CN217438954U - Splayed supporting node structure - Google Patents

Abstract

The application provides a splayed support node structure, it includes: the splayed supporting component comprises a first abutting surface, a second abutting surface, a third abutting surface and a fourth abutting surface, the first abutting surface and the second abutting surface are arranged oppositely, the third abutting surface and the fourth abutting surface are respectively connected with one end of the first abutting surface and one end of the second abutting surface in an inclined mode, and the section size of the splayed supporting component is enlarged from the first abutting surface to the second abutting surface; the first abutting surface, the second abutting surface, the third abutting surface and the fourth abutting surface are all abutted with at least one group of supporting beam components; the supporting beam component supports the supporting beam component and the splayed supporting component, the supporting beam component is enclosed into a trapezoidal frame, the short edge of the trapezoidal frame is correspondingly supported below the end where the first abutting surface is located, the long edge of the trapezoidal frame is correspondingly supported below the end where the second abutting surface is located, and two waist edges of the trapezoidal frame are correspondingly supported below the end where the third abutting surface and the fourth abutting surface are located. This scheme can provide stable support to eight characters supporting component.

Description

Splayed supporting node structure

Technical Field

The utility model relates to a building foundation pit enclosure field, concretely relates to eight characters support node structure.

Background

In order to ensure the safety of the underground structure and the surrounding environment of the foundation pit, protective measures such as supporting, reinforcing and the like are required to be adopted on the side wall and the periphery of the foundation pit. The existing foundation pit steel support system generally comprises a group of construction method piles arranged around the edge of a foundation pit, wherein the construction method piles are fender piles made of steel materials. And the pit walls on two opposite sides of the foundation pit are supported by the support beams and the splayed supports in a combined manner so as to keep the stable shape of the foundation pit.

In the related art, the bracing beam assembly spans the foundation pit to support the pit walls on the opposite sides of the foundation pit in an abutting manner, and since the bracing beam assembly is enlarged and needs to disperse the pressure transmitted by the bracing beam assembly to different areas of the pit walls, the stability is improved. In order to enlarge the pressure dispersion area, a transfer structure, such as a splay structure, needs to be arranged. However, the splayed structure has a large self-weight and is complicated to be stressed in all directions, so that the supporting strength of the splayed structure is insufficient, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is mainly that: the connection part of the splayed supporting part and the stay bar assembly is enlarged, so that the pressure dispersion of the stay bar assembly in different directions is enlarged, and the connection convenience is improved.

The technical scheme of the utility model is that: a splayed support node structure comprising:

the splayed supporting component comprises a first abutting surface, a second abutting surface, a third abutting surface and a fourth abutting surface, wherein the first abutting surface and the second abutting surface are arranged oppositely, the third abutting surface is obliquely connected with one end of the first abutting surface and one end of the second abutting surface, the fourth abutting surface is obliquely connected with the other end of the first abutting surface and the other end of the second abutting surface, and the section size of the splayed supporting component is enlarged from the first abutting surface to the second abutting surface;

the first abutting surface, the second abutting surface, the third abutting surface and the fourth abutting surface are all abutted with at least one group of supporting beam assemblies;

the joist subassembly lifts the support beam subassembly with the splayed support component, the joist subassembly encloses into trapezoidal frame, the minor face of trapezoidal frame correspond support in the below of first butt face place end, the long limit of trapezoidal frame correspond support in the below of second butt face place end, two waist limits of trapezoidal frame correspond support in the below of third butt face and fourth butt face place end.

Preferably, the bracing beam assembly is perpendicular to the surface of the splayed support member to which the bracing beam assembly is connected, and the bracing beam assembly to which the first abutment surface, the third abutment surface and the fourth abutment surface are connected is located on the same side as the second abutment surface.

Preferably, the brace beam assembly includes three or more section steel beams spaced apart from each other and tie bars connecting the three or more section steel beams, and the three or more section steel beams are erected on the joist assembly.

Preferably, the joist assembly comprises a section steel upright, a saddle member fixed on the section steel upright and at least one joist detachably connected to the saddle member, and the support beam assembly and/or the splayed support member is erected on the at least one joist.

Preferably, the joist assembly comprises an encryption joist parallel to the long edge and the short edge of the trapezoid frame and positioned between the long edge and the short edge, and the encryption joist is positioned under the splayed supporting component.

Preferably, the splayed supporting component comprises a first pressurizing part, a second pressurizing part, a combined triangular component and two integrated force transmission parts, wherein the two integrated force transmission parts are arranged on two sides of the combined triangular component, the first pressurizing part is arranged on the combined triangular component, the second pressurizing part is simultaneously connected with the two integrated force transmission parts, the first pressurizing part forms the first abutting surface, the second pressurizing part forms the second abutting surface, one of the integrated force transmission parts forms the third abutting surface, and the other integrated force transmission part forms the fourth abutting surface.

Preferably, the combined triangular component is of a symmetrical structure, and the two integrated force transmission pieces are symmetrically distributed relative to a symmetrical plane of the combined triangular component.

Preferably, the combined triangular component is provided with a first stress surface, a second stress surface and a third stress surface which are distributed in a triangular manner; one of the integrated force transmission pieces is fixedly locked on the first stress surface, the other integrated force transmission piece is fixedly locked on the second stress surface, and the first pressurizing piece is connected to the third stress surface.

Preferably, the combined triangular component comprises a triangular force transmission piece and a waist beam component which is detachably mounted on the triangular force transmission piece, the first stress surface and the second stress surface are located on the peripheral wall of the waist beam component, and the third stress surface is arranged on the triangular force transmission piece.

Preferably, the strut beam assembly further includes a third pressing member attached to the first force receiving surface and a fourth pressing member attached to the second force receiving surface, the third pressing member and the fourth pressing member being used to connect the strut beam assembly, the third pressing member constituting the third contact surface, and the fourth pressing member constituting the fourth contact surface.

The utility model has the advantages that: the joist subassembly is from bottom lift supporting beam subassembly and eight characters supporting component, and the trapezoidal frame that the joist subassembly formed supports with the whole shape phase-match of eight characters supporting component, can improve the support stability of eight characters support node structure, keeps supporting beam subassembly and eight characters supporting component to be in same plane then, and shape stability is high.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive effort.

Fig. 1 is a schematic structural diagram of the splayed supporting node structure of the present invention.

Fig. 2 is an exploded view of the figure-eight support member disclosed in fig. 1.

Fig. 3 is an exploded schematic view of the assembled delta assembly of the present invention.

Fig. 4 is a schematic structural view of the triangular force transmission member of the present invention.

Fig. 5 is a schematic cross-sectional structure diagram of the joist assembly of the present invention.

Description of reference numerals: a splayed support member 10; a combination delta assembly 11; a triangular force transfer member 111; a rectangular main body 1111; a triangular body 1112; a wale assembly 112; a first wale 1121; a second wale 1122; a first horizontal beam 1123; a second horizontal beam 1124; an integral force transfer member 12; a surrounding frame 121; a top panel 1211; a base plate 1212; a first side plate 1213; a second side panel 1214; a first substrate 122; a second substrate 123; a first reinforcing frame 124; first vertical plate 1241; second upright 1242; a first presser 13; a second pressing member 14; a third pressing member 15; a fourth pressing member 16; a spreader beam assembly 20; a joist assembly 30; a section steel column 31; a seat member 32; a connecting portion 321; a lifting part 322; and a diagonal support portion 323.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. The following description refers to the accompanying drawings in which the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below do not represent all implementations consistent with the present invention, but are merely examples of apparatus and methods consistent with certain aspects of the present invention.

The force transfer node structure of the triangular member of the present invention will be described in detail with reference to the accompanying drawings. Features in the embodiments described below may be combined with each other without conflict.

The first embodiment is as follows: referring to fig. 1 to 5, the present invention provides a splayed supporting node structure for expanding the connection area and improving the stability of the shape of the foundation pit in the foundation pit. The splayed supporting node structure comprises a splayed supporting part 10, four groups or more than four groups of supporting beam assemblies 20 and a supporting beam assembly 30 for lifting the supporting beam assemblies 20 and the splayed supporting part 10.

The splayed support part 10 comprises a first abutting surface, a second abutting surface, a third abutting surface and a fourth abutting surface, the first abutting surface and the second abutting surface are arranged oppositely, the third abutting surface is obliquely connected with one ends of the first abutting surface and the second abutting surface, the fourth abutting surface is obliquely connected with the other ends of the first abutting surface and the second abutting surface, and the section size of the splayed support part 10 is enlarged from the first abutting surface to the second abutting surface. The first abutting surface, the second abutting surface, the third abutting surface and the fourth abutting surface of the splayed support member 10 are approximately in a quadrilateral structure and are distributed on the outer peripheral wall of the splayed support member 10. Moreover, the splayed supporting component 10 is a rigid structure frame formed by combining a plurality of parts, has high overall structural strength, is assembled and assembled to form different volumes, and is convenient for field assembly.

At least one group of the support beam assembly 20 is abutted to each of the first abutting surface, the second abutting surface, the third abutting surface and the fourth abutting surface, and the support beam assembly 20 is intersected with the splayed support part 10, so that acting forces are transmitted to the splayed support part 10 from different directions. The brace member 20 abuts from the splayed support member 10 from four different directions, respectively, to keep the interaction force balanced, thereby keeping the shape of the foundation pit stable. The joist assembly 30 lifts the support beam assembly 20 and the splayed support part 10 from the bottom, so that the support stability of the splayed support node structure is improved, the support beam assembly 20 and the splayed support part 10 are kept in the same plane, and the shape stability is high.

In order to improve the stability of the force transmission, the brace member 20 is perpendicular to the surface of the splayed support part 10 connected thereto, and the brace member 20 connected to the first, third and fourth abutting surfaces is located on the same side of the second abutting surface. The beam supporting assemblies 20 connected with the third abutting surface and the fourth abutting surface are in a structure similar to a splayed structure and are respectively abutted against the splayed supporting part 10, the beam supporting assemblies 20 connected with the first abutting surface are positioned between the other two groups of supporting rod assemblies, so that the beam supporting assemblies 20 connected with the first abutting surface, the third abutting surface and the fourth abutting surface are positioned at the same side and are connected to the pit wall of the foundation pit at intervals, meanwhile, the acting force transmitted by the supporting rod assemblies connected with the second abutting surface is distributed together, the stressed area is large, multi-point support is realized, the stability of the foundation pit is improved, and the area for maintaining the shape of the foundation pit is enlarged.

The second abutting surface and the first abutting surface are oppositely arranged on the splayed support member 10, and the area of the second abutting surface is far larger than that of the first abutting surface. Optionally, two or more sets of the brace assemblies 20 are connected to the second abutting surface in an abutting manner, so that a higher structural strength can be maintained when the corresponding brace assembly 20 spans the foundation pit. Optionally, the second abutting surface is parallel to the first abutting surface, so that the splaying support member 10 is approximately in an isosceles trapezoid structure. Correspondingly, the joist component 30 encloses into a trapezoidal frame, the short side of the trapezoidal frame correspondingly supports below the end where the first abutting surface of the splayed supporting part 10 is located, the long side of the trapezoidal frame correspondingly supports below the end where the second abutting surface of the splayed supporting part 10 is located, and the two waist edges of the trapezoidal frame correspondingly support below the ends where the third abutting surface and the fourth abutting surface of the splayed supporting part 10 are located. The ladder-shaped frame formed by the joist assembly 30 is matched with the overall shape of the splayed supporting part 10 for supporting, so that the supporting stability of the splayed supporting node structure can be improved. Further, the joist assembly 30 comprises an encryption joist parallel to the long side and the short side of the trapezoid frame and located between the long side and the short side, and the encryption joist is located right below the splayed supporting part 10. The encrypted joist may be in the form of a plurality of beams for providing support directly below the figure eight support member 10.

The figure eight support member 10 is a rigid structural member located at a nodal point to balance the compressive forces transmitted from the spreader beam assembly 20 in all directions. The splayed supporting part 10 comprises a first pressurizing piece 13, a second pressurizing piece 14, a combined triangular component 11 and two integrated force transmission pieces 12 abutted against the combined triangular component 11. The two integrated force transmission pieces 12 are located on two sides of the combined triangular component 11, the first pressurizing piece 13 is installed on the combined triangular component 11, and the second pressurizing piece 14 is connected with the two integrated force transmission pieces 12 at the same time. The first pressing member 13 constitutes the first contact surface, the second pressing member 14 constitutes the second contact surface, one of the integral force transmitting members 12 constitutes the third contact surface, and the other integral force transmitting member 12 constitutes the fourth contact surface.

The first pressing member 13 is fixed to one side surface of the combination delta assembly 11 for connecting the brace assembly 20, thereby increasing the compressive strength of the splaying support member 10. The second pressure piece 14 is connected with the two integrated force transmission pieces 12 at the same time, and the two integrated force transmission pieces 12 of the first pressure piece 13 and the second pressure piece 14 are used for supporting the support beam assembly 20 at a corresponding angle. The second pressure piece 14 transmits the pressure to the two integral force transfer pieces 12 so that the two integral force transfer pieces 12 can support the spreader bar assembly 20, respectively. Furthermore, each supporting beam assembly 20 is symmetrically supported on the integrated force transmission piece 12, so that the connecting area between the supporting beam assembly 20 and the splayed supporting part 10 is enlarged. Further, the first pressing member 13 is parallel to the second pressing member 14, so that the pressing forces applied to the first pressing member 13 and the second pressing member 14 are opposite, thereby forming the splayed supporting member 10 to support the strut assembly.

The combined triangular component 11 is provided with a first force bearing surface, a second force bearing surface and a third force bearing surface which are distributed in a triangular manner. The combined triangular component 11 is of a structure similar to a triangle, and the first stress surface, the second stress surface and the third stress surface are distributed in a triangle. The combination triangle component 11 can be formed by combining one or more fittings. The two integrated force transmission pieces 12 are respectively locked on the first force bearing surface and the second force bearing surface through fasteners, so that the overall structural size of the combined triangular component 11 is enlarged.

Further, the splayed supporting part 10 further comprises a third pressing member 15 mounted on the first force bearing surface and a fourth pressing member 16 mounted on the second force bearing surface, and the third pressing member 15 and the fourth pressing member 16 are used for connecting the bracing beam assembly 20. The third press 15 and the fourth press 16 are rectangular bar frame structures, which are welded from a plate material or are formed by combining a section bar with a plate material. The whole structure has high strength and high compressive strength. The third pressure piece 15 and the fourth pressure piece 16 are respectively installed at corresponding positions of the splayed supporting member 10 to bear the pressure from the brace beam assembly 20, so that the first force bearing surface and the second force bearing surface are prevented from being locally pressed, and the overall strength is high.

The two integrated force transmission pieces 12 are respectively fixed on the combined triangular component 11, and the splayed supporting component 10 has a large integral structure. The first and second pressing members 13 and 14 are respectively located at both ends of the splayed support member 10 so that the coupled girder assemblies 20 abut against each other. And, two integrative biography power piece 12 respectively fixed stay roof beam subassembly 20 to make a plurality of angles support splayed support component 10, support the area greatly.

In one embodiment, the assembly cam assembly 11 is a triangular structure formed by assembling a plurality of fittings. Specifically, the combined triangular assembly 11 includes a triangular force transmission member 111 and a wale assembly 112 detachably mounted on the triangular force transmission member 111, the first force-bearing surface and the second force-bearing surface are located on the outer peripheral wall of the wale assembly 112, and the third force-bearing surface is disposed on the triangular force transmission member 111.

The wale component 112 is fixed to the triangular force transfer member 111 and covers the surface of the triangular force transfer member 111. The wale assemblies 112 respectively cover the intersecting planes of the triangular force transfer members 111, and then the padding height of the triangular force transfer members 111 is adjusted. Moreover, the wale component 112 is integrally in a strip-shaped beam structure, and is integrally pressed on the surface of the triangular force transmission piece 111, so that the integral stress area is large, and the triangular force transmission piece 111 is subjected to integral stress.

The wale component 112 is formed by combining two or more rectangular beams, each two rectangular beams are intersected and fixed to form an approximate L-shaped structure and are erected on two inclined planes of the triangular force transmission piece 111, so that the wale component 112 is detachably connected with the triangular force transmission piece 111, and the appearance size of the triangular force transmission piece 111 is adjusted. Optionally, the wale assembly 112 includes at least one first wale 1121 and at least one second wale 1122 intersecting, and the first wale 1121 and the second wale 1122 are detachably connected and commonly connected to a surface of the triangular force transfer member 111. Each first wale 1121 is fixedly connected to one second wale 1122, thereby forming an approximately "L" shaped structure. The first wale 1121 and the second wale 1122 are erected on the triangular force transfer member 111 one by one, so that the external dimension of the triangular force transfer member 111 is adjusted, and the force bearing area and the overall structural strength of the triangular force transfer member 111 are adjusted. The frame structure formed by the wale component 112 not only adjusts the external dimension of the triangular force transmission piece 111, but also facilitates the on-site assembly and adjustment of the triangular force transmission piece 111, and improves the use scene.

Alternatively, the wale assembly 112 is a rectangular bar frame structure, which is welded from a plate material or is processed from a profile-joined plate material. Optionally, the wale assembly 112 is mounted to the triangular force transfer member 111 with its largest outer contour edge being located on the extension of the largest dimension edge of the triangular force transfer member 111

The triangular force transfer member 111 is similar to a triangular-shaped prefabricated structural member, which is fixed to the wale assembly 112, so that the pressure is transferred to the triangular force transfer member 111 through the wale assembly 112. Optionally, the triangular force transfer member 111 is connected to the wale assembly 112 through one of the triangular faces, thereby securing the two. Optionally, one of the sharp corners of the triangular force-transmitting member 111 is configured to be a plane, thereby forming an approximately trapezoidal structure, and the flat end abuts against the wale component 112 or the triangular force-transmitting member 111, thereby further improving the connection strength between the integrated triangular force-transmitting member 111 and the combined triangular member 11.

In one embodiment, the wale assembly 112 further includes a first horizontal beam 1123 and a second horizontal beam 1124 fixed to the triangular force transfer member 111, the first horizontal beam 1123 being connected to the first wale 1121, and the second horizontal beam 1124 being connected to the second wale 1122. One of the integrated force transfer members 12 is fixed to the first waist rail 1121 with its end portion abutted against and fixed to the first horizontal rail 1123, and the other integrated force transfer member 12 is fixed to the second waist rail 1122 with its end portion abutted against and fixed to the second horizontal rail 1124.

The first horizontal beam 1123 and the second horizontal beam 1124 are both fixedly connected with the triangular force transmission piece 111, and the first horizontal beam 1123 and the second horizontal beam 1124 are parallel to each other. Alternatively, the triangular force-transmitting member 111 includes a rectangular main body 1111 and a triangular main body 1112 partially protruding from one side surface of the rectangular main body 1111, the wale member 112 is mounted on the triangular main body 1112 and connected to the rectangular main body 1111, and the integrated force-transmitting member 12 is connected to the triangular main body 1112 and abuts against the wale member 112 or the rectangular main body 1111. The triangular body 1112 approximates a triangular structure with the rectangular body 1111 positioned on opposite sides of the included angle of the triangular body 1112. The surface of the rectangular main body 1111 on the side away from the triangular main body 1112 is configured as a third force-bearing surface, and the first pressing member 13 is fixed to the rectangular main body 1111. The rectangular main body 1111 and the triangular main body 1112 are formed by welding plates to form an integral frame structure, wherein the triangular main body 1112 is partially protruded relative to the surface of the rectangular main body 1111. In one embodiment, the triangular body 1112 and the rectangular body 1111 have mounting holes formed on their surfaces at intervals for connecting the triangular force transmitting member 111 to the wale member 112.

The inclined surface of the triangular main body 1112 intersects with the rectangular main body 1111 and the intersecting line is spaced from the end surface of the rectangular main body 1111 by a preset distance. The delta body 1112 is partially protruded from the surface of the rectangular body 1111 such that the delta body 1112 is spaced apart from the end of the rectangular body 1111. Wherein, an installation space is formed between the surface of the triangular main body 1112 and the rectangular main body 1111, accordingly, the wale assembly 112, the first horizontal beam 1123 and the second horizontal beam 1124 are detachably coupled to the triangular main body 1112, the wale assembly 112 covers the inclined surface of the triangular main body 1112, and the end portion abuts against the rectangular main body 1111. The wale assembly 112 is located in the installation space, thereby adjusting the triangular force transmission piece 111 and the external dimension.

The integrated force transmission piece 12 comprises a surrounding frame 121, a base plate 122 and a reinforcing frame 124 which are formed by welding steel materials, and all parts are welded into an integrated prefabricated structure by adopting a welding process. The enclosure frame 121 is a plate-shaped enclosure to form an annular structure, and specifically, the enclosure frame 121 is a triangular frame structure. The reinforcing frame 124 includes a supporting plate 123 connected to the substrate 122 and disposed opposite to the enclosure frame 121, and a double-layer parallel reinforcing frame structure is formed between the supporting plate 123 and the enclosure frame 121, so that the structural stability is good. Optionally, the enclosure frame 121 and the corresponding support plate 123 are parallel to each other, and reinforcing plates are disposed between the enclosure frame 121 and the support plate 123. An annular space is formed in an annular structure formed by the enclosure frame 121 and the support plate 123, and the substrate 122 is located in the annular space and fixedly connected with the support plate 123 and the enclosure frame 121. The reinforcing frame 124 is fixed to one side surface of the base plate 122, and at least a portion of the reinforcing frame 124 is fixedly connected to the enclosure frame 121 and the supporting plate 123. The reinforcing frame 124 is positioned in the annular space and vertically protrudes out of the surface of the base plate 122, and the edge of the reinforcing frame 124 intersects with the enclosure frame 121 and the supporting plate 123.

The integral force transmission piece 12 is integrally configured into a prefabricated piece, can be prefabricated and molded in a factory and can be recycled, and the integral structure is high in strength. The enclosure frame 121, the base plate 122 and the reinforcing frame 124 are integrated, so that the overall structural strength of the force transmission member 12 is integrated. The enclosing frame 121 is connected to the combined triangular component 11 and the second pressurizing piece 13, and the end wall of the enclosing frame 121 abuts against the connecting node of the triangular force transmission piece 111, so that the overall structural strength is high.

In one embodiment, the enclosure frame 121 is in an isosceles triangle shape, the vertex angles are configured as plane end faces, the assembly triangle assembly 11 is fixedly connected to the waist edge of the enclosure frame 121, and the second pressing member 13 is fixed to the bottom edge of the enclosure frame 121. The overall shape of the integrated force transmission piece 12 is an isosceles triangle structure, and the overall structure is stable in shape. In addition, the waist edges at the two sides of the integrated force transmission piece 12 are connected with the combined triangular component 11, so that the whole force is balanced, and the controllability of the pressure transmission direction is good.

In an embodiment, the enclosure frame 121 includes a top plate 1211, a first side plate 1213 obliquely intersecting with one end of the top plate 1211, a second side plate 1214 obliquely intersecting with the other end of the top plate 1211, and a bottom plate 1212 oppositely disposed to the top plate 1211, and the support plates 123 are respectively disposed correspondingly and parallel to the top plate 1211, the first side plate 1213, the second side plate 1214, and the bottom plate 1212. The first side plate 1213 and the second side plate 1214 are gradually increased in size from the top plate 1211 toward the bottom plate 1212. The length of the bottom plate 1212 is greater than that of the top plate 1211, so that the protection frame 121 has an approximately trapezoidal structure. The first side plate 1213 is connected to the first force-receiving surface, and the bottom plate 1212 is connected to the second presser 13.

In one embodiment, reinforcing frame 124 includes two or more first vertical plates 1241 and two or more second vertical plates 1242, and first vertical plates 1241 and second vertical plates 1242 intersect. The first vertical plate 1241 and the second vertical plate 1242 are both perpendicular to the surface of the substrate 122, and both side walls of the first vertical plate 1241 and both side walls of the second vertical plate 1242 intersect with the enclosure frame 121.

In one embodiment, the first side panel 1213 and the second side panel 1214 are perpendicular to each other and the length of the first side panel 1213 and the length of the second side panel 1214 are equal. The first side plate 1213 and the second side plate 1214 are perpendicular to each other to form an approximate isosceles right angle structure so as to adjust the connection angle of the supporting beam, and the stress balance is good.

Furthermore, the combined triangular component 11 is of a symmetrical structure, and the two integrated force transmission pieces 12 are symmetrically distributed relative to the symmetrical plane of the combined triangular component 11, so that the whole splayed supporting component 10 is of a symmetrical structure, the stress in each direction is balanced, the structural stability is good, and important support is provided for the stability of the foundation pit.

In one embodiment, the joist assembly 30 comprises a steel section upright 31, a bracket 32 fixed to the steel section upright 31, and at least one joist detachably connected to the bracket 32, wherein the joist assembly 20 and/or the splayed support member 10 is mounted on the at least one joist.

The profile steel upright 31 erects at the bottom of the foundation pit, and the bracket member 32 is fixed on the profile steel upright 31 to form a cantilever lifting boss structure. Alternatively, the bracket member 32 is welded to the steel section pillar 31 so as to be fixed integrally. Optionally, bracket member 32 and profiled bar upright 31 are detachably connected by a bolt assembly to improve the ease of the detachable connection. Optionally, the bracket 32 includes a connecting portion 321, a lifting portion 322 protruding from the connecting portion 321, and an inclined supporting portion 323 connecting the lifting portion 322 and the connecting portion 321 in an inclined manner, wherein the connecting portion 321 is attached to the section steel upright 31 and is fixedly connected to the section steel upright 31. The lifting part 322 protrudes from the section steel column 31 to form a cantilever structure to lift the joist. Optionally, the joist and the section steel upright 31 are locked and connected through a fastener, so that the joist is prevented from moving, and the joist is convenient to disassemble and assemble. It should be mentioned that each joist is erected on the bracket 32 installed on the two section steel upright posts 31, and the installation is convenient. The joists are located below the splaying support member 10 and the spreader bar assembly 20.

Optionally, the joist assembly 30 is provided with two joists distributed in a staggered manner to support the splaying support member 10 together. Two or more supporting beams can be arranged on one section steel upright column 31, the splayed supporting part 10 and the supporting beam assembly 20 can be lifted together, and the lifting range is large.

The above is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the above preferred embodiments, but the present invention is not limited to the above embodiments, and any skilled person familiar with the art can make some changes or modifications to equivalent embodiments with equivalent changes within the scope of the technical solution of the present invention, but all the technical solutions of the present invention can be modified, and any simple modifications, equivalent changes and modifications made to the above embodiments by the technical solution of the present invention still belong to the scope of the technical solution of the present invention.

Claims (10)

1. A splayed support node structure, comprising:

the splayed supporting component comprises a first abutting surface, a second abutting surface, a third abutting surface and a fourth abutting surface, wherein the first abutting surface and the second abutting surface are arranged oppositely, the third abutting surface is obliquely connected with one end of the first abutting surface and one end of the second abutting surface, the fourth abutting surface is obliquely connected with the other end of the first abutting surface and the other end of the second abutting surface, and the section size of the splayed supporting component is enlarged from the first abutting surface to the second abutting surface;

the first abutting surface, the second abutting surface, the third abutting surface and the fourth abutting surface are all abutted with at least one group of supporting beam assemblies;

the joist subassembly lifts the support beam subassembly with the splayed support component, the joist subassembly encloses into trapezoidal frame, the minor face of trapezoidal frame correspond support in the below of first butt face place end, the long limit of trapezoidal frame correspond support in the below of second butt face place end, two waist limits of trapezoidal frame correspond support in the below of third butt face and fourth butt face place end.

2. The figure eight support node structure of claim 1, wherein the brace beam assembly is perpendicular to the surface of the figure eight support member to which it is connected, the brace beam assembly to which the first, third and fourth abutment surfaces are connected being on the same side of the second abutment surface.

3. The splayed support node structure according to claim 1, wherein the brace member assembly comprises three or more steel section beams spaced apart from each other and tie bars connecting the three or more steel section beams, and the three or more steel section beams are erected on the joist assembly.

4. The splayed support node structure according to claim 1, wherein the joist assembly comprises a section steel upright, a saddle member fixed to the section steel upright, and a joist detachably connected to the saddle member, and the joist assembly and the splayed support member are erected on the joist.

5. The figure eight support node structure of claim 4, wherein the joist assembly comprises a stiffening joist parallel to and between the long and short sides of the ladder, the stiffening joist being located directly below the figure eight support member.

6. The splayed support node structure according to claim 1, wherein the splayed support member comprises a first pressing member, a second pressing member, a combined triangular component and two integrated force transmission members mounted on the combined triangular component, the two integrated force transmission members are positioned at two sides of the combined triangular component, the first pressing member is mounted on the combined triangular component, the second pressing member is simultaneously connected with the two integrated force transmission members, the first pressing member forms the first abutting surface, the second pressing member forms the second abutting surface, one of the integrated force transmission members forms the third abutting surface, and the other integrated force transmission member forms the fourth abutting surface.

7. The splayed support node structure of claim 6, wherein the combination triangle component is a symmetrical structure, and the two integral force transmission members are symmetrically distributed relative to a symmetrical plane of the combination triangle component.

8. The splayed support node structure according to claim 6, wherein the combined triangular component is provided with a first force-bearing surface, a second force-bearing surface and a third force-bearing surface which are distributed in a triangular manner; one of the integrated force transmission pieces is fixedly locked on the first stress surface, the other integrated force transmission piece is fixedly locked on the second stress surface, and the first pressurizing piece is connected to the third stress surface.

9. The splayed support node structure of claim 8, wherein the combined triangular component comprises a triangular force transmission piece and a wale component detachably mounted on the triangular force transmission piece, the first force bearing surface and the second force bearing surface are arranged on the outer peripheral wall of the wale component, and the third force bearing surface is arranged on the triangular force transmission piece.

10. The splayed support node structure according to claim 8, further comprising a third pressing member mounted to the first force-bearing surface and a fourth pressing member mounted to the second force-bearing surface, the third and fourth pressing members being adapted to connect the spreader bar assembly, the third pressing member constituting the third abutment surface and the fourth pressing member constituting the fourth abutment surface.

Images