Buckling restrained brace

Abstract

The buckling restrained brace comprises a supporting top plate, an inclined support and a bottom support are arranged on the lower sides of the two ends of the supporting top plate through a top support, a limiting support is arranged on the lower portion of the supporting top plate, and one side of the top support is fixedly clamped on the outer side of the limiting support. A limiting supporting plate is arranged in the limiting support through an adjusting screw and a lifting support, an upper reinforcing plate is fixedly arranged on the upper side of the supporting top plate through bolts, a plurality of bolt anti-disengaging grooves matched with one ends of the bolts in an inserted mode are formed in the upper side of the limiting supporting plate, and the lower portions of nuts on the outer sides of the bolts abut against the upper portion of the limiting supporting plate. The middle of the lower side of the supporting top plate is provided with a limiting support, and one side of the top support is fixedly clamped on the outer side of the limiting support, so that one side of the top support can be supported and limited; the stability of connection and fixation of one end of the inclined support and the supporting top plate is improved, and therefore the structural strength of the buckling-restrained lower support is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of anti-buckling braces, in particular to a buckling restraining brace. Background Art

[0002] Buckling-restrained bracing is a new type of bracing. It is usually composed of three parts: an inner steel core, an outer restraint casing, and a non-bonded isolation material between the two. In earthquake-prone areas, earthquake waves that are destructive to houses are divided into transverse waves and longitudinal waves. Longitudinal waves generally cause houses to shake up and down, which has less damage to the overall structure of the house, while transverse waves cause a certain torsion on the top of the house, which is more destructive. In order to reduce the damage of transverse waves to the house structure, buckling-restrained bracing structures came into being. Buckling-restrained bracing can provide great lateral stiffness and bearing capacity for frame or rack structures. Buckling-restrained bracing systems are widely used in building structures.

[0003] A buckling restraint support structure with application number 201720137940.4 in the prior art comprises a buckling restraint support member, the buckling restraint support member comprises a sleeve, a cross core is inserted in the sleeve, one end of the cross core is fixedly connected to a beam, and the other end is fixedly connected to a support frame, a fixed column is arranged near the support frame, a storage cavity is arranged in the fixed column, the support frame is placed in the storage cavity, a plurality of rollers are arranged at the bottom of the support frame, the rollers abut against the fixed column, a through groove for the rollers to roll therein is arranged at the position of the fixed column corresponding to the roller, and a driving device is fixedly connected to one side of the support frame. The utility model has the following beneficial effects: the buckling restraint support structure can simply adjust the position of the buckling restraint support member, so as to achieve the purpose of convenient correction, but the structural strength of the buckling restraint lower support is general, and the contact area of ​​the upper part of the support top plate with the house beam is small, thereby affecting the stability of the connection and fixation of the support top plate with the house beam. Utility Model Content

[0004] The purpose of the utility model is to provide a buckling restraint support to solve the problem that the structural strength of the buckling restraint lower support in the prior art is general, and the contact area between the upper part of the support top plate and the house beam is small, thereby affecting the stability of the connection and fixation between the support top plate and the house beam.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a flexure constraint support, including a supporting top plate, an inclined bracket is provided on the lower side of both ends of the supporting top plate through the top bracket, a bottom support is provided at one end of the inclined bracket, a limit support is provided in the middle part of the lower side of the supporting top plate, and one side of the top bracket is fixedly clamped on the outer side of the limit support, a limit support plate is provided inside the limit support through an adjusting screw and a lifting bracket, an upper reinforcing plate is fixedly provided on the upper side of the supporting top plate by bolts, a plurality of bolt anti-slip grooves which are inserted and matched with one end of the bolt are provided on the upper side of the limit support plate, and the lower part of the nut on the outer side of the bolt is abutted against the upper part of the limit support plate, and transverse limit brackets are provided on the upper side of both ends of the upper reinforcing plate, and a wall top support plate is provided at one end of the transverse limit bracket.

[0006] Furthermore, the top bracket and the bottom support are both right-angle support plates, and the top bracket and the bottom support are distributed and fixedly welded at both ends of the inclined bracket.

[0007] Furthermore, multiple groups of bolts are vertically welded to the lower side of the upper reinforcing plate at one end, and one end of each group of bolts slides through the positioning holes provided on the supporting top plate.

[0008] Furthermore, the limit support and the lifting support are both configured as U-shaped supports, and the side wall of the lifting support slides through the limit hole of the inner bottom wall of the limit support.

[0009] Furthermore, one end of the adjusting screw is vertically rotatably connected to the lower side of the limiting support through a bearing, and the adjusting screw is threadedly connected to the threaded hole in the middle of the lifting bracket.

[0010] Furthermore, the transverse limiting bracket and the wall top support plate are integrally arranged to form an L-shaped bracket, and the transverse limiting bracket and the wall top support plate are symmetrically arranged with respect to the upper reinforcing plate.

[0011] Furthermore, a first reinforcing fin is provided between the upper reinforcing plate and the transverse limiting bracket, and a second reinforcing fin is provided between the transverse limiting bracket and the wall top supporting plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model provides a limit support in the middle of the lower side of the support top plate, and one side of the top support is fixedly clamped on the outer side of the limit support, so that one side of the top support can be supported and limited, which is convenient for improving the stability of the connection and fixation between one end of the inclined support and the support top plate, thereby improving the structural strength of the buckling restraint lower support.

[0014] 2. The utility model also has an upper reinforcing plate fixed on the upper side of the supporting top plate by bolts, and transverse limit brackets are provided on the upper sides of both ends of the upper reinforcing plate, and a wall top support plate is provided at one end of the transverse limit bracket. The two transverse limit brackets are clamped on both sides of the house beams, and the wall top support plate is close to the top surface of the house, so that the two sides of the house beams can be limited, and at the same time, the contact area between the upper part of the supporting top plate and the house beams is increased, which is beneficial to further improve the stability of the connection and fixation between the supporting top plate and the house beams.

[0015] 3. The utility model also provides a limit support plate inside the limit support through an adjusting screw and a lifting bracket, and a plurality of bolt anti-slip grooves which are inserted and matched with one end of the bolt are opened on the upper side of the limit support plate, and the lower part of the nut on the outer side of the bolt is abutted against the upper part of the limit support plate, so that the lower part of the nut at one end of the bolt can be limited to prevent the nut from detaching from one end of the bolt, which is beneficial to improving the stability of the connection and fixation between the support top plate and the upper reinforcing plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 This is the overall structural front view of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the upper reinforcement plate of the utility model;

[0019] Figure 3 This is a schematic diagram of the supporting top plate structure of the utility model;

[0020] Figure 4 It is a schematic diagram of the limit support plate structure of the utility model.

[0021] In the figure: 1. Support top plate; 2. Top bracket; 3. Inclined bracket; 4. Bottom support; 5. Upper reinforcing plate; 6. Horizontal limit bracket; 7. Wall top support plate; 8. First reinforcing fin; 9. Second reinforcing fin; 10. Limit support; 11. Lifting bracket; 12. Adjusting screw; 13. Bearing; 14. Limit support plate; 15. Bolt anti-slip groove; 16. Bolt; 17. Nut; 18. Limit hole; 19. Positioning hole; 20. Threaded hole. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to 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 the embodiments. Based on the embodiments in 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.

[0023] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 In an embodiment of the utility model, a buckling restraint support includes a support top plate 1, an inclined bracket 3 is provided on the lower side of both ends of the support top plate 1 through a top bracket 2, a bottom support 4 is provided at one end of the inclined bracket 3, and the top bracket 2 and the bottom support 4 are both right-angle support plates, and the top bracket 2 and the bottom support 4 are distributed and fixedly welded at both ends of the inclined bracket 3, a limit support 10 is provided in the middle of the lower side of the support top plate 1, and one side of the top bracket 2 is fixedly clamped on the outside of the limit support 10, so that one side of the top bracket 2 can be supported and limited, which is convenient for improving the stability of the connection and fixation of one end of the inclined bracket 3 with the support top plate 1, thereby improving the structural strength of the buckling restraint lower support.

[0024] like Figure 1 and Figure 3 As shown, in order to improve the stability of the connection and fixation between the supporting top plate 1 and the house beams, transverse limiting brackets 6 are provided on the upper sides of both ends of the upper reinforcing plate 5, and a wall top support plate 7 is provided at one end of the transverse limiting bracket 6. By clamping the two transverse limiting brackets 6 on both sides of the house beams and making the wall top support plate 7 close to the top surface of the house, the two sides of the house beams can be limited. At the same time, the contact area between the upper part of the supporting top plate 1 and the house beams is increased, which is beneficial to further improve the stability of the connection and fixation between the supporting top plate 1 and the house beams. Moreover, the transverse limiting bracket 6 and the wall top support plate 7 are integrally arranged into an L-shaped bracket, and the transverse limiting bracket 6 and the wall top support plate 7 are symmetrically arranged about the upper reinforcing plate 5. A first reinforcing fin 8 is provided between the upper reinforcing plate 5 and the transverse limiting bracket 6, and a second reinforcing fin 9 is provided between the transverse limiting bracket 6 and the wall top support plate 7, so that the strength of the connection and fixation between the upper reinforcing plate 5, the transverse limiting bracket 6 and the wall top support plate 7 is relatively high, which is beneficial to improve the stability of the transverse limiting bracket 6 clamped on both sides of the roof beams.

[0025] like Figure 1 and Figure 3As shown, in order to improve the stability of the connection and fixation between the support top plate 1 and the upper reinforcing plate 5, a limiting support plate 14 is provided inside the limiting support 10 through an adjusting screw 12 and a lifting bracket 11, and the upper reinforcing plate 5 is fixedly provided on the upper side of the support top plate 1 by bolts 16, and a plurality of bolt anti-slip grooves 15 are provided on the upper side of the limiting support plate 14 to cooperate with one end of the bolt 16, and multiple groups of bolts 16 are vertically welded to the lower side of the upper reinforcing plate 5 at one end, and one end of the multiple groups of bolts 16 all slide through the positioning holes 19 set in the support top plate 1, and the lower part of the nut 17 on the outer side of the bolt 16 is abutted against the upper part of the limiting support plate 14, so that the lower part of the nut 17 at one end of the bolt 16 can be limited to prevent the nut 17 from detaching from one end of the bolt 16, which is beneficial to improving the stability of the connection and fixation between the support top plate 1 and the upper reinforcing plate 5.

[0026] like Figure 1 , Figure 3 and Figure 4 As shown, in order to realize the rapid disassembly and assembly of the nut 17, the limit support 10 and the lifting support 11 are both configured as U-shaped supports, and the side wall of the lifting support 11 slides through the limit hole 18 provided on the inner bottom wall of the limit support 10, and one end of the adjusting screw 12 is vertically rotatably connected to the lower side of the limit support 10 through the bearing 13, and the adjusting screw 12 is threadedly connected to the threaded hole 20 in the middle of the lifting support 11, so that the limit support plate 14 can be raised and lowered by the adjusting screw 12, so that the limit support plate 14 can be pressed against the lower part of the nut 17, and the adjustment is convenient and quick, which facilitates the disassembly and assembly and positioning of the nut 17.

[0027] The working principle and use process of the utility model: when in use, through the limit support 10 provided at the lower part of the support top plate 1, one side of the top bracket 2 at one end of the inclined bracket 3 is fixedly clamped on the outer side of the limit support 10, so that one side of the top bracket 2 can be supported and limited, which is convenient for improving the stability of the connection and fixation of one end of the inclined bracket 3 with the support top plate 1, thereby improving the structural strength of the lower support of the buckling constraint; and an upper reinforcing plate 5 is fixedly provided on the upper side of the support top plate 1 by bolts 16, and a transverse limit bracket 6 is provided on the upper side of both ends of the upper reinforcing plate 5, and a wall top support plate 7 is provided at one end of the transverse limit bracket 6. The two transverse limit brackets 6 are clamped on both sides of the house beams, and the wall top support plate 7 is close to the top surface of the house, so that the two sides of the house beams can be limited. At the same time, the contact area between the upper part of the support top plate 1 and the house beams is increased, which is conducive to further improving the stability of the connection and fixation between the support top plate 1 and the house beams.

[0028] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A buckling restrained brace, comprising a support top plate (1), characterized in that: The lower sides of both ends of the support top plate (1) are provided with inclined brackets (3) through the top bracket (2), and one end of the inclined bracket (3) is provided with a bottom bracket (4). A limit bracket (10) is provided in the middle of the lower side of the support top plate (1), and one side of the top bracket (2) is fixedly clamped on the outer side of the limit bracket (10). A limit support plate (14) is provided inside the limit support (10) through an adjusting screw rod (12) and a lifting bracket (11). An upper reinforcing plate (5) is fixedly provided on the upper side of the support top plate (1) through bolts (16). A plurality of bolt anti-slip grooves (15) are provided on the upper side of the limit support plate (14) to be inserted and matched with one end of the bolt (16). The lower part of the nut (17) on the outer side of the bolt (16) is abutted against the upper part of the limit support plate (14). The upper sides of both ends of the upper reinforcing plate (5) are provided with transverse limit brackets (6), and one end of the transverse limit bracket (6) is provided with a wall top support plate (7).

2. A buckling restrained brace according to claim 1, characterized in that: The top bracket (2) and the bottom bracket (4) are both right-angled support plates, and the top bracket (2) and the bottom bracket (4) are distributed, fixed and welded at both ends of the inclined bracket (3).

3. A buckling restrained brace according to claim 1, characterized in that: One end of the bolts (16) is vertically welded to the lower side of the upper reinforcing plate (5) in multiple groups, and one end of each of the multiple groups of bolts (16) slides through the positioning holes (19) of the supporting top plate (1).

4. A buckling restrained brace according to claim 1, characterized in that: The position-limiting support (10) and the lifting support (11) are both configured as U-shaped supports, and the side wall of the lifting support (11) slides through the position-limiting hole (18) on the inner bottom wall of the position-limiting support (10).

5. A buckling restrained brace according to claim 4, characterized in that: One end of the adjusting screw (12) is vertically rotatably connected to the lower side of the limiting support (10) via a bearing (13), and the adjusting screw (12) is threadedly connected to a threaded hole (20) in the middle of the lifting bracket (11).

6. A buckling restrained brace according to claim 1, characterized in that: The transverse limiting bracket (6) and the wall top support plate (7) are integrally arranged to form an L-shaped bracket, and the transverse limiting bracket (6) and the wall top support plate (7) are symmetrically arranged with respect to the upper reinforcing plate (5).

7. A buckling restrained brace according to claim 6, characterized in that: A first reinforcing fin (8) is provided between the upper reinforcing plate (5) and the transverse limiting bracket (6), and a second reinforcing fin (9) is provided between the transverse limiting bracket (6) and the wall top supporting plate (7).

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