CN106149483B - A kind of assembling structure of assembled frog fork heart with fork with rail - Google Patents
A kind of assembling structure of assembled frog fork heart with fork with rail Download PDFInfo
- Publication number
- CN106149483B CN106149483B CN201610589433.4A CN201610589433A CN106149483B CN 106149483 B CN106149483 B CN 106149483B CN 201610589433 A CN201610589433 A CN 201610589433A CN 106149483 B CN106149483 B CN 106149483B
- Authority
- CN
- China
- Prior art keywords
- rail
- fork
- heart
- assembling structure
- frog
- 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.)
- Active
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
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B2201/00—Fastening or restraining methods
- E01B2201/04—Fastening or restraining methods by bolting, nailing or the like
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Manipulator (AREA)
Abstract
The present invention relates to a kind of by increasing the fork heart and fork with the frictional resistance between rail, prevent longitudinally opposite displacement therebetween, and then the resistance to overturning of assembled frog and the assembled frog fork heart of operation safety are improved with pitching the assembling structure with rail, fork heart heel end and two forks use dovetail assembling structure with rail, and every fork uses vertical and horizontal wedge structure with the fish tail space ramp of rail and the fork heart.Advantage：First, the program is simple in construction, manufacture easy to process；Second, solve the problems, such as that with rail and the fork heart relative displacement occurs for fork；Third, assembled frog disclosure satisfy that circuit seamless process requirement；Fourth, improve assembled frog overall structure stability, security and service life.
Description
Technical field
The present invention relates to a kind of by increasing the fork heart and fork with the frictional resistance between rail, phase longitudinal therebetween is prevented
To displacement, and then the resistance to overturning of assembled frog and the assembled frog fork heart of operation safety are improved with pitching the assembling knot with rail
Structure, category railway switch combination（It is or assembled）Railway frog manufacturing field.
Background technology
CN204311302U, title " wing rail continous way assembly frog structure ", including：Pitch the heart；Two continous way wing rails,
Two continous way wing rails be symmetrically distributed in fork the heart both sides and with fork the heart be connected, every continous way wing rail including body and with
The integrally formed fork of body is with rail portion；Insert on the outside of two wing rails, on the outside of two wing rails insert be connected to two it is continuous
The opposite exterior lateral sides of formula wing rail, and insert is attached adjacent to fork with the opening position in rail portion to protect the continous way on the outside of each wing rail
Wing rail.According to the present invention wing rail continous way assembly frog structure, using body and with body it is integrally formed fork with
Rail portion is collectively configured to continous way wing rail, can effectively prevent that pitch the heart relative position occurs with rail portion with fork in the presence of external force
Move, so as to enhance the resistance to overturning of wing rail continous way assembly frog structure.
CN102021866A, title " alloy steel combined frog in wedge-shaped structure ", the two side of the web of the rail of its alloy steel core rail
It is lower end to the tilted inclined-plane I of the web of the rail, makes the approximate wedge shape of cross sectional shape of the web of the rail, the inner face of wedge-shaped interval iron is and inclined-plane
The inclined-plane II of I fitting;Two wing rails are symmetrically positioned in the both sides of alloy steel core rail, and two wedge-shaped interval irons are symmetrically positioned in wing rail with closing
Between golden steel core rail, and wedge-shaped interval iron outer face is bonded with the web of the rail sidewall shape of wing rail, inclined-plane II and the inclined-plane I of inner face
It is closely connected, it is bolted secondary and rail packing ring and is fastened on two wing rails, two wedge-shaped interval irons and alloy steel core rail
Together;Two both sides for pitching the afterbody that alloy steel core rail is symmetricly set on rail, and between two wing rails, and pass through bolt
Three is connected and fixed by auxiliary connection, rail packing ring and general interval iron.The present invention passes through wedge-shaped alloy steel core rail and wedge
Shape interval iron is used cooperatively, solve the problems, such as between alloy steel combination frog heart rail and wing rail up and down with respect to the changing of the relative positions, strengthen railway frog
Resistance to overturning, improve whole group railway frog service life.
CN204491321U, title " forging potassium steel heart rail assembled frog ", its heart rail is using forging high manganese steel material system
Into pitching and use the burning optimization on line rail with existing line phase same material to be made with rail and wing rail.The web of the rail section of the heart rail
The approximate wedge shape of shape, two wing rails are symmetrically positioned in the both sides of heart rail, and two wedge-shaped interval irons are symmetrically positioned between wing rail and heart rail,
It is bolted secondary and rail packing ring two wing rails, two wedge-shaped interval irons and heart rail are connected and fixed；Two forks
Be symmetricly set on the both sides of the afterbody of heart rail with rail, and between two wing rails, and be bolted secondary, rail packing ring and
Three is connected and fixed by general interval iron.The utility model strengthens rut using the excellent impact flexibility of potassium steel is forged
Pitch impact resistance；Solderability using fork with rail and wing rail, to meet the gapless track market demand；And prevented by wedge structure
The vibration up and down of heart rail, strengthen the resistance to overturning of assembled frog, improve the service life of whole group railway frog.
Above-mentioned background technology CN204311302U refers to a kind of wing rail continous way frog structure, prevents fork with rail and the heart
The method that relative displacement occurs for rail is that fork is integrally formed with rail and wing rail.CN102021866A and CN102021866A all refer to one
Kind fork heart heart rail web of the rail section is wedge structure, it is therefore an objective to solves the changing of the relative positions up and down of resolution rail and wing rail.And in fixed combined type
When railway frog is used for gapless track, in the railroad section that the temperature difference is larger, in the case where TEMPERATURE FORCE acts on, there occurs larger with rail for the fork heart and fork
Relative displacement, serious can be such that the fork heart is cut with fork with the connecting bolt of rail.The fork heart uses overall swallow with fork with rail
Stern construction and the design of local wedge structure, by interference fit, increase frictional resistance between the two, improve it in outer masterpiece
With it is lower generation relative displacement resistivity, so as to improve railway frog service life.
The content of the invention
Purpose of design：The problem of relative displacement occurs under TEMPERATURE FORCE effect with rail with fork for the assembled frog fork heart, if
Count a kind of assembling structure of new fork heart with fork with rail, by increasing the fork heart and fork with the frictional resistance between rail, prevent fork with
Relative displacement occurs because TEMPERATURE FORCE acts on for rail, further improves the resistance to overturning and security of assembled frog structure, to meet
Assembling structure of the assembled frog fork heart of gapless track requirement with fork with rail.
Design：The cause of design：Assembled frog is generally passed through high-strength using the fork heart, wing rail, fork with three big part of rail
The structure that bolt and interval iron are assembled into one.The cooperation pitched with rail and the fork heart generally uses the upper lower inclined plane in rail fish tail space
Or lower inclined plane and the closely connected structure design of web of the rail circular arc., can not in actual production due to being influenceed by machining accuracy and assembly technology
Ensure that mating surface is completely closely connected, even if being closely connected between mating surface, because the frictional resistance between mating surface is mainly by bolt pair
There is provided, in the gapless track section that the temperature difference is larger, pitch with the frictional force suffered by rail be less than its suffered by TEMPERATURE FORCE, cause pitch the heart with
The relative displacement with rail generally existing longitudinal direction is pitched, the big circuit of the temperature difference there is also the fork heart and cut with fork with rail bolt often
Phenomenon, have a strong impact on traffic safety and railway frog service life.Therefore, the present invention, in structure design, the application demand is
Pitch heart heel end and two forks design with the dovetail assembling structure of rail and every fork with the longitudinally, laterally wedge structure of rail and the fork heart,
And assemble using this structure and by interference fit, by increasing the fork heart and fork with the frictional resistance between rail, prevent
Therebetween longitudinally opposite displacement, so as to improve the resistance to overturning of assembled frog and operation safety.Its assembled frog
Assembled by the fork heart, wing rail, fork with rail by high-strength bolt.Fork pericardium includes the heart wing rail monoblock type fork heart and heart wing rail is split type
Pitch the heart；Fork heart heel end is connected as one with rail with two forks using dovetail assembling structure by high-strength bolt auxiliary connection；Every fork
Fish tail space with rail and the fork heart uses vertical and horizontal wedge structure, and is assembled by interference fit, and increase fork is with rail
The frictional resistance of longitudinal direction, and then the relative displacement for making fork occur with rail under TEMPERATURE FORCE effect is effectively controlled.
Technical scheme：A kind of assembling structure of assembled frog fork heart with fork with rail, pitches heart heel end and two forks use with rail
Dovetail assembling structure, and every fork uses vertical and horizontal wedge structure with the fish tail space ramp of rail and the fork heart.
The present invention is compared with background technology, first, the program is simple in construction, manufacture easy to process；Second, solves fork with rail
The problem of relative displacement occurs with the fork heart；Third, assembled frog disclosure satisfy that circuit seamless process requirement；Fourth, improve combination rut
Pitch overall structure stability, security and service life.
Brief description of the drawings
Fig. 1 is assembling structure schematic diagram of the assembled frog fork heart with fork with rail.
Fig. 2 be in Fig. 1 M-M to structural representation.
Fig. 3 be in Fig. 1 N-N to structural representation.
Embodiment
Embodiment 1：Referring to the drawings 1-3.A kind of assembling structure of assembled frog fork heart with fork with rail, fork heart heel end 1 and two
Root fork uses dovetail assembling structure with rail 3.Every fork uses vertical and horizontal with rail 3 and the fork heart 1 in fish tail space ramp
Wedge structure and interference fit.Fork pericardium includes the heart wing rail monoblock type fork heart and the split type fork heart of heart wing rail.Pitch heart heel end and two
Fork is connected as one with rail using after dovetail assembling structure by high-strength bolt auxiliary connection.
It is to be understood that：Although above-described embodiment is contrasted to the mentality of designing of the present invention, detailed word is retouched
State, but these word descriptions, simply the simple text of mentality of designing of the present invention is described, rather than to mentality of designing of the present invention
Limitation, any combination, increase or modification without departing from mentality of designing of the present invention, each fall within protection scope of the present invention.
Claims (3)
1. a kind of assembling structure of assembled frog fork heart with fork with rail, it is characterized in that：Pitch the heart（1）Heel end and two forks are with rail（3）
Using dovetail assembling structure, every fork is with rail（3）With pitching the heart（1）In fish tail space, ramp is using vertical and horizontal wedge shape knot
Structure and interference fit.
2. assembling structure of the assembled frog fork heart according to claim 1 with fork with rail, it is characterized in that：Fork pericardium includes the heart wing
Rail monoblock type pitches the heart and the split type fork heart of heart wing rail.
3. assembling structure of the assembled frog fork heart according to claim 1 with fork with rail, it is characterized in that：Pitch heart heel end and two
Root fork is connected as one with rail using after dovetail assembling structure by high-strength bolt auxiliary connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610589433.4A CN106149483B (en) | 2016-07-25 | 2016-07-25 | A kind of assembling structure of assembled frog fork heart with fork with rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610589433.4A CN106149483B (en) | 2016-07-25 | 2016-07-25 | A kind of assembling structure of assembled frog fork heart with fork with rail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106149483A CN106149483A (en) | 2016-11-23 |
| CN106149483B true CN106149483B (en) | 2018-02-02 |
Family
ID=58060504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610589433.4A Active CN106149483B (en) | 2016-07-25 | 2016-07-25 | A kind of assembling structure of assembled frog fork heart with fork with rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106149483B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108914719A (en) * | 2018-06-15 | 2018-11-30 | 中铁宝桥集团有限公司 | Inserted forging potassium steel combines fixed railway frog |
| CN115821648A (en) * | 2022-12-05 | 2023-03-21 | 中铁宝桥集团有限公司 | Point rail and rail matching assembly for combined frog and combined frog |
Citations (6)
| 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 |
| RO119635B1 (en) * | 2001-11-19 | 2005-01-28 | Vae-Apcarom S.A. | Simple frog for switch apparatus |
| DE102007054213A1 (en) * | 2007-11-12 | 2009-05-20 | Schreck-Mieves Gmbh | Railway line frog, between rails, has tongue and groove supports to set the gaps between the frog point and the rails |
| CN102021866A (en) * | 2010-12-20 | 2011-04-20 | 中铁宝桥集团有限公司 | Alloy steel combined frog in wedge-shaped structure |
| CN103669119A (en) * | 2013-12-27 | 2014-03-26 | 中铁山桥集团有限公司 | Manganese steel fork core steel rail split type frog |
| CN204435129U (en) * | 2015-01-12 | 2015-07-01 | 唐山万铭达铁路专用设备制造有限公司 | A kind of alloy steel frog of reparation |
-
2016
- 2016-07-25 CN CN201610589433.4A patent/CN106149483B/en active Active
Patent Citations (6)
| 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 |
| RO119635B1 (en) * | 2001-11-19 | 2005-01-28 | Vae-Apcarom S.A. | Simple frog for switch apparatus |
| DE102007054213A1 (en) * | 2007-11-12 | 2009-05-20 | Schreck-Mieves Gmbh | Railway line frog, between rails, has tongue and groove supports to set the gaps between the frog point and the rails |
| CN102021866A (en) * | 2010-12-20 | 2011-04-20 | 中铁宝桥集团有限公司 | Alloy steel combined frog in wedge-shaped structure |
| CN103669119A (en) * | 2013-12-27 | 2014-03-26 | 中铁山桥集团有限公司 | Manganese steel fork core steel rail split type frog |
| CN204435129U (en) * | 2015-01-12 | 2015-07-01 | 唐山万铭达铁路专用设备制造有限公司 | A kind of alloy steel frog of reparation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106149483A (en) | 2016-11-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106149483B (en) | A kind of assembling structure of assembled frog fork heart with fork with rail | |
| CN106149482A (en) | A kind of embedded combined high manganese steel frog of embedded alloy steel core rail wing rail | |
| CN102021867A (en) | Embedded combined high manganese steel frog | |
| CN206173745U (en) | Inlay embedded combination high manganese steel frog of alloy steel core rail wing rail | |
| CN106223977A (en) | Subway station prefabricated pipe section, method of attachment and construction method | |
| CN204457452U (en) | Rotary digging driller mast and rotary drilling rig | |
| CN104499382A (en) | Combined frog of forged high-manganese-steel point rail | |
| CN201924243U (en) | Embedded type combined high manganese steel frog | |
| CN102021866B (en) | Alloy steel combined frog in wedge-shaped structure | |
| CN108951312A (en) | Bolted rigid frog | |
| CN204491321U (en) | Forging potassium steel heart rail assembled frog | |
| CN206646337U (en) | A kind of assembling structure of assembled frog fork heart with fork with rail | |
| CN204753528U (en) | Gate flap of big drill way down --hole arc door of segmentation combination formula | |
| CN205077334U (en) | Novel embedded manganese fork core structure | |
| CN208415008U (en) | Heart assembled frog is pitched in asymmetric formula potassium steel block cast | |
| CN204982560U (en) | A novel obtuse angle combination railway frog for railway rails | |
| CN207227871U (en) | Fusion cast frog | |
| CN207934904U (en) | A kind of connection structure for double-deck lining cutting duct pieces of shield tunnel and liner | |
| CN201942957U (en) | Wedge-shaped alloy steel combination frog | |
| CN210287979U (en) | Anti-jumping and adjustable fixed combined frog | |
| CN204738189U (en) | F of moderate -low speed magnetic levitation system shaped steel double slit attach fitting | |
| CN105620766B (en) | A kind of truss-like starts owner's erection joint | |
| CN103303813A (en) | Tower top assembly of tower crane | |
| CN107829337A (en) | Heart assembled frog is pitched in asymmetric formula potassium steel block cast | |
| CN212357831U (en) | Alloy steel rail leg and small-radius rhombic turnout welded by three materials |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |