CN208604415U - A kind of board-like track structure of assembly type frame - Google Patents
A kind of board-like track structure of assembly type frame Download PDFInfo
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- CN208604415U CN208604415U CN201820969092.8U CN201820969092U CN208604415U CN 208604415 U CN208604415 U CN 208604415U CN 201820969092 U CN201820969092 U CN 201820969092U CN 208604415 U CN208604415 U CN 208604415U
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Abstract
The utility model relates to a kind of board-like track structures of assembly type frame, including the precast frame track plates that the prefabricated cast concrete base of sectional type and its top sectional type are prefabricated, longitudinal rear and front end on cast concrete base surface is provided with convex limit important actor, the corresponding position of precast frame track plates is provided with recessed time notch, and the limit important actor inlay card of cast concrete base limits composite structure in formation both ends center in the notch of precast frame track plates.The utility model uses precast-slab-type construction, and assembly type construction, globality is strong, and construction quality is easily controllable, maintenance is convenient, construction speed is very fast, structure is beautiful and clean；Frame rail plate uses both ends center limit method, and stress is simply clear, stabilized structure；Dredging is facilitated under the premise of realizing railway roadbed drain function using the square structure form in the bright ditch in center, is conducive to later maintenance and maintenance work.
Description
Technical field
The utility model belongs to railroad track field, and in particular to a kind of board-like track structure of assembly type frame.
Background technique
Prefabricated slab type solid concrete roabed is on the basis of high-speed railway plate type ballastless track, and research and development are suitable for city rail
The new precast panel formula solid concrete roabed structure of traffic, is to meet train operation safety, ride comfort, stability, cosmetic requirements
Novel track structure type.Compared with the cast-in-place solid concrete roabed of tradition, Prefabricated slab type solid concrete roabed includes 1. track structure system
It makes, be laid with precision height；2. maintenance is convenient, is conveniently replaceable；3. precast track plate in factory, convenient for the excellent of quality control etc.
Gesture.
Currently, Prefabricated slab type ballastless track structure largely uses in high-speed railway at home, in city rail route
The cities such as Shanghai, Tianjin, Guangzhou have started examination paving.Currently, the Prefabricated slab type track used in urban track traffic, existing to ask
Topic: 1. generalling use bilateral ditch, and ditch section is smaller, and water easily infiltrates into the gap between perfusion mortar and track plates and pedestal,
It is also easy to produce the diseases such as mortar cracking；2. railway roadbed is the hardened structure of overall track, later period maintenance difficulty is big, and position limiting structure is set to prefabricated
The lower part of plate is unfavorable for maintenance observation；3. it is combined as a whole after part-structure adjustment layer perfusion mortar and track slab construction, two kinds
Material faying face is also easy to produce the diseases such as cracking.
Summary of the invention
The purpose of the utility model is to provide a kind of board-like track structures of assembly type frame, are suitable for urban rail transit line
Road monolithic roadbed track engineering solves perfusion mortar existing for Prefabricated slab type track used at present and is also easy to produce with track plates and turns over
Slurry emits mud, faying face is also easy to produce the diseases problems such as cracking, optimizes the structure type of precast slab type ballastless track.
The technology employed by the present utility model is
A kind of board-like track structure of assembly type frame, it is characterised in that:
Including the precast frame track plates that the prefabricated cast concrete base of sectional type and its top sectional type are prefabricated, coagulation soil matrix
Longitudinal rear and front end of bottom surface is provided with convex limit important actor, and the corresponding position of precast frame track plates is provided with recessed time
Notch, the limit important actor inlay card of cast concrete base is in forming both ends center limit combination knot in the notch of precast frame track plates
Structure.
Mortar adjustment layer is provided between cast concrete base and precast frame track plates, under the mortar adjustment layer in vibration damping location
Add damping material.
The top surface of cast concrete base is plane.
Cast concrete base top surface longitudinal midline is provided with the bright ditch in center, passes through the limit important actor that front and back is arranged.
Cast concrete base top surface is arranged at intervals with transverse drain ditch, with the bright ditch Correspondent in center.
The hollow out of rectangle is provided in the middle part of precast frame track plates longitudinal midline, lead angle processing is done in the quadrangle of hollow out.
The hollow part of precast frame track plates is provided with ditch cover board, and ditch cover board is covered in cast concrete base, ditch
The quadrangle of cover board corresponds to hollow out and does lead angle processing.
Two column tracks are arranged in precast frame track plates surface longitudinal.
Precast frame track plates both lateral sides facade is provided with the service sleeve in horizontal direction.
Lead angle processing is done in the notch inner edge of precast frame track plates, and rib is also done on the inside of corresponding cast concrete base limit important actor
Lead angle processing.
The utility model has the advantage that
1, the utility model uses precast-slab-type construction, and assembly type construction, globality is strong, and construction quality is easily controllable, feeding
Shield maintenance is convenient, construction speed is very fast, structure is beautiful and clean；
2, the utility model uses concrete frame structure, substantially reduces cast-in-place concrete amount, dead load is light, applies
Work and convenient transport；
3, the frame rail plate of the utility model uses both ends center limit method, and stress is simply clear, stabilized structure；
4, the utility model uses the square structure form in the bright ditch in center, under the premise of realizing railway roadbed drain function, side
Just dredging is conducive to later maintenance and maintenance work.
Detailed description of the invention
Fig. 1 is the utility model structural representation perspective view；
Fig. 2 is the utility model precast frame track plates schematic isometric；
Fig. 3 is the utility model plan view；
Fig. 4 is the utility model cross section A figure；
Fig. 5 is the utility model cross section B figure；
Fig. 6 is the utility model side view.
In figure:
1. precast frame track plates, 2. mortar adjustment layer, 3. transverse drain ditch, 4. cast concrete bases, the bright ditch in 5. centers,
6. limiting important actor, 7. tracks, 8. service sleeves, 9. ditch cover boards.
Specific embodiment
The utility model is described in detail With reference to embodiment.
The utility model relates to a kind of board-like track structures of assembly type frame, including the cast concrete base 4 that sectional type is prefabricated
Prefabricated precast frame track plates 1, the two assemble cooperation up and down with its top sectional type, form assembly type frame slab track knot
Structure.
It is provided with mortar adjustment layer 2 between cast concrete base 4 and precast frame track plates 1, leveling track plates are left when construction
The right side is added damping material (rubber or polyurethanes) under the mortar adjustment layer 2 in vibration damping location, realizes effectiveness in vibration suppression.
The top surface of cast concrete base 4 is plane, and bottom surface is determined according to tunnel cross-section shape.
The wide 2.3m of 1 plate of precast frame track plates, plate thickness 0.2m, the longitudinally disposed two column track 7, Yi Gongshe of every piece of plate surface
6-8 is set to track 7.
It is required to meet structure limit, longitudinal rear and front end on 4 surface of cast concrete base is provided with convex limiting stand
Column 6, with 4 one-piece casting of cast concrete base.The corresponding position of precast frame track plates 1 is provided with recessed time notch, coagulation soil matrix
Limit 6 clamp of important actor at bottom 4 limit composite structure in formation both ends center in the notch of precast frame track plates 1.It is common
Position limiting structure mode is set in track plates or under plate, the contraction distortion due to caused by the shrinkage and creep of concrete slab, temperature change,
And train braking generates biggish tensile stress to concrete slab, counteracts the effect of part reinforcing bar；And both ends is used to limit
Mode, concrete slab shrink, are deformed into free state caused by temperature change, and it is advantageous to structure stress that brake force generates pressure.
Lead angle processing is done in the notch inner edge of precast frame track plates 1, and corresponding cast concrete base 4 limits incline in important actor 6 and also does lead angle
Processing.The setting of lead angle is avoided that stress concentration in corner causes concrete cracking.
For the requirement for meeting gutter drainage, 4 top surface longitudinal midline of cast concrete base is provided with the bright ditch 5 in center, before passing through
The limit important actor 6 being arranged afterwards.4 top surface of cast concrete base is arranged at intervals with transverse drain ditch 3, corresponds under two tracks, 7 centre
Orientation is set, and substrate is once implemented when constructing, with bright 5 Correspondent of ditch in center.It transverse drain ditch 3 will be in the remittance of two sides Tunnel Water Leakage
The bright ditch 5 of the heart.
The hollow out of rectangle is provided in the middle part of 1 longitudinal midline of precast frame track plates, lead angle processing is done in the quadrangle of hollow out.In advance
The hollow part of frame rail plate 1 processed is provided with ditch cover board 9, for meet railway roadbed evacuation require and be arranged, check, repair it is convenient,
Also it can be used as counterweight cover board and realize that damping effect, ditch cover board 9 are covered in cast concrete base 4, the quadrangle of ditch cover board 9 is corresponding
Lead angle processing is done in hollow out.The setting of lead angle is avoided that stress concentration in corner causes concrete cracking.
1 both lateral sides facade of precast frame track plates is provided with the service sleeve 8 in horizontal direction, is used for precast frame track
The transverse direction of plate 1 is fixed.
Construction quality possessed by Prefabricated slab type solid concrete roabed structure is easily controllable, maintenance meeting for the utility model
On the basis of convenient, the features such as construction speed is very fast, structure is beautiful and clean, solve perfusion mortar and track using frame structure
Plate be also easy to produce rise soil, faying face be also easy to produce cracking etc. diseases problem, the mating bright ditch in center be convenient for the later period maintenance, dredging
Work.
The content of the utility model is not limited to cited by embodiment, and those of ordinary skill in the art are practical new by reading this
Type specification and to any equivalent transformation that technical solutions of the utility model are taken, be the claim institute of the utility model
Cover.
Claims (10)
1. a kind of board-like track structure of assembly type frame, it is characterised in that:
Including the precast frame track plates (1) that the prefabricated cast concrete base of sectional type (4) and its top sectional type are prefabricated, concrete
Longitudinal rear and front end on substrate (4) surface is provided with convex limit important actor (6), the correspondence position of precast frame track plates (1)
It installs and is equipped with recessed time notch, limit important actor (6) inlay card of cast concrete base (4) is in the notch of precast frame track plates (1)
It forms both ends center and limits composite structure.
2. a kind of board-like track structure of assembly type frame according to claim 1, it is characterised in that:
It is provided between cast concrete base (4) and precast frame track plates (1) mortar adjustment layer (2), the mortar tune in vibration damping location
Flood adds damping material under (2).
3. a kind of board-like track structure of assembly type frame according to claim 1, it is characterised in that:
The top surface of cast concrete base (4) is plane.
4. a kind of board-like track structure of assembly type frame according to claim 1, it is characterised in that:
Cast concrete base (4) top surface longitudinal midline is provided with the bright ditch in center (5), passes through the limit important actor (6) that front and back is arranged.
5. a kind of board-like track structure of assembly type frame according to claim 4, it is characterised in that:
Cast concrete base (4) top surface is arranged at intervals with transverse drain ditch (3), with the bright ditch in center (5) Correspondent.
6. a kind of board-like track structure of assembly type frame according to claim 1, it is characterised in that:
The hollow out of rectangle is provided in the middle part of precast frame track plates (1) longitudinal midline, lead angle processing is done in the quadrangle of hollow out.
7. a kind of board-like track structure of assembly type frame according to claim 6, it is characterised in that:
The hollow part of precast frame track plates (1) is provided with ditch cover board (9), and ditch cover board (9) is covered in cast concrete base (4)
On, the quadrangle of ditch cover board (9) corresponds to hollow out and does lead angle processing.
8. a kind of board-like track structure of assembly type frame according to claim 1, it is characterised in that:
Two column tracks (7) are arranged in precast frame track plates (1) surface longitudinal.
9. a kind of board-like track structure of assembly type frame according to claim 1, it is characterised in that:
Precast frame track plates (1) both lateral sides facade is provided with the service sleeve (8) in horizontal direction.
10. a kind of board-like track structure of assembly type frame according to claim 1, it is characterised in that:
Do lead angle processing, corresponding cast concrete base (4) limit important actor (6) inside in the notch inner edge of precast frame track plates (1)
Rib also does lead angle processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820969092.8U CN208604415U (en) | 2018-06-22 | 2018-06-22 | A kind of board-like track structure of assembly type frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820969092.8U CN208604415U (en) | 2018-06-22 | 2018-06-22 | A kind of board-like track structure of assembly type frame |
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| CN208604415U true CN208604415U (en) | 2019-03-15 |
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| CN201820969092.8U Active CN208604415U (en) | 2018-06-22 | 2018-06-22 | A kind of board-like track structure of assembly type frame |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110029530A (en) * | 2019-04-02 | 2019-07-19 | 成都市新筑路桥机械股份有限公司 | A kind of novel track system |
| CN110453541A (en) * | 2019-08-16 | 2019-11-15 | 西南交通大学 | A kind of flush type track |
| CN110939017A (en) * | 2019-12-13 | 2020-03-31 | 西南交通大学 | Elastic prefabricated assembling plate type ballast track |
| CN111118964A (en) * | 2020-03-31 | 2020-05-08 | 北京思达维科技有限公司 | Composite roadbed cement board assembly and manufacturing method thereof |
-
2018
- 2018-06-22 CN CN201820969092.8U patent/CN208604415U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110029530A (en) * | 2019-04-02 | 2019-07-19 | 成都市新筑路桥机械股份有限公司 | A kind of novel track system |
| CN110453541A (en) * | 2019-08-16 | 2019-11-15 | 西南交通大学 | A kind of flush type track |
| CN110939017A (en) * | 2019-12-13 | 2020-03-31 | 西南交通大学 | Elastic prefabricated assembling plate type ballast track |
| CN111118964A (en) * | 2020-03-31 | 2020-05-08 | 北京思达维科技有限公司 | Composite roadbed cement board assembly and manufacturing method thereof |
| CN111118964B (en) * | 2020-03-31 | 2020-08-14 | 北京思达维科技有限公司 | Composite roadbed cement board assembly and manufacturing method thereof |
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