Fabricated building external wall panel

Abstract

The utility model discloses a fabricated building external wall panel which comprises a concrete structure layer on the inner side and a heat preservation layer on the outer side, the concrete structure layer is fixedly connected to an embedded transverse pipe in a structural beam through a first limiting connecting piece, and the heat preservation layer is fixedly connected to the embedded transverse pipe through a second limiting connecting piece; pre-embedded transverse pipes are arranged in the structural beam in groups, the center lines of the pre-embedded transverse pipes are arranged in the horizontal direction, and the outer ends of the pre-embedded transverse pipes extend out of the end face of the structural beam; threads are arranged on the inner side and the outer side of the outer end of the embedded transverse pipe, the outer threads are in threaded connection with the first limiting connecting piece, and the inner threads are in threaded connection with the second limiting connecting piece. According to the fabricated building externally-hung wall plate, the installation process of the structural layer and the heat preservation layer of the externally-hung wall plate is efficient and convenient, and a connecting joint between the structural layer and a structural beam can be hidden.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of assembled building external wall panel, belong to assembled building technical field. BACKGROUND

[0002] At present, with the development of society and the progress of science and technology, assembly construction building industrialization and residential industrialization and urbanization construction are used very widely. The current widely used assembled external wall panel mainly has the following three kinds: the first kind is composed of inner concrete structure layer and outer thermal insulation layer, the second kind is double-sided concrete panel sandwich thermal insulation layer panel, and the third kind is lightweight concrete external wall panel.

[0003] At present, the first kind of external wall panel is most widely used. The concrete structure layer and thermal insulation layer in the first kind of external wall panel need to be installed in turn at construction site. First, the concrete structure layer is installed on the structure beam using connecting piece, and then the thermal insulation layer is pasted on the concrete structure layer using cement mortar, and after pasting, it is necessary to punch and anchor the thermal insulation layer with tail wing expansion bolt. The construction speed is slow, and the quality is difficult to supervise. In addition, the concrete structure layer is connected with the structure beam using connecting piece, and the connecting node usually adopts exposed structure, which not only affects the use of building function, but also is not beautiful.

[0004] From the above, it is obvious that the prior art has inconvenience and defects in actual use, so it is necessary to improve. CONTENT OF THE UTILITY MODEL

[0005] In view of the deficiencies in the background art, the utility model provides an assembled building external wall panel. The installation process of the structure layer and the thermal insulation layer of the external wall panel is efficient and convenient, and the connecting node between the structure layer and the structure beam can be hidden.

[0006] To solve the above technical problems, the utility model adopts the following technical solutions:

[0007] An assembled building external wall panel includes an inner concrete structure layer and an outer thermal insulation layer. The concrete structure layer is fixed to a pre-buried horizontal pipe in the structure beam through a first limiting connecting piece. The thermal insulation layer is fixed to the pre-buried horizontal pipe through a second limiting connecting piece.

[0008] The structure beam has a group of pre-buried horizontal pipes. The center line of the pre-buried horizontal pipe is arranged along the horizontal direction. The outer end of the pre-buried horizontal pipe extends from the end surface of the structure beam. The inner and outer sides of the outer end of the pre-buried horizontal pipe are provided with threads. The outer thread is connected with the first limiting connecting piece in a threaded manner, and the inner thread is connected with the second limiting connecting piece in a threaded manner.

[0009] Further, each group of pre-buried horizontal pipes includes two pre-buried horizontal pipes arranged vertically. A pre-buried connecting rod arranged along the vertical direction is passed through the inner ends of the two pre-buried horizontal pipes, and the pre-buried connecting rod fixes and connects the two pre-buried horizontal pipes.

[0010] Further, a plurality of sleeves are fixedly connected inside the concrete structure layer, and the plurality of sleeves are arranged close to the upper and lower end surfaces of the concrete structure layer.

[0011] Further, the sleeves are arranged through the concrete structure layer in the horizontal direction, the two end portions of the sleeves are each provided with an outward flange, the inner wall of the sleeve is smooth, and the sleeve is internally provided with a through hole for embedding the horizontal pipe.

[0012] Further, the first limiting connecting piece is composed of a first stop disc and a screw cylinder which are fixedly connected.

[0013] Further, the first stop disc is in abutment with the outer wall surface of the concrete structure layer.

[0014] Further, the screw cylinder is in external thread connection with the horizontal pipe.

[0015] Further, the second limiting connecting piece is composed of a second stop disc and a screw rod which are fixedly connected.

[0016] Further, the second stop disc is in abutment with the outer wall surface of the thermal insulation layer.

[0017] Further, the screw rod is in internal thread connection with the horizontal pipe.

[0018] Compared with the prior art, the above technical scheme has the following advantages:

[0019] In the forming process of the structural beam, the horizontal pipe is arranged in the structural beam, and then the concrete structure layer and the thermal insulation layer are sequentially installed after the structural beam is formed; when the structure layer is installed, the sleeve in the structure layer is sleeved on the free end of the horizontal pipe, and then the first limiting connecting piece is screwed to lock the structure layer on the outer side of the structural beam; when the thermal insulation layer is installed, the thermal insulation layer is sleeved on the free end of the horizontal pipe, and then the second limiting connecting piece is screwed to lock the thermal insulation layer on the outer side of the structure layer; the installation process of the concrete structure layer and the thermal insulation layer is efficient and convenient.

[0020] The connecting joint between the concrete structure layer and the structural beam adopts a built-in concealed structure, which can not only ensure the use of the building function, but also is beautiful.

[0021] The utility model will be described in detail below in combination with the drawings and examples. DRAWINGS

[0022] Figure 1 is a structural schematic view of the utility model;

[0023] Figure 2 is Figure 1 is an enlarged view of the point P.

[0024] In the figure, 1 - concrete structure layer, 2 - thermal insulation layer, 3 - structural beam, 4 - sleeve, 5 - embedded horizontal pipe, 6 - embedded connecting rod, 7 - first limiting connecting piece, 71 - first blocking disc, 72 - screw cylinder, 8 - second limiting connecting piece, 81 - second blocking disc, 82 - screw rod. DETAILED DESCRIPTION

[0025] In order to have a clearer understanding of the technical features, purposes and effects of the present application, the specific embodiments of the present application will be described with reference to the accompanying drawings.

[0026] As shown in Figure 1 and Figure 2 The utility model provides a kind of assembled building external wall panel, including the concrete structure layer 1 of inside and the thermal insulation layer 2 of outside, and the concrete structure layer 1 is fixedly connected on embedded horizontal pipe 5 in structural beam 3 by first limiting connecting piece 7, and thermal insulation layer 2 is fixedly connected on embedded horizontal pipe 5 by second limiting connecting piece 8.

[0027] The structural beam 3 has a group of embedded horizontal pipes 5 arranged therein, each group of embedded horizontal pipes 5 includes two embedded horizontal pipes 5 arranged vertically, and the inner ends of the two embedded horizontal pipes 5 are provided with embedded connecting rods 6 arranged in the vertical direction, the embedded connecting rods 6 fix and connect the two embedded horizontal pipes 5 to improve the embedded connection strength, the center lines of the embedded horizontal pipes 5 are arranged in the horizontal direction, and the outer ends of the embedded horizontal pipes 5 extend from the end surface of the structural beam 3.

[0028] The inner and outer sides of the outer end of the embedded horizontal pipe 5 are provided with threads, the outer threads are threadedly connected with the first limiting connecting piece 7, and the inner threads are threadedly connected with the second limiting connecting piece 8.

[0029] The concrete structure layer 1 is fixedly connected with a plurality of sleeves 4 inside, the plurality of sleeves 4 are arranged close to the upper and lower end surfaces of the concrete structure layer 1, the sleeves 4 are arranged through the concrete structure layer 1 in the horizontal direction, the two end portions of the sleeves 4 are each provided with an outward flange, the inner wall of the sleeve 4 is smooth, and the sleeve 4 is used for the penetration of the embedded horizontal pipe 5 inside.

[0030] The first limiting connecting piece 7 is composed of a first blocking disc 71 and a screw cylinder 72 fixedly connected, the first blocking disc 71 abuts against the outer wall surface of the concrete structure layer 1, the screw cylinder 72 is connected with the outer threads of the embedded horizontal pipe 5, the first limiting connecting piece 7 is screwed to lock the concrete structure layer 1 outside the structural beam 3.

[0031] The second limiting connecting piece 8 is composed of a second blocking disc 81 and a screw rod 82 fixedly connected, the second blocking disc 81 abuts against the outer wall surface of the thermal insulation layer 2, the screw rod 82 is connected with the inner threads of the embedded horizontal pipe 5, and the second limiting connecting piece 8 is screwed to lock the thermal insulation layer 2 outside the concrete structure layer 1.

[0032] The specific working principle of the utility model is:

[0033] The structural beam 3 is formed with the embedded horizontal pipe 5, and then the concrete structure layer 1 and the thermal insulation layer 2 are installed in sequence.

[0034] When the concrete structure layer 1 is installed, the sleeve 4 in the concrete structure layer 1 is sleeved on the free end of the embedded horizontal pipe 5, and then the first limiting connecting piece 7 is screwed on the embedded horizontal pipe 5, so that the concrete structure layer 1 is locked outside the structural beam 3 by screwing the first limiting connecting piece 7;

[0035] When the thermal insulation layer 2 is installed, the thermal insulation layer 2 is sleeved on the free end of the embedded horizontal pipe 5, and then the second limiting connecting piece 8 is screwed into the end of the embedded horizontal pipe 5, so that the thermal insulation layer 2 is locked outside the concrete structure layer 1 by screwing the second limiting connecting piece 8.

[0036] The above is an example of the best embodiment of the present application, and the parts not described in detail are the common knowledge of those skilled in the art. The protection scope of the present application is subject to the content of the claims, and any equivalent transformation based on the technical inspiration of the present application is also within the protection scope of the present application.

Claims

1. A prefabricated building external wall panel, characterized in that: The concrete structure layer (1) and the heat preservation layer (2) are connected by the first limiting connecting piece (7) and the second limiting connecting piece (8). The structure beam (3) has a group of embedded horizontal pipes (5) arranged therein, the center line of the embedded horizontal pipe (5) is arranged along the horizontal direction, and the outer end of the embedded horizontal pipe (5) extends from the end surface of the structure beam (3); the inner and outer sides of the outer end of the embedded horizontal pipe (5) are provided with threads, the outer thread is threadedly connected with the first limiting connecting piece (7), and the inner thread is threadedly connected with the second limiting connecting piece (8).

2. The prefabricated building exterior wall panel according to claim 1, characterized in that: Each group of embedded horizontal pipes (5) includes two embedded horizontal pipes (5) arranged in an up-down manner, the inner ends of the two embedded horizontal pipes (5) are provided with an embedded connecting rod (6) arranged along the vertical direction, and the embedded connecting rod (6) fixes and connects the two embedded horizontal pipes (5).

3. The prefabricated building exterior wall panel according to claim 1, characterized in that: The concrete structure layer (1) is internally fixed with a plurality of sleeves (4), and the plurality of sleeves (4) are arranged close to the upper and lower end surfaces of the concrete structure layer (1).

4. The prefabricated building exterior wall panel according to claim 3, characterized in that: The sleeve (4) is arranged along the horizontal direction and penetrates the concrete structure layer (1), the two end portions of the sleeve (4) are provided with outward flanges, the inner wall of the sleeve (4) is smooth, and the sleeve (4) is internally provided with a penetrating portion for the embedded horizontal pipe (5).

5. The prefabricated building exterior wall panel according to claim 1, characterized in that: The first limiting connecting piece (7) is composed of a first stop disc (71) and a screw cylinder (72) fixedly connected.

6. The prefabricated building exterior wall panel according to claim 5, characterized in that: The first stop disc (71) abuts against the outer wall surface of the concrete structure layer (1).

7. The prefabricated building exterior wall panel according to claim 6, characterized in that: The screw cylinder (72) is connected with the outer thread of the embedded horizontal pipe (5).

8. The prefabricated building exterior wall panel according to claim 1, characterized in that: The second limiting connecting piece (8) is composed of a second stop disc (81) and a screw rod (82) fixedly connected.

9. The prefabricated building exterior wall panel according to claim 8, characterized in that: The second stop disc (81) abuts against the outer wall surface of the heat preservation layer (2).

10. The prefabricated building exterior wall panel according to claim 9, characterized in that: The screw rod (82) is connected with the inner thread of the embedded horizontal pipe (5).

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