CN203270451U - Structure of bridge expansion joint - Google Patents
Structure of bridge expansion joint Download PDFInfo
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- CN203270451U CN203270451U CN 201320319773 CN201320319773U CN203270451U CN 203270451 U CN203270451 U CN 203270451U CN 201320319773 CN201320319773 CN 201320319773 CN 201320319773 U CN201320319773 U CN 201320319773U CN 203270451 U CN203270451 U CN 203270451U
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- expansion joint
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- joint
- shrinkage joint
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Abstract
The utility model discloses a structure of a bridge expansion joint. The structure of the bridge expansion joint comprises a T-shaped plate member, of which the cross section is T-shaped in a longitudinal direction along a bridge. A web plate of the T-shaped plate member is inserted into the expansion joint, the web plate and a wing plate of the T-shaped plate member are adhesively fixed with two side walls of the expansion joint. In terms of the characteristic of the expansion joint, the T-shaped plate member is adopted as a middle connection piece with high-strength, high-sealing performance and high-fit degree so that sealing strength of two sides of the expansion joint and capability of bearing an external force can be enhanced; such defects as a welding connection between the expansion joint and a bridge structure, long-time construction and interrupted traffic are prevented; a simplified construction of the expansion joint facilitates examining and clearing away dirt of a groove below the expansion joint; due to the fact that rebars are not needed to be cut during maintenance and replacement, therefore maintenance and replacement is simple and convenient. Therefore, characteristics of convenience, high efficiency, and good driving comfortableness are obtained for a new construction as well as a maintenance construction. The structure of the bridge expansion joint also has characteristics of watertightness, resistance to aging, fatigue, impact and corrosion.
Description
Technical field
The utility model belongs to building structure and bridge highway construction field, particularly a kind of bridge expanssion joint structure.
Background technology
Bridge is the requisite facility of road traffic, for guaranteeing under the impact of the factors such as temperature Change, creep and shrinkage of concrete and load action, bridge span structure can be by the graphic freely distortion of static(al), and guarantee that vehicle steadily passes through, should be between two adjacent beam-ends, between beam-ends and abutment parados, the shrinkage joint be set, and at the place, shrinkage joint, stretching device is set.
Bridge expanssion joint should satisfy following requirement:
(1) can satisfy the requirement of bridge free-extension, ensure enough strokes;
(2) stretching device is solid and reliable, is linked as integral body with bridge construction, and shock resistance is durable in use;
(3) bridge floor is smooth, and travelling is good, should be smooth-going when vehicle crosses, without kick and noise;
(4) having can safe waterproof and the structure of draining, prevents that effectively rainwater from infiltrating;
(5) can prevent effectively that rubbish from infiltrating obstruction.To be convenient to check and remove the dirt of seam lower groove for the shrinkage joint of open type;
(6) simple structure, construction, easy for installation, and maintenance, repairing and replacing are convenient;
(7) economic.
In prior art, the shrinkage joint of using in highway and Urban Bridge is of a great variety, main Types: the types such as U-shaped zinc-iron skin formula shrinkage joint, steel plate type shrinkage joint, interdigitated electrode structure shrinkage joint, TST elastic body flexible shrinkage joint.
The tradition bridge expanssion joint is to use steel as across the seam material, can directly bear wheel load, and strong shock resistance can adapt to beam-ends distortion in a big way, but have following shortcoming:
(1) planeness is not high, shrinkage joint and bridge construction welding, and the engineering time is long, and the time that suspends traffic is long;
(2) complex structure at shrinkage joint is not easy to check and remove the dirt that stitches lower groove;
(3) inspect and change difficulty, traditional shrinkage joint is changed generally will cut reinforcing bar.
Along with the increase of bridge, a large amount of Landscape Bridge, middle foot bridge adopt traditional bridge expanssion joint, the bridge expanssion joint engineering time will certainly occur long, and traffic is long off-period, affects the problem that citizen pass through; Particularly the bridge expanssion joint curing time is long, causes even local traffic paralysis of traffic jam, and bridge expanssion joint groove dirt stops up, and causes surface gathered water, affects traffic and the city is attractive in appearance.
Therefore, need a kind of bridge expanssion joint structure, the characteristics that no matter newly construction or maintenance construction all have conveniently, efficient is higher, bulk strength is higher, sealing is better, has road-ability preferably, simultaneously, have preferably waterproof, anti-aging, antifatigue, shock resistance, erosion-resisting characteristic.The utility model content
In view of this, the purpose of this utility model is to provide a kind of bridge expanssion joint structure, the characteristics that no matter newly construction or maintenance construction all have conveniently, efficient is higher, bulk strength is higher, sealing is better, has road-ability preferably, simultaneously, have preferably waterproof, anti-aging, antifatigue, shock resistance, erosion-resisting characteristic.
Bridge expanssion joint of the present utility model structure, comprise Yi Yanqiao longitudinally the cross section be the T shape board member of T shape, the web of described T shape board member is inserted at the shrinkage joint in and the web of T shape board member and wing plate bond with the two side, shrinkage joint fixes.
Further, the notch at described shrinkage joint seals by sealant tape;
The b class material of further, mating formation from down to up successively on described T shape board member and having intensity and flexible a class material and have planeness;
Further, the b class material upper surface after mating formation and the surface of the bridge layer upper surface of mating formation is concordant and longitudinally engage with the layer of mating formation;
Further, the web of described T shape board member and wing plate are adhesively fixed by sealant tape and two side, shrinkage joint, described sealant tape be filled in the shrinkage joint by the granule modified pitch of nano-rubber and the wing plate of two side, shrinkage joint and T shape board member between the gap form;
Further, the thickness of described b class material layer is 8cm;
Further, the web of described T shape board member and wing plate thickness are 1.0-1.2cm.
The beneficial effects of the utility model are: bridge expanssion joint structure of the present utility model, characteristics according to the shrinkage joint, adopt T shape board member as intermediate connector, increase the bulk strength at shrinkage joint, simultaneously, the web of T shape board member covers on the shrinkage joint and is bonded in the upper surface of shrinkage joint two curb girders, has sealing and a closing property preferably, increases the sealing intensity of both sides, shrinkage joint and the ability of bearing external force; Avoid the welding of shrinkage joint and bridge construction, the engineering time is long, the shortcoming that suspends traffic; Simplify the structure at shrinkage joint, be convenient to check and remove the dirt of seam lower groove; Because maintain and replace does not need to cut reinforcing bar, thereby the maintain and replace simple and fast; This shows, the utility model characteristics that no matter newly construction or maintenance construction all have conveniently, efficient is higher have road-ability preferably, simultaneously, have preferably waterproof, anti-aging, antifatigue, shock resistance, erosion-resisting characteristic.
Description of drawings
Below in conjunction with drawings and Examples, the utility model is further described.
Fig. 1 is expansion joint structure schematic cross-section of the present utility model.
The specific embodiment
The present embodiment adopts the bridge expanssion joint structure, Fig. 1 is expansion joint structure schematic cross-section of the present utility model, as shown in the figure, the expansion joint structure that utilizes the bridge expanssion joint structure of the present utility model, comprise Yi Yanqiao longitudinally the cross section be the T shape board member 6 of T shape, the web of described T shape board member 6 be inserted in shrinkage joint 7 and the web of T shape board member 6 and wing plate fixing with shrinkage joint 7 two sides bondings, the notch at shrinkage joint 7 seals by sealant tape 5; T shape board member 6 can adopt steel to make, and can be also the higher non-Steel material of intensity, such as macromolecule etc.
In the present embodiment, the notch at described shrinkage joint seals by sealant tape.
In the present embodiment, the web of described T shape board member 6 and wing plate are adhesively fixed by sealant tape 5 and 7 two sides, shrinkage joint, described sealant tape 5 be filled in the shrinkage joint by the granule modified pitch of nano-rubber and the wing plate of 7 two sides, shrinkage joint and T shape board member 6 between the gap form; As shown in the figure, the wing plate of T shape board member 6 is bonded in the beam 1 of the sidewall of shrinkage joint 7 correspondences, the upper surface of 1a, and web is bonded in 7 two sides, shrinkage joint, the i.e. end of adjacent beams by sealant tape 5; The notch sealing at shrinkage joint 7 is processed and is adopted T shape member 6 to be inserted into the interior also bonding in shrinkage joint 7 firmly, quick construction, and performance is firm; The notch at shrinkage joint 7 adopts the sealing of modified bitumen sealant tape, improves the seal at shrinkage joint.
In the present embodiment, mating formation from down to up successively on described T shape board member has intensity and flexible a class material and the b class material with planeness; Mat formation according to different stress conditions and state, have good durability, quick construction is simple, be well positioned to meet the shrinkage joint performance requirement, need not install special telescoping member, more be applicable to the Medium and small span bridge that stroke is no more than 60mm, and deck paving is bituminous concrete.
In the present embodiment, the b class material upper surface after mating formation and the surface of the bridge layer upper surface of mating formation is concordant and longitudinally engage with the layer of mating formation; Guarantee the planeness at place, shrinkage joint, thereby guarantee road-ability.
A class material of the present utility model and b class material;
Wherein said a class material comprises modified bitumen, graded broken stone and breeze, and the mass ratio of modified bitumen, graded broken stone and breeze is 1:12～15:1～2; Have voltage endurance preferably, as the larger pressure of basis opposing, extend the application life of whole expansion joint structure;
Graded broken stone component as the present embodiment has the parameter as following table:
Graded broken stone
Described b class material comprises rubber grain, special fine quartz sand and modified bitumen, and the mass ratio of described rubber grain, special fine quartz sand and heat modification pitch is 1～1.5:1～2:1; Adopt the combination material of a class material and b class material, the component of upper strata b class material can guarantee to have planeness and higher anti-wear performance preferably, extend the application life of expansion joint structure, and rigidity is close with deck paving, improves comfortableness;
Special fine quartz sand component as the present embodiment has the parameter as following table:
Special fine quartz sand
In the present embodiment, described modified bitumen is the granule modified pitch of nano-rubber; The granule modified pitch of nano-rubber makes materials processing of the present utility model simple, and efficient is high, and stability of material is high, and anti-aging, antifatigue, shock resistance, corrosion resistance are high;
Nano-rubber particle component as the granule modified pitch of nano-rubber of the present embodiment has the parameter as following table:
The nano-rubber particle
| Index | Unit | Technical requirements |
| Grain diameter | nm | 10-100 |
| Fugitive constituent (≤%) | % | 0.7 |
| Ash (≤%) | % | 0.20 |
| 300% stress at definite elongation (〉=MPa) | MPa | 2.2 |
| Hot strength (〉=MPa) | MPa | 8.0 |
| Elongation at break (〉=%) | % | 550 |
| Setafter break (≤%) | % | 40 |
| Shore hardness (A) | A | ≥70 |
| Melt flow rate (MFR) (g/10min) | min | 0.00-1.00 |
As the granule modified pitch of the nano-rubber of the present embodiment, have the parameter as following table:
The nano-scale particle modified bitumen
In the present embodiment, nano-rubber particle in mass ratio in the granule modified pitch of nano-rubber: the ratio of modified bitumen is 4～8:100;
Matrix pitch component as the present embodiment has the parameter as following table:
Matrix pitch
In the present embodiment, described rubber grain particle diameter is 0.5cm to 3cm, and this particle diameter can guarantee that not only b class material has certain elasticity, can also guarantee to have preferably making a concerted effort, thereby have intensity preferably.
In the present embodiment, in described a class material, the mass ratio of modified bitumen, graded broken stone and breeze is 1:13:1.5; In described b class material, the mass ratio of rubber grain, special fine quartz sand and modified bitumen is 1.2:1.5:1; Nano-rubber particle in mass ratio in the granule modified pitch of described nano-rubber: the ratio of pitch is 3:50.
In the present embodiment, the bi-material of different component and proportioning is mainly reflected in for superperformance of the present utility model:
(1) the granule modified pitch of nano-rubber shrinkage joint speed of application is fast, and efficiency of construction is high, the speed of application of a working group be 4～6 linear meter(lin.m.)s/hour.
(2) nano-rubber granule modified pitch shrinkage joint and flexible pavement rigidity approach, and can not produce at end of the bridge and significantly jump the car sense, and better road-ability is provided.
(3) the granule modified pitch of nano-rubber shrinkage joint is not subject to the impact of rain sewage, good water-proof effect.
(4) modified bitumen that uses of the granule modified pitch of nano-rubber shrinkage joint has anti-aging, antifatigue, shock resistance, erosion-resisting characteristic.
As the sealant tape that the granule modified pitch of the nano-rubber of the present embodiment forms, have the parameter of following table:
The modified bitumen sealant tape
In the present embodiment, the thickness of described b class material layer is 8cm;
In the present embodiment, web and the wing plate thickness of described T shape board member are 1.0-1.2cm.
Specific embodiment:
Embodiment one
Bridge expanssion joint structure of the present utility model comprises for a class material that is laid on successively from top to bottom the shrinkage joint and b class material;
Described a class material comprises modified bitumen, graded broken stone and breeze, and the mass ratio of modified bitumen, graded broken stone and breeze is 1:13:1.5;
Described b class material comprises rubber grain, special fine quartz sand and modified bitumen, and the mass ratio of described rubber grain, special fine quartz sand and modified bitumen is 1.2:1.5:1.
Modified bitumen in a class material and b class material is the granule modified pitch of nano-rubber, and nano-rubber particle in mass ratio in the granule modified pitch of nano-rubber: the ratio of pitch is 3:50, and rubber grain particle diameter is 0.5cm to 3cm;
The present embodiment is used for aforesaid expansion joint structure, and waterproof effect is better, is not subject to the impact of rainwater, sewage, and anti-aging, antifatigue, shock resistance, the characteristic such as anticorrosive are better, and the more existing expansion joint structure in shrinkage joint obviously extends application life.
Embodiment two
Bridge expanssion joint structure of the present utility model comprises for a class material that is laid on successively from top to bottom the shrinkage joint and b class material;
Described a class material comprises modified bitumen, graded broken stone and breeze, and the mass ratio of modified bitumen, graded broken stone and breeze is 1:12:2;
Described b class material comprises rubber grain, special fine quartz sand and modified bitumen, and the mass ratio of described rubber grain, special fine quartz sand and modified bitumen is 1:2:1.
Modified bitumen in a class material and b class material is the granule modified pitch of nano-rubber, and nano-rubber particle in mass ratio in the granule modified pitch of nano-rubber: the ratio of pitch is 1:25, and rubber grain particle diameter is 0.5cm to 3cm;
The present embodiment is used for aforesaid expansion joint structure, waterproof effect is better, is not subject to the impact of rainwater, sewage, and anti-aging, antifatigue, shock resistance, the characteristic such as anticorrosive are better, the more existing expansion joint structure in shrinkage joint obviously extends application life, but effect is poor than embodiment one.
Embodiment three
Bridge expanssion joint structure of the present utility model comprises for a class material that is laid on successively from top to bottom the shrinkage joint and b class material;
Described a class material comprises modified bitumen, graded broken stone and breeze, and the mass ratio of modified bitumen, graded broken stone and breeze is 1:15:1;
Described b class material comprises rubber grain, special fine quartz sand and modified bitumen, and the mass ratio of described rubber grain, special fine quartz sand and modified bitumen is 1.5:1:1.
Modified bitumen in a class material and b class material is the granule modified pitch of nano-rubber, and nano-rubber particle in mass ratio in the granule modified pitch of nano-rubber: the ratio of pitch is 2:25, and rubber grain particle diameter is 0.5cm to 3cm;
The present embodiment is used for aforesaid expansion joint structure, waterproof effect is better, be not subject to the impact of rainwater, sewage, and anti-aging, antifatigue, shock resistance, the characteristic such as anticorrosive are better, the more existing expansion joint structure in shrinkage joint obviously extends application life, but effect is poor than embodiment one, and is close with embodiment two.
Material of the present utility model is used for the job practices at shrinkage joint:
(1) remove the foreign material such as bridge expanssion joint place bituminous mixture, exposed steel bar and unnecessary concrete; (2) preparation nano-rubber granule modified pitch adds nano level rubber grain in the middle of No. 70 matrix pitches to, and the nano-rubber particle: the ratio of modified bitumen is 4～8:100, and mixes; (3) prepare clean graded broken stone; (4) smear one deck modified bitumen at the bridge expanssion joint place, modified bitumen is smeared smooth; T shape board member is inserted in the shrinkage joint (5) that (steel plate of 1.0cm is adopted during less than 40cm in the shrinkage joint; The shrinkage joint is greater than during less than 60cm, adopting the steel plate of 1.2cm in 40cm), and bonding firm with modified bitumen sealant tape sealing gap; (6) modified bitumen and graded broken stone is even by the aforementioned ratio mix under 160 ℃ to 175 ℃, be prepared into the granule modified pitch of nano-rubber shrinkage joint a class material; (7) a class material that mixes is tiled on steel plate, tiling is extremely apart from deck paving end face 8cm place, and grinding compacting; (8) rubber grain, special fine quartz sand are mixed with modified bitumen, be prepared into the granule modified pitch b of nano-rubber class material; The material that mixes is tiled in the place, shrinkage joint, polishes while hot, put down on assurance bridge expanssion joint height and road surface.
Concrete application of the present utility model:
One, Duyun City teachers training school bridge bridge expanssion joint;
Guizhou Province In Qiannan Duyun City teachers training school bridge is Reinforced Concrete Bridge, 2011 through re-pave after reinforcing asphalt concrete pavement.The bridge expanssion joint width is 50cm, and totally 6, every length is 12 meters.Complete in September, 2012, and on the major trunk roads of Duyun City, traffic pressure is huge due to Duyun City teachers training school bridge location.Engineering adopts the method that carries on construction work at night, and 6 shrinkage joint use complete 2 nights altogether.
Construction sequence comprises:
(1) remove the foreign material such as bridge expanssion joint place bituminous mixture, exposed steel bar and unnecessary concrete; (2) preparation nano-rubber granule modified pitch, the nano-rubber particle is added in the middle of No. 70 matrix pitches, and mix the nano-rubber particle: pitch is 6:100; (3) prepare clean graded broken stone; (4) smear one deck modified bitumen at the bridge expanssion joint place, modified bitumen is smeared smooth; (5) be that the T steel board member of 1.0cm is inserted in the shrinkage joint with thickness, and bonding firmly with modified bitumen sealant tape sealing gap; (6) modified bitumen, graded broken stone, breeze is even at 160 ℃ to 175 ℃ lower mixs, be prepared into nano-rubber particle a class material, modified bitumen: graded broken stone: breeze is 1:12:1; (7) material that mixes is tiled on steel plate, tiles to bridge floor 8cm place, and grinding compacting; (8) the rubber grain of 0.5cm to 3cm particle diameter, special fine quartz sand are mixed with modified bitumen, be prepared into the granule modified pitch b of nano-rubber class material, mixed proportion rubber grain: special fine quartz sand: modified bitumen=1:2:1.The material that mixes is tiled in the place, shrinkage joint, polishes while hot, put down on assurance bridge expanssion joint height and road surface.
Two, Duyun City Xiyuan bridge bridge expanssion joint.
In Qiannan Duyun City Xiyuan, Guizhou Province bridge is Reinforced Concrete Bridge, re-pave in 2011 asphalt concrete pavement.The bridge expanssion joint width is 40cm, and totally 2, every length is 10 meters.Complete in September, 2012, and on the major trunk roads of Duyun City, traffic pressure is huge due to Duyun City Xiyuan bridge location.Engineering adopts the method that carries on construction work at night, and 2 shrinkage joint use complete 1 night altogether.
Construction sequence comprises:
(1) remove the foreign material such as bridge expanssion joint place bituminous mixture, exposed steel bar and unnecessary concrete; (2) preparation nano-rubber granule modified pitch, nano level rubber grain is added in the middle of No. 70 matrix pitches, and mix the nano-rubber particle: pitch is 6:100; (3) prepare clean graded broken stone; (4) smear one deck modified bitumen at the bridge expanssion joint place, modified bitumen is smeared smooth; (5) be that the T steel board member of 1.2cm is inserted in the shrinkage joint with thickness, and bonding firmly with modified bitumen sealant tape sealing gap; (6) modified bitumen, graded broken stone, breeze is even at 160 ℃ to 175 ℃ lower mixs, be prepared into nano-rubber particle a class material, modified bitumen: graded broken stone: breeze is 1:15:1; (7) material that mixes is tiled on steel plate, tiles to bridge floor 8cm place, and grinding compacting; (8) the rubber grain of 0.5cm to 3cm particle diameter, special fine quartz sand are mixed with modified bitumen, be prepared into the granule modified pitch b of nano-rubber class material, mixed proportion rubber grain: special fine quartz sand: modified bitumen=1:2:1.The material that mixes is tiled in the place, shrinkage joint, polishes while hot, put down on assurance bridge expanssion joint height and road surface.
Three, Duyun City Tao Xi garden bridge expanssion joint.
In Qiannan Duyun City Tao Xi garden, Guizhou Province bridge is Reinforced Concrete Bridge, re-pave in 2011 asphalt concrete pavement.The bridge expanssion joint width is 66cm, and totally 6, every length is 11 meters.Complete in October, 2012, and on the major trunk roads of Duyun City, traffic pressure is huge due to Duyun City Tao Xi garden bridge location.Engineering adopts the method that carries on construction work at night, and 6 shrinkage joint use complete 2 nights altogether.
Construction sequence comprises:
(1) remove the foreign material such as bridge expanssion joint place bituminous mixture, exposed steel bar and unnecessary concrete; (2) preparation nano-rubber granule modified pitch, nano level rubber grain is added in the middle of No. 70 matrix pitches, and mix the nano-rubber particle: pitch is 5:100; (3) prepare clean graded broken stone; (4) smear one deck modified bitumen at the bridge expanssion joint place, modified bitumen is smeared smooth; (5) be that the T steel board member of 1.2cm is inserted in the shrinkage joint with thickness, and bonding firmly with modified bitumen sealant tape sealing gap; (6) modified bitumen, graded broken stone, breeze is even at 160 ℃ to 175 ℃ lower mixs, be prepared into nano-rubber particle a class material, modified bitumen: graded broken stone: breeze is 1:15:1; (7) material that mixes is tiled on steel plate, tiles to bridge floor 8cm place, and grinding compacting; (8) the rubber grain of 0.5cm to 3cm particle diameter, special fine quartz sand are mixed with modified bitumen, be prepared into the granule modified pitch b of nano-rubber class material, mixed proportion rubber grain: special fine quartz sand: modified bitumen=1.2:2:1.The material that mixes is tiled in the place, shrinkage joint, polishes while hot, put down on assurance bridge expanssion joint height and road surface.
Explanation is at last, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to preferred embodiment, the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not breaking away from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (7)
1. bridge expanssion joint structure is characterized in that: comprise Yi Yanqiao longitudinally the cross section be the T shape board member of T shape, the web of described T shape board member is inserted at the shrinkage joint in and the web of T shape board member and wing plate bond with the two side, shrinkage joint fixes.
2. bridge expanssion joint according to claim 1 is constructed, and it is characterized in that: the notch at described shrinkage joint seals by sealant tape.
3. bridge expanssion joint according to claim 2 is constructed, and it is characterized in that: mating formation from down to up successively on described T shape board member has intensity and flexible a class material and the b class material with planeness.
4. bridge expanssion joint according to claim 3 structure is characterized in that: the b class material upper surface after mating formation and the surface of the bridge layer upper surface of mating formation is concordant and layer longitudinally engage with mating formation.
5. expansion joint structure according to claim 4, it is characterized in that: the web of described T shape board member and wing plate are adhesively fixed by sealant tape and two side, shrinkage joint, described sealant tape be filled in the shrinkage joint by the granule modified pitch of nano-rubber and the wing plate of two side, shrinkage joint and T shape board member between the gap form.
6. expansion joint structure according to claim 5, it is characterized in that: the thickness of described b class material layer is 8cm.
7. expansion joint structure according to claim 6, it is characterized in that: web and the wing plate thickness of described T shape board member are 1.0-1.2cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320319773 CN203270451U (en) | 2013-06-04 | 2013-06-04 | Structure of bridge expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320319773 CN203270451U (en) | 2013-06-04 | 2013-06-04 | Structure of bridge expansion joint |
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| CN203270451U true CN203270451U (en) | 2013-11-06 |
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| CN 201320319773 Expired - Fee Related CN203270451U (en) | 2013-06-04 | 2013-06-04 | Structure of bridge expansion joint |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104563026A (en) * | 2015-02-12 | 2015-04-29 | 袁燕萍 | Bridge gap residue cleaning device |
| CN104652326A (en) * | 2015-02-12 | 2015-05-27 | 王建定 | Bridge gap residue removing device capable of moving left and right by using sliding block |
| CN104818669A (en) * | 2015-05-11 | 2015-08-05 | 苏交科集团股份有限公司 | Slipping type seamless telescopic device |
| CN110004881A (en) * | 2019-04-24 | 2019-07-12 | 南京市水利规划设计院股份有限公司 | Structures and methods are repaired after the damage of water delivery culvert expansion joint sealing under a kind of dam |
| CN116497700A (en) * | 2023-04-24 | 2023-07-28 | 安徽省交通控股集团有限公司 | Seamless pile plate type road |
-
2013
- 2013-06-04 CN CN 201320319773 patent/CN203270451U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104563026A (en) * | 2015-02-12 | 2015-04-29 | 袁燕萍 | Bridge gap residue cleaning device |
| CN104652326A (en) * | 2015-02-12 | 2015-05-27 | 王建定 | Bridge gap residue removing device capable of moving left and right by using sliding block |
| CN104563026B (en) * | 2015-02-12 | 2016-05-11 | 袁燕萍 | A kind of bridge beam gap residue scavenge unit |
| CN104818669A (en) * | 2015-05-11 | 2015-08-05 | 苏交科集团股份有限公司 | Slipping type seamless telescopic device |
| CN110004881A (en) * | 2019-04-24 | 2019-07-12 | 南京市水利规划设计院股份有限公司 | Structures and methods are repaired after the damage of water delivery culvert expansion joint sealing under a kind of dam |
| CN116497700A (en) * | 2023-04-24 | 2023-07-28 | 安徽省交通控股集团有限公司 | Seamless pile plate type road |
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