CN216640917U

CN216640917U - Prestressed steel truss stay cable anchoring node

Info

Publication number: CN216640917U
Application number: CN202220018172.1U
Authority: CN
Inventors: 李功文; 李智芳; 景文俊
Original assignee: Central South Architectural Design Institute Co Ltd
Current assignee: Central South Architectural Design Institute Co Ltd
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-05-31
Anticipated expiration: 2032-01-06

Abstract

A prestressed steel truss stay cable anchoring node relates to the field of building structures. This prestressing force steel truss cable anchor node includes the truss column, many steel wire cables and respectively with the left side chord member of truss column lateral part being connected, the right side chord member, upper portion chord member and lower part chord member, the left side chord member internal fixation is equipped with the anchor slab, the slotted hole with steel wire cable one-to-one is seted up to the right side chord member, the slotted hole that corresponds is all passed to the one end of every steel wire cable, be connected with first ground tackle after the other end of at least one steel wire cable runs through truss column and anchor slab, be connected with the second ground tackle after the other end of at least one steel wire cable runs through the upper portion chord member, be connected with the third ground tackle after the other end of at least one steel wire cable runs through the lower part chord member. The application provides a prestressing force steel truss cable anchor node conceals the anchor node inside the truss, does not occupy building space, does not influence the architectural effect, and can avoid anchor node structure to receive external influence and damage.

Description

Prestressed steel truss stay cable anchoring node

Technical Field

The application relates to the field of building structures, in particular to a prestressed steel truss cable anchoring node.

Background

With the development of economy and society in China, the building has more and more complex use functions, and large-span structures are more and more widely applied. The steel truss structure is one of the common structural forms of the large-span structure due to the good bearing capacity and rigidity, but the height of the steel truss is limited due to the use requirement of a building space, so that the bearing capacity and rigidity are not met, and the application of prestress to the steel truss becomes a common technical means. Common prestressed steel truss cable anchor nodes are exposed outside the truss column, so that the building effect is influenced, and the anchor nodes are easily damaged due to external influence.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a prestressing force steel truss cable anchor node, it conceals the anchor node inside the truss, does not occupy building space, does not influence the architectural effect, and can avoid anchor node structure to receive external influence and damage.

The embodiment of the application is realized as follows:

the embodiment of the application provides a prestressing force steel truss cable anchor node, it includes the truss column, many steel wire cables and respectively with the left side chord member of truss column lateral part being connected, the right side chord member, upper portion chord member and lower part chord member, the left side chord member internal fixation is equipped with the anchor slab, the slotted hole with steel wire cable one-to-one is seted up to the right side chord member, the slotted hole that corresponds is all passed to the one end of every steel wire cable, be connected with first ground tackle behind at least one steel wire cable's the other end runs through truss column and anchor slab, be connected with the second ground tackle behind at least one steel wire cable's the other end runs through the upper portion chord member, be connected with the third ground tackle behind at least one steel wire cable's the other end runs through the lower part chord member.

In some alternative embodiments, the inner wall of the left side chord is provided with at least one stiffening plate connected with the anchor plate.

In some alternative embodiments, at least one vertical partition is fixedly disposed within the truss column.

In some alternative embodiments, the inner wall of the right chord provided with the oblong hole is thickened to form a first thickened part.

In some alternative embodiments, the inner wall of the upper chord and/or the lower chord is thickened to form a second thickened portion through which the corresponding steel cable runs.

In some alternative embodiments, at least one internal partition is affixed to the inner wall of the upper chord and/or the lower chord.

The beneficial effect of this application is: the application provides a prestressing force steel truss cable anchor node includes the truss column, many steel wire cables and respectively with the left side chord member of truss column lateral part being connected, the right side chord member, upper portion chord member and lower part chord member, the left side chord member internal fixation is equipped with the anchor slab, the slotted hole with steel wire cable one-to-one is seted up to the right side chord member, the slotted hole that corresponds is all passed to the one end of every steel wire cable, be connected with first ground tackle after the other end of at least one steel wire cable runs through truss column and anchor slab, be connected with the second ground tackle after the other end of at least one steel wire cable runs through the upper portion chord member, be connected with the third ground tackle after the other end of at least one steel wire cable runs through the lower part chord member. The application provides a prestressing force steel truss cable anchor node conceals the anchor node inside the truss, does not occupy building space, does not influence the architectural effect, and can avoid anchor node structure to receive external influence and damage.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

Fig. 1 is a schematic structural view of a prestressed steel truss cable anchoring node provided in an embodiment of the present application;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;

fig. 4 is a sectional view taken along line C-C in fig. 1.

In the figure: 100. a truss column; 110. a left side chord; 120. a right side chord; 130. an upper chord; 140. a lower chord; 150. an anchor plate; 160. a long round hole; 170. a first anchor; 180. a second anchor; 190. a third anchor; 200. a steel wire inhaul cable; 210. a stiffening plate; 220. a vertical partition plate; 230. a first thickened portion; 240. a second thickened portion; 250. an inner partition plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when in use, and are used only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The characteristics and performance of the prestressed steel truss cable anchoring node of the present application are further described in detail in the following with reference to the embodiments.

As shown in fig. 1, 2, 3 and 4, an embodiment of the present application provides a prestressed steel truss cable anchoring node, which includes a truss column 100, four steel cable 200, and a left chord 110, a right chord 120, an upper chord 130 and a lower chord 140 respectively connected to the side portions of the truss column 100, wherein an anchor plate 150 is fixedly connected to the inside of the left chord 110, ten stiffening plates 210 respectively connected to the anchor plate 150 are connected to the inner wall of the left chord 110, and a vertical partition plate 220 is fixedly connected to the inside of the truss column 100; the bottom wall of the right chord member 120 is provided with four long round holes 160 corresponding to the steel wire inhaul cables 200 one by one, the inner wall of the right chord member 120 provided with the long round holes 160 is thickened to form a first thickened part 230, one ends of the four steel wire inhaul cables 200 respectively penetrate through the four corresponding long round holes 160, the other ends of the two steel wire inhaul cables 200 penetrate through the truss column 100 and the anchor plate 150 and are connected with a first anchorage device 170, the other end of one steel wire inhaul cable 200 penetrates through the upper chord member 130 and is connected with a second anchorage device 180, and the other end of one steel wire inhaul cable 200 penetrates through the lower chord member 140 and is connected with a third anchorage device 190; the inner walls of the upper chord 130 and the lower chord 140 are thickened to form a second thickened part 240 for the corresponding steel cable 200 to penetrate through, through holes for the corresponding steel cable 200 to penetrate through are formed in the second thickened parts 240 of the truss column 100, the upper chord 130 and the lower chord 140 respectively, two inner baffles 250 are fixed on the inner walls of the upper chord 130 and the lower chord 140 respectively, and the two inner baffles 250 connected with the upper chord 130 and the lower chord 140 are located on two sides of the corresponding steel cable 200 respectively.

The prestressed steel truss cable anchoring node provided in this embodiment is constructed by providing an anchor plate 150 in the left side chord 110 to which the truss column 100 is connected, four long round holes 160 are arranged on the bottom wall of the right chord 120 connected with the truss column 100, one end of each of the four steel wire cables 200 penetrates through the bottom wall of the right chord member 120 to be provided with four long circular holes 160, one end of each of the two steel wire cables 200 sequentially penetrates through the truss column 100 and the anchor plate 150 and then is connected and tensioned through a first anchorage 170, the other end of each of the steel wire cables 200 penetrates through the upper chord member 130 and then is connected and tensioned through a second anchorage 180, the other end of each of the steel wire cables 200 penetrates through the lower chord member 140 and then is connected and tensioned through a third anchorage 190, therefore, the connection anchoring node of the steel wire inhaul cable 200 is hidden inside the truss, the building space is not occupied, and the connection anchoring node is prevented from being damaged by external influence and the building effect is prevented from being influenced.

In addition, ten stiffening plates 210 respectively connected with the anchor plate 150 are connected to the inner wall of the left chord member 110, so that the anchor plate 150 at the anchoring end has sufficient strength and rigidity, and the stability of anchoring connection is ensured; a vertical partition plate 220 is fixedly connected in the truss column 100, so that the node rigidity can be effectively increased and partial prestress can be transferred; the inner wall of the right chord 120 provided with the oblong hole 160 is thickened to form a first thickened part 230, the inner walls of the upper chord 130 and the lower chord 140 are thickened respectively to form a second thickened part 240 for the corresponding steel cable 200 to penetrate through, and the inner walls of the second thickened parts 240 of the upper chord 130 and the lower chord 140 are fixed with two inner baffles 250 respectively, so that the node rigidity can be further increased, and the stability of anchoring connection is improved.

The embodiments described above are some, but not all embodiments of the present application. The detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Claims

1. The utility model provides a prestressing force steel truss cable anchor node, its characterized in that, its include truss column, many steel wire cables and respectively with left side chord member, right side chord member, upper portion chord member and lower part chord member that truss column lateral part is connected, left side chord member internal fixation is equipped with the anchor slab, the right side chord member seted up with steel wire cable one-to-one's slotted hole, every steel wire cable's one end all passes the correspondence the slotted hole, at least one steel wire cable's the other end runs through truss column with be connected with first ground tackle behind the anchor slab, at least one steel wire cable's the other end runs through be connected with the second ground tackle behind the upper portion chord member, at least one steel wire cable's the other end runs through be connected with the third ground tackle behind the lower part chord member.

2. The prestressed steel truss cable anchoring joint of claim 1, wherein said left side chord member inner wall is provided with at least one stiffening plate connected to said anchor plate.

3. The prestressed steel truss cable anchor joint of claim 1, wherein at least one vertical partition is fixedly disposed within said truss column.

4. The prestressed steel truss cable anchoring joint of claim 1, wherein the right side chord is thickened with the inner wall of the oblong hole to form a first thickened portion.

5. The prestressed steel truss cable anchoring node of claim 1, wherein an inner wall of said upper chord and/or said lower chord is thickened to form a second thickened portion through which a corresponding said steel cable passes.

6. The prestressed steel truss cable anchoring joint of claim 1, wherein at least one internal partition is fixed to the inner wall of said upper chord and/or said lower chord.