Green fabricated building wall corner joint structure

Abstract

The utility model discloses a corner node structure of a green fabricated building wall, which relates to the technical field of green fabricated building walls, comprises a bearing column, a first wall and a second wall, and is characterized in that the horizontal section of the bearing column is' '-shaped, and two ends of the bearing column are respectively butted with the first wall and the second wall. The outdoor side face of the first wall and the outdoor side face of the second wall extend, are connected and cover the side faces, close to the outdoors, of the bearing columns correspondingly. Gaps among the bearing columns, the first wall body and the second wall body are filled with concrete; the concrete pouring structure has the beneficial effects that through the arrangement of the pouring grooves and the anchor tie bars in the grooves, a hot and cold bridge avoiding system and the like, when concrete is poured into the pouring grooves in the end faces of the first wall body and the second wall body and the side faces of the bearing columns, the concrete can fully fill the pouring grooves and is tightly combined with the anchor tie bars; therefore, the connection strength between the wall body and the bearing column is greatly improved, and the problems of cracks and the like caused by infirm connection are effectively prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of prefabricated building walls, in particular to a corner node structure of a green prefabricated building wall. Background Art

[0002] In the traditional connection method between prefabricated building walls and load-bearing columns, there are often problems such as insecure connection and easy cracking, which affect the overall safety and durability of the building. In the prior art, although there are some improvement schemes, such as using connecting pieces or reinforcing bars, etc., at the corner nodes, especially at the right-angle connection of the first wall and the second wall with the load-bearing column, there are still problems such as complex connection, difficult construction, and unsatisfactory connection effect. Summary of the Utility Model

[0003] The purpose of the utility model is to provide a corner node structure of a green prefabricated building wall in order to solve the above problems.

[0004] The utility model realizes the above purpose through the following technical solutions:

[0005] A corner node structure of a green prefabricated building wall, including a load-bearing column, a first wall and a second wall, is characterized in that: the horizontal cross-sectional shape of the load-bearing column is in the shape of "╔", the concave angle side of the load-bearing column is arranged on the indoor side, the convex angle side is arranged on the outdoor side, the two ends of the load-bearing column are respectively butted against the first wall and the second wall, the indoor side surfaces of the first wall and the indoor side surfaces of the second wall are respectively flush-connected with the indoor side surfaces of the load-bearing column, and the outdoor side surfaces of the first wall and the outdoor side surfaces of the second wall respectively extend and connect to cover the side surface of the load-bearing column close to the outdoor side; the gaps between the load-bearing column and the first wall and the second wall are filled with concrete.

[0006] Preferably: an outer decoration layer is arranged on the outer side surfaces of the first wall and the second wall, and a fastener is fixed at the butting position of the first wall and the second wall.

[0007] Preferably: the outer decoration layer includes an adhesive layer, a heat-insulating layer, a plastering layer and a decorative layer.

[0008] Preferably: the fastener is a decorative part.

[0009] Preferably: a first column casting groove and a second column casting groove are respectively opened on the two end faces of the load-bearing column, a first wall casting groove is opened on the first wall corresponding to the first column casting groove, a second wall casting groove is opened on the second wall corresponding to the second column casting groove, and the spaces formed by the first column casting groove and the first wall casting groove and the spaces formed by the second column casting groove and the second wall casting groove are all cast with concrete.

[0010] Preferably, anchor bars are provided in the first column casting groove, the second column casting groove, the first wall casting groove, and the second wall casting groove. One end of each anchor bar is embedded and the other end is exposed, and the anchor bars in the first column casting groove, the second column casting groove, the first wall casting groove, and the second wall casting groove do not extend out of the grooves.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0012] 1. By docking the first wall and the second wall on the side end faces of the load-bearing columns, the inner sides of the two are flush with the load-bearing columns, which is convenient for later interior wall construction, increases the indoor space, and the outer sides wrap the load-bearing columns to prevent the load-bearing columns from being affected by the external environment and extend the service life.

[0013] 2. Through the arrangement of the casting grooves and the anchor bars in the grooves, when pouring concrete into the casting grooves on the end faces of the first wall and the second wall and the side faces of the load-bearing columns, the concrete can fully fill the casting grooves and be tightly combined with the anchor bars, thereby greatly improving the connection strength between the wall and the load-bearing column and effectively preventing problems such as cracks caused by insecure connection.

[0014] 3. Fixing decorative parts at the joint positions on the outer side faces of the first wall and the second wall not only beautifies the building appearance but also effectively covers the defects at the joints and improves the overall aesthetics. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0016] Figure 1 It is a top view structural schematic diagram of a corner node structure of a green prefabricated building wall described in the present utility model.

[0017] The description of the reference numerals is as follows:

[0018] 1. Load-bearing column; 2. First wall; 3. Second wall; 4. First column casting groove; 5. First wall casting groove; 6. Second wall casting groove; 7. Anchor bar; 8. Outer decorative layer; 9. Fastener; 10. Second column casting groove. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by terms such as "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model. In addition, terms such as "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first", "second", etc. may explicitly or implicitly include one or more of such features. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more.

[0020] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection", and "coupling" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0021] The present utility model will be further described below with reference to the drawings:

[0022] As Figure 1 shown, a corner node structure of a green prefabricated building wall includes a load-bearing column 1, a first wall 2, and a second wall 3. The horizontal cross-sectional shape of the load-bearing column 1 is in the shape of "╔". The concave angle side of the load-bearing column 1 is arranged on the indoor side, and the convex angle side is arranged on the outdoor side. The two ends of the load-bearing column 1 are respectively butted against the first wall 2 and the second wall 3. The indoor side surfaces of the first wall 2 and the second wall 3 are respectively flush with the indoor side surface of the load-bearing column 1 to facilitate later wall construction. The outdoor side surfaces of the first wall 2 and the second wall 3 respectively extend and connect to cover the outdoor side surface of the load-bearing column 1 close to the outdoor side, wrapping the load-bearing column 1 to play a role in protecting the load-bearing column 1; the gaps between the load-bearing column 1 and the first wall 2 and the second wall 3 are filled with concrete.

[0023] An outer decorative layer 8 is provided on the outer side surfaces of the first wall 2 and the second wall 3. The outer decorative layer 8 includes an adhesive layer, a thermal insulation layer, a plastering layer, and a finishing layer. A fastener 9 is fixed at the butting position of the first wall 2 and the second wall 3, and the fastener 9 is a decorative part.

[0024] On the end faces at both ends of the load-bearing column 1, a first column casting groove and a second column casting groove are respectively formed. The first wall 2 is provided with a first wall casting groove 5 corresponding to the first column casting groove, and the second wall 3 is provided with a second wall casting groove 6 corresponding to the second column casting groove. The spaces formed by the first column casting groove and the first wall casting groove 5, and the second column casting groove and the second wall casting groove 6 are all filled with concrete.

[0025] Anchor bars 7 are arranged in the first column casting groove 4, the second column casting groove 10, the first wall casting groove 5 and the second wall casting groove 6. The anchor bars 7 are provided with barbs for increasing the gripping force to ensure the connection between the first wall 2, the load-bearing column 1 and the second wall 3 after pouring concrete. One end of the anchor bar 7 is embedded and the other end is exposed. The anchor bars 7 in the first column casting groove 4, the second column casting groove 10, the first wall casting groove 5 and the second wall casting groove 6 do not extend out of the grooves to avoid the anchor bars 7 affecting the assembly during the wall assembly construction process.

[0026] The decorative parts, the anchor bars 7 and the outer decorative layer 8 are all standard parts or components known to those skilled in the art. Their structures and principles can be obtained by those skilled in the art through technical manuals or by conventional experimental methods, so no more description will be given here.

[0027] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed.

Claims

1. A corner node structure of a green prefabricated building wall, comprising a load-bearing column (1), a first wall (2) and a second wall (3), characterized in that: The horizontal cross-sectional shape of the load-bearing column (1) is "╔", the concave-angle side of the load-bearing column (1) is arranged on the indoor side, and the convex-angle side is arranged on the outdoor side. The two ends of the load-bearing column (1) are respectively butted against the first wall (2) and the second wall (3). The indoor-side side surfaces of the first wall (2) and the second wall (3) are respectively flush with the indoor-side side surface of the load-bearing column (1), and the outdoor-side side surfaces of the first wall (2) and the second wall (3) respectively extend and join to cover the side surface of the load-bearing column (1) close to the outdoor side. The gaps between the load-bearing column (1), the first wall (2), and the second wall (3) are filled with concrete.

2. The corner node structure of a green prefabricated building wall according to claim 1, characterized in that: An external decorative layer (8) is provided on the outer side surfaces of the first wall (2) and the second wall (3), and a fastener (9) is fixed at the butting position of the first wall (2) and the second wall (3).

3. The corner node structure of a green prefabricated building wall according to claim 2, characterized in that: The external decorative layer (8) includes an adhesive layer, a thermal insulation layer, a plastering layer, and a finishing layer.

4. The corner node structure of a green prefabricated building wall according to claim 2, characterized in that: The fastener (9) is a decorative part.

5. The corner node structure of a green prefabricated building wall according to claim 1, characterized in that: A first column casting groove and a second column casting groove are respectively formed on the two end faces of the load-bearing column (1). The first wall (2) is provided with a first wall casting groove (5) corresponding to the first column casting groove, and the second wall (3) is provided with a second wall casting groove (6) corresponding to the second column casting groove. The spaces formed by the first column casting groove and the first wall casting groove (5), and the spaces formed by the second column casting groove and the second wall casting groove (6) are all cast with concrete.

6. The corner node structure of a green prefabricated building wall according to claim 5, wherein: Anchoring bars (7) are arranged in the first column casting groove (4), the second column casting groove (10), the first wall casting groove (5), and the second wall casting groove (6). One end of each anchoring bar (7) is embedded and the other end is exposed, and the anchoring bars (7) in the first column casting groove (4), the second column casting groove (10), the first wall casting groove (5), and the second wall casting groove (6) do not extend out of the grooves.

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