CN107858875A - A kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat - Google Patents
A kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat Download PDFInfo
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- CN107858875A CN107858875A CN201711040567.1A CN201711040567A CN107858875A CN 107858875 A CN107858875 A CN 107858875A CN 201711040567 A CN201711040567 A CN 201711040567A CN 107858875 A CN107858875 A CN 107858875A
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- curve track
- supporting seat
- tensile supporting
- straddle
- mode tensile
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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
- E01B25/00—Tracks for special kinds of railways
- E01B25/08—Tracks for mono-rails with centre of gravity of vehicle above the load-bearing rail
- E01B25/10—Mono-rails; Auxiliary balancing rails; Supports or connections for rails
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Abstract
The invention discloses a kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat, bridge pier (4) is provided with below the curve track beam (1), mode tensile supporting seat (3) is provided between the curve track beam (1) and the bridge pier (4), the mode tensile supporting seat (3) includes upper base plate (301) the middle seat board (302) in the upper base plate (301), described middle seat board (302) one end is horizontal structure, the other end is protruding cylinder surface structure, the lower seat board (306) is set to fluted column face structure with the adjacent one end of the middle seat board (302), plane sliding block (302) is equipped with upper base plate (301) opening inner side and the horizontal structure, cylinder sliding block (304) is equipped with the protruding cylinder surface structure and fluted column face structure.The straddle-type monorail curve track girder system that the present invention has step-less adjustment mode tensile supporting seat is united, by mode tensile supporting seat, realize it is horizontal to curve track beam slide and horizontally rotate and realize vertically continuously adjust.
Description
Technical field
The invention belongs to rail traffic bridge technical field of structures, has step-less adjustment tension more particularly, to one kind
The straddle-type monorail curve track girder system system of bearing.
Background technology
Straddle-type monorail, refer to by single rail to support, be stable and be oriented to, car body straddles the iron run on track girder
Road.Straddle-type monorail feature is strong adaptability, noise is low, radius of turn is small, climbing capacity is very strong.Cross-saddle single-track traffic is
A kind of medium transport power urban track traffic mode, there is the advantages of convenient and swift, while have compared to subway and take up an area less, investment
Low, the characteristics of noise is small.Straddle-type monorail curve track beam as two-way deflection component, except bear train vertical load with it is horizontal
Load (centrifugal force, wind-force etc.) effect is outer, also subject to larger torsion load, while the track also as train driving.Straddle seat
The PC beams of formula monorail transit are both bridge and the track of vehicle operation.Straddle-type monorail curve track girder system system includes curve rail
Road beam, intermediate support and bottom bridge pier, curve track beam are vertically arranged with bottom bridge pier, and wherein bearing bears curve track beam
Power, and be transmitted on the bridge pier of bottom.Wherein bearing is in addition to playing a supporting role, it is also necessary to undertakes adjustment curve track deck-molding
The effect of degree and horizontal level.
Straddle-type monorail curve road beam is because track is curved, therefore except being also suffered from by the power on vertical, track
The effect of non-vertical uneven power, lateral pressure or drawing higher for the load Capability Requirement of the bearing of supporting track
Power is required to uniformly be transmitted, so as to ensure the stability and security of straddle-type monorail curve road beam；It is simultaneously because hot
Deformation on horizontal and vertical can occur for swollen shrinkage track girder, and orbital position changes the security that can influence track traffic, therefore
Need in time to carry out orbital position trickle adjustment, straddle-type monorail curve road beam is due to curved, therefore its deformation is not advised
Then, it is bigger compared with the difficulty of curve track in position adjustment, in the prior art the adjustment to straddle type single-rail beam mainly according to
The bearing for relying lower section to set adjusts, it is main using by the way of increase or reduction pad come adjustment curve track girder horizontal direction
Height on upper and vertical, therefore it is not that continuous, small regulation can not be realized to adjust, while horizontal direction only fixes one
The translation in individual direction, it is impossible to realize the regulation of rotation, therefore can not solve the adjustment of curve track beam deformation very well.It is existing in addition
Bearing the conduction of power is carried out by the way of line contact, cause the conduction of power uneven, so as to influence the stability of bearing
And security.
The content of the invention
For the disadvantages described above or Improvement requirement of prior art, the present invention provides a kind of with step-less adjustment mode tensile supporting seat
Straddle-type monorail curve track girder system is united, and curve track beam horizontal direction passes through the plane sliding block and cylinder sliding block on mode tensile supporting seat
Effect, realize it is horizontal to curve track beam slide and horizontally rotate, it is comprehensive so as to be carried out to curve track beam horizontal level
Regulation, ensure track operation security.Track girder system is coordinated come adjustment curve track using the screw thread for heightening stud
Vertical height, realize continuously adjusting for vertical height.
To achieve these goals, the present invention provides a kind of straddle-type monorail curve rail with step-less adjustment mode tensile supporting seat
Road girder system system, including curve track beam, transverse strut and bridge pier, the transverse strut are located at two curve track beams
Between, it is provided with bridge pier below the curve track beam, it is characterised in that be provided between the curve track beam and the bridge pier anti-
Bearing is drawn, the angle less than 180 degree is formed between the curve track beam and the mode tensile supporting seat；
The mode tensile supporting seat includes upper base plate, middle seat board and lower seat board, and the upper base plate bottom is provided with opening, the middle seat
For plate in the opening, described middle seat board one end is horizontal structure, and the other end is protruding cylinder surface structure, the lower seat board upper end
It is buckled in the opening, lower seat board one end adjacent with the middle seat board is set to fluted column face structure；
Plane sliding block is equipped with the upper base plate opening inner side and the horizontal structure, two cross sliding clocks coordinate for real
The horizontal of the existing curve track beam is slided, and cylinder cunning is equipped with the protruding cylinder surface structure and fluted column face structure
Block, two cylinder sliding blocks coordinate for realizing horizontally rotating for the curve track beam.
Further, the mode tensile supporting seat also includes heightening stud, and bottom plate is provided with below the lower seat board, described to heighten spiral shell
On the lower seat board, the other end is coordinated by screw thread in the bottom plate and adjusts the lower seat board and described for post one end
The distance between bottom plate.
Further, the mode tensile supporting seat also includes inclination-proof device, and described inclination-proof device one end is fixed on the bottom plate,
The other end is in the lower seat board.
Further, the bottom plate both sides are provided with horizontal level governor motion, and the horizontal level governor motion includes adjusting
Position pad, limited block and pushing tow stud, the positioning pad are located between the bottom plate and the limited block, the pushing tow stud
One end is in the limited block, and the other end is in the bottom plate.
Further, the level(l)ing mechanism also includes pressing plate and follower bolt, and the pressing plate pads located at the positioning
On piece and the limited block, the follower bolt is in the pressing plate and the limited block.
Further, buckle structure is provided between the upper base plate and the lower seat board, is provided with and turns in the buckle structure
Movable slider.
Further, the curve track beam deflects around rail level center.
Further, pinner is provided between the mode tensile supporting seat and the bridge pier.
In general, by the contemplated above technical scheme of the present invention compared with prior art, it can obtain down and show
Beneficial effect：
(1) the straddle-type monorail curve track girder system that the present invention has step-less adjustment mode tensile supporting seat is united, curve track Liang Shui
The effect of plane sliding block and cylinder sliding block square on by mode tensile supporting seat, realize slide and horizontal horizontal to curve track beam
Rotate, so as to carry out comprehensive regulation to curve track beam horizontal level, ensure the security of track operation.
(2) the straddle-type monorail curve track girder system that the present invention has step-less adjustment mode tensile supporting seat is united, and has step-less adjustment
The straddle-type monorail curve track girder system system of mode tensile supporting seat, track girder system are coordinated come adjustment curve using the screw thread for heightening stud
The vertical height of track, realize continuously adjusting for vertical height.
Brief description of the drawings
Fig. 1 is the front view that prior art straddle-type monorail track traffic PC tracks joist steel casts bearing；
Fig. 2 is the left view that prior art straddle-type monorail track traffic PC tracks joist steel casts bearing；
Fig. 3 is a kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat of the embodiment of the present invention
Structural representation；
Fig. 4 is that a kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat of the embodiment of the present invention is vertical
To the front view of movable bearing support；
Fig. 5 is that a kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat of the embodiment of the present invention is vertical
To the left view of movable bearing support；
Fig. 6 is that a kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat of the embodiment of the present invention is solid
Determine the front view of bearing；
Fig. 7 is that a kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat of the embodiment of the present invention is solid
Determine the left view of bearing；
Fig. 8 is a kind of straddle-type monorail curve track girder system system water with step-less adjustment mode tensile supporting seat of the embodiment of the present invention
The schematic diagram of flat position adjustment structure.
In all accompanying drawings, same reference represents identical structure and part, wherein：1- curve tracks beam, 2- are horizontal
To connection beam, 3- mode tensile supporting seats, 4- bridge piers, 5- pinners；
Seat under seat board, 304- cylinders sliding block, 305- turning blocks, 306- in 301- upper base plates, 302- planes sliding block, 303-
Plate, 307- inclination-proof devices, 308- heighten stud, 309- bottom plates, 310- positioning pad, 311- bedplates, 312- tensions crab-bolt,
313- limited blocks, 314- positioning pad, 315- pressing plates, 316- follower bolts, 317- limited blocks, 318- pushing tow studs.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.As long as in addition, technical characteristic involved in each embodiment of invention described below that
Conflict can is not formed between this to be mutually combined.
Fig. 3 is a kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat of the embodiment of the present invention
Structural representation.As shown in figure 3, including curve track beam 1, transverse strut 2, mode tensile supporting seat 3, bridge pier 4, pinner 5, two songs
Trajectory beam 1 is be arranged in parallel, and curve track beam 1 deflects around rail level center, and transverse strut is provided between two curve track beams 1
2, the lower section of curve track beam 1 is provided with bridge pier 4, is connected between curve track beam 1 and bridge pier 4 by mode tensile supporting seat 3, curve
Angle between track girder 1 and mode tensile supporting seat 3 be present, mode tensile supporting seat 3 is except by the power on vertical, also suffering from from curve rail
Power in the horizontal direction of road beam 1, the upper end of the mode tensile supporting seat 3 are provided with embedded bar, and the embedded bar is used in track girder 1
In mode tensile supporting seat 3 is fixedly connected with curve track beam 1, the lower end of the mode tensile supporting seat 3 is provided with embedded bar, and the embedded bar is set
In in bridge pier 4, for being fixedly connected for mode tensile supporting seat 3 and bridge pier 4.
Curve track beam can produce deformation under the influence of expanding with heat and contract with cold, because track its deformation completely is irregular, therefore
The position of adjustment curve track beam horizontal direction is needed, the regulation in horizontal direction is mainly by increasing and decreasing positioning in the prior art
Pad realizes that its regulation to curve track beam 1 is mainly along fixed direction, it is impossible to realize that rotary type is adjusted, because
This does not adapt to the adjustment of irregular shape change.The present invention has the straddle-type monorail curve track girder system of step-less adjustment mode tensile supporting seat
The mode tensile supporting seat that system uses can realize that curve track beam system level is slided and horizontally rotated, after solving curve track beam deformation
The problem of adjustment.
Fig. 4 is that a kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat of the embodiment of the present invention is vertical
To the front view of activity.Fig. 5 is that a kind of straddle-type monorail curve track girder system system longitudinal direction with step-less adjustment mode tensile supporting seat is living
The left view of dynamic bearing.As shown in Figure 4 and Figure 5, mode tensile supporting seat includes upper base plate 301, plane sliding block 302, middle seat board 303, post
Face sliding block 304, turning block 305, lower seat board 306, inclination-proof device 307, heighten stud 308, bottom plate 309, positioning pad 310,
Bedplate 311 and tension crab-bolt 312.Holder top is provided with some embedded bars, and the embedded bar of holder top is used for and rail
Road is connected, and track is fixed on bearing, tension crab-bolt 312 is equipped with every embedded bar, tension crab-bolt 312 is fixed on
The upper surface of seat board 301, the bottom of upper base plate 301 are provided with opening, and for middle seat board 303 in the opening, middle one end of seat board 303 is water
Flat structure, the other end are protruding cylinder surface structure, and horizontal structure is relative with the upper end inner surface of upper base plate 301, is set on the horizontal structure
There is a plane sliding block 302, the upper end inner surface of upper base plate 301 is provided with plane sliding block 302, plane sliding block 302 and water on upper base plate 301
Plane sliding block 302 on flat structure forms flat frictional pair together, realizes the horizontal sliding of beam body.
Middle seat board 303 has lower seat board 306, and lower seat board 306 one side adjacent with middle seat board 303 is provided with and protruding cylinder surface
The fluted column face structure that structure matches, the protruding cylinder surface structure are provided with cylinder slide plate 304, and the fluted column face structure is provided with
Cylinder slide plate 304, the cylinder slide plate 304 on cylinder slide plate 304 and fluted column face structure in protruding cylinder surface structure are formed together
Sphere friction pair, realize the rotation of beam body.
In the opening of upper base plate 301, the lower both sides of seat board 306 are buckled in upper base plate 301 and are open for the upper end of lower seat board 306
It is interior, turning block 305 is equipped with the bayonet socket of both sides, the setting of the turning block 305 can coordinate the cylinder in protruding cylinder surface structure
Cylinder slide plate 304 on slide plate 304 and fluted column face structure forms sphere friction pair and realizes the smooth of beam body and upper base plate together
Rotate.
The lower lower section of seat board 306 is provided with bottom plate 309, and the longitudinal profile of bottom plate 309 is inverted T-shaped, lower seat board 306 and bottom plate 309
Between separate and set, the upper surface of bottom plate 309 is provided with inclination-proof device 307, and the bottom of inclination prevention structure 307 is fixed on bottom plate 309
On upper surface, within lower seat board 306, the setting of inclination prevention structure 307 can effectively prevent track on the top of the inclination prevention structure 307
Tilted with bearing, so as to which stably track is located on the pier of bottom.
Bottom plate 309 is provided with cylindrical hole, and the cylindrical hole inwall is helicitic texture, and lower seat board 306 corresponds to bottom plate 309
On cylindrical hole at be again provided with the cylindrical hole that inwall is helicitic texture, heighten stud 308 for cylindrical structural, heighten spiral shell
The diameter of post 308 and the diameter of cylindrical hole match, and the outer wall for heightening stud 308 is helicitic texture, and this heightens stud 308
In the cylindrical hole of bottom plate 309, the other end is heightened stud 308 and is located in the cylindrical hole of lower seat board 306 for one end
Position between lower seat board 306 and bottom plate 309 at cut-off is provided with spanner jack, enables to regulation to heighten by the effect of spanner
Stud 308 rotates so as to adjust the vertical height of bearing, realizes the stepless continuous regulation of vertical height.Heighten stud 308
Tension and compression load can be transmitted, the problem of existing cast steel pulling force bearing power transmission is uneven is overcome, improves the equal of bearing entirety stress
Even property.
The lower section of bottom plate 309 is provided with bedplate 311, and the lower section of bedplate 311 is provided with some tension crab-bolts 312, every tension anchor
Embedded bar is equipped with bolt 312, the embedded bar is used to be connected with bottom pier, so as to which bearing is fixed on into bottom pier
On.
Fig. 8 is a kind of straddle-type monorail curve track girder system system horizontal level regulation knot with step-less adjustment mode tensile supporting seat
The schematic diagram of structure.The both sides of bottom plate 309 are equipped with horizontal position adjusting structure, as shown in fig. 7, horizontal position adjusting structure includes bottom
Plate 309, positioning pad 314, pressing plate 315, follower bolt 316, limited block 317, pushing tow stud 318 and bedplate 311.Positioning pad
If piece 314 is dry plate, the side of the positioning pad 314 is connected with bottom plate 309, and opposite side is connected with limited block 317, limited block
317 and positioning pad 314 on be provided with pressing plate 315, follower bolt 316 is located in pressing plate 315 and limited block 317, for compressing
Positioning pad 314 and limited block 317, limited block 317 is interior to be provided with horizontal pushing tow stud 318, and one end of pushing tow stud 318 is located at
In bottom plate 309.Horizontal positioning is realized by adding or removing positioning pad, unclamps the pushing tow bolt 318 on bottom plate 309, is led to
Crossing jack promotes beam body and bearing to be moved relative to bedplate 311, and then changes the horizontal level of bearing, is adjusted to suitable position
Postpone, add or remove part positioning pad 314, then lock pushing tow bolt 318, complete horizontal level regulation.
Mode tensile supporting seat is divided into two kinds of one-way movable support and hold-down support by using function, and the present invention has step-less adjustment work(
The mode tensile supporting seat that the straddle-type monorail curve road Beam of the mode tensile supporting seat of energy is used can be one-way movable support or hold-down support.
Preferably, straddle type monorail rail tracks need to set hold-down support to ensure straddle-type at interval of a certain distance
The stability of track, can under a kind of straddle-type monorail curve track beam of the mode tensile supporting seat with step-less adjustment function of the present invention
Selection sets corresponding hold-down support, and Fig. 6 is a kind of straddle-type monorail with step-less adjustment mode tensile supporting seat of the embodiment of the present invention
The front view of curve track girder system system hold-down support.Fig. 7 be the embodiment of the present invention it is a kind of with step-less adjustment mode tensile supporting seat across
The left view of type monorail curve track girder system system hold-down support.As shown in Figure 6 and Figure 7, the mode tensile supporting seat hold-down support with it is upper
The structure for stating mode tensile supporting seat differs only in, and lower seat board 306 is provided with limited block 313, for limiting in protruding cylinder surface structure
Cylinder slide plate 304 on cylinder slide plate 304 and fluted column face structure forms the rotation of sphere friction pair, and upper base plate together
The plane sliding block 302 on plane sliding block 302 and horizontal structure on 301 forms the horizontal slip of flat frictional pair together.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, it is not used to
The limitation present invention, all any modification, equivalent and improvement made within the spirit and principles of the invention etc., all should be included
Within protection scope of the present invention.
Claims (8)
1. a kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat, including curve track beam (1), horizontal stroke
To connection beam (2) and bridge pier (4), the transverse strut (2) is between two curve track beams (1), the curve
Bridge pier (4) is provided with below track girder (1), it is characterised in that is provided between the curve track beam (1) and the bridge pier (4) anti-
Bearing (3) is drawn, the angle less than 180 degree is formed between the curve track beam (1) and the mode tensile supporting seat (3)；
The mode tensile supporting seat includes upper base plate (301), middle seat board (302) and lower seat board (303), upper base plate (301) bottom
Provided with opening, the middle seat board (302) is in the opening, and described middle seat board (302) one end is horizontal structure, and the other end is
Protruding cylinder surface structure, lower seat board (303) upper end are buckled in the opening, the lower seat board (306) and the middle seat board
(302) adjacent one end is set to fluted column face structure；
Plane sliding block (302) is equipped with upper base plate (301) opening inner side and the horizontal structure, two cross sliding clocks coordinate
For realizing that the horizontal of the curve track beam (1) slides, it is all provided with the protruding cylinder surface structure and fluted column face structure
There is cylinder sliding block (304), two cylinder sliding blocks (304) coordinate for realizing horizontally rotating for curve track beam (1).
2. a kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat according to claim 1,
Characterized in that, the mode tensile supporting seat (3) also includes heightening stud (308), bottom plate is provided with below the lower seat board (306)
(309), on the lower seat board (306), the other end leads in the bottom plate (309) for described stud (308) one end of heightening
Cross screw thread and coordinate regulation the distance between the lower seat board (306) and the bottom plate (309).
3. a kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat according to claim 2,
Characterized in that, the mode tensile supporting seat (3) also includes inclination-proof device (307), described inclination-proof device (307) one end is fixed on described
On bottom plate (309), the other end is in the lower seat board (306).
A kind of 4. straddle-type monorail curve track girder system with step-less adjustment mode tensile supporting seat according to Claims 2 or 3
System, it is characterised in that bottom plate (309) both sides are provided with horizontal level governor motion, and the horizontal level governor motion includes
Transpose pad (314), limited block (317) and pushing tow stud (318), the positioning pad (314) be located at the bottom plate (309) and
Between the limited block (317), described pushing tow stud (18) one end is in the limited block (317), and the other end is located at described
In bottom plate (309).
5. a kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat according to claim 4,
Characterized in that, the level(l)ing mechanism also includes pressing plate (315) and follower bolt (316), the pressing plate (315) is located at institute
State on positioning pad (314) and the limited block (317), the follower bolt (316) is located at the pressing plate and the limited block
(317) in.
6. a kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat according to claim 1,
Characterized in that, being provided with buckle structure between the upper base plate (301) and the lower seat board (306), set in the buckle structure
There is turning block (305).
7. a kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat according to claim 1,
Characterized in that, the curve track beam (1) deflects around rail level center.
8. a kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat according to claim 1,
Characterized in that, pinner (5) is provided between the mode tensile supporting seat (3) and the bridge pier (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711040567.1A CN107858875A (en) | 2017-10-31 | 2017-10-31 | A kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711040567.1A CN107858875A (en) | 2017-10-31 | 2017-10-31 | A kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat |
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| Publication Number | Publication Date |
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| CN107858875A true CN107858875A (en) | 2018-03-30 |
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| CN201711040567.1A Pending CN107858875A (en) | 2017-10-31 | 2017-10-31 | A kind of straddle-type monorail curve track girder system system with step-less adjustment mode tensile supporting seat |
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| CN109778606A (en) * | 2019-02-28 | 2019-05-21 | 中铁第四勘察设计院集团有限公司 | The large span composite bridge structure of straddle-type monorail and its setting method in curved section |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109778606A (en) * | 2019-02-28 | 2019-05-21 | 中铁第四勘察设计院集团有限公司 | The large span composite bridge structure of straddle-type monorail and its setting method in curved section |
| CN109778606B (en) * | 2019-02-28 | 2023-12-15 | 中铁第四勘察设计院集团有限公司 | Large-span combined bridge structure of straddle type monorail and setting method of large-span combined bridge structure in curve section |
| CN110939028A (en) * | 2019-12-18 | 2020-03-31 | 中铁二院工程集团有限责任公司 | Adjustable support of magnetic levitation track |
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