CN110205876A - A kind of tramcar track switch alloy steel frog structure - Google Patents
A kind of tramcar track switch alloy steel frog structure Download PDFInfo
- Publication number
- CN110205876A CN110205876A CN201910513842.XA CN201910513842A CN110205876A CN 110205876 A CN110205876 A CN 110205876A CN 201910513842 A CN201910513842 A CN 201910513842A CN 110205876 A CN110205876 A CN 110205876A
- Authority
- CN
- China
- Prior art keywords
- rail
- steel plate
- alloy steel
- frog
- track switch
- 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
- E01B21/00—Track superstructure adapted for tramways in paved streets
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Switches (AREA)
Abstract
The invention discloses a kind of tramcar track switch alloy steel frog structures, the structure includes alloy steel frog main body, the alloy steel frog main body includes the first steel plate and the second steel plate, and first steel plate is made using wear-resisting steel plate, offers flangeway on first steel plate；Second steel plate is located at first lower part of steel plate and is connected with first Interal fixation；The first rail group includes two first rail positioned at toe-end, is provided with the first interval iron between two first rail.Tramcar track switch alloy steel frog structure provided by the present application, simple and reasonable, alloy steel frog main body can save cost of manufacture while guaranteeing track switch intensity requirement using double-layer structure.Interval iron can increase the welding contact area of common rail Yu alloy steel frog main body, can reinforce the weld strength between alloy steel frog and common rail, improve the safety of alloy steel frog structure.
Description
Technical field
The present invention relates to track switch alloy steel frog technical fields, pass through frog toe heel end weld interval more particularly to one kind
Iron improves the tramcar track switch alloy steel frog structure of safety of structure.
Background technique
Railway frog is to realize rolling stock to be entered by route or crossed the connection of another route and intersect equipment.Rut
Fork is the key equipment that rail track realizes train crossing operation, is that wheel is made to cross setting for another strand of rail by one rail
It is standby.Railway frog can be divided into fixed railway frog and active type railway frog by structural form；It is divided into combined type and one piece casting type by structure.By
Lower in street railway running velocity, turnout number is smaller, and tramcar track switch railway frog is mainly using fixation at present
Type railway frog is divided into alloy steel frog structure and potassium steel material monoblock cast structure.
The main body running part of alloy steel frog structure uses the wear-resisting steel making of NM400, has very high hardness and excellent
Wear-resisting property, while overcoming that potassium steel initial hardness is low and the disadvantages such as casting flaw, to largely be answered on the line
With, and have the tendency that further developing.Seamless turnout, steel alloy rut are used since current street railway is more and more common
Fork need to be with common rail welding, and the weld seam in view of the particularity of the wear-resisting steel material of NM400, between alloy steel frog and common rail
As the weak link for restricting alloy steel frog structure.
Summary of the invention
The present invention provides a kind of tramcar track switch alloy steel frog structures.Alloy steel frog and ordinary steel can be increased
Weld strength between rail improves the safety of alloy steel frog structure.
The present invention provides following schemes:
A kind of tramcar track switch alloy steel frog structure, comprising:
Alloy steel frog main body, the alloy steel frog main body include the first steel plate and the second steel plate, and first steel plate is adopted
It is made with wear-resisting steel plate, offers flangeway on first steel plate；Second steel plate is located under first steel plate
Portion and it is connected with first Interal fixation；
First rail group, the first rail group include two first rail positioned at toe-end, between two first rail
It is provided with the first interval iron, first interval iron is fixedly linked by bolt assembly and two first rail；
Second rail group, the second rail group include two second rail positioned at heel end, between two second rail
It is provided with the second interval iron, second interval iron is fixedly linked by bolt assembly and two second rail；
The first rail group include two first rail and first interval iron with the alloy steel frog master
One end of body is weldingly connected；The second rail group include two second rail and second interval iron with it is described
The other end of alloy steel frog main body is weldingly connected.
Preferably: the bolt assembly includes high-strength bolt, anti-rotation rail washer, rail washer, nut and washer.
Preferably: first steel plate is fixedly linked with second steel plate using welding procedure realization.
Preferably: first steel plate is made using NM400 high-strength abrasion-proof steel plate.
Preferably: second steel plate is made using Q345 steel plate.
Preferably: second steel plate two sides are respectively welded multiple otic placodes, and the otic placode is withheld for realizing fastener.
Preferably: the otic placode is made using Q345 steel plate.
The specific embodiment provided according to the present invention, the invention discloses following technical effects:
By the invention it is possible to realize a kind of tramcar track switch alloy steel frog structure, in an implementation mode, the structure
It may include alloy steel frog main body, the alloy steel frog main body includes the first steel plate and the second steel plate, first steel
Plate is made using wear-resisting steel plate, offers flangeway on first steel plate；Second steel plate is located at first steel
Plate lower part and it is connected with first Interal fixation；First rail group, the first rail group include positioned at two pieces of toe-end the
One rail, the first interval iron is provided between two first rail, and first interval iron passes through bolt assembly and two
First rail is fixedly linked；Second rail group, the second rail group include two second rail positioned at heel end, and two
The second interval iron is provided between second rail, second interval iron passes through bolt assembly and two second rail
It is fixedly linked；The first rail group include two first rail and first interval iron with the steel alloy rut
One end of fork main body is weldingly connected；The second rail group include two second rail and second interval iron with
The other end of the alloy steel frog main body is weldingly connected.Tramcar track switch alloy steel frog structure provided by the present application, knot
Structure advantages of simple, alloy steel frog main body can be saved and are fabricated to while guaranteeing track switch intensity requirement using double-layer structure
This.Interval iron can increase the welding contact area of common rail Yu alloy steel frog main body, can reinforce alloy steel frog with it is general
Weld strength between logical rail, improves the safety of alloy steel frog structure.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of structural schematic diagram of tramcar track switch alloy steel frog structure provided in an embodiment of the present invention;
Fig. 2 is the face A-A provided in an embodiment of the present invention sectional view；
Fig. 3 is the face B-B provided in an embodiment of the present invention sectional view；
Fig. 4 is the face C-C provided in an embodiment of the present invention sectional view.
In figure: alloy steel frog main body 1, the first steel plate 101, flangeway 1011, the second steel plate 102, the first rail 2,
One interval iron 3, the second rail 4, the second interval iron 5, high-strength bolt 6, anti-rotation rail washer 7, rail washer 8, nut 9, washer
10, otic placode 11.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art's every other embodiment obtained belong to what the present invention protected
Range.
Embodiment
It is a kind of tramcar track switch alloy steel frog knot provided in an embodiment of the present invention referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4
Structure, as shown in Figure 1, Figure 2, Figure 3, Figure 4, the structure include alloy steel frog main body 1, and the alloy steel frog main body 1 includes the
One steel plate 101 and the second steel plate 102, first steel plate 101 are made using wear-resisting steel plate, first steel plate 101
On offer flangeway 1011；Second steel plate 102 be located at 101 lower part of the first steel plate and with first steel plate 101
It is fixedly linked.
First rail group, the first rail group include two first rail 2 positioned at toe-end, two first rail
The first interval iron 3 is provided between 2, first interval iron 3 passes through bolt assembly and two first rail, 2 stationary phases
Even.
Second rail group, the second rail group include two second rail 4 positioned at heel end, two second rail
The second interval iron 5 is provided between 4, second interval iron 5 passes through bolt assembly and two second rail, 4 stationary phases
Even.
The first rail group include two first rail 2 and first interval iron 3 with the steel alloy
One end of railway frog main body 1 is weldingly connected；The second rail group includes two second rail 4 and second interval iron
5 other end with the alloy steel frog main body 1 is weldingly connected.
Further, the bolt assembly include high-strength bolt 6, anti-rotation rail washer 7, rail washer 8, nut 9 and
Washer 10.First steel plate 101 is fixedly linked with second steel plate 102 using welding procedure realization.First steel plate
101 are made using NM400 high-strength abrasion-proof steel plate.Second steel plate 102 is made using Q345 steel plate.Interval iron
When welding with alloy steel frog main body, interval iron, since the material of the two is identical, is Q345 after welding with the second steel plate
Steel, therefore can guarantee that the two is completely embedded after welding, while there is good intensity, NM400 steel plate weld can be made up
The low defect of intensity.
Second steel plate, 102 two sides are respectively welded multiple otic placodes 11, the withholding for realizing fastener of otic placode 11.
The otic placode 11 is made using Q345 steel plate.
The structure includes NM400 wear-resisting steel plate, Q345 steel plate, common rail, interval iron, otic placode, high-strength bolt, anti-rotation steel
Rail pad circle, rail washer, nut and washer.The NM400 wear-resisting steel plate processes flangeway and is welded on up and down with Q345 steel plate
Together, become the main structure of alloy steel frog, two rail and toe-end interval iron of toe-end pass through high-strength bolt, anti-rotation rail
Washer, rail washer, nut and washer tighten together, and after end polishes, weld with alloy steel frog main structure, equally,
Two rail of heel end are fastened on heel end interval iron by high-strength bolt, anti-rotation rail washer, rail washer, nut and washer
Together, it after end polishes, is welded with alloy steel frog main structure.Otic placode is welded in the two sides of Q345 steel plate, facilitates fastener
It withholds.
Tramcar track switch alloy steel frog structure provided by the present application, simple and reasonable, alloy steel frog main body is adopted
Cost of manufacture can be saved while guaranteeing track switch intensity requirement with double-layer structure.Interval iron can increase common rail with
The welding contact area of alloy steel frog main body can reinforce the weld strength between alloy steel frog and common rail, improve alloy
The safety of steel frog structure.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all
Any modification, equivalent replacement, improvement and so within the spirit and principles in the present invention, are all contained in protection scope of the present invention
It is interior.
Claims (7)
1. a kind of tramcar track switch alloy steel frog structure characterized by comprising
Alloy steel frog main body, the alloy steel frog main body include the first steel plate and the second steel plate, and first steel plate is adopted
It is made with wear-resisting steel plate, offers flangeway on first steel plate；Second steel plate is located under first steel plate
Portion and it is connected with first Interal fixation；
First rail group, the first rail group include two first rail positioned at toe-end, between two first rail
It is provided with the first interval iron, first interval iron is fixedly linked by bolt assembly and two first rail；
Second rail group, the second rail group include two second rail positioned at heel end, between two second rail
It is provided with the second interval iron, second interval iron is fixedly linked by bolt assembly and two second rail；
The first rail group include two first rail and first interval iron with the alloy steel frog master
One end of body is weldingly connected；The second rail group include two second rail and second interval iron with it is described
The other end of alloy steel frog main body is weldingly connected.
2. tramcar track switch alloy steel frog structure according to claim 1, which is characterized in that the bolt assembly packet
Include high-strength bolt, anti-rotation rail washer, rail washer, nut and washer.
3. tramcar track switch alloy steel frog structure according to claim 1, which is characterized in that first steel plate with
Second steel plate is fixedly linked using welding procedure realization.
4. tramcar track switch alloy steel frog structure according to claim 3, which is characterized in that first steel plate is adopted
It is made with NM400 high-strength abrasion-proof steel plate.
5. tramcar track switch alloy steel frog structure according to claim 3, which is characterized in that second steel plate is adopted
It is made with Q345 steel plate.
6. tramcar track switch alloy steel frog structure according to claim 1, which is characterized in that second steel plate two
Side is respectively welded multiple otic placodes, and the otic placode is withheld for realizing fastener.
7. tramcar track switch alloy steel frog structure according to claim 6, which is characterized in that the otic placode uses
Q345 steel plate is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910513842.XA CN110205876A (en) | 2019-06-14 | 2019-06-14 | A kind of tramcar track switch alloy steel frog structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910513842.XA CN110205876A (en) | 2019-06-14 | 2019-06-14 | A kind of tramcar track switch alloy steel frog structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110205876A true CN110205876A (en) | 2019-09-06 |
Family
ID=67792606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910513842.XA Pending CN110205876A (en) | 2019-06-14 | 2019-06-14 | A kind of tramcar track switch alloy steel frog structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110205876A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997045562A1 (en) * | 1996-05-24 | 1997-12-04 | Bwg Butzbacher Weichenbau Gmbh | Process for producing a permanent way component and such a component |
| CN206887633U (en) * | 2017-06-05 | 2018-01-16 | 铁科（北京）轨道装备技术有限公司 | A kind of grooved track trouble frog structure |
| CN108842526A (en) * | 2018-09-05 | 2018-11-20 | 芜湖中铁科吉富轨道有限公司 | A kind of groove profile rail double slip swich |
| CN109778602A (en) * | 2019-03-25 | 2019-05-21 | 中铁宝桥集团有限公司 | A kind of tramcar groove profile railway frog and seamless process manufacturing method |
-
2019
- 2019-06-14 CN CN201910513842.XA patent/CN110205876A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997045562A1 (en) * | 1996-05-24 | 1997-12-04 | Bwg Butzbacher Weichenbau Gmbh | Process for producing a permanent way component and such a component |
| CN206887633U (en) * | 2017-06-05 | 2018-01-16 | 铁科（北京）轨道装备技术有限公司 | A kind of grooved track trouble frog structure |
| CN108842526A (en) * | 2018-09-05 | 2018-11-20 | 芜湖中铁科吉富轨道有限公司 | A kind of groove profile rail double slip swich |
| CN109778602A (en) * | 2019-03-25 | 2019-05-21 | 中铁宝桥集团有限公司 | A kind of tramcar groove profile railway frog and seamless process manufacturing method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1323013C (en) | Railway switch comprising a frog having a movable main point and auxiliary point | |
| CN108842526A (en) | A kind of groove profile rail double slip swich | |
| US4514235A (en) | Frog, in particular frog point, for rail crossing or rail switches as well as process for producing same | |
| CN110205876A (en) | A kind of tramcar track switch alloy steel frog structure | |
| WO2022199588A1 (en) | Seamless combination frog | |
| CN101935963A (en) | Bainite steel rail turnout | |
| CN101492902A (en) | Heavy duty movable-point frog | |
| US5560571A (en) | Reversible wing insert frog | |
| CA2167133C (en) | Pseudo heavy point frog assembly | |
| KR100705337B1 (en) | weld crossing and its manufacture method for railroad turnout | |
| RO119241B1 (en) | Railroad frog for switch points and crossings | |
| CN207727363U (en) | A kind of fixed alloy steel combination frog | |
| CN206512532U (en) | A kind of straddle type single rail prestressed RPC track girder | |
| CN108103855A (en) | A kind of fixed alloy steel combination frog | |
| CN208830066U (en) | A kind of groove profile rail double slip swich | |
| CN111622024A (en) | Improved alloy steel point rail combined frog for groove rail | |
| CN106758576A (en) | A kind of straddle type single rail prestressed RPC track girder | |
| CN210287980U (en) | Asymmetric wing rail combination frog of inlaying | |
| KR200402755Y1 (en) | weld crossing for railroad turnout | |
| CN207891655U (en) | Railway switch alloy steel core rail assembled frog | |
| CN208415008U (en) | Heart assembled frog is pitched in asymmetric formula potassium steel block cast | |
| CN212533548U (en) | Improved alloy steel point rail combined frog of groove-shaped rail | |
| CN110205878A (en) | A kind of tramcar turnout switch structure | |
| CN218643081U (en) | Wing rail reinforced combined frog | |
| CN111733634A (en) | Alloy steel rail leg and small-radius rhombic turnout welded by three materials |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190906 |