CN107724192B - Rail positioning and fastening device - Google Patents
Rail positioning and fastening device Download PDFInfo
- Publication number
- CN107724192B CN107724192B CN201711065656.1A CN201711065656A CN107724192B CN 107724192 B CN107724192 B CN 107724192B CN 201711065656 A CN201711065656 A CN 201711065656A CN 107724192 B CN107724192 B CN 107724192B
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- Prior art keywords
- rail
- rail fastener
- base
- hole
- fastener
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- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 230000007547 defect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000013011 mating Effects 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
- 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)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Connection Of Plates (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses a rail positioning and fastening device, which comprises a rail base connected with a rail, and is characterized in that: still include rail fastener base and rail fastener, be provided with rail fastener base on the rail base, just rail fastener base symmetry sets up in the protruding portion both sides of rail lower extreme, rotatable rail fastener that is connected with above the rail fastener base, and rail fastener is fixed with rail fastener base through rail fastener lock bolt and rail fastener base lock nut, rail fastener has one end to be provided with the pinch portion that stretches out and can sticis on the protruding portion of rail lower extreme. The invention can rapidly realize the correct positioning and contact of the rail fastener and the rail, so that the rail is fixed with the rail base more firmly, and the defect of insufficient contact of the rail fastener and the rail is avoided.
Description
Technical Field
The invention relates to the technical field of rail positioning, in particular to a rail positioning and fastening device.
Background
The rail is used as a passage for running the train, the rail can be fixed on the rail base, the safe running of the train is concerned, the rail fastener is used as an important structure in direct contact with the rail, if the contact between the rail fastener and the rail is not tight enough, the strength of the contact force is not enough, and the rail fastener is easily separated from the rail, so that unnecessary loss is caused.
Therefore, how to bring the rail fastener and the rail into proper contact is a highly desirable problem for the railway and related departments.
Disclosure of Invention
The invention discloses a rail positioning and fastening device which can rapidly realize the correct positioning and contact of rail fasteners and rails so that the rails and rail bases are fixed more firmly.
In order to achieve the above purpose, the technical scheme of the invention is as follows:
a rail positioning and fastening device comprising a rail base connected to a rail, characterized in that: the rail fastener is characterized by further comprising a rail fastener base and rail fasteners, wherein the rail fastener base is arranged on the rail base, the rail fastener base is symmetrically arranged on one side or two sides of the protruding portion at the lower end of the rail, the rail fasteners are rotatably connected onto the rail fastener base, the rail fasteners are fixed with the rail fastener base through rail fastener locking bolts and rail fastener base locking nuts, and at least one end of each rail fastener is provided with a protruding pressing portion capable of being pressed onto the protruding portion at the lower end of the rail.
Preferably, the rail fastener base is connected with the rail base through anchor bolts and rail fastener base locking nuts.
Preferably, the rail fastener base middle part is provided with rail fastener base bellying, has vertically seted up through-hole A at rail fastener base bellying center, through-hole A's lower part diameter is greater than the middle part diameter, wear to be equipped with rail fastener lock bolt in the through-hole A, rail fastener lock bolt's head matching card locates through-hole A lower part, and screw rod portion passes through-hole A's middle part and upper portion and wears out rail fastener central through-hole B to it is fixed through rail fastener lock nut.
More preferably, the diameter of the upper part of the through hole A is larger than that of the middle part, the diameter of the lower part of the through hole B is larger than that of the upper part, the diameter of the upper part of the through hole A is matched with that of the lower part of the through hole B, the anti-loosening springs are arranged in the upper part of the through hole A and the lower part of the through hole B, and the screw parts of the rail fastener locking bolts penetrate through the anti-loosening springs.
More preferably, through holes C are formed in two sides of the rail fastener base, and the foundation bolts penetrate through the through holes C and are fixed through rail fastener base locking nuts.
More preferably, a slot is arranged on one side of the rail fastener base, and the slot is communicated with the through hole A and can be used for inserting the rail fastener locking bolt in a matching way.
Preferably, the rail fastening device further comprises a positioning device, the positioning device comprises a positioning spring and a steel ball, the boss of the rail fastening piece base is provided with a blind hole, the blind hole is internally provided with the positioning spring, the steel ball is connected to the positioning spring, a hemispherical hole is formed below the rail fastening piece, the hemispherical hole is matched with the steel ball in size, and when the steel ball is clamped into the hemispherical hole, the pressing part of the rail fastening piece is just pressed on the protruding part at the lower end of the rail.
Preferably, the lower part of the rail fastener is in a truncated cone shape, the center of the truncated cone is positioned under the orthographic projection of the center of the upper part of the rail fastener, the length of the upper part is longer than that of the rail fastener base, two ends of the upper part extend outwards and are in a downwards bent arc shape to form a compacting part capable of compacting the protruding part of the lower end of the rail, and the compacting part is axisymmetric relative to the center line of the long side of the rail fastener.
More preferably, the rail fastening device further comprises a positioning device, the positioning device comprises a positioning spring and a steel ball, a rail fastening piece base protruding portion is arranged in the middle of a rail fastening piece base, a blind hole is formed in the rail fastening piece base protruding portion, the positioning spring is arranged in the blind hole, the steel ball is connected onto the positioning spring, a hemispherical hole is symmetrically arranged below the rail fastening piece relative to the center line of the long side of the rail fastening piece, the center of the hemispherical hole is arranged on the center line of the short side of the rail fastening piece, the hemispherical hole is matched with the steel ball in size, and when the steel ball is clamped into the hemispherical hole, the pressing portion of the rail fastening piece is just pressed onto the protruding portion of the lower end of the rail.
Preferably, a rail base bulge is arranged in the middle of the rail base, and the width of the rail base bulge is the same as the width of the protruding part at the lower end of the rail.
The invention has the following advantages:
(1) The rail fastening device is provided with the rail fastening piece capable of rotating relative to the rail fastening piece base, and the rail is fast and convenient to install and high in safety due to the fact that the rail fastening piece is fastened through the bolts.
(2) By providing a locating means between the rail fastener base and the rail fastener, the long opposite edges of the rail fastener are brought into quick and correct engagement with the rail face by rotating the rail fastener into position.
(3) The ingenious design of the through hole structure of the rail fastener base enables the installation of the rail fastener and the rail fastener base to be quicker and more convenient.
(4) By installing the anti-loose spring between the rail fastener and the rail fastener base, the connection between the rail fastener lockbolt and the rail fastener base locknut is more secure by the spring force.
(5) The invention has simple structure, convenient installation, easy disassembly and assembly, and can realize the accurate positioning of the rail fastener and the rail by the positioning device, thereby avoiding the defect of insufficient contact between the rail fastener and the rail.
Drawings
Fig. 1 is a schematic view of a rail positioning and clamping device according to the present invention.
Fig. 2 is a schematic view of the construction of the rail fastener base and rail fastener of the present invention.
Fig. 3 is a top view of the rail fastener base.
Fig. 4 is a sectional view of the D-D block diagram of fig. 3.
Fig. 5 is a schematic top view of a rail fastener.
Fig. 6 is a schematic view of a rail fastener in a bottom view.
In the figure, a rail base 1, a rail fastener base 2, a rail fastener 3, a rail 4, a rail fastener locknut 5, a gasket 6, a rail fastener lockbolt 7, a rail fastener base locknut 8, an anchor bolt 9, a steel ball 10, a positioning spring 11, a locking spring 12, a blind hole 13, a through hole A14, a hemispherical hole 15, a through hole B16, a through hole C17 and a slot 18.
Detailed Description
The present invention will be further described with reference to the following examples, but the scope of the present invention is not limited to the following examples.
The rail positioning and fastening device comprises a rail base 1, a rail fastening piece base 2 and a rail fastening piece 3, wherein the rail base 1 is fixed on the ground, the rail fastening piece base 2 and the rail 4 are installed on the rail base 1, the rail fastening piece base 2 is symmetrically arranged on one side or two sides of a protruding part at the lower end of the rail 4, the rail fastening piece 3 is installed on the rail fastening piece base 2 in the mode of being illustrated in the figure, the rail fastening piece 3 can rotate relative to the rail fastening piece base 2, the rail fastening piece 3 is connected with the rail fastening piece base 2 through a rail fastening piece locking bolt 5, the rail fastening piece base 2 is fixed with the rail fastening piece 3 through screwing a rail fastening piece locking nut 8, and at least one end of the rail fastening piece 3 is provided with a protruding pressing part capable of being pressed on the protruding part at the lower end of the rail 4.
In this embodiment, the rail fastener base 2 and the rail base 1 are connected by anchor bolts 9 and rail fastener base locking screws. In this embodiment, as shown in fig. 3 and 4, the anchor bolts 9 are pre-embedded in the concrete-poured rail base 1, two through holes C17 are symmetrically provided at both sides of the rail fastener base 2, the through holes C17 of the rail fastener base 2 are aligned with the anchor bolts 9, the anchor bolts 9 are inserted, and then the rail fastener base 2 is fixed on the rail base 1 by tightening the rail fastener base lock nuts 8.
The rail fastener base 2 that adopts in this embodiment still more specifically includes, rail fastener base 2 middle part is provided with rail fastener base bellying, vertical through-hole A14 of having seted up in rail fastener base 2 bellying center, the lower part diameter of through-hole A14 is greater than middle part diameter, wear to be equipped with rail fastener lock bolt 7 in the through-hole A14, rail fastener lock bolt 7's head matching card locates the through-hole A14 lower part, screw rod portion passes through the middle part and the upper portion of through-hole A14 and wears out rail fastener 3 central through-hole B16, and screw up rail fastener lock nut 5 is fixed above rail fastener 3, in addition, can install gasket 6 earlier, screw up rail fastener lock nut 5 again, through setting up rail fastener lock bolt 7 in through-hole A14 and through-hole B16, can make rail fastener 3 can rotate for rail fastener base 2, thereby conveniently with rail fastener 3's pinch point to the protruding portion of rail 4 lower extreme above, and can realize rail fastener 3 quick fixed through rail fastener lock nut 5. The through hole C17 is provided at a location where there is no boss of the rail fastener base 2 to facilitate tightening of the rail fastener base lock nut 8.
More preferably, in order to prevent the rail fastener lockbolt 7 from loosening, in this embodiment, the diameter of the upper portion of the through hole a14 is larger than the diameter of the middle portion, the diameter of the lower portion of the through hole B16 is larger than the diameter of the upper portion, the diameter of the upper portion of the through hole a14 is the same as the diameter of the lower portion of the through hole B16, and a locking spring 12 is provided in the upper portion of the through hole a14 and the lower portion of the through hole B16, and the locking spring 12 is sleeved on the periphery of the screw portion of the rail fastener lockbolt, thereby helping to prevent the rail fastener lockbolt 7 from loosening or even shifting.
To facilitate insertion of the rail fastener lockbolt 7, a slot 18 is provided in one side of the rail fastener base 2, the slot 18 being in communication with the through bore a14 and being capable of mating insertion of the rail fastener lockbolt 7.
For facilitating rapid positioning of the rotational position of the rail fastener 3, the rail positioning and fastening device in this embodiment further comprises a positioning device, the positioning device comprises a positioning spring 11 and a steel ball 10, a blind hole 13 is formed in a boss of the rail fastener base, the positioning spring 11 is arranged in the blind hole 13, the steel ball is connected to the positioning spring 11, a hemispherical hole 15 is formed below the rail fastener 3, the hemispherical hole 15 is matched with the steel ball 10 in size, and when the steel ball 10 is clamped into the hemispherical hole 15, a pressing portion of the rail fastener 3 is just pressed on a protruding portion at the lower end of the rail 4.
As shown in fig. 5 and 6, for convenient rotation of the rail fastening member 3, the lower portion of the rail fastening member 3 of this embodiment is in a truncated cone shape, and the center of the truncated cone is located under the orthographic projection of the center of the upper portion of the rail fastening member 3, the length of the upper portion is greater than the length of the rail fastening member base 2, so that both ends of the upper portion extend outwards and are in a curved shape which is curved downwards, a pressing portion capable of pressing the protruding portion of the lower end of the rail 4 is formed, the pressing portion is axisymmetric with respect to the center line of the long side of the rail fastening member 3, and the pressing portion is in a curved shape which is curved downwards, so that the rail 4 can be pressed and supported better, and the stability of the installation of the rail 4 is ensured. Aiming at the lower part of the rail fastening piece 3 which is arranged into a truncated cone shape, the embodiment further defines the arrangement position of the hemispherical hole 15, the hemispherical hole 15 is symmetrically arranged below the rail fastening piece 3 relative to the central line of the long side of the rail fastening piece, the circle center of the hemispherical hole 15 is arranged on the central line of the short side of the rail fastening piece, the hemispherical hole 15 is matched with the steel ball in size, and when the steel ball is clamped into the hemispherical hole, the compression part of the rail fastening piece 3 is just compressed on the protruding part of the lower end of the rail 4.
In this embodiment, in order to facilitate positioning of the rail 4, a rail base boss is provided in the middle of the rail base 1, and the width of the rail base boss is the same as the width of the protrusion at the lower end of the rail 4, so that the rail 4 can be quickly positioned above the rail base boss with the same width.
When the rail positioning and fastening device is used, firstly, when the rail base 1 is poured, the foundation bolts 9 are pre-buried, then the rail fastener base 2 is fixed on the rail base 1, the rail fastener base lock nuts 8 are screwed down, then the anti-loose springs 12 are sleeved on the rail fastener lock bolts 7 and are sleeved into the through holes A14 of the rail fastener base 2 together, the steel balls 10 and the positioning springs 11 are installed in the blind holes 13 of the rail fastener base 2, finally, the rail fastener 3 is sleeved on the rail fastener lock bolts 7, the rail fastener lock nuts 5 are rotated, the rail fastener 3 is close to the upper surface of the rail fastener base 2, after the pre-installation is finished, the rail 4 is placed on the protruding parts of the rail base 1, after the position is correctly adjusted, the rail fastener 3 is rotated, when the hemispherical holes 15 on the rail fastener 3 are correctly matched with the steel balls 10, the rail fastener 3 is correctly engaged with the rail 4, the rail fastener lock nuts 5 are screwed down, and the parts of the rail fastener are tightly pressed on the protruding parts of the lower ends of the rail 4, so that the rail 4 is fixed.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present invention, and such modifications and variations should also be regarded as being within the scope of the invention.
Claims (2)
1. A rail positioning and fastening device comprising a rail base connected to a rail, characterized in that: the rail fastener is characterized by further comprising a rail fastener base and rail fasteners, wherein the rail fastener base is arranged on the rail base, the rail fastener base is symmetrically arranged on one side or two sides of a protruding part at the lower end of a rail, the rail fasteners are rotatably connected to the rail fastener base, the rail fasteners are fixed with the rail fastener base through rail fastener locking bolts and rail fastener base locking nuts, and at least one end of each rail fastener is provided with a protruding pressing part capable of being pressed on the protruding part at the lower end of the rail;
the rail fastener base is connected with the rail base through an anchor bolt and a rail fastener base locking nut, and the anchor bolt is pre-buried in the concrete poured rail base;
the middle part of the rail fastener base is provided with a rail fastener base protruding part, the center of the rail fastener base protruding part is vertically provided with a through hole A, the diameter of the lower part of the through hole A is larger than that of the middle part, a rail fastener locking bolt is penetrated into the through hole A, the head part of the rail fastener locking bolt is matched and clamped at the lower part of the through hole A, and a screw rod part penetrates through the middle part and the upper part of the through hole A and penetrates out of a through hole B in the center of the rail fastener and is fixed through a rail fastener locking nut;
the diameter of the upper part of the through hole A is larger than that of the middle part, the diameter of the lower part of the through hole B is larger than that of the upper part, the diameter of the upper part of the through hole A is matched with that of the lower part of the through hole B, anti-loosening springs are arranged in the upper part of the through hole A and the lower part of the through hole B, and the screw parts of the rail fastener locking bolts penetrate through the anti-loosening springs;
the two sides of the rail fastener base are provided with through holes C, and the foundation bolts penetrate through the through holes C and are fixed through the rail fastener base lock nuts;
a slot is formed in one side of the rail fastener base, is communicated with the through hole A and can be matched with and inserted into a rail fastener locking bolt;
still include positioner, positioner includes positioning spring and steel ball, rail fastener base bellying is provided with the blind hole, be provided with positioning spring in the blind hole, be connected with the steel ball above the positioning spring, be provided with the hemisphere hole below the rail fastener, hemisphere hole and the big or small phase-match of steel ball, and when the steel ball card goes into in the hemisphere hole, the sticiss portion of rail fastener sticiss just above the protruding portion of rail lower extreme.
2. A rail positioning and fastening device according to claim 1, wherein:
the lower part of the rail fastener is in a circular truncated cone shape, the center of the circular truncated cone is positioned under the orthographic projection of the center of the upper part of the rail fastener, the length of the upper part is larger than that of the rail fastener base, two ends of the upper part extend outwards and are in a downward bent arc shape, a pressing part capable of pressing the protruding part of the lower end of the rail is formed, and the pressing part is axisymmetric relative to the center line of the long side of the rail fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711065656.1A CN107724192B (en) | 2017-11-02 | 2017-11-02 | Rail positioning and fastening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711065656.1A CN107724192B (en) | 2017-11-02 | 2017-11-02 | Rail positioning and fastening device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107724192A CN107724192A (en) | 2018-02-23 |
| CN107724192B true CN107724192B (en) | 2024-01-30 |
Family
ID=61221320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711065656.1A Active CN107724192B (en) | 2017-11-02 | 2017-11-02 | Rail positioning and fastening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107724192B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109570239B (en) * | 2018-12-24 | 2020-06-16 | 新兴铸管（浙江）铜业有限公司 | Rolling mill roller mounting mechanism and manufacturing method thereof |
| CN110952393A (en) * | 2019-12-11 | 2020-04-03 | 成都轨道建设管理有限公司 | Rail fixing seat for rail transit |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1191254A (en) * | 1958-02-11 | 1959-10-19 | Heim Freres Ets | Removable fastening device for rails on sleepers, more particularly for the track of tower cranes on public works sites |
| US3987962A (en) * | 1974-07-13 | 1976-10-26 | Resilient Grip Limited | Multi position rail fastenings |
| EP0136410A2 (en) * | 1983-09-09 | 1985-04-10 | Hoesch Aktiengesellschaft | Rail-fastening device with an adjustable tying plate |
| CN101360864A (en) * | 2006-01-21 | 2009-02-04 | 沃斯洛工厂有限公司 | Steel rail mounting system |
| CN204298694U (en) * | 2014-10-14 | 2015-04-29 | 淮南市正标机械制造有限公司 | Forked tail type rail fixing device |
| CN205688282U (en) * | 2016-06-02 | 2016-11-16 | 刘兴丹 | A kind of sleeper check bolt |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB123282A (en) * | 1918-09-04 | 1919-02-20 | David John | Improved Chair for Holding Rails on Railways. |
| GB2083107A (en) * | 1980-08-27 | 1982-03-17 | Clarke Charles William | Fastening railway rails |
| DE502004004861D1 (en) * | 2003-10-31 | 2007-10-18 | Stadt Zuerich Verkehrsbetr E Z | Mounting arrangement for rails |
| JP2005213946A (en) * | 2004-01-30 | 2005-08-11 | Tokyo Metropolis | Rail fastening device |
-
2017
- 2017-11-02 CN CN201711065656.1A patent/CN107724192B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1191254A (en) * | 1958-02-11 | 1959-10-19 | Heim Freres Ets | Removable fastening device for rails on sleepers, more particularly for the track of tower cranes on public works sites |
| US3987962A (en) * | 1974-07-13 | 1976-10-26 | Resilient Grip Limited | Multi position rail fastenings |
| EP0136410A2 (en) * | 1983-09-09 | 1985-04-10 | Hoesch Aktiengesellschaft | Rail-fastening device with an adjustable tying plate |
| CN101360864A (en) * | 2006-01-21 | 2009-02-04 | 沃斯洛工厂有限公司 | Steel rail mounting system |
| CN204298694U (en) * | 2014-10-14 | 2015-04-29 | 淮南市正标机械制造有限公司 | Forked tail type rail fixing device |
| CN205688282U (en) * | 2016-06-02 | 2016-11-16 | 刘兴丹 | A kind of sleeper check bolt |
Non-Patent Citations (1)
| Title |
|---|
| 成大先等.《机械设计图册 下册》.化学工业出版社,1997,第807页第5.5节. * |
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| Publication number | Publication date |
|---|---|
| CN107724192A (en) | 2018-02-23 |
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