Space grid structure

Abstract

The utility model relates to the technical field of civil engineering structures, and discloses a space grid structure which comprises an outer wall, two trusses are fixedly connected to the front side of the outer wall, a plurality of outriggers are fixedly connected to the inner walls of the two trusses, a plurality of connecting beams are fixedly connected to the inner walls of the two trusses, and the connecting beams are fixedly connected to the inner walls of the two trusses. The bottom of each cantilever beam is fixedly connected with a plurality of bottom plates, the outer walls of the bottom plates are provided with a plurality of dovetail grooves, the tops of the bottom plates are slidably connected with two side plates, the front sides of the connecting beams are slidably connected with first locking plates, and the outer walls of the first locking plates are fixedly connected with two first locking blocks. In the utility model, the straining beam and the outrigger are in the same thickness straight plate shape, compared with the curved surface shape, the manufacturing cost and difficulty are reduced, and meanwhile, the two locking plates are combined together through the mortise and tenon structure, so that the side plates are clamped, the nodes of the straining beam and the outrigger are stably connected and are not easy to deform, and the stability of the structure is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to civil engineering structure technical field especially relates to a space grid structure. BACKGROUND

[0002] The space grid structure is a kind of space truss structure, connect numerous bars according to specific geometric law through node, mainly include grid structure and net shell structure, its stress performance is superior, space rigidity is big, integrality and stability are good, and the anti-seismic capacity is good, can bear multiple complex load, the self-weight of this structure is lighter, can save material, and the building height is small, can effectively utilize space, and construction is relatively convenient, and the modelling is beautiful, is widely used in sports, airport, culture, industry and commercial direction many building fields, provides ideal solution for the building demand of large span, large space.

[0003] Through the retrieval, China patent publication number is: CN208379786U, the invention discloses a kind of free-form surface bidirectional superimposed space grid structure and its use method, grid structure includes bidirectional curved rib, bidirectional curved rib includes a group of unidirectional curved main rib and a group of unidirectional curved secondary rib, curved surface inner net and curved surface outer net are not coplanar, and there is superimposed space layer reserved between the two, grid structure also includes cross beam, cross beam is located in superimposed space layer, cross beam is arranged in superimposed space layer perpendicular to curved surface normal direction, the utility model connects the two direction grids by a certain distance along the normal direction of curved surface, then connects through cross beam, and the connecting stiffness and strength can fully meet the design requirement, connecting node does not affect the continuity on the appearance of two direction components, and node is simple and beautiful, the utility model separates two direction grids after the two direction grids are staggered by a certain distance along the normal direction of curved surface, and curtain wall system is arranged between two direction grids, so that curtain wall system is optimized, and the standardization of unit curtain wall is facilitated, but the design and manufacture of free-form surface need higher precision, whether it is unidirectional curved main rib, secondary rib or cross beam, the machining precision of its curved surface directly affects the overall performance and appearance effect of structure, which puts forward higher requirements on processing technology and equipment, increases manufacturing cost and difficulty. UTILITY MODEL CONTENT

[0004] In order to make up for the above shortcomings, the utility model provides a kind of space grid structure, to improve the design and manufacture of free-form surface in prior art need higher precision, whether it is unidirectional curved main rib, secondary rib or cross beam, the machining precision of its curved surface directly affects the overall performance and appearance effect of structure, which puts forward higher requirements on processing technology and equipment, increases manufacturing cost and difficulty.

[0005] In order to achieve the above object, the utility model discloses the following technical scheme: a space grid structure, including outer wall, the front side fixed connection of outer wall has two trusses, the inner wall of two trusses is all fixedly connected with a plurality of cantilever beams, the inner wall of two trusses is all fixedly connected with a plurality of link beams, the bottom of a plurality of cantilever beams is all fixedly connected with a plurality of bottom plates, the outer wall of a plurality of bottom plates is all seted up with a plurality of dovetail grooves, the top of a plurality of bottom plates is all slidably connected with two side plates, the front side of a plurality of link beams is all slidably connected with lock plate no.

[0006] Through the above technical scheme: the truss inner cantilever beam can disperse load, expand the column-free space, adapt to the layout of various functional areas, improve the space utilization, the link beam and the cantilever beam are interwoven into a stable plane bearing grid, can resist horizontal load when encountering earthquake and gale, prevent structural deformation, protect personnel and facility safety, the bottom plate, the side plate, the lock plate no.

[0007] As a further description of the above technical scheme:

[0008] The preset mechanism includes a preset block, the outer wall of the preset block is fixedly connected to the outer wall of the outer wall, a plurality of embedded rods are fixedly connected to the rear side of the preset block, a slot is formed in the outer wall of the preset block, a connecting block is slidably connected to the outer side of the slot, and an insertion block is slidably connected to the outer wall of the connecting block.

[0009] Through the above technical scheme: the preset mechanism plays a key guiding effect, the preset block is used as a core starting component, is firmly connected with the outer wall, lays a solid foundation for subsequent installation, the plurality of embedded rods on the rear side strengthen the stability of the connection between the preset block and the outer wall, so that it can withstand subsequent external impact, the connecting block realizes accurate cooperation with the truss by virtue of the outer wall insertion block, and the stable connection between the truss and the preset mechanism is achieved, so that the overall structure quality is ensured from the source.

[0010] As a further description of the above technical scheme:

[0011] The inner wall of the outer wall is fixedly connected with a load-bearing column, and the inner wall of the load-bearing column is fixedly connected with a plurality of steel bars.

[0012] Through the above technical scheme: the load-bearing column is used as a core pillar for bearing vertical load, closely cooperates with the outer wall, can greatly enhance the vertical bearing capacity of the structure, and the plurality of steel bars fixedly connected to the inner wall further improve the bearing performance of the load-bearing column.

[0013] As a further description of the above technical solution:

[0014] The outer wall of each of the plurality of steel bars is fixedly connected with the same stirrup, and the outer wall of the load-bearing column is fixedly connected with two cable seats.

[0015] Through the above technical solution: the steel bars and the stirrups greatly improve the compression resistance and bending resistance of the load-bearing column, effectively resist the deformation risk caused by vertical pressure, the cable seat one provides a key installation starting point for the steel cable, creates conditions for subsequent optimization of structure stress through the steel cable, realizes effective transmission and dispersion of force, expands the structural mechanics performance, and enhances the overall stability.

[0016] As a further description of the above technical solution:

[0017] The top of the outer wall is fixedly connected with two cable seat twos, and the inner wall of each of the two cable seat twos is fixedly connected with a steel cable.

[0018] Through the above technical solution: the cable seat two is a key turning point for the steel cable to change direction, optimizes the overall stress state, improves the reliability and safety of the engineering structure, and ensures the stability during construction and after completion.

[0019] As a further description of the above technical solution:

[0020] The outer wall of the bottom truss is fixedly connected with two connecting plates, and the top of each of the two connecting plates is fixedly connected with a lock seat three.

[0021] Through the above technical solution: the connecting plate is outside the plane of the truss, avoiding the building space on the truss, reserving sufficient space for external attached structures, and the lock seat three provides a precise force point for the steel cable acting on the truss, so that the steel cable can precisely and effectively exert tension on the truss, optimize the stress state of the truss, and further enhance the structural stability.

[0022] As a further description of the above technical solution:

[0023] Adjacent sides of the two trusses are provided with a plurality of web members, and the rear side of each of the trusses is fixedly connected with a lock hook.

[0024] Through the above technical solution: the existence of the web member strengthens the connection between the trusses, so that the two trusses are no longer isolated, forming a three-dimensional load-bearing system that works cooperatively, which can more effectively disperse and withstand external forces, and ensure the overall stability of the building structure.

[0025] As a further description of the above technical solution:

[0026] The bottom of the bottom truss is fixedly connected with a plurality of support frames, and the outer wall of each of the plurality of support frames is fixedly connected with a reinforcing rod.

[0027] Through the technical scheme, the support frame and the reinforcing rod jointly provide a stable support base for the bottom truss, and further strengthen the stability of the bottom of the whole building structure.

[0028] The utility model has the advantages of the following:

[0029] 1、The utility model discloses a straight plate shape of same thickness and fineness is provided between the tie beam and the cantilever beam, the manufacturing cost and difficulty are reduced compared with a curved surface shape, and the two lock plates are combined together through the mortise and tenon structure, so that the side plate is clamped, the node of the tie beam and the cantilever beam is stably connected, deformation is not easy, and the stability of the structure is enhanced.

[0030] 2、The utility model discloses a pre-embedded rod is embedded into the outer wall in the early stage of building construction, the connection stability is enhanced, the connecting block is inserted into the inner wall of the preset block and the plug-in block during installation, the truss is quickly, accurately and reliably initially installed on the outer wall, the whole space grid structure is firmly rooted for subsequent complex building, construction efficiency is greatly improved, and the effect that the construction period is shortened. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 A three-dimensional schematic view of a space grid structure is provided for the utility model;

[0032] Figure 2 A side view of a space grid structure is provided for the utility model;

[0033] Figure 3 A partial structure schematic view of a space grid structure is provided for the utility model;

[0034] Figure 4 A structure schematic view of a lock plate of a space grid structure is provided for the utility model;

[0035] Figure 5 A structure schematic view of a preset mechanism of a space grid structure is provided for the utility model.

[0036] LEGEND:

[0037] 1, outer wall;2, preset mechanism;201, preset block;202, pre-embedded rod;203, plug-in slot;204, connecting block;205, plug-in block;3, truss;4, cantilever beam;5, tie beam;6, bottom plate;7, dovetail groove;8, side plate;9, lock plate one;10, lock block one;11, lock block two;12, lock plate two;13, lock slot one;14, lock slot two;15, bearing column;16, steel bar;17, hoop;18, cable seat one;19, cable seat two;20, steel cable;21, connecting plate;22, lock seat three;23, web;24, lock hook;25, support frame;26, reinforcing rod. DETAILED DESCRIPTION

[0038] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0039] See attached document Figure 1 Appendix Figure 3 and attached Figure 4 This utility model provides an embodiment of a spatial grid structure, including an outer wall 1, which serves as a key protective and support barrier. Two trusses 3 are fixedly connected to the front of the outer wall 1. These two trusses 3 are the main load-bearing structures, bearing the lateral forces from above and any potential impacts, ensuring the vertical stability of the overall structure. Multiple cantilever beams 4 are fixedly connected to the inner walls of both trusses 3 to rationally transfer the load. Multiple connecting beams 5 are also fixedly connected to the inner walls of both trusses 3. The connecting beams 5 and cantilever beams 4 are straight plates of the same thickness, perpendicular to each other, and tightly interwoven to form a planar load-bearing grid. Multiple base plates 6 are fixedly connected to the bottom of each cantilever beam 4. Multiple dovetail grooves 7 are formed on the outer walls of each base plate 6. Two side plates 8 are slidably connected to the top of each base plate 6. The side plates 8 are installed on the base plates 6 via the dovetail grooves 7, with the bottom of the side plates 8 conforming to the shape of the dovetail grooves 7. After installation, the locking position is engaged on the side plate 8. The front sides of multiple connecting beams 5 are slidably connected to locking plates 1 9. The outer walls of multiple locking plates 1 9 are fixedly connected to two locking blocks 1 10. The outer walls of multiple locking plates 1 9 are fixedly connected to locking blocks 2 11. The rear sides of multiple connecting beams 5 are slidably connected to locking plates 2 12. The outer walls of multiple locking plates 2 12 have two locking grooves 1 13 and two locking grooves 14. The two locking grooves 1 13 and 14 on the outer walls of locking plates 2 12 form a shape fit with the locking blocks 1 10 and 11 on the outer walls of locking plates 1 9. Multiple web members 23 are provided on the adjacent side of the two trusses 3, which tightly connect the two relatively independent trusses 3 together, strengthening the connection between the trusses 3 in three-dimensional space. The rear sides of the trusses 3 are fixedly connected to locking hooks 24. The trusses 3 are fixed to the outer wall 1 by locking hooks 24, which enhances the reliability of the connection. Multiple preset mechanisms 2 are provided on the front side of the outer wall 1.

[0040] Specifically, the two trusses 3 are the main load-bearing structures, which bear vertical and lateral forces, ensure the overall vertical stability, are stably connected to the outer wall 1 by means of the hooks 24, facilitate construction and maintenance, and the inner wall cantilever beams 4 and the connecting beams 5 are vertically interwoven into a planar load-bearing grid, which strengthens the horizontal resistance, and the bottom plates 6 on both sides of the connecting beams 5, the side plates 8 on the two bottom plates 6, the lock plates one 9 on the front two side plates 8, and the lock plates two 12 on the rear two side plates 8 together constitute a group of nodes, which can be quickly and accurately assembled to ensure the structural stability of the cantilever beams 4 and the connecting beams 5, and the web members 23 closely connect the two trusses 3, strengthening the three-dimensional connection.

[0041] Referring to the accompanying drawings Figure 1 and the accompanying drawings Figure 5 The preset mechanism 2 includes a preset block 201, the outer wall of the preset block 201 is fixedly connected to the outer wall of the outer wall 1, the preset block 201 serves as the core starting component of the preset mechanism 2, and provides a reliable reference for the installation of subsequent components, a plurality of embedded rods 202 are fixedly connected to the rear side of the preset block 201, and are deeply embedded in the corresponding positions inside the wall body at the beginning of building construction, following the construction pace of the outer wall 1, a slot 203 is formed in the outer wall of the preset block 201, providing installation space for the connecting block 204, the connecting block 204 is slidably connected to the outer side of the slot 203, connecting the preset block 201 and the plug block 205 together, and the plug block 205 is slidably connected to the outer wall of the connecting block 204, closely connecting the truss 3 and the preset mechanism 2 together.

[0042] Specifically, the preset mechanism 2 takes the preset block 201 as the core starting component, the plurality of embedded rods 202 on the rear side of the preset block 201 are deeply embedded in the corresponding positions inside the wall body at the early stage of building construction, together with the outer wall 1, greatly enhancing the connection stability of the preset block 201 and the outer wall 1, the slot 203 formed in the outer wall of the preset block 201 opens up a dedicated installation space for the connecting block 204, and the plug block 205 is a key link connecting the truss 3, when installing the truss 3, the plug block 205 on the truss 3 is first inserted into the inner wall of the preset block 201, then the connecting block 204 is inserted from the top of the slot 203 and passes through the plug block 205 to be fixed on the preset block 201, and after insertion, the top of the connecting block 204 is clamped in the slot 203, closely and stably connecting the truss 3 and the preset mechanism 2 together, achieving the rapid, accurate and reliable preliminary installation of the truss 3 on the outer wall 1, and laying a solid foundation for the subsequent complex building work of the entire space grid structure.

[0043] Referring to the accompanying drawings Figure 1 and the accompanying drawings Figure 2The inner wall of the outer wall 1 is fixedly connected with a load-bearing column 15, which is an important pillar for bearing vertical load. The inner wall of the load-bearing column 15 is fixedly connected with a plurality of steel bars 16. The outer walls of the plurality of steel bars 16 are all fixedly connected with the same stirrup 17. The plurality of steel bars 16 and the stirrup 17 greatly improve the compression resistance and bending resistance of the load-bearing column 15, so that the load-bearing column 15 can stably support when facing the huge vertical pressure transmitted from each layer of the building above, prevent the structure from sinking and collapsing, and provide protection for the vertical stability of the entire space grid structure. The outer wall of the load-bearing column 15 is fixedly connected with two cable seats one 18, which provide a starting point for the installation of the steel cable 20. The top of the outer wall 1 is fixedly connected with two cable seats two 19, and the inner walls of the two cable seats two 19 are all fixedly connected with the steel cable 20. The cable seat two 19 is the turning point for the direction conversion of the steel cable 20. The outer wall of the bottom truss 3 is fixedly connected with two connecting plates 21, which are outside the plane of the truss 3 to avoid the steel cable 20 from invading the building space on the truss 3. The top of the two connecting plates 21 is fixedly connected with a lock seat three 22, which provides a stress point for the steel cable 20 acting on the truss 3. The bottom of the bottom truss 3 is fixedly connected with a plurality of support frames 25, which uniformly disperse the bottom pressure to the outer wall 1, ensure the structure to stably sit, and prevent the problems of inclination and sinking. The outer walls of the plurality of support frames 25 are all fixedly connected with reinforcing rods 26, which further strengthen the structural strength of the support frame 25, so that it can still remain stable when bearing huge pressure, and provide strong protection for the long-term safe use of the space grid structure.

[0044] Specifically, the load-bearing column 15 is a key pillar for bearing load. The inner wall of the load-bearing column 15 is fixedly connected with a plurality of steel bars 16 and a stirrup 17, which greatly improve the compression resistance and bending resistance. The steel cable 20 connects the truss 3 and the load-bearing column 15 together through a plurality of cable seats, realizes efficient transmission of force, optimizes the structure stress condition, and prevents the structure from tilting and sinking. The plurality of support frames 25 at the bottom of the bottom truss 3 uniformly disperse the pressure to the outer wall 1. The reinforcing rods 26 further strengthen the performance of the support frame 25, and guarantee the long-term stability and reliability of the structure.

[0045] Working principle: the outer wall 1 is located at the outermost of the whole structure, as the key protection and support barrier, two trusses 3 are the main bearing structure, fixed on the outer wall 1 through the lock hook 24, the multiple cantilever beams 4 arranged in the inner wall of the truss 3 and the connection beam 5 cooperate, the connection beam 5 is perpendicular to the cantilever beam 4, the web member 23 connects the two trusses 3 together, prevents the building from the problem of too large interlayer displacement or loose structure under vertical load, the bottom plate 6 on both sides of the connection beam 5, the side plate 8 on the two bottom plates 6, the lock plate one 9 on the front two side plates 8 and the lock plate two 12 on the rear two side plates 8 jointly constitute a group of nodes, the connection between each cantilever beam 4 and the connection beam 5 is provided with a node, when installing the node, first, the two bottom plates 6 are placed at the bottom of the cantilever beam 4 on both sides of the connection beam 5 and are welded, then the side plate 8 is slid and connected at the top of the two bottom plates 6, the outer wall of the side plate 8 is provided with a sliding groove, then the lock plate one 9 is slid backward along the sliding groove of the front two side plates 8, at the same time, the lock plate two 12 is slid forward along the sliding groove of the rear two side plates 8, when the lock plate one 9 and the lock plate two 12 meet, the lock plate one 9 is lifted, when the lock plate one 9 and the lock plate two 12 are moved to the inner wall and tightly abut against the adjacent side plate 8, the lock plate one 9 is pressed down, at this time, the lock block one 10 is inserted into the lock slot one 13, at the same time, the lock block two 11 is inserted into the lock slot two 14, the quick and accurate assembly of the node is completed, which provides guarantee for the efficient construction of the whole space grid structure.

[0046] Furthermore, the preset mechanism 2 is used for preliminarily installing the truss 3 on the outer wall 1, first, the outer wall of the preset block 201 is fixedly and firmly connected to the outer wall of the outer wall 1, the embedded rod 202 is embedded in the corresponding position in the wall body at the beginning of the construction of the building together with the construction of the outer wall 1, which enhances the connection stability between the preset block 201 and the outer wall 1, when installing the truss 3, the plug block 205 on the truss 3 is inserted into the inner wall of the preset block 201, then the connecting block 204 is inserted from the top of the insertion slot 203 on the preset block 201, and the connecting block 204 is fixed on the preset block 201 through the plug block 205, after being inserted, the top of the connecting block 204 is clamped in the insertion slot 203.

[0047] Finally, it should be pointed out that: the above only describes the preferred embodiments of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A spatial grid structure, comprising an outer wall (1), characterized in that: Two trusses (3) are fixedly connected to the front side of the outer wall (1). Multiple cantilever beams (4) are fixedly connected to the inner walls of the two trusses (3). Multiple connecting beams (5) are fixedly connected to the inner walls of the two trusses (3). Multiple base plates (6) are fixedly connected to the bottom of the multiple cantilever beams (4). Multiple dovetail grooves (7) are opened on the outer walls of the multiple base plates (6). Two side plates (8) are slidably connected to the top of the multiple base plates (6). The front sides of the multiple connecting beams (5) are fixedly connected to the outer walls of the multiple base plates (6). A locking plate (9) is slidably connected. Two locking blocks (10) are fixedly connected to the outer wall of the multiple locking plates (9). Locking blocks (11) are fixedly connected to the outer wall of the multiple locking plates (9). Locking plates (12) are slidably connected to the rear side of the multiple connecting beams (5). Two locking grooves (13) are started on the outer wall of the multiple locking plates (12). Locking grooves (14) are started on the outer wall of the multiple locking plates (1). Multiple preset mechanisms (2) are provided on the front side of the outer wall (1).

2. The spatial grid structure according to claim 1, characterized in that: The preset mechanism (2) includes a preset block (201). The outer wall of the preset block (201) is fixedly connected to the outer wall of the outer wall (1). A plurality of embedded rods (202) are fixedly connected to the rear side of the preset block (201). A slot (203) is opened on the outer wall of the preset block (201). A connecting block (204) is slidably connected to the outer side of the slot (203). An insert block (205) is slidably connected to the outer wall of the connecting block (204).

3. A spatial grid structure according to claim 1, characterized in that: The inner wall of the outer wall (1) is fixedly connected to a load-bearing column (15), and the inner wall of the load-bearing column (15) is fixedly connected to multiple steel bars (16).

4. A spatial grid structure according to claim 3, characterized in that: The outer walls of multiple steel bars (16) are fixedly connected to the same stirrup (17), and the outer walls of the load-bearing column (15) are fixedly connected to two cable seats (18).

5. A spatial grid structure according to claim 1, characterized in that: The top of the outer wall (1) is fixedly connected to two cable seats (19), and the inner walls of the two cable seats (19) are fixedly connected to steel cables (20).

6. A spatial grid structure according to claim 1, characterized in that: The outer wall of the bottom truss (3) is fixedly connected to two connecting plates (21), and the top of each of the two connecting plates (21) is fixedly connected to a locking seat three (22).

7. A spatial grid structure according to claim 1, characterized in that: Multiple web members (23) are provided on the adjacent side of the two trusses (3), and the rear side of each truss (3) is fixedly connected with a locking hook (24).

8. A spatial grid structure according to claim 1, characterized in that: The bottom of the truss (3) is fixedly connected to a plurality of support frames (25), and the outer walls of the plurality of support frames (25) are fixedly connected to reinforcing rods (26).

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