CN207159803U - A kind of suspension type monorail track girder expansion joint structure and monorail system - Google Patents
A kind of suspension type monorail track girder expansion joint structure and monorail system Download PDFInfo
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- CN207159803U CN207159803U CN201721170867.7U CN201721170867U CN207159803U CN 207159803 U CN207159803 U CN 207159803U CN 201721170867 U CN201721170867 U CN 201721170867U CN 207159803 U CN207159803 U CN 207159803U
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- track girder
- expansion joint
- plate
- angled trapezium
- suspension type
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Abstract
The utility model discloses suspension type monorail track girder expansion joint structure and monorail system, expansion joint is reserved between two adjacent track girders of the expansion joint structure, two groups of connecting plates are set at the bottom plate of track beam end, all connecting plates are located in track girder cavity and top surface flushes with plate top surface, every group of connecting plate includes two right-angled trapezium plates, the hypotenuse of two right-angled trapezium plates is oppositely arranged to form a rectangle, gap one is provided between the hypotenuse of two right-angled trapezium plates, each right-angled trapezium plate one end is fixedly connected on the end of a track girder, the other end is overlapped in the end of adjacent orbit beam, gap two is provided between one end of each right-angled trapezium plate overlap joint and corresponding bottom plate.With the expansion joint structure, meet the Free Transform demand axially and transversely along track girder, ensure that expansion joint is crossed in train smooth-going, expansion joint is not easy to be damaged, meet the flexible demand of track girder simultaneously, the suspension type monorail track girder expansion joint structure is simple in construction, installation, maintains, be easy to maintenance.
Description
Technical field
Technical field of rail traffic is the utility model is related to, more particularly to a kind of suspension type monorail track girder expansion joint structure
And monorail system.
Background technology
Suspension type monorail traffic is a kind of track traffic New Schemes.Decentralization opening thin C-shaped track girder is supported in pier stud, arranges
Car is hung on below track girder by c-shaped opening.Suspension type monorail vehicle uses rubber wheel, and bearing wheed is supported under track girder
On square cantilever bottom plate, travelling wheel and directive wheel are respectively acting on the coxostermum of track girder two.Tradition has been broken away from suspension type monorail traffic
Ground rail travel pattern turn to aerial development, radius of turn is small, climbing capacity is strong, efficiently utilizes city space, delays
Urban traffic blocking is solved, is the important directions of future track transport development.
Bridge expanssion joint is in order to adapt to the deformation of bridge structure, between each beam-ends of bridge structure thing, beam-ends
The energy Free Transform set between Abutment Back or in the articulated position of bridge across seam device.It is to ensure spanning knot that it, which is acted on,
Structure is under the influence of temperature Change, concrete shrinkage and creep, load action, the sedimentation of Bridge Pier and the factor such as creep by its static(al)
Schema is freely stretched and deformed, and makes that running car is comfortable, smooth-going, while waterproof, sediment prevention debris enter in seam.It is attached at expansion joint
The structures such as near railing, pavement should also disconnect, to meet the Free Transform of beam body.
Deflection of bridge span, deck profile grade caused by the shrinkage and creep of change, concrete due to temperature, dead load and mobile load
And the influence of the factor such as brake power, suspension type monorail track girder expansion joint is also easy to produce early damage, seam body comes off and showed
Pouring concrete surface localized delamination, or even the disease such as breakage, this jolts incessantly when not only causing vehicle to travel, and even draws when serious
Driving accident is played, causes bridge integrity service is horizontal to reduce, and also affect the integrally-built safety of bridge, the dimension in later stage
Shield and service work are various and complicated.
Utility model content
The purpose of this utility model be to overcome in the presence of prior art due to the change of temperature, the contraction of concrete
The influence of the factors such as deflection of bridge span, deck profile grade and brake power with creeping, caused by dead load and mobile load, suspension type list
Rail track girder expansion joint is easily destroyed, causes vehicle pitching, triggers driving accident, has influence on the integrally-built safety of bridge, after
The maintenance of phase and the above-mentioned deficiency of maintenance inconvenience, there is provided a kind of suspension type monorail track girder expansion joint structure and monorail system.
In order to realize above-mentioned purpose of utility model, the utility model provides following technical scheme：
A kind of suspension type monorail track girder expansion joint structure, expansion joint is reserved between adjacent two track beam ends, often
Two groups of connecting plates are set at the bottom plate of the individual track beam end, and all connecting plates are located in the track girder cavity and pushed up
Face flushes with the plate top surface, and connecting plate described in every group includes two right-angled trapezium plates, two right-angled trapezium plates it is oblique
While being oppositely arranged to form a rectangle, gap one is provided between the hypotenuse of two right-angled trapezium plates, each right angle ladder
Shape plate one end is fixedly connected on the end of a track girder, and the other end is overlapped in the end of the adjacent track girder, each
Gap two is provided between one end of the right-angled trapezium plate overlap joint and the corresponding bottom plate.
Using suspension type monorail track girder expansion joint structure described in the utility model, in two adjacent track girders
Between the expansion joint on the connecting plate is set, the connecting plate includes two right-angled trapezium plates, and two are described straight
The gap one is provided between the trapezoidal plate of angle, the gap two is each provided between the right-angled trapezium plate and the track girder,
The gap one can meet the Free Transform demand along the track girder axially and transversely, and the gap two can meet along the rail
The Free Transform demand of road beam axial direction, ensure that the expansion joint is crossed in train smooth-going, protection expansion joint is not easy to be damaged, simultaneously full
The flexible demand of the foot track girder, the suspension type monorail track girder expansion joint structure is simple in construction, installation, maintenance, maintenance side
Just.
Preferably, a right-angled trapezium plate is fixedly connected on a track girder in connecting plate described in every group, separately
One right-angled trapezium plate is fixedly connected on the adjacent track girder.
Preferably, each larger one end of the right-angled trapezium plate width is fixedly connected on a track girder.
Preferably, connecting plate described in two groups is on the track girder center line symmetrical setting.
Preferably, each described right-angled trapezium plate one end is provided with countersunk screw hole, and is fixedly connected on by sunk screw
The end of one track girder.
Preferably, the value of the spacing of gap one is equal to the value of the spacing of gap two.
Preferably, each right-angled trapezium plate is steel plate or composite panel.
The utility model additionally provides a kind of monorail system, including up monorail track and descending monorail track, it is described on
Row monorail track and descending monorail track include several track girders respectively, by more than such as between the two neighboring track girder
Suspension type monorail track girder expansion joint structure described in any one is connected with each other.
Using monorail system described in the utility model, the connection is set on the expansion joint on its track girder used
Plate, the connecting plate include two right-angled trapezium plates, are provided with the gap one between two right-angled trapezium plates, each
The gap two is provided between the right-angled trapezium plate and the track girder, the gap one can meet along track girder axial direction
With the Free Transform demand of transverse direction, the gap two can meet the Free Transform demand along track girder axial direction, ensure train
The expansion joint is crossed in smooth-going, and protection expansion joint is not easy to be damaged, while meets the flexible demand of the track girder so that single track
System architecture is simple, installation, maintains, be easy to maintenance.
In summary, by adopting the above-described technical solution, the beneficial effects of the utility model are：
1st, with suspension type monorail track girder expansion joint structure described in the utility model, in two adjacent tracks
The connecting plate is set on the expansion joint between beam, and the connecting plate includes two right-angled trapezium plates, described in two
The gap one is provided between right-angled trapezium plate, the gap is each provided between the right-angled trapezium plate and the track girder
Two, the gap one can meet the Free Transform demand along the track girder axially and transversely, and the gap two can meet along institute
The Free Transform demand of track girder axial direction is stated, ensures that the expansion joint is crossed in train smooth-going, protection expansion joint is not easy to be damaged, together
When meet the flexible demand of the track girder, the suspension type monorail track girder expansion joint structure is simple in construction, installation, maintenance, dimension
Repair conveniently；
2nd, with monorail system described in the utility model, the connection is set on the expansion joint on its track girder used
Plate, the connecting plate include two right-angled trapezium plates, are provided with the gap one between two right-angled trapezium plates, each
The gap two is provided between the right-angled trapezium plate and the track girder, the gap one can meet along track girder axial direction
With the Free Transform demand of transverse direction, the gap two can meet the Free Transform demand along track girder axial direction, ensure train
The expansion joint is crossed in smooth-going, and protection expansion joint is not easy to be damaged, while meets the flexible demand of the track girder so that single track
System architecture is simple, installation, maintains, be easy to maintenance.
Brief description of the drawings
Fig. 1 is the structural representation of suspension type monorail track girder；
Fig. 2 is the top view of suspension type monorail track girder expansion joint structure described in the utility model；
Fig. 3 is the upward view of suspension type monorail track girder expansion joint structure described in the utility model；
Fig. 4 is the structural representation for two right-angled trapezium plates being oppositely arranged；
Fig. 5 is the structural representation for two rectangular slabs being oppositely arranged；
Fig. 6 is the structural representation of a monoblock rectangular slab.
Marked in figure：1- track girders, 11- bottom plates, 2- expansion joints, 3- right-angled trapezium plates, 4- gaps one, 5- gaps two.
Embodiment
The utility model is described in further detail with reference to test example and embodiment.But should not be by this
The scope for being interpreted as the above-mentioned theme of the utility model is only limitted to following embodiment, all to be realized based on the utility model content
Technology belongs to the scope of the utility model.
Embodiment 1
As Figure 1-4, a kind of suspension type monorail track girder expansion joint structure described in the utility model, adjacent two
Expansion joint 2 is reserved between the end of track girder 1.
Two groups of connecting plates are set at the bottom plate 11 of each end of track girder 1, all connecting plates are located at the rail
In the cavity of road beam 1 and top surface flushes with the top surface of bottom plate 11, and connecting plate described in every group includes two right-angled trapezium plates 3, two
The hypotenuse of the right-angled trapezium plate 3 is oppositely arranged to form a rectangle, and seam is provided between the hypotenuse of two right-angled trapezium plates 3
Gap 1, each described one end of right-angled trapezium plate 3 are fixedly connected on the end of a track girder 1, and the other end is overlapped in adjacent
The end of the track girder 1, gap is provided between one end of each overlap joint of right-angled trapezium plate 3 and the corresponding bottom plate 11
25.
As a preferred scheme of the present embodiment, in connecting plate described in every group, a right-angled trapezium plate 3, which is fixed, connects
A track girder 1 is connected to, another described right-angled trapezium plate 3 is fixedly connected on the adjacent track girder 1, each described straight
The larger one end of the width of angle trapezoidal plate 3 is fixedly connected on a track girder 1, and connecting plate is on the track girder described in two groups
1 center line symmetrical setting, each described one end of right-angled trapezium plate 3 is provided with countersunk screw hole, and is fixedly connected by sunk screw
In the end of a track girder 1, the value of the spacing of gap 1 is equal to the value of the spacing of gap 25, each described straight
Angle trapezoidal plate 3 is steel plate.
As shown in figure 4, θ=60 °, the value of the spacing of gap 1 is equal to the value of the spacing of gap 25 and is equal to c, institute
State track girder 1 and deform upon and drive the right-angled trapezium plate 3 to move, along the axial deformation mobile component b=c/2 of track girder 1,
That is the distance that two right-angled trapezium plates 3 move c/2 just closes in the gap 1 completely, it is contemplated that two right angles
Trapezoidal plate 3 itself also has transversely deforming mobile component a, therefore the gap 1 can more rapidly close, now two
Each self-corresponding distance values in gap 25 also narrow down to c/2, enable to train smooth-going to cross two right-angled trapezium plates
3, i.e. the expansion joint 2 is crossed in train smooth-going.
As shown in figure 5, two in Fig. 4 right-angled trapezium plates 3 are replaced into two rectangular slabs of Huawei, installation connected mode is the same as two
The installation connected mode of the individual right-angled trapezium plate 3, if the value of the spacing of the gap 1 is equal to the value of the spacing of gap 25
And it is equal to c, the track girder 1, which deforms upon, drives the rectangular slab movement, and being moved along the axial deformation of track girder 1 can't
The effect of subsidiary transverse shifting, the closure trend in the gap 1, which is only leaned on along the transversely deforming of track girder 1, moves generation, i.e.,
Fig. 4 and Fig. 5 compare, and the closing speed of the gap 1 in Fig. 4 is more than the closing speed of the gap 1 in Fig. 5, due to row
Car is fast by the speed of expansion joint 2, has the characteristics of instantaneity, the gap 1 can train by when rapid closing
Influence train is also crossed to the ride comfort at the expansion joint 2, it is clear that Fig. 4 mode is better than Fig. 5 mode.
As shown in fig. 6, covering the expansion joint 2 with monoblock rectangular slab, rectangular slab one end is fixedly connected on a rail
Road beam 1, the other end are overlapped in the adjacent track girder 1, in order to reach and the two neighboring track of identical in Fig. 4 and Fig. 5
The flexible requirement of beam 1, the value of the spacing of gap 25 are equal to 2c, although this mode without the gap 1, still
After moving c/2 along the axial deformation of track girder 1,3c/2 width is still left in the gap 25, has a strong impact on that train crosses
The ride comfort at the expansion joint 2, it is clear that mode of Fig. 4 mode better than Fig. 5 is better than Fig. 6 mode.
With suspension type monorail track girder expansion joint structure described in the utility model, in two adjacent track girders
The connecting plate is set on the expansion joint 2 between 1, and the connecting plate includes two right-angled trapezium plates 3, described in two
The gap 1 is provided between right-angled trapezium plate 3, the seam is each provided between the right-angled trapezium plate 3 and the track girder 1
Gap 25, the gap 1 can meet the Free Transform demand along the track girder 1 axially and transversely, and the gap 25 can expire
Free Transform demand of the foot along the axial direction of track girder 1, ensure that the expansion joint 2 is crossed in train smooth-going, protection expansion joint 2 is not easy
It is damaged, while meets the flexible demand of the track girder 1, the suspension type monorail track girder expansion joint structure is simple in construction, peace
Dress, maintain, be easy to maintenance.
Embodiment 2
As Figure 1-4, a kind of monorail system described in the utility model, including up monorail track and descending single track rail
Road, the up monorail track and descending monorail track include several track girders 1 respectively, the two neighboring track girder 1 it
Between be connected with each other by suspension type monorail track girder expansion joint structure as described in embodiment 1.
With monorail system described in the utility model, the connection is set on the expansion joint 2 on its track girder 1 used
Plate, the connecting plate include two right-angled trapezium plates 3, the gap 1 are provided between two right-angled trapezium plates 3,
The gap 25 is each provided between the right-angled trapezium plate 3 and the track girder 1, the gap 1 can meet along the rail
The Free Transform demand of road beam 1 axially and transversely, the gap 25 can meet the Free Transform need along the axial direction of track girder 1
Ask, ensure that the expansion joint 2 is crossed in train smooth-going, protection expansion joint 2 is not easy to be damaged, while meets stretching for the track girder 1
Contracting demand so that monorail system is simple in construction, installation, maintains, be easy to maintenance.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (8)
1. a kind of suspension type monorail track girder expansion joint structure, it is characterised in that pre- between two adjacent track girder (1) ends
Expansion joint (2) is stayed, bottom plate (11) place of each track girder (1) end sets two groups of connecting plates, all connecting plate positions
In the track girder (1) cavity and top surface flushes with the bottom plate (11) top surface, and connecting plate described in every group includes two right angles
Trapezoidal plate (3), the hypotenuse of two right-angled trapezium plates (3) are oppositely arranged to form a rectangle, two right-angled trapezium plates
(3) gap one (4) is provided between hypotenuse, each described right-angled trapezium plate (3) one end is fixedly connected on a track girder
(1) end, the other end are overlapped in the end of the adjacent track girder (1), one end of each right-angled trapezium plate (3) overlap joint
Gap two (5) is provided between the corresponding bottom plate (11).
2. suspension type monorail track girder expansion joint structure according to claim 1, it is characterised in that connecting plate described in every group
In a right-angled trapezium plate (3) be fixedly connected on a track girder (1), another described right-angled trapezium plate (3) is solid
Surely it is connected to the adjacent track girder (1).
3. suspension type monorail track girder expansion joint structure according to claim 2, it is characterised in that each right angle ladder
The larger one end of shape plate (3) width is fixedly connected on a track girder (1).
4. suspension type monorail track girder expansion joint structure according to claim 1, it is characterised in that connecting plate described in two groups
On the track girder (1) center line symmetrical setting.
5. suspension type monorail track girder expansion joint structure according to claim 1, it is characterised in that each right angle ladder
Shape plate (3) one end is provided with countersunk screw hole, and the end of a track girder (1) is fixedly connected on by sunk screw.
6. suspension type monorail track girder expansion joint structure according to claim 1, it is characterised in that the gap one (4)
The value of spacing is equal to the value of described (5) spacing of gap two.
7. the suspension type monorail track girder expansion joint structure according to claim any one of 1-6, it is characterised in that Mei Gesuo
It is steel plate or composite panel to state right-angled trapezium plate (3).
8. a kind of monorail system, including up monorail track and descending monorail track, it is characterised in that the up monorail track
Include several track girders (1) respectively with descending monorail track, pass through such as claim between the two neighboring track girder (1)
Suspension type monorail track girder expansion joint structure described in any one of 1-7 is connected with each other.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721170867.7U CN207159803U (en) | 2017-09-13 | 2017-09-13 | A kind of suspension type monorail track girder expansion joint structure and monorail system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721170867.7U CN207159803U (en) | 2017-09-13 | 2017-09-13 | A kind of suspension type monorail track girder expansion joint structure and monorail system |
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| CN207159803U true CN207159803U (en) | 2018-03-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107700344A (en) * | 2017-09-13 | 2018-02-16 | 中国建筑第五工程局有限公司 | A kind of suspension type monorail track girder expansion joint structure and monorail system |
-
2017
- 2017-09-13 CN CN201721170867.7U patent/CN207159803U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107700344A (en) * | 2017-09-13 | 2018-02-16 | 中国建筑第五工程局有限公司 | A kind of suspension type monorail track girder expansion joint structure and monorail system |
| CN107700344B (en) * | 2017-09-13 | 2024-03-19 | 中国建筑第五工程局有限公司 | Suspension type monorail track roof beam expansion joint structure and monorail system |
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