CN214529967U - Railway wide standard rail sleeve rail frame fixing device - Google Patents
Railway wide standard rail sleeve rail frame fixing device Download PDFInfo
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- CN214529967U CN214529967U CN202120312192.5U CN202120312192U CN214529967U CN 214529967 U CN214529967 U CN 214529967U CN 202120312192 U CN202120312192 U CN 202120312192U CN 214529967 U CN214529967 U CN 214529967U
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Abstract
A rail frame fixing device for a wide standard rail of a railway. Transport more frequently, the utilization ratio is higher with the neighboring country in recent years, for guaranteeing line equipment and transportation safety, current sleeper circuit structure rail conquassation, fat limit are more common, the damaged deformation of spacer iron, sleeper inefficacy do not hold the nail, the railway spike floats from the corrosion, the gauge is difficult to keep the gauge transfinite more, need urgent equipment transformation reinforcing infrastructure intensity, satisfy the operation safety of standard rail promptly, guarantee the technical requirement of wide rail again. The utility model discloses the constitution includes: a sharing rail (1), adjacent standard rail (2) and wide rail (3), sharing rail bottom install iron tie plate A (5), the standard rail with wide rail bottom install iron tie plate B (6), the standard rail with the wide rail between evenly arranged interval iron (4), iron tie plate A iron tie plate B's both sides all connect through bolt and concrete sleeper. The utility model particularly relates to a wide standard rail cover rail frame fixing device of railway.
Description
Technical Field
The utility model particularly relates to a wide standard rail cover rail frame fixing device of railway.
Background
In recent years, with the continuous development of national economy of China, the economic exchange with surrounding countries is more and more frequent, and the external trade amount is continuously increased. The international railway is used as the most important channel for connecting China with surrounding countries, and plays an increasingly important role in accelerating the trade development among the countries and strengthening the economic construction of marginal areas. In recent years, the traffic volume of railway port stations in China has been greatly developed, and a plurality of main port stations are subjected to large-scale reconstruction and extension projects or are under way to adapt to the increasing demand of passenger and freight volume. In order to meet the continuous demand of the economic development of China on raw materials and strengthen the economic cooperation with surrounding countries, new international railways are planned or are carrying out early research work.
The laying service life of a wood sleeper line of a rail with the width of 1435mm/1520mm and the rail gauge of standard three legs mixed 43kg/m is longer in a railway station in China, the existing steel rails are more common in crushing and fat edge, the broken deformation of spacing iron, the failure of the wood sleeper, no nail holding, the floating corrosion of a spike cause that the rail gauge is difficult to keep the over limit of the rail gauge and the deformation of the rail waist of the steel rail. The condition and the state of the track equipment are not suitable for the current transportation requirement, the transportation with the adjacent countries is more frequent and the utilization rate is higher in recent years, and in order to ensure the safety of line equipment and transportation, the equipment needs to be modified to strengthen the basic structure strength, so that the operation safety of standard rails is met, and the technical requirement of wide rails is ensured.
Disclosure of Invention
The utility model aims at providing a wide standard rail set rail frame fixing device of railway.
The above purpose is realized by the following technical scheme:
a railway wide standard rail cover rail frame fixing device comprises: a sharing rail, adjacent standard rail and wide rail, sharing rail bottom install iron tie plate A, the standard rail with wide rail bottom install iron tie plate B, the standard rail with wide rail between evenly arranged the interval iron, iron tie plate A iron tie plate B's both sides all connect through bolt and concrete sleeper, iron tie plate A iron tie plate B with the concrete sleeper between install rubber tie plate.
The wide rail of railway cover rail frame fixing device, iron tie plate A constitution includes iron stand and gauge block, the rail that shares push down through the gauge block of iron tie plate A both sides, iron stand upper portion placed bullet strip and plain washer, bullet strip and plain washer pass through T type bolt fastening.
Railway wide rail cover rail frame fixing device, rail tie plate B constitutes including iron stand, gauge block and steel sheet, the rail be located on iron tie plate B's the steel sheet, its one side passes through gauge block push down, the opposite side is on wide rail end, wide rail one side is in below the rail tie bottom, the opposite side passes through gauge block push down, iron stand upper portion placed bullet strip and plain washer, bullet strip and plain washer pass through T type bolt fastening.
Has the advantages that:
the utility model relates to a wide standard rail cover rail frame fixing device of railway adopts the fixed sharing rail of iron tie plate, standard rail and wide rail to the used bullet strip of fixed rail and the plain packing ring pass through T type bolt fastening, convenient maintenance and maintenance, and the rail requirement of the adaptable different grade type of iron tie plate structural design is reasonable, the utility model discloses a compromise the cover rail pattern of "three rail two distances" of 1435mm and two kinds of gauges of 1520mm by three strands of rails and can effectively guarantee that railway line track frame is stable, reduce cost of maintenance, prolong maintenance cycle, save maintenance labour cost, maintain convenient and security height.
Description of the drawings:
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic structural view of an iron shim plate B;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a schematic structural view of an iron shim plate A;
FIG. 6 is a top view of FIG. 5;
wherein: 1. the rail comprises a common rail, 2, a standard rail, 3, a wide rail, 4, spacing iron, 5, iron base plates A and 6, iron base plates B and 7, elastic strips, 8, flat washers, 9, T-shaped bolts, 10, iron bases, 11, gauge blocks, 12 and steel plates.
The specific implementation mode is as follows:
example 1:
a railway wide standard rail cover rail frame fixing device comprises: a sharing rail 1, adjacent standard rail 2 and wide rail 3, sharing rail bottom install iron tie plate A5, the standard rail with wide rail bottom install iron tie plate B6, the standard rail with wide rail between evenly arranged interval iron 4, iron tie plate A iron tie plate B's both sides all connect through bolt and concrete sleeper, iron tie plate A iron tie plate B with the concrete sleeper between install rubber tie plate.
Example 2:
according to embodiment 1, the railway wide standard rail set rail frame fixing device comprises an iron base 10 and a gauge block 11, the common rail is pressed by the gauge blocks on two sides of the iron base A, an elastic strip and a flat washer are placed on the upper portion of the iron base, and the elastic strip 7 and the flat washer 8 are fixed through a T-shaped bolt 9.
Example 3:
according to the fixing device of the railway wide standard rail sleeve rail frame in the embodiment 1, the iron base plate B comprises an iron base, a rail gauge block and a steel plate 12, the standard rail is positioned on the steel plate of the iron base plate B, one side of the standard rail is pressed by the rail gauge block, the other side of the standard rail is positioned above the rail bottom of the wide rail, one side of the wide rail is positioned below the bottom of the standard rail, the other side of the wide rail is pressed by the rail gauge block, an elastic strip and a flat gasket are placed on the upper part of the iron base, and the elastic strip and the flat gasket are fixed through a T-shaped bolt;
the specific implementation case is as follows:
1. designing a concrete pillow: the common standard rail only has new type II and type III concrete sleepers, and also has a concrete switch sleeper special for the turnout, the wide rail only uses the type H-I concrete sleeper, the utility model discloses the concrete sleeper adopts the concrete switch sleeper type design, one end of the newly designed concrete sleeper adopts the common type A iron base plate as the common line of three legs, and the other ends of 60kg and 50kg steel rails are formed by connecting the specially designed type B iron base plate and the spacer iron;
2. designing a steel rail: because the original non-standard uses the 43kg rail, the rail type is smaller, the utility model adopts the 50kg rail on the left side of the standard rail, the 60kg rail on the right side, the left and right strands of the wide rail are 60kg rails, the rigidity of the rail frame is increased after the rail type is increased, and the driving safety is ensured;
3. designing an iron base plate: because the gauge of the standard rail is 1435mm, the gauge of the wide rail is 1520mm, the minimum flange groove width of the two steel rails of the wide standard rail is 42mm, 45mm is adopted for safety consideration, the gauge of the standard rail is set to-5 mm, namely 1430mm, the gauge of the wide rail is 1430+50kg of steel rail head 70mm + the rim groove width of the uppermost water 45mm, the gauge of the wide rail is 1545mm, the gauge is 25mm larger than the gauge of the standard rail, safety is realized by considering that the tread of a wheel is pressed on the tread of the steel rail head to be not less than 30mm, and the gauge of the standard rail is 1430mm and the gauge of the wide rail is 1545 mm. Horizontal error is 0mm in design level because the left and right strands of the wide rail adopt 60kg steel rails, the left side of the standard rail is 60kg steel rails, the right strand of the wide rail is 50kg steel rails, the height difference between the 60kg steel rails and the 50kg steel rails is 176 plus 152=24mm, a 20mm steel plate is welded under the rail bottom of the 50kg steel rails of the standard rail, a rubber base plate under the 50kg steel rails is 10mm, the design level is-6 mm, and the allowable error is achieved;
4. other dimensional requirements: the size of the iron backing plate is 560 × 170 × 20mm, the bolt hole of the switch tie is in a III type, namely 40mm, the center of the hole is 35mm away from the edge of the iron backing plate, the distance between the center of the hole and the edge of the 50kg steel rail sliding bed is 150 × 170 × 20mm, the distance between the acting edge of the iron seat and the iron seat of the 50kg steel rail is 282mm +1mm, the edge is chamfered by 0.5 × 45 degrees, and the hole is chamfered by 0.5 × 45 degrees;
5. the connection mode is as follows: each sleeper of 50kg and 60kg rails is fixed by special spacing iron and is connected by M24 high-strength bolts, so that the strength of the whole frame is increased.
Claims (3)
1. A railway wide standard rail cover rail frame fixing device comprises: a sharing rail, adjacent standard rail and broad rail, characterized by: sharing rail bottom install iron tie plate A, the standard rail with wide rail bottom install iron tie plate B, the standard rail with wide rail between evenly arranged the interval iron, iron tie plate A iron tie plate B's both sides all connect through bolt and concrete sleeper, iron tie plate A iron tie plate B with concrete sleeper between install rubber tie plate.
2. The railway wide standard rail set rail frame fixing device of claim 1, wherein: the iron base plate A comprises an iron base and gauge blocks, the common rail is pressed through the gauge blocks on two sides of the iron base plate A, the upper portion of the iron base is provided with an elastic strip and a flat gasket, and the elastic strip and the flat gasket are fixed through T-shaped bolts.
3. The railway wide standard rail set rail frame fixing device of claim 1, wherein: the iron base plate B comprises an iron base, a gauge block and a steel plate, the standard rail is located on the steel plate of the iron base plate B, one side of the standard rail is pressed by the gauge block, the other side of the standard rail is arranged on the bottom of the wide rail, one side of the wide rail is arranged below the bottom of the standard rail, the other side of the standard rail is pressed by the gauge block, the upper portion of the iron base is provided with an elastic strip and a flat gasket, and the elastic strip and the flat gasket are fixed through a T-shaped bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120312192.5U CN214529967U (en) | 2021-02-04 | 2021-02-04 | Railway wide standard rail sleeve rail frame fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120312192.5U CN214529967U (en) | 2021-02-04 | 2021-02-04 | Railway wide standard rail sleeve rail frame fixing device |
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| Publication Number | Publication Date |
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| CN214529967U true CN214529967U (en) | 2021-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120312192.5U Active CN214529967U (en) | 2021-02-04 | 2021-02-04 | Railway wide standard rail sleeve rail frame fixing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114032714A (en) * | 2021-11-08 | 2022-02-11 | 中车长春轨道客车股份有限公司 | Universal conveying track for wide and narrow rail and standard gauge wheel pair |
-
2021
- 2021-02-04 CN CN202120312192.5U patent/CN214529967U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114032714A (en) * | 2021-11-08 | 2022-02-11 | 中车长春轨道客车股份有限公司 | Universal conveying track for wide and narrow rail and standard gauge wheel pair |
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