CN104499387A - Connection device between medium and low speed magnetic levitation turnout beams - Google Patents
Connection device between medium and low speed magnetic levitation turnout beams Download PDFInfo
- Publication number
- CN104499387A CN104499387A CN201410840561.2A CN201410840561A CN104499387A CN 104499387 A CN104499387 A CN 104499387A CN 201410840561 A CN201410840561 A CN 201410840561A CN 104499387 A CN104499387 A CN 104499387A
- Authority
- CN
- China
- Prior art keywords
- slide block
- connecting base
- medium
- turnout junction
- junction girder
- Prior art date
- 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.)
- Granted
Links
- 238000005339 levitation Methods 0.000 title abstract description 5
- 229910001369 Brass Inorganic materials 0.000 claims abstract description 26
- 239000010951 brass Substances 0.000 claims abstract description 26
- 238000003825 pressing Methods 0.000 claims abstract description 19
- 239000004519 grease Substances 0.000 claims description 7
- 210000002445 nipple Anatomy 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 235000014121 butter Nutrition 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 2
- 230000033001 locomotion Effects 0.000 description 3
- 244000062793 Sorghum vulgare Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 235000019713 millet Nutrition 0.000 description 2
- 238000005255 carburizing Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000003466 welding Methods 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
- E01B25/00—Tracks for special kinds of railways
- E01B25/30—Tracks for magnetic suspension or levitation vehicles
- E01B25/34—Switches; Frogs; Crossings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Railway Tracks (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The invention provides a connection device between medium and low speed magnetic levitation turnout beams. The connection device comprises an upper connecting base connected with a first turnout beam and a lower connecting base connected with a second turnout beam; two upright columns protruding upwards are arranged on the lower connecting base; a sliding block is arranged between the upright columns; the sliding block is tightly pressed on the upper surface of a self-lubricated brass plate on the lower connecting base through a pressing plate and is hinged to the upper connecting base through a transverse bearing shaft; the sliding block slides between the pressing plate and the self-lubricated brass plate. The connection device provided by the invention is provided with the sliding block which can slide relative to the lower connecting block in a horizontal direction, so that the beams can oppositely rotate around the transverse bearing shaft, and is allowed to relatively slide in front, rear, left and right directions; two lap beams are pressed, so that the vertical gap between two connecting beams is eliminated, the vertical freedom degree of the beams is limited, and the integrity of the magnetic levitation turnout beams is improved.
Description
Technical field
The present invention relates to track traffic track switch design technical field, especially, relate to the linkage between a kind of medium-and low-speed maglev turnout junction girder.
Background technology
Medium-and low-speed maglev track switch generally adopts sectional type structure, connects between turnout junction girder with linkage between beam.Track switch is the relatively rotating of two turnout junction girder when changing, and by linkage transmitting forces, and carries out spacing.In order to enable two turnout junction girder relatively rotate, between the beam that existing medium-and low-speed maglev track switch uses, linkage have employed the gun iron link seat in gap.But owing to having gap between upper lower connecting base, turnout junction girder can not control in the movement of vertical direction, making magnetic-levitation train by causing larger vibration during track switch, affecting ride comfort, and can produce the environmental problems such as larger noise.
Chinese patent 201120311257.0 discloses a kind of medium-and low-speed maglev track switch fine strain of millet middle hinge shaft device, it is provided with pivot shaft device between upper bearing plate and lower bearing plate, this vertical articulated structure only has spinfunction, do not limit the freely up and down degree on track switch fine strain of millet vertical direction, then can not limit upper and lower vibration.
Summary of the invention
The object of the invention is to provide the linkage between a kind of medium-and low-speed maglev turnout junction girder, to solve turnout junction girder in the excessive technical problem of the degree of freedom of vertical direction.
For achieving the above object, the invention provides the linkage between a kind of medium-and low-speed maglev turnout junction girder, comprise the upper connecting base be connected with the first turnout junction girder and the lower connecting base be connected with the second turnout junction girder, described lower connecting base is provided with two columns raised up, slide block is provided with between described column, described slide block is pressed on the self-lubricating brass sheet upper surface on lower connecting base by pressing plate, and slide block is articulated with on upper connecting base by the lateral bearing axle running through axis hole in slide block;
Described slide block slides between pressing plate and self-lubricating brass sheet, and the material of slide block is wear-resisting steel, or through heat treated common iron.
Preferably, described slide block is provided with through grease nipple, and the outlet of described grease nipple is arranged between described slide block and self-lubricating brass sheet and between described pressing plate and slide block.
Preferably, butter chamber is provided with in described slide block.
Preferably, described spring is disk spring.
Preferably, the mounting means of described disk spring is involutory or superimposed.
Preferably, adjustment pad is provided with between described pressing plate and spring.
Preferably, described self-lubricating brass sheet is brass graphite cake.
Preferably, described upper connecting base arranged outside has reinforcement gusset.
The present invention has following beneficial effect:
Linkage of the present invention is provided with horizontal direction and lower connecting base can the slide block of relative sliding, allows relative motion all around, and hinged by slide block and upper connecting base, two overlap joint beams can be relatively rotated, prevent internal stress; But initiatively push down two overlap joint beams, eliminate the vertical gap between medium-and low-speed maglev track switch two tie-beam, only two beams overlapped up and down can be made to there is precompression by the pre compressed magnitude of adjustment spring, prevent the vibration on vertical direction, the vertical degree of freedom of restraint beam, improves the globality that magnetic floats turnout junction girder.
Further, disk spring can compensate the gap that track switch uses wearing and tearing to cause for a long time within the specific limits, and underbeam is withheld together all the time effectively, reduces maintenance times.
The coefficient of sliding friction of the present invention is little, may extend to relative sliding and use between the high two overlap joint beams of stability requirement; Also can change adjustment pad according to the wear condition of slide block and self-lubricating brass sheet, to reach the precompression of regulation, increase the service life.
Except object described above, feature and advantage, the present invention also has other object, feature and advantage.Below with reference to figure, the present invention is further detailed explanation.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the main pseudosection of structure of the preferred embodiment of the present invention;
Fig. 2 is the left pseudosection of structure of the preferred embodiment of the present invention;
Wherein, 1, spring, 2, spring guide, 3, pressing plate, 4, upper connecting base, 5, pad, 6, case, 7, strengthen gusset, 8, column, 9, slide block, 10, self-lubricating brass sheet, 11, lower connecting base, 12, grease nipple, 13, lateral bearing axle, 14, butter chamber.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention are described in detail, but the multitude of different ways that the present invention can limit according to claim and cover is implemented.
See Fig. 1, Fig. 2, linkage between a kind of medium-and low-speed maglev turnout junction girder, comprise the upper connecting base 4 be connected with the first turnout junction girder and the lower connecting base 11 be connected with the second turnout junction girder in case 6, described lower connecting base 11 is provided with two columns 8 raised up.Upper connecting base 4 arranged outside has strengthens gusset 7; Upper connecting base 4, for being provided with the welding body to lower convexity, can slide relative to lower connecting base.
Be provided with slide block 9 between described column 8, described slide block 9 is pressed on the upper surface of the self-lubricating brass sheet 10 being installed on lower connecting base 11 by pressing plate 3.So, slide block then can self-lubricating brass sheet on lower connecting base and relative sliding between pressing plate, slide block 9 is connected with described upper connecting base 4 by lateral bearing axle 13, then meet the requirement that two outer side edges that track switch changes Shi Liangliang junction have relative motion all around.
Self-lubricating brass sheet can be structure as a whole with lower connecting base.Slide block 9 center is provided with axis hole, and lateral bearing axle 13 can be connected with slide block 9 through axis hole.
Described slide block 9 slides between pressing plate and self-lubricating brass sheet, and the material of slide block can be wear-resisting steel, or through heat treated common irons such as over carburizing, nitriding, hard surfacings.
Described spring can be disk spring, is outside equipped with spring guide 2 at spring, and the mounting means of disk spring can be involutory or superimposed; Described self-lubricating brass sheet 10 can be brass graphite cake or other like products, does not affect the realization of the present embodiment.The present invention can select the disk spring of proper stiffness according to the size of vibration force, there is provided suitable pretightning force to suppress the top track switch vibration of beam be connected with upper connecting base 4, and the pretension passing through disk spring can the wear extent of auto-compensation self-lubricating brass sheet 10 and pressing plate 3 within the specific limits.
When track switch is changed, be installed on upper connecting base band movable slider 9 relative sliding between self-lubricating brass sheet 10 and pressing plate 3 on a beam, complete turnout conversion.When magnetic-levitation train is by track switch, upper connecting base by lateral bearing axle and slider support on the self-lubricating brass sheet of lower connecting base.
For strengthening result of use, described slide block is provided with through grease nipple 12, and the outlet of described grease nipple 12 is arranged between described slide block 9 and self-lubricating brass sheet 10 and between pressing plate 3 and slide block 9 injects butter, to reduce the frictional force of rubbing surface; And with lateral bearing between centers, butter chamber 14 is set to store butter in slide block inside, be beneficial to the running of slide block.
In addition, be provided with between described pressing plate 3 and spring 1 and adjust pad 5, to adjust the decrement of spring flexibly.When the wear extent of pressing plate 3 and self-lubricating brass graphite cake exceedes the compensation rate of disk spring, can by changing adjustment pad 5 or self-lubricating brass sheet 10 continues to use.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. the linkage between a medium-and low-speed maglev turnout junction girder, it is characterized in that, comprise the upper connecting base be connected with the first turnout junction girder and the lower connecting base be connected with the second turnout junction girder, described lower connecting base is provided with two columns raised up, slide block is provided with between described column, described slide block is pressed on the self-lubricating brass sheet upper surface on lower connecting base by pressing plate, and slide block is articulated with on upper connecting base by the lateral bearing axle running through axis hole in slide block;
Described slide block slides between pressing plate and self-lubricating brass sheet, and the material of slide block is wear-resisting steel plate or through heat treated common iron.
2. the linkage between a kind of medium-and low-speed maglev turnout junction girder according to claim 1, it is characterized in that, described slide block is provided with through grease nipple, and the outlet of described grease nipple is arranged between described slide block and self-lubricating brass sheet and between described pressing plate and slide block.
3. the linkage between a kind of medium-and low-speed maglev turnout junction girder according to claim 1, is characterized in that, be provided with butter chamber in described slide block.
4. the linkage between a kind of medium-and low-speed maglev turnout junction girder according to claim 1, is characterized in that, described spring is disk spring.
5. the linkage between a kind of medium-and low-speed maglev turnout junction girder according to claim 4, is characterized in that, the mounting means of described disk spring is involutory or superimposed.
6. the linkage between a kind of medium-and low-speed maglev turnout junction girder according to claim 1, is characterized in that, be provided with adjustment pad between described pressing plate and spring.
7. the linkage between a kind of medium-and low-speed maglev turnout junction girder according to claim 1, is characterized in that, described self-lubricating brass sheet is brass graphite cake.
8. the linkage between a kind of medium-and low-speed maglev turnout junction girder according to claim 1, is characterized in that, described upper connecting base arranged outside has reinforcement gusset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410840561.2A CN104499387B (en) | 2014-12-30 | 2014-12-30 | A kind of attachment means between medium-and low-speed maglev turnout junction girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410840561.2A CN104499387B (en) | 2014-12-30 | 2014-12-30 | A kind of attachment means between medium-and low-speed maglev turnout junction girder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104499387A true CN104499387A (en) | 2015-04-08 |
| CN104499387B CN104499387B (en) | 2016-08-24 |
Family
ID=52940830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410840561.2A Active CN104499387B (en) | 2014-12-30 | 2014-12-30 | A kind of attachment means between medium-and low-speed maglev turnout junction girder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104499387B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107419622A (en) * | 2017-08-29 | 2017-12-01 | 中国铁建重工集团有限公司 | A kind of magnetic floats support meanss between turnout junction girder |
| CN109204382A (en) * | 2017-06-30 | 2019-01-15 | 比亚迪股份有限公司 | Changing points driving device and track switch |
| CN109706803A (en) * | 2019-02-22 | 2019-05-03 | 中国铁建重工集团有限公司 | Limit assembly and track switch component |
| CN111657634A (en) * | 2019-03-08 | 2020-09-15 | 青岛正沃机械设备科技有限公司 | Zipper pre-finishing machine |
| CN114438832A (en) * | 2022-01-11 | 2022-05-06 | 中铁第四勘察设计院集团有限公司 | Lateral wall lifting translation type high-speed magnetic levitation turnout structure and control system thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54100006A (en) * | 1978-01-24 | 1979-08-07 | Toshiba Corp | Flexible branch device for paraelectric magnetic floating car |
| JPH04203103A (en) * | 1990-11-30 | 1992-07-23 | Railway Technical Res Inst | Running path connecting device of railroad branching portion |
| CA2317400A1 (en) * | 1998-01-14 | 1999-07-22 | Thyssen Transrapid System Gmbh | Line-changing device for tracks of a magnetic levitation train |
| CN102304883A (en) * | 2011-08-20 | 2012-01-04 | 中铁宝桥集团有限公司 | F-track movable end positioning and connection device for medium-and-low-speed magnetic suspension turnout |
| CN204417934U (en) * | 2014-12-30 | 2015-06-24 | 中国铁建重工集团有限公司 | Linkage between a kind of medium-and low-speed maglev turnout junction girder |
-
2014
- 2014-12-30 CN CN201410840561.2A patent/CN104499387B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54100006A (en) * | 1978-01-24 | 1979-08-07 | Toshiba Corp | Flexible branch device for paraelectric magnetic floating car |
| JPH04203103A (en) * | 1990-11-30 | 1992-07-23 | Railway Technical Res Inst | Running path connecting device of railroad branching portion |
| CA2317400A1 (en) * | 1998-01-14 | 1999-07-22 | Thyssen Transrapid System Gmbh | Line-changing device for tracks of a magnetic levitation train |
| CN102304883A (en) * | 2011-08-20 | 2012-01-04 | 中铁宝桥集团有限公司 | F-track movable end positioning and connection device for medium-and-low-speed magnetic suspension turnout |
| CN204417934U (en) * | 2014-12-30 | 2015-06-24 | 中国铁建重工集团有限公司 | Linkage between a kind of medium-and low-speed maglev turnout junction girder |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109204382A (en) * | 2017-06-30 | 2019-01-15 | 比亚迪股份有限公司 | Changing points driving device and track switch |
| CN109204382B (en) * | 2017-06-30 | 2020-11-06 | 比亚迪股份有限公司 | Switch drive device and switch |
| CN107419622A (en) * | 2017-08-29 | 2017-12-01 | 中国铁建重工集团有限公司 | A kind of magnetic floats support meanss between turnout junction girder |
| CN107419622B (en) * | 2017-08-29 | 2020-06-26 | 中国铁建重工集团股份有限公司 | Supporting device between magnetic suspension turnout beams |
| CN109706803A (en) * | 2019-02-22 | 2019-05-03 | 中国铁建重工集团有限公司 | Limit assembly and track switch component |
| CN111657634A (en) * | 2019-03-08 | 2020-09-15 | 青岛正沃机械设备科技有限公司 | Zipper pre-finishing machine |
| CN114438832A (en) * | 2022-01-11 | 2022-05-06 | 中铁第四勘察设计院集团有限公司 | Lateral wall lifting translation type high-speed magnetic levitation turnout structure and control system thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104499387B (en) | 2016-08-24 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| 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 Co.,Ltd. Address before: 410100 No. 88 Dongqi Road, Jingkai District, Changsha City, Hunan Province Patentee before: China Railway Construction Heavy Industry Co.,Ltd. |