CN211848652U - Railway switch area line overhead reinforcing apparatus - Google Patents
Railway switch area line overhead reinforcing apparatus Download PDFInfo
- Publication number
- CN211848652U CN211848652U CN202020375545.1U CN202020375545U CN211848652U CN 211848652 U CN211848652 U CN 211848652U CN 202020375545 U CN202020375545 U CN 202020375545U CN 211848652 U CN211848652 U CN 211848652U
- Authority
- CN
- China
- Prior art keywords
- beams
- cross beams
- short
- cross
- sleepers
- 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.)
- Active
Links
Images
Landscapes
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The application relates to the field of jacking bridges and culverts of a lower-crossing railway, in particular to a railway turnout area line overhead reinforcing device. The reinforcing device is used for reinforcing the lower parts of the cross beams or the cross beams and the sleepers on two sides of the turnout switch machine on the basis of a conventional turnout line, the short longitudinal beams with certain rigidity and strength are arranged at the reinforcing positions below the turnout switch machine, and the short longitudinal beams are fixedly connected with the cross beams or the cross beams and the sleepers on two sides of the turnout switch machine.
Description
Technical Field
The application relates to the field of jacking bridges and culverts of a lower-crossing railway, in particular to a railway turnout area line overhead reinforcing device.
Background
The situation that roads and railways cross frequently occurs in some traffic positions, a way of a level crossing which is arranged in parallel with the railways can be adopted in the positions with less traffic flow of road vehicles, but the arrangement of the level crossing greatly influences the traffic efficiency of the roads in some crossing positions with larger traffic flow, along with the development of social economy in China, the vehicle retention rate is continuously improved, and actually, the way of the level crossing cannot meet the increasing traffic demand. In order to solve the problems, the jacking construction of the frame bridge is generally carried out below the existing line of the railway embankment in the prior art, so that the road and the railway embankment operate in a staggered mode at different height positions, and smooth circulation of the railway and the road is further ensured.
In the jacking construction process of the frame bridge, in order to ensure the normal operation of railway track traffic, the existing railway lines must be reinforced. The existing reinforcement technology can be easily realized on a railway straight line section, however, at a turnout position, because a turnout switch machine occupies a certain space, the track at the position is not reinforced by a cross beam, the strength of the turnout switch machine is insufficient, the turnout switch machine can generate large deformation in the running process of a train, the deformation of a switch rail and a stock rail is inconsistent, the switch rail and the stock rail are not tightly attached, and the train derailment is possibly caused. Patent CN 203440720U improves the rail reinforcing method of the existing turnout area, and the D-shaped beam is arranged below the sleeper, and the method of connecting and fixing the sleeper and the beam is difficult to implement, and the application of the method is still inconvenient or has certain limitations.
SUMMERY OF THE UTILITY MODEL
The application provides a railway turnout area line overhead reinforcing device, which comprises a longitudinal beam, a plurality of cross beams and a plurality of sleepers, wherein the longitudinal beam is a D-shaped temporary beam longitudinal beam, two ends of each cross beam are fixedly connected with the longitudinal beam to form a travelling rail, and a switch rail and a stock rail are respectively paved on the travelling rail; the reinforcing device is characterized in that the reinforcing device is provided with a short longitudinal beam, the bottom of the cross beam is overhead, and the short longitudinal beam is arranged at the overhead bottom of the cross beam and is simultaneously fixedly connected with the cross beams on two sides of the turnout switch machine.
Optionally, the number of the short longitudinal beams is two, and the short longitudinal beams are distributed along the center line of the running rail in a bilateral symmetry manner.
Optionally, the short longitudinal beams are symmetrical left and right along a central axis of the position of the turnout switch machine in the direction of the vertical running track.
Optionally, the short longitudinal beams are vertically connected with the cross beams or the cross beams are vertically connected with the sleepers.
Optionally, the number of the short longitudinal beams is two, and the short longitudinal beams are located right below the stock rail.
Optionally, the short longitudinal beams and the cross beams are made of the same material and are formed in the same manner.
Optionally, the cross beam and the sleeper are overhead, and the short longitudinal beam is located at the overhead bottom of the cross beam and the sleeper and is simultaneously and fixedly connected with the cross beam and the sleeper on two sides of the turnout switch machine or is only fixedly connected with the cross beam on two sides of the turnout switch machine.
Optionally, the short longitudinal beam is fixedly connected with the cross beam or the cross beam is fixedly connected with the sleeper through a double suspension rod.
Optionally, the upper ends of the double suspenders are in bolted connection with the cross beam or the cross beam and the sleeper, the lower ends of the double suspenders are in bolted connection with the short longitudinal beam, and the short longitudinal beam is tightly attached to the cross beam or the cross beam and the sleeper.
Reinforcing apparatus on the basis of conventional switch circuit, it consolidates under crossbeam and the sleeper of switch goat both sides track below and handles to set up the short longeron of certain rigidity and intensity in the overhead position of below, the crossbeam or crossbeam and the sleeper of short longeron fixed connection switch goat both sides. Through the above setting, railway switch district circuit built on stilts reinforcing apparatus possesses following beneficial effect:
1) the short longitudinal beams are fixedly connected with the cross beams on the two sides of the turnout switch machine or the cross beams are fixedly connected with the sleepers, so that the overall rigidity and the strength of the running track at the position of the turnout switch machine are effectively enhanced, and the serious problems that the cross beams are absent at the position due to the arrangement of the turnout switch machine, the running track at the position has low rigidity, and the switch rail and the stock rail are not tightly attached to each other easily in the running process of a train or under the action of other external forces, and finally the possible train rail-changing failure or even derailment is caused are solved;
2) the implementation difficulty of the fixed connection between the short longitudinal beam and the cross beam or between the cross beam and the sleeper is small, and the construction can be quickly and effectively completed during the jacking construction of the frame bridge, so that the influence on railway traffic is reduced;
3) the connection mode of the short longitudinal beam and the cross beam or the cross beam and the sleeper is various, and the corresponding implementation mode can be selected according to actual requirements, so that the device has higher flexibility.
Drawings
Fig. 1 is a schematic structural diagram of the turnout zone line;
FIG. 2 is a schematic structural diagram of the overhead reinforcing device for the line in the turnout zone;
FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2;
fig. 4 is a schematic cross-sectional view at B-B in fig. 2.
The reference numbers in the figures illustrate:
1-longitudinal beam, 2-cross beam, 3-short longitudinal beam, 4-switch rail, 5-stock rail, 6-sleeper, 7-turnout switch machine, 8-double hanger rod and 9-hanger rod fixing bolt.
Detailed Description
The present invention will be described with reference to the accompanying drawings and embodiments.
As shown in fig. 1, the utility model provides a railway switch district circuit makes somebody a mere figurehead reinforcing apparatus, the device mainly is applied to under the frame bridge and strengthens the railway track of frame bridge top when penetrating the railway track of pushing up and being equipped with the switch, for the convenience of description, reinforcing apparatus has covered the switch track of this railway track, specifically, reinforcing apparatus includes longeron 1, a plurality of crossbeam 2 and a plurality of sleeper 6, wherein, longeron 1 is D type just roof beam longeron, constitutes continuous longeron track with the longeron of switch track both sides, thereby crossbeam 2 both ends and crossbeam 2 fixed connection constitute the driving track of common meaning, sleeper 6 and crossbeam 2 parallel arrangement; at a turnout track, a switch rail 4 and a stock rail 5 are respectively paved on the running tracks, the switch rail 4 is a discontinuous rail, the front end of the switch rail is provided with a rail point, the switch rail 4 is attached to the stock rail 5, so that a train can be controlled to change a running route, and the stock rail 5 is a continuous train track; be equipped with switch machine 7 on railway switch district circuit, switch machine 7 sets up between longeron 1 and crossbeam 2, and its effect lies in that control switch 4 removes the route of traveling in order to change the train, because switch machine 7's volume blocks, does not set up crossbeam 2 in this department, therefore the intensity of this department is lower, and at the in-process of marcing of train, switch 4 is great with stock rail 5's deformation, easily causes switch 4 and stock rail 5 laminating inseparable, and then leads to the derailment failure or even derail. It should be noted that the above-mentioned arrangements are conventional arrangements in the prior art, and technical contents such as the connection manner of the cross beam 2 and the longitudinal beam 1, how the switch machine 7 controls the movement of the point rail 4 for the purpose of rail change, etc. are not described herein again, and should be understood and known by those skilled in the art.
As shown in fig. 2, in the above basic configuration, the improvement of the reinforcing apparatus of the present invention is: the reinforcing device is provided with a short longitudinal beam 3, the bottom of the cross beam 2 is overhead, the short longitudinal beam 3 is arranged at the overhead bottom of the cross beam 2, and the short longitudinal beam 3 is simultaneously and fixedly connected with the cross beam 2 at two sides of a turnout switch machine 7; or the reinforcing device is provided with a short longitudinal beam 3, the bottoms of the cross beam 2 and the sleeper 6 are overhead, the short longitudinal beam 3 is arranged at the overhead bottoms of the cross beam 2 and the sleeper 6, and the short longitudinal beam 3 is simultaneously and fixedly connected with the cross beam 2 and the sleeper 6 on two sides of the turnout switch machine 7; wherein, the bottom of the beam 2 and the sleeper 6 is overhead by adopting manual digging or other modes. That is, at least the bottom of the cross beam 2 is provided with an overhead bottom, which is considered that the strength of the cross beam 2 is higher, and the deformation amount of the short longitudinal beams 3 and the cross beam 2 is smaller under the external force, that is, the reinforcing effect is better. In order to pursue a better fixing effect, the short longitudinal beam 3 can be fixedly connected with a plurality of cross beams 2 at one side at the same time, because in the normal condition, sleepers 6 are arranged at intervals and in parallel with the cross beams 2, and inevitably, an overhead bottom part is also arranged below the sleepers 6, but the fixed connection with the short longitudinal beam 3 is not necessary and is a preferred embodiment, and a person skilled in the art can understand; in addition, considering that the short longitudinal beam 3 should have high strength and should ensure the deformation consistency with the cross beam 2 as much as possible, so as to solve the problems such as thermal expansion and cold contraction caused by temperature change or the strain inconsistency between the short longitudinal beam 3 and the cross beam 2 caused by external force, and further cause mutual extrusion damage or loosening and falling of the short longitudinal beam 3 and the cross beam 2, preferably, the short longitudinal beam 3 and the cross beam 2 are made of the same material and formed in the same forming mode.
In theory, the mode of connecting the short longitudinal beams 3 with the two side cross beams 2 can be any, and in consideration of the connection effect, a preferable embodiment can be selected: the short longitudinal beams 3 are vertically connected with the cross beams 2 or the cross beams 2 are vertically connected with the sleepers 6; the short longitudinal beams 3 are symmetrical left and right along the central axis of the position of the turnout switch machine 7 in the direction vertical to the running track; at least two short longitudinal beams 3 are arranged; in the case of two short longitudinal beams 3, the two short longitudinal beams 3 are further distributed symmetrically left and right along the central axis of the running rail. A person skilled in the art can choose any of the above embodiments to combine to enhance the stiffening effect of the short stringers 3, and as a most advantageous embodiment, there are two short stringers 3 located directly below the stock rail 5.
Reinforcing apparatus on the basis of conventional switch circuit, make somebody a mere figurehead processing in crossbeam or crossbeam 2 and sleeper 6 below of 7 both sides of switch machine to set up short longeron 3 in below overhead position, crossbeam 2 or crossbeam 2 and sleeper 6 of 3 fixed connection switch machine 7 both sides of short longeron, through this mode, the track circuit of switch machine 7 place position obtains the reinforcement processing, possesses higher intensity, when the train is current or other exogenic actions, the orbital deformation degree of driving is less, solution that can be fine leads to this intensity less because of switch machine 7 department can't set up crossbeam 2, and the deformation volume is great when receiving external force makes switch 4 inseparable with 5 laminating of stock rail, finally probably causes the problem of serious consequences such as train derailment failure even derailment.
Several embodiments of the railway switch area line overhead reinforcement device described in the present application are described below by way of specific examples.
Example 1
As shown in fig. 1 to 4, the embodiment provides a railway turnout area line overhead reinforcing device, the reinforcing device includes a longitudinal beam 1, a cross beam 2, a short longitudinal beam 3, a sleeper 6, a double suspension rod 8 and a double suspension rod fixing bolt 9, the longitudinal beam 1 and the cross beam 2 form a running track, and a switch rail 4, a stock rail 5 and a road switch machine 7 are further arranged on a circuit board of the railway turnout area; the longitudinal beams 1, the cross beams 2, the switch rails 4, the stock rails 5, the sleepers 6 and the road switch machines 7 are arranged conventionally to form a traveling line of a railway turnout area, wherein the positions of the points of the road switch machines 7 and the switch rails 4 are spaced by 0.3 meter, and under the arrangement, the road switch machines 7 can conveniently control the movement of the switch rails 4.
The cross beams 2 and the sleepers 6 on the two sides of the road switch machine 7 are overhead, two short longitudinal beams 3 are arranged, and the short longitudinal beams 3 are located right below the stock rails 5 on the two sides. The short longitudinal beam 3 is respectively and simultaneously connected with the cross beam 2 and the sleeper 6 at two sides of the turnout switch machine 7, and the specific connection mode is as follows: the double-hanging ring 8 is arranged on the cross beam 2 and the sleeper 6 which are fixedly connected by the short longitudinal beam 3, then the short longitudinal beam 3 is arranged in the double-hanging ring 8, the upper end of the double-hanging rod 8 is in bolted connection with the cross beam 2 and the sleeper 6 through a double-hanging rod fixing bolt 9, the lower end of the double-hanging rod 8 is in bolted connection with the short longitudinal beam 3 through a double-hanging rod fixing bolt 9, and the short longitudinal beam 3 is tightly attached to the cross beam 2 and the sleeper 6.
The short longitudinal beam 3 of the reinforcing device is fixedly connected with the cross beams 2 and the sleepers 6 on two sides of the turnout switch 7 through the double suspension rods 8, the length of the short longitudinal beam is long, and the short longitudinal beam can be fixedly connected with the cross beams 2 and the sleepers 6, so that the reinforcing device has a good reinforcing effect.
Example 2
On the basis of the embodiment 1, the short longitudinal beams 3 of the reinforcing device of the present embodiment are respectively and fixedly connected with the single cross beams 2 at the two sides of the turnout switch machine 7, and the rest is the same as that of the embodiment 1; the fastening device according to the present embodiment is therefore more convenient to implement, but the reinforcement effect is inferior to that of embodiment 1 because the short longitudinal beams 3 are connected with fewer cross beams 2.
The embodiment of the embodiment can be applied to the railway turnout zone line with low reinforcement requirement.
Example 3
On the basis of the embodiment 1, the short longitudinal beams 3 of the reinforcing device of the present embodiment are respectively and fixedly connected with the plurality of cross beams 2 at two sides of the turnout switch machine 7, and the rest is the same as that of the embodiment 1; that is, in the present embodiment, the cross beams 2 and the sleepers 6 on both sides of the road switch machine 7 are overhead, but the short longitudinal beams 3 are only fixedly connected with the cross beams 2 on both sides, because the rigidity and the strain modulus of the cross beams 2 are significantly higher than those of the sleepers 6. Through this arrangement, the embodiment described in this embodiment is more convenient than embodiment 1, and the fixing effect is better than that of embodiment 2, that is, the embodiment described in this embodiment is a compromise between embodiment 1 and embodiment 2.
The above are only some specific embodiments of the present invention, and it should be noted that the above embodiments should not be considered as limitations of the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the spirit and scope of the invention, and such modifications and enhancements are intended to be within the scope of the invention.
Claims (9)
1. A railway turnout area line overhead reinforcing device comprises a longitudinal beam, a plurality of transverse beams and a plurality of sleepers, wherein the longitudinal beam is a D-shaped temporary beam longitudinal beam, two ends of the transverse beam are fixedly connected with the longitudinal beam to form a travelling rail, and a switch rail and a stock rail are respectively paved on the travelling rail; the reinforcing device is characterized in that the reinforcing device is provided with a short longitudinal beam, the bottom of the cross beam is overhead, and the short longitudinal beam is arranged at the overhead bottom of the cross beam and is simultaneously fixedly connected with the cross beams on two sides of the turnout switch machine.
2. The reinforcement device according to claim 1, wherein two of the short longitudinal beams are provided and are symmetrically distributed along a center line of the running rail.
3. The reinforcement device of claim 1, wherein the short longitudinal beams are symmetrical side-to-side along a central axis of the vertical track direction in which the switch machine is located.
4. The reinforcement device of claim 1, wherein the short stringers are connected perpendicular to the cross beams or the cross beams are connected perpendicular to the crossties.
5. The reinforcement device of claim 1, wherein there are two of the short stringers and are located directly below the stock rail.
6. The reinforcement device of claim 1, wherein the short stringers are the same material and form as the cross beams.
7. The reinforcement device according to claim 1, wherein the cross beams and the sleepers are overhead, and the short longitudinal beams are located at the overhead bottoms of the cross beams and the sleepers and fixedly connected to the cross beams and the sleepers on both sides of the switch machine or only to the cross beams on both sides of the switch machine.
8. The reinforcement device according to claim 1 or 7, wherein the short longitudinal beams are fixedly connected with the cross beams or the cross beams with the sleepers by means of double suspension rods.
9. The reinforcement device according to claim 8, wherein the double hanger bars are bolted at their upper ends to the cross beams or cross beams to the sleepers and bolted at their lower ends to the short stringers, which are bolted to the cross beams or cross beams to the sleepers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020375545.1U CN211848652U (en) | 2020-03-23 | 2020-03-23 | Railway switch area line overhead reinforcing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020375545.1U CN211848652U (en) | 2020-03-23 | 2020-03-23 | Railway switch area line overhead reinforcing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211848652U true CN211848652U (en) | 2020-11-03 |
Family
ID=73135637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020375545.1U Active CN211848652U (en) | 2020-03-23 | 2020-03-23 | Railway switch area line overhead reinforcing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211848652U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113174789A (en) * | 2021-05-14 | 2021-07-27 | 中铁二十四局集团有限公司 | Railway fastening rail reinforcing process and equipment |
| CN113652902A (en) * | 2021-08-13 | 2021-11-16 | 中铁第五勘察设计院集团有限公司 | Reinforced structure in railway switch area and frame bridge structure of existing railway of lower cross |
-
2020
- 2020-03-23 CN CN202020375545.1U patent/CN211848652U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113174789A (en) * | 2021-05-14 | 2021-07-27 | 中铁二十四局集团有限公司 | Railway fastening rail reinforcing process and equipment |
| CN113652902A (en) * | 2021-08-13 | 2021-11-16 | 中铁第五勘察设计院集团有限公司 | Reinforced structure in railway switch area and frame bridge structure of existing railway of lower cross |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102926299B (en) | Railway elevating and fixing device and railway bridge and culvert construction method adopting railway elevating and fixing device | |
| CN211848652U (en) | Railway switch area line overhead reinforcing apparatus | |
| CN206538637U (en) | A kind of track strengthening device for existing railway | |
| CN104594173B (en) | One kind embraces rail magnetic levitation track traffic box beam | |
| CN103437254B (en) | Framed underpass bridge railway trouble district track strengthening device | |
| CN109736147A (en) | A kind of track girder system suitable for straddle-type monorail and suspension type monorail | |
| CN208309308U (en) | A kind of medium-and low-speed maglev traffic system curved section support rail beam | |
| CN107642010A (en) | Medium-and low-speed maglev traffic system straightway support rail beam | |
| CN209779362U (en) | Track beam system suitable for straddle type monorail and suspension type monorail | |
| CN206428550U (en) | A kind of novel integral crossing plates | |
| CN202073037U (en) | Bridge ballastless track structure | |
| CN110055835A (en) | Subway is laid a railway track by-pass temporary transition device and construction method | |
| CN108342980B (en) | Railway suspension bridge upper bearing type steel truss bridge deck structure | |
| KR100759923B1 (en) | Low height and longspan girder for a railway | |
| CN206289524U (en) | The lift pillow device of track at a kind of beam seam | |
| CN203440720U (en) | Line reinforcing device of railway turnout area in frame bridge jacking | |
| CN109338820A (en) | The railway track structure of rapid construction on a kind of bridge | |
| CN210031372U (en) | Multilayer space traffic system | |
| CN211522671U (en) | Steel pipe concrete long sleeper | |
| CN210341620U (en) | Expansion joint device for overhead rail transit steel bridge | |
| JP2002525457A (en) | Track equipment for rail vehicles, especially sleeper frames for crushed stone superstructures | |
| CN209975275U (en) | Elastic support line structure for high-speed magnetic levitation track traffic | |
| CN208395577U (en) | Insert the interim transition structure of causeway trouble in a kind of both wired non-fragment orbit location | |
| CN209798449U (en) | Turnout braced system suitable for straddle type monorail | |
| CN209162533U (en) | The railway track structure of rapid construction on a kind of bridge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |