Connecting piece of prefabricated external wall panel

Abstract

The utility model discloses a connecting piece of a prefabricated external wall panel, which comprises a fixed piece and a movable piece, the fixed piece is matched with the movable piece to install the prefabricated wall panel on the outer side of a structural beam, the upper part of a main body of the fixed piece is provided with a fixed plate with a vertical structure, and one side of the fixed plate close to the prefabricated wall panel is fixedly connected with a screw rod arranged along the horizontal direction; the screw rod is connected with the movable part through double nuts; the movable part is composed of an H-shaped plate on the outer side and an L-shaped plate on the inner side, a lower trapezoid groove is formed in the bottom of the H-shaped plate, an upper trapezoid groove is formed in the top of the H-shaped plate, the upper trapezoid groove and the lower trapezoid groove are symmetrically arranged in the vertical direction, the L-shaped plate is installed in the upper end face of the fixed part, and a kidney-shaped hole is formed in the end face, away from the H-shaped plate, of the L-shaped plate in a penetrating mode. According to the connecting piece, the top end of the outer hanging lower wall plate and the bottom end of the outer hanging upper wall plate can be connected with the structural beam at the same time, the connecting process is convenient, fast and efficient, and good connecting strength is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a connecting piece of prefabricated external hanging wallboard belongs to prefabricated assembly technical field. BACKGROUND

[0002] The prefabricated external hanging wallboard refers to the sound insulation and heat preservation board formed by certain material on the basis of concrete or brick-wood structure, which is fixed on the building outer wall to form a gas-tight sound insulation layer, and plays the role of enhancing building structure, sound insulation and heat preservation.

[0003] At present, the connecting mode of prefabricated external hanging wallboard and building structure beam mainly includes hanging piece type and pre-buried connecting steel bar pouring concrete connection mode. The hanging piece type refers to the connection through the metal hanging piece pre-installed on the wallboard and the main structure. The pre-buried connecting steel bar pouring concrete connection mode needs to use concrete to integrally pour the connecting steel bar part.

[0004] In the prior art, the node structure is very complex during the installation process of the prefabricated external hanging wallboard by using the hanging piece, the top end of the lower hanging wallboard and the bottom end of the upper hanging wallboard need to be connected with the building structure beam by using different hanging pieces, and there are problems of many installation pieces, difficult accurate installation and low installation efficiency.

[0005] From the above, it can be seen that the prior art obviously has inconvenience and defects in actual use, so it is necessary to improve. CONTENT OF THE UTILITY MODEL

[0006] The utility model provides a connecting piece of prefabricated external hanging wallboard in response to the deficiency in the background art, which can simultaneously connect the top end of the lower hanging wallboard and the bottom end of the upper hanging wallboard with the structure beam, the connection process is convenient and efficient, and has good connection strength.

[0007] To solve the above technical problems, the utility model adopts the following technical scheme:

[0008] The connecting piece of prefabricated external hanging wallboard comprises a fixed piece and a movable piece, and the fixed piece and the movable piece cooperate to install the prefabricated wallboard on the outer side of the structure beam.

[0009] A fixed plate in vertical structure is arranged on the upper part of the main body of the fixed piece, a screw rod arranged in the horizontal direction is fixedly connected to the side close to the prefabricated wallboard of the fixed plate, and the screw rod is connected with the movable piece through double nuts.

[0010] The movable piece is composed of an H-shaped plate on the outside and an L-shaped plate on the inside, a lower trapezoidal groove is arranged at the bottom of the H-shaped plate, an upper trapezoidal groove is arranged at the top of the H-shaped plate, the upper trapezoidal groove and the lower trapezoidal groove are symmetrically arranged in the vertical direction, the L-shaped plate is installed in the inner end face of the fixed piece, and a waist-shaped hole is arranged through the end face of the L-shaped plate away from the H-shaped plate.

[0011] Further, the fixing part bottom is provided with a pre-embedded rib, and the fixing part is fixedly connected to the top of the structure beam through the pre-embedded rib.

[0012] Further, the outer end surface of the H-shaped plate is flush with the outer wall surface of the prefabricated wall plate, and the inner end surface of the H-shaped plate is flush with the inner wall surface of the prefabricated wall plate.

[0013] Further, the H-shaped plate and the L-shaped plate are fixedly connected to form an integrated structure.

[0014] Further, the left and right two surfaces of the lower trapezoidal groove and the upper trapezoidal groove are inwardly inclined to form a trapezoidal shape with the plane.

[0015] Further, the lower trapezoidal groove is buckled at the top end of the prefabricated lower wall plate, and the upper trapezoidal groove is buckled at the bottom end of the prefabricated upper wall plate.

[0016] Further, the lower trapezoidal groove is buckled at the top end of the prefabricated lower wall plate, and the upper trapezoidal groove is buckled at the bottom end of the prefabricated upper wall plate.

[0017] Further, the upper trapezoidal groove is provided with upper through holes on the two sides, and a pin shaft is arranged in the upper through hole to connect the movable part and the bottom end of the prefabricated upper wall plate.

[0018] Further, the waist-shaped hole is arranged in a vertical direction and is used for the arrangement and fixation of the screw rod.

[0019] Compared with the prior art, the above technical scheme has the following advantages.

[0020] In the fixing part, the H-shaped plate on the outer side of the movable part is arranged between the prefabricated lower wall plate and the prefabricated upper wall plate, the H-shaped plate fixes the top end of the prefabricated lower wall plate and supports the bottom end of the prefabricated upper wall plate, the L-shaped plate on the inner side of the movable part is arranged above the fixing part and is locked by cooperation of the screw rod and the double nuts, the connection process is convenient and efficient, and the connection strength is good.

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

[0022] Fig. 1 is the installation schematic view of the utility model;

[0023] Fig. 2 is the structure schematic view of the utility model;

[0024] Fig. 3 is the structure schematic view of the movable part in the utility model.

[0025] In the figure, 1 - fixing part, 11 - fixed plate, 12 - embedded bar, 13 - screw rod, 2 - movable part, 21 - H-shaped plate, 22 - L-shaped plate, 23 - lower trapezoidal groove, 24 - upper trapezoidal groove, 25 - lower through hole, 26 - upper through hole, 27 - waist-shaped hole, 3 - double nut, 4 - pin shaft, 5 - structural beam, 6 - prefabricated lower wall plate, 7 - prefabricated upper wall plate. DETAILED DESCRIPTION

[0026] In order to have a clearer understanding of the technical features, purposes and effects of the utility model, the specific implementation mode of the utility model will be described with reference to the drawings.

[0027] As Figs. 1-3 The utility model provides a prefabricated external hanging wall plate connecting piece, including fixing part 1 and movable part 2, and fixing part 1 and movable part 2 cooperate and install prefabricated wall plate on the outside of structural beam 5.

[0028] The bottom of the fixing part 1 is provided with an embedded bar 12, and the fixing part 1 is fixedly connected to the top of the structural beam 5 through the embedded bar 12.

[0029] The upper part of the main body of the fixing part 1 is provided with a fixed plate 11 in a vertical structure, and a screw rod 13 arranged in a horizontal direction is fixedly connected to the side of the fixed plate 11 close to the prefabricated wall plate, and the screw rod 13 is connected with the movable part 2 through a double nut 3 to lock the position of the movable part 2.

[0030] The movable part 2 is composed of an H-shaped plate 21 on the outside and an L-shaped plate 22 on the inside, and the H-shaped plate 21 is fixedly connected with the L-shaped plate 22 to form an integrated structure.

[0031] The outer end surface of the H-shaped plate 21 is flush with the outer wall surface of the prefabricated wall plate, and the inner end surface of the H-shaped plate 21 is flush with the inner wall surface of the prefabricated wall plate.

[0032] The bottom of the H-shaped plate 21 is provided with a lower trapezoidal groove 23, and the top of the H-shaped plate 21 is provided with an upper trapezoidal groove 24, and the upper trapezoidal groove 24 is symmetrically arranged with the lower trapezoidal groove 23 in a vertical direction. The left and right two surfaces of the lower trapezoidal groove 23 and the upper trapezoidal groove 24 are inclined inwardly to form a trapezoidal shape with the plane.

[0033] The lower trapezoidal groove 23 is buckled on the top end of the prefabricated lower wall plate 6, and the upper trapezoidal groove 24 is buckled on the bottom end of the prefabricated upper wall plate 7.

[0034] The movable part 2 fixes the prefabricated lower wall plate 6 at the same time, and supports the prefabricated upper wall plate 7.

[0035] The lower trapezoidal groove 23 is buckled on the top end of the prefabricated lower wall plate 6, and the upper trapezoidal groove 24 is buckled on the bottom end of the prefabricated upper wall plate 7.

[0036] The upper through hole 26 is provided with a pin shaft 4, and the pin shaft 4 connects the movable part 2 and the bottom end of the prefabricated upper wall plate 7.

[0037] The L-shaped plate 22 is installed on the upper end surface of the fixed part 1, and the L-shaped plate 22 is provided with a waist-shaped hole 27 on the end surface away from the H-shaped plate 21, the waist-shaped hole 27 is arranged in a vertical direction, and the waist-shaped hole 27 is used for the penetration and fixation of the screw rod 13.

[0038] The specific working principle of the utility model is as follows:

[0039] The prefabricated wall plate is installed on the outer side of the structural beam 5 through the cooperation of the fixed part 1 and the movable part 2, the fixed part 1 is formed on the top of the structural beam 5, the H-shaped plate 21 on the outer side of the movable part 2 is installed between the prefabricated lower wall plate 6 and the prefabricated upper wall plate 7, the H-shaped plate 21 fixes the top end of the prefabricated lower wall plate 6 and supports the bottom end of the prefabricated upper wall plate 7 at the same time, the L-shaped plate 22 on the inner side of the movable part 2 is installed above the fixed part 1 and is locked through the cooperation of the screw rod 13 and the double nut 3.

[0040] The above is the example of the best implementation mode of the utility model, wherein the parts not described in detail are the common knowledge of the ordinary skilled in the art. The protection scope of the utility model is subject to the content of the claims, and any equivalent transformation based on the technical inspiration of the utility model is also within the protection scope of the utility model.

Claims

1. A connecting member for prefabricated external wall panels, characterized in that: It comprises a fixed part (1) and a movable part (2), the fixed part (1) and the movable part (2) cooperate to install the prefabricated wallboard outside the structural beam (5); The upper part of the main body of the fixed part (1) is provided with a vertical fixed plate (11), the side close to the prefabricated wallboard of the fixed plate (11) is fixedly connected with a screw rod (13) arranged in the horizontal direction, and the screw rod (13) is connected with the movable part (2) through double nuts (3); The movable part (2) is composed of an outer H-shaped plate (21) and an inner L-shaped plate (22), the bottom of the H-shaped plate (21) is provided with a lower trapezoidal groove (23), the top of the H-shaped plate (21) is provided with an upper trapezoidal groove (24), the upper trapezoidal groove (24) and the lower trapezoidal groove (23) are symmetrically arranged in the vertical direction; the L-shaped plate (22) is installed in the inner end face of the fixed part (1), and the end face away from the H-shaped plate (21) of the L-shaped plate (22) is provided with a waist-shaped hole (27) penetrating through.

2. The connector for pre-hung wall panels of claim 1, wherein: The bottom of the fixed part (1) is provided with a pre-embedded rib (12), and the fixed part (1) is fixedly connected to the top of the structural beam (5) through the pre-embedded rib (12).

3. The connector for pre-hung wall panels of claim 1, wherein: The outer end face of the H-shaped plate (21) is flush with the outer wall surface of the prefabricated wallboard, and the inner end face of the H-shaped plate (21) is flush with the inner wall surface of the prefabricated wallboard.

4. The preformed wall panel connector of claim 1 wherein: The H-shaped plate (21) and the L-shaped plate (22) are fixedly connected and form an integral structure.

5. The preformed wall panel connector of claim 1 wherein: The left and right two faces of the lower trapezoidal groove (23) and the upper trapezoidal groove (24) are inclined inward, and form a trapezoidal shape with the plane.

6. The preformed wall panel connector of claim 1, wherein: The lower trapezoidal groove (23) is buckled on the top end of the prefabricated lower wallboard (6), and the upper trapezoidal groove (24) is buckled on the bottom end of the prefabricated upper wallboard (7).

7. The preformed wall panel connector of claim 1, wherein: The lower trapezoidal groove (23) is buckled on the top end of the prefabricated lower wallboard (6), and the upper trapezoidal groove (24) is buckled on the bottom end of the prefabricated upper wallboard (7).

8. The preformed wall panel connector of claim 1, wherein: The waist-shaped hole (27) is arranged in the vertical direction, and the waist-shaped hole (27) is used for penetrating and fixing the screw rod (13).

9. The preformed wall panel connector of claim 1, wherein: ​

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