CN106758566A - One kind edge core type high manganese steel frog structure - Google Patents
One kind edge core type high manganese steel frog structure Download PDFInfo
- Publication number
- CN106758566A CN106758566A CN201710153588.8A CN201710153588A CN106758566A CN 106758566 A CN106758566 A CN 106758566A CN 201710153588 A CN201710153588 A CN 201710153588A CN 106758566 A CN106758566 A CN 106758566A
- Authority
- CN
- China
- Prior art keywords
- linkage section
- manganese steel
- edge core
- high manganese
- section
- Prior art date
- 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
Links
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
- E01B7/12—Fixed frogs made of one part or composite
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C22/00—Alloys based on manganese
Abstract
The invention provides one kind edge core type high manganese steel frog structure, including high manganese steel frog body and edge core, the block cast of high manganese steel frog body is molded, including wing rail linkage section, fork heart section and fork with rail linkage section, wing rail linkage section and fork are separately positioned on the rear and front end of fork heart section with rail linkage section, the front of fork heart section is provided with to coordinate the mounting groove for installing edge core, railway frog body to be detachably connected with edge core.Edge core includes upper linkage section and lower linkage section, and arc transition is provided between the sophisticated and lower linkage section upper surface of upper linkage section, and rear end face and the front end face of fork heart section of upper linkage section are connected, and inlays the upper surface of core and the upper end surface of fork heart section in same plane.In the present invention, high manganese steel frog body is detachably connected with edge core, can easily change damageable zone, and use requirement is met while cost-effective；Edge core can use the material and production technology different from railway frog body, improve the performance of edge core.The present invention is reasonable in design, safe and reliable.
Description
Technical field
The present invention relates to railway switch technical field, specifically a kind of edge core type high manganese steel frog structure.
Background technology
Railway frog is the critical component of railway switch system, and high manganese steel frog is extensive in the world with its exclusive characteristic
Using.As China railways operation mileage is continuously increased, the demand of high manganese steel frog is improved constantly, at the same time, railway fortune
The lifting of carrying capacity and speed also accelerates the abrasion of high manganese steel frog, reduces the service life of railway frog.Research discovery, potassium steel
Railway frog and non-integral damage, but there is an idle space for part, in the range of idle space, easily there is potassium steel rut
Fork surface layer peeling chip off-falling, influence is normally used, and high manganese steel frog is not easily repaired in itself, so can only directly scrap, so makes
Into greatly waste.
The content of the invention
The purpose of the present invention, is exactly, to solve the problems, such as prior art, and to devise a kind of edge core type potassium steel rut
Fork structure, it is not only cost-effective but also disclosure satisfy that and use by easily changing damageable zone.
The technical scheme is that：The invention provides one kind edge core type high manganese steel frog structure, it is characterised in that：Bag
Include high manganese steel frog body and edge core, high manganese steel frog body block cast shaping, including wing rail linkage section, fork heart section and fork with
Rail linkage section, the wing rail linkage section and fork are separately positioned on the rear and front end of the fork heart section, the fork heart with rail linkage section
The front of section is provided with to coordinate the mounting groove for installing edge core, the high manganese steel frog body to be detachably connected with edge core.
Above-mentioned edge core includes the lower linkage section that vertical view face is connected for the upper linkage section and mounting groove of triangle, described
Arc transition, rear end face and the fork heart of the upper linkage section are provided between the upper surface of the sophisticated and lower linkage section of upper linkage section
The front end face of section is connected, and the upper surface of the edge core is with the upper end surface of fork heart section in same plane.
The side of the left and right sides of above-mentioned lower linkage section from top to bottom, ecto-entad be obliquely installed, the side with it is vertical
The angle in direction is 2 ° ~ 4 °.It is lower easy for installation between linkage section and mounting groove by the design, and can be fitted close, formation connects
Inclined-plane is touched, strengthens stability.
The rear end face of above-mentioned edge core by under upper, be obliquely installed from inside to outside, the rear end face and vertical direction of the edge core
Between angle be 2 ° ~ 4 °.By the design, upper linkage section is fitted close with the front end face of fork heart section, it is ensured that edge core and the fork heart
The flatness and stability of transition between section.Lower linkage section is fitted close with mounting groove, forms contact inclined-plane, effectively prevents in car
By when edge core there is upper and lower play.
Be arranged at intervals with bolt hole I on above-mentioned mounting groove along its length, be provided with the lower surface of the edge core with
The corresponding bolt mounting holes I of bolt hole I, the edge core is bolted to connection with railway frog body, and convenient disassembly is occurring
It is easy to safeguard and change during abrasion, it is cost-effective.
Anti-rotation pad and spring washer are provided between above-mentioned bolt and high manganese steel frog body, to prevent bolt from rotating,
Ensure the stability that edge core is connected with high manganese steel frog body.
Between the left and right sides side of above-mentioned upper linkage section and the upper surface of upper linkage section, the left and right two of the upper linkage section
Arc transition is respectively arranged between the upper surface of side side and lower linkage section.
The width of above-mentioned upper linkage section upper surface tail end is set to 60mm ~ 110mm, is convenient for installing in this, as benchmark
The design of groove and edge core.
The left and right sides of above-mentioned mounting groove is respectively arranged with flangeway, after the lower linkage section coordinates installation with mounting groove,
The left and right sides contour line of the upper surface of lower linkage section overlaps setting with flangeway bottom centerline respectively.
Beneficial effects of the present invention can be drawn by such scheme：1st, due to railway frog, simultaneously non-integral is damaged in use
It is bad, but the local damage in the range of idle space, in the present invention, it is detachably connected with edge core by high manganese steel frog body,
Damageable zone can be easily changed, use requirement is met while cost-effective；2nd, because edge core position is damageable zone, edge
Core can use the material and production technology different from solid manganese steel frog body, be easy to further improve the use of renewable core
Performance, reduces wear extent and the rate of wear；3rd, in the present invention, inlay the rear end face of core by under upper, be obliquely installed from inside to outside, shape
Into contact inclined-plane II, ensure that and be fitted close between edge core and mounting groove, prevent vehicle by when edge core there is upper and lower play；
Inlay core lower linkage section the left and right sides side from top to bottom, ecto-entad be obliquely installed, formed contact inclined-plane I, be easy to edge
The replacing of core, the present invention is reasonable in design, safe and reliable.
As can be seen here, the present invention has prominent substantive distinguishing features and significant progressive, its implementation compared with prior art
Beneficial effect be also obvious.
Brief description of the drawings：
Fig. 1 is structural representation of the invention；
Fig. 2 is the schematic top plan view of edge core in the present invention；
Fig. 3 is the schematic front view of edge core in the present invention；
Fig. 4 is the half-section diagram of edge core in the present invention；
Fig. 5 is the schematic top plan view of railway frog body in the present invention；
Fig. 6 is the schematic front view of railway frog body in the present invention；
Fig. 7 be Fig. 1 in D to schematic cross-sectional view；
Fig. 8 is enlarged diagram at the B in Fig. 7；
Fig. 9 be Fig. 1 in E to schematic cross-sectional view；
Figure 10 be Fig. 1 in F to schematic cross-sectional view；
Wherein, 1 is high manganese steel frog body, and 2 is edge core, and 2-1 is arc transition, and 2-2 is lower linkage section, and 2-3 is upper linkage section,
2-4 is contact inclined-plane II, and 2-5 is bolt mounting holes I, and 2-6 is contact inclined-plane I, and 2-7 is angle α for angle β, 2-8, and 3 is the fork heart
Section, 4 is bolt mounting holes, and 5 is mounting groove, and 6 is bolt hole I, and 7 is bolt, and 8 is spring washer, and 9 is anti-rotation pad, and 10 is fork
With rail linkage section, 11 is flangeway.
Specific embodiment：
For a better understanding of the present invention, embodiments of the present invention are explained in detail below in conjunction with the accompanying drawings.
Specific embodiment：The invention provides one kind edge core type high manganese steel frog structure, including high manganese steel frog body 1
With edge core 2, with rail linkage section 10, wing rail connects for the block cast of high manganese steel frog body 1 shaping, including wing rail linkage section, fork heart section 3 and fork
The rear and front end that section and fork are separately positioned on fork heart section 3 with rail linkage section 10 is connect, the front of fork heart section 3 is provided with to coordinate peace
The mounting groove 5 of dress edge core 2, high manganese steel frog body 1 is detachably connected with edge core 2.
Wherein, edge core 2 includes the lower linkage section that vertical view face is connected for the upper linkage section 2-3 and mounting groove 5 of triangle
Arc transition 2-1 is provided between the upper surface of the sophisticated and lower linkage section 2-2 of 2-2, upper linkage section 2-3, upper linkage section 2-3's
Rear end face is connected with the front end face of fork heart section 3, inlays the upper surface of core 2 and the upper end surface of fork heart section 3 in same plane.Under
The side of the left and right sides of linkage section 2-2 from top to bottom, ecto-entad be obliquely installed, formed contact the 2-6 of inclined-plane I, contact inclined-plane I
2-6 is 2 ° ~ 4 ° with the angle β 2-7 of vertical direction.It is easy for installation between lower linkage section 2-2 and mounting groove 5 by the design,
Edge core 2 is conveniently replaceable when damaging.Inlaying the rear end face of core 2 includes the rear end face of upper linkage section 2-3 and the rear end of lower linkage section 2-2
Face, in the present embodiment, the rear end face of upper linkage section 2-3 overlaps setting with the rear end face of lower linkage section 2-2, above-mentioned edge core 2
Rear end face is by under upper, be obliquely installed from inside to outside, forming the contact 2-4 of inclined-plane II, between the contact 2-4 of inclined-plane II and vertical direction
Angle α 2-8 be 2 ° ~ 4 °.In the present embodiment, angle α 2-8 is set to 3 °, and angle β 2-7 are set to 3 °.By the design,
Upper linkage section is fitted close with the front end face of fork heart section, it is ensured that the flatness and stability of transition between edge core and fork heart section.Under
Be fitted close between linkage section and mounting groove, effectively prevent vehicle by when edge core there is upper and lower play.
The width of upper linkage section 2-3 upper surfaces tail end is set to 60mm ~ 110mm.The left and right sides side of upper linkage section 2-3
And the upper surface of upper linkage section 2-3 between, between the left and right sides side of upper linkage section 2-3 and the upper surface of lower linkage section 2-2
It is respectively arranged with arc transition.In the present embodiment, the width of upper linkage section 2-3 upper surfaces tail end is set to 80mm.
As shown in fig. 7, the left and right sides of mounting groove 5 is respectively arranged with flangeway 11, lower linkage section 2-2 matches somebody with somebody with mounting groove 5
Close after installing, the left and right sides contour line of the upper surface of lower linkage section 2-2 overlaps setting with the bottom centerline of flangeway 5 respectively.
During reality processing, due to the presence of mismachining tolerance, the length dimension of lower linkage section 2-2 can be adjusted correspondingly, with
Ensure that its size is easy to processing, reduce error.
Bolt hole I 6 is arranged at intervals with above-mentioned mounting groove 5 along its length, is provided with and spiral shell on the lower surface for inlaying core 2
The corresponding 2-5 of bolt mounting holes I of keyhole I 6, edge core 2 is bolted to connection with railway frog body.Bolt and high manganese steel frog
Anti-rotation pad 9 and spring washer 8 are provided between body.The spiral shell to be connected with rail is provided with the two side of railway frog body
Bolt mounting hole 4, the bolt mounting holes 4 are located at the lower section of the bottom surface of mounting groove 5..
Due to railway frog, simultaneously non-integral is damaged in use, but the local damage in the range of idle space, in the present invention, lead to
Cross high manganese steel frog body 1 to be detachably connected with edge core 2, can easily change damageable zone, meet while cost-effective
Use requirement；Furthermore, it is contemplated that edge core 2 position is damageable zone, edge core 2 can use different from solid manganese steel frog body
Material and production technology, be easy to further improve edge core 2 performance, reduce wear extent and the rate of wear.The present invention sets
Meter is reasonable, safe and reliable, is worthy to be popularized.
Described above is not limitation of the present invention, and the present invention is also not limited to the example above, the art
Change, remodeling, addition or replacement that those of ordinary skill is made in essential scope of the invention, should also belong to of the invention
Protection domain.
Claims (9)
- It is 1. a kind of to inlay core type high manganese steel frog structure, it is characterised in that：Including high manganese steel frog body and edge core, the potassium steel The block cast of railway frog body is molded, including wing rail linkage section, fork heart section and fork connect with rail linkage section, the wing rail linkage section and fork with rail The rear and front end that section is separately positioned on the fork heart section is connect, the front of the fork heart section is provided with to coordinate the peace for installing edge core Tankage, the high manganese steel frog body is detachably connected with edge core.
- It is 2. as claimed in claim 1 to inlay core type high manganese steel frog structure, it is characterised in that：The edge core includes that vertical view face is three The lower linkage section that angular upper linkage section and mounting groove are connected, the sophisticated upper end with lower linkage section of the upper linkage section Arc transition is provided between face, rear end face and the front end face of fork heart section of the upper linkage section are connected, the edge core The upper end surface of upper surface and fork heart section is in same plane.
- It is 3. as claimed in claim 2 to inlay core type high manganese steel frog structure, it is characterised in that：The left and right sides of the lower linkage section Side from top to bottom, ecto-entad be obliquely installed, the angle of the side and vertical direction is 2 ° ~ 4 °.
- 4. core type high manganese steel frog structure is inlayed as claimed in claim 2 or claim 3, it is characterised in that：It is described edge core rear end face by Under up to, from inside to outside it is obliquely installed, the angle between the rear end face and vertical direction of the edge core is 2 ° ~ 4 °.
- 5. the edge core type high manganese steel frog structure as described in claim 1 or 2 or 3, it is characterised in that：Along it on the mounting groove Length direction is arranged at intervals with bolt hole I, and the bolt mounting holes corresponding with bolt hole I are provided with the lower surface of the edge core I, the edge core is bolted to connection with railway frog body.
- It is 6. as claimed in claim 5 to inlay core type high manganese steel frog structure, it is characterised in that：The bolt and high manganese steel frog sheet Anti-rotation pad and spring washer are provided between body.
- It is 7. as claimed in claim 2 to inlay core type high manganese steel frog structure, it is characterised in that：The left and right sides of the upper linkage section Divide between the upper surface of side and upper linkage section, between the left and right sides side of the upper linkage section and the upper surface of lower linkage section Arc transition is not provided with it.
- It is 8. as claimed in claim 2 to inlay core type high manganese steel frog structure, it is characterised in that：The upper linkage section upper surface tail end Width be set to 60mm ~ 110mm.
- 9. the edge core type high manganese steel frog structure as described in claim 2 or 8, it is characterised in that：The left and right two of the mounting groove Side is respectively arranged with flangeway, after the lower linkage section coordinates installation with mounting groove, the left and right sides of the upper surface of lower linkage section Contour line overlaps setting with flangeway bottom centerline respectively.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710153588.8A CN106758566A (en) | 2017-03-15 | 2017-03-15 | One kind edge core type high manganese steel frog structure |
| PCT/CN2017/000732 WO2018165784A1 (en) | 2017-03-15 | 2017-12-12 | Insert core type high manganese steel frog structure |
| US16/030,875 US20180320322A1 (en) | 2017-03-15 | 2018-07-10 | Core-inlaid high manganese steel frog structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710153588.8A CN106758566A (en) | 2017-03-15 | 2017-03-15 | One kind edge core type high manganese steel frog structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106758566A true CN106758566A (en) | 2017-05-31 |
Family
ID=58962158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710153588.8A Pending CN106758566A (en) | 2017-03-15 | 2017-03-15 | One kind edge core type high manganese steel frog structure |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20180320322A1 (en) |
| CN (1) | CN106758566A (en) |
| WO (1) | WO2018165784A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107299561A (en) * | 2017-06-12 | 2017-10-27 | 同济大学 | It is a kind of to reduce the device that train produces vibration noise by track switch railway frog interval |
| WO2018165784A1 (en) * | 2017-03-15 | 2018-09-20 | 山东远大特材科技股份有限公司 | Insert core type high manganese steel frog structure |
| CN114808560A (en) * | 2022-02-28 | 2022-07-29 | 中铁宝桥集团有限公司 | Partially replaceable frog and replacing method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114318963B (en) * | 2021-12-17 | 2023-03-14 | 中铁宝桥集团有限公司 | Fixed combined frog |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5456430A (en) * | 1993-05-04 | 1995-10-10 | Ortiz-Rivas; Arturo A. | Frog with interchangeable insert |
| CN2570315Y (en) * | 2002-09-04 | 2003-09-03 | 北京铁路局保定工务器材厂 | Alloyed steel composite frog |
| CN201221043Y (en) * | 2008-06-20 | 2009-04-15 | 关铁 | Combined alloyed steel frog centre rail |
| CN204491321U (en) * | 2014-12-23 | 2015-07-22 | 中铁宝桥集团有限公司 | Forging potassium steel heart rail assembled frog |
| CN106149482A (en) * | 2016-07-25 | 2016-11-23 | 中铁宝桥集团有限公司 | A kind of embedded combined high manganese steel frog of embedded alloy steel core rail wing rail |
| CN206607459U (en) * | 2017-03-15 | 2017-11-03 | 山东远大特材科技股份有限公司 | One kind edge core type high manganese steel frog structure |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19621018C1 (en) * | 1996-05-24 | 1997-10-16 | Butzbacher Weichenbau Gmbh | Rail track component e.g. frog with layered structure |
| JP6178671B2 (en) * | 2013-08-26 | 2017-08-09 | 川崎重工業株式会社 | Cylinder head bolt fastening structure |
| CN106758566A (en) * | 2017-03-15 | 2017-05-31 | 山东远大特材科技股份有限公司 | One kind edge core type high manganese steel frog structure |
-
2017
- 2017-03-15 CN CN201710153588.8A patent/CN106758566A/en active Pending
- 2017-12-12 WO PCT/CN2017/000732 patent/WO2018165784A1/en active Application Filing
-
2018
- 2018-07-10 US US16/030,875 patent/US20180320322A1/en not_active Abandoned
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5456430A (en) * | 1993-05-04 | 1995-10-10 | Ortiz-Rivas; Arturo A. | Frog with interchangeable insert |
| CN2570315Y (en) * | 2002-09-04 | 2003-09-03 | 北京铁路局保定工务器材厂 | Alloyed steel composite frog |
| CN201221043Y (en) * | 2008-06-20 | 2009-04-15 | 关铁 | Combined alloyed steel frog centre rail |
| CN204491321U (en) * | 2014-12-23 | 2015-07-22 | 中铁宝桥集团有限公司 | Forging potassium steel heart rail assembled frog |
| CN106149482A (en) * | 2016-07-25 | 2016-11-23 | 中铁宝桥集团有限公司 | A kind of embedded combined high manganese steel frog of embedded alloy steel core rail wing rail |
| CN206607459U (en) * | 2017-03-15 | 2017-11-03 | 山东远大特材科技股份有限公司 | One kind edge core type high manganese steel frog structure |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018165784A1 (en) * | 2017-03-15 | 2018-09-20 | 山东远大特材科技股份有限公司 | Insert core type high manganese steel frog structure |
| CN107299561A (en) * | 2017-06-12 | 2017-10-27 | 同济大学 | It is a kind of to reduce the device that train produces vibration noise by track switch railway frog interval |
| CN107299561B (en) * | 2017-06-12 | 2023-02-28 | 同济大学 | Device for reducing vibration noise generated when train passes through turnout frog interval |
| CN114808560A (en) * | 2022-02-28 | 2022-07-29 | 中铁宝桥集团有限公司 | Partially replaceable frog and replacing method |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018165784A1 (en) | 2018-09-20 |
| US20180320322A1 (en) | 2018-11-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |
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| RJ01 | Rejection of invention patent application after publication |