CN106120489B - With the medium-and low-speed maglev track for ensureing the continuous section of track attachment means of signal acquisition - Google Patents
With the medium-and low-speed maglev track for ensureing the continuous section of track attachment means of signal acquisition Download PDFInfo
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- CN106120489B CN106120489B CN201610517600.4A CN201610517600A CN106120489B CN 106120489 B CN106120489 B CN 106120489B CN 201610517600 A CN201610517600 A CN 201610517600A CN 106120489 B CN106120489 B CN 106120489B
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- track
- section
- detection faces
- connecting plate
- lower connecting
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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
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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)
- Control Of Vehicles With Linear Motors And Vehicles That Are Magnetically Levitated (AREA)
Abstract
The invention discloses a kind of medium-and low-speed maglev track with section of track attachment means, section of track attachment means are provided with the expansion joint between each adjacent section of track, the section of track attachment means include：The suspension detection faces lower connecting plate taken the shape of the letter U, the two ends of suspension detection faces lower connecting plate direction along ng a path have through hole, and the through hole of one end is corresponding with the connecting hole matching of a wherein section of track end, and the through hole of the other end is the slotted hole that length direction is direction along ng a path；And fixture, for being inserted respectively after suspension detection faces lower connecting plate is installed to the suspension detection faces of the opposite end end of the two adjacent sections of track, suspension detection faces lower connecting plate is positioned, and relative in the slotted hole can be slided corresponding to the fixture of slotted hole, so that flexible between adapting to the section of track.The track of the present invention can be effectively ensured magnetic and float not interrupting continuously for signal while being completely adapted to the dilatation of the section of track in the vertical, so as to ensure the smooth-going stable operation of train.
Description
Technical field
The invention belongs to medium-and low-speed maglev track structure technical field, and in particular to one kind, which has, can ensure that signal acquisition connects
The medium-and low-speed maglev track of continuous 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, by vehicle suspension frame
U-shaped electromagnet and F shaped steel rails between electromagnetic attraction, realize suspension and the guiding of vehicle.Current medium-and low-speed maglev track
Structure mainly uses steel tie pattern, and track mainly includes tablet, F shaped steel rails (also referred to as F rails), telescopic joint, company from top to bottom
The part such as fitting and fastener, steel tie, fastener system, track is constituted, and is integrally mated formation using the section of track as unit.F shaped steel rails, steel
Sleeper and tablet are assembled into the section of track in factory or Assembling base, and the section of track is connected by F rails jointing.
It is respectively provided with to adapt to the section of track with infrastructure under temperature change between caused dilatation, section of track F shaped steel rails
There is expansion joint (seam), jointing is arranged on the expansion joint position between adjacent F shaped steel rails, and the joint design of F shaped steel rails needs
The demand in terms of characteristic of expanding with heat and contract with cold, the smooth-going of F rails, roadability and the operation maintenance of magnetic levitation track is adapted to, it is connected
Intensity, stability and reliability are safe to train, steady and quick operation is most important.F shaped steel rails joint is connecting adjacent rail
During row, to ensure that track is vertical, horizontal centering, and enough temperature difference telescopic displacement regulations on longitudinal direction (direction along ng a path)
Amount, jointing is provided with lower attachment structure all under F shaped steel rail wing plates.This jointing ensure that wheel does not take off all the time
From wing plate, impact of the rail gap to road wheel can be avoided completely, while carrying out additionally high-leveled and difficult without to F shaped steel wing plates structure
The decrease of degree machining and intensity or performance.
Due to train in suspension operation, it is necessary to constantly collection and detection levitation gap signal for vehicle control system
Train is monitored and controlled in real time, i.e., by position sensor and the suspension detection faces continuous acquisition levitation gap signal of F rails, from
And continuous levitation gap signal is obtained, to carry out feedback regulation accordingly, it is big that control vehicle control system exports corresponding electric current
It is small.But, above-mentioned jointing is connected in wing plate side, although can ensure contact and the smooth-going fortune of road wheel
OK, but F rails opposite side be positioned at tablet the section of track of side two between expansion joint still exist.The presence at this expansion joint
Suspension detection faces can be caused to be in interrupt status in section of track junction, so that magnetic, which floats signal, produces interruption, resulted even in
Abnormal signal is inputted, and influences the stable operation of train.Accordingly, it would be desirable to which the influence for floating signal to magnetic to this expansion joint is handled
To ensure the smooth-going stable operation of train.
The content of the invention
For the disadvantages described above or Improvement requirement of prior art, have the invention provides one kind and ensure that signal acquisition is continuous
Section of track attachment means medium-and low-speed maglev track, the another side of the relative induction plate of the F rails of the section of track end of the track it is outstanding
The connecting plate of the seam of two sections of track of connection is provided with floating detection faces, can be achieved to be completely adapted to the flexible of the section of track in the vertical
The levitation gap signal that collection is effectively ensured while deformation is not interrupted continuously, so as to ensure the smooth-going stable operation of train.
To achieve the above object, it is proposed, according to the invention, provide a kind of with the guarantee continuous section of track attachment means of signal acquisition
Medium-and low-speed maglev track, it is assembled the section of track formed by F shaped steel rails and is formed by connecting, is provided between each section of track suitable by multiple
Answer the expansion joint of section of track dilatation, it is characterised in that
Section of track attachment means are provided with expansion joint between each adjacent section of track, are entered with the opposite end end to the adjacent section of track
Row connection, wherein, the section of track attachment means include：
Suspension detection faces lower connecting plate, it is matched for the U-shaped that the suspension detection faces and two supporting legs with the section of track are surrounded
The U-board body of adaptation, for be placed in the U-shaped space of the section of track be installed to the two adjacent sections of track opposite end end it is outstanding
In floating detection faces, the two ends of the wherein suspension detection faces lower connecting plate direction along ng a path have through hole, and wherein one end is logical
Hole is corresponding with the connecting hole matching of a wherein section of track end, the through hole of the other end for direction along ng a path slotted hole and and another
The connecting hole matching of section of track end；And
Fixture, it is multiple with number of openings identical, for being installed to two in the suspension detection faces lower connecting plate
Insert in the through hole and slotted hole and and then stretched into corresponding respectively after the suspension detection faces of the opposite end end of the adjacent section of track
In connecting hole, to be positioned to the suspension detection faces lower connecting plate, and can be in the length corresponding to the fixture of slotted hole
It is relative in circular hole to slide, so that flexible between adapting to the section of track.
As present invention further optimization, the suspension detection faces lower connecting plate is with the surface that suspension detection faces are contacted
Plane, relative another side surface is in connection under the low inclined-plane in middle high, both sides, i.e., described suspension detection faces on detection direction
The middle part of plate is thick and both sides are thin.
As present invention further optimization, the suspension detection faces lower connecting plate is symmetrical structure in the surface on inclined-plane,
That is the surface is symmetrical relative to surface center line.
It is used as present invention further optimization, symmetrical two inclined-plane of relative center line of the suspension detection faces lower connecting plate
In, slope of each inclined-plane on detection direction keeps constant, and preferably two inclined-plane slopes are identical.
As present invention further optimization, the suspension detection faces lower connecting plate and the end of suspension detection faces junction
It is provided with chamfering so that both transition are uniform.
As present invention further optimization, the thickness at the maximum gauge of the suspension detection faces lower connecting plate is no more than
5mm。
As present invention further optimization, the through hole that the suspension detection faces lower connecting plate is often held is two, corresponding
Section of track end connecting hole is also two.
As present invention further optimization, the connecting hole of the section of track end is countersunk screw holes.
As present invention further optimization, the fixture is stud or screw rod.
As present invention further optimization, the 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, with following beneficial effect
Really：
(1) track of the invention, by setting section of track attachment means to enter the expansion joint between suspension detection faces the section of track
Row connection, thereby may be ensured that the collection of levitation gap signal is not interrupted continuously, fully ensure that the stability peace for listing operation
It is pliable；
(2) track of the invention, wherein suspension detection faces lower connecting plate, can be with by setting the slotted hole of direction along ng a path
Fixture is enabled to adapt to the dilatation of the section of track while plate is located by connecting.
Brief description of the drawings
Fig. 1 is the structural decomposition diagram according to the section of track attachment means in the track of the embodiment of the present invention.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as in addition, technical characteristic involved in each embodiment of invention described below
Not constituting conflict each other can just 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, is carried
To the section of track refer to the sub-assembly of the certain length formed assembled by multiple F shaped steel rails and steel tie and tablet.
According to the track of one embodiment of the invention, it is formed by connecting by multiple sections of track, adaptation rail is provided between each section of track
Arrange the expansion joint of dilatation.Each section of track is that the F shaped steel rail sections of track, the i.e. section of track assemble to be formed by many F shaped steel rails.
In the present embodiment, the section of track attachment means in track are used for connecting to the opposite end end of the two adjacent sections of track
Connect, by realizing that magnetic floats signal and obstructed to blocking for both seams.
As described in Figure 1, section of track attachment means include suspension detection faces lower connecting plate 20 and for positioning suspended detection faces
Multiple fixtures 23 of lower connecting plate 20.Opened respectively in the suspension detection faces of the opposite end end of the two adjacent sections of track for connection
There is connecting hole 11 and 12.Preferably, the connection hole number of each section of track end is two, naturally it is also possible to be arranged as required to it
His quantity, such as one, three or other, to adapt to assembling or process requirements.
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 is that ensure that magnetic floats the plate body that signal is continuously collected in whole orbital direction.
Suspension detection faces lower connecting plate 20 is U-shaped plate body structure, and it is U-shaped that the rail suspension detection faces and two supporting legs of itself and F shaped steel are surrounded
Match adaptation, for being installed in the suspension detection faces of the opposite end end of the two adjacent sections of track, is connected under suspension detection faces
Plate 20 is used for the suspension detection faces for being fixed on two sections of track, for example, attach and install, the expansion joint between the section of track is blocked.
I.e. wherein one end is installed in the suspension detection faces of a section of track end, and the other end is installed to the suspension inspection of adjacent another section of track end
On survey face, so that the flexible connecting sewing of the two adjacent sections of track be blocked.
Specifically, the two ends of the direction along ng a path of suspension detection faces lower connecting plate 20 have through hole, and wherein one end is logical
Hole 22 is corresponding with the matching of connecting hole 12 of a wherein section of track end, and the through hole 21 of the other end is that length direction is direction along ng a path
Slotted hole, and matched with the connecting hole 11 of another section of track end.
Fixture 23 is multiple with number of openings identical, for adjacent to two in place in suspension detection faces lower connecting plate 20
After the suspension detection faces of the opposite end end of the section of track, insert in the through hole 22 and slotted hole 21 and and then stretch into corresponding respectively
In connecting hole 11 and 12, suspension detection faces lower connecting plate 20 is positioned.
In one embodiment, it is preferred that fixture 23 is screw rod or stud, it is matched with the screw thread of connecting hole 11 and 12, will
Suspension detection faces lower connecting plate 20 is positioned.Certainly, the device that fixture 23 can also match for other with connecting hole 11 and 12.
Relative in the slotted hole it can be slided corresponding to the fixture 23 of slotted hole, so that flexible between adapting to the section of track.
I.e. in section of track relative telescopic, the fixture 23 in slotted hole 21 relative can be slided, and thereby may be ensured that the dilatation of the section of track.
In one embodiment, suspension detection faces lower connecting plate 20 is with the surface that the suspension detection faces of the F rail sections of track are contacted
Plane, and relative another side surface (detection faces) is in the low inclined-plane in middle high, both sides on detection direction, that is, suspend detection faces
The thick middle of lower connecting plate 20 and both sides are thin, formed and be similar to the slope structure of descending of first going up a slope again.
Pass through above-mentioned slope domatic structure so that position sensor is in detection process, along detection direction by expansion joint
When, it is possible to achieve in gradually transition state in 20 detection from suspension detection faces to lower connecting plate, and from lower connecting plate 20 to
In gradually transition state in the detection for another suspension detection faces being connected, so as to avoid excessive detection faces thickness change from causing
Collection fluctuation, influence vehicle operation stability.
In one embodiment, suspension detection faces lower connecting plate 20 for inclined-plane surface its in symmetrical structure, i.e. both sides
Inclined-plane is symmetrical relative to the center line on detection direction, i.e., from F rails detection faces to expansion joint again to another F rails detection faces this
In detection on one detection direction, the position-detection sensor moved up in detection side is first with respect to the distance of detection faces from normal
Taper into and reach minimum being moved at the midline position of suspension detection faces lower connecting plate 20, become larger afterwards until reaching
Normally.
In a preferred scheme, two symmetrical inclined-plane slopes are identical.
In one embodiment, in two inclined-planes of the relative center line of suspension detection faces lower connecting plate 20, each inclined-plane is in inspection
The gradient surveyed on direction keeps constant, and the scope is not limited to such as 10%, 15% or 20%, but in the present invention, can be with
According to it is actually detected requirement or provide specifically chosen, such as 1%-20% gradient.
In one embodiment, suspension detection faces lower connecting plate 20 and the end of suspension detection faces junction are provided with down
Angle so that from suspension detection faces to lower connecting plate 20 and another suspension detection faces from lower connecting plate 20 to connection in thickness
Upper transition is uniform, it is ensured that uniform and stable in detection process.
It is not construed as limiting in thickness this programme of suspension detection faces lower connecting plate 20, generally relatively thin, such as thickness can be 1-
Thickness at 5mm, preferably 1mm, 3mm, 5mm, the maximum gauge of usual suspension detection faces lower connecting plate 20 is no more than 5mm.Suspend
The material of detection faces lower connecting plate is also not construed as limiting, as long as ensure that it enables to magnetic to float signal and does not interrupt holding continuously i.e.
Can, it is preferably identical with F rail materials, or other materials, other sheet metals such as iron plate or aluminium sheet.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, it is not used to
The limitation present invention, any modifications, equivalent substitutions and improvements made within the spirit and principles of the invention etc., it all should include
Within protection scope of the present invention.
Claims (10)
1. a kind of have the medium-and low-speed maglev track for ensureing the continuous section of track attachment means of signal acquisition, it passes through F types by multiple
Rail assembles the section of track to be formed and is formed by connecting, and the expansion joint for adapting to section of track dilatation is provided between each section of track, and its feature exists
In,
Section of track attachment means are provided with expansion joint between each adjacent section of track, are connected with the opposite end end to the adjacent section of track
Connect, wherein, the section of track attachment means include：
Suspension detection faces lower connecting plate (20), it is matched for the U-shaped that the suspension detection faces and two supporting legs with the section of track are surrounded
The U-board body of adaptation, for be placed in the U-shaped space of the section of track be installed to the two adjacent sections of track opposite end end it is outstanding
In floating detection faces, the two ends of wherein suspension detection faces lower connecting plate (20) direction along ng a path have through hole, wherein one end
Through hole (22) it is corresponding with connecting hole (12) matching of a wherein section of track end, the through hole of the other end is oval for direction along ng a path
Hole (21) is simultaneously matched with the connecting hole (11) of another section of track end；And
Fixture (23), it is multiple with number of openings identical, for being installed in the suspension detection faces lower connecting plate (20)
Insert and gone forward side by side in the through hole (22) and slotted hole (21) respectively after to the suspension detection faces of the opposite end end of the two adjacent sections of track
And stretch into corresponding connecting hole, suspension detection faces lower connecting plate (20) is positioned, and consolidating corresponding to slotted hole (21)
Determine part (23) relative in the slotted hole (21) to slide, so that flexible between adapting to the section of track.
2. it is according to claim 1 a kind of with the medium-and low-speed maglev rail for ensureing the continuous section of track attachment means of signal acquisition
Road, wherein, the surface that the suspension detection faces lower connecting plate (20) contacts with suspension detection faces is plane, relative opposite side table
Face is on detection direction two in the inclined-plane that middle high, both sides are low, i.e., the thick middle of described suspension detection faces lower connecting plate (20)
Side is thin.
3. it is according to claim 2 a kind of with the medium-and low-speed maglev rail for ensureing the continuous section of track attachment means of signal acquisition
Road, wherein, the suspension detection faces lower connecting plate (20) for inclined-plane surface its be in symmetrical structure, i.e., relative to the surface center line
Symmetrically.
4. it is according to claim 3 a kind of with the medium-and low-speed maglev rail for ensureing the continuous section of track attachment means of signal acquisition
Road, wherein, in two inclined-planes of the relatively described surface center line of the suspension detection faces lower connecting plate (20), each inclined-plane is in detection
Slope on direction keeps constant, and two inclined-plane slopes are identical.
5. in a kind of continuous section of track attachment means of signal acquisition with guarantee according to any one of claim 1-4
Low speed magnetic floating track, wherein, the suspension detection faces lower connecting plate (20) and the end of suspension detection faces junction are provided with down
Angle so that both transition are uniform.
6. it is according to claim 5 a kind of with the medium-and low-speed maglev rail for ensureing the continuous section of track attachment means of signal acquisition
Road, wherein, the thickness at the maximum gauge of the suspension detection faces lower connecting plate (20) is no more than 5mm.
7. it is according to claim 6 a kind of with the medium-and low-speed maglev rail for ensureing the continuous section of track attachment means of signal acquisition
Road, wherein, the through hole that the suspension detection faces lower connecting plate (20) is often held is two, corresponding section of track end connecting hole (11,
12) also it is two.
8. it is according to claim 7 a kind of with the medium-and low-speed maglev rail for ensureing the continuous section of track attachment means of signal acquisition
Road, wherein, the connecting hole (11,12) of the section of track end is countersunk screw holes.
9. it is according to claim 8 a kind of with the medium-and low-speed maglev rail for ensureing the continuous section of track attachment means of signal acquisition
Road, wherein, the fixture (23) is stud or screw rod.
10. it is according to claim 9 a kind of with the medium-and low-speed maglev for ensureing the continuous section of track attachment means of signal acquisition
Track, wherein, the 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 |
|---|---|---|---|
| CN201610517600.4A CN106120489B (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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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610517600.4A CN106120489B (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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| CN106120489A CN106120489A (en) | 2016-11-16 |
| CN106120489B true CN106120489B (en) | 2017-09-29 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107964837A (en) * | 2017-12-06 | 2018-04-27 | 中建空列（北京）工程设计研究院有限公司 | Track joint connecting equipment and the track for including the track joint connecting equipment |
| DE202018105484U1 (en) * | 2018-09-24 | 2020-01-02 | Robel Bahnbaumaschinen Gmbh | Monitoring device for monitoring a temporary rail connection of two rail sections of a rail and rail connection system with such a monitoring device |
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