CN107268352A - Refoot the fixed track usage plan device of operation for tunnel - Google Patents
Refoot the fixed track usage plan device of operation for tunnel Download PDFInfo
- Publication number
- CN107268352A CN107268352A CN201710655663.0A CN201710655663A CN107268352A CN 107268352 A CN107268352 A CN 107268352A CN 201710655663 A CN201710655663 A CN 201710655663A CN 107268352 A CN107268352 A CN 107268352A
- Authority
- CN
- China
- Prior art keywords
- longeron
- crossbeam
- usage plan
- track usage
- fixed track
- 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.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
- E01B29/40—Means or arrangements for temporarily supporting laid tracks, or rails or sleepers in the track
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B2/00—General structure of permanent way
- E01B2/003—Arrangement of tracks on bridges or in tunnels
Abstract
The invention provides a kind of fixed track usage plan device for the operation that refooted for tunnel, including：Some crossbeams, the crossbeam is parallel to each other and is arranged in the lower section of rail at interval, and two ends of each crossbeam are located on the drainage channel of rail both sides；The longeron of rail both sides is arranged in, the longeron is directly set up on the crossbeam in the end regions of the crossbeam.
Description
Technical field
The present invention relates to a kind of fixed track usage plan device for the operation that refooted for tunnel.
Background technology
Rail track, especially Heavy-haul Freight circuit subject sizable load.Tunnel Base is in the long-term of dynamic load
Crack can be produced under effect, in addition it is broken.In addition, some drainage systems can be ineffective after long-term alluvial, ponding is through ditch
Gap invades railway roadbed so that the diseases such as sinking, upper drum occur for tunnel shop fixtures, inverted arch and solid concrete roabed.Thus circuit gauge is caused
Change, very big potential safety hazard is caused to hauling operation.
As a rule, the Defect of Foundation Bed of Express in tunnel can be prevented by the method for substrate slip casting.But for having sent out
For the location for having given birth to serious depression disease, the operation that refoots can only be carried out to tunnel, so as to be turned over to damaged portion comprehensively
Repair, dredge pumping equipment, or even reform foundation bed structure.Because circuit operation can not be interrupted, therefore frame is needed in the operation that refoots
Ceases to be busy road, it is ensured that the physical dimension and frame stiffness of track, it is ensured that train by when be perfectly safe.
For at present, typically have to the overhead method of rail track：(1) maked somebody a mere figurehead using T24 girder steels；(2) simple shield is used
Structure method is maked somebody a mere figurehead；(3) maked somebody a mere figurehead using horizontal lift beam method；(4) maked somebody a mere figurehead using longitudinal and transverse lift beam method.However, these above-mentioned methods are present not
With the defect of degree, it is impossible to satisfactorily ensure train by when security, while working procedure is more complicated, cost
It is high.
The content of the invention
For at least some technical problems as described above, the present invention is intended to provide a kind of line for the operation that refooted for tunnel
Road overhead device, it can provide very high frame stiffness, it is ensured that train can be with safety, while simple in construction, construction party
Just.
According to the present invention there is provided a kind of fixed track usage plan device for the operation that refooted for tunnel, including：Some crossbeams, institute
State crossbeam parallel to each other and be arranged in the lower section of rail at interval, two ends of each crossbeam are located at the gutter of rail both sides
On road；The longeron of rail both sides is arranged in, the longeron is directly set up in the horizontal stroke in the end regions of the crossbeam
Liang Shang.
In one embodiment, the crossbeam is H profile steel, I-steel or welding shaped steel, and the longeron includes two side by side
H profile steel, I-steel or the welding shaped steel of arrangement.
In one embodiment, each longeron includes the longeron unit that several are connected to each other along longitudinal direction, two neighboring
Longeron unit is connected by being arranged in the connecting plate of the intermediate rib both sides of each H profile steel, I-steel or welding shaped steel.
In one embodiment, the join domain of the two neighboring longeron unit in two longerons of rail both sides that
This staggers.
In one embodiment, the crossbeam and longeron are connected to each other by fixing device, the fixing device include from
Top encases the shape of a saddle buckle of the longeron, and encases the U bolt of the crossbeam from below.
In one embodiment, the shape of a saddle buckle includes horizontal bottom, and vertical from the two ends of the bottom
Two vertical portions that ground extends out, the free ends of described two vertical portions respectively along opposite horizontal direction is protruding and shape
Into the fixed part of two levels, each fixed part includes fixing hole.
In one embodiment, be each formed with ribs in two sides of the fixed part, its by each fixed part with
Corresponding vertical portion is connected.
In one embodiment, the lumen width of the U bolt is equal to the width of the crossbeam, the shape of a saddle buckle
Lumen width be equal to the longeron width, and the U bolt pass through the shape of a saddle buckle in corresponding fixed part
On fixing hole.
In one embodiment, the join domain of two neighboring longeron unit is within the U bolt.
In one embodiment, the longeron by the concrete for including reinforcing bar that is filled in the drainage channel or
The buttress spaced apart in the drainage channel is arranged in support.
In one embodiment, the fixed track usage plan device includes the retention mechanism for being used to be fixed on rail on crossbeam,
The retention mechanism includes the substrate being fixed on crossbeam, the bearing being integrally formed on the top surface of the substrate, Yi Jian
The pedestal mounted pressing plate for unclipped railway lines.
Brief description of the drawings
The present invention will be described below with reference to accompanying drawings.
Fig. 1 shows the top view for the operation that refooted according to the fixed track usage plan device of the present invention applied to tunnel；
Fig. 2 shows the front view for the operation that refooted according to the fixed track usage plan device of the present invention applied to tunnel；
Fig. 3 shows the cross-sectional view of the crossbeam of the fixed track usage plan device according to the present invention；
Fig. 4 shows the cross-sectional view of the longeron of the fixed track usage plan device according to the present invention；
Fig. 5 shows the connecting plate for connecting longeron shown in two Fig. 4；
Fig. 6 shows the front view of the fixing device for crossbeam and longeron to be fixed together；
Fig. 7 shows the side view of the fixing device for crossbeam and longeron to be fixed together；
Fig. 8 shows the front view of the buckle in the fixing device shown in Fig. 6 and 7；
Fig. 9 shows the top view of the buckle shown in Fig. 8；
Figure 10 shows the front view of the retention mechanism for being fastened on rail on crossbeam；
Figure 11 shows the top view of retention mechanism shown in Figure 10.
In this application, all accompanying drawings are schematical accompanying drawing, are merely to illustrate the principle of the present invention, and not by real
Border ratio is drawn.
Embodiment
The present invention is introduced below by way of accompanying drawing.It should be noted that it is only for this hair of explanation that these, which are introduced,
Bright principle and provide, be not so limited the scope of the present invention.
Fig. 1 and 2 respectively illustrates the top view for the operation that refooted according to the fixed track usage plan device 100 of the present invention applied to tunnel
And front view.As illustrated in fig. 1 and 2, crossbeam 110 and longeron 120 are mainly included according to the fixed track usage plan device 100 of the present invention.Its
In, some crossbeams 110 are set up in the lower section of rail 20 in mode parallel to each other and spaced apart, for rail 20 to be supported
Come.So, sleeper (not shown) can be extracted out from the lower section of rail 20.Spacing between adjacent two crossbeams 110 can be according to reality
Situation and experience are selected, and the total quantity of crossbeam 110 can select according to the interval length of operation.
Fixed track usage plan device 100 also includes two longerons 120, and they are horizontal at each in mode parallel to each other and spaced apart
The end of beam 110 is set up on crossbeam 110.That is, the base 121 (see Fig. 4) of longeron 120 and the top of crossbeam 110
(see Fig. 3) fits on side 111.As shown in Fig. 2 the two ends of crossbeam 110 usually extend to the drainage channel 50 of the both sides of rail 20
At position, filled and led up in drainage channel 50 by irrigating slurry (shown in the black bars in Fig. 2).Therefore, two longerons 120 are distinguished
It is roughly parallel to the drainage channel 50 of the both sides of rail 20 and extends.
So, intersecting the fixed track usage plan device 100 constituted by two longerons 120 and some crossbeams 110 can be effectively
Built on stilts rail 20, total has very high rigidity so that train 10 (schematically showing in fig. 2) can safely pass through
Rail 20.At the same time, region 30 can be removed to the inverted arch filling of the lower section of rail 20 and inverted arch is removed region 31 and operated.
Fig. 3 shows the cross-sectional view of the crossbeam 110 of the fixed track usage plan device 100 according to the present invention.As shown in figure 3,
Crossbeam 110 is H profile steel, I-steel or welding shaped steel.In a specific embodiment, crossbeam 110 employs HN300 × 200
Type H profile steel, length is 4.4 meters.
Fig. 4 shows the cross-sectional view of the longeron 120 of the fixed track usage plan device according to the present invention.As shown in figure 4, longeron
120 include two I-steel being arranged in juxtaposition, I-steel or welding shaped steel.In a specific embodiment, longeron 120 is used
Two 45b type I-steel for being arranged in juxtaposition.Longeron 120 is erected at the end region of crossbeam 110, prolongs parallel to track 20
Stretch.Because longeron 120 is directly erected at the top of crossbeam 110, therefore after the laying of crossbeam 110 is completed, can easily it pacify
Fill longeron 120, it is to avoid brought when longeron is installed on below the crossbeam (such as in drainage channel) because installing space is narrow
And the problem of cause inconvenient operation.
As a rule, railway track is very long, and the limited length of longeron 120 (I-steel of trussed stringer 120 in other words).
Therefore, usually require that some longerons 120 link together in a longitudinal direction in a practical situation, it is satisfactory to reach
Construction length.Fig. 5 shows the connecting plate 115 for connecting two neighboring longeron 120, which is provided with some connecting holes 116.
Connecting plate 115 be arranged at the docking region of two longerons 120 intermediate rib 122 of each longeron 120 two sides 123,
On 124.Preferably the fixture (not shown) of bolt-nut passes through connecting hole 116, will be arranged on the centre of each longeron 120
Two pieces of connecting plates 115 at two sides 123,124 of rib 122 are connected.Thus, it is possible to provide the group of any required length
Box-like longeron 120.
Preferably, connecting plate 115 is arranged so that in the wiring of two neighboring longeron 120 and the longitudinal direction of connecting plate 115
Heart line is overlapped.Relative to the longitudinal centre line of connecting plate 115, both sides have been arranged symmetrically 5 connecting holes 116.This 5 connecting holes
116 be preferably arranged for it is quincunx, i.e., 4 be arranged in an imagination square corner, it is remaining that be arranged in imagination pros
The geometric center of shape.By this set, very high bonding strength can be reached, it is ensured that the firm of two neighboring longeron 120 connects
Connect.
In a preferred embodiment, the join domain of the longeron 120 of circuit arranged on left and right sides is arranged to offset one from another.
In this way, the weak spot on longeron 120 can be effectively reduced, integral rigidity is improved.
In order to which longeron 120 is erected on crossbeam 110 securely, also included according to the fixed track usage plan device 100 of the present invention
Fixing device 130.As shown in Figures 6 and 7, fixing device 130 includes buckle 131 and U bolt 132.
Show the front view and top view of the buckle 131 of fixing device 130 respectively in figs. 8 and 9.As illustrated, button
Plate 131 is formed approximately in the part of a shape of a saddle, includes the bottom 135 of level, and substantially erect from the two ends of bottom 135
Two vertical portions 136 directly extended out.The free end of two vertical portions 136 is respectively along opposite horizontal direction to overhanging
Go out, form the fixed part 137 of two levels.Fixing hole 138 is provided with each fixed part 137.In addition, the two of fixed part 137
Individual side is each formed with ribs 139, and it connects each fixed part 137 and corresponding vertical portion 136, and there is provided increasing
Strong rigidity.
Referring again to Fig. 6 and 7, according to the present invention, two U bolts 132 are arranged in the both sides of longeron 120, and will
Crossbeam 110 is contained in its inner chamber.This is especially clearly shown in Fig. 7 section below.Preferably, the base of crossbeam 110
112 (see Fig. 3) and U bolt 132 base fit, and the width of the inner chamber of U bolt 132 is substantially equal to crossbeam 110
Width.Thereby it is ensured that crossbeam 110 can be connected by form fit and is securely arranged in U bolt 132.
Two buckles 131 are spaced to turn up the soil and are fastened on by its inner chamber on longeron 120, and its spacing is substantially equal to U-shaped
The spacing at the two ends of bolt 132.The two ends of U bolt 132 are each passed through the fixing hole 138 on two buckles 131, and utilize nut
Fastening.
Pass through fixing device 130, it is possible to which longeron 120 is securely fixed on crossbeam 110, be effectively improved whole
The rigidity of fixed track usage plan device 100, it is ensured that train by when security.
In a preferred embodiment, fixing device 130 is arranged so that the connection of two longitudinally adjacent longerons 120
Portion is in the inner chamber of U bolt 132.So, further ensure two longitudinally adjacent longerons 120 connecting portion it is firm
Property.
In order to strengthen the stability of circuit overhead device 100, longitudinally spaced it can also turn up the soil along its in the drainage channel 50
Some buttress (not shown) are set, so that support stringer 120.Buttress for example can be sleeper pier.The spacing of sleeper pier can be according to tool
Body construction situation and experience are selected.This situation for arranging that the concrete for being preferably applied to the lower section of drainage channel 50 is thicker.It is standby
Selection of land, can also fill the concrete for completely including reinforcing bar, so that support stringer 120 in drainage channel 50.
In a preferred embodiment, also included being arranged on each longeron according to the fixed track usage plan device 100 of the present invention
Rail distance rod (not shown) between 120 and that adjacent root rail 20.Rail distance rod be it is well known to the skilled artisan in the art,
Its specific descriptions is omitted here.Thus, it is possible to ensure that the distance between each longeron 120 and that adjacent root rail 20 are constant, enter
One step ensure that train by when security.
In order to which rail 20 is fastened on crossbeam 110, retention mechanism is also included according to the fixed track usage plan device 100 of the present invention
140.Figure 10 and Figure 11 respectively illustrate the front view and top view of the retention mechanism 140.As shown in FIG. 10 and 11, the fastening machine
Structure 140 includes U-shaped substrate 141, and its two U-shaped sides are fastened by bolts part 142 fixed on crossbeam 110.In U-shaped substrate
Integrally-formed bearing 143 on 141, one end of pressing plate 144 is supported on bearing 143, and the other end is pressed on rail 20.Fastening
Bolt 145 passes through pressing plate 144, for applying fastening force to pressing plate, so that pressing plate 144 is pressed on rail 20.On pressing plate 144
Provided with relative to the inclined oblique groove 146 of crossbeam 110, fastening bolt 145 can be extended there through.So, pressing plate 144 can be diagonally
Groove 146 is moved, so as to be conveniently adjusted position of the pressing plate 144 relative to crossbeam 110.
Rail can be maked somebody a mere figurehead securely according to the fixed track usage plan device of the present invention, it is ensured that train safety, together
When can easily carry out the operation that refoots.Furthermore it is possible to realize segmentation while the purpose of operation.That is, used on a certain section of circuit
This section of fixed track usage plan after being then spaced a distance, is used another basis by one fixed track usage plan device according to the present invention
The fixed track usage plan device of the present invention is by another section of fixed track usage plan.This twolink can carry out the operation that refoots simultaneously.Thus, save significantly
The engineering time has been saved, while ensure that intensity, it is ensured that train by when be perfectly safe.
Finally it should be noted that the foregoing is only the preferred embodiments of the invention, do not constitute to the present invention
Any limitation.Although the present invention is described in detail with reference to foregoing embodiments, for the technology of this area
For personnel, the technical scheme described in previous embodiment can still be modified, or to which part technical characteristic
Carry out equivalent substitution.Within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., all should be wrapped
It is contained within protection scope of the present invention.
Claims (11)
1. a kind of fixed track usage plan device for the operation that refooted for tunnel, including：
Some crossbeams, the crossbeam is parallel to each other and is arranged in the lower section of rail at interval, and two ends of each crossbeam are located at
On the drainage channel of rail both sides；
The longeron of rail both sides is arranged in, the longeron is directly set up in the crossbeam in the end regions of the crossbeam
On.
2. fixed track usage plan device according to claim 1, it is characterised in that the crossbeam is H profile steel, I-steel or welding
Shaped steel, the longeron includes two H profile steels being arranged side by side, I-steel or welding shaped steel.
3. fixed track usage plan device according to claim 2, it is characterised in that each longeron include several along longitudinal direction that
The longeron unit of this connection, two neighboring longeron unit is by being arranged in each H profile steel, I-steel or the intermediate rib for welding shaped steel
The connecting plate of both sides is connected.
4. fixed track usage plan device according to claim 3, it is characterised in that the phase in two longerons of rail both sides
The join domain of adjacent two longeron units offsets one from another.
5. the fixed track usage plan device according to any one of claim 1 to 4, it is characterised in that the crossbeam and longeron lead to
Cross fixing device to be connected to each other, the fixing device includes encasing the shape of a saddle buckle of the longeron from top, and from below
Encase the U bolt of the crossbeam.
6. fixed track usage plan device according to claim 5, it is characterised in that the shape of a saddle buckle includes horizontal bottom
Portion, and two vertical portions vertically extended out from the two ends of the bottom,
The free end of described two vertical portions is protruding and form the fixed part of two levels along opposite horizontal direction respectively,
Each fixed part includes fixing hole.
7. fixed track usage plan device according to claim 6, it is characterised in that be respectively formed in two sides of the fixed part
There is ribs, it connects each fixed part with corresponding vertical portion.
8. fixed track usage plan device according to claim 7, it is characterised in that the lumen width of the U bolt is equal to institute
The width of crossbeam is stated, the lumen width of the shape of a saddle buckle is equal to the width of the longeron, and the U bolt passes through institute
State the fixing hole on the corresponding fixed part in shape of a saddle buckle.
9. fixed track usage plan device according to claim 5, it is characterised in that at the join domain of two neighboring longeron unit
Within the U bolt.
10. the fixed track usage plan device according to any one of claim 1 to 4, it is characterised in that the longeron passes through filling
The concrete for including reinforcing bar in the drainage channel is arranged in the buttress spaced apart in the drainage channel to prop up
Support.
11. the fixed track usage plan device according to any one of claim 1 to 4, it is characterised in that the fixed track usage plan device
Including the retention mechanism for being fixed on rail on crossbeam, the retention mechanism includes substrate, the one being fixed on crossbeam
Bearing of the formula formation on the top surface of the substrate, and the pressing plate for unclipped railway lines on bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710655663.0A CN107268352A (en) | 2017-08-03 | 2017-08-03 | Refoot the fixed track usage plan device of operation for tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710655663.0A CN107268352A (en) | 2017-08-03 | 2017-08-03 | Refoot the fixed track usage plan device of operation for tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107268352A true CN107268352A (en) | 2017-10-20 |
Family
ID=60075431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710655663.0A Pending CN107268352A (en) | 2017-08-03 | 2017-08-03 | Refoot the fixed track usage plan device of operation for tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107268352A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108239896A (en) * | 2018-03-21 | 2018-07-03 | 中铁二十三局集团第四工程有限公司 | Existing railway Disease Treatment of Foundation Base fixed track usage plan constructing structure and construction method |
| CN109371765A (en) * | 2018-11-19 | 2019-02-22 | 中铁第四勘察设计院集团有限公司 | Pass through the track deformation control structure in the Railway Tunnel of large-scale activity tomography |
| CN110497924A (en) * | 2019-08-21 | 2019-11-26 | 中建空列（北京）工程设计研究院有限公司 | A kind of empty rail pipeline transportation system for tunnel |
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| CN106758590A (en) * | 2016-12-20 | 2017-05-31 | 中国神华能源股份有限公司 | The construction beam and construction method of railroad track are changed under the conditions of for not stopping transport |
| CN207079430U (en) * | 2017-08-03 | 2018-03-09 | 中国铁道科学研究院铁道建筑研究所 | Refoot the fixed track usage plan device of operation for tunnel |
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| JP2001032201A (en) * | 1999-07-27 | 2001-02-06 | East Japan Railway Co | Construction beam using pc sleeper as cross beam |
| CN101413235A (en) * | 2008-11-25 | 2009-04-22 | 中国第一冶金建设有限责任公司 | Method for reinforcing railway before paving railway rail construction under underground way bridge |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108239896A (en) * | 2018-03-21 | 2018-07-03 | 中铁二十三局集团第四工程有限公司 | Existing railway Disease Treatment of Foundation Base fixed track usage plan constructing structure and construction method |
| CN109371765A (en) * | 2018-11-19 | 2019-02-22 | 中铁第四勘察设计院集团有限公司 | Pass through the track deformation control structure in the Railway Tunnel of large-scale activity tomography |
| CN109371765B (en) * | 2018-11-19 | 2024-04-02 | 中铁第四勘察设计院集团有限公司 | Rail deformation control structure in high-speed railway tunnel crossing large movable fault |
| CN110497924A (en) * | 2019-08-21 | 2019-11-26 | 中建空列（北京）工程设计研究院有限公司 | A kind of empty rail pipeline transportation system for tunnel |
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