An adjustable height rigid connection structure

Abstract

The application provides a height-adjustable rigid connection structure and relates to the field of civil engineering.The height-adjustable rigid connection structure comprises a steel beam, an external connecting plate, a buried plate, a back plate, a top connecting plate and a reinforcing plate assembly; the buried plate is opposite to the back plate and is used for being fixed on a concrete structure respectively, the buried plate and the back plate all exceed the concrete structure, and the parts of the buried plate and the back plate exceeding the concrete structure are fixed and connected through the reinforcing plate assembly; the steel beam is fixedly connected with the external connecting plate, the external connecting plate is fixedly connected with the buried plate, and the top connecting plate is fixedly connected with the end portions of the buried plate and the back plate and is fixedly connected with the reinforcing plate assembly.The height-adjustable rigid connection structure provided by the embodiment of the application can increase the bending resistance of the joint, strengthen the overall stability of the joint and be beneficial to improving the safety performance of the joint.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of civil engineering, in particular to a height-adjustable rigid connection structure. BACKGROUND

[0002] The rigid connection node is a common connection node in the field of house building, especially in the node connection of steel structure canopy and concrete structure. When there is a height difference between the steel structure canopy and the concrete structure, it is difficult to rigidly connect the two, and the conventional node cannot meet the requirements of rigid connection and safety. In the existing rigid connection node, the embedded plate and the back plate are connected by perforated plug welding, the embedded plate and the steel beam flange are welded, and the external connecting plate and the steel beam web are connected by high-strength bolts. When there is a height difference between the steel structure canopy and the concrete structure, the bending resistance of the node of this connection mode is weak, the overall stability of the node cannot be ensured, and safety problems exist. SUMMARY

[0003] The embodiment of the present application discloses a height-adjustable rigid connection structure which can increase the bending resistance of the node, strengthen the overall stability of the node, and improve the safety performance of the node.

[0004] The present application discloses a height-adjustable rigid connection structure, which comprises a steel beam, an external connecting plate, an embedded plate, a back plate, a top connecting plate and a reinforcing plate assembly.

[0005] The embedded plate and the back plate are opposite and are used to be fixed on the concrete structure respectively, and the embedded plate and the back plate both exceed the concrete structure, and the part of the embedded plate and the back plate exceeding the concrete structure is fixed and connected by the reinforcing plate assembly.

[0006] The steel beam is fixedly connected with the external connecting plate, the external connecting plate is fixedly connected with the embedded plate, and the top connecting plate is fixedly connected with the end portions of the embedded plate and the back plate and is fixedly connected with the reinforcing plate assembly.

[0007] The reinforcing plate assembly comprises a vertical supporting plate, an internal connecting plate and a transverse stiffening plate, the internal connecting plate is fixedly connected with the embedded plate, the back plate and the top connecting plate respectively, and the vertical supporting plate intersects with the transverse stiffening plate and is fixedly connected with the internal connecting plate.

[0008] The opposite ends of the vertical supporting plate are connected with the top connecting plate and the concrete structure respectively, and the opposite ends of the transverse stiffening plate are connected with the embedded plate and the back plate respectively.

[0009] The rigid connection structure further comprises high-strength bolts, and the external connecting plate is fixedly connected with the steel beam by the high-strength bolts.

[0010] As an optional implementation, the embedded plate and the back plate are both equal strength penetration welded with the inner connecting plate and the top connecting plate.

[0011] As an optional implementation, the embedded plate is equal strength penetration welded with the flange of the steel beam.

[0012] As an optional implementation, the rigid connection structure further comprises anchor bars, and the back plate and the embedded plate are fixed on the concrete structure through the anchor bars.

[0013] As an optional implementation, the anchor bars comprise a plurality of anchor bars, and the same anchor bar is simultaneously connected with the embedded plate and the back plate through hole plug welding.

[0014] As an optional implementation, the rigid connection structure further comprises a floor slab, and the floor slab is fixed with the concrete structure.

[0015] As an optional implementation, the anchor bars comprise a plurality of anchor bars, and at least one anchor bar in the plurality of anchor bars is connected with the embedded plate, the back plate and the floor slab.

[0016] Compared with the prior art, the beneficial effects of the present application are that:

[0017] The rigid connection structure with adjustable height provided by the embodiment of the present application can realize the scenario that the steel structure canopy and the concrete structure have a height difference, and at the same time meet the rigid connection and safety requirements, and ensure the stability of the overall structure. The embedded plate and the back plate are both fixedly connected with the concrete structure, and the embedded plate and the back plate both exceed the concrete structure upward, the embedded plate is fixed with the steel beam through the outer connecting plate, the top connecting plate is fixed with the embedded plate and the back plate respectively, and at the same time, in order to increase the connection stability between the top connecting plate, the embedded plate and the back plate, the reinforcing plate assembly is fixedly connected with the top connecting plate, the embedded plate and the back plate, so that the reinforcing plate assembly, the top connecting plate, the embedded plate and the back plate are stressed cooperatively, the bending resistance is increased, the rigid connection stability requirement of the connection joint of the steel structure canopy and the concrete structure is ensured, and thus the safety performance of the joint is improved. Although the height difference between the steel structure canopy and the concrete structure can also increase the height of the concrete structure, increasing the height of the concrete structure will significantly increase the cost, and the rigid connection structure provided by the embodiment of the present application can meet the structure stability requirement and the safety performance requirement of the rigid connection at a lower cost, realize the rigid connection when the steel structure canopy and the concrete structure have a height difference, and thus improve the safety problem of the cantilever canopy at a low cost. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below only represent some of the embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative effort based on these drawings.

[0019] Figure 1 is a structural schematic diagram of the height-adjustable rigid connection structure disclosed in the embodiments of the present application;

[0020] Figure 2 is a three-dimensional structural schematic diagram of the height-adjustable rigid connection structure disclosed in the embodiments of the present application;

[0021] Figure 3 is a structural schematic diagram of the height-adjustable rigid connection structure disclosed in the embodiments of the present application from another perspective.

[0022] Icon: 100, steel beam; 110, concrete structure; 200, external connecting plate; 300, embedded plate; 400, back plate; 500, top connecting plate; 600, reinforcing plate assembly; 610, vertical supporting plate; 620, internal connecting plate; 630, transverse stiffening plate; 700, high-strength bolt; 800, anchor bar; 900, floor slab. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments only represent some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative effort belong to the scope of protection of the present application.

[0024] In the present application, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "transverse", "longitudinal", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are mainly used to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.

[0025] In addition, in addition to indicating the orientation or positional relationship, the above-mentioned part of the terms can also be used to indicate other meanings, for example, the term "upper" can also be used to indicate a certain dependent relationship or connection relationship in some cases. For those skilled in the art, the specific meaning of these terms in the present application can be understood according to the specific situation.

[0026] In addition, the terms "mounting", "arrangement", "provided with", "connected", "linked" should be interpreted broadly. For example, it can be fixed connection, detachable connection, or integral structure; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate media, or internal communication between two devices, elements or components. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0027] In addition, the terms "first", "second", etc. are mainly used to distinguish different devices, elements or components (the specific types and structures may be the same or different), and are not intended to indicate or imply the relative importance and quantity of the indicated devices, elements or components. Unless otherwise stated, the meaning of "multiple" is two or more.

[0028] The technical solutions of the present application will be further described below in conjunction with the embodiments and drawings.

[0029] Please refer to Figure 1 The adjustable height rigid connection structure can increase the bending resistance of the connection joint of the steel structure canopy and the concrete structure, strengthen the overall stability of the joint, and improve the safety performance of the joint.

[0030] As Figure 1 shown, in the embodiment of the present application, the adjustable height rigid connection structure comprises a steel beam 100, an external connecting plate 200, a buried plate 300, a back plate 400, a top connecting plate 500 and a reinforcing plate assembly 600. The buried plate 300 is opposite to the back plate 400 and is used to be fixed on the concrete structure 110 respectively, and the buried plate 300 and the back plate 400 both exceed the concrete structure 110, and the part of the buried plate 300 and the back plate 400 exceeding the concrete structure 110 is fixed and connected through the reinforcing plate assembly 600; the steel beam 100 is fixed and connected with the external connecting plate 200, the external connecting plate 200 is fixed and connected with the buried plate 300, the top connecting plate 500 is fixed and connected with the end of the buried plate 300 and the back plate 400 and is fixed and connected with the reinforcing plate assembly 600.

[0031] It should be noted that in the embodiment of the present application, the height-adjustable rigid connection structure can realize the situation that the steel structure canopy and the concrete structure have a height difference, while meeting the rigid connection and safety requirements, and ensuring the stability of the overall structure. In the embodiment of the present application, the embedded plate 300 and the back plate 400 are fixedly connected with the concrete structure 110 (concrete structure), and the embedded plate 300 and the back plate 400 both extend upward beyond the concrete structure 110, the embedded plate 300 is fixed with the steel beam 100 through the external connecting plate 200, the top connecting plate 500 is fixed with the embedded plate 300 and the back plate 400 respectively, and in order to increase the connection stability between the top connecting plate 500, the embedded plate 300 and the back plate 400, the reinforcing plate assembly 600 is fixedly connected with the top connecting plate 500, the embedded plate 300 and the back plate 400, so that the reinforcing plate assembly 600, the top connecting plate 500, the embedded plate 300 and the back plate 400 bear force in coordination, the bending resistance is increased, and the rigid connection stability requirement of the connection joint of the steel structure canopy and the concrete structure is ensured, thereby the safety performance of the joint is improved.

[0032] In addition, it should be noted that although the height difference between the steel structure canopy and the concrete structure can also increase the height of the concrete structure, increasing the height of the concrete structure will significantly increase the cost, while the rigid connection structure provided in the embodiment of the present application can meet the structural stability requirement and safety performance requirement of rigid connection at a lower cost, realize the rigid connection when the steel structure canopy and the concrete structure have a height difference, and thus improve the safety problem of the cantilever canopy at a low cost.

[0033] Optionally, in the embodiment, the external connecting plate 200, the embedded plate 300, the back plate 400, the top connecting plate 500 and the reinforcing plate assembly 600 can all be steel plates.

[0034] It should be understood that the reinforcing plate assembly 600 is used to increase the connection strength between the embedded plate 300, the back plate 400 and the top connecting plate 500, and further increase the bending resistance. As an optional implementation, the reinforcing plate assembly 600 can include vertical supporting plates 610, internal connecting plates 620 and transverse stiffening plates 630, the internal connecting plates 620 are fixedly connected with the embedded plate 300, the back plate 400 and the top connecting plate 500 respectively, and the vertical supporting plates 610 intersect with the transverse stiffening plates 630 and are both fixedly connected with the internal connecting plates 620.

[0035] Optionally, in the embodiment, the opposite ends of the vertical supporting plate 610 are connected with the top connecting plate 500 and the concrete structure 110 respectively, and the opposite ends of the transverse stiffening plate 630 are connected with the embedded plate 300 and the back plate 400 respectively. Optionally, the vertical supporting plate 610 is placed on the concrete structure 110.

[0036] Optionally, in the embodiment, the internal connecting plate 620 is vertically placed and is generally perpendicular to the buried plate 300 and the back plate 400, so as to better bear the stress of the top connecting plate 500, the buried plate 300 and the back plate 400; the vertical supporting plate 610 is perpendicular to the horizontal stiffening plate 630, and both are generally perpendicular to the internal connecting plate 620.

[0037] Optionally, in the embodiment, the vertical supporting plate 610 is generally triangular, one of the top corners of which is upward and connected with the top connecting plate 500, and the side corresponding to the top corner is located on the concrete structure 110; the stability of the triangular structure can further ensure the stability and bending resistance of the structure.

[0038] Optionally, in the embodiment, the buried plate 300 and the back plate 400 are both welded with the internal connecting plate 620 and the top connecting plate 500 by equal strength penetration welding.

[0039] It should be understood that, in the embodiment, the top connecting plate 500, the internal connecting plate 620, the horizontal stiffening plate 630, the vertical supporting plate 610, the buried plate 300 and the back plate 400 bear the stress cooperatively, which increases the bending resistance of the joint, strengthens the overall stability of the joint and improves the safety performance of the joint.

[0040] As an optional embodiment, the rigid connection structure can further include a high-strength bolt 700, and the external connecting plate 200 is fixedly connected with the steel beam 100 through the high-strength bolt 700.

[0041] Optionally, in the embodiment, the buried plate 300 is welded with the flange of the steel beam 100 by equal strength penetration welding.

[0042] As an optional embodiment, the rigid connection structure further includes an anchor 800, and the back plate 400 and the buried plate 300 are fixed on the concrete structure 110 through the anchor 800.

[0043] Optionally, in the embodiment, the anchor 800 includes a plurality of anchors, and the same anchor 800 is simultaneously connected with the buried plate 300 and the back plate 400 by hole plug welding.

[0044] As an optional embodiment, the rigid connection structure further includes a floor slab 900, and the floor slab 900 is fixed with the concrete structure 110.

[0045] Optionally, in the embodiment, the anchor 800 includes a plurality of anchors, and at least one of the plurality of anchors 800 is connected with the buried plate 300, the back plate 400 and the floor slab 900.

[0046] Please refer to Figures 1 to 3The height-adjustable rigid connection structure provided by the embodiment of the present application can realize the situation that the steel structure canopy and the concrete structure have a height difference, and meets the rigid connection and safety requirements, and ensures the stability of the overall structure. The embedded plate 300 and the back plate 400 are fixedly connected with the concrete structure 110, and the embedded plate 300 and the back plate 400 both extend upwards beyond the concrete structure 110, the embedded plate 300 is fixed with the steel beam 100 through the external connecting plate 200, the top connecting plate 500 is fixed with the embedded plate 300 and the back plate 400, and in order to increase the connection stability between the top connecting plate 500, the embedded plate 300 and the back plate 400, the reinforcing plate assembly 600 is fixedly connected with the top connecting plate 500, the embedded plate 300 and the back plate 400, so that the reinforcing plate assembly 600, the top connecting plate 500, the embedded plate 300 and the back plate 400 bear force in coordination, the bending resistance is increased, the rigid connection stability requirement of the connection joint of the steel structure canopy and the concrete structure is ensured, and therefore the safety performance of the joint is improved. Although the height difference between the steel structure canopy and the concrete structure can also increase the height of the concrete structure, increasing the height of the concrete structure will significantly increase the cost, and the rigid connection structure provided by the embodiment of the present application can meet the structural stability requirement and the safety performance requirement of the rigid connection at a lower cost, realize the rigid connection when the steel structure canopy and the concrete structure have a height difference, and thus improve the safety problem of the overhanging canopy at a low cost.

[0047] The height-adjustable rigid connection structure provided by the embodiment of the present application can realize the situation that the steel structure canopy and the concrete structure have a height difference, and meets the rigid connection and safety requirements, and ensures the stability of the overall structure. The embedded plate 300 and the back plate 400 are fixedly connected with the concrete structure 110, and the embedded plate 300 and the back plate 400 both extend upwards beyond the concrete structure 110, the embedded plate 300 is fixed with the steel beam 100 through the external connecting plate 200, the top connecting plate 500 is fixed with the embedded plate 300 and the back plate 400, and in order to increase the connection stability between the top connecting plate 500, the embedded plate 300 and the back plate 400, the reinforcing plate assembly 600 is fixedly connected with the top connecting plate 500, the embedded plate 300 and the back plate 400, so that the reinforcing plate assembly 600, the top connecting plate 500, the embedded plate 300 and the back plate 400 bear force in coordination, the bending resistance is increased, the rigid connection stability requirement of the connection joint of the steel structure canopy and the concrete structure is ensured, and therefore the safety performance of the joint is improved. Although the height difference between the steel structure canopy and the concrete structure can also increase the height of the concrete structure, increasing the height of the concrete structure will significantly increase the cost, and the rigid connection structure provided by the embodiment of the present application can meet the structural stability requirement and the safety performance requirement of the rigid connection at a lower cost, realize the rigid connection when the steel structure canopy and the concrete structure have a height difference, and thus improve the safety problem of the overhanging canopy at a low cost.

Claims

1. A rigid connection structure with adjustable height, characterized in that, It includes a steel beam (100), an external connecting plate (200), an embedded plate (300), a back plate (400), a top connecting plate (500), and a reinforcing plate assembly (600); The embedded plate (300) is opposite to the back plate (400) and is used to fix it to the concrete structure (110) respectively. Both the embedded plate (300) and the back plate (400) extend beyond the concrete structure (110), and the portions of the embedded plate (300) and the back plate (400) that extend beyond the concrete structure (110) are fixedly connected by the reinforcing plate assembly (600). The steel beam (100) is fixedly connected to the external connecting plate (200), the external connecting plate (200) is fixedly connected to the embedded plate (300), the top connecting plate (500) is fixedly connected to the ends of the embedded plate (300) and the back plate (400) and is fixedly connected to the reinforcing plate assembly (600); The reinforcing plate assembly (600) includes a vertical support plate (610), an internal connecting plate (620), and a horizontal stiffening plate (630). The internal connecting plate (620) is fixedly connected to the embedded plate (300), the back plate (400), and the top connecting plate (500), respectively. The vertical support plate (610) intersects with the horizontal stiffening plate (630) and is fixedly connected to the internal connecting plate (620). The two opposite ends of the vertical bracing plate (610) are respectively connected to the top connecting plate (500) and the concrete structure (110); the two opposite ends of the horizontal stiffening plate (630) are respectively connected to the embedded plate (300) and the back plate (400); The rigid connection structure also includes high-strength bolts (700), and the external connecting plate (200) is fixedly connected to the steel beam (100) by the high-strength bolts (700).

2. The adjustable height rigid connection structure according to claim 1, characterized in that, The embedded plate (300) and the back plate (400) are both welded with the internal connecting plate (620) and the top connecting plate (500) with equal penetration.

3. The adjustable-height rigid connection structure according to claim 1, characterized in that, The embedded plate (300) and the flange of the steel beam (100) are welded with equal penetration strength.

4. The adjustable-height rigid connection structure according to any one of claims 1-3, characterized in that, The rigid connection structure also includes anchor bars (800), and the back plate (400) and the embedded plate (300) are fixed to the concrete structure (110) by the anchor bars (800).

5. The adjustable-height rigid connection structure according to claim 4, characterized in that, The anchor bar (800) includes multiple anchor bars, and the same anchor bar (800) is simultaneously connected to the embedded plate (300) and the back plate (400) by through-hole plug welding.

6. The adjustable-height rigid connection structure according to claim 4, characterized in that, The rigid connection structure also includes a floor slab (900), which is fixed to the concrete structure (110).

7. The adjustable-height rigid connection structure according to claim 6, characterized in that, The anchor bars (800) include a plurality of anchor bars (800), and at least one of the plurality of anchor bars (800) is connected to the embedded plate (300), the back plate (400) and the floor slab (900).

Images