CN201473888U - Elevated rail bridge - Google Patents
Elevated rail bridge Download PDFInfo
- Publication number
- CN201473888U CN201473888U CN2009202222665U CN200920222266U CN201473888U CN 201473888 U CN201473888 U CN 201473888U CN 2009202222665 U CN2009202222665 U CN 2009202222665U CN 200920222266 U CN200920222266 U CN 200920222266U CN 201473888 U CN201473888 U CN 201473888U
- Authority
- CN
- China
- Prior art keywords
- rail
- pillar
- iii type
- pillars
- steel rail
- 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.)
- Expired - Lifetime
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 44
- 229910052742 iron Inorganic materials 0.000 claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 239000004567 concrete Substances 0.000 claims abstract description 7
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 6
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 239000004677 Nylon Substances 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 6
- 229920001778 nylon Polymers 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 240000007594 Oryza sativa Species 0.000 claims description 2
- 235000007164 Oryza sativa Nutrition 0.000 claims description 2
- 235000009566 rice Nutrition 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000009413 insulation Methods 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 230000035939 shock Effects 0.000 abstract 1
- 241000271559 Dromaiidae Species 0.000 description 4
- 241001669679 Eleotris Species 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 229910000639 Spring steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to an elevated rail bridge which comprises pillars, a reinforced concrete foundation and a steel rail, the pillars are mounted on the concrete foundation through a foundation embedded part; meanwhile, pillar base plates are connected on the upper end surfaces and the lower end surfaces of the pillars, the pillar upper base plate is connected with a steel rail iron base, the left end and the right end of the steel rail iron base in the vertical direction are respectively provided with a mounting boss, elastic bar III type fasteners are mounted on the bosses, two sides of the steel rail are tightly clamped through elastic bars of the elastic bar III type fasteners, thereby fixing the steel rail on the pillars and connecting the pillar lower base plate with the foundation embedded part. As the new connecting way is adopted between the pillars and the ground, the construction is convenient; when the foundation of the rail bridge is settled after use, a cushion can be added for repair, thereby having good applicability; meanwhile, the insulation and shock absorption between the steel rail and the pillars can be realized under the action of the elastic bar III type fasteners, thereby ensuring the safety of maintenance operation, reducing walking vibration of a rail motor car and effectively preventing the steel rail from creeping.
Description
Technical field
The utility model relates to the mechanical structure field on the rail track, particularly relates to the high-speed railway EMUs and checks the elevated rail bridge that is provided with in the storehouse.
Background technology
As everyone knows, be accompanied by arrival of new century, the high speed railway construction and the city urban rail transit construction of China have also been opened brand-new one page.EMU is quick and comfortable characteristics because of it, become the preferred traffic instrument of increasing people's trip, because the frequent use of motor-car, for guaranteeing the safety of motor-car operation, it is particularly important that its maintenance repair and maintenance become, after the motor trainset operation in high speed railway, enter and check on the elevated rail bridge that is provided with in the storehouse, finish inspection and finishing fast to equipment under the permutation EMUs car, thereby guarantee the motor-car security of operation and improve the EMUs operation efficiency, particularly the motor car bogie equipment of waiting for bus down is the key position that guarantees the EMU application safety, it is the emphasis that utilization is checked, also be the form that adopts viaduct to equipment inspection under the EMU car in the world at present, but existing viaduct damping effect is poor, and link performance and rail adjustment repairing performance are undesirable, makes that the location of motor-car when warehouse-in is checked is undesirable, the circuit maintenance workload is big simultaneously, needs to improve.
The utility model content
The purpose of this utility model is to overcome defective of the prior art, designs a kind of novel elevated rail bridge, and this track bridge has easy construction, stable performance, and characteristics such as applicability is good, the damping of insulating simultaneously can effectively prevent rail creeping.
For achieving the above object, the technical solution of the utility model is: a kind of elevated rail bridge, comprise pillar, reinforced concrete foundation and rail, pillar is installed on the reinforced concrete foundation by basic built-in fitting, also comprise rail iron seat and spring III type fastener, described pillar upper and lower end face connecting struts seat board, the pillar upper base plate connects rail iron seat, respectively there is an installation base at the two ends, the left and right sides of described rail iron seat vertical direction, spring III type fastener is installed on the boss, spring by spring III type fastener is the rail bilaterally-chucked, thereby rail is fixed on the pillar, and pillar lower supporting rod seat board is connected with basic built-in fitting.
Preferably, pillar is that the cross section of being made up by HW200 shaped steel and steel plate welding is square cylinder.
Preferably, the weight of rail is 60 kilograms/meter.
Preferably, spring III type fastener is the III type elastic bar fastener with nylon gauge regulating block and rubber mat plate, and the spring of spring III type fastener is with nylon gauge regulating block and rail bilaterally-chucked.
Preferably, the pillar height is a 0.8-1.6 rice, and the longitudinal pitch between pillar and the pillar is less than 1.8 meters, 1.505 meters of horizontal spacings.
Preferably, the inspection trench is arranged on the concrete foundation, described trench is under between the two rails, and is dark 0.7 meter, wide 1.1 meters.
Advantage of the present utility model and beneficial effect are: owing to adopted new connected mode between pillar and the reinforced concrete foundation, and easy construction, when using the back sedimentation on the basis, can the cushioning reparation, have favorable applicability; Simultaneously, owing to adopted spring III type fastener, can insulate and damping, thereby guarantee maintenance activity safety, reduce motor-car walking vibration, and can effectively prevent rail creeping overall structure safety and stability, circuit is smooth-going reliable, and economy is strong.
Description of drawings
Fig. 1 is a kind of elevated rail bridge combination of the utility model schematic diagram;
Fig. 2 is a kind of elevated rail bridge of the utility model rail iron seat front view;
Fig. 3 is a kind of elevated rail bridge of the utility model rail iron seat vertical view;
Fig. 4 is a kind of elevated rail bridge of the utility model rail iron seat lateral view;
Fig. 5 is a kind of elevated rail bridge of the utility model rail iron seat and pillar constitutional diagram.
Among the figure:
1: the rubber sheet gasket installed surface; 2: spring III type fastener installing hole; 3: the pillar upper base plate; 4: seat board under the pillar; 5: basic built-in fitting; 6: anchor nut; 7: pillar; 8: spring III type fastener; 9: rail iron seat; 10: the gauge regulating block; 11: rubber mat plate; 12: rail; 13: the rail connecting cleat.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is further described.Following examples only are used for the technical solution of the utility model more clearly is described, and can not limit protection domain of the present utility model with this.
As shown in drawings, the concrete technical scheme of implementing of the utility model is:
The viaduct that can be used for checkout equipment under the EMUs car, comprise pillar 7 and rail beam 12, pillar 7 adopts steel structural form, cross section by shaped steel and steel plate welding combination is square cylinder, high about 0.8 meter of pillar, pillar 7 upper and lower sides all are welded with bloom base plate, be fixed with basic built-in fitting 5 in the concrete foundation, as the grooved reinforcing bar U-steel muscle 4 M24 bolts that elevated above the soil, the following seat board 4 of steel work pillar 7 links together by 4 groups of M24 anchor nuts 6 and concrete foundation, be connected with rail iron seat 9 on the pillar upper base plate 3, rail iron seat is the cast steel iron seat of an integral precision casting, the upper and lower plates face is made 1: 40 rail cant, improve rail application life, the lower flat plate face of described rail iron seat 9 is connected with pillar upper base plate 3, respectively there is an installation base at the two ends, the left and right sides of the top vertical direction of rail iron seat 9, this installation base bilateral symmetry, be used to assemble spring III type fastener 8, spring by spring III type fastener 8 is nylon gauge regulating block and rail bilaterally-chucked, thereby rail 12 is fixed on the pillar 7.
Junction, rail iron seat 9 top is provided with spring secures rail to sleeper installing hole 2 and gauge regulating block 10 and rubber mat plate installed surface 1, spring III type fastener 8 is installed on the rail iron seat 9 by fastener installing hole 2, spring by spring secures rail to sleeper 8 is with the gauge regulating block 10 and rail beam 12 chuckings at rail iron seat 9 two ends, this spring III type fastener 8 adopts the spring steel manufacturing, gauge regulating block 10 is a nylon products, 60 kilograms of/meter rail 12 and rubber mat plate 11 are installed in the middle of two regulating blocks of gauge 10, the opposite side track adopts symmetry to install, form complete track bridge, the inspection trench is arranged on the concrete foundation, trench is under between the two rails, dark 0.7 meter, wide 1.1 meters, be convenient to motor car inspection and repair.
The advantage of present embodiment is, adopts special rail connected mode, makes to have insulation and shock-absorbing function between track and the pillar, guarantee upkeep operation safety, reduce motor-car walking vibration, the spring steel spring secures rail to sleeper can keep buckle press constant, thereby keeps certain fastener resistance, effectively prevent rail creeping, the pillar two ends adopt bolt to connect simultaneously, when the back sedimentation is used on the basis, can repair by cushioning, have good applicability, improve rail life.
Spring III type fastener comprises spring part and gauge regulating block and rubber mat plate, it is three-back-shaped that spring bends to the space by the spring round steel of φ 20, termination, centre is inserted in the iron seat boss circular hole 2 with special tool, the spring both sides form buckle press, wherein a side compresses the orbiting end plate of rail, fixedly rail by the gauge regulating block.
The above only is a preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. elevated rail bridge, comprise pillar, reinforced concrete foundation and rail, pillar is installed on the reinforced concrete foundation by basic built-in fitting, it is characterized in that, also comprise rail iron seat and spring III type fastener, described pillar upper and lower end face connecting struts seat board, the pillar upper base plate connects rail iron seat, respectively there is an installation base at the two ends, the left and right sides of described rail iron seat vertical direction, spring III type fastener is installed on the boss, spring by spring III type fastener is the rail bilaterally-chucked, thereby rail is fixed on the pillar, and pillar lower supporting rod seat board is connected with basic built-in fitting.
2. a kind of elevated rail bridge as claimed in claim 1 is characterized in that, described pillar is that the cross section of being made up by HW200 shaped steel and steel plate welding is square cylinder.
3. a kind of elevated rail bridge as claimed in claim 1 or 2, it is characterized in that, described spring III type fastener is the III type elastic bar fastener with nylon gauge regulating block and rubber mat plate, and the spring of spring III type fastener is with nylon gauge regulating block and rail bilaterally-chucked.
4. a kind of elevated rail bridge as claimed in claim 1 or 2 is characterized in that described pillar height is a 0.8-1.6 rice, and the longitudinal pitch between pillar and the pillar is less than 1.8 meters, 1.505 meters of horizontal spacings.
5. a kind of elevated rail bridge as claimed in claim 1 or 2 is characterized in that the inspection trench is arranged on the described concrete foundation, and described trench is under between the two rails, and is dark 0.7 meter, wide 1.1 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202222665U CN201473888U (en) | 2009-09-02 | 2009-09-02 | Elevated rail bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202222665U CN201473888U (en) | 2009-09-02 | 2009-09-02 | Elevated rail bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201473888U true CN201473888U (en) | 2010-05-19 |
Family
ID=42410135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202222665U Expired - Lifetime CN201473888U (en) | 2009-09-02 | 2009-09-02 | Elevated rail bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201473888U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106283952A (en) * | 2016-09-15 | 2017-01-04 | 中铁第四勘察设计院集团有限公司 | Medium-and low-speed maglev two-wire excavation location pile foundation joist framing type support rail girder construction |
| CN106283954A (en) * | 2016-09-15 | 2017-01-04 | 中铁第四勘察设计院集团有限公司 | Medium-and low-speed maglev traffic engineering single line excavation location pile foundation combined type support rail girder construction |
| CN106400615A (en) * | 2016-09-15 | 2017-02-15 | 中铁第四勘察设计院集团有限公司 | Medium-low-speed magnetic levitation single line excavation section independent pier column type bearing rail beam transition section structure |
| CN110761124A (en) * | 2018-07-26 | 2020-02-07 | 中铁华铁工程设计集团有限公司 | Assembled concrete track bridge |
| CN110804907A (en) * | 2019-10-30 | 2020-02-18 | 中铁第四勘察设计院集团有限公司 | Vibration reduction track bridge structure suitable for urban railway |
| CN111218863A (en) * | 2020-03-18 | 2020-06-02 | 北京城建设计发展集团股份有限公司 | Column-type combined track structure and construction method for rail transit inspection pit |
| CN113668371A (en) * | 2021-09-23 | 2021-11-19 | 中铁华铁工程设计集团有限公司 | A rail bridge strut damping system and its damping structure and construction method |
| CN113882244A (en) * | 2021-10-18 | 2022-01-04 | 中铁华铁工程设计集团有限公司 | A concrete track bridge pillar system and its adjustment method for dealing with ground subsidence |
-
2009
- 2009-09-02 CN CN2009202222665U patent/CN201473888U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106283952A (en) * | 2016-09-15 | 2017-01-04 | 中铁第四勘察设计院集团有限公司 | Medium-and low-speed maglev two-wire excavation location pile foundation joist framing type support rail girder construction |
| CN106283954A (en) * | 2016-09-15 | 2017-01-04 | 中铁第四勘察设计院集团有限公司 | Medium-and low-speed maglev traffic engineering single line excavation location pile foundation combined type support rail girder construction |
| CN106400615A (en) * | 2016-09-15 | 2017-02-15 | 中铁第四勘察设计院集团有限公司 | Medium-low-speed magnetic levitation single line excavation section independent pier column type bearing rail beam transition section structure |
| CN110761124A (en) * | 2018-07-26 | 2020-02-07 | 中铁华铁工程设计集团有限公司 | Assembled concrete track bridge |
| CN110761124B (en) * | 2018-07-26 | 2021-05-28 | 中铁华铁工程设计集团有限公司 | Assembled concrete pillar track bridge |
| CN110804907A (en) * | 2019-10-30 | 2020-02-18 | 中铁第四勘察设计院集团有限公司 | Vibration reduction track bridge structure suitable for urban railway |
| CN111218863A (en) * | 2020-03-18 | 2020-06-02 | 北京城建设计发展集团股份有限公司 | Column-type combined track structure and construction method for rail transit inspection pit |
| CN113668371A (en) * | 2021-09-23 | 2021-11-19 | 中铁华铁工程设计集团有限公司 | A rail bridge strut damping system and its damping structure and construction method |
| CN113882244A (en) * | 2021-10-18 | 2022-01-04 | 中铁华铁工程设计集团有限公司 | A concrete track bridge pillar system and its adjustment method for dealing with ground subsidence |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100519 |