Overlapped shear wall connection joint fastening device

Abstract

The utility model discloses a superimposed shear wall connection node fastening device, which relates to the technical field of fabricated buildings and comprises a connecting piece and at least two groups of fastening components. The overlapped shear wall comprises at least two shear walls which are connected with each other. The fastening assembly comprises an elastic piece and two fastening plates, the two fastening plates are oppositely arranged, positioning plates are arranged on the two sides of each fastening plate, and the two ends of the elastic piece are connected with the positioning plates of the two fastening plates correspondingly; the connecting piece is arranged in a telescopic mode and used for connecting the two sets of fastening assemblies, and the two ends of the connecting piece are connected with the two fastening plates in the two sets of fastening assemblies correspondingly. According to the superimposed shear wall connecting node fastening device, the superimposed shear wall is arranged between the two fastening plates of the fastening assembly, the fastening plates on the two sides wrap, clamp and fix the side faces of the superimposed shear wall under the elastic force action of the elastic piece, and therefore the side edges of the shear wall are fastened, operation is easy, installation is convenient, and the fastening device is suitable for popularization and application. And parallel shear walls can be fastened, and the adaptability is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of fabricated building, especially a kind of laminated shear wall connecting joint fastening device. BACKGROUND

[0002] With the continuous development of real estate industry, the mode of fabricated structure building industrialization gradually forms with the change of building economy, and the application of fabricated shear wall structure building in civil residence is more and more widespread.In the installation and construction process of fabricated shear wall structure, there are problems such as difficult positioning, difficult reinforcement and complicated process of adjusting the levelness and perpendicularity of shear wall.

[0003] The prior art discloses a steel plate shear wall connecting structure, which comprises a vertically arranged steel plate shear wall and a prefabricated floor transversely fixedly connected to the steel plate shear wall, the steel plate shear wall and the prefabricated floor are connected to each other through a reinforcing structure, the reinforcing structure comprises a lap joint platform opened at the connecting portion, a supporting device for supporting the prefabricated floor and a fastening device arranged at the top of the prefabricated floor and fixedly connected with the steel plate shear wall, a first connecting plate is arranged on one side of the steel plate shear wall, a second connecting plate and a third connecting plate for placing the prefabricated floor are arranged on the other side of the steel plate shear wall.

[0004] However, the above-mentioned steel plate shear wall connecting structure cannot fasten parallel shear walls and cannot be applied to all fabricated shear walls, so the adaptability is poor.Therefore, the prior art still has defects and deficiencies, and how to provide a laminated shear wall connecting joint fastening device with strong applicability is a technical problem to be solved by those skilled in the art. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a laminated shear wall connecting joint fastening device, which solves the technical problem that the steel plate shear wall connecting structure in the prior art cannot fasten parallel shear walls and has poor adaptability.

[0006] To achieve the above-mentioned purpose, the utility model provides a laminated shear wall connecting joint fastening device, which comprises at least two interconnected shear walls, and the laminated shear wall connecting joint fastening device comprises:

[0007] At least two groups of fastening assemblies, the fastening assembly comprises an elastic member and two fastening plates, the two fastening plates are oppositely arranged, the two sides of the fastening plate are provided with positioning plates, and the two ends of the elastic member are connected with the positioning plates of the two fastening plates, respectively.

[0008] A connecting piece is telescopically arranged and used for connecting the two groups of fastening assemblies, and the two ends of the connecting piece are connected with the two fastening plates in the two groups of fastening assemblies, respectively.

[0009] Preferably, the connecting piece comprises a first fixing plate and a second fixing plate, the first fixing plate and the second fixing plate are respectively fixed with the fixing plates in the two groups of fastening assemblies, and the first fixing plate and the second fixing plate are slidingly connected.

[0010] Preferably, the positioning plate is provided with a positioning hole.

[0011] Preferably, the fixing plate is a U-shaped plate.

[0012] Preferably, the elastic piece is an elastic band.

[0013] Preferably, the shear walls are connected through guide U-shaped ribs.

[0014] Preferably, the connecting assembly is further provided on one side of the composite shear wall, and the connecting assembly comprises:

[0015] a prefabricated floor, which is vertically arranged with the shear wall;

[0016] a reinforcing plate, which is fixedly connected with the prefabricated floor and one of the shear walls;

[0017] two connecting plates, which are U-shaped, clamp the composite shear wall from both sides of the composite shear wall and are fixed through bolts, and a connecting rod is fixed between the two connecting plates;

[0018] a support rod, which is obliquely arranged, one end of which is connected with the prefabricated floor, and the other end of which is connected with the connecting rod.

[0019] Preferably, the prefabricated floor is fixedly provided with a support seat, and the support rod is connected with the support seat through a fastening bolt.

[0020] Preferably, the connecting assembly further comprises:

[0021] a lap platform, which is fixedly arranged on one of the shear walls;

[0022] a support plate, which is located below the prefabricated floor, is vertically arranged with the shear wall and is fixedly connected with the lap platform;

[0023] a support seat, which is fixedly arranged on the support plate and is used for supporting the prefabricated floor;

[0024] an armpit plate, which is obliquely arranged, one side of which is fixed on the lap platform, and the other side of which is fixed on the support plate.

[0025] Preferably, the lap platform is fixed on the shear wall through a positioning bolt.

[0026] With respect to the prior art, the laminated shear wall connecting joint fastening device provided by the utility model can stretch the elastic member to a proper length when fastening and connecting the laminated shear wall, and the laminated shear wall is placed between the two fastening plates of the fastening assembly, and the two fastening plates on the two sides wrap and clamp and fix the side surface of the laminated shear wall under the elastic force of the elastic member, thereby fastening the side edge of the shear wall, and the overall operation is simple and convenient to install, can fasten the parallel shear walls, and has good adaptability. BRIEF DESCRIPTION OF DRAWINGS

[0027] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only the embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative labor.

[0028] Figure 1 It is a front structure schematic view of the laminated shear wall connecting joint fastening device provided by the utility model embodiment.

[0029] Figure 2 It is a front structure schematic view of the laminated shear wall connecting joint fastening device provided by the utility model embodiment. Figure 1 It is a local enlarged view of A in the middle.

[0030] Figure 3 It is a front structure schematic view of the laminated shear wall connecting joint fastening device provided by the utility model embodiment.

[0031] Figure 4 It is a structure schematic view of the fastening assembly in the laminated shear wall connecting joint fastening device provided by the utility model embodiment.

[0032] Figures 1 to 4 In the drawings, reference signs: 10, shear wall; 11, guide U-shaped rib; 20, fastening plate; 21, positioning plate; 211, positioning hole; 22, elastic member; 23, connecting member; 31, prefabricated floor slab; 311, support seat; 312, fastening bolt; 32, reinforcing plate; 33, support rod; 34, connecting plate; 35, lapping platform; 351, positioning bolt; 36, support plate; 37, support; 38, armpit plate; 39, connecting rod. DETAILED DESCRIPTION

[0033] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by the ordinary skilled in the art without creative labor are within the protection scope of the present application.

[0034] In order for the skilled in the art to better understand the technical solutions of the present application, the present application will be further described in detail below with reference to the drawings and specific embodiments.

[0035] The utility model provides a kind of superposed shear wall connecting joint fastening device, can be fastened to parallel shear wall 10, easy to install, good adaptability.

[0036] Please refer to Figures 1 to 4 The utility model provides a kind of superposed shear wall connecting joint fastening device includes connecting piece 23 and at least two groups of fastening components;Superposed shear wall includes at least two interconnecting shear wall 10;Fastening component includes elastic member 22 and two fastening plates 20, two fastening plates 20 are oppositely arranged, and the both sides of fastening plate 20 are equipped with positioning plate 21, and the both ends of elastic member 22 are connected with the positioning plate 21 of two fastening plates 20 respectively;Connecting piece 23 is telescopic arrangement, and connecting piece 23 is used to connect two groups of fastening components, and the both ends of connecting piece 23 are connected with two fastening plates 20 in two groups of fastening components respectively.

[0037] Shear wall 10 is parallelly arranged, in the embodiment, superposed shear wall includes two interconnecting shear wall 10, in other embodiments, superposed shear wall can also include three shear wall 10, four shear wall 10 or more, and specific limitation is not made.

[0038] When using, first, elastic member 22 is stretched, and superposed shear wall is placed between the two fastening plates 20 of fastening component, under the action of elastic member 22, fastening plate 20 is in abutment with the side of superposed shear wall, so as to wrap and clamp the side edge of shear wall 10, simple operation, easy to install.Moreover, the distance between two groups of fastening components can be changed by the telescopic of connecting piece 23, so as to fasten shear wall 10 of different heights.According to the different height of shear wall 10, with the telescopic of connecting piece 23, the vertical distance between fastening plate 20 in two groups of fastening components changes, and fastening plate 20 is clamped at different positions of shear wall 10, so as to be applicable to shear wall 10 of different heights, and superposed shear wall can be reliably fastened.

[0039] In this way, the parallel shear walls 10 can be fastened, and the fastening assembly has high adaptability.

[0040] Please refer to Figures 1 to 4 The connecting piece 23 comprises a first fixing plate and a second fixing plate, the first fixing plate and the second fixing plate are respectively fixed to the fastening plates 20 in the two groups of fastening assemblies, and the first fixing plate and the second fixing plate are slidingly connected. In this way, according to the height of the shear wall 10, the first fixing plate and the second fixing plate are relatively slid, the connecting piece 23 is telescoped as a whole, and the distance between the two groups of fastening assemblies can be changed through the telescoping of the connecting piece 23, so that the fastening assemblies are correspondingly arranged at different positions of the shear wall 10, which can adapt to shear walls 10 of different heights and reliably fasten the composite shear wall.

[0041] Please refer to Figures 1 to 4 The positioning plate 21 is provided with a positioning hole 211. Under the action of the elastic piece 22, after the fastening plate 20 fastens and wraps the side edge of the shear wall 10, the positioning plate 21 is connected with the shear wall 10 through a bolt to be positioned and reinforced, and specifically, the bolt passes through the positioning hole 211 on the positioning plate 21 and is connected with the shear wall 10.

[0042] Please refer to Figures 1 to 4 The fastening plate 20 is a U-shaped plate, and in this way, the fastening plate 20 can fully wrap the shear wall 10 from the side of the composite shear wall, so as to ensure the fastening effect.

[0043] Please refer to Figures 1 to 4 The elastic piece 22 is an elastic band, the two ends of the elastic band are respectively connected with the positioning plates 21 of the two fastening plates 20, in use, the elastic band is stretched to a proper length, then the composite shear wall is placed between the two fastening plates 20 of the fastening assembly, and after the elastic band is loosened, the fastening plate 20 clamps the composite shear wall under the elastic force of the elastic band itself.

[0044] Please refer to Figures 1 to 4 The shear walls 10 are connected through the guide U-shaped ribs 11, in this embodiment, the guide U-shaped ribs 11 are located at the top of the shear walls 10, and the shear walls 10 are connected and fixed through the guide U-shaped ribs 11.

[0045] Please refer to Figures 1 to 4 The composite shear wall connecting joint fastening device further comprises a connecting assembly arranged on one side of the composite shear wall, and the connecting assembly comprises a prefabricated floor slab 31, a reinforcing plate 32, a supporting rod 33 and two connecting plates 34.

[0046] The prefabricated floor slab 31 is vertically arranged with the shear wall 10; the reinforcing plate 32 is fixedly connected with the prefabricated floor slab 31 and one of the shear walls 10 respectively, wherein the reinforcing plate 32 is in L shape, one side of the reinforcing plate 32 is abutted with the prefabricated floor slab 31 and is connected through a fastener such as a bolt or a screw, and the other side of the reinforcing plate 32 is abutted with the shear wall 10 and is connected through a fastener such as a bolt or a screw, the reinforcing plate 32 facilitates the installation and reinforcement of the shear wall 10 and the prefabricated floor slab 31, the user can adjust the installation angle when installing through the reinforcing plate 32, so that the prefabricated floor slab 31 and the shear wall 10 can be kept vertical, and the installation inclination can be avoided.

[0047] The connecting plate 34 is in U shape, the connecting plate 34 clamps the laminated shear wall from both sides of the laminated shear wall and is fixed through a bolt, specifically, the connecting plate 34 can be clamped from the upper part of the laminated shear wall, and the connecting rod 39 is fixedly arranged between the two connecting plates 34; the supporting rod 33 is arranged obliquely, one end of the supporting rod 33 is connected with the prefabricated floor slab 31, and the other end of the supporting rod 33 is connected with the connecting rod 39.

[0048] The connecting assembly is arranged to install and reinforce the laminated shear wall of the vertical structure, and the supporting rod 33 is arranged, so that the torsional stress of the laminated shear wall can be reduced, and the plastic deformation of the laminated shear wall and the prefabricated floor slab 31 can be reduced.

[0049] Please refer to Figures 1 to 4 , the prefabricated floor slab 31 is fixedly provided with the supporting seat 311, and the supporting rod 33 is connected with the supporting seat 311 through the fastening bolt 312. Specifically, the fastening bolt 312 penetrates the supporting seat 311 and the supporting rod 33 and is locked and fixed through a nut, and the other end of the supporting rod 33 can be abutted on the middle part of the connecting rod 39. The supporting rod 33 is prone to deformation or fracture after long-term use, so that the supporting rod 33 is convenient for the user to replace in time, and deformation of the shear wall 10 can be avoided.

[0050] Please refer to Figures 1 to 4 , the laminated shear wall connecting joint fastening device provided by the utility model further comprises a lap platform 35, a supporting plate 36, a support 37 and an armpit plate 38.

[0051] The lap platform 35 is fixedly arranged on one of the shear walls 10, and the lap platform 35 is arranged in parallel with the shear wall 10; the supporting plate 36 is located below the prefabricated floor slab 31, the supporting plate 36 is arranged vertically with the shear wall 10 and is fixedly connected with the lap platform 35, wherein the supporting plate 36 is located on the top of the lap platform 35.

[0052] The support 37 is fixed on the support plate 36 and used for supporting the prefabricated floor 31. The support 37 is located on the top of the support plate 36, and the top of the support 37 abuts against the prefabricated floor 31, thereby providing support for the prefabricated floor 31. By arranging the support 37, the direct contact between the prefabricated floor 31 and the support plate 36 can be avoided, and the stability and safety can be ensured. In the embodiment, the support 37 is a rubber support 37. The rubber part of the rubber support 37 has good elasticity and flexibility, can effectively absorb vibration and impact energy, and thus plays a role of shock absorption and shock isolation. In addition, the rubber support 37 also has good elastic deformation capacity, can adapt to the displacement caused by vibration, and reduces the damage risk of buildings caused by natural disasters such as earthquakes.

[0053] The armpit plate 38 is arranged in an inclined manner, one side of the armpit plate 38 is fixed on the lap joint platform 35, and the other side of the armpit plate 38 is fixed on the support plate 36. In addition, the lap joint platform 35 is provided with two, and the two lap joint platforms 35 are located on the two sides of the support plate 36, and the armpit plate 38 is connected between each lap joint platform 35 and the support plate 36. By arranging the armpit plate 38, the torsional rigidity and bending rigidity of the support plate 36 and the lap joint platform 35 are improved, the torsional stress is reduced, the force line transition is more uniform, and the secondary internal force is reduced.

[0054] Please refer to Figures 1 to 4 The lap joint platform 35 is fixed on the shear wall 10 through the positioning bolt 351, the connection is reliable, and the installation is convenient.

[0055] The connection structure between the shear walls 10 in the prior art is generally connected by steel bars and poured with concrete at the connection position. However, the shear force at the steel bar connection position is large, and deformation is prone to occur at the connection structure. The overlapping shear wall connection joint fastening device provided by the utility model can adapt to shear walls 10 of different heights by stretching the connecting piece 23 upward to a suitable position when the shear walls 10 are connected. The elastic belt is stretched to a suitable length, and the overlapping shear wall is arranged between the two fastening plates 20 of the fastening assembly. Under the action of the elastic belt, the two fastening plates 20 abut against the side surface of the overlapping shear wall, thereby fastening and wrapping the side edge of the shear wall 10. Meanwhile, the bolt is installed at the positioning hole 211 for positioning and reinforcement. The overall operation is simple, the installation is convenient, the parallel shear walls 10 can be fastened, and the adaptability is good.

[0056] It should be noted that, in the present specification, the relational terms such as first and second, and the like, are used solely to distinguish one entity from another entity, and do not necessarily require or imply any actual such relationship or order between such entities.

[0057] The principle and implementation mode of the present application are described by using specific examples in the present application, and the above examples are only used to help understand the method and core idea of the present application. It should be pointed out that, for ordinary skilled persons in the technical field, some improvements and modifications can be made to the present application without departing from the principle of the present application, and these improvements and modifications also fall within the protection scope of the present application.

Claims

1. A fastening device for a composite shear wall connection joint, characterized in that, The laminated shear wall comprises at least two interconnected shear walls, and the laminated shear wall connecting joint fastening device comprises: at least two groups of fastening assemblies, each of which comprises an elastic member and two fastening plates, the two fastening plates are oppositely arranged, and the two sides of each fastening plate are provided with a positioning plate, and the two ends of the elastic member are connected with the positioning plates of the two fastening plates respectively; a connecting piece which is telescopically arranged and used for connecting the two groups of fastening assemblies, and the two ends of the connecting piece are connected with the two fastening plates in the two groups of fastening assemblies respectively.

2. The connected shear wall joint fastening device according to claim 1, wherein, The connecting piece comprises a first fixed plate and a second fixed plate, the first fixed plate and the second fixed plate are fixedly arranged on the fastening plates in the two groups of fastening assemblies respectively, and the first fixed plate and the second fixed plate are slidably connected.

3. The connected shear wall node fastening device of claim 2, wherein, The positioning plate is provided with a positioning hole.

4. The connected shear wall joint fastener device of claim 3, wherein, The fastening plate is a U-shaped plate.

5. The connected shear wall node fastening device according to claim 4, wherein, The elastic member is an elastic band.

6. The connected shear wall joint fastener device of claim 5, wherein, The shear walls are connected through guide U-shaped ribs.

7. The connection joint fastener device of a composite shear wall according to any one of claims 1 to 6, characterized in that, The laminated shear wall further comprises a connecting assembly arranged on one side of the laminated shear wall, and the connecting assembly comprises: a prefabricated floor which is arranged perpendicularly to the shear walls; a reinforcing plate which is fixedly connected with the prefabricated floor and one of the shear walls respectively; two connecting plates which are U-shaped, the connecting plates clamp the laminated shear wall from two sides of the laminated shear wall and are fixed through bolts, and a connecting rod is fixedly arranged between the two connecting plates; a support rod which is arranged obliquely, one end of the support rod is connected with the prefabricated floor, and the other end of the support rod is connected with the connecting rod.

8. The connected shear wall joint fastener device of claim 7, wherein, The prefabricated floor is fixedly provided with a support seat, and the support rod is connected with the support seat through a fastening bolt.

9. The connected shear wall node fastening device of claim 8, wherein, The connecting assembly further comprises: a lap joint platform which is fixedly arranged on one of the shear walls; a support plate which is arranged below the prefabricated floor, arranged perpendicularly to the shear walls and fixedly connected with the lap joint platform; a support seat which is fixedly arranged on the support plate and used for supporting the prefabricated floor; a wing plate which is arranged obliquely, one side of the wing plate is fixedly arranged on the lap joint platform, and the other side of the wing plate is fixedly arranged on the support plate.

10. The connected shear wall node fastening device according to claim 9, wherein, The lap joint platform is fixedly arranged on the shear wall through positioning bolts.

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