CN205741941U - A kind of detachable Rotary ball hinge - Google Patents
A kind of detachable Rotary ball hinge Download PDFInfo
- Publication number
- CN205741941U CN205741941U CN201620722576.3U CN201620722576U CN205741941U CN 205741941 U CN205741941 U CN 205741941U CN 201620722576 U CN201620722576 U CN 201620722576U CN 205741941 U CN205741941 U CN 205741941U
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- ball pivot
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- groove
- hinge
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Abstract
The utility model discloses a kind of detachable Rotary ball hinge, including upper ball pivot, rotating shaft, lower ball pivot, on concave spherical surface, under ball pivot, rotating shaft, convex spherical, ball pivot collectively forms the rotating mechanism of ball pivot, the upper surface of upper ball pivot is provided with annular groove, the round and smooth side extending to ball pivot, is used for placing hauling rope, also includes upper junction plate, sphere wearing plate, planar lasting board, lower embedded board assembly, upper junction plate is fixing with upper ball pivot to be connected, and is connected with beam body by bolt；Sphere wearing plate is embedded in ball pivot concave spherical surface, constitutes pivoting friction pair with the convex spherical of lower ball pivot；Lower embedded board assembly is fixing with lower ball pivot to be connected, and pours integral with bridge pier, and upper surface has groove, and planar lasting board is embedded in the groove of lower embedded board assembly, constitutes sliding friction pair with the lower surface of lower ball pivot.Can lower ball pivot above section be taken out after using, it is achieved the dismounting of Rotary ball hinge, physical dimension is less, be easy to processing, can be disposed at pier top, dismountable Rotary ball hinge.
Description
Technical field
This utility model relates to a kind of detachable Rotary ball hinge, belongs to technical field of bridge engineering.
Background technology
Along with the infrastructure Large scale construction such as highway, railway, inevitably occur in that large quantities of need to cross over existing
Highway or the bridge of railway.This type of bridge uses conventional construction mode difficulty big, and affects the normal operation of existing line.Turn
Construction technology is economical convenient, safe and reliable because of it, is progressively promoted and applies.
Rotary ball hinge is a kind of core component being applied to Bridge Rotation Construction Technique, and it provides revolute pair, and bears structure
All horizontal forces when gravity and rotation.Existing highway bridge rotator construction generally uses steel ball to cut with scissors, and this type of ball pivot is mainly by the radius of a ball
The concave-convex ball panel coordinated is constituted, and need to be cast in the most in advance in concrete pier and ground by upper and lower ball pivot during use, waits to turn
After body construction, directly pouring and be enclosed in bridge pier, this type of ball pivot has following defect: at the bottom of 1, ball pivot is arranged in pier, is subjected to beam body
With the weight of bridge pier, physical dimension is big, and difficulty of processing is big；2, the pull strength required by rotator construction is big；3, after turning, it is impossible to take
Go out, it is impossible to recycling.
Utility model content
This utility model will be in order to solve above-mentioned technical problem, it is provided that a kind of physical dimension is less, be easy to processing, can arrange
In pier top, dismountable Rotary ball hinge.This utility model following technical scheme of offer:
A kind of detachable Rotary ball hinge, including upper ball pivot, rotating shaft, lower ball pivot, the lower surface of described upper ball pivot is concave spherical surface,
Described concave spherical surface is machined with groove, and the upper surface of described lower ball pivot is convex spherical, and the convex spherical of described lower ball pivot upper surface is placed in
In the concave spherical surface of upper ball pivot lower surface, and upper ball pivot is connected by rotating shaft with lower ball pivot, and described upper ball pivot, rotating shaft, lower ball pivot are altogether
Isomorphism becomes the rotating mechanism of ball pivot, the upper surface of described upper ball pivot to be provided with annular groove, and described annular groove is round and smooth to be extended to
The side of upper ball pivot, is used for placing hauling rope, also includes upper junction plate, sphere wearing plate, planar lasting board, lower embedded board group
Part, described upper junction plate is fixing with upper ball pivot to be connected, and is connected with beam body by bolt；Described sphere wearing plate is embedded in ball
In the groove of hinge concave spherical surface, constitute pivoting friction pair with the convex spherical of lower ball pivot；Described lower embedded board assembly is fixed with lower ball pivot
Connecting, and pour integral with bridge pier, and upper surface has groove, described planar lasting board is embedded in the recessed of lower embedded board assembly
In groove, constitute sliding friction pair with the lower surface of lower ball pivot.
Lower ball pivot arranges some through holes, is connected with lower embedded board by bolt.
Sphere wearing plate, planar lasting board are made by modified ultra-high molecular weight polyethylene.
Sphere wearing plate lower surface, planar lasting board upper surface are provided with grease storage groove.
Lower embedded board assembly lower end arranges some rod irons, is integrated for pouring with bridge pier.
Described upper junction plate has some through holes, and partial through holes position is corresponding with the cylinder boss of upper ball pivot and is connected, portion
Through hole is divided to be connected through bolt with beam body.
Described upper ball pivot upper surface is symmetrical arranged two annular grooves, and described annular groove is round and smooth extends to ball pivot side
Face,
Described lower ball pivot arranges some through holes, is connected with lower embedded board assembly by bolt.
Described lower embedded board assembly arranges some rod irons, is placed in pinner preformed hole, pours in bridge pier.
The utility model discloses a kind of detachable Rotary ball hinge, compared with prior art, the utility model has the advantages that:
1, in this utility model, lower embedded board assembly pours in bridge pier top, and upper junction plate and beam body are bolted,
Being arranged between bridge pier and beam body, be subjected only to beam body weight, vertical bearing requirements reduces, and reduces physical dimension, reduces and add
Work difficulty, reduces the pull strength needed for rotator construction simultaneously.
2, in this utility model, upper junction plate is all connected by bolt with lower embedded board assembly with beam body, lower ball pivot, lower ball
Cut with scissors with lower embedded board assembly between planar lasting board is set, after rotator construction completes, can dismantle between upper junction plate and beam body with
And the bolt between lower ball pivot and lower embedded board assembly, utilize the slip that planar lasting board upper surface is constituted with lower ball pivot lower surface
Friction pair, takes out part more than lower ball pivot, it is achieved the dismounting of ball pivot, and does not affect the installation of conventional seat.This feature
It is particularly suited for steel truss girder.
3, in this utility model, upper ball pivot upper surface can be symmetrical arranged two annular grooves, turns hauling rope for layout,
Hauling rope positional precision is more easy to control than prior art, low to construction requirement, and the repeatable utilization of hauling rope.
Accompanying drawing explanation
Fig. 1 is this utility model detachable Rotary ball hinge internal structure schematic diagram；
Fig. 2 is this utility model detachable Rotary ball hinge specific embodiment top view.
In figure: 1, upper junction plate, 2, upper ball pivot, 3, rotating shaft, 4, sphere wearing plate, 5, lower ball pivot, 6, planar lasting board, 7,
Lower embedded board assembly, 8, hauling rope.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, this utility model is described in detail.
See Fig. 1, the detachable Rotary ball hinge of one, including upper ball pivot 2, rotating shaft 3, lower ball pivot 5, described upper ball pivot 2 times
End face is concave spherical surface, and described concave spherical surface is machined with groove, and the upper surface of described lower ball pivot 5 is convex spherical, described lower ball pivot 5 upper end
The convex spherical in face is placed in the concave spherical surface of ball pivot 2 lower surface, and upper ball pivot 2 is connected by rotating shaft 3 with lower ball pivot 5, described on
Ball pivot 2, rotating shaft 3, lower ball pivot 5 collectively form the rotating mechanism of ball pivot, and the upper surface of described upper ball pivot 2 is provided with annular groove,
The round and smooth side extending to ball pivot 2 of described annular groove, is used for placing hauling rope 8, also includes that upper junction plate 1, sphere are wear-resisting
Plate 4, planar lasting board 6, lower embedded board assembly 7, described upper junction plate 1 is fixing with upper ball pivot 2 to be connected, and by bolt and beam body
It is connected；Described sphere wearing plate 4 is embedded in the groove of ball pivot 2 concave spherical surface, constitutes pivoting friction with the convex spherical of lower ball pivot 5
Secondary；Described lower embedded board assembly 7 is fixing with lower ball pivot 5 to be connected, and pours integral with bridge pier, and upper surface has groove, institute
State in the groove that planar lasting board 6 is embedded in lower embedded board assembly 7, constitute sliding friction pair with the lower surface of lower ball pivot 5.
Seeing Fig. 1, Fig. 2, described upper junction plate 1 is positioned at above ball pivot 2, and has some through holes, described upper junction plate 1
Partial through holes corresponding with the cylinder boss of upper ball pivot 2 connect, partial through holes passes for bolt, makes upper junction plate 1 and beam body phase
Even.
Seeing Fig. 1, Fig. 2, the upper surface of described upper ball pivot 2 is provided with two symmetrical annular grooves.Described annular
The round and smooth side extending to ball pivot 2 of groove.Described annular groove is used for placing hauling rope, during for rotator construction.
Seeing Fig. 1, the concave spherical surface of described upper ball pivot 2 is machined with groove, embeds sphere wearing plate 4 in groove.Sphere is wear-resisting
It is secondary that the concave spherical surface of plate 4 and the convex spherical of lower ball pivot 5 constitute pivoting friction.Described sphere wearing plate 4 is by modified ultra-high molecular mass
Polyethylene is made.The concave spherical surface of described sphere wearing plate 4 is provided with grease storage groove.
Seeing Fig. 1, Fig. 2, described lower ball pivot 5 is arranged some through holes, is connected with lower embedded board assembly 7 by bolt.Described
The upper surface of lower embedded board assembly 7 arranges groove, inlays planar lasting board 6 in groove.Described planar lasting board 6 upper surface with under
The lower surface of ball pivot 5 constitutes sliding friction pair.Described planar lasting board 6 is made up of modified ultra-high molecular weight polyethylene.Described
Planar lasting board 6 is provided with grease storage groove.
Seeing Fig. 1, described lower embedded board assembly 7 is provided with some rod irons.Described rod iron is positioned over bridge pier pinner preformed hole
In, joints cement, make lower embedded board assembly 7 be connected with bridge pier.
During rotator construction, pulling the hauling rope being positioned in ball pivot 2 annular groove, hauling rope drives upper ball pivot 2 to rotate,
Upper ball pivot 2 drives upper junction plate and beam body to rotate by cylinder boss.After having turned, pull down between upper junction plate 1 and beam body,
And the bolt between lower ball pivot 5 and lower embedded board assembly 7, rely on the sliding friction that lower ball pivot 5 is constituted with planar lasting board 6
Pair, takes out lower ball pivot 5 and above part.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for this
For the technical staff in field, this utility model can have various modifications and variations.All in spirit of the present utility model and principle
Within, any modification, equivalent substitution and improvement etc. made, within being all contained in protection domain of the present utility model.
Claims (8)
1. a detachable Rotary ball hinge, including upper ball pivot (2), rotating shaft (3), lower ball pivot (5), the lower end of described upper ball pivot (2)
Face is concave spherical surface, and described concave spherical surface is machined with groove, and the upper surface of described lower ball pivot (5) is convex spherical, on described lower ball pivot (5)
The convex spherical of end face is placed in the concave spherical surface of ball pivot (2) lower surface, and upper ball pivot (2) passes through rotating shaft (3) phase with lower ball pivot (5)
Even, described upper ball pivot (2), rotating shaft (3), lower ball pivot (5) collectively form the rotating mechanism of ball pivot, the upper end of described upper ball pivot (2)
Face is provided with annular groove, the round and smooth side extending to ball pivot (2) of described annular groove, is used for placing hauling rope (8), and it is special
Levy and be: also include upper junction plate (1), sphere wearing plate (4), planar lasting board (6), lower embedded board assembly (7), described upper company
Fishplate bar (1) is fixing with upper ball pivot (2) to be connected, and is connected with beam body by bolt；Described sphere wearing plate (4) is embedded in ball pivot
(2), in the groove of concave spherical surface, pivoting friction pair is constituted with the convex spherical of lower ball pivot (5)；Described lower embedded board assembly (7) and lower ball
Hinge (5) is fixing to be connected, and pours integral with bridge pier, and upper surface has groove, and described planar lasting board (6) is embedded in lower pre-
In the groove of buried plate assembly (7), constitute sliding friction pair with the lower surface of lower ball pivot (5).
The detachable Rotary ball hinge of one the most according to claim 1, it is characterised in that: described upper ball pivot (2) upper surface sets
Putting some cylinder boss, upper junction plate (1) arranges some through holes, and partial through holes is connected with beam body through bolt, partial through holes and
The cylinder boss of upper ball pivot (2) is connected.
The detachable Rotary ball hinge of one the most according to claim 1, it is characterised in that: described lower ball pivot (5) arranges some
Through hole, is connected with lower embedded board assembly (7) by bolt.
The detachable Rotary ball hinge of one the most according to claim 1, it is characterised in that: described sphere wearing plate (4) is by changing
Property ultrahigh molecular weight polyethylene forms.
The detachable Rotary ball hinge of one the most according to claim 1, it is characterised in that: described sphere wearing plate (4) following table
Face is provided with grease storage groove.
The detachable Rotary ball hinge of one the most according to claim 1, it is characterised in that: described planar lasting board (6) is by changing
Property ultrahigh molecular weight polyethylene forms.
The detachable Rotary ball hinge of one the most according to claim 1, it is characterised in that: the upper table of described planar lasting board (6)
Face is provided with grease storage groove.
The detachable Rotary ball hinge of one the most according to claim 1, it is characterised in that: under described lower embedded board assembly (7)
End arranges some rod irons, is integrated for pouring with bridge pier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620722576.3U CN205741941U (en) | 2016-07-11 | 2016-07-11 | A kind of detachable Rotary ball hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620722576.3U CN205741941U (en) | 2016-07-11 | 2016-07-11 | A kind of detachable Rotary ball hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205741941U true CN205741941U (en) | 2016-11-30 |
Family
ID=57378394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620722576.3U Active CN205741941U (en) | 2016-07-11 | 2016-07-11 | A kind of detachable Rotary ball hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205741941U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113756171A (en) * | 2021-08-30 | 2021-12-07 | 中铁第五勘察设计院集团有限公司 | Combined bridge reverse rotation device and bridge |
-
2016
- 2016-07-11 CN CN201620722576.3U patent/CN205741941U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113756171A (en) * | 2021-08-30 | 2021-12-07 | 中铁第五勘察设计院集团有限公司 | Combined bridge reverse rotation device and bridge |
| CN113756171B (en) * | 2021-08-30 | 2023-05-16 | 中铁第五勘察设计院集团有限公司 | Combined bridge reverse swivel device and bridge |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |