CN203559345U - Non-concrete bridge expansion joint device - Google Patents
Non-concrete bridge expansion joint device Download PDFInfo
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- CN203559345U CN203559345U CN201320642510.XU CN201320642510U CN203559345U CN 203559345 U CN203559345 U CN 203559345U CN 201320642510 U CN201320642510 U CN 201320642510U CN 203559345 U CN203559345 U CN 203559345U
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- 239000004567 concrete Substances 0.000 title claims abstract description 44
- 238000009434 installation Methods 0.000 claims description 31
- 230000002787 reinforcement Effects 0.000 claims description 9
- 238000010276 construction Methods 0.000 abstract description 15
- 238000012423 maintenance Methods 0.000 abstract description 9
- 229910000831 Steel Inorganic materials 0.000 abstract description 6
- 239000010959 steel Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000007704 transition Effects 0.000 abstract 1
- 241000237513 Pecten Species 0.000 description 31
- 239000011295 pitch Substances 0.000 description 8
- 230000001788 irregular Effects 0.000 description 6
- 238000003466 welding Methods 0.000 description 5
- 239000010426 asphalt Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 210000003414 extremity Anatomy 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
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- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
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Abstract
A non-concrete bridge expansion joint device comprises a first bridge body, a second bridge body and an expansion component, wherein the first bridge body and the second bridge body are arranged on the two sides of the bridge expansion joint respectively. The non-concrete bridge expansion joint device is characterized in that steel backing boards are pre-arranged on the surfaces, adjacent to the expansion joint, of the first bridge body and the second bridge body respectively; the expansion component is mounted on the steel backing board. Compared with the prior art, the non-concrete bridge expansion joint device has the advantages as follows: 1, a concrete transition section is not arranged between the expansion component and a bridge deck pavement layer, and a mounting groove area is not needed to be reserved at the end parts of the bridge body, so that the structure is simple, and the unified manufacture of the bridge body is facilitated; 2, concrete is not needed to be poured on site, the construction procedures are few, constraints of climate on concrete construction and curing can be overcome, the labor cost is reduced, pitch sinking and concrete shattering are effectively avoided, and the structural strength of the expansion joint device is enhanced; 3, the maintenance is convenient and the maintenance time is short; 4, the height of the expansion joint device can be adjusted correspondingly according to the thickness of the bridge deck pavement layer, so that the use is very flexible.
Description
Technical field
The utility model relates to the expansion gap device between a kind of bridge beam body.
Background technology
In order to meet the needs of bridge beam body distortion, generally between two beam-ends of bridge, bridge expansion joint installation is all installed between beam-ends and abutment or in the articulated position of bridge.In existing bridge expansion joint installation, as shown in Figure 11 and Figure 12, when beam body 1a makes, at the reserved notch of installing for stretching device 2a in the end of beam body, embedded bar 3a in preformed groove, when stretching device 2a carries out scene installation, first when deck paving bitumen layer 5a, stretching device being installed to notch all covers, then according to stretching device installation width requirement, the cutting of installation notch is beaten to dig and clean out, stretching device 2a and pre-buried reinforcing bar 3a are fixed, finally in preformed groove, pour into a mould changeover portion concrete 4a and concrete is carried out to maintenance, treat just can open and be open to traffic after concrete curing.
There is following defect in above-mentioned existing bridge expansion joint installation: one, need cast on-site concrete, because concrete construction and maintenance all will be subject to the impact of the factors such as weather and duration, therefore, the structure of changeover portion fluid concrete has become the outstanding problem in whole bridge expansion joint installation structure and engineering; Its two, working procedure is more, human cost and cost are higher; They are three years old, because pitch and concrete rigidity differ, it is flexible that pitch is, and concrete is rigidity, thereby after the permanent use of expansion gap device, easily produce pitch depressed phenomenon, and once pitch depression easily makes concrete produce broken, and and then damage expansion gap device, thereby ride comfort and comfortableness while reducing vehicle through bridge expanssion joint, even have influence on the safety of driving.Both sides changeover portion concrete breakage is the main cause of disease that existing bridge extension joint damages, and especially, as the reliable modular multi-directional deflection comb plate, comb joint bridge extension joint of performance rational in infrastructure, more than 90% damage is all caused by it; Its four, once expansion gap device is damaged, during reparation, need to smash the whole layer of concrete of cleaning, and re-start the installation of stretching device, concrete construction and maintenance, thereby wasted more human and material resources and financial resources; Its five, the fitting depth of its stretching device is higher, cannot in the thickness of bridge deck pavement, carry out installation exercise, need, at the reserved corresponding notch of installing of beam end of body, strengthen difficulty of construction and the cost of manufacture of beam body.In sum, need existing bridge expansion joint installation to be improved.
Utility model content
Technical problem to be solved in the utility model be while providing a kind of installation for above-mentioned prior art present situation without reserved mounting groove district, both sides do not have concrete changeover portion, breakage rate low, easy to maintenance without concrete type bridge expansion joint installation.
The utility model solves the problems of the technologies described above adopted technical scheme: this comprises the first beam body, the second beam body and the telescoping member that is separately positioned on bridge expanssion joint both sides, it is characterized in that: on the surface at described the first beam body and the contiguous shrinkage joint of the second beam body, be preset with respectively billet, described telescoping member is arranged on described billet.
Preferably, at described billet and corresponding beam body, be positioned on the surface in described telescoping member outside and be equipped with bridge deck pavement, and the upper surface of this bridge deck pavement and the upper surface of telescoping member flush.Described billet and corresponding telescoping member install fixing after, while laying bridge deck pavement, directly extend to its both sides, bridge deck pavement can multiple pavement material, such as adopting pitch, concrete and epoxy resin etc.
Further preferably, described billet is embedded on corresponding beam body, and the upper surface flush of billet is in the upper surface of this correspondence beam body.Certainly, after billet is pre-buried, the upper surface of billet also can be higher or lower than the upper surface of corresponding beam body.
For billet is reinforced, in the bottom of described billet, be fixed with the connecting reinforcement being embedded in corresponding beam body.After being welded and fixed, connecting reinforcement and billet be embedded in advance Liang Tizhong when beam system is done.
A kind of preferred version as telescoping member, described telescoping member comprises the comb plate that mutual transpostion interval arranges, in the outside of described comb plate, be respectively equipped with an anti-collision baffle plate, described anti-collision baffle plate is fixed on corresponding billet, described bridge deck pavement is laid on the outside of anti-collision baffle plate, and the upper surface of described comb plate and anti-collision baffle plate and the upper surface of described bridge deck pavement flush.Anti-collision baffle plate is steel plate, can be welded on billet, also can be integrated part with billet, and in the occasion that need to thicken bridge deck pavement, can at the top of anti-collision baffle plate, increase welding according to the height of thickening, thereby adjust the setting height(from bottom) of expansion gap device.
Described comb plate comprises fixedly pecten and is crossed on the movable pecten on shrinkage joint, the fixedly mutual transpostion interval setting of the first end of pecten and the first end of movable pecten.Fixedly the second end of pecten and the second end of movable pecten are fixed on the billet of respective side by described anchor bolt respectively, at the second end of described movable pecten, by having the rotational structure of carrying out corner reciprocal with beam body, are fixed on billet.The second end of movable pecten is designed to after turntable, make to produce deflection deformation at beam body, beam-ends upwarps or while sinking, between movable pecten and beam body, can rotate, thereby make movable pecten keep smooth attitude, avoid whole expansion gap device therefore to cause damage, guarantee the smooth-going safety of vehicle.
For telescoping member is done, further reinforce, the inner side of described anti-collision baffle plate and be positioned at billet above be cast with packed layer, described comb plate is located at the top of this packed layer.Packed layer can be the Concrete Filled layer of pitch or other type.Between the bottom of comb plate and packed layer, can set gradually corrosion resistant plate and buffering offset plate from top to bottom.
For anti-collision baffle plate is done further to reinforce, between the lateral surface of described anti-collision baffle plate and billet, be provided with ribs.Ribs preferably adopts steel plate, can be to be all welded and fixed with anti-collision baffle plate and billet, can be also integrated part with anti-collision baffle plate and be welded on billet, can be to be also integrated part with anti-collision baffle plate and billet to be embedded in beam body.
As a kind of mounting structure of waterstop member, in the both sides at described shrinkage joint, be fixed with respectively a beam-ends dividing plate, on beam-ends dividing plate, waterstop member is installed.Beam-ends dividing plate and billet are welded and fixed or are fixed on the end face of packed layer near shrinkage joint, and, at beam-ends dividing plate upper surface, across beam surface, retain the setting height(from bottom) of comb plate and waterstop member.
Another preferred version as telescoping member, the end face of described billet medial extremity is in bridge expanssion joint, described telescoping member comprises the extrusome that is fixed on billet medial extremity, the upper surface flush of described extrusome, in the upper surface of described bridge deck pavement, is provided with waterstop member on extrusome.Extrusome can adopt inner side to be provided with the metal baffle of mounting groove, and the both sides of waterstop member embed respectively and are fixed in mounting groove.Extrusome also can adopt inner side to have the various irregular section bars of waterstop member mounting groove, and the both sides of waterstop member are embedded in the mounting groove of irregular section bar.
For extrusome is done further to reinforce, between the lateral surface of described extrusome and billet, be provided with ribs.Ribs preferably adopts steel plate, can be to be all welded and fixed with extrusome outside and billet, and can be also integrated part and be welded on billet with extrusome.
Above-mentioned telescoping member when mounted, all before bridge floor carries out asphalt pavement, extrusome and billet installation is fixing, directly lays to two side joints of telescoping member and put down when bridge deck pavement is mated formation, and comprises the space that can first fill and lead up if desired the comb plate position of rear installation.
Compared with prior art, the utility model is by being preset with respectively billet and telescoping member being installed on billet on the beam surface in both sides, shrinkage joint, thereby bridge deck pavement can directly extend to the both sides of telescoping member, between telescoping member and asphalt mixture surfacing, there is no concrete changeover portion, therefore tool has the following advantages: the preformed groove changeover portion concrete structure of 1, having cancelled beam end of body, simple in structure, construction is simplified, and is beneficial to the unitized beam processed of batch production; 2, owing to having cancelled changeover portion concrete structure, thereby not only simplified working procedure, the restrictions of factor to concrete construction and maintenance such as weather, duration, material have been overcome, and effectively avoided damaging phenomenon because of the various expansion gap devices that concrete disintegrating causes, greatly improve structural safety, cut operating costs; 3, expansion gap device damaged while keeping in repair, and only needs change and reinstall telescoping member and waterstop member, and only needs part to repair paving drop, and the duration easy to maintenance is short and repair logically, is particularly suitable for urban construction; 4, the height of expansion gap device can be adjusted according to the thickness of bridge deck pavement, uses very flexible.
Accompanying drawing explanation
Fig. 1 is the mounting plane schematic diagram of the utility model embodiment mono-;
Fig. 2 is that the A-A of Fig. 1 is to sectional view;
Fig. 3 is the floor map that is embedded with the beam body of billet in Fig. 1;
Fig. 4 is that the B-B of Fig. 3 is to sectional view;
Fig. 5 is that the C-C of Fig. 3 is to sectional view;
Fig. 6 is the mounting plane schematic diagram of the utility model embodiment bis-;
Fig. 7 is that the D-D of Fig. 6 is to sectional view;
Fig. 8 is the mounting structure sectional view of the utility model embodiment tri-;
Fig. 9 is the mounting structure sectional view of the utility model embodiment tetra-;
Figure 10 is the mounting structure sectional view of the utility model embodiment five;
Figure 11 is the mounting structure sectional view of existing bridge expansion joint installation;
Figure 12 is the mounting structure sectional view of existing another bridge expansion joint installation.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
In the following description, each parts of expansion gap device be take a side of being close to shrinkage joint 3 and are inner side, and the side away from shrinkage joint 3 is outside.
Embodiment mono-:
As shown in Figures 1 to 5, in the present embodiment, without concrete type bridge expansion joint installation, comprise the first beam body 1, the second beam body 2 and the telescoping member that is positioned at bridge expanssion joint 3 both sides.On the inner surface of the first beam body 1 and the second beam body 2, be preset with respectively billet 5, particularly, the bottom welding of billet 5 is fixed with the connecting reinforcement 7 being embedded in corresponding beam body, and, the upper surface flush of billet 5 is in the upper surface of corresponding beam body, also can be a little higher than or slightly lower than the upper surface of corresponding beam body.
Telescoping member is fixed on billet 5, at billet 5 and corresponding beam body, be positioned on the surface in telescoping member outside and be equipped with bridge deck pavement 6, the upper surface of bridge deck pavement 6 and the upper surface of telescoping member flush, bridge deck pavement bridge deck pavement can multiple pavement material, such as adopting pitch, concrete and epoxy resin etc.In the present embodiment, telescoping member comprises fixedly pecten 11 and is crossed on the movable pecten 12 on shrinkage joint 3, fixedly pecten 11 and movable pecten 12 formation comb plates.The fixedly mutual transpostion interval setting of the first end of the first end of pecten 11 and movable pecten 12, fixedly the second end of pecten 11 is fixed on by anchor bolt 8 on the billet 5 of the second beam body 2, and the second end of movable pecten 12 is fixed on the billet 5 of the first beam body 1 by anchor bolt 8 and multi-directional deflection hinge 14.Similar with existing structure, multi-directional deflection hinge 14 comprises axle bed and rotating shaft or other rotational structure, makes movable pecten 12 carry out corner reciprocal with beam body, at this, does not launch to describe.The second end of movable pecten 12 is designed to after turntable, make to produce deflection deformation at beam body, beam-ends upwarps or while sinking, between movable pecten and beam body, can rotate, thereby make movable pecten keep smooth attitude, avoid whole expansion gap device therefore to cause damage, guarantee the smooth-going safety of vehicle.
In order effectively to avoid telescoping member to be subject to outside destroy, in the present embodiment, fixedly the outside of pecten 11 and the outside of movable pecten 12 are fixed with anti-collision baffle plate 9, anti-collision baffle plate 9 is fixed on corresponding billet 5, bridge deck pavement 6 is laid to the outside of anti-collision baffle plate 9, and fixedly the upper surface of pecten 11, movable pecten 12 and anti-collision baffle plate 9 and the upper surface of bridge deck pavement 6 flush.In addition, for telescoping member is done further to reinforce, the inner side of anti-collision baffle plate 9 and be positioned at billet 5 above be cast with packed layer 10, fixedly pecten 11 and movable pecten 12 are located at the top of corresponding packed layer 10, packed layer can be the Concrete Filled layer of pitch or other type.With existing structure similar, between the bottom of fixedly pecten 11 and movable pecten 12 and packed layer 10, can set gradually corrosion resistant plate and buffering offset plate from top to bottom.In addition, in the occasion that need to thicken bridge deck pavement, can increase welding at the top of anti-collision baffle plate 9, thereby adjust the setting height(from bottom) of expansion gap device.
In addition, at shrinkage joint, 3 both sides are fixed with respectively beam-ends dividing plate 15, and the both sides of waterstop member 4 are separately fixed on the beam-ends dividing plate 15 of respective side.In the present embodiment, as shown in Figure 2, be positioned at shrinkage joint 3 both sides beam-ends dividing plates and be fixed on billet 5, and, the setting height(from bottom) of comb plate and waterstop member at beam-ends dividing plate 15 upper surfaces, across beam surface, retained.
The construction sequence of the expansion gap device of the present embodiment is as follows:
A, billet 5 and connecting reinforcement 7 are welded and fixed and beam system as time be embedded in Liang Tizhong, the upper surface of billet 5 and beam body upper surface flush;
After b, beam body set up, at the construction field (site) anti-collision baffle plate 9 and billet 5 are directly welded and fixed, and strengthen by ribs 13 welding.Anti-collision baffle plate 9, ribs 13 and billet 5 also can be integrated part and connecting reinforcement 7 is welded and fixed and beam system as time be embedded in Liang Tizhong, the upper surface of billet 5 and beam body upper surface flush; ;
C, mounting rail endplate 15, and at beam-ends dividing plate 15 upper surfaces, across beam surface, retain the setting height(from bottom) of comb plate and waterstop member 4;
D, multi-directional deflection hinge 14 and anchor bolt 8 are welded and fixed with billet 5, and to set up ribs 13 fixing according to actual at the avris of multi-directional deflection hinge 14;
E, installation waterstop member 4 are also poured into a mould after the packed layer 10 of comb plate bottom, by anchor bolt 8 and multi-directional deflection are installed, cut with scissors 14 fixed fingers plates;
F, laying bridge deck pavement 6, to anti-collision baffle plate 9, flush the upper surface of bridge deck pavement 6 and the upper surface of anti-collision baffle plate 9 and comb plate.
Embodiment bis-:
As shown in Figure 6 and Figure 7, in the present embodiment, the second end of movable pecten 12 is not installed multi-directional deflection hinge, but by anchor bolt 8, is fixed on the billet 5 of the first beam body 1.In addition, in the present embodiment, the beam-ends dividing plate 15 that is positioned at 3 left sides, shrinkage joint is fixed on billet 5, the beam-ends dividing plate that is positioned at 3 right sides, shrinkage joint is fixed on the end face of layer of concrete 10 near shrinkage joint, and, at beam-ends dividing plate 15 upper surfaces, across beam surface, retain the setting height(from bottom) of comb plate and waterstop member.Other structures in the present embodiment are identical with embodiment mono-, at this, do not launch to describe.
Embodiment tri-:
As shown in Figure 8, the inner face of the billet 5 in the expansion gap device of the present embodiment flushes in bridge expanssion joint 3, and telescoping member adopts the extrusome 16 that is fixed on billet 5 medial extremitys.The surface that is positioned at extrusome 16 outsides at billet 5 and beam body is equipped with bridge deck pavement 6, and the upper surface flush of bridge deck pavement 6 is in the upper surface flush of extrusome 16.The both sides of waterstop member 4 are separately fixed on extrusome 16, between extrusome 16 sidepieces and billet 5, with ribs 13, are welded and fixed.Extrusome 16 adopts inner side to be provided with the metal baffle of mounting groove, and the both sides of waterstop member 4 embed respectively and are fixed in mounting groove by bolt 17.Compare with embodiment 1, the expansion gap device in this embodiment has omitted comb plate and anchor bolt, packed layer and multi-directional deflection hinge etc., and structure is more succinct, and installation and maintenance is more convenient, but is only suitable for the device that stroke is less.
The construction sequence of the expansion gap device of the present embodiment is as follows:
A, billet 5 be welded and fixed with connecting reinforcement 7 and beam system as time be embedded in Liang Tizhong, the upper surface of billet and beam body upper surface flush;
After b, beam body set up, at the construction field (site) extrusome 16 and billet 5 are welded and fixed, and strengthen by ribs 13 welding; Also can be the disposable Liang Tizhong of being embedded in of whole L-type.
C, installation waterstop member 4 are to extrusome 16;
D, laying bridge deck pavement 6 are to extrusome 16, and upper surface flushes mutually.
Embodiment tetra-:
As shown in Figure 9, the difference of the expansion gap device of the present embodiment and embodiment 2 is the structure of extrusome and waterstop member, and construction sequence is identical with the construction sequence of embodiment 2.In the present embodiment, extrusome 16 adopts inner side to have the various irregular section bars of waterstop member mounting groove, and the both sides of waterstop member 4 are embedded in the mounting groove of irregular section bar.
Embodiment five:
As shown in figure 10, the expansion gap device extrusome 16 of the present embodiment adopts inner side to have the various irregular section bars of waterstop member mounting groove, and the both sides of waterstop member 4 are embedded in the mounting groove of irregular section bar.Compare with embodiment tri-, the expansion gap device in this embodiment has omitted billet 5, extrusome 16 directly and connecting reinforcement 7 is welded and fixed and beam system as time be embedded in Liang Tizhong.
The construction sequence of the expansion gap device of the present embodiment is as follows:
A, extrusome 16 be welded and fixed with connecting reinforcement 7 and beam system as time be embedded in Liang Tizhong, the upper surface of extrusome 16 and design deck asphalt layer upper surface flush;
After b, beam body set up, waterstop member 4 is installed to extrusome 16;
C, laying bridge deck pavement 6 are to extrusome 16, and upper surface flushes mutually.
Claims (10)
1. one kind without concrete type bridge expansion joint installation, comprise the first beam body (1), the second beam body (2) and the telescoping member that are separately positioned on bridge expanssion joint (3) both sides, it is characterized in that: on the surface at described the first beam body (1) and the contiguous shrinkage joint of the second beam body (2) (3), be preset with respectively billet (5), described telescoping member is arranged on described billet (5).
2. according to claim 1 without concrete type bridge expansion joint installation, it is characterized in that: at described billet (5) and corresponding beam body (1,2), be positioned on the surface in described telescoping member outside and be equipped with bridge deck pavement (6), and the upper surface of this bridge deck pavement (6) and the upper surface of telescoping member flush.
3. according to claim 1 without concrete type bridge expansion joint installation, it is characterized in that: it is upper that described billet is embedded in corresponding beam body (1,2), and the upper surface flush of billet is in the upper surface of this correspondence beam body (1,2).
4. according to claim 1 without concrete type bridge expansion joint installation, it is characterized in that: in the bottom of described billet (5), be fixed with the connecting reinforcement (7) being embedded in corresponding beam body (1,2).
According to described in claim 2 or 3 or 4 without concrete type bridge expansion joint installation, it is characterized in that: described telescoping member comprises the comb plate that mutual transpostion interval arranges, in the outside of described comb plate, be respectively equipped with an anti-collision baffle plate (9), described anti-collision baffle plate (9) is fixed on corresponding billet (5), described bridge deck pavement (6) is laid on the outside of anti-collision baffle plate (9), and the upper surface of described comb plate and anti-collision baffle plate (9) and the upper surface of described bridge deck pavement (6) flush.
6. according to claim 5 without concrete type bridge expansion joint installation, it is characterized in that: in the inner side of described anti-collision baffle plate (9) and the top that is positioned at billet (5) be cast with packed layer (10), described comb plate is located at the top of this packed layer (10).
7. according to claim 5 without concrete type bridge expansion joint installation, it is characterized in that: between the lateral surface of described anti-collision baffle plate (9) and billet (5), be provided with ribs (13).
According to described in arbitrary claim in claim 1 to 4 without concrete type bridge expansion joint installation, in the both sides of described shrinkage joint (3), be fixed with respectively a beam-ends dividing plate (15), waterstop member (4) is installed on beam-ends dividing plate (15).
According to described in claim 2 or 3 or 4 without concrete type bridge expansion joint installation, it is characterized in that: the end face of described billet (5) medial extremity is in bridge expanssion joint (3), described telescoping member comprises the extrusome (16) that is fixed on billet (5) medial extremity, the upper surface flush of described extrusome, in the upper surface of described bridge deck pavement (6), is provided with waterstop member (4) on extrusome (16).
10. according to claim 9 without concrete type bridge expansion joint installation, it is characterized in that: between the lateral surface of described extrusome (16) and billet (5), be provided with ribs (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320642510.XU CN203559345U (en) | 2013-10-17 | 2013-10-17 | Non-concrete bridge expansion joint device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320642510.XU CN203559345U (en) | 2013-10-17 | 2013-10-17 | Non-concrete bridge expansion joint device |
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| Publication Number | Publication Date |
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| CN203559345U true CN203559345U (en) | 2014-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320642510.XU Expired - Lifetime CN203559345U (en) | 2013-10-17 | 2013-10-17 | Non-concrete bridge expansion joint device |
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| CN (1) | CN203559345U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510468A (en) * | 2013-10-17 | 2014-01-15 | 宁波路宝科技实业集团有限公司 | Non-concrete type bridge expansion joint device |
| CN104358209A (en) * | 2014-11-25 | 2015-02-18 | 合肥国本桥梁特种构件有限公司 | Comb type shock absorption deflection bridge expansion device |
| CN104975562A (en) * | 2015-07-10 | 2015-10-14 | 泉州市洛江区大明鞋厂 | Bridge with automatic cleaning type expansion joint device with guide slots |
| CN104975561A (en) * | 2015-07-10 | 2015-10-14 | 汪涛 | Bridge with automatic cleaning type expansion joint device with cams |
-
2013
- 2013-10-17 CN CN201320642510.XU patent/CN203559345U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510468A (en) * | 2013-10-17 | 2014-01-15 | 宁波路宝科技实业集团有限公司 | Non-concrete type bridge expansion joint device |
| CN104358209A (en) * | 2014-11-25 | 2015-02-18 | 合肥国本桥梁特种构件有限公司 | Comb type shock absorption deflection bridge expansion device |
| CN104975562A (en) * | 2015-07-10 | 2015-10-14 | 泉州市洛江区大明鞋厂 | Bridge with automatic cleaning type expansion joint device with guide slots |
| CN104975561A (en) * | 2015-07-10 | 2015-10-14 | 汪涛 | Bridge with automatic cleaning type expansion joint device with cams |
| CN104975562B (en) * | 2015-07-10 | 2016-08-24 | 泉州市洛江区大明鞋厂 | A kind of bridge of the automatic cleaning type expansion gap device of band guide groove |
| CN104975561B (en) * | 2015-07-10 | 2016-08-31 | 温岭市锦鹏日用品有限公司 | A kind of bridge of the automatic cleaning type expansion gap device of strap cam |
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