CN214831842U - Self-locking creeping limiting device for curved bridge - Google Patents
Self-locking creeping limiting device for curved bridge Download PDFInfo
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- CN214831842U CN214831842U CN202121013259.1U CN202121013259U CN214831842U CN 214831842 U CN214831842 U CN 214831842U CN 202121013259 U CN202121013259 U CN 202121013259U CN 214831842 U CN214831842 U CN 214831842U
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- steel
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 270
- 239000010959 steel Substances 0.000 claims abstract description 270
- 238000004873 anchoring Methods 0.000 claims abstract description 30
- 238000013016 damping Methods 0.000 claims description 23
- 239000000126 substance Substances 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 230000009194 climbing Effects 0.000 description 4
- 230000009193 crawling Effects 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
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Abstract
The utility model discloses a curve bridge climbs and moves stop device from locking comprises horizontal fixing device, vertical fixing device, indulges horizontal spacing integrative stop device. The transverse fixing device consists of a transverse fixing steel backing plate welded on the end beam anchoring steel plate, a stiffening steel plate and a connecting steel plate; the longitudinal fixing device consists of a longitudinal fixing steel base plate welded on the end beam anchoring steel plate; indulge horizontal spacing integrative stop device by weld in bracket anchor steel sheet, bracket anchor steel sheet and bent cap anchor steel sheet welded connection to adopt anchor connecting steel sheet to strengthen the connection, wherein steel bracket indulges horizontal stop device and comprises vertical spacing steel sheet, horizontal spacing steel backing plate, vertical spacing stiffening steel sheet, horizontal spacing stiffening steel sheet, the connecting steel sheet of steel bracket. The utility model does not damage the main structure of the bridge, and has the characteristics of simple structure, convenient installation, reliable effect and the like; the bridge has strong capability of resisting longitudinal and transverse displacement, is definite in stress, and improves the durability of the bridge.
Description
Technical Field
The utility model belongs to the technical field of bridge engineering, in particular to curve bridge is from locking climb and move stop device.
Background
The curved bridge has beautiful line shape and good adaptability to the complex terrains in mountainous areas and the staggered line shape in cities, so that the curved bridge is widely applied to highway bridges and urban bridges. The phenomenon is moved in discovery curve bridge ubiquitous among the bridge operation, further leads to diseases such as the dog damage, the expansion joint is crowded died, climbs to move serious and the skew original design position of bridge appears even, and the support damages, influences the normal use of bridge, harms bridge safety even.
The conventional measures for reducing the lateral displacement include that support arrangement is optimized, an elastic lateral support is arranged at a shockproof stop block, the lateral displacement can be only reduced but cannot be effectively limited by optimizing the support arrangement, the bridge creeping can still be caused by long-time lateral displacement accumulation, and the problem of creeping of a curved bridge cannot be fundamentally solved; the elastic lateral support is arranged at the shockproof stop block, so that the lateral climbing of the bridge can be effectively limited, but the performance requirement on the stop block is higher, the existing operation bridge stop block built in the early stage generally cannot meet the stress requirement, the space is narrow, and the construction of installing the lateral support after reinforcing the stop block is difficult.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art not enough, provide a curve bridge is from locking climb and move stop device.
The technical scheme is as follows:
the utility model provides a stop device is moved in climbing of curve bridge self-locking, includes: end crossbeam 1, girder 2, bent cap 3, end crossbeam anchor steel sheet 4, bent cap anchor steel sheet 5, bracket anchor steel sheet 6, longitudinal fixing device's steel backing plate 7, longitudinal spacing steel sheet 8 of steel bracket, transverse fixing device steel backing plate 9, transverse spacing steel backing plate 10 of steel bracket, transverse spacing damping rubber backing plate 11, longitudinal spacing damping rubber backing plate 12, anchor connecting steel sheet 13, transverse fixing device stiffening steel sheet 14, transverse fixing device connecting steel sheet 15, steel bracket connecting steel sheet 16, longitudinal spacing stiffening steel sheet 17 of steel bracket, transverse spacing stiffening steel sheet 18 of steel bracket, wherein:
a transverse fixing device steel backing plate 9 in the vertical direction, a transverse fixing device stiffening steel plate 14 in the horizontal direction, and a transverse fixing device connecting steel plate 15 in the vertical direction form a transverse fixing device whole body through end beam anchoring steel plates 4 which are all welded in the vertical direction;
the steel backing plate 7 of the longitudinal fixing device is parallel to the end beam anchoring steel plate 4 and is welded on the end beam anchoring steel plate 4 to form the whole longitudinal fixing device;
the bent cap 3 is provided with bracket anchoring steel plates 6 in the vertical direction along the longitudinal two sides of the bridge, is connected with a steel bracket longitudinal limiting steel plate 8 in the horizontal direction through welding, and is connected with the two through an anchoring connecting steel plate 13 in a reinforcing way;
the longitudinal limiting steel plate 8 of the steel bracket, the transverse limiting steel backing plate 10, the longitudinal limiting stiffening steel plate 17, the transverse limiting stiffening steel plate 18 and the connecting steel plate 16 form a longitudinal and transverse steel bracket limiting device; the bottom surfaces of the longitudinal and transverse steel bracket limiting devices are welded and connected with the bracket anchoring steel plates 6; the longitudinal steel bracket limiting steel plate 8 is parallel to the transverse steel bracket limiting stiffening steel plate 18, the transverse steel bracket limiting steel backing plate 10 and the steel bracket connecting steel plate 16 are perpendicular to each other, and the longitudinal steel bracket limiting stiffening steel plate 17 is welded to the longitudinal steel bracket limiting steel plate 8 perpendicular to the longitudinal steel bracket limiting steel plate.
Further, the width of the longitudinal steel corbel limiting stiffening steel plate 17 is smaller than that of the transverse steel corbel limiting steel backing plate 10, and the lengths of the transverse steel corbel limiting steel backing plate 10 and the steel corbel connecting steel plate 16 are smaller than 1/2 of the longitudinal steel corbel limiting steel plate 8.
Further, the end beam anchoring steel plate 4 is anchored to the end beam 1 through a chemical bolt, and the capping beam anchoring steel plate 5 is anchored to the capping beam 3 through a chemical bolt.
Furthermore, a self-locking creeping limiting device of a curved bridge is provided with 2 transverse fixing devices which are symmetrical with respect to a steel base plate 7 of a longitudinal fixing device along the transverse direction of the bridge, and 2 longitudinal fixing devices which are symmetrical with respect to the center line of a cover beam 3 along the longitudinal direction of the bridge.
Further, a longitudinal steel bracket limiting steel plate 8 is in contact connection with a steel backing plate 7 of the longitudinal fixing device through a longitudinal limiting damping rubber backing plate 12; the steel corbel transverse limiting steel backing plate 10 is in contact connection with the transverse fixing device steel backing plate 9 through a transverse limiting damping rubber backing plate 11.
Further, a gap is reserved between the longitudinal limiting steel plate 8 of the steel bracket and the longitudinal limiting damping rubber base plate 12, and a gap is reserved between the transverse fixing device steel base plate 9 and the transverse limiting damping rubber base plate 11 according to the maximum allowable deformation of the bridge bearing in the longitudinal and transverse directions.
The utility model has the advantages that:
the self-locking creeping limiting device realizes the integrated design of longitudinal creeping limiting and transverse creeping limiting, does not damage the existing structure of the bridge, and does not participate in the work when the deformation of the bridge conforms to the design; when the bridge is abnormal in longitudinal or transverse displacement, the self-locking creeping limiting device can control the maximum longitudinal and transverse displacement of the bridge, so that the safety of bridge members is ensured, and the normal use of the bridge is ensured; the device has simple structure, convenient installation and reliable effect, can be widely applied to places needing the curve beam bridge limiting device, and obtains good economic benefit and social benefit.
Drawings
Fig. 1 is an elevation view of a self-locking creep limiting device.
Fig. 2 is a plan view of the self-locking crawling limit device.
Fig. 3 is a cross-sectional view a-a of fig. 1.
Fig. 4 is a cross-sectional view of B-B in fig. 1.
In the figure:
1-end beam, 2-main beam, 3-bent cap, 4-end beam anchoring steel plate, 5-bent cap anchoring steel plate, 6-bracket anchoring steel plate, 7-longitudinal fixing device steel backing plate, 8-steel bracket longitudinal limiting steel plate, 9-transverse fixing device steel backing plate, 10-steel bracket transverse limiting steel backing plate, 11-transverse limiting damping rubber backing plate, 12-longitudinal limiting damping rubber backing plate, 13-anchoring connecting steel plate, 14-transverse fixing device stiffening steel plate, 15-transverse fixing device connecting steel plate, 16-steel bracket connecting steel plate, 17-steel bracket longitudinal limiting stiffening steel plate and 18-steel bracket transverse limiting stiffening steel plate.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following description is made in conjunction with the embodiments to describe in detail a self-locking climbing limiting device for a curved bridge. The following examples are intended to illustrate the invention and are not intended to limit the scope of the invention.
Example 1
The utility model provides a stop device is moved in climbing of curve bridge self-locking, includes: end crossbeam 1, girder 2, bent cap 3, end crossbeam anchor steel sheet 4, bent cap anchor steel sheet 5, bracket anchor steel sheet 6, longitudinal fixing device's steel backing plate 7, longitudinal spacing steel sheet 8 of steel bracket, horizontal fixing device steel backing plate 9, horizontal spacing steel backing plate 10 of steel bracket, horizontal spacing shock attenuation rubber backing plate 11, vertical spacing shock attenuation rubber backing plate 12, anchor connecting steel sheet 13, horizontal fixing device stiffening steel sheet 14, horizontal fixing device connecting steel sheet 15, steel bracket connecting steel sheet 16, vertical spacing stiffening steel sheet 17 of steel bracket, horizontal spacing stiffening steel sheet 18 of steel bracket.
A transverse fixing device steel backing plate 9 in the vertical direction, a transverse fixing device stiffening steel plate 14 in the horizontal direction, and a transverse fixing device connecting steel plate 15 in the vertical direction form a transverse fixing device whole body through end beam anchoring steel plates 4 which are all welded in the vertical direction;
the steel backing plate 7 of the longitudinal fixing device is parallel to the end beam anchoring steel plate 4 and is welded on the end beam anchoring steel plate 4 to form the whole longitudinal fixing device;
the bent cap 3 is provided with bracket anchoring steel plates 6 in the vertical direction along the longitudinal two sides of the bridge, is connected with a steel bracket longitudinal limiting steel plate 8 in the horizontal direction through welding, and is connected with the two through an anchoring connecting steel plate 13 in a reinforcing way;
the longitudinal limiting steel plate 8 of the steel bracket, the transverse limiting steel backing plate 10, the longitudinal limiting stiffening steel plate 17, the transverse limiting stiffening steel plate 18 and the connecting steel plate 16 form a longitudinal and transverse steel bracket limiting device; the bottom surfaces of the longitudinal and transverse steel bracket limiting devices are welded and connected with the bracket anchoring steel plates 6; the longitudinal steel bracket limiting steel plate 8 is parallel to the transverse steel bracket limiting stiffening steel plate 18, the transverse steel bracket limiting steel backing plate 10 and the steel bracket connecting steel plate 16 are perpendicular to each other, and the longitudinal steel bracket limiting stiffening steel plate 17 is welded to the longitudinal steel bracket limiting steel plate 8 perpendicular to the longitudinal steel bracket limiting steel plate.
The width of the longitudinal steel corbel limiting stiffening steel plate 17 is smaller than that of the transverse steel corbel limiting steel base plate 10, and the lengths of the transverse steel corbel limiting steel base plate 10 and the steel corbel connecting steel plate 16 are smaller than 1/2 of the length of the longitudinal steel corbel limiting steel plate 8.
The end beam anchoring steel plate 4 is anchored to the end beam 1 through a chemical bolt, and the capping beam anchoring steel plate 5 is anchored to the capping beam 3 through a chemical bolt.
A self-locking creeping limiting device for a curved bridge is provided with 2 transverse fixing devices which are symmetrical with respect to a steel base plate 7 of a longitudinal fixing device along the transverse direction of the bridge, and 2 longitudinal fixing devices which are symmetrical with respect to the center line of a cover beam 3 along the longitudinal direction of the bridge.
The longitudinal steel bracket limiting steel plate 8 is in contact connection with the steel base plate 7 of the longitudinal fixing device through a longitudinal limiting damping rubber base plate 12; the steel corbel transverse limiting steel backing plate 10 is in contact connection with the transverse fixing device steel backing plate 9 through a transverse limiting damping rubber backing plate 11.
A clearance is reserved between the longitudinal limiting steel plate 8 of the steel bracket and the longitudinal limiting damping rubber base plate 12, and a clearance is reserved between the transverse fixing device steel base plate 9 and the transverse limiting damping rubber base plate 11 according to the longitudinal and transverse maximum allowable deformation of the bridge bearing.
The utility model discloses a theory of operation:
when the deformation of the bridge is consistent with the design, a gap is reserved between the longitudinal limiting steel plate 8 of the steel bracket and the longitudinal limiting damping rubber base plate 12, the longitudinal limiting device is not contacted with the longitudinal limiting steel plate, and the longitudinal limiting device of the self-locking creeping limiting device does not participate in the work; a gap is reserved between the transverse fixing device steel backing plate 9 and the transverse limiting damping rubber backing plate 11, the transverse fixing device steel backing plate and the transverse limiting damping rubber backing plate are not in contact, and a transverse limiting device of the self-locking creeping limiting device does not participate in work; when the bridge is abnormal in longitudinal or transverse displacement, the steel bracket longitudinal limiting steel plate 8 is clung to the longitudinal limiting damping rubber base plate 12 or the transverse fixing device steel base plate 9 is clung to the transverse limiting damping rubber base plate 11, and meanwhile, the bridge has certain buffering capacity, so that the bridge is prevented from being damaged; the horizontal force borne by the self-locking crawling limiting device is transmitted to the end cross beam through the transverse fixing device and is transmitted to the cover beam through the transverse limiting device; the longitudinal force received by the self-locking crawling limiting device is transmitted to the end cross beam through the longitudinal fixing device and transmitted to the cover beam through the longitudinal limiting device. Therefore, the end cross beam, the self-locking creeping limiting device and the bridge pier are stressed together, bridge creeping damage to bridge members such as a stop block and the like is avoided, and the bridge support and the expansion joint can work normally in a reasonable longitudinal and transverse deformation interval.
The present invention is not limited to the above-described examples, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art.
Claims (6)
1. The utility model provides a stop device is moved from locking creeping of curve bridge which characterized in that includes: end crossbeam, the girder, the bent cap, end crossbeam anchor steel sheet, bent cap anchor steel sheet, bracket anchor steel sheet, vertical fixing device's steel backing plate, vertical spacing steel sheet of steel bracket, horizontal fixing device steel backing plate, horizontal spacing steel backing plate of steel bracket, horizontal spacing damping rubber backing plate, vertical spacing damping rubber backing plate, anchor connecting steel sheet, horizontal fixing device steel sheet of putting more energy into, horizontal fixing device steel sheet of connecting, steel bracket steel sheet of connecting, vertical spacing steel sheet of putting more energy into of steel bracket, the horizontal spacing steel sheet of putting more energy into of steel bracket, wherein:
the transverse fixing device comprises a steel backing plate of a transverse fixing device in the vertical direction, a stiffening steel plate of a transverse fixing device in the horizontal direction, and a connecting steel plate of the transverse fixing device in the vertical direction, wherein the connecting steel plate of the transverse fixing device in the vertical direction is integrally formed by anchoring steel plates through end beams which are all welded in the vertical direction;
the steel backing plate of the longitudinal fixing device is parallel to the end beam anchoring steel plate and is welded on the end beam anchoring steel plate to form a whole longitudinal fixing device;
the bent cap is provided with bracket anchoring steel plates in the vertical direction along the longitudinal two sides of the bridge, the bent cap is connected with a steel bracket longitudinal limiting steel plate in the horizontal direction through welding, and the bent cap and the steel bracket longitudinal limiting steel plate are connected through an anchoring connecting steel plate in a reinforcing way;
the longitudinal and transverse steel bracket limiting device is formed by a longitudinal steel bracket limiting steel plate, a transverse limiting steel backing plate, a longitudinal limiting stiffening steel plate, a transverse limiting stiffening steel plate and a connecting steel plate; the bottom surfaces of the longitudinal and transverse steel bracket limiting devices are welded and connected with the bracket anchoring steel plates; the longitudinal steel bracket limiting steel plate is parallel to the transverse steel bracket limiting stiffening steel plate, the transverse steel bracket limiting steel backing plate and the transverse steel bracket connecting steel plate which are parallel to each other are perpendicular to the transverse steel bracket limiting steel backing plate, and the longitudinal steel bracket limiting stiffening steel plate is welded on the longitudinal steel bracket limiting steel plate perpendicular to the longitudinal steel bracket limiting steel plate.
2. The self-locking creeping limiting device for a curved bridge according to claim 1, wherein the width of the stiffening steel plate for longitudinal limiting of the steel corbel is smaller than that of the steel corbel transverse limiting steel backing plate, and the length of the steel corbel transverse limiting steel backing plate and the steel corbel connecting steel plate is smaller than 1/2 of the length of the steel corbel longitudinal limiting steel plate.
3. The curvilinear bridge self-locking creeping limiting device according to claim 1, wherein the end beam anchoring steel plate is anchored to the end beam by chemical bolts, and the capping beam anchoring steel plate is anchored to the capping beam by chemical bolts.
4. The self-locking creeping limiting device for curved bridges according to claim 1, wherein 2 transverse fixing devices are arranged in the transverse direction of the bridge symmetrically with respect to the steel base plate of the longitudinal fixing device, and 2 longitudinal fixing devices are arranged in the longitudinal direction of the bridge symmetrically with respect to the center line of the cover beam.
5. The self-locking creeping limiting device for the curved bridge according to claim 1, wherein the longitudinal limiting steel plate of the steel corbel is in contact connection with the steel backing plate of the longitudinal fixing device through a longitudinal limiting damping rubber backing plate; the steel corbel transverse limiting steel base plate is in contact connection with the steel base plate of the transverse fixing device through a transverse limiting damping rubber base plate.
6. The self-locking creeping limiting device for the curved bridge according to claim 1, wherein a gap is reserved between the longitudinal limiting steel plate of the steel bracket and the longitudinal limiting damping rubber base plate, and a gap is reserved between the transverse fixing device steel base plate and the transverse limiting damping rubber base plate according to the maximum allowable deformation of the bridge bearing in the longitudinal and transverse directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121013259.1U CN214831842U (en) | 2021-05-12 | 2021-05-12 | Self-locking creeping limiting device for curved bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121013259.1U CN214831842U (en) | 2021-05-12 | 2021-05-12 | Self-locking creeping limiting device for curved bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214831842U true CN214831842U (en) | 2021-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121013259.1U Expired - Fee Related CN214831842U (en) | 2021-05-12 | 2021-05-12 | Self-locking creeping limiting device for curved bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214831842U (en) |
-
2021
- 2021-05-12 CN CN202121013259.1U patent/CN214831842U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211123 |
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| CF01 | Termination of patent right due to non-payment of annual fee |