CN207259962U - A kind of cable-stayed bridge Suo Liang connections steel anchor box - Google Patents
A kind of cable-stayed bridge Suo Liang connections steel anchor box Download PDFInfo
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- CN207259962U CN207259962U CN201721251416.6U CN201721251416U CN207259962U CN 207259962 U CN207259962 U CN 207259962U CN 201721251416 U CN201721251416 U CN 201721251416U CN 207259962 U CN207259962 U CN 207259962U
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- box
- steel anchor
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Abstract
The utility model provides a kind of cable-stayed bridge Suo Liang connections steel anchor box, including：Midfeather 2；Anchor plate 4 is arranged between two pieces of midfeathers 2, and the front-end and back-end of the anchor plate 4 are connected with two pieces of midfeathers 2 respectively；The upper end of the midfeather 2 is connected with box beam top plate, and the left end of the midfeather 2 is connected with the first box beam diaphragm plate 12, and the right end of the midfeather 2 is connected with the second box beam diaphragm plate 5.The utility model makes anchor plate be arranged between two pieces of midfeathers, reduces the supporting span of anchor plate, reduce the stress level of anchor plate, reduce further the design height and thickness of anchor plate by adding two pieces of midfeathers；And anchor plate and midfeather is not intersected with box girder web and ribbed stiffener, avoid and interfere with each other, reduce design and difficulty of processing.
Description
Technical field
It the utility model is related to science of bridge building field, and in particular to a kind of cable-stayed bridge Suo Liang connections steel anchor box.
Background technology
For steel anchor box using more in cable-stayed bridge cable anchoring, it is a kind of anchor that steel anchor box is hung on steel box-girder web
Gu mode.Steel anchor box can be divided into side formula anchor case and beam type anchor case, and side formula anchor case is laterally shorter, and suspension cable direction is longer；Beam type
Anchor case is laterally wider, and suspension cable direction is shorter.
Wherein, anchor plate one end of side formula steel anchor box is connected with girder web plate, and Suo Li passes through between anchor plate and web
Weld seam transmission；Anchor plate is cantilever beam stress, and anchor plate length increases with the increase of Suo Li, and web also thickeies therewith, when oblique
When Cable power is very big, adaptability reduces.
Wherein, the anchor plate both ends of beam type steel anchor box are connected with box girder web respectively, and Suo Li is again by anchor plate and abdomen
Weld seam transmission between plate；Anchor plate for both ends consolidate beam stress pattern, when girder steel chamber width is larger, anchor plate supporting across
Degree increase, its height and thickness of slab also need accordingly to increase.
Therefore, at least there are following technological deficiency for the prior art：Above two steel anchor box is worked as and box girder web ribbed stiffener phase
During friendship, as drag-line space angle is constantly changing, the shape and position of opening of anchor plate are constantly changing, and increase is designed and added
Work difficulty, and for beam type steel anchor box, due to narrow space, it is not easy to late maintaining.
Utility model content
In view of the above defects of the prior art, the utility model provides a kind of cable-stayed bridge Suo Liang connections steel anchor box.
The utility model provides a kind of cable-stayed bridge Suo Liang connections steel anchor box, including：Midfeather 2；Anchor plate 4 is arranged at two pieces
Between midfeather 2, and the front-end and back-end of the anchor plate 4 are connected with two pieces of midfeathers 2 respectively；The midfeather 2
Upper end be connected with box beam top plate, the left end of the midfeather 2 is connected with the first box beam diaphragm plate 12, the right side of the midfeather 2
End is connected with the second box beam diaphragm plate 5.
The steel anchor box further includes：Diaphragm plate 3；The diaphragm plate 3 is arranged between the midfeather 2 and box girder web,
And one end of the diaphragm plate 3 is connected with the midfeather 2, the other end of the diaphragm plate 3 is connected with the box girder web.
The steel anchor box further includes：Bearing plate 8；The bearing plate 8 is connected with the lower end of the anchor plate 4, the pressure-bearing
The both ends of plate 8 are connected with two pieces of midfeathers 2 respectively.
The steel anchor box further includes：Ribbed stiffener 6；The both sides of the ribbed stiffener 6 are connected with two pieces of anchor plates 4 respectively,
The lower end of the ribbed stiffener 6 is connected with the bearing plate 8.
The steel anchor box further includes：Cable guide pipe 1；The cable guide pipe 1 athwart the first box beam diaphragm plate 12, Yi Jisuo
State the inner space that anchor plate 4, the ribbed stiffener 6 and the bearing plate 8 are formed, lower end and the pressure-bearing of the cable guide pipe 1
Plate 8 connects.
The steel anchor box further includes：Anchor plate 9；The anchor plate 9 is arranged at the downside surface of the bearing plate 8, oblique pull
After rope passes through the cable guide pipe 1, it is anchored on the anchor plate 9.
The steel anchor box further includes：Back cover plate 7；The lower end of the upper surface of the back cover plate 7 and the bearing plate 8 and described
The lower end connection of midfeather 2；The left end of the back cover plate 7 is connected with the first box beam diaphragm plate 12, the right side of the back cover plate 7
End is connected with the second box beam diaphragm plate 5.
Wherein, the midfeather 2 is arranged in parallel with box girder web, and the diaphragm plate 3 is vertically arranged at the midfeather 2
Middle part.
Wherein, the thickness of the anchor plate 9 is more than the thickness of the bearing plate 8.
Cable-stayed bridge Suo Liang connections steel anchor box provided by the utility model, by adding two pieces of midfeathers, arranges anchor plate
Between two pieces of midfeathers, the supporting span of anchor plate is reduced, the stress level of anchor plate is reduced, reduce further anchor
The design height and thickness of solid plate；And anchor plate and midfeather is not intersected with box girder web and ribbed stiffener, avoid mutually dry
Disturb, reduce design and difficulty of processing.
Brief description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are
Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts,
Other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the structure diagram of the steel anchor box for the cable-stayed bridge that the utility model embodiment provides；
Fig. 2 is the structural assembly schematic diagram of the steel anchor box for the cable-stayed bridge that the utility model embodiment provides；
In figure, 1：Cable guide pipe；2：Midfeather；3：Diaphragm plate；4：Anchor plate；5：Second box beam diaphragm plate；6：Ribbed stiffener；7：
Back cover plate；8：Bearing plate；9：Anchor plate；10：Steel anchor box；11：Steel box-girder；12：First box beam diaphragm plate.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, is explicitly described the technical scheme in the embodiment of the utility model, it is clear that described reality
It is the utility model part of the embodiment to apply example, instead of all the embodiments.Based on the embodiment in the utility model, ability
Domain those of ordinary skill all other embodiments obtained without making creative work, it is new to belong to this practicality
The scope of type protection.
, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for description purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Fig. 1 is the structure diagram of the steel anchor box for the cable-stayed bridge that the utility model embodiment provides, and Fig. 2 is the utility model
The structural assembly schematic diagram of the steel anchor box for the cable-stayed bridge that embodiment provides, as depicted in figs. 1 and 2, including：Midfeather 2；Anchor plate
4 are arranged between two pieces of midfeathers 2, and the front-end and back-end of the anchor plate 4 are connected with two pieces of midfeathers 2 respectively；
The upper end of the midfeather 2 is connected with box beam top plate, and the left end of the midfeather 2 is connected with the first box beam diaphragm plate 12, described
The right end of midfeather 2 is connected with the second box beam diaphragm plate 5.
It should be noted that Fig. 1 illustrate only the midfeather 2 being connected with 4 rear end of anchor plate, be not shown with before anchor plate 4
Hold the midfeather of connection, but the protection domain not limited to this of the utility model embodiment.
Specifically, midfeather 2 is set in steel anchor box；On the one hand, the front surface of midfeather 2 and the rear end of anchor plate 4 connect
Connect；On the other hand, the upper end of midfeather 2 is connected with box beam top plate, the left end and right end of midfeather 2 respectively with two pieces of box beam tabulas
Plate connects.
Midfeather 2 reduces the supporting span of anchor plate 4, while the power on anchor plate 4 is transferred to and is connected with midfeather 2
Box beam top plate and box beam diaphragm plate on, the stress for reducing anchor plate 4 is horizontal.
The cable-stayed bridge Suo Liang connection steel anchor boxes that the utility model embodiment provides, by adding two pieces of midfeathers, make anchoring
Plate is arranged between two pieces of midfeathers, reduces the supporting span of anchor plate, reduces the stress level of anchor plate, further drop
The low design height and thickness of anchor plate；And anchor plate and midfeather is not intersected with box girder web and ribbed stiffener, avoid
Interfere with each other, reduce design and difficulty of processing.
On the basis of any of the above-described embodiment, the steel anchor box further includes：Diaphragm plate 3；The diaphragm plate 3 is arranged at institute
State between mediastinum 2 and box girder web, and one end of the diaphragm plate 3 is connected with the midfeather 2, the diaphragm plate 3 it is another
One end is connected with the box girder web.
Specifically, diaphragm plate 3 can be increased in steel anchor box；The front end of diaphragm plate 3 is connected with the rear surface of midfeather 2,
The rear end of diaphragm plate 3 and the front surface of box girder web connect；So that in loading process, power is transferred to diaphragm plate by midfeather 2
3, and box girder web is further transferred to, the stress for effectively reducing anchor plate 4 is horizontal.
It should be noted that Fig. 1 illustrate only the diaphragm plate 3 of 4 rear end of anchor plate, but the front end of anchor plate 4 is equally set
There is a diaphragm plate；The front end of the diaphragm plate is connected with the rear surface of another box girder web, the rear end of the diaphragm plate and another mediastinum
The front surface connection of plate.
By setting diaphragm plate between box girder web and midfeather, the local buckling of midfeather can be effectively prevented.
On the basis of any of the above-described embodiment, the steel anchor box further includes：Bearing plate 8；The bearing plate 8 and the anchor
The lower end connection of solid plate 4, the both ends of the bearing plate 8 are connected with two pieces of midfeathers 2 respectively.
Specifically, bearing plate 8 is arranged at the lower part of anchor plate 4, also, the upper surface of bearing plate 8 and the lower end of anchor plate 4
Connection；The rear end of bearing plate 8 is connected with the front surface of midfeather 2, and the front end of bearing plate 8 and the rear surface of another midfeather connect
Connect.
By bearing plate, effectively power can be transferred on the midfeather being connected with bearing plate, then is passed by midfeather
It is handed to whole babinet；Bearing plate can also serve as end-blocking plate, can will be closed inside steel anchor box, avoid aqueous vapor from entering, effectively
Reduce later maintenance workload.
On the basis of any of the above-described embodiment, the steel anchor box further includes：Ribbed stiffener 6；The both sides of the ribbed stiffener 6 point
It is not connected with two pieces of anchor plates 4, the lower end of the ribbed stiffener 6 is connected with the bearing plate 8.
Specifically, ribbed stiffener 6 can be set between two pieces of anchor plates；The upper end of ribbed stiffener 6 and the lower surface of anchor plate 4
Connection, the lower end of ribbed stiffener 6 is connected with the upper surface of another anchor plate；The right end of ribbed stiffener 6 connects with the upper surface of bearing plate 8
Connect.
It should be noted that Fig. 2 illustrate only a ribbed stiffener 6, with the ribbed stiffener 6 before and after symmetrical another side, also
It is provided with another ribbed stiffener.
On the basis of any of the above-described embodiment, the steel anchor box further includes：Cable guide pipe 1；The cable guide pipe 1 athwart institute
State the first box beam diaphragm plate 12, and the inner space that the anchor plate 4, the ribbed stiffener 6 and the bearing plate 8 are formed, institute
The lower end for stating cable guide pipe 1 is connected with the bearing plate 8.
Specifically, the interconnection between anchor plate 4, ribbed stiffener 6 and bearing plate 8, constitutes an inner space；Rope is led
Pipe 1 is athwart after the first box beam diaphragm plate 12, is inserted into the inner space, and finally with the bearing plate positioned at the inner space bottom
8 connections.
On the basis of any of the above-described embodiment, the steel anchor box further includes：Anchor plate 9；The anchor plate 9 is arranged at institute
The downside surface of bearing plate 8 is stated, after suspension cable passes through the cable guide pipe 1, is anchored on the anchor plate 9.
Specifically, anchor plate 9 is attached on the downside surface of bearing plate 8, after suspension cable passes through cable guide pipe, is anchored at anchor pad
On plate 9.
By the combination of anchor plate and bearing plate, effectively the power on anchor plate can be transferred on midfeather, gone forward side by side
One step is transferred to whole babinet.
On the basis of any of the above-described embodiment, the steel anchor box further includes：Back cover plate 7；The upper surface of the back cover plate 7
It is connected with the lower end of the bearing plate 8 and the lower end of the midfeather 2；The left end of the back cover plate 7 is horizontal with first box beam
Partition plate 12 connects, and the right end of the back cover plate 7 is connected with the second box beam diaphragm plate 5.
Specifically, the left end of back cover plate 7 is connected with the right lateral surface of the first box beam diaphragm plate 12, the right side of the back cover plate 7
End is connected with the left-hand face of the second box beam diaphragm plate 5；The lower end of bearing plate 8 and midfeather 2 is fixed on back cover plate 7.
On the basis of any of the above-described embodiment, the midfeather 2 is arranged in parallel with box girder web, and the diaphragm plate 3 is perpendicular
Directly it is arranged at the middle part of the midfeather 2.
Specifically, midfeather 2 is arranged in parallel with box girder web, can farthest reduce the supporting span of anchor plate 4；
Diaphragm plate 3 is vertically arranged in the middle part of midfeather 2, parallel with box beam diaphragm plate 5, and in loading process, diaphragm plate 3 will not be because oblique
Drag-line angulation change and change.
On the basis of any of the above-described embodiment, the thickness of the anchor plate 9 is more than the thickness of the bearing plate 8.
Specifically, the combination of thicker anchor plate 9 and bearing plate 8, enables suspension cable to be effectively anchored on anchor plate 9,
And stress is transferred on midfeather.
The cable-stayed bridge Suo Liang connection steel anchor boxes that the utility model embodiment provides, due to adding two pieces of midfeathers, anchoring
Plate is arranged between two pieces of midfeathers, it supports span and reduces, so as to reduce its stress level, reduces its design height and thickness
Degree；Midfeather and box girder web are arranged in parallel, and anchor plate is arranged between two pieces of midfeathers, anchor plate and midfeather not with box beam
Web and its ribbed stiffener intersect, and avoid interfering with each other, and reduce design and difficulty of processing；As an obturator, exempt from later maintenance.
Also, on the premise of force request is met, solves the steel anchor box come due to suspension cable space angle different band
Plate abnormity and with the afoul problem of the other plates of box beam, achieve good effect.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that：
It can still modify the technical solution described in foregoing embodiments, or which part technical characteristic is carried out etc.
With replacement；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the utility model technology
The spirit and scope of scheme.
Claims (9)
- A kind of 1. cable-stayed bridge Suo Liang connections steel anchor box, it is characterised in that including：Midfeather (2)；Anchor plate (4) is arranged between two pieces of midfeathers (2), and the front-end and back-end of the anchor plate (4) respectively with it is described Two pieces of midfeather (2) connections；The upper end of the midfeather (2) is connected with box beam top plate, the left end of the midfeather (2) and the first box beam diaphragm plate (12) Connection, the right end of the midfeather (2) are connected with the second box beam diaphragm plate (5).
- 2. steel anchor box according to claim 1, it is characterised in that further include：Diaphragm plate (3)；The diaphragm plate (3) is arranged at the midfeather (2) between box girder web, and one end of the diaphragm plate (3) with Midfeather (2) connection, the other end of the diaphragm plate (3) are connected with the box girder web.
- 3. steel anchor box according to claim 1 or 2, it is characterised in that further include：Bearing plate (8)；The bearing plate (8) is connected with the lower end of the anchor plate (4), the both ends of the bearing plate (8) respectively with described in two pieces Midfeather (2) connects.
- 4. steel anchor box according to claim 3, it is characterised in that further include：Ribbed stiffener (6)；The both sides of the ribbed stiffener (6) are connected with two pieces of anchor plates (4) respectively, the lower end of the ribbed stiffener (6) with it is described Bearing plate (8) connects.
- 5. steel anchor box according to claim 4, it is characterised in that further include：Cable guide pipe (1)；The cable guide pipe (1) athwart the first box beam diaphragm plate (12), and the anchor plate (4), the ribbed stiffener (6) The inner space formed with the bearing plate (8), the lower end of the cable guide pipe (1) is connected with the bearing plate (8).
- 6. steel anchor box according to claim 5, it is characterised in that further include：Anchor plate (9)；The anchor plate (9) is arranged at the downside surface of the bearing plate (8), after suspension cable passes through the cable guide pipe (1), anchoring On the anchor plate (9).
- 7. steel anchor box according to claim 5, it is characterised in that further include：Back cover plate (7)；The upper surface of the back cover plate (7) is connected with the lower end of the lower end of the bearing plate (8) and the midfeather (2)；The left end of the back cover plate (7) is connected with the first box beam diaphragm plate (12), the right end of the back cover plate (7) with it is described Second box beam diaphragm plate (5) connects.
- 8. steel anchor box according to claim 2, it is characterised in that the midfeather (2) is arranged in parallel with box girder web, institute State the middle part that diaphragm plate (3) is vertically arranged at the midfeather (2).
- 9. steel anchor box according to claim 6, it is characterised in that the thickness of the anchor plate (9) is more than the bearing plate (8) thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721251416.6U CN207259962U (en) | 2017-09-27 | 2017-09-27 | A kind of cable-stayed bridge Suo Liang connections steel anchor box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721251416.6U CN207259962U (en) | 2017-09-27 | 2017-09-27 | A kind of cable-stayed bridge Suo Liang connections steel anchor box |
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| Publication Number | Publication Date |
|---|---|
| CN207259962U true CN207259962U (en) | 2018-04-20 |
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ID=61919159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721251416.6U Active CN207259962U (en) | 2017-09-27 | 2017-09-27 | A kind of cable-stayed bridge Suo Liang connections steel anchor box |
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| CN (1) | CN207259962U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111761262A (en) * | 2020-06-16 | 2020-10-13 | 武汉一冶钢结构有限责任公司 | Manufacturing method of main cable anchor box |
-
2017
- 2017-09-27 CN CN201721251416.6U patent/CN207259962U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111761262A (en) * | 2020-06-16 | 2020-10-13 | 武汉一冶钢结构有限责任公司 | Manufacturing method of main cable anchor box |
| CN111761262B (en) * | 2020-06-16 | 2022-03-18 | 武汉一冶钢结构有限责任公司 | Manufacturing method of main cable anchor box |
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