Node for connecting gable wind-resistant truss and roof truss

Abstract

The utility model relates to the technical field of building structures, and discloses a node for connecting a gable wind-resistant truss and a roof truss, which comprises a top plate arranged on the top surfaces of a first string column and a second string column at the top of the gable wind-resistant truss; the intubation is connected with a top plate; the two first vertical plates are connected with an upper chord pipe of a roof truss; the two ends of the two second vertical plates are connected with the two first vertical plates correspondingly, and the two first vertical plates and the two second vertical plates form an open groove. The insertion pipe is located in the open groove, and the insertion pipe has a first preset sliding amount in the vertical direction of the open groove; the insertion pipe has a second preset sliding amount in the horizontal plane extending direction along the second vertical plate. The insertion pipes slide in the open grooves, horizontal loads are transmitted to the roof truss, deformation generated by roof gravity loads and lateral wind loads is released, stress on the connecting positions of the gable wind-resistant truss and the roof truss is reduced, bending moment generated at the connecting joints is reduced, and the connecting effect is improved. And the use performance and the safety performance of the connecting node and the first string column, the second string column and the upper string pipe at the connecting node are ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to building structure technical field, concretely relates to a node for gable wind resisting truss and roof truss connection. BACKGROUND

[0002] In the large-span steel structure engineering, the existing traditional gable wind resisting truss and roof truss connection node, when the roof truss produces vertical displacement or horizontal displacement, it is difficult to release the vertical displacement and horizontal displacement caused by the roof truss, and a large bending moment acts at the connection node, seriously affecting the service performance and safety performance of the connection node and the rod at the connection node. SUMMARY

[0003] Therefore, the utility model provides a node for gable wind resisting truss and roof truss connection to solve the problem that the existing traditional gable wind resisting truss and roof truss connection node, when the roof truss produces vertical displacement or horizontal displacement, it is difficult to release the vertical displacement and horizontal displacement caused by the roof truss, and a large bending moment acts at the connection node, seriously affecting the service performance and safety performance of the connection node and the rod at the connection node.

[0004] The utility model provides a node for gable wind resisting truss and roof truss connection, which comprises:

[0005] A top plate is horizontally arranged on the top surface of the adjacent first chord column and second chord column of the gable wind resisting truss;

[0006] A pipe is connected to the top surface of the top plate in the vertical direction;

[0007] Two first vertical plates are arranged in parallel and at intervals, and are arranged in the vertical direction, and the two first vertical plates are connected perpendicularly to the top chord tube of the roof truss;

[0008] Two second vertical plates are arranged in parallel and at intervals, and the two ends of the two second vertical plates are connected perpendicularly to the inner walls of the two first vertical plates, and the two first vertical plates and the two second vertical plates form a slot in the vertical direction; the pipe is located in the slot, the pipe has a first preset sliding amount in the vertical direction of the slot, and the pipe has a second preset sliding amount in the horizontal direction of the second vertical plate. The application adopts the above technical scheme, the horizontal load is transmitted to the roof truss through the sliding of the pipe in the slot, the deformation caused by the gravity load and lateral wind load of the roof is released, the stress action at the connection between the gable wind resisting truss and the roof truss is reduced, the bending moment action at the connection node is reduced, and the service performance and safety performance of the connection node and the first chord column, the second chord column and the top chord tube at the connection node are ensured. Moreover, the pipe is directly arranged on the top surface of the top plate, so that the distance between the first chord column, the second chord column and the top chord tube is minimized.

[0009] Optionally, the pipe is a rectangular pipe, the slot is a rectangular slot, and the pipe is a steel pipe.

[0010] Optionally, a stainless steel plate is arranged on the inner wall of the slot. Advantage: the application adopts the above technical scheme, and the corrosion resistance of the inner wall of the slot is ensured by arranging the stainless steel plate.

[0011] Optionally, a third vertical plate is arranged between the two first vertical plates, one end of the third vertical plate is connected with the top chord tube of the roof truss perpendicularly, and the other end of the third vertical plate is connected with the outer wall of the second vertical plate close to one side of the roof truss. Advantage: the application adopts the above technical scheme, and the strength and reliability of the overall connection of the node for connecting the gable wind-resistant truss and the roof truss are improved.

[0012] Optionally, the application further comprises:

[0013] a first horizontal plate arranged along a horizontal plane, the first horizontal plate being connected with the top surface of the first vertical plate except the slot part, and the top surface of the third vertical plate;

[0014] a second horizontal plate arranged along a horizontal plane, the second horizontal plate being connected with the inner wall of the first vertical plate close to the bottom surface except the slot part, and the bottom surface of the third vertical plate, and the second horizontal plate penetrating the top chord tube and being connected with the top chord tube.

[0015] Optionally, a rib plate is arranged inside the pipe, and the rib plate is suitable for connecting two inner walls arranged oppositely in the pipe. Advantage: the application adopts the above technical scheme, and the rigidity and stability of the pipe are enhanced by arranging the rib plate.

[0016] Optionally, a polytetrafluoroethylene plate is arranged on the outer wall of the pipe. Advantage: the application adopts the above technical scheme, and the friction coefficient of the contact surface is reduced by arranging the polytetrafluoroethylene plate, which is conducive to the sliding of the pipe.

[0017] Optionally, the first chord column and the second chord column are connected by a plug plate at a position close to the top. The top end of the plug plate is connected with the bottom surface of the top plate. The application adopts the above technical scheme, and the firmness and reliability of the installation of the top plate are enhanced.

[0018] Optionally, a sealing plate is arranged at the top opening of the pipe. Advantage: the application adopts the above technical scheme, and the application avoids dust falling into the pipe and rainwater entering the pipe by arranging the sealing plate.

[0019] Optionally, the top plate and the pipe are connected in advance, and the first vertical plate and the second vertical plate are connected in advance. Advantage: the application adopts the above technical scheme, and the work load of on-site connection is reduced, and the installation efficiency and the reliability of the connection are improved. Attached Figure Description

[0020] To more clearly illustrate the specific embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of this utility model. For those skilled in the art, other drawings can be obtained from these drawings without creative effort.

[0021] Figure 1 This is a schematic diagram of the node structure for connecting the gable wind-resistant truss and the roof truss provided in the embodiment of this utility model.

[0022] Figure 2 for Figure 1 A schematic diagram of the cross-sectional structure at point AA.

[0023] Explanation of reference numerals in the attached figures:

[0024] 1. First chord post; 2. Second chord post; 3. Insert plate; 4. Top plate; 5. Insert tube; 6. Sealing plate; 7. Rib plate; 8. Upper chord tube; 9. Horizontal web member; 10. First vertical plate; 11. Second vertical plate; 12. Slot; 13. Third vertical plate; 14. First horizontal plate; 15. Second horizontal plate. Detailed Implementation

[0025] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0026] Existing traditional connection nodes between gable wind-resistant trusses and roof trusses require welding during installation, significantly increasing the amount of on-site welding work and severely reducing installation efficiency and welding reliability. For these reasons, this application proposes a connection node for connecting gable wind-resistant trusses and roof trusses.

[0027] like Figures 1 to 2 A specific embodiment of the node shown for connecting the gable wind-resistant truss and the roof truss includes: a top plate 4, a pipe 5, a first vertical plate 10, a second vertical plate 11, a first horizontal plate 14, and a second horizontal plate 15. Both the gable wind-resistant truss and the roof truss are steel trusses.

[0028] like Figure 1As shown, the top plate 4 is horizontally arranged on the top surface of the first chord column 1 and the second chord column 2 adjacent to the top of the gable wind truss, and the first chord column 1 and the second chord column 2 are gradually close to the top from the bottom. The insertion pipe 5 is connected to the top surface of the top plate 4 in the vertical direction; two first vertical plates 10 arranged in parallel and spaced apart are arranged in the vertical direction, and the two first vertical plates 10 are connected perpendicularly with the top chord pipe 8 of the roof truss, which can be welded connection. The roof truss is a net truss, and the top chord pipe 8 is connected with the transverse web member 9. The two ends of two second vertical plates 11 arranged in parallel and spaced apart are connected perpendicularly with the inner walls of two first vertical plates 10, which can be welded connection, and the two first vertical plates 10 and the two second vertical plates 11 form a slot 12 in the vertical direction; the insertion pipe 5 is located in the slot 12, specifically, the insertion pipe 5 is a rectangular insertion pipe, the slot 12 is a rectangular slot, and the insertion pipe 5 is a steel pipe. Further, a stainless steel plate is arranged on the inner wall of the slot 12, the stainless steel plate is arranged on the inner wall of the slot 12, and the thickness of the stainless steel plate can be 3mm. A polytetrafluoroethylene plate is arranged on the outer wall of the insertion pipe 5, the polytetrafluoroethylene plate can be wrapped on the outer wall of the insertion pipe 5, and the thickness of the polytetrafluoroethylene plate can be 10mm. The insertion pipe 5 has a first preset sliding amount in the vertical direction of the slot 12, forming a vertically slidable node; the insertion pipe 5 has a second preset sliding amount in the horizontal direction of the second vertical plate 11, forming a horizontally slidable node. The first preset sliding amount is the vertical displacement value of the roof truss under the standard combination of dead load and live load, and the second preset sliding amount is the horizontal displacement value of the roof truss under the standard combination of dead load and lateral wind load. The top plate 4 and the insertion pipe 5 are connected in advance, and the first vertical plate 10 and the second vertical plate 11 are connected in advance. The pre-connection can be welded in the factory, and the connection can be directly connected during installation.

[0029] The first horizontal plate 14 is arranged along the horizontal plane, and the first horizontal plate 14 is connected with the top surface of the first vertical plate 10 except the slot 12 part, and the top surface of the third vertical plate 13, which can be welded connection; the second horizontal plate 15 is arranged along the horizontal plane, and the second horizontal plate 15 is connected with the inner wall of the first vertical plate 10 except the slot 12 part close to the bottom, and the bottom surface of the third vertical plate 13, which can be welded connection, and the second horizontal plate 15 penetrates the top chord pipe 8, and the second horizontal plate 15 is connected with the top chord pipe 8, which can be the center of the second horizontal plate 15 and the top chord pipe 8.

[0030] Further, a rib plate 7 is arranged inside the pipe 5, and the rib plate 7 is adapted to connect two oppositely arranged inner walls in the pipe 5. The first chord column 1 and the second chord column 2 are connected by the insertion plate 3 at a position close to the top, and the connection can be a welding connection; the top end of the insertion plate 3 is connected to the bottom surface of the top plate 4, and the connection can be a welding connection. An occlusion plate 6 is arranged at the top opening of the pipe 5.

[0031] As shown in Figure 2 A third vertical plate 13 is arranged between the two first vertical plates 10, and the third vertical plate 13 is parallel to the first vertical plate 10. One end of the third vertical plate 13 is connected perpendicularly to the top chord pipe 8 of the roof truss, and the other end of the third vertical plate 13 is connected to the outer wall of the second vertical plate 11 close to one side of the roof truss. Of course, another third vertical plate 13 can also be arranged on the side of the slot 12 away from the roof truss, and the outer end of the third vertical plate 13 is aligned with the outer end of the first vertical plate 10; a second horizontal plate 15 can also be arranged on the side of the slot 12 away from the roof truss, so as to connect the other third vertical plate 13, the first vertical plate 10, the second vertical plate 11 and the third vertical plate 13.

[0032] Although the embodiments of the present application are described in conjunction with the drawings, various modifications and changes can be made by those skilled in the art without departing from the spirit and scope of the present application, and such modifications and changes fall within the scope defined by the appended claims.

Claims

1. A node for gable wind-resisting truss and roof truss connections, characterized in that, The utility model relates to a kind of roof wind-resisting truss, including: Top plate (4), horizontal top surface of first chord column (1) and second chord column (2) adjacent to the top of the gable wind-resisting truss is arranged; Cannula (5) is connected in the vertical direction on the top surface of the top plate (4); Two first vertical boards (10) are vertically connected with the top chord tube (8) of the roof truss, and the two first vertical boards (10) are vertically connected with the inner wall of the two first vertical boards (10) at two ends respectively, and the two first vertical boards (10) and the two second vertical boards (11) form a slot (12) in the vertical direction between the two first vertical boards (10) and the two second vertical boards (11);The cannula (5) is located in the slot (12), and the cannula (5) has a first preset sliding amount in the vertical direction of the slot (12);The cannula (5) has a second preset sliding amount in the direction of the second vertical board (11) extending in the horizontal plane. The cannula (5) is a rectangular cannula, the slot (12) is a rectangular slot, and the cannula (5) is a steel pipe.

2. The node for gable wind truss and roof truss connection according to claim 1, characterized in that, A stainless steel plate is arranged on the inner wall of the slot (12).

3. The node for gable wind truss and roof truss connection of claim 1, wherein, A third vertical board (13) is arranged between the two first vertical boards (10), one end of the third vertical board (13) is vertically connected with the top chord tube (8) of the roof truss, and the other end of the third vertical board (13) is connected with the outer wall of the second vertical board (11) close to one side of the roof truss.

4. The node for gable wind truss and roof truss connection according to any one of claims 1-3, characterized in that, Further including:

5. The node for gable wind truss and roof truss connection of claim 4, wherein, A first horizontal plate (14) is arranged in the horizontal plane, and the first horizontal plate (14) is connected with the top surface of the first vertical board (10) except the slot (12) part, the top surface of the third vertical board (13); A second horizontal plate (15) is arranged in the horizontal plane, and the second horizontal plate (15) is connected with the inner wall of the first vertical board (10) close to the bottom surface except the slot (12) part, the bottom surface of the third vertical board (13), and the second horizontal plate (15) penetrates the top chord tube (8), and the second horizontal plate (15) is connected with the top chord tube (8). A rib plate (7) is arranged in the cannula (5), and the rib plate (7) is suitable for connecting two inner walls arranged oppositely in the cannula (5).

6. The node for gable wind truss and roof truss connection of any one of claims 1-3, wherein, A polytetrafluoroethylene plate is arranged on the outer wall of the cannula (5).

7. The node for gable wind truss and roof truss connection of any one of claims 1-3, wherein, The first chord column (1) and the second chord column (2) are connected by an insertion plate (3) at a position close to the top, and the top end of the insertion plate (3) is connected with the bottom surface of the top plate (4).

8. The node for gable wind truss and roof truss connection of any one of claims 1-3, wherein, A sealing plate (6) is arranged at the opening of the top of the cannula (5).

9. The node for gable wind truss and roof truss connection of any one of claims 1-3, wherein, The top plate (4) and the cannula (5) are preconnected, and the first vertical board (10) and the second vertical board (11) are preconnected.

10. The node for gable wind truss and roof truss connection of any one of claims 1-3, wherein, ​

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