CN109082950A - A kind of wear-resisting steel fork core structure - Google Patents
A kind of wear-resisting steel fork core structure Download PDFInfo
- Publication number
- CN109082950A CN109082950A CN201811081419.9A CN201811081419A CN109082950A CN 109082950 A CN109082950 A CN 109082950A CN 201811081419 A CN201811081419 A CN 201811081419A CN 109082950 A CN109082950 A CN 109082950A
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- CN
- China
- Prior art keywords
- connecting pin
- wear
- resisting steel
- core structure
- fork
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B7/00—Switches; Crossings
- E01B7/10—Frogs
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B7/00—Switches; Crossings
- E01B7/10—Frogs
- E01B7/12—Fixed frogs made of one part or composite
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The invention discloses a kind of wear-resisting steel fork core structures, including the first connecting pin, second connection end, third connecting pin, the 4th connecting pin, the 5th connecting pin, the first fork apex of the heart end, the second fork apex of the heart end, third fork apex of the heart end；First connecting pin with straight guide for being connected；The second connection end with bent guide rail for being connected；The third connecting pin with interval orbit for being connected, remaining the 4th connecting pin, the 5th the two connecting pins of connecting pin with the railway switch of upstream for connecting.All various technical advantages such as wear-resisting steel fork core structure provided by the invention has structure simple, and wearability is good, and anti-load-carrying ability is strong, and structural behaviour is safe and reliable.
Description
Technical field
The present invention relates to rail switch equipment technical field more particularly to a kind of wear-resisting steel fork core structures.
Background technique
Construction of Urban Rail Traffic is the emphasis of Traffic Systems development, and is grown rapidly in recent years, tradition
Track switch exists mostly in the form of singly opening arrangement, and simple turnout route length and width degree is big, takes up a large area, and is not only not easy to arrange, and
And land utilization ratio is lower, and the soil for needing larger area before the line of library is caused to be arranged.
Trapezoidal track switch in the prior art is branched off using grooved track, and grooved track trouble is needed using a large amount of heteromorphic connectors
Track switch and normal orbit section are attached, but how to guarantee to be to ensure that it using a kind of fork core structure and directly lead
Rail, bent guide rail phase, interval orbit and the railway switch interconnection of upstream are those skilled in the art's urgent problems.
Summary of the invention
The purpose of the present invention is to provide a kind of wear-resisting steel fork core structures, with to solve the above technical problems.
In order to achieve the above object, the technical scheme of the present invention is realized as follows:
The present invention provides a kind of wear-resisting steel fork core structure, including the first connecting pin, second connection end, third connecting pin,
4th connecting pin, the 5th connecting pin, the first fork apex of the heart end, the second fork apex of the heart end, third fork apex of the heart end；
Wherein, first connecting pin, second connection end, third connecting pin are located at tract, and the 4th connecting pin,
5th connecting pin is then located at Upstream section；And the 4th connecting pin connects with first connecting pin, second connection end rail respectively
It connects；5th connecting pin is then connect with third connecting pin rail；
First connecting pin with straight guide for being connected；
The second connection end with bent guide rail for being connected；
The third connecting pin for being connected with interval orbit, remaining the 4th connecting pin, the 5th connecting pin the two
Connecting pin with the railway switch of upstream for connecting.
Preferably, as a kind of implementable solution；4th connecting pin between first connecting pin rail with
5th connecting pin to the rail infall between the third connecting pin is provided with the first fork apex of the heart end.
Preferably, as a kind of implementable solution；4th connecting pin between the second connection end rail with
5th connecting pin to the rail infall between the third connecting pin is provided with the second fork apex of the heart end.
Preferably, as a kind of implementable solution；4th connecting pin between first connecting pin rail with
4th connecting pin to the rail infall between the second connection end is provided with third fork apex of the heart end.
Preferably, as a kind of implementable solution；The wear-resisting steel fork core structure is by monolith NM400 steel plate in CNC milling machine
Upper milling forms.
Preferably, as a kind of implementable solution；The wear-resisting steel fork core structure, working face tensile strength exist
1200MPa or more, hardness range reach 360~440HBW.
Compared with prior art, this have the advantage that:
A kind of wear-resisting steel fork core structure provided by the invention, the primary structure for analyzing above-mentioned wear-resisting steel fork core structure are known:
Above-mentioned wear-resisting steel fork core structure mainly includes the first connecting pin, second connection end, third connecting pin, the 4th connecting pin, the 5th
Connecting pin, the first fork apex of the heart end, the second fork apex of the heart end, third fork apex of the heart end；
Wherein, first connecting pin, second connection end, third connecting pin are located at tract, and the 4th connecting pin,
5th connecting pin is then located at Upstream section；And the 4th connecting pin connects with first connecting pin, second connection end rail respectively
It connects；5th connecting pin is then connect with third connecting pin rail；First connecting pin with straight guide for being connected；
The second connection end with bent guide rail for being connected；The third connecting pin with interval orbit for being connected, remaining the
Four connecting pins, the 5th the two connecting pins of connecting pin with the railway switch of upstream for connecting.
In above-mentioned specific structure, wear-resisting steel fork core structure provided by the invention guarantees using a kind of fork core structure just
It can be realized and be connected with each other with straight guide, bent guide rail phase, interval orbit and the railway switch of upstream；The wear-resisting steel fork hearty cord simultaneously
Structure is designed using completely new wear-resistant steel material, and cost performance is high, and wearability is higher, and anti-load-carrying ability is stronger.
To sum up, a kind of wear-resisting steel fork core structure provided by the invention, it is simple with structure, structural behaviour is safe and reliable etc.
All various technical advantages.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the overall structure diagram of the trapezoidal track switch provided in an embodiment of the present invention containing wear-resisting steel fork core structure；
Fig. 2 is the structural schematic diagram of wear-resisting steel fork core structure provided in an embodiment of the present invention.
Label: 10- railway switch；20- straight guide；30- song guide rail；The wear-resisting steel fork core structure of 50-；The first connecting pin 51-；
52- second connection end；53- third connecting pin；The 4th connecting pin 54-；The 5th connecting pin 55-；56- first pitches apex of the heart end；57-
Y-bend apex of the heart end；58- third fork apex of the heart end.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the word of the orientation or positional relationship of certain instructions, be only for
Convenient for the description present invention and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side
Position is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
In the description of the present invention, it should be noted that " connection " shall be understood in a broad sense, for example, it may be fixedly connected,
It may be a detachable connection, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected,
The connection inside two elements can also be can be indirectly connected through an intermediary.For those of ordinary skill in the art
For, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
The present invention is described in further detail below through specific implementation examples and in conjunction with the accompanying drawings.
Referring to Fig. 1, Fig. 2, the embodiment of the invention provides a kind of wear-resisting steel fork core structure 50, including the first connecting pin 51,
The apex of the heart is pitched at second connection end 52, third connecting pin 53, the 4th connecting pin 54, the 5th connecting pin 55, first fork apex of the heart end 56, second
Hold 57, third fork apex of the heart end 58；
Wherein, first connecting pin 51, second connection end 52, third connecting pin 53 are located at tract, and the described 4th
Connecting pin 54, the 5th connecting pin 55 are then located at Upstream section；And the 4th connecting pin 54 respectively with first connecting pin 51,
The connection of two connecting pins, 52 rail；5th connecting pin 55 is then connect with 53 rail of third connecting pin；
First connecting pin 51 with straight guide 20 for being connected；
The second connection end 52 with bent guide rail 30 for being connected；
The third connecting pin 53 with interval orbit for being connected, remaining the 4th connecting pin 54, the 5th connecting pin 55
The two connecting pins with the railway switch 10 of upstream for connecting.
Analyze known to the primary structure of above-mentioned wear-resisting steel fork core structure: above-mentioned wear-resisting steel fork core structure mainly includes the
One connecting pin, second connection end, third connecting pin, the 4th connecting pin, the 5th connecting pin, the first fork apex of the heart end, the second fork apex of the heart
End, third fork apex of the heart end；
Wherein, first connecting pin, second connection end, third connecting pin are located at tract, and the 4th connecting pin,
5th connecting pin is then located at Upstream section；And the 4th connecting pin connects with first connecting pin, second connection end rail respectively
It connects；5th connecting pin is then connect with third connecting pin rail；First connecting pin with straight guide for being connected；
The second connection end with bent guide rail for being connected；The third connecting pin with interval orbit for being connected, remaining the
Four connecting pins, the 5th the two connecting pins of connecting pin with the railway switch of upstream for connecting.
In above-mentioned specific structure, wear-resisting steel fork core structure provided by the invention guarantees using a kind of fork core structure just
It can be realized and be connected with each other with straight guide, bent guide rail phase, interval orbit and the railway switch of upstream；The wear-resisting steel fork hearty cord simultaneously
Structure is designed using completely new wear-resistant steel material, and cost performance is high, and wearability is higher, and anti-load-carrying ability is stronger.
To sum up, a kind of wear-resisting steel fork core structure provided by the invention, it is simple with structure, structural behaviour is safe and reliable etc.
All various technical advantages.
One is done to the specific structure and particular technique effect of wear-resisting steel fork core structure provided in an embodiment of the present invention below
Lower detailed description:
Preferably, as a kind of implementable solution；4th connecting pin 54 is to the steel between first connecting pin 51
Rail and the 5th connecting pin 55 to the rail infall between the third connecting pin 53 are provided with the first fork apex of the heart end 56.
4th connecting pin 54 to rail and the 5th connecting pin 55 between the second connection end 52 is to described
Rail infall between third connecting pin 53 is provided with the second fork apex of the heart end 57.
4th connecting pin 54 to rail and the 4th connecting pin 54 between first connecting pin 51 is to described
Rail infall between second connection end 52 is provided with third fork apex of the heart end 58.
Preferably, as a kind of implementable solution；The wear-resisting steel fork core structure is by monolith NM400 steel plate in CNC milling machine
Upper milling forms.The wear-resisting steel fork core structure, working face tensile strength in 1200MPa or more, hardness range reaches 360~
440HBW。
It should be noted that；Wear-resisting steel fork core structure is formed by the milling on CNC milling machine of monolith NM400 steel plate, entirety
Property it is good, there is quite high mechanical strength, working face tensile strength reaches 1200MPa, and hardness reaches 360~440HBW, guarantees
The service life of trapezoidal track switch.
To sum up, wear-resisting steel fork core structure provided by the invention, with simple and reasonable, wearability is good, anti-load energy
All various technical advantages such as power is strong, and structural behaviour is safe and reliable.
Based on above many significant technical advantages, wear-resisting steel fork core structure provided by the invention will be brought good
Market prospects and economic benefit.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (6)
1. a kind of wear-resisting steel fork core structure, which is characterized in that including the first connecting pin, second connection end, third connecting pin, the 4th
Connecting pin, the 5th connecting pin, the first fork apex of the heart end, the second fork apex of the heart end, third fork apex of the heart end；
Wherein, first connecting pin, second connection end, third connecting pin are located at tract, and the 4th connecting pin, the 5th
Connecting pin is then located at Upstream section；And the 4th connecting pin is connect with first connecting pin, second connection end rail respectively；Institute
The 5th connecting pin is stated then to connect with third connecting pin rail；
First connecting pin with straight guide for being connected；
The second connection end with bent guide rail for being connected；
The third connecting pin with interval orbit for being connected, remaining the 4th connecting pin, the two connections of the 5th connecting pin
End is connect for the railway switch with upstream.
2. wear-resisting steel fork core structure as described in claim 1, which is characterized in that
4th connecting pin between first connecting pin rail and the 5th connecting pin to the third connecting pin
Between rail infall be provided with the first fork apex of the heart end.
3. wear-resisting steel fork core structure as claimed in claim 2, which is characterized in that
4th connecting pin between the second connection end rail and the 5th connecting pin to the third connecting pin
Between rail infall be provided with the second fork apex of the heart end.
4. wear-resisting steel fork core structure as claimed in claim 3, which is characterized in that
4th connecting pin between first connecting pin rail and the 4th connecting pin to the second connection end
Between rail infall be provided with third fork apex of the heart end.
5. wear-resisting steel fork core structure as described in claim 1, which is characterized in that
The wear-resisting steel fork core structure is formed by the milling on CNC milling machine of monolith NM400 steel plate.
6. wear-resisting steel fork core structure as claimed in claim 5, which is characterized in that
The wear-resisting steel fork core structure, working face tensile strength reach 360~440HBW in 1200MPa or more, hardness range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811081419.9A CN109082950A (en) | 2018-09-17 | 2018-09-17 | A kind of wear-resisting steel fork core structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811081419.9A CN109082950A (en) | 2018-09-17 | 2018-09-17 | A kind of wear-resisting steel fork core structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109082950A true CN109082950A (en) | 2018-12-25 |
Family
ID=64841722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811081419.9A Pending CN109082950A (en) | 2018-09-17 | 2018-09-17 | A kind of wear-resisting steel fork core structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109082950A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0533528A1 (en) * | 1991-09-20 | 1993-03-24 | Cogifer Compagnie Generale D'installations Ferroviaires | Improved frog and method for its production |
| US5653408A (en) * | 1996-04-18 | 1997-08-05 | Abc Rail Products Corporation | Direct support frog assembly |
| CN106192611A (en) * | 2016-08-22 | 2016-12-07 | 芜湖中铁科吉富轨道有限公司 | A kind of trapezoidal track switch |
| CN108277701A (en) * | 2018-01-03 | 2018-07-13 | 中铁上海工程局集团有限公司 | A kind of track switch and its construction method for railroad vehicle |
-
2018
- 2018-09-17 CN CN201811081419.9A patent/CN109082950A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0533528A1 (en) * | 1991-09-20 | 1993-03-24 | Cogifer Compagnie Generale D'installations Ferroviaires | Improved frog and method for its production |
| US5653408A (en) * | 1996-04-18 | 1997-08-05 | Abc Rail Products Corporation | Direct support frog assembly |
| CN106192611A (en) * | 2016-08-22 | 2016-12-07 | 芜湖中铁科吉富轨道有限公司 | A kind of trapezoidal track switch |
| CN108277701A (en) * | 2018-01-03 | 2018-07-13 | 中铁上海工程局集团有限公司 | A kind of track switch and its construction method for railroad vehicle |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20181225 |