Assembly type building combination butt joint device

Abstract

The utility model discloses an assembly type building combination butt joint device which comprises at least two L-shaped perforated plates, each perforated plate comprises a transverse plate and a vertical plate, a rubber mat is arranged on the lower surface of each transverse plate, a plurality of inner threaded pipes are arranged on the lower surface of each rubber mat, screw holes are formed in the transverse plates and the rubber mats, and the upper ends of the inner threaded pipes sequentially penetrate through the screw holes in the transverse plates and the rubber mats and are provided with compression bolts. Two groups of long plates are arranged between the two corresponding perforated plates, the adjacent long plates on the two correspondingly arranged perforated plates are mutually staggered, a first thermoplastic rubber plate is arranged below the two groups of long plates, and a second thermoplastic rubber plate is arranged above the two groups of long plates. When the floor slabs are combined, the first thermoplastic rubber plate is laid in a gap between the two floor slabs, then the rubber mat and the perforated plate are sleeved outside the inner threaded pipe, the compression bolt is screwed into the inner threaded pipe to press the perforated plate, and finally, the second thermoplastic rubber plate is laid on the long plates and heated, so that the thermoplastic rubber plates are melted, bonded and coated on the two groups of long plates, and the two groups of long plates are combined. The floor, the perforated plate and the long plate are tightly bonded, and the sealing performance of the butt joint of the floor is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of assembled buildings, and particularly relates to an assembled building combined docking device. Background Art

[0002] Prefabricated buildings include floor slabs, stairs, wall panels, insulation panels, door frames, etc., which can all be prefabricated in factories and are not restricted by the construction site environment. The size and shape can be customized by replacing molds, which is convenient for adapting to buildings of different styles. They are then transported to the construction site for assembly, especially adjacent modules of the floor slabs are generally docked and reinforced.

[0003] A Chinese patent application with application number CN202222531895.4 discloses a connection device for an assembled building structure, which relates to the field of assembled building technology, and includes two fixed plates, wherein a plurality of spur gears are evenly rotated and connected in the two fixed plates, a connecting plate is fixed on the spur gears, and a plurality of intersection plates corresponding to the connecting plates are arranged on the inner side of the fixed plates. The connection device structure provided by the utility model only needs to select a fixed plate of an appropriate length, and the fixed plate structure is fixed on the wall panels on both sides accordingly, and then the connecting plate on it is turned flat, and the fixed plates on both sides are connected and fixed by the extended intersection plates, and then the connection strength between the wall panels and the fixed plates is further strengthened by the outer through-plate, and the installation and operation of the connection device are simple and convenient, which greatly shortens the building assembly time, but the sealing performance of the joint of the utility model is poor.

[0004] The joints of traditional prefabricated floor slabs are reinforced with bolts. At the same time, in order to improve the waterproofness of the joints, sealants such as rubber strips need to be installed, and then the sealants are fixed with multiple bolts. When the prefabricated floor slabs are connected, rubber pads are installed at the joints for sealing. However, the area of ​​the rubber pads fixed with screws is limited, and the surface of the floor slab is relatively rough, making it difficult to stick to the surface of the rubber pads. The unfixed parts of the rubber pads are squeezed and easily deformed to produce gaps, resulting in reduced sealing of the joints of the floor slabs. Utility Model Content

[0005] The utility model provides an assembled building combined docking device, aiming to solve the problem of low sealing performance at the joint of floor slabs.

[0006] The technical solution of the utility model is as follows:

[0007] A prefabricated building combined docking device comprises at least two L-shaped porous plates, the porous plates comprising a horizontal plate and a vertical plate, a rubber pad is arranged on the lower surface of the horizontal plate, the lower surfaces of the horizontal plates are closely attached to the upper surfaces of the corresponding rubber pads, a plurality of internal threaded tubes are distributed on the lower surfaces of the rubber pads along a horizontal array, a plurality of screw holes corresponding to the internal threaded tubes are arranged on the horizontal plate and the rubber pads, the upper ends of the internal threaded tubes pass through the screw holes on the horizontal plate and the rubber pads in sequence and are installed with clamping bolts, two groups of adjacent long plates are arranged between the two corresponding porous plates, the two groups of long plates are respectively arranged on the vertical plates of the two corresponding porous plates, one end of the long plate is fixedly connected to the lower edge of the vertical plate, the adjacent long plates on the two corresponding porous plates are staggered with each other, a first thermoplastic rubber plate is arranged below the two groups of long plates, and a second thermoplastic rubber plate is arranged above.

[0008] Furthermore, the first thermoplastic rubber sheet and the second thermoplastic rubber sheet are both CPE rubber or SBC rubber.

[0009] Furthermore, a plurality of guide holes are provided on the long plate.

[0010] Furthermore, a steel cable is provided between the two groups of long boards. The steel cable is reciprocatedly passed through corresponding guide holes of the two groups of interlaced long boards to form a toothed structure. The steel cable is used to connect the two adjacent groups of long boards.

[0011] Furthermore, both ends of the steel cable are provided with limit rods, the middle portion of the limit rods is fixedly connected to the ends of the steel cable, and the length of the limit rods is greater than the diameter of the guide hole.

[0012] Furthermore, a steel ring is provided on the upper edge of the guide hole.

[0013] Furthermore, a steel mesh is provided on the lower surface of the first thermoplastic rubber plate, and the upper surface of the steel mesh is fixedly connected to the lower surface of the corresponding first thermoplastic rubber plate.

[0014] Compared with the prior art, the utility model has the following technical effects: the utility model provides an assembled building joint device. When assembling floor slabs, the first thermoplastic rubber plate is first laid in the gap between two designated floor slabs, and then the rubber pad and the porous plate are successively sleeved on the outside of the internal threaded tube, driving the two groups of long plates to interlace with each other and stick to the upper surface of the first thermoplastic rubber plate, screwing the clamping bolts into the corresponding internal threaded tubes to press the porous plate for fixing, and then laying the second thermoplastic rubber plate on the upper surface of the two groups of long plates and heating them with a baking gun or a heating tube, so that the first thermoplastic rubber plate and the second thermoplastic rubber plate are slightly melted, bonded and cover the two groups of long plates, and the thermoplastic rubber is used to reinforce the floor slab connection, which can tightly bond the outer side of the floor slab, the porous plate and the long plate, which is beneficial to improve the sealing of the floor slab joint. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of an assembled building combined docking device described in the utility model;

[0016] Figure 2 It is a schematic diagram of the internal structure of an assembled building combined docking device described in the utility model;

[0017] Figure 3 It is a structural schematic diagram of a rubber pad in an assembled building combined docking device described in the utility model;

[0018] Figure 4 It is a structural schematic diagram of a threaded pipe and a clamping bolt in an assembled building joint device described in the utility model;

[0019] Figure 5 It is a structural schematic diagram of the connection between a porous plate and a long plate in an assembled building combined docking device described in the utility model;

[0020] Figure 6 It is a structural schematic diagram of the connection between the first thermoplastic rubber plate and the steel wire mesh in an assembled building combined docking device described in the utility model;

[0021] Figure 7 The utility model is a schematic diagram of the structure of a steel cable in a prefabricated building combined docking device.

[0022] In the figure: 1. rubber pad; 2. threaded pipe; 3. porous plate; 4. clamping bolt; 5. long plate; 6. first thermoplastic rubber plate; 7. second thermoplastic rubber plate; 8. wire mesh; 9. guide hole; 10. steel cable; 11. limit rod; 12. steel ring; 13. horizontal plate; 14. vertical plate. DETAILED DESCRIPTION

[0023] The following will be combined with the attached embodiment of the present utility model Figure 1-7 , clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] It should be understood that the step numbers used in this document are only for convenience of description and are not intended to limit the order in which the steps are executed.

[0025] It should be understood that the terms used in the utility model specification are only for the purpose of describing specific embodiments and are not intended to limit the utility model. As used in the utility model specification and the appended claims, unless the context clearly indicates otherwise, the singular forms "a", "an" and "the" are intended to include plural forms.

[0026] The terms “include” and “comprising” indicate the presence of described features, integers, steps, operations, elements and / or components, but do not exclude the presence or addition of one or more other features, integers, steps, operations, elements, components and / or combinations thereof.

[0027] The term "and / or" means and includes any and all possible combinations of one or more of the associated listed items.

[0028] In the embodiments of the present application, "at least one" refers to one or more, and "more than one" refers to two or more. "And / or" describes the association relationship of associated objects, indicating that three relationships may exist. For example, A and / or B can represent the existence of A alone, the existence of A and B at the same time, and the existence of B alone. Among them, A and B can be singular or plural. The character " / " generally indicates that the previous and next associated objects are in an "or" relationship. "At least one of the following" and similar expressions refer to any combination of these items, including any combination of single or plural items. For example, at least one of a, b and c can be represented by: a, b, c, a and b, a and c, b and c, or a and b and c, where a, b, c can be single or multiple.

[0029] Example 1

[0030] This embodiment provides a prefabricated building combined docking device, such as Figure 1 As shown, it includes two L-shaped porous plates 3, the porous plates 3 include a horizontal plate 13 and a vertical plate 14, the lower surface of the horizontal plate 13 is provided with a rubber pad 1, the lower surface of the horizontal plate 13 is closely attached to the upper surface of the corresponding rubber pad 1, and the lower surface of the rubber pad 1 is distributed with a plurality of internal threaded tubes 2 along a horizontal array, as shown in FIG. Figure 2 , Figure 3 As shown, the horizontal plate 13 and the rubber pad 1 are both provided with a plurality of screw holes corresponding to the internal threaded tube 2, such as Figure 4 As shown, the upper end of the internal threaded tube 2 passes through the screw holes on the horizontal plate 13 and the rubber pad 1 in sequence and is installed with a clamping bolt 4, as shown in FIG. Figure 2 As shown, two groups of adjacent long plates 5 are arranged between the two corresponding porous plates 3, as shown in FIG. Figure 5As shown, the two groups of long plates 5 are respectively arranged on the vertical plates 14 of the two corresponding porous plates 3, one end of the long plate 5 is fixedly connected to the lower edge of the vertical plate 14, the adjacent long plates 5 on the two corresponding porous plates 3 are staggered with each other, and the first thermoplastic rubber plate 6 is arranged below the two groups of long plates 5, and the second thermoplastic rubber plate 7 is arranged above.

[0031] In this embodiment, the first thermoplastic rubber sheet 6 and the second thermoplastic rubber sheet 7 are both CPE rubber or SBC rubber, so that the first thermoplastic rubber sheet 6 and the second thermoplastic rubber sheet 7 have good fastness, elasticity, oil resistance and chemical resistance.

[0032] In this embodiment, a plurality of guide holes 9 are provided on the long plate 5. The second thermoplastic rubber plate 7 is heated by a baking gun or a heating tube, so that the second thermoplastic rubber plate 7 is slightly melted and partially flows down along the guide holes 9 to adhere to the upper surface of the first thermoplastic rubber plate 6, so that the first thermoplastic rubber plate 6 and the second thermoplastic rubber plate 7 are integrated and bonded together.

[0033] In this embodiment, a steel cable 10 is provided between the two groups of long plates 5. Figure 2 , Figure 7 As shown, the steel cable 10 is reciprocatedly penetrated into the corresponding guide holes 9 of the two groups of interlaced long plates 5 to form a toothed structure. The steel cable 10 is used to connect the two groups of adjacent long plates 5. In this embodiment, the steel cable 10 passes through a plurality of guide holes 9 and is then bonded by the melted first thermoplastic rubber plate 6 and the second thermoplastic rubber plate 7 so as to tighten the different long plates 5 and facilitate locking of the two groups of adjacent long plates 5.

[0034] In this embodiment, both ends of the steel cable 10 are provided with limit rods 11. Figure 2 , Figure 7 As shown, the middle part of the limit rod 11 is fixedly connected to the end of the steel cable 10, and the length of the limit rod 11 is greater than the diameter of the guide hole 9. In this embodiment, the limit rod 11 is passed vertically through the designated guide hole 9 and then placed horizontally to limit the two ends of the steel cable 10, thereby preventing the steel cable 10 from slipping out of the guide hole 9.

[0035] In this embodiment, a steel ring 12 is provided on the upper edge of the guide hole 9, and the lower surface of the steel ring 12 is fixedly connected to the upper edge of the corresponding guide hole 9. The steel ring 12 can increase the thickness of the upper edge of the guide hole 9, which is beneficial to improving the supporting strength of the corresponding long plate 5.

[0036] In this embodiment, Figure 6 As shown, a steel mesh 8 is provided on the lower surface of the first thermoplastic rubber plate 6, and the upper surface of the steel mesh 8 is fixedly connected to the lower surface of the corresponding first thermoplastic rubber plate 6. The steel mesh 8 is supported as a mesh skeleton, which can further improve the firmness of the joint.

[0037] The working principle of this embodiment is as follows: first, the internal threaded pipe 2 is pre-buried inside the assembled floor slab and the upper ends are exposed. When assembling the floor slab, first, the first thermoplastic rubber sheet 6 is laid in the gap between the two designated floor slabs, and then the rubber pad 1 and the porous plate 3 are sequentially sleeved on the outside of the internal threaded pipe 2, driving the two groups of long plates 5 to interlace with each other and stick to the upper surface of the first thermoplastic rubber sheet 6, screwing the clamping bolts 4 into the corresponding internal threaded pipes 2 to press the porous plate 3 for fixing, and then laying the second thermoplastic rubber sheet 7 on the upper surface of the two groups of long plates 5 and heating them with a baking gun or a heating tube, so that the first thermoplastic rubber sheet 6 and the second thermoplastic rubber sheet 7 are slightly melted, bonded and covered with the two groups of long plates 5. This embodiment uses thermoplastic rubber to reinforce the joint of the floor slab, which can tightly bond the outer side of the floor slab, the porous plate 3 and the long plate 5, which is beneficial to improve the sealing of the joint of the floor slab. The porous plate 3 and the long plate 5 are used as a connecting skeleton to improve the firmness of the joint of the two floor slabs.

[0038] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An assembled building joint device, characterized in that: The invention comprises at least two L-shaped porous plates (3), wherein the porous plates (3) comprise a horizontal plate (13) and a vertical plate (14), wherein a rubber pad (1) is arranged on the lower surface of the horizontal plate (13), wherein the lower surface of the horizontal plate (13) is in close contact with the upper surface of the corresponding rubber pad (1), wherein the lower surface of the rubber pad (1) is provided with a plurality of internally threaded tubes (2) distributed along a horizontal array, wherein the horizontal plate (13) and the rubber pad (1) are provided with a plurality of screw holes corresponding to the internally threaded tubes (2), wherein the upper end of the internally threaded tube (2) passes through the horizontal plate (13) and the rubber pad (1) in sequence. ) and are provided with tightening bolts (4), two groups of adjacent long plates (5) are arranged between the two corresponding porous plates (3), the two groups of long plates (5) are respectively arranged on the vertical plates (14) of the two corresponding porous plates (3), one end of the long plate (5) is fixedly connected to the lower edge of the vertical plate (14), the adjacent long plates (5) on the two corresponding porous plates (3) are staggered, a first thermoplastic rubber plate (6) is arranged below the two groups of long plates (5), and a second thermoplastic rubber plate (7) is arranged above.

2. The assembled building joint device according to claim 1, characterized in that: The first thermoplastic rubber plate (6) and the second thermoplastic rubber plate (7) are both CPE rubber or SBC rubber.

3. The assembled building joint device according to claim 2, characterized in that: The long plate (5) is provided with a plurality of guide holes (9).

4. The assembled building joint device according to claim 3, characterized in that: A steel cable (10) is arranged between the two groups of long plates (5). The steel cable (10) is reciprocatedly inserted into the corresponding guide holes (9) of the two groups of interlaced long plates (5) to form a toothed structure. The steel cable (10) is used to connect the two adjacent groups of long plates (5).

5. The assembled building joint device according to claim 4, characterized in that: Both ends of the steel cable (10) are provided with limiting rods (11), the middle portion of the limiting rod (11) is fixedly connected to the end of the steel cable (10), and the length of the limiting rod (11) is greater than the diameter of the guide hole (9).

6. The assembled building joint device according to claim 5, characterized in that: The upper edge of the guide hole (9) is provided with a steel ring (12).

7. An assembled building joint device according to any one of claims 1 to 6, characterized in that: A steel mesh (8) is provided on the lower surface of the first thermoplastic rubber plate (6), and the upper surface of the steel mesh (8) is fixedly connected to the lower surface of the corresponding first thermoplastic rubber plate (6).

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