CN204455812U - A kind of embedded part structure of bridge extension joint - Google Patents
A kind of embedded part structure of bridge extension joint Download PDFInfo
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- CN204455812U CN204455812U CN201420866706.1U CN201420866706U CN204455812U CN 204455812 U CN204455812 U CN 204455812U CN 201420866706 U CN201420866706 U CN 201420866706U CN 204455812 U CN204455812 U CN 204455812U
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Abstract
The utility model discloses a kind of embedded part structure of bridge extension joint, comprise the first beam end and the second beam end of being located at bridge expanssion joint both sides, it is characterized in that: all bury underground at the top of the top of described first beam end and described second beam end and be fixed with built-in fitting, and the upper surface flush of described built-in fitting or substantially flush in the upper surface of the first beam end and the second beam end.Compared with prior art, the utility model has the advantage of: this embedded part structure is by all burying underground at the top of the top of the first beam end and the second beam end and be fixed with built-in fitting, and make the upper surface flush of built-in fitting or substantially flush in the upper surface of the first beam end and the second beam end, stretching device is directly fixed on the top of built-in fitting when installing, without the need to installing beam-ends at shrinkage joint, mounting groove district is set, the particular design such as beam body need not carry out thickening, gradual change, all Liang Tike unified standardizations, batch production make.
Description
Technical field
The utility model relates to a kind of embedded part structure of bridge extension joint.
Background technology
For ease of the installation of bridge extension joint, existing highway bridge all needs to arrange corresponding mounting groove district at the beam-ends being provided with stretching device, according to the difference of stretching device structure, set groove district size is all not identical, and in Xu Cao district, prefabricated embedded bar is used for being welded and fixed of stretching device simultaneously.Therefore, the particular design such as the Liang Tixu that divides of trough section carries out thickening according to the difference of groove district size, gradual change, also need independent construction, strengthen difficulty of design and construction, cannot accomplish unified standardization, batch production makes when beam system is done.Such as in existing bridge extension joint, as shown in Figure 7 and Figure 8, when beam body 1a makes, the notch installed for stretching device 2a is reserved in the end of beam body, embedded bar 3a in preformed groove, when stretching device 2a carries out in-site installation, first when deck paving bitumen layer 5a, stretching device is installed notch all to cover, then according to stretching device, width requirement is installed the cutting of installations notch is beaten to dig and cleaned out, stretching device 2a and pre-buried reinforcing bar 3a is fixed, finally in preformed groove, pour into a mould changeover portion concrete 4a and maintenance is carried out to concrete, just can open after treating concrete curing and be open to traffic.As can be seen here, above-mentioned existing this bridge extension joint mounting structure is comparatively complicated, and installs comparatively time-consuming.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned prior art present situation, provide a kind of structure simple, without the need to installing at stretching device the embedded part structure that beam-ends arranges the bridge extension joint in mounting groove district.
The utility model solves the problems of the technologies described above adopted technical scheme: the embedded part structure of this bridge extension joint, comprise the first beam end and the second beam end of being located at bridge expanssion joint both sides, it is characterized in that: all bury underground at the top of the top of described first beam end and described second beam end and be fixed with built-in fitting, and the upper surface flush of described built-in fitting or substantially flush in the upper surface of the first beam end and the second beam end.
Preferably, described built-in fitting is fixed on corresponding beam end by connector.Like this, the fixed structure of built-in fitting is more firm, thus is also conducive to the firmness improving stretching device mounting structure.
Further preferably, described connector is fixing reinforcing bar or fixation steel plate.
As a kind of preferred version of built-in fitting, described built-in fitting comprises the multiple pre-buried unit arranged along the spaced successively and segmentation of beam body width or piecemeal, described pre-buried unit arranges the opposite side to beam body from the side of beam body width, and each pre-buried unit is all fixed on corresponding beam end by described connector.
Pre-buried unit can have multiple laying mode, preferably, the length direction of described pre-buried unit is consistent with the length direction of beam body, and, the pre-buried unit be arranged in the first beam end all mutually aligns with the pre-buried unit be arranged in the second beam end on the width of beam body, and described pre-buried unit flushes the beam-ends face in correspondence near the one end at shrinkage joint.Like this, pre-buried unit is vertical bridge to setting.
Further preferably, the length direction of described pre-buried unit is consistent with the width of beam body.Like this, pre-buried unit is direction across bridge setting.
Pre-buried unit can be the structural member that different materials is made, and preferably, described pre-buried unit is steel plate or reinforcing bar.In addition, iron plate also can be adopted as pre-buried unit.
As the another kind of preferred version of built-in fitting, described built-in fitting is lay and the length pre-underground layering suitable with beam body width along beam body width.
Pre-underground layering can be the structural member that different materials is made, and preferably, described pre-underground layering is steel plate or reinforcing bar.In addition, iron plate also can be adopted as pre-underground layering.
Compared with prior art, the utility model has the advantage of: this embedded part structure is by all burying underground at the top of the top of the first beam end and the second beam end and be fixed with built-in fitting, and make the upper surface flush of built-in fitting or substantially flush in the upper surface of the first beam end and the second beam end, stretching device is directly fixed on the top of built-in fitting when installing, without the need to installing beam-ends at shrinkage joint, mounting groove district is set, the particular design such as beam body need not carry out thickening, gradual change, all Liang Tike unified standardizations, batch production make.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is that the A-A of Fig. 1 is to sectional view;
Fig. 3 is the structural representation of the utility model embodiment two;
Fig. 4 is that the B-B of Fig. 3 is to sectional view;
Fig. 5 is the structural representation of the utility model embodiment three.
Fig. 6 is that the C-C of Fig. 5 is to sectional view;
Fig. 7 is the mounting structure sectional view of existing bridge extension joint;
Fig. 8 is the mounting structure sectional view of another bridge extension joint existing.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
Embodiment one:
As depicted in figs. 1 and 2, in the present embodiment, the embedded part structure of bridge extension joint comprises the first beam end 1 and the second beam end 2 being located at bridge expanssion joint 6 both sides, the built-in fitting 3 being embedded in the first beam end 1 is along beam body width the first pre-buried unit 31 spaced apart successively, and the built-in fitting 3 being embedded in the second beam end 2 is along beam body width the second pre-buried unit 32 spaced apart successively.In the present embodiment, first pre-buried unit 31 is identical with the second pre-buried unit 32 structure, steel plate or reinforcing bar or iron plate is all adopted to make by different appearance and size, first pre-buried unit 31 and the second pre-buried unit 32 all subsection setups from the side arrangement of beam body width to the opposite side of beam body, same beam body buries spacing underground between adjacent pre-buried unit can set arbitrarily as required, further, the first pre-buried unit 31 and the second pre-buried unit 32 mutually align on the width of beam body.In the present embodiment, the all vertical bridge of first pre-buried unit 31 and the second pre-buried unit 32 is to setting, namely the first pre-buried unit 31 is consistent with the length direction of beam body with the length direction of the second pre-buried unit 32, further, the first pre-buried unit 31 and the second pre-buried unit 32 flush the beam-ends face in correspondence near the one end at shrinkage joint 6.
During installation, the first pre-buried unit 31 is fixed on the pre-buried unit 32 of the first beam end 1, second by fixing reinforcing bar 4 and is fixed on the second beam end 2 by fixation steel plate 5.First pre-buried unit 31 and the second pre-buried unit 32 can also be fixed in corresponding beam end by the connector outside fixing reinforcing bar 4, fixation steel plate 5.After installing, the upper surface flush of the first pre-buried unit 31 and the second pre-buried unit 32 is in the upper surface of the first beam end 1 and the second beam end 2.Stretching device is directly weldingly fixed on built-in fitting when installing.
Embodiment two:
As shown in Figure 3 and Figure 4, in the present embodiment, the built-in fitting being embedded in the first beam end 1 is subsection setup and along beam body width the 3rd pre-buried unit 33 spaced apart successively, 3rd pre-buried unit 33 direction across bridge arranges and lines up two rows, and namely the length direction of the 3rd pre-buried unit 33 is consistent with the width of beam body.In the present embodiment, the 3rd pre-buried unit 33 can adopt steel plate or reinforcing bar to make by different appearance and size, and is fixed on the first beam end 1 by fixing reinforcing bar 4, and the upper surface of the 3rd pre-buried unit 33 and the upper surface flush of the first beam end 1.
The built-in fitting 3 be embedded in the second beam end 2 is the pre-underground layering 34 of elongated laying, and namely pre-underground layering 34 to be laid and length is suitable with beam body width along beam body width.Pre-underground layering 34 is two and is parallel to each other, burying spacing underground and can set arbitrarily as required between pre-underground layering 34.In the present embodiment, pre-underground layering 34 adopts steel plate or reinforcing bar to make by different appearance and size, and is fixed on the second beam end 2 by fixation steel plate 5, and the pre-upper surface of underground layering 34 and the upper surface flush of the second beam end 2.
Embodiment three:
As shown in Figure 5 and Figure 6, in the present embodiment, the built-in fitting 3 be embedded in the first beam end 1 is lay and the length pre-embedded steel slab 35 suitable with beam body width along beam body width, pre-embedded steel slab 35 is fixed by fixing reinforcing bar 4 and the first beam end 1, and the upper surface flush of the upper surface of pre-embedded steel slab 35 and the first beam end 1.
Be embedded in the built-in fitting 3 of the second beam end 2 for be spaced the 4th pre-buried unit 36 and the 5th pre-buried unit 37 successively along beam body width, 4th pre-buried unit 36 segmentation direction across bridge are arranged, 4th pre-buried unit 36 can adopt reinforcing bar and be fixed on the second beam end 2 by fixing reinforcing bar 4,5th pre-buried unit 37 piecemeal direction across bridge are arranged, and the 5th pre-buried unit 37 can adopt steel plate and be fixed on the second beam end 2 by fixation steel plate 5.After installing, the upper surface of the 4th pre-buried unit 36 and the 5th pre-buried unit 37 and the upper surface flush of the second beam end 2.
The foregoing is only preferred embodiment of the present utility model; should be understood that; for those of ordinary skills; do not departing under principle prerequisite of the present utility model; multiple remodeling or improvement can be carried out to the utility model; the laying mode of such as pre-buried unit is not limited to above-described embodiment, and the upper surface of such as built-in fitting also can be substantially flush in the upper surface of beam body again, and these are all regarded as within protection domain of the present utility model.
Claims (9)
1. the embedded part structure of a bridge extension joint, comprise the first beam end (1) and the second beam end (2) of being located at bridge expanssion joint (6) both sides, it is characterized in that: all bury underground at the top of described first beam end (1) and the top of described second beam end (2) and be fixed with built-in fitting (3), and the upper surface flush of described built-in fitting (3) or substantially flush in the upper surface of the first beam end (1) and the second beam end (2).
2. the embedded part structure of bridge extension joint according to claim 1, is characterized in that: described built-in fitting (3) is fixed on corresponding beam end by connector.
3. the embedded part structure of bridge extension joint according to claim 2, is characterized in that: described connector is fixing reinforcing bar (4) or fixation steel plate (5).
4. the embedded part structure of bridge extension joint according to claim 2, it is characterized in that: described built-in fitting (3) comprises the multiple pre-buried unit (31) arranged along the spaced successively and segmentation of beam body width or piecemeal, described pre-buried unit (31) arranges the opposite side to beam body from the side of beam body width, and each pre-buried unit (31) is all fixed on corresponding beam end by described connector.
5. the embedded part structure of bridge extension joint according to claim 4, it is characterized in that: the length direction of described pre-buried unit is consistent with the length direction of beam body, and, the pre-buried unit be arranged in the first beam end (1) all mutually aligns with the pre-buried unit be arranged in the second beam end (2) on the width of beam body, and described pre-buried unit flushes the beam-ends face in correspondence near the one end of shrinkage joint (6).
6. the embedded part structure of bridge extension joint according to claim 4, is characterized in that: the length direction of described pre-buried unit is consistent with the width of beam body.
7. the embedded part structure of bridge extension joint according to claim 4, is characterized in that: described pre-buried unit is steel plate or reinforcing bar.
8. the embedded part structure of bridge extension joint according to claim 2, is characterized in that: described built-in fitting (3) is lay and the length pre-underground layering suitable with beam body width along beam body width.
9. the embedded part structure of bridge extension joint according to claim 8, is characterized in that: described pre-underground layering is steel plate or reinforcing bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420866706.1U CN204455812U (en) | 2014-12-30 | 2014-12-30 | A kind of embedded part structure of bridge extension joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420866706.1U CN204455812U (en) | 2014-12-30 | 2014-12-30 | A kind of embedded part structure of bridge extension joint |
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| Publication Number | Publication Date |
|---|---|
| CN204455812U true CN204455812U (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420866706.1U Active CN204455812U (en) | 2014-12-30 | 2014-12-30 | A kind of embedded part structure of bridge extension joint |
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| Country | Link |
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| CN (1) | CN204455812U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105672126A (en) * | 2015-12-30 | 2016-06-15 | 广船国际有限公司 | Bridge expansion joint structure |
| CN110725197A (en) * | 2019-10-21 | 2020-01-24 | 衡水骏泰路桥工程有限公司 | Beam end or bridge head concrete structure with embedded part embedded specially for expansion joint and its application |
| CN110725198A (en) * | 2019-10-21 | 2020-01-24 | 衡水骏泰路桥工程有限公司 | Connecting mechanism of telescopic device |
-
2014
- 2014-12-30 CN CN201420866706.1U patent/CN204455812U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105672126A (en) * | 2015-12-30 | 2016-06-15 | 广船国际有限公司 | Bridge expansion joint structure |
| CN110725197A (en) * | 2019-10-21 | 2020-01-24 | 衡水骏泰路桥工程有限公司 | Beam end or bridge head concrete structure with embedded part embedded specially for expansion joint and its application |
| CN110725198A (en) * | 2019-10-21 | 2020-01-24 | 衡水骏泰路桥工程有限公司 | Connecting mechanism of telescopic device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201125 Address after: Room 201, 2 / F, building 2, No. 28, Nanhai Road, Xinqi street, Beilun District, Ningbo City, Zhejiang Province Patentee after: Ningbo Lubao transportation facilities Co., Ltd Address before: 315800 No. 28 Nanhai Road, Beilun District, Zhejiang, Ningbo Patentee before: ZHEJIANG QUANHUA INDUSTRIAL Co.,Ltd. |
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| TR01 | Transfer of patent right |