CN208455379U - A kind of magnetic-levitation train track, the section of track and its F rail rail gap expansion joint structure - Google Patents
A kind of magnetic-levitation train track, the section of track and its F rail rail gap expansion joint structure Download PDFInfo
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- CN208455379U CN208455379U CN201820978362.1U CN201820978362U CN208455379U CN 208455379 U CN208455379 U CN 208455379U CN 201820978362 U CN201820978362 U CN 201820978362U CN 208455379 U CN208455379 U CN 208455379U
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- rail
- fashioned iron
- connecting plate
- expansion joint
- support connecting
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Abstract
The utility model discloses a kind of magnetic-levitation train track, the section of track and its F rail rail gap expansion joint structures, wherein the support connection board ends reduction of fractions to a common denominator of F rail rail gap expansion joint structure does not pass through connection bolt and connect with F fashioned iron, connecting plate is relatively fixed after being bolted with F fashioned iron at the round hole, therebetween without relative freedom, connecting plate and F fashioned iron have relative translation freedom degree at waist-shaped hole；Two support plates are installed respectively with adjacent F fashioned iron opposing end surface in relative dislocation and are connected.After being connected by connecting plate, under the action of expanding with heat and contract with cold or tractive force of train, due to having the freedom degree moved toward one another between adjacent F fashioned iron at the waist-shaped hole of connecting plate, expansion joint is enabled to uniformly to be distributed towards both ends F rail, while guaranteeing the continuity between adjacent F rail.
Description
Technical field
The utility model relates to middle low speed magnetic suspension Rail Transit System technical field, in particular to a kind of magnetic suspension train
F rail rail gap expansion joint structure.
Background technique
Magnetic suspension train is a kind of system for realizing that train suspends, is oriented to, and utilizes linear motor driving using electromagnetic force,
Its maximum feature is the travelling wheel pair that conventional train is eliminated on maglev vehicle, realizes non-adhesive traction and contactless fortune
Row.Compared with other railcar train systems, medium-and low-speed maglev traffic system has the adaptability to landform, riding comfort more
Good, effect on environment is smaller, the more low advantage of operation maintenance cost.With the continuous propulsion of novel urbanization, group of cities is intercity
Rail traffic and Rail Transit will become the emphasis of China's rail traffic development.Medium-and low-speed maglev traffic is as medium fortune
Amount, the backbone mode of transportation of short-distance and medium-distance, will be intercity and administrative region of a city public transport one of optimal selection mode.
Magnetic-levitation train track is mounted on track girder base using the section of track as unit by high-strength bolt, by continuous multiple
The section of track mats formation to form magnetic-levitation train track, and wherein the section of track is made of F rail, tablet, sleeper and bolt etc..When the section of track is mated formation
Need setting expansion joint to adapt to the section of track and the infrastructure caused dilatation under temperature change between the adjacent section of track.The floating column of magnetic
When vehicle operation passes through expansion joint, gap sensor is easy to appear when test point empties failure phenomenon, support wheel operation and is easy to appear
Fall through phenomenon, this occurs fluctuating up and down in train, influences stationarity operation and the passenger's riding comfort of train.Therefore it needs
Setting connection telescopic device, stretching structure connect the two neighboring section of track between rail gap, overcome the problems, such as expansion joint, realize that train is flat
Steady safe operation.
The prior art provides a kind of jointing for F shaped steel rail, as shown in Figure 1, the jointing is by F fashioned iron, branch
Fagging, outside pin key and related fittings composition, realize two F by F fashioned iron wing plate lower supporting plate and outer leg side switch slot structure
The connection of type guide rail.Connector is suitable for the variation of single track seam stroke on straightway track, while support plate limiting slot upper surface
It is consistent with F rail skid face, it is easy to support to take turns the ride comfort passed through.But during train operation, support plate is being drawn
There is the phase under non junction state as shown in Fig. 2, expansion joint cannot be uniformly distributed in the lower unilateral sliding phenomenon of appearance of power effect
Pass problem influences train operation stationarity and riding comfort.
Utility model content
Aiming at the above defects or improvement requirements of the prior art, the utility model provides a kind of magnetic suspension train F rail rail
Expansion joint structure is stitched, which can solve the support plate one-way expansion problem that existing connector occurs, can make
Expansion joint uniformly towards both ends F rail be distributed, while can guarantee support wheel by when continuity.
The utility model additionally provides a kind of section of track using above-mentioned F rail rail gap expansion joint structure.
The utility model additionally provides a kind of magnetic-levitation train track using the above-mentioned section of track.
To achieve the above object, the utility model provides the following technical solutions:
A kind of F rail rail gap expansion joint structure, for realizing the connection of adjacent F fashioned iron rail gap, comprising:
Two pieces of F fashioned iron, respectively the first F fashioned iron and the 2nd F fashioned iron, the two are provided with fixed structure and motion structure；
Two support connecting plates, the respectively first support connecting plate and the second support connecting plate；The first support connection
Plate is provided with the fixed structure that cooperation is fixedly connected with the fixed structure of the first F fashioned iron, and the fortune with the 2nd F fashioned iron
Dynamic structure moves the motion structure of cooperation along longitudinal direction；The second support connecting plate is provided with the fixation with the 2nd F fashioned iron
Structure is fixedly connected with the fixed structure of cooperation, and moves the movement knot of cooperation along longitudinal direction with the motion structure of the first F fashioned iron
Structure.
Preferably, the motion structure of the F fashioned iron includes the groove that two F fashioned iron opposite ends end is arranged in, and
The groove connection of the two F fashioned iron is long recess；
The motion structure of the support connecting plate includes the boss that the support connecting plate is arranged in, and two supports
The boss of connecting plate moves cooperation with the long recess along longitudinal direction.
Preferably, the boss of two support connecting plates is laterally abutted along the F fashioned iron.
Preferably, position opposite between two boss is plane along longitudinal direction, and two planes abut.
Preferably, the groove is the through slot above and below the F fashioned iron.
Preferably, the motion structure of the F fashioned iron further includes the circular through hole that the F fashioned iron is arranged in, and the support connects
The motion structure of fishplate bar further includes that the support connecting plate and the circular through hole is arranged in pass through the waist type of connection bolt cooperation
Hole.
Preferably, the motion structure of the first support connecting plate can cooperate with the motion structure of the 2nd F fashioned iron
It is moved longitudinally toward to the 2nd F fashioned iron, the motion structure of the second support connecting plate can be with the first F fashioned iron
Motion structure cooperation is moved longitudinally toward to the first F fashioned iron.
Preferably, the structure of two support connecting plates is identical.
A kind of section of track, including F rail, the F rail have such as above-mentioned F rail rail gap expansion joint structure.
A kind of magnetic-levitation train track, including the section of track, the section of track are such as the above-mentioned section of track.
It can be seen from the above technical scheme that magnetic-levitation train track provided by the utility model, the section of track and its F rail rail gap
Expansion joint structure supports the connection of connecting plate by two, and expansion joint is enabled to uniformly to be distributed towards both ends F rail, can
Guarantee the continuity between adjacent F fashioned iron, it is ensured that support wheel is in contact condition always when passing through rail gap, it is logical to improve train
Out-of-date ride comfort.The support connecting plate of this programme is respectively arranged with round hole and waist-shaped hole in lower part, by waist-shaped hole
Length, which carries out setting, perfect can adapt to the rail gap of different gauges between F fashioned iron.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of F fashioned iron rail jointing schematic diagram in the prior art；
Fig. 2 is that the jointing in Fig. 1 support plate shift phenomenon schematic diagram occurs；
Fig. 3 is magnetic-levitation train F rail rail gap expansion joint structure schematic diagram provided by the embodiment of the utility model；
Fig. 4 is magnetic-levitation train F rail rail gap expansion joint structure decomposition diagram provided by the embodiment of the utility model.
Wherein, 1 is F fashioned iron, and 11 be through slot, and 12 be circular through hole；
2 be support connecting plate, and 21 be circular through hole, and 22 be waist-shaped hole, and 23 be boss；
3 be connection bolt.
Specific embodiment
The core of the utility model is to provide a kind of connection expansion joint of magnetic-levitation train F rail rail gap, which can be with
So that expansion joint uniformly towards both ends F rail be distributed, can guarantee support wheel by when continuity.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
F rail rail gap expansion joint structure provided by the embodiment of the utility model, for realizing the company of adjacent 1 rail gap of F fashioned iron
It connects, comprising:
Two pieces of F fashioned iron 1, respectively the first F fashioned iron and the 2nd F fashioned iron, the two are provided with fixed structure and motion structure,
Preferably in its wing plate, structure is referred to shown in Fig. 3；
Two support connecting plates 2, the respectively first support connecting plate and the second support connecting plate；First support connecting plate is set
It is equipped with the fixed structure that cooperation is fixedly connected with the fixed structure of the first F fashioned iron, and along longitudinal direction with the motion structure of the 2nd F fashioned iron
Move the motion structure of cooperation；Second support connecting plate, which is provided with, is fixedly connected with consolidating for cooperation with the fixed structure of the 2nd F fashioned iron
Determine structure, and moves the motion structure of cooperation along longitudinal direction with the motion structure of the first F fashioned iron.It is understood that aforementioned longitudinal direction
Refer to magnetic suspension train along the direction that its track F fashioned iron 1 moves, similarly hereinafter.
The course of work of this programme is with principle: relatively fixed, the two after the first support connecting plate is connect with the first F fashioned iron
Between without relative freedom, the first support connecting plate and the 2nd F fashioned iron are by motion structure with relative translation freedom degree；Second
Support connecting plate and two F fashioned iron fit systems similarly；
Two support connecting plates 2 are installed respectively with adjacent 1 opposing end surface of F fashioned iron in relative dislocation and are connected.Connected by support
After fishplate bar 2 connects, under the action of expanding with heat and contract with cold or tractive force of train, due to supporting connecting plate 2 between adjacent F fashioned iron 1
Motion structure at can have the freedom degree moved toward one another, enable to expansion joint uniformly towards both ends F rail be distributed, protect simultaneously
Demonstrate,prove the continuity between adjacent F rail.
The utility model uses above-mentioned utility model scheme compared with prior art, the rail gap stretching structure of the utility model
2 connections that connecting plate is supported by two, enable to expansion joint to be uniformly distributed towards both ends F rail, can guarantee adjacent F fashioned iron
Continuity between 1, it is ensured that support wheel is in contact condition always when passing through rail gap, improve smooth when train passes through
Property.
Preferably, the motion structure of F fashioned iron 1 includes the groove that two F fashioned iron, 1 opposite end end is arranged in, and two F
The groove connection of fashioned iron 1 is long recess, and structure is referred to shown in Fig. 3 and Fig. 4；
The motion structure of support connecting plate 2 includes the boss 23 that support connecting plate 2 is arranged in, and two support connecting plates 2
Boss 23 move cooperation along longitudinal direction with long recess；The structure for sharing groove is simple.
In order to advanced optimize above-mentioned technical solution, the boss 23 of two support connecting plates 2 is laterally abutted along F fashioned iron 1,
To realize the limit to support connecting plate 2 horizontally, to improve the stability of structure.It is understood that cross here
To referring to perpendicular to aforementioned longitudinal direction, similarly hereinafter.Preferably, the lateral dimension of the sum of lateral dimension of two boss and groove
Matching, to reach better cross spacing effect.
In the specific embodiment that this programme provides, opposite position is plane along longitudinal direction between two boss 23,
Two planes abut.Its structure is referred to shown in Fig. 3 and Fig. 4, and opposite side is flat between the boss 23 of two support connecting plates 2
Both face contacts always, and parallel fit system will not influence movement.Opposite other positions are also equal between two support connecting plates 2
For plane along longitudinal direction, two planes are abutted.
Preferably, groove is the through slot 11 through about 1 F fashioned iron, easy to process and assembly；Support the convex of connecting plate 2
23 end face of platform is concordant with wing plate upper surface, more preferably support wheel.
In order to advanced optimize above-mentioned technical solution, the motion structure of F fashioned iron 1 further includes the circle that F fashioned iron 1 is arranged in
Through-hole 12, the motion structure of support connecting plate 2 further include that setting is supporting connecting plate 2 and circular through hole 12 to pass through connection bolt 3
The waist-shaped hole 22 of cooperation, 22 length of waist-shaped hole is longitudinally disposed, can provide guiding for movement.
In the specific embodiment that this programme provides, the fixed structure and circular through hole 12 of F fashioned iron 1 are located at through slot 11
Both lateral sides.Its structure is referred to shown in Fig. 3 and Fig. 4, and the fixed structure of F fashioned iron 1 is the circle being arranged on herein
Shape through-hole 12 (is different from and is previously used for motion structure), and the fixed structure of support connecting plate 2 is that the circle being arranged on is led to
Hole 21 is fixedly connected by connection bolt 3 (be different from and be previously used for motion structure) with F fashioned iron 1.Connecting hole so is set
Meter, structure is simple, reliable and stable.Further, two circular through holes 12 that F fashioned iron 1 is used to move and fix respectively symmetrically are arranged
Cloth through slot 11 both lateral sides, to optimize stress.
Preferably, the motion structure of the first support connecting plate can cooperate along longitudinal direction with the motion structure of the 2nd F fashioned iron
It is moved towards the 2nd F fashioned iron, the motion structure of the second support connecting plate can cooperate along longitudinal direction with the motion structure of the first F fashioned iron
It is moved towards the first F fashioned iron.Then enable to have at the motion structure of support connecting plate 2 between adjacent F fashioned iron 1 and move toward one another
Freedom degree, enable to expansion joint to be uniformly distributed towards both ends F rail, while guaranteeing the continuity between adjacent F rail.Specifically
, the boss 23 of the first support connecting plate fills timing in the through slot 11 of the 2nd F fashioned iron, and there are towards between the movement of the 2nd F fashioned iron
Gap；Correspondingly, the boss 23 of support connecting plate 2 is more biased towards circular through hole 12 compared with its waist-shaped hole 22.
In the present solution, the structure of two support connecting plates 2 is identical, there is interchangeability.Before its specific structure is referred to
Text explanation, details are not described herein.Correspondingly, two fixed structures engaged therewith of F fashioned iron 1 and motion structure are also identical.
The utility model embodiment additionally provides a kind of section of track, including F rail, which has as above-mentioned F rail rail gap is flexible
Joint structure.
The utility model embodiment additionally provides a kind of magnetic-levitation train track, including the section of track, which is such as above-mentioned rail
Row.
This programme is described further combined with specific embodiments below:
Fig. 3-Fig. 4 shows a kind of magnetic suspension train F rail rail gap connection expansion joint structure embodiment, the expansion joint knot
Structure includes the structures such as adjacent two pieces of F fashioned iron, 1, two group of support connecting plate 2, connection bolt 3.Support 2 both ends of connecting plate lead to respectively
It crosses connection bolt 3 and is mounted on adjacent 1 opposite end end of F fashioned iron, the connection of adjacent 1 rail gap of F fashioned iron is realized, wherein connecting adjacent F
2 quantity of support connecting plate of fashioned iron 1 is two, and two support connecting plates 2 are in opposite dislocation arrangement.
Circular through hole 21 and waist-shaped hole 22 is respectively set in the 2 structural base both ends of support connecting plate, for connecting spiral shell
The installation of bolt 3, connecting plate 2 are to be fixedly connected with connection of the F fashioned iron 1 at circular through hole 21, connecting plate and F at waist-shaped hole 22
Fashioned iron 1 has relative translation freedom degree；2 top of connecting plate is provided with the passing through convenient for train support wheel of boss 23.
The opposite end of the F fashioned iron 1 is correspondingly arranged on and the support matched through slot 11 of connecting plate boss respectively；Simultaneously
Opposite end is provided with circular through hole 12, for connecting the installation of bolt 3.
The course of work of the utility model is with principle: the support connection board ends reduction of fractions to a common denominator does not pass through connection bolt and F fashioned iron
Connection, connecting plate is relatively fixed after being bolted with F fashioned iron at the round hole, therebetween without relative freedom, in waist
Connecting plate and F fashioned iron have relative translation freedom degree at type hole；Two support plates are opposite with adjacent F fashioned iron respectively in relative dislocation
End face installation connection.After being connected by connecting plate, under the action of expanding with heat and contract with cold or tractive force of train, due to adjacent F fashioned iron
Between there is the freedom degree that moves toward one another at the waist-shaped hole of connecting plate, enable to expansion joint to be uniformly distributed towards both ends F rail,
Guarantee the continuity between adjacent F rail simultaneously.
The utility model uses above-mentioned utility model scheme compared with prior art, the rail gap stretching structure of the utility model
The connection that connecting plate is supported by two enables to expansion joint to be uniformly distributed towards both ends F rail, can guarantee adjacent F fashioned iron
Between continuity, it is ensured that support wheel is in contact condition always when passing through rail gap, improve train by when ride comfort.
The support connecting plate of the utility model is respectively arranged with round hole and waist-shaped hole in lower part, is set by the length to waist-shaped hole
Surely the rail gap of different gauges between F fashioned iron can perfect be adapted to.
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 can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (10)
1. a kind of F rail rail gap expansion joint structure, for realizing the connection of adjacent F fashioned iron (1) rail gap characterized by comprising
Two pieces of F fashioned iron (1), respectively the first F fashioned iron and the 2nd F fashioned iron, the two are provided with fixed structure and movement knot
Structure；
Two support connecting plates (2), the respectively first support connecting plate and the second support connecting plate；The first support connecting plate
It is provided with the fixed structure that cooperation is fixedly connected with the fixed structure of the first F fashioned iron, and the movement with the 2nd F fashioned iron
Structure moves the motion structure of cooperation along longitudinal direction；The second support connecting plate is provided with the fixed knot with the 2nd F fashioned iron
Structure is fixedly connected with the fixed structure of cooperation, and moves the motion structure of cooperation along longitudinal direction with the motion structure of the first F fashioned iron.
2. F rail rail gap expansion joint structure according to claim 1, which is characterized in that the movement knot of the F fashioned iron (1)
Structure includes groove of the setting two F fashioned iron (1) opposite end ends, and the groove connection of two F fashioned iron (1) is length
Groove；
The motion structure of support connecting plate (2) includes being arranged in the boss (23) for supporting connecting plate (2), and two institutes
The boss (23) for stating support connecting plate (2) moves cooperation with the long recess along longitudinal direction.
3. F rail rail gap expansion joint structure according to claim 2, which is characterized in that two support connecting plates (2)
Boss (23) laterally abutted along the F fashioned iron (1).
4. F rail rail gap expansion joint structure according to claim 3, which is characterized in that between two boss (23)
Opposite position is plane along longitudinal direction, and two planes abut.
5. according to F rail rail gap expansion joint structure described in claim 2-4 any one, which is characterized in that the groove is
Through the through slot (11) of the F fashioned iron (1) up and down.
6. according to F rail rail gap expansion joint structure described in claim 2-4 any one, which is characterized in that the F fashioned iron
(1) motion structure further includes circular through hole (12) of the setting in the F fashioned iron (1), the movement knot of support connecting plate (2)
Structure further includes the waist-shaped hole that setting passes through connection bolt (3) cooperation in support connecting plate (2) and the circular through hole (12)
(22)。
7. F rail rail gap expansion joint structure according to claim 1, which is characterized in that the first support connecting plate
Motion structure can cooperate with the motion structure of the 2nd F fashioned iron to be moved longitudinally toward to the 2nd F fashioned iron, and described second
Supporting the motion structure of connecting plate can cooperate with the motion structure of the first F fashioned iron longitudinally toward to the first F fashioned iron
Movement.
8. F rail rail gap expansion joint structure according to claim 1, which is characterized in that two support connecting plates (2)
Structure it is identical.
9. a kind of section of track, including F rail, which is characterized in that the F rail has the F rail rail as described in claim 1-8 any one
Stitch expansion joint structure.
10. a kind of magnetic-levitation train track, including the section of track, which is characterized in that the section of track is the section of track as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820978362.1U CN208455379U (en) | 2018-06-22 | 2018-06-22 | A kind of magnetic-levitation train track, the section of track and its F rail rail gap expansion joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820978362.1U CN208455379U (en) | 2018-06-22 | 2018-06-22 | A kind of magnetic-levitation train track, the section of track and its F rail rail gap expansion joint structure |
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| Publication Number | Publication Date |
|---|---|
| CN208455379U true CN208455379U (en) | 2019-02-01 |
Family
ID=65168954
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820978362.1U Active CN208455379U (en) | 2018-06-22 | 2018-06-22 | A kind of magnetic-levitation train track, the section of track and its F rail rail gap expansion joint structure |
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| Country | Link |
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| CN (1) | CN208455379U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110356794A (en) * | 2019-07-16 | 2019-10-22 | 涡阳县沪涡多孔矸石砖有限公司 | Track structure is used in a kind of transfer of hollow brick |
| TWI791233B (en) * | 2020-07-02 | 2023-02-01 | 法商西門子移動簡易股份有限公司 | Rail expansion device and method |
-
2018
- 2018-06-22 CN CN201820978362.1U patent/CN208455379U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110356794A (en) * | 2019-07-16 | 2019-10-22 | 涡阳县沪涡多孔矸石砖有限公司 | Track structure is used in a kind of transfer of hollow brick |
| TWI791233B (en) * | 2020-07-02 | 2023-02-01 | 法商西門子移動簡易股份有限公司 | Rail expansion device and method |
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| GR01 | Patent grant | ||
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Address after: 410000 No. 1302, Laodong Road, Yuhua District, Changsha City, Hunan Province Patentee after: Hunan Rail Technology Application Research Center Co.,Ltd. Address before: 410000 no.1302 Laodong Road, Yuhua District, Changsha City, Hunan Province Patentee before: HUNAN MAGLEV TECHNOLOGY RESEARCH CENTER Co.,Ltd. |
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