CN107780311B - Railway switch and sliding bed platen thereof - Google Patents
Railway switch and sliding bed platen thereof Download PDFInfo
- Publication number
- CN107780311B CN107780311B CN201711269415.9A CN201711269415A CN107780311B CN 107780311 B CN107780311 B CN 107780311B CN 201711269415 A CN201711269415 A CN 201711269415A CN 107780311 B CN107780311 B CN 107780311B
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- CN
- China
- Prior art keywords
- plate
- base
- cover plate
- sliding bed
- rotation
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- 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.)
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- 229910000851 Alloy steel Inorganic materials 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 8
- 238000005260 corrosion Methods 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 1
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
- E01B7/02—Tongues; Associated constructions
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B2202/00—Characteristics of moving parts of rail systems, e.g. switches, special frogs, tongues
- E01B2202/04—Nature of the support or bearing
- E01B2202/042—Sliding
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Railway Tracks (AREA)
Abstract
The invention discloses a sliding bed bedplate of a railway turnout, which comprises a base for connecting a backing plate of the railway turnout and a cover plate for supporting a track, wherein the cover plate is detachably arranged above the base and covers the top surface of the base, and a height-adjusting piece with adjustable thickness is arranged between the base and the cover plate. The sliding bed platen adopts a split detachable design of the base and the cover plate, so that the corroded cover plate can be quickly replaced, the friction force between the track and the sliding bed platen is reduced, the whole replacement of the base plate can be avoided, and the maintenance cost is reduced; meanwhile, by arranging the height adjusting piece, the height of the sliding bed platen is adjusted, the gap between the track and the upper surface of the sliding bed platen is eliminated, and the stability is improved. The invention also discloses a railway turnout comprising the sliding bed bedplate.
Description
Technical Field
The invention relates to the field of railway tracks, in particular to a sliding bed bedplate of a railway turnout. In addition, the invention also relates to a railway turnout comprising the sliding bed bedplate.
Background
In railway switches, the slide bed bedplate mainly provides support for the switch rails and the switch rails, is an important component part of the switch, and is directly related to the running safety of a high-speed train. Because the use environment of the high-speed turnout is severe, the upper surface of the sliding bed platen is easy to corrode, so that the friction force between the switch rail and the upper surface of the sliding bed platen is increased, and meanwhile, after the turnout runs for a period of time, gaps are formed between the switch rail and the upper surface of the sliding bed platen, namely, the hanger plate phenomenon occurs.
The existing sliding bed platen is of an integrated structure, the sliding bed platen cannot be detached and replaced after the upper surface is corroded, and only the sliding bed platen can be integrally replaced, so that the maintenance cost is increased.
Therefore, how to provide a detachable split type sliding bed platen capable of adjusting the height is a technical problem that a person skilled in the art needs to solve at present.
Disclosure of Invention
The invention aims to provide a sliding bed platen of a railway turnout, which is designed in a split type detachable way, only parts are needed to be replaced after corrosion, so that the maintenance cost is reduced, the height is adjustable, and the stability is improved. The invention also aims to provide the railway turnout comprising the sliding bed bedplate, which is designed in a split type detachable way, only parts are needed to be replaced after corrosion, so that the maintenance cost is reduced, the height is adjustable, and the stability is improved.
In order to solve the technical problems, the invention provides a sliding bed platen of a railway turnout, which comprises a base for connecting a backing plate of the railway turnout and a cover plate for supporting a track, wherein the cover plate is detachably arranged above the base and covers the top surface of the base, and a height-adjusting sheet with adjustable thickness is arranged between the base and the cover plate.
Preferably, the cover plate comprises a top plate covering the top surface of the base and two side plates covering two side surfaces of the base, and the two side plates are respectively arranged at two sides of the top plate and extend downwards.
Preferably, a threaded hole for bolting is formed in the side face of the base, a mounting hole for the bolt to pass through is formed in the position, corresponding to the threaded hole, of the side plate, and the cover plate is mounted on the base through the bolt.
Preferably, two of said bolts are mounted on each side of the base.
Preferably, the anti-rotation plate is arranged on the outer side of the side plate, an anti-rotation hole matched with the shape of the nut of the bolt is formed in the anti-rotation plate, and the anti-rotation hole is sleeved on the nut to limit the bolt to rotate.
Preferably, a fixing plate is arranged between the side plate and the anti-rotation plate, through holes for the bolts to pass through are formed in the fixing plate, positioning plates extending outwards are arranged at two ends of the fixing plate, and positioning grooves for the positioning plates to pass through are formed in corresponding positions on two sides of the anti-rotation plate.
Preferably, the outer end of the positioning plate is provided with a cotter pin.
Preferably, the cover plate is specifically an alloy steel cover plate.
Preferably, adjusting grooves are formed in two ends of the side plates, and the height adjusting pieces are arranged at the adjusting grooves and are connected with the base through bolts.
The invention provides a railway turnout, which comprises a base plate and a sliding bed bedplate arranged on the base plate, wherein the sliding bed bedplate is specifically any one of the sliding bed bedplate.
The invention provides a sliding bed bedplate of a railway turnout, which comprises a base for connecting a backing plate of the railway turnout and a cover plate for supporting a track, wherein the cover plate is detachably arranged above the base and covers the top surface of the base, and a height-adjusting piece with adjustable thickness is arranged between the base and the cover plate. The sliding bed platen adopts a split detachable design of the base and the cover plate, so that the corroded cover plate can be quickly replaced, the friction force between the track and the sliding bed platen is reduced, the whole replacement of the base plate can be avoided, and the maintenance cost is reduced; meanwhile, by arranging the height adjusting piece, the height of the sliding bed platen is adjusted, the gap between the track and the upper surface of the sliding bed platen is eliminated, and the stability is improved.
The invention also provides a railway turnout comprising the sliding bed bedplate, and the railway turnout has the same technical effects because the sliding bed bedplate has the technical effects, and the railway turnout is not described in detail herein.
Drawings
FIG. 1 is a schematic view of a structure of a slide table according to an embodiment of the present invention;
FIG. 2 is a schematic view of a cover plate in an embodiment of a slide table according to the present invention;
fig. 3 is an assembly schematic diagram of an embodiment of a slide table according to the present invention.
Detailed Description
The core of the invention is to provide a sliding bed platen of a railway turnout, which is designed in a split type detachable way, only parts are needed to be replaced after corrosion, so that the maintenance cost is reduced, the height is adjustable, and the stability is improved. The invention further provides a railway turnout comprising the sliding bed bedplate, and the railway turnout is designed in a split type detachable way, only parts are needed to be replaced after corrosion, so that the maintenance cost is reduced, the height is adjustable, and the stability is improved.
In order to better understand the aspects of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 3, fig. 1 is a schematic structural diagram of an embodiment of a sliding bed platen according to the present invention; FIG. 2 is a schematic view of a cover plate in an embodiment of a slide table according to the present invention; fig. 3 is an assembly schematic diagram of an embodiment of a slide table according to the present invention.
The invention provides a sliding bed bedplate of a railway turnout, which comprises a base 1 and a cover plate 2, wherein the base 1 is arranged above a backing plate 9 of the railway turnout and is connected with the backing plate 9, the cover plate 2 is used for supporting a track 10, namely a tongue rail or a core rail of the railway turnout, the cover plate 2 is detachably arranged above the base 1 and covers the top surface of the base 1, a height-adjusting sheet 3 with adjustable thickness is arranged between the base 1 and the cover plate 2, and the upper and lower positions of all components are the upper and lower positions after normal installation.
The sliding bed platen adopts a split detachable design of the base 1 and the cover plate 2, so that the corroded cover plate 2 can be quickly replaced, the friction force between the track and the sliding bed platen is reduced, the whole replacement of the backing plate 9 can be avoided, and the maintenance cost is reduced; meanwhile, the height adjusting piece 3 with different thickness can be replaced by arranging the height adjusting piece 3, the height of the sliding bed platen is adjusted, the gap between the track and the upper surface of the sliding bed platen is eliminated, and the stability is improved.
For full coverage, the cover plate 2 includes a top plate 21 covering the top surface of the base 1 and two side plates 22 covering two side surfaces of the base 1, the two side plates 22 are respectively disposed at two sides of the top plate 21 and extend downwards, so that the installation is convenient, the base can be fully protected, and a single flat plate can be adopted as the cover plate 2, so that the structure is simplified.
In the sliding bed platen provided by the embodiment of the invention, the connection between the base 1 and the cover plate 2 can be realized in various modes, the detachable connection can be realized in a clamping mode, the connection can also be realized through the bolts 4, the side surface of the base 1 is provided with threaded holes for connecting the bolts 4, the position of the side plate 22 corresponding to the threaded holes is provided with mounting holes 23 for the bolts 4 to pass through, and the cover plate 2 is mounted on the base 1 through the bolts 4. Specifically, two bolts 4 are installed on each side surface of the base 1, corresponding numbers of installation holes 23 and threaded holes are correspondingly arranged, and the number of the bolts 4 can be adjusted according to the situation.
In order to prevent the bolt 4 from loosening, an anti-rotation plate 5 can be further arranged, the anti-rotation plate 5 is arranged on the outer side of the side plate 22, namely on the side surface of the side plate 22 far away from the base 1, an anti-rotation hole matched with the shape of a nut of the bolt 4 is formed in the anti-rotation plate 5, and the anti-rotation hole is sleeved on the nut to limit the rotation of the bolt 4. Because the position of the anti-rotation plate 5 is relatively fixed, the screw cap is arranged in the anti-rotation hole, and the bolt 4 can not rotate, so that the loosening is avoided.
Further, in order to fix the anti-rotation plate 5, a fixing plate 6 is installed between the side plate 22 and the anti-rotation plate 5, through holes for the bolts 4 to pass through are formed in the fixing plate 6, positioning plates 7 extending outwards are arranged at two ends of the fixing plate 6, and positioning grooves for the positioning plates 7 to pass through are formed in corresponding positions on two sides of the anti-rotation plate 5. Specifically, the outer end of the positioning plate 7 is provided with a cotter pin 8. In the installation, place apron 2 in base 1 top, the screw hole of base 1 side is aimed at to mounting hole 23 on the curb plate 22, place fixed plate 6 in the curb plate 22 outside, locating plate 7 outwards, the through-hole on the fixed plate 6 is aimed at mounting hole 23, the screw hole is installed into after passing through-hole and mounting hole 23 in proper order to the bolt, realize the installation of above-mentioned each plate fixedly, then set up anti-rotation board 5 in the outside of fixed plate 6, make the nut get into anti-rotation hole, make locating plate 7 get into the constant head tank, locating plate 7 passes the constant head tank, and the locating plate 7 outer end sets up cotter pin 8, prevent anti-rotation board 5 and drop, the dismantlement process reverse operation can. Other structures can be arranged to prevent falling, and the falling off is within the protection scope of the invention. In the sliding bed platen provided by the specific embodiment of the invention, the cover plate 2 is an alloy steel cover plate, has good strength and corrosion resistance, and can be made of other materials.
On the basis of the sliding bed platen provided by the above embodiments, the two ends of the side plate 22 are provided with the adjusting grooves 24, and the height adjusting pieces 3 are arranged at the adjusting grooves 24 and are connected with the base 1 through the bolts 4. The adjusting groove 24 is a U-shaped groove with a downward opening, the height adjusting pieces 3 are protruded from the base 1, when the adjusting groove is installed, the height adjusting pieces 3 enter from the opening of the adjusting groove 24 until the height adjusting pieces are propped against the top end of the adjusting groove 24, the height of the cover plate 2 can be adjusted by changing the height adjusting pieces 3 with different thicknesses, and the thickness of each height adjusting piece 3 can be 0.5-5 mm, so that accurate adjustment is realized. The height adjusting piece 3 can also be a flat plate arranged between the top plate 21 and the top surface of the base, and the height adjustment can be realized by replacing flat plates with different thicknesses, which are all within the protection scope of the invention.
In addition to the sliding bed table, the specific embodiment of the invention also provides a railway turnout comprising the sliding bed table, and the structure of other parts of the railway turnout is referred to in the prior art, and is not repeated herein.
The railway turnout and the sliding bed platen thereof provided by the invention are described in detail above. The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.
Claims (9)
1. The sliding bed bedplate of the railway turnout is characterized by comprising a base (1) for connecting a backing plate (9) of the railway turnout and a cover plate (2) for supporting a track (10), wherein the cover plate (2) is detachably arranged above the base (1) and covers the top surface of the base (1), and a height adjusting piece (3) with adjustable thickness is arranged between the base (1) and the cover plate (2);
the cover plate (2) comprises a top plate (21) covering the top surface of the base (1) and two side plates (22) covering the two side surfaces of the base (1), wherein the two side plates (22) are respectively arranged on the two sides of the top plate (21) and extend downwards.
2. The sliding bed platen according to claim 1, characterized in that a threaded hole for connection of a bolt (4) is provided on a side surface of the base (1), a mounting hole (23) for the bolt (4) to pass through is provided at a position of the side plate (22) corresponding to the threaded hole, and the cover plate (2) is mounted on the base (1) through the bolt (4).
3. A slide table according to claim 2, characterized in that two of said bolts (4) are mounted on each side of the base (1).
4. A slide table plate according to claim 3, further comprising an anti-rotation plate (5) mounted on the outer side of the side plate (22), wherein the anti-rotation plate (5) is provided with an anti-rotation hole matching the shape of the nut of the bolt (4), and the anti-rotation hole is sleeved on the nut to limit the rotation of the bolt (4).
5. The sliding bed platen according to claim 4, characterized in that a fixing plate (6) is installed between the side plate (22) and the anti-rotation plate (5), through holes for the bolts (4) to pass through are formed in the fixing plate (6), positioning plates (7) extending outwards are arranged at two ends of the fixing plate (6), and positioning grooves for the positioning plates (7) to pass through are formed in corresponding positions on two sides of the anti-rotation plate (5).
6. Slide table plate according to claim 5, characterized in that the outer end of the positioning plate (7) is provided with cotter pins (8).
7. The slide table plate according to claim 1, characterized in that the cover plate (2) is in particular an alloy steel cover plate.
8. The slide table plate according to any one of claims 1 to 7, characterized in that the side plates (22) are provided with adjusting grooves (24) at both ends, and the height adjusting pieces (3) are provided at the adjusting grooves (24) and are connected to the base (1) by bolts (4).
9. Railway switch comprising a pad and a slide table mounted to the pad, characterized in that the slide table is in particular a slide table according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711269415.9A CN107780311B (en) | 2017-12-05 | 2017-12-05 | Railway switch and sliding bed platen thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711269415.9A CN107780311B (en) | 2017-12-05 | 2017-12-05 | Railway switch and sliding bed platen thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107780311A CN107780311A (en) | 2018-03-09 |
| CN107780311B true CN107780311B (en) | 2024-02-02 |
Family
ID=61430087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711269415.9A Active CN107780311B (en) | 2017-12-05 | 2017-12-05 | Railway switch and sliding bed platen thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107780311B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109518548B (en) * | 2018-12-05 | 2023-09-05 | 中国铁建重工集团股份有限公司 | Rail protection device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2631594B1 (en) * | 1976-07-14 | 1977-12-29 | Wilfried Ensinger | Plastic sliding covering for rail switches |
| CN2030206U (en) * | 1988-06-11 | 1989-01-04 | 石家庄铁路分局衡水工务段 | Detachable slide plate |
| DE3904026A1 (en) * | 1989-02-10 | 1990-08-16 | Magna Holding Anstalt | SLIDING INSERT FOR CLOSED TONGUE DEVICES AND SLIDING SURFACES FOR MOVABLE HEART TIP TIPS, AND METHOD FOR FASTENING SUCH A SLIDING INSERT TO THE SLIDING BED OF ROLLER RAIL LOCKING DEVICES |
| RU96128U1 (en) * | 2009-12-17 | 2010-07-20 | Олександр Олександрович Степанов | RAILWAY ARROW TRANSFER (KSPS) |
| CN104674610A (en) * | 2013-11-28 | 2015-06-03 | 中铁宝桥集团有限公司 | Self-lubricating slide plate and manufacturing method thereof |
| CN204738187U (en) * | 2015-06-05 | 2015-11-04 | 中铁二院工程集团有限责任公司 | A simplify switch blade heel end structure for modern tram switch |
| CN105735060A (en) * | 2015-12-24 | 2016-07-06 | 中铁宝桥集团有限公司 | Tramcar turnout point rail heel structure |
| CN205839493U (en) * | 2015-12-24 | 2016-12-28 | 中铁宝桥集团有限公司 | A kind of tramcar point tongue heel end structure |
| CN205874852U (en) * | 2016-05-25 | 2017-01-11 | 大连交通大学 | Compound self -lubricating switch sliding plate of bimetal |
| CN207904661U (en) * | 2017-12-05 | 2018-09-25 | 中国铁建重工集团有限公司 | Railway switch and its slider bed platen |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9074325B2 (en) * | 2013-03-14 | 2015-07-07 | Union Pacific Railroad Company | Portable temporary turnout system for rails |
-
2017
- 2017-12-05 CN CN201711269415.9A patent/CN107780311B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2631594B1 (en) * | 1976-07-14 | 1977-12-29 | Wilfried Ensinger | Plastic sliding covering for rail switches |
| CN2030206U (en) * | 1988-06-11 | 1989-01-04 | 石家庄铁路分局衡水工务段 | Detachable slide plate |
| DE3904026A1 (en) * | 1989-02-10 | 1990-08-16 | Magna Holding Anstalt | SLIDING INSERT FOR CLOSED TONGUE DEVICES AND SLIDING SURFACES FOR MOVABLE HEART TIP TIPS, AND METHOD FOR FASTENING SUCH A SLIDING INSERT TO THE SLIDING BED OF ROLLER RAIL LOCKING DEVICES |
| RU96128U1 (en) * | 2009-12-17 | 2010-07-20 | Олександр Олександрович Степанов | RAILWAY ARROW TRANSFER (KSPS) |
| CN104674610A (en) * | 2013-11-28 | 2015-06-03 | 中铁宝桥集团有限公司 | Self-lubricating slide plate and manufacturing method thereof |
| CN204738187U (en) * | 2015-06-05 | 2015-11-04 | 中铁二院工程集团有限责任公司 | A simplify switch blade heel end structure for modern tram switch |
| CN105735060A (en) * | 2015-12-24 | 2016-07-06 | 中铁宝桥集团有限公司 | Tramcar turnout point rail heel structure |
| CN205839493U (en) * | 2015-12-24 | 2016-12-28 | 中铁宝桥集团有限公司 | A kind of tramcar point tongue heel end structure |
| CN205874852U (en) * | 2016-05-25 | 2017-01-11 | 大连交通大学 | Compound self -lubricating switch sliding plate of bimetal |
| CN207904661U (en) * | 2017-12-05 | 2018-09-25 | 中国铁建重工集团有限公司 | Railway switch and its slider bed platen |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107780311A (en) | 2018-03-09 |
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Address after: 410100 No. 88 East 7 Line, Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Applicant after: China Railway Construction Heavy Industry Group Co.,Ltd. Address before: 410100 No. 88 Dongqi Road, Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Applicant before: China Railway Construction Heavy Industry Co.,Ltd. |
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