CN207047613U - A kind of railway roadbed changeover portion support meanss and railway roadbed changeover portion support system - Google Patents
A kind of railway roadbed changeover portion support meanss and railway roadbed changeover portion support system Download PDFInfo
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- CN207047613U CN207047613U CN201721033016.8U CN201721033016U CN207047613U CN 207047613 U CN207047613 U CN 207047613U CN 201721033016 U CN201721033016 U CN 201721033016U CN 207047613 U CN207047613 U CN 207047613U
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- support beam
- changeover portion
- railway roadbed
- support
- rail
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Abstract
A kind of railway roadbed changeover portion support meanss of disclosure, including the support beam located at shield section changeover portion bottom, support beam is used to support rail, wherein, support beam includes the first support beam and the second support beam, first support beam is fixedly connected with the second support beam, and support beam both ends are fixedly installed attached wall flange plate, and attached wall flange plate is mounted by means of bolts on shield section inwall.The railway roadbed changeover portion support meanss that the application provides can be by being temporarily mounted to that the concrete road bed paragraph poured can not be carried out, the rail played as laying provides temporary transient supporting role, to meet to lay a railway track, construction is normally carried out, avoid construction speed from lagging, ensure that construction speed is completed in planning cycle.The application also provides a kind of railway roadbed changeover portion support system, equally with above-mentioned beneficial effect.
Description
Technical field
The application is related to technical field of rail traffic, more specifically, more particularly to a kind of railway roadbed changeover portion support meanss,
The application further relates to a kind of railway roadbed changeover portion support system.
Background technology
In the Tunnel Engineering such as railway, highway, gas transmission, water power field, special tool of the shield excavation machine as tunnel piercing
Journey plant equipment has been widely used, and the transit tunnel excavated using shield excavation machine is commonly referred to as shield section, in track work
During Cheng Jianzhu, shield section can usually set the functional structure things such as transverse passage-way, waste water pump house, cause construction speed stagnant
Afterwards, have a strong impact on that ballastless track is laid a railway track construction.
In the Tunnel Engineering process of construction such as railway, to reach emergency evacuation and dewatering needs, the shield of urban rail transit engineering
Structure section is provided with service channel and waste water pump house, and waste water pump house is standing on interval circuit minimum point.Monolithic Track Bed Construction is completed
Afterwards, the waste water flowed in shield section is imported in the waste water pump room of section through railway roadbed reserved water bank railway roadbed longitudinal slope.In waste water pump house
Provided with immersible pump, waste water lifting to ground pressure release heel row will be collected and enter municipal drainage pipeline networks.
According to geological condition, service channel and waste water pump house are constructed frequently with freezing, and this method is in predetermined section of jurisdiction position
Perforate is put, sets cryovial, cryovial is buried at predetermined intervals in the earth formation, and freezing liquid circulates on freezing pipe, then around pipe
Interstitial water in stratum generates annual ring shape frozen soil centered on pipe, and neighbouring frozen soil post links together, and forms seepproof screen.Its
Middle cryovial need to reserve suitable length as working edge in the range of shield, and lay the pipeline for circulation.It is logical according to contact
Road/waste water pump house length, general cooling time are 40 days or so.Consider the structure construction time, service channel or waste water pump house are applied
The work deadline needs to complete for 2 months.Influenceed due to being reserved working edge by cryovial and excavating the factor such as unearthed, therefore
Construction operation of laying a railway track can not be normally carried out in two months of transverse passage-way or waste water pump house construction period, causes construction speed to lag,
Have a strong impact on that track is laid a railway track the progress of construction.
On the premise of how being to ensure that construction safety, a kind of road is built the concrete road bed paragraph poured can not be carried out
Bed changeover portion support meanss, to meet to lay a railway track, construction is normally carried out, and has become those skilled in the art's technology urgently to be resolved hurrily
Problem.
Utility model content
In order to solve the above technical problems, the application provides a kind of railway roadbed changeover portion support meanss, it can be temporarily mounted to
The concrete road bed paragraph poured can not be carried out, temporary transient supporting role is provided for the rail of laying, to meet to lay a railway track construction just
Often carry out, avoid construction speed from lagging, ensure that construction speed is completed in planning cycle, the application also provides a kind of railway roadbed transition
Section support system, equally with above-mentioned beneficial effect.
The technical scheme that the application provides is as follows：
A kind of railway roadbed changeover portion support meanss, including：Support beam located at shield section changeover portion bottom, support beam
For supporting rail, wherein, the support beam includes the first support beam and the second support beam, first support beam
It is fixedly connected with second support beam, support beam both ends are fixedly installed attached wall flange plate, and attached wall flange plate passes through spiral shell
Bolt is fixedly mounted on shield section inwall.
Further, in a kind of preferable mode of the utility model, the first support beam and the second support beam are fixed
Connection is specially：The one end of first support beam and the second support beam away from shield section inwall is equipped with the first mounting hole,
Railway roadbed changeover portion support meanss also include strap, and strap is provided with the second installation to match with the first mounting hole
Hole, installation bolt are fixed the first support beam, the second support beam, strap by the first mounting hole, the second mounting hole
It is connected.
Specifically, installation bolt is expansion bolt.
Further, in a kind of preferable mode of the utility model, railway roadbed changeover portion support meanss also include gauge and drawn
Bar, the rail distance rod are removably mounted between two rails being set up in the support beam, for adjust and it is steady
Gu the distance between rail.
Further, in a kind of preferable mode of the utility model, railway roadbed changeover portion support meanss also include forcing press
Structure, pressure mechanism include pressure block, the pressure portion being installed on pressure block, and pressure portion includes the installation portion on pressure block,
Rail side pressure piece on installation portion, rail side pressure piece are used to be attached to rail base to limit the upward motion of rail.
Further, in a kind of preferable mode of the utility model, railway roadbed changeover portion support meanss also include crossbeam branch
Post, crossbeam pillar one end are installed on shield section inwall bottom, and the other end is connected with support beam, for supporting support beam.
Specifically, the crossbeam pillar other end is fixedly connected in the middle part of support beam.
Further, in a kind of preferable mode of the utility model, support beam is made of 20b model I-steel.
Further, in a kind of preferable mode of the utility model, the distance between adjacent support beam is specially
120cm。
A kind of railway roadbed changeover portion support system, including railway roadbed changeover portion support meanss as described above.
A kind of railway roadbed changeover portion support meanss provided by the utility model, including the branch located at shield section changeover portion bottom
Crossbeam is supportted, support beam both ends are fixedly installed attached wall flange plate, and attached wall flange plate is mounted by means of bolts on shield section
Inwall, in this way, support beam both ends can be firmly fixed at the shield duct piece in shield section, so that, can in support beam
Interim laying rail, to ensure that machine was laid temporarily, meet that subsequent paragraph is constructed, be unlikely to because at transverse passage-way or waste water pump house etc.
The railway roadbed provided in the presence of the harmful effect that can not be carried out the paragraph of railway roadbed concreting and cause construction speed to lag, the application
Changeover portion support meanss are by being arranged in the changeover portion of shield section, and it is available for the laying of interim rail so that in engineering construction
Goods and materials normally transport, and compared with construction speed now, eliminate the harmful effect of construction speed hysteresis, largely improve
Construction speed, ensure that engineering is completed in planning cycle.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of application, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is layout drawing of the railway roadbed changeover portion support meanss of the utility model embodiment offer in shield section；
Fig. 2 is the structural representation for the railway roadbed changeover portion support meanss that the utility model embodiment provides.
Embodiment
In order that those skilled in the art more fully understands the technical scheme in the application, it is real below in conjunction with the application
Technical scheme in the embodiment of the present application is clearly and completely described the accompanying drawing applied in example, it is clear that described embodiment
The only part of the embodiment of the application, rather than whole embodiments.It is common based on the embodiment in the application, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the model of the application protection
Enclose.
Please as shown in Figure 1 to Figure 2, the embodiment of the present application provides a kind of railway roadbed changeover portion support meanss, including：Located at shield
The support beam 1 of section changeover portion bottom, support beam are used to support rail, wherein, the support beam includes the first support
The support beam 12 of crossbeam 11 and second, first support beam 11 are fixedly connected with second support beam 12, and support is horizontal
The both ends of beam 1 are fixedly installed attached wall flange plate 2, and attached wall flange plate 2 is mounted by means of bolts on shield section inwall.
Support beam is made up of the first support beam 11, the second support beam 12 to be advantageous to facilitate the later stage to take out support horizontal stroke
Beam, the progress of construction is accelerated to a certain extent.
A kind of railway roadbed changeover portion support meanss that the utility model embodiment provides, including located at shield section changeover portion bottom
The support beam 1 in portion, the both ends of support beam 1 are fixedly installed attached wall flange plate 2, and attached wall flange plate 2 is bolted installation
In shield section inwall, in this way, the both ends of support beam 1 can be firmly fixed at the shield duct piece in shield section, it is horizontal in support
Rail can be laid on beam 1 temporarily, to ensure that machine was laid temporarily, meets that subsequent paragraph is constructed, is unlikely to because of transverse passage-way or waste water
The harmful effect that presence can not carry out the paragraph of railway roadbed concreting and cause construction speed to lag at pump house etc., the application carry
The railway roadbed changeover portion support meanss of confession are by being arranged in the changeover portion of shield section, and it is available for the laying of interim rail so that engineering
Goods and materials in construction normally transport, and compared with construction speed now, eliminate the harmful effect of construction speed hysteresis, high degree
On improve construction speed, ensure that engineering is completed in planning cycle.
In the utility model embodiment, the first support beam 11 is fixedly connected specially with the second support beam 12：First
The one end of the support beam 12 of support beam 11 and second away from shield section inwall is equipped with the first mounting hole, railway roadbed changeover portion branch
Support arrangement also includes strap 3, and strap 3 is provided with the second mounting hole to match with the first mounting hole, installation bolt
The first support beam, the second support beam, strap 3 are fixedly linked by the first mounting hole, the second mounting hole.
Specifically, installation bolt is specially expansion bolt.
In the railway roadbed changeover portion support meanss that the utility model embodiment provides, by service channel, waste water pump house
The changeover portion section of track is set in the range of both sides are each about 25 meters, and the changeover portion section of track is made up of the short pillow of concrete, the assembled support under the section of track
Crossbeam, the both ends of support beam 1 are connected by attached wall flange plate 2 using supporting expansion bolt with shield duct piece respectively.I-steel top
Face absolute altitude designs rail top surface absolute altitude according to the paragraph and determined, support beam top surface keep level, it is ensured that section of track uniform force.
In the utility model embodiment, railway roadbed changeover portion support meanss also include rail distance rod, and the rail distance rod is removable
It is arranged on unloading and is set up between two rails in the support beam, for adjusting and consolidating the distance between rail, and
The overall offset of track can be mitigated.
In the utility model embodiment, railway roadbed changeover portion support meanss also include pressure mechanism, and pressure mechanism includes pressure
Block, the pressure portion being installed on pressure block, pressure portion include the installation portion on pressure block, the rail side pressure on installation portion
Power part, rail side pressure piece are used to be attached to rail base to limit the upward motion of rail.
In the utility model embodiment, railway roadbed changeover portion support meanss also include crossbeam pillar 4, the one end of crossbeam pillar 4 peace
Loaded on shield section inwall bottom, the other end is connected with support beam 1, for supporting support beam 1.
Specifically, support beam 1 is made of 20b model I-steel.
More specifically, the distance between adjacent support beam 1 is specially 120cm.
A kind of railway roadbed changeover portion support system, including railway roadbed changeover portion support meanss as described above.
The railway roadbed changeover portion support system that the application provides is by that can not carry out railway roadbed at transverse passage-way or waste water pump house etc.
The paragraph of concreting, set base-supporting I-steel to be supported, reinforce in section of track rail foot, ensure that machine paving is interim logical
Cross, to meet that subsequent paragraph is constructed, eliminate the harmful effect of construction speed hysteresis, largely improve construction speed,
Ensure that engineering is completed in planning cycle.
The Specific construction order of the railway roadbed changeover portion support meanss and system that the application provides in actual applications is as follows：
Step 1: section of track assembling, erection
Concrete crosstie section of track assembling is carried out by fastener type, the sleeper spacing of design requirement in tracklaying base, is assembled
The section of track, to railcar, then is transported to job site by base gantry crane lifting, is hung to changeover portion and laid a railway track work by straddle truck of laying a railway track
Industry place, track panel supporting rack installation, orbit adjusting are carried out according to the construction technology of laying solid concrete roabed, track need to be adjusted to design
Absolute altitude.
Step 2: railway roadbed changeover portion support frame is installed
In each setting ballastless track engineering railway roadbed changeover portion support frame about in the range of 25m in service channel center to both sides
System, support frame method to set up are along circuit longitudinal direction about one group of subunit ballastless track engineering railway roadbed changeover portion branch of every 1.2 meters of settings
Support, the subunit ballastless track engineering specific length of railway roadbed changeover portion support frame measure according to the line track absolute altitude after accurate adjustment
Two rails bottom line extends to the length of tunnel wall, and support beam total length is made according to this length blanking.
Support beam preferentially selects 20b model I-steel, and I-steel termination cuts into rear and attached wall consistent with section of jurisdiction radian
Flange plate 2 welds, by the way that the support beam 1 after welding is fixed on into shield with 2 matching used expansion bolt of attached wall flange plate
On wall.Support beam is taken out for the ease of the later stage, support beam 1 is made up of the first support beam 11, the second support beam 12.And
Support beam 1 is connected by porous clamping plate 3.The bottom of support beam 1 sets crossbeam pillar 4 to be supported reinforcings, with satisfaction by
Power requirement.
Step 3: the section of track is reinforced and safeguarded
After ballastless track engineering railway roadbed changeover portion support frame installation, finishing should be carried out to line track again and adopted
Test run pressure road is carried out with railcar.It is repeated until track geometry status is stable.About setting one is also needed on the section of track every 3m
Individual rail distance rod and shore for a pair, to prevent track overall offset.
After the interim section of track enters normal operating condition, special messenger should be regularly scheduled and safeguard, maintain, and send full-time security official and line
Road work carries out the investigation of potential safety hazard, ensures that line track state meets to require.Safeguard, the cycle of maintenance is about 1 day.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (10)
- A kind of 1. railway roadbed changeover portion support meanss, it is characterised in that including：Support located at shield section changeover portion bottom is horizontal Beam, the support beam are used to support rail, wherein, the support beam includes the first support beam and the second support beam, First support beam is fixedly connected with second support beam, and the support beam both ends are fixedly installed attached wall flange Piece, the attached wall flange plate are mounted by means of bolts on shield section inwall.
- 2. railway roadbed changeover portion support meanss according to claim 1, it is characterised in that first support beam and described Second support beam is fixedly connected specially：First support beam and second support beam are away from shield section inwall One end be equipped with the first mounting hole, the railway roadbed changeover portion support meanss also include strap, set on the strap There is the second mounting hole to match with first mounting hole, installation bolt passes through first mounting hole, second installation First support beam, second support beam, the strap are fixedly linked by hole.
- 3. railway roadbed changeover portion support meanss according to claim 2, it is characterised in that the installation bolt is specially to expand Bolt.
- 4. railway roadbed changeover portion support meanss according to claim 1, it is characterised in that the railway roadbed changeover portion support meanss Also including rail distance rod, the rail distance rod is removably mounted between two rails being set up in the support beam, For adjusting and consolidating the distance between rail.
- 5. railway roadbed changeover portion support meanss according to claim 1, it is characterised in that the railway roadbed changeover portion support meanss Also include pressure mechanism, the pressure mechanism includes pressure block, the pressure portion being installed on the pressure block, the pressure portion bag The installation portion on the pressure block, the rail side pressure piece on the installation portion are included, rail side pressure piece is used to press Rail base is invested to limit the upward motion of rail.
- 6. railway roadbed changeover portion support meanss according to claim 1, it is characterised in that the railway roadbed changeover portion support meanss Also include crossbeam pillar, described crossbeam pillar one end is installed on shield section inwall bottom, and the other end connects with the support beam Connect, for supporting the support beam.
- 7. railway roadbed changeover portion support meanss according to claim 6, it is characterised in that the crossbeam pillar other end and institute Support beam connection is stated specifically, the crossbeam pillar other end is fixedly connected in the middle part of the support beam.
- 8. railway roadbed changeover portion support meanss according to claim 1, it is characterised in that the support beam uses 20b types Number I-steel is made.
- 9. the railway roadbed changeover portion support meanss according to claim 1 to 8 any one, it is characterised in that adjacent is described The distance between support beam is specially 120cm.
- 10. a kind of railway roadbed changeover portion support system, it is characterised in that including the railway roadbed as described in claim 1 to 9 any one Changeover portion support meanss.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721033016.8U CN207047613U (en) | 2017-08-17 | 2017-08-17 | A kind of railway roadbed changeover portion support meanss and railway roadbed changeover portion support system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721033016.8U CN207047613U (en) | 2017-08-17 | 2017-08-17 | A kind of railway roadbed changeover portion support meanss and railway roadbed changeover portion support system |
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| CN207047613U true CN207047613U (en) | 2018-02-27 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107447598A (en) * | 2017-08-17 | 2017-12-08 | 中铁十局集团第三工程有限公司 | A kind of building method of railway roadbed changeover portion support meanss and railway roadbed changeover portion support system |
| CN110055835A (en) * | 2019-04-17 | 2019-07-26 | 中铁上海工程局集团有限公司 | Subway is laid a railway track by-pass temporary transition device and construction method |
| CN110258222A (en) * | 2019-06-24 | 2019-09-20 | 中铁第四勘察设计院集团有限公司 | Road tunnel transition structure and traffic route |
| CN111893819A (en) * | 2020-07-20 | 2020-11-06 | 中铁二院工程集团有限责任公司 | High-speed railway ballastless track dial-joint structure |
-
2017
- 2017-08-17 CN CN201721033016.8U patent/CN207047613U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107447598A (en) * | 2017-08-17 | 2017-12-08 | 中铁十局集团第三工程有限公司 | A kind of building method of railway roadbed changeover portion support meanss and railway roadbed changeover portion support system |
| CN110055835A (en) * | 2019-04-17 | 2019-07-26 | 中铁上海工程局集团有限公司 | Subway is laid a railway track by-pass temporary transition device and construction method |
| CN110258222A (en) * | 2019-06-24 | 2019-09-20 | 中铁第四勘察设计院集团有限公司 | Road tunnel transition structure and traffic route |
| CN111893819A (en) * | 2020-07-20 | 2020-11-06 | 中铁二院工程集团有限责任公司 | High-speed railway ballastless track dial-joint structure |
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