CN214994696U

CN214994696U - Box truss cable connected node

Info

Publication number: CN214994696U
Application number: CN202120865043.1U
Authority: CN
Inventors: 梅超; 陈华周; 周元智; 李毅; 卢小军; 许洋洋; 彭曜曦
Original assignee: China Construction Science and Industry Corp Ltd
Current assignee: China Construction Science and Industry Corp Ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-12-03
Anticipated expiration: 2031-04-25

Abstract

The utility model relates to the technical field of connecting nodes, in particular to a box type truss inhaul cable connecting node, wherein a box type truss comprises a crossbeam and a stand column which are vertically arranged, comprises a first connecting structure, is arranged at the top end of the stand column and is provided with a first anchoring structure; the second connecting structure is arranged at one end of the cross beam, which is far away from the upright post, and is provided with a second anchoring structure; and the two ends of the stay cable are respectively provided with a first anchoring head and a second anchoring head which are respectively connected with the first anchoring structure and the second anchoring structure. The end parts of the cross beam and the stand column are respectively provided with the first connecting structure and the second connecting structure, the first anchoring structure and the second anchoring structure are correspondingly arranged on the first connecting structure and the second connecting structure, and the end parts of the stay cables are respectively connected with the first anchoring structure and the second anchoring structure, so that the problem that the whole structure collapses due to the fact that the inner inserting plate is adopted to cause stress concentration of truss nodes to generate node damage in the prior art is solved. Simple structure, reasonable in design, the security is high.

Description

Box truss cable connected node

Technical Field

The utility model relates to a connected node technical field especially relates to a box truss cable connected node.

Background

Steel structures are structures composed of steel materials and are one of the main building structure types. The steel structure mainly comprises main beams, steel columns, steel trusses and other members made of section steel, steel plates and the like, and all the members are manufactured into house units or members according to the unified and standard building part specification and then are transported to a construction site to be assembled in place.

The node design of the steel structure is the key and difficult point of the building, and whether the node design is reasonable or not directly determines the quality and progress of construction.

The cable-truss structure is applied to a super-large span steel structure system, the steel consumption of the structure system is saved, the stability is good, the rigidity is high, the bearing capacity is high, and the super-large span can be realized. The cable is a prestressed inhaul cable, the prestressed inhaul cable needs large pretightening force in order to improve structural rigidity, and the requirements on the strength, rigidity, uniformity of force transmission and the like of a connecting node of the prestressed inhaul cable and the truss are high. The existing connecting joint of the prestressed inhaul cable and the truss structure mostly adopts the structural form of an inner inserting plate, specifically, the truss joint is cut open, and the inserting plates are filled and welded to form the connecting joint, so that the steel structure of a stressed structure is damaged, the contact area between the inserting plates and the truss is small, the local stress concentration of the truss is easily caused by the large prestress, the connecting joint of the inhaul cable and the truss is damaged, the whole steel structure collapses, and serious accidents are caused.

Therefore, the utility model provides a box truss cable connected node is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the mode that truss and cable connected node among the prior art adopted the interior picture peg, and the easy stress concentration in node position takes place to destroy, leads to the problem that the structure collapsed, and the box truss cable connected node of a simple structure, security height that proposes.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

the utility model provides a pair of box truss cable connected node, the box truss is including crossbeam and the stand that is perpendicular setting, include:

the first connecting structure is arranged at the top end of the upright column and is provided with a first anchoring structure;

the second connecting structure is arranged at one end of the cross beam, which is far away from the upright post, and is provided with a second anchoring structure;

and the two ends of the stay cable are respectively provided with a first anchoring head and a second anchoring head which are respectively connected with the first anchoring structure and the second anchoring structure.

Optionally, the first connecting structure comprises two first vertical plates which are opposite and arranged at two sides of the top end of the upright post at intervals, and the first vertical plates and the upright post are welded and fixed;

the first anchoring structures comprise two first vertical plates which are respectively rotatably arranged on the first vertical plates.

Optionally, the first connecting structure further includes at least one first reinforcing plate connected between the two first vertical plates.

Optionally, the section of the first vertical plate is trapezoidal.

Optionally, the second connecting structure of the box-type truss inhaul cable connecting node comprises two second vertical plates which are opposite and arranged at intervals on two sides of one end, far away from the upright, of the cross beam, the second vertical plates are welded and fixed with the cross beam, and the top ends of the second vertical plates extend out of the top end of the cross beam;

the second anchoring structures comprise two second vertical plates which are respectively rotatably arranged on the two second vertical plates.

Optionally, the second connecting structure further includes at least one second reinforcing plate connected between the two second vertical plates.

Optionally, the section of the second vertical plate is trapezoidal.

Optionally, the first anchoring structure and the second anchoring structure of the box-type truss cable connection node are both threaded pin shafts, and the first anchoring structure and the second anchoring structure are in threaded connection with respective corresponding connection structures.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a box truss cable connected node sets up first connection structure and second connection structure respectively through the tip at crossbeam and stand, corresponds on first connection structure and second connection structure and sets up first anchor structure and second anchor structure, and the tip of suspension cable is connected with first anchor structure and second anchor structure respectively, has solved and has adopted the interior picture peg to lead to truss node stress concentration to take place the node destruction among the prior art, leads to the problem that whole structure collapses. Simple structure, reasonable in design, the security is high.

Drawings

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

Fig. 1 is a schematic structural view of a cable and a column of a box-type truss cable connection node and a first connection structure in an embodiment of the present invention;

FIG. 2 is a schematic structural view of the box-type truss stay cable connection node of FIG. 1 without one of the first vertical plates;

fig. 3 is the embodiment of the present invention provides a schematic structural diagram of the cables, the cross beam and the second connecting structure of the box-type truss cable connecting node.

Description of reference numerals:

1. a column; 2. a cross beam; 3. a first connecting structure; 30. a first anchoring structure; 31. a first vertical plate; 32. a first reinforcing plate; 4. a second connecting structure; 40. a second anchoring structure; 41. a second vertical plate; 42. a second reinforcing plate; 5. and (4) stay cables.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 3, the box-type truss stay cable connection node comprises a box-type truss, a cross beam 2 and a vertical column 1 which are vertically arranged, and a first connection structure 3, a second connection structure 4 and a stay cable 5. The first connecting structure 3 is disposed at the top end of the upright 1 and has a first anchoring structure 30. The second connecting structure 4 is arranged on the end of the cross beam 2 remote from the upright 1 and has a second anchoring structure 40. The two ends of the stay cable 5 are respectively provided with a first anchoring head and a second anchoring head which are respectively connected with the first anchoring structure 30 and the second anchoring structure 40. The end parts of the cross beam 2 and the upright post 1 are respectively provided with the first connecting structure 3 and the second connecting structure 4, the first anchoring structure 30 and the second anchoring structure 40 are correspondingly arranged on the first connecting structure 3 and the second connecting structure 4, and the end parts of the stay cables 5 are respectively connected with the first anchoring structure 30 and the second anchoring structure 40, so that the problem that the whole structure collapses due to the fact that the stress concentration of truss nodes is caused by the adoption of the inner inserting plate in the prior art and the node is damaged is solved. Simple structure, reasonable in design, the security is high.

Optionally, as shown in fig. 1 and fig. 2, the first connecting structure 3 includes two first vertical plates 31 that are opposite and disposed at intervals on two sides of the top end of the upright 1, that is, on the front and rear sides as shown in fig. 1, and at least one first reinforcing plate 32 connected between the two first vertical plates 31, where the first vertical plates 31 are welded and fixed to the upright 1, and the first reinforcing plate 32 is welded and fixed to the two first vertical plates 31. The first anchoring structure 30 includes two first vertical plates 31 rotatably mounted thereon. Optionally, the cross section of the first vertical plate 31 is trapezoidal. Such as a right angle trapezoid.

Optionally, the second connecting structure 4 includes two second vertical plates 41 that are opposite and disposed at an interval on two sides of one end of the cross beam 2 far away from the upright 1, that is, on the front and rear sides as shown in fig. 3, and at least one second reinforcing plate 42 connected between the two second vertical plates 41, the second vertical plates 41 are welded and fixed to the cross beam 2, the top end of the second vertical plate 41 extends out of the top end of the cross beam 2, and the second reinforcing plate 42 is welded and fixed to the two second vertical plates 41. The second anchoring structures 40 include two and are respectively rotatably mounted on the two second vertical plates 41. Optionally, the cross section of the second vertical plate 41 is trapezoidal. Such as a right angle trapezoid.

Optionally, the first anchoring structure 30 and the second anchoring structure 40 are both threaded pin shafts, and the threaded pins are connected to the respective corresponding connecting structures.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a box truss cable connected node, the box truss is including crossbeam (2) and stand (1) that are perpendicular setting, its characterized in that includes:

the first connecting structure (3) is arranged at the top end of the upright post (1) and is provided with a first anchoring structure (30);

a second connecting structure (4) arranged on one end of the cross beam (2) far away from the upright post (1) and provided with a second anchoring structure (40);

and the two ends of the stay cable (5) are respectively provided with a first anchoring head and a second anchoring head which are respectively connected with the first anchoring structure (30) and the second anchoring structure (40).

2. A box truss cable connection node according to claim 1, wherein the first connection structure (3) comprises two first vertical plates (31) which are opposite and spaced apart from each other and arranged on two sides of the top end of the upright (1), and the first vertical plates (31) are welded and fixed with the upright (1);

the first anchoring structures (30) comprise two first vertical plates (31) which are respectively rotatably arranged on the two first vertical plates.

3. A box truss cable tie node according to claim 2, wherein the first connecting structure (3) further comprises at least one first stiffening plate (32) connected between two of the first risers (31).

4. A box truss guy cable connection node according to claim 2 or 3, wherein the cross-section of the first riser (31) is trapezoidal.

5. A box truss cable connection node according to claim 1, wherein the second connection structure (4) comprises two second vertical plates (41) which are opposite and spaced apart from each other and are arranged on two sides of one end of the cross beam (2) far away from the upright post (1), the second vertical plates (41) are welded and fixed with the cross beam (2), and the top ends of the second vertical plates (41) extend out of the top end of the cross beam (2);

the second anchoring structures (40) comprise two second vertical plates (41) which are respectively rotatably arranged on the two second vertical plates.

6. A box truss cable tie node according to claim 5, wherein the second attachment structure (4) further comprises at least one second stiffening plate (42) connected between two of the second risers (41).

7. A box truss guy cable connection node according to claim 5 or 6, wherein the second riser (41) is trapezoidal in cross-section.

8. A box truss cable connection node as claimed in claim 1, wherein the first anchoring structure (30) and the second anchoring structure (40) are both threaded pins, threaded on respective corresponding connection structures.