CN216379151U - Steel shell concrete combined cable tower structure - Google Patents
Steel shell concrete combined cable tower structure Download PDFInfo
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- CN216379151U CN216379151U CN202122528545.8U CN202122528545U CN216379151U CN 216379151 U CN216379151 U CN 216379151U CN 202122528545 U CN202122528545 U CN 202122528545U CN 216379151 U CN216379151 U CN 216379151U
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Abstract
The utility model provides a steel shell concrete combined cable tower structure, which comprises: concrete is filled between the inner stiffening wall plate and the outer stiffening wall plate of the steel shell; a plurality of vertical stiffening ribs are arranged along the periphery of the steel shell; a plurality of transverse stiffening ribs are arranged along the height direction of the steel shell; the plurality of truss sheets are arranged between the inner stiffening wall plate and the outer stiffening wall plate, parts of the plurality of truss sheets are connected with the vertical stiffening ribs, and the rest parts of the plurality of truss sheets are connected with the transverse stiffening ribs positioned at the top end and the bottom end of the steel shell; a plurality of horizontal lacing wires set up between the wallboard of putting more energy into inboard and the wallboard of putting more energy into the outside, and part in a plurality of horizontal lacing wires is connected with vertical stiffening rib, and the remainder is connected with horizontal stiffening rib. According to the steel shell concrete combined cable tower structure provided by the utility model, the vertical steel bars and the transverse steel bars are not arranged in the steel shell, so that the workload of manufacturing and installing the steel bars is reduced, the manufacturing difficulty of the steel shell concrete combined cable tower is reduced, and the production efficiency of the steel shell concrete combined cable tower is improved.
Description
Technical Field
The utility model relates to the technical field of cable towers, in particular to a steel shell concrete combined cable tower structure.
Background
The cable towers are main bearing structures of cable-stayed bridges and suspension bridges, and the structural forms of the cable towers at present are divided into three major categories, namely reinforced concrete cable towers, steel structure cable towers and steel shell concrete combined cable towers.
The steel structure cable tower has better bearing capacity, shock resistance and structural durability, and is smooth and clean in appearance, so that better aesthetic effect is more easily obtained. Compared with a concrete cable tower, the steel structure cable tower with the same appearance structure size has no advantages in bending rigidity and compression rigidity and is higher in manufacturing cost.
The reinforced concrete cable tower has the advantages of high rigidity, good economy and the like, is the most common cable tower structure, but has relatively weak plasticity, toughness and anti-seismic performance, and can cause the problems of corrosion of internal steel bars, deterioration of concrete and the like after concrete cracks and fissures develop, thereby influencing the safety and durability of the structure. The reinforced concrete cable tower needs to be provided with templates, bound with reinforcing steel bars and poured with concrete on site, the operation is completed under the high-altitude condition, the construction risk is relatively high, and the construction quality is difficult to guarantee.
The steel shell concrete combined cable tower can fully exert the advantages of two materials of steel and concrete. The steel shell concrete combined cable tower is applied to cable-stayed bridges and suspension bridges, but vertical stressed steel bars and annular horizontal stirrups are arranged inside most steel shell concrete combined cable towers. The structural form that sets up vertical reinforcing bar and hoop horizontal stirrup in the steel shell structure of this kind has following problem: reinforcing bar preparation and installation work volume are big, and the construction process is more loaded down with trivial details, and simultaneously, vertical reinforcing bar docks the required high precision between the box hat festival section, if construction accuracy control can not cause the steel bar connection difficulty well.
SUMMERY OF THE UTILITY MODEL
The utility model provides a steel shell concrete combined cable tower structure which is used for solving the defects of large workload and complicated working procedures in the manufacturing process of cable tower steel shell sections due to the fact that a large number of vertical and horizontal steel bars are arranged in a steel shell cable tower in the prior art.
The utility model provides a steel shell concrete combined cable tower structure, which comprises: the steel shell is filled with concrete between the inner stiffening wallboard and the outer stiffening wallboard of the steel shell; the vertical stiffening ribs are arranged along the periphery of the steel shell, and the longitudinal stiffening ribs are respectively arranged on two surfaces of the inner stiffening wall plate opposite to the outer stiffening wall plate; the transverse stiffening ribs are arranged along the height direction of the steel shell and are respectively arranged on two surfaces of the inner stiffening wall plate opposite to the outer stiffening wall plate; the plurality of truss sheets are arranged between the inner stiffening wall plate and the outer stiffening wall plate, parts of the plurality of truss sheets are connected with the vertical stiffening ribs, and the rest parts of the plurality of truss sheets are connected with the transverse stiffening ribs positioned at the top end and the bottom end of the steel shell; the horizontal tie bars are arranged between the inner side stiffening wall plate and the outer side stiffening wall plate, part of the horizontal tie bars is connected with the vertical stiffening rib, and the rest part of the horizontal tie bars is connected with the transverse stiffening rib.
According to the steel shell concrete combined cable tower structure provided by the utility model, a plurality of the truss pieces comprise: and the two ends of each vertical truss piece are respectively connected with the vertical stiffening ribs which are positioned on the inner side stiffening wallboard and the outer side stiffening wallboard.
According to the utility model, the steel shell concrete combined cable tower structure is provided, and the plurality of vertical stiffening ribs comprise: the first vertical stiffening ribs are connected with the vertical truss pieces, and each first vertical stiffening rib is provided with a plurality of first through holes along the height direction.
According to the steel shell concrete combined cable tower structure provided by the utility model, the plurality of vertical stiffening ribs further comprise: and the second vertical stiffening ribs are provided with a plurality of second through holes along the height direction.
According to the steel shell concrete combined cable tower structure provided by the utility model, the horizontal lacing wire comprises: and each first lacing wire is respectively connected with the two second through holes which are oppositely arranged along the transverse direction.
According to the present invention, there is provided a steel shell concrete composite cable tower structure, wherein the plurality of transverse stiffeners include: a plurality of first transverse stiffeners disposed on the outboard stiffened panel; a plurality of second transverse stiffeners disposed on the inboard stiffened panel.
According to the steel shell concrete combined cable tower structure provided by the utility model, the horizontal tie bar further comprises a second tie bar, the first transverse stiffening rib and the second transverse stiffening rib are provided with a plurality of third through holes along the length direction, and each second tie bar is connected with two third through holes which are oppositely arranged along the transverse direction.
According to the steel shell concrete combined cable tower structure provided by the utility model, the plurality of truss sheets further comprise: a plurality of horizontal purlin pieces, it is a plurality of horizontal purlin piece respectively with be located steel-shell top and bottom, and relative setting first horizontal stiffening rib with the horizontal stiffening rib of second is connected.
According to the steel shell concrete combined cable tower structure provided by the utility model, the steel shell concrete combined cable tower structure further comprises a plurality of shear nails, and each shear nail is respectively arranged on two opposite surfaces of the inner stiffening wall plate and the outer stiffening wall plate.
According to the steel shell concrete combined cable tower structure provided by the utility model, the rigidity of the steel shell is enhanced by arranging the plurality of vertical stiffening ribs and the plurality of transverse stiffening ribs in the steel shell; through connecting the purlin piece between two vertical stiffening ribs, can prevent that the inboard wallboard of putting more energy into of steel-shelled and the wallboard of putting more energy into of outside from taking place deformation in transportation, hoist and mount, pouring process, guaranteed the rigidity of steel-shelled. According to the steel shell concrete combined cable tower structure provided by the utility model, longitudinal steel bars and horizontal steel bars are not arranged in the steel shell, so that the workload of manufacturing and installing the steel bars is reduced. Meanwhile, the problem that the vertical steel bar connection is difficult due to poor control of the connection precision of the vertical steel bars when the steel shell segments are installed is solved, the manufacturing and installing difficulty of the steel shell concrete combined cable tower structure is reduced, and the production efficiency of the steel shell concrete combined cable tower structure is improved.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or 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 those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is one of the transverse cross-sectional views of a steel shell concrete composite cable tower structure provided by the present invention;
FIG. 2 is a second transverse sectional view of the steel shell concrete composite cable tower structure provided by the present invention;
FIG. 3 is a third transverse sectional view of the steel shell concrete composite cable tower structure provided by the present invention;
FIG. 4 is one of the longitudinal cross-sectional views of a steel shell concrete composite cable tower structure provided by the present invention;
FIG. 5 is a second longitudinal cross-sectional view of the steel shell concrete composite cable tower structure provided by the present invention;
reference numerals:
10: a vertical stiffener; 20: a transverse stiffener; 30: a vertical truss sheet;
40: a transverse truss panel; 51: a first lacing wire; 52: a second lacing wire;
60: shear nails; 101: an inner side stiffening wall panel; 102: an outer stiffening wall panel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. 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 invention.
The features of the terms first and second in the description and in the claims of the utility model may explicitly or implicitly include one or more of these features. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
The steel shell concrete composite cable tower structure of the present invention will be described with reference to fig. 1 to 5.
As shown in fig. 1 to 3, in one embodiment of the present invention, a steel shell concrete composite cable tower structure includes: a steel shell, a plurality of vertical stiffeners 10, a plurality of transverse stiffeners 20, a plurality of truss sheets, and a plurality of horizontal tie bars.
Specifically, concrete is filled between the inner stiffened wall plate 101 and the outer stiffened wall plate 102 of the steel shell, thereby forming a steel shell concrete composite structure. The two surfaces of the inside stiffened wall panel 101 opposite to the outside stiffened wall panel 102 are provided with a plurality of vertical stiffeners 10 along the peripheries of the inside stiffened wall panel 101 and the outside stiffened wall panel 102, and the two surfaces are provided with a plurality of transverse stiffeners 20 along the height direction of the inside stiffened wall panel 101 and the outside stiffened wall panel 102. The provision of the vertical stiffeners 10 and the transverse stiffeners 20 on the inside stiffened wall plate 101 and the outside stiffened wall plate 102 can increase the rigidity of the inside stiffened wall plate 101 and the outside stiffened wall plate 102.
Further, be provided with a plurality of purlin pieces between inboard stiffening wallboard 101 and the outside stiffening wallboard 102, specifically, the purlin piece includes vertical purlin piece 30 and horizontal purlin piece 40, is connected with vertical purlin piece 30 between the vertical stiffening rib 10 that sets up on inboard stiffening wallboard 101 and the outside stiffening wallboard 102, and vertical purlin piece 30 is connected with two vertical stiffening ribs 10 of relative setting. Optionally, in one embodiment of the utility model, the vertical truss sheets 30 are welded to the vertical stiffeners 10. Welding vertical purlin piece 30 between two vertical stiffening rib 10, can increase the rigidity of inboard wallboard 101 and the wallboard 102 of putting more energy into in the outside, prevent that inboard wallboard 101 and the wallboard 102 of putting more energy into in the outside from producing deformation in transportation and hoist and mount process, simultaneously, steerable when pouring concrete to the box hat, inboard wallboard 101 and the wallboard 102 of putting more energy into in the outside take place deformation. The transverse truss sheets 40 are welded between the two transverse stiffening ribs 20 at the top end of the steel shell, and the transverse truss sheets 40 are welded between the two transverse stiffening ribs 20 at the bottom end of the steel shell, so that the deformation of the top end and the bottom end of the steel shell can be prevented, and the smooth matching connection between steel shell sections can be ensured.
Further, in the present embodiment, the vertical stiffeners 10 and the transverse stiffeners 20 are steel plates, facilitating welding with the inside and outside stiffened wall plates 101 and 102.
Alternatively, in one embodiment of the utility model, the thickness of the inside stiffened wall panel 101 is 8mm and the thickness of the outside stiffened wall panel 102 may be determined by the specific force conditions.
According to the steel shell concrete combined cable tower structure provided by the embodiment of the utility model, the rigidity of the steel shell is enhanced by arranging the plurality of vertical stiffening ribs and the plurality of transverse stiffening ribs in the steel shell; through connecting the purlin piece between two vertical stiffening ribs, can prevent that the inboard wallboard of putting more energy into of steel-shelled and the wallboard of putting more energy into of outside from taking place deformation in transportation, hoist and mount, pouring process, guaranteed the rigidity of steel-shelled. According to the steel shell concrete combined cable tower structure provided by the embodiment of the utility model, the longitudinal steel bars and the horizontal stirrups are not arranged in the steel shell, so that the workload of manufacturing and installing the steel bars is reduced, the difficulty of difficult connection of the vertical steel bars caused by poor control of the connection precision of the vertical steel bars during installation of the steel shell segments is avoided, the manufacturing difficulty of the steel shell concrete combined cable tower is reduced, and the production efficiency of the steel shell concrete combined cable tower is improved.
Further, in one embodiment of the present invention, the plurality of truss sections includes a plurality of vertical truss sections 30, and both ends of each vertical truss section 30 are connected to two vertical stiffeners 10 on the inner stiffened wall panel 101 and the outer stiffened wall panel 102, respectively. Alternatively, in this embodiment, the vertical truss sheets 30 may be L75X 75-8 angle steel.
Further, in one embodiment of the present invention, the plurality of vertical stiffeners 10 includes a first plurality of vertical stiffeners and a second plurality of vertical stiffeners. The first vertical stiffeners are connected to the vertical truss pieces 30, wherein each first vertical stiffener is provided with a plurality of first through holes along its height direction. The width of the second vertical stiffening rib is smaller than that of the first vertical stiffening rib, and the second vertical stiffening rib is provided with a plurality of second through holes along the height direction.
Specifically, in the present embodiment, the arrangement of the first vertical stiffeners and the second vertical stiffeners is not particularly limited. The number of the first vertical stiffening ribs and the second vertical stiffening ribs can be set according to the thickness of the inner stiffening wall plate 101 and the outer stiffening wall plate 102, in this embodiment, the thickness of the first vertical stiffening ribs is the same as that of the second vertical stiffening ribs, but the width of the first vertical stiffening ribs is greater than that of the second vertical stiffening ribs, and the first vertical stiffening ribs on the inner stiffening wall plate 101 and the outer stiffening wall plate 102 are connected through the vertical truss pieces 30.
Optionally, the width of the first vertical stiffener is 150mm, the width of the second vertical stiffener is 120mm, and the thickness of the first and second vertical stiffeners is 10 mm. The distance between two adjacent first through holes and the distance between two adjacent second through holes are both 250 mm.
Further, in one embodiment of the utility model, the spacing between two adjacent vertical stiffeners 10, and two adjacent transverse stiffeners 20, are each 500 mm.
As shown in fig. 4, in one embodiment of the utility model, the plurality of horizontal lacing wires comprises a plurality of first lacing wires 51. Specifically, the second through holes oppositely arranged on the two oppositely arranged second vertical stiffening ribs are connected through the first tie bars 51, and one first tie bar 51 can be arranged at an interval of one hole position. Specifically, the hook at the end of the first tie bar 51 is hooked at the second through hole to connect the first tie bar 51 with the second vertical stiffener.
In one embodiment of the utility model, the transverse stiffeners 20 include a plurality of first transverse stiffeners and a plurality of second transverse stiffeners. The first transverse stiffener is disposed on the outboard stiffened panel 102 and the second transverse stiffener is disposed on the inboard stiffened panel 101, wherein the first transverse stiffener has a width greater than the width of the second transverse stiffener.
Optionally, in one embodiment of the utility model, the width of the first transverse stiffener is 120mm, the width of the second transverse stiffener is 100mm, the thickness of the first transverse stiffener is 12mm and the thickness of the second transverse stiffener is 10 mm.
In one embodiment of the utility model, as shown in fig. 3, the horizontal lacing wires further comprise a second lacing wire 52. Specifically, the first transverse stiffening rib and the second transverse stiffening rib are provided with a plurality of third through holes along the length direction thereof, the two third through holes, which are oppositely arranged, of the first transverse stiffening rib and the second transverse stiffening rib are connected through the second tie bar 52, and the hook at the end part of the second tie bar 52 is hooked at the third through hole to connect the first transverse stiffening rib and the second transverse stiffening rib. Further, the second tie bars 52 may be disposed at an interval of one hole position.
Optionally, in an embodiment of the present invention, a distance between two adjacent third through holes is 250 mm.
Alternatively, in one embodiment of the present invention, the first and second tie bars 51 and 52 have a diameter of 16 mm.
As shown in fig. 2, 4 and 5, in one embodiment of the utility model, the plurality of truss panels further comprises a plurality of transverse truss panels 40. A plurality of horizontal purlin pieces 40 respectively with be located the box hat top and bottom, and relative first horizontal stiffening rib and the horizontal stiffening rib of second that sets up are connected.
Specifically, in this embodiment, the first transverse stiffener and the second transverse stiffener at the top end of the steel shell are connected by the transverse truss 40, while the first transverse stiffener and the second transverse stiffener at the bottom end of the steel shell are also connected by the transverse truss 40, and the transverse truss 40 is not provided between the first transverse stiffener and the second transverse stiffener at the rest of the steel shell. Set up horizontal purlin piece 40 at box hat top and bottom, can prevent that box hat top and bottom from taking place deformation, guarantee can match smoothly between the box hat festival and connect.
Alternatively, in one embodiment of the present invention, the transverse truss work 40 may be L75X 75-8 angle steel.
As shown in fig. 4 and 5, in one embodiment of the utility model, the steel shell concrete composite pylon structure further comprises a plurality of shear nails 60, each shear nail 60 being provided on opposite surfaces of the inboard and outboard stiffened wall panels 101 and 102, respectively. Particularly, be equipped with a plurality of through-holes on vertical stiffener 10 and the horizontal stiffener 20, the crotch of concrete and first lacing wire 51, the crotch of second lacing wire 52 form the shear force key in the second through-hole, the third through-hole, the shear force nail 60 that sets up on through shear force key and inboard stiffening wallboard 101 and the outside stiffening wallboard 102 accomplishes inboard stiffening wallboard 101 and outside stiffening wallboard 102 and is connected with inside concrete, realizes inboard stiffening wallboard 101 and outside stiffening wallboard 102 and inside concrete atress in coordination.
Alternatively, in one embodiment of the utility model, the shear pins 60 are sized to The distance between two adjacent shear nails 60 is 250 mm.
According to the steel shell concrete combined cable tower structure provided by the embodiment of the utility model, each steel shell segment can be manufactured and installed in a factory, is integrally hoisted and connected with the constructed tower column segment after being transported to a construction site, and the compensation shrinkage self-compacting concrete in the steel shell is poured after the connection.
According to the steel shell concrete combined cable tower structure provided by the embodiment of the utility model, the inner stiffening wall plate and the outer stiffening wall plate are adopted to form the outline of the cable tower structure, so that the cable tower structure can receive force and modeling requirements, can be designed into any shape and has strong adaptability; meanwhile, the deformation performance of the core concrete can be improved by the constraint action of the steel, so that the combined cable tower has good plasticity and toughness, and the seismic performance of the cable tower structure is obviously improved. According to the steel shell concrete combined cable tower structure provided by the embodiment of the utility model, the vertical stiffening ribs and the transverse stiffening ribs are arranged between the inner stiffening wallboard and the outer stiffening wallboard of the steel shell, the vertical stiffening ribs are connected through the longitudinal truss pieces, and the transverse stiffening ribs are connected through the transverse truss pieces, so that the inner stiffening wallboard and the outer stiffening wallboard can be prevented from deforming in the concrete pouring process, a complex cable tower template system can be completely replaced, and the engineering cost is reduced; meanwhile, the industrial and assembled construction process is adopted, the site operation amount of the bridge site is greatly reduced, the construction quality is effectively improved, the construction working hours are reduced, and the industrialization level of the construction of the cable tower is improved.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. The utility model provides a steel-shelled concrete combination cable tower structure which characterized in that includes:
the steel shell is filled with concrete between the inner stiffening wallboard and the outer stiffening wallboard of the steel shell;
the vertical stiffening ribs are arranged along the periphery of the steel shell and are respectively arranged on two surfaces of the inner stiffening wall plate opposite to the outer stiffening wall plate;
the transverse stiffening ribs are arranged along the height direction of the steel shell and are respectively arranged on two surfaces of the inner stiffening wall plate opposite to the outer stiffening wall plate;
the plurality of truss sheets are arranged between the inner stiffening wall plate and the outer stiffening wall plate, parts of the plurality of truss sheets are connected with the vertical stiffening ribs, and the rest parts of the plurality of truss sheets are connected with the transverse stiffening ribs positioned at the top end and the bottom end of the steel shell;
the horizontal tie bars are arranged between the inner side stiffening wall plate and the outer side stiffening wall plate, part of the horizontal tie bars is connected with the vertical stiffening rib, and the rest part of the horizontal tie bars is connected with the transverse stiffening rib.
2. The steel shell concrete composite pylon structure of claim 1 wherein the plurality of truss segments comprises:
and the two ends of each vertical truss piece are respectively connected with the vertical stiffening ribs which are positioned on the inner side stiffening wallboard and the outer side stiffening wallboard.
3. The steel shell concrete composite tower structure according to claim 2 wherein a plurality of said vertical stiffeners comprise:
the first vertical stiffening ribs are connected with the vertical truss pieces, and each first vertical stiffening rib is provided with a plurality of first through holes along the height direction.
4. The steel shell concrete composite cable tower structure according to claim 3 wherein the plurality of vertical stiffeners further comprises:
and the second vertical stiffening ribs are provided with a plurality of second through holes along the height direction.
5. The steel shell concrete composite cable tower structure according to claim 4, wherein the horizontal tie bar comprises:
and each first lacing wire is respectively connected with the two second through holes which are oppositely arranged along the transverse direction.
6. The steel shell concrete composite cable tower structure according to claim 1, wherein a plurality of said transverse stiffeners comprise:
a plurality of first transverse stiffeners disposed on the outboard stiffened panel;
a plurality of second transverse stiffeners disposed on the inboard stiffened panel.
7. The steel shell concrete composite cable tower structure of claim 6, wherein said horizontal tie bar further comprises a second tie bar,
the first transverse stiffening rib and the second transverse stiffening rib are provided with a plurality of third through holes along the length direction of the first transverse stiffening rib and the second transverse stiffening rib, and each second lacing wire is connected with two third through holes which are oppositely arranged along the transverse direction.
8. The steel shell concrete composite cable tower structure according to claim 6, wherein a plurality of said truss sheets further comprises:
a plurality of horizontal purlin pieces, it is a plurality of horizontal purlin piece respectively with be located steel-shell top and bottom, and relative setting first horizontal stiffening rib with the horizontal stiffening rib of second is connected.
9. The steel shell concrete composite pylon structure of claim 1 further comprising a plurality of shear nails, each of the shear nails disposed on opposite surfaces of the inner stiffened wall panel and the outer stiffened wall panel, respectively.
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CN202122528545.8U CN216379151U (en) | 2021-10-20 | 2021-10-20 | Steel shell concrete combined cable tower structure |
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CN202122528545.8U CN216379151U (en) | 2021-10-20 | 2021-10-20 | Steel shell concrete combined cable tower structure |
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