CN109098082A - A kind of novel bridge building expanded joint structure - Google Patents
A kind of novel bridge building expanded joint structure Download PDFInfo
- Publication number
- CN109098082A CN109098082A CN201811223933.1A CN201811223933A CN109098082A CN 109098082 A CN109098082 A CN 109098082A CN 201811223933 A CN201811223933 A CN 201811223933A CN 109098082 A CN109098082 A CN 109098082A
- Authority
- CN
- China
- Prior art keywords
- joint structure
- beam body
- fixed
- sealant
- builds
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000565 sealant Substances 0.000 claims abstract description 22
- 239000004575 stone Substances 0.000 claims abstract description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 239000006260 foam Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 229920002323 Silicone foam Polymers 0.000 claims description 4
- 239000010425 asbestos Substances 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 4
- 235000013312 flour Nutrition 0.000 claims description 4
- 229910052895 riebeckite Inorganic materials 0.000 claims description 4
- 239000003566 sealing material Substances 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 4
- 239000013514 silicone foam Substances 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 238000005452 bending Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000012779 reinforcing material Substances 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- BVPWJMCABCPUQY-UHFFFAOYSA-N 4-amino-5-chloro-2-methoxy-N-[1-(phenylmethyl)-4-piperidinyl]benzamide Chemical compound COC1=CC(N)=C(Cl)C=C1C(=O)NC1CCN(CC=2C=CC=CC=2)CC1 BVPWJMCABCPUQY-UHFFFAOYSA-N 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/06—Arrangement, construction or bridging of expansion joints
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a kind of novel bridges to build expanded joint structure, is related to technical field of bridge engineering.The present invention includes beam body and the expansion joint that is between adjacent segment beam body, in expansion joint and it is located at two sections of beam body surfaces and is respectively and fixedly provided with a supporting table, pressure relief device is fixed at the top of supporting table, transverse joint plate is fixed at the top of pressure relief device, sealant is provided at the top of transverse joint plate, it is provided with graded broken stone layer at the top of sealant, is provided with pave-load layer at the top of graded broken stone layer.The present invention is slided by the way that two supporting tables are opposite, eliminate the bridge influence that deformation occurs generates, avoid bridge floor bending, so that bridge floor is straight, reduce traffic blows, improve the service life of expanded joint structure, kinetic energy can be absorbed rapidly after by the impact load, impact load is effectively buffered, the generation of vehicle bump at bridge ends is effectively avoided.
Description
Technical field
The invention belongs to technical field of bridge engineering, build expanded joint structure more particularly to a kind of novel bridge.
Background technique
With season and temperature control, it is existing that the cool contracting of heat expansion occurs in the bridges center sill structure such as freely-supported bridge and Continuous Bridge
As.Need to be arranged between adjacent bridge panel expansion joint thus to meet bridge superstructure by temperature change, concrete
It creeps, the dilatation and rotational deformation of the generations such as drying shrinkage and load.
Existing bridge expansion joint structure is mostly directly exposed, due to being exposed to air, dust, sundries clast, vapour for a long time
In the environment of tail gas and acid rain, it is caused gradually to damage and greatly reduce service life.Simultaneously by vehicle long lasting for
Repeated stock, filler is easy protuberance and recess, causes traffic blows larger through the long-term Impact Load of vehicle, for a long time
Aging occurs and falls off using easy, crack and water leakage corrodes bridge span structure, can also generate and seriously affect to the health at expansion joint.It stretches
Contracting crack structure, with the deformation that the deformation of bridge also can be sent out certain, causes bridge face to go out when the cool contracting phenomenon of heat expansion occurs in bridge
It now rises and falls, is aggravated by vehicle repeated stock situation, so that expanded joint structure Acceptable life reduces.
Summary of the invention
The purpose of the present invention is to provide a kind of novel bridges to build expanded joint structure, solves existing expanded joint structure
Exposed to be easy protuberance in the external world and be recessed, traffic blows are larger, with the deformation that the deformation of bridge also can be sent out certain, effectively make
The problem of with the lost of life.
In order to solve the above technical problems, the present invention is achieved by the following technical solutions:
The present invention is that a kind of novel bridge builds expanded joint structure, including beam body and is in stretching between adjacent segment beam body
Contracting seam in the expansion joint and is located at two sections of beam body surfaces and is respectively and fixedly provided with a supporting table, interlocks between two supporting tables
Grafting, the supporting table top is fixed with pressure relief device, transverse joint plate is fixed at the top of the pressure relief device, described
It is provided with sealant at the top of transverse joint plate, graded broken stone layer, setting at the top of the graded broken stone layer are provided at the top of the sealant
There is pave-load layer.
The supporting table includes fixed plate, is fixed with limitting casing and support rod at the top of the fixed plate, on the limitting casing
The limited mouth matched with support rod is offered, the support rod surface offers mounting hole.
Further, the pressure relief device includes fixed frame, and the bottom of the fixed frame inner wall is fixed with guide rod, institute
It states fixed frame bottom and offers venthole, the guide rod top slide is combined with support base, runs through at the top of the support base and fix
Frame is fixedly connected with transverse joint plate bottom, and the guide rod surface is surrounded with spring, and the spring is located at support base bottom and consolidates
Determine between frame inner wall bottom.
Further, the fixed frame bottom offers the fixation hole matched with mounting hole, and the fixed frame bottom is opened
Equipped with the air discharge duct matched with venthole.
Further, the transverse joint plate is symmetricly set at the top of support base, there are flexible gap between two transverse joint plates,
There are filling gaps between the two transverse joint plate sides and beam body.
Further, the support base bottom offers the slideway matched with guide rod, and the guide rod surface is slidably matched
Restraining position ring block, the stop collar is between spring top and support base bottom.
Further, the sealant is formed by silicone foam sealant, and the pave-load layer is using epoxy resin as matrix material
Material, using silica flour and asbestos fibre as reinforcing material.
Further, foam joint sealing material is filled in the gap between the pave-load layer and graded broken stone layer and beam body.
The invention has the following advantages:
1, the present invention is slided by the way that two supporting tables are opposite, eliminates the bridge influence that deformation occurs generates, it is grand to avoid bridge floor
It rises or recess reduces traffic blows, improve the service life of expanded joint structure so that bridge floor is straight.
2, the present invention being used cooperatively by pressure relief device, sealant, graded broken stone layer and pave-load layer, can by
Kinetic energy is absorbed rapidly after to impact load, and impact load is effectively buffered, the impact of dynamic load by vehicle is reduced significantly, prolongs
Long life improves road-ability, weakens destruction of the impact load to fabric, graded broken stone layer and pave-load layer enhancing
The rigidity of sealant can effectively avoid the generation of vehicle bump at bridge ends.
3, sealant and foam joint sealing material of the present invention improves the sealing performance at expansion joint, effectively avoids rain during the work time
The entrance of water, sundries etc. improves the service life of the expanded joint structure.
4, the present invention is arranged in parallel by sealant, graded broken stone layer and pave-load layer and bridge face, so that driving is than seamed
Bridge floor it is more stable, comfortable, noiseless, with small vibration.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the structural schematic diagram that novel bridge of the present invention builds expanded joint structure；
Fig. 2 is supporting table of the present invention and the structural schematic diagram that pressure relief device matches；
Fig. 3 is the structural schematic diagram of pressure relief device of the present invention；
Fig. 4 is the structural schematic diagram of supporting table of the present invention；
In attached drawing, parts list represented by the reference numerals are as follows:
1- beam body, the expansion joint 2-, 3- supporting table, 301- fixed plate, 302- limitting casing, 303- support rod, 3021- limit
Mouthful, 3031- mounting hole, 4- pressure relief device, 401- fixed frame, 402- guide rod, 403- venthole, 404- support base, 405-
Spring, 406- fixation hole, 407- slideway, 5- transverse joint plate, 6- sealant, 7- graded broken stone layer, 8- pave-load layer.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
It please refers to shown in Fig. 1-4, the present invention is that a kind of novel bridge builds expanded joint structure, including beam body 1 and is in phase
Expansion joint 2 between adjacent segment beam body 1 in expansion joint 2 and is located at two sections of 1 surfaces of beam body and is respectively and fixedly provided with a supporting table 3, and two
Interlock grafting between supporting table 3, is fixed with pressure relief device 4 at the top of supporting table 3, the top of pressure relief device 4 is fixed with
Transverse joint plate 5 is provided with sealant 6 at the top of transverse joint plate 5, and graded broken stone layer 7 is provided at the top of sealant 6, and graded broken stone has good
Good intensity, graded broken stone layer 7 can effectively enhance the rigidity of sealant and the stability on expansion joint, can effectively avoid end of the bridge
The generation of vehicle phenomenon is jumped, is provided with pave-load layer 8 at the top of graded broken stone layer 7；
Supporting table 3 includes fixed plate 301, is fixed with limitting casing 302 and support rod 303, limitting casing at the top of fixed plate 301
The limited mouth 3021 matched with support rod 303 is offered on 302,303 surface of support rod offers mounting hole 3031.
Wherein, pressure relief device 4 includes fixed frame 401, and the bottom of 401 inner wall of fixed frame is fixed with guide rod 402, fixed
401 bottom of frame offers venthole 403, and 402 top slide of guide rod is combined with support base 404, runs through at the top of support base 404 and fix
Frame 401 is fixedly connected with 5 bottom of transverse joint plate, and 402 surface of guide rod is surrounded with spring 405, and spring 405 is located at support base 404
Between 401 inner wall bottom of bottom and fixed frame.
Wherein, 401 bottom of fixed frame offers the fixation hole 406 matched with mounting hole 3031, and 401 bottom of fixed frame is opened
Equipped with the air discharge duct matched with venthole 403.
Wherein, transverse joint plate 5 is symmetricly set at the top of support base 404, and there are flexible gap between two transverse joint plates 5, two across seam
Lead to transverse joint plate 5 there are filling gap between 5 side of plate and beam body 1, when can be to avoid expansion joint contraction deformation occurs to influence
Top level structure.
Wherein, 404 bottom of support base offers the slideway 407 matched with guide rod 402, and 402 surface of guide rod is slidably matched
Restraining position ring block, stop collar are located between 404 bottom of 405 top of spring and support base.
Wherein, sealant 6 is formed by silicone foam sealant, and silicone foam sealant waterproof, seepage control itself is had excellent performance,
Sealant mats formation with bridge and is connected simultaneously, substantially increases waterproof performance, pave-load layer 8 taking epoxy resin as a matrix material,
Using silica flour and asbestos fibre as reinforcing material, silica flour is capable of the intensity of reinforced epoxy, asbestos fibre reinforced epoxy tree
The corrosion-resistant of rouge material, high temperature resistant and damping performance, it is existing that pave-load layer 8 makes vehicle smoothly be not susceptible to jump vehicle in the process of moving
As reducing impact.
Wherein, foam joint sealing material, foam joint filling are filled in the gap between pave-load layer 8 and graded broken stone layer 7 and beam body 1
Expect that light, specific strength is high, absorbable impact load, heat-insulated and good seal performance, can effectively avoid rainwater, sundries from entering, shape
At effective sealing structure, the structure inside expansion joint is protected.
One concrete application of the present embodiment are as follows: when telescopic deformation occurs for bridge, two supporting tables can occur between each other
Slide displacement eliminates that deformation occurs at expansion joint and causes expanded joint structure deformation occurs bring adverse effect, and stretch seam surface knot
Structure will not swell, and while so that vehicle driving is steady, will not damage expanded joint structure, pressure relief device can be effective
Dampening shock loads are able to carry out effective release to impact caused by driving, avoid because being led to expansion joint by impact for a long time
Structural failure improves the service life of expanded joint structure.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (7)
1. a kind of novel bridge builds expanded joint structure, including beam body (1) and the expansion joint being between adjacent segment beam body (1)
(2), it is characterised in that:
In the expansion joint (2) and it is located at two sections of beam body (1) surfaces and is respectively and fixedly provided with a supporting table (3), two supporting tables
(3) interlock grafting between, is fixed with pressure relief device (4) at the top of the supporting table (3), the pressure relief device (4)
Top is fixed with transverse joint plate (5), is provided with sealant (6) at the top of the transverse joint plate (5), is provided at the top of the sealant (6)
Graded broken stone layer (7), graded broken stone layer (7) top are provided with pave-load layer (8)；
The supporting table (3) includes fixed plate (301), is fixed with limitting casing (302) and support rod at the top of the fixed plate (301)
(303), the limited mouth (3021) matched with support rod (303), the support rod are offered on the limitting casing (302)
(303) surface offers mounting hole (3031).
2. a kind of novel bridge according to claim 1 builds expanded joint structure, which is characterized in that the pressure release dress
Setting (4) includes fixed frame (401), and the bottom of fixed frame (401) inner wall is fixed with guide rod (402), the fixed frame (401)
Bottom offers venthole (403), and guide rod (402) top slide is combined with support base (404), the support base (404)
Top is fixedly connected through fixed frame (401) with transverse joint plate (5) bottom, and guide rod (402) surface is surrounded with spring
(405), the spring (405) is located between support base (404) bottom and fixed frame (401) inner wall bottom.
3. a kind of novel bridge according to claim 2 builds expanded joint structure, which is characterized in that the fixed frame
(401) bottom offers the fixation hole (406) matched with mounting hole (3031), fixed frame (401) bottom offer with
The air discharge duct that venthole (403) matches.
4. a kind of novel bridge according to claim 1 builds expanded joint structure, which is characterized in that the transverse joint plate (5)
It is symmetricly set at the top of support base (404), there are flexible gap, two transverse joint plate (5) sides between two transverse joint plates (5)
There are filling gaps between beam body (1).
5. a kind of novel bridge according to claim 2 builds expanded joint structure, which is characterized in that the support base
(404) bottom offers the slideway (407) matched with guide rod (402), and guide rod (402) surface is sliding combined with limit
Ring, the stop collar are located between spring (405) top and support base (404) bottom.
6. a kind of novel bridge according to claim 1 builds expanded joint structure, which is characterized in that the sealant (6)
It is formed by silicone foam sealant, the pave-load layer (8) is to increase with silica flour and asbestos fibre taking epoxy resin as a matrix material
Strong material.
7. a kind of novel bridge according to claim 1 builds expanded joint structure, which is characterized in that the pave-load layer (8)
Foam joint sealing material is filled in gap between graded broken stone layer (7) and beam body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811223933.1A CN109098082A (en) | 2018-10-19 | 2018-10-19 | A kind of novel bridge building expanded joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811223933.1A CN109098082A (en) | 2018-10-19 | 2018-10-19 | A kind of novel bridge building expanded joint structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109098082A true CN109098082A (en) | 2018-12-28 |
Family
ID=64869258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811223933.1A Pending CN109098082A (en) | 2018-10-19 | 2018-10-19 | A kind of novel bridge building expanded joint structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109098082A (en) |
Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000072316A (en) * | 2000-08-29 | 2000-12-05 | 문영규 | Construction Method of Bridge Deck Joints or Structure Junctions Using Polymer Modified Asphalt Sealant & Bridge Deck Joints for the same |
| JP2001234504A (en) * | 2000-02-23 | 2001-08-31 | Sho Bond Constr Co Ltd | Bridge expansion joint |
| KR20060027605A (en) * | 2004-09-23 | 2006-03-28 | 주식회사 에스코테크놀로지 | Expansion jointing apparatus for a bridge |
| KR20090033671A (en) * | 2007-10-01 | 2009-04-06 | 손기택 | Bridge for absorbing vibration |
| KR100894542B1 (en) * | 2008-11-18 | 2009-04-24 | 주식회사 승화이엔씨 | Jointless bridge |
| CN202787067U (en) * | 2012-08-02 | 2013-03-13 | 浙江宏达建设集团有限公司 | Bridge seamless type expansion joint structure |
| CN104746425A (en) * | 2014-04-29 | 2015-07-01 | 合肥工业大学 | Bridge expansion joint structure |
| CN104818669A (en) * | 2015-05-11 | 2015-08-05 | 苏交科集团股份有限公司 | Slipping type seamless telescopic device |
| CN105735118A (en) * | 2016-04-07 | 2016-07-06 | 郑州市市政维护工程有限公司 | Heat-contraction and cold-expansion medium and small bridge seamless retraction device and construction process thereof |
| CN106029601A (en) * | 2014-01-17 | 2016-10-12 | 陆克瑟克里特有限责任公司 | Cement compositions, structures, and methods of use |
| KR20170014097A (en) * | 2015-07-28 | 2017-02-08 | (주)지승컨설턴트 | Construction method of jointless bridge with reinforced earth retaining wall and spread bearing block |
| US20170121918A1 (en) * | 2015-10-14 | 2017-05-04 | Heeron Tech(Wuhan)New Materials Co., Ltd. | Epoxy mortar adapted in bridge expansion joint and construction method thereof |
| CN206219977U (en) * | 2016-11-06 | 2017-06-06 | 朱学文 | A kind of bridge composite seamless expansion joint |
| CN206448157U (en) * | 2017-02-14 | 2017-08-29 | 王劲松 | A kind of bridge composite seamless expansion joint |
| CN206828955U (en) * | 2017-06-10 | 2018-01-02 | 李麒 | A kind of bridge composite seamless expansion joint |
| CN107675618A (en) * | 2017-10-30 | 2018-02-09 | 安徽省交通控股集团有限公司 | A kind of unit covers tooth retractor device |
| CN108035245A (en) * | 2017-12-26 | 2018-05-15 | 福州大学 | Novel fabricated seamless expansion-contraction devices and its construction method |
| CN207582295U (en) * | 2017-12-04 | 2018-07-06 | 四川建筑职业技术学院 | A kind of Highway Bridge Expansion Joint structure |
| CN208995909U (en) * | 2018-10-19 | 2019-06-18 | 佛山科学技术学院 | A kind of novel bridge building expanded joint structure |
-
2018
- 2018-10-19 CN CN201811223933.1A patent/CN109098082A/en active Pending
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001234504A (en) * | 2000-02-23 | 2001-08-31 | Sho Bond Constr Co Ltd | Bridge expansion joint |
| KR20000072316A (en) * | 2000-08-29 | 2000-12-05 | 문영규 | Construction Method of Bridge Deck Joints or Structure Junctions Using Polymer Modified Asphalt Sealant & Bridge Deck Joints for the same |
| KR20060027605A (en) * | 2004-09-23 | 2006-03-28 | 주식회사 에스코테크놀로지 | Expansion jointing apparatus for a bridge |
| KR20090033671A (en) * | 2007-10-01 | 2009-04-06 | 손기택 | Bridge for absorbing vibration |
| KR100894542B1 (en) * | 2008-11-18 | 2009-04-24 | 주식회사 승화이엔씨 | Jointless bridge |
| CN202787067U (en) * | 2012-08-02 | 2013-03-13 | 浙江宏达建设集团有限公司 | Bridge seamless type expansion joint structure |
| CN106029601A (en) * | 2014-01-17 | 2016-10-12 | 陆克瑟克里特有限责任公司 | Cement compositions, structures, and methods of use |
| CN104746425A (en) * | 2014-04-29 | 2015-07-01 | 合肥工业大学 | Bridge expansion joint structure |
| CN104818669A (en) * | 2015-05-11 | 2015-08-05 | 苏交科集团股份有限公司 | Slipping type seamless telescopic device |
| KR20170014097A (en) * | 2015-07-28 | 2017-02-08 | (주)지승컨설턴트 | Construction method of jointless bridge with reinforced earth retaining wall and spread bearing block |
| US20170121918A1 (en) * | 2015-10-14 | 2017-05-04 | Heeron Tech(Wuhan)New Materials Co., Ltd. | Epoxy mortar adapted in bridge expansion joint and construction method thereof |
| CN105735118A (en) * | 2016-04-07 | 2016-07-06 | 郑州市市政维护工程有限公司 | Heat-contraction and cold-expansion medium and small bridge seamless retraction device and construction process thereof |
| CN206219977U (en) * | 2016-11-06 | 2017-06-06 | 朱学文 | A kind of bridge composite seamless expansion joint |
| CN206448157U (en) * | 2017-02-14 | 2017-08-29 | 王劲松 | A kind of bridge composite seamless expansion joint |
| CN206828955U (en) * | 2017-06-10 | 2018-01-02 | 李麒 | A kind of bridge composite seamless expansion joint |
| CN107675618A (en) * | 2017-10-30 | 2018-02-09 | 安徽省交通控股集团有限公司 | A kind of unit covers tooth retractor device |
| CN207582295U (en) * | 2017-12-04 | 2018-07-06 | 四川建筑职业技术学院 | A kind of Highway Bridge Expansion Joint structure |
| CN108035245A (en) * | 2017-12-26 | 2018-05-15 | 福州大学 | Novel fabricated seamless expansion-contraction devices and its construction method |
| CN208995909U (en) * | 2018-10-19 | 2019-06-18 | 佛山科学技术学院 | A kind of novel bridge building expanded joint structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104746425B (en) | A kind of bridge expansion joint structure | |
| US20120227193A1 (en) | Method of upgrading seismic performance of existing spillway piers on dams and coupled earthquake-resistant structure | |
| CN110656589B (en) | Bridge expansion joint intelligent repairing device with damping effect and construction method | |
| CN208995909U (en) | A kind of novel bridge building expanded joint structure | |
| CN205636485U (en) | Bridge telescoping device of making an uproar falls in damping | |
| CN207891756U (en) | A kind of road and bridge crack reparation telescopic device | |
| CN110171768A (en) | A kind of derrick tower and the crossing construction safeguard containing it | |
| CN109098082A (en) | A kind of novel bridge building expanded joint structure | |
| JP4881018B2 (en) | Vibration control structure | |
| CN210767945U (en) | Brick-concrete building with underground added layer | |
| KR101779256B1 (en) | Non-Bearing and Jointless Bridge Structure | |
| CN210482631U (en) | All-steel multi-section connection ultra-long buckling-restrained brace with internal connection constraint | |
| CN208395655U (en) | Crawler belt auxiliary slider formula antidetonation expansion joint | |
| CN114214923A (en) | Bridge damping cantilever system | |
| CN209703861U (en) | A kind of construction drainage pipe exterior wall installation fixed structure | |
| CN108625280A (en) | A kind of bridge expanded joint structure and its construction method | |
| CN207160281U (en) | A kind of civil engineering dilatation joint waterproof structure | |
| CN208280387U (en) | A kind of subway masonry anti-collapse device of partition wall | |
| CN205976599U (en) | Constructional steel support frame | |
| CN220058374U (en) | Expansion joint waterproof construction | |
| CN205676773U (en) | A kind of bridge expanssion joint | |
| CN108487061A (en) | Crawler belt auxiliary slider formula antidetonation expansion joint | |
| CN220686360U (en) | Building structure seam structure | |
| CN219344109U (en) | Assembled frame node adopting steel plate hoops | |
| CN220150639U (en) | Semi-concealed curtain wall structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181228 |