CN213867332U - Damping expansion joint is stabilized to high strength - Google Patents
Damping expansion joint is stabilized to high strength Download PDFInfo
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- CN213867332U CN213867332U CN202022724483.3U CN202022724483U CN213867332U CN 213867332 U CN213867332 U CN 213867332U CN 202022724483 U CN202022724483 U CN 202022724483U CN 213867332 U CN213867332 U CN 213867332U
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- bridge
- damping
- expansion joint
- concrete
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Abstract
The utility model discloses a damping expansion joint is stabilized to high strength, include bridge, damping device, embedded steel bar, cross reinforcing bar, C type boundary beam, well roof beam and adhesive tape, the L type structure setting that the bridge is the symmetry includes first bridge and second bridge and corresponds the packing and be provided with the concrete, damping device includes damping case and attenuator, the damping case is in the concrete of horizontal open structure fixed in first bridge and open end orientation expansion joint, the attenuator transversely is fixed in the concrete that damping incasement wall and other end are fixed in the second bridge, C type boundary beam is provided with two and includes first C type boundary beam and second C type boundary beam, well roof beam sets up in the expansion joint and is fixed in on the attenuator, the C type groove of well roof beam corresponds with first C type boundary beam and second C type boundary beam respectively and is provided with the adhesive tape. The utility model discloses intensity is high, and stability is good, can effectively adsorb the interference force of bridge, plays a shock attenuation efficiency, reduces expend with heat and contract with cold's influence.
Description
Technical Field
The utility model relates to a damping expansion joint is stabilized to high strength.
Background
The expansion joint of the bridge is designed to meet the requirement of bridge deck deformation, and is usually arranged between two beam ends, between the beam ends and a bridge abutment or at the hinged position of the bridge, and is required to be freely expandable in two directions parallel to and perpendicular to the axis of the bridge. The existing expansion joint device structure is usually anchored by bolts, so that the structure is easy to loosen, fall off and damage, and the use effect is not good enough.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a simple structure, reasonable, reliable, and intensity is high, and stability is good, can effectively adsorb the interference force of bridge, plays an excellent shock attenuation efficiency to the bridge, reduces the high strength stable damping expansion joint of expend with heat and contract with cold's influence.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a damping expansion joint is stabilized to high strength, includes bridge, damping device, embedded steel bar, crosses reinforcing bar, C type boundary beam, well roof beam and adhesive tape, the L type structure setting that the bridge is the symmetry includes first bridge and second bridge and corresponds the packing and be provided with the concrete, two the bridge interval sets up and corresponds and forms the expansion joint, damping device includes damping box and attenuator, the damping box is horizontal open structure and is fixed in the concrete of first bridge and open end orientation, the attenuator transversely is fixed in the damping box inner wall and the other end is fixed in the concrete of second bridge, C type boundary beam is provided with two and includes first C type boundary beam and second C type boundary beam, first C type boundary beam is fixed in the damping box top and open end orientation expansion joint one side, the embedded steel bar is the U type structure of opening up and is fixed in the concrete of second bridge, and the inboard bottom corner of embedded steel's U type structure is provided with the crossing reinforcing bar, the fixed second C type boundary beam that is provided with in upper end of embedded steel, the open end of second C type boundary beam is the same towards the expansion joint, well roof beam sets up in the expansion joint and is fixed in on the attenuator, the both sides of well roof beam are provided with C type groove respectively, the C type groove of well roof beam corresponds with first C type boundary beam and second C type boundary beam respectively and is provided with the adhesive tape.
In a preferred embodiment of the present invention, the top of the first bridge beam, the concrete, the first C-shaped edge beam, the second C-shaped edge beam and the second bridge beam are horizontally and horizontally aligned.
In a preferred embodiment of the present invention, the first C-shaped boundary beam, the damping box, the concrete and the first bridge are disposed in a longitudinally flush manner at one side of the expansion joint.
In a preferred embodiment of the present invention, the second C-shaped edge beam, the concrete and the second bridge are disposed in a longitudinally flush manner at one side of the expansion joint.
The utility model has the advantages that: the utility model has the advantages of simple and reasonable structure, reliable, intensity is high, and stability is good, can effectively adsorb the interference force of bridge, plays an excellent shock attenuation efficiency to the bridge, reduces expend with heat and contract with cold's influence.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of the damping expansion joint with high strength and stability of the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Referring to fig. 1, an embodiment of the present invention includes: the utility model provides a damping expansion joint is stabilized to high strength, includes bridge, damping device, embedded steel bar 1, crosses reinforcing bar 2, C type boundary beam, well roof beam 3 and adhesive tape 4.
The bridge is of a symmetrical L-shaped structure and comprises a first bridge 5 and a second bridge 6, concrete 7 is correspondingly filled in the first bridge and the second bridge for supporting the bridges. The two bridges are arranged at intervals and correspondingly form expansion joints 8 so as to avoid the influence caused in the expansion or contraction process.
Damping device includes damping box 9 and attenuator 10, damping box 9 is in the concrete 7 of horizontal open structure fixed in first bridge 5 and open end towards expansion joint 8, attenuator 10 transversely is fixed in damping box 9 inner wall and the other end is fixed in the concrete 7 of second bridge 6 for attenuator 10 can absorb the interference force that first bridge 5 and second bridge 6 produced respectively, has absorbing efficiency, adapts to expend with heat and contract with cold simultaneously.
The C type boundary beam is provided with two and includes first C type boundary beam 11 and second C type boundary beam 12, first C type boundary beam 11 is fixed in damper box 9 top and open end towards expansion joint 8 one side for with the installation of adhesive tape 4.
The embedded steel bar 1 is fixed in the concrete 7 of the second bridge 6 in the U-shaped structure with the upward opening, and the corner of the bottom of the inner side of the U-shaped structure of the embedded steel bar 1 is provided with the transverse steel bar 2 for improving the service strength of the concrete 7 in the second bridge 6.
The upper end of the embedded steel bar 1 is fixedly provided with a second C-shaped boundary beam 12, and the open end of the second C-shaped boundary beam 12 faces the expansion joint 8 and is used for being mounted with the rubber strip 4.
The center sill 3 is arranged in the expansion joint 8 and fixed on the damper 10, the two sides of the center sill 3 are respectively provided with a C-shaped groove 13, the C-shaped grooves 13 of the center sill 3 are respectively provided with adhesive tapes 4 corresponding to the first C-shaped side beams 11 and the second C-shaped side beams 12, so that the expansion or contraction phenomenon of the bridge is avoided by stretching the adhesive tapes 4, and the expansion joint 8 is prevented from being exposed.
The tops of the first bridge 5, the concrete 7, the first C-shaped edge beam 11, the second C-shaped edge beam 12 and the second bridge 6 are horizontally arranged in a flush mode, the level of the upper surface of the bridge is guaranteed, and normal driving of vehicles is facilitated.
First C type boundary beam 11, damping box 9, concrete 7 and first bridge 5 keep vertically flushing the setting in expansion joint 8 one side, second C type boundary beam 12, concrete 7 and second bridge 6 keep vertically flushing the setting in expansion joint 8 one side, keep flushing the setting in expansion joint 8 both sides, avoid appearing the phenomenon of colliding with.
The utility model relates to a damping expansion joint is stabilized to high strength, the utility model discloses simple structure, reasonable, reliable, intensity is high, and stability is good, can effectively adsorb the interference force of bridge, plays an excellent shock attenuation efficiency to the bridge, reduces expend with heat and contract with cold's influence.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (4)
1. The utility model provides a damping expansion joint is stabilized to high strength which characterized in that: the bridge comprises a bridge, a damping device, embedded steel bars, transverse steel bars, C-shaped side beams, a middle beam and adhesive tapes, wherein the bridge is in a symmetrical L-shaped structure and comprises a first bridge and a second bridge which are correspondingly filled with concrete, the two bridges are arranged at intervals and correspondingly form expansion joints, the damping device comprises a damping box and a damper, the damping box is in a transverse opening structure and is fixed in the concrete of the first bridge, the opening end of the damping box faces the expansion joints, the damper is transversely fixed on the inner wall of the damping box, the other end of the damper is fixed in the concrete of the second bridge, the C-shaped side beams are provided with two first C-shaped side beams and second C-shaped side beams, the first C-shaped side beams are fixed above the damping box, the opening end of the first C-shaped side beams faces one side of the expansion joints, the embedded steel bars are in a U-shaped structure with an upward opening and are fixed in the concrete of the second bridge, and the corner transverse steel bars are arranged at the bottoms of the inner sides of the U-shaped structures of the embedded steel bars, the fixed second C type boundary beam that is provided with in upper end of embedded bar, the open end of second C type boundary beam is the expansion joint equally towards, well roof beam sets up in the expansion joint and is fixed in on the attenuator, the both sides of well roof beam are provided with C type groove respectively, the C type groove of well roof beam corresponds with first C type boundary beam and second C type boundary beam respectively and is provided with the adhesive tape.
2. The high strength stable damping expansion joint of claim 1, wherein: the top of the first bridge, the top of the concrete, the top of the first C-shaped edge beam, the top of the second C-shaped edge beam and the top of the second bridge are horizontally arranged in a flush mode.
3. The high strength stable damping expansion joint of claim 1, wherein: the first C-shaped side beam, the damping box, the concrete and the first bridge are longitudinally and horizontally arranged on one side of the expansion joint.
4. The high strength stable damping expansion joint of claim 1, wherein: and the second C-shaped edge beam, the concrete and the second bridge are longitudinally and horizontally arranged on one side of the expansion joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022724483.3U CN213867332U (en) | 2020-11-23 | 2020-11-23 | Damping expansion joint is stabilized to high strength |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022724483.3U CN213867332U (en) | 2020-11-23 | 2020-11-23 | Damping expansion joint is stabilized to high strength |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213867332U true CN213867332U (en) | 2021-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022724483.3U Active CN213867332U (en) | 2020-11-23 | 2020-11-23 | Damping expansion joint is stabilized to high strength |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213867332U (en) |
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2020
- 2020-11-23 CN CN202022724483.3U patent/CN213867332U/en active Active
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