CN105970746A - Medium-low-speed magnetic levitation rail with track section connecting devices for guaranteeing continuous signal collection - Google Patents
Medium-low-speed magnetic levitation rail with track section connecting devices for guaranteeing continuous signal collection Download PDFInfo
- Publication number
- CN105970746A CN105970746A CN201610517393.2A CN201610517393A CN105970746A CN 105970746 A CN105970746 A CN 105970746A CN 201610517393 A CN201610517393 A CN 201610517393A CN 105970746 A CN105970746 A CN 105970746A
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- China
- Prior art keywords
- track
- section
- detection faces
- connecting plate
- lower connecting
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Classifications
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- 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
- E01B25/30—Tracks for magnetic suspension or levitation vehicles
- E01B25/305—Rails or supporting constructions
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention discloses a medium-low-speed magnetic levitation rail with track section connecting devices for guaranteeing continuous signal collection. Each track section connecting device comprises a levitation-detection-face lower connecting plate which is of a plank structure and is used for being installed on corresponding levitation detection faces, and fixing pieces, wherein through holes are formed in the two ends of the levitation-detection-face lower connecting plate in the rail direction respectively, the through holes in one end are correspondingly matched with connecting holes in the end of a track section, the through holes in the other end are long circular holes in the rail direction and are matched with connecting holes in the end of another track section, the fixing pieces are used for being inserted into the through holes and the long circular holes respectively to extend into the corresponding connecting holes after a barrier plate is installed on the levitation detection faces at the opposite ends of two corresponding adjacent track sections, the barrier plate is positioned, and the fixing pieces corresponding to the long circular holes can relatively slide in the long circular holes to adapt to stretching between the track sections. According to the rail, continuous levitation signals can be guaranteed while stretching deformation of the track sections is completely adapted in the longitudinal direction, and therefore smooth and stable running of a train is guaranteed.
Description
Technical field
The invention belongs to medium-and low-speed maglev track structure technical field, be specifically related to one and have and can ensure that signal is adopted
The medium-and low-speed maglev track of collection continuous print section of track attachment means.
Background technology
Medium-and low-speed maglev track traffic uses the attractive suspension of normal conducting magnetic iron and guiding technique, passes through vehicle suspension
The electromagnetic attraction between U-shaped electric magnet and F shaped steel rail on frame, it is achieved the suspension of vehicle and guiding.At present
Medium-and low-speed maglev track structure mainly uses steel tie pattern, and track mainly includes tablet, F shaped steel
The part groups such as rail (also referred to as F rail), telescopic joint, connector and securing member, steel tie, fastener system, track
Become, mat formation for unit entirety with the section of track.F shaped steel rail, steel tie and tablet are in factory or Assembling base group
Dressing up the section of track, the section of track is connected by F rail jointing.
For adapting to the dilatation that the section of track and infrastructure cause under variations in temperature, between section of track F shaped steel rail all
Being provided with expansion joint (seam), jointing is arranged on the expansion joint position between adjacent F shaped steel rail, F shaped steel rail
Joint design need adapt to the characteristic of expanding with heat and contract with cold of magnetic levitation track, F rail smooth-going, roadability and operation dimension
The demand of aspect such as protecting, its bonding strength, stability and reliability are to train safe, steadily and quickly run extremely
Close important.F shaped steel rail joint is when connecting the adjacent section of track, for ensureing track centering vertical, horizontal, and vertical
To (direction along ng a path) upper enough temperature difference telescopic displacement regulated quantitys, jointing is all under F shaped steel rail wing plate
It is provided with lower attachment structure.This jointing ensure that wheel, all the time without departing from wing plate, can be avoided completely
The rail gap impact to road wheel, carries out extra highly difficult machining without to F shaped steel wing plate structure simultaneously
And the weakening of intensity or performance.
Owing to train is in suspension operation, need constantly to gather and detect levitation gap signal for wagon control
System is monitored and controlled train in real time, is i.e. hanged by the suspension detection faces continuous acquisition of position sensor and F rail
Floating gap signal, thus obtain continuous print levitation gap signal, to carry out feedback regulation accordingly, control vehicle control
System processed exports corresponding size of current.But, above-mentioned jointing is only to be connected in wing plate side,
Although can ensure that the contact of road wheel and smooth-going run, but F rail opposite side being i.e. positioned at the side two of tablet
Expansion joint between the section of track still exists.The existence at this expansion joint can make suspension detection faces in section of track junction
It is in interrupt status, so that magnetic floats signal produces interruption, results even in abnormal signal input, impact row
The stable operation of car.Accordingly, it would be desirable to the impact that magnetic is floated signal by this expansion joint processes to ensure train
Smooth-going stable operation.
Summary of the invention
For disadvantages described above or the Improvement requirement of prior art, the invention provides one and there is guarantee signals collecting
The medium-and low-speed maglev track of continuous print section of track attachment means, the relative induction plate of the F rail of the section of track end of this track
Another side suspension detection faces on be provided with the connecting plate of seam connecting two sections of track, may be implemented on longitudinally
The levitation gap signal that collection is effectively ensured while being completely adapted to the dilatation of the section of track does not interrupts, from
And ensure the smooth-going stable operation of train.
For achieving the above object, it is proposed, according to the invention, provide one to have the guarantee signals collecting continuous print section of track and connect
The medium-and low-speed maglev track of device, it assembles, by F shaped steel rail, the sections of track that formed be formed by connecting by multiple, each rail
The expansion joint adapting to section of track dilatation it is provided with between row, it is characterised in that
It is provided with section of track attachment means, with the opposite end end to the adjacent section of track on expansion joint between each adjacent section of track
Portion is attached, and wherein, this section of track attachment means includes:
Suspension detection faces lower connecting plate, it is plate body structure, in order to be installed to the end, opposite end of the two adjacent sections of track
Suspension detection faces on, wherein have through hole on the two ends of this suspension detection faces lower connecting plate direction along ng a path,
Wherein the through hole of one end is corresponding with the connecting hole of wherein section of track end coupling, and the through hole of the other end is along track side
To slotted hole and mate with the connecting hole of another section of track end；And
Fixture, it is identical with number of openings multiple, for installing at described suspension detection faces lower connecting plate
Insert respectively after the suspension detection faces of the end, opposite end of the two adjacent sections of track in described through hole and slotted hole and and then
Stretch in the connecting hole of correspondence, so that suspension detection faces lower connecting plate is positioned, and consolidating corresponding to slotted hole
Locking member can be slided in described slotted hole relatively, thus adapts to stretching between the section of track.
As present invention further optimization, the table that described suspension detection faces lower connecting plate contacts with suspension detection faces
Face is plane, the inclined-plane that relative opposite side surface is high in centre on detection direction, both sides are low, the most described outstanding
The middle part of floating detection faces lower connecting plate is thick and both sides are thin.
As present invention further optimization, described suspension detection faces lower connecting plate be the surface on inclined-plane be symmetrical junction
Structure, i.e. this surface are symmetrical relative to surface center line.
As present invention further optimization, the two of the phase center line symmetry of described suspension detection faces lower connecting plate are oblique
In face, each inclined-plane slope on detection direction keeps constant, and preferably two inclined-plane slopes are identical.
As present invention further optimization, described suspension detection faces lower connecting plate and suspension detection faces junction
End is provided with chamfering so that both transition are uniform.
As present invention further optimization, the thickness at the maximum gauge of described suspension detection faces lower connecting plate is not
More than 5mm.
As present invention further optimization, the through hole that described suspension detection faces lower connecting plate is often held is two, right
The section of track end connecting hole answered also is two.
As present invention further optimization, the connecting hole of described section of track end is countersunk screw holes.
As present invention further optimization, described fixture is stud or screw rod.
As present invention further optimization, described suspension detection faces lower connecting plate is steel plate, iron plate or aluminium sheet.
In general, by the contemplated above technical scheme of the present invention compared with prior art, have and following have
Benefit effect:
(1) track of the present invention, by arranging section of track attachment means to stretching between suspension detection faces between the section of track
Seam is attached, and thereby may be ensured that the collection of levitation gap signal is not interrupted, fully ensures that and list operation
Stability and ride comfort；
(2) track of the present invention, wherein suspension detection faces lower connecting plate by arranging the slotted hole of direction along ng a path,
So that fixture can adapt to the dilatation of the section of track while the plate that is located by connecting.
Accompanying drawing explanation
Fig. 1 is the STRUCTURE DECOMPOSITION schematic diagram according to the signal baffling device in the track of the embodiment of the present invention；
Fig. 2 is that the signal baffling device in Fig. 1 is in the connection diagram connecting the two F shaped steel rail sections of track.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to the present invention.Should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.Additionally, each embodiment of invention described below
As long as technical characteristic involved in does not constitutes conflict each other and just can be mutually combined.
In the case of not making specified otherwise, the detection direction being previously mentioned in the present invention refers to the direction along railway line,
The section of track being previously mentioned refers to be assembled the molectron of the certain length formed by multiple F shaped steel rails and steel tie and tablet.
According to the track of one embodiment of the invention, multiple sections of track it is formed by connecting, is provided with suitable between each section of track
Answer the expansion joint of section of track dilatation.Each section of track is that the F shaped steel rail section of track, the i.e. section of track are by many F shaped steel rail groups
Dress is formed.
In the present embodiment, the section of track attachment means in track is for the carrying out of the end, opposite end to the two adjacent sections of track
Connect, by seam between the two is blocked realize magnetic float signal intercept.
As described in Fig. 1 and 2, section of track attachment means includes suspension detection faces lower connecting plate 20 and outstanding for positioning
Multiple fixtures 23 of floating detection faces lower connecting plate 20.Outstanding for the end, opposite end of the two adjacent sections of track that connects
Connecting hole 11 and 12 is had in floating detection faces.Preferably, the connecting hole quantity of each section of track end is two,
Can certainly be arranged as required to other quantity, such as one, three or other, to adapt to assembling or processing
Demand.
In one embodiment it is preferred that connecting hole 11 and 12 is screwed hole, such as countersunk head screwed hole.
Suspension detection faces lower connecting plate 20 floats signal ensure that magnetic floats signal in whole orbital direction even for intercepting magnetic
The plate body of continuous function.Suspension detection faces lower connecting plate 20 is plate body structure, for installation into the phase of the two adjacent sections of track
In the suspension detection faces of end, opposite end, suspension detection faces lower connecting plate 20 is for being fixed on the suspension of two sections of track
In detection faces, such as, attach installation, to be connected at the expansion joint between the section of track.Wherein one end is installed to a rail
In the suspension detection faces of row end, the other end is installed in the suspension detection faces of another section of track end adjacent, thus
The flexible connecting sewing of the two adjacent sections of track is blocked.
Specifically, the two ends of suspension detection faces lower connecting plate 20 direction along ng a path have through hole, wherein one end
Through hole 22 mate corresponding with the connecting hole 12 of a wherein section of track end, the through hole 21 of the other end is length direction
For the slotted hole of direction along ng a path, and mate with the connecting hole 11 of another section of track end.
Fixture 23 is identical with number of openings multiple, for putting in place at suspension detection faces lower connecting plate 20
After the suspension detection faces of the end, opposite end of the two adjacent sections of track 10, insert described through hole 22 and slotted hole 21 respectively
In and and then stretch into correspondence connecting hole 11 and 12 in, suspension detection faces lower connecting plate 20 is positioned.
In one embodiment, it is preferred that fixture 23 is screw rod or stud, itself and connecting hole 11 and 12 screw thread
Join, so that suspension detection faces lower connecting plate 20 is positioned.Certainly, fixture 23 can also for other can be connected
The device of hole 11 and 12 coupling.
Fixture 23 corresponding to slotted hole can slide in described slotted hole relatively, thus adapts to stretching between the section of track
Contracting.I.e. when section of track relative telescopic, the fixture 23 in slotted hole 21 can slide relatively, thereby may be ensured that
The dilatation of the section of track.
In one embodiment, the table that suspension detection faces lower connecting plate 20 contacts with the suspension detection faces of the F rail section of track
Face is plane, and relative opposite side surface (detection faces) is low oblique in middle high, both sides on detection direction
Face, i.e. the thick middle of suspension detection faces lower connecting plate 20 and both sides are thin, form the slope of the descending that is similar to first to go up a slope again
Face structure.
By above-mentioned slope domatic structure so that position sensor is during detection, along detection direction through hyperextension
During contracting seam, it is possible to achieve in gradually transitive state, Yi Jicong in the detection of 20 from suspension detection faces to lower connecting plate
Lower connecting plate 20 in the detection of another suspension detection faces being connected in gradually transitive state, thus avoid excessive
Detection faces thickness change cause collection fluctuation, affect vehicle operation stability.
In one embodiment, suspension detection faces lower connecting plate 20 is its symmetrically structure of surface on inclined-plane, i.e. two
The inclined-plane of side is symmetrical relative to the center line on detection direction, i.e. from F rail detection faces to expansion joint again to another F
In detection on this detection direction of rail detection faces, the position-detection sensor moved up in detection side is relative
The distance of detection faces is first from normally tapering into and reaching at suspension detection faces lower connecting plate 20 midline position moving to
To minimum, become larger afterwards until reaching normal.
In a preferred version, the inclined-plane slope of two symmetries is identical.
In one embodiment, in two inclined-planes of the phase center line of suspension detection faces lower connecting plate 20, each inclined-plane
Gradient on detection direction keeps constant, such as 10%, 15% or 20% etc., but does not limit in the present invention
In this scope, can be according to actually detected requirement or specify specifically chosen, the gradient of such as 1%-20%.
In one embodiment, suspension detection faces lower connecting plate 20 is provided with the end of suspension detection faces junction
Chamfering so that from suspension detection faces to lower connecting plate 20 and from lower connecting plate 20 to connect another suspend inspection
The transition on thickness in survey face is uniform, it is ensured that uniform and stable during detection.
Being not construed as limiting in thickness this programme of suspension detection faces lower connecting plate 20, the most relatively thin, such as thickness is permissible
For 1-5mm, preferably 1mm, 3mm, 5mm, at the maximum gauge of usual suspension detection faces lower connecting plate 20
Thickness less than 5mm.The material of suspension detection faces lower connecting plate is also not construed as limiting, as long as ensure that its energy
Enough make magnetic float signal not interrupt keeping continuously, being preferably identical with F rail material, it is also possible to for other materials
Other sheet metals such as matter, such as iron plate or aluminium sheet etc..
As it will be easily appreciated by one skilled in the art that and the foregoing is only presently preferred embodiments of the present invention, not
In order to limit the present invention, all any amendment, equivalents made within the spirit and principles in the present invention and changing
Enter, should be included within the scope of the present invention.
Claims (10)
1. having the medium-and low-speed maglev track ensureing signals collecting continuous print section of track attachment means, it is by multiple
Assemble, by F shaped steel rail, the section of track formed to be formed by connecting, be provided with between each section of track and adapt to section of track dilatation
Expansion joint, it is characterised in that
It is provided with section of track attachment means, with the opposite end end to the adjacent section of track on expansion joint between each adjacent section of track
Portion is attached, and wherein, this section of track attachment means includes:
Suspension detection faces lower connecting plate (20), it is plate body structure, in order to be installed to the opposite end of the two adjacent sections of track
In the suspension detection faces of end, wherein have on the two ends of this suspension detection faces lower connecting plate direction along ng a path
Through hole, wherein the through hole (22) of one end is corresponding with the connecting hole (12) of wherein section of track end coupling, another
End the slotted hole that through hole is direction along ng a path (21) and mate with the connecting hole (11) of another section of track end；
And
Fixture (23), it is identical with number of openings multiple, at described suspension detection faces lower connecting plate
(20) described through hole and oval is inserted after the suspension detection faces of the end, opposite end being installed to the two adjacent sections of track respectively
In hole and and then stretch into correspondence connecting hole in, so that suspension detection faces lower connecting plate (20) is positioned, and
Fixture corresponding to slotted hole (21) can slide in described slotted hole relatively, thus adapts to stretching between the section of track
Contracting.
A kind of medium-and low-speed maglev track with section of track attachment means the most according to claim 1, wherein,
The surface that described suspension detection faces lower connecting plate (20) contacts with suspension detection faces is plane, relative opposite side
The inclined-plane that surface is high in centre on detection direction, both sides are low, the most described suspension detection faces lower connecting plate (20)
Thick middle and both sides are thin.
A kind of medium-and low-speed maglev track with section of track attachment means the most according to claim 2, wherein,
Described suspension detection faces lower connecting plate (20) is its symmetrically structure of surface on inclined-plane, i.e. relative in this surface
Line is symmetrical.
A kind of medium-and low-speed maglev track with section of track attachment means the most according to claim 3, wherein,
In two inclined-planes of the most described surface center line of described suspension detection faces lower connecting plate (20), each inclined-plane is in inspection
Surveying the slope on direction and keep constant, preferably two inclined-plane slopes are identical.
5. according to a kind of medium-and low-speed maglev rail with section of track attachment means according to any one of claim 1-4
Road, wherein, described suspension detection faces lower connecting plate (20) is provided with down with the end of suspension detection faces junction
Angle so that both transition are uniform.
6. according to a kind of medium-and low-speed maglev rail with section of track attachment means according to any one of claim 1-5
Road, wherein, the thickness at the maximum gauge of described suspension detection faces lower connecting plate (20) is less than 5mm.
7. according to a kind of medium-and low-speed maglev rail with section of track attachment means according to any one of claim 1-6
Road, wherein, the through hole that described suspension detection faces lower connecting plate (20) is often held is two, corresponding section of track end
Connecting hole (11,12) is also two.
8. according to a kind of medium-and low-speed maglev rail with section of track attachment means according to any one of claim 1-7
Road, wherein, the connecting hole (11,12) of described section of track end is countersunk screw holes.
9. according to a kind of medium-and low-speed maglev rail with section of track attachment means according to any one of claim 1-8
Road, wherein, described fixture (23) is stud or screw rod.
10. according to a kind of medium-and low-speed maglev with section of track attachment means according to any one of claim 1-9
Track, wherein, described suspension detection faces lower connecting plate (20) is steel plate, iron plate or aluminium sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610517393.2A CN105970746B (en) | 2016-07-04 | 2016-07-04 | With the medium-and low-speed maglev track for ensureing the continuous section of track attachment means of signal acquisition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610517393.2A CN105970746B (en) | 2016-07-04 | 2016-07-04 | With the medium-and low-speed maglev track for ensureing the continuous section of track attachment means of signal acquisition |
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| Publication Number | Publication Date |
|---|---|
| CN105970746A true CN105970746A (en) | 2016-09-28 |
| CN105970746B CN105970746B (en) | 2017-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610517393.2A Active CN105970746B (en) | 2016-07-04 | 2016-07-04 | With the medium-and low-speed maglev track for ensureing the continuous section of track attachment means of signal acquisition |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018006622A1 (en) * | 2016-07-04 | 2018-01-11 | 中铁第四勘察设计院集团有限公司 | Track panel connecting device capable of consecutively collecting suspension clearance signals |
| CN112030625A (en) * | 2020-09-04 | 2020-12-04 | 北京天润海图科技有限公司 | Connecting device of suspension rail and suspension rail |
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| DE4413898C1 (en) * | 1994-04-21 | 1996-01-18 | Magnetbahn Gmbh | Rail thrust connection for tracks of magnetic suspension vehicles |
| KR100863734B1 (en) * | 2007-06-29 | 2008-10-16 | 한국철도기술연구원 | Guide way structure for magnetic levitation train |
| CN202509345U (en) * | 2012-02-09 | 2012-10-31 | 莱芜美澳冶金科技有限公司 | Track panel connection section |
| CN204849496U (en) * | 2015-06-17 | 2015-12-09 | 南车株洲电力机车有限公司 | Maglev train track section of track connects |
| CN105463956A (en) * | 2015-12-31 | 2016-04-06 | 上海市安装工程集团有限公司 | End positioning device for F-shaped tracks |
| CN205893828U (en) * | 2016-07-04 | 2017-01-18 | 中铁第四勘察设计院集团有限公司 | Section of track connecting device's moderate -low speed magnetic levitation track with guarantee that signal acquisition is continuous |
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2016
- 2016-07-04 CN CN201610517393.2A patent/CN105970746B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4413898C1 (en) * | 1994-04-21 | 1996-01-18 | Magnetbahn Gmbh | Rail thrust connection for tracks of magnetic suspension vehicles |
| KR100863734B1 (en) * | 2007-06-29 | 2008-10-16 | 한국철도기술연구원 | Guide way structure for magnetic levitation train |
| CN202509345U (en) * | 2012-02-09 | 2012-10-31 | 莱芜美澳冶金科技有限公司 | Track panel connection section |
| CN204849496U (en) * | 2015-06-17 | 2015-12-09 | 南车株洲电力机车有限公司 | Maglev train track section of track connects |
| CN105463956A (en) * | 2015-12-31 | 2016-04-06 | 上海市安装工程集团有限公司 | End positioning device for F-shaped tracks |
| CN205893828U (en) * | 2016-07-04 | 2017-01-18 | 中铁第四勘察设计院集团有限公司 | Section of track connecting device's moderate -low speed magnetic levitation track with guarantee that signal acquisition is continuous |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018006622A1 (en) * | 2016-07-04 | 2018-01-11 | 中铁第四勘察设计院集团有限公司 | Track panel connecting device capable of consecutively collecting suspension clearance signals |
| CN112030625A (en) * | 2020-09-04 | 2020-12-04 | 北京天润海图科技有限公司 | Connecting device of suspension rail and suspension rail |
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| Publication number | Publication date |
|---|---|
| CN105970746B (en) | 2017-07-18 |
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