CN103711074B - Gapless-type large-displacement highway foot-bridge expansion device - Google Patents
Gapless-type large-displacement highway foot-bridge expansion device Download PDFInfo
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- CN103711074B CN103711074B CN201310744970.8A CN201310744970A CN103711074B CN 103711074 B CN103711074 B CN 103711074B CN 201310744970 A CN201310744970 A CN 201310744970A CN 103711074 B CN103711074 B CN 103711074B
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- shaped steel
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- movable comb
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 53
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 10
- 239000010935 stainless steel Substances 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 54
- 239000010959 steel Substances 0.000 claims description 54
- 244000126211 Hericium coralloides Species 0.000 claims description 45
- 230000000694 effects Effects 0.000 claims description 16
- 230000007797 corrosion Effects 0.000 claims description 6
- 238000005260 corrosion Methods 0.000 claims description 6
- 239000002390 adhesive tape Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 229910000746 Structural steel Inorganic materials 0.000 abstract 7
- 230000000712 assembly Effects 0.000 abstract 2
- 238000000429 assembly Methods 0.000 abstract 2
- 230000006978 adaptation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a gapless-type large-displacement highway foot-bridge expansion device which comprises a fixed comb plate and movable comb plates. A stainless steel plate is fixedly connected to the top face of the fixed comb plate. The fixed comb plate and the two movable comb plates are totally covered with the stainless steel plate. A piece of middle beam structural steel is arranged on the bottom face of the fixed comb plate. Pieces of middle beam structural steel and pieces of edge beam structural steel are arranged on the bottom faces of the movable comb plates. The pieces of edge beam structural steel are fixedly arranged on the end face, on the two sides of an expansion joint, of a bridge body. Supporting transverse beams are arranged below the fixed comb plate and the movable comb plates. The two ends of each supporting transverse beam are inserted into a fixed displacement box and a movable displacement box respectively. The fixed displacement box and the movable displacement box are fixedly connected with the pieces of edge beam structural steel on the end face, on the two sides of the expansion joint, of the bridge body. The supporting transverse beams are movably sleeved with a plurality of hanging bracket assemblies corresponding to the pieces of middle beam structural steel. The hanging bracket assemblies are fixedly connected with the pieces of middle beam structural steel. According to the gapless-type large-displacement highway foot-bridge expansion device, no gap is formed in the surface, the phenomenon that the heels of pedestrians are caught in gaps of the expansion device is avoided, and the tooth warping phenomenon caused when the bridge body rotates by an angle is avoided.
Description
Technical field
The present invention relates to a kind of Expansion Units for Highway Bridges, particularly relate to a kind of Gapless-type large-displacement highway foot-bridge expansion device.
Background technology
At present, traditional modular expansion device can meet beam body along bridge to elongation and contraction, have that driving is smooth-going, impact force is little, supporting capacity is comparatively strong and there is the features such as excellent multidirectional displacement capabilities, but all there is gap on stretching device surface in traditional modular expansion device, work as pedestrian, particularly Ms's high-heeled shoes are when stretching device surface, and heel is easily absorbed in the gap on stretching device surface, can have a strong impact on safety and the comfortableness of walking.
Another kind of Expansion Units for Highway Bridges is the board-like stretching device of comb, this device has graceful outward appearance, apply comparatively extensive in the less bridge of carrying, but the bearing capacity of the board-like stretching device of comb is less and well solve bridge multi-directional deflection corner problem.Because movable comb tooth plate, fixed fingers plate are individually fixed on the curb girder body of shrinkage joint two, when beam body produces vertical deformation because of various load action, movable, fixed fingers plate will stick up tooth phenomenon, causes a hidden trouble to vehicle and pedestrains safety.
In order to meet the requirement that on walking bridge, stretching device walking is seamless, and the needs of bridge three-dimensional rotation can be solved again, the invention provides a kind of board-like for comb stretching device and modulus type are stretched dress advantages to together with stretching device, attractive appearance, bearing capacity is strong, also meets the demand of stretching device seamless surface and adaptation bridge multi-directional deflection simultaneously.
Summary of the invention
Object of the present invention is just to provide a kind of Gapless-type large-displacement highway foot-bridge expansion device, can meet the demand of stretching device seamless surface and adaptation bridge multi-directional deflection, thus solve above-mentioned prior art Problems existing completely.
Object of the present invention is realized by following technical proposals:
A kind of Gapless-type large-displacement highway foot-bridge expansion device, comprise fixed fingers plate and movable comb tooth plate, the beam end of body of Highway Bridge Expansion Joint both sides is respectively equipped with movable comb tooth plate, between two movable comb tooth plates, fixed fingers plate is set, the comb of fixed fingers plate both sides and the comb transpostion interval of movable comb tooth plate are arranged, to be connected corrosion resistant plate at fixed fingers plate top surface, corrosion resistant plate covers fixed fingers plate and two pieces of movable comb tooth plates completely; Be provided with central sill shaped steel in fixed fingers plate bottom surface, movable comb tooth plate bottom surface is provided with stainless steel slide plate, central sill shaped steel and side bar shaped steel, and side bar shaped steel is fixedly arranged on the beam body end face of both sides, shrinkage joint; Bearing cross beam is provided with in the below of central sill shaped steel, bearing cross beam two ends insert fixed displacement case and activity displacement case respectively, fixed displacement case and activity displacement case are fixedly connected with the side bar shaped steel of shrinkage joint two curb girder body end face respectively, the multiple hanging holder set of corresponding central sill shaped steel pivot bush unit on bearing cross beam, hanging holder set and central sill shaped steel are connected.
Further, when there is maximum displacement at shrinkage joint, corrosion resistant plate still covers two pieces of movable comb tooth plates completely.
Further, some fixed fingers plates and movable comb tooth plate is set up in parallel between the beam end of body of bridge expanssion joint both sides, central sill shaped steel is provided with below fixed fingers plate and movable comb tooth plate, spaced set bearing cross beam below central sill shaped steel, is connected by link assembly between the fixed fingers plate between adjacent bearing cross beam and the central sill shaped steel of movable comb tooth plate.
Further, described link assembly is quadric chain.
Further, described link assembly comprises Connection Block and hinged successively from beginning to end connecting rod one, connecting rod two, connecting rod three, connecting rod four, connecting rod five, connecting rod six, be hinged in the middle part of connecting rod two He in the middle part of connecting rod five, and be connected with the central sill shaped steel under fixed fingers plate by Connection Block, connecting rod one is connected with the central sill shaped steel under the movable comb tooth plate of side by Connection Block with the hinged end of connecting rod six, and connecting rod three is connected with the central sill shaped steel under opposite side movable comb tooth plate by Connection Block with the hinged end of connecting rod four.
Further, described bearing cross beam upper surface is coordinated with hanging holder set by sliding bearing, and soffit coordinates with hanging holder set by compressing supporting.
Further, described bearing cross beam upper surface coordinates with fixed displacement case and activity displacement case by compressing supporting, and soffit is coordinated with fixed displacement case and activity displacement case by sliding bearing.
Further, between the central sill shaped steel under described fixed fingers plate and the central sill shaped steel under movable comb tooth plate, waterproof adhesive tape is set, between side bar shaped steel and central sill shaped steel, water-proof sealing rubber strip is set.
Compared with prior art, beneficial effect of the present invention is:
1. the appearance looks elegant of stretching device;
2. stretching device seamless surface gap, can avoid pedestrian's (particularly Ms's high-heeled shoes) heel part to be absorbed in the gap of stretching device;
3. what avoid that the board-like stretching device of traditional comb causes when beam body generation corner sticks up tooth phenomenon;
4. each part replacement of stretching device is convenient.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the A-A sectional view in Fig. 1;
Fig. 3 is the B-B sectional view in Fig. 1;
Fig. 4 is the structural representation of fixed fingers plate in Fig. 1;
Fig. 5 is the structural representation of movable comb tooth plate in Fig. 1;
Fig. 6 is the structural representation of link assembly of the present invention;
Fig. 7 is C-C sectional view in Fig. 6;
Fig. 8 is D-D sectional view in Fig. 6;
Fig. 9 is E-E sectional view in Fig. 6.
Detailed description of the invention
Below in conjunction with specific embodiments and the drawings, the present invention is further illustrated.
As shown in Figures 1 to 9, a kind of Gapless-type large-displacement highway foot-bridge expansion device, comprise along shrinkage joint arrange some to fixed fingers plate 1 and movable comb tooth plate 2, the beam end of body of Highway Bridge Expansion Joint both sides arranges movable comb tooth plate 2 respectively, between two movable comb tooth plates 2, fixed fingers plate 1 is set, the comb of fixed fingers plate 1 both sides and the comb transpostion interval of movable comb tooth plate 2 are arranged, to be connected figured stainless steel plate 3 at fixed fingers plate 1 end face, figured stainless steel plate 3 covers fixed fingers plate 1 and two pieces of movable comb tooth plates 2 completely, when there is maximum displacement at shrinkage joint, figured stainless steel plate 3 still covers two pieces of movable comb tooth plates 2 completely.Be provided with central sill shaped steel 4 in fixed fingers plate 1 bottom surface, movable comb tooth plate 2 bottom surface is provided with stainless steel slide plate 16, central sill shaped steel 4 and side bar shaped steel 5, and side bar shaped steel 5 is fixedly arranged on the beam body end face of both sides, shrinkage joint; Some bearing cross beams 6 are equidistantly provided with below fixed fingers plate 1 and movable comb tooth plate 2, bearing cross beam 6 one end fits fixed displacement case 7, fixed displacement case 7 is fixedly connected with the side bar shaped steel 5 of side, shrinkage joint, the other end activity cooperation activity displacement case 8 of bearing cross beam 6, activity displacement case 8 is fixedly connected with the side bar shaped steel 5 of shrinkage joint opposite side.
See Fig. 2, described bearing cross beam 6 upper surface coordinates with fixed displacement case 7 and activity displacement case 8 by compressing supporting, soffit is coordinated with fixed displacement case 7 and activity displacement case 8 by sliding bearing, thus ensure that bearing cross beam 6 closely constrains in fixed displacement case 7 and activity displacement case 8, and guarantee activity displacement case 8 is smooth-going with bearing cross beam 6 relative sliding.
See Fig. 3, the multiple hanging holder set 9 of corresponding central sill shaped steel 4 pivot bush unit on bearing cross beam 6, hanging holder set 9 is connected with the central sill shaped steel 4 under fixed fingers plate 1 and movable comb tooth plate 2.Connected by link assembly 10 between fixed fingers plate 1 between adjacent bearing cross beam 6 and the central sill shaped steel 4 below movable comb tooth plate 2.
Described bearing cross beam 6 upper surface is coordinated with hanging holder set 9 by sliding bearing, and soffit coordinates with hanging holder set 9 by compressing supporting.By sliding bearing and compression supporting, bearing cross beam 6 is closely constrained in hanging holder set 9, and ensure that bearing cross beam 6 and hanging holder set 9 relative sliding are smooth-going.
See Fig. 3 and Fig. 6, described link assembly 10 comprises Connection Block 107 and connecting rod 1 hinged successively from beginning to end, connecting rod 2 102, connecting rod 3 103, connecting rod 4 104, connecting rod 5 105, connecting rod 6 106, be hinged in the middle part of connecting rod 2 102 He in the middle part of connecting rod 5 105, and be connected with the central sill shaped steel 4 under fixed fingers plate 1 by Connection Block 107, connecting rod 1 is connected with the central sill shaped steel 4 under side movable comb tooth plate 2 by Connection Block 107 with the hinged end of connecting rod 6 106, connecting rod 3 103 is connected with the central sill shaped steel 4 under opposite side movable comb tooth plate 2 by Connection Block 107 with the hinged end of connecting rod 4 104.
See Fig. 7 to Fig. 9, described connecting rod 1, connecting rod 2 102, connecting rod 3 103, connecting rod 4 104, connecting rod 5 105, connecting rod 6 106 hinged end each other are all connected with hexagon slotted nut 13 by bolt 11, hex nut 12, and to be coordinated with hexagon slotted nut 13 and bolt 11 by cottor pin 14 that to carry out machinery locking, when ensureing this stretching device displacement, each connecting bolt, nut can not get loose.
See Fig. 2 and Fig. 3, between the central sill shaped steel 4 under described fixed fingers plate 1 and the central sill shaped steel 4 under movable comb tooth plate 2, waterproof adhesive tape 15 is set, water-proof sealing rubber strip 17 is set between side bar shaped steel 5 and central sill shaped steel 4, thus ensures the watertightness of whole stretching device.
When beam body stretches, done together by the central sill shaped steel 4 under beam body drive activity displacement case 8, side bar shaped steel 5, movable comb tooth plate 2 and movable comb tooth plate 2 and move in the same way, the comb of movable comb tooth plate 2 and the comb of fixed fingers plate 1 slide on stainless steel slide plate 16, controlled the uniformity of gap width by link assembly 10, thus realize Telescopic.And due to fixed fingers plate 1 and two pieces of movable comb tooth plates 2 covering figured stainless steel plate 3 completely, therefore gap is blocked fully, and the heel part that completely avoid pedestrian is absorbed in the gap of stretching device.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a Gapless-type large-displacement highway foot-bridge expansion device, comprise fixed fingers plate and movable comb tooth plate, the beam end of body of highway walking bridge expanssion joint both sides is respectively equipped with movable comb tooth plate, between two movable comb tooth plates, fixed fingers plate is set, the comb of fixed fingers plate both sides and the comb transpostion interval of movable comb tooth plate are arranged, it is characterized in that:
To be connected corrosion resistant plate at fixed fingers plate top surface, corrosion resistant plate covers fixed fingers plate and two pieces of movable comb tooth plates completely;
Be provided with central sill shaped steel in fixed fingers plate bottom surface, movable comb tooth plate bottom surface is provided with stainless steel slide plate, central sill shaped steel and side bar shaped steel, and side bar shaped steel is fixedly arranged on the beam body end face of both sides, shrinkage joint;
Bearing cross beam is provided with in the below of central sill shaped steel, bearing cross beam two ends insert fixed displacement case and activity displacement case respectively, fixed displacement case and activity displacement case are fixedly connected with the side bar shaped steel of shrinkage joint two curb girder body end face respectively, the multiple hanging holder set of corresponding central sill shaped steel pivot bush unit on bearing cross beam, hanging holder set and central sill shaped steel are connected.
2. Gapless-type large-displacement highway foot-bridge expansion device according to claim 1, is characterized in that: when there is maximum displacement at shrinkage joint, corrosion resistant plate still covers two pieces of movable comb tooth plates completely.
3. Gapless-type large-displacement highway foot-bridge expansion device according to claim 1, it is characterized in that: between the beam end of body of bridge expanssion joint both sides, be set up in parallel some fixed fingers plates and movable comb tooth plate, central sill shaped steel is provided with below fixed fingers plate and movable comb tooth plate, spaced set bearing cross beam below central sill shaped steel, is connected by link assembly between the fixed fingers plate between adjacent bearing cross beam and the central sill shaped steel of movable comb tooth plate.
4. Gapless-type large-displacement highway foot-bridge expansion device according to claim 3, is characterized in that: described link assembly is quadric chain.
5. Gapless-type large-displacement highway foot-bridge expansion device according to claim 3, it is characterized in that: described link assembly comprises Connection Block and connecting rod one hinged successively from beginning to end, connecting rod two, connecting rod three, connecting rod four, connecting rod five, connecting rod six, be hinged in the middle part of connecting rod two He in the middle part of connecting rod five, and be connected with the central sill shaped steel under fixed fingers plate by Connection Block, connecting rod one is connected with the central sill shaped steel under the movable comb tooth plate of side by Connection Block with the hinged end of connecting rod six, connecting rod three is connected with the central sill shaped steel under opposite side movable comb tooth plate by Connection Block with the hinged end of connecting rod four.
6. the Gapless-type large-displacement highway foot-bridge expansion device according to any one of claim 1 to 5, is characterized in that: described bearing cross beam upper surface is coordinated with hanging holder set by sliding bearing, and soffit coordinates with hanging holder set by compressing supporting.
7. Gapless-type large-displacement highway foot-bridge expansion device according to claim 6, it is characterized in that: described bearing cross beam upper surface coordinates with fixed displacement case and activity displacement case by compressing supporting, and soffit is coordinated with fixed displacement case and activity displacement case by sliding bearing.
8. Gapless-type large-displacement highway foot-bridge expansion device according to claim 7, it is characterized in that: between the central sill shaped steel under described fixed fingers plate and the central sill shaped steel under movable comb tooth plate, waterproof adhesive tape is set, between side bar shaped steel and central sill shaped steel, water-proof sealing rubber strip is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310744970.8A CN103711074B (en) | 2013-12-31 | 2013-12-31 | Gapless-type large-displacement highway foot-bridge expansion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310744970.8A CN103711074B (en) | 2013-12-31 | 2013-12-31 | Gapless-type large-displacement highway foot-bridge expansion device |
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| Publication Number | Publication Date |
|---|---|
| CN103711074A CN103711074A (en) | 2014-04-09 |
| CN103711074B true CN103711074B (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310744970.8A Active CN103711074B (en) | 2013-12-31 | 2013-12-31 | Gapless-type large-displacement highway foot-bridge expansion device |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105442440A (en) * | 2015-12-31 | 2016-03-30 | 中国一冶集团有限公司 | Cross-linking-type curved-beam-bridge combined expansion joint |
| CN106996079B (en) * | 2017-05-23 | 2023-06-13 | 成都市新筑交通科技有限公司 | Novel vibration-resistant noise-reducing multidirectional-displacement comb plate type telescopic device and mounting method thereof |
| CN107165044B (en) * | 2017-06-12 | 2023-05-05 | 四川双建路桥机械有限责任公司 | Large-displacement sidewalk telescopic device |
| CN109736191A (en) * | 2019-03-21 | 2019-05-10 | 衡水双盛工程橡胶有限公司 | Unit assembled big displacement resisting deflection multi-directional deflection comb plate, comb joint bridge extension joint |
| CN109736192B (en) * | 2019-03-21 | 2023-11-17 | 双盛交通科技有限公司 | Screw-free pre-pressing type large-displacement deflection resistance multidirectional deflection comb-shaped plate bridge expansion device |
| CN110144816A (en) * | 2019-06-20 | 2019-08-20 | 路宝高分子材料科技有限公司 | A kind of expansion gap device with non-motor vehicle anti-sunken function |
| CN111119039B (en) * | 2019-12-31 | 2021-11-23 | 山西省交通新技术发展有限公司 | Displacement device for plate type expansion joint of highway bridge |
| CN111676811B (en) * | 2020-05-26 | 2021-11-23 | 尉氏县通达公路养护工程有限公司 | Bridge expansion joint device |
| CN112195771A (en) * | 2020-09-18 | 2021-01-08 | 中盛路桥科技有限公司 | Bridge expansion device |
| CN112962445B (en) * | 2021-04-02 | 2023-01-17 | 安徽安能建设集团有限公司 | Seamless large-displacement highway walking bridge expansion device |
| CN113216426B (en) * | 2021-05-28 | 2022-03-22 | 杭州万庄建筑科技有限公司 | Seamless self-adjusting expansion joint device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3418830B2 (en) * | 2000-11-21 | 2003-06-23 | ニッタ株式会社 | Water stoppage material for play spaces |
| CN202430628U (en) * | 2011-12-16 | 2012-09-12 | 成都市新筑路桥机械股份有限公司 | Ultra-large displacement bridge telescopic device |
| CN203639815U (en) * | 2013-12-31 | 2014-06-11 | 成都市新筑路桥机械股份有限公司 | Seamless type large-displacement road footbridge expansion device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100411511B1 (en) * | 2001-08-02 | 2003-12-18 | 주식회사 일원티이씨 | Expansion jointing apparatus for a bridge |
| KR100743044B1 (en) * | 2006-07-31 | 2007-07-26 | 주식회사 일원테크 | Earthquake-resistant expansion joint |
-
2013
- 2013-12-31 CN CN201310744970.8A patent/CN103711074B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3418830B2 (en) * | 2000-11-21 | 2003-06-23 | ニッタ株式会社 | Water stoppage material for play spaces |
| CN202430628U (en) * | 2011-12-16 | 2012-09-12 | 成都市新筑路桥机械股份有限公司 | Ultra-large displacement bridge telescopic device |
| CN203639815U (en) * | 2013-12-31 | 2014-06-11 | 成都市新筑路桥机械股份有限公司 | Seamless type large-displacement road footbridge expansion device |
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| CN103711074A (en) | 2014-04-09 |
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Effective date of registration: 20240118 Address after: 611400 No. 799, hope road, Wujin street, Xinjin District, Chengdu, Sichuan (Industrial Park) Patentee after: Chengdu Xinzhu Transportation Technology Co.,Ltd. Address before: 611430 Xinjin Industrial Park, Sichuan, Chengdu Patentee before: CHENGDU XINZHU ROAD & BRIDGE MACHINERY Co.,Ltd. |
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