CN203361027U - Bridge rotation construction spherical hinge capable of being used repeatedly - Google Patents
Bridge rotation construction spherical hinge capable of being used repeatedly Download PDFInfo
- Publication number
- CN203361027U CN203361027U CN 201320311915 CN201320311915U CN203361027U CN 203361027 U CN203361027 U CN 203361027U CN 201320311915 CN201320311915 CN 201320311915 CN 201320311915 U CN201320311915 U CN 201320311915U CN 203361027 U CN203361027 U CN 203361027U
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- ball pivot
- fixedly connected
- bridge
- rotation construction
- spherical hinge
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Abstract
The utility model discloses a bridge rotation construction spherical hinge capable of being used repeatedly. The bridge rotation construction spherical hinge capable of being used repeatedly comprises an upper spherical hinge fixedly connected with a bridge girder bottom, and a lower spherical hinge fixedly connected with a pier top, wherein an upper anchor bolt is fixedly connected to the upper surface of the upper spherical hinge, an upper sleeve embedded into the bridge girder bottom is arranged and fixedly connected with the upper anchor bolt, a lower anchor bolt is fixedly connected to the lower surface of the lower spherical hinge, and a lower sleeve embedded into the pier top is arranged and fixedly connected with the lower anchor bolt. The upper spherical hinge of the bridge rotation construction spherical hinge is detachably connected with the bridge girder bottom through the upper anchor bolt and the upper sleeve, the lower spherical hinge is detachably connected with the pier top through the lower anchor bolt and the lower sleeve, the upper spherical hinge and the lower spherical hinge can be detached to be used repeatedly for the bridge rotation construction after the rotation construction is finished on a bridge, and cost of the bridge rotation construction is saved. The utility model relates to the field of bridge construction.
Description
Technical field
The utility model relates to a kind of bridge auxiliary construction device, particularly relates to a kind of Bridge Rotation Construction Technique ball pivot.
Background technology
Fast development along with China railways, highway, the bridge of crossing over existing line will get more and more, the design and construction of crossing over the existing line bridge becomes in the Bridges in Our Country engineering by question of common concern, at present span be less than 150m with interior bridge design in, reinforced concrete continuous beam is the most frequently used employing scheme.
The continuous beam bridge construction method has 4 kinds at present, the method for turning, incremental launching method, free cantilever casting method and support cast-in-place method, and these 4 kinds of method for bridge construction respectively have excellent, shortcoming.For the continuous beam of crossing over existing line, incremental launching method, free cantilever casting method and cast-in-place support method, because the activity duration in line is long, are disturbed greatly railway operation, have larger construction risk, thereby less being used.And the method cross-line activity duration of turning is short, the construction safety risk less, little to the existing line Influence to operation, therefore, the method for turning is to cross over the existing line more satisfactory method of constructing.
The method of continuous girder bridge rotator construction mainly contains 2 kinds, it is the method for turning at the bottom of pier and the Dun Ding method of turning, the continuous girder bridge rotator construction need to be used the construction ball pivot, traditional construction ball pivot is fixed on top rotary table in concrete, pass through the concreting sealing after having constructed, make the construction ball pivot not reuse by secondary, caused great cost waste.
The utility model content
For addressing the above problem, the utility model provides a kind of Bridge Rotation Construction Technique ball pivot be repeatedly used.
The utility model solves the technical scheme that its technical problem adopts:
A kind of Bridge Rotation Construction Technique ball pivot that can reuse, comprise with the upper ball pivot be fixedly connected with at the bottom of beam and reach the lower ball pivot be fixedly connected with Dun Ding, the upper surface of upper ball pivot is fixedly connected with crab-bolt, be fixedly connected with the upper bush be provided with at the bottom of built-in beam with upper crab-bolt, the soffit of lower ball pivot is fixedly connected with lower crab-bolt, is fixedly connected with lower crab-bolt and is provided with the lower sleeve that embeds Dun Ding.
Be further used as the improvement of technical solutions of the utility model, the sphere that the upper surface of lower ball pivot is indent, the sphere that the soffit of upper ball pivot is the evagination that is complementary with lower ball pivot, upper ball pivot is provided with the center of lower ball pivot the centre bore communicated, and is provided with central pin shaft in centre bore.
Be further used as the improvement of technical solutions of the utility model, the upper surface of upper ball pivot is provided with and the pre-embedded steel slab be fixedly connected with at the bottom of beam, between the bottom surface of pre-embedded steel slab and the upper surface of upper ball pivot, is provided with billet.
Be further used as the improvement of technical solutions of the utility model, on pre-embedded steel slab and billet, be equipped with anchor hole.
Be further used as the improvement of technical solutions of the utility model, the periphery of upper ball pivot and lower ball pivot is equipped with junction plate, is provided with some connecting bolts between two junction plates.
Be further used as the improvement of technical solutions of the utility model, in the spill sphere of lower ball pivot, be provided with some circular grooves, be provided with some slide plates in circular groove.
Be further used as the improvement of technical solutions of the utility model, slide plate is polytetrafluoroethylmaterial material.
The beneficial effects of the utility model: the upper ball pivot of this Bridge Rotation Construction Technique ball pivot by upper crab-bolt and upper bush with at the bottom of beam, carry out dismountable the connection, its lower ball pivot is also by lower crab-bolt and lower sleeve and dismountable connection of pier jacking row, after bridge completes rotator construction, removable ball pivot and the lower ball pivot laid down, repeatedly to be re-used in Bridge Rotation Construction Technique, save the cost of Bridge Rotation Construction Technique.
The accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the utility model embodiment installment state schematic diagram;
Fig. 2 is the utility model embodiment generalized section;
Fig. 3 is the utility model embodiment outside front view;
Fig. 4 is that the utility model embodiment overlooks and partly cuts open figure.
The specific embodiment
With reference to Fig. 1～Fig. 4, the utility model is a kind of Bridge Rotation Construction Technique ball pivot that can reuse, the upper ball pivot 1 that comprises and be fixedly connected with at the bottom of beam and the lower ball pivot 2 be fixedly connected with Dun Ding, the upper surface of upper ball pivot 1 is fixedly connected with crab-bolt 3, be fixedly connected with the upper bush 4 be provided with at the bottom of built-in beam with upper crab-bolt 3, the soffit of lower ball pivot 2 is fixedly connected with lower crab-bolt 5, is fixedly connected with lower crab-bolt 5 and is provided with the lower sleeve 6 that embeds Dun Ding.
The upper ball pivot 1 of this Bridge Rotation Construction Technique ball pivot by upper crab-bolt 3 and upper bush 4 with at the bottom of beam, carry out dismountable the connection, its lower ball pivot 2 is also by lower crab-bolt 5 and lower sleeve 6 and dismountable connection of pier jacking row, after bridge completes rotator construction, removable ball pivot 1 and the lower ball pivot 2 laid down, repeatedly to be re-used in Bridge Rotation Construction Technique, save the cost of Bridge Rotation Construction Technique.
Be further used as the improvement of technical solutions of the utility model, the sphere that the upper surface of lower ball pivot 2 is indent, the sphere that the soffit of upper ball pivot 1 is the evagination that is complementary with lower ball pivot 2, upper ball pivot 1 is provided with the center of lower ball pivot 2 centre bore 7 communicated, and is provided with central pin shaft 71 in centre bore 7.
The upper ball pivot 1 be complementary and lower ball pivot 2 can facilitate the bridge operation of being turned, and central pin shaft 71 is set in centre bore 7, has guaranteed the safety of bridge in the process of being turned.
Be further used as the improvement of technical solutions of the utility model, the upper surface of upper ball pivot 1 is provided with and the pre-embedded steel slab 8 be fixedly connected with at the bottom of beam, between the upper surface of the bottom surface of pre-embedded steel slab 8 and upper ball pivot 1, is provided with billet 81.
At the bottom of pre-embedded steel slab 8 and billet 81 are plugged in beam and between the upper surface of upper ball pivot 1, after having turned, remove the billet 81 of pre-embedded steel slab 8 and 1 of upper ball pivot, the gap increase between can making at the bottom of ball pivot 1 and beam, to facilitate, make upper ball pivot 1 appear on the stage, to remove upper ball pivot 1.
Be further used as the improvement of technical solutions of the utility model, on pre-embedded steel slab 8 and billet 81, be equipped with anchor hole.
Be further used as the improvement of technical solutions of the utility model, the periphery of upper ball pivot 1 and lower ball pivot 2 is equipped with 9 of junction plate 9, two junction plates and is provided with some connecting bolts 91.
Before bridge carries out rotator construction, by the some connecting bolts 91 around upper ball pivot 1 and lower ball pivot 2, can make upper ball pivot 1 relative fixing with lower ball pivot 2, to ensure the safety of construction.
Be further used as the improvement of technical solutions of the utility model, be provided with some circular grooves 21 in the spill sphere of lower ball pivot 2, be provided with some slide plates 22 in circular groove 21.
As the improvement of technical solutions of the utility model, slide plate 22 is polytetrafluoroethylmaterial material.
Before slide plate 22 is installed, butter and tetrafluoro powder mixed configuration is good after, put into the central pin shaft sleeve, then central pin shaft 71 is put into to the central pin shaft sleeve, and assurance central pin shaft 71 is consistent with central pin shaft sleeve gap on every side.
Certainly, the utility model is created and is not limited to above-mentioned embodiment, those of ordinary skill in the art also can make equivalent variations or replacement under the prerequisite without prejudice to the utility model spirit, and the modification that these are equal to or replacement all are included in the application's claim limited range.
Claims (7)
1. the Bridge Rotation Construction Technique ball pivot that can reuse, it is characterized in that: comprise with the upper ball pivot (1) be fixedly connected with at the bottom of beam and reach the lower ball pivot (2) be fixedly connected with Dun Ding, the upper surface of described upper ball pivot (1) is fixedly connected with crab-bolt (3), be fixedly connected with the upper bush (4) be provided with at the bottom of built-in beam with described upper crab-bolt (3), the soffit of described lower ball pivot (2) is fixedly connected with lower crab-bolt (5), is fixedly connected with described lower crab-bolt (5) and is provided with the lower sleeve (6) that embeds Dun Ding.
2. the Bridge Rotation Construction Technique ball pivot that can reuse according to claim 1, it is characterized in that: the sphere that the upper surface of described lower ball pivot (2) is indent, the sphere that the soffit of described upper ball pivot (1) is the evagination that is complementary with lower ball pivot (2), described upper ball pivot (1) is provided with the center of lower ball pivot (2) centre bore (7) communicated, and is provided with central pin shaft (71) in described centre bore (7).
3. the Bridge Rotation Construction Technique ball pivot that can reuse according to claim 1 and 2, it is characterized in that: the upper surface of described upper ball pivot (1) is provided with and the pre-embedded steel slab be fixedly connected with at the bottom of beam (8), between the upper surface of the bottom surface of described pre-embedded steel slab (8) and upper ball pivot (1), is provided with billet (81).
4. the Bridge Rotation Construction Technique ball pivot that can reuse according to claim 3, is characterized in that: on described pre-embedded steel slab (8) and billet (81), be equipped with anchor hole.
5. the Bridge Rotation Construction Technique ball pivot that can reuse according to claim 1 and 2, it is characterized in that: the periphery of described upper ball pivot (1) and lower ball pivot (2) is equipped with junction plate (9), between two described junction plates (9), is provided with some connecting bolts (91).
6. the Bridge Rotation Construction Technique ball pivot that can reuse according to claim 1 and 2, is characterized in that: be provided with some circular grooves (21) in the spill sphere of described lower ball pivot (2), be provided with some slide plates (22) in described circular groove (21).
7. the Bridge Rotation Construction Technique ball pivot that can reuse according to claim 6, it is characterized in that: described slide plate (22) is polytetrafluoroethylmaterial material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320311915 CN203361027U (en) | 2013-05-31 | 2013-05-31 | Bridge rotation construction spherical hinge capable of being used repeatedly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320311915 CN203361027U (en) | 2013-05-31 | 2013-05-31 | Bridge rotation construction spherical hinge capable of being used repeatedly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203361027U true CN203361027U (en) | 2013-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320311915 Expired - Fee Related CN203361027U (en) | 2013-05-31 | 2013-05-31 | Bridge rotation construction spherical hinge capable of being used repeatedly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203361027U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103276673A (en) * | 2013-05-31 | 2013-09-04 | 中铁二十五局集团第一工程有限公司 | Reusable bridge rotation construction spherical hinge |
| CN104562939A (en) * | 2014-12-22 | 2015-04-29 | 中铁四局集团建筑工程有限公司 | Membrane frame for constructing lower spherical segment of swivel bridge rotary table and construction method |
| CN105040597A (en) * | 2015-06-25 | 2015-11-11 | 成都绿迪科技有限公司 | Bridge rotating body structure |
-
2013
- 2013-05-31 CN CN 201320311915 patent/CN203361027U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103276673A (en) * | 2013-05-31 | 2013-09-04 | 中铁二十五局集团第一工程有限公司 | Reusable bridge rotation construction spherical hinge |
| CN104562939A (en) * | 2014-12-22 | 2015-04-29 | 中铁四局集团建筑工程有限公司 | Membrane frame for constructing lower spherical segment of swivel bridge rotary table and construction method |
| CN104562939B (en) * | 2014-12-22 | 2016-08-24 | 中铁四局集团建筑工程有限公司 | Under bridge turntable of turning segment construction tire film frame and construction method |
| CN105040597A (en) * | 2015-06-25 | 2015-11-11 | 成都绿迪科技有限公司 | Bridge rotating body structure |
| CN105040597B (en) * | 2015-06-25 | 2017-02-22 | 郝士华 | Bridge rotating body structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |