CN208039024U - A kind of drag-line bridge pad - Google Patents
A kind of drag-line bridge pad Download PDFInfo
- Publication number
- CN208039024U CN208039024U CN201720512404.8U CN201720512404U CN208039024U CN 208039024 U CN208039024 U CN 208039024U CN 201720512404 U CN201720512404 U CN 201720512404U CN 208039024 U CN208039024 U CN 208039024U
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- Prior art keywords
- drag
- line
- upper bracket
- sliding slot
- plate
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Abstract
The utility model discloses a kind of drag-line bridge pad, including upper bracket plate, lower support plate and intermediate liner plate, upper bracket plate is surrounded by several drag-line holes, drag-line hole top is equipped with drag-line sliding slot, drag-line sliding slot is U-shaped structure, and drag-line hole and drag-line sliding slot are symmetricly set on lower support plate surrounding, drag-line are equipped in drag-line hole, stay cable end is fixedly connected by dragline anchorage with upper bracket plate or lower support plate, and upper bracket plate bottom surface is surrounded by conducting bar.The utility model drag-line bridge pad, ensure that drag-line uniform stressed, improve the safety coefficient of bearing, and install convenient is easily replaced.
Description
Technical field
The utility model is related to science of bridge building member arts, more particularly to a kind of drag-line bridge pad.
Background technology
In recent decades, vibration absorption and isolation support subtracts the important measures of shock insulation as bridge, obtains more and more attention, and
Achieve great development.Pot rubber bearing, lead core rubber support, friction pendulum support are gradually widely used, and
Become the mainstream of domestic and abroad bridge bearing.However there is following deficiency in all kinds of bridge vibration absorption and isolation supports used at present:Work as branch
When seat is by displacement limits more than bearing, bearing is destroyed, and bridge superstructure is detached from bearing, and beam body can fall the tight of beam
Weight consequence.
In view of the above circumstances, cable arrangement is added on the basis of common bearing, design forms a kind of drag-line damping
Bearing.Such as China Patent No. is：It is drawn in ZL201220029000.0, ZL201420075951.0 and 201320265047.1
Cable Structure form.It is to be connected using more drag-lines between upper bracket plate and lower support plate, mostly connects installation or processing with drag-line
The influence of precision can cause more guy cable length differences after installation so that more drag-lines cannot stress simultaneously, reduce
The safety coefficient of bearing.
Utility model content
The purpose of this utility model is to provide a kind of drag-line bridge pad, to solve the above-mentioned problems of the prior art,
Make drag-line uniform stressed, improves the safety coefficient of bearing.
To achieve the above object, the utility model provides following scheme：
The utility model provides a kind of drag-line bridge pad, including upper bracket plate, lower support plate and intermediate liner plate, feature
It is：The upper bracket plate is surrounded by several drag-line holes, and drag-line hole top is equipped with drag-line sliding slot, the drag-line sliding slot
For U-shaped structure, the drag-line hole and the drag-line sliding slot are symmetricly set on the lower support plate surrounding, are equipped in the drag-line hole
Drag-line, the drag-line are one, by double interspersed structures directly tied, pass through the drawing in the upper bracket plate and the lower support plate
Suo Kong, the drag-line both ends by dragline anchorage respectively with the upper bracket plate and lower support plate is fixedly connected or both ends
Portion's docking is fixedly connected.
Preferably, the upper bracket plate bottom surface is surrounded by conducting bar.
Preferably, the conducting bar is arranged in the centre position in the drag-line hole and the intermediate liner plate.
Preferably, the drag-line is cylindrical structure, and the drag-line sliding slot depth and width are not less than the drag-line diameter.
Preferably, the drag-line sliding slot and upper bracket plate upper surface angle of inclination are 3-5 °, the drag-line sliding slot with
By arc transition, drag-line sliding slot is same as the upper bracket plate and/or lower support plate by arc transition in the drag-line hole,
The drag-line sliding slot is equipped with several rubber convex grains.
Preferably, bright wire rope, galvanized steel wire rope or plastic coated wire ropes can be used in the drag-line.
Preferably, the conducting bar is half cylindrical structure or rectangular parallelepiped structure.
The utility model discloses following technique effects：
1, the utility model drag-line bridge pad, drag-line are one, by double interspersed structures directly tied, pass through upper bracket plate
With the drag-line hole in lower support plate, overcome the current non-uniform situation of drag-line bearing Cable forces, ensure that drag-line uniformly by
Power, improves the safety coefficient of bearing, and install convenient is easily replaced.
2, it is correspondingly provided with U-shaped drag-line sliding slot on the utility model drag-line bridge pad drag-line hole, is used for stay guy, ensured
The upper and lower surface of non-bulging bearing after drag-line installation, the rubber convex grain being equipped in drag-line sliding slot and then when ensureing bearing installation, no
Drag-line can be damaged, to influence the performance of drag-line.
3, the utility model drag-line bridge pad is surrounded by conducting bar by upper bracket plate bottom surface, and bearing is using process
In, when certain accident occurs, generate big pulling force so that when Cable failure, conducting bar plays second barrier, and blocking is intermediate
Liner plate is detached from upper bracket plate.
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
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without having to pay creative labor, can also basis
These attached drawings obtain other attached drawings.
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model upper bracket plate structural schematic diagram；
Fig. 3 be in the utility model Fig. 2 A to structural schematic diagram；
Wherein, upper bracket plate -1, lower support plate -2, intermediate liner plate -3, drag-line hole -4, drag-line sliding slot -5, drag-line -6 are led
Item -7.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, below in conjunction with the accompanying drawings and have
Body embodiment is described in further detail the utility model.
With reference to shown in figure 1-3, the utility model provides a kind of drag-line bridge pad, including upper bracket plate 1, lower support plate 2
With intermediate liner plate 3, wherein:Upper bracket plate 1 is surrounded by several drag-line holes 4, to ensure non-bulging bearing after drag-line is installed
Upper and lower surface, 4 top of drag-line hole are equipped with drag-line sliding slot 5, and drag-line sliding slot 5 is U-shaped structure, and drag-line sliding slot 5 is equipped with several rubbers
The convex grain of glue, drag-line sliding slot 5 are 3-5 ° with 1 upper surface angle of inclination of upper bracket plate, and drag-line hole 4 and drag-line sliding slot 5 are symmetricly set on
2 surrounding of lower support plate, drag-line hole 4 is interior to be equipped with drag-line 6, and 6 outer diameter of drag-line is not more than the diameter in drag-line hole 4, makes drag-line 6 can be in drag-line
It is freely slided in hole 4, drag-line 6 is one, by double interspersed structures directly tied, is passed through in upper bracket plate 1 and lower support plate 2
Drag-line hole 4, the structure of a drag-line 6 connection, when overcoming more drag-lines of current drag-line bearing and bearing horizontal force, single most short drawing
The case where Suo Shouli；It ensure that 6 uniform stressed of drag-line, improve the safety coefficient of bearing, install convenient is easily replaced.
Scheme is advanced optimized, bearing in use, when certain accident occurs, generates big pulling force so that drag-line 6
Fracture, therefore it is surrounded by the conducting bar 7 of half cylindrical structure or rectangular parallelepiped structure in 1 bottom surface of upper bracket plate, the setting of conducting bar 7 is being drawn
The centre position in rope hole 4 and intermediate liner plate 3, when drag-line 6 is broken, conducting bar 7 plays second barrier, stops intermediate liner plate
2 are detached from upper bracket plate 1.
Scheme is advanced optimized, to improve the rupture pull force of drag-line 6, bright wire rope, galvanized steel wire rope can be used in drag-line 6
Or plastic coated wire ropes.To make drag-line 6 be passed through in drag-line sliding slot 5, drag-line 6 be cylindrical structure, 5 depth of drag-line sliding slot and
Width is not less than 6 diameter of drag-line, drag-line sliding slot 5 and drag-line hole 4 by arc transition, drag-line sliding slot 5 and upper bracket plate 1 and/or
Lower support plate 2 is equally by arc transition.
Scheme is advanced optimized, 6 both ends of drag-line are fixed with upper bracket plate 1 and lower support plate 2 respectively by dragline anchorage
Connection, the mode that end docking also can be used in drag-line 6 are fixedly connected, and end docking can use the fixed form of grafting, grafting long
For degree not less than 20 times of diameter, overall length must not be shorter than 300mm；Cable clamp fixed form, bonding strength can also be used to be not less than steel
Cord rupture pull force；Aluminum alloy sleeve can also be used to be closely adhered to step up fixed mode by clamp with steel wire rope, even
The rupture pull force of drag-line 6 should be reached by connecing intensity.
In the description of the present invention, it should be understood that term " longitudinal direction ", " transverse direction ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on
Orientation or positional relationship shown in the drawings is merely for convenience of description the utility model, does not indicate or imply the indicated dress
It sets or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as to the utility model
Limitation.
Embodiment described above is only that the preferred embodiment of the utility model is described, not to the utility model
Range is defined, and under the premise of not departing from the spirit of the design of the utility model, those of ordinary skill in the art are new to this practicality
The various modifications and improvement that the technical solution of type is made should all fall into the protection domain of the utility model claims book determination
It is interior.
Claims (7)
1. a kind of drag-line bridge pad, including upper bracket plate (1), lower support plate (2) and intermediate liner plate (3), it is characterised in that：Institute
It states upper bracket plate (1) and is surrounded by several drag-line holes (4), drag-line hole (4) top is equipped with drag-line sliding slot (5), the drawing
Rope sliding slot (5) is U-shaped structure, and the drag-line hole (4) and the drag-line sliding slot (5) are symmetricly set on the lower support plate (2) four
In week, the drag-line hole (4) is interior to be equipped with drag-line (6), and the drag-line (6) is one, by double interspersed structures directly tied, is passed through described
Drag-line hole (4) in upper bracket plate (1) and the lower support plate (2), drag-line (6) both ends by dragline anchorage respectively with
The upper bracket plate (1) is fixedly connected with the lower support plate (2) or both ends docking is fixedly connected, the upper bracket plate (1),
Intermediate liner plate (3) and lower support plate (2) are set gradually from top to bottom, and the upper bracket plate (1) passes through with the lower support plate (2)
Zipper (6) connection, the intermediate liner plate (3) are sandwiched in the interposition of the upper bracket plate (1) and the lower support plate (2)
It sets.
2. a kind of drag-line bridge pad according to claim 1, it is characterised in that：Upper bracket plate (1) bottom surface surrounding
Equipped with conducting bar (7).
3. a kind of drag-line bridge pad according to claim 2, it is characterised in that：The conducting bar (7) is arranged in the drawing
The centre position in rope hole (4) and the intermediate liner plate (3).
4. a kind of drag-line bridge pad according to claim 1, it is characterised in that：The drag-line (6) is cylindrical structure,
Drag-line sliding slot (5) depth and width are not less than the drag-line (6) diameter.
5. a kind of drag-line bridge pad according to claim 1, it is characterised in that：The drag-line sliding slot (5) with it is described on
Support plate (1) upper surface angle of inclination is 3-5 °, and the drag-line sliding slot (5) and the drag-line hole (4) are described by arc transition
Drag-line sliding slot (5) is with the upper bracket plate (1) and/or lower support plate (2) equally by arc transition, the drag-line sliding slot (5)
It is equipped with several rubber convex grains.
6. a kind of drag-line bridge pad according to claim 1, it is characterised in that：Plain bar can be used in the drag-line (6)
Cord, galvanized steel wire rope or plastic coated wire ropes.
7. a kind of drag-line bridge pad according to claim 2, it is characterised in that：The conducting bar (7) is semi-cylindrical knot
Structure or rectangular parallelepiped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720512404.8U CN208039024U (en) | 2017-05-10 | 2017-05-10 | A kind of drag-line bridge pad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720512404.8U CN208039024U (en) | 2017-05-10 | 2017-05-10 | A kind of drag-line bridge pad |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208039024U true CN208039024U (en) | 2018-11-02 |
Family
ID=63957568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720512404.8U Active CN208039024U (en) | 2017-05-10 | 2017-05-10 | A kind of drag-line bridge pad |
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| Country | Link |
|---|---|
| CN (1) | CN208039024U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109930479A (en) * | 2019-04-24 | 2019-06-25 | 中铁二院工程集团有限责任公司 | A kind of bridge pad |
-
2017
- 2017-05-10 CN CN201720512404.8U patent/CN208039024U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109930479A (en) * | 2019-04-24 | 2019-06-25 | 中铁二院工程集团有限责任公司 | A kind of bridge pad |
| CN109930479B (en) * | 2019-04-24 | 2024-01-23 | 中铁二院工程集团有限责任公司 | Bridge support |
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