CN207159713U - A kind of railroad spaced iron - Google Patents
A kind of railroad spaced iron Download PDFInfo
- Publication number
- CN207159713U CN207159713U CN201721120171.3U CN201721120171U CN207159713U CN 207159713 U CN207159713 U CN 207159713U CN 201721120171 U CN201721120171 U CN 201721120171U CN 207159713 U CN207159713 U CN 207159713U
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- Prior art keywords
- railroad
- female connectors
- raised connector
- bolt
- connection piece
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Abstract
The utility model provides a kind of railroad spaced iron, including two rails connecting plate and intermediate connecting component, the intermediate connecting component includes female connectors and the raised connector being divided on two rails connecting plate, the raised connector coordinates with female connectors grafting, and it is bolted part interconnection, the female connectors and raised connector are provided with the through hole passed through for bolt connection piece, and the gap for ensureing that female connectors are capable of relative motion with raised connector is left between the through hole and the bolt connection piece.The utility model, which has, makees that convenient, operating efficiency is high, and the advantages such as maintenance cost is low.
Description
Technical field
It the utility model is related to turnout technology field, more particularly to a kind of railroad spaced iron.
Background technology
Interval iron is main in track switch to be played power transmission rail active force, keeps rail spacing, and part interval iron has concurrently
There is the function of fish platee connection rail.Because interval iron section configuration is complicated, interval iron uses one piece casting type in the past, but it is made
Manufacturing accuracy is low, assembling is inconvenient；With the rapid development of high-speed rail technology, the manufacture and assembly precision requirement to interval iron are continuous
Improve, for existing manufacture on the basis of one piece casting type, development again forms whole welding type.
Although existing two kinds of monoblock type interval irons ensure that the bulk strength of structure, but changing track switch hurt rail member
When, due to changing limited space, (mainly in the movable-point crossing part of track switch, high-speed switch heel end of frog interval iron is using special
Different bonding agent and rail are bonded into an entirety), if certain one steel rail damages when needing to change due to wound, need to track switch global facility
(movable-point crossing) is changed, and its operation inconvenience, replacing efficiency are low, and maintenance cost is high；Meanwhile in monoblock type interval iron
When foozle be present, it will spacing, rail cant to both sides rail impact.Current technology solution uses more
The mode of mounting and adjusting piece adjusts rail spacing between interval iron fish platee and steel rail web, using manual polishing fish platee profile
Mode alleviates interval iron to be influenceed to caused by steel rail base slope, but such scheme complex operation, and workload is big, is unfavorable for scene and is supported
Shield.
Utility model content
The technical problems to be solved in the utility model is overcome the deficiencies in the prior art, there is provided a kind of easy to operate, work
Efficiency high, and the railroad spaced iron that maintenance cost is low.
In order to solve the above technical problems, the utility model proposes technical scheme be：
A kind of railroad spaced iron, including two rails connecting plate and intermediate connecting component, the intermediate connecting component include dividing
Female connectors and raised connector on two rails connecting plate, the raised connector are matched somebody with somebody with female connectors grafting
Close, and be bolted part interconnection, the female connectors and raised connector are provided with and passed through for bolt connection piece
Through hole, left between the through hole and the bolt connection piece ensure female connectors can be relative with raised connector
The gap of motion.
Further improvement as above-mentioned technical proposal：
The bolt connection piece is two groups or three groups, length side of multigroup bolt connection piece along the raised connector
To being arranged side by side.
Gap between the through hole and the bolt connection piece is 1~5 ㎜.
The intermediate connecting component is at least two groups, length direction of multigroup intermediate connecting component along joint fastening
Set gradually.
The bolt connection piece includes bolt, nut and pad, and the pad is sheathed on the bolt, and the bolt is worn
Cross female connectors and raised connector is fastenedly connected with nut.
The length of the bolt screw rod is more than the length that direction is worn for bolt connection piece of the female connectors.
The female connectors are made up of the backboard of biside plate and connection biside plate, and the backboard connects with joint fastening
Connect, the raised connector is inserted between the biside plate, and the through hole is on biside plate.
The raised connector is connected by installing plate with joint fastening.
The rail joint face of the joint fastening is adapted to the surface of the steel rail web.
The joint fastening is provided with the multiple connecting holes for being used for wearing fastener connection rail, multiple connecting hole edges
The length direction of joint fastening is set gradually.
Compared with prior art, the utility model has the advantage of：
Intermediate connecting component of the present utility model includes female connectors, the raised connector that grafting coordinates, and connection
The bolt connection piece of female connectors and raised connector, when damage rail member need to be changed, pass through demounting bolt connector, separation
The mode of female connectors and raised connector is fast changeable rail member, can not caused by effectively prevent monoblock type interval iron
Be individually replaced hurt rail member, and have to integral replacing track switch large component (such as movable-point crossing) the problem of；And using slotting
Connect and the method optimizing force structure of interval iron of bolt connection piece connection, i.e. the utility model are ensureing that interval iron is integrally strong
While spending, rail member can be quickly and easily changed, which greatly reduces maintenance cost.Meanwhile female connectors and raised connection
Gap is left between the through hole and bolt connection piece of part, it causes female connectors and raised connector to relatively move or turn
Dynamic certain angle, so as to which the spacing and angle adjustment between two rails connecting plate can be realized.I.e. the utility model can by gap
The spacing of quick accurate adjustment both sides rail, and can quickly adjust when rail has rail cant connecing for joint fastening and steel rail web
The relation of touching is to adapt to rail difference rail cant demand, the problem of which obviating using trimmer, manual polishing mode complex operation,
Its is easy to operate, operating efficiency is high.
Brief description of the drawings
The utility model will be hereinafter described in more detail based on embodiment and refer to the attached drawing.Wherein：
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model in a particular application.
Fig. 3 is the principle schematic of the utility model adjustment interval iron spacing.
Fig. 4 is the principle schematic of the utility model adjustment rail cant.
Fig. 5 is the position relationship schematic diagram of the utility model bolt connection piece and through hole.
Fig. 6 is the position relationship schematic diagram of the utility model female connectors and joint fastening.
Fig. 7 is the position relationship schematic diagram of the utility model projection connector and joint fastening.
Fig. 8 is the structural representation of the utility model bolt connection piece.
Each label represents in figure：
1st, joint fastening；11st, connecting hole；12nd, rail joint face；2nd, intermediate connecting component；21st, female connectors；
211st, side plate；212nd, backboard；22nd, raised connector；221st, installing plate；23rd, bolt connection piece；231st, bolt；232nd, nut；
233rd, pad；24th, through hole；25th, gap；3rd, rail.
Embodiment
Under will combine Figure of description and specific embodiment the utility model will be described in further details, but not therefore
And limit the scope of protection of the utility model.
As depicted in figs. 1 and 2, the railroad spaced iron of the present embodiment, including two rails connecting plate 1 and intermediate connecting component 2.
Wherein, joint fastening 1 is fish platee, and two rails connecting plate 1 connects with the rail 3 of corresponding side respectively；Intermediate connecting component 2
Between two rails connecting plate 1, for connecting two rails connecting plate 1.In the present embodiment, intermediate connecting component 2 includes spill
Connector 21, raised connector 22 and bolt connection piece 23.Wherein, female connectors 21 and raised connector 22 are divided into two steel
On rail connecting plate 1, raised connector 22 coordinates with female connectors 21 for grafting；Bolt connection piece 23 is arranged in female connectors
21st, between raised connector 22, for connecting female connectors 21 and raised connector 22.Female connectors 21 and raised connection
Part 22 is provided with the through hole 24 passed through for bolt connection piece 23, and gap 25 is left between through hole 24 and bolt connection piece 23,
Gap 25 causes female connectors 21 to relatively move or turn an angle with raised connector 22.
Intermediate connecting component 2 of the present utility model includes female connectors 21, the raised connector 22 that grafting coordinates, and
The bolt connection piece 23 of female connectors 21 and raised connector 22 is connected, when damage rail member need to be changed, passes through demounting bolt
Connector 23, the mode of separation female connectors 21 and raised connector 22 are fast changeable rail member, effectively prevent entirety
Formula interval iron needs integral replacing point components to change the problem of complicated；It is and excellent by the way of grafting and bolt connection piece 23 connect
The force structure of interval iron is changed, i.e. the utility model can be changed quickly and easily while interval iron bulk strength is ensured
Rail member, which greatly reduce maintenance cost.Meanwhile the through hole 24 and bolt connection of female connectors 21 and raised connector 22
Gap 25 is left between part 23, it causes female connectors 21 to relatively move or turn an angle with raised connector 22,
So as to which the spacing and angle adjustment between two rails connecting plate 1 can be realized.I.e. the utility model can quick accurate adjustment by gap 25
The spacing of both sides rail 3, and also can quickly adjust contact of the joint fastening 1 with steel rail web when steel rail base slope be present and close
System is to adapt to rail difference rail cant demand, and the problem of which obviating using trimmer, manual polishing mode complex operation, it is grasped
Make convenient, operating efficiency height.
In the present embodiment, bolt connection piece 23 is two groups, length side of two groups of bolt connection pieces 23 along raised connector 22
To being arranged side by side.It can be relatively rotated necessarily with raised connector 22 in guarantee female connectors 21 using two groups of bolt connection pieces 23
While angle, female connectors 21 will not be made to produce excessive relative rotation with raised connector 22, ensure that interval iron
Reliable and effective work.In other embodiments, bolt connection piece 23 is alternatively three groups.If bolt connection piece 23 is one group, recessed
The rotational angle of shape connector 21 and raised connector 22 will be excessive, and it can not ensure effective work of interval iron；If bolt connects
Fitting 23 is four groups or five groups, because bolt connection piece 23 forms self-locking, female connectors 21 and raised connector 22 each other
Rotational angle will be very small, and it can not ensure effective adjustment of rail spacing and joint fastening 1 and steel rail web cooperation position.
In the present embodiment, the relative set of through hole 24 of raised connector 22 is two；The through hole of female connectors 21
24 are arranged to four, and the two of which through hole 24 of female connectors 21 is oppositely arranged with another two through hole 24, two groups of spiral shells
Tethering fitting 23 passes through corresponding through hole 24 to connect female connectors 21 and raised connector 22.
As shown in Figure 3 to Figure 4, in the present embodiment, the gap 25 between through hole 24 and bolt connection piece 23 is 2 ㎜, its
Gap 25 can effectively adjust two rails connecting plate 1 while ensureing that female connectors 21 are effectively connected with raised connector 22
Between spacing and angle, it effectively eliminates influence of the manufacture mismachining tolerance to both sides rail spacing and rail cant.In other realities
Apply in example, as long as can ensure that the interstice coverage that effectively connection and rail spacing, angle effectively adjust all should be in the utility model
Protection domain in, gap 25 is traditionally arranged to be 1~5 ㎜.
As shown in figure 5, in the present embodiment, it is x that female connectors 21 and raised connector 22, which relatively rotate angle, through hole
Gap 25 between 24 and bolt connection piece 23 is a, and the spacing of two adjacent bolt connection pieces 23 is L, then x ≈ arctan (a/L),
I.e. the female connectors 21 and relative rotation angle x of raised connector 22 is according to gap a, the distance L of adjacent bolt connector 23
It is determined that.The relative rotation angle of female connectors 21 and raised connector 22 causes joint fastening 1 that certain angle may be present,
Now, interval iron adapts to the different rail cant demands of rail 3, and it eliminates mismachining tolerance influences to caused by rail cant.
In the present embodiment, intermediate connecting component 2 is two groups, length side of two groups of intermediate connecting components 2 along joint fastening 1
To setting.This further improves rail spacing and the reliability of angle adjustment.In other embodiments, intermediate connecting component 2
Quantity can be configured according to the actual demand of rail 3, as intermediate connecting component 2 is arranged to one or more groups of.
As shown in figure 8, in the present embodiment, bolt connection piece 23 includes bolt 231, nut 232 and pad 233.Wherein, pad
Piece 233 is sheathed on 231 on bolt, and bolt 231 is fastenedly connected through female connectors 21 and raised connector 22 with nut 232.
In the present embodiment, the length of bolt screw rod is more than the length that direction is worn for bolt connection piece 23 of female connectors 21, to protect
Card nut 232 is effectively fastenedly connected with bolt 231.In the present embodiment, bolt 231 connects for guarantee female connectors 21 with raised
The high-strength bolt that fitting 22 is reliably connected.
As shown in fig. 6, in the present embodiment, female connectors 21 are by biside plate 211 and the backboard 212 of connection biside plate 211
Composition.Backboard 212 is connected with joint fastening 1, and raised connector 22 is inserted between biside plate 211, and through hole 24 is located at two
On side plate 211.As shown in fig. 7, in the present embodiment, raised connector 22 is connected by installing plate 221 with joint fastening 1.
In the present embodiment, the rail joint face 12 of joint fastening 1 is adapted to the surface of steel rail web.Joint fastening 1
Rail joint face 12 be designed according to the structure of both sides steel rail web so that railroad spaced iron is applicable to inside track switch
Diverse location, its is versatile.
In the present embodiment, joint fastening 1 is provided with three connecting holes 11, length of multiple connecting holes 11 along joint fastening 1
Degree direction is set gradually, and it is used for the rail 3 for wearing fastener connection respective side.In other embodiments, the number of connecting hole 11
Amount can be adjusted according to the actual requirements.
Although the utility model is described by reference to preferred embodiment, model of the present utility model is not being departed from
In the case of enclosing, various improvement can be carried out to it and part therein can be replaced with equivalent.Especially, as long as not depositing
The every technical characteristic being previously mentioned in structural hazard, each embodiment can combine in any way.The utility model
It is not limited to specific embodiment disclosed herein, but all technical schemes including falling within the scope of the appended claims.
Claims (10)
1. a kind of railroad spaced iron, including two rails connecting plate and intermediate connecting component, it is characterised in that the middle connection group
Part includes female connectors and the raised connector being divided on two rails connecting plate, the raised connector and female connectors
Grafting coordinates, and is bolted part interconnection, and the female connectors and raised connector are provided with and supply bolt connection
The through hole that part passes through, left between the through hole and the bolt connection piece and ensure female connectors and raised connector energy
The gap of enough relative motions.
2. railroad spaced iron according to claim 1, it is characterised in that the bolt connection piece is two groups or three groups, more
Length direction of the group bolt connection piece along the raised connector is arranged side by side.
3. railroad spaced iron according to claim 1, it is characterised in that between the through hole and the bolt connection piece
Gap be 1~5 ㎜.
4. according to the railroad spaced iron described in claims 1 to 3 any one, it is characterised in that the intermediate connecting component is extremely
It it is less two groups, multigroup intermediate connecting component is set gradually along the length direction of joint fastening.
5. according to the railroad spaced iron described in claims 1 to 3 any one, it is characterised in that the bolt connection piece includes
Bolt, nut and pad, the pad are sheathed on the bolt, the bolt through female connectors and raised connector with
Nut is fastenedly connected.
6. railroad spaced iron according to claim 5, it is characterised in that the length of the bolt screw rod is more than the spill
The length that direction is worn for bolt connection piece of connector.
7. according to the railroad spaced iron described in claims 1 to 3 any one, it is characterised in that the female connectors are by two
The backboard composition of side plate and connection biside plate, the backboard are connected with joint fastening, and the raised connector is inserted in described
Between biside plate, the through hole is on biside plate.
8. railroad spaced iron according to claim 7, it is characterised in that the raised connector passes through installing plate and rail
Connecting plate connects.
9. according to the railroad spaced iron described in claims 1 to 3 any one, it is characterised in that the steel of the joint fastening
Rail joint face is adapted to the surface of the steel rail web.
10. railroad spaced iron according to claim 9, it is characterised in that the joint fastening, which is provided with, to be used to wear tightly
Firmware connects multiple connecting holes of rail, and multiple connecting holes are set gradually along the length direction of joint fastening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721120171.3U CN207159713U (en) | 2017-09-01 | 2017-09-01 | A kind of railroad spaced iron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721120171.3U CN207159713U (en) | 2017-09-01 | 2017-09-01 | A kind of railroad spaced iron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207159713U true CN207159713U (en) | 2018-03-30 |
Family
ID=61720162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721120171.3U Active CN207159713U (en) | 2017-09-01 | 2017-09-01 | A kind of railroad spaced iron |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207159713U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107700282A (en) * | 2017-09-01 | 2018-02-16 | 中国铁建重工集团有限公司 | A kind of railroad spaced iron |
| CN110080046A (en) * | 2019-05-24 | 2019-08-02 | 中国铁建重工集团股份有限公司 | The replacing options of switch mechanism and switch mechanism |
-
2017
- 2017-09-01 CN CN201721120171.3U patent/CN207159713U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107700282A (en) * | 2017-09-01 | 2018-02-16 | 中国铁建重工集团有限公司 | A kind of railroad spaced iron |
| CN110080046A (en) * | 2019-05-24 | 2019-08-02 | 中国铁建重工集团股份有限公司 | The replacing options of switch mechanism and switch mechanism |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 410100 No. 88 East 7 Line, Changsha Economic and Technological Development Zone, Hunan Province Patentee after: China Railway Construction Heavy Industry Group Co., Ltd. Address before: 410100 88 East seven road, Changsha economic and Technological Development Zone, Hunan Patentee before: China Railway Construction Heavy Industry Co.,Ltd. |