CN202595637U - Large-tonnage steel hoop supporting system for bridge jacking - Google Patents
Large-tonnage steel hoop supporting system for bridge jacking Download PDFInfo
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- CN202595637U CN202595637U CN 201220170136 CN201220170136U CN202595637U CN 202595637 U CN202595637 U CN 202595637U CN 201220170136 CN201220170136 CN 201220170136 CN 201220170136 U CN201220170136 U CN 201220170136U CN 202595637 U CN202595637 U CN 202595637U
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- anchor ear
- steel
- steel hoop
- tonnage
- bracket
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Abstract
The utility model relates to a large-tonnage steel hoop supporting system for bridge jacking. The large-tonnage steel hoop supporting system comprises a pier stud and a steel hoop structure which is of an annular structure, the steel hoop structure comprises a plurality of arc steel hoops, a joint of each two adjacent steel hoops is provided with a gap, two connection ends of each arc steel hoop are respectively provided with a vertical connector, and each two adjacent vertical connectors are fixedly connected with the periphery of the pier stud through a plurality of friction type high-strength bolts. The scheme is suitable for a cylinder-shaped pier, and friction between the steel hoop structure and the pier is adjusted through unscrewing or screwing of a friction type high-strength bolt. The steel hoop structure can be conveniently disassembled from the pier stud, a layer of rubber board serving as a cushion layer is arranged on the inner face of the steel hoop structure, frictional resistance between the steel hoop structure and the pier stud is increased, the outer face of the pier stud is protected further, and the technical problems that an existing supporting system is limited in bearing tonnage, complex in construction technology, not repeated to use and the like.
Description
Technical field
The utility model relates to a kind of jacking support system, and particularly a kind of bridge jacking that is applicable to is with large-tonnage steel anchor ear support system.
Background technology
At present, in order to satisfy the requirement of Urban Bridge lifting reconstruction, present stage generally passes through at original structure such as bent cap, and the pier stud top is laid the synchronization of jacking up jack and carried out synchronization of jacking up.But along with existing Urban Bridge gets into the maintenance interval successively, a large amount of existing old-fashioned bridges are not provided with between the no enough cloth head spaces of bent cap or pier stud top, and construction has brought very big difficulty to bridge jacking thus.Simultaneously existing steel work bracket supports, owing in use there is slippage, carries defectives such as tonnage is less and is difficult to widespread adoption.And the method cost that changes the original structure system is high, and feasibility also is subject to many limitations.Therefore how to realize that a kind of promptly safe and reliable, economic and practical again jacking support system is the active demand of Urban Bridge lifting reconstruction.
The utility model content
The purpose of the utility model is to provide a kind of bridge jacking that is applicable to large-tonnage steel anchor ear support system, is applicable to the column type pier stud, and this system is promptly safe and reliable; Economic and practical again; Limited to solve existing support system carrying tonnage, construction technology is complicated, technical problems such as not reproducible use.
In order to address the above problem; The utility model provides a kind of bridge jacking that is applicable to large-tonnage steel anchor ear support system; Comprise pier stud, also comprise the steel hoop structure, said steel hoop structure is a loop configuration; Said steel hoop structure comprises some arc steel hoops; Junction at two adjacent arc steel hoops is provided with the gap, and two links of said arc steel hoop respectively are provided with a vertical connector, and two adjacent vertical connectors are fastenedly connected on the periphery of said pier stud through some friction-type high-strength bolts.
Preferably, the inner surface of said arc steel hoop is provided with rubber tile.
Preferably, said steel hoop structure comprises two semicircle steel hoops, and the two ends of each semicircle steel hoop respectively are provided with a vertical connector, and two adjacent vertical connectors are fastenedly connected through some friction-type high-strength bolts.
Preferably; Said vertical connector comprises an anchor ear top board, an anchor ear web and an anchor ear base plate; Said anchor ear web vertically is connected the link of said semicircle steel hoop; Said anchor ear top board is vertically connected on the upper end of said anchor ear web, and said anchor ear base plate is vertically connected on the lower end of said anchor ear web.
Preferably, said anchor ear top board, anchor ear web, anchor ear base plate all are made into integration with said semicircle steel hoop.
Preferably, said anchor ear web is trapezoidal, and the length of anchor ear top board is identical with the upper bottom surface length of trapezoidal anchor ear web, and the length of anchor ear base plate is identical with the bottom surface length of trapezoidal anchor ear web, and the length of said anchor ear top board is greater than the length of said anchor ear base plate.
Preferably, a row or two row's screwed holes are set on the said anchor ear web, said friction-type high-strength bolt is connected in the said screwed hole.
Preferably, the outside, the middle part of said semicircle steel hoop also is provided with a steel corbel structure, and said steel corbel structure comprises a bracket top board and some bracket webs, and said bracket stiffener is arranged on said bracket top board below, and is connected between some bracket webs.
Preferably, said steel corbel structure also comprises a bracket stiffener, and said bracket stiffener is arranged between some bracket webs, and vertically is connected with semicircle steel hoop.
Preferably, said bracket top board and some bracket webs all are made into integration with said semicircle steel hoop.
Compared with prior art, there is following technique effect in the utility model:
A kind of bridge jacking that is applicable to of the utility model is specially adapted to the column type pier stud with large-tonnage steel anchor ear support system, through unscrewing or tightening the internal diameter that the friction-type high-strength bolt is adjusted the steel hoop structure, to reach the pier stud that is applicable to different-diameter.In the utility model, the steel hoop structure can disassemble from pier stud easily, handled easily; And one deck rubber tile also is set as cushion at the inner surface of steel hoop structure; Not only increased the frictional resistance between steel hoop structure and the pier stud; Also make the pier stud external surface be protected; It is limited to have solved existing support system carrying tonnage, and construction technology is complicated, technical problems such as not reproducible use.
Description of drawings
Fig. 1 is the structural representation of steel hoop structure in the utility model;
Fig. 2 is a kind of structure vertical view that is applicable to bridge jacking with large-tonnage steel anchor ear support system of the utility model;
Fig. 3 is a kind of sectional view A-A that is applicable to bridge jacking with large-tonnage steel anchor ear support system of the utility model;
Fig. 4 is a kind of sectional view B-B that is applicable to bridge jacking with large-tonnage steel anchor ear support system of the utility model.
The specific embodiment
The utility model provides a kind of bridge jacking that is applicable to large-tonnage steel anchor ear support system; Comprise pier stud and steel hoop structure; The steel hoop structure is a loop configuration, and the steel hoop structure comprises some arc steel hoops, is provided with the gap in the junction of two adjacent arc steel hoops; Two links of arc steel hoop respectively are provided with a vertical connector, and two adjacent vertical connectors are fastenedly connected on the periphery of pier stud through some friction-type high-strength bolts.The utility model is when installing and using; The friction-type high-strength bolt that utilization calculates connects some arc steel hoops; And, apply pretightning force in the steel hoop structure through the friction-type high-strength bolt being carried out just stubborn, multiple stubborn, whole twisting, steel hoop structure and pier stud are close to.In the utility model, the number of arc steel hoop and friction-type high-strength bolt is not limited.Generally speaking, the steel hoop structure of forming a loop configuration with two arc steel hoops gets final product, and promptly the arc steel hoop is semicircle steel hoop, but the impracticable novel semicircle steel hoop that is not limited to.
In order to increase the frictional resistance between steel hoop structure and the pier stud, also make the pier stud external surface be protected, rubber tile is set as cushion at the inner surface of arc steel hoop.
In order to increase the carrying tonnage of support system, in the steel hoop structure outside some steel corbel structures are set also, this steel corbel structure can be steel corbels such as box or I shape, the utility model does not limit this.
For the ease of explanation the utility model,, lift a specific embodiment and specify below in conjunction with accompanying drawing.
Please refer to Fig. 1 and Fig. 2, a kind of bridge jacking that is applicable to comprises pier stud 1 and steel hoop structure 2 with large-tonnage steel anchor ear support system, and steel hoop structure 2 is a loop configuration, and steel hoop structure 2 is connected on the periphery of pier stud 1.In the present embodiment, pier stud 1 is a column type, and therefore, the inner surface of steel hoop structure 2 also forms cylindrical, so as with pier stud 1 good being connected.
In the present embodiment; Steel hoop structure 2 is that to be slightly less than the semicircle steel hoop 21 of semicircle by two apleuria steel plates assembled, reserves 4～5cm gap in the junction of two semicircle steel hoops 21, and; In the junction; The enough vertical connectors 22 of rigidity also are set, a vertical connector 22 promptly respectively is set at the two ends of each semicircle steel hoop, two adjacent vertical connectors 22 are fastenedly connected through some friction-type high-strength bolts 24.
In the utility model, it is identical that the structure of these two semicircle steel hoops is accomplished, and is that example specifies with the structure of the semicircle steel hoop of the next one.
Please refer to Fig. 3; In the present embodiment; Vertical connector 22 comprises an anchor ear top board 221, an anchor ear web 222 and an anchor ear base plate 223; Anchor ear web 222 vertically is connected the link of semicircle steel hoop 21, and anchor ear top board 221 is vertically connected on the upper end of anchor ear web 222, and anchor ear base plate 223 is vertically connected on the lower end of anchor ear web 222.In the present embodiment, anchor ear top board 221 is connected on the anchor ear web 222 and to the outside of anchor ear web 222 with anchor ear base plate 223 and extends, and in the inboard of anchor ear web 222, anchor ear top board 221, anchor ear web 222 and anchor ear base plate 223 flush at vertical direction.Anchor ear top board 221, anchor ear web 222, anchor ear base plate 223 are welded on semicircle steel hoop 21; Also can be made into integration with semicircle steel hoop 21; The utility model does not limit; In the present embodiment, anchor ear top board 221, anchor ear web 222, anchor ear base plate 223 all are made into integration with semicircle steel hoop 21.
In the present embodiment; Anchor ear web 222 is trapezoidal; The length of anchor ear top board 221 is identical with the upper bottom surface length of trapezoidal anchor ear web 222, and the length of anchor ear base plate 223 is identical with the bottom surface length of trapezoidal anchor ear web 222, and the length of anchor ear top board 221 is greater than the length of anchor ear base plate 223.
In the present embodiment, a row or two row's screwed holes are set on the anchor ear web 222, friction-type high-strength bolt 24 is connected in the screwed hole.
Please refer to Fig. 4; In the utility model; The outside, middle part of semicircle steel hoop 21 also is provided with a steel corbel structure 23; Steel corbel structure 23 comprises a bracket top board 231, some bracket webs 232 and a bracket stiffener 233, and bracket top board 231 is arranged on the top of semicircle steel hoop 21, and some bracket webs 232 vertically are connected the below of bracket top board 231.Bracket web 232 is arranged on the both sides, below of bracket top board 231, and bracket stiffener 233 is arranged on bracket top board 231 belows and is connected between the bracket web 232.The utility model does not limit the number of bracket web 232, and in the present embodiment, bracket web 232 is three.In the present embodiment, some bracket web 232 structures are identical, be trapezium structure, and the length of the upper bottom surface of trapezoidal bracket web 232 are greater than the length of bottom surface.In the utility model, bracket top board 231, bracket web 232 and bracket stiffener 233 can be to be welded on semicircle steel hoop 21 upper ends, also can be made into integration with semicircle steel hoop 21, and the utility model does not limit this.In the present embodiment, bracket top board 231 all is made into integration with semicircle steel hoop 21 with bracket web 232.
In the present embodiment, each semicircle steel hoop 21 do not have the surface also to paste a layer thickness to be not less than 5 millimeters rubber tile 25 as cushion, its effect can increase the frictional resistance between semicircle anchor ear and the pier stud, also makes the pier stud external surface be protected.
More than a disclosed specific embodiment that is merely the application, but the application is not limited thereto, any those skilled in the art can think variation, all should drop in the application's the protection domain.
Claims (10)
1. one kind is applicable to that bridge jacking with large-tonnage steel anchor ear support system, comprises pier stud, it is characterized in that; Also comprise the steel hoop structure; Said steel hoop structure is a loop configuration, and said steel hoop structure comprises some arc steel hoops, is provided with the gap in the junction of two adjacent arc steel hoops; Two links of said arc steel hoop respectively are provided with a vertical connector, and two adjacent vertical connectors are fastenedly connected on the periphery of said pier stud through some friction-type high-strength bolts.
2. the bridge jacking that is applicable to as claimed in claim 1 is characterized in that with large-tonnage steel anchor ear support system the inner surface of said arc steel hoop is provided with rubber tile.
3. the bridge jacking that is applicable to as claimed in claim 1 is with large-tonnage steel anchor ear support system; It is characterized in that; Said steel hoop structure comprises two semicircle steel hoops; The two ends of each semicircle steel hoop respectively are provided with a vertical connector, and two adjacent vertical connectors are fastenedly connected through some friction-type high-strength bolts.
4. the bridge jacking that is applicable to as claimed in claim 3 is with large-tonnage steel anchor ear support system; It is characterized in that; Said vertical connector comprises an anchor ear top board, an anchor ear web and an anchor ear base plate; Said anchor ear web vertically is connected the link of said semicircle steel hoop, and said anchor ear top board is vertically connected on the upper end of said anchor ear web, and said anchor ear base plate is vertically connected on the lower end of said anchor ear web.
5. the bridge jacking that is applicable to as claimed in claim 4 is characterized in that with large-tonnage steel anchor ear support system said anchor ear top board, anchor ear web, anchor ear base plate all are made into integration with said semicircle steel hoop.
6. the bridge jacking that is applicable to as claimed in claim 4 is with large-tonnage steel anchor ear support system; It is characterized in that; Said anchor ear web is trapezoidal; The length of anchor ear top board is identical with the upper bottom surface length of trapezoidal anchor ear web, and the length of anchor ear base plate is identical with the bottom surface length of trapezoidal anchor ear web, and the length of said anchor ear top board is greater than the length of said anchor ear base plate.
7. the bridge jacking that is applicable to as claimed in claim 4 is characterized in that with large-tonnage steel anchor ear support system, and a row or two row's screwed holes are set on the said anchor ear web, and said friction-type high-strength bolt is connected in the said screwed hole.
8. the bridge jacking that is applicable to as claimed in claim 3 is with large-tonnage steel anchor ear support system; It is characterized in that; The outside, middle part of said semicircle steel hoop also is provided with a steel corbel structure; Said steel corbel structure comprises a bracket top board and some bracket webs, and said bracket top board is arranged on the top of said semicircle steel hoop, and said bracket web vertical is connected the below of said bracket top board.
9. the bridge jacking that is applicable to as claimed in claim 8 is with large-tonnage steel anchor ear support system; It is characterized in that; Said steel corbel structure also comprises a bracket stiffener, and said bracket stiffener is arranged on said bracket top board below, and is connected between some bracket webs.
10. the bridge jacking that is applicable to as claimed in claim 9 is characterized in that with large-tonnage steel anchor ear support system said bracket top board and some bracket webs all are made into integration with said semicircle steel hoop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220170136 CN202595637U (en) | 2012-04-20 | 2012-04-20 | Large-tonnage steel hoop supporting system for bridge jacking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220170136 CN202595637U (en) | 2012-04-20 | 2012-04-20 | Large-tonnage steel hoop supporting system for bridge jacking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202595637U true CN202595637U (en) | 2012-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220170136 Expired - Lifetime CN202595637U (en) | 2012-04-20 | 2012-04-20 | Large-tonnage steel hoop supporting system for bridge jacking |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104328743A (en) * | 2014-11-24 | 2015-02-04 | 上海天演建筑物移位工程股份有限公司 | Bridge jacking temporary counter-force support device and counter-force support method |
| CN105863529A (en) * | 2016-06-02 | 2016-08-17 | 宁波易通建设有限公司 | Auxiliary device and method used during drill bit replacement of heavy drill bit assembly |
| CN108867399A (en) * | 2018-08-24 | 2018-11-23 | 中国建筑土木建设有限公司 | Anchoring ring, pier shaft anchor ear drop system and its construction method |
| CN111673872A (en) * | 2020-06-12 | 2020-09-18 | 河南凯煌模板有限公司 | Construction method for prefabricated steel pile and auxiliary system thereof |
| CN111734166A (en) * | 2020-05-28 | 2020-10-02 | 建研科技股份有限公司 | Detachable conversion device and reverse dismantling construction method using same |
| CN113136793A (en) * | 2021-04-30 | 2021-07-20 | 四川省交通勘察设计研究院有限公司 | Novel steel structure capping beam and construction method |
-
2012
- 2012-04-20 CN CN 201220170136 patent/CN202595637U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104328743A (en) * | 2014-11-24 | 2015-02-04 | 上海天演建筑物移位工程股份有限公司 | Bridge jacking temporary counter-force support device and counter-force support method |
| CN105863529A (en) * | 2016-06-02 | 2016-08-17 | 宁波易通建设有限公司 | Auxiliary device and method used during drill bit replacement of heavy drill bit assembly |
| CN105863529B (en) * | 2016-06-02 | 2019-01-11 | 宁波易通建设有限公司 | The method of heavy drill bit assembly more bit change |
| CN108867399A (en) * | 2018-08-24 | 2018-11-23 | 中国建筑土木建设有限公司 | Anchoring ring, pier shaft anchor ear drop system and its construction method |
| CN111734166A (en) * | 2020-05-28 | 2020-10-02 | 建研科技股份有限公司 | Detachable conversion device and reverse dismantling construction method using same |
| CN111673872A (en) * | 2020-06-12 | 2020-09-18 | 河南凯煌模板有限公司 | Construction method for prefabricated steel pile and auxiliary system thereof |
| CN113136793A (en) * | 2021-04-30 | 2021-07-20 | 四川省交通勘察设计研究院有限公司 | Novel steel structure capping beam and construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201412 Shanghai city Fengxian District town of Mission four Siping Road, building 108, building 12 new business No. 4 Patentee after: SHANGHAI YINGCHUAN INFRASTRUCTURE IT CO., LTD. Address before: 201412 Shanghai city Fengxian District town of Mission four Siping Road, building 108, building 12 new business No. 4 Patentee before: Shanghai Yinchuan Reinforce Technical Co., Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121212 |