CN201347522Y - Post-tensioned prestressing bearing platform type track plate of severe cold regions - Google Patents
Post-tensioned prestressing bearing platform type track plate of severe cold regions Download PDFInfo
- Publication number
- CN201347522Y CN201347522Y CNU2008202119087U CN200820211908U CN201347522Y CN 201347522 Y CN201347522 Y CN 201347522Y CN U2008202119087 U CNU2008202119087 U CN U2008202119087U CN 200820211908 U CN200820211908 U CN 200820211908U CN 201347522 Y CN201347522 Y CN 201347522Y
- Authority
- CN
- China
- Prior art keywords
- track plate
- track
- bearing platform
- post
- reinforcing bars
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The utility model discloses a post-tensioned prestressing bearing platform type track plate of severe cold regions. The thickness of the track plate is 200mm, the distance between fasteners of the track plate is 629mm, the corresponding standard length of the track plate is 4962mm, a bidirectional PC steel bar prestressing structure is utilized to scale and blank, a grounding terminal is arranged inside the track plate, correspondingly bearing platforms with the height of 20mm and the longitudinal distance of 629mm are additionally mounted under the steel track, two plastic sleeves are disposed inside each bearing platform, and the bearing platforms and the track plate body on the lower portion of each bearing platform form a concrete whole. The post-tensioned prestressing bearing platform type track plate has the advantages that construction is convenient because the space between the fasteners of the track plate realizes space equalization of fastener pivots on a principal mode 32m box girder of passenger special lines in our country, the concrete protection layer is thickened and frost resistance and durability is improved, which is favorable for water discharge around the fasteners, track lifting and track welding operation, increasing transmission distance of track signals and optimizing prestressing system in the prestressing concrete track plate, thereby simplifying operation work process, greatly improving production efficiency and meeting specific integrated grounding demands of the passenger special lines.
Description
Technical field
The utility model relates to the post-stressed bearing platform type track slab of a kind of severe cold area, and this track plate has good resistance severe cold performance.
Background technology
Domestic, international existing plate-type ballastless track all adopts frame type or flat track plate with the track plate, and is unfavorable to the anti-severe cold of track plate.The thickness of slab 190mm of track plate, reinforcement cover is little, and is unfavorable to the durability of reinforcing bar; The fastener spacing 625mm of track plate can not adapt to the homogenising of China Line for Passenger Transportation principal mode 32m case beam upper fastener length of support; Prestress system adopts steel hinge line and strand tapered anchorage, and operation is loaded down with trivial details, complicated; Earth terminal is not set in the plate, can not satisfies the system requirements of Line for Passenger Transportation integrated ground.
Summary of the invention
The technical problems to be solved in the utility model provides a kind of suitable severe cold area and uses, and is convenient to construction, can satisfy the post-stressed bearing platform type track slab of severe cold area of Line for Passenger Transportation integrated ground system requirements.
The technical scheme that the utility model adopted is: the thickness of track plate is 200mm, the fastener spacing 629mm of track plate, and respective standard rail plate long degree is 4962mm, adopts the prestressed, reinforced structure of two-way PC, the scale blanking; Be provided with earth terminal in the track plate.Set up cushion cap below the corresponding rail, two plastic bushings are set in each cushion cap, cushion cap height 20mm, longitudinal pitch 629mm, the track plate plate body of cushion cap and bottom is a concrete integral body, the junction is provided with circular arc chamfering for four jiaos, and track plate plate body both sides are symmetrical arranged four lifting nuts respectively, and track plate plate body two ends are symmetrical arranged a R300 semicircle orifice respectively.
The beneficial effects of the utility model are: the easy construction of pre-stress rail plate, the fastener spacing of track plate realize the homogenising of China Line for Passenger Transportation principal mode 32m case beam upper fastener length of support; Increase thickness of concrete cover, improve frost resistance and durability, increased support rail platform and foursquare arc chamfering, help fastener draining on every side, raise track and the operation of weldering rail, and can improve the transmission range of track signal, increase the moisture film resistance of track; Optimize prestress system in the prestressed concrete railway board, made the pre-stress construction operation of track plate simplify the big raising of production efficiency; Satisfy the specific requirement of Line for Passenger Transportation integrated ground.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described further
Fig. 1 is a track template formula size elevation of the present utility model
Fig. 2 is a track template formula size plan view of the present utility model
Fig. 3 is the B point enlarged drawing among Fig. 1
Fig. 4 is that presstressed reinforcing steel is arranged elevation
Fig. 5 is presstressed reinforcing steel plane of arrangement figure
Fig. 6 is the plain bars arrangement diagram
Fig. 7 is the A-A sectional view of Fig. 6
Fig. 8 is the B-B sectional view of Fig. 6
Number in the figure:
1, track plate plate body 2, cushion cap 3, pre-buried plastic bushing 4, lifting nut 5, semicircle orifice
6, φ 13 vertical no-cohesive prestressed reinforcements 7, φ 13 horizontal no-cohesive prestressed reinforcements
8, φ 12II level hot-rolled screw thread reinforcing bar 9, φ 12 epoxy coating reinforcing bars
10, φ 16I level hot-rolled screw thread reinforcing bar 11, φ 5 low-carbon (LC) cold drawn wires
12, earth terminal
Specific embodiment
As shown in Figure 1, 2, 3, this track plate comprises track plate plate body 1 and is loaded on cushion cap 2 below the rail, two plastic bushings 3 are set in the cushion cap 2, cushion cap 2 height 20mm, longitudinal pitch 629mm, cushion cap 2 is a concrete integral body with the track plate plate body 1 of bottom, the junction concrete form is seen B enlarged drawing among Fig. 1, track plate plate body 1 is of a size of 4962mm * 2400mm * 200mm, track plate plate body 1 both sides are symmetrical arranged four lifting nuts 4 respectively, and track plate plate body 1 two ends are symmetrical arranged a R300 semicircle orifice 5 respectively.
Shown in Fig. 4,5,6,7,8, prestress system vertically is provided with 8 Φ, 13 vertical no-cohesive prestressed reinforcements 6,16 Φ of horizontally set, 13 horizontal no-cohesive prestressed reinforcements 7 in the track plate; It is three Φ 12II level hot-rolled screw thread reinforcing bars 8 that the ordinary constitution reinforcing bar specifically is arranged as transverse reinforcement, with three Φ of longitudinal reinforcement, 12 epoxy coating reinforcing bars 9, a Φ 16I level hot-rolled screw thread reinforcing bar 10, and three Φ of bearing rod, 12 epoxy coating reinforcing bars 9 are formed cage of reinforcement; The stiffener at R300 semicircle orifice 5 places is two Φ, 12 epoxy coating reinforcing bars 9; Four jiaos of stiffeners are Φ 12 epoxy coating reinforcing bars 9, the spiral bar that is enclosed within on the lifting nut 4 is Φ 5 low-carbon (LC) cold drawn wires 11, the spiral bar that is positioned on the plastic bushing 3 is Φ 5 low-carbon (LC) cold drawn wires 11, and earth terminal 12 afterbodys and Φ 12 epoxy coating reinforcing bars 9 are welded together.
Claims (2)
1, the post-stressed bearing platform type track slab of a kind of severe cold area is characterized in that: the thickness of track plate plate body (1) is 200mm, fastener spacing 629mm, and length is 4962mm, adopts the prestressed, reinforced structure of two-way PC, the scale blanking; Be provided with earth terminal (12) in the track plate plate body (1); Set up cushion cap (2) below the corresponding rail, two pre-buried plastic bushings (3) are set in each cushion cap (2), cushion cap height 20mm, longitudinal pitch 629mm, cushion cap (2) is a concrete integral body with the track plate plate body (1) of bottom, the junction is provided with circular arc chamfering for four jiaos, and track plate plate body (1) both sides are symmetrical arranged four lifting nuts (4) respectively, and track plate plate body (1) two ends are symmetrical arranged a R300 semicircle orifice (5) respectively.
2, the post-stressed bearing platform type track slab of a kind of severe cold area according to claim 1, it is characterized in that: prestress system vertically is provided with 8 Φ, 13 vertical no-cohesive prestressed reinforcements (6), 16 Φ of horizontally set, 13 horizontal no-cohesive prestressed reinforcements (7) in the track plate; It is three 12II level hot-rolled screw thread reinforcing bars (8) that the ordinary constitution reinforcing bar specifically is arranged as transverse reinforcement, with three Φ of longitudinal reinforcement, 12 epoxy coating reinforcing bars (9), a Φ 16I level hot-rolled screw thread reinforcing bar (10), and three Φ of bearing rod, 12 epoxy coating reinforcing bars (9) are formed cage of reinforcement; The stiffener that R300 semicircle orifice (5) is located is two Φ, 12 epoxy coating reinforcing bars (9); Four jiaos of stiffeners are Φ 12 epoxy coating reinforcing bars (9), the spiral bar that is enclosed within on the lifting nut (4) is Φ 5 low-carbon (LC) cold drawn wires (11), the spiral bar that is positioned on the pre-buried plastic bushing (3) is Φ 5 low-carbon (LC) cold drawn wires (11), and earth terminal (12) afterbody and Φ 12 epoxy coating reinforcing bars (9) are welded together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202119087U CN201347522Y (en) | 2008-12-31 | 2008-12-31 | Post-tensioned prestressing bearing platform type track plate of severe cold regions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202119087U CN201347522Y (en) | 2008-12-31 | 2008-12-31 | Post-tensioned prestressing bearing platform type track plate of severe cold regions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201347522Y true CN201347522Y (en) | 2009-11-18 |
Family
ID=41366996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202119087U Expired - Fee Related CN201347522Y (en) | 2008-12-31 | 2008-12-31 | Post-tensioned prestressing bearing platform type track plate of severe cold regions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201347522Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806024A (en) * | 2010-03-31 | 2010-08-18 | 欧阳炎 | Dual-direction pre-tensioning system prestressed concrete track slab |
| WO2012079526A1 (en) * | 2010-12-17 | 2012-06-21 | 中国铁道科学研究院铁道建筑研究所 | Prestressed concrete track slab of slab-type ballastless track |
| CN102587223A (en) * | 2012-03-30 | 2012-07-18 | 中铁二十三局集团轨道交通工程有限公司 | Composite precast concrete rail plate |
| CN104032631A (en) * | 2014-07-01 | 2014-09-10 | 陈志新 | Method for maintaining and handling railway ballastless track with frost heaving |
| RU2588352C2 (en) * | 2010-12-17 | 2016-06-27 | Рэйлвэй Инжиниринг Рисерч Инститьют Оф Чайна Академи Оф Рэйлвэй Сайнсез | Pre-stressed concrete track slab of slab-type ballast-less track |
| WO2022185101A1 (en) * | 2021-03-05 | 2022-09-09 | Overail S.R.L. | Process and system for laying tracks for underground, railway and tramway lines |
-
2008
- 2008-12-31 CN CNU2008202119087U patent/CN201347522Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806024A (en) * | 2010-03-31 | 2010-08-18 | 欧阳炎 | Dual-direction pre-tensioning system prestressed concrete track slab |
| WO2012079526A1 (en) * | 2010-12-17 | 2012-06-21 | 中国铁道科学研究院铁道建筑研究所 | Prestressed concrete track slab of slab-type ballastless track |
| RU2588352C2 (en) * | 2010-12-17 | 2016-06-27 | Рэйлвэй Инжиниринг Рисерч Инститьют Оф Чайна Академи Оф Рэйлвэй Сайнсез | Pre-stressed concrete track slab of slab-type ballast-less track |
| CN102587223A (en) * | 2012-03-30 | 2012-07-18 | 中铁二十三局集团轨道交通工程有限公司 | Composite precast concrete rail plate |
| CN104032631A (en) * | 2014-07-01 | 2014-09-10 | 陈志新 | Method for maintaining and handling railway ballastless track with frost heaving |
| WO2022185101A1 (en) * | 2021-03-05 | 2022-09-09 | Overail S.R.L. | Process and system for laying tracks for underground, railway and tramway lines |
| RU215741U1 (en) * | 2022-07-07 | 2022-12-23 | Акционерное общество "БетЭлТранс" | BALLAST-FREE BRIDGE PLATE |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102220739B (en) | Corrugated steel web prestressed concrete continuous box girder and construction method thereof | |
| CN202131559U (en) | Corrugated steel web plate prestressed concrete continuous box girder | |
| CN201347522Y (en) | Post-tensioned prestressing bearing platform type track plate of severe cold regions | |
| CN204662235U (en) | A kind of steel plate combination T beam bridge | |
| CN211572019U (en) | Box shaped steel concrete column and concrete beam connected node | |
| CN201915299U (en) | Pretensioned prestressed concrete track slab of slab ballastless track | |
| CN102182267A (en) | Reinforced concrete overlapping hollow floor system | |
| CN103437496B (en) | Punching block steel concrete integral type combined beam structure | |
| CN202007380U (en) | Prestressed concrete I beam of wave-shaped steel web plate | |
| CN205276073U (en) | Two line track roof beams of rail formula track traffic are embraced in magnetic suspension | |
| CN201494442U (en) | Open wagon body with respectively and vertically arranged side pillars | |
| CN103321137B (en) | Groove-shaped bridge beam | |
| CN214498527U (en) | A elevated station of V post steel construction for track traffic | |
| CN115354782A (en) | Assembled prestressed corrugated steel plate composite shear wall and construction method thereof | |
| CN101100881A (en) | Local type steel concrete multi-ribbed flat beam building cover | |
| CN211850321U (en) | Lightweight stressed wall plate for low-rise fabricated building | |
| CN210177354U (en) | Anti-seismic pier assembly | |
| CN112983058A (en) | Elevated station with rail transit V-shaped column steel structure | |
| CN202530365U (en) | Half-through type opening box-shaped section steel-concrete composite beam | |
| CN202090243U (en) | Pretensioned track board | |
| CN218933417U (en) | Steel structure module unit | |
| CN113250364A (en) | Large-span underground structure hollow box type steel reinforced concrete beam slab and manufacturing method thereof | |
| CN211897621U (en) | One-way prestressed prefabricated steel spring floating plate | |
| CN214696091U (en) | T-shaped column supporting structure for garage and assembled garage | |
| CN217974019U (en) | Prestressed concrete bridge pier applied to magnetic suspension line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091118 Termination date: 20141231 |
|
| EXPY | Termination of patent right or utility model |