CN109267477A - A kind of track girder joint plate and its pedestal module and track girder jointing apparatus - Google Patents
A kind of track girder joint plate and its pedestal module and track girder jointing apparatus Download PDFInfo
- Publication number
- CN109267477A CN109267477A CN201811332559.9A CN201811332559A CN109267477A CN 109267477 A CN109267477 A CN 109267477A CN 201811332559 A CN201811332559 A CN 201811332559A CN 109267477 A CN109267477 A CN 109267477A
- Authority
- CN
- China
- Prior art keywords
- track girder
- plate
- tooth form
- form cantilever
- joint plate
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Classifications
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- 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
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B25/00—Tracks for special kinds of railways
- E01B25/08—Tracks for mono-rails with centre of gravity of vehicle above the load-bearing rail
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Road Paving Structures (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a kind of track girder joint plate, including finger-type panel, finger-type panel is provided with tooth form cantilever end, and the bottom of each tooth form cantilever end is provided with the support plate for being parallel to its length direction, and support plate is supported in the end face of vertical transition joint face.This track girder joint plate, optimize the design of finger-type panel, support plate supports with the side end face of tooth form cantilever end and track beam body connect respectively, so as to improve the stress condition of former tooth form cantilever end, a variety of stress that its water surface is born preferably are transmitted to the track girder of bottom, increase the Anti-pull-press performance of tooth form cantilever end, under identical stress condition, the length of tooth form cantilever end can be shortened, and other corresponding each structure sizes, jointing apparatus can still obtain preferable seam effect in the case where volume-diminished.The invention also discloses a kind of track girder manifold type joint plate pedestal module and a kind of track girder jointing apparatus.
Description
Technical field
The present invention relates to monorail transit technical fields to further relate to one kind more specifically to a kind of track girder joint plate
Track girder manifold type joint plate pedestal module, further to a kind of track girder jointing apparatus.
Background technique
With the development of the numerous small and medium-sized cities in China, it would be highly desirable to solve the mode of urban public transport trip, wherein straddle-type
Monorail transit has many advantages, such as that investment is small, short time limit, O&M cost is low, environment friendly is strong, which is effectively to solve
The reliable selection of one kind of the outstanding day by day problem of these urban public transports.
But guideway beam system should in conjunction with each city weather, environment, in terms of difference reasonably select,
Middle large span, the beam-ends expansion joint of continuous system guideway beam are larger, according to the common small finger plate form across simply supported beam
Jointing apparatus, will bring that jointing apparatus is larger, concreting compactness is difficult to ensure under panel seat, jointing apparatus anchoring connects
Connecing reliability reduces, increases the problem of some column such as wheel wear and skidding.
In conclusion how to efficiently solve common monorail track beam joint designs reliability it is low be difficult to adapt to large span,
The technical problem of continuous system track girder pontic etc. is current those skilled in the art's urgent problem.
Summary of the invention
In view of this, the first purpose of this invention is to provide a kind of track girder joint plate, the track girder joint plate
Structure design can efficiently solve that common monorail track beam joint designs reliability is low to be difficult to adapt to large span, continuous system rail
The technical issues of road beam bridge body, a second object of the present invention is to provide a kind of track girder couplings including above-mentioned track girder joint plate
Box-like joint plate pedestal module, the present invention also provides a kind of track girders including above-mentioned track girder manifold type joint plate pedestal module
Jointing apparatus.
In order to reach above-mentioned first purpose, the invention provides the following technical scheme:
A kind of track girder joint plate, including finger-type panel, the finger-type panel are provided with for being mutually inserted cooperation, with structure
At the tooth form cantilever end of transition joint face, the bottom of each tooth form cantilever end is provided with the branch for being parallel to its length direction
Fagging, the support plate are supported in the end face of the vertical transition joint face.
Preferably, in above-mentioned track girder joint plate, the finger-type panel includes being integrally connected to the tooth form cantilever end group
The seam anchor plate in portion, for being anchored with beam body top surface.
Preferably, in above-mentioned track girder joint plate, the bottom end of the support plate is fixedly connected with connecting plate, the connecting plate
For being anchored with the side end face of beam body.
Preferably, in above-mentioned track girder joint plate, the distance between adjacent described tooth form cantilever end and tooth form cantilever end sheet
The width of body matches, the tooth form cantilever end male-female engagement for stretching out with opposite side beam body.
Track girder joint plate provided by the invention, including finger-type panel, the finger-type panel are provided with for being mutually inserted
Cooperation, the tooth form cantilever end to constitute transition joint face, the bottom of each tooth form cantilever end, which is provided with, is parallel to its length
The support plate in direction is spent, the support plate is supported in the end face of the vertical transition joint face.This track girder joint plate, passes through
The tooth form cantilever end that track beam body interconnected is respectively stretched out is mutually inserted, and constitutes the transition face of seam, to reach connection
And the purpose to meet with stresses, this layout optimises the designs of finger-type panel, in its bottom supporting surface, support plate is set, support plate
Two right angle supporting surfaces support with the side end face of tooth form cantilever end and track beam body connect respectively, to substantially improve former tooth form
The stress condition of cantilever end, a variety of stress that its water surface is born preferably are transmitted to the track girder of bottom, increase tooth form
The Anti-pull-press performance of cantilever end can shorten the length of tooth form cantilever end and other are corresponding each under identical stress condition
Structure size, jointing apparatus can still obtain preferable seam effect in the case where volume-diminished, while also reduce finger
The uplift force of anchor structure after shape panel ensure that track beam body connecting portion is stronger.It is mentioned in conclusion this reality is novel
The track girder joint plate of confession efficiently solves the low large span, continuous of being difficult to adapt to of common monorail track beam joint designs reliability
The technical problem of system track girder pontic etc..
In order to reach above-mentioned second purpose, the present invention also provides a kind of track girder manifold type joint plate pedestal module,
The track girder manifold type joint plate pedestal module includes the walking surface pedestal panel seat with the anchoring of beam body seamed edge, further includes any of the above-described
Kind track girder joint plate, the track girder joint plate and walking surface pedestal panel seat installation are fixed.Due to above-mentioned track girder
Joint plate has above-mentioned technique effect, and the track girder manifold type joint plate pedestal module with the track girder joint plate should also have
Corresponding technical effect.
Preferably, in above-mentioned track girder manifold type joint plate pedestal module, the walking surface pedestal panel seat include for
The walking surface base plate of track top surface of the beam anchoring, and the end-plate for being anchored with track girder side end face；The walking surface pedestal
Plate and the end-plate delivery position constitute the right angle bending structure with the cooperation of track girder seamed edge.
Preferably, in above-mentioned track girder manifold type joint plate pedestal module, the right angle crooked place is evenly distributed with more
A concave notches, the concave notches are used to accommodate the tooth form cantilever end of track girder opposite side, in track girder docking, wherein side
The concave notches of track girder and the tooth form cantilever end of another track girder in opposite side slidably insert cooperation.
Preferably, in above-mentioned track girder manifold type joint plate pedestal module, the walking surface base plate and end-plate two sides
It is also connected with guide surface base plate, the guide surface base plate is used to anchor with the side of track girder.
Invention further provides a kind of track girder jointing apparatus, which includes any of the above-described kind
Track girder manifold type joint plate pedestal module.Since above-mentioned track girder manifold type joint plate pedestal module is imitated with above-mentioned technology
Fruit, the track girder jointing apparatus with the track girder manifold type joint plate pedestal module should also have corresponding technical effect.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of track girder joint plate provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the walking surface pedestal panel seat cooperated with track girder joint plate.
It is marked in attached drawing as follows:
Seam anchor plate 1, connecting plate 2, support plate 3, tooth form cantilever end 4, walking surface base plate 5, end-plate 6, guide surface
Base plate 7, concave notches 8.
Specific embodiment
The embodiment of the invention discloses a kind of track girder joint plates, to solve common monorail track beam joint designs reliability
The low technical problem for being difficult to adapt to large span, continuous system track girder pontic etc..
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 every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1, Fig. 2 are please referred to, Fig. 1 is the structural schematic diagram of track girder joint plate provided in an embodiment of the present invention；Fig. 2 be with
The structural schematic diagram of the walking surface pedestal panel seat of track girder joint plate cooperation.
Track girder joint plate provided by the invention, including finger-type panel, finger-type panel be provided with for be mutually inserted cooperation,
To constitute the tooth form cantilever end 4 of transition joint face, wherein tooth form cantilever end 4 is the other track girder joint location with opposite side
Corresponding region 4 male-female engagement of tooth form cantilever end, the bottom of each tooth form cantilever end 4, which is provided with, is parallel to its length direction
Support plate 3, support plate 3 is supported in the end face of vertical transition joint face.
This track girder joint plate is mutually inserted by the tooth form cantilever end 4 that track beam body interconnected is respectively stretched out,
The transition face of seam is constituted, to achieve the purpose that connect and meet with stresses, this layout optimises the designs of finger-type panel, at it
Support plate 3, two right angle supporting surfaces of support plate 3 side with tooth form cantilever end 4 and track beam body respectively is arranged in bottom supporting surface
End face support connection, to substantially improve the stress condition of former tooth form cantilever end 4, a variety of stress that its plane is born are more
Good transmits to the track girder of bottom, increases the Anti-pull-press performance of tooth form cantilever end 4；
By this structure, under identical stress condition, the length of tooth form cantilever end 4 can be shortened and other are corresponding
Each structure size, jointing apparatus can still obtain preferable seam effect in the case where volume-diminished, while also reduce
The uplift force of anchor structure after finger-type panel, herein it should be noted that the train load on existing tooth form cantilever end 4 is
Such as anchor bolt of anchor structure thereafter is passed to by the leverage of projective structure itself, is finally made by anchor structure
The steady of integral system is maintained to ensure that track beam body used in the panel seat for installing finger-type panel and the uplift force of track beam body
Connecting portion is stronger.To sum up, the track girder joint plate of the novel offer of this reality efficiently solves common monorail track beam and connects
Stitch the low technical problem for being difficult to adapt to large span, continuous system track girder pontic etc. of designed reliability.
Finger-type panel includes the seam anchor plate 1 for being integrally connected to 4 base portion of tooth form cantilever end, is used for and beam body top surface anchor
Gu；The bottom end of support plate 3 is fixedly connected with connecting plate 2, and connecting plate 2 is used to anchor with the side end face of beam body.Wherein preferably set
Meter is to be uniformly distributed mounting hole on seam anchor plate 1 and connecting plate 2, realizes that anchoring is fixed for being packed into anchor bolt.It is adjacent
The distance between tooth form cantilever end 4 is matched with the width of tooth form cantilever end 4 itself, the tooth form cantilever for stretching out with opposite side beam body
Hold 4 male-female engagements.
In technical solution provided in this embodiment, the installation fit system between finger-type panel and beam body is optimized, is passed through
Orthogonal seam anchor plate 1 and connecting plate 2 are fixed with the top surface in track girder body end portion and side end face anchoring respectively, wherein pushing up
Face is the walking surface of beam body；Wherein connecting plate 2 is that the further structure of support plate 3 extends, and connecting plate 2 is by each support plate 3
Bottom end by structure extension be fixedly connected, and by between connecting plate 2 and track beam body anchoring further by walking surface
Inside load transmission to track girder body, which enhances the stability that power is conducted between tooth form cantilever end 4 and beam body, improves
Beam body end face structure stress resistance energy.
The track girder joint plate provided in based on the above embodiment, the present invention also provides a kind of track girder manifold type seams
Panel seat module, the track girder manifold type joint plate pedestal module include the walking surface pedestal panel seat with the anchoring of beam body seamed edge, also
Including any one track girder joint plate in above-described embodiment, track girder joint plate and the installation of walking surface pedestal panel seat are fixed.By
The track girder joint plate in above-described embodiment is used in the track girder manifold type joint plate pedestal module, so the track girder coupling
The beneficial effect of box-like joint plate pedestal module please refers to above-described embodiment.
Wherein it should be noted that this track girder manifold type joint plate pedestal module in the present embodiment, refers to track
Seam construction between its top walking surface of beam seaming position, including one group of mutually matched walking surface pedestal panel seat and track girder
The setting quantity of joint plate, joint plate can be determined according to the width of track girder end, when track beam width is larger, for processing and
It is easy for installation, it multiple track girder joint plates can be selected is set side by side and be installed on the same walking surface pedestal panel seat.
It is cooperation in embodiment between walking surface pedestal panel seat and track girder end to optimize above-mentioned, further, row
Walking face pedestal panel seat includes the walking surface base plate 5 for anchoring with track top surface of the beam, and for anchoring with track girder side end face
End-plate 6；Walking surface base plate 5 and 6 delivery position of end-plate constitute the right angle bending structure with the cooperation of track girder seamed edge.I.e.
Walking surface pedestal panel seat includes hardened structure fixed with the orthogonal end face in beam body end two respectively, and the two is preferably bent
Molding integral structure, the structure are capable of the structural plane of effective protection track girder end, guarantee that it is not easy due to anchoring stress
Reason damage.
On the basis of the above embodiments, in order to optimize the mutual cooperation energy of two sections of track girders body end head interconnected
Power, it is further proposed that the structure of pluggable cooperation, specific: right angle crooked place is evenly distributed with multiple concave notches 8, spill
Notch 8 is used to accommodate the tooth form cantilever end 4 of track girder opposite side, in track girder docking, wherein concave notches 8 of side track girder
Cooperation is slidably inserted with the tooth form cantilever end 4 of another track girder in opposite side.
The design, in the structure of right angle crooked place, proposes further improvement, sets on it to walking surface pedestal panel seat
The concave notches 8 for being parallel to tooth form cantilever end 4 are set, in this way when two track girders interconnected dock, the wherein tooth of side
Shape cantilever end 4, the support plate 3 for referring in particular to its bottom can bend position into opposite side right angle when track beam body is close to each other
It, can be into one by forming support cooperation between concave notches 8 and the support plate of tooth form cantilever end 43 in the concave notches 8 set
Step ensures the stability of the power conducting structure of seaming position；
Further, the mating structure which forms, enabling between the track beam body of docking has preferably
Apart from control characteristic, to adapt to the thermal expansion condition of track beam body, and this also assures apart from control characteristic and does not sacrifice power
Premised on stability；The concave notches 8 avoid existing seam walking surface base in concreting as air hole simultaneously
The uncompacted phenomenon of concreting under seat board seat, it is ensured that the embedded quality of track girder joint plate panel seat.
It is on this basis the embedded stability for guaranteeing walking surface pedestal panel seat and track girder body end portion, is further walking
Face base plate 5 and 6 two sides of end-plate are also connected with guide surface base plate 7, and guide surface base plate 7 is for the side anchor with track girder
Gu.
Preferred design is that running face base plate 5, guide surface base plate 7 and end seal plate top surface are provided on this basis
The inline silk mouth of bolt, for anchoring joint plate；Between 7 walking surface base plate 5 of guide surface base plate and end-plate 6 be integrally formed or
The modes such as welding are fixedly connected, and further promote the embedded fixed mass between panel seat and concrete beam body with this configuration.It can
According to the beam slit width degree and train load size being connected, reinforcement anchor rod is added under the base plate of the running face joint plate
Part, it is described to reinforce the quantity of anchoring rod piece, length and determine with the angle of base plate according to calculating.
The track girder manifold type joint plate pedestal module provided in based on the above embodiment, the present invention also provides a kind of rails
Road beam jointing apparatus, the track girder jointing apparatus include any one track girder manifold type joint plate pedestal mould in above-described embodiment
Block.Since the track girder jointing apparatus uses the track girder manifold type joint plate pedestal module in above-described embodiment, so should
The beneficial effect of track girder jointing apparatus please refers to above-described embodiment.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (9)
1. a kind of track girder joint plate, which is characterized in that including finger-type panel, the finger-type panel is provided with for being mutually inserted
Cooperation, the tooth form cantilever end to constitute transition joint face, the bottom of each tooth form cantilever end, which is provided with, is parallel to its length
The support plate in direction is spent, the support plate is supported in the end face of the vertical transition joint face.
2. track girder joint plate according to claim 1, which is characterized in that the finger-type panel includes being integrally connected to institute
The seam anchor plate of tooth form cantilever end base portion is stated, for anchoring with beam body top surface.
3. track girder joint plate according to claim 2, which is characterized in that the bottom end of the support plate is fixedly connected with
Fishplate bar, the connecting plate are used to anchor with the side end face of beam body.
4. track girder joint plate according to claim 3, which is characterized in that the distance between adjacent described tooth form cantilever end
It is matched with the width of tooth form cantilever end itself, the tooth form cantilever end male-female engagement for being stretched out with opposite side beam body.
5. a kind of track girder manifold type joint plate pedestal module, which is characterized in that including the walking surface base anchored with beam body seamed edge
Seat board seat further includes such as the described in any item track girder joint plates of Claims 1-4, the track girder joint plate and the row
The installation of face pedestal panel seat is walked to fix.
6. track girder manifold type joint plate pedestal module according to claim 5, which is characterized in that the walking surface pedestal
Panel seat includes the walking surface base plate for anchoring with track top surface of the beam, and the end-plate for anchoring with track girder side end face；
The walking surface base plate and the end-plate delivery position constitute the right angle bending structure with the cooperation of track girder seamed edge.
7. track girder manifold type joint plate pedestal module according to claim 6, which is characterized in that the right angle bends position
It sets and is evenly distributed with multiple concave notches, the concave notches are used to accommodate the tooth form cantilever end of track girder opposite side, in track girder
When docking, wherein the tooth form cantilever end of the concave notches of side track girder and another track girder in opposite side, which slidably inserts, matches
It closes.
8. track girder manifold type joint plate pedestal module according to claim 7, which is characterized in that the walking surface pedestal
Plate and end-plate two sides are also connected with guide surface base plate, and the guide surface base plate is used to anchor with the side of track girder.
9. a kind of track girder jointing apparatus, which is characterized in that including the described in any item track girder couplings of such as claim 5 to 8
Formula joint plate pedestal module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811332559.9A CN109267477B (en) | 2018-11-09 | 2018-11-09 | Base module of rail beam joint plate and rail beam joint device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811332559.9A CN109267477B (en) | 2018-11-09 | 2018-11-09 | Base module of rail beam joint plate and rail beam joint device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109267477A true CN109267477A (en) | 2019-01-25 |
| CN109267477B CN109267477B (en) | 2023-03-10 |
Family
ID=65192467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811332559.9A Active CN109267477B (en) | 2018-11-09 | 2018-11-09 | Base module of rail beam joint plate and rail beam joint device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109267477B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109930480A (en) * | 2019-04-19 | 2019-06-25 | 中铁第四勘察设计院集团有限公司 | Dark anchor beam type comb-tooth bridge expansion device |
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|---|---|---|---|---|
| CH411017A (en) * | 1963-07-06 | 1966-04-15 | Esslingen Maschf | Covering device for expansion joints in bridges |
| JP2002309508A (en) * | 2001-04-11 | 2002-10-23 | Motonosuke Arai | Expansion device for highway bridge |
| KR100823347B1 (en) * | 2007-12-28 | 2008-04-17 | 하진영 | A vibration reduce type expansion joint structure with drain box |
| CN202577144U (en) * | 2012-05-22 | 2012-12-05 | 衡水鑫盛达工程橡胶有限公司 | Comb type expansion joint |
| CN105507140A (en) * | 2016-01-14 | 2016-04-20 | 山东省路桥集团有限公司 | Integrated integral installation comb plate expansion joint device and construction method |
| CN106087727A (en) * | 2016-08-08 | 2016-11-09 | 武汉耐久伸缩工程有限公司 | A kind of prepressing type Multidirectional displacement bridge expansion device |
| CN206607496U (en) * | 2017-04-11 | 2017-11-03 | 河南汇新工程科技有限公司 | Bridge expanssion joint bracing means |
| CN209397487U (en) * | 2018-11-09 | 2019-09-17 | 重庆单轨交通工程有限责任公司 | A kind of track girder joint plate and its pedestal module and track girder jointing apparatus |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH411017A (en) * | 1963-07-06 | 1966-04-15 | Esslingen Maschf | Covering device for expansion joints in bridges |
| JP2002309508A (en) * | 2001-04-11 | 2002-10-23 | Motonosuke Arai | Expansion device for highway bridge |
| KR100823347B1 (en) * | 2007-12-28 | 2008-04-17 | 하진영 | A vibration reduce type expansion joint structure with drain box |
| CN202577144U (en) * | 2012-05-22 | 2012-12-05 | 衡水鑫盛达工程橡胶有限公司 | Comb type expansion joint |
| CN105507140A (en) * | 2016-01-14 | 2016-04-20 | 山东省路桥集团有限公司 | Integrated integral installation comb plate expansion joint device and construction method |
| CN106087727A (en) * | 2016-08-08 | 2016-11-09 | 武汉耐久伸缩工程有限公司 | A kind of prepressing type Multidirectional displacement bridge expansion device |
| CN206607496U (en) * | 2017-04-11 | 2017-11-03 | 河南汇新工程科技有限公司 | Bridge expanssion joint bracing means |
| CN209397487U (en) * | 2018-11-09 | 2019-09-17 | 重庆单轨交通工程有限责任公司 | A kind of track girder joint plate and its pedestal module and track girder jointing apparatus |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109930480A (en) * | 2019-04-19 | 2019-06-25 | 中铁第四勘察设计院集团有限公司 | Dark anchor beam type comb-tooth bridge expansion device |
| CN109930480B (en) * | 2019-04-19 | 2024-03-26 | 中铁第四勘察设计院集团有限公司 | Hidden anchor cantilever beam type comb-tooth bridge expansion device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109267477B (en) | 2023-03-10 |
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