CN113215863A - Prefabricated formula floating slab track structure and stop device - Google Patents
Prefabricated formula floating slab track structure and stop device Download PDFInfo
- Publication number
- CN113215863A CN113215863A CN202110544714.9A CN202110544714A CN113215863A CN 113215863 A CN113215863 A CN 113215863A CN 202110544714 A CN202110544714 A CN 202110544714A CN 113215863 A CN113215863 A CN 113215863A
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- CN
- China
- Prior art keywords
- floating
- bolt
- track
- fixed
- plate
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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.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B1/00—Ballastway; Other means for supporting the sleepers or the track; Drainage of the ballastway
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B1/00—Ballastway; Other means for supporting the sleepers or the track; Drainage of the ballastway
- E01B1/008—Drainage of track
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B19/00—Protection of permanent way against development of dust or against the effect of wind, sun, frost, or corrosion; Means to reduce development of noise
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B19/00—Protection of permanent way against development of dust or against the effect of wind, sun, frost, or corrosion; Means to reduce development of noise
- E01B19/003—Means for reducing the development or propagation of noise
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B9/00—Fastening rails on sleepers, or the like
- E01B9/38—Indirect fastening of rails by using tie-plates or chairs; Fastening of rails on the tie-plates or in the chairs
- E01B9/58—Fastening the rail in the chair
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a prefabricated floating slab track structure and a limiting device, which comprise a track integral structure, wherein the track integral structure comprises a track base layer, the floating slab and the track base layer are limited and fixed through an elastic limiting column, one side of the elastic limiting column, which is in contact with a floating slab, is welded with a closed wave-shaped guard plate, and the closed wave-shaped guard plate is of a wave-shaped structure and has good energy absorption performance, so that the friction loss generated when the floating slab floats up and down can be reduced, and the service life of the floating slab is prolonged; the adjacent floating plates are clamped, limited and fixed through the joints A and the joints B which are arranged at the head and the tail of the floating plates, and an energy-absorbing and vibration-damping buffering U-shaped plate is arranged between the joints A and the joints B, so that the friction loss between the floating plates can be reduced, and the noise generated when the floating plates collide is reduced; meanwhile, the novel steel rail mounting seat structure is adopted, and the steel rail can be quickly clamped and fixed, so that the steel rail is quicker and more convenient to mount, dismount and maintain, and has stronger practicability.
Description
Technical Field
The invention belongs to the technical field of railway tracks, and particularly relates to a prefabricated floating slab track structure and a limiting device.
Background
The prefabricated floating slab track is characterized in that a ballastless track is supported on an elastic support (rubber or steel spring) to form a mass-spring system, and the ballastless track is isolated from an inverted arch or other foundations of a tunnel, so that the transmission of vibration to the foundations is greatly weakened, and the track is used for subways and viaducts of urban tracks.
However, some unreasonable factors still exist in the process of using the existing prefabricated floating slab track structure in railway operation, and when the existing prefabricated floating slab track structure is used: the floating plate and the base layer are limited and fixed through the limiting column, the floating plate and the limiting column are in rigid connection, when a train runs on the floating plate, the floating plate floating up and down and the limiting column are abraded greatly, and the normal service life of the floating plate is easy to reduce; the floating plates are in a rigid connection mode of through bolts, so that the floating plates are seriously abraded when a train runs; and the rail mounting seat fixed on the floating plate is not convenient and fast enough in the mode of mounting and fixing the rail, can not be used for mounting and dismounting the maintenance rail fast, and has poor practicability.
Disclosure of Invention
The invention aims to provide a track structure of a prefabricated floating slab and a limiting device, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a prefabricated formula floating slab track structure and stop device, includes track overall structure, track overall structure includes track basic unit, the water drainage tank has been seted up at track basic unit upper surface center, and the both sides that track basic unit corresponds the water drainage tank all evenly imbed the spacing post of elasticity, one side of the spacing post of elasticity is fixed with closed wave form backplate, and the bottom of the spacing post of elasticity is provided with spacing post base, and is adjacent the block has the floating plate between the closed wave form backplate, the steel spring mounting groove has evenly been seted up to the inside of floating plate, and the top symmetry that the floating plate corresponds the steel spring mounting groove is provided with the rail mount pad, evenly be provided with the strengthening rib between spacing post base and the spacing post of elasticity, the floating plate arc wall has all been seted up to four extreme points department of floating plate.
Preferably, the one end of floating board is for connecting A, and the other end of floating board is for connecting B, connect A and connect B and constitute by plug and slot, plug and slot crisscross setting, connect A and connect B and be central symmetry about floating the board center, the inside of slot is fixed with buffering U type board.
Preferably, the both ends of rail mount pad all are provided with the extrusion piece spacing head, and rail mount pad and floating board pass through bolt fixed connection, the inboard of extrusion piece spacing head is provided with the rail extrusion piece, and one side embedding of extrusion piece spacing head has the extrusion piece bolt, the bolt mounting groove has been seted up to one side of rail extrusion piece, the ring channel has been seted up to the tail end of extrusion piece bolt, and the position block of the corresponding ring channel of extrusion piece bolt has the spacing snap ring of bolt.
Preferably, the extrusion block bolt and the extrusion block limiting head are screwed and fixed through threads, and the tail end of the extrusion block bolt is clamped in the bolt mounting groove through a bolt limiting clamping ring.
Preferably, the adjacent floating plates are connected end to end through a joint A and a joint B, and the buffering U-shaped plate and the slot are bonded and fixed through glue.
Preferably, the closed wave-shaped guard plate and the elastic limiting column are fixed through welding.
Compared with the prior art, the invention has the beneficial effects that: the floating plate and the track base layer are fixed in a limiting mode through the elastic limiting columns, the closed corrugated protection plate is welded on one side, in contact with the floating plate, of the elastic limiting columns, and the closed corrugated protection plate is of a corrugated structure and has good energy absorption performance, so that the friction loss generated when the floating plate floats up and down can be reduced, and the service life of the floating plate is prolonged; the adjacent floating plates are clamped, limited and fixed through the joints A and the joints B which are arranged at the head and the tail of the floating plates, and an energy-absorbing and vibration-damping buffering U-shaped plate is arranged between the joints A and the joints B, so that the friction loss between the floating plates can be reduced, and the noise generated when the floating plates collide is reduced; meanwhile, the novel steel rail mounting seat structure is adopted, and the steel rail can be quickly clamped and fixed, so that the steel rail is quicker and more convenient to mount, dismount and maintain, and has stronger practicability.
Drawings
FIG. 1 is a schematic partial perspective view of the present invention;
FIG. 2 is a schematic perspective view of a floating plate according to the present invention;
FIG. 3 is a schematic perspective view of the elastic spacing column according to the present invention;
FIG. 4 is a schematic top view of the elastic spacing column of the present invention;
FIG. 5 is a schematic perspective view of a U-shaped buffer plate according to the present invention;
FIG. 6 is a schematic perspective view of a rail mount of the present invention;
FIG. 7 is a schematic perspective view of a rail extrusion block according to the present invention;
FIG. 8 is a schematic view of an exploded view of the mounting of the extrusion block bolt and rail extrusion block of the present invention;
FIG. 9 is a schematic view of a partial perspective view of a rail fastening system according to the present invention;
FIG. 10 is an enlarged view of the area of FIG. 1A according to the present invention;
in the figure: 1. the track is of an integral structure; 101. a track substrate; 102. a water discharge tank; 103. an elastic limit column; 104. closing the wave-shaped guard plate; 105. a floating plate; 151. a joint A; 152. a joint B; 153. a plug; 154. a slot; 155. buffering the U-shaped plate; 106. a steel spring mounting groove; 107. a steel rail mounting seat; 171. an extrusion block limiting head; 172. a steel rail extrusion block; 173. extruding a block bolt; 174. a bolt mounting groove; 175. a bolt limiting snap ring; 176. an annular groove; 108. a floating plate arc-shaped groove; 109. a limit column base; 110. and (5) reinforcing ribs.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-10, the present invention provides the following technical solutions: the utility model provides a prefabricated formula floating plate track structure and stop device, including track overall structure 1, track overall structure 1 includes track basic unit 101, water drainage tank 102 has been seted up at track basic unit 101 upper surface center, and track basic unit 101 corresponds the both sides of water drainage tank 102 and all evenly imbeds flexible spacing post 103, one side of the spacing post 103 of elasticity is fixed with closed wave form backplate 104, and the bottom of the spacing post 103 of elasticity is provided with spacing post base 109, the block has floating plate 105 between the adjacent closed wave form backplate 104, steel spring mounting groove 106 has evenly been seted up to floating plate 105's inside, and floating plate 105 corresponds the top symmetry of steel spring mounting groove 106 and is provided with rail mount pad 107, evenly be provided with strengthening rib 110 between spacing post base 109 and the spacing post 103 of elasticity, floating plate 105's four extreme points department has all seted up floating plate arc wall 108.
In order to reduce the friction loss between the floating plates 105, in this embodiment, it is preferable that one end of the floating plate 105 is a joint a151, and the other end of the floating plate 105 is a joint B152, each of the joint a151 and the joint B152 is composed of a plug 153 and a slot 154, the plug 153 and the slot 154 are alternately arranged, the joint a151 and the joint B152 are centrosymmetric with respect to the center of the floating plate 105, and a buffering U-shaped plate 155 is fixed inside the slot 154.
In order to facilitate the installation and the disassembly of the steel rail, in this embodiment, preferably, two ends of the steel rail installation seat 107 are both provided with an extrusion block limiting head 171, the steel rail installation seat 107 and the floating plate 105 are fixedly connected by bolts, the inner side of the extrusion block limiting head 171 is provided with a steel rail extrusion block 172, an extrusion block bolt 173 is embedded in one side of the extrusion block limiting head 171, one side of the steel rail extrusion block 172 is provided with a bolt installation groove 174, the tail end of the extrusion block bolt 173 is provided with an annular groove 176, and a bolt limiting snap ring 175 is clamped at a position of the extrusion block bolt 173 corresponding to the annular groove 176.
In order to enable the relative rotation between the extrusion block bolt 173 and the rail extrusion block 172 and to facilitate the installation and removal of the rail extrusion block 172, in the present embodiment, it is preferable that the extrusion block bolt 173 and the extrusion block stopper 171 are screwed and fixed by a screw thread, and the tail end of the extrusion block bolt 173 is engaged in the bolt installation groove 174 by the bolt stopper snap ring 175.
In order to limit and fix the adjacent floating plates 105, in this embodiment, it is preferable that the adjacent floating plates 105 are connected end to end by the joint a151 and the joint B152, and in order to fix the buffer U-shaped plate 155 and the insertion slot 154 firmly, the buffer U-shaped plate 155 and the insertion slot 154 are fixed by glue or bolts.
In order to fix the closed wave guard 104 and the elastic limiting column 103 firmly, in this embodiment, it is preferable that the closed wave guard 104 and the elastic limiting column 103 are fixed by welding.
The working principle and the using process of the invention are as follows: after the invention is installed, the installation and fixation and the safety protection of the invention are checked at first, and the invention can be used. When the steel rail fixing device is used, firstly, the elastic limiting columns 103 are pre-embedded into the track base layer 101 of a concrete structure, then the floating plates 105 are laid, the steel rail is placed on the upper surface of the steel rail mounting seat 107 after the laying is finished, and the extrusion block bolts 173 are rotated by screwing a wrench after the laying is finished, so that the extrusion block bolts 173 push the steel rail extrusion blocks 172 to extrude and fix the steel rail; when the steel rail extrusion block 172 needs to be overhauled and maintained, the extrusion block bolt 173 is rotated through screwing by using a wrench until the steel rail extrusion block 172 is completely exposed, and the steel rail extrusion block 172 can be directly taken down for overhauling and replacement.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a prefabricated formula floating slab track structure and stop device, includes track overall structure (1), its characterized in that: the track integral structure (1) comprises a track base layer (101), a drainage channel (102) is formed in the center of the upper surface of the track base layer (101), elastic limit posts (103) are uniformly embedded in the two sides of the track base layer (101) corresponding to the drainage grooves (102), a closed wave-shaped guard plate (104) is fixed on one side of the elastic limit column (103), a limit column base (109) is arranged at the bottom end of the elastic limit column (103), a floating plate (105) is clamped between the adjacent closed wave-shaped guard plates (104), steel spring mounting grooves (106) are uniformly formed in the floating plate (105), and the floating plate (105) is symmetrically provided with steel rail mounting seats (107) corresponding to the top end of the steel spring mounting groove (106), reinforcing ribs (110) are uniformly arranged between the limiting column base (109) and the elastic limiting column (103), four end points of the floating plate (105) are provided with a floating plate arc-shaped groove (108).
2. The prefabricated floating slab track structure and limiting device of claim 1, wherein: the one end of floating board (105) is for connecting A (151), and the other end of floating board (105) is for connecting B (152), connect A (151) and connect B (152) to constitute by plug (153) and slot (154), plug (153) and slot (154) crisscross setting, connect A (151) and connect B (152) and be central symmetry about floating board (105) center, the inside of slot (154) is fixed with buffering U type board (155).
3. The prefabricated floating slab track structure and limiting device of claim 1, wherein: both ends of rail mount pad (107) all are provided with extrusion piece spacing head (171), and rail mount pad (107) and floating plate (105) pass through bolt fixed connection, the inboard of extrusion piece spacing head (171) is provided with rail extrusion piece (172), and the embedding of one side of extrusion piece spacing head (171) has extrusion piece bolt (173), bolt mounting groove (174) have been seted up to one side of rail extrusion piece (172), ring channel (176) have been seted up to the tail end of extrusion piece bolt (173), and the position block that extrusion piece bolt (173) corresponds ring channel (176) has bolt spacing snap ring (175).
4. The prefabricated floating slab track structure and limiting device of claim 3, wherein: the extrusion block bolt (173) and the extrusion block limiting head (171) are screwed and fixed through threads, and the tail end of the extrusion block bolt (173) is clamped in the bolt mounting groove (174) through a bolt limiting clamping ring (175).
5. The prefabricated floating slab track structure and limiting device of claim 2, wherein: the adjacent floating plates (105) are connected end to end through a connector A (151) and a connector B (152), and the buffer U-shaped plate (155) and the slot (154) are fixed through glue adhesion.
6. The prefabricated floating slab track structure and limiting device of claim 1, wherein: the closed wave-shaped guard plate (104) and the elastic limiting column (103) are fixed through welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110544714.9A CN113215863A (en) | 2021-05-19 | 2021-05-19 | Prefabricated formula floating slab track structure and stop device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110544714.9A CN113215863A (en) | 2021-05-19 | 2021-05-19 | Prefabricated formula floating slab track structure and stop device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113215863A true CN113215863A (en) | 2021-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110544714.9A Pending CN113215863A (en) | 2021-05-19 | 2021-05-19 | Prefabricated formula floating slab track structure and stop device |
Country Status (1)
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| CN (1) | CN113215863A (en) |
Citations (14)
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| CN103993529A (en) * | 2014-05-23 | 2014-08-20 | 洛阳双瑞橡塑科技有限公司 | Elastic limiting device of roadbed slab |
| CN205617158U (en) * | 2016-04-14 | 2016-10-05 | 上海同研城铁减振技术有限公司 | Prefabricated frame -type floating plate track with elasticity vibration isolation support |
| CN205893909U (en) * | 2016-08-16 | 2017-01-18 | 河南工程学院 | Road bridge expansion joint |
| CN206655532U (en) * | 2017-03-08 | 2017-11-21 | 广东辰誉电力设计咨询有限公司 | One kind transmission of electricity steel pipe pole anticollision device, collision-prevention device |
| CN108951313A (en) * | 2018-06-28 | 2018-12-07 | 滁州浦镇铁路车辆修造有限责任公司 | A kind of rail channel fixing device |
| CN208762802U (en) * | 2018-06-28 | 2019-04-19 | 滁州浦镇铁路车辆修造有限责任公司 | A kind of rail channel fixing device |
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| JP2019148120A (en) * | 2018-02-27 | 2019-09-05 | 公益財団法人鉄道総合技術研究所 | Track concrete slab and manufacturing method for same |
| CN110656602A (en) * | 2019-09-28 | 2020-01-07 | 浙江融通环保科技有限公司 | Take warning function's shock attenuation guardrail |
| CN211596571U (en) * | 2019-10-09 | 2020-09-29 | 江苏兴路交通工程有限公司 | Road anti-collision fence |
| CN111877054A (en) * | 2020-08-11 | 2020-11-03 | 北京城建设计发展集团股份有限公司 | Prefabricated plate type track structure convenient for rapid construction and construction method thereof |
| CN212153089U (en) * | 2020-04-13 | 2020-12-15 | 招商局重庆交通科研设计院有限公司 | Anti-collision sleeve box |
| CN112726293A (en) * | 2020-12-21 | 2021-04-30 | 浙江天铁实业股份有限公司 | Rubber spring floating plate structure convenient to replace and construction method thereof |
-
2021
- 2021-05-19 CN CN202110544714.9A patent/CN113215863A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103993529A (en) * | 2014-05-23 | 2014-08-20 | 洛阳双瑞橡塑科技有限公司 | Elastic limiting device of roadbed slab |
| CN205617158U (en) * | 2016-04-14 | 2016-10-05 | 上海同研城铁减振技术有限公司 | Prefabricated frame -type floating plate track with elasticity vibration isolation support |
| CN205893909U (en) * | 2016-08-16 | 2017-01-18 | 河南工程学院 | Road bridge expansion joint |
| CN206655532U (en) * | 2017-03-08 | 2017-11-21 | 广东辰誉电力设计咨询有限公司 | One kind transmission of electricity steel pipe pole anticollision device, collision-prevention device |
| JP2019148120A (en) * | 2018-02-27 | 2019-09-05 | 公益財団法人鉄道総合技術研究所 | Track concrete slab and manufacturing method for same |
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| CN209114257U (en) * | 2018-11-27 | 2019-07-16 | 兰州交通大学 | A kind of railroad track connection structure |
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| CN110656602A (en) * | 2019-09-28 | 2020-01-07 | 浙江融通环保科技有限公司 | Take warning function's shock attenuation guardrail |
| CN211596571U (en) * | 2019-10-09 | 2020-09-29 | 江苏兴路交通工程有限公司 | Road anti-collision fence |
| CN212153089U (en) * | 2020-04-13 | 2020-12-15 | 招商局重庆交通科研设计院有限公司 | Anti-collision sleeve box |
| CN111877054A (en) * | 2020-08-11 | 2020-11-03 | 北京城建设计发展集团股份有限公司 | Prefabricated plate type track structure convenient for rapid construction and construction method thereof |
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Application publication date: 20210806 |