CN217580545U - Novel disjunctor that layer steel truss and cable structure mix strides - Google Patents

Abstract

The utility model discloses a novel disjunctor that layer steel truss and cable structure mix strides, wherein this disjunctor includes: at least two core section of thick bamboo and locate the disjunctor steel construction between the core section of thick bamboo, the disjunctor steel construction includes: the steel truss structure comprises cantilever trusses, two cross-layer steel trusses on two sides and a middle guy cable structure, wherein the middle guy cable structure comprises a middle steel truss and high-strength guy cables, and two high-strength guy cables are symmetrically attached to two sides of the middle steel truss. Exert the pre-tensioning force to high-strength cable and had been favorable to reducing the moment of flexure of middle pin steel frame, adjust its and the deformation difference of outside cross-layer steel truss, can rationally control the cable again and be in the state of being drawn all the time, guaranteed disjunctor structure's bearing capacity and security, the utility model discloses a novel disjunctor structure has been found to the form that cross-layer steel truss and cable structure mix, through increasing usable floor area and realizing indoor pleasing to the eye with the little advantage in cross-section, two cables of per road also reach the possibility that the cable was changed for not interrupting building function during operation from now on.

Description

Novel disjunctor that layer steel truss and cable structure mix strides

Technical Field

The utility model belongs to the technical field of the building engineering technique and specifically relates to a novel disjunctor that stride layer steel truss and cable structure mix.

Background

The connected structure refers to a structure with a connector between two or more tower buildings except for the podium building. The connection between the large span connection body structure and the main body structure is generally determined according to the arrangement condition of the main body structures at two sides, and the connection mode mainly comprises rigid connection and sliding connection. The integral part of the general integral structure is complex in stress, and the integral analysis requirement of the structure is higher after rigid connection is adopted, but the potential factors such as difficult treatment of the building curtain wall, waterproof hidden danger of the building and the like caused by sliding connection are reduced, so that rigid connection is recommended to be adopted in technical regulations of concrete structures of high-rise buildings.

Because the steel structure dead weight is light, the earthquake action is little advantage, the connector part that the span is bigger adopts the steel truss structure of striding the layer to reduce disjunctor dead weight and earthquake shear force mostly, and disjunctor steel truss directly connects with the vertical component (such as core section of thick bamboo, tower frame post etc.) of both sides main part in addition. When the width of the connecting body is not less than 16m, a steel truss is usually arranged in the middle, and the steel truss needs to extend to the core barrel on both sides. Obviously, the steel truss is stressed more than the trusses on both sides, so the cross section of the truss member is also large, which affects the lighting and use experience of the building space at the connecting body part and sometimes even can not meet the indoor requirement of the building. In this case, the composition of the connected structural system needs to be improved to meet the requirements of building functions.

Therefore, the prior art has yet to be improved.

SUMMERY OF THE UTILITY MODEL

The middle cross-layer steel truss in the connecting body in the prior art needs large member cross-section, which can affect the lighting and use experience of the building space of the connecting body part and sometimes even can not meet the indoor requirement of the building.

The present invention aims at alleviating or solving at least one of the above mentioned problems to at least a certain extent. In one aspect, the utility model provides a novel disjunctor that layer steel truss and cable structure mix strides, include two at least core section of thick bamboos and locate disjunctor steel construction between the core section of thick bamboos, a core section of thick bamboo is used for supporting the disjunctor steel construction, wherein, the disjunctor steel construction includes: the truss structure comprises a cantilever truss, a first truss outer truss, a second truss outer truss and a middle truss guy cable structure;

the cantilever truss is arranged on the core barrel, the first truss outer side truss and the second truss outer side truss are supported on the cantilever truss, the middle truss guy cable structure comprises a middle truss steel frame and a high-strength guy cable, an upper end anchorage of the high-strength guy cable is connected with a node of the core barrel, the lower end of the high-strength guy cable is a stretching end, and an anchorage of the stretching end is connected with a bottom beam column node part of the middle truss steel frame;

the high-strength inhaul cables are arranged in multiple paths, each high-strength inhaul cable penetrates through multiple floors of the connected steel structure, in order to avoid a beam column on the middle steel frame, each high-strength inhaul cable is respectively provided with two prestressed inhaul cables, and the two prestressed inhaul cables are tightly attached to two sides of the middle steel frame and are symmetrically arranged.

In one embodiment, the first and second outer trusses are cross-story steel trusses, and the cross-story steel trusses may have two or more stories.

In an embodiment, a core section of thick bamboo includes a first core section of thick bamboo and a second core section of thick bamboo, the high-strength guy cable sets up to six, wherein the three on the left side the high-strength guy cable sets up first core section of thick bamboo and middle pin steel frame is adjacent first core section of thick bamboo one side, the three on the right side the high-strength guy cable sets up a second core section of thick bamboo and middle pin steel frame is adjacent one side of a second core section of thick bamboo, and the three of the left and right sides the high-strength guy cable is symmetry evenly distributed.

In one embodiment, the high strength cables are angled from 30 to 70 ° from the floor level.

In one embodiment, the distance between the first outer truss and the second outer truss is 20-30 m; the middle truss guy structure is positioned between the first truss outer side truss and the second truss outer side truss, two spans are formed in the width direction of the connected structure through the middle truss guy structure, each span is 10-15 m, the clear height of the connected floor is guaranteed, and steel beams are respectively connected with the first truss outer side truss and the second truss outer side truss on two sides of the middle truss structure.

In one embodiment, horizontal diagonal rods are arranged in the bottom layer plane and the top layer floor plane of the first truss and the second truss, and are used for ensuring that the integrated structure can still bear the force integrally when the floor concrete is damaged.

The utility model has the advantages that:

1. the utility model adopts the outer trusses of the first truss, the outer trusses of the second truss and the guy cable structure of the middle truss as the main stressed members of the three trusses, wherein the outer trusses of the first truss and the second truss adopt cross-layer steel trusses, and the height of the cross-layer steel trusses can be two or more floors; the middle steel truss structure comprises a middle steel truss frame and high-strength guy cables, each high-strength guy cable is provided with two prestressed guy cables and clings to two sides of the middle steel truss frame, and the novel connected body formed by mixing the cross-layer steel truss and the guy cables is high in bearing capacity and reasonable in design.

2. The middle truss structure is provided with the prestressed stay cable, the advantage that the strength of the stay cable is far higher than that of steel can be fully exerted, and the cross section of the stay cable is far smaller than that of a steel member, so that the indoor use area is increased, and the influence on the attractive appearance of a building due to the large cross section can be avoided.

3. The prestressed inhaul cable has the following advantages that the prestressed inhaul cable applies the pretension force: the bending moment of the middle steel frame is reduced, and the size of the cross section of the component is controlled; secondly, the deformation difference of the middle truss structure, the first truss outer truss and the second truss outer truss can be cooperated; and thirdly, the pretension force is set, so that the stay cable can be kept to be tensioned in a normal use state and a limit design state, and the rigidity is provided for the connected structure.

4. Each high-strength inhaul cable is two prestressed inhaul cables, in order to avoid position conflict with steel beams and steel columns of the middle steel frame, the two prestressed inhaul cables in the high-strength inhaul cables are respectively arranged on two sides of the middle steel frame, and the high-strength inhaul cables have the advantages of symmetrical stress and convenience in installation.

5. The utility model discloses owing to adopt two prestressing force cable modes, combine the 2 times factor of safety of prestressing force cable, set up two prestressing force cables and be favorable to the change maintenance of fortune dimension in-process, when one of them needs to be changed, can rely on another prestressing force cable atress, just so prolong disjunctor building's life greatly.

Drawings

Fig. 1 is the utility model provides a novel disjunctor's of striding layer steel truss and cable structure mixture effect picture.

Fig. 2 is a schematic diagram of a guy cable structure of a novel connected middle truss with a mixed cross-layer steel truss and guy cable structure.

Fig. 3 is a schematic diagram of the connection between two parallel core tubes and the conjoined structural steel provided by the present invention.

Fig. 4 is a schematic diagram of the connection between two non-parallel core tubes and the conjoined structural steel provided by the present invention.

Fig. 5 is a schematic plan view of a bottom floor or a top floor of the first and second cross-layer steel trusses provided by the present invention.

Fig. 6 is a schematic view of a middle truss guy cable structure of a specific embodiment in which two connected steel structures are connected with a core tube.

Fig. 7 is a schematic drawing illustrating the connection of the high-strength cable and the bottom node of the middle steel frame.

Fig. 8 is a schematic structural diagram of a specific embodiment of the cross-layer steel truss provided by the present invention.

Fig. 9 is a schematic structural diagram of another embodiment of the cross-layer steel truss provided by the present invention.

Fig. 10 is a schematic flow diagram of a novel integrated implementation of a cross-layer steel truss and a guy cable structure.

Summary of reference numerals:

10. a novel connection body formed by mixing a cross-layer steel truss and a guy cable structure; 100. a core barrel; 100a, a first core barrel; 100b, a second core barrel; 110. corner large columns; 200. a connected steel structure; 201. a first connected steel structure; 202. a second conjoined steel structure; 210. a first outer truss; 220. a second outer truss; 230. a middle steel frame; 240. a high-strength stay cable; 250. a cantilever truss; 260. a steel beam; 270. a horizontal diagonal bar; 280. a cross-layer steel truss; 231. middle steel beams at the bottom layer; 232. middle steel beams at the second layer; 233. a middle steel column; 241. a prestressed stay cable; 242. a temporary tensioning device; 243. an anchorage device; 244. a pin shaft; 2421. a device node; 2422. a temporary first cable; 2423. a temporary second cable; 234. a first ear plate; 235. a temporary ear plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Based on the problems existing in the prior art, please refer to fig. 1, the present embodiment provides a novel connection body of a cross-layer steel truss and a guy cable structure, the novel connection body 10 of the cross-layer steel truss and the guy cable structure includes at least two core cylinders 100 and a connection steel structure 200 disposed between the core cylinders 100, the core cylinders 100 are used to support the connection steel structure 200, wherein, referring to fig. 2 and fig. 3, the connection steel structure 200 includes: the cantilever truss 250 is arranged on the core barrel 100, the first outer truss 210 and the second outer truss 220 are supported on the cantilever truss 250, the middle guy cable structure comprises a middle guy frame 230 and high-strength guys 240, upper end anchors 243 of the high-strength guys 240 are connected with nodes of the core barrel 100, the lower ends of the high-strength guys 240 are tensile ends, anchors 243 (shown in figure 7) of the tensile ends are connected with bottom beam column node positions of the middle guy frame 230, the high-strength guys 240 are arranged in multiple channels, each channel of high-strength guys 240 penetrates through multiple floors of the connected high-strength steel frame 200, in order to avoid beam columns on the middle guy frame 230, two prestress guys 241 are respectively adopted for each channel of high-strength guy cables 240, and the two prestress guys 241 are respectively attached to two sides of the middle guy frame 230 and are symmetrically arranged.

In the present embodiment, referring to fig. 3, the first outer truss 210, the second outer truss 220, and the middle guy cable structure serve as main force-receiving members of three trusses. Wherein, the first outer truss 210 and the second outer truss 220 are positioned at the outer side of the novel conjoined body and fixed on the core cylinder 100 through the cantilever truss 250; referring to fig. 2, the middle-truss cable structure includes a middle-truss frame 230 and a high-strength cable 240, an upper end anchor 243 of the high-strength cable 240 is connected to a node of the core tube 100, a lower end of the high-strength cable 240 is a tensile end, and the anchor 243 is connected to a bottom-layer beam-column node portion of the middle-truss frame 230.

In this embodiment, the high-strength cables 240 may be provided in multiple ways, each high-strength cable 240 penetrates through multiple floors of the connected steel structure 200, in order to avoid a beam column on the middle steel frame 230, two pre-stressed cables 241 (shown in fig. 7) attached to two sides of the middle steel frame 230 are respectively used for each high-strength cable 240, and the two pre-stressed cables 241 are symmetrically arranged.

The middle truss structure is provided with the prestressed stay 241, so that the advantage that the stay is far stronger than steel can be fully exerted, the indoor use area can be increased due to the advantage of small section, and the indoor appearance is ensured. By applying a pretension force to the prestressing cable 241, the bending moment of the middle steel frame 230 is reduced, and the size of the cross section of the member is effectively controlled. Meanwhile, reasonable prestress is arranged, so that the tension of the guy cable can be kept under the normal use state and the limit design state, the rigidity is provided for the integrated structure, the deformation of the middle truss frame 230 is close to the deformation of the first truss outer truss 210 and the second truss outer truss 220, and the warping possibility of the floor is reduced. In addition, compared with the connection body adopting the rigid truss in the middle, the steel structure connection structure can reduce the occupied space of the steel structure, release more use space, and increase the possibility of cable replacement during operation and maintenance due to the fact that two high-strength cables 240 are arranged in each channel and the stress is balanced.

The beneficial effect of the novel disjunctor 10 that the cross-layer steel truss that provides in this embodiment and cable structure mix lies in at least:

1. in the embodiment, the first-truss outer truss 210, the second-truss outer truss 220 and the middle-truss guy structure are used as main force-bearing components of three trusses, wherein the middle-truss guy structure comprises the middle-truss steel frame 230 and the high-strength guy 240, each high-strength guy 240 is provided with two prestressed guys 241, the two prestressed guys are tightly attached to two sides of the middle-truss steel frame 230, and the novel connected body 10 formed by mixing the cross-layer steel truss and the guy structure is high in bearing capacity and reasonable in design.

2. The middle truss structure is provided with the prestressed stay 241, the advantage that the strength of the stay is far higher than that of steel can be fully exerted, so that the cross section of the stay is far smaller than that of a steel member, the indoor use area is increased, and the influence on the attractive appearance of a building due to the large cross section can be avoided.

3. The prestressing cable 241 exerts a prestressing force which has the following advantages: the bending moment of the middle steel frame 230 can be reduced, and the size of the section of the component can be controlled; secondly, the deformation difference of the middle truss structure, the first truss outer truss 210 and the second truss outer truss 220 can be cooperated; thirdly, the high-strength inhaul cable 240 is provided with a pretension force, so that the inhaul cable can be kept under tension in a normal use state and a limit design state, and rigidity is provided for the connected structure.

4. Each high-strength inhaul cable 240 is provided with two prestressed inhaul cables 241, in order to avoid position conflicts with the steel beams 260 and the steel columns of the middle steel frame 230, the two prestressed inhaul cables 241 in the high-strength inhaul cables 240 are respectively arranged on two sides of the middle steel frame 230, and the high-strength inhaul cables have the advantages of symmetrical stress and convenience in installation.

5. In the embodiment, the mode of two prestressed stay cables 241 is adopted, and the 2-time safety factor of the prestressed stay cables 241 is combined, so that the two prestressed stay cables 241 are favorable for replacement and maintenance in the operation and maintenance process, and when one of the prestressed stay cables needs to be replaced, the other prestressed stay cable 241 can bear force, so that the service life of the conjoined building is greatly prolonged.

In an embodiment, referring to fig. 8 and 9, the first outer truss 210 and the second outer truss 220 adopt a cross-floor steel truss 280, and the height of the cross-floor steel truss 280 may be two or more floors.

In this embodiment, the first outer truss 210 and the second outer truss 220 are cross-floor steel trusses, and the height of the cross-floor steel truss may be two or more floors, that is, the cross-floor steel truss is at least two floors.

In an embodiment, referring to fig. 2 and 4, the core tube 100 includes a first core tube 100a and a second core tube 100b, the high-strength cables 240 are arranged in six, wherein three high-strength cables 240 on the left side are arranged on the first core tube 100a and the side of the middle steel frame 230 adjacent to the first core tube 100a, three high-strength cables 240 on the right side are arranged on the second core tube 100b and the side of the middle steel frame 230 adjacent to the second core tube 100b, and three sets of high-strength cables 240 on the left side and the right side are symmetrically and uniformly distributed.

In this embodiment, the core cylinder 100 includes a first core cylinder 100a and a second core cylinder 100b, wherein the high-strength cables 240 are provided in six rows, wherein three rows of the left high-strength cables 240 are provided on the first core cylinder 100a and the side of the middle steel frame 230 adjacent to the first core cylinder 100a, three rows of the right high-strength cables 240 are provided on the second core cylinder 100b and the side of the middle steel frame 230 adjacent to the second core cylinder 100b, and the three rows of the left and right high-strength cables 240 are symmetrically and uniformly distributed, so that the stress can be uniformly applied, and the local concentration of the stress can be reduced. It should be understood that the number of the high-strength cables 240 is not limited to the 6, but may be other situations, which are not limited herein.

In this embodiment, two or more core tubes 100 may be provided, and an alternate connected structure is formed by two or more core tubes 100, wherein, referring to fig. 3, the two core tubes 100 may be arranged in parallel side by side, which is beneficial to the stability of the connected structure and has a high safety factor. In addition, referring to fig. 4, the two core cylinders 100 may also be disposed in a non-parallel manner, which may facilitate the connected structure to fully utilize the space of the field in a specific geographic location environment. The first core tube 100a is used as a reference, the second core tube 100b deflects or deviates, two overhanging trusses 250 are arranged on the first core tube 100a, the corner large column 110 is arranged on the second core tube 100b, two overhanging trusses 250 are arranged on the second core tube 100b and the corner large column 110, the first outer truss 210 and the second outer truss 220 are respectively arranged on two outer sides of the connected body through the four overhanging trusses 250, and thus the stability and the structural strength of the connected body can be enhanced.

In an embodiment, referring to fig. 6, the connected steel structure 200 is provided with two, for example, a first connected steel structure 201 and a second connected steel structure 202, in the first connected steel structure 201, the middle guy cable structure is provided with 6 high-strength guys 240, each high-strength guy cable 240 penetrates through a plurality of floors of the connected steel structure 200, in order to avoid a beam column on the middle guy frame 230, each high-strength guy cable 240 respectively adopts two prestressed guys 241, the two prestressed guys 241 are respectively arranged at two sides of the beam column of the middle guy frame 230 and are symmetrically arranged, the second connected steel structure 202 is also provided with 6 high-strength guys 240, each high-strength guy cable 240 penetrates through a plurality of floors of the connected steel structure 200, in order to avoid the beam column on the middle guy frame 230, each high-strength guy cable 240 respectively adopts two prestressed guys 241, and the two prestressed guys 241 are respectively arranged at two sides of the beam column of the middle guy frame 230 and are symmetrically arranged.

In this embodiment, the middle guy cable structures of the first and second integrated steel structures 201 and 202 independently adopt the high-strength guy cables 240, so that the structural risk of the second integrated steel structure 202 can be reduced from being transferred to the first integrated steel structure 201 or the structural risk of the first integrated steel structure 201 is transferred to the second integrated steel structure 202, the structural strength is high, and the integrated structure is safe and reliable and can be higher and larger. It should be understood that the one-piece steel structure 200 is not limited to the first and second one- piece steel structures 201 and 202, and the high-strength cables 240 provided to each one-piece steel structure 200 are not limited to the 6 channels, which may be the other cases, and is not limited thereto.

In one embodiment, referring to fig. 2, the angle between the high strength cables 240 and the floor plane is 30-70 °.

In the embodiment, the included angle between the high-strength guy 240 and the floor plane is 30-70 degrees, so that the guy has high stress efficiency, and the bending moment internal force of the middle steel frame 230 is reduced.

In one embodiment, referring to fig. 5, the distance between the first outer truss 210 and the second outer truss 220 is 20-30 m; the middle guy cable structure is positioned between the first outer truss 210 and the second outer truss 220, and two spans are formed in the width direction of the integrated structure through the middle guy cable structure, wherein each span is 10-15 m, so that the clear height of the integrated floor is ensured. The steel beams 260 are connected to the first and second outer trusses 210 and 220 at both sides of the middle truss structure.

In an embodiment, referring to fig. 5, horizontal diagonal rods 270 are arranged in the bottom floor and top floor planes of the first-truss outer truss 210 and the second-truss outer truss 220, and the horizontal diagonal rods 270 are used for ensuring that the integrated structure can still bear force when the floor concrete is damaged.

In the embodiment, the horizontal oblique rods 270 are arranged in the planes of the bottom floor and the top floor of the first-truss outer truss 210 and the second-truss outer truss 220, the horizontal oblique rods 270 can be uniformly and continuously arranged, the horizontal oblique rods 270 on the left side and the right side are symmetrically arranged left and right, the stress is reasonable, and the phenomenon of local stress concentration of the horizontal oblique rods 270 can be avoided. It should be understood that the arrangement of the horizontal diagonal rods 270 is not limited to the uniform continuity and the left-right symmetrical arrangement described above, and other situations are possible, and is not limited herein.

In the embodiment, referring to fig. 7, when two prestressed cables 241 in the high-strength cable 240 are tensioned, the temporary tensioning device 242 is provided with a device node 2421, a temporary first cable 2422, a temporary second cable 2423 and a temporary ear plate 235, and the two prestressed cables 241 are connected together through the device, so that the two prestressed cables 241 can be synchronously tensioned. The device node 2421 of the temporary tensioning device 242 may keep a certain distance between the two parallel prestressed cables 241 so that the two parallel prestressed cables 241 are closely attached to both sides of the middle frame 230.

Specifically, referring to fig. 7, the temporary tensioning device 242 for two prestressed cables 241 of the high-strength cable 240 includes a device node 2421, a temporary first cable 2422, a temporary second cable 2423 and a temporary ear plate 235, wherein the two prestressed cables 241 are connected together through the device, so that the prestressing force can be synchronously applied at the same time. The device node 2421 of the temporary tensioning device 242 may maintain a certain distance between the two parallel prestressed cables 241, so that the two parallel prestressed cables 241 are closely attached to both sides of the middle frame 230. As shown in the figure, one end of the high-strength guy cable 240 is hinged to a bottom beam-column joint part of the middle steel frame 230, the middle steel frame 230 comprises a bottom middle steel beam 231260, a second middle steel beam 232260 and steel columns, the bottom beam-column joint part, namely the part where the bottom steel beam 260 is connected with the steel columns, a first ear plate 234 is arranged on the bottom beam-column joint part, and the anchorage devices 243 on two prestressed guys 241 in the high-strength guy cable 240 are connected with the corresponding ear plates through pin shafts 244.

On the other hand, please refer to fig. 10, the utility model also provides a method for realizing the above novel disjunctor that mixes the cross-layer steel truss and the guy cable structure, wherein, specifically includes the following steps:

s100, constructing at least two adjacent core cylinders.

The method specifically comprises the following steps: after the core tube 100 is constructed, the cantilever truss 250 is hung on the core tube 100, and the cantilever truss 250 is used for supporting the first outer truss 210 and the second outer truss 220.

And S200, arranging a jig frame between two adjacent core cylinders.

The jig frame is arranged between two adjacent core cylinders 100 and used for supporting the connected steel structure 200, and the connected steel structure 200 can be conveniently hoisted, assembled and fixed.

S300, constructing a connected steel structure on the jig frame.

Firstly installing a first-truss outer truss 210, a second-truss outer truss 220 and a middle-truss steel frame 230, then connecting the three-truss structures into a whole by using steel beams 260, then paving steel bar truss floor bearing plates on the steel beams 260 to form a floor, and then continuously installing a connected upper structure on the floor, wherein horizontal oblique rods 270 are arranged in the bottom layer and the top floor plane of the first-truss outer truss 210 and the second-truss outer truss 220, the horizontal oblique rods 270 can be connected with the middle-truss steel frame 230, and the horizontal oblique rods 270 are used for ensuring that the connected structure can still bear the force integrally when floor concrete is damaged.

S400, installing a high-strength stay cable between the middle steel truss frame and the core barrel, and applying prestress to the high-strength stay cable for the first time.

The high-strength inhaul cable is prestressed by 30-60% for the first time.

S500, disassembling the tire frame;

s600, pouring concrete on the connected steel structure;

and S700, applying prestress to the high-strength stay cable for the second time.

A second time 100% pre-stress is applied to the high strength cables 240.

To sum up, the utility model provides a novel disjunctor that layer steel truss and cable structure mix strides, wherein this disjunctor structure includes: at least two core section of thick bamboo and locate the disjunctor steel construction between the core section of thick bamboo, the disjunctor steel construction includes: the truss structure comprises cantilever trusses, cross-layer steel trusses on two sides and a middle truss structure, wherein the middle truss structure comprises a middle truss frame and high-strength cables, and two high-strength cables are symmetrically attached to two sides of the frame. Exerting the pretension to the high-strength cable and having been favorable to reducing steel frame's moment of flexure, adjusting its and two outsides straddle steel truss's deformation difference, can rationally control the cable again and be in the state of being pulled all the time, guaranteed disjunctor structure's bearing capacity and security, the utility model discloses a straddle steel truss and cable structure hybrid have found novel disjunctor structure, through the high advantage of intensity of full play cable to the little advantage increase usable floor area in cross-section realizes indoor pleasing to the eye, and two cables of per pass also reach the possibility of changing the cable for not interrupting building function during operation in future.

It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims (6)

1. The utility model provides a novel disjunctor that stride layer steel truss and cable structure mix, includes two at least core section of thick bamboos and locates disjunctor steel construction between the core section of thick bamboo, a core section of thick bamboo is used for supporting disjunctor steel construction, its characterized in that, disjunctor steel construction includes: the cantilever truss, the first outer truss, the second outer truss and the middle guy cable structure;

the cantilever truss is arranged on the core barrel, the first truss outer truss and the second truss outer truss are supported on the cantilever truss, the middle truss guy cable structure comprises a middle truss frame and a high-strength guy cable, an upper end anchorage of the high-strength guy cable is connected with a node of the core barrel, the lower end of the high-strength guy cable is a tensile end, and an anchorage of the tensile end is connected with a bottom beam column node part of the middle truss frame;

the high-strength inhaul cables are arranged in multiple paths, each high-strength inhaul cable penetrates through multiple floors of the connected steel structure, in order to avoid a beam column on the middle steel frame, each high-strength inhaul cable is respectively provided with two prestressed inhaul cables, and the two prestressed inhaul cables are tightly attached to two sides of the middle steel frame and are symmetrically arranged.

2. The novel cross-layer steel truss and inhaul cable structure mixed connection body as claimed in claim 1, wherein the first outer truss and the second outer truss are cross-layer steel trusses, and the height of the cross-layer steel trusses can be two or more floors.

3. The novel cross-layer steel truss and inhaul cable structure mixed connection body according to claim 1, wherein the core cylinder comprises a first core cylinder and a second core cylinder, the high-strength inhaul cables are arranged in six paths, three paths on the left side are arranged on one side of the first core cylinder adjacent to the middle steel truss frame, three paths on the right side are arranged on one side of the second core cylinder adjacent to the middle steel truss frame, and three paths on the left side and the right side are symmetrically and uniformly distributed.

4. The novel cross-layer steel truss and guy cable structure hybrid link as claimed in claim 1, wherein the included angle between the high-strength guy cable and the floor plane is 30-70 °.

5. The novel cross-layer steel truss and guy cable structure mixed conjoined as in claim 1, wherein the distance between the first outer truss and the second outer truss is 20-30 m; the middle truss guy structure is positioned between the first truss outer side truss and the second truss outer side truss, two spans are formed in the width direction of the connected structure through the middle truss guy structure, each span is 10-15 m, the clear height of the connected floor is guaranteed, and steel beams are respectively connected with the first truss outer side truss and the second truss outer side truss on two sides of the middle truss structure.

6. The novel cross-layer steel truss and inhaul cable structure mixed connection body as claimed in claim 1, wherein horizontal oblique rods are arranged in the bottom layer floor plane and the top layer floor plane of the first truss and the second truss, and the horizontal oblique rods are used for guaranteeing that the connection body structure can still bear force integrally when floor concrete is damaged.

Images