CN205934723U - Support and a push -pull system in spatial warping curve abnormal shape antisymmetry steel king -tower - Google Patents
Support and a push -pull system in spatial warping curve abnormal shape antisymmetry steel king -tower Download PDFInfo
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- CN205934723U CN205934723U CN201620775057.3U CN201620775057U CN205934723U CN 205934723 U CN205934723 U CN 205934723U CN 201620775057 U CN201620775057 U CN 201620775057U CN 205934723 U CN205934723 U CN 205934723U
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Abstract
The utility model discloses a support and a push -pull system in spatial warping curve abnormal shape antisymmetry steel king -tower, including interior bearing structure and tension structure, interior bearing structure includes king -tower steel case roof beam, stand and horizontal truss, tension structure is all alone temporarily including being the tensile steel strand wires of straight line, and the stretch -draw end of the interim cable of steel strand wires sets up in one side of the concave type arcwall face of steel king -tower, and is connected with the anchor case of tower section section, and the stiff end setting of the interim cable of steel strand wires is at bridge floor steel case liang chu, steel strand wires are asked for temporarily and mutually support in the horizontal truss follow tower section section left and right sides supports the line type that keeps the steel king -tower. The utility model discloses an interim cable of steel strand wires and horizontal truss are followed the tower section section left and right sides and are mutually supported, support simultaneously and be tensile, have guaranteed the linear structure of steel king -tower to and the horizontal and fore -and -aft stability of king -tower.
Description
Technical field
The utility model is related to bridge construction field, props up in particularly a kind of spatial warping curve abnormal shape antisymmetry steel king-tower
Support and tensioning system.
Background technology
With scientific and technical continuous progress, bridge construction has obtained the development advanced by leaps and bounds, especially into 21
Since century, bridge construction cause flourishes, and the Large Span Bridges of crossing river channel are too numerous to enumerate, accounts for most of being mainly
Cable-stayed bridge and suspension bridge, wherein, mainly with Sarasota, girder, suspension cable as supporting member, Sarasota pattern mostly is A type, falls cable-stayed bridge
Y type, H type, only post, and the special-shaped antisymmetric steel king-tower form of spatial warping curve is still rare, at present, in cable-stayed bridge steel king-tower
In work progress, because steel tower column is affected by temperature and various error, each sections of steel tower column is required to employing before installing must
Will, effective measures are located accurately it is ensured that the stability of steel king-tower and line style are it is ensured that the parameter such as perpendicularity, misalignment of axe
Meet related specifications.
It is directed to spatial warping curve abnormal shape antisymmetry steel king-tower, the control for line style and stability is particularly difficult.
Content of the invention
The utility model provides a kind of spatial warping curve abnormal shape antisymmetry steel king-tower inner support and tensioning system, structure
Simply, quick for installation, can the line style of general warranty steel king-tower and stability.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is:
A kind of spatial warping curve abnormal shape antisymmetry steel king-tower inner support and tensioning system, including inner supporting structure and tensioning
Structure, described inner supporting structure includes king-tower steel box-girder, column and horizontal truss, and described king-tower steel box-girder is arranged under steel king-tower
Portion and with steel king-tower lateral connection, described column be arranged on above king-tower steel box-girder and vertical with horizontal truss be connected, described water
If plane frame work is provided with dried layer, the two ends of horizontal truss are connected with the inner side of steel king-tower;
Described tension structure includes the interim rope of steel strand wires linearly stretching, and the interim rope of described steel strand wires is provided with even number
Bar, is in that antisymmetry is arranged in the both sides of steel king-tower, the stretching end of the interim rope of steel strand wires is arranged on the one of steel king-tower matrix arcwall face
Side, and be connected with the anchor case of tower sections, the fixing end of the interim rope of steel strand wires is arranged at bridge floor steel box-girder;
The interim rope of steel strand wires and horizontal truss cooperate from the tower sections left and right sides and support the line style keeping steel king-tower.
Further, the interim rope of described steel strand wires includes some steel strand wires, stretching end anchor set and fixing end anchorage
Device, the stretching end of some steel strand wires is connected with the anchor case of tower sections by stretching end anchor set, and fixing end is passed through to fix
End anchor set is connected with bridge floor steel box-girder.
Further, described stretching end anchor set includes cable spiral, stretching end anchor slab, stretching end anchor tackle bearing plate and opens
Pull end anchorage, cable spiral front portion is enclosed within inside stretching end anchor slab through tower sections wallboard, is provided with and opens before stretching end anchor slab
Pull end anchor tackle bearing plate, is provided with stretching end anchorage before stretching end anchor tackle bearing plate, the stretching end of steel strand wires sequentially passes through drag-line and leads
Pipe, stretching end anchor slab, stretching end anchor tackle bearing plate and stretching end anchorage, and fixed by stretching end anchor extruding.
Further, described fixing end anchor set include fixing end anchor slab, fixing end anchor tackle bearing plate, fixing end anchorage,
Intermediate plate and P anchor, are provided with fixing end anchor tackle bearing plate, are provided with fixing end anchorage after fixing end anchor tackle bearing plate after fixing end anchor slab,
The fixing end of steel strand wires sequentially passes through fixing end anchor slab, fixing end anchor tackle bearing plate, fixing end anchorage, intermediate plate and P anchor, and by intermediate plate
Clamping, cooperation P anchor extruding are fixed.
Further, the two ends of described horizontal truss are connected with tower sections wallboard by joint;Described joint is by steel pipe
Make, joint is connected to several connection straps with the junction annular welds of horizontal truss.
Preferably, described stretching end anchor tackle bearing plate is made up of the steel plate of 4cm of thickness, and centre offers through hole, through hole half
Footpath is matched with stretching end anchorage.
Preferably, described fixing end anchor tackle bearing plate is made up of the steel plate of 4cm of thickness, and centre offers through hole, through hole half
Footpath is matched with fixing end anchorage.
Preferably, the interim rope of steel strand wires includes 4 ~ 6 steel strand wires.
Preferably, described horizontal truss is provided with 4 ~ 6 layers.
Preferably, the interim rope of described steel strand wires is provided with 6 ~ 8.
Above-described spatial warping curve abnormal shape antisymmetry steel king-tower inner support and tensioning system, for support and tensioning
Spatial warping curve abnormal shape antisymmetry steel king-tower, the beneficial effects of the utility model are:(1)The utility model passes through king-tower steel case
The inner supporting structure of beam, column and horizontal truss composition, improves the stability of steel king-tower;(2)The utility model is twisted by steel
The interim rope of line and horizontal truss cooperate from the tower sections left and right sides, support simultaneously and stretching is it is ensured that the line style of steel king-tower
Structure, and the stability that king-tower is horizontal and vertical;(3)The utility model passes through stretching end anchor set and fixing end anchorage dress
Put reinforcement design, meet the interim rope of steel strand wires to the tensioning demand of tower sections it is ensured that construction security;(4)Steel twists
The fixing end of the interim rope of line is set directly on bridge floor steel box-girder, and stretching end is arranged on the anchor case of tower sections, is all to utilize bridge
Realizing tensioning purpose, structure is simple, has effectively saved cost for the existing structure of face and steel king-tower.
Brief description
Fig. 1 is the structural representation of inner supporting structure of the present utility model;
Fig. 2 is the positive structure diagram of Fig. 1;
Fig. 3 is the structural representation of the utility model tension structure;
Fig. 4 is the structural representation that horizontal truss is connected with tower sections;
Fig. 5 is the structural representation of the stretching end of the interim rope of steel strand wires;
Fig. 6 is the structural representation of the fixing end of the interim rope of steel strand wires.
In figure, king-tower steel box-girder 1, horizontal truss 2, steel king-tower 3, column 4, tower sections 5, the interim rope of steel strand wires 6, bridge floor steel
Box beam 7, connection strap 8, joint 9, steel strand wires 10, cable spiral 11, stretching end anchor slab 12, stretching end anchor tackle bearing plate 13, stretching end
Anchorage 14, fixing end anchor tackle bearing plate 15, fixing end anchorage 16, P anchor 17, fixing end anchor slab 18.
Specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, but protection domain of the present utility model be not limited to
Lower embodiment.
A kind of spatial warping curve abnormal shape antisymmetry steel king-tower inner support and tensioning system, including inner supporting structure and tensioning
Structure, described inner supporting structure includes king-tower steel box-girder 1, column 4 and horizontal truss 2, and king-tower steel box-girder 1 is arranged on steel king-tower 3
Bottom and with steel king-tower 3 lateral connection, column 4 be arranged on king-tower steel box-girder 1 above and vertical with horizontal truss 2 be connected, described
If horizontal truss 2 is provided with dried layer, the two ends of horizontal truss 2 are connected with the inner side of steel king-tower 3;
Tension structure includes the interim rope of steel strand wires 6 linearly stretching, and the interim rope 6 of described steel strand wires is provided with even number bar,
It is in that antisymmetry is arranged in the both sides of steel king-tower 3, the stretching end of the interim rope of steel strand wires 6 is arranged on the one of steel king-tower 3 matrix arcwall face
Side, and be connected with the anchor case of tower sections 5, the fixing end of the interim rope of steel strand wires 6 is arranged at bridge floor steel box-girder 7;
The interim rope of steel strand wires 6 and horizontal truss 2 cooperate from tower sections 5 left and right sides and support the line keeping steel king-tower 3
Type.
System as described above is used for supporting and tensioning spatial warping curve abnormal shape antisymmetry steel king-tower, steel master during enforcement
Tower 3 both sides are provided with T1 ~ T13 tower sections 5 by bottom to top successively antisymmetry.Push up in T7 tower sections 5 top, T9 tower sections 5
Portion, T11 tower sections 5 top and T12 tower sections 5 top, are provided with horizontal truss 2, the two ends of horizontal truss 2 and tower sections 5
Inner side connects, and in two ends and the junction of tower sections 5 of horizontal truss 2, reserves 0.9 ~ 1.1m, by joint 9 and tower sections 5
Wallboard connects, and joint 9 is made up of steel pipe, and joint 9 is connected to several connection straps 8 with the junction annular welds of horizontal truss 2, connects
Bar 8 is made up of steel plate, and joint adopts all-round full weld with tower sections 5 wallboard, and Size of welds is 8mm.Joint 9 is to treat at the construction field (site)
Tower sections 5 is processed into after being accurately positioned, and so can be processed according to the actual size butt joint 9 between tower sections 5, to protect
The accurate dimension of card lateral connection.
In T10 tower sections 5 top, T11 tower sections 5 top and T12 tower sections 5 top, the interim rope 6 of 6 steel strand wires of setting.
The interim rope of steel strand wires 6 includes some steel strand wires 10, stretching end anchor set and fixing end anchor set, some steel strand wires 10
Stretching end be connected with the anchor case of tower sections 5 by stretching end anchor set, fixing end pass through fixing end anchor set and bridge floor
Steel box-girder 7 connects.
Because the height of tower sections 5 is high, weight is big, and anchor set need to be done with reinforcement design, and stretching end anchor set includes
Cable spiral 11, stretching end anchor slab 12, stretching end anchor tackle bearing plate 13 and stretching end anchorage 14, cable spiral 11 is anterior to pass through tower section
Section 5 wallboards are enclosed within inside stretching end anchor slab 12, are provided with stretching end anchor tackle bearing plate 13, stretching end anchorage before stretching end anchor slab 12
Be provided with stretching end anchorage 14 before backing plate 13, the stretching end of steel strand wires 10 sequentially pass through cable spiral 11, stretching end anchor slab 12,
Stretching end anchor tackle bearing plate 13 and stretching end anchorage 14, and fixation is extruded by stretching end anchorage 14.Stretching end anchor tackle bearing plate 13 is by thickness
Spend and be made up of the steel plate of 4cm, centre offers through hole, through hole radius is matched with stretching end anchorage 14.
Fixing end anchor set includes fixing end anchor slab 18, fixing end anchor tackle bearing plate 15, fixing end anchorage 16, intermediate plate and P
Anchor 17, fixing end anchor slab 18 is provided with fixing end anchor tackle bearing plate 15 below, and fixing end anchor tackle bearing plate 15 is provided with fixing end anchorage below
16, the fixing end of steel strand wires 10 sequentially passes through fixing end anchor slab 18, fixing end anchor tackle bearing plate 15, fixing end anchorage 16, intermediate plate and P
Anchor 17, and from intermediate plate clamp, with P anchor 17 extrude fixation.Fixing end anchor tackle bearing plate is made up of the steel plate of 4cm of thickness, middle
Offer through hole, through hole radius is matched with fixing end anchorage.
For meeting the requirement of the interim rope of steel strand wires 6 tensioning, the interim rope of steel strand wires includes 4 steel strand wires.The interim rope of steel strand wires
It is provided with 6 ~ 8, horizontal truss is provided with 4 ~ 6 layers.
Constructed using above-described spatial warping curve abnormal shape antisymmetry steel king-tower inner support and tensioning system
Method, comprises the following steps:
(1)After the T1-T5 tower sections installation of the bottom of spatial warping curve abnormal shape antisymmetry steel king-tower, start to lead
Tower steel box-girder 1 pushing tow;
(2)After the completion of king-tower steel box-girder 1 pushing tow, it is consolidated with the inner side of T5 tower sections 5, and in king-tower steel box-girder 1
Upper installation column 4, installs T6, T7 tower sections, weld horizontal truss 2 between the top of T7 tower sections 5, horizontal truss 2 and tower
Sections 5 links together to keep the stability of steel king-tower;
(3)When T8 ~ T12 tower sections 5 of lifting to steel king-tower top, column 4, horizontal girder are installed between tower sections 5
Frame 2, weld horizontal truss 2 between T9 tower sections 5 top, T11 tower sections 5 top and T12 tower sections 5 top, in T10 tower section
Section 5 tops, T11 tower sections 5 top and T12 tower sections 5 top, that steel strand wires are installed in the side of steel king-tower 3 matrix arcwall face is interim
The stretching end of rope 6, installs the fixing end of the interim rope of steel strand wires 6 at bridge floor steel box-girder 7, arranges tensioning platform on steel king-tower 3
To steel strand wires, interim rope 6 carries out tensioning, to adjust the line style of steel king-tower 3;
(4)The tower sections 5 at lifting steel king-tower top, successively removes inner supporting structure and tensioning from high to low after the completion of lifting
Structure.
Claims (9)
1. a kind of spatial warping curve abnormal shape antisymmetry steel king-tower inner support and tensioning system, including inner supporting structure and tensioning knot
Structure it is characterised in that:
Described inner supporting structure includes king-tower steel box-girder, column and horizontal truss, and described king-tower steel box-girder is arranged under steel king-tower
Portion and with steel king-tower lateral connection, described column be arranged on above king-tower steel box-girder and vertical with horizontal truss be connected, described water
If plane frame work is provided with dried layer, the two ends of horizontal truss are connected with the inner side of steel king-tower;
Described tension structure includes the interim rope of steel strand wires linearly stretching, and the interim rope of described steel strand wires is provided with even number bar,
The both sides of steel king-tower are in that antisymmetry is arranged, and the stretching end of the interim rope of steel strand wires is arranged on the side of steel king-tower matrix arcwall face, and
It is connected with the anchor case of tower sections, the fixing end of the interim rope of steel strand wires is arranged at bridge floor steel box-girder;
The interim rope of described steel strand wires includes some steel strand wires, stretching end anchor set and fixing end anchor set, some bar steels
The stretching end of twisted wire is connected with the anchor case of tower sections by stretching end anchor set, and fixing end passes through fixing end anchor set and bridge
Face steel box-girder connects;
The interim rope of steel strand wires and horizontal truss cooperate from the tower sections left and right sides and support the line style keeping steel king-tower.
2. spatial warping curve abnormal shape antisymmetry steel king-tower inner support according to claim 1 and tensioning system, its feature
It is:
Described stretching end anchor set includes cable spiral, stretching end anchor slab, stretching end anchor tackle bearing plate and stretching end anchorage, drag-line
Conduit front portion is enclosed within inside stretching end anchor slab through tower sections wallboard, is provided with stretching end anchor tackle bearing plate before stretching end anchor slab,
Be provided with stretching end anchorage before stretching end anchor tackle bearing plate, the stretching end of steel strand wires sequentially pass through cable spiral, stretching end anchor slab,
Stretching end anchor tackle bearing plate and stretching end anchorage, and fixed by stretching end anchor extruding.
3. spatial warping curve abnormal shape antisymmetry steel king-tower inner support according to claim 1 and tensioning system, its feature
It is:
Described fixing end anchor set includes fixing end anchor slab, fixing end anchor tackle bearing plate, fixing end anchorage, intermediate plate and P anchor, fixing
It is provided with fixing end anchor tackle bearing plate after the anchor slab of end, after fixing end anchor tackle bearing plate, be provided with fixing end anchorage, the fixing end of steel strand wires
Sequentially pass through fixing end anchor slab, fixing end anchor tackle bearing plate, fixing end anchorage, intermediate plate and P anchor, and from intermediate plate clamp, with P anchor squeeze
Pressure is fixed.
4. spatial warping curve abnormal shape antisymmetry steel king-tower inner support according to claim 1 and tensioning system, its feature
It is:
The two ends of described horizontal truss are connected with tower sections wallboard by joint;Described joint is made up of steel pipe, joint and water
The junction annular welds of plane frame work are connected to several connection straps.
5. spatial warping curve abnormal shape antisymmetry steel king-tower inner support according to claim 2 and tensioning system, its feature
It is:
Described stretching end anchor tackle bearing plate is made up of the steel plate of 4cm of thickness, and centre offers through hole, through hole radius and stretching end anchor
Tool matches.
6. spatial warping curve abnormal shape antisymmetry steel king-tower inner support according to claim 3 and tensioning system, its feature
It is:
Described fixing end anchor tackle bearing plate is made up of the steel plate of 4cm of thickness, and centre offers through hole, through hole radius and fixing end anchor
Tool matches.
7. spatial warping curve abnormal shape antisymmetry steel king-tower inner support according to claim 1 and tensioning system, its feature
It is:
The interim rope of steel strand wires includes 4 ~ 6 steel strand wires.
8. spatial warping curve abnormal shape antisymmetry steel king-tower inner support according to claim 1 and tensioning system, its feature
It is:
Described horizontal truss is provided with 4 ~ 6 layers.
9. spatial warping curve abnormal shape antisymmetry steel king-tower inner support according to claim 1 and tensioning system, its feature
It is:
The interim rope of described steel strand wires is provided with 6 ~ 8.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106012834A (en) * | 2016-07-22 | 2016-10-12 | 中铁上海工程局集团有限公司 | Internal supporting and tensioning system for spatial warping curve type special-shaped antisymmetric steel main tower |
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2016
- 2016-07-22 CN CN201620775057.3U patent/CN205934723U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106012834A (en) * | 2016-07-22 | 2016-10-12 | 中铁上海工程局集团有限公司 | Internal supporting and tensioning system for spatial warping curve type special-shaped antisymmetric steel main tower |
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