CN205134176U - Device that suppresses suo cheng bridge expansion joint disease - Google Patents
Device that suppresses suo cheng bridge expansion joint disease Download PDFInfo
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- CN205134176U CN205134176U CN201520934614.7U CN201520934614U CN205134176U CN 205134176 U CN205134176 U CN 205134176U CN 201520934614 U CN201520934614 U CN 201520934614U CN 205134176 U CN205134176 U CN 205134176U
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Abstract
The utility model discloses a device that suppresses suo cheng bridge expansion joint disease, including longitudinal damping equipment and vertical damping device, longitudinal damping equipment perpendicular to vehicle travel direction sets up, and longitudinal damping equipment is on a parallel with the expansion joint and sets up under the expansion joint, longitudinal damping equipment one end and the common fixed connection of other two adjacent roof beams body lower surface in expansion joint, fixed surface is connected on the longitudinal damping equipment other end and the pier that is located its lower part, vertical damping device sets up perpendicularly in the tip at the nearly expansion joint of the roof beam body, and fixed surface is connected under personally experiencing sth. Part of the body with the roof beam in vertical damping device upper portion, and the tie point is located the outside of longitudinal damping equipment for expansion joint equipment, expansion joint equipment sets up along the vehicle travel direction, fixed surface is connected on vertical damping device lower part and the pier. Vertical attenuator is set up between the roof beam body and pier at present to improve vertical shock attenuation effect, restrain the expansion joint and rotate, improve expansion joint durability.
Description
Technical field
The utility model relates to civil structure field, particularly relates to a kind of device suppressing Suo Cheng bridge expanssion joint disease.
Background technology
In bridge structure design, usually between two beam-ends of bridge, between beam-ends and abutment, shrinkage joint is set.Its effect is to regulate the displacement between the superstructure caused by the physical property of vehicular load environmental characteristic and bridge construction material and connection.
As shown in Figure 1, expansion gap device 01 is directly fixedly installed in the cell body offered in advance beam body 02 end, between the two without any damping device, also undamped equipment between beam body and beam body, along with the increase of the traffic volume and the increase of carload lot, deck expansion joint is owing to being arranged on beam-ends structure weak part, directly bear the repeated stock effect of wheel load, and be chronically exposed in the Nature, residing environment is more severe, because of wearing and tearing and the fatigue of material, and the bond strength of concrete slab or beam is inadequate, is very easily destroyed and more difficult reparation.
Because the defect that above-mentioned existing shrinkage joint exists, the present inventor is based on being engaged in the practical experience and professional knowledge that this type of product design manufacture enriches for many years, and coordinate the utilization of scientific principle, actively in addition research and innovation, to founding a kind of device suppressing Suo Cheng bridge expanssion joint disease, it is made to have more practicality.
Utility model content
The utility model provides a kind of device suppressing Suo Cheng bridge expanssion joint disease, between current beam body and bridge pier, arrange vertical damper, thus improves vertical damping effect, the rotation of suppression shrinkage joint, raising shrinkage joint endurance quality.
The technical scheme that the utility model provides is as follows: a kind of device suppressing Suo Cheng bridge expanssion joint disease, comprise longitudinal damping equipment and vertical damping equipment, longitudinal damping equipment is arranged perpendicular to vehicle heading, and longitudinal damping equipment is parallel to shrinkage joint and is arranged at immediately below shrinkage joint; Longitudinal damping equipment one end is fixedly connected with jointly with the other adjacent two beam body soffits in shrinkage joint; The longitudinal damping equipment other end is fixedly connected with the bridge pier upper surface being positioned at its underpart; Vertical damping equipment is vertically installed in the end at the nearly shrinkage joint of beam body, and vertical damping its upper side is fixedly connected with beam body soffit, and tie point is positioned at the outside of longitudinal damping equipment relative to shrinkage joint equipment; Shrinkage joint equipment is arranged along vehicle heading; Vertical damping equipment bottom is fixedly connected with bridge pier upper surface.
Further, the distance of the end face at the tie point distance nearly shrinkage joint of beam body of vertical damping its upper side and beam body soffit is 2 ~ 3 meters.
Further, the fore-and-aft distance of the tie point distance longitudinal damping equipment of vertical damping its upper side and beam body soffit and the tie point of beam body soffit is 1 ~ 1.5 meter.
Suppress a method for Suo Cheng bridge expanssion joint disease, comprising:
A, on beam body soffit, longitudinal damper and vertical damping device junction arrange one piece of junction steel plate respectively, and junction steel plate and beam body are by weld or bolt is fixedly connected with;
B, on bridge pier upper surface, longitudinal damper and vertical damping device junction arrange one piece of junction steel plate respectively, and junction steel plate and beam body are by weld or bolt is fixedly connected with;
C, longitudinal damper to be fixedly connected with corresponding junction steel plate by bolt with vertical damping device.
After have employed technique scheme, the utility model has following beneficial effect:
(1) arranging of vertical damping equipment can effectively suppress bridge expanssion joint vertical displacement, improves driving comfort level;
(2) New Damping equipment effectively can suppress the rotation of bridge expanssion joint, strengthens shrinkage joint and rotates the continuity of rotating with case beam, reduce anchorage zone, shrinkage joint concrete cracking, add the durability at shrinkage joint;
(3) damping device has convertibility, can suitably change;
(4) overall price that damping device can reduce bridge force-bearing system is installed additional.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the scheme of installation of existing Suo Cheng bridge expansion joint installation;
Fig. 2 is the structural scheme of mechanism that the utility model suppresses the device of Suo Cheng bridge expanssion joint disease;
Fig. 3 is the top view of Fig. 2;
1 longitudinal damping equipment, 2 vertical damping equipment, 3 shrinkage joint, 4 beam bodies, 5 bridge piers, 6 shrinkage joint equipment.
Detailed description of the invention
Technical scheme in the application is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present application, technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the application's protection.
The utility model embodiment adopts the mode of going forward one by one to write.
Suppress a device for Suo Cheng bridge expanssion joint disease, comprise longitudinal damping equipment 1 and vertical damping equipment 2, longitudinal damping equipment 1 is arranged perpendicular to vehicle heading, and longitudinal damping equipment 1 is parallel to shrinkage joint 3 and is arranged at immediately below shrinkage joint 3; Longitudinal damping equipment 1 one end is fixedly connected with jointly with other adjacent two beam body 4 soffits in shrinkage joint 3; Longitudinal damping equipment 1 other end is fixedly connected with bridge pier 5 upper surface being positioned at its underpart; Vertical damping equipment 2 is vertically installed in the end at the nearly shrinkage joint 3 of beam body 4, and vertical damping equipment 2 top is fixedly connected with beam body 4 soffit, and tie point is positioned at the outside of longitudinal damping equipment 1 relative to shrinkage joint equipment 6; Arranging of vertical damping equipment 2 can effectively suppress bridge expanssion joint vertical displacement, cushions the vibrations brought due to vehicle operating, improves driving comfort level; Shrinkage joint equipment 6 is arranged along vehicle heading; Vertical damping equipment 2 bottom is fixedly connected with bridge pier 5 upper surface; New Damping equipment effectively can suppress the rotation of bridge expanssion joint, strengthens shrinkage joint and rotates the continuity of rotating with case beam, reduce anchorage zone, shrinkage joint concrete cracking, add the durability at shrinkage joint; Wherein, the distance of the end face at the tie point distance nearly shrinkage joint 3 of beam body 4 of vertical damping equipment 2 top and beam body 4 soffit is 2 ~ 3 meters; The tie point of vertical damping equipment 2 top and beam body 4 soffit is 1 ~ 1.5 meter apart from longitudinal damping equipment 1 and the fore-and-aft distance of the tie point of beam body 4 soffit.
Suppress a method for Suo Cheng bridge expanssion joint disease, comprising:
A, on described beam body 4 soffit, longitudinal damper 1 and vertical damping device 2 junction arrange one piece of junction steel plate respectively, and junction steel plate and beam body are by weld or bolt is fixedly connected with;
B, on described bridge pier 5 upper surface, longitudinal damper 1 and vertical damping device 2 junction arrange one piece of junction steel plate respectively, and junction steel plate and beam body are by weld or bolt is fixedly connected with;
C, longitudinal damper 1 to be fixedly connected with corresponding junction steel plate by bolt with vertical damping device 2;
Damping device is bolted, and easily changes, and labor intensity of operating staff is low; The setting of damping device, can reduce the overall price of bridge force-bearing system.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (3)
1. one kind is suppressed the device of Suo Cheng bridge expanssion joint disease, comprise longitudinal damping equipment (1) and vertical damping equipment (2), described longitudinal damping equipment (1) is arranged perpendicular to vehicle heading, and described longitudinal damping equipment (1) is parallel to shrinkage joint (3) and is arranged at immediately below described shrinkage joint (3); Described longitudinal damping equipment (1) one end is fixedly connected with jointly with described shrinkage joint (3) other adjacent two beam body (4) soffits; Described longitudinal damping equipment (1) other end is fixedly connected with bridge pier (5) upper surface being positioned at its underpart;
It is characterized in that, described vertical damping equipment (2) is vertically installed in the end at the nearly shrinkage joint (3) of described beam body (4), described vertical damping equipment (2) top is fixedly connected with described beam body (4) soffit, and tie point is positioned at the outside of described longitudinal damping equipment (1) relative to shrinkage joint equipment (6); Described shrinkage joint equipment (6) is arranged along vehicle heading; Described vertical damping equipment (2) bottom is fixedly connected with described bridge pier (5) upper surface.
2. the device of suppression Suo Cheng bridge expanssion joint disease according to claim 1, it is characterized in that, the tie point of described vertical damping equipment (2) top and described beam body (4) soffit is 2 ~ 3 meters apart from the distance of the end face at the nearly shrinkage joint (3) of described beam body (4).
3. the device of suppression Suo Cheng bridge expanssion joint disease according to claim 2, it is characterized in that, the tie point of described vertical damping equipment (2) top and described beam body (4) soffit is 1 ~ 1.5 meter apart from described longitudinal damping equipment (1) and the fore-and-aft distance of the tie point of described beam body (4) soffit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520934614.7U CN205134176U (en) | 2015-11-20 | 2015-11-20 | Device that suppresses suo cheng bridge expansion joint disease |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520934614.7U CN205134176U (en) | 2015-11-20 | 2015-11-20 | Device that suppresses suo cheng bridge expansion joint disease |
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| CN205134176U true CN205134176U (en) | 2016-04-06 |
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| CN201520934614.7U Active CN205134176U (en) | 2015-11-20 | 2015-11-20 | Device that suppresses suo cheng bridge expansion joint disease |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105297615A (en) * | 2015-11-20 | 2016-02-03 | 苏交科集团股份有限公司 | Device and method capable of restraining expansion joint disease of cable-supported bridge |
| CN109556554A (en) * | 2018-11-15 | 2019-04-02 | 安徽省交通控股集团有限公司 | A kind of Loads of Long-span Bridges expansion joint monitoring and assessing method |
-
2015
- 2015-11-20 CN CN201520934614.7U patent/CN205134176U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105297615A (en) * | 2015-11-20 | 2016-02-03 | 苏交科集团股份有限公司 | Device and method capable of restraining expansion joint disease of cable-supported bridge |
| CN109556554A (en) * | 2018-11-15 | 2019-04-02 | 安徽省交通控股集团有限公司 | A kind of Loads of Long-span Bridges expansion joint monitoring and assessing method |
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