prefabricated upper column and the prefabricated lower column are connected by the connector connecting the column connection end point, and the column connection end point is Concrete is poured into the connection between the connecting end point and the connecting piece, so that the prefabricated upper column and the prefabricated lower column are connected as a whole.

Further, the prefabricated column-beam joints include a column-beam joint lattice frame and a concrete layer poured on the column-beam joint lattice frame; the column-beam joint lattice frame includes a column-joint skeleton and a concrete layer fixed on the column-beam joint lattice frame. The beam node skeleton on the side of the column node skeleton. The column node skeleton reserves a section of the column node skeleton that is not covered with concrete layer as the column connection end point. The beam node skeleton reserves a section of the beam node skeleton that is not covered with concrete layer. As the beam connection end point; the prefabricated beam includes a beam lattice frame and a concrete layer poured on the beam lattice frame; a section of the beam lattice frame that is not covered with a concrete layer is reserved at the end of the precast beam as the beam connection end point; The prefabricated column-beam node and the prefabricated beam are connected through the connector connecting the beam connection end point, and concrete is poured at the connection between the beam connection end point and the connector, so that the prefabricated column-beam node Connected to the prefabricated beam as a whole.

Further, the connecting piece includes a connecting plate, and the connecting plate includes angle steel, C-shaped steel, square steel pipe or end plate; the connecting plate is connected with the prefabricated upper column, the prefabricated lower column, and the prefabricated column and beam nodes. And the connection method of the prefabricated beams includes bolted connection, welded connection or bolted welding hybrid connection.

Further, the column lattice structure frame includes longitudinal steel frames and trim materials connecting the longitudinal steel frames.

Further, both the column node frame and the beam node frame include longitudinal steel frames and cladding materials connecting the longitudinal steel frames; the column node frame and the beam node frame are connected through fixings; the beam lattice frame includes Longitudinal steel frames and fittings connecting longitudinal steel frames.

Further, the longitudinal steel frame includes angle steel or channel steel, and the patchwork material includes patchwork plates, patchwork bars or stirrups; the connection method between the longitudinal steel frame and the patchwork material includes bolt connection, welding connection or bolt welding. Hybrid connection.

Further, the fixing member includes a fixing plate, and the fixing plate includes a steel plate, T-shaped steel, C-shaped steel or square steel pipe; the connection between the fixing plate and the column node frame and the beam node frame includes bolt connection, Welded connections or bolted hybrid connections.

Further, the prefabricated upper columns, the prefabricated lower columns, the prefabricated column-beam nodes and the prefabricated beams are all factory prefabricated parts.

Compared with the prior art, the utility model has the following beneficial effects: the utility model provides a frame component connection structure for prefabricated buildings. The frame components are connected through connectors and concrete is poured at the joints to form a whole. The connection structure is simple. The structural integrity is good; the frame members reserve a lattice skeleton that is not covered with concrete layers as the connection end points and are connected to the connectors. The force transmission is clear, the force-bearing performance is good, the installation accuracy is high, and it has a certain load-bearing capacity after the connection. Bearing the construction load, subsequent construction can be carried out without waiting for the post-poured concrete to harden. The construction speed is fast and the construction is convenient; the frame components can be standardized, the on-site workload is small, and the connection is reliable.

Description of the drawings

Figure 1 is a schematic diagram of the connection structure between prefabricated columns and prefabricated columns in Embodiment 1 of the present utility model;

Figure 2 is a schematic diagram of the connection between prefabricated columns and prefabricated columns when the connecting member is angle steel in Embodiment 1 of the present invention;

Figure 3 is a schematic diagram of the connection structure of prefabricated column-beam nodes and prefabricated beams in Embodiment 6 of the present invention;

Figure 4 is a schematic diagram of the connection between the prefabricated column-beam node and the prefabricated beam when the connecting member is an angle steel in Embodiment 6 of the present invention;

Figure 5 is a schematic diagram of the connection between prefabricated columns and prefabricated columns when the connecting member is C-shaped steel in Embodiment 2 of the present utility model;

Figure 6 is a schematic diagram of the connection between prefabricated columns and prefabricated columns when the connecting member is a square steel pipe in Embodiment 3 of the present invention;

Figure 7 is a schematic diagram of the connection between prefabricated columns and prefabricated columns when the connectors in Embodiment 4 of the present invention are multiple end plates;

Figure 8 shows the connection between prefabricated columns and prefabricated columns when the connector is an integral end plate in Embodiment 5 of the present invention;

Figure 9 is a schematic diagram of the connection between the prefabricated column-beam node and the prefabricated beam when the connector in Embodiment 7 of the present invention is C-shaped steel;

Figure 10 is a schematic diagram of the connection between the prefabricated column-beam node and the prefabricated beam when the connector in Embodiment 8 of the present invention is a square steel pipe;

Figure 11 is a schematic diagram of the connection between prefabricated column-beam nodes and prefabricated beams when the connectors in Embodiment 9 of the present invention are multiple end plates;

Figure 12 is a schematic diagram of the connection between prefabricated column-beam nodes and prefabricated beams when the connectors are multiple end plates in Embodiment 10 of the present invention.

In the picture:

1. Precast upper columns; 2. Precast lower columns; 3. Connectors; 4. Concrete; 5. Precast column-beam nodes; 7. Precast beams; 8. Bolts; 11. Concrete layer; 12. Column lattice structure skeleton; 13. Column connection endpoints; 21. Concrete layer; 22. Column lattice structure skeleton; 23. Column connection endpoints; 51. Concrete layer; 52. Column-beam node lattice structure skeleton; 521. Column node skeleton; 522. Column connection End points; 523, beam node skeleton; 524, beam connection end points; 71, concrete layer; 72, beam lattice frame; 73, beam connection end points.

Detailed ways

The utility model will be further described below in conjunction with the accompanying drawings and examples.

In the description of the present invention, the terms "upper", "lower", "top", "bottom", "vertical", "horizontal", "horizontal", "longitudinal", etc. indicate the orientation or positional relationship based on The orientation or positional relationship shown in the drawing. These terms are mainly used to better describe the present invention and its embodiments, and are not used to limit the indicated device, element or component to have a specific orientation, or to be constructed and operated in a specific orientation. The terms "set", "provided", "connected", "connected" and "socket" should be interpreted broadly. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or between two devices, components or components. internal connectivity. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. In addition, the terms "first", "second", etc. are only used to differentiate descriptions and are not to be understood as indicating or implying relative importance.

Figure 1 is a schematic diagram of the connection structure between prefabricated columns and prefabricated columns in Embodiment 1 of the present utility model; Figure 2 is a schematic diagram of the connection between prefabricated columns and prefabricated columns when the connector in Embodiment 1 of the present utility model is angle steel; Figure 3 is a schematic diagram of the connection between prefabricated columns and prefabricated columns in Embodiment 1 of the present utility model. A schematic diagram of the connection structure between the prefabricated column-beam nodes and the prefabricated beams in Embodiment 6 of the new utility model; Figure 4 is a schematic diagram of the connection between the prefabricated column-beam nodes and the prefabricated beams when the connectors in Embodiment 6 of the present utility model are angle steels.

Please refer to Figures 1 to 4. The frame component connection structure for prefabricated buildings according to the embodiment of the present invention includes a connection structure between prefabricated columns and a prefabricated column and a connection structure between prefabricated columns and prefabricated beams. The connection structure includes a prefabricated upper column 1, a prefabricated lower column 2 and a connector 3; the prefabricated upper column 1 and the prefabricated lower column 2 are connected at the ends through a connector 3, and are connected as a whole by pouring concrete 4 at the connection; the prefabricated column and The connection structure of the precast beam includes precast column-beam nodes 5, precast beams 7 and connectors 3; the precast column-beam nodes 5 and the precast beams 7 are connected at the ends through connectors 3, and are connected as a whole by pouring concrete 4 at the connection.

Specifically, the prefabricated upper columns 1, the prefabricated lower columns 2, the prefabricated column-beam nodes 5 and the prefabricated beams 7 are all factory prefabricated parts.

Both the precast upper column 1 and the precast lower column 2 include a column lattice frame 12/22 and a concrete layer 11/21 poured on the column lattice frame 12/22; the ends of the precast upper column 1 and the precast lower column 2 A section of column lattice frame 12/22 that is not covered with concrete layer 11/21 is reserved as the column connection end point 13/23;

The precast upper column 1 and the precast lower column 2 are connected through the connector 3 connecting the column connection endpoint 13/23. Concrete 4 is poured at the connection between the column connection endpoint 13/23 and the connector 3, so that the precast upper column 1 and the prefabricated lower column 1 are connected. The lower column 2 is connected as a whole.

The prefabricated column-beam joint 5 includes a column-beam joint lattice skeleton 52 and a concrete layer 51 poured on the column-beam joint lattice skeleton 52; the column-beam joint lattice skeleton 52 includes a column node skeleton 521 and a column-beam joint skeleton 521 fixed on the column node skeleton. The beam node skeleton 523 on the side of 521 and the column node skeleton 521 reserve a section of the column node skeleton 521 that is not covered with the concrete layer 51 as the column connection end point 522. The beam node skeleton 523 reserves a section of the beam node that is not covered with the concrete layer 51. The skeleton 523 serves as the beam connection endpoint 524;

The precast beam 7 includes a beam lattice frame 72 and a concrete layer 71 poured on the beam lattice frame 72; a section of the beam lattice frame 72 not covered with the concrete layer 71 is reserved at the end of the precast beam 7 as the beam connection end point 73;

The prefabricated column-beam node 5 and the prefabricated beam 7 are connected through the connector 3 connecting the beam connection endpoint 524/73. Concrete 4 is poured at the connection between the beam connection endpoint 524/73 and the connector 3, so that the prefabricated column-beam node 5 and The prefabricated beams 7 are connected as a whole.

The precast lower column 2 and the precast column-beam node 5 are connected through the connector 3 connecting the column connection endpoint 522/23. Concrete 4 is poured at the connection between the column connection endpoint 522/23 and the connector 3, so that the precast column-beam node 5 and the prefabricated lower column 2 are connected as a whole.

Specifically, the connector 3 includes a connecting plate, which includes but is not limited to angle steel, C-shaped steel, square steel pipe, and end plate; Connection methods include bolted connections, welded connections and bolted hybrid connections.

Specifically, the column lattice frame 12/22 includes longitudinal steel frames and trim materials connecting the longitudinal steel frames.

Specifically, both the column node skeleton 521 and the beam node skeleton 523 include longitudinal steel frames and the fittings connecting the longitudinal steel frames; the column node skeleton 521 and the beam node skeleton 523 are connected through fasteners; the beam lattice frame 72 includes longitudinal steel frames and connections. Trim material for longitudinal steel frames.

Specifically, the longitudinal steel frame includes but is not limited to angle steel or channel steel, and the patchwork materials include but is not limited to patchwork plates, patchwork bars, or stirrups; the connection methods between the longitudinal steel frames and patchwork materials include bolted connections, welded connections, and bolted hybrid connections. .

Specifically, the fixing parts include fixed plates, which include but are not limited to steel plates, T-shaped steels, C-shaped steels, and square steel pipes; the connection methods between the fixed plates and the column node skeleton 521 and the beam node skeleton 523 include bolted connections, welded connections, and bolt welding. Hybrid connection.

Please refer to Figures 1 and 2. The connection structure between prefabricated columns and prefabricated columns in Embodiment 1 of the present invention. The connecting piece 3 is made of angle steel. The connecting piece 3 is connected to the column connection end points 13/23 of the prefabricated upper column 1 and the prefabricated lower column 2. Use bolt 8 to connect.

Please refer to Figure 5. The difference between the prefabricated column and the connection structure of the prefabricated column in Embodiment 2 of the present invention and Embodiment 1 is that the connecting piece 3 is made of C-shaped steel, and the connection between the connecting piece 3 and the prefabricated upper column 1 and the prefabricated lower column 2 is Column connection endpoints 13/23 are connected with bolts 8.

Please refer to Figure 6. The connection structure between the prefabricated columns and the prefabricated columns in Embodiment 3 of the present invention is different from Embodiment 1 in that the connecting piece 3 uses a square steel pipe, and the connecting piece 3 is connected to the prefabricated upper column 1 and the prefabricated lower column 2. Column connection endpoints 13/23 are connected with bolts 8.

Please refer to Figure 7. The connection structure between the prefabricated columns and the prefabricated columns in Embodiment 4 of the present invention is different from Embodiment 1 in that the connecting piece 3 uses multiple end plates, and the connecting piece 3 is connected to the prefabricated upper column 1 and the prefabricated lower column. The column connection endpoint 13/23 of 2 adopts a hybrid connection of bolt 8 and welding connection.

Please refer to Figure 8. The connection structure between the prefabricated columns and the prefabricated columns in Embodiment 5 of the present invention is different from Embodiment 1 in that the connecting piece 3 adopts an integral end plate, and the connecting piece 3 is connected to the prefabricated upper column 1 and the prefabricated lower column 2. The column connection endpoint 13/23 adopts a hybrid connection of bolt 8 and welding connection.

Please refer to Figures 3 and 4. The connection structure between the prefabricated column-beam node 5 and the prefabricated beam 7 in Embodiment 6 of the present invention. The connector 3 is made of angle steel. The connector 3 is connected to the prefabricated column-beam node 5 and the beam connection end point of the prefabricated beam 7. 524/73 adopts 8-bolt connection.

Please refer to Figure 9. The connection structure of the prefabricated column-beam node 5 and the prefabricated beam 7 in Embodiment 7 of the present invention is different from that in Embodiment 6 in that the connector 3 is made of C-shaped steel, and the connector 3 and the prefabricated column-beam node 5 are prefabricated. The beam connection end points 524/73 of beam 7 are connected with bolts 8.

Please refer to Figure 10. The connection structure of the prefabricated column-beam node 5 and the prefabricated beam 7 in Embodiment 8 of the present invention is different from that in Embodiment 6 in that the connector 3 adopts a square steel pipe, and the connector 3 and the prefabricated column-beam node 5 are prefabricated. The beam connection end points 524/73 of beam 7 are connected with bolts 8.

Please refer to Figure 11. The connection structure between the prefabricated column-beam nodes 5 and the prefabricated beams 7 in Embodiment 9 of the present invention is different from that in Embodiment 6 in that the connector 3 uses multiple end plates, and the connector 3 and the prefabricated column-beam node 5 And the beam connection end points 524/73 of the prefabricated beam 7 adopt a hybrid connection of bolts 8 and welding connections.

Please refer to Figure 12. The difference between the connection structure of the prefabricated column-beam node 5 and the prefabricated beam 7 in Embodiment 10 of the present invention and that of Embodiment 6 is that the connecting member 3 adopts an integral end plate, and the connecting member 3 and the prefabricated column-beam node 5 and The beam connection end points 524/73 of the prefabricated beam 7 are connected using a hybrid connection of bolts 8 and welded connections.

To sum up, in the frame member connection structure for prefabricated buildings according to the embodiment of the present invention, the frame members are connected through connectors 3 and concrete 4 is poured at the connection to form a whole. The connection structure is simple and the structural integrity is good; The frame members reserve a lattice skeleton without a concrete layer as the connection end point to connect to the connector 3. The force transmission is clear, the force-bearing performance is good, the installation accuracy is high, and after the connection, it has a certain bearing capacity and can bear the construction load. There is no need to wait for the post-poured concrete 4 to harden before subsequent construction can be carried out. The construction speed is fast and the construction is convenient; the frame components can be standardized, the on-site workload is small, and the connection is reliable.

Although the present utility model has been disclosed above in terms of preferred embodiments, they are not intended to limit the present utility model. Any person skilled in the art can make some modifications and improvements without departing from the spirit and scope of the present utility model. Therefore, the protection scope of the present invention shall be defined by the claims.

Claims (9)

1. The frame member connecting structure for the fabricated building is characterized by comprising a connecting structure of a prefabricated column and a connecting structure of the prefabricated column and a prefabricated beam, wherein the connecting structure of the prefabricated column and the prefabricated column comprises a prefabricated upper column, a prefabricated lower column and a connecting piece; the prefabricated upper column and the prefabricated lower column are connected at the end parts through the connecting pieces and are connected into a whole through pouring concrete at the connecting parts; the connecting structure of the precast column and the precast beam comprises precast column beam joints, precast beams and connecting pieces; the precast column beam nodes are connected with the precast beams at the end parts through the connecting pieces and are integrally connected through concrete pouring at the connecting parts.

2. The frame member connection structure for a fabricated building of claim 1, wherein the prefabricated upper and lower columns each comprise a column lattice type skeleton and a concrete layer poured on the column lattice type skeleton; the ends of the prefabricated upper column and the prefabricated lower column are reserved with a section of column lattice type framework which is not covered with a concrete layer as column connecting end points;

the prefabricated upper column is connected with the prefabricated lower column through the connecting piece connected with the column connecting end point, and concrete is poured at the connecting position of the column connecting end point and the connecting piece, so that the prefabricated upper column and the prefabricated lower column are connected into a whole.

3. The frame member connection structure for a fabricated building of claim 1, wherein the prefabricated column-beam joints comprise a column-beam joint lattice framework and a concrete layer poured on the column-beam joint lattice framework; the column-beam joint lattice type framework comprises a column joint framework and a beam joint framework fixed on the side face of the column joint framework, wherein the column joint framework is reserved with a section of column joint framework without a concrete layer as a column connecting end point, and the beam joint framework is reserved with a section of beam joint framework without a concrete layer as a beam connecting end point;

the precast beam comprises a beam lattice type framework and a concrete layer poured on the beam lattice type framework; a section of beam lattice framework which is not covered with a concrete layer is reserved at the end part of the precast beam as a beam connecting end point;

the precast column beam nodes are connected with the precast beams through the connecting pieces which are connected with the beam connecting endpoints, and concrete is poured at the connecting positions of the beam connecting endpoints and the connecting pieces, so that the precast column beam nodes and the precast beams are connected into a whole.

4. The frame member connection structure for a fabricated building of claim 1, wherein the connection member comprises a connection plate including angle steel, C-section steel, square steel pipe or end plate; the connecting plate and the prefabricated upper column, the prefabricated lower column, the prefabricated column beam node and the prefabricated beam are connected in a mode of bolt connection, welding connection or bolt-welding mixed connection.

5. The frame member connection structure for the fabricated building of claim 2, wherein the column lattice type skeleton includes longitudinal steel bones and a finishing material connecting the longitudinal steel bones.

6. A frame member connection structure for a fabricated building according to claim 3, wherein the column node skeleton and the beam node skeleton each comprise a longitudinal steel rib and a bonding material connecting the longitudinal steel ribs; the column node framework is connected with the beam node framework through a fixing piece; the beam lattice type framework comprises longitudinal steel ribs and a decoration material connected with the longitudinal steel ribs.

7. A frame member connection structure for a fabricated building according to any one of claims 5 or 6, wherein the longitudinal steel ribs comprise angle steel or channel steel and the attachment comprises lacing plates, lacing bars or stirrups; the connection mode of the longitudinal steel bones and the decoration materials comprises bolt connection, welding connection or bolt-welding mixed connection.

8. The frame member connection structure for a fabricated building of claim 6 wherein the fixing member comprises a fixing plate comprising a steel plate, a T-section steel, a C-section steel or a square steel pipe; the connection mode of the fixing plate and the column node framework and the beam node framework comprises bolt connection, welding connection or bolt-welding mixed connection.

9. The frame member connection structure for a fabricated building of claim 1 wherein the prefabricated upper column, the prefabricated lower column, the prefabricated column beam node and the prefabricated beam are factory prefabricated members.