Prefabricated beam column connecting device

Abstract

The utility model provides a prefabricated beam column connecting device, which relates to the technical field of building construction, and comprises a supporting assembly used for connecting a first end of a first prefabricated beam column which is horizontally arranged and a second end of a second prefabricated beam column which is vertically arranged, the prefabricated beam column connecting device is simple in structure, reasonable in design and low in cost, hoisting construction of the prefabricated beam column can be facilitated, accurate hoisting of the prefabricated beam column can be met, the construction device is simple in structure, and the construction difficulty is reduced; and the formwork can serve as a wet connection pouring formwork between prefabricated beam-column joints, and the construction efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, and in particular to a precast beam-column connection device. Background Art

[0002] With the continuous improvement of the prefabrication rate, the usage of precast columns, beams and walls has gradually increased. The connection and construction methods of these precast components are one of the key technologies in the construction of precast concrete buildings.

[0003] In the existing construction of precast beam-column joints, on the one hand, due to the large weight of precast beams and columns, the construction difficulty is great during the installation process, the hoisting alignment error is large, and it is difficult to ensure the construction quality of the project; on the other hand, it is difficult to fabricate the wet-cast connection casting formwork between precast beam-column joints, which affects the construction progress. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a precast beam-column connection device for the above-mentioned problems in the existing technology, which serves as a wet connection casting formwork between precast beam-column joints, improves the construction efficiency, facilitates the hoisting construction of precast beams and columns, and meets the accurate hoisting of precast beams and columns.

[0005] To achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0006] The utility model provides a precast beam-column connection device, including: a support assembly, which is used to connect the first end of a horizontally arranged first precast beam-column and the second end of a vertically arranged second precast beam-column. The first end has two first side faces and a bottom face. The cross-section of the second precast beam-column is square, so that the second end has four second side faces. The first precast beam-column is arranged above the second precast beam-column, so that the bottom face is respectively connected to one of the second side faces. The support assembly has: a support frame, which includes a first support plate and a second support plate perpendicular to each other to respectively connect the second side face and its corresponding bottom face. The end plates at both ends of the support frame respectively extend to be flush with the two first side faces; and a first connection formwork and a second connection formwork arranged between two adjacent first precast beam-columns. The first connection formwork includes a first connection side plate and a second connection side plate. The second connection formwork includes a third connection side plate and a fourth connection side plate. The second connection side plate and the third connection side plate are connected in the vertical direction. The first connection side plate connects one of the first side faces and the end plate, and the fourth connection side plate connects the other first side face and the end plate.

[0007] Optionally, the first connection side plate and the second connection side plate are parallel to each other. The side of the first connection side plate and the second connection side plate close to the second end extends to be flush with the end face of the adjacent first end, and is connected by a bottom plate; the third connection side plate and the fourth connection side plate are perpendicular to each other, and the third connection side plate is flush with the end face of the adjacent first end.

[0008] Optionally, a plurality of parallel first rib plates are respectively arranged between the first connecting side plate and the bottom plate, and between the bottom plate and the second connecting side plate. The plurality of first rib plates are perpendicular to the first connecting side plate, the bottom plate and the second connecting side plate; a plurality of parallel second rib plates are arranged between the third connecting side plate and the fourth connecting side plate. The plurality of second rib plates are perpendicular to the third connecting side plate and the fourth connecting side plate.

[0009] Optionally, the first rib plates arranged at the top end of the first connecting template are respectively connected to the edges of the first connecting side plate, the bottom plate and the second connecting side plate; the second rib plates arranged at the top end of the second connecting template are respectively connected to the edges of the third connecting side plate and the fourth connecting side plate.

[0010] Optionally, the first connecting side plate and the first side surface, the first connecting side plate and the end plate, the second connecting side plate and the third connecting side plate, the fourth connecting side plate and the first side surface, the fourth connecting side plate and the end plate are respectively connected by first fastening bolts; the first support plate and the second side surface, the second support plate and the bottom surface are respectively connected by second fastening bolts.

[0011] Optionally, the first fastening bolts are placed in first long holes. The first long holes are respectively arranged between the opposite surfaces of the first connecting side plate and the first side surface, the first connecting side plate and the end plate, the second connecting side plate and the third connecting side plate, the fourth connecting side plate and the first side surface, the fourth connecting side plate and the end plate. The first long holes extend in the vertical direction; the second fastening bolts are placed in second long holes. The second long holes are arranged between the opposite surfaces of the first support plate and the second side surface, the second support plate and the bottom surface. The second long holes extend in the horizontal direction.

[0012] Optionally, the heights of the first connecting template and the second connecting template are respectively greater than the height of the first end.

[0013] Optionally, the support frame, the first connecting template and the second connecting template are all steel plates.

[0014] The beneficial effects of the present utility model include: A precast beam-column connection device provided by the present utility model includes a support assembly for connecting the first end of a horizontally arranged first precast beam-column and the second end of a vertically arranged second precast beam-column. The precast beam-column connection device provided by the present utility model has a simple structure, reasonable design and low cost, can facilitate the hoisting construction of precast beam-columns, and can meet the accurate hoisting of precast beam-columns. The construction device has a simple structure, reduces the construction difficulty; and can serve as a wet connection casting form between precast beam-column joints, improving the construction efficiency. Description of the Drawings

[0015] To more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the accompanying drawings required for the embodiments. It should be understood that the following drawings only show some embodiments of the present application, and thus should not be regarded as limiting the scope. For those of ordinary skill in the art, without creative efforts, other related drawings can also be obtained based on these drawings.

[0016] Figure 1 Structural schematic diagram of the precast beam-column joint provided by the embodiment of the present application;

[0017] Figure 2 One of the structural schematic diagrams of a precast beam-column connection device after installation provided by the embodiment of the present application;

[0018] Figure 3 Another structural schematic diagram of a precast beam-column connection device after installation provided by the embodiment of the present application;

[0019] Figure 4 Structural schematic diagram of the support frame provided by the embodiment of the present application;

[0020] Figure 5 Structural schematic diagram of the first connection template provided by the embodiment of the present application;

[0021] Figure 6 Structural schematic diagram of the second connection template provided by the embodiment of the present application.

[0022] Icon: 1 - First end; 11 - First bolt hole; 2 - Second end; 21 - Second bolt hole; 3 - Support frame; 31 - Seventh connection hole; 32 - Eighth connection hole; 33 - Ninth connection hole; 4 - First connection template; 41 - First rib; 42 - First connection hole; 43 - Second connection hole; 44 - Third connection hole; 5 - Second connection template; 51 - Second rib; 52 - Fourth connection hole; 53 - Fifth connection hole; 54 - Sixth connection hole. Detailed implementation manners

[0023] To make the objectives, technical solutions, and advantages of the embodiments of the present application clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are some, but not all, of the embodiments of the present application. Usually, the components of the embodiments of the present application described and shown in the accompanying drawings here can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application to be protected, but only represents the selected embodiments of the present application. It should be noted that, without conflict, the various features in the embodiments of the present application can be combined with each other, and the combined embodiments are still within the protection scope of the present application.

[0024] With the continuous improvement of the assembly rate, the usage of precast columns, beams, and walls has gradually increased. However, the connection and construction methods of these precast components are one of the key technologies in the construction of precast concrete buildings. In the existing construction of precast beam-column joints, on the one hand, due to the large weight of precast beams and columns, the construction difficulty is high during the installation process, the hoisting alignment error is large, and it is difficult to ensure the construction quality of the project. On the other hand, it is difficult to fabricate the wet-cast connection pouring formwork between precast beam-column joints, which affects the construction progress. Therefore, there is a lack of a construction device for the wet connection of precast reinforced concrete beam-column joints, which can facilitate the hoisting construction of precast beams and columns, and can meet the precise hoisting of precast beams and columns. The construction device has a simple structure, reduces the construction difficulty, and can act as the wet connection pouring formwork between precast beam-column joints, improving the construction efficiency.

[0025] The technical problem to be solved by the present utility model is to provide a construction device for the wet connection of precast reinforced concrete beam-column joints in view of the above deficiencies in the prior art. The device has a simple structure, reasonable design and low cost, can facilitate the hoisting construction of precast beams and columns, and can meet the precise hoisting of precast beams and columns. The construction device has a simple structure, reduces the construction difficulty, and can act as the wet connection pouring formwork between precast beam-column joints, improving the construction efficiency.

[0026] Specifically, a precast beam-column connection device provided by an embodiment of the present application includes: a support assembly, and the support assembly is used to connect a first end 1 of a horizontally arranged first precast beam-column and a second end 2 of a vertically arranged second precast beam-column, as Figure 1 shown, Figure 1 is a structural schematic diagram of the joint of the precast beam-column. The first end 2 has two first side faces and a bottom face. The cross-section of the second precast beam-column is square, so that the second end 2 has four second side faces. The first precast beam-column is arranged above the second precast beam-column, so that the four bottom faces are respectively connected to one of the second side faces; as Figure 2 and Figure 3 shown, Figure 2 is one of the structural schematic diagrams after the installation of the precast beam-column connection device provided by an embodiment of the present application, Figure 3This is the second structural schematic diagram after the installation of a precast beam-column connection device provided by an embodiment of the present application. The support assembly has: a support frame 3, and the support frame 3 includes a first support plate and a second support plate that are perpendicular to each other to respectively connect the second side surface and its corresponding bottom surface. The end plates at both ends of the support frame 3 respectively extend to be flush with the two first side surfaces; and the support assembly further includes a first connection template 4 and a second connection template 5 disposed between two adjacent first precast beam-columns. The first connection template 4 includes a first connection side plate and a second connection side plate, and the second connection template 5 includes a third connection side plate and a fourth connection side plate. The second connection side plate and the third connection side plate are connected in the vertical direction. The first connection side plate connects the first side surface and the end plate on one side, and the fourth connection side plate connects the first side surface and the end plate on the other side. Figure 4 This is the structural schematic diagram of the support frame 3 provided by an embodiment of the present application.

[0027] Exemplarily, as Figure 5 shown, the first connection side plate and the second connection side plate are parallel to each other. The sides of the first connection side plate and the second connection side plate close to the second end 2 extend to be flush with the end surface of the adjacent first end 1 and are connected by a bottom plate; the third connection side plate and the fourth connection side plate are perpendicular to each other, and the third connection side plate is flush with the end surface of the adjacent first end 1.

[0028] Specifically, a plurality of parallel first rib plates 41 are respectively disposed between the first connection side plate and the bottom plate, and between the bottom plate and the second connection side plate. The plurality of first rib plates 41 are perpendicular to the first connection side plate, the bottom plate, and the second connection side plate; a plurality of parallel second rib plates 51 are disposed between the third connection side plate and the fourth connection side plate. The plurality of second rib plates 51 are perpendicular to the third connection side plate and the fourth connection side plate.

[0029] In an embodiment of the present application, the first rib plates 41 disposed at the top of the first connection template 4 respectively connect the edges of the first connection side plate, the bottom plate, and the second connection side plate; the second rib plates 51 disposed at the top of the second connection template 5 respectively connect the edges of the third connection side plate and the fourth connection side plate.

[0030] Specifically, the first connection side plate and the first side surface, the first connection side plate and the end plate, the second connection side plate and the third connection side plate, the fourth connection side plate and the first side surface, and the fourth connection side plate and the end plate are respectively connected by first fastening bolts; the first support plate and the second side surface, and the second support plate and the bottom surface are respectively connected by second fastening bolts.

[0031] Specifically, the first fastening bolt is placed in the first long hole, which is respectively arranged between the opposite faces of the first connecting side plate and the first side face, the first connecting side plate and the end plate, the second connecting side plate and the third connecting side plate, the fourth connecting side plate and the first side face, and the fourth connecting side plate and the end plate. The first long hole extends in the vertical direction; the second fastening bolt is placed in the second long hole, which is arranged between the opposite faces of the first support plate and the second side face, and the second support plate and the bottom surface. The second long hole extends in the horizontal direction.

[0032] As Figure 1 shown, the first side face and the bottom surface of the first end 1 are both provided with first bolt holes 11;

[0033] The second side face of the second end 2 is provided with second bolt holes 21;

[0034] The end plate of the support frame 3 is provided with ninth connection holes 33;

[0035] The first connecting side plate of the first connecting template 4 is provided with second connection holes 43 and first connection holes 42. The second connection holes 43 are used to connect the first bolt holes 11 on the first side face, and the first connection holes 42 are used to connect the ninth connection holes 33;

[0036] The fourth connecting side plate of the second connecting template 5 is provided with fifth connection holes 53 and fourth connection holes 52. The fifth connection holes 53 are used to connect the first bolt holes 11 on the first side face, and the fourth connection holes 52 are used to connect the ninth connection holes 33;

[0037] The first support plate of the support frame 3 is provided with seventh connection holes 31, which are used to connect the first bolt holes 11 on the bottom surface. The second support plate of the support frame 3 is provided with eighth connection holes 32, which are used to connect the second bolt holes 21;

[0038] The second connecting side plate of the first connecting template 4 is provided with third connection holes 44, and the third connecting side plate of the second connecting template 5 is provided with sixth connection holes 54. The third connection holes 44 are used to connect the sixth connection holes 54.

[0039] The first long hole includes the first connection holes 42, the second connection holes 43, the third connection holes 44, the fourth connection holes 52, the fifth connection holes 53, the sixth connection holes 54 and the ninth connection holes 33. The second long hole includes the seventh connection holes 31 and the eighth connection holes 32.

[0040] Specifically, the heights of the first connecting template 4 and the second connecting template 5 are respectively greater than the height of the first end 1.

[0041] Furthermore, the support frame 3, the first connecting template 4 and the second connecting template 5 are all made of steel plates.

[0042] The usage method of the present utility model includes the following steps:

[0043] Step 1, fix the support frame 3: Fix the 4 support frames 3 on the four second side surfaces of the second end 2 of the second precast beam-column. The elevation of the upper surface of the support frame 3, that is, the bottom surface of the first precast beam-column, can be adjusted by bolts or steel plates with different thicknesses;

[0044] Step 2, connect the first connection template 4 and the support frame 3, and connect the second connection template 5 and the support frame 3: Connect the first connection hole 42 of the first connection template 4 and the ninth connection hole 33 of the support frame 3 by bolts, and connect the fourth connection hole 52 of the second connection template 5 and the ninth connection hole 33 of the support frame 3 by bolts;

[0045] Step 3, install the first precast beam-column and connect the support frame 3 and the first precast beam-column: Install the first precast beam-column at the corresponding position, connect the first bolt hole 11 on the bottom surface of the first end 1 and the eighth connection hole 32 on the support frame 3 by bolts, and check and review the elevation;

[0046] Step 4, connect the first precast beam-column to the first connection template and the second connection template respectively: Connect the second connection hole 43 of the first connection template 4 and the first bolt hole 11 on the first side surface of the first end 1 by bolts, and connect the fourth connection hole 52 of the second connection template 5 and the first bolt hole 11 on the first side surface of the first end 1 by bolts;

[0047] Step 5, connect the first connection template 4 and the second connection template 5: Connect the third connection hole 44 of the first connection template 4 and the sixth connection hole 54 of the second connection template 5 by bolts;

[0048] Step 6, after pouring the concrete, wait until the concrete strength reaches the requirement, then loosen all the screws and remove the formwork.

[0049] A precast beam-column connection device provided by an embodiment of the present application: 1) has a simple structure, reasonable design and is easy to use, with a relatively low input cost; 2) the present utility model plays a role in fixing the precast beam-column, ensuring the construction quality; 3) can serve as a wet connection pouring formwork between the precast beam-column joints; 4) the connection holes of the present utility model adopt strip-shaped holes to adapt to the adjustment of different beam heights and the change of component errors; 5) the present utility model facilitates the construction of the pouring joints, reduces the construction difficulty and improves the construction efficiency.

[0050] The above are only the preferred embodiments of the present application and are not used to limit the present application. For those skilled in the art, the present application can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A prefabricated beam-column connection device, characterized in that: The invention comprises: a support assembly, the support assembly being used to connect a first end (1) of a first prefabricated beam column arranged horizontally and a second end (2) of a second prefabricated beam column arranged vertically, the first end (1) having two first side surfaces and a bottom surface, the cross section of the second prefabricated beam column being square, so that the second end (2) has four second side surfaces, the first prefabricated beam column being arranged above the second prefabricated beam column, so that the bottom surface is respectively connected to one of the second side surfaces; The support assembly comprises: A support frame (3), the support frame (3) comprising a first support plate and a second support plate which are perpendicular to each other, respectively connecting the second side surface and the corresponding bottom surface, and the end plates at both ends of the support frame (3) respectively extend to be flush with the two first side surfaces; and a first connection template (4) and a second connection template (5) arranged between two adjacent first prefabricated beam columns, wherein the first connection template (4) comprises a first connection side plate and a second connection side plate, and the second connection template (5) comprises a third connection side plate and a fourth connection side plate, wherein the second connection side plate and the third connection side plate are connected in a vertical direction, the first connection side plate connects the first side surface and the end plate on one side, and the fourth connection side plate connects the first side surface and the end plate on the other side.

2. The prefabricated beam-column connection device according to claim 1, characterized in that: The first connecting side plate and the second connecting side plate are parallel to each other, and one side of the first connecting side plate and the second connecting side plate close to the second end (2) extends to be flush with the end surface of the adjacent first end (1), and are connected via a bottom plate; The third connecting side plate and the fourth connecting side plate are perpendicular to each other, and the end surface of the third connecting side plate is flush with the adjacent end surface of the first end (1).

3. The prefabricated beam-column connection device according to claim 2, characterized in that: A plurality of parallel first ribs (41) are respectively arranged between the first connecting side plate and the bottom plate, and between the bottom plate and the second connecting side plate, and the plurality of first ribs (41) are perpendicular to the first connecting side plate, the bottom plate, and the second connecting side plate; A plurality of parallel second ribs (51) are arranged between the third connecting side plate and the fourth connecting side plate, and the plurality of second ribs (51) are perpendicular to the third connecting side plate and the fourth connecting side plate.

4. The prefabricated beam-column connection device according to claim 3, characterized in that: The first rib plate (41) disposed at the top end of the first connection template (4) is respectively connected to the edges of the first connection side plate, the bottom plate and the second connection side plate; The second rib plate (51) arranged at the top end of the second connection template (5) is respectively connected to the edges of the third connection side plate and the fourth connection side plate.

5. The prefabricated beam-column connection device according to claim 1, characterized in that: The first connecting side plate and the first side surface, the first connecting side plate and the end plate, the second connecting side plate and the third connecting side plate, the fourth connecting side plate and the first side surface, and the fourth connecting side plate and the end plate are respectively connected by first fastening bolts; The first support plate and the second side surface, and the second support plate and the bottom surface are respectively connected by second fastening bolts.

6. The prefabricated beam-column connection device according to claim 5, characterized in that: The first fastening bolt is placed in the first elongated hole, and the first elongated hole is respectively arranged between the first connecting side plate and the first side surface, the first connecting side plate and the end plate, the second connecting side plate and the third connecting side plate, the fourth connecting side plate and the first side surface, and the fourth connecting side plate and the opposite surface of the end plate, and the first elongated hole extends in the vertical direction; The second fastening bolt is placed in a second elongated hole, the second elongated hole is arranged between the first supporting plate and the second side surface, and between the second supporting plate and the opposite surface of the bottom surface, and the second elongated hole extends in a horizontal direction.

7. The prefabricated beam-column connection device according to claim 3, characterized in that: The heights of the first connection template (4) and the second connection template (5) are respectively greater than the height of the first end (1).

8. The prefabricated beam-column connection device according to claim 1, characterized in that: The support frame (3), the first connection template (4) and the second connection template (5) are all steel plates.

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