CN217105560U - Articulated column base cable node of large-span cable-stayed structure - Google Patents
Articulated column base cable node of large-span cable-stayed structure Download PDFInfo
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- CN217105560U CN217105560U CN202120912443.3U CN202120912443U CN217105560U CN 217105560 U CN217105560 U CN 217105560U CN 202120912443 U CN202120912443 U CN 202120912443U CN 217105560 U CN217105560 U CN 217105560U
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Abstract
The utility model relates to a large-span draws articulated column base cable node of structure to one side, include the otic placode group with lower part steel column fixed connection, otic placode group includes a plurality of mutual parallel arrangement's otic placodes, the one end and the lower part steel column fixed connection of otic placode, the other end and the cable swing joint of otic placode, the lower part steel column passes through the column base connecting plate and articulates with the upper portion steel column, be equipped with the fluting that is used for passing the otic placode on the column base connecting plate, the lower part steel column is provided with vertical crown plate outward, the surface and the girder steel/steel shotcrete of vertical crown plate are connected, do not take place to interfere between otic placode and the girder steel/steel shotcrete. Compared with the prior art, the utility model can provide enough bearing capacity under the complex stress condition of multi-structural member connection, reduce the node volume, have beautiful appearance and facilitate construction installation and subsequent adjustment; and to the design of articulating column base in drawing the structure to one side, the utility model discloses can compromise reliability and the simple characteristics of construction, and can not conflict with the cable emergence.
Description
Technical Field
The utility model belongs to the technical field of the building engineering technique and specifically relates to a large-span draws articulated column base cable node of structure to one side.
Background
In recent years, with the rapid development of the building design industry in China, the application of the cable-stayed structure is increasingly wide. The realization of the cable-stayed structure is very important in matched node design and technology, and the advantages and disadvantages of the node design have great influence on the overall safety, the engineering cost and the building effect of the structure.
At present, the conventional cable-stayed structure mostly adopts an anchor box type, an anchor pipe type, a pull anchor type, a single lug plate type and other cable node forms, the node is difficult to give consideration to the requirements of small volume, good modeling, large bearing capacity, convenient maintenance in construction installation and subsequent use and the like, especially under the complex condition that multiple structural members such as beams, columns, supports, cables and the like are connected, the problem is very obvious due to the complex stress condition, in addition, due to the design of hinged column feet in the cable-stayed structure, the construction difficulty of the node is increased, meanwhile, the problem of conflict between the node structure and the cable is easy to occur, and the structural reliability of the node is difficult to guarantee.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an articulated column base cable node of large-span cable-stayed structure in order to overcome the defect that above-mentioned prior art exists to improve the node bearing capacity under the condition of multi-structure member connection, conveniently be under construction simultaneously, and not conflict with the cable.
The purpose of the utility model can be realized through the following technical scheme: the utility model provides a large-span draws articulated column base cable node of structure to one side, includes the otic placode group with lower part steel column fixed connection, otic placode group includes a plurality of mutual parallel arrangement's otic placode, the one end and the lower part steel column fixed connection of otic placode, the other end and the cable swing joint of otic placode, the lower part steel column passes through the column base connecting plate and articulates with the upper portion steel column, be equipped with the fluting that is used for passing the otic placode on the column base connecting plate, the lower part steel column is provided with vertical ring plate outward, the surface and the girder steel/steel of vertical ring plate support and are connected, do not take place to interfere between otic placode and the girder steel/steel support.
Further, the ear plate comprises a right-angle end and an arc-shaped end which are connected into a whole, the right-angle end is fixedly connected with the steel column, and the arc-shaped end is movably connected with the inhaul cable.
Furthermore, the arc end is movably connected with the inhaul cable through a pin shaft.
Further, the arc end is provided with a pin shaft hole for penetrating the pin shaft, and two sides of the pin shaft hole are provided with lug plate attaching plates.
Furthermore, three outer ring plates which are parallel to each other are arranged between the vertical ring plate and the lower steel column.
Furthermore, a first stiffening plate corresponding to the steel beam/steel support is arranged between the vertical ring plate and the lower steel column.
Furthermore, a first horizontal inner partition plate, a second horizontal inner partition plate and a third horizontal inner partition plate are sequentially arranged in the lower steel column from top to bottom, and the mounting positions of the first horizontal inner partition plate, the second horizontal inner partition plate and the third horizontal inner partition plate correspond to the mounting positions of the three outer ring plates and correspond to the flange positions of the steel beam/steel support.
Furthermore, the column base connecting plate is specifically of a cross structure, and the column base connecting plate is connected with a second stiffening plate in a matching mode.
Furthermore, a connecting plate flitch is welded on the plane of the column base connecting plate.
Further, the connecting plate flitch is located slotted both sides.
Compared with the prior art, the utility model has the advantages that the lug plate group is arranged, the lug plates which are arranged in parallel are arranged in the lug plate group, one end of each lug plate is fixedly connected with the lower steel column, and the other end of each lug plate is movably connected with the stay cable, so that the bearing capacity of the node is effectively enhanced, and the construction, installation and later maintenance are convenient; the open slot is arranged on the column base connecting plate between the upper steel column and the lower steel column, so that the spatial conflict with the lug plate is avoided, the construction is convenient, and the conflict with the inhaul cable is avoided;
the utility model discloses based on the power flow design, design the otic placode into the right angle end and the arc end that interconnect into an organic whole, compare in traditional semicircular and rectangle integrated structure otic placode, not only can guarantee the atress homogeneity of node under the condition of multi-structural component connection, avoid taking place the phenomenon that stress concentrates the destruction, but also can reduce the node volume, make the node curve reasonable, promote the handsome in appearance of node;
the utility model discloses a set up otic placode flitch in the both sides in otic placode pin roll hole, further strengthen the node bearing capacity, in addition, through set up horizontal inner baffle in the lower steel column, set up outer ring plate and to the first stiffening plate that is located girder steel/steel support between lower steel column and vertical ring plate, in order to strengthen being connected of steel column and otic placode with this, can rationally transmit the power on cable, girder steel/steel support to the steel column simultaneously, thereby strengthen the wholeness of node, realize the steadiness of whole node structure; in addition, aiming at the design of the hinged column base in the cable-stayed structure, the slotted cross-shaped structure column base connecting plate is adopted, and the second stiffening plate and the connecting plate flitch are arranged on the column base connecting plate, so that the problem of conflict with the inhaul cable is solved, and the reliability of the node structure can be further improved.
Drawings
Fig. 1 is a schematic top view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a right side view structure diagram of the present invention;
the notation in the figure is: 1. the cable comprises a cable body, 2 parts of a lower steel column, 3 parts of an ear plate, 4 parts of an ear plate flitch, 5 parts of a pin shaft, 6 parts of an outer ring plate, 7 parts of a horizontal inner partition plate, 8 parts of a steel beam/steel support, 91 parts of a first stiffening plate, 92 parts of a second stiffening plate, 10 parts of a vertical ring plate, 11 parts of a column foot connecting plate, 12 parts of a connecting plate flitch, 13 parts of an upper steel column.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Examples
As shown in fig. 1 to 3, an articulated column base cable node of a large-span cable-stayed structure comprises an ear plate group fixedly connected with a lower steel column 2, wherein the ear plate group comprises a plurality of ear plates 3 arranged in parallel, in the embodiment, one ear plate group is arranged, the ear plate group comprises two ear plates 3, one ends of the ear plates 3 are fixedly connected with the lower steel column 2, the other ends of the ear plates 3 are movably connected with a cable 1, the lower steel column 2 is articulated with an upper steel column 13 through a column base connecting plate 11, a slot for penetrating the ear plates 3 is arranged on the column base connecting plate 11, a vertical ring plate 10 is arranged outside a lower steel column 12, the outer surface of the vertical ring plate 10 is connected with a steel beam/steel support 8, in the embodiment, the vertical ring plate 10 is connected with four steel beam/steel supports 8 arranged in a cross manner, when the steel beam/steel support 8 is specifically a steel beam, the height of the vertical ring plate 10 is the same as that of the steel beam, there is no interference between the ear plate 3 and the steel beam/steel support 8.
Wherein, otic placode 3 includes interconnect right angle end and arc end as an organic whole, right angle end and 2 fixed connection of steel column, and arc end and cable 1 swing joint, arc end are through selling axle 5 and cable 1 swing joint, and the round pin shaft hole that is used for passing round pin axle 5 is offered to the arc end, and the both sides in round pin shaft hole are provided with otic placode flitch 4.
In addition, three outer ring plates 6 which are parallel to each other are arranged between the vertical ring plate 10 and the lower steel column 2, and a first stiffening plate 91 corresponding to the steel beam/steel support 8 is arranged between the vertical ring plate 10 and the lower steel column 2;
three horizontal inner baffles 7 are sequentially arranged in the lower steel column 2 from top to bottom, and the mounting positions of the three horizontal inner baffles 7 correspond to the mounting positions of the three outer ring plates 6 and the flange positions of the steel beam/steel support 8.
In order to ensure the reliability of the node structure, the column base connecting plate 11 is a cross structure, the column base connecting plate 11 is connected with a second stiffening plate 92 in a matching way, and connecting plate flitches 12 are welded on two sides of the slot.
To sum up, the utility model provides a hinged column base cable node suitable for a large-span diagonal structure, which comprises a group of (two) ear plates, ear plate flitches, a horizontal inner clapboard, an outer ring plate, a pin shaft, an upper steel column, a lower steel column and a steel beam/support, wherein the ear plates in the ear plate group are arranged in parallel, one end (namely an arc end) of each ear plate is provided with a pin shaft hole, a cable is connected with the ear plates through the pin shaft, the ear plate flitches are positioned at two sides of the pin shaft hole, on the premise of not influencing a force transmission path of the steel beam/support, the other end (namely a right-angle end) of the lug plate is inserted into the lower steel column and the outer ring plate and is hinged with the node through the horizontal inner partition plate and the first stiffening plate, the upper steel column is hinged with the node through the column base connecting plate of the cross structure, the column base connecting plate is grooved to avoid space conflict with the lug plate, and the reliability of the node is ensured through the connecting plate pasting plate and the second stiffening plate.
According to the technical scheme, the bearing capacity of the hinged column base cable node of the large-span cable-stayed structure is enhanced through the combined action of the plurality of ear plates and the attachment plates, the node size is controlled, the node curve is reasonable and the appearance is attractive through the fine design based on force flow, the cable anchoring mode of combining the ear plates and the pin shafts is convenient for construction, installation and subsequent maintenance, the force on the cable and the steel beam/support can be reasonably transmitted to the steel column through the arrangement of the outer ring plate and the first stiffening plate aligned with the steel beam/support, and meanwhile the integrity of the node is enhanced. Aiming at the design of a hinged column base in a cable-stayed structure, a slotted cross column base connecting plate is adopted, a node structure which has the characteristics of reliability and easiness in construction and does not conflict with a stay cable is provided, and the node structure has certain universality on multi-lug plate nodes of a unidirectional double cable/a bidirectional double cable.
Claims (10)
1. The utility model provides a large-span draws articulated column base cable node of structure to one side, its characterized in that includes the otic placode group with lower part steel column (2) fixed connection, otic placode group is including a plurality of mutual parallel arrangement's otic placode (3), the one end and lower part steel column (2) fixed connection of otic placode (3), the other end and cable (1) swing joint of otic placode (3), lower part steel column (2) are articulated through column foot connecting plate (11) and upper portion steel column (13), be equipped with the fluting that is used for passing otic placode (3) on column foot connecting plate (11), lower part steel column (2) are provided with vertical ring plate (10) outward, the surface and girder steel/steel support (8) of vertical ring plate (10) are connected, do not take place to interfere between otic placode (3) and girder steel/steel support (8).
2. The hinged column base cable node of the large-span cable-stayed structure according to claim 1, characterized in that the ear plate (3) comprises a right-angle end and an arc-shaped end which are connected with each other into a whole, the right-angle end is fixedly connected with the steel column, and the arc-shaped end is movably connected with the cable (1).
3. The hinged column base cable node of the large-span cable-stayed structure according to claim 2, characterized in that the arc-shaped end is movably connected with the cable (1) through a pin shaft (5).
4. The hinged column base cable node of the large-span cable-stayed structure according to claim 3, characterized in that the arc-shaped end is provided with a pin shaft hole for passing through the pin shaft (5), and two sides of the pin shaft hole are provided with lug plate attachment plates (4).
5. The hinged column base cable node of a large-span cable-stayed structure according to claim 1, characterized in that three outer ring plates (6) parallel to each other are arranged between the vertical ring plate (10) and the lower steel column (2).
6. The hinged column base cable node of a large-span cable-stayed structure according to claim 5, characterized in that a first stiffening plate (91) corresponding to a steel beam/steel support (8) is arranged between the vertical ring plate (10) and the lower steel column (2).
7. The hinged column base cable node of the large-span cable-stayed structure according to claim 6, characterized in that a first horizontal inner partition plate (7), a second horizontal inner partition plate (7) and a third horizontal inner partition plate (7) are sequentially arranged in the lower steel column (2) from top to bottom, and the mounting positions of the first horizontal inner partition plate (7), the second horizontal inner partition plate (7) and the third horizontal inner partition plate (7) correspond to the mounting positions of the three outer ring plates (6) and the flange positions of the steel beams/steel supports (8).
8. The hinged column base cable node of a large-span cable-stayed structure according to claim 1, characterized in that the column base connecting plate (11) is a cross structure, and the column base connecting plate (11) is connected with a second stiffening plate (92) in a matching way.
9. The hinged column base cable joint of a large-span cable-stayed structure according to any one of claims 1 to 8, characterized in that a connecting plate flitch (12) is welded on the plane of the column base connecting plate (11).
10. The hinged socle cable joint of a long-span cable-stayed structure according to claim 9, characterized in that the connecting plate flitch (12) is located at both sides of the slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120912443.3U CN217105560U (en) | 2021-04-29 | 2021-04-29 | Articulated column base cable node of large-span cable-stayed structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120912443.3U CN217105560U (en) | 2021-04-29 | 2021-04-29 | Articulated column base cable node of large-span cable-stayed structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217105560U true CN217105560U (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120912443.3U Active CN217105560U (en) | 2021-04-29 | 2021-04-29 | Articulated column base cable node of large-span cable-stayed structure |
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| Country | Link |
|---|---|
| CN (1) | CN217105560U (en) |
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2021
- 2021-04-29 CN CN202120912443.3U patent/CN217105560U/en active Active
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