Joint for steel curtain wall system

Abstract

The utility model provides a joint for a steel curtain wall system, which relates to the field of building curtain walls and comprises a joint body. A groove is formed in the joint body; a first connecting plate parallel to the bottom face of the groove is arranged on the left side of the front end of the connector body. A second connecting plate parallel to the bottom face of the groove is arranged on the right side of the front end of the connector body. The right end of the first connecting plate is connected with the left end of the groove, and a first bent part is formed at the joint; the left end of the second connecting plate is connected with the right end of the groove, and a second bent part is formed at the joint; the first bent part protrudes towards the right side; the second bent part protrudes towards the left side; an opening is formed between the first bending part and the second bending part; the opening is smaller than a notch of the groove. The utility model can solve the problem that when the steel column and the joint are fixed in the prior art, a through hole needs to be reserved on the steel column, and the steel column and the joint are fixed through a screw, so that the suitability of steel columns supplied by different manufacturers is reduced, and the suitability between the steel column and the joint and the fault tolerance of curtain wall installation are improved.

Description

Technical Field

[0001] The utility model relates to the field of building curtain walls, in particular to a joint for a steel curtain wall system. Background Art

[0002] The curtain wall is the exterior wall enclosure of a building. It is a lightweight wall with decorative effects commonly used in modern large and high-rise buildings. The curtain wall usually includes a keel, curtain wall panels, a pressure plate and bolts. The curtain wall panels are carried on the keel, and the pressure plate is pressed on the curtain wall panels. The pressure plate is connected to the keel by bolts. When the bolts are tightened, the pressure plate is driven to press the curtain wall panels.

[0003] For example, the Chinese patent application No. 202222654437.X discloses a multifunctional joint and connection device for a curtain wall steel structure, including a joint body; a groove running through from front to back is provided on the joint body, an opening tightened inward is provided on the groove, connecting plates are provided on the joint body on both sides of the groove, a plurality of through holes are provided on the connecting plates, and a folded edge is provided on the end of the connecting plate away from the groove; the folded edge includes a first bending section formed by bending in opposite directions twice and the first bending section is bent toward one side of the groove to form a second bending section, and the first bending section and the second bending section are connected to form a notch; the joint disclosed in the above patent can be applied to the assembly and use of a variety of curtain wall steel structure connection devices, the joint body is in direct contact with the steel column, the joint body is fixed to the glass panel by bolts, and is firmly installed, and only the steel column and the rubber strips adapted to be connected on the folded edge are visible on the indoor side, and the indoor material is relatively simple.

[0004] However, when using the joint provided by the above patent, it is necessary to reserve a through hole on the steel column and fix the steel column and the joint with screws, which reduces the adaptability of steel columns supplied by different manufacturers; the folded edge structure of the joint limits the use of rubber strip materials, reduces the fixing methods between the joint and the steel column, and reduces the fault tolerance of the curtain wall installation. Utility Model Content

[0005] In view of the above-mentioned problems, the utility model provides a joint for a steel curtain wall system, which can solve the problem of the prior art that when fixing the steel column and the joint, a through hole needs to be reserved on the steel column, and the steel column and the joint are fixed by screws, thereby reducing the compatibility problem of steel columns supplied by different manufacturers, and improving the compatibility between the steel column and the joint and the fault tolerance of the curtain wall installation.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] The utility model provides a joint for a steel curtain wall system, comprising a joint body; the joint body is vertically arranged; a groove is arranged on the joint body; the groove is vertically arranged; both ends of the groove in the vertical direction penetrate the joint body; the notch of the groove faces the front of the joint body; a first connecting plate parallel to the bottom surface of the groove is vertically arranged on the left side of the front end of the joint body; a second connecting plate parallel to the bottom surface of the groove is vertically arranged on the right side of the front end of the joint body; the right end of the first connecting plate is connected to the left end of the groove, and a first bend is formed at the connection; the left end of the second connecting plate is connected to the right end of the groove, and a second bend is formed at the connection; the first bend protrudes to the right; the second bend protrudes to the left; an opening is formed between the first bend and the second bend; the opening is smaller than the notch of the groove.

[0008] The utility model provides a joint for a steel curtain wall system, preferably, the right end of the first connecting plate covers part of the notch of the groove in the horizontal direction; the left end of the second connecting plate covers part of the notch of the groove in the horizontal direction; the first curved portion and the second curved portion protrude obliquely toward the inside of the groove.

[0009] The utility model provides a joint for a steel curtain wall system, preferably, the left end of the first connecting plate is bent backward to form a first folded plate; the right end of the second connecting plate is bent backward to form a second folded plate; the plate surface of the first folded plate is perpendicular to the plate surface of the first connecting plate; the plate surface of the second folded plate is perpendicular to the plate surface of the second connecting plate.

[0010] The above technical solution has the following advantages or beneficial effects:

[0011] The utility model provides a joint for a steel curtain wall system, comprising a joint body; in order to facilitate clamping of a panel, a first connecting plate parallel to the bottom surface of a groove is vertically arranged on the left side of the front end of the joint body, and a second connecting plate parallel to the bottom surface of the groove is vertically arranged on the right side of the front end of the joint body. When the column and the pressure plate clamp the panel, the panel can be clamped indirectly by the joint body. A rubber strip is arranged between the joint body fixed in the column and the panel, wherein the plate surface of the first connecting plate is parallel to the plate surface of the panel, and the plate surface of the second connecting plate is parallel to the plate surface of the panel, so that the first connecting plate and the second connecting plate can uniformly apply a reaction force to the panel. Due to the folding structure on the joint in the prior art, the prior art limits the use of rubber strips to connect and fix the column and the glass panel. This method reduces the contact surface between the column and the glass panel. Compared with the prior art, the joint body here can have a larger contact area and a more uniform force-bearing surface with the panel through the rubber strip. When the panel is subjected to a smaller pressure, a certain pressure can be maintained so that the panel is stably clamped between the column and the pressure plate. , saving the use of rubber strip materials, further reducing the risk of aging of rubber strip materials due to environmental influences, and improving the service life of the curtain wall system; in order to allow the bolt to be embedded in the groove, the pressure plate can press the panel toward the column through the cooperation of the bolt and the nut, so that the right end of the first connecting plate is connected to the left end of the groove, and a first curved portion is formed at the connection, and the left end of the second connecting plate is connected to the right end of the groove, and a second curved portion is formed at the connection, the first curved portion protrudes to the right, and the second curved portion protrudes to the left, and an opening is formed between the first curved portion and the second curved portion, and the opening is smaller than the notch of the groove. When the head of the bolt is embedded in the groove, since the opening is smaller than the notch of the groove, the bolt cannot leave the opening at this time, so that the nut can be tightened on the bolt, so that the panel is pressed on the column by the pressure plate; by fixing the joint body with the groove on the column, it is possible to avoid adding more screw hole groups for clamping the panel on the column, reducing the time cost required for processing, and since the screw hole groups are reduced, the assembly efficiency of the curtain wall can be further improved when assembling the curtain wall.

[0012] The utility model provides a joint for a steel curtain wall system, wherein the left end of the first connecting plate and the right end of the second connecting plate are respectively fixed to the inner side wall of the column, and the gap between the left end of the first connecting plate and the inner side wall of the square column is welded, and the gap between the right end of the second connecting plate and the inner side wall of the square column is welded, so that the joint body is fixed relative to the square column. Compared with the prior art method of reserving through holes on the steel column and fixing the steel column and the joint by screws, the adaptability of the columns supplied by different manufacturers is improved, and the time cost required for assembling the column and the joint body is reduced;

[0013] A first connecting plate parallel to the bottom surface of the groove is vertically arranged on the left side of the front end of the joint body, and a second connecting plate parallel to the bottom surface of the groove is vertically arranged on the right side of the front end of the joint body. When the panel is clamped in the middle by the square column and the pressure plate, compared with the prior art, a rubber strip is arranged between the joint body and the panel by filling rubber strip materials between the steel column, the joint and the glass panel. The flat plate surfaces on the first connecting plate and the second connecting plate can form a uniform extrusion pressure between the rubber strip and the plate surface of the panel, so that the rubber strip is in good contact with the plate surface of the panel, reducing the gap between the panel and the column, preventing uneven force between the panel and the column, and improving the relative fixation stability between the panel and the column, thereby improving the fault tolerance of the curtain wall installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The present invention and its features, appearance and advantages will become more apparent by reading the detailed description of the non-limiting embodiments with reference to the following drawings. The same reference numerals indicate the same parts in all the drawings. The drawings are not drawn to scale, but the emphasis is on illustrating the subject matter of the present invention.

[0015] Figure 1 It is a schematic cross-sectional structure diagram of a joint for a steel curtain wall system provided in Example 1 of the utility model.

[0016] Figure 2 It is a schematic cross-sectional structure diagram of a joint for a steel curtain wall system applied to a square column provided in Example 1 of the utility model.

[0017] Figure 3 It is a schematic cross-sectional structure diagram of a joint for a steel curtain wall system applied to a T-shaped column provided in Example 1 of the utility model.

[0018] Figure 4 It is a schematic cross-sectional structure diagram of a joint for a steel curtain wall system applied to a column of another shape provided in Example 1 of the utility model. DETAILED DESCRIPTION

[0019] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments, but they are not intended to limit the present invention.

[0020] Embodiment 1:

[0021] like Figure 1As shown, a joint for a steel curtain wall system provided by Example 1 of the utility model includes a joint body 1; the joint body 1 is vertically arranged; a groove 2 is arranged on the joint body 1; the groove 2 is vertically arranged; both ends of the groove 2 in the vertical direction pass through the joint body 1; the notch of the groove 2 is facing the front of the joint body 1; a first connecting plate 3 parallel to the bottom surface of the groove 2 is vertically arranged on the left side of the front end of the joint body 1; a second connecting plate 4 parallel to the bottom surface of the groove 2 is vertically arranged on the right side of the front end of the joint body 1; the right end of the first connecting plate 3 is connected to the left end of the groove 2, and a first bend 5 is formed at the connection; the left end of the second connecting plate 4 is connected to the right end of the groove 2, and a second bend 6 is formed at the connection; the first bend 5 protrudes to the right; the second bend 6 protrudes to the left; an opening 7 is formed between the first bend 5 and the second bend 6; the opening 7 is smaller than the notch of the groove 2.

[0022] When using a joint for a steel curtain wall system provided in Example 1 of the utility model, Figure 2 As shown, the interior of the square column 01 is hollow, and one end of the square column 01 has no side wall; a horizontal plate 02 is vertically fixed inside the square column 01, and the horizontal plate 02 is parallel to the plane without side wall on the direction column 01, and the horizontal plate 02 here can be a part of the crossbeam, which is used to enhance the rigidity of the square column 01; in order to facilitate the fixing of the joint body 1 to the square column 01, the rear end of the joint body 1 is in contact with the plate surface of the horizontal plate 02, that is, the bottom of the groove 2 is in contact with the plate surface of the horizontal plate 02, at this time, the left and right ends of the joint body 1 are respectively fixed to the inner side wall of the square column 01, that is, the left end of the first connecting plate 3 and the right end of the second connecting plate 4 are respectively fixed to the inner side wall of the square column 01, and the gap between the left end of the first connecting plate 3 and the inner side wall of the square column 01 is welded, and the gap between the right end of the second connecting plate 4 and the inner side wall of the square column 01 is welded. Welding is performed to fix the joint body 1 relative to the square column 01; the panel 03 is clamped in the middle by the square column 01 and the pressure plate 04, and a rubber strip 013 is filled between the joint body 1 and the panel 03 to fill the gap between the panel 03 and the joint body 1. The panel 03 can be a glass panel, and the rubber strip 013 isolates the hard contact between the panel 03 and the square column 01, so that the panel 03 can be stably clamped between the square column 01 and the pressure plate 04; the head of the bolt 05 is embedded in the groove 2, and a screw hole is provided on the pressure plate 04 for the screw rod of the bolt 05 to pass through. The screw rod part of the bolt 05 passes through the opening 7 and the pressure plate 04, and the screw rod of the bolt 05 is sleeved in the nut 06. When the nut 06 is tightened, the nut 06 applies force to the pressure plate 04, so that the pressure plate 04 provides pressure to the panel 03, thereby clamping the panel 03 between the square column 01 and the pressure plate 04.

[0023] A joint for a steel curtain wall system provided in Example 1 of the utility model comprises a joint body 1; in order to facilitate clamping of a panel 03, a first connecting plate 3 parallel to the bottom surface of a groove 2 is vertically arranged on the left side of the front end of the joint body 1, and a second connecting plate 4 parallel to the bottom surface of the groove 2 is vertically arranged on the right side of the front end of the joint body 1. When the column and the pressure plate 04 clamp the panel 03, the panel 03 can be clamped indirectly through the joint body 1. A rubber strip 013 is arranged between the joint body 1 fixed in the column and the panel 03, wherein the plate surface of the first connecting plate 3 is parallel to the plate surface of the panel 03. The surface of the second connecting plate 4 is parallel to the surface of the panel 03, so that the first connecting plate 3 and the second connecting plate 4 can evenly apply a reaction force to the panel 03. Due to the folding structure on the joint in the prior art, the prior art limits the use of rubber strips to connect and fix the column and the glass panel. This method reduces the contact surface between the column and the glass panel. Compared with the prior art, the joint body 1 here can have a larger contact area and a more uniform force-bearing surface with the panel 03 through the rubber strip 013. When the panel 03 is subjected to a smaller pressure, a certain pressure can be maintained, so that the panel 03 is stably clamped between the column and the pressure plate. 04, saving the use of rubber strip materials, further reducing the risk of aging of the rubber strip materials due to environmental influences, and increasing the service life of the curtain wall system; in order to allow the bolt 05 to be embedded in the groove 2, the pressure plate 04 can press the panel 03 toward the column direction through the cooperation of the bolt 05 and the nut 06, so that the right end of the first connecting plate 3 is connected to the left end of the groove 2, and the first bending portion 5 is formed at the connection, and the left end of the second connecting plate 4 is connected to the right end of the groove 2, and the second bending portion 6 is formed at the connection, the first bending portion 5 protrudes to the right, and the second bending portion 6 protrudes to the left, and the first bending portion 5 and the second bending portion An opening 7 is formed between the parts 6, and the opening 7 is smaller than the notch of the groove 2. When the head of the bolt 05 is embedded in the groove 2, since the opening 7 is smaller than the notch of the groove 2, the bolt 05 cannot leave from the opening 7, so that the nut 06 can be tightened on the bolt 05, so that the panel 03 is pressed on the column by the pressure plate 04; by fixing the joint body 1 with the groove 2 on the column, it is possible to avoid adding more screw hole groups on the column for clamping the panel 3, thereby reducing the time cost required for processing. Since the screw hole groups are reduced, the assembly efficiency of the curtain wall can be further improved when the curtain wall is assembled.

[0024] The utility model provides a joint for a steel curtain wall system, wherein the left end of the first connecting plate 3 and the right end of the second connecting plate 4 are respectively fixed to the inner wall of the column, and the gap between the left end of the first connecting plate 3 and the inner wall of the square column 01 is welded, and the gap between the right end of the second connecting plate 4 and the inner wall of the square column 01 is welded, so that the joint body 1 is fixed relative to the square column 01. Compared with the prior art method of reserving through holes on the steel column and fixing the steel column and the joint by screws, the adaptability of the columns supplied by different manufacturers is improved, and the time cost required for assembling the column and the joint body 1 is reduced;

[0025] A first connecting plate 3 parallel to the bottom surface of the groove 2 is vertically arranged on the left side of the front end of the joint body 1, and a second connecting plate 4 parallel to the bottom surface of the groove 2 is vertically arranged on the right side of the front end of the joint body 1. When the panel 03 is clamped in the middle by the square column 01 and the pressure plate 04, compared with the prior art in which rubber strip materials are filled between the steel column, the joint and the glass panel, a rubber strip 013 is arranged between the joint body 1 and the panel 03. The flat plate surfaces on the first connecting plate 3 and the second connecting plate 4 can form a uniform extrusion pressure between the rubber strip 013 and the plate surface of the panel 03, so that the rubber strip 013 is in good contact with the plate surface of the panel 03, reducing the gap between the panel 03 and the column, preventing uneven force between the panel 03 and the column, and improving the relative fixation stability between the panel 03 and the column, thereby improving the fault tolerance of the curtain wall installation.

[0026] The utility model provides a joint for a steel curtain wall system in Example 1, such as Figures 3-4 As shown, it can be applicable to types of columns, not limited to square columns 01, but also T-shaped columns or columns of other shapes, so as to meet various construction conditions.

[0027] A joint for a steel curtain wall system provided in Example 1 of the utility model is preferably configured such that, in order to stably fix the head of the bolt 05 inside the groove 2, the right end of the first connecting plate 3 covers part of the notch of the groove 2 in the horizontal direction, and the left end of the second connecting plate 4 covers part of the notch of the groove 2 in the horizontal direction, thereby reducing the space of the opening 7 formed between the first curved portion 5 and the second curved portion 6; the first curved portion 5 and the second curved portion 6 protrude obliquely toward the inner side of the groove 2, and the first curved portion 5 and the second curved portion 6 can support the bottom side of the head of the bolt 05, thereby limiting the displacement space of the bolt 05 in the front-to-back direction on the joint body 1, so that the bolt 05 cooperates with the nut 06 to more stably clamp the panel 03 between the column and the pressure plate 04.

[0028] A joint for a steel curtain wall system provided in Example 1 of the utility model is preferably configured such that, in order to better fix the left end of the first connecting plate 3 and the right end of the second connecting plate 4 to the inner wall of the column, the left end of the first connecting plate 3 is bent backward to form a first folding plate 8, and the right end of the second connecting plate 4 is bent backward to form a second folding plate 9. The plate surface of the first folding plate 8 is perpendicular to the plate surface of the first connecting plate 3, and the plate surface of the second folding plate 9 is perpendicular to the plate surface of the second connecting plate 4. The left plate surface of the first folding plate 8 is fixed to the inner wall of the column, and the right plate surface of the second folding plate 9 is fixed to the inner wall of the column. The plate surface and the inner wall are fixed by welding, and the larger contact area between the plate surface and the inner wall improves the stability of the fixation between the joint body 1 and the column.

[0029] In summary, the joint for the steel curtain wall system provided by the utility model can solve the problem in the prior art that when fixing the steel column and the joint, a through hole needs to be reserved on the steel column, and the steel column and the joint are fixed by screws, thereby reducing the compatibility problem of steel columns supplied by different manufacturers, and improving the compatibility between the steel column and the joint and the fault tolerance of the curtain wall installation.

[0030] Those skilled in the art should understand that those skilled in the art can implement the above-mentioned variations by combining the prior art and the above-mentioned embodiments, which will not be described in detail here. Such variations do not affect the essential content of the present utility model, and will not be described in detail here.

[0031] The above describes the preferred embodiments of the utility model. It should be understood that the utility model is not limited to the above-mentioned specific embodiments, and the devices and structures that are not described in detail should be understood to be implemented in a common manner in the art; any technician familiar with the art can make many possible changes and modifications without departing from the technical solution of the utility model, or modify them into equivalent embodiments with equivalent changes, which does not affect the essential content of the utility model. Therefore, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the utility model without departing from the content of the technical solution of the utility model still falls within the scope of protection of the technical solution of the utility model.

Claims

1. A joint for a steel curtain wall system, comprising a joint body; characterized in that: The joint body is vertically arranged; a groove is arranged on the joint body; the groove is vertically arranged; both ends of the groove in the vertical direction pass through the joint body; the notch of the groove faces the front of the joint body; a first connecting plate parallel to the bottom surface of the groove is vertically arranged on the left side of the front end of the joint body; a second connecting plate parallel to the bottom surface of the groove is vertically arranged on the right side of the front end of the joint body; the right end of the first connecting plate is connected to the left end of the groove, and a first bend is formed at the connection; the left end of the second connecting plate is connected to the right end of the groove, and a second bend is formed at the connection; the first bend protrudes to the right; the second bend protrudes to the left; an opening is formed between the first bend and the second bend; the opening is smaller than the notch of the groove.

2. The joint for a steel curtain wall system according to claim 1, characterized in that: The right end of the first connecting plate covers part of the notch of the groove in the horizontal direction; the left end of the second connecting plate covers part of the notch of the groove in the horizontal direction; the first curved portion and the second curved portion protrude obliquely toward the inside of the groove.

3. The joint for a steel curtain wall system according to claim 1, characterized in that: The left end of the first connecting plate is bent backward to form a first folded plate; the right end of the second connecting plate is bent backward to form a second folded plate; the plate surface of the first folded plate is perpendicular to the plate surface of the first connecting plate; the plate surface of the second folded plate is perpendicular to the plate surface of the second connecting plate.

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