CN105603835B - I-shaped jointing for F shaped steel rails - Google Patents
I-shaped jointing for F shaped steel rails Download PDFInfo
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- CN105603835B CN105603835B CN201610142586.4A CN201610142586A CN105603835B CN 105603835 B CN105603835 B CN 105603835B CN 201610142586 A CN201610142586 A CN 201610142586A CN 105603835 B CN105603835 B CN 105603835B
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- shaped
- positive stop
- lug boss
- wing plate
- stop lug
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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
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B11/00—Rail joints
- E01B11/02—Dismountable rail joints
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a kind of I-shaped jointing for F shaped steel rails, including for being arranged at the lower connecting plate and positive stop lug boss of wing plate lower surface, wherein positive stop lug boss protrusion is arranged on the one side of lower connecting plate, and it is plane that it, which protrudes end surfaces,；F shaped steel rails wing plate is correspondingly arranged on the link slot matched with positive stop lug boss one end respectively, the positive stop lug boss insertion being used for respect to the I-shaped space that the link slot between two wing plates and gap between the two are collectively forming on lower connecting plate, lower connecting plate and wing plate are connected through connecting hole by connector, it may be such that the positive stop lug boss passes through space and its protrusion end surfaces is concordant with wing plate upper surface, and side is contacted completely with the link slot inwall on wing plate, and then realize the connection to F shaped steel rails.The jointing of the present invention can ensure that wheel does not depart from wing plate all the time, can avoid impact of the rail gap to road wheel completely, while without the decrease that extra highly difficult machining and intensity or performance are carried out to F shaped steel wing plates structure.
Description
Technical field
The invention belongs to medium-and low-speed maglev track structure technical field, and in particular to a kind of connection for F shaped steel rails connects
Head, suitable for the connection between the medium-and low-speed maglev track section of track.
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 rail between electromagnetic attraction, realize suspension and the guiding of vehicle.Medium-and low-speed maglev track at present
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 forms, and integrally mats 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.
To adapt to the section of track and infrastructure caused dilatation under temperature change, it is respectively provided between section of track F shaped steel rails
There is expansion joint, jointing is arranged on the expansion joint position between adjacent F shaped steel rails, and the joint design of F shaped steel rails needs to adapt to magnetic
The demand of characteristic of expanding with heat and contract with cold, the smooth-going of F rails, roadability and the operation maintenance of floating track etc., it is its bonding strength, steady
Qualitative and reliability is safe to train, steady and quick operation is most important.
F shaped steel rails joint is when connection is connected the section of track, to ensure that track is vertical, horizontal centering, and in longitudinal direction (along track
Direction) on enough temperature difference telescopic displacement regulated quantity, jointing is provided with lower attachment structure all under F shaped steel rail wing plates.Mesh
Before, attachment structure generally comprises wing plate lower connecting plate and connecting bolt under existing wing plate both at home and abroad, the attachment structure pass through by
The convex block insertion for being arranged on wing plate lower connecting plate is arranged on the limited impression of wing plate bottom surface to limit the transversion malposition between the section of track,
Train is improved under rescue mode by the stationarity at expansion joint by the way that the wing plate of F shaped steel rails is arranged into " ladder " type.
Such as a kind of medium-and low-speed maglev system F shaped steel rail attachment structures are disclosed in patent document CN104499385A, such as
Shown in Fig. 1-2, it includes wing plate lower connecting plate 1, clamping plate and outer leg side connecting plate 3, and the bottom surface of wing plate is provided with longitudinally prolongs along circuit
The limited impression stretched, wing plate lower connecting plate is provided with the convex block being engaged with limited impression, while two wing plates can be " rank
Ladder " type connection.By the above-mentioned means, the dilatation at expansion joint can be adapted to preferably between can causing the section of track, lead to simultaneously
Cross wing plate step type be arranged such that its can strengthen cross spacing energy and lifted train under rescue mode wheel by stretching
Contract the stationarity stitched.But cross spacing lifting of the above-mentioned attachment structure to the section of track is still limited, particularly wherein wing plate is set
Cause wheel still to there is part to be located at gap position into " ladder " type, cause wheel stability still to have deficiency, and above-mentioned rank
Ladder " type structure needs to carry out track end face the machining of complicated shape, and must assure that the contact surface size essence of both ends guide rail
Really coordinate, its difficulty of processing is big, cost is high, installation effectiveness is low, and the difficult processing of F shaped steel rails can be significantly improved by not being suitable for excessive joint gap
Degree, it can also cause the huge waste of material.
The content of the invention
For the disadvantages described above or Improvement requirement of prior art, the invention provides a kind of for the I-shaped of F shaped steel rails
Jointing, it is by docking header structure and being improved with the assembly method of F shaped steel rail wing plates, and to the wing plate of F shaped steel rails
Connecting portion is accordingly optimized, so as to realize to the section of track of connection in accurate matching laterally and vertically and spacing, and
The dilatation of the section of track is completely adapted in the vertical, and can ensure that wheel does not depart from wing plate all the time, can be avoided completely
Impact of the rail gap to road wheel, while carry out highly difficult machining and intensity additionally without to F shaped steel wing plates structure
Or the decrease of performance.
To achieve the above object, according to one aspect of the present invention, there is provided a kind of I-shaped connection for F shaped steel rails connects
Head, the wing plate for the F shaped steel rails to two adjacent section of track opposite end ends are attached, realize and expansion joint is provided between
The connection of the two adjacent sections of track, it is characterised in that the jointing includes：
For being arranged at the lower connecting plate of wing plate lower surface, multiple through holes are provided with as the connection being connected with wing plate
Hole；And positive stop lug boss, its protrude be arranged on the lower connecting plate for the side surface that is contacted with wing plate to be connected,
It is strip, and length direction protrudes along the equal track both lateral sides in railway line direction and its both ends so that positive stop lug boss is overall
In I-shaped；
Two relative ends of the F shaped steel rails wing plate to be connected are correspondingly arranged on and described positive stop lug boss one end respectively
The link slot of matching, wherein end of the link slot inside wing plate extends along in track transverse direction to both sides, it is positioned opposite
The I-shaped space that above-mentioned link slot between two wing plates and the gap between two link slots are collectively forming is used for institute
Positive stop lug boss insertion is stated, the lower connecting plate can be connected with wing plate through the connecting hole by connector, so as to
So that the positive stop lug boss is through the I-shaped space and make it that its protrusion end surfaces is concordant with wing plate upper surface, while make its side
Face contacts with the link slot inwall on wing plate completely, and then the reliable spacing and smooth transition to the adjacent section of track can be achieved even
Connect.
As present invention further optimization, the positive stop lug boss is less than described I-shaped in the length along railway line direction
The length in space so that the positive stop lug boss is suitable for the telescopic shape change of the section of track in this direction.
As present invention further optimization, width of the positive stop lug boss in track transverse direction and the I-shaped space
Width matching so that its can in this direction to F shaped steel rails carry out it is spacing.
As present invention further optimization, the link slot both ends do not penetrate wing plate to the groove to be formed is extended laterally
Upper and lower surface, accordingly, the height at the laterally protruding position in matched positive stop lug boss both ends is less than among positive stop lug boss
Partial height.
As present invention further optimization, the center line weight of the positive stop lug boss and I-shaped space in the longitudinal direction
Close, and preferably overlapped with train support wheel center line.
As present invention further optimization, width of the positive stop lug boss in track transverse direction is less than train support wheel
Width.
As present invention further optimization, the protruding end end face of the spacing preiection is plane, and it is after connection in place
It is concordant with wing plate plane so that the support wheel can be by the support of the positive stop lug boss and flat when by gap between two sections of track
Surely by so as to reducing the impact to support wheel.
As present invention further optimization, the connecting hole along railway line directional spreding at the both ends of lower connecting plate, it is excellent
Often end is two for choosing, and wing plate correspondence position to be connected is also corresponding is provided with hole, and both are realized for passing through connector respectively
Connection.
As present invention further optimization, the connecting hole is preferably slotted hole, and length direction is along railway line direction.
As present invention further optimization, the link slot on wing plate is to extend certain length inwardly from wing plate end
And through the slotted eye of wing plate upper and lower surface, and slotted eye extends in end inwardly along the both sides in track transverse direction so that two wing plates
On link slot and two wing plates between gap form I-shaped hole for accommodating the positive stop lug boss.
In general, by the contemplated above technical scheme of the present invention compared with prior art, have below beneficial to effect
Fruit：
(1) jointing of the invention by the I-shaped positive stop lug boss of wing plate lower connecting plate by being completely embedded into F shaped steel end
In the I-shaped slotted eye in portion so that its stress surface in track transverse direction greatly improves, so as to greatly improve its cross spacing
Ability, it can effectively prevent the transversion malposition of adjacent two F shaped steel；
(2) jointing of the invention by the positive stop lug boss of wing plate lower connecting plate by the wing plate of expansion joint both ends F shaped steel
Carry out " bridge joint ", wherein raised head face can be completely concordant with wing plate plane, it is ensured that when support wheel passes through expansion joint all the time
In contact condition, train is improved in the stationarity of rescue mode down train and the service life of support wheel；
(3) jointing of the invention is by opening up link slot in two wing plate end faces to be connected respectively, and with both it
Between section of track gap form I-shaped space so that positive stop lug boss can be embedded and hole in the longitudinal direction be present,
Its perfection is allowd to adapt to the dilatation in gap between the section of track；
(4) jointing of the invention is only to need simply to process corresponding link slot and connecting hole on wing plate, without
Complicated machining and Accuracy Matching are carried out, avoids " ladder " type of existing jointing wing plate from setting, not only connects more
It is reliable and stable, and processing and installation is reduced, the overall cost for carrying out the section of track is also reduced, while waste is reduced, also allow for tieing up
Mastery shield.
Brief description of the drawings
Fig. 1 is the connection diagram that a kind of F shaped steel rails of the prior art connect tieing；
Fig. 2 is connection diagram of the jointing under another visual angle in Fig. 1；
Fig. 3 is the structural decomposition diagram according to the connection tieing of one embodiment of the invention；
Fig. 4 is structural representation of the connection tieing under another visual angle in Fig. 3；
Fig. 5 is connection diagram of the connection tieing when connecting the wing plate of two F shaped steel rails in Fig. 3；
Fig. 6 is along the diagrammatic cross-section of A-A section parts in Fig. 5；
Fig. 7 is along the diagrammatic cross-section of B-B section parts in Fig. 5；
Fig. 8 is along the diagrammatic cross-section of C-C section parts in Fig. 5.
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
Conflict can is not formed each other to be mutually combined.
According to the jointing of one embodiment of the invention, it is used for the connection of the adjacent section of track of medium-and low-speed maglev system, especially
It is the connection of the F shaped steel rails on two sections of track.To adapt to the section of track and infrastructure caused dilatation, rail under temperature change
Expansion joint is provided between row's F shaped steel rails, jointing is the expansion joint position being arranged between adjacent F shaped steel rails, for connecting
Two F shaped steel rails, as shown in figure 3, the jointing that connects through of two F shaped steel rails 3 connects respective wing plate realization.
As shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7, in the position to be connected company of offering respectively on the wing plate of two F shaped steel rails 3
Access slot 32, link slot 32 are the bar-shaped trough extended along railway line direction from wing plate end into wing plate, and the particularly bar-shaped trough exists
To extending on track horizontal direction, i.e., width of the bar-shaped trough in end is more than the width of non-end, excellent for the end of wing plate inner part
The part for selecting link slot end to extend does not penetrate wing plate upper and lower surface, and other positions of link slot penetrate wing plate upper and lower surface.
In one embodiment, link slot 32 is located at one end inside wing plate to the horizontal slotted eye for upwardly extending protrusion of track in one fixed width
Rectangle so that the bar shaped link slot turns into T-slot hole.But to link slot 32 to the horizontal portion for upwardly extending protrusion of track in the present invention
Divide and be not limited to rectangle, or other shapes, such as circle, sector, kidney-shaped etc., but the link slot should be in T on the whole
Shape or class T-shaped.
In addition, connecting portion on wing plate is provided with the connecting hole for connection positioned at the periphery of link slot 32, with
For jointing and wing plate 31 to be connected.As shown in figure 3, in one embodiment, connecting hole is circular hole, preferably platform
Rank circular hole, the connecting hole on each wing plate 31 is two, is laterally respectively arranged in the both sides of strip link slot 32 along track.But
The shape and quantity of connecting hole are not limited in the present invention, can be specifically chosen according to the actual requirements, but preferably along track
Cross direction profiles are in strip link slot both sides.
As in Figure 3-5, jointing includes lower connecting plate 1, and it is preferably plate body structure, the side table of lower connecting plate 1
Boss 11 is provided with face (being upper surface in figure), it is fixedly connected with the upper surface of lower connecting plate 1, preferably integrally connects
Connect.Boss 11 is strip, and length direction is along railway line direction, and its both ends is protruded along track horizontal direction to both sides,
So that positive stop lug boss is in integrally I-shaped structure.The I-shaped shape of boss 11 and the F types of link slot 32 and two on two wing plates 3
What the gap between rail 3 was collectively forming matches along the I-shaped space in railway line direction, it is preferable that the portion of both ends protrusion
Its height is divided to be less than other positions of boss so that it can coordinate with link slot corresponding position.The boss 11 is used to insert both wings
The I-shaped space along railway line direction that the gap between the F shaped steel rails 3 of link slot 32 and two on plate 3 is collectively forming
In.
As the critical component in this connector, boss 11 is used to realize to the section of track or F shaped steel rails 3 in laterally and vertically side
To it is spacing and adapt to dilatation along railway line direction, while ensure that impact to vehicle support wheel is as small as possible, it is convex
The size and dimension of platform 11 has certain requirement.Specifically, length of the boss 11 along railway line direction is necessarily less than relatively
Two wing plates 31 on link slot 32 and the gap between the two I-shaped space that is collectively forming along railway line direction
Length, preferably the both ends projection of boss 11 are less than the width in the I-shaped space in the width along railway line direction, make
Obtaining boss 11 can relatively move on railway line direction in the space, adapt to the needs of section of track dilatation.
Meanwhile width of width of the boss 11 in track transverse direction with the link slot 32 on wing plate 31 in this direction
Match somebody with somebody so that boss 11 can carry out spacing to F shaped steel rails 3 in the horizontal, and its horizontal stress surface greatly improves, make its restraining ability and
Spacing reliability greatly improves, and can effectively prevent the dislocation of F shaped steel rails 3 in the horizontal.Preferably, the both ends of boss 11 are horizontal
The width of boss in the horizontal matches with the width of link slot both ends extension, the width of the middle part of boss 11 and company
The width matching of access slot middle part.
In one embodiment, boss 11 is kept along the center line of the center line on railway line direction and I-shaped space
On same vertical plane, while center line of the vehicle support wheel along railway line direction also is located in the plane.Particularly, boss
The end face of 11 protruding end should be consistent with the upper surface of wing plate 31, such as is plane, while height of projection should ensure that boss 11 is inserted
Enter in space and through behind the space, end face and the flush of wing plate 31 of protruding end so that vehicle support wheel can be smoothly
The contact end face of boss 11 simultaneously passes through, reduce as far as possible because between the section of track presence in gap and caused by impact or unstable
It is fixed.
In one embodiment, width of the boss 11 in track transverse direction is less than the width of vehicle support wheel.
It is in place that the lower connecting plate 1 of jointing is located on the surface of the homonymy of positive stop lug boss 11 (being upper surface shown in Fig. 3)
The periphery of positive stop lug boss 11 is provided with multiple through holes 12, as connecting hole is installed, it is corresponding with the mounting hole 33 on wing plate 31 for it,
For making connector pass through so that joint to be fixedly connected with wing plate 31.In one embodiment, the upper surface of wing plate lower connecting plate 1
Four installation connecting holes 12 are being provided with positioned at positioned at surrounding, each connecting hole 12 of installing is preferably waist hole.In one embodiment
In, the connector for jointing and wing plate is bolt 2.
The shape of both ends of the surface matches positive stop lug boss 11 with the I-groove end face of corresponding end in the longitudinal direction, in a reality
Apply in example, the both ends of the surface of positive stop lug boss 11 are the rectangle of protrusion, and the extension of correspondingly connected groove end is also rectangle so that two
Person can match, but be not construed as limiting in the present invention for the shape of the end lobes point of boss 11, can be for example circular, kidney-shaped
Or other shapes.There is certain interval in its end face in positive stop lug boss 11, with corresponding groove end face after connection in place for adapting to
The dilatation at expansion joint between the section of track.
Jointing in the present invention passes through corresponding link slot on the setting of above-mentioned positive stop lug boss 11 and corresponding wing plate 31
32 open up, and combine corresponding size and combine and assembly relation, can to realize between the F shaped steel rails 3 of section of track part
Reliable and stable connection, reliable spacing, change of being stretched on railway line direction between the adaptation section of track is carried out on laterally and vertically
Shape, and its supporting ＆ stablizing to vehicle support wheel, greatly reduce contact of the wheel with gap, substantially reduce and wheel is rushed
Hit so that stationarity of the train under rescue mode obtains increasing lifting.While above-mentioned jointing states function in realization,
Particular/special requirement is not proposed to the processing to F shaped steel rails 3 and precision, processing and installation is simple, machining and essence without complexity
Degree coordinates, and structural strength does not reduce effectively, and can be greatly reduced waste of material.
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, not to
The limitation present invention, all any modification, equivalent and improvement made within the spirit and principles of the invention etc., all should be included
Within protection scope of the present invention.
Claims (10)
1. a kind of I-shaped jointing for F shaped steel rails, the F shaped steel rails for the opposite end end to the two adjacent sections of track
Wing plate (31) is attached, and realizes the connection for the two adjacent sections of track that expansion joint is provided between, it is characterised in that the connection connects
Head includes：
For being arranged at the lower connecting plate (1) of F shaped steel rails wing plate (31) bottom surface, be provided with multiple through holes as with the wing
The connecting hole (12) of plate (31) connection；
Positive stop lug boss (11), its protrude be arranged on the lower connecting plate (1) be used for contacted with wing plate (31) bottom surface to be connected
One side on, it is strip, and length direction protrudes along railway line direction and its both ends to track both lateral sides so that
Positive stop lug boss is integrally in I-shaped；
Two relative ends of the F shaped steel rails wing plate (31) to be connected are correspondingly arranged on and described positive stop lug boss one end respectively
The link slot (32) of matching, wherein end of the link slot inside wing plate extends along in track transverse direction to both sides, with respect to cloth
What the above-mentioned link slot (32) between two wing plates (31) put and the gap between two link slots (32) were collectively forming
I-shaped space is inserted for the positive stop lug boss (11), can be by lower connecting plate through the connecting hole (12) by connector
(1) it is connected with two wing plates (31), so as to may be such that the positive stop lug boss (11) through the I-shaped space and make it that its is convex
Go out that end surfaces are concordant with wing plate (31) upper surface, while its side is contacted with link slot (32) inwall on wing plate (31), enter
And connect with realizing the reliable spacing and smooth transition to the adjacent section of track.
2. a kind of I-shaped jointing for F shaped steel rails according to claim 1, wherein, the positive stop lug boss
(11) it is less than the length in the I-shaped space in the length along railway line direction so that the positive stop lug boss is suitable for the section of track at this
Telescopic shape change on direction.
3. a kind of I-shaped jointing for F shaped steel rails according to claim 1 or 2, wherein, the positive stop lug boss
(11) width in track transverse direction and the width Corresponding matching in the I-shaped space so that it can be in this direction to F
Shaped steel rail carries out spacing.
4. a kind of I-shaped jointing for F shaped steel rails according to any one of claim 1-2, wherein, it is described
Link slot both ends do not penetrate wing plate upper and lower surface to the groove to be formed is extended laterally, accordingly, matched positive stop lug boss
The height at the laterally protruding position in both ends is less than the height of positive stop lug boss center section.
5. a kind of I-shaped jointing for F shaped steel rails according to any one of claim 1-2, wherein, it is described
The center line of positive stop lug boss (11) and I-shaped space in the longitudinal direction overlaps, and is overlapped with train support wheel center line.
6. a kind of I-shaped jointing for F shaped steel rails according to any one of claim 1-2, wherein, it is described
Width of the positive stop lug boss (11) in track transverse direction is less than the width of train support wheel.
7. a kind of I-shaped jointing for F shaped steel rails according to claim 6, wherein, the positive stop lug boss
(11) protruding end end face is plane, and it is concordant with wing plate (31) plane after connection in place so that the train support wheel exists
By can be smoothly passed during flexible gap between two sections of track by the support of the positive stop lug boss (11) so as to reduce to the row
The impact of car support wheel.
8. a kind of I-shaped jointing for F shaped steel rails according to any one of claim 1-2, wherein, it is described
Connecting hole (12) is along railway line directional spreding at the both ends of lower connecting plate (1), and often end is two, and wing plate to be connected (31) is corresponding
Position is also accordingly provided with hole (33), for realizing both connections by connector respectively.
9. a kind of I-shaped jointing for F shaped steel rails according to any one of claim 1-2, wherein, wing plate
(31) link slot (32) on is that wherein slotted eye is in court inwardly along the elongated slot through hole for stretching certain length from wing plate (31) end
In end do not penetrate wing plate upper and lower surface along the both sides extension in track transverse direction, following table on remainder insertion wing plate
Face so that the gap between link slot (32) and two wing plates on two wing plates (31) forms described for accommodating the positive stop lug boss
(11) I-shaped hole.
10. a kind of track for medium-and low-speed maglev system, wherein, pass through claim 1-9 between each section of track of the track
Any one of a kind of I-shaped jointing for F shaped steel rails be attached.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610142586.4A CN105603835B (en) | 2016-03-14 | 2016-03-14 | I-shaped jointing for F shaped steel rails |
| PCT/CN2017/076407 WO2017157257A1 (en) | 2016-03-14 | 2017-03-13 | Connecting joint for f-shaped steel rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610142586.4A CN105603835B (en) | 2016-03-14 | 2016-03-14 | I-shaped jointing for F shaped steel rails |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105603835A CN105603835A (en) | 2016-05-25 |
| CN105603835B true CN105603835B (en) | 2017-11-17 |
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ID=55984146
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610142586.4A Active CN105603835B (en) | 2016-03-14 | 2016-03-14 | I-shaped jointing for F shaped steel rails |
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| Country | Link |
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| CN (1) | CN105603835B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017157257A1 (en) * | 2016-03-14 | 2017-09-21 | 中铁第四勘察设计院集团有限公司 | Connecting joint for f-shaped steel rail |
| CN106120489B (en) * | 2016-07-04 | 2017-09-29 | 中铁第四勘察设计院集团有限公司 | With the medium-and low-speed maglev track for ensureing the continuous section of track attachment means of signal acquisition |
| CN111215445B (en) * | 2020-03-02 | 2025-02-14 | 山东钢铁股份有限公司 | Special-shaped F-shaped steel, production line and production method |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3858074B2 (en) * | 1996-09-13 | 2006-12-13 | 中部エイチ・エス・エス・ティ開発株式会社 | Suction type magnetic levitation rail |
| JP3966722B2 (en) * | 2001-12-13 | 2007-08-29 | トピー工業株式会社 | Magnetically levitated linear motor car track |
| CN202509345U (en) * | 2012-02-09 | 2012-10-31 | 莱芜美澳冶金科技有限公司 | Track panel connection section |
| CN202509346U (en) * | 2012-03-31 | 2012-10-31 | 姬生永 | Track panel connecting structure for medium-low-speed maglev train |
| CN102587229B (en) * | 2012-04-10 | 2013-11-27 | 莱芜美澳冶金科技有限公司 | Joint for track panel and manufacturing and installing method |
| CN103966928B (en) * | 2014-05-14 | 2016-03-16 | 中铁二院工程集团有限责任公司 | A kind of medium-and low-speed maglev system track F rail joint design |
| 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 |
| CN205557202U (en) * | 2016-03-14 | 2016-09-07 | 中铁第四勘察设计院集团有限公司 | A I shape attach fitting for F shaped steel rail |
-
2016
- 2016-03-14 CN CN201610142586.4A patent/CN105603835B/en active Active
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| CN105603835A (en) | 2016-05-25 |
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