A large-span spatial steel network building structure

Abstract

The present invention relates to the technical field of steel network building structures, and specifically to a large-span space steel network building structure, including a top protection structure and a supporting structure, wherein the upper end of the supporting structure is fixedly connected to the top protection structure, and the top protection structure includes a first covering component, a first supporting component, a second supporting component, and a second covering component, wherein the upper end of the first supporting component is fixedly connected to the first covering component, and the upper end of the second supporting component is fixedly connected to the second covering component, and the first supporting component is fixedly connected to the second supporting component, and the first covering component and the second covering component are fixedly connected to each other. Through the structural setting of the top protection structure, energy-saving and environmental protection work can be carried out, and the steel used in the structure can be reused. At the same time, the constraints of traditional building structures are changed, and the steel structure is used as the main body, which can improve the environmental protection efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of steel network building structures, in particular to a large-span space steel network building structure. Background Art

[0002] Spatial steel network building structure refers to a steel structure building with a larger spatial steel network building structure. It is mainly used in public and sports venues such as factories, stadiums, bus stations, airports, large conference rooms, etc. that require a relatively large space. The large-span spatial steel network building structure has a strong and stable structure and can perform efficient support and protection functions. The spatial steel network building structure is set up with environmentally friendly and energy-saving materials, which can effectively carry out environmental protection work, and the steel can be reused, thereby reducing damage to the environment.

[0003] According to Chinese patent publication number CN115095025A, a large-span assembled spatial steel network building structure is disclosed, which relates to the technical field of building structures, including a concrete base, a crossbeam fixing bracket is fixedly installed on the top of the concrete base, a lower crossbeam is fixedly installed inside the crossbeam fixing bracket, a first oblique beam connecting bracket seat is fixedly installed on the upper surface of the lower crossbeam, and an oblique beam connecting bracket is fixedly connected to the top of the first oblique beam connecting bracket seat.

[0004] At present, the existing large-span spatial steel network building structure and the above-mentioned case are not conducive to the limitation of the top covering layer, and are prone to structural damage in windy weather. Therefore, improvements are made to address the above problems. Summary of the invention

[0005] In view of the problems in the prior art, the present invention provides a large-span spatial steel network building structure.

[0006] The technical solution adopted by the present invention to solve the technical problem is: a large-span space steel network building structure, including a top protection structure and a supporting structure, wherein the upper end of the supporting structure is fixedly connected to the top protection structure;

[0007] The top protection structure comprises a first covering member, a first supporting member, a second supporting member and a second covering member, the first supporting member is fixedly connected to the upper end with the first covering member, the second supporting member is fixedly connected to the upper end with the second covering member, the first supporting member is fixedly connected to the second supporting member, and the first covering member and the second covering member are fixedly connected to each other. Through the structural setting of the top protection structure, energy saving and environmental protection can be carried out. The steel used in this structure can be reused. At the same time, the constraints of traditional building structures are changed. The steel structure is used as the main body, which can improve the environmental protection efficiency. The top protection structure is combined with the first covering member, the first supporting member, the second supporting member and the second covering member. The first supporting member and the second supporting member are used to support the first covering member and the second covering member at their upper ends. The covering plate layer in the first covering member is supported and reinforced by a reinforcing connection mechanism. Two docking seats and reinforcing rods are provided in the reinforcing connection mechanism, and the upper ends of the two are fixed to the covering plate layer, thereby improving the connection stability of the covering plate layer. The bottom is supported and reinforced by a supporting chassis. At the same time, the first supporting frame, the inclined rod, and the central bracket in the first supporting member form a triangular structure, which plays a structural support function and facilitates the erection and support of the covering plate layer. At the same time, the pin shaft is tightened to fix the docking connecting plate and the supporting pad, thereby facilitating the connection and support of the covering plate layer. The covering plate layer is fixed to the docking connecting plate, which is convenient for combined docking and improves the overall structural stability.

[0008] The supporting structure includes a cross frame, a first supporting column, a reinforced support frame, a metal base frame and a second supporting column. The second supporting column is fixedly connected to one side of the metal base frame, the first supporting column is fixedly connected to the side of the metal base frame facing away from the second supporting column, the reinforced support frame is fixedly connected to the metal base frame, and the upper end of the first supporting column is fixedly connected to the cross frame.

[0009] Specifically, the first covering component includes a reinforcing connection mechanism and a covering plate layer, the upper end of the reinforcing connection mechanism is supported and connected with the covering plate layer, and the reinforcing connection mechanism is symmetrically arranged with respect to the covering plate layer, so as to provide multi-point support for the covering plate layer.

[0010] Specifically, the reinforcement connection mechanism includes a docking seat, a reinforcement rod, a support ring seat and a support base frame, the upper end of the support base frame is fixedly connected to the support ring seat, one side of the upper end of the support ring seat is fixedly connected to the reinforcement rod, the upper end of the reinforcement rod is fixedly connected to the docking seat, the docking seat and the reinforcement rod are symmetrically arranged with respect to the support ring seat, so as to perform a reinforcement connection of the covering plate layer, and the docking seats are fixedly connected to the covering plate layer.

[0011] Specifically, the first supporting component includes a beam frame mechanism and a stabilizing combination mechanism. One side of the beam frame mechanism is fixedly connected to the stabilizing combination mechanism. The stabilizing combination mechanism is provided to provide reinforced support for the covering plate layer, and the beam frame mechanism constitutes a skeleton to provide overall support for the covering plate layer.

[0012] Specifically, the beam frame mechanism includes a first supporting frame, a docking guide seat, a diagonal rod, a central bracket, a second supporting frame, a docking connecting plate, a fastening pin and a supporting pad, the fastening pin is fixed to the upper end of the supporting pad, and the docking connecting plate is fixed by the fastening pin, the side end of the supporting pad is fixedly connected to the second supporting frame, the side end of the second supporting frame is fixedly connected to the central bracket, a second second supporting frame is arranged on the side end of the central bracket, and the upper end of the second second supporting frame is fixedly connected to the first supporting frame, the side end of the first supporting frame is fixedly connected to the docking guide seat, and the side end of the docking guide seat is fixedly connected to the second supporting frame by the diagonal rod.

[0013] Specifically, the inclined rod, the central support and the first supporting frame form a triangular structure as a whole, so as to support the covering plate layer, and the covering plate layer is fixedly connected to the first supporting frame by rivets.

[0014] Specifically, the stable combination mechanism includes an adaptor seat, a fitting frame, a reinforcing connecting plate, a fastening oblique guide frame and a fixed end frame, the side end of the fixed end frame is fixedly connected to the fitting frame, and the central upper end of the fitting frame is fixedly connected to the reinforcing connecting plate, the side end of the reinforcing connecting plate is fixedly connected to the fastening oblique guide frame, the side end of the fastening oblique guide frame is fixedly connected to the upper end of the fixed end frame, and the side end of the fitting frame is fixedly connected to the adaptor seat. Through the structural setting of the stable combination mechanism, the covering plate layer can be supported and protected externally. At this time, the adaptor seat is connected to the covering plate layer, and the upper end of the adaptor seat is supported by the fitting frame, the reinforcing connecting plate and the fastening oblique guide frame, and the fastening oblique guide frame adopts an inclined structure setting, which can strengthen the pressing force on the covering plate layer, so that the covering plate layer can be installed in fit with the beam frame mechanism, and the fixed end frame at the bottom is supported and reinforced, which is convenient for fixing with the connecting plate.

[0015] Specifically, the upper end of the cross frame is fixedly connected to the support pad, the second support column is fixedly connected to the lower end of the beam frame mechanism, and the reinforced support frame is arranged in an X structure to provide reinforced protection for the metal chassis.

[0016] Specifically, the lower end of the adapter seat is fixedly connected to the covering plate layer, and the covering plate layer is reinforced and connected by a fitting frame, a reinforcing connecting plate, and a tightening oblique guide frame.

[0017] Specifically, the fixed end frame is fixedly connected to the butt-jointed plate, the supporting base frame is fixed to the side end of the second supporting frame, and the first supporting column and the second supporting column provide multi-point support for the bottom of the supporting structure.

[0018] Beneficial effects of the present invention:

[0019] First, the present invention can perform energy-saving and environmental protection work through the structural setting of the top protection structure. The steel used in the structure can be reused. At the same time, the constraints of traditional building structures are changed. The steel structure is used as the main body, which can improve the environmental protection utilization efficiency. The top protection structure is composed of a first covering component, a first supporting component, a second supporting component, and a second covering component. The upper ends of the first supporting component and the second supporting component support the first covering component and the second covering component. The covering plate layer in the first covering component is supported and reinforced by a reinforcing connection mechanism. There are two docking seats and reinforcing rods in the reinforcing connection mechanism, and the upper ends are fixed to the covering plate layer to improve the connection stability of the covering plate layer. The bottom is supported and reinforced by a supporting base frame. At the same time, the first supporting frame, the inclined rod, and the central bracket in the first supporting component form a triangular structure, which plays a structural support function and is convenient for supporting the installation of the covering plate layer. At the same time, the pin shaft is tightened to fix the docking connecting plate and the support pad, which is convenient for connecting and supporting the covering plate layer. The covering plate layer is fixed to the docking connecting plate, which is convenient for combined docking and improves the overall structural stability.

[0020] Secondly, the present invention can support and protect the covering plate layer externally through the structural setting of the stable combination mechanism. At this time, the adaptor seat is connected to the covering plate layer, and the upper end of the adaptor seat is supported by the fitting frame, the reinforcing connecting plate, and the fastening oblique guide frame. The fastening oblique guide frame adopts an inclined structure setting, which can strengthen the pressing force on the covering plate layer, so that the covering plate layer can be installed in accordance with the beam frame mechanism, and the fixed end frame at the bottom is supported and reinforced, which is convenient for fixing with the butt connecting plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0022] Figure 1 It is a schematic diagram of the three-dimensional structure of the main body of the present invention from the front perspective;

[0023] Figure 2 It is a schematic diagram of the three-dimensional structure of the main body of the present invention from a side perspective;

[0024] Figure 3 It is a split diagram of the main body in the present invention;

[0025] Figure 4 This is a schematic diagram of the three-dimensional structure of the top protection structure of the present invention from a front perspective;

[0026] Figure 5 It is a schematic diagram of the three-dimensional structure of the first covering component in the present invention from a front perspective;

[0027] Figure 6It is a schematic diagram of the three-dimensional structure of the reinforcement connection mechanism in the present invention from a front perspective;

[0028] Figure 7 It is a schematic diagram of the three-dimensional structure of the first supporting component in the present invention from a front perspective;

[0029] Figure 8 It is a schematic diagram of the three-dimensional structure of the beam frame mechanism of the present invention from a front perspective;

[0030] Fig. 9 It is a schematic diagram of the three-dimensional structure of the stabilizing assembly mechanism of the present invention from a front perspective;

[0031] Fig.10 It is a schematic diagram of the three-dimensional structure of the support structure of the present invention from a square perspective.

[0032] In the figure: 1-top protection structure, 2-support structure, 3-first covering part, 4-first supporting part, 5-second supporting part, 6-second covering part, 7-reinforcement connection mechanism, 8-covering plate layer, 9-docking seat, 10-reinforcement rod, 11-support ring seat, 12-support base frame, 13-beam frame mechanism, 14-stable combination mechanism, 15-first supporting frame, 16-docking guide seat, 17-diagonal pull rod, 18-center bracket, 19-second supporting frame, 20-docking connecting plate, 21-fastening pin shaft, 22-support pad, 23-adapting connecting seat, 24-fitting frame, 25-reinforcement connecting plate, 26-fastening oblique guide frame, 27-fixed end frame, 28-cross frame, 29-first supporting column, 30-reinforcement supporting frame, 31-metal base frame, 32-second supporting column. DETAILED DESCRIPTION

[0033] In order to enable those skilled in the art to better understand the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of this application.

[0034] The present invention is further described below in conjunction with the accompanying drawings. Example

[0035] like Figure 1-10 As shown, a large-span space steel network building structure of the present invention comprises a top protection structure 1 and a support structure 2. The upper end of the support structure 2 is fixedly connected to the top protection structure 1. Through the structural setting of the top protection structure 1, energy saving and environmental protection can be carried out. The steel used in the structure can be reused. At the same time, the constraints of the traditional building structure are changed. The steel structure is used as the main body, which can improve the environmental protection utilization efficiency.

[0036] The top protection structure 1 includes a first covering member 3, a first supporting member 4, a second supporting member 5 and a second covering member 6. The first supporting member 4 is fixedly connected to the upper end with the first covering member 3, the second supporting member 5 is fixedly connected to the upper end with the second covering member 6, the first supporting member 4 is fixedly connected to the second supporting member 5, and the first covering member 3 and the second covering member 6 are fixedly connected to each other;

[0037] The supporting structure 2 includes a cross frame 28, a first supporting column 29, a reinforced support frame 30, a metal base frame 31 and a second supporting column 32. The second supporting column 32 is fixedly connected to one side of the metal base frame 31, and the first supporting column 29 is fixedly connected to the side of the metal base frame 31 facing away from the second supporting column 32. The reinforced support frame 30 is fixedly connected to the metal base frame 31, and the upper end of the first supporting column 29 is fixedly connected to the cross frame 28.

[0038] The first covering component 3 includes a reinforcing connection mechanism 7 and a covering plate layer 8. The upper end support of the reinforcing connection mechanism 7 is connected to the covering plate layer 8, and the reinforcing connection mechanism 7 is symmetrically arranged with respect to the covering plate layer 8, so as to provide multi-point support for the covering plate layer 8, and the supporting structure 2 is erected and installed. The metal base frame 31 and the metal base frame 31 are fixed to play a bottom supporting role, and the metal base frame 31 is fixedly docked with the pile body underground to achieve the purpose of stable support. The second supporting column 32, the first supporting column 29, and the cross frame 28 are arranged to facilitate the support and protection of the top protective structure 1 and the erection and installation of the top protective structure 1.

[0039] The reinforcement connection mechanism 7 includes a docking seat 9, a reinforcing rod 10, a support ring seat 11 and a support base frame 12. The upper end of the support base frame 12 is fixedly connected to the support ring seat 11, and the upper end of the support ring seat 11 is fixedly connected to the reinforcing rod 10. The upper end of the reinforcing rod 10 is fixedly connected to the docking seat 9. The docking seat 9 and the reinforcing rod 10 are symmetrically arranged about the support ring seat 11, so as to reinforce the connection of the covering plate layer 8, and the docking seats 9 are fixedly connected to the covering plate layer 8 to perform a multi-point stable connection of the covering plate layer 8. The support base frame 12 in the covering plate layer 8 is fixedly welded to the side end of the second supporting frame 19, and the upper end of the docking seat 9 is fixed to the covering plate layer 8. At this time, the docking seat 9, the reinforcing rod 10 and the support ring seat 11 can carry out the load-bearing work at the center position of the covering plate layer 8.

[0040] The first supporting component 4 includes a beam frame mechanism 13 and a stabilizing combination mechanism 14. One side of the beam frame mechanism 13 is fixedly connected to the stabilizing combination mechanism 14. The stabilizing combination mechanism 14 is provided to provide reinforced support for the covering plate layer 8, and the beam frame mechanism 13 constitutes a skeleton to provide overall support for the covering plate layer 8.

[0041] The beam frame mechanism 13 includes a first support frame 15, a docking guide seat 16, a diagonal tie rod 17, a central bracket 18, a second support frame 19, a docking connecting plate 20, a fastening pin 21 and a support pad 22, the fastening pin 21 is fixed to the upper end of the support pad 22, and the docking connecting plate 20 is fixed by the fastening pin 21, the side end of the support pad 22 is fixedly connected with the second support frame 19, the side end of the second support frame 19 is fixedly connected with the central bracket 18, the side end of the central bracket 18 is provided with a second second support frame 19, and the upper end of the second second support frame 19 is fixedly connected with the first support frame 15, the side end of the first support frame 15 is fixedly connected with the docking guide seat 16, and the side end of the docking guide seat 16 The top protective structure 1 is fixedly connected with the second supporting frame 19 through the inclined rod 17, and the beam frame mechanism 13 is erected as the main body. The central bracket 18, the first supporting frame 15, and the second supporting frame 19 are fixed as a whole to play a supporting role, and a supporting pad 22 is fixedly arranged on the side end of the second supporting frame 19. The upper end of the supporting pad 22 can be installed with the covering plate layer 8 through the docking connecting plate 20 and the fastening pin 21. During installation, the supporting pad 22 is first erected and welded, and then the covering plate layer 8 is laid, and then the docking connecting plate 20 is fastened and connected through the fastening pin 21 to realize the supporting work of the covering plate layer 8, and the covering plate layer 8 fits the configuration of the first supporting frame 15 and the inclined rod 17.

[0042] The inclined rod 17 , the central support 18 and the first supporting frame 15 form a triangular structure as a whole, so as to support the covering plate layer 8 , and the covering plate layer 8 is fixedly connected to the first supporting frame 15 by rivets.

[0043] The stabilizing assembly mechanism 14 comprises an adapting connecting seat 23, a fitting frame 24, a reinforcing connecting plate 25, a fastening oblique guide frame 26 and a fixed end frame 27. The side end of the fixed end frame 27 is fixedly connected with the fitting frame 24, and the central upper end of the fitting frame 24 is fixedly connected with the reinforcing connecting plate 25. The side end of the reinforcing connecting plate 25 is fixedly connected with the fastening oblique guide frame 26. The side end of the fastening oblique guide frame 26 is fixedly connected to the upper end of the fixed end frame 27. The side end of the fitting frame 24 is fixedly connected with the adapting connecting seat 23. Through the structural setting of the stabilizing assembly mechanism 14, the support and protection of the covering plate layer 8 can be performed externally. At this time, the adapting connecting seat 23 is connected to the covering plate layer 8, and the upper end of the adapting connecting seat 23 is fixedly connected to the fitting frame 24, the reinforcing connecting plate 25, the fastening oblique guide frame 26 is used for support, and the fastening inclined guide frame 26 adopts an inclined structure setting, which can strengthen the pressing force on the covering plate layer 8, so that the covering plate layer 8 can be installed in conjunction with the beam frame mechanism 13, and the fixed end frame 27 at the bottom is supported and reinforced, which is convenient for fixing with the butt connecting plate 20. The stable combination mechanism 14 supports the bottom through the fixed end frame 27, and the fixed end frame 27 is fixed to the butt connecting plate 20, and the adaptor seat 23 is fixed and welded to the covering plate layer 8. At this time, the fitting frame 24, the reinforcing connecting plate 25, and the fastening inclined guide frame 26 perform external protection of the covering plate layer 8, so that the covering plate layer 8 is supported and reinforced at multiple points to prevent the structural damage of the covering plate layer 8, thereby improving the stability of the covering plate layer 8.

[0044] The upper end of the cross frame 28 is fixedly connected to the support pad 22 , the second support column 32 is fixedly connected to the lower end of the beam frame mechanism 13 , and the reinforced support frame 30 is arranged in an X structure to strengthen the protection of the metal base frame 31 .

[0045] The lower end of the adapting connecting seat 23 is fixedly connected to the covering plate layer 8 , and the reinforcing connection of the covering plate layer 8 is performed by means of a fitting frame 24 , a reinforcing connecting plate 25 , and a tightening oblique guide frame 26 .

[0046] The fixed end frame 27 is fixedly connected to the butt-jointed plate 20 , the supporting base frame 12 is fixed to the side end of the second supporting frame 19 , and the first supporting column 29 and the second supporting column 32 provide multi-point support for the bottom of the supporting structure 2 .

[0047] The working principle is as follows: when in use, the support structure 2 is first erected and installed, the metal base frame 31 and the metal base frame 31 are fixed to play a bottom support role, and the metal base frame 31 is fixedly docked with the pile body under the ground to achieve the purpose of stable support, and the second support column 32, the first support column 29, and the cross frame 28 are arranged to facilitate the support and protection of the top protection structure 1, and to facilitate the erection and installation of the top protection structure 1. The top protection structure 1 is erected with the beam frame mechanism 13 as the main body, and the central bracket 18, the first support frame 15, and the second support frame 19 are fixed as a whole to play a supporting role, and the side end of the second support frame 19 is fixedly provided with a support pad 22, and the upper end of the support pad 22 can be installed with the covering plate layer 8 through the docking connecting plate 20 and the fastening pin 21. During installation, the support pad 22 is first erected and welded, and then the covering plate layer 8 is laid, and then the docking connecting plate 20 is fastened and connected through the fastening pin 21. The support work of the covering plate layer 8 is realized, and the covering plate layer 8 is fitted to the configuration of the first supporting frame 15 and the inclined rod 17, and then the covering plate layer 8 is connected stably at multiple points. The supporting base frame 12 in the covering plate layer 8 is fixedly welded to the side end of the second supporting frame 19, and the upper end of the docking seat 9 is fixed to the covering plate layer 8. At this time, the docking seat 9, the reinforcing rod 10, and the supporting ring seat 11 can carry out the load-bearing work at the center position of the covering plate layer 8, and then the stable combination mechanism 14 is set. The stable combination mechanism 14 is supported at the bottom by the fixed end frame 27, and the fixed end frame 27 is fixed to the docking connecting plate 20, and the adapting connecting seat 23 is fixedly welded to the covering plate layer 8. At this time, the fitting frame 24, the reinforcing connecting plate 25, and the fastening inclined guide frame 26 perform external protection of the covering plate layer 8, so that the covering plate layer 8 is supported and reinforced at multiple points to prevent structural damage to the covering plate layer 8, thereby improving the stability of the covering plate layer 8 and completing the work.

[0048] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A large-span spatial steel network building structure, characterized in that: It comprises a top protection structure (1) and a support structure (2), wherein the upper end of the support structure (2) is fixedly connected to the top protection structure (1); The top protection structure (1) comprises a first covering component (3), a first supporting component (4), a second supporting component (5) and a second covering component (6); the upper end of the first supporting component (4) is fixedly connected to the first covering component (3); the upper end of the second supporting component (5) is fixedly connected to the second covering component (6); the first supporting component (4) and the second supporting component (5) are fixedly connected, and the first covering component (3) and the second covering component (6) are fixedly connected to each other; The support structure (2) comprises a cross frame (28), a first support column (29), a reinforced support frame (30), a metal base frame (31) and a second support column (32); one side of the metal base frame (31) is fixedly connected to the second support column (32); a side of the metal base frame (31) facing away from the second support column (32) is fixedly connected to the first support column (29); the metal base frame (31) is fixedly connected to the reinforced support frame (30); and the upper end of the first support column (29) is fixedly connected to the cross frame (28); The first covering component (3) comprises a reinforcing connection mechanism (7) and a covering plate layer (8), the upper end of the reinforcing connection mechanism (7) is supported and connected to the covering plate layer (8), and the reinforcing connection mechanism (7) is symmetrically arranged with respect to the covering plate layer (8), thereby providing multi-point support for the covering plate layer (8); The reinforcement connection mechanism (7) comprises a docking seat (9), a reinforcement rod (10), a support ring seat (11) and a support base frame (12); the upper end of the support base frame (12) is fixedly connected to the support ring seat (11); one side of the upper end of the support ring seat (11) is fixedly connected to the reinforcement rod (10); the upper end of the reinforcement rod (10) is fixedly connected to the docking seat (9); the docking seat (9) and the reinforcement rod (10) are symmetrically arranged with respect to the support ring seat (11), thereby performing a reinforcement connection of the covering plate layer (8), and the docking seat (9) is fixedly connected to the covering plate layer (8); The first supporting component (4) comprises a beam frame mechanism (13) and a stabilizing assembly mechanism (14); one side of the beam frame mechanism (13) is fixedly connected to the stabilizing assembly mechanism (14); the stabilizing assembly mechanism (14) is provided to provide reinforced support for the covering plate layer (8); and the beam frame mechanism (13) constitutes a skeleton to provide overall support for the covering plate layer (8); The beam frame mechanism (13) comprises a first support frame (15), a docking guide seat (16), a diagonal tie rod (17), a central bracket (18), a second support frame (19), a docking plate (20), a fastening pin (21) and a support pad (22), wherein the fastening pin (21) is fixed to the upper end of the support pad (22), and the docking plate (20) is fixed by the fastening pin (21), and the side end of the support pad (22) is fixedly connected to the second support frame (19), the side end of the second supporting frame (19) is fixedly connected to the central frame (18), the side end of the central frame (18) is provided with a second second supporting frame (19), and the upper end of the second second supporting frame (19) is fixedly connected to the first supporting frame (15), the side end of the first supporting frame (15) is fixedly connected to the docking guide seat (16), and the side end of the docking guide seat (16) is fixedly connected to the second supporting frame (19) through a diagonal rod (17).

2. A large-span spatial steel network building structure according to claim 1, characterized in that: The inclined rod (17), the central support (18) and the first supporting frame (15) form a triangular structure as a whole, thereby supporting the covering plate layer (8), and the covering plate layer (8) is fixedly connected to the first supporting frame (15) by rivets.

3. A large-span spatial steel network building structure according to claim 2, characterized in that: The stable combination mechanism (14) comprises an adapting seat (23), a laminating frame (24), a reinforcing connecting plate (25), a fastening oblique guide frame (26) and a fixed end frame (27); the side end of the fixed end frame (27) is fixedly connected to the laminating frame (24), and the central upper end of the laminating frame (24) is fixedly connected to the reinforcing connecting plate (25); the side end of the reinforcing connecting plate (25) is fixedly connected to the fastening oblique guide frame (26); the side end of the fastening oblique guide frame (26) is fixedly connected to the upper end of the fixed end frame (27); and the side end of the laminating frame (24) is fixedly connected to the adapting seat (23).

4. The large-span spatial steel network building structure according to claim 3 is characterized by: The upper end of the cross frame (28) is fixedly connected to the support pad (22), the second support column (32) is fixedly connected to the lower end of the beam frame mechanism (13), and the reinforced support frame (30) is arranged in an X structure to provide reinforced protection for the metal base frame (31).

5. The large-span spatial steel network building structure according to claim 4 is characterized in that: The lower end of the adapting connecting seat (23) is fixedly connected to the covering plate layer (8), and the reinforcing connection of the covering plate layer (8) is performed through the fitting frame (24), the reinforcing connecting plate (25), and the tightening oblique guide frame (26).

6. The large-span spatial steel network building structure according to claim 5 is characterized by: The fixed end frame (27) is fixedly connected to the butt-jointed plate (20), the supporting base frame (12) is fixed to the side end of the second supporting frame (19), and the first supporting column (29) and the second supporting column (32) provide multi-point support for the bottom of the supporting structure (2).

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